1 2011-03-15 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/41490
4 * tree-ssa-dce.c (propagate_necessity): Handle returns without
6 * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
8 * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
9 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
10 * tree-tailcall.c (find_tail_calls): Ignore returns.
12 2011-03-15 Richard Guenther <rguenther@suse.de>
15 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
16 or variable-indexed array accesses when in gimple form.
18 2011-03-15 Richard Guenther <rguenther@suse.de>
20 * config/i386/i386.c (ix86_emit_swdivsf): Implement more
23 2011-03-15 Alan Modra <amodra@gmail.com>
26 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
27 presume symbol_refs without a symbol_ref_decl are suitably
28 aligned, nor other trees we may see here. Handle anchor symbols.
29 (legitimate_constant_pool_address_p): Comment. Add mode param.
30 Check cmodel=medium addresses. Adjust all calls.
31 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
32 creating cmodel=medium optimized access to locals.
33 * config/rs6000/constraints.md (R): Pass QImode to
34 legitimate_constant_pool_address_p.
35 * config/rs6000/predicates.md (input_operand): Pass mode to
36 legitimate_constant_pool_address_p.
37 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
40 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
43 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
44 64-bit constants being loaded into registers other than GPRs such
45 as loading 0 into a VSX register.
47 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
49 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
52 2011-03-14 Jakub Jelinek <jakub@redhat.com>
55 * builtins.c (fold_builtin_snprintf): New function.
56 (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
57 (fold_builtin_4): Likewise.
60 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
61 STRIP_NOPS on arg0 and arg1. When optimizing X +- C == X
62 and C - X == X also strip nops from +/-/p+ operand.
63 When optimizing -X == C, fold C to arg0's type.
66 * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
67 emit it as add_AT_int instead of add_AT_unsigned.
69 2011-03-14 Tom Tromey <tromey@redhat.com>
71 * unwind-dw2.c: Include sys/sdt.h if it exists.
72 (_Unwind_DebugHook): Use STAP_PROBE2.
73 * config.in, configure: Rebuild.
74 * configure.ac: Check for sys/sdt.h.
76 2011-03-14 Uros Bizjak <ubizjak@gmail.com>
78 * config/i386/i386.md (ROUND_FLOOR): New constant.
82 (ROUND_NO_EXC): Ditto.
83 (rint<mode>2): Use new defines instead of numerical constants.
84 (floor<mode>2): Ditto.
86 (btrunc<mode>2): Ditto.
87 * config/i386/i386-builtin-types.def: Define ROUND function type
89 * config/i386/i386.c (enum ix86_builtins): Add
90 IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
91 (struct builtin_description): Add
92 __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
93 (ix86_expand_sse_round): New static function.
94 (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
96 (ix86_builtin_vectorized_function): Handle
97 BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
99 2011-03-14 Tom Tromey <tromey@redhat.com>
101 * c-parser.c (c_parser_asm_string_literal): Clear
102 warn_overlength_strings.
104 2011-03-14 Tom Tromey <tromey@redhat.com>
106 * c-parser.c (disable_extension_diagnostics): Save
107 warn_overlength_strings.
108 (restore_extension_diagnostics): Restore warn_overlength_strings.
110 2011-03-14 Jakub Jelinek <jakub@redhat.com>
112 * BASE-VER: Change to 4.7.0.
114 2011-03-14 Richard Guenther <rguenther@suse.de>
117 * tree.c (build_vector_from_val): Adjust assert to requirements
120 2011-03-14 Jakub Jelinek <jakub@redhat.com>
123 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
125 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
127 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
128 terms of target_flags_explicit. Adjust copyright year.
130 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
131 * config/rs6000/t-freebsd: New file. Add override for
134 2011-03-13 Chris Demetriou <cgd@google.com>
136 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
137 (-fno-diagnostics-show-option): this, to reflect current default.
138 (-Werror=): Update text about -fno-diagnostics-show-option.
140 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
143 * config/rs6000/predicates.md (easy_vector_constant_add_self,
144 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
145 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
146 mode is not V2DImode or V2DFmode.
147 (vspltis_constant): Do not handle V2DImode and V2DFmode.
148 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
149 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
151 (movdi_internal64): Likewise.
153 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
155 PR tree-optimization/47127
156 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
158 (set_cloog_options): Same.
159 (scop_to_clast): Same.
160 (print_clast_stmt): Do not call cloog_state_malloc and
162 (print_generated_program): Same.
164 * graphite-clast-to-gimple.h (cloog_state): Declared.
165 (scop_to_clast): Adjust declaration.
166 * graphite.c (cloog_state): Defined here.
167 (graphite_initialize): Call cloog_state_malloc.
168 (graphite_finalize): Call cloog_state_free.
170 2011-03-11 Jason Merrill <jason@redhat.com>
172 * attribs.c (lookup_attribute_spec): Take const_tree.
175 2011-03-11 Joseph Myers <joseph@codesourcery.com>
177 * config/sparc/sparc.c (sparc_option_override): Use
178 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
180 2011-03-11 Richard Guenther <rguenther@suse.de>
182 PR tree-optimization/48067
183 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
184 multiplication result will be only used once on the target
187 2011-03-11 Richard Guenther <rguenther@suse.de>
189 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
191 2011-03-11 Richard Guenther <rguenther@suse.de>
194 * tree.c (find_decls_types_r): Do not walk types only reachable
195 from IDENTIFIER_NODEs.
197 2011-03-11 Jakub Jelinek <jakub@redhat.com>
200 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
201 all vnode->force_output nodes as needed.
203 2011-03-11 Jason Merrill <jason@redhat.com>
206 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
207 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
209 2011-03-11 Martin Jambor <mjambor@suse.cz>
211 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
214 2011-03-11 Jakub Jelinek <jakub@redhat.com>
216 PR tree-optimization/48063
217 * ipa-inline.c (cgraph_decide_inlining): Don't try to
218 inline functions called once if !tree_can_inline_p (node->callers).
220 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
222 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
224 * config/score/score3.c: Delete.
225 * config/score/score3.h: Delete.
226 * config/score/mul-div.S: Delete.
227 * config/score/sfp-machine.h: Add new file.
228 * config/score/constraints.md: Add new file.
229 * config/score/t-score-softfp: Add new file.
230 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
231 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
232 (score7_extra_constraint): Delete.
233 (score7_option_override): Remove unused code.
234 * config/score/score.c: Remove score3 and score5 define and code.
235 * config/score/score.h: Remove score3 and score5 define and code.
236 * config/score/score.md: Remove score3 template and unusual insn.
237 * config/score/score.opt: Remove score3 and score5 options.
239 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
241 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
242 when _HPUX_SOURCE is defined.
243 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
245 2011-03-10 Jason Merrill <jason@redhat.com>
248 * stor-layout.c (layout_type): Don't set structural equality
249 on arrays of incomplete type.
250 * tree.c (type_hash_eq): Handle comparing them properly.
252 2011-03-10 Jakub Jelinek <jakub@redhat.com>
255 * config/s390/s390.c (s390_delegitimize_address): Make sure the
256 result mode matches original rtl mode.
258 2011-03-10 Nick Clifton <nickc@redhat.com>
260 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
261 (andsi3, andsi3_flags): Fix timings for three operand alternative.
263 2011-03-09 Jakub Jelinek <jakub@redhat.com>
265 PR rtl-optimization/47866
266 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
267 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
268 if target wasn't scalar.
269 * function.c (assign_stack_temp_for_type): Assert that neither
270 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
271 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
273 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
275 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
277 * config/s390/s390-protos.h (s390_label_align): New prototype.
278 * config/s390/s390.c (s390_label_align): New function.
279 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
281 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
284 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
285 V2DI/V2DF constants. Only all 0's or all 1's are easy.
286 (output_vec_const_move): Ditto.
288 2011-03-08 Anatoly Sokolov <aesok@post.ru>
290 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
291 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
292 * config/mips/mips.c (mips_preferred_reload_class): Make static.
293 Change 'rclass' argument and result type to reg_class_t.
294 (TARGET_PREFERRED_RELOAD_CLASS): Define.
296 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
298 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
299 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST,
300 TARGET_MEMORY_MOVE_COST): Define.
301 (avr_register_move_cost, avr_memory_move_cost): New Functions.
303 2011-03-08 Jakub Jelinek <jakub@redhat.com>
306 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
309 PR tree-optimization/48022
310 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
313 2011-03-07 Jakub Jelinek <jakub@redhat.com>
316 * var-tracking.c (find_use_val): Return NULL for
317 cui->sets && cui->store_p BLKmode MEMs.
319 2011-03-07 Anatoly Sokolov <aesok@post.ru>
321 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
323 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
324 xstormy16_print_operand_address): Remove.
325 * config/stormy16/stormy16.c (xstormy16_print_operand,
326 xstormy16_print_operand_address): Make static.
327 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
329 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
332 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
333 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
336 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
339 * cfgloopmanip.c (fix_bb_placements): Return immediately
340 if FROM is BASE_LOOP's header.
342 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
344 * gimplify.c (gimplify_function_tree): Fix building calls
345 to __builtin_return_address.
347 2011-03-07 Alan Modra <amodra@gmail.com>
349 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
350 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
351 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
352 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
354 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
355 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
356 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
357 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
358 * config/rs6000/rs6000.c
359 (rs6000_elf_end_indicate_exec_stack): Rename to..
360 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
361 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
362 (rs6000_file_start): ..here.
363 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
364 file scope variables.
365 (call_ABI_of_interest): New function.
366 (init_cumulative_args): Set above vars when function return value
367 is a float, vector, or small struct.
368 (rs6000_function_arg_advance_1): Likewise for function args.
369 (rs6000_va_start): Set rs6000_passes_float if variable arg function
370 references float args.
372 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
374 * doc/cfg.texi: Remove "See" before @ref.
375 * doc/invoke.texi: Likewise.
377 2011-03-05 Jason Merrill <jason@redhat.com>
379 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
381 2011-03-05 Anthony Green <green@moxielogic.com>
383 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
385 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
387 PR rtl-optimization/47899
388 * cfgloopmanip.c (fix_bb_placements): Fix first argument
389 to flow_loop_nested_p when moving the loop upward.
391 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
394 * arm.md (movhi_insn_arch4): Accept any immediate constant.
396 2011-03-05 Jakub Jelinek <jakub@redhat.com>
398 PR tree-optimization/47967
399 * ipa-cp.c (build_const_val): Return NULL instead of creating
400 VIEW_CONVERT_EXPR for mismatching sizes.
401 (ipcp_create_replace_map): Return NULL if build_const_val failed.
402 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
403 give up on versioning.
405 2011-03-05 Alan Modra <amodra@gmail.com>
408 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
409 full cmodel medium/large lo_sum + high addresses.
411 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
413 * config/s390/s390.c (s390_decompose_address): Reject non-literal
414 pool references in UNSPEC_LTREL_OFFSET.
416 2011-03-04 Jan Hubicka <jh@suse.cz>
419 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
420 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
421 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
423 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
424 cgraph_add_thunk): Add node pointers.
425 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
426 associated to right node.
427 (input_node): Update use of cgraph_same_body_alias
428 and cgraph_add_thunk.
430 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
432 * config/i386/i386.opt (mprefer-avx128): New flag.
433 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
434 modes when the flag -mprefer-avx128 is on.
436 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
438 * dwarf2out.c (compare_loc_operands): Fix address handling.
440 2011-03-04 Alan Modra <amodra@gmail.com>
442 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
444 2011-03-04 Richard Guenther <rguenther@suse.de>
447 * expmed.c (extract_bit_field_1): Prefer vector modes that
448 vec_extract patterns can handle.
450 2011-03-04 Richard Guenther <rguenther@suse.de>
453 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
455 2011-03-04 Richard Henderson <rth@redhat.com>
457 * explow.c (emit_stack_save): Remove 'after' parameter.
458 (emit_stack_restore): Likewise.
459 * expr.h: Update to match.
460 * builtins.c, calls.c, stmt.c: Likewise.
461 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
462 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
463 * function.c (expand_function_end): Insert the emit_stack_save
464 sequence before parm_birth_insn instead of after.
466 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
468 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
469 (ssse3_pmaddubsw128): Ditto.
470 (ssse3_pmaddubsw): Ditto.
472 2011-03-03 Steve Ellcey <sje@cup.hp.com>
474 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
476 2011-03-03 Jakub Jelinek <jakub@redhat.com>
479 * gimplify.c (omp_add_variable): Only call omp_notice_variable
480 on TYPE_SIZE_UNIT if it is a DECL.
483 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
484 first operand is not is_gimple_mem_ref_addr, try to fold it.
485 If the operand still isn't is_gimple_mem_ref_addr, clear
488 2011-03-03 Richard Guenther <rguenther@suse.de>
491 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
493 (refs_may_alias_p_1): For release branches return true if
494 we are confused by our input.
496 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
498 * config/s390/s390.c (s390_function_value): Rename to ...
499 (s390_function_and_libcall_value): ... this.
500 (s390_function_value): New function.
501 (s390_libcall_value): New function.
502 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
503 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
504 target macro definitions.
505 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
507 2011-03-02 Joseph Myers <joseph@codesourcery.com>
509 * config/i386/freebsd64.h (CC1_SPEC): Define.
510 * config/i386/linux64.h (CC1_SPEC): Define.
511 * config/i386/x86-64.h (CC1_SPEC): Don't define.
513 2011-03-02 Anatoly Sokolov <aesok@post.ru>
515 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
517 * config/stormy16/stormy16.c: Include reload.h.
518 (xstormy16_memory_move_cost): New function.
519 (TARGET_MEMORY_MOVE_COST): Define.
521 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
523 PR rtl-optimization/47925
524 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
525 with side effects. Remove the more-specific check for volatile asms.
527 2011-03-02 Alan Modra <amodra@gmail.com>
530 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
531 toc relative addresses for valid offsets.
533 2011-03-01 Richard Guenther <rguenther@suse.de>
535 PR tree-optimization/47890
536 * tree-vect-loop.c (get_initial_def_for_induction): Set
537 related stmt properly.
539 2011-03-01 Richard Guenther <rguenther@suse.de>
542 * lto-streamer.c (lto_record_common_node): Also register
545 2011-03-01 Richard Guenther <rguenther@suse.de>
548 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
549 Do not stream DECL_ABSTRACT_ORIGIN.
550 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
551 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
552 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
553 Do not stream DECL_ABSTRACT_ORIGIN.
554 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
555 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
557 2011-02-28 Anatoly Sokolov <aesok@post.ru>
559 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
560 FUNCTION_VALUE_REGNO_P): Remove.
561 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
562 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
563 Add 'outgoing' argument.
564 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
566 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
567 TARGET_FUNCTION_VALUE_REGNO_P): Define.
569 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
572 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
573 (lookup_filename): Likewise.
574 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
576 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
577 Jakub Jelinek <jakub@redhat.com>
580 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
581 (assign_stack_local_1): Change last argument type to int.
582 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
583 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
584 don't record padding space into frame_space_list nor use those areas.
585 (assign_stack_local): Adjust caller.
586 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
587 of assign_stack_local, pass 0 as last argument.
588 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
591 2011-02-28 Jakub Jelinek <jakub@redhat.com>
594 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
595 Use target address_mode and pointer_mode hooks instead of hardcoded
596 Pmode and ptr_mode. Handle some simple cases of extending if
597 POINTERS_EXTEND_UNSIGNED < 0.
598 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
599 Call convert_debug_memory_address.
600 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
601 convert_debug_memory_address.
604 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
605 * configure: Regenerated.
606 * config.in: Regenerated.
607 * varasm.c (default_function_section): Return NULL
608 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
610 2011-02-28 Martin Jambor <mjambor@suse.cz>
612 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
613 the description to match the printed values.
615 2011-02-28 Richard Guenther <rguenther@suse.de>
617 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
618 of the copied scope tree.
620 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
622 * doc/extend.texi (Function Attributes): Avoid deeply (and
623 wrongly) nested tables.
625 2011-02-27 Jakub Jelinek <jakub@redhat.com>
628 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
629 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
632 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
634 * config/avr/avr.md: Remove magic comment for emacs.
636 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
639 * config/avr/avr.c (avr_option_override): Use error on bad options.
