1 2011-03-17 Jakub Jelinek <jakub@redhat.com>
3 PR rtl-optimization/48141
4 * dse.c (record_store): If no positions are needed in an insn
5 that cannot be deleted, at least unchain it from active_local_stores.
7 2011-03-16 Dodji Seketeli <dodji@redhat.com>
10 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
11 (lookup_type_die_strip_naming_typedef): ... here.
12 (get_context_die): Use it.
13 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
14 the anonymous struct named by the naming typedef.
16 2011-03-16 H.J. Lu <hongjiu.lu@intel.com>
19 * config/i386/i386.c (ix86_builtin_vectorized_function): Check
20 TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
22 2011-03-16 Jeff Law <law@redhat.com>
24 * tree-vrp.c (identify_jump_threads): Slightly simplify type
25 check for operands of conditional. Allow type to be a
28 2011-03-16 Richard Guenther <rguenther@suse.de>
30 PR tree-optimization/48149
31 * fold-const.c (fold_binary_loc): Fold
32 COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
34 2011-03-16 Richard Guenther <rguenther@suse.de>
36 PR tree-optimization/26134
37 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
38 complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
39 (non_rewritable_mem_ref_base): Handle complex type component
40 accesses, constrain offsets for vector and complex extracts
43 2011-03-16 Richard Guenther <rguenther@suse.de>
45 PR tree-optimization/48146
46 * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
47 operands avoiding the need for renaming.
49 2011-03-16 Richard Guenther <rguenther@suse.de>
51 * gimple-fold.c (maybe_fold_reference): Open-code relevant
52 constant folding. Move MEM_REF canonicalization first.
53 Rely on fold_const_aggregate_ref for initializer folding.
54 * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
56 2011-03-16 Jakub Jelinek <jakub@redhat.com>
59 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
60 arg0/arg1 or their arguments are always fold converted to matching
63 * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
66 2011-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
69 * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
71 (ld_vers): Extract binutils version for gold.
72 (gcc_cv_ld_hidden): Handle gold here.
73 (gcc_cv_lto_plugin): Determine level of linker plugin support.
74 * configure: Regenerate.
75 * config.in: Regenerate.
76 * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
77 -fuse-linker-plugin otherwise.
78 (LINK_PLUGIN_SPEC): Define. Extract from LINK_COMMAND_SPEC.
79 (LINK_COMMAND_SPEC): Use it.
80 (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
82 2011-03-16 Jakub Jelinek <jakub@redhat.com>
84 * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
85 * calls.c: Remove debug.h include.
86 (emit_call_1): Don't call virtual_call_token debug hook.
87 * dwarf2out.c (debug_dcall_section, debug_vcall_section,
88 dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
89 vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
90 size_of_dcall_table, output_dcall_table, size_of_vcall_table,
91 output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
92 vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
93 dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
94 dwarf2out_virtual_call): Remove.
95 (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
96 copy_call_info and virtual_call hooks.
97 (dwarf2out_init): Don't initialize vcall_insn_table,
98 debug_dcall_section and debug_vcall_section.
99 (prune_unused_types): Don't mark nodes from dcall_table.
100 (dwarf2out_finish): Don't output dcall or vcall tables.
101 * final.c (final_scan_insn): Don't call direct_call or
102 virtual_call debug hooks.
103 * debug.h (struct gcc_debug_hooks): Remove direct_call,
104 virtual_call_token, copy_call_info and virtual_call hooks.
105 (debug_nothing_uid): Remove prototype.
106 * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
107 copy_call_info and virtual_call hooks.
108 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
109 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
110 * debug.c (do_nothing_debug_hooks): Likewise.
111 (debug_nothing_uid): Remove.
112 * doc/invoke.texi (-fenable-icf-debug): Remove.
113 * common.opt (-fenable-icf-debug): Likewise.
115 * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
116 * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
117 call's MEM. Handle functions returning aggregate through a hidden
118 first pointer. For virtual calls add clobbered pc to call arguments
120 * dwarf2out.c (gen_subprogram_die): Emit
121 DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
125 * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
126 * rtl.h (ENTRY_VALUE_EXP): Define.
127 * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
128 * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
129 * print-rtl.c (print_rtx): Likewise.
130 * gengtype.c (adjust_field_rtx_def): Likewise.
131 * var-tracking.c (vt_add_function_parameter): Adjust
132 gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
133 * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
134 * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
135 partition is a default definition of a PARM_DECL, use ENTRY_VALUE
136 of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
138 * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
139 Call var_location debug hook even on CALL_INSNs.
140 (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
141 * rtl.def (ENTRY_VALUE): New.
142 * dwarf2out.c: Include cfglayout.h.
143 (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
144 output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
145 (struct call_arg_loc_node): New type.
146 (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
147 tail_call_site_count): New variables.
148 (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
149 DW_TAG_GNU_call_site_parameter.
150 (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
151 DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
152 DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
153 DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
154 and DW_AT_GNU_all_source_call_sites.
155 (mem_loc_descriptor): Handle ENTRY_VALUE.
156 (add_src_coords_attributes): Don't add enything if
157 DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
158 (dwarf2out_abstract_function): Save and clear call_arg_location,
159 call_site_count and tail_call_site_count around dwarf2out_decl call.
160 (gen_call_site_die): New function.
161 (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
162 (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
163 (dwarf2out_function_decl): Clear call_arg_locations,
164 call_arg_loc_last, set call_site_count and tail_call_site_count
165 to -1 and free block_map.
166 (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
167 CALL_INSNs. Add NOTE_DURING_CALL_P var location notes even when not
168 followed by any real instructions.
169 (dwarf2out_begin_function): Set call_site_count and
170 tail_call_site_count to 0.
171 (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
172 is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
173 attempt to force a DIE for it and worst case remove the attribute.
174 (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
175 check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
177 * var-tracking.c: Include tm_p.h.
178 (vt_stack_adjustments): For calls call note_register_arguments.
179 (argument_reg_set): New variable.
180 (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
181 ensure the VALUE is resolved.
182 (call_arguments): New variable.
183 (prepare_call_arguments): New function.
184 (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
185 (struct expand_loc_callback_data): Add ignore_cur_loc field.
186 (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
187 always use the best expression.
188 (vt_expand_loc): Add ignore_cur_loc argument.
189 (vt_expand_loc_dummy): Clear ignore_cur_loc field.
190 (emit_note_insn_var_location): Adjust vt_expand_loc callers.
191 (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
193 (vt_add_function_parameter): Use cselib_lookup_from_insn.
194 If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
195 argument. Don't call cselib_preserve_only_values and
197 (note_register_arguments): New function.
198 (vt_initialize): Compute argument_reg_set. Call
199 vt_add_function_parameters before processing basic blocks instead of
200 afterwards. For calls call prepare_call_arguments before calling
202 * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
203 * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
204 (var-tracking.o): Depend on $(TM_P_H).
205 * cfglayout.h (insn_scope): New prototype.
206 * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
207 * cfglayout.c (insn_scope): No longer static.
208 * insn-notes.def (CALL_ARG_LOCATION): New.
209 * calls.c (expand_call, emit_library_call_value_1): Put USEs for
210 MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
211 * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
212 nothing for DECL_EXTERNAL BLOCK_VARS.
214 2011-03-16 Alan Modra <amodra@gmail.com>
217 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
218 create invalid offset address for vsx splat insn.
219 * config/rs6000/predicates.md (splat_input_operand): New.
220 * config/rs6000/vsx.md (vsx_splat_*): Use it.
222 2011-03-15 Xinliang David Li <davidxl@google.com>
225 * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
226 (normalize_preds): New function.
227 (is_use_properly_guarded): Normalize def predicates.
229 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
232 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
233 in the output template.
235 2011-03-15 Richard Guenther <rguenther@suse.de>
238 * tree-pretty-print.c (dump_function_declaration): Properly
239 dump unprototyped and varargs function types.
241 2011-03-15 Richard Guenther <rguenther@suse.de>
243 PR tree-optimization/13954
244 * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
247 2011-03-15 Richard Guenther <rguenther@suse.de>
249 PR tree-optimization/48037
250 * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
251 selects into BIT_FIELD_REFs.
252 (non_rewritable_mem_ref_base): Check if a MEM_REF is a
255 2011-03-15 Jakub Jelinek <jakub@redhat.com>
257 PR tree-optimization/48129
258 * builtins.c (fold_builtin_snprintf): Convert to type of
259 built_in_decls[BUILT_IN_SNPRINTF] retval instead of
260 implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
262 2011-03-15 Richard Guenther <rguenther@suse.de>
264 PR tree-optimization/41490
265 * tree-ssa-dce.c (propagate_necessity): Handle returns without
267 * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
269 * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
270 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
271 * tree-tailcall.c (find_tail_calls): Ignore returns.
273 2011-03-15 Richard Guenther <rguenther@suse.de>
276 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
277 or variable-indexed array accesses when in gimple form.
279 2011-03-15 Richard Guenther <rguenther@suse.de>
281 * config/i386/i386.c (ix86_emit_swdivsf): Implement more
284 2011-03-15 Alan Modra <amodra@gmail.com>
287 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
288 presume symbol_refs without a symbol_ref_decl are suitably
289 aligned, nor other trees we may see here. Handle anchor symbols.
290 (legitimate_constant_pool_address_p): Comment. Add mode param.
291 Check cmodel=medium addresses. Adjust all calls.
292 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
293 creating cmodel=medium optimized access to locals.
294 * config/rs6000/constraints.md (R): Pass QImode to
295 legitimate_constant_pool_address_p.
296 * config/rs6000/predicates.md (input_operand): Pass mode to
297 legitimate_constant_pool_address_p.
298 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
301 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
304 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
305 64-bit constants being loaded into registers other than GPRs such
306 as loading 0 into a VSX register.
308 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
310 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
313 2011-03-14 Jakub Jelinek <jakub@redhat.com>
316 * builtins.c (fold_builtin_snprintf): New function.
317 (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
318 (fold_builtin_4): Likewise.
321 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
322 STRIP_NOPS on arg0 and arg1. When optimizing X +- C == X
323 and C - X == X also strip nops from +/-/p+ operand.
324 When optimizing -X == C, fold C to arg0's type.
327 * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
328 emit it as add_AT_int instead of add_AT_unsigned.
330 2011-03-14 Tom Tromey <tromey@redhat.com>
332 * unwind-dw2.c: Include sys/sdt.h if it exists.
333 (_Unwind_DebugHook): Use STAP_PROBE2.
334 * config.in, configure: Rebuild.
335 * configure.ac: Check for sys/sdt.h.
337 2011-03-14 Uros Bizjak <ubizjak@gmail.com>
339 * config/i386/i386.md (ROUND_FLOOR): New constant.
341 (ROUND_TRUNC): Ditto.
342 (ROUND_MXCSR): Ditto.
343 (ROUND_NO_EXC): Ditto.
344 (rint<mode>2): Use new defines instead of numerical constants.
345 (floor<mode>2): Ditto.
346 (ceil<mode>2): Ditto.
347 (btrunc<mode>2): Ditto.
348 * config/i386/i386-builtin-types.def: Define ROUND function type
350 * config/i386/i386.c (enum ix86_builtins): Add
351 IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
352 (struct builtin_description): Add
353 __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
354 (ix86_expand_sse_round): New static function.
355 (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
357 (ix86_builtin_vectorized_function): Handle
358 BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
360 2011-03-14 Tom Tromey <tromey@redhat.com>
362 * c-parser.c (c_parser_asm_string_literal): Clear
363 warn_overlength_strings.
365 2011-03-14 Tom Tromey <tromey@redhat.com>
367 * c-parser.c (disable_extension_diagnostics): Save
368 warn_overlength_strings.
369 (restore_extension_diagnostics): Restore warn_overlength_strings.
371 2011-03-14 Jakub Jelinek <jakub@redhat.com>
373 * BASE-VER: Change to 4.7.0.
375 2011-03-14 Richard Guenther <rguenther@suse.de>
378 * tree.c (build_vector_from_val): Adjust assert to requirements
381 2011-03-14 Jakub Jelinek <jakub@redhat.com>
384 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
386 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
388 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
389 terms of target_flags_explicit. Adjust copyright year.
391 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
392 * config/rs6000/t-freebsd: New file. Add override for
395 2011-03-13 Chris Demetriou <cgd@google.com>
397 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
398 (-fno-diagnostics-show-option): this, to reflect current default.
399 (-Werror=): Update text about -fno-diagnostics-show-option.
401 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
404 * config/rs6000/predicates.md (easy_vector_constant_add_self,
405 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
406 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
407 mode is not V2DImode or V2DFmode.
408 (vspltis_constant): Do not handle V2DImode and V2DFmode.
409 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
410 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
412 (movdi_internal64): Likewise.
414 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
416 PR tree-optimization/47127
417 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
419 (set_cloog_options): Same.
420 (scop_to_clast): Same.
421 (print_clast_stmt): Do not call cloog_state_malloc and
423 (print_generated_program): Same.
425 * graphite-clast-to-gimple.h (cloog_state): Declared.
426 (scop_to_clast): Adjust declaration.
427 * graphite.c (cloog_state): Defined here.
428 (graphite_initialize): Call cloog_state_malloc.
429 (graphite_finalize): Call cloog_state_free.
431 2011-03-11 Jason Merrill <jason@redhat.com>
433 * attribs.c (lookup_attribute_spec): Take const_tree.
436 2011-03-11 Joseph Myers <joseph@codesourcery.com>
438 * config/sparc/sparc.c (sparc_option_override): Use
439 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
441 2011-03-11 Richard Guenther <rguenther@suse.de>
443 PR tree-optimization/48067
444 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
445 multiplication result will be only used once on the target
448 2011-03-11 Richard Guenther <rguenther@suse.de>
450 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
452 2011-03-11 Richard Guenther <rguenther@suse.de>
455 * tree.c (find_decls_types_r): Do not walk types only reachable
456 from IDENTIFIER_NODEs.
458 2011-03-11 Jakub Jelinek <jakub@redhat.com>
461 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
462 all vnode->force_output nodes as needed.
464 2011-03-11 Jason Merrill <jason@redhat.com>
467 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
468 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
470 2011-03-11 Martin Jambor <mjambor@suse.cz>
472 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
475 2011-03-11 Jakub Jelinek <jakub@redhat.com>
477 PR tree-optimization/48063
478 * ipa-inline.c (cgraph_decide_inlining): Don't try to
479 inline functions called once if !tree_can_inline_p (node->callers).
481 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
483 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
485 * config/score/score3.c: Delete.
486 * config/score/score3.h: Delete.
487 * config/score/mul-div.S: Delete.
488 * config/score/sfp-machine.h: Add new file.
489 * config/score/constraints.md: Add new file.
490 * config/score/t-score-softfp: Add new file.
491 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
492 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
493 (score7_extra_constraint): Delete.
494 (score7_option_override): Remove unused code.
495 * config/score/score.c: Remove score3 and score5 define and code.
496 * config/score/score.h: Remove score3 and score5 define and code.
497 * config/score/score.md: Remove score3 template and unusual insn.
498 * config/score/score.opt: Remove score3 and score5 options.
500 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
502 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
503 when _HPUX_SOURCE is defined.
504 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
506 2011-03-10 Jason Merrill <jason@redhat.com>
509 * stor-layout.c (layout_type): Don't set structural equality
510 on arrays of incomplete type.
511 * tree.c (type_hash_eq): Handle comparing them properly.
513 2011-03-10 Jakub Jelinek <jakub@redhat.com>
516 * config/s390/s390.c (s390_delegitimize_address): Make sure the
517 result mode matches original rtl mode.
519 2011-03-10 Nick Clifton <nickc@redhat.com>
521 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
522 (andsi3, andsi3_flags): Fix timings for three operand alternative.
524 2011-03-09 Jakub Jelinek <jakub@redhat.com>
526 PR rtl-optimization/47866
527 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
528 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
529 if target wasn't scalar.
530 * function.c (assign_stack_temp_for_type): Assert that neither
531 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
532 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
534 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
536 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
538 * config/s390/s390-protos.h (s390_label_align): New prototype.
539 * config/s390/s390.c (s390_label_align): New function.
540 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
542 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
545 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
546 V2DI/V2DF constants. Only all 0's or all 1's are easy.
547 (output_vec_const_move): Ditto.
549 2011-03-08 Anatoly Sokolov <aesok@post.ru>
551 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
552 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
553 * config/mips/mips.c (mips_preferred_reload_class): Make static.
554 Change 'rclass' argument and result type to reg_class_t.
555 (TARGET_PREFERRED_RELOAD_CLASS): Define.
557 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
559 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
560 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST,
561 TARGET_MEMORY_MOVE_COST): Define.
562 (avr_register_move_cost, avr_memory_move_cost): New Functions.
564 2011-03-08 Jakub Jelinek <jakub@redhat.com>
567 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
570 PR tree-optimization/48022
571 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
574 2011-03-07 Jakub Jelinek <jakub@redhat.com>
577 * var-tracking.c (find_use_val): Return NULL for
578 cui->sets && cui->store_p BLKmode MEMs.
580 2011-03-07 Anatoly Sokolov <aesok@post.ru>
582 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
584 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
585 xstormy16_print_operand_address): Remove.
