1 2011-03-20 Jakub Jelinek <jakub@redhat.com>
3 PR rtl-optimization/48156
4 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
5 assume df and df_lr are not NULL.
7 2011-03-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10 * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
11 between a call and its CALL_ARG_LOCATION note.
13 2011-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
16 * config/sh/sh.c (find_barrier): Don't emit a constant pool
17 between a call and its corresponding CALL_ARG_LOCATION note.
19 2011-03-19 Anatoly Sokolov <aesok@post.ru>
21 * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
22 instead of loop. Use HARD_REGISTER_NUM_P predicate.
23 * haifa-sched.c (setup_ref_regs): Ditto.
24 * caller-save.c (add_used_regs_1): Ditto.
25 * dse.c (look_for_hardregs): Ditto.
26 * df-problems.c (df_simulate_one_insn_forwards): Ditto.
27 * sched-rgn.c (check_live_1): Ditto.
29 2011-03-18 Joseph Myers <joseph@codesourcery.com>
31 * c-decl.c (diagnose_mismatched_decls): Give an error for
32 redefining a typedef with variably modified type.
34 2011-03-18 Joseph Myers <joseph@codesourcery.com>
36 * c-decl.c (grokfield): Don't allow typedefs for structures or
37 unions with no tag by default.
38 * doc/extend.texi (Unnamed Fields): Update.
40 2011-03-18 Uros Bizjak <ubizjak@gmail.com>
42 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
43 Rewrite using indirect functions.
45 * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
46 (avx_vinsertf128<mode>): Ditto.
48 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
50 * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
53 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
55 * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
56 splitting between a call and its corresponding CALL_ARG_LOCATION
59 2011-03-18 Maxim Kuvyrkov <maxim@codesourcery.com>
61 PR rtl-optimization/48170
62 * gcse.c (hoist_code): Remove bogus asserts.
64 2011-03-18 Georg-Johann Lay <avr@gjlay.de>
66 * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
67 computation for prologue/epilogue.
69 2011-03-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
71 * Makefile.in (check-consistency): Remove.
73 2011-03-18 Jakub Jelinek <jakub@redhat.com>
76 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
77 arange_table_in_use is 0, but either text_section_used or
78 cold_text_section_used is true. Don't call it if
79 !info_section_emitted.
81 2011-03-18 Anatoly Sokolov <aesok@post.ru>
83 * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
84 FUNCTION_VALUE_REGNO_P): Remove.
85 * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
87 * config/avr/avr.c (avr_ret_register): Make static inline.
88 (avr_function_value_regno_p): New function.
89 (avr_libcall_value): Make static. Add 'func' argument.
90 (avr_function_value): Make static. Rename 'func' argument to
91 'fn_decl_or_type', forward it to avr_libcall_value. Call
92 avr_ret_register function instead of RET_REGISTER macro.
93 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
95 2011-03-18 Jason Merrill <jason@redhat.com>
98 * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
100 2011-03-18 Richard Guenther <rguenther@suse.de>
102 * doc/install.texi (--enable-gold): Remove.
103 (--with-plugin-ld): Document.
104 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
106 2011-03-18 Andrew Pinski <pinskia@gmail.com>
109 * expr.c (optimize_bitfield_assignment_op): Revamp to work
110 again after expansion changes.
112 2011-03-18 Chung-Lin Tang <cltang@codesourcery.com>
114 * combine.c (try_combine): Do simplification only call of
115 subst() on i2 even when i1 is present. Update comments.
117 2011-03-18 Kaz Kojima <kkojima@gcc.gnu.org>
119 * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
120 and UNSPEC_PCREL_SYMOFF.
122 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
124 * config/s390/s390.md: Use define_c_enum for the unspec constant
127 2011-03-18 Richard Henderson <rth@redhat.com>
128 Jakub Jelinek <jakub@redhat.com>
131 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
132 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
134 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
137 * combine.c (cant_combine_insn_p): Don't check zero/sign
138 extended hard registers.
140 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
143 * combine.c (cant_combine_insn_p): Check zero/sign extended
146 2011-03-17 Anatoly Sokolov <aesok@post.ru>
148 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
149 * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
150 * config/v850/v850.c (v850_output_addr_const_extra): Make static.
151 Change return type to bool.
152 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
154 2011-03-17 Jakub Jelinek <jakub@redhat.com>
157 * var-tracking.c (prepare_call_arguments): If CALL target
158 is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
159 pc instead of looking it up using cselib_lookup and use
160 Pmode for it if x has VOIDmode.
161 * dwarf2out.c (gen_subprogram_die): If also both first and
162 second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
165 * function.c (assign_parms): For data.passed_pointer parms
166 use MEM of data.entry_parm instead of data.entry_parm itself
167 as DECL_INCOMING_RTL.
168 * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
169 also when passed and declared mode is the same, DECL_RTL
170 is a MEM with pseudo as address and DECL_INCOMING_RTL is
173 2011-03-16 Jeff Law <law@redhat.com>
175 PR rtl-optimization/37273
176 * ira-costs.c (scan_one_insn): Detect constants living in memory and
177 handle them like argument loads from stack slots. Do not double
178 count memory for memory constants and argument loads from stack slots.
180 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
183 * var-tracking.c (prepare_call_arguments): Check SUBREG.
185 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
188 * config/i386/i386.opt: Add Save to -mavx and -mfma.
190 2011-03-17 Jakub Jelinek <jakub@redhat.com>
193 * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
195 (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
196 Clear call_arg_locations and call_arg_loc_last always.
199 * var-tracking.c (prepare_call_arguments): If argument needs to be
200 passed by reference, adjust argtype and mode.
202 2011-03-17 Richard Guenther <rguenther@suse.de>
205 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
206 a value make sure to fold the statement.
208 2011-03-17 Chung-Lin Tang <cltang@codesourcery.com>
211 * config/arm/arm.c (arm_get_frame_offsets): Adjust early
212 return condition with !cfun->calls_alloca.
214 2011-03-17 Richard Guenther <rguenther@suse.de>
217 * lto-cgraph.c (input_overwrite_node): Clear the abstract
218 origin for decls in other ltrans units.
219 (input_varpool_node): Likewise.
221 2011-03-17 Richard Guenther <rguenther@suse.de>
224 * tree-object-size.c (compute_object_offset): Properly return
225 the offset operand of MEM_REFs as sizetype.
227 2011-03-17 Jakub Jelinek <jakub@redhat.com>
229 PR rtl-optimization/48141
230 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
231 * dse.c: Include params.h.
232 (active_local_stores_len): New variable.
233 (add_wild_read, dse_step1): Clear it when setting active_local_stores
235 (record_store, check_mem_read_rtx): Decrease it when removing
237 (scan_insn): Likewise. Increase it when adding to chain, if it
238 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
239 set active_local_stores to NULL before the addition.
240 * Makefile.in (dse.o): Depend on $(PARAMS_H).
242 PR rtl-optimization/48141
243 * dse.c (record_store): If no positions are needed in an insn
244 that cannot be deleted, at least unchain it from active_local_stores.
246 2011-03-16 Dodji Seketeli <dodji@redhat.com>
249 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
250 (lookup_type_die_strip_naming_typedef): ... here.
251 (get_context_die): Use it.
252 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
253 the anonymous struct named by the naming typedef.
255 2011-03-16 H.J. Lu <hongjiu.lu@intel.com>
258 * config/i386/i386.c (ix86_builtin_vectorized_function): Check
259 TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
261 2011-03-16 Jeff Law <law@redhat.com>
263 * tree-vrp.c (identify_jump_threads): Slightly simplify type
264 check for operands of conditional. Allow type to be a pointer.
266 2011-03-16 Richard Guenther <rguenther@suse.de>
268 PR tree-optimization/48149
269 * fold-const.c (fold_binary_loc): Fold
270 COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
272 2011-03-16 Richard Guenther <rguenther@suse.de>
274 PR tree-optimization/26134
275 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
276 complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
277 (non_rewritable_mem_ref_base): Handle complex type component
278 accesses, constrain offsets for vector and complex extracts
281 2011-03-16 Richard Guenther <rguenther@suse.de>
283 PR tree-optimization/48146
284 * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
285 operands avoiding the need for renaming.
287 2011-03-16 Richard Guenther <rguenther@suse.de>
289 * gimple-fold.c (maybe_fold_reference): Open-code relevant
290 constant folding. Move MEM_REF canonicalization first.
291 Rely on fold_const_aggregate_ref for initializer folding.
292 * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
294 2011-03-16 Jakub Jelinek <jakub@redhat.com>
297 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
298 arg0/arg1 or their arguments are always fold converted to matching
301 * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
304 2011-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
307 * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
309 (ld_vers): Extract binutils version for gold.
310 (gcc_cv_ld_hidden): Handle gold here.
311 (gcc_cv_lto_plugin): Determine level of linker plugin support.
312 * configure: Regenerate.
313 * config.in: Regenerate.
314 * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
315 -fuse-linker-plugin otherwise.
316 (LINK_PLUGIN_SPEC): Define. Extract from LINK_COMMAND_SPEC.
317 (LINK_COMMAND_SPEC): Use it.
318 (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
320 2011-03-16 Jakub Jelinek <jakub@redhat.com>
322 * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
323 * calls.c: Remove debug.h include.
324 (emit_call_1): Don't call virtual_call_token debug hook.
325 * dwarf2out.c (debug_dcall_section, debug_vcall_section,
326 dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
327 vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
328 size_of_dcall_table, output_dcall_table, size_of_vcall_table,
329 output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
330 vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
331 dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
332 dwarf2out_virtual_call): Remove.
333 (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
334 copy_call_info and virtual_call hooks.
335 (dwarf2out_init): Don't initialize vcall_insn_table,
336 debug_dcall_section and debug_vcall_section.
337 (prune_unused_types): Don't mark nodes from dcall_table.
338 (dwarf2out_finish): Don't output dcall or vcall tables.
339 * final.c (final_scan_insn): Don't call direct_call or
340 virtual_call debug hooks.
341 * debug.h (struct gcc_debug_hooks): Remove direct_call,
342 virtual_call_token, copy_call_info and virtual_call hooks.
343 (debug_nothing_uid): Remove prototype.
344 * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
345 copy_call_info and virtual_call hooks.
346 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
347 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
348 * debug.c (do_nothing_debug_hooks): Likewise.
349 (debug_nothing_uid): Remove.
350 * doc/invoke.texi (-fenable-icf-debug): Remove.
351 * common.opt (-fenable-icf-debug): Likewise.
353 * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
354 * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
355 call's MEM. Handle functions returning aggregate through a hidden
356 first pointer. For virtual calls add clobbered pc to call arguments
358 * dwarf2out.c (gen_subprogram_die): Emit
359 DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
363 * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
364 * rtl.h (ENTRY_VALUE_EXP): Define.
365 * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
366 * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
367 * print-rtl.c (print_rtx): Likewise.
368 * gengtype.c (adjust_field_rtx_def): Likewise.
369 * var-tracking.c (vt_add_function_parameter): Adjust
370 gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
371 * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
372 * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
373 partition is a default definition of a PARM_DECL, use ENTRY_VALUE
374 of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
376 * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
377 Call var_location debug hook even on CALL_INSNs.
378 (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
379 * rtl.def (ENTRY_VALUE): New.
380 * dwarf2out.c: Include cfglayout.h.
381 (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
382 output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
383 (struct call_arg_loc_node): New type.
384 (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
385 tail_call_site_count): New variables.
386 (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
387 DW_TAG_GNU_call_site_parameter.
388 (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
389 DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
390 DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
391 DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
392 and DW_AT_GNU_all_source_call_sites.
393 (mem_loc_descriptor): Handle ENTRY_VALUE.
394 (add_src_coords_attributes): Don't add enything if
395 DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
396 (dwarf2out_abstract_function): Save and clear call_arg_location,
397 call_site_count and tail_call_site_count around dwarf2out_decl call.
398 (gen_call_site_die): New function.
399 (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
400 (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
401 (dwarf2out_function_decl): Clear call_arg_locations,
402 call_arg_loc_last, set call_site_count and tail_call_site_count
403 to -1 and free block_map.
404 (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
405 CALL_INSNs. Add NOTE_DURING_CALL_P var location notes even when not
406 followed by any real instructions.
407 (dwarf2out_begin_function): Set call_site_count and
408 tail_call_site_count to 0.
409 (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
410 is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
411 attempt to force a DIE for it and worst case remove the attribute.
412 (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
413 check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
415 * var-tracking.c: Include tm_p.h.
416 (vt_stack_adjustments): For calls call note_register_arguments.
417 (argument_reg_set): New variable.
418 (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
419 ensure the VALUE is resolved.
420 (call_arguments): New variable.
421 (prepare_call_arguments): New function.
422 (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
423 (struct expand_loc_callback_data): Add ignore_cur_loc field.
424 (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
425 always use the best expression.
426 (vt_expand_loc): Add ignore_cur_loc argument.
427 (vt_expand_loc_dummy): Clear ignore_cur_loc field.
428 (emit_note_insn_var_location): Adjust vt_expand_loc callers.
429 (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
431 (vt_add_function_parameter): Use cselib_lookup_from_insn.
432 If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
433 argument. Don't call cselib_preserve_only_values and
435 (note_register_arguments): New function.
436 (vt_initialize): Compute argument_reg_set. Call
437 vt_add_function_parameters before processing basic blocks instead of
438 afterwards. For calls call prepare_call_arguments before calling
440 * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
441 * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
442 (var-tracking.o): Depend on $(TM_P_H).
443 * cfglayout.h (insn_scope): New prototype.
444 * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
445 * cfglayout.c (insn_scope): No longer static.
446 * insn-notes.def (CALL_ARG_LOCATION): New.
447 * calls.c (expand_call, emit_library_call_value_1): Put USEs for
448 MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
449 * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
450 nothing for DECL_EXTERNAL BLOCK_VARS.
452 2011-03-16 Alan Modra <amodra@gmail.com>
455 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
456 create invalid offset address for vsx splat insn.
457 * config/rs6000/predicates.md (splat_input_operand): New.
458 * config/rs6000/vsx.md (vsx_splat_*): Use it.
460 2011-03-15 Xinliang David Li <davidxl@google.com>
463 * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
464 (normalize_preds): New function.
465 (is_use_properly_guarded): Normalize def predicates.
467 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
470 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
471 in the output template.
473 2011-03-15 Richard Guenther <rguenther@suse.de>
476 * tree-pretty-print.c (dump_function_declaration): Properly
477 dump unprototyped and varargs function types.
479 2011-03-15 Richard Guenther <rguenther@suse.de>
481 PR tree-optimization/13954
482 * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
485 2011-03-15 Richard Guenther <rguenther@suse.de>
487 PR tree-optimization/48037
488 * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
489 selects into BIT_FIELD_REFs.
490 (non_rewritable_mem_ref_base): Check if a MEM_REF is a
493 2011-03-15 Jakub Jelinek <jakub@redhat.com>
495 PR tree-optimization/48129
496 * builtins.c (fold_builtin_snprintf): Convert to type of
497 built_in_decls[BUILT_IN_SNPRINTF] retval instead of
498 implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
500 2011-03-15 Richard Guenther <rguenther@suse.de>
502 PR tree-optimization/41490
503 * tree-ssa-dce.c (propagate_necessity): Handle returns without
505 * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
507 * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
508 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
509 * tree-tailcall.c (find_tail_calls): Ignore returns.
511 2011-03-15 Richard Guenther <rguenther@suse.de>
514 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
515 or variable-indexed array accesses when in gimple form.
517 2011-03-15 Richard Guenther <rguenther@suse.de>
519 * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
521 2011-03-15 Alan Modra <amodra@gmail.com>
524 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
525 presume symbol_refs without a symbol_ref_decl are suitably
526 aligned, nor other trees we may see here. Handle anchor symbols.
527 (legitimate_constant_pool_address_p): Comment. Add mode param.
528 Check cmodel=medium addresses. Adjust all calls.
529 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
530 creating cmodel=medium optimized access to locals.
531 * config/rs6000/constraints.md (R): Pass QImode to
532 legitimate_constant_pool_address_p.
533 * config/rs6000/predicates.md (input_operand): Pass mode to
534 legitimate_constant_pool_address_p.
535 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
538 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
541 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
542 64-bit constants being loaded into registers other than GPRs such
543 as loading 0 into a VSX register.
545 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
547 * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
549 2011-03-14 Jakub Jelinek <jakub@redhat.com>
552 * builtins.c (fold_builtin_snprintf): New function.
553 (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
554 (fold_builtin_4): Likewise.
557 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
558 STRIP_NOPS on arg0 and arg1. When optimizing X +- C == X
559 and C - X == X also strip nops from +/-/p+ operand.
560 When optimizing -X == C, fold C to arg0's type.
563 * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
564 emit it as add_AT_int instead of add_AT_unsigned.
566 2011-03-14 Tom Tromey <tromey@redhat.com>
568 * unwind-dw2.c: Include sys/sdt.h if it exists.
569 (_Unwind_DebugHook): Use STAP_PROBE2.
570 * config.in, configure: Rebuild.
571 * configure.ac: Check for sys/sdt.h.
573 2011-03-14 Uros Bizjak <ubizjak@gmail.com>
575 * config/i386/i386.md (ROUND_FLOOR): New constant.
577 (ROUND_TRUNC): Ditto.
578 (ROUND_MXCSR): Ditto.
579 (ROUND_NO_EXC): Ditto.
580 (rint<mode>2): Use new defines instead of numerical constants.
581 (floor<mode>2): Ditto.
582 (ceil<mode>2): Ditto.
583 (btrunc<mode>2): Ditto.
584 * config/i386/i386-builtin-types.def: Define ROUND function type
586 * config/i386/i386.c (enum ix86_builtins): Add
587 IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
588 (struct builtin_description): Add
589 __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
590 (ix86_expand_sse_round): New static function.
591 (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
593 (ix86_builtin_vectorized_function): Handle
594 BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
596 2011-03-14 Tom Tromey <tromey@redhat.com>
598 * c-parser.c (c_parser_asm_string_literal): Clear
599 warn_overlength_strings.
