| blob | bc2728b7a46159d032cc90f99776dd7c4ec10563 |
1 2011-03-20 Eric Botcazou <ebotcazou@adacore.com>
3 PR bootstrap/48168
4 * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
6 2011-03-20 Jakub Jelinek <jakub@redhat.com>
8 PR rtl-optimization/48156
9 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
10 assume df and df_lr are not NULL.
12 2011-03-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14 PR debug/48023
15 * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
16 between a call and its CALL_ARG_LOCATION note.
18 2011-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
20 PR debug/48178
21 * config/sh/sh.c (find_barrier): Don't emit a constant pool
22 between a call and its corresponding CALL_ARG_LOCATION note.
24 2011-03-19 Anatoly Sokolov <aesok@post.ru>
26 * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
27 instead of loop. Use HARD_REGISTER_NUM_P predicate.
28 * haifa-sched.c (setup_ref_regs): Ditto.
29 * caller-save.c (add_used_regs_1): Ditto.
30 * dse.c (look_for_hardregs): Ditto.
31 * df-problems.c (df_simulate_one_insn_forwards): Ditto.
32 * sched-rgn.c (check_live_1): Ditto.
34 2011-03-18 Joseph Myers <joseph@codesourcery.com>
36 * c-decl.c (diagnose_mismatched_decls): Give an error for
37 redefining a typedef with variably modified type.
39 2011-03-18 Joseph Myers <joseph@codesourcery.com>
41 * c-decl.c (grokfield): Don't allow typedefs for structures or
42 unions with no tag by default.
43 * doc/extend.texi (Unnamed Fields): Update.
45 2011-03-18 Uros Bizjak <ubizjak@gmail.com>
47 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
48 Rewrite using indirect functions.
49 (lwp_slwpcb): Ditto.
50 * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
51 (avx_vinsertf128<mode>): Ditto.
53 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
55 * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
56 unspecs.
58 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
60 * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
61 splitting between a call and its corresponding CALL_ARG_LOCATION
62 note.
64 2011-03-18 Maxim Kuvyrkov <maxim@codesourcery.com>
66 PR rtl-optimization/48170
67 * gcse.c (hoist_code): Remove bogus asserts.
69 2011-03-18 Georg-Johann Lay <avr@gjlay.de>
71 * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
72 computation for prologue/epilogue.
74 2011-03-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
76 * Makefile.in (check-consistency): Remove.
78 2011-03-18 Jakub Jelinek <jakub@redhat.com>
80 PR debug/48176
81 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
82 arange_table_in_use is 0, but either text_section_used or
83 cold_text_section_used is true. Don't call it if
84 !info_section_emitted.
86 2011-03-18 Anatoly Sokolov <aesok@post.ru>
88 * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
89 FUNCTION_VALUE_REGNO_P): Remove.
90 * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
91 Remove.
92 * config/avr/avr.c (avr_ret_register): Make static inline.
93 (avr_function_value_regno_p): New function.
94 (avr_libcall_value): Make static. Add 'func' argument.
95 (avr_function_value): Make static. Rename 'func' argument to
96 'fn_decl_or_type', forward it to avr_libcall_value. Call
97 avr_ret_register function instead of RET_REGISTER macro.
98 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
100 2011-03-18 Jason Merrill <jason@redhat.com>
102 PR c++/23372
103 * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
105 2011-03-18 Richard Guenther <rguenther@suse.de>
107 * doc/install.texi (--enable-gold): Remove.
108 (--with-plugin-ld): Document.
109 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
111 2011-03-18 Andrew Pinski <pinskia@gmail.com>
113 PR middle-end/47790
114 * expr.c (optimize_bitfield_assignment_op): Revamp to work
115 again after expansion changes.
117 2011-03-18 Chung-Lin Tang <cltang@codesourcery.com>
119 * combine.c (try_combine): Do simplification only call of
120 subst() on i2 even when i1 is present. Update comments.
122 2011-03-18 Kaz Kojima <kkojima@gcc.gnu.org>
124 * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
125 and UNSPEC_PCREL_SYMOFF.
127 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
129 * config/s390/s390.md: Use define_c_enum for the unspec constant
130 definitions.
132 2011-03-18 Richard Henderson <rth@redhat.com>
133 Jakub Jelinek <jakub@redhat.com>
135 PR bootstrap/48161
136 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
137 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
139 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
141 PR middle-end/47725
142 * combine.c (cant_combine_insn_p): Don't check zero/sign
143 extended hard registers.
145 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
147 PR middle-end/47725
148 * combine.c (cant_combine_insn_p): Check zero/sign extended
149 hard registers.
151 2011-03-17 Anatoly Sokolov <aesok@post.ru>
153 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
154 * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
155 * config/v850/v850.c (v850_output_addr_const_extra): Make static.
156 Change return type to bool.
157 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
159 2011-03-17 Jakub Jelinek <jakub@redhat.com>
161 PR debug/48163
162 * var-tracking.c (prepare_call_arguments): If CALL target
163 is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
164 pc instead of looking it up using cselib_lookup and use
165 Pmode for it if x has VOIDmode.
166 * dwarf2out.c (gen_subprogram_die): If also both first and
167 second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
169 PR debug/48163
170 * function.c (assign_parms): For data.passed_pointer parms
171 use MEM of data.entry_parm instead of data.entry_parm itself
172 as DECL_INCOMING_RTL.
173 * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
174 also when passed and declared mode is the same, DECL_RTL
175 is a MEM with pseudo as address and DECL_INCOMING_RTL is
176 a MEM too.
178 2011-03-16 Jeff Law <law@redhat.com>
180 PR rtl-optimization/37273
181 * ira-costs.c (scan_one_insn): Detect constants living in memory and
182 handle them like argument loads from stack slots. Do not double
183 count memory for memory constants and argument loads from stack slots.
185 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
187 PR debug/48160
188 * var-tracking.c (prepare_call_arguments): Check SUBREG.
190 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
192 PR target/48171
193 * config/i386/i386.opt: Add Save to -mavx and -mfma.
195 2011-03-17 Jakub Jelinek <jakub@redhat.com>
197 PR bootstrap/48153
198 * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
199 if dwarf_strict.
200 (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
201 Clear call_arg_locations and call_arg_loc_last always.
203 PR middle-end/48152
204 * var-tracking.c (prepare_call_arguments): If argument needs to be
205 passed by reference, adjust argtype and mode.
207 2011-03-17 Richard Guenther <rguenther@suse.de>
209 PR middle-end/48134
210 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
211 a value make sure to fold the statement.
213 2011-03-17 Chung-Lin Tang <cltang@codesourcery.com>
215 PR target/43872
216 * config/arm/arm.c (arm_get_frame_offsets): Adjust early
217 return condition with !cfun->calls_alloca.
219 2011-03-17 Richard Guenther <rguenther@suse.de>
221 PR bootstrap/48148
222 * lto-cgraph.c (input_overwrite_node): Clear the abstract
223 origin for decls in other ltrans units.
224 (input_varpool_node): Likewise.
226 2011-03-17 Richard Guenther <rguenther@suse.de>
228 PR middle-end/48165
229 * tree-object-size.c (compute_object_offset): Properly return
230 the offset operand of MEM_REFs as sizetype.
232 2011-03-17 Jakub Jelinek <jakub@redhat.com>
234 PR rtl-optimization/48141
235 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
236 * dse.c: Include params.h.
237 (active_local_stores_len): New variable.
238 (add_wild_read, dse_step1): Clear it when setting active_local_stores
239 to NULL.
240 (record_store, check_mem_read_rtx): Decrease it when removing
241 from the chain.
242 (scan_insn): Likewise. Increase it when adding to chain, if it
243 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
244 set active_local_stores to NULL before the addition.
245 * Makefile.in (dse.o): Depend on $(PARAMS_H).
247 PR rtl-optimization/48141
248 * dse.c (record_store): If no positions are needed in an insn
249 that cannot be deleted, at least unchain it from active_local_stores.
251 2011-03-16 Dodji Seketeli <dodji@redhat.com>
253 PR debug/47510
254 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
255 (lookup_type_die_strip_naming_typedef): ... here.
256 (get_context_die): Use it.
257 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
258 the anonymous struct named by the naming typedef.
260 2011-03-16 H.J. Lu <hongjiu.lu@intel.com>
262 PR target/48154
263 * config/i386/i386.c (ix86_builtin_vectorized_function): Check
264 TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
266 2011-03-16 Jeff Law <law@redhat.com>
268 * tree-vrp.c (identify_jump_threads): Slightly simplify type
269 check for operands of conditional. Allow type to be a pointer.
271 2011-03-16 Richard Guenther <rguenther@suse.de>
273 PR tree-optimization/48149
274 * fold-const.c (fold_binary_loc): Fold
275 COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
277 2011-03-16 Richard Guenther <rguenther@suse.de>
279 PR tree-optimization/26134
280 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
281 complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
282 (non_rewritable_mem_ref_base): Handle complex type component
283 accesses, constrain offsets for vector and complex extracts
284 more properly.
286 2011-03-16 Richard Guenther <rguenther@suse.de>
288 PR tree-optimization/48146
289 * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
290 operands avoiding the need for renaming.
292 2011-03-16 Richard Guenther <rguenther@suse.de>
294 * gimple-fold.c (maybe_fold_reference): Open-code relevant
295 constant folding. Move MEM_REF canonicalization first.
296 Rely on fold_const_aggregate_ref for initializer folding.
297 * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
299 2011-03-16 Jakub Jelinek <jakub@redhat.com>
301 PR middle-end/48136
302 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
303 arg0/arg1 or their arguments are always fold converted to matching
304 types.
306 * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
307 to nargs.
309 2011-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
311 PR lto/46944
312 * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
313 Handle in-tree gold.
314 (ld_vers): Extract binutils version for gold.
315 (gcc_cv_ld_hidden): Handle gold here.
316 (gcc_cv_lto_plugin): Determine level of linker plugin support.
317 * configure: Regenerate.
318 * config.in: Regenerate.
319 * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
320 -fuse-linker-plugin otherwise.
321 (LINK_PLUGIN_SPEC): Define. Extract from LINK_COMMAND_SPEC.
322 (LINK_COMMAND_SPEC): Use it.
323 (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
325 2011-03-16 Jakub Jelinek <jakub@redhat.com>
327 * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
328 * calls.c: Remove debug.h include.
329 (emit_call_1): Don't call virtual_call_token debug hook.
330 * dwarf2out.c (debug_dcall_section, debug_vcall_section,
331 dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
332 vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
333 size_of_dcall_table, output_dcall_table, size_of_vcall_table,
334 output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
335 vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
336 dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
337 dwarf2out_virtual_call): Remove.
338 (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
339 copy_call_info and virtual_call hooks.
340 (dwarf2out_init): Don't initialize vcall_insn_table,
341 debug_dcall_section and debug_vcall_section.
342 (prune_unused_types): Don't mark nodes from dcall_table.
343 (dwarf2out_finish): Don't output dcall or vcall tables.
344 * final.c (final_scan_insn): Don't call direct_call or
345 virtual_call debug hooks.
346 * debug.h (struct gcc_debug_hooks): Remove direct_call,
347 virtual_call_token, copy_call_info and virtual_call hooks.
348 (debug_nothing_uid): Remove prototype.
349 * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
350 copy_call_info and virtual_call hooks.
351 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
352 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
353 * debug.c (do_nothing_debug_hooks): Likewise.
354 (debug_nothing_uid): Remove.
355 * doc/invoke.texi (-fenable-icf-debug): Remove.
356 * common.opt (-fenable-icf-debug): Likewise.
358 * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
359 * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
360 call's MEM. Handle functions returning aggregate through a hidden
361 first pointer. For virtual calls add clobbered pc to call arguments
362 chain.
363 * dwarf2out.c (gen_subprogram_die): Emit
364 DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
365 can't be emitted.
367 PR debug/45882
368 * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
369 * rtl.h (ENTRY_VALUE_EXP): Define.
370 * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
371 * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
372 * print-rtl.c (print_rtx): Likewise.
373 * gengtype.c (adjust_field_rtx_def): Likewise.
374 * var-tracking.c (vt_add_function_parameter): Adjust
375 gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
376 * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
377 * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
378 partition is a default definition of a PARM_DECL, use ENTRY_VALUE
379 of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
381 * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
382 Call var_location debug hook even on CALL_INSNs.
383 (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
384 * rtl.def (ENTRY_VALUE): New.
385 * dwarf2out.c: Include cfglayout.h.
386 (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
387 output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
388 (struct call_arg_loc_node): New type.
389 (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
390 tail_call_site_count): New variables.
391 (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
392 DW_TAG_GNU_call_site_parameter.
393 (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
394 DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
395 DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
396 DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
397 and DW_AT_GNU_all_source_call_sites.
398 (mem_loc_descriptor): Handle ENTRY_VALUE.
399 (add_src_coords_attributes): Don't add enything if
400 DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
401 (dwarf2out_abstract_function): Save and clear call_arg_location,
402 call_site_count and tail_call_site_count around dwarf2out_decl call.
403 (gen_call_site_die): New function.
404 (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
405 (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
406 (dwarf2out_function_decl): Clear call_arg_locations,
407 call_arg_loc_last, set call_site_count and tail_call_site_count
408 to -1 and free block_map.
409 (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
410 CALL_INSNs. Add NOTE_DURING_CALL_P var location notes even when not
411 followed by any real instructions.
412 (dwarf2out_begin_function): Set call_site_count and
413 tail_call_site_count to 0.
414 (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
415 is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
416 attempt to force a DIE for it and worst case remove the attribute.
417 (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
418 check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
419 the decl itself.
420 * var-tracking.c: Include tm_p.h.
421 (vt_stack_adjustments): For calls call note_register_arguments.
422 (argument_reg_set): New variable.
423 (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
424 ensure the VALUE is resolved.
425 (call_arguments): New variable.
426 (prepare_call_arguments): New function.
427 (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
428 (struct expand_loc_callback_data): Add ignore_cur_loc field.
429 (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
430 always use the best expression.
431 (vt_expand_loc): Add ignore_cur_loc argument.
432 (vt_expand_loc_dummy): Clear ignore_cur_loc field.
433 (emit_note_insn_var_location): Adjust vt_expand_loc callers.
434 (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
435 note for all calls.
436 (vt_add_function_parameter): Use cselib_lookup_from_insn.
437 If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
438 argument. Don't call cselib_preserve_only_values and
439 cselib_reset_table.
440 (note_register_arguments): New function.
441 (vt_initialize): Compute argument_reg_set. Call
442 vt_add_function_parameters before processing basic blocks instead of
443 afterwards. For calls call prepare_call_arguments before calling
444 cselib_process_insn.
445 * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
446 * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
447 (var-tracking.o): Depend on $(TM_P_H).
448 * cfglayout.h (insn_scope): New prototype.
449 * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
450 * cfglayout.c (insn_scope): No longer static.
451 * insn-notes.def (CALL_ARG_LOCATION): New.
452 * calls.c (expand_call, emit_library_call_value_1): Put USEs for
453 MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
454 * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
455 nothing for DECL_EXTERNAL BLOCK_VARS.
457 2011-03-16 Alan Modra <amodra@gmail.com>
459 PR target/45844
460 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
461 create invalid offset address for vsx splat insn.
462 * config/rs6000/predicates.md (splat_input_operand): New.
463 * config/rs6000/vsx.md (vsx_splat_*): Use it.
465 2011-03-15 Xinliang David Li <davidxl@google.com>
467 PR c/47837
468 * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
469 (normalize_preds): New function.
470 (is_use_properly_guarded): Normalize def predicates.
472 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
474 PR target/46778
475 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
476 in the output template.
478 2011-03-15 Richard Guenther <rguenther@suse.de>
480 PR middle-end/47650
481 * tree-pretty-print.c (dump_function_declaration): Properly
482 dump unprototyped and varargs function types.
484 2011-03-15 Richard Guenther <rguenther@suse.de>
486 PR tree-optimization/13954
487 * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
488 and friends.
490 2011-03-15 Richard Guenther <rguenther@suse.de>
492 PR tree-optimization/48037
493 * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
494 selects into BIT_FIELD_REFs.
495 (non_rewritable_mem_ref_base): Check if a MEM_REF is a
496 vector select.
498 2011-03-15 Jakub Jelinek <jakub@redhat.com>
500 PR tree-optimization/48129
501 * builtins.c (fold_builtin_snprintf): Convert to type of
502 built_in_decls[BUILT_IN_SNPRINTF] retval instead of
503 implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
505 2011-03-15 Richard Guenther <rguenther@suse.de>
507 PR tree-optimization/41490
508 * tree-ssa-dce.c (propagate_necessity): Handle returns without
509 value but with VUSE.
510 * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
511 return statements.
512 * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
513 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
514 * tree-tailcall.c (find_tail_calls): Ignore returns.
516 2011-03-15 Richard Guenther <rguenther@suse.de>
518 PR middle-end/48031
519 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
520 or variable-indexed array accesses when in gimple form.
522 2011-03-15 Richard Guenther <rguenther@suse.de>
524 * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
526 2011-03-15 Alan Modra <amodra@gmail.com>
528 PR target/48032
529 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
530 presume symbol_refs without a symbol_ref_decl are suitably
531 aligned, nor other trees we may see here. Handle anchor symbols.
532 (legitimate_constant_pool_address_p): Comment. Add mode param.
533 Check cmodel=medium addresses. Adjust all calls.
534 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
535 creating cmodel=medium optimized access to locals.
536 * config/rs6000/constraints.md (R): Pass QImode to
537 legitimate_constant_pool_address_p.
538 * config/rs6000/predicates.md (input_operand): Pass mode to
539 legitimate_constant_pool_address_p.
540 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
541 Update prototype.
543 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
545 PR target/48053
546 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
547 64-bit constants being loaded into registers other than GPRs such
548 as loading 0 into a VSX register.
550 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
552 * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
554 2011-03-14 Jakub Jelinek <jakub@redhat.com>
556 PR middle-end/47917
557 * builtins.c (fold_builtin_snprintf): New function.
558 (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
559 (fold_builtin_4): Likewise.
561 PR middle-end/38878
562 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
563 STRIP_NOPS on arg0 and arg1. When optimizing X +- C == X
564 and C - X == X also strip nops from +/-/p+ operand.
565 When optimizing -X == C, fold C to arg0's type.
567 PR debug/47946
568 * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
569 emit it as add_AT_int instead of add_AT_unsigned.
571 2011-03-14 Tom Tromey <tromey@redhat.com>
573 * unwind-dw2.c: Include sys/sdt.h if it exists.
574 (_Unwind_DebugHook): Use STAP_PROBE2.
575 * config.in, configure: Rebuild.
576 * configure.ac: Check for sys/sdt.h.
578 2011-03-14 Uros Bizjak <ubizjak@gmail.com>
580 * config/i386/i386.md (ROUND_FLOOR): New constant.
581 (ROUND_CEIL): Ditto.
582 (ROUND_TRUNC): Ditto.
583 (ROUND_MXCSR): Ditto.
584 (ROUND_NO_EXC): Ditto.
585 (rint<mode>2): Use new defines instead of numerical constants.
586 (floor<mode>2): Ditto.
587 (ceil<mode>2): Ditto.
588 (btrunc<mode>2): Ditto.
589 * config/i386/i386-builtin-types.def: Define ROUND function type
590 aliases.
591 * config/i386/i386.c (enum ix86_builtins): Add
592 IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
593 (struct builtin_description): Add
594 __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
595 (ix86_expand_sse_round): New static function.