586 * config/stormy16/stormy16.c (xstormy16_print_operand,
587 xstormy16_print_operand_address): Make static.
588 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
590 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
593 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
594 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
597 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
600 * cfgloopmanip.c (fix_bb_placements): Return immediately
601 if FROM is BASE_LOOP's header.
603 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
605 * gimplify.c (gimplify_function_tree): Fix building calls
606 to __builtin_return_address.
608 2011-03-07 Alan Modra <amodra@gmail.com>
610 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
611 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
612 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
613 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
615 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
616 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
617 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
618 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
619 * config/rs6000/rs6000.c
620 (rs6000_elf_end_indicate_exec_stack): Rename to..
621 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
622 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
623 (rs6000_file_start): ..here.
624 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
625 file scope variables.
626 (call_ABI_of_interest): New function.
627 (init_cumulative_args): Set above vars when function return value
628 is a float, vector, or small struct.
629 (rs6000_function_arg_advance_1): Likewise for function args.
630 (rs6000_va_start): Set rs6000_passes_float if variable arg function
631 references float args.
633 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
635 * doc/cfg.texi: Remove "See" before @ref.
636 * doc/invoke.texi: Likewise.
638 2011-03-05 Jason Merrill <jason@redhat.com>
640 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
642 2011-03-05 Anthony Green <green@moxielogic.com>
644 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
646 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
648 PR rtl-optimization/47899
649 * cfgloopmanip.c (fix_bb_placements): Fix first argument
650 to flow_loop_nested_p when moving the loop upward.
652 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
655 * arm.md (movhi_insn_arch4): Accept any immediate constant.
657 2011-03-05 Jakub Jelinek <jakub@redhat.com>
659 PR tree-optimization/47967
660 * ipa-cp.c (build_const_val): Return NULL instead of creating
661 VIEW_CONVERT_EXPR for mismatching sizes.
662 (ipcp_create_replace_map): Return NULL if build_const_val failed.
663 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
664 give up on versioning.
666 2011-03-05 Alan Modra <amodra@gmail.com>
669 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
670 full cmodel medium/large lo_sum + high addresses.
672 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
674 * config/s390/s390.c (s390_decompose_address): Reject non-literal
675 pool references in UNSPEC_LTREL_OFFSET.
677 2011-03-04 Jan Hubicka <jh@suse.cz>
680 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
681 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
682 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
684 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
685 cgraph_add_thunk): Add node pointers.
686 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
687 associated to right node.
688 (input_node): Update use of cgraph_same_body_alias
689 and cgraph_add_thunk.
691 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
693 * config/i386/i386.opt (mprefer-avx128): New flag.
694 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
695 modes when the flag -mprefer-avx128 is on.
697 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
699 * dwarf2out.c (compare_loc_operands): Fix address handling.
701 2011-03-04 Alan Modra <amodra@gmail.com>
703 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
705 2011-03-04 Richard Guenther <rguenther@suse.de>
708 * expmed.c (extract_bit_field_1): Prefer vector modes that
709 vec_extract patterns can handle.
711 2011-03-04 Richard Guenther <rguenther@suse.de>
714 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
716 2011-03-04 Richard Henderson <rth@redhat.com>
718 * explow.c (emit_stack_save): Remove 'after' parameter.
719 (emit_stack_restore): Likewise.
720 * expr.h: Update to match.
721 * builtins.c, calls.c, stmt.c: Likewise.
722 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
723 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
724 * function.c (expand_function_end): Insert the emit_stack_save
725 sequence before parm_birth_insn instead of after.
727 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
729 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
730 (ssse3_pmaddubsw128): Ditto.
731 (ssse3_pmaddubsw): Ditto.
733 2011-03-03 Steve Ellcey <sje@cup.hp.com>
735 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
737 2011-03-03 Jakub Jelinek <jakub@redhat.com>
740 * gimplify.c (omp_add_variable): Only call omp_notice_variable
741 on TYPE_SIZE_UNIT if it is a DECL.
744 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
745 first operand is not is_gimple_mem_ref_addr, try to fold it.
746 If the operand still isn't is_gimple_mem_ref_addr, clear
749 2011-03-03 Richard Guenther <rguenther@suse.de>
752 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
754 (refs_may_alias_p_1): For release branches return true if
755 we are confused by our input.
757 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
759 * config/s390/s390.c (s390_function_value): Rename to ...
760 (s390_function_and_libcall_value): ... this.
761 (s390_function_value): New function.
762 (s390_libcall_value): New function.
763 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
764 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
765 target macro definitions.
766 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
768 2011-03-02 Joseph Myers <joseph@codesourcery.com>
770 * config/i386/freebsd64.h (CC1_SPEC): Define.
771 * config/i386/linux64.h (CC1_SPEC): Define.
772 * config/i386/x86-64.h (CC1_SPEC): Don't define.
774 2011-03-02 Anatoly Sokolov <aesok@post.ru>
776 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
778 * config/stormy16/stormy16.c: Include reload.h.
779 (xstormy16_memory_move_cost): New function.
780 (TARGET_MEMORY_MOVE_COST): Define.
782 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
784 PR rtl-optimization/47925
785 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
786 with side effects. Remove the more-specific check for volatile asms.
788 2011-03-02 Alan Modra <amodra@gmail.com>
791 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
792 toc relative addresses for valid offsets.
794 2011-03-01 Richard Guenther <rguenther@suse.de>
796 PR tree-optimization/47890
797 * tree-vect-loop.c (get_initial_def_for_induction): Set
798 related stmt properly.
800 2011-03-01 Richard Guenther <rguenther@suse.de>
803 * lto-streamer.c (lto_record_common_node): Also register
806 2011-03-01 Richard Guenther <rguenther@suse.de>
809 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
810 Do not stream DECL_ABSTRACT_ORIGIN.
811 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
812 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
813 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
814 Do not stream DECL_ABSTRACT_ORIGIN.
815 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
816 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
818 2011-02-28 Anatoly Sokolov <aesok@post.ru>
820 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
821 FUNCTION_VALUE_REGNO_P): Remove.
822 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
823 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
824 Add 'outgoing' argument.
825 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
827 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
828 TARGET_FUNCTION_VALUE_REGNO_P): Define.
830 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
833 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
834 (lookup_filename): Likewise.
835 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
837 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
838 Jakub Jelinek <jakub@redhat.com>
841 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
842 (assign_stack_local_1): Change last argument type to int.
843 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
844 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
845 don't record padding space into frame_space_list nor use those areas.
846 (assign_stack_local): Adjust caller.
847 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
848 of assign_stack_local, pass 0 as last argument.
849 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
852 2011-02-28 Jakub Jelinek <jakub@redhat.com>
855 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
856 Use target address_mode and pointer_mode hooks instead of hardcoded
857 Pmode and ptr_mode. Handle some simple cases of extending if
858 POINTERS_EXTEND_UNSIGNED < 0.
859 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
860 Call convert_debug_memory_address.
861 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
862 convert_debug_memory_address.
865 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
866 * configure: Regenerated.
867 * config.in: Regenerated.
868 * varasm.c (default_function_section): Return NULL
869 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
871 2011-02-28 Martin Jambor <mjambor@suse.cz>
873 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
874 the description to match the printed values.
876 2011-02-28 Richard Guenther <rguenther@suse.de>
878 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
879 of the copied scope tree.
881 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
883 * doc/extend.texi (Function Attributes): Avoid deeply (and
884 wrongly) nested tables.
886 2011-02-27 Jakub Jelinek <jakub@redhat.com>
889 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
890 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
893 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
895 * config/avr/avr.md: Remove magic comment for emacs.
897 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
900 * config/avr/avr.c (avr_option_override): Use error on bad options.
901 (avr_help): New function.
902 (TARGET_HELP): Define.
904 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
907 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
908 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
910 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
912 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
913 (ARM Options): Ditto.
914 (i386 and x86-64 Options): Ditto.
916 (SPARC Options): Ditto.
918 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
920 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
921 FreeBSD 6 and later. Generally use cpu generic.
923 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
925 * doc/cpp.texi: Update copyright years.
927 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
930 * config/lm32/lm32.md (ashrsi3): Added needed variable.
932 2011-02-25 Jon Beniston <jon@beniston.com>
935 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
936 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
937 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
938 (lm32_block_move_inline): Add type cast to remove warning.
939 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
940 (gen_int_relational): Move declarations to start of function.
942 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
944 PR tree-optimization/45470
945 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
946 can throw internally only.
947 * tree-vect-stmts.c (vectorizable_call): Likewise.
949 2011-02-24 Anatoly Sokolov <aesok@post.ru>
951 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
952 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
953 * config/stormy16/stormy16-protos.h
954 (xstormy16_preferred_reload_class): Remove.
955 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
956 static. Change 'rclass' argument and return type to reg_class_t.
957 (TARGET_PREFERRED_RELOAD_CLASS,
958 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
960 2011-02-24 Richard Guenther <rguenther@suse.de>
962 * lto-streamer-in.c (input_bb): Do not find referenced vars
965 2011-02-23 Jason Merrill <jason@redhat.com>
967 * common.opt (fabi-version): Document v5 and v6.
969 2011-02-23 Richard Guenther <rguenther@suse.de>
971 PR tree-optimization/47849
972 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
974 2011-02-23 Jie Zhang <jie@codesourcery.com>
976 * opts-common.c (decode_cmdline_option): Print empty string
977 argument as "" in decoded->orig_option_with_args_text.
978 * gcc.c (execute): Print empty string argument as ""
979 in the verbose output.
980 (do_spec_1): Keep empty string argument.
982 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
984 * config.gcc: Declare score-* and crx-* obsolete.
986 2011-02-23 Jie Zhang <jie@codesourcery.com>
988 PR rtl-optimization/47763
989 * web.c (web_main): Ignore naked clobber when replacing register.
991 2011-02-22 Anatoly Sokolov <aesok@post.ru>
993 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
996 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
999 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
1001 2011-02-22 Mike Stump <mikestump@comcast.net>
1003 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
1005 * configure: Regenerate.
1007 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
1009 PR rtl-optimization/46002
1010 * ira-color.c (update_copy_costs): Change class intersection
1011 test to reg_class_contents[] test of 'hard_regno'.
1013 2011-02-21 Joseph Myers <joseph@codesourcery.com>
1015 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
1017 * config/hpux11.opt (mt): Likewise.
1018 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
1019 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
1020 * config/vax/elf.opt (mno-asm-pic): Likewise.
1021 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
1023 2011-02-21 Mike Stump <mikestump@comcast.net>
1026 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
1027 tree so we can get save the type.
1028 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
1029 for CFString instead of trying to use past the end of the builtins.
1030 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
1031 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
1032 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
1033 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
1034 Rename to darwin_builtin_cfstring.
1035 (darwin_init_cfstring_builtins): Return the built type.
1037 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
1040 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
1041 (_mm256_insert_epi64): Use _mm_insert_epi64.
1043 2011-02-21 Anatoly Sokolov <aesok@post.ru>
1045 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1046 * config/stormy16/stormy16-protos.h
1047 (xstormy16_mode_dependent_address_p): Remove.
1048 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
1049 Make static. Change return type to bool. Change argument type to
1050 const_rtx. Remove dead code.
1051 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1053 2011-02-21 Richard Guenther <rguenther@suse.de>
1056 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1057 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1058 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
1060 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1061 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1063 2011-02-20 Richard Guenther <rguenther@suse.de>
1066 * tree.c (free_lang_data_in_decl): Clean builtins from
1067 the TU decl BLOCK_VARS.
1069 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
1073 * haifa-sched.c (fix_tick_ready): Skip tick computation
1076 2011-02-19 Richard Guenther <rguenther@suse.de>
1079 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
1080 Remove lazy BLOCK_VARS streaming.
1081 (lto_input_ts_block_tree_pointers): Likewise.
1082 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
1084 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1086 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
1088 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1090 * config/i386/biarch32.h, config/i386/mach.h,
1091 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
1093 2011-02-19 Jakub Jelinek <jakub@redhat.com>
1096 * config/i386/i386.md (peephole2 for shift and plus): Use
1097 operands[1] original mode in the first insn.
1099 2011-02-18 Mike Stump <mikestump@comcast.net>
1101 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
1103 2011-02-18 Jan Hubicka <jh@suse.cz>
1106 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
1107 to zero when the function is not inlinable at all.
1109 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1111 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
1112 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1113 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
1114 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
1115 * config/pa/t-pa64: Likewise.
1116 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
1118 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1121 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
1123 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1126 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
1128 2011-02-18 Anatoly Sokolov <aesok@post.ru>
1130 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
1131 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
1132 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
1133 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
1134 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
1135 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
1136 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
1137 m32r_load_postinc_p, m32r_store_preinc_predec_p,
1138 m32r_legitimate_address_p): New functions.
1139 * config/m32r/constraints.md (constraint "S"): Don't use
1140 STORE_PREINC_PREDEC_P.
1141 (constraint "U"): Don't use LOAD_POSTINC_P.
1143 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
1145 PR rtl-optimization/46178
1146 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
1147 compute ira_hard_regno_cover_class[].
1149 2011-02-18 Richard Guenther <rguenther@suse.de>
1152 * lto-streamer.h (lto_global_var_decls): Declare.
1153 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
1154 statics for global var processing.
1156 2011-02-18 Richard Guenther <rguenther@suse.de>
1158 PR tree-optimization/47737
1159 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
1160 edge dominance check.
1162 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1165 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
1166 avoid invalid rtx sharing.
1168 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
1170 * doc/cpp.texi (Obsolete Features): Add background on the
1171 origin of assertions.
1173 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
1175 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
1177 * config/darwin.c (output_objc_section_asm_op): Added support for
1179 (is_objc_metadata): New.
1180 (darwin_objc2_section): New.
1181 (darwin_objc1_section): New.
1182 (machopic_select_section): Added support for ABI v1 and v2.
1183 (darwin_emit_objc_zeroed): New.
1184 (darwin_output_aligned_bss): Detect objc metadata and treat it
1186 (darwin_asm_output_aligned_decl_common): Same.
1187 (darwin_asm_output_aligned_decl_local): Same.
1188 * config/darwin-sections.def: Updated for ABI v1 and v2.
1189 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
1190 compiling Objective-C code for the NeXT runtime, default to using
1191 ABI version 0 for 32-bit, and version 2 for 64-bit.
1193 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1195 * common.opt (optimize_fast): New Variable.
1196 * opts.c (default_options_optimization): Use opts->x_optimize_fast
1197 instead of local variable ofast.
1199 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
1201 * doc/invoke.texi (fobjc-abi-version): Documented.
1202 (fobjc-nilcheck): Documented.
1203 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
1206 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1209 * common.opt (export-dynamic): New Driver option.
1210 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
1212 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1214 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
1216 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
1217 Jan Hubicka <jh@suse.cz>
1221 * cfgexpand.c (account_used_vars_for_block): Remove.
1222 (estimated_stack_frame_size): Use referenced vars.
1223 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
1224 that were referenced in the original function. Test src_fn
1225 rather than cfun. Drop redundant get_var_ann.
1226 (setup_one_parameter): Drop redundant get_var_ann.
1227 (declare_return_variable): Likewise.
1228 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
1229 (copy_arguments_for_versioning): Drop redundant get_var_ann.
1230 * ipa-inline.c (compute_inline_parameters): Do not compute
1231 disregard_inline_limits here.
1232 (compute_inlinable_for_current, pass_inlinable): New.
1233 (pass_inline_parameters): Require PROP_referenced_vars.
1234 * cgraphunit.c (cgraph_process_new_functions): Don't run
1235 compute_inline_parameters explicitly unless function is in SSA form.
1236 (cgraph_analyze_function): Set .disregard_inline_limits.
1237 * tree-sra.c (convert_callers): Compute inliner parameters
1238 only for functions already in SSA form.
1240 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1242 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
1243 -mlittle-endian-data.
1245 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1247 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
1248 -mno-fpu, not -fpu and -no-fpu.
1249 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
1250 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
1252 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
1255 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
1256 input reload with PLUS RTX.
1258 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1260 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
1261 of InverseVar(MDMX).
1263 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1265 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
1268 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1270 * config/mn10300/mn10300.opt (mno-crt0): New.
1272 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1274 * config/m68k/uclinux.opt (static-libc): New Driver option.
1276 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1278 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
1280 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1282 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
1283 %{muser-extend-enabled}.
1285 2011-02-16 Richard Guenther <rguenther@suse.de>
1287 PR tree-optimization/47738
1288 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
1289 the TODO from tree_predictive_commoning.
1291 2011-02-15 Jeff Law <law@redhat.com>
1294 2011-01-25 Jeff Law <law@redhat.com>
1296 PR rtl-optimization/37273
1297 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1298 handle them like argument loads from stack slots. Do not double
1299 count memory for memory constants and argument loads from stack slots.
1301 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1304 * combine.c (cant_combine_insn_p): Revert the last change.
1306 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1309 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
1310 mode for vector constants. Remove code that checks for TImode.
1312 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1316 * cgraph.h (compute_inline_parameters): Return void.
1317 * ipa-inline.c (compute_inline_parameters): Adjust.
1319 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1323 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
1325 * cfgexpand.c (estimated_stack_frame_size): Likewise.
