1 2011-03-15 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/13954
4 * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
7 2011-03-15 Richard Guenther <rguenther@suse.de>
9 PR tree-optimization/48037
10 * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
11 selects into BIT_FIELD_REFs.
12 (non_rewritable_mem_ref_base): Check if a MEM_REF is a
15 2011-03-15 Jakub Jelinek <jakub@redhat.com>
17 PR tree-optimization/48129
18 * builtins.c (fold_builtin_snprintf): Convert to type of
19 built_in_decls[BUILT_IN_SNPRINTF] retval instead of
20 implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
22 2011-03-15 Richard Guenther <rguenther@suse.de>
24 PR tree-optimization/41490
25 * tree-ssa-dce.c (propagate_necessity): Handle returns without
27 * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
29 * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
30 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
31 * tree-tailcall.c (find_tail_calls): Ignore returns.
33 2011-03-15 Richard Guenther <rguenther@suse.de>
36 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
37 or variable-indexed array accesses when in gimple form.
39 2011-03-15 Richard Guenther <rguenther@suse.de>
41 * config/i386/i386.c (ix86_emit_swdivsf): Implement more
44 2011-03-15 Alan Modra <amodra@gmail.com>
47 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
48 presume symbol_refs without a symbol_ref_decl are suitably
49 aligned, nor other trees we may see here. Handle anchor symbols.
50 (legitimate_constant_pool_address_p): Comment. Add mode param.
51 Check cmodel=medium addresses. Adjust all calls.
52 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
53 creating cmodel=medium optimized access to locals.
54 * config/rs6000/constraints.md (R): Pass QImode to
55 legitimate_constant_pool_address_p.
56 * config/rs6000/predicates.md (input_operand): Pass mode to
57 legitimate_constant_pool_address_p.
58 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
61 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
64 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
65 64-bit constants being loaded into registers other than GPRs such
66 as loading 0 into a VSX register.
68 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
70 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
73 2011-03-14 Jakub Jelinek <jakub@redhat.com>
76 * builtins.c (fold_builtin_snprintf): New function.
77 (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
78 (fold_builtin_4): Likewise.
81 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
82 STRIP_NOPS on arg0 and arg1. When optimizing X +- C == X
83 and C - X == X also strip nops from +/-/p+ operand.
84 When optimizing -X == C, fold C to arg0's type.
87 * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
88 emit it as add_AT_int instead of add_AT_unsigned.
90 2011-03-14 Tom Tromey <tromey@redhat.com>
92 * unwind-dw2.c: Include sys/sdt.h if it exists.
93 (_Unwind_DebugHook): Use STAP_PROBE2.
94 * config.in, configure: Rebuild.
95 * configure.ac: Check for sys/sdt.h.
97 2011-03-14 Uros Bizjak <ubizjak@gmail.com>
99 * config/i386/i386.md (ROUND_FLOOR): New constant.
101 (ROUND_TRUNC): Ditto.
102 (ROUND_MXCSR): Ditto.
103 (ROUND_NO_EXC): Ditto.
104 (rint<mode>2): Use new defines instead of numerical constants.
105 (floor<mode>2): Ditto.
106 (ceil<mode>2): Ditto.
107 (btrunc<mode>2): Ditto.
108 * config/i386/i386-builtin-types.def: Define ROUND function type
110 * config/i386/i386.c (enum ix86_builtins): Add
111 IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
112 (struct builtin_description): Add
113 __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
114 (ix86_expand_sse_round): New static function.
115 (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
117 (ix86_builtin_vectorized_function): Handle
118 BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
120 2011-03-14 Tom Tromey <tromey@redhat.com>
122 * c-parser.c (c_parser_asm_string_literal): Clear
123 warn_overlength_strings.
125 2011-03-14 Tom Tromey <tromey@redhat.com>
127 * c-parser.c (disable_extension_diagnostics): Save
128 warn_overlength_strings.
129 (restore_extension_diagnostics): Restore warn_overlength_strings.
131 2011-03-14 Jakub Jelinek <jakub@redhat.com>
133 * BASE-VER: Change to 4.7.0.
135 2011-03-14 Richard Guenther <rguenther@suse.de>
138 * tree.c (build_vector_from_val): Adjust assert to requirements
141 2011-03-14 Jakub Jelinek <jakub@redhat.com>
144 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
146 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
148 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
149 terms of target_flags_explicit. Adjust copyright year.
151 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
152 * config/rs6000/t-freebsd: New file. Add override for
155 2011-03-13 Chris Demetriou <cgd@google.com>
157 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
158 (-fno-diagnostics-show-option): this, to reflect current default.
159 (-Werror=): Update text about -fno-diagnostics-show-option.
161 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
164 * config/rs6000/predicates.md (easy_vector_constant_add_self,
165 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
166 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
167 mode is not V2DImode or V2DFmode.
168 (vspltis_constant): Do not handle V2DImode and V2DFmode.
169 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
170 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
172 (movdi_internal64): Likewise.
174 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
176 PR tree-optimization/47127
177 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
179 (set_cloog_options): Same.
180 (scop_to_clast): Same.
181 (print_clast_stmt): Do not call cloog_state_malloc and
183 (print_generated_program): Same.
185 * graphite-clast-to-gimple.h (cloog_state): Declared.
186 (scop_to_clast): Adjust declaration.
187 * graphite.c (cloog_state): Defined here.
188 (graphite_initialize): Call cloog_state_malloc.
189 (graphite_finalize): Call cloog_state_free.
191 2011-03-11 Jason Merrill <jason@redhat.com>
193 * attribs.c (lookup_attribute_spec): Take const_tree.
196 2011-03-11 Joseph Myers <joseph@codesourcery.com>
198 * config/sparc/sparc.c (sparc_option_override): Use
199 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
201 2011-03-11 Richard Guenther <rguenther@suse.de>
203 PR tree-optimization/48067
204 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
205 multiplication result will be only used once on the target
208 2011-03-11 Richard Guenther <rguenther@suse.de>
210 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
212 2011-03-11 Richard Guenther <rguenther@suse.de>
215 * tree.c (find_decls_types_r): Do not walk types only reachable
216 from IDENTIFIER_NODEs.
218 2011-03-11 Jakub Jelinek <jakub@redhat.com>
221 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
222 all vnode->force_output nodes as needed.
224 2011-03-11 Jason Merrill <jason@redhat.com>
227 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
228 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
230 2011-03-11 Martin Jambor <mjambor@suse.cz>
232 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
235 2011-03-11 Jakub Jelinek <jakub@redhat.com>
237 PR tree-optimization/48063
238 * ipa-inline.c (cgraph_decide_inlining): Don't try to
239 inline functions called once if !tree_can_inline_p (node->callers).
241 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
243 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
245 * config/score/score3.c: Delete.
246 * config/score/score3.h: Delete.
247 * config/score/mul-div.S: Delete.
248 * config/score/sfp-machine.h: Add new file.
249 * config/score/constraints.md: Add new file.
250 * config/score/t-score-softfp: Add new file.
251 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
252 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
253 (score7_extra_constraint): Delete.
254 (score7_option_override): Remove unused code.
255 * config/score/score.c: Remove score3 and score5 define and code.
256 * config/score/score.h: Remove score3 and score5 define and code.
257 * config/score/score.md: Remove score3 template and unusual insn.
258 * config/score/score.opt: Remove score3 and score5 options.
260 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
262 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
263 when _HPUX_SOURCE is defined.
264 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
266 2011-03-10 Jason Merrill <jason@redhat.com>
269 * stor-layout.c (layout_type): Don't set structural equality
270 on arrays of incomplete type.
271 * tree.c (type_hash_eq): Handle comparing them properly.
273 2011-03-10 Jakub Jelinek <jakub@redhat.com>
276 * config/s390/s390.c (s390_delegitimize_address): Make sure the
277 result mode matches original rtl mode.
279 2011-03-10 Nick Clifton <nickc@redhat.com>
281 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
282 (andsi3, andsi3_flags): Fix timings for three operand alternative.
284 2011-03-09 Jakub Jelinek <jakub@redhat.com>
286 PR rtl-optimization/47866
287 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
288 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
289 if target wasn't scalar.
290 * function.c (assign_stack_temp_for_type): Assert that neither
291 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
292 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
294 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
296 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
298 * config/s390/s390-protos.h (s390_label_align): New prototype.
299 * config/s390/s390.c (s390_label_align): New function.
300 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
302 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
305 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
306 V2DI/V2DF constants. Only all 0's or all 1's are easy.
307 (output_vec_const_move): Ditto.
309 2011-03-08 Anatoly Sokolov <aesok@post.ru>
311 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
312 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
313 * config/mips/mips.c (mips_preferred_reload_class): Make static.
314 Change 'rclass' argument and result type to reg_class_t.
315 (TARGET_PREFERRED_RELOAD_CLASS): Define.
317 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
319 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
320 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST,
321 TARGET_MEMORY_MOVE_COST): Define.
322 (avr_register_move_cost, avr_memory_move_cost): New Functions.
324 2011-03-08 Jakub Jelinek <jakub@redhat.com>
327 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
330 PR tree-optimization/48022
331 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
334 2011-03-07 Jakub Jelinek <jakub@redhat.com>
337 * var-tracking.c (find_use_val): Return NULL for
338 cui->sets && cui->store_p BLKmode MEMs.
340 2011-03-07 Anatoly Sokolov <aesok@post.ru>
342 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
344 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
345 xstormy16_print_operand_address): Remove.
346 * config/stormy16/stormy16.c (xstormy16_print_operand,
347 xstormy16_print_operand_address): Make static.
348 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
350 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
353 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
354 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
357 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
360 * cfgloopmanip.c (fix_bb_placements): Return immediately
361 if FROM is BASE_LOOP's header.
363 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
365 * gimplify.c (gimplify_function_tree): Fix building calls
366 to __builtin_return_address.
368 2011-03-07 Alan Modra <amodra@gmail.com>
370 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
371 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
372 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
373 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
375 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
376 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
377 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
378 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
379 * config/rs6000/rs6000.c
380 (rs6000_elf_end_indicate_exec_stack): Rename to..
381 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
382 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
383 (rs6000_file_start): ..here.
384 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
385 file scope variables.
386 (call_ABI_of_interest): New function.
387 (init_cumulative_args): Set above vars when function return value
388 is a float, vector, or small struct.
389 (rs6000_function_arg_advance_1): Likewise for function args.
390 (rs6000_va_start): Set rs6000_passes_float if variable arg function
391 references float args.
393 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
395 * doc/cfg.texi: Remove "See" before @ref.
396 * doc/invoke.texi: Likewise.
398 2011-03-05 Jason Merrill <jason@redhat.com>
400 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
402 2011-03-05 Anthony Green <green@moxielogic.com>
404 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
406 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
408 PR rtl-optimization/47899
409 * cfgloopmanip.c (fix_bb_placements): Fix first argument
410 to flow_loop_nested_p when moving the loop upward.
412 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
415 * arm.md (movhi_insn_arch4): Accept any immediate constant.
417 2011-03-05 Jakub Jelinek <jakub@redhat.com>
419 PR tree-optimization/47967
420 * ipa-cp.c (build_const_val): Return NULL instead of creating
421 VIEW_CONVERT_EXPR for mismatching sizes.
422 (ipcp_create_replace_map): Return NULL if build_const_val failed.
423 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
424 give up on versioning.
426 2011-03-05 Alan Modra <amodra@gmail.com>
429 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
430 full cmodel medium/large lo_sum + high addresses.
432 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
434 * config/s390/s390.c (s390_decompose_address): Reject non-literal
435 pool references in UNSPEC_LTREL_OFFSET.
437 2011-03-04 Jan Hubicka <jh@suse.cz>
440 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
441 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
442 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
444 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
445 cgraph_add_thunk): Add node pointers.
446 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
447 associated to right node.
448 (input_node): Update use of cgraph_same_body_alias
449 and cgraph_add_thunk.
451 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
453 * config/i386/i386.opt (mprefer-avx128): New flag.
454 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
455 modes when the flag -mprefer-avx128 is on.
457 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
459 * dwarf2out.c (compare_loc_operands): Fix address handling.
461 2011-03-04 Alan Modra <amodra@gmail.com>
463 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
465 2011-03-04 Richard Guenther <rguenther@suse.de>
468 * expmed.c (extract_bit_field_1): Prefer vector modes that
469 vec_extract patterns can handle.
471 2011-03-04 Richard Guenther <rguenther@suse.de>
474 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
476 2011-03-04 Richard Henderson <rth@redhat.com>
478 * explow.c (emit_stack_save): Remove 'after' parameter.
479 (emit_stack_restore): Likewise.
480 * expr.h: Update to match.
481 * builtins.c, calls.c, stmt.c: Likewise.
482 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
483 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
484 * function.c (expand_function_end): Insert the emit_stack_save
485 sequence before parm_birth_insn instead of after.
487 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
489 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
490 (ssse3_pmaddubsw128): Ditto.
491 (ssse3_pmaddubsw): Ditto.
493 2011-03-03 Steve Ellcey <sje@cup.hp.com>
495 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
497 2011-03-03 Jakub Jelinek <jakub@redhat.com>
500 * gimplify.c (omp_add_variable): Only call omp_notice_variable
501 on TYPE_SIZE_UNIT if it is a DECL.
504 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
505 first operand is not is_gimple_mem_ref_addr, try to fold it.
506 If the operand still isn't is_gimple_mem_ref_addr, clear
509 2011-03-03 Richard Guenther <rguenther@suse.de>
512 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
514 (refs_may_alias_p_1): For release branches return true if
515 we are confused by our input.
517 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
519 * config/s390/s390.c (s390_function_value): Rename to ...
520 (s390_function_and_libcall_value): ... this.
521 (s390_function_value): New function.
522 (s390_libcall_value): New function.
523 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
524 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
525 target macro definitions.
526 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
528 2011-03-02 Joseph Myers <joseph@codesourcery.com>
530 * config/i386/freebsd64.h (CC1_SPEC): Define.
531 * config/i386/linux64.h (CC1_SPEC): Define.
532 * config/i386/x86-64.h (CC1_SPEC): Don't define.
534 2011-03-02 Anatoly Sokolov <aesok@post.ru>
536 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
538 * config/stormy16/stormy16.c: Include reload.h.
539 (xstormy16_memory_move_cost): New function.
540 (TARGET_MEMORY_MOVE_COST): Define.
542 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
544 PR rtl-optimization/47925
545 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
546 with side effects. Remove the more-specific check for volatile asms.
548 2011-03-02 Alan Modra <amodra@gmail.com>
551 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
552 toc relative addresses for valid offsets.
554 2011-03-01 Richard Guenther <rguenther@suse.de>
556 PR tree-optimization/47890
557 * tree-vect-loop.c (get_initial_def_for_induction): Set
558 related stmt properly.
560 2011-03-01 Richard Guenther <rguenther@suse.de>
563 * lto-streamer.c (lto_record_common_node): Also register
566 2011-03-01 Richard Guenther <rguenther@suse.de>
569 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
570 Do not stream DECL_ABSTRACT_ORIGIN.
571 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
572 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
573 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
574 Do not stream DECL_ABSTRACT_ORIGIN.
575 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
576 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
578 2011-02-28 Anatoly Sokolov <aesok@post.ru>
580 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
581 FUNCTION_VALUE_REGNO_P): Remove.
582 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
583 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
584 Add 'outgoing' argument.
585 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
587 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
588 TARGET_FUNCTION_VALUE_REGNO_P): Define.
590 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
593 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
594 (lookup_filename): Likewise.
595 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
597 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
598 Jakub Jelinek <jakub@redhat.com>
601 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
602 (assign_stack_local_1): Change last argument type to int.
603 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
604 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
605 don't record padding space into frame_space_list nor use those areas.
606 (assign_stack_local): Adjust caller.
607 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
608 of assign_stack_local, pass 0 as last argument.
609 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
612 2011-02-28 Jakub Jelinek <jakub@redhat.com>
615 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
616 Use target address_mode and pointer_mode hooks instead of hardcoded
617 Pmode and ptr_mode. Handle some simple cases of extending if
618 POINTERS_EXTEND_UNSIGNED < 0.
619 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
620 Call convert_debug_memory_address.
621 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
622 convert_debug_memory_address.
