1 2011-03-15 Xinliang David Li <davidxl@google.com>
4 * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
5 (normalize_preds): New function.
6 (is_use_properly_guarded): Normalize def predicates.
8 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
11 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
12 in the output template.
14 2011-03-15 Richard Guenther <rguenther@suse.de>
17 * tree-pretty-print.c (dump_function_declaration): Properly
18 dump unprototyped and varargs function types.
20 2011-03-15 Richard Guenther <rguenther@suse.de>
22 PR tree-optimization/13954
23 * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
26 2011-03-15 Richard Guenther <rguenther@suse.de>
28 PR tree-optimization/48037
29 * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
30 selects into BIT_FIELD_REFs.
31 (non_rewritable_mem_ref_base): Check if a MEM_REF is a
34 2011-03-15 Jakub Jelinek <jakub@redhat.com>
36 PR tree-optimization/48129
37 * builtins.c (fold_builtin_snprintf): Convert to type of
38 built_in_decls[BUILT_IN_SNPRINTF] retval instead of
39 implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
41 2011-03-15 Richard Guenther <rguenther@suse.de>
43 PR tree-optimization/41490
44 * tree-ssa-dce.c (propagate_necessity): Handle returns without
46 * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
48 * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
49 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
50 * tree-tailcall.c (find_tail_calls): Ignore returns.
52 2011-03-15 Richard Guenther <rguenther@suse.de>
55 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
56 or variable-indexed array accesses when in gimple form.
58 2011-03-15 Richard Guenther <rguenther@suse.de>
60 * config/i386/i386.c (ix86_emit_swdivsf): Implement more
63 2011-03-15 Alan Modra <amodra@gmail.com>
66 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
67 presume symbol_refs without a symbol_ref_decl are suitably
68 aligned, nor other trees we may see here. Handle anchor symbols.
69 (legitimate_constant_pool_address_p): Comment. Add mode param.
70 Check cmodel=medium addresses. Adjust all calls.
71 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
72 creating cmodel=medium optimized access to locals.
73 * config/rs6000/constraints.md (R): Pass QImode to
74 legitimate_constant_pool_address_p.
75 * config/rs6000/predicates.md (input_operand): Pass mode to
76 legitimate_constant_pool_address_p.
77 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
80 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
83 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
84 64-bit constants being loaded into registers other than GPRs such
85 as loading 0 into a VSX register.
87 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
89 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
92 2011-03-14 Jakub Jelinek <jakub@redhat.com>
95 * builtins.c (fold_builtin_snprintf): New function.
96 (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
97 (fold_builtin_4): Likewise.
100 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
101 STRIP_NOPS on arg0 and arg1. When optimizing X +- C == X
102 and C - X == X also strip nops from +/-/p+ operand.
103 When optimizing -X == C, fold C to arg0's type.
106 * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
107 emit it as add_AT_int instead of add_AT_unsigned.
109 2011-03-14 Tom Tromey <tromey@redhat.com>
111 * unwind-dw2.c: Include sys/sdt.h if it exists.
112 (_Unwind_DebugHook): Use STAP_PROBE2.
113 * config.in, configure: Rebuild.
114 * configure.ac: Check for sys/sdt.h.
116 2011-03-14 Uros Bizjak <ubizjak@gmail.com>
118 * config/i386/i386.md (ROUND_FLOOR): New constant.
120 (ROUND_TRUNC): Ditto.
121 (ROUND_MXCSR): Ditto.
122 (ROUND_NO_EXC): Ditto.
123 (rint<mode>2): Use new defines instead of numerical constants.
124 (floor<mode>2): Ditto.
125 (ceil<mode>2): Ditto.
126 (btrunc<mode>2): Ditto.
127 * config/i386/i386-builtin-types.def: Define ROUND function type
129 * config/i386/i386.c (enum ix86_builtins): Add
130 IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
131 (struct builtin_description): Add
132 __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
133 (ix86_expand_sse_round): New static function.
134 (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
136 (ix86_builtin_vectorized_function): Handle
137 BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
139 2011-03-14 Tom Tromey <tromey@redhat.com>
141 * c-parser.c (c_parser_asm_string_literal): Clear
142 warn_overlength_strings.
144 2011-03-14 Tom Tromey <tromey@redhat.com>
146 * c-parser.c (disable_extension_diagnostics): Save
147 warn_overlength_strings.
148 (restore_extension_diagnostics): Restore warn_overlength_strings.
150 2011-03-14 Jakub Jelinek <jakub@redhat.com>
152 * BASE-VER: Change to 4.7.0.
154 2011-03-14 Richard Guenther <rguenther@suse.de>
157 * tree.c (build_vector_from_val): Adjust assert to requirements
160 2011-03-14 Jakub Jelinek <jakub@redhat.com>
163 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
165 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
167 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
168 terms of target_flags_explicit. Adjust copyright year.
170 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
171 * config/rs6000/t-freebsd: New file. Add override for
174 2011-03-13 Chris Demetriou <cgd@google.com>
176 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
177 (-fno-diagnostics-show-option): this, to reflect current default.
178 (-Werror=): Update text about -fno-diagnostics-show-option.
180 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
183 * config/rs6000/predicates.md (easy_vector_constant_add_self,
184 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
185 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
186 mode is not V2DImode or V2DFmode.
187 (vspltis_constant): Do not handle V2DImode and V2DFmode.
188 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
189 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
191 (movdi_internal64): Likewise.
193 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
195 PR tree-optimization/47127
196 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
198 (set_cloog_options): Same.
199 (scop_to_clast): Same.
200 (print_clast_stmt): Do not call cloog_state_malloc and
202 (print_generated_program): Same.
204 * graphite-clast-to-gimple.h (cloog_state): Declared.
205 (scop_to_clast): Adjust declaration.
206 * graphite.c (cloog_state): Defined here.
207 (graphite_initialize): Call cloog_state_malloc.
208 (graphite_finalize): Call cloog_state_free.
210 2011-03-11 Jason Merrill <jason@redhat.com>
212 * attribs.c (lookup_attribute_spec): Take const_tree.
215 2011-03-11 Joseph Myers <joseph@codesourcery.com>
217 * config/sparc/sparc.c (sparc_option_override): Use
218 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
220 2011-03-11 Richard Guenther <rguenther@suse.de>
222 PR tree-optimization/48067
223 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
224 multiplication result will be only used once on the target
227 2011-03-11 Richard Guenther <rguenther@suse.de>
229 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
231 2011-03-11 Richard Guenther <rguenther@suse.de>
234 * tree.c (find_decls_types_r): Do not walk types only reachable
235 from IDENTIFIER_NODEs.
237 2011-03-11 Jakub Jelinek <jakub@redhat.com>
240 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
241 all vnode->force_output nodes as needed.
243 2011-03-11 Jason Merrill <jason@redhat.com>
246 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
247 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
249 2011-03-11 Martin Jambor <mjambor@suse.cz>
251 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
254 2011-03-11 Jakub Jelinek <jakub@redhat.com>
256 PR tree-optimization/48063
257 * ipa-inline.c (cgraph_decide_inlining): Don't try to
258 inline functions called once if !tree_can_inline_p (node->callers).
260 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
262 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
264 * config/score/score3.c: Delete.
265 * config/score/score3.h: Delete.
266 * config/score/mul-div.S: Delete.
267 * config/score/sfp-machine.h: Add new file.
268 * config/score/constraints.md: Add new file.
269 * config/score/t-score-softfp: Add new file.
270 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
271 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
272 (score7_extra_constraint): Delete.
273 (score7_option_override): Remove unused code.
274 * config/score/score.c: Remove score3 and score5 define and code.
275 * config/score/score.h: Remove score3 and score5 define and code.
276 * config/score/score.md: Remove score3 template and unusual insn.
277 * config/score/score.opt: Remove score3 and score5 options.
279 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
281 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
282 when _HPUX_SOURCE is defined.
283 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
285 2011-03-10 Jason Merrill <jason@redhat.com>
288 * stor-layout.c (layout_type): Don't set structural equality
289 on arrays of incomplete type.
290 * tree.c (type_hash_eq): Handle comparing them properly.
292 2011-03-10 Jakub Jelinek <jakub@redhat.com>
295 * config/s390/s390.c (s390_delegitimize_address): Make sure the
296 result mode matches original rtl mode.
298 2011-03-10 Nick Clifton <nickc@redhat.com>
300 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
301 (andsi3, andsi3_flags): Fix timings for three operand alternative.
303 2011-03-09 Jakub Jelinek <jakub@redhat.com>
305 PR rtl-optimization/47866
306 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
307 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
308 if target wasn't scalar.
309 * function.c (assign_stack_temp_for_type): Assert that neither
310 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
311 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
313 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
315 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
317 * config/s390/s390-protos.h (s390_label_align): New prototype.
318 * config/s390/s390.c (s390_label_align): New function.
319 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
321 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
324 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
325 V2DI/V2DF constants. Only all 0's or all 1's are easy.
326 (output_vec_const_move): Ditto.
328 2011-03-08 Anatoly Sokolov <aesok@post.ru>
330 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
331 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
332 * config/mips/mips.c (mips_preferred_reload_class): Make static.
333 Change 'rclass' argument and result type to reg_class_t.
334 (TARGET_PREFERRED_RELOAD_CLASS): Define.
336 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
338 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
339 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST,
340 TARGET_MEMORY_MOVE_COST): Define.
341 (avr_register_move_cost, avr_memory_move_cost): New Functions.
343 2011-03-08 Jakub Jelinek <jakub@redhat.com>
346 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
349 PR tree-optimization/48022
350 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
353 2011-03-07 Jakub Jelinek <jakub@redhat.com>
356 * var-tracking.c (find_use_val): Return NULL for
357 cui->sets && cui->store_p BLKmode MEMs.
359 2011-03-07 Anatoly Sokolov <aesok@post.ru>
361 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
363 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
364 xstormy16_print_operand_address): Remove.
365 * config/stormy16/stormy16.c (xstormy16_print_operand,
366 xstormy16_print_operand_address): Make static.
367 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
369 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
372 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
373 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
376 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
379 * cfgloopmanip.c (fix_bb_placements): Return immediately
380 if FROM is BASE_LOOP's header.
382 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
384 * gimplify.c (gimplify_function_tree): Fix building calls
385 to __builtin_return_address.
387 2011-03-07 Alan Modra <amodra@gmail.com>
389 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
390 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
391 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
392 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
394 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
395 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
396 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
397 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
398 * config/rs6000/rs6000.c
399 (rs6000_elf_end_indicate_exec_stack): Rename to..
400 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
401 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
402 (rs6000_file_start): ..here.
403 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
404 file scope variables.
405 (call_ABI_of_interest): New function.
406 (init_cumulative_args): Set above vars when function return value
407 is a float, vector, or small struct.
408 (rs6000_function_arg_advance_1): Likewise for function args.
409 (rs6000_va_start): Set rs6000_passes_float if variable arg function
410 references float args.
412 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
414 * doc/cfg.texi: Remove "See" before @ref.
415 * doc/invoke.texi: Likewise.
417 2011-03-05 Jason Merrill <jason@redhat.com>
419 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
421 2011-03-05 Anthony Green <green@moxielogic.com>
423 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
425 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
427 PR rtl-optimization/47899
428 * cfgloopmanip.c (fix_bb_placements): Fix first argument
429 to flow_loop_nested_p when moving the loop upward.
431 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
434 * arm.md (movhi_insn_arch4): Accept any immediate constant.
436 2011-03-05 Jakub Jelinek <jakub@redhat.com>
438 PR tree-optimization/47967
439 * ipa-cp.c (build_const_val): Return NULL instead of creating
440 VIEW_CONVERT_EXPR for mismatching sizes.
441 (ipcp_create_replace_map): Return NULL if build_const_val failed.
442 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
443 give up on versioning.
445 2011-03-05 Alan Modra <amodra@gmail.com>
448 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
449 full cmodel medium/large lo_sum + high addresses.
451 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
453 * config/s390/s390.c (s390_decompose_address): Reject non-literal
454 pool references in UNSPEC_LTREL_OFFSET.
456 2011-03-04 Jan Hubicka <jh@suse.cz>
459 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
460 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
461 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
463 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
464 cgraph_add_thunk): Add node pointers.
465 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
466 associated to right node.
467 (input_node): Update use of cgraph_same_body_alias
468 and cgraph_add_thunk.
470 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
472 * config/i386/i386.opt (mprefer-avx128): New flag.
473 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
474 modes when the flag -mprefer-avx128 is on.
476 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
478 * dwarf2out.c (compare_loc_operands): Fix address handling.
480 2011-03-04 Alan Modra <amodra@gmail.com>
482 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
484 2011-03-04 Richard Guenther <rguenther@suse.de>
487 * expmed.c (extract_bit_field_1): Prefer vector modes that
488 vec_extract patterns can handle.
490 2011-03-04 Richard Guenther <rguenther@suse.de>
493 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
495 2011-03-04 Richard Henderson <rth@redhat.com>
497 * explow.c (emit_stack_save): Remove 'after' parameter.
498 (emit_stack_restore): Likewise.
499 * expr.h: Update to match.
500 * builtins.c, calls.c, stmt.c: Likewise.
501 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
502 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
503 * function.c (expand_function_end): Insert the emit_stack_save
504 sequence before parm_birth_insn instead of after.
506 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
508 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
509 (ssse3_pmaddubsw128): Ditto.
510 (ssse3_pmaddubsw): Ditto.
512 2011-03-03 Steve Ellcey <sje@cup.hp.com>
514 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
516 2011-03-03 Jakub Jelinek <jakub@redhat.com>
519 * gimplify.c (omp_add_variable): Only call omp_notice_variable
520 on TYPE_SIZE_UNIT if it is a DECL.
523 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
524 first operand is not is_gimple_mem_ref_addr, try to fold it.
525 If the operand still isn't is_gimple_mem_ref_addr, clear
528 2011-03-03 Richard Guenther <rguenther@suse.de>
531 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
533 (refs_may_alias_p_1): For release branches return true if
534 we are confused by our input.
536 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
538 * config/s390/s390.c (s390_function_value): Rename to ...
539 (s390_function_and_libcall_value): ... this.
540 (s390_function_value): New function.
541 (s390_libcall_value): New function.
542 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
543 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
544 target macro definitions.
545 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
547 2011-03-02 Joseph Myers <joseph@codesourcery.com>
549 * config/i386/freebsd64.h (CC1_SPEC): Define.
550 * config/i386/linux64.h (CC1_SPEC): Define.
551 * config/i386/x86-64.h (CC1_SPEC): Don't define.
553 2011-03-02 Anatoly Sokolov <aesok@post.ru>
555 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
557 * config/stormy16/stormy16.c: Include reload.h.
558 (xstormy16_memory_move_cost): New function.
559 (TARGET_MEMORY_MOVE_COST): Define.
561 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
563 PR rtl-optimization/47925
564 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
565 with side effects. Remove the more-specific check for volatile asms.
567 2011-03-02 Alan Modra <amodra@gmail.com>
570 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
571 toc relative addresses for valid offsets.
573 2011-03-01 Richard Guenther <rguenther@suse.de>
575 PR tree-optimization/47890
576 * tree-vect-loop.c (get_initial_def_for_induction): Set
577 related stmt properly.
579 2011-03-01 Richard Guenther <rguenther@suse.de>
582 * lto-streamer.c (lto_record_common_node): Also register
585 2011-03-01 Richard Guenther <rguenther@suse.de>
588 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
589 Do not stream DECL_ABSTRACT_ORIGIN.
590 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
591 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
592 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
593 Do not stream DECL_ABSTRACT_ORIGIN.
594 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
595 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
597 2011-02-28 Anatoly Sokolov <aesok@post.ru>
599 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
600 FUNCTION_VALUE_REGNO_P): Remove.
601 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
602 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
603 Add 'outgoing' argument.
604 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
606 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
607 TARGET_FUNCTION_VALUE_REGNO_P): Define.
609 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
612 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
613 (lookup_filename): Likewise.
614 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
616 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
617 Jakub Jelinek <jakub@redhat.com>
620 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
621 (assign_stack_local_1): Change last argument type to int.
622 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
623 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
624 don't record padding space into frame_space_list nor use those areas.
625 (assign_stack_local): Adjust caller.
626 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
627 of assign_stack_local, pass 0 as last argument.
