1 2011-03-16 Dodji Seketeli <dodji@redhat.com>
4 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
5 (lookup_type_die_strip_naming_typedef): ... here.
6 (get_context_die): Use it.
7 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
8 the anonymous struct named by the naming typedef.
10 2011-03-16 H.J. Lu <hongjiu.lu@intel.com>
13 * config/i386/i386.c (ix86_builtin_vectorized_function): Check
14 TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
16 2011-03-16 Jeff Law <law@redhat.com>
18 * tree-vrp.c (identify_jump_threads): Slightly simplify type
19 check for operands of conditional. Allow type to be a
22 2011-03-16 Richard Guenther <rguenther@suse.de>
24 PR tree-optimization/48149
25 * fold-const.c (fold_binary_loc): Fold
26 COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
28 2011-03-16 Richard Guenther <rguenther@suse.de>
30 PR tree-optimization/26134
31 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
32 complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
33 (non_rewritable_mem_ref_base): Handle complex type component
34 accesses, constrain offsets for vector and complex extracts
37 2011-03-16 Richard Guenther <rguenther@suse.de>
39 PR tree-optimization/48146
40 * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
41 operands avoiding the need for renaming.
43 2011-03-16 Richard Guenther <rguenther@suse.de>
45 * gimple-fold.c (maybe_fold_reference): Open-code relevant
46 constant folding. Move MEM_REF canonicalization first.
47 Rely on fold_const_aggregate_ref for initializer folding.
48 * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
50 2011-03-16 Jakub Jelinek <jakub@redhat.com>
53 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
54 arg0/arg1 or their arguments are always fold converted to matching
57 * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
60 2011-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
63 * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
65 (ld_vers): Extract binutils version for gold.
66 (gcc_cv_ld_hidden): Handle gold here.
67 (gcc_cv_lto_plugin): Determine level of linker plugin support.
68 * configure: Regenerate.
69 * config.in: Regenerate.
70 * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
71 -fuse-linker-plugin otherwise.
72 (LINK_PLUGIN_SPEC): Define. Extract from LINK_COMMAND_SPEC.
73 (LINK_COMMAND_SPEC): Use it.
74 (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
76 2011-03-16 Jakub Jelinek <jakub@redhat.com>
78 * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
79 * calls.c: Remove debug.h include.
80 (emit_call_1): Don't call virtual_call_token debug hook.
81 * dwarf2out.c (debug_dcall_section, debug_vcall_section,
82 dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
83 vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
84 size_of_dcall_table, output_dcall_table, size_of_vcall_table,
85 output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
86 vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
87 dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
88 dwarf2out_virtual_call): Remove.
89 (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
90 copy_call_info and virtual_call hooks.
91 (dwarf2out_init): Don't initialize vcall_insn_table,
92 debug_dcall_section and debug_vcall_section.
93 (prune_unused_types): Don't mark nodes from dcall_table.
94 (dwarf2out_finish): Don't output dcall or vcall tables.
95 * final.c (final_scan_insn): Don't call direct_call or
96 virtual_call debug hooks.
97 * debug.h (struct gcc_debug_hooks): Remove direct_call,
98 virtual_call_token, copy_call_info and virtual_call hooks.
99 (debug_nothing_uid): Remove prototype.
100 * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
101 copy_call_info and virtual_call hooks.
102 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
103 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
104 * debug.c (do_nothing_debug_hooks): Likewise.
105 (debug_nothing_uid): Remove.
106 * doc/invoke.texi (-fenable-icf-debug): Remove.
107 * common.opt (-fenable-icf-debug): Likewise.
109 * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
110 * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
111 call's MEM. Handle functions returning aggregate through a hidden
112 first pointer. For virtual calls add clobbered pc to call arguments
114 * dwarf2out.c (gen_subprogram_die): Emit
115 DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
119 * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
120 * rtl.h (ENTRY_VALUE_EXP): Define.
121 * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
122 * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
123 * print-rtl.c (print_rtx): Likewise.
124 * gengtype.c (adjust_field_rtx_def): Likewise.
125 * var-tracking.c (vt_add_function_parameter): Adjust
126 gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
127 * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
128 * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
129 partition is a default definition of a PARM_DECL, use ENTRY_VALUE
130 of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
132 * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
133 Call var_location debug hook even on CALL_INSNs.
134 (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
135 * rtl.def (ENTRY_VALUE): New.
136 * dwarf2out.c: Include cfglayout.h.
137 (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
138 output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
139 (struct call_arg_loc_node): New type.
140 (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
141 tail_call_site_count): New variables.
142 (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
143 DW_TAG_GNU_call_site_parameter.
144 (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
145 DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
146 DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
147 DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
148 and DW_AT_GNU_all_source_call_sites.
149 (mem_loc_descriptor): Handle ENTRY_VALUE.
150 (add_src_coords_attributes): Don't add enything if
151 DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
152 (dwarf2out_abstract_function): Save and clear call_arg_location,
153 call_site_count and tail_call_site_count around dwarf2out_decl call.
154 (gen_call_site_die): New function.
155 (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
156 (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
157 (dwarf2out_function_decl): Clear call_arg_locations,
158 call_arg_loc_last, set call_site_count and tail_call_site_count
159 to -1 and free block_map.
160 (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
161 CALL_INSNs. Add NOTE_DURING_CALL_P var location notes even when not
162 followed by any real instructions.
163 (dwarf2out_begin_function): Set call_site_count and
164 tail_call_site_count to 0.
165 (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
166 is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
167 attempt to force a DIE for it and worst case remove the attribute.
168 (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
169 check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
171 * var-tracking.c: Include tm_p.h.
172 (vt_stack_adjustments): For calls call note_register_arguments.
173 (argument_reg_set): New variable.
174 (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
175 ensure the VALUE is resolved.
176 (call_arguments): New variable.
177 (prepare_call_arguments): New function.
178 (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
179 (struct expand_loc_callback_data): Add ignore_cur_loc field.
180 (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
181 always use the best expression.
182 (vt_expand_loc): Add ignore_cur_loc argument.
183 (vt_expand_loc_dummy): Clear ignore_cur_loc field.
184 (emit_note_insn_var_location): Adjust vt_expand_loc callers.
185 (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
187 (vt_add_function_parameter): Use cselib_lookup_from_insn.
188 If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
189 argument. Don't call cselib_preserve_only_values and
191 (note_register_arguments): New function.
192 (vt_initialize): Compute argument_reg_set. Call
193 vt_add_function_parameters before processing basic blocks instead of
194 afterwards. For calls call prepare_call_arguments before calling
196 * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
197 * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
198 (var-tracking.o): Depend on $(TM_P_H).
199 * cfglayout.h (insn_scope): New prototype.
200 * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
201 * cfglayout.c (insn_scope): No longer static.
202 * insn-notes.def (CALL_ARG_LOCATION): New.
203 * calls.c (expand_call, emit_library_call_value_1): Put USEs for
204 MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
205 * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
206 nothing for DECL_EXTERNAL BLOCK_VARS.
208 2011-03-16 Alan Modra <amodra@gmail.com>
211 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
212 create invalid offset address for vsx splat insn.
213 * config/rs6000/predicates.md (splat_input_operand): New.
214 * config/rs6000/vsx.md (vsx_splat_*): Use it.
216 2011-03-15 Xinliang David Li <davidxl@google.com>
219 * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
220 (normalize_preds): New function.
221 (is_use_properly_guarded): Normalize def predicates.
223 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
226 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
227 in the output template.
229 2011-03-15 Richard Guenther <rguenther@suse.de>
232 * tree-pretty-print.c (dump_function_declaration): Properly
233 dump unprototyped and varargs function types.
235 2011-03-15 Richard Guenther <rguenther@suse.de>
237 PR tree-optimization/13954
238 * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
241 2011-03-15 Richard Guenther <rguenther@suse.de>
243 PR tree-optimization/48037
244 * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
245 selects into BIT_FIELD_REFs.
246 (non_rewritable_mem_ref_base): Check if a MEM_REF is a
249 2011-03-15 Jakub Jelinek <jakub@redhat.com>
251 PR tree-optimization/48129
252 * builtins.c (fold_builtin_snprintf): Convert to type of
253 built_in_decls[BUILT_IN_SNPRINTF] retval instead of
254 implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
256 2011-03-15 Richard Guenther <rguenther@suse.de>
258 PR tree-optimization/41490
259 * tree-ssa-dce.c (propagate_necessity): Handle returns without
261 * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
263 * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
264 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
265 * tree-tailcall.c (find_tail_calls): Ignore returns.
267 2011-03-15 Richard Guenther <rguenther@suse.de>
270 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
271 or variable-indexed array accesses when in gimple form.
273 2011-03-15 Richard Guenther <rguenther@suse.de>
275 * config/i386/i386.c (ix86_emit_swdivsf): Implement more
278 2011-03-15 Alan Modra <amodra@gmail.com>
281 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
282 presume symbol_refs without a symbol_ref_decl are suitably
283 aligned, nor other trees we may see here. Handle anchor symbols.
284 (legitimate_constant_pool_address_p): Comment. Add mode param.
285 Check cmodel=medium addresses. Adjust all calls.
286 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
287 creating cmodel=medium optimized access to locals.
288 * config/rs6000/constraints.md (R): Pass QImode to
289 legitimate_constant_pool_address_p.
290 * config/rs6000/predicates.md (input_operand): Pass mode to
291 legitimate_constant_pool_address_p.
292 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
295 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
298 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
299 64-bit constants being loaded into registers other than GPRs such
300 as loading 0 into a VSX register.
302 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
304 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
307 2011-03-14 Jakub Jelinek <jakub@redhat.com>
310 * builtins.c (fold_builtin_snprintf): New function.
311 (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
312 (fold_builtin_4): Likewise.
315 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
316 STRIP_NOPS on arg0 and arg1. When optimizing X +- C == X
317 and C - X == X also strip nops from +/-/p+ operand.
318 When optimizing -X == C, fold C to arg0's type.
321 * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
322 emit it as add_AT_int instead of add_AT_unsigned.
324 2011-03-14 Tom Tromey <tromey@redhat.com>
326 * unwind-dw2.c: Include sys/sdt.h if it exists.
327 (_Unwind_DebugHook): Use STAP_PROBE2.
328 * config.in, configure: Rebuild.
329 * configure.ac: Check for sys/sdt.h.
331 2011-03-14 Uros Bizjak <ubizjak@gmail.com>
333 * config/i386/i386.md (ROUND_FLOOR): New constant.
335 (ROUND_TRUNC): Ditto.
336 (ROUND_MXCSR): Ditto.
337 (ROUND_NO_EXC): Ditto.
338 (rint<mode>2): Use new defines instead of numerical constants.
339 (floor<mode>2): Ditto.
340 (ceil<mode>2): Ditto.
341 (btrunc<mode>2): Ditto.
342 * config/i386/i386-builtin-types.def: Define ROUND function type
344 * config/i386/i386.c (enum ix86_builtins): Add
345 IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
346 (struct builtin_description): Add
347 __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
348 (ix86_expand_sse_round): New static function.
349 (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
351 (ix86_builtin_vectorized_function): Handle
352 BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
354 2011-03-14 Tom Tromey <tromey@redhat.com>
356 * c-parser.c (c_parser_asm_string_literal): Clear
357 warn_overlength_strings.
359 2011-03-14 Tom Tromey <tromey@redhat.com>
361 * c-parser.c (disable_extension_diagnostics): Save
362 warn_overlength_strings.
363 (restore_extension_diagnostics): Restore warn_overlength_strings.
365 2011-03-14 Jakub Jelinek <jakub@redhat.com>
367 * BASE-VER: Change to 4.7.0.
369 2011-03-14 Richard Guenther <rguenther@suse.de>
372 * tree.c (build_vector_from_val): Adjust assert to requirements
375 2011-03-14 Jakub Jelinek <jakub@redhat.com>
378 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
380 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
382 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
383 terms of target_flags_explicit. Adjust copyright year.
385 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
386 * config/rs6000/t-freebsd: New file. Add override for
389 2011-03-13 Chris Demetriou <cgd@google.com>
391 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
392 (-fno-diagnostics-show-option): this, to reflect current default.
393 (-Werror=): Update text about -fno-diagnostics-show-option.
395 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
398 * config/rs6000/predicates.md (easy_vector_constant_add_self,
399 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
400 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
401 mode is not V2DImode or V2DFmode.
402 (vspltis_constant): Do not handle V2DImode and V2DFmode.
403 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
404 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
406 (movdi_internal64): Likewise.
408 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
410 PR tree-optimization/47127
411 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
413 (set_cloog_options): Same.
414 (scop_to_clast): Same.
415 (print_clast_stmt): Do not call cloog_state_malloc and
417 (print_generated_program): Same.
419 * graphite-clast-to-gimple.h (cloog_state): Declared.
420 (scop_to_clast): Adjust declaration.
421 * graphite.c (cloog_state): Defined here.
422 (graphite_initialize): Call cloog_state_malloc.
423 (graphite_finalize): Call cloog_state_free.
425 2011-03-11 Jason Merrill <jason@redhat.com>
427 * attribs.c (lookup_attribute_spec): Take const_tree.
430 2011-03-11 Joseph Myers <joseph@codesourcery.com>
432 * config/sparc/sparc.c (sparc_option_override): Use
433 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
435 2011-03-11 Richard Guenther <rguenther@suse.de>
437 PR tree-optimization/48067
438 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
439 multiplication result will be only used once on the target
442 2011-03-11 Richard Guenther <rguenther@suse.de>
444 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
446 2011-03-11 Richard Guenther <rguenther@suse.de>
449 * tree.c (find_decls_types_r): Do not walk types only reachable
450 from IDENTIFIER_NODEs.
452 2011-03-11 Jakub Jelinek <jakub@redhat.com>
455 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
456 all vnode->force_output nodes as needed.
458 2011-03-11 Jason Merrill <jason@redhat.com>
461 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
462 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
464 2011-03-11 Martin Jambor <mjambor@suse.cz>
466 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
469 2011-03-11 Jakub Jelinek <jakub@redhat.com>
471 PR tree-optimization/48063
472 * ipa-inline.c (cgraph_decide_inlining): Don't try to
473 inline functions called once if !tree_can_inline_p (node->callers).
475 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
477 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
479 * config/score/score3.c: Delete.
480 * config/score/score3.h: Delete.
481 * config/score/mul-div.S: Delete.
482 * config/score/sfp-machine.h: Add new file.
483 * config/score/constraints.md: Add new file.
484 * config/score/t-score-softfp: Add new file.
485 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
486 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
487 (score7_extra_constraint): Delete.
488 (score7_option_override): Remove unused code.
489 * config/score/score.c: Remove score3 and score5 define and code.
490 * config/score/score.h: Remove score3 and score5 define and code.
491 * config/score/score.md: Remove score3 template and unusual insn.
492 * config/score/score.opt: Remove score3 and score5 options.
494 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
496 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
497 when _HPUX_SOURCE is defined.
498 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
500 2011-03-10 Jason Merrill <jason@redhat.com>
503 * stor-layout.c (layout_type): Don't set structural equality
504 on arrays of incomplete type.
505 * tree.c (type_hash_eq): Handle comparing them properly.
507 2011-03-10 Jakub Jelinek <jakub@redhat.com>
510 * config/s390/s390.c (s390_delegitimize_address): Make sure the
511 result mode matches original rtl mode.
513 2011-03-10 Nick Clifton <nickc@redhat.com>
515 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
516 (andsi3, andsi3_flags): Fix timings for three operand alternative.
518 2011-03-09 Jakub Jelinek <jakub@redhat.com>
520 PR rtl-optimization/47866
521 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
522 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
523 if target wasn't scalar.
524 * function.c (assign_stack_temp_for_type): Assert that neither
525 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
526 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
528 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
530 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
532 * config/s390/s390-protos.h (s390_label_align): New prototype.
533 * config/s390/s390.c (s390_label_align): New function.
534 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
536 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
539 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
540 V2DI/V2DF constants. Only all 0's or all 1's are easy.
541 (output_vec_const_move): Ditto.
543 2011-03-08 Anatoly Sokolov <aesok@post.ru>
545 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
546 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
547 * config/mips/mips.c (mips_preferred_reload_class): Make static.
548 Change 'rclass' argument and result type to reg_class_t.
549 (TARGET_PREFERRED_RELOAD_CLASS): Define.
551 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
553 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
554 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST,
555 TARGET_MEMORY_MOVE_COST): Define.
556 (avr_register_move_cost, avr_memory_move_cost): New Functions.
558 2011-03-08 Jakub Jelinek <jakub@redhat.com>
561 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
564 PR tree-optimization/48022
565 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
568 2011-03-07 Jakub Jelinek <jakub@redhat.com>
571 * var-tracking.c (find_use_val): Return NULL for
572 cui->sets && cui->store_p BLKmode MEMs.
574 2011-03-07 Anatoly Sokolov <aesok@post.ru>
576 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
578 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
579 xstormy16_print_operand_address): Remove.
580 * config/stormy16/stormy16.c (xstormy16_print_operand,
581 xstormy16_print_operand_address): Make static.
582 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
584 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
587 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
588 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
591 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
594 * cfgloopmanip.c (fix_bb_placements): Return immediately
595 if FROM is BASE_LOOP's header.