625 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
626 * configure: Regenerated.
627 * config.in: Regenerated.
628 * varasm.c (default_function_section): Return NULL
629 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
631 2011-02-28 Martin Jambor <mjambor@suse.cz>
633 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
634 the description to match the printed values.
636 2011-02-28 Richard Guenther <rguenther@suse.de>
638 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
639 of the copied scope tree.
641 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
643 * doc/extend.texi (Function Attributes): Avoid deeply (and
644 wrongly) nested tables.
646 2011-02-27 Jakub Jelinek <jakub@redhat.com>
649 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
650 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
653 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
655 * config/avr/avr.md: Remove magic comment for emacs.
657 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
660 * config/avr/avr.c (avr_option_override): Use error on bad options.
661 (avr_help): New function.
662 (TARGET_HELP): Define.
664 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
667 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
668 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
670 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
672 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
673 (ARM Options): Ditto.
674 (i386 and x86-64 Options): Ditto.
676 (SPARC Options): Ditto.
678 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
680 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
681 FreeBSD 6 and later. Generally use cpu generic.
683 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
685 * doc/cpp.texi: Update copyright years.
687 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
690 * config/lm32/lm32.md (ashrsi3): Added needed variable.
692 2011-02-25 Jon Beniston <jon@beniston.com>
695 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
696 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
697 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
698 (lm32_block_move_inline): Add type cast to remove warning.
699 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
700 (gen_int_relational): Move declarations to start of function.
702 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
704 PR tree-optimization/45470
705 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
706 can throw internally only.
707 * tree-vect-stmts.c (vectorizable_call): Likewise.
709 2011-02-24 Anatoly Sokolov <aesok@post.ru>
711 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
712 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
713 * config/stormy16/stormy16-protos.h
714 (xstormy16_preferred_reload_class): Remove.
715 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
716 static. Change 'rclass' argument and return type to reg_class_t.
717 (TARGET_PREFERRED_RELOAD_CLASS,
718 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
720 2011-02-24 Richard Guenther <rguenther@suse.de>
722 * lto-streamer-in.c (input_bb): Do not find referenced vars
725 2011-02-23 Jason Merrill <jason@redhat.com>
727 * common.opt (fabi-version): Document v5 and v6.
729 2011-02-23 Richard Guenther <rguenther@suse.de>
731 PR tree-optimization/47849
732 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
734 2011-02-23 Jie Zhang <jie@codesourcery.com>
736 * opts-common.c (decode_cmdline_option): Print empty string
737 argument as "" in decoded->orig_option_with_args_text.
738 * gcc.c (execute): Print empty string argument as ""
739 in the verbose output.
740 (do_spec_1): Keep empty string argument.
742 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
744 * config.gcc: Declare score-* and crx-* obsolete.
746 2011-02-23 Jie Zhang <jie@codesourcery.com>
748 PR rtl-optimization/47763
749 * web.c (web_main): Ignore naked clobber when replacing register.
751 2011-02-22 Anatoly Sokolov <aesok@post.ru>
753 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
756 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
759 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
761 2011-02-22 Mike Stump <mikestump@comcast.net>
763 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
765 * configure: Regenerate.
767 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
769 PR rtl-optimization/46002
770 * ira-color.c (update_copy_costs): Change class intersection
771 test to reg_class_contents[] test of 'hard_regno'.
773 2011-02-21 Joseph Myers <joseph@codesourcery.com>
775 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
777 * config/hpux11.opt (mt): Likewise.
778 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
779 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
780 * config/vax/elf.opt (mno-asm-pic): Likewise.
781 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
783 2011-02-21 Mike Stump <mikestump@comcast.net>
786 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
787 tree so we can get save the type.
788 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
789 for CFString instead of trying to use past the end of the builtins.
790 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
791 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
792 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
793 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
794 Rename to darwin_builtin_cfstring.
795 (darwin_init_cfstring_builtins): Return the built type.
797 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
800 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
801 (_mm256_insert_epi64): Use _mm_insert_epi64.
803 2011-02-21 Anatoly Sokolov <aesok@post.ru>
805 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
806 * config/stormy16/stormy16-protos.h
807 (xstormy16_mode_dependent_address_p): Remove.
808 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
809 Make static. Change return type to bool. Change argument type to
810 const_rtx. Remove dead code.
811 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
813 2011-02-21 Richard Guenther <rguenther@suse.de>
816 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
817 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
818 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
820 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
821 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
823 2011-02-20 Richard Guenther <rguenther@suse.de>
826 * tree.c (free_lang_data_in_decl): Clean builtins from
827 the TU decl BLOCK_VARS.
829 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
833 * haifa-sched.c (fix_tick_ready): Skip tick computation
836 2011-02-19 Richard Guenther <rguenther@suse.de>
839 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
840 Remove lazy BLOCK_VARS streaming.
841 (lto_input_ts_block_tree_pointers): Likewise.
842 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
844 2011-02-19 Joseph Myers <joseph@codesourcery.com>
846 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
848 2011-02-19 Joseph Myers <joseph@codesourcery.com>
850 * config/i386/biarch32.h, config/i386/mach.h,
851 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
853 2011-02-19 Jakub Jelinek <jakub@redhat.com>
856 * config/i386/i386.md (peephole2 for shift and plus): Use
857 operands[1] original mode in the first insn.
859 2011-02-18 Mike Stump <mikestump@comcast.net>
861 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
863 2011-02-18 Jan Hubicka <jh@suse.cz>
866 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
867 to zero when the function is not inlinable at all.
869 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
871 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
872 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
873 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
874 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
875 * config/pa/t-pa64: Likewise.
876 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
878 2011-02-18 Jakub Jelinek <jakub@redhat.com>
881 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
883 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
886 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
888 2011-02-18 Anatoly Sokolov <aesok@post.ru>
890 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
891 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
892 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
893 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
894 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
895 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
896 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
897 m32r_load_postinc_p, m32r_store_preinc_predec_p,
898 m32r_legitimate_address_p): New functions.
899 * config/m32r/constraints.md (constraint "S"): Don't use
900 STORE_PREINC_PREDEC_P.
901 (constraint "U"): Don't use LOAD_POSTINC_P.
903 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
905 PR rtl-optimization/46178
906 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
907 compute ira_hard_regno_cover_class[].
909 2011-02-18 Richard Guenther <rguenther@suse.de>
912 * lto-streamer.h (lto_global_var_decls): Declare.
913 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
914 statics for global var processing.
916 2011-02-18 Richard Guenther <rguenther@suse.de>
918 PR tree-optimization/47737
919 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
920 edge dominance check.
922 2011-02-18 Jakub Jelinek <jakub@redhat.com>
925 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
926 avoid invalid rtx sharing.
928 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
930 * doc/cpp.texi (Obsolete Features): Add background on the
931 origin of assertions.
933 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
935 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
937 * config/darwin.c (output_objc_section_asm_op): Added support for
939 (is_objc_metadata): New.
940 (darwin_objc2_section): New.
941 (darwin_objc1_section): New.
942 (machopic_select_section): Added support for ABI v1 and v2.
943 (darwin_emit_objc_zeroed): New.
944 (darwin_output_aligned_bss): Detect objc metadata and treat it
946 (darwin_asm_output_aligned_decl_common): Same.
947 (darwin_asm_output_aligned_decl_local): Same.
948 * config/darwin-sections.def: Updated for ABI v1 and v2.
949 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
950 compiling Objective-C code for the NeXT runtime, default to using
951 ABI version 0 for 32-bit, and version 2 for 64-bit.
953 2011-02-17 Joseph Myers <joseph@codesourcery.com>
955 * common.opt (optimize_fast): New Variable.
956 * opts.c (default_options_optimization): Use opts->x_optimize_fast
957 instead of local variable ofast.
959 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
961 * doc/invoke.texi (fobjc-abi-version): Documented.
962 (fobjc-nilcheck): Documented.
963 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
966 2011-02-17 Joseph Myers <joseph@codesourcery.com>
969 * common.opt (export-dynamic): New Driver option.
970 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
972 2011-02-17 Joseph Myers <joseph@codesourcery.com>
974 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
976 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
977 Jan Hubicka <jh@suse.cz>
981 * cfgexpand.c (account_used_vars_for_block): Remove.
982 (estimated_stack_frame_size): Use referenced vars.
983 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
984 that were referenced in the original function. Test src_fn
985 rather than cfun. Drop redundant get_var_ann.
986 (setup_one_parameter): Drop redundant get_var_ann.
987 (declare_return_variable): Likewise.
988 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
989 (copy_arguments_for_versioning): Drop redundant get_var_ann.
990 * ipa-inline.c (compute_inline_parameters): Do not compute
991 disregard_inline_limits here.
992 (compute_inlinable_for_current, pass_inlinable): New.
993 (pass_inline_parameters): Require PROP_referenced_vars.
994 * cgraphunit.c (cgraph_process_new_functions): Don't run
995 compute_inline_parameters explicitly unless function is in SSA form.
996 (cgraph_analyze_function): Set .disregard_inline_limits.
997 * tree-sra.c (convert_callers): Compute inliner parameters
998 only for functions already in SSA form.
1000 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1002 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
1003 -mlittle-endian-data.
1005 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1007 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
1008 -mno-fpu, not -fpu and -no-fpu.
1009 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
1010 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
1012 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
1015 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
1016 input reload with PLUS RTX.
1018 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1020 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
1021 of InverseVar(MDMX).
1023 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1025 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
1028 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1030 * config/mn10300/mn10300.opt (mno-crt0): New.
1032 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1034 * config/m68k/uclinux.opt (static-libc): New Driver option.
1036 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1038 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
1040 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1042 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
1043 %{muser-extend-enabled}.
1045 2011-02-16 Richard Guenther <rguenther@suse.de>
1047 PR tree-optimization/47738
1048 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
1049 the TODO from tree_predictive_commoning.
1051 2011-02-15 Jeff Law <law@redhat.com>
1054 2011-01-25 Jeff Law <law@redhat.com>
1056 PR rtl-optimization/37273
1057 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1058 handle them like argument loads from stack slots. Do not double
1059 count memory for memory constants and argument loads from stack slots.
1061 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1064 * combine.c (cant_combine_insn_p): Revert the last change.
1066 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1069 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
1070 mode for vector constants. Remove code that checks for TImode.
1072 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1076 * cgraph.h (compute_inline_parameters): Return void.
1077 * ipa-inline.c (compute_inline_parameters): Adjust.
1079 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1083 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
1085 * cfgexpand.c (estimated_stack_frame_size): Likewise.
1086 * ipa-inline.c (compute_inline_parameters): Adjust.
1088 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1092 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
1093 Adjust all users. Pass FN to...
1094 * tree-flow-inline.h (first_referenced_var): ... this. Add
1096 * ipa-struct-reorg.c: Adjust.
1097 * tree-dfa.c: Adjust.
1098 * tree-into-ssa.c: Adjust.
1099 * tree-sra.c: Adjust.
1100 * tree-ssa-alias.c: Adjust.
1101 * tree-ssa-live.c: Adjust.
1102 * tree-ssa.c: Adjust.
1103 * tree-ssanames.c: Adjust.
1104 * tree-tailcall.c: Adjust.
1106 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1110 * tree-flow.h (referenced_var_lookup): Add fn parameter.
1112 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
1113 * tree-flow-inline.h: Adjust.
1114 * gimple-pretty-print.c: Adjust.
1115 * tree-into-ssa.c: Adjust.
1116 * tree-ssa.c: Adjust.
1117 * cfgexpand.c: Adjust.
1119 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1121 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
1122 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1123 (EXTRA_CONSTRAINT): Delete.
1124 * config/iq2000/constraints.md: New file.
1125 * config/iq2000/iq2000.md: Include it.
1126 (define_insn ""): Delete.
1127 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
1128 unsupported constraint letters from patterns.
1129 (call_value, call_value_internal1): Likewise.
1130 (call_value_multiple_internal1): Likewise.
1132 2011-02-15 Nick Clifton <nickc@redhat.com>
1134 * config/mn10300/mn10300.c: Include tm-constrs.h.
1135 (struct liw_data): New data structure describing an LIW candidate
1137 (extract_bundle): Use struct liw_data. Allow small integer
1138 operands for some instructions.
1139 (check_liw_constraints): Use struct liw_data. Remove swapped
1140 parameter. Add comments describing the checks. Fix bug when
1141 assigning the source of liw1 to the source of liw2.
1142 (liw_candidate): Delete. Code moved into extract_bundle.
1143 (mn10300_bundle_liw): Use struct liw_data. Check constraints
1145 * config/mn10300/predicates.md (liw_operand): New predicate.
1146 Allows registers and small integer constants.
1147 * config/mn10300/constraints.md (O): New constraint. Accetps
1148 integers in the range -8 to +7 inclusive.
1149 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
1150 for moving a small integer into a register. Give this alternative
1152 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
1153 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
1154 using the J,K,L and M constraints,
1155 (liw): Remove SI mode on second operands to allow for HI and QI
1157 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
1160 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1163 * combine.c (cant_combine_insn_p): Check zero/sign extended
1166 2011-02-15 Richard Guenther <rguenther@suse.de>
1168 PR tree-optimization/47743
1169 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
1170 for a non-type-compatible VN lookup bail out.
1172 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1174 * config/fr30/constraints.md: New file.
1175 * config/fr30/fr30.md: Include it.
1176 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
1177 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1178 (EXTRA_CONSTRAINT): Delete.
1180 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1182 * config/frv/constraints.md: New file.
1183 * config/frv/predicates.md: Include it.
1184 * config/frv/frv.c (reg_class_from_letter): Delete.
1185 (frv_option_override): Don't initialize it.
1186 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
1187 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
1188 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
1189 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1190 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
1191 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1192 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
1193 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
1194 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
1195 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
1196 (REG_CLASS_FROM_CONSTRAINT): Delete.
1198 2011-02-15 Jakub Jelinek <jakub@redhat.com>
1201 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
1202 if frame size is 0 in a leaf function.
1204 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1207 * config/alpha/host-osf.c: New file.
1208 * config/alpha/x-osf: New file.
1209 * config.host (alpha*-dec-osf*): Use it.
1211 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1213 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1214 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
1215 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
1216 (rx_mode_dependent_address_p): ...this. Make static. Change argument
1218 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1220 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1222 * config/stormy16/constraints.md: New file.
1223 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
1224 Use satisfies_constraint_Q and satisfies_constraint_R.
1225 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
1227 (xstormy16_legitiamte_address_p): Declare.
1228 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
1229 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1230 (EXTRA_CONSTRAINT): Delete.
1231 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1233 (xstormy16_extra_constraint_p): Delete.
1235 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
1237 PR tree-optimization/46494
1238 * loop-unroll.c (split_edge_and_insert): Adjust comment.
1239 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
1240 (pass_rtl_loop_done): Add TODO_verify_flow.
1241 * fwprop.c (pass_rtl_fwprop): Likewise.
1242 * modulo-sched.c (pass_sms): Likewise.
1243 * tree-ssa-dom.c (pass_dominator): Likewise.
1244 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1245 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
1246 (pass_tree_loop_done): Likewise.
1247 * tree-ssa-pre.c (execute_pre): Likewise.
1248 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1249 * tree-ssa-sink.c (pass_sink_code): Likewise.
1250 * tree-vrp.c (pass_vrp): Likewise.
1252 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1254 * config/v850/constraints.md: New file.
1255 * config/v850/v850.md: Include it.
1256 * config/v850/predicates.md (reg_or_0_operand): Use
1257 satisfies_constraint_G.
1258 (special_symbolref_operand): Use satisfies_constraint_K.
1259 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
1260 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
1261 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
1262 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1263 (EXTRA_CONSTRAINT): Delete.
1264 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
1265 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
1266 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
1268 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1271 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
1274 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1276 * config/mcore/constraints.md: New file.
1277 * config/mcore/mcore.md: Include it.
1278 * config/mcore/mcore.c (reg_class_from_letter): Delete.
1279 * config/mcore/mcore.h (reg_class_from_letter): Delete.
1280 (REG_CLASS_FROM_LETTER): Delete.
1281 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
1282 insn_const_int_ok_for_constraint.
1283 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
1284 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
1285 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1286 (EXTRA_CONSTRAINT): Delete.
1288 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1291 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
1292 (IS_SIGHANDLER): Define.