640 (avr_help): New function.
641 (TARGET_HELP): Define.
643 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
646 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
647 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
649 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
651 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
652 (ARM Options): Ditto.
653 (i386 and x86-64 Options): Ditto.
655 (SPARC Options): Ditto.
657 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
659 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
660 FreeBSD 6 and later. Generally use cpu generic.
662 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
664 * doc/cpp.texi: Update copyright years.
666 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
669 * config/lm32/lm32.md (ashrsi3): Added needed variable.
671 2011-02-25 Jon Beniston <jon@beniston.com>
674 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
675 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
676 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
677 (lm32_block_move_inline): Add type cast to remove warning.
678 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
679 (gen_int_relational): Move declarations to start of function.
681 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
683 PR tree-optimization/45470
684 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
685 can throw internally only.
686 * tree-vect-stmts.c (vectorizable_call): Likewise.
688 2011-02-24 Anatoly Sokolov <aesok@post.ru>
690 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
691 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
692 * config/stormy16/stormy16-protos.h
693 (xstormy16_preferred_reload_class): Remove.
694 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
695 static. Change 'rclass' argument and return type to reg_class_t.
696 (TARGET_PREFERRED_RELOAD_CLASS,
697 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
699 2011-02-24 Richard Guenther <rguenther@suse.de>
701 * lto-streamer-in.c (input_bb): Do not find referenced vars
704 2011-02-23 Jason Merrill <jason@redhat.com>
706 * common.opt (fabi-version): Document v5 and v6.
708 2011-02-23 Richard Guenther <rguenther@suse.de>
710 PR tree-optimization/47849
711 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
713 2011-02-23 Jie Zhang <jie@codesourcery.com>
715 * opts-common.c (decode_cmdline_option): Print empty string
716 argument as "" in decoded->orig_option_with_args_text.
717 * gcc.c (execute): Print empty string argument as ""
718 in the verbose output.
719 (do_spec_1): Keep empty string argument.
721 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
723 * config.gcc: Declare score-* and crx-* obsolete.
725 2011-02-23 Jie Zhang <jie@codesourcery.com>
727 PR rtl-optimization/47763
728 * web.c (web_main): Ignore naked clobber when replacing register.
730 2011-02-22 Anatoly Sokolov <aesok@post.ru>
732 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
735 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
738 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
740 2011-02-22 Mike Stump <mikestump@comcast.net>
742 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
744 * configure: Regenerate.
746 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
748 PR rtl-optimization/46002
749 * ira-color.c (update_copy_costs): Change class intersection
750 test to reg_class_contents[] test of 'hard_regno'.
752 2011-02-21 Joseph Myers <joseph@codesourcery.com>
754 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
756 * config/hpux11.opt (mt): Likewise.
757 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
758 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
759 * config/vax/elf.opt (mno-asm-pic): Likewise.
760 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
762 2011-02-21 Mike Stump <mikestump@comcast.net>
765 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
766 tree so we can get save the type.
767 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
768 for CFString instead of trying to use past the end of the builtins.
769 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
770 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
771 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
772 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
773 Rename to darwin_builtin_cfstring.
774 (darwin_init_cfstring_builtins): Return the built type.
776 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
779 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
780 (_mm256_insert_epi64): Use _mm_insert_epi64.
782 2011-02-21 Anatoly Sokolov <aesok@post.ru>
784 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
785 * config/stormy16/stormy16-protos.h
786 (xstormy16_mode_dependent_address_p): Remove.
787 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
788 Make static. Change return type to bool. Change argument type to
789 const_rtx. Remove dead code.
790 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
792 2011-02-21 Richard Guenther <rguenther@suse.de>
795 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
796 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
797 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
799 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
800 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
802 2011-02-20 Richard Guenther <rguenther@suse.de>
805 * tree.c (free_lang_data_in_decl): Clean builtins from
806 the TU decl BLOCK_VARS.
808 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
812 * haifa-sched.c (fix_tick_ready): Skip tick computation
815 2011-02-19 Richard Guenther <rguenther@suse.de>
818 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
819 Remove lazy BLOCK_VARS streaming.
820 (lto_input_ts_block_tree_pointers): Likewise.
821 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
823 2011-02-19 Joseph Myers <joseph@codesourcery.com>
825 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
827 2011-02-19 Joseph Myers <joseph@codesourcery.com>
829 * config/i386/biarch32.h, config/i386/mach.h,
830 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
832 2011-02-19 Jakub Jelinek <jakub@redhat.com>
835 * config/i386/i386.md (peephole2 for shift and plus): Use
836 operands[1] original mode in the first insn.
838 2011-02-18 Mike Stump <mikestump@comcast.net>
840 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
842 2011-02-18 Jan Hubicka <jh@suse.cz>
845 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
846 to zero when the function is not inlinable at all.
848 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
850 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
851 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
852 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
853 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
854 * config/pa/t-pa64: Likewise.
855 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
857 2011-02-18 Jakub Jelinek <jakub@redhat.com>
860 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
862 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
865 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
867 2011-02-18 Anatoly Sokolov <aesok@post.ru>
869 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
870 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
871 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
872 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
873 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
874 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
875 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
876 m32r_load_postinc_p, m32r_store_preinc_predec_p,
877 m32r_legitimate_address_p): New functions.
878 * config/m32r/constraints.md (constraint "S"): Don't use
879 STORE_PREINC_PREDEC_P.
880 (constraint "U"): Don't use LOAD_POSTINC_P.
882 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
884 PR rtl-optimization/46178
885 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
886 compute ira_hard_regno_cover_class[].
888 2011-02-18 Richard Guenther <rguenther@suse.de>
891 * lto-streamer.h (lto_global_var_decls): Declare.
892 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
893 statics for global var processing.
895 2011-02-18 Richard Guenther <rguenther@suse.de>
897 PR tree-optimization/47737
898 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
899 edge dominance check.
901 2011-02-18 Jakub Jelinek <jakub@redhat.com>
904 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
905 avoid invalid rtx sharing.
907 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
909 * doc/cpp.texi (Obsolete Features): Add background on the
910 origin of assertions.
912 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
914 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
916 * config/darwin.c (output_objc_section_asm_op): Added support for
918 (is_objc_metadata): New.
919 (darwin_objc2_section): New.
920 (darwin_objc1_section): New.
921 (machopic_select_section): Added support for ABI v1 and v2.
922 (darwin_emit_objc_zeroed): New.
923 (darwin_output_aligned_bss): Detect objc metadata and treat it
925 (darwin_asm_output_aligned_decl_common): Same.
926 (darwin_asm_output_aligned_decl_local): Same.
927 * config/darwin-sections.def: Updated for ABI v1 and v2.
928 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
929 compiling Objective-C code for the NeXT runtime, default to using
930 ABI version 0 for 32-bit, and version 2 for 64-bit.
932 2011-02-17 Joseph Myers <joseph@codesourcery.com>
934 * common.opt (optimize_fast): New Variable.
935 * opts.c (default_options_optimization): Use opts->x_optimize_fast
936 instead of local variable ofast.
938 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
940 * doc/invoke.texi (fobjc-abi-version): Documented.
941 (fobjc-nilcheck): Documented.
942 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
945 2011-02-17 Joseph Myers <joseph@codesourcery.com>
948 * common.opt (export-dynamic): New Driver option.
949 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
951 2011-02-17 Joseph Myers <joseph@codesourcery.com>
953 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
955 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
956 Jan Hubicka <jh@suse.cz>
960 * cfgexpand.c (account_used_vars_for_block): Remove.
961 (estimated_stack_frame_size): Use referenced vars.
962 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
963 that were referenced in the original function. Test src_fn
964 rather than cfun. Drop redundant get_var_ann.
965 (setup_one_parameter): Drop redundant get_var_ann.
966 (declare_return_variable): Likewise.
967 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
968 (copy_arguments_for_versioning): Drop redundant get_var_ann.
969 * ipa-inline.c (compute_inline_parameters): Do not compute
970 disregard_inline_limits here.
971 (compute_inlinable_for_current, pass_inlinable): New.
972 (pass_inline_parameters): Require PROP_referenced_vars.
973 * cgraphunit.c (cgraph_process_new_functions): Don't run
974 compute_inline_parameters explicitly unless function is in SSA form.
975 (cgraph_analyze_function): Set .disregard_inline_limits.
976 * tree-sra.c (convert_callers): Compute inliner parameters
977 only for functions already in SSA form.
979 2011-02-17 Joseph Myers <joseph@codesourcery.com>
981 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
982 -mlittle-endian-data.
984 2011-02-17 Joseph Myers <joseph@codesourcery.com>
986 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
987 -mno-fpu, not -fpu and -no-fpu.
988 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
989 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
991 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
994 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
995 input reload with PLUS RTX.
997 2011-02-16 Joseph Myers <joseph@codesourcery.com>
999 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
1000 of InverseVar(MDMX).
1002 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1004 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
1007 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1009 * config/mn10300/mn10300.opt (mno-crt0): New.
1011 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1013 * config/m68k/uclinux.opt (static-libc): New Driver option.
1015 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1017 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
1019 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1021 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
1022 %{muser-extend-enabled}.
1024 2011-02-16 Richard Guenther <rguenther@suse.de>
1026 PR tree-optimization/47738
1027 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
1028 the TODO from tree_predictive_commoning.
1030 2011-02-15 Jeff Law <law@redhat.com>
1033 2011-01-25 Jeff Law <law@redhat.com>
1035 PR rtl-optimization/37273
1036 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1037 handle them like argument loads from stack slots. Do not double
1038 count memory for memory constants and argument loads from stack slots.
1040 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1043 * combine.c (cant_combine_insn_p): Revert the last change.
1045 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1048 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
1049 mode for vector constants. Remove code that checks for TImode.
1051 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1055 * cgraph.h (compute_inline_parameters): Return void.
1056 * ipa-inline.c (compute_inline_parameters): Adjust.
1058 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1062 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
1064 * cfgexpand.c (estimated_stack_frame_size): Likewise.
1065 * ipa-inline.c (compute_inline_parameters): Adjust.
1067 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1071 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
1072 Adjust all users. Pass FN to...
1073 * tree-flow-inline.h (first_referenced_var): ... this. Add
1075 * ipa-struct-reorg.c: Adjust.
1076 * tree-dfa.c: Adjust.
1077 * tree-into-ssa.c: Adjust.
1078 * tree-sra.c: Adjust.
1079 * tree-ssa-alias.c: Adjust.
1080 * tree-ssa-live.c: Adjust.
1081 * tree-ssa.c: Adjust.
1082 * tree-ssanames.c: Adjust.
1083 * tree-tailcall.c: Adjust.
1085 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1089 * tree-flow.h (referenced_var_lookup): Add fn parameter.
1091 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
1092 * tree-flow-inline.h: Adjust.
1093 * gimple-pretty-print.c: Adjust.
1094 * tree-into-ssa.c: Adjust.
1095 * tree-ssa.c: Adjust.
1096 * cfgexpand.c: Adjust.
1098 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1100 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
1101 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1102 (EXTRA_CONSTRAINT): Delete.
1103 * config/iq2000/constraints.md: New file.
1104 * config/iq2000/iq2000.md: Include it.
1105 (define_insn ""): Delete.
1106 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
1107 unsupported constraint letters from patterns.
1108 (call_value, call_value_internal1): Likewise.
1109 (call_value_multiple_internal1): Likewise.
1111 2011-02-15 Nick Clifton <nickc@redhat.com>
1113 * config/mn10300/mn10300.c: Include tm-constrs.h.
1114 (struct liw_data): New data structure describing an LIW candidate
1116 (extract_bundle): Use struct liw_data. Allow small integer
1117 operands for some instructions.
1118 (check_liw_constraints): Use struct liw_data. Remove swapped
1119 parameter. Add comments describing the checks. Fix bug when
1120 assigning the source of liw1 to the source of liw2.
1121 (liw_candidate): Delete. Code moved into extract_bundle.
1122 (mn10300_bundle_liw): Use struct liw_data. Check constraints
1124 * config/mn10300/predicates.md (liw_operand): New predicate.
1125 Allows registers and small integer constants.
1126 * config/mn10300/constraints.md (O): New constraint. Accetps
1127 integers in the range -8 to +7 inclusive.
1128 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
1129 for moving a small integer into a register. Give this alternative
1131 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
1132 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
1133 using the J,K,L and M constraints,
1134 (liw): Remove SI mode on second operands to allow for HI and QI
1136 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
1139 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1142 * combine.c (cant_combine_insn_p): Check zero/sign extended
1145 2011-02-15 Richard Guenther <rguenther@suse.de>
1147 PR tree-optimization/47743
1148 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
1149 for a non-type-compatible VN lookup bail out.
1151 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1153 * config/fr30/constraints.md: New file.
1154 * config/fr30/fr30.md: Include it.
1155 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
1156 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1157 (EXTRA_CONSTRAINT): Delete.
1159 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1161 * config/frv/constraints.md: New file.
1162 * config/frv/predicates.md: Include it.
1163 * config/frv/frv.c (reg_class_from_letter): Delete.
1164 (frv_option_override): Don't initialize it.
1165 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
1166 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
1167 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
1168 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1169 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
1170 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1171 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
1172 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
1173 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
1174 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
1175 (REG_CLASS_FROM_CONSTRAINT): Delete.
1177 2011-02-15 Jakub Jelinek <jakub@redhat.com>
1180 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
1181 if frame size is 0 in a leaf function.
1183 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1186 * config/alpha/host-osf.c: New file.
1187 * config/alpha/x-osf: New file.
1188 * config.host (alpha*-dec-osf*): Use it.
1190 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1192 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1193 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
1194 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
1195 (rx_mode_dependent_address_p): ...this. Make static. Change argument
1197 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1199 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1201 * config/stormy16/constraints.md: New file.
1202 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
1203 Use satisfies_constraint_Q and satisfies_constraint_R.
1204 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
1206 (xstormy16_legitiamte_address_p): Declare.
1207 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
1208 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1209 (EXTRA_CONSTRAINT): Delete.
1210 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1212 (xstormy16_extra_constraint_p): Delete.
1214 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
1216 PR tree-optimization/46494
1217 * loop-unroll.c (split_edge_and_insert): Adjust comment.
1218 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
1219 (pass_rtl_loop_done): Add TODO_verify_flow.
1220 * fwprop.c (pass_rtl_fwprop): Likewise.
1221 * modulo-sched.c (pass_sms): Likewise.
1222 * tree-ssa-dom.c (pass_dominator): Likewise.
1223 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1224 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
1225 (pass_tree_loop_done): Likewise.
1226 * tree-ssa-pre.c (execute_pre): Likewise.
1227 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1228 * tree-ssa-sink.c (pass_sink_code): Likewise.
1229 * tree-vrp.c (pass_vrp): Likewise.
1231 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1233 * config/v850/constraints.md: New file.
1234 * config/v850/v850.md: Include it.
1235 * config/v850/predicates.md (reg_or_0_operand): Use
1236 satisfies_constraint_G.
1237 (special_symbolref_operand): Use satisfies_constraint_K.
1238 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
1239 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
1240 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
1241 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1242 (EXTRA_CONSTRAINT): Delete.
1243 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
1244 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
1245 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
1247 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1250 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
1253 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1255 * config/mcore/constraints.md: New file.
1256 * config/mcore/mcore.md: Include it.
1257 * config/mcore/mcore.c (reg_class_from_letter): Delete.
1258 * config/mcore/mcore.h (reg_class_from_letter): Delete.
1259 (REG_CLASS_FROM_LETTER): Delete.
1260 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
1261 insn_const_int_ok_for_constraint.
1262 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
1263 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
1264 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1265 (EXTRA_CONSTRAINT): Delete.
1267 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1270 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
1271 (IS_SIGHANDLER): Define.
1272 (sparc64_is_sighandler): New function, split off from
1273 sparc64_fallback_frame_state.
1274 (sparc_is_sighandler): New function, split off from
1275 sparc_fallback_frame_state.
1276 (sparc64_fallback_frame_state): Merge with ...
1277 (sparc_fallback_frame_state): ... this into ...
1278 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
1279 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
1280 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
1281 stack instead of hardcoded offsets.