597 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
599 * gimplify.c (gimplify_function_tree): Fix building calls
600 to __builtin_return_address.
602 2011-03-07 Alan Modra <amodra@gmail.com>
604 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
605 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
606 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
607 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
609 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
610 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
611 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
612 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
613 * config/rs6000/rs6000.c
614 (rs6000_elf_end_indicate_exec_stack): Rename to..
615 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
616 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
617 (rs6000_file_start): ..here.
618 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
619 file scope variables.
620 (call_ABI_of_interest): New function.
621 (init_cumulative_args): Set above vars when function return value
622 is a float, vector, or small struct.
623 (rs6000_function_arg_advance_1): Likewise for function args.
624 (rs6000_va_start): Set rs6000_passes_float if variable arg function
625 references float args.
627 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
629 * doc/cfg.texi: Remove "See" before @ref.
630 * doc/invoke.texi: Likewise.
632 2011-03-05 Jason Merrill <jason@redhat.com>
634 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
636 2011-03-05 Anthony Green <green@moxielogic.com>
638 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
640 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
642 PR rtl-optimization/47899
643 * cfgloopmanip.c (fix_bb_placements): Fix first argument
644 to flow_loop_nested_p when moving the loop upward.
646 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
649 * arm.md (movhi_insn_arch4): Accept any immediate constant.
651 2011-03-05 Jakub Jelinek <jakub@redhat.com>
653 PR tree-optimization/47967
654 * ipa-cp.c (build_const_val): Return NULL instead of creating
655 VIEW_CONVERT_EXPR for mismatching sizes.
656 (ipcp_create_replace_map): Return NULL if build_const_val failed.
657 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
658 give up on versioning.
660 2011-03-05 Alan Modra <amodra@gmail.com>
663 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
664 full cmodel medium/large lo_sum + high addresses.
666 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
668 * config/s390/s390.c (s390_decompose_address): Reject non-literal
669 pool references in UNSPEC_LTREL_OFFSET.
671 2011-03-04 Jan Hubicka <jh@suse.cz>
674 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
675 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
676 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
678 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
679 cgraph_add_thunk): Add node pointers.
680 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
681 associated to right node.
682 (input_node): Update use of cgraph_same_body_alias
683 and cgraph_add_thunk.
685 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
687 * config/i386/i386.opt (mprefer-avx128): New flag.
688 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
689 modes when the flag -mprefer-avx128 is on.
691 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
693 * dwarf2out.c (compare_loc_operands): Fix address handling.
695 2011-03-04 Alan Modra <amodra@gmail.com>
697 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
699 2011-03-04 Richard Guenther <rguenther@suse.de>
702 * expmed.c (extract_bit_field_1): Prefer vector modes that
703 vec_extract patterns can handle.
705 2011-03-04 Richard Guenther <rguenther@suse.de>
708 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
710 2011-03-04 Richard Henderson <rth@redhat.com>
712 * explow.c (emit_stack_save): Remove 'after' parameter.
713 (emit_stack_restore): Likewise.
714 * expr.h: Update to match.
715 * builtins.c, calls.c, stmt.c: Likewise.
716 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
717 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
718 * function.c (expand_function_end): Insert the emit_stack_save
719 sequence before parm_birth_insn instead of after.
721 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
723 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
724 (ssse3_pmaddubsw128): Ditto.
725 (ssse3_pmaddubsw): Ditto.
727 2011-03-03 Steve Ellcey <sje@cup.hp.com>
729 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
731 2011-03-03 Jakub Jelinek <jakub@redhat.com>
734 * gimplify.c (omp_add_variable): Only call omp_notice_variable
735 on TYPE_SIZE_UNIT if it is a DECL.
738 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
739 first operand is not is_gimple_mem_ref_addr, try to fold it.
740 If the operand still isn't is_gimple_mem_ref_addr, clear
743 2011-03-03 Richard Guenther <rguenther@suse.de>
746 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
748 (refs_may_alias_p_1): For release branches return true if
749 we are confused by our input.
751 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
753 * config/s390/s390.c (s390_function_value): Rename to ...
754 (s390_function_and_libcall_value): ... this.
755 (s390_function_value): New function.
756 (s390_libcall_value): New function.
757 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
758 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
759 target macro definitions.
760 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
762 2011-03-02 Joseph Myers <joseph@codesourcery.com>
764 * config/i386/freebsd64.h (CC1_SPEC): Define.
765 * config/i386/linux64.h (CC1_SPEC): Define.
766 * config/i386/x86-64.h (CC1_SPEC): Don't define.
768 2011-03-02 Anatoly Sokolov <aesok@post.ru>
770 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
772 * config/stormy16/stormy16.c: Include reload.h.
773 (xstormy16_memory_move_cost): New function.
774 (TARGET_MEMORY_MOVE_COST): Define.
776 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
778 PR rtl-optimization/47925
779 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
780 with side effects. Remove the more-specific check for volatile asms.
782 2011-03-02 Alan Modra <amodra@gmail.com>
785 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
786 toc relative addresses for valid offsets.
788 2011-03-01 Richard Guenther <rguenther@suse.de>
790 PR tree-optimization/47890
791 * tree-vect-loop.c (get_initial_def_for_induction): Set
792 related stmt properly.
794 2011-03-01 Richard Guenther <rguenther@suse.de>
797 * lto-streamer.c (lto_record_common_node): Also register
800 2011-03-01 Richard Guenther <rguenther@suse.de>
803 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
804 Do not stream DECL_ABSTRACT_ORIGIN.
805 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
806 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
807 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
808 Do not stream DECL_ABSTRACT_ORIGIN.
809 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
810 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
812 2011-02-28 Anatoly Sokolov <aesok@post.ru>
814 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
815 FUNCTION_VALUE_REGNO_P): Remove.
816 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
817 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
818 Add 'outgoing' argument.
819 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
821 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
822 TARGET_FUNCTION_VALUE_REGNO_P): Define.
824 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
827 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
828 (lookup_filename): Likewise.
829 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
831 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
832 Jakub Jelinek <jakub@redhat.com>
835 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
836 (assign_stack_local_1): Change last argument type to int.
837 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
838 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
839 don't record padding space into frame_space_list nor use those areas.
840 (assign_stack_local): Adjust caller.
841 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
842 of assign_stack_local, pass 0 as last argument.
843 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
846 2011-02-28 Jakub Jelinek <jakub@redhat.com>
849 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
850 Use target address_mode and pointer_mode hooks instead of hardcoded
851 Pmode and ptr_mode. Handle some simple cases of extending if
852 POINTERS_EXTEND_UNSIGNED < 0.
853 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
854 Call convert_debug_memory_address.
855 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
856 convert_debug_memory_address.
859 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
860 * configure: Regenerated.
861 * config.in: Regenerated.
862 * varasm.c (default_function_section): Return NULL
863 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
865 2011-02-28 Martin Jambor <mjambor@suse.cz>
867 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
868 the description to match the printed values.
870 2011-02-28 Richard Guenther <rguenther@suse.de>
872 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
873 of the copied scope tree.
875 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
877 * doc/extend.texi (Function Attributes): Avoid deeply (and
878 wrongly) nested tables.
880 2011-02-27 Jakub Jelinek <jakub@redhat.com>
883 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
884 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
887 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
889 * config/avr/avr.md: Remove magic comment for emacs.
891 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
894 * config/avr/avr.c (avr_option_override): Use error on bad options.
895 (avr_help): New function.
896 (TARGET_HELP): Define.
898 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
901 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
902 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
904 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
906 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
907 (ARM Options): Ditto.
908 (i386 and x86-64 Options): Ditto.
910 (SPARC Options): Ditto.
912 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
914 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
915 FreeBSD 6 and later. Generally use cpu generic.
917 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
919 * doc/cpp.texi: Update copyright years.
921 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
924 * config/lm32/lm32.md (ashrsi3): Added needed variable.
926 2011-02-25 Jon Beniston <jon@beniston.com>
929 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
930 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
931 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
932 (lm32_block_move_inline): Add type cast to remove warning.
933 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
934 (gen_int_relational): Move declarations to start of function.
936 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
938 PR tree-optimization/45470
939 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
940 can throw internally only.
941 * tree-vect-stmts.c (vectorizable_call): Likewise.
943 2011-02-24 Anatoly Sokolov <aesok@post.ru>
945 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
946 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
947 * config/stormy16/stormy16-protos.h
948 (xstormy16_preferred_reload_class): Remove.
949 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
950 static. Change 'rclass' argument and return type to reg_class_t.
951 (TARGET_PREFERRED_RELOAD_CLASS,
952 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
954 2011-02-24 Richard Guenther <rguenther@suse.de>
956 * lto-streamer-in.c (input_bb): Do not find referenced vars
959 2011-02-23 Jason Merrill <jason@redhat.com>
961 * common.opt (fabi-version): Document v5 and v6.
963 2011-02-23 Richard Guenther <rguenther@suse.de>
965 PR tree-optimization/47849
966 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
968 2011-02-23 Jie Zhang <jie@codesourcery.com>
970 * opts-common.c (decode_cmdline_option): Print empty string
971 argument as "" in decoded->orig_option_with_args_text.
972 * gcc.c (execute): Print empty string argument as ""
973 in the verbose output.
974 (do_spec_1): Keep empty string argument.
976 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
978 * config.gcc: Declare score-* and crx-* obsolete.
980 2011-02-23 Jie Zhang <jie@codesourcery.com>
982 PR rtl-optimization/47763
983 * web.c (web_main): Ignore naked clobber when replacing register.
985 2011-02-22 Anatoly Sokolov <aesok@post.ru>
987 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
990 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
993 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
995 2011-02-22 Mike Stump <mikestump@comcast.net>
997 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
999 * configure: Regenerate.
1001 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
1003 PR rtl-optimization/46002
1004 * ira-color.c (update_copy_costs): Change class intersection
1005 test to reg_class_contents[] test of 'hard_regno'.
1007 2011-02-21 Joseph Myers <joseph@codesourcery.com>
1009 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
1011 * config/hpux11.opt (mt): Likewise.
1012 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
1013 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
1014 * config/vax/elf.opt (mno-asm-pic): Likewise.
1015 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
1017 2011-02-21 Mike Stump <mikestump@comcast.net>
1020 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
1021 tree so we can get save the type.
1022 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
1023 for CFString instead of trying to use past the end of the builtins.
1024 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
1025 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
1026 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
1027 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
1028 Rename to darwin_builtin_cfstring.
1029 (darwin_init_cfstring_builtins): Return the built type.
1031 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
1034 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
1035 (_mm256_insert_epi64): Use _mm_insert_epi64.
1037 2011-02-21 Anatoly Sokolov <aesok@post.ru>
1039 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1040 * config/stormy16/stormy16-protos.h
1041 (xstormy16_mode_dependent_address_p): Remove.
1042 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
1043 Make static. Change return type to bool. Change argument type to
1044 const_rtx. Remove dead code.
1045 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1047 2011-02-21 Richard Guenther <rguenther@suse.de>
1050 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1051 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1052 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
1054 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1055 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1057 2011-02-20 Richard Guenther <rguenther@suse.de>
1060 * tree.c (free_lang_data_in_decl): Clean builtins from
1061 the TU decl BLOCK_VARS.
1063 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
1067 * haifa-sched.c (fix_tick_ready): Skip tick computation
1070 2011-02-19 Richard Guenther <rguenther@suse.de>
1073 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
1074 Remove lazy BLOCK_VARS streaming.
1075 (lto_input_ts_block_tree_pointers): Likewise.
1076 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
1078 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1080 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
1082 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1084 * config/i386/biarch32.h, config/i386/mach.h,
1085 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
1087 2011-02-19 Jakub Jelinek <jakub@redhat.com>
1090 * config/i386/i386.md (peephole2 for shift and plus): Use
1091 operands[1] original mode in the first insn.
1093 2011-02-18 Mike Stump <mikestump@comcast.net>
1095 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
1097 2011-02-18 Jan Hubicka <jh@suse.cz>
1100 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
1101 to zero when the function is not inlinable at all.
1103 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1105 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
1106 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1107 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
1108 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
1109 * config/pa/t-pa64: Likewise.
1110 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
1112 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1115 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
1117 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1120 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
1122 2011-02-18 Anatoly Sokolov <aesok@post.ru>
1124 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
1125 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
1126 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
1127 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
1128 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
1129 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
1130 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
1131 m32r_load_postinc_p, m32r_store_preinc_predec_p,
1132 m32r_legitimate_address_p): New functions.
1133 * config/m32r/constraints.md (constraint "S"): Don't use
1134 STORE_PREINC_PREDEC_P.
1135 (constraint "U"): Don't use LOAD_POSTINC_P.
1137 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
1139 PR rtl-optimization/46178
1140 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
1141 compute ira_hard_regno_cover_class[].
1143 2011-02-18 Richard Guenther <rguenther@suse.de>
1146 * lto-streamer.h (lto_global_var_decls): Declare.
1147 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
1148 statics for global var processing.
1150 2011-02-18 Richard Guenther <rguenther@suse.de>
1152 PR tree-optimization/47737
1153 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
1154 edge dominance check.
1156 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1159 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
1160 avoid invalid rtx sharing.
1162 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
1164 * doc/cpp.texi (Obsolete Features): Add background on the
1165 origin of assertions.
1167 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
1169 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
1171 * config/darwin.c (output_objc_section_asm_op): Added support for
1173 (is_objc_metadata): New.
1174 (darwin_objc2_section): New.
1175 (darwin_objc1_section): New.
1176 (machopic_select_section): Added support for ABI v1 and v2.
1177 (darwin_emit_objc_zeroed): New.
1178 (darwin_output_aligned_bss): Detect objc metadata and treat it
1180 (darwin_asm_output_aligned_decl_common): Same.
1181 (darwin_asm_output_aligned_decl_local): Same.
1182 * config/darwin-sections.def: Updated for ABI v1 and v2.
1183 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
1184 compiling Objective-C code for the NeXT runtime, default to using
1185 ABI version 0 for 32-bit, and version 2 for 64-bit.
1187 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1189 * common.opt (optimize_fast): New Variable.
1190 * opts.c (default_options_optimization): Use opts->x_optimize_fast
1191 instead of local variable ofast.
1193 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
1195 * doc/invoke.texi (fobjc-abi-version): Documented.
1196 (fobjc-nilcheck): Documented.
1197 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
1200 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1203 * common.opt (export-dynamic): New Driver option.
1204 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
1206 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1208 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
1210 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
1211 Jan Hubicka <jh@suse.cz>
1215 * cfgexpand.c (account_used_vars_for_block): Remove.
1216 (estimated_stack_frame_size): Use referenced vars.
1217 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
1218 that were referenced in the original function. Test src_fn
1219 rather than cfun. Drop redundant get_var_ann.
1220 (setup_one_parameter): Drop redundant get_var_ann.
1221 (declare_return_variable): Likewise.
1222 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
1223 (copy_arguments_for_versioning): Drop redundant get_var_ann.
1224 * ipa-inline.c (compute_inline_parameters): Do not compute
1225 disregard_inline_limits here.
1226 (compute_inlinable_for_current, pass_inlinable): New.
1227 (pass_inline_parameters): Require PROP_referenced_vars.
1228 * cgraphunit.c (cgraph_process_new_functions): Don't run
1229 compute_inline_parameters explicitly unless function is in SSA form.
1230 (cgraph_analyze_function): Set .disregard_inline_limits.
1231 * tree-sra.c (convert_callers): Compute inliner parameters
1232 only for functions already in SSA form.
1234 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1236 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
1237 -mlittle-endian-data.
1239 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1241 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
1242 -mno-fpu, not -fpu and -no-fpu.
1243 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
1244 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
1246 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
1249 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
1250 input reload with PLUS RTX.
1252 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1254 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
1255 of InverseVar(MDMX).
1257 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1259 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
1262 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1264 * config/mn10300/mn10300.opt (mno-crt0): New.
1266 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1268 * config/m68k/uclinux.opt (static-libc): New Driver option.
1270 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1272 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
1274 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1276 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
1277 %{muser-extend-enabled}.
1279 2011-02-16 Richard Guenther <rguenther@suse.de>
1281 PR tree-optimization/47738
1282 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
1283 the TODO from tree_predictive_commoning.
1285 2011-02-15 Jeff Law <law@redhat.com>
1288 2011-01-25 Jeff Law <law@redhat.com>
1290 PR rtl-optimization/37273
1291 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1292 handle them like argument loads from stack slots. Do not double
1293 count memory for memory constants and argument loads from stack slots.
1295 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1298 * combine.c (cant_combine_insn_p): Revert the last change.
1300 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1303 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
1304 mode for vector constants. Remove code that checks for TImode.
1306 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1310 * cgraph.h (compute_inline_parameters): Return void.
1311 * ipa-inline.c (compute_inline_parameters): Adjust.
1313 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1317 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
1319 * cfgexpand.c (estimated_stack_frame_size): Likewise.
1320 * ipa-inline.c (compute_inline_parameters): Adjust.
1322 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1326 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
1327 Adjust all users. Pass FN to...
1328 * tree-flow-inline.h (first_referenced_var): ... this. Add
1330 * ipa-struct-reorg.c: Adjust.