628 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
631 2011-02-28 Jakub Jelinek <jakub@redhat.com>
634 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
635 Use target address_mode and pointer_mode hooks instead of hardcoded
636 Pmode and ptr_mode. Handle some simple cases of extending if
637 POINTERS_EXTEND_UNSIGNED < 0.
638 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
639 Call convert_debug_memory_address.
640 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
641 convert_debug_memory_address.
644 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
645 * configure: Regenerated.
646 * config.in: Regenerated.
647 * varasm.c (default_function_section): Return NULL
648 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
650 2011-02-28 Martin Jambor <mjambor@suse.cz>
652 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
653 the description to match the printed values.
655 2011-02-28 Richard Guenther <rguenther@suse.de>
657 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
658 of the copied scope tree.
660 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
662 * doc/extend.texi (Function Attributes): Avoid deeply (and
663 wrongly) nested tables.
665 2011-02-27 Jakub Jelinek <jakub@redhat.com>
668 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
669 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
672 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
674 * config/avr/avr.md: Remove magic comment for emacs.
676 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
679 * config/avr/avr.c (avr_option_override): Use error on bad options.
680 (avr_help): New function.
681 (TARGET_HELP): Define.
683 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
686 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
687 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
689 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
691 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
692 (ARM Options): Ditto.
693 (i386 and x86-64 Options): Ditto.
695 (SPARC Options): Ditto.
697 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
699 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
700 FreeBSD 6 and later. Generally use cpu generic.
702 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
704 * doc/cpp.texi: Update copyright years.
706 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
709 * config/lm32/lm32.md (ashrsi3): Added needed variable.
711 2011-02-25 Jon Beniston <jon@beniston.com>
714 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
715 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
716 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
717 (lm32_block_move_inline): Add type cast to remove warning.
718 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
719 (gen_int_relational): Move declarations to start of function.
721 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
723 PR tree-optimization/45470
724 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
725 can throw internally only.
726 * tree-vect-stmts.c (vectorizable_call): Likewise.
728 2011-02-24 Anatoly Sokolov <aesok@post.ru>
730 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
731 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
732 * config/stormy16/stormy16-protos.h
733 (xstormy16_preferred_reload_class): Remove.
734 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
735 static. Change 'rclass' argument and return type to reg_class_t.
736 (TARGET_PREFERRED_RELOAD_CLASS,
737 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
739 2011-02-24 Richard Guenther <rguenther@suse.de>
741 * lto-streamer-in.c (input_bb): Do not find referenced vars
744 2011-02-23 Jason Merrill <jason@redhat.com>
746 * common.opt (fabi-version): Document v5 and v6.
748 2011-02-23 Richard Guenther <rguenther@suse.de>
750 PR tree-optimization/47849
751 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
753 2011-02-23 Jie Zhang <jie@codesourcery.com>
755 * opts-common.c (decode_cmdline_option): Print empty string
756 argument as "" in decoded->orig_option_with_args_text.
757 * gcc.c (execute): Print empty string argument as ""
758 in the verbose output.
759 (do_spec_1): Keep empty string argument.
761 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
763 * config.gcc: Declare score-* and crx-* obsolete.
765 2011-02-23 Jie Zhang <jie@codesourcery.com>
767 PR rtl-optimization/47763
768 * web.c (web_main): Ignore naked clobber when replacing register.
770 2011-02-22 Anatoly Sokolov <aesok@post.ru>
772 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
775 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
778 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
780 2011-02-22 Mike Stump <mikestump@comcast.net>
782 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
784 * configure: Regenerate.
786 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
788 PR rtl-optimization/46002
789 * ira-color.c (update_copy_costs): Change class intersection
790 test to reg_class_contents[] test of 'hard_regno'.
792 2011-02-21 Joseph Myers <joseph@codesourcery.com>
794 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
796 * config/hpux11.opt (mt): Likewise.
797 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
798 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
799 * config/vax/elf.opt (mno-asm-pic): Likewise.
800 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
802 2011-02-21 Mike Stump <mikestump@comcast.net>
805 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
806 tree so we can get save the type.
807 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
808 for CFString instead of trying to use past the end of the builtins.
809 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
810 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
811 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
812 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
813 Rename to darwin_builtin_cfstring.
814 (darwin_init_cfstring_builtins): Return the built type.
816 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
819 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
820 (_mm256_insert_epi64): Use _mm_insert_epi64.
822 2011-02-21 Anatoly Sokolov <aesok@post.ru>
824 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
825 * config/stormy16/stormy16-protos.h
826 (xstormy16_mode_dependent_address_p): Remove.
827 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
828 Make static. Change return type to bool. Change argument type to
829 const_rtx. Remove dead code.
830 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
832 2011-02-21 Richard Guenther <rguenther@suse.de>
835 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
836 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
837 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
839 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
840 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
842 2011-02-20 Richard Guenther <rguenther@suse.de>
845 * tree.c (free_lang_data_in_decl): Clean builtins from
846 the TU decl BLOCK_VARS.
848 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
852 * haifa-sched.c (fix_tick_ready): Skip tick computation
855 2011-02-19 Richard Guenther <rguenther@suse.de>
858 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
859 Remove lazy BLOCK_VARS streaming.
860 (lto_input_ts_block_tree_pointers): Likewise.
861 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
863 2011-02-19 Joseph Myers <joseph@codesourcery.com>
865 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
867 2011-02-19 Joseph Myers <joseph@codesourcery.com>
869 * config/i386/biarch32.h, config/i386/mach.h,
870 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
872 2011-02-19 Jakub Jelinek <jakub@redhat.com>
875 * config/i386/i386.md (peephole2 for shift and plus): Use
876 operands[1] original mode in the first insn.
878 2011-02-18 Mike Stump <mikestump@comcast.net>
880 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
882 2011-02-18 Jan Hubicka <jh@suse.cz>
885 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
886 to zero when the function is not inlinable at all.
888 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
890 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
891 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
892 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
893 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
894 * config/pa/t-pa64: Likewise.
895 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
897 2011-02-18 Jakub Jelinek <jakub@redhat.com>
900 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
902 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
905 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
907 2011-02-18 Anatoly Sokolov <aesok@post.ru>
909 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
910 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
911 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
912 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
913 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
914 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
915 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
916 m32r_load_postinc_p, m32r_store_preinc_predec_p,
917 m32r_legitimate_address_p): New functions.
918 * config/m32r/constraints.md (constraint "S"): Don't use
919 STORE_PREINC_PREDEC_P.
920 (constraint "U"): Don't use LOAD_POSTINC_P.
922 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
924 PR rtl-optimization/46178
925 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
926 compute ira_hard_regno_cover_class[].
928 2011-02-18 Richard Guenther <rguenther@suse.de>
931 * lto-streamer.h (lto_global_var_decls): Declare.
932 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
933 statics for global var processing.
935 2011-02-18 Richard Guenther <rguenther@suse.de>
937 PR tree-optimization/47737
938 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
939 edge dominance check.
941 2011-02-18 Jakub Jelinek <jakub@redhat.com>
944 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
945 avoid invalid rtx sharing.
947 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
949 * doc/cpp.texi (Obsolete Features): Add background on the
950 origin of assertions.
952 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
954 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
956 * config/darwin.c (output_objc_section_asm_op): Added support for
958 (is_objc_metadata): New.
959 (darwin_objc2_section): New.
960 (darwin_objc1_section): New.
961 (machopic_select_section): Added support for ABI v1 and v2.
962 (darwin_emit_objc_zeroed): New.
963 (darwin_output_aligned_bss): Detect objc metadata and treat it
965 (darwin_asm_output_aligned_decl_common): Same.
966 (darwin_asm_output_aligned_decl_local): Same.
967 * config/darwin-sections.def: Updated for ABI v1 and v2.
968 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
969 compiling Objective-C code for the NeXT runtime, default to using
970 ABI version 0 for 32-bit, and version 2 for 64-bit.
972 2011-02-17 Joseph Myers <joseph@codesourcery.com>
974 * common.opt (optimize_fast): New Variable.
975 * opts.c (default_options_optimization): Use opts->x_optimize_fast
976 instead of local variable ofast.
978 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
980 * doc/invoke.texi (fobjc-abi-version): Documented.
981 (fobjc-nilcheck): Documented.
982 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
985 2011-02-17 Joseph Myers <joseph@codesourcery.com>
988 * common.opt (export-dynamic): New Driver option.
989 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
991 2011-02-17 Joseph Myers <joseph@codesourcery.com>
993 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
995 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
996 Jan Hubicka <jh@suse.cz>
1000 * cfgexpand.c (account_used_vars_for_block): Remove.
1001 (estimated_stack_frame_size): Use referenced vars.
1002 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
1003 that were referenced in the original function. Test src_fn
1004 rather than cfun. Drop redundant get_var_ann.
1005 (setup_one_parameter): Drop redundant get_var_ann.
1006 (declare_return_variable): Likewise.
1007 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
1008 (copy_arguments_for_versioning): Drop redundant get_var_ann.
1009 * ipa-inline.c (compute_inline_parameters): Do not compute
1010 disregard_inline_limits here.
1011 (compute_inlinable_for_current, pass_inlinable): New.
1012 (pass_inline_parameters): Require PROP_referenced_vars.
1013 * cgraphunit.c (cgraph_process_new_functions): Don't run
1014 compute_inline_parameters explicitly unless function is in SSA form.
1015 (cgraph_analyze_function): Set .disregard_inline_limits.
1016 * tree-sra.c (convert_callers): Compute inliner parameters
1017 only for functions already in SSA form.
1019 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1021 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
1022 -mlittle-endian-data.
1024 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1026 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
1027 -mno-fpu, not -fpu and -no-fpu.
1028 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
1029 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
1031 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
1034 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
1035 input reload with PLUS RTX.
1037 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1039 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
1040 of InverseVar(MDMX).
1042 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1044 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
1047 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1049 * config/mn10300/mn10300.opt (mno-crt0): New.
1051 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1053 * config/m68k/uclinux.opt (static-libc): New Driver option.
1055 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1057 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
1059 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1061 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
1062 %{muser-extend-enabled}.
1064 2011-02-16 Richard Guenther <rguenther@suse.de>
1066 PR tree-optimization/47738
1067 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
1068 the TODO from tree_predictive_commoning.
1070 2011-02-15 Jeff Law <law@redhat.com>
1073 2011-01-25 Jeff Law <law@redhat.com>
1075 PR rtl-optimization/37273
1076 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1077 handle them like argument loads from stack slots. Do not double
1078 count memory for memory constants and argument loads from stack slots.
1080 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1083 * combine.c (cant_combine_insn_p): Revert the last change.
1085 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1088 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
1089 mode for vector constants. Remove code that checks for TImode.
1091 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1095 * cgraph.h (compute_inline_parameters): Return void.
1096 * ipa-inline.c (compute_inline_parameters): Adjust.
1098 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1102 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
1104 * cfgexpand.c (estimated_stack_frame_size): Likewise.
1105 * ipa-inline.c (compute_inline_parameters): Adjust.
1107 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1111 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
1112 Adjust all users. Pass FN to...
1113 * tree-flow-inline.h (first_referenced_var): ... this. Add
1115 * ipa-struct-reorg.c: Adjust.
1116 * tree-dfa.c: Adjust.
1117 * tree-into-ssa.c: Adjust.
1118 * tree-sra.c: Adjust.
1119 * tree-ssa-alias.c: Adjust.
1120 * tree-ssa-live.c: Adjust.
1121 * tree-ssa.c: Adjust.
1122 * tree-ssanames.c: Adjust.
1123 * tree-tailcall.c: Adjust.
1125 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1129 * tree-flow.h (referenced_var_lookup): Add fn parameter.
1131 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
1132 * tree-flow-inline.h: Adjust.
1133 * gimple-pretty-print.c: Adjust.
1134 * tree-into-ssa.c: Adjust.
1135 * tree-ssa.c: Adjust.
1136 * cfgexpand.c: Adjust.
1138 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1140 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
1141 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1142 (EXTRA_CONSTRAINT): Delete.
1143 * config/iq2000/constraints.md: New file.
1144 * config/iq2000/iq2000.md: Include it.
1145 (define_insn ""): Delete.
1146 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
1147 unsupported constraint letters from patterns.
1148 (call_value, call_value_internal1): Likewise.
1149 (call_value_multiple_internal1): Likewise.
1151 2011-02-15 Nick Clifton <nickc@redhat.com>
1153 * config/mn10300/mn10300.c: Include tm-constrs.h.
1154 (struct liw_data): New data structure describing an LIW candidate
1156 (extract_bundle): Use struct liw_data. Allow small integer
1157 operands for some instructions.
1158 (check_liw_constraints): Use struct liw_data. Remove swapped
1159 parameter. Add comments describing the checks. Fix bug when
1160 assigning the source of liw1 to the source of liw2.
1161 (liw_candidate): Delete. Code moved into extract_bundle.
1162 (mn10300_bundle_liw): Use struct liw_data. Check constraints
1164 * config/mn10300/predicates.md (liw_operand): New predicate.
1165 Allows registers and small integer constants.
1166 * config/mn10300/constraints.md (O): New constraint. Accetps
1167 integers in the range -8 to +7 inclusive.
1168 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
1169 for moving a small integer into a register. Give this alternative
1171 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
1172 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
1173 using the J,K,L and M constraints,
1174 (liw): Remove SI mode on second operands to allow for HI and QI
1176 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
1179 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1182 * combine.c (cant_combine_insn_p): Check zero/sign extended
1185 2011-02-15 Richard Guenther <rguenther@suse.de>
1187 PR tree-optimization/47743
1188 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
1189 for a non-type-compatible VN lookup bail out.
1191 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1193 * config/fr30/constraints.md: New file.
1194 * config/fr30/fr30.md: Include it.
1195 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
1196 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1197 (EXTRA_CONSTRAINT): Delete.
1199 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1201 * config/frv/constraints.md: New file.
1202 * config/frv/predicates.md: Include it.
1203 * config/frv/frv.c (reg_class_from_letter): Delete.
1204 (frv_option_override): Don't initialize it.
1205 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
1206 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
1207 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
1208 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1209 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
1210 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1211 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
1212 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
1213 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
1214 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
1215 (REG_CLASS_FROM_CONSTRAINT): Delete.
1217 2011-02-15 Jakub Jelinek <jakub@redhat.com>
1220 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
1221 if frame size is 0 in a leaf function.
1223 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1226 * config/alpha/host-osf.c: New file.
1227 * config/alpha/x-osf: New file.
1228 * config.host (alpha*-dec-osf*): Use it.
1230 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1232 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1233 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
1234 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
1235 (rx_mode_dependent_address_p): ...this. Make static. Change argument
1237 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1239 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1241 * config/stormy16/constraints.md: New file.
1242 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
1243 Use satisfies_constraint_Q and satisfies_constraint_R.
1244 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
1246 (xstormy16_legitiamte_address_p): Declare.
1247 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
1248 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1249 (EXTRA_CONSTRAINT): Delete.
1250 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1252 (xstormy16_extra_constraint_p): Delete.
1254 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
1256 PR tree-optimization/46494
1257 * loop-unroll.c (split_edge_and_insert): Adjust comment.
1258 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
1259 (pass_rtl_loop_done): Add TODO_verify_flow.
1260 * fwprop.c (pass_rtl_fwprop): Likewise.
1261 * modulo-sched.c (pass_sms): Likewise.
1262 * tree-ssa-dom.c (pass_dominator): Likewise.
1263 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1264 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
1265 (pass_tree_loop_done): Likewise.
1266 * tree-ssa-pre.c (execute_pre): Likewise.
1267 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1268 * tree-ssa-sink.c (pass_sink_code): Likewise.
1269 * tree-vrp.c (pass_vrp): Likewise.
1271 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1273 * config/v850/constraints.md: New file.
1274 * config/v850/v850.md: Include it.
1275 * config/v850/predicates.md (reg_or_0_operand): Use
1276 satisfies_constraint_G.
1277 (special_symbolref_operand): Use satisfies_constraint_K.
1278 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
1279 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
1280 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
1281 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1282 (EXTRA_CONSTRAINT): Delete.
1283 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
1284 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
1285 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
1287 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1290 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
1293 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1295 * config/mcore/constraints.md: New file.
1296 * config/mcore/mcore.md: Include it.
1297 * config/mcore/mcore.c (reg_class_from_letter): Delete.
