1 2011-03-15 Richard Guenther <rguenther@suse.de>
4 * tree-pretty-print.c (dump_function_declaration): Properly
5 dump unprototyped and varargs function types.
7 2011-03-15 Richard Guenther <rguenther@suse.de>
9 PR tree-optimization/13954
10 * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
13 2011-03-15 Richard Guenther <rguenther@suse.de>
15 PR tree-optimization/48037
16 * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
17 selects into BIT_FIELD_REFs.
18 (non_rewritable_mem_ref_base): Check if a MEM_REF is a
21 2011-03-15 Jakub Jelinek <jakub@redhat.com>
23 PR tree-optimization/48129
24 * builtins.c (fold_builtin_snprintf): Convert to type of
25 built_in_decls[BUILT_IN_SNPRINTF] retval instead of
26 implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
28 2011-03-15 Richard Guenther <rguenther@suse.de>
30 PR tree-optimization/41490
31 * tree-ssa-dce.c (propagate_necessity): Handle returns without
33 * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
35 * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
36 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
37 * tree-tailcall.c (find_tail_calls): Ignore returns.
39 2011-03-15 Richard Guenther <rguenther@suse.de>
42 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
43 or variable-indexed array accesses when in gimple form.
45 2011-03-15 Richard Guenther <rguenther@suse.de>
47 * config/i386/i386.c (ix86_emit_swdivsf): Implement more
50 2011-03-15 Alan Modra <amodra@gmail.com>
53 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
54 presume symbol_refs without a symbol_ref_decl are suitably
55 aligned, nor other trees we may see here. Handle anchor symbols.
56 (legitimate_constant_pool_address_p): Comment. Add mode param.
57 Check cmodel=medium addresses. Adjust all calls.
58 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
59 creating cmodel=medium optimized access to locals.
60 * config/rs6000/constraints.md (R): Pass QImode to
61 legitimate_constant_pool_address_p.
62 * config/rs6000/predicates.md (input_operand): Pass mode to
63 legitimate_constant_pool_address_p.
64 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
67 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
70 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
71 64-bit constants being loaded into registers other than GPRs such
72 as loading 0 into a VSX register.
74 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
76 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
79 2011-03-14 Jakub Jelinek <jakub@redhat.com>
82 * builtins.c (fold_builtin_snprintf): New function.
83 (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
84 (fold_builtin_4): Likewise.
87 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
88 STRIP_NOPS on arg0 and arg1. When optimizing X +- C == X
89 and C - X == X also strip nops from +/-/p+ operand.
90 When optimizing -X == C, fold C to arg0's type.
93 * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
94 emit it as add_AT_int instead of add_AT_unsigned.
96 2011-03-14 Tom Tromey <tromey@redhat.com>
98 * unwind-dw2.c: Include sys/sdt.h if it exists.
99 (_Unwind_DebugHook): Use STAP_PROBE2.
100 * config.in, configure: Rebuild.
101 * configure.ac: Check for sys/sdt.h.
103 2011-03-14 Uros Bizjak <ubizjak@gmail.com>
105 * config/i386/i386.md (ROUND_FLOOR): New constant.
107 (ROUND_TRUNC): Ditto.
108 (ROUND_MXCSR): Ditto.
109 (ROUND_NO_EXC): Ditto.
110 (rint<mode>2): Use new defines instead of numerical constants.
111 (floor<mode>2): Ditto.
112 (ceil<mode>2): Ditto.
113 (btrunc<mode>2): Ditto.
114 * config/i386/i386-builtin-types.def: Define ROUND function type
116 * config/i386/i386.c (enum ix86_builtins): Add
117 IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
118 (struct builtin_description): Add
119 __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
120 (ix86_expand_sse_round): New static function.
121 (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
123 (ix86_builtin_vectorized_function): Handle
124 BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
126 2011-03-14 Tom Tromey <tromey@redhat.com>
128 * c-parser.c (c_parser_asm_string_literal): Clear
129 warn_overlength_strings.
131 2011-03-14 Tom Tromey <tromey@redhat.com>
133 * c-parser.c (disable_extension_diagnostics): Save
134 warn_overlength_strings.
135 (restore_extension_diagnostics): Restore warn_overlength_strings.
137 2011-03-14 Jakub Jelinek <jakub@redhat.com>
139 * BASE-VER: Change to 4.7.0.
141 2011-03-14 Richard Guenther <rguenther@suse.de>
144 * tree.c (build_vector_from_val): Adjust assert to requirements
147 2011-03-14 Jakub Jelinek <jakub@redhat.com>
150 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
152 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
154 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
155 terms of target_flags_explicit. Adjust copyright year.
157 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
158 * config/rs6000/t-freebsd: New file. Add override for
161 2011-03-13 Chris Demetriou <cgd@google.com>
163 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
164 (-fno-diagnostics-show-option): this, to reflect current default.
165 (-Werror=): Update text about -fno-diagnostics-show-option.
167 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
170 * config/rs6000/predicates.md (easy_vector_constant_add_self,
171 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
172 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
173 mode is not V2DImode or V2DFmode.
174 (vspltis_constant): Do not handle V2DImode and V2DFmode.
175 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
176 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
178 (movdi_internal64): Likewise.
180 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
182 PR tree-optimization/47127
183 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
185 (set_cloog_options): Same.
186 (scop_to_clast): Same.
187 (print_clast_stmt): Do not call cloog_state_malloc and
189 (print_generated_program): Same.
191 * graphite-clast-to-gimple.h (cloog_state): Declared.
192 (scop_to_clast): Adjust declaration.
193 * graphite.c (cloog_state): Defined here.
194 (graphite_initialize): Call cloog_state_malloc.
195 (graphite_finalize): Call cloog_state_free.
197 2011-03-11 Jason Merrill <jason@redhat.com>
199 * attribs.c (lookup_attribute_spec): Take const_tree.
202 2011-03-11 Joseph Myers <joseph@codesourcery.com>
204 * config/sparc/sparc.c (sparc_option_override): Use
205 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
207 2011-03-11 Richard Guenther <rguenther@suse.de>
209 PR tree-optimization/48067
210 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
211 multiplication result will be only used once on the target
214 2011-03-11 Richard Guenther <rguenther@suse.de>
216 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
218 2011-03-11 Richard Guenther <rguenther@suse.de>
221 * tree.c (find_decls_types_r): Do not walk types only reachable
222 from IDENTIFIER_NODEs.
224 2011-03-11 Jakub Jelinek <jakub@redhat.com>
227 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
228 all vnode->force_output nodes as needed.
230 2011-03-11 Jason Merrill <jason@redhat.com>
233 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
234 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
236 2011-03-11 Martin Jambor <mjambor@suse.cz>
238 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
241 2011-03-11 Jakub Jelinek <jakub@redhat.com>
243 PR tree-optimization/48063
244 * ipa-inline.c (cgraph_decide_inlining): Don't try to
245 inline functions called once if !tree_can_inline_p (node->callers).
247 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
249 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
251 * config/score/score3.c: Delete.
252 * config/score/score3.h: Delete.
253 * config/score/mul-div.S: Delete.
254 * config/score/sfp-machine.h: Add new file.
255 * config/score/constraints.md: Add new file.
256 * config/score/t-score-softfp: Add new file.
257 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
258 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
259 (score7_extra_constraint): Delete.
260 (score7_option_override): Remove unused code.
261 * config/score/score.c: Remove score3 and score5 define and code.
262 * config/score/score.h: Remove score3 and score5 define and code.
263 * config/score/score.md: Remove score3 template and unusual insn.
264 * config/score/score.opt: Remove score3 and score5 options.
266 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
268 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
269 when _HPUX_SOURCE is defined.
270 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
272 2011-03-10 Jason Merrill <jason@redhat.com>
275 * stor-layout.c (layout_type): Don't set structural equality
276 on arrays of incomplete type.
277 * tree.c (type_hash_eq): Handle comparing them properly.
279 2011-03-10 Jakub Jelinek <jakub@redhat.com>
282 * config/s390/s390.c (s390_delegitimize_address): Make sure the
283 result mode matches original rtl mode.
285 2011-03-10 Nick Clifton <nickc@redhat.com>
287 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
288 (andsi3, andsi3_flags): Fix timings for three operand alternative.
290 2011-03-09 Jakub Jelinek <jakub@redhat.com>
292 PR rtl-optimization/47866
293 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
294 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
295 if target wasn't scalar.
296 * function.c (assign_stack_temp_for_type): Assert that neither
297 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
298 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
300 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
302 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
304 * config/s390/s390-protos.h (s390_label_align): New prototype.
305 * config/s390/s390.c (s390_label_align): New function.
306 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
308 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
311 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
312 V2DI/V2DF constants. Only all 0's or all 1's are easy.
313 (output_vec_const_move): Ditto.
315 2011-03-08 Anatoly Sokolov <aesok@post.ru>
317 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
318 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
319 * config/mips/mips.c (mips_preferred_reload_class): Make static.
320 Change 'rclass' argument and result type to reg_class_t.
321 (TARGET_PREFERRED_RELOAD_CLASS): Define.
323 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
325 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
326 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST,
327 TARGET_MEMORY_MOVE_COST): Define.
328 (avr_register_move_cost, avr_memory_move_cost): New Functions.
330 2011-03-08 Jakub Jelinek <jakub@redhat.com>
333 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
336 PR tree-optimization/48022
337 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
340 2011-03-07 Jakub Jelinek <jakub@redhat.com>
343 * var-tracking.c (find_use_val): Return NULL for
344 cui->sets && cui->store_p BLKmode MEMs.
346 2011-03-07 Anatoly Sokolov <aesok@post.ru>
348 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
350 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
351 xstormy16_print_operand_address): Remove.
352 * config/stormy16/stormy16.c (xstormy16_print_operand,
353 xstormy16_print_operand_address): Make static.
354 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
356 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
359 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
360 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
363 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
366 * cfgloopmanip.c (fix_bb_placements): Return immediately
367 if FROM is BASE_LOOP's header.
369 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
371 * gimplify.c (gimplify_function_tree): Fix building calls
372 to __builtin_return_address.
374 2011-03-07 Alan Modra <amodra@gmail.com>
376 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
377 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
378 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
379 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
381 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
382 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
383 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
384 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
385 * config/rs6000/rs6000.c
386 (rs6000_elf_end_indicate_exec_stack): Rename to..
387 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
388 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
389 (rs6000_file_start): ..here.
390 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
391 file scope variables.
392 (call_ABI_of_interest): New function.
393 (init_cumulative_args): Set above vars when function return value
394 is a float, vector, or small struct.
395 (rs6000_function_arg_advance_1): Likewise for function args.
396 (rs6000_va_start): Set rs6000_passes_float if variable arg function
397 references float args.
399 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
401 * doc/cfg.texi: Remove "See" before @ref.
402 * doc/invoke.texi: Likewise.
404 2011-03-05 Jason Merrill <jason@redhat.com>
406 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
408 2011-03-05 Anthony Green <green@moxielogic.com>
410 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
412 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
414 PR rtl-optimization/47899
415 * cfgloopmanip.c (fix_bb_placements): Fix first argument
416 to flow_loop_nested_p when moving the loop upward.
418 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
421 * arm.md (movhi_insn_arch4): Accept any immediate constant.
423 2011-03-05 Jakub Jelinek <jakub@redhat.com>
425 PR tree-optimization/47967
426 * ipa-cp.c (build_const_val): Return NULL instead of creating
427 VIEW_CONVERT_EXPR for mismatching sizes.
428 (ipcp_create_replace_map): Return NULL if build_const_val failed.
429 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
430 give up on versioning.
432 2011-03-05 Alan Modra <amodra@gmail.com>
435 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
436 full cmodel medium/large lo_sum + high addresses.
438 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
440 * config/s390/s390.c (s390_decompose_address): Reject non-literal
441 pool references in UNSPEC_LTREL_OFFSET.
443 2011-03-04 Jan Hubicka <jh@suse.cz>
446 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
447 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
448 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
450 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
451 cgraph_add_thunk): Add node pointers.
452 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
453 associated to right node.
454 (input_node): Update use of cgraph_same_body_alias
455 and cgraph_add_thunk.
457 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
459 * config/i386/i386.opt (mprefer-avx128): New flag.
460 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
461 modes when the flag -mprefer-avx128 is on.
463 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
465 * dwarf2out.c (compare_loc_operands): Fix address handling.
467 2011-03-04 Alan Modra <amodra@gmail.com>
469 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
471 2011-03-04 Richard Guenther <rguenther@suse.de>
474 * expmed.c (extract_bit_field_1): Prefer vector modes that
475 vec_extract patterns can handle.
477 2011-03-04 Richard Guenther <rguenther@suse.de>
480 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
482 2011-03-04 Richard Henderson <rth@redhat.com>
484 * explow.c (emit_stack_save): Remove 'after' parameter.
485 (emit_stack_restore): Likewise.
486 * expr.h: Update to match.
487 * builtins.c, calls.c, stmt.c: Likewise.
488 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
489 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
490 * function.c (expand_function_end): Insert the emit_stack_save
491 sequence before parm_birth_insn instead of after.
493 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
495 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
496 (ssse3_pmaddubsw128): Ditto.
497 (ssse3_pmaddubsw): Ditto.
499 2011-03-03 Steve Ellcey <sje@cup.hp.com>
501 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
503 2011-03-03 Jakub Jelinek <jakub@redhat.com>
506 * gimplify.c (omp_add_variable): Only call omp_notice_variable
507 on TYPE_SIZE_UNIT if it is a DECL.
510 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
511 first operand is not is_gimple_mem_ref_addr, try to fold it.
512 If the operand still isn't is_gimple_mem_ref_addr, clear
515 2011-03-03 Richard Guenther <rguenther@suse.de>
518 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
520 (refs_may_alias_p_1): For release branches return true if
521 we are confused by our input.
523 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
525 * config/s390/s390.c (s390_function_value): Rename to ...
526 (s390_function_and_libcall_value): ... this.
527 (s390_function_value): New function.
528 (s390_libcall_value): New function.
529 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
530 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
531 target macro definitions.
532 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
534 2011-03-02 Joseph Myers <joseph@codesourcery.com>
536 * config/i386/freebsd64.h (CC1_SPEC): Define.
537 * config/i386/linux64.h (CC1_SPEC): Define.
538 * config/i386/x86-64.h (CC1_SPEC): Don't define.
540 2011-03-02 Anatoly Sokolov <aesok@post.ru>
542 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
544 * config/stormy16/stormy16.c: Include reload.h.
545 (xstormy16_memory_move_cost): New function.
546 (TARGET_MEMORY_MOVE_COST): Define.
548 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
550 PR rtl-optimization/47925
551 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
552 with side effects. Remove the more-specific check for volatile asms.
554 2011-03-02 Alan Modra <amodra@gmail.com>
557 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
558 toc relative addresses for valid offsets.
560 2011-03-01 Richard Guenther <rguenther@suse.de>
562 PR tree-optimization/47890
563 * tree-vect-loop.c (get_initial_def_for_induction): Set
564 related stmt properly.
566 2011-03-01 Richard Guenther <rguenther@suse.de>
569 * lto-streamer.c (lto_record_common_node): Also register
572 2011-03-01 Richard Guenther <rguenther@suse.de>
575 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
576 Do not stream DECL_ABSTRACT_ORIGIN.
577 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
578 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
579 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
580 Do not stream DECL_ABSTRACT_ORIGIN.
581 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
582 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
584 2011-02-28 Anatoly Sokolov <aesok@post.ru>
586 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
587 FUNCTION_VALUE_REGNO_P): Remove.
588 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
589 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
590 Add 'outgoing' argument.
591 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
593 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
594 TARGET_FUNCTION_VALUE_REGNO_P): Define.
596 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
599 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
600 (lookup_filename): Likewise.
601 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
603 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
604 Jakub Jelinek <jakub@redhat.com>
607 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
608 (assign_stack_local_1): Change last argument type to int.
609 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
610 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
611 don't record padding space into frame_space_list nor use those areas.
612 (assign_stack_local): Adjust caller.
613 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
614 of assign_stack_local, pass 0 as last argument.