1326 * ipa-inline.c (compute_inline_parameters): Adjust.
1328 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1332 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
1333 Adjust all users. Pass FN to...
1334 * tree-flow-inline.h (first_referenced_var): ... this. Add
1336 * ipa-struct-reorg.c: Adjust.
1337 * tree-dfa.c: Adjust.
1338 * tree-into-ssa.c: Adjust.
1339 * tree-sra.c: Adjust.
1340 * tree-ssa-alias.c: Adjust.
1341 * tree-ssa-live.c: Adjust.
1342 * tree-ssa.c: Adjust.
1343 * tree-ssanames.c: Adjust.
1344 * tree-tailcall.c: Adjust.
1346 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1350 * tree-flow.h (referenced_var_lookup): Add fn parameter.
1352 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
1353 * tree-flow-inline.h: Adjust.
1354 * gimple-pretty-print.c: Adjust.
1355 * tree-into-ssa.c: Adjust.
1356 * tree-ssa.c: Adjust.
1357 * cfgexpand.c: Adjust.
1359 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1361 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
1362 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1363 (EXTRA_CONSTRAINT): Delete.
1364 * config/iq2000/constraints.md: New file.
1365 * config/iq2000/iq2000.md: Include it.
1366 (define_insn ""): Delete.
1367 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
1368 unsupported constraint letters from patterns.
1369 (call_value, call_value_internal1): Likewise.
1370 (call_value_multiple_internal1): Likewise.
1372 2011-02-15 Nick Clifton <nickc@redhat.com>
1374 * config/mn10300/mn10300.c: Include tm-constrs.h.
1375 (struct liw_data): New data structure describing an LIW candidate
1377 (extract_bundle): Use struct liw_data. Allow small integer
1378 operands for some instructions.
1379 (check_liw_constraints): Use struct liw_data. Remove swapped
1380 parameter. Add comments describing the checks. Fix bug when
1381 assigning the source of liw1 to the source of liw2.
1382 (liw_candidate): Delete. Code moved into extract_bundle.
1383 (mn10300_bundle_liw): Use struct liw_data. Check constraints
1385 * config/mn10300/predicates.md (liw_operand): New predicate.
1386 Allows registers and small integer constants.
1387 * config/mn10300/constraints.md (O): New constraint. Accetps
1388 integers in the range -8 to +7 inclusive.
1389 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
1390 for moving a small integer into a register. Give this alternative
1392 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
1393 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
1394 using the J,K,L and M constraints,
1395 (liw): Remove SI mode on second operands to allow for HI and QI
1397 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
1400 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1403 * combine.c (cant_combine_insn_p): Check zero/sign extended
1406 2011-02-15 Richard Guenther <rguenther@suse.de>
1408 PR tree-optimization/47743
1409 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
1410 for a non-type-compatible VN lookup bail out.
1412 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1414 * config/fr30/constraints.md: New file.
1415 * config/fr30/fr30.md: Include it.
1416 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
1417 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1418 (EXTRA_CONSTRAINT): Delete.
1420 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1422 * config/frv/constraints.md: New file.
1423 * config/frv/predicates.md: Include it.
1424 * config/frv/frv.c (reg_class_from_letter): Delete.
1425 (frv_option_override): Don't initialize it.
1426 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
1427 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
1428 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
1429 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1430 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
1431 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1432 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
1433 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
1434 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
1435 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
1436 (REG_CLASS_FROM_CONSTRAINT): Delete.
1438 2011-02-15 Jakub Jelinek <jakub@redhat.com>
1441 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
1442 if frame size is 0 in a leaf function.
1444 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1447 * config/alpha/host-osf.c: New file.
1448 * config/alpha/x-osf: New file.
1449 * config.host (alpha*-dec-osf*): Use it.
1451 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1453 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1454 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
1455 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
1456 (rx_mode_dependent_address_p): ...this. Make static. Change argument
1458 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1460 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1462 * config/stormy16/constraints.md: New file.
1463 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
1464 Use satisfies_constraint_Q and satisfies_constraint_R.
1465 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
1467 (xstormy16_legitiamte_address_p): Declare.
1468 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
1469 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1470 (EXTRA_CONSTRAINT): Delete.
1471 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1473 (xstormy16_extra_constraint_p): Delete.
1475 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
1477 PR tree-optimization/46494
1478 * loop-unroll.c (split_edge_and_insert): Adjust comment.
1479 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
1480 (pass_rtl_loop_done): Add TODO_verify_flow.
1481 * fwprop.c (pass_rtl_fwprop): Likewise.
1482 * modulo-sched.c (pass_sms): Likewise.
1483 * tree-ssa-dom.c (pass_dominator): Likewise.
1484 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1485 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
1486 (pass_tree_loop_done): Likewise.
1487 * tree-ssa-pre.c (execute_pre): Likewise.
1488 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1489 * tree-ssa-sink.c (pass_sink_code): Likewise.
1490 * tree-vrp.c (pass_vrp): Likewise.
1492 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1494 * config/v850/constraints.md: New file.
1495 * config/v850/v850.md: Include it.
1496 * config/v850/predicates.md (reg_or_0_operand): Use
1497 satisfies_constraint_G.
1498 (special_symbolref_operand): Use satisfies_constraint_K.
1499 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
1500 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
1501 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
1502 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1503 (EXTRA_CONSTRAINT): Delete.
1504 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
1505 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
1506 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
1508 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1511 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
1514 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1516 * config/mcore/constraints.md: New file.
1517 * config/mcore/mcore.md: Include it.
1518 * config/mcore/mcore.c (reg_class_from_letter): Delete.
1519 * config/mcore/mcore.h (reg_class_from_letter): Delete.
1520 (REG_CLASS_FROM_LETTER): Delete.
1521 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
1522 insn_const_int_ok_for_constraint.
1523 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
1524 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
1525 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1526 (EXTRA_CONSTRAINT): Delete.
1528 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1531 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
1532 (IS_SIGHANDLER): Define.
1533 (sparc64_is_sighandler): New function, split off from
1534 sparc64_fallback_frame_state.
1535 (sparc_is_sighandler): New function, split off from
1536 sparc_fallback_frame_state.
1537 (sparc64_fallback_frame_state): Merge with ...
1538 (sparc_fallback_frame_state): ... this into ...
1539 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
1540 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
1541 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
1542 stack instead of hardcoded offsets.
1544 2011-02-14 Andriy Gapon <avg@freebsd.org>
1547 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
1549 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1551 * configure: Regenerate.
1553 2011-02-12 Joseph Myers <joseph@codesourcery.com>
1556 * gcc.c (asm_options): Correct spec matching --target-help.
1558 2011-02-12 Martin Jambor <mjambor@suse.cz>
1560 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
1561 to gimple call error.
1563 2011-02-12 Mike Stump <mikestump@comcast.net>
1565 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
1566 comments in backslash regions.
1568 2011-02-12 Mike Stump <mikestump@comcast.net>
1569 Jakub Jelinek <jakub@redhat.com>
1570 Iain Sandoe <iains@gcc.gnu.org>
1573 * dwarf2out.c (output_cfa_loc): When required, apply the
1574 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
1575 (output_loc_sequence): Likewise.
1576 (output_loc_operands_raw): Likewise.
1577 (output_loc_sequence_raw): Likewise.
1578 (output_cfa_loc): Likewise.
1579 (output_loc_list): Suppress register number adjustment when
1580 calling output_loc_sequence()
1581 (output_die): Likewise.
1583 2011-02-12 Anatoly Sokolov <aesok@post.ru>
1585 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1587 * config/xtensa/xtensa.c (xtensa_register_move_cost,
1588 xtensa_memory_move_cost): New functions.
1589 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
1591 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
1594 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
1595 in the current directory.
1596 * configure: Rebuilt.
1598 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1600 * config/darwin.c (darwin_override_options): Add a hunk missed
1601 from the commit of r168571. Trim comment line lengths and
1602 correct indents of the preceding block.
1604 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1606 * gcc.c (driver_handle_option): Concatenate the argument to -F with
1609 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1611 * common.opt (nostartfiles): New Driver option.
1613 2011-02-11 Xinliang David Li <davidxl@google.com>
1615 PR tree-optimization/47707
1616 * tree-chrec.c (convert_affine_scev): Keep type precision.
1618 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
1620 PR tree-optimization/47420
1621 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
1623 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
1625 PR rtl-optimization/47614
1626 * rtl.h (check_for_inc_dec): Declare.
1627 * dse.c (check_for_inc_dec): Externalize...
1628 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
1629 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
1631 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1634 * gcc.c (main): Do not compile inputs if there were errors in
1636 * opts-common.c (read_cmdline_option): Check for wrong language
1637 after other error checks.
1639 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
1641 * cgraph.c: Fix comment typos.
1642 * cgraph.h: Likewise.
1643 * cgraphunit.c: Likewise.
1644 * ipa-cp.c: Likewise.
1645 * ipa-inline.c: Likewise.
1646 * ipa-prop.c: Likewise.
1647 * ipa-pure-const.c: Likewise.
1648 * ipa-ref.c: Likewise.
1649 * ipa-reference.c: Likewise.
1651 2011-02-11 Jakub Jelinek <jakub@redhat.com>
1654 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
1656 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1659 * doc/sourcebuild.texi (Require Support): Document
1660 dg-require-ascii-locale.
1662 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
1664 * doc/lto.texi (Write summary): Fix missing parentheses.
1666 2011-02-10 DJ Delorie <dj@redhat.com>
1668 * config/m32c/m32c.c (m32c_option_override): Disable
1669 -fcombine-stack-adjustments until flag value tracking and compare
1670 optimization can be rewritten.
1672 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
1674 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
1676 (PROCESSOR_DEFAULT64): Likewise.
1678 2011-02-10 Richard Henderson <rth@redhat.com>
1680 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
1681 change from 2011-02-03.
1682 * config/rx/rx.c (flags_from_code): Likewise.
1683 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
1684 is valid, n/pz otherwise.
1685 (rx_select_cc_mode): Return CCmode if Y is not zero.
1687 2011-02-10 Richard Guenther <rguenther@suse.de>
1689 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
1691 2011-02-10 Richard Guenther <rguenther@suse.de>
1693 PR tree-optimization/47677
1694 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
1696 2011-02-10 Jakub Jelinek <jakub@redhat.com>
1699 * combine.c (make_compound_operation): Only change shifts into
1700 multiplication for SCALAR_INT_MODE_P.
1702 2011-02-10 Jie Zhang <jie@codesourcery.com>
1706 2011-02-05 Jie Zhang <jie@codesourcery.com>
1708 * web.c (entry_register): Don't clobber the number of the
1709 first uninitialized reference in used[].
1711 2011-02-09 Richard Guenther <rguenther@suse.de>
1713 PR tree-optimization/47664
1714 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
1717 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
1721 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
1723 (PROCESSOR_DEFAULT64): Same.
1724 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
1726 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1728 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
1730 2011-02-09 Martin Jambor <mjambor@suse.cz>
1733 * tree-sra.c (struct access): New flags grp_scalar_read and
1734 grp_scalar_write. Changed description of assignment read and write
1736 (dump_access): Dump new flags, reorder all of them.
1737 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
1738 to detect multiple scalar reads.
1739 (analyze_access_subtree): Use the new scalar read write flags instead
1740 of the old flags. Adjusted comments.
1742 2011-02-08 DJ Delorie <dj@redhat.com>
1745 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
1748 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1750 * config/m68k/uclinux.opt: New.
1751 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
1753 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1755 * config/cris/elf.opt (sim): New Driver option.
1757 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1759 * config/xtensa/elf.opt: New.
1760 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
1762 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1764 * config/vax/elf.opt: New.
1765 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
1767 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1769 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
1771 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1773 * config/gnu-user.opt: New.
1774 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
1775 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
1776 *-*-uclinux*): Use gnu-user.opt.
1778 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
1780 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
1781 * config/i386/gnu.h (CPP_SPEC): Likewise.
1783 2011-02-08 Ian Lance Taylor <iant@google.com>
1785 * common.opt (fcx-limited-range): Add SetByCombined flag.
1786 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
1787 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
1788 (fassociative-math, freciprocal-math): Likewise.
1789 (funsafe-math-optimizations): Likewise.
1790 * opth-gen.awk: Handle SetByCombined.
1791 * optc-gen.awk: Likewise.
1792 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
1793 (set_unsafe_math_optimizations_flags): Likewise.
1794 * doc/options.texi (Option properties): Document SetByCombined.
1796 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1798 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
1799 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
1800 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
1801 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
1802 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
1804 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
1806 PR tree-optimization/46834
1807 PR tree-optimization/46994
1808 PR tree-optimization/46995
1809 * graphite-sese-to-poly.c (used_outside_reduction): New.
1810 (detect_commutative_reduction): Call used_outside_reduction.
1811 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
1812 translate_scalar_reduction_to_array only when at least one
1813 loop-phi/close-phi tuple has been detected.
1815 2011-02-08 Richard Guenther <rguenther@suse.de>
1818 * tree-vect-generic.c (expand_vector_operations_1): Update
1820 (expand_vector_operations): ... not here. Cleanup EH info
1821 and the CFG if required.
1823 2011-02-08 Richard Guenther <rguenther@suse.de>
1825 PR tree-optimization/47641
1826 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
1827 require type compatibility.
1829 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1831 * gimple-low.c (lower_function_body): Don't remove the location of
1832 the return statement here.
1833 (lower_gimple_return): Do it here instead but only if the return
1834 statement is actually used twice.
1836 2011-02-08 Richard Guenther <rguenther@suse.de>
1838 PR tree-optimization/47632
1839 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
1840 unused up_to_stmt parameter, return whether cfg-cleanup is
1841 necessary, remove EH info properly.
1842 (forward_propagate_into_gimple_cond): Adjust caller.
1843 (forward_propagate_into_cond): Likewise.
1844 (forward_propagate_comparison): Likewise.
1845 (tree_ssa_forward_propagate_single_use_vars): Make
1846 forward_propagate_comparison case similar to the two others.
1848 2011-02-08 Nick Clifton <nickc@redhat.com>
1850 * config/mn10300/mn10300.opt (mliw): New command line option.
1851 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
1852 (liw_bundling): New automaton.
1853 (liw): New attribute.
1854 (liw_op): New attribute.
1855 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
1856 (movsi_internal): Add LIW attributes.
1860 (addsi3): Separate register and immediate alternatives.
1865 (lshrsi3): Likewise.
1866 (ashrsi3): Likewise.
1868 * config/mn10300/mn10300.c (liw_op_names): New
1869 (mn10300_print_operand): Handle 'W' operand descriptor.
1870 (extract_bundle): New function.
1871 (check_liw_constraints): New function.
1872 (liw_candidate): New function.
1873 (mn10300_bundle_liw): New function.
1874 (mn10300_reorg): New function.
1875 (TARGET_MACHINE_DEPENDENT_REORG): Define.
1876 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
1877 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
1878 __LIW__ or __NO_LIW__.
1879 * doc/invoke.texi: Describe the -mliw command line option.
1881 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1883 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
1884 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1885 pthread_mutex_unlock): Remove.
1886 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
1887 * config/pa/t-pa64: Likewise.
1888 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
1889 shared libc if not linking against libpthread.
1890 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
1892 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
1895 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
1896 on 10.6 and later to ensure that we always use the unwinder from
1897 the system. Only add -no_compact_unwind when tarteting darwin
1900 2011-02-07 Steve Ellcey <sje@cup.hp.com>
1903 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
1904 (vec_interleave_lowv2sf): Ditto.
1905 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
1906 (vec_extract_oddv2sf): Ditto.
1908 2011-02-07 Mike Stump <mikestump@comcast.net>
1911 Add __ieee_divdc3 entry point.
1912 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
1914 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
1915 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
1916 * config/darwin.c (darwin_rename_builtins): Add.
1917 * config/darwin-protos.h (darwin_rename_builtins): Add.
1919 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1922 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
1925 2011-02-07 Mike Stump <mikestump@comcast.net>
1927 * config/darwin.opt (mmacosx-version-min): Update default OS version.
1929 2011-02-07 Denis Chertykov <chertykov@gmail.com>
1932 * config/avr/libgcc.S (exit): Move .endfunc
1934 2011-02-07 Richard Guenther <rguenther@suse.de>
1936 PR tree-optimization/47615
1937 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
1938 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
1939 (run_scc_vn): Initialize it.
1940 (visit_reference_op_load): Use it.
1941 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
1943 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1945 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
1946 DImode trapping arithmetic libfuncs.
1948 2011-02-07 Richard Guenther <rguenther@suse.de>
1950 PR tree-optimization/47621
1951 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
1953 (execute_update_addresses_taken): ... here. Make it more
1954 conservative in what we accept.
1956 2011-02-06 Joseph Myers <joseph@codesourcery.com>
1958 * config/sparc/freebsd.h (ASM_SPEC): Define.
1959 * config/sparc/vxworks.h (ASM_SPEC): Define.
1961 2011-02-06 Joseph Myers <joseph@codesourcery.com>
1963 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
1965 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
1967 * doc/invoke.texi: Remove reference to compiler internals from
1970 * reg-notes.def: Remove REG_VALUE_PROFILE.
