1 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
3 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
4 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
7 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
11 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13 * doc/invoke.texi (-fgraphite-identity): Documented.
15 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
17 * tree-scalar-evolution.c: Fix comment.
18 (instantiate_scev_1): Return unknow from scev instantiation if the
19 result is not above instantiate_below.
21 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
23 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
24 static anymore. Instantiate the symbols that may have been introduced
26 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
29 2009-07-30 DJ Delorie <dj@redhat.com>
31 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
32 .vliw directive to VLIW sections.
34 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
36 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
38 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
39 (AUTOHEADER): New variable.
40 ($(srcdir)/cstamp-h.in): Use it.
42 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
43 Pat Haugen <pthaugen@us.ibm.com>
44 Revital Eres <ERES@il.ibm.com>
46 * config/rs6000/vector.md (VEC_F): Add VSX support.
50 (vector_load_<mode>): Ditto.
51 (vector_store_<mode>): Ditto.
52 (vector GPR move split): Ditto.
53 (vec_reload_and_plus_<mptrsize>): Ditto.
54 (vec_reload_and_reg_<mptrsize>): Ditto.
62 (vector_eq<mode>): Ditto.
63 (vector_gt<mode>): Ditto.
64 (vector_ge<mode>): Ditto.
65 (vector_gtu<mode>): Ditto.
66 (vector_select_<mode>_uns): Ditto.
67 (vector_eq_<mode>_p): Ditto.
68 (vector_gt_<mode>_p): Ditto.
69 (vector_ge_<mode>_p): Ditto.
70 (vector_gtu_<mode>_p): Ditto.
71 (cr6_test_for_zero): Ditto.
72 (cr6_test_for_zero_reverse): Ditto.
73 (cr6_test_for_lt): Ditto.
74 (cr6_test_for_lt_reverse): Ditto.
78 (one_cmpl<mode>2): Ditto.
81 (float<VEC_int<mode>2): Ditto.
82 (unsigned_float<VEC_int><mode>2): Ditto.
83 (fix_trunc<mode><VEC_int>2): Ditto.
84 (fixuns_trunc<mode><VEC_int>2): Ditto.
86 (vec_set<mode>): Ditto.
87 (vec_extract<mode>): Ditto.
88 (vec_interleave_highv4sf): Ditto.
89 (vec_interleave_lowv4sf): Ditto.
90 (vec_realign_load_<mode>): Ditto.
91 (vec_shl_<mode>): Ditto.
92 (vec_shr_<mode>): Ditto.
93 (div<mode>3): New patterns for VSX.
94 (vec_interleave_highv2df): Ditto.
95 (vec_interleave_lowv2df): Ditto.
96 (vec_pack_trunc_v2df): Ditto.
97 (vec_pack_sfix_trunc_v2df): Ditto.
98 (vec_pack_ufix_trunc_v2df): Ditto.
99 (vec_unpacks_hi_v4sf): Ditto.
100 (vec_unpacks_lo_v4sf): Ditto.
101 (vec_unpacks_float_hi_v4si): Ditto.
102 (vec_unpacku_float_lo_v4si): Ditto.
103 (vec_unpacku_float_hi_v4si): Ditto.
104 (vec_unpacks_float_lo_v4si): Ditto.
105 (movmisalign<mode>): Ditto.
106 (vector_ceil<mode>2): New patterns for vectorizing math library.
107 (vector_floor<mode>2): Ditto.
108 (vector_btrunc<mode>2): Ditto.
109 (vector_copysign<mode>3): Ditto.
111 * config/rs6000/predicates.md (easy_vector_constant_msb): New
112 predicate for setting the high bit in each word, used for
115 * config/rs6000/ppc-asm.h (f19): Whitespace.
116 (f32-f63): Define if VSX.
117 (v0-v31): Define if Altivec.
118 (vs0-vs63): Define if VSX.
120 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
122 * config/rs6000/power7.md: New file, provide tuning parameters for
125 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX
127 (rs6000_cpu_cpp_builtins): Ditto.
128 (altivec_overloaded_builtins): Ditto.
129 (altivec_resolve_overloaded_builtin): Ditto.
131 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
132 debug switch to disable vectorizing simple math builtin
135 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
136 Vectorize simple math builtin functions.
137 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
138 hook to vectorize math builtins.
139 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
140 (rs6000_builtin_conversion): Add VSX/power7 support.
141 (rs6000_builtin_vec_perm): Ditto.
142 (vsplits_constant): Add support for loading up a vector constant
143 with just the high bit set in each part.
144 (rs6000_expand_vector_init): Add VSX/power7 support.
145 (rs6000_expand_vector_set): Ditto.
146 (rs6000_expand_vector_extract): Ditto.
147 (rs6000_emit_move): Ditto.
151 (rs6000_expand_ternop_builtin): Ditto.
152 (altivec_expand_builtin): Ditto.
153 (rs6000_expand_unop_builtin): Ditto.
154 (rs6000_init_builtins): Ditto.
155 (altivec_init_builtins): Ditto.
156 (builtin_function_type): Ditto.
157 (rs6000_common_init_builtins): Ditto.
158 (rs6000_handle_altivec_attribute); Ditto.
159 (rs6000_mangle_type): Ditto.
160 (rs6000_vector_mode_supported_p): Ditto.
161 (rs6000_mode_dependent_address): Altivec addresses with AND -16
164 * config/rs6000/vsx.md: New file for VSX support.
166 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
167 identifing values with just the most significant bit set.
168 (enum rs6000_builtins): Add builtins for VSX. Add simple math
171 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
172 (UNSPEC_VRFIM): Delete.
173 (splitter for loading up vector with most significant bit): New
174 splitter for vectorizing copysign.
175 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
176 vectorizing simple math functions.
177 (altivec_vrfip): Add support for vectorizing simple math
179 (altivec_vrfim): Ditto.
180 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
182 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
183 (power7.md, vsx.md): Include for power7 support.
184 (copysigndf3): Use VSX instructions if -mvsx.
187 (nabsdf2_fpr): Ditto.
192 (fix_truncdfdi2_fpr): Ditto.
193 (cmpdf_internal1): Ditto.
194 (fred, fred_fpr): Convert into expander/insn to add VSX support.
195 (btruncdf2, btruncdf2_fpr): Ditto.
196 (ceildf2, ceildf2_fpr): Ditto.
197 (floordf2, floordf2_fpr): Ditto.
198 (floatdidf2, floatdidf2_fpr): Ditto.
199 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
200 (fmsubdf4_fpr): Ditto.
201 (fnmadddf4_fpr_1): Ditto.
202 (fnmadddf4_fpr_2): Ditto.
203 (fnmsubdf4_fpr_1): Ditto.
204 (fnmsubdf4_fpr_2): Ditto.
205 (fixuns_truncdfdi2): Add expander for VSX support.
206 (fix_truncdfdi2): Ditto.
207 (fix_truncdfsi2): Ditto.
209 (btruncsf2): Whitespace.
210 (movdf_hardfloat32): Add support for VSX registers.
211 (movdf_softfloat32): Ditto.
212 (movdf_hardfloat64): Ditto.
213 (movdf_hardfloat64_mfpgpr): Ditto.
214 (movdf_softfloat64): Ditto.
215 (movti splitters): Add check for vector registers supporting
216 TImode in the future.
217 (bpermd): Add power7 bpermd instruction.
219 * config/rs6000/altivec.h (vec_div): Define if VSX.
223 (vec_nearbyint): Ditto.
226 (all predicates): Use the generic builtin function, and not the
227 V4SF specific function so that the predicates will work with
232 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
233 Document new VSX functions and types.
235 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
238 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
239 "wa", and "j" constraints. Modify "v" to talk about Altivec
240 instead of just vector.
242 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
245 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
246 location for phi arguments.
247 (rewrite_update_phi_arguments): Find locations for reaching defs.
248 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
249 Add location to add_phi_arg calls.
250 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
251 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
252 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
253 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
254 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
255 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
256 * tree-phinodes.c (make_phi_node): Initialize location.
257 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
258 (add_phi_arg): Add location parameter.
259 (remove_phi_arg_num): Move location when moving phi argument.
260 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
262 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
263 slpeel_update_phi_nodes_for_guard1,
264 slpeel_update_phi_nodes_for_guard2,
265 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
266 vect_loop_versioning): Set locations.
267 * tree-parloops.c (create_phi_for_local_result,
268 transform_to_exit_first_loop, create_parallel_loop): Add locations.
269 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
270 * tree-vect-loop.c (get_initial_def_for_induction,
271 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
273 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
274 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
275 (gimple_phi_arg_set_location): New. Set locus.
276 (gimple_phi_arg_has_location): New. Check for locus.
277 (redirect_edge_var_map_location): New. Return locus from var_map.
278 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
279 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
280 combining PHI arguments.
281 (cond_store_replacement): Set location.
282 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
283 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
284 scop_add_exit_phis_edge): Add locations.
285 * tree-cfgcleanup.c (remove_forwarder_block,
286 remove_forwarder_block_with_phi): Add locations.
287 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
288 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
290 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
291 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
292 flush_pending_stmts): Add source location.
293 * lambda-code.c (perfect_nestify): Maintain location stack with argument
294 stack to preserve locations.
295 * tree-vect-stmts.c (vectorizable_load): Add location.
296 * tree-inline.c (copy_phis_for_bb): Copy locus.
297 (setup_one_parameter): Add call locus to inlined parameter stmts.
298 (initialize_inlined_parameters): Pass in call location as parameter
300 (tree_function_versioning): Pass location to setup_one_parameter.
301 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
302 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
304 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
305 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
306 locus parameter and override the stmt default if provided.
307 (new_elim_graph, clear_elim_graph, delete_elim_graph,
308 elim_graph_add_edge, elim_graph_remove_succ_edge,
309 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
310 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
311 eliminate_phi): Add locus info in elimination graph for each edge and
313 (insert_backedge_copies): Copy locus if present.
314 * tree-flow.h (struct _edge_var_map): Add locus field.
315 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
316 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
317 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
319 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
321 2009-07-30 Martin Jambor <mjambor@suse.cz>
323 PR tree-optimization/40570
324 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
327 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
329 * ssa-loop-manip.c: Include langhooks.h.
330 (rewrite_phi_with_iv): New.
331 (rewrite_all_phi_nodes_with_iv): New.
332 (canonicalize_loop_ivs): Move here from tree-parloops.c.
333 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
334 * tree-parloops.c (loop_parallel_p): Move out all conditions
335 except dependency check.
336 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
337 (gen_parallel_loop): Call canonicalize_loop_ivs without
338 reduction_list argument.
339 (build_new_reduction): New.
340 (gather_scalar_reductions): New.
341 (try_get_loop_niter): New.
342 (try_create_reduction_list): New.
343 (parallleize_loops): Change the parallel conditions check.
344 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
345 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
347 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
349 * opt-functions.awk (opt_args): Allow argument to be enclosed in
351 * doc/options.texi (Option properties): Mention new quoting syntax.
353 2009-07-29 Douglas B Rupp <rupp@gnat.com>
355 * config/alpha/alpha.c (alpha_start_function):
356 Handle VMS_DEBUG_MAIN_POINTER
357 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
358 * doc/invoke.texi: Document -mdebug-main switch.
360 2009-07-29 Richard Henderson <rth@redhat.com>
362 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
363 (cgraph_create_edge_including_clones): Likewise.
364 * tree-inline.c (copy_bb): Operate on the correct edges
365 when updating the callgraph.
367 2009-07-29 Douglas B Rupp <rupp@gnat.com>
369 * config/alpha/vms-cc.c: Deleted.
370 * config/alpha/vms-ld.c: Deleted.
371 * config/alpha/t-vms64: Moved to config/vms
372 * config/alpha/vms-crt0-64.c: Moved to config/vms
373 * config/alpha/vms-crt0.c: Moved to config/vms
374 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
375 * config/alpha/vms-psxcrt0.c: Moved to config/vms
376 * config/alpha/xm-vms.h: Moved to config/vms
377 * config/alpha/x-vms: Moved to config/vms
378 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
380 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
381 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
383 * config/vms/t-vms64: Moved here from config/alpha
384 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
385 (argc,argv,envp): Enforce 32bit malloc'ing.
386 * config/vms/vms-psxcrt0-64.c: Likewise.
387 * config/vms/vms-crt0.c: Moved here from config/alpha.
388 * config/vms/vms-psxcrt0.c: Likewise.
389 * config/vms/vms-crtl-64.h: New file.
390 * config/vms/vms-crtl.h: New file.
391 * config/vms/vms.opt: New file.
392 * config/vms/xm-vms64.h: New file.
393 * config/vms/xm-vms.h: Moved here from config/alpha.
394 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
396 * config/vms/x-vms: Moved here from config/alpha.
397 (version, VMS_EXTRA_PARTS): Moved to t-vms.
398 (vms-ld.o, vms-cc.o): Removed.
399 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
401 2009-07-29 Douglas B Rupp <rupp@gnat.com>
403 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
404 correct stack (obvious VMS fix).
406 2009-07-29 Douglas B Rupp <rupp@gnat.com>
408 * dwarf2out.c (output_file_names): Output VMS style file name, size,
409 date, version info if VMS_DEBUGGING_INFO defined.
410 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
411 size, date calculating code moved here.
413 2009-07-29 Paul Brook <paul@codesourcery.com>
415 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
418 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
421 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
422 to DImode when generating insq_le insn.
424 2009-07-28 Douglas B Rupp <rupp@gnat.com>
426 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
427 New macro set for VMS_DEBUGGGING_INFO.
428 (AT_string_form): Use it.
430 2009-07-28 DJ Delorie <dj@redhat.com>
432 * config/mep/mep.c (vtext_section): New.
433 (vftext_section): New.
434 (ftext_section): New.
435 (mep_select_section): Add support for functions.
436 (mep_unique_section): Likewise.
437 (mep_asm_init_sections): Likewise.
438 (mep_encode_section_info): Remove it from here.
440 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
442 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
444 * tree.h (TREE_DEPRECATED): Document it is used for types too.
445 (TYPE_VECTOR_OPAQUE): Use default_def_flag
447 2009-07-28 Douglas B Rupp <rupp@gnat.com>
449 * dwarf2out.c (output_file_names): Test new macro
450 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
451 (add_comp_dir_attribute): Likewise.
453 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
455 * config/i386/mingw-w64.h (LINK_SPEC): Add
456 separating space between commands.
458 2009-07-28 Jan Hubicka <jh@suse.cz>
460 PR tree-optimization/40759
461 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
464 2009-07-27 DJ Delorie <dj@redhat.com>
466 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
467 types are dword-aligned.
468 (mep_expand_va_start): Likewise.
470 2009-07-27 Olivier Hainque <hainque@adacore.com>
471 Douglas B Rupp <rupp@gnat.com>
473 * convert.c (convert_to_pointer): Don't assume the target
474 pointer type is POINTER_SIZE long. Fetch its precision instead.
476 2009-07-27 Douglas B Rupp <rupp@gnat.com>
478 * system.h (fopen): Undefine if macro.
480 2009-07-27 Jakub Jelinek <jakub@redhat.com>
482 * dwarf2out.c (output_cfi_p): Removed.
483 (output_cfis): New function.
484 (output_fde): New function, split from output_call_frame_info.
485 (output_call_frame_info): Use it.
486 (dwarf2out_switch_text_section): Use output_cfis.
488 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
490 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
491 TARGET_BI_ARCH is specified without enabling SJLJ.
492 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
493 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
495 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
497 * arm.md (negdi2): Use DImode if forcing a value into a register.
499 2009-07-26 Ira Rosen <irar@il.ibm.com>
501 PR tree-optimization/40801
502 * tree-vect-stmts.c (vectorizable_call): Get previous copy
503 of vector operand from the previous copy of vector statement.
504 Pass the correct definition type value to
505 vect_get_vec_def_for_stmt_copy().
507 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
509 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
510 const char ** conversion.
512 2009-07-25 David Daney <ddaney@caviumnetworks.com>
514 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
515 fancy_abort() if !ENABLE_ASSERT_CHECKING.
516 (gcc_unreachable): Invoke __builtin_unreachable() if
517 !ENABLE_ASSERT_CHECKING.
519 2009-07-25 David Daney <ddaney@caviumnetworks.com>
521 PR rtl-optimization/40445
522 * emit-rtl.c (next_nonnote_insn_bb): New function.
523 * rtl.h (next_nonnote_insn_bb): Declare new function.
524 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
525 with no successors that is the successor of the ENTRY_BLOCK.
526 Continue from the top after removing an empty fallthrough block.
527 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
528 of next_nonnote_insn.
530 2009-07-25 David Daney <ddaney@caviumnetworks.com>
532 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
534 2009-07-25 Martin Jambor <mjambor@suse.cz>
536 * c-common.c (c_common_attribute_table): New element for noclone.
537 (handle_noclone_attribute): New function. Forward-declare.
538 * tree-inline.c (tree_versionable_function_p): Check for noclone
540 * doc/extend.texi (Labels as Values): Document need for noclone.
541 (Function Attributes): Document noclone attribute.
543 2009-07-25 Jakub Jelinek <jakub@redhat.com>
545 PR rtl-optimization/34999
546 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
547 and dw_fde_switched_cold_to_hot fields.
548 (output_cfi_p): New function.
549 (output_call_frame_info): If fde->dw_fde_switched_sections,
550 output 2 FDEs instead of one with corrupted header.
551 (dwarf2out_do_cfi_startproc): New function.
552 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
553 and fde->dw_fde_switched_cold_to_hot.
554 (dwarf2out_switch_text_section): Compute
555 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
556 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
557 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
558 Otherwise, compute fde->dw_fde_switch_cfi.
560 2009-07-24 Cary Coutant <ccoutant@google.com>
562 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
564 2009-07-24 Cary Coutant <ccoutant@google.com>
566 * cfghooks.c (split_block): Copy discriminator to new block.
567 * tree-cfg.c (assign_discriminator): Check location of last
568 instruction in block as well as first.
570 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
572 * config/i386/linux.c: Use fputs or putc instead of fprintf
574 * config/i386/gas.h: Ditto.
575 * config/i386/x86-64.h: Ditto.
576 * config/i386/att.h: Ditto.
578 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
580 * expmed.c (emit_store_flag): Use a recursive call to optimize the
583 2009-07-24 Martin Jambor <mjambor@suse.cz>
585 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
586 (ipa_push_func_to_list_1): Declare.
587 (ipa_push_func_to_list): New function.
589 * ipa-prop.c (ipa_push_func_to_list_1): New function.
590 (ipa_init_func_list): Call ipa_push_func_to_list_1.
591 (ipa_push_func_to_list): Removed.
592 (ipa_pop_func_from_list): Clear node_enqueued flag.
594 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
596 * config/s390/s390.c (override_options): Default
597 max-unrolled-insns to 100 for z10 tuning.
599 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
601 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
602 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
603 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
604 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
605 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
606 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
607 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
609 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
611 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
612 use default set in mingw32.h header.
613 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
614 64-bit /mingw/include path.
615 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
618 2009-07-23 Neil Vachharajani <nvachhar@google.com>
620 PR rtl-optimization/40209
621 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
623 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
625 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
626 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
627 with the rest of string where appropriate. Use fputs or putc
628 instead of fprintf where appropriate.
630 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
631 Pat Haugen <pthaugen@us.ibm.com>
632 Revital Eres <ERES@il.ibm.com>
634 * config/rs6000/vector.md: New file. Move most of the vector
635 expander support here from altivec.md to allow for the VSX vector
636 unit in the future. Add support for secondary_reload patterns.
637 Rewrite the patterns for vector comparison, and vector comparison
638 predicate instructions so that the RTL expresses the desired
639 behavior, instead of using unspec.
641 * config/rs6000/constraints.md ("f" constraint): Use
642 rs6000_constraints to hold the precalculated register class.
643 ("d" constraint): Ditto.
644 ("wd" constraint): New constraint for VSX.
645 ("wf" constraint): Ditto.
646 ("ws" constraint): Ditto.
647 ("wa" constraint): Ditto.
648 ("wZ" constraint): Ditto.
649 ("j" constraint): Ditto.
651 * config/rs6000/predicates.md (vsx_register_operand): New
653 (vfloat_operand): New predicate for vector.md.
654 (vint_operand): Ditto.
655 (vlogical_operand): Ditto.
656 (easy_fp_constant): If VSX, 0.0 is an easy constant.
657 (easy_vector_constant): Add VSX support.
658 (altivec_indexed_or_indirect_operand): New predicate for
659 recognizing Altivec style memory references with AND -16.
661 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
662 for vector secondary reload support.
663 (rs6000_vector_reg_class): Delete, replacing it with
665 (rs6000_vsx_reg_class): Ditto.
666 (rs6000_constraints): New array to hold the register classes of
667 each of the register constraints that can vary at runtime.
668 (builtin_mode_to_type): New static array for builtin function type
670 (builtin_hash_table): New static hash table for builtin function
672 (TARGET_SECONDARY_RELOAD): Define target hook.
673 (TARGET_IRA_COVER_CLASSES): Ditto.
674 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
675 registers are 128 bits if VSX memory reference instructions are used.
676 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
678 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
679 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
680 Print several of the scheduling related parameters.
681 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
682 rs6000_constraints instead of rs6000_vector_reg_class. Move
683 -mdebug=reg code to rs6000_debug_reg_global. Add support for
684 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
685 Altivec. Add VSX support. Setup for secondary reload support on
686 Altivec/VSX registers.
687 (rs6000_override_options): Make power7 set the scheduling groups
688 like the power5. Add support for new debug switches to override
689 the scheduling defaults. Temporarily disable -mcpu=power7 from
690 setting -mvsx. Add support for debug switches -malways-hint,
691 -msched-groups, and -malign-branch-targets.
692 (rs6000_buitlin_conversion): Add support for returning unsigned
693 vector conversion functions to fix regressions due to stricter
695 (rs6000_builtin_mul_widen_even): Ditto.
696 (rs6000_builtin_mul_widen_odd): Ditto.
697 (rs6000_builtin_vec_perm): Ditto.
698 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
699 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
701 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
703 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
704 VSX types for bit operations. Changes to accomidate vector.md.
707 (struct builtin_description_predicates): Rewrite predicate
708 handling so that RTL describes the operation, instead of passing
709 the instruction to be used as a string argument.
710 (bdesc_altivec_preds): Ditto.
711 (altivec_expand_predicate_builtin): Ditto.
712 (altivec_expand_builtin): Ditto.
713 (rs6000_expand_ternop_builtin): Use a switch instead of an if
714 statement for vsldoi support.
715 (altivec_expand_ld_builtin): Change to use new names from vector.md.
716 (altivec_expand_st_builtin): Ditto.
717 (paired_expand_builtin): Whitespace changes.
718 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
719 builtin_mode_to_type table for secondary reload. Call
720 builtin_function_type to build random builtin functions.
721 (altivec_init_builtins): Change to use builtin_function_type to
722 create builtin function types dynamically as we need them.
723 (builtin_hash_function): New support for hashing the tree types
724 for builtin function as we need it, rather than trying to build
725 all of the trees that we need. Add initial preliminary VSX support.
726 (builtin_function_type): Ditto.
727 (builtin_function_eq): Ditto.
728 (builtin_hash_struct): Ditto.
729 (rs6000_init_builtins): Ditto.
730 (rs6000_common_init_builtins): Ditto.
731 (altivec_init_builtins): Ditto.
732 (rs6000_common_init_builtins): Ditto.
733 (enum reload_reg_type): New enum for simplifing reg classes.
734 (rs6000_reload_register_type): Simplify register classes into GPR,
735 Vector, and other registers. Altivec and VSX addresses in reload.
736 (rs6000_secondary_reload_inner): Ditto.
737 (rs6000_ira_cover_classes): New target hook, that returns the
738 appropriate cover classes, based on -mvsx being used or not.
739 (rs6000_secondary_reload_class): Add VSX support.
740 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
741 (get_vsel_insn): Ditto.
742 (rs6000_emit_vector_compare): Rewrite vector conditional support
743 so that where we can, we use RTL operators, instead of blindly use
745 (rs6000_emit_vector_select): Ditto.
746 (rs6000_emit_vector_cond_expr): Ditto.
747 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
748 (create_TOC_reference): Add -mdebug=addr support.
749 (emit_frame_save): VSX loads/stores need register indexed addressing.
751 * config/rs6000/rs6000.md: Include vector.md.
753 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
755 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
756 support for V2DI, V2DF in logical, permute, select operations.
758 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
759 switch for vsx/power7.
760 (-mvsx-scalar-memory): Ditto.
761 (-mvsx-align-128): Ditto.
762 (-mallow-movmisalign): Ditto.
763 (-mallow-df-permute): Ditto.
764 (-msched-groups): Ditto.
765 (-malways-hint): Ditto.
766 (-malign-branch-targets): Ditto.
768 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
770 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
771 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
772 (rs6000_vector_reg_class): Delete.
773 (rs6000_vsx_reg_class): Ditto.
774 (enum rs6000_reg_class_enum): New enum for the constraints that
775 vary based on target switches.
776 (rs6000_constraints): New array to hold the register class for all
777 of the register constraints that vary based on the switches used.
778 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
779 (enum rs6000_builtins): Add unsigned varients for the builtin
780 declarations returned by target hooks for expanding multiplies,
781 select, and permute operations. Add VSX builtins.
782 (enum rs6000_builtin_type_index): Add entries for VSX.
783 (V2DI_type_node): Ditto.
784 (V2DF_type_node): Ditto.
785 (unsigned_V2DI_type_node): Ditto.
786 (bool_long_type_node): Ditto.
787 (intDI_type_internal_node): Ditto.
788 (uintDI_type_internal_node): Ditto.
789 (double_type_internal_node): Ditto.
791 * config/rs6000/altivec.md (whole file): Move all expanders to
792 vector.md from altivec.md. Rename insn matching functions to be
794 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
795 (altivec_vcmp*): Ditto.
796 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
797 (VM): New iterator for moves that includes the VSX types.
798 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
799 (altivec_vperm_<mode>_uns): New, for unsigned types.
800 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
801 (altivec_eq<mode>): Ditto.
802 (altivec_gt<mode>): Ditto.
803 (altivec_gtu<mode>): Ditto.
804 (altivec_eqv4sf): Ditto.
805 (altivec_gev4sf): Ditto.
806 (altivec_gtv4sf): Ditto.
807 (altivec_vcmpbfp_p): Ditto.
809 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
811 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
814 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
817 * config/i386/i386.c (output_387_ffreep): Rewrite to use
818 ASM_SHORT instead of .word.
819 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
820 instead of .word in asm template.
822 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
825 * ira-lives.c (bb_has_abnormal_call_pred): New function.
826 (process_bb_node_lives): Use it.
828 * ira.c (setup_cover_and_important_classes): Don't setup
829 ira_important_class_nums. Add cover classes to the end of
831 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
833 (find_reg_class_closure): Use reorder_important_classes.
835 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
837 * config/i386/i386.c (i386_ira_cover_classes): New function.
838 (TARGET_IRA_COVER_CLASSES): Redefine.
840 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
841 importance of order of cover classes in the array.
843 2009-07-22 Diego Novillo <dnovillo@google.com>
845 * tree-pass.h (TDF_EH): Define.
846 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
847 contains TDF_EH, print the EH region number holding GS.
848 * tree-dump.c (dump_options): Add "eh".
849 * doc/invoke.texi: Document it.
851 2009-07-22 Doug Kwan <dougkwan@google.com>
853 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
855 2009-07-22 Michael Matz <matz@suse.de>
857 PR tree-optimization/35229
858 PR tree-optimization/39300
860 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
861 (inhibit_phi_insertion): New function.
862 (insert_into_preds_of_block): Call it for REFERENCEs.
863 (init_pre): Initialize and finalize scalar evolutions.
864 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
866 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
868 * config/i386/predicates.md (zero_extended_scalar_load_operand):
869 Use CONST_VECTOR_NUNITS to determine number of elements.
871 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
873 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
874 (U, W): Constraints are now deprecated and will be removed if we
876 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
878 ("prefetch"): Add the stcmh instruction for prefetching.
879 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
881 (s390_short_displacement): Return always true if compiling for
882 machines not providing the long displacement facility.
883 (s390_mem_constraint): Support the new constraint letter Z.
884 (s390_check_qrst_address): New function.
886 2009-07-21 DJ Delorie <dj@redhat.com>
888 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
891 2009-07-21 Jason Merrill <jason@redhat.com>
893 * c-common.c (max_tinst_depth): Increase default to 1024.
895 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
897 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
898 (vec_unpacku_float_lo_v4si): Ditto.
900 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
903 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
904 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
905 (builtin_description): Add __builtin_ia32_cvtudq2ps.
906 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
908 2009-07-21 Jakub Jelinek <jakub@redhat.com>
910 PR tree-optimization/40813
911 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
914 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
916 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
917 with a NOP_EXPR if needed.
919 2009-07-21 Paul Brook <paul@codesourcery.com>
921 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
922 Terminate debug dump with newline.
924 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
926 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
927 Cast "1" to unsigned HOST_WIDE_INT.
928 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
929 deposit length to the maximum length - lsb. Extend length if
930 HOST_BITS_PER_WIDE_INT is 32.
932 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
934 * cgraph.h (constant_pool_htab): New function.
935 (constant_descriptor_tree): Move from varasm.c.
936 * varasm.c (constant_pool_htab): New function.
937 (constant_descriptor_tree): Move to cgraph.h.
939 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
941 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
943 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
945 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
948 2009-07-20 Xinliang David Li <davidxl@google.com>
950 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
952 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
954 * config/mips/mips.md (move_type): Add arith.
955 (type): Handle arith.
956 (zero_extendsidi2): Rename this into ...
957 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
958 (zero_extendsidi2): New expander.
959 (*zero_extendsidi2_dext): New pattern.
961 2009-07-20 Nick Clifton <nickc@redhat.com>
963 * config.gcc (mips64-*-*): Add definition of tm_defines in order
964 to set MIPS_ABI_DEFAULT.
965 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
967 2009-07-20 Jakub Jelinek <jakub@redhat.com>
969 * tree-object-size.c (addr_object_size): Handle unions with
970 array in it as last field of structs in __bos (, 1) as __bos (, 0).
972 PR tree-optimization/40792
973 * tree.c (build_function_type_skip_args): Remove bogus assert.
975 2009-07-20 Jan Hubicka <jh@suse.cz>
976 Martin Jambor <mjambor@suse.cz>
978 * cgraph.h (combined_args_to_skip): New field.
979 * cgraph.c (cgraph_create_virtual_clone): Properly handle
980 combined_args_to_skip and args_to_skip.
981 * tree-inline.c (update_clone_info): New function.
982 (tree_function_versioning): Call update_clone_info.
983 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
985 (cgraph_materialize_all_clones): More extensive dumping, working
986 with combined_args_to_skip rather than args_to_skip.
988 2009-07-20 Ira Rosen <irar@il.ibm.com>
990 * tree-vectorizer.h (vectorizable_condition): Add parameters.
991 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
992 (get_initial_def_for_reduction): Likewise.
993 (vectorizable_reduction): Skip the check of first operand in case
994 of COND_EXPR. Add check that it is outer loop vectorization if
995 nested cycle was detected. Call vectorizable_condition() for
996 COND_EXPR. If reduction epilogue cannot be created do not fail for
997 nested cycles (if it is not double reduction). Assert that there
998 is only one type in the loop in case of COND_EXPR. Call
999 vectorizable_condition() to vectorize COND_EXPR.
1000 * tree-vect-stmts.c (vectorizable_condition): Update comment.
1001 Add parameters. Allow nested cycles if called from
1002 vectorizable_reduction(). Use reduction vector variable if provided.
1003 (vect_analyze_stmt): Call vectorizable_reduction() before
1004 vectorizable_condition().
1005 (vect_transform_stmt): Update call to vectorizable_condition().
1007 2009-07-20 Christian Bruel <christian.bruel@st.com>
1009 * config/sh/sh.opt (-mfmovd): Resurrect and document.
1010 * doc/invoke.texi (-mfmovd): Likewise.
1011 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
1013 2009-07-20 Jan Hubicka <jh@suse.cz>
1015 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
1016 when handling SSA name.
1018 2009-07-19 Jan Hubicka <jh@suse.cz>
1020 PR tree-optimization/40676
1021 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
1022 virtual PHIs in empty BBs.
1024 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1026 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
1027 re-expanded the compound use gen_lowpart instead to convert to the
1030 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1032 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
1033 OUTER_CONST arguments.
1034 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
1035 the new wider mode will be masked off.
1036 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
1038 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1040 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
1041 high-order bits are zero.
1043 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1045 * combine.c (simplify_shift_const_1): Split code to determine
1047 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
1048 new bits shifted in are identical to the old sign bit.
1050 2009-07-18 Richard Guenther <rguenther@suse.de>
1053 * gimplify.c (gimplify_call_expr): Reject code using results from
1054 functions returning void.
1056 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1058 * doc/md.texi: Document the new PowerPC "es" constraint.
1059 Document that "m" can include automodified addresses on this target,
1060 and explain how %U must be used. Extend the "Q" and "Z" documentation
1061 to suggest "es" as well as "m".
1062 * config/rs6000/constraints.md (es): New memory constraint.
1063 (Q, Z): Update strings to match new documentation.
1065 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1067 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
1068 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
1069 * config/rs6000/predicates.md (volatile_mem_operand): Use
1070 offsettable_nonstrict_memref_p.
1071 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
1072 (*floatunssidf2_internal): Likewise.
1073 (*fix_truncdfsi2_internal): Likewise.
1074 (*fix_trunctfsi2_internal): Likewise.
1076 2009-07-17 Anatoly Sokolov <aesok@post.ru>
1078 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
1080 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1082 2009-07-17 Richard Guenther <rguenther@suse.de>
1085 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
1086 (pass_warn_unused_result): Likewise.
1087 (TODO_set_props): Remove.
1088 * omp-low.c (diagnose_omp_structured_block_errors): Change to
1090 (pass_diagnose_omp_blocks): Define.
1091 * c-decl.c (pop_file_scope): Do not finalize the CU here.
1092 (c_gimple_diagnostics_recursively): Remove.
1093 (finish_function): Do not call it.
1094 (c_write_global_declarations): Continue after errors.
1095 Finalize the CU here.
1096 * c-gimplify.c (c_genericize): Do not gimplify here.
1097 * c-common.c (c_warn_unused_result): Move ...
1098 * tree-cfg.c (do_warn_unused_result): ... here.
1099 (run_warn_unused_result): New function.
1100 (gate_warn_unused_result): New function.
1101 (pass_warn_unused_result): New pass.
1102 * c-common.h (c_warn_unused_result): Remove.
1103 * flags.h (flag_warn_unused_result): Declare.
1104 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
1105 * opts.c (flag_warn_unused_result): Initialize to false.
1106 * toplev.c (compile_file): Add comment.
1107 * omp-low.c (create_omp_child_function): Do not register
1108 the function with the frontend.
1109 (diagnose_omp_structured_block_errors): Prepare to be
1110 called as optimization pass.
1111 (gate_diagnose_omp_blocks): New function.
1112 (pass_diagnose_omp_blocks): New pass.
1113 * cgraph.h (cgraph_optimize): Remove.
1114 (cgraph_analyze_function): Likewise.
1115 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
1116 * cgraphunit.c (cgraph_lower_function): Lower nested functions
1117 before their parents here.
1118 (cgraph_finalize_function): Not here.
1119 (cgraph_analyze_function): Gimplify functions here.
1120 (cgraph_finalize_compilation_unit): Continue after errors.
1121 Optimize the callgraph from here.
1122 (cgraph_optimize): Make static.
1123 * langhooks.c (write_global_declarations): Finalize the CU.
1124 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
1125 (gimplify_function_tree): Assert we gimplify only once.
1126 Set PROP_gimple_any property.
1127 * tree-nested.c (gimplify_all_functions): New function.
1128 (lower_nested_functions): Gimplify all nested functions.
1129 * gimple.h (diagnose_omp_structured_block_errors): Remove.
1130 * passes.c (init_optimization_passes): Add pass_warn_unused_result
1131 and pass_diagnose_omp_blocks after gimplification. Do not
1132 set TODO_set_props on all_lowering_passes.
1133 (execute_one_pass): Do not handle TODO_set_props.
1134 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
1135 (gimplify.o): Add tree-pass.h dependency.
1136 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
1137 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
1138 (unsave_r): Likewise.
1139 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
1142 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
1144 * doc/service.texi (Service): Restore previously removed link,
1145 which isn't broken after all.
1147 2009-07-17 Richard Guenther <rguenther@suse.de>
1149 PR tree-optimization/40321
1150 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
1151 PHI nodes to the maximal set.
1152 (make_values_for_phi): Add PHI arguments to the maximal set.
1153 (execute_pre): Dump PHI_GEN and the maximal set.
1155 2009-07-17 Jakub Jelinek <jakub@redhat.com>
1158 * gimplify.c (gimplify_conversion): Don't change non-conversions into
1161 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
1163 * doc/extend.texi (Nested Functions): Replace broken link with
1165 * doc/service.texi (Service): Remove broken link.
1167 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
1170 * builtins.c (expand_builtin_memcmp): Use loc instead of
1171 EXPR_LOCATION (exp).
1172 (expand_builtin_strncmp): Likewise.
1174 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
1175 Manuel López-Ibáñez <manu@gcc.gnu.org>
1178 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
1179 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
1180 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
1181 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
1182 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
1183 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
1184 tree-inline.c, c-common.c, c-common.h, gimple.c,
1185 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
1186 convert.c: Add location argument to fold_{unary,binary,ternary},
1187 fold_build[123], build_call_expr, build_size_arg,
1188 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
1189 fold_build1_initializer, fold_build2_initializer,
1190 fold_build3_initializer, fold_build_call_array,
1191 fold_build_call_array_initializer, fold_single_bit_test,
1192 omit_one_operand, omit_two_operands, invert_truthvalue,
1193 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
1194 combine_comparisons, fold_builtin_*, fold_call_expr,
1195 build_range_check, maybe_fold_offset_to_address, round_up,
1198 2009-07-16 Jason Merrill <jason@redhat.com>
1201 * c-common.c (c_common_reswords): Add __is_standard_layout
1203 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
1204 * doc/implement-cxx.texi: New.
1205 * doc/gcc.texi: Include it.
1207 2009-07-16 DJ Delorie <dj@redhat.com>
1209 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
1210 compares that may be indirectly affected by previous instructions.
1212 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1214 * builtins.c (do_mpc_arg2): New.
1215 (fold_builtin_2): Fold builtin cpow.
1216 * real.h (HAVE_mpc_pow): New.
1218 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
1220 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
1221 comparison to skip unprofitable schedule
1223 2009-07-16 Simon Baldwin <simonb@google.com>
1225 * gcc.c (option_map): New flag -no-canonical-prefixes.
1226 * (display_help): Print help text for new flag.
1227 * (process_command): Move options translation and language specifics
1228 and handle new flag early. Use it to set a function pointer to a
1229 prefix builder. Replace make_relative_prefix calls with calls to
1230 the function pointed to. Ignore new flag in regular options handling.
1231 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
1233 2009-07-15 DJ Delorie <dj@redhat.com>
1235 * config/mep/mep.md (sibcall_internal): Change register to avoid
1237 (sibcall_value_internal): Likewise.
1239 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
1241 PR rtl-optimization/40710
1242 * resource.c (mark_target_live_regs): Reset DF problem to LR.
1244 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
1246 * config/mips/mips.md (*extenddi_truncate<mode>,
1247 *extendsi_truncate<mode>): Change type attribute to move_type
1248 with shift_shift. Split out code handling exts from here ...
1249 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
1251 (*extendhi_truncateqi): Change type attribute to move_type with
1252 shift_shift. Split out code handling exts from here ...
1253 (*extendhi_truncateqi_exts): ... to this new pattern.
1255 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
1257 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
1258 instead of "and" with inverted sign bit mask value. Use
1259 "nonimmediate_operand" for operand 1 and operand 2 predicate.
1260 Allocate registers only for operand 4 and operand 5.
1262 2009-07-15 Jakub Jelinek <jakub@redhat.com>
1265 * fold-const.c (fold_cond_expr_with_comparison): When folding
1266 < and <= to MIN, make sure the MIN uses the same type as the
1267 comparison's operands.
1269 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
1271 * arm.md (ior_xor): New code iterator.
1272 (split for ior/xor with shift and zero-extend): New split pattern.
1273 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
1275 2009-07-15 Richard Guenther <rguenther@suse.de>
1277 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
1280 2009-07-15 Richard Guenther <rguenther@suse.de>
1283 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
1285 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1287 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
1288 handle 2.6.30 kernel.
1290 2009-07-15 DJ Delorie <dj@redhat.com>
1292 * config/mep/mep.md (sibcall_internal): Change register to allow
1293 for 24-bit addresses.
1294 (sibcall_value_internal): Likewise.
1296 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
1298 * doc/invoke.texi: Added descriptions of the scheduling heuristics
1299 that are enabled/disabled by the flags introduced by a previous patch.
1301 2009-07-14 DJ Delorie <dj@redhat.com>
1303 * config/mep/mep.md (sibcall_internal): Include non-toggling
1305 (sibcall_value_internal): Likewise.
1307 2009-07-14 Taras Glek <tglek@mozilla.com>
1308 Rafael Espindola <espindola@google.com>
1310 * doc/sourcebuild.texi: Document install-plugin target.
1311 * configure.ac: Added install-plugin target to language makefiles.
1312 * configure: Regenerate.
1313 * Makefile.in: (install-plugin): Install more headers,
1314 depend on lang.install-plugin.
1316 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1318 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
1321 2009-07-14 DJ Delorie <dj@redhat.com>
1323 * config/mep/mep.c (mep_vliw_jmp_match): New function.
1324 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
1325 * config/mep/mep.md (sibcall_internal): Change test from
1326 mep_vliw_mode_match to mep_vliw_jmp_match.
1327 (sibcall_value_internal): Likewise.
1329 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
1331 * config/i386/sse.md (copysign<mode>3): New expander.
1332 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
1333 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
1334 Use ix86_build_const_vector.
1335 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
1336 IX86_BUILTIN_CPYSGNPD.
1337 (builtin_description): Add __builtin_ia32_copysignps and
1338 __builtin_ia32_copysignpd.
1339 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
1340 and BUILT_IN_COPYSIGNF.
1342 2009-07-13 Jason Merrill <jason@redhat.com>
1344 * builtins.c (can_trust_pointer_alignment): New fn.
1345 (get_pointer_alignment): Factor it out from here.
1346 * tree.h: Declare it.
1348 2009-07-14 David Edelsohn <edelsohn@gnu.org>
1350 * config/rs6000/predicates.md (offsettable_mem_operand): Test
1353 2009-07-14 Dodji Seketeli <dodji@redhat.com>
1357 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
1359 2009-07-14 Richard Guenther <rguenther@suse.de>
1360 Andrey Belevantsev <abel@ispras.ru>
1363 * cfgexpand.c (partition_stack_vars): Do not bother to update
1364 alias information when not optimizing.
1366 2009-07-14 Richard Guenther <rguenther@suse.de>
1367 Andrey Belevantsev <abel@ispras.ru>
1369 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
1370 (pt_solution_set): Likewise.
1371 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
1372 * tree-ssa-structalias.c (pt_solution_set): New function.
1373 * final.c (rest_of_clean_state): Free SSA data structures.
1374 * print-rtl.c (print_decl_name): Remove.
1375 (print_mem_expr): Implement in terms of print_generic_expr.
1376 * alias.c (ao_ref_from_mem): New function.
1377 (rtx_refs_may_alias_p): Likewise.
1378 (true_dependence): Query alias-export info.
1379 (canon_true_dependence): Likewise.
1380 (write_dependence_p): Likewise.
1381 * tree-dfa.c (get_ref_base_and_extent): For void types leave
1383 * emit-rtl.c (component_ref_for_mem_expr): Remove.
1384 (mem_expr_equal_p): Use operand_equal_p.
1385 (set_mem_attributes_minus_bitpos): Do not use
1386 component_ref_for_mem_expr.
1387 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
1388 (update_alias_info_with_stack_vars): Likewise.
1389 (partition_stack_vars): Call update_alias_info_with_stack_vars.
1390 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
1391 explicitly nor clear stmt operands.
1392 Free the decl-to-pointer map.
1393 * tree-optimize.c (execute_free_datastructures): Do not free
1394 SSA data structures here.
1395 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
1396 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
1397 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
1399 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
1401 2009-07-13 DJ Delorie <dj@redhat.com>
1403 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
1404 unrolling at the right iteration count.
1406 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
1409 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
1411 * haifa-sched.c (rank_for_schedule): Introduced flags to
1412 enable/disable individual scheduling heuristics.
1413 * common.opt: Introduced flags to enable/disable individual
1414 heuristics in the scheduler.
1415 * doc/invoke.texi: Introduced flags to enable/disable individual
1416 heuristics in the scheduler.
1418 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
1420 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
1421 config/i386/mingw-tls.c.
1422 * config/i386/mingw-tls.c: Removed.
1424 2009-07-13 Ira Rosen <irar@il.ibm.com>
1426 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
1427 checks access only relevant statements.
1428 (vectorizable_reduction): Likewise.
1430 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
1432 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
1433 just for 32-bit case.
1435 2009-07-12 Jan Hubicka <jh@suse.cz>
1437 PR tree-optimization/40585
1438 * except.c (expand_resx_expr): When there already is resume
1439 instruction, produce linked list.
1440 (build_post_landing_pads): Assert that resume is empty.
1441 (connect_post_landing_pads): Handle resume lists.
1442 (dump_eh_tree): Dump resume list.
1444 2009-07-12 Ira Rosen <irar@il.ibm.com>
1446 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1447 with additional argument.
1448 * tree-vectorizer.h (enum vect_def_type): Add
1449 vect_double_reduction_def.
1450 (vect_is_simple_reduction): Add argument.
1451 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
1453 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
1454 vect_is_simple_reduction with additional argument.
1455 (vect_analyze_loop_operations): Handle exit phi nodes in case of
1457 (reduction_code_for_scalar_code): Handle additional codes by
1458 returning ERROR_MARK for them. Fix comment and indentation.
1459 (vect_is_simple_reduction): Fix comment, add argument to specify
1460 double reduction. Detect double reduction.
1461 (get_initial_def_for_induction): Fix indentation.
1462 (get_initial_def_for_reduction): Fix comment and indentation.
1463 Handle double reduction. Create initial definitions that do not
1464 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
1465 (vect_create_epilog_for_reduction): Fix comment, add argument to
1466 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
1467 epilogue result extraction. Create double reduction phi node and
1468 replace relevant uses.
1469 (vectorizable_reduction): Call vect_is_simple_reduction with
1470 additional argument. Fix indentation. Update epilogue code treatment
1471 according to the changes in reduction_code_for_scalar_code. Check
1472 for double reduction. Call vect_create_epilog_for_reduction with
1473 additional argument.
1474 * tree-vect-stmts.c (process_use): Handle double reduction, update
1476 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
1477 (vect_get_vec_def_for_operand): Likewise.
1479 2009-07-12 Danny Smith <dansmister@gmail.com>
1481 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
1482 dllexport if !TREE_PUBLIC.
1483 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
1485 2009-07-11 Anatoly Sokolov <aesok@post.ru>
1487 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
1488 (avr_extra_arch_macro) Remove declatation.
1489 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
1490 (avr_extra_arch_macro) Declare as static.
1491 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1493 2009-07-11 Jan Hubicka <jh@suse.cz>
1496 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1498 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1501 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1502 cold_in_std_section bits.
1503 (dwarf2out_begin_prologue): Initialize them.
1504 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1505 if already covered by text_section or cold_text_section range.
1507 PR rtl-optimization/40667
1508 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1509 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1510 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1511 * config/i386/i386.c (ix86_minimum_alignment): New function.
1512 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1513 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1514 * emit-rtl.c (gen_reg_rtx): Likewise.
1515 * function.c (assign_parms): Likewise. If nominal_type needs
1516 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1517 rather than passed_type's alignment.
1520 * function.c (assign_parm_setup_stack): Adjust
1521 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1522 from nominal_mode on big endian.
1524 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1526 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1528 2009-07-10 DJ Delorie <dj@redhat.com>
1530 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1532 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1534 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1536 (thumb2_cbnz): Likewise.
1538 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1541 * config.gcc (supported_defaults): Add synci.
1542 (with_synci): Add validation.
1543 (all_defaults): Add synci.
1544 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1547 * config/mips/mips.opt (msynci): New option.
1548 * config/mips/mips.c (mips_override_options): Warn on use of
1549 -msynci for targets that do now support it.
1550 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1552 * gcc/doc/invoke.texi (-msynci): Document the new option.
1553 * doc/install.texi (--with-synci): Document the new option.
1555 2009-07-10 Richard Guenther <rguenther@suse.de>
1557 PR tree-optimization/40496
1558 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1559 the PHI result with a compatible type.
1561 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1565 * c.opt (Wunused-result): New.
1566 * doc/invoke.texi: Document it.
1567 * c-common.c (c_warn_unused_result): Use it.
1569 2009-07-09 DJ Delorie <dj@redhat.com>
1571 * targhooks.c (default_target_can_inline_p): Rename from
1572 default_target_option_can_inline_p.
1573 * targhooks.h (default_target_can_inline_p): Likewise.
1574 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1575 TARGET_OPTION_CAN_INLINE_P.
1576 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1577 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1578 (mep_target_can_inline_p): Rename from
1579 mep_target_option_can_inline_p.
1582 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1583 registers used to pass vectors.
1585 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1587 2009-07-09 Tom Tromey <tromey@redhat.com>
1589 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1590 * config/mmix/mmix.c: Include dwarf2.h.
1591 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1592 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1593 * config/sh/sh.c: Include dwarf2.h.
1594 * config/i386/i386.c: Include dwarf2.h.
1595 * Makefile.in (DWARF2_H): Remove 'elf'.
1596 * except.c: Include dwarf2.h.
1597 * unwind-dw2.c: Include dwarf2.h.
1598 * dwarf2out.c: Include dwarf2.h.
1599 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1600 * unwind-dw2-fde.c: Include dwarf2.h.
1601 * dwarf2asm.c: Include dwarf2.h.
1603 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1605 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1606 (max_issue): Use it.
1607 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1609 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1610 (region_sched_info): Update.
1611 * sched-ebb.c (ebb_sched_info): Update.
1612 * modulo-sched.c (sms_sched_info): Update.
1613 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1615 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1617 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1619 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1621 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1623 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1626 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1627 arg1 with arg01 if arg1 is already INTEGER_CST.
1629 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1631 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1632 Transform (and (truncate)) into (truncate (and)).
1634 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1636 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1637 creating LHS paradoxical subregs. Fix surrounding returns to
1638 use NULL_RTX rather than 0.
1640 2009-07-08 DJ Delorie <dj@redhat.com>
1642 * config/mep/mep.c: (mep_option_can_inline_p): New.
1643 (TARGET_OPTION_CAN_INLINE_P): Define.
1645 2009-07-08 Mark Wielaard <mjw@redhat.com>
1648 * dwarf2out.c (add_data_member_location_attribute): When we have
1649 only a constant offset don't emit a new location description using
1650 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1653 2009-07-08 Richard Henderson <rth@redhat.com>
1656 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1657 (enum reg_class): Add CLOBBERED_REGS.
1658 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1659 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1660 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1661 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1662 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1663 force 64-bit sibcalls into R11.
1664 * config/i386/constraints.md (U): New constraint.
1665 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1666 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1667 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1669 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1671 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1673 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1674 * ebitmap.h (dump_ebitmap): Ditto.
1675 * optabs.h (optab_libfunc): Ditto.
1676 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1677 * tree-flow.h (vect_can_force_dr_alignment_p,
1678 get_vectype_for_scalar_type): Ditto.
1679 (vectorize_loops): Move prototype to ...
1680 * tree-vectorizer.h: ... here. Also, adjust comment.
1681 (vect_set_verbosity_level): Remove duplicate prototype.
1682 * tree-ssa-loop.c: Include tree-vectorizer.h.
1683 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1685 2009-07-08 Nick Clifton <nickc@redhat.com>
1687 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1690 2009-07-08 DJ Delorie <dj@redhat.com>
1692 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1693 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1694 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1696 * config/mep/intrinsics.md: Regenerated.
1697 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1698 registers when asm() or calls are detected.
1700 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1703 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1705 * gimple (gimple_build_call_from_tree): Likewise.
1706 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1707 no_warning flag before warning.
1709 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1711 * tree.c (set_expr_locus): Remove.
1712 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1713 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1715 * gimplify.c (internal_get_tmp_var): Likewise.
1716 (gimplify_call_expr): Likewise.
1717 (gimplify_one_sizepos): Likewise.
1719 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1722 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1723 to variables for debugging purposes.
1725 2009-06-23 Mark Loeser <mark@halcy0n.com>
1728 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1730 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1732 * pretty-print.c (pp_base_format): Remove %J.
1733 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1734 gcc_cxxdiag_char_table): Likewise.
1735 (init_dynamic_diag_info): Likewise.
1737 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1739 * pretty-print.c (pp_base_format): Remove %H.
1740 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1741 gcc_cxxdiag_char_table): Likewise.
1742 (init_dynamic_diag_info): Likewise.
1743 * config/mep/mep.c (mep_select_section): Likewise.
1745 2009-07-07 Duncan Sands <baldrick@free.fr>
1747 * final.c (pass_clean_state): Give the pass a name.
1748 * passes.c (pass_rest_of_compilation): Likewise.
1749 * tree-optimize.c (pass_all_optimizations): Likewise.
1751 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1753 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1754 an extra 'decl' for error_at.
1756 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1759 * tree-tailcall.c (adjust_return_value_with_ops,
1760 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1761 if it has complex or vector type.
1763 2009-07-07 Olivier Hainque <hainque@adacore.com>
1765 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1768 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1770 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1772 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1774 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1775 * c-decl.c: Likewise.
1776 * function.c: Likewise.
1777 * varasm.c: Likewise.
1778 * tree-ssa.c: Likewise.
1779 * c-common.c: Likewise.
1780 * tree-cfg.c: Likewise.
1781 * config/spu/spu.c: Likewise.
1782 * config/ia64/ia64.c: Likewise.
1783 * config/v850/v850.c: Likewise.
1785 2009-07-06 DJ Delorie <dj@redhat.com>
1787 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1788 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1789 unspecified accesses to control registers.
1790 * config/mep/intrinsics.md: Regenerate.
1791 * config/mep/intrinsics.h: Regenerate.
1792 * config/mep/mep-intrin.h: Regenerate.
1794 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1796 * c-lex.c: Replace %H by an explicit location. Update all calls.
1797 * c-common.c: Likewise.
1798 * c-decl.c: Likewise.
1799 * c-typeck.c: Likewise.
1800 * fold-const.c: Likewise.
1801 * gimplify.c: Likewise.
1803 * tree-cfg.c: Likewise.
1804 * tree-ssa-loop-niter.c: Likewise.
1805 * tree-vrp.c: Likewise.
1806 * value-prof.c: Likewise.
1808 2009-07-06 Diego Novillo <dnovillo@google.com>
1810 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1811 if it has one. Handle cases where VAR does not have an
1812 annotation or cfun is NULL.
1814 2009-07-06 Diego Novillo <dnovillo@google.com>
1816 * tree.c: Include debug.h.
1817 (initialize_tree_contains_struct): New.
1818 (init_ttree): Call it.
1819 (tree_node_structure_for_code): Factor out of ...
1820 (tree_node_structure): ... here.
1821 * treestruct.def (TS_PHI_NODE): Remove.
1822 (TS_GIMPLE_STATEMENT): Remove.
1824 2009-07-06 Diego Novillo <dnovillo@google.com>
1826 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1827 (debug_tree_chain): Handle cycles.
1829 2009-07-06 Nick Clifton <nickc@redhat.com>
1830 DJ Delorie <dj@redhat.com>
1832 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1833 __FMOVD_ENABLED__ is defined.
1835 (TARGET_FMOVD): Provide a default definition.
1836 (MASK_FMOVD): Likewise.
1837 (TARGET_CPU_CPP_BUILTINS): Define
1838 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1839 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1840 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1841 (split for DF load from memory into register): Also handle
1842 MEMs which consist of REG+DISP addressing.
1843 (split for DF store from register to memory): Likewise.
1844 (movsf_ie): Always use single fp_mode.
1845 * config/sh/sh.c (sh_override_options): Do not automatically
1846 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1847 that to the -mfmovd command line switch.
1848 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1849 (fldi_ok): Always allow.
1850 * config/sh/sh.opt (mfmovd): Remove this switch.
1851 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1853 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1854 Kaz Kojima <kkojima@gcc.gnu.org>
1856 PR rtl-optimization/30807
1857 * postreload.c (reload_combine): For every new use of REG_SUM,
1858 record the use of BASE.
1860 2009-07-06 Jan Hubicka <jh@suse.cz>
1862 * params.def: Revert my accidental commit at 2009-06-30.
1864 2009-07-04 Ian Lance Taylor <iant@google.com>
1867 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1869 (mingw_format_attribute_overrides): Likewise.
1871 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1874 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1875 don't check cfa.reg. Instead of cfa.indirect use
1876 fde && fde->drap_reg != INVALID_REGNUM test.
1878 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1880 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1882 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1885 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1887 2009-07-03 Richard Guenther <rguenther@suse.de>
1889 PR tree-optimization/40640
1890 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1893 2009-07-03 Jan Hubicka <jh@suse.cz>
1895 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1896 for size, reduce amount of inlining.
1898 2009-07-03 Richard Guenther <rguenther@suse.de>
1901 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1902 if t +- x is known to not overflow and the conversion widens the
1904 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1906 2009-07-03 Jan Hubicka <jh@suse.cz>
1908 * ipa-pure-const.c (analyze): Update loop optimizer init.
1909 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1910 try_remove_empty_loop, remove_empty_loops): Remove.
1911 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1912 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1913 to mark regular loops as neccesary.
1914 (degenerate_phi_p): New function.
1915 (propagate_necessity, remove_dead_phis): Use it.
1916 (forward_edge_to_pdom): Likewise.
1917 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1918 virtual PHI nodes that became unreachable.
1919 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1920 * tree-flow.h (remove_empty_loops): Remove.
1921 * passes.c (init_optimization_passes): Remove.
1923 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1925 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1926 can_create_pseudo_p.
1927 (*fix_trunc<mode>_i387_1): Ditto.
1928 (*floathi<mode>2_1): Ditto.
1929 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1930 (*fistdi2_1): Ditto.
1931 (*fist<mode>2_1): Ditto.
1932 (frndintxf2_floor): Ditto.
1933 (*fist<mode>2_floor_1): Ditto.
1934 (frndintxf2_ceil): Ditto.
1935 (*fist<mode>2_ceil_1): Ditto.
1936 (frndintxf2_trunc): Ditto.
1937 (frndintxf2_mask_pm): Ditto.
1938 (fxam<mode>2_i387_with_temp): Ditto.
1939 * config/i386/sse.md (mulv16qi3): Ditto.
1940 (*sse2_mulv4si3): Ditto.
1942 (sse4_2_pcmpestr): Ditto.
1943 (sse4_2_pcmpistr): Ditto.
1945 2009-07-03 Jan Hubicka <jh@suse.cz>
1947 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1948 (mark_stmt_necessary): Set it.
1949 (mark_operand_necessary): Set it.
1950 (mark_control_dependent_edges_necessary): Set it.
1951 (mark_virtual_phi_result_for_renaming): New function.
1952 (get_live_post_dom): New function.
1953 (forward_edge_to_pdom): New function.
1954 (remove_dead_stmt): Fix handling of control dependences.
1955 (tree_dce_init): Init new bitmap.
1956 (tree_dce_done): Free it.
1958 2009-07-02 Richard Guenther <rguenther@suse.de>
1961 * tree-ssa-structalias.c (new_var_info): Initialize
1964 2009-07-02 Jan Hubicka <jh@suse.cz>
1966 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1969 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1971 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1972 instead of recomputing it. Adjust calls.
1973 (emit_store_flag): Adjust recursive calls.
1975 2009-07-02 Richard Guenther <rguenther@suse.de>
1977 * tree-ssa-live.c (remove_unused_locals): Do not remove
1979 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1980 of DECL_EXTERNAL for HEAP variables.
1981 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1982 HEAP variables. Do not adjust RESTRICT vars.
1983 (find_what_var_points_to): Nobody cares if something
1986 2009-07-02 Ben Elliston <bje@au.ibm.com>
1988 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1989 pc_low and pc_high declarations to the top of the function.
1991 2009-07-01 DJ Delorie <dj@redhat.com>
1993 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1995 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1996 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1997 unspecified accesses to control registers.
1998 * config/mep/intrinsics.md: Regenerate.
1999 * config/mep/intrinsics.h: Regenerate.
2000 * config/mep/mep-intrin.h: Regenerate.
2002 2009-07-01 Anthony Green <green@moxielogic.com>
2004 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2005 instruction when possible.
2006 (moxie_expand_prologue): Ditto. Also, save an instruction and
2007 some complexity by popping off of $r12 instead of $sp.
2008 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
2011 2009-07-01 Richard Henderson <rth@redhat.com>
2014 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
2015 contained no insns, reposition note before last insn.
2017 2009-07-01 Richard Henderson <rth@redhat.com>
2020 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
2021 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
2023 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2026 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
2027 darwin9 for printing reg addresses with %y.
2029 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2031 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
2032 truncation from operands in binary operations.
2034 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2037 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
2038 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
2039 subreg of op0 to the original op0.
2041 * expmed.c (store_bit_field_1): Use a temporary as the destination
2042 instead of a paradoxical subreg when we need to truncate the result.
2044 2009-07-01 DJ Delorie <dj@redhat.com>
2046 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
2047 names to VLIW variants.
2048 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
2049 * config/mep/intrinsics.md: Regenerate.
2050 * config/mep/intrinsics.h: Regenerate.
2051 * config/mep/mep-intrin.h: Regenerate.
2053 2009-07-01 Jakub Jelinek <jakub@redhat.com>
2056 * jump.c (returnjump_p): Revert last patch.
2057 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
2059 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2062 * pa.md (casesi32p): Use jump table label to determine the offset
2064 (casesi64p): Likewise.
2066 * pa.c (forward_branch_p): Return bool type. Use instruction
2067 addresses when available. Assert that INSN has a jump label.
2068 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
2071 2009-07-01 Richard Guenther <rguenther@suse.de>
2073 PR tree-optimization/19831
2074 * tree-ssa-dce.c (propagate_necessity): Calls to functions
2075 that only act as barriers do not make any previous stores necessary.
2076 * tree-ssa-structalias.c (handle_lhs_call): Delay making
2077 HEAP variables global, do not add a constraint from nonlocal.
2078 (find_func_aliases): Handle escapes through return statements.
2079 (compute_points_to_sets): Make escaped HEAP variables global.
2081 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2084 * expmed.c (emit_store_flag): Perform a conversion if necessary,
2085 after reducing a DImode cstore to SImode.
2087 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2089 * expr.c (expand_expr_real_1): Reinstate fallthrough to
2090 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
2092 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
2094 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
2095 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
2097 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
2098 and umod_optab if TARGET_BSD_DIVMOD.
2099 * config/vax/lib1funcs.asm: New file.
2100 * config/vax/t-linux: New file.
2101 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
2103 2009-06-30 Jakub Jelinek <jakub@redhat.com>
2106 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
2107 to type arguments that have void type.
2110 * dwarf2out.c (gen_formal_parameter_die): Call
2111 equate_decl_number_to_die if node is different from origin.
2113 2009-06-30 Anthony Green <green@moxielogic.com>
2115 Clean up moxie port for --enable-build-with-cxx.
2116 * config/moxie/moxie.c (moxie_function_value): First two
2117 parameters are const_tree, not tree.
2118 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
2119 (REG_CLASS_NAMES): Ditto.
2120 (REGNO_REG_CLASS): Ditto.
2121 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
2122 (moxie_function_value): Fix constyness of arguments.
2124 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
2126 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
2127 finalize_size_functions before further processing.
2128 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
2129 (variable_size): Call self_referential_size on size expressions
2130 that contain a PLACEHOLDER_EXPR.
2131 (size_functions): New static variable.
2132 (copy_self_referential_tree_r): New static function.
2133 (self_referential_size): Likewise.
2134 (finalize_size_functions): New global function.
2135 * tree.c: Include tree-inline.h.
2136 (push_without_duplicates): New static function.
2137 (find_placeholder_in_expr): New global function.
2138 (substitute_in_expr) <tcc_declaration>: Return the replacement object
2140 <tcc_expression>: Likewise.
2141 <tcc_vl_exp>: If the replacement object is a constant, try to inline
2142 the call in the expression.
2143 * tree.h (finalize_size_functions): Declare.
2144 (find_placeholder_in_expr): Likewise.
2145 (FIND_PLACEHOLDER_IN_EXPR): New macro.
2146 (substitute_placeholder_in_expr): Update comment.
2147 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
2149 (copy_tree_body_r): Likewise.
2150 (copy_tree_body): New static function.
2151 (maybe_inline_call_in_expr): New global function.
2152 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
2153 (maybe_inline_call_in_expr): Declare.
2154 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
2155 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
2158 2009-06-30 Richard Guenther <rguenther@suse.de>
2160 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
2162 (propagate_necessity): Do not mark reaching defs of stores
2165 2009-06-30 Jan Hubicka <jh@suse.cz>
2167 * cfgloopanal.c (check_irred): Move into ...
2168 (mark_irreducible_loops): ... here; return true if ireducible
2170 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
2171 (analyze_function): Try to prove loop finiteness.
2172 * cfgloop.h (mark_irreducible_loops): Update prototype.
2173 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
2175 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
2177 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
2179 2009-06-30 Ira Rosen <irar@il.ibm.com>
2181 PR tree-optimization/40542
2182 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
2185 2009-06-30 Martin Jambor <mjambor@suse.cz>
2187 PR tree-optimization/40582
2188 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
2189 than useless_type_conversion_p.
2190 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
2193 2009-06-30 Martin Jambor <mjambor@suse.cz>
2196 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
2198 2009-06-30 Richard Guenther <rguenther@suse.de>
2200 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
2201 use ao_ref references.
2202 (walk_aliased_vdefs): Likewise.
2203 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
2204 * tree-ssa-dce.c (struct ref_data): Remove.
2205 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
2206 (mark_aliased_reaching_defs_necessary): Adjust.
2207 (mark_all_reaching_defs_necessary_1): Likewise.
2209 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
2212 * expmed.c (emit_cstore): New name of emit_store_flag_1.
2213 (emit_store_flag_1): Extract from emit_store_flag, adjust
2214 calls to (what now is) emit_cstore.
2215 (emit_store_flag): Call emit_store_flag_1 and also use it
2216 for what used to be recursive calls.
2218 2009-06-30 Wei Guozhi <carrot@google.com>
2221 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
2222 if the target bb post dominates from bb.
2223 * config/i386/i386.c (memory_address_length): Check existence of base
2224 register before using it.
2226 2009-06-30 Nick Clifton <nickc@redhat.com>
2227 DJ Delorie <dj@redhat.com>
2229 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2230 __FMOVD_ENABLED__ is defined.
2232 (TARGET_FMOVD): Provide a default definition.
2233 (MASK_FMOVD): Likewise.
2234 (TARGET_CPU_CPP_BUILTINS): Define
2235 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2236 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2237 two fmov instructions depending upon whether TARGET_FMOVD is
2239 (split for DF load from memory into register): Also handle
2240 MEMs which consist of REG+DISP addressing.
2241 (split for DF store from register to memory): Likewise.
2242 * config/sh/sh.opt (mfmovd): Remove this switch.
2243 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2244 * config/sh/sh.c (sh_override_options): Do not automatically
2245 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2246 that to the -mfmovd command line switch.
2248 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
2250 (fldi_ok): Always allow.
2251 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
2253 2009-06-29 DJ Delorie <dj@redhat.com>
2255 * doc/install.texi (mep-x-elf): Correct chip's full name.
2257 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
2259 * doc/extend.texi: Fix typo.
2261 2009-06-29 Tom Tromey <tromey@redhat.com>
2264 * Makefile.in (DWARF2_H): New variable.
2266 (dwarf2out.o): Likewise.
2267 (dwarf2asm.o): Likewise.
2268 * config/i386/t-i386: Use DWARF2_H.
2269 * except.c: Include elf/dwarf2.h.
2270 * unwind-dw2.c: Include elf/dwarf2.h.
2271 * dwarf2out.c: Include elf/dwarf2.h.
2272 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
2273 <dtprel>: New field.
2274 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
2275 (size_of_loc_descr): Likewise.
2276 (output_loc_operands_raw): Likewise.
2277 (output_loc_operands): Handle new dtprel field.
2278 (loc_checksum): Update.
2279 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
2280 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
2281 * unwind-dw2-fde.c: Include elf/dwarf2.h.
2282 * dwarf2asm.c: Include elf/dwarf2.h.
2283 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
2284 * config/mmix/mmix.c: Include elf/dwarf2.h.
2285 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
2286 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
2287 * config/sh/sh.c: Include elf/dwarf2.h.
2288 * config/i386/i386.c: Include elf/dwarf2.h.
2290 2009-06-29 DJ Delorie <dj@redhat.com>
2292 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
2294 * doc/extend.texi: Add MeP attributes and pragmas.
2295 * doc/invoke.text: Add MeP Options.
2296 * doc/contrib.texi: Add MeP contribution.
2297 * doc/md.texi: Add MeP constraints.
2298 * doc/install.texi: Add MeP target.
2300 2009-06-30 Anatoly Sokolov <aesok@post.ru>
2302 * target.h (struct gcc_target): Add frame_pointer_required field.
2303 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
2304 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
2305 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
2307 * reload1.c (update_eliminables): (Ditto.).
2308 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
2309 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
2310 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
2312 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
2314 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
2315 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2316 (arm_frame_pointer_required): New function.
2318 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
2319 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2320 (avr_frame_pointer_required_p): Declare as static.
2321 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
2323 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
2324 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2325 (bfin_frame_pointer_required): Make as static, change return type
2327 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
2329 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
2330 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2331 (cris_frame_pointer_required): New function.
2333 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
2335 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
2336 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2337 (fr30_frame_pointer_required): New function.
2339 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
2340 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2341 (frv_frame_pointer_required): Make as static, change return type
2343 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
2345 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
2346 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2347 (ix86_frame_pointer_required): Make as static, change return type to
2349 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
2351 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
2352 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2354 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
2356 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
2358 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
2360 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
2361 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2362 (mips_frame_pointer_required): Make as static.
2363 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
2365 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
2366 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2367 (mmix_frame_pointer_required): Mew function.
2369 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
2370 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2372 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
2374 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
2376 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
2378 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
2379 (CAN_ELIMINATE): Redefine.
2380 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2381 (sparc_frame_pointer_required): New function.
2382 (sparc_can_eliminate): New function.
2383 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
2385 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
2386 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2388 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
2389 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2390 (xtensa_frame_pointer_required): Make as static, change return type
2392 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
2395 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
2397 * doc/plugins.texi: Document PLUGIN_START_UNIT.
2398 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
2399 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
2400 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
2401 (register_callback): Handle PLUGIN_START_UNIT.
2402 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
2404 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
2406 * tree.c (process_call_operands): Propagate TREE_READONLY from the
2408 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
2409 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
2411 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
2413 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
2416 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
2418 * doc/extend.texi (Additional Floating Types): __float128 is also
2419 supported on i386 targets.
2421 2009-06-29 Richard Guenther <rguenther@suse.de>
2424 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2426 (pt_solutions_same_restrict_base): Declare.
2427 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
2429 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
2430 (make_constraint_from, make_copy_constraint): Move earlier.
2431 (make_constraint_from_heapvar): New function.
2432 (make_constraint_from_restrict): Likewise.
2433 (handle_lhs_call): Use it.
2434 (find_func_aliases): Use it to track conversions to restrict
2436 (struct fieldoff): Add only_restrict_pointers flag.
2437 (push_fields_onto_fieldstack): Initialize it.
2438 (create_variable_info_for): Track global restrict qualified pointers.
2439 (intra_create_variable_infos): Use make_constraint_from_heapvar.
2440 Track restrict qualified pointer arguments.
2441 (set_uids_in_ptset): Use varinfo is_global_var flag.
2442 (find_what_var_points_to): Set the vars_contains_restrict flag.
2443 Always create the points-to solution for sets including restrict tags.
2444 (pt_solutions_same_restrict_base): New function.
2445 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
2446 qualified pointers use pt_solutions_same_restrict_base as
2447 additional source for disambiguation.
2449 2009-06-29 Richard Guenther <rguenther@suse.de>
2452 * alias.c (find_base_decl): Remove.
2453 (get_deref_alias_set_1): Remove restrict handling.
2454 * c-common.c (c_apply_type_quals_to_decl): Do not set
2455 DECL_POINTER_ALIAS_SET.
2456 * gimplify.c (find_single_pointer_decl_1): Remove.
2457 (find_single_pointer_decl): Likewise.
2458 (internal_get_tmp_var): Remove restrict handling.
2459 (gimple_regimplify_operands): Likewise.
2460 * omp-low.c (expand_omp_atomic_pipeline): Do not set
2461 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
2462 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
2463 * tree.c (restrict_base_for_decl): Remove.
2464 (init_ttree): Do not allocate it.
2465 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
2466 LABEL_DECL_UID for label decls.
2467 (copy_node_stat): Do not copy restrict information.
2468 (decl_restrict_base_lookup): Remove.
2469 (decl_restrict_base_insert): Likewise.
2470 (print_restrict_base_statistics): Likewise.
2471 (dump_tree_statistics): Do not call print_restrict_base_statistics.
2472 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
2473 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
2474 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
2475 (LABEL_DECL_UID): Adjust.
2476 (DECL_BASED_ON_RESTRICT_P): Remove.
2477 (DECL_GET_RESTRICT_BASE): Likewise.
2478 (SET_DECL_RESTRICT_BASE): Likewise.
2479 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
2481 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
2482 instead of DECL_POINTER_ALIAS_SET.
2483 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2484 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
2485 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2487 2009-06-29 Richard Guenther <rguenther@suse.de>
2489 PR tree-optimization/40579
2490 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
2491 the IL to simplify has constants that overflowed.
2493 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2495 PR tree-optimization/40550
2496 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2497 vector_compute_type only when the size of vector_compute_type is
2498 less than the size of type.
2500 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2502 * fold-const.c (contains_label_1): Fix comments.
2503 (contains_label_p): Do not walk trees multiple time.
2505 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2507 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2508 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2509 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2510 ix86_fp_comparison_operator.
2511 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2512 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2513 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2514 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2515 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2516 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2517 (related splits): Change predicate to ix86_fp_comparison_operator.
2518 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2519 instead of ix86_fp_comparison_codes.
2520 (ix86_trivial_fp_comparison_operator,
2521 ix86_fp_comparison_operator): New.
2522 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2523 (ix86_expand_compare): Eliminate last two parameters.
2524 (ix86_fp_jump_nontrivial_p): Kill.
2525 * config/i386/i386.c (put_condition_code): Eliminate call to
2526 ix86_fp_comparison_codes and subsequent assertion.