615 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
618 2011-02-28 Jakub Jelinek <jakub@redhat.com>
621 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
622 Use target address_mode and pointer_mode hooks instead of hardcoded
623 Pmode and ptr_mode. Handle some simple cases of extending if
624 POINTERS_EXTEND_UNSIGNED < 0.
625 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
626 Call convert_debug_memory_address.
627 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
628 convert_debug_memory_address.
631 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
632 * configure: Regenerated.
633 * config.in: Regenerated.
634 * varasm.c (default_function_section): Return NULL
635 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
637 2011-02-28 Martin Jambor <mjambor@suse.cz>
639 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
640 the description to match the printed values.
642 2011-02-28 Richard Guenther <rguenther@suse.de>
644 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
645 of the copied scope tree.
647 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
649 * doc/extend.texi (Function Attributes): Avoid deeply (and
650 wrongly) nested tables.
652 2011-02-27 Jakub Jelinek <jakub@redhat.com>
655 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
656 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
659 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
661 * config/avr/avr.md: Remove magic comment for emacs.
663 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
666 * config/avr/avr.c (avr_option_override): Use error on bad options.
667 (avr_help): New function.
668 (TARGET_HELP): Define.
670 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
673 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
674 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
676 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
678 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
679 (ARM Options): Ditto.
680 (i386 and x86-64 Options): Ditto.
682 (SPARC Options): Ditto.
684 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
686 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
687 FreeBSD 6 and later. Generally use cpu generic.
689 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
691 * doc/cpp.texi: Update copyright years.
693 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
696 * config/lm32/lm32.md (ashrsi3): Added needed variable.
698 2011-02-25 Jon Beniston <jon@beniston.com>
701 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
702 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
703 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
704 (lm32_block_move_inline): Add type cast to remove warning.
705 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
706 (gen_int_relational): Move declarations to start of function.
708 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
710 PR tree-optimization/45470
711 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
712 can throw internally only.
713 * tree-vect-stmts.c (vectorizable_call): Likewise.
715 2011-02-24 Anatoly Sokolov <aesok@post.ru>
717 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
718 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
719 * config/stormy16/stormy16-protos.h
720 (xstormy16_preferred_reload_class): Remove.
721 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
722 static. Change 'rclass' argument and return type to reg_class_t.
723 (TARGET_PREFERRED_RELOAD_CLASS,
724 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
726 2011-02-24 Richard Guenther <rguenther@suse.de>
728 * lto-streamer-in.c (input_bb): Do not find referenced vars
731 2011-02-23 Jason Merrill <jason@redhat.com>
733 * common.opt (fabi-version): Document v5 and v6.
735 2011-02-23 Richard Guenther <rguenther@suse.de>
737 PR tree-optimization/47849
738 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
740 2011-02-23 Jie Zhang <jie@codesourcery.com>
742 * opts-common.c (decode_cmdline_option): Print empty string
743 argument as "" in decoded->orig_option_with_args_text.
744 * gcc.c (execute): Print empty string argument as ""
745 in the verbose output.
746 (do_spec_1): Keep empty string argument.
748 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
750 * config.gcc: Declare score-* and crx-* obsolete.
752 2011-02-23 Jie Zhang <jie@codesourcery.com>
754 PR rtl-optimization/47763
755 * web.c (web_main): Ignore naked clobber when replacing register.
757 2011-02-22 Anatoly Sokolov <aesok@post.ru>
759 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
762 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
765 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
767 2011-02-22 Mike Stump <mikestump@comcast.net>
769 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
771 * configure: Regenerate.
773 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
775 PR rtl-optimization/46002
776 * ira-color.c (update_copy_costs): Change class intersection
777 test to reg_class_contents[] test of 'hard_regno'.
779 2011-02-21 Joseph Myers <joseph@codesourcery.com>
781 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
783 * config/hpux11.opt (mt): Likewise.
784 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
785 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
786 * config/vax/elf.opt (mno-asm-pic): Likewise.
787 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
789 2011-02-21 Mike Stump <mikestump@comcast.net>
792 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
793 tree so we can get save the type.
794 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
795 for CFString instead of trying to use past the end of the builtins.
796 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
797 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
798 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
799 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
800 Rename to darwin_builtin_cfstring.
801 (darwin_init_cfstring_builtins): Return the built type.
803 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
806 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
807 (_mm256_insert_epi64): Use _mm_insert_epi64.
809 2011-02-21 Anatoly Sokolov <aesok@post.ru>
811 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
812 * config/stormy16/stormy16-protos.h
813 (xstormy16_mode_dependent_address_p): Remove.
814 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
815 Make static. Change return type to bool. Change argument type to
816 const_rtx. Remove dead code.
817 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
819 2011-02-21 Richard Guenther <rguenther@suse.de>
822 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
823 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
824 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
826 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
827 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
829 2011-02-20 Richard Guenther <rguenther@suse.de>
832 * tree.c (free_lang_data_in_decl): Clean builtins from
833 the TU decl BLOCK_VARS.
835 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
839 * haifa-sched.c (fix_tick_ready): Skip tick computation
842 2011-02-19 Richard Guenther <rguenther@suse.de>
845 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
846 Remove lazy BLOCK_VARS streaming.
847 (lto_input_ts_block_tree_pointers): Likewise.
848 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
850 2011-02-19 Joseph Myers <joseph@codesourcery.com>
852 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
854 2011-02-19 Joseph Myers <joseph@codesourcery.com>
856 * config/i386/biarch32.h, config/i386/mach.h,
857 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
859 2011-02-19 Jakub Jelinek <jakub@redhat.com>
862 * config/i386/i386.md (peephole2 for shift and plus): Use
863 operands[1] original mode in the first insn.
865 2011-02-18 Mike Stump <mikestump@comcast.net>
867 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
869 2011-02-18 Jan Hubicka <jh@suse.cz>
872 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
873 to zero when the function is not inlinable at all.
875 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
877 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
878 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
879 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
880 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
881 * config/pa/t-pa64: Likewise.
882 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
884 2011-02-18 Jakub Jelinek <jakub@redhat.com>
887 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
889 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
892 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
894 2011-02-18 Anatoly Sokolov <aesok@post.ru>
896 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
897 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
898 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
899 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
900 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
901 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
902 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
903 m32r_load_postinc_p, m32r_store_preinc_predec_p,
904 m32r_legitimate_address_p): New functions.
905 * config/m32r/constraints.md (constraint "S"): Don't use
906 STORE_PREINC_PREDEC_P.
907 (constraint "U"): Don't use LOAD_POSTINC_P.
909 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
911 PR rtl-optimization/46178
912 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
913 compute ira_hard_regno_cover_class[].
915 2011-02-18 Richard Guenther <rguenther@suse.de>
918 * lto-streamer.h (lto_global_var_decls): Declare.
919 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
920 statics for global var processing.
922 2011-02-18 Richard Guenther <rguenther@suse.de>
924 PR tree-optimization/47737
925 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
926 edge dominance check.
928 2011-02-18 Jakub Jelinek <jakub@redhat.com>
931 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
932 avoid invalid rtx sharing.
934 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
936 * doc/cpp.texi (Obsolete Features): Add background on the
937 origin of assertions.
939 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
941 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
943 * config/darwin.c (output_objc_section_asm_op): Added support for
945 (is_objc_metadata): New.
946 (darwin_objc2_section): New.
947 (darwin_objc1_section): New.
948 (machopic_select_section): Added support for ABI v1 and v2.
949 (darwin_emit_objc_zeroed): New.
950 (darwin_output_aligned_bss): Detect objc metadata and treat it
952 (darwin_asm_output_aligned_decl_common): Same.
953 (darwin_asm_output_aligned_decl_local): Same.
954 * config/darwin-sections.def: Updated for ABI v1 and v2.
955 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
956 compiling Objective-C code for the NeXT runtime, default to using
957 ABI version 0 for 32-bit, and version 2 for 64-bit.
959 2011-02-17 Joseph Myers <joseph@codesourcery.com>
961 * common.opt (optimize_fast): New Variable.
962 * opts.c (default_options_optimization): Use opts->x_optimize_fast
963 instead of local variable ofast.
965 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
967 * doc/invoke.texi (fobjc-abi-version): Documented.
968 (fobjc-nilcheck): Documented.
969 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
972 2011-02-17 Joseph Myers <joseph@codesourcery.com>
975 * common.opt (export-dynamic): New Driver option.
976 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
978 2011-02-17 Joseph Myers <joseph@codesourcery.com>
980 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
982 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
983 Jan Hubicka <jh@suse.cz>
987 * cfgexpand.c (account_used_vars_for_block): Remove.
988 (estimated_stack_frame_size): Use referenced vars.
989 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
990 that were referenced in the original function. Test src_fn
991 rather than cfun. Drop redundant get_var_ann.
992 (setup_one_parameter): Drop redundant get_var_ann.
993 (declare_return_variable): Likewise.
994 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
995 (copy_arguments_for_versioning): Drop redundant get_var_ann.
996 * ipa-inline.c (compute_inline_parameters): Do not compute
997 disregard_inline_limits here.
998 (compute_inlinable_for_current, pass_inlinable): New.
999 (pass_inline_parameters): Require PROP_referenced_vars.
1000 * cgraphunit.c (cgraph_process_new_functions): Don't run
1001 compute_inline_parameters explicitly unless function is in SSA form.
1002 (cgraph_analyze_function): Set .disregard_inline_limits.
1003 * tree-sra.c (convert_callers): Compute inliner parameters
1004 only for functions already in SSA form.
1006 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1008 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
1009 -mlittle-endian-data.
1011 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1013 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
1014 -mno-fpu, not -fpu and -no-fpu.
1015 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
1016 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
1018 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
1021 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
1022 input reload with PLUS RTX.
1024 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1026 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
1027 of InverseVar(MDMX).
1029 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1031 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
1034 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1036 * config/mn10300/mn10300.opt (mno-crt0): New.
1038 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1040 * config/m68k/uclinux.opt (static-libc): New Driver option.
1042 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1044 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
1046 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1048 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
1049 %{muser-extend-enabled}.
1051 2011-02-16 Richard Guenther <rguenther@suse.de>
1053 PR tree-optimization/47738
1054 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
1055 the TODO from tree_predictive_commoning.
1057 2011-02-15 Jeff Law <law@redhat.com>
1060 2011-01-25 Jeff Law <law@redhat.com>
1062 PR rtl-optimization/37273
1063 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1064 handle them like argument loads from stack slots. Do not double
1065 count memory for memory constants and argument loads from stack slots.
1067 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1070 * combine.c (cant_combine_insn_p): Revert the last change.
1072 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1075 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
1076 mode for vector constants. Remove code that checks for TImode.
1078 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1082 * cgraph.h (compute_inline_parameters): Return void.
1083 * ipa-inline.c (compute_inline_parameters): Adjust.
1085 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1089 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
1091 * cfgexpand.c (estimated_stack_frame_size): Likewise.
1092 * ipa-inline.c (compute_inline_parameters): Adjust.
1094 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1098 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
1099 Adjust all users. Pass FN to...
1100 * tree-flow-inline.h (first_referenced_var): ... this. Add
1102 * ipa-struct-reorg.c: Adjust.
1103 * tree-dfa.c: Adjust.
1104 * tree-into-ssa.c: Adjust.
1105 * tree-sra.c: Adjust.
1106 * tree-ssa-alias.c: Adjust.
1107 * tree-ssa-live.c: Adjust.
1108 * tree-ssa.c: Adjust.
1109 * tree-ssanames.c: Adjust.
1110 * tree-tailcall.c: Adjust.
1112 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1116 * tree-flow.h (referenced_var_lookup): Add fn parameter.
1118 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
1119 * tree-flow-inline.h: Adjust.
1120 * gimple-pretty-print.c: Adjust.
1121 * tree-into-ssa.c: Adjust.
1122 * tree-ssa.c: Adjust.
1123 * cfgexpand.c: Adjust.
1125 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1127 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
1128 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1129 (EXTRA_CONSTRAINT): Delete.
1130 * config/iq2000/constraints.md: New file.
1131 * config/iq2000/iq2000.md: Include it.
1132 (define_insn ""): Delete.
1133 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
1134 unsupported constraint letters from patterns.
1135 (call_value, call_value_internal1): Likewise.
1136 (call_value_multiple_internal1): Likewise.
1138 2011-02-15 Nick Clifton <nickc@redhat.com>
1140 * config/mn10300/mn10300.c: Include tm-constrs.h.
1141 (struct liw_data): New data structure describing an LIW candidate
1143 (extract_bundle): Use struct liw_data. Allow small integer
1144 operands for some instructions.
1145 (check_liw_constraints): Use struct liw_data. Remove swapped
1146 parameter. Add comments describing the checks. Fix bug when
1147 assigning the source of liw1 to the source of liw2.
1148 (liw_candidate): Delete. Code moved into extract_bundle.
1149 (mn10300_bundle_liw): Use struct liw_data. Check constraints
1151 * config/mn10300/predicates.md (liw_operand): New predicate.
1152 Allows registers and small integer constants.
1153 * config/mn10300/constraints.md (O): New constraint. Accetps
1154 integers in the range -8 to +7 inclusive.
1155 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
1156 for moving a small integer into a register. Give this alternative
1158 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
1159 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
1160 using the J,K,L and M constraints,
1161 (liw): Remove SI mode on second operands to allow for HI and QI
1163 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
1166 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1169 * combine.c (cant_combine_insn_p): Check zero/sign extended
1172 2011-02-15 Richard Guenther <rguenther@suse.de>
1174 PR tree-optimization/47743
1175 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
1176 for a non-type-compatible VN lookup bail out.
1178 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1180 * config/fr30/constraints.md: New file.
1181 * config/fr30/fr30.md: Include it.
1182 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
1183 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1184 (EXTRA_CONSTRAINT): Delete.
1186 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1188 * config/frv/constraints.md: New file.
1189 * config/frv/predicates.md: Include it.
1190 * config/frv/frv.c (reg_class_from_letter): Delete.
1191 (frv_option_override): Don't initialize it.
1192 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
1193 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
1194 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
1195 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1196 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
1197 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1198 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
1199 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
1200 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
1201 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
1202 (REG_CLASS_FROM_CONSTRAINT): Delete.
1204 2011-02-15 Jakub Jelinek <jakub@redhat.com>
1207 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
1208 if frame size is 0 in a leaf function.
1210 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1213 * config/alpha/host-osf.c: New file.
1214 * config/alpha/x-osf: New file.
1215 * config.host (alpha*-dec-osf*): Use it.
1217 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1219 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1220 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
1221 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
1222 (rx_mode_dependent_address_p): ...this. Make static. Change argument
1224 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1226 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1228 * config/stormy16/constraints.md: New file.
1229 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
1230 Use satisfies_constraint_Q and satisfies_constraint_R.
1231 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
1233 (xstormy16_legitiamte_address_p): Declare.
1234 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
1235 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1236 (EXTRA_CONSTRAINT): Delete.
1237 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1239 (xstormy16_extra_constraint_p): Delete.
1241 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
1243 PR tree-optimization/46494
1244 * loop-unroll.c (split_edge_and_insert): Adjust comment.
1245 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
1246 (pass_rtl_loop_done): Add TODO_verify_flow.
1247 * fwprop.c (pass_rtl_fwprop): Likewise.
1248 * modulo-sched.c (pass_sms): Likewise.
1249 * tree-ssa-dom.c (pass_dominator): Likewise.
1250 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1251 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
1252 (pass_tree_loop_done): Likewise.
1253 * tree-ssa-pre.c (execute_pre): Likewise.
1254 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1255 * tree-ssa-sink.c (pass_sink_code): Likewise.
1256 * tree-vrp.c (pass_vrp): Likewise.
1258 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1260 * config/v850/constraints.md: New file.
1261 * config/v850/v850.md: Include it.
1262 * config/v850/predicates.md (reg_or_0_operand): Use
1263 satisfies_constraint_G.
1264 (special_symbolref_operand): Use satisfies_constraint_K.
1265 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
1266 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
1267 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
1268 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1269 (EXTRA_CONSTRAINT): Delete.
1270 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
1271 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
1272 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
1274 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1277 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
1280 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1282 * config/mcore/constraints.md: New file.
1283 * config/mcore/mcore.md: Include it.
1284 * config/mcore/mcore.c (reg_class_from_letter): Delete.
1285 * config/mcore/mcore.h (reg_class_from_letter): Delete.
1286 (REG_CLASS_FROM_LETTER): Delete.