601 2011-03-14 Tom Tromey <tromey@redhat.com>
603 * c-parser.c (disable_extension_diagnostics): Save
604 warn_overlength_strings.
605 (restore_extension_diagnostics): Restore warn_overlength_strings.
607 2011-03-14 Jakub Jelinek <jakub@redhat.com>
609 * BASE-VER: Change to 4.7.0.
611 2011-03-14 Richard Guenther <rguenther@suse.de>
614 * tree.c (build_vector_from_val): Adjust assert to requirements
617 2011-03-14 Jakub Jelinek <jakub@redhat.com>
620 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
622 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
624 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
625 terms of target_flags_explicit. Adjust copyright year.
627 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
628 * config/rs6000/t-freebsd: New file. Add override for
631 2011-03-13 Chris Demetriou <cgd@google.com>
633 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
634 (-fno-diagnostics-show-option): this, to reflect current default.
635 (-Werror=): Update text about -fno-diagnostics-show-option.
637 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
640 * config/rs6000/predicates.md (easy_vector_constant_add_self,
641 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
642 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
643 mode is not V2DImode or V2DFmode.
644 (vspltis_constant): Do not handle V2DImode and V2DFmode.
645 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
646 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
648 (movdi_internal64): Likewise.
650 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
652 PR tree-optimization/47127
653 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
655 (set_cloog_options): Same.
656 (scop_to_clast): Same.
657 (print_clast_stmt): Do not call cloog_state_malloc and
659 (print_generated_program): Same.
661 * graphite-clast-to-gimple.h (cloog_state): Declared.
662 (scop_to_clast): Adjust declaration.
663 * graphite.c (cloog_state): Defined here.
664 (graphite_initialize): Call cloog_state_malloc.
665 (graphite_finalize): Call cloog_state_free.
667 2011-03-11 Jason Merrill <jason@redhat.com>
669 * attribs.c (lookup_attribute_spec): Take const_tree.
672 2011-03-11 Joseph Myers <joseph@codesourcery.com>
674 * config/sparc/sparc.c (sparc_option_override): Use
675 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
677 2011-03-11 Richard Guenther <rguenther@suse.de>
679 PR tree-optimization/48067
680 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
681 multiplication result will be only used once on the target
684 2011-03-11 Richard Guenther <rguenther@suse.de>
686 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
688 2011-03-11 Richard Guenther <rguenther@suse.de>
691 * tree.c (find_decls_types_r): Do not walk types only reachable
692 from IDENTIFIER_NODEs.
694 2011-03-11 Jakub Jelinek <jakub@redhat.com>
697 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
698 all vnode->force_output nodes as needed.
700 2011-03-11 Jason Merrill <jason@redhat.com>
703 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
704 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
706 2011-03-11 Martin Jambor <mjambor@suse.cz>
708 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
711 2011-03-11 Jakub Jelinek <jakub@redhat.com>
713 PR tree-optimization/48063
714 * ipa-inline.c (cgraph_decide_inlining): Don't try to
715 inline functions called once if !tree_can_inline_p (node->callers).
717 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
719 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
721 * config/score/score3.c: Delete.
722 * config/score/score3.h: Delete.
723 * config/score/mul-div.S: Delete.
724 * config/score/sfp-machine.h: Add new file.
725 * config/score/constraints.md: Add new file.
726 * config/score/t-score-softfp: Add new file.
727 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
728 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
729 (score7_extra_constraint): Delete.
730 (score7_option_override): Remove unused code.
731 * config/score/score.c: Remove score3 and score5 define and code.
732 * config/score/score.h: Remove score3 and score5 define and code.
733 * config/score/score.md: Remove score3 template and unusual insn.
734 * config/score/score.opt: Remove score3 and score5 options.
736 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
738 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
739 when _HPUX_SOURCE is defined.
740 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
742 2011-03-10 Jason Merrill <jason@redhat.com>
745 * stor-layout.c (layout_type): Don't set structural equality
746 on arrays of incomplete type.
747 * tree.c (type_hash_eq): Handle comparing them properly.
749 2011-03-10 Jakub Jelinek <jakub@redhat.com>
752 * config/s390/s390.c (s390_delegitimize_address): Make sure the
753 result mode matches original rtl mode.
755 2011-03-10 Nick Clifton <nickc@redhat.com>
757 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
758 (andsi3, andsi3_flags): Fix timings for three operand alternative.
760 2011-03-09 Jakub Jelinek <jakub@redhat.com>
762 PR rtl-optimization/47866
763 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
764 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
765 if target wasn't scalar.
766 * function.c (assign_stack_temp_for_type): Assert that neither
767 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
768 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
770 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
772 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
774 * config/s390/s390-protos.h (s390_label_align): New prototype.
775 * config/s390/s390.c (s390_label_align): New function.
776 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
778 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
781 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
782 V2DI/V2DF constants. Only all 0's or all 1's are easy.
783 (output_vec_const_move): Ditto.
785 2011-03-08 Anatoly Sokolov <aesok@post.ru>
787 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
788 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
789 * config/mips/mips.c (mips_preferred_reload_class): Make static.
790 Change 'rclass' argument and result type to reg_class_t.
791 (TARGET_PREFERRED_RELOAD_CLASS): Define.
793 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
795 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
796 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST,
797 TARGET_MEMORY_MOVE_COST): Define.
798 (avr_register_move_cost, avr_memory_move_cost): New Functions.
800 2011-03-08 Jakub Jelinek <jakub@redhat.com>
803 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
806 PR tree-optimization/48022
807 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
810 2011-03-07 Jakub Jelinek <jakub@redhat.com>
813 * var-tracking.c (find_use_val): Return NULL for
814 cui->sets && cui->store_p BLKmode MEMs.
816 2011-03-07 Anatoly Sokolov <aesok@post.ru>
818 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
820 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
821 xstormy16_print_operand_address): Remove.
822 * config/stormy16/stormy16.c (xstormy16_print_operand,
823 xstormy16_print_operand_address): Make static.
824 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
826 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
829 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
830 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
833 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
836 * cfgloopmanip.c (fix_bb_placements): Return immediately
837 if FROM is BASE_LOOP's header.
839 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
841 * gimplify.c (gimplify_function_tree): Fix building calls
842 to __builtin_return_address.
844 2011-03-07 Alan Modra <amodra@gmail.com>
846 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
847 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
848 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
849 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
851 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
852 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
853 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
854 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
855 * config/rs6000/rs6000.c
856 (rs6000_elf_end_indicate_exec_stack): Rename to..
857 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
858 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
859 (rs6000_file_start): ..here.
860 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
861 file scope variables.
862 (call_ABI_of_interest): New function.
863 (init_cumulative_args): Set above vars when function return value
864 is a float, vector, or small struct.
865 (rs6000_function_arg_advance_1): Likewise for function args.
866 (rs6000_va_start): Set rs6000_passes_float if variable arg function
867 references float args.
869 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
871 * doc/cfg.texi: Remove "See" before @ref.
872 * doc/invoke.texi: Likewise.
874 2011-03-05 Jason Merrill <jason@redhat.com>
876 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
878 2011-03-05 Anthony Green <green@moxielogic.com>
880 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
882 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
884 PR rtl-optimization/47899
885 * cfgloopmanip.c (fix_bb_placements): Fix first argument
886 to flow_loop_nested_p when moving the loop upward.
888 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
891 * arm.md (movhi_insn_arch4): Accept any immediate constant.
893 2011-03-05 Jakub Jelinek <jakub@redhat.com>
895 PR tree-optimization/47967
896 * ipa-cp.c (build_const_val): Return NULL instead of creating
897 VIEW_CONVERT_EXPR for mismatching sizes.
898 (ipcp_create_replace_map): Return NULL if build_const_val failed.
899 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
900 give up on versioning.
902 2011-03-05 Alan Modra <amodra@gmail.com>
905 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
906 full cmodel medium/large lo_sum + high addresses.
908 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
910 * config/s390/s390.c (s390_decompose_address): Reject non-literal
911 pool references in UNSPEC_LTREL_OFFSET.
913 2011-03-04 Jan Hubicka <jh@suse.cz>
916 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
917 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
918 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
920 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
921 cgraph_add_thunk): Add node pointers.
922 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
923 associated to right node.
924 (input_node): Update use of cgraph_same_body_alias
925 and cgraph_add_thunk.
927 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
929 * config/i386/i386.opt (mprefer-avx128): New flag.
930 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
931 modes when the flag -mprefer-avx128 is on.
933 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
935 * dwarf2out.c (compare_loc_operands): Fix address handling.
937 2011-03-04 Alan Modra <amodra@gmail.com>
939 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
941 2011-03-04 Richard Guenther <rguenther@suse.de>
944 * expmed.c (extract_bit_field_1): Prefer vector modes that
945 vec_extract patterns can handle.
947 2011-03-04 Richard Guenther <rguenther@suse.de>
950 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
952 2011-03-04 Richard Henderson <rth@redhat.com>
954 * explow.c (emit_stack_save): Remove 'after' parameter.
955 (emit_stack_restore): Likewise.
956 * expr.h: Update to match.
957 * builtins.c, calls.c, stmt.c: Likewise.
958 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
959 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
960 * function.c (expand_function_end): Insert the emit_stack_save
961 sequence before parm_birth_insn instead of after.
963 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
965 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
966 (ssse3_pmaddubsw128): Ditto.
967 (ssse3_pmaddubsw): Ditto.
969 2011-03-03 Steve Ellcey <sje@cup.hp.com>
971 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
973 2011-03-03 Jakub Jelinek <jakub@redhat.com>
976 * gimplify.c (omp_add_variable): Only call omp_notice_variable
977 on TYPE_SIZE_UNIT if it is a DECL.
980 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
981 first operand is not is_gimple_mem_ref_addr, try to fold it.
982 If the operand still isn't is_gimple_mem_ref_addr, clear
985 2011-03-03 Richard Guenther <rguenther@suse.de>
988 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
990 (refs_may_alias_p_1): For release branches return true if
991 we are confused by our input.
993 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
995 * config/s390/s390.c (s390_function_value): Rename to ...
996 (s390_function_and_libcall_value): ... this.
997 (s390_function_value): New function.
998 (s390_libcall_value): New function.
999 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
1000 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
1001 target macro definitions.
1002 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
1004 2011-03-02 Joseph Myers <joseph@codesourcery.com>
1006 * config/i386/freebsd64.h (CC1_SPEC): Define.
1007 * config/i386/linux64.h (CC1_SPEC): Define.
1008 * config/i386/x86-64.h (CC1_SPEC): Don't define.
1010 2011-03-02 Anatoly Sokolov <aesok@post.ru>
1012 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1014 * config/stormy16/stormy16.c: Include reload.h.
1015 (xstormy16_memory_move_cost): New function.
1016 (TARGET_MEMORY_MOVE_COST): Define.
1018 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
1020 PR rtl-optimization/47925
1021 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
1022 with side effects. Remove the more-specific check for volatile asms.
1024 2011-03-02 Alan Modra <amodra@gmail.com>
1027 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
1028 toc relative addresses for valid offsets.
1030 2011-03-01 Richard Guenther <rguenther@suse.de>
1032 PR tree-optimization/47890
1033 * tree-vect-loop.c (get_initial_def_for_induction): Set
1034 related stmt properly.
1036 2011-03-01 Richard Guenther <rguenther@suse.de>
1039 * lto-streamer.c (lto_record_common_node): Also register
1042 2011-03-01 Richard Guenther <rguenther@suse.de>
1045 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1046 Do not stream DECL_ABSTRACT_ORIGIN.
1047 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1048 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1049 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1050 Do not stream DECL_ABSTRACT_ORIGIN.
1051 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1052 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1054 2011-02-28 Anatoly Sokolov <aesok@post.ru>
1056 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
1057 FUNCTION_VALUE_REGNO_P): Remove.
1058 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
1059 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
1060 Add 'outgoing' argument.
1061 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
1063 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1064 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1066 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
1069 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
1070 (lookup_filename): Likewise.
1071 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
1073 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
1074 Jakub Jelinek <jakub@redhat.com>
1077 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
1078 (assign_stack_local_1): Change last argument type to int.
1079 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
1080 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
1081 don't record padding space into frame_space_list nor use those areas.
1082 (assign_stack_local): Adjust caller.
1083 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
1084 of assign_stack_local, pass 0 as last argument.
1085 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
1088 2011-02-28 Jakub Jelinek <jakub@redhat.com>
1091 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
1092 Use target address_mode and pointer_mode hooks instead of hardcoded
1093 Pmode and ptr_mode. Handle some simple cases of extending if
1094 POINTERS_EXTEND_UNSIGNED < 0.
1095 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
1096 Call convert_debug_memory_address.
1097 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
1098 convert_debug_memory_address.
1101 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
1102 * configure: Regenerated.
1103 * config.in: Regenerated.
1104 * varasm.c (default_function_section): Return NULL
1105 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
1107 2011-02-28 Martin Jambor <mjambor@suse.cz>
1109 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
1110 the description to match the printed values.
1112 2011-02-28 Richard Guenther <rguenther@suse.de>
1114 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
1115 of the copied scope tree.
1117 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1119 * doc/extend.texi (Function Attributes): Avoid deeply (and
1120 wrongly) nested tables.
1122 2011-02-27 Jakub Jelinek <jakub@redhat.com>
1125 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
1126 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
1127 r isn't op0 nor op1.
1129 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1131 * config/avr/avr.md: Remove magic comment for emacs.
1133 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1136 * config/avr/avr.c (avr_option_override): Use error on bad options.
1137 (avr_help): New function.
1138 (TARGET_HELP): Define.
1140 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
1143 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
1144 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
1146 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1148 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
1149 (ARM Options): Ditto.
1150 (i386 and x86-64 Options): Ditto.
1151 (RX Options): Ditto.
1152 (SPARC Options): Ditto.
1154 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
1156 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
1157 FreeBSD 6 and later. Generally use cpu generic.
1159 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1161 * doc/cpp.texi: Update copyright years.
1163 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
1166 * config/lm32/lm32.md (ashrsi3): Added needed variable.
1168 2011-02-25 Jon Beniston <jon@beniston.com>
1171 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
1172 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
1173 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
1174 (lm32_block_move_inline): Add type cast to remove warning.
1175 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
1176 (gen_int_relational): Move declarations to start of function.
1178 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
1180 PR tree-optimization/45470
1181 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
1182 can throw internally only.
1183 * tree-vect-stmts.c (vectorizable_call): Likewise.
1185 2011-02-24 Anatoly Sokolov <aesok@post.ru>
1187 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
1188 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1189 * config/stormy16/stormy16-protos.h
1190 (xstormy16_preferred_reload_class): Remove.
1191 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
1192 static. Change 'rclass' argument and return type to reg_class_t.
1193 (TARGET_PREFERRED_RELOAD_CLASS,
1194 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1196 2011-02-24 Richard Guenther <rguenther@suse.de>
1198 * lto-streamer-in.c (input_bb): Do not find referenced vars
1199 in debug statements.
1201 2011-02-23 Jason Merrill <jason@redhat.com>
1203 * common.opt (fabi-version): Document v5 and v6.
1205 2011-02-23 Richard Guenther <rguenther@suse.de>
1207 PR tree-optimization/47849
1208 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
1210 2011-02-23 Jie Zhang <jie@codesourcery.com>
1212 * opts-common.c (decode_cmdline_option): Print empty string
1213 argument as "" in decoded->orig_option_with_args_text.
1214 * gcc.c (execute): Print empty string argument as ""
1215 in the verbose output.
1216 (do_spec_1): Keep empty string argument.
1218 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
1220 * config.gcc: Declare score-* and crx-* obsolete.
1222 2011-02-23 Jie Zhang <jie@codesourcery.com>
1224 PR rtl-optimization/47763
1225 * web.c (web_main): Ignore naked clobber when replacing register.
1227 2011-02-22 Anatoly Sokolov <aesok@post.ru>
1229 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
1232 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
1235 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
1237 2011-02-22 Mike Stump <mikestump@comcast.net>
1239 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
1241 * configure: Regenerate.
1243 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
1245 PR rtl-optimization/46002
1246 * ira-color.c (update_copy_costs): Change class intersection
1247 test to reg_class_contents[] test of 'hard_regno'.
1249 2011-02-21 Joseph Myers <joseph@codesourcery.com>
1251 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
1253 * config/hpux11.opt (mt): Likewise.
1254 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
1255 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
1256 * config/vax/elf.opt (mno-asm-pic): Likewise.
1257 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
1259 2011-02-21 Mike Stump <mikestump@comcast.net>
1262 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
1263 tree so we can get save the type.
1264 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
1265 for CFString instead of trying to use past the end of the builtins.
1266 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
1267 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
1268 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
1269 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
1270 Rename to darwin_builtin_cfstring.
1271 (darwin_init_cfstring_builtins): Return the built type.
1273 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
1276 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
1277 (_mm256_insert_epi64): Use _mm_insert_epi64.
1279 2011-02-21 Anatoly Sokolov <aesok@post.ru>
1281 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1282 * config/stormy16/stormy16-protos.h
1283 (xstormy16_mode_dependent_address_p): Remove.
1284 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
1285 Make static. Change return type to bool. Change argument type to
1286 const_rtx. Remove dead code.
1287 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1289 2011-02-21 Richard Guenther <rguenther@suse.de>
1292 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1293 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1294 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
1296 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1297 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1299 2011-02-20 Richard Guenther <rguenther@suse.de>
1302 * tree.c (free_lang_data_in_decl): Clean builtins from
1303 the TU decl BLOCK_VARS.
1305 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
1309 * haifa-sched.c (fix_tick_ready): Skip tick computation
1312 2011-02-19 Richard Guenther <rguenther@suse.de>
1315 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
1316 Remove lazy BLOCK_VARS streaming.
1317 (lto_input_ts_block_tree_pointers): Likewise.