1283 2011-02-14 Andriy Gapon <avg@freebsd.org>
1286 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
1288 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1290 * configure: Regenerate.
1292 2011-02-12 Joseph Myers <joseph@codesourcery.com>
1295 * gcc.c (asm_options): Correct spec matching --target-help.
1297 2011-02-12 Martin Jambor <mjambor@suse.cz>
1299 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
1300 to gimple call error.
1302 2011-02-12 Mike Stump <mikestump@comcast.net>
1304 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
1305 comments in backslash regions.
1307 2011-02-12 Mike Stump <mikestump@comcast.net>
1308 Jakub Jelinek <jakub@redhat.com>
1309 Iain Sandoe <iains@gcc.gnu.org>
1312 * dwarf2out.c (output_cfa_loc): When required, apply the
1313 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
1314 (output_loc_sequence): Likewise.
1315 (output_loc_operands_raw): Likewise.
1316 (output_loc_sequence_raw): Likewise.
1317 (output_cfa_loc): Likewise.
1318 (output_loc_list): Suppress register number adjustment when
1319 calling output_loc_sequence()
1320 (output_die): Likewise.
1322 2011-02-12 Anatoly Sokolov <aesok@post.ru>
1324 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1326 * config/xtensa/xtensa.c (xtensa_register_move_cost,
1327 xtensa_memory_move_cost): New functions.
1328 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
1330 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
1333 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
1334 in the current directory.
1335 * configure: Rebuilt.
1337 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1339 * config/darwin.c (darwin_override_options): Add a hunk missed
1340 from the commit of r168571. Trim comment line lengths and
1341 correct indents of the preceding block.
1343 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1345 * gcc.c (driver_handle_option): Concatenate the argument to -F with
1348 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1350 * common.opt (nostartfiles): New Driver option.
1352 2011-02-11 Xinliang David Li <davidxl@google.com>
1354 PR tree-optimization/47707
1355 * tree-chrec.c (convert_affine_scev): Keep type precision.
1357 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
1359 PR tree-optimization/47420
1360 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
1362 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
1364 PR rtl-optimization/47614
1365 * rtl.h (check_for_inc_dec): Declare.
1366 * dse.c (check_for_inc_dec): Externalize...
1367 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
1368 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
1370 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1373 * gcc.c (main): Do not compile inputs if there were errors in
1375 * opts-common.c (read_cmdline_option): Check for wrong language
1376 after other error checks.
1378 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
1380 * cgraph.c: Fix comment typos.
1381 * cgraph.h: Likewise.
1382 * cgraphunit.c: Likewise.
1383 * ipa-cp.c: Likewise.
1384 * ipa-inline.c: Likewise.
1385 * ipa-prop.c: Likewise.
1386 * ipa-pure-const.c: Likewise.
1387 * ipa-ref.c: Likewise.
1388 * ipa-reference.c: Likewise.
1390 2011-02-11 Jakub Jelinek <jakub@redhat.com>
1393 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
1395 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1398 * doc/sourcebuild.texi (Require Support): Document
1399 dg-require-ascii-locale.
1401 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
1403 * doc/lto.texi (Write summary): Fix missing parentheses.
1405 2011-02-10 DJ Delorie <dj@redhat.com>
1407 * config/m32c/m32c.c (m32c_option_override): Disable
1408 -fcombine-stack-adjustments until flag value tracking and compare
1409 optimization can be rewritten.
1411 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
1413 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
1415 (PROCESSOR_DEFAULT64): Likewise.
1417 2011-02-10 Richard Henderson <rth@redhat.com>
1419 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
1420 change from 2011-02-03.
1421 * config/rx/rx.c (flags_from_code): Likewise.
1422 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
1423 is valid, n/pz otherwise.
1424 (rx_select_cc_mode): Return CCmode if Y is not zero.
1426 2011-02-10 Richard Guenther <rguenther@suse.de>
1428 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
1430 2011-02-10 Richard Guenther <rguenther@suse.de>
1432 PR tree-optimization/47677
1433 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
1435 2011-02-10 Jakub Jelinek <jakub@redhat.com>
1438 * combine.c (make_compound_operation): Only change shifts into
1439 multiplication for SCALAR_INT_MODE_P.
1441 2011-02-10 Jie Zhang <jie@codesourcery.com>
1445 2011-02-05 Jie Zhang <jie@codesourcery.com>
1447 * web.c (entry_register): Don't clobber the number of the
1448 first uninitialized reference in used[].
1450 2011-02-09 Richard Guenther <rguenther@suse.de>
1452 PR tree-optimization/47664
1453 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
1456 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
1460 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
1462 (PROCESSOR_DEFAULT64): Same.
1463 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
1465 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1467 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
1469 2011-02-09 Martin Jambor <mjambor@suse.cz>
1472 * tree-sra.c (struct access): New flags grp_scalar_read and
1473 grp_scalar_write. Changed description of assignment read and write
1475 (dump_access): Dump new flags, reorder all of them.
1476 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
1477 to detect multiple scalar reads.
1478 (analyze_access_subtree): Use the new scalar read write flags instead
1479 of the old flags. Adjusted comments.
1481 2011-02-08 DJ Delorie <dj@redhat.com>
1484 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
1487 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1489 * config/m68k/uclinux.opt: New.
1490 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
1492 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1494 * config/cris/elf.opt (sim): New Driver option.
1496 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1498 * config/xtensa/elf.opt: New.
1499 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
1501 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1503 * config/vax/elf.opt: New.
1504 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
1506 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1508 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
1510 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1512 * config/gnu-user.opt: New.
1513 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
1514 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
1515 *-*-uclinux*): Use gnu-user.opt.
1517 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
1519 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
1520 * config/i386/gnu.h (CPP_SPEC): Likewise.
1522 2011-02-08 Ian Lance Taylor <iant@google.com>
1524 * common.opt (fcx-limited-range): Add SetByCombined flag.
1525 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
1526 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
1527 (fassociative-math, freciprocal-math): Likewise.
1528 (funsafe-math-optimizations): Likewise.
1529 * opth-gen.awk: Handle SetByCombined.
1530 * optc-gen.awk: Likewise.
1531 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
1532 (set_unsafe_math_optimizations_flags): Likewise.
1533 * doc/options.texi (Option properties): Document SetByCombined.
1535 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1537 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
1538 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
1539 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
1540 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
1541 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
1543 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
1545 PR tree-optimization/46834
1546 PR tree-optimization/46994
1547 PR tree-optimization/46995
1548 * graphite-sese-to-poly.c (used_outside_reduction): New.
1549 (detect_commutative_reduction): Call used_outside_reduction.
1550 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
1551 translate_scalar_reduction_to_array only when at least one
1552 loop-phi/close-phi tuple has been detected.
1554 2011-02-08 Richard Guenther <rguenther@suse.de>
1557 * tree-vect-generic.c (expand_vector_operations_1): Update
1559 (expand_vector_operations): ... not here. Cleanup EH info
1560 and the CFG if required.
1562 2011-02-08 Richard Guenther <rguenther@suse.de>
1564 PR tree-optimization/47641
1565 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
1566 require type compatibility.
1568 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1570 * gimple-low.c (lower_function_body): Don't remove the location of
1571 the return statement here.
1572 (lower_gimple_return): Do it here instead but only if the return
1573 statement is actually used twice.
1575 2011-02-08 Richard Guenther <rguenther@suse.de>
1577 PR tree-optimization/47632
1578 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
1579 unused up_to_stmt parameter, return whether cfg-cleanup is
1580 necessary, remove EH info properly.
1581 (forward_propagate_into_gimple_cond): Adjust caller.
1582 (forward_propagate_into_cond): Likewise.
1583 (forward_propagate_comparison): Likewise.
1584 (tree_ssa_forward_propagate_single_use_vars): Make
1585 forward_propagate_comparison case similar to the two others.
1587 2011-02-08 Nick Clifton <nickc@redhat.com>
1589 * config/mn10300/mn10300.opt (mliw): New command line option.
1590 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
1591 (liw_bundling): New automaton.
1592 (liw): New attribute.
1593 (liw_op): New attribute.
1594 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
1595 (movsi_internal): Add LIW attributes.
1599 (addsi3): Separate register and immediate alternatives.
1604 (lshrsi3): Likewise.
1605 (ashrsi3): Likewise.
1607 * config/mn10300/mn10300.c (liw_op_names): New
1608 (mn10300_print_operand): Handle 'W' operand descriptor.
1609 (extract_bundle): New function.
1610 (check_liw_constraints): New function.
1611 (liw_candidate): New function.
1612 (mn10300_bundle_liw): New function.
1613 (mn10300_reorg): New function.
1614 (TARGET_MACHINE_DEPENDENT_REORG): Define.
1615 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
1616 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
1617 __LIW__ or __NO_LIW__.
1618 * doc/invoke.texi: Describe the -mliw command line option.
1620 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1622 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
1623 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1624 pthread_mutex_unlock): Remove.
1625 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
1626 * config/pa/t-pa64: Likewise.
1627 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
1628 shared libc if not linking against libpthread.
1629 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
1631 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
1634 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
1635 on 10.6 and later to ensure that we always use the unwinder from
1636 the system. Only add -no_compact_unwind when tarteting darwin
1639 2011-02-07 Steve Ellcey <sje@cup.hp.com>
1642 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
1643 (vec_interleave_lowv2sf): Ditto.
1644 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
1645 (vec_extract_oddv2sf): Ditto.
1647 2011-02-07 Mike Stump <mikestump@comcast.net>
1650 Add __ieee_divdc3 entry point.
1651 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
1653 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
1654 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
1655 * config/darwin.c (darwin_rename_builtins): Add.
1656 * config/darwin-protos.h (darwin_rename_builtins): Add.
1658 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1661 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
1664 2011-02-07 Mike Stump <mikestump@comcast.net>
1666 * config/darwin.opt (mmacosx-version-min): Update default OS version.
1668 2011-02-07 Denis Chertykov <chertykov@gmail.com>
1671 * config/avr/libgcc.S (exit): Move .endfunc
1673 2011-02-07 Richard Guenther <rguenther@suse.de>
1675 PR tree-optimization/47615
1676 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
1677 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
1678 (run_scc_vn): Initialize it.
1679 (visit_reference_op_load): Use it.
1680 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
1682 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1684 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
1685 DImode trapping arithmetic libfuncs.
1687 2011-02-07 Richard Guenther <rguenther@suse.de>
1689 PR tree-optimization/47621
1690 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
1692 (execute_update_addresses_taken): ... here. Make it more
1693 conservative in what we accept.
1695 2011-02-06 Joseph Myers <joseph@codesourcery.com>
1697 * config/sparc/freebsd.h (ASM_SPEC): Define.
1698 * config/sparc/vxworks.h (ASM_SPEC): Define.
1700 2011-02-06 Joseph Myers <joseph@codesourcery.com>
1702 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
1704 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
1706 * doc/invoke.texi: Remove reference to compiler internals from
1709 * reg-notes.def: Remove REG_VALUE_PROFILE.
1710 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
1712 2011-02-05 Jakub Jelinek <jakub@redhat.com>
1715 * varasm.c (default_section_type_flags): If decl is NULL,
1716 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
1718 2011-02-05 Jie Zhang <jie@codesourcery.com>
1721 * web.c (entry_register): Don't clobber the number of the
1722 first uninitialized reference in used[].
1724 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
1726 PR tree-optimization/46194
1727 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
1728 (build_classic_dist_vector_1): Do not represent classic distance
1729 vectors when the access functions are variating in different loops.
1731 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1733 * config/mips/iris6.opt: New.
1734 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
1736 2011-02-04 Richard Henderson <rth@redhat.com>
1737 Steve Ellcey <sje@cup.hp.com>
1740 * config/ia64/predicates.md (mux1_brcst_element): New.
1741 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
1742 * config/ia64/ia64.c (ia64_unpack_assemble): New.
1743 (ia64_unpack_sign): New.
1744 (ia64_expand_unpack): Rewrite using new routines.
1745 (ia64_expand_widen_sum): Ditto.
1746 (ia64_expand_dot_prod_v8qi): Ditto.
1747 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
1748 routines, add endian check.
1749 (pmpy2_even): Rename from pmpy2_r, add endian check.
1750 (pmpy2_odd): Rename from pmpy2_l, add endian check.
1751 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
1752 (vec_widen_smult_hi_v4hi): Ditto.
1753 (vec_widen_umult_lo_v4hi): Ditto.
1754 (vec_widen_umult_hi_v4hi): Ditto.
1755 (mulv2si3): Change endian checks.
1756 (sdot_prodv4hi): Rewrite with new calls.
1757 (udot_prodv4hi): New.
1758 (vec_pack_ssat_v4hi): Add endian check.
1759 (vec_pack_usat_v4hi): Ditto.
1760 (vec_pack_ssat_v2si): Ditto.
1761 (max1_even): Rename from max1_r, add endian check.
1762 (max1_odd): Rename from max1_l, add endian check.
1763 (*mux1_rev): Format change.
1765 (*mux1_shuf): Ditto.
1767 (*mux1_brcst_v8qi): Use new predicate.
1768 (vec_extract_evenv8qi): Remove endian check.
1769 (vec_extract_oddv8qi): Ditto.
1770 (vec_interleave_lowv4hi): Format change.
1771 (vec_interleave_highv4hi): Ditto.
1772 (mix2_even): Rename from mix2_r, add endian check.
1773 (mix2_odd): Rename from mux2_l, add endian check.
1774 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
1775 (vec_extract_evenodd_helper): Format change.
1776 (vec_extract_evenv4hi): Remove endian check.
1777 (vec_extract_oddv4hi): Remove endian check.
1778 (vec_interleave_lowv2si): Format change.
1779 (vec_interleave_highv2si): Format change.
1780 (vec_initv2si): Remove endian check.
1781 (vecinit_v2si): Add endian check.
1782 (reduc_splus_v2sf): Add endian check.
1783 (reduc_smax_v2sf): Ditto.
1784 (reduc_smin_v2sf): Ditto.
1785 (vec_initv2sf): Remove endian check.
1786 (fpack): Add endian check.
1787 (fswap): Add endian check.
1788 (vec_interleave_highv2sf): Add endian check.
1789 (vec_interleave_lowv2sf): Add endian check.
1790 (fmix_lr): Add endian check.
1791 (vec_setv2sf): Format change.
1792 (*vec_extractv2sf_0_be): Use shift to extract operand.
1793 (*vec_extractv2sf_1_be): New.
1794 (vec_pack_trunc_v4hi): Add endian check.
1795 (vec_pack_trunc_v2si): Format change.
1797 2011-02-04 Jakub Jelinek <jakub@redhat.com>
1800 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
1801 do bb, locus and block comparison and disallow loads if it is not set.
1802 (stmt_is_replaceable_p): New function.
1803 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
1805 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
1806 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
1808 * tree-flow.h (stmt_is_replaceable_p): New prototype.
1810 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1812 * config/rs6000/xilinx.opt: New.
1813 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
1815 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1817 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
1819 2011-02-03 Anatoly Sokolov <aesok@post.ru>
1821 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
1822 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1823 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
1824 secondary_reload_info, xtensa_secondary_reload): Remove.
1825 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
1826 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1827 (xtensa_preferred_reload_class): Make static. Change return and
1828 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
1829 Use CONST_DOUBLE_P predicate.
1830 (xtensa_preferred_output_reload_class): New function.
1831 (xtensa_secondary_reload): Make static.
1833 2011-02-03 Joseph Myers <joseph@codesourcery.com>
1835 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
1836 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
1837 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
1839 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1842 * output.h (SECTION_RELRO): Define.
1843 (SECTION_MACH_DEP): Adjust.
1844 (get_variable_section): New prototype.
1845 * varpool.c (varpool_finalize_named_section_flags): New function.
1846 (varpool_assemble_pending_decls): Call it.
1847 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
1848 * cgraphunit.c (cgraph_output_in_order): Call
1849 varpool_finalize_named_section_flags.
1850 * varasm.c (get_section): Allow section flags conflicts between
1851 relro and read-only sections if the section hasn't been declared yet.
1852 Set SECTION_OVERRIDE after diagnosing section type conflict.
1853 (get_variable_section): No longer static.
1854 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
1855 readonly sections that need relocations.