1287 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
1288 insn_const_int_ok_for_constraint.
1289 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
1290 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
1291 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1292 (EXTRA_CONSTRAINT): Delete.
1294 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1297 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
1298 (IS_SIGHANDLER): Define.
1299 (sparc64_is_sighandler): New function, split off from
1300 sparc64_fallback_frame_state.
1301 (sparc_is_sighandler): New function, split off from
1302 sparc_fallback_frame_state.
1303 (sparc64_fallback_frame_state): Merge with ...
1304 (sparc_fallback_frame_state): ... this into ...
1305 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
1306 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
1307 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
1308 stack instead of hardcoded offsets.
1310 2011-02-14 Andriy Gapon <avg@freebsd.org>
1313 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
1315 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1317 * configure: Regenerate.
1319 2011-02-12 Joseph Myers <joseph@codesourcery.com>
1322 * gcc.c (asm_options): Correct spec matching --target-help.
1324 2011-02-12 Martin Jambor <mjambor@suse.cz>
1326 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
1327 to gimple call error.
1329 2011-02-12 Mike Stump <mikestump@comcast.net>
1331 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
1332 comments in backslash regions.
1334 2011-02-12 Mike Stump <mikestump@comcast.net>
1335 Jakub Jelinek <jakub@redhat.com>
1336 Iain Sandoe <iains@gcc.gnu.org>
1339 * dwarf2out.c (output_cfa_loc): When required, apply the
1340 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
1341 (output_loc_sequence): Likewise.
1342 (output_loc_operands_raw): Likewise.
1343 (output_loc_sequence_raw): Likewise.
1344 (output_cfa_loc): Likewise.
1345 (output_loc_list): Suppress register number adjustment when
1346 calling output_loc_sequence()
1347 (output_die): Likewise.
1349 2011-02-12 Anatoly Sokolov <aesok@post.ru>
1351 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1353 * config/xtensa/xtensa.c (xtensa_register_move_cost,
1354 xtensa_memory_move_cost): New functions.
1355 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
1357 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
1360 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
1361 in the current directory.
1362 * configure: Rebuilt.
1364 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1366 * config/darwin.c (darwin_override_options): Add a hunk missed
1367 from the commit of r168571. Trim comment line lengths and
1368 correct indents of the preceding block.
1370 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1372 * gcc.c (driver_handle_option): Concatenate the argument to -F with
1375 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1377 * common.opt (nostartfiles): New Driver option.
1379 2011-02-11 Xinliang David Li <davidxl@google.com>
1381 PR tree-optimization/47707
1382 * tree-chrec.c (convert_affine_scev): Keep type precision.
1384 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
1386 PR tree-optimization/47420
1387 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
1389 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
1391 PR rtl-optimization/47614
1392 * rtl.h (check_for_inc_dec): Declare.
1393 * dse.c (check_for_inc_dec): Externalize...
1394 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
1395 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
1397 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1400 * gcc.c (main): Do not compile inputs if there were errors in
1402 * opts-common.c (read_cmdline_option): Check for wrong language
1403 after other error checks.
1405 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
1407 * cgraph.c: Fix comment typos.
1408 * cgraph.h: Likewise.
1409 * cgraphunit.c: Likewise.
1410 * ipa-cp.c: Likewise.
1411 * ipa-inline.c: Likewise.
1412 * ipa-prop.c: Likewise.
1413 * ipa-pure-const.c: Likewise.
1414 * ipa-ref.c: Likewise.
1415 * ipa-reference.c: Likewise.
1417 2011-02-11 Jakub Jelinek <jakub@redhat.com>
1420 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
1422 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1425 * doc/sourcebuild.texi (Require Support): Document
1426 dg-require-ascii-locale.
1428 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
1430 * doc/lto.texi (Write summary): Fix missing parentheses.
1432 2011-02-10 DJ Delorie <dj@redhat.com>
1434 * config/m32c/m32c.c (m32c_option_override): Disable
1435 -fcombine-stack-adjustments until flag value tracking and compare
1436 optimization can be rewritten.
1438 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
1440 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
1442 (PROCESSOR_DEFAULT64): Likewise.
1444 2011-02-10 Richard Henderson <rth@redhat.com>
1446 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
1447 change from 2011-02-03.
1448 * config/rx/rx.c (flags_from_code): Likewise.
1449 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
1450 is valid, n/pz otherwise.
1451 (rx_select_cc_mode): Return CCmode if Y is not zero.
1453 2011-02-10 Richard Guenther <rguenther@suse.de>
1455 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
1457 2011-02-10 Richard Guenther <rguenther@suse.de>
1459 PR tree-optimization/47677
1460 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
1462 2011-02-10 Jakub Jelinek <jakub@redhat.com>
1465 * combine.c (make_compound_operation): Only change shifts into
1466 multiplication for SCALAR_INT_MODE_P.
1468 2011-02-10 Jie Zhang <jie@codesourcery.com>
1472 2011-02-05 Jie Zhang <jie@codesourcery.com>
1474 * web.c (entry_register): Don't clobber the number of the
1475 first uninitialized reference in used[].
1477 2011-02-09 Richard Guenther <rguenther@suse.de>
1479 PR tree-optimization/47664
1480 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
1483 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
1487 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
1489 (PROCESSOR_DEFAULT64): Same.
1490 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
1492 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1494 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
1496 2011-02-09 Martin Jambor <mjambor@suse.cz>
1499 * tree-sra.c (struct access): New flags grp_scalar_read and
1500 grp_scalar_write. Changed description of assignment read and write
1502 (dump_access): Dump new flags, reorder all of them.
1503 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
1504 to detect multiple scalar reads.
1505 (analyze_access_subtree): Use the new scalar read write flags instead
1506 of the old flags. Adjusted comments.
1508 2011-02-08 DJ Delorie <dj@redhat.com>
1511 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
1514 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1516 * config/m68k/uclinux.opt: New.
1517 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
1519 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1521 * config/cris/elf.opt (sim): New Driver option.
1523 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1525 * config/xtensa/elf.opt: New.
1526 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
1528 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1530 * config/vax/elf.opt: New.
1531 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
1533 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1535 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
1537 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1539 * config/gnu-user.opt: New.
1540 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
1541 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
1542 *-*-uclinux*): Use gnu-user.opt.
1544 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
1546 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
1547 * config/i386/gnu.h (CPP_SPEC): Likewise.
1549 2011-02-08 Ian Lance Taylor <iant@google.com>
1551 * common.opt (fcx-limited-range): Add SetByCombined flag.
1552 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
1553 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
1554 (fassociative-math, freciprocal-math): Likewise.
1555 (funsafe-math-optimizations): Likewise.
1556 * opth-gen.awk: Handle SetByCombined.
1557 * optc-gen.awk: Likewise.
1558 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
1559 (set_unsafe_math_optimizations_flags): Likewise.
1560 * doc/options.texi (Option properties): Document SetByCombined.
1562 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1564 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
1565 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
1566 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
1567 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
1568 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
1570 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
1572 PR tree-optimization/46834
1573 PR tree-optimization/46994
1574 PR tree-optimization/46995
1575 * graphite-sese-to-poly.c (used_outside_reduction): New.
1576 (detect_commutative_reduction): Call used_outside_reduction.
1577 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
1578 translate_scalar_reduction_to_array only when at least one
1579 loop-phi/close-phi tuple has been detected.
1581 2011-02-08 Richard Guenther <rguenther@suse.de>
1584 * tree-vect-generic.c (expand_vector_operations_1): Update
1586 (expand_vector_operations): ... not here. Cleanup EH info
1587 and the CFG if required.
1589 2011-02-08 Richard Guenther <rguenther@suse.de>
1591 PR tree-optimization/47641
1592 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
1593 require type compatibility.
1595 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1597 * gimple-low.c (lower_function_body): Don't remove the location of
1598 the return statement here.
1599 (lower_gimple_return): Do it here instead but only if the return
1600 statement is actually used twice.
1602 2011-02-08 Richard Guenther <rguenther@suse.de>
1604 PR tree-optimization/47632
1605 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
1606 unused up_to_stmt parameter, return whether cfg-cleanup is
1607 necessary, remove EH info properly.
1608 (forward_propagate_into_gimple_cond): Adjust caller.
1609 (forward_propagate_into_cond): Likewise.
1610 (forward_propagate_comparison): Likewise.
1611 (tree_ssa_forward_propagate_single_use_vars): Make
1612 forward_propagate_comparison case similar to the two others.
1614 2011-02-08 Nick Clifton <nickc@redhat.com>
1616 * config/mn10300/mn10300.opt (mliw): New command line option.
1617 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
1618 (liw_bundling): New automaton.
1619 (liw): New attribute.
1620 (liw_op): New attribute.
1621 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
1622 (movsi_internal): Add LIW attributes.
1626 (addsi3): Separate register and immediate alternatives.
1631 (lshrsi3): Likewise.
1632 (ashrsi3): Likewise.
1634 * config/mn10300/mn10300.c (liw_op_names): New
1635 (mn10300_print_operand): Handle 'W' operand descriptor.
1636 (extract_bundle): New function.
1637 (check_liw_constraints): New function.
1638 (liw_candidate): New function.
1639 (mn10300_bundle_liw): New function.
1640 (mn10300_reorg): New function.
1641 (TARGET_MACHINE_DEPENDENT_REORG): Define.
1642 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
1643 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
1644 __LIW__ or __NO_LIW__.
1645 * doc/invoke.texi: Describe the -mliw command line option.
1647 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1649 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
1650 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1651 pthread_mutex_unlock): Remove.
1652 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
1653 * config/pa/t-pa64: Likewise.
1654 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
1655 shared libc if not linking against libpthread.
1656 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
1658 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
1661 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
1662 on 10.6 and later to ensure that we always use the unwinder from
1663 the system. Only add -no_compact_unwind when tarteting darwin
1666 2011-02-07 Steve Ellcey <sje@cup.hp.com>
1669 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
1670 (vec_interleave_lowv2sf): Ditto.
1671 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
1672 (vec_extract_oddv2sf): Ditto.
1674 2011-02-07 Mike Stump <mikestump@comcast.net>
1677 Add __ieee_divdc3 entry point.
1678 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
1680 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
1681 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
1682 * config/darwin.c (darwin_rename_builtins): Add.
1683 * config/darwin-protos.h (darwin_rename_builtins): Add.
1685 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1688 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
1691 2011-02-07 Mike Stump <mikestump@comcast.net>
1693 * config/darwin.opt (mmacosx-version-min): Update default OS version.
1695 2011-02-07 Denis Chertykov <chertykov@gmail.com>
1698 * config/avr/libgcc.S (exit): Move .endfunc
1700 2011-02-07 Richard Guenther <rguenther@suse.de>
1702 PR tree-optimization/47615
1703 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
1704 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
1705 (run_scc_vn): Initialize it.
1706 (visit_reference_op_load): Use it.
1707 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
1709 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1711 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
1712 DImode trapping arithmetic libfuncs.
1714 2011-02-07 Richard Guenther <rguenther@suse.de>
1716 PR tree-optimization/47621
1717 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
1719 (execute_update_addresses_taken): ... here. Make it more
1720 conservative in what we accept.
1722 2011-02-06 Joseph Myers <joseph@codesourcery.com>
1724 * config/sparc/freebsd.h (ASM_SPEC): Define.
1725 * config/sparc/vxworks.h (ASM_SPEC): Define.
1727 2011-02-06 Joseph Myers <joseph@codesourcery.com>
1729 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
1731 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
1733 * doc/invoke.texi: Remove reference to compiler internals from
1736 * reg-notes.def: Remove REG_VALUE_PROFILE.
1737 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
1739 2011-02-05 Jakub Jelinek <jakub@redhat.com>
1742 * varasm.c (default_section_type_flags): If decl is NULL,
1743 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
1745 2011-02-05 Jie Zhang <jie@codesourcery.com>
1748 * web.c (entry_register): Don't clobber the number of the
1749 first uninitialized reference in used[].
1751 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
1753 PR tree-optimization/46194
1754 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
1755 (build_classic_dist_vector_1): Do not represent classic distance
1756 vectors when the access functions are variating in different loops.
1758 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1760 * config/mips/iris6.opt: New.
1761 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
1763 2011-02-04 Richard Henderson <rth@redhat.com>
1764 Steve Ellcey <sje@cup.hp.com>
1767 * config/ia64/predicates.md (mux1_brcst_element): New.
1768 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
1769 * config/ia64/ia64.c (ia64_unpack_assemble): New.
1770 (ia64_unpack_sign): New.
1771 (ia64_expand_unpack): Rewrite using new routines.
1772 (ia64_expand_widen_sum): Ditto.
1773 (ia64_expand_dot_prod_v8qi): Ditto.
1774 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
1775 routines, add endian check.
1776 (pmpy2_even): Rename from pmpy2_r, add endian check.
1777 (pmpy2_odd): Rename from pmpy2_l, add endian check.
1778 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
1779 (vec_widen_smult_hi_v4hi): Ditto.
1780 (vec_widen_umult_lo_v4hi): Ditto.
1781 (vec_widen_umult_hi_v4hi): Ditto.
1782 (mulv2si3): Change endian checks.
1783 (sdot_prodv4hi): Rewrite with new calls.
1784 (udot_prodv4hi): New.
1785 (vec_pack_ssat_v4hi): Add endian check.
1786 (vec_pack_usat_v4hi): Ditto.
1787 (vec_pack_ssat_v2si): Ditto.
1788 (max1_even): Rename from max1_r, add endian check.
1789 (max1_odd): Rename from max1_l, add endian check.
1790 (*mux1_rev): Format change.
1792 (*mux1_shuf): Ditto.
1794 (*mux1_brcst_v8qi): Use new predicate.
1795 (vec_extract_evenv8qi): Remove endian check.
1796 (vec_extract_oddv8qi): Ditto.
1797 (vec_interleave_lowv4hi): Format change.
1798 (vec_interleave_highv4hi): Ditto.
1799 (mix2_even): Rename from mix2_r, add endian check.
1800 (mix2_odd): Rename from mux2_l, add endian check.
1801 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
1802 (vec_extract_evenodd_helper): Format change.
1803 (vec_extract_evenv4hi): Remove endian check.
1804 (vec_extract_oddv4hi): Remove endian check.
1805 (vec_interleave_lowv2si): Format change.
1806 (vec_interleave_highv2si): Format change.
1807 (vec_initv2si): Remove endian check.
1808 (vecinit_v2si): Add endian check.
1809 (reduc_splus_v2sf): Add endian check.
1810 (reduc_smax_v2sf): Ditto.
1811 (reduc_smin_v2sf): Ditto.
1812 (vec_initv2sf): Remove endian check.
1813 (fpack): Add endian check.
1814 (fswap): Add endian check.
1815 (vec_interleave_highv2sf): Add endian check.
1816 (vec_interleave_lowv2sf): Add endian check.
1817 (fmix_lr): Add endian check.
1818 (vec_setv2sf): Format change.
1819 (*vec_extractv2sf_0_be): Use shift to extract operand.
1820 (*vec_extractv2sf_1_be): New.
1821 (vec_pack_trunc_v4hi): Add endian check.
1822 (vec_pack_trunc_v2si): Format change.
1824 2011-02-04 Jakub Jelinek <jakub@redhat.com>
1827 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
1828 do bb, locus and block comparison and disallow loads if it is not set.
1829 (stmt_is_replaceable_p): New function.
1830 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
1832 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
1833 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
1835 * tree-flow.h (stmt_is_replaceable_p): New prototype.
1837 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1839 * config/rs6000/xilinx.opt: New.
1840 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
1842 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1844 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
1846 2011-02-03 Anatoly Sokolov <aesok@post.ru>
1848 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
1849 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1850 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
1851 secondary_reload_info, xtensa_secondary_reload): Remove.
1852 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
1853 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1854 (xtensa_preferred_reload_class): Make static. Change return and
1855 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
1856 Use CONST_DOUBLE_P predicate.
1857 (xtensa_preferred_output_reload_class): New function.
1858 (xtensa_secondary_reload): Make static.
1860 2011-02-03 Joseph Myers <joseph@codesourcery.com>
1862 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
1863 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
1864 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
1866 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1869 * output.h (SECTION_RELRO): Define.
1870 (SECTION_MACH_DEP): Adjust.
1871 (get_variable_section): New prototype.