596 (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
597 function types.
598 (ix86_builtin_vectorized_function): Handle
599 BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
601 2011-03-14 Tom Tromey <tromey@redhat.com>
603 * c-parser.c (c_parser_asm_string_literal): Clear
604 warn_overlength_strings.
606 2011-03-14 Tom Tromey <tromey@redhat.com>
608 * c-parser.c (disable_extension_diagnostics): Save
609 warn_overlength_strings.
610 (restore_extension_diagnostics): Restore warn_overlength_strings.
612 2011-03-14 Jakub Jelinek <jakub@redhat.com>
614 * BASE-VER: Change to 4.7.0.
616 2011-03-14 Richard Guenther <rguenther@suse.de>
618 PR middle-end/48098
619 * tree.c (build_vector_from_val): Adjust assert to requirements
620 and reality.
622 2011-03-14 Jakub Jelinek <jakub@redhat.com>
624 PR bootstrap/48102
625 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
627 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
629 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
630 terms of target_flags_explicit. Adjust copyright year.
632 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
633 * config/rs6000/t-freebsd: New file. Add override for
634 LIB2FUNCS_EXTRA.
636 2011-03-13 Chris Demetriou <cgd@google.com>
638 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
639 (-fno-diagnostics-show-option): this, to reflect current default.
640 (-Werror=): Update text about -fno-diagnostics-show-option.
642 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
644 PR target/48053
645 * config/rs6000/predicates.md (easy_vector_constant_add_self,
646 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
647 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
648 mode is not V2DImode or V2DFmode.
649 (vspltis_constant): Do not handle V2DImode and V2DFmode.
650 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
651 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
652 registers to 0.
653 (movdi_internal64): Likewise.
655 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
657 PR tree-optimization/47127
658 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
659 parameter.
660 (set_cloog_options): Same.
661 (scop_to_clast): Same.
662 (print_clast_stmt): Do not call cloog_state_malloc and
663 cloog_state_free.
664 (print_generated_program): Same.
665 (gloog): Same.
666 * graphite-clast-to-gimple.h (cloog_state): Declared.
667 (scop_to_clast): Adjust declaration.
668 * graphite.c (cloog_state): Defined here.
669 (graphite_initialize): Call cloog_state_malloc.
670 (graphite_finalize): Call cloog_state_free.
672 2011-03-11 Jason Merrill <jason@redhat.com>
674 * attribs.c (lookup_attribute_spec): Take const_tree.
675 * tree.h: Adjust.
677 2011-03-11 Joseph Myers <joseph@codesourcery.com>
679 * config/sparc/sparc.c (sparc_option_override): Use
680 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
682 2011-03-11 Richard Guenther <rguenther@suse.de>
684 PR tree-optimization/48067
685 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
686 multiplication result will be only used once on the target
687 stmt.
689 2011-03-11 Richard Guenther <rguenther@suse.de>
691 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
693 2011-03-11 Richard Guenther <rguenther@suse.de>
695 PR lto/48073
696 * tree.c (find_decls_types_r): Do not walk types only reachable
697 from IDENTIFIER_NODEs.
699 2011-03-11 Jakub Jelinek <jakub@redhat.com>
701 PR middle-end/48044
702 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
703 all vnode->force_output nodes as needed.
705 2011-03-11 Jason Merrill <jason@redhat.com>
707 PR c++/48069
708 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
709 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
711 2011-03-11 Martin Jambor <mjambor@suse.cz>
713 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
714 cgraph_node.
716 2011-03-11 Jakub Jelinek <jakub@redhat.com>
718 PR tree-optimization/48063
719 * ipa-inline.c (cgraph_decide_inlining): Don't try to
720 inline functions called once if !tree_can_inline_p (node->callers).
722 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
724 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
725 extra_objs.
726 * config/score/score3.c: Delete.
727 * config/score/score3.h: Delete.
728 * config/score/mul-div.S: Delete.
729 * config/score/sfp-machine.h: Add new file.
730 * config/score/constraints.md: Add new file.
731 * config/score/t-score-softfp: Add new file.
732 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
733 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
734 (score7_extra_constraint): Delete.
735 (score7_option_override): Remove unused code.
736 * config/score/score.c: Remove score3 and score5 define and code.
737 * config/score/score.h: Remove score3 and score5 define and code.
738 * config/score/score.md: Remove score3 template and unusual insn.
739 * config/score/score.opt: Remove score3 and score5 options.
741 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
743 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
744 when _HPUX_SOURCE is defined.
745 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
747 2011-03-10 Jason Merrill <jason@redhat.com>
749 PR c++/48029
750 * stor-layout.c (layout_type): Don't set structural equality
751 on arrays of incomplete type.
752 * tree.c (type_hash_eq): Handle comparing them properly.
754 2011-03-10 Jakub Jelinek <jakub@redhat.com>
756 PR debug/48043
757 * config/s390/s390.c (s390_delegitimize_address): Make sure the
758 result mode matches original rtl mode.
760 2011-03-10 Nick Clifton <nickc@redhat.com>
762 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
763 (andsi3, andsi3_flags): Fix timings for three operand alternative.
765 2011-03-09 Jakub Jelinek <jakub@redhat.com>
767 PR rtl-optimization/47866
768 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
769 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
770 if target wasn't scalar.
771 * function.c (assign_stack_temp_for_type): Assert that neither
772 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
773 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
774 macro.
775 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
777 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
779 * config/s390/s390-protos.h (s390_label_align): New prototype.
780 * config/s390/s390.c (s390_label_align): New function.
781 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
783 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
785 PR target/47755
786 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
787 V2DI/V2DF constants. Only all 0's or all 1's are easy.
788 (output_vec_const_move): Ditto.
790 2011-03-08 Anatoly Sokolov <aesok@post.ru>
792 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
793 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
794 * config/mips/mips.c (mips_preferred_reload_class): Make static.
795 Change 'rclass' argument and result type to reg_class_t.
796 (TARGET_PREFERRED_RELOAD_CLASS): Define.
798 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
800 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
801 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST,
802 TARGET_MEMORY_MOVE_COST): Define.
803 (avr_register_move_cost, avr_memory_move_cost): New Functions.
805 2011-03-08 Jakub Jelinek <jakub@redhat.com>
807 PR debug/47881
808 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
809 removed anything.
811 PR tree-optimization/48022
812 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
813 for EQ/NE_EXPR.
815 2011-03-07 Jakub Jelinek <jakub@redhat.com>
817 PR debug/47991
818 * var-tracking.c (find_use_val): Return NULL for
819 cui->sets && cui->store_p BLKmode MEMs.
821 2011-03-07 Anatoly Sokolov <aesok@post.ru>
823 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
824 Remove.
825 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
826 xstormy16_print_operand_address): Remove.
827 * config/stormy16/stormy16.c (xstormy16_print_operand,
828 xstormy16_print_operand_address): Make static.
829 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
831 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
833 PR target/47862
834 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
835 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
836 before definition.
838 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
840 PR bootstrap/48000
841 * cfgloopmanip.c (fix_bb_placements): Return immediately
842 if FROM is BASE_LOOP's header.
844 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
846 * gimplify.c (gimplify_function_tree): Fix building calls
847 to __builtin_return_address.
849 2011-03-07 Alan Modra <amodra@gmail.com>
851 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
852 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
853 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
854 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
855 return_mode args.
856 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
857 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
858 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
859 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
860 * config/rs6000/rs6000.c
861 (rs6000_elf_end_indicate_exec_stack): Rename to..
862 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
863 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
864 (rs6000_file_start): ..here.
865 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
866 file scope variables.
867 (call_ABI_of_interest): New function.
868 (init_cumulative_args): Set above vars when function return value
869 is a float, vector, or small struct.
870 (rs6000_function_arg_advance_1): Likewise for function args.
871 (rs6000_va_start): Set rs6000_passes_float if variable arg function
872 references float args.
874 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
876 * doc/cfg.texi: Remove "See" before @ref.
877 * doc/invoke.texi: Likewise.
879 2011-03-05 Jason Merrill <jason@redhat.com>
881 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
883 2011-03-05 Anthony Green <green@moxielogic.com>
885 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
887 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
889 PR rtl-optimization/47899
890 * cfgloopmanip.c (fix_bb_placements): Fix first argument
891 to flow_loop_nested_p when moving the loop upward.
893 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
895 PR target/47719
896 * arm.md (movhi_insn_arch4): Accept any immediate constant.
898 2011-03-05 Jakub Jelinek <jakub@redhat.com>
900 PR tree-optimization/47967
901 * ipa-cp.c (build_const_val): Return NULL instead of creating
902 VIEW_CONVERT_EXPR for mismatching sizes.
903 (ipcp_create_replace_map): Return NULL if build_const_val failed.
904 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
905 give up on versioning.
907 2011-03-05 Alan Modra <amodra@gmail.com>
909 PR target/47986
910 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
911 full cmodel medium/large lo_sum + high addresses.
913 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
915 * config/s390/s390.c (s390_decompose_address): Reject non-literal
916 pool references in UNSPEC_LTREL_OFFSET.
918 2011-03-04 Jan Hubicka <jh@suse.cz>
920 PR lto/47497
921 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
922 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
923 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
924 Add node pointers.
925 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
926 cgraph_add_thunk): Add node pointers.
927 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
928 associated to right node.
929 (input_node): Update use of cgraph_same_body_alias
930 and cgraph_add_thunk.
932 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
934 * config/i386/i386.opt (mprefer-avx128): New flag.
935 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
936 modes when the flag -mprefer-avx128 is on.
938 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
940 * dwarf2out.c (compare_loc_operands): Fix address handling.
942 2011-03-04 Alan Modra <amodra@gmail.com>
944 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
946 2011-03-04 Richard Guenther <rguenther@suse.de>
948 PR middle-end/47968
949 * expmed.c (extract_bit_field_1): Prefer vector modes that
950 vec_extract patterns can handle.
952 2011-03-04 Richard Guenther <rguenther@suse.de>
954 PR middle-end/47975
955 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
957 2011-03-04 Richard Henderson <rth@redhat.com>
959 * explow.c (emit_stack_save): Remove 'after' parameter.
960 (emit_stack_restore): Likewise.
961 * expr.h: Update to match.
962 * builtins.c, calls.c, stmt.c: Likewise.
963 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
964 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
965 * function.c (expand_function_end): Insert the emit_stack_save
966 sequence before parm_birth_insn instead of after.
968 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
970 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
971 (ssse3_pmaddubsw128): Ditto.
972 (ssse3_pmaddubsw): Ditto.
974 2011-03-03 Steve Ellcey <sje@cup.hp.com>
976 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
978 2011-03-03 Jakub Jelinek <jakub@redhat.com>
980 PR c/47963
981 * gimplify.c (omp_add_variable): Only call omp_notice_variable
982 on TYPE_SIZE_UNIT if it is a DECL.
984 PR debug/47283
985 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
986 first operand is not is_gimple_mem_ref_addr, try to fold it.
987 If the operand still isn't is_gimple_mem_ref_addr, clear
988 MEM_EXPR on op0.
990 2011-03-03 Richard Guenther <rguenther@suse.de>
992 PR middle-end/47283
993 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
994 match comment.
995 (refs_may_alias_p_1): For release branches return true if
996 we are confused by our input.
998 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1000 * config/s390/s390.c (s390_function_value): Rename to ...
1001 (s390_function_and_libcall_value): ... this.
1002 (s390_function_value): New function.
1003 (s390_libcall_value): New function.
1004 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
1005 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
1006 target macro definitions.
1007 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
1009 2011-03-02 Joseph Myers <joseph@codesourcery.com>
1011 * config/i386/freebsd64.h (CC1_SPEC): Define.
1012 * config/i386/linux64.h (CC1_SPEC): Define.
1013 * config/i386/x86-64.h (CC1_SPEC): Don't define.
1015 2011-03-02 Anatoly Sokolov <aesok@post.ru>
1017 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1018 Remove.
1019 * config/stormy16/stormy16.c: Include reload.h.
1020 (xstormy16_memory_move_cost): New function.
1021 (TARGET_MEMORY_MOVE_COST): Define.
1023 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
1025 PR rtl-optimization/47925
1026 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
1027 with side effects. Remove the more-specific check for volatile asms.
1029 2011-03-02 Alan Modra <amodra@gmail.com>
1031 PR target/47935
1032 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
1033 toc relative addresses for valid offsets.
1035 2011-03-01 Richard Guenther <rguenther@suse.de>
1037 PR tree-optimization/47890
1038 * tree-vect-loop.c (get_initial_def_for_induction): Set
1039 related stmt properly.
1041 2011-03-01 Richard Guenther <rguenther@suse.de>
1043 PR lto/47924
1044 * lto-streamer.c (lto_record_common_node): Also register
1045 the canonical type.
1047 2011-03-01 Richard Guenther <rguenther@suse.de>
1049 PR lto/46911
1050 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1051 Do not stream DECL_ABSTRACT_ORIGIN.
1052 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1053 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1054 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1055 Do not stream DECL_ABSTRACT_ORIGIN.
1056 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1057 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1059 2011-02-28 Anatoly Sokolov <aesok@post.ru>
1061 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
1062 FUNCTION_VALUE_REGNO_P): Remove.
1063 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
1064 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
1065 Add 'outgoing' argument.
1066 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
1067 function.
1068 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1069 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1071 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
1073 PR debug/28047
1074 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
1075 (lookup_filename): Likewise.
1076 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
1078 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
1079 Jakub Jelinek <jakub@redhat.com>
1081 PR middle-end/47893
1082 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
1083 (assign_stack_local_1): Change last argument type to int.
1084 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
1085 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
1086 don't record padding space into frame_space_list nor use those areas.
1087 (assign_stack_local): Adjust caller.
1088 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
1089 of assign_stack_local, pass 0 as last argument.
1090 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
1091 callers.
1093 2011-02-28 Jakub Jelinek <jakub@redhat.com>
1095 PR debug/47283
1096 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
1097 Use target address_mode and pointer_mode hooks instead of hardcoded
1098 Pmode and ptr_mode. Handle some simple cases of extending if
1099 POINTERS_EXTEND_UNSIGNED < 0.
1100 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
1101 Call convert_debug_memory_address.
1102 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
1103 convert_debug_memory_address.
1105 PR middle-end/46790
1106 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
1107 * configure: Regenerated.
1108 * config.in: Regenerated.
1109 * varasm.c (default_function_section): Return NULL
1110 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
1112 2011-02-28 Martin Jambor <mjambor@suse.cz>
1114 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
1115 the description to match the printed values.
1117 2011-02-28 Richard Guenther <rguenther@suse.de>
1119 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
1120 of the copied scope tree.
1122 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1124 * doc/extend.texi (Function Attributes): Avoid deeply (and
1125 wrongly) nested tables.
1127 2011-02-27 Jakub Jelinek <jakub@redhat.com>
1129 PR middle-end/47903
1130 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
1131 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
1132 r isn't op0 nor op1.
1134 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1136 * config/avr/avr.md: Remove magic comment for emacs.
1138 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1140 PR target/45261
1141 * config/avr/avr.c (avr_option_override): Use error on bad options.
1142 (avr_help): New function.
1143 (TARGET_HELP): Define.
1145 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
1147 PR target/42240
1148 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
1149 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
1151 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1153 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
1154 (ARM Options): Ditto.
1155 (i386 and x86-64 Options): Ditto.
1156 (RX Options): Ditto.
1157 (SPARC Options): Ditto.
1159 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
1161 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
1162 FreeBSD 6 and later. Generally use cpu generic.
1164 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1166 * doc/cpp.texi: Update copyright years.
1168 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
1170 PR target/46898
1171 * config/lm32/lm32.md (ashrsi3): Added needed variable.
1173 2011-02-25 Jon Beniston <jon@beniston.com>
1175 PR target/46898
1176 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
1177 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
1178 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
1179 (lm32_block_move_inline): Add type cast to remove warning.
1180 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
1181 (gen_int_relational): Move declarations to start of function.
1183 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
1185 PR tree-optimization/45470
1186 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
1187 can throw internally only.
1188 * tree-vect-stmts.c (vectorizable_call): Likewise.
1190 2011-02-24 Anatoly Sokolov <aesok@post.ru>
1192 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
1193 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1194 * config/stormy16/stormy16-protos.h
1195 (xstormy16_preferred_reload_class): Remove.
1196 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
1197 static. Change 'rclass' argument and return type to reg_class_t.
1198 (TARGET_PREFERRED_RELOAD_CLASS,
1199 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1201 2011-02-24 Richard Guenther <rguenther@suse.de>
1203 * lto-streamer-in.c (input_bb): Do not find referenced vars
1204 in debug statements.
1206 2011-02-23 Jason Merrill <jason@redhat.com>
1208 * common.opt (fabi-version): Document v5 and v6.
1210 2011-02-23 Richard Guenther <rguenther@suse.de>
1212 PR tree-optimization/47849
1213 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
1215 2011-02-23 Jie Zhang <jie@codesourcery.com>
1217 * opts-common.c (decode_cmdline_option): Print empty string
1218 argument as "" in decoded->orig_option_with_args_text.
1219 * gcc.c (execute): Print empty string argument as ""
1220 in the verbose output.
1221 (do_spec_1): Keep empty string argument.
1223 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
1225 * config.gcc: Declare score-* and crx-* obsolete.
1227 2011-02-23 Jie Zhang <jie@codesourcery.com>
1229 PR rtl-optimization/47763
1230 * web.c (web_main): Ignore naked clobber when replacing register.
1232 2011-02-22 Anatoly Sokolov <aesok@post.ru>
1234 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
1235 Remove.
1237 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
1239 PR doc/47848
1240 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
1242 2011-02-22 Mike Stump <mikestump@comcast.net>
1244 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
1245 assembler.
1246 * configure: Regenerate.
1248 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
1250 PR rtl-optimization/46002
1251 * ira-color.c (update_copy_costs): Change class intersection
1252 test to reg_class_contents[] test of 'hard_regno'.
1254 2011-02-21 Joseph Myers <joseph@codesourcery.com>
1256 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
1257 than Driver option.
1258 * config/hpux11.opt (mt): Likewise.
1259 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
1260 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
1261 * config/vax/elf.opt (mno-asm-pic): Likewise.
1262 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
1264 2011-02-21 Mike Stump <mikestump@comcast.net>
1266 PR target/47822
1267 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
1268 tree so we can get save the type.
1269 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
1270 for CFString instead of trying to use past the end of the builtins.
1271 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
1272 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
1273 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
1274 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
1275 Rename to darwin_builtin_cfstring.
1276 (darwin_init_cfstring_builtins): Return the built type.
1278 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
1280 PR target/47840
1281 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
1282 (_mm256_insert_epi64): Use _mm_insert_epi64.
1284 2011-02-21 Anatoly Sokolov <aesok@post.ru>
1286 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1287 * config/stormy16/stormy16-protos.h
1288 (xstormy16_mode_dependent_address_p): Remove.
1289 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
1290 Make static. Change return type to bool. Change argument type to
1291 const_rtx. Remove dead code.
1292 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1294 2011-02-21 Richard Guenther <rguenther@suse.de>
1296 PR lto/47820
1297 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1298 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1299 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
1300 TUs context.
1301 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1302 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1304 2011-02-20 Richard Guenther <rguenther@suse.de>
1306 PR lto/47822
1307 * tree.c (free_lang_data_in_decl): Clean builtins from
1308 the TU decl BLOCK_VARS.