1318 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
1320 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1322 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
1324 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1326 * config/i386/biarch32.h, config/i386/mach.h,
1327 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
1329 2011-02-19 Jakub Jelinek <jakub@redhat.com>
1332 * config/i386/i386.md (peephole2 for shift and plus): Use
1333 operands[1] original mode in the first insn.
1335 2011-02-18 Mike Stump <mikestump@comcast.net>
1337 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
1339 2011-02-18 Jan Hubicka <jh@suse.cz>
1342 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
1343 to zero when the function is not inlinable at all.
1345 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1347 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
1348 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1349 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
1350 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
1351 * config/pa/t-pa64: Likewise.
1352 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
1354 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1357 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
1359 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1362 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
1364 2011-02-18 Anatoly Sokolov <aesok@post.ru>
1366 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
1367 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
1368 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
1369 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
1370 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
1371 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
1372 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
1373 m32r_load_postinc_p, m32r_store_preinc_predec_p,
1374 m32r_legitimate_address_p): New functions.
1375 * config/m32r/constraints.md (constraint "S"): Don't use
1376 STORE_PREINC_PREDEC_P.
1377 (constraint "U"): Don't use LOAD_POSTINC_P.
1379 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
1381 PR rtl-optimization/46178
1382 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
1383 compute ira_hard_regno_cover_class[].
1385 2011-02-18 Richard Guenther <rguenther@suse.de>
1388 * lto-streamer.h (lto_global_var_decls): Declare.
1389 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
1390 statics for global var processing.
1392 2011-02-18 Richard Guenther <rguenther@suse.de>
1394 PR tree-optimization/47737
1395 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
1396 edge dominance check.
1398 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1401 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
1402 avoid invalid rtx sharing.
1404 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
1406 * doc/cpp.texi (Obsolete Features): Add background on the
1407 origin of assertions.
1409 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
1411 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
1413 * config/darwin.c (output_objc_section_asm_op): Added support for
1415 (is_objc_metadata): New.
1416 (darwin_objc2_section): New.
1417 (darwin_objc1_section): New.
1418 (machopic_select_section): Added support for ABI v1 and v2.
1419 (darwin_emit_objc_zeroed): New.
1420 (darwin_output_aligned_bss): Detect objc metadata and treat it
1422 (darwin_asm_output_aligned_decl_common): Same.
1423 (darwin_asm_output_aligned_decl_local): Same.
1424 * config/darwin-sections.def: Updated for ABI v1 and v2.
1425 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
1426 compiling Objective-C code for the NeXT runtime, default to using
1427 ABI version 0 for 32-bit, and version 2 for 64-bit.
1429 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1431 * common.opt (optimize_fast): New Variable.
1432 * opts.c (default_options_optimization): Use opts->x_optimize_fast
1433 instead of local variable ofast.
1435 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
1437 * doc/invoke.texi (fobjc-abi-version): Documented.
1438 (fobjc-nilcheck): Documented.
1439 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
1442 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1445 * common.opt (export-dynamic): New Driver option.
1446 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
1448 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1450 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
1452 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
1453 Jan Hubicka <jh@suse.cz>
1457 * cfgexpand.c (account_used_vars_for_block): Remove.
1458 (estimated_stack_frame_size): Use referenced vars.
1459 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
1460 that were referenced in the original function. Test src_fn
1461 rather than cfun. Drop redundant get_var_ann.
1462 (setup_one_parameter): Drop redundant get_var_ann.
1463 (declare_return_variable): Likewise.
1464 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
1465 (copy_arguments_for_versioning): Drop redundant get_var_ann.
1466 * ipa-inline.c (compute_inline_parameters): Do not compute
1467 disregard_inline_limits here.
1468 (compute_inlinable_for_current, pass_inlinable): New.
1469 (pass_inline_parameters): Require PROP_referenced_vars.
1470 * cgraphunit.c (cgraph_process_new_functions): Don't run
1471 compute_inline_parameters explicitly unless function is in SSA form.
1472 (cgraph_analyze_function): Set .disregard_inline_limits.
1473 * tree-sra.c (convert_callers): Compute inliner parameters
1474 only for functions already in SSA form.
1476 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1478 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
1479 -mlittle-endian-data.
1481 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1483 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
1484 -mno-fpu, not -fpu and -no-fpu.
1485 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
1486 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
1488 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
1491 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
1492 input reload with PLUS RTX.
1494 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1496 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
1497 of InverseVar(MDMX).
1499 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1501 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
1504 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1506 * config/mn10300/mn10300.opt (mno-crt0): New.
1508 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1510 * config/m68k/uclinux.opt (static-libc): New Driver option.
1512 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1514 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
1516 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1518 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
1519 %{muser-extend-enabled}.
1521 2011-02-16 Richard Guenther <rguenther@suse.de>
1523 PR tree-optimization/47738
1524 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
1525 the TODO from tree_predictive_commoning.
1527 2011-02-15 Jeff Law <law@redhat.com>
1530 2011-01-25 Jeff Law <law@redhat.com>
1532 PR rtl-optimization/37273
1533 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1534 handle them like argument loads from stack slots. Do not double
1535 count memory for memory constants and argument loads from stack slots.
1537 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1540 * combine.c (cant_combine_insn_p): Revert the last change.
1542 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1545 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
1546 mode for vector constants. Remove code that checks for TImode.
1548 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1552 * cgraph.h (compute_inline_parameters): Return void.
1553 * ipa-inline.c (compute_inline_parameters): Adjust.
1555 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1559 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
1561 * cfgexpand.c (estimated_stack_frame_size): Likewise.
1562 * ipa-inline.c (compute_inline_parameters): Adjust.
1564 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1568 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
1569 Adjust all users. Pass FN to...
1570 * tree-flow-inline.h (first_referenced_var): ... this. Add
1572 * ipa-struct-reorg.c: Adjust.
1573 * tree-dfa.c: Adjust.
1574 * tree-into-ssa.c: Adjust.
1575 * tree-sra.c: Adjust.
1576 * tree-ssa-alias.c: Adjust.
1577 * tree-ssa-live.c: Adjust.
1578 * tree-ssa.c: Adjust.
1579 * tree-ssanames.c: Adjust.
1580 * tree-tailcall.c: Adjust.
1582 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1586 * tree-flow.h (referenced_var_lookup): Add fn parameter.
1588 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
1589 * tree-flow-inline.h: Adjust.
1590 * gimple-pretty-print.c: Adjust.
1591 * tree-into-ssa.c: Adjust.
1592 * tree-ssa.c: Adjust.
1593 * cfgexpand.c: Adjust.
1595 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1597 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
1598 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1599 (EXTRA_CONSTRAINT): Delete.
1600 * config/iq2000/constraints.md: New file.
1601 * config/iq2000/iq2000.md: Include it.
1602 (define_insn ""): Delete.
1603 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
1604 unsupported constraint letters from patterns.
1605 (call_value, call_value_internal1): Likewise.
1606 (call_value_multiple_internal1): Likewise.
1608 2011-02-15 Nick Clifton <nickc@redhat.com>
1610 * config/mn10300/mn10300.c: Include tm-constrs.h.
1611 (struct liw_data): New data structure describing an LIW candidate
1613 (extract_bundle): Use struct liw_data. Allow small integer
1614 operands for some instructions.
1615 (check_liw_constraints): Use struct liw_data. Remove swapped
1616 parameter. Add comments describing the checks. Fix bug when
1617 assigning the source of liw1 to the source of liw2.
1618 (liw_candidate): Delete. Code moved into extract_bundle.
1619 (mn10300_bundle_liw): Use struct liw_data. Check constraints
1621 * config/mn10300/predicates.md (liw_operand): New predicate.
1622 Allows registers and small integer constants.
1623 * config/mn10300/constraints.md (O): New constraint. Accetps
1624 integers in the range -8 to +7 inclusive.
1625 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
1626 for moving a small integer into a register. Give this alternative
1628 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
1629 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
1630 using the J,K,L and M constraints,
1631 (liw): Remove SI mode on second operands to allow for HI and QI
1633 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
1636 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1639 * combine.c (cant_combine_insn_p): Check zero/sign extended
1642 2011-02-15 Richard Guenther <rguenther@suse.de>
1644 PR tree-optimization/47743
1645 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
1646 for a non-type-compatible VN lookup bail out.
1648 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1650 * config/fr30/constraints.md: New file.
1651 * config/fr30/fr30.md: Include it.
1652 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
1653 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1654 (EXTRA_CONSTRAINT): Delete.
1656 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1658 * config/frv/constraints.md: New file.
1659 * config/frv/predicates.md: Include it.
1660 * config/frv/frv.c (reg_class_from_letter): Delete.
1661 (frv_option_override): Don't initialize it.
1662 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
1663 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
1664 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
1665 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1666 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
1667 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1668 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
1669 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
1670 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
1671 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
1672 (REG_CLASS_FROM_CONSTRAINT): Delete.
1674 2011-02-15 Jakub Jelinek <jakub@redhat.com>
1677 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
1678 if frame size is 0 in a leaf function.
1680 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1683 * config/alpha/host-osf.c: New file.
1684 * config/alpha/x-osf: New file.
1685 * config.host (alpha*-dec-osf*): Use it.
1687 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1689 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1690 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
1691 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
1692 (rx_mode_dependent_address_p): ...this. Make static. Change argument
1694 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1696 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1698 * config/stormy16/constraints.md: New file.
1699 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
1700 Use satisfies_constraint_Q and satisfies_constraint_R.
1701 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
1703 (xstormy16_legitiamte_address_p): Declare.
1704 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
1705 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1706 (EXTRA_CONSTRAINT): Delete.
1707 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1709 (xstormy16_extra_constraint_p): Delete.
1711 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
1713 PR tree-optimization/46494
1714 * loop-unroll.c (split_edge_and_insert): Adjust comment.
1715 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
1716 (pass_rtl_loop_done): Add TODO_verify_flow.
1717 * fwprop.c (pass_rtl_fwprop): Likewise.
1718 * modulo-sched.c (pass_sms): Likewise.
1719 * tree-ssa-dom.c (pass_dominator): Likewise.
1720 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1721 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
1722 (pass_tree_loop_done): Likewise.
1723 * tree-ssa-pre.c (execute_pre): Likewise.
1724 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1725 * tree-ssa-sink.c (pass_sink_code): Likewise.
1726 * tree-vrp.c (pass_vrp): Likewise.
1728 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1730 * config/v850/constraints.md: New file.
1731 * config/v850/v850.md: Include it.
1732 * config/v850/predicates.md (reg_or_0_operand): Use
1733 satisfies_constraint_G.
1734 (special_symbolref_operand): Use satisfies_constraint_K.
1735 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
1736 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
1737 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
1738 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1739 (EXTRA_CONSTRAINT): Delete.
1740 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
1741 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
1742 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
1744 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1747 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
1750 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1752 * config/mcore/constraints.md: New file.
1753 * config/mcore/mcore.md: Include it.
1754 * config/mcore/mcore.c (reg_class_from_letter): Delete.
1755 * config/mcore/mcore.h (reg_class_from_letter): Delete.
1756 (REG_CLASS_FROM_LETTER): Delete.
1757 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
1758 insn_const_int_ok_for_constraint.
1759 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
1760 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
1761 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1762 (EXTRA_CONSTRAINT): Delete.
1764 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1767 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
1768 (IS_SIGHANDLER): Define.
1769 (sparc64_is_sighandler): New function, split off from
1770 sparc64_fallback_frame_state.
1771 (sparc_is_sighandler): New function, split off from
1772 sparc_fallback_frame_state.
1773 (sparc64_fallback_frame_state): Merge with ...
1774 (sparc_fallback_frame_state): ... this into ...
1775 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
1776 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
1777 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
1778 stack instead of hardcoded offsets.
1780 2011-02-14 Andriy Gapon <avg@freebsd.org>
1783 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
1785 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1787 * configure: Regenerate.
1789 2011-02-12 Joseph Myers <joseph@codesourcery.com>
1792 * gcc.c (asm_options): Correct spec matching --target-help.
1794 2011-02-12 Martin Jambor <mjambor@suse.cz>
1796 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
1797 to gimple call error.
1799 2011-02-12 Mike Stump <mikestump@comcast.net>
1801 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
1802 comments in backslash regions.
1804 2011-02-12 Mike Stump <mikestump@comcast.net>
1805 Jakub Jelinek <jakub@redhat.com>
1806 Iain Sandoe <iains@gcc.gnu.org>
1809 * dwarf2out.c (output_cfa_loc): When required, apply the
1810 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
1811 (output_loc_sequence): Likewise.
1812 (output_loc_operands_raw): Likewise.
1813 (output_loc_sequence_raw): Likewise.
1814 (output_cfa_loc): Likewise.
1815 (output_loc_list): Suppress register number adjustment when
1816 calling output_loc_sequence()
1817 (output_die): Likewise.
1819 2011-02-12 Anatoly Sokolov <aesok@post.ru>
1821 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1823 * config/xtensa/xtensa.c (xtensa_register_move_cost,
1824 xtensa_memory_move_cost): New functions.
1825 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
1827 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
1830 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
1831 in the current directory.
1832 * configure: Rebuilt.
1834 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1836 * config/darwin.c (darwin_override_options): Add a hunk missed
1837 from the commit of r168571. Trim comment line lengths and
1838 correct indents of the preceding block.
1840 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1842 * gcc.c (driver_handle_option): Concatenate the argument to -F with
1845 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1847 * common.opt (nostartfiles): New Driver option.
1849 2011-02-11 Xinliang David Li <davidxl@google.com>
1851 PR tree-optimization/47707
1852 * tree-chrec.c (convert_affine_scev): Keep type precision.
1854 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
1856 PR tree-optimization/47420
1857 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
1859 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
1861 PR rtl-optimization/47614
1862 * rtl.h (check_for_inc_dec): Declare.
1863 * dse.c (check_for_inc_dec): Externalize...
1864 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
1865 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
1867 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1870 * gcc.c (main): Do not compile inputs if there were errors in
1872 * opts-common.c (read_cmdline_option): Check for wrong language
1873 after other error checks.
1875 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
1877 * cgraph.c: Fix comment typos.
1878 * cgraph.h: Likewise.
1879 * cgraphunit.c: Likewise.
1880 * ipa-cp.c: Likewise.
1881 * ipa-inline.c: Likewise.
1882 * ipa-prop.c: Likewise.
1883 * ipa-pure-const.c: Likewise.
1884 * ipa-ref.c: Likewise.
1885 * ipa-reference.c: Likewise.
1887 2011-02-11 Jakub Jelinek <jakub@redhat.com>
1890 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
1892 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1895 * doc/sourcebuild.texi (Require Support): Document
1896 dg-require-ascii-locale.
1898 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
1900 * doc/lto.texi (Write summary): Fix missing parentheses.
1902 2011-02-10 DJ Delorie <dj@redhat.com>
1904 * config/m32c/m32c.c (m32c_option_override): Disable
1905 -fcombine-stack-adjustments until flag value tracking and compare
1906 optimization can be rewritten.
1908 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
1910 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
1912 (PROCESSOR_DEFAULT64): Likewise.
1914 2011-02-10 Richard Henderson <rth@redhat.com>
1916 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
1917 change from 2011-02-03.
1918 * config/rx/rx.c (flags_from_code): Likewise.
1919 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
1920 is valid, n/pz otherwise.
1921 (rx_select_cc_mode): Return CCmode if Y is not zero.
1923 2011-02-10 Richard Guenther <rguenther@suse.de>
1925 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
1927 2011-02-10 Richard Guenther <rguenther@suse.de>
1929 PR tree-optimization/47677
1930 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
1932 2011-02-10 Jakub Jelinek <jakub@redhat.com>
1935 * combine.c (make_compound_operation): Only change shifts into
1936 multiplication for SCALAR_INT_MODE_P.
1938 2011-02-10 Jie Zhang <jie@codesourcery.com>
1942 2011-02-05 Jie Zhang <jie@codesourcery.com>
1944 * web.c (entry_register): Don't clobber the number of the
1945 first uninitialized reference in used[].
1947 2011-02-09 Richard Guenther <rguenther@suse.de>
1949 PR tree-optimization/47664
1950 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
1953 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
1957 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
1959 (PROCESSOR_DEFAULT64): Same.
1960 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
1962 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1964 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
1966 2011-02-09 Martin Jambor <mjambor@suse.cz>
1969 * tree-sra.c (struct access): New flags grp_scalar_read and
1970 grp_scalar_write. Changed description of assignment read and write
1972 (dump_access): Dump new flags, reorder all of them.
1973 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
1974 to detect multiple scalar reads.
1975 (analyze_access_subtree): Use the new scalar read write flags instead
1976 of the old flags. Adjusted comments.
1978 2011-02-08 DJ Delorie <dj@redhat.com>
1981 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
1984 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1986 * config/m68k/uclinux.opt: New.
1987 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
1989 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1991 * config/cris/elf.opt (sim): New Driver option.
1993 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1995 * config/xtensa/elf.opt: New.
1996 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
1998 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2000 * config/vax/elf.opt: New.
2001 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
2003 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2005 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
2007 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2009 * config/gnu-user.opt: New.
2010 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
2011 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
2012 *-*-uclinux*): Use gnu-user.opt.
2014 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
2016 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
2017 * config/i386/gnu.h (CPP_SPEC): Likewise.
2019 2011-02-08 Ian Lance Taylor <iant@google.com>
2021 * common.opt (fcx-limited-range): Add SetByCombined flag.
2022 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
2023 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
2024 (fassociative-math, freciprocal-math): Likewise.
2025 (funsafe-math-optimizations): Likewise.
2026 * opth-gen.awk: Handle SetByCombined.
2027 * optc-gen.awk: Likewise.
2028 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
2029 (set_unsafe_math_optimizations_flags): Likewise.
2030 * doc/options.texi (Option properties): Document SetByCombined.
2032 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2034 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
2035 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
2036 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
2037 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
2038 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
2040 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
2042 PR tree-optimization/46834
2043 PR tree-optimization/46994
2044 PR tree-optimization/46995
2045 * graphite-sese-to-poly.c (used_outside_reduction): New.
2046 (detect_commutative_reduction): Call used_outside_reduction.