1298 * config/mcore/mcore.h (reg_class_from_letter): Delete.
1299 (REG_CLASS_FROM_LETTER): Delete.
1300 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
1301 insn_const_int_ok_for_constraint.
1302 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
1303 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
1304 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1305 (EXTRA_CONSTRAINT): Delete.
1307 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1310 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
1311 (IS_SIGHANDLER): Define.
1312 (sparc64_is_sighandler): New function, split off from
1313 sparc64_fallback_frame_state.
1314 (sparc_is_sighandler): New function, split off from
1315 sparc_fallback_frame_state.
1316 (sparc64_fallback_frame_state): Merge with ...
1317 (sparc_fallback_frame_state): ... this into ...
1318 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
1319 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
1320 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
1321 stack instead of hardcoded offsets.
1323 2011-02-14 Andriy Gapon <avg@freebsd.org>
1326 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
1328 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1330 * configure: Regenerate.
1332 2011-02-12 Joseph Myers <joseph@codesourcery.com>
1335 * gcc.c (asm_options): Correct spec matching --target-help.
1337 2011-02-12 Martin Jambor <mjambor@suse.cz>
1339 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
1340 to gimple call error.
1342 2011-02-12 Mike Stump <mikestump@comcast.net>
1344 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
1345 comments in backslash regions.
1347 2011-02-12 Mike Stump <mikestump@comcast.net>
1348 Jakub Jelinek <jakub@redhat.com>
1349 Iain Sandoe <iains@gcc.gnu.org>
1352 * dwarf2out.c (output_cfa_loc): When required, apply the
1353 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
1354 (output_loc_sequence): Likewise.
1355 (output_loc_operands_raw): Likewise.
1356 (output_loc_sequence_raw): Likewise.
1357 (output_cfa_loc): Likewise.
1358 (output_loc_list): Suppress register number adjustment when
1359 calling output_loc_sequence()
1360 (output_die): Likewise.
1362 2011-02-12 Anatoly Sokolov <aesok@post.ru>
1364 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1366 * config/xtensa/xtensa.c (xtensa_register_move_cost,
1367 xtensa_memory_move_cost): New functions.
1368 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
1370 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
1373 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
1374 in the current directory.
1375 * configure: Rebuilt.
1377 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1379 * config/darwin.c (darwin_override_options): Add a hunk missed
1380 from the commit of r168571. Trim comment line lengths and
1381 correct indents of the preceding block.
1383 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1385 * gcc.c (driver_handle_option): Concatenate the argument to -F with
1388 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1390 * common.opt (nostartfiles): New Driver option.
1392 2011-02-11 Xinliang David Li <davidxl@google.com>
1394 PR tree-optimization/47707
1395 * tree-chrec.c (convert_affine_scev): Keep type precision.
1397 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
1399 PR tree-optimization/47420
1400 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
1402 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
1404 PR rtl-optimization/47614
1405 * rtl.h (check_for_inc_dec): Declare.
1406 * dse.c (check_for_inc_dec): Externalize...
1407 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
1408 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
1410 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1413 * gcc.c (main): Do not compile inputs if there were errors in
1415 * opts-common.c (read_cmdline_option): Check for wrong language
1416 after other error checks.
1418 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
1420 * cgraph.c: Fix comment typos.
1421 * cgraph.h: Likewise.
1422 * cgraphunit.c: Likewise.
1423 * ipa-cp.c: Likewise.
1424 * ipa-inline.c: Likewise.
1425 * ipa-prop.c: Likewise.
1426 * ipa-pure-const.c: Likewise.
1427 * ipa-ref.c: Likewise.
1428 * ipa-reference.c: Likewise.
1430 2011-02-11 Jakub Jelinek <jakub@redhat.com>
1433 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
1435 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1438 * doc/sourcebuild.texi (Require Support): Document
1439 dg-require-ascii-locale.
1441 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
1443 * doc/lto.texi (Write summary): Fix missing parentheses.
1445 2011-02-10 DJ Delorie <dj@redhat.com>
1447 * config/m32c/m32c.c (m32c_option_override): Disable
1448 -fcombine-stack-adjustments until flag value tracking and compare
1449 optimization can be rewritten.
1451 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
1453 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
1455 (PROCESSOR_DEFAULT64): Likewise.
1457 2011-02-10 Richard Henderson <rth@redhat.com>
1459 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
1460 change from 2011-02-03.
1461 * config/rx/rx.c (flags_from_code): Likewise.
1462 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
1463 is valid, n/pz otherwise.
1464 (rx_select_cc_mode): Return CCmode if Y is not zero.
1466 2011-02-10 Richard Guenther <rguenther@suse.de>
1468 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
1470 2011-02-10 Richard Guenther <rguenther@suse.de>
1472 PR tree-optimization/47677
1473 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
1475 2011-02-10 Jakub Jelinek <jakub@redhat.com>
1478 * combine.c (make_compound_operation): Only change shifts into
1479 multiplication for SCALAR_INT_MODE_P.
1481 2011-02-10 Jie Zhang <jie@codesourcery.com>
1485 2011-02-05 Jie Zhang <jie@codesourcery.com>
1487 * web.c (entry_register): Don't clobber the number of the
1488 first uninitialized reference in used[].
1490 2011-02-09 Richard Guenther <rguenther@suse.de>
1492 PR tree-optimization/47664
1493 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
1496 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
1500 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
1502 (PROCESSOR_DEFAULT64): Same.
1503 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
1505 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1507 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
1509 2011-02-09 Martin Jambor <mjambor@suse.cz>
1512 * tree-sra.c (struct access): New flags grp_scalar_read and
1513 grp_scalar_write. Changed description of assignment read and write
1515 (dump_access): Dump new flags, reorder all of them.
1516 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
1517 to detect multiple scalar reads.
1518 (analyze_access_subtree): Use the new scalar read write flags instead
1519 of the old flags. Adjusted comments.
1521 2011-02-08 DJ Delorie <dj@redhat.com>
1524 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
1527 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1529 * config/m68k/uclinux.opt: New.
1530 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
1532 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1534 * config/cris/elf.opt (sim): New Driver option.
1536 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1538 * config/xtensa/elf.opt: New.
1539 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
1541 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1543 * config/vax/elf.opt: New.
1544 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
1546 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1548 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
1550 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1552 * config/gnu-user.opt: New.
1553 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
1554 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
1555 *-*-uclinux*): Use gnu-user.opt.
1557 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
1559 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
1560 * config/i386/gnu.h (CPP_SPEC): Likewise.
1562 2011-02-08 Ian Lance Taylor <iant@google.com>
1564 * common.opt (fcx-limited-range): Add SetByCombined flag.
1565 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
1566 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
1567 (fassociative-math, freciprocal-math): Likewise.
1568 (funsafe-math-optimizations): Likewise.
1569 * opth-gen.awk: Handle SetByCombined.
1570 * optc-gen.awk: Likewise.
1571 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
1572 (set_unsafe_math_optimizations_flags): Likewise.
1573 * doc/options.texi (Option properties): Document SetByCombined.
1575 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1577 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
1578 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
1579 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
1580 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
1581 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
1583 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
1585 PR tree-optimization/46834
1586 PR tree-optimization/46994
1587 PR tree-optimization/46995
1588 * graphite-sese-to-poly.c (used_outside_reduction): New.
1589 (detect_commutative_reduction): Call used_outside_reduction.
1590 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
1591 translate_scalar_reduction_to_array only when at least one
1592 loop-phi/close-phi tuple has been detected.
1594 2011-02-08 Richard Guenther <rguenther@suse.de>
1597 * tree-vect-generic.c (expand_vector_operations_1): Update
1599 (expand_vector_operations): ... not here. Cleanup EH info
1600 and the CFG if required.
1602 2011-02-08 Richard Guenther <rguenther@suse.de>
1604 PR tree-optimization/47641
1605 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
1606 require type compatibility.
1608 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1610 * gimple-low.c (lower_function_body): Don't remove the location of
1611 the return statement here.
1612 (lower_gimple_return): Do it here instead but only if the return
1613 statement is actually used twice.
1615 2011-02-08 Richard Guenther <rguenther@suse.de>
1617 PR tree-optimization/47632
1618 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
1619 unused up_to_stmt parameter, return whether cfg-cleanup is
1620 necessary, remove EH info properly.
1621 (forward_propagate_into_gimple_cond): Adjust caller.
1622 (forward_propagate_into_cond): Likewise.
1623 (forward_propagate_comparison): Likewise.
1624 (tree_ssa_forward_propagate_single_use_vars): Make
1625 forward_propagate_comparison case similar to the two others.
1627 2011-02-08 Nick Clifton <nickc@redhat.com>
1629 * config/mn10300/mn10300.opt (mliw): New command line option.
1630 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
1631 (liw_bundling): New automaton.
1632 (liw): New attribute.
1633 (liw_op): New attribute.
1634 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
1635 (movsi_internal): Add LIW attributes.
1639 (addsi3): Separate register and immediate alternatives.
1644 (lshrsi3): Likewise.
1645 (ashrsi3): Likewise.
1647 * config/mn10300/mn10300.c (liw_op_names): New
1648 (mn10300_print_operand): Handle 'W' operand descriptor.
1649 (extract_bundle): New function.
1650 (check_liw_constraints): New function.
1651 (liw_candidate): New function.
1652 (mn10300_bundle_liw): New function.
1653 (mn10300_reorg): New function.
1654 (TARGET_MACHINE_DEPENDENT_REORG): Define.
1655 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
1656 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
1657 __LIW__ or __NO_LIW__.
1658 * doc/invoke.texi: Describe the -mliw command line option.
1660 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1662 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
1663 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1664 pthread_mutex_unlock): Remove.
1665 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
1666 * config/pa/t-pa64: Likewise.
1667 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
1668 shared libc if not linking against libpthread.
1669 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
1671 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
1674 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
1675 on 10.6 and later to ensure that we always use the unwinder from
1676 the system. Only add -no_compact_unwind when tarteting darwin
1679 2011-02-07 Steve Ellcey <sje@cup.hp.com>
1682 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
1683 (vec_interleave_lowv2sf): Ditto.
1684 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
1685 (vec_extract_oddv2sf): Ditto.
1687 2011-02-07 Mike Stump <mikestump@comcast.net>
1690 Add __ieee_divdc3 entry point.
1691 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
1693 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
1694 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
1695 * config/darwin.c (darwin_rename_builtins): Add.
1696 * config/darwin-protos.h (darwin_rename_builtins): Add.
1698 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1701 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
1704 2011-02-07 Mike Stump <mikestump@comcast.net>
1706 * config/darwin.opt (mmacosx-version-min): Update default OS version.
1708 2011-02-07 Denis Chertykov <chertykov@gmail.com>
1711 * config/avr/libgcc.S (exit): Move .endfunc
1713 2011-02-07 Richard Guenther <rguenther@suse.de>
1715 PR tree-optimization/47615
1716 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
1717 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
1718 (run_scc_vn): Initialize it.
1719 (visit_reference_op_load): Use it.
1720 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
1722 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1724 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
1725 DImode trapping arithmetic libfuncs.
1727 2011-02-07 Richard Guenther <rguenther@suse.de>
1729 PR tree-optimization/47621
1730 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
1732 (execute_update_addresses_taken): ... here. Make it more
1733 conservative in what we accept.
1735 2011-02-06 Joseph Myers <joseph@codesourcery.com>
1737 * config/sparc/freebsd.h (ASM_SPEC): Define.
1738 * config/sparc/vxworks.h (ASM_SPEC): Define.
1740 2011-02-06 Joseph Myers <joseph@codesourcery.com>
1742 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
1744 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
1746 * doc/invoke.texi: Remove reference to compiler internals from
1749 * reg-notes.def: Remove REG_VALUE_PROFILE.
1750 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
1752 2011-02-05 Jakub Jelinek <jakub@redhat.com>
1755 * varasm.c (default_section_type_flags): If decl is NULL,
1756 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
1758 2011-02-05 Jie Zhang <jie@codesourcery.com>
1761 * web.c (entry_register): Don't clobber the number of the
1762 first uninitialized reference in used[].
1764 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
1766 PR tree-optimization/46194
1767 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
1768 (build_classic_dist_vector_1): Do not represent classic distance
1769 vectors when the access functions are variating in different loops.
1771 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1773 * config/mips/iris6.opt: New.
1774 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
1776 2011-02-04 Richard Henderson <rth@redhat.com>
1777 Steve Ellcey <sje@cup.hp.com>
1780 * config/ia64/predicates.md (mux1_brcst_element): New.
1781 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
1782 * config/ia64/ia64.c (ia64_unpack_assemble): New.
1783 (ia64_unpack_sign): New.
1784 (ia64_expand_unpack): Rewrite using new routines.
1785 (ia64_expand_widen_sum): Ditto.
1786 (ia64_expand_dot_prod_v8qi): Ditto.
1787 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
1788 routines, add endian check.
1789 (pmpy2_even): Rename from pmpy2_r, add endian check.
1790 (pmpy2_odd): Rename from pmpy2_l, add endian check.
1791 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
1792 (vec_widen_smult_hi_v4hi): Ditto.
1793 (vec_widen_umult_lo_v4hi): Ditto.
1794 (vec_widen_umult_hi_v4hi): Ditto.
1795 (mulv2si3): Change endian checks.
1796 (sdot_prodv4hi): Rewrite with new calls.
1797 (udot_prodv4hi): New.
1798 (vec_pack_ssat_v4hi): Add endian check.
1799 (vec_pack_usat_v4hi): Ditto.
1800 (vec_pack_ssat_v2si): Ditto.
1801 (max1_even): Rename from max1_r, add endian check.
1802 (max1_odd): Rename from max1_l, add endian check.
1803 (*mux1_rev): Format change.
1805 (*mux1_shuf): Ditto.
1807 (*mux1_brcst_v8qi): Use new predicate.
1808 (vec_extract_evenv8qi): Remove endian check.
1809 (vec_extract_oddv8qi): Ditto.
1810 (vec_interleave_lowv4hi): Format change.
1811 (vec_interleave_highv4hi): Ditto.
1812 (mix2_even): Rename from mix2_r, add endian check.
1813 (mix2_odd): Rename from mux2_l, add endian check.
1814 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
1815 (vec_extract_evenodd_helper): Format change.
1816 (vec_extract_evenv4hi): Remove endian check.
1817 (vec_extract_oddv4hi): Remove endian check.
1818 (vec_interleave_lowv2si): Format change.
1819 (vec_interleave_highv2si): Format change.
1820 (vec_initv2si): Remove endian check.
1821 (vecinit_v2si): Add endian check.
1822 (reduc_splus_v2sf): Add endian check.
1823 (reduc_smax_v2sf): Ditto.
1824 (reduc_smin_v2sf): Ditto.
1825 (vec_initv2sf): Remove endian check.
1826 (fpack): Add endian check.
1827 (fswap): Add endian check.
1828 (vec_interleave_highv2sf): Add endian check.
1829 (vec_interleave_lowv2sf): Add endian check.
1830 (fmix_lr): Add endian check.
1831 (vec_setv2sf): Format change.
1832 (*vec_extractv2sf_0_be): Use shift to extract operand.
1833 (*vec_extractv2sf_1_be): New.
1834 (vec_pack_trunc_v4hi): Add endian check.
1835 (vec_pack_trunc_v2si): Format change.
1837 2011-02-04 Jakub Jelinek <jakub@redhat.com>
1840 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
1841 do bb, locus and block comparison and disallow loads if it is not set.
1842 (stmt_is_replaceable_p): New function.
1843 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
1845 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
1846 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
1848 * tree-flow.h (stmt_is_replaceable_p): New prototype.
1850 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1852 * config/rs6000/xilinx.opt: New.
1853 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
1855 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1857 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
1859 2011-02-03 Anatoly Sokolov <aesok@post.ru>
1861 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
1862 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1863 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
1864 secondary_reload_info, xtensa_secondary_reload): Remove.
1865 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
1866 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1867 (xtensa_preferred_reload_class): Make static. Change return and
1868 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
1869 Use CONST_DOUBLE_P predicate.
1870 (xtensa_preferred_output_reload_class): New function.
1871 (xtensa_secondary_reload): Make static.
1873 2011-02-03 Joseph Myers <joseph@codesourcery.com>
1875 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
1876 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
1877 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
1879 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1882 * output.h (SECTION_RELRO): Define.