1293 (sparc64_is_sighandler): New function, split off from
1294 sparc64_fallback_frame_state.
1295 (sparc_is_sighandler): New function, split off from
1296 sparc_fallback_frame_state.
1297 (sparc64_fallback_frame_state): Merge with ...
1298 (sparc_fallback_frame_state): ... this into ...
1299 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
1300 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
1301 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
1302 stack instead of hardcoded offsets.
1304 2011-02-14 Andriy Gapon <avg@freebsd.org>
1307 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
1309 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1311 * configure: Regenerate.
1313 2011-02-12 Joseph Myers <joseph@codesourcery.com>
1316 * gcc.c (asm_options): Correct spec matching --target-help.
1318 2011-02-12 Martin Jambor <mjambor@suse.cz>
1320 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
1321 to gimple call error.
1323 2011-02-12 Mike Stump <mikestump@comcast.net>
1325 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
1326 comments in backslash regions.
1328 2011-02-12 Mike Stump <mikestump@comcast.net>
1329 Jakub Jelinek <jakub@redhat.com>
1330 Iain Sandoe <iains@gcc.gnu.org>
1333 * dwarf2out.c (output_cfa_loc): When required, apply the
1334 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
1335 (output_loc_sequence): Likewise.
1336 (output_loc_operands_raw): Likewise.
1337 (output_loc_sequence_raw): Likewise.
1338 (output_cfa_loc): Likewise.
1339 (output_loc_list): Suppress register number adjustment when
1340 calling output_loc_sequence()
1341 (output_die): Likewise.
1343 2011-02-12 Anatoly Sokolov <aesok@post.ru>
1345 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1347 * config/xtensa/xtensa.c (xtensa_register_move_cost,
1348 xtensa_memory_move_cost): New functions.
1349 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
1351 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
1354 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
1355 in the current directory.
1356 * configure: Rebuilt.
1358 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1360 * config/darwin.c (darwin_override_options): Add a hunk missed
1361 from the commit of r168571. Trim comment line lengths and
1362 correct indents of the preceding block.
1364 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1366 * gcc.c (driver_handle_option): Concatenate the argument to -F with
1369 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1371 * common.opt (nostartfiles): New Driver option.
1373 2011-02-11 Xinliang David Li <davidxl@google.com>
1375 PR tree-optimization/47707
1376 * tree-chrec.c (convert_affine_scev): Keep type precision.
1378 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
1380 PR tree-optimization/47420
1381 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
1383 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
1385 PR rtl-optimization/47614
1386 * rtl.h (check_for_inc_dec): Declare.
1387 * dse.c (check_for_inc_dec): Externalize...
1388 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
1389 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
1391 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1394 * gcc.c (main): Do not compile inputs if there were errors in
1396 * opts-common.c (read_cmdline_option): Check for wrong language
1397 after other error checks.
1399 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
1401 * cgraph.c: Fix comment typos.
1402 * cgraph.h: Likewise.
1403 * cgraphunit.c: Likewise.
1404 * ipa-cp.c: Likewise.
1405 * ipa-inline.c: Likewise.
1406 * ipa-prop.c: Likewise.
1407 * ipa-pure-const.c: Likewise.
1408 * ipa-ref.c: Likewise.
1409 * ipa-reference.c: Likewise.
1411 2011-02-11 Jakub Jelinek <jakub@redhat.com>
1414 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
1416 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1419 * doc/sourcebuild.texi (Require Support): Document
1420 dg-require-ascii-locale.
1422 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
1424 * doc/lto.texi (Write summary): Fix missing parentheses.
1426 2011-02-10 DJ Delorie <dj@redhat.com>
1428 * config/m32c/m32c.c (m32c_option_override): Disable
1429 -fcombine-stack-adjustments until flag value tracking and compare
1430 optimization can be rewritten.
1432 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
1434 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
1436 (PROCESSOR_DEFAULT64): Likewise.
1438 2011-02-10 Richard Henderson <rth@redhat.com>
1440 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
1441 change from 2011-02-03.
1442 * config/rx/rx.c (flags_from_code): Likewise.
1443 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
1444 is valid, n/pz otherwise.
1445 (rx_select_cc_mode): Return CCmode if Y is not zero.
1447 2011-02-10 Richard Guenther <rguenther@suse.de>
1449 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
1451 2011-02-10 Richard Guenther <rguenther@suse.de>
1453 PR tree-optimization/47677
1454 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
1456 2011-02-10 Jakub Jelinek <jakub@redhat.com>
1459 * combine.c (make_compound_operation): Only change shifts into
1460 multiplication for SCALAR_INT_MODE_P.
1462 2011-02-10 Jie Zhang <jie@codesourcery.com>
1466 2011-02-05 Jie Zhang <jie@codesourcery.com>
1468 * web.c (entry_register): Don't clobber the number of the
1469 first uninitialized reference in used[].
1471 2011-02-09 Richard Guenther <rguenther@suse.de>
1473 PR tree-optimization/47664
1474 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
1477 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
1481 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
1483 (PROCESSOR_DEFAULT64): Same.
1484 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
1486 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1488 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
1490 2011-02-09 Martin Jambor <mjambor@suse.cz>
1493 * tree-sra.c (struct access): New flags grp_scalar_read and
1494 grp_scalar_write. Changed description of assignment read and write
1496 (dump_access): Dump new flags, reorder all of them.
1497 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
1498 to detect multiple scalar reads.
1499 (analyze_access_subtree): Use the new scalar read write flags instead
1500 of the old flags. Adjusted comments.
1502 2011-02-08 DJ Delorie <dj@redhat.com>
1505 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
1508 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1510 * config/m68k/uclinux.opt: New.
1511 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
1513 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1515 * config/cris/elf.opt (sim): New Driver option.
1517 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1519 * config/xtensa/elf.opt: New.
1520 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
1522 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1524 * config/vax/elf.opt: New.
1525 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
1527 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1529 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
1531 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1533 * config/gnu-user.opt: New.
1534 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
1535 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
1536 *-*-uclinux*): Use gnu-user.opt.
1538 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
1540 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
1541 * config/i386/gnu.h (CPP_SPEC): Likewise.
1543 2011-02-08 Ian Lance Taylor <iant@google.com>
1545 * common.opt (fcx-limited-range): Add SetByCombined flag.
1546 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
1547 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
1548 (fassociative-math, freciprocal-math): Likewise.
1549 (funsafe-math-optimizations): Likewise.
1550 * opth-gen.awk: Handle SetByCombined.
1551 * optc-gen.awk: Likewise.
1552 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
1553 (set_unsafe_math_optimizations_flags): Likewise.
1554 * doc/options.texi (Option properties): Document SetByCombined.
1556 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1558 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
1559 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
1560 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
1561 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
1562 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
1564 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
1566 PR tree-optimization/46834
1567 PR tree-optimization/46994
1568 PR tree-optimization/46995
1569 * graphite-sese-to-poly.c (used_outside_reduction): New.
1570 (detect_commutative_reduction): Call used_outside_reduction.
1571 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
1572 translate_scalar_reduction_to_array only when at least one
1573 loop-phi/close-phi tuple has been detected.
1575 2011-02-08 Richard Guenther <rguenther@suse.de>
1578 * tree-vect-generic.c (expand_vector_operations_1): Update
1580 (expand_vector_operations): ... not here. Cleanup EH info
1581 and the CFG if required.
1583 2011-02-08 Richard Guenther <rguenther@suse.de>
1585 PR tree-optimization/47641
1586 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
1587 require type compatibility.
1589 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1591 * gimple-low.c (lower_function_body): Don't remove the location of
1592 the return statement here.
1593 (lower_gimple_return): Do it here instead but only if the return
1594 statement is actually used twice.
1596 2011-02-08 Richard Guenther <rguenther@suse.de>
1598 PR tree-optimization/47632
1599 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
1600 unused up_to_stmt parameter, return whether cfg-cleanup is
1601 necessary, remove EH info properly.
1602 (forward_propagate_into_gimple_cond): Adjust caller.
1603 (forward_propagate_into_cond): Likewise.
1604 (forward_propagate_comparison): Likewise.
1605 (tree_ssa_forward_propagate_single_use_vars): Make
1606 forward_propagate_comparison case similar to the two others.
1608 2011-02-08 Nick Clifton <nickc@redhat.com>
1610 * config/mn10300/mn10300.opt (mliw): New command line option.
1611 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
1612 (liw_bundling): New automaton.
1613 (liw): New attribute.
1614 (liw_op): New attribute.
1615 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
1616 (movsi_internal): Add LIW attributes.
1620 (addsi3): Separate register and immediate alternatives.
1625 (lshrsi3): Likewise.
1626 (ashrsi3): Likewise.
1628 * config/mn10300/mn10300.c (liw_op_names): New
1629 (mn10300_print_operand): Handle 'W' operand descriptor.
1630 (extract_bundle): New function.
1631 (check_liw_constraints): New function.
1632 (liw_candidate): New function.
1633 (mn10300_bundle_liw): New function.
1634 (mn10300_reorg): New function.
1635 (TARGET_MACHINE_DEPENDENT_REORG): Define.
1636 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
1637 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
1638 __LIW__ or __NO_LIW__.
1639 * doc/invoke.texi: Describe the -mliw command line option.
1641 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1643 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
1644 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1645 pthread_mutex_unlock): Remove.
1646 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
1647 * config/pa/t-pa64: Likewise.
1648 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
1649 shared libc if not linking against libpthread.
1650 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
1652 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
1655 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
1656 on 10.6 and later to ensure that we always use the unwinder from
1657 the system. Only add -no_compact_unwind when tarteting darwin
1660 2011-02-07 Steve Ellcey <sje@cup.hp.com>
1663 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
1664 (vec_interleave_lowv2sf): Ditto.
1665 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
1666 (vec_extract_oddv2sf): Ditto.
1668 2011-02-07 Mike Stump <mikestump@comcast.net>
1671 Add __ieee_divdc3 entry point.
1672 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
1674 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
1675 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
1676 * config/darwin.c (darwin_rename_builtins): Add.
1677 * config/darwin-protos.h (darwin_rename_builtins): Add.
1679 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1682 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
1685 2011-02-07 Mike Stump <mikestump@comcast.net>
1687 * config/darwin.opt (mmacosx-version-min): Update default OS version.
1689 2011-02-07 Denis Chertykov <chertykov@gmail.com>
1692 * config/avr/libgcc.S (exit): Move .endfunc
1694 2011-02-07 Richard Guenther <rguenther@suse.de>
1696 PR tree-optimization/47615
1697 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
1698 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
1699 (run_scc_vn): Initialize it.
1700 (visit_reference_op_load): Use it.
1701 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
1703 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1705 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
1706 DImode trapping arithmetic libfuncs.
1708 2011-02-07 Richard Guenther <rguenther@suse.de>
1710 PR tree-optimization/47621
1711 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
1713 (execute_update_addresses_taken): ... here. Make it more
1714 conservative in what we accept.
1716 2011-02-06 Joseph Myers <joseph@codesourcery.com>
1718 * config/sparc/freebsd.h (ASM_SPEC): Define.
1719 * config/sparc/vxworks.h (ASM_SPEC): Define.
1721 2011-02-06 Joseph Myers <joseph@codesourcery.com>
1723 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
1725 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
1727 * doc/invoke.texi: Remove reference to compiler internals from
1730 * reg-notes.def: Remove REG_VALUE_PROFILE.
1731 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
1733 2011-02-05 Jakub Jelinek <jakub@redhat.com>
1736 * varasm.c (default_section_type_flags): If decl is NULL,
1737 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
1739 2011-02-05 Jie Zhang <jie@codesourcery.com>
1742 * web.c (entry_register): Don't clobber the number of the
1743 first uninitialized reference in used[].
1745 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
1747 PR tree-optimization/46194
1748 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
1749 (build_classic_dist_vector_1): Do not represent classic distance
1750 vectors when the access functions are variating in different loops.
1752 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1754 * config/mips/iris6.opt: New.
1755 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
1757 2011-02-04 Richard Henderson <rth@redhat.com>
1758 Steve Ellcey <sje@cup.hp.com>
1761 * config/ia64/predicates.md (mux1_brcst_element): New.
1762 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
1763 * config/ia64/ia64.c (ia64_unpack_assemble): New.
1764 (ia64_unpack_sign): New.
1765 (ia64_expand_unpack): Rewrite using new routines.
1766 (ia64_expand_widen_sum): Ditto.
1767 (ia64_expand_dot_prod_v8qi): Ditto.
1768 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
1769 routines, add endian check.
1770 (pmpy2_even): Rename from pmpy2_r, add endian check.
1771 (pmpy2_odd): Rename from pmpy2_l, add endian check.
1772 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
1773 (vec_widen_smult_hi_v4hi): Ditto.
1774 (vec_widen_umult_lo_v4hi): Ditto.
1775 (vec_widen_umult_hi_v4hi): Ditto.
1776 (mulv2si3): Change endian checks.
1777 (sdot_prodv4hi): Rewrite with new calls.
1778 (udot_prodv4hi): New.
1779 (vec_pack_ssat_v4hi): Add endian check.
1780 (vec_pack_usat_v4hi): Ditto.
1781 (vec_pack_ssat_v2si): Ditto.
1782 (max1_even): Rename from max1_r, add endian check.
1783 (max1_odd): Rename from max1_l, add endian check.
1784 (*mux1_rev): Format change.
1786 (*mux1_shuf): Ditto.
1788 (*mux1_brcst_v8qi): Use new predicate.
1789 (vec_extract_evenv8qi): Remove endian check.
1790 (vec_extract_oddv8qi): Ditto.
1791 (vec_interleave_lowv4hi): Format change.
1792 (vec_interleave_highv4hi): Ditto.
1793 (mix2_even): Rename from mix2_r, add endian check.
1794 (mix2_odd): Rename from mux2_l, add endian check.
1795 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
1796 (vec_extract_evenodd_helper): Format change.
1797 (vec_extract_evenv4hi): Remove endian check.
1798 (vec_extract_oddv4hi): Remove endian check.
1799 (vec_interleave_lowv2si): Format change.
1800 (vec_interleave_highv2si): Format change.
1801 (vec_initv2si): Remove endian check.
1802 (vecinit_v2si): Add endian check.
1803 (reduc_splus_v2sf): Add endian check.
1804 (reduc_smax_v2sf): Ditto.
1805 (reduc_smin_v2sf): Ditto.
1806 (vec_initv2sf): Remove endian check.
1807 (fpack): Add endian check.
1808 (fswap): Add endian check.
1809 (vec_interleave_highv2sf): Add endian check.
1810 (vec_interleave_lowv2sf): Add endian check.
1811 (fmix_lr): Add endian check.
1812 (vec_setv2sf): Format change.
1813 (*vec_extractv2sf_0_be): Use shift to extract operand.
1814 (*vec_extractv2sf_1_be): New.
1815 (vec_pack_trunc_v4hi): Add endian check.
1816 (vec_pack_trunc_v2si): Format change.
1818 2011-02-04 Jakub Jelinek <jakub@redhat.com>
1821 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
1822 do bb, locus and block comparison and disallow loads if it is not set.
1823 (stmt_is_replaceable_p): New function.
1824 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
1826 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
1827 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
1829 * tree-flow.h (stmt_is_replaceable_p): New prototype.
1831 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1833 * config/rs6000/xilinx.opt: New.
1834 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
1836 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1838 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
1840 2011-02-03 Anatoly Sokolov <aesok@post.ru>
1842 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
1843 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1844 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
1845 secondary_reload_info, xtensa_secondary_reload): Remove.
1846 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
1847 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1848 (xtensa_preferred_reload_class): Make static. Change return and
1849 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
1850 Use CONST_DOUBLE_P predicate.
1851 (xtensa_preferred_output_reload_class): New function.
1852 (xtensa_secondary_reload): Make static.
1854 2011-02-03 Joseph Myers <joseph@codesourcery.com>
1856 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
1857 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
1858 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
1860 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1863 * output.h (SECTION_RELRO): Define.
1864 (SECTION_MACH_DEP): Adjust.
1865 (get_variable_section): New prototype.
1866 * varpool.c (varpool_finalize_named_section_flags): New function.
1867 (varpool_assemble_pending_decls): Call it.