1872 * varpool.c (varpool_finalize_named_section_flags): New function.
1873 (varpool_assemble_pending_decls): Call it.
1874 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
1875 * cgraphunit.c (cgraph_output_in_order): Call
1876 varpool_finalize_named_section_flags.
1877 * varasm.c (get_section): Allow section flags conflicts between
1878 relro and read-only sections if the section hasn't been declared yet.
1879 Set SECTION_OVERRIDE after diagnosing section type conflict.
1880 (get_variable_section): No longer static.
1881 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
1882 readonly sections that need relocations.
1883 (decl_readonly_section_1): New function.
1884 (decl_readonly_section): Use it.
1887 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
1888 Steve Ellcey <sje@cup.hp.com>
1891 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
1892 if section attribute used.
1894 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1896 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
1897 * config/darwin.c (SECTION_NO_ANCHOR): Define.
1898 (darwin_init_sections): Remove assertion.
1900 2011-02-03 Nick Clifton <nickc@redhat.com>
1902 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
1904 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
1905 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
1906 instead of "n" and "pz".
1907 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
1910 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1913 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
1914 fma, expand FMA_EXPR as fma{,f,l} call.
1917 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
1918 copy them into a unsigned char variable and pass address of it to
1919 lto_output_data_stream.
1922 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
1923 around backend_init_target and lang_dependent_init_target calls.
1924 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
1925 (verify_cgraph_node): Don't call set_cfun here. Use
1926 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
1927 Set error_found for incorrectly represented calls to thunks.
1929 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1932 PR rtl-optimization/43494
1933 * rtl.h (for_each_inc_dec_fn): New type.
1934 (for_each_inc_dec): Declare.
1935 * rtlanal.c (struct for_each_inc_dec_ops): New type.
1936 (for_each_inc_dec_find_inc_dec): New fn.
1937 (for_each_inc_dec_find_mem): New fn.
1938 (for_each_inc_dec): New fn.
1939 * dse.c (struct insn_size): Remove.
1940 (replace_inc_dec, replace_inc_dec_mem): Remove.
1941 (emit_inc_dec_insn_before): New fn.
1942 (check_for_inc_dec): Use it, along with for_each_inc_dec.
1943 (canon_address): Pass mem modes to cselib_lookup.
1944 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
1945 (cselib_lookup_from_insn): Likewise.
1946 (cselib_subst_to_values): Likewise.
1947 * cselib.c (find_slot_memmode): New var.
1948 (cselib_find_slot): New fn. Use it instead of
1949 htab_find_slot_with_hash everywhere.
1950 (entry_and_rtx_equal_p): Use find_slot_memmode.
1951 (autoinc_split): New fn.
1952 (rtx_equal_for_cselib_p): Rename and implement in terms of...
1953 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
1954 Deal with autoinc. Special-case recursion into MEMs.
1955 (cselib_hash_rtx): Likewise.
1956 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
1957 address and MEM modes.
1958 (cselib_subst_to_values): Add memmode, pass it on.
1960 (cselib_lookup): Add memmode argument, pass it on.
1961 (cselib_lookup_from_insn): Add memmode.
1962 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
1963 (struct cselib_record_autoinc_data): New.
1964 (cselib_record_autoinc_cb): New fn.
1965 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
1966 mode to cselib_lookup. Reset autoinced REGs here instead of...
1967 (cselib_process_insn): ... here.
1968 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
1970 (add_uses): Likewise, also to cselib_subst_to_values.
1971 (add_stores): Likewise.
1972 * sched-deps.c (add_insn_mem_dependence): Pass mode to
1973 cselib_subst_to_values.
1974 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
1975 * gcse.c (do_local_cprop): Adjusted.
1976 * postreload.c (reload_cse_simplify_set): Adjusted.
1977 (reload_cse_simplify_operands): Adjusted.
1978 * sel-sched-dump (debug_mem_addr_value): Pass mode.
1980 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1982 PR tree-optimization/45122
1983 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
1984 unsafe assumptions when there's more than one loop exit.
1986 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1989 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
1990 Document using vector double with the load/store builtins, and
1991 that the load/store builtins always use Altivec instructions.
1993 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
1994 to use altivec memory instructions, even on VSX.
1995 (vector_altivec_store_<mode>): Ditto.
1997 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
2000 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2001 V2DF, V2DI support to load/store overloaded builtins.
2003 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
2004 altivec load/store builtins for V2DF/V2DI types.
2006 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
2007 set avoid indexed addresses on power6 if -maltivec.
2008 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
2009 vector_altivec_load/vector_altivec_store builtins.
2010 (altivec_expand_st_builtin): Ditto.
2011 (altivec_expand_builtin): Add VSX memory builtins.
2012 (rs6000_init_builtins): Add V2DI types to internal types.
2013 (altivec_init_builtins): Add support for V2DF/V2DI altivec
2014 load/store builtins.
2015 (rs6000_address_for_altivec): Insure memory address is appropriate
2018 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
2019 vec_vsx_ld and vec_vsx_st.
2020 (vsx_store_<mode>): Ditto.
2022 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
2023 variables to hold long long types for VSX vector memory builtins.
2024 (RS6000_BTI_unsigned_long_long): Ditto.
2025 (long_long_integer_type_internal_node): Ditti.
2026 (long_long_unsigned_type_internal_node): Ditti.
2028 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
2029 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
2030 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
2032 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
2034 (vec_vsx_st): Ditto.
2036 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2038 * config/pa/pa-hpux10.opt: New.
2039 * config/hpux11.opt (pthread): New Driver option.
2040 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
2041 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
2043 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2045 * config/ia64/vms.opt: New.
2046 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
2048 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2051 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
2052 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
2053 generator functions.
2054 (vsx_floatuns<VSi><mode>2): Ditto.
2055 (vsx_fix_trunc<mode><VSi>2): Ditto.
2056 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
2058 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2060 * config/i386/djgpp.opt (posix): New Driver option.
2062 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2064 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
2065 Move to the unsupported targets list.
2067 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
2069 PR rtl-optimization/47525
2070 * df-scan.c: Update copyright years.
2071 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
2072 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
2074 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2076 * config/i386/sysv4.h (TARGET_VERSION): Remove.
2077 (SUBTARGET_RETURN_IN_MEMORY): Remove.
2078 (ASM_OUTPUT_ASCII): Remove.
2079 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
2081 2011-02-02 Jeff Law <law@redhat.com>
2084 * reload.c (find_reloads_address): Handle reg+d address where both
2085 components are invalid by reloading the entire address.
2087 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2088 Richard Guenther <rguenther@suse.de>
2090 PR tree-optimization/40979
2092 * passes.c (init_optimization_passes): After LIM call copy_prop
2093 and DCE to clean up.
2094 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
2096 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2098 PR tree-optimization/47576
2099 PR tree-optimization/47555
2100 * doc/invoke.texi (scev-max-expr-complexity): Documented.
2101 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2102 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
2103 * tree-scalar-evolution.c (follow_ssa_edge): Use
2104 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
2106 2011-02-02 Richard Guenther <rguenther@suse.de>
2108 PR tree-optimization/47566
2109 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
2111 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2115 * tree-inline.c (declare_return_variable): Remove unused caller
2120 * tree-flow-inline.h (clear_is_used, is_used_p): New.
2121 * cfgexpand.c (account_used_vars_for_block): Use them.
2122 * tree-nrv.c (tree_nrv): Likewise.
2123 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
2124 (dump_scope_block): Likewise.
2125 (remove_unused_locals): Likewise.
2129 * tree-inline.c (declare_return_variable): Add result decl to
2130 local decls only once.
2131 * gimple-low.c (record_vars_into): Mark newly-created variables
2134 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2140 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2142 (no_real_insns_p, schedule_block, set_priorities): Drop special
2143 treatment of boundary debug insns.
2144 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2145 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
2146 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2147 (BOUNDARY_DEBUG_INSN_P): Likewise.
2148 (SCHEDULE_DEBUG_INSN_P): Likewise.
2149 * sched-rgn.c (init_ready_list): Drop special treatment of
2150 boundary debug insns.
2151 * final.c (rest_of_clean_state): Clear notes' BB.
2153 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2155 * config/openbsd.opt (assert=): New Driver option.
2157 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2159 * config/i386/nto.opt: New.
2160 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
2162 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2164 * config/i386/netware.opt: New.
2165 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
2167 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2169 * config/interix.opt (posix): New Driver option.
2171 2011-02-01 DJ Delorie <dj@redhat.com>
2173 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
2175 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
2178 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
2180 PR tree-optimization/47561
2181 * toplev.c (process_options): Print the Graphite flags. Add
2182 flag_loop_flatten to the list of options requiring Graphite.
2184 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2186 * config/i386/cygming.opt (posix): New Driver option.
2188 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2190 * config/arm/vxworks.opt: New.
2191 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
2193 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2195 * config/alpha/elf.opt: New.
2196 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
2197 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
2199 2011-02-01 Richard Guenther <rguenther@suse.de>
2201 PR tree-optimization/47559
2202 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
2203 store-motion on references that can throw.
2205 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
2207 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
2208 * tree-pass.h (TDF_CSELIB): New macro.
2209 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
2210 cselib_lookup): Check for it rather than for TDF_DETAILS.
2212 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
2215 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
2218 * opts.c (finish_options): Don't add x_aux_base_name if it is
2221 2011-02-01 Richard Guenther <rguenther@suse.de>
2223 PR tree-optimization/47555
2225 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
2227 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2229 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
2232 * config/lm32/t-lm32: Add multilib for all CPU options.
2234 2011-02-01 Richard Guenther <rguenther@suse.de>
2236 PR tree-optimization/47541
2237 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2238 sure to have a field at offset zero.
2240 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2242 * config/arc/arc.opt (EB, EL): New Driver options.
2244 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2246 * config/alpha/osf5.opt: New.
2247 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
2249 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2251 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
2253 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
2255 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
2257 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
2258 is an alias of -floop-interchange and that it requires the
2259 Graphite infrastructure.
2260 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
2261 flag_loop_interchange based on the value of flag_tree_loop_linear.
2263 2011-01-31 Jakub Jelinek <jakub@redhat.com>
2264 Richard Guenther <rguenther@suse.de>
2266 PR tree-optimization/47538
2267 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
2268 type instead of r1type, except for comparisons. For right
2269 shifts and comparisons punt if there are mismatches in
2270 sizetype vs. non-sizetype types.
2272 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2274 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2277 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2279 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
2281 * configure: Regenerate.
2283 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2285 * configure.ac (gcc_cv_ld_static_option): Define.
2286 (gcc_cv_ld_dynamic_option): Define.
2287 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
2289 (HAVE_LD_STATIC_DYNAMIC): Update message.
2290 (LD_STATIC_OPTION): Define.
2291 (LD_DYNAMIC_OPTION): Define.
2292 * configure: Regenerate.
2293 * config.in: Regenerate.
2294 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
2295 HAVE_LD_STATIC_DYNAMIC]: Use them.
2297 2011-01-31 Nick Clifton <nickc@redhat.com>
2299 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
2300 registers inside interrupt handlers if the handler is not a leaf
2303 2011-01-31 Nick Clifton <nickc@redhat.com>
2305 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
2306 reg_renumber returning an INVALID_REGNUM.
2308 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2311 * doc/install.texi: Document host options discarded when cross
2312 configuring target libraries.
2314 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2317 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2320 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2322 (no_real_insns_p, schedule_block, set_priorities): Drop special
2323 treatment of boundary debug insns.
2324 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2325 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2326 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2327 (BOUNDARY_DEBUG_INSN_P): Likewise.
2328 (SCHEDULE_DEBUG_INSN_P): Likewise.
2329 * sched-rgn.c (init_ready_list): Drop special treatment of
2330 boundary debug insns.
2331 * final.c (rest_of_clean-state): Clear notes' BB.
2333 2011-01-31 Alan Modra <amodra@gmail.com>
2335 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
2336 toc relative expressions as we do in print_operand_address.
2338 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
2340 * doc/extend.texi: Follow spelling conventions.
2341 * doc/invoke.texi: Fix a typo.
2343 2011-01-30 Joseph Myers <joseph@codesourcery.com>
2345 * config/hpux11.opt: New.
2346 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
2347 ia64*-*-hpux*): Use hpux11.opt.
2349 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
2351 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
2354 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2356 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
2359 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2361 * doc/install.texi (Binaries): Remove outdated reference for
2362 Motorola 68HC11/68HC12 downloads.
2364 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2366 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
2369 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
2372 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
2375 2011-01-28 Ahmad Sharif <asharif@google.com>
2377 * value-prof.c (check_counter): Corrected error message.
2379 2011-01-29 Jie Zhang <jie@codesourcery.com>
2381 * config/arm/arm.c (arm_legitimize_reload_address): New.
2382 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
2383 arm_legitimize_reload_address.
2384 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
2386 2011-01-28 Ian Lance Taylor <iant@google.com>
2388 * godump.c (go_define): Ignore macros whose definitions include
2389 two adjacent operands.
2391 2011-01-28 Jakub Jelinek <jakub@redhat.com>
2394 * varasm.c (force_const_mem): Store copy of x in desc->constant
2395 instead of x itself.
2396 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
2397 itself into REG_EQUAL note.
2399 2011-01-28 Joseph Myers <joseph@codesourcery.com>
2401 * config/freebsd.opt (posix, rdynamic): New Driver options.
2403 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2405 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
2407 * configure: Regenerate.
2409 2011-01-27 Joseph Myers <joseph@codesourcery.com>
2411 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
2412 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
2414 2011-01-27 Anatoly Sokolov <aesok@post.ru>
2416 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
2417 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
2418 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
2419 (s390_preferred_reload_class): Make static. Change return and
2420 'rclass' argument type to reg_class_t.
2422 2011-01-27 Jan Hubicka <jh@suse.cz>
2425 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
2426 (process_function_and_variable_attributes): Check defined weakrefs.
2428 2011-01-27 Martin Jambor <mjambor@suse.cz>
2430 PR tree-optimization/47228
2431 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
2432 build_ref_for_offset.
2434 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2436 * config/spu/spu-elf.h (ASM_SPEC): Remove.
2438 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
2440 PR rtl-optimization/46856
2441 * postreload.c (reload_combine_recognize_const_pattern): Do not
2442 separate cc0 setter and user on cc0 targets.
2444 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
2447 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
2448 passed a VOID_TYPE expression, immediately emit an error and
2449 return error_mark_node.
2451 2011-01-26 Jeff Law <law@redhat.com>
2453 PR rtl-optimization/47464
2454 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
2455 rather than may_trap_p as needed.
2457 2011-01-26 DJ Delorie <dj@redhat.com>
2459 PR rtl-optimization/46878
2460 * combine.c (insn_a_feeds_b): Check for the implicit cc0
2461 setter/user dependency as well.
2463 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
2465 PR rtl-optimization/44469
2466 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
2467 after removing trivially dead basic blocks.
2469 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2471 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
2472 * config/frv/frv.h (LINK_SPEC): Likewise.
2473 * config/i386/netware.h (LINK_SPEC): Likewise.
2474 * config/m68k/linux.h (ASM_SPEC): Likewise.
2475 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2476 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2477 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2478 * config/sparc/linux.h (ASM_SPEC): Likewise.
2479 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2480 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2482 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2484 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
2485 * config/frv/frv.h (ASM_SPEC): Likewise.
2486 * config/m68k/linux.h (ASM_SPEC): Likewise.
2487 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2488 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
2489 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2490 * config/sparc/linux.h (ASM_SPEC): Likewise.
2491 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2492 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2494 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2496 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
2497 * config/frv/frv.h (LINK_SPEC): Likewise.
2498 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2500 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2502 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
2503 * config/frv/frv.h (ASM_SPEC): Likewise.
2504 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
2505 * config/m68k/linux.h (ASM_SPEC): Likewise.
2506 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2507 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
2508 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2509 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
2510 * config/sparc/linux.h (ASM_SPEC): Likewise.
2511 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2512 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2513 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
2515 2011-01-26 Steve Ellcey <sje@cup.hp.com>
2518 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
2520 (vec_extract_evenodd_help): Ditto.
2521 (vec_extract_evenv4hi): Ditto.
2522 (vec_extract_oddv4hi): Ditto.
2523 (vec_interleave_lowv2si): Ditto.
