1 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2 Pat Haugen <pthaugen@us.ibm.com>
3 Revital Eres <ERES@il.ibm.com>
5 * config/rs6000/vector.md (VEC_F): Add VSX support.
9 (vector_load_<mode>): Ditto.
10 (vector_store_<mode>): Ditto.
11 (vector GPR move split): Ditto.
12 (vec_reload_and_plus_<mptrsize>): Ditto.
13 (vec_reload_and_reg_<mptrsize>): Ditto.
21 (vector_eq<mode>): Ditto.
22 (vector_gt<mode>): Ditto.
23 (vector_ge<mode>): Ditto.
24 (vector_gtu<mode>): Ditto.
25 (vector_select_<mode>_uns): Ditto.
26 (vector_eq_<mode>_p): Ditto.
27 (vector_gt_<mode>_p): Ditto.
28 (vector_ge_<mode>_p): Ditto.
29 (vector_gtu_<mode>_p): Ditto.
30 (cr6_test_for_zero): Ditto.
31 (cr6_test_for_zero_reverse): Ditto.
32 (cr6_test_for_lt): Ditto.
33 (cr6_test_for_lt_reverse): Ditto.
37 (one_cmpl<mode>2): Ditto.
40 (float<VEC_int<mode>2): Ditto.
41 (unsigned_float<VEC_int><mode>2): Ditto.
42 (fix_trunc<mode><VEC_int>2): Ditto.
43 (fixuns_trunc<mode><VEC_int>2): Ditto.
45 (vec_set<mode>): Ditto.
46 (vec_extract<mode>): Ditto.
47 (vec_interleave_highv4sf): Ditto.
48 (vec_interleave_lowv4sf): Ditto.
49 (vec_realign_load_<mode>): Ditto.
50 (vec_shl_<mode>): Ditto.
51 (vec_shr_<mode>): Ditto.
52 (div<mode>3): New patterns for VSX.
53 (vec_interleave_highv2df): Ditto.
54 (vec_interleave_lowv2df): Ditto.
55 (vec_pack_trunc_v2df): Ditto.
56 (vec_pack_sfix_trunc_v2df): Ditto.
57 (vec_pack_ufix_trunc_v2df): Ditto.
58 (vec_unpacks_hi_v4sf): Ditto.
59 (vec_unpacks_lo_v4sf): Ditto.
60 (vec_unpacks_float_hi_v4si): Ditto.
61 (vec_unpacku_float_lo_v4si): Ditto.
62 (vec_unpacku_float_hi_v4si): Ditto.
63 (vec_unpacks_float_lo_v4si): Ditto.
64 (movmisalign<mode>): Ditto.
65 (vector_ceil<mode>2): New patterns for vectorizing math library.
66 (vector_floor<mode>2): Ditto.
67 (vector_btrunc<mode>2): Ditto.
68 (vector_copysign<mode>3): Ditto.
70 * config/rs6000/predicates.md (easy_vector_constant_msb): New
71 predicate for setting the high bit in each word, used for
74 * config/rs6000/ppc-asm.h (f19): Whitespace.
75 (f32-f63): Define if VSX.
76 (v0-v31): Define if Altivec.
77 (vs0-vs63): Define if VSX.
79 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
81 * config/rs6000/power7.md: New file, provide tuning parameters for
84 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX
86 (rs6000_cpu_cpp_builtins): Ditto.
87 (altivec_overloaded_builtins): Ditto.
88 (altivec_resolve_overloaded_builtin): Ditto.
90 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
91 debug switch to disable vectorizing simple math builtin
94 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
95 Vectorize simple math builtin functions.
96 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
97 hook to vectorize math builtins.
98 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
99 (rs6000_builtin_conversion): Add VSX/power7 support.
100 (rs6000_builtin_vec_perm): Ditto.
101 (vsplits_constant): Add support for loading up a vector constant
102 with just the high bit set in each part.
103 (rs6000_expand_vector_init): Add VSX/power7 support.
104 (rs6000_expand_vector_set): Ditto.
105 (rs6000_expand_vector_extract): Ditto.
106 (rs6000_emit_move): Ditto.
110 (rs6000_expand_ternop_builtin): Ditto.
111 (altivec_expand_builtin): Ditto.
112 (rs6000_expand_unop_builtin): Ditto.
113 (rs6000_init_builtins): Ditto.
114 (altivec_init_builtins): Ditto.
115 (builtin_function_type): Ditto.
116 (rs6000_common_init_builtins): Ditto.
117 (rs6000_handle_altivec_attribute); Ditto.
118 (rs6000_mangle_type): Ditto.
119 (rs6000_vector_mode_supported_p): Ditto.
120 (rs6000_mode_dependent_address): Altivec addresses with AND -16
123 * config/rs6000/vsx.md: New file for VSX support.
125 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
126 identifing values with just the most significant bit set.
127 (enum rs6000_builtins): Add builtins for VSX. Add simple math
130 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
131 (UNSPEC_VRFIM): Delete.
132 (splitter for loading up vector with most significant bit): New
133 splitter for vectorizing copysign.
134 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
135 vectorizing simple math functions.
136 (altivec_vrfip): Add support for vectorizing simple math
138 (altivec_vrfim): Ditto.
139 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
141 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
142 (power7.md, vsx.md): Include for power7 support.
143 (copysigndf3): Use VSX instructions if -mvsx.
146 (nabsdf2_fpr): Ditto.
151 (fix_truncdfdi2_fpr): Ditto.
152 (cmpdf_internal1): Ditto.
153 (fred, fred_fpr): Convert into expander/insn to add VSX support.
154 (btruncdf2, btruncdf2_fpr): Ditto.
155 (ceildf2, ceildf2_fpr): Ditto.
156 (floordf2, floordf2_fpr): Ditto.
157 (floatdidf2, floatdidf2_fpr): Ditto.
158 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
159 (fmsubdf4_fpr): Ditto.
160 (fnmadddf4_fpr_1): Ditto.
161 (fnmadddf4_fpr_2): Ditto.
162 (fnmsubdf4_fpr_1): Ditto.
163 (fnmsubdf4_fpr_2): Ditto.
164 (fixuns_truncdfdi2): Add expander for VSX support.
165 (fix_truncdfdi2): Ditto.
166 (fix_truncdfsi2): Ditto.
168 (btruncsf2): Whitespace.
169 (movdf_hardfloat32): Add support for VSX registers.
170 (movdf_softfloat32): Ditto.
171 (movdf_hardfloat64): Ditto.
172 (movdf_hardfloat64_mfpgpr): Ditto.
173 (movdf_softfloat64): Ditto.
174 (movti splitters): Add check for vector registers supporting
175 TImode in the future.
176 (bpermd): Add power7 bpermd instruction.
178 * config/rs6000/altivec.h (vec_div): Define if VSX.
182 (vec_nearbyint): Ditto.
185 (all predicates): Use the generic builtin function, and not the
186 V4SF specific function so that the predicates will work with
191 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
192 Document new VSX functions and types.
194 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
197 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
198 "wa", and "j" constraints. Modify "v" to talk about Altivec
199 instead of just vector.
201 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
204 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
205 location for phi arguments.
206 (rewrite_update_phi_arguments): Find locations for reaching defs.
207 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
208 Add location to add_phi_arg calls.
209 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
210 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
211 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
212 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
213 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
214 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
215 * tree-phinodes.c (make_phi_node): Initialize location.
216 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
217 (add_phi_arg): Add location parameter.
218 (remove_phi_arg_num): Move location when moving phi argument.
219 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
221 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
222 slpeel_update_phi_nodes_for_guard1,
223 slpeel_update_phi_nodes_for_guard2,
224 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
225 vect_loop_versioning): Set locations.
226 * tree-parloops.c (create_phi_for_local_result,
227 transform_to_exit_first_loop, create_parallel_loop): Add locations.
228 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
229 * tree-vect-loop.c (get_initial_def_for_induction,
230 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
232 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
233 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
234 (gimple_phi_arg_set_location): New. Set locus.
235 (gimple_phi_arg_has_location): New. Check for locus.
236 (redirect_edge_var_map_location): New. Return locus from var_map.
237 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
238 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
239 combining PHI arguments.
240 (cond_store_replacement): Set location.
241 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
242 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
243 scop_add_exit_phis_edge): Add locations.
244 * tree-cfgcleanup.c (remove_forwarder_block,
245 remove_forwarder_block_with_phi): Add locations.
246 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
247 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
249 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
250 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
251 flush_pending_stmts): Add source location.
252 * lambda-code.c (perfect_nestify): Maintain location stack with argument
253 stack to preserve locations.
254 * tree-vect-stmts.c (vectorizable_load): Add location.
255 * tree-inline.c (copy_phis_for_bb): Copy locus.
256 (setup_one_parameter): Add call locus to inlined parameter stmts.
257 (initialize_inlined_parameters): Pass in call location as parameter
259 (tree_function_versioning): Pass location to setup_one_parameter.
260 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
261 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
263 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
264 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
265 locus parameter and override the stmt default if provided.
266 (new_elim_graph, clear_elim_graph, delete_elim_graph,
267 elim_graph_add_edge, elim_graph_remove_succ_edge,
268 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
269 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
270 eliminate_phi): Add locus info in elimination graph for each edge and
272 (insert_backedge_copies): Copy locus if present.
273 * tree-flow.h (struct _edge_var_map): Add locus field.
274 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
275 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
276 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
278 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
280 2009-07-30 Martin Jambor <mjambor@suse.cz>
282 PR tree-optimization/40570
283 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
286 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
288 * ssa-loop-manip.c: Include langhooks.h.
289 (rewrite_phi_with_iv): New.
290 (rewrite_all_phi_nodes_with_iv): New.
291 (canonicalize_loop_ivs): Move here from tree-parloops.c.
292 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
293 * tree-parloops.c (loop_parallel_p): Move out all conditions
294 except dependency check.
295 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
296 (gen_parallel_loop): Call canonicalize_loop_ivs without
297 reduction_list argument.
298 (build_new_reduction): New.
299 (gather_scalar_reductions): New.
300 (try_get_loop_niter): New.
301 (try_create_reduction_list): New.
302 (parallleize_loops): Change the parallel conditions check.
303 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
304 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
306 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
308 * opt-functions.awk (opt_args): Allow argument to be enclosed in
310 * doc/options.texi (Option properties): Mention new quoting syntax.
312 2009-07-29 Douglas B Rupp <rupp@gnat.com>
314 * config/alpha/alpha.c (alpha_start_function):
315 Handle VMS_DEBUG_MAIN_POINTER
316 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
317 * doc/invoke.texi: Document -mdebug-main switch.
319 2009-07-29 Richard Henderson <rth@redhat.com>
321 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
322 (cgraph_create_edge_including_clones): Likewise.
323 * tree-inline.c (copy_bb): Operate on the correct edges
324 when updating the callgraph.
326 2009-07-29 Douglas B Rupp <rupp@gnat.com>
328 * config/alpha/vms-cc.c: Deleted.
329 * config/alpha/vms-ld.c: Deleted.
330 * config/alpha/t-vms64: Moved to config/vms
331 * config/alpha/vms-crt0-64.c: Moved to config/vms
332 * config/alpha/vms-crt0.c: Moved to config/vms
333 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
334 * config/alpha/vms-psxcrt0.c: Moved to config/vms
335 * config/alpha/xm-vms.h: Moved to config/vms
336 * config/alpha/x-vms: Moved to config/vms
337 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
339 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
340 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
342 * config/vms/t-vms64: Moved here from config/alpha
343 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
344 (argc,argv,envp): Enforce 32bit malloc'ing.
345 * config/vms/vms-psxcrt0-64.c: Likewise.
346 * config/vms/vms-crt0.c: Moved here from config/alpha.
347 * config/vms/vms-psxcrt0.c: Likewise.
348 * config/vms/vms-crtl-64.h: New file.
349 * config/vms/vms-crtl.h: New file.
350 * config/vms/vms.opt: New file.
351 * config/vms/xm-vms64.h: New file.
352 * config/vms/xm-vms.h: Moved here from config/alpha.
353 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
355 * config/vms/x-vms: Moved here from config/alpha.
356 (version, VMS_EXTRA_PARTS): Moved to t-vms.
357 (vms-ld.o, vms-cc.o): Removed.
358 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
360 2009-07-29 Douglas B Rupp <rupp@gnat.com>
362 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
363 correct stack (obvious VMS fix).
365 2009-07-29 Douglas B Rupp <rupp@gnat.com>
367 * dwarf2out.c (output_file_names): Output VMS style file name, size,
368 date, version info if VMS_DEBUGGING_INFO defined.
369 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
370 size, date calculating code moved here.
372 2009-07-29 Paul Brook <paul@codesourcery.com>
374 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
377 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
380 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
381 to DImode when generating insq_le insn.
383 2009-07-28 Douglas B Rupp <rupp@gnat.com>
385 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
386 New macro set for VMS_DEBUGGGING_INFO.
387 (AT_string_form): Use it.
389 2009-07-28 DJ Delorie <dj@redhat.com>
391 * config/mep/mep.c (vtext_section): New.
392 (vftext_section): New.
393 (ftext_section): New.
394 (mep_select_section): Add support for functions.
395 (mep_unique_section): Likewise.
396 (mep_asm_init_sections): Likewise.
397 (mep_encode_section_info): Remove it from here.
399 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
401 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
403 * tree.h (TREE_DEPRECATED): Document it is used for types too.
404 (TYPE_VECTOR_OPAQUE): Use default_def_flag
406 2009-07-28 Douglas B Rupp <rupp@gnat.com>
408 * dwarf2out.c (output_file_names): Test new macro
409 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
410 (add_comp_dir_attribute): Likewise.
412 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
414 * config/i386/mingw-w64.h (LINK_SPEC): Add
415 separating space between commands.
417 2009-07-28 Jan Hubicka <jh@suse.cz>
419 PR tree-optimization/40759
420 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
423 2009-07-27 DJ Delorie <dj@redhat.com>
425 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
426 types are dword-aligned.
427 (mep_expand_va_start): Likewise.
429 2009-07-27 Olivier Hainque <hainque@adacore.com>
430 Douglas B Rupp <rupp@gnat.com>
432 * convert.c (convert_to_pointer): Don't assume the target
433 pointer type is POINTER_SIZE long. Fetch its precision instead.
435 2009-07-27 Douglas B Rupp <rupp@gnat.com>
437 * system.h (fopen): Undefine if macro.
439 2009-07-27 Jakub Jelinek <jakub@redhat.com>
441 * dwarf2out.c (output_cfi_p): Removed.
442 (output_cfis): New function.
443 (output_fde): New function, split from output_call_frame_info.
444 (output_call_frame_info): Use it.
445 (dwarf2out_switch_text_section): Use output_cfis.
447 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
449 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
450 TARGET_BI_ARCH is specified without enabling SJLJ.
451 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
452 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
454 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
456 * arm.md (negdi2): Use DImode if forcing a value into a register.
458 2009-07-26 Ira Rosen <irar@il.ibm.com>
460 PR tree-optimization/40801
461 * tree-vect-stmts.c (vectorizable_call): Get previous copy
462 of vector operand from the previous copy of vector statement.
463 Pass the correct definition type value to
464 vect_get_vec_def_for_stmt_copy().
466 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
468 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
469 const char ** conversion.
471 2009-07-25 David Daney <ddaney@caviumnetworks.com>
473 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
474 fancy_abort() if !ENABLE_ASSERT_CHECKING.
475 (gcc_unreachable): Invoke __builtin_unreachable() if
476 !ENABLE_ASSERT_CHECKING.
478 2009-07-25 David Daney <ddaney@caviumnetworks.com>
480 PR rtl-optimization/40445
481 * emit-rtl.c (next_nonnote_insn_bb): New function.
482 * rtl.h (next_nonnote_insn_bb): Declare new function.
483 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
484 with no successors that is the successor of the ENTRY_BLOCK.
485 Continue from the top after removing an empty fallthrough block.
486 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
487 of next_nonnote_insn.
489 2009-07-25 David Daney <ddaney@caviumnetworks.com>
491 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
493 2009-07-25 Martin Jambor <mjambor@suse.cz>
495 * c-common.c (c_common_attribute_table): New element for noclone.
496 (handle_noclone_attribute): New function. Forward-declare.
497 * tree-inline.c (tree_versionable_function_p): Check for noclone
499 * doc/extend.texi (Labels as Values): Document need for noclone.
500 (Function Attributes): Document noclone attribute.
502 2009-07-25 Jakub Jelinek <jakub@redhat.com>
504 PR rtl-optimization/34999
505 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
506 and dw_fde_switched_cold_to_hot fields.
507 (output_cfi_p): New function.
508 (output_call_frame_info): If fde->dw_fde_switched_sections,
509 output 2 FDEs instead of one with corrupted header.
510 (dwarf2out_do_cfi_startproc): New function.
511 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
512 and fde->dw_fde_switched_cold_to_hot.
513 (dwarf2out_switch_text_section): Compute
514 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
515 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
516 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
517 Otherwise, compute fde->dw_fde_switch_cfi.
519 2009-07-24 Cary Coutant <ccoutant@google.com>
521 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
523 2009-07-24 Cary Coutant <ccoutant@google.com>
525 * cfghooks.c (split_block): Copy discriminator to new block.
526 * tree-cfg.c (assign_discriminator): Check location of last
527 instruction in block as well as first.
529 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
531 * config/i386/linux.c: Use fputs or putc instead of fprintf
533 * config/i386/gas.h: Ditto.
534 * config/i386/x86-64.h: Ditto.
535 * config/i386/att.h: Ditto.
537 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
539 * expmed.c (emit_store_flag): Use a recursive call to optimize the
542 2009-07-24 Martin Jambor <mjambor@suse.cz>
544 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
545 (ipa_push_func_to_list_1): Declare.
546 (ipa_push_func_to_list): New function.
548 * ipa-prop.c (ipa_push_func_to_list_1): New function.
549 (ipa_init_func_list): Call ipa_push_func_to_list_1.
550 (ipa_push_func_to_list): Removed.
551 (ipa_pop_func_from_list): Clear node_enqueued flag.
553 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
555 * config/s390/s390.c (override_options): Default
556 max-unrolled-insns to 100 for z10 tuning.
558 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
560 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
561 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
562 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
563 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
564 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
565 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
566 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
568 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
570 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
571 use default set in mingw32.h header.
572 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
573 64-bit /mingw/include path.
574 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
577 2009-07-23 Neil Vachharajani <nvachhar@google.com>
579 PR rtl-optimization/40209
580 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
582 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
584 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
585 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
586 with the rest of string where appropriate. Use fputs or putc
587 instead of fprintf where appropriate.
589 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
590 Pat Haugen <pthaugen@us.ibm.com>
591 Revital Eres <ERES@il.ibm.com>
593 * config/rs6000/vector.md: New file. Move most of the vector
594 expander support here from altivec.md to allow for the VSX vector
595 unit in the future. Add support for secondary_reload patterns.
596 Rewrite the patterns for vector comparison, and vector comparison
597 predicate instructions so that the RTL expresses the desired
598 behavior, instead of using unspec.
600 * config/rs6000/constraints.md ("f" constraint): Use
601 rs6000_constraints to hold the precalculated register class.
602 ("d" constraint): Ditto.
603 ("wd" constraint): New constraint for VSX.
604 ("wf" constraint): Ditto.
605 ("ws" constraint): Ditto.
606 ("wa" constraint): Ditto.
607 ("wZ" constraint): Ditto.
608 ("j" constraint): Ditto.
610 * config/rs6000/predicates.md (vsx_register_operand): New
612 (vfloat_operand): New predicate for vector.md.
613 (vint_operand): Ditto.
614 (vlogical_operand): Ditto.
615 (easy_fp_constant): If VSX, 0.0 is an easy constant.
616 (easy_vector_constant): Add VSX support.
617 (altivec_indexed_or_indirect_operand): New predicate for
618 recognizing Altivec style memory references with AND -16.
620 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
621 for vector secondary reload support.
622 (rs6000_vector_reg_class): Delete, replacing it with
624 (rs6000_vsx_reg_class): Ditto.
625 (rs6000_constraints): New array to hold the register classes of
626 each of the register constraints that can vary at runtime.
627 (builtin_mode_to_type): New static array for builtin function type
629 (builtin_hash_table): New static hash table for builtin function
631 (TARGET_SECONDARY_RELOAD): Define target hook.
632 (TARGET_IRA_COVER_CLASSES): Ditto.
633 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
634 registers are 128 bits if VSX memory reference instructions are used.
635 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
637 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
638 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
639 Print several of the scheduling related parameters.
640 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
641 rs6000_constraints instead of rs6000_vector_reg_class. Move
642 -mdebug=reg code to rs6000_debug_reg_global. Add support for
643 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
644 Altivec. Add VSX support. Setup for secondary reload support on
645 Altivec/VSX registers.
646 (rs6000_override_options): Make power7 set the scheduling groups
647 like the power5. Add support for new debug switches to override
648 the scheduling defaults. Temporarily disable -mcpu=power7 from
649 setting -mvsx. Add support for debug switches -malways-hint,
650 -msched-groups, and -malign-branch-targets.
651 (rs6000_buitlin_conversion): Add support for returning unsigned
652 vector conversion functions to fix regressions due to stricter
654 (rs6000_builtin_mul_widen_even): Ditto.
655 (rs6000_builtin_mul_widen_odd): Ditto.
656 (rs6000_builtin_vec_perm): Ditto.
657 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
658 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
660 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
662 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
663 VSX types for bit operations. Changes to accomidate vector.md.
666 (struct builtin_description_predicates): Rewrite predicate
667 handling so that RTL describes the operation, instead of passing
668 the instruction to be used as a string argument.
669 (bdesc_altivec_preds): Ditto.
670 (altivec_expand_predicate_builtin): Ditto.
671 (altivec_expand_builtin): Ditto.
672 (rs6000_expand_ternop_builtin): Use a switch instead of an if
673 statement for vsldoi support.
674 (altivec_expand_ld_builtin): Change to use new names from vector.md.
675 (altivec_expand_st_builtin): Ditto.
676 (paired_expand_builtin): Whitespace changes.
677 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
678 builtin_mode_to_type table for secondary reload. Call
679 builtin_function_type to build random builtin functions.
680 (altivec_init_builtins): Change to use builtin_function_type to
681 create builtin function types dynamically as we need them.
682 (builtin_hash_function): New support for hashing the tree types
683 for builtin function as we need it, rather than trying to build
684 all of the trees that we need. Add initial preliminary VSX support.
685 (builtin_function_type): Ditto.
686 (builtin_function_eq): Ditto.
687 (builtin_hash_struct): Ditto.
688 (rs6000_init_builtins): Ditto.
689 (rs6000_common_init_builtins): Ditto.
690 (altivec_init_builtins): Ditto.
691 (rs6000_common_init_builtins): Ditto.
692 (enum reload_reg_type): New enum for simplifing reg classes.
693 (rs6000_reload_register_type): Simplify register classes into GPR,
694 Vector, and other registers. Altivec and VSX addresses in reload.
695 (rs6000_secondary_reload_inner): Ditto.
696 (rs6000_ira_cover_classes): New target hook, that returns the
697 appropriate cover classes, based on -mvsx being used or not.
698 (rs6000_secondary_reload_class): Add VSX support.
699 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
700 (get_vsel_insn): Ditto.
701 (rs6000_emit_vector_compare): Rewrite vector conditional support
702 so that where we can, we use RTL operators, instead of blindly use
704 (rs6000_emit_vector_select): Ditto.
705 (rs6000_emit_vector_cond_expr): Ditto.
706 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
707 (create_TOC_reference): Add -mdebug=addr support.
708 (emit_frame_save): VSX loads/stores need register indexed addressing.
710 * config/rs6000/rs6000.md: Include vector.md.
712 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
714 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
715 support for V2DI, V2DF in logical, permute, select operations.
717 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
718 switch for vsx/power7.
719 (-mvsx-scalar-memory): Ditto.
720 (-mvsx-align-128): Ditto.
721 (-mallow-movmisalign): Ditto.
722 (-mallow-df-permute): Ditto.
723 (-msched-groups): Ditto.
724 (-malways-hint): Ditto.
725 (-malign-branch-targets): Ditto.
727 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
729 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
730 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
731 (rs6000_vector_reg_class): Delete.
732 (rs6000_vsx_reg_class): Ditto.
733 (enum rs6000_reg_class_enum): New enum for the constraints that
734 vary based on target switches.
735 (rs6000_constraints): New array to hold the register class for all
736 of the register constraints that vary based on the switches used.
737 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
738 (enum rs6000_builtins): Add unsigned varients for the builtin
739 declarations returned by target hooks for expanding multiplies,
740 select, and permute operations. Add VSX builtins.
741 (enum rs6000_builtin_type_index): Add entries for VSX.
742 (V2DI_type_node): Ditto.
743 (V2DF_type_node): Ditto.
744 (unsigned_V2DI_type_node): Ditto.
745 (bool_long_type_node): Ditto.
746 (intDI_type_internal_node): Ditto.
747 (uintDI_type_internal_node): Ditto.
748 (double_type_internal_node): Ditto.
750 * config/rs6000/altivec.md (whole file): Move all expanders to
751 vector.md from altivec.md. Rename insn matching functions to be
753 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
754 (altivec_vcmp*): Ditto.
755 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
756 (VM): New iterator for moves that includes the VSX types.
757 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
758 (altivec_vperm_<mode>_uns): New, for unsigned types.
759 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
760 (altivec_eq<mode>): Ditto.
761 (altivec_gt<mode>): Ditto.
762 (altivec_gtu<mode>): Ditto.
763 (altivec_eqv4sf): Ditto.
764 (altivec_gev4sf): Ditto.
765 (altivec_gtv4sf): Ditto.
766 (altivec_vcmpbfp_p): Ditto.
768 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
770 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
773 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
776 * config/i386/i386.c (output_387_ffreep): Rewrite to use
777 ASM_SHORT instead of .word.
778 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
779 instead of .word in asm template.
781 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
784 * ira-lives.c (bb_has_abnormal_call_pred): New function.
785 (process_bb_node_lives): Use it.
787 * ira.c (setup_cover_and_important_classes): Don't setup
788 ira_important_class_nums. Add cover classes to the end of
790 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
792 (find_reg_class_closure): Use reorder_important_classes.
794 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
796 * config/i386/i386.c (i386_ira_cover_classes): New function.
797 (TARGET_IRA_COVER_CLASSES): Redefine.
799 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
800 importance of order of cover classes in the array.
802 2009-07-22 Diego Novillo <dnovillo@google.com>
804 * tree-pass.h (TDF_EH): Define.
805 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
806 contains TDF_EH, print the EH region number holding GS.
807 * tree-dump.c (dump_options): Add "eh".
808 * doc/invoke.texi: Document it.
810 2009-07-22 Doug Kwan <dougkwan@google.com>
812 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
814 2009-07-22 Michael Matz <matz@suse.de>
816 PR tree-optimization/35229
817 PR tree-optimization/39300
819 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
820 (inhibit_phi_insertion): New function.
821 (insert_into_preds_of_block): Call it for REFERENCEs.
822 (init_pre): Initialize and finalize scalar evolutions.
823 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
825 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
827 * config/i386/predicates.md (zero_extended_scalar_load_operand):
828 Use CONST_VECTOR_NUNITS to determine number of elements.
830 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
832 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
833 (U, W): Constraints are now deprecated and will be removed if we
835 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
837 ("prefetch"): Add the stcmh instruction for prefetching.
838 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
840 (s390_short_displacement): Return always true if compiling for
841 machines not providing the long displacement facility.
842 (s390_mem_constraint): Support the new constraint letter Z.
843 (s390_check_qrst_address): New function.
845 2009-07-21 DJ Delorie <dj@redhat.com>
847 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
850 2009-07-21 Jason Merrill <jason@redhat.com>
852 * c-common.c (max_tinst_depth): Increase default to 1024.
854 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
856 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
857 (vec_unpacku_float_lo_v4si): Ditto.
859 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
862 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
863 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
864 (builtin_description): Add __builtin_ia32_cvtudq2ps.
865 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
867 2009-07-21 Jakub Jelinek <jakub@redhat.com>
869 PR tree-optimization/40813
870 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
873 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
875 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
876 with a NOP_EXPR if needed.
878 2009-07-21 Paul Brook <paul@codesourcery.com>
880 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
881 Terminate debug dump with newline.
883 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
885 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
886 Cast "1" to unsigned HOST_WIDE_INT.
887 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
888 deposit length to the maximum length - lsb. Extend length if
889 HOST_BITS_PER_WIDE_INT is 32.
891 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
893 * cgraph.h (constant_pool_htab): New function.
894 (constant_descriptor_tree): Move from varasm.c.
895 * varasm.c (constant_pool_htab): New function.
896 (constant_descriptor_tree): Move to cgraph.h.
898 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
900 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
902 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
904 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
907 2009-07-20 Xinliang David Li <davidxl@google.com>
909 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
911 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
913 * config/mips/mips.md (move_type): Add arith.
914 (type): Handle arith.
915 (zero_extendsidi2): Rename this into ...
916 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
917 (zero_extendsidi2): New expander.
918 (*zero_extendsidi2_dext): New pattern.
920 2009-07-20 Nick Clifton <nickc@redhat.com>
922 * config.gcc (mips64-*-*): Add definition of tm_defines in order
923 to set MIPS_ABI_DEFAULT.
924 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
926 2009-07-20 Jakub Jelinek <jakub@redhat.com>
928 * tree-object-size.c (addr_object_size): Handle unions with
929 array in it as last field of structs in __bos (, 1) as __bos (, 0).
931 PR tree-optimization/40792
932 * tree.c (build_function_type_skip_args): Remove bogus assert.
934 2009-07-20 Jan Hubicka <jh@suse.cz>
935 Martin Jambor <mjambor@suse.cz>
937 * cgraph.h (combined_args_to_skip): New field.
938 * cgraph.c (cgraph_create_virtual_clone): Properly handle
939 combined_args_to_skip and args_to_skip.
940 * tree-inline.c (update_clone_info): New function.
941 (tree_function_versioning): Call update_clone_info.
942 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
944 (cgraph_materialize_all_clones): More extensive dumping, working
945 with combined_args_to_skip rather than args_to_skip.
947 2009-07-20 Ira Rosen <irar@il.ibm.com>
949 * tree-vectorizer.h (vectorizable_condition): Add parameters.
950 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
951 (get_initial_def_for_reduction): Likewise.
952 (vectorizable_reduction): Skip the check of first operand in case
953 of COND_EXPR. Add check that it is outer loop vectorization if
954 nested cycle was detected. Call vectorizable_condition() for
955 COND_EXPR. If reduction epilogue cannot be created do not fail for
956 nested cycles (if it is not double reduction). Assert that there
957 is only one type in the loop in case of COND_EXPR. Call
958 vectorizable_condition() to vectorize COND_EXPR.
959 * tree-vect-stmts.c (vectorizable_condition): Update comment.
960 Add parameters. Allow nested cycles if called from
961 vectorizable_reduction(). Use reduction vector variable if provided.
962 (vect_analyze_stmt): Call vectorizable_reduction() before
963 vectorizable_condition().
964 (vect_transform_stmt): Update call to vectorizable_condition().
966 2009-07-20 Christian Bruel <christian.bruel@st.com>
968 * config/sh/sh.opt (-mfmovd): Resurrect and document.
969 * doc/invoke.texi (-mfmovd): Likewise.
970 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
972 2009-07-20 Jan Hubicka <jh@suse.cz>
974 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
975 when handling SSA name.
977 2009-07-19 Jan Hubicka <jh@suse.cz>
979 PR tree-optimization/40676
980 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
981 virtual PHIs in empty BBs.
983 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
985 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
986 re-expanded the compound use gen_lowpart instead to convert to the
989 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
991 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
992 OUTER_CONST arguments.
993 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
994 the new wider mode will be masked off.
995 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
997 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
999 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
1000 high-order bits are zero.
1002 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1004 * combine.c (simplify_shift_const_1): Split code to determine
1006 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
1007 new bits shifted in are identical to the old sign bit.
1009 2009-07-18 Richard Guenther <rguenther@suse.de>
1012 * gimplify.c (gimplify_call_expr): Reject code using results from
1013 functions returning void.
1015 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1017 * doc/md.texi: Document the new PowerPC "es" constraint.
1018 Document that "m" can include automodified addresses on this target,
1019 and explain how %U must be used. Extend the "Q" and "Z" documentation
1020 to suggest "es" as well as "m".
1021 * config/rs6000/constraints.md (es): New memory constraint.
1022 (Q, Z): Update strings to match new documentation.
1024 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1026 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
1027 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
1028 * config/rs6000/predicates.md (volatile_mem_operand): Use
1029 offsettable_nonstrict_memref_p.
1030 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
1031 (*floatunssidf2_internal): Likewise.
1032 (*fix_truncdfsi2_internal): Likewise.
1033 (*fix_trunctfsi2_internal): Likewise.
1035 2009-07-17 Anatoly Sokolov <aesok@post.ru>
1037 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
1039 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1041 2009-07-17 Richard Guenther <rguenther@suse.de>
1044 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
1045 (pass_warn_unused_result): Likewise.
1046 (TODO_set_props): Remove.
1047 * omp-low.c (diagnose_omp_structured_block_errors): Change to
1049 (pass_diagnose_omp_blocks): Define.
1050 * c-decl.c (pop_file_scope): Do not finalize the CU here.
1051 (c_gimple_diagnostics_recursively): Remove.
1052 (finish_function): Do not call it.
1053 (c_write_global_declarations): Continue after errors.
1054 Finalize the CU here.
1055 * c-gimplify.c (c_genericize): Do not gimplify here.
1056 * c-common.c (c_warn_unused_result): Move ...
1057 * tree-cfg.c (do_warn_unused_result): ... here.
1058 (run_warn_unused_result): New function.
1059 (gate_warn_unused_result): New function.
1060 (pass_warn_unused_result): New pass.
1061 * c-common.h (c_warn_unused_result): Remove.
1062 * flags.h (flag_warn_unused_result): Declare.
1063 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
1064 * opts.c (flag_warn_unused_result): Initialize to false.
1065 * toplev.c (compile_file): Add comment.
1066 * omp-low.c (create_omp_child_function): Do not register
1067 the function with the frontend.
1068 (diagnose_omp_structured_block_errors): Prepare to be
1069 called as optimization pass.
1070 (gate_diagnose_omp_blocks): New function.
1071 (pass_diagnose_omp_blocks): New pass.
1072 * cgraph.h (cgraph_optimize): Remove.
1073 (cgraph_analyze_function): Likewise.
1074 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
1075 * cgraphunit.c (cgraph_lower_function): Lower nested functions
1076 before their parents here.
1077 (cgraph_finalize_function): Not here.
1078 (cgraph_analyze_function): Gimplify functions here.
1079 (cgraph_finalize_compilation_unit): Continue after errors.
1080 Optimize the callgraph from here.
1081 (cgraph_optimize): Make static.
1082 * langhooks.c (write_global_declarations): Finalize the CU.
1083 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
1084 (gimplify_function_tree): Assert we gimplify only once.
1085 Set PROP_gimple_any property.
1086 * tree-nested.c (gimplify_all_functions): New function.
1087 (lower_nested_functions): Gimplify all nested functions.
1088 * gimple.h (diagnose_omp_structured_block_errors): Remove.
1089 * passes.c (init_optimization_passes): Add pass_warn_unused_result
1090 and pass_diagnose_omp_blocks after gimplification. Do not
1091 set TODO_set_props on all_lowering_passes.
1092 (execute_one_pass): Do not handle TODO_set_props.
1093 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
1094 (gimplify.o): Add tree-pass.h dependency.
1095 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
1096 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
1097 (unsave_r): Likewise.
1098 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
1101 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
1103 * doc/service.texi (Service): Restore previously removed link,
1104 which isn't broken after all.
1106 2009-07-17 Richard Guenther <rguenther@suse.de>
1108 PR tree-optimization/40321
1109 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
1110 PHI nodes to the maximal set.
1111 (make_values_for_phi): Add PHI arguments to the maximal set.
1112 (execute_pre): Dump PHI_GEN and the maximal set.
1114 2009-07-17 Jakub Jelinek <jakub@redhat.com>
1117 * gimplify.c (gimplify_conversion): Don't change non-conversions into
1120 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
1122 * doc/extend.texi (Nested Functions): Replace broken link with
1124 * doc/service.texi (Service): Remove broken link.
1126 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
1129 * builtins.c (expand_builtin_memcmp): Use loc instead of
1130 EXPR_LOCATION (exp).
1131 (expand_builtin_strncmp): Likewise.
1133 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
1134 Manuel López-Ibáñez <manu@gcc.gnu.org>
1137 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
1138 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
1139 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
1140 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
1141 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
1142 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
1143 tree-inline.c, c-common.c, c-common.h, gimple.c,
1144 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
1145 convert.c: Add location argument to fold_{unary,binary,ternary},
1146 fold_build[123], build_call_expr, build_size_arg,
1147 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
1148 fold_build1_initializer, fold_build2_initializer,
1149 fold_build3_initializer, fold_build_call_array,
1150 fold_build_call_array_initializer, fold_single_bit_test,
1151 omit_one_operand, omit_two_operands, invert_truthvalue,
1152 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
1153 combine_comparisons, fold_builtin_*, fold_call_expr,
1154 build_range_check, maybe_fold_offset_to_address, round_up,
1157 2009-07-16 Jason Merrill <jason@redhat.com>
1160 * c-common.c (c_common_reswords): Add __is_standard_layout
1162 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
1163 * doc/implement-cxx.texi: New.
1164 * doc/gcc.texi: Include it.
1166 2009-07-16 DJ Delorie <dj@redhat.com>
1168 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
1169 compares that may be indirectly affected by previous instructions.
1171 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1173 * builtins.c (do_mpc_arg2): New.
1174 (fold_builtin_2): Fold builtin cpow.
1175 * real.h (HAVE_mpc_pow): New.
1177 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
1179 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
1180 comparison to skip unprofitable schedule
1182 2009-07-16 Simon Baldwin <simonb@google.com>
1184 * gcc.c (option_map): New flag -no-canonical-prefixes.
1185 * (display_help): Print help text for new flag.
1186 * (process_command): Move options translation and language specifics
1187 and handle new flag early. Use it to set a function pointer to a
1188 prefix builder. Replace make_relative_prefix calls with calls to
1189 the function pointed to. Ignore new flag in regular options handling.
1190 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
1192 2009-07-15 DJ Delorie <dj@redhat.com>
1194 * config/mep/mep.md (sibcall_internal): Change register to avoid
1196 (sibcall_value_internal): Likewise.
1198 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
1200 PR rtl-optimization/40710
1201 * resource.c (mark_target_live_regs): Reset DF problem to LR.
1203 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
1205 * config/mips/mips.md (*extenddi_truncate<mode>,
1206 *extendsi_truncate<mode>): Change type attribute to move_type
1207 with shift_shift. Split out code handling exts from here ...
1208 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
1210 (*extendhi_truncateqi): Change type attribute to move_type with
1211 shift_shift. Split out code handling exts from here ...
1212 (*extendhi_truncateqi_exts): ... to this new pattern.
1214 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
1216 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
1217 instead of "and" with inverted sign bit mask value. Use
1218 "nonimmediate_operand" for operand 1 and operand 2 predicate.
1219 Allocate registers only for operand 4 and operand 5.
1221 2009-07-15 Jakub Jelinek <jakub@redhat.com>
1224 * fold-const.c (fold_cond_expr_with_comparison): When folding
1225 < and <= to MIN, make sure the MIN uses the same type as the
1226 comparison's operands.
1228 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
1230 * arm.md (ior_xor): New code iterator.
1231 (split for ior/xor with shift and zero-extend): New split pattern.
1232 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
1234 2009-07-15 Richard Guenther <rguenther@suse.de>
1236 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
1239 2009-07-15 Richard Guenther <rguenther@suse.de>
1242 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
1244 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1246 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
1247 handle 2.6.30 kernel.
1249 2009-07-15 DJ Delorie <dj@redhat.com>
1251 * config/mep/mep.md (sibcall_internal): Change register to allow
1252 for 24-bit addresses.
1253 (sibcall_value_internal): Likewise.
1255 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
1257 * doc/invoke.texi: Added descriptions of the scheduling heuristics
1258 that are enabled/disabled by the flags introduced by a previous patch.
1260 2009-07-14 DJ Delorie <dj@redhat.com>
1262 * config/mep/mep.md (sibcall_internal): Include non-toggling
1264 (sibcall_value_internal): Likewise.
1266 2009-07-14 Taras Glek <tglek@mozilla.com>
1267 Rafael Espindola <espindola@google.com>
1269 * doc/sourcebuild.texi: Document install-plugin target.
1270 * configure.ac: Added install-plugin target to language makefiles.
1271 * configure: Regenerate.
1272 * Makefile.in: (install-plugin): Install more headers,
1273 depend on lang.install-plugin.
1275 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1277 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
1280 2009-07-14 DJ Delorie <dj@redhat.com>
1282 * config/mep/mep.c (mep_vliw_jmp_match): New function.
1283 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
1284 * config/mep/mep.md (sibcall_internal): Change test from
1285 mep_vliw_mode_match to mep_vliw_jmp_match.
1286 (sibcall_value_internal): Likewise.
1288 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
1290 * config/i386/sse.md (copysign<mode>3): New expander.
1291 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
1292 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
1293 Use ix86_build_const_vector.
1294 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
1295 IX86_BUILTIN_CPYSGNPD.
1296 (builtin_description): Add __builtin_ia32_copysignps and
1297 __builtin_ia32_copysignpd.
1298 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
1299 and BUILT_IN_COPYSIGNF.
1301 2009-07-13 Jason Merrill <jason@redhat.com>
1303 * builtins.c (can_trust_pointer_alignment): New fn.
1304 (get_pointer_alignment): Factor it out from here.
1305 * tree.h: Declare it.
1307 2009-07-14 David Edelsohn <edelsohn@gnu.org>
1309 * config/rs6000/predicates.md (offsettable_mem_operand): Test
1312 2009-07-14 Dodji Seketeli <dodji@redhat.com>
1316 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
1318 2009-07-14 Richard Guenther <rguenther@suse.de>
1319 Andrey Belevantsev <abel@ispras.ru>
1322 * cfgexpand.c (partition_stack_vars): Do not bother to update
1323 alias information when not optimizing.
1325 2009-07-14 Richard Guenther <rguenther@suse.de>
1326 Andrey Belevantsev <abel@ispras.ru>
1328 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
1329 (pt_solution_set): Likewise.
1330 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
1331 * tree-ssa-structalias.c (pt_solution_set): New function.
1332 * final.c (rest_of_clean_state): Free SSA data structures.
1333 * print-rtl.c (print_decl_name): Remove.
1334 (print_mem_expr): Implement in terms of print_generic_expr.
1335 * alias.c (ao_ref_from_mem): New function.
1336 (rtx_refs_may_alias_p): Likewise.
1337 (true_dependence): Query alias-export info.
1338 (canon_true_dependence): Likewise.
1339 (write_dependence_p): Likewise.
1340 * tree-dfa.c (get_ref_base_and_extent): For void types leave
1342 * emit-rtl.c (component_ref_for_mem_expr): Remove.
1343 (mem_expr_equal_p): Use operand_equal_p.
1344 (set_mem_attributes_minus_bitpos): Do not use
1345 component_ref_for_mem_expr.
1346 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
1347 (update_alias_info_with_stack_vars): Likewise.
1348 (partition_stack_vars): Call update_alias_info_with_stack_vars.
1349 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
1350 explicitly nor clear stmt operands.
1351 Free the decl-to-pointer map.
1352 * tree-optimize.c (execute_free_datastructures): Do not free
1353 SSA data structures here.
1354 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
1355 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
1356 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
1358 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
1360 2009-07-13 DJ Delorie <dj@redhat.com>
1362 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
1363 unrolling at the right iteration count.
1365 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
1368 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
1370 * haifa-sched.c (rank_for_schedule): Introduced flags to
1371 enable/disable individual scheduling heuristics.
1372 * common.opt: Introduced flags to enable/disable individual
1373 heuristics in the scheduler.
1374 * doc/invoke.texi: Introduced flags to enable/disable individual
1375 heuristics in the scheduler.
1377 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
1379 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
1380 config/i386/mingw-tls.c.
1381 * config/i386/mingw-tls.c: Removed.
1383 2009-07-13 Ira Rosen <irar@il.ibm.com>
1385 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
1386 checks access only relevant statements.
1387 (vectorizable_reduction): Likewise.
1389 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
1391 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
1392 just for 32-bit case.
1394 2009-07-12 Jan Hubicka <jh@suse.cz>
1396 PR tree-optimization/40585
1397 * except.c (expand_resx_expr): When there already is resume
1398 instruction, produce linked list.
1399 (build_post_landing_pads): Assert that resume is empty.
1400 (connect_post_landing_pads): Handle resume lists.
1401 (dump_eh_tree): Dump resume list.
1403 2009-07-12 Ira Rosen <irar@il.ibm.com>
1405 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1406 with additional argument.
1407 * tree-vectorizer.h (enum vect_def_type): Add
1408 vect_double_reduction_def.
1409 (vect_is_simple_reduction): Add argument.
1410 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
1412 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
1413 vect_is_simple_reduction with additional argument.
1414 (vect_analyze_loop_operations): Handle exit phi nodes in case of
1416 (reduction_code_for_scalar_code): Handle additional codes by
1417 returning ERROR_MARK for them. Fix comment and indentation.
1418 (vect_is_simple_reduction): Fix comment, add argument to specify
1419 double reduction. Detect double reduction.
1420 (get_initial_def_for_induction): Fix indentation.
1421 (get_initial_def_for_reduction): Fix comment and indentation.
1422 Handle double reduction. Create initial definitions that do not
1423 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
1424 (vect_create_epilog_for_reduction): Fix comment, add argument to
1425 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
1426 epilogue result extraction. Create double reduction phi node and
1427 replace relevant uses.
1428 (vectorizable_reduction): Call vect_is_simple_reduction with
1429 additional argument. Fix indentation. Update epilogue code treatment
1430 according to the changes in reduction_code_for_scalar_code. Check
1431 for double reduction. Call vect_create_epilog_for_reduction with
1432 additional argument.
1433 * tree-vect-stmts.c (process_use): Handle double reduction, update
1435 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
1436 (vect_get_vec_def_for_operand): Likewise.
1438 2009-07-12 Danny Smith <dansmister@gmail.com>
1440 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
1441 dllexport if !TREE_PUBLIC.
1442 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
1444 2009-07-11 Anatoly Sokolov <aesok@post.ru>
1446 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
1447 (avr_extra_arch_macro) Remove declatation.
1448 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
1449 (avr_extra_arch_macro) Declare as static.
1450 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1452 2009-07-11 Jan Hubicka <jh@suse.cz>
1455 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1457 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1460 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1461 cold_in_std_section bits.
1462 (dwarf2out_begin_prologue): Initialize them.
1463 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1464 if already covered by text_section or cold_text_section range.
1466 PR rtl-optimization/40667
1467 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1468 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1469 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1470 * config/i386/i386.c (ix86_minimum_alignment): New function.
1471 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1472 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1473 * emit-rtl.c (gen_reg_rtx): Likewise.
1474 * function.c (assign_parms): Likewise. If nominal_type needs
1475 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1476 rather than passed_type's alignment.
1479 * function.c (assign_parm_setup_stack): Adjust
1480 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1481 from nominal_mode on big endian.
1483 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1485 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1487 2009-07-10 DJ Delorie <dj@redhat.com>
1489 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1491 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1493 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1495 (thumb2_cbnz): Likewise.
1497 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1500 * config.gcc (supported_defaults): Add synci.
1501 (with_synci): Add validation.
1502 (all_defaults): Add synci.
1503 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1506 * config/mips/mips.opt (msynci): New option.
1507 * config/mips/mips.c (mips_override_options): Warn on use of
1508 -msynci for targets that do now support it.
1509 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1511 * gcc/doc/invoke.texi (-msynci): Document the new option.
1512 * doc/install.texi (--with-synci): Document the new option.
1514 2009-07-10 Richard Guenther <rguenther@suse.de>
1516 PR tree-optimization/40496
1517 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1518 the PHI result with a compatible type.
1520 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1524 * c.opt (Wunused-result): New.
1525 * doc/invoke.texi: Document it.
1526 * c-common.c (c_warn_unused_result): Use it.
1528 2009-07-09 DJ Delorie <dj@redhat.com>
1530 * targhooks.c (default_target_can_inline_p): Rename from
1531 default_target_option_can_inline_p.
1532 * targhooks.h (default_target_can_inline_p): Likewise.
1533 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1534 TARGET_OPTION_CAN_INLINE_P.
1535 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1536 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1537 (mep_target_can_inline_p): Rename from
1538 mep_target_option_can_inline_p.
1541 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1542 registers used to pass vectors.
1544 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1546 2009-07-09 Tom Tromey <tromey@redhat.com>
1548 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1549 * config/mmix/mmix.c: Include dwarf2.h.
1550 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1551 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1552 * config/sh/sh.c: Include dwarf2.h.
1553 * config/i386/i386.c: Include dwarf2.h.
1554 * Makefile.in (DWARF2_H): Remove 'elf'.
1555 * except.c: Include dwarf2.h.
1556 * unwind-dw2.c: Include dwarf2.h.
1557 * dwarf2out.c: Include dwarf2.h.
1558 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1559 * unwind-dw2-fde.c: Include dwarf2.h.
1560 * dwarf2asm.c: Include dwarf2.h.
1562 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1564 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1565 (max_issue): Use it.
1566 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1568 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1569 (region_sched_info): Update.
1570 * sched-ebb.c (ebb_sched_info): Update.
1571 * modulo-sched.c (sms_sched_info): Update.
1572 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1574 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1576 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1578 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1580 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1582 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1585 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1586 arg1 with arg01 if arg1 is already INTEGER_CST.
1588 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1590 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1591 Transform (and (truncate)) into (truncate (and)).
1593 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1595 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1596 creating LHS paradoxical subregs. Fix surrounding returns to
1597 use NULL_RTX rather than 0.
1599 2009-07-08 DJ Delorie <dj@redhat.com>
1601 * config/mep/mep.c: (mep_option_can_inline_p): New.
1602 (TARGET_OPTION_CAN_INLINE_P): Define.
1604 2009-07-08 Mark Wielaard <mjw@redhat.com>
1607 * dwarf2out.c (add_data_member_location_attribute): When we have
1608 only a constant offset don't emit a new location description using
1609 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1612 2009-07-08 Richard Henderson <rth@redhat.com>
1615 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1616 (enum reg_class): Add CLOBBERED_REGS.
1617 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1618 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1619 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1620 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1621 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1622 force 64-bit sibcalls into R11.
1623 * config/i386/constraints.md (U): New constraint.
1624 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1625 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1626 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1628 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1630 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1632 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1633 * ebitmap.h (dump_ebitmap): Ditto.
1634 * optabs.h (optab_libfunc): Ditto.
1635 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1636 * tree-flow.h (vect_can_force_dr_alignment_p,
1637 get_vectype_for_scalar_type): Ditto.
1638 (vectorize_loops): Move prototype to ...
1639 * tree-vectorizer.h: ... here. Also, adjust comment.
1640 (vect_set_verbosity_level): Remove duplicate prototype.
1641 * tree-ssa-loop.c: Include tree-vectorizer.h.
1642 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1644 2009-07-08 Nick Clifton <nickc@redhat.com>
1646 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1649 2009-07-08 DJ Delorie <dj@redhat.com>
1651 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1652 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1653 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1655 * config/mep/intrinsics.md: Regenerated.
1656 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1657 registers when asm() or calls are detected.
1659 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1662 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1664 * gimple (gimple_build_call_from_tree): Likewise.
1665 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1666 no_warning flag before warning.
1668 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1670 * tree.c (set_expr_locus): Remove.
1671 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1672 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1674 * gimplify.c (internal_get_tmp_var): Likewise.
1675 (gimplify_call_expr): Likewise.
1676 (gimplify_one_sizepos): Likewise.
1678 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1681 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1682 to variables for debugging purposes.
1684 2009-06-23 Mark Loeser <mark@halcy0n.com>
1687 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1689 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1691 * pretty-print.c (pp_base_format): Remove %J.
1692 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1693 gcc_cxxdiag_char_table): Likewise.
1694 (init_dynamic_diag_info): Likewise.
1696 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1698 * pretty-print.c (pp_base_format): Remove %H.
1699 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1700 gcc_cxxdiag_char_table): Likewise.
1701 (init_dynamic_diag_info): Likewise.
1702 * config/mep/mep.c (mep_select_section): Likewise.
1704 2009-07-07 Duncan Sands <baldrick@free.fr>
1706 * final.c (pass_clean_state): Give the pass a name.
1707 * passes.c (pass_rest_of_compilation): Likewise.
1708 * tree-optimize.c (pass_all_optimizations): Likewise.
1710 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1712 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1713 an extra 'decl' for error_at.
1715 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1718 * tree-tailcall.c (adjust_return_value_with_ops,
1719 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1720 if it has complex or vector type.
1722 2009-07-07 Olivier Hainque <hainque@adacore.com>
1724 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1727 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1729 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1731 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1733 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1734 * c-decl.c: Likewise.
1735 * function.c: Likewise.
1736 * varasm.c: Likewise.
1737 * tree-ssa.c: Likewise.
1738 * c-common.c: Likewise.
1739 * tree-cfg.c: Likewise.
1740 * config/spu/spu.c: Likewise.
1741 * config/ia64/ia64.c: Likewise.
1742 * config/v850/v850.c: Likewise.
1744 2009-07-06 DJ Delorie <dj@redhat.com>
1746 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1747 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1748 unspecified accesses to control registers.
1749 * config/mep/intrinsics.md: Regenerate.
1750 * config/mep/intrinsics.h: Regenerate.
1751 * config/mep/mep-intrin.h: Regenerate.
1753 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1755 * c-lex.c: Replace %H by an explicit location. Update all calls.
1756 * c-common.c: Likewise.
1757 * c-decl.c: Likewise.
1758 * c-typeck.c: Likewise.
1759 * fold-const.c: Likewise.
1760 * gimplify.c: Likewise.
1762 * tree-cfg.c: Likewise.
1763 * tree-ssa-loop-niter.c: Likewise.
1764 * tree-vrp.c: Likewise.
1765 * value-prof.c: Likewise.
1767 2009-07-06 Diego Novillo <dnovillo@google.com>
1769 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1770 if it has one. Handle cases where VAR does not have an
1771 annotation or cfun is NULL.
1773 2009-07-06 Diego Novillo <dnovillo@google.com>
1775 * tree.c: Include debug.h.
1776 (initialize_tree_contains_struct): New.
1777 (init_ttree): Call it.
1778 (tree_node_structure_for_code): Factor out of ...
1779 (tree_node_structure): ... here.
1780 * treestruct.def (TS_PHI_NODE): Remove.
1781 (TS_GIMPLE_STATEMENT): Remove.
1783 2009-07-06 Diego Novillo <dnovillo@google.com>
1785 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1786 (debug_tree_chain): Handle cycles.
1788 2009-07-06 Nick Clifton <nickc@redhat.com>
1789 DJ Delorie <dj@redhat.com>
1791 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1792 __FMOVD_ENABLED__ is defined.
1794 (TARGET_FMOVD): Provide a default definition.
1795 (MASK_FMOVD): Likewise.
1796 (TARGET_CPU_CPP_BUILTINS): Define
1797 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1798 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1799 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1800 (split for DF load from memory into register): Also handle
1801 MEMs which consist of REG+DISP addressing.
1802 (split for DF store from register to memory): Likewise.
1803 (movsf_ie): Always use single fp_mode.
1804 * config/sh/sh.c (sh_override_options): Do not automatically
1805 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1806 that to the -mfmovd command line switch.
1807 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1808 (fldi_ok): Always allow.
1809 * config/sh/sh.opt (mfmovd): Remove this switch.
1810 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1812 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1813 Kaz Kojima <kkojima@gcc.gnu.org>
1815 PR rtl-optimization/30807
1816 * postreload.c (reload_combine): For every new use of REG_SUM,
1817 record the use of BASE.
1819 2009-07-06 Jan Hubicka <jh@suse.cz>
1821 * params.def: Revert my accidental commit at 2009-06-30.
1823 2009-07-04 Ian Lance Taylor <iant@google.com>
1826 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1828 (mingw_format_attribute_overrides): Likewise.
1830 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1833 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1834 don't check cfa.reg. Instead of cfa.indirect use
1835 fde && fde->drap_reg != INVALID_REGNUM test.
1837 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1839 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1841 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1844 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1846 2009-07-03 Richard Guenther <rguenther@suse.de>
1848 PR tree-optimization/40640
1849 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1852 2009-07-03 Jan Hubicka <jh@suse.cz>
1854 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1855 for size, reduce amount of inlining.
1857 2009-07-03 Richard Guenther <rguenther@suse.de>
1860 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1861 if t +- x is known to not overflow and the conversion widens the
1863 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1865 2009-07-03 Jan Hubicka <jh@suse.cz>
1867 * ipa-pure-const.c (analyze): Update loop optimizer init.
1868 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1869 try_remove_empty_loop, remove_empty_loops): Remove.
1870 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1871 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1872 to mark regular loops as neccesary.
1873 (degenerate_phi_p): New function.
1874 (propagate_necessity, remove_dead_phis): Use it.
1875 (forward_edge_to_pdom): Likewise.
1876 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1877 virtual PHI nodes that became unreachable.
1878 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1879 * tree-flow.h (remove_empty_loops): Remove.
1880 * passes.c (init_optimization_passes): Remove.
1882 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1884 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1885 can_create_pseudo_p.
1886 (*fix_trunc<mode>_i387_1): Ditto.
1887 (*floathi<mode>2_1): Ditto.
1888 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1889 (*fistdi2_1): Ditto.
1890 (*fist<mode>2_1): Ditto.
1891 (frndintxf2_floor): Ditto.
1892 (*fist<mode>2_floor_1): Ditto.
1893 (frndintxf2_ceil): Ditto.
1894 (*fist<mode>2_ceil_1): Ditto.
1895 (frndintxf2_trunc): Ditto.
1896 (frndintxf2_mask_pm): Ditto.
1897 (fxam<mode>2_i387_with_temp): Ditto.
1898 * config/i386/sse.md (mulv16qi3): Ditto.
1899 (*sse2_mulv4si3): Ditto.
1901 (sse4_2_pcmpestr): Ditto.
1902 (sse4_2_pcmpistr): Ditto.
1904 2009-07-03 Jan Hubicka <jh@suse.cz>
1906 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1907 (mark_stmt_necessary): Set it.
1908 (mark_operand_necessary): Set it.
1909 (mark_control_dependent_edges_necessary): Set it.
1910 (mark_virtual_phi_result_for_renaming): New function.
1911 (get_live_post_dom): New function.
1912 (forward_edge_to_pdom): New function.
1913 (remove_dead_stmt): Fix handling of control dependences.
1914 (tree_dce_init): Init new bitmap.
1915 (tree_dce_done): Free it.
1917 2009-07-02 Richard Guenther <rguenther@suse.de>
1920 * tree-ssa-structalias.c (new_var_info): Initialize
1923 2009-07-02 Jan Hubicka <jh@suse.cz>
1925 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1928 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1930 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1931 instead of recomputing it. Adjust calls.
1932 (emit_store_flag): Adjust recursive calls.
1934 2009-07-02 Richard Guenther <rguenther@suse.de>
1936 * tree-ssa-live.c (remove_unused_locals): Do not remove
1938 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1939 of DECL_EXTERNAL for HEAP variables.
1940 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1941 HEAP variables. Do not adjust RESTRICT vars.
1942 (find_what_var_points_to): Nobody cares if something
1945 2009-07-02 Ben Elliston <bje@au.ibm.com>
1947 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1948 pc_low and pc_high declarations to the top of the function.
1950 2009-07-01 DJ Delorie <dj@redhat.com>
1952 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1954 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1955 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1956 unspecified accesses to control registers.
1957 * config/mep/intrinsics.md: Regenerate.
1958 * config/mep/intrinsics.h: Regenerate.
1959 * config/mep/mep-intrin.h: Regenerate.
1961 2009-07-01 Anthony Green <green@moxielogic.com>
1963 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1964 instruction when possible.
1965 (moxie_expand_prologue): Ditto. Also, save an instruction and
1966 some complexity by popping off of $r12 instead of $sp.
1967 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1970 2009-07-01 Richard Henderson <rth@redhat.com>
1973 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1974 contained no insns, reposition note before last insn.
1976 2009-07-01 Richard Henderson <rth@redhat.com>
1979 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1980 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1982 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1985 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1986 darwin9 for printing reg addresses with %y.
1988 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1990 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1991 truncation from operands in binary operations.
1993 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1996 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1997 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1998 subreg of op0 to the original op0.
2000 * expmed.c (store_bit_field_1): Use a temporary as the destination
2001 instead of a paradoxical subreg when we need to truncate the result.
2003 2009-07-01 DJ Delorie <dj@redhat.com>
2005 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
2006 names to VLIW variants.
2007 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
2008 * config/mep/intrinsics.md: Regenerate.
2009 * config/mep/intrinsics.h: Regenerate.
2010 * config/mep/mep-intrin.h: Regenerate.
2012 2009-07-01 Jakub Jelinek <jakub@redhat.com>
2015 * jump.c (returnjump_p): Revert last patch.
2016 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
2018 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2021 * pa.md (casesi32p): Use jump table label to determine the offset
2023 (casesi64p): Likewise.
2025 * pa.c (forward_branch_p): Return bool type. Use instruction
2026 addresses when available. Assert that INSN has a jump label.
2027 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
2030 2009-07-01 Richard Guenther <rguenther@suse.de>
2032 PR tree-optimization/19831
2033 * tree-ssa-dce.c (propagate_necessity): Calls to functions
2034 that only act as barriers do not make any previous stores necessary.
2035 * tree-ssa-structalias.c (handle_lhs_call): Delay making
2036 HEAP variables global, do not add a constraint from nonlocal.
2037 (find_func_aliases): Handle escapes through return statements.
2038 (compute_points_to_sets): Make escaped HEAP variables global.
2040 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2043 * expmed.c (emit_store_flag): Perform a conversion if necessary,
2044 after reducing a DImode cstore to SImode.
2046 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2048 * expr.c (expand_expr_real_1): Reinstate fallthrough to
2049 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
2051 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
2053 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
2054 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
2056 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
2057 and umod_optab if TARGET_BSD_DIVMOD.
2058 * config/vax/lib1funcs.asm: New file.
2059 * config/vax/t-linux: New file.
2060 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
2062 2009-06-30 Jakub Jelinek <jakub@redhat.com>
2065 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
2066 to type arguments that have void type.
2069 * dwarf2out.c (gen_formal_parameter_die): Call
2070 equate_decl_number_to_die if node is different from origin.
2072 2009-06-30 Anthony Green <green@moxielogic.com>
2074 Clean up moxie port for --enable-build-with-cxx.
2075 * config/moxie/moxie.c (moxie_function_value): First two
2076 parameters are const_tree, not tree.
2077 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
2078 (REG_CLASS_NAMES): Ditto.
2079 (REGNO_REG_CLASS): Ditto.
2080 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
2081 (moxie_function_value): Fix constyness of arguments.
2083 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
2085 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
2086 finalize_size_functions before further processing.
2087 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
2088 (variable_size): Call self_referential_size on size expressions
2089 that contain a PLACEHOLDER_EXPR.
2090 (size_functions): New static variable.
2091 (copy_self_referential_tree_r): New static function.
2092 (self_referential_size): Likewise.
2093 (finalize_size_functions): New global function.
2094 * tree.c: Include tree-inline.h.
2095 (push_without_duplicates): New static function.
2096 (find_placeholder_in_expr): New global function.
2097 (substitute_in_expr) <tcc_declaration>: Return the replacement object
2099 <tcc_expression>: Likewise.
2100 <tcc_vl_exp>: If the replacement object is a constant, try to inline
2101 the call in the expression.
2102 * tree.h (finalize_size_functions): Declare.
2103 (find_placeholder_in_expr): Likewise.
2104 (FIND_PLACEHOLDER_IN_EXPR): New macro.
2105 (substitute_placeholder_in_expr): Update comment.
2106 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
2108 (copy_tree_body_r): Likewise.
2109 (copy_tree_body): New static function.
2110 (maybe_inline_call_in_expr): New global function.
2111 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
2112 (maybe_inline_call_in_expr): Declare.
2113 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
2114 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
2117 2009-06-30 Richard Guenther <rguenther@suse.de>
2119 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
2121 (propagate_necessity): Do not mark reaching defs of stores
2124 2009-06-30 Jan Hubicka <jh@suse.cz>
2126 * cfgloopanal.c (check_irred): Move into ...
2127 (mark_irreducible_loops): ... here; return true if ireducible
2129 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
2130 (analyze_function): Try to prove loop finiteness.
2131 * cfgloop.h (mark_irreducible_loops): Update prototype.
2132 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
2134 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
2136 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
2138 2009-06-30 Ira Rosen <irar@il.ibm.com>
2140 PR tree-optimization/40542
2141 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
2144 2009-06-30 Martin Jambor <mjambor@suse.cz>
2146 PR tree-optimization/40582
2147 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
2148 than useless_type_conversion_p.
2149 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
2152 2009-06-30 Martin Jambor <mjambor@suse.cz>
2155 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
2157 2009-06-30 Richard Guenther <rguenther@suse.de>
2159 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
2160 use ao_ref references.
2161 (walk_aliased_vdefs): Likewise.
2162 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
2163 * tree-ssa-dce.c (struct ref_data): Remove.
2164 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
2165 (mark_aliased_reaching_defs_necessary): Adjust.
2166 (mark_all_reaching_defs_necessary_1): Likewise.
2168 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
2171 * expmed.c (emit_cstore): New name of emit_store_flag_1.
2172 (emit_store_flag_1): Extract from emit_store_flag, adjust
2173 calls to (what now is) emit_cstore.
2174 (emit_store_flag): Call emit_store_flag_1 and also use it
2175 for what used to be recursive calls.
2177 2009-06-30 Wei Guozhi <carrot@google.com>
2180 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
2181 if the target bb post dominates from bb.
2182 * config/i386/i386.c (memory_address_length): Check existence of base
2183 register before using it.
2185 2009-06-30 Nick Clifton <nickc@redhat.com>
2186 DJ Delorie <dj@redhat.com>
2188 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2189 __FMOVD_ENABLED__ is defined.
2191 (TARGET_FMOVD): Provide a default definition.
2192 (MASK_FMOVD): Likewise.
2193 (TARGET_CPU_CPP_BUILTINS): Define
2194 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2195 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2196 two fmov instructions depending upon whether TARGET_FMOVD is
2198 (split for DF load from memory into register): Also handle
2199 MEMs which consist of REG+DISP addressing.
2200 (split for DF store from register to memory): Likewise.
2201 * config/sh/sh.opt (mfmovd): Remove this switch.
2202 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2203 * config/sh/sh.c (sh_override_options): Do not automatically
2204 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2205 that to the -mfmovd command line switch.
2207 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
2209 (fldi_ok): Always allow.
2210 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
2212 2009-06-29 DJ Delorie <dj@redhat.com>
2214 * doc/install.texi (mep-x-elf): Correct chip's full name.
2216 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
2218 * doc/extend.texi: Fix typo.
2220 2009-06-29 Tom Tromey <tromey@redhat.com>
2223 * Makefile.in (DWARF2_H): New variable.
2225 (dwarf2out.o): Likewise.
2226 (dwarf2asm.o): Likewise.
2227 * config/i386/t-i386: Use DWARF2_H.
2228 * except.c: Include elf/dwarf2.h.
2229 * unwind-dw2.c: Include elf/dwarf2.h.
2230 * dwarf2out.c: Include elf/dwarf2.h.
2231 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
2232 <dtprel>: New field.
2233 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
2234 (size_of_loc_descr): Likewise.
2235 (output_loc_operands_raw): Likewise.
2236 (output_loc_operands): Handle new dtprel field.
2237 (loc_checksum): Update.
2238 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
2239 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
2240 * unwind-dw2-fde.c: Include elf/dwarf2.h.
2241 * dwarf2asm.c: Include elf/dwarf2.h.
2242 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
2243 * config/mmix/mmix.c: Include elf/dwarf2.h.
2244 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
2245 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
2246 * config/sh/sh.c: Include elf/dwarf2.h.
2247 * config/i386/i386.c: Include elf/dwarf2.h.
2249 2009-06-29 DJ Delorie <dj@redhat.com>
2251 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
2253 * doc/extend.texi: Add MeP attributes and pragmas.
2254 * doc/invoke.text: Add MeP Options.
2255 * doc/contrib.texi: Add MeP contribution.
2256 * doc/md.texi: Add MeP constraints.
2257 * doc/install.texi: Add MeP target.
2259 2009-06-30 Anatoly Sokolov <aesok@post.ru>
2261 * target.h (struct gcc_target): Add frame_pointer_required field.
2262 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
2263 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
2264 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
2266 * reload1.c (update_eliminables): (Ditto.).
2267 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
2268 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
2269 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
2271 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
2273 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
2274 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2275 (arm_frame_pointer_required): New function.
2277 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
2278 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2279 (avr_frame_pointer_required_p): Declare as static.
2280 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
2282 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
2283 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2284 (bfin_frame_pointer_required): Make as static, change return type
2286 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
2288 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
2289 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2290 (cris_frame_pointer_required): New function.
2292 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
2294 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
2295 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2296 (fr30_frame_pointer_required): New function.
2298 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
2299 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2300 (frv_frame_pointer_required): Make as static, change return type
2302 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
2304 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
2305 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2306 (ix86_frame_pointer_required): Make as static, change return type to
2308 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
2310 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
2311 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2313 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
2315 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
2317 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
2319 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
2320 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2321 (mips_frame_pointer_required): Make as static.
2322 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
2324 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
2325 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2326 (mmix_frame_pointer_required): Mew function.
2328 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
2329 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2331 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
2333 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
2335 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
2337 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
2338 (CAN_ELIMINATE): Redefine.
2339 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2340 (sparc_frame_pointer_required): New function.
2341 (sparc_can_eliminate): New function.
2342 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
2344 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
2345 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2347 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
2348 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2349 (xtensa_frame_pointer_required): Make as static, change return type
2351 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
2354 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
2356 * doc/plugins.texi: Document PLUGIN_START_UNIT.
2357 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
2358 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
2359 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
2360 (register_callback): Handle PLUGIN_START_UNIT.
2361 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
2363 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
2365 * tree.c (process_call_operands): Propagate TREE_READONLY from the
2367 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
2368 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
2370 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
2372 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
2375 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
2377 * doc/extend.texi (Additional Floating Types): __float128 is also
2378 supported on i386 targets.
2380 2009-06-29 Richard Guenther <rguenther@suse.de>
2383 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2385 (pt_solutions_same_restrict_base): Declare.
2386 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
2388 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
2389 (make_constraint_from, make_copy_constraint): Move earlier.
2390 (make_constraint_from_heapvar): New function.
2391 (make_constraint_from_restrict): Likewise.
2392 (handle_lhs_call): Use it.
2393 (find_func_aliases): Use it to track conversions to restrict
2395 (struct fieldoff): Add only_restrict_pointers flag.
2396 (push_fields_onto_fieldstack): Initialize it.
2397 (create_variable_info_for): Track global restrict qualified pointers.
2398 (intra_create_variable_infos): Use make_constraint_from_heapvar.
2399 Track restrict qualified pointer arguments.
2400 (set_uids_in_ptset): Use varinfo is_global_var flag.
2401 (find_what_var_points_to): Set the vars_contains_restrict flag.
2402 Always create the points-to solution for sets including restrict tags.
2403 (pt_solutions_same_restrict_base): New function.
2404 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
2405 qualified pointers use pt_solutions_same_restrict_base as
2406 additional source for disambiguation.
2408 2009-06-29 Richard Guenther <rguenther@suse.de>
2411 * alias.c (find_base_decl): Remove.
2412 (get_deref_alias_set_1): Remove restrict handling.
2413 * c-common.c (c_apply_type_quals_to_decl): Do not set
2414 DECL_POINTER_ALIAS_SET.
2415 * gimplify.c (find_single_pointer_decl_1): Remove.
2416 (find_single_pointer_decl): Likewise.
2417 (internal_get_tmp_var): Remove restrict handling.
2418 (gimple_regimplify_operands): Likewise.
2419 * omp-low.c (expand_omp_atomic_pipeline): Do not set
2420 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
2421 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
2422 * tree.c (restrict_base_for_decl): Remove.
2423 (init_ttree): Do not allocate it.
2424 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
2425 LABEL_DECL_UID for label decls.
2426 (copy_node_stat): Do not copy restrict information.
2427 (decl_restrict_base_lookup): Remove.
2428 (decl_restrict_base_insert): Likewise.
2429 (print_restrict_base_statistics): Likewise.
2430 (dump_tree_statistics): Do not call print_restrict_base_statistics.
2431 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
2432 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
2433 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
2434 (LABEL_DECL_UID): Adjust.
2435 (DECL_BASED_ON_RESTRICT_P): Remove.
2436 (DECL_GET_RESTRICT_BASE): Likewise.
2437 (SET_DECL_RESTRICT_BASE): Likewise.
2438 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
2440 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
2441 instead of DECL_POINTER_ALIAS_SET.
2442 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2443 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
2444 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2446 2009-06-29 Richard Guenther <rguenther@suse.de>
2448 PR tree-optimization/40579
2449 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
2450 the IL to simplify has constants that overflowed.
2452 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2454 PR tree-optimization/40550
2455 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2456 vector_compute_type only when the size of vector_compute_type is
2457 less than the size of type.
2459 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2461 * fold-const.c (contains_label_1): Fix comments.
2462 (contains_label_p): Do not walk trees multiple time.
2464 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2466 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2467 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2468 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2469 ix86_fp_comparison_operator.
2470 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2471 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2472 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2473 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2474 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2475 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2476 (related splits): Change predicate to ix86_fp_comparison_operator.
2477 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2478 instead of ix86_fp_comparison_codes.
2479 (ix86_trivial_fp_comparison_operator,
2480 ix86_fp_comparison_operator): New.
2481 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2482 (ix86_expand_compare): Eliminate last two parameters.
2483 (ix86_fp_jump_nontrivial_p): Kill.
2484 * config/i386/i386.c (put_condition_code): Eliminate call to
2485 ix86_fp_comparison_codes and subsequent assertion.
2486 (ix86_fp_comparison_codes): Eliminate.
2487 (ix86_fp_swap_condition): New.
2488 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2489 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2490 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2491 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2492 and ix86_fp_swap_condition.
2493 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2494 Use ix86_fp_comparison_strategy.
2495 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2496 (ix86_fp_jump_nontrivial_p): Eliminate.
2497 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2498 call to ix86_expand_compare.