1868 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
1869 * cgraphunit.c (cgraph_output_in_order): Call
1870 varpool_finalize_named_section_flags.
1871 * varasm.c (get_section): Allow section flags conflicts between
1872 relro and read-only sections if the section hasn't been declared yet.
1873 Set SECTION_OVERRIDE after diagnosing section type conflict.
1874 (get_variable_section): No longer static.
1875 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
1876 readonly sections that need relocations.
1877 (decl_readonly_section_1): New function.
1878 (decl_readonly_section): Use it.
1881 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
1882 Steve Ellcey <sje@cup.hp.com>
1885 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
1886 if section attribute used.
1888 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1890 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
1891 * config/darwin.c (SECTION_NO_ANCHOR): Define.
1892 (darwin_init_sections): Remove assertion.
1894 2011-02-03 Nick Clifton <nickc@redhat.com>
1896 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
1898 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
1899 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
1900 instead of "n" and "pz".
1901 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
1904 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1907 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
1908 fma, expand FMA_EXPR as fma{,f,l} call.
1911 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
1912 copy them into a unsigned char variable and pass address of it to
1913 lto_output_data_stream.
1916 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
1917 around backend_init_target and lang_dependent_init_target calls.
1918 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
1919 (verify_cgraph_node): Don't call set_cfun here. Use
1920 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
1921 Set error_found for incorrectly represented calls to thunks.
1923 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1926 PR rtl-optimization/43494
1927 * rtl.h (for_each_inc_dec_fn): New type.
1928 (for_each_inc_dec): Declare.
1929 * rtlanal.c (struct for_each_inc_dec_ops): New type.
1930 (for_each_inc_dec_find_inc_dec): New fn.
1931 (for_each_inc_dec_find_mem): New fn.
1932 (for_each_inc_dec): New fn.
1933 * dse.c (struct insn_size): Remove.
1934 (replace_inc_dec, replace_inc_dec_mem): Remove.
1935 (emit_inc_dec_insn_before): New fn.
1936 (check_for_inc_dec): Use it, along with for_each_inc_dec.
1937 (canon_address): Pass mem modes to cselib_lookup.
1938 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
1939 (cselib_lookup_from_insn): Likewise.
1940 (cselib_subst_to_values): Likewise.
1941 * cselib.c (find_slot_memmode): New var.
1942 (cselib_find_slot): New fn. Use it instead of
1943 htab_find_slot_with_hash everywhere.
1944 (entry_and_rtx_equal_p): Use find_slot_memmode.
1945 (autoinc_split): New fn.
1946 (rtx_equal_for_cselib_p): Rename and implement in terms of...
1947 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
1948 Deal with autoinc. Special-case recursion into MEMs.
1949 (cselib_hash_rtx): Likewise.
1950 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
1951 address and MEM modes.
1952 (cselib_subst_to_values): Add memmode, pass it on.
1954 (cselib_lookup): Add memmode argument, pass it on.
1955 (cselib_lookup_from_insn): Add memmode.
1956 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
1957 (struct cselib_record_autoinc_data): New.
1958 (cselib_record_autoinc_cb): New fn.
1959 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
1960 mode to cselib_lookup. Reset autoinced REGs here instead of...
1961 (cselib_process_insn): ... here.
1962 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
1964 (add_uses): Likewise, also to cselib_subst_to_values.
1965 (add_stores): Likewise.
1966 * sched-deps.c (add_insn_mem_dependence): Pass mode to
1967 cselib_subst_to_values.
1968 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
1969 * gcse.c (do_local_cprop): Adjusted.
1970 * postreload.c (reload_cse_simplify_set): Adjusted.
1971 (reload_cse_simplify_operands): Adjusted.
1972 * sel-sched-dump (debug_mem_addr_value): Pass mode.
1974 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1976 PR tree-optimization/45122
1977 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
1978 unsafe assumptions when there's more than one loop exit.
1980 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1983 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
1984 Document using vector double with the load/store builtins, and
1985 that the load/store builtins always use Altivec instructions.
1987 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
1988 to use altivec memory instructions, even on VSX.
1989 (vector_altivec_store_<mode>): Ditto.
1991 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
1994 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1995 V2DF, V2DI support to load/store overloaded builtins.
1997 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
1998 altivec load/store builtins for V2DF/V2DI types.
2000 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
2001 set avoid indexed addresses on power6 if -maltivec.
2002 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
2003 vector_altivec_load/vector_altivec_store builtins.
2004 (altivec_expand_st_builtin): Ditto.
2005 (altivec_expand_builtin): Add VSX memory builtins.
2006 (rs6000_init_builtins): Add V2DI types to internal types.
2007 (altivec_init_builtins): Add support for V2DF/V2DI altivec
2008 load/store builtins.
2009 (rs6000_address_for_altivec): Insure memory address is appropriate
2012 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
2013 vec_vsx_ld and vec_vsx_st.
2014 (vsx_store_<mode>): Ditto.
2016 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
2017 variables to hold long long types for VSX vector memory builtins.
2018 (RS6000_BTI_unsigned_long_long): Ditto.
2019 (long_long_integer_type_internal_node): Ditti.
2020 (long_long_unsigned_type_internal_node): Ditti.
2022 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
2023 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
2024 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
2026 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
2028 (vec_vsx_st): Ditto.
2030 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2032 * config/pa/pa-hpux10.opt: New.
2033 * config/hpux11.opt (pthread): New Driver option.
2034 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
2035 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
2037 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2039 * config/ia64/vms.opt: New.
2040 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
2042 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2045 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
2046 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
2047 generator functions.
2048 (vsx_floatuns<VSi><mode>2): Ditto.
2049 (vsx_fix_trunc<mode><VSi>2): Ditto.
2050 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
2052 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2054 * config/i386/djgpp.opt (posix): New Driver option.
2056 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2058 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
2059 Move to the unsupported targets list.
2061 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
2063 PR rtl-optimization/47525
2064 * df-scan.c: Update copyright years.
2065 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
2066 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
2068 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2070 * config/i386/sysv4.h (TARGET_VERSION): Remove.
2071 (SUBTARGET_RETURN_IN_MEMORY): Remove.
2072 (ASM_OUTPUT_ASCII): Remove.
2073 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
2075 2011-02-02 Jeff Law <law@redhat.com>
2078 * reload.c (find_reloads_address): Handle reg+d address where both
2079 components are invalid by reloading the entire address.
2081 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2082 Richard Guenther <rguenther@suse.de>
2084 PR tree-optimization/40979
2086 * passes.c (init_optimization_passes): After LIM call copy_prop
2087 and DCE to clean up.
2088 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
2090 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2092 PR tree-optimization/47576
2093 PR tree-optimization/47555
2094 * doc/invoke.texi (scev-max-expr-complexity): Documented.
2095 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2096 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
2097 * tree-scalar-evolution.c (follow_ssa_edge): Use
2098 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
2100 2011-02-02 Richard Guenther <rguenther@suse.de>
2102 PR tree-optimization/47566
2103 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
2105 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2109 * tree-inline.c (declare_return_variable): Remove unused caller
2114 * tree-flow-inline.h (clear_is_used, is_used_p): New.
2115 * cfgexpand.c (account_used_vars_for_block): Use them.
2116 * tree-nrv.c (tree_nrv): Likewise.
2117 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
2118 (dump_scope_block): Likewise.
2119 (remove_unused_locals): Likewise.
2123 * tree-inline.c (declare_return_variable): Add result decl to
2124 local decls only once.
2125 * gimple-low.c (record_vars_into): Mark newly-created variables
2128 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2134 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2136 (no_real_insns_p, schedule_block, set_priorities): Drop special
2137 treatment of boundary debug insns.
2138 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2139 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
2140 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2141 (BOUNDARY_DEBUG_INSN_P): Likewise.
2142 (SCHEDULE_DEBUG_INSN_P): Likewise.
2143 * sched-rgn.c (init_ready_list): Drop special treatment of
2144 boundary debug insns.
2145 * final.c (rest_of_clean_state): Clear notes' BB.
2147 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2149 * config/openbsd.opt (assert=): New Driver option.
2151 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2153 * config/i386/nto.opt: New.
2154 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
2156 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2158 * config/i386/netware.opt: New.
2159 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
2161 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2163 * config/interix.opt (posix): New Driver option.
2165 2011-02-01 DJ Delorie <dj@redhat.com>
2167 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
2169 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
2172 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
2174 PR tree-optimization/47561
2175 * toplev.c (process_options): Print the Graphite flags. Add
2176 flag_loop_flatten to the list of options requiring Graphite.
2178 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2180 * config/i386/cygming.opt (posix): New Driver option.
2182 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2184 * config/arm/vxworks.opt: New.
2185 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
2187 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2189 * config/alpha/elf.opt: New.
2190 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
2191 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
2193 2011-02-01 Richard Guenther <rguenther@suse.de>
2195 PR tree-optimization/47559
2196 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
2197 store-motion on references that can throw.
2199 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
2201 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
2202 * tree-pass.h (TDF_CSELIB): New macro.
2203 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
2204 cselib_lookup): Check for it rather than for TDF_DETAILS.
2206 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
2209 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
2212 * opts.c (finish_options): Don't add x_aux_base_name if it is
2215 2011-02-01 Richard Guenther <rguenther@suse.de>
2217 PR tree-optimization/47555
2219 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
2221 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2223 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
2226 * config/lm32/t-lm32: Add multilib for all CPU options.
2228 2011-02-01 Richard Guenther <rguenther@suse.de>
2230 PR tree-optimization/47541
2231 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2232 sure to have a field at offset zero.
2234 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2236 * config/arc/arc.opt (EB, EL): New Driver options.
2238 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2240 * config/alpha/osf5.opt: New.
2241 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
2243 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2245 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
2247 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
2249 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
2251 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
2252 is an alias of -floop-interchange and that it requires the
2253 Graphite infrastructure.
2254 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
2255 flag_loop_interchange based on the value of flag_tree_loop_linear.
2257 2011-01-31 Jakub Jelinek <jakub@redhat.com>
2258 Richard Guenther <rguenther@suse.de>
2260 PR tree-optimization/47538
2261 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
2262 type instead of r1type, except for comparisons. For right
2263 shifts and comparisons punt if there are mismatches in
2264 sizetype vs. non-sizetype types.
2266 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2268 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2271 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2273 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
2275 * configure: Regenerate.
2277 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2279 * configure.ac (gcc_cv_ld_static_option): Define.
2280 (gcc_cv_ld_dynamic_option): Define.
2281 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
2283 (HAVE_LD_STATIC_DYNAMIC): Update message.
2284 (LD_STATIC_OPTION): Define.
2285 (LD_DYNAMIC_OPTION): Define.
2286 * configure: Regenerate.
2287 * config.in: Regenerate.
2288 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
2289 HAVE_LD_STATIC_DYNAMIC]: Use them.
2291 2011-01-31 Nick Clifton <nickc@redhat.com>
2293 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
2294 registers inside interrupt handlers if the handler is not a leaf
2297 2011-01-31 Nick Clifton <nickc@redhat.com>
2299 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
2300 reg_renumber returning an INVALID_REGNUM.
2302 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2305 * doc/install.texi: Document host options discarded when cross
2306 configuring target libraries.
2308 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2311 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2314 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2316 (no_real_insns_p, schedule_block, set_priorities): Drop special
2317 treatment of boundary debug insns.
2318 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2319 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2320 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2321 (BOUNDARY_DEBUG_INSN_P): Likewise.
2322 (SCHEDULE_DEBUG_INSN_P): Likewise.
2323 * sched-rgn.c (init_ready_list): Drop special treatment of
2324 boundary debug insns.
2325 * final.c (rest_of_clean-state): Clear notes' BB.
2327 2011-01-31 Alan Modra <amodra@gmail.com>
2329 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
2330 toc relative expressions as we do in print_operand_address.
2332 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
2334 * doc/extend.texi: Follow spelling conventions.
2335 * doc/invoke.texi: Fix a typo.
2337 2011-01-30 Joseph Myers <joseph@codesourcery.com>
2339 * config/hpux11.opt: New.
2340 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
2341 ia64*-*-hpux*): Use hpux11.opt.
2343 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
2345 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
2348 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2350 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
2353 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2355 * doc/install.texi (Binaries): Remove outdated reference for
2356 Motorola 68HC11/68HC12 downloads.
2358 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2360 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
2363 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
2366 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
2369 2011-01-28 Ahmad Sharif <asharif@google.com>
2371 * value-prof.c (check_counter): Corrected error message.
2373 2011-01-29 Jie Zhang <jie@codesourcery.com>
2375 * config/arm/arm.c (arm_legitimize_reload_address): New.
2376 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
2377 arm_legitimize_reload_address.
2378 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
2380 2011-01-28 Ian Lance Taylor <iant@google.com>
2382 * godump.c (go_define): Ignore macros whose definitions include
2383 two adjacent operands.
2385 2011-01-28 Jakub Jelinek <jakub@redhat.com>
2388 * varasm.c (force_const_mem): Store copy of x in desc->constant
2389 instead of x itself.
2390 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
2391 itself into REG_EQUAL note.
2393 2011-01-28 Joseph Myers <joseph@codesourcery.com>
2395 * config/freebsd.opt (posix, rdynamic): New Driver options.
2397 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2399 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
2401 * configure: Regenerate.
2403 2011-01-27 Joseph Myers <joseph@codesourcery.com>
2405 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
2406 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
2408 2011-01-27 Anatoly Sokolov <aesok@post.ru>
2410 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
2411 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
2412 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
2413 (s390_preferred_reload_class): Make static. Change return and
2414 'rclass' argument type to reg_class_t.
2416 2011-01-27 Jan Hubicka <jh@suse.cz>
2419 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
2420 (process_function_and_variable_attributes): Check defined weakrefs.
2422 2011-01-27 Martin Jambor <mjambor@suse.cz>
2424 PR tree-optimization/47228
2425 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
2426 build_ref_for_offset.
2428 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2430 * config/spu/spu-elf.h (ASM_SPEC): Remove.
2432 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
2434 PR rtl-optimization/46856
2435 * postreload.c (reload_combine_recognize_const_pattern): Do not
2436 separate cc0 setter and user on cc0 targets.
2438 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
2441 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
2442 passed a VOID_TYPE expression, immediately emit an error and
2443 return error_mark_node.
2445 2011-01-26 Jeff Law <law@redhat.com>
2447 PR rtl-optimization/47464
2448 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
2449 rather than may_trap_p as needed.
2451 2011-01-26 DJ Delorie <dj@redhat.com>
2453 PR rtl-optimization/46878
2454 * combine.c (insn_a_feeds_b): Check for the implicit cc0
2455 setter/user dependency as well.
2457 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
2459 PR rtl-optimization/44469
2460 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
2461 after removing trivially dead basic blocks.
2463 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2465 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
2466 * config/frv/frv.h (LINK_SPEC): Likewise.
2467 * config/i386/netware.h (LINK_SPEC): Likewise.
2468 * config/m68k/linux.h (ASM_SPEC): Likewise.
2469 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2470 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2471 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2472 * config/sparc/linux.h (ASM_SPEC): Likewise.
2473 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2474 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2476 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2478 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
2479 * config/frv/frv.h (ASM_SPEC): Likewise.
2480 * config/m68k/linux.h (ASM_SPEC): Likewise.
2481 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2482 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
2483 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2484 * config/sparc/linux.h (ASM_SPEC): Likewise.
2485 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2486 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2488 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2490 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
2491 * config/frv/frv.h (LINK_SPEC): Likewise.
2492 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2494 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2496 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
2497 * config/frv/frv.h (ASM_SPEC): Likewise.
2498 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
2499 * config/m68k/linux.h (ASM_SPEC): Likewise.
2500 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2501 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
2502 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2503 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
2504 * config/sparc/linux.h (ASM_SPEC): Likewise.
2505 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2506 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2507 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
2509 2011-01-26 Steve Ellcey <sje@cup.hp.com>
2512 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
2514 (vec_extract_evenodd_help): Ditto.
2515 (vec_extract_evenv4hi): Ditto.
2516 (vec_extract_oddv4hi): Ditto.
2517 (vec_interleave_lowv2si): Ditto.
2518 (vec_interleave_highv2si): Ditto.
2519 (vec_extract_evenv2si): Ditto.
2520 (vec_extract_oddv2si: Ditto.