1883 (SECTION_MACH_DEP): Adjust.
1884 (get_variable_section): New prototype.
1885 * varpool.c (varpool_finalize_named_section_flags): New function.
1886 (varpool_assemble_pending_decls): Call it.
1887 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
1888 * cgraphunit.c (cgraph_output_in_order): Call
1889 varpool_finalize_named_section_flags.
1890 * varasm.c (get_section): Allow section flags conflicts between
1891 relro and read-only sections if the section hasn't been declared yet.
1892 Set SECTION_OVERRIDE after diagnosing section type conflict.
1893 (get_variable_section): No longer static.
1894 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
1895 readonly sections that need relocations.
1896 (decl_readonly_section_1): New function.
1897 (decl_readonly_section): Use it.
1900 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
1901 Steve Ellcey <sje@cup.hp.com>
1904 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
1905 if section attribute used.
1907 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1909 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
1910 * config/darwin.c (SECTION_NO_ANCHOR): Define.
1911 (darwin_init_sections): Remove assertion.
1913 2011-02-03 Nick Clifton <nickc@redhat.com>
1915 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
1917 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
1918 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
1919 instead of "n" and "pz".
1920 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
1923 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1926 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
1927 fma, expand FMA_EXPR as fma{,f,l} call.
1930 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
1931 copy them into a unsigned char variable and pass address of it to
1932 lto_output_data_stream.
1935 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
1936 around backend_init_target and lang_dependent_init_target calls.
1937 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
1938 (verify_cgraph_node): Don't call set_cfun here. Use
1939 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
1940 Set error_found for incorrectly represented calls to thunks.
1942 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1945 PR rtl-optimization/43494
1946 * rtl.h (for_each_inc_dec_fn): New type.
1947 (for_each_inc_dec): Declare.
1948 * rtlanal.c (struct for_each_inc_dec_ops): New type.
1949 (for_each_inc_dec_find_inc_dec): New fn.
1950 (for_each_inc_dec_find_mem): New fn.
1951 (for_each_inc_dec): New fn.
1952 * dse.c (struct insn_size): Remove.
1953 (replace_inc_dec, replace_inc_dec_mem): Remove.
1954 (emit_inc_dec_insn_before): New fn.
1955 (check_for_inc_dec): Use it, along with for_each_inc_dec.
1956 (canon_address): Pass mem modes to cselib_lookup.
1957 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
1958 (cselib_lookup_from_insn): Likewise.
1959 (cselib_subst_to_values): Likewise.
1960 * cselib.c (find_slot_memmode): New var.
1961 (cselib_find_slot): New fn. Use it instead of
1962 htab_find_slot_with_hash everywhere.
1963 (entry_and_rtx_equal_p): Use find_slot_memmode.
1964 (autoinc_split): New fn.
1965 (rtx_equal_for_cselib_p): Rename and implement in terms of...
1966 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
1967 Deal with autoinc. Special-case recursion into MEMs.
1968 (cselib_hash_rtx): Likewise.
1969 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
1970 address and MEM modes.
1971 (cselib_subst_to_values): Add memmode, pass it on.
1973 (cselib_lookup): Add memmode argument, pass it on.
1974 (cselib_lookup_from_insn): Add memmode.
1975 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
1976 (struct cselib_record_autoinc_data): New.
1977 (cselib_record_autoinc_cb): New fn.
1978 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
1979 mode to cselib_lookup. Reset autoinced REGs here instead of...
1980 (cselib_process_insn): ... here.
1981 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
1983 (add_uses): Likewise, also to cselib_subst_to_values.
1984 (add_stores): Likewise.
1985 * sched-deps.c (add_insn_mem_dependence): Pass mode to
1986 cselib_subst_to_values.
1987 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
1988 * gcse.c (do_local_cprop): Adjusted.
1989 * postreload.c (reload_cse_simplify_set): Adjusted.
1990 (reload_cse_simplify_operands): Adjusted.
1991 * sel-sched-dump (debug_mem_addr_value): Pass mode.
1993 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1995 PR tree-optimization/45122
1996 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
1997 unsafe assumptions when there's more than one loop exit.
1999 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2002 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
2003 Document using vector double with the load/store builtins, and
2004 that the load/store builtins always use Altivec instructions.
2006 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
2007 to use altivec memory instructions, even on VSX.
2008 (vector_altivec_store_<mode>): Ditto.
2010 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
2013 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2014 V2DF, V2DI support to load/store overloaded builtins.
2016 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
2017 altivec load/store builtins for V2DF/V2DI types.
2019 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
2020 set avoid indexed addresses on power6 if -maltivec.
2021 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
2022 vector_altivec_load/vector_altivec_store builtins.
2023 (altivec_expand_st_builtin): Ditto.
2024 (altivec_expand_builtin): Add VSX memory builtins.
2025 (rs6000_init_builtins): Add V2DI types to internal types.
2026 (altivec_init_builtins): Add support for V2DF/V2DI altivec
2027 load/store builtins.
2028 (rs6000_address_for_altivec): Insure memory address is appropriate
2031 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
2032 vec_vsx_ld and vec_vsx_st.
2033 (vsx_store_<mode>): Ditto.
2035 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
2036 variables to hold long long types for VSX vector memory builtins.
2037 (RS6000_BTI_unsigned_long_long): Ditto.
2038 (long_long_integer_type_internal_node): Ditti.
2039 (long_long_unsigned_type_internal_node): Ditti.
2041 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
2042 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
2043 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
2045 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
2047 (vec_vsx_st): Ditto.
2049 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2051 * config/pa/pa-hpux10.opt: New.
2052 * config/hpux11.opt (pthread): New Driver option.
2053 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
2054 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
2056 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2058 * config/ia64/vms.opt: New.
2059 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
2061 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2064 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
2065 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
2066 generator functions.
2067 (vsx_floatuns<VSi><mode>2): Ditto.
2068 (vsx_fix_trunc<mode><VSi>2): Ditto.
2069 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
2071 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2073 * config/i386/djgpp.opt (posix): New Driver option.
2075 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2077 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
2078 Move to the unsupported targets list.
2080 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
2082 PR rtl-optimization/47525
2083 * df-scan.c: Update copyright years.
2084 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
2085 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
2087 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2089 * config/i386/sysv4.h (TARGET_VERSION): Remove.
2090 (SUBTARGET_RETURN_IN_MEMORY): Remove.
2091 (ASM_OUTPUT_ASCII): Remove.
2092 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
2094 2011-02-02 Jeff Law <law@redhat.com>
2097 * reload.c (find_reloads_address): Handle reg+d address where both
2098 components are invalid by reloading the entire address.
2100 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2101 Richard Guenther <rguenther@suse.de>
2103 PR tree-optimization/40979
2105 * passes.c (init_optimization_passes): After LIM call copy_prop
2106 and DCE to clean up.
2107 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
2109 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2111 PR tree-optimization/47576
2112 PR tree-optimization/47555
2113 * doc/invoke.texi (scev-max-expr-complexity): Documented.
2114 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2115 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
2116 * tree-scalar-evolution.c (follow_ssa_edge): Use
2117 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
2119 2011-02-02 Richard Guenther <rguenther@suse.de>
2121 PR tree-optimization/47566
2122 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
2124 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2128 * tree-inline.c (declare_return_variable): Remove unused caller
2133 * tree-flow-inline.h (clear_is_used, is_used_p): New.
2134 * cfgexpand.c (account_used_vars_for_block): Use them.
2135 * tree-nrv.c (tree_nrv): Likewise.
2136 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
2137 (dump_scope_block): Likewise.
2138 (remove_unused_locals): Likewise.
2142 * tree-inline.c (declare_return_variable): Add result decl to
2143 local decls only once.
2144 * gimple-low.c (record_vars_into): Mark newly-created variables
2147 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2153 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2155 (no_real_insns_p, schedule_block, set_priorities): Drop special
2156 treatment of boundary debug insns.
2157 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2158 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
2159 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2160 (BOUNDARY_DEBUG_INSN_P): Likewise.
2161 (SCHEDULE_DEBUG_INSN_P): Likewise.
2162 * sched-rgn.c (init_ready_list): Drop special treatment of
2163 boundary debug insns.
2164 * final.c (rest_of_clean_state): Clear notes' BB.
2166 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2168 * config/openbsd.opt (assert=): New Driver option.
2170 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2172 * config/i386/nto.opt: New.
2173 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
2175 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2177 * config/i386/netware.opt: New.
2178 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
2180 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2182 * config/interix.opt (posix): New Driver option.
2184 2011-02-01 DJ Delorie <dj@redhat.com>
2186 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
2188 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
2191 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
2193 PR tree-optimization/47561
2194 * toplev.c (process_options): Print the Graphite flags. Add
2195 flag_loop_flatten to the list of options requiring Graphite.
2197 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2199 * config/i386/cygming.opt (posix): New Driver option.
2201 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2203 * config/arm/vxworks.opt: New.
2204 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
2206 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2208 * config/alpha/elf.opt: New.
2209 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
2210 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
2212 2011-02-01 Richard Guenther <rguenther@suse.de>
2214 PR tree-optimization/47559
2215 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
2216 store-motion on references that can throw.
2218 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
2220 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
2221 * tree-pass.h (TDF_CSELIB): New macro.
2222 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
2223 cselib_lookup): Check for it rather than for TDF_DETAILS.
2225 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
2228 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
2231 * opts.c (finish_options): Don't add x_aux_base_name if it is
2234 2011-02-01 Richard Guenther <rguenther@suse.de>
2236 PR tree-optimization/47555
2238 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
2240 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2242 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
2245 * config/lm32/t-lm32: Add multilib for all CPU options.
2247 2011-02-01 Richard Guenther <rguenther@suse.de>
2249 PR tree-optimization/47541
2250 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2251 sure to have a field at offset zero.
2253 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2255 * config/arc/arc.opt (EB, EL): New Driver options.
2257 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2259 * config/alpha/osf5.opt: New.
2260 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
2262 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2264 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
2266 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
2268 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
2270 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
2271 is an alias of -floop-interchange and that it requires the
2272 Graphite infrastructure.
2273 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
2274 flag_loop_interchange based on the value of flag_tree_loop_linear.
2276 2011-01-31 Jakub Jelinek <jakub@redhat.com>
2277 Richard Guenther <rguenther@suse.de>
2279 PR tree-optimization/47538
2280 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
2281 type instead of r1type, except for comparisons. For right
2282 shifts and comparisons punt if there are mismatches in
2283 sizetype vs. non-sizetype types.
2285 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2287 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2290 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2292 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
2294 * configure: Regenerate.
2296 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2298 * configure.ac (gcc_cv_ld_static_option): Define.
2299 (gcc_cv_ld_dynamic_option): Define.
2300 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
2302 (HAVE_LD_STATIC_DYNAMIC): Update message.
2303 (LD_STATIC_OPTION): Define.
2304 (LD_DYNAMIC_OPTION): Define.
2305 * configure: Regenerate.
2306 * config.in: Regenerate.
2307 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
2308 HAVE_LD_STATIC_DYNAMIC]: Use them.
2310 2011-01-31 Nick Clifton <nickc@redhat.com>
2312 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
2313 registers inside interrupt handlers if the handler is not a leaf
2316 2011-01-31 Nick Clifton <nickc@redhat.com>
2318 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
2319 reg_renumber returning an INVALID_REGNUM.
2321 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2324 * doc/install.texi: Document host options discarded when cross
2325 configuring target libraries.
2327 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2330 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2333 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2335 (no_real_insns_p, schedule_block, set_priorities): Drop special
2336 treatment of boundary debug insns.
2337 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2338 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2339 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2340 (BOUNDARY_DEBUG_INSN_P): Likewise.
2341 (SCHEDULE_DEBUG_INSN_P): Likewise.
2342 * sched-rgn.c (init_ready_list): Drop special treatment of
2343 boundary debug insns.
2344 * final.c (rest_of_clean-state): Clear notes' BB.
2346 2011-01-31 Alan Modra <amodra@gmail.com>
2348 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
2349 toc relative expressions as we do in print_operand_address.
2351 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
2353 * doc/extend.texi: Follow spelling conventions.
2354 * doc/invoke.texi: Fix a typo.
2356 2011-01-30 Joseph Myers <joseph@codesourcery.com>
2358 * config/hpux11.opt: New.
2359 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
2360 ia64*-*-hpux*): Use hpux11.opt.
2362 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
2364 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
2367 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2369 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
2372 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2374 * doc/install.texi (Binaries): Remove outdated reference for
2375 Motorola 68HC11/68HC12 downloads.
2377 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2379 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
2382 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
2385 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
2388 2011-01-28 Ahmad Sharif <asharif@google.com>
2390 * value-prof.c (check_counter): Corrected error message.
2392 2011-01-29 Jie Zhang <jie@codesourcery.com>
2394 * config/arm/arm.c (arm_legitimize_reload_address): New.
2395 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
2396 arm_legitimize_reload_address.
2397 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
2399 2011-01-28 Ian Lance Taylor <iant@google.com>
2401 * godump.c (go_define): Ignore macros whose definitions include
2402 two adjacent operands.
2404 2011-01-28 Jakub Jelinek <jakub@redhat.com>
2407 * varasm.c (force_const_mem): Store copy of x in desc->constant
2408 instead of x itself.
2409 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
2410 itself into REG_EQUAL note.
2412 2011-01-28 Joseph Myers <joseph@codesourcery.com>
2414 * config/freebsd.opt (posix, rdynamic): New Driver options.
2416 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2418 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
2420 * configure: Regenerate.
2422 2011-01-27 Joseph Myers <joseph@codesourcery.com>
2424 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
2425 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
2427 2011-01-27 Anatoly Sokolov <aesok@post.ru>
2429 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
2430 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
2431 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
2432 (s390_preferred_reload_class): Make static. Change return and
2433 'rclass' argument type to reg_class_t.
2435 2011-01-27 Jan Hubicka <jh@suse.cz>
2438 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
2439 (process_function_and_variable_attributes): Check defined weakrefs.
2441 2011-01-27 Martin Jambor <mjambor@suse.cz>
2443 PR tree-optimization/47228
2444 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
2445 build_ref_for_offset.
2447 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2449 * config/spu/spu-elf.h (ASM_SPEC): Remove.
2451 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
2453 PR rtl-optimization/46856
2454 * postreload.c (reload_combine_recognize_const_pattern): Do not
2455 separate cc0 setter and user on cc0 targets.
2457 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
2460 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
2461 passed a VOID_TYPE expression, immediately emit an error and
2462 return error_mark_node.
2464 2011-01-26 Jeff Law <law@redhat.com>
2466 PR rtl-optimization/47464
2467 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
2468 rather than may_trap_p as needed.
2470 2011-01-26 DJ Delorie <dj@redhat.com>
2472 PR rtl-optimization/46878
2473 * combine.c (insn_a_feeds_b): Check for the implicit cc0
2474 setter/user dependency as well.
2476 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
2478 PR rtl-optimization/44469
2479 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
2480 after removing trivially dead basic blocks.
2482 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2484 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
2485 * config/frv/frv.h (LINK_SPEC): Likewise.
2486 * config/i386/netware.h (LINK_SPEC): Likewise.
2487 * config/m68k/linux.h (ASM_SPEC): Likewise.
2488 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2489 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2490 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2491 * config/sparc/linux.h (ASM_SPEC): Likewise.
2492 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2493 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2495 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2497 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
2498 * config/frv/frv.h (ASM_SPEC): Likewise.
2499 * config/m68k/linux.h (ASM_SPEC): Likewise.
2500 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2501 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
2502 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2503 * config/sparc/linux.h (ASM_SPEC): Likewise.
2504 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2505 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2507 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2509 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
2510 * config/frv/frv.h (LINK_SPEC): Likewise.
2511 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2513 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2515 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
2516 * config/frv/frv.h (ASM_SPEC): Likewise.
2517 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
2518 * config/m68k/linux.h (ASM_SPEC): Likewise.
2519 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2520 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
2521 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2522 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
2523 * config/sparc/linux.h (ASM_SPEC): Likewise.
2524 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2525 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2526 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
2528 2011-01-26 Steve Ellcey <sje@cup.hp.com>
2531 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
2533 (vec_extract_evenodd_help): Ditto.
2534 (vec_extract_evenv4hi): Ditto.