1971 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
1973 2011-02-05 Jakub Jelinek <jakub@redhat.com>
1976 * varasm.c (default_section_type_flags): If decl is NULL,
1977 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
1979 2011-02-05 Jie Zhang <jie@codesourcery.com>
1982 * web.c (entry_register): Don't clobber the number of the
1983 first uninitialized reference in used[].
1985 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
1987 PR tree-optimization/46194
1988 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
1989 (build_classic_dist_vector_1): Do not represent classic distance
1990 vectors when the access functions are variating in different loops.
1992 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1994 * config/mips/iris6.opt: New.
1995 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
1997 2011-02-04 Richard Henderson <rth@redhat.com>
1998 Steve Ellcey <sje@cup.hp.com>
2001 * config/ia64/predicates.md (mux1_brcst_element): New.
2002 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
2003 * config/ia64/ia64.c (ia64_unpack_assemble): New.
2004 (ia64_unpack_sign): New.
2005 (ia64_expand_unpack): Rewrite using new routines.
2006 (ia64_expand_widen_sum): Ditto.
2007 (ia64_expand_dot_prod_v8qi): Ditto.
2008 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
2009 routines, add endian check.
2010 (pmpy2_even): Rename from pmpy2_r, add endian check.
2011 (pmpy2_odd): Rename from pmpy2_l, add endian check.
2012 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
2013 (vec_widen_smult_hi_v4hi): Ditto.
2014 (vec_widen_umult_lo_v4hi): Ditto.
2015 (vec_widen_umult_hi_v4hi): Ditto.
2016 (mulv2si3): Change endian checks.
2017 (sdot_prodv4hi): Rewrite with new calls.
2018 (udot_prodv4hi): New.
2019 (vec_pack_ssat_v4hi): Add endian check.
2020 (vec_pack_usat_v4hi): Ditto.
2021 (vec_pack_ssat_v2si): Ditto.
2022 (max1_even): Rename from max1_r, add endian check.
2023 (max1_odd): Rename from max1_l, add endian check.
2024 (*mux1_rev): Format change.
2026 (*mux1_shuf): Ditto.
2028 (*mux1_brcst_v8qi): Use new predicate.
2029 (vec_extract_evenv8qi): Remove endian check.
2030 (vec_extract_oddv8qi): Ditto.
2031 (vec_interleave_lowv4hi): Format change.
2032 (vec_interleave_highv4hi): Ditto.
2033 (mix2_even): Rename from mix2_r, add endian check.
2034 (mix2_odd): Rename from mux2_l, add endian check.
2035 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
2036 (vec_extract_evenodd_helper): Format change.
2037 (vec_extract_evenv4hi): Remove endian check.
2038 (vec_extract_oddv4hi): Remove endian check.
2039 (vec_interleave_lowv2si): Format change.
2040 (vec_interleave_highv2si): Format change.
2041 (vec_initv2si): Remove endian check.
2042 (vecinit_v2si): Add endian check.
2043 (reduc_splus_v2sf): Add endian check.
2044 (reduc_smax_v2sf): Ditto.
2045 (reduc_smin_v2sf): Ditto.
2046 (vec_initv2sf): Remove endian check.
2047 (fpack): Add endian check.
2048 (fswap): Add endian check.
2049 (vec_interleave_highv2sf): Add endian check.
2050 (vec_interleave_lowv2sf): Add endian check.
2051 (fmix_lr): Add endian check.
2052 (vec_setv2sf): Format change.
2053 (*vec_extractv2sf_0_be): Use shift to extract operand.
2054 (*vec_extractv2sf_1_be): New.
2055 (vec_pack_trunc_v4hi): Add endian check.
2056 (vec_pack_trunc_v2si): Format change.
2058 2011-02-04 Jakub Jelinek <jakub@redhat.com>
2061 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
2062 do bb, locus and block comparison and disallow loads if it is not set.
2063 (stmt_is_replaceable_p): New function.
2064 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
2066 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
2067 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
2069 * tree-flow.h (stmt_is_replaceable_p): New prototype.
2071 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2073 * config/rs6000/xilinx.opt: New.
2074 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
2076 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2078 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
2080 2011-02-03 Anatoly Sokolov <aesok@post.ru>
2082 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
2083 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
2084 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
2085 secondary_reload_info, xtensa_secondary_reload): Remove.
2086 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
2087 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
2088 (xtensa_preferred_reload_class): Make static. Change return and
2089 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
2090 Use CONST_DOUBLE_P predicate.
2091 (xtensa_preferred_output_reload_class): New function.
2092 (xtensa_secondary_reload): Make static.
2094 2011-02-03 Joseph Myers <joseph@codesourcery.com>
2096 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
2097 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
2098 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
2100 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2103 * output.h (SECTION_RELRO): Define.
2104 (SECTION_MACH_DEP): Adjust.
2105 (get_variable_section): New prototype.
2106 * varpool.c (varpool_finalize_named_section_flags): New function.
2107 (varpool_assemble_pending_decls): Call it.
2108 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
2109 * cgraphunit.c (cgraph_output_in_order): Call
2110 varpool_finalize_named_section_flags.
2111 * varasm.c (get_section): Allow section flags conflicts between
2112 relro and read-only sections if the section hasn't been declared yet.
2113 Set SECTION_OVERRIDE after diagnosing section type conflict.
2114 (get_variable_section): No longer static.
2115 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
2116 readonly sections that need relocations.
2117 (decl_readonly_section_1): New function.
2118 (decl_readonly_section): Use it.
2121 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
2122 Steve Ellcey <sje@cup.hp.com>
2125 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
2126 if section attribute used.
2128 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2130 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
2131 * config/darwin.c (SECTION_NO_ANCHOR): Define.
2132 (darwin_init_sections): Remove assertion.
2134 2011-02-03 Nick Clifton <nickc@redhat.com>
2136 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
2138 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
2139 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
2140 instead of "n" and "pz".
2141 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
2144 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2147 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
2148 fma, expand FMA_EXPR as fma{,f,l} call.
2151 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
2152 copy them into a unsigned char variable and pass address of it to
2153 lto_output_data_stream.
2156 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
2157 around backend_init_target and lang_dependent_init_target calls.
2158 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
2159 (verify_cgraph_node): Don't call set_cfun here. Use
2160 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
2161 Set error_found for incorrectly represented calls to thunks.
2163 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2166 PR rtl-optimization/43494
2167 * rtl.h (for_each_inc_dec_fn): New type.
2168 (for_each_inc_dec): Declare.
2169 * rtlanal.c (struct for_each_inc_dec_ops): New type.
2170 (for_each_inc_dec_find_inc_dec): New fn.
2171 (for_each_inc_dec_find_mem): New fn.
2172 (for_each_inc_dec): New fn.
2173 * dse.c (struct insn_size): Remove.
2174 (replace_inc_dec, replace_inc_dec_mem): Remove.
2175 (emit_inc_dec_insn_before): New fn.
2176 (check_for_inc_dec): Use it, along with for_each_inc_dec.
2177 (canon_address): Pass mem modes to cselib_lookup.
2178 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
2179 (cselib_lookup_from_insn): Likewise.
2180 (cselib_subst_to_values): Likewise.
2181 * cselib.c (find_slot_memmode): New var.
2182 (cselib_find_slot): New fn. Use it instead of
2183 htab_find_slot_with_hash everywhere.
2184 (entry_and_rtx_equal_p): Use find_slot_memmode.
2185 (autoinc_split): New fn.
2186 (rtx_equal_for_cselib_p): Rename and implement in terms of...
2187 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
2188 Deal with autoinc. Special-case recursion into MEMs.
2189 (cselib_hash_rtx): Likewise.
2190 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
2191 address and MEM modes.
2192 (cselib_subst_to_values): Add memmode, pass it on.
2194 (cselib_lookup): Add memmode argument, pass it on.
2195 (cselib_lookup_from_insn): Add memmode.
2196 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
2197 (struct cselib_record_autoinc_data): New.
2198 (cselib_record_autoinc_cb): New fn.
2199 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
2200 mode to cselib_lookup. Reset autoinced REGs here instead of...
2201 (cselib_process_insn): ... here.
2202 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
2204 (add_uses): Likewise, also to cselib_subst_to_values.
2205 (add_stores): Likewise.
2206 * sched-deps.c (add_insn_mem_dependence): Pass mode to
2207 cselib_subst_to_values.
2208 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
2209 * gcse.c (do_local_cprop): Adjusted.
2210 * postreload.c (reload_cse_simplify_set): Adjusted.
2211 (reload_cse_simplify_operands): Adjusted.
2212 * sel-sched-dump (debug_mem_addr_value): Pass mode.
2214 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2216 PR tree-optimization/45122
2217 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
2218 unsafe assumptions when there's more than one loop exit.
2220 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2223 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
2224 Document using vector double with the load/store builtins, and
2225 that the load/store builtins always use Altivec instructions.
2227 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
2228 to use altivec memory instructions, even on VSX.
2229 (vector_altivec_store_<mode>): Ditto.
2231 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
2234 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2235 V2DF, V2DI support to load/store overloaded builtins.
2237 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
2238 altivec load/store builtins for V2DF/V2DI types.
2240 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
2241 set avoid indexed addresses on power6 if -maltivec.
2242 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
2243 vector_altivec_load/vector_altivec_store builtins.
2244 (altivec_expand_st_builtin): Ditto.
2245 (altivec_expand_builtin): Add VSX memory builtins.
2246 (rs6000_init_builtins): Add V2DI types to internal types.
2247 (altivec_init_builtins): Add support for V2DF/V2DI altivec
2248 load/store builtins.
2249 (rs6000_address_for_altivec): Insure memory address is appropriate
2252 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
2253 vec_vsx_ld and vec_vsx_st.
2254 (vsx_store_<mode>): Ditto.
2256 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
2257 variables to hold long long types for VSX vector memory builtins.
2258 (RS6000_BTI_unsigned_long_long): Ditto.
2259 (long_long_integer_type_internal_node): Ditti.
2260 (long_long_unsigned_type_internal_node): Ditti.
2262 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
2263 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
2264 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
2266 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
2268 (vec_vsx_st): Ditto.
2270 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2272 * config/pa/pa-hpux10.opt: New.
2273 * config/hpux11.opt (pthread): New Driver option.
2274 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
2275 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
2277 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2279 * config/ia64/vms.opt: New.
2280 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
2282 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2285 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
2286 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
2287 generator functions.
2288 (vsx_floatuns<VSi><mode>2): Ditto.
2289 (vsx_fix_trunc<mode><VSi>2): Ditto.
2290 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
2292 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2294 * config/i386/djgpp.opt (posix): New Driver option.
2296 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2298 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
2299 Move to the unsupported targets list.
2301 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
2303 PR rtl-optimization/47525
2304 * df-scan.c: Update copyright years.
2305 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
2306 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
2308 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2310 * config/i386/sysv4.h (TARGET_VERSION): Remove.
2311 (SUBTARGET_RETURN_IN_MEMORY): Remove.
2312 (ASM_OUTPUT_ASCII): Remove.
2313 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
2315 2011-02-02 Jeff Law <law@redhat.com>
2318 * reload.c (find_reloads_address): Handle reg+d address where both
2319 components are invalid by reloading the entire address.
2321 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2322 Richard Guenther <rguenther@suse.de>
2324 PR tree-optimization/40979
2326 * passes.c (init_optimization_passes): After LIM call copy_prop
2327 and DCE to clean up.
2328 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
2330 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2332 PR tree-optimization/47576
2333 PR tree-optimization/47555
2334 * doc/invoke.texi (scev-max-expr-complexity): Documented.
2335 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2336 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
2337 * tree-scalar-evolution.c (follow_ssa_edge): Use
2338 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
2340 2011-02-02 Richard Guenther <rguenther@suse.de>
2342 PR tree-optimization/47566
2343 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
2345 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2349 * tree-inline.c (declare_return_variable): Remove unused caller
2354 * tree-flow-inline.h (clear_is_used, is_used_p): New.
2355 * cfgexpand.c (account_used_vars_for_block): Use them.
2356 * tree-nrv.c (tree_nrv): Likewise.
2357 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
2358 (dump_scope_block): Likewise.
2359 (remove_unused_locals): Likewise.
2363 * tree-inline.c (declare_return_variable): Add result decl to
2364 local decls only once.
2365 * gimple-low.c (record_vars_into): Mark newly-created variables
2368 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2374 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2376 (no_real_insns_p, schedule_block, set_priorities): Drop special
2377 treatment of boundary debug insns.
2378 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2379 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
2380 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2381 (BOUNDARY_DEBUG_INSN_P): Likewise.
2382 (SCHEDULE_DEBUG_INSN_P): Likewise.
2383 * sched-rgn.c (init_ready_list): Drop special treatment of
2384 boundary debug insns.
2385 * final.c (rest_of_clean_state): Clear notes' BB.
2387 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2389 * config/openbsd.opt (assert=): New Driver option.
2391 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2393 * config/i386/nto.opt: New.
2394 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
2396 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2398 * config/i386/netware.opt: New.
2399 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
2401 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2403 * config/interix.opt (posix): New Driver option.
2405 2011-02-01 DJ Delorie <dj@redhat.com>
2407 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
2409 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
2412 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
2414 PR tree-optimization/47561
2415 * toplev.c (process_options): Print the Graphite flags. Add
2416 flag_loop_flatten to the list of options requiring Graphite.
2418 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2420 * config/i386/cygming.opt (posix): New Driver option.
2422 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2424 * config/arm/vxworks.opt: New.
2425 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
2427 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2429 * config/alpha/elf.opt: New.
2430 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
2431 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
2433 2011-02-01 Richard Guenther <rguenther@suse.de>
2435 PR tree-optimization/47559
2436 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
2437 store-motion on references that can throw.
2439 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
2441 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
2442 * tree-pass.h (TDF_CSELIB): New macro.
2443 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
2444 cselib_lookup): Check for it rather than for TDF_DETAILS.
2446 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
2449 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
2452 * opts.c (finish_options): Don't add x_aux_base_name if it is
2455 2011-02-01 Richard Guenther <rguenther@suse.de>
2457 PR tree-optimization/47555
2459 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
2461 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2463 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
2466 * config/lm32/t-lm32: Add multilib for all CPU options.
2468 2011-02-01 Richard Guenther <rguenther@suse.de>
2470 PR tree-optimization/47541
2471 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2472 sure to have a field at offset zero.
2474 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2476 * config/arc/arc.opt (EB, EL): New Driver options.
2478 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2480 * config/alpha/osf5.opt: New.
2481 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
2483 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2485 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
2487 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
2489 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
2491 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
2492 is an alias of -floop-interchange and that it requires the
2493 Graphite infrastructure.
2494 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
2495 flag_loop_interchange based on the value of flag_tree_loop_linear.
2497 2011-01-31 Jakub Jelinek <jakub@redhat.com>
2498 Richard Guenther <rguenther@suse.de>
2500 PR tree-optimization/47538
2501 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
2502 type instead of r1type, except for comparisons. For right
2503 shifts and comparisons punt if there are mismatches in
2504 sizetype vs. non-sizetype types.
2506 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2508 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2511 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2513 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
2515 * configure: Regenerate.
2517 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2519 * configure.ac (gcc_cv_ld_static_option): Define.
2520 (gcc_cv_ld_dynamic_option): Define.
2521 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
2523 (HAVE_LD_STATIC_DYNAMIC): Update message.
2524 (LD_STATIC_OPTION): Define.
2525 (LD_DYNAMIC_OPTION): Define.
2526 * configure: Regenerate.
2527 * config.in: Regenerate.
2528 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
2529 HAVE_LD_STATIC_DYNAMIC]: Use them.
2531 2011-01-31 Nick Clifton <nickc@redhat.com>
2533 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
2534 registers inside interrupt handlers if the handler is not a leaf
2537 2011-01-31 Nick Clifton <nickc@redhat.com>
2539 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
2540 reg_renumber returning an INVALID_REGNUM.
2542 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2545 * doc/install.texi: Document host options discarded when cross
2546 configuring target libraries.
2548 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2551 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2554 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2556 (no_real_insns_p, schedule_block, set_priorities): Drop special
2557 treatment of boundary debug insns.
2558 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2559 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2560 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2561 (BOUNDARY_DEBUG_INSN_P): Likewise.
2562 (SCHEDULE_DEBUG_INSN_P): Likewise.
2563 * sched-rgn.c (init_ready_list): Drop special treatment of
2564 boundary debug insns.
2565 * final.c (rest_of_clean-state): Clear notes' BB.
2567 2011-01-31 Alan Modra <amodra@gmail.com>
2569 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
2570 toc relative expressions as we do in print_operand_address.
2572 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
2574 * doc/extend.texi: Follow spelling conventions.
2575 * doc/invoke.texi: Fix a typo.
2577 2011-01-30 Joseph Myers <joseph@codesourcery.com>
2579 * config/hpux11.opt: New.
2580 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
2581 ia64*-*-hpux*): Use hpux11.opt.
2583 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
2585 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
2588 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2590 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
2593 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2595 * doc/install.texi (Binaries): Remove outdated reference for
2596 Motorola 68HC11/68HC12 downloads.
2598 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2600 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
2603 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
2606 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
2609 2011-01-28 Ahmad Sharif <asharif@google.com>
2611 * value-prof.c (check_counter): Corrected error message.
