1 2011-03-27 Jonathan Wakely <jwakely.gcc@gmail.com>
6 * doc/extend.texi (Alignment): Move section to match order in TOC.
7 * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
8 (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
10 2011-03-26 Uros Bizjak <ubizjak@gmail.com>
12 Backport from mainline:
13 2011-03-24 Uros Bizjak <ubizjak@gmail.com>
16 * config/i386/i386.md (*movdf_internal_rex64): Do not split
17 alternatives that can be handled with movq or movabsq insn.
18 (*movdf_internal): Disable for !TARGET_64BIT.
19 (*movdf_internal_nointeger): Ditto.
20 * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
22 2011-03-26 Jakub Jelinek <jakub@redhat.com>
24 Backport from mainline
25 2011-03-24 Jakub Jelinek <jakub@redhat.com>
28 * simplify-rtx.c (simplify_const_unary_operation): Call
29 real_convert when changing mode class with FLOAT_EXTEND.
31 2011-03-20 Jakub Jelinek <jakub@redhat.com>
35 * c-common.c (shorten_compare): If primopN is first sign-extended
36 to opN and then zero-extended to result type, set primopN to opN.
38 PR rtl-optimization/48156
39 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
40 assume df and df_lr are not NULL.
42 2011-03-17 Jakub Jelinek <jakub@redhat.com>
44 PR rtl-optimization/48141
45 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
46 * dse.c: Include params.h.
47 (active_local_stores_len): New variable.
48 (add_wild_read, dse_step1): Clear it when setting active_local_stores
50 (record_store, check_mem_read_rtx): Decrease it when removing
52 (scan_insn): Likewise. Increase it when adding to chain, if it
53 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
54 set active_local_stores to NULL before the addition.
55 * Makefile.in (dse.o): Depend on $(PARAMS_H).
57 PR rtl-optimization/48141
58 * dse.c (record_store): If no positions are needed in an insn
59 that cannot be deleted, at least unchain it from active_local_stores.
61 2011-03-25 Jakub Jelinek <jakub@redhat.com>
63 * BASE-VER: Set to 4.6.1.
64 * DEV-PHASE: Set to prerelease.
66 2011-03-25 Release Manager
70 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
72 * config/rs6000/t-freebsd: Remove duplication from file.
74 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
77 * doc/install.texi (Prerequisites): Move jar etc. up.
78 Explain support library version requirements.
80 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
83 * doc/install.texi (Prerequisites): Move Perl to build
84 requirements. Always necessary on Solaris 2 with Sun ld.
86 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
88 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
90 (Specific, i?86-*-solaris2.[89]): Likewise.
91 (Specific, i?86-*-solaris2.10): Likewise.
92 (Specific, mips-sgi-irix6): Likewise.
93 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
94 Update for binutils 2.21.
96 2011-03-21 Jakub Jelinek <jakub@redhat.com>
99 * config/s390/s390.c (s390_delegitimize_address): Don't call
100 lowpart_subreg if orig_x has BLKmode.
102 2011-03-20 Joseph Myers <joseph@codesourcery.com>
104 * c-decl.c (diagnose_mismatched_decls): Give an error for
105 redefining a typedef with variably modified type.
107 2011-03-20 Joseph Myers <joseph@codesourcery.com>
109 * c-decl.c (grokfield): Don't allow typedefs for structures or
110 unions with no tag by default.
111 * doc/extend.texi (Unnamed Fields): Update.
113 2011-03-18 Jakub Jelinek <jakub@redhat.com>
116 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
117 arange_table_in_use is 0, but either text_section_used or
118 cold_text_section_used is true. Don't call it if
119 !info_section_emitted.
121 2011-03-18 Richard Guenther <rguenther@suse.de>
123 * doc/install.texi (--enable-gold): Remove.
124 (--with-plugin-ld): Document.
125 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
127 2011-03-18 H.J. Lu <hongjiu.lu@intel.com>
129 Backport from mainline
130 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
133 * config/i386/i386.opt: Add Save to -mavx and -mfma.
135 2011-03-18 Richard Henderson <rth@redhat.com>
136 Jakub Jelinek <jakub@redhat.com>
139 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
140 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
142 2011-03-17 Richard Guenther <rguenther@suse.de>
145 * tree-object-size.c (compute_object_offset): Properly return
146 the offset operand of MEM_REFs as sizetype.
148 2011-03-16 Dodji Seketeli <dodji@redhat.com>
151 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
152 (lookup_type_die_strip_naming_typedef): ... here.