2535 (vec_extract_oddv4hi): Ditto.
2536 (vec_interleave_lowv2si): Ditto.
2537 (vec_interleave_highv2si): Ditto.
2538 (vec_extract_evenv2si): Ditto.
2539 (vec_extract_oddv2si: Ditto.
2540 (vec_pack_trunc_v2si): Ditto.
2542 2011-01-22 Jan Hubicka <jh@suse.cz>
2545 * cgraph.h (cgraph_local_info): New field can_change_signature.
2546 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
2547 signature can change.
2548 (ipcp_estimate_growth): Call sequence simplify only if calle signature
2550 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
2551 (cgraph_function_versioning): We can not change signature of functions
2552 that don't allow that.
2553 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
2554 (lto_input_node): Likewise.
2555 * ipa-inline.c (compute_inline_parameters): Compute
2556 local.can_change_signature.
2557 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
2558 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
2559 functions that can not change signature.
2560 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
2561 init_cumulative_args): Do not use local calling conventions
2562 for functions that can not change signature.
2564 2011-01-22 Jan Hubicka <jh@suse.cz>
2566 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
2568 2011-01-26 Richard Guenther <rguenther@suse.de>
2570 PR tree-optimization/47190
2571 * cgraphunit.c (process_common_attributes): New function.
2572 (process_function_and_variable_attributes): Use it.
2574 2011-01-26 Richard Guenther <rguenther@suse.de>
2577 * cgraphbuild.c (record_eh_tables): Record reference to personality
2580 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
2583 * sel-sched.c (moveup_expr): Don't let debug insns prevent
2584 non-debug insns from moving up.
2586 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
2589 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
2590 t-dlldir{,-x} fragment for build and add it to tmake_file.
2591 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
2592 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
2593 * config/i386/t-dlldir: New file.
2594 (SHLIB_DLLDIR): Define.
2595 * config/i386/t-dlldir-x: New file.
2596 (SHLIB_DLLDIR): Define.
2597 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
2598 (SHLIB_INSTALL): Use it.
2600 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
2603 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
2604 lower bound of the allowed Thumb-2 coprocessor load/store
2605 index range to -256. Add explaining comment.
2607 2011-01-25 Ian Lance Taylor <iant@google.com>
2609 * godump.c (go_define): Improve lexing of macro expansion to only
2610 accept expressions which match Go spec.
2612 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
2615 * tree.c (handle_dll_attribute): Handle it.
2616 * doc/extend.texi (@item dllexport): Mention it.
2617 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
2619 2011-01-25 Ian Lance Taylor <iant@google.com>
2621 PR tree-optimization/26854
2622 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
2623 (decl_jump_unsafe): Move higher in file, with no other change.
2624 (bind): Set has_jump_unsafe_decl if appropriate.
2625 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
2626 (check_earlier_gotos): Likewise.
2627 (c_check_switch_jump_warnings): Likewise.
2629 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
2631 * doc/invoke.texi (Warning Options): Add missing hyphen.
2632 (-fprofile-dir): Minor grammatical fixes.
2633 (-fbranch-probabilities): Likewise.
2635 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2639 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2641 (no_real_insns_p, schedule_block, set_priorities): Drop special
2642 treatment of boundary debug insns.
2643 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2644 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2645 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2646 (BOUNDARY_DEBUG_INSN_P): Likewise.
2647 (SCHEDULE_DEBUG_INSN_P): Likewise.
2648 * sched-rgn.c (init_ready_list): Drop special treatment of
2649 boundary debug insns.
2650 * final.c (rest_of_clean-state): Clear notes' BB.
2652 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2654 * Makefile.in (LAMBDA_H): Removed.
2655 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
2656 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
2657 lambda-trans.o, and tree-loop-linear.o.
2658 (lto-symtab.o): Remove dependence on LAMBDA_H.
2659 (tree-loop-linear.o): Remove rule.
2660 (lambda-mat.o): Same.
2661 (lambda-trans.o): Same.
2662 (lambda-code.o): Same.
2663 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
2664 (tree-vect-slp.o): Same.
2665 * hwint.h (gcd): Moved here.
2666 (least_common_multiple): Same.
2667 * lambda-code.c: Removed.
2668 * lambda-mat.c: Removed.
2669 * lambda-trans.c: Removed.
2670 * lambda.h: Removed.
2671 * tree-loop-linear.c: Removed.
2672 * lto-symtab.c: Do not include lambda.h.
2673 * omega.c (gcd): Removed.
2674 * passes.c (init_optimization_passes): Remove pass_linear_transform.
2675 * tree-data-ref.c (print_lambda_vector): Moved here.
2676 (lambda_vector_copy): Same.
2677 (lambda_matrix_copy): Same.
2678 (lambda_matrix_id): Same.
2679 (lambda_vector_first_nz): Same.
2680 (lambda_matrix_row_add): Same.
2681 (lambda_matrix_row_exchange): Same.
2682 (lambda_vector_mult_const): Same.
2683 (lambda_vector_negate): Same.
2684 (lambda_matrix_row_negate): Same.
2685 (lambda_vector_equal): Same.
2686 (lambda_matrix_right_hermite): Same.
2687 * tree-data-ref.h: Do not include lambda.h.
2688 (lambda_vector): Moved here.
2689 (lambda_matrix): Same.
2690 (dependence_level): Same.
2691 (lambda_transform_legal_p): Removed declaration.
2692 (lambda_collect_parameters): Same.
2693 (lambda_compute_access_matrices): Same.
2694 (lambda_vector_gcd): Same.
2695 (lambda_vector_new): Same.
2696 (lambda_vector_clear): Same.
2697 (lambda_vector_lexico_pos): Same.
2698 (lambda_vector_zerop): Same.
2699 (lambda_matrix_new): Same.
2700 * tree-flow.h (least_common_multiple): Removed declaration.
2701 * tree-parloops.c (lambda_trans_matrix): Moved here.
2703 (LTM_ROWSIZE): Same.
2704 (LTM_COLSIZE): Same.
2705 (LTM_DENOMINATOR): Same.
2706 (lambda_trans_matrix_new): Same.
2707 (lambda_matrix_vector_mult): Same.
2708 (lambda_transform_legal_p): Same.
2709 * tree-pass.h (pass_linear_transform): Removed declaration.
2710 * tree-ssa-loop.c (tree_linear_transform): Removed.
2711 (gate_tree_linear_transform): Removed.
2712 (pass_linear_transform): Removed.
2713 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
2714 flag_loop_interchange.
2716 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2718 PR tree-optimization/47265
2719 PR tree-optimization/47443
2720 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
2721 if name still has some uses.
2723 2011-01-25 Martin Jambor <mjambor@suse.cz>
2725 PR tree-optimization/47382
2726 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
2727 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
2729 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
2731 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
2732 sjlj_except_unwind_info.
2734 2011-01-25 Richard Guenther <rguenther@suse.de>
2736 PR tree-optimization/47426
2737 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
2738 visible functions results escape.
2740 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2743 * config/arm/arm.c (any_sibcall_uses_r3): New function.
2744 (arm_get_frame_offsets): Use it.
2746 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2747 Jakub Jelinek <jakub@redhat.com>
2749 PR tree-optimization/47271
2750 * tree-if-conv.c (bb_postdominates_preds): New.
2751 (if_convertible_bb_p): Call bb_postdominates_preds.
2752 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
2753 (predicate_scalar_phi): Call bb_postdominates_preds.
2755 2011-01-25 Nick Clifton <nickc@redhat.com>
2757 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
2758 * config/rx/rx.c (rx_function_value): Likewise.
2759 (rx_promote_function_mode): Likewise.
2760 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
2761 in order to make it legitimate.
2762 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
2763 make sure that the first operand is the same as the result register.
2764 (addsi3_unspec): Delete.
2765 (subdi3): Do not accept immediate operands.
2766 (subdi3_internal): Likewise.
2768 2011-01-25 Jeff Law <law@redhat.com>
2770 PR rtl-optimization/37273
2771 * ira-costs.c (scan_one_insn): Detect constants living in memory and
2772 handle them like argument loads from stack slots. Do not double
2773 count memory for memory constants and argument loads from stack slots.
2775 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2777 PR tree-optimization/47427
2778 PR tree-optimization/47428
2779 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2780 coalesce if the new root var would be TREE_READONLY.
2782 2011-01-25 Richard Guenther <rguenther@suse.de>
2785 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
2786 correct type for TBAA.
2788 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2790 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
2791 (close_phi_written_to_memory): Call for_each_index with
2792 dr_indices_valid_in_loop.
2794 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2796 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
2797 when it is initialized.
2799 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2801 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
2802 call to graphite_find_data_references_in_stmt.
2803 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
2804 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
2805 call to graphite_find_data_references_in_stmt.
2806 (analyze_drs_in_stmts): Same.
2807 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
2808 in which the scalar analysis of indices is performed.
2809 (create_data_ref): Same. Update call to dr_analyze_indices.
2810 (find_data_references_in_stmt): Update call to create_data_ref.
2811 (graphite_find_data_references_in_stmt): Same.
2812 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
2814 (create_data_ref): Same.
2815 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
2816 call to create_data_ref.
2818 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2820 * graphite-sese-to-poly.c (build_poly_scop): Move
2821 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
2823 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2825 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
2826 VAR_DECL, PARM_DECL, and RESULT_DECL.
2828 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2830 * graphite-dependences.c (reduction_dr_1): Allow several reductions
2832 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
2833 that have already been marked as PBB_IS_REDUCTION.
2835 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2837 * graphite-scop-detection.c (same_close_phi_node): New.
2838 (remove_duplicate_close_phi): New.
2839 (make_close_phi_nodes_unique): New.
2840 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
2842 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2844 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
2845 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
2846 of both data references to be the same.
2848 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2850 * graphite-dependences.c (build_lexicographical_constraint): Remove
2852 (build_lexicographical_constraint): Adjust call to
2853 ppl_powerset_is_empty.
2854 (dependence_polyhedron): Same.
2855 (graphite_legal_transform_dr): Same.
2856 (graphite_carried_dependence_level_k): Same.
2857 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
2859 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
2861 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2863 * graphite-sese-to-poly.c
2864 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
2865 (close_phi_written_to_memory): New.
2866 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
2869 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2871 * doc/install.texi: Update the expected version number of PPL to 0.11.
2872 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
2873 #if PPL_VERSION_MINOR < 11.
2875 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2877 * graphite-dependences.c: Include graphite-cloog-util.h.
2878 (new_poly_ddr): Inlined into dependence_polyhedron.
2879 (free_poly_ddr): Moved close by new_poly_ddr.
2880 (dependence_polyhedron_1): Renamed dependence_polyhedron.
2881 Early return NULL when ppl_powerset_is_empty returns true.
2882 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
2883 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
2884 (graphite_legal_transform_dr): Call new_poly_ddr.
2885 (graphite_carried_dependence_level_k): Same.
2886 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
2887 (dot_transformed_deps_stmt_1): Removed.
2888 (dot_deps_stmt_1): Call dot_deps_stmt_2.
2889 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
2890 (dot_deps_1): Call dot_deps_2.
2891 * Makefile.in (graphite-dependences.o): Add missing dependence on
2892 graphite-cloog-util.h.
2894 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2896 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
2897 (build_lexicographical_constraint): Same.
2898 (dependence_polyhedron_1): Same.
2899 (graphite_legal_transform_dr): Same.
2900 (graphite_carried_dependence_level_k): Same.
2901 * graphite-ppl.c (ppl_powerset_is_empty): New.
2902 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
2903 * tree-data-ref.c (dump_data_reference): Print the basic block index.
2905 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2907 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
2908 the "a followed by b" relation and document it.
2910 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2912 * graphite-dependences.c (build_lexicographical_constraint): Stop the
2913 iteration when the bag of constraints is empty.
2915 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2917 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
2919 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2921 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
2922 nest and two loop depths as parameters.
2923 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
2924 lst_perfect_nestify.
2926 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2928 * graphite-dependences.c (print_pddr): Call
2929 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
2931 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2933 * graphite-ppl.c (debug_gmp_value): New.
2934 * graphite-ppl.h (debug_gmp_value): Declared.
2936 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
2938 * doc/install.texi: Document availability of cloog-0.16.
2940 2011-01-25 Vladimir Kargov <kargov@gmail.com>
2942 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
2943 invalid postdominance info.
2945 2011-01-24 Jan Hubicka <jh@suse.cz>
2948 * doc/extend.texi (weak pragma): Drop claim that it must
2949 appear before definition.
2950 * varasm.c (merge_weak, declare_weak): Only sanity check
2951 that DECL is not output at a time it is declared weak.
2953 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
2955 * machmode.def: Fixed comments.
2957 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
2959 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
2961 2011-01-24 Paul Koning <ni1d@arrl.net>
2963 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
2966 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
2969 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
2970 (block_info): Add scanned and prev.
2971 (move_or_delete_vzeroupper_2): Return if the basic block
2972 has been scanned and the upper 128bit state is unchanged
2974 (move_or_delete_vzeroupper_1): Return true if the exit
2976 (move_or_delete_vzeroupper): Visit basic blocks using the
2977 work-list based algorithm based on vt_find_locations in
2980 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
2982 2011-01-24 Nick Clifton <nickc@redhat.com>
2984 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
2985 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
2986 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
2987 then define __v850e1__.
2988 * doc/invoke.texi: Document -mv850es.
2990 2011-01-24 Richard Henderson <rth@redhat.com>
2992 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
2993 compound unordered comparisons.
2994 * config/rx/rx.c (rx_split_fp_compare): Remove.
2995 * config/rx/rx-protos.h: Update.
2996 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
2997 (cbranchsf4): Don't call rx_split_fp_compare.
2998 (*cbranchsf4): Use rx_split_cbranch.
2999 (*cmpsf): Don't accept "i" constraint.
3000 (*conditional_branch): Only valid after reload.
3001 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
3003 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3006 * config/rs6000/altivec.md (vector constant splitters): Add
3007 support for creating vector single precision constants if -mvsx is
3008 used and we would create the constant using Altivec primitives.
3010 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
3011 Richard Sandiford <rdsandiford@googlemail.com>
3013 PR rtl-optimization/47166
3014 * reload1.c (emit_reload_insns): Disable the spill_reg_store
3015 mechanism for PRE_MODIFY and POST_MODIFY.
3016 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
3019 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
3021 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
3023 2011-01-22 Jan Hubicka <jh@suse.cz>
3026 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
3028 2011-01-22 Jan Hubicka <jh@suse.cz>
3030 PR tree-optimization/43884
3032 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
3033 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
3035 2011-01-22 Anatoly Sokolov <aesok@post.ru>
3037 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3038 * config/s390/s390.c (s390_register_move_cost,
3039 s390_memory_move_cost): New.
3040 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
3042 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3045 * except.c (sjlj_assign_call_site_values): Move setting the
3046 crtl->uses_eh_lsda flag to ...
3047 (sjlj_mark_call_sites): ... here.
3048 (sjlj_emit_function_enter): Support NULL dispatch label.
3049 (sjlj_build_landing_pads): In a function with no landing pads
3050 that still has must-not-throw regions, generate code to register
3051 a personality function with empty LSDA.
3053 2011-01-21 Richard Henderson <rth@redhat.com>
3055 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
3057 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
3059 * compare-elim.c: New file.
3060 * Makefile.in (OBJS-common): Add it.
3061 (compare-elim.o): New.
3062 * common.opt (fcompare-elim): New.
3063 * opts.c (default_options_table): Add OPT_fcompare_elim.
3064 * tree-pass.h (pass_compare_elim_after_reload): New.
3065 * passes.c (init_optimization_passes): Add it.
3066 * recog.h: Protect against re-inclusion.
3067 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
3068 * doc/invoke.texi (-fcompare-elim): Document it.
3069 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
3070 * doc/tm.texi: Rebuild.
3072 2011-01-22 Nick Clifton <nickc@redhat.com>
3074 * config/rx/rx.md (cstoresf4): Pass comparison operator to
3075 rx_split_fp_compare.
3077 2011-01-22 Nick Clifton <nickc@redhat.com>
3079 * config/rx/rx.md (UNSPEC_CONST): New.
3080 (deallocate_and_return): Wrap the amount popped off the stack in
3081 an UNSPEC_CONST in order to stop it being rejected by
3082 -mmax-constant-size.