2613 2011-01-29 Jie Zhang <jie@codesourcery.com>
2615 * config/arm/arm.c (arm_legitimize_reload_address): New.
2616 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
2617 arm_legitimize_reload_address.
2618 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
2620 2011-01-28 Ian Lance Taylor <iant@google.com>
2622 * godump.c (go_define): Ignore macros whose definitions include
2623 two adjacent operands.
2625 2011-01-28 Jakub Jelinek <jakub@redhat.com>
2628 * varasm.c (force_const_mem): Store copy of x in desc->constant
2629 instead of x itself.
2630 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
2631 itself into REG_EQUAL note.
2633 2011-01-28 Joseph Myers <joseph@codesourcery.com>
2635 * config/freebsd.opt (posix, rdynamic): New Driver options.
2637 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2639 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
2641 * configure: Regenerate.
2643 2011-01-27 Joseph Myers <joseph@codesourcery.com>
2645 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
2646 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
2648 2011-01-27 Anatoly Sokolov <aesok@post.ru>
2650 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
2651 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
2652 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
2653 (s390_preferred_reload_class): Make static. Change return and
2654 'rclass' argument type to reg_class_t.
2656 2011-01-27 Jan Hubicka <jh@suse.cz>
2659 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
2660 (process_function_and_variable_attributes): Check defined weakrefs.
2662 2011-01-27 Martin Jambor <mjambor@suse.cz>
2664 PR tree-optimization/47228
2665 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
2666 build_ref_for_offset.
2668 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2670 * config/spu/spu-elf.h (ASM_SPEC): Remove.
2672 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
2674 PR rtl-optimization/46856
2675 * postreload.c (reload_combine_recognize_const_pattern): Do not
2676 separate cc0 setter and user on cc0 targets.
2678 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
2681 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
2682 passed a VOID_TYPE expression, immediately emit an error and
2683 return error_mark_node.
2685 2011-01-26 Jeff Law <law@redhat.com>
2687 PR rtl-optimization/47464
2688 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
2689 rather than may_trap_p as needed.
2691 2011-01-26 DJ Delorie <dj@redhat.com>
2693 PR rtl-optimization/46878
2694 * combine.c (insn_a_feeds_b): Check for the implicit cc0
2695 setter/user dependency as well.
2697 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
2699 PR rtl-optimization/44469
2700 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
2701 after removing trivially dead basic blocks.
2703 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2705 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
2706 * config/frv/frv.h (LINK_SPEC): Likewise.
2707 * config/i386/netware.h (LINK_SPEC): Likewise.
2708 * config/m68k/linux.h (ASM_SPEC): Likewise.
2709 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2710 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2711 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2712 * config/sparc/linux.h (ASM_SPEC): Likewise.
2713 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2714 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2716 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2718 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
2719 * config/frv/frv.h (ASM_SPEC): Likewise.
2720 * config/m68k/linux.h (ASM_SPEC): Likewise.
2721 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2722 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
2723 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2724 * config/sparc/linux.h (ASM_SPEC): Likewise.
2725 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2726 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2728 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2730 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
2731 * config/frv/frv.h (LINK_SPEC): Likewise.
2732 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2734 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2736 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
2737 * config/frv/frv.h (ASM_SPEC): Likewise.
2738 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
2739 * config/m68k/linux.h (ASM_SPEC): Likewise.
2740 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2741 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
2742 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2743 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
2744 * config/sparc/linux.h (ASM_SPEC): Likewise.
2745 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2746 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2747 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
2749 2011-01-26 Steve Ellcey <sje@cup.hp.com>
2752 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
2754 (vec_extract_evenodd_help): Ditto.
2755 (vec_extract_evenv4hi): Ditto.
2756 (vec_extract_oddv4hi): Ditto.
2757 (vec_interleave_lowv2si): Ditto.
2758 (vec_interleave_highv2si): Ditto.
2759 (vec_extract_evenv2si): Ditto.
2760 (vec_extract_oddv2si: Ditto.
2761 (vec_pack_trunc_v2si): Ditto.
2763 2011-01-22 Jan Hubicka <jh@suse.cz>
2766 * cgraph.h (cgraph_local_info): New field can_change_signature.
2767 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
2768 signature can change.
2769 (ipcp_estimate_growth): Call sequence simplify only if calle signature
2771 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
2772 (cgraph_function_versioning): We can not change signature of functions
2773 that don't allow that.
2774 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
2775 (lto_input_node): Likewise.
2776 * ipa-inline.c (compute_inline_parameters): Compute
2777 local.can_change_signature.
2778 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
2779 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
2780 functions that can not change signature.
2781 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
2782 init_cumulative_args): Do not use local calling conventions
2783 for functions that can not change signature.
2785 2011-01-22 Jan Hubicka <jh@suse.cz>
2787 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
2789 2011-01-26 Richard Guenther <rguenther@suse.de>
2791 PR tree-optimization/47190
2792 * cgraphunit.c (process_common_attributes): New function.
2793 (process_function_and_variable_attributes): Use it.
2795 2011-01-26 Richard Guenther <rguenther@suse.de>
2798 * cgraphbuild.c (record_eh_tables): Record reference to personality
2801 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
2804 * sel-sched.c (moveup_expr): Don't let debug insns prevent
2805 non-debug insns from moving up.
2807 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
2810 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
2811 t-dlldir{,-x} fragment for build and add it to tmake_file.
2812 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
2813 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
2814 * config/i386/t-dlldir: New file.
2815 (SHLIB_DLLDIR): Define.
2816 * config/i386/t-dlldir-x: New file.
2817 (SHLIB_DLLDIR): Define.
2818 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
2819 (SHLIB_INSTALL): Use it.
2821 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
2824 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
2825 lower bound of the allowed Thumb-2 coprocessor load/store
2826 index range to -256. Add explaining comment.
2828 2011-01-25 Ian Lance Taylor <iant@google.com>
2830 * godump.c (go_define): Improve lexing of macro expansion to only
2831 accept expressions which match Go spec.
2833 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
2836 * tree.c (handle_dll_attribute): Handle it.
2837 * doc/extend.texi (@item dllexport): Mention it.
2838 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
2840 2011-01-25 Ian Lance Taylor <iant@google.com>
2842 PR tree-optimization/26854
2843 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
2844 (decl_jump_unsafe): Move higher in file, with no other change.
2845 (bind): Set has_jump_unsafe_decl if appropriate.
2846 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
2847 (check_earlier_gotos): Likewise.
2848 (c_check_switch_jump_warnings): Likewise.
2850 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
2852 * doc/invoke.texi (Warning Options): Add missing hyphen.
2853 (-fprofile-dir): Minor grammatical fixes.
2854 (-fbranch-probabilities): Likewise.
2856 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2860 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2862 (no_real_insns_p, schedule_block, set_priorities): Drop special
2863 treatment of boundary debug insns.
2864 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2865 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2866 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2867 (BOUNDARY_DEBUG_INSN_P): Likewise.
2868 (SCHEDULE_DEBUG_INSN_P): Likewise.
2869 * sched-rgn.c (init_ready_list): Drop special treatment of
2870 boundary debug insns.
2871 * final.c (rest_of_clean-state): Clear notes' BB.
2873 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2875 * Makefile.in (LAMBDA_H): Removed.
2876 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
2877 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
2878 lambda-trans.o, and tree-loop-linear.o.
2879 (lto-symtab.o): Remove dependence on LAMBDA_H.
2880 (tree-loop-linear.o): Remove rule.
2881 (lambda-mat.o): Same.
2882 (lambda-trans.o): Same.
2883 (lambda-code.o): Same.
2884 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
2885 (tree-vect-slp.o): Same.
2886 * hwint.h (gcd): Moved here.
2887 (least_common_multiple): Same.
2888 * lambda-code.c: Removed.
2889 * lambda-mat.c: Removed.
2890 * lambda-trans.c: Removed.
2891 * lambda.h: Removed.
2892 * tree-loop-linear.c: Removed.
2893 * lto-symtab.c: Do not include lambda.h.
2894 * omega.c (gcd): Removed.
2895 * passes.c (init_optimization_passes): Remove pass_linear_transform.
2896 * tree-data-ref.c (print_lambda_vector): Moved here.
2897 (lambda_vector_copy): Same.
2898 (lambda_matrix_copy): Same.
2899 (lambda_matrix_id): Same.
2900 (lambda_vector_first_nz): Same.
2901 (lambda_matrix_row_add): Same.
2902 (lambda_matrix_row_exchange): Same.
2903 (lambda_vector_mult_const): Same.
2904 (lambda_vector_negate): Same.
2905 (lambda_matrix_row_negate): Same.
2906 (lambda_vector_equal): Same.
2907 (lambda_matrix_right_hermite): Same.
2908 * tree-data-ref.h: Do not include lambda.h.
2909 (lambda_vector): Moved here.
2910 (lambda_matrix): Same.
2911 (dependence_level): Same.
2912 (lambda_transform_legal_p): Removed declaration.
2913 (lambda_collect_parameters): Same.
2914 (lambda_compute_access_matrices): Same.
2915 (lambda_vector_gcd): Same.
2916 (lambda_vector_new): Same.
2917 (lambda_vector_clear): Same.
2918 (lambda_vector_lexico_pos): Same.
2919 (lambda_vector_zerop): Same.
2920 (lambda_matrix_new): Same.
2921 * tree-flow.h (least_common_multiple): Removed declaration.
2922 * tree-parloops.c (lambda_trans_matrix): Moved here.
2924 (LTM_ROWSIZE): Same.
2925 (LTM_COLSIZE): Same.
2926 (LTM_DENOMINATOR): Same.
2927 (lambda_trans_matrix_new): Same.
2928 (lambda_matrix_vector_mult): Same.
2929 (lambda_transform_legal_p): Same.
2930 * tree-pass.h (pass_linear_transform): Removed declaration.
2931 * tree-ssa-loop.c (tree_linear_transform): Removed.
2932 (gate_tree_linear_transform): Removed.
2933 (pass_linear_transform): Removed.
2934 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
2935 flag_loop_interchange.
2937 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2939 PR tree-optimization/47265
2940 PR tree-optimization/47443
2941 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
2942 if name still has some uses.
2944 2011-01-25 Martin Jambor <mjambor@suse.cz>
2946 PR tree-optimization/47382
2947 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
2948 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
2950 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
2952 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
2953 sjlj_except_unwind_info.
2955 2011-01-25 Richard Guenther <rguenther@suse.de>
2957 PR tree-optimization/47426
2958 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
2959 visible functions results escape.
2961 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2964 * config/arm/arm.c (any_sibcall_uses_r3): New function.
2965 (arm_get_frame_offsets): Use it.
2967 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2968 Jakub Jelinek <jakub@redhat.com>
2970 PR tree-optimization/47271
2971 * tree-if-conv.c (bb_postdominates_preds): New.
2972 (if_convertible_bb_p): Call bb_postdominates_preds.
2973 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
2974 (predicate_scalar_phi): Call bb_postdominates_preds.
2976 2011-01-25 Nick Clifton <nickc@redhat.com>
2978 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
2979 * config/rx/rx.c (rx_function_value): Likewise.
2980 (rx_promote_function_mode): Likewise.
2981 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
2982 in order to make it legitimate.
2983 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
2984 make sure that the first operand is the same as the result register.
2985 (addsi3_unspec): Delete.
2986 (subdi3): Do not accept immediate operands.
2987 (subdi3_internal): Likewise.
2989 2011-01-25 Jeff Law <law@redhat.com>
2991 PR rtl-optimization/37273
2992 * ira-costs.c (scan_one_insn): Detect constants living in memory and
2993 handle them like argument loads from stack slots. Do not double
2994 count memory for memory constants and argument loads from stack slots.
2996 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2998 PR tree-optimization/47427
2999 PR tree-optimization/47428
3000 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3001 coalesce if the new root var would be TREE_READONLY.
3003 2011-01-25 Richard Guenther <rguenther@suse.de>
3006 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
3007 correct type for TBAA.
3009 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3011 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
3012 (close_phi_written_to_memory): Call for_each_index with
3013 dr_indices_valid_in_loop.
3015 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3017 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
3018 when it is initialized.
3020 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3022 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
3023 call to graphite_find_data_references_in_stmt.
3024 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
3025 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
3026 call to graphite_find_data_references_in_stmt.
3027 (analyze_drs_in_stmts): Same.
3028 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
3029 in which the scalar analysis of indices is performed.
3030 (create_data_ref): Same. Update call to dr_analyze_indices.
3031 (find_data_references_in_stmt): Update call to create_data_ref.
3032 (graphite_find_data_references_in_stmt): Same.
3033 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
3035 (create_data_ref): Same.
3036 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
3037 call to create_data_ref.
3039 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3041 * graphite-sese-to-poly.c (build_poly_scop): Move
3042 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
3044 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3046 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
3047 VAR_DECL, PARM_DECL, and RESULT_DECL.
3049 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3051 * graphite-dependences.c (reduction_dr_1): Allow several reductions
3053 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
3054 that have already been marked as PBB_IS_REDUCTION.
3056 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3058 * graphite-scop-detection.c (same_close_phi_node): New.
3059 (remove_duplicate_close_phi): New.
3060 (make_close_phi_nodes_unique): New.
3061 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
3063 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3065 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
3066 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
3067 of both data references to be the same.
3069 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3071 * graphite-dependences.c (build_lexicographical_constraint): Remove
3073 (build_lexicographical_constraint): Adjust call to
3074 ppl_powerset_is_empty.
3075 (dependence_polyhedron): Same.
3076 (graphite_legal_transform_dr): Same.
3077 (graphite_carried_dependence_level_k): Same.
3078 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
3080 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
3082 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3084 * graphite-sese-to-poly.c
3085 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
3086 (close_phi_written_to_memory): New.
3087 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
3090 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3092 * doc/install.texi: Update the expected version number of PPL to 0.11.
3093 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
3094 #if PPL_VERSION_MINOR < 11.
3096 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3098 * graphite-dependences.c: Include graphite-cloog-util.h.
3099 (new_poly_ddr): Inlined into dependence_polyhedron.
3100 (free_poly_ddr): Moved close by new_poly_ddr.
3101 (dependence_polyhedron_1): Renamed dependence_polyhedron.
3102 Early return NULL when ppl_powerset_is_empty returns true.
3103 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
3104 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
3105 (graphite_legal_transform_dr): Call new_poly_ddr.
3106 (graphite_carried_dependence_level_k): Same.
3107 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
3108 (dot_transformed_deps_stmt_1): Removed.
3109 (dot_deps_stmt_1): Call dot_deps_stmt_2.
3110 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
3111 (dot_deps_1): Call dot_deps_2.
3112 * Makefile.in (graphite-dependences.o): Add missing dependence on
3113 graphite-cloog-util.h.
3115 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3117 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
3118 (build_lexicographical_constraint): Same.
3119 (dependence_polyhedron_1): Same.
3120 (graphite_legal_transform_dr): Same.
3121 (graphite_carried_dependence_level_k): Same.
3122 * graphite-ppl.c (ppl_powerset_is_empty): New.
3123 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
3124 * tree-data-ref.c (dump_data_reference): Print the basic block index.
3126 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3128 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
3129 the "a followed by b" relation and document it.
3131 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3133 * graphite-dependences.c (build_lexicographical_constraint): Stop the
3134 iteration when the bag of constraints is empty.
3136 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3138 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
3140 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3142 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
3143 nest and two loop depths as parameters.
3144 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
3145 lst_perfect_nestify.
3147 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3149 * graphite-dependences.c (print_pddr): Call
3150 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
3152 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3154 * graphite-ppl.c (debug_gmp_value): New.
3155 * graphite-ppl.h (debug_gmp_value): Declared.
3157 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
3159 * doc/install.texi: Document availability of cloog-0.16.
3161 2011-01-25 Vladimir Kargov <kargov@gmail.com>
3163 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
3164 invalid postdominance info.
3166 2011-01-24 Jan Hubicka <jh@suse.cz>
3169 * doc/extend.texi (weak pragma): Drop claim that it must
3170 appear before definition.
3171 * varasm.c (merge_weak, declare_weak): Only sanity check
3172 that DECL is not output at a time it is declared weak.
3174 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
3176 * machmode.def: Fixed comments.
3178 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
3180 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
3182 2011-01-24 Paul Koning <ni1d@arrl.net>
3184 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
3187 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
3190 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
3191 (block_info): Add scanned and prev.
3192 (move_or_delete_vzeroupper_2): Return if the basic block
3193 has been scanned and the upper 128bit state is unchanged
3195 (move_or_delete_vzeroupper_1): Return true if the exit
3197 (move_or_delete_vzeroupper): Visit basic blocks using the
3198 work-list based algorithm based on vt_find_locations in
3201 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
3203 2011-01-24 Nick Clifton <nickc@redhat.com>
3205 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
3206 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
3207 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
3208 then define __v850e1__.
3209 * doc/invoke.texi: Document -mv850es.
3211 2011-01-24 Richard Henderson <rth@redhat.com>
3213 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
3214 compound unordered comparisons.
3215 * config/rx/rx.c (rx_split_fp_compare): Remove.
3216 * config/rx/rx-protos.h: Update.