1310 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
1312 PR debug/47620
1313 PR debug/47630
1314 * haifa-sched.c (fix_tick_ready): Skip tick computation
1315 for debug insns.
1317 2011-02-19 Richard Guenther <rguenther@suse.de>
1319 PR lto/47647
1320 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
1321 Remove lazy BLOCK_VARS streaming.
1322 (lto_input_ts_block_tree_pointers): Likewise.
1323 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
1325 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1327 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
1329 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1331 * config/i386/biarch32.h, config/i386/mach.h,
1332 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
1334 2011-02-19 Jakub Jelinek <jakub@redhat.com>
1336 PR target/47800
1337 * config/i386/i386.md (peephole2 for shift and plus): Use
1338 operands[1] original mode in the first insn.
1340 2011-02-18 Mike Stump <mikestump@comcast.net>
1342 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
1344 2011-02-18 Jan Hubicka <jh@suse.cz>
1346 PR middle-end/47788
1347 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
1348 to zero when the function is not inlinable at all.
1350 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1352 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
1353 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1354 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
1355 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
1356 * config/pa/t-pa64: Likewise.
1357 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
1359 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1361 PR driver/47787
1362 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
1364 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1366 PR target/47792
1367 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
1369 2011-02-18 Anatoly Sokolov <aesok@post.ru>
1371 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
1372 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
1373 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
1374 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
1375 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
1376 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
1377 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
1378 m32r_load_postinc_p, m32r_store_preinc_predec_p,
1379 m32r_legitimate_address_p): New functions.
1380 * config/m32r/constraints.md (constraint "S"): Don't use
1381 STORE_PREINC_PREDEC_P.
1382 (constraint "U"): Don't use LOAD_POSTINC_P.
1384 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
1386 PR rtl-optimization/46178
1387 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
1388 compute ira_hard_regno_cover_class[].
1390 2011-02-18 Richard Guenther <rguenther@suse.de>
1392 PR lto/47798
1393 * lto-streamer.h (lto_global_var_decls): Declare.
1394 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
1395 statics for global var processing.
1397 2011-02-18 Richard Guenther <rguenther@suse.de>
1399 PR tree-optimization/47737
1400 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
1401 edge dominance check.
1403 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1405 PR debug/47780
1406 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
1407 avoid invalid rtx sharing.
1409 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
1411 * doc/cpp.texi (Obsolete Features): Add background on the
1412 origin of assertions.
1414 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
1416 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
1417 objc_abi == 2.
1418 * config/darwin.c (output_objc_section_asm_op): Added support for
1419 ABI v1 and v2.
1420 (is_objc_metadata): New.
1421 (darwin_objc2_section): New.
1422 (darwin_objc1_section): New.
1423 (machopic_select_section): Added support for ABI v1 and v2.
1424 (darwin_emit_objc_zeroed): New.
1425 (darwin_output_aligned_bss): Detect objc metadata and treat it
1426 appropriately.
1427 (darwin_asm_output_aligned_decl_common): Same.
1428 (darwin_asm_output_aligned_decl_local): Same.
1429 * config/darwin-sections.def: Updated for ABI v1 and v2.
1430 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
1431 compiling Objective-C code for the NeXT runtime, default to using
1432 ABI version 0 for 32-bit, and version 2 for 64-bit.
1434 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1436 * common.opt (optimize_fast): New Variable.
1437 * opts.c (default_options_optimization): Use opts->x_optimize_fast
1438 instead of local variable ofast.
1440 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
1442 * doc/invoke.texi (fobjc-abi-version): Documented.
1443 (fobjc-nilcheck): Documented.
1444 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
1445 version.
1447 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1449 PR driver/47390
1450 * common.opt (export-dynamic): New Driver option.
1451 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
1453 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1455 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
1457 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
1458 Jan Hubicka <jh@suse.cz>
1460 PR debug/47106
1461 PR debug/47402
1462 * cfgexpand.c (account_used_vars_for_block): Remove.
1463 (estimated_stack_frame_size): Use referenced vars.
1464 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
1465 that were referenced in the original function. Test src_fn
1466 rather than cfun. Drop redundant get_var_ann.
1467 (setup_one_parameter): Drop redundant get_var_ann.
1468 (declare_return_variable): Likewise.
1469 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
1470 (copy_arguments_for_versioning): Drop redundant get_var_ann.
1471 * ipa-inline.c (compute_inline_parameters): Do not compute
1472 disregard_inline_limits here.
1473 (compute_inlinable_for_current, pass_inlinable): New.
1474 (pass_inline_parameters): Require PROP_referenced_vars.
1475 * cgraphunit.c (cgraph_process_new_functions): Don't run
1476 compute_inline_parameters explicitly unless function is in SSA form.
1477 (cgraph_analyze_function): Set .disregard_inline_limits.
1478 * tree-sra.c (convert_callers): Compute inliner parameters
1479 only for functions already in SSA form.
1481 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1483 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
1484 -mlittle-endian-data.
1486 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1488 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
1489 -mno-fpu, not -fpu and -no-fpu.
1490 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
1491 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
1493 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
1495 PR target/43653
1496 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
1497 input reload with PLUS RTX.
1499 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1501 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
1502 of InverseVar(MDMX).
1504 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1506 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
1507 --m4-340.
1509 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1511 * config/mn10300/mn10300.opt (mno-crt0): New.
1513 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1515 * config/m68k/uclinux.opt (static-libc): New Driver option.
1517 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1519 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
1521 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1523 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
1524 %{muser-extend-enabled}.
1526 2011-02-16 Richard Guenther <rguenther@suse.de>
1528 PR tree-optimization/47738
1529 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
1530 the TODO from tree_predictive_commoning.
1532 2011-02-15 Jeff Law <law@redhat.com>
1534 Revert
1535 2011-01-25 Jeff Law <law@redhat.com>
1537 PR rtl-optimization/37273
1538 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1539 handle them like argument loads from stack slots. Do not double
1540 count memory for memory constants and argument loads from stack slots.
1542 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1544 PR middle-end/47725
1545 * combine.c (cant_combine_insn_p): Revert the last change.
1547 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1549 PR target/47755
1550 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
1551 mode for vector constants. Remove code that checks for TImode.
1553 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1555 PR debug/47106
1556 PR debug/47402
1557 * cgraph.h (compute_inline_parameters): Return void.
1558 * ipa-inline.c (compute_inline_parameters): Adjust.
1560 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1562 PR debug/47106
1563 PR debug/47402
1564 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
1565 rather than decl.
1566 * cfgexpand.c (estimated_stack_frame_size): Likewise.
1567 * ipa-inline.c (compute_inline_parameters): Adjust.
1569 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1571 PR debug/47106
1572 PR debug/47402
1573 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
1574 Adjust all users. Pass FN to...
1575 * tree-flow-inline.h (first_referenced_var): ... this. Add
1576 fn argument.
1577 * ipa-struct-reorg.c: Adjust.
1578 * tree-dfa.c: Adjust.
1579 * tree-into-ssa.c: Adjust.
1580 * tree-sra.c: Adjust.
1581 * tree-ssa-alias.c: Adjust.
1582 * tree-ssa-live.c: Adjust.
1583 * tree-ssa.c: Adjust.
1584 * tree-ssanames.c: Adjust.
1585 * tree-tailcall.c: Adjust.
1587 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1589 PR debug/47106
1590 PR debug/47402
1591 * tree-flow.h (referenced_var_lookup): Add fn parameter.
1592 Adjust all callers.
1593 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
1594 * tree-flow-inline.h: Adjust.
1595 * gimple-pretty-print.c: Adjust.
1596 * tree-into-ssa.c: Adjust.
1597 * tree-ssa.c: Adjust.
1598 * cfgexpand.c: Adjust.
1600 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1602 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
1603 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1604 (EXTRA_CONSTRAINT): Delete.
1605 * config/iq2000/constraints.md: New file.
1606 * config/iq2000/iq2000.md: Include it.
1607 (define_insn ""): Delete.
1608 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
1609 unsupported constraint letters from patterns.
1610 (call_value, call_value_internal1): Likewise.
1611 (call_value_multiple_internal1): Likewise.
1613 2011-02-15 Nick Clifton <nickc@redhat.com>
1615 * config/mn10300/mn10300.c: Include tm-constrs.h.
1616 (struct liw_data): New data structure describing an LIW candidate
1617 instruction.
1618 (extract_bundle): Use struct liw_data. Allow small integer
1619 operands for some instructions.
1620 (check_liw_constraints): Use struct liw_data. Remove swapped
1621 parameter. Add comments describing the checks. Fix bug when
1622 assigning the source of liw1 to the source of liw2.
1623 (liw_candidate): Delete. Code moved into extract_bundle.
1624 (mn10300_bundle_liw): Use struct liw_data. Check constraints
1625 before swapping.
1626 * config/mn10300/predicates.md (liw_operand): New predicate.
1627 Allows registers and small integer constants.
1628 * config/mn10300/constraints.md (O): New constraint. Accetps
1629 integers in the range -8 to +7 inclusive.
1630 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
1631 for moving a small integer into a register. Give this alternative
1632 LIW attributes.
1633 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
1634 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
1635 using the J,K,L and M constraints,
1636 (liw): Remove SI mode on second operands to allow for HI and QI
1637 mode values.
1638 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
1639 instruction.
1641 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1643 PR middle-end/47725
1644 * combine.c (cant_combine_insn_p): Check zero/sign extended
1645 hard registers.
1647 2011-02-15 Richard Guenther <rguenther@suse.de>
1649 PR tree-optimization/47743
1650 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
1651 for a non-type-compatible VN lookup bail out.
1653 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1655 * config/fr30/constraints.md: New file.
1656 * config/fr30/fr30.md: Include it.
1657 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
1658 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1659 (EXTRA_CONSTRAINT): Delete.
1661 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1663 * config/frv/constraints.md: New file.
1664 * config/frv/predicates.md: Include it.
1665 * config/frv/frv.c (reg_class_from_letter): Delete.
1666 (frv_option_override): Don't initialize it.
1667 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
1668 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
1669 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
1670 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1671 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
1672 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1673 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
1674 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
1675 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
1676 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
1677 (REG_CLASS_FROM_CONSTRAINT): Delete.
1679 2011-02-15 Jakub Jelinek <jakub@redhat.com>
1681 PR middle-end/47581
1682 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
1683 if frame size is 0 in a leaf function.
1685 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1687 PR pch/14940
1688 * config/alpha/host-osf.c: New file.
1689 * config/alpha/x-osf: New file.
1690 * config.host (alpha*-dec-osf*): Use it.
1692 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1694 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1695 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
1696 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
1697 (rx_mode_dependent_address_p): ...this. Make static. Change argument
1698 type to const_rtx.
1699 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1701 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1703 * config/stormy16/constraints.md: New file.
1704 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
1705 Use satisfies_constraint_Q and satisfies_constraint_R.
1706 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
1707 Delete.
1708 (xstormy16_legitiamte_address_p): Declare.
1709 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
1710 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1711 (EXTRA_CONSTRAINT): Delete.
1712 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1713 Un-staticize.
1714 (xstormy16_extra_constraint_p): Delete.
1716 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
1718 PR tree-optimization/46494
1719 * loop-unroll.c (split_edge_and_insert): Adjust comment.
1720 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
1721 (pass_rtl_loop_done): Add TODO_verify_flow.
1722 * fwprop.c (pass_rtl_fwprop): Likewise.
1723 * modulo-sched.c (pass_sms): Likewise.
1724 * tree-ssa-dom.c (pass_dominator): Likewise.
1725 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1726 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
1727 (pass_tree_loop_done): Likewise.
1728 * tree-ssa-pre.c (execute_pre): Likewise.
1729 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1730 * tree-ssa-sink.c (pass_sink_code): Likewise.
1731 * tree-vrp.c (pass_vrp): Likewise.
1733 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1735 * config/v850/constraints.md: New file.
1736 * config/v850/v850.md: Include it.
1737 * config/v850/predicates.md (reg_or_0_operand): Use
1738 satisfies_constraint_G.
1739 (special_symbolref_operand): Use satisfies_constraint_K.
1740 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
1741 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
1742 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
1743 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1744 (EXTRA_CONSTRAINT): Delete.
1745 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
1746 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
1747 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
1749 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1751 PR target/47696
1752 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
1753 description.
1755 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1757 * config/mcore/constraints.md: New file.
1758 * config/mcore/mcore.md: Include it.
1759 * config/mcore/mcore.c (reg_class_from_letter): Delete.
1760 * config/mcore/mcore.h (reg_class_from_letter): Delete.
1761 (REG_CLASS_FROM_LETTER): Delete.
1762 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
1763 insn_const_int_ok_for_constraint.
1764 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
1765 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
1766 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1767 (EXTRA_CONSTRAINT): Delete.
1769 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1771 PR ada/41929
1772 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
1773 (IS_SIGHANDLER): Define.
1774 (sparc64_is_sighandler): New function, split off from
1775 sparc64_fallback_frame_state.
1776 (sparc_is_sighandler): New function, split off from
1777 sparc_fallback_frame_state.
1778 (sparc64_fallback_frame_state): Merge with ...
1779 (sparc_fallback_frame_state): ... this into ...
1780 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
1781 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
1782 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
1783 stack instead of hardcoded offsets.
1785 2011-02-14 Andriy Gapon <avg@freebsd.org>
1787 PR target/45808
1788 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
1790 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1792 * configure: Regenerate.
1794 2011-02-12 Joseph Myers <joseph@codesourcery.com>
1796 PR driver/45731
1797 * gcc.c (asm_options): Correct spec matching --target-help.
1799 2011-02-12 Martin Jambor <mjambor@suse.cz>
1801 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
1802 to gimple call error.
1804 2011-02-12 Mike Stump <mikestump@comcast.net>
1806 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
1807 comments in backslash regions.
1809 2011-02-12 Mike Stump <mikestump@comcast.net>
1810 Jakub Jelinek <jakub@redhat.com>
1811 Iain Sandoe <iains@gcc.gnu.org>
1813 PR target/47324
1814 * dwarf2out.c (output_cfa_loc): When required, apply the
1815 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
1816 (output_loc_sequence): Likewise.
1817 (output_loc_operands_raw): Likewise.
1818 (output_loc_sequence_raw): Likewise.
1819 (output_cfa_loc): Likewise.
1820 (output_loc_list): Suppress register number adjustment when
1821 calling output_loc_sequence()
1822 (output_die): Likewise.
1824 2011-02-12 Anatoly Sokolov <aesok@post.ru>
1826 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1827 Remove macros.
1828 * config/xtensa/xtensa.c (xtensa_register_move_cost,
1829 xtensa_memory_move_cost): New functions.
1830 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
1832 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
1834 PR lto/47225
1835 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
1836 in the current directory.
1837 * configure: Rebuilt.
1839 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1841 * config/darwin.c (darwin_override_options): Add a hunk missed
1842 from the commit of r168571. Trim comment line lengths and
1843 correct indents of the preceding block.
1845 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1847 * gcc.c (driver_handle_option): Concatenate the argument to -F with
1848 the switch.
1850 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1852 * common.opt (nostartfiles): New Driver option.
1854 2011-02-11 Xinliang David Li <davidxl@google.com>
1856 PR tree-optimization/47707
1857 * tree-chrec.c (convert_affine_scev): Keep type precision.
1859 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
1861 PR tree-optimization/47420
1862 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
1864 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
1866 PR rtl-optimization/47614
1867 * rtl.h (check_for_inc_dec): Declare.
1868 * dse.c (check_for_inc_dec): Externalize...
1869 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
1870 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
1872 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1874 PR driver/47678
1875 * gcc.c (main): Do not compile inputs if there were errors in
1876 option handling.
1877 * opts-common.c (read_cmdline_option): Check for wrong language
1878 after other error checks.
1880 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
1882 * cgraph.c: Fix comment typos.
1883 * cgraph.h: Likewise.
1884 * cgraphunit.c: Likewise.
1885 * ipa-cp.c: Likewise.
1886 * ipa-inline.c: Likewise.
1887 * ipa-prop.c: Likewise.
1888 * ipa-pure-const.c: Likewise.
1889 * ipa-ref.c: Likewise.
1890 * ipa-reference.c: Likewise.
1892 2011-02-11 Jakub Jelinek <jakub@redhat.com>
1894 PR debug/47684
1895 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
1897 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1899 PR testsuite/47400
1900 * doc/sourcebuild.texi (Require Support): Document
1901 dg-require-ascii-locale.
1903 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
1905 * doc/lto.texi (Write summary): Fix missing parentheses.
1907 2011-02-10 DJ Delorie <dj@redhat.com>
1909 * config/m32c/m32c.c (m32c_option_override): Disable
1910 -fcombine-stack-adjustments until flag value tracking and compare
1911 optimization can be rewritten.
1913 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
1915 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
1916 PROCESSOR_POWER7.
1917 (PROCESSOR_DEFAULT64): Likewise.
1919 2011-02-10 Richard Henderson <rth@redhat.com>
1921 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
1922 change from 2011-02-03.
1923 * config/rx/rx.c (flags_from_code): Likewise.
1924 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
1925 is valid, n/pz otherwise.
1926 (rx_select_cc_mode): Return CCmode if Y is not zero.
1928 2011-02-10 Richard Guenther <rguenther@suse.de>
1930 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
1932 2011-02-10 Richard Guenther <rguenther@suse.de>
1934 PR tree-optimization/47677
1935 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
1937 2011-02-10 Jakub Jelinek <jakub@redhat.com>
1939 PR target/47665
1940 * combine.c (make_compound_operation): Only change shifts into
1941 multiplication for SCALAR_INT_MODE_P.
1943 2011-02-10 Jie Zhang <jie@codesourcery.com>
1945 PR testsuite/47622
1946 Revert
1947 2011-02-05 Jie Zhang <jie@codesourcery.com>
1948 PR debug/42631
1949 * web.c (entry_register): Don't clobber the number of the
1950 first uninitialized reference in used[].
1952 2011-02-09 Richard Guenther <rguenther@suse.de>
1954 PR tree-optimization/47664
1955 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
1956 all edges again.
1958 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
1960 PR target/46481
1961 PR target/47032
1962 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
1963 PROCESSOR_POWER7.
1964 (PROCESSOR_DEFAULT64): Same.
1965 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
1967 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1969 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
1971 2011-02-09 Martin Jambor <mjambor@suse.cz>
1973 PR middle-end/45505
1974 * tree-sra.c (struct access): New flags grp_scalar_read and
1975 grp_scalar_write. Changed description of assignment read and write
1976 flags.
1977 (dump_access): Dump new flags, reorder all of them.
1978 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
1979 to detect multiple scalar reads.
1980 (analyze_access_subtree): Use the new scalar read write flags instead
1981 of the old flags. Adjusted comments.
1983 2011-02-08 DJ Delorie <dj@redhat.com>
1985 PR target/47548
1986 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
1987 patterns.
1989 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1991 * config/m68k/uclinux.opt: New.
1992 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
1994 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1996 * config/cris/elf.opt (sim): New Driver option.
1998 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2000 * config/xtensa/elf.opt: New.
2001 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
2003 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2005 * config/vax/elf.opt: New.
2006 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
2008 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2010 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
2012 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2014 * config/gnu-user.opt: New.
2015 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
2016 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
2017 *-*-uclinux*): Use gnu-user.opt.
2019 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
2021 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
2022 * config/i386/gnu.h (CPP_SPEC): Likewise.
2024 2011-02-08 Ian Lance Taylor <iant@google.com>
2026 * common.opt (fcx-limited-range): Add SetByCombined flag.