2521 (vec_pack_trunc_v2si): Ditto.
2523 2011-01-22 Jan Hubicka <jh@suse.cz>
2526 * cgraph.h (cgraph_local_info): New field can_change_signature.
2527 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
2528 signature can change.
2529 (ipcp_estimate_growth): Call sequence simplify only if calle signature
2531 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
2532 (cgraph_function_versioning): We can not change signature of functions
2533 that don't allow that.
2534 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
2535 (lto_input_node): Likewise.
2536 * ipa-inline.c (compute_inline_parameters): Compute
2537 local.can_change_signature.
2538 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
2539 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
2540 functions that can not change signature.
2541 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
2542 init_cumulative_args): Do not use local calling conventions
2543 for functions that can not change signature.
2545 2011-01-22 Jan Hubicka <jh@suse.cz>
2547 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
2549 2011-01-26 Richard Guenther <rguenther@suse.de>
2551 PR tree-optimization/47190
2552 * cgraphunit.c (process_common_attributes): New function.
2553 (process_function_and_variable_attributes): Use it.
2555 2011-01-26 Richard Guenther <rguenther@suse.de>
2558 * cgraphbuild.c (record_eh_tables): Record reference to personality
2561 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
2564 * sel-sched.c (moveup_expr): Don't let debug insns prevent
2565 non-debug insns from moving up.
2567 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
2570 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
2571 t-dlldir{,-x} fragment for build and add it to tmake_file.
2572 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
2573 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
2574 * config/i386/t-dlldir: New file.
2575 (SHLIB_DLLDIR): Define.
2576 * config/i386/t-dlldir-x: New file.
2577 (SHLIB_DLLDIR): Define.
2578 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
2579 (SHLIB_INSTALL): Use it.
2581 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
2584 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
2585 lower bound of the allowed Thumb-2 coprocessor load/store
2586 index range to -256. Add explaining comment.
2588 2011-01-25 Ian Lance Taylor <iant@google.com>
2590 * godump.c (go_define): Improve lexing of macro expansion to only
2591 accept expressions which match Go spec.
2593 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
2596 * tree.c (handle_dll_attribute): Handle it.
2597 * doc/extend.texi (@item dllexport): Mention it.
2598 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
2600 2011-01-25 Ian Lance Taylor <iant@google.com>
2602 PR tree-optimization/26854
2603 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
2604 (decl_jump_unsafe): Move higher in file, with no other change.
2605 (bind): Set has_jump_unsafe_decl if appropriate.
2606 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
2607 (check_earlier_gotos): Likewise.
2608 (c_check_switch_jump_warnings): Likewise.
2610 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
2612 * doc/invoke.texi (Warning Options): Add missing hyphen.
2613 (-fprofile-dir): Minor grammatical fixes.
2614 (-fbranch-probabilities): Likewise.
2616 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2620 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2622 (no_real_insns_p, schedule_block, set_priorities): Drop special
2623 treatment of boundary debug insns.
2624 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2625 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2626 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2627 (BOUNDARY_DEBUG_INSN_P): Likewise.
2628 (SCHEDULE_DEBUG_INSN_P): Likewise.
2629 * sched-rgn.c (init_ready_list): Drop special treatment of
2630 boundary debug insns.
2631 * final.c (rest_of_clean-state): Clear notes' BB.
2633 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2635 * Makefile.in (LAMBDA_H): Removed.
2636 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
2637 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
2638 lambda-trans.o, and tree-loop-linear.o.
2639 (lto-symtab.o): Remove dependence on LAMBDA_H.
2640 (tree-loop-linear.o): Remove rule.
2641 (lambda-mat.o): Same.
2642 (lambda-trans.o): Same.
2643 (lambda-code.o): Same.
2644 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
2645 (tree-vect-slp.o): Same.
2646 * hwint.h (gcd): Moved here.
2647 (least_common_multiple): Same.
2648 * lambda-code.c: Removed.
2649 * lambda-mat.c: Removed.
2650 * lambda-trans.c: Removed.
2651 * lambda.h: Removed.
2652 * tree-loop-linear.c: Removed.
2653 * lto-symtab.c: Do not include lambda.h.
2654 * omega.c (gcd): Removed.
2655 * passes.c (init_optimization_passes): Remove pass_linear_transform.
2656 * tree-data-ref.c (print_lambda_vector): Moved here.
2657 (lambda_vector_copy): Same.
2658 (lambda_matrix_copy): Same.
2659 (lambda_matrix_id): Same.
2660 (lambda_vector_first_nz): Same.
2661 (lambda_matrix_row_add): Same.
2662 (lambda_matrix_row_exchange): Same.
2663 (lambda_vector_mult_const): Same.
2664 (lambda_vector_negate): Same.
2665 (lambda_matrix_row_negate): Same.
2666 (lambda_vector_equal): Same.
2667 (lambda_matrix_right_hermite): Same.
2668 * tree-data-ref.h: Do not include lambda.h.
2669 (lambda_vector): Moved here.
2670 (lambda_matrix): Same.
2671 (dependence_level): Same.
2672 (lambda_transform_legal_p): Removed declaration.
2673 (lambda_collect_parameters): Same.
2674 (lambda_compute_access_matrices): Same.
2675 (lambda_vector_gcd): Same.
2676 (lambda_vector_new): Same.
2677 (lambda_vector_clear): Same.
2678 (lambda_vector_lexico_pos): Same.
2679 (lambda_vector_zerop): Same.
2680 (lambda_matrix_new): Same.
2681 * tree-flow.h (least_common_multiple): Removed declaration.
2682 * tree-parloops.c (lambda_trans_matrix): Moved here.
2684 (LTM_ROWSIZE): Same.
2685 (LTM_COLSIZE): Same.
2686 (LTM_DENOMINATOR): Same.
2687 (lambda_trans_matrix_new): Same.
2688 (lambda_matrix_vector_mult): Same.
2689 (lambda_transform_legal_p): Same.
2690 * tree-pass.h (pass_linear_transform): Removed declaration.
2691 * tree-ssa-loop.c (tree_linear_transform): Removed.
2692 (gate_tree_linear_transform): Removed.
2693 (pass_linear_transform): Removed.
2694 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
2695 flag_loop_interchange.
2697 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2699 PR tree-optimization/47265
2700 PR tree-optimization/47443
2701 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
2702 if name still has some uses.
2704 2011-01-25 Martin Jambor <mjambor@suse.cz>
2706 PR tree-optimization/47382
2707 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
2708 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
2710 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
2712 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
2713 sjlj_except_unwind_info.
2715 2011-01-25 Richard Guenther <rguenther@suse.de>
2717 PR tree-optimization/47426
2718 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
2719 visible functions results escape.
2721 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2724 * config/arm/arm.c (any_sibcall_uses_r3): New function.
2725 (arm_get_frame_offsets): Use it.
2727 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2728 Jakub Jelinek <jakub@redhat.com>
2730 PR tree-optimization/47271
2731 * tree-if-conv.c (bb_postdominates_preds): New.
2732 (if_convertible_bb_p): Call bb_postdominates_preds.
2733 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
2734 (predicate_scalar_phi): Call bb_postdominates_preds.
2736 2011-01-25 Nick Clifton <nickc@redhat.com>
2738 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
2739 * config/rx/rx.c (rx_function_value): Likewise.
2740 (rx_promote_function_mode): Likewise.
2741 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
2742 in order to make it legitimate.
2743 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
2744 make sure that the first operand is the same as the result register.
2745 (addsi3_unspec): Delete.
2746 (subdi3): Do not accept immediate operands.
2747 (subdi3_internal): Likewise.
2749 2011-01-25 Jeff Law <law@redhat.com>
2751 PR rtl-optimization/37273
2752 * ira-costs.c (scan_one_insn): Detect constants living in memory and
2753 handle them like argument loads from stack slots. Do not double
2754 count memory for memory constants and argument loads from stack slots.
2756 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2758 PR tree-optimization/47427
2759 PR tree-optimization/47428
2760 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2761 coalesce if the new root var would be TREE_READONLY.
2763 2011-01-25 Richard Guenther <rguenther@suse.de>
2766 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
2767 correct type for TBAA.
2769 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2771 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
2772 (close_phi_written_to_memory): Call for_each_index with
2773 dr_indices_valid_in_loop.
2775 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2777 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
2778 when it is initialized.
2780 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2782 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
2783 call to graphite_find_data_references_in_stmt.
2784 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
2785 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
2786 call to graphite_find_data_references_in_stmt.
2787 (analyze_drs_in_stmts): Same.
2788 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
2789 in which the scalar analysis of indices is performed.
2790 (create_data_ref): Same. Update call to dr_analyze_indices.
2791 (find_data_references_in_stmt): Update call to create_data_ref.
2792 (graphite_find_data_references_in_stmt): Same.
2793 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
2795 (create_data_ref): Same.
2796 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
2797 call to create_data_ref.
2799 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2801 * graphite-sese-to-poly.c (build_poly_scop): Move
2802 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
2804 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2806 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
2807 VAR_DECL, PARM_DECL, and RESULT_DECL.
2809 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2811 * graphite-dependences.c (reduction_dr_1): Allow several reductions
2813 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
2814 that have already been marked as PBB_IS_REDUCTION.
2816 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2818 * graphite-scop-detection.c (same_close_phi_node): New.
2819 (remove_duplicate_close_phi): New.
2820 (make_close_phi_nodes_unique): New.
2821 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
2823 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2825 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
2826 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
2827 of both data references to be the same.
2829 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2831 * graphite-dependences.c (build_lexicographical_constraint): Remove
2833 (build_lexicographical_constraint): Adjust call to
2834 ppl_powerset_is_empty.
2835 (dependence_polyhedron): Same.
2836 (graphite_legal_transform_dr): Same.
2837 (graphite_carried_dependence_level_k): Same.
2838 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
2840 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
2842 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2844 * graphite-sese-to-poly.c
2845 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
2846 (close_phi_written_to_memory): New.
2847 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
2850 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2852 * doc/install.texi: Update the expected version number of PPL to 0.11.
2853 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
2854 #if PPL_VERSION_MINOR < 11.
2856 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2858 * graphite-dependences.c: Include graphite-cloog-util.h.
2859 (new_poly_ddr): Inlined into dependence_polyhedron.
2860 (free_poly_ddr): Moved close by new_poly_ddr.
2861 (dependence_polyhedron_1): Renamed dependence_polyhedron.
2862 Early return NULL when ppl_powerset_is_empty returns true.
2863 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
2864 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
2865 (graphite_legal_transform_dr): Call new_poly_ddr.
2866 (graphite_carried_dependence_level_k): Same.
2867 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
2868 (dot_transformed_deps_stmt_1): Removed.
2869 (dot_deps_stmt_1): Call dot_deps_stmt_2.
2870 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
2871 (dot_deps_1): Call dot_deps_2.
2872 * Makefile.in (graphite-dependences.o): Add missing dependence on
2873 graphite-cloog-util.h.
2875 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2877 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
2878 (build_lexicographical_constraint): Same.
2879 (dependence_polyhedron_1): Same.
2880 (graphite_legal_transform_dr): Same.
2881 (graphite_carried_dependence_level_k): Same.
2882 * graphite-ppl.c (ppl_powerset_is_empty): New.
2883 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
2884 * tree-data-ref.c (dump_data_reference): Print the basic block index.
2886 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2888 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
2889 the "a followed by b" relation and document it.
2891 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2893 * graphite-dependences.c (build_lexicographical_constraint): Stop the
2894 iteration when the bag of constraints is empty.
2896 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2898 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
2900 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2902 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
2903 nest and two loop depths as parameters.
2904 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
2905 lst_perfect_nestify.
2907 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2909 * graphite-dependences.c (print_pddr): Call
2910 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
2912 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2914 * graphite-ppl.c (debug_gmp_value): New.
2915 * graphite-ppl.h (debug_gmp_value): Declared.
2917 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
2919 * doc/install.texi: Document availability of cloog-0.16.
2921 2011-01-25 Vladimir Kargov <kargov@gmail.com>
2923 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
2924 invalid postdominance info.
2926 2011-01-24 Jan Hubicka <jh@suse.cz>
2929 * doc/extend.texi (weak pragma): Drop claim that it must
2930 appear before definition.
2931 * varasm.c (merge_weak, declare_weak): Only sanity check
2932 that DECL is not output at a time it is declared weak.
2934 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
2936 * machmode.def: Fixed comments.
2938 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
2940 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
2942 2011-01-24 Paul Koning <ni1d@arrl.net>
2944 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
2947 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
2950 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
2951 (block_info): Add scanned and prev.
2952 (move_or_delete_vzeroupper_2): Return if the basic block
2953 has been scanned and the upper 128bit state is unchanged
2955 (move_or_delete_vzeroupper_1): Return true if the exit
2957 (move_or_delete_vzeroupper): Visit basic blocks using the
2958 work-list based algorithm based on vt_find_locations in
2961 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
2963 2011-01-24 Nick Clifton <nickc@redhat.com>
2965 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
2966 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
2967 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
2968 then define __v850e1__.
2969 * doc/invoke.texi: Document -mv850es.
2971 2011-01-24 Richard Henderson <rth@redhat.com>
2973 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
2974 compound unordered comparisons.
2975 * config/rx/rx.c (rx_split_fp_compare): Remove.
2976 * config/rx/rx-protos.h: Update.
2977 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
2978 (cbranchsf4): Don't call rx_split_fp_compare.
2979 (*cbranchsf4): Use rx_split_cbranch.
2980 (*cmpsf): Don't accept "i" constraint.
2981 (*conditional_branch): Only valid after reload.
2982 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
2984 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2987 * config/rs6000/altivec.md (vector constant splitters): Add
2988 support for creating vector single precision constants if -mvsx is
2989 used and we would create the constant using Altivec primitives.
2991 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
2992 Richard Sandiford <rdsandiford@googlemail.com>
2994 PR rtl-optimization/47166
2995 * reload1.c (emit_reload_insns): Disable the spill_reg_store
2996 mechanism for PRE_MODIFY and POST_MODIFY.
2997 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
3000 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
3002 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
3004 2011-01-22 Jan Hubicka <jh@suse.cz>
3007 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
3009 2011-01-22 Jan Hubicka <jh@suse.cz>
3011 PR tree-optimization/43884
3013 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
3014 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
3016 2011-01-22 Anatoly Sokolov <aesok@post.ru>
3018 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3019 * config/s390/s390.c (s390_register_move_cost,
3020 s390_memory_move_cost): New.
3021 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
3023 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3026 * except.c (sjlj_assign_call_site_values): Move setting the
3027 crtl->uses_eh_lsda flag to ...
3028 (sjlj_mark_call_sites): ... here.
3029 (sjlj_emit_function_enter): Support NULL dispatch label.
3030 (sjlj_build_landing_pads): In a function with no landing pads
3031 that still has must-not-throw regions, generate code to register
3032 a personality function with empty LSDA.
3034 2011-01-21 Richard Henderson <rth@redhat.com>
3036 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
3038 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
3040 * compare-elim.c: New file.
3041 * Makefile.in (OBJS-common): Add it.
3042 (compare-elim.o): New.
3043 * common.opt (fcompare-elim): New.
3044 * opts.c (default_options_table): Add OPT_fcompare_elim.
3045 * tree-pass.h (pass_compare_elim_after_reload): New.
3046 * passes.c (init_optimization_passes): Add it.
3047 * recog.h: Protect against re-inclusion.
3048 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
3049 * doc/invoke.texi (-fcompare-elim): Document it.
3050 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
3051 * doc/tm.texi: Rebuild.
3053 2011-01-22 Nick Clifton <nickc@redhat.com>
3055 * config/rx/rx.md (cstoresf4): Pass comparison operator to
3056 rx_split_fp_compare.
3058 2011-01-22 Nick Clifton <nickc@redhat.com>
3060 * config/rx/rx.md (UNSPEC_CONST): New.
3061 (deallocate_and_return): Wrap the amount popped off the stack in
3062 an UNSPEC_CONST in order to stop it being rejected by
3063 -mmax-constant-size.
3064 (pop_and_return): Add a "(return)" rtx.
3065 (call): Drop the immediate operand.
3066 (call_internal): Likewise.
3067 (call_value): Likewise.
3068 (call_value_internal): Likewise.