2047 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
2048 translate_scalar_reduction_to_array only when at least one
2049 loop-phi/close-phi tuple has been detected.
2051 2011-02-08 Richard Guenther <rguenther@suse.de>
2054 * tree-vect-generic.c (expand_vector_operations_1): Update
2056 (expand_vector_operations): ... not here. Cleanup EH info
2057 and the CFG if required.
2059 2011-02-08 Richard Guenther <rguenther@suse.de>
2061 PR tree-optimization/47641
2062 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
2063 require type compatibility.
2065 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2067 * gimple-low.c (lower_function_body): Don't remove the location of
2068 the return statement here.
2069 (lower_gimple_return): Do it here instead but only if the return
2070 statement is actually used twice.
2072 2011-02-08 Richard Guenther <rguenther@suse.de>
2074 PR tree-optimization/47632
2075 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
2076 unused up_to_stmt parameter, return whether cfg-cleanup is
2077 necessary, remove EH info properly.
2078 (forward_propagate_into_gimple_cond): Adjust caller.
2079 (forward_propagate_into_cond): Likewise.
2080 (forward_propagate_comparison): Likewise.
2081 (tree_ssa_forward_propagate_single_use_vars): Make
2082 forward_propagate_comparison case similar to the two others.
2084 2011-02-08 Nick Clifton <nickc@redhat.com>
2086 * config/mn10300/mn10300.opt (mliw): New command line option.
2087 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
2088 (liw_bundling): New automaton.
2089 (liw): New attribute.
2090 (liw_op): New attribute.
2091 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
2092 (movsi_internal): Add LIW attributes.
2096 (addsi3): Separate register and immediate alternatives.
2101 (lshrsi3): Likewise.
2102 (ashrsi3): Likewise.
2104 * config/mn10300/mn10300.c (liw_op_names): New
2105 (mn10300_print_operand): Handle 'W' operand descriptor.
2106 (extract_bundle): New function.
2107 (check_liw_constraints): New function.
2108 (liw_candidate): New function.
2109 (mn10300_bundle_liw): New function.
2110 (mn10300_reorg): New function.
2111 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2112 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
2113 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
2114 __LIW__ or __NO_LIW__.
2115 * doc/invoke.texi: Describe the -mliw command line option.
2117 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2119 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
2120 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
2121 pthread_mutex_unlock): Remove.
2122 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
2123 * config/pa/t-pa64: Likewise.
2124 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
2125 shared libc if not linking against libpthread.
2126 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2128 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
2131 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
2132 on 10.6 and later to ensure that we always use the unwinder from
2133 the system. Only add -no_compact_unwind when tarteting darwin
2136 2011-02-07 Steve Ellcey <sje@cup.hp.com>
2139 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
2140 (vec_interleave_lowv2sf): Ditto.
2141 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
2142 (vec_extract_oddv2sf): Ditto.
2144 2011-02-07 Mike Stump <mikestump@comcast.net>
2147 Add __ieee_divdc3 entry point.
2148 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
2150 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
2151 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
2152 * config/darwin.c (darwin_rename_builtins): Add.
2153 * config/darwin-protos.h (darwin_rename_builtins): Add.
2155 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2158 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
2161 2011-02-07 Mike Stump <mikestump@comcast.net>
2163 * config/darwin.opt (mmacosx-version-min): Update default OS version.
2165 2011-02-07 Denis Chertykov <chertykov@gmail.com>
2168 * config/avr/libgcc.S (exit): Move .endfunc
2170 2011-02-07 Richard Guenther <rguenther@suse.de>
2172 PR tree-optimization/47615
2173 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
2174 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
2175 (run_scc_vn): Initialize it.
2176 (visit_reference_op_load): Use it.
2177 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
2179 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2181 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
2182 DImode trapping arithmetic libfuncs.
2184 2011-02-07 Richard Guenther <rguenther@suse.de>
2186 PR tree-optimization/47621
2187 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
2189 (execute_update_addresses_taken): ... here. Make it more
2190 conservative in what we accept.
2192 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2194 * config/sparc/freebsd.h (ASM_SPEC): Define.
2195 * config/sparc/vxworks.h (ASM_SPEC): Define.
2197 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2199 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2201 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
2203 * doc/invoke.texi: Remove reference to compiler internals from
2206 * reg-notes.def: Remove REG_VALUE_PROFILE.
2207 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
2209 2011-02-05 Jakub Jelinek <jakub@redhat.com>
2212 * varasm.c (default_section_type_flags): If decl is NULL,
2213 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
2215 2011-02-05 Jie Zhang <jie@codesourcery.com>
2218 * web.c (entry_register): Don't clobber the number of the
2219 first uninitialized reference in used[].
2221 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
2223 PR tree-optimization/46194
2224 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
2225 (build_classic_dist_vector_1): Do not represent classic distance
2226 vectors when the access functions are variating in different loops.
2228 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2230 * config/mips/iris6.opt: New.
2231 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
2233 2011-02-04 Richard Henderson <rth@redhat.com>
2234 Steve Ellcey <sje@cup.hp.com>
2237 * config/ia64/predicates.md (mux1_brcst_element): New.
2238 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
2239 * config/ia64/ia64.c (ia64_unpack_assemble): New.
2240 (ia64_unpack_sign): New.
2241 (ia64_expand_unpack): Rewrite using new routines.
2242 (ia64_expand_widen_sum): Ditto.
2243 (ia64_expand_dot_prod_v8qi): Ditto.
2244 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
2245 routines, add endian check.
2246 (pmpy2_even): Rename from pmpy2_r, add endian check.
2247 (pmpy2_odd): Rename from pmpy2_l, add endian check.
2248 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
2249 (vec_widen_smult_hi_v4hi): Ditto.
2250 (vec_widen_umult_lo_v4hi): Ditto.
2251 (vec_widen_umult_hi_v4hi): Ditto.
2252 (mulv2si3): Change endian checks.
2253 (sdot_prodv4hi): Rewrite with new calls.
2254 (udot_prodv4hi): New.
2255 (vec_pack_ssat_v4hi): Add endian check.
2256 (vec_pack_usat_v4hi): Ditto.
2257 (vec_pack_ssat_v2si): Ditto.
2258 (max1_even): Rename from max1_r, add endian check.
2259 (max1_odd): Rename from max1_l, add endian check.
2260 (*mux1_rev): Format change.
2262 (*mux1_shuf): Ditto.
2264 (*mux1_brcst_v8qi): Use new predicate.
2265 (vec_extract_evenv8qi): Remove endian check.
2266 (vec_extract_oddv8qi): Ditto.
2267 (vec_interleave_lowv4hi): Format change.
2268 (vec_interleave_highv4hi): Ditto.
2269 (mix2_even): Rename from mix2_r, add endian check.
2270 (mix2_odd): Rename from mux2_l, add endian check.
2271 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
2272 (vec_extract_evenodd_helper): Format change.
2273 (vec_extract_evenv4hi): Remove endian check.
2274 (vec_extract_oddv4hi): Remove endian check.
2275 (vec_interleave_lowv2si): Format change.
2276 (vec_interleave_highv2si): Format change.
2277 (vec_initv2si): Remove endian check.
2278 (vecinit_v2si): Add endian check.
2279 (reduc_splus_v2sf): Add endian check.
2280 (reduc_smax_v2sf): Ditto.
2281 (reduc_smin_v2sf): Ditto.
2282 (vec_initv2sf): Remove endian check.
2283 (fpack): Add endian check.
2284 (fswap): Add endian check.
2285 (vec_interleave_highv2sf): Add endian check.
2286 (vec_interleave_lowv2sf): Add endian check.
2287 (fmix_lr): Add endian check.
2288 (vec_setv2sf): Format change.
2289 (*vec_extractv2sf_0_be): Use shift to extract operand.
2290 (*vec_extractv2sf_1_be): New.
2291 (vec_pack_trunc_v4hi): Add endian check.
2292 (vec_pack_trunc_v2si): Format change.
2294 2011-02-04 Jakub Jelinek <jakub@redhat.com>
2297 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
2298 do bb, locus and block comparison and disallow loads if it is not set.
2299 (stmt_is_replaceable_p): New function.
2300 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
2302 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
2303 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
2305 * tree-flow.h (stmt_is_replaceable_p): New prototype.
2307 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2309 * config/rs6000/xilinx.opt: New.
2310 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
2312 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2314 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
2316 2011-02-03 Anatoly Sokolov <aesok@post.ru>
2318 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
2319 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
2320 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
2321 secondary_reload_info, xtensa_secondary_reload): Remove.
2322 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
2323 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
2324 (xtensa_preferred_reload_class): Make static. Change return and
2325 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
2326 Use CONST_DOUBLE_P predicate.
2327 (xtensa_preferred_output_reload_class): New function.
2328 (xtensa_secondary_reload): Make static.
2330 2011-02-03 Joseph Myers <joseph@codesourcery.com>
2332 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
2333 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
2334 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
2336 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2339 * output.h (SECTION_RELRO): Define.
2340 (SECTION_MACH_DEP): Adjust.
2341 (get_variable_section): New prototype.
2342 * varpool.c (varpool_finalize_named_section_flags): New function.
2343 (varpool_assemble_pending_decls): Call it.
2344 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
2345 * cgraphunit.c (cgraph_output_in_order): Call
2346 varpool_finalize_named_section_flags.
2347 * varasm.c (get_section): Allow section flags conflicts between
2348 relro and read-only sections if the section hasn't been declared yet.
2349 Set SECTION_OVERRIDE after diagnosing section type conflict.
2350 (get_variable_section): No longer static.
2351 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
2352 readonly sections that need relocations.
2353 (decl_readonly_section_1): New function.
2354 (decl_readonly_section): Use it.
2357 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
2358 Steve Ellcey <sje@cup.hp.com>
2361 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
2362 if section attribute used.
2364 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2366 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
2367 * config/darwin.c (SECTION_NO_ANCHOR): Define.
2368 (darwin_init_sections): Remove assertion.
2370 2011-02-03 Nick Clifton <nickc@redhat.com>
2372 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
2374 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
2375 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
2376 instead of "n" and "pz".
2377 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
2380 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2383 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
2384 fma, expand FMA_EXPR as fma{,f,l} call.
2387 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
2388 copy them into a unsigned char variable and pass address of it to
2389 lto_output_data_stream.
2392 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
2393 around backend_init_target and lang_dependent_init_target calls.
2394 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
2395 (verify_cgraph_node): Don't call set_cfun here. Use
2396 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
2397 Set error_found for incorrectly represented calls to thunks.
2399 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2402 PR rtl-optimization/43494
2403 * rtl.h (for_each_inc_dec_fn): New type.
2404 (for_each_inc_dec): Declare.
2405 * rtlanal.c (struct for_each_inc_dec_ops): New type.
2406 (for_each_inc_dec_find_inc_dec): New fn.
2407 (for_each_inc_dec_find_mem): New fn.
2408 (for_each_inc_dec): New fn.
2409 * dse.c (struct insn_size): Remove.
2410 (replace_inc_dec, replace_inc_dec_mem): Remove.
2411 (emit_inc_dec_insn_before): New fn.
2412 (check_for_inc_dec): Use it, along with for_each_inc_dec.
2413 (canon_address): Pass mem modes to cselib_lookup.
2414 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
2415 (cselib_lookup_from_insn): Likewise.
2416 (cselib_subst_to_values): Likewise.
2417 * cselib.c (find_slot_memmode): New var.
2418 (cselib_find_slot): New fn. Use it instead of
2419 htab_find_slot_with_hash everywhere.
2420 (entry_and_rtx_equal_p): Use find_slot_memmode.
2421 (autoinc_split): New fn.
2422 (rtx_equal_for_cselib_p): Rename and implement in terms of...
2423 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
2424 Deal with autoinc. Special-case recursion into MEMs.
2425 (cselib_hash_rtx): Likewise.
2426 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
2427 address and MEM modes.
2428 (cselib_subst_to_values): Add memmode, pass it on.
2430 (cselib_lookup): Add memmode argument, pass it on.
2431 (cselib_lookup_from_insn): Add memmode.
2432 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
2433 (struct cselib_record_autoinc_data): New.
2434 (cselib_record_autoinc_cb): New fn.
2435 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
2436 mode to cselib_lookup. Reset autoinced REGs here instead of...
2437 (cselib_process_insn): ... here.
2438 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
2440 (add_uses): Likewise, also to cselib_subst_to_values.
2441 (add_stores): Likewise.
2442 * sched-deps.c (add_insn_mem_dependence): Pass mode to
2443 cselib_subst_to_values.
2444 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
2445 * gcse.c (do_local_cprop): Adjusted.
2446 * postreload.c (reload_cse_simplify_set): Adjusted.
2447 (reload_cse_simplify_operands): Adjusted.
2448 * sel-sched-dump (debug_mem_addr_value): Pass mode.
2450 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2452 PR tree-optimization/45122
2453 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
2454 unsafe assumptions when there's more than one loop exit.
2456 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2459 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
2460 Document using vector double with the load/store builtins, and
2461 that the load/store builtins always use Altivec instructions.
2463 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
2464 to use altivec memory instructions, even on VSX.
2465 (vector_altivec_store_<mode>): Ditto.
2467 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
2470 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2471 V2DF, V2DI support to load/store overloaded builtins.
2473 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
2474 altivec load/store builtins for V2DF/V2DI types.
2476 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
2477 set avoid indexed addresses on power6 if -maltivec.
2478 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
2479 vector_altivec_load/vector_altivec_store builtins.
2480 (altivec_expand_st_builtin): Ditto.
2481 (altivec_expand_builtin): Add VSX memory builtins.
2482 (rs6000_init_builtins): Add V2DI types to internal types.
2483 (altivec_init_builtins): Add support for V2DF/V2DI altivec
2484 load/store builtins.
2485 (rs6000_address_for_altivec): Insure memory address is appropriate
2488 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
2489 vec_vsx_ld and vec_vsx_st.
2490 (vsx_store_<mode>): Ditto.
2492 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
2493 variables to hold long long types for VSX vector memory builtins.
2494 (RS6000_BTI_unsigned_long_long): Ditto.
2495 (long_long_integer_type_internal_node): Ditti.
2496 (long_long_unsigned_type_internal_node): Ditti.
2498 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
2499 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
2500 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
2502 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
2504 (vec_vsx_st): Ditto.
2506 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2508 * config/pa/pa-hpux10.opt: New.
2509 * config/hpux11.opt (pthread): New Driver option.
2510 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
2511 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
2513 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2515 * config/ia64/vms.opt: New.
2516 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
2518 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2521 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
2522 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
2523 generator functions.
2524 (vsx_floatuns<VSi><mode>2): Ditto.
2525 (vsx_fix_trunc<mode><VSi>2): Ditto.
2526 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
2528 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2530 * config/i386/djgpp.opt (posix): New Driver option.
2532 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2534 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
2535 Move to the unsupported targets list.
2537 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
2539 PR rtl-optimization/47525
2540 * df-scan.c: Update copyright years.
2541 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
2542 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
2544 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2546 * config/i386/sysv4.h (TARGET_VERSION): Remove.
2547 (SUBTARGET_RETURN_IN_MEMORY): Remove.
2548 (ASM_OUTPUT_ASCII): Remove.
2549 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
2551 2011-02-02 Jeff Law <law@redhat.com>
2554 * reload.c (find_reloads_address): Handle reg+d address where both
2555 components are invalid by reloading the entire address.
2557 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2558 Richard Guenther <rguenther@suse.de>
2560 PR tree-optimization/40979
2562 * passes.c (init_optimization_passes): After LIM call copy_prop
2563 and DCE to clean up.
2564 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
2566 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2568 PR tree-optimization/47576
2569 PR tree-optimization/47555
2570 * doc/invoke.texi (scev-max-expr-complexity): Documented.
2571 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2572 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
2573 * tree-scalar-evolution.c (follow_ssa_edge): Use
2574 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
2576 2011-02-02 Richard Guenther <rguenther@suse.de>
2578 PR tree-optimization/47566
2579 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
2581 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2585 * tree-inline.c (declare_return_variable): Remove unused caller
2590 * tree-flow-inline.h (clear_is_used, is_used_p): New.
2591 * cfgexpand.c (account_used_vars_for_block): Use them.
2592 * tree-nrv.c (tree_nrv): Likewise.
2593 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
2594 (dump_scope_block): Likewise.
2595 (remove_unused_locals): Likewise.
2599 * tree-inline.c (declare_return_variable): Add result decl to
2600 local decls only once.
2601 * gimple-low.c (record_vars_into): Mark newly-created variables
2604 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2610 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2612 (no_real_insns_p, schedule_block, set_priorities): Drop special
2613 treatment of boundary debug insns.
2614 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2615 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
2616 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2617 (BOUNDARY_DEBUG_INSN_P): Likewise.
2618 (SCHEDULE_DEBUG_INSN_P): Likewise.
2619 * sched-rgn.c (init_ready_list): Drop special treatment of
2620 boundary debug insns.
2621 * final.c (rest_of_clean_state): Clear notes' BB.
2623 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2625 * config/openbsd.opt (assert=): New Driver option.
2627 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2629 * config/i386/nto.opt: New.
2630 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
2632 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2634 * config/i386/netware.opt: New.
2635 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
2637 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2639 * config/interix.opt (posix): New Driver option.
2641 2011-02-01 DJ Delorie <dj@redhat.com>
2643 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
2645 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
2648 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
2650 PR tree-optimization/47561
2651 * toplev.c (process_options): Print the Graphite flags. Add
2652 flag_loop_flatten to the list of options requiring Graphite.
2654 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2656 * config/i386/cygming.opt (posix): New Driver option.
2658 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2660 * config/arm/vxworks.opt: New.
2661 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
2663 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2665 * config/alpha/elf.opt: New.
2666 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
2667 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
2669 2011-02-01 Richard Guenther <rguenther@suse.de>
2671 PR tree-optimization/47559
2672 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
2673 store-motion on references that can throw.
2675 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
2677 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
2678 * tree-pass.h (TDF_CSELIB): New macro.