2527 (ix86_fp_comparison_codes): Eliminate.
2528 (ix86_fp_swap_condition): New.
2529 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2530 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2531 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2532 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2533 and ix86_fp_swap_condition.
2534 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2535 Use ix86_fp_comparison_strategy.
2536 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2537 (ix86_fp_jump_nontrivial_p): Eliminate.
2538 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2539 call to ix86_expand_compare.
2540 (ix86_split_fp_branch, ix86_expand_setcc,
2541 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2542 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2544 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2546 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2547 related to jump_clobbers.
2548 * config/arm/arm.md (conds): Remove jump_clob case.
2549 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2550 splits): Change comparison_operator to arm_comparison_operator.
2551 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2554 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2556 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2557 condition for floating point modes.
2558 * expmed.c (emit_store_flag_1): Move here a bigger part
2560 (emit_store_flag): Try swapping the condition for floating point
2562 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2564 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2566 * expr.c (expand_expr_real_1): Just use do_store_flag.
2567 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2568 emit_store_flag_force.
2569 * expmed.c (emit_store_flag_force): Copy here trick
2570 previously in expand_expr_real_1. Try reversing the comparison.
2571 (emit_store_flag_1): Work if target is NULL.
2572 (emit_store_flag): Work if target is NULL, using the result mode
2573 from the comparison. Use split_comparison, restructure final part
2574 to simplify conditionals.
2576 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2578 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2579 * dojump.c (do_jump): Change handling of floating-point
2580 ops to use just do_compare_and_jump.
2581 (split_comparison): New.
2582 (do_compare_rtx_and_jump): Add here logic coming previously
2583 in do_jump, using split_comparison.
2585 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2588 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2590 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2592 * tree-ssa-alias.c: Fix unintentional commit.
2594 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2596 * passes.c (execute_one_pass): Fix unintentional commit.
2598 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2600 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2601 (df_rd_local_compute, df_md_local_compute): Inline them.
2603 (df_md_scratch): New.
2604 (df_md_alloc, df_md_free): Allocate/free it.
2605 (df_md_local_compute): Only include live registers in init.
2606 (df_md_transfer_function): Prune the in-set computed by
2607 the confluence function, and the gen-set too.
2609 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2611 PR rtl-optimization/26854
2612 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2613 * df-problems.c (df_rd_add_problem): Fix comment.
2614 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2615 df_md_simulate_artificial_defs_at_top,
2616 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2617 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2618 df_md_transfer_function, df_md_init, df_md_confluence_0,
2619 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2620 problem_MD, df_md_add_problem): New.
2621 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2622 df_md_get_bb_info): New.
2623 (DF_LAST_PROBLEM_PLUS1): Adjust.
2625 * Makefile.in (fwprop.o): Include domwalk.h.
2626 * fwprop.c: Include domwalk.h.
2627 (reg_defs, reg_defs_stack): New.
2628 (bitmap_only_bit_between): Remove.
2629 (process_defs): New.
2630 (process_uses): Use reg_defs and local_md instead of
2631 bitmap_only_bit_between and local_rd.
2632 (single_def_use_enter_block): New, from build_single_def_use_links.
2633 (single_def_use_leave_block): New.
2634 (build_single_def_use_links): Remove code moved to
2635 single_def_use_enter_block, invoke domwalk.
2636 (use_killed_between): Adjust comment.
2638 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2640 * bitmap.h (bitmap_ior_and_into): New.
2641 * bitmap.c (bitmap_ior_and_into): New.
2643 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2645 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2646 before_dom_children_before_stmts and after_dom_children_after_stmts.
2647 Rename the two remaining callbacks to just before_dom_children and
2648 after_dom_children. Remove other GIMPLE statement walking bits.
2649 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2650 * graphite.c: Do not include domwalk.h.
2651 * tree-into-ssa.c (interesting_blocks): New global.
2652 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2653 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2654 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2655 now that they're not domwalk callbacks.
2656 (rewrite_initialize_block): Rename to...
2657 (rewrite_enter_block): ... this, place after called functions. Test
2658 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2659 (rewrite_finalize_block): Rename to...
2660 (rewrite_leave_block): ... this, place after called functions.
2661 (rewrite_update_init_block): Rename to...
2662 (rewrite_update_enter_block): ... this, place after called functions.
2663 Test interesting_blocks, call rewrite_update_stmt and
2664 rewrite_update_phi_arguments.
2665 (rewrite_update_fini_block): Rename to...
2666 (rewrite_leave_block): ... this, place after called functions.
2667 (rewrite_blocks): Remove last argument, simplify initialization of
2669 (mark_def_sites_initialize_block): Rename to...
2670 (mark_def_sites_block): ... this, call mark_def_sites.
2671 (mark_def_sites_blocks): Remove argument, simplify initialization of
2673 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2674 (update_ssa): Likewise.
2675 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2677 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2678 (dom_opt_initialize_block): Rename to...
2679 (dom_opt_enter_block): ... this, place after called functions. Walk
2680 statements here, inline propagate_to_outgoing_edges.
2681 (dom_opt_finalize_block): Rename to...
2682 (dom_opt_leave_block): ... this, place after called functions.
2683 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2685 (dse_enter_block, dse_record_phi): New.
2686 (dse_record_phis): Delete.
2687 (dse_finalize_block): Rename to...
2688 (dse_leave_block): ... this.
2689 (tree_ssa_dse): Simplify initialization of walk_data.
2690 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2691 Adjust initialization of walk_data.
2692 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2693 * tree-ssa-loop-phiopt.c (get_non_trapping):
2694 Adjust initialization of walk_data.
2695 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2696 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2697 it's not a domwalk callback.
2698 (uncprop_initialize_block): Rename to...
2699 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2700 (dse_finalize_block): Rename to...
2701 (dse_leave_block): ... this.
2702 (tree_ssa_uncprop): Simplify initialization of walk_data.
2703 * Makefile.in: Adjust dependencies.
2705 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2707 * arm.md (casesi): Fix test for Thumb1.
2708 (thumb1_casesi_internal_pic): Likewise.
2709 (thumb1_casesi_dispatch): Likewise.
2711 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2713 * config/arm/arm-cores.def: Added core cortex-m0.
2714 * config/arm/arm-tune.md: Regenerated.
2715 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2717 2009-06-26 DJ Delorie <dj@redhat.com>
2719 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2721 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2722 the scheduler doesn't tag jump insns.
2724 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2726 * c-decl.c (merge_decls): Re-indent.
2728 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2731 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2732 Special-case decimal float constants.
2734 2009-06-26 Richard Henderson <rth@redhat.com>
2736 * function.h (struct function): Add cannot_be_copied_reason,
2737 and cannot_be_copied_set.
2738 * tree-inline.c (has_label_address_in_static_1): Rename from
2739 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2740 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2741 don't set inline_forbidden_reason.
2742 (copy_forbidden): New function, split out of inline_forbidden_p.
2743 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2744 (inline_forbidden_p): Use copy_forbidden.
2745 (tree_versionable_function_p): Likewise.
2746 (inlinable_function_p): Merge into tree_inlinable_function_p.
2747 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2748 * ipa-cp.c (ipcp_versionable_function_p): New function.
2749 (ipcp_cloning_candidate_p): Use it.
2750 (ipcp_node_modifiable_p): Likewise.
2752 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2754 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2755 that is marked not to be inlined. Remove flag_mudflap use.
2756 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2757 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2759 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2762 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2763 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2765 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2767 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2769 (__mingwthr_remove_key_dtor): Likewise.
2771 2009-06-26 Richard Guenther <rguenther@suse.de>
2773 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2775 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2778 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2779 try the non-cond_exec path also.
2781 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2784 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2785 (output_cbranch): Use new functions.
2786 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2789 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2790 Pat Haugen <pthaugen@us.ibm.com>
2791 Revital Eres <ERES@il.ibm.com>
2793 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2794 for %c error. Add %x support to print VSX registers as a unified
2795 register set, instead of separate float and altivec registers.
2796 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2797 %y case, and add support for VSX pre-modify addresses.
2798 (output_toc): Add assert for CONST containing an integer constant
2800 (rs6000_adjust_cost): Add POWER7 support.
2801 (insn_must_be_first_in_group): Ditto.
2802 (insn_must_be_last_in_group): Ditto.
2803 (rs6000_emit_popcount): Ditto.
2804 (rs6000_vector_mode_supported_p): Ditto.
2806 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2807 Change some of the functions called by macros to being called
2808 through a pointer, so debug functions can be inserted if
2809 -mdebug=addr or -mdebug=cost.
2810 (rs6000_preferred_reload_class_ptr): Ditto.
2811 (rs6000_secondary_reload_class_ptr): Ditto.
2812 (rs6000_secondary_memory_needed_ptr): Ditto.
2813 (rs6000_cannot_change_mode_class_ptr): Ditto.
2814 (rs6000_secondary_reload_inner): Ditto.
2815 (rs6000_legitimize_reload_address): Ditto.
2816 (rs6000_legitimize_reload_address_ptr): Ditto.
2817 (rs6000_mode_dependent_address): Ditto.
2818 (rs6000_mode_dependent_address_ptr): Ditto.
2820 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2821 function to return true if the mode allows reg + integer
2823 (virtual_stack_registers_memory_p): New function to return true if
2824 the address refers to a virtual stack register.
2825 (rs6000_legitimate_offset_address_p): Move code to say whether a
2826 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2828 (rs6000_legitimate_address_p): Add checks for modes that only can
2829 do reg+reg addressing. Start adding VSX support.
2830 (rs6000_legitimize_reload_address): Ditto.
2831 (rs6000_legitimize_address): Ditto.
2832 (rs6000_debug_legitimate_address_p): New debug functions for
2833 -mdebug=addr and -mdebug=cost.
2834 (rs6000_debug_rtx_costs): Ditto.
2835 (rs6000_debug_address_costs): Ditto.
2836 (rs6000_debug_adjust_cost): Ditto.
2837 (rs6000_debug_legitimize_address): Ditto.
2838 (rs6000_legitimize_reload_address_ptr): Point to call normal
2839 function or debug function. Make functions called via pointer
2841 (rs6000_mode_dependent_address_ptr): Ditto.
2842 (rs6000_secondary_reload_class_ptr): Ditto.
2843 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2844 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2845 into a friendlier error.
2846 (rs6000_init_builtins): Add initial VSX support.
2847 (rs6000_adjust_cost): Fix some spacing issues.
2849 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2850 (REG_CLASS_NAMES): Ditto.
2851 (REG_CLASS_CONTENTS): Ditto.
2852 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2853 pointer, to add -mdebug=addr support.
2854 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2855 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2856 -mdebug=addr support.
2857 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2858 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2859 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2861 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2863 (bswapsi*): Set attribute types for load/store. Add combiner
2864 patterns to eliminate zero extend on 64-bit.
2865 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2866 stdbrx if the hardware supports those instructions.
2868 2009-06-25 Ian Lance Taylor <iant@google.com>
2870 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2871 (Link Options): Document -static-libstdc++.
2873 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2876 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2877 DATA_ALIGNMENT instead.
2879 2009-06-25 Richard Guenther <rguenther@suse.de>
2881 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2882 indirect references against the callused/escaped solutions.
2883 (call_may_clobber_ref_p_1): Likewise.
2885 2009-06-25 Martin Jambor <mjambor@suse.cz>
2887 PR tree-optimization/40493
2888 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2889 (enum unscalarized_data_handling): New type.
2890 (handle_unscalarized_data_in_subtree): Return what has been done.
2891 (load_assign_lhs_subreplacements): Handle left flushes differently.
2892 (sra_modify_assign): Use unscalarized_data_handling, simplified
2893 condition determining whether to remove the statement.
2895 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2897 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2898 excerpt - @ should be doubled for texinfo.
2900 2009-06-24 Ian Lance Taylor <iant@google.com>
2902 * config/arc/arc.c: Include "df.h".
2903 (arc_attribute_table): Make static. Move higher in file.
2904 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2905 (output_shift): Initialize n later to avoid warning.
2906 * config/arm/arm.c (arm_attribute_table): Make static. Move
2908 * config/avr/avr.c (avr_attribute_table): Make static. Move
2910 (reg_class_tab): Change array type from int to enum reg_class.
2911 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2913 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2914 (lshrhi3_out): Likewise.
2915 (class_likely_spilled_p): Change return type to bool.
2916 (avr_rtx_costs): Use local code variable with enum type.
2917 * config/avr/avr.md (movmemhi): Use add_reg_note.
2918 (andhi3, andsi3): Don't use AS2 with "and".
2919 (iorhi3, iorsi3): Don't use AS2 with "or".
2920 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2921 * config/crx/crx.c: Include "df.h".
2922 (crx_attribute_table): Make static.
2923 * config/m32r/m32r.c: Include "df.h".
2924 (m32r_attribute_table): Make static. Move higher in file.
2925 (pop): Use add_reg_note.
2926 (block_move_call): Change 0 to LCT_NORMAL in function call.
2927 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2928 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2929 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2930 declare, not just when TREE_CODE is defined.
2931 * config/m68hc11/m68hc11.c: Include "expr.h".
2932 (m68hc11_attribute_table): Make static. Move higher in file.
2933 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2935 (m68hc11_register_indirect_p): Likewise.
2936 (m68hc11_function_arg_padding): Change return type to enum
2938 (emit_move_after_reload): Use add_reg_note.
2939 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2940 (m68hc11_split_logical): Likewise.
2941 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2943 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2944 to VOIDmode in function call.
2945 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2947 (m68hc11_split_logical): Update declaration.
2948 (m68hc11_function_arg_padding): Update declaration.
2949 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2950 to array of enum reg_class.
2951 (mcore_attribute_table): Make static. Move higher in file.
2952 (mcore_rtx_costs): Add cast to enum type.
2953 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2954 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2955 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2957 * config/sh/predicates.md (trapping_target_operand): Rename and to
2959 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2961 * config/spu/spu.c (spu_attribute_table): Make static. Move
2963 * config/v850/v850.c (v850_attribute_table): Make static. Move
2965 (v850_rtx_costs): Use local code with enum type.
2966 (expand_epilogue): Add cast.
2967 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2969 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2972 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2973 -m2a-single-only and -m2a-nofpu.
2974 * config/sh/sh.opt: Document m2a generates FPU code.
2976 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2978 * defaults.h (CAN_ELIMINATE): Provide default.
2979 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2980 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2981 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2982 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2983 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2984 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2985 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2986 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2987 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2988 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2990 2009-06-24 DJ Delorie <dj@redhat.com>
2992 * mep-ext-cop.cpu: Fix copyright notice.
2993 * mep-default: Fix copyright notice.
2994 * mep-core: Fix copyright notice.
2995 * mep: Fix copyright notice.
2996 * mep-ivc2: Fix copyright notice.
2997 * mep-c5: Fix copyright notice.
2999 2009-06-24 Denis Chertykov <chertykov@gmail.com>
3001 * doc/contrib.texi (Contributors):
3003 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
3006 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
3007 src and dst operands if necessary.
3009 2009-06-23 DJ Delorie <dj@redhat.com>
3012 * config.gcc: Add mep support.
3013 * recog.c: Resurrect validate_replace_rtx_subexp().
3014 * recog.h: Likewise.
3015 * config/mep/: Add new port:
3016 * config/mep/constraints.md: New file.
3017 * config/mep/default.h: New file.
3018 * config/mep/intrinsics.h: New file.
3019 * config/mep/intrinsics.md: New file.
3020 * config/mep/ivc2-template.h: New file.
3021 * config/mep/mep-c5.cpu: New file.
3022 * config/mep/mep-core.cpu: New file.
3023 * config/mep/mep-default.cpu: New file.
3024 * config/mep/mep-ext-cop.cpu: New file.
3025 * config/mep/mep-intrin.h: New file.
3026 * config/mep/mep-ivc2.cpu: New file.
3027 * config/mep/mep-lib1.asm: New file.
3028 * config/mep/mep-lib2.c: New file.
3029 * config/mep/mep-pragma.c: New file.
3030 * config/mep/mep-protos.h: New file.
3031 * config/mep/mep-tramp.c: New file.
3032 * config/mep/mep.c: New file.
3033 * config/mep/mep.cpu: New file.
3034 * config/mep/mep.h: New file.
3035 * config/mep/mep.md: New file.
3036 * config/mep/mep.opt: New file.
3037 * config/mep/predicates.md: New file.
3038 * config/mep/t-mep: New file.
3040 2009-06-23 Ian Lance Taylor <iant@google.com>
3042 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
3043 from loose_warn into c_loose_warn and from strict_warn into
3044 c_strict_warn. Set and substitute warn_cxxflags. Check for
3045 --enable-build-with-cxx. Set and substitute
3046 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
3047 * Makefile.in (CXXFLAGS): New variable.
3048 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
3049 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
3050 the default is the same as $(STRICT_WARN).
3051 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
3052 (CXX): New variable.
3053 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
3054 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
3055 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
3056 (HOST_LIBS): New variable.
3057 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
3058 (ALL_CXXFLAGS): New variable.
3059 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
3060 * doc/install.texi (Configuration): Document
3061 --enable-build-with-cxx, --with-stage1-ldflags,
3062 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
3063 * configure: Rebuild.
3065 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3067 * config/arm/arm.c (arm_override_options): Fix braces and formatting
3068 from previous commit.
3070 2009-06-23 Ian Lance Taylor <iant@google.com>
3072 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
3074 2009-06-23 Ian Lance Taylor <iant@google.com>
3076 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
3077 with ATTRIBUTE_UNUSED.
3079 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3080 Pat Haugen <pthaugen@us.ibm.com>
3081 Revital Eres <eres@il.ibm.com>
3083 * config.in (HAVE_AS_POPCNTD): Add default definition.
3084 (HAVE_AS_LWSYNC): Ditto.
3086 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
3088 (gcc_cv_as_powerpc_cmpb): Ditto.
3089 (gcc_cv_as_powerpc_dfp): Ditto.
3090 (gcc_cv_as_powerpc_vsx): Ditto.
3091 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
3092 supporting the popcntd/lwsync instructions.
3093 (gcc_cv_as_powerpc_lwsync): Ditto.
3094 * configure: Regenerate.
3096 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
3097 -mcpu=native and -mcpu=power7.
3098 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
3100 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
3101 a variable instead of a mask to reduce the number of mask bits.
3102 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
3103 (-mbit-word): Ditto.
3104 (-mregnames): Ditto.
3105 * config/rs6000/rs6000.opt (-mupdate): Ditto.
3106 (-mfused-madd): Ditto.
3108 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
3110 (-mvsx): New switch for VSX instructions.
3111 (-misel): Move from a variable to a mask to allow it to be set by
3114 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
3115 function declaration to an array declaration.
3116 (rs6000_hard_regno_nregs): New external array declaration.
3118 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
3119 files included by rs6000.md.
3121 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3122 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
3124 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
3126 (rs6000_debug_reg): New -mdebug= variables.
3127 (rs6000_debug_addr): Ditto.
3128 (rs6000_debug_cost): Ditto.
3129 (rs6000_pmode): New variable to hold Pmode.
3130 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
3131 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
3132 calculated at compiler start.
3133 (rs6000_hard_regno_nregs): Change function to an array which holds
3134 HARD_REGNO_NREGS calculated at compiler start.
3135 (rs6000_explicit_options): Delete isel field.
3136 (rs6000_vector_unit): New array to hold which vector unit
3137 supports arithmetic options for a given type.
3138 (rs6000_vector_mem): New array to hold which vector unit supports
3139 memory reference operations for a given type.
3140 (rs6000_vector_align): New array to given the alignment of each
3142 (power7_cost): New basic costs for power7.
3143 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
3144 (rs6000_hard_regno_nregs_internal): New function, moved from
3145 HARD_REGNO_NREGS, to calculate the number of registers each hard
3146 register takes for each type.
3147 (rs6000_debug_reg_print): New function for -mdebug=reg support.
3148 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
3149 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
3150 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
3151 unit information here so it is calculated once at compiler startup
3153 (rs6000_override_options): Make -misel a target mask. Add more
3154 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
3155 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
3157 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
3158 (rs6000_handle_option): Move -misel from variable to target mask.
3159 (rs6000_builtin_mask_for_load): Add VSX support.
3160 (rs6000_conditional_register_usage): Ditto.
3161 (USE_ALTIVEC_FOR_ARG_P): Ditto.
3162 (function_arg_boundary): Ditto.
3163 (rs6000_expand_builtin): Ditto.
3164 (def_builtin): Make abort message a little friendlier.
3165 (rs6000_emit_int_cmove): Add support for 64-bit isel.
3167 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
3168 assembler support the popcntd instruction instead of a vsx
3169 instruction to enable power7 support.
3170 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
3171 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
3172 option to the assembler if -mcpu=native.
3173 (ASM_CPU_NATIVE_SPEC): Ditto.
3174 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
3176 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
3177 the lwsync instruction.
3178 (enum processor_type): Add PROCESSOR_POWER7.
3179 (rs6000_debug_reg): New -mdebug= options.
3180 (rs6000_debug_addr): Ditto.
3181 (rs6000_debug_cost): Ditto.
3182 (rs6000_isel): Delete.
3183 (enum rs6000_vector): New enum to say what vector unit we have.
3184 (VECTOR_UNIT_*): New macros to say which vector unit has
3185 arithmetic operations for a given type.
3186 (VECTOR_MEM_*): New macros to say which vector unit has memory
3187 operations for a given type.
3188 (TARGET_LDBRX): Whether the machine supports the ldbrx
3190 (TARGET_ISEL): Delete, -misel moved to be a mask.
3191 (TARGET_ISEL64): New macro for 64-bit isel support.
3192 (UNITS_PER_VSX_WORD): New macro.
3193 (POINTER_SIZE): Move to be an external variable, rather than
3194 calculating whether we are generating 32 ot 64-bit code.
3196 (STACK_BOUNDARY): Add VSX support.
3197 (LOCAL_ALIGNMENT): Ditto.
3198 (SLOW_UNALIGNED_ACCESS): Ditto.
3199 (VSX_REGNO_P): New macro for VSX support.
3200 (VFLOAT_REGNO_P): Ditto.
3201 (VINT_REGNO_P): Ditto.
3202 (VLOGICAL_REGNO_P): Ditto.
3203 (VSX_VECTOR_MODE): Ditto.
3204 (VSX_SCALAR_MODE): Ditto.
3206 (VSX_MOVE_MODE): Ditto.
3207 (VSX_REG_CLASS_P): Ditto.
3208 (HARD_REGNO_NREGS): Instead of calling a function, use an array
3210 (UNITS_PER_SIMD_WORD): Add VSX support.
3211 (MODES_TIEABLE_P): Ditto.
3212 (STARTING_FRAME_OFFSET): Ditto.
3213 (STACK_DYNAMIC_OFFSET): Ditto.
3214 (EPILOGUE_USES): Ditto.
3215 (REGNO_REG_CLASS): Move to array lookup.
3216 (CLASS_MAX_NREGS): Ditto.
3217 (rs6000_vector_reg_class): Add declaration.
3218 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
3219 overlap with the floating point and Altivec registers.
3221 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
3223 * config/rs6000/driver-rs6000.c (asm_names): New static array to
3224 give the appropriate asm switches if -mcpu=native.
3225 (host_detect_local_cpu): Add support for "asm".
3226 (host_detect_local_cpu): Follow GNU code guidelines for name.
3228 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
3229 -mbit-word to a variable instead of being a target mask.
3231 * config/rs6000/sync.md (lwsync): If the assembler supports it,
3232 emit the lwsync instruction instead of emitting the instruction as
3233 an integer constant.
3235 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
3236 fixuns_trundfsi2, move expander into rs6000.md.
3238 * config/rs6000/rs6000.md (cpu): Add power7.
3239 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
3240 (logical predicate patterns): Change the single instruction
3241 primitives that set CR0 to be fast_compare instead of compare.
3243 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
3244 (popcntddi2): Ditto.
3245 (popcount<mode>): Ditto.
3246 (floating multiply/add insns): Name the floating point
3248 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
3249 (isel_unsigned_<mode>): Ditto.
3250 (fixuns_trundfsi2): Move expander here from spe.md.
3251 (smindi3): Define if we have -misel on 64-bit systems.
3256 2009-06-23 Anatoly Sokolov <aesok@post.ru>
3258 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
3260 * config/avr/avr.c (avr_current_device): New variable.
3261 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
3262 (avr_arch, mcu_type_s): Move to avr.h.
3263 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
3264 default_data_section_start fields.
3265 (avr_arch): Moved from avr.c.
3266 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
3267 library_name fields.
3268 (avr_current_device, avr_mcu_types, avr_arch_types,
3269 avr_device_to_arch, avr_device_to_data_start,
3270 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
3271 (EXTRA_SPEC_FUNCTIONS): Define.
3272 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
3273 options mapping. Use device_to_arch and device_to_data_start insted.
3274 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
3275 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
3276 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
3277 * config/avr/driver-avr.c: New file.
3278 * config/avr/avr-devices.c: New file.
3280 2009-06-23 Jakub Jelinek <jakub@redhat.com>
3282 * var-tracking.c (unshare_variable): Force initialized to
3283 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
3284 (set_variable_part): Likewise.
3285 (struct variable_union_info): Remove pos_src field.
3286 (vui_vec, vui_allocated): New variables.
3287 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
3288 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
3289 == 1 use a simpler sorting algorithm. Compute pos field right
3290 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
3291 Avoid quadratic comparison if !flag_var_tracking_uninit.
3292 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
3293 unshare_variable unconditionally.
3294 (dataflow_set_different_2): Removed.
3295 (dataflow_set_different): Don't traverse second hash table.
3296 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
3297 unconditionally to var_reg_set or var_mem_set.
3298 (emit_notes_in_bb): Likewise.
3299 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
3301 (emit_note_insn_var_location): Don't set initialized to
3302 VAR_INIT_STATUS_INITIALIZED early.
3303 (vt_finalize): Free vui_vec if needed, clear vui_vec and
3305 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
3307 * tree-object-size.c (addr_object_size): Instead of checking
3308 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
3309 are no FIELD_DECLs following it.
3311 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
3313 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
3314 order to match bswaps with signed source operands.
3316 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3318 * sdbout.c (sdbout_one_type): Fix braces in switch.
3320 2009-06-23 Richard Guenther <rguenther@suse.de>
3322 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
3324 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
3325 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
3326 var_callused, callused_tree, var_storedanything, storedanything_tree,
3327 var_integer, integer_tree): Remove global variables.
3328 (new_var_info): Do not pass new id, append the new var to the
3329 global variable vector.
3330 (do_ds_constraint): Use is_global_var member of the variable-info.
3331 (new_scalar_tmp_constraint_exp): Adjust.
3332 (create_function_info_for): Likewise.
3333 (create_variable_info_for): Likewise.
3334 (find_what_var_points_to): Remove dead code.
3335 (init_base_vars): Simplify.
3336 (compute_points_to_sets): Adjust.
3338 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3340 * combine.c (try_combine): Dump information about the insns we're
3343 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3345 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
3346 check when calling force_to_mode on TRUNCATE's operand.
3348 2009-06-22 Ian Lance Taylor <iant@google.com>
3350 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
3352 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3354 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
3356 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3358 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
3359 override library linkage flags such as -static-libgcc or
3362 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3364 * config/m68k/m68k-devices.def: Add line for MCF5221x.
3366 2009-06-22 Ian Lance Taylor <iant@google.com>
3368 * config/linux.opt: Put mglibc ahead of muclibc.
3370 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
3371 for duplicate decls.
3373 2009-06-22 Matthias Klose <doko@ubuntu.com>
3375 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
3377 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3380 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
3381 instead of NULL if a parser error occurs.
3383 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3385 * dwarf2out.c (dwarf2_debug_hooks): Initialize
3386 non-DWARF2_DEBUGGING_INFO version.
3388 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
3390 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
3391 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
3393 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
3394 (LIBGCC2_TF_CEXT): Define.
3397 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3400 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
3402 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3404 * config/arm/arm.c (arm_override_options): Disable
3405 -mcaller-super-interworking and -mcallee-super-interworking.
3406 * doc/invoke.texi (ARM Options): Document this.
3408 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
3410 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
3411 * config/arm/constraints.md (j): New constraint for movw operands.
3412 (N): Remove thumb2 meaning.
3413 * config/arm/arm.md (*arm_movw): Delete.
3414 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
3415 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
3416 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
3418 2009-06-22 Martin Jambor <mjambor@suse.cz>
3420 PR tree-optimization/40492
3421 * tree-sra.c (sra_modify_assign): Pass zero offsets to
3422 build_ref_for_offset.
3424 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
3426 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
3427 JUMP_TABLE_DATA_P predicates where applicable.
3428 * auto-inc-dec.c: Ditto.
3429 * builtins.c: Ditto.
3430 * caller-save.c: Ditto.
3432 * cfgcleanup.c: Ditto.
3433 * cfglayout.c: Ditto.
3436 * combine-stack-adj.c: Ditto.
3442 * dwarf2asm.c: Ditto.
3443 * dwarf2out.c: Ditto.
3444 * emit-rtl.c: Ditto.
3450 * function.c: Ditto.
3453 * genpreds.c: Ditto.
3454 * genrecog.c: Ditto.
3456 * ira-costs.c: Ditto.
3457 * ira-lives.c: Ditto.
3460 * lower-subreg.c: Ditto.
3461 * modulo-sched.c: Ditto.
3463 * postreload.c: Ditto.
3464 * print-rtl.c: Ditto.
3473 * sched-vis.c: Ditto.
3475 * sel-sched-ir.c: Ditto.
3476 * simplify-rtx.c: Ditto.
3477 * targhooks.c: Ditto.
3478 * var-tracking.c: Ditto.
3479 * vmsdbgout.c: Ditto.
3481 2009-06-22 Matthias Klose <doko@ubuntu.com>
3483 * Makefile.in (install-plugin): Always use DESTDIR.
3485 2009-06-22 Olivier Hainque <hainque@adacore.com>
3487 * config/pa/pa.c (output_call): Don't optimize post call jumps
3488 into return address adjustments if the call may throw.
3490 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
3492 * arm.c (thumb1_output_casesi): New function.
3493 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3494 optimizing for size or PIC.
3495 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3496 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3497 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3498 (thumb1_casesi_internal_pic): New expand rule.
3499 (thumb1_casesi_dispatch): New pattern.
3500 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3502 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3503 in the text seciton when PIC or optimizing for size.
3504 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3505 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3506 preservation properties of code.
3507 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3508 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3509 (__gnu_thumb1_case_si): New function.
3510 * t-arm (LIB1ASMSRC): Define here.
3511 (LIB1ASMFUNCS): Add some common functions.
3512 * t-arm-elf (LIB1ASMSRC): Delete.
3513 (LIB1ASMFUNCS): Append to existing set.
3514 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3515 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3516 * t-symbian (LIB1ASMFUNCS): Likewise.
3517 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3518 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3520 2009-06-21 Richard Guenther <rguenther@suse.de>
3522 PR tree-optimization/38729
3523 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3524 to loops with a single exit if -fno-expensive-optimizations.
3526 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3528 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3529 (dataflow_set): Change vars type from htab_t to shared_hash.
3530 (shared_hash_pool, empty_shared_hash): New variables.
3531 (vars_clear): Removed.
3532 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3533 shared_hash_find_slot_unshare, shared_hash_find_slot,
3534 shared_hash_find_slot_noinsert, shared_hash_find): New
3536 (shared_hash_unshare, shared_hash_destroy): New functions.
3537 (unshare_variable): Unshare set->vars if shared, use
3539 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3540 (get_init_value, find_src_set_src, dump_dataflow_set,
3541 clobber_variable_part, emit_notes_for_differences): Use
3543 (dataflow_set_init): Remove second argument, set vars to
3544 empty_shared_hash instead of creating a new htab.
3545 (dataflow_set_clear): Call shared_hash_destroy and set vars
3546 to empty_shared_hash instead of calling vars_clear.
3547 (dataflow_set_copy): Don't call vars_copy, instead just share
3548 the src htab with dst.
3549 (variable_union): Use shared_hash_*, use initially NO_INSERT
3550 lookup if set->vars is shared. Don't keep slot cleared before
3551 calling unshare_variable. Unshare set->vars if needed.
3552 Even ->refcount == 1 vars must be unshared if set->vars is shared
3553 and var needs to be modified.
3554 (variable_canonicalize): New function.
3555 (dataflow_set_union): If dst->vars is empty, just share src->vars
3556 with dst->vars and traverse with variable_canonicalize to canonicalize
3557 and unshare what is needed.
3558 (dataflow_set_different): If old_set and new_set use the same shared
3559 htab, they aren't different. If number of htab elements is different,
3560 htabs are different. Use shared_hash_*.
3561 (dataflow_set_destroy): Call shared_hash_destroy instead of
3563 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3564 second argument to dataflow_set_init.
3565 (vt_initialize): Likewise. Initialize shared_hash_pool and
3566 empty_shared_hash, move bb in/out initialization afterwards.
3567 Use variable_htab_free instead of NULL as changed_variables del hook.
3568 (variable_was_changed): Change type of second argument to pointer to
3569 dataflow_set. When inserting var into changed_variables, bump
3570 refcount. Unshare set->vars if set is shared htab and slot needs to
3572 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3573 lookup if set->vars is shared. Unshare set->vars if needed.
3574 Even ->refcount == 1 vars must be unshared if set->vars is shared
3575 and var needs to be modified. Adjust variable_was_changed caller.
3576 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3577 vars must be unshared if set->vars is shared and var needs to be
3578 modified. Adjust variable_was_changed caller.
3579 (emit_note_insn_var_location): Don't pool_free var.
3580 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3582 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3583 free_alloc_pool on shared_hash_pool.
3585 2009-06-20 Anthony Green <green@moxielogic.com>
3587 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3588 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3590 2009-06-20 Richard Guenther <rguenther@suse.de>
3592 * tree-ssa-structalias.c (find_func_aliases): For memset use
3593 a constraint from NULL if we memset to zero.
3594 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3595 we explicitly handle that do not read from memory.
3596 (call_may_clobber_ref_p_1): Properly handle builtins that may
3599 2009-06-20 Richard Guenther <rguenther@suse.de>
3601 PR tree-optimization/40495
3602 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3603 (new_scalar_tmp_constraint_exp): New function.
3604 (process_constraint): Do not create temporary decls.
3605 (process_all_all_constraints): Likewise.
3606 (handle_const_call): Likewise.
3607 (create_function_info_for): Do not set decl.
3609 2009-06-19 Ian Lance Taylor <iant@google.com>
3611 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3612 (rs6000_attribute_table): Make static; move before use.
3614 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3616 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3617 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3618 Propagate the TREE_READONLY flag without overwriting it.
3619 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3620 Propagate the TREE_READONLY flag onto the result.
3621 (process_call_operands): Move around. Use correct constant value.
3623 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3626 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3627 * config/arm/arm.md: Likewise.
3629 2009-06-19 Ian Lance Taylor <iant@google.com>
3631 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3632 to GIMPLE_ERROR_MARK.
3634 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3635 op2_original_type parameters. Warn about using different enum types.
3636 * c-parser.c (c_parser_conditional_expression): Pass original
3637 types to build_conditional_expr.
3638 * c-tree.h (build_conditional_expr): Update declaration.
3640 2009-06-19 Ian Lance Taylor <iant@google.com>
3642 * config/i386/i386.c (ix86_function_specific_save): Test that
3643 fields match values, rather than testing the values are in a
3646 2009-06-19 Richard Guenther <rguenther@suse.de>
3648 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3650 (ptr_derefs_may_alias_p): Likewise.
3651 (ptr_deref_may_alias_ref_p_1): New function.
3652 (ptr_deref_may_alias_ref_p): Likewise.
3653 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3654 covered by looking at the ESCAPED solution.
3655 (call_may_clobber_ref_p_1): Likewise.
3656 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3657 Handle NULL_TREE offset. Do not produce redundant constraints.
3658 (process_all_all_constraints): New helper function.
3659 (do_structure_copy): Use it.
3660 (handle_lhs_call): Likewise.
3661 (find_func_aliases): Handle some builtins with pointer arguments
3662 and/or return values explicitly.
3664 2009-06-19 Ian Lance Taylor <iant@google.com>
3666 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3668 2009-06-19 Ian Lance Taylor <iant@google.com>
3670 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3672 2009-06-19 Ian Lance Taylor <iant@google.com>
3674 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3675 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3678 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3679 uninitialized const.
3681 2009-06-19 Ian Lance Taylor <iant@google.com>
3683 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3686 * c-decl.c (in_struct, struct_types): Remove.
3687 (struct c_binding): Add in_struct field.
3688 (c_binding_ptr): Define type, along with VEC.
3689 (struct c_struct_parse_info): Define.
3690 (struct_parse_info): New static variable.
3691 (bind): Initialize in_struct field.
3692 (start_struct): Remove enclosing_in_struct and
3693 enclosing_struct_types parameters. Add
3694 enclosing_struct_parse_info parameter. Change all callers. Set
3695 struct_parse_info rather than in_struct and struct_types.
3696 (grokfield): If -Wc++-compat and there is a symbol binding for the
3697 field name, set the in_struct flag and push it on the
3698 struct_parse_info->fields vector.
3699 (warn_cxx_compat_finish_struct): New static function.
3700 (finish_struct): Remove enclosing_in_struct and
3701 enclosing_struct_types parameters. Add
3702 enclosing_struct_parse_info parameter. Change all callers. Don't
3703 set C_TYPE_DEFINED_IN_STRUCT here. Call
3704 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3705 parameter. Only push on struct_types if warn_cxx_compat.
3706 (finish_enum): Only push on struct_types if warn_cxx_compat.
3707 (declspecs_add_type): Add loc parameter. Change all callers.
3708 Change all error calls to error_at. Pass loc, not input_location,
3709 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3710 defined in a struct. If -Wc++-compat and parsing a struct, record
3711 that a typedef name was used.
3712 * c-parser.c (c_parser_declspecs): Get location to pass to
3714 (c_parser_struct_or_union_specifier): Update calls to start_struct
3716 * c-tree.h (struct c_struct_parse_info): Declare.
3717 (finish_struct, start_struct): Update declarations.
3718 (declspecs_add_type): Update declaration.
3720 2009-06-19 Ian Lance Taylor <iant@google.com>
3722 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3723 variable with an anonymous type.
3725 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3727 * see.c: Remove for real.
3729 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3731 * optabs.h (enum optab_index): Add new OTI_significand.
3732 (significand_optab): Define corresponding macro.
3733 * optabs.c (init_optabs): Initialize significand_optab.
3734 * genopinit.c (optabs): Implement significand_optab using
3735 significand?f2 patterns.
3736 * builtins.c (expand_builtin_mathfn): Handle
3737 BUILT_IN_SIGNIFICAND{,F,L}.
3738 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3739 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3741 * config/i386/i386.md (significandxf2, significand<mode>2): New
3742 expanders to implement significandf, significand and significandl
3743 built-ins as inline x87 intrinsics.
3745 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3747 * config/avr/avr.c (avr_override_options): Remove setting value of
3748 PARAM_INLINE_CALL_COST.
3750 2009-06-18 Richard Henderson <rth@redhat.com>
3753 * tree-pass.h (TDF_ASMNAME): New.
3754 * tree-dump.c (dump_options): Add asmname.
3755 * doc/invoke.texi: Document it.
3757 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3758 (dump_decl_name): ...here.
3759 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3760 (dump_generic_node): Update dump_function_name calls.
3761 (print_call_name): New flags arg; update all dump calls.
3762 * diagnostic.h (print_call_name): Update.
3763 * gimple-pretty-print.c (dump_gimple_call): Update.
3765 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3768 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3770 2009-06-18 Diego Novillo <dnovillo@google.com>
3772 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3773 * plugin.c (str_license): Declare.
3774 (try_init_one_plugin): Assert that the symbol
3775 'plugin_is_GPL_compatible' exists.
3777 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3780 * Makefile.in (OBJS-common): Remove see.o.
3782 * common.opt (fsee): Mark as preserved for backward compatibility.
3783 * opts.c (common_handle_option): Add OPT_fsee to the backward
3784 compatibility section.
3785 * passes.c (init_optimization_passes, pass_see): Remove pass.
3786 * timevar.def (TV_SEE): Remove.
3787 * tree-pass.h (pass_see): Remove declaration.
3788 * doc/invoke.texi (-fsee): Remove documentation.
3790 2009-06-18 Martin Jambor <mjambor@suse.cz>
3792 * tree-sra.c: Include statistics.h
3793 (sra_stats): New variable.
3794 (sra_initialize): Clear sra_stats.
3795 (create_access_replacement): Increment sra_stats.replacements.
3796 (get_access_replacement): Do not return twice.
3797 (analyze_all_variable_accesses): Increment statistics counter by the
3798 number of scalarized aggregates.
3799 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3800 (sra_modify_expr): Increment sra_stats.exprs.
3801 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3802 (sra_modify_assign): Increment sra_stats.exprs,
3803 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3804 (perform_intra_sra): Update statistics counters.
3805 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3807 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3809 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3810 (arm_scalar_mode_supported_p): New function.
3812 2009-06-18 Paul Brook <paul@codesourcery.com>
3813 Sandra Loosemore <sandra@codesourcery.com>
3815 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3816 (__extendhfsf2, __truncsfhf2): Define.
3817 * config/arm/fp16.c: New file.
3818 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3819 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3821 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3823 * doc/extend.texi (Half-Precision): New section.
3824 * doc/invoke.texi (Option Summary): List -mfp16-format.
3825 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3826 * config/arm/arm.opt (mfp16-format=): New.
3827 * config/arm/arm.c: Include intl.h.
3828 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3829 (TARGET_INVALID_RETURN_TYPE): Redefine.
3830 (TARGET_PROMOTED_TYPE): Redefine.
3831 (TARGET_CONVERT_TO_TYPE): Redefine.
3832 (arm_fp16_format): Define.
3833 (all_fpus): Add entry for neon-fp16.
3834 (fp_model_for_fpu): Likewise.
3835 (struct fp16_format): Declare.
3836 (all_fp16_formats): Define.
3837 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3839 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3841 (arm_legitimate_index_p): Treat HFmode like HImode.
3842 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3843 (coproc_secondary_reload_class): Special-case HFmode.
3844 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3845 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3846 (arm_init_fp16_builtins): New.
3847 (arm_init_builtins): Call it.
3848 (arm_invalid_parameter_type): New.
3849 (arm_invalid_return_type): New.
3850 (arm_promoted_type): New.
3851 (arm_convert_to_type).
3852 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3854 (arm_emit_fp16_const): New function.
3855 (arm_mangle_type): Mangle __fp16 as "Dh".
3856 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3858 (TARGET_NEON_FP16): New.
3859 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3860 (enum fputype): Add FPUTYPE_NEON_FP16.
3861 (enum arm_fp16_format_type): Declare.
3862 (arm_fp16_format): Declare.
3863 (LARGEST_EXPONENT_IS_NORMAL): Define.
3864 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3865 * config/arm/arm-modes.def (HFmode): Define.
3866 * config/arm/vfp.md: (*movhf_vfp): New.
3869 * config/arm/arm.md: (fpu): Add neon_fp16.
3870 (floatsihf2, floatdihf2): New.
3871 (fix_trunchfsi2, fix_trunchfdi2): New.
3875 (*arm32_movhf): New.
3876 (*thumb1_movhf): New.
3877 (consttable_2): Add check for HFmode constants.
3878 (consttable_4): Handle HFmode constants.
3880 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3882 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3884 2009-06-17 Olivier Hainque <hainque@adacore.com>
3886 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3887 const char ** conversion in AIX specific section.
3889 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3891 * config/i386/i386.c (ix86_special_builtin_type): Remove
3892 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3893 (bdesc_special_args): Updated.
3894 (ix86_init_mmx_sse_builtins): Likewise.
3895 (ix86_expand_special_args_builtin): Likewise.
3897 2009-06-17 Richard Henderson <rth@redhat.com>
3899 * tree-pretty-print.c (maybe_dump_asm_name): New.
3900 (dump_decl_name): Use it.
3901 (PRINT_FUNCTION_NAME): Merge into...
3902 (dump_function_name): ... here. Use maybe_dump_asm_name.
3904 2009-06-17 Cary Coutant <ccoutant@google.com>
3906 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3908 * debug.c (struct gcc_debug_hooks): Change placeholder for
3910 (debug_nothing_int_charstar_int): Replaced by...
3911 (debug_nothing_int_charstar_int_bool): ...this.
3912 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3913 source_line prototype.
3914 (debug_nothing_int_charstar_int): Replaced by...
3915 (debug_nothing_int_charstar_int_bool): ...this.
3916 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3917 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3918 Output is_stmt operand when necessary.
3919 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3920 (notice_source_line): Add is_stmt parameter.
3921 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3922 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3924 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3925 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3927 2009-06-17 Ian Lance Taylor <iant@google.com>
3929 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3931 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3934 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3936 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3937 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3938 tree_strip_sign_nop_conversions and
3939 tree_ssa_strip_useless_type_conversions rather than stripping
3940 the operations here.
3941 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3943 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3944 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3945 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3946 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3949 2009-06-17 Michael Eager <eager@eagercon.com>
3951 * config/rs6000/constraints.md (register_constraint "d"): New.
3952 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3953 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3954 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3955 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3956 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3957 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3958 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3959 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3960 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3961 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3963 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3964 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3965 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3966 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3967 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3968 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3969 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3970 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3971 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3972 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3973 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3974 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3975 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3976 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3978 2009-06-16 Ian Lance Taylor <iant@google.com>
3980 * profile.c (total_num_never_executed): Don't define.
3981 (compute_branch_probabilities): Don't count or print
3983 (init_branch_prob): Don't set total_num_never_executed.
3984 (end_branch_prob): Don't print total_num_never_executed.
3986 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3988 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3990 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3992 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3993 (nabstd2_fpr): Same.
3995 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3997 * expr.c (expand_assignment): Change complex type check.
3999 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
4001 * doc/plugins.texi (Building GCC plugins): Added new section.
4003 2009-06-17 Ian Lance Taylor <iant@google.com>
4005 * c-pch.c (get_ident): Don't set size of templ array.
4006 (pch_init): Don't set size of partial_pch array.
4008 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
4009 string constant to intialize an array whose size is the length of
4012 2009-06-17 Richard Guenther <rguenther@suse.de>
4014 PR tree-optimization/40389
4015 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
4016 to addressable types.
4017 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
4019 2009-06-17 Richard Guenther <rguenther@suse.de>
4022 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
4023 if there is no evolution of left in the loop bail out.
4024 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
4025 chrec_fold_multiply.
4027 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
4028 Janis Johnson <janis187@us.ibm.com>
4031 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
4032 for the symbol ref of a constant that is the source of a move
4033 - nor for any other not-obvious-label-ref constants.
4035 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
4037 * plugin.c (position_pass): Skip newly inserted pass during list
4038 traversal to avoid repeated insertion.
4040 2009-06-16 Ian Lance Taylor <iant@google.com>
4042 * vec.h (VEC_stack_alloc): Define different version if
4043 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
4044 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
4045 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
4046 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4048 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
4050 * config.gcc (extra_headers): Add ia32intrin.h for x86.
4052 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
4053 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
4054 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
4055 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
4056 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
4057 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4058 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4059 (bdesc_special_args): Add __builtin_ia32_rdtsc and
4060 __builtin_ia32_rdtscp.
4061 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
4062 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
4063 and __builtin_ia32_rorhi.
4064 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
4065 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4066 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4067 (ix86_expand_args_builtin): Likewise.
4068 (ix86_expand_special_args_builtin): Likewise.
4070 * config/i386/i386.md (UNSPECV_RDTSCP): New.
4071 (UNSPECV_RDTSC): Likewise.
4072 (UNSPECV_RDPMC): Likewise.
4073 (*bsr): Renamed to ...
4075 (*bsr_rex64): Renamed to ...
4079 (*rdpmc_rex64): Likewise.
4082 (*rdtsc_rex64): Likewise.
4084 (*rdtscp): Likewise.
4085 (*rdtscp_rex64): Likewise.
4087 * config/i386/ia32intrin.h: New.
4089 * config/i386/x86intrin.h: Include <ia32intrin.h>.
4091 2009-06-16 Ian Lance Taylor <iant@google.com>
4093 * ira-build.c (copy_info_to_removed_store_destinations):
4094 Initialize parent_a.
4096 2009-06-16 Ian Lance Taylor <iant@google.com>
4098 * c-decl.c (grokdeclarator): Change size_varies to bool.
4100 2009-06-16 Ian Lance Taylor <iant@google.com>
4102 * sel-sched.c: Make forward declarations of move_op_hooks and
4103 fur_hooks explicitly extern.
4105 2009-06-16 Ian Lance Taylor <iant@google.com>
4107 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
4108 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
4110 2009-06-16 Ian Lance Taylor <iant@google.com>
4112 * resource.c (mark_referenced_resources): Change
4113 include_delayed_effects parameter to bool. Change all callers.
4114 (mark_end_of_function_resources): Likewise.
4115 * reorg.c (insn_references_resource_p): Likewise.
4116 (insn_sets_resource_p): Likewise.
4117 * resource.h (mark_referenced_resources): Update declaration.
4118 (mark_end_of_function_resources): Update declaration.
4120 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4122 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
4124 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4126 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
4127 GCC can bootstrap on AIX with GNU Binutils 2.20.
4129 2009-06-16 Ian Lance Taylor <iant@google.com>
4131 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
4133 2009-06-16 Ian Lance Taylor <iant@google.com>
4135 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
4136 inline, not extern inline.
4137 (exact_log2): Likewise.
4138 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
4140 (exact_log2): Likewise, but don't test CTZ_HWI.
4142 2009-06-16 Ian Lance Taylor <iant@google.com>
4144 * bitmap.c (bitmap_clear): Don't declare as inline.
4145 * gimple.c (gimplify_assign): Likewise.
4146 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4147 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
4148 (sched_scan_info): Remove duplicate definition.
4150 2009-06-16 Ian Lance Taylor <iant@google.com>
4152 * c-common.c (skip_evaluation): Don't define.
4153 (c_inhibit_evaluation_warnings): Define global variable.
4154 (overflow_warning): Check c_inhibit_evaluation_warnings rather
4155 than skip_evaluation.
4156 (convert_and_check, warn_for_div_by_zero): Likewise.
4157 * c-common.h (skip_evaluation): Don't declare.
4158 (c_inhibit_evaluation_warnings): Declare.
4159 * c-parser.c (c_parser_typeof_specifier): Set
4160 c_inhibit_evaluation_warnings rather than skip_evaluation.
4161 (c_parser_conditional_expression): Likewise.
4162 (c_parser_binary_expression): Likewise.
4163 (c_parser_sizeof_expression): Likewise.
4164 (c_parser_alignof_expression): Likewise.
4165 * c-typeck.c (build_indirect_ref): Check
4166 c_inhibit_evaluation_warnings rather than skip_evaluation.
4167 (build_conditional_expr, build_binary_op): Likewise.
4169 2009-06-16 Richard Guenther <rguenther@suse.de>
4171 * tree-ssa-alias.c (is_escape_site): Remove.
4172 * tree-ssa-alias.h (enum escape_type): Remove.
4173 (is_escape_site): Likewise.
4174 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
4175 via casts and asms without deferring to is_escape_site.
4177 2009-06-16 Jakub Jelinek <jakub@redhat.com>
4180 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
4181 use gen_lowpart if op0 has complex mode.
4183 2009-06-16 Richard Guenther <rguenther@suse.de>
4185 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
4186 variables add them to ESCAPED.
4187 (find_func_aliases): Do not make all indirectly stored values escaped.
4189 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
4191 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
4194 2009-06-16 Martin Jambor <mjambor@suse.cz>
4196 PR tree-optimization/40432
4197 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
4198 check whether we need to force gimple register operand.
4200 2009-06-16 Martin Jambor <mjambor@suse.cz>
4202 PR tree-optimization/40413
4203 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
4204 build_ref_for_offset.
4205 (propagate_subacesses_accross_link): Fix a typo in a comment.
4207 2009-06-16 Ira Rosen <irar@il.ibm.com>
4209 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
4210 with additional parameter.
4211 * tree-vectorizer.h (enum vect_def_type): Add new value
4213 (enum vect_relevant): Add comments.
4214 (vect_is_simple_reduction): Add new argument.
4215 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
4216 Detect nested cycles.
4217 (vect_is_simple_reduction): Update documentation, add an argument to
4218 distinguish inner-loop reduction from nested cycle, detect nested
4219 cycles, fix printings and indentation, don't swap operands in case
4221 (get_initial_def_for_reduction): Handle subtraction.
4222 (vect_create_epilog_for_reduction): Add new argument to specify
4224 (vect_finalize_reduction): Handle subtraction, fix comments.
4225 (vectorizable_reduction): Handle nested cycles. In case of nested
4226 cycle keep track of the reduction variable position. Call
4227 vect_is_simple_reduction with additional parameter. Use original
4228 statement code in reduction epilogue for nested cycle. Call
4229 vect_create_epilog_for_reduction with additional parameter.
4230 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
4231 inner-loop vectorization.
4232 (vect_recog_widen_sum_pattern): Likewise.
4233 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
4235 (vect_mark_stmts_to_be_vectorized): Likewise.
4236 (vect_get_vec_def_for_operand): Handle nested cycles.
4238 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4240 * doc/invoke.texi (Debugging Options): Fix option index entries
4241 for -fdump-statistics, -frandom-seed add entries for
4242 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
4243 (FRV Options): Fix entries for -mTLS, -mtls.
4244 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
4245 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
4246 (M68hc1x Options): Fix @itemx for -mnominmax.
4247 (MCore Options): Fix entry for -mno-lsim.
4248 (MMIX Options): Fix entry for -mabi=mmixware.
4249 (PDP-11 Options): Fix entry for -mbcopy-builtin.
4251 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
4253 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
4254 Mention the plugin mode of gengtype.
4255 * doc/gty.texi (Source Files Containing Type Information): Likewise.
4256 * gengtype.c: Updated copyright.
4257 (plugin_files, nb_plugin_files) Added new static variables.
4258 (measure_input_list) Care about plugin_files.
4259 (write_rtx_next): Added early return in plugin mode.
4260 (create_file): Updated copyright year in generated file. Added
4262 (oprintf): Added early return if NULL outf.
4263 (get_output_file_with_visibility): Care of plugin_files.
4264 (get_output_file_name): May return null.
4265 (write_local): Added early return.
4266 (put_mangled_filename): Ditto.
4267 (finish_root_table): Added check for base_files.
4268 (write_roots): Care about null when plugins.
4269 (main): Added plugin mode.
4271 2009-06-15 Ian Lance Taylor <iant@google.com>
4273 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
4274 * gcov.c (read_count_file): Add braces around variables declared
4277 * c.opt (Wjump-misses-init): New warning.
4278 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
4279 -Wall and -Wc++-compat if not already set.
4280 (c_common_post_options): Clear warn_jump_misses_init if it was not
4282 * c-decl.c (struct c_binding): Change type field to a union with
4283 new label field. Make it the first field in the struct. Update
4284 references to type to use u.type instead.
4285 (struct c_spot_bindings): Define.
4286 (struct c_goto_bindings): Define.
4287 (c_goto_bindings_p): Define, along with VECs.
4288 (struct c_label_vars): Define.
4289 (struct c_scope): Add has_label_bindings field.
4290 (bind_label, set_spot_bindings): New static functions.
4291 (decl_jump_unsafe, update_spot_bindings): New static functions.
4292 (update_label_decls): New static function.
4293 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
4294 Update binding u.label field to shadowed field.
4295 (c_binding_start_stmt_expr): New function.
4296 (c_binding_end_stmt_expr): New function.
4297 (pushdecl): Don't call c_begin_vm_scope.
4298 (make_label): Add defining and p_label_vars parameters. Change
4300 (lookup_label): Correct test for whether a label has not yet been
4301 defined. Call bind_label rather than bind.
4302 (warn_about_goto): New static function.
4303 (lookup_label_for_goto): New function.
4304 (declare_label): Call bind_label rather than bind.
4305 (check_earlier_gotos): New static function.
4306 (define_label): Don't give errors about jumping into statement
4307 expressions or scopes of variably modified types. Call
4308 set_spot_bindings and check_earlier_gotos. Call bind_label
4309 instead of bind. Don't set label_context_stack_se or
4310 label_context_stack_vm.
4311 (c_get_switch_bindings): New function.
4312 (c_release_switch_bindings): New function.
4313 (c_check_switch_jump_warnings): New function.
4314 (start_function): Don't set label_context_stack_se or
4315 label_context_stack_vm.
4316 (finish_function): Likewise.
4317 * c-typeck.c (label_context_stack_se): Don't define.
4318 (label_context_stack_vm): Don't define.
4319 (c_finish_goto_label): Call lookup_label_for_goto rather than
4320 lookup_label. Don't give errors about jumping into a statement
4321 expression or the scope of a variably modified type. Don't set
4322 label_context_stack_se or label_context_stack_vm.
4323 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
4324 fields. Add bindings field.
4325 (c_start_case): Don't set deleted fields. Set bindings field.
4326 (do_case): Rework order of tests. Don't check blocked_stmt_expr
4327 or blocked_vm. Call c_check_switch_jump_warnings.
4328 (c_finish_case): Don't test blocked_stmt_expr field. Call
4329 c_release_switch_bindings.
4330 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
4331 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4332 set label_context_stack_se. Call c_bindings_start_stmt_expr.
4333 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
4334 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4335 set label_context_stack_se. Call c_bindings_end_stmt_expr.
4336 (c_begin_vm_scope, c_end_vm_scope): Don't define.
4337 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
4338 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
4339 (C_DECL_UNJUMPABLE_VM): Don't define.
4340 (C_DECL_UNDEFINABLE_VM): Don't define.
4341 (struct c_label_list): Don't define.
4342 (struct c_label_context_se): Don't define.
4343 (struct c_label_context_vm): Don't define.
4344 (struct c_spot_bindings): Declare.
4345 (c_bindings_start_stmt_expr): Declare.
4346 (c_bindings_end_stmt_expr): Declare.
4347 (lookup_label_for_goto): Declare.
4348 (c_get_switch_bindings, c_release_switch_bindings): Declare.
4349 (c_check_switch_jump_warnings): Declare.
4350 (label_context_stack_se, label_context_stack_vm): Don't declare.
4351 (c_finish_goto_label): Update declaration.
4352 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
4353 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
4354 (Warning Options): Document -Wjump-misses-init.
4356 2009-06-15 Jakub Jelinek <jakub@redhat.com>
4358 * tree-object-size.c (addr_object_size): Fix a pasto in the last
4361 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4363 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
4365 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4367 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
4369 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4371 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
4373 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4375 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
4376 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
4377 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
4378 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
4379 * dwarf2asm.c (dw2_force_const_mem): Update call to
4381 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
4382 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
4383 * langhooks.c (lhd_comdat_group): Remove.
4384 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
4385 * tree.h (DECL_COMDAT_GROUP): New.
4386 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
4387 (tree_decl_with_vis): Add comdat_group. Remove one_only.
4388 (make_decl_one_only): Change signature.
4389 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
4391 (make_decl_one_only): Change signature.
4392 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
4394 2009-06-15 Richard Guenther <rguenther@suse.de>
4397 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
4399 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4401 * tree-ssa-math-opts.c: Remove extra divide.
4403 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4405 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
4407 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4409 * passes.c: Add bswap pass.
4410 * tree-pass.h: Add pass_optimize_bswap declaration.
4411 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
4412 Include rtl.h, expr.h and optabs.h for optab_handler check.
4413 (struct symbolic_number, pass_optimize_bswap): New definition.
4414 (do_shift_rotate, verify_symbolic_number_p): New functions.
4415 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
4416 (gate_optimize_bswap): New function.
4417 * tree.c (widest_int_cst_value): New function.
4418 * tree.h (widest_int_cst_value): Prototype added.
4420 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
4422 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
4423 REG_EQUAL/REG_EQUIV notes.
4425 2009-06-14 Richard Guenther <rguenther@suse.de>
4428 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
4429 has its address taken if NRV was applied and it is addressable.
4430 * tree-ssa-structalias.c (get_constraint_for_address_of): New
4431 function split out from ...
4432 (get_constraint_for_1): ... here.
4433 (handle_rhs_call): Use it to mark the return slot escaped if
4434 it is addressable and NRV was applied.
4436 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4438 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
4439 Change first argument type to location_t.
4440 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
4441 Do not set input_location.
4442 Use loc instead of input_location throughout.
4444 2009-06-13 Richard Guenther <rguenther@suse.de>
4446 PR tree-optimization/40421
4447 * tree-predcom.c (should_unroll_loop_p): Remove.
4448 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
4450 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4452 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4453 Add location argument.
4455 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4457 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
4459 * config/s390/s390.c (s390_build_builtin_va_list): Same.
4460 (s390_gimplify_va_arg): Pass location to create_artificial_label.
4461 * config/spu/spu-protos.h: Add location to
4462 spu_resolve_overloaded_builtin.
4463 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
4464 spu_build_builtin_va_list.
4465 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
4466 argument. Pass location to build_function_call_vec.
4467 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
4469 (emit_fpu_switch): Same.
4470 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
4471 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
4472 to build_decl and create_artificial_label.
4473 (xtensa_gimplify_va_arg_expr): Same.
4474 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
4475 (xstormy16_gimplify_va_arg_expr): Same.
4476 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
4477 * config/arm/arm.c (arm_build_builtin_va_list): Same.
4478 * config/mips/mips.c (mips_build_builtin_va_list): Same.
4479 (mips16_build_function_stub): Same.
4480 (mips16_build_call_stub): Same.
4482 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
4485 * arm/constraints.md (Pa, Pb): New constraints.
4486 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
4487 split pattern to deal with them.
4489 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
4491 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
4492 fix index entry for -Xpreprocessor.
4494 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4496 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4497 Add location argument to build_decl call.
4498 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4499 (rs6000_init_builtins): Same.
4500 (spe_init_builtins): Same.
4501 (rs6000_gimplify_va_arg): Add location argument to
4502 create_artificial_label call.
4504 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4506 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4507 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4508 * Makefile.in: Fix GGC dependency for gcse.o.
4510 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4512 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4513 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4514 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4516 * c-parser.c (c_parser_binary_expression): Use current column while
4517 building binary operations.
4518 * common.opt (fshow-column): Enable by default.
4519 * tree-vrp.c (check_array_ref): Use warning_at.
4520 (check_array_bounds): Use location from call back if expr has no
4522 * tree.h: Add location argument to maybe_fold_*.
4523 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4524 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4525 (maybe_fold_offset_to_component_ref): Same.
4526 (maybe_fold_offset_to_reference): Same.
4527 (maybe_fold_offset_to_address): Same.
4528 (maybe_fold_stmt_indirect): Same.
4529 (maybe_fold_stmt_addition): Same.
4530 (fold_stmt_r): Pass location to maybe_fold_*.
4531 (fold_gimple_assign): Same.
4532 * c-tree.h: Add location argument to finish_decl,
4533 default_function_array_conversion, store_init_value.
4534 * c-decl.c (define_label): Use error_at.
4535 (c_make_fname_decl): Pass location to finish_decl.
4536 (finish_decl): New location argument.
4537 (build_compound_literal): Pass location to store_init_value.
4538 (grokdeclarator): Pass location to finish_decl.
4540 * c-typeck.c (array_to_pointer_conversion): New location argument.
4541 (function_to_pointer_conversion): Same.
4542 (default_function_array_conversion): Same.
4543 (parser_build_unary_op): Pass location to overflow_warning.
4544 (parser_build_binary_op): Same. Use warning_at.
4545 (build_unary_op): Pass location to array_to_pointer_conversion.
4546 (build_c_cast): Pass location to digest_init.
4547 (build_modify_expr): New location argument.
4548 (convert_for_assignment): Same.
4549 (store_init_value): Same.
4550 (digest_init): Same.
4551 (output_init_element): Pass location to digest_init and
4552 array_to_pointer_conversion.
4553 (c_finish_return): Pass location to convert_for_assignment.
4554 * gimplify.c (gimplify_conversion): Pass location to
4555 maybe_fold_offset_to_address.
4556 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4557 to maybe_fold_stmt_addition.
4558 * c-omp.c (c_finish_omp_atomic): Pass new location to
4560 (c_finish_omp_for): Same.
4561 * c-common.c (overflow_warning): New argument.
4562 * c-common.h: New argument to build_modify_expr, overflow_warning.
4563 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4565 (c_parser_initializer): Pass location to
4566 default_function_array_conversion.
4567 (c_parser_initelt): Same.
4568 (c_parser_initval): Same.
4569 (c_parser_asm_operands): Same.
4570 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4571 (c_parser_conditional_expression): Same.
4572 (c_parser_binary_expression): Add location info to stack. Use it.
4573 (c_parser_unary_expression): Pass location to
4574 default_function_array_conversion, parser_build_unary_op,
4575 build_indirect_ref, c_parser_postfix_expression_after_primary.
4576 (c_parser_postfix_expression_after_primary): New location argument.
4578 (c_parser_expression_conv): Pass location to
4579 default_function_array_conversion.
4580 (c_parser_expr_list): Same.
4581 (c_parser_omp_atomic): Same.
4582 (c_parser_omp_for_loop): Same.
4583 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4584 (build_array_declarator): New argument.
4585 * c-decl.c (build_array_declarator): Add location argument.
4586 (grokdeclarator): Set id_loc for cdk_array.
4587 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4588 build_array_declarator.
4589 * tree.c (build_omp_clause): Add location argument.
4590 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4591 (OMP_CLAUSE_LOCATION): New macro.
4592 (struct tree_omp_clause): Add location field.
4593 (build_omp_clause): Add argument.
4594 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4595 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4597 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4598 (cp_parser_omp_clause_collapse): Same.
4599 (cp_parser_omp_clause_default): Same.
4600 (cp_parser_omp_clause_if): Same.
4601 (cp_parser_omp_clause_nowait): Same.
4602 (cp_parser_omp_clause_num_threads): Same.
4603 (cp_parser_omp_clause_ordered): Same.
4604 (cp_parser_omp_clause_schedule): Same.
4605 (cp_parser_omp_clause_untied): Same.
4606 (cp_parser_omp_for_loop): Same.
4607 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4608 * c-tree.h (c_start_case): Add location argument.
4609 (c_process_expr_stmt): Same.
4610 (c_finish_goto_*): Same.
4611 * tree-parloops.c (initialize_reductions): Pass location to
4613 (create_parallel_loop): Same.
4614 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4615 (gfc_trans_omp_reduction_list): Same.
4616 (gfc_trans_omp_clauses): Same.
4617 (gfc_trans_omp_do): Same.
4618 * c-typeck.c (c_finish_goto_label): Same.
4619 (c_finish_goto_ptr): New location argument.
4620 (c_start_case): Same.
4621 (emit_side_effect_warnings): Same.
4622 (c_process_expr_stmt): Same.
4623 (c_finish_stmt_expr): Same.
4624 (c_finish_omp_clauses): Use error_at instead of error.
4625 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4627 * c-omp.c (c_split_parallel_clauses): New location argument.
4628 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4629 to build_omp_clause.
4630 (convert_local_reference_stmt): Same.
4631 (convert_gimple_call): Same.
4632 * c-common.h (c_split_parallel_clauses): New argument.
4633 * c-parser.c (c_parser_statement_after_labels): Pass location to
4634 c_finish_goto_label.
4635 (c_parser_switch_statement): Pass location to c_start_case.
4636 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4637 and c_process_expr_stmt.
4638 (c_parser_omp_variable_list): Add location argument.
4639 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4640 (c_parser_omp_clause_default): Same.
4641 (c_parser_omp_clause_if): Same.
4642 (c_parser_omp_clause_num_threads): Same.
4643 (-c_parser_omp_clause_ordered): Same.
4644 (c_parser_omp_clause_reduction): Pass location to
4645 c_parser_omp_variable_list.
4646 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4647 (c_parser_omp_clause_untied): Same.
4648 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4649 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4651 * c-tree.h (check_for_loop_decls, undeclared_variable,
4652 build_component_ref, build_array_ref, build_external_ref,
4653 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4654 build_conditional_expr, build_compound_expr, c_cast_expr,
4655 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4656 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4658 * c-semantics.c (build_stmt): Same.
4659 (build_case_label): Same.
4660 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4661 (undeclared_variable): New argument.
4663 (lookup_label): Pass location on down.
4664 (define_label): Same.
4665 (finish_decl): Same.
4666 (build_compound_literal): Same.
4667 (finish_struct): Same.
4668 (finish_function): Do not set location here.
4669 (check_for_loop_decls): New argument.
4670 * tree.c (save_expr): Set location.
4671 (build_empty_stmt): New argument.
4672 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4673 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4674 * builtins.c (gimplify_va_arg_expr): Use locations.
4675 (expand_builtin_sync_operation): Same.
4676 * c-typeck.c (build_component_ref): New argument.
4677 (build_array_ref): Same.
4678 (build_external_ref): Same.
4679 (c_expr_sizeof_expr): Same.
4680 (c_expr_sizeof_type): Same.
4681 (parser_build_unary_op): Same.
4682 (build_conditional_expr): Same.
4683 (build_compound_expr): Pass location on down.
4684 (build_compound_expr): New argument.
4685 (build_c_cast): Same.
4686 (c_cast_expr): Same.
4687 (build_asm_expr): Same.
4688 (c_finish_return): Same.
4689 (c_process_expr_stmt): Pass location on down.
4690 (c_finish_stmt_expr): New argument.
4691 (push_clenaup): Same.
4692 (c_finish_omp_parallel): Same.
4693 (c_finish_omp_task): Same.
4694 * gimplify.c (gimplify_call_expr): Pass location on down.
4695 * c-omp.c (c_finish_omp_master): New argument.
4696 (c_finish_omp_critical): Same.
4697 (c_finish_omp_ordered): Same.
4698 (c_finish_omp_barrier): Same.
4699 (-c_finish_omp_taskwait): Same.
4700 (c_finish_omp_atomic): Same.
4701 (c_finish_omp_flush): Same.
4702 * tree-inline.c (copy_tree_body_r): Pass location on down.
4703 (inline_forbidden_p): Remove use of input_location.
4704 * c-gimplify.c (c_build_bind_expr): New argument.
4705 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4706 (c_sizeof_or_alignof_type): New argument.
4707 (c_alignof_expr): Same.
4708 (build_va_arg): Same.
4709 (c_add_case_label): Same.
4710 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4711 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4712 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4713 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4714 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4715 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4717 * stub-objc.c (objc_build_selector_expr): Same.
4718 (objc_build_throw_stmt): Same.
4719 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4720 (c_parser_initelt): Same.
4721 (c_parser_compound_statement): Same.
4722 (c_parser_compound_statement_nostart): Same.
4723 (c_parser_label): Same.
4724 (c_parser_statement_after_labels): Same.
4725 (c_parser_if_body): Same.
4726 (c_parser_else_body): Same.
4727 (c_parser_if_statement): Same.
4728 (c_parser_switch_statement): Same.
4729 (c_parser_while_statement): Same.
4730 (c_parser_do_statement): Same.
4731 (c_parser_for_statement): Same.
4732 (c_parser_asm_statement): Same.
4733 (c_parser_conditional_expression): Same.
4734 (c_parser_binary_expression): Same.
4735 (c_parser_cast_expression): Same.
4736 (c_parser_unary_expression): Same.
4737 (c_parser_sizeof_expression): Same.
4738 (c_parser_alignof_expression): Same.
4739 (c_parser_postfix_expression): Same.
4740 (c_parser_expression): Same.
4741 (c_parser_objc_receiver): Same.
4742 (c_parser_omp_variable_list): Same.
4743 (c_parser_omp_structured_block): Same.
4744 (c_parser_omp_atomic): New argument.
4745 (c_parser_omp_barrier): Same.
4746 (c_parser_omp_critical): Same.
4747 (c_parser_omp_flush): Pass location on down.
4748 (c_parser_omp_for_loop): New argument.
4749 (c_parser_omp_for): Same.
4750 (c_parser_omp_master): Same.
4751 (c_parser_omp_ordered): Same.
4752 (c_parser_omp_sections_scope): Same.
4753 (c_parser_omp_sections): Same.
4754 (c_parser_omp_parallel): Same.
4755 (c_parser_omp_single): Same.
4756 (c_parser_omp_task): Same.
4757 (c_parser_omp_taskwait): Pass location on down.
4758 (c_parser_omp_construct): Same.
4759 (c_parser_omp_threadprivate): Same.
4760 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4761 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4762 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4763 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4764 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4765 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4766 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4767 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4768 config/i386/i386.c, stmt.c:
4769 Add location argument to the following function definitions and/or
4770 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4771 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4772 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4773 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4774 do_case, c_finish_bc_stmt, build_compound_literal,
4775 build_function_call.
4776 * c-decl.c (build_compound_literal): Add location argument.
4777 Make all diagnostic calls use location.
4778 (start_struct): Same.
4779 (finish_struct): Same.
4781 (build_enumerator): Same.
4782 (start_function): Same.
4783 (grokdeclarator): Make all diagnostic calls use location.
4784 (store_parm_decls_oldstyle): Same.
4785 * c-typeck.c (build_function_call): Add location argument.
4786 Make all diagnostic calls use location.
4788 (c_finish_bc_stmt): Same.
4789 * tree-nested.c (get_trampoline_type): Add argument.
4790 Pass location to build_decl.
4791 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4792 * rtl.h (RTL_LOCATION): New.
4793 * c-common.c (c_add_case_label): Add location argument.
4794 Make all diagnostic calls use location.
4795 * c-common.h: Add location argument to make_fname_decl, do_case,
4796 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4797 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4798 Set it appropriately for every case. Pass enum_loc to start_enum
4799 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4801 (c_parser_struct_or_union_specifier): Save location. Use it for
4802 start_struct, finish_struct, and parser_xref_tag.
4804 2009-06-12 Ian Lance Taylor <iant@google.com>
4806 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4808 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4809 cpp_opts->warn_cxx_operator_names.
4811 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4814 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4815 is returns NULL and OP is a VCE, look through the VCE.
4817 2009-06-12 Ian Lance Taylor <iant@google.com>
4820 * collect2.c (main): Use CONST_CAST2 in code inside #if
4821 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4823 2009-06-12 Joey Ye <joey.ye@intel.com>
4826 * cfgexpand.c (get_decl_align_unit): Update
4827 max_used_stack_slot_alignment with align instead of
4828 stack_alignment_needed.
4830 * function.c (assign_stack_local_1): Update
4831 max_used_stack_slot_alignment with alignment_in_bits instead
4832 of stack_alignment_needed.
4833 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4836 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4838 * dwarf2out.c (last_var_location_insn): New variable.
4839 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4840 (dwarf2out_var_location): Don't record anything after last real
4841 insn. Only change labels if there were any real instructions
4842 in between last note and this one, or if changed sections.
4844 2009-06-11 Richard Henderson <rth@redhat.com>
4846 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4847 note when storing the frame pointer in a register.
4848 (FRP): Don't redefine to nothing for epilogue.
4849 (alpha_expand_epilogue): Mark register and sp restores.
4850 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4852 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4853 when gen_lowpart is needed.