3217 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
3218 (cbranchsf4): Don't call rx_split_fp_compare.
3219 (*cbranchsf4): Use rx_split_cbranch.
3220 (*cmpsf): Don't accept "i" constraint.
3221 (*conditional_branch): Only valid after reload.
3222 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
3224 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3227 * config/rs6000/altivec.md (vector constant splitters): Add
3228 support for creating vector single precision constants if -mvsx is
3229 used and we would create the constant using Altivec primitives.
3231 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
3232 Richard Sandiford <rdsandiford@googlemail.com>
3234 PR rtl-optimization/47166
3235 * reload1.c (emit_reload_insns): Disable the spill_reg_store
3236 mechanism for PRE_MODIFY and POST_MODIFY.
3237 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
3240 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
3242 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
3244 2011-01-22 Jan Hubicka <jh@suse.cz>
3247 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
3249 2011-01-22 Jan Hubicka <jh@suse.cz>
3251 PR tree-optimization/43884
3253 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
3254 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
3256 2011-01-22 Anatoly Sokolov <aesok@post.ru>
3258 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3259 * config/s390/s390.c (s390_register_move_cost,
3260 s390_memory_move_cost): New.
3261 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
3263 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3266 * except.c (sjlj_assign_call_site_values): Move setting the
3267 crtl->uses_eh_lsda flag to ...
3268 (sjlj_mark_call_sites): ... here.
3269 (sjlj_emit_function_enter): Support NULL dispatch label.
3270 (sjlj_build_landing_pads): In a function with no landing pads
3271 that still has must-not-throw regions, generate code to register
3272 a personality function with empty LSDA.
3274 2011-01-21 Richard Henderson <rth@redhat.com>
3276 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
3278 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
3280 * compare-elim.c: New file.
3281 * Makefile.in (OBJS-common): Add it.
3282 (compare-elim.o): New.
3283 * common.opt (fcompare-elim): New.
3284 * opts.c (default_options_table): Add OPT_fcompare_elim.
3285 * tree-pass.h (pass_compare_elim_after_reload): New.
3286 * passes.c (init_optimization_passes): Add it.
3287 * recog.h: Protect against re-inclusion.
3288 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
3289 * doc/invoke.texi (-fcompare-elim): Document it.
3290 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
3291 * doc/tm.texi: Rebuild.
3293 2011-01-22 Nick Clifton <nickc@redhat.com>
3295 * config/rx/rx.md (cstoresf4): Pass comparison operator to
3296 rx_split_fp_compare.
3298 2011-01-22 Nick Clifton <nickc@redhat.com>
3300 * config/rx/rx.md (UNSPEC_CONST): New.
3301 (deallocate_and_return): Wrap the amount popped off the stack in
3302 an UNSPEC_CONST in order to stop it being rejected by
3303 -mmax-constant-size.
3304 (pop_and_return): Add a "(return)" rtx.
3305 (call): Drop the immediate operand.
3306 (call_internal): Likewise.
3307 (call_value): Likewise.
3308 (call_value_internal): Likewise.
3309 (sibcall_internal): Likewise.
3310 (sibcall_value_internal): Likewise.
3311 (sibcall): Likewise. Generate an explicit call using
3313 (sibcall_value): Likewise.
3314 (mov<>): FAIL if a constant operand is not legitimate.
3315 (addsi3_unpsec): New pattern.
3317 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
3318 (ok_for_max_constant): New function.
3319 (gen_safe_add): New function.
3320 (rx_expand_prologue): Use gen_safe_add.
3321 (rx_expand_epilogue): Likewise.
3322 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
3325 2011-01-21 Jeff Law <law@redhat.com>
3327 PR tree-optimization/47053
3328 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
3329 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
3330 statements are deleted.
3331 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
3332 is nonempty, then purge dead edges and cleanup the CFG.
3334 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3338 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3340 * tree-dfa.c (create_var_ann): Mark variable as used.
3342 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3345 * except.c (convert_to_eh_region_ranges): Emit queued no-region
3346 notes from other section in hot/cold partitioning even if
3347 last_action is -3. Increment call_site_base.
3349 PR rtl-optimization/47366
3350 * fwprop.c (forward_propagate_into): Return bool. If
3351 any changes are made, -fnon-call-exceptions is used and
3352 REG_EH_REGION note is present, call purge_dead_edges
3353 and return true if it purged anything.
3354 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
3355 any EH edges were purged.
3357 2011-01-21 Jeff Law <law@redhat.com>
3359 PR rtl-optimization/41619
3360 * caller-save.c (setup_save_areas): Break out code to determine
3361 which hard regs are live across calls by examining the reload chains
3362 so that it is always used.
3363 Eliminate code which checked REG_N_CALLS_CROSSED.
3365 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3367 PR tree-optimization/47355
3368 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
3369 NOP has non-debug uses beyond PHIs in new_bb.
3371 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3374 * cfgexpand.c (account_used_vars_for_block): Only account vars
3375 that are annotated as used.
3376 (estimated_stack_frame_size): Don't set TREE_USED.
3377 * tree-dfa.c (create_var_ann): Mark variable as used.
3379 2011-01-21 Richard Guenther <rguenther@suse.de>
3382 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
3384 2011-01-21 Richard Guenther <rguenther@suse.de>
3386 PR tree-optimization/47365
3387 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
3388 (vn_reference_lookup_pieces): Adjust.
3389 (vn_reference_lookup): Likewise.
3390 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
3391 (vn_reference_lookup_3): Only look through kills if in
3392 VN_WALKREWRITE mode.
3393 (vn_reference_lookup_pieces): Adjust.
3394 (vn_reference_lookup): Likewise.
3395 (visit_reference_op_load): Likewise.
3396 (visit_reference_op_store): Likewise.
3397 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
3398 (compute_avail): Likewise.
3399 (eliminate): Likewise.
3401 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3403 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
3404 DECL_IGNORED_P non-reg vars if they are used.
3406 PR tree-optimization/47391
3407 * varpool.c (const_value_known_p): Return false if
3410 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
3413 * config/i386/i386.c (ix86_local_alignment): Handle
3414 case for va_list_type_node is nil.
3415 (ix86_canonical_va_list_type): Likewise.
3417 2011-01-21 Alan Modra <amodra@gmail.com>
3419 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
3420 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
3422 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3424 * config/arm/arm.md (define_attr type): Rename f_load
3425 and f_store to f_fpa_load and f_fpa_store. Update.
3426 (write_conflict): Deal with rename fallout.
3427 (*push_fp_multi): Likewise.
3428 * config/arm/fpa.md (f_load): Use f_fpa_load.
3429 (f_store): Use f_fpa_store.
3430 (*movsf_fpa): Likewise.
3431 (*movdf_fpa): Likewise.
3432 (*movxf_fpa): Likewise.
3433 (*thumb2_movsf_fpa): Likewise.
3434 (*thumb2_movdf_fpa): Likewise.
3435 (*thumb2_movxf_fpa): Likewise.
3436 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
3437 f_loadd and f_stored.
3438 (*thumb2_movdi_vfp): Likewise.
3439 (*thumb2_movsf_vfp): Fix attribute to f_loads.
3440 (*thumb2_movsi_vfp): Likewise.
3441 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
3442 Use f_loads instead of f_load.
3443 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
3445 2011-01-20 Anatoly Sokolov <aesok@post.ru>
3447 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3448 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
3449 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3450 (xtensa_mode_dependent_address_p): New function.
3451 (constantpool_address_p): Make static. Change return type to bool.
3452 Change argument type to const_rtx. Use CONST_INT_P predicate.
3454 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
3457 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
3459 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3462 * cfgexpand.c (expand_debug_expr): Instead of generating
3463 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
3466 2011-01-20 Richard Guenther <rguenther@suse.de>
3469 * tree-inline.c (remap_gimple_op_r): Recurse manually for
3470 the pointer operand of MEM_REFs.
3472 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3474 PR tree-optimization/46130
3475 * ipa-split.c (consider_split): If return_bb contains non-virtual
3476 PHIs other than for retval or if split_function would not adjust it,
3479 2011-01-20 Richard Guenther <rguenther@suse.de>
3481 PR tree-optimization/47167
3482 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3483 Revert previous change, only avoid enumeral type changes.
3485 2011-01-19 Mike Stump <mikestump@comcast.net>
3487 * doc/tm.texi.in (BRANCH_COST): Englishify.
3488 * doc/tm.texi (BRANCH_COST): Likewise.
3490 2011-01-19 Dodji Seketeli <dodji@redhat.com>
3493 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
3494 (gen_scheduled_generic_parms_dies): New functions.
3495 (gen_struct_or_union_type_die): Schedule template parameters DIEs
3496 generation for the end of CU compilation.
3497 (dwarf2out_finish): Generate template parameters DIEs here.
3499 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3502 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
3503 debug bind stmt on merge edges.
3505 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3509 * function.c (instantiate_expr): Instantiate incoming rtl of
3510 implicit arguments, and recurse on VALUE_EXPRs.
3511 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
3512 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
3514 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3516 * c-parser.c (c_parser_for_statement): Initialize
3517 collection_expression.
3519 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3521 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
3523 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3525 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
3526 (LINK_SHLIB_SPEC): Don't use %(link_path).
3527 (SUBTARGET_EXTRA_SPECS): Remove link_path.
3529 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3531 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
3532 (NO_SHARED_LIB_SUPPORT): Remove.
3533 (LINK_SHLIB_SPEC): Remove one conditional definition.
3535 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3537 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
3539 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
3540 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
3541 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
3542 %{call_shared} and conditionals on these options not being passed.
3543 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
3546 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3548 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
3551 * ipa-split.c: Spelling fixes.
3553 2011-01-19 Richard Henderson <rth@redhat.com>
3555 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
3556 (*mulsi3): Likewise.
3558 * longlong.h [__mn10300__] (count_leading_zeros): New.
3559 [__mn10300__] (umul_ppmm, smul_ppmm): New.
3560 [__mn10300__] (add_ssaaaa, subddmmss): New.
3561 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
3562 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
3564 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3566 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
3568 2011-01-19 Richard Henderson <rth@redhat.com>
3570 * config/mn10300/mn10300.md (addsi3_flags): New.
3571 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
3572 (subsi3_flags, subc_internal, subdi3): New.
3573 (subdi3_internal, *subdi3_degenerate): New.
3574 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
3576 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
3577 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
3578 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
3579 * config/mn10300/mn10300-protos.h: Update.
3580 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
3581 (return_ret): Likewise. Rename from return_internal_regs.
3582 (return_internal): Remove.
3584 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
3585 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
3586 (mn10300_legitimate_constant_p): Likewise.
3587 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
3588 (mn10300_frame_size): New.
3589 (mn10300_expand_prologue): Use it.
3590 (mn10300_expand_epilogue): Likewise.
3591 (mn10300_initial_offset): Likewise.
3592 * config/mn10300/mn10300-protos.h: Update.
3593 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
3594 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
3595 (prologue, epilogue, return_internal): Tidy output code.
3596 (mn10300_store_multiple_operation, return): Likewise.
3597 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
3598 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
3599 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
3600 (load_pic, am33_load_pic): New.
3601 (mn10300_load_pic0, mn10300_load_pic1): New.
3603 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
3604 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
3605 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
3606 (cc_flags_for_mode, cc_flags_for_code): New.
3607 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
3608 overflow flag is not valid. Validate that the flags we need
3609 for the comparison are valid.
3610 (mn10300_output_cmp): Remove.
3611 (mn10300_output_add): New.
3612 (mn10300_select_cc_mode): Use cc_flags_for_code.
3613 (mn10300_split_cbranch): New.
3614 (mn10300_match_ccmode): New.
3615 (mn10300_split_and_operand_count): New.
3616 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
3618 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
3619 (addsi3): ... here. Use mn10300_output_add.
3620 (*addsi3_flags): New.
3621 (*am33_subsi3, *mn10300_subsi3): Merge...
3622 (subsi3): ... here. Use attribute isa.
3623 (*subsi3_flags): New.
3624 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
3626 (*am33_andsi3, *mn10300_andsi3): Merge...
3628 (*andsi3_flags): New.
3629 (andsi3 splitters): New.
3630 (*am33_iorsi3, *mn10300_iorsi3): Merge...
3632 (*iorsi3_flags): New.
3633 (*am33_xorsi3, *mn10300_xorsi3): Merge...
3635 (*xorsi3_flags): New.
3636 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
3637 (one_cmplsi2): ... here.
3638 (*one_cmplsi2_flags): New.
3639 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
3640 instead of "dax" in constraints. Use mn10300_split_cbranch.
3641 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
3642 use matching constraints to eliminate a self-comparison.
3643 (*integer_conditional_branch): Rename from integer_conditional_branch.
3644 Use int_mode_flags to match CC_REG.
3645 (*cbranchsi4_btst, *btstsi): New.
3646 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
3647 mn10300_split_cbranch.
3648 (*am33_cmpsf): Rename from am33_cmpsf.
3649 (*float_conditional_branch): Rename from float_conditional_branch.
3650 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
3651 (zero_extendqisi2): ... here.
3652 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
3653 (zero_extendhisi2): ... here.
3654 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
3655 (extendqisi2): ... here.
3656 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
3657 (extendhisi2): ... here.
3658 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
3659 (ashlsi3): ... here.
3660 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
3661 (lshrsi3): ... here.
3662 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
3663 (ashrsi3): ... here.
3664 (consecutive add peephole): Remove.
3665 * config/mn10300/predicates.md (label_ref_operand): New.
3666 (int_mode_flags): New.
3667 (CCZN_comparison_operator): New.
3669 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
3670 (throughput_42_latency_43): New reservation.
3671 (mulsidi3, umulsidi3): New expanders.
3672 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
3673 the MDR register to allocation; separately allocate the low and
3674 high parts of the DImode result.
3675 (umulsidi3_internal): Similarly.
3676 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
3677 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
3678 (udivsi3, umodsi3): Remove.
3679 (udivmodsi4, divmodsi4): New expanders.
3680 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
3681 (*divmodsi4): Simiarly.
3682 (ext_internal): New.
3684 * config/mn10300/constraints.md ("z"): New constraint.
3685 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
3686 (FIXED_REGISTERS): Don't fix MDR.
3687 (CALL_USED_REGSITERS): Reformat nicely.
3688 (REG_ALLOC_ORDER): Add MDR.
3689 (enum regclass): Add MDR_REGS.
3690 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
3691 (IRA_COVER_CLASSES): Add MDR_REGS.
3692 (REGNO_REG_CLASS): Handle MDR_REG.
3693 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
3694 (mn10300_register_move_cost): Likewise.
3695 * config/mn10300/mn10300.md (MDR_REG): New.
3696 (*movsi_internal): Handle moves to/from MDR_REGS.
3698 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
3700 (mn10300_secondary_reload): Tidy combination reload classes.
3701 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
3702 addresses for AM33. Allow symbolic offsets for reg+imm.
3703 (mn10300_regno_in_class_p): New.
3704 (mn10300_legitimize_reload_address): New.
3705 * config/mn10300/mn10300.h (enum reg_class): Remove
3706 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
3707 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
3709 (REG_CLASS_NAMES): Update to match.
3710 (REG_CLASS_CONTENTS): Likewise.
3711 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
3712 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
3713 (REGNO_IN_RANGE_P): Remove.
3714 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
3715 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
3716 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
3717 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
3718 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
3719 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
3720 (REGNO_GENERAL_P): New.
3721 (HAVE_POST_MODIFY_DISP): New.
3722 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
3723 (LEGITIMIZE_RELOAD_ADDRESS): New.
3724 * config/mn10300/mn10300-protos.h: Update.
3726 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
3727 DATA_REGS for AM33 stack-pointer destination.
3728 (mn10300_preferred_output_reload_class): Likewise.
3729 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
3730 into a form appropriate for ...
3731 (TARGET_SECONDARY_RELOAD): New.
3732 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
3733 * config/mn10300/mn10300-protos.h: Update.
3734 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
3735 reload_insi; use the "A" constraint for the scratch; handle AM33
3736 moves of sp to non-address registers.
3738 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
3739 (*movqi_internal): ... here.
3740 (*am33_movhi, *mn10300_movhi): Merge into...
3741 (*movhi_internal): ... here.
3742 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
3743 as the source/destination of moves from/to SP.
3744 (movsf): Only allow for AM33-2.
3745 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
3746 any integer constant constraint. Only allow for AM33-2. Tidy
3747 all of the alternative outputs.
3748 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
3749 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
3751 (udivsi3, umodsi3): New patterns for MN103 only.
3753 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
3755 * doc/tm.texi.in: Spell out that a lack of register class unions
3757 * doc/tm.texi: Regenerate.
3759 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3761 PR rtl-optimization/47337
3762 * dce.c (check_argument_store): New function.
3763 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
3765 PR tree-optimization/47290
3766 * tree-eh.c (infinite_empty_loop_p): New function.
3767 (cleanup_empty_eh): Use it.
3769 2011-01-18 Steve Ellcey <sje@cup.hp.com>
3772 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
3773 (a64_expand_widen_sum): Ditto.
3774 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
3775 (vec_extract_evenodd_help): Ditto.
3776 (vec_extract_evenv4hi): Ditto.
3777 (vec_extract_oddv4hi): Ditto.