2679 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
2680 cselib_lookup): Check for it rather than for TDF_DETAILS.
2682 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
2685 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
2688 * opts.c (finish_options): Don't add x_aux_base_name if it is
2691 2011-02-01 Richard Guenther <rguenther@suse.de>
2693 PR tree-optimization/47555
2695 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
2697 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2699 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
2702 * config/lm32/t-lm32: Add multilib for all CPU options.
2704 2011-02-01 Richard Guenther <rguenther@suse.de>
2706 PR tree-optimization/47541
2707 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2708 sure to have a field at offset zero.
2710 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2712 * config/arc/arc.opt (EB, EL): New Driver options.
2714 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2716 * config/alpha/osf5.opt: New.
2717 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
2719 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2721 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
2723 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
2725 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
2727 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
2728 is an alias of -floop-interchange and that it requires the
2729 Graphite infrastructure.
2730 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
2731 flag_loop_interchange based on the value of flag_tree_loop_linear.
2733 2011-01-31 Jakub Jelinek <jakub@redhat.com>
2734 Richard Guenther <rguenther@suse.de>
2736 PR tree-optimization/47538
2737 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
2738 type instead of r1type, except for comparisons. For right
2739 shifts and comparisons punt if there are mismatches in
2740 sizetype vs. non-sizetype types.
2742 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2744 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2747 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2749 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
2751 * configure: Regenerate.
2753 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2755 * configure.ac (gcc_cv_ld_static_option): Define.
2756 (gcc_cv_ld_dynamic_option): Define.
2757 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
2759 (HAVE_LD_STATIC_DYNAMIC): Update message.
2760 (LD_STATIC_OPTION): Define.
2761 (LD_DYNAMIC_OPTION): Define.
2762 * configure: Regenerate.
2763 * config.in: Regenerate.
2764 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
2765 HAVE_LD_STATIC_DYNAMIC]: Use them.
2767 2011-01-31 Nick Clifton <nickc@redhat.com>
2769 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
2770 registers inside interrupt handlers if the handler is not a leaf
2773 2011-01-31 Nick Clifton <nickc@redhat.com>
2775 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
2776 reg_renumber returning an INVALID_REGNUM.
2778 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2781 * doc/install.texi: Document host options discarded when cross
2782 configuring target libraries.
2784 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2787 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2790 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2792 (no_real_insns_p, schedule_block, set_priorities): Drop special
2793 treatment of boundary debug insns.
2794 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2795 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2796 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2797 (BOUNDARY_DEBUG_INSN_P): Likewise.
2798 (SCHEDULE_DEBUG_INSN_P): Likewise.
2799 * sched-rgn.c (init_ready_list): Drop special treatment of
2800 boundary debug insns.
2801 * final.c (rest_of_clean-state): Clear notes' BB.
2803 2011-01-31 Alan Modra <amodra@gmail.com>
2805 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
2806 toc relative expressions as we do in print_operand_address.
2808 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
2810 * doc/extend.texi: Follow spelling conventions.
2811 * doc/invoke.texi: Fix a typo.
2813 2011-01-30 Joseph Myers <joseph@codesourcery.com>
2815 * config/hpux11.opt: New.
2816 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
2817 ia64*-*-hpux*): Use hpux11.opt.
2819 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
2821 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
2824 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2826 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
2829 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2831 * doc/install.texi (Binaries): Remove outdated reference for
2832 Motorola 68HC11/68HC12 downloads.
2834 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2836 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
2839 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
2842 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
2845 2011-01-28 Ahmad Sharif <asharif@google.com>
2847 * value-prof.c (check_counter): Corrected error message.
2849 2011-01-29 Jie Zhang <jie@codesourcery.com>
2851 * config/arm/arm.c (arm_legitimize_reload_address): New.
2852 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
2853 arm_legitimize_reload_address.
2854 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
2856 2011-01-28 Ian Lance Taylor <iant@google.com>
2858 * godump.c (go_define): Ignore macros whose definitions include
2859 two adjacent operands.
2861 2011-01-28 Jakub Jelinek <jakub@redhat.com>
2864 * varasm.c (force_const_mem): Store copy of x in desc->constant
2865 instead of x itself.
2866 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
2867 itself into REG_EQUAL note.
2869 2011-01-28 Joseph Myers <joseph@codesourcery.com>
2871 * config/freebsd.opt (posix, rdynamic): New Driver options.
2873 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2875 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
2877 * configure: Regenerate.
2879 2011-01-27 Joseph Myers <joseph@codesourcery.com>
2881 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
2882 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
2884 2011-01-27 Anatoly Sokolov <aesok@post.ru>
2886 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
2887 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
2888 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
2889 (s390_preferred_reload_class): Make static. Change return and
2890 'rclass' argument type to reg_class_t.
2892 2011-01-27 Jan Hubicka <jh@suse.cz>
2895 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
2896 (process_function_and_variable_attributes): Check defined weakrefs.
2898 2011-01-27 Martin Jambor <mjambor@suse.cz>
2900 PR tree-optimization/47228
2901 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
2902 build_ref_for_offset.
2904 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2906 * config/spu/spu-elf.h (ASM_SPEC): Remove.
2908 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
2910 PR rtl-optimization/46856
2911 * postreload.c (reload_combine_recognize_const_pattern): Do not
2912 separate cc0 setter and user on cc0 targets.
2914 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
2917 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
2918 passed a VOID_TYPE expression, immediately emit an error and
2919 return error_mark_node.
2921 2011-01-26 Jeff Law <law@redhat.com>
2923 PR rtl-optimization/47464
2924 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
2925 rather than may_trap_p as needed.
2927 2011-01-26 DJ Delorie <dj@redhat.com>
2929 PR rtl-optimization/46878
2930 * combine.c (insn_a_feeds_b): Check for the implicit cc0
2931 setter/user dependency as well.
2933 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
2935 PR rtl-optimization/44469
2936 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
2937 after removing trivially dead basic blocks.
2939 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2941 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
2942 * config/frv/frv.h (LINK_SPEC): Likewise.
2943 * config/i386/netware.h (LINK_SPEC): Likewise.
2944 * config/m68k/linux.h (ASM_SPEC): Likewise.
2945 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2946 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2947 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2948 * config/sparc/linux.h (ASM_SPEC): Likewise.
2949 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2950 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2952 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2954 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
2955 * config/frv/frv.h (ASM_SPEC): Likewise.
2956 * config/m68k/linux.h (ASM_SPEC): Likewise.
2957 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2958 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
2959 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2960 * config/sparc/linux.h (ASM_SPEC): Likewise.
2961 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2962 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2964 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2966 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
2967 * config/frv/frv.h (LINK_SPEC): Likewise.
2968 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2970 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2972 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
2973 * config/frv/frv.h (ASM_SPEC): Likewise.
2974 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
2975 * config/m68k/linux.h (ASM_SPEC): Likewise.
2976 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2977 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
2978 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2979 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
2980 * config/sparc/linux.h (ASM_SPEC): Likewise.
2981 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2982 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2983 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
2985 2011-01-26 Steve Ellcey <sje@cup.hp.com>
2988 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
2990 (vec_extract_evenodd_help): Ditto.
2991 (vec_extract_evenv4hi): Ditto.
2992 (vec_extract_oddv4hi): Ditto.
2993 (vec_interleave_lowv2si): Ditto.
2994 (vec_interleave_highv2si): Ditto.
2995 (vec_extract_evenv2si): Ditto.
2996 (vec_extract_oddv2si: Ditto.
2997 (vec_pack_trunc_v2si): Ditto.
2999 2011-01-22 Jan Hubicka <jh@suse.cz>
3002 * cgraph.h (cgraph_local_info): New field can_change_signature.
3003 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
3004 signature can change.
3005 (ipcp_estimate_growth): Call sequence simplify only if calle signature
3007 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
3008 (cgraph_function_versioning): We can not change signature of functions
3009 that don't allow that.
3010 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
3011 (lto_input_node): Likewise.
3012 * ipa-inline.c (compute_inline_parameters): Compute
3013 local.can_change_signature.
3014 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
3015 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
3016 functions that can not change signature.
3017 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
3018 init_cumulative_args): Do not use local calling conventions
3019 for functions that can not change signature.
3021 2011-01-22 Jan Hubicka <jh@suse.cz>
3023 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
3025 2011-01-26 Richard Guenther <rguenther@suse.de>
3027 PR tree-optimization/47190
3028 * cgraphunit.c (process_common_attributes): New function.
3029 (process_function_and_variable_attributes): Use it.
3031 2011-01-26 Richard Guenther <rguenther@suse.de>
3034 * cgraphbuild.c (record_eh_tables): Record reference to personality
3037 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
3040 * sel-sched.c (moveup_expr): Don't let debug insns prevent
3041 non-debug insns from moving up.
3043 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3046 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
3047 t-dlldir{,-x} fragment for build and add it to tmake_file.
3048 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
3049 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
3050 * config/i386/t-dlldir: New file.
3051 (SHLIB_DLLDIR): Define.
3052 * config/i386/t-dlldir-x: New file.
3053 (SHLIB_DLLDIR): Define.
3054 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
3055 (SHLIB_INSTALL): Use it.
3057 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
3060 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
3061 lower bound of the allowed Thumb-2 coprocessor load/store
3062 index range to -256. Add explaining comment.
3064 2011-01-25 Ian Lance Taylor <iant@google.com>
3066 * godump.c (go_define): Improve lexing of macro expansion to only
3067 accept expressions which match Go spec.
3069 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3072 * tree.c (handle_dll_attribute): Handle it.
3073 * doc/extend.texi (@item dllexport): Mention it.
3074 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
3076 2011-01-25 Ian Lance Taylor <iant@google.com>
3078 PR tree-optimization/26854
3079 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
3080 (decl_jump_unsafe): Move higher in file, with no other change.
3081 (bind): Set has_jump_unsafe_decl if appropriate.
3082 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
3083 (check_earlier_gotos): Likewise.
3084 (c_check_switch_jump_warnings): Likewise.
3086 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
3088 * doc/invoke.texi (Warning Options): Add missing hyphen.
3089 (-fprofile-dir): Minor grammatical fixes.
3090 (-fbranch-probabilities): Likewise.
3092 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
3096 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
3098 (no_real_insns_p, schedule_block, set_priorities): Drop special
3099 treatment of boundary debug insns.
3100 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
3101 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
3102 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
3103 (BOUNDARY_DEBUG_INSN_P): Likewise.
3104 (SCHEDULE_DEBUG_INSN_P): Likewise.
3105 * sched-rgn.c (init_ready_list): Drop special treatment of
3106 boundary debug insns.
3107 * final.c (rest_of_clean-state): Clear notes' BB.
3109 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3111 * Makefile.in (LAMBDA_H): Removed.
3112 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
3113 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
3114 lambda-trans.o, and tree-loop-linear.o.
3115 (lto-symtab.o): Remove dependence on LAMBDA_H.
3116 (tree-loop-linear.o): Remove rule.
3117 (lambda-mat.o): Same.
3118 (lambda-trans.o): Same.
3119 (lambda-code.o): Same.
3120 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
3121 (tree-vect-slp.o): Same.
3122 * hwint.h (gcd): Moved here.
3123 (least_common_multiple): Same.
3124 * lambda-code.c: Removed.
3125 * lambda-mat.c: Removed.
3126 * lambda-trans.c: Removed.
3127 * lambda.h: Removed.
3128 * tree-loop-linear.c: Removed.
3129 * lto-symtab.c: Do not include lambda.h.
3130 * omega.c (gcd): Removed.
3131 * passes.c (init_optimization_passes): Remove pass_linear_transform.
3132 * tree-data-ref.c (print_lambda_vector): Moved here.
3133 (lambda_vector_copy): Same.
3134 (lambda_matrix_copy): Same.
3135 (lambda_matrix_id): Same.
3136 (lambda_vector_first_nz): Same.
3137 (lambda_matrix_row_add): Same.
3138 (lambda_matrix_row_exchange): Same.
3139 (lambda_vector_mult_const): Same.
3140 (lambda_vector_negate): Same.
3141 (lambda_matrix_row_negate): Same.
3142 (lambda_vector_equal): Same.
3143 (lambda_matrix_right_hermite): Same.
3144 * tree-data-ref.h: Do not include lambda.h.
3145 (lambda_vector): Moved here.
3146 (lambda_matrix): Same.
3147 (dependence_level): Same.
3148 (lambda_transform_legal_p): Removed declaration.
3149 (lambda_collect_parameters): Same.
3150 (lambda_compute_access_matrices): Same.
3151 (lambda_vector_gcd): Same.
3152 (lambda_vector_new): Same.
3153 (lambda_vector_clear): Same.
3154 (lambda_vector_lexico_pos): Same.
3155 (lambda_vector_zerop): Same.
3156 (lambda_matrix_new): Same.
3157 * tree-flow.h (least_common_multiple): Removed declaration.
3158 * tree-parloops.c (lambda_trans_matrix): Moved here.
3160 (LTM_ROWSIZE): Same.
3161 (LTM_COLSIZE): Same.
3162 (LTM_DENOMINATOR): Same.
3163 (lambda_trans_matrix_new): Same.
3164 (lambda_matrix_vector_mult): Same.
3165 (lambda_transform_legal_p): Same.
3166 * tree-pass.h (pass_linear_transform): Removed declaration.
3167 * tree-ssa-loop.c (tree_linear_transform): Removed.
3168 (gate_tree_linear_transform): Removed.
3169 (pass_linear_transform): Removed.
3170 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
3171 flag_loop_interchange.
3173 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3175 PR tree-optimization/47265
3176 PR tree-optimization/47443
3177 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
3178 if name still has some uses.
3180 2011-01-25 Martin Jambor <mjambor@suse.cz>
3182 PR tree-optimization/47382
3183 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
3184 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
3186 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
3188 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
3189 sjlj_except_unwind_info.
3191 2011-01-25 Richard Guenther <rguenther@suse.de>
3193 PR tree-optimization/47426
3194 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
3195 visible functions results escape.
3197 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3200 * config/arm/arm.c (any_sibcall_uses_r3): New function.
3201 (arm_get_frame_offsets): Use it.
3203 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3204 Jakub Jelinek <jakub@redhat.com>
3206 PR tree-optimization/47271
3207 * tree-if-conv.c (bb_postdominates_preds): New.
3208 (if_convertible_bb_p): Call bb_postdominates_preds.
3209 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
3210 (predicate_scalar_phi): Call bb_postdominates_preds.
3212 2011-01-25 Nick Clifton <nickc@redhat.com>
3214 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
3215 * config/rx/rx.c (rx_function_value): Likewise.
3216 (rx_promote_function_mode): Likewise.
3217 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
3218 in order to make it legitimate.
3219 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
3220 make sure that the first operand is the same as the result register.
3221 (addsi3_unspec): Delete.
3222 (subdi3): Do not accept immediate operands.
3223 (subdi3_internal): Likewise.
3225 2011-01-25 Jeff Law <law@redhat.com>
3227 PR rtl-optimization/37273
3228 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3229 handle them like argument loads from stack slots. Do not double
3230 count memory for memory constants and argument loads from stack slots.
3232 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3234 PR tree-optimization/47427
3235 PR tree-optimization/47428
3236 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3237 coalesce if the new root var would be TREE_READONLY.
3239 2011-01-25 Richard Guenther <rguenther@suse.de>
3242 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
3243 correct type for TBAA.
3245 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3247 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
3248 (close_phi_written_to_memory): Call for_each_index with
3249 dr_indices_valid_in_loop.
3251 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3253 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
3254 when it is initialized.
3256 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3258 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
3259 call to graphite_find_data_references_in_stmt.
3260 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
3261 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
3262 call to graphite_find_data_references_in_stmt.
3263 (analyze_drs_in_stmts): Same.
3264 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
3265 in which the scalar analysis of indices is performed.
3266 (create_data_ref): Same. Update call to dr_analyze_indices.
3267 (find_data_references_in_stmt): Update call to create_data_ref.
3268 (graphite_find_data_references_in_stmt): Same.
3269 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
3271 (create_data_ref): Same.
3272 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
3273 call to create_data_ref.
3275 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3277 * graphite-sese-to-poly.c (build_poly_scop): Move
3278 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
3280 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3282 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
3283 VAR_DECL, PARM_DECL, and RESULT_DECL.
3285 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3287 * graphite-dependences.c (reduction_dr_1): Allow several reductions
3289 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
3290 that have already been marked as PBB_IS_REDUCTION.
3292 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3294 * graphite-scop-detection.c (same_close_phi_node): New.
3295 (remove_duplicate_close_phi): New.
3296 (make_close_phi_nodes_unique): New.
3297 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
3299 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3301 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
3302 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
3303 of both data references to be the same.
3305 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3307 * graphite-dependences.c (build_lexicographical_constraint): Remove
3309 (build_lexicographical_constraint): Adjust call to
3310 ppl_powerset_is_empty.
3311 (dependence_polyhedron): Same.
3312 (graphite_legal_transform_dr): Same.
3313 (graphite_carried_dependence_level_k): Same.
3314 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
3316 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
3318 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3320 * graphite-sese-to-poly.c
3321 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
3322 (close_phi_written_to_memory): New.
3323 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
3326 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3328 * doc/install.texi: Update the expected version number of PPL to 0.11.
3329 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
3330 #if PPL_VERSION_MINOR < 11.
3332 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3334 * graphite-dependences.c: Include graphite-cloog-util.h.
3335 (new_poly_ddr): Inlined into dependence_polyhedron.
3336 (free_poly_ddr): Moved close by new_poly_ddr.
3337 (dependence_polyhedron_1): Renamed dependence_polyhedron.
3338 Early return NULL when ppl_powerset_is_empty returns true.
3339 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
3340 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
3341 (graphite_legal_transform_dr): Call new_poly_ddr.
3342 (graphite_carried_dependence_level_k): Same.
3343 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
3344 (dot_transformed_deps_stmt_1): Removed.
3345 (dot_deps_stmt_1): Call dot_deps_stmt_2.
3346 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
3347 (dot_deps_1): Call dot_deps_2.