1856 (decl_readonly_section_1): New function.
1857 (decl_readonly_section): Use it.
1860 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
1861 Steve Ellcey <sje@cup.hp.com>
1864 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
1865 if section attribute used.
1867 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1869 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
1870 * config/darwin.c (SECTION_NO_ANCHOR): Define.
1871 (darwin_init_sections): Remove assertion.
1873 2011-02-03 Nick Clifton <nickc@redhat.com>
1875 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
1877 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
1878 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
1879 instead of "n" and "pz".
1880 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
1883 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1886 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
1887 fma, expand FMA_EXPR as fma{,f,l} call.
1890 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
1891 copy them into a unsigned char variable and pass address of it to
1892 lto_output_data_stream.
1895 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
1896 around backend_init_target and lang_dependent_init_target calls.
1897 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
1898 (verify_cgraph_node): Don't call set_cfun here. Use
1899 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
1900 Set error_found for incorrectly represented calls to thunks.
1902 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1905 PR rtl-optimization/43494
1906 * rtl.h (for_each_inc_dec_fn): New type.
1907 (for_each_inc_dec): Declare.
1908 * rtlanal.c (struct for_each_inc_dec_ops): New type.
1909 (for_each_inc_dec_find_inc_dec): New fn.
1910 (for_each_inc_dec_find_mem): New fn.
1911 (for_each_inc_dec): New fn.
1912 * dse.c (struct insn_size): Remove.
1913 (replace_inc_dec, replace_inc_dec_mem): Remove.
1914 (emit_inc_dec_insn_before): New fn.
1915 (check_for_inc_dec): Use it, along with for_each_inc_dec.
1916 (canon_address): Pass mem modes to cselib_lookup.
1917 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
1918 (cselib_lookup_from_insn): Likewise.
1919 (cselib_subst_to_values): Likewise.
1920 * cselib.c (find_slot_memmode): New var.
1921 (cselib_find_slot): New fn. Use it instead of
1922 htab_find_slot_with_hash everywhere.
1923 (entry_and_rtx_equal_p): Use find_slot_memmode.
1924 (autoinc_split): New fn.
1925 (rtx_equal_for_cselib_p): Rename and implement in terms of...
1926 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
1927 Deal with autoinc. Special-case recursion into MEMs.
1928 (cselib_hash_rtx): Likewise.
1929 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
1930 address and MEM modes.
1931 (cselib_subst_to_values): Add memmode, pass it on.
1933 (cselib_lookup): Add memmode argument, pass it on.
1934 (cselib_lookup_from_insn): Add memmode.
1935 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
1936 (struct cselib_record_autoinc_data): New.
1937 (cselib_record_autoinc_cb): New fn.
1938 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
1939 mode to cselib_lookup. Reset autoinced REGs here instead of...
1940 (cselib_process_insn): ... here.
1941 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
1943 (add_uses): Likewise, also to cselib_subst_to_values.
1944 (add_stores): Likewise.
1945 * sched-deps.c (add_insn_mem_dependence): Pass mode to
1946 cselib_subst_to_values.
1947 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
1948 * gcse.c (do_local_cprop): Adjusted.
1949 * postreload.c (reload_cse_simplify_set): Adjusted.
1950 (reload_cse_simplify_operands): Adjusted.
1951 * sel-sched-dump (debug_mem_addr_value): Pass mode.
1953 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1955 PR tree-optimization/45122
1956 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
1957 unsafe assumptions when there's more than one loop exit.
1959 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1962 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
1963 Document using vector double with the load/store builtins, and
1964 that the load/store builtins always use Altivec instructions.
1966 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
1967 to use altivec memory instructions, even on VSX.
1968 (vector_altivec_store_<mode>): Ditto.
1970 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
1973 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1974 V2DF, V2DI support to load/store overloaded builtins.
1976 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
1977 altivec load/store builtins for V2DF/V2DI types.
1979 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
1980 set avoid indexed addresses on power6 if -maltivec.
1981 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
1982 vector_altivec_load/vector_altivec_store builtins.
1983 (altivec_expand_st_builtin): Ditto.
1984 (altivec_expand_builtin): Add VSX memory builtins.
1985 (rs6000_init_builtins): Add V2DI types to internal types.
1986 (altivec_init_builtins): Add support for V2DF/V2DI altivec
1987 load/store builtins.
1988 (rs6000_address_for_altivec): Insure memory address is appropriate
1991 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
1992 vec_vsx_ld and vec_vsx_st.
1993 (vsx_store_<mode>): Ditto.
1995 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
1996 variables to hold long long types for VSX vector memory builtins.
1997 (RS6000_BTI_unsigned_long_long): Ditto.
1998 (long_long_integer_type_internal_node): Ditti.
1999 (long_long_unsigned_type_internal_node): Ditti.
2001 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
2002 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
2003 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
2005 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
2007 (vec_vsx_st): Ditto.
2009 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2011 * config/pa/pa-hpux10.opt: New.
2012 * config/hpux11.opt (pthread): New Driver option.
2013 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
2014 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
2016 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2018 * config/ia64/vms.opt: New.
2019 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
2021 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2024 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
2025 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
2026 generator functions.
2027 (vsx_floatuns<VSi><mode>2): Ditto.
2028 (vsx_fix_trunc<mode><VSi>2): Ditto.
2029 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
2031 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2033 * config/i386/djgpp.opt (posix): New Driver option.
2035 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2037 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
2038 Move to the unsupported targets list.
2040 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
2042 PR rtl-optimization/47525
2043 * df-scan.c: Update copyright years.
2044 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
2045 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
2047 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2049 * config/i386/sysv4.h (TARGET_VERSION): Remove.
2050 (SUBTARGET_RETURN_IN_MEMORY): Remove.
2051 (ASM_OUTPUT_ASCII): Remove.
2052 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
2054 2011-02-02 Jeff Law <law@redhat.com>
2057 * reload.c (find_reloads_address): Handle reg+d address where both
2058 components are invalid by reloading the entire address.
2060 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2061 Richard Guenther <rguenther@suse.de>
2063 PR tree-optimization/40979
2065 * passes.c (init_optimization_passes): After LIM call copy_prop
2066 and DCE to clean up.
2067 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
2069 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2071 PR tree-optimization/47576
2072 PR tree-optimization/47555
2073 * doc/invoke.texi (scev-max-expr-complexity): Documented.
2074 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2075 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
2076 * tree-scalar-evolution.c (follow_ssa_edge): Use
2077 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
2079 2011-02-02 Richard Guenther <rguenther@suse.de>
2081 PR tree-optimization/47566
2082 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
2084 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2088 * tree-inline.c (declare_return_variable): Remove unused caller
2093 * tree-flow-inline.h (clear_is_used, is_used_p): New.
2094 * cfgexpand.c (account_used_vars_for_block): Use them.
2095 * tree-nrv.c (tree_nrv): Likewise.
2096 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
2097 (dump_scope_block): Likewise.
2098 (remove_unused_locals): Likewise.
2102 * tree-inline.c (declare_return_variable): Add result decl to
2103 local decls only once.
2104 * gimple-low.c (record_vars_into): Mark newly-created variables
2107 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2113 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2115 (no_real_insns_p, schedule_block, set_priorities): Drop special
2116 treatment of boundary debug insns.
2117 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2118 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
2119 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2120 (BOUNDARY_DEBUG_INSN_P): Likewise.
2121 (SCHEDULE_DEBUG_INSN_P): Likewise.
2122 * sched-rgn.c (init_ready_list): Drop special treatment of
2123 boundary debug insns.
2124 * final.c (rest_of_clean_state): Clear notes' BB.
2126 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2128 * config/openbsd.opt (assert=): New Driver option.
2130 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2132 * config/i386/nto.opt: New.
2133 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
2135 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2137 * config/i386/netware.opt: New.
2138 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
2140 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2142 * config/interix.opt (posix): New Driver option.
2144 2011-02-01 DJ Delorie <dj@redhat.com>
2146 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
2148 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
2151 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
2153 PR tree-optimization/47561
2154 * toplev.c (process_options): Print the Graphite flags. Add
2155 flag_loop_flatten to the list of options requiring Graphite.
2157 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2159 * config/i386/cygming.opt (posix): New Driver option.
2161 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2163 * config/arm/vxworks.opt: New.
2164 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
2166 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2168 * config/alpha/elf.opt: New.
2169 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
2170 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
2172 2011-02-01 Richard Guenther <rguenther@suse.de>
2174 PR tree-optimization/47559
2175 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
2176 store-motion on references that can throw.
2178 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
2180 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
2181 * tree-pass.h (TDF_CSELIB): New macro.
2182 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
2183 cselib_lookup): Check for it rather than for TDF_DETAILS.
2185 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
2188 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
2191 * opts.c (finish_options): Don't add x_aux_base_name if it is
2194 2011-02-01 Richard Guenther <rguenther@suse.de>
2196 PR tree-optimization/47555
2198 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
2200 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2202 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
2205 * config/lm32/t-lm32: Add multilib for all CPU options.
2207 2011-02-01 Richard Guenther <rguenther@suse.de>
2209 PR tree-optimization/47541
2210 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2211 sure to have a field at offset zero.
2213 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2215 * config/arc/arc.opt (EB, EL): New Driver options.
2217 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2219 * config/alpha/osf5.opt: New.
2220 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
2222 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2224 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
2226 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
2228 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
2230 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
2231 is an alias of -floop-interchange and that it requires the
2232 Graphite infrastructure.
2233 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
2234 flag_loop_interchange based on the value of flag_tree_loop_linear.
2236 2011-01-31 Jakub Jelinek <jakub@redhat.com>
2237 Richard Guenther <rguenther@suse.de>
2239 PR tree-optimization/47538
2240 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
2241 type instead of r1type, except for comparisons. For right
2242 shifts and comparisons punt if there are mismatches in
2243 sizetype vs. non-sizetype types.
2245 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2247 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2250 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2252 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
2254 * configure: Regenerate.
2256 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2258 * configure.ac (gcc_cv_ld_static_option): Define.
2259 (gcc_cv_ld_dynamic_option): Define.
2260 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
2262 (HAVE_LD_STATIC_DYNAMIC): Update message.
2263 (LD_STATIC_OPTION): Define.
2264 (LD_DYNAMIC_OPTION): Define.
2265 * configure: Regenerate.
2266 * config.in: Regenerate.
2267 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
2268 HAVE_LD_STATIC_DYNAMIC]: Use them.
2270 2011-01-31 Nick Clifton <nickc@redhat.com>
2272 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
2273 registers inside interrupt handlers if the handler is not a leaf
2276 2011-01-31 Nick Clifton <nickc@redhat.com>
2278 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
2279 reg_renumber returning an INVALID_REGNUM.
2281 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2284 * doc/install.texi: Document host options discarded when cross
2285 configuring target libraries.
2287 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2290 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2293 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2295 (no_real_insns_p, schedule_block, set_priorities): Drop special
2296 treatment of boundary debug insns.
2297 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2298 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2299 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2300 (BOUNDARY_DEBUG_INSN_P): Likewise.
2301 (SCHEDULE_DEBUG_INSN_P): Likewise.
2302 * sched-rgn.c (init_ready_list): Drop special treatment of
2303 boundary debug insns.
2304 * final.c (rest_of_clean-state): Clear notes' BB.
2306 2011-01-31 Alan Modra <amodra@gmail.com>
2308 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
2309 toc relative expressions as we do in print_operand_address.
2311 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
2313 * doc/extend.texi: Follow spelling conventions.
2314 * doc/invoke.texi: Fix a typo.
2316 2011-01-30 Joseph Myers <joseph@codesourcery.com>
2318 * config/hpux11.opt: New.
2319 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
2320 ia64*-*-hpux*): Use hpux11.opt.
2322 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
2324 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
2327 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2329 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
2332 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2334 * doc/install.texi (Binaries): Remove outdated reference for
2335 Motorola 68HC11/68HC12 downloads.
2337 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2339 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
2342 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
2345 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
2348 2011-01-28 Ahmad Sharif <asharif@google.com>
2350 * value-prof.c (check_counter): Corrected error message.
2352 2011-01-29 Jie Zhang <jie@codesourcery.com>
2354 * config/arm/arm.c (arm_legitimize_reload_address): New.
2355 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
2356 arm_legitimize_reload_address.
2357 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
2359 2011-01-28 Ian Lance Taylor <iant@google.com>
2361 * godump.c (go_define): Ignore macros whose definitions include
2362 two adjacent operands.
2364 2011-01-28 Jakub Jelinek <jakub@redhat.com>
2367 * varasm.c (force_const_mem): Store copy of x in desc->constant
2368 instead of x itself.
2369 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
2370 itself into REG_EQUAL note.
2372 2011-01-28 Joseph Myers <joseph@codesourcery.com>
2374 * config/freebsd.opt (posix, rdynamic): New Driver options.
2376 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2378 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
2380 * configure: Regenerate.
2382 2011-01-27 Joseph Myers <joseph@codesourcery.com>
2384 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
2385 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
2387 2011-01-27 Anatoly Sokolov <aesok@post.ru>
2389 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
2390 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
2391 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
2392 (s390_preferred_reload_class): Make static. Change return and
2393 'rclass' argument type to reg_class_t.
2395 2011-01-27 Jan Hubicka <jh@suse.cz>
2398 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
2399 (process_function_and_variable_attributes): Check defined weakrefs.
2401 2011-01-27 Martin Jambor <mjambor@suse.cz>
2403 PR tree-optimization/47228
2404 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
2405 build_ref_for_offset.
2407 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2409 * config/spu/spu-elf.h (ASM_SPEC): Remove.
2411 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
2413 PR rtl-optimization/46856
2414 * postreload.c (reload_combine_recognize_const_pattern): Do not
2415 separate cc0 setter and user on cc0 targets.
2417 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
2420 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
2421 passed a VOID_TYPE expression, immediately emit an error and
2422 return error_mark_node.
2424 2011-01-26 Jeff Law <law@redhat.com>
2426 PR rtl-optimization/47464
2427 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
2428 rather than may_trap_p as needed.
2430 2011-01-26 DJ Delorie <dj@redhat.com>
2432 PR rtl-optimization/46878
2433 * combine.c (insn_a_feeds_b): Check for the implicit cc0
2434 setter/user dependency as well.
2436 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
2438 PR rtl-optimization/44469
2439 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
2440 after removing trivially dead basic blocks.
2442 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2444 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
2445 * config/frv/frv.h (LINK_SPEC): Likewise.
2446 * config/i386/netware.h (LINK_SPEC): Likewise.
2447 * config/m68k/linux.h (ASM_SPEC): Likewise.
2448 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2449 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2450 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2451 * config/sparc/linux.h (ASM_SPEC): Likewise.
2452 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2453 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2455 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2457 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
2458 * config/frv/frv.h (ASM_SPEC): Likewise.
2459 * config/m68k/linux.h (ASM_SPEC): Likewise.
2460 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2461 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
2462 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2463 * config/sparc/linux.h (ASM_SPEC): Likewise.
2464 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2465 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2467 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2469 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
2470 * config/frv/frv.h (LINK_SPEC): Likewise.
2471 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2473 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2475 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
2476 * config/frv/frv.h (ASM_SPEC): Likewise.
2477 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
2478 * config/m68k/linux.h (ASM_SPEC): Likewise.
2479 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2480 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
2481 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2482 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
2483 * config/sparc/linux.h (ASM_SPEC): Likewise.
2484 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2485 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2486 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
2488 2011-01-26 Steve Ellcey <sje@cup.hp.com>
2491 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
2493 (vec_extract_evenodd_help): Ditto.
2494 (vec_extract_evenv4hi): Ditto.
2495 (vec_extract_oddv4hi): Ditto.
2496 (vec_interleave_lowv2si): Ditto.
2497 (vec_interleave_highv2si): Ditto.
2498 (vec_extract_evenv2si): Ditto.
2499 (vec_extract_oddv2si: Ditto.
2500 (vec_pack_trunc_v2si): Ditto.
2502 2011-01-22 Jan Hubicka <jh@suse.cz>
2505 * cgraph.h (cgraph_local_info): New field can_change_signature.
2506 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
2507 signature can change.