2524 (vec_interleave_highv2si): Ditto.
2525 (vec_extract_evenv2si): Ditto.
2526 (vec_extract_oddv2si: Ditto.
2527 (vec_pack_trunc_v2si): Ditto.
2529 2011-01-22 Jan Hubicka <jh@suse.cz>
2532 * cgraph.h (cgraph_local_info): New field can_change_signature.
2533 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
2534 signature can change.
2535 (ipcp_estimate_growth): Call sequence simplify only if calle signature
2537 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
2538 (cgraph_function_versioning): We can not change signature of functions
2539 that don't allow that.
2540 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
2541 (lto_input_node): Likewise.
2542 * ipa-inline.c (compute_inline_parameters): Compute
2543 local.can_change_signature.
2544 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
2545 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
2546 functions that can not change signature.
2547 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
2548 init_cumulative_args): Do not use local calling conventions
2549 for functions that can not change signature.
2551 2011-01-22 Jan Hubicka <jh@suse.cz>
2553 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
2555 2011-01-26 Richard Guenther <rguenther@suse.de>
2557 PR tree-optimization/47190
2558 * cgraphunit.c (process_common_attributes): New function.
2559 (process_function_and_variable_attributes): Use it.
2561 2011-01-26 Richard Guenther <rguenther@suse.de>
2564 * cgraphbuild.c (record_eh_tables): Record reference to personality
2567 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
2570 * sel-sched.c (moveup_expr): Don't let debug insns prevent
2571 non-debug insns from moving up.
2573 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
2576 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
2577 t-dlldir{,-x} fragment for build and add it to tmake_file.
2578 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
2579 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
2580 * config/i386/t-dlldir: New file.
2581 (SHLIB_DLLDIR): Define.
2582 * config/i386/t-dlldir-x: New file.
2583 (SHLIB_DLLDIR): Define.
2584 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
2585 (SHLIB_INSTALL): Use it.
2587 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
2590 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
2591 lower bound of the allowed Thumb-2 coprocessor load/store
2592 index range to -256. Add explaining comment.
2594 2011-01-25 Ian Lance Taylor <iant@google.com>
2596 * godump.c (go_define): Improve lexing of macro expansion to only
2597 accept expressions which match Go spec.
2599 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
2602 * tree.c (handle_dll_attribute): Handle it.
2603 * doc/extend.texi (@item dllexport): Mention it.
2604 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
2606 2011-01-25 Ian Lance Taylor <iant@google.com>
2608 PR tree-optimization/26854
2609 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
2610 (decl_jump_unsafe): Move higher in file, with no other change.
2611 (bind): Set has_jump_unsafe_decl if appropriate.
2612 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
2613 (check_earlier_gotos): Likewise.
2614 (c_check_switch_jump_warnings): Likewise.
2616 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
2618 * doc/invoke.texi (Warning Options): Add missing hyphen.
2619 (-fprofile-dir): Minor grammatical fixes.
2620 (-fbranch-probabilities): Likewise.
2622 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2626 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2628 (no_real_insns_p, schedule_block, set_priorities): Drop special
2629 treatment of boundary debug insns.
2630 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2631 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2632 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2633 (BOUNDARY_DEBUG_INSN_P): Likewise.
2634 (SCHEDULE_DEBUG_INSN_P): Likewise.
2635 * sched-rgn.c (init_ready_list): Drop special treatment of
2636 boundary debug insns.
2637 * final.c (rest_of_clean-state): Clear notes' BB.
2639 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2641 * Makefile.in (LAMBDA_H): Removed.
2642 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
2643 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
2644 lambda-trans.o, and tree-loop-linear.o.
2645 (lto-symtab.o): Remove dependence on LAMBDA_H.
2646 (tree-loop-linear.o): Remove rule.
2647 (lambda-mat.o): Same.
2648 (lambda-trans.o): Same.
2649 (lambda-code.o): Same.
2650 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
2651 (tree-vect-slp.o): Same.
2652 * hwint.h (gcd): Moved here.
2653 (least_common_multiple): Same.
2654 * lambda-code.c: Removed.
2655 * lambda-mat.c: Removed.
2656 * lambda-trans.c: Removed.
2657 * lambda.h: Removed.
2658 * tree-loop-linear.c: Removed.
2659 * lto-symtab.c: Do not include lambda.h.
2660 * omega.c (gcd): Removed.
2661 * passes.c (init_optimization_passes): Remove pass_linear_transform.
2662 * tree-data-ref.c (print_lambda_vector): Moved here.
2663 (lambda_vector_copy): Same.
2664 (lambda_matrix_copy): Same.
2665 (lambda_matrix_id): Same.
2666 (lambda_vector_first_nz): Same.
2667 (lambda_matrix_row_add): Same.
2668 (lambda_matrix_row_exchange): Same.
2669 (lambda_vector_mult_const): Same.
2670 (lambda_vector_negate): Same.
2671 (lambda_matrix_row_negate): Same.
2672 (lambda_vector_equal): Same.
2673 (lambda_matrix_right_hermite): Same.
2674 * tree-data-ref.h: Do not include lambda.h.
2675 (lambda_vector): Moved here.
2676 (lambda_matrix): Same.
2677 (dependence_level): Same.
2678 (lambda_transform_legal_p): Removed declaration.
2679 (lambda_collect_parameters): Same.
2680 (lambda_compute_access_matrices): Same.
2681 (lambda_vector_gcd): Same.
2682 (lambda_vector_new): Same.
2683 (lambda_vector_clear): Same.
2684 (lambda_vector_lexico_pos): Same.
2685 (lambda_vector_zerop): Same.
2686 (lambda_matrix_new): Same.
2687 * tree-flow.h (least_common_multiple): Removed declaration.
2688 * tree-parloops.c (lambda_trans_matrix): Moved here.
2690 (LTM_ROWSIZE): Same.
2691 (LTM_COLSIZE): Same.
2692 (LTM_DENOMINATOR): Same.
2693 (lambda_trans_matrix_new): Same.
2694 (lambda_matrix_vector_mult): Same.
2695 (lambda_transform_legal_p): Same.
2696 * tree-pass.h (pass_linear_transform): Removed declaration.
2697 * tree-ssa-loop.c (tree_linear_transform): Removed.
2698 (gate_tree_linear_transform): Removed.
2699 (pass_linear_transform): Removed.
2700 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
2701 flag_loop_interchange.
2703 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2705 PR tree-optimization/47265
2706 PR tree-optimization/47443
2707 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
2708 if name still has some uses.
2710 2011-01-25 Martin Jambor <mjambor@suse.cz>
2712 PR tree-optimization/47382
2713 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
2714 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
2716 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
2718 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
2719 sjlj_except_unwind_info.
2721 2011-01-25 Richard Guenther <rguenther@suse.de>
2723 PR tree-optimization/47426
2724 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
2725 visible functions results escape.
2727 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2730 * config/arm/arm.c (any_sibcall_uses_r3): New function.
2731 (arm_get_frame_offsets): Use it.
2733 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2734 Jakub Jelinek <jakub@redhat.com>
2736 PR tree-optimization/47271
2737 * tree-if-conv.c (bb_postdominates_preds): New.
2738 (if_convertible_bb_p): Call bb_postdominates_preds.
2739 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
2740 (predicate_scalar_phi): Call bb_postdominates_preds.
2742 2011-01-25 Nick Clifton <nickc@redhat.com>
2744 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
2745 * config/rx/rx.c (rx_function_value): Likewise.
2746 (rx_promote_function_mode): Likewise.
2747 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
2748 in order to make it legitimate.
2749 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
2750 make sure that the first operand is the same as the result register.
2751 (addsi3_unspec): Delete.
2752 (subdi3): Do not accept immediate operands.
2753 (subdi3_internal): Likewise.
2755 2011-01-25 Jeff Law <law@redhat.com>
2757 PR rtl-optimization/37273
2758 * ira-costs.c (scan_one_insn): Detect constants living in memory and
2759 handle them like argument loads from stack slots. Do not double
2760 count memory for memory constants and argument loads from stack slots.
2762 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2764 PR tree-optimization/47427
2765 PR tree-optimization/47428
2766 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2767 coalesce if the new root var would be TREE_READONLY.
2769 2011-01-25 Richard Guenther <rguenther@suse.de>
2772 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
2773 correct type for TBAA.
2775 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2777 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
2778 (close_phi_written_to_memory): Call for_each_index with
2779 dr_indices_valid_in_loop.
2781 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2783 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
2784 when it is initialized.
2786 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2788 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
2789 call to graphite_find_data_references_in_stmt.
2790 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
2791 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
2792 call to graphite_find_data_references_in_stmt.
2793 (analyze_drs_in_stmts): Same.
2794 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
2795 in which the scalar analysis of indices is performed.
2796 (create_data_ref): Same. Update call to dr_analyze_indices.
2797 (find_data_references_in_stmt): Update call to create_data_ref.
2798 (graphite_find_data_references_in_stmt): Same.
2799 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
2801 (create_data_ref): Same.
2802 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
2803 call to create_data_ref.
2805 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2807 * graphite-sese-to-poly.c (build_poly_scop): Move
2808 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
2810 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2812 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
2813 VAR_DECL, PARM_DECL, and RESULT_DECL.
2815 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2817 * graphite-dependences.c (reduction_dr_1): Allow several reductions
2819 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
2820 that have already been marked as PBB_IS_REDUCTION.
2822 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2824 * graphite-scop-detection.c (same_close_phi_node): New.
2825 (remove_duplicate_close_phi): New.
2826 (make_close_phi_nodes_unique): New.
2827 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
2829 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2831 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
2832 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
2833 of both data references to be the same.
2835 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2837 * graphite-dependences.c (build_lexicographical_constraint): Remove
2839 (build_lexicographical_constraint): Adjust call to
2840 ppl_powerset_is_empty.
2841 (dependence_polyhedron): Same.
2842 (graphite_legal_transform_dr): Same.
2843 (graphite_carried_dependence_level_k): Same.
2844 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
2846 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
2848 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2850 * graphite-sese-to-poly.c
2851 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
2852 (close_phi_written_to_memory): New.
2853 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
2856 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2858 * doc/install.texi: Update the expected version number of PPL to 0.11.
2859 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
2860 #if PPL_VERSION_MINOR < 11.
2862 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2864 * graphite-dependences.c: Include graphite-cloog-util.h.
2865 (new_poly_ddr): Inlined into dependence_polyhedron.
2866 (free_poly_ddr): Moved close by new_poly_ddr.
2867 (dependence_polyhedron_1): Renamed dependence_polyhedron.
2868 Early return NULL when ppl_powerset_is_empty returns true.
2869 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
2870 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
2871 (graphite_legal_transform_dr): Call new_poly_ddr.
2872 (graphite_carried_dependence_level_k): Same.
2873 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
2874 (dot_transformed_deps_stmt_1): Removed.
2875 (dot_deps_stmt_1): Call dot_deps_stmt_2.
2876 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
2877 (dot_deps_1): Call dot_deps_2.
2878 * Makefile.in (graphite-dependences.o): Add missing dependence on
2879 graphite-cloog-util.h.
2881 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2883 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
2884 (build_lexicographical_constraint): Same.
2885 (dependence_polyhedron_1): Same.
2886 (graphite_legal_transform_dr): Same.
2887 (graphite_carried_dependence_level_k): Same.
2888 * graphite-ppl.c (ppl_powerset_is_empty): New.
2889 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
2890 * tree-data-ref.c (dump_data_reference): Print the basic block index.
2892 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2894 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
2895 the "a followed by b" relation and document it.
2897 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2899 * graphite-dependences.c (build_lexicographical_constraint): Stop the
2900 iteration when the bag of constraints is empty.
2902 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2904 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
2906 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2908 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
2909 nest and two loop depths as parameters.
2910 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
2911 lst_perfect_nestify.
2913 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2915 * graphite-dependences.c (print_pddr): Call
2916 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
2918 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2920 * graphite-ppl.c (debug_gmp_value): New.
2921 * graphite-ppl.h (debug_gmp_value): Declared.
2923 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
2925 * doc/install.texi: Document availability of cloog-0.16.
2927 2011-01-25 Vladimir Kargov <kargov@gmail.com>
2929 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
2930 invalid postdominance info.
2932 2011-01-24 Jan Hubicka <jh@suse.cz>
2935 * doc/extend.texi (weak pragma): Drop claim that it must
2936 appear before definition.
2937 * varasm.c (merge_weak, declare_weak): Only sanity check
2938 that DECL is not output at a time it is declared weak.
2940 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
2942 * machmode.def: Fixed comments.
2944 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
2946 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
2948 2011-01-24 Paul Koning <ni1d@arrl.net>
2950 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
2953 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
2956 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
2957 (block_info): Add scanned and prev.
2958 (move_or_delete_vzeroupper_2): Return if the basic block
2959 has been scanned and the upper 128bit state is unchanged
2961 (move_or_delete_vzeroupper_1): Return true if the exit
2963 (move_or_delete_vzeroupper): Visit basic blocks using the
2964 work-list based algorithm based on vt_find_locations in
2967 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
2969 2011-01-24 Nick Clifton <nickc@redhat.com>
2971 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
2972 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
2973 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
2974 then define __v850e1__.
2975 * doc/invoke.texi: Document -mv850es.
2977 2011-01-24 Richard Henderson <rth@redhat.com>
2979 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
2980 compound unordered comparisons.
2981 * config/rx/rx.c (rx_split_fp_compare): Remove.
2982 * config/rx/rx-protos.h: Update.
2983 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
2984 (cbranchsf4): Don't call rx_split_fp_compare.
2985 (*cbranchsf4): Use rx_split_cbranch.
2986 (*cmpsf): Don't accept "i" constraint.
2987 (*conditional_branch): Only valid after reload.
2988 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
2990 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2993 * config/rs6000/altivec.md (vector constant splitters): Add
2994 support for creating vector single precision constants if -mvsx is
2995 used and we would create the constant using Altivec primitives.
2997 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
2998 Richard Sandiford <rdsandiford@googlemail.com>
3000 PR rtl-optimization/47166
3001 * reload1.c (emit_reload_insns): Disable the spill_reg_store
3002 mechanism for PRE_MODIFY and POST_MODIFY.
3003 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
3006 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
3008 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
3010 2011-01-22 Jan Hubicka <jh@suse.cz>
3013 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
3015 2011-01-22 Jan Hubicka <jh@suse.cz>
3017 PR tree-optimization/43884
3019 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
3020 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
3022 2011-01-22 Anatoly Sokolov <aesok@post.ru>
3024 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3025 * config/s390/s390.c (s390_register_move_cost,
3026 s390_memory_move_cost): New.
3027 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
3029 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3032 * except.c (sjlj_assign_call_site_values): Move setting the
3033 crtl->uses_eh_lsda flag to ...
3034 (sjlj_mark_call_sites): ... here.
3035 (sjlj_emit_function_enter): Support NULL dispatch label.
3036 (sjlj_build_landing_pads): In a function with no landing pads
3037 that still has must-not-throw regions, generate code to register
3038 a personality function with empty LSDA.
3040 2011-01-21 Richard Henderson <rth@redhat.com>
3042 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
3044 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
3046 * compare-elim.c: New file.
3047 * Makefile.in (OBJS-common): Add it.
3048 (compare-elim.o): New.
3049 * common.opt (fcompare-elim): New.
3050 * opts.c (default_options_table): Add OPT_fcompare_elim.
3051 * tree-pass.h (pass_compare_elim_after_reload): New.
3052 * passes.c (init_optimization_passes): Add it.
3053 * recog.h: Protect against re-inclusion.
3054 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
3055 * doc/invoke.texi (-fcompare-elim): Document it.
3056 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
3057 * doc/tm.texi: Rebuild.
3059 2011-01-22 Nick Clifton <nickc@redhat.com>
3061 * config/rx/rx.md (cstoresf4): Pass comparison operator to
3062 rx_split_fp_compare.
3064 2011-01-22 Nick Clifton <nickc@redhat.com>
3066 * config/rx/rx.md (UNSPEC_CONST): New.
3067 (deallocate_and_return): Wrap the amount popped off the stack in
3068 an UNSPEC_CONST in order to stop it being rejected by
3069 -mmax-constant-size.
3070 (pop_and_return): Add a "(return)" rtx.
3071 (call): Drop the immediate operand.