2499 (ix86_split_fp_branch, ix86_expand_setcc,
2500 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2501 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2503 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2505 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2506 related to jump_clobbers.
2507 * config/arm/arm.md (conds): Remove jump_clob case.
2508 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2509 splits): Change comparison_operator to arm_comparison_operator.
2510 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2513 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2515 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2516 condition for floating point modes.
2517 * expmed.c (emit_store_flag_1): Move here a bigger part
2519 (emit_store_flag): Try swapping the condition for floating point
2521 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2523 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2525 * expr.c (expand_expr_real_1): Just use do_store_flag.
2526 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2527 emit_store_flag_force.
2528 * expmed.c (emit_store_flag_force): Copy here trick
2529 previously in expand_expr_real_1. Try reversing the comparison.
2530 (emit_store_flag_1): Work if target is NULL.
2531 (emit_store_flag): Work if target is NULL, using the result mode
2532 from the comparison. Use split_comparison, restructure final part
2533 to simplify conditionals.
2535 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2537 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2538 * dojump.c (do_jump): Change handling of floating-point
2539 ops to use just do_compare_and_jump.
2540 (split_comparison): New.
2541 (do_compare_rtx_and_jump): Add here logic coming previously
2542 in do_jump, using split_comparison.
2544 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2547 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2549 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2551 * tree-ssa-alias.c: Fix unintentional commit.
2553 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2555 * passes.c (execute_one_pass): Fix unintentional commit.
2557 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2559 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2560 (df_rd_local_compute, df_md_local_compute): Inline them.
2562 (df_md_scratch): New.
2563 (df_md_alloc, df_md_free): Allocate/free it.
2564 (df_md_local_compute): Only include live registers in init.
2565 (df_md_transfer_function): Prune the in-set computed by
2566 the confluence function, and the gen-set too.
2568 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2570 PR rtl-optimization/26854
2571 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2572 * df-problems.c (df_rd_add_problem): Fix comment.
2573 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2574 df_md_simulate_artificial_defs_at_top,
2575 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2576 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2577 df_md_transfer_function, df_md_init, df_md_confluence_0,
2578 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2579 problem_MD, df_md_add_problem): New.
2580 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2581 df_md_get_bb_info): New.
2582 (DF_LAST_PROBLEM_PLUS1): Adjust.
2584 * Makefile.in (fwprop.o): Include domwalk.h.
2585 * fwprop.c: Include domwalk.h.
2586 (reg_defs, reg_defs_stack): New.
2587 (bitmap_only_bit_between): Remove.
2588 (process_defs): New.
2589 (process_uses): Use reg_defs and local_md instead of
2590 bitmap_only_bit_between and local_rd.
2591 (single_def_use_enter_block): New, from build_single_def_use_links.
2592 (single_def_use_leave_block): New.
2593 (build_single_def_use_links): Remove code moved to
2594 single_def_use_enter_block, invoke domwalk.
2595 (use_killed_between): Adjust comment.
2597 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2599 * bitmap.h (bitmap_ior_and_into): New.
2600 * bitmap.c (bitmap_ior_and_into): New.
2602 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2604 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2605 before_dom_children_before_stmts and after_dom_children_after_stmts.
2606 Rename the two remaining callbacks to just before_dom_children and
2607 after_dom_children. Remove other GIMPLE statement walking bits.
2608 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2609 * graphite.c: Do not include domwalk.h.
2610 * tree-into-ssa.c (interesting_blocks): New global.
2611 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2612 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2613 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2614 now that they're not domwalk callbacks.
2615 (rewrite_initialize_block): Rename to...
2616 (rewrite_enter_block): ... this, place after called functions. Test
2617 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2618 (rewrite_finalize_block): Rename to...
2619 (rewrite_leave_block): ... this, place after called functions.
2620 (rewrite_update_init_block): Rename to...
2621 (rewrite_update_enter_block): ... this, place after called functions.
2622 Test interesting_blocks, call rewrite_update_stmt and
2623 rewrite_update_phi_arguments.
2624 (rewrite_update_fini_block): Rename to...
2625 (rewrite_leave_block): ... this, place after called functions.
2626 (rewrite_blocks): Remove last argument, simplify initialization of
2628 (mark_def_sites_initialize_block): Rename to...
2629 (mark_def_sites_block): ... this, call mark_def_sites.
2630 (mark_def_sites_blocks): Remove argument, simplify initialization of
2632 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2633 (update_ssa): Likewise.
2634 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2636 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2637 (dom_opt_initialize_block): Rename to...
2638 (dom_opt_enter_block): ... this, place after called functions. Walk
2639 statements here, inline propagate_to_outgoing_edges.
2640 (dom_opt_finalize_block): Rename to...
2641 (dom_opt_leave_block): ... this, place after called functions.
2642 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2644 (dse_enter_block, dse_record_phi): New.
2645 (dse_record_phis): Delete.
2646 (dse_finalize_block): Rename to...
2647 (dse_leave_block): ... this.
2648 (tree_ssa_dse): Simplify initialization of walk_data.
2649 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2650 Adjust initialization of walk_data.
2651 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2652 * tree-ssa-loop-phiopt.c (get_non_trapping):
2653 Adjust initialization of walk_data.
2654 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2655 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2656 it's not a domwalk callback.
2657 (uncprop_initialize_block): Rename to...
2658 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2659 (dse_finalize_block): Rename to...
2660 (dse_leave_block): ... this.
2661 (tree_ssa_uncprop): Simplify initialization of walk_data.
2662 * Makefile.in: Adjust dependencies.
2664 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2666 * arm.md (casesi): Fix test for Thumb1.
2667 (thumb1_casesi_internal_pic): Likewise.
2668 (thumb1_casesi_dispatch): Likewise.
2670 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2672 * config/arm/arm-cores.def: Added core cortex-m0.
2673 * config/arm/arm-tune.md: Regenerated.
2674 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2676 2009-06-26 DJ Delorie <dj@redhat.com>
2678 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2680 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2681 the scheduler doesn't tag jump insns.
2683 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2685 * c-decl.c (merge_decls): Re-indent.
2687 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2690 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2691 Special-case decimal float constants.
2693 2009-06-26 Richard Henderson <rth@redhat.com>
2695 * function.h (struct function): Add cannot_be_copied_reason,
2696 and cannot_be_copied_set.
2697 * tree-inline.c (has_label_address_in_static_1): Rename from
2698 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2699 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2700 don't set inline_forbidden_reason.
2701 (copy_forbidden): New function, split out of inline_forbidden_p.
2702 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2703 (inline_forbidden_p): Use copy_forbidden.
2704 (tree_versionable_function_p): Likewise.
2705 (inlinable_function_p): Merge into tree_inlinable_function_p.
2706 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2707 * ipa-cp.c (ipcp_versionable_function_p): New function.
2708 (ipcp_cloning_candidate_p): Use it.
2709 (ipcp_node_modifiable_p): Likewise.
2711 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2713 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2714 that is marked not to be inlined. Remove flag_mudflap use.
2715 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2716 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2718 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2721 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2722 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2724 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2726 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2728 (__mingwthr_remove_key_dtor): Likewise.
2730 2009-06-26 Richard Guenther <rguenther@suse.de>
2732 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2734 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2737 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2738 try the non-cond_exec path also.
2740 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2743 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2744 (output_cbranch): Use new functions.
2745 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2748 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2749 Pat Haugen <pthaugen@us.ibm.com>
2750 Revital Eres <ERES@il.ibm.com>
2752 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2753 for %c error. Add %x support to print VSX registers as a unified
2754 register set, instead of separate float and altivec registers.
2755 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2756 %y case, and add support for VSX pre-modify addresses.
2757 (output_toc): Add assert for CONST containing an integer constant
2759 (rs6000_adjust_cost): Add POWER7 support.
2760 (insn_must_be_first_in_group): Ditto.
2761 (insn_must_be_last_in_group): Ditto.
2762 (rs6000_emit_popcount): Ditto.
2763 (rs6000_vector_mode_supported_p): Ditto.
2765 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2766 Change some of the functions called by macros to being called
2767 through a pointer, so debug functions can be inserted if
2768 -mdebug=addr or -mdebug=cost.
2769 (rs6000_preferred_reload_class_ptr): Ditto.
2770 (rs6000_secondary_reload_class_ptr): Ditto.
2771 (rs6000_secondary_memory_needed_ptr): Ditto.
2772 (rs6000_cannot_change_mode_class_ptr): Ditto.
2773 (rs6000_secondary_reload_inner): Ditto.
2774 (rs6000_legitimize_reload_address): Ditto.
2775 (rs6000_legitimize_reload_address_ptr): Ditto.
2776 (rs6000_mode_dependent_address): Ditto.
2777 (rs6000_mode_dependent_address_ptr): Ditto.
2779 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2780 function to return true if the mode allows reg + integer
2782 (virtual_stack_registers_memory_p): New function to return true if
2783 the address refers to a virtual stack register.
2784 (rs6000_legitimate_offset_address_p): Move code to say whether a
2785 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2787 (rs6000_legitimate_address_p): Add checks for modes that only can
2788 do reg+reg addressing. Start adding VSX support.
2789 (rs6000_legitimize_reload_address): Ditto.
2790 (rs6000_legitimize_address): Ditto.
2791 (rs6000_debug_legitimate_address_p): New debug functions for
2792 -mdebug=addr and -mdebug=cost.
2793 (rs6000_debug_rtx_costs): Ditto.
2794 (rs6000_debug_address_costs): Ditto.
2795 (rs6000_debug_adjust_cost): Ditto.
2796 (rs6000_debug_legitimize_address): Ditto.
2797 (rs6000_legitimize_reload_address_ptr): Point to call normal
2798 function or debug function. Make functions called via pointer
2800 (rs6000_mode_dependent_address_ptr): Ditto.
2801 (rs6000_secondary_reload_class_ptr): Ditto.
2802 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2803 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2804 into a friendlier error.
2805 (rs6000_init_builtins): Add initial VSX support.
2806 (rs6000_adjust_cost): Fix some spacing issues.
2808 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2809 (REG_CLASS_NAMES): Ditto.
2810 (REG_CLASS_CONTENTS): Ditto.
2811 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2812 pointer, to add -mdebug=addr support.
2813 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2814 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2815 -mdebug=addr support.
2816 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2817 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2818 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2820 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2822 (bswapsi*): Set attribute types for load/store. Add combiner
2823 patterns to eliminate zero extend on 64-bit.
2824 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2825 stdbrx if the hardware supports those instructions.
2827 2009-06-25 Ian Lance Taylor <iant@google.com>
2829 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2830 (Link Options): Document -static-libstdc++.
2832 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2835 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2836 DATA_ALIGNMENT instead.
2838 2009-06-25 Richard Guenther <rguenther@suse.de>
2840 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2841 indirect references against the callused/escaped solutions.
2842 (call_may_clobber_ref_p_1): Likewise.
2844 2009-06-25 Martin Jambor <mjambor@suse.cz>
2846 PR tree-optimization/40493
2847 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2848 (enum unscalarized_data_handling): New type.
2849 (handle_unscalarized_data_in_subtree): Return what has been done.
2850 (load_assign_lhs_subreplacements): Handle left flushes differently.
2851 (sra_modify_assign): Use unscalarized_data_handling, simplified
2852 condition determining whether to remove the statement.
2854 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2856 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2857 excerpt - @ should be doubled for texinfo.
2859 2009-06-24 Ian Lance Taylor <iant@google.com>
2861 * config/arc/arc.c: Include "df.h".
2862 (arc_attribute_table): Make static. Move higher in file.
2863 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2864 (output_shift): Initialize n later to avoid warning.
2865 * config/arm/arm.c (arm_attribute_table): Make static. Move
2867 * config/avr/avr.c (avr_attribute_table): Make static. Move
2869 (reg_class_tab): Change array type from int to enum reg_class.
2870 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2872 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2873 (lshrhi3_out): Likewise.
2874 (class_likely_spilled_p): Change return type to bool.
2875 (avr_rtx_costs): Use local code variable with enum type.
2876 * config/avr/avr.md (movmemhi): Use add_reg_note.
2877 (andhi3, andsi3): Don't use AS2 with "and".
2878 (iorhi3, iorsi3): Don't use AS2 with "or".
2879 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2880 * config/crx/crx.c: Include "df.h".
2881 (crx_attribute_table): Make static.
2882 * config/m32r/m32r.c: Include "df.h".
2883 (m32r_attribute_table): Make static. Move higher in file.
2884 (pop): Use add_reg_note.
2885 (block_move_call): Change 0 to LCT_NORMAL in function call.
2886 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2887 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2888 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2889 declare, not just when TREE_CODE is defined.
2890 * config/m68hc11/m68hc11.c: Include "expr.h".
2891 (m68hc11_attribute_table): Make static. Move higher in file.
2892 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2894 (m68hc11_register_indirect_p): Likewise.
2895 (m68hc11_function_arg_padding): Change return type to enum
2897 (emit_move_after_reload): Use add_reg_note.
2898 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2899 (m68hc11_split_logical): Likewise.
2900 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2902 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2903 to VOIDmode in function call.
2904 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2906 (m68hc11_split_logical): Update declaration.
2907 (m68hc11_function_arg_padding): Update declaration.
2908 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2909 to array of enum reg_class.
2910 (mcore_attribute_table): Make static. Move higher in file.
2911 (mcore_rtx_costs): Add cast to enum type.
2912 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2913 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2914 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2916 * config/sh/predicates.md (trapping_target_operand): Rename and to
2918 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2920 * config/spu/spu.c (spu_attribute_table): Make static. Move
2922 * config/v850/v850.c (v850_attribute_table): Make static. Move
2924 (v850_rtx_costs): Use local code with enum type.
2925 (expand_epilogue): Add cast.
2926 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2928 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2931 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2932 -m2a-single-only and -m2a-nofpu.
2933 * config/sh/sh.opt: Document m2a generates FPU code.
2935 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2937 * defaults.h (CAN_ELIMINATE): Provide default.
2938 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2939 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2940 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2941 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2942 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2943 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2944 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2945 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2946 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2947 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2949 2009-06-24 DJ Delorie <dj@redhat.com>
2951 * mep-ext-cop.cpu: Fix copyright notice.
2952 * mep-default: Fix copyright notice.
2953 * mep-core: Fix copyright notice.
2954 * mep: Fix copyright notice.
2955 * mep-ivc2: Fix copyright notice.
2956 * mep-c5: Fix copyright notice.
2958 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2960 * doc/contrib.texi (Contributors):
2962 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2965 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2966 src and dst operands if necessary.
2968 2009-06-23 DJ Delorie <dj@redhat.com>
2971 * config.gcc: Add mep support.
2972 * recog.c: Resurrect validate_replace_rtx_subexp().
2973 * recog.h: Likewise.
2974 * config/mep/: Add new port:
2975 * config/mep/constraints.md: New file.
2976 * config/mep/default.h: New file.
2977 * config/mep/intrinsics.h: New file.
2978 * config/mep/intrinsics.md: New file.
2979 * config/mep/ivc2-template.h: New file.
2980 * config/mep/mep-c5.cpu: New file.
2981 * config/mep/mep-core.cpu: New file.
2982 * config/mep/mep-default.cpu: New file.
2983 * config/mep/mep-ext-cop.cpu: New file.
2984 * config/mep/mep-intrin.h: New file.
2985 * config/mep/mep-ivc2.cpu: New file.
2986 * config/mep/mep-lib1.asm: New file.
2987 * config/mep/mep-lib2.c: New file.
2988 * config/mep/mep-pragma.c: New file.
2989 * config/mep/mep-protos.h: New file.
2990 * config/mep/mep-tramp.c: New file.
2991 * config/mep/mep.c: New file.
2992 * config/mep/mep.cpu: New file.
2993 * config/mep/mep.h: New file.
2994 * config/mep/mep.md: New file.
2995 * config/mep/mep.opt: New file.
2996 * config/mep/predicates.md: New file.
2997 * config/mep/t-mep: New file.
2999 2009-06-23 Ian Lance Taylor <iant@google.com>
3001 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
3002 from loose_warn into c_loose_warn and from strict_warn into
3003 c_strict_warn. Set and substitute warn_cxxflags. Check for
3004 --enable-build-with-cxx. Set and substitute
3005 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
3006 * Makefile.in (CXXFLAGS): New variable.
3007 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
3008 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
3009 the default is the same as $(STRICT_WARN).
3010 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
3011 (CXX): New variable.
3012 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
3013 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
3014 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
3015 (HOST_LIBS): New variable.
3016 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
3017 (ALL_CXXFLAGS): New variable.
3018 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
3019 * doc/install.texi (Configuration): Document
3020 --enable-build-with-cxx, --with-stage1-ldflags,
3021 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
3022 * configure: Rebuild.
3024 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3026 * config/arm/arm.c (arm_override_options): Fix braces and formatting
3027 from previous commit.
3029 2009-06-23 Ian Lance Taylor <iant@google.com>
3031 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
3033 2009-06-23 Ian Lance Taylor <iant@google.com>
3035 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
3036 with ATTRIBUTE_UNUSED.
3038 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3039 Pat Haugen <pthaugen@us.ibm.com>
3040 Revital Eres <eres@il.ibm.com>
3042 * config.in (HAVE_AS_POPCNTD): Add default definition.
3043 (HAVE_AS_LWSYNC): Ditto.
3045 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
3047 (gcc_cv_as_powerpc_cmpb): Ditto.
3048 (gcc_cv_as_powerpc_dfp): Ditto.
3049 (gcc_cv_as_powerpc_vsx): Ditto.
3050 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
3051 supporting the popcntd/lwsync instructions.
3052 (gcc_cv_as_powerpc_lwsync): Ditto.
3053 * configure: Regenerate.
3055 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
3056 -mcpu=native and -mcpu=power7.
3057 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
3059 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
3060 a variable instead of a mask to reduce the number of mask bits.
3061 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
3062 (-mbit-word): Ditto.
3063 (-mregnames): Ditto.
3064 * config/rs6000/rs6000.opt (-mupdate): Ditto.
3065 (-mfused-madd): Ditto.
3067 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
3069 (-mvsx): New switch for VSX instructions.
3070 (-misel): Move from a variable to a mask to allow it to be set by
3073 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
3074 function declaration to an array declaration.
3075 (rs6000_hard_regno_nregs): New external array declaration.
3077 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
3078 files included by rs6000.md.
3080 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3081 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
3083 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
3085 (rs6000_debug_reg): New -mdebug= variables.
3086 (rs6000_debug_addr): Ditto.
3087 (rs6000_debug_cost): Ditto.
3088 (rs6000_pmode): New variable to hold Pmode.
3089 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
3090 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
3091 calculated at compiler start.
3092 (rs6000_hard_regno_nregs): Change function to an array which holds
3093 HARD_REGNO_NREGS calculated at compiler start.
3094 (rs6000_explicit_options): Delete isel field.
3095 (rs6000_vector_unit): New array to hold which vector unit
3096 supports arithmetic options for a given type.
3097 (rs6000_vector_mem): New array to hold which vector unit supports
3098 memory reference operations for a given type.
3099 (rs6000_vector_align): New array to given the alignment of each
3101 (power7_cost): New basic costs for power7.
3102 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
3103 (rs6000_hard_regno_nregs_internal): New function, moved from
3104 HARD_REGNO_NREGS, to calculate the number of registers each hard
3105 register takes for each type.
3106 (rs6000_debug_reg_print): New function for -mdebug=reg support.
3107 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
3108 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
3109 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
3110 unit information here so it is calculated once at compiler startup
3112 (rs6000_override_options): Make -misel a target mask. Add more
3113 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
3114 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
3116 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
3117 (rs6000_handle_option): Move -misel from variable to target mask.
3118 (rs6000_builtin_mask_for_load): Add VSX support.
3119 (rs6000_conditional_register_usage): Ditto.
3120 (USE_ALTIVEC_FOR_ARG_P): Ditto.
3121 (function_arg_boundary): Ditto.
3122 (rs6000_expand_builtin): Ditto.
3123 (def_builtin): Make abort message a little friendlier.
3124 (rs6000_emit_int_cmove): Add support for 64-bit isel.
3126 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
3127 assembler support the popcntd instruction instead of a vsx
3128 instruction to enable power7 support.
3129 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
3130 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
3131 option to the assembler if -mcpu=native.
3132 (ASM_CPU_NATIVE_SPEC): Ditto.
3133 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
3135 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
3136 the lwsync instruction.
3137 (enum processor_type): Add PROCESSOR_POWER7.
3138 (rs6000_debug_reg): New -mdebug= options.
3139 (rs6000_debug_addr): Ditto.
3140 (rs6000_debug_cost): Ditto.
3141 (rs6000_isel): Delete.
3142 (enum rs6000_vector): New enum to say what vector unit we have.
3143 (VECTOR_UNIT_*): New macros to say which vector unit has
3144 arithmetic operations for a given type.
3145 (VECTOR_MEM_*): New macros to say which vector unit has memory
3146 operations for a given type.
3147 (TARGET_LDBRX): Whether the machine supports the ldbrx
3149 (TARGET_ISEL): Delete, -misel moved to be a mask.
3150 (TARGET_ISEL64): New macro for 64-bit isel support.
3151 (UNITS_PER_VSX_WORD): New macro.
3152 (POINTER_SIZE): Move to be an external variable, rather than
3153 calculating whether we are generating 32 ot 64-bit code.
3155 (STACK_BOUNDARY): Add VSX support.
3156 (LOCAL_ALIGNMENT): Ditto.
3157 (SLOW_UNALIGNED_ACCESS): Ditto.
3158 (VSX_REGNO_P): New macro for VSX support.
3159 (VFLOAT_REGNO_P): Ditto.
3160 (VINT_REGNO_P): Ditto.
3161 (VLOGICAL_REGNO_P): Ditto.
3162 (VSX_VECTOR_MODE): Ditto.
3163 (VSX_SCALAR_MODE): Ditto.
3165 (VSX_MOVE_MODE): Ditto.
3166 (VSX_REG_CLASS_P): Ditto.
3167 (HARD_REGNO_NREGS): Instead of calling a function, use an array
3169 (UNITS_PER_SIMD_WORD): Add VSX support.
3170 (MODES_TIEABLE_P): Ditto.
3171 (STARTING_FRAME_OFFSET): Ditto.
3172 (STACK_DYNAMIC_OFFSET): Ditto.
3173 (EPILOGUE_USES): Ditto.
3174 (REGNO_REG_CLASS): Move to array lookup.
3175 (CLASS_MAX_NREGS): Ditto.
3176 (rs6000_vector_reg_class): Add declaration.
3177 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
3178 overlap with the floating point and Altivec registers.
3180 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
3182 * config/rs6000/driver-rs6000.c (asm_names): New static array to
3183 give the appropriate asm switches if -mcpu=native.
3184 (host_detect_local_cpu): Add support for "asm".
3185 (host_detect_local_cpu): Follow GNU code guidelines for name.
3187 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
3188 -mbit-word to a variable instead of being a target mask.
3190 * config/rs6000/sync.md (lwsync): If the assembler supports it,
3191 emit the lwsync instruction instead of emitting the instruction as
3192 an integer constant.
3194 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
3195 fixuns_trundfsi2, move expander into rs6000.md.
3197 * config/rs6000/rs6000.md (cpu): Add power7.
3198 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
3199 (logical predicate patterns): Change the single instruction
3200 primitives that set CR0 to be fast_compare instead of compare.
3202 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
3203 (popcntddi2): Ditto.
3204 (popcount<mode>): Ditto.
3205 (floating multiply/add insns): Name the floating point
3207 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
3208 (isel_unsigned_<mode>): Ditto.
3209 (fixuns_trundfsi2): Move expander here from spe.md.
3210 (smindi3): Define if we have -misel on 64-bit systems.
3215 2009-06-23 Anatoly Sokolov <aesok@post.ru>
3217 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
3219 * config/avr/avr.c (avr_current_device): New variable.
3220 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
3221 (avr_arch, mcu_type_s): Move to avr.h.
3222 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
3223 default_data_section_start fields.
3224 (avr_arch): Moved from avr.c.
3225 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
3226 library_name fields.
3227 (avr_current_device, avr_mcu_types, avr_arch_types,
3228 avr_device_to_arch, avr_device_to_data_start,
3229 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
3230 (EXTRA_SPEC_FUNCTIONS): Define.
3231 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
3232 options mapping. Use device_to_arch and device_to_data_start insted.
3233 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
3234 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
3235 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
3236 * config/avr/driver-avr.c: New file.
3237 * config/avr/avr-devices.c: New file.
3239 2009-06-23 Jakub Jelinek <jakub@redhat.com>
3241 * var-tracking.c (unshare_variable): Force initialized to
3242 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
3243 (set_variable_part): Likewise.
3244 (struct variable_union_info): Remove pos_src field.
3245 (vui_vec, vui_allocated): New variables.
3246 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
3247 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
3248 == 1 use a simpler sorting algorithm. Compute pos field right
3249 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
3250 Avoid quadratic comparison if !flag_var_tracking_uninit.
3251 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
3252 unshare_variable unconditionally.
3253 (dataflow_set_different_2): Removed.
3254 (dataflow_set_different): Don't traverse second hash table.
3255 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
3256 unconditionally to var_reg_set or var_mem_set.
3257 (emit_notes_in_bb): Likewise.
3258 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
3260 (emit_note_insn_var_location): Don't set initialized to
3261 VAR_INIT_STATUS_INITIALIZED early.
3262 (vt_finalize): Free vui_vec if needed, clear vui_vec and
3264 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
3266 * tree-object-size.c (addr_object_size): Instead of checking
3267 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
3268 are no FIELD_DECLs following it.
3270 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
3272 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
3273 order to match bswaps with signed source operands.
3275 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3277 * sdbout.c (sdbout_one_type): Fix braces in switch.
3279 2009-06-23 Richard Guenther <rguenther@suse.de>
3281 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
3283 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
3284 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
3285 var_callused, callused_tree, var_storedanything, storedanything_tree,
3286 var_integer, integer_tree): Remove global variables.
3287 (new_var_info): Do not pass new id, append the new var to the
3288 global variable vector.
3289 (do_ds_constraint): Use is_global_var member of the variable-info.
3290 (new_scalar_tmp_constraint_exp): Adjust.
3291 (create_function_info_for): Likewise.
3292 (create_variable_info_for): Likewise.
3293 (find_what_var_points_to): Remove dead code.
3294 (init_base_vars): Simplify.
3295 (compute_points_to_sets): Adjust.
3297 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3299 * combine.c (try_combine): Dump information about the insns we're
3302 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3304 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
3305 check when calling force_to_mode on TRUNCATE's operand.
3307 2009-06-22 Ian Lance Taylor <iant@google.com>
3309 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
3311 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3313 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
3315 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3317 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
3318 override library linkage flags such as -static-libgcc or
3321 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3323 * config/m68k/m68k-devices.def: Add line for MCF5221x.
3325 2009-06-22 Ian Lance Taylor <iant@google.com>
3327 * config/linux.opt: Put mglibc ahead of muclibc.
3329 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
3330 for duplicate decls.
3332 2009-06-22 Matthias Klose <doko@ubuntu.com>
3334 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
3336 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3339 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
3340 instead of NULL if a parser error occurs.
3342 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3344 * dwarf2out.c (dwarf2_debug_hooks): Initialize
3345 non-DWARF2_DEBUGGING_INFO version.
3347 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
3349 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
3350 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
3352 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
3353 (LIBGCC2_TF_CEXT): Define.
3356 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3359 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
3361 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3363 * config/arm/arm.c (arm_override_options): Disable
3364 -mcaller-super-interworking and -mcallee-super-interworking.
3365 * doc/invoke.texi (ARM Options): Document this.
3367 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
3369 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
3370 * config/arm/constraints.md (j): New constraint for movw operands.
3371 (N): Remove thumb2 meaning.
3372 * config/arm/arm.md (*arm_movw): Delete.
3373 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
3374 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
3375 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
3377 2009-06-22 Martin Jambor <mjambor@suse.cz>
3379 PR tree-optimization/40492
3380 * tree-sra.c (sra_modify_assign): Pass zero offsets to
3381 build_ref_for_offset.
3383 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
3385 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
3386 JUMP_TABLE_DATA_P predicates where applicable.
3387 * auto-inc-dec.c: Ditto.
3388 * builtins.c: Ditto.
3389 * caller-save.c: Ditto.
3391 * cfgcleanup.c: Ditto.
3392 * cfglayout.c: Ditto.
3395 * combine-stack-adj.c: Ditto.
3401 * dwarf2asm.c: Ditto.
3402 * dwarf2out.c: Ditto.
3403 * emit-rtl.c: Ditto.
3409 * function.c: Ditto.
3412 * genpreds.c: Ditto.
3413 * genrecog.c: Ditto.
3415 * ira-costs.c: Ditto.
3416 * ira-lives.c: Ditto.
3419 * lower-subreg.c: Ditto.
3420 * modulo-sched.c: Ditto.
3422 * postreload.c: Ditto.
3423 * print-rtl.c: Ditto.
3432 * sched-vis.c: Ditto.
3434 * sel-sched-ir.c: Ditto.
3435 * simplify-rtx.c: Ditto.
3436 * targhooks.c: Ditto.
3437 * var-tracking.c: Ditto.
3438 * vmsdbgout.c: Ditto.
3440 2009-06-22 Matthias Klose <doko@ubuntu.com>
3442 * Makefile.in (install-plugin): Always use DESTDIR.
3444 2009-06-22 Olivier Hainque <hainque@adacore.com>
3446 * config/pa/pa.c (output_call): Don't optimize post call jumps
3447 into return address adjustments if the call may throw.
3449 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
3451 * arm.c (thumb1_output_casesi): New function.
3452 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3453 optimizing for size or PIC.
3454 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3455 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3456 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3457 (thumb1_casesi_internal_pic): New expand rule.
3458 (thumb1_casesi_dispatch): New pattern.
3459 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3461 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3462 in the text seciton when PIC or optimizing for size.
3463 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3464 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3465 preservation properties of code.
3466 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3467 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3468 (__gnu_thumb1_case_si): New function.
3469 * t-arm (LIB1ASMSRC): Define here.
3470 (LIB1ASMFUNCS): Add some common functions.
3471 * t-arm-elf (LIB1ASMSRC): Delete.
3472 (LIB1ASMFUNCS): Append to existing set.
3473 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3474 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3475 * t-symbian (LIB1ASMFUNCS): Likewise.
3476 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3477 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3479 2009-06-21 Richard Guenther <rguenther@suse.de>
3481 PR tree-optimization/38729
3482 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3483 to loops with a single exit if -fno-expensive-optimizations.
3485 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3487 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3488 (dataflow_set): Change vars type from htab_t to shared_hash.
3489 (shared_hash_pool, empty_shared_hash): New variables.
3490 (vars_clear): Removed.
3491 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3492 shared_hash_find_slot_unshare, shared_hash_find_slot,
3493 shared_hash_find_slot_noinsert, shared_hash_find): New
3495 (shared_hash_unshare, shared_hash_destroy): New functions.
3496 (unshare_variable): Unshare set->vars if shared, use
3498 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3499 (get_init_value, find_src_set_src, dump_dataflow_set,
3500 clobber_variable_part, emit_notes_for_differences): Use
3502 (dataflow_set_init): Remove second argument, set vars to
3503 empty_shared_hash instead of creating a new htab.
3504 (dataflow_set_clear): Call shared_hash_destroy and set vars
3505 to empty_shared_hash instead of calling vars_clear.
3506 (dataflow_set_copy): Don't call vars_copy, instead just share
3507 the src htab with dst.
3508 (variable_union): Use shared_hash_*, use initially NO_INSERT
3509 lookup if set->vars is shared. Don't keep slot cleared before
3510 calling unshare_variable. Unshare set->vars if needed.
3511 Even ->refcount == 1 vars must be unshared if set->vars is shared
3512 and var needs to be modified.
3513 (variable_canonicalize): New function.
3514 (dataflow_set_union): If dst->vars is empty, just share src->vars
3515 with dst->vars and traverse with variable_canonicalize to canonicalize
3516 and unshare what is needed.
3517 (dataflow_set_different): If old_set and new_set use the same shared
3518 htab, they aren't different. If number of htab elements is different,
3519 htabs are different. Use shared_hash_*.
3520 (dataflow_set_destroy): Call shared_hash_destroy instead of
3522 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3523 second argument to dataflow_set_init.
3524 (vt_initialize): Likewise. Initialize shared_hash_pool and
3525 empty_shared_hash, move bb in/out initialization afterwards.
3526 Use variable_htab_free instead of NULL as changed_variables del hook.
3527 (variable_was_changed): Change type of second argument to pointer to
3528 dataflow_set. When inserting var into changed_variables, bump
3529 refcount. Unshare set->vars if set is shared htab and slot needs to
3531 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3532 lookup if set->vars is shared. Unshare set->vars if needed.
3533 Even ->refcount == 1 vars must be unshared if set->vars is shared
3534 and var needs to be modified. Adjust variable_was_changed caller.
3535 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3536 vars must be unshared if set->vars is shared and var needs to be
3537 modified. Adjust variable_was_changed caller.
3538 (emit_note_insn_var_location): Don't pool_free var.
3539 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3541 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3542 free_alloc_pool on shared_hash_pool.
3544 2009-06-20 Anthony Green <green@moxielogic.com>
3546 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3547 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3549 2009-06-20 Richard Guenther <rguenther@suse.de>
3551 * tree-ssa-structalias.c (find_func_aliases): For memset use
3552 a constraint from NULL if we memset to zero.
3553 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3554 we explicitly handle that do not read from memory.
3555 (call_may_clobber_ref_p_1): Properly handle builtins that may
3558 2009-06-20 Richard Guenther <rguenther@suse.de>
3560 PR tree-optimization/40495
3561 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3562 (new_scalar_tmp_constraint_exp): New function.
3563 (process_constraint): Do not create temporary decls.
3564 (process_all_all_constraints): Likewise.
3565 (handle_const_call): Likewise.
3566 (create_function_info_for): Do not set decl.
3568 2009-06-19 Ian Lance Taylor <iant@google.com>
3570 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3571 (rs6000_attribute_table): Make static; move before use.
3573 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3575 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3576 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3577 Propagate the TREE_READONLY flag without overwriting it.
3578 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3579 Propagate the TREE_READONLY flag onto the result.
3580 (process_call_operands): Move around. Use correct constant value.
3582 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3585 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3586 * config/arm/arm.md: Likewise.
3588 2009-06-19 Ian Lance Taylor <iant@google.com>
3590 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3591 to GIMPLE_ERROR_MARK.
3593 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3594 op2_original_type parameters. Warn about using different enum types.
3595 * c-parser.c (c_parser_conditional_expression): Pass original
3596 types to build_conditional_expr.
3597 * c-tree.h (build_conditional_expr): Update declaration.
3599 2009-06-19 Ian Lance Taylor <iant@google.com>
3601 * config/i386/i386.c (ix86_function_specific_save): Test that
3602 fields match values, rather than testing the values are in a
3605 2009-06-19 Richard Guenther <rguenther@suse.de>
3607 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3609 (ptr_derefs_may_alias_p): Likewise.
3610 (ptr_deref_may_alias_ref_p_1): New function.
3611 (ptr_deref_may_alias_ref_p): Likewise.
3612 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3613 covered by looking at the ESCAPED solution.
3614 (call_may_clobber_ref_p_1): Likewise.
3615 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3616 Handle NULL_TREE offset. Do not produce redundant constraints.
3617 (process_all_all_constraints): New helper function.
3618 (do_structure_copy): Use it.
3619 (handle_lhs_call): Likewise.
3620 (find_func_aliases): Handle some builtins with pointer arguments
3621 and/or return values explicitly.
3623 2009-06-19 Ian Lance Taylor <iant@google.com>
3625 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3627 2009-06-19 Ian Lance Taylor <iant@google.com>
3629 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3631 2009-06-19 Ian Lance Taylor <iant@google.com>
3633 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3634 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3637 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3638 uninitialized const.
3640 2009-06-19 Ian Lance Taylor <iant@google.com>
3642 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3645 * c-decl.c (in_struct, struct_types): Remove.
3646 (struct c_binding): Add in_struct field.
3647 (c_binding_ptr): Define type, along with VEC.
3648 (struct c_struct_parse_info): Define.
3649 (struct_parse_info): New static variable.
3650 (bind): Initialize in_struct field.
3651 (start_struct): Remove enclosing_in_struct and
3652 enclosing_struct_types parameters. Add
3653 enclosing_struct_parse_info parameter. Change all callers. Set
3654 struct_parse_info rather than in_struct and struct_types.
3655 (grokfield): If -Wc++-compat and there is a symbol binding for the
3656 field name, set the in_struct flag and push it on the
3657 struct_parse_info->fields vector.
3658 (warn_cxx_compat_finish_struct): New static function.
3659 (finish_struct): Remove enclosing_in_struct and
3660 enclosing_struct_types parameters. Add
3661 enclosing_struct_parse_info parameter. Change all callers. Don't
3662 set C_TYPE_DEFINED_IN_STRUCT here. Call
3663 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3664 parameter. Only push on struct_types if warn_cxx_compat.
3665 (finish_enum): Only push on struct_types if warn_cxx_compat.
3666 (declspecs_add_type): Add loc parameter. Change all callers.
3667 Change all error calls to error_at. Pass loc, not input_location,
3668 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3669 defined in a struct. If -Wc++-compat and parsing a struct, record
3670 that a typedef name was used.
3671 * c-parser.c (c_parser_declspecs): Get location to pass to
3673 (c_parser_struct_or_union_specifier): Update calls to start_struct
3675 * c-tree.h (struct c_struct_parse_info): Declare.
3676 (finish_struct, start_struct): Update declarations.
3677 (declspecs_add_type): Update declaration.
3679 2009-06-19 Ian Lance Taylor <iant@google.com>
3681 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3682 variable with an anonymous type.
3684 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3686 * see.c: Remove for real.
3688 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3690 * optabs.h (enum optab_index): Add new OTI_significand.
3691 (significand_optab): Define corresponding macro.
3692 * optabs.c (init_optabs): Initialize significand_optab.
3693 * genopinit.c (optabs): Implement significand_optab using
3694 significand?f2 patterns.
3695 * builtins.c (expand_builtin_mathfn): Handle
3696 BUILT_IN_SIGNIFICAND{,F,L}.
3697 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3698 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3700 * config/i386/i386.md (significandxf2, significand<mode>2): New
3701 expanders to implement significandf, significand and significandl
3702 built-ins as inline x87 intrinsics.
3704 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3706 * config/avr/avr.c (avr_override_options): Remove setting value of
3707 PARAM_INLINE_CALL_COST.
3709 2009-06-18 Richard Henderson <rth@redhat.com>
3712 * tree-pass.h (TDF_ASMNAME): New.
3713 * tree-dump.c (dump_options): Add asmname.
3714 * doc/invoke.texi: Document it.
3716 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3717 (dump_decl_name): ...here.
3718 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3719 (dump_generic_node): Update dump_function_name calls.
3720 (print_call_name): New flags arg; update all dump calls.
3721 * diagnostic.h (print_call_name): Update.
3722 * gimple-pretty-print.c (dump_gimple_call): Update.
3724 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3727 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3729 2009-06-18 Diego Novillo <dnovillo@google.com>
3731 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3732 * plugin.c (str_license): Declare.
3733 (try_init_one_plugin): Assert that the symbol
3734 'plugin_is_GPL_compatible' exists.
3736 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3739 * Makefile.in (OBJS-common): Remove see.o.
3741 * common.opt (fsee): Mark as preserved for backward compatibility.
3742 * opts.c (common_handle_option): Add OPT_fsee to the backward
3743 compatibility section.
3744 * passes.c (init_optimization_passes, pass_see): Remove pass.
3745 * timevar.def (TV_SEE): Remove.
3746 * tree-pass.h (pass_see): Remove declaration.
3747 * doc/invoke.texi (-fsee): Remove documentation.
3749 2009-06-18 Martin Jambor <mjambor@suse.cz>
3751 * tree-sra.c: Include statistics.h
3752 (sra_stats): New variable.
3753 (sra_initialize): Clear sra_stats.
3754 (create_access_replacement): Increment sra_stats.replacements.
3755 (get_access_replacement): Do not return twice.
3756 (analyze_all_variable_accesses): Increment statistics counter by the
3757 number of scalarized aggregates.
3758 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3759 (sra_modify_expr): Increment sra_stats.exprs.
3760 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3761 (sra_modify_assign): Increment sra_stats.exprs,
3762 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3763 (perform_intra_sra): Update statistics counters.
3764 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3766 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3768 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3769 (arm_scalar_mode_supported_p): New function.
3771 2009-06-18 Paul Brook <paul@codesourcery.com>
3772 Sandra Loosemore <sandra@codesourcery.com>
3774 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3775 (__extendhfsf2, __truncsfhf2): Define.
3776 * config/arm/fp16.c: New file.
3777 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3778 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3780 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3782 * doc/extend.texi (Half-Precision): New section.
3783 * doc/invoke.texi (Option Summary): List -mfp16-format.
3784 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3785 * config/arm/arm.opt (mfp16-format=): New.
3786 * config/arm/arm.c: Include intl.h.
3787 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3788 (TARGET_INVALID_RETURN_TYPE): Redefine.
3789 (TARGET_PROMOTED_TYPE): Redefine.
3790 (TARGET_CONVERT_TO_TYPE): Redefine.
3791 (arm_fp16_format): Define.
3792 (all_fpus): Add entry for neon-fp16.
3793 (fp_model_for_fpu): Likewise.
3794 (struct fp16_format): Declare.
3795 (all_fp16_formats): Define.
3796 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3798 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3800 (arm_legitimate_index_p): Treat HFmode like HImode.
3801 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3802 (coproc_secondary_reload_class): Special-case HFmode.
3803 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3804 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3805 (arm_init_fp16_builtins): New.
3806 (arm_init_builtins): Call it.
3807 (arm_invalid_parameter_type): New.
3808 (arm_invalid_return_type): New.
3809 (arm_promoted_type): New.
3810 (arm_convert_to_type).
3811 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3813 (arm_emit_fp16_const): New function.
3814 (arm_mangle_type): Mangle __fp16 as "Dh".
3815 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3817 (TARGET_NEON_FP16): New.
3818 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3819 (enum fputype): Add FPUTYPE_NEON_FP16.
3820 (enum arm_fp16_format_type): Declare.
3821 (arm_fp16_format): Declare.
3822 (LARGEST_EXPONENT_IS_NORMAL): Define.
3823 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3824 * config/arm/arm-modes.def (HFmode): Define.
3825 * config/arm/vfp.md: (*movhf_vfp): New.
3828 * config/arm/arm.md: (fpu): Add neon_fp16.
3829 (floatsihf2, floatdihf2): New.
3830 (fix_trunchfsi2, fix_trunchfdi2): New.
3834 (*arm32_movhf): New.
3835 (*thumb1_movhf): New.
3836 (consttable_2): Add check for HFmode constants.
3837 (consttable_4): Handle HFmode constants.
3839 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3841 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3843 2009-06-17 Olivier Hainque <hainque@adacore.com>
3845 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3846 const char ** conversion in AIX specific section.
3848 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3850 * config/i386/i386.c (ix86_special_builtin_type): Remove
3851 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3852 (bdesc_special_args): Updated.
3853 (ix86_init_mmx_sse_builtins): Likewise.
3854 (ix86_expand_special_args_builtin): Likewise.
3856 2009-06-17 Richard Henderson <rth@redhat.com>
3858 * tree-pretty-print.c (maybe_dump_asm_name): New.
3859 (dump_decl_name): Use it.
3860 (PRINT_FUNCTION_NAME): Merge into...
3861 (dump_function_name): ... here. Use maybe_dump_asm_name.
3863 2009-06-17 Cary Coutant <ccoutant@google.com>
3865 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3867 * debug.c (struct gcc_debug_hooks): Change placeholder for
3869 (debug_nothing_int_charstar_int): Replaced by...
3870 (debug_nothing_int_charstar_int_bool): ...this.
3871 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3872 source_line prototype.
3873 (debug_nothing_int_charstar_int): Replaced by...
3874 (debug_nothing_int_charstar_int_bool): ...this.
3875 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3876 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3877 Output is_stmt operand when necessary.
3878 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3879 (notice_source_line): Add is_stmt parameter.
3880 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3881 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3883 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3884 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3886 2009-06-17 Ian Lance Taylor <iant@google.com>
3888 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3890 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3893 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3895 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3896 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3897 tree_strip_sign_nop_conversions and
3898 tree_ssa_strip_useless_type_conversions rather than stripping
3899 the operations here.
3900 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3902 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3903 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3904 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3905 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3908 2009-06-17 Michael Eager <eager@eagercon.com>
3910 * config/rs6000/constraints.md (register_constraint "d"): New.
3911 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3912 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3913 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3914 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3915 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3916 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3917 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3918 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3919 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3920 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3922 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3923 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3924 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3925 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3926 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3927 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3928 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3929 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3930 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3931 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3932 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3933 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3934 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3935 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3937 2009-06-16 Ian Lance Taylor <iant@google.com>
3939 * profile.c (total_num_never_executed): Don't define.
3940 (compute_branch_probabilities): Don't count or print
3942 (init_branch_prob): Don't set total_num_never_executed.
3943 (end_branch_prob): Don't print total_num_never_executed.
3945 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3947 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3949 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3951 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3952 (nabstd2_fpr): Same.
3954 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3956 * expr.c (expand_assignment): Change complex type check.
3958 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3960 * doc/plugins.texi (Building GCC plugins): Added new section.
3962 2009-06-17 Ian Lance Taylor <iant@google.com>
3964 * c-pch.c (get_ident): Don't set size of templ array.
3965 (pch_init): Don't set size of partial_pch array.
3967 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3968 string constant to intialize an array whose size is the length of
3971 2009-06-17 Richard Guenther <rguenther@suse.de>
3973 PR tree-optimization/40389
3974 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3975 to addressable types.
3976 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3978 2009-06-17 Richard Guenther <rguenther@suse.de>
3981 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3982 if there is no evolution of left in the loop bail out.
3983 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3984 chrec_fold_multiply.
3986 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3987 Janis Johnson <janis187@us.ibm.com>
3990 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3991 for the symbol ref of a constant that is the source of a move
3992 - nor for any other not-obvious-label-ref constants.
3994 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3996 * plugin.c (position_pass): Skip newly inserted pass during list
3997 traversal to avoid repeated insertion.
3999 2009-06-16 Ian Lance Taylor <iant@google.com>
4001 * vec.h (VEC_stack_alloc): Define different version if
4002 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
4003 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
4004 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
4005 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4007 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
4009 * config.gcc (extra_headers): Add ia32intrin.h for x86.
4011 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
4012 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
4013 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
4014 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
4015 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
4016 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4017 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4018 (bdesc_special_args): Add __builtin_ia32_rdtsc and
4019 __builtin_ia32_rdtscp.
4020 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
4021 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
4022 and __builtin_ia32_rorhi.
4023 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
4024 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4025 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4026 (ix86_expand_args_builtin): Likewise.
4027 (ix86_expand_special_args_builtin): Likewise.
4029 * config/i386/i386.md (UNSPECV_RDTSCP): New.
4030 (UNSPECV_RDTSC): Likewise.
4031 (UNSPECV_RDPMC): Likewise.
4032 (*bsr): Renamed to ...
4034 (*bsr_rex64): Renamed to ...
4038 (*rdpmc_rex64): Likewise.
4041 (*rdtsc_rex64): Likewise.
4043 (*rdtscp): Likewise.
4044 (*rdtscp_rex64): Likewise.
4046 * config/i386/ia32intrin.h: New.
4048 * config/i386/x86intrin.h: Include <ia32intrin.h>.
4050 2009-06-16 Ian Lance Taylor <iant@google.com>
4052 * ira-build.c (copy_info_to_removed_store_destinations):
4053 Initialize parent_a.
4055 2009-06-16 Ian Lance Taylor <iant@google.com>
4057 * c-decl.c (grokdeclarator): Change size_varies to bool.
4059 2009-06-16 Ian Lance Taylor <iant@google.com>
4061 * sel-sched.c: Make forward declarations of move_op_hooks and
4062 fur_hooks explicitly extern.
4064 2009-06-16 Ian Lance Taylor <iant@google.com>
4066 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
4067 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
4069 2009-06-16 Ian Lance Taylor <iant@google.com>
4071 * resource.c (mark_referenced_resources): Change
4072 include_delayed_effects parameter to bool. Change all callers.
4073 (mark_end_of_function_resources): Likewise.
4074 * reorg.c (insn_references_resource_p): Likewise.
4075 (insn_sets_resource_p): Likewise.
4076 * resource.h (mark_referenced_resources): Update declaration.
4077 (mark_end_of_function_resources): Update declaration.
4079 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4081 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
4083 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4085 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
4086 GCC can bootstrap on AIX with GNU Binutils 2.20.
4088 2009-06-16 Ian Lance Taylor <iant@google.com>
4090 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
4092 2009-06-16 Ian Lance Taylor <iant@google.com>
4094 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
4095 inline, not extern inline.
4096 (exact_log2): Likewise.
4097 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
4099 (exact_log2): Likewise, but don't test CTZ_HWI.
4101 2009-06-16 Ian Lance Taylor <iant@google.com>
4103 * bitmap.c (bitmap_clear): Don't declare as inline.
4104 * gimple.c (gimplify_assign): Likewise.
4105 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4106 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
4107 (sched_scan_info): Remove duplicate definition.
4109 2009-06-16 Ian Lance Taylor <iant@google.com>
4111 * c-common.c (skip_evaluation): Don't define.
4112 (c_inhibit_evaluation_warnings): Define global variable.
4113 (overflow_warning): Check c_inhibit_evaluation_warnings rather
4114 than skip_evaluation.
4115 (convert_and_check, warn_for_div_by_zero): Likewise.
4116 * c-common.h (skip_evaluation): Don't declare.
4117 (c_inhibit_evaluation_warnings): Declare.
4118 * c-parser.c (c_parser_typeof_specifier): Set
4119 c_inhibit_evaluation_warnings rather than skip_evaluation.
4120 (c_parser_conditional_expression): Likewise.
4121 (c_parser_binary_expression): Likewise.
4122 (c_parser_sizeof_expression): Likewise.
4123 (c_parser_alignof_expression): Likewise.
4124 * c-typeck.c (build_indirect_ref): Check
4125 c_inhibit_evaluation_warnings rather than skip_evaluation.
4126 (build_conditional_expr, build_binary_op): Likewise.
4128 2009-06-16 Richard Guenther <rguenther@suse.de>
4130 * tree-ssa-alias.c (is_escape_site): Remove.
4131 * tree-ssa-alias.h (enum escape_type): Remove.
4132 (is_escape_site): Likewise.
4133 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
4134 via casts and asms without deferring to is_escape_site.
4136 2009-06-16 Jakub Jelinek <jakub@redhat.com>
4139 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
4140 use gen_lowpart if op0 has complex mode.
4142 2009-06-16 Richard Guenther <rguenther@suse.de>
4144 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
4145 variables add them to ESCAPED.
4146 (find_func_aliases): Do not make all indirectly stored values escaped.
4148 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
4150 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
4153 2009-06-16 Martin Jambor <mjambor@suse.cz>
4155 PR tree-optimization/40432
4156 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
4157 check whether we need to force gimple register operand.
4159 2009-06-16 Martin Jambor <mjambor@suse.cz>
4161 PR tree-optimization/40413
4162 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
4163 build_ref_for_offset.
4164 (propagate_subacesses_accross_link): Fix a typo in a comment.
4166 2009-06-16 Ira Rosen <irar@il.ibm.com>
4168 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
4169 with additional parameter.
4170 * tree-vectorizer.h (enum vect_def_type): Add new value
4172 (enum vect_relevant): Add comments.
4173 (vect_is_simple_reduction): Add new argument.
4174 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
4175 Detect nested cycles.
4176 (vect_is_simple_reduction): Update documentation, add an argument to
4177 distinguish inner-loop reduction from nested cycle, detect nested
4178 cycles, fix printings and indentation, don't swap operands in case
4180 (get_initial_def_for_reduction): Handle subtraction.
4181 (vect_create_epilog_for_reduction): Add new argument to specify
4183 (vect_finalize_reduction): Handle subtraction, fix comments.
4184 (vectorizable_reduction): Handle nested cycles. In case of nested
4185 cycle keep track of the reduction variable position. Call
4186 vect_is_simple_reduction with additional parameter. Use original
4187 statement code in reduction epilogue for nested cycle. Call
4188 vect_create_epilog_for_reduction with additional parameter.
4189 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
4190 inner-loop vectorization.
4191 (vect_recog_widen_sum_pattern): Likewise.
4192 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
4194 (vect_mark_stmts_to_be_vectorized): Likewise.
4195 (vect_get_vec_def_for_operand): Handle nested cycles.
4197 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4199 * doc/invoke.texi (Debugging Options): Fix option index entries
4200 for -fdump-statistics, -frandom-seed add entries for
4201 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
4202 (FRV Options): Fix entries for -mTLS, -mtls.
4203 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
4204 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
4205 (M68hc1x Options): Fix @itemx for -mnominmax.
4206 (MCore Options): Fix entry for -mno-lsim.
4207 (MMIX Options): Fix entry for -mabi=mmixware.
4208 (PDP-11 Options): Fix entry for -mbcopy-builtin.
4210 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
4212 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
4213 Mention the plugin mode of gengtype.
4214 * doc/gty.texi (Source Files Containing Type Information): Likewise.
4215 * gengtype.c: Updated copyright.
4216 (plugin_files, nb_plugin_files) Added new static variables.
4217 (measure_input_list) Care about plugin_files.
4218 (write_rtx_next): Added early return in plugin mode.
4219 (create_file): Updated copyright year in generated file. Added
4221 (oprintf): Added early return if NULL outf.
4222 (get_output_file_with_visibility): Care of plugin_files.
4223 (get_output_file_name): May return null.
4224 (write_local): Added early return.
4225 (put_mangled_filename): Ditto.
4226 (finish_root_table): Added check for base_files.
4227 (write_roots): Care about null when plugins.
4228 (main): Added plugin mode.
4230 2009-06-15 Ian Lance Taylor <iant@google.com>
4232 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
4233 * gcov.c (read_count_file): Add braces around variables declared
4236 * c.opt (Wjump-misses-init): New warning.
4237 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
4238 -Wall and -Wc++-compat if not already set.
4239 (c_common_post_options): Clear warn_jump_misses_init if it was not
4241 * c-decl.c (struct c_binding): Change type field to a union with
4242 new label field. Make it the first field in the struct. Update
4243 references to type to use u.type instead.
4244 (struct c_spot_bindings): Define.
4245 (struct c_goto_bindings): Define.
4246 (c_goto_bindings_p): Define, along with VECs.
4247 (struct c_label_vars): Define.
4248 (struct c_scope): Add has_label_bindings field.
4249 (bind_label, set_spot_bindings): New static functions.
4250 (decl_jump_unsafe, update_spot_bindings): New static functions.
4251 (update_label_decls): New static function.
4252 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
4253 Update binding u.label field to shadowed field.
4254 (c_binding_start_stmt_expr): New function.
4255 (c_binding_end_stmt_expr): New function.
4256 (pushdecl): Don't call c_begin_vm_scope.
4257 (make_label): Add defining and p_label_vars parameters. Change
4259 (lookup_label): Correct test for whether a label has not yet been
4260 defined. Call bind_label rather than bind.
4261 (warn_about_goto): New static function.
4262 (lookup_label_for_goto): New function.
4263 (declare_label): Call bind_label rather than bind.
4264 (check_earlier_gotos): New static function.
4265 (define_label): Don't give errors about jumping into statement
4266 expressions or scopes of variably modified types. Call
4267 set_spot_bindings and check_earlier_gotos. Call bind_label
4268 instead of bind. Don't set label_context_stack_se or
4269 label_context_stack_vm.
4270 (c_get_switch_bindings): New function.
4271 (c_release_switch_bindings): New function.
4272 (c_check_switch_jump_warnings): New function.
4273 (start_function): Don't set label_context_stack_se or
4274 label_context_stack_vm.
4275 (finish_function): Likewise.
4276 * c-typeck.c (label_context_stack_se): Don't define.
4277 (label_context_stack_vm): Don't define.
4278 (c_finish_goto_label): Call lookup_label_for_goto rather than
4279 lookup_label. Don't give errors about jumping into a statement
4280 expression or the scope of a variably modified type. Don't set
4281 label_context_stack_se or label_context_stack_vm.
4282 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
4283 fields. Add bindings field.
4284 (c_start_case): Don't set deleted fields. Set bindings field.
4285 (do_case): Rework order of tests. Don't check blocked_stmt_expr
4286 or blocked_vm. Call c_check_switch_jump_warnings.
4287 (c_finish_case): Don't test blocked_stmt_expr field. Call
4288 c_release_switch_bindings.
4289 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
4290 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4291 set label_context_stack_se. Call c_bindings_start_stmt_expr.
4292 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
4293 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4294 set label_context_stack_se. Call c_bindings_end_stmt_expr.
4295 (c_begin_vm_scope, c_end_vm_scope): Don't define.
4296 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
4297 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
4298 (C_DECL_UNJUMPABLE_VM): Don't define.
4299 (C_DECL_UNDEFINABLE_VM): Don't define.
4300 (struct c_label_list): Don't define.
4301 (struct c_label_context_se): Don't define.
4302 (struct c_label_context_vm): Don't define.
4303 (struct c_spot_bindings): Declare.
4304 (c_bindings_start_stmt_expr): Declare.
4305 (c_bindings_end_stmt_expr): Declare.
4306 (lookup_label_for_goto): Declare.
4307 (c_get_switch_bindings, c_release_switch_bindings): Declare.
4308 (c_check_switch_jump_warnings): Declare.
4309 (label_context_stack_se, label_context_stack_vm): Don't declare.
4310 (c_finish_goto_label): Update declaration.
4311 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
4312 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
4313 (Warning Options): Document -Wjump-misses-init.
4315 2009-06-15 Jakub Jelinek <jakub@redhat.com>
4317 * tree-object-size.c (addr_object_size): Fix a pasto in the last
4320 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4322 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
4324 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4326 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
4328 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4330 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
4332 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4334 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
4335 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
4336 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
4337 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
4338 * dwarf2asm.c (dw2_force_const_mem): Update call to
4340 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
4341 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
4342 * langhooks.c (lhd_comdat_group): Remove.
4343 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
4344 * tree.h (DECL_COMDAT_GROUP): New.
4345 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
4346 (tree_decl_with_vis): Add comdat_group. Remove one_only.
4347 (make_decl_one_only): Change signature.
4348 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
4350 (make_decl_one_only): Change signature.
4351 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
4353 2009-06-15 Richard Guenther <rguenther@suse.de>
4356 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
4358 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4360 * tree-ssa-math-opts.c: Remove extra divide.
4362 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4364 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
4366 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4368 * passes.c: Add bswap pass.
4369 * tree-pass.h: Add pass_optimize_bswap declaration.
4370 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
4371 Include rtl.h, expr.h and optabs.h for optab_handler check.
4372 (struct symbolic_number, pass_optimize_bswap): New definition.
4373 (do_shift_rotate, verify_symbolic_number_p): New functions.
4374 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
4375 (gate_optimize_bswap): New function.
4376 * tree.c (widest_int_cst_value): New function.
4377 * tree.h (widest_int_cst_value): Prototype added.
4379 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
4381 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
4382 REG_EQUAL/REG_EQUIV notes.
4384 2009-06-14 Richard Guenther <rguenther@suse.de>
4387 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
4388 has its address taken if NRV was applied and it is addressable.
4389 * tree-ssa-structalias.c (get_constraint_for_address_of): New
4390 function split out from ...
4391 (get_constraint_for_1): ... here.
4392 (handle_rhs_call): Use it to mark the return slot escaped if
4393 it is addressable and NRV was applied.
4395 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4397 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
4398 Change first argument type to location_t.
4399 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
4400 Do not set input_location.
4401 Use loc instead of input_location throughout.
4403 2009-06-13 Richard Guenther <rguenther@suse.de>
4405 PR tree-optimization/40421
4406 * tree-predcom.c (should_unroll_loop_p): Remove.
4407 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
4409 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4411 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4412 Add location argument.
4414 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4416 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
4418 * config/s390/s390.c (s390_build_builtin_va_list): Same.
4419 (s390_gimplify_va_arg): Pass location to create_artificial_label.
4420 * config/spu/spu-protos.h: Add location to
4421 spu_resolve_overloaded_builtin.
4422 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
4423 spu_build_builtin_va_list.
4424 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
4425 argument. Pass location to build_function_call_vec.
4426 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
4428 (emit_fpu_switch): Same.
4429 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
4430 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
4431 to build_decl and create_artificial_label.
4432 (xtensa_gimplify_va_arg_expr): Same.
4433 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
4434 (xstormy16_gimplify_va_arg_expr): Same.
4435 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
4436 * config/arm/arm.c (arm_build_builtin_va_list): Same.
4437 * config/mips/mips.c (mips_build_builtin_va_list): Same.
4438 (mips16_build_function_stub): Same.
4439 (mips16_build_call_stub): Same.
4441 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
4444 * arm/constraints.md (Pa, Pb): New constraints.
4445 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
4446 split pattern to deal with them.
4448 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
4450 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
4451 fix index entry for -Xpreprocessor.
4453 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4455 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4456 Add location argument to build_decl call.
4457 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4458 (rs6000_init_builtins): Same.
4459 (spe_init_builtins): Same.
4460 (rs6000_gimplify_va_arg): Add location argument to
4461 create_artificial_label call.
4463 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4465 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4466 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4467 * Makefile.in: Fix GGC dependency for gcse.o.
4469 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4471 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4472 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4473 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4475 * c-parser.c (c_parser_binary_expression): Use current column while
4476 building binary operations.
4477 * common.opt (fshow-column): Enable by default.
4478 * tree-vrp.c (check_array_ref): Use warning_at.
4479 (check_array_bounds): Use location from call back if expr has no
4481 * tree.h: Add location argument to maybe_fold_*.
4482 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4483 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4484 (maybe_fold_offset_to_component_ref): Same.
4485 (maybe_fold_offset_to_reference): Same.
4486 (maybe_fold_offset_to_address): Same.
4487 (maybe_fold_stmt_indirect): Same.
4488 (maybe_fold_stmt_addition): Same.
4489 (fold_stmt_r): Pass location to maybe_fold_*.
4490 (fold_gimple_assign): Same.
4491 * c-tree.h: Add location argument to finish_decl,
4492 default_function_array_conversion, store_init_value.
4493 * c-decl.c (define_label): Use error_at.
4494 (c_make_fname_decl): Pass location to finish_decl.
4495 (finish_decl): New location argument.
4496 (build_compound_literal): Pass location to store_init_value.
4497 (grokdeclarator): Pass location to finish_decl.
4499 * c-typeck.c (array_to_pointer_conversion): New location argument.
4500 (function_to_pointer_conversion): Same.
4501 (default_function_array_conversion): Same.
4502 (parser_build_unary_op): Pass location to overflow_warning.
4503 (parser_build_binary_op): Same. Use warning_at.
4504 (build_unary_op): Pass location to array_to_pointer_conversion.
4505 (build_c_cast): Pass location to digest_init.
4506 (build_modify_expr): New location argument.
4507 (convert_for_assignment): Same.
4508 (store_init_value): Same.
4509 (digest_init): Same.
4510 (output_init_element): Pass location to digest_init and
4511 array_to_pointer_conversion.
4512 (c_finish_return): Pass location to convert_for_assignment.
4513 * gimplify.c (gimplify_conversion): Pass location to
4514 maybe_fold_offset_to_address.
4515 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4516 to maybe_fold_stmt_addition.
4517 * c-omp.c (c_finish_omp_atomic): Pass new location to
4519 (c_finish_omp_for): Same.
4520 * c-common.c (overflow_warning): New argument.
4521 * c-common.h: New argument to build_modify_expr, overflow_warning.
4522 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4524 (c_parser_initializer): Pass location to
4525 default_function_array_conversion.
4526 (c_parser_initelt): Same.
4527 (c_parser_initval): Same.
4528 (c_parser_asm_operands): Same.
4529 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4530 (c_parser_conditional_expression): Same.
4531 (c_parser_binary_expression): Add location info to stack. Use it.
4532 (c_parser_unary_expression): Pass location to
4533 default_function_array_conversion, parser_build_unary_op,
4534 build_indirect_ref, c_parser_postfix_expression_after_primary.
4535 (c_parser_postfix_expression_after_primary): New location argument.
4537 (c_parser_expression_conv): Pass location to
4538 default_function_array_conversion.
4539 (c_parser_expr_list): Same.
4540 (c_parser_omp_atomic): Same.
4541 (c_parser_omp_for_loop): Same.
4542 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4543 (build_array_declarator): New argument.
4544 * c-decl.c (build_array_declarator): Add location argument.
4545 (grokdeclarator): Set id_loc for cdk_array.
4546 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4547 build_array_declarator.
4548 * tree.c (build_omp_clause): Add location argument.
4549 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4550 (OMP_CLAUSE_LOCATION): New macro.
4551 (struct tree_omp_clause): Add location field.
4552 (build_omp_clause): Add argument.
4553 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4554 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4556 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4557 (cp_parser_omp_clause_collapse): Same.
4558 (cp_parser_omp_clause_default): Same.
4559 (cp_parser_omp_clause_if): Same.
4560 (cp_parser_omp_clause_nowait): Same.
4561 (cp_parser_omp_clause_num_threads): Same.
4562 (cp_parser_omp_clause_ordered): Same.
4563 (cp_parser_omp_clause_schedule): Same.
4564 (cp_parser_omp_clause_untied): Same.
4565 (cp_parser_omp_for_loop): Same.
4566 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4567 * c-tree.h (c_start_case): Add location argument.
4568 (c_process_expr_stmt): Same.
4569 (c_finish_goto_*): Same.
4570 * tree-parloops.c (initialize_reductions): Pass location to
4572 (create_parallel_loop): Same.
4573 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4574 (gfc_trans_omp_reduction_list): Same.
4575 (gfc_trans_omp_clauses): Same.
4576 (gfc_trans_omp_do): Same.
4577 * c-typeck.c (c_finish_goto_label): Same.
4578 (c_finish_goto_ptr): New location argument.
4579 (c_start_case): Same.
4580 (emit_side_effect_warnings): Same.
4581 (c_process_expr_stmt): Same.
4582 (c_finish_stmt_expr): Same.
4583 (c_finish_omp_clauses): Use error_at instead of error.
4584 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4586 * c-omp.c (c_split_parallel_clauses): New location argument.
4587 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4588 to build_omp_clause.
4589 (convert_local_reference_stmt): Same.
4590 (convert_gimple_call): Same.
4591 * c-common.h (c_split_parallel_clauses): New argument.
4592 * c-parser.c (c_parser_statement_after_labels): Pass location to
4593 c_finish_goto_label.
4594 (c_parser_switch_statement): Pass location to c_start_case.
4595 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4596 and c_process_expr_stmt.
4597 (c_parser_omp_variable_list): Add location argument.
4598 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4599 (c_parser_omp_clause_default): Same.
4600 (c_parser_omp_clause_if): Same.
4601 (c_parser_omp_clause_num_threads): Same.
4602 (-c_parser_omp_clause_ordered): Same.
4603 (c_parser_omp_clause_reduction): Pass location to
4604 c_parser_omp_variable_list.
4605 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4606 (c_parser_omp_clause_untied): Same.
4607 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4608 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4610 * c-tree.h (check_for_loop_decls, undeclared_variable,
4611 build_component_ref, build_array_ref, build_external_ref,
4612 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4613 build_conditional_expr, build_compound_expr, c_cast_expr,
4614 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4615 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4617 * c-semantics.c (build_stmt): Same.
4618 (build_case_label): Same.
4619 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4620 (undeclared_variable): New argument.
4622 (lookup_label): Pass location on down.
4623 (define_label): Same.
4624 (finish_decl): Same.
4625 (build_compound_literal): Same.
4626 (finish_struct): Same.
4627 (finish_function): Do not set location here.
4628 (check_for_loop_decls): New argument.
4629 * tree.c (save_expr): Set location.
4630 (build_empty_stmt): New argument.
4631 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4632 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4633 * builtins.c (gimplify_va_arg_expr): Use locations.
4634 (expand_builtin_sync_operation): Same.
4635 * c-typeck.c (build_component_ref): New argument.
4636 (build_array_ref): Same.
4637 (build_external_ref): Same.
4638 (c_expr_sizeof_expr): Same.
4639 (c_expr_sizeof_type): Same.
4640 (parser_build_unary_op): Same.
4641 (build_conditional_expr): Same.
4642 (build_compound_expr): Pass location on down.
4643 (build_compound_expr): New argument.
4644 (build_c_cast): Same.
4645 (c_cast_expr): Same.
4646 (build_asm_expr): Same.
4647 (c_finish_return): Same.
4648 (c_process_expr_stmt): Pass location on down.
4649 (c_finish_stmt_expr): New argument.
4650 (push_clenaup): Same.
4651 (c_finish_omp_parallel): Same.
4652 (c_finish_omp_task): Same.
4653 * gimplify.c (gimplify_call_expr): Pass location on down.
4654 * c-omp.c (c_finish_omp_master): New argument.
4655 (c_finish_omp_critical): Same.
4656 (c_finish_omp_ordered): Same.
4657 (c_finish_omp_barrier): Same.
4658 (-c_finish_omp_taskwait): Same.
4659 (c_finish_omp_atomic): Same.
4660 (c_finish_omp_flush): Same.
4661 * tree-inline.c (copy_tree_body_r): Pass location on down.
4662 (inline_forbidden_p): Remove use of input_location.
4663 * c-gimplify.c (c_build_bind_expr): New argument.
4664 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4665 (c_sizeof_or_alignof_type): New argument.
4666 (c_alignof_expr): Same.
4667 (build_va_arg): Same.
4668 (c_add_case_label): Same.
4669 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4670 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4671 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4672 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4673 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4674 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4676 * stub-objc.c (objc_build_selector_expr): Same.
4677 (objc_build_throw_stmt): Same.
4678 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4679 (c_parser_initelt): Same.
4680 (c_parser_compound_statement): Same.
4681 (c_parser_compound_statement_nostart): Same.
4682 (c_parser_label): Same.
4683 (c_parser_statement_after_labels): Same.
4684 (c_parser_if_body): Same.
4685 (c_parser_else_body): Same.
4686 (c_parser_if_statement): Same.
4687 (c_parser_switch_statement): Same.
4688 (c_parser_while_statement): Same.
4689 (c_parser_do_statement): Same.
4690 (c_parser_for_statement): Same.
4691 (c_parser_asm_statement): Same.
4692 (c_parser_conditional_expression): Same.
4693 (c_parser_binary_expression): Same.
4694 (c_parser_cast_expression): Same.
4695 (c_parser_unary_expression): Same.
4696 (c_parser_sizeof_expression): Same.
4697 (c_parser_alignof_expression): Same.
4698 (c_parser_postfix_expression): Same.
4699 (c_parser_expression): Same.
4700 (c_parser_objc_receiver): Same.
4701 (c_parser_omp_variable_list): Same.
4702 (c_parser_omp_structured_block): Same.
4703 (c_parser_omp_atomic): New argument.
4704 (c_parser_omp_barrier): Same.
4705 (c_parser_omp_critical): Same.
4706 (c_parser_omp_flush): Pass location on down.
4707 (c_parser_omp_for_loop): New argument.
4708 (c_parser_omp_for): Same.
4709 (c_parser_omp_master): Same.
4710 (c_parser_omp_ordered): Same.
4711 (c_parser_omp_sections_scope): Same.
4712 (c_parser_omp_sections): Same.
4713 (c_parser_omp_parallel): Same.
4714 (c_parser_omp_single): Same.
4715 (c_parser_omp_task): Same.
4716 (c_parser_omp_taskwait): Pass location on down.
4717 (c_parser_omp_construct): Same.
4718 (c_parser_omp_threadprivate): Same.
4719 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4720 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4721 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4722 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4723 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4724 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4725 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4726 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4727 config/i386/i386.c, stmt.c:
4728 Add location argument to the following function definitions and/or
4729 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4730 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4731 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4732 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4733 do_case, c_finish_bc_stmt, build_compound_literal,
4734 build_function_call.
4735 * c-decl.c (build_compound_literal): Add location argument.
4736 Make all diagnostic calls use location.
4737 (start_struct): Same.
4738 (finish_struct): Same.
4740 (build_enumerator): Same.
4741 (start_function): Same.
4742 (grokdeclarator): Make all diagnostic calls use location.
4743 (store_parm_decls_oldstyle): Same.
4744 * c-typeck.c (build_function_call): Add location argument.
4745 Make all diagnostic calls use location.
4747 (c_finish_bc_stmt): Same.
4748 * tree-nested.c (get_trampoline_type): Add argument.
4749 Pass location to build_decl.
4750 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4751 * rtl.h (RTL_LOCATION): New.
4752 * c-common.c (c_add_case_label): Add location argument.
4753 Make all diagnostic calls use location.
4754 * c-common.h: Add location argument to make_fname_decl, do_case,
4755 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4756 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4757 Set it appropriately for every case. Pass enum_loc to start_enum
4758 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4760 (c_parser_struct_or_union_specifier): Save location. Use it for
4761 start_struct, finish_struct, and parser_xref_tag.
4763 2009-06-12 Ian Lance Taylor <iant@google.com>
4765 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4767 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4768 cpp_opts->warn_cxx_operator_names.
4770 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4773 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4774 is returns NULL and OP is a VCE, look through the VCE.
4776 2009-06-12 Ian Lance Taylor <iant@google.com>
4779 * collect2.c (main): Use CONST_CAST2 in code inside #if
4780 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4782 2009-06-12 Joey Ye <joey.ye@intel.com>
4785 * cfgexpand.c (get_decl_align_unit): Update
4786 max_used_stack_slot_alignment with align instead of
4787 stack_alignment_needed.
4789 * function.c (assign_stack_local_1): Update
4790 max_used_stack_slot_alignment with alignment_in_bits instead
4791 of stack_alignment_needed.
4792 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4795 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4797 * dwarf2out.c (last_var_location_insn): New variable.
4798 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4799 (dwarf2out_var_location): Don't record anything after last real
4800 insn. Only change labels if there were any real instructions
4801 in between last note and this one, or if changed sections.
4803 2009-06-11 Richard Henderson <rth@redhat.com>
4805 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4806 note when storing the frame pointer in a register.
4807 (FRP): Don't redefine to nothing for epilogue.
4808 (alpha_expand_epilogue): Mark register and sp restores.
4809 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4811 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4812 when gen_lowpart is needed.
4814 2009-06-11 Richard Henderson <rth@redhat.com>
4816 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4818 * dwarf2out.c (need_data_align_sf_opcode): New.
4819 (div_data_align): Move earlier.
4820 (def_cfa_1, reg_save): Use it.