2508 (ipcp_estimate_growth): Call sequence simplify only if calle signature
2510 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
2511 (cgraph_function_versioning): We can not change signature of functions
2512 that don't allow that.
2513 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
2514 (lto_input_node): Likewise.
2515 * ipa-inline.c (compute_inline_parameters): Compute
2516 local.can_change_signature.
2517 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
2518 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
2519 functions that can not change signature.
2520 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
2521 init_cumulative_args): Do not use local calling conventions
2522 for functions that can not change signature.
2524 2011-01-22 Jan Hubicka <jh@suse.cz>
2526 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
2528 2011-01-26 Richard Guenther <rguenther@suse.de>
2530 PR tree-optimization/47190
2531 * cgraphunit.c (process_common_attributes): New function.
2532 (process_function_and_variable_attributes): Use it.
2534 2011-01-26 Richard Guenther <rguenther@suse.de>
2537 * cgraphbuild.c (record_eh_tables): Record reference to personality
2540 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
2543 * sel-sched.c (moveup_expr): Don't let debug insns prevent
2544 non-debug insns from moving up.
2546 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
2549 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
2550 t-dlldir{,-x} fragment for build and add it to tmake_file.
2551 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
2552 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
2553 * config/i386/t-dlldir: New file.
2554 (SHLIB_DLLDIR): Define.
2555 * config/i386/t-dlldir-x: New file.
2556 (SHLIB_DLLDIR): Define.
2557 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
2558 (SHLIB_INSTALL): Use it.
2560 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
2563 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
2564 lower bound of the allowed Thumb-2 coprocessor load/store
2565 index range to -256. Add explaining comment.
2567 2011-01-25 Ian Lance Taylor <iant@google.com>
2569 * godump.c (go_define): Improve lexing of macro expansion to only
2570 accept expressions which match Go spec.
2572 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
2575 * tree.c (handle_dll_attribute): Handle it.
2576 * doc/extend.texi (@item dllexport): Mention it.
2577 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
2579 2011-01-25 Ian Lance Taylor <iant@google.com>
2581 PR tree-optimization/26854
2582 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
2583 (decl_jump_unsafe): Move higher in file, with no other change.
2584 (bind): Set has_jump_unsafe_decl if appropriate.
2585 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
2586 (check_earlier_gotos): Likewise.
2587 (c_check_switch_jump_warnings): Likewise.
2589 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
2591 * doc/invoke.texi (Warning Options): Add missing hyphen.
2592 (-fprofile-dir): Minor grammatical fixes.
2593 (-fbranch-probabilities): Likewise.
2595 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2599 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2601 (no_real_insns_p, schedule_block, set_priorities): Drop special
2602 treatment of boundary debug insns.
2603 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2604 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2605 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2606 (BOUNDARY_DEBUG_INSN_P): Likewise.
2607 (SCHEDULE_DEBUG_INSN_P): Likewise.
2608 * sched-rgn.c (init_ready_list): Drop special treatment of
2609 boundary debug insns.
2610 * final.c (rest_of_clean-state): Clear notes' BB.
2612 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2614 * Makefile.in (LAMBDA_H): Removed.
2615 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
2616 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
2617 lambda-trans.o, and tree-loop-linear.o.
2618 (lto-symtab.o): Remove dependence on LAMBDA_H.
2619 (tree-loop-linear.o): Remove rule.
2620 (lambda-mat.o): Same.
2621 (lambda-trans.o): Same.
2622 (lambda-code.o): Same.
2623 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
2624 (tree-vect-slp.o): Same.
2625 * hwint.h (gcd): Moved here.
2626 (least_common_multiple): Same.
2627 * lambda-code.c: Removed.
2628 * lambda-mat.c: Removed.
2629 * lambda-trans.c: Removed.
2630 * lambda.h: Removed.
2631 * tree-loop-linear.c: Removed.
2632 * lto-symtab.c: Do not include lambda.h.
2633 * omega.c (gcd): Removed.
2634 * passes.c (init_optimization_passes): Remove pass_linear_transform.
2635 * tree-data-ref.c (print_lambda_vector): Moved here.
2636 (lambda_vector_copy): Same.
2637 (lambda_matrix_copy): Same.
2638 (lambda_matrix_id): Same.
2639 (lambda_vector_first_nz): Same.
2640 (lambda_matrix_row_add): Same.
2641 (lambda_matrix_row_exchange): Same.
2642 (lambda_vector_mult_const): Same.
2643 (lambda_vector_negate): Same.
2644 (lambda_matrix_row_negate): Same.
2645 (lambda_vector_equal): Same.
2646 (lambda_matrix_right_hermite): Same.
2647 * tree-data-ref.h: Do not include lambda.h.
2648 (lambda_vector): Moved here.
2649 (lambda_matrix): Same.
2650 (dependence_level): Same.
2651 (lambda_transform_legal_p): Removed declaration.
2652 (lambda_collect_parameters): Same.
2653 (lambda_compute_access_matrices): Same.
2654 (lambda_vector_gcd): Same.
2655 (lambda_vector_new): Same.
2656 (lambda_vector_clear): Same.
2657 (lambda_vector_lexico_pos): Same.
2658 (lambda_vector_zerop): Same.
2659 (lambda_matrix_new): Same.
2660 * tree-flow.h (least_common_multiple): Removed declaration.
2661 * tree-parloops.c (lambda_trans_matrix): Moved here.
2663 (LTM_ROWSIZE): Same.
2664 (LTM_COLSIZE): Same.
2665 (LTM_DENOMINATOR): Same.
2666 (lambda_trans_matrix_new): Same.
2667 (lambda_matrix_vector_mult): Same.
2668 (lambda_transform_legal_p): Same.
2669 * tree-pass.h (pass_linear_transform): Removed declaration.
2670 * tree-ssa-loop.c (tree_linear_transform): Removed.
2671 (gate_tree_linear_transform): Removed.
2672 (pass_linear_transform): Removed.
2673 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
2674 flag_loop_interchange.
2676 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2678 PR tree-optimization/47265
2679 PR tree-optimization/47443
2680 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
2681 if name still has some uses.
2683 2011-01-25 Martin Jambor <mjambor@suse.cz>
2685 PR tree-optimization/47382
2686 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
2687 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
2689 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
2691 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
2692 sjlj_except_unwind_info.
2694 2011-01-25 Richard Guenther <rguenther@suse.de>
2696 PR tree-optimization/47426
2697 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
2698 visible functions results escape.
2700 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2703 * config/arm/arm.c (any_sibcall_uses_r3): New function.
2704 (arm_get_frame_offsets): Use it.
2706 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2707 Jakub Jelinek <jakub@redhat.com>
2709 PR tree-optimization/47271
2710 * tree-if-conv.c (bb_postdominates_preds): New.
2711 (if_convertible_bb_p): Call bb_postdominates_preds.
2712 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
2713 (predicate_scalar_phi): Call bb_postdominates_preds.
2715 2011-01-25 Nick Clifton <nickc@redhat.com>
2717 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
2718 * config/rx/rx.c (rx_function_value): Likewise.
2719 (rx_promote_function_mode): Likewise.
2720 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
2721 in order to make it legitimate.
2722 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
2723 make sure that the first operand is the same as the result register.
2724 (addsi3_unspec): Delete.
2725 (subdi3): Do not accept immediate operands.
2726 (subdi3_internal): Likewise.
2728 2011-01-25 Jeff Law <law@redhat.com>
2730 PR rtl-optimization/37273
2731 * ira-costs.c (scan_one_insn): Detect constants living in memory and
2732 handle them like argument loads from stack slots. Do not double
2733 count memory for memory constants and argument loads from stack slots.
2735 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2737 PR tree-optimization/47427
2738 PR tree-optimization/47428
2739 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2740 coalesce if the new root var would be TREE_READONLY.
2742 2011-01-25 Richard Guenther <rguenther@suse.de>
2745 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
2746 correct type for TBAA.
2748 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2750 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
2751 (close_phi_written_to_memory): Call for_each_index with
2752 dr_indices_valid_in_loop.
2754 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2756 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
2757 when it is initialized.
2759 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2761 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
2762 call to graphite_find_data_references_in_stmt.
2763 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
2764 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
2765 call to graphite_find_data_references_in_stmt.
2766 (analyze_drs_in_stmts): Same.
2767 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
2768 in which the scalar analysis of indices is performed.
2769 (create_data_ref): Same. Update call to dr_analyze_indices.
2770 (find_data_references_in_stmt): Update call to create_data_ref.
2771 (graphite_find_data_references_in_stmt): Same.
2772 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
2774 (create_data_ref): Same.
2775 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
2776 call to create_data_ref.
2778 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2780 * graphite-sese-to-poly.c (build_poly_scop): Move
2781 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
2783 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2785 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
2786 VAR_DECL, PARM_DECL, and RESULT_DECL.
2788 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2790 * graphite-dependences.c (reduction_dr_1): Allow several reductions
2792 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
2793 that have already been marked as PBB_IS_REDUCTION.
2795 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2797 * graphite-scop-detection.c (same_close_phi_node): New.
2798 (remove_duplicate_close_phi): New.
2799 (make_close_phi_nodes_unique): New.
2800 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
2802 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2804 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
2805 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
2806 of both data references to be the same.
2808 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2810 * graphite-dependences.c (build_lexicographical_constraint): Remove
2812 (build_lexicographical_constraint): Adjust call to
2813 ppl_powerset_is_empty.
2814 (dependence_polyhedron): Same.
2815 (graphite_legal_transform_dr): Same.
2816 (graphite_carried_dependence_level_k): Same.
2817 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
2819 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
2821 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2823 * graphite-sese-to-poly.c
2824 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
2825 (close_phi_written_to_memory): New.
2826 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
2829 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2831 * doc/install.texi: Update the expected version number of PPL to 0.11.
2832 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
2833 #if PPL_VERSION_MINOR < 11.
2835 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2837 * graphite-dependences.c: Include graphite-cloog-util.h.
2838 (new_poly_ddr): Inlined into dependence_polyhedron.
2839 (free_poly_ddr): Moved close by new_poly_ddr.
2840 (dependence_polyhedron_1): Renamed dependence_polyhedron.
2841 Early return NULL when ppl_powerset_is_empty returns true.
2842 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
2843 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
2844 (graphite_legal_transform_dr): Call new_poly_ddr.
2845 (graphite_carried_dependence_level_k): Same.
2846 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
2847 (dot_transformed_deps_stmt_1): Removed.
2848 (dot_deps_stmt_1): Call dot_deps_stmt_2.
2849 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
2850 (dot_deps_1): Call dot_deps_2.
2851 * Makefile.in (graphite-dependences.o): Add missing dependence on
2852 graphite-cloog-util.h.
2854 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2856 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
2857 (build_lexicographical_constraint): Same.
2858 (dependence_polyhedron_1): Same.
2859 (graphite_legal_transform_dr): Same.
2860 (graphite_carried_dependence_level_k): Same.
2861 * graphite-ppl.c (ppl_powerset_is_empty): New.
2862 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
2863 * tree-data-ref.c (dump_data_reference): Print the basic block index.
2865 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2867 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
2868 the "a followed by b" relation and document it.
2870 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2872 * graphite-dependences.c (build_lexicographical_constraint): Stop the
2873 iteration when the bag of constraints is empty.
2875 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2877 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
2879 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2881 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
2882 nest and two loop depths as parameters.
2883 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
2884 lst_perfect_nestify.
2886 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2888 * graphite-dependences.c (print_pddr): Call
2889 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
2891 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2893 * graphite-ppl.c (debug_gmp_value): New.
2894 * graphite-ppl.h (debug_gmp_value): Declared.
2896 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
2898 * doc/install.texi: Document availability of cloog-0.16.
2900 2011-01-25 Vladimir Kargov <kargov@gmail.com>
2902 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
2903 invalid postdominance info.
2905 2011-01-24 Jan Hubicka <jh@suse.cz>
2908 * doc/extend.texi (weak pragma): Drop claim that it must
2909 appear before definition.
2910 * varasm.c (merge_weak, declare_weak): Only sanity check
2911 that DECL is not output at a time it is declared weak.
2913 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
2915 * machmode.def: Fixed comments.
2917 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
2919 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
2921 2011-01-24 Paul Koning <ni1d@arrl.net>
2923 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
2926 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
2929 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
2930 (block_info): Add scanned and prev.
2931 (move_or_delete_vzeroupper_2): Return if the basic block
2932 has been scanned and the upper 128bit state is unchanged
2934 (move_or_delete_vzeroupper_1): Return true if the exit
2936 (move_or_delete_vzeroupper): Visit basic blocks using the
2937 work-list based algorithm based on vt_find_locations in
2940 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
2942 2011-01-24 Nick Clifton <nickc@redhat.com>
2944 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
2945 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
2946 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
2947 then define __v850e1__.
2948 * doc/invoke.texi: Document -mv850es.
2950 2011-01-24 Richard Henderson <rth@redhat.com>
2952 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
2953 compound unordered comparisons.
2954 * config/rx/rx.c (rx_split_fp_compare): Remove.
2955 * config/rx/rx-protos.h: Update.
2956 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
2957 (cbranchsf4): Don't call rx_split_fp_compare.
2958 (*cbranchsf4): Use rx_split_cbranch.
2959 (*cmpsf): Don't accept "i" constraint.
2960 (*conditional_branch): Only valid after reload.
2961 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
2963 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2966 * config/rs6000/altivec.md (vector constant splitters): Add
2967 support for creating vector single precision constants if -mvsx is
2968 used and we would create the constant using Altivec primitives.
2970 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
2971 Richard Sandiford <rdsandiford@googlemail.com>
2973 PR rtl-optimization/47166
2974 * reload1.c (emit_reload_insns): Disable the spill_reg_store
2975 mechanism for PRE_MODIFY and POST_MODIFY.
2976 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
2979 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
2981 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
2983 2011-01-22 Jan Hubicka <jh@suse.cz>
2986 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
2988 2011-01-22 Jan Hubicka <jh@suse.cz>
2990 PR tree-optimization/43884
2992 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
2993 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
2995 2011-01-22 Anatoly Sokolov <aesok@post.ru>
2997 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
2998 * config/s390/s390.c (s390_register_move_cost,
2999 s390_memory_move_cost): New.
3000 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
3002 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3005 * except.c (sjlj_assign_call_site_values): Move setting the
3006 crtl->uses_eh_lsda flag to ...
3007 (sjlj_mark_call_sites): ... here.
3008 (sjlj_emit_function_enter): Support NULL dispatch label.
3009 (sjlj_build_landing_pads): In a function with no landing pads
3010 that still has must-not-throw regions, generate code to register
3011 a personality function with empty LSDA.
3013 2011-01-21 Richard Henderson <rth@redhat.com>
3015 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
3017 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
3019 * compare-elim.c: New file.
3020 * Makefile.in (OBJS-common): Add it.
3021 (compare-elim.o): New.
3022 * common.opt (fcompare-elim): New.
3023 * opts.c (default_options_table): Add OPT_fcompare_elim.
3024 * tree-pass.h (pass_compare_elim_after_reload): New.
3025 * passes.c (init_optimization_passes): Add it.
3026 * recog.h: Protect against re-inclusion.
3027 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
3028 * doc/invoke.texi (-fcompare-elim): Document it.
3029 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
3030 * doc/tm.texi: Rebuild.
3032 2011-01-22 Nick Clifton <nickc@redhat.com>
3034 * config/rx/rx.md (cstoresf4): Pass comparison operator to
3035 rx_split_fp_compare.
3037 2011-01-22 Nick Clifton <nickc@redhat.com>
3039 * config/rx/rx.md (UNSPEC_CONST): New.
3040 (deallocate_and_return): Wrap the amount popped off the stack in
3041 an UNSPEC_CONST in order to stop it being rejected by
3042 -mmax-constant-size.
3043 (pop_and_return): Add a "(return)" rtx.
3044 (call): Drop the immediate operand.
3045 (call_internal): Likewise.
3046 (call_value): Likewise.
3047 (call_value_internal): Likewise.
3048 (sibcall_internal): Likewise.
3049 (sibcall_value_internal): Likewise.
3050 (sibcall): Likewise. Generate an explicit call using
3052 (sibcall_value): Likewise.