1331 * tree-dfa.c: Adjust.
1332 * tree-into-ssa.c: Adjust.
1333 * tree-sra.c: Adjust.
1334 * tree-ssa-alias.c: Adjust.
1335 * tree-ssa-live.c: Adjust.
1336 * tree-ssa.c: Adjust.
1337 * tree-ssanames.c: Adjust.
1338 * tree-tailcall.c: Adjust.
1340 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1344 * tree-flow.h (referenced_var_lookup): Add fn parameter.
1346 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
1347 * tree-flow-inline.h: Adjust.
1348 * gimple-pretty-print.c: Adjust.
1349 * tree-into-ssa.c: Adjust.
1350 * tree-ssa.c: Adjust.
1351 * cfgexpand.c: Adjust.
1353 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1355 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
1356 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1357 (EXTRA_CONSTRAINT): Delete.
1358 * config/iq2000/constraints.md: New file.
1359 * config/iq2000/iq2000.md: Include it.
1360 (define_insn ""): Delete.
1361 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
1362 unsupported constraint letters from patterns.
1363 (call_value, call_value_internal1): Likewise.
1364 (call_value_multiple_internal1): Likewise.
1366 2011-02-15 Nick Clifton <nickc@redhat.com>
1368 * config/mn10300/mn10300.c: Include tm-constrs.h.
1369 (struct liw_data): New data structure describing an LIW candidate
1371 (extract_bundle): Use struct liw_data. Allow small integer
1372 operands for some instructions.
1373 (check_liw_constraints): Use struct liw_data. Remove swapped
1374 parameter. Add comments describing the checks. Fix bug when
1375 assigning the source of liw1 to the source of liw2.
1376 (liw_candidate): Delete. Code moved into extract_bundle.
1377 (mn10300_bundle_liw): Use struct liw_data. Check constraints
1379 * config/mn10300/predicates.md (liw_operand): New predicate.
1380 Allows registers and small integer constants.
1381 * config/mn10300/constraints.md (O): New constraint. Accetps
1382 integers in the range -8 to +7 inclusive.
1383 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
1384 for moving a small integer into a register. Give this alternative
1386 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
1387 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
1388 using the J,K,L and M constraints,
1389 (liw): Remove SI mode on second operands to allow for HI and QI
1391 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
1394 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1397 * combine.c (cant_combine_insn_p): Check zero/sign extended
1400 2011-02-15 Richard Guenther <rguenther@suse.de>
1402 PR tree-optimization/47743
1403 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
1404 for a non-type-compatible VN lookup bail out.
1406 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1408 * config/fr30/constraints.md: New file.
1409 * config/fr30/fr30.md: Include it.
1410 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
1411 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1412 (EXTRA_CONSTRAINT): Delete.
1414 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1416 * config/frv/constraints.md: New file.
1417 * config/frv/predicates.md: Include it.
1418 * config/frv/frv.c (reg_class_from_letter): Delete.
1419 (frv_option_override): Don't initialize it.
1420 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
1421 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
1422 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
1423 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1424 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
1425 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1426 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
1427 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
1428 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
1429 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
1430 (REG_CLASS_FROM_CONSTRAINT): Delete.
1432 2011-02-15 Jakub Jelinek <jakub@redhat.com>
1435 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
1436 if frame size is 0 in a leaf function.
1438 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1441 * config/alpha/host-osf.c: New file.
1442 * config/alpha/x-osf: New file.
1443 * config.host (alpha*-dec-osf*): Use it.
1445 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1447 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1448 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
1449 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
1450 (rx_mode_dependent_address_p): ...this. Make static. Change argument
1452 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1454 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1456 * config/stormy16/constraints.md: New file.
1457 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
1458 Use satisfies_constraint_Q and satisfies_constraint_R.
1459 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
1461 (xstormy16_legitiamte_address_p): Declare.
1462 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
1463 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1464 (EXTRA_CONSTRAINT): Delete.
1465 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1467 (xstormy16_extra_constraint_p): Delete.
1469 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
1471 PR tree-optimization/46494
1472 * loop-unroll.c (split_edge_and_insert): Adjust comment.
1473 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
1474 (pass_rtl_loop_done): Add TODO_verify_flow.
1475 * fwprop.c (pass_rtl_fwprop): Likewise.
1476 * modulo-sched.c (pass_sms): Likewise.
1477 * tree-ssa-dom.c (pass_dominator): Likewise.
1478 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1479 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
1480 (pass_tree_loop_done): Likewise.
1481 * tree-ssa-pre.c (execute_pre): Likewise.
1482 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1483 * tree-ssa-sink.c (pass_sink_code): Likewise.
1484 * tree-vrp.c (pass_vrp): Likewise.
1486 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1488 * config/v850/constraints.md: New file.
1489 * config/v850/v850.md: Include it.
1490 * config/v850/predicates.md (reg_or_0_operand): Use
1491 satisfies_constraint_G.
1492 (special_symbolref_operand): Use satisfies_constraint_K.
1493 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
1494 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
1495 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
1496 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1497 (EXTRA_CONSTRAINT): Delete.
1498 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
1499 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
1500 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
1502 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1505 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
1508 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1510 * config/mcore/constraints.md: New file.
1511 * config/mcore/mcore.md: Include it.
1512 * config/mcore/mcore.c (reg_class_from_letter): Delete.
1513 * config/mcore/mcore.h (reg_class_from_letter): Delete.
1514 (REG_CLASS_FROM_LETTER): Delete.
1515 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
1516 insn_const_int_ok_for_constraint.
1517 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
1518 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
1519 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1520 (EXTRA_CONSTRAINT): Delete.
1522 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1525 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
1526 (IS_SIGHANDLER): Define.
1527 (sparc64_is_sighandler): New function, split off from
1528 sparc64_fallback_frame_state.
1529 (sparc_is_sighandler): New function, split off from
1530 sparc_fallback_frame_state.
1531 (sparc64_fallback_frame_state): Merge with ...
1532 (sparc_fallback_frame_state): ... this into ...
1533 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
1534 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
1535 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
1536 stack instead of hardcoded offsets.
1538 2011-02-14 Andriy Gapon <avg@freebsd.org>
1541 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
1543 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1545 * configure: Regenerate.
1547 2011-02-12 Joseph Myers <joseph@codesourcery.com>
1550 * gcc.c (asm_options): Correct spec matching --target-help.
1552 2011-02-12 Martin Jambor <mjambor@suse.cz>
1554 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
1555 to gimple call error.
1557 2011-02-12 Mike Stump <mikestump@comcast.net>
1559 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
1560 comments in backslash regions.
1562 2011-02-12 Mike Stump <mikestump@comcast.net>
1563 Jakub Jelinek <jakub@redhat.com>
1564 Iain Sandoe <iains@gcc.gnu.org>
1567 * dwarf2out.c (output_cfa_loc): When required, apply the
1568 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
1569 (output_loc_sequence): Likewise.
1570 (output_loc_operands_raw): Likewise.
1571 (output_loc_sequence_raw): Likewise.
1572 (output_cfa_loc): Likewise.
1573 (output_loc_list): Suppress register number adjustment when
1574 calling output_loc_sequence()
1575 (output_die): Likewise.
1577 2011-02-12 Anatoly Sokolov <aesok@post.ru>
1579 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1581 * config/xtensa/xtensa.c (xtensa_register_move_cost,
1582 xtensa_memory_move_cost): New functions.
1583 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
1585 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
1588 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
1589 in the current directory.
1590 * configure: Rebuilt.
1592 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1594 * config/darwin.c (darwin_override_options): Add a hunk missed
1595 from the commit of r168571. Trim comment line lengths and
1596 correct indents of the preceding block.
1598 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1600 * gcc.c (driver_handle_option): Concatenate the argument to -F with
1603 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1605 * common.opt (nostartfiles): New Driver option.
1607 2011-02-11 Xinliang David Li <davidxl@google.com>
1609 PR tree-optimization/47707
1610 * tree-chrec.c (convert_affine_scev): Keep type precision.
1612 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
1614 PR tree-optimization/47420
1615 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
1617 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
1619 PR rtl-optimization/47614
1620 * rtl.h (check_for_inc_dec): Declare.
1621 * dse.c (check_for_inc_dec): Externalize...
1622 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
1623 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
1625 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1628 * gcc.c (main): Do not compile inputs if there were errors in
1630 * opts-common.c (read_cmdline_option): Check for wrong language
1631 after other error checks.
1633 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
1635 * cgraph.c: Fix comment typos.
1636 * cgraph.h: Likewise.
1637 * cgraphunit.c: Likewise.
1638 * ipa-cp.c: Likewise.
1639 * ipa-inline.c: Likewise.
1640 * ipa-prop.c: Likewise.
1641 * ipa-pure-const.c: Likewise.
1642 * ipa-ref.c: Likewise.
1643 * ipa-reference.c: Likewise.
1645 2011-02-11 Jakub Jelinek <jakub@redhat.com>
1648 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
1650 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1653 * doc/sourcebuild.texi (Require Support): Document
1654 dg-require-ascii-locale.
1656 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
1658 * doc/lto.texi (Write summary): Fix missing parentheses.
1660 2011-02-10 DJ Delorie <dj@redhat.com>
1662 * config/m32c/m32c.c (m32c_option_override): Disable
1663 -fcombine-stack-adjustments until flag value tracking and compare
1664 optimization can be rewritten.
1666 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
1668 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
1670 (PROCESSOR_DEFAULT64): Likewise.
1672 2011-02-10 Richard Henderson <rth@redhat.com>
1674 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
1675 change from 2011-02-03.
1676 * config/rx/rx.c (flags_from_code): Likewise.
1677 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
1678 is valid, n/pz otherwise.
1679 (rx_select_cc_mode): Return CCmode if Y is not zero.
1681 2011-02-10 Richard Guenther <rguenther@suse.de>
1683 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
1685 2011-02-10 Richard Guenther <rguenther@suse.de>
1687 PR tree-optimization/47677
1688 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
1690 2011-02-10 Jakub Jelinek <jakub@redhat.com>
1693 * combine.c (make_compound_operation): Only change shifts into
1694 multiplication for SCALAR_INT_MODE_P.
1696 2011-02-10 Jie Zhang <jie@codesourcery.com>
1700 2011-02-05 Jie Zhang <jie@codesourcery.com>
1702 * web.c (entry_register): Don't clobber the number of the
1703 first uninitialized reference in used[].
1705 2011-02-09 Richard Guenther <rguenther@suse.de>
1707 PR tree-optimization/47664
1708 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
1711 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
1715 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
1717 (PROCESSOR_DEFAULT64): Same.
1718 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
1720 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1722 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
1724 2011-02-09 Martin Jambor <mjambor@suse.cz>
1727 * tree-sra.c (struct access): New flags grp_scalar_read and
1728 grp_scalar_write. Changed description of assignment read and write
1730 (dump_access): Dump new flags, reorder all of them.
1731 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
1732 to detect multiple scalar reads.
1733 (analyze_access_subtree): Use the new scalar read write flags instead
1734 of the old flags. Adjusted comments.
1736 2011-02-08 DJ Delorie <dj@redhat.com>
1739 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
1742 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1744 * config/m68k/uclinux.opt: New.
1745 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
1747 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1749 * config/cris/elf.opt (sim): New Driver option.
1751 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1753 * config/xtensa/elf.opt: New.
1754 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
1756 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1758 * config/vax/elf.opt: New.
1759 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
1761 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1763 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
1765 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1767 * config/gnu-user.opt: New.
1768 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
1769 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
1770 *-*-uclinux*): Use gnu-user.opt.
1772 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
1774 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
1775 * config/i386/gnu.h (CPP_SPEC): Likewise.
1777 2011-02-08 Ian Lance Taylor <iant@google.com>
1779 * common.opt (fcx-limited-range): Add SetByCombined flag.
1780 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
1781 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
1782 (fassociative-math, freciprocal-math): Likewise.
1783 (funsafe-math-optimizations): Likewise.
1784 * opth-gen.awk: Handle SetByCombined.
1785 * optc-gen.awk: Likewise.
1786 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
1787 (set_unsafe_math_optimizations_flags): Likewise.
1788 * doc/options.texi (Option properties): Document SetByCombined.
1790 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1792 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
1793 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
1794 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
1795 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
1796 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
1798 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
1800 PR tree-optimization/46834
1801 PR tree-optimization/46994
1802 PR tree-optimization/46995
1803 * graphite-sese-to-poly.c (used_outside_reduction): New.
1804 (detect_commutative_reduction): Call used_outside_reduction.
1805 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
1806 translate_scalar_reduction_to_array only when at least one
1807 loop-phi/close-phi tuple has been detected.
1809 2011-02-08 Richard Guenther <rguenther@suse.de>
1812 * tree-vect-generic.c (expand_vector_operations_1): Update
1814 (expand_vector_operations): ... not here. Cleanup EH info
1815 and the CFG if required.
1817 2011-02-08 Richard Guenther <rguenther@suse.de>
1819 PR tree-optimization/47641
1820 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
1821 require type compatibility.
1823 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1825 * gimple-low.c (lower_function_body): Don't remove the location of
1826 the return statement here.
1827 (lower_gimple_return): Do it here instead but only if the return
1828 statement is actually used twice.
1830 2011-02-08 Richard Guenther <rguenther@suse.de>
1832 PR tree-optimization/47632
1833 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
1834 unused up_to_stmt parameter, return whether cfg-cleanup is
1835 necessary, remove EH info properly.
1836 (forward_propagate_into_gimple_cond): Adjust caller.
1837 (forward_propagate_into_cond): Likewise.
1838 (forward_propagate_comparison): Likewise.
1839 (tree_ssa_forward_propagate_single_use_vars): Make
1840 forward_propagate_comparison case similar to the two others.
1842 2011-02-08 Nick Clifton <nickc@redhat.com>
1844 * config/mn10300/mn10300.opt (mliw): New command line option.
1845 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
1846 (liw_bundling): New automaton.
1847 (liw): New attribute.
1848 (liw_op): New attribute.
1849 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
1850 (movsi_internal): Add LIW attributes.
1854 (addsi3): Separate register and immediate alternatives.
1859 (lshrsi3): Likewise.
1860 (ashrsi3): Likewise.
1862 * config/mn10300/mn10300.c (liw_op_names): New
1863 (mn10300_print_operand): Handle 'W' operand descriptor.
1864 (extract_bundle): New function.
1865 (check_liw_constraints): New function.
1866 (liw_candidate): New function.
1867 (mn10300_bundle_liw): New function.
1868 (mn10300_reorg): New function.
1869 (TARGET_MACHINE_DEPENDENT_REORG): Define.
1870 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
1871 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
1872 __LIW__ or __NO_LIW__.
1873 * doc/invoke.texi: Describe the -mliw command line option.
1875 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1877 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
1878 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1879 pthread_mutex_unlock): Remove.
1880 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
1881 * config/pa/t-pa64: Likewise.
1882 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
1883 shared libc if not linking against libpthread.
1884 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
1886 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
1889 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
1890 on 10.6 and later to ensure that we always use the unwinder from
1891 the system. Only add -no_compact_unwind when tarteting darwin
1894 2011-02-07 Steve Ellcey <sje@cup.hp.com>
1897 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
1898 (vec_interleave_lowv2sf): Ditto.
1899 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
1900 (vec_extract_oddv2sf): Ditto.
1902 2011-02-07 Mike Stump <mikestump@comcast.net>
1905 Add __ieee_divdc3 entry point.
1906 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
1908 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
1909 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
1910 * config/darwin.c (darwin_rename_builtins): Add.
1911 * config/darwin-protos.h (darwin_rename_builtins): Add.
1913 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1916 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
1919 2011-02-07 Mike Stump <mikestump@comcast.net>
1921 * config/darwin.opt (mmacosx-version-min): Update default OS version.
1923 2011-02-07 Denis Chertykov <chertykov@gmail.com>
1926 * config/avr/libgcc.S (exit): Move .endfunc
1928 2011-02-07 Richard Guenther <rguenther@suse.de>
1930 PR tree-optimization/47615
1931 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
1932 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
1933 (run_scc_vn): Initialize it.
1934 (visit_reference_op_load): Use it.
1935 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
1937 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1939 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
1940 DImode trapping arithmetic libfuncs.
1942 2011-02-07 Richard Guenther <rguenther@suse.de>
1944 PR tree-optimization/47621
1945 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
1947 (execute_update_addresses_taken): ... here. Make it more
1948 conservative in what we accept.
1950 2011-02-06 Joseph Myers <joseph@codesourcery.com>
1952 * config/sparc/freebsd.h (ASM_SPEC): Define.
1953 * config/sparc/vxworks.h (ASM_SPEC): Define.
1955 2011-02-06 Joseph Myers <joseph@codesourcery.com>
1957 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
1959 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
1961 * doc/invoke.texi: Remove reference to compiler internals from
1964 * reg-notes.def: Remove REG_VALUE_PROFILE.
1965 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
1967 2011-02-05 Jakub Jelinek <jakub@redhat.com>
1970 * varasm.c (default_section_type_flags): If decl is NULL,
1971 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
1973 2011-02-05 Jie Zhang <jie@codesourcery.com>
1976 * web.c (entry_register): Don't clobber the number of the
1977 first uninitialized reference in used[].