4822 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4824 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4825 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4826 (ix86_handle_option): Handle OPT_mcrc32.
4827 (ix86_target_string): Add -mcrc32.
4828 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4830 * config/i386/i386.h (TARGET_CRC32): New.
4832 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4833 (sse4_2_crc32di): Likewise.
4835 * config/i386/i386.opt (mcrc32): New.
4837 * doc/invoke.texi: Document -mcrc32.
4839 2009-06-11 Richard Henderson <rth@redhat.com>
4841 * common.opt (gdwarf-): Accept a version number.
4842 * doc/invoke.texi (gdwarf-): Update docs.
4843 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4844 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4845 version level, and record it.
4847 * dwarf2.h (DW_CIE_VERSION): Remove.
4848 * dwarf2out.c (DWARF_VERSION): Remove.
4849 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4850 (output_call_frame_info): Use CIE version 3 for dwarf3,
4851 or if the return register column is out of range for version 1.
4852 (dwarf_stack_op_name): Add all dwarf3 values.
4853 (DEBUG_PUBTYPES_SECTION): New.
4854 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4855 encoding change for dwarf3.
4856 (output_die) [dw_val_class_die_ref]: Likewise.
4857 (output_compilation_unit_header): Emit correct version for dwarf3.
4858 (output_line_info): Likewise.
4859 (output_pubnames): Update for DWARF_VERSION removal.
4860 (output_aranges): Likewise.
4861 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4862 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4863 (dwarf2out_finish): Likewise.
4865 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4867 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4870 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4873 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4874 * builtins.c (expand_builtin_unreachable): New function.
4875 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4876 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4877 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4879 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4880 searching for missing barriers.
4882 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4884 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4885 when -fprofile-generate* was passed.
4886 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4888 2009-06-11 Anthony Green <green@moxielogic.com>
4890 * config/moxie/moxie.md: Define length attribute for all instructions.
4892 (*b<cond:code>): Support limited branch ranges for new PC-relative
4893 branch instructions.
4894 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4896 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4898 * config/i386/i386.c (min_insn_size): Use get_attr_length
4899 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4902 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4903 instead of emit_insn_before.
4905 2009-06-10 Ian Lance Taylor <iant@google.com>
4908 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4911 2009-06-10 Revital Eres <eres@il.ibm.com>
4913 * passes.c (init_optimization_passes): Reschedule
4914 predictive-commoning pass before complete unroll pass.
4916 2009-06-10 Martin Jambor <mjambor@suse.cz>
4918 * cgraph.c (cgraph_node_can_be_local_p): New function.
4919 (cgraph_make_node_local): New function.
4920 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4921 (cgraph_make_node_local): Declare.
4923 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4925 * tree.h (tree_base): Add packed_flag and user_align fields.
4926 Decrease size of spare field.
4927 (TYPE_USER_ALIGN): Use user_align from tree_base.
4928 (DECL_USER_ALIGN): Likewise.
4929 (TYPE_PACKED): Use packed_flag from tree_base.
4930 (DECL_PACKED): Likewise.
4931 (tree_type): Delete packed_flag and user_align fields. Widen
4932 precision field. Widen mode field and shuffle fields to align
4933 mode on an 8-bit boundary.
4934 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4935 Renumber decl_flag_* fields. Fix comments. Widen
4936 decl_common_unused field.
4937 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4938 (DECL_EXTERNAL): Likewise.
4939 (DECL_BIT_FIELD): Likewise.
4940 (DECL_NONADDRESSABLE_P): Likewise.
4941 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4942 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4944 2009-06-10 Ian Lance Taylor <iant@google.com>
4946 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4947 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4948 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4949 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4950 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4951 DEF_VEC_ALLOC_FUNC_P.
4952 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4953 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4954 DEF_VEC_ALLOC_FUNC_O.
4955 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4956 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4957 DEF_VEC_ALLOC_FUNC_I.
4958 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4959 (vec_stack_p_reserve_exact_1): Declare.
4960 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4961 (vec_stack_free): Declare.
4962 (VEC_stack_alloc): Define.
4963 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4964 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4965 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4966 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4968 (stack_vecs): New static variable.
4969 (vec_stack_p_reserve_exact_1): New function.
4970 (vec_stack_o_reserve_1): New static function.
4971 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4972 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4973 (vec_stack_free): New function.
4974 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4975 (VEC_df_ref_stack_alloc): Define.
4976 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4977 DEF_VEC_ALLOC_P_STACK.
4978 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4979 (struct df_collection_rec): Change _vec fields to VEC. Remove
4981 (df_free_collection_rec): Adjust for new fields.
4982 (df_insn_rescan): Use new df_collection_rec fields.
4983 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4984 (df_ref_create_structure, df_ref_record): Likewise.
4985 (df_get_conditional_uses, df_get_call_refs): Likewise.
4986 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4987 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4988 (df_record_exit_block_uses, df_bb_verify): Likewise.
4989 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4990 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4991 Remove count parameter. Change return type to void. Change all
4993 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4994 Remove count parameter. Change return type to void. Change all
4996 (df_install_refs): Change old_vec parameter to VEC. Remove count
4997 parameter. Change all callers.
4998 (df_install_mws): Change old_vec parameter to VEC. Remove count
4999 parameter. Change all callers.
5000 (df_refs_verify): Change new_rec parameter to VEC. Change call
5002 (df_mws_verify): Likewise.
5004 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
5006 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
5008 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
5010 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
5012 2009-06-10 Anthony Green <green@moxielogic.com>
5014 * config/moxie/crti.asm: New file.
5015 * config/moxie/crtn.asm: New file.
5016 * config/moxie/moxie.c: New file.
5017 * config/moxie/moxie.h: New file.
5018 * config/moxie/sfp-machine.h: New file.
5019 * config/moxie/moxie-protos.h: New file.
5020 * config/moxie/t-moxie: Created.
5021 * config/moxie/t-moxie-softfp: Created.
5022 * config/moxie/moxie.md: Created.
5023 * config/moxie/constraints.md: Created.
5024 * config.gcc: Add moxie support.
5025 * doc/md.texi (Machine Constraints): Add moxie constraints.
5026 * doc/contrib.texi (Contributors): Mention moxie port.
5027 * doc/install.texi (Specific): Mention the moxie port.
5029 2009-06-09 Ian Lance Taylor <iant@google.com>
5031 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
5033 * optabs.c (optab_table): Only use designated initializers if
5034 HAVE_DESIGNATED_INITIALIZERS is defined.
5035 (convert_optab_table): Likewise.
5036 (init_optabs): Always call init_insn_codes if
5037 HAVE_DESIGNATED_INITIALIZERS is not defined.
5039 2009-06-09 Ian Lance Taylor <iant@google.com>
5041 * targhooks.c (default_builtin_vectorized_function): Change fn
5042 parameter to unsigned int.
5043 (default_builtin_vectorized_conversion): Change code parameter to
5045 (default_builtin_reciprocal): Change fn parameter to unsigned int.
5046 * targhooks.h: Update declarations.
5047 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
5048 parameter to unsigned int.
5050 * c-typeck.c (comptypes_check_enum_int): New static function.
5051 (comptypes_internal): Add enum_and_int_p parameter. Change all
5053 (comp_target_types): Add location parameter. Change all callers.
5054 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
5056 (function_types_compatible_p, type_lists_compatible_p): Likewise.
5057 (build_conditional_expr): Add colon_loc parameter. Change all
5059 (convert_for_assignment): Add location parameter. Change all callers.
5060 * c-parser.c (c_parser_conditional_expression): Pass location of
5061 colon to build_conditional_expr.
5062 * c-tree.h (build_conditional_expr): Update declaration.
5064 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5066 * graphite.c: Revert previous patch.
5068 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5071 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5073 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
5075 * tree-ssa-loop-prefetch.c
5076 (loop_prefetch_arrays): Fixed a portability problem in printf format
5079 2009-06-09 Martin Jambor <mjambor@suse.cz>
5081 PR tree-optimization/40351
5082 * tree-sra.c (propagate_subacesses_accross_link): Check that a
5083 refrence to a potential artifical subaccess can be constructed.
5085 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5087 * config/sh/sh-protos.h (sh_optimization_options): Declare.
5088 (sh_override_options): Likewise.
5089 * config/sh/sh.c: Include params.h.
5090 (sh_optimization_options): New.
5091 (sh_override_options): Likewise.
5092 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
5093 (OVERRIDE_OPTIONS): Use sh_override_options.
5095 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5097 * dwarf2out.c (emit_cfa_remember): New variable.
5098 (add_fde_cfi): If emit_cfa_remember, recurse to add
5099 DW_CFA_remember_state first.
5100 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
5101 instead just set emit_cfa_remember.
5103 2009-06-08 Jan Hubicka <jh@suse.cz>
5106 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
5108 2009-06-08 Jan Hubicka <jh@suse.cz>
5111 * cgraphunit.c (save_inline_function_body): Do not copy transform
5112 hooks for saved inline bodies.
5113 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
5116 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
5118 * jump.c (returnjump_p): Handle delayed branches. Add missing
5121 2009-06-08 Jan Hubicka <jh@suse.cz>
5124 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
5125 original node might've been modified.
5126 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
5128 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5130 * tree-object-size.c (addr_object_size): Add OSI argument.
5131 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
5132 (compute_builtin_object_size, expr_object_size): Adjust callers.
5133 (plus_stmt_object_size): Call addr_object_size instead of
5134 compute_builtin_object_size.
5136 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
5137 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5139 * tree-ssa-loop-prefetch.c
5140 (gather_memory_references): Introduced a counter for the number of
5142 (anything_to_prefetch_p): Introduced a counter for the number of
5144 (is_loop_prefetching_profitable): New function with a cost model
5146 (loop_prefetch_arrays): Use the new cost model to determine if
5147 prefetching is profitable.
5148 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
5149 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5150 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
5151 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5152 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
5153 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5155 2009-06-08 Michael Matz <matz@suse.de>
5158 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
5159 partitions use the same.
5160 (expand_one_var): Deal with DECL_RTL sometimes begin set also
5161 for basevars of SSA_NAMEs.
5162 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
5163 to not expand them twice.
5164 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
5167 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
5169 * common.opt (fcompare-debug=, fcompare-debug-second): New.
5170 (fdump-final-insns=, gtoggle): New.
5171 * doc/invoke.texi: Document them.
5172 * final.c (rest_of_clean_state): Dump final insn stream.
5173 * gcc.c (invoke_as): Hook in -fcompare-debug.
5174 (static_spec_functions): Add compare-debug-dump-opt,
5175 compare-debug-self-opt and compare-debug-auxbase-opt.
5176 (compare_debug, compare_debug_second, compare_debug_opt): New.
5177 (switches_debug_check, n_switches_debug_check): New.
5178 (debug_auxbase_opt, debug_check_temp_file): New.
5179 (process_command): Handle -fno-compare-debug, -fcompare-debug and
5181 (do_self_spec): Handle arguments after switches.
5182 (do_spec_1): Add .gk extension to temp file basenames for compare.
5183 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
5184 (cc1_options): Use it instead of normal auxbase computation for
5185 the second compare-debug compilation.
5186 (compare_files): New.
5187 (main): Set up and implement compare debug mode.
5188 (compare_debug_dump_opt_spec_function): New.
5189 (compare_debug_self_opt_spec_function): New.
5190 (compare_debug_auxbase_opt_spec_function): New.
5191 * toplev.c (process_options): Handle flag_gtoggle,
5192 flag_dump_final_insns.
5193 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
5194 during -fcompare-debug-second compilation.
5196 2009-06-07 Ian Lance Taylor <iant@google.com>
5198 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
5199 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
5201 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
5202 with no default node. Change warning with %H to warning_at.
5203 Don't clear warn_switch around case checking.
5204 * doc/invoke.texi (Warning Options): Clarify distinction between
5205 -Wswitch and -Wswitch-enum.
5207 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5209 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
5211 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5213 * gbl-ctors.h: Add header guard.
5215 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5217 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
5218 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
5219 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
5220 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
5221 prototypes for removed functions.
5222 (expressions_equal_p): Move to ...
5223 * tree-ssa-sccvn.h: ... here and ...
5224 * matrix-reorg.c: ... adjust includes.
5226 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5228 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
5230 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5232 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
5233 (finish_function): Remove erroneous whitespace.
5235 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5237 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
5238 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
5240 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5242 * errors.c (internal_error): Commentary typo fix.
5243 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
5244 * tree-ssa-pre.c: Ditto.
5246 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5248 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
5249 them is supposed to hold actual statements.
5251 2009-06-06 Ian Lance Taylor <iant@google.com>
5253 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
5254 empty statements can now have attributes.
5256 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
5258 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
5259 * config/mips/mips.md: Ditto.
5261 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5263 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
5265 (__eabi_uconvert): Likewise.
5267 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5269 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
5270 CFI_* definitions with IN_GCC.
5272 2009-06-05 David Edelsohn <edelsohn@gnu.org>
5274 * xcoffout.h (xcoffout_source_line): Update prototype.
5276 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5278 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
5279 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
5281 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5284 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
5285 inlined_function_outer_scope_p blocks for artificial inlines
5287 * tree.c (tree_nonartificial_location): Rewrite using
5288 block_nonartificial_location.
5290 2009-06-05 Revital Eres <eres@il.ibm.com>
5291 Leehod Baruch <leehod@il.ibm.com>
5293 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
5294 (expand_expr_real_1): Remove comment.
5295 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5296 Vectorize misaligned access when the target supports it.
5297 (vect_supportable_dr_alignment): Check for unaligned access support.
5298 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
5301 2009-06-05 Julian Brown <julian@codesourcery.com>
5303 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
5304 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
5306 2009-06-05 Richard Guenther <rguenther@suse.de>
5309 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
5312 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5314 * config/s390/s390.c (global_not_special_regno_p): New static inline.
5315 (save_gprs): Don't tell unwinder when a global register is saved.
5316 (s390_emit_epilogue): Emit needed epilogue unwind info.
5318 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5320 * dwarf2out.c (deferred_asm_name): New.
5321 (add_name_and_src_coords_attributes): Defer creation of
5322 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
5324 (move_linkage_attr): New.
5325 (dwarf2out_finish): Revisit deferrals and emit attributes at the
5328 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5330 * tree-nested.c (finalize_nesting_tree_1): Declare the
5331 frame_decl in the binding tree.
5333 2009-06-04 Cary Coutant <ccoutant@google.com>
5335 * basic-block.h (struct basic_block_def): Add discriminator field.
5336 * dbxout.c (dbxout_source_line): Add new parameter. Change all
5338 * debug.c (do_nothing_debug_hooks): Add additional entry.
5339 (debug_nothing_int_charstar_int): New function.
5340 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
5341 (debug_nothing_int_charstar_int): New declaration.
5342 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
5343 discriminator value in .loc directive.
5344 * final.c (last_discriminator): New variable.
5345 (discriminator): New variable.
5346 (final_start_function): Initialize above variables, pass current
5347 discriminator to debug hook.
5348 (notice_source_line): Check for discriminator change.
5349 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
5350 * sdbout.c (sdbout_source_line): New parameter.
5351 * tree-cfg.c (struct locus_discrim_map): New structure type.
5352 (discriminator_per_locus): New hash table.
5353 (build_gimple_cfg): Allocate and free discriminator hash table.
5354 (make_edges): Call assign_discriminator.
5355 (locus_map_hash): New function.
5356 (locus_map_eq): New function.
5357 (next_discriminator_for_locus): New function.
5358 (same_line_p): New function.
5359 (assign_discriminator): New function.
5360 (make_cond_expr_edges): Call assign_discriminator.
5361 (make_gimple_switch_edges): Likewise.
5362 (first_non_label_stmt): New function.
5363 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
5365 * xcoffout.c (xcoffout_source_line): Add new parameter.
5367 * configure.ac (gcc_cv_as_discriminator): New configury check for
5368 gas support for discriminator.
5369 * configure: Regenerate.
5370 * config.in: Regenerate.
5372 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5374 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
5375 val after checking for integers.
5377 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
5379 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
5381 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
5382 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
5383 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
5384 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
5385 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
5386 X64_SSE_REGPARM_MAX.
5387 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
5388 X64_SSE_REGPARM_MAX.
5390 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5392 * gcc.c (report_times_to_file): New.
5393 (execute): Implement it.
5394 (process_command): Support -time=.
5395 * doc/invoke.texi: Document it.
5397 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5399 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
5400 that have value exprs.
5402 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5404 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
5405 declarations for constants until...
5406 (dw2_output_indirect_constant_1): ... this point.
5408 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
5411 * arm.md (arm_addsi3): Don't try to split an add with an
5412 eliminable register until after reload has completed.
5414 2009-06-03 Ian Lance Taylor <iant@google.com>
5416 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
5417 * genattrtab.c (write_length_unit_log): Likewise.
5418 * genchecksum.c (dosum): Likewise.
5419 * gengtype.c (write_rtx_next): Likewise.
5420 (finish_root_table, write_roots): Likewise.
5421 * gimple.c (gimple_ops_offset_): Likewise.
5422 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
5423 * config/arc/arc.c (arc_attribute_table): Likewise.
5424 * config/arm/arm.c (arm_attribute_table): Likewise.
5425 * config/avr/avr.c (avr_attribute_table): Likewise.
5426 * config/crx/crx.c (crx_attribute_table): Likewise.
5427 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
5428 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
5429 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
5430 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
5431 * config/sh/sh.c (sh_attribute_table): Likewise.
5432 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
5433 * config/spu/spu.c (spu_attribute_table): Likewise.
5434 * config/v850/v850.c (v850_attribute_table): Likewise.
5436 * config/alpha/alpha.c (vms_attribute_table): Make static.
5437 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
5438 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
5439 * config/mips/mips.c (mips_attribute_table): Likewise.
5441 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
5443 (cc1-checksum.o): Likewise.
5445 2009-06-03 Steve Ellcey <sje@cup.hp.com>
5447 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
5449 2009-06-03 Jakub Jelinek <jakub@redhat.com>
5451 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5452 insn if it is changing sp. Use gen_add3_insn instead of
5453 conditionally gen_addsi3 and gen_adddi3.
5454 (offset_below_red_zone_p): New static inline function.
5455 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5456 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5457 * config/rs6000/ppc-asm.h: Include auto-host.h.
5458 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5459 CFI_RESTORE): Define.
5460 * config/rs6000/crtresxgpr.asm: Add unwind info.
5461 * config/rs6000/crtresxfpr.asm: Likewise.
5462 * config/rs6000/crtresgpr.asm: Likewise.
5463 * config/rs6000/crtresfpr.asm: Likewise.
5464 * config/rs6000/crtsavgpr.asm: Likewise.
5465 * config/rs6000/crtsavfpr.asm: Likewise.
5467 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5468 argument of DWARF2_FRAME_REG_OUT macros.
5470 2009-06-03 Julian Brown <julian@codesourcery.com>
5472 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5473 words or less (including TImode) in core registers.
5475 2009-06-03 Richard Guenther <rguenther@suse.de>
5478 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5480 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5482 * statistics.c (statistics_counter_event): Do not record event
5483 in pass dump if its number == -1.
5484 (curr_statistics_hash): Add assert that we never get passes
5485 with static number == -1.
5487 2009-06-03 Richard Guenther <rguenther@suse.de>
5488 Andrey Belevantsev <abel@ispras.ru>
5490 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5491 non-BLKmode arrays addressable.
5493 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5495 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5496 * config/m68k/m68k.h: ... here.
5497 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5500 2009-06-03 Martin Jambor <mjambor@suse.cz>
5502 PR tree-optimization/40323
5503 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5506 2009-06-03 Richard Guenther <rguenther@suse.de>
5508 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5511 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5513 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5514 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5515 JUMP_TABLE_DATA_P where applicable.
5516 * config/sh/sh.c: Ditto.
5517 * config/sh/sh.h: Ditto.
5518 * config/sh/sh.md: Ditto.
5519 * config/sh/symbian.c: Ditto.
5521 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5523 * config/i386/driver-i386.c (describe_cache): Optimize
5524 concatenation of strings. Use snprintf instead of sprintf.
5525 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5526 target when not compiling with GCC.
5528 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5530 * config/sh/sh.c: Revert last change.
5531 (sh_expand_epilogue): Emit a blockage insn before the frame
5532 pointer adjustment unconditionally.
5534 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5536 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5537 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5538 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5539 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5540 to COLLECT_GCC_OPTIONS.
5542 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5544 * collect2.c (target_system_root): New variable.
5545 (main): Handle --sysroot=.
5546 (ignore_library): Strip the sysroot from the library path.
5548 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5550 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5551 (collect2.o): Depend on collect2-aix.h.
5552 (collect2-aix.o): New rule.
5553 * collect2-aix.h: New file.
5554 * collect2-aix.c: Likewise.
5555 * collect2.c: Include collect2-aix.h. Don't undefine
5556 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5557 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5558 Use TARGET_AIX_VERSION instead of _AIX51.
5559 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5560 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5561 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5562 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5563 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5565 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5567 * collect2.c (ignore_library): Avoid premature post-increment
5570 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5572 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5573 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5574 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5575 CROSS_DIRECTORY_STRUCTURE too.
5576 (LINK_LIBG_SPEC): Likewise.
5577 (LIB_SPEC): Add %R to sysroot paths.
5578 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5579 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5580 * config/rs6000/aix51.h: As for aix43.h.
5581 * config/rs6000/aix52.h: Likewise.
5582 * config/rs6000/aix53.h: Likewise.
5583 * config/rs6000/aix61.h: Likewise.
5584 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5585 to the beginning of sysroot paths.
5587 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5589 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5590 INSN_LISTs that are out of the REG_NOTE range.
5592 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5594 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5595 (struct var_to_expand): Likewise.
5596 (struct opt_info): Add head and tail for linked lists of the above.
5597 (analyze_insn_to_expand_var): Initialize next.
5598 (analyze_iv_to_split_insn): Likewise.
5599 (analyze_insns_in_loop): Create linked lists.
5600 (allocate_basic_variable): Simplify for use without hash table.
5601 (insert_var_expansion_initialization): Likewise, make it type-safer.
5602 (combine_var_copies_in_loop_exit): Likewise.
5603 (apply_opt_in_copies): Walk lists rather than hash tables.
5604 (release_var_copies): Simplified and inlined by hand into...
5605 (free_opt_info): ... this function.
5607 2009-06-02 Richard Guenther <rguenther@suse.de>
5609 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5612 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5614 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5615 only for builtins that are not overridden.
5617 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5619 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5622 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5624 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5626 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5628 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5630 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5632 * common.opt (fdump-unnumbered-links): New.
5633 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5634 * print-rtl.c (flag_dump_unnumbered_links): New.
5635 (print_rtx): Test it.
5637 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5639 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5640 push/pop multiple to 8-byte alignment.
5642 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5644 * config/i386/i386.c (queued_cfa_restores): New static variable.
5645 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5647 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5648 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5649 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5650 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5651 note unconditionally.
5652 (ix86_emit_restore_regs_using_mov): Likewise.
5653 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5654 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5655 it through to ix86_emit_restore_reg_using_pop.
5656 (ix86_emit_leave): Add RED_OFFSET argument. Call
5657 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5658 instead of adding REG_CFA_OFFSET note unconditionally.
5659 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5660 the above functions. Call ix86_add_queued_cfa_restore_notes when
5663 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5664 force output of the label even for dwarf2out_do_cfi_asm.
5665 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5666 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5667 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5669 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5670 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5671 dwarf2out_cfi_label callers.
5672 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5673 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5674 Adjust dwarf2out_cfi_label callers.
5675 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5677 * config/i386/i386.h (struct machine_cfa_state,
5678 struct machine_function): Guard with ifndef USED_FOR_TARGET
5679 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5682 * emutls.c (__emutls_get_address): Change arr->size to mean number
5683 of allocated arr->data entries instead of # of slots + 1.
5686 * recog.c (peep2_reinit_state): New function.
5687 (peephole2_init_state): Use it at the end of a basic block and also
5688 when seeing a RTX_FRAME_RELATED_P insn.
5690 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5692 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5693 fixuns_truncrfdi2): New.
5694 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5695 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5696 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5697 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5698 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5699 *recip_approx): Remove.
5700 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5701 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5702 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5704 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5707 2009-06-01 Ian Lance Taylor <iant@google.com>
5709 * attribs.c (register_attribute): Use CONST_CAST.
5710 * collect2.c (main): Use CONST_CAST2.
5711 (scan_prog_file): Likewise.
5712 * gcc.c (process_command, main): Likewise.
5713 * toplev.c (toplev_main): Likewise.
5715 * c-typeck.c (handle_warn_cast_qual): New static function,
5716 partially broken out of build_c_cast.
5717 (build_c_cast): Call handle_warn_cast_qual.
5718 * doc/invoke.texi (Warning Options): Document new effect of
5721 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5723 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5724 (diagnostic_report_current_module): Print columns.
5725 * common.opt (flag_show_column): Enable by default.
5727 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5729 * alias.c (find_base_term): Check for NULL term before returning.
5731 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5733 Revert due to PR40320:
5734 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5735 * calls.c (emit_library_call_value_1): Don't force_operand for move
5738 2009-06-01 Olivier Hainque <hainque@adacore.com>
5739 Eric Botcazou <ebotcazou@adacore.com>
5741 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5742 to be processed as a bitfield for constructor output purposes.
5743 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5745 * varasm.c (oc_local_state): New type, output_constructor
5746 local state to support communication with helpers.
5747 (oc_outer_state): New type, output_constructor outer state of
5748 relevance in recursive calls.
5749 (output_constructor_array_range): New output_constructor helper,
5750 extracted code for an array range element.
5751 (output_constructor_regular_field): New output_constructor helper,
5752 extracted code for an element that is not a bitfield.
5753 (output_constructor_bitfield): New output_constructor helper,
5754 extracted code for a bitfield element. Accept an OUTER state
5755 argument for recursive processing. Recurse on record or array
5756 CONSTRUCTOR values, possibly past noop conversions.
5757 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5758 VALUE is a valid constant-valued expression for use in a static
5759 bit-field initializer.
5760 (output_constructor): Rework to use helpers. Accept and honor an
5761 OUTER state argument for recursive calls. Return total size. Be
5762 prepared for nested constructors initializing bitfields.
5763 (output_constant): Feed OUTER in calls to output_constructor.
5765 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5767 * calls.c (emit_library_call_value_1): Don't force_operand for move
5770 2009-06-01 Nick Clifton <nickc@redhat.com>
5772 * doc/invoke.texi (IA-64 Options): Fix typo.
5774 2009-06-01 Ira Rosen <irar@il.ibm.com>
5776 PR tree-optimization/39129
5777 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5779 (vect_do_peeling_for_loop_bound): Use
5780 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5781 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5782 (vect_loop_versioning): Likewise.
5783 (vect_create_cond_for_alias_checks): Fix indentation.
5784 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5786 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5787 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5788 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5789 "control flow in loop".
5790 (vect_estimate_min_profitable_iters): Use
5791 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5792 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5793 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5794 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5795 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5796 statement belongs to a group of strided accesses with the exact code
5798 (vectorizable_load): Likewise.
5799 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5800 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5802 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5804 * config/freebsd-stdint.h: New file.
5805 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5806 Add freebsd-stdint.h to tm_file.
5808 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5810 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5811 (thumb2_extendhidi2): Likewise.
5813 2009-05-31 Ian Lance Taylor <iant@google.com>
5815 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5817 2009-05-31 Ian Lance Taylor <iant@google.com>
5819 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5820 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5821 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5823 2009-05-31 Jason Merrill <jason@redhat.com>
5825 * tree-pretty-print.c (print_call_name): Take the callee, not the
5826 call itself. Make non-static. Use dump_function_name for functions.
5827 (dump_generic_node): Adjust.
5828 * diagnostic.h: Declare print_call_name.
5829 * gimple-pretty-print.c (dump_gimple_call): Use it.
5831 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5833 * config/sh/sh.md (ashldi3_std): New define_expand.
5836 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5839 * config/sh/sh.c: Include debug.h.
5840 (sh_expand_epilogue): Emit a blockage insn before the frame
5841 pointer adjustment also when dwarf2out_do_frame returns true.
5843 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5845 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5846 (thumb2_extendqidi2): New pattern.
5848 2009-05-31 Ira Rosen <irar@il.ibm.com>
5850 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5851 mark phis for renaming.
5852 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5853 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5854 Call mark_sym_for_renaming.
5855 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5856 * tree-vect-loop.c (vect_transform_loop): Remove
5857 vect_memsyms_to_rename initialization and a call to
5858 mark_set_for_renaming.
5860 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5863 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5864 frame related even if !set_cfa && style < 0.
5866 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5868 * config/i386/mingw-tls.c: New file.
5869 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5870 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5871 defining _WIN32 but not __CYGWIN__.
5873 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5875 * configure.ac: Add MPC support.
5877 * config.in, configure: Regenerate.
5879 2009-05-29 Richard Henderson <rth@redhat.com>
5881 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5882 NOTE_INSN_BASIC_BLOCK.
5883 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5884 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5885 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5887 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5889 (add_cfi): Disable check redefining cfa away from drap.
5890 (lookup_cfa_1): Add remember argument; handle remember/restore.
5891 (lookup_cfa): Pass remember argument.
5892 (cfa_remember): New.
5893 (compute_barrier_args_size_1): Remove sibcall check.
5894 (dwarf2out_frame_debug_def_cfa): New.
5895 (dwarf2out_frame_debug_adjust_cfa): New.
5896 (dwarf2out_frame_debug_cfa_offset): New.
5897 (dwarf2out_frame_debug_cfa_register): New.
5898 (dwarf2out_frame_debug_cfa_restore): New.
5899 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5900 (dwarf2out_begin_epilogue): New.
5901 (dwarf2out_frame_debug_restore_state): New.
5902 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5903 DW_CFA_restore_state.
5904 (output_cfi_directive): Likewise.
5905 (convert_cfa_to_fb_loc_list): Likewise.
5906 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5907 * dwarf2out.h: Update.
5908 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5909 (copy_insn_1): Early out for null.
5910 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5911 and dwarf2out_frame_debug_restore_state.
5912 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5913 (prologue_insn_hash, epilogue_insn_hash): New.
5914 (free_after_compilation): Adjust freeing accordingly.
5915 (record_insns): Create hash table if needed; push insns into
5916 hash instead of array.
5917 (maybe_copy_epilogue_insn): New.
5918 (contains): Search hash table instead of array.
5919 (sibcall_epilogue_contains): Remove.
5920 (thread_prologue_and_epilogue_insns): Split eh_return insns
5921 and mark them as epilogues.
5922 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5923 scanning in terms of basic blocks.
5924 * insn-notes.def (CFA_RESTORE_STATE): New.
5925 * jump.c (returnjump_p_1): Accept EH_RETURN.
5926 (eh_returnjump_p_1, eh_returnjump_p): New.
5927 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5928 CFA_REGISTER, CFA_RESTORE): New.
5929 * rtl.def (EH_RETURN): New.
5930 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5932 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5933 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5935 * config/i386/i386.c (gen_push): Update cfa state.
5936 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5937 add a CFA_ADJUST_CFA note.
5938 (ix86_dwarf_handle_frame_unspec): Remove.
5939 (ix86_expand_prologue): Update cfa state.
5940 (ix86_emit_restore_reg_using_pop): New.
5941 (ix86_emit_restore_regs_using_pop): New.
5942 (ix86_emit_leave): New.
5943 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5944 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5945 * config/i386/i386.h (struct machine_cfa_state): New.
5946 (ix86_cfa_state): New.
5947 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5948 (eh_return_internal): Merge from eh_return_<mode>,
5949 use eh_return rtx, split w/ epilogue.
5951 2009-05-29 Ian Lance Taylor <iant@google.com>
5953 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5955 * calls.c (emit_library_call_value_1): Likewise.
5957 * c-typeck.c (c_build_va_arg): New function.
5958 * c-tree.h (c_build_va_arg): Declare.
5959 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5960 instead of build_va_arg.
5962 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5964 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5965 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5966 (ptr_difference_cost): Use affine combinations to compute it.
5967 (difference_cost): Likewise.
5968 (get_computation_cost_at): Compute more accurate cost for addresses
5969 if the ratio is a multiplier allowed in addresses.
5970 For non-addresses, consider that an additional offset or symbol is
5973 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5975 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5976 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5978 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5979 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5980 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5982 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5983 to 1 for TYPE_SSE{IADD1,CVT1}.
5984 (prefix_vex_imm8): Removed.
5985 (length_vex): Only pass 1 as second argument to
5986 ix86_attr_length_vex_default if prefix_extra is 0.
5987 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5988 (length): For prefix vex computation use length_immediate
5989 attribute instead of prefix_vex_imm8.
5990 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5991 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5992 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5993 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5994 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5995 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5996 a space in between the operands.
5997 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5998 if one operand is 0xff and the other one si, di, bp or sp.
5999 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
6000 other one si, di, bp or sp.
6001 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
6002 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
6003 type and mode attributes.
6004 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
6005 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
6006 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
6007 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
6008 prefix_data16 attribute iff MODE_DF.
6009 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
6010 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
6011 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
6012 constm128_operand in length_immediate computation.
6013 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
6014 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
6015 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
6016 length_immediate attribute to 1.
6017 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
6018 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
6019 for certain alternatives.
6020 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
6021 prefix_data16 attribute if MODE_V1DF.
6022 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
6023 length_immediate to 1.
6024 (set_got_rex64, set_rip_rex64): Remove length attribute, set
6025 length_address to 4, set mode attribute to MODE_DI.
6026 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
6027 (fxam<mode>2_i387): Set length attribute to 4.
6028 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
6029 *prefetch_3dnow_rex): Override length_address attribute.
6030 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
6032 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
6033 (constm128_operand): Removed.
6034 * config/i386/i386.c (memory_address_length): For
6035 disp && !index && !base in 64-bit mode account for SIB byte if
6036 print_operand_address can't optimize disp32 into disp32(%rip)
6037 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
6038 for fs: or gs: segment.
6039 (ix86_attr_length_immediate_default): When checking if shortform
6040 is possible, truncate immediate to the length of the non-shortened
6042 (ix86_attr_length_address_default): Ignore MEM_P operands
6044 (ix86_attr_length_vex_default): Only check for DImode on
6045 GENERAL_REG_P operands.
6046 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
6047 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
6048 (sse_cvttps2pi): Clear prefix_rep attribute.
6049 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
6051 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
6052 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
6053 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
6054 iff operand 2 is const_int_operand.
6055 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
6056 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
6057 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
6059 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
6061 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
6062 prefix_data16 attribute for movlpd and movhpd instructions.
6063 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
6064 length_immediate for shufpd instruction.
6065 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
6066 (avx_cmpp<avxmodesuffixf2c><mode>3,
6067 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
6068 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
6069 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
6070 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
6071 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
6072 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
6073 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
6074 prefix_data16 attribute for the first alternative to 1.
6075 (*avx_loadlps): Override length_immediate for the first alternative.
6076 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
6077 attributes for second alternative.
6078 (*vec_concatv2sf_sse4_1): Override length_immediate and
6079 prefix_data16 attributes for second alternative.
6080 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
6081 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
6082 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
6083 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
6084 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
6085 prefix_data16 and length_immediate to 1.
6086 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
6088 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
6089 prefix_extra attribute for variants that don't have 0f prefix alone.
6090 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
6091 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
6092 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
6093 *sse4_1_pextrd): Set length_immediate to 1.
6094 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
6095 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
6097 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
6098 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
6099 length_immediate to 1 for second alternative.
6100 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
6101 prefix_extra and length_immediate attributes for the first
6103 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
6105 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
6106 to 1 for the first and third alternative.
6107 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
6109 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
6111 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
6113 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
6114 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
6115 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
6116 *avx_psign<mode>3): Set prefix_extra attribute to 1.
6117 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
6118 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
6119 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
6120 ssse3_psign<mode>3): Override prefix_rex attribute.
6121 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
6122 (ssse3_palignrti): Override length_immediate to 1.
6123 (ssse3_palignrdi): Override length_immediate to 1, override
6124 prefix_rex attribute.
6125 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
6126 (sse4a_extrqi): Override length_immediate to 2.
6127 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
6128 (sse4a_insertq): Override prefix_data16 to 0.
6129 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
6130 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
6131 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
6132 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
6133 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
6134 and length_immediate to 1.
6135 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
6136 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
6137 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
6138 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
6139 and length_immediate to 1.
6140 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
6141 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
6142 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
6143 avx_ptest256): Override prefix_extra to 1.
6144 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
6145 Override prefix_data16 and length_immediate to 1.
6146 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
6147 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
6148 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
6149 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
6150 prefix_data16 to 0 and prefix_extra to 2.
6151 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
6152 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
6154 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
6155 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
6156 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
6157 and prefix_extra to 2.
6158 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
6159 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
6160 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
6161 avx_vpermilvar<mode>3,
6162 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
6163 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
6164 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
6165 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
6166 Override prefix_extra to 1.
6167 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
6168 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
6169 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
6170 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
6171 prefix_extra and length_immediate to 1.
6172 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
6174 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
6175 to 1 for the first alternative.
6176 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
6177 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
6179 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
6180 *movv2sf_internal_avx, *movv2sf_internal): Override
6181 prefix_rep attribute for certain alternatives.
6182 (*mov<mode>_internal): Override prefix_rep or prefix_data16
6183 attributes for certain alternatives.
6184 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
6185 attributes for certain alternatives.
6186 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
6187 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
6188 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
6189 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
6190 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
6191 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
6192 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
6193 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
6194 length_immediate to 1 if operand 2 is const_int_operand.
6195 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
6196 *vec_extractv2si_1): Set length_immediate attribute to 1.
6197 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
6198 using old 3DNOW insn rather than SSE/3DNOW_A.
6199 (mmx_emms, mmx_femms): Clear modrm attribute.
6201 2009-05-29 Martin Jambor <mjambor@suse.cz>
6203 * tree-sra.c: New implementation of SRA.
6205 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
6206 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
6207 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
6208 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
6209 (SRA_MAX_STRUCTURE_COUNT): Removed.
6210 (SRA_FIELD_STRUCTURE_RATIO): Removed.
6211 * doc/invoke.texi (sra-max-structure-size): Removed.
6212 (sra-field-structure-ratio): Removed.
6214 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6217 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
6220 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
6222 PR rtl-optimization/40101
6223 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
6224 seqno. Adjust comment.
6225 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
6226 inserting bookkeeping before a jump, the jump is not scheduled.
6227 When no positive seqno found, provide a value. Add comment.
6229 2009-05-29 Richard Guenther <rguenther@suse.de>
6231 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
6232 short-cutting on the first component.
6234 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6237 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
6238 for trees other than decls/types.
6240 2009-05-29 Richard Guenther <rguenther@suse.de>
6242 * tree-ssa-operands.c (get_expr_operands): Do not handle
6243 INDIRECT_REFs in the handled-component case. Remove
6244 unused get_ref_base_and_extent case.
6245 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
6246 tree_low_cst and host_integerp where possible.
6247 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
6248 codes for equivalence.
6249 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
6251 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
6253 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
6254 to tmake_file for i[34567]86-*-cygwin*.
6256 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6259 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
6260 (altivec_categorize_keyword, init_vector_keywords,
6261 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
6264 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
6266 * tree.c (handle_dll_attribute): Check if node is
6267 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
6269 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
6271 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
6273 (thumb2_zero_extendqidi2): Likewise.
6275 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
6277 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
6278 instead of gen_movrt.
6279 * config/sh/sh.md (movrt): Remove.
6281 2009-05-28 Steve Ellcey <sje@cup.hp.com>
6283 * doc/invoke.texi (IA-64 Options):
6284 Add -msdata, -mfused-madd, -mno-inline-float-divide,
6285 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
6286 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
6287 -msched-prefer-non-control-spec-insns,
6288 -msched-stop-bits-after-every-cycle,
6289 -msched-count-spec-in-critical-path,
6290 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
6291 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
6292 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
6293 and -msched-spec-verbose.
6295 2009-05-28 Joseph Myers <joseph@codesourcery.com>
6297 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
6298 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
6300 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
6302 2009-05-28 Richard Guenther <rguenther@suse.de>
6304 * tree-ssa-alias.c (ao_ref_init): New function.
6305 (ao_ref_base): Likewise.
6306 (ao_ref_base_alias_set): Likewise.
6307 (ao_ref_alias_set): Likewise.
6308 (refs_may_alias_p_1): Change signature.
6309 (refs_may_alias_p): Adjust.
6310 (refs_anti_dependent_p): Likewise.
6311 (refs_output_dependent_p): Likewise.
6312 (call_may_clobber_ref_p_1): Change signature.
6313 (call_may_clobber_ref_p): Adjust.
6314 (stmt_may_clobber_ref_p_1): New function split out from ...
6315 (stmt_may_clobber_ref_p): ... here.
6316 (maybe_skip_until): Adjust signature.
6317 (get_continuation_for_phi): Likewise.
6318 (walk_non_aliased_vuses): Likewise.
6319 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
6320 (ao_ref_init): Declare.
6321 (ao_ref_base): Likewise.
6322 (ao_ref_alias_set): Likewise.
6323 (stmt_may_clobber_ref_p_1): Likewise.
6324 (walk_non_aliased_vuses): Adjust.
6325 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
6326 (get_ref_from_reference_ops): remove.
6327 (vn_reference_lookup_2): Adjust signature.
6328 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
6329 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
6330 (vn_reference_lookup): Adjust.
6331 (vn_reference_insert): Likewise.
6332 (vn_reference_insert_pieces): Adjust signature.
6333 (visit_reference_op_call): Adjust.
6334 * tree-ssa-pre.c (get_expr_type): Simplify.
6335 (phi_translate_1): Adjust.
6336 (compute_avail): Likewise.
6337 (translate_vuse_through_block): Do not re-build trees.
6338 (value_dies_in_block_x): Likewise.
6339 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
6341 (vn_reference_lookup_pieces): Adjust declaration.
6342 (vn_reference_insert_pieces): Likewise.
6344 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
6346 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
6347 with checking disabled.
6349 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
6353 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
6354 macro definition for support of three-operand format aligned
6355 .comm directive in assembler on cygwin/pe/mingw target OS.
6356 * configure: Regenerate.
6357 * config.h: Regenerate.
6359 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
6360 aligned form of .comm directive if -mpe-aligned-commons is in effect.
6361 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
6363 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
6364 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
6366 2009-05-28 Ira Rosen <irar@il.ibm.com>
6368 PR tree-optimization/40254
6369 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
6370 in analysis of basic blocks.
6372 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
6375 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
6376 * target-def.h (TARGET_CONST_ANCHOR): New macro.
6377 (TARGET_INITIALIZER): Use it.
6378 * cse.c (CHEAPER): Move it up to the other macros.
6379 (insert): Rename this ...
6380 (insert_with_costs): ... to this. Add cost parameters. Update
6382 (insert): New function. Call insert_with_costs.
6383 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
6384 find_reg_offset_for_const, try_const_anchors): New functions.
6385 (cse_insn): Call try_const_anchors. Adjust cost of src_related
6386 when using a const-anchor. Call insert_const_anchors.
6387 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
6388 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
6390 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6392 * tree-inline.c (remap_decls): Enable nonlocalized variables
6393 when not optimizing.
6395 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6397 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
6398 Simplify other tests involving optimize.
6400 2009-05-27 Tom Tromey <tromey@redhat.com>
6402 * unwind-dw2.c (_Unwind_DebugHook): New function.
6403 (uw_install_context): Call _Unwind_DebugHook.
6405 2009-05-27 Tom Tromey <tromey@redhat.com>
6407 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
6409 2009-05-27 Ian Lance Taylor <iant@google.com>
6411 * Makefile.in (LINKER, LINKER_FLAGS): Define.
6412 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
6413 (ALL_LINKERFLAGS): Define.
6414 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
6415 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6416 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
6417 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6418 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
6419 $(LINKER_FOR_BUILD).
6420 (build/gcov-iov$(build_exeext)): Likewise.
6422 2009-05-27 Julian Brown <julian@codesourcery.com>
6424 * gcse.c (target.h): Include.
6425 (can_assign_to_reg_without_clobbers_p): Check that the target allows
6426 copy of argument to a pseudo register.
6428 2009-05-27 Diego Novillo <dnovillo@google.com>
6430 * tree-ssa-live.c (dump_scope_block): Document arguments.
6431 (dump_scope_blocks): Document.
6432 (debug_scope_blocks): New.
6433 * tree-flow.h (debug_scope_blocks): Declare.
6435 2009-05-21 Denis Chertykov <denisc@overta.ru>
6437 * doc/contrib.texi (Contributors): Add myself to the list.
6439 2009-05-27 Olivier Hainque <hainque@adacore.com>
6441 * expr.c (target_align): New function. Alignment the TARGET of an
6442 assignment may be assume to have.
6443 (highest_pow2_factor_for_target): Use it instead of relying on
6444 immediate tree attributes of TARGET, not necessarily honored when
6445 intermediate bitfields are involved.
6447 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
6450 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6451 AVX, SSE4, AES, PCLMUL and POPCNT.
6453 2009-05-27 Diego Novillo <dnovillo@google.com>
6455 * tree-pretty-print.c (dump_location): New.
6456 (dump_generic_node): Call it.
6457 Factor code to handle BLOCK nodes ...
6458 (dump_block_node): ... here.
6460 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6462 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6464 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6466 * gcc-plugin.h: Include config.h and system.h.
6467 (IN_GCC): Define if not defined.
6469 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6472 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6475 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6477 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6479 * config/m32r/m32r.h: Ditto.
6480 * config/m32r/m32r.md: Ditto.
6481 * config/m32r/predicates.md: Ditto.
6483 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6485 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6487 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6490 (Loading plugins): typo.
6491 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6492 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6493 (Interacting with the GCC Garbage Collector): Added new section.
6494 (Giving information about a plugin): Added new section for
6496 * ggc.h (ggc_register_root_tab): Added declaration.
6497 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6498 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6499 (register_callback): Improved comment in declaration.
6500 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6501 (extra_root_vec) Added static variable for dynamic roots registration.
6502 (ggc_register_root_tab) Added new routine.
6503 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6504 PLUGIN_GGC_MARKING event.
6505 * ggc-zone.c: Include plugin.h.
6506 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6507 * ggc-page.c: Include plugin.h.
6508 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6509 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6510 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6511 (register_callback): check lack of callbacks for
6512 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6513 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6514 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6515 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6516 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6517 dependency on plugin.h.
6518 (plugin.o): Added dependency on ggc.h...
6520 2009-05-26 Richard Guenther <rguenther@suse.de>
6524 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6525 with mismatched comparison modes.
6527 * expr.c (expand_expr_real_1): Expand the operand of a
6528 VIEW_CONVERT_EXPR in its natural mode.
6530 2009-05-26 Ian Lance Taylor <iant@google.com>
6532 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6533 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6534 (ALL_COMPILERFLAGS): Define.
6535 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6536 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6537 (collect2$(exeext), collect2.o): Likewise.
6538 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6539 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6540 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6541 (libbackend.o, intl.o, cppdefault.o): Likewise.
6542 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6543 (build/%.o): Use $(COMPILER_FOR_BUILD).
6544 (build/gen%$(build_exeext)): Likewise.
6545 (build/gcov-iov$(build_exeext)): LIkewise.
6546 * config/t-darwin (darwin.o): Use $(COMPILER).
6547 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6548 * config/t-sol2 (sol2-c.o): Likewise.
6550 * config/t-vxworks (vxworks.o): Likewise.
6551 * config/x-darwin (host-darwin.o): Likewise.
6552 * config/x-hpux (host-hpux.o): Likewise.
6553 * config/x-linux (host-linux.o): Likewise.
6554 * config/x-solaris (host-solaris.o): Likewise.
6555 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6556 * config/arm/t-arm (arm-c.o): Likewise.
6557 * config/arm/t-pe (pe.o): Likewise.
6558 * config/arm/t-wince-pe (pe.o): Likewise.
6559 * config/i386/t-cygming (winnt.o): Likewise.
6560 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6561 * config/i386/t-cygwin (cygwin1.o): Likewise.
6562 (cygwin2.o): Likewise.
6563 * config/i386/t-i386 (i386-c.o): Likewise.
6564 * config/i386/t-interix (winnt.o): Likewise.
6565 * config/i386/t-netware (netware.o): Likewise.
6566 * config/i386/t-nwld (nwld.o): Likewise.
6567 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6568 * config/i386/x-i386 (driver-i386.o): Likewise.
6569 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6570 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6571 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6572 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6573 * config/mips/x-native (driver-native.o): Likewise.
6574 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6575 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6576 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6577 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6578 * config/score/t-score-elf (score7.o): Likewise.
6579 (score3.o): Likewise.
6580 * config/sh/t-sh (sh-c.o): Likewise.
6581 * config/sh/t-symbian (sh-c.o): Likewise.
6582 (symbian.o): Likewise.
6583 * config/spu/t-spu-elf (spu-c.o): Likewise.
6584 * config/v850/t-v850 (v850-c.o): Likewise.
6585 * config/v850/t-v850e (v850-c.o): Likewise.
6587 2009-05-26 Richard Guenther <rguenther@suse.de>
6589 PR tree-optimization/40122
6590 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6591 VECTOR_CSTs if possible.
6592 (fold_gimple_assign): Likewise.
6594 2009-05-26 Richard Guenther <rguenther@suse.de>
6597 * fold-const.c (fold_binary): Use the correct types for building
6600 2009-05-26 Richard Guenther <rguenther@suse.de>
6602 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6603 redundant calls to merge_alias_info.
6604 (bump_vector_ptr): Likewise.
6605 * tree-ssa-copy.c (merge_alias_info): Remove.
6606 (replace_exp_1): Remove call to merge_alias_info.
6607 (propagate_tree_value): Likewise.
6608 (fini_copy_prop): Propagate points-to info.
6609 * tree-flow.h (merge_alias_info): Remove.
6611 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6613 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6615 2009-05-25 Jan Hubicka <jh@suse.cz>
6617 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6618 * cgraph.h (struct inline_summary): New filed self_wize,
6619 size_inlining_benefit, self_time and time_inlining_benefit.
6620 (struct cgraph_global_info): Replace insns by time ans size fields.
6621 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6622 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6623 (ipcp_update_callgraph): Do not touch function bodies.
6624 * ipa-inline.c: Include except.h
6625 (MAX_TIME): New constant.
6626 (overall_insns): Remove.
6628 (overall_size, max_benefit): New static variables.
6629 (cgraph_estimate_time_after_inlining): New function.
6630 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6631 (cgraph_clone_inlined_nodes): Update size.
6632 (cgraph_mark_inline_edge): Update size.
6633 (cgraph_estimate_growth): Use size info.
6634 (cgraph_check_inline_limits): Check size.
6635 (cgraph_default_inline_p): Likewise.
6636 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6637 (cgraph_decide_recursive_inlining): Check size.
6638 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6640 (cgraph_decide_inlining): Likewise.
6641 (cgraph_decide_inlining_incrementally): Likewise; honor
6642 PARAM_EARLY_INLINING_INSNS.
6643 (likely_eliminated_by_inlining_p): New predicate.
6644 (estimate_function_body_sizes): New function.
6645 (compute_inline_parameters): Use it.
6646 * except.c (must_not_throw_labels): New function.
6647 * except.h (must_not_throw_labels): Declare.
6648 * tree-inline.c (init_inline_once): Kill inlining_weigths
6649 * tree-ssa-structalias.c: Avoid uninitialized warning.
6650 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6651 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6652 (PARAM_INLINE_CALL_COST): Remove.
6653 (PARAM_EARLY_INLINING_INSNS): New.
6655 2009-05-25 Richard Guenther <rguenther@suse.de>
6657 PR tree-optimization/36327
6658 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6659 callback for reference translation or lookup at the point of may-defs.
6660 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6661 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6662 for union COMPONENT_REFs.
6663 (vn_reference_lookup_3): New callback. Lookup from memset
6664 and CONSTRUCTOR assignment, translate through struct copies.
6665 (vn_reference_lookup_pieces): Make sure to not free the
6666 passed operands array. Adjust walk_non_aliased_vuses call.
6667 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6668 make sure we do not leak memory.
6670 2009-05-25 Richard Guenther <rguenther@suse.de>
6672 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6673 * tree-inline.c (expand_call_inline): Reset the escaped and
6675 * tree-ssa-structalias.c (pass_build_ealias): New.
6676 * tree-pass.h (pass_build_ealias): Declare.
6677 * passes.c (init_optimization_passes): Add PTA during
6678 early optimizations.
6679 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6680 and CALLUSED solutions.
6681 (dump_points_to_solution): New function, split out from ...
6682 (dump_points_to_info_for): ... here.
6683 * tree-parloops.c (parallelize_loops): Reset the escaped and
6686 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6689 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6690 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6692 2009-05-25 Ira Rosen <irar@il.ibm.com>
6694 PR tree-optimization/40238
6695 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6696 statements after basic block's labels.
6697 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6698 to free the allocated memory.
6700 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6702 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6703 return address with a USE.
6705 2009-05-24 Richard Guenther <rguenther@suse.de>
6708 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6709 array type from the main variant of the inner type.
6711 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6713 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6714 definition to bool (from int) to un-break build.
6715 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6717 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6719 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6720 discard_stmt_changes): Delete.
6721 * tree-ssa-operands.c (scb_stack): Delete.
6722 (init_ssa_operands): Do not initialize it.
6723 (fini_ssa_operands): Do not free it.
6724 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6726 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6727 update_stmt, remove the others. Fix comments.
6728 * tree-dfa.c (optimize_stack_restore): Likewise.
6729 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6730 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6731 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6732 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6734 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6735 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6736 (dom_opt_finalize_block): Likewise, adjusting access to
6738 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6739 (stmts_to_rescan): Change item type to gimple.
6740 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6742 2009-05-24 Ira Rosen <irar@il.ibm.com>
6744 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6745 * tree-pass.h (pass_slp_vectorize): New pass.
6746 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6747 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6748 * tree-vectorizer.c (timevar.h): Include.
6749 (user_vect_verbosity_level): Declare.
6750 (vect_location): Fix comment.
6751 (vect_set_verbosity_level): Update user_vect_verbosity_level
6752 instead of vect_verbosity_level.
6753 (vect_set_dump_settings): Add an argument. Ignore user defined
6754 verbosity if dump flags require higher level of verbosity. Print to
6755 stderr only for loop vectorization.
6756 (vectorize_loops): Update call to vect_set_dump_settings.
6757 (execute_vect_slp): New function.
6758 (gate_vect_slp): Likewise.
6759 (struct gimple_opt_pass pass_slp_vectorize): New.
6760 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6762 (vec_info_for_bb): New function.
6763 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6764 (VECTORIZATION_ENABLED): New macro.
6765 (SLP_ENABLED, SLP_DISABLED): Likewise.
6766 (vect_is_simple_use): Add bb_vec_info argument.
6767 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6768 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6769 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6770 vect_schedule_slp, vect_analyze_slp): Likewise.
6771 (vect_analyze_stmt): Add slp_tree argument.
6772 (find_bb_location): Declare.
6773 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6774 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6775 (vect_analyze_loop_operations, vect_analyze_loop,
6776 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6777 vect_finalize_reduction, vectorizable_reduction,
6778 vectorizable_live_operation, vect_transform_loop): Likewise.
6779 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6780 skip evolution analysis if analyzing a basic block.
6781 (dr_analyze_indices): Likewise.
6782 (initialize_data_dependence_relation): Skip the test whether the
6783 object is invariant for basic blocks.
6784 (compute_all_dependences): Skip dependence analysis for data
6785 references in basic blocks.
6786 (find_data_references_in_stmt): Don't fail in case of invariant
6787 access in basic block.
6788 (find_data_references_in_bb): New function.
6789 (find_data_references_in_loop): Move code to
6790 find_data_references_in_bb and add a call to it.
6791 (compute_data_dependences_for_bb): New function.
6792 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6793 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6795 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6796 unknown dependence in basic block and fail in case of dependence in
6798 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6799 dependence instances from either loop or basic block vectorization
6801 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6802 before calling nested_in_vect_loop_p.
6803 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6804 dependence instances from either loop or basic block vectorization
6806 (vect_verify_datarefs_alignment): Likewise.
6807 (vect_enhance_data_refs_alignment): Adjust function calls.
6808 (vect_analyze_data_refs_alignment): Likewise.
6809 (vect_analyze_group_access): Fix printing. Skip different checks if
6810 DR_STEP is 0. Keep strided stores either in loop or basic block
6811 vectorization data structure. Fix indentation.
6812 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6814 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6815 dependence instances from either loop or basic block vectorization
6817 (vect_analyze_data_refs): Update comment. Call
6818 compute_data_dependences_for_bb to analyze basic blocks.
6819 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6820 case of loop vectorization. In case of basic block vectorization use
6821 data-ref itself as a base.
6822 (vect_create_data_ref_ptr): In case of basic block vectorization:
6823 don't advance the pointer, add new statements before the current
6824 statement. Adjust function calls.
6825 (vect_supportable_dr_alignment): Support only aligned accesses in
6826 basic block vectorization.
6827 * common.opt (ftree-slp-vectorize): New flag.
6828 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6829 (vect_pattern_recog_1): Likewise.
6830 * tree-vect-stmts.c (process_use): Likewise.
6831 (vect_init_vector): Add new statements in the beginning of the basic
6832 block in case of basic block SLP.
6833 (vect_get_vec_def_for_operand): Adjust function calls.
6834 (vect_finish_stmt_generation): Likewise.
6835 (vectorizable_call): Add assert that it is loop vectorization, adjust
6837 (vectorizable_conversion, vectorizable_assignment): Likewise.
6838 (vectorizable_operation): In case of basic block SLP, take
6839 vectorization factor from statement's type and skip the relevance
6840 check. Adjust function calls.
6841 (vectorizable_type_demotion): Add assert that it is loop
6842 vectorization, adjust function calls.
6843 (vectorizable_type_promotion): Likewise.
6844 (vectorizable_store): Check for outer loop only in case of loop
6845 vectorization. Adjust function calls. For basic blocks, skip the
6846 relevance check and don't advance pointers.
6847 (vectorizable_load): Likewise.
6848 (vectorizable_condition): Add assert that it is loop vectorization,
6849 adjust function calls.
6850 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6851 that it is not reduction, get vector type, call only supported
6852 functions, skip loop specific parts.
6853 (vect_transform_stmt): Check for outer loop only in case of loop
6855 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6856 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6857 for external definition.
6858 * passes.c (pass_slp_vectorize): New pass.
6859 * tree-vect-slp.c (find_bb_location): New function.
6860 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6861 check for patterns only in loops.
6862 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6863 case of multiple types in basic block SLP.
6864 (vect_mark_slp_stmts_relevant): New function.
6865 (vect_supported_load_permutation_p): Fix comment.
6866 (vect_analyze_slp_instance): Add argument. In case of basic block
6867 SLP, take vectorization factor from statement's type, check that
6868 unrolling factor is 1. Adjust function call. Save SLP instance in
6869 either loop or basic block vectorization structure. Return FALSE,
6871 (vect_analyze_slp): Add argument. Get strided stores groups from
6872 either loop or basic block vectorization structure. Return FALSE
6873 if basic block SLP failed.
6874 (new_bb_vec_info): New function.
6875 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6876 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6877 (vect_schedule_slp): Add argument. Get SLP instances from either
6878 loop or basic block vectorization structure. Set vectorization factor
6879 to be 1 for basic block SLP.
6880 (vect_slp_transform_bb): New function.
6881 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6883 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6885 * final.c (shorten_branches): Do not align labels for jump tables.
6886 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6888 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6890 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6891 Remove outdated reference to flow.c and fix nits.
6892 * doc/gccint.texi: Tweak RTL description.
6893 * doc/rtl.texi: Likewise.
6895 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6897 * config/avr/avr.c: Change my email address.
6898 * config/avr/avr.h: Likewise.
6899 * config/avr/avr.md: Likewise.
6900 * config/avr/avr-protos.h: Likewise.
6901 * config/avr/libgcc.S: Likewise.
6903 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6905 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6906 (spu_split_load, spu_split_store): Change return type to int.
6907 (spu_split_convert): Declare.
6908 * config/spu/predicates.md (spu_mem_operand): Remove.
6909 (spu_mov_operand): Update.
6910 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6911 * config/spu/spu.c (regno_aligned_for_load): Remove.
6912 (reg_aligned_for_addr, spu_expand_load): Define.
6913 (spu_expand_extv): Reimplement and handle MEM.
6914 (spu_expand_insv): Handle MEM.
6915 (spu_sched_reorder): Handle insn's with length 0.
6916 (spu_legitimate_address_p): Reimplement.
6917 (store_with_one_insn_p): Return TRUE for any mode with size
6918 larger than 16 bytes.
6919 (address_needs_split): Define.
6920 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6922 (spu_convert_move): Define.
6923 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6924 (spu_split_store): Change all MEM's to TImode.
6925 (spu_init_expanders): Preallocate registers that correspond to
6926 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6928 (spu_split_convert): Define.
6929 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6930 (_move<mode>, _movdi, _movti): Update predicate and condition.
6931 (load, store): Change to define_split.
6932 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6934 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6935 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6936 define_insn_and_split of lshr<mode>3.
6937 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6938 (<v>ashr<mode>3_imm): Define.
6939 (extv, extzv, insv): Allow MEM operands.
6940 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6941 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6942 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6943 (_spu_convert2): Change to define_insn_and_split and remove the
6944 corresponding define_peephole2.
6945 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6946 Change predicates to memory_operand.
6948 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6950 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6952 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6954 PR tree-optimization/40219
6955 * tree.c (iterative_hash_expr): Make sure the builtin function is
6956 a normal builtin function and not a front end or back end builtin
6957 before indexing into the built_in_decls array.
6959 2009-05-22 Richard Guenther <rguenther@suse.de>
6962 * alias.c (write_dependence_p): Do not use TBAA for answering
6963 anti-dependence or output-dependence.
6964 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6965 (emit_pointer_definition): Remove.
6966 (emit_alias_warning): Likewise.
6967 (find_what_var_points_to): Remove TBAA pruning code.
6968 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6970 (compute_points_to_sets): Remove code computing the set of
6971 dereferenced pointers.
6972 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6973 oracle for querying anti and output dependencies.
6974 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6975 if TBAA may be applied.
6976 (refs_anti_dependent_p): New function.
6977 (refs_output_dependent_p): Likewise.
6978 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6979 (refs_output_dependent_p): Likewise.
6980 * doc/tree-ssa.texi (Memory model): New section.
6981 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6982 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6983 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6984 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6985 * expr.c (expand_expr_real_1): Likewise.
6986 * gimple-low.c (lower_stmt): Likewise.
6987 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6988 (dump_gimple_cdt): Remove.
6989 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6990 (gimple_size): Likewise.
6991 (walk_gimple_op): Likewise.
6992 (is_gimple_stmt): Likewise.
6993 (walk_stmt_load_store_addr_ops): Likewise.
6994 (gimple_build_cdt): Remove.
6995 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6996 * gimple.h (gimple_cdt_new_type): Remove.
6997 (gimple_cdt_new_type_ptr): Likewise.
6998 (gimple_cdt_set_new_type): Likewise.
6999 (gimple_cdt_location): Likewise.
7000 (gimple_cdt_location_ptr): Likewise.
7001 (gimple_cdt_set_location): Likewise.
7002 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7003 * tree-cfg.c (remove_useless_stmts_1): Do not handle
7004 GIMPLE_CHANGE_DYNAMIC_TYPE.
7005 (verify_types_in_gimple_stmt): Likewise.
7006 * tree-inline.c (estimate_num_insns): Likewise.
7007 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
7008 (copy_decl_to_var): Likewise.
7009 (copy_result_decl_to_var): Likewise.
7010 * tree-pretty-print.c (dump_generic_node): Do not handle
7011 CHANGE_DYNAMIC_TYPE_EXPR.
7012 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7013 * tree-ssa-operands.c (get_expr_operands): Likewise.
7014 * tree-ssa-structalias.c (struct variable_info): Remove
7015 no_tbaa_pruning member.
7016 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
7017 (unify_nodes): Do not copy it.
7018 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7019 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
7020 (set_uids_in_ptset): Do not check it.
7021 (find_what_var_points_to): Likewise.
7022 (compute_tbaa_pruning): Remove.
7023 (compute_points_to_sets): Do not call it.
7024 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7025 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7026 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
7027 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
7028 (DECL_NO_TBAA_P): Likewise.
7029 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
7030 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
7031 (expand_omp_atomic_pipeline): Do not set it.
7032 * print-tree.c (print_node): Do not dump it.
7033 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7036 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
7039 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
7042 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7044 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
7047 2009-05-22 Ben Elliston <bje@au.ibm.com>
7049 * Makefile.in (bversion.h, s-bversion): New targets.
7050 (TOPLEV_H): Add bversion.h.
7051 * toplev.h: Include "bversion.h".
7052 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
7053 the __format__ attribute only if compiling with the same version
7054 of GCC as the sources (the "build version").
7056 2009-05-22 Ben Elliston <bje@au.ibm.com>
7058 * c-format.c (handle_format_attribute): Fix comment typo.
7060 2009-05-21 Steve Ellcey <sje@cup.hp.com>
7063 * config/ia64/ia64.opt (mfused-madd): New.
7064 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
7065 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
7066 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
7067 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
7068 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
7069 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
7070 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
7071 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
7072 instruction if !TARGET_FUSED_MADD.
7073 (fpma, fpms): Remove colon from name.
7075 2009-05-22 Richard Guenther <rguenther@suse.de>
7077 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
7078 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
7079 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
7081 (create_expression_by_pieces): Only convert if necessary.
7082 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
7083 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
7085 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
7087 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
7088 regular pattern from a template and rename it ...
7089 (*extzv_truncsi_exts): ... to this.
7091 2009-05-21 Richard Guenther <rguenther@suse.de>
7093 * cgraph.h (struct cgraph_node): Remove inline_decl member.
7094 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
7095 (cgraph_default_inline_p): Likewise.
7096 (cgraph_decide_inlining_incrementally): Likewise.
7098 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
7099 Uros Bizjak <ubizjak@gmail.com>
7101 * config/i386/cpuid.h (bit_MOVBE): New.
7103 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
7105 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
7106 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
7107 (ix86_handle_option): Handle OPT_mmovbe.
7108 (ix86_target_string): Add -mmovbe.
7109 (pta_flags): Add PTA_MOVBE.
7110 (processor_alias_table): Add PTA_MOVBE to "atom".
7111 (override_options): Handle PTA_MOVBE.
7113 * config/i386/i386.h (TARGET_MOVBE): New.
7115 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
7116 (*bswapsi_movbe): New.
7117 (*bswapdi_movbe): Likewise.
7118 (bswapdi2): Renamed to ...
7120 (bswapdi2): New expander.
7122 * config/i386/i386.opt (mmovbe): New.
7124 * doc/invoke.texi: Document -mmovbe.
7126 2009-05-21 Taras Glek <tglek@mozilla.com>
7128 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
7129 * gcc-plugin.h (plugin_init): Updated signature.
7130 * gcc-plugin.h (plugin_name_args): Moved to this header.
7131 * doc/plugins.texi (plugin_init): Updated documention to reflect
7133 * doc/plugins.texi (plugin_name_args): Added to documention.
7135 2009-05-21 Mark Mitchell <mark@codesourcery.com>
7137 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
7138 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
7140 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
7142 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
7143 JUMP_TABLE_DATA_P predicates where applicable.
7144 * config/i386/predicates.md: Ditto.
7145 * config/i386/sse.md: Ditto.
7147 2009-05-21 Jakub Jelinek <jakub@redhat.com>
7149 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
7150 operand2 -128 override length_immediate attribute to 1.
7151 * config/i386/predicates.md (constm128_operand): New predicate.
7153 * config/i386/i386.c (memory_address_length): Handle %r12
7154 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
7156 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
7157 mode look through optional ZERO_EXTEND and SUBREG.
7158 * config/i386/i386.md (R12_REG): New define_constant.
7159 (prefix_data16): For sse unit set also for MODE_TI insns.
7160 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
7161 insns set if operand 1 is ext_QIreg_operand.
7162 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
7163 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
7165 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
7166 mode from MODE_DI to MODE_SI.
7167 (movdi_1_rex64): Override modrm and length_immediate attributes
7168 only for movabs (TYPE_IMOV, alternative 2).
7169 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
7170 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
7171 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
7172 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
7173 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
7174 prefix_rex attribute if DImode.
7175 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
7176 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7177 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
7178 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
7179 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
7180 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
7181 Likewise. For TYPE_IMOV clear length_immediate attribute.
7182 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
7183 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
7184 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
7185 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7186 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
7187 or one operand TYPE_ISHIFT.
7188 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
7189 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
7190 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
7191 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
7192 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
7193 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
7194 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
7195 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
7196 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
7197 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
7198 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
7199 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
7200 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
7201 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
7202 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
7203 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
7204 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
7205 set mode attribute, don't override length attribute.
7206 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
7208 (return_internal_long): Set length attribute to 2 instead of 1.
7209 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
7210 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
7211 prefix_rex attribute.
7212 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
7214 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
7216 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7218 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
7220 2009-05-20 Ian Lance Taylor <iant@google.com>
7222 * tree.c (build_tree_list_vec_stat): New function.
7223 (ctor_to_vec): New function.
7224 (build_nt_call_vec): New function.
7225 (build_call_array): Change args to be a const pointer.
7226 (build_call_vec): New function.
7227 * tree.h (build_nt_call_vec): Declare.
7228 (build_tree_list_vec_stat): Declare.
7229 (build_tree_list_vec): Define.
7230 (build_call_array): Update declaration.
7231 (build_call_vec): Declare.
7232 (ctor_to_vec): Declare.
7233 * c-common.c (tree_vector_cache): New static variable.
7234 (make_tree_vector): New function.
7235 (release_tree_vector): New function.
7236 (make_tree_vector_single): New function.
7237 (make_tree_vector_copy): New function.
7238 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
7239 (make_tree_vector_single, make_tree_vector_copy): Declare.
7240 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
7241 (c_parser_expr_list): Don't manage cache here, instead call
7243 (c_parser_release_expr_list): Remove static function.
7244 (c_parser_vec_to_tree_list): Remove static function.
7245 (c_parser_attributes): Call build_tree_list_vec instead of
7246 c_parser_vec_to_tree_list. Call release_tree_vector instead of
7247 c_parser_release_expr_list.
7248 (c_parser_postfix_expression_after_primary): Likewise.
7249 (c_parser_objc_keywordexpr): Likewise.
7251 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
7253 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
7254 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
7255 TARGET_CONVERT_TO_TYPE.
7256 * hooks.c (hook_tree_const_tree_null): Define.
7257 * hooks.h (hook_tree_const_tree_null): Declare.
7258 * target.h (struct gcc_target): Add invalid_parameter_type,
7259 invalid_return_type, promoted_type, and convert_to_type fields.
7260 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
7261 (TARGET_INVALID_RETURN_TYPE): Define.
7262 (TARGET_PROMOTED_TYPE): Define.
7263 (TARGET_CONVERT_TO_TYPE): Define.
7264 (TARGET_INITIALIZER): Update for new fields.
7265 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
7266 (grokparms): Check targetm.invalid_parameter_type.
7267 * c-typeck.c (default_conversion): Check targetm.promoted_type.
7268 * c-convert.c (convert): Check targetm.convert_to_type.
7270 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
7272 * config/mips/mips.md (*extenddi_truncate<mode>,
7273 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
7275 (*extendhi_truncateqi): New define_insn_and_sptit.
7277 2009-05-20 Jakub Jelinek <jakub@redhat.com>
7280 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
7281 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
7283 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
7285 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
7286 the operand of VIEW_CONVERT_EXPR.
7288 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
7290 * config/i386/driver-i386.c (host_detect_local_cpu): Check
7291 extended family and model for Intel processors. Support Intel Atom.
7293 2009-05-20 Olivier Hainque <hainque@adacore.com>
7295 * gstab.h (stab_code_type): Define, to be used instead of the
7296 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
7298 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
7299 occurrences by stab_code_type.
7300 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
7302 2009-05-20 Martin Jambor <mjambor@suse.cz>
7304 * tree-flow.h (insert_edge_copies_seq): Undeclare.
7305 (sra_insert_before): Likewise.
7306 (sra_insert_after): Likewise.
7307 (sra_init_cache): Likewise.
7308 (sra_type_can_be_decomposed_p): Likewise.
7309 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
7310 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
7311 (sra_insert_before): Likewise.
7312 (sra_insert_after): Likewise.
7313 (sra_init_cache): Likewise.
7314 (insert_edge_copies_seq): Made static and moved upwards.
7316 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
7319 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
7321 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
7322 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
7325 2009-05-20 Richard Guenther <rguenther@suse.de>
7327 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7328 with mismatched comparison modes.
7330 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7332 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
7333 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
7334 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
7335 with shifts for Thumb2.
7336 (orsi_notsi): New for orn.
7337 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
7338 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
7339 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
7340 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
7341 Don't invert remainder for IOR.
7343 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
7345 PR tree-optimization/40087
7346 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
7347 number_of_iterations_ne): Rename never_infinite argument.
7348 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
7349 number_of_iterations_le): Handle pointer-type ivs when
7350 exit_must_be_taken is false.
7351 (number_of_iterations_cond): Do not always assume that
7352 exit_must_be_taken if the control variable is a pointer.
7354 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7356 * c-typeck.c (build_binary_op): Allow % on integal vectors.
7357 * doc/extend.texi (Vector Extension): Document that % is allowed too.
7359 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
7361 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
7362 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
7364 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7367 * c.opt (Wlogical-op): Disabled by default.
7368 * c-opt (c_common_post_options): Do not enable Wlogical-op with
7370 * doc/invoke.texi (Wlogical-op): Likewise.
7372 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
7374 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
7376 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
7377 Propagate the type of the first operand.
7378 <ASSERT_EXPR>: Simplify.
7379 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
7380 Rewrite using the RHS code as discriminant.
7381 <NOP_EXPR>: Turn into CASE_CONVERT.
7382 <PLUS_EXPR>: Propagate the type of the first operand.
7384 2009-05-19 Steve Ellcey <sje@cup.hp.com>
7386 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
7387 (ia64_dconst_0_375): New.
7388 * config/ia64/ia64.c (ia64_override_options): Remove
7389 -minline-sqrt-min-latency warning.
7390 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
7391 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
7392 * config/ia64/ia64.md (*sqrt_approx): Remove.
7393 (sqrtsf2): Remove #if 0.
7394 (sqrtsf2_internal_thr): Rewrite and move to div.md.
7395 (sqrtdf): Remove assert.
7396 (sqrtdf2_internal_thr): Rewrite and move to div.md.
7397 (sqrtxf2): Remove #if 0.
7398 (sqrtxf2_internal_thr): Rewrite and move to div.md.
7399 * div.md (sqrt_approx_rf): New.