3053 (mov<>): FAIL if a constant operand is not legitimate.
3054 (addsi3_unpsec): New pattern.
3056 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
3057 (ok_for_max_constant): New function.
3058 (gen_safe_add): New function.
3059 (rx_expand_prologue): Use gen_safe_add.
3060 (rx_expand_epilogue): Likewise.
3061 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
3064 2011-01-21 Jeff Law <law@redhat.com>
3066 PR tree-optimization/47053
3067 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
3068 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
3069 statements are deleted.
3070 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
3071 is nonempty, then purge dead edges and cleanup the CFG.
3073 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3077 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3079 * tree-dfa.c (create_var_ann): Mark variable as used.
3081 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3084 * except.c (convert_to_eh_region_ranges): Emit queued no-region
3085 notes from other section in hot/cold partitioning even if
3086 last_action is -3. Increment call_site_base.
3088 PR rtl-optimization/47366
3089 * fwprop.c (forward_propagate_into): Return bool. If
3090 any changes are made, -fnon-call-exceptions is used and
3091 REG_EH_REGION note is present, call purge_dead_edges
3092 and return true if it purged anything.
3093 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
3094 any EH edges were purged.
3096 2011-01-21 Jeff Law <law@redhat.com>
3098 PR rtl-optimization/41619
3099 * caller-save.c (setup_save_areas): Break out code to determine
3100 which hard regs are live across calls by examining the reload chains
3101 so that it is always used.
3102 Eliminate code which checked REG_N_CALLS_CROSSED.
3104 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3106 PR tree-optimization/47355
3107 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
3108 NOP has non-debug uses beyond PHIs in new_bb.
3110 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3113 * cfgexpand.c (account_used_vars_for_block): Only account vars
3114 that are annotated as used.
3115 (estimated_stack_frame_size): Don't set TREE_USED.
3116 * tree-dfa.c (create_var_ann): Mark variable as used.
3118 2011-01-21 Richard Guenther <rguenther@suse.de>
3121 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
3123 2011-01-21 Richard Guenther <rguenther@suse.de>
3125 PR tree-optimization/47365
3126 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
3127 (vn_reference_lookup_pieces): Adjust.
3128 (vn_reference_lookup): Likewise.
3129 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
3130 (vn_reference_lookup_3): Only look through kills if in
3131 VN_WALKREWRITE mode.
3132 (vn_reference_lookup_pieces): Adjust.
3133 (vn_reference_lookup): Likewise.
3134 (visit_reference_op_load): Likewise.
3135 (visit_reference_op_store): Likewise.
3136 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
3137 (compute_avail): Likewise.
3138 (eliminate): Likewise.
3140 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3142 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
3143 DECL_IGNORED_P non-reg vars if they are used.
3145 PR tree-optimization/47391
3146 * varpool.c (const_value_known_p): Return false if
3149 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
3152 * config/i386/i386.c (ix86_local_alignment): Handle
3153 case for va_list_type_node is nil.
3154 (ix86_canonical_va_list_type): Likewise.
3156 2011-01-21 Alan Modra <amodra@gmail.com>
3158 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
3159 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
3161 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3163 * config/arm/arm.md (define_attr type): Rename f_load
3164 and f_store to f_fpa_load and f_fpa_store. Update.
3165 (write_conflict): Deal with rename fallout.
3166 (*push_fp_multi): Likewise.
3167 * config/arm/fpa.md (f_load): Use f_fpa_load.
3168 (f_store): Use f_fpa_store.
3169 (*movsf_fpa): Likewise.
3170 (*movdf_fpa): Likewise.
3171 (*movxf_fpa): Likewise.
3172 (*thumb2_movsf_fpa): Likewise.
3173 (*thumb2_movdf_fpa): Likewise.
3174 (*thumb2_movxf_fpa): Likewise.
3175 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
3176 f_loadd and f_stored.
3177 (*thumb2_movdi_vfp): Likewise.
3178 (*thumb2_movsf_vfp): Fix attribute to f_loads.
3179 (*thumb2_movsi_vfp): Likewise.
3180 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
3181 Use f_loads instead of f_load.
3182 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
3184 2011-01-20 Anatoly Sokolov <aesok@post.ru>
3186 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3187 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
3188 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3189 (xtensa_mode_dependent_address_p): New function.
3190 (constantpool_address_p): Make static. Change return type to bool.
3191 Change argument type to const_rtx. Use CONST_INT_P predicate.
3193 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
3196 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
3198 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3201 * cfgexpand.c (expand_debug_expr): Instead of generating
3202 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
3205 2011-01-20 Richard Guenther <rguenther@suse.de>
3208 * tree-inline.c (remap_gimple_op_r): Recurse manually for
3209 the pointer operand of MEM_REFs.
3211 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3213 PR tree-optimization/46130
3214 * ipa-split.c (consider_split): If return_bb contains non-virtual
3215 PHIs other than for retval or if split_function would not adjust it,
3218 2011-01-20 Richard Guenther <rguenther@suse.de>
3220 PR tree-optimization/47167
3221 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3222 Revert previous change, only avoid enumeral type changes.
3224 2011-01-19 Mike Stump <mikestump@comcast.net>
3226 * doc/tm.texi.in (BRANCH_COST): Englishify.
3227 * doc/tm.texi (BRANCH_COST): Likewise.
3229 2011-01-19 Dodji Seketeli <dodji@redhat.com>
3232 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
3233 (gen_scheduled_generic_parms_dies): New functions.
3234 (gen_struct_or_union_type_die): Schedule template parameters DIEs
3235 generation for the end of CU compilation.
3236 (dwarf2out_finish): Generate template parameters DIEs here.
3238 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3241 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
3242 debug bind stmt on merge edges.
3244 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3248 * function.c (instantiate_expr): Instantiate incoming rtl of
3249 implicit arguments, and recurse on VALUE_EXPRs.
3250 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
3251 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
3253 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3255 * c-parser.c (c_parser_for_statement): Initialize
3256 collection_expression.
3258 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3260 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
3262 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3264 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
3265 (LINK_SHLIB_SPEC): Don't use %(link_path).
3266 (SUBTARGET_EXTRA_SPECS): Remove link_path.
3268 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3270 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
3271 (NO_SHARED_LIB_SUPPORT): Remove.
3272 (LINK_SHLIB_SPEC): Remove one conditional definition.
3274 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3276 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
3278 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
3279 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
3280 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
3281 %{call_shared} and conditionals on these options not being passed.
3282 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
3285 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3287 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
3290 * ipa-split.c: Spelling fixes.
3292 2011-01-19 Richard Henderson <rth@redhat.com>
3294 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
3295 (*mulsi3): Likewise.
3297 * longlong.h [__mn10300__] (count_leading_zeros): New.
3298 [__mn10300__] (umul_ppmm, smul_ppmm): New.
3299 [__mn10300__] (add_ssaaaa, subddmmss): New.
3300 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
3301 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
3303 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3305 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
3307 2011-01-19 Richard Henderson <rth@redhat.com>
3309 * config/mn10300/mn10300.md (addsi3_flags): New.
3310 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
3311 (subsi3_flags, subc_internal, subdi3): New.
3312 (subdi3_internal, *subdi3_degenerate): New.
3313 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
3315 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
3316 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
3317 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
3318 * config/mn10300/mn10300-protos.h: Update.
3319 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
3320 (return_ret): Likewise. Rename from return_internal_regs.
3321 (return_internal): Remove.
3323 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
3324 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
3325 (mn10300_legitimate_constant_p): Likewise.
3326 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
3327 (mn10300_frame_size): New.
3328 (mn10300_expand_prologue): Use it.
3329 (mn10300_expand_epilogue): Likewise.
3330 (mn10300_initial_offset): Likewise.
3331 * config/mn10300/mn10300-protos.h: Update.
3332 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
3333 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
3334 (prologue, epilogue, return_internal): Tidy output code.
3335 (mn10300_store_multiple_operation, return): Likewise.
3336 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
3337 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
3338 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
3339 (load_pic, am33_load_pic): New.
3340 (mn10300_load_pic0, mn10300_load_pic1): New.
3342 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
3343 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
3344 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
3345 (cc_flags_for_mode, cc_flags_for_code): New.
3346 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
3347 overflow flag is not valid. Validate that the flags we need
3348 for the comparison are valid.
3349 (mn10300_output_cmp): Remove.
3350 (mn10300_output_add): New.
3351 (mn10300_select_cc_mode): Use cc_flags_for_code.
3352 (mn10300_split_cbranch): New.
3353 (mn10300_match_ccmode): New.
3354 (mn10300_split_and_operand_count): New.
3355 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
3357 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
3358 (addsi3): ... here. Use mn10300_output_add.
3359 (*addsi3_flags): New.
3360 (*am33_subsi3, *mn10300_subsi3): Merge...
3361 (subsi3): ... here. Use attribute isa.
3362 (*subsi3_flags): New.
3363 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
3365 (*am33_andsi3, *mn10300_andsi3): Merge...
3367 (*andsi3_flags): New.
3368 (andsi3 splitters): New.
3369 (*am33_iorsi3, *mn10300_iorsi3): Merge...
3371 (*iorsi3_flags): New.
3372 (*am33_xorsi3, *mn10300_xorsi3): Merge...
3374 (*xorsi3_flags): New.
3375 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
3376 (one_cmplsi2): ... here.
3377 (*one_cmplsi2_flags): New.
3378 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
3379 instead of "dax" in constraints. Use mn10300_split_cbranch.
3380 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
3381 use matching constraints to eliminate a self-comparison.
3382 (*integer_conditional_branch): Rename from integer_conditional_branch.
3383 Use int_mode_flags to match CC_REG.
3384 (*cbranchsi4_btst, *btstsi): New.
3385 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
3386 mn10300_split_cbranch.
3387 (*am33_cmpsf): Rename from am33_cmpsf.
3388 (*float_conditional_branch): Rename from float_conditional_branch.
3389 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
3390 (zero_extendqisi2): ... here.
3391 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
3392 (zero_extendhisi2): ... here.
3393 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
3394 (extendqisi2): ... here.
3395 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
3396 (extendhisi2): ... here.
3397 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
3398 (ashlsi3): ... here.
3399 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
3400 (lshrsi3): ... here.
3401 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
3402 (ashrsi3): ... here.
3403 (consecutive add peephole): Remove.
3404 * config/mn10300/predicates.md (label_ref_operand): New.
3405 (int_mode_flags): New.
3406 (CCZN_comparison_operator): New.
3408 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
3409 (throughput_42_latency_43): New reservation.
3410 (mulsidi3, umulsidi3): New expanders.
3411 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
3412 the MDR register to allocation; separately allocate the low and
3413 high parts of the DImode result.
3414 (umulsidi3_internal): Similarly.
3415 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
3416 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
3417 (udivsi3, umodsi3): Remove.
3418 (udivmodsi4, divmodsi4): New expanders.
3419 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
3420 (*divmodsi4): Simiarly.
3421 (ext_internal): New.
3423 * config/mn10300/constraints.md ("z"): New constraint.
3424 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
3425 (FIXED_REGISTERS): Don't fix MDR.
3426 (CALL_USED_REGSITERS): Reformat nicely.
3427 (REG_ALLOC_ORDER): Add MDR.
3428 (enum regclass): Add MDR_REGS.
3429 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
3430 (IRA_COVER_CLASSES): Add MDR_REGS.
3431 (REGNO_REG_CLASS): Handle MDR_REG.
3432 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
3433 (mn10300_register_move_cost): Likewise.
3434 * config/mn10300/mn10300.md (MDR_REG): New.
3435 (*movsi_internal): Handle moves to/from MDR_REGS.
3437 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
3439 (mn10300_secondary_reload): Tidy combination reload classes.
3440 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
3441 addresses for AM33. Allow symbolic offsets for reg+imm.
3442 (mn10300_regno_in_class_p): New.
3443 (mn10300_legitimize_reload_address): New.
3444 * config/mn10300/mn10300.h (enum reg_class): Remove
3445 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
3446 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
3448 (REG_CLASS_NAMES): Update to match.
3449 (REG_CLASS_CONTENTS): Likewise.
3450 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
3451 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
3452 (REGNO_IN_RANGE_P): Remove.
3453 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
3454 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
3455 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
3456 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
3457 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
3458 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
3459 (REGNO_GENERAL_P): New.
3460 (HAVE_POST_MODIFY_DISP): New.
3461 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
3462 (LEGITIMIZE_RELOAD_ADDRESS): New.
3463 * config/mn10300/mn10300-protos.h: Update.
3465 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
3466 DATA_REGS for AM33 stack-pointer destination.
3467 (mn10300_preferred_output_reload_class): Likewise.
3468 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
3469 into a form appropriate for ...
3470 (TARGET_SECONDARY_RELOAD): New.
3471 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
3472 * config/mn10300/mn10300-protos.h: Update.
3473 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
3474 reload_insi; use the "A" constraint for the scratch; handle AM33
3475 moves of sp to non-address registers.
3477 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
3478 (*movqi_internal): ... here.
3479 (*am33_movhi, *mn10300_movhi): Merge into...
3480 (*movhi_internal): ... here.
3481 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
3482 as the source/destination of moves from/to SP.
3483 (movsf): Only allow for AM33-2.
3484 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
3485 any integer constant constraint. Only allow for AM33-2. Tidy
3486 all of the alternative outputs.
3487 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
3488 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
3490 (udivsi3, umodsi3): New patterns for MN103 only.
3492 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
3494 * doc/tm.texi.in: Spell out that a lack of register class unions
3496 * doc/tm.texi: Regenerate.
3498 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3500 PR rtl-optimization/47337
3501 * dce.c (check_argument_store): New function.
3502 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
3504 PR tree-optimization/47290
3505 * tree-eh.c (infinite_empty_loop_p): New function.
3506 (cleanup_empty_eh): Use it.
3508 2011-01-18 Steve Ellcey <sje@cup.hp.com>
3511 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
3512 (a64_expand_widen_sum): Ditto.
3513 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
3514 (vec_extract_evenodd_help): Ditto.
3515 (vec_extract_evenv4hi): Ditto.
3516 (vec_extract_oddv4hi): Ditto.
3517 (vec_extract_evenv2si): Ditto.
3518 (vec_extract_oddv2si): Ditto.
3519 (vec_extract_evenv2sf): Ditto.
3520 (vec_extract_oddv2sf): Ditto.
3521 (vec_pack_trunc_v4hi: Ditto.
3522 (vec_pack_trunc_v2si): Ditto.
3523 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
3524 (vec_interleave_highv8qi): Ditto.
3526 (vec_extract_oddv8qi): Ditto.
3527 (vec_interleave_lowv4hi): Ditto.
3528 (vec_interleave_highv4hi): Ditto.
3529 (vec_interleave_lowv2si): Ditto.
3530 (vec_interleave_highv2si): Ditto.
3532 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3534 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
3535 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
3536 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
3537 (pa_c_mode_for_suffix): New.
3538 (TARGET_EXPAND_BUILTIN): Define.
3539 (TARGET_C_MODE_FOR_SUFFIX): Define.
3540 (pa_builtins): Define.
3541 (pa_init_builtins): Register __float128 type and init new support
3543 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
3544 * config/pa/quadlib.c (_U_Qfcopysign): New.
3546 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
3549 * explow.c (allocate_dynamic_stack_space): Do not assume more than
3550 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
3553 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3555 PR tree-optimization/47179
3556 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
3557 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
3559 2011-01-18 Richard Guenther <rguenther@suse.de>
3561 PR rtl-optimization/47216
3562 * emit-rtl.c: Include tree-flow.h.
3563 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
3564 of replicating it with different semantics.
3565 * Makefile.in (emit-rtl.o): Adjust.
3567 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3569 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
3570 (cortex_a9_dp): Handle neon types correctly.
3572 2011-01-18 Jakub Jelinek <jakub@redhat.com>
3574 PR rtl-optimization/47299
3575 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
3576 subtarget. Use normal multiplication if both operands are constants.
3577 * expmed.c (expand_widening_mult): Don't try to optimize constant
3578 multiplication if op0 has VOIDmode. Convert op1 constant to mode
3581 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3583 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
3584 spacing after 'e.g.', typos, comma, hyphenation.