3069 (sibcall_internal): Likewise.
3070 (sibcall_value_internal): Likewise.
3071 (sibcall): Likewise. Generate an explicit call using
3073 (sibcall_value): Likewise.
3074 (mov<>): FAIL if a constant operand is not legitimate.
3075 (addsi3_unpsec): New pattern.
3077 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
3078 (ok_for_max_constant): New function.
3079 (gen_safe_add): New function.
3080 (rx_expand_prologue): Use gen_safe_add.
3081 (rx_expand_epilogue): Likewise.
3082 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
3085 2011-01-21 Jeff Law <law@redhat.com>
3087 PR tree-optimization/47053
3088 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
3089 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
3090 statements are deleted.
3091 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
3092 is nonempty, then purge dead edges and cleanup the CFG.
3094 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3098 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3100 * tree-dfa.c (create_var_ann): Mark variable as used.
3102 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3105 * except.c (convert_to_eh_region_ranges): Emit queued no-region
3106 notes from other section in hot/cold partitioning even if
3107 last_action is -3. Increment call_site_base.
3109 PR rtl-optimization/47366
3110 * fwprop.c (forward_propagate_into): Return bool. If
3111 any changes are made, -fnon-call-exceptions is used and
3112 REG_EH_REGION note is present, call purge_dead_edges
3113 and return true if it purged anything.
3114 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
3115 any EH edges were purged.
3117 2011-01-21 Jeff Law <law@redhat.com>
3119 PR rtl-optimization/41619
3120 * caller-save.c (setup_save_areas): Break out code to determine
3121 which hard regs are live across calls by examining the reload chains
3122 so that it is always used.
3123 Eliminate code which checked REG_N_CALLS_CROSSED.
3125 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3127 PR tree-optimization/47355
3128 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
3129 NOP has non-debug uses beyond PHIs in new_bb.
3131 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3134 * cfgexpand.c (account_used_vars_for_block): Only account vars
3135 that are annotated as used.
3136 (estimated_stack_frame_size): Don't set TREE_USED.
3137 * tree-dfa.c (create_var_ann): Mark variable as used.
3139 2011-01-21 Richard Guenther <rguenther@suse.de>
3142 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
3144 2011-01-21 Richard Guenther <rguenther@suse.de>
3146 PR tree-optimization/47365
3147 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
3148 (vn_reference_lookup_pieces): Adjust.
3149 (vn_reference_lookup): Likewise.
3150 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
3151 (vn_reference_lookup_3): Only look through kills if in
3152 VN_WALKREWRITE mode.
3153 (vn_reference_lookup_pieces): Adjust.
3154 (vn_reference_lookup): Likewise.
3155 (visit_reference_op_load): Likewise.
3156 (visit_reference_op_store): Likewise.
3157 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
3158 (compute_avail): Likewise.
3159 (eliminate): Likewise.
3161 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3163 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
3164 DECL_IGNORED_P non-reg vars if they are used.
3166 PR tree-optimization/47391
3167 * varpool.c (const_value_known_p): Return false if
3170 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
3173 * config/i386/i386.c (ix86_local_alignment): Handle
3174 case for va_list_type_node is nil.
3175 (ix86_canonical_va_list_type): Likewise.
3177 2011-01-21 Alan Modra <amodra@gmail.com>
3179 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
3180 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
3182 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3184 * config/arm/arm.md (define_attr type): Rename f_load
3185 and f_store to f_fpa_load and f_fpa_store. Update.
3186 (write_conflict): Deal with rename fallout.
3187 (*push_fp_multi): Likewise.
3188 * config/arm/fpa.md (f_load): Use f_fpa_load.
3189 (f_store): Use f_fpa_store.
3190 (*movsf_fpa): Likewise.
3191 (*movdf_fpa): Likewise.
3192 (*movxf_fpa): Likewise.
3193 (*thumb2_movsf_fpa): Likewise.
3194 (*thumb2_movdf_fpa): Likewise.
3195 (*thumb2_movxf_fpa): Likewise.
3196 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
3197 f_loadd and f_stored.
3198 (*thumb2_movdi_vfp): Likewise.
3199 (*thumb2_movsf_vfp): Fix attribute to f_loads.
3200 (*thumb2_movsi_vfp): Likewise.
3201 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
3202 Use f_loads instead of f_load.
3203 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
3205 2011-01-20 Anatoly Sokolov <aesok@post.ru>
3207 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3208 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
3209 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3210 (xtensa_mode_dependent_address_p): New function.
3211 (constantpool_address_p): Make static. Change return type to bool.
3212 Change argument type to const_rtx. Use CONST_INT_P predicate.
3214 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
3217 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
3219 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3222 * cfgexpand.c (expand_debug_expr): Instead of generating
3223 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
3226 2011-01-20 Richard Guenther <rguenther@suse.de>
3229 * tree-inline.c (remap_gimple_op_r): Recurse manually for
3230 the pointer operand of MEM_REFs.
3232 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3234 PR tree-optimization/46130
3235 * ipa-split.c (consider_split): If return_bb contains non-virtual
3236 PHIs other than for retval or if split_function would not adjust it,
3239 2011-01-20 Richard Guenther <rguenther@suse.de>
3241 PR tree-optimization/47167
3242 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3243 Revert previous change, only avoid enumeral type changes.
3245 2011-01-19 Mike Stump <mikestump@comcast.net>
3247 * doc/tm.texi.in (BRANCH_COST): Englishify.
3248 * doc/tm.texi (BRANCH_COST): Likewise.
3250 2011-01-19 Dodji Seketeli <dodji@redhat.com>
3253 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
3254 (gen_scheduled_generic_parms_dies): New functions.
3255 (gen_struct_or_union_type_die): Schedule template parameters DIEs
3256 generation for the end of CU compilation.
3257 (dwarf2out_finish): Generate template parameters DIEs here.
3259 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3262 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
3263 debug bind stmt on merge edges.
3265 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3269 * function.c (instantiate_expr): Instantiate incoming rtl of
3270 implicit arguments, and recurse on VALUE_EXPRs.
3271 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
3272 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
3274 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3276 * c-parser.c (c_parser_for_statement): Initialize
3277 collection_expression.
3279 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3281 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
3283 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3285 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
3286 (LINK_SHLIB_SPEC): Don't use %(link_path).
3287 (SUBTARGET_EXTRA_SPECS): Remove link_path.
3289 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3291 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
3292 (NO_SHARED_LIB_SUPPORT): Remove.
3293 (LINK_SHLIB_SPEC): Remove one conditional definition.
3295 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3297 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
3299 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
3300 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
3301 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
3302 %{call_shared} and conditionals on these options not being passed.
3303 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
3306 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3308 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
3311 * ipa-split.c: Spelling fixes.
3313 2011-01-19 Richard Henderson <rth@redhat.com>
3315 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
3316 (*mulsi3): Likewise.
3318 * longlong.h [__mn10300__] (count_leading_zeros): New.
3319 [__mn10300__] (umul_ppmm, smul_ppmm): New.
3320 [__mn10300__] (add_ssaaaa, subddmmss): New.
3321 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
3322 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
3324 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3326 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
3328 2011-01-19 Richard Henderson <rth@redhat.com>
3330 * config/mn10300/mn10300.md (addsi3_flags): New.
3331 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
3332 (subsi3_flags, subc_internal, subdi3): New.
3333 (subdi3_internal, *subdi3_degenerate): New.
3334 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
3336 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
3337 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
3338 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
3339 * config/mn10300/mn10300-protos.h: Update.
3340 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
3341 (return_ret): Likewise. Rename from return_internal_regs.
3342 (return_internal): Remove.
3344 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
3345 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
3346 (mn10300_legitimate_constant_p): Likewise.
3347 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
3348 (mn10300_frame_size): New.
3349 (mn10300_expand_prologue): Use it.
3350 (mn10300_expand_epilogue): Likewise.
3351 (mn10300_initial_offset): Likewise.
3352 * config/mn10300/mn10300-protos.h: Update.
3353 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
3354 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
3355 (prologue, epilogue, return_internal): Tidy output code.
3356 (mn10300_store_multiple_operation, return): Likewise.
3357 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
3358 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
3359 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
3360 (load_pic, am33_load_pic): New.
3361 (mn10300_load_pic0, mn10300_load_pic1): New.
3363 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
3364 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
3365 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
3366 (cc_flags_for_mode, cc_flags_for_code): New.
3367 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
3368 overflow flag is not valid. Validate that the flags we need
3369 for the comparison are valid.
3370 (mn10300_output_cmp): Remove.
3371 (mn10300_output_add): New.
3372 (mn10300_select_cc_mode): Use cc_flags_for_code.
3373 (mn10300_split_cbranch): New.
3374 (mn10300_match_ccmode): New.
3375 (mn10300_split_and_operand_count): New.
3376 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
3378 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
3379 (addsi3): ... here. Use mn10300_output_add.
3380 (*addsi3_flags): New.
3381 (*am33_subsi3, *mn10300_subsi3): Merge...
3382 (subsi3): ... here. Use attribute isa.
3383 (*subsi3_flags): New.
3384 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
3386 (*am33_andsi3, *mn10300_andsi3): Merge...
3388 (*andsi3_flags): New.
3389 (andsi3 splitters): New.
3390 (*am33_iorsi3, *mn10300_iorsi3): Merge...
3392 (*iorsi3_flags): New.
3393 (*am33_xorsi3, *mn10300_xorsi3): Merge...
3395 (*xorsi3_flags): New.
3396 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
3397 (one_cmplsi2): ... here.
3398 (*one_cmplsi2_flags): New.
3399 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
3400 instead of "dax" in constraints. Use mn10300_split_cbranch.
3401 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
3402 use matching constraints to eliminate a self-comparison.
3403 (*integer_conditional_branch): Rename from integer_conditional_branch.
3404 Use int_mode_flags to match CC_REG.
3405 (*cbranchsi4_btst, *btstsi): New.
3406 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
3407 mn10300_split_cbranch.
3408 (*am33_cmpsf): Rename from am33_cmpsf.
3409 (*float_conditional_branch): Rename from float_conditional_branch.
3410 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
3411 (zero_extendqisi2): ... here.
3412 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
3413 (zero_extendhisi2): ... here.
3414 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
3415 (extendqisi2): ... here.
3416 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
3417 (extendhisi2): ... here.
3418 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
3419 (ashlsi3): ... here.
3420 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
3421 (lshrsi3): ... here.
3422 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
3423 (ashrsi3): ... here.
3424 (consecutive add peephole): Remove.
3425 * config/mn10300/predicates.md (label_ref_operand): New.
3426 (int_mode_flags): New.
3427 (CCZN_comparison_operator): New.
3429 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
3430 (throughput_42_latency_43): New reservation.
3431 (mulsidi3, umulsidi3): New expanders.
3432 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
3433 the MDR register to allocation; separately allocate the low and
3434 high parts of the DImode result.
3435 (umulsidi3_internal): Similarly.
3436 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
3437 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
3438 (udivsi3, umodsi3): Remove.
3439 (udivmodsi4, divmodsi4): New expanders.
3440 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
3441 (*divmodsi4): Simiarly.
3442 (ext_internal): New.
3444 * config/mn10300/constraints.md ("z"): New constraint.
3445 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
3446 (FIXED_REGISTERS): Don't fix MDR.
3447 (CALL_USED_REGSITERS): Reformat nicely.
3448 (REG_ALLOC_ORDER): Add MDR.
3449 (enum regclass): Add MDR_REGS.
3450 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
3451 (IRA_COVER_CLASSES): Add MDR_REGS.
3452 (REGNO_REG_CLASS): Handle MDR_REG.
3453 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
3454 (mn10300_register_move_cost): Likewise.
3455 * config/mn10300/mn10300.md (MDR_REG): New.
3456 (*movsi_internal): Handle moves to/from MDR_REGS.
3458 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
3460 (mn10300_secondary_reload): Tidy combination reload classes.
3461 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
3462 addresses for AM33. Allow symbolic offsets for reg+imm.
3463 (mn10300_regno_in_class_p): New.
3464 (mn10300_legitimize_reload_address): New.
3465 * config/mn10300/mn10300.h (enum reg_class): Remove
3466 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
3467 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
3469 (REG_CLASS_NAMES): Update to match.
3470 (REG_CLASS_CONTENTS): Likewise.
3471 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
3472 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
3473 (REGNO_IN_RANGE_P): Remove.
3474 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
3475 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
3476 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
3477 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
3478 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
3479 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
3480 (REGNO_GENERAL_P): New.
3481 (HAVE_POST_MODIFY_DISP): New.
3482 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
3483 (LEGITIMIZE_RELOAD_ADDRESS): New.
3484 * config/mn10300/mn10300-protos.h: Update.
3486 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
3487 DATA_REGS for AM33 stack-pointer destination.
3488 (mn10300_preferred_output_reload_class): Likewise.
3489 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
3490 into a form appropriate for ...
3491 (TARGET_SECONDARY_RELOAD): New.
3492 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
3493 * config/mn10300/mn10300-protos.h: Update.
3494 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
3495 reload_insi; use the "A" constraint for the scratch; handle AM33
3496 moves of sp to non-address registers.
3498 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
3499 (*movqi_internal): ... here.
3500 (*am33_movhi, *mn10300_movhi): Merge into...
3501 (*movhi_internal): ... here.
3502 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
3503 as the source/destination of moves from/to SP.
3504 (movsf): Only allow for AM33-2.
3505 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
3506 any integer constant constraint. Only allow for AM33-2. Tidy
3507 all of the alternative outputs.
3508 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
3509 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
3511 (udivsi3, umodsi3): New patterns for MN103 only.
3513 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
3515 * doc/tm.texi.in: Spell out that a lack of register class unions
3517 * doc/tm.texi: Regenerate.
3519 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3521 PR rtl-optimization/47337
3522 * dce.c (check_argument_store): New function.
3523 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
3525 PR tree-optimization/47290
3526 * tree-eh.c (infinite_empty_loop_p): New function.
3527 (cleanup_empty_eh): Use it.
3529 2011-01-18 Steve Ellcey <sje@cup.hp.com>
3532 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
3533 (a64_expand_widen_sum): Ditto.
3534 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
3535 (vec_extract_evenodd_help): Ditto.
3536 (vec_extract_evenv4hi): Ditto.
3537 (vec_extract_oddv4hi): Ditto.
3538 (vec_extract_evenv2si): Ditto.
3539 (vec_extract_oddv2si): Ditto.
3540 (vec_extract_evenv2sf): Ditto.
3541 (vec_extract_oddv2sf): Ditto.
3542 (vec_pack_trunc_v4hi: Ditto.
3543 (vec_pack_trunc_v2si): Ditto.
3544 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
3545 (vec_interleave_highv8qi): Ditto.
3547 (vec_extract_oddv8qi): Ditto.
3548 (vec_interleave_lowv4hi): Ditto.
3549 (vec_interleave_highv4hi): Ditto.
3550 (vec_interleave_lowv2si): Ditto.
3551 (vec_interleave_highv2si): Ditto.
3553 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3555 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
3556 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
3557 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
3558 (pa_c_mode_for_suffix): New.
3559 (TARGET_EXPAND_BUILTIN): Define.
3560 (TARGET_C_MODE_FOR_SUFFIX): Define.
3561 (pa_builtins): Define.
3562 (pa_init_builtins): Register __float128 type and init new support
3564 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
3565 * config/pa/quadlib.c (_U_Qfcopysign): New.
3567 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
3570 * explow.c (allocate_dynamic_stack_space): Do not assume more than
3571 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
3574 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3576 PR tree-optimization/47179
3577 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
3578 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
3580 2011-01-18 Richard Guenther <rguenther@suse.de>
3582 PR rtl-optimization/47216
3583 * emit-rtl.c: Include tree-flow.h.
3584 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
3585 of replicating it with different semantics.
3586 * Makefile.in (emit-rtl.o): Adjust.
3588 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3590 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
3591 (cortex_a9_dp): Handle neon types correctly.
3593 2011-01-18 Jakub Jelinek <jakub@redhat.com>
3595 PR rtl-optimization/47299
3596 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
3597 subtarget. Use normal multiplication if both operands are constants.