2027 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
2028 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
2029 (fassociative-math, freciprocal-math): Likewise.
2030 (funsafe-math-optimizations): Likewise.
2031 * opth-gen.awk: Handle SetByCombined.
2032 * optc-gen.awk: Likewise.
2033 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
2034 (set_unsafe_math_optimizations_flags): Likewise.
2035 * doc/options.texi (Option properties): Document SetByCombined.
2037 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2039 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
2040 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
2041 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
2042 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
2043 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
2045 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
2047 PR tree-optimization/46834
2048 PR tree-optimization/46994
2049 PR tree-optimization/46995
2050 * graphite-sese-to-poly.c (used_outside_reduction): New.
2051 (detect_commutative_reduction): Call used_outside_reduction.
2052 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
2053 translate_scalar_reduction_to_array only when at least one
2054 loop-phi/close-phi tuple has been detected.
2056 2011-02-08 Richard Guenther <rguenther@suse.de>
2058 PR middle-end/47639
2059 * tree-vect-generic.c (expand_vector_operations_1): Update
2060 stmts here ...
2061 (expand_vector_operations): ... not here. Cleanup EH info
2062 and the CFG if required.
2064 2011-02-08 Richard Guenther <rguenther@suse.de>
2066 PR tree-optimization/47641
2067 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
2068 require type compatibility.
2070 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2072 * gimple-low.c (lower_function_body): Don't remove the location of
2073 the return statement here.
2074 (lower_gimple_return): Do it here instead but only if the return
2075 statement is actually used twice.
2077 2011-02-08 Richard Guenther <rguenther@suse.de>
2079 PR tree-optimization/47632
2080 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
2081 unused up_to_stmt parameter, return whether cfg-cleanup is
2082 necessary, remove EH info properly.
2083 (forward_propagate_into_gimple_cond): Adjust caller.
2084 (forward_propagate_into_cond): Likewise.
2085 (forward_propagate_comparison): Likewise.
2086 (tree_ssa_forward_propagate_single_use_vars): Make
2087 forward_propagate_comparison case similar to the two others.
2089 2011-02-08 Nick Clifton <nickc@redhat.com>
2091 * config/mn10300/mn10300.opt (mliw): New command line option.
2092 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
2093 (liw_bundling): New automaton.
2094 (liw): New attribute.
2095 (liw_op): New attribute.
2096 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
2097 (movsi_internal): Add LIW attributes.
2098 (andsi3): Likewise.
2099 (iorsi3): Likewise.
2100 (xorsi3): Likewise.
2101 (addsi3): Separate register and immediate alternatives.
2102 Add LIW attributes.
2103 (subsi3): Likewise.
2104 (cmpsi): Likewise.
2105 (aslsi3): Likewise.
2106 (lshrsi3): Likewise.
2107 (ashrsi3): Likewise.
2108 (liw): New pattern.
2109 * config/mn10300/mn10300.c (liw_op_names): New
2110 (mn10300_print_operand): Handle 'W' operand descriptor.
2111 (extract_bundle): New function.
2112 (check_liw_constraints): New function.
2113 (liw_candidate): New function.
2114 (mn10300_bundle_liw): New function.
2115 (mn10300_reorg): New function.
2116 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2117 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
2118 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
2119 __LIW__ or __NO_LIW__.
2120 * doc/invoke.texi: Describe the -mliw command line option.
2122 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2124 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
2125 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
2126 pthread_mutex_unlock): Remove.
2127 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
2128 * config/pa/t-pa64: Likewise.
2129 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
2130 shared libc if not linking against libpthread.
2131 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2133 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
2135 PR target/47558
2136 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
2137 on 10.6 and later to ensure that we always use the unwinder from
2138 the system. Only add -no_compact_unwind when tarteting darwin
2139 10.6 or later.
2141 2011-02-07 Steve Ellcey <sje@cup.hp.com>
2143 PR target/46997
2144 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
2145 (vec_interleave_lowv2sf): Ditto.
2146 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
2147 (vec_extract_oddv2sf): Ditto.
2149 2011-02-07 Mike Stump <mikestump@comcast.net>
2151 PR target/42333
2152 Add __ieee_divdc3 entry point.
2153 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
2154 entry point.
2155 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
2156 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
2157 * config/darwin.c (darwin_rename_builtins): Add.
2158 * config/darwin-protos.h (darwin_rename_builtins): Add.
2160 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2162 PR target/47636
2163 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
2164 for the condition.
2166 2011-02-07 Mike Stump <mikestump@comcast.net>
2168 * config/darwin.opt (mmacosx-version-min): Update default OS version.
2170 2011-02-07 Denis Chertykov <chertykov@gmail.com>
2172 PR target/47534
2173 * config/avr/libgcc.S (exit): Move .endfunc
2175 2011-02-07 Richard Guenther <rguenther@suse.de>
2177 PR tree-optimization/47615
2178 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
2179 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
2180 (run_scc_vn): Initialize it.
2181 (visit_reference_op_load): Use it.
2182 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
2184 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2186 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
2187 DImode trapping arithmetic libfuncs.
2189 2011-02-07 Richard Guenther <rguenther@suse.de>
2191 PR tree-optimization/47621
2192 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
2193 two duplicates ...
2194 (execute_update_addresses_taken): ... here. Make it more
2195 conservative in what we accept.
2197 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2199 * config/sparc/freebsd.h (ASM_SPEC): Define.
2200 * config/sparc/vxworks.h (ASM_SPEC): Define.
2202 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2204 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2206 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
2208 * doc/invoke.texi: Remove reference to compiler internals from
2209 user documentation.
2211 * reg-notes.def: Remove REG_VALUE_PROFILE.
2212 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
2214 2011-02-05 Jakub Jelinek <jakub@redhat.com>
2216 PR middle-end/47610
2217 * varasm.c (default_section_type_flags): If decl is NULL,
2218 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
2220 2011-02-05 Jie Zhang <jie@codesourcery.com>
2222 PR debug/42631
2223 * web.c (entry_register): Don't clobber the number of the
2224 first uninitialized reference in used[].
2226 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
2228 PR tree-optimization/46194
2229 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
2230 (build_classic_dist_vector_1): Do not represent classic distance
2231 vectors when the access functions are variating in different loops.
2233 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2235 * config/mips/iris6.opt: New.
2236 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
2238 2011-02-04 Richard Henderson <rth@redhat.com>
2239 Steve Ellcey <sje@cup.hp.com>
2241 PR target/46997
2242 * config/ia64/predicates.md (mux1_brcst_element): New.
2243 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
2244 * config/ia64/ia64.c (ia64_unpack_assemble): New.
2245 (ia64_unpack_sign): New.
2246 (ia64_expand_unpack): Rewrite using new routines.
2247 (ia64_expand_widen_sum): Ditto.
2248 (ia64_expand_dot_prod_v8qi): Ditto.
2249 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
2250 routines, add endian check.
2251 (pmpy2_even): Rename from pmpy2_r, add endian check.
2252 (pmpy2_odd): Rename from pmpy2_l, add endian check.
2253 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
2254 (vec_widen_smult_hi_v4hi): Ditto.
2255 (vec_widen_umult_lo_v4hi): Ditto.
2256 (vec_widen_umult_hi_v4hi): Ditto.
2257 (mulv2si3): Change endian checks.
2258 (sdot_prodv4hi): Rewrite with new calls.
2259 (udot_prodv4hi): New.
2260 (vec_pack_ssat_v4hi): Add endian check.
2261 (vec_pack_usat_v4hi): Ditto.
2262 (vec_pack_ssat_v2si): Ditto.
2263 (max1_even): Rename from max1_r, add endian check.
2264 (max1_odd): Rename from max1_l, add endian check.
2265 (*mux1_rev): Format change.
2266 (*mux1_mix): Ditto.
2267 (*mux1_shuf): Ditto.
2268 (*mux1_alt): Ditto.
2269 (*mux1_brcst_v8qi): Use new predicate.
2270 (vec_extract_evenv8qi): Remove endian check.
2271 (vec_extract_oddv8qi): Ditto.
2272 (vec_interleave_lowv4hi): Format change.
2273 (vec_interleave_highv4hi): Ditto.
2274 (mix2_even): Rename from mix2_r, add endian check.
2275 (mix2_odd): Rename from mux2_l, add endian check.
2276 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
2277 (vec_extract_evenodd_helper): Format change.
2278 (vec_extract_evenv4hi): Remove endian check.
2279 (vec_extract_oddv4hi): Remove endian check.
2280 (vec_interleave_lowv2si): Format change.
2281 (vec_interleave_highv2si): Format change.
2282 (vec_initv2si): Remove endian check.
2283 (vecinit_v2si): Add endian check.
2284 (reduc_splus_v2sf): Add endian check.
2285 (reduc_smax_v2sf): Ditto.
2286 (reduc_smin_v2sf): Ditto.
2287 (vec_initv2sf): Remove endian check.
2288 (fpack): Add endian check.
2289 (fswap): Add endian check.
2290 (vec_interleave_highv2sf): Add endian check.
2291 (vec_interleave_lowv2sf): Add endian check.
2292 (fmix_lr): Add endian check.
2293 (vec_setv2sf): Format change.
2294 (*vec_extractv2sf_0_be): Use shift to extract operand.
2295 (*vec_extractv2sf_1_be): New.
2296 (vec_pack_trunc_v4hi): Add endian check.
2297 (vec_pack_trunc_v2si): Format change.
2299 2011-02-04 Jakub Jelinek <jakub@redhat.com>
2301 PR inline-asm/23200
2302 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
2303 do bb, locus and block comparison and disallow loads if it is not set.
2304 (stmt_is_replaceable_p): New function.
2305 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
2306 callers.
2307 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
2308 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
2309 SSA_NAME_DEF_STMT.
2310 * tree-flow.h (stmt_is_replaceable_p): New prototype.
2312 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2314 * config/rs6000/xilinx.opt: New.
2315 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
2317 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2319 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
2321 2011-02-03 Anatoly Sokolov <aesok@post.ru>
2323 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
2324 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
2325 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
2326 secondary_reload_info, xtensa_secondary_reload): Remove.
2327 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
2328 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
2329 (xtensa_preferred_reload_class): Make static. Change return and
2330 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
2331 Use CONST_DOUBLE_P predicate.
2332 (xtensa_preferred_output_reload_class): New function.
2333 (xtensa_secondary_reload): Make static.
2335 2011-02-03 Joseph Myers <joseph@codesourcery.com>
2337 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
2338 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
2339 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
2341 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2343 PR middle-end/31490
2344 * output.h (SECTION_RELRO): Define.
2345 (SECTION_MACH_DEP): Adjust.
2346 (get_variable_section): New prototype.
2347 * varpool.c (varpool_finalize_named_section_flags): New function.
2348 (varpool_assemble_pending_decls): Call it.
2349 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
2350 * cgraphunit.c (cgraph_output_in_order): Call
2351 varpool_finalize_named_section_flags.
2352 * varasm.c (get_section): Allow section flags conflicts between
2353 relro and read-only sections if the section hasn't been declared yet.
2354 Set SECTION_OVERRIDE after diagnosing section type conflict.
2355 (get_variable_section): No longer static.
2356 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
2357 readonly sections that need relocations.
2358 (decl_readonly_section_1): New function.
2359 (decl_readonly_section): Use it.
2361 Revert:
2362 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
2363 Steve Ellcey <sje@cup.hp.com>
2365 PR middle-end/31490
2366 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
2367 if section attribute used.
2369 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2371 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
2372 * config/darwin.c (SECTION_NO_ANCHOR): Define.
2373 (darwin_init_sections): Remove assertion.
2375 2011-02-03 Nick Clifton <nickc@redhat.com>
2377 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
2378 lt and ge.
2379 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
2380 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
2381 instead of "n" and "pz".
2382 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
2383 CC_FLAG_S.
2385 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2387 PR target/47312
2388 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
2389 fma, expand FMA_EXPR as fma{,f,l} call.
2391 PR lto/47274
2392 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
2393 copy them into a unsigned char variable and pass address of it to
2394 lto_output_data_stream.
2396 PR target/47564
2397 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
2398 around backend_init_target and lang_dependent_init_target calls.
2399 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
2400 (verify_cgraph_node): Don't call set_cfun here. Use
2401 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
2402 Set error_found for incorrectly represented calls to thunks.
2404 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2406 PR debug/43092
2407 PR rtl-optimization/43494
2408 * rtl.h (for_each_inc_dec_fn): New type.
2409 (for_each_inc_dec): Declare.
2410 * rtlanal.c (struct for_each_inc_dec_ops): New type.
2411 (for_each_inc_dec_find_inc_dec): New fn.
2412 (for_each_inc_dec_find_mem): New fn.
2413 (for_each_inc_dec): New fn.
2414 * dse.c (struct insn_size): Remove.
2415 (replace_inc_dec, replace_inc_dec_mem): Remove.
2416 (emit_inc_dec_insn_before): New fn.
2417 (check_for_inc_dec): Use it, along with for_each_inc_dec.
2418 (canon_address): Pass mem modes to cselib_lookup.
2419 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
2420 (cselib_lookup_from_insn): Likewise.
2421 (cselib_subst_to_values): Likewise.
2422 * cselib.c (find_slot_memmode): New var.
2423 (cselib_find_slot): New fn. Use it instead of
2424 htab_find_slot_with_hash everywhere.
2425 (entry_and_rtx_equal_p): Use find_slot_memmode.
2426 (autoinc_split): New fn.
2427 (rtx_equal_for_cselib_p): Rename and implement in terms of...
2428 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
2429 Deal with autoinc. Special-case recursion into MEMs.
2430 (cselib_hash_rtx): Likewise.
2431 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
2432 address and MEM modes.
2433 (cselib_subst_to_values): Add memmode, pass it on.
2434 Deal with autoinc.
2435 (cselib_lookup): Add memmode argument, pass it on.
2436 (cselib_lookup_from_insn): Add memmode.
2437 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
2438 (struct cselib_record_autoinc_data): New.
2439 (cselib_record_autoinc_cb): New fn.
2440 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
2441 mode to cselib_lookup. Reset autoinced REGs here instead of...
2442 (cselib_process_insn): ... here.
2443 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
2444 to cselib_lookup.
2445 (add_uses): Likewise, also to cselib_subst_to_values.
2446 (add_stores): Likewise.
2447 * sched-deps.c (add_insn_mem_dependence): Pass mode to
2448 cselib_subst_to_values.
2449 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
2450 * gcse.c (do_local_cprop): Adjusted.
2451 * postreload.c (reload_cse_simplify_set): Adjusted.
2452 (reload_cse_simplify_operands): Adjusted.
2453 * sel-sched-dump (debug_mem_addr_value): Pass mode.
2455 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2457 PR tree-optimization/45122
2458 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
2459 unsafe assumptions when there's more than one loop exit.
2461 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2463 PR target/47272
2464 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
2465 Document using vector double with the load/store builtins, and
2466 that the load/store builtins always use Altivec instructions.
2468 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
2469 to use altivec memory instructions, even on VSX.
2470 (vector_altivec_store_<mode>): Ditto.
2472 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
2473 function.
2475 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2476 V2DF, V2DI support to load/store overloaded builtins.
2478 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
2479 altivec load/store builtins for V2DF/V2DI types.
2481 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
2482 set avoid indexed addresses on power6 if -maltivec.
2483 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
2484 vector_altivec_load/vector_altivec_store builtins.
2485 (altivec_expand_st_builtin): Ditto.
2486 (altivec_expand_builtin): Add VSX memory builtins.
2487 (rs6000_init_builtins): Add V2DI types to internal types.
2488 (altivec_init_builtins): Add support for V2DF/V2DI altivec
2489 load/store builtins.
2490 (rs6000_address_for_altivec): Insure memory address is appropriate
2491 for Altivec.
2493 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
2494 vec_vsx_ld and vec_vsx_st.
2495 (vsx_store_<mode>): Ditto.
2497 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
2498 variables to hold long long types for VSX vector memory builtins.
2499 (RS6000_BTI_unsigned_long_long): Ditto.
2500 (long_long_integer_type_internal_node): Ditti.
2501 (long_long_unsigned_type_internal_node): Ditti.
2503 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
2504 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
2505 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
2507 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
2508 short cuts.
2509 (vec_vsx_st): Ditto.
2511 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2513 * config/pa/pa-hpux10.opt: New.
2514 * config/hpux11.opt (pthread): New Driver option.
2515 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
2516 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
2518 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2520 * config/ia64/vms.opt: New.
2521 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
2523 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2525 PR target/47580
2526 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
2527 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
2528 generator functions.
2529 (vsx_floatuns<VSi><mode>2): Ditto.
2530 (vsx_fix_trunc<mode><VSi>2): Ditto.
2531 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
2533 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2535 * config/i386/djgpp.opt (posix): New Driver option.
2537 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2539 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
2540 Move to the unsupported targets list.
2542 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
2544 PR rtl-optimization/47525
2545 * df-scan.c: Update copyright years.
2546 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
2547 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
2549 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2551 * config/i386/sysv4.h (TARGET_VERSION): Remove.
2552 (SUBTARGET_RETURN_IN_MEMORY): Remove.
2553 (ASM_OUTPUT_ASCII): Remove.
2554 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
2556 2011-02-02 Jeff Law <law@redhat.com>
2558 PR middle-end/47543
2559 * reload.c (find_reloads_address): Handle reg+d address where both
2560 components are invalid by reloading the entire address.
2562 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2563 Richard Guenther <rguenther@suse.de>
2565 PR tree-optimization/40979
2566 PR bootstrap/47044
2567 * passes.c (init_optimization_passes): After LIM call copy_prop
2568 and DCE to clean up.
2569 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
2571 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2573 PR tree-optimization/47576
2574 PR tree-optimization/47555
2575 * doc/invoke.texi (scev-max-expr-complexity): Documented.
2576 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2577 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
2578 * tree-scalar-evolution.c (follow_ssa_edge): Use
2579 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
2581 2011-02-02 Richard Guenther <rguenther@suse.de>
2583 PR tree-optimization/47566
2584 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
2586 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2588 PR debug/47106
2589 PR debug/47402
2590 * tree-inline.c (declare_return_variable): Remove unused caller
2591 variable.
2593 PR debug/47106
2594 PR debug/47402
2595 * tree-flow-inline.h (clear_is_used, is_used_p): New.
2596 * cfgexpand.c (account_used_vars_for_block): Use them.
2597 * tree-nrv.c (tree_nrv): Likewise.
2598 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
2599 (dump_scope_block): Likewise.
2600 (remove_unused_locals): Likewise.
2602 PR debug/47106
2603 PR debug/47402
2604 * tree-inline.c (declare_return_variable): Add result decl to
2605 local decls only once.
2606 * gimple-low.c (record_vars_into): Mark newly-created variables
2607 as referenced.
2609 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2611 PR debug/47498
2612 PR debug/47501
2613 PR debug/45136
2614 PR debug/45130
2615 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2616 debug insns.
2617 (no_real_insns_p, schedule_block, set_priorities): Drop special
2618 treatment of boundary debug insns.
2619 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2620 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
2621 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2622 (BOUNDARY_DEBUG_INSN_P): Likewise.
2623 (SCHEDULE_DEBUG_INSN_P): Likewise.
2624 * sched-rgn.c (init_ready_list): Drop special treatment of
2625 boundary debug insns.
2626 * final.c (rest_of_clean_state): Clear notes' BB.
2628 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2630 * config/openbsd.opt (assert=): New Driver option.
2632 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2634 * config/i386/nto.opt: New.