3072 (call_internal): Likewise.
3073 (call_value): Likewise.
3074 (call_value_internal): Likewise.
3075 (sibcall_internal): Likewise.
3076 (sibcall_value_internal): Likewise.
3077 (sibcall): Likewise. Generate an explicit call using
3079 (sibcall_value): Likewise.
3080 (mov<>): FAIL if a constant operand is not legitimate.
3081 (addsi3_unpsec): New pattern.
3083 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
3084 (ok_for_max_constant): New function.
3085 (gen_safe_add): New function.
3086 (rx_expand_prologue): Use gen_safe_add.
3087 (rx_expand_epilogue): Likewise.
3088 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
3091 2011-01-21 Jeff Law <law@redhat.com>
3093 PR tree-optimization/47053
3094 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
3095 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
3096 statements are deleted.
3097 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
3098 is nonempty, then purge dead edges and cleanup the CFG.
3100 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3104 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3106 * tree-dfa.c (create_var_ann): Mark variable as used.
3108 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3111 * except.c (convert_to_eh_region_ranges): Emit queued no-region
3112 notes from other section in hot/cold partitioning even if
3113 last_action is -3. Increment call_site_base.
3115 PR rtl-optimization/47366
3116 * fwprop.c (forward_propagate_into): Return bool. If
3117 any changes are made, -fnon-call-exceptions is used and
3118 REG_EH_REGION note is present, call purge_dead_edges
3119 and return true if it purged anything.
3120 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
3121 any EH edges were purged.
3123 2011-01-21 Jeff Law <law@redhat.com>
3125 PR rtl-optimization/41619
3126 * caller-save.c (setup_save_areas): Break out code to determine
3127 which hard regs are live across calls by examining the reload chains
3128 so that it is always used.
3129 Eliminate code which checked REG_N_CALLS_CROSSED.
3131 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3133 PR tree-optimization/47355
3134 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
3135 NOP has non-debug uses beyond PHIs in new_bb.
3137 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3140 * cfgexpand.c (account_used_vars_for_block): Only account vars
3141 that are annotated as used.
3142 (estimated_stack_frame_size): Don't set TREE_USED.
3143 * tree-dfa.c (create_var_ann): Mark variable as used.
3145 2011-01-21 Richard Guenther <rguenther@suse.de>
3148 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
3150 2011-01-21 Richard Guenther <rguenther@suse.de>
3152 PR tree-optimization/47365
3153 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
3154 (vn_reference_lookup_pieces): Adjust.
3155 (vn_reference_lookup): Likewise.
3156 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
3157 (vn_reference_lookup_3): Only look through kills if in
3158 VN_WALKREWRITE mode.
3159 (vn_reference_lookup_pieces): Adjust.
3160 (vn_reference_lookup): Likewise.
3161 (visit_reference_op_load): Likewise.
3162 (visit_reference_op_store): Likewise.
3163 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
3164 (compute_avail): Likewise.
3165 (eliminate): Likewise.
3167 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3169 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
3170 DECL_IGNORED_P non-reg vars if they are used.
3172 PR tree-optimization/47391
3173 * varpool.c (const_value_known_p): Return false if
3176 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
3179 * config/i386/i386.c (ix86_local_alignment): Handle
3180 case for va_list_type_node is nil.
3181 (ix86_canonical_va_list_type): Likewise.
3183 2011-01-21 Alan Modra <amodra@gmail.com>
3185 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
3186 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
3188 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3190 * config/arm/arm.md (define_attr type): Rename f_load
3191 and f_store to f_fpa_load and f_fpa_store. Update.
3192 (write_conflict): Deal with rename fallout.
3193 (*push_fp_multi): Likewise.
3194 * config/arm/fpa.md (f_load): Use f_fpa_load.
3195 (f_store): Use f_fpa_store.
3196 (*movsf_fpa): Likewise.
3197 (*movdf_fpa): Likewise.
3198 (*movxf_fpa): Likewise.
3199 (*thumb2_movsf_fpa): Likewise.
3200 (*thumb2_movdf_fpa): Likewise.
3201 (*thumb2_movxf_fpa): Likewise.
3202 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
3203 f_loadd and f_stored.
3204 (*thumb2_movdi_vfp): Likewise.
3205 (*thumb2_movsf_vfp): Fix attribute to f_loads.
3206 (*thumb2_movsi_vfp): Likewise.
3207 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
3208 Use f_loads instead of f_load.
3209 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
3211 2011-01-20 Anatoly Sokolov <aesok@post.ru>
3213 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3214 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
3215 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3216 (xtensa_mode_dependent_address_p): New function.
3217 (constantpool_address_p): Make static. Change return type to bool.
3218 Change argument type to const_rtx. Use CONST_INT_P predicate.
3220 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
3223 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
3225 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3228 * cfgexpand.c (expand_debug_expr): Instead of generating
3229 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
3232 2011-01-20 Richard Guenther <rguenther@suse.de>
3235 * tree-inline.c (remap_gimple_op_r): Recurse manually for
3236 the pointer operand of MEM_REFs.
3238 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3240 PR tree-optimization/46130
3241 * ipa-split.c (consider_split): If return_bb contains non-virtual
3242 PHIs other than for retval or if split_function would not adjust it,
3245 2011-01-20 Richard Guenther <rguenther@suse.de>
3247 PR tree-optimization/47167
3248 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3249 Revert previous change, only avoid enumeral type changes.
3251 2011-01-19 Mike Stump <mikestump@comcast.net>
3253 * doc/tm.texi.in (BRANCH_COST): Englishify.
3254 * doc/tm.texi (BRANCH_COST): Likewise.
3256 2011-01-19 Dodji Seketeli <dodji@redhat.com>
3259 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
3260 (gen_scheduled_generic_parms_dies): New functions.
3261 (gen_struct_or_union_type_die): Schedule template parameters DIEs
3262 generation for the end of CU compilation.
3263 (dwarf2out_finish): Generate template parameters DIEs here.
3265 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3268 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
3269 debug bind stmt on merge edges.
3271 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3275 * function.c (instantiate_expr): Instantiate incoming rtl of
3276 implicit arguments, and recurse on VALUE_EXPRs.
3277 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
3278 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
3280 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3282 * c-parser.c (c_parser_for_statement): Initialize
3283 collection_expression.
3285 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3287 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
3289 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3291 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
3292 (LINK_SHLIB_SPEC): Don't use %(link_path).
3293 (SUBTARGET_EXTRA_SPECS): Remove link_path.
3295 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3297 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
3298 (NO_SHARED_LIB_SUPPORT): Remove.
3299 (LINK_SHLIB_SPEC): Remove one conditional definition.
3301 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3303 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
3305 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
3306 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
3307 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
3308 %{call_shared} and conditionals on these options not being passed.
3309 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
3312 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3314 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
3317 * ipa-split.c: Spelling fixes.
3319 2011-01-19 Richard Henderson <rth@redhat.com>
3321 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
3322 (*mulsi3): Likewise.
3324 * longlong.h [__mn10300__] (count_leading_zeros): New.
3325 [__mn10300__] (umul_ppmm, smul_ppmm): New.
3326 [__mn10300__] (add_ssaaaa, subddmmss): New.
3327 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
3328 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
3330 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3332 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
3334 2011-01-19 Richard Henderson <rth@redhat.com>
3336 * config/mn10300/mn10300.md (addsi3_flags): New.
3337 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
3338 (subsi3_flags, subc_internal, subdi3): New.
3339 (subdi3_internal, *subdi3_degenerate): New.
3340 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
3342 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
3343 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
3344 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
3345 * config/mn10300/mn10300-protos.h: Update.
3346 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
3347 (return_ret): Likewise. Rename from return_internal_regs.
3348 (return_internal): Remove.
3350 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
3351 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
3352 (mn10300_legitimate_constant_p): Likewise.
3353 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
3354 (mn10300_frame_size): New.
3355 (mn10300_expand_prologue): Use it.
3356 (mn10300_expand_epilogue): Likewise.
3357 (mn10300_initial_offset): Likewise.
3358 * config/mn10300/mn10300-protos.h: Update.
3359 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
3360 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
3361 (prologue, epilogue, return_internal): Tidy output code.
3362 (mn10300_store_multiple_operation, return): Likewise.
3363 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
3364 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
3365 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
3366 (load_pic, am33_load_pic): New.
3367 (mn10300_load_pic0, mn10300_load_pic1): New.
3369 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
3370 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
3371 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
3372 (cc_flags_for_mode, cc_flags_for_code): New.
3373 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
3374 overflow flag is not valid. Validate that the flags we need
3375 for the comparison are valid.
3376 (mn10300_output_cmp): Remove.
3377 (mn10300_output_add): New.
3378 (mn10300_select_cc_mode): Use cc_flags_for_code.
3379 (mn10300_split_cbranch): New.
3380 (mn10300_match_ccmode): New.
3381 (mn10300_split_and_operand_count): New.
3382 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
3384 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
3385 (addsi3): ... here. Use mn10300_output_add.
3386 (*addsi3_flags): New.
3387 (*am33_subsi3, *mn10300_subsi3): Merge...
3388 (subsi3): ... here. Use attribute isa.
3389 (*subsi3_flags): New.
3390 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
3392 (*am33_andsi3, *mn10300_andsi3): Merge...
3394 (*andsi3_flags): New.
3395 (andsi3 splitters): New.
3396 (*am33_iorsi3, *mn10300_iorsi3): Merge...
3398 (*iorsi3_flags): New.
3399 (*am33_xorsi3, *mn10300_xorsi3): Merge...
3401 (*xorsi3_flags): New.
3402 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
3403 (one_cmplsi2): ... here.
3404 (*one_cmplsi2_flags): New.
3405 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
3406 instead of "dax" in constraints. Use mn10300_split_cbranch.
3407 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
3408 use matching constraints to eliminate a self-comparison.
3409 (*integer_conditional_branch): Rename from integer_conditional_branch.
3410 Use int_mode_flags to match CC_REG.
3411 (*cbranchsi4_btst, *btstsi): New.
3412 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
3413 mn10300_split_cbranch.
3414 (*am33_cmpsf): Rename from am33_cmpsf.
3415 (*float_conditional_branch): Rename from float_conditional_branch.
3416 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
3417 (zero_extendqisi2): ... here.
3418 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
3419 (zero_extendhisi2): ... here.
3420 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
3421 (extendqisi2): ... here.
3422 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
3423 (extendhisi2): ... here.
3424 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
3425 (ashlsi3): ... here.
3426 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
3427 (lshrsi3): ... here.
3428 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
3429 (ashrsi3): ... here.
3430 (consecutive add peephole): Remove.
3431 * config/mn10300/predicates.md (label_ref_operand): New.
3432 (int_mode_flags): New.
3433 (CCZN_comparison_operator): New.
3435 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
3436 (throughput_42_latency_43): New reservation.
3437 (mulsidi3, umulsidi3): New expanders.
3438 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
3439 the MDR register to allocation; separately allocate the low and
3440 high parts of the DImode result.
3441 (umulsidi3_internal): Similarly.
3442 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
3443 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
3444 (udivsi3, umodsi3): Remove.
3445 (udivmodsi4, divmodsi4): New expanders.
3446 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
3447 (*divmodsi4): Simiarly.
3448 (ext_internal): New.
3450 * config/mn10300/constraints.md ("z"): New constraint.
3451 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
3452 (FIXED_REGISTERS): Don't fix MDR.
3453 (CALL_USED_REGSITERS): Reformat nicely.
3454 (REG_ALLOC_ORDER): Add MDR.
3455 (enum regclass): Add MDR_REGS.
3456 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
3457 (IRA_COVER_CLASSES): Add MDR_REGS.
3458 (REGNO_REG_CLASS): Handle MDR_REG.
3459 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
3460 (mn10300_register_move_cost): Likewise.
3461 * config/mn10300/mn10300.md (MDR_REG): New.
3462 (*movsi_internal): Handle moves to/from MDR_REGS.
3464 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
3466 (mn10300_secondary_reload): Tidy combination reload classes.
3467 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
3468 addresses for AM33. Allow symbolic offsets for reg+imm.
3469 (mn10300_regno_in_class_p): New.
3470 (mn10300_legitimize_reload_address): New.
3471 * config/mn10300/mn10300.h (enum reg_class): Remove
3472 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
3473 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
3475 (REG_CLASS_NAMES): Update to match.
3476 (REG_CLASS_CONTENTS): Likewise.
3477 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
3478 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
3479 (REGNO_IN_RANGE_P): Remove.
3480 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
3481 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
3482 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
3483 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
3484 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
3485 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
3486 (REGNO_GENERAL_P): New.
3487 (HAVE_POST_MODIFY_DISP): New.
3488 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
3489 (LEGITIMIZE_RELOAD_ADDRESS): New.
3490 * config/mn10300/mn10300-protos.h: Update.
3492 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
3493 DATA_REGS for AM33 stack-pointer destination.
3494 (mn10300_preferred_output_reload_class): Likewise.
3495 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
3496 into a form appropriate for ...
3497 (TARGET_SECONDARY_RELOAD): New.
3498 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
3499 * config/mn10300/mn10300-protos.h: Update.
3500 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
3501 reload_insi; use the "A" constraint for the scratch; handle AM33
3502 moves of sp to non-address registers.
3504 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
3505 (*movqi_internal): ... here.
3506 (*am33_movhi, *mn10300_movhi): Merge into...
3507 (*movhi_internal): ... here.
3508 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
3509 as the source/destination of moves from/to SP.
3510 (movsf): Only allow for AM33-2.
3511 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
3512 any integer constant constraint. Only allow for AM33-2. Tidy
3513 all of the alternative outputs.
3514 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
3515 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
3517 (udivsi3, umodsi3): New patterns for MN103 only.
3519 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
3521 * doc/tm.texi.in: Spell out that a lack of register class unions
3523 * doc/tm.texi: Regenerate.
3525 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3527 PR rtl-optimization/47337
3528 * dce.c (check_argument_store): New function.
3529 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
3531 PR tree-optimization/47290
3532 * tree-eh.c (infinite_empty_loop_p): New function.
3533 (cleanup_empty_eh): Use it.
3535 2011-01-18 Steve Ellcey <sje@cup.hp.com>
3538 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
3539 (a64_expand_widen_sum): Ditto.
3540 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
3541 (vec_extract_evenodd_help): Ditto.
3542 (vec_extract_evenv4hi): Ditto.
3543 (vec_extract_oddv4hi): Ditto.
3544 (vec_extract_evenv2si): Ditto.
3545 (vec_extract_oddv2si): Ditto.
3546 (vec_extract_evenv2sf): Ditto.
3547 (vec_extract_oddv2sf): Ditto.
3548 (vec_pack_trunc_v4hi: Ditto.
3549 (vec_pack_trunc_v2si): Ditto.
3550 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
3551 (vec_interleave_highv8qi): Ditto.
3553 (vec_extract_oddv8qi): Ditto.
3554 (vec_interleave_lowv4hi): Ditto.
3555 (vec_interleave_highv4hi): Ditto.
3556 (vec_interleave_lowv2si): Ditto.
3557 (vec_interleave_highv2si): Ditto.
3559 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3561 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
3562 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
3563 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
3564 (pa_c_mode_for_suffix): New.
3565 (TARGET_EXPAND_BUILTIN): Define.
3566 (TARGET_C_MODE_FOR_SUFFIX): Define.
3567 (pa_builtins): Define.
3568 (pa_init_builtins): Register __float128 type and init new support
3570 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
3571 * config/pa/quadlib.c (_U_Qfcopysign): New.
3573 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
3576 * explow.c (allocate_dynamic_stack_space): Do not assume more than
3577 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
3580 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3582 PR tree-optimization/47179
3583 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
3584 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
3586 2011-01-18 Richard Guenther <rguenther@suse.de>
3588 PR rtl-optimization/47216
3589 * emit-rtl.c: Include tree-flow.h.
3590 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
3591 of replicating it with different semantics.
3592 * Makefile.in (emit-rtl.o): Adjust.
3594 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3596 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
3597 (cortex_a9_dp): Handle neon types correctly.
3599 2011-01-18 Jakub Jelinek <jakub@redhat.com>
3601 PR rtl-optimization/47299
3602 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
3603 subtarget. Use normal multiplication if both operands are constants.