3083 (pop_and_return): Add a "(return)" rtx.
3084 (call): Drop the immediate operand.
3085 (call_internal): Likewise.
3086 (call_value): Likewise.
3087 (call_value_internal): Likewise.
3088 (sibcall_internal): Likewise.
3089 (sibcall_value_internal): Likewise.
3090 (sibcall): Likewise. Generate an explicit call using
3092 (sibcall_value): Likewise.
3093 (mov<>): FAIL if a constant operand is not legitimate.
3094 (addsi3_unpsec): New pattern.
3096 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
3097 (ok_for_max_constant): New function.
3098 (gen_safe_add): New function.
3099 (rx_expand_prologue): Use gen_safe_add.
3100 (rx_expand_epilogue): Likewise.
3101 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
3104 2011-01-21 Jeff Law <law@redhat.com>
3106 PR tree-optimization/47053
3107 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
3108 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
3109 statements are deleted.
3110 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
3111 is nonempty, then purge dead edges and cleanup the CFG.
3113 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3117 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3119 * tree-dfa.c (create_var_ann): Mark variable as used.
3121 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3124 * except.c (convert_to_eh_region_ranges): Emit queued no-region
3125 notes from other section in hot/cold partitioning even if
3126 last_action is -3. Increment call_site_base.
3128 PR rtl-optimization/47366
3129 * fwprop.c (forward_propagate_into): Return bool. If
3130 any changes are made, -fnon-call-exceptions is used and
3131 REG_EH_REGION note is present, call purge_dead_edges
3132 and return true if it purged anything.
3133 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
3134 any EH edges were purged.
3136 2011-01-21 Jeff Law <law@redhat.com>
3138 PR rtl-optimization/41619
3139 * caller-save.c (setup_save_areas): Break out code to determine
3140 which hard regs are live across calls by examining the reload chains
3141 so that it is always used.
3142 Eliminate code which checked REG_N_CALLS_CROSSED.
3144 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3146 PR tree-optimization/47355
3147 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
3148 NOP has non-debug uses beyond PHIs in new_bb.
3150 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3153 * cfgexpand.c (account_used_vars_for_block): Only account vars
3154 that are annotated as used.
3155 (estimated_stack_frame_size): Don't set TREE_USED.
3156 * tree-dfa.c (create_var_ann): Mark variable as used.
3158 2011-01-21 Richard Guenther <rguenther@suse.de>
3161 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
3163 2011-01-21 Richard Guenther <rguenther@suse.de>
3165 PR tree-optimization/47365
3166 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
3167 (vn_reference_lookup_pieces): Adjust.
3168 (vn_reference_lookup): Likewise.
3169 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
3170 (vn_reference_lookup_3): Only look through kills if in
3171 VN_WALKREWRITE mode.
3172 (vn_reference_lookup_pieces): Adjust.
3173 (vn_reference_lookup): Likewise.
3174 (visit_reference_op_load): Likewise.
3175 (visit_reference_op_store): Likewise.
3176 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
3177 (compute_avail): Likewise.
3178 (eliminate): Likewise.
3180 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3182 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
3183 DECL_IGNORED_P non-reg vars if they are used.
3185 PR tree-optimization/47391
3186 * varpool.c (const_value_known_p): Return false if
3189 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
3192 * config/i386/i386.c (ix86_local_alignment): Handle
3193 case for va_list_type_node is nil.
3194 (ix86_canonical_va_list_type): Likewise.
3196 2011-01-21 Alan Modra <amodra@gmail.com>
3198 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
3199 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
3201 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3203 * config/arm/arm.md (define_attr type): Rename f_load
3204 and f_store to f_fpa_load and f_fpa_store. Update.
3205 (write_conflict): Deal with rename fallout.
3206 (*push_fp_multi): Likewise.
3207 * config/arm/fpa.md (f_load): Use f_fpa_load.
3208 (f_store): Use f_fpa_store.
3209 (*movsf_fpa): Likewise.
3210 (*movdf_fpa): Likewise.
3211 (*movxf_fpa): Likewise.
3212 (*thumb2_movsf_fpa): Likewise.
3213 (*thumb2_movdf_fpa): Likewise.
3214 (*thumb2_movxf_fpa): Likewise.
3215 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
3216 f_loadd and f_stored.
3217 (*thumb2_movdi_vfp): Likewise.
3218 (*thumb2_movsf_vfp): Fix attribute to f_loads.
3219 (*thumb2_movsi_vfp): Likewise.
3220 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
3221 Use f_loads instead of f_load.
3222 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
3224 2011-01-20 Anatoly Sokolov <aesok@post.ru>
3226 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3227 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
3228 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3229 (xtensa_mode_dependent_address_p): New function.
3230 (constantpool_address_p): Make static. Change return type to bool.
3231 Change argument type to const_rtx. Use CONST_INT_P predicate.
3233 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
3236 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
3238 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3241 * cfgexpand.c (expand_debug_expr): Instead of generating
3242 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
3245 2011-01-20 Richard Guenther <rguenther@suse.de>
3248 * tree-inline.c (remap_gimple_op_r): Recurse manually for
3249 the pointer operand of MEM_REFs.
3251 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3253 PR tree-optimization/46130
3254 * ipa-split.c (consider_split): If return_bb contains non-virtual
3255 PHIs other than for retval or if split_function would not adjust it,
3258 2011-01-20 Richard Guenther <rguenther@suse.de>
3260 PR tree-optimization/47167
3261 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3262 Revert previous change, only avoid enumeral type changes.
3264 2011-01-19 Mike Stump <mikestump@comcast.net>
3266 * doc/tm.texi.in (BRANCH_COST): Englishify.
3267 * doc/tm.texi (BRANCH_COST): Likewise.
3269 2011-01-19 Dodji Seketeli <dodji@redhat.com>
3272 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
3273 (gen_scheduled_generic_parms_dies): New functions.
3274 (gen_struct_or_union_type_die): Schedule template parameters DIEs
3275 generation for the end of CU compilation.
3276 (dwarf2out_finish): Generate template parameters DIEs here.
3278 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3281 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
3282 debug bind stmt on merge edges.
3284 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3288 * function.c (instantiate_expr): Instantiate incoming rtl of
3289 implicit arguments, and recurse on VALUE_EXPRs.
3290 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
3291 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
3293 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3295 * c-parser.c (c_parser_for_statement): Initialize
3296 collection_expression.
3298 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3300 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
3302 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3304 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
3305 (LINK_SHLIB_SPEC): Don't use %(link_path).
3306 (SUBTARGET_EXTRA_SPECS): Remove link_path.
3308 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3310 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
3311 (NO_SHARED_LIB_SUPPORT): Remove.
3312 (LINK_SHLIB_SPEC): Remove one conditional definition.
3314 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3316 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
3318 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
3319 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
3320 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
3321 %{call_shared} and conditionals on these options not being passed.
3322 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
3325 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3327 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
3330 * ipa-split.c: Spelling fixes.
3332 2011-01-19 Richard Henderson <rth@redhat.com>
3334 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
3335 (*mulsi3): Likewise.
3337 * longlong.h [__mn10300__] (count_leading_zeros): New.
3338 [__mn10300__] (umul_ppmm, smul_ppmm): New.
3339 [__mn10300__] (add_ssaaaa, subddmmss): New.
3340 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
3341 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
3343 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3345 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
3347 2011-01-19 Richard Henderson <rth@redhat.com>
3349 * config/mn10300/mn10300.md (addsi3_flags): New.
3350 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
3351 (subsi3_flags, subc_internal, subdi3): New.
3352 (subdi3_internal, *subdi3_degenerate): New.
3353 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
3355 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
3356 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
3357 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
3358 * config/mn10300/mn10300-protos.h: Update.
3359 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
3360 (return_ret): Likewise. Rename from return_internal_regs.
3361 (return_internal): Remove.
3363 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
3364 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
3365 (mn10300_legitimate_constant_p): Likewise.
3366 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
3367 (mn10300_frame_size): New.
3368 (mn10300_expand_prologue): Use it.
3369 (mn10300_expand_epilogue): Likewise.
3370 (mn10300_initial_offset): Likewise.
3371 * config/mn10300/mn10300-protos.h: Update.
3372 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
3373 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
3374 (prologue, epilogue, return_internal): Tidy output code.
3375 (mn10300_store_multiple_operation, return): Likewise.
3376 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
3377 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
3378 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
3379 (load_pic, am33_load_pic): New.
3380 (mn10300_load_pic0, mn10300_load_pic1): New.
3382 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
3383 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
3384 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
3385 (cc_flags_for_mode, cc_flags_for_code): New.
3386 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
3387 overflow flag is not valid. Validate that the flags we need
3388 for the comparison are valid.
3389 (mn10300_output_cmp): Remove.
3390 (mn10300_output_add): New.
3391 (mn10300_select_cc_mode): Use cc_flags_for_code.
3392 (mn10300_split_cbranch): New.
3393 (mn10300_match_ccmode): New.
3394 (mn10300_split_and_operand_count): New.
3395 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
3397 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
3398 (addsi3): ... here. Use mn10300_output_add.
3399 (*addsi3_flags): New.
3400 (*am33_subsi3, *mn10300_subsi3): Merge...
3401 (subsi3): ... here. Use attribute isa.
3402 (*subsi3_flags): New.
3403 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
3405 (*am33_andsi3, *mn10300_andsi3): Merge...
3407 (*andsi3_flags): New.
3408 (andsi3 splitters): New.
3409 (*am33_iorsi3, *mn10300_iorsi3): Merge...
3411 (*iorsi3_flags): New.
3412 (*am33_xorsi3, *mn10300_xorsi3): Merge...
3414 (*xorsi3_flags): New.
3415 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
3416 (one_cmplsi2): ... here.
3417 (*one_cmplsi2_flags): New.
3418 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
3419 instead of "dax" in constraints. Use mn10300_split_cbranch.
3420 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
3421 use matching constraints to eliminate a self-comparison.
3422 (*integer_conditional_branch): Rename from integer_conditional_branch.
3423 Use int_mode_flags to match CC_REG.
3424 (*cbranchsi4_btst, *btstsi): New.
3425 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
3426 mn10300_split_cbranch.
3427 (*am33_cmpsf): Rename from am33_cmpsf.
3428 (*float_conditional_branch): Rename from float_conditional_branch.
3429 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
3430 (zero_extendqisi2): ... here.
3431 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
3432 (zero_extendhisi2): ... here.
3433 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
3434 (extendqisi2): ... here.
3435 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
3436 (extendhisi2): ... here.
3437 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
3438 (ashlsi3): ... here.
3439 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
3440 (lshrsi3): ... here.
3441 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
3442 (ashrsi3): ... here.
3443 (consecutive add peephole): Remove.
3444 * config/mn10300/predicates.md (label_ref_operand): New.
3445 (int_mode_flags): New.
3446 (CCZN_comparison_operator): New.
3448 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
3449 (throughput_42_latency_43): New reservation.
3450 (mulsidi3, umulsidi3): New expanders.
3451 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
3452 the MDR register to allocation; separately allocate the low and
3453 high parts of the DImode result.
3454 (umulsidi3_internal): Similarly.
3455 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
3456 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
3457 (udivsi3, umodsi3): Remove.
3458 (udivmodsi4, divmodsi4): New expanders.
3459 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
3460 (*divmodsi4): Simiarly.
3461 (ext_internal): New.
3463 * config/mn10300/constraints.md ("z"): New constraint.
3464 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
3465 (FIXED_REGISTERS): Don't fix MDR.
3466 (CALL_USED_REGSITERS): Reformat nicely.
3467 (REG_ALLOC_ORDER): Add MDR.
3468 (enum regclass): Add MDR_REGS.
3469 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
3470 (IRA_COVER_CLASSES): Add MDR_REGS.
3471 (REGNO_REG_CLASS): Handle MDR_REG.
3472 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
3473 (mn10300_register_move_cost): Likewise.
3474 * config/mn10300/mn10300.md (MDR_REG): New.
3475 (*movsi_internal): Handle moves to/from MDR_REGS.
3477 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
3479 (mn10300_secondary_reload): Tidy combination reload classes.
3480 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
3481 addresses for AM33. Allow symbolic offsets for reg+imm.
3482 (mn10300_regno_in_class_p): New.
3483 (mn10300_legitimize_reload_address): New.
3484 * config/mn10300/mn10300.h (enum reg_class): Remove
3485 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
3486 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
3488 (REG_CLASS_NAMES): Update to match.
3489 (REG_CLASS_CONTENTS): Likewise.
3490 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
3491 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
3492 (REGNO_IN_RANGE_P): Remove.
3493 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
3494 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
3495 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
3496 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
3497 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
3498 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
3499 (REGNO_GENERAL_P): New.
3500 (HAVE_POST_MODIFY_DISP): New.
3501 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
3502 (LEGITIMIZE_RELOAD_ADDRESS): New.
3503 * config/mn10300/mn10300-protos.h: Update.
3505 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
3506 DATA_REGS for AM33 stack-pointer destination.
3507 (mn10300_preferred_output_reload_class): Likewise.
3508 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
3509 into a form appropriate for ...
3510 (TARGET_SECONDARY_RELOAD): New.
3511 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
3512 * config/mn10300/mn10300-protos.h: Update.
3513 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
3514 reload_insi; use the "A" constraint for the scratch; handle AM33
3515 moves of sp to non-address registers.
3517 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
3518 (*movqi_internal): ... here.
3519 (*am33_movhi, *mn10300_movhi): Merge into...
3520 (*movhi_internal): ... here.
3521 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
3522 as the source/destination of moves from/to SP.
3523 (movsf): Only allow for AM33-2.
3524 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
3525 any integer constant constraint. Only allow for AM33-2. Tidy
3526 all of the alternative outputs.
3527 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
3528 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
3530 (udivsi3, umodsi3): New patterns for MN103 only.
3532 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
3534 * doc/tm.texi.in: Spell out that a lack of register class unions
3536 * doc/tm.texi: Regenerate.
3538 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3540 PR rtl-optimization/47337
3541 * dce.c (check_argument_store): New function.
3542 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
3544 PR tree-optimization/47290
3545 * tree-eh.c (infinite_empty_loop_p): New function.
3546 (cleanup_empty_eh): Use it.
3548 2011-01-18 Steve Ellcey <sje@cup.hp.com>
3551 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
3552 (a64_expand_widen_sum): Ditto.
3553 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
3554 (vec_extract_evenodd_help): Ditto.
3555 (vec_extract_evenv4hi): Ditto.
3556 (vec_extract_oddv4hi): Ditto.
3557 (vec_extract_evenv2si): Ditto.
3558 (vec_extract_oddv2si): Ditto.
3559 (vec_extract_evenv2sf): Ditto.
3560 (vec_extract_oddv2sf): Ditto.
3561 (vec_pack_trunc_v4hi: Ditto.
3562 (vec_pack_trunc_v2si): Ditto.
3563 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
3564 (vec_interleave_highv8qi): Ditto.
3566 (vec_extract_oddv8qi): Ditto.
3567 (vec_interleave_lowv4hi): Ditto.
3568 (vec_interleave_highv4hi): Ditto.
3569 (vec_interleave_lowv2si): Ditto.
3570 (vec_interleave_highv2si): Ditto.
3572 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3574 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
3575 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
3576 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
3577 (pa_c_mode_for_suffix): New.
3578 (TARGET_EXPAND_BUILTIN): Define.
3579 (TARGET_C_MODE_FOR_SUFFIX): Define.
3580 (pa_builtins): Define.
3581 (pa_init_builtins): Register __float128 type and init new support
3583 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
3584 * config/pa/quadlib.c (_U_Qfcopysign): New.
3586 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
3589 * explow.c (allocate_dynamic_stack_space): Do not assume more than
3590 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
3593 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3595 PR tree-optimization/47179
3596 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
3597 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
3599 2011-01-18 Richard Guenther <rguenther@suse.de>
3601 PR rtl-optimization/47216
3602 * emit-rtl.c: Include tree-flow.h.
3603 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
3604 of replicating it with different semantics.
3605 * Makefile.in (emit-rtl.o): Adjust.
3607 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3609 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
3610 (cortex_a9_dp): Handle neon types correctly.
3612 2011-01-18 Jakub Jelinek <jakub@redhat.com>
3614 PR rtl-optimization/47299
3615 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
3616 subtarget. Use normal multiplication if both operands are constants.