2635 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
2637 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2639 * config/i386/netware.opt: New.
2640 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
2642 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2644 * config/interix.opt (posix): New Driver option.
2646 2011-02-01 DJ Delorie <dj@redhat.com>
2648 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
2650 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
2651 class for A0/A1.
2653 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
2655 PR tree-optimization/47561
2656 * toplev.c (process_options): Print the Graphite flags. Add
2657 flag_loop_flatten to the list of options requiring Graphite.
2659 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2661 * config/i386/cygming.opt (posix): New Driver option.
2663 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2665 * config/arm/vxworks.opt: New.
2666 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
2668 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2670 * config/alpha/elf.opt: New.
2671 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
2672 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
2674 2011-02-01 Richard Guenther <rguenther@suse.de>
2676 PR tree-optimization/47559
2677 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
2678 store-motion on references that can throw.
2680 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
2682 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
2683 * tree-pass.h (TDF_CSELIB): New macro.
2684 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
2685 cselib_lookup): Check for it rather than for TDF_DETAILS.
2687 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
2689 PR driver/47547
2690 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
2691 is HOST_BIT_BUCKET.
2693 * opts.c (finish_options): Don't add x_aux_base_name if it is
2694 HOST_BIT_BUCKET.
2696 2011-02-01 Richard Guenther <rguenther@suse.de>
2698 PR tree-optimization/47555
2699 Revert
2700 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
2702 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2704 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
2706 PR gcc/46692
2707 * config/lm32/t-lm32: Add multilib for all CPU options.
2709 2011-02-01 Richard Guenther <rguenther@suse.de>
2711 PR tree-optimization/47541
2712 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2713 sure to have a field at offset zero.
2715 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2717 * config/arc/arc.opt (EB, EL): New Driver options.
2719 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2721 * config/alpha/osf5.opt: New.
2722 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
2724 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2726 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
2728 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
2730 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
2731 -floop-interchange.
2732 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
2733 is an alias of -floop-interchange and that it requires the
2734 Graphite infrastructure.
2735 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
2736 flag_loop_interchange based on the value of flag_tree_loop_linear.
2738 2011-01-31 Jakub Jelinek <jakub@redhat.com>
2739 Richard Guenther <rguenther@suse.de>
2741 PR tree-optimization/47538
2742 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
2743 type instead of r1type, except for comparisons. For right
2744 shifts and comparisons punt if there are mismatches in
2745 sizetype vs. non-sizetype types.
2747 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2749 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2750 avx_runtime.
2752 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2754 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
2755 version number.
2756 * configure: Regenerate.
2758 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2760 * configure.ac (gcc_cv_ld_static_option): Define.
2761 (gcc_cv_ld_dynamic_option): Define.
2762 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
2763 instead.
2764 (HAVE_LD_STATIC_DYNAMIC): Update message.
2765 (LD_STATIC_OPTION): Define.
2766 (LD_DYNAMIC_OPTION): Define.
2767 * configure: Regenerate.
2768 * config.in: Regenerate.
2769 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
2770 HAVE_LD_STATIC_DYNAMIC]: Use them.
2772 2011-01-31 Nick Clifton <nickc@redhat.com>
2774 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
2775 registers inside interrupt handlers if the handler is not a leaf
2776 function.
2778 2011-01-31 Nick Clifton <nickc@redhat.com>
2780 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
2781 reg_renumber returning an INVALID_REGNUM.
2783 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2785 PR libgcj/44341
2786 * doc/install.texi: Document host options discarded when cross
2787 configuring target libraries.
2789 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2791 Reverted:
2792 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2793 PR debug/45136
2794 PR debug/45130
2795 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2796 debug insns.
2797 (no_real_insns_p, schedule_block, set_priorities): Drop special
2798 treatment of boundary debug insns.
2799 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2800 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2801 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2802 (BOUNDARY_DEBUG_INSN_P): Likewise.
2803 (SCHEDULE_DEBUG_INSN_P): Likewise.
2804 * sched-rgn.c (init_ready_list): Drop special treatment of
2805 boundary debug insns.
2806 * final.c (rest_of_clean-state): Clear notes' BB.
2808 2011-01-31 Alan Modra <amodra@gmail.com>
2810 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
2811 toc relative expressions as we do in print_operand_address.
2813 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
2815 * doc/extend.texi: Follow spelling conventions.
2816 * doc/invoke.texi: Fix a typo.
2818 2011-01-30 Joseph Myers <joseph@codesourcery.com>
2820 * config/hpux11.opt: New.
2821 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
2822 ia64*-*-hpux*): Use hpux11.opt.
2824 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
2826 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
2827 to tmake_file.
2829 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2831 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
2832 support sites.
2834 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2836 * doc/install.texi (Binaries): Remove outdated reference for
2837 Motorola 68HC11/68HC12 downloads.
2839 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2841 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
2842 Drepper's paper.
2844 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
2846 PR bootstrap/47147
2847 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
2848 used by NetBSD.
2850 2011-01-28 Ahmad Sharif <asharif@google.com>
2852 * value-prof.c (check_counter): Corrected error message.
2854 2011-01-29 Jie Zhang <jie@codesourcery.com>
2856 * config/arm/arm.c (arm_legitimize_reload_address): New.
2857 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
2858 arm_legitimize_reload_address.
2859 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
2861 2011-01-28 Ian Lance Taylor <iant@google.com>
2863 * godump.c (go_define): Ignore macros whose definitions include
2864 two adjacent operands.
2866 2011-01-28 Jakub Jelinek <jakub@redhat.com>
2868 PR target/42894
2869 * varasm.c (force_const_mem): Store copy of x in desc->constant
2870 instead of x itself.
2871 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
2872 itself into REG_EQUAL note.
2874 2011-01-28 Joseph Myers <joseph@codesourcery.com>
2876 * config/freebsd.opt (posix, rdynamic): New Driver options.
2878 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2880 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
2881 -Bstatic/-Bdynamic.
2882 * configure: Regenerate.
2884 2011-01-27 Joseph Myers <joseph@codesourcery.com>
2886 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
2887 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
2889 2011-01-27 Anatoly Sokolov <aesok@post.ru>
2891 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
2892 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
2893 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
2894 (s390_preferred_reload_class): Make static. Change return and
2895 'rclass' argument type to reg_class_t.
2897 2011-01-27 Jan Hubicka <jh@suse.cz>
2899 PR middle-end/46949
2900 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
2901 (process_function_and_variable_attributes): Check defined weakrefs.
2903 2011-01-27 Martin Jambor <mjambor@suse.cz>
2905 PR tree-optimization/47228
2906 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
2907 build_ref_for_offset.
2909 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2911 * config/spu/spu-elf.h (ASM_SPEC): Remove.
2913 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
2915 PR rtl-optimization/46856
2916 * postreload.c (reload_combine_recognize_const_pattern): Do not
2917 separate cc0 setter and user on cc0 targets.
2919 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
2921 PR c/43082
2922 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
2923 passed a VOID_TYPE expression, immediately emit an error and
2924 return error_mark_node.
2926 2011-01-26 Jeff Law <law@redhat.com>
2928 PR rtl-optimization/47464
2929 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
2930 rather than may_trap_p as needed.
2932 2011-01-26 DJ Delorie <dj@redhat.com>
2934 PR rtl-optimization/46878
2935 * combine.c (insn_a_feeds_b): Check for the implicit cc0
2936 setter/user dependency as well.
2938 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
2940 PR rtl-optimization/44469
2941 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
2942 after removing trivially dead basic blocks.
2944 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2946 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
2947 * config/frv/frv.h (LINK_SPEC): Likewise.
2948 * config/i386/netware.h (LINK_SPEC): Likewise.
2949 * config/m68k/linux.h (ASM_SPEC): Likewise.
2950 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2951 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2952 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2953 * config/sparc/linux.h (ASM_SPEC): Likewise.
2954 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2955 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2957 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2959 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
2960 * config/frv/frv.h (ASM_SPEC): Likewise.
2961 * config/m68k/linux.h (ASM_SPEC): Likewise.
2962 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2963 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
2964 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2965 * config/sparc/linux.h (ASM_SPEC): Likewise.
2966 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2967 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2969 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2971 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
2972 * config/frv/frv.h (LINK_SPEC): Likewise.
2973 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2975 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2977 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
2978 * config/frv/frv.h (ASM_SPEC): Likewise.
2979 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
2980 * config/m68k/linux.h (ASM_SPEC): Likewise.
2981 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2982 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
2983 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2984 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
2985 * config/sparc/linux.h (ASM_SPEC): Likewise.
2986 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2987 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2988 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
2990 2011-01-26 Steve Ellcey <sje@cup.hp.com>
2992 PR target/46997
2993 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
2994 (*mux2): Ditto.
2995 (vec_extract_evenodd_help): Ditto.
2996 (vec_extract_evenv4hi): Ditto.
2997 (vec_extract_oddv4hi): Ditto.
2998 (vec_interleave_lowv2si): Ditto.
2999 (vec_interleave_highv2si): Ditto.
3000 (vec_extract_evenv2si): Ditto.
3001 (vec_extract_oddv2si: Ditto.
3002 (vec_pack_trunc_v2si): Ditto.
3004 2011-01-22 Jan Hubicka <jh@suse.cz>
3006 PR target/47237
3007 * cgraph.h (cgraph_local_info): New field can_change_signature.
3008 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
3009 signature can change.
3010 (ipcp_estimate_growth): Call sequence simplify only if calle signature
3011 can change.
3012 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
3013 (cgraph_function_versioning): We can not change signature of functions
3014 that don't allow that.
3015 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
3016 (lto_input_node): Likewise.
3017 * ipa-inline.c (compute_inline_parameters): Compute
3018 local.can_change_signature.
3019 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
3020 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
3021 functions that can not change signature.
3022 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
3023 init_cumulative_args): Do not use local calling conventions
3024 for functions that can not change signature.
3026 2011-01-22 Jan Hubicka <jh@suse.cz>
3028 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
3030 2011-01-26 Richard Guenther <rguenther@suse.de>
3032 PR tree-optimization/47190
3033 * cgraphunit.c (process_common_attributes): New function.
3034 (process_function_and_variable_attributes): Use it.
3036 2011-01-26 Richard Guenther <rguenther@suse.de>
3038 PR lto/47423
3039 * cgraphbuild.c (record_eh_tables): Record reference to personality
3040 function.
3042 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
3044 PR debug/45454
3045 * sel-sched.c (moveup_expr): Don't let debug insns prevent
3046 non-debug insns from moving up.
3048 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3050 PR target/40125
3051 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
3052 t-dlldir{,-x} fragment for build and add it to tmake_file.
3053 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
3054 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
3055 * config/i386/t-dlldir: New file.
3056 (SHLIB_DLLDIR): Define.
3057 * config/i386/t-dlldir-x: New file.
3058 (SHLIB_DLLDIR): Define.
3059 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
3060 (SHLIB_INSTALL): Use it.
3062 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
3064 PR target/47246
3065 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
3066 lower bound of the allowed Thumb-2 coprocessor load/store
3067 index range to -256. Add explaining comment.
3069 2011-01-25 Ian Lance Taylor <iant@google.com>
3071 * godump.c (go_define): Improve lexing of macro expansion to only
3072 accept expressions which match Go spec.
3074 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3076 PR c++/43601
3077 * tree.c (handle_dll_attribute): Handle it.
3078 * doc/extend.texi (@item dllexport): Mention it.
3079 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
3081 2011-01-25 Ian Lance Taylor <iant@google.com>
3083 PR tree-optimization/26854
3084 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
3085 (decl_jump_unsafe): Move higher in file, with no other change.
3086 (bind): Set has_jump_unsafe_decl if appropriate.
3087 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
3088 (check_earlier_gotos): Likewise.
3089 (c_check_switch_jump_warnings): Likewise.
3091 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
3093 * doc/invoke.texi (Warning Options): Add missing hyphen.
3094 (-fprofile-dir): Minor grammatical fixes.
3095 (-fbranch-probabilities): Likewise.
3097 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
3099 PR debug/45136
3100 PR debug/45130
3101 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
3102 debug insns.
3103 (no_real_insns_p, schedule_block, set_priorities): Drop special
3104 treatment of boundary debug insns.
3105 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
3106 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
3107 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
3108 (BOUNDARY_DEBUG_INSN_P): Likewise.
3109 (SCHEDULE_DEBUG_INSN_P): Likewise.
3110 * sched-rgn.c (init_ready_list): Drop special treatment of
3111 boundary debug insns.
3112 * final.c (rest_of_clean-state): Clear notes' BB.
3114 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3116 * Makefile.in (LAMBDA_H): Removed.
3117 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
3118 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
3119 lambda-trans.o, and tree-loop-linear.o.
3120 (lto-symtab.o): Remove dependence on LAMBDA_H.
3121 (tree-loop-linear.o): Remove rule.
3122 (lambda-mat.o): Same.
3123 (lambda-trans.o): Same.
3124 (lambda-code.o): Same.
3125 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
3126 (tree-vect-slp.o): Same.
3127 * hwint.h (gcd): Moved here.
3128 (least_common_multiple): Same.
3129 * lambda-code.c: Removed.
3130 * lambda-mat.c: Removed.
3131 * lambda-trans.c: Removed.
3132 * lambda.h: Removed.
3133 * tree-loop-linear.c: Removed.
3134 * lto-symtab.c: Do not include lambda.h.
3135 * omega.c (gcd): Removed.
3136 * passes.c (init_optimization_passes): Remove pass_linear_transform.
3137 * tree-data-ref.c (print_lambda_vector): Moved here.
3138 (lambda_vector_copy): Same.
3139 (lambda_matrix_copy): Same.
3140 (lambda_matrix_id): Same.
3141 (lambda_vector_first_nz): Same.
3142 (lambda_matrix_row_add): Same.
3143 (lambda_matrix_row_exchange): Same.
3144 (lambda_vector_mult_const): Same.
3145 (lambda_vector_negate): Same.
3146 (lambda_matrix_row_negate): Same.
3147 (lambda_vector_equal): Same.
3148 (lambda_matrix_right_hermite): Same.
3149 * tree-data-ref.h: Do not include lambda.h.
3150 (lambda_vector): Moved here.
3151 (lambda_matrix): Same.
3152 (dependence_level): Same.
3153 (lambda_transform_legal_p): Removed declaration.
3154 (lambda_collect_parameters): Same.
3155 (lambda_compute_access_matrices): Same.
3156 (lambda_vector_gcd): Same.
3157 (lambda_vector_new): Same.
3158 (lambda_vector_clear): Same.
3159 (lambda_vector_lexico_pos): Same.
3160 (lambda_vector_zerop): Same.
3161 (lambda_matrix_new): Same.
3162 * tree-flow.h (least_common_multiple): Removed declaration.
3163 * tree-parloops.c (lambda_trans_matrix): Moved here.
3164 (LTM_MATRIX): Same.
3165 (LTM_ROWSIZE): Same.
3166 (LTM_COLSIZE): Same.
3167 (LTM_DENOMINATOR): Same.
3168 (lambda_trans_matrix_new): Same.
3169 (lambda_matrix_vector_mult): Same.
3170 (lambda_transform_legal_p): Same.
3171 * tree-pass.h (pass_linear_transform): Removed declaration.
3172 * tree-ssa-loop.c (tree_linear_transform): Removed.
3173 (gate_tree_linear_transform): Removed.
3174 (pass_linear_transform): Removed.
3175 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
3176 flag_loop_interchange.
3178 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3180 PR tree-optimization/47265
3181 PR tree-optimization/47443
3182 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
3183 if name still has some uses.
3185 2011-01-25 Martin Jambor <mjambor@suse.cz>
3187 PR tree-optimization/47382
3188 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
3189 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
3191 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
3193 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
3194 sjlj_except_unwind_info.
3196 2011-01-25 Richard Guenther <rguenther@suse.de>
3198 PR tree-optimization/47426
3199 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
3200 visible functions results escape.
3202 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3204 PR target/45701
3205 * config/arm/arm.c (any_sibcall_uses_r3): New function.
3206 (arm_get_frame_offsets): Use it.
3208 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3209 Jakub Jelinek <jakub@redhat.com>
3211 PR tree-optimization/47271
3212 * tree-if-conv.c (bb_postdominates_preds): New.
3213 (if_convertible_bb_p): Call bb_postdominates_preds.
3214 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
3215 (predicate_scalar_phi): Call bb_postdominates_preds.
3217 2011-01-25 Nick Clifton <nickc@redhat.com>
3219 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
3220 * config/rx/rx.c (rx_function_value): Likewise.
3221 (rx_promote_function_mode): Likewise.
3222 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
3223 in order to make it legitimate.
3224 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
3225 make sure that the first operand is the same as the result register.
3226 (addsi3_unspec): Delete.
3227 (subdi3): Do not accept immediate operands.
3228 (subdi3_internal): Likewise.
3230 2011-01-25 Jeff Law <law@redhat.com>
3232 PR rtl-optimization/37273
3233 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3234 handle them like argument loads from stack slots. Do not double
3235 count memory for memory constants and argument loads from stack slots.
3237 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3239 PR tree-optimization/47427
3240 PR tree-optimization/47428
3241 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3242 coalesce if the new root var would be TREE_READONLY.
3244 2011-01-25 Richard Guenther <rguenther@suse.de>
3246 PR middle-end/47414
3247 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
3248 correct type for TBAA.
3250 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3252 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
3253 (close_phi_written_to_memory): Call for_each_index with
3254 dr_indices_valid_in_loop.
3256 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3258 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
3259 when it is initialized.
3261 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3263 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
3264 call to graphite_find_data_references_in_stmt.
3265 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
3266 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
3267 call to graphite_find_data_references_in_stmt.
3268 (analyze_drs_in_stmts): Same.
3269 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
3270 in which the scalar analysis of indices is performed.
3271 (create_data_ref): Same. Update call to dr_analyze_indices.
3272 (find_data_references_in_stmt): Update call to create_data_ref.
3273 (graphite_find_data_references_in_stmt): Same.
3274 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
3275 declaration.
3276 (create_data_ref): Same.
3277 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
3278 call to create_data_ref.
3280 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3282 * graphite-sese-to-poly.c (build_poly_scop): Move
3283 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
3285 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3287 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
3288 VAR_DECL, PARM_DECL, and RESULT_DECL.
3290 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3292 * graphite-dependences.c (reduction_dr_1): Allow several reductions
3293 in a reduction PBB.
3294 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
3295 that have already been marked as PBB_IS_REDUCTION.
3297 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3299 * graphite-scop-detection.c (same_close_phi_node): New.
3300 (remove_duplicate_close_phi): New.
3301 (make_close_phi_nodes_unique): New.
3302 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
3304 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3306 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
3307 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
3308 of both data references to be the same.
3310 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3312 * graphite-dependences.c (build_lexicographical_constraint): Remove
3313 the gdim parameter.
3314 (build_lexicographical_constraint): Adjust call to
3315 ppl_powerset_is_empty.
3316 (dependence_polyhedron): Same.
3317 (graphite_legal_transform_dr): Same.
3318 (graphite_carried_dependence_level_k): Same.
3319 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
3320 parameter.
3321 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
3323 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3325 * graphite-sese-to-poly.c
3326 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
3327 (close_phi_written_to_memory): New.
3328 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
3329 and unshare_expr.
3331 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3333 * doc/install.texi: Update the expected version number of PPL to 0.11.
3334 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
3335 #if PPL_VERSION_MINOR < 11.
3337 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3339 * graphite-dependences.c: Include graphite-cloog-util.h.