3348 * Makefile.in (graphite-dependences.o): Add missing dependence on
3349 graphite-cloog-util.h.
3351 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3353 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
3354 (build_lexicographical_constraint): Same.
3355 (dependence_polyhedron_1): Same.
3356 (graphite_legal_transform_dr): Same.
3357 (graphite_carried_dependence_level_k): Same.
3358 * graphite-ppl.c (ppl_powerset_is_empty): New.
3359 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
3360 * tree-data-ref.c (dump_data_reference): Print the basic block index.
3362 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3364 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
3365 the "a followed by b" relation and document it.
3367 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3369 * graphite-dependences.c (build_lexicographical_constraint): Stop the
3370 iteration when the bag of constraints is empty.
3372 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3374 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
3376 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3378 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
3379 nest and two loop depths as parameters.
3380 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
3381 lst_perfect_nestify.
3383 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3385 * graphite-dependences.c (print_pddr): Call
3386 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
3388 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3390 * graphite-ppl.c (debug_gmp_value): New.
3391 * graphite-ppl.h (debug_gmp_value): Declared.
3393 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
3395 * doc/install.texi: Document availability of cloog-0.16.
3397 2011-01-25 Vladimir Kargov <kargov@gmail.com>
3399 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
3400 invalid postdominance info.
3402 2011-01-24 Jan Hubicka <jh@suse.cz>
3405 * doc/extend.texi (weak pragma): Drop claim that it must
3406 appear before definition.
3407 * varasm.c (merge_weak, declare_weak): Only sanity check
3408 that DECL is not output at a time it is declared weak.
3410 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
3412 * machmode.def: Fixed comments.
3414 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
3416 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
3418 2011-01-24 Paul Koning <ni1d@arrl.net>
3420 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
3423 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
3426 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
3427 (block_info): Add scanned and prev.
3428 (move_or_delete_vzeroupper_2): Return if the basic block
3429 has been scanned and the upper 128bit state is unchanged
3431 (move_or_delete_vzeroupper_1): Return true if the exit
3433 (move_or_delete_vzeroupper): Visit basic blocks using the
3434 work-list based algorithm based on vt_find_locations in
3437 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
3439 2011-01-24 Nick Clifton <nickc@redhat.com>
3441 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
3442 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
3443 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
3444 then define __v850e1__.
3445 * doc/invoke.texi: Document -mv850es.
3447 2011-01-24 Richard Henderson <rth@redhat.com>
3449 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
3450 compound unordered comparisons.
3451 * config/rx/rx.c (rx_split_fp_compare): Remove.
3452 * config/rx/rx-protos.h: Update.
3453 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
3454 (cbranchsf4): Don't call rx_split_fp_compare.
3455 (*cbranchsf4): Use rx_split_cbranch.
3456 (*cmpsf): Don't accept "i" constraint.
3457 (*conditional_branch): Only valid after reload.
3458 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
3460 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3463 * config/rs6000/altivec.md (vector constant splitters): Add
3464 support for creating vector single precision constants if -mvsx is
3465 used and we would create the constant using Altivec primitives.
3467 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
3468 Richard Sandiford <rdsandiford@googlemail.com>
3470 PR rtl-optimization/47166
3471 * reload1.c (emit_reload_insns): Disable the spill_reg_store
3472 mechanism for PRE_MODIFY and POST_MODIFY.
3473 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
3476 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
3478 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
3480 2011-01-22 Jan Hubicka <jh@suse.cz>
3483 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
3485 2011-01-22 Jan Hubicka <jh@suse.cz>
3487 PR tree-optimization/43884
3489 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
3490 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
3492 2011-01-22 Anatoly Sokolov <aesok@post.ru>
3494 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3495 * config/s390/s390.c (s390_register_move_cost,
3496 s390_memory_move_cost): New.
3497 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
3499 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3502 * except.c (sjlj_assign_call_site_values): Move setting the
3503 crtl->uses_eh_lsda flag to ...
3504 (sjlj_mark_call_sites): ... here.
3505 (sjlj_emit_function_enter): Support NULL dispatch label.
3506 (sjlj_build_landing_pads): In a function with no landing pads
3507 that still has must-not-throw regions, generate code to register
3508 a personality function with empty LSDA.
3510 2011-01-21 Richard Henderson <rth@redhat.com>
3512 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
3514 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
3516 * compare-elim.c: New file.
3517 * Makefile.in (OBJS-common): Add it.
3518 (compare-elim.o): New.
3519 * common.opt (fcompare-elim): New.
3520 * opts.c (default_options_table): Add OPT_fcompare_elim.
3521 * tree-pass.h (pass_compare_elim_after_reload): New.
3522 * passes.c (init_optimization_passes): Add it.
3523 * recog.h: Protect against re-inclusion.
3524 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
3525 * doc/invoke.texi (-fcompare-elim): Document it.
3526 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
3527 * doc/tm.texi: Rebuild.
3529 2011-01-22 Nick Clifton <nickc@redhat.com>
3531 * config/rx/rx.md (cstoresf4): Pass comparison operator to
3532 rx_split_fp_compare.
3534 2011-01-22 Nick Clifton <nickc@redhat.com>
3536 * config/rx/rx.md (UNSPEC_CONST): New.
3537 (deallocate_and_return): Wrap the amount popped off the stack in
3538 an UNSPEC_CONST in order to stop it being rejected by
3539 -mmax-constant-size.
3540 (pop_and_return): Add a "(return)" rtx.
3541 (call): Drop the immediate operand.
3542 (call_internal): Likewise.
3543 (call_value): Likewise.
3544 (call_value_internal): Likewise.
3545 (sibcall_internal): Likewise.
3546 (sibcall_value_internal): Likewise.
3547 (sibcall): Likewise. Generate an explicit call using
3549 (sibcall_value): Likewise.
3550 (mov<>): FAIL if a constant operand is not legitimate.
3551 (addsi3_unpsec): New pattern.
3553 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
3554 (ok_for_max_constant): New function.
3555 (gen_safe_add): New function.
3556 (rx_expand_prologue): Use gen_safe_add.
3557 (rx_expand_epilogue): Likewise.
3558 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
3561 2011-01-21 Jeff Law <law@redhat.com>
3563 PR tree-optimization/47053
3564 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
3565 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
3566 statements are deleted.
3567 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
3568 is nonempty, then purge dead edges and cleanup the CFG.
3570 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3574 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3576 * tree-dfa.c (create_var_ann): Mark variable as used.
3578 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3581 * except.c (convert_to_eh_region_ranges): Emit queued no-region
3582 notes from other section in hot/cold partitioning even if
3583 last_action is -3. Increment call_site_base.
3585 PR rtl-optimization/47366
3586 * fwprop.c (forward_propagate_into): Return bool. If
3587 any changes are made, -fnon-call-exceptions is used and
3588 REG_EH_REGION note is present, call purge_dead_edges
3589 and return true if it purged anything.
3590 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
3591 any EH edges were purged.
3593 2011-01-21 Jeff Law <law@redhat.com>
3595 PR rtl-optimization/41619
3596 * caller-save.c (setup_save_areas): Break out code to determine
3597 which hard regs are live across calls by examining the reload chains
3598 so that it is always used.
3599 Eliminate code which checked REG_N_CALLS_CROSSED.
3601 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3603 PR tree-optimization/47355
3604 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
3605 NOP has non-debug uses beyond PHIs in new_bb.
3607 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3610 * cfgexpand.c (account_used_vars_for_block): Only account vars
3611 that are annotated as used.
3612 (estimated_stack_frame_size): Don't set TREE_USED.
3613 * tree-dfa.c (create_var_ann): Mark variable as used.
3615 2011-01-21 Richard Guenther <rguenther@suse.de>
3618 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
3620 2011-01-21 Richard Guenther <rguenther@suse.de>
3622 PR tree-optimization/47365
3623 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
3624 (vn_reference_lookup_pieces): Adjust.
3625 (vn_reference_lookup): Likewise.
3626 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
3627 (vn_reference_lookup_3): Only look through kills if in
3628 VN_WALKREWRITE mode.
3629 (vn_reference_lookup_pieces): Adjust.
3630 (vn_reference_lookup): Likewise.
3631 (visit_reference_op_load): Likewise.
3632 (visit_reference_op_store): Likewise.
3633 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
3634 (compute_avail): Likewise.
3635 (eliminate): Likewise.
3637 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3639 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
3640 DECL_IGNORED_P non-reg vars if they are used.
3642 PR tree-optimization/47391
3643 * varpool.c (const_value_known_p): Return false if
3646 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
3649 * config/i386/i386.c (ix86_local_alignment): Handle
3650 case for va_list_type_node is nil.
3651 (ix86_canonical_va_list_type): Likewise.
3653 2011-01-21 Alan Modra <amodra@gmail.com>
3655 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
3656 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
3658 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3660 * config/arm/arm.md (define_attr type): Rename f_load
3661 and f_store to f_fpa_load and f_fpa_store. Update.
3662 (write_conflict): Deal with rename fallout.
3663 (*push_fp_multi): Likewise.
3664 * config/arm/fpa.md (f_load): Use f_fpa_load.
3665 (f_store): Use f_fpa_store.
3666 (*movsf_fpa): Likewise.
3667 (*movdf_fpa): Likewise.
3668 (*movxf_fpa): Likewise.
3669 (*thumb2_movsf_fpa): Likewise.
3670 (*thumb2_movdf_fpa): Likewise.
3671 (*thumb2_movxf_fpa): Likewise.
3672 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
3673 f_loadd and f_stored.
3674 (*thumb2_movdi_vfp): Likewise.
3675 (*thumb2_movsf_vfp): Fix attribute to f_loads.
3676 (*thumb2_movsi_vfp): Likewise.
3677 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
3678 Use f_loads instead of f_load.
3679 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
3681 2011-01-20 Anatoly Sokolov <aesok@post.ru>
3683 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3684 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
3685 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3686 (xtensa_mode_dependent_address_p): New function.
3687 (constantpool_address_p): Make static. Change return type to bool.
3688 Change argument type to const_rtx. Use CONST_INT_P predicate.
3690 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
3693 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
3695 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3698 * cfgexpand.c (expand_debug_expr): Instead of generating
3699 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
3702 2011-01-20 Richard Guenther <rguenther@suse.de>
3705 * tree-inline.c (remap_gimple_op_r): Recurse manually for
3706 the pointer operand of MEM_REFs.
3708 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3710 PR tree-optimization/46130
3711 * ipa-split.c (consider_split): If return_bb contains non-virtual
3712 PHIs other than for retval or if split_function would not adjust it,
3715 2011-01-20 Richard Guenther <rguenther@suse.de>
3717 PR tree-optimization/47167
3718 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3719 Revert previous change, only avoid enumeral type changes.
3721 2011-01-19 Mike Stump <mikestump@comcast.net>
3723 * doc/tm.texi.in (BRANCH_COST): Englishify.
3724 * doc/tm.texi (BRANCH_COST): Likewise.
3726 2011-01-19 Dodji Seketeli <dodji@redhat.com>
3729 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
3730 (gen_scheduled_generic_parms_dies): New functions.
3731 (gen_struct_or_union_type_die): Schedule template parameters DIEs
3732 generation for the end of CU compilation.
3733 (dwarf2out_finish): Generate template parameters DIEs here.
3735 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3738 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
3739 debug bind stmt on merge edges.
3741 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3745 * function.c (instantiate_expr): Instantiate incoming rtl of
3746 implicit arguments, and recurse on VALUE_EXPRs.
3747 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
3748 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
3750 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3752 * c-parser.c (c_parser_for_statement): Initialize
3753 collection_expression.
3755 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3757 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
3759 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3761 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
3762 (LINK_SHLIB_SPEC): Don't use %(link_path).
3763 (SUBTARGET_EXTRA_SPECS): Remove link_path.
3765 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3767 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
3768 (NO_SHARED_LIB_SUPPORT): Remove.
3769 (LINK_SHLIB_SPEC): Remove one conditional definition.
3771 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3773 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
3775 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
3776 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
3777 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
3778 %{call_shared} and conditionals on these options not being passed.
3779 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
3782 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3784 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
3787 * ipa-split.c: Spelling fixes.
3789 2011-01-19 Richard Henderson <rth@redhat.com>
3791 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
3792 (*mulsi3): Likewise.
3794 * longlong.h [__mn10300__] (count_leading_zeros): New.
3795 [__mn10300__] (umul_ppmm, smul_ppmm): New.
3796 [__mn10300__] (add_ssaaaa, subddmmss): New.
3797 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
3798 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
3800 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3802 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
3804 2011-01-19 Richard Henderson <rth@redhat.com>
3806 * config/mn10300/mn10300.md (addsi3_flags): New.
3807 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
3808 (subsi3_flags, subc_internal, subdi3): New.
3809 (subdi3_internal, *subdi3_degenerate): New.
3810 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
3812 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
3813 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
3814 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
3815 * config/mn10300/mn10300-protos.h: Update.
3816 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
3817 (return_ret): Likewise. Rename from return_internal_regs.
3818 (return_internal): Remove.
3820 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
3821 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
3822 (mn10300_legitimate_constant_p): Likewise.
3823 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
3824 (mn10300_frame_size): New.
3825 (mn10300_expand_prologue): Use it.
3826 (mn10300_expand_epilogue): Likewise.
3827 (mn10300_initial_offset): Likewise.
3828 * config/mn10300/mn10300-protos.h: Update.
3829 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
3830 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
3831 (prologue, epilogue, return_internal): Tidy output code.
3832 (mn10300_store_multiple_operation, return): Likewise.
3833 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
3834 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
3835 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
3836 (load_pic, am33_load_pic): New.
3837 (mn10300_load_pic0, mn10300_load_pic1): New.
3839 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
3840 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
3841 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
3842 (cc_flags_for_mode, cc_flags_for_code): New.
3843 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
3844 overflow flag is not valid. Validate that the flags we need
3845 for the comparison are valid.
3846 (mn10300_output_cmp): Remove.
3847 (mn10300_output_add): New.
3848 (mn10300_select_cc_mode): Use cc_flags_for_code.
3849 (mn10300_split_cbranch): New.
3850 (mn10300_match_ccmode): New.
3851 (mn10300_split_and_operand_count): New.
3852 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
3854 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
3855 (addsi3): ... here. Use mn10300_output_add.
3856 (*addsi3_flags): New.
3857 (*am33_subsi3, *mn10300_subsi3): Merge...
3858 (subsi3): ... here. Use attribute isa.
3859 (*subsi3_flags): New.
3860 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
3862 (*am33_andsi3, *mn10300_andsi3): Merge...
3864 (*andsi3_flags): New.
3865 (andsi3 splitters): New.
3866 (*am33_iorsi3, *mn10300_iorsi3): Merge...
3868 (*iorsi3_flags): New.
3869 (*am33_xorsi3, *mn10300_xorsi3): Merge...
3871 (*xorsi3_flags): New.
3872 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
3873 (one_cmplsi2): ... here.
3874 (*one_cmplsi2_flags): New.
3875 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
3876 instead of "dax" in constraints. Use mn10300_split_cbranch.
3877 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
3878 use matching constraints to eliminate a self-comparison.
3879 (*integer_conditional_branch): Rename from integer_conditional_branch.
3880 Use int_mode_flags to match CC_REG.
3881 (*cbranchsi4_btst, *btstsi): New.
3882 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
3883 mn10300_split_cbranch.
3884 (*am33_cmpsf): Rename from am33_cmpsf.
3885 (*float_conditional_branch): Rename from float_conditional_branch.
3886 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
3887 (zero_extendqisi2): ... here.
3888 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
3889 (zero_extendhisi2): ... here.
3890 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
3891 (extendqisi2): ... here.
3892 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
3893 (extendhisi2): ... here.
3894 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
3895 (ashlsi3): ... here.
3896 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
3897 (lshrsi3): ... here.
3898 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
3899 (ashrsi3): ... here.
3900 (consecutive add peephole): Remove.
3901 * config/mn10300/predicates.md (label_ref_operand): New.
3902 (int_mode_flags): New.
3903 (CCZN_comparison_operator): New.
3905 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
3906 (throughput_42_latency_43): New reservation.
3907 (mulsidi3, umulsidi3): New expanders.
3908 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
3909 the MDR register to allocation; separately allocate the low and
3910 high parts of the DImode result.
3911 (umulsidi3_internal): Similarly.
3912 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
3913 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
3914 (udivsi3, umodsi3): Remove.
3915 (udivmodsi4, divmodsi4): New expanders.
3916 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
3917 (*divmodsi4): Simiarly.
3918 (ext_internal): New.
3920 * config/mn10300/constraints.md ("z"): New constraint.
3921 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
3922 (FIXED_REGISTERS): Don't fix MDR.
3923 (CALL_USED_REGSITERS): Reformat nicely.
3924 (REG_ALLOC_ORDER): Add MDR.
3925 (enum regclass): Add MDR_REGS.
3926 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
3927 (IRA_COVER_CLASSES): Add MDR_REGS.
3928 (REGNO_REG_CLASS): Handle MDR_REG.
3929 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
3930 (mn10300_register_move_cost): Likewise.
3931 * config/mn10300/mn10300.md (MDR_REG): New.
3932 (*movsi_internal): Handle moves to/from MDR_REGS.
3934 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
3936 (mn10300_secondary_reload): Tidy combination reload classes.
3937 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
3938 addresses for AM33. Allow symbolic offsets for reg+imm.
3939 (mn10300_regno_in_class_p): New.
3940 (mn10300_legitimize_reload_address): New.
3941 * config/mn10300/mn10300.h (enum reg_class): Remove
3942 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
3943 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
3945 (REG_CLASS_NAMES): Update to match.
3946 (REG_CLASS_CONTENTS): Likewise.
3947 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
3948 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
3949 (REGNO_IN_RANGE_P): Remove.
3950 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
3951 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
3952 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
3953 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
3954 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
3955 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
3956 (REGNO_GENERAL_P): New.
3957 (HAVE_POST_MODIFY_DISP): New.
3958 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
3959 (LEGITIMIZE_RELOAD_ADDRESS): New.