3598 * expmed.c (expand_widening_mult): Don't try to optimize constant
3599 multiplication if op0 has VOIDmode. Convert op1 constant to mode
3602 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3604 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
3605 spacing after 'e.g.', typos, comma, hyphenation.
3607 2011-01-17 Richard Henderson <rth@redhat.com>
3609 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
3610 (rx_restricted_mem_operand): New.
3611 (rx_shift_operand): Use register_operand.
3612 (rx_source_operand, rx_compare_operand): Likewise.
3613 * config/rx/rx.md (addsi3_flags): New expander.
3614 (adddi3): Rewrite as expander.
3615 (adc_internal, *adc_flags, adddi3_internal): New patterns.
3616 (subsi3_flags): New expander.
3617 (subdi3): Rewrite as expander.
3618 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
3620 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
3621 (rx_init_builtins): Remove sat builtin.
3622 (rx_expand_builtin): Likewise.
3623 * config/rx/rx.md (ssaddsi3): New.
3624 (*sat): Rename from sat. Represent the CC_REG input.
3626 * config/rx/predicates.md (rshift_operator): New.
3627 * config/rx/rx.c (rx_expand_insv): Remove.
3628 * config/rx/rx-protos.h: Update.
3629 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
3630 operand to the canonical position.
3631 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
3632 (*bitclr, *bitclr_in_memory): Similarly.
3633 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
3634 (insv): Retain the zero_extract in the expansion.
3636 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
3637 (bswaphi2, bitinvert, revw): Likewise.
3639 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
3640 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
3641 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
3642 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
3643 (bitset, bitset_in_memory): Likewise.
3644 (bitinvert, bitinvert_in_memory): Likewise.
3645 (bitclr, bitclr_in_memory): Likewise.
3646 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
3647 (rx_strend, rx_cmpstrn): Likewise.
3648 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
3649 (bitop peep2 patterns): Remove.
3651 * config/rx/rx.c (rx_match_ccmode): New.
3652 * config/rx/rx-protos.h: Update.
3653 * config/rx/rx.md (abssi2): Clobber, don't set flags.
3654 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
3655 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
3656 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
3657 (fix_truncsfsi2, floatsisf2): Likewise.
3658 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
3659 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
3660 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
3661 (*subsi3_flags, *xorsi3_flags): New.
3663 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
3665 * config/rx/rx.c (rx_print_operand): Remove workaround for
3666 unsplit comparison operations.
3668 * config/rx/rx.md (movsicc): Split after reload.
3669 (*movsicc): Merge *movsieq and *movsine via match_operator.
3670 (*stcc): New pattern.
3672 * config/rx/rx.c (rx_float_compare_mode): Remove.
3673 * config/rx/rx.h (rx_float_compare_mode): Remove.
3674 * config/rx/rx.md (cstoresi4): Split after reload.
3675 (*sccc): New pattern.
3677 * config/rx/predicates.md (label_ref_operand): New.
3678 (rx_z_comparison_operator): New.
3679 (rx_zs_comparison_operator): New.
3680 (rx_fp_comparison_operator): New.
3681 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
3682 Validate that the flags are set properly for the comparison.
3683 (rx_gen_cond_branch_template): Remove.
3684 (rx_cc_modes_compatible): Remove.
3685 (mode_from_flags): New.
3686 (flags_from_code): Rename from flags_needed_for_conditional.
3687 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
3688 (rx_select_cc_mode): Likewise.
3689 (rx_split_fp_compare): New.
3690 (rx_split_cbranch): New.
3691 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
3692 (*cbranchsi4): Use match_operator and rx_split_cbranch.
3693 (*cbranchsf4): Similarly.
3694 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
3695 match_operator and rx_split_cbranch.
3696 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
3697 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
3698 (*cmpsi): Rename from cmpsi.
3699 (*tstsi): Rename from tstsi.
3700 (*cmpsf): Rename from cmpsf; use CC_Fmode.
3701 (*conditional_branch): Rename from conditional_branch.
3702 (*reveresed_conditional_branch): Remove.
3703 (b<code>): Remove expander.
3704 * config/rx/rx-protos.h: Update.
3706 * config/rx/rx.c (rx_compare_redundant): Remove.
3707 * config/rx/rx.md (cmpsi): Don't use it.
3708 * config/rx/rx-protos.h: Update.
3710 * config/rx/rx-modes.def (CC_F): New mode.
3711 * config/rx/rx.c (rx_select_cc_mode): New.
3712 * config/rx/rx.h (SELECT_CC_MODE): Use it.
3713 * config/rx/rx-protos.h: Update.
3715 2011-01-17 Richard Henderson <rth@redhat.com>
3717 * except.c (dump_eh_tree): Fix stray ; after for statement.
3719 2011-01-17 Richard Guenther <rguenther@suse.de>
3721 PR tree-optimization/47313
3722 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
3723 handling before copying the body. Properly deal with
3724 by-reference result in SSA form.
3726 2011-01-17 Ian Lance Taylor <iant@google.com>
3729 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
3730 (struct_value_alias_set): Don't define.
3731 (sparc_option_override): Don't set sparc_sr_alias_set and
3732 struct_value_alias_set.
3733 (save_or_restore_regs): Use gen_frame_mem rather than calling
3735 (sparc_struct_value_rtx): Likewise.
3737 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
3740 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
3742 (_mm_maskstore_pd): Likewise.
3743 (_mm_maskload_ps): Likewise.
3744 (_mm_maskstore_ps): Likewise.
3745 (_mm256_maskload_pd): Change mask to __m256i.
3746 (_mm256_maskstore_pd): Likewise.
3747 (_mm256_maskload_ps): Likewise.
3748 (_mm256_maskstore_ps): Likewise.
3750 * config/i386/i386-builtin-types.def: Updated.
3751 (ix86_expand_special_args_builtin): Likewise.
3753 * config/i386/i386.c (bdesc_special_args): Update
3754 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
3755 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
3756 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
3757 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
3759 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
3760 Use <avxpermvecmode> on mask register.
3761 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
3763 2011-01-17 Olivier Hainque <hainque@adacore.com>
3764 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3765 Eric Botcazou <ebotcazou@adacore.com>
3768 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
3769 if <= USHRT_MAX in 32-bit mode.
3771 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3773 * doc/install.texi (Configuration, Specific): Wrap long
3774 lines in examples. Allow line wrapping in long options
3775 and URLs where beneficial for PDF output.
3777 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
3779 * config/mips/mips.c (mips_classify_symbol): Don't return
3780 SYMBOL_PC_RELATIVE for nonlocal labels.
3782 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
3784 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
3786 2011-01-15 Jan Hubicka <jh@suse.cz>
3788 PR tree-optimization/47276
3789 * ipa.c (function_and_variable_visibility): Do not try to mark alias
3790 declarations as needed.
3792 2011-01-15 Martin Jambor <mjambor@suse.cz>
3794 * common.opt (fdevirtualize): New flag.
3795 * doc/invoke.texi (Option Summary): Document it.
3796 * opts.c (default_options_table): Add devirtualize flag.
3797 * ipa-prop.c (detect_type_change): Return immediately if
3798 devirtualize flag is not set.
3799 (detect_type_change_ssa): Likewise.
3800 (compute_known_type_jump_func): Likewise.
3801 (ipa_analyze_virtual_call_uses): Likewise.
3803 2011-01-14 Martin Jambor <mjambor@suse.cz>
3805 PR tree-optimization/45934
3806 PR tree-optimization/46302
3807 * ipa-prop.c (type_change_info): New type.
3808 (stmt_may_be_vtbl_ptr_store): New function.
3809 (check_stmt_for_type_change): Likewise.
3810 (detect_type_change): Likewise.
3811 (detect_type_change_ssa): Likewise.
3812 (compute_complex_assign_jump_func): Check for dynamic type change.
3813 (compute_complex_ancestor_jump_func): Likewise.
3814 (compute_known_type_jump_func): Likewise.
3815 (compute_scalar_jump_functions): Likewise.
3816 (ipa_analyze_virtual_call_uses): Likewise.
3817 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
3819 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3821 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
3822 * config/i386/i386.opt (msse5): New Alias.
3824 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3826 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
3827 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3828 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3829 * config/sparc/sparc.h (CC1_SPEC): Likewise.
3831 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3833 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
3835 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3836 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3837 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
3838 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
3840 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
3842 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3844 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
3846 2011-01-14 Mike Stump <mikestump@comcast.net>
3848 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
3849 * config/fr30/fr30.md: Likweise
3850 (movsi_push): Likewise.
3851 (movsi_pop): Likewise.
3852 (enter_func): Likewise.
3853 * config/moxie/moxie.md (movsi_push): Likewise.
3854 (movsi_pop): Likewise.
3856 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3858 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
3859 %{no_archive} %{exact_version}.
3860 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
3861 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
3862 %{no_archive} %{exact_version}.
3863 * config/mips/openbsd.h (LINK_SPEC): Likewise.
3864 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
3865 * config/mips/vxworks.h: Likewise.
3867 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3869 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
3871 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3873 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
3874 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
3876 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3878 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
3881 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3883 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
3885 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
3886 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
3888 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
3889 Don't handle -shlib.
3891 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3893 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
3894 (CC1_SPEC): Don't handle -profile.
3896 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3898 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
3899 * config/mips/mips.h (CC1_SPEC): Likewise.
3901 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3903 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
3904 * config/mips/mips.h (CC1_SPEC): Likewise.
3906 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3908 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
3909 * config/m32r/linux.h (LINK_SPEC): Likewise.
3910 * config/mips/linux.h (LINK_SPEC): Likewise.
3911 * config/mips/linux64.h (LINK_SPEC): Likewise.
3912 * config/sparc/linux.h (LINK_SPEC): Likewise.
3913 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3914 LINK_SPEC): Likewise.
3915 * config/xtensa/linux.h (LINK_SPEC): Likewise.
3917 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3919 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
3921 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
3923 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3925 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
3926 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
3928 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3930 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
3932 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3934 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
3935 supports -Bstatic/-Bdynamic.
3936 * configure: Regenerate.
3938 2011-01-14 Jan Hubicka <jh@suse.cz>
3939 Jack Howarth <howarth@bromo.med.uc.edu>
3942 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
3943 when checking debug_info_level. Test write_symbols instead of
3944 debug_hooks->var_location when setting flag_var_tracking_uninit.
3946 2011-01-14 Richard Guenther <rguenther@suse.de>
3948 PR tree-optimization/47179
3949 * target.def (ref_may_alias_errno): New target hook.
3950 * targhooks.h (default_ref_may_alias_errno): Declare.
3951 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
3952 (default_ref_may_alias_errno): New function.
3953 * target.h (struct ao_ref_s): Declare.
3954 * tree-ssa-alias.c: Include target.h.
3955 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
3956 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
3957 (targhooks.o): Likewise.
3958 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
3959 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
3961 2011-01-14 Richard Guenther <rguenther@suse.de>
3963 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
3965 2011-01-14 Richard Guenther <rguenther@suse.de>
3967 PR tree-optimization/47280
3968 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
3970 (tree_ssa_forward_propagate_single_use_vars): Deal with
3971 CFG changes from associate_plusminus.
3973 2011-01-14 Richard Guenther <rguenther@suse.de>
3977 2011-01-11 Richard Guenther <rguenther@suse.de>
3979 PR tree-optimization/46076
3980 * tree-ssa.c (useless_type_conversion_p): Conversions from
3981 unprototyped to empty argument list function types are useless.
3983 2011-01-14 Richard Guenther <rguenther@suse.de>
3985 PR tree-optimization/47286
3986 * tree-ssa-structalias.c (new_var_info): Register variables are global.
3988 2011-01-14 Martin Jambor <mjambor@suse.cz>
3991 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
3993 2011-01-13 Anatoly Sokolov <aesok@post.ru>
3995 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
3996 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
3997 * config/xtensa/xtensa.c (xtensa_libcall_value,
3998 xtensa_function_value_regno_p): New functions.
3999 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
4001 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
4004 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
4006 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
4007 New function prototype.
4008 * config/i386/winnt.c (i386_pe_assemble_visibility):
4009 Warn only if attribute was specified by user.
4011 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4014 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
4016 (floatunsdidf2_fcfidu): Ditto.
4018 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4020 * config/s390/s390.c (print_operand_address): Replace 'error' with
4021 'output_operand_lossage'.
4022 (print_operand): Likewise.
4024 2011-01-13 Jeff Law <law@redhat.com>
4026 PR rtl-optimization/39077
4027 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
4028 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
4029 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
4030 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
4031 * gcse.c (prune_insertions_deletions): New function.
4032 (compute_pre_data): Use it.
4034 2011-01-13 Dodji Seketeli <dodji@redhat.com>
4037 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
4039 (prune_unused_types_mark): Use it.
4041 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
4043 PR rtl-optimization/45352
4044 * sel-sched.c: Update copyright years.
4045 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
4046 in the advancing loop when we have issued issue_rate insns.
4048 2011-01-12 Richard Henderson <rth@redhat.com>
4050 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
4051 (TARGET_MD_ASM_CLOBBERS): New.
4053 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
4054 (TARGET_DELEGITIMIZE_ADDRESS): New.
4056 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
4057 (clzsi2, *bsch): New patterns.
4059 * config/mn10300/mn10300.md (INT): New mode iterator.
4060 (*mov<INT>_clr): New pattern, and peep2 to generate it.
4062 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
4063 flag_split_wide_types.
4065 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
4066 (mn10300_trampoline_init): Rewrite without a template, an immediate
4067 load and a direct branch.
4068 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
4070 2011-01-12 Anatoly Sokolov <aesok@post.ru>
4072 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4073 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
4074 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
4075 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4077 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
4080 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
4083 2011-01-12 Jan Hubicka <jh@suse.cz>
4086 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
4087 (PLUGIN_COND_CLOSE): New macro.
4088 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
4090 2011-01-12 Richard Guenther <rguenther@suse.de>
4093 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
4094 register variables in a MEM_REF.
4096 2011-01-12 Joseph Myers <joseph@codesourcery.com>
4098 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
4099 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
4100 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
4101 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4102 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4103 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
4104 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
4105 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
4106 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
4107 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
4108 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
4109 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
4110 * config/gnu-user.h: New. Copied from linux.h.
4111 (LINUX_TARGET_STARTFILE_SPEC): Rename to
4112 GNU_USER_TARGET_STARTFILE_SPEC.
4113 (LINUX_TARGET_ENDFILE_SPEC): Rename to
4114 GNU_USER_TARGET_ENDFILE_SPEC.
4115 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
4116 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
4117 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
4118 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
4119 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
4120 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
4121 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
4122 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
4123 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
4124 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
4125 * config/arm/linux-eabi.h (CC1_SPEC): Use
4126 GNU_USER_TARGET_CC1_SPEC.
4127 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
4128 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
4129 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
4130 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
4131 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
4132 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
4133 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
4134 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
4136 2011-01-12 Richard Guenther <rguenther@suse.de>
4139 * doc/invoke.texi (ffast-math): Document it is turned on
4142 2011-01-12 Jan Hubicka <jh@suse.cz>
4144 PR tree-optimization/47233
4145 * opts.c (common_handle_option): Disable ipa-reference with profile
4148 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4150 * c-parser.c (c_parser_objc_at_property_declaration): Improved
4153 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4155 * c-parser.c (c_lex_one_token): Updated and reindented some
4156 comments. No changes in code.
4158 2011-01-11 Ian Lance Taylor <iant@google.com>
4160 * godump.c (go_output_var): Don't output the variable if there is
4161 already a type with the same name.
4163 2011-01-11 Ian Lance Taylor <iant@google.com>
4165 * godump.c (go_format_type): Don't generate float80.
4167 2011-01-11 Richard Henderson <rth@redhat.com>
4169 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
4170 declaration. Rewrite for both speed and size.
4171 (mn10300_address_cost_1): Remove.
4172 (mn10300_register_move_cost): New.
4173 (mn10300_memory_move_cost): New.
4174 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
4175 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
4176 extensions, shifts, BSWAP, CLZ.
4177 (mn10300_wide_const_load_uses_clr): Remove.
4178 (TARGET_REGISTER_MOVE_COST): New.
4179 (TARGET_MEMORY_MOVE_COST): New.
4180 * config/mn10300/mn10300-protos.h: Update.
4181 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
4183 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
4184 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
4185 * config/mn10300/mn10300-protos.h: Update.