3340 (new_poly_ddr): Inlined into dependence_polyhedron.
3341 (free_poly_ddr): Moved close by new_poly_ddr.
3342 (dependence_polyhedron_1): Renamed dependence_polyhedron.
3343 Early return NULL when ppl_powerset_is_empty returns true.
3344 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
3345 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
3346 (graphite_legal_transform_dr): Call new_poly_ddr.
3347 (graphite_carried_dependence_level_k): Same.
3348 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
3349 (dot_transformed_deps_stmt_1): Removed.
3350 (dot_deps_stmt_1): Call dot_deps_stmt_2.
3351 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
3352 (dot_deps_1): Call dot_deps_2.
3353 * Makefile.in (graphite-dependences.o): Add missing dependence on
3354 graphite-cloog-util.h.
3356 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3358 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
3359 (build_lexicographical_constraint): Same.
3360 (dependence_polyhedron_1): Same.
3361 (graphite_legal_transform_dr): Same.
3362 (graphite_carried_dependence_level_k): Same.
3363 * graphite-ppl.c (ppl_powerset_is_empty): New.
3364 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
3365 * tree-data-ref.c (dump_data_reference): Print the basic block index.
3367 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3369 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
3370 the "a followed by b" relation and document it.
3372 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3374 * graphite-dependences.c (build_lexicographical_constraint): Stop the
3375 iteration when the bag of constraints is empty.
3377 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3379 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
3381 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3383 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
3384 nest and two loop depths as parameters.
3385 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
3386 lst_perfect_nestify.
3388 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3390 * graphite-dependences.c (print_pddr): Call
3391 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
3393 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3395 * graphite-ppl.c (debug_gmp_value): New.
3396 * graphite-ppl.h (debug_gmp_value): Declared.
3398 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
3400 * doc/install.texi: Document availability of cloog-0.16.
3402 2011-01-25 Vladimir Kargov <kargov@gmail.com>
3404 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
3405 invalid postdominance info.
3407 2011-01-24 Jan Hubicka <jh@suse.cz>
3409 PR c/21659
3410 * doc/extend.texi (weak pragma): Drop claim that it must
3411 appear before definition.
3412 * varasm.c (merge_weak, declare_weak): Only sanity check
3413 that DECL is not output at a time it is declared weak.
3415 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
3417 * machmode.def: Fixed comments.
3419 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
3421 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
3423 2011-01-24 Paul Koning <ni1d@arrl.net>
3425 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
3426 WORDS_BIG_ENDIAN.
3428 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
3430 PR target/46519
3431 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
3432 (block_info): Add scanned and prev.
3433 (move_or_delete_vzeroupper_2): Return if the basic block
3434 has been scanned and the upper 128bit state is unchanged
3435 from the last scan.
3436 (move_or_delete_vzeroupper_1): Return true if the exit
3437 state is changed.
3438 (move_or_delete_vzeroupper): Visit basic blocks using the
3439 work-list based algorithm based on vt_find_locations in
3440 var-tracking.c.
3442 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
3444 2011-01-24 Nick Clifton <nickc@redhat.com>
3446 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
3447 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
3448 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
3449 then define __v850e1__.
3450 * doc/invoke.texi: Document -mv850es.
3452 2011-01-24 Richard Henderson <rth@redhat.com>
3454 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
3455 compound unordered comparisons.
3456 * config/rx/rx.c (rx_split_fp_compare): Remove.
3457 * config/rx/rx-protos.h: Update.
3458 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
3459 (cbranchsf4): Don't call rx_split_fp_compare.
3460 (*cbranchsf4): Use rx_split_cbranch.
3461 (*cmpsf): Don't accept "i" constraint.
3462 (*conditional_branch): Only valid after reload.
3463 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
3465 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3467 PR target/47385
3468 * config/rs6000/altivec.md (vector constant splitters): Add
3469 support for creating vector single precision constants if -mvsx is
3470 used and we would create the constant using Altivec primitives.
3472 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
3473 Richard Sandiford <rdsandiford@googlemail.com>
3475 PR rtl-optimization/47166
3476 * reload1.c (emit_reload_insns): Disable the spill_reg_store
3477 mechanism for PRE_MODIFY and POST_MODIFY.
3478 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
3479 reloadreg.
3481 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
3483 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
3485 2011-01-22 Jan Hubicka <jh@suse.cz>
3487 PR lto/47333
3488 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
3490 2011-01-22 Jan Hubicka <jh@suse.cz>
3492 PR tree-optimization/43884
3493 PR lto/44334
3494 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
3495 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
3497 2011-01-22 Anatoly Sokolov <aesok@post.ru>
3499 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3500 * config/s390/s390.c (s390_register_move_cost,
3501 s390_memory_move_cost): New.
3502 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
3504 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3506 PR middle-end/47401
3507 * except.c (sjlj_assign_call_site_values): Move setting the
3508 crtl->uses_eh_lsda flag to ...
3509 (sjlj_mark_call_sites): ... here.
3510 (sjlj_emit_function_enter): Support NULL dispatch label.
3511 (sjlj_build_landing_pads): In a function with no landing pads
3512 that still has must-not-throw regions, generate code to register
3513 a personality function with empty LSDA.
3515 2011-01-21 Richard Henderson <rth@redhat.com>
3517 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
3519 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
3521 * compare-elim.c: New file.
3522 * Makefile.in (OBJS-common): Add it.
3523 (compare-elim.o): New.
3524 * common.opt (fcompare-elim): New.
3525 * opts.c (default_options_table): Add OPT_fcompare_elim.
3526 * tree-pass.h (pass_compare_elim_after_reload): New.
3527 * passes.c (init_optimization_passes): Add it.
3528 * recog.h: Protect against re-inclusion.
3529 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
3530 * doc/invoke.texi (-fcompare-elim): Document it.
3531 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
3532 * doc/tm.texi: Rebuild.
3534 2011-01-22 Nick Clifton <nickc@redhat.com>
3536 * config/rx/rx.md (cstoresf4): Pass comparison operator to
3537 rx_split_fp_compare.
3539 2011-01-22 Nick Clifton <nickc@redhat.com>
3541 * config/rx/rx.md (UNSPEC_CONST): New.
3542 (deallocate_and_return): Wrap the amount popped off the stack in
3543 an UNSPEC_CONST in order to stop it being rejected by
3544 -mmax-constant-size.
3545 (pop_and_return): Add a "(return)" rtx.
3546 (call): Drop the immediate operand.
3547 (call_internal): Likewise.
3548 (call_value): Likewise.
3549 (call_value_internal): Likewise.
3550 (sibcall_internal): Likewise.
3551 (sibcall_value_internal): Likewise.
3552 (sibcall): Likewise. Generate an explicit call using
3553 sibcall_internal.
3554 (sibcall_value): Likewise.
3555 (mov<>): FAIL if a constant operand is not legitimate.
3556 (addsi3_unpsec): New pattern.
3558 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
3559 (ok_for_max_constant): New function.
3560 (gen_safe_add): New function.
3561 (rx_expand_prologue): Use gen_safe_add.
3562 (rx_expand_epilogue): Likewise.
3563 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
3564 UNSPEC CONSTs.
3566 2011-01-21 Jeff Law <law@redhat.com>
3568 PR tree-optimization/47053
3569 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
3570 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
3571 statements are deleted.
3572 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
3573 is nonempty, then purge dead edges and cleanup the CFG.
3575 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3577 PR debug/47402
3578 Temporarily revert:
3579 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3580 PR debug/47106
3581 * tree-dfa.c (create_var_ann): Mark variable as used.
3583 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3585 PR middle-end/45566
3586 * except.c (convert_to_eh_region_ranges): Emit queued no-region
3587 notes from other section in hot/cold partitioning even if
3588 last_action is -3. Increment call_site_base.
3590 PR rtl-optimization/47366
3591 * fwprop.c (forward_propagate_into): Return bool. If
3592 any changes are made, -fnon-call-exceptions is used and
3593 REG_EH_REGION note is present, call purge_dead_edges
3594 and return true if it purged anything.
3595 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
3596 any EH edges were purged.
3598 2011-01-21 Jeff Law <law@redhat.com>
3600 PR rtl-optimization/41619
3601 * caller-save.c (setup_save_areas): Break out code to determine
3602 which hard regs are live across calls by examining the reload chains
3603 so that it is always used.
3604 Eliminate code which checked REG_N_CALLS_CROSSED.
3606 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3608 PR tree-optimization/47355
3609 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
3610 NOP has non-debug uses beyond PHIs in new_bb.
3612 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3614 PR debug/47106
3615 * cfgexpand.c (account_used_vars_for_block): Only account vars
3616 that are annotated as used.
3617 (estimated_stack_frame_size): Don't set TREE_USED.
3618 * tree-dfa.c (create_var_ann): Mark variable as used.
3620 2011-01-21 Richard Guenther <rguenther@suse.de>
3622 PR middle-end/47395
3623 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
3625 2011-01-21 Richard Guenther <rguenther@suse.de>
3627 PR tree-optimization/47365
3628 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
3629 (vn_reference_lookup_pieces): Adjust.
3630 (vn_reference_lookup): Likewise.
3631 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
3632 (vn_reference_lookup_3): Only look through kills if in
3633 VN_WALKREWRITE mode.
3634 (vn_reference_lookup_pieces): Adjust.
3635 (vn_reference_lookup): Likewise.
3636 (visit_reference_op_load): Likewise.
3637 (visit_reference_op_store): Likewise.
3638 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
3639 (compute_avail): Likewise.
3640 (eliminate): Likewise.
3642 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3644 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
3645 DECL_IGNORED_P non-reg vars if they are used.
3647 PR tree-optimization/47391
3648 * varpool.c (const_value_known_p): Return false if
3649 decl is volatile.
3651 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
3653 PR bootstrap/47215
3654 * config/i386/i386.c (ix86_local_alignment): Handle
3655 case for va_list_type_node is nil.
3656 (ix86_canonical_va_list_type): Likewise.
3658 2011-01-21 Alan Modra <amodra@gmail.com>
3660 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
3661 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
3663 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3665 * config/arm/arm.md (define_attr type): Rename f_load
3666 and f_store to f_fpa_load and f_fpa_store. Update.
3667 (write_conflict): Deal with rename fallout.
3668 (*push_fp_multi): Likewise.
3669 * config/arm/fpa.md (f_load): Use f_fpa_load.
3670 (f_store): Use f_fpa_store.
3671 (*movsf_fpa): Likewise.
3672 (*movdf_fpa): Likewise.
3673 (*movxf_fpa): Likewise.
3674 (*thumb2_movsf_fpa): Likewise.
3675 (*thumb2_movdf_fpa): Likewise.
3676 (*thumb2_movxf_fpa): Likewise.
3677 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
3678 f_loadd and f_stored.
3679 (*thumb2_movdi_vfp): Likewise.
3680 (*thumb2_movsf_vfp): Fix attribute to f_loads.
3681 (*thumb2_movsi_vfp): Likewise.
3682 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
3683 Use f_loads instead of f_load.
3684 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
3686 2011-01-20 Anatoly Sokolov <aesok@post.ru>
3688 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3689 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
3690 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3691 (xtensa_mode_dependent_address_p): New function.
3692 (constantpool_address_p): Make static. Change return type to bool.
3693 Change argument type to const_rtx. Use CONST_INT_P predicate.
3695 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
3697 PR debug/46583
3698 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
3700 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3702 PR debug/47283
3703 * cfgexpand.c (expand_debug_expr): Instead of generating
3704 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
3705 etc. handling.
3707 2011-01-20 Richard Guenther <rguenther@suse.de>
3709 PR middle-end/47370
3710 * tree-inline.c (remap_gimple_op_r): Recurse manually for
3711 the pointer operand of MEM_REFs.
3713 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3715 PR tree-optimization/46130
3716 * ipa-split.c (consider_split): If return_bb contains non-virtual
3717 PHIs other than for retval or if split_function would not adjust it,
3718 refuse to split.
3720 2011-01-20 Richard Guenther <rguenther@suse.de>
3722 PR tree-optimization/47167
3723 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3724 Revert previous change, only avoid enumeral type changes.
3726 2011-01-19 Mike Stump <mikestump@comcast.net>
3728 * doc/tm.texi.in (BRANCH_COST): Englishify.
3729 * doc/tm.texi (BRANCH_COST): Likewise.
3731 2011-01-19 Dodji Seketeli <dodji@redhat.com>
3733 PR c++/47291
3734 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
3735 (gen_scheduled_generic_parms_dies): New functions.
3736 (gen_struct_or_union_type_die): Schedule template parameters DIEs
3737 generation for the end of CU compilation.
3738 (dwarf2out_finish): Generate template parameters DIEs here.
3740 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3742 PR debug/46240
3743 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
3744 debug bind stmt on merge edges.
3746 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3748 PR debug/47079
3749 PR debug/46724
3750 * function.c (instantiate_expr): Instantiate incoming rtl of
3751 implicit arguments, and recurse on VALUE_EXPRs.
3752 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
3753 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
3755 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3757 * c-parser.c (c_parser_for_statement): Initialize
3758 collection_expression.
3760 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3762 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
3764 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3766 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
3767 (LINK_SHLIB_SPEC): Don't use %(link_path).
3768 (SUBTARGET_EXTRA_SPECS): Remove link_path.
3770 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3772 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
3773 (NO_SHARED_LIB_SUPPORT): Remove.
3774 (LINK_SHLIB_SPEC): Remove one conditional definition.
3776 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3778 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
3779 %{call_shared}.
3780 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
3781 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
3782 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
3783 %{call_shared} and conditionals on these options not being passed.
3784 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
3785 %{call_shared}.
3787 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3789 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
3790 simplify.
3792 * ipa-split.c: Spelling fixes.
3794 2011-01-19 Richard Henderson <rth@redhat.com>
3796 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
3797 (*mulsi3): Likewise.
3799 * longlong.h [__mn10300__] (count_leading_zeros): New.
3800 [__mn10300__] (umul_ppmm, smul_ppmm): New.
3801 [__mn10300__] (add_ssaaaa, subddmmss): New.
3802 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
3803 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
3805 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3807 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
3809 2011-01-19 Richard Henderson <rth@redhat.com>
3811 * config/mn10300/mn10300.md (addsi3_flags): New.
3812 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
3813 (subsi3_flags, subc_internal, subdi3): New.
3814 (subdi3_internal, *subdi3_degenerate): New.
3815 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
3817 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
3818 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
3819 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
3820 * config/mn10300/mn10300-protos.h: Update.
3821 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
3822 (return_ret): Likewise. Rename from return_internal_regs.
3823 (return_internal): Remove.
3825 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
3826 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
3827 (mn10300_legitimate_constant_p): Likewise.
3828 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
3829 (mn10300_frame_size): New.
3830 (mn10300_expand_prologue): Use it.
3831 (mn10300_expand_epilogue): Likewise.
3832 (mn10300_initial_offset): Likewise.
3833 * config/mn10300/mn10300-protos.h: Update.
3834 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
3835 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
3836 (prologue, epilogue, return_internal): Tidy output code.
3837 (mn10300_store_multiple_operation, return): Likewise.
3838 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
3839 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
3840 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
3841 (load_pic, am33_load_pic): New.
3842 (mn10300_load_pic0, mn10300_load_pic1): New.
3844 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
3845 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
3846 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
3847 (cc_flags_for_mode, cc_flags_for_code): New.
3848 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
3849 overflow flag is not valid. Validate that the flags we need
3850 for the comparison are valid.
3851 (mn10300_output_cmp): Remove.
3852 (mn10300_output_add): New.
3853 (mn10300_select_cc_mode): Use cc_flags_for_code.
3854 (mn10300_split_cbranch): New.
3855 (mn10300_match_ccmode): New.
3856 (mn10300_split_and_operand_count): New.
3857 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
3858 to the function.
3859 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
3860 (addsi3): ... here. Use mn10300_output_add.
3861 (*addsi3_flags): New.
3862 (*am33_subsi3, *mn10300_subsi3): Merge...
3863 (subsi3): ... here. Use attribute isa.
3864 (*subsi3_flags): New.
3865 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
3866 when possible.
3867 (*am33_andsi3, *mn10300_andsi3): Merge...
3868 (andsi3): ... here.
3869 (*andsi3_flags): New.
3870 (andsi3 splitters): New.
3871 (*am33_iorsi3, *mn10300_iorsi3): Merge...
3872 (iorsi3): ... here.
3873 (*iorsi3_flags): New.
3874 (*am33_xorsi3, *mn10300_xorsi3): Merge...
3875 (xorsi3): ... here.
3876 (*xorsi3_flags): New.
3877 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
3878 (one_cmplsi2): ... here.
3879 (*one_cmplsi2_flags): New.
3880 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
3881 instead of "dax" in constraints. Use mn10300_split_cbranch.
3882 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
3883 use matching constraints to eliminate a self-comparison.
3884 (*integer_conditional_branch): Rename from integer_conditional_branch.
3885 Use int_mode_flags to match CC_REG.
3886 (*cbranchsi4_btst, *btstsi): New.
3887 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
3888 mn10300_split_cbranch.
3889 (*am33_cmpsf): Rename from am33_cmpsf.
3890 (*float_conditional_branch): Rename from float_conditional_branch.
3891 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
3892 (zero_extendqisi2): ... here.
3893 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
3894 (zero_extendhisi2): ... here.
3895 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
3896 (extendqisi2): ... here.
3897 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
3898 (extendhisi2): ... here.
3899 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
3900 (ashlsi3): ... here.
3901 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
3902 (lshrsi3): ... here.
3903 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
3904 (ashrsi3): ... here.
3905 (consecutive add peephole): Remove.
3906 * config/mn10300/predicates.md (label_ref_operand): New.
3907 (int_mode_flags): New.
3908 (CCZN_comparison_operator): New.
3910 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
3911 (throughput_42_latency_43): New reservation.
3912 (mulsidi3, umulsidi3): New expanders.
3913 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
3914 the MDR register to allocation; separately allocate the low and
3915 high parts of the DImode result.
3916 (umulsidi3_internal): Similarly.
3917 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
3918 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
3919 (udivsi3, umodsi3): Remove.
3920 (udivmodsi4, divmodsi4): New expanders.
3921 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
3922 (*divmodsi4): Simiarly.
3923 (ext_internal): New.
3925 * config/mn10300/constraints.md ("z"): New constraint.
3926 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
3927 (FIXED_REGISTERS): Don't fix MDR.
3928 (CALL_USED_REGSITERS): Reformat nicely.
3929 (REG_ALLOC_ORDER): Add MDR.
3930 (enum regclass): Add MDR_REGS.
3931 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
3932 (IRA_COVER_CLASSES): Add MDR_REGS.
3933 (REGNO_REG_CLASS): Handle MDR_REG.
3934 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
3935 (mn10300_register_move_cost): Likewise.
3936 * config/mn10300/mn10300.md (MDR_REG): New.
3937 (*movsi_internal): Handle moves to/from MDR_REGS.
3939 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
3940 POST_MODIFY.
3941 (mn10300_secondary_reload): Tidy combination reload classes.
3942 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
3943 addresses for AM33. Allow symbolic offsets for reg+imm.
3944 (mn10300_regno_in_class_p): New.
3945 (mn10300_legitimize_reload_address): New.
3946 * config/mn10300/mn10300.h (enum reg_class): Remove
3947 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
3948 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
3949 SP_OR_GENERAL_REGS.
3950 (REG_CLASS_NAMES): Update to match.