7400 (sqrtsf2_internal_thr): New implementation.
7401 (sqrtsf2_internal_lat): New.
7402 (sqrtdf2_internal_thr: New implementation.
7403 (sqrtxf2_internal): New implementation.
7405 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
7406 Hans-Peter Nilsson <hp@axis.com>
7408 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
7409 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
7410 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
7411 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
7412 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
7413 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
7414 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
7415 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
7416 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
7417 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
7418 * c-common.c: ...from here.
7420 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7422 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
7424 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7426 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
7428 2009-05-19 Ben Elliston <bje@au.ibm.com>
7430 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
7431 assignments with memcpy calls.
7432 (add_fdes): Likewise.
7433 (binary_search_unencoded_fdes): Likewise.
7434 (linear_search_fdes): Eliminate type puns.
7436 2009-05-19 Richard Guenther <rguenther@suse.de>
7438 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
7439 not falsely claim to have propagated into all uses.
7441 2009-05-19 Ben Elliston <bje@au.ibm.com>
7443 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
7446 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7448 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
7449 * config/sh/sh.c (sh_legitimate_address_p): Make static.
7450 (TARGET_LEGITIMATE_ADDRESS_P): New.
7451 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7452 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7454 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7457 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7458 child of the containing namespace's DIE.
7460 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7462 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7463 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7464 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7467 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7470 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7471 gen_align with gen_pad.
7472 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7473 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7475 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7476 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7478 * config/i386/i386.md (align): Renamed to ...
7479 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7480 ASM_OUTPUT_MAX_SKIP_PAD.
7482 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7484 * config.gcc: Fix variable syntax.
7487 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7488 before calling exact_log2.
7489 (output_iorsi3): Likewise.
7490 (output_xorsi3): Likewise.
7492 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7494 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7495 for the none zero constant operand except for EQ and NE
7496 comprisons even when the first operand is R0.
7498 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7500 * config/s390/2064.md: Remove trailing whitespaces.
7501 * config/s390/2084.md: Likewise.
7502 * config/s390/constraints.md: Likewise.
7503 * config/s390/fixdfdi.h: Likewise.
7504 * config/s390/libgcc-glibc.ver: Likewise.
7505 * config/s390/s390-modes.def: Likewise.
7506 * config/s390/s390-protos.h: Likewise.
7507 * config/s390/s390.c: Likewise.
7508 * config/s390/s390.h: Likewise.
7509 * config/s390/s390.md: Likewise.
7510 * config/s390/tpf-unwind.h: Likewise.
7512 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7514 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7516 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7519 * configure.ac (m68k-*-*): Check if binutils support TLS.
7520 * configure: Regenerate.
7521 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7522 * config/m68k/constraints.md (Cu): New constraint.
7523 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7524 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7525 (movsi): Handle TLS symbols.
7526 (addsi3_5200): Handle XTLS symbols, indent.
7527 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7528 (m68k_tls_reference_p): Declare.
7529 (m68k_legitimize_address): Declare.
7530 (m68k_unwrap_symbol): Declare.
7531 * config/m68k/m68k.opt (mxtls): New option.
7532 * config/m68k/m68k.c (ggc.h): Include.
7533 (m68k_output_dwarf_dtprel): Implement hook.
7534 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7535 (m68k_expand_prologue): Load GOT pointer when function needs it.
7536 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7537 (m68k_legitimate_constant_address_p): Same.
7538 (m68k_decompose_address): Handle TLS references.
7539 (m68k_get_gp): New static function.
7540 (enum m68k_reloc): New contants.
7541 (TLS_RELOC_P): New macro.
7542 (m68k_wrap_symbol): New static function.
7543 (m68k_unwrap_symbol): New function.
7544 (m68k_final_prescan_insn_1): New static function.
7545 (m68k_final_prescan_insn): New function.
7546 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7548 (legitimize_pic_address): Handle TLS references..
7549 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7550 (m68k_libcall_value_in_a0_p)
7551 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7552 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7553 (m68k_legitimize_tls_address): Handle TLS references.
7554 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7556 (m68k_legitimize_address): Handle TLS symbols.
7557 (m68k_get_reloc_decoration): New static function.
7558 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7560 (m68k_output_dwarf_dtprel): Implement hook.
7561 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7562 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7563 m68k_call_* routines.
7564 (sched_attr_op_type): Handle TLS symbols.
7565 (gt-m68k.h): Include.
7566 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7567 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7569 2009-05-18 Martin Jambor <mjambor@suse.cz>
7571 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7572 (visit_store_addr_for_mod_analysis): New function.
7573 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7574 (determine_cst_member_ptr): Use gimple_assign_single_p.
7575 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7576 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7577 operands. Don't check number of operands of a NOP_EXPR.
7579 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7581 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7583 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7586 * c-common.c (warn_logical_operator): Don't warn if one of
7587 expression isn't always true or false.
7589 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7591 * config/i386/biarch32.h: New file.
7592 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7594 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7596 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7597 *zero_extend<mode>_truncqi): Merge these into ...
7598 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7599 Name the pattern following this as *zero_extendhi_truncqi.
7601 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7604 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7605 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7606 (output_info): Make field HOST_WIDEST_INT.
7607 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7608 (dump_bitmat_statistics): Same.
7610 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7612 * config.gcc (use_gcc_stdint): Set to wrap.
7613 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7614 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7615 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7616 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7617 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7618 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7619 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7620 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7622 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7624 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7626 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7627 Move definitions earlier.
7628 (OPT_ARCH64, OPT_ARCH32): Define.
7629 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7632 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7635 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7638 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7640 * arm.md (movdi2): Copy non-reg values to DImode registers.
7642 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7645 * final.c (label_to_max_skip): New function.
7646 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7647 CODE_LABEL_NUMBER <= max_labelno.
7648 * output.h (label_to_max_skip): New prototype.
7649 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7650 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7651 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7652 Handle CODE_LABELs with >= 16 byte alignment or with
7653 max_skip == (1 << align) - 1.
7654 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7655 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7658 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7659 .p2align 3 if MAX_SKIP is smaller than 7.
7660 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7662 2009-05-15 Ian Lance Taylor <iant@google.com>
7664 * alias.c (struct alias_set_entry_d): Rename from struct
7665 alias_set_entry. Change all uses.
7666 * except.c (struct call_site_record_d): Rename from struct
7667 call_site_record. Change all uses.
7668 * except.h (struct eh_region_d): Rename from struct eh_region.
7670 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7672 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7673 ivtype_map_elt. Change all uses.
7674 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7676 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7677 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7679 (struct sese_d): Rename from struct sese. Change all uses.
7680 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7681 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7682 * optabs.h (struct optab_d): Rename from struct optab. Change all
7684 (struct convert_optab_d): Rename from struct convert_optab.
7686 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7687 ipa_opt_pass. Change all uses.
7688 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7691 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7692 defined as a typedef.
7693 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7696 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7699 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7701 (merge_ranges): Returns bool.
7702 * tree.h (make_range): .. to here.
7703 (build_range_check): Likewise.
7704 (merge_ranges): Likewise. Renamed from merge_ranges.
7705 * c-typeck.c (parser_build_binary_op): Update calls to
7706 warn_logical_operator.
7707 * c-common.c (warn_logical_operator): Add new warning.
7708 * c-common.h (warn_logical_operator): Update declaration.
7710 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7712 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7714 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7716 * doc/install.texi: Document MPC requirements, flags etc.
7718 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7719 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7720 Evaluate constant arguments.
7721 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7722 (fold_builtin_1): Likewise, also evaluate constant arguments.
7723 Remove superfluous break.
7724 (do_mpc_ckconv): New.
7725 * real.h: Include mpc.h.
7726 * toplev.c (print_version): Output MPC version info if available.
7728 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7730 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7732 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7734 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7737 2009-05-15 Jan Hubicka <jh@suse.cz>
7739 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7740 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7741 (try_inline): Fix return value.
7742 (cgraph_decide_inlining_incrementally): Honor new value.
7743 (cgraph_early_inlining): Handle indirect inlining.
7744 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7746 2009-05-15 Jan Hubicka <jh@suse.cz>
7748 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7749 * cgraphunit.c (cgraph_finalize_function): Set it.
7750 (cgraph_expand_function): Use it.
7752 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7754 * real.c (encode_ieee_half): Define.
7755 (decode_ieee_half): Define.
7756 (ieee_half_format): Define.
7757 (arm_half_format): Define.
7758 * real.h (ieee_half_format): Declare.
7759 (arm_half_format): Declare.
7761 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7763 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7764 swapped, and reversed optabs exist before trying to use them.
7766 2009-05-15 Paul Brook <paul@codesourcery.com>
7767 Sandra Loosemore <sandra@codesourcery.com>
7769 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7770 loads. Allow PRE_DEC.
7771 (output_move_neon): Handle PRE_DEC.
7772 (arm_print_operand): Add 'A' for neon structure loads.
7773 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7774 * config/arm/neon.md (neon_mov): Update comment.
7775 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7777 (Um): New constraint.
7779 2009-05-15 Jan Hubicka <jh@suse.cz>
7781 Revert the following patch until testsuite fallout is fixed:
7782 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7783 * cgraph.h (struct inline_summary): New filed self_wize,
7784 size_inlining_benefit, self_time and time_inlining_benefit.
7785 (struct cgraph_global_info): Replace insns by time ans size fields.
7786 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7787 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7788 (ipcp_update_callgraph): Do not touch function bodies.
7789 * ipa-inline.c: Include except.h
7790 (MAX_TIME): New constant.
7791 (overall_insns): Remove
7792 (overall_size, max_benefit): New static variables.
7793 (cgraph_estimate_time_after_inlining): New function.
7794 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7795 (cgraph_clone_inlined_nodes): Update size.
7796 (cgraph_mark_inline_edge): Update size.
7797 (cgraph_estimate_growth): Use size info.
7798 (cgraph_check_inline_limits): Check size.
7799 (cgraph_default_inline_p): Likewise.
7800 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7801 (cgraph_decide_recursive_inlining): Check size.
7802 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7804 (cgraph_decide_inlining): Likewise.
7805 (cgraph_decide_inlining_incrementally): Likewise; honor
7806 PARAM_EARLY_INLINING_INSNS.
7807 (likely_eliminated_by_inlining_p): New predicate.
7808 (estimate_function_body_sizes): New function.
7809 (compute_inline_parameters): Use it.
7810 * except.c (must_not_throw_labels): New function.
7811 * except.h (must_not_throw_labels): Declare.
7812 * tree-inline.c (init_inline_once): Kill inlining_weigths
7813 * tree-ssa-structalias.c: Avoid uninitialized warning.
7814 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7815 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7816 (PARAM_INLINE_CALL_COST): Remove.
7817 (PARAM_EARLY_INLINING_INSNS): New.
7819 2009-05-15 Richard Guenther <rguenther@suse.de>
7821 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7822 not TODO_update_ssa.
7824 2009-05-15 Richard Guenther <rguenther@suse.de>
7826 PR tree-optimization/39999
7827 * gimple.h (gimple_expr_type): Use the expression type looking
7828 through useless conversions.
7829 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7830 (vn_nary_op_insert_stmt): Likewise.
7831 (simplify_binary_expression): Likewise.
7833 2009-05-15 Richard Guenther <rguenther@suse.de>
7835 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7836 New options, enabled by default.
7837 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7839 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7840 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7841 * tree-ssa-structalias.c (gate_tree_pta): New function.
7842 (pass_build_alias): Use it.
7844 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7846 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7847 recurse on an invariant address if a conversion from a pointer
7848 type to a wider integer type is involved.
7850 2009-05-15 Jan Hubicka <jh@suse.cz>
7852 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7853 * cgraph.h (struct inline_summary): New filed self_wize,
7854 size_inlining_benefit, self_time and time_inlining_benefit.
7855 (struct cgraph_global_info): Replace insns by time ans size fields.
7856 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7857 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7858 (ipcp_update_callgraph): Do not touch function bodies.
7859 * ipa-inline.c: Include except.h
7860 (MAX_TIME): New constant.
7861 (overall_insns): Remove
7862 (overall_size, max_benefit): New static variables.
7863 (cgraph_estimate_time_after_inlining): New function.
7864 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7865 (cgraph_clone_inlined_nodes): Update size.
7866 (cgraph_mark_inline_edge): Update size.
7867 (cgraph_estimate_growth): Use size info.
7868 (cgraph_check_inline_limits): Check size.
7869 (cgraph_default_inline_p): Likewise.
7870 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7871 (cgraph_decide_recursive_inlining): Check size.
7872 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7874 (cgraph_decide_inlining): Likewise.
7875 (cgraph_decide_inlining_incrementally): Likewise; honor
7876 PARAM_EARLY_INLINING_INSNS.
7877 (likely_eliminated_by_inlining_p): New predicate.
7878 (estimate_function_body_sizes): New function.
7879 (compute_inline_parameters): Use it.
7880 * except.c (must_not_throw_labels): New function.
7881 * except.h (must_not_throw_labels): Declare.
7882 * tree-inline.c (init_inline_once): Kill inlining_weigths
7883 * tree-ssa-structalias.c: Avoid uninitialized warning.
7884 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7885 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7886 (PARAM_INLINE_CALL_COST): Remove.
7887 (PARAM_EARLY_INLINING_INSNS): New.
7888 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7889 (inline-call-cost): Remove.
7890 (early-inlining-insns): New.
7892 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7894 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7896 (print_int_cst_bounds_in_octal_p): Likewise.
7897 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7899 * dwarf2out.c (base_type_die): Likewise.
7900 (is_subrange_type): Delete.
7901 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7902 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7903 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7904 if the destination type is boolean.
7905 (build_range_check): Do not special-case subtypes.
7906 (fold_sign_changed_comparison): Likewise.
7907 (fold_unary): Likewise.
7908 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7909 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7910 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7911 * tree.c (subrange_type_for_debug_p): New predicate based on the
7912 former is_subrange_type.
7913 * tree.h (subrange_type_for_debug_p): Declare.
7914 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7915 (convert_affine_scev): Remove call to above function.
7916 (chrec_convert_aggressive): Likewise.
7917 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7918 false for conversions involving subtypes.
7919 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7920 (vrp_val_min): Likewise.
7921 (needs_overflow_infinity): Likewise.
7922 (extract_range_from_unary_expr): Likewise.
7924 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7926 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7927 * config/frv/frv.c: Likewise.
7928 * config/s390/s390.c: Likewise.
7929 * config/sparc/sparc.h: Likewise.
7930 * config/i386/i386.h: Likewise.
7931 * config/i386/i386.c: Likewise.
7932 * config/crx/crx.c: Likewise.
7933 * config/m68hc11/m68hc11.h: Likewise.
7934 * config/iq2000/iq2000.c: Likewise.
7935 * config/mn10300/mn10300.h: Likewise.
7936 * config/mn10300/mn10300.c: Likewise.
7937 * config/m68k/m68k.c: Likewise.
7938 * config/rs6000/rs6000.c: Likewise.
7939 * config/rs6000/xcoff.h: Likewise.
7940 * config/rs6000/linux64.h: Likewise.
7941 * config/rs6000/sysv4.h: Likewise.
7942 * config/score/score3.c: Likewise.
7943 * config/score/score7.c: Likewise.
7944 * config/score/score.c: Likewise.
7945 * config/arm/arm.md: Likewise.
7946 * config/mips/mips.c: Likewise.
7947 * config/mips/mips.md: Likewise.
7948 * config/bfin/bfin.h: Likewise.
7949 * config/pa/pa.c: Likewise.
7950 * config/pa/constraints.md: Likewise.
7952 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7953 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7954 * config/pdp11/pdp11.h: Use memory_address_p instead.
7956 2009-05-14 Ian Lance Taylor <iant@google.com>
7958 * passes.c (finish_optimization_passes): Change i to int.
7959 * plugin.c (plugins_active_p): Change event to int.
7960 (dump_active_plugins): Likewise.
7961 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7963 * tree.c (tree_range_check_failed): Change c to unsigned int.
7964 (omp_clause_range_check_failed): Likewise.
7965 (build_common_builtin_nodes): Change mode to int. Add cast.
7966 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7967 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7969 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7970 ++ or -- with a variable of enum type.
7972 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7975 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7977 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7979 * store-motion.c: Do not include params.h
7980 * Makefile.in: Fix dependencies for various files.
7982 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7984 * auto-inc-dec.c: Fix pass description, remove apparent
7985 accidental duplication.
7987 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7990 * ipa-utils.h (memory_identifier_string): Moved to ...
7991 * tree.h (memory_identifier_string): Here. Add GTY(()).
7993 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7995 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7996 in the former documentation of...
7997 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7998 * ira-conflicts.c (get_dup_num): Use address_operand.
7999 * targhooks.c (default_legitimate_address_p): New.
8000 * targhooks.h (default_legitimate_address_p): New.
8001 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
8003 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
8004 * target.h (struct target): Add legitimate_address_p.
8005 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
8006 (TARGET_INITIALIZER): Include it.
8008 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8009 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
8010 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
8011 (TARGET_LEGITIMATE_ADDRESS_P): New.
8013 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8014 (REG_OK_STRICT_P): Delete.
8015 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
8016 (frv_legitimate_address_p_1): ... this.
8017 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
8018 (frv_legitimate_address_p_1): ... the renamed old
8019 frv_legitimate_address_p.
8020 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
8021 (TARGET_LEGITIMATE_ADDRESS_P): New.
8023 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8024 * config/s390/s390-protos.h (legitimate_address_p): Remove.
8025 * config/s390/s390.c (legitimate_address_p): Rename to...
8026 (s390_legitimate_address_p): ... this, make static.
8027 (legitimize_address): Adjust call.
8028 (TARGET_LEGITIMATE_ADDRESS_P): New.
8029 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
8031 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8032 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
8033 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
8034 (TARGET_LEGITIMATE_ADDRESS_P): New.
8036 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8037 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
8038 * config/spu/spu.c (spu_legitimate_address): Rename to...
8039 (spu_legitimate_address_p): ... this, make static.
8040 (TARGET_LEGITIMATE_ADDRESS_P): New.
8042 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8043 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
8044 * config/sparc/sparc.c (legitimate_address_p): Rename to...
8045 (sparc_legitimate_address_p): ... this, make static and return bool.
8046 (legitimize_address): Adjust call.
8047 (TARGET_LEGITIMATE_ADDRESS_P): New.
8049 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8050 * config/i386/i386-protos.h (legitimate_address_p): Remove.
8051 * config/i386/i386.c (legitimate_address_p): Rename to...
8052 (ix86_legitimate_address_p): ... this, make static.
8053 (constant_address_p): Move after it, adjust call.
8054 (TARGET_LEGITIMATE_ADDRESS_P): New.
8056 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8057 * config/avr/avr-protos.h (legitimate_address_p): Remove.
8058 * config/avr/avr.c (legitimate_address_p): Rename to...
8059 (avr_legitimate_address_p): ... this, make static.
8060 (legitimize_address): Adjust call.
8061 (TARGET_LEGITIMATE_ADDRESS_P): New.
8063 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8064 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
8065 * config/crx/crx.c (crx_legitimate_address_p): Make static.
8066 (TARGET_LEGITIMATE_ADDRESS_P): New.
8068 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8069 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
8070 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
8071 (TARGET_LEGITIMATE_ADDRESS_P): New.
8073 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8074 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
8076 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
8078 (TARGET_LEGITIMATE_ADDRESS_P): New.
8080 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8081 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
8083 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
8085 (m68hc11_legitimate_address_p): ... this, make static.
8086 (go_if_legitimate_address_internal): Rename to...
8087 (m68hc11_legitimate_address_p_1): ... this.
8088 (legitimize_address): Adjust call.
8089 (TARGET_LEGITIMATE_ADDRESS_P): New.
8091 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8092 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
8093 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
8094 (TARGET_LEGITIMATE_ADDRESS_P): New.
8096 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8097 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
8098 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
8099 (mn10300_legitimate_address_p): ... this, make static.
8100 (TARGET_LEGITIMATE_ADDRESS_P): New.
8102 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8103 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
8104 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
8105 (TARGET_LEGITIMATE_ADDRESS_P): New.
8107 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8108 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
8109 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
8110 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8111 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
8112 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
8113 (rs6000_legitimate_address_p): ... this, make static.
8114 (TARGET_LEGITIMATE_ADDRESS_P): New.
8115 (REG_MODE_OK_FOR_BASE_P): Delete.
8116 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
8118 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8119 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
8121 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
8122 static, adjust types.
8123 (TARGET_LEGITIMATE_ADDRESS_P): New.
8125 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8126 * config/score/score.c (score_address_p): Rename to...
8127 (score_legitimate_address_p): ... this.
8128 (TARGET_LEGITIMATE_ADDRESS_P): New.
8129 * config/score/score3.c (score3_address_p): Rename to...
8130 (score3_legitimate_address_p): ... this.
8131 * config/score/score7.c (score7_address_p): Rename to...
8132 (score7_legitimate_address_p): ... this.
8134 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
8135 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
8136 GO_IF_LEGITIMATE_ADDRESS): Delete.
8137 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
8138 thumb2_legitimate_address_p): Delete.
8139 (arm_legitimate_address_p): Rename to...
8140 (arm_legitimate_address_outer_p): ... this.
8141 * config/arm/constraints.md ("Uq"): Adjust call.
8142 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
8143 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
8145 (arm_legitimate_address_outer_p): ... this.
8146 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
8148 (TARGET_LEGITIMATE_ADDRESS_P): New.
8150 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8151 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
8152 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
8153 (TARGET_LEGITIMATE_ADDRESS_P): New.
8155 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8156 * config/vax/vax-protos.h (legitimate_address_p): Remove.
8157 * config/vax/vax.c (legitimate_address_p): Rename to...
8158 (vax_legitimate_address_p): ... this, make static.
8159 (TARGET_LEGITIMATE_ADDRESS_P): New.
8161 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8162 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
8163 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
8164 (TARGET_LEGITIMATE_ADDRESS_P): New.
8166 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8167 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
8168 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
8169 (mmix_legitimate_address_p): ... this, make static.
8170 (TARGET_LEGITIMATE_ADDRESS_P): New.
8172 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8173 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
8174 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
8175 (TARGET_LEGITIMATE_ADDRESS_P): New.
8177 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8179 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
8180 of MODE_COMPLEX_INT.
8182 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8184 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
8185 LCT_NORMAL in function call.
8186 * mips-tdump.c (print_file_desc): Add cast to enum type.
8187 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
8188 (mark_stabs): Add casts to enum types.
8189 (parse_stabs_common): Add casts to enum types.
8191 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8193 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
8194 Check for invalid values of LETTER.
8196 2009-05-13 Taras Glek <tglek@mozilla.com>
8198 * attribs.c (register_attribute): moved out attribute registration
8199 into register_attribute.
8200 * doc/plugins.texi: Documented register_attribute and
8202 * gcc-plugin.h: Added forward decl for register_attribute.
8203 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
8204 * plugin.c (register_callback, invoke_plugin_callbacks): Added
8205 PLUGIN_ATTRIBUTES boilerplate.
8207 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
8209 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
8210 values even in sentinel and empty entries.
8211 (ms_printf_flag_specs): Likewise.
8212 (ms_scanf_flag_specs): Likewise.
8213 (ms_strftime_flag_specs): Likewise.
8214 (ms_print_char_table): Likewise.
8215 (ms_scan_char_table): Likewise.
8216 (ms_time_char_table): Likewise.
8218 2009-05-13 Doug Kwan <dougkwan@google.com>
8220 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
8222 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8224 * config/mips/mips.md (store): Add attributes for QI and HI.
8226 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
8227 (truncdi<mode>2): ... this new pattern.
8229 2009-05-13 Brad Hards <bradh@kde.org>
8231 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
8233 2009-05-14 Jakub Jelinek <jakub@redhat.com>
8234 Ben Elliston <bje@au.ibm.com>
8237 * dse.c (check_mem_read_rtx): Guard against width == -1.
8239 2009-05-13 Michael Matz <matz@suse.de>
8242 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
8243 (trivially_conflicts_p): New function.
8244 (insert_backedge_copies): Use it.
8246 2009-05-13 Janis Johnson <janis187@us.ibm.com>
8248 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
8249 (handle_stdc_pragma): Use new enum constant names.
8250 (handle_pragma_float_const_decimal64): Ditto.
8252 2009-05-13 Ian Lance Taylor <iant@google.com>
8254 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
8257 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
8259 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
8260 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
8262 * config/m68k/m68k.h (FL_UCLINUX): Define.
8264 2009-05-13 Jan Hubicka <jh@suse.cz>
8266 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
8268 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8270 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
8271 unless -fschedule-insns is specified.
8273 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8276 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
8277 TARGET_EXPAND_CBRANCHDI4.
8278 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
8279 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
8280 (cmpeqdi): Fix comment.
8282 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8284 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
8285 (sh_legitimate_address_p): Likewise.
8286 * config/sh/sh.c (sh_legitimate_index_p): New.
8287 (sh_legitimate_address_p): Likewise.
8288 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
8289 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
8290 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
8291 (MAYBE_BASE_REGISTER_RTX_P): New macro.
8292 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
8293 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
8294 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
8295 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
8296 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
8298 2009-05-12 Jan Hubicka <jh@suse.cz>
8300 * tree-inline.c (estimate_operator_cost): Add operands;
8301 when division happens by constant, it is cheap.
8302 (estimate_num_insns): Loads and stores are not having cost of 0;
8303 EH magic stuff is cheap; when computing runtime cost of switch,
8304 use log2 base of amount of its cases; builtin_expect has cost of 0;
8305 compute cost for moving return value of call.
8306 (init_inline_once): Initialize time_based flags.
8307 * tree-inline.h (eni_weights_d): Add time_based flag.
8309 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8311 * df-core.c: Update head documentation.
8313 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8316 * rs6000.c (rs6000_generate_compare): Use op1b instead of
8317 shadowing exisiting variable op1.
8319 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
8322 * config/i386/driver-i386.c (processor_signatures): New enum.
8323 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
8324 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
8325 processor signature to detect geode processor.
8327 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8331 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8333 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8334 causes spurious differences between trunk and cond-optab branch.
8336 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8338 * dojump.c (compare_from_rtx): Delete.
8339 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
8340 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
8341 if the comparison does not satisfy the predicate; test predicates for
8342 operands 2 and 3 of a cstore pattern. Don't try cstore optab
8343 further if one existing pattern fails.
8344 * expr.h (compare_from_rtx): Delete.
8345 (prepare_operand): Declare it.
8346 * optabs.c: Change "lib call" to "libcall" throughout.
8347 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
8348 HAVE_conditional_trap, emit_cmp_insn): Delete.
8349 (can_compare_p): Delete cmp_optab case.
8350 (prepare_float_lib_cmp): Return an rtx and a machine mode.
8351 Accept other parameters by value.
8352 (prepare_operand): Make non-static.
8353 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
8354 other parameters by value. Try to widen operands here based on
8355 an optab_methods argument and looking at cbranch_optab.
8356 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
8357 loop. Use cbranch_optab directly.
8358 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
8359 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
8361 (emit_conditional_move, emit_conditional_add): Inline what's needed
8362 of compare_from_rtx, using new prepare_cmp_insn for the rest.
8363 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
8364 with COMPARE. Move cmov_optab and cstore_optab above
8365 with cbranch_optab, move cmp_optab down with ucmp_optab,
8366 remove tst_otpab. Do not initialize trap_rtx.
8367 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
8368 for trap code. Do not check HAVE_conditional_trap. Use
8369 prepare_cmp_insn. Accept no predicate for operand 3.
8370 * optabs.h (OTI_cmp): Mark as used only for libcalls.
8371 (OTI_ctrap, ctrap_optab): New.
8372 (tst_optab): Delete.
8373 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
8374 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
8375 with lookup of ctrap_optab.
8376 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
8380 * combine.c (combine_simplify_rtx, simplify_set): Do not
8381 special case comparing against zero for cc0 machines.
8382 * simplify-rtx.c (simplify_binary_operation_1): Never remove
8383 COMPARE on cc0 machines.
8384 (simplify_relational_operation): Return a new expression when
8385 a COMPARE could be removed.
8386 * final.c (final_scan_insn): Compare cc_status values
8387 against LHS of a (compare FOO (const_int 0)) cc0 source.
8388 Also check if cc_status.value is the full compare.
8390 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
8391 (cstoreMM4): Document.
8392 (conditional_trap): Document ctrapMM4 instead.
8393 (sync_compare_and_swapMM): Refer to cbranchcc4.
8394 (Dependent Patterns): Eliminate obsolete information referring to
8395 the old jump optimization phase.
8396 (Canonicalization): Include cbranchcc4 case, omit canonicalization
8397 of compares with 0 on cc0 machines.
8398 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
8399 avoiding references to cc0. Remove text about storing operands
8401 * doc/tm.texi (Condition Codes): Include blurb on different
8402 condition code representations, separate into subsections for
8403 CC0, MODE_CC and conditional execution.
8405 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
8406 alpha_emit_setcc): Accept operands and a machine mode.
8407 * config/alpha/alpha.c (alpha_emit_conditional_branch):
8408 Get code/op0/op1 from operands, use machine mode argument
8409 instead of alpha_compare.fp_p. Emit the branch here.
8410 (alpha_emit_setcc): Likewise, and return boolean.
8411 (alpha_emit_conditional_move): Likewise. Assert that
8412 cmp_op_mode == cmp_mode, and simplify accordingly.
8413 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
8414 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
8415 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
8417 (stack probe test): Use cbranchdi4.
8418 * config/alpha/predicates.md (alpha_cbranch_operator): New.
8420 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
8421 * config/arc/arc.h (movsicc, movsfcc): Use it.
8422 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
8423 (cbranchsi4, cstoresi4): New.
8424 (cmpsi, bCC and sCC expanders): Remove.
8426 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
8427 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
8428 * config/arm/predicates.md (arm_comparison_operator): Only include
8429 floating-point operators if there is a hardware floating-point unit.
8430 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
8431 deferring to cbranch_cc and cstore_cc respectively.
8432 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
8433 cbranch_cc, cstore_cc): New.
8434 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
8436 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
8438 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
8439 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
8441 (adjust_insn_length): Adjust calls.
8442 (avr_reorg): Handle (compare (foo) (const_int 0)).
8443 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
8444 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
8445 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
8446 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
8448 (cbranchqi4, cbranchhi4, cbranchsi4): New.
8449 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
8451 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8452 (cbranchsi4, cstorebi4, cstoresi4): New.
8453 (movbisi): This insn is duplicate, split it to zero_extend.
8454 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8455 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8456 (bfin_optimize_loop): Use cbranch expander.
8457 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8458 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8459 (bfin_bimode_comparison_operator): ... this.
8460 (bfin_direct_comparison_operator): New.
8462 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8463 inside (compare FOO (const_int 0)).
8464 (cris_rtx_costs): Handle ZERO_EXTRACT.
8465 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8466 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8467 (*tstdi_v32): Delete.
8468 (*cmpdi_non_v32): Add M alternative for operand 1.
8469 (cmpsi, cmp<mode>): Make private.
8470 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8472 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8474 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8475 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8476 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8477 (cc_reg_operand): New.
8479 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8480 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8481 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8482 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8483 crx_expand_scond): Delete.
8485 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8487 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8488 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8490 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8491 cstoresi4, cstoresf4, cstoredf4): New.
8492 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8493 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8494 Receive the entire operands array.
8495 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8496 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8497 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8498 Get test/op0/op1 from the operands array.
8499 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8501 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8502 (h8300_expand_store): New.
8503 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8505 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8506 (h8300_expand_store): New.
8507 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8508 or do not try to produce (set (cc0) REG).
8509 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8510 change a compare into a move to a scratch register. Disable some
8511 peepholes when comparing with zero.
8512 (tstsi, tsthi, tstsi, cmpqi): Make private.
8515 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8518 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8519 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8520 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8521 (ix86_emit_i387_log1p): Use cbranchxf2.
8522 (ix86_expand_setcc): Return void.
8523 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8524 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8525 cmp<MODEF>, cmpcc): Remove.
8526 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8527 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8528 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8529 (sCC and bCC expanders): Remove.
8530 (stack_protect_test): Use cbranchcc4.
8532 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8534 (ia64_expand_compare): Accept three rtx by reference and return void.
8535 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8536 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8537 from *expr. Update *expr with the BImode comparison to do.
8538 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8539 cmptf, bCC, sCC, conditional_trap): Delete.
8540 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8541 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8542 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8543 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8544 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8546 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8547 type of last argument.
8548 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8549 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8550 use machine mode argument instead of branch_type. Remove dead
8551 code for floating-point comparisons.
8552 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8553 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8555 (cbranchsi4, cstoresi4): New.
8556 * config/iq2000/predicates.md (reg_or_const_operand): New.
8558 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8559 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8560 (b<code>_op): Rewrite to...
8561 (bcc_op): ... this, using match_operator.
8562 (s<code>_op): Rewrite to...
8563 (scc_op): ... this, using match_operator.
8564 (s<code>_24_op): Rewrite to...
8565 (scc_op_24): ... this, using match_operator.
8566 (s<code>_<mode>): Rewrite to...
8567 (cstore<mode>4): ... this, using match_operator.
8568 (s<code>_<mode>_24): Rewrite to...
8569 (cstore<mode>4_24): ... this, using match_operator.
8570 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8571 m32c_unpend_compare, m32c_expand_scc): Delete.
8572 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8573 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8574 (m32c_expand_movcc): Change NE to EQ if necessary.
8575 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8577 * config/m32r/m32r-protos.h (gen_cond_store): New.
8578 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8579 (gen_cond_store): New, from sCC patterns.
8580 (m32r_expand_block_move): Use cbranchsi4.
8581 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8582 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8583 (cbranchsi4, cstoresi4): New.
8585 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8587 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8588 (m68hc11_notice_update_cc): Look into a compare with 0.
8589 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8591 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8592 cmphi, cmpqi, bCC): Delete.
8593 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8594 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8595 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8598 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8599 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8600 * config/m68k/constraints.md (H): New.
8601 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8602 the define_insn below.
8603 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8604 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8605 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8606 patterns): Wrap RHS with COMPARE.
8607 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8608 (*cmpdi_internal): Name this pattern.
8609 (cmpdi): Change to define_insn.
8610 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8611 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8612 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8614 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8615 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8616 (conditional_trap): Change to...
8617 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8618 (*conditional_trap): Use the ordered_comparison_operator and
8619 const1_operand predicates.
8620 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8621 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8622 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8623 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8625 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8626 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8627 (mcore_gen_compare): New.
8628 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8629 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8630 (mcore_gen_compare): ... this.
8631 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8632 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8633 (stack probe pattern): Use cbranchsi4.
8635 * config/mips/predicates.md (mips_cstore_operator): New.
8636 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8637 * config/mips/mips.md (any_cond): Delete.
8638 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8640 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8641 fixuns_truncsfdi2): Use cbranch patterns.
8642 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8643 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8644 Adjust call to mips_expand_conditional_branch.
8645 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8647 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8648 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8649 * config/mips/mips.c (cmp_operands): Delete.
8650 (mips_emit_compare): Get comparison operands from *op0/*op1.
8651 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8652 that it succeeds. Use op0/op1 instead of cmp_operands.
8653 (mips_expand_conditional_branch, mips_expand_conditional_move,
8654 mips_expand_conditional_trap): Likewise.
8655 (mips_block_move_loop): Use cbranch patterns.
8656 * config/mips/mips.h (cmp_operands): Delete.
8658 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8659 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8660 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8661 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8662 (*cmpcc_folded): Rename to...
8663 (*cmpdi_folded): this.
8664 (*cmpcc): Rename to...
8666 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8669 (cbranchdf4): New. Handle invalid comparisons here.
8670 * config/mmix/predicates.md (float_comparison_operator): New.
8672 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8673 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8674 * config/mn10300/mn10300.md (tst): Delete.
8675 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8676 Name these patterns and wrap RHS in a compare.
8677 (*cmpsi): Make this pattern private. Include tst.
8678 (*cmpsf): Make this pattern private.
8679 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8680 (compare with zero peepholes): Likewise.
8682 (cbranchsi4, cbranchsf4): New.
8683 (casesi): Use cbranchsi4.
8685 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8686 hppa_branch_type): Delete.
8687 (return_addr_rtx): Use cbranchsi4.
8688 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8689 Emit CCFPmode comparison here.
8690 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8691 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8692 hppa_branch_type): Delete.
8693 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8694 (movsicc, movdicc): Remove references to hppa_compare_op0,
8695 hppa_compare_op1 and compare_from_rtx.
8696 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8697 (casesi): Use cbranchsi4.
8699 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8700 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8701 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8702 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8703 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8705 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8706 (*branch, *branch_inverted): New.
8708 * config/picochip/picochip.md (cbranchhi4): Use
8709 ordered_comparison_operator.
8710 (cmphi, bCC): Remove.
8712 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8713 (trap_comparison_operator): Delete.
8714 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8715 rs6000_emit_cbranch): Accept mode and operands.
8716 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8717 rs6000_compare_fp_p): Delete.
8718 (rs6000_generate_compare): Accept mode and comparison. Extract code
8719 and op0/op1 from there. Replace references to rs6000_compare_op0
8720 and rs6000_compare_op1.
8721 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8722 extract result from passed operands.
8723 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8724 extract loc from passed operands.
8725 (rs6000_emit_cmove): Likewise.
8726 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8727 rs6000_compare_fp_p): Delete.
8728 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8729 (cbranch<GPR>4, cbranch<FP>4): New.
8730 (cstore<mode>4): New. Consolidate here all choices about when to use
8731 portable or specialized sCC sequences.
8732 (stack_protect_test): Use cbranchsi4.
8733 (conditional_trap): Replace with ctrap<GPR>4.
8734 (conditional trap insn): Replace trap_comparison_operator with
8735 ordered_comparison_operator.
8737 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8738 (s390_emit_prologue): Use ctrap.
8739 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8740 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8741 New predicates replacing...
8742 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8743 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8744 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8745 (add<mode>cc): Do not use s390_compare_op0/op1.
8746 (s<code>): Change to...
8747 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8749 (cstorecc4): ... this. Handle EQ or NE equally.
8750 (*sne): Un-privatize for use in cstorecc4.
8751 (b<code>): Change to...
8752 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8753 (conditional_trap): Replace with...
8754 (ctrap<GPR>4, ctrap<FP>4): ... these.
8755 (stack_protect): Use cbranchcc4.
8757 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8758 * config/score/score-protos.h (score_gen_cmp): Delete.
8759 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8760 (score_block_move-loop): Use cbranchsi4.
8761 * config/score/score.md (cbranchsi4): New.
8762 (cmpsi, bCC): Delete.
8763 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8764 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8765 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8766 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8767 * config/score/score3.h (score3_gen_cmp): Delete.
8768 * config/score/score7.h (score7_gen_cmp): Delete.
8770 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8771 (sh_emit_scc_to_t): ... this. Return void.
8772 (from_compare): Rename to...
8773 (sh_emit_compare_and_branch): ... this.
8774 (sh_emit_compare_and_set): New.
8775 (sh_expand_t_scc): Accept operands.
8776 * config/sh/predicates.md (sh_float_comparison_operator): New.
8777 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8778 (prepare_scc_operands): Rename to...
8779 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8781 (sh_emit_cheap_store_flag): New.
8782 (sh_emit_set_t_insn): New.
8783 (from_compare): Rename to...
8784 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8785 handling of TARGET_SH2E floating point to avoid recursive call.
8786 Generate branch here.
8787 (sh_emit_compare_and_set): New.
8788 (sh_expand_t_scc): Get op0/op1 from arguments.
8789 (sh_emit_cheap_store_flag): New.
8790 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8792 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8793 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8794 (movsicc, movdicc): Do nothing when it recreated operands from
8795 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8796 prepare_scc_operands (now sh_emit_scc_to_t).
8797 (udivdi3): Use cstoresi4.
8798 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8799 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8800 (cbranchint4_media, cbranchfp4_media): New.
8801 (casesi): Use cbranchdi4.
8802 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8804 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8805 (movnegt): Remove second operand.
8806 (cbranchsf4, cbranchdf4): New.
8807 (stack_protect): Use cbranchdi4/cbranchsi4.
8809 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8810 (gen_compare_reg): Accept comparison, extract part of it to...
8811 (gen_compare_reg_1): ... this.
8812 (gen_compare_operator): Delete.
8813 (gen_v9_scc): Accept separate destination, comparison code and arms.
8814 Do not use sparc_compare_op0/sparc_compare_op1.
8815 (emit_scc_insn, emit_conditional_branch_insn): New.
8816 (emit_v9_brxx): Make static. Remove useless assertion.
8817 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8819 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8820 * config/sparc/sparc-protos.h (gen_compare_reg,
8821 sparc_emit_float_lib_cmp): Adjust prototype.
8822 (emit_scc_insn, emit_conditional_branch_insn): New.
8823 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8824 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8825 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8826 iterators to the top.
8827 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8828 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8829 snedi_special_trunc): Delete.
8830 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8831 and snedi_special_trunc.
8832 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8833 cbranchdi4, cbranch<F:mode>4): New.
8834 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8835 here. Use gen_compare_reg instead of gen_compare_operator.
8836 (conditional_trap): Replace with...
8837 (ctrapsi4, ctrapdi4): ... this.
8838 (stack_protect_test): Use cbranchcc4.
8840 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8842 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8843 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8844 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8845 from operands[0] or operands[3] depending on is_set.
8846 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8847 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8848 cmpdf, bCC), sCC: Remove.
8849 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8850 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8852 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8853 spu_emit_branch_or_set.
8855 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8857 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8858 xstormy16_compare_op1): Delete.
8859 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8860 xstormy16_compare_op1): Delete.
8861 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8863 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8864 (cmphi, cmpsi, bCC): Remove.
8866 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8867 (*cmpsi): ... this one.
8868 (cbranchsi4, cstoresi4): New.
8869 (bCC expanders): Delete.
8870 (sCC insns): Fold into...
8871 (*setcc): ... this one.
8872 (casesi): Do not use gen_cmpsi and gen_bgtu.
8873 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8874 (movsicc): Simplify.
8875 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8877 * config/vax/vax-protos.h (cond_name): New.
8878 (vax_output_conditional_branch): Remove.
8879 * config/vax/vax.c (cond_name): New.
8880 (vax_output_conditional_branch): Remove.
8881 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8882 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8883 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8884 (bit<VAXint>): Wrap source with (compare).
8885 (b<code> and following unnamed pattern): Rename to *branch and
8886 *branch_reversed. Change macroization to match_operator.
8887 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8889 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8890 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8891 Change last argument to machine_mode.
8892 (xtensa_expand_scc): Add machine_mode argument.
8893 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8894 (gen_conditional_move, xtensa_expand_conditional_branch,
8895 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8896 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8897 Adjust operand numbers.
8898 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8900 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8901 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8902 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8904 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8906 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8907 causes spurious differences between trunk and cond-optab branch.
8909 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8912 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8914 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8916 * tree.c (iterative_hash_pointer): Delete.
8917 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8918 Hash UIDs and versions of SSA names. Don't special-case built-in
8919 function declarations.
8921 2009-05-11 Ian Lance Taylor <iant@google.com>
8924 * graphite.c: Force -Wc++-compat to only be a warning before
8925 #including "cloog/cloog.h".
8927 2009-05-11 Martin Jambor <mjambor@suse.cz>
8929 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8931 2009-05-11 Jan Hubicka <jh@suse.cz>
8933 * tree-ssa-loop-ivcanon.c: Include target.h
8934 (struct loop_size): new structure.
8935 (constant_after_peeling): New predicate.
8936 (tree_estimate_loop_size): New function.
8937 (estimated_unrolled_size): Rewrite for new estimates.
8938 (try_unroll_loop_completely): Use new estimates.
8939 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8941 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8943 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8944 libcpp interface change.
8945 (spu_macro_to_expand): Likewise.
8947 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8949 PR tree-optimization/40026
8950 * gimplify.c (gimplify_init_constructor): Change initial conditional
8951 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8952 optimize_compound_literals_in_ctor.
8954 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8956 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8958 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8960 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8962 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8963 HOST_WIDE_INT for gap.
8965 2009-05-11 Ira Rosen <irar@il.ibm.com>
8967 PR tree-optimization/40074
8968 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8969 account in group size and step comparison.
8971 2009-05-11 Richard Guenther <rguenther@suse.de>
8973 * passes.c (init_optimization_passes): Strip now incorrect comment.
8974 (execute_function_todo): Do not set PROP_alias.
8975 * tree-pass.h (PROP_alias): Remove.
8976 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8977 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8978 * tree-nrv.c (pass_return_slot): Likewise.
8979 * tree-object-size.c (pass_object_sizes): Likewise.
8980 * tree-ssa-dom.c (pass_dominator): Likewise.
8981 (pass_phi_only_cprop): Likewise.
8982 * tree-ssa-dse.c (pass_dse): Likewise.
8983 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8984 (pass_cselim): Likewise.
8985 * tree-ssa-pre.c (pass_pre): Likewise.
8986 (pass_fre): Likewise.
8987 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8988 * tree-ssa-sink.c (pass_sink_code): Likewise.
8989 * tree-stdarg.c (pass_stdarg): Likewise.
8990 * tree-tailcall.c (pass_tail_calls): Likewise.
8991 * tree-vrp.c (pass_vrp): Likewise.
8993 2009-05-10 Ian Lance Taylor <iant@google.com>
8995 * basic-block.h (enum profile_status): Break out of struct
8997 * cgraph.h (struct inline_summary): Break out of struct
8999 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
9000 of struct cgraph_order_sort.
9001 * combine.c (enum undo_kind): New enum, broken out of struct undo.
9002 * cse.c (struct branch_path): Break out of struct
9003 cse_basic_block_data.
9004 * except.h (enum eh_region_type): Break out of struct eh_region.
9005 * gcc.c (enum add_del): Break out of struct modify_target.
9006 * genrecog.c (enum decision_type): Break out of struct decision_test.
9007 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
9009 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
9010 * regmove.c (enum match_use): New enum, broken out of struct match.
9011 * sched-int.h (enum post_call_group): New enum, broken out of
9013 (struct deps_reg): Break out of struct deps.
9014 * target.h (struct asm_int_op): Break out of struct gcc_target.
9015 * tree-eh.c (struct goto_queue_node): Break out of struct
9017 * tree-inline.h (enum copy_body_cge_which): Break out of
9019 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
9021 * c-decl.c (in_struct, struct_types): New static variables.
9022 (pushtag): Add loc parameter. Change all callers.
9023 (lookup_tag): Add ploc parameter. Change all callers.
9024 (check_compound_literal_type): New function.
9025 (parser_xref_tag): Add loc parameter. Change all callers. If
9026 -Wc++-compat, warn about struct/union/enum types defined within a
9028 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
9029 and loc parameters. Change all callers. Change error calls to
9030 error_at, using loc. For a redefinition, if the location of the
9031 original definition is known, report it. Set in_struct and
9032 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
9033 (finish_struct): Add new parameters enclosing_in_struct and
9034 enclosing_struct_types. Change all callers. Set
9035 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
9036 in the struct. If in a struct, add this struct to struct_types.
9037 (start_enum): Add loc parameter. Change all callers. Use
9038 error_at for errors, using loc. For a redefinition, if the
9039 location of the original definition is known, report it. If in a
9040 struct, add this enum type to struct_types. If -Wc++-compat warn
9041 if in sizeof, typeof, or alignof.
9042 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
9043 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
9044 (c_parser_enum_specifier): Get enum location for start_enum.
9045 (c_parser_struct_or_union_specifier): Get struct location for
9046 start_struct. Save in_struct and struct_types status between
9047 start_struct and finish_struct.
9048 (c_parser_cast_expression): Get location of cast.
9049 (c_parser_alignof_expression): Get location of type.
9050 (c_parser_postfix_expression): Likewise.
9051 (c_parser_postfix_expression_after_paren_type): Add type_loc
9052 parameter. Change all callers. Call check_compound_literal_type.
9053 Use type_loc for error about variable size type.
9054 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
9055 of an enum constant from an enum type defined in a struct or union.
9056 (c_cast_expr): Add loc parameter. Change all callers. If
9057 -Wc++-compat, warn about defining a type in a cast.
9058 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
9059 (start_enum, start_struct, finish_struct): Update declarations.
9060 (parser_xref_tag, c_cast_expr): Update declarations.
9061 (check_compound_literal_type): Declare.
9063 2009-05-11 Ben Elliston <bje@au.ibm.com>
9065 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
9066 for recent libcpp interface change.
9067 (rs6000_macro_to_expand): Likewise.
9069 2009-05-10 Michael Matz <matz@suse.de>
9072 * config/arm/arm.c (require_pic_register): Emit on entry edge,
9073 not at entry of function.
9075 2009-05-10 Richard Guenther <rguenther@suse.de>
9077 PR tree-optimization/40081
9079 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9080 using the main variant of the element type. Do not fiddle with
9081 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9083 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
9084 structs with volatile fields.
9086 2009-05-10 Jan Hubicka <jh@suse.cz>
9088 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
9089 (estimate_move_cost): Assert that it does not get called for
9091 (estimate_num_insns): Skip VOID types in argument handling.
9092 (optimize_inline_calls): Delete unreachable blocks and verify that
9095 2009-05-10 Jan Hubicka <jh@suse.cz>
9097 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
9098 * cgraph.c (cgraph_mark_address_taken_node): New function.
9099 (dump_cgraph_node): Dump new flag.
9100 * cgraph.h (struct cgraph_node): Add address_taken.
9101 (cgraph_mark_address_taken_node): New function.
9102 * ipa.c (cgraph_postorder): Prioritize functions with address taken
9103 since new direct calls can be born.
9105 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9107 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
9110 2009-05-10 Jan Hubicka <jh@suse.cz>
9113 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
9115 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
9116 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
9117 * tree-inline.c (copy_bb): Set frequency correctly.
9118 (fold_marked_statements): Update call to
9119 cgraph_update_edges_for_call_stmt.
9121 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9123 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
9124 identifiers in diagnostics.
9125 * config/arm/arm.c (arm_handle_fndecl_attribute,
9126 arm_handle_isr_attribute): Likewise.
9127 * config/avr/avr.c (avr_handle_progmem_attribute,
9128 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
9129 * config/bfin/bfin.c (handle_int_attribute,
9130 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
9131 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
9132 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
9134 * config/darwin.c (darwin_handle_kext_attribute,
9135 darwin_handle_weak_import_attribute): Likewise.
9136 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
9137 h8300_handle_eightbit_data_attribute,
9138 h8300_handle_tiny_data_attribute): Likewise.
9139 * config/i386/i386.c (ix86_handle_cconv_attribute,
9140 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
9141 * config/i386/winnt.c (ix86_handle_shared_attribute,
9142 ix86_handle_selectany_attribute): Likewise.
9143 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
9144 * config/m32c/m32c.c (function_vector_handler): Likewise.
9145 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
9146 m68hc11_handle_fntype_attribute): Likewise.
9147 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
9148 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
9149 * config/mips/mips.c (mips_insert_attributes,
9150 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
9151 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
9152 rs6000_handle_struct_attribute): Likewise.
9153 * config/sh/sh.c (sh_insert_attributes,
9154 sh_handle_resbank_handler_attribute,
9155 sh_handle_interrupt_handler_attribute,
9156 sh2a_handle_function_vector_handler_attribute,
9157 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
9159 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
9160 * config/spu/spu.c (spu_handle_fndecl_attribute,
9161 spu_handle_vector_attribute): Likewise.
9162 * config/stormy16/stormy16.c
9163 (xstormy16_handle_interrupt_attribute): Likewise.
9164 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
9165 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
9167 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9169 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
9170 (pp_translate_identifiers): New.
9171 (pp_identifier): Only conditionally translate identifier to locale
9173 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
9174 (pp_base_tree_identifier): Only conditionally translate identifier
9175 to locale character set.
9176 * c-pretty-print.c (M_): Define.
9177 (pp_c_type_specifier, pp_c_primary_expression): Mark English
9178 fragments for conditional translation with M_.
9179 * tree-pretty-print.c (maybe_init_pretty_print): Disable
9180 identifier translation.
9182 2009-05-10 Richard Guenther <rguenther@suse.de>
9184 PR tree-optimization/40081
9185 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9186 using the main variant of the element type. Do not fiddle with
9187 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9189 2009-05-09 Jan Hubicka <jh@suse.cz>
9192 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
9193 indirect calls; verify cgraph afterwards.
9195 2009-05-09 Jan Hubicka <jh@suse.cz>
9198 * ipa.c (update_inlined_to_pointer): New function.
9199 (cgraph_remove_unreachable_nodes): Use it.
9201 2009-05-09 Jan Hubicka <jh@suse.cz>
9203 * tree-eh.c (struct leh_state): Remove prev_try.
9204 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
9206 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
9207 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
9208 remove_eh_handler_and_replace, foreach_reachable_handler,
9209 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
9210 * except.h (struct eh_region): Remove eh_region_u_cleanup.
9211 (gen_eh_region_cleanup): Update prototype.
9213 2009-05-09 Jan Hubicka <jh@suse.cz>
9216 * except.c (copy_eh_region): Always set prev_try.
9217 (redirect_eh_edge_to_label): Find outer try.
9218 (foreach_reachable_handler): When looking for prev try
9219 handle case where previous try is not going to be taken.
9221 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9223 PR tree-optimization/40049
9224 * tree-vect-stmts.c (vectorizable_operation): If the machine has
9225 only vector/vector shifts, convert the type of the constant to the
9226 appropriate type to avoid building incorrect trees, which
9227 eventually have problems with garbage collection.
9229 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9231 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
9232 -1 for complex floating-point types if honoring signed zeros.
9234 2009-05-08 Jan Hubicka <jh@suse.cz>
9236 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
9237 argument; handle correctly when profile is absent.
9238 (build_cgraph_edges): Update.
9239 (rebuild_cgraph_edges): Update.
9240 * cgraph.c: Do not include varray.h.
9241 (cgraph_set_call_stmt_including_clones): New function.
9242 (cgraph_create_edge_including_clones): Likewise
9243 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
9244 (cgraph_update_edges_for_call_stmt): Handle clones.
9245 (cgraph_remove_node): Handle clone tree.
9246 (cgraph_remove_node_and_inline_clones): New function.
9247 (dump_cgraph_node): Dump clone tree.
9248 (cgraph_clone_node): Handle clone tree.
9249 (clone_function_name): Bring here from tree-inline.c.
9250 (cgraph_create_virtual_clone): New function.
9251 * cgraph.h (ipa_replace_map): Move here from ipa.h.
9252 (cgraph_clone_info): New function.
9253 (strut cgraph_node): Add clone_info and new clone tree pointers.
9254 (cgraph_remove_node_and_inline_clones,
9255 cgraph_set_call_stmt_including_clones,
9256 cgraph_create_edge_including_clones,
9257 cgraph_create_virtual_clone): Declare.
9258 (cgraph_function_versioning): Use VEC argument.
9259 (compute_call_stmt_bb_frequency): Update prototype.
9260 (cgraph_materialize_all_clones): New function.
9261 * ipa-cp.c (ipcp_update_cloned_node): Remove.
9262 (ipcp_create_replace_map): Update to VECtors.
9263 (ipcp_update_callgraph): Use virtual clones.
9264 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
9265 (ipcp_update_profiling): Do not update local profiling.
9266 (ipcp_insert_stage): Use VECtors and virtual clones.
9267 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
9268 (clone_of_p): New function.
9269 (cgraph_preserve_function_body_p): Use clone tree.
9270 (cgraph_optimize): Materialize clones.
9271 (cgraph_function_versioning): Update for VECtors.
9272 (save_inline_function_body): Use clone tree.
9273 (cgraph_materialize_clone): New function.
9274 (cgraph_materialize_all_clones): Likewise.
9275 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
9276 * ipa.c: Include gimple.h.
9277 (cgraph_remove_unreachable_nodes): Use clone tree.
9278 * ipa-prop.c (ipa_note_param_call): Update call to
9279 compute_call_stmt_bb_frequencycall.
9280 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
9281 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
9282 (copy_bb): Handle updating of clone tree; add new edge when new call
9284 (expand_call_inline): Be strict about every call having edge.
9285 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
9286 (delete_unreachable_blocks_update_callgraph): New function.
9287 (tree_function_versioning): Use VECtors; always remove unreachable
9288 blocks and fold conditionals.
9289 * tree-inline.h: Do not include varray.h.
9290 (tree_function_versioning): Remove.
9291 * Makefile.in (GTFILES): Remove tree-inline.c
9292 * passes.c (do_per_function): Do only functions having body.
9293 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
9296 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
9297 Andrew Morrow <acm@google.com>
9300 * c-common.c (c_common_attribute_table): Permit deprecated
9301 attribute to take an optional argument.
9302 (handle_deprecated_attribute): If the optional argument to
9303 __attribute__((deprecated)) is not a string ignore the attribute
9306 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
9307 * c-typeck.c (build_component_ref): Likewise.
9308 (build_external_ref): Likewise.
9310 * toplev.c (warn_deprecated_use): Add an attribute argument.
9311 Emit the message associated with __attribute__((deprecated)).
9313 * toplev.h (warn_deprecated_use): Updated.
9315 * doc/extend.texi: Document new optional parameter to
9316 __attribute__((deprecated))
9318 2009-05-08 Michael Eager <eager@eagercon.com>
9320 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
9321 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
9323 2009-05-08 Richard Guenther <rguenther@suse.de>
9325 PR tree-optimization/40062
9326 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
9327 Avoid exponential behavior.
9329 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9331 PR rtl-optimization/33928
9333 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
9334 process_uses, build_single_def_use_links): New.
9335 (update_df): Update use_def_ref.
9336 (forward_propagate_into): Use get_def_for_use instead of use-def
9338 (fwprop_init): Call build_single_def_use_links and let it initialize
9340 (fwprop_done): Free use_def_ref.
9341 (fwprop_addr): Eliminate duplicate call to df_set_flags.
9342 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
9343 df_rd_simulate_one_insn): New.
9344 (df_rd_bb_local_compute_process_def): Update head comment.
9345 (df_chain_create_bb): Use the new RD simulation functions.
9346 * df.h (df_rd_simulate_artificial_defs_at_top,
9347 df_rd_simulate_one_insn): New.
9348 * opts.c (decode_options): Enable fwprop at -O1.
9349 * doc/invoke.texi (-fforward-propagate): Document this.
9351 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9354 * c-typeck.c (build_binary_op): Handle arithmetic between one real
9355 and one complex operand specially.
9356 * tree-complex.c (some_nonzerop): Do not identify a real value as
9357 zero if flag_signed_zeros.
9359 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9361 PR rtl-optimization/33928
9362 * loop-invariant.c (record_use): Fix && vs. || mishap.
9364 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9366 PR rtl-optimization/33928
9367 * loop-invariant.c (struct use): Add addr_use_p.
9368 (struct def): Add n_addr_uses.
9369 (struct invariant): Add cheap_address.
9370 (create_new_invariant): Set cheap_address.
9371 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
9372 (record_uses): Pass df_ref to record_use.
9373 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
9376 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9378 * config/sh/sh.c: Do not include c-pragma.h.
9380 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
9382 * config/spu/spu.c: Remove include of c-common.h.
9384 2009-05-07 Janis Johnson <janis187@us.ibm.com>
9387 * c-common.h (mark_valid_location_for_stdc_pragma,
9388 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
9389 clear_float_const_decimal64, float_const_decimal64_p): New.
9390 * c.opt (Wunsuffixed-float-constants): New.
9391 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
9392 unsuffixed float constant, handle new warning.
9393 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
9394 * c-decl.c (c_scope): New flag float_const_decimal64.
9395 (set_float_const_decimal64, clear_float_const_decimal64,
9396 float_const_decimal64_p): New.
9397 (push_scope): Set new flag.
9398 * c-parser.c (c_parser_translation_unit): Mark when it's valid
9399 to use STDC pragmas.
9400 (c_parser_external_declaration): Ditto.
9401 (c_parser_compound_statement_nostart): Ditto.
9402 * c-pragma.c (valid_location_for_stdc_pragma,
9403 mark_valid_location_for_stdc_pragma,
9404 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
9405 handle_pragma_float_const_decimal64): New.
9406 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
9407 * cp/semantics.c (valid_location_for_stdc_pragma_p,
9408 set_float_const_decimal64, clear_float_const_decimal64,
9409 float_const_decimal64_p): New dummy functions.
9410 * doc/extend.texi (Decimal Float): Remove statement that the
9411 pragma, and suffix for double constants, are not supported.
9412 * doc/invoke.texi (Warning Options): List new option.
9413 (-Wunsuffixed-float-constants): New.
9415 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
9417 * config/i386/i386.c: Do not include c-common.h.
9419 2009-05-07 Mark Heffernan <meheff@google.com>
9421 * doc/invoke.texi (Debugging Options): Document change of debugging
9423 * opts.c (decode_options): Make dump_base_name relative to
9424 aux_base_name directory.
9426 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9428 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
9429 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
9431 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
9433 * Makefile.in (install-plugin): Simplify a bit.
9435 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
9437 * Makefile.in (OBJS-common): Add regcprop.o.
9439 * timevar.def (TV_CPROP_REGISTERS): New.
9440 * regrename.c (regrename_optimize): Return 0.
9441 (rest_of_handle_regrename): Delete.
9442 (pass_rename_registers): Point to regrename_optimize.
9443 (struct value_data_entry, struct value_data,
9444 kill_value_one_regno, kill_value_regno, kill_value,
9445 set_value_regno, init_value_data, kill_clobbered_value,
9446 kill_set_value, kill_autoinc_value, copy_value,
9447 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
9448 replace_oldest_value_reg, replace_oldest_value_addr,
9449 replace_oldest_value_mem, copyprop_hardreg_forward_1,
9450 debug_value_data, validate_value_data): Move...
9451 * regcprop.c: ... here.
9452 (rest_of_handle_cprop): Delete.
9453 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9455 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9458 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9459 GEN_INT for 1 << bitnum.
9460 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9463 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9465 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9466 Remove wrong description of "nand" operation.
9468 2009-05-06 Richard Guenther <rguenther@suse.de>
9469 Adam Nemet <anemet@caviumnetworks.com>
9471 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9472 comment. Add that if LHS is not a gimple register, then RHS1 has
9473 to be a single object (GIMPLE_SINGLE_RHS).
9475 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9477 * expr.c (get_def_for_expr): Move it up in the file.
9478 (store_field): When expanding a bit-field store, look at the
9479 defining gimple stmt for the masking conversion.
9481 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9484 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9485 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9486 32-bit memcpy into long.
9488 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9490 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9491 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9493 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9494 instead of appending DW_OP_deref*.
9496 2009-05-06 Michael Matz <matz@suse.de>
9499 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9500 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9502 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9504 * Makefile.in (install-plugin): Fix srcdir handling.
9506 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9508 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9509 when processing for not_regs_needed bitmap.
9510 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9511 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9512 handling it for rhs.
9514 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9516 * config/i386/i386.md (unnamed inc/dec peephole): Use
9517 optimize_insn_for_size_p instead of optimize_size.
9518 * config/i386/predicates.md (incdec_operand): Likewise.
9519 (aligned_operand): Likewise.
9520 * config/i386/sse.md (divv8sf3): Likewise.
9521 (sqrtv8sf2): Likewise.
9523 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9525 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9527 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9529 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9531 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9532 ssemodesuffixf2c with avxmodesuffixf2c.
9534 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9537 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9539 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9541 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9542 (struct tree_base): Adjust spacing for 8 bit boundaries.
9543 (struct tree_decl_common): Add decl_by_reference_flag bit.
9544 (DECL_BY_REFERENCE): Adjust.
9545 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9546 print DECL_BY_REFERENCE bit.
9547 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9548 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9549 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9550 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9554 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9555 range of the type, but default label is missing, add it with one
9556 of the existing labels instead of adding a new label for it.
9558 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9562 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9564 * Makefile.in (enable_plugin, plugin_includedir): New.
9565 (install): Depend on install-plugin.
9566 (PLUGIN_HEADERS): New.
9567 (install-plugin): New.
9568 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9570 2009-05-05 Richard Guenther <rguenther@suse.de>
9572 PR tree-optimization/40022
9573 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9575 (phivn_valid_p): Fix tuplification error, simplify.
9576 (phiprop_insert_phi): Add dumps.
9577 (propagate_with_phi): Simplify.
9579 2009-05-05 Richard Guenther <rguenther@suse.de>
9582 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9584 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9586 * tree.h (strip_float_extensions): Remove duplicate declaration.
9587 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9588 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9589 block_ultimate_origin): Rearrange the declarations line to match the
9590 comment that indicates the .c file which the functions are defined.
9591 (dwarf2out_*, set_decl_rtl): Add comment.
9592 (get_base_address): Adjust comment.
9593 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9594 declarations line and add comment.
9595 (is_builtin_name): Add blank after function name, for clarity.
9597 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9599 * attribs.c (decl_attributes): Use %qE for identifiers in
9601 * cgraphunit.c (verify_cgraph_node): Translate function names to
9602 locale character set in diagnostics.
9603 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9605 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9606 Document that functions are named in UTF-8.
9607 * expr.c (expand_expr_real_1): Translate function names to locale
9608 character set in diagnostics.
9609 * gimplify.c (omp_notice_variable, omp_is_private,
9610 gimplify_scan_omp_clauses): Use %qE for identifiers in
9612 * langhooks.c (lhd_print_error_function): Translate function names
9613 to locale character set.
9614 * langhooks.h (decl_printable_name): Document that return value is
9615 in internal character set.
9616 * stmt.c: Include pretty-print.h
9617 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9619 (resolve_operand_name_1): Translate named operand name to locale
9621 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9623 * toplev.c (announce_function): Translate function names to locale
9625 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9626 (default_tree_printer): Use pp_identifier or translate identifiers
9627 to locale character set. Mark "<anonymous>" for translation.
9628 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9629 for identifiers in diagnostics.
9630 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9632 * varasm.c (output_constructor): Use %qE for identifiers in
9635 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9637 * configure.ac: use ` ` instead of $()
9638 * configure: Regenerate.
9640 2009-05-05 Ben Elliston <bje@au.ibm.com>
9642 * config/pa/linux-atomic.c: Eliminate conditional include of
9643 errno.h on non-LP64 systems to simplify build requirements.
9645 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9647 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9649 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9650 and pass value to identifier_to_locale.
9651 (warn_variable_length_array): Make name a tree.
9652 (grokdeclarator): Separate diagnostic texts for named and unnamed
9653 declarators. Use %qE for named declarators.
9654 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9656 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9657 identifiers in diagnostics.
9658 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9659 identifier_to_locale. Mark "anonymous" strings for translation.
9661 2009-05-04 Michael Eager <eager@eagercon.com>
9663 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9664 address for DImode/DFmode only if double-precision FP regs.
9666 2009-05-04 Michael Eager <eager@eagercon.com>
9668 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9669 TARGET_SINGLE_FLOAT check.
9671 2009-05-04 Michael Eager <eager@eagercon.com>
9673 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9675 2009-05-04 Michael Eager <eager@eagercon.com>
9677 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9678 * config/rs6000/t-xilinx: New
9680 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9682 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9683 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9684 * gcc/explow.c (memory_address): Use target hook.
9685 * gcc/targhooks.c (default_legitimize_address): New.
9686 * gcc/targhooks.h (default_legitimize_address): New.
9687 * gcc/target.h (legitimize_address): New.
9688 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9689 (TARGET_INITIALIZER): Include it.
9690 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9692 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9693 * config/bfin/bfin.c (legitimize_address): Remove.
9694 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9695 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9697 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9698 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9700 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9701 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9702 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9703 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9704 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9705 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9706 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9707 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9708 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9709 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9710 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9711 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9712 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9713 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9714 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9715 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9716 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9717 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9718 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9719 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9720 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9721 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9722 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9724 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9725 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9726 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9727 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9728 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9729 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9730 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9731 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9732 (thumb_legitimize_address): Delete.
9733 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9734 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9735 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9736 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9737 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9738 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9740 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9743 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9744 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9745 * config/m32r/m32r.c (m32r_legitimize_address): New.
9746 * config/m68k/m68k.c (m68k_legitimize_address): New.
9747 * config/score/score.c (score_legitimize_address): Standardize.
9748 * config/score/score3.c (score3_legitimize_address): Standardize.
9749 * config/score/score3.h (score3_legitimize_address): Adjust.
9750 * config/score/score7.c (score7_legitimize_address): Standardize.
9751 * config/score/score7.h (score7_legitimize_address): Adjust.
9752 * config/sh/sh.c (sh_legitimize_address): New.
9753 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9755 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9756 (s390_legitimize_address): ... this.
9757 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9758 (sparc_legitimize_address): ... this.
9759 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9760 (ix86_legitimize_address): ... this.
9761 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9762 (avr_legitimize_address): ... this.
9763 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9764 (mn10300_legitimize_address): ... this.
9765 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9766 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9767 (alpha_expand_mov): Adjust call.
9769 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9770 * config/spu/spu.c (spu_legitimize_address): Likewise.
9771 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9772 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9774 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9776 * intl.c (locale_encoding, locale_utf8): New.
9777 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9778 * intl.h (locale_encoding, locale_utf8): Declare.
9779 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9780 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9782 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9784 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9785 (pp_base_tree_identifier): Declare as function.
9786 (identifier_to_locale): Declare.
9787 * Makefile.in (pretty-print.o): Update dependencies.
9788 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9790 2009-05-04 Richard Guenther <rguenther@suse.de>
9793 * builtins.c (fold_builtin_memory_op): Do not decay to element
9794 type if the size matches the whole array.
9796 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9798 * expmed.c (synth_mult): When trying out a shift, pass the result
9801 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9803 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9804 (shiftsub1_cost): New.
9805 (init_expmed): Compute shiftsub1_cost.
9806 (synth_mult): Optimize multiplications by constants of the form
9807 -(2^^m-1) for some constant positive integer m.
9809 2009-05-03 Richard Guenther <rguenther@suse.de>
9812 * c-typeck.c (array_to_pointer_conversion): Do not built
9813 ADDR_EXPRs of arrays of pointer-to-element type.
9814 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9815 up wrong ADDR_EXPRs after-the-fact.
9816 * c-common.c (strict_aliasing_warning): Strip pointer
9817 conversions for obtaining the original type.
9818 * builtins.c (fold_builtin_memset): Handle array types.
9819 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9822 2009-05-03 Richard Guenther <rguenther@suse.de>
9825 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9826 Do not lose casts from array types with unknown extent to array
9827 types with known extent.
9828 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9829 alias set compatibility.
9831 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9833 * flags.h (extra_warnings): Delete.
9834 * toplev.c (process_options): Handle Wuninitialized here.
9835 * opts.c (extra_warnings): Delete.
9836 (set_Wextra): Delete.
9837 (common_handle_option): -Wextra can be handled automatically.
9838 * c-opts.c (c_common_handle_option): Delete obsolete code.
9839 (c_common_post_options): Simplify comment.
9840 * common.opt (W): Add Var.
9842 (Wuninitialized): Initialize to -1.
9844 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9845 Richard Guenther <rguenther@suse.de>
9847 * expr.c (get_def_for_expr): New function.
9848 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9849 SSA rather than trees.
9850 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9851 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9853 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9855 * c-common.c (reswords): Add _Imaginary.
9856 * c-common.c (enum rid): Add RID_IMAGINARY.
9858 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9860 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9861 Patch by Richard Guenther.
9863 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9865 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9866 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9867 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9868 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9869 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9870 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9871 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9872 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9873 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9874 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9875 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9876 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9877 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9878 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9879 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9880 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9881 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9882 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9884 2009-05-02 Richard Guenther <rguenther@suse.de>
9886 PR tree-optimization/39940
9887 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9890 2009-05-02 Richard Guenther <rguenther@suse.de>
9893 * tree-ssa.c (execute_update_addresses_taken): Properly check
9894 if we can mark a variable DECL_GIMPLE_REG_P.
9895 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9896 back to the end of the function.
9897 (is_gimple_reg_type): Remove complex type special casing.
9898 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9901 2009-05-02 Ben Elliston <bje@au.ibm.com>
9903 * doc/collect2.texi (Collect2): Document search path behaviour
9904 when configured with --with-ld.
9906 2009-05-02 Jan Hubicka <jh@suse.cz>
9908 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9909 parameter; update callers.
9910 (coalesce_cost_edge): EH edges are costier because they needs
9911 splitting even if not critical and even more costier when there are
9912 multiple EH predecestors.
9914 2009-05-02 Jan Hubicka <jh@suse.cz>
9916 * except.c (remove_eh_handler_and_replace): Handle updating after
9917 removing TRY blocks.
9919 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9921 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9923 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9925 * varasm.c: Do not include c-pragma.h.
9926 * attribs.c: Do not incude c-common.h.
9928 2009-05-01 Michael Matz <matz@suse.de>
9930 * calls.c (initialize_argument_information): Handle SSA names like
9931 decls with a non MEM_P DECL_RTL.
9933 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9935 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9936 * ipa-utils.c: Likewise.
9937 * ipa-type-escape.c: Likewise.
9938 * cgraphunit.c Do not include c-common.h.
9939 * ipa-pure-const.c: Likewise.
9940 * tree-if-conv.c: Likewise.
9941 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9942 * ipa-struct-reorg.c: Likewise.
9943 * tree-nomudflap.c: Likewise.
9944 * tree-ssa-structalias.c: Likewise.
9946 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9948 * store-motion.c: Many cleanups to make this pass a first-class
9949 citizen instead of an appendix to gcse load motion. Add TODO list
9950 to make this pass faster/cleaner/better.
9952 (struct ls_expr): Post gcse.c-split cleanups.
9953 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9954 "stores" field to "avail_stores".
9955 (pre_ldst_mems): Rename to store_motion_mems.
9956 (pre_ldst_table): Rename to store_motion_mems_table.
9957 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9958 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9959 (ldst_entry): Rename to st_expr_entry, update users.
9960 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9961 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9962 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9964 (first_ls_expr): Rename to first_st_expr, update users.
9965 (next_ls_expr): Rename to next_st_expr, update users.
9966 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9967 fields properly for store motion instead of names inherited from load
9969 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9970 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9973 (ae_kill): Rename to st_kill, update users.
9974 (ae_gen): Rename to st_avloc, update users.
9975 (transp): Rename to st_transp, update users.
9976 (pre_insert_map): Rename to st_insert_map, update users.
9977 (pre_delete_map): Rename to st_delete_map, update users.
9978 (insert_store, build_store_vectors, free_store_memory,
9979 one_store_motion_pass): Update for abovementioned changes.
9981 (gcse_subst_count, gcse_create_count): Remove.
9982 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9983 and "n_stores_created", local variables.
9985 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9988 (regvec, compute_store_table_current_insn): Remove.
9989 (reg_set_info, reg_clear_last_set): Remove.