3617 * expmed.c (expand_widening_mult): Don't try to optimize constant
3618 multiplication if op0 has VOIDmode. Convert op1 constant to mode
3621 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3623 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
3624 spacing after 'e.g.', typos, comma, hyphenation.
3626 2011-01-17 Richard Henderson <rth@redhat.com>
3628 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
3629 (rx_restricted_mem_operand): New.
3630 (rx_shift_operand): Use register_operand.
3631 (rx_source_operand, rx_compare_operand): Likewise.
3632 * config/rx/rx.md (addsi3_flags): New expander.
3633 (adddi3): Rewrite as expander.
3634 (adc_internal, *adc_flags, adddi3_internal): New patterns.
3635 (subsi3_flags): New expander.
3636 (subdi3): Rewrite as expander.
3637 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
3639 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
3640 (rx_init_builtins): Remove sat builtin.
3641 (rx_expand_builtin): Likewise.
3642 * config/rx/rx.md (ssaddsi3): New.
3643 (*sat): Rename from sat. Represent the CC_REG input.
3645 * config/rx/predicates.md (rshift_operator): New.
3646 * config/rx/rx.c (rx_expand_insv): Remove.
3647 * config/rx/rx-protos.h: Update.
3648 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
3649 operand to the canonical position.
3650 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
3651 (*bitclr, *bitclr_in_memory): Similarly.
3652 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
3653 (insv): Retain the zero_extract in the expansion.
3655 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
3656 (bswaphi2, bitinvert, revw): Likewise.
3658 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
3659 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
3660 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
3661 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
3662 (bitset, bitset_in_memory): Likewise.
3663 (bitinvert, bitinvert_in_memory): Likewise.
3664 (bitclr, bitclr_in_memory): Likewise.
3665 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
3666 (rx_strend, rx_cmpstrn): Likewise.
3667 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
3668 (bitop peep2 patterns): Remove.
3670 * config/rx/rx.c (rx_match_ccmode): New.
3671 * config/rx/rx-protos.h: Update.
3672 * config/rx/rx.md (abssi2): Clobber, don't set flags.
3673 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
3674 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
3675 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
3676 (fix_truncsfsi2, floatsisf2): Likewise.
3677 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
3678 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
3679 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
3680 (*subsi3_flags, *xorsi3_flags): New.
3682 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
3684 * config/rx/rx.c (rx_print_operand): Remove workaround for
3685 unsplit comparison operations.
3687 * config/rx/rx.md (movsicc): Split after reload.
3688 (*movsicc): Merge *movsieq and *movsine via match_operator.
3689 (*stcc): New pattern.
3691 * config/rx/rx.c (rx_float_compare_mode): Remove.
3692 * config/rx/rx.h (rx_float_compare_mode): Remove.
3693 * config/rx/rx.md (cstoresi4): Split after reload.
3694 (*sccc): New pattern.
3696 * config/rx/predicates.md (label_ref_operand): New.
3697 (rx_z_comparison_operator): New.
3698 (rx_zs_comparison_operator): New.
3699 (rx_fp_comparison_operator): New.
3700 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
3701 Validate that the flags are set properly for the comparison.
3702 (rx_gen_cond_branch_template): Remove.
3703 (rx_cc_modes_compatible): Remove.
3704 (mode_from_flags): New.
3705 (flags_from_code): Rename from flags_needed_for_conditional.
3706 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
3707 (rx_select_cc_mode): Likewise.
3708 (rx_split_fp_compare): New.
3709 (rx_split_cbranch): New.
3710 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
3711 (*cbranchsi4): Use match_operator and rx_split_cbranch.
3712 (*cbranchsf4): Similarly.
3713 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
3714 match_operator and rx_split_cbranch.
3715 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
3716 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
3717 (*cmpsi): Rename from cmpsi.
3718 (*tstsi): Rename from tstsi.
3719 (*cmpsf): Rename from cmpsf; use CC_Fmode.
3720 (*conditional_branch): Rename from conditional_branch.
3721 (*reveresed_conditional_branch): Remove.
3722 (b<code>): Remove expander.
3723 * config/rx/rx-protos.h: Update.
3725 * config/rx/rx.c (rx_compare_redundant): Remove.
3726 * config/rx/rx.md (cmpsi): Don't use it.
3727 * config/rx/rx-protos.h: Update.
3729 * config/rx/rx-modes.def (CC_F): New mode.
3730 * config/rx/rx.c (rx_select_cc_mode): New.
3731 * config/rx/rx.h (SELECT_CC_MODE): Use it.
3732 * config/rx/rx-protos.h: Update.
3734 2011-01-17 Richard Henderson <rth@redhat.com>
3736 * except.c (dump_eh_tree): Fix stray ; after for statement.
3738 2011-01-17 Richard Guenther <rguenther@suse.de>
3740 PR tree-optimization/47313
3741 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
3742 handling before copying the body. Properly deal with
3743 by-reference result in SSA form.
3745 2011-01-17 Ian Lance Taylor <iant@google.com>
3748 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
3749 (struct_value_alias_set): Don't define.
3750 (sparc_option_override): Don't set sparc_sr_alias_set and
3751 struct_value_alias_set.
3752 (save_or_restore_regs): Use gen_frame_mem rather than calling
3754 (sparc_struct_value_rtx): Likewise.
3756 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
3759 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
3761 (_mm_maskstore_pd): Likewise.
3762 (_mm_maskload_ps): Likewise.
3763 (_mm_maskstore_ps): Likewise.
3764 (_mm256_maskload_pd): Change mask to __m256i.
3765 (_mm256_maskstore_pd): Likewise.
3766 (_mm256_maskload_ps): Likewise.
3767 (_mm256_maskstore_ps): Likewise.
3769 * config/i386/i386-builtin-types.def: Updated.
3770 (ix86_expand_special_args_builtin): Likewise.
3772 * config/i386/i386.c (bdesc_special_args): Update
3773 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
3774 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
3775 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
3776 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
3778 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
3779 Use <avxpermvecmode> on mask register.
3780 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
3782 2011-01-17 Olivier Hainque <hainque@adacore.com>
3783 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3784 Eric Botcazou <ebotcazou@adacore.com>
3787 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
3788 if <= USHRT_MAX in 32-bit mode.
3790 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3792 * doc/install.texi (Configuration, Specific): Wrap long
3793 lines in examples. Allow line wrapping in long options
3794 and URLs where beneficial for PDF output.
3796 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
3798 * config/mips/mips.c (mips_classify_symbol): Don't return
3799 SYMBOL_PC_RELATIVE for nonlocal labels.
3801 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
3803 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
3805 2011-01-15 Jan Hubicka <jh@suse.cz>
3807 PR tree-optimization/47276
3808 * ipa.c (function_and_variable_visibility): Do not try to mark alias
3809 declarations as needed.
3811 2011-01-15 Martin Jambor <mjambor@suse.cz>
3813 * common.opt (fdevirtualize): New flag.
3814 * doc/invoke.texi (Option Summary): Document it.
3815 * opts.c (default_options_table): Add devirtualize flag.
3816 * ipa-prop.c (detect_type_change): Return immediately if
3817 devirtualize flag is not set.
3818 (detect_type_change_ssa): Likewise.
3819 (compute_known_type_jump_func): Likewise.
3820 (ipa_analyze_virtual_call_uses): Likewise.
3822 2011-01-14 Martin Jambor <mjambor@suse.cz>
3824 PR tree-optimization/45934
3825 PR tree-optimization/46302
3826 * ipa-prop.c (type_change_info): New type.
3827 (stmt_may_be_vtbl_ptr_store): New function.
3828 (check_stmt_for_type_change): Likewise.
3829 (detect_type_change): Likewise.
3830 (detect_type_change_ssa): Likewise.
3831 (compute_complex_assign_jump_func): Check for dynamic type change.
3832 (compute_complex_ancestor_jump_func): Likewise.
3833 (compute_known_type_jump_func): Likewise.
3834 (compute_scalar_jump_functions): Likewise.
3835 (ipa_analyze_virtual_call_uses): Likewise.
3836 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
3838 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3840 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
3841 * config/i386/i386.opt (msse5): New Alias.
3843 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3845 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
3846 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3847 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3848 * config/sparc/sparc.h (CC1_SPEC): Likewise.
3850 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3852 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
3854 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3855 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3856 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
3857 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
3859 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
3861 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3863 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
3865 2011-01-14 Mike Stump <mikestump@comcast.net>
3867 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
3868 * config/fr30/fr30.md: Likweise
3869 (movsi_push): Likewise.
3870 (movsi_pop): Likewise.
3871 (enter_func): Likewise.
3872 * config/moxie/moxie.md (movsi_push): Likewise.
3873 (movsi_pop): Likewise.
3875 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3877 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
3878 %{no_archive} %{exact_version}.
3879 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
3880 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
3881 %{no_archive} %{exact_version}.
3882 * config/mips/openbsd.h (LINK_SPEC): Likewise.
3883 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
3884 * config/mips/vxworks.h: Likewise.
3886 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3888 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
3890 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3892 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
3893 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
3895 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3897 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
3900 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3902 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
3904 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
3905 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
3907 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
3908 Don't handle -shlib.
3910 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3912 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
3913 (CC1_SPEC): Don't handle -profile.
3915 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3917 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
3918 * config/mips/mips.h (CC1_SPEC): Likewise.
3920 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3922 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
3923 * config/mips/mips.h (CC1_SPEC): Likewise.
3925 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3927 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
3928 * config/m32r/linux.h (LINK_SPEC): Likewise.
3929 * config/mips/linux.h (LINK_SPEC): Likewise.
3930 * config/mips/linux64.h (LINK_SPEC): Likewise.
3931 * config/sparc/linux.h (LINK_SPEC): Likewise.
3932 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3933 LINK_SPEC): Likewise.
3934 * config/xtensa/linux.h (LINK_SPEC): Likewise.
3936 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3938 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
3940 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
3942 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3944 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
3945 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
3947 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3949 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
3951 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3953 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
3954 supports -Bstatic/-Bdynamic.
3955 * configure: Regenerate.
3957 2011-01-14 Jan Hubicka <jh@suse.cz>
3958 Jack Howarth <howarth@bromo.med.uc.edu>
3961 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
3962 when checking debug_info_level. Test write_symbols instead of
3963 debug_hooks->var_location when setting flag_var_tracking_uninit.
3965 2011-01-14 Richard Guenther <rguenther@suse.de>
3967 PR tree-optimization/47179
3968 * target.def (ref_may_alias_errno): New target hook.
3969 * targhooks.h (default_ref_may_alias_errno): Declare.
3970 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
3971 (default_ref_may_alias_errno): New function.
3972 * target.h (struct ao_ref_s): Declare.
3973 * tree-ssa-alias.c: Include target.h.
3974 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
3975 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
3976 (targhooks.o): Likewise.
3977 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
3978 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
3980 2011-01-14 Richard Guenther <rguenther@suse.de>
3982 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
3984 2011-01-14 Richard Guenther <rguenther@suse.de>
3986 PR tree-optimization/47280
3987 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
3989 (tree_ssa_forward_propagate_single_use_vars): Deal with
3990 CFG changes from associate_plusminus.
3992 2011-01-14 Richard Guenther <rguenther@suse.de>
3996 2011-01-11 Richard Guenther <rguenther@suse.de>
3998 PR tree-optimization/46076
3999 * tree-ssa.c (useless_type_conversion_p): Conversions from
4000 unprototyped to empty argument list function types are useless.
4002 2011-01-14 Richard Guenther <rguenther@suse.de>
4004 PR tree-optimization/47286
4005 * tree-ssa-structalias.c (new_var_info): Register variables are global.
4007 2011-01-14 Martin Jambor <mjambor@suse.cz>
4010 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
4012 2011-01-13 Anatoly Sokolov <aesok@post.ru>
4014 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
4015 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
4016 * config/xtensa/xtensa.c (xtensa_libcall_value,
4017 xtensa_function_value_regno_p): New functions.
4018 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
4020 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
4023 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
4025 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
4026 New function prototype.
4027 * config/i386/winnt.c (i386_pe_assemble_visibility):
4028 Warn only if attribute was specified by user.
4030 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4033 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
4035 (floatunsdidf2_fcfidu): Ditto.
4037 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4039 * config/s390/s390.c (print_operand_address): Replace 'error' with
4040 'output_operand_lossage'.
4041 (print_operand): Likewise.
4043 2011-01-13 Jeff Law <law@redhat.com>
4045 PR rtl-optimization/39077
4046 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
4047 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
4048 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
4049 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
4050 * gcse.c (prune_insertions_deletions): New function.
4051 (compute_pre_data): Use it.
4053 2011-01-13 Dodji Seketeli <dodji@redhat.com>
4056 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
4058 (prune_unused_types_mark): Use it.
4060 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
4062 PR rtl-optimization/45352
4063 * sel-sched.c: Update copyright years.
4064 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
4065 in the advancing loop when we have issued issue_rate insns.
4067 2011-01-12 Richard Henderson <rth@redhat.com>
4069 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
4070 (TARGET_MD_ASM_CLOBBERS): New.
4072 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
4073 (TARGET_DELEGITIMIZE_ADDRESS): New.
4075 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
4076 (clzsi2, *bsch): New patterns.
4078 * config/mn10300/mn10300.md (INT): New mode iterator.
4079 (*mov<INT>_clr): New pattern, and peep2 to generate it.
4081 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
4082 flag_split_wide_types.
4084 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
4085 (mn10300_trampoline_init): Rewrite without a template, an immediate
4086 load and a direct branch.
4087 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
4089 2011-01-12 Anatoly Sokolov <aesok@post.ru>
4091 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4092 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
4093 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
4094 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4096 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
4099 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
4102 2011-01-12 Jan Hubicka <jh@suse.cz>
4105 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
4106 (PLUGIN_COND_CLOSE): New macro.
4107 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
4109 2011-01-12 Richard Guenther <rguenther@suse.de>
4112 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
4113 register variables in a MEM_REF.
4115 2011-01-12 Joseph Myers <joseph@codesourcery.com>
4117 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
4118 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
4119 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
4120 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4121 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4122 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
4123 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
4124 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
4125 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
4126 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
4127 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
4128 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
4129 * config/gnu-user.h: New. Copied from linux.h.
4130 (LINUX_TARGET_STARTFILE_SPEC): Rename to
4131 GNU_USER_TARGET_STARTFILE_SPEC.
4132 (LINUX_TARGET_ENDFILE_SPEC): Rename to
4133 GNU_USER_TARGET_ENDFILE_SPEC.
4134 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
4135 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
4136 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
4137 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
4138 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
4139 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
4140 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
4141 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
4142 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
4143 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
4144 * config/arm/linux-eabi.h (CC1_SPEC): Use
4145 GNU_USER_TARGET_CC1_SPEC.
4146 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
4147 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
4148 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
4149 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
4150 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
4151 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
4152 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
4153 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
4155 2011-01-12 Richard Guenther <rguenther@suse.de>
4158 * doc/invoke.texi (ffast-math): Document it is turned on
4161 2011-01-12 Jan Hubicka <jh@suse.cz>
4163 PR tree-optimization/47233
4164 * opts.c (common_handle_option): Disable ipa-reference with profile
4167 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4169 * c-parser.c (c_parser_objc_at_property_declaration): Improved
4172 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4174 * c-parser.c (c_lex_one_token): Updated and reindented some
4175 comments. No changes in code.
4177 2011-01-11 Ian Lance Taylor <iant@google.com>
4179 * godump.c (go_output_var): Don't output the variable if there is
4180 already a type with the same name.
4182 2011-01-11 Ian Lance Taylor <iant@google.com>
4184 * godump.c (go_format_type): Don't generate float80.
4186 2011-01-11 Richard Henderson <rth@redhat.com>
4188 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
4189 declaration. Rewrite for both speed and size.
4190 (mn10300_address_cost_1): Remove.
4191 (mn10300_register_move_cost): New.
4192 (mn10300_memory_move_cost): New.
4193 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
4194 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
4195 extensions, shifts, BSWAP, CLZ.
4196 (mn10300_wide_const_load_uses_clr): Remove.
4197 (TARGET_REGISTER_MOVE_COST): New.
4198 (TARGET_MEMORY_MOVE_COST): New.
4199 * config/mn10300/mn10300-protos.h: Update.