3778 (vec_extract_evenv2si): Ditto.
3779 (vec_extract_oddv2si): Ditto.
3780 (vec_extract_evenv2sf): Ditto.
3781 (vec_extract_oddv2sf): Ditto.
3782 (vec_pack_trunc_v4hi: Ditto.
3783 (vec_pack_trunc_v2si): Ditto.
3784 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
3785 (vec_interleave_highv8qi): Ditto.
3787 (vec_extract_oddv8qi): Ditto.
3788 (vec_interleave_lowv4hi): Ditto.
3789 (vec_interleave_highv4hi): Ditto.
3790 (vec_interleave_lowv2si): Ditto.
3791 (vec_interleave_highv2si): Ditto.
3793 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3795 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
3796 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
3797 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
3798 (pa_c_mode_for_suffix): New.
3799 (TARGET_EXPAND_BUILTIN): Define.
3800 (TARGET_C_MODE_FOR_SUFFIX): Define.
3801 (pa_builtins): Define.
3802 (pa_init_builtins): Register __float128 type and init new support
3804 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
3805 * config/pa/quadlib.c (_U_Qfcopysign): New.
3807 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
3810 * explow.c (allocate_dynamic_stack_space): Do not assume more than
3811 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
3814 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3816 PR tree-optimization/47179
3817 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
3818 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
3820 2011-01-18 Richard Guenther <rguenther@suse.de>
3822 PR rtl-optimization/47216
3823 * emit-rtl.c: Include tree-flow.h.
3824 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
3825 of replicating it with different semantics.
3826 * Makefile.in (emit-rtl.o): Adjust.
3828 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3830 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
3831 (cortex_a9_dp): Handle neon types correctly.
3833 2011-01-18 Jakub Jelinek <jakub@redhat.com>
3835 PR rtl-optimization/47299
3836 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
3837 subtarget. Use normal multiplication if both operands are constants.
3838 * expmed.c (expand_widening_mult): Don't try to optimize constant
3839 multiplication if op0 has VOIDmode. Convert op1 constant to mode
3842 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3844 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
3845 spacing after 'e.g.', typos, comma, hyphenation.
3847 2011-01-17 Richard Henderson <rth@redhat.com>
3849 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
3850 (rx_restricted_mem_operand): New.
3851 (rx_shift_operand): Use register_operand.
3852 (rx_source_operand, rx_compare_operand): Likewise.
3853 * config/rx/rx.md (addsi3_flags): New expander.
3854 (adddi3): Rewrite as expander.
3855 (adc_internal, *adc_flags, adddi3_internal): New patterns.
3856 (subsi3_flags): New expander.
3857 (subdi3): Rewrite as expander.
3858 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
3860 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
3861 (rx_init_builtins): Remove sat builtin.
3862 (rx_expand_builtin): Likewise.
3863 * config/rx/rx.md (ssaddsi3): New.
3864 (*sat): Rename from sat. Represent the CC_REG input.
3866 * config/rx/predicates.md (rshift_operator): New.
3867 * config/rx/rx.c (rx_expand_insv): Remove.
3868 * config/rx/rx-protos.h: Update.
3869 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
3870 operand to the canonical position.
3871 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
3872 (*bitclr, *bitclr_in_memory): Similarly.
3873 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
3874 (insv): Retain the zero_extract in the expansion.
3876 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
3877 (bswaphi2, bitinvert, revw): Likewise.
3879 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
3880 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
3881 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
3882 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
3883 (bitset, bitset_in_memory): Likewise.
3884 (bitinvert, bitinvert_in_memory): Likewise.
3885 (bitclr, bitclr_in_memory): Likewise.
3886 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
3887 (rx_strend, rx_cmpstrn): Likewise.
3888 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
3889 (bitop peep2 patterns): Remove.
3891 * config/rx/rx.c (rx_match_ccmode): New.
3892 * config/rx/rx-protos.h: Update.
3893 * config/rx/rx.md (abssi2): Clobber, don't set flags.
3894 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
3895 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
3896 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
3897 (fix_truncsfsi2, floatsisf2): Likewise.
3898 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
3899 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
3900 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
3901 (*subsi3_flags, *xorsi3_flags): New.
3903 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
3905 * config/rx/rx.c (rx_print_operand): Remove workaround for
3906 unsplit comparison operations.
3908 * config/rx/rx.md (movsicc): Split after reload.
3909 (*movsicc): Merge *movsieq and *movsine via match_operator.
3910 (*stcc): New pattern.
3912 * config/rx/rx.c (rx_float_compare_mode): Remove.
3913 * config/rx/rx.h (rx_float_compare_mode): Remove.
3914 * config/rx/rx.md (cstoresi4): Split after reload.
3915 (*sccc): New pattern.
3917 * config/rx/predicates.md (label_ref_operand): New.
3918 (rx_z_comparison_operator): New.
3919 (rx_zs_comparison_operator): New.
3920 (rx_fp_comparison_operator): New.
3921 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
3922 Validate that the flags are set properly for the comparison.
3923 (rx_gen_cond_branch_template): Remove.
3924 (rx_cc_modes_compatible): Remove.
3925 (mode_from_flags): New.
3926 (flags_from_code): Rename from flags_needed_for_conditional.
3927 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
3928 (rx_select_cc_mode): Likewise.
3929 (rx_split_fp_compare): New.
3930 (rx_split_cbranch): New.
3931 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
3932 (*cbranchsi4): Use match_operator and rx_split_cbranch.
3933 (*cbranchsf4): Similarly.
3934 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
3935 match_operator and rx_split_cbranch.
3936 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
3937 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
3938 (*cmpsi): Rename from cmpsi.
3939 (*tstsi): Rename from tstsi.
3940 (*cmpsf): Rename from cmpsf; use CC_Fmode.
3941 (*conditional_branch): Rename from conditional_branch.
3942 (*reveresed_conditional_branch): Remove.
3943 (b<code>): Remove expander.
3944 * config/rx/rx-protos.h: Update.
3946 * config/rx/rx.c (rx_compare_redundant): Remove.
3947 * config/rx/rx.md (cmpsi): Don't use it.
3948 * config/rx/rx-protos.h: Update.
3950 * config/rx/rx-modes.def (CC_F): New mode.
3951 * config/rx/rx.c (rx_select_cc_mode): New.
3952 * config/rx/rx.h (SELECT_CC_MODE): Use it.
3953 * config/rx/rx-protos.h: Update.
3955 2011-01-17 Richard Henderson <rth@redhat.com>
3957 * except.c (dump_eh_tree): Fix stray ; after for statement.
3959 2011-01-17 Richard Guenther <rguenther@suse.de>
3961 PR tree-optimization/47313
3962 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
3963 handling before copying the body. Properly deal with
3964 by-reference result in SSA form.
3966 2011-01-17 Ian Lance Taylor <iant@google.com>
3969 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
3970 (struct_value_alias_set): Don't define.
3971 (sparc_option_override): Don't set sparc_sr_alias_set and
3972 struct_value_alias_set.
3973 (save_or_restore_regs): Use gen_frame_mem rather than calling
3975 (sparc_struct_value_rtx): Likewise.
3977 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
3980 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
3982 (_mm_maskstore_pd): Likewise.
3983 (_mm_maskload_ps): Likewise.
3984 (_mm_maskstore_ps): Likewise.
3985 (_mm256_maskload_pd): Change mask to __m256i.
3986 (_mm256_maskstore_pd): Likewise.
3987 (_mm256_maskload_ps): Likewise.
3988 (_mm256_maskstore_ps): Likewise.
3990 * config/i386/i386-builtin-types.def: Updated.
3991 (ix86_expand_special_args_builtin): Likewise.
3993 * config/i386/i386.c (bdesc_special_args): Update
3994 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
3995 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
3996 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
3997 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
3999 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
4000 Use <avxpermvecmode> on mask register.
4001 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
4003 2011-01-17 Olivier Hainque <hainque@adacore.com>
4004 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4005 Eric Botcazou <ebotcazou@adacore.com>
4008 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
4009 if <= USHRT_MAX in 32-bit mode.
4011 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4013 * doc/install.texi (Configuration, Specific): Wrap long
4014 lines in examples. Allow line wrapping in long options
4015 and URLs where beneficial for PDF output.
4017 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
4019 * config/mips/mips.c (mips_classify_symbol): Don't return
4020 SYMBOL_PC_RELATIVE for nonlocal labels.
4022 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
4024 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
4026 2011-01-15 Jan Hubicka <jh@suse.cz>
4028 PR tree-optimization/47276
4029 * ipa.c (function_and_variable_visibility): Do not try to mark alias
4030 declarations as needed.
4032 2011-01-15 Martin Jambor <mjambor@suse.cz>
4034 * common.opt (fdevirtualize): New flag.
4035 * doc/invoke.texi (Option Summary): Document it.
4036 * opts.c (default_options_table): Add devirtualize flag.
4037 * ipa-prop.c (detect_type_change): Return immediately if
4038 devirtualize flag is not set.
4039 (detect_type_change_ssa): Likewise.
4040 (compute_known_type_jump_func): Likewise.
4041 (ipa_analyze_virtual_call_uses): Likewise.
4043 2011-01-14 Martin Jambor <mjambor@suse.cz>
4045 PR tree-optimization/45934
4046 PR tree-optimization/46302
4047 * ipa-prop.c (type_change_info): New type.
4048 (stmt_may_be_vtbl_ptr_store): New function.
4049 (check_stmt_for_type_change): Likewise.
4050 (detect_type_change): Likewise.
4051 (detect_type_change_ssa): Likewise.
4052 (compute_complex_assign_jump_func): Check for dynamic type change.
4053 (compute_complex_ancestor_jump_func): Likewise.
4054 (compute_known_type_jump_func): Likewise.
4055 (compute_scalar_jump_functions): Likewise.
4056 (ipa_analyze_virtual_call_uses): Likewise.
4057 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
4059 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4061 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
4062 * config/i386/i386.opt (msse5): New Alias.
4064 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4066 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4067 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4068 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4069 * config/sparc/sparc.h (CC1_SPEC): Likewise.
4071 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4073 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
4075 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4076 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4077 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
4078 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
4080 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
4082 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4084 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
4086 2011-01-14 Mike Stump <mikestump@comcast.net>
4088 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
4089 * config/fr30/fr30.md: Likweise
4090 (movsi_push): Likewise.
4091 (movsi_pop): Likewise.
4092 (enter_func): Likewise.
4093 * config/moxie/moxie.md (movsi_push): Likewise.
4094 (movsi_pop): Likewise.
4096 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4098 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
4099 %{no_archive} %{exact_version}.
4100 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
4101 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
4102 %{no_archive} %{exact_version}.
4103 * config/mips/openbsd.h (LINK_SPEC): Likewise.
4104 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
4105 * config/mips/vxworks.h: Likewise.
4107 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4109 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
4111 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4113 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
4114 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
4116 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4118 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
4121 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4123 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
4125 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
4126 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
4128 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
4129 Don't handle -shlib.
4131 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4133 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
4134 (CC1_SPEC): Don't handle -profile.
4136 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4138 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
4139 * config/mips/mips.h (CC1_SPEC): Likewise.
4141 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4143 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
4144 * config/mips/mips.h (CC1_SPEC): Likewise.
4146 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4148 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
4149 * config/m32r/linux.h (LINK_SPEC): Likewise.
4150 * config/mips/linux.h (LINK_SPEC): Likewise.
4151 * config/mips/linux64.h (LINK_SPEC): Likewise.
4152 * config/sparc/linux.h (LINK_SPEC): Likewise.
4153 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4154 LINK_SPEC): Likewise.
4155 * config/xtensa/linux.h (LINK_SPEC): Likewise.
4157 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4159 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
4161 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
4163 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4165 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
4166 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
4168 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4170 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
4172 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4174 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
4175 supports -Bstatic/-Bdynamic.
4176 * configure: Regenerate.
4178 2011-01-14 Jan Hubicka <jh@suse.cz>
4179 Jack Howarth <howarth@bromo.med.uc.edu>
4182 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
4183 when checking debug_info_level. Test write_symbols instead of
4184 debug_hooks->var_location when setting flag_var_tracking_uninit.
4186 2011-01-14 Richard Guenther <rguenther@suse.de>
4188 PR tree-optimization/47179
4189 * target.def (ref_may_alias_errno): New target hook.
4190 * targhooks.h (default_ref_may_alias_errno): Declare.
4191 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
4192 (default_ref_may_alias_errno): New function.
4193 * target.h (struct ao_ref_s): Declare.
4194 * tree-ssa-alias.c: Include target.h.
4195 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
4196 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
4197 (targhooks.o): Likewise.
4198 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
4199 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
4201 2011-01-14 Richard Guenther <rguenther@suse.de>
4203 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
4205 2011-01-14 Richard Guenther <rguenther@suse.de>
4207 PR tree-optimization/47280
4208 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
4210 (tree_ssa_forward_propagate_single_use_vars): Deal with
4211 CFG changes from associate_plusminus.
4213 2011-01-14 Richard Guenther <rguenther@suse.de>
4217 2011-01-11 Richard Guenther <rguenther@suse.de>
4219 PR tree-optimization/46076
4220 * tree-ssa.c (useless_type_conversion_p): Conversions from
4221 unprototyped to empty argument list function types are useless.
4223 2011-01-14 Richard Guenther <rguenther@suse.de>
4225 PR tree-optimization/47286
4226 * tree-ssa-structalias.c (new_var_info): Register variables are global.
4228 2011-01-14 Martin Jambor <mjambor@suse.cz>
4231 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
4233 2011-01-13 Anatoly Sokolov <aesok@post.ru>
4235 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
4236 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
4237 * config/xtensa/xtensa.c (xtensa_libcall_value,
4238 xtensa_function_value_regno_p): New functions.
4239 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
4241 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
4244 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
4246 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
4247 New function prototype.
4248 * config/i386/winnt.c (i386_pe_assemble_visibility):
4249 Warn only if attribute was specified by user.
4251 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4254 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
4256 (floatunsdidf2_fcfidu): Ditto.
4258 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4260 * config/s390/s390.c (print_operand_address): Replace 'error' with
4261 'output_operand_lossage'.
4262 (print_operand): Likewise.
4264 2011-01-13 Jeff Law <law@redhat.com>
4266 PR rtl-optimization/39077
4267 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
4268 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
4269 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
4270 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
4271 * gcse.c (prune_insertions_deletions): New function.
4272 (compute_pre_data): Use it.
4274 2011-01-13 Dodji Seketeli <dodji@redhat.com>
4277 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
4279 (prune_unused_types_mark): Use it.
4281 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
4283 PR rtl-optimization/45352
4284 * sel-sched.c: Update copyright years.
4285 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
4286 in the advancing loop when we have issued issue_rate insns.
4288 2011-01-12 Richard Henderson <rth@redhat.com>
4290 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
4291 (TARGET_MD_ASM_CLOBBERS): New.
4293 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
4294 (TARGET_DELEGITIMIZE_ADDRESS): New.
4296 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
4297 (clzsi2, *bsch): New patterns.
4299 * config/mn10300/mn10300.md (INT): New mode iterator.
4300 (*mov<INT>_clr): New pattern, and peep2 to generate it.
4302 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
4303 flag_split_wide_types.
4305 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
4306 (mn10300_trampoline_init): Rewrite without a template, an immediate
4307 load and a direct branch.
4308 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
4310 2011-01-12 Anatoly Sokolov <aesok@post.ru>
4312 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4313 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
4314 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
4315 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4317 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
4320 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
4323 2011-01-12 Jan Hubicka <jh@suse.cz>
4326 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
4327 (PLUGIN_COND_CLOSE): New macro.
4328 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
4330 2011-01-12 Richard Guenther <rguenther@suse.de>
4333 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
4334 register variables in a MEM_REF.
4336 2011-01-12 Joseph Myers <joseph@codesourcery.com>
4338 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
4339 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
4340 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
4341 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4342 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4343 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
4344 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
4345 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
4346 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
4347 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
4348 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
4349 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
4350 * config/gnu-user.h: New. Copied from linux.h.
4351 (LINUX_TARGET_STARTFILE_SPEC): Rename to
4352 GNU_USER_TARGET_STARTFILE_SPEC.
4353 (LINUX_TARGET_ENDFILE_SPEC): Rename to
4354 GNU_USER_TARGET_ENDFILE_SPEC.
4355 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
4356 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
4357 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
4358 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
4359 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
4360 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
4361 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
4362 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
4363 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
4364 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
4365 * config/arm/linux-eabi.h (CC1_SPEC): Use
4366 GNU_USER_TARGET_CC1_SPEC.
4367 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
4368 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
4369 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
4370 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
4371 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
4372 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
4373 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
4374 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
4376 2011-01-12 Richard Guenther <rguenther@suse.de>
4379 * doc/invoke.texi (ffast-math): Document it is turned on
4382 2011-01-12 Jan Hubicka <jh@suse.cz>
4384 PR tree-optimization/47233
4385 * opts.c (common_handle_option): Disable ipa-reference with profile
4388 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4390 * c-parser.c (c_parser_objc_at_property_declaration): Improved
4393 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4395 * c-parser.c (c_lex_one_token): Updated and reindented some
4396 comments. No changes in code.