1979 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
1981 PR tree-optimization/46194
1982 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
1983 (build_classic_dist_vector_1): Do not represent classic distance
1984 vectors when the access functions are variating in different loops.
1986 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1988 * config/mips/iris6.opt: New.
1989 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
1991 2011-02-04 Richard Henderson <rth@redhat.com>
1992 Steve Ellcey <sje@cup.hp.com>
1995 * config/ia64/predicates.md (mux1_brcst_element): New.
1996 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
1997 * config/ia64/ia64.c (ia64_unpack_assemble): New.
1998 (ia64_unpack_sign): New.
1999 (ia64_expand_unpack): Rewrite using new routines.
2000 (ia64_expand_widen_sum): Ditto.
2001 (ia64_expand_dot_prod_v8qi): Ditto.
2002 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
2003 routines, add endian check.
2004 (pmpy2_even): Rename from pmpy2_r, add endian check.
2005 (pmpy2_odd): Rename from pmpy2_l, add endian check.
2006 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
2007 (vec_widen_smult_hi_v4hi): Ditto.
2008 (vec_widen_umult_lo_v4hi): Ditto.
2009 (vec_widen_umult_hi_v4hi): Ditto.
2010 (mulv2si3): Change endian checks.
2011 (sdot_prodv4hi): Rewrite with new calls.
2012 (udot_prodv4hi): New.
2013 (vec_pack_ssat_v4hi): Add endian check.
2014 (vec_pack_usat_v4hi): Ditto.
2015 (vec_pack_ssat_v2si): Ditto.
2016 (max1_even): Rename from max1_r, add endian check.
2017 (max1_odd): Rename from max1_l, add endian check.
2018 (*mux1_rev): Format change.
2020 (*mux1_shuf): Ditto.
2022 (*mux1_brcst_v8qi): Use new predicate.
2023 (vec_extract_evenv8qi): Remove endian check.
2024 (vec_extract_oddv8qi): Ditto.
2025 (vec_interleave_lowv4hi): Format change.
2026 (vec_interleave_highv4hi): Ditto.
2027 (mix2_even): Rename from mix2_r, add endian check.
2028 (mix2_odd): Rename from mux2_l, add endian check.
2029 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
2030 (vec_extract_evenodd_helper): Format change.
2031 (vec_extract_evenv4hi): Remove endian check.
2032 (vec_extract_oddv4hi): Remove endian check.
2033 (vec_interleave_lowv2si): Format change.
2034 (vec_interleave_highv2si): Format change.
2035 (vec_initv2si): Remove endian check.
2036 (vecinit_v2si): Add endian check.
2037 (reduc_splus_v2sf): Add endian check.
2038 (reduc_smax_v2sf): Ditto.
2039 (reduc_smin_v2sf): Ditto.
2040 (vec_initv2sf): Remove endian check.
2041 (fpack): Add endian check.
2042 (fswap): Add endian check.
2043 (vec_interleave_highv2sf): Add endian check.
2044 (vec_interleave_lowv2sf): Add endian check.
2045 (fmix_lr): Add endian check.
2046 (vec_setv2sf): Format change.
2047 (*vec_extractv2sf_0_be): Use shift to extract operand.
2048 (*vec_extractv2sf_1_be): New.
2049 (vec_pack_trunc_v4hi): Add endian check.
2050 (vec_pack_trunc_v2si): Format change.
2052 2011-02-04 Jakub Jelinek <jakub@redhat.com>
2055 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
2056 do bb, locus and block comparison and disallow loads if it is not set.
2057 (stmt_is_replaceable_p): New function.
2058 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
2060 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
2061 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
2063 * tree-flow.h (stmt_is_replaceable_p): New prototype.
2065 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2067 * config/rs6000/xilinx.opt: New.
2068 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
2070 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2072 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
2074 2011-02-03 Anatoly Sokolov <aesok@post.ru>
2076 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
2077 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
2078 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
2079 secondary_reload_info, xtensa_secondary_reload): Remove.
2080 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
2081 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
2082 (xtensa_preferred_reload_class): Make static. Change return and
2083 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
2084 Use CONST_DOUBLE_P predicate.
2085 (xtensa_preferred_output_reload_class): New function.
2086 (xtensa_secondary_reload): Make static.
2088 2011-02-03 Joseph Myers <joseph@codesourcery.com>
2090 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
2091 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
2092 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
2094 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2097 * output.h (SECTION_RELRO): Define.
2098 (SECTION_MACH_DEP): Adjust.
2099 (get_variable_section): New prototype.
2100 * varpool.c (varpool_finalize_named_section_flags): New function.
2101 (varpool_assemble_pending_decls): Call it.
2102 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
2103 * cgraphunit.c (cgraph_output_in_order): Call
2104 varpool_finalize_named_section_flags.
2105 * varasm.c (get_section): Allow section flags conflicts between
2106 relro and read-only sections if the section hasn't been declared yet.
2107 Set SECTION_OVERRIDE after diagnosing section type conflict.
2108 (get_variable_section): No longer static.
2109 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
2110 readonly sections that need relocations.
2111 (decl_readonly_section_1): New function.
2112 (decl_readonly_section): Use it.
2115 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
2116 Steve Ellcey <sje@cup.hp.com>
2119 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
2120 if section attribute used.
2122 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2124 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
2125 * config/darwin.c (SECTION_NO_ANCHOR): Define.
2126 (darwin_init_sections): Remove assertion.
2128 2011-02-03 Nick Clifton <nickc@redhat.com>
2130 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
2132 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
2133 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
2134 instead of "n" and "pz".
2135 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
2138 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2141 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
2142 fma, expand FMA_EXPR as fma{,f,l} call.
2145 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
2146 copy them into a unsigned char variable and pass address of it to
2147 lto_output_data_stream.
2150 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
2151 around backend_init_target and lang_dependent_init_target calls.
2152 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
2153 (verify_cgraph_node): Don't call set_cfun here. Use
2154 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
2155 Set error_found for incorrectly represented calls to thunks.
2157 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2160 PR rtl-optimization/43494
2161 * rtl.h (for_each_inc_dec_fn): New type.
2162 (for_each_inc_dec): Declare.
2163 * rtlanal.c (struct for_each_inc_dec_ops): New type.
2164 (for_each_inc_dec_find_inc_dec): New fn.
2165 (for_each_inc_dec_find_mem): New fn.
2166 (for_each_inc_dec): New fn.
2167 * dse.c (struct insn_size): Remove.
2168 (replace_inc_dec, replace_inc_dec_mem): Remove.
2169 (emit_inc_dec_insn_before): New fn.
2170 (check_for_inc_dec): Use it, along with for_each_inc_dec.
2171 (canon_address): Pass mem modes to cselib_lookup.
2172 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
2173 (cselib_lookup_from_insn): Likewise.
2174 (cselib_subst_to_values): Likewise.
2175 * cselib.c (find_slot_memmode): New var.
2176 (cselib_find_slot): New fn. Use it instead of
2177 htab_find_slot_with_hash everywhere.
2178 (entry_and_rtx_equal_p): Use find_slot_memmode.
2179 (autoinc_split): New fn.
2180 (rtx_equal_for_cselib_p): Rename and implement in terms of...
2181 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
2182 Deal with autoinc. Special-case recursion into MEMs.
2183 (cselib_hash_rtx): Likewise.
2184 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
2185 address and MEM modes.
2186 (cselib_subst_to_values): Add memmode, pass it on.
2188 (cselib_lookup): Add memmode argument, pass it on.
2189 (cselib_lookup_from_insn): Add memmode.
2190 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
2191 (struct cselib_record_autoinc_data): New.
2192 (cselib_record_autoinc_cb): New fn.
2193 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
2194 mode to cselib_lookup. Reset autoinced REGs here instead of...
2195 (cselib_process_insn): ... here.
2196 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
2198 (add_uses): Likewise, also to cselib_subst_to_values.
2199 (add_stores): Likewise.
2200 * sched-deps.c (add_insn_mem_dependence): Pass mode to
2201 cselib_subst_to_values.
2202 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
2203 * gcse.c (do_local_cprop): Adjusted.
2204 * postreload.c (reload_cse_simplify_set): Adjusted.
2205 (reload_cse_simplify_operands): Adjusted.
2206 * sel-sched-dump (debug_mem_addr_value): Pass mode.
2208 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2210 PR tree-optimization/45122
2211 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
2212 unsafe assumptions when there's more than one loop exit.
2214 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2217 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
2218 Document using vector double with the load/store builtins, and
2219 that the load/store builtins always use Altivec instructions.
2221 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
2222 to use altivec memory instructions, even on VSX.
2223 (vector_altivec_store_<mode>): Ditto.
2225 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
2228 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2229 V2DF, V2DI support to load/store overloaded builtins.
2231 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
2232 altivec load/store builtins for V2DF/V2DI types.
2234 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
2235 set avoid indexed addresses on power6 if -maltivec.
2236 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
2237 vector_altivec_load/vector_altivec_store builtins.
2238 (altivec_expand_st_builtin): Ditto.
2239 (altivec_expand_builtin): Add VSX memory builtins.
2240 (rs6000_init_builtins): Add V2DI types to internal types.
2241 (altivec_init_builtins): Add support for V2DF/V2DI altivec
2242 load/store builtins.
2243 (rs6000_address_for_altivec): Insure memory address is appropriate
2246 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
2247 vec_vsx_ld and vec_vsx_st.
2248 (vsx_store_<mode>): Ditto.
2250 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
2251 variables to hold long long types for VSX vector memory builtins.
2252 (RS6000_BTI_unsigned_long_long): Ditto.
2253 (long_long_integer_type_internal_node): Ditti.
2254 (long_long_unsigned_type_internal_node): Ditti.
2256 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
2257 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
2258 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
2260 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
2262 (vec_vsx_st): Ditto.
2264 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2266 * config/pa/pa-hpux10.opt: New.
2267 * config/hpux11.opt (pthread): New Driver option.
2268 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
2269 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
2271 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2273 * config/ia64/vms.opt: New.
2274 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
2276 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2279 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
2280 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
2281 generator functions.
2282 (vsx_floatuns<VSi><mode>2): Ditto.
2283 (vsx_fix_trunc<mode><VSi>2): Ditto.
2284 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
2286 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2288 * config/i386/djgpp.opt (posix): New Driver option.
2290 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2292 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
2293 Move to the unsupported targets list.
2295 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
2297 PR rtl-optimization/47525
2298 * df-scan.c: Update copyright years.
2299 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
2300 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
2302 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2304 * config/i386/sysv4.h (TARGET_VERSION): Remove.
2305 (SUBTARGET_RETURN_IN_MEMORY): Remove.
2306 (ASM_OUTPUT_ASCII): Remove.
2307 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
2309 2011-02-02 Jeff Law <law@redhat.com>
2312 * reload.c (find_reloads_address): Handle reg+d address where both
2313 components are invalid by reloading the entire address.
2315 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2316 Richard Guenther <rguenther@suse.de>
2318 PR tree-optimization/40979
2320 * passes.c (init_optimization_passes): After LIM call copy_prop
2321 and DCE to clean up.
2322 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
2324 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2326 PR tree-optimization/47576
2327 PR tree-optimization/47555
2328 * doc/invoke.texi (scev-max-expr-complexity): Documented.
2329 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2330 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
2331 * tree-scalar-evolution.c (follow_ssa_edge): Use
2332 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
2334 2011-02-02 Richard Guenther <rguenther@suse.de>
2336 PR tree-optimization/47566
2337 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
2339 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2343 * tree-inline.c (declare_return_variable): Remove unused caller
2348 * tree-flow-inline.h (clear_is_used, is_used_p): New.
2349 * cfgexpand.c (account_used_vars_for_block): Use them.
2350 * tree-nrv.c (tree_nrv): Likewise.
2351 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
2352 (dump_scope_block): Likewise.
2353 (remove_unused_locals): Likewise.
2357 * tree-inline.c (declare_return_variable): Add result decl to
2358 local decls only once.
2359 * gimple-low.c (record_vars_into): Mark newly-created variables
2362 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2368 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2370 (no_real_insns_p, schedule_block, set_priorities): Drop special
2371 treatment of boundary debug insns.
2372 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2373 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
2374 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2375 (BOUNDARY_DEBUG_INSN_P): Likewise.
2376 (SCHEDULE_DEBUG_INSN_P): Likewise.
2377 * sched-rgn.c (init_ready_list): Drop special treatment of
2378 boundary debug insns.
2379 * final.c (rest_of_clean_state): Clear notes' BB.
2381 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2383 * config/openbsd.opt (assert=): New Driver option.
2385 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2387 * config/i386/nto.opt: New.
2388 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
2390 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2392 * config/i386/netware.opt: New.
2393 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
2395 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2397 * config/interix.opt (posix): New Driver option.
2399 2011-02-01 DJ Delorie <dj@redhat.com>
2401 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
2403 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
2406 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
2408 PR tree-optimization/47561
2409 * toplev.c (process_options): Print the Graphite flags. Add
2410 flag_loop_flatten to the list of options requiring Graphite.
2412 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2414 * config/i386/cygming.opt (posix): New Driver option.
2416 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2418 * config/arm/vxworks.opt: New.
2419 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
2421 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2423 * config/alpha/elf.opt: New.
2424 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
2425 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
2427 2011-02-01 Richard Guenther <rguenther@suse.de>
2429 PR tree-optimization/47559
2430 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
2431 store-motion on references that can throw.
2433 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
2435 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
2436 * tree-pass.h (TDF_CSELIB): New macro.
2437 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
2438 cselib_lookup): Check for it rather than for TDF_DETAILS.
2440 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
2443 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
2446 * opts.c (finish_options): Don't add x_aux_base_name if it is
2449 2011-02-01 Richard Guenther <rguenther@suse.de>
2451 PR tree-optimization/47555
2453 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
2455 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2457 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
2460 * config/lm32/t-lm32: Add multilib for all CPU options.
2462 2011-02-01 Richard Guenther <rguenther@suse.de>
2464 PR tree-optimization/47541
2465 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2466 sure to have a field at offset zero.
2468 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2470 * config/arc/arc.opt (EB, EL): New Driver options.
2472 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2474 * config/alpha/osf5.opt: New.
2475 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
2477 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2479 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
2481 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
2483 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
2485 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
2486 is an alias of -floop-interchange and that it requires the
2487 Graphite infrastructure.
2488 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
2489 flag_loop_interchange based on the value of flag_tree_loop_linear.
2491 2011-01-31 Jakub Jelinek <jakub@redhat.com>
2492 Richard Guenther <rguenther@suse.de>
2494 PR tree-optimization/47538
2495 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
2496 type instead of r1type, except for comparisons. For right
2497 shifts and comparisons punt if there are mismatches in
2498 sizetype vs. non-sizetype types.
2500 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2502 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2505 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2507 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
2509 * configure: Regenerate.
2511 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2513 * configure.ac (gcc_cv_ld_static_option): Define.
2514 (gcc_cv_ld_dynamic_option): Define.
2515 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
2517 (HAVE_LD_STATIC_DYNAMIC): Update message.
2518 (LD_STATIC_OPTION): Define.
2519 (LD_DYNAMIC_OPTION): Define.
2520 * configure: Regenerate.
2521 * config.in: Regenerate.
2522 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
2523 HAVE_LD_STATIC_DYNAMIC]: Use them.
2525 2011-01-31 Nick Clifton <nickc@redhat.com>
2527 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
2528 registers inside interrupt handlers if the handler is not a leaf
2531 2011-01-31 Nick Clifton <nickc@redhat.com>
2533 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
2534 reg_renumber returning an INVALID_REGNUM.
2536 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2539 * doc/install.texi: Document host options discarded when cross
2540 configuring target libraries.
2542 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2545 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2548 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2550 (no_real_insns_p, schedule_block, set_priorities): Drop special
2551 treatment of boundary debug insns.
2552 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2553 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2554 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2555 (BOUNDARY_DEBUG_INSN_P): Likewise.
2556 (SCHEDULE_DEBUG_INSN_P): Likewise.
2557 * sched-rgn.c (init_ready_list): Drop special treatment of
2558 boundary debug insns.
2559 * final.c (rest_of_clean-state): Clear notes' BB.
2561 2011-01-31 Alan Modra <amodra@gmail.com>
2563 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
2564 toc relative expressions as we do in print_operand_address.
2566 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
2568 * doc/extend.texi: Follow spelling conventions.
2569 * doc/invoke.texi: Fix a typo.
2571 2011-01-30 Joseph Myers <joseph@codesourcery.com>
2573 * config/hpux11.opt: New.
2574 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
2575 ia64*-*-hpux*): Use hpux11.opt.
2577 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
2579 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
2582 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2584 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
2587 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2589 * doc/install.texi (Binaries): Remove outdated reference for
2590 Motorola 68HC11/68HC12 downloads.
2592 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2594 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
2597 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
2600 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
2603 2011-01-28 Ahmad Sharif <asharif@google.com>
2605 * value-prof.c (check_counter): Corrected error message.
2607 2011-01-29 Jie Zhang <jie@codesourcery.com>
2609 * config/arm/arm.c (arm_legitimize_reload_address): New.