9990 (compute_store_table): Use DF caches instead of local dataflow
9993 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9995 * c-objc-common.c (c_tree_printer): Print identifiers with
9996 pp_identifier, not pp_string. Mark "({anonymous})" for
9998 * c-pretty-print.c (pp_c_ws_string): New.
9999 (pp_c_cv_qualifier, pp_c_type_specifier,
10000 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
10001 pp_c_storage_class_specifier, pp_c_function_specifier,
10002 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
10003 pp_c_primary_expression, pp_c_postfix_expression,
10004 pp_c_unary_expression, pp_c_shift_expression,
10005 pp_c_relational_expression, pp_c_equality_expression,
10006 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
10007 use pp_string and pp_c_ws_string in place of pp_identifier and
10008 pp_c_identifier for non-identifiers. Mark English strings for
10010 * c-pretty-print.h (pp_c_ws_string): Declare.
10012 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
10013 Roland McGrath <roland@redhat.com>
10015 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
10016 (ENABLE_LD_BUILDID): New configuration option.
10017 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
10018 (LINK_BUILDID_SPEC): New macro.
10019 (init_spec): If defined, prepend it between LINK_EH_SPEC and
10021 * doc/install.texi: Document --enable-linker-build-id option.
10022 * configure: Rebuild.
10023 * config.in: Rebuild.
10025 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
10027 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
10028 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
10029 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
10030 MIPS_GP_SAVE_AREA_SIZE.
10031 * config/mips/mips.c (struct mips_frame_info): Update comment
10032 before arg_pointer_offset and hard_frame_pointer_offset.
10033 (mips_compute_frame_info): Update diagram before function: to
10034 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
10035 indicate the position of frame_pointer_rtx with -fstack-protector and
10036 to show args_size. Don't allocate cprestore area for leaf functions
10037 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
10039 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
10041 2009-04-30 Michael Matz <matz@suse.de>
10043 PR tree-optimization/39955
10044 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
10046 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
10048 * ira.c (setup_cover_and_important_classes): Use safe macro
10049 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
10051 * genpreds.c (write_tm_preds_h): Output suitable definition of
10052 REG_CLASS_FOR_CONSTRAINT.
10054 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10056 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
10058 * bitmap.c (bitmap_descriptor): Likewise.
10059 * ggc-common.c (loc_descriptor): Likewise.
10060 * varray.c (varray_descriptor): Likewise.
10061 * vec.c (vec_descriptor): Likewise.
10063 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
10065 * Makefile.in (dce.o): Add $(EXCEPT_H).
10066 * dce.c: Include except.h and delete redundant vector definitions.
10067 (deletable_insn_p): Return false for non-call insns that can throw
10070 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
10072 * gcse.c (ae_gen): Remove.
10073 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
10074 and make non-static function to make it available in store-motion.c.
10075 Update call sites with search-and-replace.
10076 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
10077 extract_mentioned_regs, extract_mentioned_regs_helper,
10078 find_moveable_store, compute_store_table, load_kills_store, find_loads,
10079 store_killed_in_insn, store_killed_after, store_killed_before,
10080 build_store_vectors, insert_insn_start_basic_block, insert-store,
10081 remove_reachable_equiv_notes, replace_store_insn, delete_store,
10082 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
10083 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
10084 * store-motion.c: ...new file. Also copy data structures from gcse.c
10085 and clean up to remove parts not used by store motion.
10086 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
10087 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
10089 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10092 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
10093 when optimizing for size.
10095 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
10097 * gcse.c (gcse_constant_p): Fix typo in last change.
10099 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10101 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
10103 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
10105 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
10107 2009-04-29 James E. Wilson <wilson@codesourcery.com>
10109 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
10110 CONST_HIGH_PART result.
10112 2009-04-29 Anatoly Sokolov <aesok@post.ru>
10114 * config/avr/avr.c (initial_elimination_offset): Rename to
10115 avr_initial_elimination_offset.
10116 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
10117 change return type to bool.
10118 (avr_can_eliminate): New function.
10119 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
10120 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
10121 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
10122 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
10123 avr_initial_elimination_offset.
10124 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
10125 (avr_initial_elimination_offset): Define.
10127 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
10128 Steven Bosscher <steven@gcc.gnu.org>
10130 PR rtl-optimization/39938
10131 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
10132 * cfgrtl.c: Include insn-attr.h.
10133 (rest_of_pass_free_cfg): New function.
10134 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
10135 * resource.c (init_resource_info): Remove call to df_analyze.
10137 2009-04-29 Richard Guenther <rguenther@suse.de>
10140 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
10141 allow conversion to signed integers.
10143 2009-04-29 Richard Guenther <rguenther@suse.de>
10145 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
10146 shifts of floating point vectors if the shift amount is
10147 a constant multiple of the element size.
10149 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
10150 Michael Matz <matz@suse.de>
10152 PR middle-end/39927
10154 * tree-outof-ssa.c (emit_partition_copy): New function.
10155 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
10156 insert_part_to_rtx_on_edge): Perform the partition base var
10157 copy using emit_partition_copy.
10158 (insert_value_copy_on_edge): Convert constants to the right mode.
10159 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
10160 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
10162 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10164 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
10165 scan backwards to try to find a constant to initialize it.
10167 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
10168 insn before the loop_end instruction, don't look past labels.
10170 2009-04-29 Richard Guenther <rguenther@suse.de>
10172 PR middle-end/39937
10173 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
10174 loose type conversions.
10175 (forward_propagate_addr_expr): Fix tuplification bug. Remove
10176 stmts only if there are no uses of its definition.
10178 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10180 * config/bfin/bfin.h (splitting_loops): Declare.
10181 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
10182 Reorder bit definitions to be ascending.
10183 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
10184 * config/bfin/bfin.c (splitting_loops): New variable.
10185 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
10186 (struct loop_info): Remove members INIT and LOOP_INIT.
10187 (bfin_optimize_loop): Don't set them. Reorder the code that generates
10188 the LSETUP sequence. Allow LC to be loaded from any register, but
10189 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
10190 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
10192 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
10193 of reload_completed.
10196 * config/bfin/bfin.md (movsi_insn): Refine constraints.
10198 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
10200 * Makefile.in (PLUGIN_VERSION_H): New.
10201 (OBJS-common): Remove plugin-version.o.
10202 (plugin.o): Depend on (PLUGIN_VERSION_H).
10203 (plugin-version.o): Remove.
10204 * configure: Regenerate
10205 * configure.ac: Create plugin-version.h.
10206 * gcc-plugin.h (plugin_gcc_version): Remove.
10207 (plugin_default_version_check): Change signature.
10208 * plugin-version.c: Remove.
10209 * plugin.c: Include plugin-version.h.
10210 (str_plugin_gcc_version_name): Remove.
10211 (try_init_one_plugin): Pass gcc version to plugin_init.
10212 (plugin_default_version_check): Both gcc and plugin versions are now
10215 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10217 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
10218 problematic last insns. Test for TYPE_CALL rather than CALL_P.
10219 Remove special case testing for last insn of inner loops. Don't fail
10220 if the loop ends with a jump, emit an extra nop instead.
10222 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
10223 DREGS rather than comparing directly. Remove code that tries to
10224 account for latencies.
10226 2009-04-29 Richard Guenther <rguenther@suse.de>
10228 PR tree-optimization/39941
10229 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
10230 eliminating an indirect call.
10232 2009-04-29 Richard Guenther <rguenther@suse.de>
10234 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
10235 parameter. Allow invariants as base if !require_lvalue.
10236 (verify_gimple_assign_single): Adjust.
10238 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10240 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
10241 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
10242 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
10243 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
10244 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
10246 * config/bfin/bfin.c (bfin_expand_builtin,
10247 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
10249 2009-04-28 Richard Guenther <rguenther@suse.de>
10251 * tree-vect-loop.c (get_initial_def_for_induction): Use
10252 correct types for pointer increment.
10254 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10256 * toplev.c (print_version): Update GMP version string calculation.
10258 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
10260 PR rtl-optimization/39938
10261 * resource.c (init_resource_info): Add call to df_analyze.
10263 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10265 * config/alpha/alpha.md (usegp): Cast the result of
10266 alpha_find_lo_sum_using_gp to enum attr_usegp.
10267 * config/alpha/alpha.c (override_options): Remove end-of-structure
10268 marker element from cpu_table. Use array size of cpu_table to handle
10269 -mcpu and -mtune options.
10270 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
10272 2009-04-28 Joseph Myers <joseph@codesourcery.com>
10274 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
10275 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
10276 tune_32 and tune_64.
10277 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
10278 support on PowerPC.
10279 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
10280 * config/rs6000/option-defaults.h: ... here. New file.
10281 (OPT_64, OPT_32): Define.
10282 (MASK_64BIT): Define to 0 if not already defined.
10283 (OPT_ARCH64, OPT_ARCH32): Define.
10284 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
10287 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10289 * config/arm/arm.c (arm_override_options): Emit error on using
10292 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10294 PR rtl-optimization/39914
10295 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10296 registers for allocnos created from user-defined variables only
10297 when not optimizing.
10299 2009-04-28 Richard Guenther <rguenther@suse.de>
10301 PR middle-end/39937
10302 * fold-const.c (fold_binary): Use distribute_real_division only
10305 2009-04-28 Steve Ellcey <sje@cup.hp.com>
10307 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
10308 add hpux-stdint.h to tm_file.
10309 (hppa[12]*-*-hpux11*): Ditto.
10310 (ia64*-*-hpux*): Ditto.
10311 * config/hpux-stdint.h: New.
10312 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
10313 __STDC_EXT__ for all compiles.
10314 * config/pa/pa-hpux.h: Ditto.
10315 * config/pa/pa-hpux10.h: Ditto.
10316 * config/pa/pa-hpux11.h: Ditto.
10318 2009-04-28 Catherine Moore <clm@codesourcery.com>
10320 * debug.h (set_name): Add comment.
10322 2009-04-28 Andrew Pinski <pinskia@gmail.com>
10325 * config/darwin.c (machopic_gen_offset): Check
10326 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
10327 * config/arm/arm.c (require_pic_register): Likewise.
10329 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
10331 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
10332 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
10333 m32c_promote_prototypes): Delete.
10335 2009-04-28 Michael Matz <matz@suse.de>
10337 PR middle-end/39922
10338 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
10341 2009-04-28 Richard Guenther <rguenther@suse.de>
10343 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
10345 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10347 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
10348 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
10349 * config/arm/arm-tune.md: Regenerate.
10351 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
10353 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
10354 block if there are complex incoming edges.
10355 (sel_merge_blocks): Remove useless assert.
10356 (sel_redirect_edge_and_branch): Check that edge was redirected.
10357 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
10358 (sel_find_rgns): Delete declaration.
10359 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
10360 the region when it is not a preheader.
10362 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10365 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
10367 2009-04-28 Richard Guenther <rguenther@suse.de>
10369 * tree.h (SSA_NAME_VALUE): Remove.
10370 (struct tree_ssa_name): Remove value_handle member.
10371 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
10372 array for jump threading.
10373 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
10375 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
10376 * tree-flow.h (threadedge_initialize_values): Declare.
10377 (threadedge_finalize_values): Likewise.
10378 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
10379 (SSA_NAME_VALUE): Define.
10380 (threadedge_initialize_values): New function.
10381 (threadedge_finalize_values): Likewise.
10382 * tree-ssa-dom.c (ssa_name_values): New global variable.
10383 (SSA_NAME_VALUE): Define.
10384 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
10386 2009-04-28 Ira Rosen <irar@il.ibm.com>
10388 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
10389 Use REPORT_VECTORIZED_LOCATIONS instead
10390 REPORT_VECTORIZED_LOOPS.
10391 * tree-vectorizer.c (vect_verbosity_level): Make static.
10392 (vect_loop_location): Rename to vect_location.
10393 (vect_set_verbosity_level): Update comment.
10394 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
10396 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
10397 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
10398 instead REPORT_UNVECTORIZED_LOOPS.
10399 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
10400 and vect_loop_def to vect_external_def and vect_internal_def.
10401 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
10402 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
10403 REPORT_UNVECTORIZED_LOCATIONS.
10404 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
10405 and vect_used_in_loop and to vect_unused_in_scope and
10406 vect_used_in_scope.
10407 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
10408 (vect_verbosity_level): Remove declaration.
10409 (vect_analyze_operations): Likewise.
10410 (vect_analyze_stmt): Declare.
10411 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
10412 REPORT_UNVECTORIZED_LOCATIONS.
10413 (vect_get_loop_niters): Fix indentation.
10414 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
10415 (vect_analyze_loop_operations): New function.
10416 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
10417 vect_analyze_operations.
10418 (vect_is_simple_reduction): Use new names.
10419 (vectorizable_live_operation, vect_transform_loop): Likewise.
10420 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
10421 to specify whether the data references can be a part of interleaving
10423 (vect_analyze_data_ref_dependence): Use new names.
10424 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
10425 (vect_create_addr_base_for_vector_ref): Remove redundant code.
10426 * tree-vect-patterns.c (widened_name_p): Use new names.
10427 (vect_recog_dot_prod_pattern): Likewise.
10428 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
10429 (process_use, vect_mark_stmts_to_be_vectorized,
10430 vect_model_simple_cost, vect_model_store_cost,
10431 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
10432 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10433 vectorizable_operation, vectorizable_type_demotion,
10434 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
10435 vectorizable_condition): Likewise.
10436 (vect_analyze_operations): Split into vect_analyze_loop_operations
10438 (vect_analyze_stmt): ... new function.
10439 (new_stmt_vec_info): Use new names.
10440 (vect_is_simple_use): Use new names and fix comment.
10441 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
10442 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
10444 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10447 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
10448 and integer modes for x87 operands. Do not ICE for unsupported size,
10449 generate error instead. Generate error for unsupported operand types.
10450 ['z']: Do not handle HImode memory operands specially. Warning
10451 for floating-point operands. Fallthru to 'Z' for unsupported operand
10452 types. Do not ICE for unsupported size, generate error instead.
10453 (output_387_binary_op): Use %Z to output operands.
10454 (output_fp_compare): Ditto.
10455 (output_387_reg_move): Ditto.
10457 2009-04-28 Ben Elliston <bje@au.ibm.com>
10462 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10464 * builtins.c (c_strlen): Do not warn here.
10465 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10466 * c-common.c (pointer_int_sum): Take an explicit location.
10467 Warn about offsets out of bounds.
10468 * c-common.h (pointer_int_sum): Adjust declaration.
10470 2009-04-27 Ian Lance Taylor <iant@google.com>
10472 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10474 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10475 * df-core.c (df_set_flags): Change return type to int. Change
10476 type of old_flags to int.
10477 (df_clear_flags): Likewise.
10478 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10479 (df_get_conditional_uses): Likewise.
10480 * df.h (df_set_flags, df_clear_flags): Update declarations.
10481 * dwarf2out.c (struct indirect_string_node): Change type of form
10482 field to enum dwarf_form.
10483 (AT_string_form): Change return type to enum dwarf_form.
10484 * fixed-value.c (fixed_compare): Add cast to enum type.
10485 * fwprop.c (update_df): Change 0 to VOIDmode.
10486 * gensupport.c: Change 0 to UNKNOWN.
10487 * gimple.h (gimple_cond_code): Add cast to enum type.
10488 * haifa-sched.c (reemit_notes): Add cast to enum type.
10489 * hooks.c (hook_int_void_no_regs): Remove function.
10490 * hooks.h (hook_int_void_no_regs): Remove declaration.
10491 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10492 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10493 * real.c (real_arithmetic): Add cast to enum type.
10494 (real_compare): Likewise.
10495 * target.h (struct gcc_target): Change return type of
10496 branch_target_register_class to enum reg_class.
10497 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10498 default_branch_target_register_class.
10499 * targhooks.c (default_branch_target_register_class): New function.
10500 * targhooks.h (default_branch_target_register_class): Declare.
10501 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10502 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10504 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10506 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10507 vect_uninitialized_def. Change 0 to ERROR_MARK.
10508 * tree-vect-stmts.c (supportable_widening_operation): Don't
10509 initialize icode1 and icode2.
10510 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10511 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10513 (cmn_err_flag_specs): Change 0 to STD_C89.
10514 (cmn_err_char_table): Likewise.
10515 * config/arm/arm.c (get_arm_condition_code): Change type of code
10516 to enum arm_cond_code.
10517 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10518 (IWMMXT_BUILTIN2): Likewise.
10519 (neon_builtin_type_bits): Don't define typedef.
10520 (neon_builtin_datum): Change type of bits field to int.
10521 (arm_expand_neon_args): Add cast to enum type.
10522 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10524 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10525 casts to enum type.
10526 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10528 * config/mips/mips.md (jal_macro): Return enum constant.
10529 (single_insn): Likewise.
10530 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10532 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10533 casts to enum type.
10534 * config/s390/s390.c (s390_tune_flags): Change type to int.
10535 (s390_arch_flags): Likewise.
10536 (s390_handle_arch_option): Change flags field of struct pta to int.
10537 * config/s390/s390.h (s390_tune_flags): Update declaration.
10538 (s390_arch_flags): Likewise.
10539 * config/sh/sh.c (prepare_move_operands): Compare
10540 tls_symbolic_operand result with enum constant.
10541 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10542 (sh_expand_prologue): Add cast to enum type.
10543 (sh_expand_epilogue): Likewise.
10544 (tls_symbolic_operand): Change return type to enum tls_model.
10545 (fpscr_set_from_mem): Add cast to enum type.
10546 (legitimize_pic_address): Compare tls_symbolic_operand result with
10548 (sh_target_reg_class): Change return type to enum reg_class.
10549 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10551 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10552 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10553 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10554 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10555 (delayed_branch, tls_call_delay): Likewise.
10556 (eligible_for_sibcall_delay): Likewise.
10557 (eligible_for_return_delay): Likewise.
10558 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10559 (spu_expand_builtin_1): Likewise.
10561 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10562 for all types of conversions.
10563 (output_init_element): Issue -Wc++-compat warning if needed when
10564 initializing a bitfield with enum type.
10565 * c-parser.c (c_parser_expression): Set original_type to
10566 original_type of right hand operand of comman operator.
10568 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10570 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10572 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10573 * doc/cpp.texi (Standard Predefined Macros)
10574 (Implementation-defined behavior): Likewise.
10575 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10576 * doc/gimple.texi (GIMPLE Exception Handling)
10577 (@code{GIMPLE_ASSIGN}): Likewise.
10578 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10579 * doc/invoke.texi (Warning Options, Optimize Options)
10580 (AVR Options, Darwin Options): Likewise.
10581 (Optimize Options): Reformulate -fwhole-program description.
10582 * doc/loop.texi (Lambda): Likewise.
10583 * doc/md.texi (Output Template, Define Constraints)
10584 (Standard Names, Insn Splitting): Likewise.
10585 * doc/options.texi (Option properties): Likewise.
10586 * doc/passes.texi (Tree-SSA passes): Likewise.
10587 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10588 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10589 (File Names and DBX): Likewise.
10590 * doc/trouble.texi (Incompatibilities): Likewise.
10592 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10594 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10595 instruction is correct.
10597 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10599 Allow non-constant arguments to conversion intrinsics.
10600 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10601 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10602 * spu.c (print_operand): Handle 'v' and 'w'.
10603 (exp2_immediate_p, spu_gen_exp2): Define.
10604 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10605 spu_convtf_1): Update parameter descriptions.
10606 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10607 * constraints.md ('v', 'w'): New.
10608 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10610 (i2f, I2F): New define_mode_attr.
10611 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10612 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10613 fixuns_truncv4sfv4si2): Update to use mode attribute.
10614 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10615 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10616 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10617 patterns for combine.
10619 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10621 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10622 (cprop, hoist, pre, store_motion): New debug counters.
10623 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10624 is not an RTL pass anymore.
10625 (pass_profiling): Remove extern decl for pass removed in 2005.
10626 (pass_gcse, pass_jump_bypass): Remove.
10627 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10628 to 0 for clean state.
10629 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10630 * cse.c (gate_handle_cse_after_global_opts,
10631 rest_of_handle_cse_after_global_opts): New functions.
10632 (pass_cse_after_global_opts): New pass, does local CSE.
10633 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10634 (TV_CPROP): New timevar.
10635 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10636 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10637 (gcse_main, recompute_all_luids): Remove.
10638 (compute_hash_table_work): Call max_reg_num instead of reading
10640 (cprop_jump): Don't set run_jump_opt_after_gcse.
10641 (constprop_register): Always allow to alter jumps.
10642 (cprop_insn): Likewise.
10643 (do_local_cprop): Likewise.
10644 (local_cprop_pass): Likewise. Return non-zero if something changed.
10645 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10646 (find_implicit_sets): Add note about missed optimization opportunity.
10647 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10648 pass_rtl_cprop execute function.
10649 Don't bother tracking the pass number, each pass gets its own dumpfile
10651 Always allow to alter jumpsand bypass jumps.
10652 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10653 will just find no suitable set.
10654 (pre_edge_insert): Fix dumping, this function is for PRE only.
10655 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10656 pass_rtl_pre execute function.
10657 (hoist_code): Return non-zero if something changed. Keep track of
10658 substitutions and insertions for statistics gathering similar to PRE.
10659 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10660 called from the pass_rtl_hoist execute function. Show pass statistics.
10661 (compute_store_table): Use max_reg_num directly instead of using the
10662 formerly global max_gcse_regno.
10663 (build_store_vectors): Likewise.
10664 (replace_store_insn): Fix dumping.
10665 (store_motion): Rename to ...
10666 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10667 pass, called from the pass_rtl_store_motion execute function. Keep
10668 track of substitutions and insertions for statistics gathering similar
10670 (bypass_jumps): Remove, fold interesting bits into ...
10671 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10672 from the pass_rtl_cprop execute function.
10673 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10674 pass_jump_bypass): Remove.
10675 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10676 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10677 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10678 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10679 (gate_rtl_store_motion, execute_rtl_store_motion,
10680 pass_rtl_store_motion): New.
10681 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10682 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10683 * passes.c (init_optimization_passes): Remove pass_gcse and
10684 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10685 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10686 instead of pass_jump_bypass.
10688 2009-04-27 Richard Guenther <rguenther@suse.de>
10690 PR middle-end/39928
10691 * gimplify.c (gimplify_expr): If we are required to create
10692 a temporary make sure it ends up as register.
10694 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10697 * config/i386/i386.c (construct_container): Don't call
10698 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10699 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10701 2009-04-27 Michael Matz <matz@suse.de>
10703 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10704 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10705 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10706 (dump_replaceable_exprs): Take a bitmap.
10707 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10709 (expand_gimple_basic_block): Likewise.
10710 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10711 replaceable_expressions member a bitmap.
10712 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10713 (mark_replaceable): Likewise.
10714 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10715 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10717 2009-04-27 Richard Guenther <rguenther@suse.de>
10719 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10720 (verify_stmts): Dispatch to gimple/type verification code.
10721 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10722 issue with call argument types.
10724 2009-04-27 Michael Matz <matz@suse.de>
10726 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10727 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10730 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10731 Eric Botcazou <ebotcazou@adacore.com>
10733 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10734 a label's basic block.
10735 (mark_target_live_regs): Tidy and rework obsolete comments.
10736 Change back DF problem to LIVE. If a label starts a basic block,
10737 assume that all registers that used to be live then still are.
10738 (init_resource_info): If a label starts a basic block, set its
10739 BLOCK_FOR_INSN accordingly.
10740 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10742 2009-04-27 Richard Guenther <rguenther@suse.de>
10744 * tree-flow-inline.h (function_ann): Remove.
10745 (get_function_ann): Likewise.
10746 * tree-dfa.c (create_function_ann): Remove.
10747 * tree-flow.h (struct static_var_ann_d): Remove.
10748 (struct function_ann_d): Likewise.
10749 (union tree_ann_d): Remove fdecl member.
10750 (function_ann_t): Remove.
10751 (function_ann, get_function_ann, create_function_ann): Remove
10754 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10756 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10758 2009-04-27 Jan Hubicka <jh@suse.cz>
10760 * ipa-pure-const.c (struct funct_state_d): New fields
10761 state_previously_known, looping_previously_known; remove
10762 state_set_in_source.
10763 (analyze_function): Use new fields.
10764 (propagate): Avoid assumption that state_set_in_source imply
10767 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10768 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10769 * cfgloop.h (finite_loop_p): Declare.
10771 2009-04-26 Michael Matz <matz@suse.de>
10773 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10775 2009-04-26 Michael Matz <matz@suse.de>
10777 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10778 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10779 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10780 pass_mark_used_blocks): Remove.
10781 * tree-optimize.c (pass_free_datastructures,
10782 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10783 * passes.c (init_optimization_passes): Don't call
10784 pass_mark_used_blocks, remove dead code.
10786 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10788 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10789 * tree-ssa-live.h (register_ssa_partition): Likewise.
10791 2009-04-26 Michael Matz <matz@suse.de>
10794 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10795 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10796 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10798 (compare_pairs): Swap cost comparison.
10799 (coalesce_ssa_name): Don't use change_partition_var.
10800 * tree-nrv.c (struct nrv_data): Add modified member.
10801 (finalize_nrv_r): Set it.
10802 (tree_nrv): Use it to update statements.
10803 (pass_nrv): Require PROP_ssa.
10804 * tree-mudflap.c (mf_decl_cache_locals,
10805 mf_build_check_statement_for): Use make_rename_temp.
10806 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10807 * alias.c (find_base_decl): Handle SSA names.
10808 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10809 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10810 * rtl.h (set_reg_attrs_for_parm): Declare.
10811 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10812 to "optimized", remove unused locals at finish.
10813 (execute_free_datastructures): Make global, call
10814 delete_tree_cfg_annotations.
10815 (execute_free_cfg_annotations): Don't call
10816 delete_tree_cfg_annotations.
10818 * ssaexpand.h: New file.
10819 * expr.c (toplevel): Include ssaexpand.h.
10820 (expand_assignment): Handle SSA names the same as register variables.
10821 (expand_expr_real_1): Expand SSA names.
10822 * cfgexpand.c (toplevel): Include ssaexpand.h.
10823 (SA): New global variable.
10824 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10825 (SSAVAR): New macro.
10826 (set_rtl): New helper function.
10827 (add_stack_var): Deal with SSA names, use set_rtl.
10828 (expand_one_stack_var_at): Likewise.
10829 (expand_one_stack_var): Deal with SSA names.
10830 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10831 before unique numbers.
10832 (expand_stack_vars): Use set_rtl.
10833 (expand_one_var): Accept SSA names, add asserts for them, feed them
10834 to above subroutines.
10835 (expand_used_vars): Expand all partitions (without default defs),
10836 then only the local decls (ignoring those expanded already).
10837 (expand_gimple_cond): Remove edges when jumpif() expands an
10838 unconditional jump.
10839 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10840 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10842 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10843 members of SA; deal with PARM_DECL partitions here; expand
10844 all PHI nodes, free tree datastructures and SA. Commit instructions
10845 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10846 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10847 info and statements at start, collect garbage at finish.
10848 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10849 (VAR_ANN_PARTITION) Remove.
10850 (change_partition_var): Don't declare.
10851 (partition_to_var): Always return SSA names.
10852 (var_to_partition): Only accept SSA names.
10853 (register_ssa_partition): Only check argument.
10854 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10856 (delete_var_map): Don't free it.
10857 (var_union): Only accept SSA names, simplify.
10858 (partition_view_init): Mark only useful SSA names as used.
10859 (partition_view_fini): Only deal with SSA names.
10860 (change_partition_var): Remove.
10861 (dump_var_map): Use ssa_name instead of partition_to_var member.
10862 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10864 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10865 (struct _elim_graph): New member const_dests; nodes member vector of
10867 (set_location_for_edge): New static helper.
10868 (create_temp): Remove.
10869 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10870 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10871 (new_elim_graph): Allocate const_dests member.
10872 (clean_elim_graph): Truncate const_dests member.
10873 (delete_elim_graph): Free const_dests member.
10874 (elim_graph_size): Adapt to new type of nodes member.
10875 (elim_graph_add_node): Likewise.
10876 (eliminate_name): Likewise.
10877 (eliminate_build): Don't take basic block argument, deal only with
10878 partition numbers, not variables.
10879 (get_temp_reg): New static helper.
10880 (elim_create): Use it, deal with RTL temporaries instead of trees.
10881 (eliminate_phi): Adjust all calls to new signature.
10882 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10883 (rewrite_trees): Only do checking.
10884 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10885 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10886 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10887 contains_tree_r, MAX_STMTS_IN_LATCH,
10888 process_single_block_loop_latch, analyze_edges_for_bb,
10889 perform_edge_inserts): Remove.
10890 (expand_phi_nodes): New global function.
10891 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10892 functions, initialize new parameter, remember partitions having a
10894 (finish_out_of_ssa): New global function.
10895 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10896 don't reset in_ssa_p here, don't disable TER when mudflap.
10897 (pass_del_ssa): Remove.
10898 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10900 (execute_free_datastructures): Declare.
10901 * Makefile.in (SSAEXPAND_H): New variable.
10902 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10903 * basic-block.h (commit_one_edge_insertion): Declare.
10904 * passes.c (init_optimization_passes): Move pass_nrv and
10905 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10906 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10907 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10908 (redirect_branch_edge): Deal with super block when expanding, split
10909 out jump patching itself into ...
10910 (patch_jump_insn): ... here, new static helper.
10912 2009-04-26 Michael Matz <matz@suse.de>
10914 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10915 beyond num_ssa_names.
10916 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10917 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10919 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10921 PR inline-asm/39543
10922 * fwprop.c (forward_propagate_asm): New function.
10923 (forward_propagate_and_simplify): Propagate also into __asm, if it
10924 doesn't increase the number of referenced registers.
10927 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10929 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10931 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10932 note_nonlocal_vla_type for nonlocal VLAs.
10933 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10934 contains_remapped_vars, remap_vla_decls): New functions.
10935 (convert_nonlocal_reference_stmt): If not optimizing, call
10936 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10937 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10938 if it wasn't found in var_map.
10939 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10940 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10941 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10943 * gimplify.c (nonlocal_vlas): New variable.
10944 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10946 (gimplify_body): Create and destroy nonlocal_vlas.
10948 * dwarf2out.c (loc_descr_plus_const): New function.
10949 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10950 mem_loc_descriptor, loc_descriptor_from_tree_1,
10951 descr_info_loc, gen_variable_die): Use it.
10953 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10954 !TREE_STATIC VAR_DECLs.
10955 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10956 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10957 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10958 DECL_BY_REFERENCE is valid.
10959 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10960 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10961 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10962 Copy DECL_BY_REFERENCE.
10963 (struct nesting_copy_body_data): New type.
10964 (nesting_copy_decl): New function.
10965 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10966 if they have variable length.
10968 2009-04-26 Michael Matz <matz@suse.de>
10970 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10971 mark new temporaries for renaming.
10973 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10976 * c-decl.c (global_bindings_p): Return negative value.
10977 (c_variable_size): New. Based on variable_size from
10979 (grokdeclarator): Call c_variable_size not variable_size.
10981 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10983 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10985 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10987 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10988 Redefine it to just use mingw/include.
10989 (ASM_SPEC): Rules for -m32 and -m64.
10990 (LINK_SPEC): Use Likewise.
10991 (SPEC_32): New define.
10992 (SPEC_64): Likewise.
10993 (SUB_LINK_SPEC): Likewise.
10994 (MULTILIB_DEFAULTS): New define.
10995 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10996 Add multilib options.
10997 (MULTILIB_DIRNAMES): Likewise.
10998 (MULTILIB_OSDIRNAMES): Likewise.
10999 (LIBGCC): Likewise.
11000 (INSTALL_LIBGCC): Likewise.
11002 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11005 * c-tree.h (enum c_inline_static_type): New.
11006 (record_inline_static): Declare.
11007 * c-decl.c (struct c_inline_static, c_inline_statics,
11008 record_inline_static, check_inline_statics): New.
11009 (pop_file_scope): Call check_inline_statics.
11010 (start_decl): Call record_inline_static instead of pedwarning
11011 directly for static in inline function.
11012 * c-typeck.c (build_external_ref): Call record_inline_static
11013 instead of pedwarning directly for static referenced in inline
11016 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
11018 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
11019 not new but only being rescanned.
11020 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
11021 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
11022 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
11023 record_set_info, compute_set, grealloc): Remove.
11024 (recompute_all_luids): New function.
11025 (gcse_main): Don't compute sets, and don't do related memory
11026 allocations/free-ing. If something changed before the end of the
11027 pass, update LUIDs using recompute_all_luids.
11028 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
11029 (free_gcse_mem): Don't free it either.
11030 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
11031 Use the df insn LUIDs.
11032 (load_killed_in_block): Likewise.
11033 (compute_hash_table_work): Don't compute reg_set_in_block.
11034 (compute_transp): Use DF_REG_DEF_CHAINs.
11035 (local_cprop_pass): Don't use compute_sets and related functions.
11036 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
11037 Use get_max_uid() instead of max_cuid.
11038 (insert_insn_end_basic_block, pre_insert_copy_insn,
11039 update_ld_motion_stores): Don't try to
11040 keep reg_set tables up to date.
11041 (pre_insert_copies): Use df insn LUIDs.
11042 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
11043 (reg_set_info): Don't use extra bitmap argument.
11044 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
11045 information to compute regs_set_in_block.
11046 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
11047 (bypass_jumps): Don't use compute_sets and friends.
11049 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11052 * opts.c (undocumented_msg): Do not leave blank even with
11055 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11057 * c-decl.c (build_enumerator): Allow values folding to integer
11058 constants but not integer constant expressions with a pedwarn if
11061 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11064 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
11065 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
11066 type is an integer constant.
11068 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11071 * config/i386/i386.c (print_operand) ['z']: Revert handling of
11074 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11077 * c-decl.c (grokdeclarator): Diagnose declarations of functions
11078 with variably modified return type and no storage class
11079 specifiers, except for the case of nested functions. Distinguish
11080 extern declarations of functions with variably modified return
11081 types from those of objects with variably modified types.
11083 2009-04-25 Jan Hubicka <jh@suse.cz>
11085 * tree.c (list_equal_p): New function.
11086 * tree.h (list_equal_p): Declare.
11087 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11088 basic_block_def, basic_block, const_basic_block): New.
11089 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
11090 (redirect_eh_edge): New function.
11091 (make_eh_edge_update_phi): EH edges are not abnormal.
11092 * except.c: Include tree-flow.h.
11093 (list_match): New function.
11094 (eh_region_replaceable_by_p): New function.
11095 (replace_region): New function.
11096 (hash_type_list): New function.
11097 (hash_eh_region): New function.
11098 (eh_regions_equal_p): New function.
11099 (merge_peers): New function.
11100 (remove_unreachable_regions): Verify EH tree when checking;
11102 (copy_eh_region_1): New function.
11103 (copy_eh_region): New function.
11104 (push_reachable_handler): New function.
11105 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
11106 regions without label but with live RESX.
11107 * except.h (redirect_eh_edge_to_label): New.
11108 * tree-flow.h (redirect_eh_edge): New.
11109 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11110 basic_block_def, basic_block, const_basic_block): Remove.
11111 * Makefile.in (except.o): Add dependency on tree-flow.h
11112 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
11113 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
11116 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
11119 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
11120 on the destination of memcpy.
11122 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
11124 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
11125 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
11126 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
11128 2009-04-25 Jan Hubicka <jh@suse.cz>
11130 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
11131 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
11132 to be reached by different label than left.
11133 (update_eh_edges): Update comment; remove edge_to_remove if possible
11134 and return true if suceeded.
11135 (cleanup_empty_eh): Accept sharing map; handle shared regions.
11136 (cleanup_eh): Compute sharing map.
11137 * except.c (remove_eh_handler_and_replace): Add argument if we should
11139 (remove_unreachable_regions): Update for label sharing.
11140 (label_to_region_map): Likewise.
11141 (get_next_region_sharing_label): New function.
11142 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
11144 (remove_eh_handler): Update.
11145 (remove_eh_region_and_replace_by_outer_of): New function.
11146 * except.h (struct eh_region): Add next_region_sharing_label.
11147 (remove_eh_region_and_replace_by_outer_of,
11148 get_next_region_sharing_label): Declare.
11149 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
11151 2009-04-25 Jan Hubicka <jh@suse.cz>
11153 * tree-cfg.c (split_critical_edges): Split also edges where we can't
11154 insert code even if they are not critical.
11156 2009-04-25 Jan Hubicka <jh@suse.cz>
11158 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11159 (gimple_can_remove_branch_p): EH edges won't remove branch by
11161 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
11162 updating of non-abnormal EH edges.
11163 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11164 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
11165 (split_critical_edges): Split also edges where emitting code on them
11166 will lead to splitting later.
11168 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11169 H.J. Lu <hongjiu.lu@intel.com>
11172 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
11173 the configured assembler supports fildq and fistpq mnemonics.
11174 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
11175 * configure: Regenerated.
11176 * config.in: Ditto.
11178 * config/i386/i386.c (print_operand): Handle 'Z'.
11179 ['z']: Remove handling of special fild/fist suffixes.
11180 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
11181 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
11182 suffix of fild insn.
11183 (*floatsi<mode>2_vector_mixed): Ditto.
11184 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
11185 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
11186 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11187 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
11188 * config/i386/gas.h (GAS_MNEMONICS): Remove.
11190 2009-04-25 Ben Elliston <bje@au.ibm.com>
11192 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
11193 the source of a set operation.
11195 2009-04-25 Anatoly Sokolov <aesok@post.ru>
11197 * target.h (struct gcc_target): Add case_values_threshold field.
11198 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
11199 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
11200 * targhooks.c (default_case_values_threshold): New function.
11201 * targhooks.h (default_case_values_threshold): Declare function.
11202 * stmt.c (expand_case): Use case_values_threshold target hook.
11203 * expr.h (case_values_threshold): Remove declartation.
11204 * expr.c (case_values_threshold): Remove function.
11205 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
11207 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
11208 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11209 (avr_case_values_threshold): Declare as static.
11210 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
11212 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
11213 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11214 (mn10300_case_values_threshold): New function.
11216 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11218 * ira.c (setup_cover_and_important_classes): Add enum cast.
11220 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
11222 * genpreds.c (write_enum_constraint_num): Output definition of
11223 CONSTRAINT_NUM_DEFINED_P macro.
11224 * ira.c (setup_cover_and_important_classes): Use
11225 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
11227 2009-04-24 DJ Delorie <dj@redhat.com>
11229 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
11230 __SH2A_SINGLE_ONLY__ also.
11232 2009-04-24 Steve Ellcey <sje@cup.hp.com>
11234 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
11235 (movdf_internal): Ditto.
11236 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
11237 SFmode and DFmode constants.
11238 (ia64_print_operand): Add 'G' format for printing
11239 floating point constants.
11241 2009-04-24 Richard Guenther <rguenther@suse.de>
11243 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
11244 from unsigned additions.
11246 2009-04-24 Joseph Myers <joseph@codesourcery.com>
11248 * c-typeck.c (set_init_index): Allow array designators that are
11249 not integer constant expressions with a pedwarn if pedantic.
11251 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11253 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
11254 zero if no overlap in nonzero bits between the operands.
11256 2009-04-24 Ian Lance Taylor <iant@google.com>
11258 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
11259 (record_dead_and_set_regs): Likewise.
11260 * df.h (struct df_mw_hardreg): Change flags field to int.
11261 (struct df_base_ref): Likewise.
11262 (struct df): Change changeable_flags field to int.
11263 * df-scan.c (df_defs_record): Change clobber_flags to int.
11264 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
11265 constants rather than #define macros.
11266 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
11267 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
11268 (enum dwarf_calling_convention): Likewise.
11269 (enum dwarf_line_number_x_ops): Likewise.
11270 (enum dwarf_call_frame_info): Likewise.
11271 (enum dwarf_source_language): Likewise.
11272 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
11273 (add_calling_convention_attribute): Likewise.
11274 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
11275 (combine_comparisons): Change compcode to int. Add cast to enum type.
11276 * genrecog.c (maybe_both_true_2): Change c to int.
11277 (write_switch): Likewise. Add cast to enum type.
11278 * gimplify.c (gimplify_omp_for): Handle return values from
11279 gimplify_expr using MIN rather than bitwise or.
11280 (gimplify_expr): Add cast to enum type.
11281 * ipa-prop.c (update_jump_functions_after_inlining): Change
11282 IPA_BOTTOM to IPA_JF_UNKNOWN.
11283 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
11284 Add casts to enum type.
11285 (setup_cover_and_important_classes): Change cl to int. Add casts
11287 (setup_class_translate): Change cl and mode to int.
11288 (ira_init_once): Change mode to int.
11289 (free_register_move_costs): Likewise.
11290 (setup_prohibited_mode_move_regs): Add casts to enum type.
11291 * langhooks.c (add_builtin_function_common): Rework assertion that
11292 value fits bitfield.
11293 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
11294 * omega.c (omega_do_elimination): Avoid math on enum types.
11295 * optabs.c (expand_vec_shift_expr): Remove casts to int.
11296 * opts.c (set_debug_level): Change 2 to enum constant. Use new
11297 int local to handle integral_argment value.
11298 * regmove.c (try_auto_increment): Change PUT_MODE to
11300 * reload.c (push_secondary_reload): Add casts to enum type.
11301 (secondary_reload_class, find_valid_class): Likewise.
11302 * reload1.c (emit_input_reload_insns): Likewise.
11303 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
11304 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
11305 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
11307 * tree.c (build_common_builtin_nodes): Add casts to enum type.
11308 * tree-complex.c (complex_lattice_t): Typedef to int rather than
11310 (expand_complex_libcall): Add casts to enum type.
11311 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
11312 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
11313 with ERROR_MARK, not NUM_TREE_CODES.
11314 (vect_create_epilog_for_reduction): Likewise.
11315 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
11316 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
11317 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
11319 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
11320 vect_unused_in_loop. Change 0 to loop_vect.
11321 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
11322 * var-tracking.c (get_init_value): Change return type to enum
11324 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
11325 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
11327 (arm_override_options): Add casts to enum type.
11328 (arm_emit_tls_decoration): Likewise.
11329 * config/i386/i386.c (ix86_function_specific_restore): Add casts
11331 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
11332 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
11333 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
11335 * config/s390/s390.c (code_for_builtin_64): Change to array of
11337 (code_for_builtin_31): Likewise.
11338 (s390_expand_builtin): Change code_for_builtin to enum insn_code
11340 * config/sparc/sparc.c (sparc_override_options): Change value
11341 field in struct code_model to enum cmodel. In initializer change
11342 0 to NULL and add cast to enum type.
11344 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
11345 Change all callers. Issue a -Wc++-compat warning using
11346 lhs_origtype if necessary.
11347 (convert_for_assignment): Issue -Wc++-compat warnings about
11348 invalid conversions to enum type on assignment.
11349 * c-common.h (build_modify_expr): Update declaration.
11351 2009-04-24 Nick Clifton <nickc@redhat.com>
11353 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
11354 (function_arg_advance): Likewise.
11355 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
11358 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11360 * config/s390/constraints.md ('I', 'J'): Fix condition.
11362 2009-04-24 Diego Novillo <dnovillo@google.com>
11364 * gengtype-parse.c (parse_error): Add newline after message.
11366 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11368 * config/i386/sse.md (avxmodesuffixs): Removed.
11369 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
11370 (*avx_pinsr<ssevecsize>): This.
11372 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11374 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
11375 follow chains of regs with a single definition, and allow expressions
11376 that are function_invariant_p.
11377 (simple_rhs_p): Allow expressions that are function_invariant_p.
11379 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
11381 PR middle-end/39867
11382 * fold-const.c (fold_cond_expr_with_comparison): When folding
11383 > and >= to MAX, make sure the MAX uses the same type as the
11384 comparison's operands.
11386 2009-04-24 Nick Clifton <nickc@redhat.com>
11388 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
11389 addressing for DImode accesses.
11390 (frv_print_operand_address): Handle PLUS case.
11391 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
11393 2009-04-24 Jakub Jelinek <jakub@redhat.com>
11395 PR rtl-optimization/39794
11396 * alias.c (canon_true_dependence): Add x_addr argument.
11397 * rtl.h (canon_true_dependence): Adjust prototype.
11398 * cse.c (check_dependence): Adjust canon_true_dependence callers.
11399 * cselib.c (cselib_invalidate_mem): Likewise.
11400 * gcse.c (compute_transp): Likewise.
11401 * dse.c (scan_reads_nospill): Likewise.
11402 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
11403 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
11404 canon_base_addr of the group, plus optional offset.
11405 (struct group_info): Rename canon_base_mem to
11407 (get_group_info): Set canon_base_addr to canon_rtx of base, not
11408 canon_rtx of base_mem.
11410 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
11412 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
11413 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
11415 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11417 * config/spu/spu-builtins.h: Delete file.
11419 * config/spu/spu.h (enum spu_builtin_type): Move here from
11421 (struct spu_builtin_description): Likewise. Add GTY marker.
11422 Do not use enum spu_function_code or enum insn_code.
11423 (spu_builtins): Add extern declaration.
11425 * config/spu/spu.c: Do not include "spu-builtins.h".
11426 (enum spu_function_code, enum spu_builtin_type_index,
11427 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
11428 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
11429 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
11430 unsigned_V2DI_type_node): Move here from spu-builtins.h.
11431 (spu_builtin_types): Make static. Add GTY marker.
11432 (spu_builtins): Add extern declaration with GTY marker.
11433 Include "gt-spu.h".
11435 * config/spu/spu-c.c: Do not include "spu-builtins.h".
11436 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
11437 Check programmatically whether all parameters are scalar.
11439 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
11441 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
11443 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
11444 assignment from the constructor either if the target is volatile.
11446 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
11448 * config/arm/arm.md (insv): Do not share operands[0].
11450 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11452 * config/vxlib-tls.c (active_tls_threads): Delete.
11453 (delete_hook_installed): New.
11454 (tls_delete_hook): Don't delete the delete hook.
11455 (tls_destructor): Delete it here.
11456 (__gthread_set_specific): Adjust installing the delete hook.
11457 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11458 __gthread_leave_tsd_dtor_context.
11460 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11462 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11464 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11466 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11468 (alpha_rtx_costs): Ditto.
11469 (emit_unlikely_jump): Use add_reg_note.
11470 (emit_frame_store_1): Ditto.
11471 (alpha_expand_prologue): Ditto.
11472 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11473 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11475 2009-04-23 Nick Clifton <nickc@redhat.com>
11477 * config/v850/v850.md (epilogue): Remove suppressed code.
11478 (return): Rename to return_simple and remove test of frame size.
11479 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11480 to gen_return_simple.
11482 2009-04-22 Jing Yu <jingyu@google.com>
11485 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11487 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11490 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11491 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11492 value is a VECTOR_CST, the element type is the element type of the
11495 2009-04-22 DJ Delorie <dj@redhat.com>
11497 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11499 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11501 * alias.c (find_base_term): Move around LO_SUM case, so that
11502 CONST falls through into PLUS/MINUS handling.
11505 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11506 into 0, use omit_one_operand.
11508 2009-04-23 Ben Elliston <bje@au.ibm.com>
11510 * config/rs6000/linux-unwind.h (get_regs): Remove type
11511 puns. Change the type of `pc' to an array of unsigned ints and
11512 update all users. Constify frame24.
11514 2009-04-22 DJ Delorie <dj@redhat.com>
11516 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11517 declarations before code.
11518 (current_function_special_page_vector): Likewise.
11519 (m32c_expand_insv): Silence a warning.
11521 2009-04-21 Taras Glek <tglek@mozilla.com>
11523 * alias.c: Update GTY annotations to new syntax.
11524 * basic-block.h: Likewise.
11525 * bitmap.h: Likewise.
11526 * c-common.h: Likewise.
11527 * c-decl.c: Likewise.
11528 * c-parser.c: Likewise.
11529 * c-pragma.c: Likewise.
11530 * c-tree.h: Likewise.
11531 * cfgloop.h: Likewise.
11532 * cgraph.h: Likewise.
11533 * config/alpha/alpha.c: Likewise.
11534 * config/arm/arm.h: Likewise.
11535 * config/avr/avr.h: Likewise.
11536 * config/bfin/bfin.c: Likewise.
11537 * config/cris/cris.c: Likewise.
11538 * config/darwin.c: Likewise.
11539 * config/frv/frv.c: Likewise.
11540 * config/i386/i386.c: Likewise.
11541 * config/i386/i386.h: Likewise.
11542 * config/i386/winnt.c: Likewise.
11543 * config/ia64/ia64.h: Likewise.
11544 * config/iq2000/iq2000.c: Likewise.
11545 * config/mips/mips.c: Likewise.
11546 * config/mmix/mmix.h: Likewise.
11547 * config/pa/pa.c: Likewise.
11548 * config/pa/pa.h: Likewise.
11549 * config/rs6000/rs6000.c: Likewise.
11550 * config/s390/s390.c: Likewise.
11551 * config/sparc/sparc.c: Likewise.
11552 * config/xtensa/xtensa.c: Likewise.
11553 * cselib.h: Likewise.
11554 * dbxout.c: Likewise.
11555 * dwarf2out.c: Likewise.
11556 * except.c: Likewise.
11557 * except.h: Likewise.
11558 * fixed-value.h: Likewise.
11559 * function.c: Likewise.
11560 * function.h: Likewise.
11561 * gimple.h: Likewise.
11562 * integrate.c: Likewise.
11563 * optabs.c: Likewise.
11564 * output.h: Likewise.
11565 * real.h: Likewise.
11567 * stringpool.c: Likewise.
11568 * tree-data-ref.c: Likewise.
11569 * tree-flow.h: Likewise.
11570 * tree-scalar-evolution.c: Likewise.
11571 * tree-ssa-address.c: Likewise.
11572 * tree-ssa-alias.h: Likewise.
11573 * tree-ssa-operands.h: Likewise.
11574 * tree.c: Likewise.
11575 * tree.h: Likewise.
11576 * varasm.c: Likewise.
11577 * varray.h: Likewise.
11579 * coretypes.h: Do not define GTY macro if it is already defined.
11580 * doc/gty.texi: Update GTY documentation to new syntax.
11581 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11582 annotations on structs.
11583 * gengtype-parse.c: Likewise.
11585 2009-04-22 Mark Heffernan <meheff@google.com>
11587 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11589 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11591 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11594 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11596 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11597 the same as a PLUS without a shift. Increase the cost of a
11600 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11602 * Makefile.in: Update dependencies.
11603 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11604 * errors.h: Remove bogus comment about compatibility.
11605 (warning): Update declaration.
11606 * genautomata.c: Update all calls to warning.
11607 * gimple.c: Do not include errors.h. Include toplev.h.
11608 * tree-ssa-structalias.c: Do not include errors.h.
11609 * omega.c: Likewise.
11610 * tree-ssa-reassoc.c: Likewise.
11611 * config/spu/spu-c.c: Likewise.
11612 * config/spu/t-spu-elf: Update dependencies.
11614 2009-04-22 Richard Guenther <rguenther@suse.de>
11616 PR tree-optimization/39824
11617 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11618 make sure the types are compatible.
11620 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11623 * c-common.c (c_parse_error): Take a token_flags parameter.
11624 Use token_type for the token type instead.
11625 Pass token_flags to cpp_type2name.
11626 * c-common.h (c_parse_error): Update declaration.
11627 * c-parser.c (c_parser_error): Pass 0 as token flags.
11629 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11631 PR rtl-optimization/39580
11632 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11634 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11636 * function.c (expand_function_end): Do not emit a jump to the "naked"
11637 return label for fall-through returns.
11638 * except.c (sjlj_emit_function_exit): Always place the call to the
11639 unregister function at the location installed by expand_function_end.
11641 2009-04-22 Richard Guenther <rguenther@suse.de>
11643 PR tree-optimization/39845
11644 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11645 (gen_inbound_check): Likewise.
11647 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11649 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11651 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11652 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11654 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11656 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11657 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11658 shift counts to avoid out-of-bounds array accesses.
11660 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11662 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11663 (Pmode): Move above.
11665 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11667 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11668 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11669 GET_CODE macro. Use IN_RANGE macro where appropriate.
11670 * config/alpha/alpha.h: Ditto.
11671 * config/alpha/alpha.md: Ditto.
11672 * config/alpha/constraints.md: Ditto.
11673 * config/alpha/predicates.md: Ditto.
11675 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11677 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11678 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11679 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11680 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11681 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11682 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11683 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11684 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11685 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11686 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11687 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11688 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11689 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11690 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11691 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11692 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11693 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11694 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11695 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11696 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11697 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11698 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11699 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11700 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11701 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11702 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11703 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11705 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11707 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11708 references from comments.
11709 * cfgbuild.c: (count_basic_blocks): Delete.
11710 (find_basic_blocks_1): Delete.
11711 (find_basic_blocks): Delete.
11712 * except.c (finish_eh_generation): Make static. Move comment from
11713 except.h here. Remove find_basic_blocks references from comments.
11714 * except.h (finish_eh_generation): Delete.
11715 * basic-block.h (find_basic_blocks): Delete.
11716 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11718 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11720 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11721 (sdbout_parms): Likewise.
11723 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11725 * config/sh/sh.c (prepare_cbranch_operands): Use
11726 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11727 (expand_cbranchdi4): Likewise.
11728 (from_compare): Add cast to enum type.
11729 (expand_cbranchsi4): Use add_reg_note.
11730 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11731 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11732 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11733 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11734 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11735 instead of CODE_FOR_nothing.
11736 (cbranchdi4): Likewise. Fix the order of arguments for
11738 (push_fpscr): Use add_reg_note.
11739 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11740 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11742 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11744 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11745 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11746 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11747 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11748 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11749 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11750 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11751 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11752 config/alpha/x-vms, config/arc/t-arc,
11753 config/arm/README-interworking, config/arm/arm-c.c,
11754 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11755 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11756 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11757 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11758 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11759 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11760 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11761 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11762 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11763 config/cris/t-elfmulti, config/crx/t-crx,
11764 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11765 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11766 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11767 config/h8300/t-h8300, config/i386/athlon.md,
11768 config/i386/darwin-libgcc.10.4.ver,
11769 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11770 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11771 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11772 config/i386/t-linux64, config/i386/t-nwld,
11773 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11774 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11775 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11776 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11777 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11778 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11779 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11780 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11781 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11782 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11783 config/m68k/t-uclinux, config/mcore/t-mcore,
11784 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11785 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11786 config/mips/crtn.asm, config/mips/irix-crti.asm,
11787 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11788 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11789 config/mips/mips-fixed.md, config/mips/sb1.md,
11790 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11791 config/mips/t-iris6, config/mips/t-isa3264,
11792 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11793 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11794 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11795 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11796 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11797 config/mn10300/t-linux, config/mn10300/t-mn10300,
11798 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11799 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11800 config/picochip/libgccExtras/clzsi2.asm,
11801 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11802 config/rs6000/darwin-libgcc.10.4.ver,
11803 config/rs6000/darwin-libgcc.10.5.ver,
11804 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11805 config/rs6000/t-aix43, config/rs6000/t-aix52,
11806 config/rs6000/t-darwin, config/rs6000/t-fprules,
11807 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11808 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11809 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11810 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11811 config/rs6000/t-rtems, config/rs6000/t-spe,
11812 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11813 config/score/t-score-elf, config/sh/divcost-analysis,
11814 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11815 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11816 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11817 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11818 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11819 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11820 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11821 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11822 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11823 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11824 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11825 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11826 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11827 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11828 * config/h8300/genmova.sh: Include copyright and license notices
11829 in generated output.
11830 * config/h8300/mova.md: Regenerate.
11831 * doc/install.texi2html: Include word "Copyright" in copyright
11832 notice and use name "Free Software Foundation, Inc.".
11833 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11834 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11835 ChangeLog-2007, ChangeLog-2008: Correct dates.
11837 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11839 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11840 NE_EXPR operations as well.
11841 * c-parser.c (c_parser_condition): Do not set location information on
11843 (c_parser_conditional_expression): Likewise.
11844 (c_parser_binary_expression): Set location information on operators.
11845 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11846 TRUTH_NOT_EXPR has been folded.
11847 * fold-const.c (fold_truth_not_expr): Copy location information from
11848 the incoming expression to the outgoing one.
11849 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11850 recursive calls on the LHS of the operator but pass that of the
11851 operator to recursive calls on the RHS of the operator. Set it
11853 (shortcut_cond_expr): Set the locus of the operator on the second
11854 COND_EXPR and that of the expression on the first in degenerate cases.
11855 Pass the locus of the expression to calls to shortcut_cond_r.
11856 Set the locus of the 'then' block on the associated jump, if any.
11857 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11858 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11859 expression to call to gimplify_boolean_expr.
11861 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11863 * config.gcc: Add additional configuration for
11864 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11865 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11866 (CPP_SPEC): Redefine for allowing -municode option.
11867 (STARTFILE_SPEC): Likewise.
11868 * config/i386/t-mingw-w64: New.
11869 * config/i386/mingw-w64.opt: New.
11870 (municode): Add new target option.
11871 * doc/invoke.texi (municode): Add documentation for new option.
11873 2009-04-21 Ian Lance Taylor <iant@google.com>
11875 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11876 Correct test for number of arguments.
11877 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11879 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11881 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11882 argument of emit_library_call.
11884 2009-04-21 Richard Guenther <rguenther@suse.de>
11886 PR middle-end/39829
11887 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11888 inside VIEW_CONVERT_EXPRs.
11890 2009-04-21 Martin Jambor <mjambor@suse.cz>
11892 * tree-switch-conversion.c (build_constructors): Split a long line.
11893 (constructor_contains_same_values_p): New function.
11894 (build_one_array): Create assigns of constants if possible, do not
11895 call mark_sym_for_renaming, call update_stmt.
11896 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11897 make_rename_temp. Do not call mark_symbols_for_renaming, call
11899 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11900 find_new_referenced_vars, call update_stmt.
11901 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11902 instead of calling make_rename_temp. Do not call
11903 find_new_referenced_vars or mark_symbols_for_renaming, call
11906 2009-04-21 Richard Guenther <rguenther@suse.de>
11908 PR tree-optimization/39827
11909 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11910 (tree_ssa_phiprop): Pass the correct array size.
11912 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11914 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11916 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11919 * c-typeck.c (lvalue_p): Move declaration ...
11920 * c-common.h (lvalue_p): ... to here.
11921 * c-common.c (candidate_equal_p): New.
11922 (add_tlist): Use it.
11923 (merge_tlist): Use it.
11924 (warn_for_collisions_1): Likewise.
11925 (warning_candidate_p): Accept more candidates.
11926 (verify_tree): A warning candidate can be an expression. Use
11929 2009-04-21 Ben Elliston <bje@au.ibm.com>
11932 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11933 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11934 options. Remove -mcall-solaris documentation.
11936 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11939 * doc/invoke.texi (-Wlong-long): Update description.
11940 * c-lex (interpret_integer): Only warn if there was no previous
11941 overflow and -Wlong-long is enabled.
11942 * c-decl.c (declspecs_add_type): Drop redundant flags.
11943 * c.opt (Wlong-long): Init to -1.
11944 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11945 and front-end warn_long_long. Wlong-long only depends on other
11946 flags if it is uninitialized.
11947 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11948 the same for CPP and FE.
11949 (restore_extension_diagnostics): Likewise.
11951 2009-04-20 Ian Lance Taylor <iant@google.com>
11953 Fix enum conversions which are invalid in C++:
11954 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11955 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11956 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11957 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11958 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11959 (dbxout_parms): Likewise.
11960 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11961 (df_clear_flags): Likewise.
11962 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11963 top_flag parameter to int.
11964 (df_chain_create_bb_process_use): Likewise.
11965 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11967 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11968 (df_ref_create_structure, df_def_record_1): Likewise.
11969 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11970 (df_notes_rescan): Change 0 to VOIDmode in function call.
11971 (df_get_call_refs, df_insn_refs_collect): Likewise.
11972 (df_bb_regs_collect): Likewise.
11973 (df_entry_block_defs_collect): Likewise.
11974 (df_exit_block_uses_collect): Likewise.
11975 * df.h: Update declarations.
11976 * double-int.c (double_int_divmod): Add cast to enum type.
11977 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11978 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11979 (based_loc_descr): Likewise.
11980 (loc_descriptor_from_tree_1): Change first_op and second_op to
11981 enum dwarf_location_atom. Add cast to enum type.
11982 * expmed.c (init_expmed): Change 0 to SET in function call.
11983 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11984 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11985 (do_store_flag): Likewise.
11986 * fixed-value.h (struct fixed_value): Change mode to enum
11988 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11989 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11991 (insert_insn_decl, insert_decl, insert_state): Likewise.
11992 (automata_list_finish): Likewise.
11993 * genrecog.c (process_define_predicate): Add cast to enum type.
11994 * gensupport.c (init_predicate_table): Add cast to enum type.
11995 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11997 (gimple_build_call_1, gimple_build_label): Likewise.
11998 (gimple_build_goto, gimple_build_asm_1): Likewise.
11999 (gimple_build_switch_1, gimple_build_cdt): Likewise.
12000 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
12001 (enum fallback): Rename from enum fallback_t.
12002 (fallback_t): Typedef as int.
12003 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
12004 GSI_SAME_STMT in function call.
12005 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
12007 (setup_reg_class_relations): Likewise.
12008 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
12009 (setup_prohibited_class_mode_regs): Add cast to enum type.
12010 (setup_prohibited_mode_move_regs): Likewise.
12011 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
12012 (record_address_regs): Change i to enum reg_class.
12013 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
12014 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
12015 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
12016 (GET_MODE_2XWIDER_MODE): Likewise.
12017 (GET_CLASS_NARROWEST_MODE): Likewise.
12018 * omp-low.c (expand_omp_for): Add cast to enum type.
12019 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
12020 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
12021 * postreload.c (reload_cse_simplify_operands): Change rclass local
12023 * predict.c (combine_predictions_for_insn): Change best_predictor
12024 and predictor to enum br_predictor.
12025 (combine_predictions_for_bb): Likewise.
12026 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
12027 use SET_PREDICT_EXPR_OUTCOME.
12028 * real.c (real_arithmetic): Change icode to code in function call.
12029 * reginfo.c (init_move_cost): Add casts to enum type.
12030 (init_reg_sets_1, init_fake_stack_mems): Likewise.
12031 * regmove.c (regclass_compatible_p): Change class0 and class1 to
12033 * reload.c (find_valid_class): Add casts to enum type.
12034 (push_reload): Change 0 to NO_REGS in function call.
12035 (find_reloads): Change this_alternative to array of enum
12036 reg_class. Remove some now-unnecessary casts.
12037 (make_memloc): Change 0 to VOIDmode in function call.
12038 * reload1.c (reload): Change 0 to VOIDmode in function call.
12039 (eliminate_regs_1, elimination_effects): Likewise.
12040 (eliminate_regs_in_insn): Likewise.
12041 (emit_input_reload_insns): Add cast to enum type.
12042 (delete_output_reload): Change 0 to VOIDmode in function call.
12043 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
12044 to enum type in function call.
12045 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
12046 (SET_PREDICT_EXPR_OUTCOME): Define.
12047 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
12048 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
12049 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
12050 (dump_function): Likewise.
12051 * tree-dump.h: Update declarations.
12052 * tree-pass.h: Update declarations.
12053 * varasm.c (assemble_integer): Change mclass to enum mode_class.
12054 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
12056 (arm_rtx_costs_1): Correct parenthesization.
12057 (arm_rtx_costs): Add casts to enum type.
12058 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
12059 (vfp_emit_fstmd): Use add_rg_note.
12060 (emit_multi_reg_push, emit_sfm): Likewise.
12061 (thumb_set_frame_pointer): Likewise.
12062 (arm_expand_prologue): Likewise.
12063 (arm_regno_class): Change return type to enum reg_class.
12064 (thumb1_expand_prologue): Use add_reg_note.
12065 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
12066 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
12068 * config/arm/gentune.sh: Add cast to enum type.
12069 * config/arm/arm-tune.md: Rebuild.
12070 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
12071 (ix86_split_fp_branch, predict_jump): Likewise.
12072 (ix86_expand_multi_arg_builtin): Change sub_code from enum
12073 insn_code to enum rtx_code.
12074 (ix86_builtin_vectorized_function): Add cast to enum type.
12075 * config/i386/i386.md (truncdfsf2): Change slot to enum
12077 (truncxf<mode>2, isinf<mode>2): Likewise.
12078 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
12080 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
12081 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
12082 (insert_bundle_state): Change 1 to INSERT in function call.
12083 (ia64_add_bundle_selector_before): Likewise.
12084 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
12085 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
12086 (restore_stack_nonlocal): Likewise.
12087 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
12089 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
12091 (mips_rtx_costs): Likewise.
12092 (mips_override_options): Add casts to enum type.
12093 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
12095 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
12096 (store_reg, set_reg_plus_d): Likewise.
12097 (hppa_expand_prologue, hppa_profile_hook): Likewise.
12098 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
12100 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
12102 (emit_unlikely_jump): Use add_reg_note.
12103 (rs6000_emit_allocate_stack): Likewise.
12104 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
12105 (output_toc): Change 1 to INSERT in function call.
12106 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
12107 (rs6000_initialize_trampoline): Likewise.
12108 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
12110 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
12111 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
12112 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
12113 (save_gprs): Use add_reg_note.
12114 (s390_emit_prologue): Likewise.
12115 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12116 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
12117 (sparc_fold_builtin): Add cast to enum type.
12118 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
12120 (spu_expand_prologue): Use add_reg_note.
12121 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
12123 2009-04-20 Ian Lance Taylor <iant@google.com>
12125 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
12126 (c_parser_postfix_expression_after_primary): Get VEC for list of
12127 arguments. Get original types of arguments. Call
12128 build_function_call_vec.
12129 (cached_expr_list_1, cached_expr_list_2): New static variables.
12130 (c_parser_expr_list): Change return type to VEC *. Add
12131 p_orig_types parameter. Change all callers.
12132 (c_parser_release_expr): New static function.
12133 (c_parser_vec_to_tree_list): New static function.
12134 * c-typeck.c (build_function_call): Rewrite to build a VEC and
12135 call build_function_call_vec.
12136 (build_function_call_vec): New function, based on old
12137 build_function_call.
12138 (convert_arguments): Remove nargs and argarray parameters. Change
12139 values to a VEC. Add origtypes parameter.
12140 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
12141 (convert_for_assignment): Add origtype parameter. Change all
12142 callers. If warn_cxx_compat, check for conversion to an enum
12143 type when calling a function.
12144 (store_init_value): Add origtype parameter. Change all callers.
12145 (digest_init): Likewise.
12146 (struct init_node): Add origtype field.
12147 (add_pending_init): Add origtype parameter. Change all callers.
12148 (output_init_element): Likewise.
12149 (output_pending_init_elements): Pass origtype from init_node to
12150 output_init_element.
12151 (process_init_element): Pass origtype from c_expr to
12152 output_init_element.
12153 (c_finish_return): Add origtype parameter. Change all callers.
12154 * c-common.c (sync_resolve_size): Change params to VEC *. Change
12156 (sync_resolve_params): Likewise.
12157 (sync_resolve_return): Change params to first_param. Change caller.
12158 (resolve_overloaded_builtins): Change params to VEC *. Change
12159 callers. Save first parameter around call to build_function_call_vec.
12160 * c-decl.c (finish_decl): Add origtype parameter. Change all
12161 callers. Call build_function_call_vec rather than
12162 build_function_call for cleanup.
12163 * c-tree.h: Update declarations.
12164 * c-common.h: Update declarations.
12165 * stub-objc.c (objc_rewrite_function_call): Change parameter from
12166 params to first_param.
12167 * target.h (struct gcc_target): Change resolve_overloaded_builtin
12168 params parameter from tree to void *.
12169 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12170 Change arglist parameter to have type void *, and to be a pointer
12172 * config/rs6000/rs6000-protos.h
12173 (altivec_resolve_overloaded_builtin): Update declaration.
12174 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
12175 fnargs parameter to have type void *, and to be a pointer to a
12176 VEC. Call build_function_call_vec instead of
12177 build_function_call.
12178 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
12180 2009-04-20 Joey Ye <joey.ye@intel.com>
12181 Xuepeng Guo <xuepeng.guo@intel.com>
12182 H.J. Lu <hongjiu.lu@intel.com>
12184 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
12186 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
12187 (IX86_LEA_PRIORITY): Likewise.
12188 (distance_non_agu_define): New function.
12189 (distance_agu_use): Likewise.
12190 (ix86_lea_for_add_ok): Likewise.
12191 (ix86_dep_by_shift_count): Likewise.
12193 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
12194 should split for LEA.
12196 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
12198 (ix86_dep_by_shift_count): Likewise.
12200 2009-04-20 Richard Guenther <rguenther@suse.de>
12202 * expr.c (handled_component_p): Move ...
12203 * tree.h (handled_component_p): ... here.
12204 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
12205 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
12206 and REALPART_EXPR to be in one group.
12208 2009-04-20 Richard Guenther <rguenther@suse.de>
12210 * basic-block.h (get_all_dominated_blocks): Declare.
12211 * dominance.c (get_all_dominated_blocks): New function.
12212 * tree-cfg.c (get_all_dominated_blocks): Remove.
12213 (remove_edge_and_dominated_blocks): Adjust.
12214 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
12215 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
12216 instead of recursing.
12218 2009-04-20 Doug Kwan <dougkwan@google.com>
12220 * cgraph.h (cgraph_node_ptr): New type for vector functions.
12221 (struct cgraph_node_set_def): New type.
12222 (cgraph_node_set) New type. Also declare vector functions.
12223 (struct cgraph_node_set_element_def): New type.
12224 (cgraph_node_set_element): Ditto.
12225 (cgraph_node_set_iterator): New iterator type.
12226 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
12227 cgraph_node_set_remove, dump_cgraph_node_set,
12228 debug_cgraph_node_set): New prototypes.
12229 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
12230 cgraph_node_set_size): New inlines.
12231 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
12232 including cgraph.h.
12233 (struct ipa_opt_pass): Add struct cgraph_node_set_def
12234 argument to function 'write_summary'.
12235 * ipa.c: Include ggc.h.
12236 (hash_cgraph_node_set_element,
12237 eq_cgraph_node_set_element, cgraph_node_set_new,
12238 cgraph_node_set_add, cgraph_node_set_remove,
12239 cgraph_node_set_find, dump_cgraph_node_set,
12240 debug_cgraph_node_set): New functions.
12241 * Makefile.in (ipa.o): Add dependency on GGC_H.
12243 2009-04-20 Ira Rosen <irar@il.ibm.com>
12245 PR tree-optimization/39675
12246 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
12247 check of the return code of vect_schedule_slp. Check that
12248 stmt_vec_info still exists for the statement, before checking its
12249 vectorization type.
12251 2009-04-20 Michael Matz <matz@suse.de>
12253 * Makefile.in (generated_files): Take out $(simple_generated_c).
12255 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
12257 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
12258 (UINTPTR_TYPE): Likewise.
12260 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12263 * c-typeck.c (digest_init): Check for initializing an array with a
12266 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12269 * c-semantics.c (pop_stmt_list): Propagate
12270 STATEMENT_LIST_HAS_LABEL to parent statement list.
12272 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
12274 * config/mips/mips.h (mips_tune_attr): New macro.
12275 * config/mips/mips.md (cpu): Use it.
12277 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12280 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
12283 2009-04-19 Diego Novillo <dnovillo@google.com>
12285 * toplev.c (compile_file): Move call to coverage_finish ...
12286 * cgraphunit.c (ipa_passes): ... here.
12287 Call cgraph_process_new_functions.
12288 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
12289 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
12291 2009-04-19 Jan Hubicka <jh@suse.cz>
12293 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
12295 (dump_cgraph_node): Dump can throw external flag.
12296 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
12298 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12302 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
12303 * common.opt (Wlogical-op): Move from here...
12304 * c.opt (Wlogical-op): ... to here.
12305 * c-typeck.c (parser_build_binary_op): Update call to
12306 warn_logical_operator.
12307 * c-opts.c (c_common_post_options): Enable warn_logical_op with
12309 * c-common.c (warn_logical_op): Update.
12310 * c-common.h (warn_logical_op): Update declaration.
12312 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
12314 * tree.c (protected_set_expr_location): Fix formatting.
12316 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12319 * c-typeck.c (readonly_warning): new.
12320 (build_unary_op, build_modify_expr): Use readonly_warning for
12321 storing into something readonly but not const-qualified.
12323 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12326 * c-typeck.c (build_unary_op): Check for taking address of
12327 expression of type void.
12329 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12332 * c-typeck.c (build_function_call): Check for calling a function
12333 with qualified void return types. Call require_complete_type when
12336 2009-04-18 Jan Hubicka <jh@suse.cz>
12338 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
12340 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
12341 can_throw_external flag.
12342 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
12343 * ipa-pure-const.c (ignore_edge): New function.
12344 (propagate): Compute order for NOTHROW computation; set NOTHROWs
12345 only over can_throw_external edges.
12346 (local_pure_const): Add nothrow flag.
12347 * ipa-utils.c (searchc): Add ignore_edge callback.
12348 (ipa_utils_reduced_inorder): Add ignore_edge callback.
12349 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
12350 (set_nothrow_function_flags): Update cgraph.
12351 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
12353 2009-04-18 Richard Guenther <rguenther@suse.de>
12355 PR middle-end/39804
12356 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
12357 (fold_stmt): ... this and ...
12358 (fold_stmt_inplace): ... this.
12359 (fold_stmt_1): Fold references in calls and asms.
12360 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
12362 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12364 * tree-vrp.c (ssa_name_nonzero_p): Remove.
12365 * tree.h: Remove the prototype for ssa_name_nonzero_p.
12367 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12369 * tree.c (function_args_count): Remove.
12370 * tree.h: Remove the prototype for function_args_count.
12372 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12374 * tree-iterator.c (expr_only): Remove.
12375 * tree.h: Remove the prototype for expr_only.
12377 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12379 * reginfo.c (cannot_change_mode_set_regs): Remove.
12380 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
12382 2009-04-08 Anatoly Sokolov <aesok@post.ru>
12384 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
12385 whether operands 0 and 1 overlaps.
12387 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12389 PR middle-end/36902
12390 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
12391 pointer. Use warning_at instead of warning.
12392 (search_for_addr_array): Likewise.
12393 (check_array_bounds): Likewise.
12394 (check_all_array_refs): Check that the incoming edge is not in the
12395 list of edges to be removed.
12396 (check_all_array_refs): Avoid the temporal pointer.
12397 (vrp_visit_cond_stmt): Fix typo.
12398 (simplify_switch_using_ranges): Handle the case where the switch
12399 index is an integer constant.
12401 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
12403 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
12405 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12407 * doc/extend.texi, doc/invoke.texi: Fix typos.
12409 2009-04-17 Cary Coutant <ccoutant@google.com>
12411 * tree-flow-inline.h (get_lineno): Fix inverted test.