3586 2011-01-17 Richard Henderson <rth@redhat.com>
3588 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
3589 (rx_restricted_mem_operand): New.
3590 (rx_shift_operand): Use register_operand.
3591 (rx_source_operand, rx_compare_operand): Likewise.
3592 * config/rx/rx.md (addsi3_flags): New expander.
3593 (adddi3): Rewrite as expander.
3594 (adc_internal, *adc_flags, adddi3_internal): New patterns.
3595 (subsi3_flags): New expander.
3596 (subdi3): Rewrite as expander.
3597 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
3599 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
3600 (rx_init_builtins): Remove sat builtin.
3601 (rx_expand_builtin): Likewise.
3602 * config/rx/rx.md (ssaddsi3): New.
3603 (*sat): Rename from sat. Represent the CC_REG input.
3605 * config/rx/predicates.md (rshift_operator): New.
3606 * config/rx/rx.c (rx_expand_insv): Remove.
3607 * config/rx/rx-protos.h: Update.
3608 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
3609 operand to the canonical position.
3610 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
3611 (*bitclr, *bitclr_in_memory): Similarly.
3612 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
3613 (insv): Retain the zero_extract in the expansion.
3615 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
3616 (bswaphi2, bitinvert, revw): Likewise.
3618 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
3619 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
3620 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
3621 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
3622 (bitset, bitset_in_memory): Likewise.
3623 (bitinvert, bitinvert_in_memory): Likewise.
3624 (bitclr, bitclr_in_memory): Likewise.
3625 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
3626 (rx_strend, rx_cmpstrn): Likewise.
3627 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
3628 (bitop peep2 patterns): Remove.
3630 * config/rx/rx.c (rx_match_ccmode): New.
3631 * config/rx/rx-protos.h: Update.
3632 * config/rx/rx.md (abssi2): Clobber, don't set flags.
3633 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
3634 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
3635 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
3636 (fix_truncsfsi2, floatsisf2): Likewise.
3637 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
3638 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
3639 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
3640 (*subsi3_flags, *xorsi3_flags): New.
3642 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
3644 * config/rx/rx.c (rx_print_operand): Remove workaround for
3645 unsplit comparison operations.
3647 * config/rx/rx.md (movsicc): Split after reload.
3648 (*movsicc): Merge *movsieq and *movsine via match_operator.
3649 (*stcc): New pattern.
3651 * config/rx/rx.c (rx_float_compare_mode): Remove.
3652 * config/rx/rx.h (rx_float_compare_mode): Remove.
3653 * config/rx/rx.md (cstoresi4): Split after reload.
3654 (*sccc): New pattern.
3656 * config/rx/predicates.md (label_ref_operand): New.
3657 (rx_z_comparison_operator): New.
3658 (rx_zs_comparison_operator): New.
3659 (rx_fp_comparison_operator): New.
3660 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
3661 Validate that the flags are set properly for the comparison.
3662 (rx_gen_cond_branch_template): Remove.
3663 (rx_cc_modes_compatible): Remove.
3664 (mode_from_flags): New.
3665 (flags_from_code): Rename from flags_needed_for_conditional.
3666 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
3667 (rx_select_cc_mode): Likewise.
3668 (rx_split_fp_compare): New.
3669 (rx_split_cbranch): New.
3670 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
3671 (*cbranchsi4): Use match_operator and rx_split_cbranch.
3672 (*cbranchsf4): Similarly.
3673 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
3674 match_operator and rx_split_cbranch.
3675 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
3676 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
3677 (*cmpsi): Rename from cmpsi.
3678 (*tstsi): Rename from tstsi.
3679 (*cmpsf): Rename from cmpsf; use CC_Fmode.
3680 (*conditional_branch): Rename from conditional_branch.
3681 (*reveresed_conditional_branch): Remove.
3682 (b<code>): Remove expander.
3683 * config/rx/rx-protos.h: Update.
3685 * config/rx/rx.c (rx_compare_redundant): Remove.
3686 * config/rx/rx.md (cmpsi): Don't use it.
3687 * config/rx/rx-protos.h: Update.
3689 * config/rx/rx-modes.def (CC_F): New mode.
3690 * config/rx/rx.c (rx_select_cc_mode): New.
3691 * config/rx/rx.h (SELECT_CC_MODE): Use it.
3692 * config/rx/rx-protos.h: Update.
3694 2011-01-17 Richard Henderson <rth@redhat.com>
3696 * except.c (dump_eh_tree): Fix stray ; after for statement.
3698 2011-01-17 Richard Guenther <rguenther@suse.de>
3700 PR tree-optimization/47313
3701 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
3702 handling before copying the body. Properly deal with
3703 by-reference result in SSA form.
3705 2011-01-17 Ian Lance Taylor <iant@google.com>
3708 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
3709 (struct_value_alias_set): Don't define.
3710 (sparc_option_override): Don't set sparc_sr_alias_set and
3711 struct_value_alias_set.
3712 (save_or_restore_regs): Use gen_frame_mem rather than calling
3714 (sparc_struct_value_rtx): Likewise.
3716 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
3719 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
3721 (_mm_maskstore_pd): Likewise.
3722 (_mm_maskload_ps): Likewise.
3723 (_mm_maskstore_ps): Likewise.
3724 (_mm256_maskload_pd): Change mask to __m256i.
3725 (_mm256_maskstore_pd): Likewise.
3726 (_mm256_maskload_ps): Likewise.
3727 (_mm256_maskstore_ps): Likewise.
3729 * config/i386/i386-builtin-types.def: Updated.
3730 (ix86_expand_special_args_builtin): Likewise.
3732 * config/i386/i386.c (bdesc_special_args): Update
3733 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
3734 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
3735 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
3736 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
3738 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
3739 Use <avxpermvecmode> on mask register.
3740 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
3742 2011-01-17 Olivier Hainque <hainque@adacore.com>
3743 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3744 Eric Botcazou <ebotcazou@adacore.com>
3747 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
3748 if <= USHRT_MAX in 32-bit mode.
3750 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3752 * doc/install.texi (Configuration, Specific): Wrap long
3753 lines in examples. Allow line wrapping in long options
3754 and URLs where beneficial for PDF output.
3756 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
3758 * config/mips/mips.c (mips_classify_symbol): Don't return
3759 SYMBOL_PC_RELATIVE for nonlocal labels.
3761 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
3763 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
3765 2011-01-15 Jan Hubicka <jh@suse.cz>
3767 PR tree-optimization/47276
3768 * ipa.c (function_and_variable_visibility): Do not try to mark alias
3769 declarations as needed.
3771 2011-01-15 Martin Jambor <mjambor@suse.cz>
3773 * common.opt (fdevirtualize): New flag.
3774 * doc/invoke.texi (Option Summary): Document it.
3775 * opts.c (default_options_table): Add devirtualize flag.
3776 * ipa-prop.c (detect_type_change): Return immediately if
3777 devirtualize flag is not set.
3778 (detect_type_change_ssa): Likewise.
3779 (compute_known_type_jump_func): Likewise.
3780 (ipa_analyze_virtual_call_uses): Likewise.
3782 2011-01-14 Martin Jambor <mjambor@suse.cz>
3784 PR tree-optimization/45934
3785 PR tree-optimization/46302
3786 * ipa-prop.c (type_change_info): New type.
3787 (stmt_may_be_vtbl_ptr_store): New function.
3788 (check_stmt_for_type_change): Likewise.
3789 (detect_type_change): Likewise.
3790 (detect_type_change_ssa): Likewise.
3791 (compute_complex_assign_jump_func): Check for dynamic type change.
3792 (compute_complex_ancestor_jump_func): Likewise.
3793 (compute_known_type_jump_func): Likewise.
3794 (compute_scalar_jump_functions): Likewise.
3795 (ipa_analyze_virtual_call_uses): Likewise.
3796 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
3798 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3800 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
3801 * config/i386/i386.opt (msse5): New Alias.
3803 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3805 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
3806 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3807 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3808 * config/sparc/sparc.h (CC1_SPEC): Likewise.
3810 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3812 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
3814 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3815 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3816 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
3817 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
3819 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
3821 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3823 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
3825 2011-01-14 Mike Stump <mikestump@comcast.net>
3827 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
3828 * config/fr30/fr30.md: Likweise
3829 (movsi_push): Likewise.
3830 (movsi_pop): Likewise.
3831 (enter_func): Likewise.
3832 * config/moxie/moxie.md (movsi_push): Likewise.
3833 (movsi_pop): Likewise.
3835 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3837 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
3838 %{no_archive} %{exact_version}.
3839 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
3840 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
3841 %{no_archive} %{exact_version}.
3842 * config/mips/openbsd.h (LINK_SPEC): Likewise.
3843 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
3844 * config/mips/vxworks.h: Likewise.
3846 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3848 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
3850 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3852 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
3853 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
3855 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3857 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
3860 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3862 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
3864 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
3865 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
3867 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
3868 Don't handle -shlib.
3870 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3872 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
3873 (CC1_SPEC): Don't handle -profile.
3875 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3877 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
3878 * config/mips/mips.h (CC1_SPEC): Likewise.
3880 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3882 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
3883 * config/mips/mips.h (CC1_SPEC): Likewise.
3885 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3887 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
3888 * config/m32r/linux.h (LINK_SPEC): Likewise.
3889 * config/mips/linux.h (LINK_SPEC): Likewise.
3890 * config/mips/linux64.h (LINK_SPEC): Likewise.
3891 * config/sparc/linux.h (LINK_SPEC): Likewise.
3892 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3893 LINK_SPEC): Likewise.
3894 * config/xtensa/linux.h (LINK_SPEC): Likewise.
3896 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3898 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
3900 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
3902 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3904 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
3905 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
3907 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3909 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
3911 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3913 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
3914 supports -Bstatic/-Bdynamic.
3915 * configure: Regenerate.
3917 2011-01-14 Jan Hubicka <jh@suse.cz>
3918 Jack Howarth <howarth@bromo.med.uc.edu>
3921 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
3922 when checking debug_info_level. Test write_symbols instead of
3923 debug_hooks->var_location when setting flag_var_tracking_uninit.
3925 2011-01-14 Richard Guenther <rguenther@suse.de>
3927 PR tree-optimization/47179
3928 * target.def (ref_may_alias_errno): New target hook.
3929 * targhooks.h (default_ref_may_alias_errno): Declare.
3930 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
3931 (default_ref_may_alias_errno): New function.
3932 * target.h (struct ao_ref_s): Declare.
3933 * tree-ssa-alias.c: Include target.h.
3934 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
3935 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
3936 (targhooks.o): Likewise.
3937 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
3938 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
3940 2011-01-14 Richard Guenther <rguenther@suse.de>
3942 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
3944 2011-01-14 Richard Guenther <rguenther@suse.de>
3946 PR tree-optimization/47280
3947 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
3949 (tree_ssa_forward_propagate_single_use_vars): Deal with
3950 CFG changes from associate_plusminus.
3952 2011-01-14 Richard Guenther <rguenther@suse.de>
3956 2011-01-11 Richard Guenther <rguenther@suse.de>
3958 PR tree-optimization/46076
3959 * tree-ssa.c (useless_type_conversion_p): Conversions from
3960 unprototyped to empty argument list function types are useless.
3962 2011-01-14 Richard Guenther <rguenther@suse.de>
3964 PR tree-optimization/47286
3965 * tree-ssa-structalias.c (new_var_info): Register variables are global.
3967 2011-01-14 Martin Jambor <mjambor@suse.cz>
3970 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
3972 2011-01-13 Anatoly Sokolov <aesok@post.ru>
3974 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
3975 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
3976 * config/xtensa/xtensa.c (xtensa_libcall_value,
3977 xtensa_function_value_regno_p): New functions.
3978 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
3980 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
3983 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
3985 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
3986 New function prototype.
3987 * config/i386/winnt.c (i386_pe_assemble_visibility):
3988 Warn only if attribute was specified by user.
3990 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3993 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
3995 (floatunsdidf2_fcfidu): Ditto.
3997 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3999 * config/s390/s390.c (print_operand_address): Replace 'error' with
4000 'output_operand_lossage'.
4001 (print_operand): Likewise.
4003 2011-01-13 Jeff Law <law@redhat.com>
4005 PR rtl-optimization/39077
4006 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
4007 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
4008 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
4009 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
4010 * gcse.c (prune_insertions_deletions): New function.
4011 (compute_pre_data): Use it.
4013 2011-01-13 Dodji Seketeli <dodji@redhat.com>
4016 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
4018 (prune_unused_types_mark): Use it.
4020 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
4022 PR rtl-optimization/45352
4023 * sel-sched.c: Update copyright years.
4024 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
4025 in the advancing loop when we have issued issue_rate insns.
4027 2011-01-12 Richard Henderson <rth@redhat.com>
4029 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
4030 (TARGET_MD_ASM_CLOBBERS): New.
4032 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
4033 (TARGET_DELEGITIMIZE_ADDRESS): New.
4035 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
4036 (clzsi2, *bsch): New patterns.
4038 * config/mn10300/mn10300.md (INT): New mode iterator.
4039 (*mov<INT>_clr): New pattern, and peep2 to generate it.
4041 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
4042 flag_split_wide_types.
4044 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
4045 (mn10300_trampoline_init): Rewrite without a template, an immediate
4046 load and a direct branch.
4047 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
4049 2011-01-12 Anatoly Sokolov <aesok@post.ru>
4051 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4052 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
4053 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
4054 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4056 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
4059 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
4062 2011-01-12 Jan Hubicka <jh@suse.cz>
4065 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
4066 (PLUGIN_COND_CLOSE): New macro.
4067 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
4069 2011-01-12 Richard Guenther <rguenther@suse.de>
4072 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
4073 register variables in a MEM_REF.
4075 2011-01-12 Joseph Myers <joseph@codesourcery.com>
4077 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
4078 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
4079 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
4080 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4081 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4082 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
4083 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
4084 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
4085 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
4086 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
4087 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
4088 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
4089 * config/gnu-user.h: New. Copied from linux.h.
4090 (LINUX_TARGET_STARTFILE_SPEC): Rename to
4091 GNU_USER_TARGET_STARTFILE_SPEC.
4092 (LINUX_TARGET_ENDFILE_SPEC): Rename to
4093 GNU_USER_TARGET_ENDFILE_SPEC.
4094 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
4095 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
4096 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
4097 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
4098 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
4099 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
4100 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
4101 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
4102 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
4103 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
4104 * config/arm/linux-eabi.h (CC1_SPEC): Use
4105 GNU_USER_TARGET_CC1_SPEC.
4106 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
4107 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
4108 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
4109 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
4110 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
4111 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
4112 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
4113 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
4115 2011-01-12 Richard Guenther <rguenther@suse.de>
4118 * doc/invoke.texi (ffast-math): Document it is turned on
4121 2011-01-12 Jan Hubicka <jh@suse.cz>
4123 PR tree-optimization/47233
4124 * opts.c (common_handle_option): Disable ipa-reference with profile
4127 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4129 * c-parser.c (c_parser_objc_at_property_declaration): Improved
4132 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4134 * c-parser.c (c_lex_one_token): Updated and reindented some
4135 comments. No changes in code.
4137 2011-01-11 Ian Lance Taylor <iant@google.com>
4139 * godump.c (go_output_var): Don't output the variable if there is
4140 already a type with the same name.
4142 2011-01-11 Ian Lance Taylor <iant@google.com>
4144 * godump.c (go_format_type): Don't generate float80.
4146 2011-01-11 Richard Henderson <rth@redhat.com>
4148 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
4149 declaration. Rewrite for both speed and size.
4150 (mn10300_address_cost_1): Remove.
4151 (mn10300_register_move_cost): New.
4152 (mn10300_memory_move_cost): New.
4153 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
4154 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
4155 extensions, shifts, BSWAP, CLZ.
4156 (mn10300_wide_const_load_uses_clr): Remove.
4157 (TARGET_REGISTER_MOVE_COST): New.
4158 (TARGET_MEMORY_MOVE_COST): New.
4159 * config/mn10300/mn10300-protos.h: Update.
4160 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
4162 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
4163 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
4164 * config/mn10300/mn10300-protos.h: Update.
4165 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
4166 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
4167 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
4168 (*test_int_bitfield, *test_byte_bitfield): Remove.