2610 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
2611 arm_legitimize_reload_address.
2612 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
2614 2011-01-28 Ian Lance Taylor <iant@google.com>
2616 * godump.c (go_define): Ignore macros whose definitions include
2617 two adjacent operands.
2619 2011-01-28 Jakub Jelinek <jakub@redhat.com>
2622 * varasm.c (force_const_mem): Store copy of x in desc->constant
2623 instead of x itself.
2624 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
2625 itself into REG_EQUAL note.
2627 2011-01-28 Joseph Myers <joseph@codesourcery.com>
2629 * config/freebsd.opt (posix, rdynamic): New Driver options.
2631 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2633 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
2635 * configure: Regenerate.
2637 2011-01-27 Joseph Myers <joseph@codesourcery.com>
2639 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
2640 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
2642 2011-01-27 Anatoly Sokolov <aesok@post.ru>
2644 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
2645 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
2646 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
2647 (s390_preferred_reload_class): Make static. Change return and
2648 'rclass' argument type to reg_class_t.
2650 2011-01-27 Jan Hubicka <jh@suse.cz>
2653 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
2654 (process_function_and_variable_attributes): Check defined weakrefs.
2656 2011-01-27 Martin Jambor <mjambor@suse.cz>
2658 PR tree-optimization/47228
2659 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
2660 build_ref_for_offset.
2662 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2664 * config/spu/spu-elf.h (ASM_SPEC): Remove.
2666 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
2668 PR rtl-optimization/46856
2669 * postreload.c (reload_combine_recognize_const_pattern): Do not
2670 separate cc0 setter and user on cc0 targets.
2672 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
2675 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
2676 passed a VOID_TYPE expression, immediately emit an error and
2677 return error_mark_node.
2679 2011-01-26 Jeff Law <law@redhat.com>
2681 PR rtl-optimization/47464
2682 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
2683 rather than may_trap_p as needed.
2685 2011-01-26 DJ Delorie <dj@redhat.com>
2687 PR rtl-optimization/46878
2688 * combine.c (insn_a_feeds_b): Check for the implicit cc0
2689 setter/user dependency as well.
2691 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
2693 PR rtl-optimization/44469
2694 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
2695 after removing trivially dead basic blocks.
2697 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2699 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
2700 * config/frv/frv.h (LINK_SPEC): Likewise.
2701 * config/i386/netware.h (LINK_SPEC): Likewise.
2702 * config/m68k/linux.h (ASM_SPEC): Likewise.
2703 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2704 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2705 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2706 * config/sparc/linux.h (ASM_SPEC): Likewise.
2707 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2708 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2710 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2712 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
2713 * config/frv/frv.h (ASM_SPEC): Likewise.
2714 * config/m68k/linux.h (ASM_SPEC): Likewise.
2715 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2716 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
2717 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2718 * config/sparc/linux.h (ASM_SPEC): Likewise.
2719 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2720 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2722 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2724 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
2725 * config/frv/frv.h (LINK_SPEC): Likewise.
2726 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2728 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2730 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
2731 * config/frv/frv.h (ASM_SPEC): Likewise.
2732 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
2733 * config/m68k/linux.h (ASM_SPEC): Likewise.
2734 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2735 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
2736 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2737 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
2738 * config/sparc/linux.h (ASM_SPEC): Likewise.
2739 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2740 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2741 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
2743 2011-01-26 Steve Ellcey <sje@cup.hp.com>
2746 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
2748 (vec_extract_evenodd_help): Ditto.
2749 (vec_extract_evenv4hi): Ditto.
2750 (vec_extract_oddv4hi): Ditto.
2751 (vec_interleave_lowv2si): Ditto.
2752 (vec_interleave_highv2si): Ditto.
2753 (vec_extract_evenv2si): Ditto.
2754 (vec_extract_oddv2si: Ditto.
2755 (vec_pack_trunc_v2si): Ditto.
2757 2011-01-22 Jan Hubicka <jh@suse.cz>
2760 * cgraph.h (cgraph_local_info): New field can_change_signature.
2761 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
2762 signature can change.
2763 (ipcp_estimate_growth): Call sequence simplify only if calle signature
2765 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
2766 (cgraph_function_versioning): We can not change signature of functions
2767 that don't allow that.
2768 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
2769 (lto_input_node): Likewise.
2770 * ipa-inline.c (compute_inline_parameters): Compute
2771 local.can_change_signature.
2772 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
2773 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
2774 functions that can not change signature.
2775 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
2776 init_cumulative_args): Do not use local calling conventions
2777 for functions that can not change signature.
2779 2011-01-22 Jan Hubicka <jh@suse.cz>
2781 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
2783 2011-01-26 Richard Guenther <rguenther@suse.de>
2785 PR tree-optimization/47190
2786 * cgraphunit.c (process_common_attributes): New function.
2787 (process_function_and_variable_attributes): Use it.
2789 2011-01-26 Richard Guenther <rguenther@suse.de>
2792 * cgraphbuild.c (record_eh_tables): Record reference to personality
2795 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
2798 * sel-sched.c (moveup_expr): Don't let debug insns prevent
2799 non-debug insns from moving up.
2801 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
2804 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
2805 t-dlldir{,-x} fragment for build and add it to tmake_file.
2806 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
2807 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
2808 * config/i386/t-dlldir: New file.
2809 (SHLIB_DLLDIR): Define.
2810 * config/i386/t-dlldir-x: New file.
2811 (SHLIB_DLLDIR): Define.
2812 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
2813 (SHLIB_INSTALL): Use it.
2815 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
2818 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
2819 lower bound of the allowed Thumb-2 coprocessor load/store
2820 index range to -256. Add explaining comment.
2822 2011-01-25 Ian Lance Taylor <iant@google.com>
2824 * godump.c (go_define): Improve lexing of macro expansion to only
2825 accept expressions which match Go spec.
2827 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
2830 * tree.c (handle_dll_attribute): Handle it.
2831 * doc/extend.texi (@item dllexport): Mention it.
2832 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
2834 2011-01-25 Ian Lance Taylor <iant@google.com>
2836 PR tree-optimization/26854
2837 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
2838 (decl_jump_unsafe): Move higher in file, with no other change.
2839 (bind): Set has_jump_unsafe_decl if appropriate.
2840 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
2841 (check_earlier_gotos): Likewise.
2842 (c_check_switch_jump_warnings): Likewise.
2844 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
2846 * doc/invoke.texi (Warning Options): Add missing hyphen.
2847 (-fprofile-dir): Minor grammatical fixes.
2848 (-fbranch-probabilities): Likewise.
2850 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2854 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2856 (no_real_insns_p, schedule_block, set_priorities): Drop special
2857 treatment of boundary debug insns.
2858 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2859 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2860 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2861 (BOUNDARY_DEBUG_INSN_P): Likewise.
2862 (SCHEDULE_DEBUG_INSN_P): Likewise.
2863 * sched-rgn.c (init_ready_list): Drop special treatment of
2864 boundary debug insns.
2865 * final.c (rest_of_clean-state): Clear notes' BB.
2867 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2869 * Makefile.in (LAMBDA_H): Removed.
2870 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
2871 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
2872 lambda-trans.o, and tree-loop-linear.o.
2873 (lto-symtab.o): Remove dependence on LAMBDA_H.
2874 (tree-loop-linear.o): Remove rule.
2875 (lambda-mat.o): Same.
2876 (lambda-trans.o): Same.
2877 (lambda-code.o): Same.
2878 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
2879 (tree-vect-slp.o): Same.
2880 * hwint.h (gcd): Moved here.
2881 (least_common_multiple): Same.
2882 * lambda-code.c: Removed.
2883 * lambda-mat.c: Removed.
2884 * lambda-trans.c: Removed.
2885 * lambda.h: Removed.
2886 * tree-loop-linear.c: Removed.
2887 * lto-symtab.c: Do not include lambda.h.
2888 * omega.c (gcd): Removed.
2889 * passes.c (init_optimization_passes): Remove pass_linear_transform.
2890 * tree-data-ref.c (print_lambda_vector): Moved here.
2891 (lambda_vector_copy): Same.
2892 (lambda_matrix_copy): Same.
2893 (lambda_matrix_id): Same.
2894 (lambda_vector_first_nz): Same.
2895 (lambda_matrix_row_add): Same.
2896 (lambda_matrix_row_exchange): Same.
2897 (lambda_vector_mult_const): Same.
2898 (lambda_vector_negate): Same.
2899 (lambda_matrix_row_negate): Same.
2900 (lambda_vector_equal): Same.
2901 (lambda_matrix_right_hermite): Same.
2902 * tree-data-ref.h: Do not include lambda.h.
2903 (lambda_vector): Moved here.
2904 (lambda_matrix): Same.
2905 (dependence_level): Same.
2906 (lambda_transform_legal_p): Removed declaration.
2907 (lambda_collect_parameters): Same.
2908 (lambda_compute_access_matrices): Same.
2909 (lambda_vector_gcd): Same.
2910 (lambda_vector_new): Same.
2911 (lambda_vector_clear): Same.
2912 (lambda_vector_lexico_pos): Same.
2913 (lambda_vector_zerop): Same.
2914 (lambda_matrix_new): Same.
2915 * tree-flow.h (least_common_multiple): Removed declaration.
2916 * tree-parloops.c (lambda_trans_matrix): Moved here.
2918 (LTM_ROWSIZE): Same.
2919 (LTM_COLSIZE): Same.
2920 (LTM_DENOMINATOR): Same.
2921 (lambda_trans_matrix_new): Same.
2922 (lambda_matrix_vector_mult): Same.
2923 (lambda_transform_legal_p): Same.
2924 * tree-pass.h (pass_linear_transform): Removed declaration.
2925 * tree-ssa-loop.c (tree_linear_transform): Removed.
2926 (gate_tree_linear_transform): Removed.
2927 (pass_linear_transform): Removed.
2928 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
2929 flag_loop_interchange.
2931 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2933 PR tree-optimization/47265
2934 PR tree-optimization/47443
2935 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
2936 if name still has some uses.
2938 2011-01-25 Martin Jambor <mjambor@suse.cz>
2940 PR tree-optimization/47382
2941 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
2942 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
2944 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
2946 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
2947 sjlj_except_unwind_info.
2949 2011-01-25 Richard Guenther <rguenther@suse.de>
2951 PR tree-optimization/47426
2952 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
2953 visible functions results escape.
2955 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2958 * config/arm/arm.c (any_sibcall_uses_r3): New function.
2959 (arm_get_frame_offsets): Use it.
2961 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2962 Jakub Jelinek <jakub@redhat.com>
2964 PR tree-optimization/47271
2965 * tree-if-conv.c (bb_postdominates_preds): New.
2966 (if_convertible_bb_p): Call bb_postdominates_preds.
2967 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
2968 (predicate_scalar_phi): Call bb_postdominates_preds.
2970 2011-01-25 Nick Clifton <nickc@redhat.com>
2972 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
2973 * config/rx/rx.c (rx_function_value): Likewise.
2974 (rx_promote_function_mode): Likewise.
2975 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
2976 in order to make it legitimate.
2977 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
2978 make sure that the first operand is the same as the result register.
2979 (addsi3_unspec): Delete.
2980 (subdi3): Do not accept immediate operands.
2981 (subdi3_internal): Likewise.
2983 2011-01-25 Jeff Law <law@redhat.com>
2985 PR rtl-optimization/37273
2986 * ira-costs.c (scan_one_insn): Detect constants living in memory and
2987 handle them like argument loads from stack slots. Do not double
2988 count memory for memory constants and argument loads from stack slots.
2990 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2992 PR tree-optimization/47427
2993 PR tree-optimization/47428
2994 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2995 coalesce if the new root var would be TREE_READONLY.
2997 2011-01-25 Richard Guenther <rguenther@suse.de>
3000 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
3001 correct type for TBAA.
3003 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3005 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
3006 (close_phi_written_to_memory): Call for_each_index with
3007 dr_indices_valid_in_loop.
3009 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3011 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
3012 when it is initialized.
3014 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3016 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
3017 call to graphite_find_data_references_in_stmt.
3018 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
3019 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
3020 call to graphite_find_data_references_in_stmt.
3021 (analyze_drs_in_stmts): Same.
3022 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
3023 in which the scalar analysis of indices is performed.
3024 (create_data_ref): Same. Update call to dr_analyze_indices.
3025 (find_data_references_in_stmt): Update call to create_data_ref.
3026 (graphite_find_data_references_in_stmt): Same.
3027 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
3029 (create_data_ref): Same.
3030 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
3031 call to create_data_ref.
3033 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3035 * graphite-sese-to-poly.c (build_poly_scop): Move
3036 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
3038 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3040 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
3041 VAR_DECL, PARM_DECL, and RESULT_DECL.
3043 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3045 * graphite-dependences.c (reduction_dr_1): Allow several reductions
3047 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
3048 that have already been marked as PBB_IS_REDUCTION.
3050 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3052 * graphite-scop-detection.c (same_close_phi_node): New.
3053 (remove_duplicate_close_phi): New.
3054 (make_close_phi_nodes_unique): New.
3055 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
3057 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3059 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
3060 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
3061 of both data references to be the same.
3063 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3065 * graphite-dependences.c (build_lexicographical_constraint): Remove
3067 (build_lexicographical_constraint): Adjust call to
3068 ppl_powerset_is_empty.
3069 (dependence_polyhedron): Same.
3070 (graphite_legal_transform_dr): Same.
3071 (graphite_carried_dependence_level_k): Same.
3072 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
3074 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
3076 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3078 * graphite-sese-to-poly.c
3079 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
3080 (close_phi_written_to_memory): New.
3081 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
3084 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3086 * doc/install.texi: Update the expected version number of PPL to 0.11.
3087 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
3088 #if PPL_VERSION_MINOR < 11.
3090 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3092 * graphite-dependences.c: Include graphite-cloog-util.h.
3093 (new_poly_ddr): Inlined into dependence_polyhedron.
3094 (free_poly_ddr): Moved close by new_poly_ddr.
3095 (dependence_polyhedron_1): Renamed dependence_polyhedron.
3096 Early return NULL when ppl_powerset_is_empty returns true.
3097 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
3098 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
3099 (graphite_legal_transform_dr): Call new_poly_ddr.
3100 (graphite_carried_dependence_level_k): Same.
3101 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
3102 (dot_transformed_deps_stmt_1): Removed.
3103 (dot_deps_stmt_1): Call dot_deps_stmt_2.
3104 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
3105 (dot_deps_1): Call dot_deps_2.
3106 * Makefile.in (graphite-dependences.o): Add missing dependence on
3107 graphite-cloog-util.h.
3109 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3111 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
3112 (build_lexicographical_constraint): Same.
3113 (dependence_polyhedron_1): Same.
3114 (graphite_legal_transform_dr): Same.
3115 (graphite_carried_dependence_level_k): Same.
3116 * graphite-ppl.c (ppl_powerset_is_empty): New.
3117 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
3118 * tree-data-ref.c (dump_data_reference): Print the basic block index.
3120 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3122 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
3123 the "a followed by b" relation and document it.
3125 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3127 * graphite-dependences.c (build_lexicographical_constraint): Stop the
3128 iteration when the bag of constraints is empty.
3130 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3132 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
3134 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3136 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
3137 nest and two loop depths as parameters.
3138 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
3139 lst_perfect_nestify.
3141 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3143 * graphite-dependences.c (print_pddr): Call
3144 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
3146 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3148 * graphite-ppl.c (debug_gmp_value): New.
3149 * graphite-ppl.h (debug_gmp_value): Declared.
3151 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
3153 * doc/install.texi: Document availability of cloog-0.16.
3155 2011-01-25 Vladimir Kargov <kargov@gmail.com>
3157 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
3158 invalid postdominance info.
3160 2011-01-24 Jan Hubicka <jh@suse.cz>
3163 * doc/extend.texi (weak pragma): Drop claim that it must
3164 appear before definition.
3165 * varasm.c (merge_weak, declare_weak): Only sanity check
3166 that DECL is not output at a time it is declared weak.
3168 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
3170 * machmode.def: Fixed comments.
3172 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
3174 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
3176 2011-01-24 Paul Koning <ni1d@arrl.net>
3178 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
3181 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
3184 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
3185 (block_info): Add scanned and prev.
3186 (move_or_delete_vzeroupper_2): Return if the basic block
3187 has been scanned and the upper 128bit state is unchanged
3189 (move_or_delete_vzeroupper_1): Return true if the exit
3191 (move_or_delete_vzeroupper): Visit basic blocks using the
3192 work-list based algorithm based on vt_find_locations in
3195 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
3197 2011-01-24 Nick Clifton <nickc@redhat.com>
3199 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
3200 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
3201 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
3202 then define __v850e1__.
3203 * doc/invoke.texi: Document -mv850es.
3205 2011-01-24 Richard Henderson <rth@redhat.com>
3207 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
3208 compound unordered comparisons.
3209 * config/rx/rx.c (rx_split_fp_compare): Remove.
3210 * config/rx/rx-protos.h: Update.
3211 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
3212 (cbranchsf4): Don't call rx_split_fp_compare.
3213 (*cbranchsf4): Use rx_split_cbranch.