3960 * config/mn10300/mn10300-protos.h: Update.
3962 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
3963 DATA_REGS for AM33 stack-pointer destination.
3964 (mn10300_preferred_output_reload_class): Likewise.
3965 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
3966 into a form appropriate for ...
3967 (TARGET_SECONDARY_RELOAD): New.
3968 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
3969 * config/mn10300/mn10300-protos.h: Update.
3970 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
3971 reload_insi; use the "A" constraint for the scratch; handle AM33
3972 moves of sp to non-address registers.
3974 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
3975 (*movqi_internal): ... here.
3976 (*am33_movhi, *mn10300_movhi): Merge into...
3977 (*movhi_internal): ... here.
3978 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
3979 as the source/destination of moves from/to SP.
3980 (movsf): Only allow for AM33-2.
3981 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
3982 any integer constant constraint. Only allow for AM33-2. Tidy
3983 all of the alternative outputs.
3984 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
3985 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
3987 (udivsi3, umodsi3): New patterns for MN103 only.
3989 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
3991 * doc/tm.texi.in: Spell out that a lack of register class unions
3993 * doc/tm.texi: Regenerate.
3995 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3997 PR rtl-optimization/47337
3998 * dce.c (check_argument_store): New function.
3999 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
4001 PR tree-optimization/47290
4002 * tree-eh.c (infinite_empty_loop_p): New function.
4003 (cleanup_empty_eh): Use it.
4005 2011-01-18 Steve Ellcey <sje@cup.hp.com>
4008 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
4009 (a64_expand_widen_sum): Ditto.
4010 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
4011 (vec_extract_evenodd_help): Ditto.
4012 (vec_extract_evenv4hi): Ditto.
4013 (vec_extract_oddv4hi): Ditto.
4014 (vec_extract_evenv2si): Ditto.
4015 (vec_extract_oddv2si): Ditto.
4016 (vec_extract_evenv2sf): Ditto.
4017 (vec_extract_oddv2sf): Ditto.
4018 (vec_pack_trunc_v4hi: Ditto.
4019 (vec_pack_trunc_v2si): Ditto.
4020 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
4021 (vec_interleave_highv8qi): Ditto.
4023 (vec_extract_oddv8qi): Ditto.
4024 (vec_interleave_lowv4hi): Ditto.
4025 (vec_interleave_highv4hi): Ditto.
4026 (vec_interleave_lowv2si): Ditto.
4027 (vec_interleave_highv2si): Ditto.
4029 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4031 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
4032 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
4033 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
4034 (pa_c_mode_for_suffix): New.
4035 (TARGET_EXPAND_BUILTIN): Define.
4036 (TARGET_C_MODE_FOR_SUFFIX): Define.
4037 (pa_builtins): Define.
4038 (pa_init_builtins): Register __float128 type and init new support
4040 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
4041 * config/pa/quadlib.c (_U_Qfcopysign): New.
4043 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
4046 * explow.c (allocate_dynamic_stack_space): Do not assume more than
4047 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
4050 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4052 PR tree-optimization/47179
4053 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
4054 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
4056 2011-01-18 Richard Guenther <rguenther@suse.de>
4058 PR rtl-optimization/47216
4059 * emit-rtl.c: Include tree-flow.h.
4060 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
4061 of replicating it with different semantics.
4062 * Makefile.in (emit-rtl.o): Adjust.
4064 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4066 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
4067 (cortex_a9_dp): Handle neon types correctly.
4069 2011-01-18 Jakub Jelinek <jakub@redhat.com>
4071 PR rtl-optimization/47299
4072 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
4073 subtarget. Use normal multiplication if both operands are constants.
4074 * expmed.c (expand_widening_mult): Don't try to optimize constant
4075 multiplication if op0 has VOIDmode. Convert op1 constant to mode
4078 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4080 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
4081 spacing after 'e.g.', typos, comma, hyphenation.
4083 2011-01-17 Richard Henderson <rth@redhat.com>
4085 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
4086 (rx_restricted_mem_operand): New.
4087 (rx_shift_operand): Use register_operand.
4088 (rx_source_operand, rx_compare_operand): Likewise.
4089 * config/rx/rx.md (addsi3_flags): New expander.
4090 (adddi3): Rewrite as expander.
4091 (adc_internal, *adc_flags, adddi3_internal): New patterns.
4092 (subsi3_flags): New expander.
4093 (subdi3): Rewrite as expander.
4094 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
4096 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
4097 (rx_init_builtins): Remove sat builtin.
4098 (rx_expand_builtin): Likewise.
4099 * config/rx/rx.md (ssaddsi3): New.
4100 (*sat): Rename from sat. Represent the CC_REG input.
4102 * config/rx/predicates.md (rshift_operator): New.
4103 * config/rx/rx.c (rx_expand_insv): Remove.
4104 * config/rx/rx-protos.h: Update.
4105 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
4106 operand to the canonical position.
4107 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
4108 (*bitclr, *bitclr_in_memory): Similarly.
4109 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
4110 (insv): Retain the zero_extract in the expansion.
4112 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
4113 (bswaphi2, bitinvert, revw): Likewise.
4115 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
4116 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
4117 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
4118 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
4119 (bitset, bitset_in_memory): Likewise.
4120 (bitinvert, bitinvert_in_memory): Likewise.
4121 (bitclr, bitclr_in_memory): Likewise.
4122 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
4123 (rx_strend, rx_cmpstrn): Likewise.
4124 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
4125 (bitop peep2 patterns): Remove.
4127 * config/rx/rx.c (rx_match_ccmode): New.
4128 * config/rx/rx-protos.h: Update.
4129 * config/rx/rx.md (abssi2): Clobber, don't set flags.
4130 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
4131 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
4132 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
4133 (fix_truncsfsi2, floatsisf2): Likewise.
4134 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
4135 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
4136 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
4137 (*subsi3_flags, *xorsi3_flags): New.
4139 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
4141 * config/rx/rx.c (rx_print_operand): Remove workaround for
4142 unsplit comparison operations.
4144 * config/rx/rx.md (movsicc): Split after reload.
4145 (*movsicc): Merge *movsieq and *movsine via match_operator.
4146 (*stcc): New pattern.
4148 * config/rx/rx.c (rx_float_compare_mode): Remove.
4149 * config/rx/rx.h (rx_float_compare_mode): Remove.
4150 * config/rx/rx.md (cstoresi4): Split after reload.
4151 (*sccc): New pattern.
4153 * config/rx/predicates.md (label_ref_operand): New.
4154 (rx_z_comparison_operator): New.
4155 (rx_zs_comparison_operator): New.
4156 (rx_fp_comparison_operator): New.
4157 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
4158 Validate that the flags are set properly for the comparison.
4159 (rx_gen_cond_branch_template): Remove.
4160 (rx_cc_modes_compatible): Remove.
4161 (mode_from_flags): New.
4162 (flags_from_code): Rename from flags_needed_for_conditional.
4163 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
4164 (rx_select_cc_mode): Likewise.
4165 (rx_split_fp_compare): New.
4166 (rx_split_cbranch): New.
4167 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
4168 (*cbranchsi4): Use match_operator and rx_split_cbranch.
4169 (*cbranchsf4): Similarly.
4170 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
4171 match_operator and rx_split_cbranch.
4172 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
4173 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
4174 (*cmpsi): Rename from cmpsi.
4175 (*tstsi): Rename from tstsi.
4176 (*cmpsf): Rename from cmpsf; use CC_Fmode.
4177 (*conditional_branch): Rename from conditional_branch.
4178 (*reveresed_conditional_branch): Remove.
4179 (b<code>): Remove expander.
4180 * config/rx/rx-protos.h: Update.
4182 * config/rx/rx.c (rx_compare_redundant): Remove.
4183 * config/rx/rx.md (cmpsi): Don't use it.
4184 * config/rx/rx-protos.h: Update.
4186 * config/rx/rx-modes.def (CC_F): New mode.
4187 * config/rx/rx.c (rx_select_cc_mode): New.
4188 * config/rx/rx.h (SELECT_CC_MODE): Use it.
4189 * config/rx/rx-protos.h: Update.
4191 2011-01-17 Richard Henderson <rth@redhat.com>
4193 * except.c (dump_eh_tree): Fix stray ; after for statement.
4195 2011-01-17 Richard Guenther <rguenther@suse.de>
4197 PR tree-optimization/47313
4198 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
4199 handling before copying the body. Properly deal with
4200 by-reference result in SSA form.
4202 2011-01-17 Ian Lance Taylor <iant@google.com>
4205 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
4206 (struct_value_alias_set): Don't define.
4207 (sparc_option_override): Don't set sparc_sr_alias_set and
4208 struct_value_alias_set.
4209 (save_or_restore_regs): Use gen_frame_mem rather than calling
4211 (sparc_struct_value_rtx): Likewise.
4213 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
4216 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
4218 (_mm_maskstore_pd): Likewise.
4219 (_mm_maskload_ps): Likewise.
4220 (_mm_maskstore_ps): Likewise.
4221 (_mm256_maskload_pd): Change mask to __m256i.
4222 (_mm256_maskstore_pd): Likewise.
4223 (_mm256_maskload_ps): Likewise.
4224 (_mm256_maskstore_ps): Likewise.
4226 * config/i386/i386-builtin-types.def: Updated.
4227 (ix86_expand_special_args_builtin): Likewise.
4229 * config/i386/i386.c (bdesc_special_args): Update
4230 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
4231 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
4232 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
4233 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
4235 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
4236 Use <avxpermvecmode> on mask register.
4237 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
4239 2011-01-17 Olivier Hainque <hainque@adacore.com>
4240 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4241 Eric Botcazou <ebotcazou@adacore.com>
4244 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
4245 if <= USHRT_MAX in 32-bit mode.
4247 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4249 * doc/install.texi (Configuration, Specific): Wrap long
4250 lines in examples. Allow line wrapping in long options
4251 and URLs where beneficial for PDF output.
4253 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
4255 * config/mips/mips.c (mips_classify_symbol): Don't return
4256 SYMBOL_PC_RELATIVE for nonlocal labels.
4258 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
4260 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
4262 2011-01-15 Jan Hubicka <jh@suse.cz>
4264 PR tree-optimization/47276
4265 * ipa.c (function_and_variable_visibility): Do not try to mark alias
4266 declarations as needed.
4268 2011-01-15 Martin Jambor <mjambor@suse.cz>
4270 * common.opt (fdevirtualize): New flag.
4271 * doc/invoke.texi (Option Summary): Document it.
4272 * opts.c (default_options_table): Add devirtualize flag.
4273 * ipa-prop.c (detect_type_change): Return immediately if
4274 devirtualize flag is not set.
4275 (detect_type_change_ssa): Likewise.
4276 (compute_known_type_jump_func): Likewise.
4277 (ipa_analyze_virtual_call_uses): Likewise.
4279 2011-01-14 Martin Jambor <mjambor@suse.cz>
4281 PR tree-optimization/45934
4282 PR tree-optimization/46302
4283 * ipa-prop.c (type_change_info): New type.
4284 (stmt_may_be_vtbl_ptr_store): New function.
4285 (check_stmt_for_type_change): Likewise.
4286 (detect_type_change): Likewise.
4287 (detect_type_change_ssa): Likewise.
4288 (compute_complex_assign_jump_func): Check for dynamic type change.
4289 (compute_complex_ancestor_jump_func): Likewise.
4290 (compute_known_type_jump_func): Likewise.
4291 (compute_scalar_jump_functions): Likewise.
4292 (ipa_analyze_virtual_call_uses): Likewise.
4293 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
4295 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4297 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
4298 * config/i386/i386.opt (msse5): New Alias.
4300 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4302 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4303 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4304 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4305 * config/sparc/sparc.h (CC1_SPEC): Likewise.
4307 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4309 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
4311 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4312 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4313 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
4314 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
4316 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
4318 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4320 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
4322 2011-01-14 Mike Stump <mikestump@comcast.net>
4324 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
4325 * config/fr30/fr30.md: Likweise
4326 (movsi_push): Likewise.
4327 (movsi_pop): Likewise.
4328 (enter_func): Likewise.
4329 * config/moxie/moxie.md (movsi_push): Likewise.
4330 (movsi_pop): Likewise.
4332 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4334 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
4335 %{no_archive} %{exact_version}.
4336 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
4337 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
4338 %{no_archive} %{exact_version}.
4339 * config/mips/openbsd.h (LINK_SPEC): Likewise.
4340 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
4341 * config/mips/vxworks.h: Likewise.
4343 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4345 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
4347 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4349 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
4350 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
4352 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4354 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
4357 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4359 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
4361 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
4362 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
4364 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
4365 Don't handle -shlib.
4367 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4369 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
4370 (CC1_SPEC): Don't handle -profile.
4372 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4374 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
4375 * config/mips/mips.h (CC1_SPEC): Likewise.
4377 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4379 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
4380 * config/mips/mips.h (CC1_SPEC): Likewise.
4382 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4384 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
4385 * config/m32r/linux.h (LINK_SPEC): Likewise.
4386 * config/mips/linux.h (LINK_SPEC): Likewise.
4387 * config/mips/linux64.h (LINK_SPEC): Likewise.
4388 * config/sparc/linux.h (LINK_SPEC): Likewise.
4389 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4390 LINK_SPEC): Likewise.
4391 * config/xtensa/linux.h (LINK_SPEC): Likewise.
4393 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4395 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
4397 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
4399 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4401 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
4402 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
4404 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4406 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
4408 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4410 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
4411 supports -Bstatic/-Bdynamic.
4412 * configure: Regenerate.
4414 2011-01-14 Jan Hubicka <jh@suse.cz>
4415 Jack Howarth <howarth@bromo.med.uc.edu>
4418 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
4419 when checking debug_info_level. Test write_symbols instead of
4420 debug_hooks->var_location when setting flag_var_tracking_uninit.
4422 2011-01-14 Richard Guenther <rguenther@suse.de>
4424 PR tree-optimization/47179
4425 * target.def (ref_may_alias_errno): New target hook.
4426 * targhooks.h (default_ref_may_alias_errno): Declare.
4427 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
4428 (default_ref_may_alias_errno): New function.
4429 * target.h (struct ao_ref_s): Declare.
4430 * tree-ssa-alias.c: Include target.h.
4431 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
4432 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
4433 (targhooks.o): Likewise.
4434 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
4435 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
4437 2011-01-14 Richard Guenther <rguenther@suse.de>
4439 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
4441 2011-01-14 Richard Guenther <rguenther@suse.de>
4443 PR tree-optimization/47280
4444 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
4446 (tree_ssa_forward_propagate_single_use_vars): Deal with
4447 CFG changes from associate_plusminus.
4449 2011-01-14 Richard Guenther <rguenther@suse.de>
4453 2011-01-11 Richard Guenther <rguenther@suse.de>
4455 PR tree-optimization/46076
4456 * tree-ssa.c (useless_type_conversion_p): Conversions from
4457 unprototyped to empty argument list function types are useless.
4459 2011-01-14 Richard Guenther <rguenther@suse.de>
4461 PR tree-optimization/47286
4462 * tree-ssa-structalias.c (new_var_info): Register variables are global.
4464 2011-01-14 Martin Jambor <mjambor@suse.cz>
4467 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
4469 2011-01-13 Anatoly Sokolov <aesok@post.ru>
4471 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
4472 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
4473 * config/xtensa/xtensa.c (xtensa_libcall_value,
4474 xtensa_function_value_regno_p): New functions.
4475 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
4477 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
4480 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
4482 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
4483 New function prototype.
4484 * config/i386/winnt.c (i386_pe_assemble_visibility):
4485 Warn only if attribute was specified by user.
4487 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4490 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
4492 (floatunsdidf2_fcfidu): Ditto.
4494 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4496 * config/s390/s390.c (print_operand_address): Replace 'error' with
4497 'output_operand_lossage'.
4498 (print_operand): Likewise.
4500 2011-01-13 Jeff Law <law@redhat.com>
4502 PR rtl-optimization/39077
4503 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
4504 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
4505 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
4506 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
4507 * gcse.c (prune_insertions_deletions): New function.
4508 (compute_pre_data): Use it.
4510 2011-01-13 Dodji Seketeli <dodji@redhat.com>
4513 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
4515 (prune_unused_types_mark): Use it.
4517 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
4519 PR rtl-optimization/45352
4520 * sel-sched.c: Update copyright years.
4521 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
4522 in the advancing loop when we have issued issue_rate insns.
4524 2011-01-12 Richard Henderson <rth@redhat.com>
4526 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
4527 (TARGET_MD_ASM_CLOBBERS): New.
4529 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
4530 (TARGET_DELEGITIMIZE_ADDRESS): New.
4532 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
4533 (clzsi2, *bsch): New patterns.
4535 * config/mn10300/mn10300.md (INT): New mode iterator.
4536 (*mov<INT>_clr): New pattern, and peep2 to generate it.
4538 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
4539 flag_split_wide_types.
4541 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
4542 (mn10300_trampoline_init): Rewrite without a template, an immediate
4543 load and a direct branch.
4544 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
4546 2011-01-12 Anatoly Sokolov <aesok@post.ru>
4548 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4549 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
4550 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
4551 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4553 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
4556 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
4559 2011-01-12 Jan Hubicka <jh@suse.cz>
4562 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
4563 (PLUGIN_COND_CLOSE): New macro.
4564 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
4566 2011-01-12 Richard Guenther <rguenther@suse.de>
4569 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
4570 register variables in a MEM_REF.
4572 2011-01-12 Joseph Myers <joseph@codesourcery.com>
4574 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
4575 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
4576 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
4577 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4578 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4579 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
4580 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
4581 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
4582 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
4583 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
4584 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
4585 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
4586 * config/gnu-user.h: New. Copied from linux.h.