12413 2009-04-17 Diego Novillo <dnovillo@google.com>
12415 * tree-ssa-pre.c (create_expression_by_pieces): Remove
12416 assertion for AVAIL_OUT.
12418 2009-04-17 Mike Frysinger <vapier@gentoo.org>
12421 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
12422 * config/sh/linux-atomic.asm: Likewise.
12424 2009-04-17 Diego Novillo <dnovillo@google.com>
12426 * except.c (debug_eh_tree): New.
12427 (struct eh_region, struct eh_status): Move ...
12428 * except.h: ... here.
12429 (add_type_for_runtime): Declare extern.
12430 (lookup_type_for_runtime): Likewise.
12431 (debug_eh_tree): Declare.
12432 * Makefile.in (GTFILES): List except.h before except.c
12434 2009-04-17 Diego Novillo <dnovillo@google.com>
12436 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
12437 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
12438 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
12439 (find_vars_r): ... here.
12440 * tree-flow.h (find_referenced_vars_in): Declare.
12441 * tree-ssa-pre.c (create_expression_by_pieces): Assert
12442 that AVAIL_OUT exists for BLOCK.
12443 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
12444 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
12445 (tree-parloops.o): Likewise.
12447 2009-04-17 Simon Baldwin <simonb@google.com>
12449 * toplev.c (default_tree_printer): Add handling for %E format.
12451 2009-04-17 Diego Novillo <dnovillo@google.com>
12453 * tree-pretty-print.c (dump_generic_node): Add break after
12454 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12455 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12456 FUNCTION_TYPE together. Call print_struct_decl when printing
12457 structures and TDF_SLIM is not given.
12458 (print_struct_decl): Fix logic for detecting recursion.
12460 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12463 * gcc.c (create_at_file): New.
12464 (compile_input_file_p): New.
12465 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12466 * main.c (main): Update call to toplev_main.
12467 * toplev.c (toplev_main): Change signature. Call expandargv.
12468 * toplev.h (toplev_main): Change signature.
12470 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12472 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12473 if the latter is not constant.
12475 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12477 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12479 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12481 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12482 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12484 2009-04-17 Richard Guenther <rguenther@suse.de>
12486 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12487 Handle component references view-converting an invariant address.
12489 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12491 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12492 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12493 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12494 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12495 Use @deftypevr rather than @deftypevar.
12497 2009-04-17 Richard Guenther <rguenther@suse.de>
12499 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12500 (get_prop_source_stmt): Likewise.
12501 (can_propagate_from): Likewise.
12503 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12505 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12506 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12507 (--with-multilib-list): Add default value.
12508 * configure: Regenerate.
12509 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12510 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12511 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12512 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12513 Don't add default cpu to multilib list unnecessarily, but do enable
12514 the relevant compiler option..
12515 Add support for --with-multilib-list=<blank> and
12516 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12517 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12518 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12519 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12520 TM_MULTILIB_CONFIG.
12521 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12522 (MULTILIB_OSDIRNAMES): New variable.
12523 * config/sh/t-1e: Delete file.
12524 * config/sh/t-mlib-sh1: Delete file.
12525 * config/sh/t-mlib-sh2: Delete file.
12526 * config/sh/t-mlib-sh2a: Delete file.
12527 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12528 * config/sh/t-mlib-sh2a-single: Delete file.
12529 * config/sh/t-mlib-sh2a-single-only: Delete file.
12530 * config/sh/t-mlib-sh2e: Delete file.
12531 * config/sh/t-mlib-sh3e: Delete file.
12532 * config/sh/t-mlib-sh4: Delete file.
12533 * config/sh/t-mlib-sh4-nofpu: Delete file.
12534 * config/sh/t-mlib-sh4-single: Delete file.
12535 * config/sh/t-mlib-sh4-single-only: Delete file.
12536 * config/sh/t-mlib-sh4a: Delete file.
12537 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12538 * config/sh/t-mlib-sh4a-single: Delete file.
12539 * config/sh/t-mlib-sh4a-single-only: Delete file.
12540 * config/sh/t-mlib-sh4al: Delete file.
12541 * config/sh/t-mlib-sh5-32media: Delete file.
12542 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12543 * config/sh/t-mlib-sh5-64media: Delete file.
12544 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12545 * config/sh/t-mlib-sh5-compact: Delete file.
12546 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12547 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12548 * doc/install.texi (Options specification): Add
12549 --with-multilib-list and --with-endian.
12551 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12553 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12555 (OBJS-common): Add plugin-version.o.
12556 (plugin-version.o): New.
12557 * gcc-plugin.h (plugin_gcc_version): New.
12558 (plugin_default_version_check): New.
12559 (plugin_init_func, plugin_init): Add version argument.
12560 * plugin-version.c: New.
12561 * plugin.c (str_plugin_gcc_version_name): New.
12562 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12563 pass it to the init function.
12564 (plugin_default_version_check): New.
12566 2009-04-17 Richard Guenther <rguenther@suse.de>
12568 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12569 for decl-vs-decl disambiguation.
12571 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12573 * config/s390/s390.h (s390_tune_attr): New macro definition.
12574 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12576 2009-04-17 Richard Guenther <rguenther@suse.de>
12578 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12579 (fold_stmt_r): Likewise.
12580 (maybe_fold_reference): New function.
12581 (fold_gimple_assign): Handle cases fold_stmt_r did.
12582 (fold_stmt): Do not use fold_stmt_r.
12583 (fold_stmt_inplace): Likewise.
12585 2009-04-17 Richard Guenther <rguenther@suse.de>
12587 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12588 (record_equivalences_from_stmt): Remove useless checks and
12590 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12591 the type is already suitable.
12593 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12595 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12597 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12599 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12600 (CMPtype): Define as __gcc_CMPtype.
12602 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12604 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12605 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12607 2009-04-17 Richard Guenther <rguenther@suse.de>
12609 PR tree-optimization/39746
12610 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12611 special-casing for builtins and static variable use/def.
12612 (call_may_clobber_ref_p_1): Likewise.
12614 2009-04-16 Ian Lance Taylor <iant@google.com>
12616 * df.h: Include "timevar.h".
12617 (struct df_problem): Change tv_id field to timevar_id_t.
12618 * tree-pass.h: Include "timevar.h".
12619 (struct opt_pass): Change tv_id field to timevar_id_t.
12620 * timevar.h (timevar_id_t): Define TV_NONE.
12621 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12622 TV_NONE rather than tv_id != 0.
12623 (execute_one_pass): Likewise.
12624 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12625 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12626 dependencies to $(TREE_PASS_H).
12627 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12629 (pass_branch_target_load_optimize2): Likewise.
12630 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12631 (pass_outof_cfg_layout_mode): Likewise.
12632 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12633 (pass_rebuild_cgraph_edges): Likewise.
12634 (pass_remove_cgraph_callee_edges): Likewise.
12635 * df-core.c (pass_df_initialize_opt): Likewise.
12636 (pass_df_initialize_no_opt): Likewise.
12637 (pass_df_finish): Likewise.
12638 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12639 * except.c (pass_set_nothrow_function_flags): Likewise.
12640 (pass_convert_to_eh_region_ranges): Likewise.
12641 * final.c (pass_compute_alignments): Likewise.
12642 * function.c (pass_instantiate_virtual_regs): Likewise.
12643 (pass_init_function): Likewise.
12644 (pass_leaf_regs): Likewise.
12645 (pass_match_asm_constraints): Likewise.
12646 * gimple-low.c (pass_lower_cf): Likewise.
12647 (pass_mark_used_blocks): Likewise.
12648 * init-regs.c (pass_initialize_regs): Likewise.
12649 * integrate.c (pass_initial_value_sets): Likewise.
12650 * ira.c (pass_ira): Likewise.
12651 * jump.c (pass_cleanup_barriers): Likewise.
12652 * omp-low.c (pass_expand_omp): Likewise.
12653 (pass_lower_omp): Likewise.
12654 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12655 * recog.c (pass_split_all_insns): Likewise.
12656 (pass_split_after_reload): Likewise.
12657 (pass_split_before_regstack): Likewise.
12658 (pass_split_before_sched2): Likewise.
12659 (pass_split_for_shorten_branches): Likewise.
12660 * reginfo.c (pass_reginfo_init): Likewise.
12661 (pass_subregs_of_mode_init): Likewise.
12662 (pass_subregs_of_mode_finish): Likewise.
12663 * passes.c (pass_postreload): Likewise.
12664 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12665 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12666 (pass_warn_function_return): Likewise.
12667 (pass_warn_function_noreturn): Likewise.
12668 * tree-complex.c (pass_lower_complex): Likewise.
12669 (pass_lower_complex_O0): Likewise.
12670 * tree-if-conv.c (pass_if_conversion): Likewise.
12671 * tree-into-ssa.c (pass_build_ssa): Likewise.
12672 * tree-mudflap.c (pass_mudflap_1): Likewise.
12673 (pass_mudflap_2): Likewise.
12674 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12675 (pass_mudflap_2): Likewise.
12676 * tree-nrv.c (pass_return_slot): Likewise.
12677 * tree-object-size.c (pass_object_sizes): Likewise.
12678 * tree-optimize.c (pass_all_optimizations): Likewise.
12679 (pass_early_local_passes): Likewise.
12680 (pass_all_early_optimizations): Likewise.
12681 (pass_cleanup_cfg): Likewise.
12682 (pass_cleanup_cfg_post_optimizing): Likewise.
12683 (pass_free_datastructures): Likewise.
12684 (pass_free_cfg_annotations): Likewise.
12685 (pass_fixup_cfg): Likewise.
12686 (pass_init_datastructures): Likewise.
12687 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12688 (pass_late_warn_uninitialized): Likewise.
12689 (pass_update_address_taken): Likewise.
12690 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12691 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12692 (pass_cse_sincos): Likewise.
12693 (pass_convert_to_rsqrt): Likewise.
12694 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12695 * tree-stdarg.c (pass_stdarg): Likewise.
12696 * tree-tailcall.c (pass_tail_recursion): Likewise.
12697 (pass_tail_calls): Likewise.
12698 * tree-vect-generic.c (pass_lower_vector): Likewise.
12699 (pass_lower_vector_ssa): Likewise.
12700 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12702 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12704 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12706 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12708 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12709 logical and signext.
12711 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12714 * config/sh/predicates.md (arith_operand): Check if the operand
12715 of TRUNCATE is a REG.
12717 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12719 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12720 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12722 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12724 * tree-iterator.c (tsi_split_statement_list_after,
12725 tsi_split_statement_list_before): Remove.
12726 * tree-iterator.h: Remove the prototypes for
12727 tsi_split_statement_list_after and tsi_split_statement_list_before.
12729 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12731 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12732 * tree-ssa-propagate.h: Remove the prototype for
12733 stmt_makes_single_load.
12735 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12737 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12738 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12740 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12742 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12744 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12746 * except.c (eh_region_outer_p): Remove.
12747 * except.h: Remove the prototype for eh_region_outer_p.
12749 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12751 * function.c (current_function_assembler_name): Remove.
12752 * function.h: Remove the prototype for
12753 current_function_assembler_name.
12755 2009-04-16 Ian Lance Taylor <iant@google.com>
12757 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12758 (add_reg_note): Call alloc_reg_note.
12759 * rtl.h (alloc_reg_note): Declare.
12760 * combine.c (try_combine): Use alloc_reg_note.
12761 (recog_for_combine, move_deaths): Likewise.
12762 (distribute_notes): Use alloc_reg_note and add_reg_note.
12763 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12764 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12765 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12767 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12769 PR rtl-optimization/39762
12770 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12771 ira_may_move_out_cost): Add comments about way of their usage.
12772 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12774 * ira-conflicts.c (process_regs_for_copy): Use function
12775 ira_get_register_move_cost instead of global
12776 ira_register_move_cost.
12778 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12779 color_pass, move_spill_restore, update_curr_costs): Ditto.
12781 * ira-lives.c (process_single_reg_class_operands): Ditto.
12783 * ira-emit.c (emit_move_list): Ditto.
12785 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12786 (record_reg_classes): Ditto. Use functions
12787 ira_get_register_move_cost and ira_get_may_move_cost instead of
12788 global vars ira_register_move_cost, ira_may_move_out_cost and
12789 ira_may_move_in_cost.
12790 (record_address_regs): Don't call ira_init_register_move_cost.
12791 Use function ira_get_may_move_cost instead of global
12792 ira_may_move_in_cost.
12793 (process_bb_node_for_hard_reg_moves): Use function
12794 ira_get_register_move_cost instead of global ira_register_move_cost.
12795 (ira_costs): Don't call ira_init_register_move_cost.
12797 2009-04-16 Richard Guenther <rguenther@suse.de>
12799 * tree-cfg.c (verify_gimple_assign_binary):
12800 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12801 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12802 (create_general_new_stmt): Note that this function is broken.
12804 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12806 * common.opt (fhelp): Add Var(help_flag).
12807 * gcc-plugin.h (plugin_info): Add help.
12808 * plugin.c (plugin_name_args): Add help.
12809 (register_plugin_info): Set plugin->help.
12810 (print_help_one_plugin): New.
12811 (print_plugins_help): New.
12812 * plugin.h (print_plugins_help): New.
12813 * toplev.c (toplev_main): Call print_plugins_help if needed.
12815 2009-04-16 Richard Guenther <rguenther@suse.de>
12817 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12818 (gimple_ior_addresses_taken_1): New function.
12819 (gimple_ior_addresses_taken): Likewise.
12820 * gimple.h (struct gimple_statement_with_ops_base): Remove
12821 addresses_taken member.
12822 (gimple_ior_addresses_taken): Declare.
12823 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12824 gimple_set_addresses_taken): Remove.
12825 * ipa-reference.c (mark_address): New function.
12826 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12827 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12828 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12829 (gimple_add_to_addresses_taken): Remove.
12830 (get_tmr_operands): Call mark_address_taken.
12831 (get_asm_expr_operands): Likewise.
12832 (get_expr_operands): Likewise.
12833 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12834 (free_stmt_operands): Do not free it.
12835 * tree-ssa.c (delete_tree_ssa): Likewise.
12836 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12838 2009-04-16 Richard Guenther <rguenther@suse.de>
12840 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12841 (walk_stmt_load_store_ops): Likewise.
12842 * gimple.c (get_base_loadstore): New function.
12843 (walk_stmt_load_store_addr_ops): Likewise.
12844 (walk_stmt_load_store_ops): Likewise.
12845 * ipa-pure-const.c (check_op): Simplify.
12846 (check_load, check_store): New functions.
12847 (check_stmt): Use walk_stmt_load_store_ops.
12848 * ipa-reference.c (mark_load): Adjust signature.
12849 (mark_store): Likewise.
12850 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12852 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12854 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12855 (plugin_info): New.
12856 * opts.c (common_handle_option): Don't call print_version.
12857 * plugin.c (plugin_name_args): Add version.
12858 (register_plugin_info): New.
12859 (register_callback): Handle PLUGIN_INFO.
12860 (try_init_one_plugin): New.
12861 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12863 (finalize_one_plugin): New.
12864 (finalize_plugins): New.
12865 (print_one_plugin): New.
12866 (print_plugins_versions): New.
12867 * plugin.h (print_plugins_versions): New.
12868 (finalize_plugins): New.
12869 * toplev.c (compile_file): Don't call initialize_plugins.
12870 (print_version): Call print_plugins_versions.
12871 (toplev_main): Call initialize_plugins. Print version if needed.
12872 Call finalize_plugins.
12874 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12876 * common.opt (fversion): New.
12877 * gcc.c (print_version): New.
12878 (process_command): Don't print the version. Just set print_version.
12879 (main): Print version. Call subprocesses if print_version and
12880 verbose_flag are set.
12881 * opts.c (common_handle_option): Handle OPT_fversion.
12883 2009-04-16 Richard Guenther <rguenther@suse.de>
12884 Ira Rosen <irar@il.ibm.com>
12886 PR tree-optimization/39698
12887 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12888 type of the reduction variable. Only generate the def if
12891 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12892 make sure to first convert to an integer of the same precision.
12893 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12894 the type of the evolution correctly in computing the new
12895 induction variable base.
12897 2009-04-16 Richard Guenther <rguenther@suse.de>
12899 PR middle-end/39625
12900 * tree-cfg.c (make_blocks): Split statements with to-be
12901 abnormal SSA names on the lhs.
12903 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12905 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12906 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12907 * c-typeck.c (really_start_incremental_init): Likewise.
12908 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12909 (TARGET_INITIALIZER): Remove it.
12910 * target.h (struct target): Remove vector_opaque_p.
12911 * tree.c (build_opaque_vector_type): New.
12912 * tree.h (TYPE_VECTOR_OPAQUE): New.
12913 (build_opaque_vector_type): Declare.
12914 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12915 * config/rs6000/rs6000.c (build_opaque_vector_type,
12916 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12917 (rs6000_init_builtins): Use build_opaque_vector_type for
12918 opaque_V4SI_type_node.
12920 2009-04-15 Catherine Moore <clm@codesourcery.com>
12922 * debug.h (set_name): Declare.
12923 * dwarf2out.c (dwarf2out_set_name): Declare.
12924 (dwarf2_debug_hooks): Add set_name.
12925 (find_AT_string): New.
12926 (add_AT_string): Call find_AT_string.
12927 (dwarf2out_set_name): New.
12928 * cp/decl.c (grokdeclarator): Call set_name.
12929 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12930 * debug.c (do_nothing_debug_hooks): Likewise.
12931 * dbxout.c (dbx_debug_hooks): Likewise.
12932 * sdbout.c (sdb_debug_hooks): Likewise.
12934 2009-04-15 Michael Eager <eager@eagercon.com>
12936 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12937 reg for single-precision FPU.
12938 * config/rs6000/rs6000.md (movsi_internal1): Only for
12939 !TARGET_SINGLE_FPU.
12940 (movsi_internal1_single): New. Add pattern to move SI values to/from
12941 single-precision FP regs.
12943 2009-04-15 Richard Guenther <rguenther@suse.de>
12945 * omp-low.c (lower_rec_input_clauses): Build correct address
12947 (expand_omp_for_generic): Fix multiplication type.
12948 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12949 (generate_memset_zero): Fix types.
12950 * tree-profile.c (prepare_instrumented_value): Correctly
12953 2009-04-15 Ian Lance Taylor <iant@google.com>
12955 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12956 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12957 for -Wall and for -Wc++-compat.
12958 (c_common_post_options): For C++, set warn_enum_compare if not
12960 * c-tree.h (struct c_expr): Add field original_type.
12961 (build_external_ref): Update declaration.
12962 * c-parser.c (c_parser_braced_init): Set original_type.
12963 (c_parser_initelt): Likewise.
12964 (c_parser_expr_no_commas): Likewise.
12965 (c_parser_conditional_expression): Likewise.
12966 (c_parser_cast_expression): Likewise.
12967 (c_parser_unary_expression): Likewise. Pull setting of
12968 original_code to top of function.
12969 (c_parser_sizeof_expression): Set original_type.
12970 (c_parser_alignof_expression): Likewise.
12971 (c_parser_postfix_expression): Likewise. Pull setting of
12972 original_code to top of function.
12973 (c_parser_postfix_expression_after_paren_type): Set original_type.
12974 (c_parser_postfix_expression_after_primary): Likewise.
12975 (c_parser_expression): Likewise.
12976 * c-typeck.c (build_external_ref): Add type parameter. Change all
12978 (c_expr_sizeof_expr): Set original_type field.
12979 (parser_build_unary_op): Likewise.
12980 (parser_build_binary_op): Likewise. Optionally warn about
12981 comparisons of enums of different types.
12982 (digest_init): Set original_type field.
12983 (really_start_incremental_init): Likewise.
12984 (push_init_level, pop_init_level): Likewise.
12985 * doc/invoke.texi (Warning Options): -Wenum-compare now
12988 2009-04-15 Richard Guenther <rguenther@suse.de>
12990 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12991 out a necessary conversion.
12992 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12993 names we didn't value number.
12994 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12996 2009-04-15 Richard Guenther <rguenther@suse.de>
12998 PR tree-optimization/39764
12999 * tree-ssa-ccp.c (get_value): Canonicalize value with
13000 canonicalize_float_value.
13002 2009-04-15 Jan Hubicka <jh@suse.cz>
13004 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
13005 Wrong version of patch.
13007 2009-04-15 Jan Hubicka <jh@suse.cz>
13009 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
13011 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
13013 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
13014 our distinct integral and vector types.
13016 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
13018 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
13019 * init.c (build_vtbl_address): Remove call to assemble_external.
13021 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
13023 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
13024 output for other floating point modes.
13026 2009-04-14 Diego Novillo <dnovillo@google.com>
13028 * diagnostic.c (diagnostic_report_diagnostic): Do not
13029 warn about loaded plugins for DK_ERROR and DK_WARNING.
13030 * c-decl.c (declspecs_add_type): Move call to
13031 invoke_plugin_callbacks ...
13032 * c-parser.c (c_parser_declspecs): ... here.
13033 * plugin.c (dump_active_plugins): Tidy output.
13035 2009-04-14 Diego Novillo <dnovillo@google.com>
13036 Le-Chun Wu <lcwu@google.com>
13038 * configure.ac: Add --enable-plugin support.
13039 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
13040 * Makefile.in (PLUGIN_H): Define.
13041 Export ENABLE_PLUGIN and GMPINC to site.exp.
13042 Add PLUGINLIBS to link command.
13043 Add/modify dependencies for plugin.o and files including plugin.h.
13045 * config.in: Regenerate.
13047 * opts.c (common_handle_option): Handle OPT_fplugin_ and
13050 2009-04-14 Le-Chun Wu <lcwu@google.com>
13052 * tree-pass.h (register_one_dump_file): Add a prototype for
13053 register_one_dump_file.
13054 * toplev.c (compile_file): Call initialize_plugins.
13055 (do_compile): Call invoke_plugin_callbacks.
13056 (toplev_main): Call invoke_plugin_callbacks.
13057 * common.opt: Add -fplugin= and -fplugin-arg-.
13058 * gcc-plugin.h: New public header file for plugins to include.
13059 * plugin.c: New source file.
13060 * plugin.h: New internal header file.
13061 * passes.c (register_one_dump_file): Make it external.
13063 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
13065 2009-04-14 Diego Novillo <dnovillo@google.com>
13067 * doc/plugins.texi: New.
13068 * doc/gccint.texi: Add reference to Plugins chapter.
13069 * doc/invoke.texi: Document -fplugin and -fplugin-arg
13070 * diagnostic.c (diagnostic_report_diagnostic): Warn about
13071 loaded plugins, if any.
13072 * timevar.def (TV_PLUGIN_INIT): Define.
13073 (TV_PLUGIN_RUN): Define.
13074 * plugin.c: Include timevar.h
13075 (plugins_active_p): New.
13076 (dump_active_plugins): New.
13077 (debug_active_plugins): New.
13079 2009-04-14 Joseph Myers <joseph@codesourcery.com>
13081 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
13083 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
13085 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
13087 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
13088 the same as a minus without a shift.
13090 2009-04-14 Nick Clifton <nickc@redhat.com>
13092 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
13093 comparisons with small integers will always produce a short
13096 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
13099 2008-12-19 Diego Novillo <dnovillo@google.com>
13101 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
13103 2009-04-14 Richard Guenther <rguenther@suse.de>
13105 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
13107 (verify_gimple_assign_binary): Likewise. Handle shifts and
13109 (verify_gimple_phi): Print the mismatched argument position.
13110 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
13112 (vect_update_init_of_dr): Likewise.
13113 * matrix-reorg.c (transform_access_sites): Do what the
13115 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
13117 2009-04-13 Michael Eager <eager@eagercon.com>
13119 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
13120 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
13121 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
13122 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
13123 remove duplicate config
13125 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13127 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
13128 file_name:line_number type locator of the call site.
13130 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
13132 * genautomata.c: Put blank after comma.
13133 (automaton_decls): New.
13134 (struct unit_usage): Add comments to member next.
13135 (store_alt_unit_usage): Keep the list ordered.
13136 (unit_present_on_list_p, equal_alternatives_p): New.
13137 (check_regexp_units_distribution): Check units distribution
13138 correctness correctly.
13139 (main): Don't write automata if error is found. Return correct
13142 * config/m68k/cf.md (cfv4_ds): Remove.
13143 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
13144 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
13146 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
13147 power4-load-ext, power4-store, power4-store-update,
13148 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
13149 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
13150 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
13151 power4-sqrt, power4-isync): Modify reservation to make correct
13152 unit distribution to automata.
13154 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
13155 power5-store-update, power5-two, power5-three, power5-lmul,
13156 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
13158 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
13160 * except.c (pass_set_nothrow_function_flags): Set name and add
13162 (set_nothrow_function_flags): Mention in the dump file when
13163 changing a function to nothrow.
13165 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
13168 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
13169 instead of unsigned long.
13171 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13173 * config/arm/arm.c (return_used_this_function): Remove.
13174 (arm_output_function_prologue): Remove use of
13175 return_used_this_function.
13176 (output_return_instruction): Replace use of
13177 return_used_this_function
13178 by cfun->machine->return_used_this_function.
13179 (arm_output_epilogue): Likewise.
13180 (arm_output_function_epilogue): Likewise.
13181 (thumb_unexpanded_epilogue): Likewise.
13182 * config/arm/arm.h (struct machine_function):
13183 New member return_used_this_function.
13185 2009-04-12 Mark Mitchell <mark@codesourcery.com>
13187 * doc/install.texi: Correct description of default directory for
13188 --with-gxx-include-dir.
13190 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
13192 * fold-const.c (build_range_check): Properly deal with enumeral and
13193 boolean base types.
13195 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
13197 * doc/invoke.texi (max_gcse_passes): Remove documentation.
13198 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
13199 * params.h (MAX_GCSE_PASSES): Remove.
13200 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
13201 in sequence. Remove ability to run multiple passes.
13202 (bypass_jumps): Report run as third CPROP pass.
13204 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
13206 PR middle-end/39651
13207 * except.c (can_throw_external): Look at each insn in a SEQUENCE
13208 when deciding whether the whole SEQUENCE can throw.
13210 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
13213 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
13214 offseted label references.
13216 2009-04-11 Jan Hubicka <jh@suse.cz>
13218 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
13220 2009-04-11 Richard Guenther <rguenther@suse.de>
13222 PR middle-end/39732
13223 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
13224 return variables as TREE_ADDRESSABLE.
13226 2009-04-11 Richard Guenther <rguenther@suse.de>
13228 PR tree-optimization/39713
13229 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
13230 reference trees have SSA_NAME operands.
13232 2009-04-11 Richard Guenther <rguenther@suse.de>
13235 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
13236 address expressions.
13238 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
13240 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
13241 match changes in Cygwin 1.7
13242 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
13243 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
13245 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13247 PR tree-optimization/39701
13248 * doc/invoke.texi (Optimization Options): Document change in
13249 meaning and initialization of -fdelete-null-pointer-checks.
13251 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13253 PR middle-end/39701
13254 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
13256 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
13259 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
13261 2009-04-10 Chao-ying Fu <fu@mips.com>
13263 * doc/tm.texi (Instruction Output): Document
13264 TARGET_ASM_FINAL_POSTSCAN_INSN.
13265 * target.h (final_postscan_insn): New field in asm_out.
13266 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13267 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
13268 * final.c (final_scan_insn): Call
13269 targetm.asm_out.final_postscan_insn after outputting
13270 an asm macro and a normal instruction.
13272 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
13273 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
13274 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
13275 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
13276 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13278 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13280 PR middle-end/39701
13281 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
13282 variables as non-NULL even with -fdelete-null-pointer-checks.
13284 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13286 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
13288 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
13291 * config/i386/i386.c (classify_argument): Handle SCmode with
13292 (bit_offset % 64) != 0.
13294 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
13296 * doc/invoke.texi (Optimize Options): Add cross-reference to
13297 -Q --help=optimizers examples.
13299 2009-04-10 Ben Elliston <bje@au.ibm.com>
13302 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
13303 regalign for the reg == fpr and TDmode case.
13305 2009-04-09 David Ayers <ayers@fsfe.org>
13308 * objc/objc-act.c (warn_with_method): Remove helper function.
13309 (check_duplicates): Call warning and inform directly.
13310 (really_start_method): Likewise.
13312 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13314 * expmed.c (expand_divmod): Always use a comparison for a division
13315 by a large unsigned integer.
13317 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
13318 for things others than variables or functions as nonzero.
13320 2009-04-09 Nick Clifton <nickc@redhat.com>
13322 * unwind-compat.c: Change copyright header to refer to version
13323 3 of the GNU General Public License with version 3.1 of the
13324 GCC Runtime Library Exception and to point readers at the
13325 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
13326 * config/alpha/crtfastmath.c: Likewise.
13327 * config/alpha/linux-unwind.h: Likewise.
13328 * config/alpha/qrnnd.asm: Likewise.
13329 * config/alpha/vms-crt0-64.c: Likewise.
13330 * config/alpha/vms-crt0.c: Likewise.
13331 * config/alpha/vms-dwarf2.asm: Likewise.
13332 * config/alpha/vms-dwarf2eh.asm: Likewise.
13333 * config/alpha/vms-psxcrt0-64.c: Likewise.
13334 * config/alpha/vms-psxcrt0.c: Likewise.
13335 * config/alpha/vms_tramp.asm: Likewise.
13336 * config/arc/initfini.c: Likewise.
13337 * config/arc/lib1funcs.asm: Likewise.
13338 * config/arm/bpabi-v6m.S: Likewise.
13339 * config/arm/bpabi.S: Likewise.
13340 * config/arm/bpabi.c: Likewise.
13341 * config/arm/crti.asm: Likewise.
13342 * config/arm/crtn.asm: Likewise.
13343 * config/arm/ieee754-df.S: Likewise.
13344 * config/arm/ieee754-sf.S: Likewise.
13345 * config/arm/lib1funcs.asm: Likewise.
13346 * config/arm/libunwind.S: Likewise.
13347 * config/arm/linux-atomic.c: Likewise.
13348 * config/arm/mmintrin.h: Likewise.
13349 * config/arm/pr-support.c: Likewise.
13350 * config/arm/unaligned-funcs.c: Likewise.
13351 * config/arm/unwind-arm.c: Likewise.
13352 * config/arm/unwind-arm.h: Likewise.
13353 * config/avr/libgcc.S: Likewise.
13354 * config/bfin/crti.s: Likewise.
13355 * config/bfin/crtlibid.s: Likewise.
13356 * config/bfin/crtn.s: Likewise.
13357 * config/bfin/lib1funcs.asm: Likewise.
13358 * config/bfin/linux-unwind.h: Likewise.
13359 * config/cris/arit.c: Likewise.
13360 * config/cris/cris_abi_symbol.c: Likewise.
13361 * config/darwin-64.c: Likewise.
13362 * config/darwin-crt2.c: Likewise.
13363 * config/darwin-crt3.c: Likewise.
13364 * config/darwin.h: Likewise.
13365 * config/dbxelf.h: Likewise.
13366 * config/dfp-bit.c: Likewise.
13367 * config/dfp-bit.h: Likewise.
13368 * config/elfos.h: Likewise.
13369 * config/fixed-bit.c: Likewise.
13370 * config/fixed-bit.h: Likewise.
13371 * config/fp-bit.c: Likewise.
13372 * config/fp-bit.h: Likewise.
13373 * config/fr30/crti.asm: Likewise.
13374 * config/fr30/crtn.asm: Likewise.
13375 * config/fr30/lib1funcs.asm: Likewise.
13376 * config/freebsd-spec.h: Likewise.
13377 * config/frv/cmovd.c: Likewise.
13378 * config/frv/cmovh.c: Likewise.
13379 * config/frv/cmovw.c: Likewise.
13380 * config/frv/frvbegin.c: Likewise.
13381 * config/frv/frvend.c: Likewise.
13382 * config/frv/lib1funcs.asm: Likewise.
13383 * config/glibc-stdint.h: Likewise.
13384 * config/h8300/clzhi2.c: Likewise.
13385 * config/h8300/crti.asm: Likewise.
13386 * config/h8300/crtn.asm: Likewise.
13387 * config/h8300/ctzhi2.c: Likewise.
13388 * config/h8300/fixunssfsi.c: Likewise.
13389 * config/h8300/lib1funcs.asm: Likewise.
13390 * config/h8300/parityhi2.c: Likewise.
13391 * config/h8300/popcounthi2.c: Likewise.
13392 * config/i386/ammintrin.h: Likewise.
13393 * config/i386/att.h: Likewise.
13394 * config/i386/avxintrin.h: Likewise.
13395 * config/i386/biarch64.h: Likewise.
13396 * config/i386/bmmintrin.h: Likewise.
13397 * config/i386/cpuid.h: Likewise.
13398 * config/i386/cross-stdarg.h: Likewise.
13399 * config/i386/crtfastmath.c: Likewise.
13400 * config/i386/crtprec.c: Likewise.
13401 * config/i386/cygming-crtbegin.c: Likewise.
13402 * config/i386/cygming-crtend.c: Likewise.
13403 * config/i386/cygwin.asm: Likewise.
13404 * config/i386/emmintrin.h: Likewise.
13405 * config/i386/gmm_malloc.h: Likewise.
13406 * config/i386/gthr-win32.c: Likewise.
13407 * config/i386/i386.h: Likewise.
13408 * config/i386/immintrin.h: Likewise.
13409 * config/i386/linux-unwind.h: Likewise.
13410 * config/i386/linux64.h: Likewise.
13411 * config/i386/mm3dnow.h: Likewise.
13412 * config/i386/mmintrin-common.h: Likewise.
13413 * config/i386/mmintrin.h: Likewise.
13414 * config/i386/nmmintrin.h: Likewise.
13415 * config/i386/pmm_malloc.h: Likewise.
13416 * config/i386/pmmintrin.h: Likewise.
13417 * config/i386/smmintrin.h: Likewise.
13418 * config/i386/sol2-c1.asm: Likewise.
13419 * config/i386/sol2-ci.asm: Likewise.
13420 * config/i386/sol2-cn.asm: Likewise.
13421 * config/i386/sol2-gc1.asm: Likewise.
13422 * config/i386/tmmintrin.h: Likewise.
13423 * config/i386/unix.h: Likewise.
13424 * config/i386/w32-unwind.h: Likewise.
13425 * config/i386/wmmintrin.h: Likewise.
13426 * config/i386/x86-64.h: Likewise.
13427 * config/i386/x86intrin.h: Likewise.
13428 * config/i386/xmmintrin.h: Likewise.
13429 * config/ia64/crtbegin.asm: Likewise.
13430 * config/ia64/crtend.asm: Likewise.
13431 * config/ia64/crtfastmath.c: Likewise.
13432 * config/ia64/crti.asm: Likewise.
13433 * config/ia64/crtn.asm: Likewise.
13434 * config/ia64/fde-glibc.c: Likewise.
13435 * config/ia64/lib1funcs.asm: Likewise.
13436 * config/ia64/linux-unwind.h: Likewise.
13437 * config/ia64/quadlib.c: Likewise.
13438 * config/ia64/unwind-ia64.c: Likewise.
13439 * config/linux.h: Likewise.
13440 * config/m32c/m32c-lib1.S: Likewise.
13441 * config/m32c/m32c-lib2-trapv.c: Likewise.
13442 * config/m32c/m32c-lib2.c: Likewise.
13443 * config/m32r/initfini.c: Likewise.
13444 * config/m68hc11/larith.asm: Likewise.
13445 * config/m68hc11/m68hc11-crt0.S: Likewise.
13446 * config/m68k/cf.md: Likewise.
13447 * config/m68k/crti.s: Likewise.
13448 * config/m68k/crtn.s: Likewise.
13449 * config/m68k/lb1sf68.asm: Likewise.
13450 * config/m68k/linux-unwind.h: Likewise.
13451 * config/mcore/crti.asm: Likewise.
13452 * config/mcore/crtn.asm: Likewise.
13453 * config/mcore/lib1.asm: Likewise.
13454 * config/mips/linux-unwind.h: Likewise.
13455 * config/mips/loongson.h: Likewise.
13456 * config/mips/mips16.S: Likewise.
13457 * config/mmix/crti.asm: Likewise.
13458 * config/mmix/crtn.asm: Likewise.
13459 * config/pa/fptr.c: Likewise.
13460 * config/pa/hpux-unwind.h: Likewise.
13461 * config/pa/lib2funcs.asm: Likewise.
13462 * config/pa/linux-atomic.c: Likewise.
13463 * config/pa/linux-unwind.h: Likewise.
13464 * config/pa/milli64.S: Likewise.
13465 * config/pa/quadlib.c: Likewise.
13466 * config/pa/stublib.c: Likewise.
13467 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13468 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13469 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13470 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13471 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13472 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13473 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13474 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13475 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13476 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13477 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13478 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13479 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13480 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13481 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13482 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13483 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13484 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13485 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13486 * config/rs6000/750cl.h: Likewise.
13487 * config/rs6000/altivec.h: Likewise.
13488 * config/rs6000/biarch64.h: Likewise.
13489 * config/rs6000/crtresfpr.asm: Likewise.
13490 * config/rs6000/crtresgpr.asm: Likewise.
13491 * config/rs6000/crtresxfpr.asm: Likewise.
13492 * config/rs6000/crtresxgpr.asm: Likewise.
13493 * config/rs6000/crtsavfpr.asm: Likewise.
13494 * config/rs6000/crtsavgpr.asm: Likewise.
13495 * config/rs6000/darwin-asm.h: Likewise.
13496 * config/rs6000/darwin-fallback.c: Likewise.
13497 * config/rs6000/darwin-fpsave.asm: Likewise.
13498 * config/rs6000/darwin-ldouble.c: Likewise.
13499 * config/rs6000/darwin-tramp.asm: Likewise.
13500 * config/rs6000/darwin-unwind.h: Likewise.
13501 * config/rs6000/darwin-vecsave.asm: Likewise.
13502 * config/rs6000/darwin-world.asm: Likewise.
13503 * config/rs6000/e500crtres32gpr.asm: Likewise.
13504 * config/rs6000/e500crtres64gpr.asm: Likewise.
13505 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13506 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13507 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13508 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13509 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13510 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13511 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13512 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13513 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13514 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13515 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13516 * config/rs6000/eabi-ci.asm: Likewise.
13517 * config/rs6000/eabi-cn.asm: Likewise.
13518 * config/rs6000/eabi.asm: Likewise.
13519 * config/rs6000/linux-unwind.h: Likewise.
13520 * config/rs6000/linux64.h: Likewise.
13521 * config/rs6000/paired.h: Likewise.
13522 * config/rs6000/paired.md: Likewise.
13523 * config/rs6000/ppc64-fp.c: Likewise.
13524 * config/rs6000/ppu_intrinsics.h: Likewise.
13525 * config/rs6000/rs6000.h: Likewise.
13526 * config/rs6000/si2vmx.h: Likewise.
13527 * config/rs6000/sol-ci.asm: Likewise.
13528 * config/rs6000/sol-cn.asm: Likewise.
13529 * config/rs6000/spe.h: Likewise.
13530 * config/rs6000/spu2vmx.h: Likewise.
13531 * config/rs6000/sysv4.h: Likewise.
13532 * config/rs6000/tramp.asm: Likewise.
13533 * config/rs6000/vec_types.h: Likewise.
13534 * config/s390/linux-unwind.h: Likewise.
13535 * config/s390/tpf-unwind.h: Likewise.
13536 * config/score/crti.asm: Likewise.
13537 * config/score/crtn.asm: Likewise.
13538 * config/sh/crt1.asm: Likewise.
13539 * config/sh/crti.asm: Likewise.
13540 * config/sh/crtn.asm: Likewise.
13541 * config/sh/divtab-sh4-300.c: Likewise.
13542 * config/sh/divtab-sh4.c: Likewise.
13543 * config/sh/divtab.c: Likewise.
13544 * config/sh/lib1funcs-4-300.asm: Likewise.
13545 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13546 * config/sh/lib1funcs.asm: Likewise.
13547 * config/sh/lib1funcs.h: Likewise.
13548 * config/sh/linux-atomic.asm: Likewise.
13549 * config/sh/linux-unwind.h: Likewise.
13550 * config/sh/shmedia.h: Likewise.
13551 * config/sh/sshmedia.h: Likewise.
13552 * config/sh/ushmedia.h: Likewise.
13553 * config/sparc/crtfastmath.c: Likewise.
13554 * config/sparc/linux-unwind.h: Likewise.
13555 * config/sparc/sol2-c1.asm: Likewise.
13556 * config/sparc/sol2-ci.asm: Likewise.
13557 * config/sparc/sol2-cn.asm: Likewise.
13558 * config/spu/divmodti4.c: Likewise.
13559 * config/spu/divv2df3.c: Likewise.
13560 * config/spu/float_disf.c: Likewise.
13561 * config/spu/float_unsdidf.c: Likewise.
13562 * config/spu/float_unsdisf.c: Likewise.
13563 * config/spu/float_unssidf.c: Likewise.
13564 * config/spu/mfc_multi_tag_release.c: Likewise.
13565 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13566 * config/spu/mfc_tag_release.c: Likewise.
13567 * config/spu/mfc_tag_reserve.c: Likewise.
13568 * config/spu/mfc_tag_table.c: Likewise.
13569 * config/spu/multi3.c: Likewise.
13570 * config/spu/spu_internals.h: Likewise.
13571 * config/spu/spu_intrinsics.h: Likewise.
13572 * config/spu/spu_mfcio.h: Likewise.
13573 * config/spu/vec_types.h: Likewise.
13574 * config/spu/vmx2spu.h: Likewise.
13575 * config/stormy16/stormy16-lib2.c: Likewise.
13576 * config/svr4.h: Likewise.
13577 * config/sync.c: Likewise.
13578 * config/v850/lib1funcs.asm: Likewise.
13579 * config/vxlib-tls.c: Likewise.
13580 * config/vxlib.c: Likewise.
13581 * config/vxworks-dummy.h: Likewise.
13582 * config/xtensa/crti.asm: Likewise.
13583 * config/xtensa/crtn.asm: Likewise.
13584 * config/xtensa/ieee754-df.S: Likewise.
13585 * config/xtensa/ieee754-sf.S: Likewise.
13586 * config/xtensa/lib1funcs.asm: Likewise.
13587 * config/xtensa/lib2funcs.S: Likewise.
13588 * config/xtensa/linux-unwind.h: Likewise.
13589 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13590 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13591 * coretypes.h: Likewise.
13592 * crtstuff.c: Likewise.
13593 * defaults.h: Likewise.
13594 * dwarf2.h: Likewise.
13595 * emutls.c: Likewise.
13596 * gbl-ctors.h: Likewise.
13597 * gcov-io.h: Likewise.
13598 * ginclude/float.h: Likewise.
13599 * ginclude/iso646.h: Likewise.
13600 * ginclude/stdarg.h: Likewise.
13601 * ginclude/stdbool.h: Likewise.
13602 * ginclude/stddef.h: Likewise.
13603 * ginclude/stdfix.h: Likewise.
13604 * ginclude/stdint-gcc.h: Likewise.
13605 * ginclude/tgmath.h: Likewise.
13606 * gthr-aix.h: Likewise.
13607 * gthr-dce.h: Likewise.
13608 * gthr-gnat.c: Likewise.
13609 * gthr-gnat.h: Likewise.
13610 * gthr-lynx.h: Likewise.
13611 * gthr-mipssde.h: Likewise.
13612 * gthr-nks.h: Likewise.
13613 * gthr-posix.c: Likewise.
13614 * gthr-posix.h: Likewise.
13615 * gthr-posix95.h: Likewise.
13616 * gthr-rtems.h: Likewise.
13617 * gthr-single.h: Likewise.
13618 * gthr-solaris.h: Likewise.
13619 * gthr-tpf.h: Likewise.
13620 * gthr-vxworks.h: Likewise.
13621 * gthr-win32.h: Likewise.
13622 * gthr.h: Likewise.
13623 * libgcc2.c: Likewise.
13624 * libgcc2.h: Likewise.
13625 * libgcov.c: Likewise.
13626 * tsystem.h: Likewise.
13627 * typeclass.h: Likewise.
13628 * unwind-c.c: Likewise.
13629 * unwind-compat.h: Likewise.
13630 * unwind-dw2-fde-compat.c: Likewise.
13631 * unwind-dw2-fde-darwin.c: Likewise.
13632 * unwind-dw2-fde-glibc.c: Likewise.
13633 * unwind-dw2-fde.c: Likewise.
13634 * unwind-dw2-fde.h: Likewise.
13635 * unwind-dw2.c: Likewise.
13636 * unwind-dw2.h: Likewise.
13637 * unwind-generic.h: Likewise.
13638 * unwind-pe.h: Likewise.
13639 * unwind-sjlj.c: Likewise.
13640 * unwind.inc: Likewise.
13641 * config/arm/neon-gen.ml: Change generated copyright header to
13642 refer to version 3 of the GNU General Public License with
13643 version 3.1 of the GCC Runtime Library Exception and to point
13644 readers at the COPYING3 and COPYING3.RUNTIME files and the
13645 FSF's license web page.
13646 * config/arm/arm_neon.h: Regenerate.
13648 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13650 * config/cris/cris.md: Change copyright header to refer to version
13651 3 of the GNU General Public License.
13652 * doc/install.texi2html: Change copyright header to refer to version
13653 3 of the GNU General Public License and to point readers at the
13654 COPYING3 file and the FSF's license web page.
13655 * config/vax/linux.h: Likewise.
13657 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13659 * config/i386/i386.md (cmpcc): New.
13660 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13661 (sync_compare_and_swap_cc*): Delete.
13663 * config/s390/s390.c (s390_compare_emitted): Remove.
13664 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13665 s390_compare_emitted used to be handled. Assert that modes match.
13666 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13667 refer to sync_compare_and_swap_ccsi.
13668 * config/s390/s390.h (s390_compare_emitted): Remove.
13669 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13670 instead of s390_compare_emitted.
13671 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13672 instead of s390_compare_emitted.
13673 * config/s390/s390.md (cmpcc): New.
13674 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13675 CC_REGNUM, do not pretend it's set.
13676 (sync_compare_and_swap_cc*): Delete.
13677 * config/s390/predicates.md (cc_reg_operand): New.
13679 * expr.c (sync_compare_and_swap_cc): Delete.
13680 * optabs.h (sync_compare_and_swap_cc): Delete.
13681 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13682 is being used with can_compare_p.
13683 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13684 (find_cc_set): New.
13685 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13686 look for a MODE_CC set instead. Use emit_store_flag.
13687 (expand_compare_and_swap_loop): Likewise, with some additional
13688 complication to avoid a force_reg when useless. Use
13689 emit_cmp_and_jump_insns.
13690 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13691 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13692 sync_compare_and_swap documentation.
13694 2009-04-09 Jan Hubicka <jh@suse.cz>
13696 * except.c (find_prev_try): Break out from ....
13697 (duplicate_eh_regions): ... here; properly update prev_try pointers
13698 when duplication part of tree.
13699 (dump_eh_tree): Improve dumping.
13700 (verify_eh_region): New.
13701 (verify_eh_tree): Use it.
13703 2009-04-06 Richard Guenther <rguenther@suse.de>
13705 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13706 &ARRAY addresses by adjusting their types and prepending
13708 * tree-cfg.c (verify_gimple_assign_single): Verify that
13709 addresses are correct.
13711 2009-04-09 Richard Guenther <rguenther@suse.de>
13713 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13714 indices into an array reference if possible.
13715 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13716 Fold POINTER_PLUS_EXPR statements with invariant address.
13718 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13721 * config.gcc (powerpc64-*-linux*): Always build biarch.
13723 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13726 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13727 it and pedwarn if this results in an INTEGER_CST.
13729 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13731 * doc/install.texi: Update minimum GMP version. Remove obsolete
13732 text in MPFR section.
13734 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13736 * dwarf2out.c (class_scope_p): New static inline.
13737 (class_or_namespace_scope_p): Use it.
13738 (gen_variable_die): Use DW_TAG_member tag for static data member
13739 declarations instead of DW_TAG_variable.
13741 PR middle-end/39573
13742 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13745 2009-04-08 Richard Guenther <rguenther@suse.de>
13747 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13748 valueize random data.
13750 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13752 * config.gcc (aix tm_file): Add aix-stdint.h.
13753 (aix tm clause use_gcc_stdint): Set to wrap.
13754 * config/rs6000/aix-stdint.h: New file.
13756 2009-04-08 Richard Guenther <rguenther@suse.de>
13758 PR middle-end/36291
13759 * tree-dfa.c (add_referenced_var): Do not recurse into
13760 global initializers.
13761 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13763 (fold_const_aggregate_ref): Likewise.
13765 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13767 * recog.c (ordered_comparison_operator): New.
13768 * gensupport.c (std_preds): Add it.
13769 * doc/md.texi (Machine-Independent Predicates): Document it.
13771 2009-04-08 Jan Hubicka <jh@suse.cz>
13773 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13774 * function.h (rtl_eh): Remove exception_handler_label_map.
13775 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13776 remove_exception_handler_label, for_each_eh_label_1): Remove.
13777 (rtl_remove_unreachable_regions): Remove.
13778 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13779 (find_exception_handler_labels): Don't build the hashtable.
13780 (maybe_remove_eh_handler): Remove.
13781 (for_each_eh_label): Rewrite to walk the tree.
13782 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13783 * except.h (maybe_remove_eh_handler): Remove.
13784 * passes.c (init_optimization_passes): Schedule second EH cleanup
13786 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13787 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13789 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13791 * genoutput.c (validate_optab_operands): New.
13792 (gen_insn, gen_expand): Call it.
13794 * genflags.c (gen_insn): Detect misused iterators.
13795 (main): Pass line_no to gen_insn, exit with status 1 on error.
13797 * genextract.c (line_no): Make global.
13798 (VEC_safe_set_locstr): Change assertion to error message.
13799 (main): Exit with status 1 on error.
13801 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13805 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13806 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13807 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13808 * c-convert.c (convert): Do not call fold on results of conversion
13809 functions when the result is a C_MAYBE_CONST_EXPR.
13810 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13811 of __builtin_choose_expr.
13812 * c-typeck.c (remove_c_maybe_const_expr): New.
13813 (build_unary_op, build_conditional_expr, build_compound_expr,
13814 build_binary_op, c_objc_common_truthvalue_conversion): Call
13815 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13818 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13820 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13821 CODE to produce a new one. Add a prototype to use fold_convert_const
13823 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13826 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13827 mix declarations and code.
13829 2009-04-08 Ben Elliston <bje@au.ibm.com>
13831 * gcc.c: Replace `CC' with `GCC' throughout.
13833 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13835 * doc/invoke.texi: Document Atom support.
13837 2009-04-07 Jason Merrill <jason@redhat.com>
13840 * c-common.h, c-common.c: Add flag_pretty_templates.
13841 * c-opts.c (c_common_handle_option): Set it.
13842 * c.opt: Add -fno-pretty-templates.
13843 * doc/invoke.texi (C++ Dialect Options): Likewise.
13845 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13847 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13848 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13849 (ia64_expand_builtin): Likewise.
13851 2009-04-07 Martin Jambor <mjambor@suse.cz>
13853 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13854 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13855 ADDR_EXPRS are include too.
13857 2009-04-07 Richard Guenther <rguenther@suse.de>
13859 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13860 decls are only used if passes as parameters or if they are
13861 local statics and the call is not to a builtin.
13862 (call_may_clobber_ref_p_1): Likewise.
13864 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13866 * expr.c (do_store_flag): Remove last argument. Simplify code
13867 to avoid duplication of tests already done by can_compare_p.
13868 (expand_expr_real_1): Adjust caller.
13870 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13872 * optabs.c (can_compare_p): Test the predicate of a
13873 cbranch and cstore pattern.
13875 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13877 * expr.c (convert_move): Use emit_store_flag instead of
13880 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13882 * config/i386/i386.c (ix86_compare_emitted): Remove.
13883 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13884 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13885 * config/i386/i386.h (ix86_compare_emitted): Remove.
13886 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13887 instead of ix86_compare_emitted.
13888 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13890 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13892 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13893 Add t-sysroot-suffix to tmake_file.
13894 * config/print-sysroot-suffix.sh: New file.
13895 * config/t-sysroot-suffix: New file.
13897 2009-04-07 Ben Elliston <bje@au.ibm.com>
13899 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13900 as the latter produces a warning when the target does not support
13903 2009-04-07 Ben Elliston <bje@au.ibm.com>
13905 * dfp.c: Replace type punning assignments with memcpy throughout.
13906 * Makefile.in (dfp.o-warn): Remove.
13908 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13911 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13912 Include soft-fp/t-softfp after rs6000/t-linux64.
13914 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13916 * stor-layout.c (set_sizetype): Use the full precision of their
13917 machine mode for bitsize types.
13919 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13921 * config/i386/i386.md: Revert 2 accidental checkins.
13923 2009-04-06 Joey Ye <joey.ye@intel.com>
13924 Xuepeng Guo <xuepeng.guo@intel.com>
13925 H.J. Lu <hongjiu.lu@intel.com>
13927 Atom pipeline model, tuning and insn selection.
13928 * config.gcc (atom): Add atom config options and target.
13930 * config/i386/atom.md: New.
13932 * config/i386/i386.c (atom_cost): New cost.
13933 (m_ATOM): New macro flag.
13934 (initial_ix86_tune_features): Set m_ATOM.
13935 (x86_accumulate_outgoing_args): Likewise.
13936 (x86_arch_always_fancy_math_387): Likewise.
13937 (processor_target): Add Atom cost.
13938 (cpu_names): Add Atom cpu name.
13939 (override_options): Set Atom ISA.
13940 (ix86_issue_rate): New case PROCESSOR_ATOM.
13941 (ix86_adjust_cost): Likewise.
13943 * config/i386/i386.h (TARGET_ATOM): New target macro.
13944 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13945 (TARGET_OPT_AGU): New target option.
13946 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13947 (processor_type): Add PROCESSOR_ATOM.
13949 * config/i386/i386.md (cpu): Add new value "atom".
13950 (use_carry, movu): New attr.
13951 (atom.md): Include atom.md.
13952 (adddi3_carry_rex64): Set attr "use_carry".
13953 (addqi3_carry): Likewise.
13954 (addhi3_carry): Likewise.
13955 (addsi3_carry): Likewise.
13956 (*addsi3_carry_zext): Likewise.
13957 (subdi3_carry_rex64): Likewise.
13958 (subqi3_carry): Likewise.
13959 (subhi3_carry): Likewise.
13960 (subsi3_carry): Likewise.
13961 (x86_movdicc_0_m1_rex64): Likewise.
13962 (*x86_movdicc_0_m1_se): Likewise.
13963 (x86_movsicc_0_m1): Likewise.
13964 (*x86_movsicc_0_m1_se): Likewise.
13965 (*adddi_1_rex64): Emit add insn as much as possible.
13966 (*addsi_1): Likewise.
13967 (return_internal): Set atom_unit.
13968 (return_internal_long): Likewise.
13969 (return_pop_internal): Likewise.
13970 (*rcpsf2_sse): Set atom_sse_attr attr.
13971 (*qrt<mode>2_sse): Likewise.
13972 (*prefetch_sse): Likewise.
13974 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13976 (ix86_target_macros_internal): Likewise.
13978 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13979 (*prefetch_sse_rex): Likewise.
13980 (sse_rcpv4sf2): Likewise.
13981 (sse_vmrcpv4sf2): Likewise.
13982 (sse_sqrtv4sf2): Likewise.
13983 (<sse>_vmsqrt<mode>2): Likewise.
13984 (sse_ldmxcsr): Likewise.
13985 (sse_stmxcsr): Likewise.
13986 (*sse_sfence): Likewise.
13987 (sse2_clflush): Likewise.
13988 (*sse2_mfence): Likewise.
13989 (*sse2_lfence): Likewise.
13990 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13991 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13992 (avx_movdqu<avxmodesuffix>): Likewise.
13993 (avx_lddqu<avxmodesuffix>): Likewise.
13994 (sse2_movntv2di): Change attr "type" to "ssemov".
13995 (sse2_movntsi): Likewise.
13996 (rsqrtv8sf2): Change attr "type" to "sseadd".
13997 (sse3_addsubv2df3): Set attr "atom_unit".
13998 (sse3_h<plusminus_insn>v4sf3): Likewise.
13999 (*sse2_pmaddwd): Likewise.
14000 (*vec_extractv2di_1_rex64): Likewise.
14001 (*vec_extractv2di_1_avx): Likewise.
14002 (sse2_psadbw): Likewise.
14003 (ssse3_phaddwv8hi3): Likewise.
14004 (ssse3_phaddwv4hi3): Likewise.
14005 (ssse3_phadddv4si3): Likewise.
14006 (ssse3_phadddv2si3): Likewise.
14007 (ssse3_phaddswv8hi3): Likewise.
14008 (ssse3_phaddswv4hi3): Likewise.
14009 (ssse3_phsubwv8hi3): Likewise.
14010 (ssse3_phsubwv4hi3): Likewise.
14011 (ssse3_phsubdv4si3): Likewise.
14012 (ssse3_phsubdv2si3): Likewise.
14013 (ssse3_phsubswv8hi3): Likewise.
14014 (ssse3_phsubswv4hi3): Likewise.
14015 (ssse3_pmaddubsw128): Likewise.
14016 (sse3_pmaddubsw: Likewise.
14017 (ssse3_palignrti): Likewise.
14018 (ssse3_palignrdi): Likewise.
14020 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
14022 * doc/install.texi (Specific): Fix two cross-references to MinGW.
14024 2009-04-06 Richard Guenther <rguenther@suse.de>
14026 PR tree-optimization/28868
14027 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
14028 of which PHI results we inserted.
14029 (insert_into_preds_of_block): Record inserted PHIs.
14030 (eliminate): Eliminate redundant PHI nodes.
14031 (init_pre): Init inserted_phi_names.
14033 2009-04-06 Richard Guenther <rguenther@suse.de>
14035 PR tree-optimization/39643
14036 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
14037 IMAGPART_EXPRs of complex constants.
14038 (execute_fold_all_builtins): If we folded a call queue
14039 TODO_update_address_taken.
14041 2009-04-06 Jan Hubicka <jh@suse.cz>
14043 PR middle-end/39659
14044 * except.c (remove_unreachable_regions): Propagate may_contain_throw
14047 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
14049 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
14051 (ic_invalidate_array): Likewise.
14053 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
14055 * calls.c (emit_library_call_value_1): Fix a problem with parameter
14056 alignment for library calls.
14058 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
14060 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
14061 (mingw32 tm clause use_gcc_stdint): Set to wrap.
14062 * config/i386/mingw-stdint.h: New file.
14064 2009-04-05 Richard Guenther <rguenther@suse.de>
14066 PR tree-optimization/39648
14067 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
14068 our &A vs. &A[0] IL deficiencies.
14070 2009-04-04 Jan Hubicka <jh@suse.cz>
14072 * except.c (sjlj_find_directly_reachable_regions): Be ready for
14073 removed toplevel regions.
14074 (sjlj_mark_call_sites): Likewise.
14076 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
14078 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
14079 (cygwin tm clause use_gcc_stdint): Set to wrap.
14080 * config/i386/cygwin-stdint.h: New file.
14082 2009-04-04 Richard Guenther <rguenther@suse.de>
14084 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
14085 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
14086 single-argument PHIs if we are in loop-closed SSA form.
14087 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
14088 for the pre-condition.
14089 (slpeel_tree_peel_loop_to_edge): Likewise.
14090 (vect_build_loop_niters): Take an optional sequence to append stmts.
14091 (vect_generate_tmps_on_preheader): Likewise.
14092 (vect_do_peeling_for_loop_bound): Take extra guards for the
14094 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
14095 the cost model check.
14096 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
14097 guards if we are going to peel. Do not apply versioning in that case.
14098 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
14099 (vect_do_peeling_for_loop_bound): Likewise.
14100 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
14101 loop bound only record extra pre-conditions, do not apply loop
14104 2009-04-04 Richard Guenther <rguenther@suse.de>
14106 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
14109 2009-04-04 Jan Hubicka <jh@suse.cz>
14111 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14112 last_basic_block for size of bb->index indexed array.
14113 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
14114 compute_out, link_btr_uses, build_btr_def_use_webs,
14115 build_btr_def_use_webs, migrate_btr_defs): Likewise.
14117 2009-04-04 Jan Hubicka <jh@suse.cz>
14119 * except.c (remove_eh_handler_and_replace): Break out from ...
14120 (remove_eh_handler): ... here.
14121 (bring_to_root): New function.
14122 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
14123 handled ones, bring others to root of tree.
14125 2009-04-04 Jan Hubicka <jh@suse.cz>
14127 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
14128 (all_phis_safe_to_merge): New function.
14129 (update_info): New structure.
14130 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
14131 (cleanup_empty_eh): Update SSA if possible.
14133 2009-04-04 Richard Guenther <rguenther@suse.de>
14135 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
14136 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
14137 (append_vuse): Likewise.
14139 2009-04-04 Jakub Jelinek <jakub@redhat.com>
14141 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
14142 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
14143 instead of REG_UNSAVED for DW_CFA_undefined.
14144 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
14145 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
14148 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
14151 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
14152 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
14153 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
14155 2009-04-04 Richard Guenther <rguenther@suse.de>
14157 PR tree-optimization/8781
14158 PR tree-optimization/37892
14159 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
14160 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
14161 (valueize_refs): Call it for *& valueizations.
14162 (shared_reference_ops_from_ref): Rename to ...
14163 (valueize_shared_reference_ops_from_ref): ... this and valueize.
14164 (shared_reference_ops_from_call): Rename to ...
14165 (valueize_shared_reference_ops_from_call): ... this and valueize.
14166 (vn_reference_lookup): Update.
14167 (visit_reference_op_call): Likewise.
14168 * tree-ssa-pre.c (phi_translate_1): Fold *&.
14169 (eliminate): Value-replace the call address in call statements.
14171 2009-04-04 Richard Guenther <rguenther@suse.de>
14173 PR tree-optimization/39636
14174 * tree-ssa-forwprop.c
14175 (forward_propagate_addr_into_variable_array_index): Check for
14176 GIMPLE_ASSIGN before accessing the rhs code.
14178 2009-04-03 Jason Merrill <jason@redhat.com>
14180 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
14182 2009-04-03 Steve Ellcey <sje@cup.hp.com>
14184 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
14185 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
14186 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
14187 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
14188 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
14189 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
14190 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
14191 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
14192 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
14193 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
14194 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
14195 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
14196 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
14197 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
14198 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
14199 Use fr_reg_or_fp01_operand instead of fr_register_operand
14201 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
14202 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
14203 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
14205 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
14207 PR rtl-optimization/39607
14208 PR rtl-optimization/39631
14212 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14213 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14214 instead of DF_LR_OUT.
14215 * ira-lives.c (process_bb_node_lives): Ditto.
14216 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14217 instead of DF_LR_{OUT,IN}.
14218 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14219 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14221 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
14223 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
14224 (execute_lower_omp): Always run but take the short way out if -fopenmp
14226 (gate_lower_omp): Remove, forcing the pass manager to always run the
14227 pass and always set PROP_gimple_lomp.
14228 (pass_lower_omp): Remove gate function.
14229 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
14230 PROP_trees. Instead, require it.
14231 * ipa-cp.c (pass_ipa_cp): Likewise.
14232 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
14233 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
14234 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
14235 and PROP_gimple_leh.
14237 2009-04-03 Richard Guenther <rguenther@suse.de>
14239 PR middle-end/13146
14240 PR tree-optimization/23940
14241 PR tree-optimization/33237
14242 PR middle-end/33974
14243 PR middle-end/34093
14244 PR tree-optimization/36201
14245 PR tree-optimization/36230
14246 PR tree-optimization/38049
14247 PR tree-optimization/38207
14248 PR tree-optimization/38230
14249 PR tree-optimization/38301
14250 PR tree-optimization/38585
14251 PR middle-end/38895
14252 PR tree-optimization/38985
14253 PR tree-optimization/39299
14254 * tree-ssa-structalias.h: Remove.
14255 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
14256 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
14257 (struct vuse_element_d): Remove.
14258 (struct vuse_vec_d): Likewise.
14259 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
14260 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
14261 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
14262 VUSE_ELEMENT_VAR): Likewise.
14263 (struct voptype_d): Likewise.
14264 (NUM_VOP_FREE_BUCKETS): Likewise.
14265 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
14266 (struct stmt_operands_d): Remove.
14267 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
14268 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
14269 VDEF_NUM, VDEF_VECT): Likewise.
14270 (copy_virtual_operands): Remove.
14271 (operand_build_cmp): Likewise.
14272 (create_ssa_artificial_load_stmt): Likewise.
14273 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
14274 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
14275 vuse_index and mayuse_index members. Pack and move done and iter_type
14276 members to the front.
14277 (SSA_OP_VMAYUSE): Remove.
14278 (SSA_OP_VIRTUAL_USES): Adjust.
14279 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
14280 (unlink_stmt_vdef): Declare.
14281 (add_to_addressable_set): Remove.
14282 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
14283 (vrp_visit_stmt): Likewise.
14284 * doc/tree-ssa.texi (Alias analysis): Update.
14285 * doc/invoke.texi (max-aliased-vops): Remove docs.
14286 (avg-aliased-vops): Likewise.
14287 * tree-into-ssa.c (syms_to_rename): Remove.
14288 (need_to_update_vops_p): Likewise.
14289 (need_to_initialize_update_ssa_p): Rename to ...
14290 (update_ssa_initialized_fn): ... this. Track function we are
14292 (symbol_marked_for_renaming): Simplify.
14293 (add_new_name_mapping): Do not set need_to_update_vops_p.
14294 (dump_currdefs): Use SYMS_TO_RENAME.
14295 (rewrite_update_stmt): Always walk all uses/defs.
14296 (dump_update_ssa): Adjust.
14297 (init_update_ssa): Take function argument. Track what we are
14299 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
14300 (create_new_def_for): Initialize for cfun, assert we are initialized
14302 (mark_sym_for_renaming): Simplify.
14303 (mark_set_for_renaming): Do not initialize update-ssa.
14304 (need_ssa_update_p): Simplify. Take function argument.
14305 (name_mappings_registered_p): Assert we ask for the correct function.
14306 (name_registered_for_update_p): Likewise.
14307 (ssa_names_to_replace): Likewise.
14308 (release_ssa_name_after_update_ssa): Likewise.
14309 (update_ssa): Likewise. Use SYMS_TO_RENAME.
14310 (dump_decl_set): Do not print a newline.
14311 (debug_decl_set): Do it here.
14312 (dump_update_ssa): And here.
14313 * tree-ssa-loop-im.c (move_computations): Adjust.
14314 (movement_possibility): Likewise.
14315 (determine_max_movement): Likewise.
14316 (gather_mem_refs_stmt): Likewise.
14317 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
14318 or NAME_MEMORY_TAG.
14319 * tree-complex.c (update_all_vops): Remove.
14320 (expand_complex_move): Adjust.
14321 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
14322 Simplify test for memory referencing statement. Exclude
14323 non-invariant ADDR_EXPRs.
14324 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
14325 * tree-loop-distribution.c (generate_memset_zero): Adjust.
14326 (rdg_flag_uses): Likewise.
14327 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
14329 (tree_optimize_tail_calls_1): Also split the
14330 edge from the entry block if we have degenerate PHI nodes in
14331 the first basic block.
14332 * tree.c (init_ttree): Remove memory-tag related code.
14333 (tree_code_size): Likewise.
14334 (tree_node_structure): Likewise.
14335 (build7_stat): Re-write to be build6_stat.
14336 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
14337 (SSA_VAR_P): Adjust.
14338 (struct tree_memory_tag): Remove.
14339 (struct tree_memory_partition_tag): Likewise.
14340 (union tree_node): Adjust.
14341 (build7): Re-write to be build6.
14342 * tree-pass.h (pass_reset_cc_flags): Remove.
14343 (TODO_update_address_taken): New flag.
14344 (pass_simple_dse): Remove.
14345 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
14346 * params.h (MAX_ALIASED_VOPS): Remove.
14347 (AVG_ALIASED_VOPS): Likewise.
14348 * omp-low.c (expand_omp_taskreg): Update SSA form.
14349 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
14350 aliases the lhs in a copy stmt.
14351 * tree-ssa-dse.c (struct address_walk_data): Remove.
14352 (memory_ssa_name_same): Likewise.
14353 (memory_address_same): Likewise.
14354 (get_kill_of_stmt_lhs): Likewise.
14355 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
14356 unused stores. Look through PHI nodes into post-dominated regions.
14357 (dse_optimize_stmt): Simplify. Properly remove stores.
14358 (tree_ssa_dse): Compute dominators.
14359 (execute_simple_dse): Remove.
14360 (pass_simple_dse): Likewise.
14361 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
14362 gimple_loaded_syms and gimple_stored_syms computation.
14363 * toplev.c (dump_memory_report): Dump alias and pta stats.
14364 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
14365 (vn_reference_eq): Likewise.
14366 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
14367 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
14368 valueize_vuses): Remove.
14369 (get_def_ref_stmt_vuses): Simplify. Rename to ...
14370 (get_def_ref_stmt_vuse): ... this.
14371 (vn_reference_lookup_2): New function.
14372 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
14373 walking equivalent vuses. Simplify.
14374 (vn_reference_lookup): Likewise.
14375 (vn_reference_insert): Likewise.
14376 (vn_reference_insert_pieces): Likewise.
14377 (visit_reference_op_call): Simplify.
14378 (visit_reference_op_load): Likewise.
14379 (visit_reference_op_store): Likewise.
14380 (init_scc_vn): Remove shared_lookup_vuses initialization.
14381 (free_scc_vn): Remove shared_lookup_vuses freeing.
14382 (sort_vuses, sort_vuses_heap): Remove.
14383 (get_ref_from_reference_ops): Export.
14384 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
14385 vector with single vuse pointer.
14386 (vn_reference_lookup_pieces, vn_reference_lookup,
14387 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
14388 (shared_vuses_from_stmt): Remove.
14389 (get_ref_from_reference_ops): Declare.
14390 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
14391 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14392 memory-tag related code.
14393 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
14394 (likely_value): Add comment, skip static-chain of call statements.
14395 (surely_varying_stmt_p): Adjust.
14396 (gimplify_and_update_call_from_tree): Likewise.
14397 (execute_fold_all_builtins): Do not rebuild alias info.
14398 (gimplify_and_update_call_from_tree): Properly update VOPs.
14399 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
14400 (copy_ref_info): Remove memory-tag related code.
14401 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
14402 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
14403 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
14405 * tree-ssa-dom.c (gimple_p): Remove typedef.
14406 (eliminate_redundant_computations): Adjust.
14407 (record_equivalences_from_stmt): Likewise.
14408 (avail_expr_hash): Likewise.
14409 (avail_expr_eq): Likewise.
14410 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
14411 (stmt_makes_single_load): Likewise.
14412 (stmt_makes_single_store): Likewise.
14413 * tree-ssa-alias.c: Rewrite completely.
14414 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
14415 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
14416 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
14417 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
14418 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
14419 Remove public functions.
14420 (pass_reset_cc_flags): Remove.
14421 (pass_build_alias): Move ...
14422 * tree-ssa-structalias.c (pass_build_alias): ... here.
14423 * tree-ssa-alias.c (may_be_aliased): Move ...
14424 * tree-flow-inline.h (may_be_aliased): ... here.
14425 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
14426 count_uses_and_derefs): Move ...
14427 * gimple.c: ... here.
14428 * gimple.h (count_uses_and_derefs): Declare.
14429 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
14430 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
14431 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
14432 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
14433 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
14434 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
14435 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
14437 * tree-dfa.c (refs_may_alias_p): Move ...
14438 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
14439 * tree-ssa-alias.h: New file.
14440 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
14441 (statement_sink_location): Likewise.
14442 * opts.c (decode_options): Do not adjust max-aliased-vops or
14443 avg-aliased-vops values.
14444 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
14445 (TV_CALL_CLOBBER): Likewise.
14446 (TV_FLOW_SENSITIVE): Likewise.
14447 (TV_FLOW_INSENSITIVE): Likewise.
14448 (TV_MEMORY_PARTITIONING): Likewise.
14449 (TV_ALIAS_STMT_WALK): New timevar.
14450 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
14451 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14452 (get_address_description): Remove memory-tag related code.
14453 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14454 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14455 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14456 and immediate uses in statements. Document.
14457 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14458 (dump_symbols): Remove.
14459 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14460 * alias.c (get_deref_alias_set): New function split out from ...
14461 (get_alias_set): ... here.
14462 * alias.h (get_deref_alias_set): Declare.
14463 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14464 type parameter. Remove restrict pointer handling. Create a
14465 ref-all pointer in case type-based alias sets do not conflict.
14466 (vect_analyze_data_refs): Remove SMT related code.
14467 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14468 (vectorizable_load): Likewise.
14469 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14470 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14471 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14472 Ignore vops and SMTs.
14473 (dr_analyze_alias): Likewise..
14474 (free_data_ref): Likewise.
14475 (create_data_ref): Likewise.
14476 (analyze_all_data_dependences): Likewise.
14477 (get_references_in_stmt): Adjust.
14478 * tree-flow-inline.h (gimple_aliases_computed_p,
14479 gimple_addressable_vars, gimple_call_clobbered_vars,
14480 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14481 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14482 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14483 gimple_mem_ref_stats): Remove.
14484 (gimple_vop): New function.
14485 (op_iter_next_use): Remove vuses and mayuses cases.
14486 (op_iter_next_def): Remove vdefs case.
14487 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14488 (clear_and_done_ssa_iter): Do not set removed fields.
14489 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14490 Assert we are not iterating over vuses or vdefs if not also
14491 iterating over uses or defs.
14492 (op_iter_init_use): Likewise.
14493 (op_iter_init_def): Likewise.
14494 (op_iter_next_vdef): Remove.
14495 (op_iter_next_mustdef): Likewise.
14496 (op_iter_init_vdef): Likewise.
14497 (compare_ssa_operands_equal): Likewise.
14498 (link_use_stmts_after): Handle vuse operand.
14499 (is_call_used): Use is_call_clobbered.
14500 (is_call_clobbered): Global variables are always call clobbered,
14501 query the call-clobbers bitmap.
14502 (mark_call_clobbered): Ignore global variables.
14503 (clear_call_clobbered): Likewise.
14504 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14505 virtual operands sanity check.
14506 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14508 (TARGET_MEM_REF): Remove TMR_TAG operand.
14509 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14510 Remove call-clobber related code.
14511 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14512 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14513 partitions or escape reason.
14514 (get_single_def_stmt, get_single_def_stmt_from_phi,
14515 get_single_def_stmt_with_phi): Remove.
14516 (dump_referenced_vars): Tidy.
14517 (get_ref_base_and_extent): Allow bare decls.
14518 (collect_dfa_stats): Adjust.
14519 * graphite.c (rename_variables_in_stmt): Adjust.