3214 (*cmpsf): Don't accept "i" constraint.
3215 (*conditional_branch): Only valid after reload.
3216 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
3218 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3221 * config/rs6000/altivec.md (vector constant splitters): Add
3222 support for creating vector single precision constants if -mvsx is
3223 used and we would create the constant using Altivec primitives.
3225 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
3226 Richard Sandiford <rdsandiford@googlemail.com>
3228 PR rtl-optimization/47166
3229 * reload1.c (emit_reload_insns): Disable the spill_reg_store
3230 mechanism for PRE_MODIFY and POST_MODIFY.
3231 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
3234 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
3236 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
3238 2011-01-22 Jan Hubicka <jh@suse.cz>
3241 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
3243 2011-01-22 Jan Hubicka <jh@suse.cz>
3245 PR tree-optimization/43884
3247 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
3248 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
3250 2011-01-22 Anatoly Sokolov <aesok@post.ru>
3252 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3253 * config/s390/s390.c (s390_register_move_cost,
3254 s390_memory_move_cost): New.
3255 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
3257 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3260 * except.c (sjlj_assign_call_site_values): Move setting the
3261 crtl->uses_eh_lsda flag to ...
3262 (sjlj_mark_call_sites): ... here.
3263 (sjlj_emit_function_enter): Support NULL dispatch label.
3264 (sjlj_build_landing_pads): In a function with no landing pads
3265 that still has must-not-throw regions, generate code to register
3266 a personality function with empty LSDA.
3268 2011-01-21 Richard Henderson <rth@redhat.com>
3270 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
3272 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
3274 * compare-elim.c: New file.
3275 * Makefile.in (OBJS-common): Add it.
3276 (compare-elim.o): New.
3277 * common.opt (fcompare-elim): New.
3278 * opts.c (default_options_table): Add OPT_fcompare_elim.
3279 * tree-pass.h (pass_compare_elim_after_reload): New.
3280 * passes.c (init_optimization_passes): Add it.
3281 * recog.h: Protect against re-inclusion.
3282 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
3283 * doc/invoke.texi (-fcompare-elim): Document it.
3284 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
3285 * doc/tm.texi: Rebuild.
3287 2011-01-22 Nick Clifton <nickc@redhat.com>
3289 * config/rx/rx.md (cstoresf4): Pass comparison operator to
3290 rx_split_fp_compare.
3292 2011-01-22 Nick Clifton <nickc@redhat.com>
3294 * config/rx/rx.md (UNSPEC_CONST): New.
3295 (deallocate_and_return): Wrap the amount popped off the stack in
3296 an UNSPEC_CONST in order to stop it being rejected by
3297 -mmax-constant-size.
3298 (pop_and_return): Add a "(return)" rtx.
3299 (call): Drop the immediate operand.
3300 (call_internal): Likewise.
3301 (call_value): Likewise.
3302 (call_value_internal): Likewise.
3303 (sibcall_internal): Likewise.
3304 (sibcall_value_internal): Likewise.
3305 (sibcall): Likewise. Generate an explicit call using
3307 (sibcall_value): Likewise.
3308 (mov<>): FAIL if a constant operand is not legitimate.
3309 (addsi3_unpsec): New pattern.
3311 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
3312 (ok_for_max_constant): New function.
3313 (gen_safe_add): New function.
3314 (rx_expand_prologue): Use gen_safe_add.
3315 (rx_expand_epilogue): Likewise.
3316 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
3319 2011-01-21 Jeff Law <law@redhat.com>
3321 PR tree-optimization/47053
3322 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
3323 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
3324 statements are deleted.
3325 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
3326 is nonempty, then purge dead edges and cleanup the CFG.
3328 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3332 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3334 * tree-dfa.c (create_var_ann): Mark variable as used.
3336 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3339 * except.c (convert_to_eh_region_ranges): Emit queued no-region
3340 notes from other section in hot/cold partitioning even if
3341 last_action is -3. Increment call_site_base.
3343 PR rtl-optimization/47366
3344 * fwprop.c (forward_propagate_into): Return bool. If
3345 any changes are made, -fnon-call-exceptions is used and
3346 REG_EH_REGION note is present, call purge_dead_edges
3347 and return true if it purged anything.
3348 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
3349 any EH edges were purged.
3351 2011-01-21 Jeff Law <law@redhat.com>
3353 PR rtl-optimization/41619
3354 * caller-save.c (setup_save_areas): Break out code to determine
3355 which hard regs are live across calls by examining the reload chains
3356 so that it is always used.
3357 Eliminate code which checked REG_N_CALLS_CROSSED.
3359 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3361 PR tree-optimization/47355
3362 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
3363 NOP has non-debug uses beyond PHIs in new_bb.
3365 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3368 * cfgexpand.c (account_used_vars_for_block): Only account vars
3369 that are annotated as used.
3370 (estimated_stack_frame_size): Don't set TREE_USED.
3371 * tree-dfa.c (create_var_ann): Mark variable as used.
3373 2011-01-21 Richard Guenther <rguenther@suse.de>
3376 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
3378 2011-01-21 Richard Guenther <rguenther@suse.de>
3380 PR tree-optimization/47365
3381 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
3382 (vn_reference_lookup_pieces): Adjust.
3383 (vn_reference_lookup): Likewise.
3384 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
3385 (vn_reference_lookup_3): Only look through kills if in
3386 VN_WALKREWRITE mode.
3387 (vn_reference_lookup_pieces): Adjust.
3388 (vn_reference_lookup): Likewise.
3389 (visit_reference_op_load): Likewise.
3390 (visit_reference_op_store): Likewise.
3391 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
3392 (compute_avail): Likewise.
3393 (eliminate): Likewise.
3395 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3397 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
3398 DECL_IGNORED_P non-reg vars if they are used.
3400 PR tree-optimization/47391
3401 * varpool.c (const_value_known_p): Return false if
3404 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
3407 * config/i386/i386.c (ix86_local_alignment): Handle
3408 case for va_list_type_node is nil.
3409 (ix86_canonical_va_list_type): Likewise.
3411 2011-01-21 Alan Modra <amodra@gmail.com>
3413 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
3414 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
3416 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3418 * config/arm/arm.md (define_attr type): Rename f_load
3419 and f_store to f_fpa_load and f_fpa_store. Update.
3420 (write_conflict): Deal with rename fallout.
3421 (*push_fp_multi): Likewise.
3422 * config/arm/fpa.md (f_load): Use f_fpa_load.
3423 (f_store): Use f_fpa_store.
3424 (*movsf_fpa): Likewise.
3425 (*movdf_fpa): Likewise.
3426 (*movxf_fpa): Likewise.
3427 (*thumb2_movsf_fpa): Likewise.
3428 (*thumb2_movdf_fpa): Likewise.
3429 (*thumb2_movxf_fpa): Likewise.
3430 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
3431 f_loadd and f_stored.
3432 (*thumb2_movdi_vfp): Likewise.
3433 (*thumb2_movsf_vfp): Fix attribute to f_loads.
3434 (*thumb2_movsi_vfp): Likewise.
3435 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
3436 Use f_loads instead of f_load.
3437 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
3439 2011-01-20 Anatoly Sokolov <aesok@post.ru>
3441 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3442 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
3443 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3444 (xtensa_mode_dependent_address_p): New function.
3445 (constantpool_address_p): Make static. Change return type to bool.
3446 Change argument type to const_rtx. Use CONST_INT_P predicate.
3448 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
3451 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
3453 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3456 * cfgexpand.c (expand_debug_expr): Instead of generating
3457 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
3460 2011-01-20 Richard Guenther <rguenther@suse.de>
3463 * tree-inline.c (remap_gimple_op_r): Recurse manually for
3464 the pointer operand of MEM_REFs.
3466 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3468 PR tree-optimization/46130
3469 * ipa-split.c (consider_split): If return_bb contains non-virtual
3470 PHIs other than for retval or if split_function would not adjust it,
3473 2011-01-20 Richard Guenther <rguenther@suse.de>
3475 PR tree-optimization/47167
3476 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3477 Revert previous change, only avoid enumeral type changes.
3479 2011-01-19 Mike Stump <mikestump@comcast.net>
3481 * doc/tm.texi.in (BRANCH_COST): Englishify.
3482 * doc/tm.texi (BRANCH_COST): Likewise.
3484 2011-01-19 Dodji Seketeli <dodji@redhat.com>
3487 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
3488 (gen_scheduled_generic_parms_dies): New functions.
3489 (gen_struct_or_union_type_die): Schedule template parameters DIEs
3490 generation for the end of CU compilation.
3491 (dwarf2out_finish): Generate template parameters DIEs here.
3493 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3496 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
3497 debug bind stmt on merge edges.
3499 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3503 * function.c (instantiate_expr): Instantiate incoming rtl of
3504 implicit arguments, and recurse on VALUE_EXPRs.
3505 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
3506 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
3508 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3510 * c-parser.c (c_parser_for_statement): Initialize
3511 collection_expression.
3513 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3515 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
3517 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3519 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
3520 (LINK_SHLIB_SPEC): Don't use %(link_path).
3521 (SUBTARGET_EXTRA_SPECS): Remove link_path.
3523 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3525 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
3526 (NO_SHARED_LIB_SUPPORT): Remove.
3527 (LINK_SHLIB_SPEC): Remove one conditional definition.
3529 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3531 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
3533 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
3534 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
3535 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
3536 %{call_shared} and conditionals on these options not being passed.
3537 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
3540 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3542 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
3545 * ipa-split.c: Spelling fixes.
3547 2011-01-19 Richard Henderson <rth@redhat.com>
3549 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
3550 (*mulsi3): Likewise.
3552 * longlong.h [__mn10300__] (count_leading_zeros): New.
3553 [__mn10300__] (umul_ppmm, smul_ppmm): New.
3554 [__mn10300__] (add_ssaaaa, subddmmss): New.
3555 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
3556 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
3558 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3560 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
3562 2011-01-19 Richard Henderson <rth@redhat.com>
3564 * config/mn10300/mn10300.md (addsi3_flags): New.
3565 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
3566 (subsi3_flags, subc_internal, subdi3): New.
3567 (subdi3_internal, *subdi3_degenerate): New.
3568 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
3570 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
3571 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
3572 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
3573 * config/mn10300/mn10300-protos.h: Update.
3574 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
3575 (return_ret): Likewise. Rename from return_internal_regs.
3576 (return_internal): Remove.
3578 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
3579 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
3580 (mn10300_legitimate_constant_p): Likewise.
3581 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
3582 (mn10300_frame_size): New.
3583 (mn10300_expand_prologue): Use it.
3584 (mn10300_expand_epilogue): Likewise.
3585 (mn10300_initial_offset): Likewise.
3586 * config/mn10300/mn10300-protos.h: Update.
3587 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
3588 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
3589 (prologue, epilogue, return_internal): Tidy output code.
3590 (mn10300_store_multiple_operation, return): Likewise.
3591 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
3592 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
3593 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
3594 (load_pic, am33_load_pic): New.
3595 (mn10300_load_pic0, mn10300_load_pic1): New.
3597 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
3598 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
3599 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
3600 (cc_flags_for_mode, cc_flags_for_code): New.
3601 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
3602 overflow flag is not valid. Validate that the flags we need
3603 for the comparison are valid.
3604 (mn10300_output_cmp): Remove.
3605 (mn10300_output_add): New.
3606 (mn10300_select_cc_mode): Use cc_flags_for_code.
3607 (mn10300_split_cbranch): New.
3608 (mn10300_match_ccmode): New.
3609 (mn10300_split_and_operand_count): New.
3610 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
3612 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
3613 (addsi3): ... here. Use mn10300_output_add.
3614 (*addsi3_flags): New.
3615 (*am33_subsi3, *mn10300_subsi3): Merge...
3616 (subsi3): ... here. Use attribute isa.
3617 (*subsi3_flags): New.
3618 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
3620 (*am33_andsi3, *mn10300_andsi3): Merge...
3622 (*andsi3_flags): New.
3623 (andsi3 splitters): New.
3624 (*am33_iorsi3, *mn10300_iorsi3): Merge...
3626 (*iorsi3_flags): New.
3627 (*am33_xorsi3, *mn10300_xorsi3): Merge...
3629 (*xorsi3_flags): New.
3630 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
3631 (one_cmplsi2): ... here.
3632 (*one_cmplsi2_flags): New.
3633 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
3634 instead of "dax" in constraints. Use mn10300_split_cbranch.
3635 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
3636 use matching constraints to eliminate a self-comparison.
3637 (*integer_conditional_branch): Rename from integer_conditional_branch.
3638 Use int_mode_flags to match CC_REG.
3639 (*cbranchsi4_btst, *btstsi): New.
3640 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
3641 mn10300_split_cbranch.
3642 (*am33_cmpsf): Rename from am33_cmpsf.
3643 (*float_conditional_branch): Rename from float_conditional_branch.
3644 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
3645 (zero_extendqisi2): ... here.
3646 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
3647 (zero_extendhisi2): ... here.
3648 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
3649 (extendqisi2): ... here.
3650 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
3651 (extendhisi2): ... here.
3652 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
3653 (ashlsi3): ... here.
3654 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
3655 (lshrsi3): ... here.
3656 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
3657 (ashrsi3): ... here.
3658 (consecutive add peephole): Remove.
3659 * config/mn10300/predicates.md (label_ref_operand): New.
3660 (int_mode_flags): New.
3661 (CCZN_comparison_operator): New.
3663 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
3664 (throughput_42_latency_43): New reservation.
3665 (mulsidi3, umulsidi3): New expanders.
3666 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
3667 the MDR register to allocation; separately allocate the low and
3668 high parts of the DImode result.
3669 (umulsidi3_internal): Similarly.
3670 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
3671 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
3672 (udivsi3, umodsi3): Remove.
3673 (udivmodsi4, divmodsi4): New expanders.
3674 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
3675 (*divmodsi4): Simiarly.
3676 (ext_internal): New.
3678 * config/mn10300/constraints.md ("z"): New constraint.
3679 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
3680 (FIXED_REGISTERS): Don't fix MDR.
3681 (CALL_USED_REGSITERS): Reformat nicely.
3682 (REG_ALLOC_ORDER): Add MDR.
3683 (enum regclass): Add MDR_REGS.
3684 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
3685 (IRA_COVER_CLASSES): Add MDR_REGS.
3686 (REGNO_REG_CLASS): Handle MDR_REG.
3687 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
3688 (mn10300_register_move_cost): Likewise.
3689 * config/mn10300/mn10300.md (MDR_REG): New.
3690 (*movsi_internal): Handle moves to/from MDR_REGS.
3692 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
3694 (mn10300_secondary_reload): Tidy combination reload classes.
3695 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
3696 addresses for AM33. Allow symbolic offsets for reg+imm.
3697 (mn10300_regno_in_class_p): New.
3698 (mn10300_legitimize_reload_address): New.
3699 * config/mn10300/mn10300.h (enum reg_class): Remove
3700 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
3701 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
3703 (REG_CLASS_NAMES): Update to match.
3704 (REG_CLASS_CONTENTS): Likewise.
3705 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
3706 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
3707 (REGNO_IN_RANGE_P): Remove.
3708 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
3709 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
3710 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
3711 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
3712 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
3713 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
3714 (REGNO_GENERAL_P): New.
3715 (HAVE_POST_MODIFY_DISP): New.
3716 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
3717 (LEGITIMIZE_RELOAD_ADDRESS): New.
3718 * config/mn10300/mn10300-protos.h: Update.
3720 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
3721 DATA_REGS for AM33 stack-pointer destination.
3722 (mn10300_preferred_output_reload_class): Likewise.
3723 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
3724 into a form appropriate for ...
3725 (TARGET_SECONDARY_RELOAD): New.
3726 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
3727 * config/mn10300/mn10300-protos.h: Update.
3728 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
3729 reload_insi; use the "A" constraint for the scratch; handle AM33
3730 moves of sp to non-address registers.
3732 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
3733 (*movqi_internal): ... here.
3734 (*am33_movhi, *mn10300_movhi): Merge into...
3735 (*movhi_internal): ... here.
3736 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
3737 as the source/destination of moves from/to SP.
3738 (movsf): Only allow for AM33-2.
3739 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
3740 any integer constant constraint. Only allow for AM33-2. Tidy
3741 all of the alternative outputs.
3742 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
3743 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
3745 (udivsi3, umodsi3): New patterns for MN103 only.
3747 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
3749 * doc/tm.texi.in: Spell out that a lack of register class unions
3751 * doc/tm.texi: Regenerate.
3753 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3755 PR rtl-optimization/47337
3756 * dce.c (check_argument_store): New function.
3757 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
3759 PR tree-optimization/47290
3760 * tree-eh.c (infinite_empty_loop_p): New function.
3761 (cleanup_empty_eh): Use it.
3763 2011-01-18 Steve Ellcey <sje@cup.hp.com>
3766 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
3767 (a64_expand_widen_sum): Ditto.
3768 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
3769 (vec_extract_evenodd_help): Ditto.
3770 (vec_extract_evenv4hi): Ditto.
3771 (vec_extract_oddv4hi): Ditto.
3772 (vec_extract_evenv2si): Ditto.