4200 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
4202 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
4203 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
4204 * config/mn10300/mn10300-protos.h: Update.
4205 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
4206 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
4207 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
4208 (*test_int_bitfield, *test_byte_bitfield): Remove.
4209 (*bit_test, *subreg_bit_test): Remove.
4210 * config/mn10300/predicates.md (const_8bit_operand): Remove.
4212 * config/mn10300/constraints.md ("c"): Rename from "A".
4213 ("A", "D"): New constraint letters.
4214 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
4215 (fmssf4, fnmasf4, fnmssf4): Likewise.
4217 * config/mn10300/mn10300.md (isa): New attribute.
4218 (enabled): New attribute.
4220 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
4221 (abssf2, negsf2): Define only for hardware fp.
4222 (sqrtsf2): Reformat.
4223 (addsf3, subsf3, mulsf3): Merge expander and insn.
4225 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
4226 (DEBUGGER_AUTO_OFFSET): Remove.
4227 (DEBUGGER_ARG_OFFSET): Remove.
4229 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
4230 Emit register stores with the same offsets as the hardware.
4231 (mn10300_store_multiple_operation): Don't check that the register
4232 save offsets are monotonic.
4233 * config/mn10300/mn10300-protos.h: Update.
4235 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
4237 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
4238 in terms of the value on the stack, not the MDR register.
4240 2011-01-11 Jan Hubicka <jh@suse.cz>
4244 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
4245 (symbol_alias_set_destroy, symbol_alias_set_contains,
4246 propagate_aliases_backward): Declare.
4247 * lto-streamer-out.c (struct sets): New sturcture.
4248 (trivally_defined_alias): New function.
4249 (output_alias_pair_p): Rewrite.
4250 (output_unreferenced_globals): Fix output of alias pairs.
4251 (produce_symtab): Likewise.
4252 * ipa.c (function_and_variable_visibility): Set weak alias destination
4254 * varasm.c (symbol_alias_set_t): Remove.
4255 (symbol_alias_set_destroy): Export.
4256 (propagate_aliases_forward, propagate_aliases_backward): New functions
4258 (compute_visible_aliases): ... this one; remove.
4259 (trivially_visible_alias): New
4260 (trivially_defined_alias): New.
4261 (remove_unreachable_alias_pairs): Rewrite.
4262 (finish_aliases_1): Reorganize code checking if alias is defined.
4263 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
4266 2011-01-11 Richard Guenther <rguenther@suse.de>
4268 PR tree-optimization/46076
4269 * tree-ssa.c (useless_type_conversion_p): Conversions from
4270 unprototyped to empty argument list function types are useless.
4272 2011-01-11 Richard Guenther <rguenther@suse.de>
4275 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
4276 volatile MEMs as MEM_READONLY_P.
4278 2011-01-11 Richard Guenther <rguenther@suse.de>
4280 PR tree-optimization/47239
4281 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
4283 2011-01-11 Jeff Law <law@redhat.com>
4285 PR tree-optimization/47086
4286 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
4287 IVs from statements that might throw.
4289 2011-01-10 Jan Hubicka <jh@suse.cz>
4292 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
4294 2011-01-10 Jan Hubicka <jh@suse.cz>
4297 * profile.c (read_profile_edge_counts): Ignore profile inconistency
4298 when correcting profile.
4300 2011-01-10 Jan Hubicka <jh@suse.cz>
4303 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
4305 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
4306 Restore DECL_FINI_PRIORITY.
4308 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4310 * doc/gimple.texi: Fix quoting of multi-word return values in
4311 @deftypefn statements. Ensure presence of return value. Wrap
4312 overlong @deftypefn lines.
4313 (is_gimple_operand, is_gimple_min_invariant_address): Remove
4314 descriptions of removed functions.
4315 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
4316 of multi-word return value in @deftypefn statement.
4318 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4320 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
4321 (Conditional Expressions, Logical Operators)
4322 (Statement and operand traversals): Do not indent smallexample
4323 code. Fix duplicate function argument in example.
4325 2011-01-10 Jeff Law <law@redhat.com>
4327 PR tree-optimization/47141
4328 * ipa-split.c (split_function): Handle case where we are
4329 returning a value and the return block has a virtual operand phi.
4331 2011-01-10 Jan Hubicka <jh@suse.cz>
4333 PR tree-optimization/47234
4334 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
4335 (pass_feedback_split_functions): Declare.
4336 * passes.c (init_optimization_passes): Add ipa-split as subpass of
4338 * ipa-split.c (gate_split_functions): Update comments; disable
4339 split-functions for profile_arc_flag and branch_probabilities.
4340 (gate_feedback_split_functions): New function.
4341 (execute_feedback_split_functions): New function.
4342 (pass_feedback_split_functions): New global var.
4344 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
4347 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
4348 calling gimple_call_set_cannot_inline.
4350 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
4352 * config/darwin-sections.def: Remove unused section.
4354 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
4357 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
4359 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
4362 * c-parser.c (c_parser_declaration_or_fndef): Improved
4365 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
4367 * config/i386/winnt.c (i386_pe_start_function): Make sure
4368 to switch back to function's section.
4370 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
4374 * plugin.c: Move include of dlfcn.h from here...
4375 * system.h: ... to here.
4377 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4379 * doc/cpp.texi (C++ Named Operators): Fix markup for header
4381 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
4382 two extra empty pages in PDF output.
4384 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
4387 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
4388 for error recovery purposes behave as if it was not specified so
4389 that the default type is usd.
4391 2011-01-07 Jan Hubicka <jh@suse.cz>
4393 PR tree-optmization/46469
4394 * ipa.c (function_and_variable_visibility): Clear needed flags on
4395 nodes with external decls; handle weakrefs merging correctly.
4397 2011-01-07 Joseph Myers <joseph@codesourcery.com>
4399 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
4402 2011-01-07 Jan Hubicka <jh@suse.cz>
4404 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
4405 and no longer claim that gold is required for linker plugin.
4406 * configure: Regenerate.
4407 * gcc.c (PLUGIN_COND): New macro.
4408 (LINK_COMMAND_SPEC): Use it.
4409 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
4410 * config.in (HAVE_LTO_PLUGIN): New.
4411 * configure.ac (--with-lto-plugin): New parameter; autodetect
4414 2011-01-07 Jan Hubicka <jh@suse.cz>
4416 PR tree-optimization/46367
4417 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
4418 when we can update original.
4419 (cgraph_mark_inline_edge): Sanity check.
4420 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
4422 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4424 * config/spu/spu.h (ASM_COMMENT_START): Define.
4426 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
4430 (SWITCH_KEEP_FOR_GCC): Likewise.
4431 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
4432 (do_spec_1): Handle "%>".
4434 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
4436 2011-01-07 Jakub Jelinek <jakub@redhat.com>
4439 * config/i386/i386.c (ix86_delegitimize_address): If
4440 simplify_gen_subreg fails, return orig_x.
4443 * value-prof.c (gimple_stringop_fixed_value): Handle
4444 lhs of the call properly.
4446 2011-01-07 Jan Hubicka <jh@suse.cz>
4449 * lto-opt.c (lto_reissue_options): Set flag_shlib.
4451 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4453 * target.def (function_switched_text_sections): New hook.
4454 * doc/tm.texi: Regenerated.
4455 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4456 * final.c (default_function_switched_text_sections): New.
4457 (final_scan_insn): Call function_switched_text_sections when a
4458 mid-function section change occurs.
4459 * output.h (default_function_switched_text_sections): Declare.
4460 * config/darwin-protos.h (darwin_function_switched_text_sections):
4462 * config/darwin.c (darwin_function_switched_text_sections): New.
4463 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4465 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4467 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
4468 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
4469 the secondary code fragment when outputting for DWARF == 2.
4471 2011-01-07 Anatoly Sokolov <aesok@post.ru>
4473 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4474 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
4476 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
4477 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4479 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
4482 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
4483 when it is not empty.
4485 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
4488 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
4489 (case ${target}): Add btver1.
4490 * config/i386/driver-i386.c (host_detect_local_cpu): Let
4491 -march=native recognize btver1 processors.
4492 * config/i386/i386-c.c (ix86_target_macros_internal): Add
4493 btver1 def_and_undef
4494 * config/i386/i386.c (struct processor_costs btver1_cost): New
4496 (m_BTVER1): New definition.
4497 (m_AMD_MULTIPLE): Includes m_BTVER1.
4498 (initial_ix86_tune_features): Add btver1 tune.
4499 (processor_target_table): Add btver1 entry.
4500 (static const char *const cpu_names): Add btver1 entry.
4501 (software_prefetching_beneficial_p): Add btver1.
4502 (ix86_option_override_internal): Add btver1 instruction sets.
4503 (ix86_issue_rate): Add btver1.
4504 (ix86_adjust_cost): Add btver1.
4505 * config/i386/i386.h (TARGET_BTVER1): New definition.
4506 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
4507 (enum processor_type): Add PROCESSOR_BTVER1.
4508 * config/i386/i386.md (define_attr "cpu"): Add btver1.
4510 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4513 * config/i386/i386.c (legitimize_tls_address)
4514 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
4515 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
4516 (tls_initial_exec_64_sun): New pattern.
4518 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
4520 * doc/invoke.texi (Overall Options): Improve wording and markup
4521 of the description of -wrapper.
4523 2011-01-06 Joseph Myers <joseph@codesourcery.com>
4525 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
4526 rdynamic, threads): New Driver options.
4528 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4531 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
4532 if coming from .tdata.
4533 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4535 2011-01-06 Jan Hubicka <jh@suse.cz>
4538 * collect2.c (main): Do not enable LTOmode when plugin is active.
4540 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4543 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
4544 --version output if supported.
4545 * configure: Regenerate.
4547 2011-01-06 Joseph Myers <joseph@codesourcery.com>
4549 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
4552 2011-01-06 Jakub Jelinek <jakub@redhat.com>
4555 * c-convert.c (convert): When converting a complex expression
4556 other than COMPLEX_EXPR to a different complex type, ensure
4557 c_save_expr is called instead of save_expr, unless in_late_binary_op.
4558 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
4559 when converting COMPLEX_TYPE.
4561 2011-01-06 Ira Rosen <irar@il.ibm.com>
4563 PR tree-optimization/47139
4564 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
4565 only the last reduction value is used outside the loop. Update
4568 2011-01-05 Joseph Myers <joseph@codesourcery.com>
4570 * config/rtems.opt: New.
4571 * config.gcc (*-*-rtems*): Use rtems.opt.
4573 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
4575 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
4576 processors do not support 3DNow instructions.
4578 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4580 * config/spu/spu.c (spu_option_override): Set parameter
4581 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
4583 2011-01-05 Jan Hubicka <jh@suse.cz>
4585 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
4586 at the command line.
4588 2011-01-05 Martin Jambor <mjambor@suse.cz>
4591 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
4592 deltas on streamed outgoing edges.
4593 (output_node_opt_summary): Output info for outgoing edges only when
4594 the node is in new parameter set.
4595 (output_cgraph_opt_summary): New parameter set, passed to the two
4596 aforementioned functions. Update its forward declaration and its
4599 2011-01-05 Tom Tromey <tromey@redhat.com>
4601 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
4602 operator to c_finish_omp_atomic.
4603 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
4604 (build_unary_op): Update.
4605 (build_modify_expr): Update.
4606 (build_asm_expr): Update.
4608 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4610 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
4611 newly inserted insns.
4613 (spu_emit_branch_hint): Likewise.
4614 (insert_hbrp_for_ilb_runout): Likewise.
4615 (spu_machine_dependent_reorg): Call df_finish_pass after
4616 schedule_insns returns.
4618 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4620 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
4622 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
4624 PR tree-optimization/47005
4625 * tree-sra.c (struct access): Add 'non_addressable' bit.
4626 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
4627 (decide_one_param_reduction): Return 0 if the parameter is passed by
4628 reference and one of the accesses in the group is non_addressable.
4630 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
4632 PR tree-optimization/47056
4633 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
4634 (mark_load): Likewise. Handle FUNCTION_DECL specially.
4635 (mark_store): Likewise. Pass STMT to ipa_record_reference.
4637 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
4639 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
4640 initializer. Skip view conversions from aggregate types.
4642 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
4645 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
4647 2011-01-04 Philipp Thomas <pth@suse.de>
4649 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
4652 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4654 * function.c (thread_prologue_and_epilogue_insns): Do not crash
4655 on empty epilogue sequences.
4657 2011-01-04 Joseph Myers <joseph@codesourcery.com>
4659 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
4660 non-static): New Driver options.
4662 2011-01-04 Jie Zhang <jie@codesourcery.com>
4665 * gcc.c (default_compilers[]): Set combinable field to 0
4666 for all assembly languages.
4668 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
4670 * config/mips/loongson3a.md: New file.
4671 * config/mips/mips.md: Include loongson3a.md.
4672 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
4675 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
4678 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
4679 instead of convert_memory_address_addr_space on the base expression.
4681 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4683 * config/spu/spu.c (spu_option_override): Update error text
4684 for bad -march= / -mtune= values.
4686 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4688 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
4689 if branch-hint optimization will be performed.
4691 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4693 PR tree-optimization/47148
4694 * ipa-split.c (split_function): Convert arguments to
4695 DECL_ARG_TYPE if possible.
4697 PR tree-optimization/47155
4698 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
4701 PR rtl-optimization/47157
4702 * combine.c (try_combine): If undobuf.other_insn becomes
4703 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
4704 and set *new_direct_jump_p too.
4706 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
4708 PR tree-optimization/47021
4709 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
4711 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4713 * gcc.c (process_command): Update copyright notice dates.
4714 * gcov.c (print_version): Likewise.
4715 * gcov-dump.c (print_version): Likewise.
4716 * mips-tfile.c (main): Likewise.
4717 * mips-tdump.c (main): Likewise.
4719 2011-01-03 Martin Jambor <mjambor@suse.cz>
4721 PR tree-optimization/46801
4722 * tree-sra.c (type_internals_preclude_sra_p): Check whether
4723 aggregate fields start at byte boundary instead of the bit-field flag.
4725 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
4728 * gcc.c (main): Revert revision 168407.
4730 2011-01-03 Martin Jambor <mjambor@suse.cz>
4732 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
4734 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4736 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
4737 vector optab to expand vector/scalar shift, update gimple to vector.
4739 2011-01-03 Martin Jambor <mjambor@suse.cz>
4741 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
4744 2011-01-03 Martin Jambor <mjambor@suse.cz>
4746 PR tree-optimization/46984
4747 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
4749 (cgraph_create_indirect_edge): Fixed line length.
4750 (cgraph_indirect_call_info): Declare.
4751 (cgraph_make_edge_direct) Update declaration.
4752 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
4753 (cgraph_create_indirect_edge): Use it.
4754 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
4756 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
4757 the new thunk_delta representation.
4758 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
4760 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
4761 (ipa_read_indirect_edge_info): Likewise.
4762 * lto-cgraph.c (output_edge_opt_summary): New function.
4763 (output_node_opt_summary): Call it on all outgoing edges.
4764 (input_edge_opt_summary): New function.
4765 (input_node_opt_summary): Call it on all outgoing edges.
4767 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
4770 * gcc.c (main): Don't check have_o when settting combine_inputs.
4772 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
4774 * regrename.c: Add general comment describing the pass.
4775 (struct du_head): Remove 'length' field.
4776 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
4777 (regrename_optimize): Do not sort chains. Rework comments, add others.
4778 Force renaming to the preferred class (if any) in the first pass and do
4779 not consider registers that belong to it in the second pass.
4780 (create_new_chain): Do not set 'length' field.
4781 (scan_rtx_reg): Likewise.
4783 2011-01-02 Jakub Jelinek <jakub@redhat.com>
4785 PR tree-optimization/47140
4786 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
4787 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
4790 PR rtl-optimization/47028
4791 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
4792 parm_birth_insn instead of at the beginning of first bb.
4794 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
4796 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
4797 Remove the word "see" before "@pxref".
4798 * doc/rtl.texi: Remove the word "see" before "@pxref".
4800 2011-01-01 Jan Hubicka <jh@suse.cz>
4802 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
4805 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
4808 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
4811 Copyright (C) 2011 Free Software Foundation, Inc.
4813 Copying and distribution of this file, with or without modification,
4814 are permitted in any medium without royalty provided the copyright
4815 notice and this notice are preserved.