4855 2009-06-11 Richard Henderson <rth@redhat.com>
4857 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4859 * dwarf2out.c (need_data_align_sf_opcode): New.
4860 (div_data_align): Move earlier.
4861 (def_cfa_1, reg_save): Use it.
4863 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4865 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4866 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4867 (ix86_handle_option): Handle OPT_mcrc32.
4868 (ix86_target_string): Add -mcrc32.
4869 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4871 * config/i386/i386.h (TARGET_CRC32): New.
4873 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4874 (sse4_2_crc32di): Likewise.
4876 * config/i386/i386.opt (mcrc32): New.
4878 * doc/invoke.texi: Document -mcrc32.
4880 2009-06-11 Richard Henderson <rth@redhat.com>
4882 * common.opt (gdwarf-): Accept a version number.
4883 * doc/invoke.texi (gdwarf-): Update docs.
4884 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4885 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4886 version level, and record it.
4888 * dwarf2.h (DW_CIE_VERSION): Remove.
4889 * dwarf2out.c (DWARF_VERSION): Remove.
4890 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4891 (output_call_frame_info): Use CIE version 3 for dwarf3,
4892 or if the return register column is out of range for version 1.
4893 (dwarf_stack_op_name): Add all dwarf3 values.
4894 (DEBUG_PUBTYPES_SECTION): New.
4895 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4896 encoding change for dwarf3.
4897 (output_die) [dw_val_class_die_ref]: Likewise.
4898 (output_compilation_unit_header): Emit correct version for dwarf3.
4899 (output_line_info): Likewise.
4900 (output_pubnames): Update for DWARF_VERSION removal.
4901 (output_aranges): Likewise.
4902 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4903 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4904 (dwarf2out_finish): Likewise.
4906 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4908 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4911 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4914 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4915 * builtins.c (expand_builtin_unreachable): New function.
4916 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4917 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4918 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4920 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4921 searching for missing barriers.
4923 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4925 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4926 when -fprofile-generate* was passed.
4927 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4929 2009-06-11 Anthony Green <green@moxielogic.com>
4931 * config/moxie/moxie.md: Define length attribute for all instructions.
4933 (*b<cond:code>): Support limited branch ranges for new PC-relative
4934 branch instructions.
4935 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4937 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4939 * config/i386/i386.c (min_insn_size): Use get_attr_length
4940 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4943 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4944 instead of emit_insn_before.
4946 2009-06-10 Ian Lance Taylor <iant@google.com>
4949 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4952 2009-06-10 Revital Eres <eres@il.ibm.com>
4954 * passes.c (init_optimization_passes): Reschedule
4955 predictive-commoning pass before complete unroll pass.
4957 2009-06-10 Martin Jambor <mjambor@suse.cz>
4959 * cgraph.c (cgraph_node_can_be_local_p): New function.
4960 (cgraph_make_node_local): New function.
4961 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4962 (cgraph_make_node_local): Declare.
4964 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4966 * tree.h (tree_base): Add packed_flag and user_align fields.
4967 Decrease size of spare field.
4968 (TYPE_USER_ALIGN): Use user_align from tree_base.
4969 (DECL_USER_ALIGN): Likewise.
4970 (TYPE_PACKED): Use packed_flag from tree_base.
4971 (DECL_PACKED): Likewise.
4972 (tree_type): Delete packed_flag and user_align fields. Widen
4973 precision field. Widen mode field and shuffle fields to align
4974 mode on an 8-bit boundary.
4975 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4976 Renumber decl_flag_* fields. Fix comments. Widen
4977 decl_common_unused field.
4978 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4979 (DECL_EXTERNAL): Likewise.
4980 (DECL_BIT_FIELD): Likewise.
4981 (DECL_NONADDRESSABLE_P): Likewise.
4982 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4983 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4985 2009-06-10 Ian Lance Taylor <iant@google.com>
4987 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4988 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4989 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4990 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4991 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4992 DEF_VEC_ALLOC_FUNC_P.
4993 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4994 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4995 DEF_VEC_ALLOC_FUNC_O.
4996 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4997 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4998 DEF_VEC_ALLOC_FUNC_I.
4999 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
5000 (vec_stack_p_reserve_exact_1): Declare.
5001 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
5002 (vec_stack_free): Declare.
5003 (VEC_stack_alloc): Define.
5004 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
5005 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
5006 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
5007 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
5009 (stack_vecs): New static variable.
5010 (vec_stack_p_reserve_exact_1): New function.
5011 (vec_stack_o_reserve_1): New static function.
5012 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
5013 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
5014 (vec_stack_free): New function.
5015 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
5016 (VEC_df_ref_stack_alloc): Define.
5017 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
5018 DEF_VEC_ALLOC_P_STACK.
5019 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
5020 (struct df_collection_rec): Change _vec fields to VEC. Remove
5022 (df_free_collection_rec): Adjust for new fields.
5023 (df_insn_rescan): Use new df_collection_rec fields.
5024 (df_notes_rescan, df_canonize_collection_rec): Likewise.
5025 (df_ref_create_structure, df_ref_record): Likewise.
5026 (df_get_conditional_uses, df_get_call_refs): Likewise.
5027 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
5028 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
5029 (df_record_exit_block_uses, df_bb_verify): Likewise.
5030 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
5031 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
5032 Remove count parameter. Change return type to void. Change all
5034 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
5035 Remove count parameter. Change return type to void. Change all
5037 (df_install_refs): Change old_vec parameter to VEC. Remove count
5038 parameter. Change all callers.
5039 (df_install_mws): Change old_vec parameter to VEC. Remove count
5040 parameter. Change all callers.
5041 (df_refs_verify): Change new_rec parameter to VEC. Change call
5043 (df_mws_verify): Likewise.
5045 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
5047 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
5049 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
5051 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
5053 2009-06-10 Anthony Green <green@moxielogic.com>
5055 * config/moxie/crti.asm: New file.
5056 * config/moxie/crtn.asm: New file.
5057 * config/moxie/moxie.c: New file.
5058 * config/moxie/moxie.h: New file.
5059 * config/moxie/sfp-machine.h: New file.
5060 * config/moxie/moxie-protos.h: New file.
5061 * config/moxie/t-moxie: Created.
5062 * config/moxie/t-moxie-softfp: Created.
5063 * config/moxie/moxie.md: Created.
5064 * config/moxie/constraints.md: Created.
5065 * config.gcc: Add moxie support.
5066 * doc/md.texi (Machine Constraints): Add moxie constraints.
5067 * doc/contrib.texi (Contributors): Mention moxie port.
5068 * doc/install.texi (Specific): Mention the moxie port.
5070 2009-06-09 Ian Lance Taylor <iant@google.com>
5072 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
5074 * optabs.c (optab_table): Only use designated initializers if
5075 HAVE_DESIGNATED_INITIALIZERS is defined.
5076 (convert_optab_table): Likewise.
5077 (init_optabs): Always call init_insn_codes if
5078 HAVE_DESIGNATED_INITIALIZERS is not defined.
5080 2009-06-09 Ian Lance Taylor <iant@google.com>
5082 * targhooks.c (default_builtin_vectorized_function): Change fn
5083 parameter to unsigned int.
5084 (default_builtin_vectorized_conversion): Change code parameter to
5086 (default_builtin_reciprocal): Change fn parameter to unsigned int.
5087 * targhooks.h: Update declarations.
5088 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
5089 parameter to unsigned int.
5091 * c-typeck.c (comptypes_check_enum_int): New static function.
5092 (comptypes_internal): Add enum_and_int_p parameter. Change all
5094 (comp_target_types): Add location parameter. Change all callers.
5095 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
5097 (function_types_compatible_p, type_lists_compatible_p): Likewise.
5098 (build_conditional_expr): Add colon_loc parameter. Change all
5100 (convert_for_assignment): Add location parameter. Change all callers.
5101 * c-parser.c (c_parser_conditional_expression): Pass location of
5102 colon to build_conditional_expr.
5103 * c-tree.h (build_conditional_expr): Update declaration.
5105 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5107 * graphite.c: Revert previous patch.
5109 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5112 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5114 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
5116 * tree-ssa-loop-prefetch.c
5117 (loop_prefetch_arrays): Fixed a portability problem in printf format
5120 2009-06-09 Martin Jambor <mjambor@suse.cz>
5122 PR tree-optimization/40351
5123 * tree-sra.c (propagate_subacesses_accross_link): Check that a
5124 refrence to a potential artifical subaccess can be constructed.
5126 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5128 * config/sh/sh-protos.h (sh_optimization_options): Declare.
5129 (sh_override_options): Likewise.
5130 * config/sh/sh.c: Include params.h.
5131 (sh_optimization_options): New.
5132 (sh_override_options): Likewise.
5133 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
5134 (OVERRIDE_OPTIONS): Use sh_override_options.
5136 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5138 * dwarf2out.c (emit_cfa_remember): New variable.
5139 (add_fde_cfi): If emit_cfa_remember, recurse to add
5140 DW_CFA_remember_state first.
5141 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
5142 instead just set emit_cfa_remember.
5144 2009-06-08 Jan Hubicka <jh@suse.cz>
5147 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
5149 2009-06-08 Jan Hubicka <jh@suse.cz>
5152 * cgraphunit.c (save_inline_function_body): Do not copy transform
5153 hooks for saved inline bodies.
5154 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
5157 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
5159 * jump.c (returnjump_p): Handle delayed branches. Add missing
5162 2009-06-08 Jan Hubicka <jh@suse.cz>
5165 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
5166 original node might've been modified.
5167 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
5169 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5171 * tree-object-size.c (addr_object_size): Add OSI argument.
5172 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
5173 (compute_builtin_object_size, expr_object_size): Adjust callers.
5174 (plus_stmt_object_size): Call addr_object_size instead of
5175 compute_builtin_object_size.
5177 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
5178 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5180 * tree-ssa-loop-prefetch.c
5181 (gather_memory_references): Introduced a counter for the number of
5183 (anything_to_prefetch_p): Introduced a counter for the number of
5185 (is_loop_prefetching_profitable): New function with a cost model
5187 (loop_prefetch_arrays): Use the new cost model to determine if
5188 prefetching is profitable.
5189 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
5190 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5191 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
5192 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5193 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
5194 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5196 2009-06-08 Michael Matz <matz@suse.de>
5199 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
5200 partitions use the same.
5201 (expand_one_var): Deal with DECL_RTL sometimes begin set also
5202 for basevars of SSA_NAMEs.
5203 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
5204 to not expand them twice.
5205 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
5208 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
5210 * common.opt (fcompare-debug=, fcompare-debug-second): New.
5211 (fdump-final-insns=, gtoggle): New.
5212 * doc/invoke.texi: Document them.
5213 * final.c (rest_of_clean_state): Dump final insn stream.
5214 * gcc.c (invoke_as): Hook in -fcompare-debug.
5215 (static_spec_functions): Add compare-debug-dump-opt,
5216 compare-debug-self-opt and compare-debug-auxbase-opt.
5217 (compare_debug, compare_debug_second, compare_debug_opt): New.
5218 (switches_debug_check, n_switches_debug_check): New.
5219 (debug_auxbase_opt, debug_check_temp_file): New.
5220 (process_command): Handle -fno-compare-debug, -fcompare-debug and
5222 (do_self_spec): Handle arguments after switches.
5223 (do_spec_1): Add .gk extension to temp file basenames for compare.
5224 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
5225 (cc1_options): Use it instead of normal auxbase computation for
5226 the second compare-debug compilation.
5227 (compare_files): New.
5228 (main): Set up and implement compare debug mode.
5229 (compare_debug_dump_opt_spec_function): New.
5230 (compare_debug_self_opt_spec_function): New.
5231 (compare_debug_auxbase_opt_spec_function): New.
5232 * toplev.c (process_options): Handle flag_gtoggle,
5233 flag_dump_final_insns.
5234 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
5235 during -fcompare-debug-second compilation.
5237 2009-06-07 Ian Lance Taylor <iant@google.com>
5239 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
5240 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
5242 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
5243 with no default node. Change warning with %H to warning_at.
5244 Don't clear warn_switch around case checking.
5245 * doc/invoke.texi (Warning Options): Clarify distinction between
5246 -Wswitch and -Wswitch-enum.
5248 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5250 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
5252 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5254 * gbl-ctors.h: Add header guard.
5256 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5258 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
5259 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
5260 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
5261 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
5262 prototypes for removed functions.
5263 (expressions_equal_p): Move to ...
5264 * tree-ssa-sccvn.h: ... here and ...
5265 * matrix-reorg.c: ... adjust includes.
5267 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5269 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
5271 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5273 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
5274 (finish_function): Remove erroneous whitespace.
5276 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5278 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
5279 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
5281 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5283 * errors.c (internal_error): Commentary typo fix.
5284 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
5285 * tree-ssa-pre.c: Ditto.
5287 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5289 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
5290 them is supposed to hold actual statements.
5292 2009-06-06 Ian Lance Taylor <iant@google.com>
5294 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
5295 empty statements can now have attributes.
5297 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
5299 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
5300 * config/mips/mips.md: Ditto.
5302 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5304 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
5306 (__eabi_uconvert): Likewise.
5308 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5310 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
5311 CFI_* definitions with IN_GCC.
5313 2009-06-05 David Edelsohn <edelsohn@gnu.org>
5315 * xcoffout.h (xcoffout_source_line): Update prototype.
5317 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5319 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
5320 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
5322 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5325 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
5326 inlined_function_outer_scope_p blocks for artificial inlines
5328 * tree.c (tree_nonartificial_location): Rewrite using
5329 block_nonartificial_location.
5331 2009-06-05 Revital Eres <eres@il.ibm.com>
5332 Leehod Baruch <leehod@il.ibm.com>
5334 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
5335 (expand_expr_real_1): Remove comment.
5336 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5337 Vectorize misaligned access when the target supports it.
5338 (vect_supportable_dr_alignment): Check for unaligned access support.
5339 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
5342 2009-06-05 Julian Brown <julian@codesourcery.com>
5344 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
5345 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
5347 2009-06-05 Richard Guenther <rguenther@suse.de>
5350 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
5353 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5355 * config/s390/s390.c (global_not_special_regno_p): New static inline.
5356 (save_gprs): Don't tell unwinder when a global register is saved.
5357 (s390_emit_epilogue): Emit needed epilogue unwind info.
5359 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5361 * dwarf2out.c (deferred_asm_name): New.
5362 (add_name_and_src_coords_attributes): Defer creation of
5363 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
5365 (move_linkage_attr): New.
5366 (dwarf2out_finish): Revisit deferrals and emit attributes at the
5369 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5371 * tree-nested.c (finalize_nesting_tree_1): Declare the
5372 frame_decl in the binding tree.
5374 2009-06-04 Cary Coutant <ccoutant@google.com>
5376 * basic-block.h (struct basic_block_def): Add discriminator field.
5377 * dbxout.c (dbxout_source_line): Add new parameter. Change all
5379 * debug.c (do_nothing_debug_hooks): Add additional entry.
5380 (debug_nothing_int_charstar_int): New function.
5381 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
5382 (debug_nothing_int_charstar_int): New declaration.
5383 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
5384 discriminator value in .loc directive.
5385 * final.c (last_discriminator): New variable.
5386 (discriminator): New variable.
5387 (final_start_function): Initialize above variables, pass current
5388 discriminator to debug hook.
5389 (notice_source_line): Check for discriminator change.
5390 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
5391 * sdbout.c (sdbout_source_line): New parameter.
5392 * tree-cfg.c (struct locus_discrim_map): New structure type.
5393 (discriminator_per_locus): New hash table.
5394 (build_gimple_cfg): Allocate and free discriminator hash table.
5395 (make_edges): Call assign_discriminator.
5396 (locus_map_hash): New function.
5397 (locus_map_eq): New function.
5398 (next_discriminator_for_locus): New function.
5399 (same_line_p): New function.
5400 (assign_discriminator): New function.
5401 (make_cond_expr_edges): Call assign_discriminator.
5402 (make_gimple_switch_edges): Likewise.
5403 (first_non_label_stmt): New function.
5404 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
5406 * xcoffout.c (xcoffout_source_line): Add new parameter.
5408 * configure.ac (gcc_cv_as_discriminator): New configury check for
5409 gas support for discriminator.
5410 * configure: Regenerate.
5411 * config.in: Regenerate.
5413 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5415 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
5416 val after checking for integers.
5418 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
5420 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
5422 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
5423 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
5424 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
5425 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
5426 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
5427 X64_SSE_REGPARM_MAX.
5428 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
5429 X64_SSE_REGPARM_MAX.
5431 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5433 * gcc.c (report_times_to_file): New.
5434 (execute): Implement it.
5435 (process_command): Support -time=.
5436 * doc/invoke.texi: Document it.
5438 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5440 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
5441 that have value exprs.
5443 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5445 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
5446 declarations for constants until...
5447 (dw2_output_indirect_constant_1): ... this point.
5449 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
5452 * arm.md (arm_addsi3): Don't try to split an add with an
5453 eliminable register until after reload has completed.
5455 2009-06-03 Ian Lance Taylor <iant@google.com>
5457 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
5458 * genattrtab.c (write_length_unit_log): Likewise.
5459 * genchecksum.c (dosum): Likewise.
5460 * gengtype.c (write_rtx_next): Likewise.
5461 (finish_root_table, write_roots): Likewise.
5462 * gimple.c (gimple_ops_offset_): Likewise.
5463 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
5464 * config/arc/arc.c (arc_attribute_table): Likewise.
5465 * config/arm/arm.c (arm_attribute_table): Likewise.
5466 * config/avr/avr.c (avr_attribute_table): Likewise.
5467 * config/crx/crx.c (crx_attribute_table): Likewise.
5468 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
5469 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
5470 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
5471 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
5472 * config/sh/sh.c (sh_attribute_table): Likewise.
5473 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
5474 * config/spu/spu.c (spu_attribute_table): Likewise.
5475 * config/v850/v850.c (v850_attribute_table): Likewise.
5477 * config/alpha/alpha.c (vms_attribute_table): Make static.
5478 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
5479 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
5480 * config/mips/mips.c (mips_attribute_table): Likewise.
5482 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
5484 (cc1-checksum.o): Likewise.
5486 2009-06-03 Steve Ellcey <sje@cup.hp.com>
5488 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
5490 2009-06-03 Jakub Jelinek <jakub@redhat.com>
5492 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5493 insn if it is changing sp. Use gen_add3_insn instead of
5494 conditionally gen_addsi3 and gen_adddi3.
5495 (offset_below_red_zone_p): New static inline function.
5496 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5497 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5498 * config/rs6000/ppc-asm.h: Include auto-host.h.
5499 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5500 CFI_RESTORE): Define.
5501 * config/rs6000/crtresxgpr.asm: Add unwind info.
5502 * config/rs6000/crtresxfpr.asm: Likewise.
5503 * config/rs6000/crtresgpr.asm: Likewise.
5504 * config/rs6000/crtresfpr.asm: Likewise.
5505 * config/rs6000/crtsavgpr.asm: Likewise.
5506 * config/rs6000/crtsavfpr.asm: Likewise.
5508 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5509 argument of DWARF2_FRAME_REG_OUT macros.
5511 2009-06-03 Julian Brown <julian@codesourcery.com>
5513 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5514 words or less (including TImode) in core registers.
5516 2009-06-03 Richard Guenther <rguenther@suse.de>
5519 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5521 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5523 * statistics.c (statistics_counter_event): Do not record event
5524 in pass dump if its number == -1.
5525 (curr_statistics_hash): Add assert that we never get passes
5526 with static number == -1.
5528 2009-06-03 Richard Guenther <rguenther@suse.de>
5529 Andrey Belevantsev <abel@ispras.ru>
5531 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5532 non-BLKmode arrays addressable.
5534 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5536 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5537 * config/m68k/m68k.h: ... here.
5538 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5541 2009-06-03 Martin Jambor <mjambor@suse.cz>
5543 PR tree-optimization/40323
5544 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5547 2009-06-03 Richard Guenther <rguenther@suse.de>
5549 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5552 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5554 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5555 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5556 JUMP_TABLE_DATA_P where applicable.
5557 * config/sh/sh.c: Ditto.
5558 * config/sh/sh.h: Ditto.
5559 * config/sh/sh.md: Ditto.
5560 * config/sh/symbian.c: Ditto.
5562 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5564 * config/i386/driver-i386.c (describe_cache): Optimize
5565 concatenation of strings. Use snprintf instead of sprintf.
5566 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5567 target when not compiling with GCC.
5569 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5571 * config/sh/sh.c: Revert last change.
5572 (sh_expand_epilogue): Emit a blockage insn before the frame
5573 pointer adjustment unconditionally.
5575 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5577 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5578 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5579 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5580 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5581 to COLLECT_GCC_OPTIONS.
5583 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5585 * collect2.c (target_system_root): New variable.
5586 (main): Handle --sysroot=.
5587 (ignore_library): Strip the sysroot from the library path.
5589 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5591 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5592 (collect2.o): Depend on collect2-aix.h.
5593 (collect2-aix.o): New rule.
5594 * collect2-aix.h: New file.
5595 * collect2-aix.c: Likewise.
5596 * collect2.c: Include collect2-aix.h. Don't undefine
5597 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5598 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5599 Use TARGET_AIX_VERSION instead of _AIX51.
5600 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5601 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5602 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5603 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5604 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5606 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5608 * collect2.c (ignore_library): Avoid premature post-increment
5611 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5613 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5614 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5615 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5616 CROSS_DIRECTORY_STRUCTURE too.
5617 (LINK_LIBG_SPEC): Likewise.
5618 (LIB_SPEC): Add %R to sysroot paths.
5619 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5620 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5621 * config/rs6000/aix51.h: As for aix43.h.
5622 * config/rs6000/aix52.h: Likewise.
5623 * config/rs6000/aix53.h: Likewise.
5624 * config/rs6000/aix61.h: Likewise.
5625 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5626 to the beginning of sysroot paths.
5628 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5630 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5631 INSN_LISTs that are out of the REG_NOTE range.
5633 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5635 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5636 (struct var_to_expand): Likewise.
5637 (struct opt_info): Add head and tail for linked lists of the above.
5638 (analyze_insn_to_expand_var): Initialize next.
5639 (analyze_iv_to_split_insn): Likewise.
5640 (analyze_insns_in_loop): Create linked lists.
5641 (allocate_basic_variable): Simplify for use without hash table.
5642 (insert_var_expansion_initialization): Likewise, make it type-safer.
5643 (combine_var_copies_in_loop_exit): Likewise.
5644 (apply_opt_in_copies): Walk lists rather than hash tables.
5645 (release_var_copies): Simplified and inlined by hand into...
5646 (free_opt_info): ... this function.
5648 2009-06-02 Richard Guenther <rguenther@suse.de>
5650 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5653 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5655 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5656 only for builtins that are not overridden.
5658 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5660 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5663 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5665 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5667 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5669 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5671 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5673 * common.opt (fdump-unnumbered-links): New.
5674 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5675 * print-rtl.c (flag_dump_unnumbered_links): New.
5676 (print_rtx): Test it.
5678 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5680 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5681 push/pop multiple to 8-byte alignment.
5683 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5685 * config/i386/i386.c (queued_cfa_restores): New static variable.
5686 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5688 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5689 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5690 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5691 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5692 note unconditionally.
5693 (ix86_emit_restore_regs_using_mov): Likewise.
5694 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5695 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5696 it through to ix86_emit_restore_reg_using_pop.
5697 (ix86_emit_leave): Add RED_OFFSET argument. Call
5698 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5699 instead of adding REG_CFA_OFFSET note unconditionally.
5700 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5701 the above functions. Call ix86_add_queued_cfa_restore_notes when
5704 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5705 force output of the label even for dwarf2out_do_cfi_asm.
5706 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5707 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5708 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5710 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5711 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5712 dwarf2out_cfi_label callers.
5713 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5714 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5715 Adjust dwarf2out_cfi_label callers.
5716 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5718 * config/i386/i386.h (struct machine_cfa_state,
5719 struct machine_function): Guard with ifndef USED_FOR_TARGET
5720 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5723 * emutls.c (__emutls_get_address): Change arr->size to mean number
5724 of allocated arr->data entries instead of # of slots + 1.
5727 * recog.c (peep2_reinit_state): New function.
5728 (peephole2_init_state): Use it at the end of a basic block and also
5729 when seeing a RTX_FRAME_RELATED_P insn.
5731 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5733 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5734 fixuns_truncrfdi2): New.
5735 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5736 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5737 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5738 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5739 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5740 *recip_approx): Remove.
5741 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5742 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5743 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5745 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5748 2009-06-01 Ian Lance Taylor <iant@google.com>
5750 * attribs.c (register_attribute): Use CONST_CAST.
5751 * collect2.c (main): Use CONST_CAST2.
5752 (scan_prog_file): Likewise.
5753 * gcc.c (process_command, main): Likewise.
5754 * toplev.c (toplev_main): Likewise.
5756 * c-typeck.c (handle_warn_cast_qual): New static function,
5757 partially broken out of build_c_cast.
5758 (build_c_cast): Call handle_warn_cast_qual.
5759 * doc/invoke.texi (Warning Options): Document new effect of
5762 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5764 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5765 (diagnostic_report_current_module): Print columns.
5766 * common.opt (flag_show_column): Enable by default.
5768 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5770 * alias.c (find_base_term): Check for NULL term before returning.
5772 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5774 Revert due to PR40320:
5775 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5776 * calls.c (emit_library_call_value_1): Don't force_operand for move
5779 2009-06-01 Olivier Hainque <hainque@adacore.com>
5780 Eric Botcazou <ebotcazou@adacore.com>
5782 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5783 to be processed as a bitfield for constructor output purposes.
5784 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5786 * varasm.c (oc_local_state): New type, output_constructor
5787 local state to support communication with helpers.
5788 (oc_outer_state): New type, output_constructor outer state of
5789 relevance in recursive calls.
5790 (output_constructor_array_range): New output_constructor helper,
5791 extracted code for an array range element.
5792 (output_constructor_regular_field): New output_constructor helper,
5793 extracted code for an element that is not a bitfield.
5794 (output_constructor_bitfield): New output_constructor helper,
5795 extracted code for a bitfield element. Accept an OUTER state
5796 argument for recursive processing. Recurse on record or array
5797 CONSTRUCTOR values, possibly past noop conversions.
5798 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5799 VALUE is a valid constant-valued expression for use in a static
5800 bit-field initializer.
5801 (output_constructor): Rework to use helpers. Accept and honor an
5802 OUTER state argument for recursive calls. Return total size. Be
5803 prepared for nested constructors initializing bitfields.
5804 (output_constant): Feed OUTER in calls to output_constructor.
5806 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5808 * calls.c (emit_library_call_value_1): Don't force_operand for move
5811 2009-06-01 Nick Clifton <nickc@redhat.com>
5813 * doc/invoke.texi (IA-64 Options): Fix typo.
5815 2009-06-01 Ira Rosen <irar@il.ibm.com>
5817 PR tree-optimization/39129
5818 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5820 (vect_do_peeling_for_loop_bound): Use
5821 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5822 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5823 (vect_loop_versioning): Likewise.
5824 (vect_create_cond_for_alias_checks): Fix indentation.
5825 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5827 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5828 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5829 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5830 "control flow in loop".
5831 (vect_estimate_min_profitable_iters): Use
5832 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5833 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5834 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5835 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5836 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5837 statement belongs to a group of strided accesses with the exact code
5839 (vectorizable_load): Likewise.
5840 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5841 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5843 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5845 * config/freebsd-stdint.h: New file.
5846 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5847 Add freebsd-stdint.h to tm_file.
5849 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5851 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5852 (thumb2_extendhidi2): Likewise.
5854 2009-05-31 Ian Lance Taylor <iant@google.com>
5856 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5858 2009-05-31 Ian Lance Taylor <iant@google.com>
5860 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5861 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5862 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5864 2009-05-31 Jason Merrill <jason@redhat.com>
5866 * tree-pretty-print.c (print_call_name): Take the callee, not the
5867 call itself. Make non-static. Use dump_function_name for functions.
5868 (dump_generic_node): Adjust.
5869 * diagnostic.h: Declare print_call_name.
5870 * gimple-pretty-print.c (dump_gimple_call): Use it.
5872 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5874 * config/sh/sh.md (ashldi3_std): New define_expand.
5877 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5880 * config/sh/sh.c: Include debug.h.
5881 (sh_expand_epilogue): Emit a blockage insn before the frame
5882 pointer adjustment also when dwarf2out_do_frame returns true.
5884 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5886 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5887 (thumb2_extendqidi2): New pattern.
5889 2009-05-31 Ira Rosen <irar@il.ibm.com>
5891 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5892 mark phis for renaming.
5893 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5894 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5895 Call mark_sym_for_renaming.
5896 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5897 * tree-vect-loop.c (vect_transform_loop): Remove
5898 vect_memsyms_to_rename initialization and a call to
5899 mark_set_for_renaming.
5901 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5904 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5905 frame related even if !set_cfa && style < 0.
5907 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5909 * config/i386/mingw-tls.c: New file.
5910 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5911 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5912 defining _WIN32 but not __CYGWIN__.
5914 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5916 * configure.ac: Add MPC support.
5918 * config.in, configure: Regenerate.
5920 2009-05-29 Richard Henderson <rth@redhat.com>
5922 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5923 NOTE_INSN_BASIC_BLOCK.
5924 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5925 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5926 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5928 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5930 (add_cfi): Disable check redefining cfa away from drap.
5931 (lookup_cfa_1): Add remember argument; handle remember/restore.
5932 (lookup_cfa): Pass remember argument.
5933 (cfa_remember): New.
5934 (compute_barrier_args_size_1): Remove sibcall check.
5935 (dwarf2out_frame_debug_def_cfa): New.
5936 (dwarf2out_frame_debug_adjust_cfa): New.
5937 (dwarf2out_frame_debug_cfa_offset): New.
5938 (dwarf2out_frame_debug_cfa_register): New.
5939 (dwarf2out_frame_debug_cfa_restore): New.
5940 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5941 (dwarf2out_begin_epilogue): New.
5942 (dwarf2out_frame_debug_restore_state): New.
5943 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5944 DW_CFA_restore_state.
5945 (output_cfi_directive): Likewise.
5946 (convert_cfa_to_fb_loc_list): Likewise.
5947 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5948 * dwarf2out.h: Update.
5949 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5950 (copy_insn_1): Early out for null.
5951 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5952 and dwarf2out_frame_debug_restore_state.
5953 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5954 (prologue_insn_hash, epilogue_insn_hash): New.
5955 (free_after_compilation): Adjust freeing accordingly.
5956 (record_insns): Create hash table if needed; push insns into
5957 hash instead of array.
5958 (maybe_copy_epilogue_insn): New.
5959 (contains): Search hash table instead of array.
5960 (sibcall_epilogue_contains): Remove.
5961 (thread_prologue_and_epilogue_insns): Split eh_return insns
5962 and mark them as epilogues.
5963 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5964 scanning in terms of basic blocks.
5965 * insn-notes.def (CFA_RESTORE_STATE): New.
5966 * jump.c (returnjump_p_1): Accept EH_RETURN.
5967 (eh_returnjump_p_1, eh_returnjump_p): New.
5968 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5969 CFA_REGISTER, CFA_RESTORE): New.
5970 * rtl.def (EH_RETURN): New.
5971 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5973 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5974 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5976 * config/i386/i386.c (gen_push): Update cfa state.
5977 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5978 add a CFA_ADJUST_CFA note.
5979 (ix86_dwarf_handle_frame_unspec): Remove.
5980 (ix86_expand_prologue): Update cfa state.
5981 (ix86_emit_restore_reg_using_pop): New.
5982 (ix86_emit_restore_regs_using_pop): New.
5983 (ix86_emit_leave): New.
5984 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5985 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5986 * config/i386/i386.h (struct machine_cfa_state): New.
5987 (ix86_cfa_state): New.
5988 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5989 (eh_return_internal): Merge from eh_return_<mode>,
5990 use eh_return rtx, split w/ epilogue.
5992 2009-05-29 Ian Lance Taylor <iant@google.com>
5994 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5996 * calls.c (emit_library_call_value_1): Likewise.
5998 * c-typeck.c (c_build_va_arg): New function.
5999 * c-tree.h (c_build_va_arg): Declare.
6000 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
6001 instead of build_va_arg.
6003 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
6005 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
6006 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
6007 (ptr_difference_cost): Use affine combinations to compute it.
6008 (difference_cost): Likewise.
6009 (get_computation_cost_at): Compute more accurate cost for addresses
6010 if the ratio is a multiplier allowed in addresses.
6011 For non-addresses, consider that an additional offset or symbol is
6014 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6016 * config/i386/i386.c (ix86_decompose_address): Avoid useless
6017 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
6019 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
6020 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
6021 (prefix_rex): For UNIT_MMX don't imply the prefix by default
6023 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
6024 to 1 for TYPE_SSE{IADD1,CVT1}.
6025 (prefix_vex_imm8): Removed.
6026 (length_vex): Only pass 1 as second argument to
6027 ix86_attr_length_vex_default if prefix_extra is 0.
6028 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
6029 (length): For prefix vex computation use length_immediate
6030 attribute instead of prefix_vex_imm8.
6031 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
6032 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
6033 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
6034 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
6035 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
6036 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
6037 a space in between the operands.
6038 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
6039 if one operand is 0xff and the other one si, di, bp or sp.
6040 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
6041 other one si, di, bp or sp.
6042 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
6043 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
6044 type and mode attributes.
6045 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
6046 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
6047 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
6048 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
6049 prefix_data16 attribute iff MODE_DF.
6050 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
6051 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
6052 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
6053 constm128_operand in length_immediate computation.
6054 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
6055 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
6056 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
6057 length_immediate attribute to 1.
6058 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
6059 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
6060 for certain alternatives.
6061 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
6062 prefix_data16 attribute if MODE_V1DF.
6063 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
6064 length_immediate to 1.
6065 (set_got_rex64, set_rip_rex64): Remove length attribute, set
6066 length_address to 4, set mode attribute to MODE_DI.
6067 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
6068 (fxam<mode>2_i387): Set length attribute to 4.
6069 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
6070 *prefetch_3dnow_rex): Override length_address attribute.
6071 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
6073 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
6074 (constm128_operand): Removed.
6075 * config/i386/i386.c (memory_address_length): For
6076 disp && !index && !base in 64-bit mode account for SIB byte if
6077 print_operand_address can't optimize disp32 into disp32(%rip)
6078 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
6079 for fs: or gs: segment.
6080 (ix86_attr_length_immediate_default): When checking if shortform
6081 is possible, truncate immediate to the length of the non-shortened
6083 (ix86_attr_length_address_default): Ignore MEM_P operands
6085 (ix86_attr_length_vex_default): Only check for DImode on
6086 GENERAL_REG_P operands.
6087 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
6088 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
6089 (sse_cvttps2pi): Clear prefix_rep attribute.
6090 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
6092 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
6093 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
6094 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
6095 iff operand 2 is const_int_operand.
6096 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
6097 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
6098 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
6100 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
6102 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
6103 prefix_data16 attribute for movlpd and movhpd instructions.
6104 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
6105 length_immediate for shufpd instruction.
6106 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
6107 (avx_cmpp<avxmodesuffixf2c><mode>3,
6108 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
6109 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
6110 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
6111 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
6112 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
6113 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
6114 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
6115 prefix_data16 attribute for the first alternative to 1.
6116 (*avx_loadlps): Override length_immediate for the first alternative.
6117 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
6118 attributes for second alternative.
6119 (*vec_concatv2sf_sse4_1): Override length_immediate and
6120 prefix_data16 attributes for second alternative.
6121 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
6122 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
6123 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
6124 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
6125 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
6126 prefix_data16 and length_immediate to 1.
6127 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
6129 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
6130 prefix_extra attribute for variants that don't have 0f prefix alone.
6131 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
6132 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
6133 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
6134 *sse4_1_pextrd): Set length_immediate to 1.
6135 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
6136 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
6138 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
6139 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
6140 length_immediate to 1 for second alternative.
6141 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
6142 prefix_extra and length_immediate attributes for the first
6144 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
6146 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
6147 to 1 for the first and third alternative.
6148 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
6150 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
6152 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
6154 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
6155 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
6156 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
6157 *avx_psign<mode>3): Set prefix_extra attribute to 1.
6158 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
6159 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
6160 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
6161 ssse3_psign<mode>3): Override prefix_rex attribute.
6162 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
6163 (ssse3_palignrti): Override length_immediate to 1.
6164 (ssse3_palignrdi): Override length_immediate to 1, override
6165 prefix_rex attribute.
6166 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
6167 (sse4a_extrqi): Override length_immediate to 2.
6168 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
6169 (sse4a_insertq): Override prefix_data16 to 0.
6170 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
6171 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
6172 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
6173 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
6174 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
6175 and length_immediate to 1.
6176 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
6177 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
6178 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
6179 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
6180 and length_immediate to 1.
6181 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
6182 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
6183 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
6184 avx_ptest256): Override prefix_extra to 1.
6185 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
6186 Override prefix_data16 and length_immediate to 1.
6187 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
6188 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
6189 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
6190 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
6191 prefix_data16 to 0 and prefix_extra to 2.
6192 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
6193 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
6195 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
6196 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
6197 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
6198 and prefix_extra to 2.
6199 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
6200 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
6201 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
6202 avx_vpermilvar<mode>3,
6203 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
6204 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
6205 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
6206 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
6207 Override prefix_extra to 1.
6208 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
6209 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
6210 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
6211 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
6212 prefix_extra and length_immediate to 1.
6213 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
6215 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
6216 to 1 for the first alternative.
6217 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
6218 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
6220 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
6221 *movv2sf_internal_avx, *movv2sf_internal): Override
6222 prefix_rep attribute for certain alternatives.
6223 (*mov<mode>_internal): Override prefix_rep or prefix_data16
6224 attributes for certain alternatives.
6225 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
6226 attributes for certain alternatives.
6227 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
6228 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
6229 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
6230 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
6231 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
6232 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
6233 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
6234 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
6235 length_immediate to 1 if operand 2 is const_int_operand.
6236 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
6237 *vec_extractv2si_1): Set length_immediate attribute to 1.
6238 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
6239 using old 3DNOW insn rather than SSE/3DNOW_A.
6240 (mmx_emms, mmx_femms): Clear modrm attribute.
6242 2009-05-29 Martin Jambor <mjambor@suse.cz>
6244 * tree-sra.c: New implementation of SRA.
6246 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
6247 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
6248 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
6249 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
6250 (SRA_MAX_STRUCTURE_COUNT): Removed.
6251 (SRA_FIELD_STRUCTURE_RATIO): Removed.
6252 * doc/invoke.texi (sra-max-structure-size): Removed.
6253 (sra-field-structure-ratio): Removed.
6255 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6258 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
6261 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
6263 PR rtl-optimization/40101
6264 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
6265 seqno. Adjust comment.
6266 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
6267 inserting bookkeeping before a jump, the jump is not scheduled.
6268 When no positive seqno found, provide a value. Add comment.
6270 2009-05-29 Richard Guenther <rguenther@suse.de>
6272 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
6273 short-cutting on the first component.
6275 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6278 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
6279 for trees other than decls/types.
6281 2009-05-29 Richard Guenther <rguenther@suse.de>
6283 * tree-ssa-operands.c (get_expr_operands): Do not handle
6284 INDIRECT_REFs in the handled-component case. Remove
6285 unused get_ref_base_and_extent case.
6286 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
6287 tree_low_cst and host_integerp where possible.
6288 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
6289 codes for equivalence.
6290 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
6292 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
6294 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
6295 to tmake_file for i[34567]86-*-cygwin*.
6297 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6300 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
6301 (altivec_categorize_keyword, init_vector_keywords,
6302 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
6305 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
6307 * tree.c (handle_dll_attribute): Check if node is
6308 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
6310 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
6312 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
6314 (thumb2_zero_extendqidi2): Likewise.
6316 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
6318 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
6319 instead of gen_movrt.
6320 * config/sh/sh.md (movrt): Remove.
6322 2009-05-28 Steve Ellcey <sje@cup.hp.com>
6324 * doc/invoke.texi (IA-64 Options):
6325 Add -msdata, -mfused-madd, -mno-inline-float-divide,
6326 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
6327 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
6328 -msched-prefer-non-control-spec-insns,
6329 -msched-stop-bits-after-every-cycle,
6330 -msched-count-spec-in-critical-path,
6331 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
6332 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
6333 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
6334 and -msched-spec-verbose.
6336 2009-05-28 Joseph Myers <joseph@codesourcery.com>
6338 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
6339 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
6341 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
6343 2009-05-28 Richard Guenther <rguenther@suse.de>
6345 * tree-ssa-alias.c (ao_ref_init): New function.
6346 (ao_ref_base): Likewise.
6347 (ao_ref_base_alias_set): Likewise.
6348 (ao_ref_alias_set): Likewise.
6349 (refs_may_alias_p_1): Change signature.
6350 (refs_may_alias_p): Adjust.
6351 (refs_anti_dependent_p): Likewise.
6352 (refs_output_dependent_p): Likewise.
6353 (call_may_clobber_ref_p_1): Change signature.
6354 (call_may_clobber_ref_p): Adjust.
6355 (stmt_may_clobber_ref_p_1): New function split out from ...
6356 (stmt_may_clobber_ref_p): ... here.
6357 (maybe_skip_until): Adjust signature.
6358 (get_continuation_for_phi): Likewise.
6359 (walk_non_aliased_vuses): Likewise.
6360 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
6361 (ao_ref_init): Declare.
6362 (ao_ref_base): Likewise.
6363 (ao_ref_alias_set): Likewise.
6364 (stmt_may_clobber_ref_p_1): Likewise.
6365 (walk_non_aliased_vuses): Adjust.
6366 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
6367 (get_ref_from_reference_ops): remove.
6368 (vn_reference_lookup_2): Adjust signature.
6369 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
6370 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
6371 (vn_reference_lookup): Adjust.
6372 (vn_reference_insert): Likewise.
6373 (vn_reference_insert_pieces): Adjust signature.
6374 (visit_reference_op_call): Adjust.
6375 * tree-ssa-pre.c (get_expr_type): Simplify.
6376 (phi_translate_1): Adjust.
6377 (compute_avail): Likewise.
6378 (translate_vuse_through_block): Do not re-build trees.
6379 (value_dies_in_block_x): Likewise.
6380 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
6382 (vn_reference_lookup_pieces): Adjust declaration.
6383 (vn_reference_insert_pieces): Likewise.
6385 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
6387 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
6388 with checking disabled.
6390 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
6394 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
6395 macro definition for support of three-operand format aligned
6396 .comm directive in assembler on cygwin/pe/mingw target OS.
6397 * configure: Regenerate.
6398 * config.h: Regenerate.
6400 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
6401 aligned form of .comm directive if -mpe-aligned-commons is in effect.
6402 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
6404 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
6405 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
6407 2009-05-28 Ira Rosen <irar@il.ibm.com>
6409 PR tree-optimization/40254
6410 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
6411 in analysis of basic blocks.
6413 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
6416 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
6417 * target-def.h (TARGET_CONST_ANCHOR): New macro.
6418 (TARGET_INITIALIZER): Use it.
6419 * cse.c (CHEAPER): Move it up to the other macros.
6420 (insert): Rename this ...
6421 (insert_with_costs): ... to this. Add cost parameters. Update
6423 (insert): New function. Call insert_with_costs.
6424 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
6425 find_reg_offset_for_const, try_const_anchors): New functions.
6426 (cse_insn): Call try_const_anchors. Adjust cost of src_related
6427 when using a const-anchor. Call insert_const_anchors.
6428 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
6429 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
6431 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6433 * tree-inline.c (remap_decls): Enable nonlocalized variables
6434 when not optimizing.
6436 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6438 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
6439 Simplify other tests involving optimize.
6441 2009-05-27 Tom Tromey <tromey@redhat.com>
6443 * unwind-dw2.c (_Unwind_DebugHook): New function.
6444 (uw_install_context): Call _Unwind_DebugHook.
6446 2009-05-27 Tom Tromey <tromey@redhat.com>
6448 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
6450 2009-05-27 Ian Lance Taylor <iant@google.com>
6452 * Makefile.in (LINKER, LINKER_FLAGS): Define.
6453 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
6454 (ALL_LINKERFLAGS): Define.
6455 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
6456 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6457 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
6458 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6459 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
6460 $(LINKER_FOR_BUILD).
6461 (build/gcov-iov$(build_exeext)): Likewise.
6463 2009-05-27 Julian Brown <julian@codesourcery.com>
6465 * gcse.c (target.h): Include.
6466 (can_assign_to_reg_without_clobbers_p): Check that the target allows
6467 copy of argument to a pseudo register.
6469 2009-05-27 Diego Novillo <dnovillo@google.com>
6471 * tree-ssa-live.c (dump_scope_block): Document arguments.
6472 (dump_scope_blocks): Document.
6473 (debug_scope_blocks): New.
6474 * tree-flow.h (debug_scope_blocks): Declare.
6476 2009-05-21 Denis Chertykov <denisc@overta.ru>
6478 * doc/contrib.texi (Contributors): Add myself to the list.
6480 2009-05-27 Olivier Hainque <hainque@adacore.com>
6482 * expr.c (target_align): New function. Alignment the TARGET of an
6483 assignment may be assume to have.
6484 (highest_pow2_factor_for_target): Use it instead of relying on
6485 immediate tree attributes of TARGET, not necessarily honored when
6486 intermediate bitfields are involved.
6488 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
6491 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6492 AVX, SSE4, AES, PCLMUL and POPCNT.
6494 2009-05-27 Diego Novillo <dnovillo@google.com>
6496 * tree-pretty-print.c (dump_location): New.
6497 (dump_generic_node): Call it.
6498 Factor code to handle BLOCK nodes ...
6499 (dump_block_node): ... here.
6501 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6503 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6505 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6507 * gcc-plugin.h: Include config.h and system.h.
6508 (IN_GCC): Define if not defined.
6510 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6513 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6516 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6518 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6520 * config/m32r/m32r.h: Ditto.
6521 * config/m32r/m32r.md: Ditto.
6522 * config/m32r/predicates.md: Ditto.
6524 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6526 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6528 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6531 (Loading plugins): typo.
6532 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6533 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6534 (Interacting with the GCC Garbage Collector): Added new section.
6535 (Giving information about a plugin): Added new section for
6537 * ggc.h (ggc_register_root_tab): Added declaration.
6538 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6539 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6540 (register_callback): Improved comment in declaration.
6541 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6542 (extra_root_vec) Added static variable for dynamic roots registration.
6543 (ggc_register_root_tab) Added new routine.
6544 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6545 PLUGIN_GGC_MARKING event.
6546 * ggc-zone.c: Include plugin.h.
6547 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6548 * ggc-page.c: Include plugin.h.
6549 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6550 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6551 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6552 (register_callback): check lack of callbacks for
6553 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6554 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6555 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6556 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6557 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6558 dependency on plugin.h.
6559 (plugin.o): Added dependency on ggc.h...
6561 2009-05-26 Richard Guenther <rguenther@suse.de>
6565 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6566 with mismatched comparison modes.
6568 * expr.c (expand_expr_real_1): Expand the operand of a
6569 VIEW_CONVERT_EXPR in its natural mode.
6571 2009-05-26 Ian Lance Taylor <iant@google.com>
6573 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6574 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6575 (ALL_COMPILERFLAGS): Define.
6576 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6577 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6578 (collect2$(exeext), collect2.o): Likewise.
6579 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6580 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6581 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6582 (libbackend.o, intl.o, cppdefault.o): Likewise.
6583 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6584 (build/%.o): Use $(COMPILER_FOR_BUILD).
6585 (build/gen%$(build_exeext)): Likewise.
6586 (build/gcov-iov$(build_exeext)): LIkewise.
6587 * config/t-darwin (darwin.o): Use $(COMPILER).
6588 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6589 * config/t-sol2 (sol2-c.o): Likewise.
6591 * config/t-vxworks (vxworks.o): Likewise.
6592 * config/x-darwin (host-darwin.o): Likewise.
6593 * config/x-hpux (host-hpux.o): Likewise.
6594 * config/x-linux (host-linux.o): Likewise.
6595 * config/x-solaris (host-solaris.o): Likewise.
6596 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6597 * config/arm/t-arm (arm-c.o): Likewise.
6598 * config/arm/t-pe (pe.o): Likewise.
6599 * config/arm/t-wince-pe (pe.o): Likewise.
6600 * config/i386/t-cygming (winnt.o): Likewise.
6601 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6602 * config/i386/t-cygwin (cygwin1.o): Likewise.
6603 (cygwin2.o): Likewise.
6604 * config/i386/t-i386 (i386-c.o): Likewise.
6605 * config/i386/t-interix (winnt.o): Likewise.
6606 * config/i386/t-netware (netware.o): Likewise.
6607 * config/i386/t-nwld (nwld.o): Likewise.
6608 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6609 * config/i386/x-i386 (driver-i386.o): Likewise.
6610 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6611 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6612 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6613 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6614 * config/mips/x-native (driver-native.o): Likewise.
6615 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6616 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6617 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6618 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6619 * config/score/t-score-elf (score7.o): Likewise.
6620 (score3.o): Likewise.
6621 * config/sh/t-sh (sh-c.o): Likewise.
6622 * config/sh/t-symbian (sh-c.o): Likewise.
6623 (symbian.o): Likewise.
6624 * config/spu/t-spu-elf (spu-c.o): Likewise.
6625 * config/v850/t-v850 (v850-c.o): Likewise.
6626 * config/v850/t-v850e (v850-c.o): Likewise.
6628 2009-05-26 Richard Guenther <rguenther@suse.de>
6630 PR tree-optimization/40122
6631 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6632 VECTOR_CSTs if possible.
6633 (fold_gimple_assign): Likewise.
6635 2009-05-26 Richard Guenther <rguenther@suse.de>
6638 * fold-const.c (fold_binary): Use the correct types for building
6641 2009-05-26 Richard Guenther <rguenther@suse.de>
6643 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6644 redundant calls to merge_alias_info.
6645 (bump_vector_ptr): Likewise.
6646 * tree-ssa-copy.c (merge_alias_info): Remove.
6647 (replace_exp_1): Remove call to merge_alias_info.
6648 (propagate_tree_value): Likewise.
6649 (fini_copy_prop): Propagate points-to info.
6650 * tree-flow.h (merge_alias_info): Remove.
6652 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6654 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6656 2009-05-25 Jan Hubicka <jh@suse.cz>
6658 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6659 * cgraph.h (struct inline_summary): New filed self_wize,
6660 size_inlining_benefit, self_time and time_inlining_benefit.
6661 (struct cgraph_global_info): Replace insns by time ans size fields.
6662 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6663 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6664 (ipcp_update_callgraph): Do not touch function bodies.
6665 * ipa-inline.c: Include except.h
6666 (MAX_TIME): New constant.
6667 (overall_insns): Remove.
6669 (overall_size, max_benefit): New static variables.
6670 (cgraph_estimate_time_after_inlining): New function.
6671 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6672 (cgraph_clone_inlined_nodes): Update size.
6673 (cgraph_mark_inline_edge): Update size.
6674 (cgraph_estimate_growth): Use size info.
6675 (cgraph_check_inline_limits): Check size.
6676 (cgraph_default_inline_p): Likewise.
6677 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6678 (cgraph_decide_recursive_inlining): Check size.
6679 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6681 (cgraph_decide_inlining): Likewise.
6682 (cgraph_decide_inlining_incrementally): Likewise; honor
6683 PARAM_EARLY_INLINING_INSNS.
6684 (likely_eliminated_by_inlining_p): New predicate.
6685 (estimate_function_body_sizes): New function.
6686 (compute_inline_parameters): Use it.
6687 * except.c (must_not_throw_labels): New function.
6688 * except.h (must_not_throw_labels): Declare.
6689 * tree-inline.c (init_inline_once): Kill inlining_weigths
6690 * tree-ssa-structalias.c: Avoid uninitialized warning.
6691 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6692 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6693 (PARAM_INLINE_CALL_COST): Remove.
6694 (PARAM_EARLY_INLINING_INSNS): New.
6696 2009-05-25 Richard Guenther <rguenther@suse.de>
6698 PR tree-optimization/36327
6699 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6700 callback for reference translation or lookup at the point of may-defs.
6701 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6702 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6703 for union COMPONENT_REFs.
6704 (vn_reference_lookup_3): New callback. Lookup from memset
6705 and CONSTRUCTOR assignment, translate through struct copies.
6706 (vn_reference_lookup_pieces): Make sure to not free the
6707 passed operands array. Adjust walk_non_aliased_vuses call.
6708 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6709 make sure we do not leak memory.
6711 2009-05-25 Richard Guenther <rguenther@suse.de>
6713 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6714 * tree-inline.c (expand_call_inline): Reset the escaped and
6716 * tree-ssa-structalias.c (pass_build_ealias): New.
6717 * tree-pass.h (pass_build_ealias): Declare.
6718 * passes.c (init_optimization_passes): Add PTA during
6719 early optimizations.
6720 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6721 and CALLUSED solutions.
6722 (dump_points_to_solution): New function, split out from ...
6723 (dump_points_to_info_for): ... here.
6724 * tree-parloops.c (parallelize_loops): Reset the escaped and
6727 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6730 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6731 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6733 2009-05-25 Ira Rosen <irar@il.ibm.com>
6735 PR tree-optimization/40238
6736 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6737 statements after basic block's labels.
6738 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6739 to free the allocated memory.
6741 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6743 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6744 return address with a USE.
6746 2009-05-24 Richard Guenther <rguenther@suse.de>
6749 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6750 array type from the main variant of the inner type.
6752 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6754 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6755 definition to bool (from int) to un-break build.
6756 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6758 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6760 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6761 discard_stmt_changes): Delete.
6762 * tree-ssa-operands.c (scb_stack): Delete.
6763 (init_ssa_operands): Do not initialize it.
6764 (fini_ssa_operands): Do not free it.
6765 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6767 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6768 update_stmt, remove the others. Fix comments.
6769 * tree-dfa.c (optimize_stack_restore): Likewise.
6770 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6771 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6772 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6773 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6775 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6776 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6777 (dom_opt_finalize_block): Likewise, adjusting access to
6779 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6780 (stmts_to_rescan): Change item type to gimple.
6781 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6783 2009-05-24 Ira Rosen <irar@il.ibm.com>
6785 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6786 * tree-pass.h (pass_slp_vectorize): New pass.
6787 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6788 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6789 * tree-vectorizer.c (timevar.h): Include.
6790 (user_vect_verbosity_level): Declare.
6791 (vect_location): Fix comment.
6792 (vect_set_verbosity_level): Update user_vect_verbosity_level
6793 instead of vect_verbosity_level.
6794 (vect_set_dump_settings): Add an argument. Ignore user defined
6795 verbosity if dump flags require higher level of verbosity. Print to
6796 stderr only for loop vectorization.
6797 (vectorize_loops): Update call to vect_set_dump_settings.
6798 (execute_vect_slp): New function.
6799 (gate_vect_slp): Likewise.
6800 (struct gimple_opt_pass pass_slp_vectorize): New.
6801 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6803 (vec_info_for_bb): New function.
6804 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6805 (VECTORIZATION_ENABLED): New macro.
6806 (SLP_ENABLED, SLP_DISABLED): Likewise.
6807 (vect_is_simple_use): Add bb_vec_info argument.
6808 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6809 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6810 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6811 vect_schedule_slp, vect_analyze_slp): Likewise.
6812 (vect_analyze_stmt): Add slp_tree argument.
6813 (find_bb_location): Declare.
6814 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6815 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6816 (vect_analyze_loop_operations, vect_analyze_loop,
6817 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6818 vect_finalize_reduction, vectorizable_reduction,
6819 vectorizable_live_operation, vect_transform_loop): Likewise.
6820 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6821 skip evolution analysis if analyzing a basic block.
6822 (dr_analyze_indices): Likewise.
6823 (initialize_data_dependence_relation): Skip the test whether the
6824 object is invariant for basic blocks.
6825 (compute_all_dependences): Skip dependence analysis for data
6826 references in basic blocks.
6827 (find_data_references_in_stmt): Don't fail in case of invariant
6828 access in basic block.
6829 (find_data_references_in_bb): New function.
6830 (find_data_references_in_loop): Move code to
6831 find_data_references_in_bb and add a call to it.
6832 (compute_data_dependences_for_bb): New function.
6833 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6834 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6836 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6837 unknown dependence in basic block and fail in case of dependence in
6839 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6840 dependence instances from either loop or basic block vectorization
6842 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6843 before calling nested_in_vect_loop_p.
6844 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6845 dependence instances from either loop or basic block vectorization
6847 (vect_verify_datarefs_alignment): Likewise.
6848 (vect_enhance_data_refs_alignment): Adjust function calls.
6849 (vect_analyze_data_refs_alignment): Likewise.
6850 (vect_analyze_group_access): Fix printing. Skip different checks if
6851 DR_STEP is 0. Keep strided stores either in loop or basic block
6852 vectorization data structure. Fix indentation.
6853 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6855 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6856 dependence instances from either loop or basic block vectorization
6858 (vect_analyze_data_refs): Update comment. Call
6859 compute_data_dependences_for_bb to analyze basic blocks.
6860 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6861 case of loop vectorization. In case of basic block vectorization use
6862 data-ref itself as a base.
6863 (vect_create_data_ref_ptr): In case of basic block vectorization:
6864 don't advance the pointer, add new statements before the current
6865 statement. Adjust function calls.
6866 (vect_supportable_dr_alignment): Support only aligned accesses in
6867 basic block vectorization.
6868 * common.opt (ftree-slp-vectorize): New flag.
6869 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6870 (vect_pattern_recog_1): Likewise.
6871 * tree-vect-stmts.c (process_use): Likewise.
6872 (vect_init_vector): Add new statements in the beginning of the basic
6873 block in case of basic block SLP.
6874 (vect_get_vec_def_for_operand): Adjust function calls.
6875 (vect_finish_stmt_generation): Likewise.
6876 (vectorizable_call): Add assert that it is loop vectorization, adjust
6878 (vectorizable_conversion, vectorizable_assignment): Likewise.
6879 (vectorizable_operation): In case of basic block SLP, take
6880 vectorization factor from statement's type and skip the relevance
6881 check. Adjust function calls.
6882 (vectorizable_type_demotion): Add assert that it is loop
6883 vectorization, adjust function calls.
6884 (vectorizable_type_promotion): Likewise.
6885 (vectorizable_store): Check for outer loop only in case of loop
6886 vectorization. Adjust function calls. For basic blocks, skip the
6887 relevance check and don't advance pointers.
6888 (vectorizable_load): Likewise.
6889 (vectorizable_condition): Add assert that it is loop vectorization,
6890 adjust function calls.
6891 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6892 that it is not reduction, get vector type, call only supported
6893 functions, skip loop specific parts.
6894 (vect_transform_stmt): Check for outer loop only in case of loop
6896 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6897 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6898 for external definition.
6899 * passes.c (pass_slp_vectorize): New pass.
6900 * tree-vect-slp.c (find_bb_location): New function.
6901 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6902 check for patterns only in loops.
6903 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6904 case of multiple types in basic block SLP.
6905 (vect_mark_slp_stmts_relevant): New function.
6906 (vect_supported_load_permutation_p): Fix comment.
6907 (vect_analyze_slp_instance): Add argument. In case of basic block
6908 SLP, take vectorization factor from statement's type, check that
6909 unrolling factor is 1. Adjust function call. Save SLP instance in
6910 either loop or basic block vectorization structure. Return FALSE,
6912 (vect_analyze_slp): Add argument. Get strided stores groups from
6913 either loop or basic block vectorization structure. Return FALSE
6914 if basic block SLP failed.
6915 (new_bb_vec_info): New function.
6916 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6917 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6918 (vect_schedule_slp): Add argument. Get SLP instances from either
6919 loop or basic block vectorization structure. Set vectorization factor
6920 to be 1 for basic block SLP.
6921 (vect_slp_transform_bb): New function.
6922 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6924 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6926 * final.c (shorten_branches): Do not align labels for jump tables.
6927 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6929 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6931 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6932 Remove outdated reference to flow.c and fix nits.
6933 * doc/gccint.texi: Tweak RTL description.
6934 * doc/rtl.texi: Likewise.
6936 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6938 * config/avr/avr.c: Change my email address.
6939 * config/avr/avr.h: Likewise.
6940 * config/avr/avr.md: Likewise.
6941 * config/avr/avr-protos.h: Likewise.
6942 * config/avr/libgcc.S: Likewise.
6944 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6946 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6947 (spu_split_load, spu_split_store): Change return type to int.
6948 (spu_split_convert): Declare.
6949 * config/spu/predicates.md (spu_mem_operand): Remove.
6950 (spu_mov_operand): Update.
6951 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6952 * config/spu/spu.c (regno_aligned_for_load): Remove.
6953 (reg_aligned_for_addr, spu_expand_load): Define.
6954 (spu_expand_extv): Reimplement and handle MEM.
6955 (spu_expand_insv): Handle MEM.
6956 (spu_sched_reorder): Handle insn's with length 0.
6957 (spu_legitimate_address_p): Reimplement.
6958 (store_with_one_insn_p): Return TRUE for any mode with size
6959 larger than 16 bytes.
6960 (address_needs_split): Define.
6961 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6963 (spu_convert_move): Define.
6964 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6965 (spu_split_store): Change all MEM's to TImode.
6966 (spu_init_expanders): Preallocate registers that correspond to
6967 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6969 (spu_split_convert): Define.
6970 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6971 (_move<mode>, _movdi, _movti): Update predicate and condition.
6972 (load, store): Change to define_split.
6973 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6975 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6976 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6977 define_insn_and_split of lshr<mode>3.
6978 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6979 (<v>ashr<mode>3_imm): Define.
6980 (extv, extzv, insv): Allow MEM operands.
6981 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6982 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6983 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6984 (_spu_convert2): Change to define_insn_and_split and remove the
6985 corresponding define_peephole2.
6986 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6987 Change predicates to memory_operand.
6989 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6991 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6993 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6995 PR tree-optimization/40219
6996 * tree.c (iterative_hash_expr): Make sure the builtin function is
6997 a normal builtin function and not a front end or back end builtin
6998 before indexing into the built_in_decls array.
7000 2009-05-22 Richard Guenther <rguenther@suse.de>
7003 * alias.c (write_dependence_p): Do not use TBAA for answering
7004 anti-dependence or output-dependence.
7005 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
7006 (emit_pointer_definition): Remove.
7007 (emit_alias_warning): Likewise.
7008 (find_what_var_points_to): Remove TBAA pruning code.
7009 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
7011 (compute_points_to_sets): Remove code computing the set of
7012 dereferenced pointers.
7013 * tree-data-ref.c (dr_may_alias_p): Properly use the split
7014 oracle for querying anti and output dependencies.
7015 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
7016 if TBAA may be applied.
7017 (refs_anti_dependent_p): New function.
7018 (refs_output_dependent_p): Likewise.
7019 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
7020 (refs_output_dependent_p): Likewise.
7021 * doc/tree-ssa.texi (Memory model): New section.
7022 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7023 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7024 * cfgexpand.c (expand_gimple_basic_block): Do not handle
7025 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
7026 * expr.c (expand_expr_real_1): Likewise.
7027 * gimple-low.c (lower_stmt): Likewise.
7028 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
7029 (dump_gimple_cdt): Remove.
7030 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7031 (gimple_size): Likewise.
7032 (walk_gimple_op): Likewise.
7033 (is_gimple_stmt): Likewise.
7034 (walk_stmt_load_store_addr_ops): Likewise.
7035 (gimple_build_cdt): Remove.
7036 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7037 * gimple.h (gimple_cdt_new_type): Remove.
7038 (gimple_cdt_new_type_ptr): Likewise.
7039 (gimple_cdt_set_new_type): Likewise.
7040 (gimple_cdt_location): Likewise.
7041 (gimple_cdt_location_ptr): Likewise.
7042 (gimple_cdt_set_location): Likewise.
7043 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7044 * tree-cfg.c (remove_useless_stmts_1): Do not handle
7045 GIMPLE_CHANGE_DYNAMIC_TYPE.
7046 (verify_types_in_gimple_stmt): Likewise.
7047 * tree-inline.c (estimate_num_insns): Likewise.
7048 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
7049 (copy_decl_to_var): Likewise.
7050 (copy_result_decl_to_var): Likewise.
7051 * tree-pretty-print.c (dump_generic_node): Do not handle
7052 CHANGE_DYNAMIC_TYPE_EXPR.
7053 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7054 * tree-ssa-operands.c (get_expr_operands): Likewise.
7055 * tree-ssa-structalias.c (struct variable_info): Remove
7056 no_tbaa_pruning member.
7057 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
7058 (unify_nodes): Do not copy it.
7059 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7060 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
7061 (set_uids_in_ptset): Do not check it.
7062 (find_what_var_points_to): Likewise.
7063 (compute_tbaa_pruning): Remove.
7064 (compute_points_to_sets): Do not call it.
7065 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7066 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7067 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
7068 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
7069 (DECL_NO_TBAA_P): Likewise.
7070 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
7071 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
7072 (expand_omp_atomic_pipeline): Do not set it.
7073 * print-tree.c (print_node): Do not dump it.
7074 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7077 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
7080 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
7083 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7085 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
7088 2009-05-22 Ben Elliston <bje@au.ibm.com>
7090 * Makefile.in (bversion.h, s-bversion): New targets.
7091 (TOPLEV_H): Add bversion.h.
7092 * toplev.h: Include "bversion.h".
7093 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
7094 the __format__ attribute only if compiling with the same version
7095 of GCC as the sources (the "build version").
7097 2009-05-22 Ben Elliston <bje@au.ibm.com>
7099 * c-format.c (handle_format_attribute): Fix comment typo.
7101 2009-05-21 Steve Ellcey <sje@cup.hp.com>
7104 * config/ia64/ia64.opt (mfused-madd): New.
7105 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
7106 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
7107 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
7108 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
7109 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
7110 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
7111 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
7112 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
7113 instruction if !TARGET_FUSED_MADD.
7114 (fpma, fpms): Remove colon from name.
7116 2009-05-22 Richard Guenther <rguenther@suse.de>
7118 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
7119 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
7120 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
7122 (create_expression_by_pieces): Only convert if necessary.
7123 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
7124 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
7126 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
7128 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
7129 regular pattern from a template and rename it ...
7130 (*extzv_truncsi_exts): ... to this.
7132 2009-05-21 Richard Guenther <rguenther@suse.de>
7134 * cgraph.h (struct cgraph_node): Remove inline_decl member.
7135 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
7136 (cgraph_default_inline_p): Likewise.
7137 (cgraph_decide_inlining_incrementally): Likewise.
7139 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
7140 Uros Bizjak <ubizjak@gmail.com>
7142 * config/i386/cpuid.h (bit_MOVBE): New.
7144 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
7146 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
7147 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
7148 (ix86_handle_option): Handle OPT_mmovbe.
7149 (ix86_target_string): Add -mmovbe.
7150 (pta_flags): Add PTA_MOVBE.
7151 (processor_alias_table): Add PTA_MOVBE to "atom".
7152 (override_options): Handle PTA_MOVBE.
7154 * config/i386/i386.h (TARGET_MOVBE): New.
7156 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
7157 (*bswapsi_movbe): New.
7158 (*bswapdi_movbe): Likewise.
7159 (bswapdi2): Renamed to ...
7161 (bswapdi2): New expander.
7163 * config/i386/i386.opt (mmovbe): New.
7165 * doc/invoke.texi: Document -mmovbe.
7167 2009-05-21 Taras Glek <tglek@mozilla.com>
7169 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
7170 * gcc-plugin.h (plugin_init): Updated signature.
7171 * gcc-plugin.h (plugin_name_args): Moved to this header.
7172 * doc/plugins.texi (plugin_init): Updated documention to reflect
7174 * doc/plugins.texi (plugin_name_args): Added to documention.
7176 2009-05-21 Mark Mitchell <mark@codesourcery.com>
7178 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
7179 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
7181 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
7183 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
7184 JUMP_TABLE_DATA_P predicates where applicable.
7185 * config/i386/predicates.md: Ditto.
7186 * config/i386/sse.md: Ditto.
7188 2009-05-21 Jakub Jelinek <jakub@redhat.com>
7190 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
7191 operand2 -128 override length_immediate attribute to 1.
7192 * config/i386/predicates.md (constm128_operand): New predicate.
7194 * config/i386/i386.c (memory_address_length): Handle %r12
7195 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
7197 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
7198 mode look through optional ZERO_EXTEND and SUBREG.
7199 * config/i386/i386.md (R12_REG): New define_constant.
7200 (prefix_data16): For sse unit set also for MODE_TI insns.
7201 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
7202 insns set if operand 1 is ext_QIreg_operand.
7203 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
7204 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
7206 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
7207 mode from MODE_DI to MODE_SI.
7208 (movdi_1_rex64): Override modrm and length_immediate attributes
7209 only for movabs (TYPE_IMOV, alternative 2).
7210 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
7211 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
7212 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
7213 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
7214 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
7215 prefix_rex attribute if DImode.
7216 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
7217 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7218 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
7219 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
7220 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
7221 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
7222 Likewise. For TYPE_IMOV clear length_immediate attribute.
7223 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
7224 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
7225 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
7226 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7227 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
7228 or one operand TYPE_ISHIFT.
7229 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
7230 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
7231 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
7232 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
7233 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
7234 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
7235 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
7236 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
7237 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
7238 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
7239 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
7240 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
7241 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
7242 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
7243 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
7244 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
7245 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
7246 set mode attribute, don't override length attribute.
7247 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
7249 (return_internal_long): Set length attribute to 2 instead of 1.
7250 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
7251 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
7252 prefix_rex attribute.
7253 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
7255 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
7257 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7259 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
7261 2009-05-20 Ian Lance Taylor <iant@google.com>
7263 * tree.c (build_tree_list_vec_stat): New function.
7264 (ctor_to_vec): New function.
7265 (build_nt_call_vec): New function.
7266 (build_call_array): Change args to be a const pointer.
7267 (build_call_vec): New function.
7268 * tree.h (build_nt_call_vec): Declare.
7269 (build_tree_list_vec_stat): Declare.
7270 (build_tree_list_vec): Define.
7271 (build_call_array): Update declaration.
7272 (build_call_vec): Declare.
7273 (ctor_to_vec): Declare.
7274 * c-common.c (tree_vector_cache): New static variable.
7275 (make_tree_vector): New function.
7276 (release_tree_vector): New function.
7277 (make_tree_vector_single): New function.
7278 (make_tree_vector_copy): New function.
7279 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
7280 (make_tree_vector_single, make_tree_vector_copy): Declare.
7281 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
7282 (c_parser_expr_list): Don't manage cache here, instead call
7284 (c_parser_release_expr_list): Remove static function.
7285 (c_parser_vec_to_tree_list): Remove static function.
7286 (c_parser_attributes): Call build_tree_list_vec instead of
7287 c_parser_vec_to_tree_list. Call release_tree_vector instead of
7288 c_parser_release_expr_list.
7289 (c_parser_postfix_expression_after_primary): Likewise.
7290 (c_parser_objc_keywordexpr): Likewise.
7292 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
7294 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
7295 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
7296 TARGET_CONVERT_TO_TYPE.
7297 * hooks.c (hook_tree_const_tree_null): Define.
7298 * hooks.h (hook_tree_const_tree_null): Declare.
7299 * target.h (struct gcc_target): Add invalid_parameter_type,
7300 invalid_return_type, promoted_type, and convert_to_type fields.
7301 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
7302 (TARGET_INVALID_RETURN_TYPE): Define.
7303 (TARGET_PROMOTED_TYPE): Define.
7304 (TARGET_CONVERT_TO_TYPE): Define.
7305 (TARGET_INITIALIZER): Update for new fields.
7306 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
7307 (grokparms): Check targetm.invalid_parameter_type.
7308 * c-typeck.c (default_conversion): Check targetm.promoted_type.
7309 * c-convert.c (convert): Check targetm.convert_to_type.
7311 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
7313 * config/mips/mips.md (*extenddi_truncate<mode>,
7314 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
7316 (*extendhi_truncateqi): New define_insn_and_sptit.
7318 2009-05-20 Jakub Jelinek <jakub@redhat.com>
7321 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
7322 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
7324 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
7326 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
7327 the operand of VIEW_CONVERT_EXPR.
7329 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
7331 * config/i386/driver-i386.c (host_detect_local_cpu): Check
7332 extended family and model for Intel processors. Support Intel Atom.
7334 2009-05-20 Olivier Hainque <hainque@adacore.com>
7336 * gstab.h (stab_code_type): Define, to be used instead of the
7337 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
7339 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
7340 occurrences by stab_code_type.
7341 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
7343 2009-05-20 Martin Jambor <mjambor@suse.cz>
7345 * tree-flow.h (insert_edge_copies_seq): Undeclare.
7346 (sra_insert_before): Likewise.
7347 (sra_insert_after): Likewise.
7348 (sra_init_cache): Likewise.
7349 (sra_type_can_be_decomposed_p): Likewise.
7350 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
7351 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
7352 (sra_insert_before): Likewise.
7353 (sra_insert_after): Likewise.
7354 (sra_init_cache): Likewise.
7355 (insert_edge_copies_seq): Made static and moved upwards.
7357 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
7360 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
7362 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
7363 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
7366 2009-05-20 Richard Guenther <rguenther@suse.de>
7368 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7369 with mismatched comparison modes.
7371 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7373 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
7374 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
7375 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
7376 with shifts for Thumb2.
7377 (orsi_notsi): New for orn.
7378 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
7379 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
7380 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
7381 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
7382 Don't invert remainder for IOR.
7384 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
7386 PR tree-optimization/40087
7387 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
7388 number_of_iterations_ne): Rename never_infinite argument.
7389 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
7390 number_of_iterations_le): Handle pointer-type ivs when
7391 exit_must_be_taken is false.
7392 (number_of_iterations_cond): Do not always assume that
7393 exit_must_be_taken if the control variable is a pointer.
7395 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7397 * c-typeck.c (build_binary_op): Allow % on integal vectors.
7398 * doc/extend.texi (Vector Extension): Document that % is allowed too.
7400 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
7402 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
7403 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
7405 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7408 * c.opt (Wlogical-op): Disabled by default.
7409 * c-opt (c_common_post_options): Do not enable Wlogical-op with
7411 * doc/invoke.texi (Wlogical-op): Likewise.
7413 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
7415 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
7417 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
7418 Propagate the type of the first operand.
7419 <ASSERT_EXPR>: Simplify.
7420 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
7421 Rewrite using the RHS code as discriminant.
7422 <NOP_EXPR>: Turn into CASE_CONVERT.
7423 <PLUS_EXPR>: Propagate the type of the first operand.
7425 2009-05-19 Steve Ellcey <sje@cup.hp.com>
7427 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
7428 (ia64_dconst_0_375): New.
7429 * config/ia64/ia64.c (ia64_override_options): Remove
7430 -minline-sqrt-min-latency warning.
7431 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
7432 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
7433 * config/ia64/ia64.md (*sqrt_approx): Remove.
7434 (sqrtsf2): Remove #if 0.