3773 (vec_extract_oddv2si): Ditto.
3774 (vec_extract_evenv2sf): Ditto.
3775 (vec_extract_oddv2sf): Ditto.
3776 (vec_pack_trunc_v4hi: Ditto.
3777 (vec_pack_trunc_v2si): Ditto.
3778 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
3779 (vec_interleave_highv8qi): Ditto.
3781 (vec_extract_oddv8qi): Ditto.
3782 (vec_interleave_lowv4hi): Ditto.
3783 (vec_interleave_highv4hi): Ditto.
3784 (vec_interleave_lowv2si): Ditto.
3785 (vec_interleave_highv2si): Ditto.
3787 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3789 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
3790 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
3791 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
3792 (pa_c_mode_for_suffix): New.
3793 (TARGET_EXPAND_BUILTIN): Define.
3794 (TARGET_C_MODE_FOR_SUFFIX): Define.
3795 (pa_builtins): Define.
3796 (pa_init_builtins): Register __float128 type and init new support
3798 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
3799 * config/pa/quadlib.c (_U_Qfcopysign): New.
3801 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
3804 * explow.c (allocate_dynamic_stack_space): Do not assume more than
3805 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
3808 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3810 PR tree-optimization/47179
3811 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
3812 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
3814 2011-01-18 Richard Guenther <rguenther@suse.de>
3816 PR rtl-optimization/47216
3817 * emit-rtl.c: Include tree-flow.h.
3818 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
3819 of replicating it with different semantics.
3820 * Makefile.in (emit-rtl.o): Adjust.
3822 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3824 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
3825 (cortex_a9_dp): Handle neon types correctly.
3827 2011-01-18 Jakub Jelinek <jakub@redhat.com>
3829 PR rtl-optimization/47299
3830 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
3831 subtarget. Use normal multiplication if both operands are constants.
3832 * expmed.c (expand_widening_mult): Don't try to optimize constant
3833 multiplication if op0 has VOIDmode. Convert op1 constant to mode
3836 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3838 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
3839 spacing after 'e.g.', typos, comma, hyphenation.
3841 2011-01-17 Richard Henderson <rth@redhat.com>
3843 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
3844 (rx_restricted_mem_operand): New.
3845 (rx_shift_operand): Use register_operand.
3846 (rx_source_operand, rx_compare_operand): Likewise.
3847 * config/rx/rx.md (addsi3_flags): New expander.
3848 (adddi3): Rewrite as expander.
3849 (adc_internal, *adc_flags, adddi3_internal): New patterns.
3850 (subsi3_flags): New expander.
3851 (subdi3): Rewrite as expander.
3852 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
3854 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
3855 (rx_init_builtins): Remove sat builtin.
3856 (rx_expand_builtin): Likewise.
3857 * config/rx/rx.md (ssaddsi3): New.
3858 (*sat): Rename from sat. Represent the CC_REG input.
3860 * config/rx/predicates.md (rshift_operator): New.
3861 * config/rx/rx.c (rx_expand_insv): Remove.
3862 * config/rx/rx-protos.h: Update.
3863 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
3864 operand to the canonical position.
3865 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
3866 (*bitclr, *bitclr_in_memory): Similarly.
3867 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
3868 (insv): Retain the zero_extract in the expansion.
3870 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
3871 (bswaphi2, bitinvert, revw): Likewise.
3873 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
3874 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
3875 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
3876 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
3877 (bitset, bitset_in_memory): Likewise.
3878 (bitinvert, bitinvert_in_memory): Likewise.
3879 (bitclr, bitclr_in_memory): Likewise.
3880 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
3881 (rx_strend, rx_cmpstrn): Likewise.
3882 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
3883 (bitop peep2 patterns): Remove.
3885 * config/rx/rx.c (rx_match_ccmode): New.
3886 * config/rx/rx-protos.h: Update.
3887 * config/rx/rx.md (abssi2): Clobber, don't set flags.
3888 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
3889 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
3890 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
3891 (fix_truncsfsi2, floatsisf2): Likewise.
3892 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
3893 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
3894 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
3895 (*subsi3_flags, *xorsi3_flags): New.
3897 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
3899 * config/rx/rx.c (rx_print_operand): Remove workaround for
3900 unsplit comparison operations.
3902 * config/rx/rx.md (movsicc): Split after reload.
3903 (*movsicc): Merge *movsieq and *movsine via match_operator.
3904 (*stcc): New pattern.
3906 * config/rx/rx.c (rx_float_compare_mode): Remove.
3907 * config/rx/rx.h (rx_float_compare_mode): Remove.
3908 * config/rx/rx.md (cstoresi4): Split after reload.
3909 (*sccc): New pattern.
3911 * config/rx/predicates.md (label_ref_operand): New.
3912 (rx_z_comparison_operator): New.
3913 (rx_zs_comparison_operator): New.
3914 (rx_fp_comparison_operator): New.
3915 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
3916 Validate that the flags are set properly for the comparison.
3917 (rx_gen_cond_branch_template): Remove.
3918 (rx_cc_modes_compatible): Remove.
3919 (mode_from_flags): New.
3920 (flags_from_code): Rename from flags_needed_for_conditional.
3921 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
3922 (rx_select_cc_mode): Likewise.
3923 (rx_split_fp_compare): New.
3924 (rx_split_cbranch): New.
3925 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
3926 (*cbranchsi4): Use match_operator and rx_split_cbranch.
3927 (*cbranchsf4): Similarly.
3928 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
3929 match_operator and rx_split_cbranch.
3930 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
3931 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
3932 (*cmpsi): Rename from cmpsi.
3933 (*tstsi): Rename from tstsi.
3934 (*cmpsf): Rename from cmpsf; use CC_Fmode.
3935 (*conditional_branch): Rename from conditional_branch.
3936 (*reveresed_conditional_branch): Remove.
3937 (b<code>): Remove expander.
3938 * config/rx/rx-protos.h: Update.
3940 * config/rx/rx.c (rx_compare_redundant): Remove.
3941 * config/rx/rx.md (cmpsi): Don't use it.
3942 * config/rx/rx-protos.h: Update.
3944 * config/rx/rx-modes.def (CC_F): New mode.
3945 * config/rx/rx.c (rx_select_cc_mode): New.
3946 * config/rx/rx.h (SELECT_CC_MODE): Use it.
3947 * config/rx/rx-protos.h: Update.
3949 2011-01-17 Richard Henderson <rth@redhat.com>
3951 * except.c (dump_eh_tree): Fix stray ; after for statement.
3953 2011-01-17 Richard Guenther <rguenther@suse.de>
3955 PR tree-optimization/47313
3956 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
3957 handling before copying the body. Properly deal with
3958 by-reference result in SSA form.
3960 2011-01-17 Ian Lance Taylor <iant@google.com>
3963 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
3964 (struct_value_alias_set): Don't define.
3965 (sparc_option_override): Don't set sparc_sr_alias_set and
3966 struct_value_alias_set.
3967 (save_or_restore_regs): Use gen_frame_mem rather than calling
3969 (sparc_struct_value_rtx): Likewise.
3971 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
3974 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
3976 (_mm_maskstore_pd): Likewise.
3977 (_mm_maskload_ps): Likewise.
3978 (_mm_maskstore_ps): Likewise.
3979 (_mm256_maskload_pd): Change mask to __m256i.
3980 (_mm256_maskstore_pd): Likewise.
3981 (_mm256_maskload_ps): Likewise.
3982 (_mm256_maskstore_ps): Likewise.
3984 * config/i386/i386-builtin-types.def: Updated.
3985 (ix86_expand_special_args_builtin): Likewise.
3987 * config/i386/i386.c (bdesc_special_args): Update
3988 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
3989 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
3990 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
3991 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
3993 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
3994 Use <avxpermvecmode> on mask register.
3995 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
3997 2011-01-17 Olivier Hainque <hainque@adacore.com>
3998 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3999 Eric Botcazou <ebotcazou@adacore.com>
4002 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
4003 if <= USHRT_MAX in 32-bit mode.
4005 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4007 * doc/install.texi (Configuration, Specific): Wrap long
4008 lines in examples. Allow line wrapping in long options
4009 and URLs where beneficial for PDF output.
4011 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
4013 * config/mips/mips.c (mips_classify_symbol): Don't return
4014 SYMBOL_PC_RELATIVE for nonlocal labels.
4016 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
4018 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
4020 2011-01-15 Jan Hubicka <jh@suse.cz>
4022 PR tree-optimization/47276
4023 * ipa.c (function_and_variable_visibility): Do not try to mark alias
4024 declarations as needed.
4026 2011-01-15 Martin Jambor <mjambor@suse.cz>
4028 * common.opt (fdevirtualize): New flag.
4029 * doc/invoke.texi (Option Summary): Document it.
4030 * opts.c (default_options_table): Add devirtualize flag.
4031 * ipa-prop.c (detect_type_change): Return immediately if
4032 devirtualize flag is not set.
4033 (detect_type_change_ssa): Likewise.
4034 (compute_known_type_jump_func): Likewise.
4035 (ipa_analyze_virtual_call_uses): Likewise.
4037 2011-01-14 Martin Jambor <mjambor@suse.cz>
4039 PR tree-optimization/45934
4040 PR tree-optimization/46302
4041 * ipa-prop.c (type_change_info): New type.
4042 (stmt_may_be_vtbl_ptr_store): New function.
4043 (check_stmt_for_type_change): Likewise.
4044 (detect_type_change): Likewise.
4045 (detect_type_change_ssa): Likewise.
4046 (compute_complex_assign_jump_func): Check for dynamic type change.
4047 (compute_complex_ancestor_jump_func): Likewise.
4048 (compute_known_type_jump_func): Likewise.
4049 (compute_scalar_jump_functions): Likewise.
4050 (ipa_analyze_virtual_call_uses): Likewise.
4051 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
4053 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4055 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
4056 * config/i386/i386.opt (msse5): New Alias.
4058 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4060 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4061 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4062 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4063 * config/sparc/sparc.h (CC1_SPEC): Likewise.
4065 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4067 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
4069 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4070 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4071 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
4072 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
4074 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
4076 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4078 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
4080 2011-01-14 Mike Stump <mikestump@comcast.net>
4082 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
4083 * config/fr30/fr30.md: Likweise
4084 (movsi_push): Likewise.
4085 (movsi_pop): Likewise.
4086 (enter_func): Likewise.
4087 * config/moxie/moxie.md (movsi_push): Likewise.
4088 (movsi_pop): Likewise.
4090 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4092 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
4093 %{no_archive} %{exact_version}.
4094 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
4095 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
4096 %{no_archive} %{exact_version}.
4097 * config/mips/openbsd.h (LINK_SPEC): Likewise.
4098 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
4099 * config/mips/vxworks.h: Likewise.
4101 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4103 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
4105 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4107 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
4108 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
4110 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4112 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
4115 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4117 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
4119 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
4120 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
4122 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
4123 Don't handle -shlib.
4125 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4127 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
4128 (CC1_SPEC): Don't handle -profile.
4130 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4132 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
4133 * config/mips/mips.h (CC1_SPEC): Likewise.
4135 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4137 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
4138 * config/mips/mips.h (CC1_SPEC): Likewise.
4140 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4142 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
4143 * config/m32r/linux.h (LINK_SPEC): Likewise.
4144 * config/mips/linux.h (LINK_SPEC): Likewise.
4145 * config/mips/linux64.h (LINK_SPEC): Likewise.
4146 * config/sparc/linux.h (LINK_SPEC): Likewise.
4147 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4148 LINK_SPEC): Likewise.
4149 * config/xtensa/linux.h (LINK_SPEC): Likewise.
4151 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4153 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
4155 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
4157 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4159 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
4160 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
4162 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4164 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
4166 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4168 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
4169 supports -Bstatic/-Bdynamic.
4170 * configure: Regenerate.
4172 2011-01-14 Jan Hubicka <jh@suse.cz>
4173 Jack Howarth <howarth@bromo.med.uc.edu>
4176 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
4177 when checking debug_info_level. Test write_symbols instead of
4178 debug_hooks->var_location when setting flag_var_tracking_uninit.
4180 2011-01-14 Richard Guenther <rguenther@suse.de>
4182 PR tree-optimization/47179
4183 * target.def (ref_may_alias_errno): New target hook.
4184 * targhooks.h (default_ref_may_alias_errno): Declare.
4185 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
4186 (default_ref_may_alias_errno): New function.
4187 * target.h (struct ao_ref_s): Declare.
4188 * tree-ssa-alias.c: Include target.h.
4189 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
4190 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
4191 (targhooks.o): Likewise.
4192 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
4193 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
4195 2011-01-14 Richard Guenther <rguenther@suse.de>
4197 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
4199 2011-01-14 Richard Guenther <rguenther@suse.de>
4201 PR tree-optimization/47280
4202 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
4204 (tree_ssa_forward_propagate_single_use_vars): Deal with
4205 CFG changes from associate_plusminus.
4207 2011-01-14 Richard Guenther <rguenther@suse.de>
4211 2011-01-11 Richard Guenther <rguenther@suse.de>
4213 PR tree-optimization/46076
4214 * tree-ssa.c (useless_type_conversion_p): Conversions from
4215 unprototyped to empty argument list function types are useless.
4217 2011-01-14 Richard Guenther <rguenther@suse.de>
4219 PR tree-optimization/47286
4220 * tree-ssa-structalias.c (new_var_info): Register variables are global.
4222 2011-01-14 Martin Jambor <mjambor@suse.cz>
4225 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
4227 2011-01-13 Anatoly Sokolov <aesok@post.ru>
4229 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
4230 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
4231 * config/xtensa/xtensa.c (xtensa_libcall_value,
4232 xtensa_function_value_regno_p): New functions.
4233 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
4235 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
4238 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
4240 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
4241 New function prototype.
4242 * config/i386/winnt.c (i386_pe_assemble_visibility):
4243 Warn only if attribute was specified by user.
4245 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4248 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
4250 (floatunsdidf2_fcfidu): Ditto.
4252 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4254 * config/s390/s390.c (print_operand_address): Replace 'error' with
4255 'output_operand_lossage'.
4256 (print_operand): Likewise.
4258 2011-01-13 Jeff Law <law@redhat.com>
4260 PR rtl-optimization/39077
4261 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
4262 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
4263 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
4264 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
4265 * gcse.c (prune_insertions_deletions): New function.
4266 (compute_pre_data): Use it.
4268 2011-01-13 Dodji Seketeli <dodji@redhat.com>
4271 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
4273 (prune_unused_types_mark): Use it.
4275 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
4277 PR rtl-optimization/45352
4278 * sel-sched.c: Update copyright years.
4279 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
4280 in the advancing loop when we have issued issue_rate insns.
4282 2011-01-12 Richard Henderson <rth@redhat.com>
4284 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
4285 (TARGET_MD_ASM_CLOBBERS): New.
4287 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
4288 (TARGET_DELEGITIMIZE_ADDRESS): New.
4290 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
4291 (clzsi2, *bsch): New patterns.
4293 * config/mn10300/mn10300.md (INT): New mode iterator.
4294 (*mov<INT>_clr): New pattern, and peep2 to generate it.
4296 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
4297 flag_split_wide_types.
4299 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
4300 (mn10300_trampoline_init): Rewrite without a template, an immediate
4301 load and a direct branch.
4302 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
4304 2011-01-12 Anatoly Sokolov <aesok@post.ru>
4306 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4307 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
4308 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
4309 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4311 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
4314 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
4317 2011-01-12 Jan Hubicka <jh@suse.cz>
4320 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
4321 (PLUGIN_COND_CLOSE): New macro.
4322 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
4324 2011-01-12 Richard Guenther <rguenther@suse.de>
4327 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
4328 register variables in a MEM_REF.
4330 2011-01-12 Joseph Myers <joseph@codesourcery.com>
4332 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
4333 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
4334 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
4335 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4336 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4337 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
4338 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
4339 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
4340 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
4341 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
4342 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
4343 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
4344 * config/gnu-user.h: New. Copied from linux.h.
4345 (LINUX_TARGET_STARTFILE_SPEC): Rename to
4346 GNU_USER_TARGET_STARTFILE_SPEC.
4347 (LINUX_TARGET_ENDFILE_SPEC): Rename to
4348 GNU_USER_TARGET_ENDFILE_SPEC.
4349 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
4350 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
4351 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
4352 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
4353 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
4354 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
4355 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
4356 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
4357 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
4358 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
4359 * config/arm/linux-eabi.h (CC1_SPEC): Use
4360 GNU_USER_TARGET_CC1_SPEC.
4361 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
4362 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
4363 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
4364 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
4365 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
4366 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
4367 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
4368 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
4370 2011-01-12 Richard Guenther <rguenther@suse.de>
4373 * doc/invoke.texi (ffast-math): Document it is turned on
4376 2011-01-12 Jan Hubicka <jh@suse.cz>
4378 PR tree-optimization/47233
4379 * opts.c (common_handle_option): Disable ipa-reference with profile
4382 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4384 * c-parser.c (c_parser_objc_at_property_declaration): Improved
4387 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4389 * c-parser.c (c_lex_one_token): Updated and reindented some
4390 comments. No changes in code.