3951 (REG_CLASS_CONTENTS): Likewise.
3952 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
3953 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
3954 (REGNO_IN_RANGE_P): Remove.
3955 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
3956 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
3957 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
3958 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
3959 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
3960 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
3961 (REGNO_GENERAL_P): New.
3962 (HAVE_POST_MODIFY_DISP): New.
3963 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
3964 (LEGITIMIZE_RELOAD_ADDRESS): New.
3965 * config/mn10300/mn10300-protos.h: Update.
3967 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
3968 DATA_REGS for AM33 stack-pointer destination.
3969 (mn10300_preferred_output_reload_class): Likewise.
3970 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
3971 into a form appropriate for ...
3972 (TARGET_SECONDARY_RELOAD): New.
3973 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
3974 * config/mn10300/mn10300-protos.h: Update.
3975 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
3976 reload_insi; use the "A" constraint for the scratch; handle AM33
3977 moves of sp to non-address registers.
3979 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
3980 (*movqi_internal): ... here.
3981 (*am33_movhi, *mn10300_movhi): Merge into...
3982 (*movhi_internal): ... here.
3983 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
3984 as the source/destination of moves from/to SP.
3985 (movsf): Only allow for AM33-2.
3986 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
3987 any integer constant constraint. Only allow for AM33-2. Tidy
3988 all of the alternative outputs.
3989 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
3990 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
3991 for MN103.
3992 (udivsi3, umodsi3): New patterns for MN103 only.
3994 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
3996 * doc/tm.texi.in: Spell out that a lack of register class unions
3997 can lead to ICEs.
3998 * doc/tm.texi: Regenerate.
4000 2011-01-19 Jakub Jelinek <jakub@redhat.com>
4002 PR rtl-optimization/47337
4003 * dce.c (check_argument_store): New function.
4004 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
4006 PR tree-optimization/47290
4007 * tree-eh.c (infinite_empty_loop_p): New function.
4008 (cleanup_empty_eh): Use it.
4010 2011-01-18 Steve Ellcey <sje@cup.hp.com>
4012 PR target/46997
4013 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
4014 (a64_expand_widen_sum): Ditto.
4015 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
4016 (vec_extract_evenodd_help): Ditto.
4017 (vec_extract_evenv4hi): Ditto.
4018 (vec_extract_oddv4hi): Ditto.
4019 (vec_extract_evenv2si): Ditto.
4020 (vec_extract_oddv2si): Ditto.
4021 (vec_extract_evenv2sf): Ditto.
4022 (vec_extract_oddv2sf): Ditto.
4023 (vec_pack_trunc_v4hi: Ditto.
4024 (vec_pack_trunc_v2si): Ditto.
4025 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
4026 (vec_interleave_highv8qi): Ditto.
4027 (mix1_r): Ditto.
4028 (vec_extract_oddv8qi): Ditto.
4029 (vec_interleave_lowv4hi): Ditto.
4030 (vec_interleave_highv4hi): Ditto.
4031 (vec_interleave_lowv2si): Ditto.
4032 (vec_interleave_highv2si): Ditto.
4034 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4036 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
4037 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
4038 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
4039 (pa_c_mode_for_suffix): New.
4040 (TARGET_EXPAND_BUILTIN): Define.
4041 (TARGET_C_MODE_FOR_SUFFIX): Define.
4042 (pa_builtins): Define.
4043 (pa_init_builtins): Register __float128 type and init new support
4044 builtins.
4045 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
4046 * config/pa/quadlib.c (_U_Qfcopysign): New.
4048 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
4050 PR middle-end/46894
4051 * explow.c (allocate_dynamic_stack_space): Do not assume more than
4052 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
4053 are defined.
4055 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4057 PR tree-optimization/47179
4058 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
4059 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
4061 2011-01-18 Richard Guenther <rguenther@suse.de>
4063 PR rtl-optimization/47216
4064 * emit-rtl.c: Include tree-flow.h.
4065 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
4066 of replicating it with different semantics.
4067 * Makefile.in (emit-rtl.o): Adjust.
4069 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4071 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
4072 (cortex_a9_dp): Handle neon types correctly.
4074 2011-01-18 Jakub Jelinek <jakub@redhat.com>
4076 PR rtl-optimization/47299
4077 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
4078 subtarget. Use normal multiplication if both operands are constants.
4079 * expmed.c (expand_widening_mult): Don't try to optimize constant
4080 multiplication if op0 has VOIDmode. Convert op1 constant to mode
4081 before using it.
4083 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4085 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
4086 spacing after 'e.g.', typos, comma, hyphenation.
4088 2011-01-17 Richard Henderson <rth@redhat.com>
4090 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
4091 (rx_restricted_mem_operand): New.
4092 (rx_shift_operand): Use register_operand.
4093 (rx_source_operand, rx_compare_operand): Likewise.
4094 * config/rx/rx.md (addsi3_flags): New expander.
4095 (adddi3): Rewrite as expander.
4096 (adc_internal, *adc_flags, adddi3_internal): New patterns.
4097 (subsi3_flags): New expander.
4098 (subdi3): Rewrite as expander.
4099 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
4101 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
4102 (rx_init_builtins): Remove sat builtin.
4103 (rx_expand_builtin): Likewise.
4104 * config/rx/rx.md (ssaddsi3): New.
4105 (*sat): Rename from sat. Represent the CC_REG input.
4107 * config/rx/predicates.md (rshift_operator): New.
4108 * config/rx/rx.c (rx_expand_insv): Remove.
4109 * config/rx/rx-protos.h: Update.
4110 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
4111 operand to the canonical position.
4112 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
4113 (*bitclr, *bitclr_in_memory): Similarly.
4114 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
4115 (insv): Retain the zero_extract in the expansion.
4117 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
4118 (bswaphi2, bitinvert, revw): Likewise.
4120 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
4121 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
4122 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
4123 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
4124 (bitset, bitset_in_memory): Likewise.
4125 (bitinvert, bitinvert_in_memory): Likewise.
4126 (bitclr, bitclr_in_memory): Likewise.
4127 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
4128 (rx_strend, rx_cmpstrn): Likewise.
4129 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
4130 (bitop peep2 patterns): Remove.
4132 * config/rx/rx.c (rx_match_ccmode): New.
4133 * config/rx/rx-protos.h: Update.
4134 * config/rx/rx.md (abssi2): Clobber, don't set flags.
4135 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
4136 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
4137 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
4138 (fix_truncsfsi2, floatsisf2): Likewise.
4139 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
4140 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
4141 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
4142 (*subsi3_flags, *xorsi3_flags): New.
4144 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
4146 * config/rx/rx.c (rx_print_operand): Remove workaround for
4147 unsplit comparison operations.
4149 * config/rx/rx.md (movsicc): Split after reload.
4150 (*movsicc): Merge *movsieq and *movsine via match_operator.
4151 (*stcc): New pattern.
4153 * config/rx/rx.c (rx_float_compare_mode): Remove.
4154 * config/rx/rx.h (rx_float_compare_mode): Remove.
4155 * config/rx/rx.md (cstoresi4): Split after reload.
4156 (*sccc): New pattern.
4158 * config/rx/predicates.md (label_ref_operand): New.
4159 (rx_z_comparison_operator): New.
4160 (rx_zs_comparison_operator): New.
4161 (rx_fp_comparison_operator): New.
4162 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
4163 Validate that the flags are set properly for the comparison.
4164 (rx_gen_cond_branch_template): Remove.
4165 (rx_cc_modes_compatible): Remove.
4166 (mode_from_flags): New.
4167 (flags_from_code): Rename from flags_needed_for_conditional.
4168 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
4169 (rx_select_cc_mode): Likewise.
4170 (rx_split_fp_compare): New.
4171 (rx_split_cbranch): New.
4172 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
4173 (*cbranchsi4): Use match_operator and rx_split_cbranch.
4174 (*cbranchsf4): Similarly.
4175 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
4176 match_operator and rx_split_cbranch.
4177 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
4178 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
4179 (*cmpsi): Rename from cmpsi.
4180 (*tstsi): Rename from tstsi.
4181 (*cmpsf): Rename from cmpsf; use CC_Fmode.
4182 (*conditional_branch): Rename from conditional_branch.
4183 (*reveresed_conditional_branch): Remove.
4184 (b<code>): Remove expander.
4185 * config/rx/rx-protos.h: Update.
4187 * config/rx/rx.c (rx_compare_redundant): Remove.
4188 * config/rx/rx.md (cmpsi): Don't use it.
4189 * config/rx/rx-protos.h: Update.
4191 * config/rx/rx-modes.def (CC_F): New mode.
4192 * config/rx/rx.c (rx_select_cc_mode): New.
4193 * config/rx/rx.h (SELECT_CC_MODE): Use it.
4194 * config/rx/rx-protos.h: Update.
4196 2011-01-17 Richard Henderson <rth@redhat.com>
4198 * except.c (dump_eh_tree): Fix stray ; after for statement.
4200 2011-01-17 Richard Guenther <rguenther@suse.de>
4202 PR tree-optimization/47313
4203 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
4204 handling before copying the body. Properly deal with
4205 by-reference result in SSA form.
4207 2011-01-17 Ian Lance Taylor <iant@google.com>
4209 PR target/47219
4210 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
4211 (struct_value_alias_set): Don't define.
4212 (sparc_option_override): Don't set sparc_sr_alias_set and
4213 struct_value_alias_set.
4214 (save_or_restore_regs): Use gen_frame_mem rather than calling
4215 set_mem_alias_set.
4216 (sparc_struct_value_rtx): Likewise.
4218 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
4220 PR target/47318
4221 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
4222 __m128i.
4223 (_mm_maskstore_pd): Likewise.
4224 (_mm_maskload_ps): Likewise.
4225 (_mm_maskstore_ps): Likewise.
4226 (_mm256_maskload_pd): Change mask to __m256i.
4227 (_mm256_maskstore_pd): Likewise.
4228 (_mm256_maskload_ps): Likewise.
4229 (_mm256_maskstore_ps): Likewise.
4231 * config/i386/i386-builtin-types.def: Updated.
4232 (ix86_expand_special_args_builtin): Likewise.
4234 * config/i386/i386.c (bdesc_special_args): Update
4235 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
4236 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
4237 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
4238 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
4240 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
4241 Use <avxpermvecmode> on mask register.
4242 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
4244 2011-01-17 Olivier Hainque <hainque@adacore.com>
4245 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4246 Eric Botcazou <ebotcazou@adacore.com>
4248 PR target/46655
4249 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
4250 if <= USHRT_MAX in 32-bit mode.
4252 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4254 * doc/install.texi (Configuration, Specific): Wrap long
4255 lines in examples. Allow line wrapping in long options
4256 and URLs where beneficial for PDF output.
4258 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
4260 * config/mips/mips.c (mips_classify_symbol): Don't return
4261 SYMBOL_PC_RELATIVE for nonlocal labels.
4263 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
4265 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
4267 2011-01-15 Jan Hubicka <jh@suse.cz>
4269 PR tree-optimization/47276
4270 * ipa.c (function_and_variable_visibility): Do not try to mark alias
4271 declarations as needed.
4273 2011-01-15 Martin Jambor <mjambor@suse.cz>
4275 * common.opt (fdevirtualize): New flag.
4276 * doc/invoke.texi (Option Summary): Document it.
4277 * opts.c (default_options_table): Add devirtualize flag.
4278 * ipa-prop.c (detect_type_change): Return immediately if
4279 devirtualize flag is not set.
4280 (detect_type_change_ssa): Likewise.
4281 (compute_known_type_jump_func): Likewise.
4282 (ipa_analyze_virtual_call_uses): Likewise.
4284 2011-01-14 Martin Jambor <mjambor@suse.cz>
4286 PR tree-optimization/45934
4287 PR tree-optimization/46302
4288 * ipa-prop.c (type_change_info): New type.
4289 (stmt_may_be_vtbl_ptr_store): New function.
4290 (check_stmt_for_type_change): Likewise.
4291 (detect_type_change): Likewise.
4292 (detect_type_change_ssa): Likewise.
4293 (compute_complex_assign_jump_func): Check for dynamic type change.
4294 (compute_complex_ancestor_jump_func): Likewise.
4295 (compute_known_type_jump_func): Likewise.
4296 (compute_scalar_jump_functions): Likewise.
4297 (ipa_analyze_virtual_call_uses): Likewise.
4298 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
4300 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4302 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
4303 * config/i386/i386.opt (msse5): New Alias.
4305 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4307 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4308 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4309 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4310 * config/sparc/sparc.h (CC1_SPEC): Likewise.
4312 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4314 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
4315 -mcpu options.
4316 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4317 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4318 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
4319 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
4320 Likewise.
4321 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
4323 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4325 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
4327 2011-01-14 Mike Stump <mikestump@comcast.net>
4329 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
4330 * config/fr30/fr30.md: Likweise
4331 (movsi_push): Likewise.
4332 (movsi_pop): Likewise.
4333 (enter_func): Likewise.
4334 * config/moxie/moxie.md (movsi_push): Likewise.
4335 (movsi_pop): Likewise.
4337 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4339 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
4340 %{no_archive} %{exact_version}.
4341 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
4342 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
4343 %{no_archive} %{exact_version}.
4344 * config/mips/openbsd.h (LINK_SPEC): Likewise.
4345 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
4346 * config/mips/vxworks.h: Likewise.
4348 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4350 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
4352 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4354 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
4355 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
4357 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4359 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
4360 -nodefaultlib.
4362 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4364 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
4365 for mcpu not cpu.
4366 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
4367 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
4368 not cpu.
4369 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
4370 Don't handle -shlib.
4372 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4374 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
4375 (CC1_SPEC): Don't handle -profile.
4377 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4379 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
4380 * config/mips/mips.h (CC1_SPEC): Likewise.
4382 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4384 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
4385 * config/mips/mips.h (CC1_SPEC): Likewise.
4387 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4389 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
4390 * config/m32r/linux.h (LINK_SPEC): Likewise.
4391 * config/mips/linux.h (LINK_SPEC): Likewise.
4392 * config/mips/linux64.h (LINK_SPEC): Likewise.
4393 * config/sparc/linux.h (LINK_SPEC): Likewise.
4394 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4395 LINK_SPEC): Likewise.
4396 * config/xtensa/linux.h (LINK_SPEC): Likewise.
4398 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4400 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
4401 %{version:-v}.
4402 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
4404 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4406 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
4407 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
4409 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4411 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
4413 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4415 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
4416 supports -Bstatic/-Bdynamic.
4417 * configure: Regenerate.
4419 2011-01-14 Jan Hubicka <jh@suse.cz>
4420 Jack Howarth <howarth@bromo.med.uc.edu>
4422 PR target/46037
4423 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
4424 when checking debug_info_level. Test write_symbols instead of
4425 debug_hooks->var_location when setting flag_var_tracking_uninit.
4427 2011-01-14 Richard Guenther <rguenther@suse.de>
4429 PR tree-optimization/47179
4430 * target.def (ref_may_alias_errno): New target hook.
4431 * targhooks.h (default_ref_may_alias_errno): Declare.
4432 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
4433 (default_ref_may_alias_errno): New function.
4434 * target.h (struct ao_ref_s): Declare.
4435 * tree-ssa-alias.c: Include target.h.
4436 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
4437 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
4438 (targhooks.o): Likewise.
4439 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
4440 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
4442 2011-01-14 Richard Guenther <rguenther@suse.de>
4444 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
4446 2011-01-14 Richard Guenther <rguenther@suse.de>
4448 PR tree-optimization/47280
4449 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
4450 return CFG changes.
4451 (tree_ssa_forward_propagate_single_use_vars): Deal with
4452 CFG changes from associate_plusminus.
4454 2011-01-14 Richard Guenther <rguenther@suse.de>
4456 PR middle-end/47281
4457 Revert
4458 2011-01-11 Richard Guenther <rguenther@suse.de>
4460 PR tree-optimization/46076
4461 * tree-ssa.c (useless_type_conversion_p): Conversions from
4462 unprototyped to empty argument list function types are useless.
4464 2011-01-14 Richard Guenther <rguenther@suse.de>
4466 PR tree-optimization/47286
4467 * tree-ssa-structalias.c (new_var_info): Register variables are global.
4469 2011-01-14 Martin Jambor <mjambor@suse.cz>
4471 PR middle-end/46823
4472 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
4474 2011-01-13 Anatoly Sokolov <aesok@post.ru>
4476 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
4477 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
4478 * config/xtensa/xtensa.c (xtensa_libcall_value,
4479 xtensa_function_value_regno_p): New functions.
4480 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
4482 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
4484 PR c++/47213
4485 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
4486 PE specific hook.
4487 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
4488 New function prototype.
4489 * config/i386/winnt.c (i386_pe_assemble_visibility):
4490 Warn only if attribute was specified by user.
4492 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4494 PR target/47251
4495 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
4496 floating point.
4497 (floatunsdidf2_fcfidu): Ditto.
4499 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4501 * config/s390/s390.c (print_operand_address): Replace 'error' with
4502 'output_operand_lossage'.
4503 (print_operand): Likewise.
4505 2011-01-13 Jeff Law <law@redhat.com>
4507 PR rtl-optimization/39077
4508 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
4509 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
4510 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
4511 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
4512 * gcse.c (prune_insertions_deletions): New function.
4513 (compute_pre_data): Use it.
4515 2011-01-13 Dodji Seketeli <dodji@redhat.com>
4517 PR debug/PR46973
4518 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
4519 static function.
4520 (prune_unused_types_mark): Use it.
4522 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
4524 PR rtl-optimization/45352
4525 * sel-sched.c: Update copyright years.
4526 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
4527 in the advancing loop when we have issued issue_rate insns.
4529 2011-01-12 Richard Henderson <rth@redhat.com>
4531 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
4532 (TARGET_MD_ASM_CLOBBERS): New.
4534 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
4535 (TARGET_DELEGITIMIZE_ADDRESS): New.
4537 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
4538 (clzsi2, *bsch): New patterns.
4540 * config/mn10300/mn10300.md (INT): New mode iterator.
4541 (*mov<INT>_clr): New pattern, and peep2 to generate it.
4543 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
4544 flag_split_wide_types.
4546 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
4547 (mn10300_trampoline_init): Rewrite without a template, an immediate
4548 load and a direct branch.
4549 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
4551 2011-01-12 Anatoly Sokolov <aesok@post.ru>
4553 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4554 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
4555 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
4556 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4558 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
4560 PR debug/47209
4561 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
4562 of type.
4564 2011-01-12 Jan Hubicka <jh@suse.cz>
4566 PR driver/47244
4567 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
4568 (PLUGIN_COND_CLOSE): New macro.
4569 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
4571 2011-01-12 Richard Guenther <rguenther@suse.de>
4573 PR lto/47259
4574 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
4575 register variables in a MEM_REF.
4577 2011-01-12 Joseph Myers <joseph@codesourcery.com>
4579 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
4580 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
4581 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
4582 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4583 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4584 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
4585 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
4586 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
4587 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
4588 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
4589 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
4590 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
4591 * config/gnu-user.h: New. Copied from linux.h.
4592 (LINUX_TARGET_STARTFILE_SPEC): Rename to
4593 GNU_USER_TARGET_STARTFILE_SPEC.
4594 (LINUX_TARGET_ENDFILE_SPEC): Rename to
4595 GNU_USER_TARGET_ENDFILE_SPEC.
4596 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
4597 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
4598 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
4599 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
4600 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
4601 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
4602 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
4603 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
4604 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
4605 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
4606 * config/arm/linux-eabi.h (CC1_SPEC): Use
4607 GNU_USER_TARGET_CC1_SPEC.
4608 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
4609 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
4610 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
4611 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
4612 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
4613 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
4614 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
4615 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
4617 2011-01-12 Richard Guenther <rguenther@suse.de>
4619 PR other/46946
4620 * doc/invoke.texi (ffast-math): Document it is turned on
4621 with -Ofast.