4398 2011-01-11 Ian Lance Taylor <iant@google.com>
4400 * godump.c (go_output_var): Don't output the variable if there is
4401 already a type with the same name.
4403 2011-01-11 Ian Lance Taylor <iant@google.com>
4405 * godump.c (go_format_type): Don't generate float80.
4407 2011-01-11 Richard Henderson <rth@redhat.com>
4409 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
4410 declaration. Rewrite for both speed and size.
4411 (mn10300_address_cost_1): Remove.
4412 (mn10300_register_move_cost): New.
4413 (mn10300_memory_move_cost): New.
4414 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
4415 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
4416 extensions, shifts, BSWAP, CLZ.
4417 (mn10300_wide_const_load_uses_clr): Remove.
4418 (TARGET_REGISTER_MOVE_COST): New.
4419 (TARGET_MEMORY_MOVE_COST): New.
4420 * config/mn10300/mn10300-protos.h: Update.
4421 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
4423 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
4424 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
4425 * config/mn10300/mn10300-protos.h: Update.
4426 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
4427 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
4428 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
4429 (*test_int_bitfield, *test_byte_bitfield): Remove.
4430 (*bit_test, *subreg_bit_test): Remove.
4431 * config/mn10300/predicates.md (const_8bit_operand): Remove.
4433 * config/mn10300/constraints.md ("c"): Rename from "A".
4434 ("A", "D"): New constraint letters.
4435 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
4436 (fmssf4, fnmasf4, fnmssf4): Likewise.
4438 * config/mn10300/mn10300.md (isa): New attribute.
4439 (enabled): New attribute.
4441 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
4442 (abssf2, negsf2): Define only for hardware fp.
4443 (sqrtsf2): Reformat.
4444 (addsf3, subsf3, mulsf3): Merge expander and insn.
4446 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
4447 (DEBUGGER_AUTO_OFFSET): Remove.
4448 (DEBUGGER_ARG_OFFSET): Remove.
4450 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
4451 Emit register stores with the same offsets as the hardware.
4452 (mn10300_store_multiple_operation): Don't check that the register
4453 save offsets are monotonic.
4454 * config/mn10300/mn10300-protos.h: Update.
4456 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
4458 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
4459 in terms of the value on the stack, not the MDR register.
4461 2011-01-11 Jan Hubicka <jh@suse.cz>
4465 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
4466 (symbol_alias_set_destroy, symbol_alias_set_contains,
4467 propagate_aliases_backward): Declare.
4468 * lto-streamer-out.c (struct sets): New sturcture.
4469 (trivally_defined_alias): New function.
4470 (output_alias_pair_p): Rewrite.
4471 (output_unreferenced_globals): Fix output of alias pairs.
4472 (produce_symtab): Likewise.
4473 * ipa.c (function_and_variable_visibility): Set weak alias destination
4475 * varasm.c (symbol_alias_set_t): Remove.
4476 (symbol_alias_set_destroy): Export.
4477 (propagate_aliases_forward, propagate_aliases_backward): New functions
4479 (compute_visible_aliases): ... this one; remove.
4480 (trivially_visible_alias): New
4481 (trivially_defined_alias): New.
4482 (remove_unreachable_alias_pairs): Rewrite.
4483 (finish_aliases_1): Reorganize code checking if alias is defined.
4484 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
4487 2011-01-11 Richard Guenther <rguenther@suse.de>
4489 PR tree-optimization/46076
4490 * tree-ssa.c (useless_type_conversion_p): Conversions from
4491 unprototyped to empty argument list function types are useless.
4493 2011-01-11 Richard Guenther <rguenther@suse.de>
4496 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
4497 volatile MEMs as MEM_READONLY_P.
4499 2011-01-11 Richard Guenther <rguenther@suse.de>
4501 PR tree-optimization/47239
4502 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
4504 2011-01-11 Jeff Law <law@redhat.com>
4506 PR tree-optimization/47086
4507 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
4508 IVs from statements that might throw.
4510 2011-01-10 Jan Hubicka <jh@suse.cz>
4513 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
4515 2011-01-10 Jan Hubicka <jh@suse.cz>
4518 * profile.c (read_profile_edge_counts): Ignore profile inconistency
4519 when correcting profile.
4521 2011-01-10 Jan Hubicka <jh@suse.cz>
4524 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
4526 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
4527 Restore DECL_FINI_PRIORITY.
4529 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4531 * doc/gimple.texi: Fix quoting of multi-word return values in
4532 @deftypefn statements. Ensure presence of return value. Wrap
4533 overlong @deftypefn lines.
4534 (is_gimple_operand, is_gimple_min_invariant_address): Remove
4535 descriptions of removed functions.
4536 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
4537 of multi-word return value in @deftypefn statement.
4539 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4541 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
4542 (Conditional Expressions, Logical Operators)
4543 (Statement and operand traversals): Do not indent smallexample
4544 code. Fix duplicate function argument in example.
4546 2011-01-10 Jeff Law <law@redhat.com>
4548 PR tree-optimization/47141
4549 * ipa-split.c (split_function): Handle case where we are
4550 returning a value and the return block has a virtual operand phi.
4552 2011-01-10 Jan Hubicka <jh@suse.cz>
4554 PR tree-optimization/47234
4555 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
4556 (pass_feedback_split_functions): Declare.
4557 * passes.c (init_optimization_passes): Add ipa-split as subpass of
4559 * ipa-split.c (gate_split_functions): Update comments; disable
4560 split-functions for profile_arc_flag and branch_probabilities.
4561 (gate_feedback_split_functions): New function.
4562 (execute_feedback_split_functions): New function.
4563 (pass_feedback_split_functions): New global var.
4565 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
4568 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
4569 calling gimple_call_set_cannot_inline.
4571 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
4573 * config/darwin-sections.def: Remove unused section.
4575 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
4578 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
4580 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
4583 * c-parser.c (c_parser_declaration_or_fndef): Improved
4586 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
4588 * config/i386/winnt.c (i386_pe_start_function): Make sure
4589 to switch back to function's section.
4591 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
4595 * plugin.c: Move include of dlfcn.h from here...
4596 * system.h: ... to here.
4598 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4600 * doc/cpp.texi (C++ Named Operators): Fix markup for header
4602 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
4603 two extra empty pages in PDF output.
4605 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
4608 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
4609 for error recovery purposes behave as if it was not specified so
4610 that the default type is usd.
4612 2011-01-07 Jan Hubicka <jh@suse.cz>
4614 PR tree-optmization/46469
4615 * ipa.c (function_and_variable_visibility): Clear needed flags on
4616 nodes with external decls; handle weakrefs merging correctly.
4618 2011-01-07 Joseph Myers <joseph@codesourcery.com>
4620 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
4623 2011-01-07 Jan Hubicka <jh@suse.cz>
4625 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
4626 and no longer claim that gold is required for linker plugin.
4627 * configure: Regenerate.
4628 * gcc.c (PLUGIN_COND): New macro.
4629 (LINK_COMMAND_SPEC): Use it.
4630 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
4631 * config.in (HAVE_LTO_PLUGIN): New.
4632 * configure.ac (--with-lto-plugin): New parameter; autodetect
4635 2011-01-07 Jan Hubicka <jh@suse.cz>
4637 PR tree-optimization/46367
4638 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
4639 when we can update original.
4640 (cgraph_mark_inline_edge): Sanity check.
4641 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
4643 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4645 * config/spu/spu.h (ASM_COMMENT_START): Define.
4647 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
4651 (SWITCH_KEEP_FOR_GCC): Likewise.
4652 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
4653 (do_spec_1): Handle "%>".
4655 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
4657 2011-01-07 Jakub Jelinek <jakub@redhat.com>
4660 * config/i386/i386.c (ix86_delegitimize_address): If
4661 simplify_gen_subreg fails, return orig_x.
4664 * value-prof.c (gimple_stringop_fixed_value): Handle
4665 lhs of the call properly.
4667 2011-01-07 Jan Hubicka <jh@suse.cz>
4670 * lto-opt.c (lto_reissue_options): Set flag_shlib.
4672 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4674 * target.def (function_switched_text_sections): New hook.
4675 * doc/tm.texi: Regenerated.
4676 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4677 * final.c (default_function_switched_text_sections): New.
4678 (final_scan_insn): Call function_switched_text_sections when a
4679 mid-function section change occurs.
4680 * output.h (default_function_switched_text_sections): Declare.
4681 * config/darwin-protos.h (darwin_function_switched_text_sections):
4683 * config/darwin.c (darwin_function_switched_text_sections): New.
4684 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4686 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4688 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
4689 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
4690 the secondary code fragment when outputting for DWARF == 2.
4692 2011-01-07 Anatoly Sokolov <aesok@post.ru>
4694 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4695 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
4697 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
4698 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4700 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
4703 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
4704 when it is not empty.
4706 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
4709 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
4710 (case ${target}): Add btver1.
4711 * config/i386/driver-i386.c (host_detect_local_cpu): Let
4712 -march=native recognize btver1 processors.
4713 * config/i386/i386-c.c (ix86_target_macros_internal): Add
4714 btver1 def_and_undef
4715 * config/i386/i386.c (struct processor_costs btver1_cost): New
4717 (m_BTVER1): New definition.
4718 (m_AMD_MULTIPLE): Includes m_BTVER1.
4719 (initial_ix86_tune_features): Add btver1 tune.
4720 (processor_target_table): Add btver1 entry.
4721 (static const char *const cpu_names): Add btver1 entry.
4722 (software_prefetching_beneficial_p): Add btver1.
4723 (ix86_option_override_internal): Add btver1 instruction sets.
4724 (ix86_issue_rate): Add btver1.
4725 (ix86_adjust_cost): Add btver1.
4726 * config/i386/i386.h (TARGET_BTVER1): New definition.
4727 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
4728 (enum processor_type): Add PROCESSOR_BTVER1.
4729 * config/i386/i386.md (define_attr "cpu"): Add btver1.
4731 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4734 * config/i386/i386.c (legitimize_tls_address)
4735 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
4736 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
4737 (tls_initial_exec_64_sun): New pattern.
4739 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
4741 * doc/invoke.texi (Overall Options): Improve wording and markup
4742 of the description of -wrapper.
4744 2011-01-06 Joseph Myers <joseph@codesourcery.com>
4746 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
4747 rdynamic, threads): New Driver options.
4749 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4752 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
4753 if coming from .tdata.
4754 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4756 2011-01-06 Jan Hubicka <jh@suse.cz>
4759 * collect2.c (main): Do not enable LTOmode when plugin is active.
4761 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4764 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
4765 --version output if supported.
4766 * configure: Regenerate.
4768 2011-01-06 Joseph Myers <joseph@codesourcery.com>
4770 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
4773 2011-01-06 Jakub Jelinek <jakub@redhat.com>
4776 * c-convert.c (convert): When converting a complex expression
4777 other than COMPLEX_EXPR to a different complex type, ensure
4778 c_save_expr is called instead of save_expr, unless in_late_binary_op.
4779 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
4780 when converting COMPLEX_TYPE.
4782 2011-01-06 Ira Rosen <irar@il.ibm.com>
4784 PR tree-optimization/47139
4785 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
4786 only the last reduction value is used outside the loop. Update
4789 2011-01-05 Joseph Myers <joseph@codesourcery.com>
4791 * config/rtems.opt: New.
4792 * config.gcc (*-*-rtems*): Use rtems.opt.
4794 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
4796 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
4797 processors do not support 3DNow instructions.
4799 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4801 * config/spu/spu.c (spu_option_override): Set parameter
4802 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
4804 2011-01-05 Jan Hubicka <jh@suse.cz>
4806 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
4807 at the command line.
4809 2011-01-05 Martin Jambor <mjambor@suse.cz>
4812 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
4813 deltas on streamed outgoing edges.
4814 (output_node_opt_summary): Output info for outgoing edges only when
4815 the node is in new parameter set.
4816 (output_cgraph_opt_summary): New parameter set, passed to the two
4817 aforementioned functions. Update its forward declaration and its
4820 2011-01-05 Tom Tromey <tromey@redhat.com>
4822 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
4823 operator to c_finish_omp_atomic.
4824 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
4825 (build_unary_op): Update.
4826 (build_modify_expr): Update.
4827 (build_asm_expr): Update.
4829 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4831 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
4832 newly inserted insns.
4834 (spu_emit_branch_hint): Likewise.
4835 (insert_hbrp_for_ilb_runout): Likewise.
4836 (spu_machine_dependent_reorg): Call df_finish_pass after
4837 schedule_insns returns.
4839 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4841 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
4843 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
4845 PR tree-optimization/47005
4846 * tree-sra.c (struct access): Add 'non_addressable' bit.
4847 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
4848 (decide_one_param_reduction): Return 0 if the parameter is passed by
4849 reference and one of the accesses in the group is non_addressable.
4851 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
4853 PR tree-optimization/47056
4854 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
4855 (mark_load): Likewise. Handle FUNCTION_DECL specially.
4856 (mark_store): Likewise. Pass STMT to ipa_record_reference.
4858 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
4860 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
4861 initializer. Skip view conversions from aggregate types.
4863 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
4866 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
4868 2011-01-04 Philipp Thomas <pth@suse.de>
4870 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
4873 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4875 * function.c (thread_prologue_and_epilogue_insns): Do not crash
4876 on empty epilogue sequences.
4878 2011-01-04 Joseph Myers <joseph@codesourcery.com>
4880 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
4881 non-static): New Driver options.
4883 2011-01-04 Jie Zhang <jie@codesourcery.com>
4886 * gcc.c (default_compilers[]): Set combinable field to 0
4887 for all assembly languages.
4889 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
4891 * config/mips/loongson3a.md: New file.
4892 * config/mips/mips.md: Include loongson3a.md.
4893 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
4896 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
4899 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
4900 instead of convert_memory_address_addr_space on the base expression.
4902 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4904 * config/spu/spu.c (spu_option_override): Update error text
4905 for bad -march= / -mtune= values.
4907 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4909 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
4910 if branch-hint optimization will be performed.
4912 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4914 PR tree-optimization/47148
4915 * ipa-split.c (split_function): Convert arguments to
4916 DECL_ARG_TYPE if possible.
4918 PR tree-optimization/47155
4919 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
4922 PR rtl-optimization/47157
4923 * combine.c (try_combine): If undobuf.other_insn becomes
4924 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
4925 and set *new_direct_jump_p too.
4927 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
4929 PR tree-optimization/47021
4930 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
4932 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4934 * gcc.c (process_command): Update copyright notice dates.
4935 * gcov.c (print_version): Likewise.
4936 * gcov-dump.c (print_version): Likewise.
4937 * mips-tfile.c (main): Likewise.
4938 * mips-tdump.c (main): Likewise.
4940 2011-01-03 Martin Jambor <mjambor@suse.cz>
4942 PR tree-optimization/46801
4943 * tree-sra.c (type_internals_preclude_sra_p): Check whether
4944 aggregate fields start at byte boundary instead of the bit-field flag.
4946 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
4949 * gcc.c (main): Revert revision 168407.
4951 2011-01-03 Martin Jambor <mjambor@suse.cz>
4953 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
4955 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4957 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
4958 vector optab to expand vector/scalar shift, update gimple to vector.
4960 2011-01-03 Martin Jambor <mjambor@suse.cz>
4962 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
4965 2011-01-03 Martin Jambor <mjambor@suse.cz>
4967 PR tree-optimization/46984
4968 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
4970 (cgraph_create_indirect_edge): Fixed line length.
4971 (cgraph_indirect_call_info): Declare.
4972 (cgraph_make_edge_direct) Update declaration.
4973 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
4974 (cgraph_create_indirect_edge): Use it.
4975 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
4977 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
4978 the new thunk_delta representation.
4979 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
4981 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
4982 (ipa_read_indirect_edge_info): Likewise.
4983 * lto-cgraph.c (output_edge_opt_summary): New function.
4984 (output_node_opt_summary): Call it on all outgoing edges.
4985 (input_edge_opt_summary): New function.
4986 (input_node_opt_summary): Call it on all outgoing edges.
4988 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
4991 * gcc.c (main): Don't check have_o when settting combine_inputs.
4993 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
4995 * regrename.c: Add general comment describing the pass.
4996 (struct du_head): Remove 'length' field.
4997 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
4998 (regrename_optimize): Do not sort chains. Rework comments, add others.
4999 Force renaming to the preferred class (if any) in the first pass and do
5000 not consider registers that belong to it in the second pass.
5001 (create_new_chain): Do not set 'length' field.
5002 (scan_rtx_reg): Likewise.
5004 2011-01-02 Jakub Jelinek <jakub@redhat.com>
5006 PR tree-optimization/47140
5007 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
5008 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
5011 PR rtl-optimization/47028
5012 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
5013 parm_birth_insn instead of at the beginning of first bb.
5015 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
5017 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
5018 Remove the word "see" before "@pxref".
5019 * doc/rtl.texi: Remove the word "see" before "@pxref".
5021 2011-01-01 Jan Hubicka <jh@suse.cz>
5023 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
5026 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
5029 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
5032 Copyright (C) 2011 Free Software Foundation, Inc.
5034 Copying and distribution of this file, with or without modification,
5035 are permitted in any medium without royalty provided the copyright
5036 notice and this notice are preserved.