7435 (sqrtsf2_internal_thr): Rewrite and move to div.md.
7436 (sqrtdf): Remove assert.
7437 (sqrtdf2_internal_thr): Rewrite and move to div.md.
7438 (sqrtxf2): Remove #if 0.
7439 (sqrtxf2_internal_thr): Rewrite and move to div.md.
7440 * div.md (sqrt_approx_rf): New.
7441 (sqrtsf2_internal_thr): New implementation.
7442 (sqrtsf2_internal_lat): New.
7443 (sqrtdf2_internal_thr: New implementation.
7444 (sqrtxf2_internal): New implementation.
7446 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
7447 Hans-Peter Nilsson <hp@axis.com>
7449 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
7450 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
7451 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
7452 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
7453 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
7454 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
7455 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
7456 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
7457 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
7458 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
7459 * c-common.c: ...from here.
7461 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7463 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
7465 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7467 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
7469 2009-05-19 Ben Elliston <bje@au.ibm.com>
7471 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
7472 assignments with memcpy calls.
7473 (add_fdes): Likewise.
7474 (binary_search_unencoded_fdes): Likewise.
7475 (linear_search_fdes): Eliminate type puns.
7477 2009-05-19 Richard Guenther <rguenther@suse.de>
7479 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
7480 not falsely claim to have propagated into all uses.
7482 2009-05-19 Ben Elliston <bje@au.ibm.com>
7484 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
7487 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7489 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
7490 * config/sh/sh.c (sh_legitimate_address_p): Make static.
7491 (TARGET_LEGITIMATE_ADDRESS_P): New.
7492 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7493 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7495 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7498 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7499 child of the containing namespace's DIE.
7501 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7503 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7504 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7505 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7508 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7511 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7512 gen_align with gen_pad.
7513 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7514 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7516 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7517 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7519 * config/i386/i386.md (align): Renamed to ...
7520 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7521 ASM_OUTPUT_MAX_SKIP_PAD.
7523 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7525 * config.gcc: Fix variable syntax.
7528 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7529 before calling exact_log2.
7530 (output_iorsi3): Likewise.
7531 (output_xorsi3): Likewise.
7533 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7535 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7536 for the none zero constant operand except for EQ and NE
7537 comprisons even when the first operand is R0.
7539 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7541 * config/s390/2064.md: Remove trailing whitespaces.
7542 * config/s390/2084.md: Likewise.
7543 * config/s390/constraints.md: Likewise.
7544 * config/s390/fixdfdi.h: Likewise.
7545 * config/s390/libgcc-glibc.ver: Likewise.
7546 * config/s390/s390-modes.def: Likewise.
7547 * config/s390/s390-protos.h: Likewise.
7548 * config/s390/s390.c: Likewise.
7549 * config/s390/s390.h: Likewise.
7550 * config/s390/s390.md: Likewise.
7551 * config/s390/tpf-unwind.h: Likewise.
7553 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7555 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7557 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7560 * configure.ac (m68k-*-*): Check if binutils support TLS.
7561 * configure: Regenerate.
7562 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7563 * config/m68k/constraints.md (Cu): New constraint.
7564 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7565 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7566 (movsi): Handle TLS symbols.
7567 (addsi3_5200): Handle XTLS symbols, indent.
7568 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7569 (m68k_tls_reference_p): Declare.
7570 (m68k_legitimize_address): Declare.
7571 (m68k_unwrap_symbol): Declare.
7572 * config/m68k/m68k.opt (mxtls): New option.
7573 * config/m68k/m68k.c (ggc.h): Include.
7574 (m68k_output_dwarf_dtprel): Implement hook.
7575 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7576 (m68k_expand_prologue): Load GOT pointer when function needs it.
7577 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7578 (m68k_legitimate_constant_address_p): Same.
7579 (m68k_decompose_address): Handle TLS references.
7580 (m68k_get_gp): New static function.
7581 (enum m68k_reloc): New contants.
7582 (TLS_RELOC_P): New macro.
7583 (m68k_wrap_symbol): New static function.
7584 (m68k_unwrap_symbol): New function.
7585 (m68k_final_prescan_insn_1): New static function.
7586 (m68k_final_prescan_insn): New function.
7587 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7589 (legitimize_pic_address): Handle TLS references..
7590 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7591 (m68k_libcall_value_in_a0_p)
7592 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7593 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7594 (m68k_legitimize_tls_address): Handle TLS references.
7595 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7597 (m68k_legitimize_address): Handle TLS symbols.
7598 (m68k_get_reloc_decoration): New static function.
7599 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7601 (m68k_output_dwarf_dtprel): Implement hook.
7602 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7603 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7604 m68k_call_* routines.
7605 (sched_attr_op_type): Handle TLS symbols.
7606 (gt-m68k.h): Include.
7607 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7608 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7610 2009-05-18 Martin Jambor <mjambor@suse.cz>
7612 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7613 (visit_store_addr_for_mod_analysis): New function.
7614 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7615 (determine_cst_member_ptr): Use gimple_assign_single_p.
7616 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7617 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7618 operands. Don't check number of operands of a NOP_EXPR.
7620 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7622 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7624 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7627 * c-common.c (warn_logical_operator): Don't warn if one of
7628 expression isn't always true or false.
7630 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7632 * config/i386/biarch32.h: New file.
7633 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7635 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7637 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7638 *zero_extend<mode>_truncqi): Merge these into ...
7639 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7640 Name the pattern following this as *zero_extendhi_truncqi.
7642 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7645 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7646 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7647 (output_info): Make field HOST_WIDEST_INT.
7648 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7649 (dump_bitmat_statistics): Same.
7651 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7653 * config.gcc (use_gcc_stdint): Set to wrap.
7654 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7655 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7656 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7657 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7658 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7659 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7660 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7661 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7663 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7665 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7667 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7668 Move definitions earlier.
7669 (OPT_ARCH64, OPT_ARCH32): Define.
7670 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7673 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7676 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7679 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7681 * arm.md (movdi2): Copy non-reg values to DImode registers.
7683 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7686 * final.c (label_to_max_skip): New function.
7687 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7688 CODE_LABEL_NUMBER <= max_labelno.
7689 * output.h (label_to_max_skip): New prototype.
7690 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7691 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7692 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7693 Handle CODE_LABELs with >= 16 byte alignment or with
7694 max_skip == (1 << align) - 1.
7695 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7696 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7699 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7700 .p2align 3 if MAX_SKIP is smaller than 7.
7701 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7703 2009-05-15 Ian Lance Taylor <iant@google.com>
7705 * alias.c (struct alias_set_entry_d): Rename from struct
7706 alias_set_entry. Change all uses.
7707 * except.c (struct call_site_record_d): Rename from struct
7708 call_site_record. Change all uses.
7709 * except.h (struct eh_region_d): Rename from struct eh_region.
7711 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7713 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7714 ivtype_map_elt. Change all uses.
7715 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7717 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7718 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7720 (struct sese_d): Rename from struct sese. Change all uses.
7721 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7722 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7723 * optabs.h (struct optab_d): Rename from struct optab. Change all
7725 (struct convert_optab_d): Rename from struct convert_optab.
7727 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7728 ipa_opt_pass. Change all uses.
7729 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7732 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7733 defined as a typedef.
7734 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7737 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7740 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7742 (merge_ranges): Returns bool.
7743 * tree.h (make_range): .. to here.
7744 (build_range_check): Likewise.
7745 (merge_ranges): Likewise. Renamed from merge_ranges.
7746 * c-typeck.c (parser_build_binary_op): Update calls to
7747 warn_logical_operator.
7748 * c-common.c (warn_logical_operator): Add new warning.
7749 * c-common.h (warn_logical_operator): Update declaration.
7751 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7753 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7755 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7757 * doc/install.texi: Document MPC requirements, flags etc.
7759 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7760 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7761 Evaluate constant arguments.
7762 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7763 (fold_builtin_1): Likewise, also evaluate constant arguments.
7764 Remove superfluous break.
7765 (do_mpc_ckconv): New.
7766 * real.h: Include mpc.h.
7767 * toplev.c (print_version): Output MPC version info if available.
7769 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7771 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7773 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7775 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7778 2009-05-15 Jan Hubicka <jh@suse.cz>
7780 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7781 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7782 (try_inline): Fix return value.
7783 (cgraph_decide_inlining_incrementally): Honor new value.
7784 (cgraph_early_inlining): Handle indirect inlining.
7785 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7787 2009-05-15 Jan Hubicka <jh@suse.cz>
7789 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7790 * cgraphunit.c (cgraph_finalize_function): Set it.
7791 (cgraph_expand_function): Use it.
7793 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7795 * real.c (encode_ieee_half): Define.
7796 (decode_ieee_half): Define.
7797 (ieee_half_format): Define.
7798 (arm_half_format): Define.
7799 * real.h (ieee_half_format): Declare.
7800 (arm_half_format): Declare.
7802 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7804 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7805 swapped, and reversed optabs exist before trying to use them.
7807 2009-05-15 Paul Brook <paul@codesourcery.com>
7808 Sandra Loosemore <sandra@codesourcery.com>
7810 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7811 loads. Allow PRE_DEC.
7812 (output_move_neon): Handle PRE_DEC.
7813 (arm_print_operand): Add 'A' for neon structure loads.
7814 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7815 * config/arm/neon.md (neon_mov): Update comment.
7816 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7818 (Um): New constraint.
7820 2009-05-15 Jan Hubicka <jh@suse.cz>
7822 Revert the following patch until testsuite fallout is fixed:
7823 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7824 * cgraph.h (struct inline_summary): New filed self_wize,
7825 size_inlining_benefit, self_time and time_inlining_benefit.
7826 (struct cgraph_global_info): Replace insns by time ans size fields.
7827 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7828 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7829 (ipcp_update_callgraph): Do not touch function bodies.
7830 * ipa-inline.c: Include except.h
7831 (MAX_TIME): New constant.
7832 (overall_insns): Remove
7833 (overall_size, max_benefit): New static variables.
7834 (cgraph_estimate_time_after_inlining): New function.
7835 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7836 (cgraph_clone_inlined_nodes): Update size.
7837 (cgraph_mark_inline_edge): Update size.
7838 (cgraph_estimate_growth): Use size info.
7839 (cgraph_check_inline_limits): Check size.
7840 (cgraph_default_inline_p): Likewise.
7841 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7842 (cgraph_decide_recursive_inlining): Check size.
7843 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7845 (cgraph_decide_inlining): Likewise.
7846 (cgraph_decide_inlining_incrementally): Likewise; honor
7847 PARAM_EARLY_INLINING_INSNS.
7848 (likely_eliminated_by_inlining_p): New predicate.
7849 (estimate_function_body_sizes): New function.
7850 (compute_inline_parameters): Use it.
7851 * except.c (must_not_throw_labels): New function.
7852 * except.h (must_not_throw_labels): Declare.
7853 * tree-inline.c (init_inline_once): Kill inlining_weigths
7854 * tree-ssa-structalias.c: Avoid uninitialized warning.
7855 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7856 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7857 (PARAM_INLINE_CALL_COST): Remove.
7858 (PARAM_EARLY_INLINING_INSNS): New.
7860 2009-05-15 Richard Guenther <rguenther@suse.de>
7862 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7863 not TODO_update_ssa.
7865 2009-05-15 Richard Guenther <rguenther@suse.de>
7867 PR tree-optimization/39999
7868 * gimple.h (gimple_expr_type): Use the expression type looking
7869 through useless conversions.
7870 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7871 (vn_nary_op_insert_stmt): Likewise.
7872 (simplify_binary_expression): Likewise.
7874 2009-05-15 Richard Guenther <rguenther@suse.de>
7876 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7877 New options, enabled by default.
7878 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7880 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7881 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7882 * tree-ssa-structalias.c (gate_tree_pta): New function.
7883 (pass_build_alias): Use it.
7885 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7887 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7888 recurse on an invariant address if a conversion from a pointer
7889 type to a wider integer type is involved.
7891 2009-05-15 Jan Hubicka <jh@suse.cz>
7893 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7894 * cgraph.h (struct inline_summary): New filed self_wize,
7895 size_inlining_benefit, self_time and time_inlining_benefit.
7896 (struct cgraph_global_info): Replace insns by time ans size fields.
7897 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7898 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7899 (ipcp_update_callgraph): Do not touch function bodies.
7900 * ipa-inline.c: Include except.h
7901 (MAX_TIME): New constant.
7902 (overall_insns): Remove
7903 (overall_size, max_benefit): New static variables.
7904 (cgraph_estimate_time_after_inlining): New function.
7905 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7906 (cgraph_clone_inlined_nodes): Update size.
7907 (cgraph_mark_inline_edge): Update size.
7908 (cgraph_estimate_growth): Use size info.
7909 (cgraph_check_inline_limits): Check size.
7910 (cgraph_default_inline_p): Likewise.
7911 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7912 (cgraph_decide_recursive_inlining): Check size.
7913 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7915 (cgraph_decide_inlining): Likewise.
7916 (cgraph_decide_inlining_incrementally): Likewise; honor
7917 PARAM_EARLY_INLINING_INSNS.
7918 (likely_eliminated_by_inlining_p): New predicate.
7919 (estimate_function_body_sizes): New function.
7920 (compute_inline_parameters): Use it.
7921 * except.c (must_not_throw_labels): New function.
7922 * except.h (must_not_throw_labels): Declare.
7923 * tree-inline.c (init_inline_once): Kill inlining_weigths
7924 * tree-ssa-structalias.c: Avoid uninitialized warning.
7925 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7926 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7927 (PARAM_INLINE_CALL_COST): Remove.
7928 (PARAM_EARLY_INLINING_INSNS): New.
7929 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7930 (inline-call-cost): Remove.
7931 (early-inlining-insns): New.
7933 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7935 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7937 (print_int_cst_bounds_in_octal_p): Likewise.
7938 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7940 * dwarf2out.c (base_type_die): Likewise.
7941 (is_subrange_type): Delete.
7942 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7943 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7944 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7945 if the destination type is boolean.
7946 (build_range_check): Do not special-case subtypes.
7947 (fold_sign_changed_comparison): Likewise.
7948 (fold_unary): Likewise.
7949 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7950 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7951 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7952 * tree.c (subrange_type_for_debug_p): New predicate based on the
7953 former is_subrange_type.
7954 * tree.h (subrange_type_for_debug_p): Declare.
7955 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7956 (convert_affine_scev): Remove call to above function.
7957 (chrec_convert_aggressive): Likewise.
7958 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7959 false for conversions involving subtypes.
7960 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7961 (vrp_val_min): Likewise.
7962 (needs_overflow_infinity): Likewise.
7963 (extract_range_from_unary_expr): Likewise.
7965 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7967 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7968 * config/frv/frv.c: Likewise.
7969 * config/s390/s390.c: Likewise.
7970 * config/sparc/sparc.h: Likewise.
7971 * config/i386/i386.h: Likewise.
7972 * config/i386/i386.c: Likewise.
7973 * config/crx/crx.c: Likewise.
7974 * config/m68hc11/m68hc11.h: Likewise.
7975 * config/iq2000/iq2000.c: Likewise.
7976 * config/mn10300/mn10300.h: Likewise.
7977 * config/mn10300/mn10300.c: Likewise.
7978 * config/m68k/m68k.c: Likewise.
7979 * config/rs6000/rs6000.c: Likewise.
7980 * config/rs6000/xcoff.h: Likewise.
7981 * config/rs6000/linux64.h: Likewise.
7982 * config/rs6000/sysv4.h: Likewise.
7983 * config/score/score3.c: Likewise.
7984 * config/score/score7.c: Likewise.
7985 * config/score/score.c: Likewise.
7986 * config/arm/arm.md: Likewise.
7987 * config/mips/mips.c: Likewise.
7988 * config/mips/mips.md: Likewise.
7989 * config/bfin/bfin.h: Likewise.
7990 * config/pa/pa.c: Likewise.
7991 * config/pa/constraints.md: Likewise.
7993 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7994 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7995 * config/pdp11/pdp11.h: Use memory_address_p instead.
7997 2009-05-14 Ian Lance Taylor <iant@google.com>
7999 * passes.c (finish_optimization_passes): Change i to int.
8000 * plugin.c (plugins_active_p): Change event to int.
8001 (dump_active_plugins): Likewise.
8002 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
8004 * tree.c (tree_range_check_failed): Change c to unsigned int.
8005 (omp_clause_range_check_failed): Likewise.
8006 (build_common_builtin_nodes): Change mode to int. Add cast.
8007 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
8008 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
8010 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
8011 ++ or -- with a variable of enum type.
8013 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8016 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
8018 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8020 * store-motion.c: Do not include params.h
8021 * Makefile.in: Fix dependencies for various files.
8023 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8025 * auto-inc-dec.c: Fix pass description, remove apparent
8026 accidental duplication.
8028 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
8031 * ipa-utils.h (memory_identifier_string): Moved to ...
8032 * tree.h (memory_identifier_string): Here. Add GTY(()).
8034 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8036 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
8037 in the former documentation of...
8038 (GO_IF_LEGITIMATE_ADDRESS): ... this.
8039 * ira-conflicts.c (get_dup_num): Use address_operand.
8040 * targhooks.c (default_legitimate_address_p): New.
8041 * targhooks.h (default_legitimate_address_p): New.
8042 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
8044 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
8045 * target.h (struct target): Add legitimate_address_p.
8046 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
8047 (TARGET_INITIALIZER): Include it.
8049 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8050 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
8051 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
8052 (TARGET_LEGITIMATE_ADDRESS_P): New.
8054 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8055 (REG_OK_STRICT_P): Delete.
8056 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
8057 (frv_legitimate_address_p_1): ... this.
8058 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
8059 (frv_legitimate_address_p_1): ... the renamed old
8060 frv_legitimate_address_p.
8061 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
8062 (TARGET_LEGITIMATE_ADDRESS_P): New.
8064 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8065 * config/s390/s390-protos.h (legitimate_address_p): Remove.
8066 * config/s390/s390.c (legitimate_address_p): Rename to...
8067 (s390_legitimate_address_p): ... this, make static.
8068 (legitimize_address): Adjust call.
8069 (TARGET_LEGITIMATE_ADDRESS_P): New.
8070 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
8072 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8073 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
8074 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
8075 (TARGET_LEGITIMATE_ADDRESS_P): New.
8077 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8078 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
8079 * config/spu/spu.c (spu_legitimate_address): Rename to...
8080 (spu_legitimate_address_p): ... this, make static.
8081 (TARGET_LEGITIMATE_ADDRESS_P): New.
8083 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8084 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
8085 * config/sparc/sparc.c (legitimate_address_p): Rename to...
8086 (sparc_legitimate_address_p): ... this, make static and return bool.
8087 (legitimize_address): Adjust call.
8088 (TARGET_LEGITIMATE_ADDRESS_P): New.
8090 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8091 * config/i386/i386-protos.h (legitimate_address_p): Remove.
8092 * config/i386/i386.c (legitimate_address_p): Rename to...
8093 (ix86_legitimate_address_p): ... this, make static.
8094 (constant_address_p): Move after it, adjust call.
8095 (TARGET_LEGITIMATE_ADDRESS_P): New.
8097 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8098 * config/avr/avr-protos.h (legitimate_address_p): Remove.
8099 * config/avr/avr.c (legitimate_address_p): Rename to...
8100 (avr_legitimate_address_p): ... this, make static.
8101 (legitimize_address): Adjust call.
8102 (TARGET_LEGITIMATE_ADDRESS_P): New.
8104 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8105 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
8106 * config/crx/crx.c (crx_legitimate_address_p): Make static.
8107 (TARGET_LEGITIMATE_ADDRESS_P): New.
8109 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8110 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
8111 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
8112 (TARGET_LEGITIMATE_ADDRESS_P): New.
8114 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8115 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
8117 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
8119 (TARGET_LEGITIMATE_ADDRESS_P): New.
8121 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8122 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
8124 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
8126 (m68hc11_legitimate_address_p): ... this, make static.
8127 (go_if_legitimate_address_internal): Rename to...
8128 (m68hc11_legitimate_address_p_1): ... this.
8129 (legitimize_address): Adjust call.
8130 (TARGET_LEGITIMATE_ADDRESS_P): New.
8132 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8133 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
8134 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
8135 (TARGET_LEGITIMATE_ADDRESS_P): New.
8137 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8138 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
8139 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
8140 (mn10300_legitimate_address_p): ... this, make static.
8141 (TARGET_LEGITIMATE_ADDRESS_P): New.
8143 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8144 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
8145 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
8146 (TARGET_LEGITIMATE_ADDRESS_P): New.
8148 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8149 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
8150 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
8151 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8152 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
8153 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
8154 (rs6000_legitimate_address_p): ... this, make static.
8155 (TARGET_LEGITIMATE_ADDRESS_P): New.
8156 (REG_MODE_OK_FOR_BASE_P): Delete.
8157 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
8159 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8160 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
8162 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
8163 static, adjust types.
8164 (TARGET_LEGITIMATE_ADDRESS_P): New.
8166 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8167 * config/score/score.c (score_address_p): Rename to...
8168 (score_legitimate_address_p): ... this.
8169 (TARGET_LEGITIMATE_ADDRESS_P): New.
8170 * config/score/score3.c (score3_address_p): Rename to...
8171 (score3_legitimate_address_p): ... this.
8172 * config/score/score7.c (score7_address_p): Rename to...
8173 (score7_legitimate_address_p): ... this.
8175 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
8176 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
8177 GO_IF_LEGITIMATE_ADDRESS): Delete.
8178 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
8179 thumb2_legitimate_address_p): Delete.
8180 (arm_legitimate_address_p): Rename to...
8181 (arm_legitimate_address_outer_p): ... this.
8182 * config/arm/constraints.md ("Uq"): Adjust call.
8183 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
8184 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
8186 (arm_legitimate_address_outer_p): ... this.
8187 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
8189 (TARGET_LEGITIMATE_ADDRESS_P): New.
8191 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8192 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
8193 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
8194 (TARGET_LEGITIMATE_ADDRESS_P): New.
8196 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8197 * config/vax/vax-protos.h (legitimate_address_p): Remove.
8198 * config/vax/vax.c (legitimate_address_p): Rename to...
8199 (vax_legitimate_address_p): ... this, make static.
8200 (TARGET_LEGITIMATE_ADDRESS_P): New.
8202 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8203 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
8204 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
8205 (TARGET_LEGITIMATE_ADDRESS_P): New.
8207 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8208 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
8209 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
8210 (mmix_legitimate_address_p): ... this, make static.
8211 (TARGET_LEGITIMATE_ADDRESS_P): New.
8213 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8214 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
8215 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
8216 (TARGET_LEGITIMATE_ADDRESS_P): New.
8218 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8220 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
8221 of MODE_COMPLEX_INT.
8223 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8225 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
8226 LCT_NORMAL in function call.
8227 * mips-tdump.c (print_file_desc): Add cast to enum type.
8228 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
8229 (mark_stabs): Add casts to enum types.
8230 (parse_stabs_common): Add casts to enum types.
8232 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8234 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
8235 Check for invalid values of LETTER.
8237 2009-05-13 Taras Glek <tglek@mozilla.com>
8239 * attribs.c (register_attribute): moved out attribute registration
8240 into register_attribute.
8241 * doc/plugins.texi: Documented register_attribute and
8243 * gcc-plugin.h: Added forward decl for register_attribute.
8244 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
8245 * plugin.c (register_callback, invoke_plugin_callbacks): Added
8246 PLUGIN_ATTRIBUTES boilerplate.
8248 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
8250 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
8251 values even in sentinel and empty entries.
8252 (ms_printf_flag_specs): Likewise.
8253 (ms_scanf_flag_specs): Likewise.
8254 (ms_strftime_flag_specs): Likewise.
8255 (ms_print_char_table): Likewise.
8256 (ms_scan_char_table): Likewise.
8257 (ms_time_char_table): Likewise.
8259 2009-05-13 Doug Kwan <dougkwan@google.com>
8261 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
8263 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8265 * config/mips/mips.md (store): Add attributes for QI and HI.
8267 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
8268 (truncdi<mode>2): ... this new pattern.
8270 2009-05-13 Brad Hards <bradh@kde.org>
8272 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
8274 2009-05-14 Jakub Jelinek <jakub@redhat.com>
8275 Ben Elliston <bje@au.ibm.com>
8278 * dse.c (check_mem_read_rtx): Guard against width == -1.
8280 2009-05-13 Michael Matz <matz@suse.de>
8283 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
8284 (trivially_conflicts_p): New function.
8285 (insert_backedge_copies): Use it.
8287 2009-05-13 Janis Johnson <janis187@us.ibm.com>
8289 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
8290 (handle_stdc_pragma): Use new enum constant names.
8291 (handle_pragma_float_const_decimal64): Ditto.
8293 2009-05-13 Ian Lance Taylor <iant@google.com>
8295 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
8298 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
8300 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
8301 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
8303 * config/m68k/m68k.h (FL_UCLINUX): Define.
8305 2009-05-13 Jan Hubicka <jh@suse.cz>
8307 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
8309 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8311 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
8312 unless -fschedule-insns is specified.
8314 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8317 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
8318 TARGET_EXPAND_CBRANCHDI4.
8319 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
8320 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
8321 (cmpeqdi): Fix comment.
8323 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8325 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
8326 (sh_legitimate_address_p): Likewise.
8327 * config/sh/sh.c (sh_legitimate_index_p): New.
8328 (sh_legitimate_address_p): Likewise.
8329 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
8330 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
8331 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
8332 (MAYBE_BASE_REGISTER_RTX_P): New macro.
8333 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
8334 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
8335 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
8336 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
8337 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
8339 2009-05-12 Jan Hubicka <jh@suse.cz>
8341 * tree-inline.c (estimate_operator_cost): Add operands;
8342 when division happens by constant, it is cheap.
8343 (estimate_num_insns): Loads and stores are not having cost of 0;
8344 EH magic stuff is cheap; when computing runtime cost of switch,
8345 use log2 base of amount of its cases; builtin_expect has cost of 0;
8346 compute cost for moving return value of call.
8347 (init_inline_once): Initialize time_based flags.
8348 * tree-inline.h (eni_weights_d): Add time_based flag.
8350 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8352 * df-core.c: Update head documentation.
8354 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8357 * rs6000.c (rs6000_generate_compare): Use op1b instead of
8358 shadowing exisiting variable op1.
8360 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
8363 * config/i386/driver-i386.c (processor_signatures): New enum.
8364 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
8365 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
8366 processor signature to detect geode processor.
8368 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8372 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8374 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8375 causes spurious differences between trunk and cond-optab branch.
8377 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8379 * dojump.c (compare_from_rtx): Delete.
8380 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
8381 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
8382 if the comparison does not satisfy the predicate; test predicates for
8383 operands 2 and 3 of a cstore pattern. Don't try cstore optab
8384 further if one existing pattern fails.
8385 * expr.h (compare_from_rtx): Delete.
8386 (prepare_operand): Declare it.
8387 * optabs.c: Change "lib call" to "libcall" throughout.
8388 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
8389 HAVE_conditional_trap, emit_cmp_insn): Delete.
8390 (can_compare_p): Delete cmp_optab case.
8391 (prepare_float_lib_cmp): Return an rtx and a machine mode.
8392 Accept other parameters by value.
8393 (prepare_operand): Make non-static.
8394 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
8395 other parameters by value. Try to widen operands here based on
8396 an optab_methods argument and looking at cbranch_optab.
8397 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
8398 loop. Use cbranch_optab directly.
8399 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
8400 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
8402 (emit_conditional_move, emit_conditional_add): Inline what's needed
8403 of compare_from_rtx, using new prepare_cmp_insn for the rest.
8404 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
8405 with COMPARE. Move cmov_optab and cstore_optab above
8406 with cbranch_optab, move cmp_optab down with ucmp_optab,
8407 remove tst_otpab. Do not initialize trap_rtx.
8408 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
8409 for trap code. Do not check HAVE_conditional_trap. Use
8410 prepare_cmp_insn. Accept no predicate for operand 3.
8411 * optabs.h (OTI_cmp): Mark as used only for libcalls.
8412 (OTI_ctrap, ctrap_optab): New.
8413 (tst_optab): Delete.
8414 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
8415 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
8416 with lookup of ctrap_optab.
8417 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
8421 * combine.c (combine_simplify_rtx, simplify_set): Do not
8422 special case comparing against zero for cc0 machines.
8423 * simplify-rtx.c (simplify_binary_operation_1): Never remove
8424 COMPARE on cc0 machines.
8425 (simplify_relational_operation): Return a new expression when
8426 a COMPARE could be removed.
8427 * final.c (final_scan_insn): Compare cc_status values
8428 against LHS of a (compare FOO (const_int 0)) cc0 source.
8429 Also check if cc_status.value is the full compare.
8431 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
8432 (cstoreMM4): Document.
8433 (conditional_trap): Document ctrapMM4 instead.
8434 (sync_compare_and_swapMM): Refer to cbranchcc4.
8435 (Dependent Patterns): Eliminate obsolete information referring to
8436 the old jump optimization phase.
8437 (Canonicalization): Include cbranchcc4 case, omit canonicalization
8438 of compares with 0 on cc0 machines.
8439 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
8440 avoiding references to cc0. Remove text about storing operands
8442 * doc/tm.texi (Condition Codes): Include blurb on different
8443 condition code representations, separate into subsections for
8444 CC0, MODE_CC and conditional execution.
8446 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
8447 alpha_emit_setcc): Accept operands and a machine mode.
8448 * config/alpha/alpha.c (alpha_emit_conditional_branch):
8449 Get code/op0/op1 from operands, use machine mode argument
8450 instead of alpha_compare.fp_p. Emit the branch here.
8451 (alpha_emit_setcc): Likewise, and return boolean.
8452 (alpha_emit_conditional_move): Likewise. Assert that
8453 cmp_op_mode == cmp_mode, and simplify accordingly.
8454 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
8455 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
8456 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
8458 (stack probe test): Use cbranchdi4.
8459 * config/alpha/predicates.md (alpha_cbranch_operator): New.
8461 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
8462 * config/arc/arc.h (movsicc, movsfcc): Use it.
8463 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
8464 (cbranchsi4, cstoresi4): New.
8465 (cmpsi, bCC and sCC expanders): Remove.
8467 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
8468 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
8469 * config/arm/predicates.md (arm_comparison_operator): Only include
8470 floating-point operators if there is a hardware floating-point unit.
8471 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
8472 deferring to cbranch_cc and cstore_cc respectively.
8473 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
8474 cbranch_cc, cstore_cc): New.
8475 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
8477 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
8479 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
8480 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
8482 (adjust_insn_length): Adjust calls.
8483 (avr_reorg): Handle (compare (foo) (const_int 0)).
8484 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
8485 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
8486 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
8487 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
8489 (cbranchqi4, cbranchhi4, cbranchsi4): New.
8490 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
8492 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8493 (cbranchsi4, cstorebi4, cstoresi4): New.
8494 (movbisi): This insn is duplicate, split it to zero_extend.
8495 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8496 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8497 (bfin_optimize_loop): Use cbranch expander.
8498 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8499 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8500 (bfin_bimode_comparison_operator): ... this.
8501 (bfin_direct_comparison_operator): New.
8503 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8504 inside (compare FOO (const_int 0)).
8505 (cris_rtx_costs): Handle ZERO_EXTRACT.
8506 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8507 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8508 (*tstdi_v32): Delete.
8509 (*cmpdi_non_v32): Add M alternative for operand 1.
8510 (cmpsi, cmp<mode>): Make private.
8511 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8513 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8515 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8516 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8517 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8518 (cc_reg_operand): New.
8520 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8521 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8522 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8523 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8524 crx_expand_scond): Delete.
8526 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8528 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8529 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8531 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8532 cstoresi4, cstoresf4, cstoredf4): New.
8533 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8534 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8535 Receive the entire operands array.
8536 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8537 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8538 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8539 Get test/op0/op1 from the operands array.
8540 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8542 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8543 (h8300_expand_store): New.
8544 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8546 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8547 (h8300_expand_store): New.
8548 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8549 or do not try to produce (set (cc0) REG).
8550 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8551 change a compare into a move to a scratch register. Disable some
8552 peepholes when comparing with zero.
8553 (tstsi, tsthi, tstsi, cmpqi): Make private.
8556 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8559 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8560 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8561 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8562 (ix86_emit_i387_log1p): Use cbranchxf2.
8563 (ix86_expand_setcc): Return void.
8564 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8565 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8566 cmp<MODEF>, cmpcc): Remove.
8567 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8568 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8569 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8570 (sCC and bCC expanders): Remove.
8571 (stack_protect_test): Use cbranchcc4.
8573 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8575 (ia64_expand_compare): Accept three rtx by reference and return void.
8576 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8577 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8578 from *expr. Update *expr with the BImode comparison to do.
8579 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8580 cmptf, bCC, sCC, conditional_trap): Delete.
8581 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8582 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8583 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8584 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8585 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8587 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8588 type of last argument.
8589 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8590 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8591 use machine mode argument instead of branch_type. Remove dead
8592 code for floating-point comparisons.
8593 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8594 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8596 (cbranchsi4, cstoresi4): New.
8597 * config/iq2000/predicates.md (reg_or_const_operand): New.
8599 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8600 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8601 (b<code>_op): Rewrite to...
8602 (bcc_op): ... this, using match_operator.
8603 (s<code>_op): Rewrite to...
8604 (scc_op): ... this, using match_operator.
8605 (s<code>_24_op): Rewrite to...
8606 (scc_op_24): ... this, using match_operator.
8607 (s<code>_<mode>): Rewrite to...
8608 (cstore<mode>4): ... this, using match_operator.
8609 (s<code>_<mode>_24): Rewrite to...
8610 (cstore<mode>4_24): ... this, using match_operator.
8611 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8612 m32c_unpend_compare, m32c_expand_scc): Delete.
8613 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8614 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8615 (m32c_expand_movcc): Change NE to EQ if necessary.
8616 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8618 * config/m32r/m32r-protos.h (gen_cond_store): New.
8619 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8620 (gen_cond_store): New, from sCC patterns.
8621 (m32r_expand_block_move): Use cbranchsi4.
8622 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8623 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8624 (cbranchsi4, cstoresi4): New.
8626 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8628 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8629 (m68hc11_notice_update_cc): Look into a compare with 0.
8630 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8632 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8633 cmphi, cmpqi, bCC): Delete.
8634 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8635 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8636 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8639 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8640 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8641 * config/m68k/constraints.md (H): New.
8642 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8643 the define_insn below.
8644 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8645 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8646 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8647 patterns): Wrap RHS with COMPARE.
8648 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8649 (*cmpdi_internal): Name this pattern.
8650 (cmpdi): Change to define_insn.
8651 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8652 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8653 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8655 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8656 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8657 (conditional_trap): Change to...
8658 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8659 (*conditional_trap): Use the ordered_comparison_operator and
8660 const1_operand predicates.
8661 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8662 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8663 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8664 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8666 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8667 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8668 (mcore_gen_compare): New.
8669 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8670 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8671 (mcore_gen_compare): ... this.
8672 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8673 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8674 (stack probe pattern): Use cbranchsi4.
8676 * config/mips/predicates.md (mips_cstore_operator): New.
8677 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8678 * config/mips/mips.md (any_cond): Delete.
8679 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8681 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8682 fixuns_truncsfdi2): Use cbranch patterns.
8683 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8684 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8685 Adjust call to mips_expand_conditional_branch.
8686 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8688 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8689 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8690 * config/mips/mips.c (cmp_operands): Delete.
8691 (mips_emit_compare): Get comparison operands from *op0/*op1.
8692 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8693 that it succeeds. Use op0/op1 instead of cmp_operands.
8694 (mips_expand_conditional_branch, mips_expand_conditional_move,
8695 mips_expand_conditional_trap): Likewise.
8696 (mips_block_move_loop): Use cbranch patterns.
8697 * config/mips/mips.h (cmp_operands): Delete.
8699 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8700 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8701 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8702 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8703 (*cmpcc_folded): Rename to...
8704 (*cmpdi_folded): this.
8705 (*cmpcc): Rename to...
8707 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8710 (cbranchdf4): New. Handle invalid comparisons here.
8711 * config/mmix/predicates.md (float_comparison_operator): New.
8713 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8714 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8715 * config/mn10300/mn10300.md (tst): Delete.
8716 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8717 Name these patterns and wrap RHS in a compare.
8718 (*cmpsi): Make this pattern private. Include tst.
8719 (*cmpsf): Make this pattern private.
8720 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8721 (compare with zero peepholes): Likewise.
8723 (cbranchsi4, cbranchsf4): New.
8724 (casesi): Use cbranchsi4.
8726 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8727 hppa_branch_type): Delete.
8728 (return_addr_rtx): Use cbranchsi4.
8729 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8730 Emit CCFPmode comparison here.
8731 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8732 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8733 hppa_branch_type): Delete.
8734 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8735 (movsicc, movdicc): Remove references to hppa_compare_op0,
8736 hppa_compare_op1 and compare_from_rtx.
8737 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8738 (casesi): Use cbranchsi4.
8740 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8741 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8742 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8743 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8744 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8746 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8747 (*branch, *branch_inverted): New.
8749 * config/picochip/picochip.md (cbranchhi4): Use
8750 ordered_comparison_operator.
8751 (cmphi, bCC): Remove.
8753 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8754 (trap_comparison_operator): Delete.
8755 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8756 rs6000_emit_cbranch): Accept mode and operands.
8757 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8758 rs6000_compare_fp_p): Delete.
8759 (rs6000_generate_compare): Accept mode and comparison. Extract code
8760 and op0/op1 from there. Replace references to rs6000_compare_op0
8761 and rs6000_compare_op1.
8762 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8763 extract result from passed operands.
8764 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8765 extract loc from passed operands.
8766 (rs6000_emit_cmove): Likewise.
8767 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8768 rs6000_compare_fp_p): Delete.
8769 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8770 (cbranch<GPR>4, cbranch<FP>4): New.
8771 (cstore<mode>4): New. Consolidate here all choices about when to use
8772 portable or specialized sCC sequences.
8773 (stack_protect_test): Use cbranchsi4.
8774 (conditional_trap): Replace with ctrap<GPR>4.
8775 (conditional trap insn): Replace trap_comparison_operator with
8776 ordered_comparison_operator.
8778 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8779 (s390_emit_prologue): Use ctrap.
8780 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8781 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8782 New predicates replacing...
8783 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8784 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8785 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8786 (add<mode>cc): Do not use s390_compare_op0/op1.
8787 (s<code>): Change to...
8788 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8790 (cstorecc4): ... this. Handle EQ or NE equally.
8791 (*sne): Un-privatize for use in cstorecc4.
8792 (b<code>): Change to...
8793 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8794 (conditional_trap): Replace with...
8795 (ctrap<GPR>4, ctrap<FP>4): ... these.
8796 (stack_protect): Use cbranchcc4.
8798 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8799 * config/score/score-protos.h (score_gen_cmp): Delete.
8800 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8801 (score_block_move-loop): Use cbranchsi4.
8802 * config/score/score.md (cbranchsi4): New.
8803 (cmpsi, bCC): Delete.
8804 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8805 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8806 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8807 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8808 * config/score/score3.h (score3_gen_cmp): Delete.
8809 * config/score/score7.h (score7_gen_cmp): Delete.
8811 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8812 (sh_emit_scc_to_t): ... this. Return void.
8813 (from_compare): Rename to...
8814 (sh_emit_compare_and_branch): ... this.
8815 (sh_emit_compare_and_set): New.
8816 (sh_expand_t_scc): Accept operands.
8817 * config/sh/predicates.md (sh_float_comparison_operator): New.
8818 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8819 (prepare_scc_operands): Rename to...
8820 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8822 (sh_emit_cheap_store_flag): New.
8823 (sh_emit_set_t_insn): New.
8824 (from_compare): Rename to...
8825 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8826 handling of TARGET_SH2E floating point to avoid recursive call.
8827 Generate branch here.
8828 (sh_emit_compare_and_set): New.
8829 (sh_expand_t_scc): Get op0/op1 from arguments.
8830 (sh_emit_cheap_store_flag): New.
8831 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8833 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8834 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8835 (movsicc, movdicc): Do nothing when it recreated operands from
8836 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8837 prepare_scc_operands (now sh_emit_scc_to_t).
8838 (udivdi3): Use cstoresi4.
8839 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8840 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8841 (cbranchint4_media, cbranchfp4_media): New.
8842 (casesi): Use cbranchdi4.
8843 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8845 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8846 (movnegt): Remove second operand.
8847 (cbranchsf4, cbranchdf4): New.
8848 (stack_protect): Use cbranchdi4/cbranchsi4.
8850 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8851 (gen_compare_reg): Accept comparison, extract part of it to...
8852 (gen_compare_reg_1): ... this.
8853 (gen_compare_operator): Delete.
8854 (gen_v9_scc): Accept separate destination, comparison code and arms.
8855 Do not use sparc_compare_op0/sparc_compare_op1.
8856 (emit_scc_insn, emit_conditional_branch_insn): New.
8857 (emit_v9_brxx): Make static. Remove useless assertion.
8858 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8860 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8861 * config/sparc/sparc-protos.h (gen_compare_reg,
8862 sparc_emit_float_lib_cmp): Adjust prototype.
8863 (emit_scc_insn, emit_conditional_branch_insn): New.
8864 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8865 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8866 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8867 iterators to the top.
8868 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8869 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8870 snedi_special_trunc): Delete.
8871 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8872 and snedi_special_trunc.
8873 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8874 cbranchdi4, cbranch<F:mode>4): New.
8875 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8876 here. Use gen_compare_reg instead of gen_compare_operator.
8877 (conditional_trap): Replace with...
8878 (ctrapsi4, ctrapdi4): ... this.
8879 (stack_protect_test): Use cbranchcc4.
8881 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8883 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8884 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8885 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8886 from operands[0] or operands[3] depending on is_set.
8887 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8888 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8889 cmpdf, bCC), sCC: Remove.
8890 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8891 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8893 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8894 spu_emit_branch_or_set.
8896 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8898 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8899 xstormy16_compare_op1): Delete.
8900 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8901 xstormy16_compare_op1): Delete.
8902 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8904 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8905 (cmphi, cmpsi, bCC): Remove.
8907 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8908 (*cmpsi): ... this one.
8909 (cbranchsi4, cstoresi4): New.
8910 (bCC expanders): Delete.
8911 (sCC insns): Fold into...
8912 (*setcc): ... this one.
8913 (casesi): Do not use gen_cmpsi and gen_bgtu.
8914 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8915 (movsicc): Simplify.
8916 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8918 * config/vax/vax-protos.h (cond_name): New.
8919 (vax_output_conditional_branch): Remove.
8920 * config/vax/vax.c (cond_name): New.
8921 (vax_output_conditional_branch): Remove.
8922 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8923 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8924 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8925 (bit<VAXint>): Wrap source with (compare).
8926 (b<code> and following unnamed pattern): Rename to *branch and
8927 *branch_reversed. Change macroization to match_operator.
8928 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8930 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8931 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8932 Change last argument to machine_mode.
8933 (xtensa_expand_scc): Add machine_mode argument.
8934 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8935 (gen_conditional_move, xtensa_expand_conditional_branch,
8936 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8937 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8938 Adjust operand numbers.
8939 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8941 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8942 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8943 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8945 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8947 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8948 causes spurious differences between trunk and cond-optab branch.
8950 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8953 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8955 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8957 * tree.c (iterative_hash_pointer): Delete.
8958 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8959 Hash UIDs and versions of SSA names. Don't special-case built-in
8960 function declarations.
8962 2009-05-11 Ian Lance Taylor <iant@google.com>
8965 * graphite.c: Force -Wc++-compat to only be a warning before
8966 #including "cloog/cloog.h".
8968 2009-05-11 Martin Jambor <mjambor@suse.cz>
8970 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8972 2009-05-11 Jan Hubicka <jh@suse.cz>
8974 * tree-ssa-loop-ivcanon.c: Include target.h
8975 (struct loop_size): new structure.
8976 (constant_after_peeling): New predicate.
8977 (tree_estimate_loop_size): New function.
8978 (estimated_unrolled_size): Rewrite for new estimates.
8979 (try_unroll_loop_completely): Use new estimates.
8980 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8982 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8984 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8985 libcpp interface change.
8986 (spu_macro_to_expand): Likewise.
8988 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8990 PR tree-optimization/40026
8991 * gimplify.c (gimplify_init_constructor): Change initial conditional
8992 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8993 optimize_compound_literals_in_ctor.
8995 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8997 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8999 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
9001 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
9003 * tree-vect-data-refs.c (vect_analyze_group_access): Use
9004 HOST_WIDE_INT for gap.
9006 2009-05-11 Ira Rosen <irar@il.ibm.com>
9008 PR tree-optimization/40074
9009 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
9010 account in group size and step comparison.
9012 2009-05-11 Richard Guenther <rguenther@suse.de>
9014 * passes.c (init_optimization_passes): Strip now incorrect comment.
9015 (execute_function_todo): Do not set PROP_alias.
9016 * tree-pass.h (PROP_alias): Remove.
9017 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
9018 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
9019 * tree-nrv.c (pass_return_slot): Likewise.
9020 * tree-object-size.c (pass_object_sizes): Likewise.
9021 * tree-ssa-dom.c (pass_dominator): Likewise.
9022 (pass_phi_only_cprop): Likewise.
9023 * tree-ssa-dse.c (pass_dse): Likewise.
9024 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
9025 (pass_cselim): Likewise.
9026 * tree-ssa-pre.c (pass_pre): Likewise.
9027 (pass_fre): Likewise.
9028 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
9029 * tree-ssa-sink.c (pass_sink_code): Likewise.
9030 * tree-stdarg.c (pass_stdarg): Likewise.
9031 * tree-tailcall.c (pass_tail_calls): Likewise.
9032 * tree-vrp.c (pass_vrp): Likewise.
9034 2009-05-10 Ian Lance Taylor <iant@google.com>
9036 * basic-block.h (enum profile_status): Break out of struct
9038 * cgraph.h (struct inline_summary): Break out of struct
9040 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
9041 of struct cgraph_order_sort.
9042 * combine.c (enum undo_kind): New enum, broken out of struct undo.
9043 * cse.c (struct branch_path): Break out of struct
9044 cse_basic_block_data.
9045 * except.h (enum eh_region_type): Break out of struct eh_region.
9046 * gcc.c (enum add_del): Break out of struct modify_target.
9047 * genrecog.c (enum decision_type): Break out of struct decision_test.
9048 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
9050 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
9051 * regmove.c (enum match_use): New enum, broken out of struct match.
9052 * sched-int.h (enum post_call_group): New enum, broken out of
9054 (struct deps_reg): Break out of struct deps.
9055 * target.h (struct asm_int_op): Break out of struct gcc_target.
9056 * tree-eh.c (struct goto_queue_node): Break out of struct
9058 * tree-inline.h (enum copy_body_cge_which): Break out of
9060 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
9062 * c-decl.c (in_struct, struct_types): New static variables.
9063 (pushtag): Add loc parameter. Change all callers.
9064 (lookup_tag): Add ploc parameter. Change all callers.
9065 (check_compound_literal_type): New function.
9066 (parser_xref_tag): Add loc parameter. Change all callers. If
9067 -Wc++-compat, warn about struct/union/enum types defined within a
9069 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
9070 and loc parameters. Change all callers. Change error calls to
9071 error_at, using loc. For a redefinition, if the location of the
9072 original definition is known, report it. Set in_struct and
9073 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
9074 (finish_struct): Add new parameters enclosing_in_struct and
9075 enclosing_struct_types. Change all callers. Set
9076 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
9077 in the struct. If in a struct, add this struct to struct_types.
9078 (start_enum): Add loc parameter. Change all callers. Use
9079 error_at for errors, using loc. For a redefinition, if the
9080 location of the original definition is known, report it. If in a
9081 struct, add this enum type to struct_types. If -Wc++-compat warn
9082 if in sizeof, typeof, or alignof.
9083 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
9084 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
9085 (c_parser_enum_specifier): Get enum location for start_enum.
9086 (c_parser_struct_or_union_specifier): Get struct location for
9087 start_struct. Save in_struct and struct_types status between
9088 start_struct and finish_struct.
9089 (c_parser_cast_expression): Get location of cast.
9090 (c_parser_alignof_expression): Get location of type.
9091 (c_parser_postfix_expression): Likewise.
9092 (c_parser_postfix_expression_after_paren_type): Add type_loc
9093 parameter. Change all callers. Call check_compound_literal_type.
9094 Use type_loc for error about variable size type.
9095 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
9096 of an enum constant from an enum type defined in a struct or union.
9097 (c_cast_expr): Add loc parameter. Change all callers. If
9098 -Wc++-compat, warn about defining a type in a cast.
9099 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
9100 (start_enum, start_struct, finish_struct): Update declarations.
9101 (parser_xref_tag, c_cast_expr): Update declarations.
9102 (check_compound_literal_type): Declare.
9104 2009-05-11 Ben Elliston <bje@au.ibm.com>
9106 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
9107 for recent libcpp interface change.
9108 (rs6000_macro_to_expand): Likewise.
9110 2009-05-10 Michael Matz <matz@suse.de>
9113 * config/arm/arm.c (require_pic_register): Emit on entry edge,
9114 not at entry of function.
9116 2009-05-10 Richard Guenther <rguenther@suse.de>
9118 PR tree-optimization/40081
9120 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9121 using the main variant of the element type. Do not fiddle with
9122 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9124 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
9125 structs with volatile fields.
9127 2009-05-10 Jan Hubicka <jh@suse.cz>
9129 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
9130 (estimate_move_cost): Assert that it does not get called for
9132 (estimate_num_insns): Skip VOID types in argument handling.
9133 (optimize_inline_calls): Delete unreachable blocks and verify that
9136 2009-05-10 Jan Hubicka <jh@suse.cz>
9138 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
9139 * cgraph.c (cgraph_mark_address_taken_node): New function.
9140 (dump_cgraph_node): Dump new flag.
9141 * cgraph.h (struct cgraph_node): Add address_taken.
9142 (cgraph_mark_address_taken_node): New function.
9143 * ipa.c (cgraph_postorder): Prioritize functions with address taken
9144 since new direct calls can be born.
9146 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9148 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
9151 2009-05-10 Jan Hubicka <jh@suse.cz>
9154 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
9156 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
9157 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
9158 * tree-inline.c (copy_bb): Set frequency correctly.
9159 (fold_marked_statements): Update call to
9160 cgraph_update_edges_for_call_stmt.
9162 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9164 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
9165 identifiers in diagnostics.
9166 * config/arm/arm.c (arm_handle_fndecl_attribute,
9167 arm_handle_isr_attribute): Likewise.
9168 * config/avr/avr.c (avr_handle_progmem_attribute,
9169 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
9170 * config/bfin/bfin.c (handle_int_attribute,
9171 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
9172 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
9173 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
9175 * config/darwin.c (darwin_handle_kext_attribute,
9176 darwin_handle_weak_import_attribute): Likewise.
9177 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
9178 h8300_handle_eightbit_data_attribute,
9179 h8300_handle_tiny_data_attribute): Likewise.
9180 * config/i386/i386.c (ix86_handle_cconv_attribute,
9181 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
9182 * config/i386/winnt.c (ix86_handle_shared_attribute,
9183 ix86_handle_selectany_attribute): Likewise.
9184 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
9185 * config/m32c/m32c.c (function_vector_handler): Likewise.
9186 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
9187 m68hc11_handle_fntype_attribute): Likewise.
9188 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
9189 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
9190 * config/mips/mips.c (mips_insert_attributes,
9191 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
9192 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
9193 rs6000_handle_struct_attribute): Likewise.
9194 * config/sh/sh.c (sh_insert_attributes,
9195 sh_handle_resbank_handler_attribute,
9196 sh_handle_interrupt_handler_attribute,
9197 sh2a_handle_function_vector_handler_attribute,
9198 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
9200 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
9201 * config/spu/spu.c (spu_handle_fndecl_attribute,
9202 spu_handle_vector_attribute): Likewise.
9203 * config/stormy16/stormy16.c
9204 (xstormy16_handle_interrupt_attribute): Likewise.
9205 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
9206 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
9208 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9210 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
9211 (pp_translate_identifiers): New.
9212 (pp_identifier): Only conditionally translate identifier to locale
9214 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
9215 (pp_base_tree_identifier): Only conditionally translate identifier
9216 to locale character set.
9217 * c-pretty-print.c (M_): Define.
9218 (pp_c_type_specifier, pp_c_primary_expression): Mark English
9219 fragments for conditional translation with M_.
9220 * tree-pretty-print.c (maybe_init_pretty_print): Disable
9221 identifier translation.
9223 2009-05-10 Richard Guenther <rguenther@suse.de>
9225 PR tree-optimization/40081
9226 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9227 using the main variant of the element type. Do not fiddle with
9228 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9230 2009-05-09 Jan Hubicka <jh@suse.cz>
9233 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
9234 indirect calls; verify cgraph afterwards.
9236 2009-05-09 Jan Hubicka <jh@suse.cz>
9239 * ipa.c (update_inlined_to_pointer): New function.
9240 (cgraph_remove_unreachable_nodes): Use it.
9242 2009-05-09 Jan Hubicka <jh@suse.cz>
9244 * tree-eh.c (struct leh_state): Remove prev_try.
9245 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
9247 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
9248 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
9249 remove_eh_handler_and_replace, foreach_reachable_handler,
9250 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
9251 * except.h (struct eh_region): Remove eh_region_u_cleanup.
9252 (gen_eh_region_cleanup): Update prototype.
9254 2009-05-09 Jan Hubicka <jh@suse.cz>
9257 * except.c (copy_eh_region): Always set prev_try.
9258 (redirect_eh_edge_to_label): Find outer try.
9259 (foreach_reachable_handler): When looking for prev try
9260 handle case where previous try is not going to be taken.
9262 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9264 PR tree-optimization/40049
9265 * tree-vect-stmts.c (vectorizable_operation): If the machine has
9266 only vector/vector shifts, convert the type of the constant to the
9267 appropriate type to avoid building incorrect trees, which
9268 eventually have problems with garbage collection.
9270 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9272 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
9273 -1 for complex floating-point types if honoring signed zeros.
9275 2009-05-08 Jan Hubicka <jh@suse.cz>
9277 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
9278 argument; handle correctly when profile is absent.
9279 (build_cgraph_edges): Update.
9280 (rebuild_cgraph_edges): Update.
9281 * cgraph.c: Do not include varray.h.
9282 (cgraph_set_call_stmt_including_clones): New function.
9283 (cgraph_create_edge_including_clones): Likewise
9284 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
9285 (cgraph_update_edges_for_call_stmt): Handle clones.
9286 (cgraph_remove_node): Handle clone tree.
9287 (cgraph_remove_node_and_inline_clones): New function.
9288 (dump_cgraph_node): Dump clone tree.
9289 (cgraph_clone_node): Handle clone tree.
9290 (clone_function_name): Bring here from tree-inline.c.
9291 (cgraph_create_virtual_clone): New function.
9292 * cgraph.h (ipa_replace_map): Move here from ipa.h.
9293 (cgraph_clone_info): New function.
9294 (strut cgraph_node): Add clone_info and new clone tree pointers.
9295 (cgraph_remove_node_and_inline_clones,
9296 cgraph_set_call_stmt_including_clones,
9297 cgraph_create_edge_including_clones,
9298 cgraph_create_virtual_clone): Declare.
9299 (cgraph_function_versioning): Use VEC argument.
9300 (compute_call_stmt_bb_frequency): Update prototype.
9301 (cgraph_materialize_all_clones): New function.
9302 * ipa-cp.c (ipcp_update_cloned_node): Remove.
9303 (ipcp_create_replace_map): Update to VECtors.
9304 (ipcp_update_callgraph): Use virtual clones.
9305 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
9306 (ipcp_update_profiling): Do not update local profiling.
9307 (ipcp_insert_stage): Use VECtors and virtual clones.
9308 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
9309 (clone_of_p): New function.
9310 (cgraph_preserve_function_body_p): Use clone tree.
9311 (cgraph_optimize): Materialize clones.
9312 (cgraph_function_versioning): Update for VECtors.
9313 (save_inline_function_body): Use clone tree.
9314 (cgraph_materialize_clone): New function.
9315 (cgraph_materialize_all_clones): Likewise.
9316 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
9317 * ipa.c: Include gimple.h.
9318 (cgraph_remove_unreachable_nodes): Use clone tree.
9319 * ipa-prop.c (ipa_note_param_call): Update call to
9320 compute_call_stmt_bb_frequencycall.
9321 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
9322 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
9323 (copy_bb): Handle updating of clone tree; add new edge when new call
9325 (expand_call_inline): Be strict about every call having edge.
9326 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
9327 (delete_unreachable_blocks_update_callgraph): New function.
9328 (tree_function_versioning): Use VECtors; always remove unreachable
9329 blocks and fold conditionals.
9330 * tree-inline.h: Do not include varray.h.
9331 (tree_function_versioning): Remove.
9332 * Makefile.in (GTFILES): Remove tree-inline.c
9333 * passes.c (do_per_function): Do only functions having body.
9334 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
9337 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
9338 Andrew Morrow <acm@google.com>
9341 * c-common.c (c_common_attribute_table): Permit deprecated
9342 attribute to take an optional argument.
9343 (handle_deprecated_attribute): If the optional argument to
9344 __attribute__((deprecated)) is not a string ignore the attribute
9347 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
9348 * c-typeck.c (build_component_ref): Likewise.
9349 (build_external_ref): Likewise.
9351 * toplev.c (warn_deprecated_use): Add an attribute argument.
9352 Emit the message associated with __attribute__((deprecated)).
9354 * toplev.h (warn_deprecated_use): Updated.
9356 * doc/extend.texi: Document new optional parameter to
9357 __attribute__((deprecated))
9359 2009-05-08 Michael Eager <eager@eagercon.com>
9361 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
9362 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
9364 2009-05-08 Richard Guenther <rguenther@suse.de>
9366 PR tree-optimization/40062
9367 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
9368 Avoid exponential behavior.
9370 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9372 PR rtl-optimization/33928
9374 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
9375 process_uses, build_single_def_use_links): New.
9376 (update_df): Update use_def_ref.
9377 (forward_propagate_into): Use get_def_for_use instead of use-def
9379 (fwprop_init): Call build_single_def_use_links and let it initialize
9381 (fwprop_done): Free use_def_ref.
9382 (fwprop_addr): Eliminate duplicate call to df_set_flags.
9383 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
9384 df_rd_simulate_one_insn): New.
9385 (df_rd_bb_local_compute_process_def): Update head comment.
9386 (df_chain_create_bb): Use the new RD simulation functions.
9387 * df.h (df_rd_simulate_artificial_defs_at_top,
9388 df_rd_simulate_one_insn): New.
9389 * opts.c (decode_options): Enable fwprop at -O1.
9390 * doc/invoke.texi (-fforward-propagate): Document this.
9392 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9395 * c-typeck.c (build_binary_op): Handle arithmetic between one real
9396 and one complex operand specially.
9397 * tree-complex.c (some_nonzerop): Do not identify a real value as
9398 zero if flag_signed_zeros.
9400 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9402 PR rtl-optimization/33928
9403 * loop-invariant.c (record_use): Fix && vs. || mishap.
9405 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9407 PR rtl-optimization/33928
9408 * loop-invariant.c (struct use): Add addr_use_p.
9409 (struct def): Add n_addr_uses.
9410 (struct invariant): Add cheap_address.
9411 (create_new_invariant): Set cheap_address.
9412 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
9413 (record_uses): Pass df_ref to record_use.
9414 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
9417 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9419 * config/sh/sh.c: Do not include c-pragma.h.
9421 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
9423 * config/spu/spu.c: Remove include of c-common.h.
9425 2009-05-07 Janis Johnson <janis187@us.ibm.com>
9428 * c-common.h (mark_valid_location_for_stdc_pragma,
9429 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
9430 clear_float_const_decimal64, float_const_decimal64_p): New.
9431 * c.opt (Wunsuffixed-float-constants): New.
9432 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
9433 unsuffixed float constant, handle new warning.
9434 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
9435 * c-decl.c (c_scope): New flag float_const_decimal64.
9436 (set_float_const_decimal64, clear_float_const_decimal64,
9437 float_const_decimal64_p): New.
9438 (push_scope): Set new flag.
9439 * c-parser.c (c_parser_translation_unit): Mark when it's valid
9440 to use STDC pragmas.
9441 (c_parser_external_declaration): Ditto.
9442 (c_parser_compound_statement_nostart): Ditto.
9443 * c-pragma.c (valid_location_for_stdc_pragma,
9444 mark_valid_location_for_stdc_pragma,
9445 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
9446 handle_pragma_float_const_decimal64): New.
9447 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
9448 * cp/semantics.c (valid_location_for_stdc_pragma_p,
9449 set_float_const_decimal64, clear_float_const_decimal64,
9450 float_const_decimal64_p): New dummy functions.
9451 * doc/extend.texi (Decimal Float): Remove statement that the
9452 pragma, and suffix for double constants, are not supported.
9453 * doc/invoke.texi (Warning Options): List new option.
9454 (-Wunsuffixed-float-constants): New.
9456 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
9458 * config/i386/i386.c: Do not include c-common.h.
9460 2009-05-07 Mark Heffernan <meheff@google.com>
9462 * doc/invoke.texi (Debugging Options): Document change of debugging
9464 * opts.c (decode_options): Make dump_base_name relative to
9465 aux_base_name directory.
9467 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9469 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
9470 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
9472 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
9474 * Makefile.in (install-plugin): Simplify a bit.
9476 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
9478 * Makefile.in (OBJS-common): Add regcprop.o.
9480 * timevar.def (TV_CPROP_REGISTERS): New.
9481 * regrename.c (regrename_optimize): Return 0.
9482 (rest_of_handle_regrename): Delete.
9483 (pass_rename_registers): Point to regrename_optimize.
9484 (struct value_data_entry, struct value_data,
9485 kill_value_one_regno, kill_value_regno, kill_value,
9486 set_value_regno, init_value_data, kill_clobbered_value,
9487 kill_set_value, kill_autoinc_value, copy_value,
9488 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
9489 replace_oldest_value_reg, replace_oldest_value_addr,
9490 replace_oldest_value_mem, copyprop_hardreg_forward_1,
9491 debug_value_data, validate_value_data): Move...
9492 * regcprop.c: ... here.
9493 (rest_of_handle_cprop): Delete.
9494 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9496 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9499 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9500 GEN_INT for 1 << bitnum.
9501 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9504 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9506 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9507 Remove wrong description of "nand" operation.
9509 2009-05-06 Richard Guenther <rguenther@suse.de>
9510 Adam Nemet <anemet@caviumnetworks.com>
9512 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9513 comment. Add that if LHS is not a gimple register, then RHS1 has
9514 to be a single object (GIMPLE_SINGLE_RHS).
9516 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9518 * expr.c (get_def_for_expr): Move it up in the file.
9519 (store_field): When expanding a bit-field store, look at the
9520 defining gimple stmt for the masking conversion.
9522 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9525 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9526 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9527 32-bit memcpy into long.
9529 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9531 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9532 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9534 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9535 instead of appending DW_OP_deref*.
9537 2009-05-06 Michael Matz <matz@suse.de>
9540 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9541 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9543 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9545 * Makefile.in (install-plugin): Fix srcdir handling.
9547 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9549 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9550 when processing for not_regs_needed bitmap.
9551 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9552 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9553 handling it for rhs.
9555 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9557 * config/i386/i386.md (unnamed inc/dec peephole): Use
9558 optimize_insn_for_size_p instead of optimize_size.
9559 * config/i386/predicates.md (incdec_operand): Likewise.
9560 (aligned_operand): Likewise.
9561 * config/i386/sse.md (divv8sf3): Likewise.
9562 (sqrtv8sf2): Likewise.
9564 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9566 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9568 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9570 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9572 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9573 ssemodesuffixf2c with avxmodesuffixf2c.
9575 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9578 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9580 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9582 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9583 (struct tree_base): Adjust spacing for 8 bit boundaries.
9584 (struct tree_decl_common): Add decl_by_reference_flag bit.
9585 (DECL_BY_REFERENCE): Adjust.
9586 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9587 print DECL_BY_REFERENCE bit.
9588 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9589 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9590 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9591 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9595 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9596 range of the type, but default label is missing, add it with one
9597 of the existing labels instead of adding a new label for it.
9599 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9603 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9605 * Makefile.in (enable_plugin, plugin_includedir): New.
9606 (install): Depend on install-plugin.
9607 (PLUGIN_HEADERS): New.
9608 (install-plugin): New.
9609 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9611 2009-05-05 Richard Guenther <rguenther@suse.de>
9613 PR tree-optimization/40022
9614 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9616 (phivn_valid_p): Fix tuplification error, simplify.
9617 (phiprop_insert_phi): Add dumps.
9618 (propagate_with_phi): Simplify.
9620 2009-05-05 Richard Guenther <rguenther@suse.de>
9623 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9625 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9627 * tree.h (strip_float_extensions): Remove duplicate declaration.
9628 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9629 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9630 block_ultimate_origin): Rearrange the declarations line to match the
9631 comment that indicates the .c file which the functions are defined.
9632 (dwarf2out_*, set_decl_rtl): Add comment.
9633 (get_base_address): Adjust comment.
9634 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9635 declarations line and add comment.
9636 (is_builtin_name): Add blank after function name, for clarity.
9638 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9640 * attribs.c (decl_attributes): Use %qE for identifiers in
9642 * cgraphunit.c (verify_cgraph_node): Translate function names to
9643 locale character set in diagnostics.
9644 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9646 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9647 Document that functions are named in UTF-8.
9648 * expr.c (expand_expr_real_1): Translate function names to locale
9649 character set in diagnostics.
9650 * gimplify.c (omp_notice_variable, omp_is_private,
9651 gimplify_scan_omp_clauses): Use %qE for identifiers in
9653 * langhooks.c (lhd_print_error_function): Translate function names
9654 to locale character set.
9655 * langhooks.h (decl_printable_name): Document that return value is
9656 in internal character set.
9657 * stmt.c: Include pretty-print.h
9658 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9660 (resolve_operand_name_1): Translate named operand name to locale
9662 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9664 * toplev.c (announce_function): Translate function names to locale
9666 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9667 (default_tree_printer): Use pp_identifier or translate identifiers
9668 to locale character set. Mark "<anonymous>" for translation.
9669 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9670 for identifiers in diagnostics.
9671 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9673 * varasm.c (output_constructor): Use %qE for identifiers in
9676 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9678 * configure.ac: use ` ` instead of $()
9679 * configure: Regenerate.
9681 2009-05-05 Ben Elliston <bje@au.ibm.com>
9683 * config/pa/linux-atomic.c: Eliminate conditional include of
9684 errno.h on non-LP64 systems to simplify build requirements.
9686 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9688 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9690 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9691 and pass value to identifier_to_locale.
9692 (warn_variable_length_array): Make name a tree.
9693 (grokdeclarator): Separate diagnostic texts for named and unnamed
9694 declarators. Use %qE for named declarators.
9695 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9697 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9698 identifiers in diagnostics.
9699 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9700 identifier_to_locale. Mark "anonymous" strings for translation.
9702 2009-05-04 Michael Eager <eager@eagercon.com>
9704 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9705 address for DImode/DFmode only if double-precision FP regs.
9707 2009-05-04 Michael Eager <eager@eagercon.com>
9709 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9710 TARGET_SINGLE_FLOAT check.
9712 2009-05-04 Michael Eager <eager@eagercon.com>
9714 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9716 2009-05-04 Michael Eager <eager@eagercon.com>
9718 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9719 * config/rs6000/t-xilinx: New
9721 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9723 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9724 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9725 * gcc/explow.c (memory_address): Use target hook.
9726 * gcc/targhooks.c (default_legitimize_address): New.
9727 * gcc/targhooks.h (default_legitimize_address): New.
9728 * gcc/target.h (legitimize_address): New.
9729 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9730 (TARGET_INITIALIZER): Include it.
9731 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9733 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9734 * config/bfin/bfin.c (legitimize_address): Remove.
9735 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9736 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9738 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9739 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9741 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9742 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9743 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9744 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9745 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9746 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9747 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9748 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9749 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9750 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9751 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9752 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9753 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9754 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9755 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9756 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9757 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9758 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9759 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9760 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9761 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9762 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9763 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9765 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9766 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9767 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9768 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9769 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9770 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9771 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9772 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9773 (thumb_legitimize_address): Delete.
9774 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9775 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9776 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9777 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9778 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9779 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9781 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9784 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9785 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9786 * config/m32r/m32r.c (m32r_legitimize_address): New.
9787 * config/m68k/m68k.c (m68k_legitimize_address): New.
9788 * config/score/score.c (score_legitimize_address): Standardize.
9789 * config/score/score3.c (score3_legitimize_address): Standardize.
9790 * config/score/score3.h (score3_legitimize_address): Adjust.
9791 * config/score/score7.c (score7_legitimize_address): Standardize.
9792 * config/score/score7.h (score7_legitimize_address): Adjust.
9793 * config/sh/sh.c (sh_legitimize_address): New.
9794 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9796 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9797 (s390_legitimize_address): ... this.
9798 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9799 (sparc_legitimize_address): ... this.
9800 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9801 (ix86_legitimize_address): ... this.
9802 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9803 (avr_legitimize_address): ... this.
9804 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9805 (mn10300_legitimize_address): ... this.
9806 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9807 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9808 (alpha_expand_mov): Adjust call.
9810 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9811 * config/spu/spu.c (spu_legitimize_address): Likewise.
9812 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9813 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9815 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9817 * intl.c (locale_encoding, locale_utf8): New.
9818 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9819 * intl.h (locale_encoding, locale_utf8): Declare.
9820 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9821 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9823 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9825 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9826 (pp_base_tree_identifier): Declare as function.
9827 (identifier_to_locale): Declare.
9828 * Makefile.in (pretty-print.o): Update dependencies.
9829 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9831 2009-05-04 Richard Guenther <rguenther@suse.de>
9834 * builtins.c (fold_builtin_memory_op): Do not decay to element
9835 type if the size matches the whole array.
9837 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9839 * expmed.c (synth_mult): When trying out a shift, pass the result
9842 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9844 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9845 (shiftsub1_cost): New.
9846 (init_expmed): Compute shiftsub1_cost.
9847 (synth_mult): Optimize multiplications by constants of the form
9848 -(2^^m-1) for some constant positive integer m.
9850 2009-05-03 Richard Guenther <rguenther@suse.de>
9853 * c-typeck.c (array_to_pointer_conversion): Do not built
9854 ADDR_EXPRs of arrays of pointer-to-element type.
9855 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9856 up wrong ADDR_EXPRs after-the-fact.
9857 * c-common.c (strict_aliasing_warning): Strip pointer
9858 conversions for obtaining the original type.
9859 * builtins.c (fold_builtin_memset): Handle array types.
9860 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9863 2009-05-03 Richard Guenther <rguenther@suse.de>
9866 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9867 Do not lose casts from array types with unknown extent to array
9868 types with known extent.
9869 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9870 alias set compatibility.
9872 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9874 * flags.h (extra_warnings): Delete.
9875 * toplev.c (process_options): Handle Wuninitialized here.
9876 * opts.c (extra_warnings): Delete.
9877 (set_Wextra): Delete.
9878 (common_handle_option): -Wextra can be handled automatically.
9879 * c-opts.c (c_common_handle_option): Delete obsolete code.
9880 (c_common_post_options): Simplify comment.
9881 * common.opt (W): Add Var.
9883 (Wuninitialized): Initialize to -1.
9885 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9886 Richard Guenther <rguenther@suse.de>
9888 * expr.c (get_def_for_expr): New function.
9889 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9890 SSA rather than trees.
9891 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9892 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9894 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9896 * c-common.c (reswords): Add _Imaginary.
9897 * c-common.c (enum rid): Add RID_IMAGINARY.
9899 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9901 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9902 Patch by Richard Guenther.
9904 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9906 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9907 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9908 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9909 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9910 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9911 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9912 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9913 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9914 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9915 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9916 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9917 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9918 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9919 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9920 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9921 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9922 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9923 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9925 2009-05-02 Richard Guenther <rguenther@suse.de>
9927 PR tree-optimization/39940
9928 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9931 2009-05-02 Richard Guenther <rguenther@suse.de>
9934 * tree-ssa.c (execute_update_addresses_taken): Properly check
9935 if we can mark a variable DECL_GIMPLE_REG_P.
9936 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9937 back to the end of the function.
9938 (is_gimple_reg_type): Remove complex type special casing.
9939 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9942 2009-05-02 Ben Elliston <bje@au.ibm.com>
9944 * doc/collect2.texi (Collect2): Document search path behaviour
9945 when configured with --with-ld.
9947 2009-05-02 Jan Hubicka <jh@suse.cz>
9949 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9950 parameter; update callers.
9951 (coalesce_cost_edge): EH edges are costier because they needs
9952 splitting even if not critical and even more costier when there are
9953 multiple EH predecestors.
9955 2009-05-02 Jan Hubicka <jh@suse.cz>
9957 * except.c (remove_eh_handler_and_replace): Handle updating after
9958 removing TRY blocks.
9960 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9962 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9964 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9966 * varasm.c: Do not include c-pragma.h.
9967 * attribs.c: Do not incude c-common.h.
9969 2009-05-01 Michael Matz <matz@suse.de>
9971 * calls.c (initialize_argument_information): Handle SSA names like
9972 decls with a non MEM_P DECL_RTL.
9974 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9976 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9977 * ipa-utils.c: Likewise.
9978 * ipa-type-escape.c: Likewise.
9979 * cgraphunit.c Do not include c-common.h.
9980 * ipa-pure-const.c: Likewise.
9981 * tree-if-conv.c: Likewise.
9982 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9983 * ipa-struct-reorg.c: Likewise.
9984 * tree-nomudflap.c: Likewise.
9985 * tree-ssa-structalias.c: Likewise.
9987 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9989 * store-motion.c: Many cleanups to make this pass a first-class
9990 citizen instead of an appendix to gcse load motion. Add TODO list
9991 to make this pass faster/cleaner/better.
9993 (struct ls_expr): Post gcse.c-split cleanups.
9994 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9995 "stores" field to "avail_stores".
9996 (pre_ldst_mems): Rename to store_motion_mems.
9997 (pre_ldst_table): Rename to store_motion_mems_table.
9998 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9999 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
10000 (ldst_entry): Rename to st_expr_entry, update users.
10001 (free_ldst_entry): Rename to free_st_expr_entry, update users.
10002 (free_ldst_mems): Rename to free_store_motion_mems, update users.
10003 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
10005 (first_ls_expr): Rename to first_st_expr, update users.
10006 (next_ls_expr): Rename to next_st_expr, update users.
10007 (print_ldst_list): Rename to print_store_motion_mems. Print names of
10008 fields properly for store motion instead of names inherited from load
10010 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
10011 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
10014 (ae_kill): Rename to st_kill, update users.
10015 (ae_gen): Rename to st_avloc, update users.
10016 (transp): Rename to st_transp, update users.
10017 (pre_insert_map): Rename to st_insert_map, update users.
10018 (pre_delete_map): Rename to st_delete_map, update users.