4623 2011-01-12 Jan Hubicka <jh@suse.cz>
4625 PR tree-optimization/47233
4626 * opts.c (common_handle_option): Disable ipa-reference with profile
4627 feedback.
4629 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4631 * c-parser.c (c_parser_objc_at_property_declaration): Improved
4632 error message.
4634 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4636 * c-parser.c (c_lex_one_token): Updated and reindented some
4637 comments. No changes in code.
4639 2011-01-11 Ian Lance Taylor <iant@google.com>
4641 * godump.c (go_output_var): Don't output the variable if there is
4642 already a type with the same name.
4644 2011-01-11 Ian Lance Taylor <iant@google.com>
4646 * godump.c (go_format_type): Don't generate float80.
4648 2011-01-11 Richard Henderson <rth@redhat.com>
4650 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
4651 declaration. Rewrite for both speed and size.
4652 (mn10300_address_cost_1): Remove.
4653 (mn10300_register_move_cost): New.
4654 (mn10300_memory_move_cost): New.
4655 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
4656 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
4657 extensions, shifts, BSWAP, CLZ.
4658 (mn10300_wide_const_load_uses_clr): Remove.
4659 (TARGET_REGISTER_MOVE_COST): New.
4660 (TARGET_MEMORY_MOVE_COST): New.
4661 * config/mn10300/mn10300-protos.h: Update.
4662 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
4664 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
4665 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
4666 * config/mn10300/mn10300-protos.h: Update.
4667 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
4668 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
4669 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
4670 (*test_int_bitfield, *test_byte_bitfield): Remove.
4671 (*bit_test, *subreg_bit_test): Remove.
4672 * config/mn10300/predicates.md (const_8bit_operand): Remove.
4674 * config/mn10300/constraints.md ("c"): Rename from "A".
4675 ("A", "D"): New constraint letters.
4676 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
4677 (fmssf4, fnmasf4, fnmssf4): Likewise.
4679 * config/mn10300/mn10300.md (isa): New attribute.
4680 (enabled): New attribute.
4682 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
4683 (abssf2, negsf2): Define only for hardware fp.
4684 (sqrtsf2): Reformat.
4685 (addsf3, subsf3, mulsf3): Merge expander and insn.
4687 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
4688 (DEBUGGER_AUTO_OFFSET): Remove.
4689 (DEBUGGER_ARG_OFFSET): Remove.
4691 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
4692 Emit register stores with the same offsets as the hardware.
4693 (mn10300_store_multiple_operation): Don't check that the register
4694 save offsets are monotonic.
4695 * config/mn10300/mn10300-protos.h: Update.
4697 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
4699 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
4700 in terms of the value on the stack, not the MDR register.
4702 2011-01-11 Jan Hubicka <jh@suse.cz>
4704 PR lto/45721
4705 PR lto/45375
4706 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
4707 (symbol_alias_set_destroy, symbol_alias_set_contains,
4708 propagate_aliases_backward): Declare.
4709 * lto-streamer-out.c (struct sets): New sturcture.
4710 (trivally_defined_alias): New function.
4711 (output_alias_pair_p): Rewrite.
4712 (output_unreferenced_globals): Fix output of alias pairs.
4713 (produce_symtab): Likewise.
4714 * ipa.c (function_and_variable_visibility): Set weak alias destination
4715 as needed in lto.
4716 * varasm.c (symbol_alias_set_t): Remove.
4717 (symbol_alias_set_destroy): Export.
4718 (propagate_aliases_forward, propagate_aliases_backward): New functions
4719 based on ...
4720 (compute_visible_aliases): ... this one; remove.
4721 (trivially_visible_alias): New
4722 (trivially_defined_alias): New.
4723 (remove_unreachable_alias_pairs): Rewrite.
4724 (finish_aliases_1): Reorganize code checking if alias is defined.
4725 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
4726 in LTO mode.
4728 2011-01-11 Richard Guenther <rguenther@suse.de>
4730 PR tree-optimization/46076
4731 * tree-ssa.c (useless_type_conversion_p): Conversions from
4732 unprototyped to empty argument list function types are useless.
4734 2011-01-11 Richard Guenther <rguenther@suse.de>
4736 PR middle-end/45235
4737 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
4738 volatile MEMs as MEM_READONLY_P.
4740 2011-01-11 Richard Guenther <rguenther@suse.de>
4742 PR tree-optimization/47239
4743 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
4745 2011-01-11 Jeff Law <law@redhat.com>
4747 PR tree-optimization/47086
4748 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
4749 IVs from statements that might throw.
4751 2011-01-10 Jan Hubicka <jh@suse.cz>
4753 PR lto/45375
4754 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
4756 2011-01-10 Jan Hubicka <jh@suse.cz>
4758 PR lto/45375
4759 * profile.c (read_profile_edge_counts): Ignore profile inconistency
4760 when correcting profile.
4762 2011-01-10 Jan Hubicka <jh@suse.cz>
4764 PR lto/46083
4765 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
4766 DECL_FINI_PRIORITY.
4767 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
4768 Restore DECL_FINI_PRIORITY.
4770 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4772 * doc/gimple.texi: Fix quoting of multi-word return values in
4773 @deftypefn statements. Ensure presence of return value. Wrap
4774 overlong @deftypefn lines.
4775 (is_gimple_operand, is_gimple_min_invariant_address): Remove
4776 descriptions of removed functions.
4777 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
4778 of multi-word return value in @deftypefn statement.
4780 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4782 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
4783 (Conditional Expressions, Logical Operators)
4784 (Statement and operand traversals): Do not indent smallexample
4785 code. Fix duplicate function argument in example.
4787 2011-01-10 Jeff Law <law@redhat.com>
4789 PR tree-optimization/47141
4790 * ipa-split.c (split_function): Handle case where we are
4791 returning a value and the return block has a virtual operand phi.
4793 2011-01-10 Jan Hubicka <jh@suse.cz>
4795 PR tree-optimization/47234
4796 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
4797 (pass_feedback_split_functions): Declare.
4798 * passes.c (init_optimization_passes): Add ipa-split as subpass of
4799 tree-profile.
4800 * ipa-split.c (gate_split_functions): Update comments; disable
4801 split-functions for profile_arc_flag and branch_probabilities.
4802 (gate_feedback_split_functions): New function.
4803 (execute_feedback_split_functions): New function.
4804 (pass_feedback_split_functions): New global var.
4806 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
4808 PR lto/46760
4809 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
4810 calling gimple_call_set_cannot_inline.
4812 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
4814 * config/darwin-sections.def: Remove unused section.
4816 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
4818 PR c++/47218
4819 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
4821 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
4823 PR objc/47232
4824 * c-parser.c (c_parser_declaration_or_fndef): Improved
4825 error message.
4827 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
4829 * config/i386/winnt.c (i386_pe_start_function): Make sure
4830 to switch back to function's section.
4832 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
4834 PR gcc/46902
4835 PR testsuite/46912
4836 * plugin.c: Move include of dlfcn.h from here...
4837 * system.h: ... to here.
4839 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4841 * doc/cpp.texi (C++ Named Operators): Fix markup for header
4842 file name.
4843 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
4844 two extra empty pages in PDF output.
4846 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
4848 PR objc/47078
4849 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
4850 for error recovery purposes behave as if it was not specified so
4851 that the default type is usd.
4853 2011-01-07 Jan Hubicka <jh@suse.cz>
4855 PR tree-optmization/46469
4856 * ipa.c (function_and_variable_visibility): Clear needed flags on
4857 nodes with external decls; handle weakrefs merging correctly.
4859 2011-01-07 Joseph Myers <joseph@codesourcery.com>
4861 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
4862 not false.
4864 2011-01-07 Jan Hubicka <jh@suse.cz>
4866 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
4867 and no longer claim that gold is required for linker plugin.
4868 * configure: Regenerate.
4869 * gcc.c (PLUGIN_COND): New macro.
4870 (LINK_COMMAND_SPEC): Use it.
4871 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
4872 * config.in (HAVE_LTO_PLUGIN): New.
4873 * configure.ac (--with-lto-plugin): New parameter; autodetect
4874 HAVE_LTO_PLUGIN.
4876 2011-01-07 Jan Hubicka <jh@suse.cz>
4878 PR tree-optimization/46367
4879 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
4880 when we can update original.
4881 (cgraph_mark_inline_edge): Sanity check.
4882 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
4884 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4886 * config/spu/spu.h (ASM_COMMENT_START): Define.
4888 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
4890 PR driver/42445
4891 * gcc.c (%>S): New.
4892 (SWITCH_KEEP_FOR_GCC): Likewise.
4893 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
4894 (do_spec_1): Handle "%>".
4896 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
4898 2011-01-07 Jakub Jelinek <jakub@redhat.com>
4900 PR target/47201
4901 * config/i386/i386.c (ix86_delegitimize_address): If
4902 simplify_gen_subreg fails, return orig_x.
4904 PR bootstrap/47187
4905 * value-prof.c (gimple_stringop_fixed_value): Handle
4906 lhs of the call properly.
4908 2011-01-07 Jan Hubicka <jh@suse.cz>
4910 PR lto/45375
4911 * lto-opt.c (lto_reissue_options): Set flag_shlib.
4913 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4915 * target.def (function_switched_text_sections): New hook.
4916 * doc/tm.texi: Regenerated.
4917 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4918 * final.c (default_function_switched_text_sections): New.
4919 (final_scan_insn): Call function_switched_text_sections when a
4920 mid-function section change occurs.
4921 * output.h (default_function_switched_text_sections): Declare.
4922 * config/darwin-protos.h (darwin_function_switched_text_sections):
4923 Likewise.
4924 * config/darwin.c (darwin_function_switched_text_sections): New.
4925 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4927 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4929 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
4930 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
4931 the secondary code fragment when outputting for DWARF == 2.
4933 2011-01-07 Anatoly Sokolov <aesok@post.ru>
4935 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4936 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
4937 Remove.
4938 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
4939 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4941 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
4943 PR debug/46704
4944 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
4945 when it is not empty.
4947 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
4949 Bobcat Enablement
4950 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
4951 (case ${target}): Add btver1.
4952 * config/i386/driver-i386.c (host_detect_local_cpu): Let
4953 -march=native recognize btver1 processors.
4954 * config/i386/i386-c.c (ix86_target_macros_internal): Add
4955 btver1 def_and_undef
4956 * config/i386/i386.c (struct processor_costs btver1_cost): New
4957 btver1 cost table.
4958 (m_BTVER1): New definition.
4959 (m_AMD_MULTIPLE): Includes m_BTVER1.
4960 (initial_ix86_tune_features): Add btver1 tune.
4961 (processor_target_table): Add btver1 entry.
4962 (static const char *const cpu_names): Add btver1 entry.
4963 (software_prefetching_beneficial_p): Add btver1.
4964 (ix86_option_override_internal): Add btver1 instruction sets.
4965 (ix86_issue_rate): Add btver1.
4966 (ix86_adjust_cost): Add btver1.
4967 * config/i386/i386.h (TARGET_BTVER1): New definition.
4968 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
4969 (enum processor_type): Add PROCESSOR_BTVER1.
4970 * config/i386/i386.md (define_attr "cpu"): Add btver1.
4972 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4974 PR target/43309
4975 * config/i386/i386.c (legitimize_tls_address)
4976 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
4977 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
4978 (tls_initial_exec_64_sun): New pattern.
4980 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
4982 * doc/invoke.texi (Overall Options): Improve wording and markup
4983 of the description of -wrapper.
4985 2011-01-06 Joseph Myers <joseph@codesourcery.com>
4987 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
4988 rdynamic, threads): New Driver options.
4990 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4992 PR target/38118
4993 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
4994 if coming from .tdata.
4995 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4997 2011-01-06 Jan Hubicka <jh@suse.cz>
4999 PR lto/47188
5000 * collect2.c (main): Do not enable LTOmode when plugin is active.
5002 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5004 PR other/45915
5005 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
5006 --version output if supported.
5007 * configure: Regenerate.
5009 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5011 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
5012 Driver options.
5014 2011-01-06 Jakub Jelinek <jakub@redhat.com>
5016 PR c/47150
5017 * c-convert.c (convert): When converting a complex expression
5018 other than COMPLEX_EXPR to a different complex type, ensure
5019 c_save_expr is called instead of save_expr, unless in_late_binary_op.
5020 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
5021 when converting COMPLEX_TYPE.
5023 2011-01-06 Ira Rosen <irar@il.ibm.com>
5025 PR tree-optimization/47139
5026 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
5027 only the last reduction value is used outside the loop. Update
5028 documentation.
5030 2011-01-05 Joseph Myers <joseph@codesourcery.com>
5032 * config/rtems.opt: New.
5033 * config.gcc (*-*-rtems*): Use rtems.opt.
5035 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
5037 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
5038 processors do not support 3DNow instructions.
5040 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5042 * config/spu/spu.c (spu_option_override): Set parameter
5043 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
5045 2011-01-05 Jan Hubicka <jh@suse.cz>
5047 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
5048 at the command line.
5050 2011-01-05 Martin Jambor <mjambor@suse.cz>
5052 PR lto/47162
5053 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
5054 deltas on streamed outgoing edges.
5055 (output_node_opt_summary): Output info for outgoing edges only when
5056 the node is in new parameter set.
5057 (output_cgraph_opt_summary): New parameter set, passed to the two
5058 aforementioned functions. Update its forward declaration and its
5059 callee too.
5061 2011-01-05 Tom Tromey <tromey@redhat.com>
5063 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
5064 operator to c_finish_omp_atomic.
5065 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
5066 (build_unary_op): Update.
5067 (build_modify_expr): Update.
5068 (build_asm_expr): Update.
5070 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5072 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
5073 newly inserted insns.
5074 (pad_bb): Likewise.
5075 (spu_emit_branch_hint): Likewise.
5076 (insert_hbrp_for_ilb_runout): Likewise.
5077 (spu_machine_dependent_reorg): Call df_finish_pass after
5078 schedule_insns returns.
5080 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5082 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
5084 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
5086 PR tree-optimization/47005
5087 * tree-sra.c (struct access): Add 'non_addressable' bit.
5088 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
5089 (decide_one_param_reduction): Return 0 if the parameter is passed by
5090 reference and one of the accesses in the group is non_addressable.
5092 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5094 PR tree-optimization/47056
5095 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
5096 (mark_load): Likewise. Handle FUNCTION_DECL specially.
5097 (mark_store): Likewise. Pass STMT to ipa_record_reference.
5099 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5101 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
5102 initializer. Skip view conversions from aggregate types.
5104 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
5106 PR bootstrap/47055
5107 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
5109 2011-01-04 Philipp Thomas <pth@suse.de>
5111 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
5112 obvious typo.
5114 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5116 * function.c (thread_prologue_and_epilogue_insns): Do not crash
5117 on empty epilogue sequences.
5119 2011-01-04 Joseph Myers <joseph@codesourcery.com>
5121 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
5122 non-static): New Driver options.
5124 2011-01-04 Jie Zhang <jie@codesourcery.com>
5126 PR driver/47137
5127 * gcc.c (default_compilers[]): Set combinable field to 0
5128 for all assembly languages.
5130 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
5132 * config/mips/loongson3a.md: New file.
5133 * config/mips/mips.md: Include loongson3a.md.
5134 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
5135 TUNE_LOONGSON_3A.
5137 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
5139 PR middle-end/47017
5140 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
5141 instead of convert_memory_address_addr_space on the base expression.
5143 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5145 * config/spu/spu.c (spu_option_override): Update error text
5146 for bad -march= / -mtune= values.
5148 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5150 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
5151 if branch-hint optimization will be performed.
5153 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5155 PR tree-optimization/47148
5156 * ipa-split.c (split_function): Convert arguments to
5157 DECL_ARG_TYPE if possible.
5159 PR tree-optimization/47155
5160 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
5161 when computing uns.
5163 PR rtl-optimization/47157
5164 * combine.c (try_combine): If undobuf.other_insn becomes
5165 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
5166 and set *new_direct_jump_p too.
5168 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
5170 PR tree-optimization/47021
5171 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
5173 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5175 * gcc.c (process_command): Update copyright notice dates.
5176 * gcov.c (print_version): Likewise.
5177 * gcov-dump.c (print_version): Likewise.
5178 * mips-tfile.c (main): Likewise.
5179 * mips-tdump.c (main): Likewise.
5181 2011-01-03 Martin Jambor <mjambor@suse.cz>
5183 PR tree-optimization/46801
5184 * tree-sra.c (type_internals_preclude_sra_p): Check whether
5185 aggregate fields start at byte boundary instead of the bit-field flag.
5187 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
5189 PR driver/47137
5190 * gcc.c (main): Revert revision 168407.
5192 2011-01-03 Martin Jambor <mjambor@suse.cz>
5194 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
5196 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5198 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
5199 vector optab to expand vector/scalar shift, update gimple to vector.
5201 2011-01-03 Martin Jambor <mjambor@suse.cz>
5203 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
5204 a thunk.
5206 2011-01-03 Martin Jambor <mjambor@suse.cz>
5208 PR tree-optimization/46984
5209 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
5210 HOST_WIDE_INT.
5211 (cgraph_create_indirect_edge): Fixed line length.
5212 (cgraph_indirect_call_info): Declare.
5213 (cgraph_make_edge_direct) Update declaration.
5214 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
5215 (cgraph_create_indirect_edge): Use it.
5216 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
5217 callees.
5218 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
5219 the new thunk_delta representation.
5220 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
5221 HOST_WIDE_INT.
5222 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
5223 (ipa_read_indirect_edge_info): Likewise.
5224 * lto-cgraph.c (output_edge_opt_summary): New function.
5225 (output_node_opt_summary): Call it on all outgoing edges.
5226 (input_edge_opt_summary): New function.
5227 (input_node_opt_summary): Call it on all outgoing edges.
5229 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
5231 PR driver/47137
5232 * gcc.c (main): Don't check have_o when settting combine_inputs.
5234 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
5236 * regrename.c: Add general comment describing the pass.
5237 (struct du_head): Remove 'length' field.
5238 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
5239 (regrename_optimize): Do not sort chains. Rework comments, add others.
5240 Force renaming to the preferred class (if any) in the first pass and do
5241 not consider registers that belong to it in the second pass.
5242 (create_new_chain): Do not set 'length' field.
5243 (scan_rtx_reg): Likewise.
5245 2011-01-02 Jakub Jelinek <jakub@redhat.com>
5247 PR tree-optimization/47140
5248 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
5249 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
5250 to bit_value_binop.
5252 PR rtl-optimization/47028
5253 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
5254 parm_birth_insn instead of at the beginning of first bb.
5256 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
5258 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
5259 Remove the word "see" before "@pxref".
5260 * doc/rtl.texi: Remove the word "see" before "@pxref".
5262 2011-01-01 Jan Hubicka <jh@suse.cz>
5264 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
5265 memory.
5267 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
5269 PR target/38662
5270 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
5272 \f
5273 Copyright (C) 2011 Free Software Foundation, Inc.
5275 Copying and distribution of this file, with or without modification,
5276 are permitted in any medium without royalty provided the copyright
5277 notice and this notice are preserved.