3604 * expmed.c (expand_widening_mult): Don't try to optimize constant
3605 multiplication if op0 has VOIDmode. Convert op1 constant to mode
3608 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3610 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
3611 spacing after 'e.g.', typos, comma, hyphenation.
3613 2011-01-17 Richard Henderson <rth@redhat.com>
3615 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
3616 (rx_restricted_mem_operand): New.
3617 (rx_shift_operand): Use register_operand.
3618 (rx_source_operand, rx_compare_operand): Likewise.
3619 * config/rx/rx.md (addsi3_flags): New expander.
3620 (adddi3): Rewrite as expander.
3621 (adc_internal, *adc_flags, adddi3_internal): New patterns.
3622 (subsi3_flags): New expander.
3623 (subdi3): Rewrite as expander.
3624 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
3626 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
3627 (rx_init_builtins): Remove sat builtin.
3628 (rx_expand_builtin): Likewise.
3629 * config/rx/rx.md (ssaddsi3): New.
3630 (*sat): Rename from sat. Represent the CC_REG input.
3632 * config/rx/predicates.md (rshift_operator): New.
3633 * config/rx/rx.c (rx_expand_insv): Remove.
3634 * config/rx/rx-protos.h: Update.
3635 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
3636 operand to the canonical position.
3637 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
3638 (*bitclr, *bitclr_in_memory): Similarly.
3639 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
3640 (insv): Retain the zero_extract in the expansion.
3642 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
3643 (bswaphi2, bitinvert, revw): Likewise.
3645 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
3646 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
3647 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
3648 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
3649 (bitset, bitset_in_memory): Likewise.
3650 (bitinvert, bitinvert_in_memory): Likewise.
3651 (bitclr, bitclr_in_memory): Likewise.
3652 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
3653 (rx_strend, rx_cmpstrn): Likewise.
3654 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
3655 (bitop peep2 patterns): Remove.
3657 * config/rx/rx.c (rx_match_ccmode): New.
3658 * config/rx/rx-protos.h: Update.
3659 * config/rx/rx.md (abssi2): Clobber, don't set flags.
3660 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
3661 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
3662 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
3663 (fix_truncsfsi2, floatsisf2): Likewise.
3664 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
3665 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
3666 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
3667 (*subsi3_flags, *xorsi3_flags): New.
3669 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
3671 * config/rx/rx.c (rx_print_operand): Remove workaround for
3672 unsplit comparison operations.
3674 * config/rx/rx.md (movsicc): Split after reload.
3675 (*movsicc): Merge *movsieq and *movsine via match_operator.
3676 (*stcc): New pattern.
3678 * config/rx/rx.c (rx_float_compare_mode): Remove.
3679 * config/rx/rx.h (rx_float_compare_mode): Remove.
3680 * config/rx/rx.md (cstoresi4): Split after reload.
3681 (*sccc): New pattern.
3683 * config/rx/predicates.md (label_ref_operand): New.
3684 (rx_z_comparison_operator): New.
3685 (rx_zs_comparison_operator): New.
3686 (rx_fp_comparison_operator): New.
3687 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
3688 Validate that the flags are set properly for the comparison.
3689 (rx_gen_cond_branch_template): Remove.
3690 (rx_cc_modes_compatible): Remove.
3691 (mode_from_flags): New.
3692 (flags_from_code): Rename from flags_needed_for_conditional.
3693 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
3694 (rx_select_cc_mode): Likewise.
3695 (rx_split_fp_compare): New.
3696 (rx_split_cbranch): New.
3697 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
3698 (*cbranchsi4): Use match_operator and rx_split_cbranch.
3699 (*cbranchsf4): Similarly.
3700 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
3701 match_operator and rx_split_cbranch.
3702 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
3703 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
3704 (*cmpsi): Rename from cmpsi.
3705 (*tstsi): Rename from tstsi.
3706 (*cmpsf): Rename from cmpsf; use CC_Fmode.
3707 (*conditional_branch): Rename from conditional_branch.
3708 (*reveresed_conditional_branch): Remove.
3709 (b<code>): Remove expander.
3710 * config/rx/rx-protos.h: Update.
3712 * config/rx/rx.c (rx_compare_redundant): Remove.
3713 * config/rx/rx.md (cmpsi): Don't use it.
3714 * config/rx/rx-protos.h: Update.
3716 * config/rx/rx-modes.def (CC_F): New mode.
3717 * config/rx/rx.c (rx_select_cc_mode): New.
3718 * config/rx/rx.h (SELECT_CC_MODE): Use it.
3719 * config/rx/rx-protos.h: Update.
3721 2011-01-17 Richard Henderson <rth@redhat.com>
3723 * except.c (dump_eh_tree): Fix stray ; after for statement.
3725 2011-01-17 Richard Guenther <rguenther@suse.de>
3727 PR tree-optimization/47313
3728 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
3729 handling before copying the body. Properly deal with
3730 by-reference result in SSA form.
3732 2011-01-17 Ian Lance Taylor <iant@google.com>
3735 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
3736 (struct_value_alias_set): Don't define.
3737 (sparc_option_override): Don't set sparc_sr_alias_set and
3738 struct_value_alias_set.
3739 (save_or_restore_regs): Use gen_frame_mem rather than calling
3741 (sparc_struct_value_rtx): Likewise.
3743 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
3746 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
3748 (_mm_maskstore_pd): Likewise.
3749 (_mm_maskload_ps): Likewise.
3750 (_mm_maskstore_ps): Likewise.
3751 (_mm256_maskload_pd): Change mask to __m256i.
3752 (_mm256_maskstore_pd): Likewise.
3753 (_mm256_maskload_ps): Likewise.
3754 (_mm256_maskstore_ps): Likewise.
3756 * config/i386/i386-builtin-types.def: Updated.
3757 (ix86_expand_special_args_builtin): Likewise.
3759 * config/i386/i386.c (bdesc_special_args): Update
3760 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
3761 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
3762 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
3763 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
3765 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
3766 Use <avxpermvecmode> on mask register.
3767 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
3769 2011-01-17 Olivier Hainque <hainque@adacore.com>
3770 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3771 Eric Botcazou <ebotcazou@adacore.com>
3774 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
3775 if <= USHRT_MAX in 32-bit mode.
3777 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3779 * doc/install.texi (Configuration, Specific): Wrap long
3780 lines in examples. Allow line wrapping in long options
3781 and URLs where beneficial for PDF output.
3783 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
3785 * config/mips/mips.c (mips_classify_symbol): Don't return
3786 SYMBOL_PC_RELATIVE for nonlocal labels.
3788 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
3790 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
3792 2011-01-15 Jan Hubicka <jh@suse.cz>
3794 PR tree-optimization/47276
3795 * ipa.c (function_and_variable_visibility): Do not try to mark alias
3796 declarations as needed.
3798 2011-01-15 Martin Jambor <mjambor@suse.cz>
3800 * common.opt (fdevirtualize): New flag.
3801 * doc/invoke.texi (Option Summary): Document it.
3802 * opts.c (default_options_table): Add devirtualize flag.
3803 * ipa-prop.c (detect_type_change): Return immediately if
3804 devirtualize flag is not set.
3805 (detect_type_change_ssa): Likewise.
3806 (compute_known_type_jump_func): Likewise.
3807 (ipa_analyze_virtual_call_uses): Likewise.
3809 2011-01-14 Martin Jambor <mjambor@suse.cz>
3811 PR tree-optimization/45934
3812 PR tree-optimization/46302
3813 * ipa-prop.c (type_change_info): New type.
3814 (stmt_may_be_vtbl_ptr_store): New function.
3815 (check_stmt_for_type_change): Likewise.
3816 (detect_type_change): Likewise.
3817 (detect_type_change_ssa): Likewise.
3818 (compute_complex_assign_jump_func): Check for dynamic type change.
3819 (compute_complex_ancestor_jump_func): Likewise.
3820 (compute_known_type_jump_func): Likewise.
3821 (compute_scalar_jump_functions): Likewise.
3822 (ipa_analyze_virtual_call_uses): Likewise.
3823 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
3825 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3827 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
3828 * config/i386/i386.opt (msse5): New Alias.
3830 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3832 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
3833 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3834 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3835 * config/sparc/sparc.h (CC1_SPEC): Likewise.
3837 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3839 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
3841 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3842 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3843 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
3844 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
3846 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
3848 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3850 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
3852 2011-01-14 Mike Stump <mikestump@comcast.net>
3854 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
3855 * config/fr30/fr30.md: Likweise
3856 (movsi_push): Likewise.
3857 (movsi_pop): Likewise.
3858 (enter_func): Likewise.
3859 * config/moxie/moxie.md (movsi_push): Likewise.
3860 (movsi_pop): Likewise.
3862 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3864 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
3865 %{no_archive} %{exact_version}.
3866 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
3867 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
3868 %{no_archive} %{exact_version}.
3869 * config/mips/openbsd.h (LINK_SPEC): Likewise.
3870 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
3871 * config/mips/vxworks.h: Likewise.
3873 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3875 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
3877 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3879 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
3880 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
3882 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3884 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
3887 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3889 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
3891 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
3892 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
3894 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
3895 Don't handle -shlib.
3897 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3899 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
3900 (CC1_SPEC): Don't handle -profile.
3902 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3904 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
3905 * config/mips/mips.h (CC1_SPEC): Likewise.
3907 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3909 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
3910 * config/mips/mips.h (CC1_SPEC): Likewise.
3912 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3914 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
3915 * config/m32r/linux.h (LINK_SPEC): Likewise.
3916 * config/mips/linux.h (LINK_SPEC): Likewise.
3917 * config/mips/linux64.h (LINK_SPEC): Likewise.
3918 * config/sparc/linux.h (LINK_SPEC): Likewise.
3919 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3920 LINK_SPEC): Likewise.
3921 * config/xtensa/linux.h (LINK_SPEC): Likewise.
3923 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3925 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
3927 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
3929 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3931 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
3932 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
3934 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3936 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
3938 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3940 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
3941 supports -Bstatic/-Bdynamic.
3942 * configure: Regenerate.
3944 2011-01-14 Jan Hubicka <jh@suse.cz>
3945 Jack Howarth <howarth@bromo.med.uc.edu>
3948 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
3949 when checking debug_info_level. Test write_symbols instead of
3950 debug_hooks->var_location when setting flag_var_tracking_uninit.
3952 2011-01-14 Richard Guenther <rguenther@suse.de>
3954 PR tree-optimization/47179
3955 * target.def (ref_may_alias_errno): New target hook.
3956 * targhooks.h (default_ref_may_alias_errno): Declare.
3957 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
3958 (default_ref_may_alias_errno): New function.
3959 * target.h (struct ao_ref_s): Declare.
3960 * tree-ssa-alias.c: Include target.h.
3961 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
3962 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
3963 (targhooks.o): Likewise.
3964 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
3965 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
3967 2011-01-14 Richard Guenther <rguenther@suse.de>
3969 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
3971 2011-01-14 Richard Guenther <rguenther@suse.de>
3973 PR tree-optimization/47280
3974 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
3976 (tree_ssa_forward_propagate_single_use_vars): Deal with
3977 CFG changes from associate_plusminus.
3979 2011-01-14 Richard Guenther <rguenther@suse.de>
3983 2011-01-11 Richard Guenther <rguenther@suse.de>
3985 PR tree-optimization/46076
3986 * tree-ssa.c (useless_type_conversion_p): Conversions from
3987 unprototyped to empty argument list function types are useless.
3989 2011-01-14 Richard Guenther <rguenther@suse.de>
3991 PR tree-optimization/47286
3992 * tree-ssa-structalias.c (new_var_info): Register variables are global.
3994 2011-01-14 Martin Jambor <mjambor@suse.cz>
3997 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
3999 2011-01-13 Anatoly Sokolov <aesok@post.ru>
4001 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
4002 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
4003 * config/xtensa/xtensa.c (xtensa_libcall_value,
4004 xtensa_function_value_regno_p): New functions.
4005 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
4007 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
4010 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
4012 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
4013 New function prototype.
4014 * config/i386/winnt.c (i386_pe_assemble_visibility):
4015 Warn only if attribute was specified by user.
4017 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4020 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
4022 (floatunsdidf2_fcfidu): Ditto.
4024 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4026 * config/s390/s390.c (print_operand_address): Replace 'error' with
4027 'output_operand_lossage'.
4028 (print_operand): Likewise.
4030 2011-01-13 Jeff Law <law@redhat.com>
4032 PR rtl-optimization/39077
4033 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
4034 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
4035 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
4036 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
4037 * gcse.c (prune_insertions_deletions): New function.
4038 (compute_pre_data): Use it.
4040 2011-01-13 Dodji Seketeli <dodji@redhat.com>
4043 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
4045 (prune_unused_types_mark): Use it.
4047 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
4049 PR rtl-optimization/45352
4050 * sel-sched.c: Update copyright years.
4051 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
4052 in the advancing loop when we have issued issue_rate insns.
4054 2011-01-12 Richard Henderson <rth@redhat.com>
4056 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
4057 (TARGET_MD_ASM_CLOBBERS): New.
4059 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
4060 (TARGET_DELEGITIMIZE_ADDRESS): New.
4062 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
4063 (clzsi2, *bsch): New patterns.
4065 * config/mn10300/mn10300.md (INT): New mode iterator.
4066 (*mov<INT>_clr): New pattern, and peep2 to generate it.
4068 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
4069 flag_split_wide_types.
4071 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
4072 (mn10300_trampoline_init): Rewrite without a template, an immediate
4073 load and a direct branch.
4074 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
4076 2011-01-12 Anatoly Sokolov <aesok@post.ru>
4078 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4079 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
4080 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
4081 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4083 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
4086 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
4089 2011-01-12 Jan Hubicka <jh@suse.cz>
4092 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
4093 (PLUGIN_COND_CLOSE): New macro.
4094 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
4096 2011-01-12 Richard Guenther <rguenther@suse.de>
4099 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
4100 register variables in a MEM_REF.
4102 2011-01-12 Joseph Myers <joseph@codesourcery.com>
4104 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
4105 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
4106 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
4107 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4108 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4109 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
4110 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
4111 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
4112 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
4113 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
4114 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
4115 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
4116 * config/gnu-user.h: New. Copied from linux.h.
4117 (LINUX_TARGET_STARTFILE_SPEC): Rename to
4118 GNU_USER_TARGET_STARTFILE_SPEC.
4119 (LINUX_TARGET_ENDFILE_SPEC): Rename to
4120 GNU_USER_TARGET_ENDFILE_SPEC.
4121 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
4122 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
4123 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
4124 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
4125 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
4126 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
4127 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
4128 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
4129 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
4130 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
4131 * config/arm/linux-eabi.h (CC1_SPEC): Use
4132 GNU_USER_TARGET_CC1_SPEC.
4133 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
4134 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
4135 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
4136 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
4137 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
4138 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
4139 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
4140 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
4142 2011-01-12 Richard Guenther <rguenther@suse.de>
4145 * doc/invoke.texi (ffast-math): Document it is turned on
4148 2011-01-12 Jan Hubicka <jh@suse.cz>
4150 PR tree-optimization/47233
4151 * opts.c (common_handle_option): Disable ipa-reference with profile
4154 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4156 * c-parser.c (c_parser_objc_at_property_declaration): Improved
4159 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4161 * c-parser.c (c_lex_one_token): Updated and reindented some
4162 comments. No changes in code.
4164 2011-01-11 Ian Lance Taylor <iant@google.com>
4166 * godump.c (go_output_var): Don't output the variable if there is
4167 already a type with the same name.
4169 2011-01-11 Ian Lance Taylor <iant@google.com>
4171 * godump.c (go_format_type): Don't generate float80.
4173 2011-01-11 Richard Henderson <rth@redhat.com>
4175 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
4176 declaration. Rewrite for both speed and size.
4177 (mn10300_address_cost_1): Remove.
4178 (mn10300_register_move_cost): New.
4179 (mn10300_memory_move_cost): New.
4180 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
4181 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
4182 extensions, shifts, BSWAP, CLZ.
4183 (mn10300_wide_const_load_uses_clr): Remove.
4184 (TARGET_REGISTER_MOVE_COST): New.
4185 (TARGET_MEMORY_MOVE_COST): New.
4186 * config/mn10300/mn10300-protos.h: Update.
4187 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
4189 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
4190 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
4191 * config/mn10300/mn10300-protos.h: Update.