14520 (graphite_copy_stmts_from_block): Likewise.
14521 (translate_clast): Likewise.
14522 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14524 (translate_vuse_through_block): Use the oracle.
14525 (phi_translate_1): Adjust.
14526 (value_dies_in_block_x): Use the oracle. Cache the outcome
14528 (valid_in_sets): Check if the VUSE for
14529 a REFERENCE is available.
14530 (eliminate): Do not remove stmts during elimination,
14531 instead queue and remove them afterwards.
14532 (do_pre): Do not rebuild alias info.
14533 (pass_pre): Run TODO_rebuild_alias before PRE.
14534 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14535 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14536 (mark_all_v_defs_stmt): Remove.
14537 (mark_all_v_defs_seq): Adjust.
14538 (sra_replace): Likewise.
14539 (scalarize_use): Likewise.
14540 (scalarize_copy): Likewise.
14541 (scalarize_init): Likewise.
14542 (scalarize_ldst): Likewise.
14543 (todoflags): Remove.
14544 (tree_sra): Do not rebuild alias info.
14545 (tree_sra_early): Adjust.
14546 (pass_sra): Run TODO_update_address_taken before SRA.
14547 * tree-predcom.c (set_alias_info): Remove.
14548 (prepare_initializers_chain): Do not call it.
14549 (mark_virtual_ops_for_renaming): Adjust.
14550 (mark_virtual_ops_for_renaming_list): Remove.
14551 (initialize_root_vars): Adjust.
14552 (initialize_root_vars_lm): Likewise.
14553 (prepare_initializers_chain): Likewise.
14554 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14555 (may_propagate_copy_into_stmt): Likewise.
14556 (merge_alias_info): Do nothing for now.
14557 (propagate_tree_value_into_stmt): Adjust.
14558 (stmt_may_generate_copy): Likewise.
14559 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14560 not mark symbols for renaming.
14561 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14562 with the same statement, make sure to update the new pointed-to one.
14563 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14564 call statements, do not mark symbols for renaming.
14565 (mark_operand_necessary): Dump something.
14566 (ref_may_be_aliased): New function.
14567 (mark_aliased_reaching_defs_necessary_1): New helper function.
14568 (mark_aliased_reaching_defs_necessary): Likewise.
14569 (mark_all_reaching_defs_necessary_1): Likewise.
14570 (mark_all_reaching_defs_necessary): Likewise.
14571 (propagate_necessity): Do not process virtual PHIs. For
14572 non-aliased loads mark all reaching definitions as necessary.
14573 For aliased loads and stores mark the immediate dominating
14574 aliased clobbers as necessary.
14575 (visited): New global static.
14576 (perform_tree_ssa_dce): Free visited bitmap after propagating
14578 (remove_dead_phis): Perform simple dead virtual PHI removal.
14579 (remove_dead_stmt): Properly unlink virtual operands when
14581 (eliminate_unnecessary_stmts): Schedule PHI removal after
14583 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14584 (process_replaceable): Likewise.
14585 (find_replaceable_in_bb): Likewise.
14586 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14587 based on the single gimple vop.
14588 (verify_flow_insensitive_alias_info): Remove.
14589 (verify_flow_sensitive_alias_info): Likewise.
14590 (verify_call_clobbering): Likewise.
14591 (verify_memory_partitions): Likewise.
14592 (verify_alias_info): Likewise.
14593 (verify_ssa): Adjust..
14594 (execute_update_addresses_taken): Export. Update SSA
14595 manually. Optimize only when optimizing. Use a local bitmap.
14596 (pass_update_address_taken): Remove TODO_update_ssa, add
14598 (pass_update_address_taken): Just use TODO_update_address_taken.
14599 (init_tree_ssa): Do not initialize addressable_vars.
14600 (verify_ssa): Verify new VUSE / VDEF properties.
14601 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14602 Do not call verify_alias_info.
14603 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14604 Do not free the loaded and stored syms bitmaps. Reset the escaped
14605 and callused solutions. Do not free addressable_vars.
14606 Remove memory-tag related code.
14607 (warn_uninitialized_var): Aliases are always available.
14608 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14609 * lambda-code.c (can_put_in_inner_loop): Adjust.
14610 (can_put_after_inner_loop): Likewise.
14611 (perfect_nestify): Likewise.
14612 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14613 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14614 (vectorizable_conversion): Do not mark symbols for renaming.
14615 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14616 (expand_call_inline): Unlink the calls virtual operands before
14618 (tree_function_versioning): Do not call update_ssa if we are not
14619 updating clones. Simplify.
14620 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14621 (propagate_with_phi): Likewise..
14622 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14623 clobber code. Assert we are not aliased or global.
14624 * tree-flow.h: Include tree-ssa-alias.h
14625 (enum escape_type): Remove.
14626 (struct mem_sym_stats_d): Likewise.
14627 (struct mem_ref_stats_d): Likewise.
14628 (struct gimple_df): Add vop member. Remove global_var,
14629 call_clobbered_vars, call_used_vars, addressable_vars,
14630 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14631 escaped and callused members.
14632 (struct ptr_info_def): Remove all members, add points-to solution
14634 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14635 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14636 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14637 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14638 (tree-ssa-alias.o): Likewise.
14639 (toplev.o): Add tree-ssa-alias.h
14640 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14641 * gimple.c (gimple_set_bb): Fix off-by-one error.
14642 (is_gimple_reg): Do not handle memory tags.
14643 (gimple_copy): Also copy virtual operands.
14644 Delay updating the statement. Do not reset loaded and stored syms.
14645 (gimple_set_stored_syms): Remove.
14646 (gimple_set_loaded_syms): Likewise.
14647 (gimple_call_copy_skip_args): Copy the virtual operands
14648 and mark the new statement modified.
14649 * tree-ssa-structalias.c (may_alias_p): Remove.
14650 (set_uids_in_ptset): Take the alias set to prune with as
14651 parameter. Fold in the alias test of may_alias_p.
14652 (compute_points_to_sets): Compute whether a ptr is dereferenced
14653 in a local sbitmap.
14654 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14655 other ADDRESSOF constraints on the lhs.
14656 (get_constraint_for_component_ref): Assert that we don't get
14657 ADDRESSOF constraints from the base of the reference.
14658 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14659 (struct variable_info): Remove collapsed_to member.
14660 (get_varinfo_fc): Remove.
14661 (new_var_info): Do not set collapsed_to.
14662 (dump_constraint): Do not follow cycles.
14663 (dump_constraint_graph): Likewise.
14664 (build_pred_graph): Likewise.
14665 (build_succ_graph): Likewise.
14666 (rewrite_constraints): Likewise.
14667 (do_simple_structure_copy): Remove.
14668 (do_rhs_deref_structure_copy): Remove.
14669 (do_lhs_deref_structure_copy): Remove.
14670 (collapse_rest_of_var): Remove.
14671 (do_structure_copy): Re-implement.
14672 (pta_stats): New global variable.
14673 (dump_pta_stats): New function.
14674 (struct constraint_expr): Make offset signed.
14675 (UNKNOWN_OFFSET): Define special value.
14676 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14677 (solution_set_expand): New helper function split out from ...
14678 (do_sd_constraint): ... here.
14679 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14680 (do_ds_constraint): Likewise.
14681 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14682 and CALLUSED = *CALLUSED.
14683 (set_union_with_increment): Make inc argument signed.
14684 (type_safe): Remove.
14685 (get_constraint_for_ptr_offset): Handle unknown and negative
14687 (first_vi_for_offset): Handle offsets before start. Bail
14688 out early for offsets beyond the variable extent.
14689 (first_or_preceding_vi_for_offset): New function.
14690 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14691 Together with ESCAPED = *ESCAPED this properly computes reachability.
14692 (find_what_var_points_to): New function.
14693 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14694 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14695 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14696 pt_solutions_intersect): New functions.
14697 (compute_call_used_vars): Remove.
14698 (compute_may_aliases): New main entry into PTA computation.
14699 * gimple.h (gimple_p): New typedef.
14700 (struct gimple_statement_base): Remove references_memory_p.
14701 (struct gimple_statement_with_memory_ops_base): Remove
14702 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14704 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14705 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14706 gimple_set_references_memory): Remove.
14707 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14708 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14710 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14711 (verify_expr): Allow RESULT_DECL.
14712 (gimple_duplicate_bb): Do not copy virtual operands.
14713 (gimple_duplicate_sese_region): Adjust.
14714 (gimple_duplicate_sese_tail): Likewise.
14715 (mark_virtual_ops_in_region): Remove.
14716 (move_sese_region_to_fn): Do not call it.
14717 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14718 and pass_simple_dse.
14719 (execute_function_todo): Handle TODO_update_address_taken,
14720 call execute_update_addresses_taken for TODO_rebuild_alias.
14721 (execute_todo): Adjust.
14722 (execute_one_pass): Init dump files early.
14723 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14725 (create_general_new_stmt): Clear vops.
14726 * tree-ssa-reassoc.c (get_rank): Adjust.
14727 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14728 symbols for renaming.
14729 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14730 (PARAM_AVG_ALIASED_VOPS): Likewise.
14731 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14732 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14733 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14734 (operand_build_cmp, copy_virtual_operands,
14735 create_ssa_artificial_load_stmt, add_to_addressable_set,
14736 gimple_add_to_addresses_taken): Remove public functions.
14737 (unlink_stmt_vdef): New function.
14739 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14741 * config.gcc (powerpc-*-linux*): Merge variants.
14743 2009-04-02 Chao-ying Fu <fu@mips.com>
14744 James Grosbach <james.grosbach@microchip.com>
14746 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14747 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14749 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14750 keep_interrupts_masked_p, use_debug_exception_return_p.
14751 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14752 keep_interrupts_masked, use_debug_exception_return.
14753 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14754 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14756 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14757 (mips_print_operand): Process COP0 registers to print $0 .. $31
14758 correctly for GAS to process.
14759 (mips_interrupt_extra_call_saved_reg_p): New function.
14760 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14762 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14763 (mips_compute_frame_info): Add supports for interrupt context that
14764 includes doubleword accumulators and COP0 registers.
14765 (mips_for_each_saved_acc): New function.
14766 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14767 mips_for_each_saved_reg.
14768 (mips_save_reg): Save accumulators.
14769 (mips_kernel_reg_p): A new for_each_rtx callback.
14770 (mips_expand_prologue): Support interrupt handlers.
14771 (mips_restore_reg): Restore accumulators.
14772 (mips_expand_epilogue): Support interrupt handlers.
14773 (mips_can_use_return_insn): Return false for interrupt handlers.
14774 (mips_epilogue_uses): New function.
14775 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14776 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14777 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14778 cop0_move): New instructions.
14779 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14780 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14782 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14784 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14785 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14786 interrupt handlers, we use K0 as the temporary register.
14787 (EPILOGUE_USES): Change to a function call.
14788 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14789 handlers, we use K0 as the temporary register.
14791 * doc/extend.texi (Function Attributes): Document interrupt,
14792 use_shadow_register_set, keep_interrupts_masked,
14793 use_debug_exception_return for MIPS attributes.
14795 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14797 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14798 Remove a number of t-files from tmake_file.
14799 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14800 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14801 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14802 target_prototype, not TARGET_PROTOTYPE.
14803 (LINK_OS_GNU_SPEC): Define.
14804 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14805 and darwin-ldoubdle.c.
14807 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14810 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14811 (cpp_options): Ditto.
14812 (default_compilers): Ditto.
14813 (display_help): Ditto.
14814 (process_command): Ditto.
14815 (do_spec_1): Ditto.
14816 (set_input): Use lbasename instead of duplicate code.
14817 (save_temps_prefix): New static for -save-temps=obj.
14818 (save_temps_length): Ditto.
14820 * doc/invoke.texi (-save-temps=obj): Document new variant to
14821 -save-temps switch.
14823 2009-04-02 Jeff Law <law@redhat.com>
14825 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14828 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14830 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14831 * configure: Regenerated.
14833 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14835 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14836 share the argument list.
14838 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14842 2009-02-12 Diego Novillo <dnovillo@google.com>
14844 * varpool.c (debug_varpool): New.
14845 * cgraph.h (debug_varpool): Declare.
14847 2009-04-02 Jan Hubicka <jh@suse.cz>
14849 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14852 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14854 * config/i386/i386.c (ix86_abi): Move initialization to ...
14855 (override_options): Here.
14857 2009-04-02 Christian Bruel <christian.bruel@st.com>
14859 * config/sh/sh.c (sh_dwarf_register_span): New function.
14860 (TARGET_DWARF_REGISTER_SPAN): Define.
14861 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14863 2009-04-02 Ira Rosen <irar@il.ibm.com>
14865 PR tree-optimization/39595
14866 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14867 interleaved loads group is not greater than the SLP group size.
14869 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14871 * builtins.c (is_builtin_name): New.
14872 (called_as_built_in): Use is_builtin_name.
14873 * tree.h (is_builtin_name): New.
14874 * varasm.c (incorporeal_function_p): Use is_builtin_name
14876 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14878 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14880 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14883 * c-decl.c (clone_underlying_type): Move this ...
14884 * c-common.c (set_underlying_type): ... here.
14885 Also, make sure the function properly sets TYPE_STUB_DECL() on
14886 the newly created typedef variant type.
14887 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14888 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14891 2009-04-02 Richard Guenther <rguenther@suse.de>
14893 PR tree-optimization/37221
14894 * tree-flow.h (degenerate_phi_result): Declare.
14895 * tree-ssa-dom.c (degenerate_phi_result): Export.
14896 * tree-scalar-evolution.c (analyze_initial_condition): If
14897 the initial condition is defined by a degenerate PHI node
14898 use the degenerate value.
14900 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14902 PR rtl-optimization/39588
14903 * combine.c (merge_outer_ops): Do not set the constant when this
14905 (simplify_shift_const_1): Do not modify it either in this case.
14907 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14909 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14910 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14912 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14915 * c-lex.c (interpret_float): Default (no suffix) is double.
14917 2009-04-1 Xinliang David Li <davidxl@google.com>
14919 * config/i386/i386.c (legitimate_constant_p): Recognize
14920 all one vector constant.
14922 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14924 * config/vax/vax.c: Add #includes to silence warnings.
14925 Change #include order to silence two warnings.
14927 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14929 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14930 (ASM_SPEC): Pass -k to the assembler for PIC code.
14932 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14934 * config.gcc: Add vax-*-linux* to the switch.
14935 * config/vax/linux.h: New file. (TARGET_VERSION,
14936 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14938 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14940 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14941 Use predicate macros instead of GET_CODE() == foo.
14942 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14943 ashlsi3, rotrsi3, <unnamed>): Likewise.
14945 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14947 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14948 jbbccihi, jbbccisi): Remova trailing whitespace.
14949 * config/vax/constraints.md: Likewise.
14950 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14951 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14952 * config/vax/predicates.md: Likewise.
14953 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14954 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14955 * config/vax/vax.h: Likewise.
14956 * config/vax/vax.md (nonlocal_goto): Likewise.
14958 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14960 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14961 (indirectable_address_p, adjacent_operands_p): Add spaces around
14963 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14965 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14967 * config/vax/vax.c (legitimate_constant_address_p,
14968 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14969 index_term_p, reg_plus_index_p, legitimate_address_p,
14970 vax_mode_dependent_address_p): Update comments to match functions
14971 modified by the recent int->bool conversion.
14973 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14975 * config/vax/builtins.md: Update copyright message.
14976 * config/vax/constraints.md: Likewise.
14977 * config/vax/netbsd-elf.h: Likewise.
14978 * config/vax/predicates.md: Likewise.
14979 * config/vax/vax-protos.h: Likewise.
14980 * config/vax/vax.c: Likewise.
14981 * config/vax/vax.h: Likewise.
14982 * config/vax/vax.md: Likewise.
14983 * config/vax/vax.opt: Likewise.
14985 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14987 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14988 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14989 * config/vax/constraints.md (B, R): Likewise.
14990 * config/vax/predicates.md (external_memory_operand,
14991 nonimmediate_addsub_di_operand): Likewise.
14992 * config/vax/vax.c (vax_output_int_add): Likewise.
14993 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14994 untyped_call): Likewise.
14996 2009-04-01 Matt Thomas <matt@3am-software.com>
14998 * config/vax/predicates.md: New file.
14999 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
15000 external_const_operand, nonsymbolic_operand, external_memory_operand,
15001 indirect_memory_operand, indexed_memory_operand,
15002 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
15003 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
15005 * config/vax/constraints.md: New file.
15006 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
15008 * config/vax/builtins.md: New file.
15009 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
15010 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
15012 * config/vax/vax.opt (mqmath): Add option.
15013 * config/vax/vax.md (isfx): Extend with DI.
15014 (VAXintQH, VAXintQHSD): Define.
15015 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
15016 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
15017 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
15018 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
15019 (movdi): Update constraints and use vax_output_int_move().
15020 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
15021 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
15022 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
15023 nonlocal_goto): New.
15024 (mov<mode>): Extend accepted operand types.
15025 (subdi3_old): Rename from subdi3, change update constraints and use
15026 a new implementation.
15027 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
15028 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
15029 MOVE_RATIO, CLEAR_RATIO): Define.
15030 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
15031 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
15032 (PRINT_OPERAND): Redefine using a function instead of inlined code.
15033 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
15034 (split_quadword_operands): Make static and really allow variable
15036 (print_operand_address): Update for PIC generation.
15037 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
15038 indexable_address_p, fixup_mathdi_operand,
15039 vax_expand_addsub_di_operands, adjacent_operands_p): New.
15040 (vax_float_literal, legitimate_constant_p,
15041 indirectable_constant_address_p, index_term_p,
15042 reg_plus_index_p): Return bool instead of int.
15043 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
15045 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
15047 (vax_output_conditional_branch): Indent.
15048 (legitimate_constant_address_p, indirectable_constant_address_p,
15049 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
15050 vax_mode_dependent_address_p): Return bool instead of int, update for
15052 * config/vax/vax-protos.h (legitimate_constant_address_p,
15053 legitimate_constant_p, legitimate_address_p,
15054 vax_mode_dependent_address_p): Change declaration to bool.
15055 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
15056 vax_expand_addsub_di_operands, vax_output_int_subtract,
15057 vax_output_movmemsi): Declare.
15058 (split_quadword_operands, vax_float_literal): Delete declaration.
15059 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
15060 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
15061 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
15062 ASM_OUTPUT_DWARF_PCREL): Define.
15063 (ASM_SPEC): Change definition to allow PIC generation.
15065 2009-04-01 Steve Ellcey <sje@cup.hp.com>
15067 * doc/sourcebuild.texi: Update front-end requirements.
15069 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15072 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
15073 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
15074 (booldi3_internal3): Use boolean_or_operator instead of
15077 2009-04-01 Joseph Myers <joseph@codesourcery.com>
15080 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
15081 declarator whose size is not an integer constant expression but
15082 folds to an integer constant, then treat it as a constant
15085 2009-04-01 Richard Guenther <rguenther@suse.de>
15087 * fold-const.c (fold_plusminus_mult_expr): Do not fold
15088 i * 4 + 2 to (i * 2 + 1) * 2.
15090 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15093 * c-parser.c (c_parser_asm_statement): Skip until close paren and
15094 return if c_parser_asm_string_literal returned NULL.
15096 2009-04-01 Nick Clifton <nickc@redhat.com>
15098 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
15100 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
15101 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
15102 other typedefs to avoid conflicts with libgcc2.c. Define labels
15103 to gain 16-bit bit-manipulation functions from libgcc2.c and then
15105 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
15106 to gain 16-bit trapping arithmetic functions from libgcc2.c and
15109 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
15111 * varasm.c (default_function_rodata_section): Declare DOT as
15114 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
15115 Andrey Galkin <agalkin@hypercom.com>
15118 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
15119 Make object_name unique for each process.
15121 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15124 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
15125 addressable variables in the parallel that could go out of scope while
15126 running queued tasks.
15128 2009-04-01 Anatoly Sokolov <aesok@post.ru>
15130 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
15131 (CASE_VALUES_THRESHOLD): Redefine.
15132 * config/avr/avr.c (avr_override_options): Remove initialization of
15133 avr_case_values_threshold variable.
15134 (avr_case_values_threshold): Remove variable. Add new function.
15135 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
15136 * config/avr/avr.opt (mno-tablejump): Remove option.
15137 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
15139 2009-04-01 DJ Delorie <dj@redhat.com>
15141 * varasm.c (default_function_rodata_section): Don't assume
15142 anything about where the first '.' in the section name is.
15144 2009-04-01 Alan Modra <amodra@bigpond.net.au>
15146 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
15147 rs6000_emit_stack_tie.
15149 2009-03-31 Ian Lance Taylor <iant@google.com>
15151 * tree-eh.c (tree_remove_unreachable_handlers): Compare
15152 gimple_code with GIMPLE_RESX, not RESX.
15154 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15156 * c-common.c (c_get_ident): New.
15157 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
15159 2009-04-01 Ben Elliston <bje@au.ibm.com>
15161 * config/rs6000/sysv4.opt (msdata): Improve option description.
15163 2009-03-31 Steve Ellcey <sje@cup.hp.com>
15165 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
15166 (divdf3_internal_lat): Remove.
15167 (divxf3_internal_lat): Remove.
15168 (divxf3_internal_thr): Remove.
15169 (divxf): Use divxf3_internal.
15170 * config/ia64/div.md (divsf3_internal_lat): New.
15171 (divdf3_internal_lat): New.
15172 (divxf3_internal): New.
15174 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15177 * Makefile.in (USE_GCC_STDINT): Define.
15178 (stmp-int-hdrs): Install stdint.h if applicable.
15179 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
15181 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
15182 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
15183 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15184 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15185 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15186 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15187 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15188 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15189 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15190 (c_common_nodes_and_builtins): Initialize
15191 underlying_wchar_type_node. Do not initialize
15192 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
15193 nodes for new types.
15194 (c_stddef_cpp_builtins): Define macros for new types.
15195 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
15197 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
15198 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
15199 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
15200 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
15201 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
15202 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
15203 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
15204 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
15205 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
15206 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
15207 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
15208 int16_type_node, int32_type_node, int64_type_node,
15209 uint8_type_node, uint16_type_node, c_uint32_type_node,
15210 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
15211 int_least32_type_node, int_least64_type_node,
15212 uint_least8_type_node, uint_least16_type_node,
15213 uint_least32_type_node, uint_least64_type_node,
15214 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
15215 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
15216 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
15217 uintptr_type_node): Define.
15218 * c-cppbuiltin.c (builtin_define_constants,
15219 builtin_define_type_minmax): New.
15220 (builtin_define_stdint_macros): Define more macros.
15221 (c_cpp_builtins): Define more limit macros.
15222 (type_suffix): New.
15223 (builtin_define_type_max): Define in terms of
15224 builtin_define_type_minmax. Remove is_long parameter. All
15226 * config.gcc (use_gcc_stdint): Define.
15227 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
15228 Add newlib-stdint.h for generic targets.
15229 * config/glibc-stdint.h, config/newlib-stdint.h,
15230 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
15231 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
15232 * config/score/score.h (UINTPTR_TYPE): Define.
15233 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15234 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15235 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15236 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15237 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15238 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15239 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15240 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15241 * config/spu/spu.h (STDINT_LONG32): Define.
15242 * configure.ac (use_gcc_stdint): Substitute.
15243 * configure: Regenerate.
15244 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
15245 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
15246 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
15247 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
15248 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
15249 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
15250 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
15251 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
15252 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
15253 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
15254 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
15255 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
15256 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
15257 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
15258 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
15259 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
15260 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
15261 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
15262 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
15263 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
15264 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
15265 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
15266 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15267 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15268 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15269 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15270 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15271 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15272 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
15274 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
15276 * loop-iv.c (suitable_set_for_replacement): Renamed from
15277 simplify_using_assignment; changed to return bool and to accept new
15278 args DEST and SRC. Return true iff we find a source/destination pair
15279 that can be used to make a replacement, and fill SRC and DEST if so.
15280 Remove arg ALTERED. Don't deal with altered regs here. All callers
15282 (simplify_using_initial_values): Deal with altered regs here and track
15283 more precisely the effect they have on the validity of our expression.
15285 * loop-iv.c (simplify_using_condition): A condition of the form
15286 (EQ REG CONST) can be used to simply make a substitution.
15287 (simplify_using_initial_values): Keep track of conditions we have seen
15288 and keep using them to simplify new expressions, while applying the
15289 same substitutions to them as to the expression.
15291 * simplify-rtx.c (simplify_relational_operation_1): Simplify
15292 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
15295 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
15296 changed. Use this when trying to improve the upper bound.
15297 Generate the comparison by using simplify_gen_relational.
15299 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
15301 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
15303 (simplify_using_assignment, simplify_using_initial_values): Call
15304 replace_in_expr to make replacements. Call replace_single_def_regs
15305 once on the initial version of the expression.
15307 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15310 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
15312 2009-03-31 Richard Guenther <rguenther@suse.de>
15314 PR middle-end/31029
15315 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
15316 equality comparisons. Fold C - X CMP X if C % 2 == 1.
15318 2009-03-31 Richard Guenther <rguenther@suse.de>
15320 * tree.h (div_if_zero_remainder): Declare.
15321 * fold-const.c (div_if_zero_remainder): Export.
15322 * tree-ssa-forwprop.c
15323 (forward_propagate_addr_into_variable_array_index): Handle
15324 constant array index addition outside of the variable index.
15326 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15329 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
15330 define_splits, floatunssi<mode>2): Require x87 conversions from
15331 DImode to be permitted.
15333 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15335 PR preprocessor/15638
15336 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
15338 2009-03-31 Richard Guenther <rguenther@suse.de>
15340 PR middle-end/23401
15341 PR middle-end/27810
15342 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
15343 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
15344 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
15345 a separate statement.
15346 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
15347 (lookup_tmp_var): Likewise.
15348 (is_gimple_formal_tmp_or_call_rhs): Remove.
15349 (is_gimple_reg_or_call_rhs): Rename to ...
15350 (is_gimple_reg_rhs_or_call): ... this.
15351 (is_gimple_mem_or_call_rhs): Rename to ...
15352 (is_gimple_mem_rhs_or_call): ... this.
15353 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
15354 DECL_GIMPLE_REG_P only if is_formal is true.
15355 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
15356 for non-proper post-modify expression gimplification.
15357 (gimplify_self_mod_expr): For post-modify expressions gimplify
15358 the lvalue to a minimal lvalue.
15359 (rhs_predicate_for): Remove formal temp case.
15360 (gimplify_modify_expr_rhs): Likewise.
15361 (gimplify_addr_expr): Use is_gimple_reg.
15362 (gimplify_expr): Remove formal temp cases.
15363 (gimple_regimplify_operands): Likewise.
15364 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
15365 and FILTER_EXPR like constants.
15366 * gimple.c (walk_gimple_op): Fix val_only initialization, use
15368 (is_gimple_formal_tmp_rhs): Remove.
15369 (is_gimple_reg_rhs): Remove special casing.
15370 (is_gimple_mem_rhs): Fix.
15371 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
15372 (is_gimple_formal_tmp_var): Remove.
15373 (is_gimple_formal_tmp_reg): Likewise.
15374 (is_gimple_min_lval): Allow invariant component ref parts.
15375 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
15376 is_gimple_formal_tmp_reg): Remove declarations.
15377 * tree-cfg.c (verify_expr): Verify that variables with address
15378 taken do not have DECL_GIMPLE_REG_P set.
15379 * tree-mudflap.c (mf_build_check_statement_for): Use
15380 force_gimple_operand instead of gimplify_expr.
15382 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
15384 * modulo-sched.c (sms_schedule_by_order): Pass the actual
15385 schedulable rows to compute_split_row.
15387 2009-03-31 Ben Elliston <bje@au.ibm.com>
15390 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
15393 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15395 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
15396 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
15397 * configure: Regenerate.
15398 * config.in: Regenerate.
15399 * config/rs6000/rs6000.opt (mtls-markers): Add.
15400 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
15401 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
15402 (tls_ld_aix, tls_ld_sysv): Likewise.
15403 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
15404 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
15406 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15408 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
15410 2009-03-30 Jan Hubicka <jh@suse.cz>
15412 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
15414 (tree_remove_unreachable_handlers): Cleanup EH predecestor
15415 detection and label handling.
15417 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15419 * ira-int.h (ira_allocno): Rename left_conflicts_num to
15420 left_conflicts_size.
15421 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
15422 ALLOCNO_LEFT_CONFLICTS_SIZE.
15424 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
15425 remove_allocno_from_bucket_and_push,
15426 allocno_spill_priority_compare, push_allocnos_to_stack,
15427 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15428 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
15429 (setup_allocno_left_conflicts_num): Ditto. Rename to
15430 setup_allocno_left_conflicts_size.
15431 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15432 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
15433 setup_allocno_left_conflicts_size instead of
15434 setup_allocno_left_conflicts_num.
15436 * ira-build.c (ira_create_allocno): Use
15437 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
15438 ALLOCNO_LEFT_CONFLICTS_NUM.
15440 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15442 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15443 instead of DF_LR_OUT.
15445 * ira-lives.c (process_bb_node_lives): Ditto.
15447 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15448 instead of DF_LR_{OUT,IN}.
15450 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15452 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15454 2009-03-30 Jan Hubicka <jh@suse.cz>
15456 * except.c (label_to_region_map): Fix thinko.
15458 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15460 PR middle-end/38237
15461 * tree.h (tree_find_value): New declaration.
15462 * tree.c (tree_find_value): New function.
15463 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15465 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15468 * c-decl.c (struct c_binding): Add locus field.
15469 (bind): Add locus argument, set locus field from it.
15470 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15471 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15472 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15473 implicitly_declare, undeclared_variable, lookup_label,
15474 declare_label, c_make_fname_decl, c_builtin_function,
15475 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15478 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15481 * config/i386/i386.c (classify_argument): Check total size of
15484 2009-03-30 Martin Jambor <mjambor@suse.cz>
15486 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15487 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15488 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15491 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15492 seen_variable_array_ref while also traversing a union.
15494 * tree-inline.c (optimize_inline_calls): Do not call
15495 cgraph_node_remove_callees.
15496 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15497 (pass_remove_cgraph_callee_edges): New variable.
15498 * passes.c (init_optimization_passes): Add
15499 pass_remove_cgraph_callee_edges after early inlining and before all
15500 late intraprocedural passes.
15502 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15504 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15506 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15507 Fix typos in names.
15509 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15511 * combine.c (simplify_comparison): Use have_insn_for.
15512 * dojump.c (do_jump): Likewise.
15514 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15516 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15517 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15518 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15519 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15520 instead of sparc_compare_emitted.
15521 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15522 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15523 instead of sparc_compare_emitted.
15525 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15527 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15528 enter/exit cfglayout mode.
15529 (pass_partition_block): Require it.
15530 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15531 (combine_instructions): Track basic blocks instead of labels.
15532 (update_cfg_for_uncondjump): New.
15533 (try_combine): Use it. Update jumps after rescanning.
15534 (pass_combine): Require PROP_cfglayout.
15535 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15537 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15539 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15540 Provide/destroy PROP_cfglayout respectively.
15541 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15542 * tree-pass.h (PROP_cfglayout): New.
15544 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15546 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15547 fold_convert_const_fixed_from_fixed,
15548 fold_convert_const_fixed_from_int,
15549 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15550 set TREE_CONSTANT_OVERFLOW.
15551 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15552 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15554 2009-03-30 Ira Rosen <irar@il.ibm.com>
15556 * tree-vect-loop-manip.c: New file.
15557 * tree-vectorizer.c: Update documentation and included files.
15558 (vect_loop_location): Make extern.
15559 (rename_use_op): Move to tree-vect-loop-manip.c
15560 (rename_variables_in_bb, rename_variables_in_loop,
15561 slpeel_update_phis_for_duplicate_loop,
15562 slpeel_update_phi_nodes_for_guard1,
15563 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15564 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15565 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15566 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15567 find_loop_location): Likewise.
15568 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15569 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15570 get_vectype_for_scalar_type, vect_is_simple_use,
15571 supportable_widening_operation, supportable_narrowing_operation):
15573 (bb_in_loop_p): Move to tree-vect-loop.c.
15574 (new_loop_vec_info, destroy_loop_vec_info,
15575 reduction_code_for_scalar_code, report_vect_op,
15576 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15577 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15578 (vect_supportable_dr_alignment): Likewise.
15579 * tree-vectorizer.h (tree-data-ref.h): Include.
15580 (vect_loop_location): Declare.
15581 Reorganize function declarations according to the new file structure.
15582 * tree-vect-loop.c: New file.
15583 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15584 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15585 * tree-vect-data-refs.c: New file.
15586 * tree-vect-patterns.c (timevar.h): Don't include.
15587 * tree-vect-stmts.c: New file.
15588 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15589 tree-vect-slp.c, tree-vect-loop.c.
15590 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15591 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15592 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15593 (tree-vect-analyze.o): Remove.
15594 (tree-vect-transform.o): Likewise.
15595 (tree-vect-data-refs.o): Add rule.
15596 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15597 tree-vect-slp.o): Likewise.
15598 (tree-vect-patterns.o): Remove redundant dependencies.
15599 (tree-vectorizer.o): Likewise.
15600 * tree-vect-slp.c: New file.
15602 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15604 * optc-gen.awk: Warn if an option flag has multiple different
15607 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15609 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15610 -floop-block): Document dependences on PPL, CLooG and Graphite.
15612 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15614 PR rtl-optimization/323
15615 * c-common.c (c_fully_fold, convert_and_check,
15616 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15617 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15618 * c-common.def (EXCESS_PRECISION_EXPR): New.
15619 * c-cppbuiltin.c (builtin_define_float_constants): Define
15620 constants with enough digits for long double.
15621 * c-lex.c (interpret_float): Interpret constant with excess
15622 precision where appropriate.
15623 * c-opts.c (c_common_post_options): Set
15624 flag_excess_precision_cmdline. Give an error for
15625 -fexcess-precision=standard for C++ for processors where the
15626 option is significant.
15627 * c-parser.c (c_parser_conditional_expression): Handle excess
15628 precision in condition.
15629 * c-typeck.c (convert_arguments): Handle arguments with excess
15631 (build_unary_op): Move excess precision outside operation.
15632 (build_conditional_expr): Likewise.
15633 (build_compound_expr): Likewise.
15634 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15635 (build_modify_expr): Handle excess precision in RHS.
15636 (convert_for_assignment): Handle excess precision in converted
15638 (digest_init, output_init_element, process_init_element): Handle
15639 excess precision in initializer.
15640 (c_finish_return): Handle excess precision in return value.
15641 (build_binary_op): Handle excess precision in operands and add
15642 excess precision as needed for operation.
15643 * common.opt (-fexcess-precision=): New option.
15644 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15645 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15646 For standard excess precision, output explicit conversion to and
15647 truncation from XFmode.
15648 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15649 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15650 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15651 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15652 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15653 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15654 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15655 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15656 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15657 define_splits, sqrt<mode>2): Disable where appropriate for
15658 standard excess precision.
15659 * convert.c (convert_to_real): Do not shorten arithmetic to type
15660 for which excess precision would be used.
15661 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15662 * doc/invoke.texi (-fexcess-precision=): Document option.
15663 (-mfpmath=): Correct index entry.
15664 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15665 flag_excess_precision): New.
15666 * langhooks.c (lhd_post_options): Set
15667 flag_excess_precision_cmdline.
15668 * opts.c (common_handle_option): Handle -fexcess-precision=.
15669 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15670 init_excess_precision): New.
15671 (lang_dependent_init_target): Call init_excess_precision.
15672 * tree.c (excess_precision_type): New.
15673 * tree.h (excess_precision_type): Declare.
15675 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15678 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15679 non-lvalue to component.
15681 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15683 PR preprocessor/34695
15684 * Makefile.in (c-opts.o): Depend on c-tree.h.
15685 * c-common.c: Move down include of diagnostic.h.
15686 (done_lexing, c_cpp_error): New.
15687 * c-common.h (done_lexing): Declare.
15688 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15690 * c-opts.c: Include c-tree.h.
15691 (c_common_init_options): Set preprocessor error callback.
15692 (c_common_handle_option): Do not set preprocessor
15693 inhibit_warnings, warnings_are_errors, warn_system_headers,
15694 pedantic_errors or inhibit_warnings flags.
15695 (c_common_post_options): Do not check cpp_errors (parse_in).
15696 (c_common_finish): Do not output dependencies if there were
15697 errors. Do not check return value of cpp_finish.
15698 * c-ppoutput.c (pp_file_change): Set input_location.
15699 * c-tree.h (c_cpp_error): Declare.
15700 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15702 (diagnostic_build_prefix): Check override_column.
15703 * diagnostic.h (diagnostic_info): Add override_column field.
15704 (diagnostic_override_column): Define.
15706 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15708 * c-common.c (c_expand_expr, c_staticp): Remove.
15709 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15710 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15711 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15712 * c-gimplify.c (gimplify_compound_literal_expr,
15713 optimize_compound_literals_in_ctor): Remove.
15714 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15715 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15716 * c-semantics.c (emit_local_var): Remove.
15718 * langhooks-def.h (lhd_expand_expr): Remove.
15719 * langhooks.c (lhd_expand_expr): Remove.
15720 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15722 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15723 handling from c-semantics.c; don't call into langhook.
15724 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15725 * gimplify.c (gimplify_compound_literal_expr,
15726 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15727 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15728 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15729 as was done in c-gimplify.c.
15730 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15731 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15732 Move from c-common.h.
15733 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15735 * tree.c (staticp): Do not call langhook.
15736 * langhooks.c (lhd_staticp): Delete.
15737 * langhooks-def.h (lhd_staticp): Delete prototype.
15738 (LANG_HOOKS_STATICP): Delete.
15739 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15741 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15742 instead of DECL_STMTs.
15744 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15752 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15754 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15755 contained expression.
15756 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15757 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15758 conditional expressions for C.
15759 (decl_constant_value_for_optimization): Move from
15760 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15761 whether optimizing and that the expression is a VAR_DECL not of
15762 array type instead of doing such checks in the caller. Do not
15763 check pedantic. Call gcc_unreachable for C++.
15764 * c-common.def (C_MAYBE_CONST_EXPR): New.
15765 * c-common.h (c_fully_fold, c_save_expr,
15766 decl_constant_value_for_optimization): New prototypes.
15767 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15768 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15769 EXPR_INT_CONST_OPERANDS): Define.
15770 * c-convert.c (convert): Strip nops from expression.
15771 * c-decl.c (groktypename): Take extra parameters expr and
15772 expr_const_operands. Update call to grokdeclarator.
15773 (start_decl): Update call to grokdeclarator. Add statement for
15774 expressions used in type of decl.
15775 (grokparm): Update call to grokdeclarator.
15776 (push_parm_decl): Update call to grokdeclarator.
15777 (build_compound_literal): Add parameter non_const and build a
15778 C_MAYBE_COSNT_EXPR if applicable.
15779 (grokdeclarator): Take extra parameters expr and
15780 expr_const_operands. Track expressions used in declaration
15781 specifiers and declarators. Fold array sizes and track whether
15782 they are constant expressions and whether they are integer
15783 constant expressions.
15784 (parser_xref_tag): Set expr and expr_const_operands fields in
15786 (grokfield): Update call to grokdeclarator.
15787 (start_function): Update call to grokdeclarator.
15788 (build_null_declspecs): Set expr and expr_const_operands fields in
15790 (declspecs_add_type): Handle expressions in typeof specifiers.
15791 * c-parser.c (c_parser_declspecs): Set expr and
15792 expr_const_operands fields for declaration specifiers.
15793 (c_parser_enum_specifier): Likewise.
15794 (c_parser_struct_or_union_specifier): Likewise.
15795 (c_parser_typeof_specifier): Likewise. Update call to
15796 groktypename. Fold expression as needed. Return expressions with
15797 type instead of adding statements.
15798 (c_parser_attributes): Update calls to c_parser_expr_list.
15799 (c_parser_statement_after_labels): Fold expression before passing
15800 to objc_build_throw_stmt.
15801 (c_parser_condition): Fold expression.
15802 (c_parser_asm_operands): Fold expression.
15803 (c_parser_conditional_expression): Use c_save_expr. Update call
15804 to build_conditional_expr.
15805 (c_parser_alignof_expression): Update call to groktypename.
15806 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15807 original_code. Fold expression argument of va_arg. Create
15808 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15809 argument to va_arg. Update calls to groktypename. Fold array
15810 index for offsetof. Verify that first argument to
15811 __builtin_choose_expr has integer type.
15812 (c_parser_postfix_expression_after_paren_type): Update calls to
15813 groktypename and build_compound_literal. Handle expressions with
15814 side effects in type name.
15815 (c_parser_postfix_expression_after_primary): Update call to
15816 c_parser_expr_list. Set original_code for calls to
15817 __builtin_constant_p.
15818 (c_parser_expr_list): Take extra parameter fold_p. Fold
15819 expressions if requested.
15820 (c_parser_objc_type_name): Update call to groktypename.
15821 (c_parser_objc_synchronized_statement): Fold expression.
15822 (c_parser_objc_receiver): Fold expression.
15823 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15824 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15825 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15826 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15827 (struct c_typespec): Add elements expr and expr_const_operands.
15828 (struct c_declspecs): Add elements expr and expr_const_operands.
15829 (groktypename, build_conditional_expr, build_compound_literal):
15831 (in_late_binary_op): Declare.
15832 * c-typeck.c (note_integer_operands): New function.
15833 (in_late_binary_op): New variable.
15834 (decl_constant_value_for_broken_optimization): Move to c-common.c
15835 and rename to decl_constant_value_for_optimization.
15836 (default_function_array_conversion): Do not strip nops.
15837 (default_conversion): Do not call
15838 decl_constant_value_for_broken_optimization.
15839 (build_array_ref): Do not fold result.
15840 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15841 result when operand is a VLA.
15842 (c_expr_sizeof_type): Update call to groktypename. Handle
15843 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15844 result when operand names a VLA type.
15845 (build_function_call): Update call to build_compound_literal.
15846 Only fold result for calls to __builtin_* functions. Strip
15847 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15848 the function designator.
15849 (convert_arguments): Fold arguments. Update call to
15850 convert_for_assignment.
15851 (build_unary_op): Handle increment and decrement of
15852 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15853 decrement earlier. Fold operand of increment and decrement.
15854 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15855 built for integer operand. Wrap returns that are INTEGER_CSTs
15856 without being integer constant expressions or that have integer
15857 constant operands without being INTEGER_CSTs.
15858 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15859 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15860 result is an integer constant expression or can be used in
15861 unevaluated parts of one and avoid folding and wrap as
15862 appropriate. Fold operands before possibly doing -Wsign-compare
15864 (build_compound_expr): Wrap result for C99 if operands can be used
15865 in integer constant expressions.
15866 (build_c_cast): Update call to digest_init. Do not ignore
15867 overflow from casting floating-point constants to integers. Wrap
15868 results that could be confused with integer constant expressions,
15869 null pointer constants or floating-point constants.
15870 (c_cast_expr): Update call to groktypename. Handle expressions
15871 included in type name.
15872 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15873 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15874 Update calls to convert_for_assignment.
15875 (convert_for_assignment): Take new parameter
15876 null_pointer_constant. Do not strip nops or call
15877 decl_constant_value_for_broken_optimization. Set
15878 in_late_binary_op for conversions to boolean.
15879 (store_init_value): Update call to digest_init.
15880 (digest_init): Take new parameter null_pointer_constant. Do not
15881 call decl_constant_value_for_broken_optimization. pedwarn for
15882 initializers not constant expressions. Update calls to
15883 convert_for_assignment.
15884 (constructor_nonconst): New.
15885 (struct constructor_stack): Add nonconst element.
15886 (really_start_incremental_init, push_init_level, pop_init_level):
15887 Handle constructor_nonconst and nonconst element.
15888 (set_init_index): Call constant_expression_warning for array
15890 (output_init_element): Fold value. Set constructor_nonconst as
15891 applicable. pedwarn for initializers not constant expressions.
15892 Update call to digest_init. Call constant_expression_warning
15893 where constant initializers are required.
15894 (process_init_element): Use c_save_expr.
15895 (c_finish_goto_ptr): Fold expression.
15896 (c_finish_return): Fold return value. Update call to
15897 convert_for_assignment.
15898 (c_start_case): Fold switch expression.
15899 (c_process_expr_stmt): Fold expression.
15900 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15901 ensure statement expression is not evaluated in constant expression.
15902 (build_binary_op): Track whether results are integer constant
15903 expressions or may occur in such, disable folding and wrap results
15904 as applicable. Fold operands for -Wsign-compare warnings unless
15906 (c_objc_common_truthvalue_conversion): Handle results folded to
15907 integer constants that are not integer constant expressions.
15908 * doc/extend.texi: Document when typeof operands are evaluated,
15909 that condition of __builtin_choose_expr is an integer constant
15910 expression, and more about use of __builtin_constant_p in
15913 2009-03-29 Richard Guenther <rguenther@suse.de>
15915 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15916 propagate addresses of array references.
15918 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15920 * regmove.c (perhaps_ends_bb_p): Remove.
15921 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15922 from INSN and check that the main loop stays within that basic block.
15923 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15924 (regmove_forward_pass): Split out from regmove_optimize. Use
15925 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15926 (regmove_backward_pass): Split out from regmove_optimize. Use
15927 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15928 (regmove_optimize): Simplify.
15930 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15933 * config/i386/i386.c (classify_argument): Ignore flexible array
15934 member in struct and warn ABI change.
15936 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15938 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15940 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15941 (ix86_adjust_cost): Updated.
15943 2009-03-29 Jan Hubicka <jh@suse.cz>
15945 PR middle-end/28850
15946 * tree-pass.h (pass_cleanup_eh): New function.
15947 (remove_unreachable_regions): Break code handling RTL
15948 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15949 that can not be reached by runtime.
15950 (can_be_reached_by_runtime): New function.
15951 (label_to_region_map): New function.
15952 (num_eh_regions): New function.
15953 (rtl_remove_unreachable_regions): New function.
15954 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15955 (remove_eh_region): New function.
15956 * except.h: Include sbitmap and vecprim.
15957 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15958 num_eh_regions): Declare.
15959 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15960 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15961 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15962 (tree_empty_eh_handler_p): New function.
15963 (cleanup_empty_eh): New function.
15964 (cleanup_eh): New function.
15965 (pass_cleanup_eh): New function.
15967 2009-03-29 Jan Hubicka <jh@suse.cz>
15969 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15970 for removed regions.
15972 2009-03-29 Jan Hubicka <jh@suse.cz>
15974 * except.c (dump_eh_tree): Dump all datastructures.
15976 2009-03-29 Jan Hubicka <jh@suse.cz>
15978 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15979 (duplicate_eh_regions_1): Likewise.
15980 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15981 vector; call EH verification.
15982 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15983 Be ready for region being removed.
15985 2009-03-29 Jan Hubicka <jh@suse.cz>
15987 * bitmap.c (bitmap_last_set_bit): New function.
15988 * bitmap.h (bitmap_last_set_bit): Declare.
15990 2009-03-29 David Ayers <ayers@fsfe.org>
15993 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15994 by calling objc_compare_types and surpress warnings about
15995 incompatible C pointers that are compatible ObjC pointers.
15997 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15999 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
16000 call initialize_inline_failed.
16001 (initialize_inline_failed): Move it from here ...
16002 * cgraph.c (initialize_inline_failed): ... to here.
16003 (cgraph_create_edge): Call initialize_inline_failed rather than
16004 setting inline_failed directly.
16006 2009-03-29 Ben Elliston <bje@au.ibm.com>
16009 * sysv4.opt (msdata): Improve comment.
16010 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
16011 * sysv4.h (SVR4_ASM_SPEC): Likewise.
16013 2009-03-29 Ben Elliston <bje@au.ibm.com>
16016 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
16017 load and store attributes.
16019 2009-03-29 Ben Elliston <bje@au.ibm.com>
16021 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
16022 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
16023 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
16024 * doc/extend.texi (X86 Built-in Functions): Add index entries for
16025 __builtin_infq and __builtin_huge_valq.
16027 2009-03-28 Anatoly Sokolov <aesok@post.ru>
16029 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
16031 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16032 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
16034 2009-03-28 Xinliang David Li <davidxl@google.com>
16036 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
16037 (do_dbg_cnt): New function.
16039 2009-03-28 Jan Hubicka <jh@suse.cz>
16041 Merge from pretty-ipa:
16043 2009-03-27 Jan Hubicka <jh@suse.cz>
16045 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16046 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
16047 * passes.c (function_called_by_processed_nodes_p): New.
16048 * ipa-pure-const.c (check_call): Fix handling of operands.
16049 (analyze_function): Dump debug output for skipped bodies.
16050 (local_pure_const): Use function_called_by_processed_nodes_p.
16051 * dwarf2out.c (reference_to_unused): Use output.
16052 * passes.c (do_per_function_toporder): Likewise.
16054 2008-11-12 Jan Hubicka <jh@suse.cz>
16056 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
16057 * ipa-pure-const.c (funct_state_d): Add can throw field; make
16058 state_set_in_source enum
16059 (check_decl): Ignore memory tags; do not set fake looping flags;
16061 (check_operand, check_tree, check_rhs_var, check_lhs_var,
16062 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
16063 (check_call, analyze_function): Rewrite.
16065 (add_new_function): Update call of analyze_function.
16066 (generate_summary): Add call of analyze_function.
16067 (propagate): Propagate can_throw; handle state_set_in_source correctly.
16068 (local_pure_const): New function.
16069 (pass_local_pure_const): New pass.
16070 * ipa-inline.c (inline_transform): Set after_inlining.
16071 * tree-eh.c (stmt_can_throw_external): New.
16072 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
16073 work with aliasing built.
16074 * tree-flow.h (stmt_can_throw_external): New.
16075 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
16076 and local pure/const pass in early and late optimization queue.
16078 2009-03-28 Martin Jambor <mjambor@suse.cz>
16080 * fold-const.c (get_pointer_modulus_and_residue): New parameter
16082 (fold_binary): Allow function decl aligment consideration is the
16083 second argument is integer constant one.
16084 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
16085 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
16086 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
16088 2009-03-28 Jan Hubicka <jh@suse.cz>
16090 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
16091 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
16092 * function.h (rtl_data): Add nothrow flag.
16093 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
16094 set DECL_NOTHROW for AVAILABLE functions.
16096 2009-03-28 Jakub Jelinek <jakub@redhat.com>
16098 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
16099 following vector keyword has expansion starting with pixel or bool
16100 keyword, expand vector to __vector and pixel or bool to __pixel or
16104 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
16105 warn_if_disallowed_function_p): Removed.
16106 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
16107 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
16108 warning_if_disallowed_function_p.
16109 * flags.h (warn_if_disallowed_function_p,
16110 warn_disallowed_functions): Removed.
16111 * common.opt (Wdisallowed-function-list=): Removed.
16112 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
16114 2009-03-28 Richard Guenther <rguenther@suse.de>
16116 PR tree-optimization/38723
16117 * tree-ssa-pre.c (compute_avail): Add all default definitions to
16120 2009-03-28 Jan Hubicka <jh@suse.cz>
16122 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
16123 test introduced by my previous patch.
16125 2009-03-28 Richard Guenther <rguenther@suse.de>
16127 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
16128 the PHIs value undefined.
16130 2009-03-28 Jan Hubicka <jh@suse.cz>
16132 * tree-pass.h (pass_fixup_cfg): New pass.
16133 * ipa-inline.c (inline_transform): Set
16134 always_inline_functions_inlined/after_inlining.
16135 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
16136 (pass_fixup_cfg): New pass.
16137 * passes.c (init_optimization_passes): Add fixup_cfg.
16139 2009-03-28 Richard Guenther <rguenther@suse.de>
16141 PR tree-optimization/38458
16142 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
16143 argument use the arguments copy-of value.
16145 2009-03-28 Richard Guenther <rguenther@suse.de>
16147 PR tree-optimization/38180
16148 * tree-ssa-ccp.c (get_default_value): Simplify.
16149 (likely_value): Likewise.
16150 (surely_varying_stmt_p): Properly handle VOP case.
16151 (ccp_initialize): Likewise.
16152 (ccp_fold): Handle propagating through *&.
16153 (fold_const_aggregate_ref): Also handle decls.
16155 2009-03-28 Jan Hubicka <jh@suse.cz>
16157 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16158 * cgraph.h (cgraph_node): Likewise.
16159 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
16160 (cgraph_reset_node): Use process flag.
16161 (cgraph_mark_functions_to_output): Likewise.
16162 (cgraph_expand_function): Likewise.
16163 (cgraph_expand_all_functions): Likewise.
16164 (cgraph_output_in_order): Likewise.
16165 * dwarf2out.c (reference_to_unused): Likewise.
16166 * passes.c do_per_function_toporder): Likewise.
16168 2009-03-28 Jan Hubicka <jh@suse.cz>
16170 Bring from lto-branch:
16172 2008-09-03 Doug Kwan <dougkwan@google.com>
16174 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
16175 enums instead of reason strings.
16176 * cgraph.c (cgraph_create_edge): Same.
16177 (cgraph_inline_failed_string): New function.
16178 * cgraph.h (cgraph_inline_failed_t): New enum type.
16179 (cgraph_inline_failed_string): New prototype.
16180 (struct cgraph_edge): Change type of INLINED_FAILED from constant
16181 char pointer to cgraph_inline_failed_t.
16182 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
16183 (cgraph_default_inline_p): Ditto.
16184 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
16185 to cgraph_inline_failed_t pointer.
16186 * cif-code.def: New file.
16187 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
16189 (cgraph_check_inline_limits): Change type of REASON to pointer to
16190 cgraph_inline_failed_t. Replace reason strings with enums.
16191 (cgraph_default_inline_p): Ditto.
16192 (cgraph_recursive_inlining_p): Ditto.
16193 (update_caller_keys): Change type of FAILED_REASON to
16194 cgraph_inline_failed_t.
16195 (cgraph_set_inline_failed): Change type of REASON to pointer to
16196 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
16197 convert enums to strings for text output.
16198 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
16199 to be of type cgraph_inline_failed_t. Replace reason strings with
16200 enums. Call cgraph_inline_failed_string to covert enums
16201 to strings for text output.
16202 (cgraph_decide_inlining): Replace reason strings with enums.
16203 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
16204 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
16206 * tree-inline.c (expand_call_inline): Change type of REASON
16207 to cgraph_inline_failed_t. Replace reason strings with enums.
16208 Call cgraph_inline_failed_string for text output.
16209 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
16212 2009-03-28 Jan Hubicka <jh@suse.cz>
16214 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
16215 cgraph_clone_node): Remove master clone handling.
16216 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16217 * cgraph.h (master_clone): Remove.
16218 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16219 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
16220 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
16222 2009-03-28 Jan Hubicka <jh@suse.cz>
16224 * cgraph.c (cgraph_function_body_availability): Functions declared
16225 inline are always safe to assume that it is not going to be replaced.
16227 2009-03-28 Richard Guenther <rguenther@suse.de>
16229 PR tree-optimization/38513
16230 * tree-ssa-pre.c (eliminate): Remove redundant stores.
16231 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16232 EXC_PTR_EXPR and FILTER_EXPR.
16233 (get_ref_from_reference_ops): Likewise.
16235 2009-03-28 Richard Guenther <rguenther@suse.de>
16237 PR tree-optimization/38968
16238 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
16239 Use FLOOR_MOD_EXPR to compute misalignment.
16241 2009-03-28 Richard Guenther <rguenther@suse.de>
16243 PR tree-optimization/37795
16244 * tree.h (combine_comparisons): Declare.
16245 * fold-const.c (combine_comparisons): Export.
16246 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
16248 (ifcombine_iforif): Use combine_comparisons.
16250 2009-03-28 Jan Hubicka <jh@suse.cz>
16252 * tree-eh.c (inlinable_call_p): New function.
16253 (make_eh_edges): Use it.
16254 (verify_eh_edges): Use it.
16255 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
16256 * except.c (reachable_next_level): Add inlinable_function argument
16257 (sjlj_find_directly_reachable_regions): Update.
16258 (add_reachable_handler): Do not set saw_any_handlers.
16259 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
16260 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16261 Add new inlinable call parameter.
16262 (can_throw_internal, can_throw_external): Update.
16263 * except.h (can_throw_internal_1, can_throw_external_1,
16264 foreach_reachable_handler): Update declaration.
16266 2009-03-28 Joseph Myers <joseph@codesourcery.com>
16268 * config/arm/t-arm-coff, config/h8300/coff.h,
16269 config/i386/i386-aout.h, config/i386/i386-coff.h,
16270 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
16271 config/pdp11/2bsd.h, config/rs6000/aix41.h,
16272 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
16273 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
16274 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
16275 sys-types.h: Remove.
16276 * Makefile.in: Remove protoize and fixproto support and references
16278 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
16279 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
16281 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
16282 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
16283 unprotoize$(exeext).
16284 (rest.encap): Don't depend on $(STMP_FIXPROTO)
16285 (.PHONY): Don't depend on proto.
16286 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
16287 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
16288 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
16289 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
16290 build/gen-protos.o, build/scan.o, xsys-protos.h,
16291 build/fix-header$(build_exeext), build/fix-header.o,
16292 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
16293 stmp-install-fixproto): Remove.
16294 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
16295 SYSCALLS.c or fixproto files.
16296 (install-common): Don't install protoize.
16297 (install-headers-tar, install-headers-cpio, install-headers-cp):
16298 Don't depend on $(STMP_FIXPROTO).
16299 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
16300 install fixproto files or write out fixproto settings.
16301 (uninstall): Don't uninstall protoize.
16302 * config.gcc (use_fixproto): Remove.
16303 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
16304 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
16305 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
16306 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
16307 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
16308 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
16309 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
16310 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
16311 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
16312 * config/t-vxworks (STMP_FIXPROTO): Remove.
16313 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
16314 STMP_FIXPROTO): Remove.
16315 * config.in, configure: Regenerate.
16316 * crtstuff.c (gid_t, uid_t): Don't undefine.
16317 * doc/install.texi: Change m68k-coff to m68k-elf in example.
16318 (arm-*-coff, arm-*-aout: Remove target entries.
16319 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
16320 Remove mention of AIX 4.1.
16321 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
16322 * doc/invoke.texi (Running Protoize): Remove.
16323 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
16324 (Protoize Caveats): Remove.
16325 * tsystem.h: Update comments on headers assumed to exist.
16327 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
16329 * genautomata.c: Add a new year to the copyright. Add a new
16331 (struct insn_reserv_decl): Add comments for member bypass_list.
16332 (find_bypass): Remove.
16333 (insert_bypass): New.
16334 (process_decls): Use insert_bypass.
16335 (output_internal_insn_latency_func): Output all bypasses with the
16336 same input insn in one switch case.
16338 * rtl.def (define_bypass): Describe bypass choice.
16339 * doc/md.texi (define_bypass): Ditto.
16341 2009-03-27 Richard Guenther <rguenther@suse.de>
16343 * gimplify.c (mark_addressable): Export.
16344 * tree-flow.h (mark_addressable): Declare.
16345 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
16346 * tree-ssa.c (verify_phi_args): Verify that address taken
16347 variables have TREE_ADDRESSABLE set.
16349 2009-03-27 Richard Guenther <rguenther@suse.de>
16351 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
16352 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
16353 Do not mark decls TREE_ADDRESSABLE.
16354 (build_fold_addr_expr): Adjust.
16355 (fold_addr_expr): Remove.
16356 (fold_unary): Use build_fold_addr_expr.
16357 (fold_comparison): Likewise.
16358 (split_address_to_core_and_offset): Likewise.
16359 * coverage.c (tree_coverage_counter_addr): Mark the array decl
16361 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
16362 (gimplify_modify_expr_to_memcpy): Mark source and destination
16364 * omp-low.c (create_omp_child_function): Mark the object decl
16366 (lower_rec_input_clauses): Mark the var we take the address of
16368 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
16370 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16372 PR middle-end/39315
16373 * cfgexpand.c (expand_one_stack_var_at): Change alignment
16374 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
16376 2009-03-27 Richard Guenther <rguenther@suse.de>
16378 PR tree-optimization/39120
16379 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
16381 (handle_lhs_call): Process return constraints. Add escape
16382 constraints if necessary.
16383 (handle_const_call): Fill out return constraints. Make nested
16384 case more precise. Avoid consttmp if possible.
16385 (handle_pure_call): Fill out return constraints. Avoid
16386 callused if possible.
16387 (find_func_aliases): Simplify call handling.
16389 2009-03-27 Richard Guenther <rguenther@suse.de>
16391 PR tree-optimization/39120
16392 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
16393 as a representative.
16394 (solve_graph): Do propagate CALLUSED.
16395 (handle_pure_call): Use a scalar constraint from CALLUSED for
16397 (find_what_p_points_to): CALLUSED shall not appear in poins-to
16400 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16403 * c-common.c (handle_aligned_attribute): Properly check alignment
16404 overflow. Use (1U << i) instead of (1 << i).
16406 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
16408 * expr.h (get_mem_align_offset): Updated.
16410 * tree.h (tree_decl_common): Change align to "unsigned int" and
16411 move it before pointer_alias_set.
16413 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16414 Jakub Jelinek <jakub@redhat.com>
16417 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
16418 gr_register_operand with gr_reg_or_0_operand.
16419 (cmpxchg_rel_di): Likewise.
16420 (sync_lock_test_and_set<mode>): Likewise.
16422 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16424 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
16425 (true_regnum): Likewise.
16427 * rtlanal.c (subreg_info): Moved to ...
16428 * rtl.h (subreg_info): Here. New.
16429 (subreg_get_info): New.
16431 * rtlanal.c (subreg_get_info): Make it extern.
16433 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16436 * config/i386/i386.c (ix86_abi): New.
16437 (override_options): Handle -mabi=.
16438 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
16439 (ix86_call_abi_override): Likewise.
16440 (init_cumulative_args): Likewise.
16441 (function_arg_advance): Likewise.
16442 (function_arg_64): Likewise.
16443 (function_arg): Likewise.
16444 (ix86_pass_by_reference): Likewise.
16445 (ix86_function_value_regno_p): Likewise.
16446 (ix86_build_builtin_va_list_abi): Likewise.
16447 (setup_incoming_varargs_64): Likewise.
16448 (is_va_list_char_pointer): Likewise.
16449 (ix86_init_machine_status): Likewise.
16450 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
16451 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16452 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16453 (ix86_function_abi): Make it static and return enum calling_abi.
16454 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16456 (ix86_fn_abi_va_list): Updated.
16458 * config/i386/i386.h (ix86_abi): New.
16459 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16460 (CONDITIONAL_REGISTER_USAGE): Likewise.
16461 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16462 (machine_function): Likewise.
16464 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16466 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16467 (STACK_BOUNDARY): Likewise.
16468 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16470 * config/i386/i386.opt (mabi=): New.
16472 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16473 return enum calling_abi.
16474 (ix86_function_type_abi): Likewise.
16475 (ix86_function_abi): Removed.
16477 * doc/invoke.texi: Document -mabi= option for x86.
16479 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16481 * builtins.c (real_dconstp): Delete.
16482 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16484 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16485 Jakub Jelinek <jakub@redhat.com>
16488 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16489 (gen_subprogram_die): When a function is explicit, generate the
16490 DW_AT_explicit attribute.
16491 * langhooks.h (struct lang_hooks_for_decls): Add
16492 function_decl_explicit_p langhook.
16493 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16494 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16496 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16498 * builtins.c (fold_builtin_memory_op): Optimize memmove
16499 into memcpy if we can prove source and destination don't overlap.
16501 * tree-inline.c: Include gt-tree-inline.h.
16502 (clone_fn_id_num): New variable.
16503 (clone_function_name): New function.
16504 (tree_function_versioning): Use it.
16505 * Makefile.in (GTFILES): Add tree-inline.c.
16507 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16509 * BASE-VER: Change to 4.5.0.
16511 2009-03-27 Xinliang David Li <davidxl@google.com>
16513 PR tree-optimization/39557
16514 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16516 2009-03-27 Xinliang David Li <davidxl@google.com>
16518 PR tree-optimization/39548
16519 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16522 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16524 * c-common.c (pointer_int_sum): Use %wd on return from
16527 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16529 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16530 on return from tree_low_cst.
16532 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16535 * ginclude/stdarg.h (va_copy): Define also for
16536 __GXX_EXPERIMENTAL_CXX0X__.
16538 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16541 * builtins.h (c_strlen): Do not warn here.
16542 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16543 * c-common.c (pointer_int_sum): Take an explicit location.
16544 Warn about offsets out of bounds.
16545 * c-common.h (pointer_int_sum): Adjust declaration.
16547 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16549 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16552 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16555 * opts.c (warn_if_disallowed_function_p): Don't assume
16556 get_callee_fndecl must return non-NULL.
16558 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16560 PR rtl-optimization/39522
16561 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16562 when reg_reloaded_valid is set.
16564 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16566 * config/spu/divv2df3.c: New file.
16567 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16568 (DPBIT_FUNCS): Filter out _div_df.
16570 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16572 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16573 a jump insn, count that jump in the distance to the loop start.
16575 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16578 * config/sh/sh.c (calc_live_regs): Fix condition for global
16579 registers except PIC_OFFSET_TABLE_REGNUM.
16581 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16584 * doc/invoke.texi (-mconsole): New.
16586 (-mno-cygwin): New.
16588 (-mnop-fun-dllimport): New.
16592 (sub section "i386 and x86-64 Windows Options"): New.
16594 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16596 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16597 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16599 2009-03-25 Richard Guenther <rguenther@suse.de>
16601 PR middle-end/39497
16602 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16605 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16607 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16608 neither of haifa/selective schedulers are working.
16610 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16612 * doc/invoke.texi (Debugging Options): Fix description of
16613 -fno-merge-debug-strings.
16615 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16617 * config/cris/libgcc.ver: New version-script.
16618 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16620 * configure.ac <GAS features, nop mnemonic>: Add pattern
16621 crisv32-*-* for "nop".
16622 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16623 * configure: Regenerate.
16625 2009-03-24 Ira Rosen <irar@il.ibm.com>
16627 PR tree-optimization/39529
16628 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16629 mark_sym_for_renaming for the tag copied to the new vector
16632 2009-03-24 Arthur Loiret <aloiret@debian.org>
16634 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16635 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16636 EXTRA_SPEC_FUNCTIONS.
16637 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16638 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16639 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16640 -march and -mtune options.
16642 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16644 * config/m68k/t-rtems: Add m5329 multilib.
16646 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16647 Jakub Jelinek <jakub@redhat.com>
16650 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16653 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16656 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16657 instead of c_parser_expression_conv, if original_code isn't one of the
16658 4 allowed comparison codes, fail.
16660 2009-03-23 Richard Guenther <rguenther@suse.de>
16662 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16663 * tree.h (struct tree_type): Likewise.
16664 * reload.h (struct insn_chain): Likewise.
16665 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16666 * function.h (struct function): Likewise.
16667 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16669 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16671 PR tree-optimization/39516
16672 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16674 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16676 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16677 should be set true if BITS_PER_WORD of target is bigger than 32
16679 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16681 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16682 Translate -B-options to -rpath-link. Correct existing
16683 rpath-link and conditionalize on !nostdlib.
16685 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16687 * doc/extend.texi (Function Attributes, Variable Attributes):
16689 * doc/invoke.texi (Debugging Options, Optimize Options)
16690 (i386 and x86-64 Options, MCore Options): Likewise.
16692 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16695 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16696 it for block local namespace aliases.
16697 (gen_decl_die): Pass context_die to gen_namespace_die.
16699 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16702 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16703 minimum or maximum value.
16705 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16707 * reginfo.c (globalize_reg): Recompute derived reg sets.
16709 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16712 * libgcc2.c (mprotect): Do not use signed arguments for
16713 VirtualProtect, use DWORD arguments. Also fix the 'may
16714 be used uninitialized' warning for the np variable.
16716 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16719 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16720 functions using regparm calling conventions when not optimizing.
16721 (ix86_function_sseregparm): Similarly for sseregparm calling
16724 2009-03-19 Li Feng <nemokingdom@gmail.com>
16726 PR middle-end/39500
16727 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16728 dependence if the first conflict is after niter iterations.
16730 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16732 PR middle-end/38609
16733 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16734 functions with dynamic stack-pointer adjustments.
16736 2009-03-19 Ben Elliston <bje@au.ibm.com>
16738 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16739 option; change to -msdata=data.
16741 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16743 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16746 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16749 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16751 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16753 * doc/invoke.texi (Code Gen Options): Expand discussion of
16756 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16758 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16759 * matrix-reorg.c (struct matrix_info): Likewise.
16760 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16761 * rtl.h (struct mem_attrs): Likewise.
16762 * df.h (struct df): Likewise.
16763 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16764 * ira-int.h (struct ira_allocno): Likewise.
16765 * df-scan.c (struct df_collection_rec): Likewise.
16766 * ira.c (struct equivalence): Likewise.
16767 * function.c (struct temp_slot): Likewise.
16768 * cfgloop.h (struct loop): Likewise.
16771 * function.c (use_register_for_decl): When not optimizing, disregard
16772 register keyword for variables with types containing methods.
16774 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16776 PR middle-end/39447
16777 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16778 (is_simple_operand): Call contains_component_ref_p before calling data
16779 reference analysis that would fail on COMPONENT_REFs.
16781 * tree-vrp.c (search_for_addr_array): Fix formatting.
16783 2009-03-18 Richard Guenther <rguenther@suse.de>
16785 * tree-vect-transform.c (vect_loop_versioning): Fold the
16786 generated comparisons.
16787 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16788 (slpeel_tree_peel_loop_to_edge): Likewise.
16790 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16792 PR middle-end/37805
16793 * opts.c (print_specific_help): In addition to `undocumented',
16794 accept `separate' and `joined' flags if passed alone. Describe
16795 output by the first matched one of those.
16796 (common_handle_option): Skip over empty strings.
16797 * gcc.c (display_help): Fix help string for `--help='.
16798 * doc/invoke.texi (Option Summary, Overall Options): With
16799 `--help=', classes and qualifiers can both be repeated, but
16800 only the latter can be negated. One should not pass only
16801 negated qualifiers. Fix markup and examples.
16804 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16805 PR middle-end/37805
16806 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16807 and -fhelp=separate.
16809 2009-03-17 Jing Yu <jingyu@google.com>
16811 PR middle-end/39378
16812 * function.h (struct rtl_data): Move is_thunk from here...
16813 (struct function): ...to here.
16814 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16815 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16817 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16819 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16820 (alpha_output_function_end_prologue): Likewise.
16821 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16822 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16823 (rs6000_output_function_epilogue): Likewise.
16824 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16826 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16829 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16830 from different units in a single alternative.
16831 (*truncdfsf_i387): Ditto.
16832 (*truncxfsf2_mixed): Ditto.
16833 (*truncxfdf2_mixed): Ditto.
16835 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16837 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16838 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16841 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16842 unused non-artificial variables when not optimizing.
16845 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16846 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16847 NAMESPACE_DECL in its DECL_INITIAL.
16849 PR middle-end/39443
16850 * optabs.c (set_user_assembler_libfunc): New function.
16851 * expr.h (set_user_assembler_libfunc): New prototype.
16852 * c-common.c: Include libfuncs.h.
16853 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16854 for memcmp, memset, memcpy, memmove and abort.
16855 * Makefile.in (c-common.o): Depend on libfuncs.h.
16858 * dwarf2out.c (gen_inlined_enumeration_type_die,
16859 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16860 gen_tagged_type_instantiation_die): Removed.
16861 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16864 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16867 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16869 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16870 (check-parallel-%): Ditto.
16871 (check-consistency): Ditto.
16873 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16875 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16876 local variable rhs by NULL_TREE.
16878 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16881 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16883 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16886 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16888 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16891 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16892 for ms->sysv ABI calls only in 64bit mode.
16894 * config/i386/i386.md (untyped_call): Support 32bit.
16896 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16898 * doc/extend.texi: Replace x86_65 with x86_64.
16900 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16902 PR tree-optimization/39455
16903 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16904 mismatches for POINTER_TYPE_P (type).
16905 (number_of_iterations_le): Likewise.
16907 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16909 * config/picochip/picochip.c: Removed profiling support.
16910 * config/picochip/picochip.md: Removed profiling instruction.
16911 * config/picochip/picochip.h: Removed profiling builtin.
16913 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16915 * doc/install.texi (--with-host-libstdcxx): Document.
16917 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16920 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16921 generate a warning if the function name does not begin with
16922 "__vector" and the function has either the 'signal' or 'interrupt'
16923 attribute, from here to ...
16924 (avr_declare_function_name): ...here. New function.
16925 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16926 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16928 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16931 * cse.c (fold_rtx): Don't modify original const_arg1 when
16932 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16933 separate variable instead.
16934 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16935 from out of range shift counts.
16936 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16938 2009-03-13 Catherine Moore <clm@codesourcery.com>
16940 * config/i386/x-mingw32 (host-mingw32.o): Replace
16941 diagnostic.h with $(DIAGNOSTIC_H).
16943 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16946 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16948 * config/i386/sync.md (sync_compare_and_swap<mode>,
16949 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16950 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16952 (sync_double_compare_and_swapdi_pic,
16953 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16954 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16956 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16959 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16961 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16964 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16965 (avx_addsubv4df3): Likewise.
16966 (*avx_addsubv4sf3): Likewise.
16967 (sse3_addsubv4sf3): Likewise.
16969 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16972 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16974 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16977 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16978 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16979 registers for allocnos created from user-defined variables.
16981 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16984 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16985 of non-integer mode as well.
16987 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16989 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16990 for functions for which the parameter types are unknown.
16992 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16995 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16996 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16997 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16998 * config/i386/i386.c (ix86_local_alignment): For
16999 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
17000 long long variables on the stack to avoid dynamic realignment.
17001 Allow the first argument to be a decl rather than type.
17002 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
17004 2009-03-11 Nick Clifton <nickc@redhat.com>
17007 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
17009 Add description to mno-lsim option.
17010 * config/mcore/mcore.h: Remove comment about deprecated m4align
17012 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
17013 * doc/invoke.texi: Add description of mno-lsim and
17014 mstack-increment options.
17016 * config/fr30/fr30.opt: Document the -mno-lsim option.
17017 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
17018 and -mno-lsim options.
17020 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17022 * fold-const.c (fold_comparison): Only call fold_inf_compare
17023 if the mode supports infinities.
17025 2009-03-11 Jason Merrill <jason@redhat.com>
17028 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
17029 end already did. Notice GIMPLE_CALL modifications of the result.
17030 Don't copy debug information from an ignored decl or a decl from
17033 2009-03-10 Richard Guenther <rguenther@suse.de>
17034 Nathan Froyd <froydnj@codesourcery.com>
17036 PR middle-end/37850
17037 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
17038 (__divMODE3): Likewise.