4186 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
4187 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
4188 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
4189 (*test_int_bitfield, *test_byte_bitfield): Remove.
4190 (*bit_test, *subreg_bit_test): Remove.
4191 * config/mn10300/predicates.md (const_8bit_operand): Remove.
4193 * config/mn10300/constraints.md ("c"): Rename from "A".
4194 ("A", "D"): New constraint letters.
4195 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
4196 (fmssf4, fnmasf4, fnmssf4): Likewise.
4198 * config/mn10300/mn10300.md (isa): New attribute.
4199 (enabled): New attribute.
4201 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
4202 (abssf2, negsf2): Define only for hardware fp.
4203 (sqrtsf2): Reformat.
4204 (addsf3, subsf3, mulsf3): Merge expander and insn.
4206 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
4207 (DEBUGGER_AUTO_OFFSET): Remove.
4208 (DEBUGGER_ARG_OFFSET): Remove.
4210 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
4211 Emit register stores with the same offsets as the hardware.
4212 (mn10300_store_multiple_operation): Don't check that the register
4213 save offsets are monotonic.
4214 * config/mn10300/mn10300-protos.h: Update.
4216 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
4218 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
4219 in terms of the value on the stack, not the MDR register.
4221 2011-01-11 Jan Hubicka <jh@suse.cz>
4225 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
4226 (symbol_alias_set_destroy, symbol_alias_set_contains,
4227 propagate_aliases_backward): Declare.
4228 * lto-streamer-out.c (struct sets): New sturcture.
4229 (trivally_defined_alias): New function.
4230 (output_alias_pair_p): Rewrite.
4231 (output_unreferenced_globals): Fix output of alias pairs.
4232 (produce_symtab): Likewise.
4233 * ipa.c (function_and_variable_visibility): Set weak alias destination
4235 * varasm.c (symbol_alias_set_t): Remove.
4236 (symbol_alias_set_destroy): Export.
4237 (propagate_aliases_forward, propagate_aliases_backward): New functions
4239 (compute_visible_aliases): ... this one; remove.
4240 (trivially_visible_alias): New
4241 (trivially_defined_alias): New.
4242 (remove_unreachable_alias_pairs): Rewrite.
4243 (finish_aliases_1): Reorganize code checking if alias is defined.
4244 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
4247 2011-01-11 Richard Guenther <rguenther@suse.de>
4249 PR tree-optimization/46076
4250 * tree-ssa.c (useless_type_conversion_p): Conversions from
4251 unprototyped to empty argument list function types are useless.
4253 2011-01-11 Richard Guenther <rguenther@suse.de>
4256 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
4257 volatile MEMs as MEM_READONLY_P.
4259 2011-01-11 Richard Guenther <rguenther@suse.de>
4261 PR tree-optimization/47239
4262 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
4264 2011-01-11 Jeff Law <law@redhat.com>
4266 PR tree-optimization/47086
4267 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
4268 IVs from statements that might throw.
4270 2011-01-10 Jan Hubicka <jh@suse.cz>
4273 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
4275 2011-01-10 Jan Hubicka <jh@suse.cz>
4278 * profile.c (read_profile_edge_counts): Ignore profile inconistency
4279 when correcting profile.
4281 2011-01-10 Jan Hubicka <jh@suse.cz>
4284 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
4286 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
4287 Restore DECL_FINI_PRIORITY.
4289 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4291 * doc/gimple.texi: Fix quoting of multi-word return values in
4292 @deftypefn statements. Ensure presence of return value. Wrap
4293 overlong @deftypefn lines.
4294 (is_gimple_operand, is_gimple_min_invariant_address): Remove
4295 descriptions of removed functions.
4296 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
4297 of multi-word return value in @deftypefn statement.
4299 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4301 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
4302 (Conditional Expressions, Logical Operators)
4303 (Statement and operand traversals): Do not indent smallexample
4304 code. Fix duplicate function argument in example.
4306 2011-01-10 Jeff Law <law@redhat.com>
4308 PR tree-optimization/47141
4309 * ipa-split.c (split_function): Handle case where we are
4310 returning a value and the return block has a virtual operand phi.
4312 2011-01-10 Jan Hubicka <jh@suse.cz>
4314 PR tree-optimization/47234
4315 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
4316 (pass_feedback_split_functions): Declare.
4317 * passes.c (init_optimization_passes): Add ipa-split as subpass of
4319 * ipa-split.c (gate_split_functions): Update comments; disable
4320 split-functions for profile_arc_flag and branch_probabilities.
4321 (gate_feedback_split_functions): New function.
4322 (execute_feedback_split_functions): New function.
4323 (pass_feedback_split_functions): New global var.
4325 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
4328 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
4329 calling gimple_call_set_cannot_inline.
4331 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
4333 * config/darwin-sections.def: Remove unused section.
4335 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
4338 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
4340 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
4343 * c-parser.c (c_parser_declaration_or_fndef): Improved
4346 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
4348 * config/i386/winnt.c (i386_pe_start_function): Make sure
4349 to switch back to function's section.
4351 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
4355 * plugin.c: Move include of dlfcn.h from here...
4356 * system.h: ... to here.
4358 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4360 * doc/cpp.texi (C++ Named Operators): Fix markup for header
4362 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
4363 two extra empty pages in PDF output.
4365 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
4368 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
4369 for error recovery purposes behave as if it was not specified so
4370 that the default type is usd.
4372 2011-01-07 Jan Hubicka <jh@suse.cz>
4374 PR tree-optmization/46469
4375 * ipa.c (function_and_variable_visibility): Clear needed flags on
4376 nodes with external decls; handle weakrefs merging correctly.
4378 2011-01-07 Joseph Myers <joseph@codesourcery.com>
4380 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
4383 2011-01-07 Jan Hubicka <jh@suse.cz>
4385 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
4386 and no longer claim that gold is required for linker plugin.
4387 * configure: Regenerate.
4388 * gcc.c (PLUGIN_COND): New macro.
4389 (LINK_COMMAND_SPEC): Use it.
4390 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
4391 * config.in (HAVE_LTO_PLUGIN): New.
4392 * configure.ac (--with-lto-plugin): New parameter; autodetect
4395 2011-01-07 Jan Hubicka <jh@suse.cz>
4397 PR tree-optimization/46367
4398 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
4399 when we can update original.
4400 (cgraph_mark_inline_edge): Sanity check.
4401 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
4403 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4405 * config/spu/spu.h (ASM_COMMENT_START): Define.
4407 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
4411 (SWITCH_KEEP_FOR_GCC): Likewise.
4412 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
4413 (do_spec_1): Handle "%>".
4415 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
4417 2011-01-07 Jakub Jelinek <jakub@redhat.com>
4420 * config/i386/i386.c (ix86_delegitimize_address): If
4421 simplify_gen_subreg fails, return orig_x.
4424 * value-prof.c (gimple_stringop_fixed_value): Handle
4425 lhs of the call properly.
4427 2011-01-07 Jan Hubicka <jh@suse.cz>
4430 * lto-opt.c (lto_reissue_options): Set flag_shlib.
4432 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4434 * target.def (function_switched_text_sections): New hook.
4435 * doc/tm.texi: Regenerated.
4436 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4437 * final.c (default_function_switched_text_sections): New.
4438 (final_scan_insn): Call function_switched_text_sections when a
4439 mid-function section change occurs.
4440 * output.h (default_function_switched_text_sections): Declare.
4441 * config/darwin-protos.h (darwin_function_switched_text_sections):
4443 * config/darwin.c (darwin_function_switched_text_sections): New.
4444 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4446 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4448 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
4449 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
4450 the secondary code fragment when outputting for DWARF == 2.
4452 2011-01-07 Anatoly Sokolov <aesok@post.ru>
4454 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4455 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
4457 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
4458 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4460 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
4463 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
4464 when it is not empty.
4466 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
4469 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
4470 (case ${target}): Add btver1.
4471 * config/i386/driver-i386.c (host_detect_local_cpu): Let
4472 -march=native recognize btver1 processors.
4473 * config/i386/i386-c.c (ix86_target_macros_internal): Add
4474 btver1 def_and_undef
4475 * config/i386/i386.c (struct processor_costs btver1_cost): New
4477 (m_BTVER1): New definition.
4478 (m_AMD_MULTIPLE): Includes m_BTVER1.
4479 (initial_ix86_tune_features): Add btver1 tune.
4480 (processor_target_table): Add btver1 entry.
4481 (static const char *const cpu_names): Add btver1 entry.
4482 (software_prefetching_beneficial_p): Add btver1.
4483 (ix86_option_override_internal): Add btver1 instruction sets.
4484 (ix86_issue_rate): Add btver1.
4485 (ix86_adjust_cost): Add btver1.
4486 * config/i386/i386.h (TARGET_BTVER1): New definition.
4487 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
4488 (enum processor_type): Add PROCESSOR_BTVER1.
4489 * config/i386/i386.md (define_attr "cpu"): Add btver1.
4491 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4494 * config/i386/i386.c (legitimize_tls_address)
4495 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
4496 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
4497 (tls_initial_exec_64_sun): New pattern.
4499 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
4501 * doc/invoke.texi (Overall Options): Improve wording and markup
4502 of the description of -wrapper.
4504 2011-01-06 Joseph Myers <joseph@codesourcery.com>
4506 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
4507 rdynamic, threads): New Driver options.
4509 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4512 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
4513 if coming from .tdata.
4514 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4516 2011-01-06 Jan Hubicka <jh@suse.cz>
4519 * collect2.c (main): Do not enable LTOmode when plugin is active.
4521 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4524 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
4525 --version output if supported.
4526 * configure: Regenerate.
4528 2011-01-06 Joseph Myers <joseph@codesourcery.com>
4530 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
4533 2011-01-06 Jakub Jelinek <jakub@redhat.com>
4536 * c-convert.c (convert): When converting a complex expression
4537 other than COMPLEX_EXPR to a different complex type, ensure
4538 c_save_expr is called instead of save_expr, unless in_late_binary_op.
4539 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
4540 when converting COMPLEX_TYPE.
4542 2011-01-06 Ira Rosen <irar@il.ibm.com>
4544 PR tree-optimization/47139
4545 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
4546 only the last reduction value is used outside the loop. Update
4549 2011-01-05 Joseph Myers <joseph@codesourcery.com>
4551 * config/rtems.opt: New.
4552 * config.gcc (*-*-rtems*): Use rtems.opt.
4554 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
4556 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
4557 processors do not support 3DNow instructions.
4559 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4561 * config/spu/spu.c (spu_option_override): Set parameter
4562 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
4564 2011-01-05 Jan Hubicka <jh@suse.cz>
4566 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
4567 at the command line.
4569 2011-01-05 Martin Jambor <mjambor@suse.cz>
4572 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
4573 deltas on streamed outgoing edges.
4574 (output_node_opt_summary): Output info for outgoing edges only when
4575 the node is in new parameter set.
4576 (output_cgraph_opt_summary): New parameter set, passed to the two
4577 aforementioned functions. Update its forward declaration and its
4580 2011-01-05 Tom Tromey <tromey@redhat.com>
4582 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
4583 operator to c_finish_omp_atomic.
4584 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
4585 (build_unary_op): Update.
4586 (build_modify_expr): Update.
4587 (build_asm_expr): Update.
4589 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4591 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
4592 newly inserted insns.
4594 (spu_emit_branch_hint): Likewise.
4595 (insert_hbrp_for_ilb_runout): Likewise.
4596 (spu_machine_dependent_reorg): Call df_finish_pass after
4597 schedule_insns returns.
4599 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4601 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
4603 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
4605 PR tree-optimization/47005
4606 * tree-sra.c (struct access): Add 'non_addressable' bit.
4607 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
4608 (decide_one_param_reduction): Return 0 if the parameter is passed by
4609 reference and one of the accesses in the group is non_addressable.
4611 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
4613 PR tree-optimization/47056
4614 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
4615 (mark_load): Likewise. Handle FUNCTION_DECL specially.
4616 (mark_store): Likewise. Pass STMT to ipa_record_reference.
4618 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
4620 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
4621 initializer. Skip view conversions from aggregate types.
4623 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
4626 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
4628 2011-01-04 Philipp Thomas <pth@suse.de>
4630 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
4633 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4635 * function.c (thread_prologue_and_epilogue_insns): Do not crash
4636 on empty epilogue sequences.
4638 2011-01-04 Joseph Myers <joseph@codesourcery.com>
4640 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
4641 non-static): New Driver options.
4643 2011-01-04 Jie Zhang <jie@codesourcery.com>
4646 * gcc.c (default_compilers[]): Set combinable field to 0
4647 for all assembly languages.
4649 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
4651 * config/mips/loongson3a.md: New file.
4652 * config/mips/mips.md: Include loongson3a.md.
4653 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
4656 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
4659 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
4660 instead of convert_memory_address_addr_space on the base expression.
4662 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4664 * config/spu/spu.c (spu_option_override): Update error text
4665 for bad -march= / -mtune= values.
4667 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4669 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
4670 if branch-hint optimization will be performed.
4672 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4674 PR tree-optimization/47148
4675 * ipa-split.c (split_function): Convert arguments to
4676 DECL_ARG_TYPE if possible.
4678 PR tree-optimization/47155
4679 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
4682 PR rtl-optimization/47157
4683 * combine.c (try_combine): If undobuf.other_insn becomes
4684 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
4685 and set *new_direct_jump_p too.
4687 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
4689 PR tree-optimization/47021
4690 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
4692 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4694 * gcc.c (process_command): Update copyright notice dates.
4695 * gcov.c (print_version): Likewise.
4696 * gcov-dump.c (print_version): Likewise.
4697 * mips-tfile.c (main): Likewise.
4698 * mips-tdump.c (main): Likewise.
4700 2011-01-03 Martin Jambor <mjambor@suse.cz>
4702 PR tree-optimization/46801
4703 * tree-sra.c (type_internals_preclude_sra_p): Check whether
4704 aggregate fields start at byte boundary instead of the bit-field flag.
4706 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
4709 * gcc.c (main): Revert revision 168407.
4711 2011-01-03 Martin Jambor <mjambor@suse.cz>
4713 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
4715 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4717 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
4718 vector optab to expand vector/scalar shift, update gimple to vector.
4720 2011-01-03 Martin Jambor <mjambor@suse.cz>
4722 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
4725 2011-01-03 Martin Jambor <mjambor@suse.cz>
4727 PR tree-optimization/46984
4728 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
4730 (cgraph_create_indirect_edge): Fixed line length.
4731 (cgraph_indirect_call_info): Declare.
4732 (cgraph_make_edge_direct) Update declaration.
4733 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
4734 (cgraph_create_indirect_edge): Use it.
4735 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
4737 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
4738 the new thunk_delta representation.
4739 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
4741 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
4742 (ipa_read_indirect_edge_info): Likewise.
4743 * lto-cgraph.c (output_edge_opt_summary): New function.
4744 (output_node_opt_summary): Call it on all outgoing edges.
4745 (input_edge_opt_summary): New function.
4746 (input_node_opt_summary): Call it on all outgoing edges.
4748 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
4751 * gcc.c (main): Don't check have_o when settting combine_inputs.
4753 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
4755 * regrename.c: Add general comment describing the pass.
4756 (struct du_head): Remove 'length' field.
4757 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
4758 (regrename_optimize): Do not sort chains. Rework comments, add others.
4759 Force renaming to the preferred class (if any) in the first pass and do
4760 not consider registers that belong to it in the second pass.
4761 (create_new_chain): Do not set 'length' field.
4762 (scan_rtx_reg): Likewise.
4764 2011-01-02 Jakub Jelinek <jakub@redhat.com>
4766 PR tree-optimization/47140
4767 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
4768 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
4771 PR rtl-optimization/47028
4772 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
4773 parm_birth_insn instead of at the beginning of first bb.
4775 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
4777 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
4778 Remove the word "see" before "@pxref".
4779 * doc/rtl.texi: Remove the word "see" before "@pxref".
4781 2011-01-01 Jan Hubicka <jh@suse.cz>
4783 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
4786 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
4789 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
4792 Copyright (C) 2011 Free Software Foundation, Inc.
4794 Copying and distribution of this file, with or without modification,
4795 are permitted in any medium without royalty provided the copyright
4796 notice and this notice are preserved.