10019 (insert_store, build_store_vectors, free_store_memory,
10020 one_store_motion_pass): Update for abovementioned changes.
10022 (gcse_subst_count, gcse_create_count): Remove.
10023 (one_store_motion_pass): New statistics counters "n_stores_deleted"
10024 and "n_stores_created", local variables.
10026 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
10029 (regvec, compute_store_table_current_insn): Remove.
10030 (reg_set_info, reg_clear_last_set): Remove.
10031 (compute_store_table): Use DF caches instead of local dataflow
10034 2009-05-01 Joseph Myers <joseph@codesourcery.com>
10036 * c-objc-common.c (c_tree_printer): Print identifiers with
10037 pp_identifier, not pp_string. Mark "({anonymous})" for
10039 * c-pretty-print.c (pp_c_ws_string): New.
10040 (pp_c_cv_qualifier, pp_c_type_specifier,
10041 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
10042 pp_c_storage_class_specifier, pp_c_function_specifier,
10043 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
10044 pp_c_primary_expression, pp_c_postfix_expression,
10045 pp_c_unary_expression, pp_c_shift_expression,
10046 pp_c_relational_expression, pp_c_equality_expression,
10047 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
10048 use pp_string and pp_c_ws_string in place of pp_identifier and
10049 pp_c_identifier for non-identifiers. Mark English strings for
10051 * c-pretty-print.h (pp_c_ws_string): Declare.
10053 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
10054 Roland McGrath <roland@redhat.com>
10056 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
10057 (ENABLE_LD_BUILDID): New configuration option.
10058 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
10059 (LINK_BUILDID_SPEC): New macro.
10060 (init_spec): If defined, prepend it between LINK_EH_SPEC and
10062 * doc/install.texi: Document --enable-linker-build-id option.
10063 * configure: Rebuild.
10064 * config.in: Rebuild.
10066 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
10068 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
10069 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
10070 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
10071 MIPS_GP_SAVE_AREA_SIZE.
10072 * config/mips/mips.c (struct mips_frame_info): Update comment
10073 before arg_pointer_offset and hard_frame_pointer_offset.
10074 (mips_compute_frame_info): Update diagram before function: to
10075 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
10076 indicate the position of frame_pointer_rtx with -fstack-protector and
10077 to show args_size. Don't allocate cprestore area for leaf functions
10078 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
10080 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
10082 2009-04-30 Michael Matz <matz@suse.de>
10084 PR tree-optimization/39955
10085 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
10087 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
10089 * ira.c (setup_cover_and_important_classes): Use safe macro
10090 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
10092 * genpreds.c (write_tm_preds_h): Output suitable definition of
10093 REG_CLASS_FOR_CONSTRAINT.
10095 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10097 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
10099 * bitmap.c (bitmap_descriptor): Likewise.
10100 * ggc-common.c (loc_descriptor): Likewise.
10101 * varray.c (varray_descriptor): Likewise.
10102 * vec.c (vec_descriptor): Likewise.
10104 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
10106 * Makefile.in (dce.o): Add $(EXCEPT_H).
10107 * dce.c: Include except.h and delete redundant vector definitions.
10108 (deletable_insn_p): Return false for non-call insns that can throw
10111 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
10113 * gcse.c (ae_gen): Remove.
10114 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
10115 and make non-static function to make it available in store-motion.c.
10116 Update call sites with search-and-replace.
10117 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
10118 extract_mentioned_regs, extract_mentioned_regs_helper,
10119 find_moveable_store, compute_store_table, load_kills_store, find_loads,
10120 store_killed_in_insn, store_killed_after, store_killed_before,
10121 build_store_vectors, insert_insn_start_basic_block, insert-store,
10122 remove_reachable_equiv_notes, replace_store_insn, delete_store,
10123 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
10124 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
10125 * store-motion.c: ...new file. Also copy data structures from gcse.c
10126 and clean up to remove parts not used by store motion.
10127 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
10128 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
10130 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10133 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
10134 when optimizing for size.
10136 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
10138 * gcse.c (gcse_constant_p): Fix typo in last change.
10140 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10142 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
10144 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
10146 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
10148 2009-04-29 James E. Wilson <wilson@codesourcery.com>
10150 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
10151 CONST_HIGH_PART result.
10153 2009-04-29 Anatoly Sokolov <aesok@post.ru>
10155 * config/avr/avr.c (initial_elimination_offset): Rename to
10156 avr_initial_elimination_offset.
10157 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
10158 change return type to bool.
10159 (avr_can_eliminate): New function.
10160 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
10161 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
10162 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
10163 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
10164 avr_initial_elimination_offset.
10165 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
10166 (avr_initial_elimination_offset): Define.
10168 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
10169 Steven Bosscher <steven@gcc.gnu.org>
10171 PR rtl-optimization/39938
10172 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
10173 * cfgrtl.c: Include insn-attr.h.
10174 (rest_of_pass_free_cfg): New function.
10175 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
10176 * resource.c (init_resource_info): Remove call to df_analyze.
10178 2009-04-29 Richard Guenther <rguenther@suse.de>
10181 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
10182 allow conversion to signed integers.
10184 2009-04-29 Richard Guenther <rguenther@suse.de>
10186 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
10187 shifts of floating point vectors if the shift amount is
10188 a constant multiple of the element size.
10190 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
10191 Michael Matz <matz@suse.de>
10193 PR middle-end/39927
10195 * tree-outof-ssa.c (emit_partition_copy): New function.
10196 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
10197 insert_part_to_rtx_on_edge): Perform the partition base var
10198 copy using emit_partition_copy.
10199 (insert_value_copy_on_edge): Convert constants to the right mode.
10200 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
10201 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
10203 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10205 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
10206 scan backwards to try to find a constant to initialize it.
10208 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
10209 insn before the loop_end instruction, don't look past labels.
10211 2009-04-29 Richard Guenther <rguenther@suse.de>
10213 PR middle-end/39937
10214 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
10215 loose type conversions.
10216 (forward_propagate_addr_expr): Fix tuplification bug. Remove
10217 stmts only if there are no uses of its definition.
10219 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10221 * config/bfin/bfin.h (splitting_loops): Declare.
10222 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
10223 Reorder bit definitions to be ascending.
10224 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
10225 * config/bfin/bfin.c (splitting_loops): New variable.
10226 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
10227 (struct loop_info): Remove members INIT and LOOP_INIT.
10228 (bfin_optimize_loop): Don't set them. Reorder the code that generates
10229 the LSETUP sequence. Allow LC to be loaded from any register, but
10230 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
10231 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
10233 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
10234 of reload_completed.
10237 * config/bfin/bfin.md (movsi_insn): Refine constraints.
10239 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
10241 * Makefile.in (PLUGIN_VERSION_H): New.
10242 (OBJS-common): Remove plugin-version.o.
10243 (plugin.o): Depend on (PLUGIN_VERSION_H).
10244 (plugin-version.o): Remove.
10245 * configure: Regenerate
10246 * configure.ac: Create plugin-version.h.
10247 * gcc-plugin.h (plugin_gcc_version): Remove.
10248 (plugin_default_version_check): Change signature.
10249 * plugin-version.c: Remove.
10250 * plugin.c: Include plugin-version.h.
10251 (str_plugin_gcc_version_name): Remove.
10252 (try_init_one_plugin): Pass gcc version to plugin_init.
10253 (plugin_default_version_check): Both gcc and plugin versions are now
10256 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10258 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
10259 problematic last insns. Test for TYPE_CALL rather than CALL_P.
10260 Remove special case testing for last insn of inner loops. Don't fail
10261 if the loop ends with a jump, emit an extra nop instead.
10263 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
10264 DREGS rather than comparing directly. Remove code that tries to
10265 account for latencies.
10267 2009-04-29 Richard Guenther <rguenther@suse.de>
10269 PR tree-optimization/39941
10270 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
10271 eliminating an indirect call.
10273 2009-04-29 Richard Guenther <rguenther@suse.de>
10275 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
10276 parameter. Allow invariants as base if !require_lvalue.
10277 (verify_gimple_assign_single): Adjust.
10279 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10281 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
10282 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
10283 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
10284 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
10285 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
10287 * config/bfin/bfin.c (bfin_expand_builtin,
10288 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
10290 2009-04-28 Richard Guenther <rguenther@suse.de>
10292 * tree-vect-loop.c (get_initial_def_for_induction): Use
10293 correct types for pointer increment.
10295 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10297 * toplev.c (print_version): Update GMP version string calculation.
10299 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
10301 PR rtl-optimization/39938
10302 * resource.c (init_resource_info): Add call to df_analyze.
10304 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10306 * config/alpha/alpha.md (usegp): Cast the result of
10307 alpha_find_lo_sum_using_gp to enum attr_usegp.
10308 * config/alpha/alpha.c (override_options): Remove end-of-structure
10309 marker element from cpu_table. Use array size of cpu_table to handle
10310 -mcpu and -mtune options.
10311 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
10313 2009-04-28 Joseph Myers <joseph@codesourcery.com>
10315 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
10316 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
10317 tune_32 and tune_64.
10318 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
10319 support on PowerPC.
10320 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
10321 * config/rs6000/option-defaults.h: ... here. New file.
10322 (OPT_64, OPT_32): Define.
10323 (MASK_64BIT): Define to 0 if not already defined.
10324 (OPT_ARCH64, OPT_ARCH32): Define.
10325 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
10328 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10330 * config/arm/arm.c (arm_override_options): Emit error on using
10333 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10335 PR rtl-optimization/39914
10336 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10337 registers for allocnos created from user-defined variables only
10338 when not optimizing.
10340 2009-04-28 Richard Guenther <rguenther@suse.de>
10342 PR middle-end/39937
10343 * fold-const.c (fold_binary): Use distribute_real_division only
10346 2009-04-28 Steve Ellcey <sje@cup.hp.com>
10348 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
10349 add hpux-stdint.h to tm_file.
10350 (hppa[12]*-*-hpux11*): Ditto.
10351 (ia64*-*-hpux*): Ditto.
10352 * config/hpux-stdint.h: New.
10353 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
10354 __STDC_EXT__ for all compiles.
10355 * config/pa/pa-hpux.h: Ditto.
10356 * config/pa/pa-hpux10.h: Ditto.
10357 * config/pa/pa-hpux11.h: Ditto.
10359 2009-04-28 Catherine Moore <clm@codesourcery.com>
10361 * debug.h (set_name): Add comment.
10363 2009-04-28 Andrew Pinski <pinskia@gmail.com>
10366 * config/darwin.c (machopic_gen_offset): Check
10367 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
10368 * config/arm/arm.c (require_pic_register): Likewise.
10370 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
10372 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
10373 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
10374 m32c_promote_prototypes): Delete.
10376 2009-04-28 Michael Matz <matz@suse.de>
10378 PR middle-end/39922
10379 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
10382 2009-04-28 Richard Guenther <rguenther@suse.de>
10384 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
10386 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10388 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
10389 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
10390 * config/arm/arm-tune.md: Regenerate.
10392 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
10394 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
10395 block if there are complex incoming edges.
10396 (sel_merge_blocks): Remove useless assert.
10397 (sel_redirect_edge_and_branch): Check that edge was redirected.
10398 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
10399 (sel_find_rgns): Delete declaration.
10400 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
10401 the region when it is not a preheader.
10403 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10406 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
10408 2009-04-28 Richard Guenther <rguenther@suse.de>
10410 * tree.h (SSA_NAME_VALUE): Remove.
10411 (struct tree_ssa_name): Remove value_handle member.
10412 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
10413 array for jump threading.
10414 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
10416 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
10417 * tree-flow.h (threadedge_initialize_values): Declare.
10418 (threadedge_finalize_values): Likewise.
10419 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
10420 (SSA_NAME_VALUE): Define.
10421 (threadedge_initialize_values): New function.
10422 (threadedge_finalize_values): Likewise.
10423 * tree-ssa-dom.c (ssa_name_values): New global variable.
10424 (SSA_NAME_VALUE): Define.
10425 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
10427 2009-04-28 Ira Rosen <irar@il.ibm.com>
10429 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
10430 Use REPORT_VECTORIZED_LOCATIONS instead
10431 REPORT_VECTORIZED_LOOPS.
10432 * tree-vectorizer.c (vect_verbosity_level): Make static.
10433 (vect_loop_location): Rename to vect_location.
10434 (vect_set_verbosity_level): Update comment.
10435 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
10437 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
10438 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
10439 instead REPORT_UNVECTORIZED_LOOPS.
10440 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
10441 and vect_loop_def to vect_external_def and vect_internal_def.
10442 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
10443 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
10444 REPORT_UNVECTORIZED_LOCATIONS.
10445 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
10446 and vect_used_in_loop and to vect_unused_in_scope and
10447 vect_used_in_scope.
10448 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
10449 (vect_verbosity_level): Remove declaration.
10450 (vect_analyze_operations): Likewise.
10451 (vect_analyze_stmt): Declare.
10452 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
10453 REPORT_UNVECTORIZED_LOCATIONS.
10454 (vect_get_loop_niters): Fix indentation.
10455 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
10456 (vect_analyze_loop_operations): New function.
10457 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
10458 vect_analyze_operations.
10459 (vect_is_simple_reduction): Use new names.
10460 (vectorizable_live_operation, vect_transform_loop): Likewise.
10461 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
10462 to specify whether the data references can be a part of interleaving
10464 (vect_analyze_data_ref_dependence): Use new names.
10465 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
10466 (vect_create_addr_base_for_vector_ref): Remove redundant code.
10467 * tree-vect-patterns.c (widened_name_p): Use new names.
10468 (vect_recog_dot_prod_pattern): Likewise.
10469 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
10470 (process_use, vect_mark_stmts_to_be_vectorized,
10471 vect_model_simple_cost, vect_model_store_cost,
10472 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
10473 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10474 vectorizable_operation, vectorizable_type_demotion,
10475 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
10476 vectorizable_condition): Likewise.
10477 (vect_analyze_operations): Split into vect_analyze_loop_operations
10479 (vect_analyze_stmt): ... new function.
10480 (new_stmt_vec_info): Use new names.
10481 (vect_is_simple_use): Use new names and fix comment.
10482 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
10483 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
10485 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10488 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
10489 and integer modes for x87 operands. Do not ICE for unsupported size,
10490 generate error instead. Generate error for unsupported operand types.
10491 ['z']: Do not handle HImode memory operands specially. Warning
10492 for floating-point operands. Fallthru to 'Z' for unsupported operand
10493 types. Do not ICE for unsupported size, generate error instead.
10494 (output_387_binary_op): Use %Z to output operands.
10495 (output_fp_compare): Ditto.
10496 (output_387_reg_move): Ditto.
10498 2009-04-28 Ben Elliston <bje@au.ibm.com>
10503 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10505 * builtins.c (c_strlen): Do not warn here.
10506 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10507 * c-common.c (pointer_int_sum): Take an explicit location.
10508 Warn about offsets out of bounds.
10509 * c-common.h (pointer_int_sum): Adjust declaration.
10511 2009-04-27 Ian Lance Taylor <iant@google.com>
10513 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10515 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10516 * df-core.c (df_set_flags): Change return type to int. Change
10517 type of old_flags to int.
10518 (df_clear_flags): Likewise.
10519 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10520 (df_get_conditional_uses): Likewise.
10521 * df.h (df_set_flags, df_clear_flags): Update declarations.
10522 * dwarf2out.c (struct indirect_string_node): Change type of form
10523 field to enum dwarf_form.
10524 (AT_string_form): Change return type to enum dwarf_form.
10525 * fixed-value.c (fixed_compare): Add cast to enum type.
10526 * fwprop.c (update_df): Change 0 to VOIDmode.
10527 * gensupport.c: Change 0 to UNKNOWN.
10528 * gimple.h (gimple_cond_code): Add cast to enum type.
10529 * haifa-sched.c (reemit_notes): Add cast to enum type.
10530 * hooks.c (hook_int_void_no_regs): Remove function.
10531 * hooks.h (hook_int_void_no_regs): Remove declaration.
10532 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10533 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10534 * real.c (real_arithmetic): Add cast to enum type.
10535 (real_compare): Likewise.
10536 * target.h (struct gcc_target): Change return type of
10537 branch_target_register_class to enum reg_class.
10538 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10539 default_branch_target_register_class.
10540 * targhooks.c (default_branch_target_register_class): New function.
10541 * targhooks.h (default_branch_target_register_class): Declare.
10542 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10543 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10545 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10547 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10548 vect_uninitialized_def. Change 0 to ERROR_MARK.
10549 * tree-vect-stmts.c (supportable_widening_operation): Don't
10550 initialize icode1 and icode2.
10551 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10552 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10554 (cmn_err_flag_specs): Change 0 to STD_C89.
10555 (cmn_err_char_table): Likewise.
10556 * config/arm/arm.c (get_arm_condition_code): Change type of code
10557 to enum arm_cond_code.
10558 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10559 (IWMMXT_BUILTIN2): Likewise.
10560 (neon_builtin_type_bits): Don't define typedef.
10561 (neon_builtin_datum): Change type of bits field to int.
10562 (arm_expand_neon_args): Add cast to enum type.
10563 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10565 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10566 casts to enum type.
10567 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10569 * config/mips/mips.md (jal_macro): Return enum constant.
10570 (single_insn): Likewise.
10571 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10573 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10574 casts to enum type.
10575 * config/s390/s390.c (s390_tune_flags): Change type to int.
10576 (s390_arch_flags): Likewise.
10577 (s390_handle_arch_option): Change flags field of struct pta to int.
10578 * config/s390/s390.h (s390_tune_flags): Update declaration.
10579 (s390_arch_flags): Likewise.
10580 * config/sh/sh.c (prepare_move_operands): Compare
10581 tls_symbolic_operand result with enum constant.
10582 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10583 (sh_expand_prologue): Add cast to enum type.
10584 (sh_expand_epilogue): Likewise.
10585 (tls_symbolic_operand): Change return type to enum tls_model.
10586 (fpscr_set_from_mem): Add cast to enum type.
10587 (legitimize_pic_address): Compare tls_symbolic_operand result with
10589 (sh_target_reg_class): Change return type to enum reg_class.
10590 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10592 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10593 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10594 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10595 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10596 (delayed_branch, tls_call_delay): Likewise.
10597 (eligible_for_sibcall_delay): Likewise.
10598 (eligible_for_return_delay): Likewise.
10599 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10600 (spu_expand_builtin_1): Likewise.
10602 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10603 for all types of conversions.
10604 (output_init_element): Issue -Wc++-compat warning if needed when
10605 initializing a bitfield with enum type.
10606 * c-parser.c (c_parser_expression): Set original_type to
10607 original_type of right hand operand of comman operator.
10609 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10611 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10613 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10614 * doc/cpp.texi (Standard Predefined Macros)
10615 (Implementation-defined behavior): Likewise.
10616 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10617 * doc/gimple.texi (GIMPLE Exception Handling)
10618 (@code{GIMPLE_ASSIGN}): Likewise.
10619 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10620 * doc/invoke.texi (Warning Options, Optimize Options)
10621 (AVR Options, Darwin Options): Likewise.
10622 (Optimize Options): Reformulate -fwhole-program description.
10623 * doc/loop.texi (Lambda): Likewise.
10624 * doc/md.texi (Output Template, Define Constraints)
10625 (Standard Names, Insn Splitting): Likewise.
10626 * doc/options.texi (Option properties): Likewise.
10627 * doc/passes.texi (Tree-SSA passes): Likewise.
10628 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10629 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10630 (File Names and DBX): Likewise.
10631 * doc/trouble.texi (Incompatibilities): Likewise.
10633 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10635 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10636 instruction is correct.
10638 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10640 Allow non-constant arguments to conversion intrinsics.
10641 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10642 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10643 * spu.c (print_operand): Handle 'v' and 'w'.
10644 (exp2_immediate_p, spu_gen_exp2): Define.
10645 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10646 spu_convtf_1): Update parameter descriptions.
10647 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10648 * constraints.md ('v', 'w'): New.
10649 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10651 (i2f, I2F): New define_mode_attr.
10652 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10653 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10654 fixuns_truncv4sfv4si2): Update to use mode attribute.
10655 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10656 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10657 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10658 patterns for combine.
10660 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10662 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10663 (cprop, hoist, pre, store_motion): New debug counters.
10664 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10665 is not an RTL pass anymore.
10666 (pass_profiling): Remove extern decl for pass removed in 2005.
10667 (pass_gcse, pass_jump_bypass): Remove.
10668 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10669 to 0 for clean state.
10670 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10671 * cse.c (gate_handle_cse_after_global_opts,
10672 rest_of_handle_cse_after_global_opts): New functions.
10673 (pass_cse_after_global_opts): New pass, does local CSE.
10674 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10675 (TV_CPROP): New timevar.
10676 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10677 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10678 (gcse_main, recompute_all_luids): Remove.
10679 (compute_hash_table_work): Call max_reg_num instead of reading
10681 (cprop_jump): Don't set run_jump_opt_after_gcse.
10682 (constprop_register): Always allow to alter jumps.
10683 (cprop_insn): Likewise.
10684 (do_local_cprop): Likewise.
10685 (local_cprop_pass): Likewise. Return non-zero if something changed.
10686 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10687 (find_implicit_sets): Add note about missed optimization opportunity.
10688 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10689 pass_rtl_cprop execute function.
10690 Don't bother tracking the pass number, each pass gets its own dumpfile
10692 Always allow to alter jumpsand bypass jumps.
10693 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10694 will just find no suitable set.
10695 (pre_edge_insert): Fix dumping, this function is for PRE only.
10696 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10697 pass_rtl_pre execute function.
10698 (hoist_code): Return non-zero if something changed. Keep track of
10699 substitutions and insertions for statistics gathering similar to PRE.
10700 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10701 called from the pass_rtl_hoist execute function. Show pass statistics.
10702 (compute_store_table): Use max_reg_num directly instead of using the
10703 formerly global max_gcse_regno.
10704 (build_store_vectors): Likewise.
10705 (replace_store_insn): Fix dumping.
10706 (store_motion): Rename to ...
10707 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10708 pass, called from the pass_rtl_store_motion execute function. Keep
10709 track of substitutions and insertions for statistics gathering similar
10711 (bypass_jumps): Remove, fold interesting bits into ...
10712 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10713 from the pass_rtl_cprop execute function.
10714 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10715 pass_jump_bypass): Remove.
10716 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10717 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10718 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10719 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10720 (gate_rtl_store_motion, execute_rtl_store_motion,
10721 pass_rtl_store_motion): New.
10722 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10723 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10724 * passes.c (init_optimization_passes): Remove pass_gcse and
10725 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10726 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10727 instead of pass_jump_bypass.
10729 2009-04-27 Richard Guenther <rguenther@suse.de>
10731 PR middle-end/39928
10732 * gimplify.c (gimplify_expr): If we are required to create
10733 a temporary make sure it ends up as register.
10735 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10738 * config/i386/i386.c (construct_container): Don't call
10739 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10740 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10742 2009-04-27 Michael Matz <matz@suse.de>
10744 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10745 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10746 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10747 (dump_replaceable_exprs): Take a bitmap.
10748 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10750 (expand_gimple_basic_block): Likewise.
10751 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10752 replaceable_expressions member a bitmap.
10753 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10754 (mark_replaceable): Likewise.
10755 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10756 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10758 2009-04-27 Richard Guenther <rguenther@suse.de>
10760 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10761 (verify_stmts): Dispatch to gimple/type verification code.
10762 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10763 issue with call argument types.
10765 2009-04-27 Michael Matz <matz@suse.de>
10767 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10768 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10771 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10772 Eric Botcazou <ebotcazou@adacore.com>
10774 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10775 a label's basic block.
10776 (mark_target_live_regs): Tidy and rework obsolete comments.
10777 Change back DF problem to LIVE. If a label starts a basic block,
10778 assume that all registers that used to be live then still are.
10779 (init_resource_info): If a label starts a basic block, set its
10780 BLOCK_FOR_INSN accordingly.
10781 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10783 2009-04-27 Richard Guenther <rguenther@suse.de>
10785 * tree-flow-inline.h (function_ann): Remove.
10786 (get_function_ann): Likewise.
10787 * tree-dfa.c (create_function_ann): Remove.
10788 * tree-flow.h (struct static_var_ann_d): Remove.
10789 (struct function_ann_d): Likewise.
10790 (union tree_ann_d): Remove fdecl member.
10791 (function_ann_t): Remove.
10792 (function_ann, get_function_ann, create_function_ann): Remove
10795 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10797 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10799 2009-04-27 Jan Hubicka <jh@suse.cz>
10801 * ipa-pure-const.c (struct funct_state_d): New fields
10802 state_previously_known, looping_previously_known; remove
10803 state_set_in_source.
10804 (analyze_function): Use new fields.
10805 (propagate): Avoid assumption that state_set_in_source imply
10808 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10809 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10810 * cfgloop.h (finite_loop_p): Declare.
10812 2009-04-26 Michael Matz <matz@suse.de>
10814 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10816 2009-04-26 Michael Matz <matz@suse.de>
10818 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10819 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10820 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10821 pass_mark_used_blocks): Remove.
10822 * tree-optimize.c (pass_free_datastructures,
10823 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10824 * passes.c (init_optimization_passes): Don't call
10825 pass_mark_used_blocks, remove dead code.
10827 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10829 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10830 * tree-ssa-live.h (register_ssa_partition): Likewise.
10832 2009-04-26 Michael Matz <matz@suse.de>
10835 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10836 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10837 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10839 (compare_pairs): Swap cost comparison.
10840 (coalesce_ssa_name): Don't use change_partition_var.
10841 * tree-nrv.c (struct nrv_data): Add modified member.
10842 (finalize_nrv_r): Set it.
10843 (tree_nrv): Use it to update statements.
10844 (pass_nrv): Require PROP_ssa.
10845 * tree-mudflap.c (mf_decl_cache_locals,
10846 mf_build_check_statement_for): Use make_rename_temp.
10847 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10848 * alias.c (find_base_decl): Handle SSA names.
10849 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10850 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10851 * rtl.h (set_reg_attrs_for_parm): Declare.
10852 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10853 to "optimized", remove unused locals at finish.
10854 (execute_free_datastructures): Make global, call
10855 delete_tree_cfg_annotations.
10856 (execute_free_cfg_annotations): Don't call
10857 delete_tree_cfg_annotations.
10859 * ssaexpand.h: New file.
10860 * expr.c (toplevel): Include ssaexpand.h.
10861 (expand_assignment): Handle SSA names the same as register variables.
10862 (expand_expr_real_1): Expand SSA names.
10863 * cfgexpand.c (toplevel): Include ssaexpand.h.
10864 (SA): New global variable.
10865 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10866 (SSAVAR): New macro.
10867 (set_rtl): New helper function.
10868 (add_stack_var): Deal with SSA names, use set_rtl.
10869 (expand_one_stack_var_at): Likewise.
10870 (expand_one_stack_var): Deal with SSA names.
10871 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10872 before unique numbers.
10873 (expand_stack_vars): Use set_rtl.
10874 (expand_one_var): Accept SSA names, add asserts for them, feed them
10875 to above subroutines.
10876 (expand_used_vars): Expand all partitions (without default defs),
10877 then only the local decls (ignoring those expanded already).
10878 (expand_gimple_cond): Remove edges when jumpif() expands an
10879 unconditional jump.
10880 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10881 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10883 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10884 members of SA; deal with PARM_DECL partitions here; expand
10885 all PHI nodes, free tree datastructures and SA. Commit instructions
10886 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10887 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10888 info and statements at start, collect garbage at finish.
10889 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10890 (VAR_ANN_PARTITION) Remove.
10891 (change_partition_var): Don't declare.
10892 (partition_to_var): Always return SSA names.
10893 (var_to_partition): Only accept SSA names.
10894 (register_ssa_partition): Only check argument.
10895 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10897 (delete_var_map): Don't free it.
10898 (var_union): Only accept SSA names, simplify.
10899 (partition_view_init): Mark only useful SSA names as used.
10900 (partition_view_fini): Only deal with SSA names.
10901 (change_partition_var): Remove.
10902 (dump_var_map): Use ssa_name instead of partition_to_var member.
10903 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10905 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10906 (struct _elim_graph): New member const_dests; nodes member vector of
10908 (set_location_for_edge): New static helper.
10909 (create_temp): Remove.
10910 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10911 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10912 (new_elim_graph): Allocate const_dests member.
10913 (clean_elim_graph): Truncate const_dests member.
10914 (delete_elim_graph): Free const_dests member.
10915 (elim_graph_size): Adapt to new type of nodes member.
10916 (elim_graph_add_node): Likewise.
10917 (eliminate_name): Likewise.
10918 (eliminate_build): Don't take basic block argument, deal only with
10919 partition numbers, not variables.
10920 (get_temp_reg): New static helper.
10921 (elim_create): Use it, deal with RTL temporaries instead of trees.
10922 (eliminate_phi): Adjust all calls to new signature.
10923 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10924 (rewrite_trees): Only do checking.
10925 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10926 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10927 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10928 contains_tree_r, MAX_STMTS_IN_LATCH,
10929 process_single_block_loop_latch, analyze_edges_for_bb,
10930 perform_edge_inserts): Remove.
10931 (expand_phi_nodes): New global function.
10932 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10933 functions, initialize new parameter, remember partitions having a
10935 (finish_out_of_ssa): New global function.
10936 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10937 don't reset in_ssa_p here, don't disable TER when mudflap.
10938 (pass_del_ssa): Remove.
10939 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10941 (execute_free_datastructures): Declare.
10942 * Makefile.in (SSAEXPAND_H): New variable.
10943 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10944 * basic-block.h (commit_one_edge_insertion): Declare.
10945 * passes.c (init_optimization_passes): Move pass_nrv and
10946 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10947 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10948 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10949 (redirect_branch_edge): Deal with super block when expanding, split
10950 out jump patching itself into ...
10951 (patch_jump_insn): ... here, new static helper.
10953 2009-04-26 Michael Matz <matz@suse.de>
10955 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10956 beyond num_ssa_names.
10957 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10958 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10960 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10962 PR inline-asm/39543
10963 * fwprop.c (forward_propagate_asm): New function.
10964 (forward_propagate_and_simplify): Propagate also into __asm, if it
10965 doesn't increase the number of referenced registers.
10968 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10970 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10972 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10973 note_nonlocal_vla_type for nonlocal VLAs.
10974 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10975 contains_remapped_vars, remap_vla_decls): New functions.
10976 (convert_nonlocal_reference_stmt): If not optimizing, call
10977 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10978 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10979 if it wasn't found in var_map.
10980 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10981 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10982 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10984 * gimplify.c (nonlocal_vlas): New variable.
10985 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10987 (gimplify_body): Create and destroy nonlocal_vlas.
10989 * dwarf2out.c (loc_descr_plus_const): New function.
10990 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10991 mem_loc_descriptor, loc_descriptor_from_tree_1,
10992 descr_info_loc, gen_variable_die): Use it.
10994 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10995 !TREE_STATIC VAR_DECLs.
10996 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10997 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10998 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10999 DECL_BY_REFERENCE is valid.
11000 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
11001 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
11002 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
11003 Copy DECL_BY_REFERENCE.
11004 (struct nesting_copy_body_data): New type.
11005 (nesting_copy_decl): New function.
11006 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
11007 if they have variable length.
11009 2009-04-26 Michael Matz <matz@suse.de>
11011 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
11012 mark new temporaries for renaming.
11014 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11017 * c-decl.c (global_bindings_p): Return negative value.
11018 (c_variable_size): New. Based on variable_size from
11020 (grokdeclarator): Call c_variable_size not variable_size.
11022 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
11024 * config/i386/i386.c (print_operand) ['z']: Fix typo.
11026 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
11028 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
11029 Redefine it to just use mingw/include.
11030 (ASM_SPEC): Rules for -m32 and -m64.
11031 (LINK_SPEC): Use Likewise.
11032 (SPEC_32): New define.
11033 (SPEC_64): Likewise.
11034 (SUB_LINK_SPEC): Likewise.
11035 (MULTILIB_DEFAULTS): New define.
11036 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
11037 Add multilib options.
11038 (MULTILIB_DIRNAMES): Likewise.
11039 (MULTILIB_OSDIRNAMES): Likewise.
11040 (LIBGCC): Likewise.
11041 (INSTALL_LIBGCC): Likewise.
11043 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11046 * c-tree.h (enum c_inline_static_type): New.
11047 (record_inline_static): Declare.
11048 * c-decl.c (struct c_inline_static, c_inline_statics,
11049 record_inline_static, check_inline_statics): New.
11050 (pop_file_scope): Call check_inline_statics.
11051 (start_decl): Call record_inline_static instead of pedwarning
11052 directly for static in inline function.
11053 * c-typeck.c (build_external_ref): Call record_inline_static
11054 instead of pedwarning directly for static referenced in inline
11057 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
11059 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
11060 not new but only being rescanned.
11061 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
11062 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
11063 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
11064 record_set_info, compute_set, grealloc): Remove.
11065 (recompute_all_luids): New function.
11066 (gcse_main): Don't compute sets, and don't do related memory
11067 allocations/free-ing. If something changed before the end of the
11068 pass, update LUIDs using recompute_all_luids.
11069 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
11070 (free_gcse_mem): Don't free it either.
11071 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
11072 Use the df insn LUIDs.
11073 (load_killed_in_block): Likewise.
11074 (compute_hash_table_work): Don't compute reg_set_in_block.
11075 (compute_transp): Use DF_REG_DEF_CHAINs.
11076 (local_cprop_pass): Don't use compute_sets and related functions.
11077 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
11078 Use get_max_uid() instead of max_cuid.
11079 (insert_insn_end_basic_block, pre_insert_copy_insn,
11080 update_ld_motion_stores): Don't try to
11081 keep reg_set tables up to date.
11082 (pre_insert_copies): Use df insn LUIDs.
11083 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
11084 (reg_set_info): Don't use extra bitmap argument.
11085 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
11086 information to compute regs_set_in_block.
11087 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
11088 (bypass_jumps): Don't use compute_sets and friends.
11090 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11093 * opts.c (undocumented_msg): Do not leave blank even with
11096 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11098 * c-decl.c (build_enumerator): Allow values folding to integer
11099 constants but not integer constant expressions with a pedwarn if
11102 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11105 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
11106 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
11107 type is an integer constant.
11109 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11112 * config/i386/i386.c (print_operand) ['z']: Revert handling of
11115 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11118 * c-decl.c (grokdeclarator): Diagnose declarations of functions
11119 with variably modified return type and no storage class
11120 specifiers, except for the case of nested functions. Distinguish
11121 extern declarations of functions with variably modified return
11122 types from those of objects with variably modified types.
11124 2009-04-25 Jan Hubicka <jh@suse.cz>
11126 * tree.c (list_equal_p): New function.
11127 * tree.h (list_equal_p): Declare.
11128 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11129 basic_block_def, basic_block, const_basic_block): New.
11130 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
11131 (redirect_eh_edge): New function.
11132 (make_eh_edge_update_phi): EH edges are not abnormal.
11133 * except.c: Include tree-flow.h.
11134 (list_match): New function.
11135 (eh_region_replaceable_by_p): New function.
11136 (replace_region): New function.
11137 (hash_type_list): New function.
11138 (hash_eh_region): New function.
11139 (eh_regions_equal_p): New function.
11140 (merge_peers): New function.
11141 (remove_unreachable_regions): Verify EH tree when checking;
11143 (copy_eh_region_1): New function.
11144 (copy_eh_region): New function.
11145 (push_reachable_handler): New function.
11146 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
11147 regions without label but with live RESX.
11148 * except.h (redirect_eh_edge_to_label): New.
11149 * tree-flow.h (redirect_eh_edge): New.
11150 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11151 basic_block_def, basic_block, const_basic_block): Remove.
11152 * Makefile.in (except.o): Add dependency on tree-flow.h
11153 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
11154 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
11157 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
11160 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
11161 on the destination of memcpy.
11163 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
11165 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
11166 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
11167 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
11169 2009-04-25 Jan Hubicka <jh@suse.cz>
11171 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
11172 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
11173 to be reached by different label than left.
11174 (update_eh_edges): Update comment; remove edge_to_remove if possible
11175 and return true if suceeded.
11176 (cleanup_empty_eh): Accept sharing map; handle shared regions.
11177 (cleanup_eh): Compute sharing map.
11178 * except.c (remove_eh_handler_and_replace): Add argument if we should
11180 (remove_unreachable_regions): Update for label sharing.
11181 (label_to_region_map): Likewise.
11182 (get_next_region_sharing_label): New function.
11183 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
11185 (remove_eh_handler): Update.
11186 (remove_eh_region_and_replace_by_outer_of): New function.
11187 * except.h (struct eh_region): Add next_region_sharing_label.
11188 (remove_eh_region_and_replace_by_outer_of,
11189 get_next_region_sharing_label): Declare.
11190 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
11192 2009-04-25 Jan Hubicka <jh@suse.cz>
11194 * tree-cfg.c (split_critical_edges): Split also edges where we can't
11195 insert code even if they are not critical.
11197 2009-04-25 Jan Hubicka <jh@suse.cz>
11199 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11200 (gimple_can_remove_branch_p): EH edges won't remove branch by
11202 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
11203 updating of non-abnormal EH edges.
11204 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11205 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
11206 (split_critical_edges): Split also edges where emitting code on them
11207 will lead to splitting later.
11209 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11210 H.J. Lu <hongjiu.lu@intel.com>
11213 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
11214 the configured assembler supports fildq and fistpq mnemonics.
11215 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
11216 * configure: Regenerated.
11217 * config.in: Ditto.
11219 * config/i386/i386.c (print_operand): Handle 'Z'.
11220 ['z']: Remove handling of special fild/fist suffixes.
11221 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
11222 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
11223 suffix of fild insn.
11224 (*floatsi<mode>2_vector_mixed): Ditto.
11225 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
11226 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
11227 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11228 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
11229 * config/i386/gas.h (GAS_MNEMONICS): Remove.
11231 2009-04-25 Ben Elliston <bje@au.ibm.com>
11233 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
11234 the source of a set operation.
11236 2009-04-25 Anatoly Sokolov <aesok@post.ru>
11238 * target.h (struct gcc_target): Add case_values_threshold field.
11239 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
11240 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
11241 * targhooks.c (default_case_values_threshold): New function.
11242 * targhooks.h (default_case_values_threshold): Declare function.
11243 * stmt.c (expand_case): Use case_values_threshold target hook.
11244 * expr.h (case_values_threshold): Remove declartation.
11245 * expr.c (case_values_threshold): Remove function.
11246 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
11248 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
11249 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11250 (avr_case_values_threshold): Declare as static.
11251 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
11253 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
11254 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11255 (mn10300_case_values_threshold): New function.
11257 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11259 * ira.c (setup_cover_and_important_classes): Add enum cast.
11261 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
11263 * genpreds.c (write_enum_constraint_num): Output definition of
11264 CONSTRAINT_NUM_DEFINED_P macro.
11265 * ira.c (setup_cover_and_important_classes): Use
11266 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
11268 2009-04-24 DJ Delorie <dj@redhat.com>
11270 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
11271 __SH2A_SINGLE_ONLY__ also.
11273 2009-04-24 Steve Ellcey <sje@cup.hp.com>
11275 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
11276 (movdf_internal): Ditto.
11277 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
11278 SFmode and DFmode constants.
11279 (ia64_print_operand): Add 'G' format for printing
11280 floating point constants.
11282 2009-04-24 Richard Guenther <rguenther@suse.de>
11284 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
11285 from unsigned additions.
11287 2009-04-24 Joseph Myers <joseph@codesourcery.com>
11289 * c-typeck.c (set_init_index): Allow array designators that are
11290 not integer constant expressions with a pedwarn if pedantic.
11292 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11294 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
11295 zero if no overlap in nonzero bits between the operands.
11297 2009-04-24 Ian Lance Taylor <iant@google.com>
11299 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
11300 (record_dead_and_set_regs): Likewise.
11301 * df.h (struct df_mw_hardreg): Change flags field to int.
11302 (struct df_base_ref): Likewise.
11303 (struct df): Change changeable_flags field to int.
11304 * df-scan.c (df_defs_record): Change clobber_flags to int.
11305 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
11306 constants rather than #define macros.
11307 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
11308 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
11309 (enum dwarf_calling_convention): Likewise.
11310 (enum dwarf_line_number_x_ops): Likewise.
11311 (enum dwarf_call_frame_info): Likewise.
11312 (enum dwarf_source_language): Likewise.
11313 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
11314 (add_calling_convention_attribute): Likewise.
11315 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
11316 (combine_comparisons): Change compcode to int. Add cast to enum type.
11317 * genrecog.c (maybe_both_true_2): Change c to int.
11318 (write_switch): Likewise. Add cast to enum type.
11319 * gimplify.c (gimplify_omp_for): Handle return values from
11320 gimplify_expr using MIN rather than bitwise or.
11321 (gimplify_expr): Add cast to enum type.
11322 * ipa-prop.c (update_jump_functions_after_inlining): Change
11323 IPA_BOTTOM to IPA_JF_UNKNOWN.
11324 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
11325 Add casts to enum type.
11326 (setup_cover_and_important_classes): Change cl to int. Add casts
11328 (setup_class_translate): Change cl and mode to int.
11329 (ira_init_once): Change mode to int.
11330 (free_register_move_costs): Likewise.
11331 (setup_prohibited_mode_move_regs): Add casts to enum type.
11332 * langhooks.c (add_builtin_function_common): Rework assertion that
11333 value fits bitfield.
11334 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
11335 * omega.c (omega_do_elimination): Avoid math on enum types.
11336 * optabs.c (expand_vec_shift_expr): Remove casts to int.
11337 * opts.c (set_debug_level): Change 2 to enum constant. Use new
11338 int local to handle integral_argment value.
11339 * regmove.c (try_auto_increment): Change PUT_MODE to
11341 * reload.c (push_secondary_reload): Add casts to enum type.
11342 (secondary_reload_class, find_valid_class): Likewise.
11343 * reload1.c (emit_input_reload_insns): Likewise.
11344 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
11345 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
11346 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
11348 * tree.c (build_common_builtin_nodes): Add casts to enum type.
11349 * tree-complex.c (complex_lattice_t): Typedef to int rather than
11351 (expand_complex_libcall): Add casts to enum type.
11352 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
11353 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
11354 with ERROR_MARK, not NUM_TREE_CODES.
11355 (vect_create_epilog_for_reduction): Likewise.
11356 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
11357 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
11358 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
11360 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
11361 vect_unused_in_loop. Change 0 to loop_vect.
11362 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
11363 * var-tracking.c (get_init_value): Change return type to enum
11365 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
11366 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
11368 (arm_override_options): Add casts to enum type.
11369 (arm_emit_tls_decoration): Likewise.
11370 * config/i386/i386.c (ix86_function_specific_restore): Add casts
11372 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
11373 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
11374 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
11376 * config/s390/s390.c (code_for_builtin_64): Change to array of
11378 (code_for_builtin_31): Likewise.
11379 (s390_expand_builtin): Change code_for_builtin to enum insn_code
11381 * config/sparc/sparc.c (sparc_override_options): Change value
11382 field in struct code_model to enum cmodel. In initializer change
11383 0 to NULL and add cast to enum type.
11385 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
11386 Change all callers. Issue a -Wc++-compat warning using
11387 lhs_origtype if necessary.
11388 (convert_for_assignment): Issue -Wc++-compat warnings about
11389 invalid conversions to enum type on assignment.
11390 * c-common.h (build_modify_expr): Update declaration.
11392 2009-04-24 Nick Clifton <nickc@redhat.com>
11394 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
11395 (function_arg_advance): Likewise.
11396 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
11399 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11401 * config/s390/constraints.md ('I', 'J'): Fix condition.
11403 2009-04-24 Diego Novillo <dnovillo@google.com>
11405 * gengtype-parse.c (parse_error): Add newline after message.
11407 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11409 * config/i386/sse.md (avxmodesuffixs): Removed.
11410 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
11411 (*avx_pinsr<ssevecsize>): This.
11413 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11415 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
11416 follow chains of regs with a single definition, and allow expressions
11417 that are function_invariant_p.
11418 (simple_rhs_p): Allow expressions that are function_invariant_p.
11420 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
11422 PR middle-end/39867
11423 * fold-const.c (fold_cond_expr_with_comparison): When folding
11424 > and >= to MAX, make sure the MAX uses the same type as the
11425 comparison's operands.
11427 2009-04-24 Nick Clifton <nickc@redhat.com>
11429 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
11430 addressing for DImode accesses.
11431 (frv_print_operand_address): Handle PLUS case.
11432 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
11434 2009-04-24 Jakub Jelinek <jakub@redhat.com>
11436 PR rtl-optimization/39794
11437 * alias.c (canon_true_dependence): Add x_addr argument.
11438 * rtl.h (canon_true_dependence): Adjust prototype.
11439 * cse.c (check_dependence): Adjust canon_true_dependence callers.
11440 * cselib.c (cselib_invalidate_mem): Likewise.
11441 * gcse.c (compute_transp): Likewise.
11442 * dse.c (scan_reads_nospill): Likewise.
11443 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
11444 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
11445 canon_base_addr of the group, plus optional offset.
11446 (struct group_info): Rename canon_base_mem to
11448 (get_group_info): Set canon_base_addr to canon_rtx of base, not
11449 canon_rtx of base_mem.
11451 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
11453 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
11454 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
11456 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11458 * config/spu/spu-builtins.h: Delete file.
11460 * config/spu/spu.h (enum spu_builtin_type): Move here from
11462 (struct spu_builtin_description): Likewise. Add GTY marker.
11463 Do not use enum spu_function_code or enum insn_code.
11464 (spu_builtins): Add extern declaration.
11466 * config/spu/spu.c: Do not include "spu-builtins.h".
11467 (enum spu_function_code, enum spu_builtin_type_index,
11468 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
11469 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
11470 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
11471 unsigned_V2DI_type_node): Move here from spu-builtins.h.
11472 (spu_builtin_types): Make static. Add GTY marker.
11473 (spu_builtins): Add extern declaration with GTY marker.
11474 Include "gt-spu.h".
11476 * config/spu/spu-c.c: Do not include "spu-builtins.h".
11477 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
11478 Check programmatically whether all parameters are scalar.
11480 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
11482 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
11484 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
11485 assignment from the constructor either if the target is volatile.
11487 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
11489 * config/arm/arm.md (insv): Do not share operands[0].
11491 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11493 * config/vxlib-tls.c (active_tls_threads): Delete.
11494 (delete_hook_installed): New.
11495 (tls_delete_hook): Don't delete the delete hook.
11496 (tls_destructor): Delete it here.
11497 (__gthread_set_specific): Adjust installing the delete hook.
11498 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11499 __gthread_leave_tsd_dtor_context.
11501 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11503 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11505 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11507 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11509 (alpha_rtx_costs): Ditto.
11510 (emit_unlikely_jump): Use add_reg_note.
11511 (emit_frame_store_1): Ditto.
11512 (alpha_expand_prologue): Ditto.
11513 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11514 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11516 2009-04-23 Nick Clifton <nickc@redhat.com>
11518 * config/v850/v850.md (epilogue): Remove suppressed code.
11519 (return): Rename to return_simple and remove test of frame size.
11520 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11521 to gen_return_simple.
11523 2009-04-22 Jing Yu <jingyu@google.com>
11526 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11528 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11531 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11532 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11533 value is a VECTOR_CST, the element type is the element type of the
11536 2009-04-22 DJ Delorie <dj@redhat.com>
11538 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11540 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11542 * alias.c (find_base_term): Move around LO_SUM case, so that
11543 CONST falls through into PLUS/MINUS handling.
11546 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11547 into 0, use omit_one_operand.
11549 2009-04-23 Ben Elliston <bje@au.ibm.com>
11551 * config/rs6000/linux-unwind.h (get_regs): Remove type
11552 puns. Change the type of `pc' to an array of unsigned ints and
11553 update all users. Constify frame24.
11555 2009-04-22 DJ Delorie <dj@redhat.com>
11557 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11558 declarations before code.
11559 (current_function_special_page_vector): Likewise.
11560 (m32c_expand_insv): Silence a warning.
11562 2009-04-21 Taras Glek <tglek@mozilla.com>
11564 * alias.c: Update GTY annotations to new syntax.
11565 * basic-block.h: Likewise.
11566 * bitmap.h: Likewise.
11567 * c-common.h: Likewise.
11568 * c-decl.c: Likewise.
11569 * c-parser.c: Likewise.
11570 * c-pragma.c: Likewise.
11571 * c-tree.h: Likewise.
11572 * cfgloop.h: Likewise.
11573 * cgraph.h: Likewise.
11574 * config/alpha/alpha.c: Likewise.
11575 * config/arm/arm.h: Likewise.
11576 * config/avr/avr.h: Likewise.
11577 * config/bfin/bfin.c: Likewise.
11578 * config/cris/cris.c: Likewise.
11579 * config/darwin.c: Likewise.
11580 * config/frv/frv.c: Likewise.
11581 * config/i386/i386.c: Likewise.
11582 * config/i386/i386.h: Likewise.
11583 * config/i386/winnt.c: Likewise.
11584 * config/ia64/ia64.h: Likewise.
11585 * config/iq2000/iq2000.c: Likewise.
11586 * config/mips/mips.c: Likewise.
11587 * config/mmix/mmix.h: Likewise.
11588 * config/pa/pa.c: Likewise.
11589 * config/pa/pa.h: Likewise.
11590 * config/rs6000/rs6000.c: Likewise.
11591 * config/s390/s390.c: Likewise.
11592 * config/sparc/sparc.c: Likewise.
11593 * config/xtensa/xtensa.c: Likewise.
11594 * cselib.h: Likewise.
11595 * dbxout.c: Likewise.
11596 * dwarf2out.c: Likewise.
11597 * except.c: Likewise.
11598 * except.h: Likewise.
11599 * fixed-value.h: Likewise.
11600 * function.c: Likewise.
11601 * function.h: Likewise.
11602 * gimple.h: Likewise.
11603 * integrate.c: Likewise.
11604 * optabs.c: Likewise.
11605 * output.h: Likewise.
11606 * real.h: Likewise.
11608 * stringpool.c: Likewise.
11609 * tree-data-ref.c: Likewise.
11610 * tree-flow.h: Likewise.
11611 * tree-scalar-evolution.c: Likewise.
11612 * tree-ssa-address.c: Likewise.
11613 * tree-ssa-alias.h: Likewise.
11614 * tree-ssa-operands.h: Likewise.
11615 * tree.c: Likewise.
11616 * tree.h: Likewise.
11617 * varasm.c: Likewise.
11618 * varray.h: Likewise.
11620 * coretypes.h: Do not define GTY macro if it is already defined.
11621 * doc/gty.texi: Update GTY documentation to new syntax.
11622 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11623 annotations on structs.
11624 * gengtype-parse.c: Likewise.
11626 2009-04-22 Mark Heffernan <meheff@google.com>
11628 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11630 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11632 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11635 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11637 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11638 the same as a PLUS without a shift. Increase the cost of a
11641 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11643 * Makefile.in: Update dependencies.
11644 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11645 * errors.h: Remove bogus comment about compatibility.
11646 (warning): Update declaration.
11647 * genautomata.c: Update all calls to warning.
11648 * gimple.c: Do not include errors.h. Include toplev.h.
11649 * tree-ssa-structalias.c: Do not include errors.h.
11650 * omega.c: Likewise.
11651 * tree-ssa-reassoc.c: Likewise.
11652 * config/spu/spu-c.c: Likewise.
11653 * config/spu/t-spu-elf: Update dependencies.
11655 2009-04-22 Richard Guenther <rguenther@suse.de>
11657 PR tree-optimization/39824
11658 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11659 make sure the types are compatible.
11661 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11664 * c-common.c (c_parse_error): Take a token_flags parameter.
11665 Use token_type for the token type instead.
11666 Pass token_flags to cpp_type2name.
11667 * c-common.h (c_parse_error): Update declaration.
11668 * c-parser.c (c_parser_error): Pass 0 as token flags.
11670 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11672 PR rtl-optimization/39580
11673 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11675 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11677 * function.c (expand_function_end): Do not emit a jump to the "naked"
11678 return label for fall-through returns.
11679 * except.c (sjlj_emit_function_exit): Always place the call to the
11680 unregister function at the location installed by expand_function_end.
11682 2009-04-22 Richard Guenther <rguenther@suse.de>
11684 PR tree-optimization/39845
11685 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11686 (gen_inbound_check): Likewise.
11688 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11690 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11692 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11693 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11695 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11697 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11698 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11699 shift counts to avoid out-of-bounds array accesses.
11701 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11703 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11704 (Pmode): Move above.
11706 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11708 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11709 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11710 GET_CODE macro. Use IN_RANGE macro where appropriate.
11711 * config/alpha/alpha.h: Ditto.
11712 * config/alpha/alpha.md: Ditto.
11713 * config/alpha/constraints.md: Ditto.
11714 * config/alpha/predicates.md: Ditto.
11716 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11718 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11719 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11720 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11721 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11722 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11723 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11724 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11725 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11726 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11727 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11728 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11729 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11730 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11731 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11732 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11733 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11734 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11735 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11736 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11737 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11738 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11739 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11740 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11741 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11742 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11743 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11744 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11746 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11748 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11749 references from comments.
11750 * cfgbuild.c: (count_basic_blocks): Delete.
11751 (find_basic_blocks_1): Delete.
11752 (find_basic_blocks): Delete.
11753 * except.c (finish_eh_generation): Make static. Move comment from
11754 except.h here. Remove find_basic_blocks references from comments.
11755 * except.h (finish_eh_generation): Delete.
11756 * basic-block.h (find_basic_blocks): Delete.
11757 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11759 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11761 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11762 (sdbout_parms): Likewise.
11764 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11766 * config/sh/sh.c (prepare_cbranch_operands): Use
11767 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11768 (expand_cbranchdi4): Likewise.
11769 (from_compare): Add cast to enum type.
11770 (expand_cbranchsi4): Use add_reg_note.
11771 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11772 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11773 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11774 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11775 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11776 instead of CODE_FOR_nothing.
11777 (cbranchdi4): Likewise. Fix the order of arguments for
11779 (push_fpscr): Use add_reg_note.
11780 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11781 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11783 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11785 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11786 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11787 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11788 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11789 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11790 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11791 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11792 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11793 config/alpha/x-vms, config/arc/t-arc,
11794 config/arm/README-interworking, config/arm/arm-c.c,
11795 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11796 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11797 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11798 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11799 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11800 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11801 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11802 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11803 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11804 config/cris/t-elfmulti, config/crx/t-crx,
11805 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11806 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11807 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11808 config/h8300/t-h8300, config/i386/athlon.md,
11809 config/i386/darwin-libgcc.10.4.ver,
11810 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11811 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11812 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11813 config/i386/t-linux64, config/i386/t-nwld,
11814 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11815 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11816 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11817 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11818 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11819 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11820 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11821 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11822 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11823 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11824 config/m68k/t-uclinux, config/mcore/t-mcore,
11825 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11826 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11827 config/mips/crtn.asm, config/mips/irix-crti.asm,
11828 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11829 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11830 config/mips/mips-fixed.md, config/mips/sb1.md,
11831 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11832 config/mips/t-iris6, config/mips/t-isa3264,
11833 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11834 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11835 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11836 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11837 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11838 config/mn10300/t-linux, config/mn10300/t-mn10300,
11839 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11840 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11841 config/picochip/libgccExtras/clzsi2.asm,
11842 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11843 config/rs6000/darwin-libgcc.10.4.ver,
11844 config/rs6000/darwin-libgcc.10.5.ver,
11845 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11846 config/rs6000/t-aix43, config/rs6000/t-aix52,
11847 config/rs6000/t-darwin, config/rs6000/t-fprules,
11848 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11849 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11850 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11851 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11852 config/rs6000/t-rtems, config/rs6000/t-spe,
11853 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11854 config/score/t-score-elf, config/sh/divcost-analysis,
11855 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11856 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11857 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11858 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11859 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11860 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11861 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11862 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11863 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11864 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11865 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11866 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11867 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11868 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11869 * config/h8300/genmova.sh: Include copyright and license notices
11870 in generated output.
11871 * config/h8300/mova.md: Regenerate.
11872 * doc/install.texi2html: Include word "Copyright" in copyright
11873 notice and use name "Free Software Foundation, Inc.".
11874 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11875 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11876 ChangeLog-2007, ChangeLog-2008: Correct dates.
11878 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11880 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11881 NE_EXPR operations as well.
11882 * c-parser.c (c_parser_condition): Do not set location information on
11884 (c_parser_conditional_expression): Likewise.
11885 (c_parser_binary_expression): Set location information on operators.
11886 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11887 TRUTH_NOT_EXPR has been folded.
11888 * fold-const.c (fold_truth_not_expr): Copy location information from
11889 the incoming expression to the outgoing one.
11890 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11891 recursive calls on the LHS of the operator but pass that of the
11892 operator to recursive calls on the RHS of the operator. Set it
11894 (shortcut_cond_expr): Set the locus of the operator on the second
11895 COND_EXPR and that of the expression on the first in degenerate cases.
11896 Pass the locus of the expression to calls to shortcut_cond_r.
11897 Set the locus of the 'then' block on the associated jump, if any.
11898 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11899 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11900 expression to call to gimplify_boolean_expr.
11902 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11904 * config.gcc: Add additional configuration for
11905 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11906 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11907 (CPP_SPEC): Redefine for allowing -municode option.
11908 (STARTFILE_SPEC): Likewise.
11909 * config/i386/t-mingw-w64: New.
11910 * config/i386/mingw-w64.opt: New.
11911 (municode): Add new target option.
11912 * doc/invoke.texi (municode): Add documentation for new option.
11914 2009-04-21 Ian Lance Taylor <iant@google.com>
11916 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11917 Correct test for number of arguments.
11918 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11920 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11922 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11923 argument of emit_library_call.
11925 2009-04-21 Richard Guenther <rguenther@suse.de>
11927 PR middle-end/39829
11928 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11929 inside VIEW_CONVERT_EXPRs.
11931 2009-04-21 Martin Jambor <mjambor@suse.cz>
11933 * tree-switch-conversion.c (build_constructors): Split a long line.
11934 (constructor_contains_same_values_p): New function.
11935 (build_one_array): Create assigns of constants if possible, do not
11936 call mark_sym_for_renaming, call update_stmt.
11937 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11938 make_rename_temp. Do not call mark_symbols_for_renaming, call
11940 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11941 find_new_referenced_vars, call update_stmt.
11942 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11943 instead of calling make_rename_temp. Do not call
11944 find_new_referenced_vars or mark_symbols_for_renaming, call
11947 2009-04-21 Richard Guenther <rguenther@suse.de>
11949 PR tree-optimization/39827
11950 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11951 (tree_ssa_phiprop): Pass the correct array size.
11953 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11955 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11957 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11960 * c-typeck.c (lvalue_p): Move declaration ...
11961 * c-common.h (lvalue_p): ... to here.
11962 * c-common.c (candidate_equal_p): New.
11963 (add_tlist): Use it.
11964 (merge_tlist): Use it.
11965 (warn_for_collisions_1): Likewise.
11966 (warning_candidate_p): Accept more candidates.
11967 (verify_tree): A warning candidate can be an expression. Use
11970 2009-04-21 Ben Elliston <bje@au.ibm.com>
11973 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11974 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11975 options. Remove -mcall-solaris documentation.
11977 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11980 * doc/invoke.texi (-Wlong-long): Update description.
11981 * c-lex (interpret_integer): Only warn if there was no previous
11982 overflow and -Wlong-long is enabled.
11983 * c-decl.c (declspecs_add_type): Drop redundant flags.
11984 * c.opt (Wlong-long): Init to -1.
11985 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11986 and front-end warn_long_long. Wlong-long only depends on other
11987 flags if it is uninitialized.
11988 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11989 the same for CPP and FE.
11990 (restore_extension_diagnostics): Likewise.
11992 2009-04-20 Ian Lance Taylor <iant@google.com>
11994 Fix enum conversions which are invalid in C++:
11995 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11996 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11997 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11998 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11999 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
12000 (dbxout_parms): Likewise.
12001 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
12002 (df_clear_flags): Likewise.
12003 * df-problems.c (df_rd_bb_local_compute_process_def): Change
12004 top_flag parameter to int.
12005 (df_chain_create_bb_process_use): Likewise.
12006 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
12008 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
12009 (df_ref_create_structure, df_def_record_1): Likewise.
12010 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
12011 (df_notes_rescan): Change 0 to VOIDmode in function call.
12012 (df_get_call_refs, df_insn_refs_collect): Likewise.
12013 (df_bb_regs_collect): Likewise.
12014 (df_entry_block_defs_collect): Likewise.
12015 (df_exit_block_uses_collect): Likewise.
12016 * df.h: Update declarations.
12017 * double-int.c (double_int_divmod): Add cast to enum type.
12018 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
12019 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
12020 (based_loc_descr): Likewise.
12021 (loc_descriptor_from_tree_1): Change first_op and second_op to
12022 enum dwarf_location_atom. Add cast to enum type.
12023 * expmed.c (init_expmed): Change 0 to SET in function call.
12024 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
12025 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
12026 (do_store_flag): Likewise.
12027 * fixed-value.h (struct fixed_value): Change mode to enum
12029 * function.c (assign_parms): Change 0 to VOIDmode in function call.
12030 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
12032 (insert_insn_decl, insert_decl, insert_state): Likewise.
12033 (automata_list_finish): Likewise.
12034 * genrecog.c (process_define_predicate): Add cast to enum type.
12035 * gensupport.c (init_predicate_table): Add cast to enum type.
12036 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
12038 (gimple_build_call_1, gimple_build_label): Likewise.
12039 (gimple_build_goto, gimple_build_asm_1): Likewise.
12040 (gimple_build_switch_1, gimple_build_cdt): Likewise.
12041 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
12042 (enum fallback): Rename from enum fallback_t.
12043 (fallback_t): Typedef as int.
12044 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
12045 GSI_SAME_STMT in function call.
12046 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
12048 (setup_reg_class_relations): Likewise.
12049 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
12050 (setup_prohibited_class_mode_regs): Add cast to enum type.
12051 (setup_prohibited_mode_move_regs): Likewise.
12052 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
12053 (record_address_regs): Change i to enum reg_class.
12054 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
12055 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
12056 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
12057 (GET_MODE_2XWIDER_MODE): Likewise.
12058 (GET_CLASS_NARROWEST_MODE): Likewise.
12059 * omp-low.c (expand_omp_for): Add cast to enum type.
12060 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
12061 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
12062 * postreload.c (reload_cse_simplify_operands): Change rclass local
12064 * predict.c (combine_predictions_for_insn): Change best_predictor
12065 and predictor to enum br_predictor.
12066 (combine_predictions_for_bb): Likewise.
12067 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
12068 use SET_PREDICT_EXPR_OUTCOME.
12069 * real.c (real_arithmetic): Change icode to code in function call.
12070 * reginfo.c (init_move_cost): Add casts to enum type.
12071 (init_reg_sets_1, init_fake_stack_mems): Likewise.
12072 * regmove.c (regclass_compatible_p): Change class0 and class1 to
12074 * reload.c (find_valid_class): Add casts to enum type.
12075 (push_reload): Change 0 to NO_REGS in function call.
12076 (find_reloads): Change this_alternative to array of enum
12077 reg_class. Remove some now-unnecessary casts.
12078 (make_memloc): Change 0 to VOIDmode in function call.
12079 * reload1.c (reload): Change 0 to VOIDmode in function call.
12080 (eliminate_regs_1, elimination_effects): Likewise.
12081 (eliminate_regs_in_insn): Likewise.
12082 (emit_input_reload_insns): Add cast to enum type.
12083 (delete_output_reload): Change 0 to VOIDmode in function call.
12084 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
12085 to enum type in function call.
12086 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
12087 (SET_PREDICT_EXPR_OUTCOME): Define.
12088 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
12089 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
12090 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
12091 (dump_function): Likewise.
12092 * tree-dump.h: Update declarations.
12093 * tree-pass.h: Update declarations.
12094 * varasm.c (assemble_integer): Change mclass to enum mode_class.
12095 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
12097 (arm_rtx_costs_1): Correct parenthesization.
12098 (arm_rtx_costs): Add casts to enum type.
12099 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
12100 (vfp_emit_fstmd): Use add_rg_note.
12101 (emit_multi_reg_push, emit_sfm): Likewise.
12102 (thumb_set_frame_pointer): Likewise.
12103 (arm_expand_prologue): Likewise.
12104 (arm_regno_class): Change return type to enum reg_class.
12105 (thumb1_expand_prologue): Use add_reg_note.
12106 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
12107 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
12109 * config/arm/gentune.sh: Add cast to enum type.
12110 * config/arm/arm-tune.md: Rebuild.
12111 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
12112 (ix86_split_fp_branch, predict_jump): Likewise.
12113 (ix86_expand_multi_arg_builtin): Change sub_code from enum
12114 insn_code to enum rtx_code.
12115 (ix86_builtin_vectorized_function): Add cast to enum type.
12116 * config/i386/i386.md (truncdfsf2): Change slot to enum
12118 (truncxf<mode>2, isinf<mode>2): Likewise.
12119 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
12121 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
12122 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
12123 (insert_bundle_state): Change 1 to INSERT in function call.
12124 (ia64_add_bundle_selector_before): Likewise.
12125 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
12126 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
12127 (restore_stack_nonlocal): Likewise.
12128 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
12130 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
12132 (mips_rtx_costs): Likewise.
12133 (mips_override_options): Add casts to enum type.
12134 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
12136 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
12137 (store_reg, set_reg_plus_d): Likewise.
12138 (hppa_expand_prologue, hppa_profile_hook): Likewise.
12139 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
12141 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
12143 (emit_unlikely_jump): Use add_reg_note.
12144 (rs6000_emit_allocate_stack): Likewise.
12145 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
12146 (output_toc): Change 1 to INSERT in function call.
12147 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
12148 (rs6000_initialize_trampoline): Likewise.
12149 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
12151 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
12152 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
12153 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
12154 (save_gprs): Use add_reg_note.
12155 (s390_emit_prologue): Likewise.
12156 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12157 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
12158 (sparc_fold_builtin): Add cast to enum type.
12159 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
12161 (spu_expand_prologue): Use add_reg_note.
12162 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
12164 2009-04-20 Ian Lance Taylor <iant@google.com>
12166 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
12167 (c_parser_postfix_expression_after_primary): Get VEC for list of
12168 arguments. Get original types of arguments. Call
12169 build_function_call_vec.
12170 (cached_expr_list_1, cached_expr_list_2): New static variables.
12171 (c_parser_expr_list): Change return type to VEC *. Add
12172 p_orig_types parameter. Change all callers.
12173 (c_parser_release_expr): New static function.
12174 (c_parser_vec_to_tree_list): New static function.
12175 * c-typeck.c (build_function_call): Rewrite to build a VEC and
12176 call build_function_call_vec.
12177 (build_function_call_vec): New function, based on old
12178 build_function_call.
12179 (convert_arguments): Remove nargs and argarray parameters. Change
12180 values to a VEC. Add origtypes parameter.
12181 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
12182 (convert_for_assignment): Add origtype parameter. Change all
12183 callers. If warn_cxx_compat, check for conversion to an enum
12184 type when calling a function.
12185 (store_init_value): Add origtype parameter. Change all callers.
12186 (digest_init): Likewise.
12187 (struct init_node): Add origtype field.
12188 (add_pending_init): Add origtype parameter. Change all callers.
12189 (output_init_element): Likewise.
12190 (output_pending_init_elements): Pass origtype from init_node to
12191 output_init_element.
12192 (process_init_element): Pass origtype from c_expr to
12193 output_init_element.
12194 (c_finish_return): Add origtype parameter. Change all callers.
12195 * c-common.c (sync_resolve_size): Change params to VEC *. Change
12197 (sync_resolve_params): Likewise.
12198 (sync_resolve_return): Change params to first_param. Change caller.
12199 (resolve_overloaded_builtins): Change params to VEC *. Change
12200 callers. Save first parameter around call to build_function_call_vec.
12201 * c-decl.c (finish_decl): Add origtype parameter. Change all
12202 callers. Call build_function_call_vec rather than
12203 build_function_call for cleanup.
12204 * c-tree.h: Update declarations.
12205 * c-common.h: Update declarations.
12206 * stub-objc.c (objc_rewrite_function_call): Change parameter from
12207 params to first_param.
12208 * target.h (struct gcc_target): Change resolve_overloaded_builtin
12209 params parameter from tree to void *.
12210 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12211 Change arglist parameter to have type void *, and to be a pointer
12213 * config/rs6000/rs6000-protos.h
12214 (altivec_resolve_overloaded_builtin): Update declaration.
12215 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
12216 fnargs parameter to have type void *, and to be a pointer to a
12217 VEC. Call build_function_call_vec instead of
12218 build_function_call.
12219 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
12221 2009-04-20 Joey Ye <joey.ye@intel.com>
12222 Xuepeng Guo <xuepeng.guo@intel.com>
12223 H.J. Lu <hongjiu.lu@intel.com>
12225 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
12227 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
12228 (IX86_LEA_PRIORITY): Likewise.
12229 (distance_non_agu_define): New function.
12230 (distance_agu_use): Likewise.
12231 (ix86_lea_for_add_ok): Likewise.
12232 (ix86_dep_by_shift_count): Likewise.
12234 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
12235 should split for LEA.
12237 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
12239 (ix86_dep_by_shift_count): Likewise.
12241 2009-04-20 Richard Guenther <rguenther@suse.de>
12243 * expr.c (handled_component_p): Move ...
12244 * tree.h (handled_component_p): ... here.
12245 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
12246 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
12247 and REALPART_EXPR to be in one group.
12249 2009-04-20 Richard Guenther <rguenther@suse.de>
12251 * basic-block.h (get_all_dominated_blocks): Declare.
12252 * dominance.c (get_all_dominated_blocks): New function.
12253 * tree-cfg.c (get_all_dominated_blocks): Remove.
12254 (remove_edge_and_dominated_blocks): Adjust.
12255 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
12256 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
12257 instead of recursing.
12259 2009-04-20 Doug Kwan <dougkwan@google.com>
12261 * cgraph.h (cgraph_node_ptr): New type for vector functions.
12262 (struct cgraph_node_set_def): New type.
12263 (cgraph_node_set) New type. Also declare vector functions.
12264 (struct cgraph_node_set_element_def): New type.
12265 (cgraph_node_set_element): Ditto.
12266 (cgraph_node_set_iterator): New iterator type.
12267 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
12268 cgraph_node_set_remove, dump_cgraph_node_set,
12269 debug_cgraph_node_set): New prototypes.
12270 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
12271 cgraph_node_set_size): New inlines.
12272 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
12273 including cgraph.h.
12274 (struct ipa_opt_pass): Add struct cgraph_node_set_def
12275 argument to function 'write_summary'.
12276 * ipa.c: Include ggc.h.
12277 (hash_cgraph_node_set_element,
12278 eq_cgraph_node_set_element, cgraph_node_set_new,
12279 cgraph_node_set_add, cgraph_node_set_remove,
12280 cgraph_node_set_find, dump_cgraph_node_set,
12281 debug_cgraph_node_set): New functions.
12282 * Makefile.in (ipa.o): Add dependency on GGC_H.
12284 2009-04-20 Ira Rosen <irar@il.ibm.com>
12286 PR tree-optimization/39675
12287 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
12288 check of the return code of vect_schedule_slp. Check that
12289 stmt_vec_info still exists for the statement, before checking its
12290 vectorization type.
12292 2009-04-20 Michael Matz <matz@suse.de>
12294 * Makefile.in (generated_files): Take out $(simple_generated_c).
12296 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
12298 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
12299 (UINTPTR_TYPE): Likewise.
12301 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12304 * c-typeck.c (digest_init): Check for initializing an array with a
12307 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12310 * c-semantics.c (pop_stmt_list): Propagate
12311 STATEMENT_LIST_HAS_LABEL to parent statement list.
12313 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
12315 * config/mips/mips.h (mips_tune_attr): New macro.
12316 * config/mips/mips.md (cpu): Use it.
12318 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12321 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
12324 2009-04-19 Diego Novillo <dnovillo@google.com>
12326 * toplev.c (compile_file): Move call to coverage_finish ...
12327 * cgraphunit.c (ipa_passes): ... here.
12328 Call cgraph_process_new_functions.
12329 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
12330 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
12332 2009-04-19 Jan Hubicka <jh@suse.cz>
12334 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
12336 (dump_cgraph_node): Dump can throw external flag.
12337 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
12339 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12343 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
12344 * common.opt (Wlogical-op): Move from here...
12345 * c.opt (Wlogical-op): ... to here.
12346 * c-typeck.c (parser_build_binary_op): Update call to
12347 warn_logical_operator.
12348 * c-opts.c (c_common_post_options): Enable warn_logical_op with
12350 * c-common.c (warn_logical_op): Update.
12351 * c-common.h (warn_logical_op): Update declaration.
12353 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
12355 * tree.c (protected_set_expr_location): Fix formatting.
12357 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12360 * c-typeck.c (readonly_warning): new.
12361 (build_unary_op, build_modify_expr): Use readonly_warning for
12362 storing into something readonly but not const-qualified.
12364 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12367 * c-typeck.c (build_unary_op): Check for taking address of
12368 expression of type void.
12370 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12373 * c-typeck.c (build_function_call): Check for calling a function
12374 with qualified void return types. Call require_complete_type when
12377 2009-04-18 Jan Hubicka <jh@suse.cz>
12379 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
12381 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
12382 can_throw_external flag.
12383 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
12384 * ipa-pure-const.c (ignore_edge): New function.
12385 (propagate): Compute order for NOTHROW computation; set NOTHROWs
12386 only over can_throw_external edges.
12387 (local_pure_const): Add nothrow flag.
12388 * ipa-utils.c (searchc): Add ignore_edge callback.
12389 (ipa_utils_reduced_inorder): Add ignore_edge callback.
12390 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
12391 (set_nothrow_function_flags): Update cgraph.
12392 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
12394 2009-04-18 Richard Guenther <rguenther@suse.de>
12396 PR middle-end/39804
12397 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
12398 (fold_stmt): ... this and ...
12399 (fold_stmt_inplace): ... this.
12400 (fold_stmt_1): Fold references in calls and asms.
12401 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
12403 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12405 * tree-vrp.c (ssa_name_nonzero_p): Remove.
12406 * tree.h: Remove the prototype for ssa_name_nonzero_p.
12408 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12410 * tree.c (function_args_count): Remove.
12411 * tree.h: Remove the prototype for function_args_count.
12413 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12415 * tree-iterator.c (expr_only): Remove.
12416 * tree.h: Remove the prototype for expr_only.
12418 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12420 * reginfo.c (cannot_change_mode_set_regs): Remove.
12421 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
12423 2009-04-08 Anatoly Sokolov <aesok@post.ru>
12425 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
12426 whether operands 0 and 1 overlaps.
12428 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12430 PR middle-end/36902
12431 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
12432 pointer. Use warning_at instead of warning.
12433 (search_for_addr_array): Likewise.
12434 (check_array_bounds): Likewise.
12435 (check_all_array_refs): Check that the incoming edge is not in the
12436 list of edges to be removed.