4192 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
4193 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
4194 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
4195 (*test_int_bitfield, *test_byte_bitfield): Remove.
4196 (*bit_test, *subreg_bit_test): Remove.
4197 * config/mn10300/predicates.md (const_8bit_operand): Remove.
4199 * config/mn10300/constraints.md ("c"): Rename from "A".
4200 ("A", "D"): New constraint letters.
4201 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
4202 (fmssf4, fnmasf4, fnmssf4): Likewise.
4204 * config/mn10300/mn10300.md (isa): New attribute.
4205 (enabled): New attribute.
4207 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
4208 (abssf2, negsf2): Define only for hardware fp.
4209 (sqrtsf2): Reformat.
4210 (addsf3, subsf3, mulsf3): Merge expander and insn.
4212 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
4213 (DEBUGGER_AUTO_OFFSET): Remove.
4214 (DEBUGGER_ARG_OFFSET): Remove.
4216 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
4217 Emit register stores with the same offsets as the hardware.
4218 (mn10300_store_multiple_operation): Don't check that the register
4219 save offsets are monotonic.
4220 * config/mn10300/mn10300-protos.h: Update.
4222 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
4224 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
4225 in terms of the value on the stack, not the MDR register.
4227 2011-01-11 Jan Hubicka <jh@suse.cz>
4231 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
4232 (symbol_alias_set_destroy, symbol_alias_set_contains,
4233 propagate_aliases_backward): Declare.
4234 * lto-streamer-out.c (struct sets): New sturcture.
4235 (trivally_defined_alias): New function.
4236 (output_alias_pair_p): Rewrite.
4237 (output_unreferenced_globals): Fix output of alias pairs.
4238 (produce_symtab): Likewise.
4239 * ipa.c (function_and_variable_visibility): Set weak alias destination
4241 * varasm.c (symbol_alias_set_t): Remove.
4242 (symbol_alias_set_destroy): Export.
4243 (propagate_aliases_forward, propagate_aliases_backward): New functions
4245 (compute_visible_aliases): ... this one; remove.
4246 (trivially_visible_alias): New
4247 (trivially_defined_alias): New.
4248 (remove_unreachable_alias_pairs): Rewrite.
4249 (finish_aliases_1): Reorganize code checking if alias is defined.
4250 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
4253 2011-01-11 Richard Guenther <rguenther@suse.de>
4255 PR tree-optimization/46076
4256 * tree-ssa.c (useless_type_conversion_p): Conversions from
4257 unprototyped to empty argument list function types are useless.
4259 2011-01-11 Richard Guenther <rguenther@suse.de>
4262 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
4263 volatile MEMs as MEM_READONLY_P.
4265 2011-01-11 Richard Guenther <rguenther@suse.de>
4267 PR tree-optimization/47239
4268 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
4270 2011-01-11 Jeff Law <law@redhat.com>
4272 PR tree-optimization/47086
4273 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
4274 IVs from statements that might throw.
4276 2011-01-10 Jan Hubicka <jh@suse.cz>
4279 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
4281 2011-01-10 Jan Hubicka <jh@suse.cz>
4284 * profile.c (read_profile_edge_counts): Ignore profile inconistency
4285 when correcting profile.
4287 2011-01-10 Jan Hubicka <jh@suse.cz>
4290 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
4292 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
4293 Restore DECL_FINI_PRIORITY.
4295 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4297 * doc/gimple.texi: Fix quoting of multi-word return values in
4298 @deftypefn statements. Ensure presence of return value. Wrap
4299 overlong @deftypefn lines.
4300 (is_gimple_operand, is_gimple_min_invariant_address): Remove
4301 descriptions of removed functions.
4302 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
4303 of multi-word return value in @deftypefn statement.
4305 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4307 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
4308 (Conditional Expressions, Logical Operators)
4309 (Statement and operand traversals): Do not indent smallexample
4310 code. Fix duplicate function argument in example.
4312 2011-01-10 Jeff Law <law@redhat.com>
4314 PR tree-optimization/47141
4315 * ipa-split.c (split_function): Handle case where we are
4316 returning a value and the return block has a virtual operand phi.
4318 2011-01-10 Jan Hubicka <jh@suse.cz>
4320 PR tree-optimization/47234
4321 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
4322 (pass_feedback_split_functions): Declare.
4323 * passes.c (init_optimization_passes): Add ipa-split as subpass of
4325 * ipa-split.c (gate_split_functions): Update comments; disable
4326 split-functions for profile_arc_flag and branch_probabilities.
4327 (gate_feedback_split_functions): New function.
4328 (execute_feedback_split_functions): New function.
4329 (pass_feedback_split_functions): New global var.
4331 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
4334 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
4335 calling gimple_call_set_cannot_inline.
4337 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
4339 * config/darwin-sections.def: Remove unused section.
4341 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
4344 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
4346 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
4349 * c-parser.c (c_parser_declaration_or_fndef): Improved
4352 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
4354 * config/i386/winnt.c (i386_pe_start_function): Make sure
4355 to switch back to function's section.
4357 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
4361 * plugin.c: Move include of dlfcn.h from here...
4362 * system.h: ... to here.
4364 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4366 * doc/cpp.texi (C++ Named Operators): Fix markup for header
4368 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
4369 two extra empty pages in PDF output.
4371 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
4374 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
4375 for error recovery purposes behave as if it was not specified so
4376 that the default type is usd.
4378 2011-01-07 Jan Hubicka <jh@suse.cz>
4380 PR tree-optmization/46469
4381 * ipa.c (function_and_variable_visibility): Clear needed flags on
4382 nodes with external decls; handle weakrefs merging correctly.
4384 2011-01-07 Joseph Myers <joseph@codesourcery.com>
4386 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
4389 2011-01-07 Jan Hubicka <jh@suse.cz>
4391 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
4392 and no longer claim that gold is required for linker plugin.
4393 * configure: Regenerate.
4394 * gcc.c (PLUGIN_COND): New macro.
4395 (LINK_COMMAND_SPEC): Use it.
4396 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
4397 * config.in (HAVE_LTO_PLUGIN): New.
4398 * configure.ac (--with-lto-plugin): New parameter; autodetect
4401 2011-01-07 Jan Hubicka <jh@suse.cz>
4403 PR tree-optimization/46367
4404 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
4405 when we can update original.
4406 (cgraph_mark_inline_edge): Sanity check.
4407 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
4409 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4411 * config/spu/spu.h (ASM_COMMENT_START): Define.
4413 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
4417 (SWITCH_KEEP_FOR_GCC): Likewise.
4418 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
4419 (do_spec_1): Handle "%>".
4421 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
4423 2011-01-07 Jakub Jelinek <jakub@redhat.com>
4426 * config/i386/i386.c (ix86_delegitimize_address): If
4427 simplify_gen_subreg fails, return orig_x.
4430 * value-prof.c (gimple_stringop_fixed_value): Handle
4431 lhs of the call properly.
4433 2011-01-07 Jan Hubicka <jh@suse.cz>
4436 * lto-opt.c (lto_reissue_options): Set flag_shlib.
4438 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4440 * target.def (function_switched_text_sections): New hook.
4441 * doc/tm.texi: Regenerated.
4442 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4443 * final.c (default_function_switched_text_sections): New.
4444 (final_scan_insn): Call function_switched_text_sections when a
4445 mid-function section change occurs.
4446 * output.h (default_function_switched_text_sections): Declare.
4447 * config/darwin-protos.h (darwin_function_switched_text_sections):
4449 * config/darwin.c (darwin_function_switched_text_sections): New.
4450 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4452 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4454 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
4455 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
4456 the secondary code fragment when outputting for DWARF == 2.
4458 2011-01-07 Anatoly Sokolov <aesok@post.ru>
4460 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4461 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
4463 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
4464 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4466 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
4469 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
4470 when it is not empty.
4472 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
4475 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
4476 (case ${target}): Add btver1.
4477 * config/i386/driver-i386.c (host_detect_local_cpu): Let
4478 -march=native recognize btver1 processors.
4479 * config/i386/i386-c.c (ix86_target_macros_internal): Add
4480 btver1 def_and_undef
4481 * config/i386/i386.c (struct processor_costs btver1_cost): New
4483 (m_BTVER1): New definition.
4484 (m_AMD_MULTIPLE): Includes m_BTVER1.
4485 (initial_ix86_tune_features): Add btver1 tune.
4486 (processor_target_table): Add btver1 entry.
4487 (static const char *const cpu_names): Add btver1 entry.
4488 (software_prefetching_beneficial_p): Add btver1.
4489 (ix86_option_override_internal): Add btver1 instruction sets.
4490 (ix86_issue_rate): Add btver1.
4491 (ix86_adjust_cost): Add btver1.
4492 * config/i386/i386.h (TARGET_BTVER1): New definition.
4493 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
4494 (enum processor_type): Add PROCESSOR_BTVER1.
4495 * config/i386/i386.md (define_attr "cpu"): Add btver1.
4497 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4500 * config/i386/i386.c (legitimize_tls_address)
4501 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
4502 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
4503 (tls_initial_exec_64_sun): New pattern.
4505 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
4507 * doc/invoke.texi (Overall Options): Improve wording and markup
4508 of the description of -wrapper.
4510 2011-01-06 Joseph Myers <joseph@codesourcery.com>
4512 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
4513 rdynamic, threads): New Driver options.
4515 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4518 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
4519 if coming from .tdata.
4520 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4522 2011-01-06 Jan Hubicka <jh@suse.cz>
4525 * collect2.c (main): Do not enable LTOmode when plugin is active.
4527 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4530 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
4531 --version output if supported.
4532 * configure: Regenerate.
4534 2011-01-06 Joseph Myers <joseph@codesourcery.com>
4536 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
4539 2011-01-06 Jakub Jelinek <jakub@redhat.com>
4542 * c-convert.c (convert): When converting a complex expression
4543 other than COMPLEX_EXPR to a different complex type, ensure
4544 c_save_expr is called instead of save_expr, unless in_late_binary_op.
4545 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
4546 when converting COMPLEX_TYPE.
4548 2011-01-06 Ira Rosen <irar@il.ibm.com>
4550 PR tree-optimization/47139
4551 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
4552 only the last reduction value is used outside the loop. Update
4555 2011-01-05 Joseph Myers <joseph@codesourcery.com>
4557 * config/rtems.opt: New.
4558 * config.gcc (*-*-rtems*): Use rtems.opt.
4560 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
4562 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
4563 processors do not support 3DNow instructions.
4565 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4567 * config/spu/spu.c (spu_option_override): Set parameter
4568 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
4570 2011-01-05 Jan Hubicka <jh@suse.cz>
4572 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
4573 at the command line.
4575 2011-01-05 Martin Jambor <mjambor@suse.cz>
4578 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
4579 deltas on streamed outgoing edges.
4580 (output_node_opt_summary): Output info for outgoing edges only when
4581 the node is in new parameter set.
4582 (output_cgraph_opt_summary): New parameter set, passed to the two
4583 aforementioned functions. Update its forward declaration and its
4586 2011-01-05 Tom Tromey <tromey@redhat.com>
4588 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
4589 operator to c_finish_omp_atomic.
4590 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
4591 (build_unary_op): Update.
4592 (build_modify_expr): Update.
4593 (build_asm_expr): Update.
4595 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4597 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
4598 newly inserted insns.
4600 (spu_emit_branch_hint): Likewise.
4601 (insert_hbrp_for_ilb_runout): Likewise.
4602 (spu_machine_dependent_reorg): Call df_finish_pass after
4603 schedule_insns returns.
4605 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4607 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
4609 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
4611 PR tree-optimization/47005
4612 * tree-sra.c (struct access): Add 'non_addressable' bit.
4613 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
4614 (decide_one_param_reduction): Return 0 if the parameter is passed by
4615 reference and one of the accesses in the group is non_addressable.
4617 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
4619 PR tree-optimization/47056
4620 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
4621 (mark_load): Likewise. Handle FUNCTION_DECL specially.
4622 (mark_store): Likewise. Pass STMT to ipa_record_reference.
4624 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
4626 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
4627 initializer. Skip view conversions from aggregate types.
4629 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
4632 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
4634 2011-01-04 Philipp Thomas <pth@suse.de>
4636 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
4639 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4641 * function.c (thread_prologue_and_epilogue_insns): Do not crash
4642 on empty epilogue sequences.
4644 2011-01-04 Joseph Myers <joseph@codesourcery.com>
4646 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
4647 non-static): New Driver options.
4649 2011-01-04 Jie Zhang <jie@codesourcery.com>
4652 * gcc.c (default_compilers[]): Set combinable field to 0
4653 for all assembly languages.
4655 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
4657 * config/mips/loongson3a.md: New file.
4658 * config/mips/mips.md: Include loongson3a.md.
4659 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
4662 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
4665 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
4666 instead of convert_memory_address_addr_space on the base expression.
4668 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4670 * config/spu/spu.c (spu_option_override): Update error text
4671 for bad -march= / -mtune= values.
4673 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4675 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
4676 if branch-hint optimization will be performed.
4678 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4680 PR tree-optimization/47148
4681 * ipa-split.c (split_function): Convert arguments to
4682 DECL_ARG_TYPE if possible.
4684 PR tree-optimization/47155
4685 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
4688 PR rtl-optimization/47157
4689 * combine.c (try_combine): If undobuf.other_insn becomes
4690 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
4691 and set *new_direct_jump_p too.
4693 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
4695 PR tree-optimization/47021
4696 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
4698 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4700 * gcc.c (process_command): Update copyright notice dates.
4701 * gcov.c (print_version): Likewise.
4702 * gcov-dump.c (print_version): Likewise.
4703 * mips-tfile.c (main): Likewise.
4704 * mips-tdump.c (main): Likewise.
4706 2011-01-03 Martin Jambor <mjambor@suse.cz>
4708 PR tree-optimization/46801
4709 * tree-sra.c (type_internals_preclude_sra_p): Check whether
4710 aggregate fields start at byte boundary instead of the bit-field flag.
4712 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
4715 * gcc.c (main): Revert revision 168407.
4717 2011-01-03 Martin Jambor <mjambor@suse.cz>
4719 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
4721 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4723 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
4724 vector optab to expand vector/scalar shift, update gimple to vector.
4726 2011-01-03 Martin Jambor <mjambor@suse.cz>
4728 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
4731 2011-01-03 Martin Jambor <mjambor@suse.cz>
4733 PR tree-optimization/46984
4734 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
4736 (cgraph_create_indirect_edge): Fixed line length.
4737 (cgraph_indirect_call_info): Declare.
4738 (cgraph_make_edge_direct) Update declaration.
4739 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
4740 (cgraph_create_indirect_edge): Use it.
4741 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
4743 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
4744 the new thunk_delta representation.
4745 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
4747 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
4748 (ipa_read_indirect_edge_info): Likewise.
4749 * lto-cgraph.c (output_edge_opt_summary): New function.
4750 (output_node_opt_summary): Call it on all outgoing edges.
4751 (input_edge_opt_summary): New function.
4752 (input_node_opt_summary): Call it on all outgoing edges.
4754 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
4757 * gcc.c (main): Don't check have_o when settting combine_inputs.
4759 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
4761 * regrename.c: Add general comment describing the pass.
4762 (struct du_head): Remove 'length' field.
4763 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
4764 (regrename_optimize): Do not sort chains. Rework comments, add others.
4765 Force renaming to the preferred class (if any) in the first pass and do
4766 not consider registers that belong to it in the second pass.
4767 (create_new_chain): Do not set 'length' field.
4768 (scan_rtx_reg): Likewise.
4770 2011-01-02 Jakub Jelinek <jakub@redhat.com>
4772 PR tree-optimization/47140
4773 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
4774 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
4777 PR rtl-optimization/47028
4778 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
4779 parm_birth_insn instead of at the beginning of first bb.
4781 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
4783 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
4784 Remove the word "see" before "@pxref".
4785 * doc/rtl.texi: Remove the word "see" before "@pxref".
4787 2011-01-01 Jan Hubicka <jh@suse.cz>
4789 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
4792 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
4795 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
4798 Copyright (C) 2011 Free Software Foundation, Inc.
4800 Copying and distribution of this file, with or without modification,
4801 are permitted in any medium without royalty provided the copyright
4802 notice and this notice are preserved.