4587 (LINUX_TARGET_STARTFILE_SPEC): Rename to
4588 GNU_USER_TARGET_STARTFILE_SPEC.
4589 (LINUX_TARGET_ENDFILE_SPEC): Rename to
4590 GNU_USER_TARGET_ENDFILE_SPEC.
4591 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
4592 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
4593 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
4594 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
4595 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
4596 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
4597 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
4598 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
4599 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
4600 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
4601 * config/arm/linux-eabi.h (CC1_SPEC): Use
4602 GNU_USER_TARGET_CC1_SPEC.
4603 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
4604 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
4605 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
4606 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
4607 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
4608 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
4609 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
4610 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
4612 2011-01-12 Richard Guenther <rguenther@suse.de>
4615 * doc/invoke.texi (ffast-math): Document it is turned on
4618 2011-01-12 Jan Hubicka <jh@suse.cz>
4620 PR tree-optimization/47233
4621 * opts.c (common_handle_option): Disable ipa-reference with profile
4624 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4626 * c-parser.c (c_parser_objc_at_property_declaration): Improved
4629 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4631 * c-parser.c (c_lex_one_token): Updated and reindented some
4632 comments. No changes in code.
4634 2011-01-11 Ian Lance Taylor <iant@google.com>
4636 * godump.c (go_output_var): Don't output the variable if there is
4637 already a type with the same name.
4639 2011-01-11 Ian Lance Taylor <iant@google.com>
4641 * godump.c (go_format_type): Don't generate float80.
4643 2011-01-11 Richard Henderson <rth@redhat.com>
4645 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
4646 declaration. Rewrite for both speed and size.
4647 (mn10300_address_cost_1): Remove.
4648 (mn10300_register_move_cost): New.
4649 (mn10300_memory_move_cost): New.
4650 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
4651 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
4652 extensions, shifts, BSWAP, CLZ.
4653 (mn10300_wide_const_load_uses_clr): Remove.
4654 (TARGET_REGISTER_MOVE_COST): New.
4655 (TARGET_MEMORY_MOVE_COST): New.
4656 * config/mn10300/mn10300-protos.h: Update.
4657 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
4659 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
4660 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
4661 * config/mn10300/mn10300-protos.h: Update.
4662 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
4663 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
4664 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
4665 (*test_int_bitfield, *test_byte_bitfield): Remove.
4666 (*bit_test, *subreg_bit_test): Remove.
4667 * config/mn10300/predicates.md (const_8bit_operand): Remove.
4669 * config/mn10300/constraints.md ("c"): Rename from "A".
4670 ("A", "D"): New constraint letters.
4671 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
4672 (fmssf4, fnmasf4, fnmssf4): Likewise.
4674 * config/mn10300/mn10300.md (isa): New attribute.
4675 (enabled): New attribute.
4677 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
4678 (abssf2, negsf2): Define only for hardware fp.
4679 (sqrtsf2): Reformat.
4680 (addsf3, subsf3, mulsf3): Merge expander and insn.
4682 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
4683 (DEBUGGER_AUTO_OFFSET): Remove.
4684 (DEBUGGER_ARG_OFFSET): Remove.
4686 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
4687 Emit register stores with the same offsets as the hardware.
4688 (mn10300_store_multiple_operation): Don't check that the register
4689 save offsets are monotonic.
4690 * config/mn10300/mn10300-protos.h: Update.
4692 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
4694 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
4695 in terms of the value on the stack, not the MDR register.
4697 2011-01-11 Jan Hubicka <jh@suse.cz>
4701 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
4702 (symbol_alias_set_destroy, symbol_alias_set_contains,
4703 propagate_aliases_backward): Declare.
4704 * lto-streamer-out.c (struct sets): New sturcture.
4705 (trivally_defined_alias): New function.
4706 (output_alias_pair_p): Rewrite.
4707 (output_unreferenced_globals): Fix output of alias pairs.
4708 (produce_symtab): Likewise.
4709 * ipa.c (function_and_variable_visibility): Set weak alias destination
4711 * varasm.c (symbol_alias_set_t): Remove.
4712 (symbol_alias_set_destroy): Export.
4713 (propagate_aliases_forward, propagate_aliases_backward): New functions
4715 (compute_visible_aliases): ... this one; remove.
4716 (trivially_visible_alias): New
4717 (trivially_defined_alias): New.
4718 (remove_unreachable_alias_pairs): Rewrite.
4719 (finish_aliases_1): Reorganize code checking if alias is defined.
4720 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
4723 2011-01-11 Richard Guenther <rguenther@suse.de>
4725 PR tree-optimization/46076
4726 * tree-ssa.c (useless_type_conversion_p): Conversions from
4727 unprototyped to empty argument list function types are useless.
4729 2011-01-11 Richard Guenther <rguenther@suse.de>
4732 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
4733 volatile MEMs as MEM_READONLY_P.
4735 2011-01-11 Richard Guenther <rguenther@suse.de>
4737 PR tree-optimization/47239
4738 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
4740 2011-01-11 Jeff Law <law@redhat.com>
4742 PR tree-optimization/47086
4743 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
4744 IVs from statements that might throw.
4746 2011-01-10 Jan Hubicka <jh@suse.cz>
4749 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
4751 2011-01-10 Jan Hubicka <jh@suse.cz>
4754 * profile.c (read_profile_edge_counts): Ignore profile inconistency
4755 when correcting profile.
4757 2011-01-10 Jan Hubicka <jh@suse.cz>
4760 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
4762 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
4763 Restore DECL_FINI_PRIORITY.
4765 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4767 * doc/gimple.texi: Fix quoting of multi-word return values in
4768 @deftypefn statements. Ensure presence of return value. Wrap
4769 overlong @deftypefn lines.
4770 (is_gimple_operand, is_gimple_min_invariant_address): Remove
4771 descriptions of removed functions.
4772 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
4773 of multi-word return value in @deftypefn statement.
4775 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4777 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
4778 (Conditional Expressions, Logical Operators)
4779 (Statement and operand traversals): Do not indent smallexample
4780 code. Fix duplicate function argument in example.
4782 2011-01-10 Jeff Law <law@redhat.com>
4784 PR tree-optimization/47141
4785 * ipa-split.c (split_function): Handle case where we are
4786 returning a value and the return block has a virtual operand phi.
4788 2011-01-10 Jan Hubicka <jh@suse.cz>
4790 PR tree-optimization/47234
4791 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
4792 (pass_feedback_split_functions): Declare.
4793 * passes.c (init_optimization_passes): Add ipa-split as subpass of
4795 * ipa-split.c (gate_split_functions): Update comments; disable
4796 split-functions for profile_arc_flag and branch_probabilities.
4797 (gate_feedback_split_functions): New function.
4798 (execute_feedback_split_functions): New function.
4799 (pass_feedback_split_functions): New global var.
4801 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
4804 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
4805 calling gimple_call_set_cannot_inline.
4807 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
4809 * config/darwin-sections.def: Remove unused section.
4811 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
4814 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
4816 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
4819 * c-parser.c (c_parser_declaration_or_fndef): Improved
4822 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
4824 * config/i386/winnt.c (i386_pe_start_function): Make sure
4825 to switch back to function's section.
4827 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
4831 * plugin.c: Move include of dlfcn.h from here...
4832 * system.h: ... to here.
4834 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4836 * doc/cpp.texi (C++ Named Operators): Fix markup for header
4838 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
4839 two extra empty pages in PDF output.
4841 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
4844 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
4845 for error recovery purposes behave as if it was not specified so
4846 that the default type is usd.
4848 2011-01-07 Jan Hubicka <jh@suse.cz>
4850 PR tree-optmization/46469
4851 * ipa.c (function_and_variable_visibility): Clear needed flags on
4852 nodes with external decls; handle weakrefs merging correctly.
4854 2011-01-07 Joseph Myers <joseph@codesourcery.com>
4856 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
4859 2011-01-07 Jan Hubicka <jh@suse.cz>
4861 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
4862 and no longer claim that gold is required for linker plugin.
4863 * configure: Regenerate.
4864 * gcc.c (PLUGIN_COND): New macro.
4865 (LINK_COMMAND_SPEC): Use it.
4866 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
4867 * config.in (HAVE_LTO_PLUGIN): New.
4868 * configure.ac (--with-lto-plugin): New parameter; autodetect
4871 2011-01-07 Jan Hubicka <jh@suse.cz>
4873 PR tree-optimization/46367
4874 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
4875 when we can update original.
4876 (cgraph_mark_inline_edge): Sanity check.
4877 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
4879 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4881 * config/spu/spu.h (ASM_COMMENT_START): Define.
4883 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
4887 (SWITCH_KEEP_FOR_GCC): Likewise.
4888 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
4889 (do_spec_1): Handle "%>".
4891 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
4893 2011-01-07 Jakub Jelinek <jakub@redhat.com>
4896 * config/i386/i386.c (ix86_delegitimize_address): If
4897 simplify_gen_subreg fails, return orig_x.
4900 * value-prof.c (gimple_stringop_fixed_value): Handle
4901 lhs of the call properly.
4903 2011-01-07 Jan Hubicka <jh@suse.cz>
4906 * lto-opt.c (lto_reissue_options): Set flag_shlib.
4908 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4910 * target.def (function_switched_text_sections): New hook.
4911 * doc/tm.texi: Regenerated.
4912 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4913 * final.c (default_function_switched_text_sections): New.
4914 (final_scan_insn): Call function_switched_text_sections when a
4915 mid-function section change occurs.
4916 * output.h (default_function_switched_text_sections): Declare.
4917 * config/darwin-protos.h (darwin_function_switched_text_sections):
4919 * config/darwin.c (darwin_function_switched_text_sections): New.
4920 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4922 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4924 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
4925 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
4926 the secondary code fragment when outputting for DWARF == 2.
4928 2011-01-07 Anatoly Sokolov <aesok@post.ru>
4930 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4931 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
4933 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
4934 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4936 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
4939 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
4940 when it is not empty.
4942 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
4945 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
4946 (case ${target}): Add btver1.
4947 * config/i386/driver-i386.c (host_detect_local_cpu): Let
4948 -march=native recognize btver1 processors.
4949 * config/i386/i386-c.c (ix86_target_macros_internal): Add
4950 btver1 def_and_undef
4951 * config/i386/i386.c (struct processor_costs btver1_cost): New
4953 (m_BTVER1): New definition.
4954 (m_AMD_MULTIPLE): Includes m_BTVER1.
4955 (initial_ix86_tune_features): Add btver1 tune.
4956 (processor_target_table): Add btver1 entry.
4957 (static const char *const cpu_names): Add btver1 entry.
4958 (software_prefetching_beneficial_p): Add btver1.
4959 (ix86_option_override_internal): Add btver1 instruction sets.
4960 (ix86_issue_rate): Add btver1.
4961 (ix86_adjust_cost): Add btver1.
4962 * config/i386/i386.h (TARGET_BTVER1): New definition.
4963 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
4964 (enum processor_type): Add PROCESSOR_BTVER1.
4965 * config/i386/i386.md (define_attr "cpu"): Add btver1.
4967 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4970 * config/i386/i386.c (legitimize_tls_address)
4971 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
4972 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
4973 (tls_initial_exec_64_sun): New pattern.
4975 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
4977 * doc/invoke.texi (Overall Options): Improve wording and markup
4978 of the description of -wrapper.
4980 2011-01-06 Joseph Myers <joseph@codesourcery.com>
4982 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
4983 rdynamic, threads): New Driver options.
4985 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4988 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
4989 if coming from .tdata.
4990 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4992 2011-01-06 Jan Hubicka <jh@suse.cz>
4995 * collect2.c (main): Do not enable LTOmode when plugin is active.
4997 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5000 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
5001 --version output if supported.
5002 * configure: Regenerate.
5004 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5006 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
5009 2011-01-06 Jakub Jelinek <jakub@redhat.com>
5012 * c-convert.c (convert): When converting a complex expression
5013 other than COMPLEX_EXPR to a different complex type, ensure
5014 c_save_expr is called instead of save_expr, unless in_late_binary_op.
5015 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
5016 when converting COMPLEX_TYPE.
5018 2011-01-06 Ira Rosen <irar@il.ibm.com>
5020 PR tree-optimization/47139
5021 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
5022 only the last reduction value is used outside the loop. Update
5025 2011-01-05 Joseph Myers <joseph@codesourcery.com>
5027 * config/rtems.opt: New.
5028 * config.gcc (*-*-rtems*): Use rtems.opt.
5030 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
5032 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
5033 processors do not support 3DNow instructions.
5035 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5037 * config/spu/spu.c (spu_option_override): Set parameter
5038 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
5040 2011-01-05 Jan Hubicka <jh@suse.cz>
5042 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
5043 at the command line.
5045 2011-01-05 Martin Jambor <mjambor@suse.cz>
5048 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
5049 deltas on streamed outgoing edges.
5050 (output_node_opt_summary): Output info for outgoing edges only when
5051 the node is in new parameter set.
5052 (output_cgraph_opt_summary): New parameter set, passed to the two
5053 aforementioned functions. Update its forward declaration and its
5056 2011-01-05 Tom Tromey <tromey@redhat.com>
5058 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
5059 operator to c_finish_omp_atomic.
5060 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
5061 (build_unary_op): Update.
5062 (build_modify_expr): Update.
5063 (build_asm_expr): Update.
5065 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5067 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
5068 newly inserted insns.
5070 (spu_emit_branch_hint): Likewise.
5071 (insert_hbrp_for_ilb_runout): Likewise.
5072 (spu_machine_dependent_reorg): Call df_finish_pass after
5073 schedule_insns returns.
5075 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5077 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
5079 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
5081 PR tree-optimization/47005
5082 * tree-sra.c (struct access): Add 'non_addressable' bit.
5083 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
5084 (decide_one_param_reduction): Return 0 if the parameter is passed by
5085 reference and one of the accesses in the group is non_addressable.
5087 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5089 PR tree-optimization/47056
5090 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
5091 (mark_load): Likewise. Handle FUNCTION_DECL specially.
5092 (mark_store): Likewise. Pass STMT to ipa_record_reference.
5094 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5096 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
5097 initializer. Skip view conversions from aggregate types.
5099 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
5102 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
5104 2011-01-04 Philipp Thomas <pth@suse.de>
5106 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
5109 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5111 * function.c (thread_prologue_and_epilogue_insns): Do not crash
5112 on empty epilogue sequences.
5114 2011-01-04 Joseph Myers <joseph@codesourcery.com>
5116 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
5117 non-static): New Driver options.
5119 2011-01-04 Jie Zhang <jie@codesourcery.com>
5122 * gcc.c (default_compilers[]): Set combinable field to 0
5123 for all assembly languages.
5125 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
5127 * config/mips/loongson3a.md: New file.
5128 * config/mips/mips.md: Include loongson3a.md.
5129 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
5132 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
5135 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
5136 instead of convert_memory_address_addr_space on the base expression.
5138 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5140 * config/spu/spu.c (spu_option_override): Update error text
5141 for bad -march= / -mtune= values.
5143 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5145 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
5146 if branch-hint optimization will be performed.
5148 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5150 PR tree-optimization/47148
5151 * ipa-split.c (split_function): Convert arguments to
5152 DECL_ARG_TYPE if possible.
5154 PR tree-optimization/47155
5155 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
5158 PR rtl-optimization/47157
5159 * combine.c (try_combine): If undobuf.other_insn becomes
5160 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
5161 and set *new_direct_jump_p too.
5163 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
5165 PR tree-optimization/47021
5166 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
5168 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5170 * gcc.c (process_command): Update copyright notice dates.
5171 * gcov.c (print_version): Likewise.
5172 * gcov-dump.c (print_version): Likewise.
5173 * mips-tfile.c (main): Likewise.
5174 * mips-tdump.c (main): Likewise.
5176 2011-01-03 Martin Jambor <mjambor@suse.cz>
5178 PR tree-optimization/46801
5179 * tree-sra.c (type_internals_preclude_sra_p): Check whether
5180 aggregate fields start at byte boundary instead of the bit-field flag.
5182 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
5185 * gcc.c (main): Revert revision 168407.
5187 2011-01-03 Martin Jambor <mjambor@suse.cz>
5189 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
5191 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5193 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
5194 vector optab to expand vector/scalar shift, update gimple to vector.
5196 2011-01-03 Martin Jambor <mjambor@suse.cz>
5198 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
5201 2011-01-03 Martin Jambor <mjambor@suse.cz>
5203 PR tree-optimization/46984
5204 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
5206 (cgraph_create_indirect_edge): Fixed line length.
5207 (cgraph_indirect_call_info): Declare.
5208 (cgraph_make_edge_direct) Update declaration.
5209 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
5210 (cgraph_create_indirect_edge): Use it.
5211 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
5213 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
5214 the new thunk_delta representation.
5215 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
5217 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
5218 (ipa_read_indirect_edge_info): Likewise.
5219 * lto-cgraph.c (output_edge_opt_summary): New function.
5220 (output_node_opt_summary): Call it on all outgoing edges.
5221 (input_edge_opt_summary): New function.
5222 (input_node_opt_summary): Call it on all outgoing edges.
5224 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
5227 * gcc.c (main): Don't check have_o when settting combine_inputs.
5229 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
5231 * regrename.c: Add general comment describing the pass.
5232 (struct du_head): Remove 'length' field.
5233 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
5234 (regrename_optimize): Do not sort chains. Rework comments, add others.
5235 Force renaming to the preferred class (if any) in the first pass and do
5236 not consider registers that belong to it in the second pass.
5237 (create_new_chain): Do not set 'length' field.
5238 (scan_rtx_reg): Likewise.
5240 2011-01-02 Jakub Jelinek <jakub@redhat.com>
5242 PR tree-optimization/47140
5243 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
5244 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
5247 PR rtl-optimization/47028
5248 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
5249 parm_birth_insn instead of at the beginning of first bb.
5251 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
5253 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
5254 Remove the word "see" before "@pxref".
5255 * doc/rtl.texi: Remove the word "see" before "@pxref".
5257 2011-01-01 Jan Hubicka <jh@suse.cz>
5259 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
5262 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
5265 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
5268 Copyright (C) 2011 Free Software Foundation, Inc.
5270 Copying and distribution of this file, with or without modification,
5271 are permitted in any medium without royalty provided the copyright
5272 notice and this notice are preserved.