17040 2009-03-09 Jakub Jelinek <jakub@redhat.com>
17042 PR tree-optimization/39394
17043 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
17044 DECL_SIZE_UNIT of variable length FIELD_DECLs.
17046 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17048 * recog.c (verfiy_changes): Disallow renaming of hard regs in
17049 inline asms for register asm ("") declarations.
17051 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
17053 * fold-const.c (fold_unary): Fix comment.
17055 2009-03-07 Jan Hubicka <jh@suse.cz>
17058 * tree-inline.c (setup_one_parameter): Do replacement of const
17059 argument by constant in SSA form.
17061 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17063 PR middle-end/38028
17064 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
17065 determine alignment passed to assign_stack_local.
17066 (assign_parms_unsplit_complex): Likewise.
17067 * except.c (sjlj_build_landing_pads): Likewise.
17069 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17071 PR middle-end/39360
17072 * tree-flow.h (add_referenced_var): Return bool instead of void.
17073 * tree-dfa.c (add_referenced_var): Return result of
17074 referenced_var_check_and_insert call.
17075 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
17076 of referenced_var_check_and_insert.
17079 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
17080 (gen_variable_die): Emit DW_AT_location on abstract static variable's
17081 DIE, don't emit it if abstract origin already has it.
17082 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
17083 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
17085 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17087 * genpreds.c (needs_variable): Fix parentheses at variable name
17089 (write_tm_constrs_h): Indent generated code.
17091 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17093 * doc/extend.texi (Function Attributes): Add documentation
17094 for isr attributes.
17096 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17099 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
17100 take locus from its DECL_SOURCE_LOCATION instead of input_location.
17102 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17104 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
17107 2009-03-05 Jakub Jelinek <jakub@redhat.com>
17110 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
17111 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
17113 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
17115 * config/i386/i386.md (R8_REG, R9_REG): New constants.
17116 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
17117 constants instead of magic numbers.
17118 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
17120 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
17121 (x86_64_ms_abi_int_parameter_registers): Ditto.
17122 (x86_64_int_return_registers): Ditto.
17123 (ix86_maybe_switch_abi): Ditto.
17124 (ix86_expand_call): Ditto for clobbered_registers array.
17125 (ix86_hard_regno_mode_ok): Ditto.
17126 (x86_extended_QIreg_mentioned_p): Ditto.
17128 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
17130 PR tree-optimization/39349
17131 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
17133 * combine.c (gen_lowpart_for_combine): Use omode when generating
17136 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
17138 PR rtl-optimization/39235
17139 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
17141 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17143 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
17145 2009-03-04 Richard Guenther <rguenther@suse.de>
17147 PR tree-optimization/39362
17148 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
17149 that occur in abnormal PHIs should be varying.
17151 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17153 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
17155 (simple_iv): Take loop as an argument instead of statement.
17156 * tree-scalar-evolution.h (simple_iv): Declaration changed.
17157 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
17159 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
17161 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
17162 * matrix-reorg.c (analyze_transpose): Ditto.
17163 * tree-data-ref.c (dr_analyze_innermost): Ditto.
17164 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
17165 * tree-predcom.c (ref_at_iteration): Ditto.
17166 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
17168 2009-03-04 Richard Guenther <rguenther@suse.de>
17170 PR tree-optimization/39358
17171 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
17172 escaped_id and callused_id.
17173 (solve_graph): Likewise.
17175 2009-03-04 Richard Guenther <rguenther@suse.de>
17177 PR tree-optimization/39339
17178 * tree-sra.c (try_instantiate_multiple_fields): Make it
17179 no longer ICE on the above.
17181 2009-03-03 Joseph Myers <joseph@codesourcery.com>
17183 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
17184 that fits within Pmode.
17186 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17188 PR middle-end/10109
17189 * tm.texi (LIBCALL_VALUE): Update description.
17191 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17193 PR middle-end/34443
17194 * doc/extend.texi (section): Update description.
17196 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
17198 PR middle-end/39345
17199 * tree-inline.c (remapped_type): New.
17200 (can_be_nonlocal): Call remapped_type instead of remap_type.
17202 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17205 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
17206 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
17208 2009-03-03 Richard Guenther <rguenther@suse.de>
17210 PR middle-end/39272
17211 * tree.c (tree_nonartificial_location): New function.
17212 * tree.h (tree_nonartificial_location): Declare.
17213 * builtins.c (expand_builtin_memory_chk): Provide location
17214 of the call location for artificial function pieces.
17215 (maybe_emit_chk_warning): Likewise.
17216 (maybe_emit_sprintf_chk_warning): Likewise.
17217 (maybe_emit_free_warning): Likewise.
17218 * expr.c (expand_expr_real_1): Likewise.
17220 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17222 PR tree-optimization/39343
17223 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
17224 COMPONENT_REF t has ARRAY_TYPE.
17226 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
17228 PR middle-end/39335
17229 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
17230 when the type precision of the induction variable should be
17231 larger than the type precision of nit.
17232 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
17233 * graphite.c (graphite_loop_normal_form): Same.
17234 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
17236 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17238 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
17239 (*call_1_rex64_ms_sysv): Use named constants instead of magic
17240 numbers to describe clobbered registers.
17241 (*call_value_0_rex64_ms_sysv): Ditto.
17242 * config/i386/mmx.md (mmx_emms): Ditto.
17243 (mmx_femms): Ditto.
17245 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
17247 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
17250 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17252 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
17253 (spu_section_type_flags): New function.
17255 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17257 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
17258 reg_class_contents of FLOAT_REGS into a temporary.
17260 2009-03-02 Richard Guenther <rguenther@suse.de>
17261 Ira Rosen <irar@il.ibm.com>
17263 PR tree-optimization/39318
17264 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
17265 information to the vectorized statement.
17267 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
17269 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
17270 variable. Use defined names instead of magic constants for REX SSE
17273 2009-03-01 Richard Guenther <rguenther@suse.de>
17275 PR tree-optimization/39331
17276 * omp-low.c (lower_send_shared_vars): Do not receive new
17277 values for the reference of DECL_BY_REFERENCE parms or results.
17279 2009-03-01 Jan Hubicka <jh@suse.cz>
17282 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
17283 BLOCK_NONLOCALIZED_VAR): New macros.
17284 (tree_block): Add nonlocalized_vars.
17285 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
17286 gen_decl_die): Add origin argument. Allow generation of die with
17287 origin at hand only.
17288 (gen_member_die, gen_type_die_with_usage, force_decl_die,
17289 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
17291 (gen_block_die): Fix checking for unused blocks.
17292 (process_scope_var): Break out from .... ; work with origins only.
17293 (decls_for_scope) ... here; process nonlocalized list.
17294 (dwarf2out_ignore_block): Look for nonlocalized vars.
17295 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
17297 (dump_scope_block): Dump them.
17298 * tree-inline.c (remap_decls): Handle nonlocalized vars.
17299 (remap_block): Likewise.
17300 (can_be_nonlocal): New predicate.
17301 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
17303 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17305 * configure: Regenerate.
17307 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17309 * optc-gen.awk: No need to duplicate option flags twice.
17310 Reuse help texts for duplicate options which do not have any.
17312 * gcc.c (display_help): Document --version.
17314 * gcc.c (main): If print_help_list and verbose_flag, ensure
17315 driver output comes before subprocess output.
17317 * optc-gen.awk: Assign all remaining fields to help string,
17318 space-separated, for multi-line help in *.opt.
17320 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
17321 -Wno-pedantic-ms-format is for MinGW targets only.
17323 * doc/options.texi (Option file format): Fix bad indentation,
17324 restoring dropped sentence.
17326 2009-02-28 Jan Hubicka <jh@suse.cz>
17328 * tree-inline.c (tree_function_versioning): Output debug info.
17330 2009-02-28 Jan Hubicka <jh@suse.cz>
17333 * tree-inline.c (setup_one_parameter): Do not copy propagate
17334 arguments when not optimizing.
17336 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
17339 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17340 (avx_addsubv4df3): Likewise.
17341 (*avx_addsubv4sf3): Likewise.
17342 (sse3_addsubv4sf3): Likewise.
17343 (*avx_addsubv2df3): Likewise.
17344 (sse3_addsubv2df3): Likewise.
17345 (avx_unpckhps256): Correct item selectors.
17346 (avx_unpcklps256): Likewise.
17347 (avx_unpckhpd256): Likewise.
17348 (avx_unpcklpd256): Likewise.
17350 2009-02-28 Jan Hubicka <jh@suse.cz>
17352 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
17354 (copy_arguments_for_versioning): If var is declared don't declare it.
17355 (tree_function_versioning): First setup substitutions and then copy
17358 2009-02-27 Jan Hubicka <jh@suse.cz>
17361 * cgraph.h (varpool_output_debug_info): Remove.
17362 * cgraphunit.c (varpool_output_debug_info): Remove.
17363 * dwarf2out.c (deferred_locations_struct): New struct
17364 (deferred_locations): New type.
17365 (deferred_locations_list): New static var.
17366 (deffer_location): New function.
17367 (gen_variable_die): Use it.
17368 (decls_for_scope): Output info on local static vars.
17369 (dwarf2out_finish): Process deferred locations.
17370 * varpool.c (varpool_output_debug_info): Remove.
17372 2009-02-27 Jan Hubicka <jh@suse.cz>
17375 * tree.h (TREE_PROTECTED): Fix comment.
17376 (BLOCK_HANDLER_BLOCK): Remove.
17377 (struct tree_block): Remove handler_block add body_block.
17378 (inlined_function_outer_scope_p): New.
17379 (is_body_block): Remove.
17380 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
17381 * dwarf2out.c (is_inlined_entry_point): Remove.
17382 (add_high_low_attributes): Use inlined_function_outer_scope_p.
17383 (gen_block_die): Use is_inlined_entry_point check. Remove body block
17385 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
17386 * gimplify.c (gimplify_expr): Gimplify body blocks.
17387 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
17388 block with multiple subblocks.
17389 (dump_scope_block): Prettier output; dump more flags and info.
17390 (dump_scope_blocks): New.
17391 (remove_unused_locals): Use dump_scope_blocks.
17392 * tree-flow.h (dump_scope_blocks): Declare.
17393 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
17394 * stmt.c (is_body_block): Remove.
17395 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
17396 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
17398 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
17400 PR middle-end/39308
17401 * graphite.c (graphite_loop_normal_form): Do not call
17402 number_of_iterations_exit from a gcc_assert.
17404 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17406 * config/s390/s390.c (s390_swap_cmp): Look for conditional
17407 jumps if COND is NULL.
17408 (find_cond_jump): New function.
17409 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
17410 * config/s390/s390.md: Remove z10_cobra attribute value.
17412 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
17414 * config/alpha/alpha.h (alpha_expand_mov): Return false if
17415 force_const_mem returns NULL_RTX.
17417 2009-02-26 Jan Hubicka <jh@suse.cz>
17420 * cgraph.h (varpool_output_debug_info): Remove.
17421 * cgraphunit.c (varpool_output_debug_info): Remove.
17422 * dwarf2out.c (deferred_locations_struct): New struct
17423 (deferred_locations): New type.
17424 (deferred_locations_list): New static var.
17425 (deffer_location): New function.
17426 (gen_variable_die): Use it.
17427 (decls_for_scope): Output info on local static vars.
17428 (dwarf2out_finish): Process deferred locations.
17429 * varpool.c (varpool_output_debug_info): Remove.
17431 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
17433 PR rtl-optimization/39241
17434 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
17435 to subreg_offset_representable_p.
17437 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17439 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
17440 execute function prototype. Get f and nregs from max_reg_num
17441 and get_insns. Remove the first backward pass as it's dead,
17442 guard the forward pass by flag_expensive_optimizations.
17443 (rest_of_handle_regmove): Delete.
17444 (pass_regmove): Replace it with regmove_optimize.
17446 2009-02-25 Martin Jambor <mjambor@suse.cz>
17448 PR tree-optimization/39259
17449 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
17450 calls_alloca function flags.
17451 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17452 calls are detected.
17454 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17456 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17457 flags_set_1_rtx, flags_set_1_set): Delete.
17458 (regmove_optimize): Do not call mark_flags_life_zones.
17460 2009-02-24 Julian Brown <julian@codesourcery.com>
17463 * config/arm/arm.c (require_pic_register): Only set
17464 cfun->machine->pic_reg once per function.
17466 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17468 * doc/invoke.texi (Link Options): Document an easier way to pass
17469 options that take arguments to the GNU linker using -Xlinker and -Wl.
17471 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17474 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17476 2009-02-24 Richard Guenther <rguenther@suse.de>
17479 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17481 2009-02-24 Richard Guenther <rguenther@suse.de>
17482 Zdenek Dvorak <ook@ucw.cz>
17484 PR tree-optimization/39233
17485 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17486 from converting them to a generic type.
17488 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17490 PR tree-optimization/39260
17491 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17492 contains a condition with a real type.
17493 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17495 2009-02-23 Jason Merrill <jason@redhat.com>
17498 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17499 narrowing_initializer_constant_valid_p.
17500 (narrowing_initializer_constant_valid_p): Don't return
17501 null_pointer_node for adding a pointer to itself.
17503 2009-02-23 Jan Hubicka <jh@suse.cz>
17506 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17509 2009-02-23 Jan Hubicka <jh@suse.cz>
17511 PR tree-optimization/37709
17512 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17513 * tree.h (block_ultimate_origin): Declare.
17514 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17515 * tree-ssa-live.c (remove_unused_scope_block_p):
17516 Eliminate blocks containig no instructions nor live variables nor
17518 (dump_scope_block): New function.
17519 (remove_unused_locals): Enable removal of dead blocks by default;
17520 enable dumping at TDF_DETAILS.
17522 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17524 * config/i386/i386.c (classify_argument): Don't allow COImode
17526 (function_arg_advance_32): Don't allow OImode.
17527 (function_arg_32): Likewise.
17528 (function_value_32): Likewise.
17529 (return_in_memory_32): Likewise.
17530 (function_arg_64): Remove OImode comment.
17532 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17535 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17536 ix86_expand_vector_set for V4DImode in 64bit mode only.
17537 (ix86_expand_vector_init_one_var): Likewise.
17539 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17541 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17543 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17546 * loop-iv.c: Revert last change.
17547 * emit-rtl.c: Likewise.
17549 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17552 * config/i386/i386.c (type_natural_mode): Remove an extra
17553 space in the warning message.
17554 (function_value_32): Handle 32-byte vector modes.
17555 (return_in_memory_32): Likewise.
17557 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17559 * loop-iv.c (truncate_value): New function.
17560 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17562 (lowpart_subreg): Move to...
17563 * emit-rtl.c: ...here.
17565 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17567 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17568 accidental and undocumented change at revision 140860.
17570 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17572 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17573 take gimple_seq * arguments.
17574 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17575 types_compatible_p langhook.
17577 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17578 Joseph Myers <joseph@codesourcery.com>
17580 * config/arm/arm.c (arm_builtin_va_list): New function.
17581 (arm_expand_builtin_va_start): Likewise.
17582 (arm_gimplify_va_arg_expr): Likewise.
17583 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17584 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17585 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17586 (va_list_type): New variable.
17587 (arm_mangle_type): Mangle va_list_type appropriately.
17589 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17591 PR middle-end/39157
17592 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17593 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17594 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17595 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17596 parameter to 1000 for -O1 by default.
17597 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17599 * loop-invariant.c: Include params.h.
17600 (move_loop_invariants): Don't call move_single_loop_invariants on
17603 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17605 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17606 offset when calculating bounds for indexing stack_usage_map. Fixes
17607 a buffer overflow with certain target setups.
17609 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17612 * calls.c (expand_call): Clear try_tail_call if caller and callee
17613 disagree in promotion of function return value.
17615 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17618 * c-common.c (c_determine_visibility): If visibility changed and
17619 DECL_RTL has been already set, call make_decl_rtl to update symbol
17622 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17625 * varasm.c (assemble_variable): Don't check DECL_NAME when
17626 globalizing a variable.
17628 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17631 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17632 expression before any __builtin_trap call.
17633 * c-typeck.c (build_function_call): Convert and check function
17634 arguments before generating a call to a trap. Evaluate the
17635 function arguments before the trap.
17637 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17640 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17641 (UNSPEC_FXAM_MEM): New unspec.
17642 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17643 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17644 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17646 2009-02-19 Richard Guenther <rguenther@suse.de>
17648 PR tree-optimization/39207
17649 PR tree-optimization/39074
17650 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17651 storedanything_tree): New.
17652 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17653 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17654 (build_succ_graph): Add edges from STOREDANYTHING to all
17656 (init_base_vars): Initialize STOREDANYTHING.
17657 (compute_points_to_sets): Free substitution info after
17658 building the succ graph.
17659 (ipa_pta_execute): Likewise.
17661 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17663 (do_ds_constraint): Do not add to special var or non-pointer
17665 (type_could_have_pointers): Split out from ...
17666 (could_have_pointers): ... here. For arrays use the element type.
17667 (create_variable_info_for): Initialize may_have_pointers.
17668 (new_var_info): Likewise.
17669 (handle_lhs_call): Make the HEAP variable unknown-sized.
17670 (intra_create_variable_infos): Use a type with pointers for
17671 PARM_NOALIAS, make it unknown-sized.
17673 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17676 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17678 2009-02-18 Jason Merrill <jason@redhat.com>
17681 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17682 value if DECL_EXTERNAL.
17683 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17684 * target.h (gcc_target::binds_local_p): Clarify "module".
17685 * tree.h (TREE_PUBLIC): Clarify "module".
17687 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17690 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17691 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17693 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17696 * c.opt (Wabi): Support C and ObjC.
17699 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17701 * config/i386/i386.c (classify_argument): Warn once about the ABI
17702 change when passing union with long double.
17704 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17706 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17709 * c-parser.c (c_parser_compound_statement): Always enter and leave
17712 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17715 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17717 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17719 PR tree-optimization/36922
17720 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17721 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17724 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17726 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17729 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17731 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17733 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17735 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17738 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17739 Richard Sandiford <rdsandiford@googlemail.com>
17741 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17742 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17743 (loongson_biadd): ...this.
17745 2009-02-17 Richard Guenther <rguenther@suse.de>
17747 PR tree-optimization/39202
17748 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17749 a var make sure to follow existing collapses.
17751 2009-02-17 Richard Guenther <rguenther@suse.de>
17753 PR middle-end/39214
17754 * langhooks.c (lhd_print_error_function): Check for NULL block.
17756 2009-02-17 Richard Guenther <rguenther@suse.de>
17758 PR tree-optimization/39204
17759 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17762 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17764 * config/soft-fp/double.h: Update from glibc CVS.
17766 2009-02-17 Richard Guenther <rguenther@suse.de>
17768 PR tree-optimization/39207
17769 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17770 strict-aliasing warnings for pointers pointing to NULL.
17772 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17775 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17776 skipping until next close brace.
17778 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17781 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17782 to function argument boundary.
17784 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17786 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17787 in the lea_add. Reload eventually constraints it properly.
17788 * config/picochip/constraints.md: Remove the target constraint
17789 "b", since it is not needed anymore.
17791 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17793 * gthr-dce.h: Uglify function parameter and local variable names.
17794 * gthr-gnat.h: Likewise.
17795 * gthr-mipssde.h: Likewise.
17796 * gthr-nks.h: Likewise.
17797 * gthr-posix95.h: Likewise.
17798 * gthr-posix.h: Likewise.
17799 * gthr-rtems.h: Likewise.
17800 * gthr-single.h: Likewise.
17801 * gthr-solaris.h: Likewise.
17802 * gthr-tpf.h: Likewise.
17803 * gthr-vxworks.h: Likewise.
17804 * gthr-win32.h: Likewise.
17806 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17809 * config/i386/i386.md: Restrict the new peephole2 to move
17810 between MMX/SSE registers.
17812 2009-02-15 Richard Guenther <rguenther@suse.de>
17815 2009-02-13 Richard Guenther <rguenther@suse.de>
17817 * configure.ac: Enable LFS.
17818 * configure: Re-generate.
17819 * config.in: Likewise.
17821 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17823 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17824 spu_srqwbyte, spu_srqwbytebc): Define.
17825 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17826 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17827 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17828 "shrqby_<mode>"): New insn-and-split patterns.
17829 * config/spu/spu.c (expand_builtin_args): Determine and return
17830 number of operands using spu_builtin_description data.
17831 (spu_expand_builtin_1): Use it.
17833 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17836 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17839 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17842 * config/i386/i386.c (override_options): Correct warning
17843 messages for -malign-loops, -malign-jumps and -malign-functions.
17845 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17848 * config/i386/i386.md: Restrict the new peephole2 to move
17849 between the general purpose registers.
17851 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17854 * config/i386/i386.c (type_natural_mode): Add a new argument.
17855 Return the original mode and warn ABI change if vector size is 32byte.
17856 (function_arg_advance): Updated.
17857 (function_arg): Likewise.
17858 (ix86_function_value): Likewise.
17859 (ix86_return_in_memory): Likewise.
17860 (ix86_sol10_return_in_memory): Likewise.
17861 (ix86_gimplify_va_arg): Likewise.
17862 (function_arg_32): Don't warn ABX ABI change here.
17863 (function_arg_64): Likewise.
17865 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17867 * loop-iv.c (implies_p): In the final case, test that operands 0
17868 of the two comparisons match.
17870 * config/bfin/bfin.c (find_prev_insn_start): New function.
17871 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17872 (find_next_insn_start): Move.
17874 2009-02-13 Richard Guenther <rguenther@suse.de>
17876 * configure.ac: Enable LFS.
17877 * configure: Re-generate.
17878 * config.in: Likewise.
17880 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17883 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17884 sizes on syntax error after some arguments have been parsed.
17886 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17888 * doc/invoke.texi (-fira): Remove.
17890 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17892 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17893 * recog.c: Likewise.
17896 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17898 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17899 (umul_ppmm): Likewise.
17900 (count_leading_zeros): Likewise.
17901 (count_trailing_zeros): Likewise.
17902 (UMUL_TIME): Likewise.
17904 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17906 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17907 soft-fp/t-softfp to tmake_file.
17909 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17910 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17911 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17912 IA64_BUILTIN_INFQ]: New.
17913 (ia64_init_builtins): Initialize __builtin_infq,
17914 __builtin_fabsq and __builtin_copysignq if not HPUX.
17915 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17916 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17918 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17920 (__fixtfti): Likewise.
17921 (__fixunstfti): Likewise.
17922 (__floattitf): Likewise.
17924 * config/ia64/libgcc-glibc.ver: New.
17925 * config/ia64/t-fprules-softfp: Likewise.
17926 * config/ia64/sfp-machine.h: Likewise.
17928 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17929 (LIBGCC2_TF_CEXT): Likewise.
17930 (TF_SIZE): Likewise.
17931 (TARGET_INIT_LIBFUNCS): Likewise.
17933 * config/ia64/t-glibc (SHLINB_MAPFILES):
17934 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17936 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17938 * config/i386/i386.c (construct_container): Rewrite processing
17939 BLKmode with X86_64_SSE_CLASS.
17941 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17944 * config/i386/i386.md: Replace simplify_replace_rtx with
17945 replace_rtx in the new peephole2.
17947 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17949 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17950 loop unrolling do not happen at -O2.
17952 2009-02-12 Michael Matz <matz@suse.de>
17954 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17956 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17958 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17961 2009-02-12 Ben Elliston <bje@au.ibm.com>
17963 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17964 patterns when updating the back chain. Missed in the 2009-02-10
17967 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17969 * doc/extend.texi (Decimal Floating Types): Update identifier of
17970 draft TR and list of missing support.
17972 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17974 PR middle-end/39154
17975 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17976 bit to variable length decl's flags, add it also to its
17977 pointer replacement variable.
17979 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17980 Jakub Jelinek <jakub@redhat.com>
17983 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17984 (memory_blockage): New expander.
17985 (*memory_blockage): New insn pattern.
17986 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17987 instead of general blockage at the end of function prologue when
17988 frame pointer is used to access red zone area. Do not emit blockage
17989 when profiling, it is emitted in generic code.
17990 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17991 function epilogue when frame pointer is used to access red zone area.
17993 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17996 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17997 by arithmetic with memory operands.
17998 * config/i386/predicates.md (commutative_operator): New.
18000 2009-02-10 Janis Johnson <janis187@us.ibm.com>
18002 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
18005 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
18007 * alias.h (record_alias_subset): Declare.
18008 * alias.c (record_alias_subset): Make global.
18010 2009-02-10 Nick Clifton <nickc@redhat.com>
18012 * tree-parloops.c: Change license to GPLv3.
18013 * ipa-struct-reorg.c: Change license to GPLv3.
18014 * ipa-struct-reorg.h: Change license to GPLv3.
18016 2009-02-10 Steve Ellcey <sje@cup.hp.com>
18019 * c-decl.c (start_struct): Return NULL on error.
18021 2009-02-10 Jakub Jelinek <jakub@redhat.com>
18023 PR middle-end/39124
18024 * cfgloopmanip.c (remove_path): Call remove_bbs after
18025 cancel_loop_tree, not before it.
18028 * function.h (struct function): Add has_local_explicit_reg_vars bit.
18029 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
18030 VAR_DECLs were seen.
18031 * tree-ssa-live.c (remove_unused_locals): Recompute
18032 cfun->has_local_explicit_reg_vars.
18033 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
18034 copies or clearings if cfun->has_local_explicit_reg_vars.
18036 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
18039 * config/i386/i386.c (expand_prologue): Emit blockage at the end
18040 of function prologue when frame pointer is used to access
18043 2009-02-10 Richard Guenther <rguenther@suse.de>
18045 PR middle-end/39127
18046 * gimplify.c (gimple_regimplify_operands): Always look if
18047 we need to create a temporary.
18049 2009-02-10 Richard Guenther <rguenther@suse.de>
18051 PR tree-optimization/39132
18052 * tree-loop-distribution.c (todo): New global var.
18053 (generate_memset_zero): Trigger TODO_rebuild_alias.
18054 (tree_loop_distribution): Return todo.
18056 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
18059 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
18060 (x86_64_reg_class_name): Removed.
18061 (classify_argument): Return 0 if bytes > 32. Return 0 if the
18062 first one isn't X86_64_SSE_CLASS or any other ones aren't
18063 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
18064 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
18065 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
18066 and 3 X86_64_SSEUP_CLASS.
18067 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
18068 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
18070 2009-02-10 Ben Elliston <bje@au.ibm.com>
18072 * config/rs6000/rs6000.md (allocate_stack): Always use an update
18073 form instruction to update the stack back chain word, even if the
18074 user has disabled the generation of update instructions.
18075 (movdi_<mode>_update_stack): New.
18076 (movsi_update_stack): Likewise.
18077 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
18078 always use an update form instruction to update the stack back
18081 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
18083 PR middle-end/38953
18084 * graphite.c (if_region_set_false_region): After moving a region in
18085 the false branch of a condition, remove the empty dummy basic block.
18086 (gloog): Remove wrong fix for PR38953.
18088 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18090 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
18091 generation due to implicit sign extension.
18093 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
18095 PR middle-end/38981
18096 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
18097 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
18099 2009-02-09 Richard Guenther <rguenther@suse.de>
18101 PR middle-end/35202
18102 * convert.c (convert_to_real): Disable (float)fn((double)x)
18103 to fnf(x) conversion if errno differences may occur and
18104 -fmath-errno is set.
18106 2009-02-07 Anatoly Sokolov <aesok@post.ru>
18108 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
18109 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18110 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18112 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18115 * c-common.c (handle_alias_attribute): Disallow attribute for
18116 anything not a FUNCTION_DECL or VAR_DECL.
18118 2009-02-06 Janis Johnson <janis187@us.ibm.com>
18121 * real.c (do_compare): Special-case compare of zero against
18122 decimal float value.
18124 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18127 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
18128 as indicating flexible array members unless the field itself is
18129 being declarared as the incomplete array.
18131 2009-02-06 Jan Hubicka <jh@suse.cz>
18133 PR tree-optimization/38844
18134 * ipa-inline.c (try_inline): Stop inlining recursion when edge
18135 is already inlined.
18137 2009-02-06 Richard Guenther <rguenther@suse.de>
18139 PR middle-end/38977
18140 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
18141 fork because we may expand it as __gcov_fork.
18143 2009-02-06 Nick Clifton <nickc@redhat.com>
18145 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
18147 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
18149 PR tree-optimization/35659
18150 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
18151 vn_phi_eq): Shortcut if hashcode does not match.
18152 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
18154 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
18155 and avoid iterative_hash_expr.
18156 (FOR_EACH_VALUE_ID_IN_SET): New.
18157 (value_id_compare): Remove.
18158 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
18159 sort expressions by value id.
18161 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
18164 * config/sh/predicates.md (general_movsrc_operand): Don't check
18165 the subreg of system registers here.
18167 2009-02-05 Jakub Jelinek <jakub@redhat.com>
18170 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
18171 on the copied decl.
18173 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
18175 PR rtl-optimization/39110
18176 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
18177 addresses, not aligned ones.
18179 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
18180 Richard Guenther <rguenther@suse.de>
18182 PR tree-optimization/39100
18183 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
18184 comment says and add edges.
18186 2009-02-05 Joseph Myers <joseph@codesourcery.com>
18189 * c-common.c (handle_tls_model_attribute): Ignore attribute for
18190 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
18192 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
18194 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
18195 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
18196 register_bb_in_sese, new_sese, free_sese): Moved.
18197 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
18198 outermost_loop_in_scop, build_scop_iteration_domain,
18199 expand_scalar_variables_ssa_name, get_vdef_before_scop,
18200 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
18201 Use loop_in_sese_p instead of loop_in_scop_p.
18202 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
18203 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
18204 (scopdet_basic_block_info): Fix bug in scop detection.
18205 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
18206 eq_loop_to_cloog_loop): Remove.
18207 (nb_loops_around_loop_in_scop, nb_loop
18208 ref_nb_loops): Moved here...
18209 * graphite.h (ref_nb_loops): ... from here.
18210 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
18211 (loop_domain_dim, loop_iteration_vector_dim): Remove.
18212 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
18213 * testsuite/gcc.dg/graphite/scop-19.c: New
18215 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
18216 Hans-Peter Nilsson <hp@axis.com>
18218 PR rtl-optimization/37889
18219 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
18220 Move offset handling from PLUS to before the switch. Use new
18221 arguments when considering SYMBOL_REFs too.
18222 (rtx_addr_can_trap_p): Pass dummy offset and size.
18223 (enum may_trap_p_flags): Remove.
18224 (may_trap_p_1): Pass size from MEM_SIZE.
18226 PR rtl-optimization/38921
18227 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
18228 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
18229 * rtlanal.c (may_trap_after_code_motion_p): Delete.
18230 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
18232 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
18234 AVX Programming Reference (January, 2009)
18235 * config/i386/sse.md (*vpclmulqdq): New.
18237 2009-02-04 Jakub Jelinek <jakub@redhat.com>
18239 PR tree-optimization/38977
18240 PR gcov-profile/38292
18241 * calls.c (special_function_p): Disregard __builtin_ prefix.
18243 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
18245 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
18246 non-indexable addresses even before reload.
18248 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18251 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
18252 as having variable size. Do not give an error for unnamed
18253 parameters with [*] declarators. Give a warning for type names
18254 with [*] declarators and mark them as variable size.
18255 * c-parser.c (c_parser_sizeof_expression): Do not give an error
18256 for sizeof applied to [*] type names.
18258 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18261 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
18263 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18265 * gcc.c (process_command): Update copyright notice dates.
18266 * gcov.c (print_version): Likewise.
18267 * gcov-dump.c (print_version): Likewise.
18268 * mips-tfile.c (main): Likewise.
18269 * mips-tdump.c (main): Likewise.
18271 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18274 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
18275 for composite type involving a zero-length array type.
18277 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18280 * function.c (match_asm_constraints_1): Skip over
18281 initial optional % in the constraint.
18283 PR inline-asm/39059
18284 * c-parser.c (c_parser_postfix_expression): If fixed point is not
18285 supported, don't accept FIXED_CSTs.
18286 * c-decl.c (finish_declspecs): Error if fixed point is not supported
18287 and _Sat is used without _Fract/_Accum. Set specs->type to
18288 integer_type_node for cts_fract/cts_accum if fixed point is not
18291 2009-02-02 Catherine Moore <clm@codesourcery.com>
18293 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
18295 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
18297 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
18298 (ABI_HAS_64BIT_SYMBOLS): Use it.
18299 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
18301 2009-02-02 Paul Brook <paul@codesourcery.com>
18303 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
18305 2009-02-02 Jakub Jelinek <jakub@redhat.com>
18307 PR inline-asm/39058
18308 * recog.h (asm_operand_ok): Add constraints argument.
18309 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
18310 recurse on matching constraint.
18311 (check_asm_operands): Pass constraints as 3rd argument to
18312 asm_operand_ok. Don't look up matching constraint here.
18313 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
18316 2009-02-02 Ben Elliston <bje@au.ibm.com>
18318 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
18319 TARGET_NARROW_VOLATILE_BITFIELD macro names.
18321 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18323 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
18324 information. Remove some obsolete information. Reorganize.
18326 * config/pa/fptr.c: Revert license to GPL 2.
18327 * config/pa/milli64.S: Likewise.
18329 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18332 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
18333 LIBRARY name in, instead of hard-coding it.
18334 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
18335 extra target make frag to tmake_files according to EH model.
18336 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
18337 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
18338 frags that define makefile variable EH_MODEL appropriately.
18339 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
18340 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
18341 to "-sjlj" according to type of EH configured.
18342 (LIBGCC_SONAME): Concatenate it to shared library base name.
18343 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
18344 to "_sjlj" according to type of EH configured.
18345 (LIBGCC_SONAME): Concatenate it to shared library base name.
18346 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
18347 (SHLIB_LINK): Add missing semicolon to if-else construct.
18348 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18349 string value of "pe_dll" command-line option.
18350 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
18351 (SHLIB_SONAME): Use it when overriding t-cygming default.
18352 (SHLIB_IMPLIB): Override t-cygming default.
18353 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18354 string value of "pe_dll" command-line option.
18356 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18359 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
18360 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
18362 2009-01-31 Richard Guenther <rguenther@suse.de>
18364 PR tree-optimization/38937
18365 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
18366 computing the transitive closure.
18368 2009-01-30 Richard Guenther <rguenther@suse.de>
18370 PR tree-optimization/39041
18371 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18372 Propagate variable indices only if the types match for this stmt.
18374 2009-01-30 Jakub Jelinek <jakub@redhat.com>
18377 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
18378 inline but never defined.
18380 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
18382 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
18383 (*insv_h_di_reg_extimm): New insn.
18384 (*insv_l<mode>_reg_extimm): New insn.
18386 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18388 * config/picochip/picochip.c (flag_conserve_stack): set
18389 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
18390 fconserve-stack. Reduce call-overhead used by inliner.
18392 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18395 * common.opt (flag_conserve_stack): Initialised to zero.
18397 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
18400 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
18401 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
18404 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
18406 * ira-color.c (allocno_reload_assign): Update comments.
18407 * regmove.c (regmove_optimize): Likewise.
18411 2009-01-29 Robert Millan <rmh@aybabtu.com>
18413 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
18414 * config/i386/kopensolaris-gnu.h: New file. Undefine
18415 `MD_UNWIND_SUPPORT'.
18416 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
18418 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
18420 PR tree-optimization/39007
18421 * tree-loop-distribution.c (generate_builtin): Use
18422 recompute_dominator to compute the immediate dominator of the
18423 basic block just after the loop.
18425 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18427 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
18428 (ASM_OUTPUT_DWARF_PCREL): Define.
18430 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
18432 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
18433 * doc/passes.texi: Remove entries about regclass, local-alloc, and
18434 global. Modify entries about regmove and IRA.
18436 * ra-conflict.c: Remove the file.
18438 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
18440 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
18441 (pass_regclass_init): Rename to pass_reginfo_init.
18443 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
18445 * toplev.h (flag_ira): Remove.
18447 * caller-save.c (setup_save_areas): Remove flag_ira.
18449 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
18451 * global.c: Remove the file.
18453 * opts.c (decode_options): Remove flag_ira.
18455 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18457 * regmove.c: Modify file description.
18458 (find_use_as_address, try_auto_increment): Define them only if
18459 AUTO_INC_DEC is defined.
18460 (replacement_quality, replace_in_call_usage, fixup_match_1,
18461 stable_and_no_regs_but_for_p): Remove.
18462 (reg_set_in_bb): Make it static.
18463 (regmove_optimize): Remove flag_ira and code which worked for
18466 * local-alloc.c: Remove the file.
18468 * common.opt (fira): Remove.
18470 * ira.c: Include except.h.
18471 (eliminable_regset): Move from global.c.
18472 (mark_elimination): Ditto. Remove flag_ira.
18473 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18474 equiv_mem_modified, validate_equiv_mem_from_store,
18475 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18476 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18477 no_equiv, recorded_label_ref): Move from local-alloc.c.
18478 (update_equiv_regs): Ditto. Make it static.
18479 (print_insn_chain, print_insn_chains): Move it from global.c.
18480 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18481 (build_insn_chain): Ditto. Make it static.
18482 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18483 Rename to init_live_subregs.
18484 (gate_ira): Remove flag_ira.
18486 * regclass.c: Rename reginfo.c. Change file description.
18487 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18488 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18489 (init_reg_sets_1): Remove code for evaluation of
18490 reg_class_superclasses and losing_caller_save_reg_set.
18491 (init_regs): Remove init_reg_autoinc.
18492 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18493 ok_for_base_p_nonstrict): Remove.
18494 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18495 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18496 corresponding entries.
18497 (dump_regclass, record_operand_costs, scan_one_insn,
18498 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18499 record_address_regs, auto_inc_dec_reg_p): Remove.
18500 (gt-regclass.h): Rename to gt-reginfo.h.
18502 * rtl.h (dump_global_regs, retry_global_alloc,
18503 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18505 * Makefile.in (RA_H): Remove.
18506 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18507 Rename regclass.o to reginfo.o.
18508 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18510 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18511 (GTFILES): Rename regclass.c to reginfo.c.
18513 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18514 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18516 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18517 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18519 (finish_spills): Ditto. Remove code for !flag_ira.
18521 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18523 PR middle-end/35854
18524 * doc/invoke.texi (rtl debug options): Complete rewrite.
18525 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18527 * mode-switching.c (pass_mode_switching): Rename pass from
18528 "mode-sw" to "mode_sw".
18529 * except.c (pass_convert_to_eh_ranges): Rename pass from
18530 "eh-ranges" to "eh_ranges".
18531 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18535 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18536 Alexander Monakov <amonakov@ispras.ru>
18538 PR middle-end/38857
18539 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18541 (move_exprs_to_boundary): Change return type and pass through
18542 should_move from move_op. Relax assert. Update usage ...
18543 (schedule_expr_on_boundary): ... here. Use should_move instead of
18545 (move_op_orig_expr_found): Indicate that insn was disconnected from
18547 (code_motion_process_successors): Do not call after_merge_succs
18548 callback if original expression was not found when traversing any of
18550 (code_motion_path_driver): Change return type. Update prototype.
18551 (move_op): Update comment. Add a new parameter (should_move). Update
18552 prototype. Set *should_move based on indication provided by
18553 move_op_orig_expr_found.
18555 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18557 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18558 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18559 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18560 * config/rs6000/rs6000.c (rs6000_override_options): Default
18561 avoid-indexed-addresses on for Power6, off for everything else.
18562 (avoiding_indexed_address_p): New function.
18563 (rs6000_legitimize_address): Use it.
18564 (rs6000_legitimate_address): Likewise.
18565 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18567 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18569 PR tree-optimization/38997
18570 * tree-loop-distribution.c (generate_memset_zero): Use
18571 POINTER_PLUS_EXPR for a pointer addition.
18573 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18575 * config/s390/s390.md (bswap<mode>2): New pattern added.
18577 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18579 * config/s390/s390.md (*tls_load_31): Added type attribute.
18581 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18583 * config/s390/s390.md: Fix a few comments.
18585 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18587 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18588 (*tm<mode>_full): Fixed z10prop attribute.
18589 (*tst<mode>_extimm): Fixed z10prop attribute.
18590 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18591 (*tstqiCCT_cconly): Fixed z10prop attribute.
18592 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18593 (*movsi_larl): Fixed z10prop attribute.
18594 (*movsi_zarch): Fixed z10prop attribute.
18595 (*movsi_eas): Fixed z10prop attribute.
18596 (*movhi): Fixed z10prop attribute.
18597 (*movqi): Fixed z10prop attribute.
18598 (*movstrictqi): Fixed z10prop attribute.
18599 (*mov<mode>): Fixed z10prop attribute.
18600 (*movcc): Fixed z10prop attribute.
18601 (*sethighpartdi_64): Fixed z10prop attribute.
18602 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18603 (*negdi2_sign_cc): Fixed z10prop attribute.
18604 (*negdi2_sign): Fixed z10prop attribute.
18605 (*absdi2_sign_cc): Fixed z10prop attribute.
18606 (*absdi2_sign): Fixed z10prop attribute.
18607 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18608 (*negabsdi2_sign): Fixed z10prop attribute.
18609 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18610 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18611 (doloop_si64): Fixed z10prop attribute.
18612 (doloop_si31): Fixed z10prop attribute.
18613 (doloop_long): Fixed z10prop attribute.
18614 (indirect_jump): Fixed z10prop attribute.
18615 (nop): Fixed z10prop attribute.
18616 (main_base_64): Fixed z10prop attribute.
18617 (reload_base_64): Fixed z10prop attribute.
18619 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18621 PR rtl-optimization/38740
18622 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18624 * config/mips/mips.c (mips_reorg): Likewise.
18626 2009-01-28 Richard Guenther <rguenther@suse.de>
18628 PR tree-optimization/38926
18629 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18630 with the correct value id to a value.
18631 (do_regular_insertion): Use the value number of edoubleprime
18632 for the value number of the expr.
18635 2008-08-21 Richard Guenther <rguenther@suse.de>
18637 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18638 a PHI ask VN if it is already available.
18639 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18640 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18642 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18644 PR middle-end/38934
18645 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18646 set to varying whenever max has TREE_OVERFLOW set, similarly
18647 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18649 2009-01-28 Richard Guenther <rguenther@suse.de>
18651 PR middle-end/38908
18652 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18653 uninitialized aggregate uses in call arguments.
18655 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18657 PR tree-optimization/38984
18658 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18659 the nothing_id variable if -fno-delete-null-pointer-checks.
18661 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18664 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18665 (set_got_offset_rex64): Ditto.
18667 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18670 * doc/extend.texi: Improve local variable with asm reg.
18672 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18674 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18675 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18676 was not supplied then set warn_packed_bitfield_compat to the
18677 default value of 1.
18678 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18681 2009-01-27 Richard Guenther <rguenther@suse.de>
18683 PR tree-optimization/38503
18684 * cfgexpand.c (expand_gimple_basic_block): Ignore
18685 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18686 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18687 variables that cannot have TBAA applied.
18688 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18691 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18693 PR middle-end/38969
18694 * calls.c (initialize_argument_information): Do not wrap complex
18695 arguments in SAVE_EXPR.
18697 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18699 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18700 (INSTALL_LIBGCC): Revert typo commit.
18702 2009-01-26 Richard Guenther <rguenther@suse.de>
18704 PR tree-optimization/38745
18705 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18706 from special handling.
18708 2009-01-26 Richard Guenther <rguenther@suse.de>
18710 PR tree-optimization/38745
18711 * tree-ssa.c (execute_update_addresses_taken): Do not include
18712 variables that cannot possibly be a register in not_reg_needs.
18713 Do not clear TREE_ADDRESSABLE on vars that may not become
18715 * tree-ssa.c (update_alias_info_1): Include those in the set
18716 of addressable vars.
18718 2009-01-26 Richard Guenther <rguenther@suse.de>
18720 PR middle-end/38851
18721 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18722 * tree-ssa-dse.c: Include langhooks.h
18723 (execute_simple_dse): Remove stores with zero size.
18725 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18728 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18731 2009-01-24 Julian Brown <julian@codesourcery.com>
18733 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18734 config/arm/linux-atomic.c.
18735 * config/arm/linux-atomic.c: New.
18737 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18739 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18740 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18741 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18743 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18746 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18749 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18751 PR tree-optimization/38953
18752 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18753 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18754 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18755 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18758 2009-01-24 Paul Brook <paul@codesourcery.com>
18760 * config/arm/neon.md (neon_type): Move to arm.md.
18761 (neon_mov<VSTRUCT>): Add neon_type attribute.
18762 * config/arm/arm.md (neon_type): Move to here.
18763 (conds): Add "unconditioal" and use as default for NEON insns.
18765 2009-01-24 Ben Elliston <bje@au.ibm.com>
18767 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18768 void *' warning from -Wc++-compat.
18769 * Makefile.in (dominance.o-warn): Remove.
18771 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18773 PR tree-optimization/38932
18774 * fold-const.c (fold_unary_ignore_overflow): New.
18775 * tree.h (fold_unary_ignore_overflow): Declare.
18776 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18777 * tree-ssa-sccvn.c (visit_reference_op_load,
18778 simplify_unary_expression): Likewise.
18780 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18782 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18783 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18784 regardless of their type.
18785 * c-common.c (handle_packed_attribute): Don't ignore packed on
18787 * c.opt (Wpacked-bitfield-compat): New warning option.
18788 * stor-layout.c (place_field): Warn if offset of a field changed.
18789 * doc/extend.texi (packed): Mention the ABI change.
18790 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18791 (Warning Options): Add it to the list.
18793 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18795 * c-opts.c (c_common_post_options): Fix a typo in comments.
18797 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18799 PR middle-end/38615
18800 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18801 variables to static.
18802 * doc/invoke.texi (-fmerge-all-constants): Update description.
18804 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18807 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18808 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18810 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18812 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18814 (LOCAL_ALIGNMENT): Similarly.
18816 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18817 Joseph Myers <joseph@codesourcery.com>
18819 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18820 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18821 * config/arm/arm-tune.md: Regenerate.
18822 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18825 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18827 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18828 version number to five.
18830 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18833 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18834 * c-common.c (set_underlying_type): Likewise.
18835 (is_typedef_decl ): Likewise
18837 (set_underlying_type): Likewise.
18838 (is_typedef_type): Likewise.
18840 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18842 PR middle-end/38587
18843 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18846 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18849 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18850 (LIBGCC_SPEC): Don't define.
18851 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18853 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18855 PR rtl-optimization/38879
18856 * alias.c (base_alias_check): Unaligned access via AND address can
18857 alias all surrounding object types except those with sizes equal
18858 or wider than the size of unaligned access.
18860 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18863 * c-decl.c (clone_underlying_type): Move this ...
18864 * c-common.c (set_underlying_type): ... here.
18865 Also, make sure the function properly sets TYPE_STUB_DECL() on
18866 the newly created typedef variant type.
18867 (is_typedef_decl ): New entry point.
18868 * tree.h: Added a new member member_types_needing_access_check to
18869 struct tree_decl_non_common.
18870 (set_underlying_type): New entry point.
18871 (is_typedef_type): Likewise.
18873 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18875 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18876 Check whether two instructions have memory references that
18877 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18878 are helper functions for traversing.
18879 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18880 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18881 not to draw dependency edge for instructions with non-conflicting
18884 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18887 * longlong.h: Update copyright years. Use soft-fp license notice.
18888 Sync __clz_tab declaration with glibc.
18890 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18893 * doc/extend.texi (syscall_linkage): New.
18894 (version_id): Modify.
18896 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18897 Richard Guenther <rguenther@suse.de>
18899 PR tree-optimization/38747
18900 PR tree-optimization/38748
18901 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18902 conversion if the base address is an indirect reference and the
18903 aliasing sets could cause issues.
18905 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18907 * common.opt (fgraphite, fgraphite-identity): Add comment for
18908 explaining why these options are not documented.
18910 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18912 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18913 gimple_call_lhs is NULL.
18915 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18918 * emit-rtl.c (adjust_address_1): Make sure memref is never
18921 2009-01-20 Ben Elliston <bje@au.ibm.com>
18923 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18924 const qualifier from arg parameter. Remove unnecessary cast to char *.
18925 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18926 const qualifier from arg 2.
18928 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18930 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18932 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18935 * rtl.h (reinit_regs): New prototype.
18936 * regclass.c: Include ira.h.
18937 (reinit_regs): New.
18938 * Makefile.in (regclass.o): Add ira.h.
18939 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18941 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18944 * c-common.c (handle_aligned_attribute): Use
18945 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18946 default alignment value.
18948 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18950 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18951 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18953 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18954 __BIGGEST_ALIGNMENT__.
18956 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18958 2009-01-18 Richard Guenther <rguenther@suse.de>
18960 PR tree-optimization/38819
18961 * tree-flow.h (operation_could_trap_helper_p): Declare.
18962 * tree-eh.c (operation_could_trap_helper_p): Export.
18963 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18964 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18965 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18966 are about to insert a possibly trapping instruction and fail
18969 2009-01-18 Andreas Schwab <schwab@suse.de>
18971 * doc/install.texi (Configuration): Remove obsolete paragraph
18972 about use of --with-gnu-ld with --with-gnu-as.
18974 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18976 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18977 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18978 Follow spelling conventions.
18980 2009-01-18 Ben Elliston <bje@au.ibm.com>
18982 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18983 C++ warning about implicit conversion from void * to struct
18985 (bitmap_obstack_free): Likewise for bitmap_element *.
18986 * Makefile.in (bitmap.o-warn): Remove.
18988 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18990 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18992 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18993 Tobias Grosser <tobi.grosser@amd.com>
18995 * graphite.c (graphite_trans_scop_block): Do not block single
18998 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
19000 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
19001 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
19002 test with assertion.
19004 2009-01-16 Richard Guenther <rguenther@suse.de>
19006 PR tree-optimization/38835
19007 PR middle-end/36227
19008 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
19009 and INT + PTR -> (INT)(PTR p+ INT) folding.
19010 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
19012 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
19015 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
19016 the subreg from a lowpart subreg if it is also casting the value.
19018 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19019 Tobias Grosser <tobi.grosser@amd.com>
19021 * graphite.c (compare_prefix_loops): New.
19022 (build_scop_canonical_schedules): Rewritten.
19023 (graphite_transform_loops): Move build_scop_canonical_schedules
19024 after build_scop_iteration_domain.
19026 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19027 Tobias Grosser <tobi.grosser@amd.com>
19029 * graphite.c (add_conditions_to_domain): Add the loops to
19030 the dimension of the iteration domain. Do copy the domain
19031 only when it exists.
19032 (build_scop_conditions_1): Do not call add_conditions_to_domain.
19033 (add_conditions_to_constraints): New.
19034 (can_generate_code_stmt, can_generate_code): Removed.
19035 (gloog): Do not call can_generate_code.
19036 (graphite_transform_loops): Call add_conditions_to_constraints
19037 after building the iteration domain.
19039 2009-01-16 Jakub Jelinek <jakub@redhat.com>
19041 PR tree-optimization/38789
19042 * tree-ssa-threadedge.c
19043 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19044 __builtin_constant_p.
19046 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19048 * dce.c (delete_unmarked_insns): Reversed the order that insns are
19049 examined before deleting them.
19051 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
19053 * function.c (aggregate_value_p): Correctly extract the function
19054 type from CALL_EXPR_FN lookup.
19056 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19058 * config/picochip/picochip.c (picochip_override_options): Revert
19059 CFI asm flag disable commited previously.
19061 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
19062 Tobias Grosser <tobi.grosser@amd.com>
19063 Jan Sjodin <jan.sjodin@amd.com>
19065 * graphite.c (scan_tree_for_params): On substractions negate
19066 all the coefficients of the term.
19067 (clast_to_gcc_expression_red): New. Handle reduction expressions
19068 of more than two operands.
19069 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
19070 (get_vdef_before_scop): Handle also the case of default definitions.
19072 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
19074 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
19075 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
19076 Also use them when walking CALL_INSN_FUNCTION_USAGE.
19078 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
19079 Joey Ye <joey.ye@intel.com>
19081 PR middle-end/37843
19082 * cfgexpand.c (expand_stack_alignment): Don't update stack
19083 boundary nor check incoming stack boundary here.
19084 (gimple_expand_cfg): Update stack boundary and check incoming
19085 stack boundary here.
19087 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19089 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
19091 2009-01-14 Jakub Jelinek <jakub@redhat.com>
19093 PR rtl-optimization/38245
19094 * calls.c (expand_call): Add stack arguments to
19095 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19096 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
19097 in regs and partially in memory or BLKmode arguments.
19098 (emit_library_call_value_1): Add stack arguments to
19099 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19100 ACCUMULATE_OUTGOING_ARGS).
19101 * dce.c: Include tm_p.h.
19102 (find_call_stack_args): New function.
19103 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
19105 (mark_insn): Call find_call_stack_args for CALL_Ps.
19106 (prescan_insns_for_dce): Walk insns backwards in bb rather than
19107 forwards. Allocate and free arg_stores bitmap if needed, pass it
19108 down to deletable_insn_p, don't mark stores set in arg_stores
19109 bitmap, clear the bitmap at the beginning of each bb.
19110 * Makefile.in (dce.o): Depend on $(TM_P_H).
19112 2009-01-14 Michael Meissner <gnu@the-meissners.org>
19115 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
19116 to make sure the insn is a conditional test (bug 22599). Reformat a
19119 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
19121 PR middle-end/38431
19122 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
19123 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
19124 (gloog): Do not call cleanup_tree_cfg.
19125 (graphite_transform_loops): Call cleanup_tree_cfg after all
19126 scops have been code generated.
19128 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
19129 * doc/gty.texi (Invoking the garbage collector): Added new node
19130 and section documenting ggc_collect.
19132 2009-01-14 Richard Guenther <rguenther@suse.de>
19134 PR tree-optimization/38826
19135 PR middle-end/38477
19136 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
19137 initialization notes only if we actually emitted a warning.
19138 (intra_create_variable_infos): Add constraints for a result decl
19139 that is passed by hidden reference.
19140 (build_pred_graph): Mark all related variables non-direct on
19143 2009-01-14 Nick Clifton <nickc@redhat.com>
19145 * ira-conflicts.c: Include addresses.h for the definition of
19147 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
19148 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
19150 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
19153 * Makefile.in (ira-lives.o): Add except.h.
19155 * ira-lives.c: Include except.h.
19156 (process_bb_node_lives): Process can_throw_internal.
19158 2009-01-13 Jakub Jelinek <jakub@redhat.com>
19160 PR rtl-optimization/38774
19161 * combine.c (simplify_set): When undoing cc_use change, don't do
19162 PUT_CODE on the newly created comparison, but instead put back the
19165 2009-01-13 Joseph Myers <joseph@codesourcery.com>
19167 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
19168 values. Remove duplicate arm8 entry.
19170 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19172 PR tree-optimization/38786
19173 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
19174 the SSA_NAME case of expand_scalar_variables_expr.
19175 Set the type of an expression to the type of its assign statement.
19176 (expand_scalar_variables_expr): Also gather the scalar computation
19177 used to index the memory access. Do not pass loop_p.
19178 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
19179 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
19180 the gimple_stmt_iterator where it inserts new code.
19181 Do not pass loop_p.
19182 (copy_bb_and_scalar_dependences): Do not pass loop_p.
19183 (translate_clast): Update call to copy_bb_and_scalar_dependences.
19185 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19187 * graphite.h (debug_value): Removed.
19188 * graphite.c (debug_value): Removed.
19190 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19192 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
19193 ldrd/strd with two 32-bit instructions.
19195 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19197 * config/arm/arm.c (struct processors): Pass for speed down into
19198 cost helper functions.
19199 (const_ok_for_op): Handle COMPARE and inequality nodes.
19200 (arm_rtx_costs_1): Rewrite.
19201 (arm_size_rtx_costs): Update prototype.
19202 (arm_rtx_costs): Pass speed down to helper functions.
19203 (arm_slowmul_rtx_costs): Rework cost calculations.
19204 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
19205 (arm_9e_rtx_costs): Likewise.
19207 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
19209 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
19210 relocations of local symbols wider than UNITS_PER_WORD are not valid.
19211 (alpha_legitimize_address): Do not split local symbols wider than
19212 UNITS_PER_WORD into HIGH/LO_SUM parts.
19214 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
19217 * gcc.c (process_command): Replace call to execvp with calls
19218 to pex_one and exit.
19220 2009-01-03 Anatoly Sokolov <aesok@post.ru>
19223 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
19224 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
19225 variant for devices with 3-byte PC.
19226 (__tablejump_elpm__): New.
19228 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19231 * c-parser.c (c_parser_postfix_expression): Allow `->' in
19232 offsetof member-designator, handle it as `[0].'.
19234 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19236 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
19237 function when not using named sections on targets with named sections
19238 if branch distance is less than 262132.
19240 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
19242 * combine.c (combine_instructions): Recompute
19243 optimize_this_for_speed_p for each BB in the main combine loop.
19245 2009-01-12 Tomas Bily <tbily@suse.cz>
19248 * tree-loop-distribution.c (prop_phis): New function.
19249 (generate_builtin): Call prop_phis.
19250 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
19252 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19254 PR tree-optimization/38807
19255 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
19256 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
19258 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
19260 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
19261 subreg of op0 to the original op0.
19263 2009-01-11 Laurent GUERBY <laurent@guerby.net>
19265 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
19267 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
19270 * mips-tfile.c (parse_def): Fix parsing of def strings
19271 starting with digits.
19273 2009-01-10 Jakub Jelinek <jakub@redhat.com>
19276 * config/arm/arm.c (arm_is_long_call_p): Don't call
19277 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
19279 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
19281 * regrename.c (regrename_optimize): Fix dumping.
19282 (find_oldest_value_reg): Preserve REG_POINTER.
19283 (copy_hardreg_forward_1): Likewise.
19285 2009-01-09 Diego Novillo <dnovillo@google.com>
19287 * gimple.h (struct gimple_statement_base) <uid>: Document
19288 the restrictions on its use.
19289 (gimple_uid): Tidy.
19290 (gimple_set_uid): Tidy.
19292 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19294 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
19295 zero guard even if align_bytes != 0 and count is smaller than
19298 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
19300 PR rtl-optimization/38495
19301 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
19302 (add_range_and_copies_from_move_list): Print all added ranges.
19303 Add ranges to memory optimized destination.
19305 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19309 * config/i386/i386.c (override_options): Reject
19310 -mstringop-strategy=rep_8byte with -m32.
19311 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
19312 to 1. Do count comparison against epilogue_size_needed at compile
19313 time even when count_exp was constant forced into register. For
19314 size_needed don't jump to epilogue, instead just avoid aligning
19315 and invoke the body algorithm. If need_zero_guard, add zero guard
19316 even if count is non-zero, but smaller than size_needed + number of
19317 bytes that could be stored for alignment.
19318 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
19319 to 1. If need_zero_guard, add zero guard even if count is non-zero,
19320 but smaller than size_needed + number of bytes that could be stored
19321 for alignment. Compare size_needed with epilogue_size_needed instead
19322 of desired_align - align, don't adjust size_needed, pass
19323 epilogue_size_needed to the epilogue expanders.
19326 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
19328 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19330 * pa.c (last_address): Change to unsigned.
19331 (update_total_code_bytes): Change argument to unsigned. Don't
19332 check if insn addresses are set.
19333 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
19334 addresses are not set.
19335 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
19337 2009-01-09 Nick Clifton <nickc@redhat.com>
19339 * config/sh/symbian.c: Replace uses of DECL_INLINE with
19340 DECL_DECLARED_INLINE_P.
19342 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19344 PR middle-end/38347
19345 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
19346 GET_MODE (op0) in operand_subword_force calls.
19348 PR middle-end/38771
19349 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
19350 fold_convert arg0 operands to TREE_TYPE (op0) first.
19352 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
19354 * params.def (ira-max-conflict-table-size): Decrease default value
19357 2009-01-08 Jakub Jelinek <jakub@redhat.com>
19359 PR tree-optimization/37031
19360 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
19362 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
19363 allocate it using gc instead of heap, use VEC_quick_push instead of
19365 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
19366 instead of heap, use VEC_quick_push instead of VEC_safe_push.
19367 * tree-data-ref.h (struct access_matrix): Change matrix to gc
19368 allocated vector from heap allocated.
19369 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
19370 * tree-loop-linear.c (linear_transform_loops): Allocate nest
19371 vector only after perfect_loop_nest_depth call.
19373 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
19374 Jan Sjodin <jan.sjodin@amd.com>
19376 PR tree-optimization/38559
19377 * graphite.c (debug_value, copy_constraint,
19378 swap_constraint_variables, scale_constraint_variable, ): New.
19379 (get_lower_bound, get_upper_bound): Removed.
19380 (graphite_trans_bb_strip_mine): Clean up this code that works
19381 only for constant number of iterations. Fully copy upper and
19382 lower bound constraints, not only the constant part of them.
19383 * graphite.h (debug_value): Declared.
19385 2009-01-08 Ira Rosen <irar@il.ibm.com>
19387 PR tree-optimization/37194
19388 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
19389 Don't add the cost of cost model guard in prologue to scalar
19390 outside cost in case of known number of iterations.
19392 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
19393 Alan Modra <amodra@bigpond.net.au>
19395 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
19396 non-word-aligned REG+CONST addressing.
19398 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19401 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
19402 free_after_compilation when outputting a thunk.
19403 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
19404 Do not call free_after_compilation here.
19406 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19408 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
19409 (ix86_valid_target_attribute_inner_p): Ditto.
19411 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
19413 PR tree-optimization/38492
19414 PR tree-optimization/38498
19415 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
19416 * tree-chrec.h (scev_is_linear_expression): Declared.
19417 * graphite.c (graphite_cannot_represent_loop_niter): New.
19418 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
19419 (graphite_loop_normal_form): Use gcc_assert.
19420 (scan_tree_for_params): Use CASE_CONVERT.
19421 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
19422 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
19423 Use gcc_assert. Discard scops that contain unhandled cases.
19424 (build_scop_conditions): Return a boolean status for unhandled cases.
19425 (strip_mine_profitable_p): Print the loop number, not its depth.
19426 (is_interchange_valid): Pass the depth of the loop nest, don't
19427 recompute it wrongly.
19428 (graphite_trans_bb_block): Same.
19429 (graphite_trans_bb_block): Print tentative of loop blocking.
19430 (graphite_trans_scop_block): Do not print that the loop has been
19432 (graphite_transform_loops): Do not handle scops that contain condition
19435 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
19437 AVX Programming Reference (December, 2008)
19438 * config/i386/avxintrin.h (_mm256_stream_si256): New.
19439 (_mm256_stream_pd): Likewise.
19440 (_mm256_stream_ps): Likewise.
19442 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
19443 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
19444 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
19445 (bdesc_special_args): Add __builtin_ia32_movntdq256,
19446 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
19447 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
19448 (ix86_expand_special_args_builtin): Likewise.
19450 * config/i386/sse.md (AVXMODEDI): New.
19451 (avx_movnt<mode>): Likewise.
19452 (avx_movnt<mode>): Likewise.
19453 (<sse>_movnt<mode>): Remove AVX support.
19454 (sse2_movntv2di): Likewise.
19456 2009-01-07 Richard Guenther <rguenther@suse.de>
19458 PR middle-end/38751
19459 * fold-const.c (extract_muldiv): Remove obsolete comment.
19460 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19461 to PLUS_EXPR canonicalization for the canonicalization.
19463 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19465 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19466 hosted cross-compilers generating less efficient code.
19468 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19470 * function.h (rtl_data): Add a dbr_scheduled_p field.
19471 * reorg.c (dbr_schedule): Set it.
19472 (gate_handle_delay_slots): Check it.
19473 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19474 (mips_reorg): Check flag_delayed_branch instead of
19475 mips_base_delayed_branch.
19476 (mips_override_options): Don't set mips_base_delayed_branch
19477 or flag_delayed_branch.
19479 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19481 PR rtl-optimization/38426.
19482 * ira.c (ira): Set current_function_is_leaf earlier.
19484 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19486 PR rtl-optimization/38722
19487 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19488 too early, only set a flag and modify after last possible
19491 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19494 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19495 * real.c (decimal_single_format): Correct values of emin and emax.
19496 (decimal_double_format): Ditto.
19497 (decimal_quad_format): Ditto.
19498 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19499 computation of DECnn_MIN and DECnn_MAX for corrected values of
19500 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19501 __DECnn_MIN__, and adjust its computation for the corrected value
19504 2009-01-06 Jan Hubicka <jh@suse.cz>
19507 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19509 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19511 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19512 Add Robert Clark to the list of testers.
19514 2009-01-06 Jan Hubicka <jh@suse.cz>
19515 Kai Tietz <kai.tietz@onevision.com>
19517 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19518 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19520 2009-01-06 Jan Hubicka <jh@suse.cz>
19521 Kai Tietz <kai.tietz@onevision.com>
19523 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19525 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19526 (ix86_nsaved_regs): Count only general purpose regs.
19527 (ix86_nsaved_sseregs): New.
19528 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19529 to 16 for w64; compute padding and size of sse reg save area.
19530 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19531 general purpose regs.
19532 (ix86_emit_save_sse_regs_using_mov): New.
19533 (ix86_expand_prologue): Save SSE regs if needed.
19534 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19535 (ix86_emit_restore_sse_regs_using_mov): New.
19536 (ix86_expand_epilogue): Save SSE regs if needed.
19538 2009-01-06 Jan Hubicka <jh@suse.cz>
19539 Kai Tietz <kai.tietz@onevision.com>
19541 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19542 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19543 functions when accumulate outgoing args is off.
19545 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19548 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19549 before using pseudos_have_intersected_live_ranges_p.
19551 * ira-int.h (ira_assert): Always define.
19553 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19555 AVX Programming Reference (December, 2008)
19556 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19557 (_mm256_permute2_pd): Likewise.
19558 (_mm_permute2_ps): Likewise.
19559 (_mm256_permute2_ps): Likewise.
19560 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19561 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19563 * config/i386/i386.c (ix86_builtins): Remove
19564 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19565 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19566 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19567 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19568 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19569 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19570 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19571 __builtin_ia32_vpermil2ps256.
19572 (ix86_init_mmx_sse_builtins): Updated.
19573 (ix86_expand_args_builtin): Likewise.
19575 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19577 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19578 long absolute calls when generating PA 2.0 code.
19580 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19582 PR rtl-optimization/38583
19583 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19585 * params.def (ira-max-conflict-table-size): New.
19587 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19589 * ira.h (ira_conflicts_p): New external definition.
19591 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19592 table. Report this. Return result of building.
19593 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19594 building conflict table.
19596 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19597 (ira_color): Use ira_conflicts_p.
19599 * global.c: Include ira.h.
19600 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19603 * Makefile.in (global.o): Add ira.h.
19605 * ira-build.c (mark_all_loops_for_removal,
19606 propagate_some_info_from_allocno): New.
19607 (remove_unnecessary_allocnos): Call
19608 propagate_some_info_from_allocno.
19609 (remove_low_level_allocnos): New.
19610 (remove_unnecessary_regions): Add parameter. Call
19611 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19612 parameter to remove_unnecessary_regions.
19613 (ira_build): Remove all regions but root if the conflict table was
19614 not built. Update conflict hard regs for allocnos crossing calls.
19616 * ira.c (ira_conflicts_p): New global.
19617 (ira): Define and use ira_conflicts_p.
19619 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19620 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19621 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19623 2009-01-06 Ben Elliston <bje@au.ibm.com>
19625 * gengtype-lex.l (YY_NO_INPUT): Define.
19627 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19630 * c-common.c (handle_vector_size_attribute): Also reject
19631 BOOLEAN_TYPE types.
19633 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19635 PR tree-optimization/38492
19636 * graphite.c (rename_map_elt, debug_rename_elt,
19637 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19638 rename_map_elt_info, eq_rename_map_elts,
19639 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19640 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19641 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19642 (sese_build_livein_liveouts): New.
19643 (new_sese, free_sese): New.
19644 (new_scop): Call new_sese.
19645 (free_scop): Call free_sese.
19646 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19647 (register_old_new_names): Renamed register_old_and_new_names.
19648 (register_scop_liveout_renames, add_loop_exit_phis,
19649 insert_loop_close_phis, struct igp,
19650 default_liveout_before_guard, add_guard_exit_phis,
19651 insert_guard_phis, copy_renames): New.
19652 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19653 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19654 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19655 (scop_adjust_phis_for_liveouts): New.
19656 (gloog): Call scop_adjust_phis_for_liveouts.
19658 * graphite.h (struct sese): Documented. Added fields liveout,
19659 num_ver and livein.
19660 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19661 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19662 (struct scop): Added field liveout_renames.
19663 (SCOP_LIVEOUT_RENAMES): New.
19665 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19667 PR tree-optimization/38510
19668 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19669 (translate_clast): Call recompute_all_dominators before
19671 (gloog): Call recompute_all_dominators before graphite_verify.
19673 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19674 Jan Sjodin <jan.sjodin@amd.com>
19676 PR tree-optimization/38500
19677 * graphite.c (create_sese_edges): Call fix_loop_structure after
19680 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19682 * config.gcc: Add m32r*-*-rtems*.
19683 * config/m32r/rtems.h: New file.
19685 2009-01-05 Ben Elliston <bje@au.ibm.com>
19687 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19688 (.po.pox): Likewise.
19689 (po/gcc.pot): Likewise.
19691 2009-01-04 David S. Miller <davem@davemloft.net>
19693 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19694 (STARTING_FRAME_OFFSET): Always set to zero.
19696 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19698 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19699 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19700 fixed-point types, and vectors of the same.
19702 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19704 * config/mips/sync.md (*mb_barrier): Rename to...
19705 (*memory_barrier): ...this.
19707 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19709 * doc/extend.texi (Function Attributes): Move @cindex after @item
19710 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19711 and put in alphabetical order. Fix 'target' name and put in order.
19712 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19715 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19717 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19718 (memory_barrier): Expand as unspec instead of unspec_volatile.
19719 Remove mem:BLK from insn operands. Use Pmode scratch register.
19720 (*memory_barrier): Define as unspec instead of unspec_volatile.
19721 Use (match_dup 0) as input operand.
19723 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19724 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19725 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19726 scratch register. Remove operand 1.
19727 (*stbar): Define as unspec instead of unspec_volatile.
19728 Use (match_dup 0) as input operand, remove (const_int 8).
19729 (*membar): Define as unspec instead of unspec_volatile.
19730 Use (match_dup 0) as input operand, remove input operand 2.
19732 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19733 (memory_barrier): Expand as unspec instead of unspec_volatile.
19734 Remove mem:BLK from insn operands. Use Pmode scratch register.
19735 (*memory_barrier): Define as unspec instead of unspec_volatile.
19736 Use (match_dup 0) as input operand.
19738 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19739 Remove mem:BLK from insn operands. Use Pmode scratch register.
19740 Set volatile flag on operand 0.
19741 (*memory_barrier): New insn pattern.
19743 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19745 (*memory_barrier): Use (match_dup 0) as input operand.
19747 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19748 Remove mem:BLK from insn operands. Use Pmode scratch register.
19749 Set volatile flag on operand 0.
19750 (*mb_internal): New insn pattern.
19752 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19754 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19756 PR middle-end/38586
19757 * function.c (struct temp_slot): Move to the section of the file
19758 that deals with temp slots. Remove field 'address'.
19759 (temp_slot_address_table): New hash table of address -> temp slot.
19760 (struct temp_slot_address_entry): New struct, items for the table.
19761 (temp_slot_address_compute_hash, temp_slot_address_hash,
19762 temp_slot_address_eq, insert_temp_slot_address): Support functions
19764 (find_temp_slot_from_address): Rewrite to use the new hash table.
19765 (remove_unused_temp_slot_addresses): Remove addresses of temp
19766 slots that have been made available.
19767 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19768 worker function for remove_unused_temp_slot_addresses.
19769 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19770 Add the temp slot address to the address -> temp slot map.
19771 (update_temp_slot_address): Update via insert_temp_slot_address.
19772 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19773 (pop_temp_slots): Likewise.
19774 (init_temp_slots): Allocate the address -> temp slot map, or empty
19775 the map if it is already allocated.
19776 (prepare_function_start): Initialize temp slot processing.
19778 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19780 PR middle-end/38584
19781 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19782 Calculate the size of all stack vars assuming no packing of stack
19783 vars will happen, replacing a quadratic algorithm with a linear one.
19785 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19788 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19791 2009-01-03 Diego Novillo <dnovillo@google.com>
19793 * doc/contrib.texi: Update contributions.
19795 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19798 * builtins.c (fold_builtin_memory_op): Give up if either operand
19799 is volatile. Set srctype or desttype to non-qualified version
19803 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19804 and FUNCTION_DECLs.
19806 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19808 PR rtl-optimization/35805
19809 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19810 problem if fast dce is able to remove any instructions.
19811 * dce.c (dce_process_block): Fix dump message.
19813 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19816 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19818 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19820 PR middle-end/38690
19821 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19822 * tree-pretty-print.c (op_code_prio): New function.
19823 (op_prio): No longer static. Use op_code_prio.
19824 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19825 Use op_prio and op_code_prio to determine if () should be
19826 printed around operand(s) or not.
19828 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19829 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19830 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19831 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19832 pp_character instead of pp_string for single letter printing.
19834 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19836 * doc/extend.texi: Fix '#pragma GCC option' typo.
19838 2009-01-02 Richard Guenther <rguenther@suse.de>
19840 * doc/install.texi (--enable-checking): Mention different
19841 default for stage1.
19842 (--enable-stage1-checking): Document.
19844 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19846 PR middle-end/30142
19847 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19848 case to be an error.
19850 2009-01-02 Ben Elliston <bje@au.ibm.com>
19852 * config/fp-bit.h (pack_d): Constify argument.
19853 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19854 (isnan): Constify argument.
19856 (iszero): Likewise.
19857 (pack_d): Likewise.
19858 (_fpadd_parts): Constify return type.
19859 (_fpmul_parts): Likewise.
19860 (_fpdiv_parts): Likewise.
19862 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19865 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19866 warn about overwriting initializer with side-effects or
19867 -Woverride-init if !IMPLICIT.
19868 (output_init_element): Likewise. Pass IMPLICIT down to
19870 (process_init_element): Add IMPLICIT argument. Pass it down
19871 to output_init_element.
19872 (push_init_element, pop_init_level, set_designator): Adjust
19873 process_init_element callers.
19874 (set_nonincremental_init, set_nonincremental_init_from_string):
19875 Adjust add_pending_init callers.
19876 (output_pending_init_elements): Adjust output_init_element callers.
19877 * c-tree.h (process_init_element): Adjust prototype.
19878 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19879 process_init_element callers.
19882 Copyright (C) 2009 Free Software Foundation, Inc.
19884 Copying and distribution of this file, with or without modification,
19885 are permitted in any medium without royalty provided the copyright
19886 notice and this notice are preserved.