12437 (check_all_array_refs): Avoid the temporal pointer.
12438 (vrp_visit_cond_stmt): Fix typo.
12439 (simplify_switch_using_ranges): Handle the case where the switch
12440 index is an integer constant.
12442 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
12444 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
12446 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12448 * doc/extend.texi, doc/invoke.texi: Fix typos.
12450 2009-04-17 Cary Coutant <ccoutant@google.com>
12452 * tree-flow-inline.h (get_lineno): Fix inverted test.
12454 2009-04-17 Diego Novillo <dnovillo@google.com>
12456 * tree-ssa-pre.c (create_expression_by_pieces): Remove
12457 assertion for AVAIL_OUT.
12459 2009-04-17 Mike Frysinger <vapier@gentoo.org>
12462 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
12463 * config/sh/linux-atomic.asm: Likewise.
12465 2009-04-17 Diego Novillo <dnovillo@google.com>
12467 * except.c (debug_eh_tree): New.
12468 (struct eh_region, struct eh_status): Move ...
12469 * except.h: ... here.
12470 (add_type_for_runtime): Declare extern.
12471 (lookup_type_for_runtime): Likewise.
12472 (debug_eh_tree): Declare.
12473 * Makefile.in (GTFILES): List except.h before except.c
12475 2009-04-17 Diego Novillo <dnovillo@google.com>
12477 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
12478 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
12479 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
12480 (find_vars_r): ... here.
12481 * tree-flow.h (find_referenced_vars_in): Declare.
12482 * tree-ssa-pre.c (create_expression_by_pieces): Assert
12483 that AVAIL_OUT exists for BLOCK.
12484 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
12485 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
12486 (tree-parloops.o): Likewise.
12488 2009-04-17 Simon Baldwin <simonb@google.com>
12490 * toplev.c (default_tree_printer): Add handling for %E format.
12492 2009-04-17 Diego Novillo <dnovillo@google.com>
12494 * tree-pretty-print.c (dump_generic_node): Add break after
12495 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12496 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12497 FUNCTION_TYPE together. Call print_struct_decl when printing
12498 structures and TDF_SLIM is not given.
12499 (print_struct_decl): Fix logic for detecting recursion.
12501 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12504 * gcc.c (create_at_file): New.
12505 (compile_input_file_p): New.
12506 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12507 * main.c (main): Update call to toplev_main.
12508 * toplev.c (toplev_main): Change signature. Call expandargv.
12509 * toplev.h (toplev_main): Change signature.
12511 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12513 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12514 if the latter is not constant.
12516 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12518 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12520 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12522 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12523 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12525 2009-04-17 Richard Guenther <rguenther@suse.de>
12527 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12528 Handle component references view-converting an invariant address.
12530 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12532 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12533 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12534 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12535 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12536 Use @deftypevr rather than @deftypevar.
12538 2009-04-17 Richard Guenther <rguenther@suse.de>
12540 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12541 (get_prop_source_stmt): Likewise.
12542 (can_propagate_from): Likewise.
12544 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12546 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12547 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12548 (--with-multilib-list): Add default value.
12549 * configure: Regenerate.
12550 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12551 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12552 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12553 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12554 Don't add default cpu to multilib list unnecessarily, but do enable
12555 the relevant compiler option..
12556 Add support for --with-multilib-list=<blank> and
12557 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12558 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12559 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12560 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12561 TM_MULTILIB_CONFIG.
12562 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12563 (MULTILIB_OSDIRNAMES): New variable.
12564 * config/sh/t-1e: Delete file.
12565 * config/sh/t-mlib-sh1: Delete file.
12566 * config/sh/t-mlib-sh2: Delete file.
12567 * config/sh/t-mlib-sh2a: Delete file.
12568 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12569 * config/sh/t-mlib-sh2a-single: Delete file.
12570 * config/sh/t-mlib-sh2a-single-only: Delete file.
12571 * config/sh/t-mlib-sh2e: Delete file.
12572 * config/sh/t-mlib-sh3e: Delete file.
12573 * config/sh/t-mlib-sh4: Delete file.
12574 * config/sh/t-mlib-sh4-nofpu: Delete file.
12575 * config/sh/t-mlib-sh4-single: Delete file.
12576 * config/sh/t-mlib-sh4-single-only: Delete file.
12577 * config/sh/t-mlib-sh4a: Delete file.
12578 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12579 * config/sh/t-mlib-sh4a-single: Delete file.
12580 * config/sh/t-mlib-sh4a-single-only: Delete file.
12581 * config/sh/t-mlib-sh4al: Delete file.
12582 * config/sh/t-mlib-sh5-32media: Delete file.
12583 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12584 * config/sh/t-mlib-sh5-64media: Delete file.
12585 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12586 * config/sh/t-mlib-sh5-compact: Delete file.
12587 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12588 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12589 * doc/install.texi (Options specification): Add
12590 --with-multilib-list and --with-endian.
12592 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12594 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12596 (OBJS-common): Add plugin-version.o.
12597 (plugin-version.o): New.
12598 * gcc-plugin.h (plugin_gcc_version): New.
12599 (plugin_default_version_check): New.
12600 (plugin_init_func, plugin_init): Add version argument.
12601 * plugin-version.c: New.
12602 * plugin.c (str_plugin_gcc_version_name): New.
12603 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12604 pass it to the init function.
12605 (plugin_default_version_check): New.
12607 2009-04-17 Richard Guenther <rguenther@suse.de>
12609 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12610 for decl-vs-decl disambiguation.
12612 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12614 * config/s390/s390.h (s390_tune_attr): New macro definition.
12615 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12617 2009-04-17 Richard Guenther <rguenther@suse.de>
12619 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12620 (fold_stmt_r): Likewise.
12621 (maybe_fold_reference): New function.
12622 (fold_gimple_assign): Handle cases fold_stmt_r did.
12623 (fold_stmt): Do not use fold_stmt_r.
12624 (fold_stmt_inplace): Likewise.
12626 2009-04-17 Richard Guenther <rguenther@suse.de>
12628 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12629 (record_equivalences_from_stmt): Remove useless checks and
12631 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12632 the type is already suitable.
12634 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12636 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12638 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12640 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12641 (CMPtype): Define as __gcc_CMPtype.
12643 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12645 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12646 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12648 2009-04-17 Richard Guenther <rguenther@suse.de>
12650 PR tree-optimization/39746
12651 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12652 special-casing for builtins and static variable use/def.
12653 (call_may_clobber_ref_p_1): Likewise.
12655 2009-04-16 Ian Lance Taylor <iant@google.com>
12657 * df.h: Include "timevar.h".
12658 (struct df_problem): Change tv_id field to timevar_id_t.
12659 * tree-pass.h: Include "timevar.h".
12660 (struct opt_pass): Change tv_id field to timevar_id_t.
12661 * timevar.h (timevar_id_t): Define TV_NONE.
12662 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12663 TV_NONE rather than tv_id != 0.
12664 (execute_one_pass): Likewise.
12665 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12666 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12667 dependencies to $(TREE_PASS_H).
12668 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12670 (pass_branch_target_load_optimize2): Likewise.
12671 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12672 (pass_outof_cfg_layout_mode): Likewise.
12673 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12674 (pass_rebuild_cgraph_edges): Likewise.
12675 (pass_remove_cgraph_callee_edges): Likewise.
12676 * df-core.c (pass_df_initialize_opt): Likewise.
12677 (pass_df_initialize_no_opt): Likewise.
12678 (pass_df_finish): Likewise.
12679 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12680 * except.c (pass_set_nothrow_function_flags): Likewise.
12681 (pass_convert_to_eh_region_ranges): Likewise.
12682 * final.c (pass_compute_alignments): Likewise.
12683 * function.c (pass_instantiate_virtual_regs): Likewise.
12684 (pass_init_function): Likewise.
12685 (pass_leaf_regs): Likewise.
12686 (pass_match_asm_constraints): Likewise.
12687 * gimple-low.c (pass_lower_cf): Likewise.
12688 (pass_mark_used_blocks): Likewise.
12689 * init-regs.c (pass_initialize_regs): Likewise.
12690 * integrate.c (pass_initial_value_sets): Likewise.
12691 * ira.c (pass_ira): Likewise.
12692 * jump.c (pass_cleanup_barriers): Likewise.
12693 * omp-low.c (pass_expand_omp): Likewise.
12694 (pass_lower_omp): Likewise.
12695 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12696 * recog.c (pass_split_all_insns): Likewise.
12697 (pass_split_after_reload): Likewise.
12698 (pass_split_before_regstack): Likewise.
12699 (pass_split_before_sched2): Likewise.
12700 (pass_split_for_shorten_branches): Likewise.
12701 * reginfo.c (pass_reginfo_init): Likewise.
12702 (pass_subregs_of_mode_init): Likewise.
12703 (pass_subregs_of_mode_finish): Likewise.
12704 * passes.c (pass_postreload): Likewise.
12705 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12706 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12707 (pass_warn_function_return): Likewise.
12708 (pass_warn_function_noreturn): Likewise.
12709 * tree-complex.c (pass_lower_complex): Likewise.
12710 (pass_lower_complex_O0): Likewise.
12711 * tree-if-conv.c (pass_if_conversion): Likewise.
12712 * tree-into-ssa.c (pass_build_ssa): Likewise.
12713 * tree-mudflap.c (pass_mudflap_1): Likewise.
12714 (pass_mudflap_2): Likewise.
12715 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12716 (pass_mudflap_2): Likewise.
12717 * tree-nrv.c (pass_return_slot): Likewise.
12718 * tree-object-size.c (pass_object_sizes): Likewise.
12719 * tree-optimize.c (pass_all_optimizations): Likewise.
12720 (pass_early_local_passes): Likewise.
12721 (pass_all_early_optimizations): Likewise.
12722 (pass_cleanup_cfg): Likewise.
12723 (pass_cleanup_cfg_post_optimizing): Likewise.
12724 (pass_free_datastructures): Likewise.
12725 (pass_free_cfg_annotations): Likewise.
12726 (pass_fixup_cfg): Likewise.
12727 (pass_init_datastructures): Likewise.
12728 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12729 (pass_late_warn_uninitialized): Likewise.
12730 (pass_update_address_taken): Likewise.
12731 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12732 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12733 (pass_cse_sincos): Likewise.
12734 (pass_convert_to_rsqrt): Likewise.
12735 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12736 * tree-stdarg.c (pass_stdarg): Likewise.
12737 * tree-tailcall.c (pass_tail_recursion): Likewise.
12738 (pass_tail_calls): Likewise.
12739 * tree-vect-generic.c (pass_lower_vector): Likewise.
12740 (pass_lower_vector_ssa): Likewise.
12741 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12743 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12745 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12747 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12749 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12750 logical and signext.
12752 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12755 * config/sh/predicates.md (arith_operand): Check if the operand
12756 of TRUNCATE is a REG.
12758 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12760 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12761 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12763 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12765 * tree-iterator.c (tsi_split_statement_list_after,
12766 tsi_split_statement_list_before): Remove.
12767 * tree-iterator.h: Remove the prototypes for
12768 tsi_split_statement_list_after and tsi_split_statement_list_before.
12770 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12772 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12773 * tree-ssa-propagate.h: Remove the prototype for
12774 stmt_makes_single_load.
12776 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12778 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12779 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12781 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12783 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12785 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12787 * except.c (eh_region_outer_p): Remove.
12788 * except.h: Remove the prototype for eh_region_outer_p.
12790 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12792 * function.c (current_function_assembler_name): Remove.
12793 * function.h: Remove the prototype for
12794 current_function_assembler_name.
12796 2009-04-16 Ian Lance Taylor <iant@google.com>
12798 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12799 (add_reg_note): Call alloc_reg_note.
12800 * rtl.h (alloc_reg_note): Declare.
12801 * combine.c (try_combine): Use alloc_reg_note.
12802 (recog_for_combine, move_deaths): Likewise.
12803 (distribute_notes): Use alloc_reg_note and add_reg_note.
12804 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12805 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12806 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12808 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12810 PR rtl-optimization/39762
12811 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12812 ira_may_move_out_cost): Add comments about way of their usage.
12813 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12815 * ira-conflicts.c (process_regs_for_copy): Use function
12816 ira_get_register_move_cost instead of global
12817 ira_register_move_cost.
12819 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12820 color_pass, move_spill_restore, update_curr_costs): Ditto.
12822 * ira-lives.c (process_single_reg_class_operands): Ditto.
12824 * ira-emit.c (emit_move_list): Ditto.
12826 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12827 (record_reg_classes): Ditto. Use functions
12828 ira_get_register_move_cost and ira_get_may_move_cost instead of
12829 global vars ira_register_move_cost, ira_may_move_out_cost and
12830 ira_may_move_in_cost.
12831 (record_address_regs): Don't call ira_init_register_move_cost.
12832 Use function ira_get_may_move_cost instead of global
12833 ira_may_move_in_cost.
12834 (process_bb_node_for_hard_reg_moves): Use function
12835 ira_get_register_move_cost instead of global ira_register_move_cost.
12836 (ira_costs): Don't call ira_init_register_move_cost.
12838 2009-04-16 Richard Guenther <rguenther@suse.de>
12840 * tree-cfg.c (verify_gimple_assign_binary):
12841 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12842 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12843 (create_general_new_stmt): Note that this function is broken.
12845 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12847 * common.opt (fhelp): Add Var(help_flag).
12848 * gcc-plugin.h (plugin_info): Add help.
12849 * plugin.c (plugin_name_args): Add help.
12850 (register_plugin_info): Set plugin->help.
12851 (print_help_one_plugin): New.
12852 (print_plugins_help): New.
12853 * plugin.h (print_plugins_help): New.
12854 * toplev.c (toplev_main): Call print_plugins_help if needed.
12856 2009-04-16 Richard Guenther <rguenther@suse.de>
12858 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12859 (gimple_ior_addresses_taken_1): New function.
12860 (gimple_ior_addresses_taken): Likewise.
12861 * gimple.h (struct gimple_statement_with_ops_base): Remove
12862 addresses_taken member.
12863 (gimple_ior_addresses_taken): Declare.
12864 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12865 gimple_set_addresses_taken): Remove.
12866 * ipa-reference.c (mark_address): New function.
12867 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12868 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12869 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12870 (gimple_add_to_addresses_taken): Remove.
12871 (get_tmr_operands): Call mark_address_taken.
12872 (get_asm_expr_operands): Likewise.
12873 (get_expr_operands): Likewise.
12874 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12875 (free_stmt_operands): Do not free it.
12876 * tree-ssa.c (delete_tree_ssa): Likewise.
12877 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12879 2009-04-16 Richard Guenther <rguenther@suse.de>
12881 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12882 (walk_stmt_load_store_ops): Likewise.
12883 * gimple.c (get_base_loadstore): New function.
12884 (walk_stmt_load_store_addr_ops): Likewise.
12885 (walk_stmt_load_store_ops): Likewise.
12886 * ipa-pure-const.c (check_op): Simplify.
12887 (check_load, check_store): New functions.
12888 (check_stmt): Use walk_stmt_load_store_ops.
12889 * ipa-reference.c (mark_load): Adjust signature.
12890 (mark_store): Likewise.
12891 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12893 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12895 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12896 (plugin_info): New.
12897 * opts.c (common_handle_option): Don't call print_version.
12898 * plugin.c (plugin_name_args): Add version.
12899 (register_plugin_info): New.
12900 (register_callback): Handle PLUGIN_INFO.
12901 (try_init_one_plugin): New.
12902 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12904 (finalize_one_plugin): New.
12905 (finalize_plugins): New.
12906 (print_one_plugin): New.
12907 (print_plugins_versions): New.
12908 * plugin.h (print_plugins_versions): New.
12909 (finalize_plugins): New.
12910 * toplev.c (compile_file): Don't call initialize_plugins.
12911 (print_version): Call print_plugins_versions.
12912 (toplev_main): Call initialize_plugins. Print version if needed.
12913 Call finalize_plugins.
12915 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12917 * common.opt (fversion): New.
12918 * gcc.c (print_version): New.
12919 (process_command): Don't print the version. Just set print_version.
12920 (main): Print version. Call subprocesses if print_version and
12921 verbose_flag are set.
12922 * opts.c (common_handle_option): Handle OPT_fversion.
12924 2009-04-16 Richard Guenther <rguenther@suse.de>
12925 Ira Rosen <irar@il.ibm.com>
12927 PR tree-optimization/39698
12928 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12929 type of the reduction variable. Only generate the def if
12932 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12933 make sure to first convert to an integer of the same precision.
12934 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12935 the type of the evolution correctly in computing the new
12936 induction variable base.
12938 2009-04-16 Richard Guenther <rguenther@suse.de>
12940 PR middle-end/39625
12941 * tree-cfg.c (make_blocks): Split statements with to-be
12942 abnormal SSA names on the lhs.
12944 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12946 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12947 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12948 * c-typeck.c (really_start_incremental_init): Likewise.
12949 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12950 (TARGET_INITIALIZER): Remove it.
12951 * target.h (struct target): Remove vector_opaque_p.
12952 * tree.c (build_opaque_vector_type): New.
12953 * tree.h (TYPE_VECTOR_OPAQUE): New.
12954 (build_opaque_vector_type): Declare.
12955 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12956 * config/rs6000/rs6000.c (build_opaque_vector_type,
12957 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12958 (rs6000_init_builtins): Use build_opaque_vector_type for
12959 opaque_V4SI_type_node.
12961 2009-04-15 Catherine Moore <clm@codesourcery.com>
12963 * debug.h (set_name): Declare.
12964 * dwarf2out.c (dwarf2out_set_name): Declare.
12965 (dwarf2_debug_hooks): Add set_name.
12966 (find_AT_string): New.
12967 (add_AT_string): Call find_AT_string.
12968 (dwarf2out_set_name): New.
12969 * cp/decl.c (grokdeclarator): Call set_name.
12970 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12971 * debug.c (do_nothing_debug_hooks): Likewise.
12972 * dbxout.c (dbx_debug_hooks): Likewise.
12973 * sdbout.c (sdb_debug_hooks): Likewise.
12975 2009-04-15 Michael Eager <eager@eagercon.com>
12977 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12978 reg for single-precision FPU.
12979 * config/rs6000/rs6000.md (movsi_internal1): Only for
12980 !TARGET_SINGLE_FPU.
12981 (movsi_internal1_single): New. Add pattern to move SI values to/from
12982 single-precision FP regs.
12984 2009-04-15 Richard Guenther <rguenther@suse.de>
12986 * omp-low.c (lower_rec_input_clauses): Build correct address
12988 (expand_omp_for_generic): Fix multiplication type.
12989 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12990 (generate_memset_zero): Fix types.
12991 * tree-profile.c (prepare_instrumented_value): Correctly
12994 2009-04-15 Ian Lance Taylor <iant@google.com>
12996 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12997 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12998 for -Wall and for -Wc++-compat.
12999 (c_common_post_options): For C++, set warn_enum_compare if not
13001 * c-tree.h (struct c_expr): Add field original_type.
13002 (build_external_ref): Update declaration.
13003 * c-parser.c (c_parser_braced_init): Set original_type.
13004 (c_parser_initelt): Likewise.
13005 (c_parser_expr_no_commas): Likewise.
13006 (c_parser_conditional_expression): Likewise.
13007 (c_parser_cast_expression): Likewise.
13008 (c_parser_unary_expression): Likewise. Pull setting of
13009 original_code to top of function.
13010 (c_parser_sizeof_expression): Set original_type.
13011 (c_parser_alignof_expression): Likewise.
13012 (c_parser_postfix_expression): Likewise. Pull setting of
13013 original_code to top of function.
13014 (c_parser_postfix_expression_after_paren_type): Set original_type.
13015 (c_parser_postfix_expression_after_primary): Likewise.
13016 (c_parser_expression): Likewise.
13017 * c-typeck.c (build_external_ref): Add type parameter. Change all
13019 (c_expr_sizeof_expr): Set original_type field.
13020 (parser_build_unary_op): Likewise.
13021 (parser_build_binary_op): Likewise. Optionally warn about
13022 comparisons of enums of different types.
13023 (digest_init): Set original_type field.
13024 (really_start_incremental_init): Likewise.
13025 (push_init_level, pop_init_level): Likewise.
13026 * doc/invoke.texi (Warning Options): -Wenum-compare now
13029 2009-04-15 Richard Guenther <rguenther@suse.de>
13031 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
13032 out a necessary conversion.
13033 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
13034 names we didn't value number.
13035 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
13037 2009-04-15 Richard Guenther <rguenther@suse.de>
13039 PR tree-optimization/39764
13040 * tree-ssa-ccp.c (get_value): Canonicalize value with
13041 canonicalize_float_value.
13043 2009-04-15 Jan Hubicka <jh@suse.cz>
13045 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
13046 Wrong version of patch.
13048 2009-04-15 Jan Hubicka <jh@suse.cz>
13050 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
13052 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
13054 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
13055 our distinct integral and vector types.
13057 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
13059 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
13060 * init.c (build_vtbl_address): Remove call to assemble_external.
13062 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
13064 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
13065 output for other floating point modes.
13067 2009-04-14 Diego Novillo <dnovillo@google.com>
13069 * diagnostic.c (diagnostic_report_diagnostic): Do not
13070 warn about loaded plugins for DK_ERROR and DK_WARNING.
13071 * c-decl.c (declspecs_add_type): Move call to
13072 invoke_plugin_callbacks ...
13073 * c-parser.c (c_parser_declspecs): ... here.
13074 * plugin.c (dump_active_plugins): Tidy output.
13076 2009-04-14 Diego Novillo <dnovillo@google.com>
13077 Le-Chun Wu <lcwu@google.com>
13079 * configure.ac: Add --enable-plugin support.
13080 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
13081 * Makefile.in (PLUGIN_H): Define.
13082 Export ENABLE_PLUGIN and GMPINC to site.exp.
13083 Add PLUGINLIBS to link command.
13084 Add/modify dependencies for plugin.o and files including plugin.h.
13086 * config.in: Regenerate.
13088 * opts.c (common_handle_option): Handle OPT_fplugin_ and
13091 2009-04-14 Le-Chun Wu <lcwu@google.com>
13093 * tree-pass.h (register_one_dump_file): Add a prototype for
13094 register_one_dump_file.
13095 * toplev.c (compile_file): Call initialize_plugins.
13096 (do_compile): Call invoke_plugin_callbacks.
13097 (toplev_main): Call invoke_plugin_callbacks.
13098 * common.opt: Add -fplugin= and -fplugin-arg-.
13099 * gcc-plugin.h: New public header file for plugins to include.
13100 * plugin.c: New source file.
13101 * plugin.h: New internal header file.
13102 * passes.c (register_one_dump_file): Make it external.
13104 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
13106 2009-04-14 Diego Novillo <dnovillo@google.com>
13108 * doc/plugins.texi: New.
13109 * doc/gccint.texi: Add reference to Plugins chapter.
13110 * doc/invoke.texi: Document -fplugin and -fplugin-arg
13111 * diagnostic.c (diagnostic_report_diagnostic): Warn about
13112 loaded plugins, if any.
13113 * timevar.def (TV_PLUGIN_INIT): Define.
13114 (TV_PLUGIN_RUN): Define.
13115 * plugin.c: Include timevar.h
13116 (plugins_active_p): New.
13117 (dump_active_plugins): New.
13118 (debug_active_plugins): New.
13120 2009-04-14 Joseph Myers <joseph@codesourcery.com>
13122 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
13124 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
13126 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
13128 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
13129 the same as a minus without a shift.
13131 2009-04-14 Nick Clifton <nickc@redhat.com>
13133 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
13134 comparisons with small integers will always produce a short
13137 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
13140 2008-12-19 Diego Novillo <dnovillo@google.com>
13142 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
13144 2009-04-14 Richard Guenther <rguenther@suse.de>
13146 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
13148 (verify_gimple_assign_binary): Likewise. Handle shifts and
13150 (verify_gimple_phi): Print the mismatched argument position.
13151 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
13153 (vect_update_init_of_dr): Likewise.
13154 * matrix-reorg.c (transform_access_sites): Do what the
13156 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
13158 2009-04-13 Michael Eager <eager@eagercon.com>
13160 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
13161 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
13162 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
13163 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
13164 remove duplicate config
13166 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13168 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
13169 file_name:line_number type locator of the call site.
13171 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
13173 * genautomata.c: Put blank after comma.
13174 (automaton_decls): New.
13175 (struct unit_usage): Add comments to member next.
13176 (store_alt_unit_usage): Keep the list ordered.
13177 (unit_present_on_list_p, equal_alternatives_p): New.
13178 (check_regexp_units_distribution): Check units distribution
13179 correctness correctly.
13180 (main): Don't write automata if error is found. Return correct
13183 * config/m68k/cf.md (cfv4_ds): Remove.
13184 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
13185 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
13187 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
13188 power4-load-ext, power4-store, power4-store-update,
13189 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
13190 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
13191 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
13192 power4-sqrt, power4-isync): Modify reservation to make correct
13193 unit distribution to automata.
13195 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
13196 power5-store-update, power5-two, power5-three, power5-lmul,
13197 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
13199 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
13201 * except.c (pass_set_nothrow_function_flags): Set name and add
13203 (set_nothrow_function_flags): Mention in the dump file when
13204 changing a function to nothrow.
13206 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
13209 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
13210 instead of unsigned long.
13212 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13214 * config/arm/arm.c (return_used_this_function): Remove.
13215 (arm_output_function_prologue): Remove use of
13216 return_used_this_function.
13217 (output_return_instruction): Replace use of
13218 return_used_this_function
13219 by cfun->machine->return_used_this_function.
13220 (arm_output_epilogue): Likewise.
13221 (arm_output_function_epilogue): Likewise.
13222 (thumb_unexpanded_epilogue): Likewise.
13223 * config/arm/arm.h (struct machine_function):
13224 New member return_used_this_function.
13226 2009-04-12 Mark Mitchell <mark@codesourcery.com>
13228 * doc/install.texi: Correct description of default directory for
13229 --with-gxx-include-dir.
13231 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
13233 * fold-const.c (build_range_check): Properly deal with enumeral and
13234 boolean base types.
13236 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
13238 * doc/invoke.texi (max_gcse_passes): Remove documentation.
13239 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
13240 * params.h (MAX_GCSE_PASSES): Remove.
13241 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
13242 in sequence. Remove ability to run multiple passes.
13243 (bypass_jumps): Report run as third CPROP pass.
13245 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
13247 PR middle-end/39651
13248 * except.c (can_throw_external): Look at each insn in a SEQUENCE
13249 when deciding whether the whole SEQUENCE can throw.
13251 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
13254 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
13255 offseted label references.
13257 2009-04-11 Jan Hubicka <jh@suse.cz>
13259 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
13261 2009-04-11 Richard Guenther <rguenther@suse.de>
13263 PR middle-end/39732
13264 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
13265 return variables as TREE_ADDRESSABLE.
13267 2009-04-11 Richard Guenther <rguenther@suse.de>
13269 PR tree-optimization/39713
13270 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
13271 reference trees have SSA_NAME operands.
13273 2009-04-11 Richard Guenther <rguenther@suse.de>
13276 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
13277 address expressions.
13279 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
13281 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
13282 match changes in Cygwin 1.7
13283 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
13284 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
13286 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13288 PR tree-optimization/39701
13289 * doc/invoke.texi (Optimization Options): Document change in
13290 meaning and initialization of -fdelete-null-pointer-checks.
13292 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13294 PR middle-end/39701
13295 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
13297 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
13300 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
13302 2009-04-10 Chao-ying Fu <fu@mips.com>
13304 * doc/tm.texi (Instruction Output): Document
13305 TARGET_ASM_FINAL_POSTSCAN_INSN.
13306 * target.h (final_postscan_insn): New field in asm_out.
13307 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13308 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
13309 * final.c (final_scan_insn): Call
13310 targetm.asm_out.final_postscan_insn after outputting
13311 an asm macro and a normal instruction.
13313 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
13314 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
13315 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
13316 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
13317 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13319 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13321 PR middle-end/39701
13322 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
13323 variables as non-NULL even with -fdelete-null-pointer-checks.
13325 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13327 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
13329 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
13332 * config/i386/i386.c (classify_argument): Handle SCmode with
13333 (bit_offset % 64) != 0.
13335 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
13337 * doc/invoke.texi (Optimize Options): Add cross-reference to
13338 -Q --help=optimizers examples.
13340 2009-04-10 Ben Elliston <bje@au.ibm.com>
13343 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
13344 regalign for the reg == fpr and TDmode case.
13346 2009-04-09 David Ayers <ayers@fsfe.org>
13349 * objc/objc-act.c (warn_with_method): Remove helper function.
13350 (check_duplicates): Call warning and inform directly.
13351 (really_start_method): Likewise.
13353 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13355 * expmed.c (expand_divmod): Always use a comparison for a division
13356 by a large unsigned integer.
13358 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
13359 for things others than variables or functions as nonzero.
13361 2009-04-09 Nick Clifton <nickc@redhat.com>
13363 * unwind-compat.c: Change copyright header to refer to version
13364 3 of the GNU General Public License with version 3.1 of the
13365 GCC Runtime Library Exception and to point readers at the
13366 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
13367 * config/alpha/crtfastmath.c: Likewise.
13368 * config/alpha/linux-unwind.h: Likewise.
13369 * config/alpha/qrnnd.asm: Likewise.
13370 * config/alpha/vms-crt0-64.c: Likewise.
13371 * config/alpha/vms-crt0.c: Likewise.
13372 * config/alpha/vms-dwarf2.asm: Likewise.
13373 * config/alpha/vms-dwarf2eh.asm: Likewise.
13374 * config/alpha/vms-psxcrt0-64.c: Likewise.
13375 * config/alpha/vms-psxcrt0.c: Likewise.
13376 * config/alpha/vms_tramp.asm: Likewise.
13377 * config/arc/initfini.c: Likewise.
13378 * config/arc/lib1funcs.asm: Likewise.
13379 * config/arm/bpabi-v6m.S: Likewise.
13380 * config/arm/bpabi.S: Likewise.
13381 * config/arm/bpabi.c: Likewise.
13382 * config/arm/crti.asm: Likewise.
13383 * config/arm/crtn.asm: Likewise.
13384 * config/arm/ieee754-df.S: Likewise.
13385 * config/arm/ieee754-sf.S: Likewise.
13386 * config/arm/lib1funcs.asm: Likewise.
13387 * config/arm/libunwind.S: Likewise.
13388 * config/arm/linux-atomic.c: Likewise.
13389 * config/arm/mmintrin.h: Likewise.
13390 * config/arm/pr-support.c: Likewise.
13391 * config/arm/unaligned-funcs.c: Likewise.
13392 * config/arm/unwind-arm.c: Likewise.
13393 * config/arm/unwind-arm.h: Likewise.
13394 * config/avr/libgcc.S: Likewise.
13395 * config/bfin/crti.s: Likewise.
13396 * config/bfin/crtlibid.s: Likewise.
13397 * config/bfin/crtn.s: Likewise.
13398 * config/bfin/lib1funcs.asm: Likewise.
13399 * config/bfin/linux-unwind.h: Likewise.
13400 * config/cris/arit.c: Likewise.
13401 * config/cris/cris_abi_symbol.c: Likewise.
13402 * config/darwin-64.c: Likewise.
13403 * config/darwin-crt2.c: Likewise.
13404 * config/darwin-crt3.c: Likewise.
13405 * config/darwin.h: Likewise.
13406 * config/dbxelf.h: Likewise.
13407 * config/dfp-bit.c: Likewise.
13408 * config/dfp-bit.h: Likewise.
13409 * config/elfos.h: Likewise.
13410 * config/fixed-bit.c: Likewise.
13411 * config/fixed-bit.h: Likewise.
13412 * config/fp-bit.c: Likewise.
13413 * config/fp-bit.h: Likewise.
13414 * config/fr30/crti.asm: Likewise.
13415 * config/fr30/crtn.asm: Likewise.
13416 * config/fr30/lib1funcs.asm: Likewise.
13417 * config/freebsd-spec.h: Likewise.
13418 * config/frv/cmovd.c: Likewise.
13419 * config/frv/cmovh.c: Likewise.
13420 * config/frv/cmovw.c: Likewise.
13421 * config/frv/frvbegin.c: Likewise.
13422 * config/frv/frvend.c: Likewise.
13423 * config/frv/lib1funcs.asm: Likewise.
13424 * config/glibc-stdint.h: Likewise.
13425 * config/h8300/clzhi2.c: Likewise.
13426 * config/h8300/crti.asm: Likewise.
13427 * config/h8300/crtn.asm: Likewise.
13428 * config/h8300/ctzhi2.c: Likewise.
13429 * config/h8300/fixunssfsi.c: Likewise.
13430 * config/h8300/lib1funcs.asm: Likewise.
13431 * config/h8300/parityhi2.c: Likewise.
13432 * config/h8300/popcounthi2.c: Likewise.
13433 * config/i386/ammintrin.h: Likewise.
13434 * config/i386/att.h: Likewise.
13435 * config/i386/avxintrin.h: Likewise.
13436 * config/i386/biarch64.h: Likewise.
13437 * config/i386/bmmintrin.h: Likewise.
13438 * config/i386/cpuid.h: Likewise.
13439 * config/i386/cross-stdarg.h: Likewise.
13440 * config/i386/crtfastmath.c: Likewise.
13441 * config/i386/crtprec.c: Likewise.
13442 * config/i386/cygming-crtbegin.c: Likewise.
13443 * config/i386/cygming-crtend.c: Likewise.
13444 * config/i386/cygwin.asm: Likewise.
13445 * config/i386/emmintrin.h: Likewise.
13446 * config/i386/gmm_malloc.h: Likewise.
13447 * config/i386/gthr-win32.c: Likewise.
13448 * config/i386/i386.h: Likewise.
13449 * config/i386/immintrin.h: Likewise.
13450 * config/i386/linux-unwind.h: Likewise.
13451 * config/i386/linux64.h: Likewise.
13452 * config/i386/mm3dnow.h: Likewise.
13453 * config/i386/mmintrin-common.h: Likewise.
13454 * config/i386/mmintrin.h: Likewise.
13455 * config/i386/nmmintrin.h: Likewise.
13456 * config/i386/pmm_malloc.h: Likewise.
13457 * config/i386/pmmintrin.h: Likewise.
13458 * config/i386/smmintrin.h: Likewise.
13459 * config/i386/sol2-c1.asm: Likewise.
13460 * config/i386/sol2-ci.asm: Likewise.
13461 * config/i386/sol2-cn.asm: Likewise.
13462 * config/i386/sol2-gc1.asm: Likewise.
13463 * config/i386/tmmintrin.h: Likewise.
13464 * config/i386/unix.h: Likewise.
13465 * config/i386/w32-unwind.h: Likewise.
13466 * config/i386/wmmintrin.h: Likewise.
13467 * config/i386/x86-64.h: Likewise.
13468 * config/i386/x86intrin.h: Likewise.
13469 * config/i386/xmmintrin.h: Likewise.
13470 * config/ia64/crtbegin.asm: Likewise.
13471 * config/ia64/crtend.asm: Likewise.
13472 * config/ia64/crtfastmath.c: Likewise.
13473 * config/ia64/crti.asm: Likewise.
13474 * config/ia64/crtn.asm: Likewise.
13475 * config/ia64/fde-glibc.c: Likewise.
13476 * config/ia64/lib1funcs.asm: Likewise.
13477 * config/ia64/linux-unwind.h: Likewise.
13478 * config/ia64/quadlib.c: Likewise.
13479 * config/ia64/unwind-ia64.c: Likewise.
13480 * config/linux.h: Likewise.
13481 * config/m32c/m32c-lib1.S: Likewise.
13482 * config/m32c/m32c-lib2-trapv.c: Likewise.
13483 * config/m32c/m32c-lib2.c: Likewise.
13484 * config/m32r/initfini.c: Likewise.
13485 * config/m68hc11/larith.asm: Likewise.
13486 * config/m68hc11/m68hc11-crt0.S: Likewise.
13487 * config/m68k/cf.md: Likewise.
13488 * config/m68k/crti.s: Likewise.
13489 * config/m68k/crtn.s: Likewise.
13490 * config/m68k/lb1sf68.asm: Likewise.
13491 * config/m68k/linux-unwind.h: Likewise.
13492 * config/mcore/crti.asm: Likewise.
13493 * config/mcore/crtn.asm: Likewise.
13494 * config/mcore/lib1.asm: Likewise.
13495 * config/mips/linux-unwind.h: Likewise.
13496 * config/mips/loongson.h: Likewise.
13497 * config/mips/mips16.S: Likewise.
13498 * config/mmix/crti.asm: Likewise.
13499 * config/mmix/crtn.asm: Likewise.
13500 * config/pa/fptr.c: Likewise.
13501 * config/pa/hpux-unwind.h: Likewise.
13502 * config/pa/lib2funcs.asm: Likewise.
13503 * config/pa/linux-atomic.c: Likewise.
13504 * config/pa/linux-unwind.h: Likewise.
13505 * config/pa/milli64.S: Likewise.
13506 * config/pa/quadlib.c: Likewise.
13507 * config/pa/stublib.c: Likewise.
13508 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13509 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13510 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13511 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13512 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13513 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13514 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13515 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13516 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13517 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13518 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13519 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13520 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13521 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13522 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13523 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13524 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13525 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13526 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13527 * config/rs6000/750cl.h: Likewise.
13528 * config/rs6000/altivec.h: Likewise.
13529 * config/rs6000/biarch64.h: Likewise.
13530 * config/rs6000/crtresfpr.asm: Likewise.
13531 * config/rs6000/crtresgpr.asm: Likewise.
13532 * config/rs6000/crtresxfpr.asm: Likewise.
13533 * config/rs6000/crtresxgpr.asm: Likewise.
13534 * config/rs6000/crtsavfpr.asm: Likewise.
13535 * config/rs6000/crtsavgpr.asm: Likewise.
13536 * config/rs6000/darwin-asm.h: Likewise.
13537 * config/rs6000/darwin-fallback.c: Likewise.
13538 * config/rs6000/darwin-fpsave.asm: Likewise.
13539 * config/rs6000/darwin-ldouble.c: Likewise.
13540 * config/rs6000/darwin-tramp.asm: Likewise.
13541 * config/rs6000/darwin-unwind.h: Likewise.
13542 * config/rs6000/darwin-vecsave.asm: Likewise.
13543 * config/rs6000/darwin-world.asm: Likewise.
13544 * config/rs6000/e500crtres32gpr.asm: Likewise.
13545 * config/rs6000/e500crtres64gpr.asm: Likewise.
13546 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13547 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13548 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13549 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13550 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13551 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13552 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13553 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13554 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13555 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13556 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13557 * config/rs6000/eabi-ci.asm: Likewise.
13558 * config/rs6000/eabi-cn.asm: Likewise.
13559 * config/rs6000/eabi.asm: Likewise.
13560 * config/rs6000/linux-unwind.h: Likewise.
13561 * config/rs6000/linux64.h: Likewise.
13562 * config/rs6000/paired.h: Likewise.
13563 * config/rs6000/paired.md: Likewise.
13564 * config/rs6000/ppc64-fp.c: Likewise.
13565 * config/rs6000/ppu_intrinsics.h: Likewise.
13566 * config/rs6000/rs6000.h: Likewise.
13567 * config/rs6000/si2vmx.h: Likewise.
13568 * config/rs6000/sol-ci.asm: Likewise.
13569 * config/rs6000/sol-cn.asm: Likewise.
13570 * config/rs6000/spe.h: Likewise.
13571 * config/rs6000/spu2vmx.h: Likewise.
13572 * config/rs6000/sysv4.h: Likewise.
13573 * config/rs6000/tramp.asm: Likewise.
13574 * config/rs6000/vec_types.h: Likewise.
13575 * config/s390/linux-unwind.h: Likewise.
13576 * config/s390/tpf-unwind.h: Likewise.
13577 * config/score/crti.asm: Likewise.
13578 * config/score/crtn.asm: Likewise.
13579 * config/sh/crt1.asm: Likewise.
13580 * config/sh/crti.asm: Likewise.
13581 * config/sh/crtn.asm: Likewise.
13582 * config/sh/divtab-sh4-300.c: Likewise.
13583 * config/sh/divtab-sh4.c: Likewise.
13584 * config/sh/divtab.c: Likewise.
13585 * config/sh/lib1funcs-4-300.asm: Likewise.
13586 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13587 * config/sh/lib1funcs.asm: Likewise.
13588 * config/sh/lib1funcs.h: Likewise.
13589 * config/sh/linux-atomic.asm: Likewise.
13590 * config/sh/linux-unwind.h: Likewise.
13591 * config/sh/shmedia.h: Likewise.
13592 * config/sh/sshmedia.h: Likewise.
13593 * config/sh/ushmedia.h: Likewise.
13594 * config/sparc/crtfastmath.c: Likewise.
13595 * config/sparc/linux-unwind.h: Likewise.
13596 * config/sparc/sol2-c1.asm: Likewise.
13597 * config/sparc/sol2-ci.asm: Likewise.
13598 * config/sparc/sol2-cn.asm: Likewise.
13599 * config/spu/divmodti4.c: Likewise.
13600 * config/spu/divv2df3.c: Likewise.
13601 * config/spu/float_disf.c: Likewise.
13602 * config/spu/float_unsdidf.c: Likewise.
13603 * config/spu/float_unsdisf.c: Likewise.
13604 * config/spu/float_unssidf.c: Likewise.
13605 * config/spu/mfc_multi_tag_release.c: Likewise.
13606 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13607 * config/spu/mfc_tag_release.c: Likewise.
13608 * config/spu/mfc_tag_reserve.c: Likewise.
13609 * config/spu/mfc_tag_table.c: Likewise.
13610 * config/spu/multi3.c: Likewise.
13611 * config/spu/spu_internals.h: Likewise.
13612 * config/spu/spu_intrinsics.h: Likewise.
13613 * config/spu/spu_mfcio.h: Likewise.
13614 * config/spu/vec_types.h: Likewise.
13615 * config/spu/vmx2spu.h: Likewise.
13616 * config/stormy16/stormy16-lib2.c: Likewise.
13617 * config/svr4.h: Likewise.
13618 * config/sync.c: Likewise.
13619 * config/v850/lib1funcs.asm: Likewise.
13620 * config/vxlib-tls.c: Likewise.
13621 * config/vxlib.c: Likewise.
13622 * config/vxworks-dummy.h: Likewise.
13623 * config/xtensa/crti.asm: Likewise.
13624 * config/xtensa/crtn.asm: Likewise.
13625 * config/xtensa/ieee754-df.S: Likewise.
13626 * config/xtensa/ieee754-sf.S: Likewise.
13627 * config/xtensa/lib1funcs.asm: Likewise.
13628 * config/xtensa/lib2funcs.S: Likewise.
13629 * config/xtensa/linux-unwind.h: Likewise.
13630 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13631 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13632 * coretypes.h: Likewise.
13633 * crtstuff.c: Likewise.
13634 * defaults.h: Likewise.
13635 * dwarf2.h: Likewise.
13636 * emutls.c: Likewise.
13637 * gbl-ctors.h: Likewise.
13638 * gcov-io.h: Likewise.
13639 * ginclude/float.h: Likewise.
13640 * ginclude/iso646.h: Likewise.
13641 * ginclude/stdarg.h: Likewise.
13642 * ginclude/stdbool.h: Likewise.
13643 * ginclude/stddef.h: Likewise.
13644 * ginclude/stdfix.h: Likewise.
13645 * ginclude/stdint-gcc.h: Likewise.
13646 * ginclude/tgmath.h: Likewise.
13647 * gthr-aix.h: Likewise.
13648 * gthr-dce.h: Likewise.
13649 * gthr-gnat.c: Likewise.
13650 * gthr-gnat.h: Likewise.
13651 * gthr-lynx.h: Likewise.
13652 * gthr-mipssde.h: Likewise.
13653 * gthr-nks.h: Likewise.
13654 * gthr-posix.c: Likewise.
13655 * gthr-posix.h: Likewise.
13656 * gthr-posix95.h: Likewise.
13657 * gthr-rtems.h: Likewise.
13658 * gthr-single.h: Likewise.
13659 * gthr-solaris.h: Likewise.
13660 * gthr-tpf.h: Likewise.
13661 * gthr-vxworks.h: Likewise.
13662 * gthr-win32.h: Likewise.
13663 * gthr.h: Likewise.
13664 * libgcc2.c: Likewise.
13665 * libgcc2.h: Likewise.
13666 * libgcov.c: Likewise.
13667 * tsystem.h: Likewise.
13668 * typeclass.h: Likewise.
13669 * unwind-c.c: Likewise.
13670 * unwind-compat.h: Likewise.
13671 * unwind-dw2-fde-compat.c: Likewise.
13672 * unwind-dw2-fde-darwin.c: Likewise.
13673 * unwind-dw2-fde-glibc.c: Likewise.
13674 * unwind-dw2-fde.c: Likewise.
13675 * unwind-dw2-fde.h: Likewise.
13676 * unwind-dw2.c: Likewise.
13677 * unwind-dw2.h: Likewise.
13678 * unwind-generic.h: Likewise.
13679 * unwind-pe.h: Likewise.
13680 * unwind-sjlj.c: Likewise.
13681 * unwind.inc: Likewise.
13682 * config/arm/neon-gen.ml: Change generated copyright header to
13683 refer to version 3 of the GNU General Public License with
13684 version 3.1 of the GCC Runtime Library Exception and to point
13685 readers at the COPYING3 and COPYING3.RUNTIME files and the
13686 FSF's license web page.
13687 * config/arm/arm_neon.h: Regenerate.
13689 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13691 * config/cris/cris.md: Change copyright header to refer to version
13692 3 of the GNU General Public License.
13693 * doc/install.texi2html: Change copyright header to refer to version
13694 3 of the GNU General Public License and to point readers at the
13695 COPYING3 file and the FSF's license web page.
13696 * config/vax/linux.h: Likewise.
13698 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13700 * config/i386/i386.md (cmpcc): New.
13701 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13702 (sync_compare_and_swap_cc*): Delete.
13704 * config/s390/s390.c (s390_compare_emitted): Remove.
13705 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13706 s390_compare_emitted used to be handled. Assert that modes match.
13707 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13708 refer to sync_compare_and_swap_ccsi.
13709 * config/s390/s390.h (s390_compare_emitted): Remove.
13710 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13711 instead of s390_compare_emitted.
13712 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13713 instead of s390_compare_emitted.
13714 * config/s390/s390.md (cmpcc): New.
13715 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13716 CC_REGNUM, do not pretend it's set.
13717 (sync_compare_and_swap_cc*): Delete.
13718 * config/s390/predicates.md (cc_reg_operand): New.
13720 * expr.c (sync_compare_and_swap_cc): Delete.
13721 * optabs.h (sync_compare_and_swap_cc): Delete.
13722 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13723 is being used with can_compare_p.
13724 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13725 (find_cc_set): New.
13726 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13727 look for a MODE_CC set instead. Use emit_store_flag.
13728 (expand_compare_and_swap_loop): Likewise, with some additional
13729 complication to avoid a force_reg when useless. Use
13730 emit_cmp_and_jump_insns.
13731 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13732 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13733 sync_compare_and_swap documentation.
13735 2009-04-09 Jan Hubicka <jh@suse.cz>
13737 * except.c (find_prev_try): Break out from ....
13738 (duplicate_eh_regions): ... here; properly update prev_try pointers
13739 when duplication part of tree.
13740 (dump_eh_tree): Improve dumping.
13741 (verify_eh_region): New.
13742 (verify_eh_tree): Use it.
13744 2009-04-06 Richard Guenther <rguenther@suse.de>
13746 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13747 &ARRAY addresses by adjusting their types and prepending
13749 * tree-cfg.c (verify_gimple_assign_single): Verify that
13750 addresses are correct.
13752 2009-04-09 Richard Guenther <rguenther@suse.de>
13754 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13755 indices into an array reference if possible.
13756 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13757 Fold POINTER_PLUS_EXPR statements with invariant address.
13759 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13762 * config.gcc (powerpc64-*-linux*): Always build biarch.
13764 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13767 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13768 it and pedwarn if this results in an INTEGER_CST.
13770 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13772 * doc/install.texi: Update minimum GMP version. Remove obsolete
13773 text in MPFR section.
13775 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13777 * dwarf2out.c (class_scope_p): New static inline.
13778 (class_or_namespace_scope_p): Use it.
13779 (gen_variable_die): Use DW_TAG_member tag for static data member
13780 declarations instead of DW_TAG_variable.
13782 PR middle-end/39573
13783 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13786 2009-04-08 Richard Guenther <rguenther@suse.de>
13788 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13789 valueize random data.
13791 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13793 * config.gcc (aix tm_file): Add aix-stdint.h.
13794 (aix tm clause use_gcc_stdint): Set to wrap.
13795 * config/rs6000/aix-stdint.h: New file.
13797 2009-04-08 Richard Guenther <rguenther@suse.de>
13799 PR middle-end/36291
13800 * tree-dfa.c (add_referenced_var): Do not recurse into
13801 global initializers.
13802 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13804 (fold_const_aggregate_ref): Likewise.
13806 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13808 * recog.c (ordered_comparison_operator): New.
13809 * gensupport.c (std_preds): Add it.
13810 * doc/md.texi (Machine-Independent Predicates): Document it.
13812 2009-04-08 Jan Hubicka <jh@suse.cz>
13814 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13815 * function.h (rtl_eh): Remove exception_handler_label_map.
13816 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13817 remove_exception_handler_label, for_each_eh_label_1): Remove.
13818 (rtl_remove_unreachable_regions): Remove.
13819 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13820 (find_exception_handler_labels): Don't build the hashtable.
13821 (maybe_remove_eh_handler): Remove.
13822 (for_each_eh_label): Rewrite to walk the tree.
13823 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13824 * except.h (maybe_remove_eh_handler): Remove.
13825 * passes.c (init_optimization_passes): Schedule second EH cleanup
13827 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13828 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13830 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13832 * genoutput.c (validate_optab_operands): New.
13833 (gen_insn, gen_expand): Call it.
13835 * genflags.c (gen_insn): Detect misused iterators.
13836 (main): Pass line_no to gen_insn, exit with status 1 on error.
13838 * genextract.c (line_no): Make global.
13839 (VEC_safe_set_locstr): Change assertion to error message.
13840 (main): Exit with status 1 on error.
13842 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13846 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13847 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13848 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13849 * c-convert.c (convert): Do not call fold on results of conversion
13850 functions when the result is a C_MAYBE_CONST_EXPR.
13851 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13852 of __builtin_choose_expr.
13853 * c-typeck.c (remove_c_maybe_const_expr): New.
13854 (build_unary_op, build_conditional_expr, build_compound_expr,
13855 build_binary_op, c_objc_common_truthvalue_conversion): Call
13856 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13859 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13861 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13862 CODE to produce a new one. Add a prototype to use fold_convert_const
13864 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13867 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13868 mix declarations and code.
13870 2009-04-08 Ben Elliston <bje@au.ibm.com>
13872 * gcc.c: Replace `CC' with `GCC' throughout.
13874 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13876 * doc/invoke.texi: Document Atom support.
13878 2009-04-07 Jason Merrill <jason@redhat.com>
13881 * c-common.h, c-common.c: Add flag_pretty_templates.
13882 * c-opts.c (c_common_handle_option): Set it.
13883 * c.opt: Add -fno-pretty-templates.
13884 * doc/invoke.texi (C++ Dialect Options): Likewise.
13886 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13888 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13889 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13890 (ia64_expand_builtin): Likewise.
13892 2009-04-07 Martin Jambor <mjambor@suse.cz>
13894 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13895 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13896 ADDR_EXPRS are include too.
13898 2009-04-07 Richard Guenther <rguenther@suse.de>
13900 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13901 decls are only used if passes as parameters or if they are
13902 local statics and the call is not to a builtin.
13903 (call_may_clobber_ref_p_1): Likewise.
13905 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13907 * expr.c (do_store_flag): Remove last argument. Simplify code
13908 to avoid duplication of tests already done by can_compare_p.
13909 (expand_expr_real_1): Adjust caller.
13911 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13913 * optabs.c (can_compare_p): Test the predicate of a
13914 cbranch and cstore pattern.
13916 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13918 * expr.c (convert_move): Use emit_store_flag instead of
13921 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13923 * config/i386/i386.c (ix86_compare_emitted): Remove.
13924 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13925 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13926 * config/i386/i386.h (ix86_compare_emitted): Remove.
13927 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13928 instead of ix86_compare_emitted.
13929 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13931 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13933 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13934 Add t-sysroot-suffix to tmake_file.
13935 * config/print-sysroot-suffix.sh: New file.
13936 * config/t-sysroot-suffix: New file.
13938 2009-04-07 Ben Elliston <bje@au.ibm.com>
13940 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13941 as the latter produces a warning when the target does not support
13944 2009-04-07 Ben Elliston <bje@au.ibm.com>
13946 * dfp.c: Replace type punning assignments with memcpy throughout.
13947 * Makefile.in (dfp.o-warn): Remove.
13949 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13952 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13953 Include soft-fp/t-softfp after rs6000/t-linux64.
13955 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13957 * stor-layout.c (set_sizetype): Use the full precision of their
13958 machine mode for bitsize types.
13960 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13962 * config/i386/i386.md: Revert 2 accidental checkins.
13964 2009-04-06 Joey Ye <joey.ye@intel.com>
13965 Xuepeng Guo <xuepeng.guo@intel.com>
13966 H.J. Lu <hongjiu.lu@intel.com>
13968 Atom pipeline model, tuning and insn selection.
13969 * config.gcc (atom): Add atom config options and target.
13971 * config/i386/atom.md: New.
13973 * config/i386/i386.c (atom_cost): New cost.
13974 (m_ATOM): New macro flag.
13975 (initial_ix86_tune_features): Set m_ATOM.
13976 (x86_accumulate_outgoing_args): Likewise.
13977 (x86_arch_always_fancy_math_387): Likewise.
13978 (processor_target): Add Atom cost.
13979 (cpu_names): Add Atom cpu name.
13980 (override_options): Set Atom ISA.
13981 (ix86_issue_rate): New case PROCESSOR_ATOM.
13982 (ix86_adjust_cost): Likewise.
13984 * config/i386/i386.h (TARGET_ATOM): New target macro.
13985 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13986 (TARGET_OPT_AGU): New target option.
13987 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13988 (processor_type): Add PROCESSOR_ATOM.
13990 * config/i386/i386.md (cpu): Add new value "atom".
13991 (use_carry, movu): New attr.
13992 (atom.md): Include atom.md.
13993 (adddi3_carry_rex64): Set attr "use_carry".
13994 (addqi3_carry): Likewise.
13995 (addhi3_carry): Likewise.
13996 (addsi3_carry): Likewise.
13997 (*addsi3_carry_zext): Likewise.
13998 (subdi3_carry_rex64): Likewise.
13999 (subqi3_carry): Likewise.
14000 (subhi3_carry): Likewise.
14001 (subsi3_carry): Likewise.
14002 (x86_movdicc_0_m1_rex64): Likewise.
14003 (*x86_movdicc_0_m1_se): Likewise.
14004 (x86_movsicc_0_m1): Likewise.
14005 (*x86_movsicc_0_m1_se): Likewise.
14006 (*adddi_1_rex64): Emit add insn as much as possible.
14007 (*addsi_1): Likewise.
14008 (return_internal): Set atom_unit.
14009 (return_internal_long): Likewise.
14010 (return_pop_internal): Likewise.
14011 (*rcpsf2_sse): Set atom_sse_attr attr.
14012 (*qrt<mode>2_sse): Likewise.
14013 (*prefetch_sse): Likewise.
14015 * config/i386/i386-c.c (ix86_target_macros_internal): New case
14017 (ix86_target_macros_internal): Likewise.
14019 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
14020 (*prefetch_sse_rex): Likewise.
14021 (sse_rcpv4sf2): Likewise.
14022 (sse_vmrcpv4sf2): Likewise.
14023 (sse_sqrtv4sf2): Likewise.
14024 (<sse>_vmsqrt<mode>2): Likewise.
14025 (sse_ldmxcsr): Likewise.
14026 (sse_stmxcsr): Likewise.
14027 (*sse_sfence): Likewise.
14028 (sse2_clflush): Likewise.
14029 (*sse2_mfence): Likewise.
14030 (*sse2_lfence): Likewise.
14031 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
14032 (<sse>_movup<ssemodesuffixf2c>): Likewise.
14033 (avx_movdqu<avxmodesuffix>): Likewise.
14034 (avx_lddqu<avxmodesuffix>): Likewise.
14035 (sse2_movntv2di): Change attr "type" to "ssemov".
14036 (sse2_movntsi): Likewise.
14037 (rsqrtv8sf2): Change attr "type" to "sseadd".
14038 (sse3_addsubv2df3): Set attr "atom_unit".
14039 (sse3_h<plusminus_insn>v4sf3): Likewise.
14040 (*sse2_pmaddwd): Likewise.
14041 (*vec_extractv2di_1_rex64): Likewise.
14042 (*vec_extractv2di_1_avx): Likewise.
14043 (sse2_psadbw): Likewise.
14044 (ssse3_phaddwv8hi3): Likewise.
14045 (ssse3_phaddwv4hi3): Likewise.
14046 (ssse3_phadddv4si3): Likewise.
14047 (ssse3_phadddv2si3): Likewise.
14048 (ssse3_phaddswv8hi3): Likewise.
14049 (ssse3_phaddswv4hi3): Likewise.
14050 (ssse3_phsubwv8hi3): Likewise.
14051 (ssse3_phsubwv4hi3): Likewise.
14052 (ssse3_phsubdv4si3): Likewise.
14053 (ssse3_phsubdv2si3): Likewise.
14054 (ssse3_phsubswv8hi3): Likewise.
14055 (ssse3_phsubswv4hi3): Likewise.
14056 (ssse3_pmaddubsw128): Likewise.
14057 (sse3_pmaddubsw: Likewise.
14058 (ssse3_palignrti): Likewise.
14059 (ssse3_palignrdi): Likewise.
14061 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
14063 * doc/install.texi (Specific): Fix two cross-references to MinGW.
14065 2009-04-06 Richard Guenther <rguenther@suse.de>
14067 PR tree-optimization/28868
14068 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
14069 of which PHI results we inserted.
14070 (insert_into_preds_of_block): Record inserted PHIs.
14071 (eliminate): Eliminate redundant PHI nodes.
14072 (init_pre): Init inserted_phi_names.
14074 2009-04-06 Richard Guenther <rguenther@suse.de>
14076 PR tree-optimization/39643
14077 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
14078 IMAGPART_EXPRs of complex constants.
14079 (execute_fold_all_builtins): If we folded a call queue
14080 TODO_update_address_taken.
14082 2009-04-06 Jan Hubicka <jh@suse.cz>
14084 PR middle-end/39659
14085 * except.c (remove_unreachable_regions): Propagate may_contain_throw
14088 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
14090 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
14092 (ic_invalidate_array): Likewise.
14094 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
14096 * calls.c (emit_library_call_value_1): Fix a problem with parameter
14097 alignment for library calls.
14099 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
14101 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
14102 (mingw32 tm clause use_gcc_stdint): Set to wrap.
14103 * config/i386/mingw-stdint.h: New file.
14105 2009-04-05 Richard Guenther <rguenther@suse.de>
14107 PR tree-optimization/39648
14108 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
14109 our &A vs. &A[0] IL deficiencies.
14111 2009-04-04 Jan Hubicka <jh@suse.cz>
14113 * except.c (sjlj_find_directly_reachable_regions): Be ready for
14114 removed toplevel regions.
14115 (sjlj_mark_call_sites): Likewise.
14117 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
14119 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
14120 (cygwin tm clause use_gcc_stdint): Set to wrap.
14121 * config/i386/cygwin-stdint.h: New file.
14123 2009-04-04 Richard Guenther <rguenther@suse.de>
14125 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
14126 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
14127 single-argument PHIs if we are in loop-closed SSA form.
14128 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
14129 for the pre-condition.
14130 (slpeel_tree_peel_loop_to_edge): Likewise.
14131 (vect_build_loop_niters): Take an optional sequence to append stmts.
14132 (vect_generate_tmps_on_preheader): Likewise.
14133 (vect_do_peeling_for_loop_bound): Take extra guards for the
14135 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
14136 the cost model check.
14137 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
14138 guards if we are going to peel. Do not apply versioning in that case.
14139 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
14140 (vect_do_peeling_for_loop_bound): Likewise.
14141 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
14142 loop bound only record extra pre-conditions, do not apply loop
14145 2009-04-04 Richard Guenther <rguenther@suse.de>
14147 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
14150 2009-04-04 Jan Hubicka <jh@suse.cz>
14152 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14153 last_basic_block for size of bb->index indexed array.
14154 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
14155 compute_out, link_btr_uses, build_btr_def_use_webs,
14156 build_btr_def_use_webs, migrate_btr_defs): Likewise.
14158 2009-04-04 Jan Hubicka <jh@suse.cz>
14160 * except.c (remove_eh_handler_and_replace): Break out from ...
14161 (remove_eh_handler): ... here.
14162 (bring_to_root): New function.
14163 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
14164 handled ones, bring others to root of tree.
14166 2009-04-04 Jan Hubicka <jh@suse.cz>
14168 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
14169 (all_phis_safe_to_merge): New function.
14170 (update_info): New structure.
14171 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
14172 (cleanup_empty_eh): Update SSA if possible.
14174 2009-04-04 Richard Guenther <rguenther@suse.de>
14176 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
14177 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
14178 (append_vuse): Likewise.
14180 2009-04-04 Jakub Jelinek <jakub@redhat.com>
14182 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
14183 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
14184 instead of REG_UNSAVED for DW_CFA_undefined.
14185 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
14186 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
14189 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
14192 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
14193 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
14194 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
14196 2009-04-04 Richard Guenther <rguenther@suse.de>
14198 PR tree-optimization/8781
14199 PR tree-optimization/37892
14200 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
14201 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
14202 (valueize_refs): Call it for *& valueizations.
14203 (shared_reference_ops_from_ref): Rename to ...
14204 (valueize_shared_reference_ops_from_ref): ... this and valueize.
14205 (shared_reference_ops_from_call): Rename to ...
14206 (valueize_shared_reference_ops_from_call): ... this and valueize.
14207 (vn_reference_lookup): Update.
14208 (visit_reference_op_call): Likewise.
14209 * tree-ssa-pre.c (phi_translate_1): Fold *&.
14210 (eliminate): Value-replace the call address in call statements.
14212 2009-04-04 Richard Guenther <rguenther@suse.de>
14214 PR tree-optimization/39636
14215 * tree-ssa-forwprop.c
14216 (forward_propagate_addr_into_variable_array_index): Check for
14217 GIMPLE_ASSIGN before accessing the rhs code.
14219 2009-04-03 Jason Merrill <jason@redhat.com>
14221 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
14223 2009-04-03 Steve Ellcey <sje@cup.hp.com>
14225 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
14226 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
14227 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
14228 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
14229 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
14230 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
14231 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
14232 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
14233 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
14234 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
14235 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
14236 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
14237 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
14238 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
14239 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
14240 Use fr_reg_or_fp01_operand instead of fr_register_operand
14242 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
14243 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
14244 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
14246 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
14248 PR rtl-optimization/39607
14249 PR rtl-optimization/39631
14253 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14254 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14255 instead of DF_LR_OUT.
14256 * ira-lives.c (process_bb_node_lives): Ditto.
14257 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14258 instead of DF_LR_{OUT,IN}.
14259 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14260 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14262 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
14264 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
14265 (execute_lower_omp): Always run but take the short way out if -fopenmp
14267 (gate_lower_omp): Remove, forcing the pass manager to always run the
14268 pass and always set PROP_gimple_lomp.
14269 (pass_lower_omp): Remove gate function.
14270 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
14271 PROP_trees. Instead, require it.
14272 * ipa-cp.c (pass_ipa_cp): Likewise.
14273 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
14274 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
14275 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
14276 and PROP_gimple_leh.
14278 2009-04-03 Richard Guenther <rguenther@suse.de>
14280 PR middle-end/13146
14281 PR tree-optimization/23940
14282 PR tree-optimization/33237
14283 PR middle-end/33974
14284 PR middle-end/34093
14285 PR tree-optimization/36201
14286 PR tree-optimization/36230
14287 PR tree-optimization/38049
14288 PR tree-optimization/38207
14289 PR tree-optimization/38230
14290 PR tree-optimization/38301
14291 PR tree-optimization/38585
14292 PR middle-end/38895
14293 PR tree-optimization/38985
14294 PR tree-optimization/39299
14295 * tree-ssa-structalias.h: Remove.
14296 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
14297 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
14298 (struct vuse_element_d): Remove.
14299 (struct vuse_vec_d): Likewise.
14300 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
14301 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
14302 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
14303 VUSE_ELEMENT_VAR): Likewise.
14304 (struct voptype_d): Likewise.
14305 (NUM_VOP_FREE_BUCKETS): Likewise.
14306 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
14307 (struct stmt_operands_d): Remove.
14308 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
14309 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
14310 VDEF_NUM, VDEF_VECT): Likewise.
14311 (copy_virtual_operands): Remove.
14312 (operand_build_cmp): Likewise.
14313 (create_ssa_artificial_load_stmt): Likewise.
14314 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
14315 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
14316 vuse_index and mayuse_index members. Pack and move done and iter_type
14317 members to the front.
14318 (SSA_OP_VMAYUSE): Remove.
14319 (SSA_OP_VIRTUAL_USES): Adjust.
14320 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
14321 (unlink_stmt_vdef): Declare.
14322 (add_to_addressable_set): Remove.
14323 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
14324 (vrp_visit_stmt): Likewise.
14325 * doc/tree-ssa.texi (Alias analysis): Update.
14326 * doc/invoke.texi (max-aliased-vops): Remove docs.
14327 (avg-aliased-vops): Likewise.
14328 * tree-into-ssa.c (syms_to_rename): Remove.
14329 (need_to_update_vops_p): Likewise.
14330 (need_to_initialize_update_ssa_p): Rename to ...
14331 (update_ssa_initialized_fn): ... this. Track function we are
14333 (symbol_marked_for_renaming): Simplify.
14334 (add_new_name_mapping): Do not set need_to_update_vops_p.
14335 (dump_currdefs): Use SYMS_TO_RENAME.
14336 (rewrite_update_stmt): Always walk all uses/defs.
14337 (dump_update_ssa): Adjust.
14338 (init_update_ssa): Take function argument. Track what we are
14340 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
14341 (create_new_def_for): Initialize for cfun, assert we are initialized
14343 (mark_sym_for_renaming): Simplify.
14344 (mark_set_for_renaming): Do not initialize update-ssa.
14345 (need_ssa_update_p): Simplify. Take function argument.
14346 (name_mappings_registered_p): Assert we ask for the correct function.
14347 (name_registered_for_update_p): Likewise.
14348 (ssa_names_to_replace): Likewise.
14349 (release_ssa_name_after_update_ssa): Likewise.
14350 (update_ssa): Likewise. Use SYMS_TO_RENAME.
14351 (dump_decl_set): Do not print a newline.
14352 (debug_decl_set): Do it here.
14353 (dump_update_ssa): And here.
14354 * tree-ssa-loop-im.c (move_computations): Adjust.
14355 (movement_possibility): Likewise.
14356 (determine_max_movement): Likewise.
14357 (gather_mem_refs_stmt): Likewise.
14358 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
14359 or NAME_MEMORY_TAG.
14360 * tree-complex.c (update_all_vops): Remove.
14361 (expand_complex_move): Adjust.
14362 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
14363 Simplify test for memory referencing statement. Exclude
14364 non-invariant ADDR_EXPRs.
14365 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
14366 * tree-loop-distribution.c (generate_memset_zero): Adjust.
14367 (rdg_flag_uses): Likewise.
14368 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
14370 (tree_optimize_tail_calls_1): Also split the
14371 edge from the entry block if we have degenerate PHI nodes in
14372 the first basic block.
14373 * tree.c (init_ttree): Remove memory-tag related code.
14374 (tree_code_size): Likewise.
14375 (tree_node_structure): Likewise.
14376 (build7_stat): Re-write to be build6_stat.
14377 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
14378 (SSA_VAR_P): Adjust.
14379 (struct tree_memory_tag): Remove.
14380 (struct tree_memory_partition_tag): Likewise.
14381 (union tree_node): Adjust.
14382 (build7): Re-write to be build6.
14383 * tree-pass.h (pass_reset_cc_flags): Remove.
14384 (TODO_update_address_taken): New flag.
14385 (pass_simple_dse): Remove.
14386 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
14387 * params.h (MAX_ALIASED_VOPS): Remove.
14388 (AVG_ALIASED_VOPS): Likewise.
14389 * omp-low.c (expand_omp_taskreg): Update SSA form.
14390 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
14391 aliases the lhs in a copy stmt.
14392 * tree-ssa-dse.c (struct address_walk_data): Remove.
14393 (memory_ssa_name_same): Likewise.
14394 (memory_address_same): Likewise.
14395 (get_kill_of_stmt_lhs): Likewise.
14396 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
14397 unused stores. Look through PHI nodes into post-dominated regions.
14398 (dse_optimize_stmt): Simplify. Properly remove stores.
14399 (tree_ssa_dse): Compute dominators.
14400 (execute_simple_dse): Remove.
14401 (pass_simple_dse): Likewise.
14402 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
14403 gimple_loaded_syms and gimple_stored_syms computation.
14404 * toplev.c (dump_memory_report): Dump alias and pta stats.
14405 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
14406 (vn_reference_eq): Likewise.
14407 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
14408 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
14409 valueize_vuses): Remove.
14410 (get_def_ref_stmt_vuses): Simplify. Rename to ...
14411 (get_def_ref_stmt_vuse): ... this.
14412 (vn_reference_lookup_2): New function.
14413 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
14414 walking equivalent vuses. Simplify.
14415 (vn_reference_lookup): Likewise.
14416 (vn_reference_insert): Likewise.
14417 (vn_reference_insert_pieces): Likewise.
14418 (visit_reference_op_call): Simplify.
14419 (visit_reference_op_load): Likewise.
14420 (visit_reference_op_store): Likewise.
14421 (init_scc_vn): Remove shared_lookup_vuses initialization.
14422 (free_scc_vn): Remove shared_lookup_vuses freeing.
14423 (sort_vuses, sort_vuses_heap): Remove.
14424 (get_ref_from_reference_ops): Export.
14425 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
14426 vector with single vuse pointer.
14427 (vn_reference_lookup_pieces, vn_reference_lookup,
14428 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
14429 (shared_vuses_from_stmt): Remove.
14430 (get_ref_from_reference_ops): Declare.
14431 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
14432 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14433 memory-tag related code.
14434 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
14435 (likely_value): Add comment, skip static-chain of call statements.
14436 (surely_varying_stmt_p): Adjust.
14437 (gimplify_and_update_call_from_tree): Likewise.
14438 (execute_fold_all_builtins): Do not rebuild alias info.
14439 (gimplify_and_update_call_from_tree): Properly update VOPs.
14440 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
14441 (copy_ref_info): Remove memory-tag related code.
14442 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
14443 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
14444 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
14446 * tree-ssa-dom.c (gimple_p): Remove typedef.
14447 (eliminate_redundant_computations): Adjust.
14448 (record_equivalences_from_stmt): Likewise.
14449 (avail_expr_hash): Likewise.
14450 (avail_expr_eq): Likewise.
14451 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
14452 (stmt_makes_single_load): Likewise.
14453 (stmt_makes_single_store): Likewise.
14454 * tree-ssa-alias.c: Rewrite completely.
14455 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
14456 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
14457 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
14458 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
14459 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
14460 Remove public functions.
14461 (pass_reset_cc_flags): Remove.
14462 (pass_build_alias): Move ...
14463 * tree-ssa-structalias.c (pass_build_alias): ... here.
14464 * tree-ssa-alias.c (may_be_aliased): Move ...
14465 * tree-flow-inline.h (may_be_aliased): ... here.
14466 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
14467 count_uses_and_derefs): Move ...
14468 * gimple.c: ... here.
14469 * gimple.h (count_uses_and_derefs): Declare.
14470 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
14471 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
14472 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
14473 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
14474 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
14475 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
14476 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
14478 * tree-dfa.c (refs_may_alias_p): Move ...
14479 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
14480 * tree-ssa-alias.h: New file.
14481 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
14482 (statement_sink_location): Likewise.
14483 * opts.c (decode_options): Do not adjust max-aliased-vops or
14484 avg-aliased-vops values.
14485 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
14486 (TV_CALL_CLOBBER): Likewise.
14487 (TV_FLOW_SENSITIVE): Likewise.
14488 (TV_FLOW_INSENSITIVE): Likewise.
14489 (TV_MEMORY_PARTITIONING): Likewise.
14490 (TV_ALIAS_STMT_WALK): New timevar.
14491 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
14492 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14493 (get_address_description): Remove memory-tag related code.
14494 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14495 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14496 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14497 and immediate uses in statements. Document.
14498 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14499 (dump_symbols): Remove.
14500 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14501 * alias.c (get_deref_alias_set): New function split out from ...
14502 (get_alias_set): ... here.
14503 * alias.h (get_deref_alias_set): Declare.
14504 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14505 type parameter. Remove restrict pointer handling. Create a
14506 ref-all pointer in case type-based alias sets do not conflict.
14507 (vect_analyze_data_refs): Remove SMT related code.
14508 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14509 (vectorizable_load): Likewise.
14510 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14511 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14512 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14513 Ignore vops and SMTs.
14514 (dr_analyze_alias): Likewise..
14515 (free_data_ref): Likewise.
14516 (create_data_ref): Likewise.
14517 (analyze_all_data_dependences): Likewise.
14518 (get_references_in_stmt): Adjust.
14519 * tree-flow-inline.h (gimple_aliases_computed_p,
14520 gimple_addressable_vars, gimple_call_clobbered_vars,
14521 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14522 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14523 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14524 gimple_mem_ref_stats): Remove.
14525 (gimple_vop): New function.
14526 (op_iter_next_use): Remove vuses and mayuses cases.
14527 (op_iter_next_def): Remove vdefs case.
14528 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14529 (clear_and_done_ssa_iter): Do not set removed fields.
14530 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14531 Assert we are not iterating over vuses or vdefs if not also
14532 iterating over uses or defs.
14533 (op_iter_init_use): Likewise.
14534 (op_iter_init_def): Likewise.
14535 (op_iter_next_vdef): Remove.
14536 (op_iter_next_mustdef): Likewise.
14537 (op_iter_init_vdef): Likewise.
14538 (compare_ssa_operands_equal): Likewise.
14539 (link_use_stmts_after): Handle vuse operand.
14540 (is_call_used): Use is_call_clobbered.
14541 (is_call_clobbered): Global variables are always call clobbered,
14542 query the call-clobbers bitmap.
14543 (mark_call_clobbered): Ignore global variables.
14544 (clear_call_clobbered): Likewise.
14545 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14546 virtual operands sanity check.
14547 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14549 (TARGET_MEM_REF): Remove TMR_TAG operand.
14550 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14551 Remove call-clobber related code.
14552 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14553 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14554 partitions or escape reason.