4169 (*bit_test, *subreg_bit_test): Remove.
4170 * config/mn10300/predicates.md (const_8bit_operand): Remove.
4172 * config/mn10300/constraints.md ("c"): Rename from "A".
4173 ("A", "D"): New constraint letters.
4174 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
4175 (fmssf4, fnmasf4, fnmssf4): Likewise.
4177 * config/mn10300/mn10300.md (isa): New attribute.
4178 (enabled): New attribute.
4180 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
4181 (abssf2, negsf2): Define only for hardware fp.
4182 (sqrtsf2): Reformat.
4183 (addsf3, subsf3, mulsf3): Merge expander and insn.
4185 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
4186 (DEBUGGER_AUTO_OFFSET): Remove.
4187 (DEBUGGER_ARG_OFFSET): Remove.
4189 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
4190 Emit register stores with the same offsets as the hardware.
4191 (mn10300_store_multiple_operation): Don't check that the register
4192 save offsets are monotonic.
4193 * config/mn10300/mn10300-protos.h: Update.
4195 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
4197 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
4198 in terms of the value on the stack, not the MDR register.
4200 2011-01-11 Jan Hubicka <jh@suse.cz>
4204 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
4205 (symbol_alias_set_destroy, symbol_alias_set_contains,
4206 propagate_aliases_backward): Declare.
4207 * lto-streamer-out.c (struct sets): New sturcture.
4208 (trivally_defined_alias): New function.
4209 (output_alias_pair_p): Rewrite.
4210 (output_unreferenced_globals): Fix output of alias pairs.
4211 (produce_symtab): Likewise.
4212 * ipa.c (function_and_variable_visibility): Set weak alias destination
4214 * varasm.c (symbol_alias_set_t): Remove.
4215 (symbol_alias_set_destroy): Export.
4216 (propagate_aliases_forward, propagate_aliases_backward): New functions
4218 (compute_visible_aliases): ... this one; remove.
4219 (trivially_visible_alias): New
4220 (trivially_defined_alias): New.
4221 (remove_unreachable_alias_pairs): Rewrite.
4222 (finish_aliases_1): Reorganize code checking if alias is defined.
4223 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
4226 2011-01-11 Richard Guenther <rguenther@suse.de>
4228 PR tree-optimization/46076
4229 * tree-ssa.c (useless_type_conversion_p): Conversions from
4230 unprototyped to empty argument list function types are useless.
4232 2011-01-11 Richard Guenther <rguenther@suse.de>
4235 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
4236 volatile MEMs as MEM_READONLY_P.
4238 2011-01-11 Richard Guenther <rguenther@suse.de>
4240 PR tree-optimization/47239
4241 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
4243 2011-01-11 Jeff Law <law@redhat.com>
4245 PR tree-optimization/47086
4246 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
4247 IVs from statements that might throw.
4249 2011-01-10 Jan Hubicka <jh@suse.cz>
4252 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
4254 2011-01-10 Jan Hubicka <jh@suse.cz>
4257 * profile.c (read_profile_edge_counts): Ignore profile inconistency
4258 when correcting profile.
4260 2011-01-10 Jan Hubicka <jh@suse.cz>
4263 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
4265 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
4266 Restore DECL_FINI_PRIORITY.
4268 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4270 * doc/gimple.texi: Fix quoting of multi-word return values in
4271 @deftypefn statements. Ensure presence of return value. Wrap
4272 overlong @deftypefn lines.
4273 (is_gimple_operand, is_gimple_min_invariant_address): Remove
4274 descriptions of removed functions.
4275 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
4276 of multi-word return value in @deftypefn statement.
4278 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4280 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
4281 (Conditional Expressions, Logical Operators)
4282 (Statement and operand traversals): Do not indent smallexample
4283 code. Fix duplicate function argument in example.
4285 2011-01-10 Jeff Law <law@redhat.com>
4287 PR tree-optimization/47141
4288 * ipa-split.c (split_function): Handle case where we are
4289 returning a value and the return block has a virtual operand phi.
4291 2011-01-10 Jan Hubicka <jh@suse.cz>
4293 PR tree-optimization/47234
4294 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
4295 (pass_feedback_split_functions): Declare.
4296 * passes.c (init_optimization_passes): Add ipa-split as subpass of
4298 * ipa-split.c (gate_split_functions): Update comments; disable
4299 split-functions for profile_arc_flag and branch_probabilities.
4300 (gate_feedback_split_functions): New function.
4301 (execute_feedback_split_functions): New function.
4302 (pass_feedback_split_functions): New global var.
4304 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
4307 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
4308 calling gimple_call_set_cannot_inline.
4310 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
4312 * config/darwin-sections.def: Remove unused section.
4314 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
4317 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
4319 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
4322 * c-parser.c (c_parser_declaration_or_fndef): Improved
4325 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
4327 * config/i386/winnt.c (i386_pe_start_function): Make sure
4328 to switch back to function's section.
4330 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
4334 * plugin.c: Move include of dlfcn.h from here...
4335 * system.h: ... to here.
4337 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4339 * doc/cpp.texi (C++ Named Operators): Fix markup for header
4341 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
4342 two extra empty pages in PDF output.
4344 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
4347 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
4348 for error recovery purposes behave as if it was not specified so
4349 that the default type is usd.
4351 2011-01-07 Jan Hubicka <jh@suse.cz>
4353 PR tree-optmization/46469
4354 * ipa.c (function_and_variable_visibility): Clear needed flags on
4355 nodes with external decls; handle weakrefs merging correctly.
4357 2011-01-07 Joseph Myers <joseph@codesourcery.com>
4359 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
4362 2011-01-07 Jan Hubicka <jh@suse.cz>
4364 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
4365 and no longer claim that gold is required for linker plugin.
4366 * configure: Regenerate.
4367 * gcc.c (PLUGIN_COND): New macro.
4368 (LINK_COMMAND_SPEC): Use it.
4369 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
4370 * config.in (HAVE_LTO_PLUGIN): New.
4371 * configure.ac (--with-lto-plugin): New parameter; autodetect
4374 2011-01-07 Jan Hubicka <jh@suse.cz>
4376 PR tree-optimization/46367
4377 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
4378 when we can update original.
4379 (cgraph_mark_inline_edge): Sanity check.
4380 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
4382 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4384 * config/spu/spu.h (ASM_COMMENT_START): Define.
4386 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
4390 (SWITCH_KEEP_FOR_GCC): Likewise.
4391 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
4392 (do_spec_1): Handle "%>".
4394 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
4396 2011-01-07 Jakub Jelinek <jakub@redhat.com>
4399 * config/i386/i386.c (ix86_delegitimize_address): If
4400 simplify_gen_subreg fails, return orig_x.
4403 * value-prof.c (gimple_stringop_fixed_value): Handle
4404 lhs of the call properly.
4406 2011-01-07 Jan Hubicka <jh@suse.cz>
4409 * lto-opt.c (lto_reissue_options): Set flag_shlib.
4411 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4413 * target.def (function_switched_text_sections): New hook.
4414 * doc/tm.texi: Regenerated.
4415 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4416 * final.c (default_function_switched_text_sections): New.
4417 (final_scan_insn): Call function_switched_text_sections when a
4418 mid-function section change occurs.
4419 * output.h (default_function_switched_text_sections): Declare.
4420 * config/darwin-protos.h (darwin_function_switched_text_sections):
4422 * config/darwin.c (darwin_function_switched_text_sections): New.
4423 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4425 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4427 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
4428 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
4429 the secondary code fragment when outputting for DWARF == 2.
4431 2011-01-07 Anatoly Sokolov <aesok@post.ru>
4433 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4434 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
4436 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
4437 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4439 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
4442 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
4443 when it is not empty.
4445 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
4448 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
4449 (case ${target}): Add btver1.
4450 * config/i386/driver-i386.c (host_detect_local_cpu): Let
4451 -march=native recognize btver1 processors.
4452 * config/i386/i386-c.c (ix86_target_macros_internal): Add
4453 btver1 def_and_undef
4454 * config/i386/i386.c (struct processor_costs btver1_cost): New
4456 (m_BTVER1): New definition.
4457 (m_AMD_MULTIPLE): Includes m_BTVER1.
4458 (initial_ix86_tune_features): Add btver1 tune.
4459 (processor_target_table): Add btver1 entry.
4460 (static const char *const cpu_names): Add btver1 entry.
4461 (software_prefetching_beneficial_p): Add btver1.
4462 (ix86_option_override_internal): Add btver1 instruction sets.
4463 (ix86_issue_rate): Add btver1.
4464 (ix86_adjust_cost): Add btver1.
4465 * config/i386/i386.h (TARGET_BTVER1): New definition.
4466 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
4467 (enum processor_type): Add PROCESSOR_BTVER1.
4468 * config/i386/i386.md (define_attr "cpu"): Add btver1.
4470 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4473 * config/i386/i386.c (legitimize_tls_address)
4474 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
4475 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
4476 (tls_initial_exec_64_sun): New pattern.
4478 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
4480 * doc/invoke.texi (Overall Options): Improve wording and markup
4481 of the description of -wrapper.
4483 2011-01-06 Joseph Myers <joseph@codesourcery.com>
4485 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
4486 rdynamic, threads): New Driver options.
4488 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4491 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
4492 if coming from .tdata.
4493 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4495 2011-01-06 Jan Hubicka <jh@suse.cz>
4498 * collect2.c (main): Do not enable LTOmode when plugin is active.
4500 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4503 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
4504 --version output if supported.
4505 * configure: Regenerate.
4507 2011-01-06 Joseph Myers <joseph@codesourcery.com>
4509 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
4512 2011-01-06 Jakub Jelinek <jakub@redhat.com>
4515 * c-convert.c (convert): When converting a complex expression
4516 other than COMPLEX_EXPR to a different complex type, ensure
4517 c_save_expr is called instead of save_expr, unless in_late_binary_op.
4518 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
4519 when converting COMPLEX_TYPE.
4521 2011-01-06 Ira Rosen <irar@il.ibm.com>
4523 PR tree-optimization/47139
4524 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
4525 only the last reduction value is used outside the loop. Update
4528 2011-01-05 Joseph Myers <joseph@codesourcery.com>
4530 * config/rtems.opt: New.
4531 * config.gcc (*-*-rtems*): Use rtems.opt.
4533 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
4535 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
4536 processors do not support 3DNow instructions.
4538 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4540 * config/spu/spu.c (spu_option_override): Set parameter
4541 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
4543 2011-01-05 Jan Hubicka <jh@suse.cz>
4545 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
4546 at the command line.
4548 2011-01-05 Martin Jambor <mjambor@suse.cz>
4551 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
4552 deltas on streamed outgoing edges.
4553 (output_node_opt_summary): Output info for outgoing edges only when
4554 the node is in new parameter set.
4555 (output_cgraph_opt_summary): New parameter set, passed to the two
4556 aforementioned functions. Update its forward declaration and its
4559 2011-01-05 Tom Tromey <tromey@redhat.com>
4561 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
4562 operator to c_finish_omp_atomic.
4563 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
4564 (build_unary_op): Update.
4565 (build_modify_expr): Update.
4566 (build_asm_expr): Update.
4568 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4570 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
4571 newly inserted insns.
4573 (spu_emit_branch_hint): Likewise.
4574 (insert_hbrp_for_ilb_runout): Likewise.
4575 (spu_machine_dependent_reorg): Call df_finish_pass after
4576 schedule_insns returns.
4578 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4580 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
4582 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
4584 PR tree-optimization/47005
4585 * tree-sra.c (struct access): Add 'non_addressable' bit.
4586 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
4587 (decide_one_param_reduction): Return 0 if the parameter is passed by
4588 reference and one of the accesses in the group is non_addressable.
4590 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
4592 PR tree-optimization/47056
4593 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
4594 (mark_load): Likewise. Handle FUNCTION_DECL specially.
4595 (mark_store): Likewise. Pass STMT to ipa_record_reference.
4597 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
4599 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
4600 initializer. Skip view conversions from aggregate types.
4602 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
4605 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
4607 2011-01-04 Philipp Thomas <pth@suse.de>
4609 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
4612 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4614 * function.c (thread_prologue_and_epilogue_insns): Do not crash
4615 on empty epilogue sequences.
4617 2011-01-04 Joseph Myers <joseph@codesourcery.com>
4619 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
4620 non-static): New Driver options.
4622 2011-01-04 Jie Zhang <jie@codesourcery.com>
4625 * gcc.c (default_compilers[]): Set combinable field to 0
4626 for all assembly languages.
4628 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
4630 * config/mips/loongson3a.md: New file.
4631 * config/mips/mips.md: Include loongson3a.md.
4632 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
4635 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
4638 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
4639 instead of convert_memory_address_addr_space on the base expression.
4641 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4643 * config/spu/spu.c (spu_option_override): Update error text
4644 for bad -march= / -mtune= values.
4646 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4648 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
4649 if branch-hint optimization will be performed.
4651 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4653 PR tree-optimization/47148
4654 * ipa-split.c (split_function): Convert arguments to
4655 DECL_ARG_TYPE if possible.
4657 PR tree-optimization/47155
4658 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
4661 PR rtl-optimization/47157
4662 * combine.c (try_combine): If undobuf.other_insn becomes
4663 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
4664 and set *new_direct_jump_p too.
4666 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
4668 PR tree-optimization/47021
4669 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
4671 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4673 * gcc.c (process_command): Update copyright notice dates.
4674 * gcov.c (print_version): Likewise.
4675 * gcov-dump.c (print_version): Likewise.
4676 * mips-tfile.c (main): Likewise.
4677 * mips-tdump.c (main): Likewise.
4679 2011-01-03 Martin Jambor <mjambor@suse.cz>
4681 PR tree-optimization/46801
4682 * tree-sra.c (type_internals_preclude_sra_p): Check whether
4683 aggregate fields start at byte boundary instead of the bit-field flag.
4685 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
4688 * gcc.c (main): Revert revision 168407.
4690 2011-01-03 Martin Jambor <mjambor@suse.cz>
4692 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
4694 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4696 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
4697 vector optab to expand vector/scalar shift, update gimple to vector.
4699 2011-01-03 Martin Jambor <mjambor@suse.cz>
4701 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
4704 2011-01-03 Martin Jambor <mjambor@suse.cz>
4706 PR tree-optimization/46984
4707 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
4709 (cgraph_create_indirect_edge): Fixed line length.
4710 (cgraph_indirect_call_info): Declare.
4711 (cgraph_make_edge_direct) Update declaration.
4712 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
4713 (cgraph_create_indirect_edge): Use it.
4714 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
4716 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
4717 the new thunk_delta representation.
4718 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
4720 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
4721 (ipa_read_indirect_edge_info): Likewise.
4722 * lto-cgraph.c (output_edge_opt_summary): New function.
4723 (output_node_opt_summary): Call it on all outgoing edges.
4724 (input_edge_opt_summary): New function.
4725 (input_node_opt_summary): Call it on all outgoing edges.
4727 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
4730 * gcc.c (main): Don't check have_o when settting combine_inputs.
4732 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
4734 * regrename.c: Add general comment describing the pass.
4735 (struct du_head): Remove 'length' field.
4736 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
4737 (regrename_optimize): Do not sort chains. Rework comments, add others.
4738 Force renaming to the preferred class (if any) in the first pass and do
4739 not consider registers that belong to it in the second pass.
4740 (create_new_chain): Do not set 'length' field.
4741 (scan_rtx_reg): Likewise.
4743 2011-01-02 Jakub Jelinek <jakub@redhat.com>
4745 PR tree-optimization/47140
4746 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
4747 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
4750 PR rtl-optimization/47028
4751 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
4752 parm_birth_insn instead of at the beginning of first bb.
4754 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
4756 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
4757 Remove the word "see" before "@pxref".
4758 * doc/rtl.texi: Remove the word "see" before "@pxref".
4760 2011-01-01 Jan Hubicka <jh@suse.cz>
4762 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
4765 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
4768 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
4771 Copyright (C) 2011 Free Software Foundation, Inc.
4773 Copying and distribution of this file, with or without modification,
4774 are permitted in any medium without royalty provided the copyright
4775 notice and this notice are preserved.