4392 2011-01-11 Ian Lance Taylor <iant@google.com>
4394 * godump.c (go_output_var): Don't output the variable if there is
4395 already a type with the same name.
4397 2011-01-11 Ian Lance Taylor <iant@google.com>
4399 * godump.c (go_format_type): Don't generate float80.
4401 2011-01-11 Richard Henderson <rth@redhat.com>
4403 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
4404 declaration. Rewrite for both speed and size.
4405 (mn10300_address_cost_1): Remove.
4406 (mn10300_register_move_cost): New.
4407 (mn10300_memory_move_cost): New.
4408 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
4409 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
4410 extensions, shifts, BSWAP, CLZ.
4411 (mn10300_wide_const_load_uses_clr): Remove.
4412 (TARGET_REGISTER_MOVE_COST): New.
4413 (TARGET_MEMORY_MOVE_COST): New.
4414 * config/mn10300/mn10300-protos.h: Update.
4415 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
4417 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
4418 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
4419 * config/mn10300/mn10300-protos.h: Update.
4420 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
4421 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
4422 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
4423 (*test_int_bitfield, *test_byte_bitfield): Remove.
4424 (*bit_test, *subreg_bit_test): Remove.
4425 * config/mn10300/predicates.md (const_8bit_operand): Remove.
4427 * config/mn10300/constraints.md ("c"): Rename from "A".
4428 ("A", "D"): New constraint letters.
4429 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
4430 (fmssf4, fnmasf4, fnmssf4): Likewise.
4432 * config/mn10300/mn10300.md (isa): New attribute.
4433 (enabled): New attribute.
4435 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
4436 (abssf2, negsf2): Define only for hardware fp.
4437 (sqrtsf2): Reformat.
4438 (addsf3, subsf3, mulsf3): Merge expander and insn.
4440 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
4441 (DEBUGGER_AUTO_OFFSET): Remove.
4442 (DEBUGGER_ARG_OFFSET): Remove.
4444 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
4445 Emit register stores with the same offsets as the hardware.
4446 (mn10300_store_multiple_operation): Don't check that the register
4447 save offsets are monotonic.
4448 * config/mn10300/mn10300-protos.h: Update.
4450 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
4452 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
4453 in terms of the value on the stack, not the MDR register.
4455 2011-01-11 Jan Hubicka <jh@suse.cz>
4459 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
4460 (symbol_alias_set_destroy, symbol_alias_set_contains,
4461 propagate_aliases_backward): Declare.
4462 * lto-streamer-out.c (struct sets): New sturcture.
4463 (trivally_defined_alias): New function.
4464 (output_alias_pair_p): Rewrite.
4465 (output_unreferenced_globals): Fix output of alias pairs.
4466 (produce_symtab): Likewise.
4467 * ipa.c (function_and_variable_visibility): Set weak alias destination
4469 * varasm.c (symbol_alias_set_t): Remove.
4470 (symbol_alias_set_destroy): Export.
4471 (propagate_aliases_forward, propagate_aliases_backward): New functions
4473 (compute_visible_aliases): ... this one; remove.
4474 (trivially_visible_alias): New
4475 (trivially_defined_alias): New.
4476 (remove_unreachable_alias_pairs): Rewrite.
4477 (finish_aliases_1): Reorganize code checking if alias is defined.
4478 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
4481 2011-01-11 Richard Guenther <rguenther@suse.de>
4483 PR tree-optimization/46076
4484 * tree-ssa.c (useless_type_conversion_p): Conversions from
4485 unprototyped to empty argument list function types are useless.
4487 2011-01-11 Richard Guenther <rguenther@suse.de>
4490 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
4491 volatile MEMs as MEM_READONLY_P.
4493 2011-01-11 Richard Guenther <rguenther@suse.de>
4495 PR tree-optimization/47239
4496 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
4498 2011-01-11 Jeff Law <law@redhat.com>
4500 PR tree-optimization/47086
4501 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
4502 IVs from statements that might throw.
4504 2011-01-10 Jan Hubicka <jh@suse.cz>
4507 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
4509 2011-01-10 Jan Hubicka <jh@suse.cz>
4512 * profile.c (read_profile_edge_counts): Ignore profile inconistency
4513 when correcting profile.
4515 2011-01-10 Jan Hubicka <jh@suse.cz>
4518 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
4520 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
4521 Restore DECL_FINI_PRIORITY.
4523 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4525 * doc/gimple.texi: Fix quoting of multi-word return values in
4526 @deftypefn statements. Ensure presence of return value. Wrap
4527 overlong @deftypefn lines.
4528 (is_gimple_operand, is_gimple_min_invariant_address): Remove
4529 descriptions of removed functions.
4530 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
4531 of multi-word return value in @deftypefn statement.
4533 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4535 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
4536 (Conditional Expressions, Logical Operators)
4537 (Statement and operand traversals): Do not indent smallexample
4538 code. Fix duplicate function argument in example.
4540 2011-01-10 Jeff Law <law@redhat.com>
4542 PR tree-optimization/47141
4543 * ipa-split.c (split_function): Handle case where we are
4544 returning a value and the return block has a virtual operand phi.
4546 2011-01-10 Jan Hubicka <jh@suse.cz>
4548 PR tree-optimization/47234
4549 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
4550 (pass_feedback_split_functions): Declare.
4551 * passes.c (init_optimization_passes): Add ipa-split as subpass of
4553 * ipa-split.c (gate_split_functions): Update comments; disable
4554 split-functions for profile_arc_flag and branch_probabilities.
4555 (gate_feedback_split_functions): New function.
4556 (execute_feedback_split_functions): New function.
4557 (pass_feedback_split_functions): New global var.
4559 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
4562 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
4563 calling gimple_call_set_cannot_inline.
4565 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
4567 * config/darwin-sections.def: Remove unused section.
4569 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
4572 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
4574 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
4577 * c-parser.c (c_parser_declaration_or_fndef): Improved
4580 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
4582 * config/i386/winnt.c (i386_pe_start_function): Make sure
4583 to switch back to function's section.
4585 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
4589 * plugin.c: Move include of dlfcn.h from here...
4590 * system.h: ... to here.
4592 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4594 * doc/cpp.texi (C++ Named Operators): Fix markup for header
4596 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
4597 two extra empty pages in PDF output.
4599 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
4602 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
4603 for error recovery purposes behave as if it was not specified so
4604 that the default type is usd.
4606 2011-01-07 Jan Hubicka <jh@suse.cz>
4608 PR tree-optmization/46469
4609 * ipa.c (function_and_variable_visibility): Clear needed flags on
4610 nodes with external decls; handle weakrefs merging correctly.
4612 2011-01-07 Joseph Myers <joseph@codesourcery.com>
4614 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
4617 2011-01-07 Jan Hubicka <jh@suse.cz>
4619 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
4620 and no longer claim that gold is required for linker plugin.
4621 * configure: Regenerate.
4622 * gcc.c (PLUGIN_COND): New macro.
4623 (LINK_COMMAND_SPEC): Use it.
4624 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
4625 * config.in (HAVE_LTO_PLUGIN): New.
4626 * configure.ac (--with-lto-plugin): New parameter; autodetect
4629 2011-01-07 Jan Hubicka <jh@suse.cz>
4631 PR tree-optimization/46367
4632 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
4633 when we can update original.
4634 (cgraph_mark_inline_edge): Sanity check.
4635 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
4637 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4639 * config/spu/spu.h (ASM_COMMENT_START): Define.
4641 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
4645 (SWITCH_KEEP_FOR_GCC): Likewise.
4646 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
4647 (do_spec_1): Handle "%>".
4649 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
4651 2011-01-07 Jakub Jelinek <jakub@redhat.com>
4654 * config/i386/i386.c (ix86_delegitimize_address): If
4655 simplify_gen_subreg fails, return orig_x.
4658 * value-prof.c (gimple_stringop_fixed_value): Handle
4659 lhs of the call properly.
4661 2011-01-07 Jan Hubicka <jh@suse.cz>
4664 * lto-opt.c (lto_reissue_options): Set flag_shlib.
4666 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4668 * target.def (function_switched_text_sections): New hook.
4669 * doc/tm.texi: Regenerated.
4670 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4671 * final.c (default_function_switched_text_sections): New.
4672 (final_scan_insn): Call function_switched_text_sections when a
4673 mid-function section change occurs.
4674 * output.h (default_function_switched_text_sections): Declare.
4675 * config/darwin-protos.h (darwin_function_switched_text_sections):
4677 * config/darwin.c (darwin_function_switched_text_sections): New.
4678 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4680 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4682 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
4683 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
4684 the secondary code fragment when outputting for DWARF == 2.
4686 2011-01-07 Anatoly Sokolov <aesok@post.ru>
4688 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4689 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
4691 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
4692 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4694 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
4697 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
4698 when it is not empty.
4700 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
4703 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
4704 (case ${target}): Add btver1.
4705 * config/i386/driver-i386.c (host_detect_local_cpu): Let
4706 -march=native recognize btver1 processors.
4707 * config/i386/i386-c.c (ix86_target_macros_internal): Add
4708 btver1 def_and_undef
4709 * config/i386/i386.c (struct processor_costs btver1_cost): New
4711 (m_BTVER1): New definition.
4712 (m_AMD_MULTIPLE): Includes m_BTVER1.
4713 (initial_ix86_tune_features): Add btver1 tune.
4714 (processor_target_table): Add btver1 entry.
4715 (static const char *const cpu_names): Add btver1 entry.
4716 (software_prefetching_beneficial_p): Add btver1.
4717 (ix86_option_override_internal): Add btver1 instruction sets.
4718 (ix86_issue_rate): Add btver1.
4719 (ix86_adjust_cost): Add btver1.
4720 * config/i386/i386.h (TARGET_BTVER1): New definition.
4721 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
4722 (enum processor_type): Add PROCESSOR_BTVER1.
4723 * config/i386/i386.md (define_attr "cpu"): Add btver1.
4725 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4728 * config/i386/i386.c (legitimize_tls_address)
4729 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
4730 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
4731 (tls_initial_exec_64_sun): New pattern.
4733 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
4735 * doc/invoke.texi (Overall Options): Improve wording and markup
4736 of the description of -wrapper.
4738 2011-01-06 Joseph Myers <joseph@codesourcery.com>
4740 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
4741 rdynamic, threads): New Driver options.
4743 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4746 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
4747 if coming from .tdata.
4748 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4750 2011-01-06 Jan Hubicka <jh@suse.cz>
4753 * collect2.c (main): Do not enable LTOmode when plugin is active.
4755 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4758 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
4759 --version output if supported.
4760 * configure: Regenerate.
4762 2011-01-06 Joseph Myers <joseph@codesourcery.com>
4764 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
4767 2011-01-06 Jakub Jelinek <jakub@redhat.com>
4770 * c-convert.c (convert): When converting a complex expression
4771 other than COMPLEX_EXPR to a different complex type, ensure
4772 c_save_expr is called instead of save_expr, unless in_late_binary_op.
4773 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
4774 when converting COMPLEX_TYPE.
4776 2011-01-06 Ira Rosen <irar@il.ibm.com>
4778 PR tree-optimization/47139
4779 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
4780 only the last reduction value is used outside the loop. Update
4783 2011-01-05 Joseph Myers <joseph@codesourcery.com>
4785 * config/rtems.opt: New.
4786 * config.gcc (*-*-rtems*): Use rtems.opt.
4788 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
4790 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
4791 processors do not support 3DNow instructions.
4793 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4795 * config/spu/spu.c (spu_option_override): Set parameter
4796 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
4798 2011-01-05 Jan Hubicka <jh@suse.cz>
4800 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
4801 at the command line.
4803 2011-01-05 Martin Jambor <mjambor@suse.cz>
4806 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
4807 deltas on streamed outgoing edges.
4808 (output_node_opt_summary): Output info for outgoing edges only when
4809 the node is in new parameter set.
4810 (output_cgraph_opt_summary): New parameter set, passed to the two
4811 aforementioned functions. Update its forward declaration and its
4814 2011-01-05 Tom Tromey <tromey@redhat.com>
4816 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
4817 operator to c_finish_omp_atomic.
4818 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
4819 (build_unary_op): Update.
4820 (build_modify_expr): Update.
4821 (build_asm_expr): Update.
4823 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4825 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
4826 newly inserted insns.
4828 (spu_emit_branch_hint): Likewise.
4829 (insert_hbrp_for_ilb_runout): Likewise.
4830 (spu_machine_dependent_reorg): Call df_finish_pass after
4831 schedule_insns returns.
4833 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4835 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
4837 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
4839 PR tree-optimization/47005
4840 * tree-sra.c (struct access): Add 'non_addressable' bit.
4841 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
4842 (decide_one_param_reduction): Return 0 if the parameter is passed by
4843 reference and one of the accesses in the group is non_addressable.
4845 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
4847 PR tree-optimization/47056
4848 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
4849 (mark_load): Likewise. Handle FUNCTION_DECL specially.
4850 (mark_store): Likewise. Pass STMT to ipa_record_reference.
4852 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
4854 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
4855 initializer. Skip view conversions from aggregate types.
4857 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
4860 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
4862 2011-01-04 Philipp Thomas <pth@suse.de>
4864 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
4867 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4869 * function.c (thread_prologue_and_epilogue_insns): Do not crash
4870 on empty epilogue sequences.
4872 2011-01-04 Joseph Myers <joseph@codesourcery.com>
4874 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
4875 non-static): New Driver options.
4877 2011-01-04 Jie Zhang <jie@codesourcery.com>
4880 * gcc.c (default_compilers[]): Set combinable field to 0
4881 for all assembly languages.
4883 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
4885 * config/mips/loongson3a.md: New file.
4886 * config/mips/mips.md: Include loongson3a.md.
4887 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
4890 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
4893 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
4894 instead of convert_memory_address_addr_space on the base expression.
4896 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4898 * config/spu/spu.c (spu_option_override): Update error text
4899 for bad -march= / -mtune= values.
4901 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4903 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
4904 if branch-hint optimization will be performed.
4906 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4908 PR tree-optimization/47148
4909 * ipa-split.c (split_function): Convert arguments to
4910 DECL_ARG_TYPE if possible.
4912 PR tree-optimization/47155
4913 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
4916 PR rtl-optimization/47157
4917 * combine.c (try_combine): If undobuf.other_insn becomes
4918 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
4919 and set *new_direct_jump_p too.
4921 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
4923 PR tree-optimization/47021
4924 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
4926 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4928 * gcc.c (process_command): Update copyright notice dates.
4929 * gcov.c (print_version): Likewise.
4930 * gcov-dump.c (print_version): Likewise.
4931 * mips-tfile.c (main): Likewise.
4932 * mips-tdump.c (main): Likewise.
4934 2011-01-03 Martin Jambor <mjambor@suse.cz>
4936 PR tree-optimization/46801
4937 * tree-sra.c (type_internals_preclude_sra_p): Check whether
4938 aggregate fields start at byte boundary instead of the bit-field flag.
4940 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
4943 * gcc.c (main): Revert revision 168407.
4945 2011-01-03 Martin Jambor <mjambor@suse.cz>
4947 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
4949 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4951 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
4952 vector optab to expand vector/scalar shift, update gimple to vector.
4954 2011-01-03 Martin Jambor <mjambor@suse.cz>
4956 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
4959 2011-01-03 Martin Jambor <mjambor@suse.cz>
4961 PR tree-optimization/46984
4962 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
4964 (cgraph_create_indirect_edge): Fixed line length.
4965 (cgraph_indirect_call_info): Declare.
4966 (cgraph_make_edge_direct) Update declaration.
4967 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
4968 (cgraph_create_indirect_edge): Use it.
4969 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
4971 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
4972 the new thunk_delta representation.
4973 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
4975 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
4976 (ipa_read_indirect_edge_info): Likewise.
4977 * lto-cgraph.c (output_edge_opt_summary): New function.
4978 (output_node_opt_summary): Call it on all outgoing edges.
4979 (input_edge_opt_summary): New function.
4980 (input_node_opt_summary): Call it on all outgoing edges.
4982 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
4985 * gcc.c (main): Don't check have_o when settting combine_inputs.
4987 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
4989 * regrename.c: Add general comment describing the pass.
4990 (struct du_head): Remove 'length' field.
4991 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
4992 (regrename_optimize): Do not sort chains. Rework comments, add others.
4993 Force renaming to the preferred class (if any) in the first pass and do
4994 not consider registers that belong to it in the second pass.
4995 (create_new_chain): Do not set 'length' field.
4996 (scan_rtx_reg): Likewise.
4998 2011-01-02 Jakub Jelinek <jakub@redhat.com>
5000 PR tree-optimization/47140
5001 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
5002 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
5005 PR rtl-optimization/47028
5006 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
5007 parm_birth_insn instead of at the beginning of first bb.
5009 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
5011 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
5012 Remove the word "see" before "@pxref".
5013 * doc/rtl.texi: Remove the word "see" before "@pxref".
5015 2011-01-01 Jan Hubicka <jh@suse.cz>
5017 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
5020 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
5023 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
5026 Copyright (C) 2011 Free Software Foundation, Inc.
5028 Copying and distribution of this file, with or without modification,
5029 are permitted in any medium without royalty provided the copyright
5030 notice and this notice are preserved.