14555 (get_single_def_stmt, get_single_def_stmt_from_phi,
14556 get_single_def_stmt_with_phi): Remove.
14557 (dump_referenced_vars): Tidy.
14558 (get_ref_base_and_extent): Allow bare decls.
14559 (collect_dfa_stats): Adjust.
14560 * graphite.c (rename_variables_in_stmt): Adjust.
14561 (graphite_copy_stmts_from_block): Likewise.
14562 (translate_clast): Likewise.
14563 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14565 (translate_vuse_through_block): Use the oracle.
14566 (phi_translate_1): Adjust.
14567 (value_dies_in_block_x): Use the oracle. Cache the outcome
14569 (valid_in_sets): Check if the VUSE for
14570 a REFERENCE is available.
14571 (eliminate): Do not remove stmts during elimination,
14572 instead queue and remove them afterwards.
14573 (do_pre): Do not rebuild alias info.
14574 (pass_pre): Run TODO_rebuild_alias before PRE.
14575 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14576 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14577 (mark_all_v_defs_stmt): Remove.
14578 (mark_all_v_defs_seq): Adjust.
14579 (sra_replace): Likewise.
14580 (scalarize_use): Likewise.
14581 (scalarize_copy): Likewise.
14582 (scalarize_init): Likewise.
14583 (scalarize_ldst): Likewise.
14584 (todoflags): Remove.
14585 (tree_sra): Do not rebuild alias info.
14586 (tree_sra_early): Adjust.
14587 (pass_sra): Run TODO_update_address_taken before SRA.
14588 * tree-predcom.c (set_alias_info): Remove.
14589 (prepare_initializers_chain): Do not call it.
14590 (mark_virtual_ops_for_renaming): Adjust.
14591 (mark_virtual_ops_for_renaming_list): Remove.
14592 (initialize_root_vars): Adjust.
14593 (initialize_root_vars_lm): Likewise.
14594 (prepare_initializers_chain): Likewise.
14595 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14596 (may_propagate_copy_into_stmt): Likewise.
14597 (merge_alias_info): Do nothing for now.
14598 (propagate_tree_value_into_stmt): Adjust.
14599 (stmt_may_generate_copy): Likewise.
14600 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14601 not mark symbols for renaming.
14602 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14603 with the same statement, make sure to update the new pointed-to one.
14604 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14605 call statements, do not mark symbols for renaming.
14606 (mark_operand_necessary): Dump something.
14607 (ref_may_be_aliased): New function.
14608 (mark_aliased_reaching_defs_necessary_1): New helper function.
14609 (mark_aliased_reaching_defs_necessary): Likewise.
14610 (mark_all_reaching_defs_necessary_1): Likewise.
14611 (mark_all_reaching_defs_necessary): Likewise.
14612 (propagate_necessity): Do not process virtual PHIs. For
14613 non-aliased loads mark all reaching definitions as necessary.
14614 For aliased loads and stores mark the immediate dominating
14615 aliased clobbers as necessary.
14616 (visited): New global static.
14617 (perform_tree_ssa_dce): Free visited bitmap after propagating
14619 (remove_dead_phis): Perform simple dead virtual PHI removal.
14620 (remove_dead_stmt): Properly unlink virtual operands when
14622 (eliminate_unnecessary_stmts): Schedule PHI removal after
14624 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14625 (process_replaceable): Likewise.
14626 (find_replaceable_in_bb): Likewise.
14627 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14628 based on the single gimple vop.
14629 (verify_flow_insensitive_alias_info): Remove.
14630 (verify_flow_sensitive_alias_info): Likewise.
14631 (verify_call_clobbering): Likewise.
14632 (verify_memory_partitions): Likewise.
14633 (verify_alias_info): Likewise.
14634 (verify_ssa): Adjust..
14635 (execute_update_addresses_taken): Export. Update SSA
14636 manually. Optimize only when optimizing. Use a local bitmap.
14637 (pass_update_address_taken): Remove TODO_update_ssa, add
14639 (pass_update_address_taken): Just use TODO_update_address_taken.
14640 (init_tree_ssa): Do not initialize addressable_vars.
14641 (verify_ssa): Verify new VUSE / VDEF properties.
14642 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14643 Do not call verify_alias_info.
14644 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14645 Do not free the loaded and stored syms bitmaps. Reset the escaped
14646 and callused solutions. Do not free addressable_vars.
14647 Remove memory-tag related code.
14648 (warn_uninitialized_var): Aliases are always available.
14649 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14650 * lambda-code.c (can_put_in_inner_loop): Adjust.
14651 (can_put_after_inner_loop): Likewise.
14652 (perfect_nestify): Likewise.
14653 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14654 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14655 (vectorizable_conversion): Do not mark symbols for renaming.
14656 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14657 (expand_call_inline): Unlink the calls virtual operands before
14659 (tree_function_versioning): Do not call update_ssa if we are not
14660 updating clones. Simplify.
14661 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14662 (propagate_with_phi): Likewise..
14663 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14664 clobber code. Assert we are not aliased or global.
14665 * tree-flow.h: Include tree-ssa-alias.h
14666 (enum escape_type): Remove.
14667 (struct mem_sym_stats_d): Likewise.
14668 (struct mem_ref_stats_d): Likewise.
14669 (struct gimple_df): Add vop member. Remove global_var,
14670 call_clobbered_vars, call_used_vars, addressable_vars,
14671 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14672 escaped and callused members.
14673 (struct ptr_info_def): Remove all members, add points-to solution
14675 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14676 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14677 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14678 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14679 (tree-ssa-alias.o): Likewise.
14680 (toplev.o): Add tree-ssa-alias.h
14681 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14682 * gimple.c (gimple_set_bb): Fix off-by-one error.
14683 (is_gimple_reg): Do not handle memory tags.
14684 (gimple_copy): Also copy virtual operands.
14685 Delay updating the statement. Do not reset loaded and stored syms.
14686 (gimple_set_stored_syms): Remove.
14687 (gimple_set_loaded_syms): Likewise.
14688 (gimple_call_copy_skip_args): Copy the virtual operands
14689 and mark the new statement modified.
14690 * tree-ssa-structalias.c (may_alias_p): Remove.
14691 (set_uids_in_ptset): Take the alias set to prune with as
14692 parameter. Fold in the alias test of may_alias_p.
14693 (compute_points_to_sets): Compute whether a ptr is dereferenced
14694 in a local sbitmap.
14695 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14696 other ADDRESSOF constraints on the lhs.
14697 (get_constraint_for_component_ref): Assert that we don't get
14698 ADDRESSOF constraints from the base of the reference.
14699 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14700 (struct variable_info): Remove collapsed_to member.
14701 (get_varinfo_fc): Remove.
14702 (new_var_info): Do not set collapsed_to.
14703 (dump_constraint): Do not follow cycles.
14704 (dump_constraint_graph): Likewise.
14705 (build_pred_graph): Likewise.
14706 (build_succ_graph): Likewise.
14707 (rewrite_constraints): Likewise.
14708 (do_simple_structure_copy): Remove.
14709 (do_rhs_deref_structure_copy): Remove.
14710 (do_lhs_deref_structure_copy): Remove.
14711 (collapse_rest_of_var): Remove.
14712 (do_structure_copy): Re-implement.
14713 (pta_stats): New global variable.
14714 (dump_pta_stats): New function.
14715 (struct constraint_expr): Make offset signed.
14716 (UNKNOWN_OFFSET): Define special value.
14717 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14718 (solution_set_expand): New helper function split out from ...
14719 (do_sd_constraint): ... here.
14720 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14721 (do_ds_constraint): Likewise.
14722 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14723 and CALLUSED = *CALLUSED.
14724 (set_union_with_increment): Make inc argument signed.
14725 (type_safe): Remove.
14726 (get_constraint_for_ptr_offset): Handle unknown and negative
14728 (first_vi_for_offset): Handle offsets before start. Bail
14729 out early for offsets beyond the variable extent.
14730 (first_or_preceding_vi_for_offset): New function.
14731 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14732 Together with ESCAPED = *ESCAPED this properly computes reachability.
14733 (find_what_var_points_to): New function.
14734 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14735 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14736 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14737 pt_solutions_intersect): New functions.
14738 (compute_call_used_vars): Remove.
14739 (compute_may_aliases): New main entry into PTA computation.
14740 * gimple.h (gimple_p): New typedef.
14741 (struct gimple_statement_base): Remove references_memory_p.
14742 (struct gimple_statement_with_memory_ops_base): Remove
14743 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14745 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14746 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14747 gimple_set_references_memory): Remove.
14748 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14749 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14751 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14752 (verify_expr): Allow RESULT_DECL.
14753 (gimple_duplicate_bb): Do not copy virtual operands.
14754 (gimple_duplicate_sese_region): Adjust.
14755 (gimple_duplicate_sese_tail): Likewise.
14756 (mark_virtual_ops_in_region): Remove.
14757 (move_sese_region_to_fn): Do not call it.
14758 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14759 and pass_simple_dse.
14760 (execute_function_todo): Handle TODO_update_address_taken,
14761 call execute_update_addresses_taken for TODO_rebuild_alias.
14762 (execute_todo): Adjust.
14763 (execute_one_pass): Init dump files early.
14764 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14766 (create_general_new_stmt): Clear vops.
14767 * tree-ssa-reassoc.c (get_rank): Adjust.
14768 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14769 symbols for renaming.
14770 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14771 (PARAM_AVG_ALIASED_VOPS): Likewise.
14772 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14773 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14774 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14775 (operand_build_cmp, copy_virtual_operands,
14776 create_ssa_artificial_load_stmt, add_to_addressable_set,
14777 gimple_add_to_addresses_taken): Remove public functions.
14778 (unlink_stmt_vdef): New function.
14780 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14782 * config.gcc (powerpc-*-linux*): Merge variants.
14784 2009-04-02 Chao-ying Fu <fu@mips.com>
14785 James Grosbach <james.grosbach@microchip.com>
14787 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14788 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14790 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14791 keep_interrupts_masked_p, use_debug_exception_return_p.
14792 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14793 keep_interrupts_masked, use_debug_exception_return.
14794 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14795 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14797 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14798 (mips_print_operand): Process COP0 registers to print $0 .. $31
14799 correctly for GAS to process.
14800 (mips_interrupt_extra_call_saved_reg_p): New function.
14801 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14803 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14804 (mips_compute_frame_info): Add supports for interrupt context that
14805 includes doubleword accumulators and COP0 registers.
14806 (mips_for_each_saved_acc): New function.
14807 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14808 mips_for_each_saved_reg.
14809 (mips_save_reg): Save accumulators.
14810 (mips_kernel_reg_p): A new for_each_rtx callback.
14811 (mips_expand_prologue): Support interrupt handlers.
14812 (mips_restore_reg): Restore accumulators.
14813 (mips_expand_epilogue): Support interrupt handlers.
14814 (mips_can_use_return_insn): Return false for interrupt handlers.
14815 (mips_epilogue_uses): New function.
14816 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14817 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14818 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14819 cop0_move): New instructions.
14820 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14821 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14823 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14825 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14826 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14827 interrupt handlers, we use K0 as the temporary register.
14828 (EPILOGUE_USES): Change to a function call.
14829 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14830 handlers, we use K0 as the temporary register.
14832 * doc/extend.texi (Function Attributes): Document interrupt,
14833 use_shadow_register_set, keep_interrupts_masked,
14834 use_debug_exception_return for MIPS attributes.
14836 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14838 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14839 Remove a number of t-files from tmake_file.
14840 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14841 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14842 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14843 target_prototype, not TARGET_PROTOTYPE.
14844 (LINK_OS_GNU_SPEC): Define.
14845 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14846 and darwin-ldoubdle.c.
14848 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14851 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14852 (cpp_options): Ditto.
14853 (default_compilers): Ditto.
14854 (display_help): Ditto.
14855 (process_command): Ditto.
14856 (do_spec_1): Ditto.
14857 (set_input): Use lbasename instead of duplicate code.
14858 (save_temps_prefix): New static for -save-temps=obj.
14859 (save_temps_length): Ditto.
14861 * doc/invoke.texi (-save-temps=obj): Document new variant to
14862 -save-temps switch.
14864 2009-04-02 Jeff Law <law@redhat.com>
14866 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14869 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14871 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14872 * configure: Regenerated.
14874 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14876 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14877 share the argument list.
14879 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14883 2009-02-12 Diego Novillo <dnovillo@google.com>
14885 * varpool.c (debug_varpool): New.
14886 * cgraph.h (debug_varpool): Declare.
14888 2009-04-02 Jan Hubicka <jh@suse.cz>
14890 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14893 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14895 * config/i386/i386.c (ix86_abi): Move initialization to ...
14896 (override_options): Here.
14898 2009-04-02 Christian Bruel <christian.bruel@st.com>
14900 * config/sh/sh.c (sh_dwarf_register_span): New function.
14901 (TARGET_DWARF_REGISTER_SPAN): Define.
14902 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14904 2009-04-02 Ira Rosen <irar@il.ibm.com>
14906 PR tree-optimization/39595
14907 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14908 interleaved loads group is not greater than the SLP group size.
14910 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14912 * builtins.c (is_builtin_name): New.
14913 (called_as_built_in): Use is_builtin_name.
14914 * tree.h (is_builtin_name): New.
14915 * varasm.c (incorporeal_function_p): Use is_builtin_name
14917 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14919 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14921 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14924 * c-decl.c (clone_underlying_type): Move this ...
14925 * c-common.c (set_underlying_type): ... here.
14926 Also, make sure the function properly sets TYPE_STUB_DECL() on
14927 the newly created typedef variant type.
14928 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14929 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14932 2009-04-02 Richard Guenther <rguenther@suse.de>
14934 PR tree-optimization/37221
14935 * tree-flow.h (degenerate_phi_result): Declare.
14936 * tree-ssa-dom.c (degenerate_phi_result): Export.
14937 * tree-scalar-evolution.c (analyze_initial_condition): If
14938 the initial condition is defined by a degenerate PHI node
14939 use the degenerate value.
14941 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14943 PR rtl-optimization/39588
14944 * combine.c (merge_outer_ops): Do not set the constant when this
14946 (simplify_shift_const_1): Do not modify it either in this case.
14948 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14950 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14951 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14953 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14956 * c-lex.c (interpret_float): Default (no suffix) is double.
14958 2009-04-1 Xinliang David Li <davidxl@google.com>
14960 * config/i386/i386.c (legitimate_constant_p): Recognize
14961 all one vector constant.
14963 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14965 * config/vax/vax.c: Add #includes to silence warnings.
14966 Change #include order to silence two warnings.
14968 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14970 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14971 (ASM_SPEC): Pass -k to the assembler for PIC code.
14973 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14975 * config.gcc: Add vax-*-linux* to the switch.
14976 * config/vax/linux.h: New file. (TARGET_VERSION,
14977 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14979 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14981 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14982 Use predicate macros instead of GET_CODE() == foo.
14983 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14984 ashlsi3, rotrsi3, <unnamed>): Likewise.
14986 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14988 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14989 jbbccihi, jbbccisi): Remova trailing whitespace.
14990 * config/vax/constraints.md: Likewise.
14991 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14992 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14993 * config/vax/predicates.md: Likewise.
14994 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14995 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14996 * config/vax/vax.h: Likewise.
14997 * config/vax/vax.md (nonlocal_goto): Likewise.
14999 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15001 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
15002 (indirectable_address_p, adjacent_operands_p): Add spaces around
15004 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
15006 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15008 * config/vax/vax.c (legitimate_constant_address_p,
15009 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
15010 index_term_p, reg_plus_index_p, legitimate_address_p,
15011 vax_mode_dependent_address_p): Update comments to match functions
15012 modified by the recent int->bool conversion.
15014 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15016 * config/vax/builtins.md: Update copyright message.
15017 * config/vax/constraints.md: Likewise.
15018 * config/vax/netbsd-elf.h: Likewise.
15019 * config/vax/predicates.md: Likewise.
15020 * config/vax/vax-protos.h: Likewise.
15021 * config/vax/vax.c: Likewise.
15022 * config/vax/vax.h: Likewise.
15023 * config/vax/vax.md: Likewise.
15024 * config/vax/vax.opt: Likewise.
15026 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15028 * config/vax/builtins.md (ffssi2, ffssi2_internal,
15029 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
15030 * config/vax/constraints.md (B, R): Likewise.
15031 * config/vax/predicates.md (external_memory_operand,
15032 nonimmediate_addsub_di_operand): Likewise.
15033 * config/vax/vax.c (vax_output_int_add): Likewise.
15034 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
15035 untyped_call): Likewise.
15037 2009-04-01 Matt Thomas <matt@3am-software.com>
15039 * config/vax/predicates.md: New file.
15040 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
15041 external_const_operand, nonsymbolic_operand, external_memory_operand,
15042 indirect_memory_operand, indexed_memory_operand,
15043 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
15044 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
15046 * config/vax/constraints.md: New file.
15047 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
15049 * config/vax/builtins.md: New file.
15050 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
15051 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
15053 * config/vax/vax.opt (mqmath): Add option.
15054 * config/vax/vax.md (isfx): Extend with DI.
15055 (VAXintQH, VAXintQHSD): Define.
15056 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
15057 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
15058 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
15059 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
15060 (movdi): Update constraints and use vax_output_int_move().
15061 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
15062 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
15063 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
15064 nonlocal_goto): New.
15065 (mov<mode>): Extend accepted operand types.
15066 (subdi3_old): Rename from subdi3, change update constraints and use
15067 a new implementation.
15068 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
15069 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
15070 MOVE_RATIO, CLEAR_RATIO): Define.
15071 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
15072 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
15073 (PRINT_OPERAND): Redefine using a function instead of inlined code.
15074 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
15075 (split_quadword_operands): Make static and really allow variable
15077 (print_operand_address): Update for PIC generation.
15078 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
15079 indexable_address_p, fixup_mathdi_operand,
15080 vax_expand_addsub_di_operands, adjacent_operands_p): New.
15081 (vax_float_literal, legitimate_constant_p,
15082 indirectable_constant_address_p, index_term_p,
15083 reg_plus_index_p): Return bool instead of int.
15084 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
15086 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
15088 (vax_output_conditional_branch): Indent.
15089 (legitimate_constant_address_p, indirectable_constant_address_p,
15090 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
15091 vax_mode_dependent_address_p): Return bool instead of int, update for
15093 * config/vax/vax-protos.h (legitimate_constant_address_p,
15094 legitimate_constant_p, legitimate_address_p,
15095 vax_mode_dependent_address_p): Change declaration to bool.
15096 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
15097 vax_expand_addsub_di_operands, vax_output_int_subtract,
15098 vax_output_movmemsi): Declare.
15099 (split_quadword_operands, vax_float_literal): Delete declaration.
15100 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
15101 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
15102 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
15103 ASM_OUTPUT_DWARF_PCREL): Define.
15104 (ASM_SPEC): Change definition to allow PIC generation.
15106 2009-04-01 Steve Ellcey <sje@cup.hp.com>
15108 * doc/sourcebuild.texi: Update front-end requirements.
15110 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15113 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
15114 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
15115 (booldi3_internal3): Use boolean_or_operator instead of
15118 2009-04-01 Joseph Myers <joseph@codesourcery.com>
15121 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
15122 declarator whose size is not an integer constant expression but
15123 folds to an integer constant, then treat it as a constant
15126 2009-04-01 Richard Guenther <rguenther@suse.de>
15128 * fold-const.c (fold_plusminus_mult_expr): Do not fold
15129 i * 4 + 2 to (i * 2 + 1) * 2.
15131 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15134 * c-parser.c (c_parser_asm_statement): Skip until close paren and
15135 return if c_parser_asm_string_literal returned NULL.
15137 2009-04-01 Nick Clifton <nickc@redhat.com>
15139 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
15141 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
15142 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
15143 other typedefs to avoid conflicts with libgcc2.c. Define labels
15144 to gain 16-bit bit-manipulation functions from libgcc2.c and then
15146 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
15147 to gain 16-bit trapping arithmetic functions from libgcc2.c and
15150 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
15152 * varasm.c (default_function_rodata_section): Declare DOT as
15155 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
15156 Andrey Galkin <agalkin@hypercom.com>
15159 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
15160 Make object_name unique for each process.
15162 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15165 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
15166 addressable variables in the parallel that could go out of scope while
15167 running queued tasks.
15169 2009-04-01 Anatoly Sokolov <aesok@post.ru>
15171 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
15172 (CASE_VALUES_THRESHOLD): Redefine.
15173 * config/avr/avr.c (avr_override_options): Remove initialization of
15174 avr_case_values_threshold variable.
15175 (avr_case_values_threshold): Remove variable. Add new function.
15176 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
15177 * config/avr/avr.opt (mno-tablejump): Remove option.
15178 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
15180 2009-04-01 DJ Delorie <dj@redhat.com>
15182 * varasm.c (default_function_rodata_section): Don't assume
15183 anything about where the first '.' in the section name is.
15185 2009-04-01 Alan Modra <amodra@bigpond.net.au>
15187 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
15188 rs6000_emit_stack_tie.
15190 2009-03-31 Ian Lance Taylor <iant@google.com>
15192 * tree-eh.c (tree_remove_unreachable_handlers): Compare
15193 gimple_code with GIMPLE_RESX, not RESX.
15195 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15197 * c-common.c (c_get_ident): New.
15198 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
15200 2009-04-01 Ben Elliston <bje@au.ibm.com>
15202 * config/rs6000/sysv4.opt (msdata): Improve option description.
15204 2009-03-31 Steve Ellcey <sje@cup.hp.com>
15206 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
15207 (divdf3_internal_lat): Remove.
15208 (divxf3_internal_lat): Remove.
15209 (divxf3_internal_thr): Remove.
15210 (divxf): Use divxf3_internal.
15211 * config/ia64/div.md (divsf3_internal_lat): New.
15212 (divdf3_internal_lat): New.
15213 (divxf3_internal): New.
15215 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15218 * Makefile.in (USE_GCC_STDINT): Define.
15219 (stmp-int-hdrs): Install stdint.h if applicable.
15220 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
15222 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
15223 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
15224 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15225 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15226 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15227 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15228 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15229 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15230 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15231 (c_common_nodes_and_builtins): Initialize
15232 underlying_wchar_type_node. Do not initialize
15233 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
15234 nodes for new types.
15235 (c_stddef_cpp_builtins): Define macros for new types.
15236 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
15238 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
15239 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
15240 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
15241 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
15242 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
15243 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
15244 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
15245 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
15246 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
15247 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
15248 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
15249 int16_type_node, int32_type_node, int64_type_node,
15250 uint8_type_node, uint16_type_node, c_uint32_type_node,
15251 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
15252 int_least32_type_node, int_least64_type_node,
15253 uint_least8_type_node, uint_least16_type_node,
15254 uint_least32_type_node, uint_least64_type_node,
15255 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
15256 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
15257 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
15258 uintptr_type_node): Define.
15259 * c-cppbuiltin.c (builtin_define_constants,
15260 builtin_define_type_minmax): New.
15261 (builtin_define_stdint_macros): Define more macros.
15262 (c_cpp_builtins): Define more limit macros.
15263 (type_suffix): New.
15264 (builtin_define_type_max): Define in terms of
15265 builtin_define_type_minmax. Remove is_long parameter. All
15267 * config.gcc (use_gcc_stdint): Define.
15268 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
15269 Add newlib-stdint.h for generic targets.
15270 * config/glibc-stdint.h, config/newlib-stdint.h,
15271 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
15272 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
15273 * config/score/score.h (UINTPTR_TYPE): Define.
15274 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15275 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15276 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15277 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15278 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15279 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15280 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15281 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15282 * config/spu/spu.h (STDINT_LONG32): Define.
15283 * configure.ac (use_gcc_stdint): Substitute.
15284 * configure: Regenerate.
15285 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
15286 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
15287 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
15288 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
15289 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
15290 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
15291 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
15292 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
15293 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
15294 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
15295 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
15296 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
15297 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
15298 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
15299 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
15300 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
15301 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
15302 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
15303 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
15304 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
15305 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
15306 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
15307 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15308 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15309 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15310 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15311 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15312 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15313 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
15315 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
15317 * loop-iv.c (suitable_set_for_replacement): Renamed from
15318 simplify_using_assignment; changed to return bool and to accept new
15319 args DEST and SRC. Return true iff we find a source/destination pair
15320 that can be used to make a replacement, and fill SRC and DEST if so.
15321 Remove arg ALTERED. Don't deal with altered regs here. All callers
15323 (simplify_using_initial_values): Deal with altered regs here and track
15324 more precisely the effect they have on the validity of our expression.
15326 * loop-iv.c (simplify_using_condition): A condition of the form
15327 (EQ REG CONST) can be used to simply make a substitution.
15328 (simplify_using_initial_values): Keep track of conditions we have seen
15329 and keep using them to simplify new expressions, while applying the
15330 same substitutions to them as to the expression.
15332 * simplify-rtx.c (simplify_relational_operation_1): Simplify
15333 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
15336 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
15337 changed. Use this when trying to improve the upper bound.
15338 Generate the comparison by using simplify_gen_relational.
15340 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
15342 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
15344 (simplify_using_assignment, simplify_using_initial_values): Call
15345 replace_in_expr to make replacements. Call replace_single_def_regs
15346 once on the initial version of the expression.
15348 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15351 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
15353 2009-03-31 Richard Guenther <rguenther@suse.de>
15355 PR middle-end/31029
15356 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
15357 equality comparisons. Fold C - X CMP X if C % 2 == 1.
15359 2009-03-31 Richard Guenther <rguenther@suse.de>
15361 * tree.h (div_if_zero_remainder): Declare.
15362 * fold-const.c (div_if_zero_remainder): Export.
15363 * tree-ssa-forwprop.c
15364 (forward_propagate_addr_into_variable_array_index): Handle
15365 constant array index addition outside of the variable index.
15367 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15370 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
15371 define_splits, floatunssi<mode>2): Require x87 conversions from
15372 DImode to be permitted.
15374 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15376 PR preprocessor/15638
15377 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
15379 2009-03-31 Richard Guenther <rguenther@suse.de>
15381 PR middle-end/23401
15382 PR middle-end/27810
15383 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
15384 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
15385 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
15386 a separate statement.
15387 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
15388 (lookup_tmp_var): Likewise.
15389 (is_gimple_formal_tmp_or_call_rhs): Remove.
15390 (is_gimple_reg_or_call_rhs): Rename to ...
15391 (is_gimple_reg_rhs_or_call): ... this.
15392 (is_gimple_mem_or_call_rhs): Rename to ...
15393 (is_gimple_mem_rhs_or_call): ... this.
15394 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
15395 DECL_GIMPLE_REG_P only if is_formal is true.
15396 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
15397 for non-proper post-modify expression gimplification.
15398 (gimplify_self_mod_expr): For post-modify expressions gimplify
15399 the lvalue to a minimal lvalue.
15400 (rhs_predicate_for): Remove formal temp case.
15401 (gimplify_modify_expr_rhs): Likewise.
15402 (gimplify_addr_expr): Use is_gimple_reg.
15403 (gimplify_expr): Remove formal temp cases.
15404 (gimple_regimplify_operands): Likewise.
15405 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
15406 and FILTER_EXPR like constants.
15407 * gimple.c (walk_gimple_op): Fix val_only initialization, use
15409 (is_gimple_formal_tmp_rhs): Remove.
15410 (is_gimple_reg_rhs): Remove special casing.
15411 (is_gimple_mem_rhs): Fix.
15412 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
15413 (is_gimple_formal_tmp_var): Remove.
15414 (is_gimple_formal_tmp_reg): Likewise.
15415 (is_gimple_min_lval): Allow invariant component ref parts.
15416 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
15417 is_gimple_formal_tmp_reg): Remove declarations.
15418 * tree-cfg.c (verify_expr): Verify that variables with address
15419 taken do not have DECL_GIMPLE_REG_P set.
15420 * tree-mudflap.c (mf_build_check_statement_for): Use
15421 force_gimple_operand instead of gimplify_expr.
15423 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
15425 * modulo-sched.c (sms_schedule_by_order): Pass the actual
15426 schedulable rows to compute_split_row.
15428 2009-03-31 Ben Elliston <bje@au.ibm.com>
15431 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
15434 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15436 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
15437 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
15438 * configure: Regenerate.
15439 * config.in: Regenerate.
15440 * config/rs6000/rs6000.opt (mtls-markers): Add.
15441 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
15442 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
15443 (tls_ld_aix, tls_ld_sysv): Likewise.
15444 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
15445 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
15447 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15449 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
15451 2009-03-30 Jan Hubicka <jh@suse.cz>
15453 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
15455 (tree_remove_unreachable_handlers): Cleanup EH predecestor
15456 detection and label handling.
15458 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15460 * ira-int.h (ira_allocno): Rename left_conflicts_num to
15461 left_conflicts_size.
15462 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
15463 ALLOCNO_LEFT_CONFLICTS_SIZE.
15465 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
15466 remove_allocno_from_bucket_and_push,
15467 allocno_spill_priority_compare, push_allocnos_to_stack,
15468 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15469 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
15470 (setup_allocno_left_conflicts_num): Ditto. Rename to
15471 setup_allocno_left_conflicts_size.
15472 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15473 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
15474 setup_allocno_left_conflicts_size instead of
15475 setup_allocno_left_conflicts_num.
15477 * ira-build.c (ira_create_allocno): Use
15478 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
15479 ALLOCNO_LEFT_CONFLICTS_NUM.
15481 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15483 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15484 instead of DF_LR_OUT.
15486 * ira-lives.c (process_bb_node_lives): Ditto.
15488 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15489 instead of DF_LR_{OUT,IN}.
15491 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15493 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15495 2009-03-30 Jan Hubicka <jh@suse.cz>
15497 * except.c (label_to_region_map): Fix thinko.
15499 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15501 PR middle-end/38237
15502 * tree.h (tree_find_value): New declaration.
15503 * tree.c (tree_find_value): New function.
15504 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15506 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15509 * c-decl.c (struct c_binding): Add locus field.
15510 (bind): Add locus argument, set locus field from it.
15511 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15512 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15513 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15514 implicitly_declare, undeclared_variable, lookup_label,
15515 declare_label, c_make_fname_decl, c_builtin_function,
15516 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15519 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15522 * config/i386/i386.c (classify_argument): Check total size of
15525 2009-03-30 Martin Jambor <mjambor@suse.cz>
15527 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15528 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15529 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15532 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15533 seen_variable_array_ref while also traversing a union.
15535 * tree-inline.c (optimize_inline_calls): Do not call
15536 cgraph_node_remove_callees.
15537 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15538 (pass_remove_cgraph_callee_edges): New variable.
15539 * passes.c (init_optimization_passes): Add
15540 pass_remove_cgraph_callee_edges after early inlining and before all
15541 late intraprocedural passes.
15543 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15545 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15547 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15548 Fix typos in names.
15550 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15552 * combine.c (simplify_comparison): Use have_insn_for.
15553 * dojump.c (do_jump): Likewise.
15555 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15557 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15558 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15559 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15560 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15561 instead of sparc_compare_emitted.
15562 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15563 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15564 instead of sparc_compare_emitted.
15566 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15568 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15569 enter/exit cfglayout mode.
15570 (pass_partition_block): Require it.
15571 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15572 (combine_instructions): Track basic blocks instead of labels.
15573 (update_cfg_for_uncondjump): New.
15574 (try_combine): Use it. Update jumps after rescanning.
15575 (pass_combine): Require PROP_cfglayout.
15576 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15578 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15580 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15581 Provide/destroy PROP_cfglayout respectively.
15582 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15583 * tree-pass.h (PROP_cfglayout): New.
15585 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15587 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15588 fold_convert_const_fixed_from_fixed,
15589 fold_convert_const_fixed_from_int,
15590 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15591 set TREE_CONSTANT_OVERFLOW.
15592 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15593 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15595 2009-03-30 Ira Rosen <irar@il.ibm.com>
15597 * tree-vect-loop-manip.c: New file.
15598 * tree-vectorizer.c: Update documentation and included files.
15599 (vect_loop_location): Make extern.
15600 (rename_use_op): Move to tree-vect-loop-manip.c
15601 (rename_variables_in_bb, rename_variables_in_loop,
15602 slpeel_update_phis_for_duplicate_loop,
15603 slpeel_update_phi_nodes_for_guard1,
15604 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15605 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15606 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15607 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15608 find_loop_location): Likewise.
15609 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15610 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15611 get_vectype_for_scalar_type, vect_is_simple_use,
15612 supportable_widening_operation, supportable_narrowing_operation):
15614 (bb_in_loop_p): Move to tree-vect-loop.c.
15615 (new_loop_vec_info, destroy_loop_vec_info,
15616 reduction_code_for_scalar_code, report_vect_op,
15617 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15618 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15619 (vect_supportable_dr_alignment): Likewise.
15620 * tree-vectorizer.h (tree-data-ref.h): Include.
15621 (vect_loop_location): Declare.
15622 Reorganize function declarations according to the new file structure.
15623 * tree-vect-loop.c: New file.
15624 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15625 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15626 * tree-vect-data-refs.c: New file.
15627 * tree-vect-patterns.c (timevar.h): Don't include.
15628 * tree-vect-stmts.c: New file.
15629 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15630 tree-vect-slp.c, tree-vect-loop.c.
15631 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15632 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15633 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15634 (tree-vect-analyze.o): Remove.
15635 (tree-vect-transform.o): Likewise.
15636 (tree-vect-data-refs.o): Add rule.
15637 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15638 tree-vect-slp.o): Likewise.
15639 (tree-vect-patterns.o): Remove redundant dependencies.
15640 (tree-vectorizer.o): Likewise.
15641 * tree-vect-slp.c: New file.
15643 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15645 * optc-gen.awk: Warn if an option flag has multiple different
15648 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15650 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15651 -floop-block): Document dependences on PPL, CLooG and Graphite.
15653 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15655 PR rtl-optimization/323
15656 * c-common.c (c_fully_fold, convert_and_check,
15657 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15658 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15659 * c-common.def (EXCESS_PRECISION_EXPR): New.
15660 * c-cppbuiltin.c (builtin_define_float_constants): Define
15661 constants with enough digits for long double.
15662 * c-lex.c (interpret_float): Interpret constant with excess
15663 precision where appropriate.
15664 * c-opts.c (c_common_post_options): Set
15665 flag_excess_precision_cmdline. Give an error for
15666 -fexcess-precision=standard for C++ for processors where the
15667 option is significant.
15668 * c-parser.c (c_parser_conditional_expression): Handle excess
15669 precision in condition.
15670 * c-typeck.c (convert_arguments): Handle arguments with excess
15672 (build_unary_op): Move excess precision outside operation.
15673 (build_conditional_expr): Likewise.
15674 (build_compound_expr): Likewise.
15675 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15676 (build_modify_expr): Handle excess precision in RHS.
15677 (convert_for_assignment): Handle excess precision in converted
15679 (digest_init, output_init_element, process_init_element): Handle
15680 excess precision in initializer.
15681 (c_finish_return): Handle excess precision in return value.
15682 (build_binary_op): Handle excess precision in operands and add
15683 excess precision as needed for operation.
15684 * common.opt (-fexcess-precision=): New option.
15685 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15686 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15687 For standard excess precision, output explicit conversion to and
15688 truncation from XFmode.
15689 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15690 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15691 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15692 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15693 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15694 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15695 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15696 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15697 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15698 define_splits, sqrt<mode>2): Disable where appropriate for
15699 standard excess precision.
15700 * convert.c (convert_to_real): Do not shorten arithmetic to type
15701 for which excess precision would be used.
15702 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15703 * doc/invoke.texi (-fexcess-precision=): Document option.
15704 (-mfpmath=): Correct index entry.
15705 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15706 flag_excess_precision): New.
15707 * langhooks.c (lhd_post_options): Set
15708 flag_excess_precision_cmdline.
15709 * opts.c (common_handle_option): Handle -fexcess-precision=.
15710 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15711 init_excess_precision): New.
15712 (lang_dependent_init_target): Call init_excess_precision.
15713 * tree.c (excess_precision_type): New.
15714 * tree.h (excess_precision_type): Declare.
15716 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15719 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15720 non-lvalue to component.
15722 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15724 PR preprocessor/34695
15725 * Makefile.in (c-opts.o): Depend on c-tree.h.
15726 * c-common.c: Move down include of diagnostic.h.
15727 (done_lexing, c_cpp_error): New.
15728 * c-common.h (done_lexing): Declare.
15729 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15731 * c-opts.c: Include c-tree.h.
15732 (c_common_init_options): Set preprocessor error callback.
15733 (c_common_handle_option): Do not set preprocessor
15734 inhibit_warnings, warnings_are_errors, warn_system_headers,
15735 pedantic_errors or inhibit_warnings flags.
15736 (c_common_post_options): Do not check cpp_errors (parse_in).
15737 (c_common_finish): Do not output dependencies if there were
15738 errors. Do not check return value of cpp_finish.
15739 * c-ppoutput.c (pp_file_change): Set input_location.
15740 * c-tree.h (c_cpp_error): Declare.
15741 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15743 (diagnostic_build_prefix): Check override_column.
15744 * diagnostic.h (diagnostic_info): Add override_column field.
15745 (diagnostic_override_column): Define.
15747 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15749 * c-common.c (c_expand_expr, c_staticp): Remove.
15750 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15751 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15752 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15753 * c-gimplify.c (gimplify_compound_literal_expr,
15754 optimize_compound_literals_in_ctor): Remove.
15755 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15756 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15757 * c-semantics.c (emit_local_var): Remove.
15759 * langhooks-def.h (lhd_expand_expr): Remove.
15760 * langhooks.c (lhd_expand_expr): Remove.
15761 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15763 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15764 handling from c-semantics.c; don't call into langhook.
15765 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15766 * gimplify.c (gimplify_compound_literal_expr,
15767 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15768 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15769 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15770 as was done in c-gimplify.c.
15771 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15772 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15773 Move from c-common.h.
15774 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15776 * tree.c (staticp): Do not call langhook.
15777 * langhooks.c (lhd_staticp): Delete.
15778 * langhooks-def.h (lhd_staticp): Delete prototype.
15779 (LANG_HOOKS_STATICP): Delete.
15780 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15782 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15783 instead of DECL_STMTs.
15785 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15793 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15795 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15796 contained expression.
15797 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15798 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15799 conditional expressions for C.
15800 (decl_constant_value_for_optimization): Move from
15801 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15802 whether optimizing and that the expression is a VAR_DECL not of
15803 array type instead of doing such checks in the caller. Do not
15804 check pedantic. Call gcc_unreachable for C++.
15805 * c-common.def (C_MAYBE_CONST_EXPR): New.
15806 * c-common.h (c_fully_fold, c_save_expr,
15807 decl_constant_value_for_optimization): New prototypes.
15808 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15809 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15810 EXPR_INT_CONST_OPERANDS): Define.
15811 * c-convert.c (convert): Strip nops from expression.
15812 * c-decl.c (groktypename): Take extra parameters expr and
15813 expr_const_operands. Update call to grokdeclarator.
15814 (start_decl): Update call to grokdeclarator. Add statement for
15815 expressions used in type of decl.
15816 (grokparm): Update call to grokdeclarator.
15817 (push_parm_decl): Update call to grokdeclarator.
15818 (build_compound_literal): Add parameter non_const and build a
15819 C_MAYBE_COSNT_EXPR if applicable.
15820 (grokdeclarator): Take extra parameters expr and
15821 expr_const_operands. Track expressions used in declaration
15822 specifiers and declarators. Fold array sizes and track whether
15823 they are constant expressions and whether they are integer
15824 constant expressions.
15825 (parser_xref_tag): Set expr and expr_const_operands fields in
15827 (grokfield): Update call to grokdeclarator.
15828 (start_function): Update call to grokdeclarator.
15829 (build_null_declspecs): Set expr and expr_const_operands fields in
15831 (declspecs_add_type): Handle expressions in typeof specifiers.
15832 * c-parser.c (c_parser_declspecs): Set expr and
15833 expr_const_operands fields for declaration specifiers.
15834 (c_parser_enum_specifier): Likewise.
15835 (c_parser_struct_or_union_specifier): Likewise.
15836 (c_parser_typeof_specifier): Likewise. Update call to
15837 groktypename. Fold expression as needed. Return expressions with
15838 type instead of adding statements.
15839 (c_parser_attributes): Update calls to c_parser_expr_list.
15840 (c_parser_statement_after_labels): Fold expression before passing
15841 to objc_build_throw_stmt.
15842 (c_parser_condition): Fold expression.
15843 (c_parser_asm_operands): Fold expression.
15844 (c_parser_conditional_expression): Use c_save_expr. Update call
15845 to build_conditional_expr.
15846 (c_parser_alignof_expression): Update call to groktypename.
15847 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15848 original_code. Fold expression argument of va_arg. Create
15849 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15850 argument to va_arg. Update calls to groktypename. Fold array
15851 index for offsetof. Verify that first argument to
15852 __builtin_choose_expr has integer type.
15853 (c_parser_postfix_expression_after_paren_type): Update calls to
15854 groktypename and build_compound_literal. Handle expressions with
15855 side effects in type name.
15856 (c_parser_postfix_expression_after_primary): Update call to
15857 c_parser_expr_list. Set original_code for calls to
15858 __builtin_constant_p.
15859 (c_parser_expr_list): Take extra parameter fold_p. Fold
15860 expressions if requested.
15861 (c_parser_objc_type_name): Update call to groktypename.
15862 (c_parser_objc_synchronized_statement): Fold expression.
15863 (c_parser_objc_receiver): Fold expression.
15864 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15865 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15866 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15867 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15868 (struct c_typespec): Add elements expr and expr_const_operands.
15869 (struct c_declspecs): Add elements expr and expr_const_operands.
15870 (groktypename, build_conditional_expr, build_compound_literal):
15872 (in_late_binary_op): Declare.
15873 * c-typeck.c (note_integer_operands): New function.
15874 (in_late_binary_op): New variable.
15875 (decl_constant_value_for_broken_optimization): Move to c-common.c
15876 and rename to decl_constant_value_for_optimization.
15877 (default_function_array_conversion): Do not strip nops.
15878 (default_conversion): Do not call
15879 decl_constant_value_for_broken_optimization.
15880 (build_array_ref): Do not fold result.
15881 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15882 result when operand is a VLA.
15883 (c_expr_sizeof_type): Update call to groktypename. Handle
15884 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15885 result when operand names a VLA type.
15886 (build_function_call): Update call to build_compound_literal.
15887 Only fold result for calls to __builtin_* functions. Strip
15888 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15889 the function designator.
15890 (convert_arguments): Fold arguments. Update call to
15891 convert_for_assignment.
15892 (build_unary_op): Handle increment and decrement of
15893 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15894 decrement earlier. Fold operand of increment and decrement.
15895 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15896 built for integer operand. Wrap returns that are INTEGER_CSTs
15897 without being integer constant expressions or that have integer
15898 constant operands without being INTEGER_CSTs.
15899 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15900 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15901 result is an integer constant expression or can be used in
15902 unevaluated parts of one and avoid folding and wrap as
15903 appropriate. Fold operands before possibly doing -Wsign-compare
15905 (build_compound_expr): Wrap result for C99 if operands can be used
15906 in integer constant expressions.
15907 (build_c_cast): Update call to digest_init. Do not ignore
15908 overflow from casting floating-point constants to integers. Wrap
15909 results that could be confused with integer constant expressions,
15910 null pointer constants or floating-point constants.
15911 (c_cast_expr): Update call to groktypename. Handle expressions
15912 included in type name.
15913 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15914 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15915 Update calls to convert_for_assignment.
15916 (convert_for_assignment): Take new parameter
15917 null_pointer_constant. Do not strip nops or call
15918 decl_constant_value_for_broken_optimization. Set
15919 in_late_binary_op for conversions to boolean.
15920 (store_init_value): Update call to digest_init.
15921 (digest_init): Take new parameter null_pointer_constant. Do not
15922 call decl_constant_value_for_broken_optimization. pedwarn for
15923 initializers not constant expressions. Update calls to
15924 convert_for_assignment.
15925 (constructor_nonconst): New.
15926 (struct constructor_stack): Add nonconst element.
15927 (really_start_incremental_init, push_init_level, pop_init_level):
15928 Handle constructor_nonconst and nonconst element.
15929 (set_init_index): Call constant_expression_warning for array
15931 (output_init_element): Fold value. Set constructor_nonconst as
15932 applicable. pedwarn for initializers not constant expressions.
15933 Update call to digest_init. Call constant_expression_warning
15934 where constant initializers are required.
15935 (process_init_element): Use c_save_expr.
15936 (c_finish_goto_ptr): Fold expression.
15937 (c_finish_return): Fold return value. Update call to
15938 convert_for_assignment.
15939 (c_start_case): Fold switch expression.
15940 (c_process_expr_stmt): Fold expression.
15941 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15942 ensure statement expression is not evaluated in constant expression.
15943 (build_binary_op): Track whether results are integer constant
15944 expressions or may occur in such, disable folding and wrap results
15945 as applicable. Fold operands for -Wsign-compare warnings unless
15947 (c_objc_common_truthvalue_conversion): Handle results folded to
15948 integer constants that are not integer constant expressions.
15949 * doc/extend.texi: Document when typeof operands are evaluated,
15950 that condition of __builtin_choose_expr is an integer constant
15951 expression, and more about use of __builtin_constant_p in
15954 2009-03-29 Richard Guenther <rguenther@suse.de>
15956 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15957 propagate addresses of array references.
15959 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15961 * regmove.c (perhaps_ends_bb_p): Remove.
15962 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15963 from INSN and check that the main loop stays within that basic block.
15964 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15965 (regmove_forward_pass): Split out from regmove_optimize. Use
15966 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15967 (regmove_backward_pass): Split out from regmove_optimize. Use
15968 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15969 (regmove_optimize): Simplify.
15971 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15974 * config/i386/i386.c (classify_argument): Ignore flexible array
15975 member in struct and warn ABI change.
15977 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15979 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15981 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15982 (ix86_adjust_cost): Updated.
15984 2009-03-29 Jan Hubicka <jh@suse.cz>
15986 PR middle-end/28850
15987 * tree-pass.h (pass_cleanup_eh): New function.
15988 (remove_unreachable_regions): Break code handling RTL
15989 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15990 that can not be reached by runtime.
15991 (can_be_reached_by_runtime): New function.
15992 (label_to_region_map): New function.
15993 (num_eh_regions): New function.
15994 (rtl_remove_unreachable_regions): New function.
15995 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15996 (remove_eh_region): New function.
15997 * except.h: Include sbitmap and vecprim.
15998 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15999 num_eh_regions): Declare.
16000 * passes.c (init_optimization_passes): Schedule cleanup_eh.
16001 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
16002 * tree-eh.c (tree_remove_unreachable_handlers): New function.
16003 (tree_empty_eh_handler_p): New function.
16004 (cleanup_empty_eh): New function.
16005 (cleanup_eh): New function.
16006 (pass_cleanup_eh): New function.
16008 2009-03-29 Jan Hubicka <jh@suse.cz>
16010 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
16011 for removed regions.
16013 2009-03-29 Jan Hubicka <jh@suse.cz>
16015 * except.c (dump_eh_tree): Dump all datastructures.
16017 2009-03-29 Jan Hubicka <jh@suse.cz>
16019 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
16020 (duplicate_eh_regions_1): Likewise.
16021 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
16022 vector; call EH verification.
16023 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16024 Be ready for region being removed.
16026 2009-03-29 Jan Hubicka <jh@suse.cz>
16028 * bitmap.c (bitmap_last_set_bit): New function.
16029 * bitmap.h (bitmap_last_set_bit): Declare.
16031 2009-03-29 David Ayers <ayers@fsfe.org>
16034 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
16035 by calling objc_compare_types and surpress warnings about
16036 incompatible C pointers that are compatible ObjC pointers.
16038 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
16040 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
16041 call initialize_inline_failed.
16042 (initialize_inline_failed): Move it from here ...
16043 * cgraph.c (initialize_inline_failed): ... to here.
16044 (cgraph_create_edge): Call initialize_inline_failed rather than
16045 setting inline_failed directly.
16047 2009-03-29 Ben Elliston <bje@au.ibm.com>
16050 * sysv4.opt (msdata): Improve comment.
16051 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
16052 * sysv4.h (SVR4_ASM_SPEC): Likewise.
16054 2009-03-29 Ben Elliston <bje@au.ibm.com>
16057 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
16058 load and store attributes.
16060 2009-03-29 Ben Elliston <bje@au.ibm.com>
16062 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
16063 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
16064 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
16065 * doc/extend.texi (X86 Built-in Functions): Add index entries for
16066 __builtin_infq and __builtin_huge_valq.
16068 2009-03-28 Anatoly Sokolov <aesok@post.ru>
16070 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
16072 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16073 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
16075 2009-03-28 Xinliang David Li <davidxl@google.com>
16077 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
16078 (do_dbg_cnt): New function.
16080 2009-03-28 Jan Hubicka <jh@suse.cz>
16082 Merge from pretty-ipa:
16084 2009-03-27 Jan Hubicka <jh@suse.cz>
16086 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16087 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
16088 * passes.c (function_called_by_processed_nodes_p): New.
16089 * ipa-pure-const.c (check_call): Fix handling of operands.
16090 (analyze_function): Dump debug output for skipped bodies.
16091 (local_pure_const): Use function_called_by_processed_nodes_p.
16092 * dwarf2out.c (reference_to_unused): Use output.
16093 * passes.c (do_per_function_toporder): Likewise.
16095 2008-11-12 Jan Hubicka <jh@suse.cz>
16097 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
16098 * ipa-pure-const.c (funct_state_d): Add can throw field; make
16099 state_set_in_source enum
16100 (check_decl): Ignore memory tags; do not set fake looping flags;
16102 (check_operand, check_tree, check_rhs_var, check_lhs_var,
16103 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
16104 (check_call, analyze_function): Rewrite.
16106 (add_new_function): Update call of analyze_function.
16107 (generate_summary): Add call of analyze_function.
16108 (propagate): Propagate can_throw; handle state_set_in_source correctly.
16109 (local_pure_const): New function.
16110 (pass_local_pure_const): New pass.
16111 * ipa-inline.c (inline_transform): Set after_inlining.
16112 * tree-eh.c (stmt_can_throw_external): New.
16113 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
16114 work with aliasing built.
16115 * tree-flow.h (stmt_can_throw_external): New.
16116 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
16117 and local pure/const pass in early and late optimization queue.
16119 2009-03-28 Martin Jambor <mjambor@suse.cz>
16121 * fold-const.c (get_pointer_modulus_and_residue): New parameter
16123 (fold_binary): Allow function decl aligment consideration is the
16124 second argument is integer constant one.
16125 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
16126 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
16127 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
16129 2009-03-28 Jan Hubicka <jh@suse.cz>
16131 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
16132 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
16133 * function.h (rtl_data): Add nothrow flag.
16134 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
16135 set DECL_NOTHROW for AVAILABLE functions.
16137 2009-03-28 Jakub Jelinek <jakub@redhat.com>
16139 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
16140 following vector keyword has expansion starting with pixel or bool
16141 keyword, expand vector to __vector and pixel or bool to __pixel or
16145 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
16146 warn_if_disallowed_function_p): Removed.
16147 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
16148 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
16149 warning_if_disallowed_function_p.
16150 * flags.h (warn_if_disallowed_function_p,
16151 warn_disallowed_functions): Removed.
16152 * common.opt (Wdisallowed-function-list=): Removed.
16153 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
16155 2009-03-28 Richard Guenther <rguenther@suse.de>
16157 PR tree-optimization/38723
16158 * tree-ssa-pre.c (compute_avail): Add all default definitions to
16161 2009-03-28 Jan Hubicka <jh@suse.cz>
16163 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
16164 test introduced by my previous patch.
16166 2009-03-28 Richard Guenther <rguenther@suse.de>
16168 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
16169 the PHIs value undefined.
16171 2009-03-28 Jan Hubicka <jh@suse.cz>
16173 * tree-pass.h (pass_fixup_cfg): New pass.
16174 * ipa-inline.c (inline_transform): Set
16175 always_inline_functions_inlined/after_inlining.
16176 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
16177 (pass_fixup_cfg): New pass.
16178 * passes.c (init_optimization_passes): Add fixup_cfg.
16180 2009-03-28 Richard Guenther <rguenther@suse.de>
16182 PR tree-optimization/38458
16183 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
16184 argument use the arguments copy-of value.
16186 2009-03-28 Richard Guenther <rguenther@suse.de>
16188 PR tree-optimization/38180
16189 * tree-ssa-ccp.c (get_default_value): Simplify.
16190 (likely_value): Likewise.
16191 (surely_varying_stmt_p): Properly handle VOP case.
16192 (ccp_initialize): Likewise.
16193 (ccp_fold): Handle propagating through *&.
16194 (fold_const_aggregate_ref): Also handle decls.
16196 2009-03-28 Jan Hubicka <jh@suse.cz>
16198 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16199 * cgraph.h (cgraph_node): Likewise.
16200 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
16201 (cgraph_reset_node): Use process flag.
16202 (cgraph_mark_functions_to_output): Likewise.
16203 (cgraph_expand_function): Likewise.
16204 (cgraph_expand_all_functions): Likewise.
16205 (cgraph_output_in_order): Likewise.
16206 * dwarf2out.c (reference_to_unused): Likewise.
16207 * passes.c do_per_function_toporder): Likewise.
16209 2009-03-28 Jan Hubicka <jh@suse.cz>
16211 Bring from lto-branch:
16213 2008-09-03 Doug Kwan <dougkwan@google.com>
16215 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
16216 enums instead of reason strings.
16217 * cgraph.c (cgraph_create_edge): Same.
16218 (cgraph_inline_failed_string): New function.
16219 * cgraph.h (cgraph_inline_failed_t): New enum type.
16220 (cgraph_inline_failed_string): New prototype.
16221 (struct cgraph_edge): Change type of INLINED_FAILED from constant
16222 char pointer to cgraph_inline_failed_t.
16223 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
16224 (cgraph_default_inline_p): Ditto.
16225 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
16226 to cgraph_inline_failed_t pointer.
16227 * cif-code.def: New file.
16228 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
16230 (cgraph_check_inline_limits): Change type of REASON to pointer to
16231 cgraph_inline_failed_t. Replace reason strings with enums.
16232 (cgraph_default_inline_p): Ditto.
16233 (cgraph_recursive_inlining_p): Ditto.
16234 (update_caller_keys): Change type of FAILED_REASON to
16235 cgraph_inline_failed_t.
16236 (cgraph_set_inline_failed): Change type of REASON to pointer to
16237 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
16238 convert enums to strings for text output.
16239 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
16240 to be of type cgraph_inline_failed_t. Replace reason strings with
16241 enums. Call cgraph_inline_failed_string to covert enums
16242 to strings for text output.
16243 (cgraph_decide_inlining): Replace reason strings with enums.
16244 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
16245 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
16247 * tree-inline.c (expand_call_inline): Change type of REASON
16248 to cgraph_inline_failed_t. Replace reason strings with enums.
16249 Call cgraph_inline_failed_string for text output.
16250 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
16253 2009-03-28 Jan Hubicka <jh@suse.cz>
16255 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
16256 cgraph_clone_node): Remove master clone handling.
16257 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16258 * cgraph.h (master_clone): Remove.
16259 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16260 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
16261 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
16263 2009-03-28 Jan Hubicka <jh@suse.cz>
16265 * cgraph.c (cgraph_function_body_availability): Functions declared
16266 inline are always safe to assume that it is not going to be replaced.
16268 2009-03-28 Richard Guenther <rguenther@suse.de>
16270 PR tree-optimization/38513
16271 * tree-ssa-pre.c (eliminate): Remove redundant stores.
16272 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16273 EXC_PTR_EXPR and FILTER_EXPR.
16274 (get_ref_from_reference_ops): Likewise.
16276 2009-03-28 Richard Guenther <rguenther@suse.de>
16278 PR tree-optimization/38968
16279 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
16280 Use FLOOR_MOD_EXPR to compute misalignment.
16282 2009-03-28 Richard Guenther <rguenther@suse.de>
16284 PR tree-optimization/37795
16285 * tree.h (combine_comparisons): Declare.
16286 * fold-const.c (combine_comparisons): Export.
16287 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
16289 (ifcombine_iforif): Use combine_comparisons.
16291 2009-03-28 Jan Hubicka <jh@suse.cz>
16293 * tree-eh.c (inlinable_call_p): New function.
16294 (make_eh_edges): Use it.
16295 (verify_eh_edges): Use it.
16296 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
16297 * except.c (reachable_next_level): Add inlinable_function argument
16298 (sjlj_find_directly_reachable_regions): Update.
16299 (add_reachable_handler): Do not set saw_any_handlers.
16300 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
16301 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16302 Add new inlinable call parameter.
16303 (can_throw_internal, can_throw_external): Update.
16304 * except.h (can_throw_internal_1, can_throw_external_1,
16305 foreach_reachable_handler): Update declaration.
16307 2009-03-28 Joseph Myers <joseph@codesourcery.com>
16309 * config/arm/t-arm-coff, config/h8300/coff.h,
16310 config/i386/i386-aout.h, config/i386/i386-coff.h,
16311 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
16312 config/pdp11/2bsd.h, config/rs6000/aix41.h,
16313 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
16314 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
16315 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
16316 sys-types.h: Remove.
16317 * Makefile.in: Remove protoize and fixproto support and references
16319 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
16320 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
16322 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
16323 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
16324 unprotoize$(exeext).
16325 (rest.encap): Don't depend on $(STMP_FIXPROTO)
16326 (.PHONY): Don't depend on proto.
16327 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
16328 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
16329 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
16330 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
16331 build/gen-protos.o, build/scan.o, xsys-protos.h,
16332 build/fix-header$(build_exeext), build/fix-header.o,
16333 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
16334 stmp-install-fixproto): Remove.
16335 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
16336 SYSCALLS.c or fixproto files.
16337 (install-common): Don't install protoize.
16338 (install-headers-tar, install-headers-cpio, install-headers-cp):
16339 Don't depend on $(STMP_FIXPROTO).
16340 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
16341 install fixproto files or write out fixproto settings.
16342 (uninstall): Don't uninstall protoize.
16343 * config.gcc (use_fixproto): Remove.
16344 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
16345 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
16346 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
16347 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
16348 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
16349 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
16350 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
16351 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
16352 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
16353 * config/t-vxworks (STMP_FIXPROTO): Remove.
16354 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
16355 STMP_FIXPROTO): Remove.
16356 * config.in, configure: Regenerate.
16357 * crtstuff.c (gid_t, uid_t): Don't undefine.
16358 * doc/install.texi: Change m68k-coff to m68k-elf in example.
16359 (arm-*-coff, arm-*-aout: Remove target entries.
16360 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
16361 Remove mention of AIX 4.1.
16362 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
16363 * doc/invoke.texi (Running Protoize): Remove.
16364 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
16365 (Protoize Caveats): Remove.
16366 * tsystem.h: Update comments on headers assumed to exist.
16368 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
16370 * genautomata.c: Add a new year to the copyright. Add a new
16372 (struct insn_reserv_decl): Add comments for member bypass_list.
16373 (find_bypass): Remove.
16374 (insert_bypass): New.
16375 (process_decls): Use insert_bypass.
16376 (output_internal_insn_latency_func): Output all bypasses with the
16377 same input insn in one switch case.
16379 * rtl.def (define_bypass): Describe bypass choice.
16380 * doc/md.texi (define_bypass): Ditto.
16382 2009-03-27 Richard Guenther <rguenther@suse.de>
16384 * gimplify.c (mark_addressable): Export.
16385 * tree-flow.h (mark_addressable): Declare.
16386 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
16387 * tree-ssa.c (verify_phi_args): Verify that address taken
16388 variables have TREE_ADDRESSABLE set.
16390 2009-03-27 Richard Guenther <rguenther@suse.de>
16392 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
16393 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
16394 Do not mark decls TREE_ADDRESSABLE.
16395 (build_fold_addr_expr): Adjust.
16396 (fold_addr_expr): Remove.
16397 (fold_unary): Use build_fold_addr_expr.
16398 (fold_comparison): Likewise.
16399 (split_address_to_core_and_offset): Likewise.
16400 * coverage.c (tree_coverage_counter_addr): Mark the array decl
16402 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
16403 (gimplify_modify_expr_to_memcpy): Mark source and destination
16405 * omp-low.c (create_omp_child_function): Mark the object decl
16407 (lower_rec_input_clauses): Mark the var we take the address of
16409 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
16411 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16413 PR middle-end/39315
16414 * cfgexpand.c (expand_one_stack_var_at): Change alignment
16415 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
16417 2009-03-27 Richard Guenther <rguenther@suse.de>
16419 PR tree-optimization/39120
16420 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
16422 (handle_lhs_call): Process return constraints. Add escape
16423 constraints if necessary.
16424 (handle_const_call): Fill out return constraints. Make nested
16425 case more precise. Avoid consttmp if possible.
16426 (handle_pure_call): Fill out return constraints. Avoid
16427 callused if possible.
16428 (find_func_aliases): Simplify call handling.
16430 2009-03-27 Richard Guenther <rguenther@suse.de>
16432 PR tree-optimization/39120
16433 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
16434 as a representative.
16435 (solve_graph): Do propagate CALLUSED.
16436 (handle_pure_call): Use a scalar constraint from CALLUSED for
16438 (find_what_p_points_to): CALLUSED shall not appear in poins-to
16441 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16444 * c-common.c (handle_aligned_attribute): Properly check alignment
16445 overflow. Use (1U << i) instead of (1 << i).
16447 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
16449 * expr.h (get_mem_align_offset): Updated.
16451 * tree.h (tree_decl_common): Change align to "unsigned int" and
16452 move it before pointer_alias_set.
16454 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16455 Jakub Jelinek <jakub@redhat.com>
16458 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
16459 gr_register_operand with gr_reg_or_0_operand.
16460 (cmpxchg_rel_di): Likewise.
16461 (sync_lock_test_and_set<mode>): Likewise.
16463 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16465 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
16466 (true_regnum): Likewise.
16468 * rtlanal.c (subreg_info): Moved to ...
16469 * rtl.h (subreg_info): Here. New.
16470 (subreg_get_info): New.
16472 * rtlanal.c (subreg_get_info): Make it extern.
16474 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16477 * config/i386/i386.c (ix86_abi): New.
16478 (override_options): Handle -mabi=.
16479 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
16480 (ix86_call_abi_override): Likewise.
16481 (init_cumulative_args): Likewise.
16482 (function_arg_advance): Likewise.
16483 (function_arg_64): Likewise.
16484 (function_arg): Likewise.
16485 (ix86_pass_by_reference): Likewise.
16486 (ix86_function_value_regno_p): Likewise.
16487 (ix86_build_builtin_va_list_abi): Likewise.
16488 (setup_incoming_varargs_64): Likewise.
16489 (is_va_list_char_pointer): Likewise.
16490 (ix86_init_machine_status): Likewise.
16491 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
16492 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16493 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16494 (ix86_function_abi): Make it static and return enum calling_abi.
16495 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16497 (ix86_fn_abi_va_list): Updated.
16499 * config/i386/i386.h (ix86_abi): New.
16500 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16501 (CONDITIONAL_REGISTER_USAGE): Likewise.
16502 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16503 (machine_function): Likewise.
16505 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16507 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16508 (STACK_BOUNDARY): Likewise.
16509 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16511 * config/i386/i386.opt (mabi=): New.
16513 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16514 return enum calling_abi.
16515 (ix86_function_type_abi): Likewise.
16516 (ix86_function_abi): Removed.
16518 * doc/invoke.texi: Document -mabi= option for x86.
16520 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16522 * builtins.c (real_dconstp): Delete.
16523 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16525 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16526 Jakub Jelinek <jakub@redhat.com>
16529 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16530 (gen_subprogram_die): When a function is explicit, generate the
16531 DW_AT_explicit attribute.
16532 * langhooks.h (struct lang_hooks_for_decls): Add
16533 function_decl_explicit_p langhook.
16534 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16535 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16537 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16539 * builtins.c (fold_builtin_memory_op): Optimize memmove
16540 into memcpy if we can prove source and destination don't overlap.
16542 * tree-inline.c: Include gt-tree-inline.h.
16543 (clone_fn_id_num): New variable.
16544 (clone_function_name): New function.
16545 (tree_function_versioning): Use it.
16546 * Makefile.in (GTFILES): Add tree-inline.c.
16548 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16550 * BASE-VER: Change to 4.5.0.
16552 2009-03-27 Xinliang David Li <davidxl@google.com>
16554 PR tree-optimization/39557
16555 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16557 2009-03-27 Xinliang David Li <davidxl@google.com>
16559 PR tree-optimization/39548
16560 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16563 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16565 * c-common.c (pointer_int_sum): Use %wd on return from
16568 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16570 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16571 on return from tree_low_cst.
16573 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16576 * ginclude/stdarg.h (va_copy): Define also for
16577 __GXX_EXPERIMENTAL_CXX0X__.
16579 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16582 * builtins.h (c_strlen): Do not warn here.
16583 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16584 * c-common.c (pointer_int_sum): Take an explicit location.
16585 Warn about offsets out of bounds.
16586 * c-common.h (pointer_int_sum): Adjust declaration.
16588 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16590 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16593 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16596 * opts.c (warn_if_disallowed_function_p): Don't assume
16597 get_callee_fndecl must return non-NULL.
16599 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16601 PR rtl-optimization/39522
16602 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16603 when reg_reloaded_valid is set.
16605 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16607 * config/spu/divv2df3.c: New file.
16608 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16609 (DPBIT_FUNCS): Filter out _div_df.
16611 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16613 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16614 a jump insn, count that jump in the distance to the loop start.
16616 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16619 * config/sh/sh.c (calc_live_regs): Fix condition for global
16620 registers except PIC_OFFSET_TABLE_REGNUM.
16622 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16625 * doc/invoke.texi (-mconsole): New.
16627 (-mno-cygwin): New.
16629 (-mnop-fun-dllimport): New.
16633 (sub section "i386 and x86-64 Windows Options"): New.
16635 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16637 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16638 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16640 2009-03-25 Richard Guenther <rguenther@suse.de>
16642 PR middle-end/39497
16643 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16646 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16648 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16649 neither of haifa/selective schedulers are working.
16651 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16653 * doc/invoke.texi (Debugging Options): Fix description of
16654 -fno-merge-debug-strings.
16656 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16658 * config/cris/libgcc.ver: New version-script.
16659 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16661 * configure.ac <GAS features, nop mnemonic>: Add pattern
16662 crisv32-*-* for "nop".
16663 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16664 * configure: Regenerate.
16666 2009-03-24 Ira Rosen <irar@il.ibm.com>
16668 PR tree-optimization/39529
16669 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16670 mark_sym_for_renaming for the tag copied to the new vector
16673 2009-03-24 Arthur Loiret <aloiret@debian.org>
16675 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16676 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16677 EXTRA_SPEC_FUNCTIONS.
16678 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16679 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16680 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16681 -march and -mtune options.
16683 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16685 * config/m68k/t-rtems: Add m5329 multilib.
16687 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16688 Jakub Jelinek <jakub@redhat.com>
16691 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16694 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16697 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16698 instead of c_parser_expression_conv, if original_code isn't one of the
16699 4 allowed comparison codes, fail.
16701 2009-03-23 Richard Guenther <rguenther@suse.de>
16703 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16704 * tree.h (struct tree_type): Likewise.
16705 * reload.h (struct insn_chain): Likewise.
16706 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16707 * function.h (struct function): Likewise.
16708 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16710 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16712 PR tree-optimization/39516
16713 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16715 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16717 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16718 should be set true if BITS_PER_WORD of target is bigger than 32
16720 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16722 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16723 Translate -B-options to -rpath-link. Correct existing
16724 rpath-link and conditionalize on !nostdlib.
16726 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16728 * doc/extend.texi (Function Attributes, Variable Attributes):
16730 * doc/invoke.texi (Debugging Options, Optimize Options)
16731 (i386 and x86-64 Options, MCore Options): Likewise.
16733 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16736 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16737 it for block local namespace aliases.
16738 (gen_decl_die): Pass context_die to gen_namespace_die.
16740 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16743 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16744 minimum or maximum value.
16746 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16748 * reginfo.c (globalize_reg): Recompute derived reg sets.
16750 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16753 * libgcc2.c (mprotect): Do not use signed arguments for
16754 VirtualProtect, use DWORD arguments. Also fix the 'may
16755 be used uninitialized' warning for the np variable.
16757 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16760 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16761 functions using regparm calling conventions when not optimizing.
16762 (ix86_function_sseregparm): Similarly for sseregparm calling
16765 2009-03-19 Li Feng <nemokingdom@gmail.com>
16767 PR middle-end/39500
16768 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16769 dependence if the first conflict is after niter iterations.
16771 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16773 PR middle-end/38609
16774 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16775 functions with dynamic stack-pointer adjustments.
16777 2009-03-19 Ben Elliston <bje@au.ibm.com>
16779 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16780 option; change to -msdata=data.
16782 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16784 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16787 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16790 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16792 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16794 * doc/invoke.texi (Code Gen Options): Expand discussion of
16797 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16799 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16800 * matrix-reorg.c (struct matrix_info): Likewise.
16801 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16802 * rtl.h (struct mem_attrs): Likewise.
16803 * df.h (struct df): Likewise.
16804 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16805 * ira-int.h (struct ira_allocno): Likewise.
16806 * df-scan.c (struct df_collection_rec): Likewise.
16807 * ira.c (struct equivalence): Likewise.
16808 * function.c (struct temp_slot): Likewise.
16809 * cfgloop.h (struct loop): Likewise.
16812 * function.c (use_register_for_decl): When not optimizing, disregard
16813 register keyword for variables with types containing methods.
16815 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16817 PR middle-end/39447
16818 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16819 (is_simple_operand): Call contains_component_ref_p before calling data
16820 reference analysis that would fail on COMPONENT_REFs.
16822 * tree-vrp.c (search_for_addr_array): Fix formatting.
16824 2009-03-18 Richard Guenther <rguenther@suse.de>
16826 * tree-vect-transform.c (vect_loop_versioning): Fold the
16827 generated comparisons.
16828 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16829 (slpeel_tree_peel_loop_to_edge): Likewise.
16831 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16833 PR middle-end/37805
16834 * opts.c (print_specific_help): In addition to `undocumented',
16835 accept `separate' and `joined' flags if passed alone. Describe
16836 output by the first matched one of those.
16837 (common_handle_option): Skip over empty strings.
16838 * gcc.c (display_help): Fix help string for `--help='.
16839 * doc/invoke.texi (Option Summary, Overall Options): With
16840 `--help=', classes and qualifiers can both be repeated, but
16841 only the latter can be negated. One should not pass only
16842 negated qualifiers. Fix markup and examples.
16845 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16846 PR middle-end/37805
16847 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16848 and -fhelp=separate.
16850 2009-03-17 Jing Yu <jingyu@google.com>
16852 PR middle-end/39378
16853 * function.h (struct rtl_data): Move is_thunk from here...
16854 (struct function): ...to here.
16855 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16856 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16858 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16860 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16861 (alpha_output_function_end_prologue): Likewise.
16862 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16863 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16864 (rs6000_output_function_epilogue): Likewise.
16865 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16867 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16870 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16871 from different units in a single alternative.
16872 (*truncdfsf_i387): Ditto.
16873 (*truncxfsf2_mixed): Ditto.
16874 (*truncxfdf2_mixed): Ditto.
16876 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16878 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16879 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16882 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16883 unused non-artificial variables when not optimizing.
16886 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16887 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16888 NAMESPACE_DECL in its DECL_INITIAL.
16890 PR middle-end/39443
16891 * optabs.c (set_user_assembler_libfunc): New function.
16892 * expr.h (set_user_assembler_libfunc): New prototype.
16893 * c-common.c: Include libfuncs.h.
16894 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16895 for memcmp, memset, memcpy, memmove and abort.
16896 * Makefile.in (c-common.o): Depend on libfuncs.h.
16899 * dwarf2out.c (gen_inlined_enumeration_type_die,
16900 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16901 gen_tagged_type_instantiation_die): Removed.
16902 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16905 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16908 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16910 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16911 (check-parallel-%): Ditto.
16912 (check-consistency): Ditto.
16914 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16916 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16917 local variable rhs by NULL_TREE.
16919 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16922 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16924 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16927 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16929 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16932 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16933 for ms->sysv ABI calls only in 64bit mode.
16935 * config/i386/i386.md (untyped_call): Support 32bit.
16937 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16939 * doc/extend.texi: Replace x86_65 with x86_64.
16941 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16943 PR tree-optimization/39455
16944 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16945 mismatches for POINTER_TYPE_P (type).
16946 (number_of_iterations_le): Likewise.
16948 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16950 * config/picochip/picochip.c: Removed profiling support.
16951 * config/picochip/picochip.md: Removed profiling instruction.
16952 * config/picochip/picochip.h: Removed profiling builtin.
16954 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16956 * doc/install.texi (--with-host-libstdcxx): Document.
16958 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16961 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16962 generate a warning if the function name does not begin with
16963 "__vector" and the function has either the 'signal' or 'interrupt'
16964 attribute, from here to ...
16965 (avr_declare_function_name): ...here. New function.
16966 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16967 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16969 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16972 * cse.c (fold_rtx): Don't modify original const_arg1 when
16973 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16974 separate variable instead.
16975 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16976 from out of range shift counts.
16977 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16979 2009-03-13 Catherine Moore <clm@codesourcery.com>
16981 * config/i386/x-mingw32 (host-mingw32.o): Replace
16982 diagnostic.h with $(DIAGNOSTIC_H).
16984 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16987 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16989 * config/i386/sync.md (sync_compare_and_swap<mode>,
16990 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16991 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16993 (sync_double_compare_and_swapdi_pic,
16994 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16995 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16997 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17000 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
17002 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17005 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17006 (avx_addsubv4df3): Likewise.
17007 (*avx_addsubv4sf3): Likewise.
17008 (sse3_addsubv4sf3): Likewise.
17010 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17013 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
17015 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
17018 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
17019 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17020 registers for allocnos created from user-defined variables.
17022 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17025 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
17026 of non-integer mode as well.
17028 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
17030 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
17031 for functions for which the parameter types are unknown.
17033 2009-03-11 Jakub Jelinek <jakub@redhat.com>
17036 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
17037 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
17038 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
17039 * config/i386/i386.c (ix86_local_alignment): For
17040 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
17041 long long variables on the stack to avoid dynamic realignment.
17042 Allow the first argument to be a decl rather than type.
17043 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
17045 2009-03-11 Nick Clifton <nickc@redhat.com>
17048 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
17050 Add description to mno-lsim option.
17051 * config/mcore/mcore.h: Remove comment about deprecated m4align
17053 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
17054 * doc/invoke.texi: Add description of mno-lsim and
17055 mstack-increment options.
17057 * config/fr30/fr30.opt: Document the -mno-lsim option.
17058 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
17059 and -mno-lsim options.
17061 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17063 * fold-const.c (fold_comparison): Only call fold_inf_compare
17064 if the mode supports infinities.
17066 2009-03-11 Jason Merrill <jason@redhat.com>
17069 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
17070 end already did. Notice GIMPLE_CALL modifications of the result.
17071 Don't copy debug information from an ignored decl or a decl from
17074 2009-03-10 Richard Guenther <rguenther@suse.de>
17075 Nathan Froyd <froydnj@codesourcery.com>
17077 PR middle-end/37850
17078 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
17079 (__divMODE3): Likewise.
17081 2009-03-09 Jakub Jelinek <jakub@redhat.com>
17083 PR tree-optimization/39394
17084 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
17085 DECL_SIZE_UNIT of variable length FIELD_DECLs.
17087 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17089 * recog.c (verfiy_changes): Disallow renaming of hard regs in
17090 inline asms for register asm ("") declarations.
17092 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
17094 * fold-const.c (fold_unary): Fix comment.
17096 2009-03-07 Jan Hubicka <jh@suse.cz>
17099 * tree-inline.c (setup_one_parameter): Do replacement of const
17100 argument by constant in SSA form.
17102 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17104 PR middle-end/38028
17105 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
17106 determine alignment passed to assign_stack_local.
17107 (assign_parms_unsplit_complex): Likewise.
17108 * except.c (sjlj_build_landing_pads): Likewise.
17110 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17112 PR middle-end/39360
17113 * tree-flow.h (add_referenced_var): Return bool instead of void.
17114 * tree-dfa.c (add_referenced_var): Return result of
17115 referenced_var_check_and_insert call.
17116 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
17117 of referenced_var_check_and_insert.
17120 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
17121 (gen_variable_die): Emit DW_AT_location on abstract static variable's
17122 DIE, don't emit it if abstract origin already has it.
17123 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
17124 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
17126 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17128 * genpreds.c (needs_variable): Fix parentheses at variable name
17130 (write_tm_constrs_h): Indent generated code.
17132 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17134 * doc/extend.texi (Function Attributes): Add documentation
17135 for isr attributes.
17137 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17140 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
17141 take locus from its DECL_SOURCE_LOCATION instead of input_location.
17143 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17145 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
17148 2009-03-05 Jakub Jelinek <jakub@redhat.com>
17151 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
17152 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
17154 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
17156 * config/i386/i386.md (R8_REG, R9_REG): New constants.
17157 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
17158 constants instead of magic numbers.
17159 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
17161 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
17162 (x86_64_ms_abi_int_parameter_registers): Ditto.
17163 (x86_64_int_return_registers): Ditto.
17164 (ix86_maybe_switch_abi): Ditto.
17165 (ix86_expand_call): Ditto for clobbered_registers array.
17166 (ix86_hard_regno_mode_ok): Ditto.
17167 (x86_extended_QIreg_mentioned_p): Ditto.
17169 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
17171 PR tree-optimization/39349
17172 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
17174 * combine.c (gen_lowpart_for_combine): Use omode when generating
17177 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
17179 PR rtl-optimization/39235
17180 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
17182 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17184 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
17186 2009-03-04 Richard Guenther <rguenther@suse.de>
17188 PR tree-optimization/39362
17189 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
17190 that occur in abnormal PHIs should be varying.
17192 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17194 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
17196 (simple_iv): Take loop as an argument instead of statement.
17197 * tree-scalar-evolution.h (simple_iv): Declaration changed.
17198 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
17200 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
17202 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
17203 * matrix-reorg.c (analyze_transpose): Ditto.
17204 * tree-data-ref.c (dr_analyze_innermost): Ditto.
17205 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
17206 * tree-predcom.c (ref_at_iteration): Ditto.
17207 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
17209 2009-03-04 Richard Guenther <rguenther@suse.de>
17211 PR tree-optimization/39358
17212 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
17213 escaped_id and callused_id.
17214 (solve_graph): Likewise.
17216 2009-03-04 Richard Guenther <rguenther@suse.de>
17218 PR tree-optimization/39339
17219 * tree-sra.c (try_instantiate_multiple_fields): Make it
17220 no longer ICE on the above.
17222 2009-03-03 Joseph Myers <joseph@codesourcery.com>
17224 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
17225 that fits within Pmode.
17227 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17229 PR middle-end/10109
17230 * tm.texi (LIBCALL_VALUE): Update description.
17232 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17234 PR middle-end/34443
17235 * doc/extend.texi (section): Update description.
17237 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
17239 PR middle-end/39345
17240 * tree-inline.c (remapped_type): New.
17241 (can_be_nonlocal): Call remapped_type instead of remap_type.
17243 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17246 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
17247 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
17249 2009-03-03 Richard Guenther <rguenther@suse.de>
17251 PR middle-end/39272
17252 * tree.c (tree_nonartificial_location): New function.
17253 * tree.h (tree_nonartificial_location): Declare.
17254 * builtins.c (expand_builtin_memory_chk): Provide location
17255 of the call location for artificial function pieces.
17256 (maybe_emit_chk_warning): Likewise.
17257 (maybe_emit_sprintf_chk_warning): Likewise.
17258 (maybe_emit_free_warning): Likewise.
17259 * expr.c (expand_expr_real_1): Likewise.
17261 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17263 PR tree-optimization/39343
17264 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
17265 COMPONENT_REF t has ARRAY_TYPE.
17267 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
17269 PR middle-end/39335
17270 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
17271 when the type precision of the induction variable should be
17272 larger than the type precision of nit.
17273 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
17274 * graphite.c (graphite_loop_normal_form): Same.
17275 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
17277 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17279 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
17280 (*call_1_rex64_ms_sysv): Use named constants instead of magic
17281 numbers to describe clobbered registers.
17282 (*call_value_0_rex64_ms_sysv): Ditto.
17283 * config/i386/mmx.md (mmx_emms): Ditto.
17284 (mmx_femms): Ditto.
17286 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
17288 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
17291 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17293 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
17294 (spu_section_type_flags): New function.
17296 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17298 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
17299 reg_class_contents of FLOAT_REGS into a temporary.
17301 2009-03-02 Richard Guenther <rguenther@suse.de>
17302 Ira Rosen <irar@il.ibm.com>
17304 PR tree-optimization/39318
17305 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
17306 information to the vectorized statement.
17308 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
17310 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
17311 variable. Use defined names instead of magic constants for REX SSE
17314 2009-03-01 Richard Guenther <rguenther@suse.de>
17316 PR tree-optimization/39331
17317 * omp-low.c (lower_send_shared_vars): Do not receive new
17318 values for the reference of DECL_BY_REFERENCE parms or results.
17320 2009-03-01 Jan Hubicka <jh@suse.cz>
17323 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
17324 BLOCK_NONLOCALIZED_VAR): New macros.
17325 (tree_block): Add nonlocalized_vars.
17326 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
17327 gen_decl_die): Add origin argument. Allow generation of die with
17328 origin at hand only.
17329 (gen_member_die, gen_type_die_with_usage, force_decl_die,
17330 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
17332 (gen_block_die): Fix checking for unused blocks.
17333 (process_scope_var): Break out from .... ; work with origins only.
17334 (decls_for_scope) ... here; process nonlocalized list.
17335 (dwarf2out_ignore_block): Look for nonlocalized vars.
17336 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
17338 (dump_scope_block): Dump them.
17339 * tree-inline.c (remap_decls): Handle nonlocalized vars.
17340 (remap_block): Likewise.
17341 (can_be_nonlocal): New predicate.
17342 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
17344 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17346 * configure: Regenerate.
17348 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17350 * optc-gen.awk: No need to duplicate option flags twice.
17351 Reuse help texts for duplicate options which do not have any.
17353 * gcc.c (display_help): Document --version.
17355 * gcc.c (main): If print_help_list and verbose_flag, ensure
17356 driver output comes before subprocess output.
17358 * optc-gen.awk: Assign all remaining fields to help string,
17359 space-separated, for multi-line help in *.opt.
17361 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
17362 -Wno-pedantic-ms-format is for MinGW targets only.
17364 * doc/options.texi (Option file format): Fix bad indentation,
17365 restoring dropped sentence.
17367 2009-02-28 Jan Hubicka <jh@suse.cz>
17369 * tree-inline.c (tree_function_versioning): Output debug info.
17371 2009-02-28 Jan Hubicka <jh@suse.cz>
17374 * tree-inline.c (setup_one_parameter): Do not copy propagate
17375 arguments when not optimizing.
17377 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
17380 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17381 (avx_addsubv4df3): Likewise.
17382 (*avx_addsubv4sf3): Likewise.
17383 (sse3_addsubv4sf3): Likewise.
17384 (*avx_addsubv2df3): Likewise.
17385 (sse3_addsubv2df3): Likewise.
17386 (avx_unpckhps256): Correct item selectors.
17387 (avx_unpcklps256): Likewise.
17388 (avx_unpckhpd256): Likewise.
17389 (avx_unpcklpd256): Likewise.
17391 2009-02-28 Jan Hubicka <jh@suse.cz>
17393 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
17395 (copy_arguments_for_versioning): If var is declared don't declare it.
17396 (tree_function_versioning): First setup substitutions and then copy
17399 2009-02-27 Jan Hubicka <jh@suse.cz>
17402 * cgraph.h (varpool_output_debug_info): Remove.
17403 * cgraphunit.c (varpool_output_debug_info): Remove.
17404 * dwarf2out.c (deferred_locations_struct): New struct
17405 (deferred_locations): New type.
17406 (deferred_locations_list): New static var.
17407 (deffer_location): New function.
17408 (gen_variable_die): Use it.
17409 (decls_for_scope): Output info on local static vars.
17410 (dwarf2out_finish): Process deferred locations.
17411 * varpool.c (varpool_output_debug_info): Remove.
17413 2009-02-27 Jan Hubicka <jh@suse.cz>
17416 * tree.h (TREE_PROTECTED): Fix comment.
17417 (BLOCK_HANDLER_BLOCK): Remove.
17418 (struct tree_block): Remove handler_block add body_block.
17419 (inlined_function_outer_scope_p): New.
17420 (is_body_block): Remove.
17421 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
17422 * dwarf2out.c (is_inlined_entry_point): Remove.
17423 (add_high_low_attributes): Use inlined_function_outer_scope_p.
17424 (gen_block_die): Use is_inlined_entry_point check. Remove body block
17426 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
17427 * gimplify.c (gimplify_expr): Gimplify body blocks.
17428 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
17429 block with multiple subblocks.
17430 (dump_scope_block): Prettier output; dump more flags and info.
17431 (dump_scope_blocks): New.
17432 (remove_unused_locals): Use dump_scope_blocks.
17433 * tree-flow.h (dump_scope_blocks): Declare.
17434 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
17435 * stmt.c (is_body_block): Remove.
17436 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
17437 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
17439 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
17441 PR middle-end/39308
17442 * graphite.c (graphite_loop_normal_form): Do not call
17443 number_of_iterations_exit from a gcc_assert.
17445 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17447 * config/s390/s390.c (s390_swap_cmp): Look for conditional
17448 jumps if COND is NULL.
17449 (find_cond_jump): New function.
17450 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
17451 * config/s390/s390.md: Remove z10_cobra attribute value.
17453 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
17455 * config/alpha/alpha.h (alpha_expand_mov): Return false if
17456 force_const_mem returns NULL_RTX.
17458 2009-02-26 Jan Hubicka <jh@suse.cz>
17461 * cgraph.h (varpool_output_debug_info): Remove.
17462 * cgraphunit.c (varpool_output_debug_info): Remove.
17463 * dwarf2out.c (deferred_locations_struct): New struct
17464 (deferred_locations): New type.
17465 (deferred_locations_list): New static var.
17466 (deffer_location): New function.
17467 (gen_variable_die): Use it.
17468 (decls_for_scope): Output info on local static vars.
17469 (dwarf2out_finish): Process deferred locations.
17470 * varpool.c (varpool_output_debug_info): Remove.
17472 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
17474 PR rtl-optimization/39241
17475 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
17476 to subreg_offset_representable_p.
17478 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17480 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
17481 execute function prototype. Get f and nregs from max_reg_num
17482 and get_insns. Remove the first backward pass as it's dead,
17483 guard the forward pass by flag_expensive_optimizations.
17484 (rest_of_handle_regmove): Delete.
17485 (pass_regmove): Replace it with regmove_optimize.
17487 2009-02-25 Martin Jambor <mjambor@suse.cz>
17489 PR tree-optimization/39259
17490 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
17491 calls_alloca function flags.
17492 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17493 calls are detected.
17495 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17497 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17498 flags_set_1_rtx, flags_set_1_set): Delete.
17499 (regmove_optimize): Do not call mark_flags_life_zones.
17501 2009-02-24 Julian Brown <julian@codesourcery.com>
17504 * config/arm/arm.c (require_pic_register): Only set
17505 cfun->machine->pic_reg once per function.
17507 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17509 * doc/invoke.texi (Link Options): Document an easier way to pass
17510 options that take arguments to the GNU linker using -Xlinker and -Wl.
17512 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17515 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17517 2009-02-24 Richard Guenther <rguenther@suse.de>
17520 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17522 2009-02-24 Richard Guenther <rguenther@suse.de>
17523 Zdenek Dvorak <ook@ucw.cz>
17525 PR tree-optimization/39233
17526 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17527 from converting them to a generic type.
17529 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17531 PR tree-optimization/39260
17532 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17533 contains a condition with a real type.
17534 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17536 2009-02-23 Jason Merrill <jason@redhat.com>
17539 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17540 narrowing_initializer_constant_valid_p.
17541 (narrowing_initializer_constant_valid_p): Don't return
17542 null_pointer_node for adding a pointer to itself.
17544 2009-02-23 Jan Hubicka <jh@suse.cz>
17547 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17550 2009-02-23 Jan Hubicka <jh@suse.cz>
17552 PR tree-optimization/37709
17553 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17554 * tree.h (block_ultimate_origin): Declare.
17555 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17556 * tree-ssa-live.c (remove_unused_scope_block_p):
17557 Eliminate blocks containig no instructions nor live variables nor
17559 (dump_scope_block): New function.
17560 (remove_unused_locals): Enable removal of dead blocks by default;
17561 enable dumping at TDF_DETAILS.
17563 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17565 * config/i386/i386.c (classify_argument): Don't allow COImode
17567 (function_arg_advance_32): Don't allow OImode.
17568 (function_arg_32): Likewise.
17569 (function_value_32): Likewise.
17570 (return_in_memory_32): Likewise.
17571 (function_arg_64): Remove OImode comment.
17573 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17576 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17577 ix86_expand_vector_set for V4DImode in 64bit mode only.
17578 (ix86_expand_vector_init_one_var): Likewise.
17580 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17582 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17584 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17587 * loop-iv.c: Revert last change.
17588 * emit-rtl.c: Likewise.
17590 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17593 * config/i386/i386.c (type_natural_mode): Remove an extra
17594 space in the warning message.
17595 (function_value_32): Handle 32-byte vector modes.
17596 (return_in_memory_32): Likewise.
17598 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17600 * loop-iv.c (truncate_value): New function.
17601 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17603 (lowpart_subreg): Move to...
17604 * emit-rtl.c: ...here.
17606 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17608 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17609 accidental and undocumented change at revision 140860.
17611 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17613 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17614 take gimple_seq * arguments.
17615 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17616 types_compatible_p langhook.
17618 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17619 Joseph Myers <joseph@codesourcery.com>
17621 * config/arm/arm.c (arm_builtin_va_list): New function.
17622 (arm_expand_builtin_va_start): Likewise.
17623 (arm_gimplify_va_arg_expr): Likewise.
17624 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17625 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17626 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17627 (va_list_type): New variable.
17628 (arm_mangle_type): Mangle va_list_type appropriately.
17630 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17632 PR middle-end/39157
17633 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17634 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17635 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17636 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17637 parameter to 1000 for -O1 by default.
17638 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17640 * loop-invariant.c: Include params.h.
17641 (move_loop_invariants): Don't call move_single_loop_invariants on
17644 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17646 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17647 offset when calculating bounds for indexing stack_usage_map. Fixes
17648 a buffer overflow with certain target setups.
17650 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17653 * calls.c (expand_call): Clear try_tail_call if caller and callee
17654 disagree in promotion of function return value.
17656 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17659 * c-common.c (c_determine_visibility): If visibility changed and
17660 DECL_RTL has been already set, call make_decl_rtl to update symbol
17663 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17666 * varasm.c (assemble_variable): Don't check DECL_NAME when
17667 globalizing a variable.
17669 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17672 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17673 expression before any __builtin_trap call.
17674 * c-typeck.c (build_function_call): Convert and check function
17675 arguments before generating a call to a trap. Evaluate the
17676 function arguments before the trap.
17678 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17681 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17682 (UNSPEC_FXAM_MEM): New unspec.
17683 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17684 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17685 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17687 2009-02-19 Richard Guenther <rguenther@suse.de>
17689 PR tree-optimization/39207
17690 PR tree-optimization/39074
17691 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17692 storedanything_tree): New.
17693 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17694 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17695 (build_succ_graph): Add edges from STOREDANYTHING to all
17697 (init_base_vars): Initialize STOREDANYTHING.
17698 (compute_points_to_sets): Free substitution info after
17699 building the succ graph.
17700 (ipa_pta_execute): Likewise.
17702 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17704 (do_ds_constraint): Do not add to special var or non-pointer
17706 (type_could_have_pointers): Split out from ...
17707 (could_have_pointers): ... here. For arrays use the element type.
17708 (create_variable_info_for): Initialize may_have_pointers.
17709 (new_var_info): Likewise.
17710 (handle_lhs_call): Make the HEAP variable unknown-sized.
17711 (intra_create_variable_infos): Use a type with pointers for
17712 PARM_NOALIAS, make it unknown-sized.
17714 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17717 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17719 2009-02-18 Jason Merrill <jason@redhat.com>
17722 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17723 value if DECL_EXTERNAL.
17724 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17725 * target.h (gcc_target::binds_local_p): Clarify "module".
17726 * tree.h (TREE_PUBLIC): Clarify "module".
17728 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17731 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17732 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17734 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17737 * c.opt (Wabi): Support C and ObjC.
17740 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17742 * config/i386/i386.c (classify_argument): Warn once about the ABI
17743 change when passing union with long double.
17745 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17747 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17750 * c-parser.c (c_parser_compound_statement): Always enter and leave
17753 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17756 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17758 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17760 PR tree-optimization/36922
17761 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17762 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17765 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17767 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17770 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17772 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17774 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17776 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17779 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17780 Richard Sandiford <rdsandiford@googlemail.com>
17782 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17783 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17784 (loongson_biadd): ...this.
17786 2009-02-17 Richard Guenther <rguenther@suse.de>
17788 PR tree-optimization/39202
17789 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17790 a var make sure to follow existing collapses.
17792 2009-02-17 Richard Guenther <rguenther@suse.de>
17794 PR middle-end/39214
17795 * langhooks.c (lhd_print_error_function): Check for NULL block.
17797 2009-02-17 Richard Guenther <rguenther@suse.de>
17799 PR tree-optimization/39204
17800 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17803 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17805 * config/soft-fp/double.h: Update from glibc CVS.
17807 2009-02-17 Richard Guenther <rguenther@suse.de>
17809 PR tree-optimization/39207
17810 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17811 strict-aliasing warnings for pointers pointing to NULL.
17813 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17816 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17817 skipping until next close brace.
17819 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17822 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17823 to function argument boundary.
17825 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17827 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17828 in the lea_add. Reload eventually constraints it properly.
17829 * config/picochip/constraints.md: Remove the target constraint
17830 "b", since it is not needed anymore.
17832 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17834 * gthr-dce.h: Uglify function parameter and local variable names.
17835 * gthr-gnat.h: Likewise.
17836 * gthr-mipssde.h: Likewise.
17837 * gthr-nks.h: Likewise.
17838 * gthr-posix95.h: Likewise.
17839 * gthr-posix.h: Likewise.
17840 * gthr-rtems.h: Likewise.
17841 * gthr-single.h: Likewise.
17842 * gthr-solaris.h: Likewise.
17843 * gthr-tpf.h: Likewise.
17844 * gthr-vxworks.h: Likewise.
17845 * gthr-win32.h: Likewise.
17847 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17850 * config/i386/i386.md: Restrict the new peephole2 to move
17851 between MMX/SSE registers.
17853 2009-02-15 Richard Guenther <rguenther@suse.de>
17856 2009-02-13 Richard Guenther <rguenther@suse.de>
17858 * configure.ac: Enable LFS.
17859 * configure: Re-generate.
17860 * config.in: Likewise.
17862 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17864 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17865 spu_srqwbyte, spu_srqwbytebc): Define.
17866 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17867 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17868 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17869 "shrqby_<mode>"): New insn-and-split patterns.
17870 * config/spu/spu.c (expand_builtin_args): Determine and return
17871 number of operands using spu_builtin_description data.
17872 (spu_expand_builtin_1): Use it.
17874 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17877 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17880 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17883 * config/i386/i386.c (override_options): Correct warning
17884 messages for -malign-loops, -malign-jumps and -malign-functions.
17886 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17889 * config/i386/i386.md: Restrict the new peephole2 to move
17890 between the general purpose registers.
17892 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17895 * config/i386/i386.c (type_natural_mode): Add a new argument.
17896 Return the original mode and warn ABI change if vector size is 32byte.
17897 (function_arg_advance): Updated.
17898 (function_arg): Likewise.
17899 (ix86_function_value): Likewise.
17900 (ix86_return_in_memory): Likewise.
17901 (ix86_sol10_return_in_memory): Likewise.
17902 (ix86_gimplify_va_arg): Likewise.
17903 (function_arg_32): Don't warn ABX ABI change here.
17904 (function_arg_64): Likewise.
17906 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17908 * loop-iv.c (implies_p): In the final case, test that operands 0
17909 of the two comparisons match.
17911 * config/bfin/bfin.c (find_prev_insn_start): New function.
17912 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17913 (find_next_insn_start): Move.
17915 2009-02-13 Richard Guenther <rguenther@suse.de>
17917 * configure.ac: Enable LFS.
17918 * configure: Re-generate.
17919 * config.in: Likewise.
17921 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17924 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17925 sizes on syntax error after some arguments have been parsed.
17927 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17929 * doc/invoke.texi (-fira): Remove.
17931 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17933 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17934 * recog.c: Likewise.
17937 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17939 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17940 (umul_ppmm): Likewise.
17941 (count_leading_zeros): Likewise.
17942 (count_trailing_zeros): Likewise.
17943 (UMUL_TIME): Likewise.
17945 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17947 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17948 soft-fp/t-softfp to tmake_file.
17950 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17951 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17952 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17953 IA64_BUILTIN_INFQ]: New.
17954 (ia64_init_builtins): Initialize __builtin_infq,
17955 __builtin_fabsq and __builtin_copysignq if not HPUX.
17956 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17957 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17959 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17961 (__fixtfti): Likewise.
17962 (__fixunstfti): Likewise.
17963 (__floattitf): Likewise.
17965 * config/ia64/libgcc-glibc.ver: New.
17966 * config/ia64/t-fprules-softfp: Likewise.
17967 * config/ia64/sfp-machine.h: Likewise.
17969 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17970 (LIBGCC2_TF_CEXT): Likewise.
17971 (TF_SIZE): Likewise.
17972 (TARGET_INIT_LIBFUNCS): Likewise.
17974 * config/ia64/t-glibc (SHLINB_MAPFILES):
17975 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17977 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17979 * config/i386/i386.c (construct_container): Rewrite processing
17980 BLKmode with X86_64_SSE_CLASS.
17982 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17985 * config/i386/i386.md: Replace simplify_replace_rtx with
17986 replace_rtx in the new peephole2.
17988 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17990 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17991 loop unrolling do not happen at -O2.
17993 2009-02-12 Michael Matz <matz@suse.de>
17995 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17997 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17999 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
18002 2009-02-12 Ben Elliston <bje@au.ibm.com>
18004 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
18005 patterns when updating the back chain. Missed in the 2009-02-10
18008 2009-02-11 Janis Johnson <janis187@us.ibm.com>
18010 * doc/extend.texi (Decimal Floating Types): Update identifier of
18011 draft TR and list of missing support.
18013 2009-02-11 Jakub Jelinek <jakub@redhat.com>
18015 PR middle-end/39154
18016 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
18017 bit to variable length decl's flags, add it also to its
18018 pointer replacement variable.
18020 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
18021 Jakub Jelinek <jakub@redhat.com>
18024 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
18025 (memory_blockage): New expander.
18026 (*memory_blockage): New insn pattern.
18027 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
18028 instead of general blockage at the end of function prologue when
18029 frame pointer is used to access red zone area. Do not emit blockage
18030 when profiling, it is emitted in generic code.
18031 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
18032 function epilogue when frame pointer is used to access red zone area.
18034 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
18037 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
18038 by arithmetic with memory operands.
18039 * config/i386/predicates.md (commutative_operator): New.
18041 2009-02-10 Janis Johnson <janis187@us.ibm.com>
18043 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
18046 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
18048 * alias.h (record_alias_subset): Declare.
18049 * alias.c (record_alias_subset): Make global.
18051 2009-02-10 Nick Clifton <nickc@redhat.com>
18053 * tree-parloops.c: Change license to GPLv3.
18054 * ipa-struct-reorg.c: Change license to GPLv3.
18055 * ipa-struct-reorg.h: Change license to GPLv3.
18057 2009-02-10 Steve Ellcey <sje@cup.hp.com>
18060 * c-decl.c (start_struct): Return NULL on error.
18062 2009-02-10 Jakub Jelinek <jakub@redhat.com>
18064 PR middle-end/39124
18065 * cfgloopmanip.c (remove_path): Call remove_bbs after
18066 cancel_loop_tree, not before it.
18069 * function.h (struct function): Add has_local_explicit_reg_vars bit.
18070 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
18071 VAR_DECLs were seen.
18072 * tree-ssa-live.c (remove_unused_locals): Recompute
18073 cfun->has_local_explicit_reg_vars.
18074 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
18075 copies or clearings if cfun->has_local_explicit_reg_vars.
18077 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
18080 * config/i386/i386.c (expand_prologue): Emit blockage at the end
18081 of function prologue when frame pointer is used to access
18084 2009-02-10 Richard Guenther <rguenther@suse.de>
18086 PR middle-end/39127
18087 * gimplify.c (gimple_regimplify_operands): Always look if
18088 we need to create a temporary.
18090 2009-02-10 Richard Guenther <rguenther@suse.de>
18092 PR tree-optimization/39132
18093 * tree-loop-distribution.c (todo): New global var.
18094 (generate_memset_zero): Trigger TODO_rebuild_alias.
18095 (tree_loop_distribution): Return todo.
18097 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
18100 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
18101 (x86_64_reg_class_name): Removed.
18102 (classify_argument): Return 0 if bytes > 32. Return 0 if the
18103 first one isn't X86_64_SSE_CLASS or any other ones aren't
18104 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
18105 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
18106 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
18107 and 3 X86_64_SSEUP_CLASS.
18108 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
18109 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
18111 2009-02-10 Ben Elliston <bje@au.ibm.com>
18113 * config/rs6000/rs6000.md (allocate_stack): Always use an update
18114 form instruction to update the stack back chain word, even if the
18115 user has disabled the generation of update instructions.
18116 (movdi_<mode>_update_stack): New.
18117 (movsi_update_stack): Likewise.
18118 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
18119 always use an update form instruction to update the stack back
18122 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
18124 PR middle-end/38953
18125 * graphite.c (if_region_set_false_region): After moving a region in
18126 the false branch of a condition, remove the empty dummy basic block.
18127 (gloog): Remove wrong fix for PR38953.
18129 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18131 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
18132 generation due to implicit sign extension.
18134 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
18136 PR middle-end/38981
18137 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
18138 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
18140 2009-02-09 Richard Guenther <rguenther@suse.de>
18142 PR middle-end/35202
18143 * convert.c (convert_to_real): Disable (float)fn((double)x)
18144 to fnf(x) conversion if errno differences may occur and
18145 -fmath-errno is set.
18147 2009-02-07 Anatoly Sokolov <aesok@post.ru>
18149 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
18150 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18151 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18153 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18156 * c-common.c (handle_alias_attribute): Disallow attribute for
18157 anything not a FUNCTION_DECL or VAR_DECL.
18159 2009-02-06 Janis Johnson <janis187@us.ibm.com>
18162 * real.c (do_compare): Special-case compare of zero against
18163 decimal float value.
18165 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18168 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
18169 as indicating flexible array members unless the field itself is
18170 being declarared as the incomplete array.
18172 2009-02-06 Jan Hubicka <jh@suse.cz>
18174 PR tree-optimization/38844
18175 * ipa-inline.c (try_inline): Stop inlining recursion when edge
18176 is already inlined.
18178 2009-02-06 Richard Guenther <rguenther@suse.de>
18180 PR middle-end/38977
18181 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
18182 fork because we may expand it as __gcov_fork.
18184 2009-02-06 Nick Clifton <nickc@redhat.com>
18186 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
18188 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
18190 PR tree-optimization/35659
18191 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
18192 vn_phi_eq): Shortcut if hashcode does not match.
18193 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
18195 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
18196 and avoid iterative_hash_expr.
18197 (FOR_EACH_VALUE_ID_IN_SET): New.
18198 (value_id_compare): Remove.
18199 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
18200 sort expressions by value id.
18202 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
18205 * config/sh/predicates.md (general_movsrc_operand): Don't check
18206 the subreg of system registers here.
18208 2009-02-05 Jakub Jelinek <jakub@redhat.com>
18211 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
18212 on the copied decl.
18214 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
18216 PR rtl-optimization/39110
18217 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
18218 addresses, not aligned ones.
18220 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
18221 Richard Guenther <rguenther@suse.de>
18223 PR tree-optimization/39100
18224 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
18225 comment says and add edges.
18227 2009-02-05 Joseph Myers <joseph@codesourcery.com>
18230 * c-common.c (handle_tls_model_attribute): Ignore attribute for
18231 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
18233 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
18235 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
18236 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
18237 register_bb_in_sese, new_sese, free_sese): Moved.
18238 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
18239 outermost_loop_in_scop, build_scop_iteration_domain,
18240 expand_scalar_variables_ssa_name, get_vdef_before_scop,
18241 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
18242 Use loop_in_sese_p instead of loop_in_scop_p.
18243 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
18244 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
18245 (scopdet_basic_block_info): Fix bug in scop detection.
18246 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
18247 eq_loop_to_cloog_loop): Remove.
18248 (nb_loops_around_loop_in_scop, nb_loop
18249 ref_nb_loops): Moved here...
18250 * graphite.h (ref_nb_loops): ... from here.
18251 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
18252 (loop_domain_dim, loop_iteration_vector_dim): Remove.
18253 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
18254 * testsuite/gcc.dg/graphite/scop-19.c: New
18256 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
18257 Hans-Peter Nilsson <hp@axis.com>
18259 PR rtl-optimization/37889
18260 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
18261 Move offset handling from PLUS to before the switch. Use new
18262 arguments when considering SYMBOL_REFs too.
18263 (rtx_addr_can_trap_p): Pass dummy offset and size.
18264 (enum may_trap_p_flags): Remove.
18265 (may_trap_p_1): Pass size from MEM_SIZE.
18267 PR rtl-optimization/38921
18268 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
18269 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
18270 * rtlanal.c (may_trap_after_code_motion_p): Delete.
18271 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
18273 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
18275 AVX Programming Reference (January, 2009)
18276 * config/i386/sse.md (*vpclmulqdq): New.
18278 2009-02-04 Jakub Jelinek <jakub@redhat.com>
18280 PR tree-optimization/38977
18281 PR gcov-profile/38292
18282 * calls.c (special_function_p): Disregard __builtin_ prefix.
18284 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
18286 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
18287 non-indexable addresses even before reload.
18289 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18292 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
18293 as having variable size. Do not give an error for unnamed
18294 parameters with [*] declarators. Give a warning for type names
18295 with [*] declarators and mark them as variable size.
18296 * c-parser.c (c_parser_sizeof_expression): Do not give an error
18297 for sizeof applied to [*] type names.
18299 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18302 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
18304 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18306 * gcc.c (process_command): Update copyright notice dates.
18307 * gcov.c (print_version): Likewise.
18308 * gcov-dump.c (print_version): Likewise.
18309 * mips-tfile.c (main): Likewise.
18310 * mips-tdump.c (main): Likewise.
18312 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18315 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
18316 for composite type involving a zero-length array type.
18318 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18321 * function.c (match_asm_constraints_1): Skip over
18322 initial optional % in the constraint.
18324 PR inline-asm/39059
18325 * c-parser.c (c_parser_postfix_expression): If fixed point is not
18326 supported, don't accept FIXED_CSTs.
18327 * c-decl.c (finish_declspecs): Error if fixed point is not supported
18328 and _Sat is used without _Fract/_Accum. Set specs->type to
18329 integer_type_node for cts_fract/cts_accum if fixed point is not
18332 2009-02-02 Catherine Moore <clm@codesourcery.com>
18334 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
18336 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
18338 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
18339 (ABI_HAS_64BIT_SYMBOLS): Use it.
18340 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
18342 2009-02-02 Paul Brook <paul@codesourcery.com>
18344 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
18346 2009-02-02 Jakub Jelinek <jakub@redhat.com>
18348 PR inline-asm/39058
18349 * recog.h (asm_operand_ok): Add constraints argument.
18350 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
18351 recurse on matching constraint.
18352 (check_asm_operands): Pass constraints as 3rd argument to
18353 asm_operand_ok. Don't look up matching constraint here.
18354 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
18357 2009-02-02 Ben Elliston <bje@au.ibm.com>
18359 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
18360 TARGET_NARROW_VOLATILE_BITFIELD macro names.
18362 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18364 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
18365 information. Remove some obsolete information. Reorganize.
18367 * config/pa/fptr.c: Revert license to GPL 2.
18368 * config/pa/milli64.S: Likewise.
18370 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18373 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
18374 LIBRARY name in, instead of hard-coding it.
18375 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
18376 extra target make frag to tmake_files according to EH model.
18377 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
18378 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
18379 frags that define makefile variable EH_MODEL appropriately.
18380 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
18381 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
18382 to "-sjlj" according to type of EH configured.
18383 (LIBGCC_SONAME): Concatenate it to shared library base name.
18384 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
18385 to "_sjlj" according to type of EH configured.
18386 (LIBGCC_SONAME): Concatenate it to shared library base name.
18387 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
18388 (SHLIB_LINK): Add missing semicolon to if-else construct.
18389 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18390 string value of "pe_dll" command-line option.
18391 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
18392 (SHLIB_SONAME): Use it when overriding t-cygming default.
18393 (SHLIB_IMPLIB): Override t-cygming default.
18394 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18395 string value of "pe_dll" command-line option.
18397 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18400 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
18401 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
18403 2009-01-31 Richard Guenther <rguenther@suse.de>
18405 PR tree-optimization/38937
18406 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
18407 computing the transitive closure.
18409 2009-01-30 Richard Guenther <rguenther@suse.de>
18411 PR tree-optimization/39041
18412 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18413 Propagate variable indices only if the types match for this stmt.
18415 2009-01-30 Jakub Jelinek <jakub@redhat.com>
18418 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
18419 inline but never defined.
18421 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
18423 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
18424 (*insv_h_di_reg_extimm): New insn.
18425 (*insv_l<mode>_reg_extimm): New insn.
18427 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18429 * config/picochip/picochip.c (flag_conserve_stack): set
18430 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
18431 fconserve-stack. Reduce call-overhead used by inliner.
18433 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18436 * common.opt (flag_conserve_stack): Initialised to zero.
18438 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
18441 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
18442 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
18445 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
18447 * ira-color.c (allocno_reload_assign): Update comments.
18448 * regmove.c (regmove_optimize): Likewise.
18452 2009-01-29 Robert Millan <rmh@aybabtu.com>
18454 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
18455 * config/i386/kopensolaris-gnu.h: New file. Undefine
18456 `MD_UNWIND_SUPPORT'.
18457 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
18459 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
18461 PR tree-optimization/39007
18462 * tree-loop-distribution.c (generate_builtin): Use
18463 recompute_dominator to compute the immediate dominator of the
18464 basic block just after the loop.
18466 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18468 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
18469 (ASM_OUTPUT_DWARF_PCREL): Define.
18471 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
18473 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
18474 * doc/passes.texi: Remove entries about regclass, local-alloc, and
18475 global. Modify entries about regmove and IRA.
18477 * ra-conflict.c: Remove the file.
18479 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
18481 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
18482 (pass_regclass_init): Rename to pass_reginfo_init.
18484 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
18486 * toplev.h (flag_ira): Remove.
18488 * caller-save.c (setup_save_areas): Remove flag_ira.
18490 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
18492 * global.c: Remove the file.
18494 * opts.c (decode_options): Remove flag_ira.
18496 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18498 * regmove.c: Modify file description.
18499 (find_use_as_address, try_auto_increment): Define them only if
18500 AUTO_INC_DEC is defined.
18501 (replacement_quality, replace_in_call_usage, fixup_match_1,
18502 stable_and_no_regs_but_for_p): Remove.
18503 (reg_set_in_bb): Make it static.
18504 (regmove_optimize): Remove flag_ira and code which worked for
18507 * local-alloc.c: Remove the file.
18509 * common.opt (fira): Remove.
18511 * ira.c: Include except.h.
18512 (eliminable_regset): Move from global.c.
18513 (mark_elimination): Ditto. Remove flag_ira.
18514 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18515 equiv_mem_modified, validate_equiv_mem_from_store,
18516 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18517 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18518 no_equiv, recorded_label_ref): Move from local-alloc.c.
18519 (update_equiv_regs): Ditto. Make it static.
18520 (print_insn_chain, print_insn_chains): Move it from global.c.
18521 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18522 (build_insn_chain): Ditto. Make it static.
18523 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18524 Rename to init_live_subregs.
18525 (gate_ira): Remove flag_ira.
18527 * regclass.c: Rename reginfo.c. Change file description.
18528 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18529 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18530 (init_reg_sets_1): Remove code for evaluation of
18531 reg_class_superclasses and losing_caller_save_reg_set.
18532 (init_regs): Remove init_reg_autoinc.
18533 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18534 ok_for_base_p_nonstrict): Remove.
18535 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18536 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18537 corresponding entries.
18538 (dump_regclass, record_operand_costs, scan_one_insn,
18539 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18540 record_address_regs, auto_inc_dec_reg_p): Remove.
18541 (gt-regclass.h): Rename to gt-reginfo.h.
18543 * rtl.h (dump_global_regs, retry_global_alloc,
18544 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18546 * Makefile.in (RA_H): Remove.
18547 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18548 Rename regclass.o to reginfo.o.
18549 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18551 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18552 (GTFILES): Rename regclass.c to reginfo.c.
18554 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18555 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18557 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18558 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18560 (finish_spills): Ditto. Remove code for !flag_ira.
18562 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18564 PR middle-end/35854
18565 * doc/invoke.texi (rtl debug options): Complete rewrite.
18566 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18568 * mode-switching.c (pass_mode_switching): Rename pass from
18569 "mode-sw" to "mode_sw".
18570 * except.c (pass_convert_to_eh_ranges): Rename pass from
18571 "eh-ranges" to "eh_ranges".
18572 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18576 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18577 Alexander Monakov <amonakov@ispras.ru>
18579 PR middle-end/38857
18580 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18582 (move_exprs_to_boundary): Change return type and pass through
18583 should_move from move_op. Relax assert. Update usage ...
18584 (schedule_expr_on_boundary): ... here. Use should_move instead of
18586 (move_op_orig_expr_found): Indicate that insn was disconnected from
18588 (code_motion_process_successors): Do not call after_merge_succs
18589 callback if original expression was not found when traversing any of
18591 (code_motion_path_driver): Change return type. Update prototype.
18592 (move_op): Update comment. Add a new parameter (should_move). Update
18593 prototype. Set *should_move based on indication provided by
18594 move_op_orig_expr_found.
18596 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18598 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18599 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18600 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18601 * config/rs6000/rs6000.c (rs6000_override_options): Default
18602 avoid-indexed-addresses on for Power6, off for everything else.
18603 (avoiding_indexed_address_p): New function.
18604 (rs6000_legitimize_address): Use it.
18605 (rs6000_legitimate_address): Likewise.
18606 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18608 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18610 PR tree-optimization/38997
18611 * tree-loop-distribution.c (generate_memset_zero): Use
18612 POINTER_PLUS_EXPR for a pointer addition.
18614 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18616 * config/s390/s390.md (bswap<mode>2): New pattern added.
18618 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18620 * config/s390/s390.md (*tls_load_31): Added type attribute.
18622 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18624 * config/s390/s390.md: Fix a few comments.
18626 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18628 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18629 (*tm<mode>_full): Fixed z10prop attribute.
18630 (*tst<mode>_extimm): Fixed z10prop attribute.
18631 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18632 (*tstqiCCT_cconly): Fixed z10prop attribute.
18633 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18634 (*movsi_larl): Fixed z10prop attribute.
18635 (*movsi_zarch): Fixed z10prop attribute.
18636 (*movsi_eas): Fixed z10prop attribute.
18637 (*movhi): Fixed z10prop attribute.
18638 (*movqi): Fixed z10prop attribute.
18639 (*movstrictqi): Fixed z10prop attribute.
18640 (*mov<mode>): Fixed z10prop attribute.
18641 (*movcc): Fixed z10prop attribute.
18642 (*sethighpartdi_64): Fixed z10prop attribute.
18643 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18644 (*negdi2_sign_cc): Fixed z10prop attribute.
18645 (*negdi2_sign): Fixed z10prop attribute.
18646 (*absdi2_sign_cc): Fixed z10prop attribute.
18647 (*absdi2_sign): Fixed z10prop attribute.
18648 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18649 (*negabsdi2_sign): Fixed z10prop attribute.
18650 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18651 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18652 (doloop_si64): Fixed z10prop attribute.
18653 (doloop_si31): Fixed z10prop attribute.
18654 (doloop_long): Fixed z10prop attribute.
18655 (indirect_jump): Fixed z10prop attribute.
18656 (nop): Fixed z10prop attribute.
18657 (main_base_64): Fixed z10prop attribute.
18658 (reload_base_64): Fixed z10prop attribute.
18660 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18662 PR rtl-optimization/38740
18663 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18665 * config/mips/mips.c (mips_reorg): Likewise.
18667 2009-01-28 Richard Guenther <rguenther@suse.de>
18669 PR tree-optimization/38926
18670 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18671 with the correct value id to a value.
18672 (do_regular_insertion): Use the value number of edoubleprime
18673 for the value number of the expr.
18676 2008-08-21 Richard Guenther <rguenther@suse.de>
18678 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18679 a PHI ask VN if it is already available.
18680 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18681 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18683 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18685 PR middle-end/38934
18686 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18687 set to varying whenever max has TREE_OVERFLOW set, similarly
18688 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18690 2009-01-28 Richard Guenther <rguenther@suse.de>
18692 PR middle-end/38908
18693 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18694 uninitialized aggregate uses in call arguments.
18696 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18698 PR tree-optimization/38984
18699 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18700 the nothing_id variable if -fno-delete-null-pointer-checks.
18702 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18705 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18706 (set_got_offset_rex64): Ditto.
18708 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18711 * doc/extend.texi: Improve local variable with asm reg.
18713 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18715 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18716 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18717 was not supplied then set warn_packed_bitfield_compat to the
18718 default value of 1.
18719 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18722 2009-01-27 Richard Guenther <rguenther@suse.de>
18724 PR tree-optimization/38503
18725 * cfgexpand.c (expand_gimple_basic_block): Ignore
18726 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18727 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18728 variables that cannot have TBAA applied.
18729 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18732 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18734 PR middle-end/38969
18735 * calls.c (initialize_argument_information): Do not wrap complex
18736 arguments in SAVE_EXPR.
18738 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18740 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18741 (INSTALL_LIBGCC): Revert typo commit.
18743 2009-01-26 Richard Guenther <rguenther@suse.de>
18745 PR tree-optimization/38745
18746 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18747 from special handling.
18749 2009-01-26 Richard Guenther <rguenther@suse.de>
18751 PR tree-optimization/38745
18752 * tree-ssa.c (execute_update_addresses_taken): Do not include
18753 variables that cannot possibly be a register in not_reg_needs.
18754 Do not clear TREE_ADDRESSABLE on vars that may not become
18756 * tree-ssa.c (update_alias_info_1): Include those in the set
18757 of addressable vars.
18759 2009-01-26 Richard Guenther <rguenther@suse.de>
18761 PR middle-end/38851
18762 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18763 * tree-ssa-dse.c: Include langhooks.h
18764 (execute_simple_dse): Remove stores with zero size.
18766 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18769 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18772 2009-01-24 Julian Brown <julian@codesourcery.com>
18774 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18775 config/arm/linux-atomic.c.
18776 * config/arm/linux-atomic.c: New.
18778 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18780 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18781 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18782 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18784 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18787 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18790 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18792 PR tree-optimization/38953
18793 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18794 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18795 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18796 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18799 2009-01-24 Paul Brook <paul@codesourcery.com>
18801 * config/arm/neon.md (neon_type): Move to arm.md.
18802 (neon_mov<VSTRUCT>): Add neon_type attribute.
18803 * config/arm/arm.md (neon_type): Move to here.
18804 (conds): Add "unconditioal" and use as default for NEON insns.
18806 2009-01-24 Ben Elliston <bje@au.ibm.com>
18808 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18809 void *' warning from -Wc++-compat.
18810 * Makefile.in (dominance.o-warn): Remove.
18812 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18814 PR tree-optimization/38932
18815 * fold-const.c (fold_unary_ignore_overflow): New.
18816 * tree.h (fold_unary_ignore_overflow): Declare.
18817 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18818 * tree-ssa-sccvn.c (visit_reference_op_load,
18819 simplify_unary_expression): Likewise.
18821 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18823 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18824 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18825 regardless of their type.
18826 * c-common.c (handle_packed_attribute): Don't ignore packed on
18828 * c.opt (Wpacked-bitfield-compat): New warning option.
18829 * stor-layout.c (place_field): Warn if offset of a field changed.
18830 * doc/extend.texi (packed): Mention the ABI change.
18831 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18832 (Warning Options): Add it to the list.
18834 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18836 * c-opts.c (c_common_post_options): Fix a typo in comments.
18838 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18840 PR middle-end/38615
18841 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18842 variables to static.
18843 * doc/invoke.texi (-fmerge-all-constants): Update description.
18845 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18848 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18849 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18851 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18853 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18855 (LOCAL_ALIGNMENT): Similarly.
18857 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18858 Joseph Myers <joseph@codesourcery.com>
18860 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18861 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18862 * config/arm/arm-tune.md: Regenerate.
18863 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18866 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18868 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18869 version number to five.
18871 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18874 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18875 * c-common.c (set_underlying_type): Likewise.
18876 (is_typedef_decl ): Likewise
18878 (set_underlying_type): Likewise.
18879 (is_typedef_type): Likewise.
18881 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18883 PR middle-end/38587
18884 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18887 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18890 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18891 (LIBGCC_SPEC): Don't define.
18892 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18894 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18896 PR rtl-optimization/38879
18897 * alias.c (base_alias_check): Unaligned access via AND address can
18898 alias all surrounding object types except those with sizes equal
18899 or wider than the size of unaligned access.
18901 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18904 * c-decl.c (clone_underlying_type): Move this ...
18905 * c-common.c (set_underlying_type): ... here.
18906 Also, make sure the function properly sets TYPE_STUB_DECL() on
18907 the newly created typedef variant type.
18908 (is_typedef_decl ): New entry point.
18909 * tree.h: Added a new member member_types_needing_access_check to
18910 struct tree_decl_non_common.
18911 (set_underlying_type): New entry point.
18912 (is_typedef_type): Likewise.
18914 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18916 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18917 Check whether two instructions have memory references that
18918 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18919 are helper functions for traversing.
18920 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18921 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18922 not to draw dependency edge for instructions with non-conflicting
18925 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18928 * longlong.h: Update copyright years. Use soft-fp license notice.
18929 Sync __clz_tab declaration with glibc.
18931 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18934 * doc/extend.texi (syscall_linkage): New.
18935 (version_id): Modify.
18937 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18938 Richard Guenther <rguenther@suse.de>
18940 PR tree-optimization/38747
18941 PR tree-optimization/38748
18942 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18943 conversion if the base address is an indirect reference and the
18944 aliasing sets could cause issues.
18946 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18948 * common.opt (fgraphite, fgraphite-identity): Add comment for
18949 explaining why these options are not documented.
18951 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18953 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18954 gimple_call_lhs is NULL.
18956 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18959 * emit-rtl.c (adjust_address_1): Make sure memref is never
18962 2009-01-20 Ben Elliston <bje@au.ibm.com>
18964 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18965 const qualifier from arg parameter. Remove unnecessary cast to char *.
18966 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18967 const qualifier from arg 2.
18969 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18971 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18973 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18976 * rtl.h (reinit_regs): New prototype.
18977 * regclass.c: Include ira.h.
18978 (reinit_regs): New.
18979 * Makefile.in (regclass.o): Add ira.h.
18980 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18982 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18985 * c-common.c (handle_aligned_attribute): Use
18986 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18987 default alignment value.
18989 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18991 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18992 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18994 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18995 __BIGGEST_ALIGNMENT__.
18997 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18999 2009-01-18 Richard Guenther <rguenther@suse.de>
19001 PR tree-optimization/38819
19002 * tree-flow.h (operation_could_trap_helper_p): Declare.
19003 * tree-eh.c (operation_could_trap_helper_p): Export.
19004 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
19005 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
19006 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
19007 are about to insert a possibly trapping instruction and fail
19010 2009-01-18 Andreas Schwab <schwab@suse.de>
19012 * doc/install.texi (Configuration): Remove obsolete paragraph
19013 about use of --with-gnu-ld with --with-gnu-as.
19015 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
19017 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
19018 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
19019 Follow spelling conventions.
19021 2009-01-18 Ben Elliston <bje@au.ibm.com>
19023 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
19024 C++ warning about implicit conversion from void * to struct
19026 (bitmap_obstack_free): Likewise for bitmap_element *.
19027 * Makefile.in (bitmap.o-warn): Remove.
19029 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
19031 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
19033 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
19034 Tobias Grosser <tobi.grosser@amd.com>
19036 * graphite.c (graphite_trans_scop_block): Do not block single
19039 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
19041 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
19042 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
19043 test with assertion.
19045 2009-01-16 Richard Guenther <rguenther@suse.de>
19047 PR tree-optimization/38835
19048 PR middle-end/36227
19049 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
19050 and INT + PTR -> (INT)(PTR p+ INT) folding.
19051 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
19053 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
19056 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
19057 the subreg from a lowpart subreg if it is also casting the value.
19059 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19060 Tobias Grosser <tobi.grosser@amd.com>
19062 * graphite.c (compare_prefix_loops): New.
19063 (build_scop_canonical_schedules): Rewritten.
19064 (graphite_transform_loops): Move build_scop_canonical_schedules
19065 after build_scop_iteration_domain.
19067 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19068 Tobias Grosser <tobi.grosser@amd.com>
19070 * graphite.c (add_conditions_to_domain): Add the loops to
19071 the dimension of the iteration domain. Do copy the domain
19072 only when it exists.
19073 (build_scop_conditions_1): Do not call add_conditions_to_domain.
19074 (add_conditions_to_constraints): New.
19075 (can_generate_code_stmt, can_generate_code): Removed.
19076 (gloog): Do not call can_generate_code.
19077 (graphite_transform_loops): Call add_conditions_to_constraints
19078 after building the iteration domain.
19080 2009-01-16 Jakub Jelinek <jakub@redhat.com>
19082 PR tree-optimization/38789
19083 * tree-ssa-threadedge.c
19084 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19085 __builtin_constant_p.
19087 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19089 * dce.c (delete_unmarked_insns): Reversed the order that insns are
19090 examined before deleting them.
19092 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
19094 * function.c (aggregate_value_p): Correctly extract the function
19095 type from CALL_EXPR_FN lookup.
19097 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19099 * config/picochip/picochip.c (picochip_override_options): Revert
19100 CFI asm flag disable commited previously.
19102 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
19103 Tobias Grosser <tobi.grosser@amd.com>
19104 Jan Sjodin <jan.sjodin@amd.com>
19106 * graphite.c (scan_tree_for_params): On substractions negate
19107 all the coefficients of the term.
19108 (clast_to_gcc_expression_red): New. Handle reduction expressions
19109 of more than two operands.
19110 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
19111 (get_vdef_before_scop): Handle also the case of default definitions.
19113 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
19115 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
19116 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
19117 Also use them when walking CALL_INSN_FUNCTION_USAGE.
19119 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
19120 Joey Ye <joey.ye@intel.com>
19122 PR middle-end/37843
19123 * cfgexpand.c (expand_stack_alignment): Don't update stack
19124 boundary nor check incoming stack boundary here.
19125 (gimple_expand_cfg): Update stack boundary and check incoming
19126 stack boundary here.
19128 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19130 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
19132 2009-01-14 Jakub Jelinek <jakub@redhat.com>
19134 PR rtl-optimization/38245
19135 * calls.c (expand_call): Add stack arguments to
19136 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19137 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
19138 in regs and partially in memory or BLKmode arguments.
19139 (emit_library_call_value_1): Add stack arguments to
19140 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19141 ACCUMULATE_OUTGOING_ARGS).
19142 * dce.c: Include tm_p.h.
19143 (find_call_stack_args): New function.
19144 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
19146 (mark_insn): Call find_call_stack_args for CALL_Ps.
19147 (prescan_insns_for_dce): Walk insns backwards in bb rather than
19148 forwards. Allocate and free arg_stores bitmap if needed, pass it
19149 down to deletable_insn_p, don't mark stores set in arg_stores
19150 bitmap, clear the bitmap at the beginning of each bb.
19151 * Makefile.in (dce.o): Depend on $(TM_P_H).
19153 2009-01-14 Michael Meissner <gnu@the-meissners.org>
19156 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
19157 to make sure the insn is a conditional test (bug 22599). Reformat a
19160 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
19162 PR middle-end/38431
19163 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
19164 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
19165 (gloog): Do not call cleanup_tree_cfg.
19166 (graphite_transform_loops): Call cleanup_tree_cfg after all
19167 scops have been code generated.
19169 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
19170 * doc/gty.texi (Invoking the garbage collector): Added new node
19171 and section documenting ggc_collect.
19173 2009-01-14 Richard Guenther <rguenther@suse.de>
19175 PR tree-optimization/38826
19176 PR middle-end/38477
19177 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
19178 initialization notes only if we actually emitted a warning.
19179 (intra_create_variable_infos): Add constraints for a result decl
19180 that is passed by hidden reference.
19181 (build_pred_graph): Mark all related variables non-direct on
19184 2009-01-14 Nick Clifton <nickc@redhat.com>
19186 * ira-conflicts.c: Include addresses.h for the definition of
19188 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
19189 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
19191 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
19194 * Makefile.in (ira-lives.o): Add except.h.
19196 * ira-lives.c: Include except.h.
19197 (process_bb_node_lives): Process can_throw_internal.
19199 2009-01-13 Jakub Jelinek <jakub@redhat.com>
19201 PR rtl-optimization/38774
19202 * combine.c (simplify_set): When undoing cc_use change, don't do
19203 PUT_CODE on the newly created comparison, but instead put back the
19206 2009-01-13 Joseph Myers <joseph@codesourcery.com>
19208 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
19209 values. Remove duplicate arm8 entry.
19211 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19213 PR tree-optimization/38786
19214 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
19215 the SSA_NAME case of expand_scalar_variables_expr.
19216 Set the type of an expression to the type of its assign statement.
19217 (expand_scalar_variables_expr): Also gather the scalar computation
19218 used to index the memory access. Do not pass loop_p.
19219 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
19220 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
19221 the gimple_stmt_iterator where it inserts new code.
19222 Do not pass loop_p.
19223 (copy_bb_and_scalar_dependences): Do not pass loop_p.
19224 (translate_clast): Update call to copy_bb_and_scalar_dependences.
19226 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19228 * graphite.h (debug_value): Removed.
19229 * graphite.c (debug_value): Removed.
19231 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19233 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
19234 ldrd/strd with two 32-bit instructions.
19236 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19238 * config/arm/arm.c (struct processors): Pass for speed down into
19239 cost helper functions.
19240 (const_ok_for_op): Handle COMPARE and inequality nodes.
19241 (arm_rtx_costs_1): Rewrite.
19242 (arm_size_rtx_costs): Update prototype.
19243 (arm_rtx_costs): Pass speed down to helper functions.
19244 (arm_slowmul_rtx_costs): Rework cost calculations.
19245 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
19246 (arm_9e_rtx_costs): Likewise.
19248 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
19250 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
19251 relocations of local symbols wider than UNITS_PER_WORD are not valid.
19252 (alpha_legitimize_address): Do not split local symbols wider than
19253 UNITS_PER_WORD into HIGH/LO_SUM parts.
19255 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
19258 * gcc.c (process_command): Replace call to execvp with calls
19259 to pex_one and exit.
19261 2009-01-03 Anatoly Sokolov <aesok@post.ru>
19264 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
19265 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
19266 variant for devices with 3-byte PC.
19267 (__tablejump_elpm__): New.
19269 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19272 * c-parser.c (c_parser_postfix_expression): Allow `->' in
19273 offsetof member-designator, handle it as `[0].'.
19275 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19277 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
19278 function when not using named sections on targets with named sections
19279 if branch distance is less than 262132.
19281 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
19283 * combine.c (combine_instructions): Recompute
19284 optimize_this_for_speed_p for each BB in the main combine loop.
19286 2009-01-12 Tomas Bily <tbily@suse.cz>
19289 * tree-loop-distribution.c (prop_phis): New function.
19290 (generate_builtin): Call prop_phis.
19291 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
19293 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19295 PR tree-optimization/38807
19296 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
19297 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
19299 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
19301 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
19302 subreg of op0 to the original op0.
19304 2009-01-11 Laurent GUERBY <laurent@guerby.net>
19306 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
19308 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
19311 * mips-tfile.c (parse_def): Fix parsing of def strings
19312 starting with digits.
19314 2009-01-10 Jakub Jelinek <jakub@redhat.com>
19317 * config/arm/arm.c (arm_is_long_call_p): Don't call
19318 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
19320 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
19322 * regrename.c (regrename_optimize): Fix dumping.
19323 (find_oldest_value_reg): Preserve REG_POINTER.
19324 (copy_hardreg_forward_1): Likewise.
19326 2009-01-09 Diego Novillo <dnovillo@google.com>
19328 * gimple.h (struct gimple_statement_base) <uid>: Document
19329 the restrictions on its use.
19330 (gimple_uid): Tidy.
19331 (gimple_set_uid): Tidy.
19333 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19335 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
19336 zero guard even if align_bytes != 0 and count is smaller than
19339 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
19341 PR rtl-optimization/38495
19342 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
19343 (add_range_and_copies_from_move_list): Print all added ranges.
19344 Add ranges to memory optimized destination.
19346 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19350 * config/i386/i386.c (override_options): Reject
19351 -mstringop-strategy=rep_8byte with -m32.
19352 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
19353 to 1. Do count comparison against epilogue_size_needed at compile
19354 time even when count_exp was constant forced into register. For
19355 size_needed don't jump to epilogue, instead just avoid aligning
19356 and invoke the body algorithm. If need_zero_guard, add zero guard
19357 even if count is non-zero, but smaller than size_needed + number of
19358 bytes that could be stored for alignment.
19359 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
19360 to 1. If need_zero_guard, add zero guard even if count is non-zero,
19361 but smaller than size_needed + number of bytes that could be stored
19362 for alignment. Compare size_needed with epilogue_size_needed instead
19363 of desired_align - align, don't adjust size_needed, pass
19364 epilogue_size_needed to the epilogue expanders.
19367 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
19369 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19371 * pa.c (last_address): Change to unsigned.
19372 (update_total_code_bytes): Change argument to unsigned. Don't
19373 check if insn addresses are set.
19374 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
19375 addresses are not set.
19376 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
19378 2009-01-09 Nick Clifton <nickc@redhat.com>
19380 * config/sh/symbian.c: Replace uses of DECL_INLINE with
19381 DECL_DECLARED_INLINE_P.
19383 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19385 PR middle-end/38347
19386 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
19387 GET_MODE (op0) in operand_subword_force calls.
19389 PR middle-end/38771
19390 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
19391 fold_convert arg0 operands to TREE_TYPE (op0) first.
19393 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
19395 * params.def (ira-max-conflict-table-size): Decrease default value
19398 2009-01-08 Jakub Jelinek <jakub@redhat.com>
19400 PR tree-optimization/37031
19401 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
19403 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
19404 allocate it using gc instead of heap, use VEC_quick_push instead of
19406 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
19407 instead of heap, use VEC_quick_push instead of VEC_safe_push.
19408 * tree-data-ref.h (struct access_matrix): Change matrix to gc
19409 allocated vector from heap allocated.
19410 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
19411 * tree-loop-linear.c (linear_transform_loops): Allocate nest
19412 vector only after perfect_loop_nest_depth call.
19414 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
19415 Jan Sjodin <jan.sjodin@amd.com>
19417 PR tree-optimization/38559
19418 * graphite.c (debug_value, copy_constraint,
19419 swap_constraint_variables, scale_constraint_variable, ): New.
19420 (get_lower_bound, get_upper_bound): Removed.
19421 (graphite_trans_bb_strip_mine): Clean up this code that works
19422 only for constant number of iterations. Fully copy upper and
19423 lower bound constraints, not only the constant part of them.
19424 * graphite.h (debug_value): Declared.
19426 2009-01-08 Ira Rosen <irar@il.ibm.com>
19428 PR tree-optimization/37194
19429 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
19430 Don't add the cost of cost model guard in prologue to scalar
19431 outside cost in case of known number of iterations.
19433 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
19434 Alan Modra <amodra@bigpond.net.au>
19436 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
19437 non-word-aligned REG+CONST addressing.
19439 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19442 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
19443 free_after_compilation when outputting a thunk.
19444 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
19445 Do not call free_after_compilation here.
19447 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19449 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
19450 (ix86_valid_target_attribute_inner_p): Ditto.
19452 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
19454 PR tree-optimization/38492
19455 PR tree-optimization/38498
19456 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
19457 * tree-chrec.h (scev_is_linear_expression): Declared.
19458 * graphite.c (graphite_cannot_represent_loop_niter): New.
19459 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
19460 (graphite_loop_normal_form): Use gcc_assert.
19461 (scan_tree_for_params): Use CASE_CONVERT.
19462 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
19463 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
19464 Use gcc_assert. Discard scops that contain unhandled cases.
19465 (build_scop_conditions): Return a boolean status for unhandled cases.
19466 (strip_mine_profitable_p): Print the loop number, not its depth.
19467 (is_interchange_valid): Pass the depth of the loop nest, don't
19468 recompute it wrongly.
19469 (graphite_trans_bb_block): Same.
19470 (graphite_trans_bb_block): Print tentative of loop blocking.
19471 (graphite_trans_scop_block): Do not print that the loop has been
19473 (graphite_transform_loops): Do not handle scops that contain condition
19476 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
19478 AVX Programming Reference (December, 2008)
19479 * config/i386/avxintrin.h (_mm256_stream_si256): New.
19480 (_mm256_stream_pd): Likewise.
19481 (_mm256_stream_ps): Likewise.
19483 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
19484 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
19485 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
19486 (bdesc_special_args): Add __builtin_ia32_movntdq256,
19487 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
19488 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
19489 (ix86_expand_special_args_builtin): Likewise.
19491 * config/i386/sse.md (AVXMODEDI): New.
19492 (avx_movnt<mode>): Likewise.
19493 (avx_movnt<mode>): Likewise.
19494 (<sse>_movnt<mode>): Remove AVX support.
19495 (sse2_movntv2di): Likewise.
19497 2009-01-07 Richard Guenther <rguenther@suse.de>
19499 PR middle-end/38751
19500 * fold-const.c (extract_muldiv): Remove obsolete comment.
19501 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19502 to PLUS_EXPR canonicalization for the canonicalization.
19504 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19506 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19507 hosted cross-compilers generating less efficient code.
19509 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19511 * function.h (rtl_data): Add a dbr_scheduled_p field.
19512 * reorg.c (dbr_schedule): Set it.
19513 (gate_handle_delay_slots): Check it.
19514 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19515 (mips_reorg): Check flag_delayed_branch instead of
19516 mips_base_delayed_branch.
19517 (mips_override_options): Don't set mips_base_delayed_branch
19518 or flag_delayed_branch.
19520 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19522 PR rtl-optimization/38426.
19523 * ira.c (ira): Set current_function_is_leaf earlier.
19525 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19527 PR rtl-optimization/38722
19528 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19529 too early, only set a flag and modify after last possible
19532 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19535 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19536 * real.c (decimal_single_format): Correct values of emin and emax.
19537 (decimal_double_format): Ditto.
19538 (decimal_quad_format): Ditto.
19539 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19540 computation of DECnn_MIN and DECnn_MAX for corrected values of
19541 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19542 __DECnn_MIN__, and adjust its computation for the corrected value
19545 2009-01-06 Jan Hubicka <jh@suse.cz>
19548 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19550 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19552 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19553 Add Robert Clark to the list of testers.
19555 2009-01-06 Jan Hubicka <jh@suse.cz>
19556 Kai Tietz <kai.tietz@onevision.com>
19558 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19559 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19561 2009-01-06 Jan Hubicka <jh@suse.cz>
19562 Kai Tietz <kai.tietz@onevision.com>
19564 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19566 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19567 (ix86_nsaved_regs): Count only general purpose regs.
19568 (ix86_nsaved_sseregs): New.
19569 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19570 to 16 for w64; compute padding and size of sse reg save area.
19571 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19572 general purpose regs.
19573 (ix86_emit_save_sse_regs_using_mov): New.
19574 (ix86_expand_prologue): Save SSE regs if needed.
19575 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19576 (ix86_emit_restore_sse_regs_using_mov): New.
19577 (ix86_expand_epilogue): Save SSE regs if needed.
19579 2009-01-06 Jan Hubicka <jh@suse.cz>
19580 Kai Tietz <kai.tietz@onevision.com>
19582 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19583 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19584 functions when accumulate outgoing args is off.
19586 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19589 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19590 before using pseudos_have_intersected_live_ranges_p.
19592 * ira-int.h (ira_assert): Always define.
19594 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19596 AVX Programming Reference (December, 2008)
19597 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19598 (_mm256_permute2_pd): Likewise.
19599 (_mm_permute2_ps): Likewise.
19600 (_mm256_permute2_ps): Likewise.
19601 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19602 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19604 * config/i386/i386.c (ix86_builtins): Remove
19605 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19606 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19607 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19608 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19609 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19610 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19611 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19612 __builtin_ia32_vpermil2ps256.
19613 (ix86_init_mmx_sse_builtins): Updated.
19614 (ix86_expand_args_builtin): Likewise.
19616 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19618 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19619 long absolute calls when generating PA 2.0 code.
19621 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19623 PR rtl-optimization/38583
19624 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19626 * params.def (ira-max-conflict-table-size): New.
19628 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19630 * ira.h (ira_conflicts_p): New external definition.
19632 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19633 table. Report this. Return result of building.
19634 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19635 building conflict table.
19637 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19638 (ira_color): Use ira_conflicts_p.
19640 * global.c: Include ira.h.
19641 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19644 * Makefile.in (global.o): Add ira.h.
19646 * ira-build.c (mark_all_loops_for_removal,
19647 propagate_some_info_from_allocno): New.
19648 (remove_unnecessary_allocnos): Call
19649 propagate_some_info_from_allocno.
19650 (remove_low_level_allocnos): New.
19651 (remove_unnecessary_regions): Add parameter. Call
19652 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19653 parameter to remove_unnecessary_regions.
19654 (ira_build): Remove all regions but root if the conflict table was
19655 not built. Update conflict hard regs for allocnos crossing calls.
19657 * ira.c (ira_conflicts_p): New global.
19658 (ira): Define and use ira_conflicts_p.
19660 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19661 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19662 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19664 2009-01-06 Ben Elliston <bje@au.ibm.com>
19666 * gengtype-lex.l (YY_NO_INPUT): Define.
19668 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19671 * c-common.c (handle_vector_size_attribute): Also reject
19672 BOOLEAN_TYPE types.
19674 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19676 PR tree-optimization/38492
19677 * graphite.c (rename_map_elt, debug_rename_elt,
19678 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19679 rename_map_elt_info, eq_rename_map_elts,
19680 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19681 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19682 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19683 (sese_build_livein_liveouts): New.
19684 (new_sese, free_sese): New.
19685 (new_scop): Call new_sese.
19686 (free_scop): Call free_sese.
19687 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19688 (register_old_new_names): Renamed register_old_and_new_names.
19689 (register_scop_liveout_renames, add_loop_exit_phis,
19690 insert_loop_close_phis, struct igp,
19691 default_liveout_before_guard, add_guard_exit_phis,
19692 insert_guard_phis, copy_renames): New.
19693 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19694 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19695 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19696 (scop_adjust_phis_for_liveouts): New.
19697 (gloog): Call scop_adjust_phis_for_liveouts.
19699 * graphite.h (struct sese): Documented. Added fields liveout,
19700 num_ver and livein.
19701 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19702 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19703 (struct scop): Added field liveout_renames.
19704 (SCOP_LIVEOUT_RENAMES): New.
19706 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19708 PR tree-optimization/38510
19709 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19710 (translate_clast): Call recompute_all_dominators before
19712 (gloog): Call recompute_all_dominators before graphite_verify.
19714 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19715 Jan Sjodin <jan.sjodin@amd.com>
19717 PR tree-optimization/38500
19718 * graphite.c (create_sese_edges): Call fix_loop_structure after
19721 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19723 * config.gcc: Add m32r*-*-rtems*.
19724 * config/m32r/rtems.h: New file.
19726 2009-01-05 Ben Elliston <bje@au.ibm.com>
19728 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19729 (.po.pox): Likewise.
19730 (po/gcc.pot): Likewise.
19732 2009-01-04 David S. Miller <davem@davemloft.net>
19734 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19735 (STARTING_FRAME_OFFSET): Always set to zero.
19737 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19739 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19740 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19741 fixed-point types, and vectors of the same.
19743 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19745 * config/mips/sync.md (*mb_barrier): Rename to...
19746 (*memory_barrier): ...this.
19748 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19750 * doc/extend.texi (Function Attributes): Move @cindex after @item
19751 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19752 and put in alphabetical order. Fix 'target' name and put in order.
19753 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19756 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19758 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19759 (memory_barrier): Expand as unspec instead of unspec_volatile.
19760 Remove mem:BLK from insn operands. Use Pmode scratch register.
19761 (*memory_barrier): Define as unspec instead of unspec_volatile.
19762 Use (match_dup 0) as input operand.
19764 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19765 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19766 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19767 scratch register. Remove operand 1.
19768 (*stbar): Define as unspec instead of unspec_volatile.
19769 Use (match_dup 0) as input operand, remove (const_int 8).
19770 (*membar): Define as unspec instead of unspec_volatile.
19771 Use (match_dup 0) as input operand, remove input operand 2.
19773 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
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/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19780 Remove mem:BLK from insn operands. Use Pmode scratch register.
19781 Set volatile flag on operand 0.
19782 (*memory_barrier): New insn pattern.
19784 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19786 (*memory_barrier): Use (match_dup 0) as input operand.
19788 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19789 Remove mem:BLK from insn operands. Use Pmode scratch register.
19790 Set volatile flag on operand 0.
19791 (*mb_internal): New insn pattern.
19793 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19795 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19797 PR middle-end/38586
19798 * function.c (struct temp_slot): Move to the section of the file
19799 that deals with temp slots. Remove field 'address'.
19800 (temp_slot_address_table): New hash table of address -> temp slot.
19801 (struct temp_slot_address_entry): New struct, items for the table.
19802 (temp_slot_address_compute_hash, temp_slot_address_hash,
19803 temp_slot_address_eq, insert_temp_slot_address): Support functions
19805 (find_temp_slot_from_address): Rewrite to use the new hash table.
19806 (remove_unused_temp_slot_addresses): Remove addresses of temp
19807 slots that have been made available.
19808 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19809 worker function for remove_unused_temp_slot_addresses.
19810 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19811 Add the temp slot address to the address -> temp slot map.
19812 (update_temp_slot_address): Update via insert_temp_slot_address.
19813 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19814 (pop_temp_slots): Likewise.
19815 (init_temp_slots): Allocate the address -> temp slot map, or empty
19816 the map if it is already allocated.
19817 (prepare_function_start): Initialize temp slot processing.
19819 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19821 PR middle-end/38584
19822 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19823 Calculate the size of all stack vars assuming no packing of stack
19824 vars will happen, replacing a quadratic algorithm with a linear one.
19826 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19829 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19832 2009-01-03 Diego Novillo <dnovillo@google.com>
19834 * doc/contrib.texi: Update contributions.
19836 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19839 * builtins.c (fold_builtin_memory_op): Give up if either operand
19840 is volatile. Set srctype or desttype to non-qualified version
19844 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19845 and FUNCTION_DECLs.
19847 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19849 PR rtl-optimization/35805
19850 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19851 problem if fast dce is able to remove any instructions.
19852 * dce.c (dce_process_block): Fix dump message.
19854 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19857 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19859 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19861 PR middle-end/38690
19862 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19863 * tree-pretty-print.c (op_code_prio): New function.
19864 (op_prio): No longer static. Use op_code_prio.
19865 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19866 Use op_prio and op_code_prio to determine if () should be
19867 printed around operand(s) or not.
19869 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19870 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19871 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19872 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19873 pp_character instead of pp_string for single letter printing.
19875 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19877 * doc/extend.texi: Fix '#pragma GCC option' typo.
19879 2009-01-02 Richard Guenther <rguenther@suse.de>
19881 * doc/install.texi (--enable-checking): Mention different
19882 default for stage1.
19883 (--enable-stage1-checking): Document.
19885 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19887 PR middle-end/30142
19888 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19889 case to be an error.
19891 2009-01-02 Ben Elliston <bje@au.ibm.com>
19893 * config/fp-bit.h (pack_d): Constify argument.
19894 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19895 (isnan): Constify argument.
19897 (iszero): Likewise.
19898 (pack_d): Likewise.
19899 (_fpadd_parts): Constify return type.
19900 (_fpmul_parts): Likewise.
19901 (_fpdiv_parts): Likewise.
19903 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19906 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19907 warn about overwriting initializer with side-effects or
19908 -Woverride-init if !IMPLICIT.
19909 (output_init_element): Likewise. Pass IMPLICIT down to
19911 (process_init_element): Add IMPLICIT argument. Pass it down
19912 to output_init_element.
19913 (push_init_element, pop_init_level, set_designator): Adjust
19914 process_init_element callers.
19915 (set_nonincremental_init, set_nonincremental_init_from_string):
19916 Adjust add_pending_init callers.
19917 (output_pending_init_elements): Adjust output_init_element callers.
19918 * c-tree.h (process_init_element): Adjust prototype.
19919 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19920 process_init_element callers.
19923 Copyright (C) 2009 Free Software Foundation, Inc.
19925 Copying and distribution of this file, with or without modification,
19926 are permitted in any medium without royalty provided the copyright
19927 notice and this notice are preserved.