153 (get_context_die): Use it.
154 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
155 the anonymous struct named by the naming typedef.
157 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
160 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
161 in the output template.
163 2011-03-15 Alan Modra <amodra@gmail.com>
166 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
167 presume symbol_refs without a symbol_ref_decl are suitably
168 aligned, nor other trees we may see here. Handle anchor symbols.
169 (legitimate_constant_pool_address_p): Comment. Add mode param.
170 Check cmodel=medium addresses. Adjust all calls.
171 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
172 creating cmodel=medium optimized access to locals.
173 * config/rs6000/constraints.md (R): Pass QImode to
174 legitimate_constant_pool_address_p.
175 * config/rs6000/predicates.md (input_operand): Pass mode to
176 legitimate_constant_pool_address_p.
177 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
180 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
183 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
184 64-bit constants being loaded into registers other than GPRs such
185 as loading 0 into a VSX register.
187 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
189 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
192 2011-03-14 Jakub Jelinek <jakub@redhat.com>
194 * doc/invoke.texi, doc/standards.texi: Refer to
195 gcc-4.6/c99status.html.
197 * DEV-PHASE: Mark "prerelease".
199 2011-03-14 Richard Guenther <rguenther@suse.de>
202 * tree.c (build_vector_from_val): Adjust assert to requirements
205 2011-03-14 Jakub Jelinek <jakub@redhat.com>
208 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE
211 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
213 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
214 terms of target_flags_explicit. Adjust copyright year.
216 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
217 * config/rs6000/t-freebsd: New file. Add override for
220 2011-03-13 Chris Demetriou <cgd@google.com>
222 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
223 (-fno-diagnostics-show-option): this, to reflect current default.
224 (-Werror=): Update text about -fno-diagnostics-show-option.
226 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
229 * config/rs6000/predicates.md (easy_vector_constant_add_self,
230 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
231 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
232 mode is not V2DImode or V2DFmode.
233 (vspltis_constant): Do not handle V2DImode and V2DFmode.
234 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
235 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
237 (movdi_internal64): Likewise.
239 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
241 PR tree-optimization/47127
242 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
244 (set_cloog_options): Same.
245 (scop_to_clast): Same.
246 (print_clast_stmt): Do not call cloog_state_malloc and
248 (print_generated_program): Same.
250 * graphite-clast-to-gimple.h (cloog_state): Declared.
251 (scop_to_clast): Adjust declaration.
252 * graphite.c (cloog_state): Defined here.
253 (graphite_initialize): Call cloog_state_malloc.
254 (graphite_finalize): Call cloog_state_free.
256 2011-03-11 Jason Merrill <jason@redhat.com>
258 * attribs.c (lookup_attribute_spec): Take const_tree.
261 2011-03-11 Joseph Myers <joseph@codesourcery.com>
263 * config/sparc/sparc.c (sparc_option_override): Use
264 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
266 2011-03-11 Richard Guenther <rguenther@suse.de>
268 PR tree-optimization/48067
269 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
270 multiplication result will be only used once on the target
273 2011-03-11 Richard Guenther <rguenther@suse.de>
275 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
277 2011-03-11 Richard Guenther <rguenther@suse.de>
280 * tree.c (find_decls_types_r): Do not walk types only reachable
281 from IDENTIFIER_NODEs.
283 2011-03-11 Jakub Jelinek <jakub@redhat.com>
286 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
287 all vnode->force_output nodes as needed.
289 2011-03-11 Jason Merrill <jason@redhat.com>
292 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
293 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
295 2011-03-11 Martin Jambor <mjambor@suse.cz>
297 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
300 2011-03-11 Jakub Jelinek <jakub@redhat.com>
302 PR tree-optimization/48063
303 * ipa-inline.c (cgraph_decide_inlining): Don't try to
304 inline functions called once if !tree_can_inline_p (node->callers).
306 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
308 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
310 * config/score/score3.c: Delete.
311 * config/score/score3.h: Delete.
312 * config/score/mul-div.S: Delete.
313 * config/score/sfp-machine.h: Add new file.
314 * config/score/constraints.md: Add new file.
315 * config/score/t-score-softfp: Add new file.
316 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
317 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
318 (score7_extra_constraint): Delete.
319 (score7_option_override): Remove unused code.
320 * config/score/score.c: Remove score3 and score5 define and code.
321 * config/score/score.h: Remove score3 and score5 define and code.
322 * config/score/score.md: Remove score3 template and unusual insn.
323 * config/score/score.opt: Remove score3 and score5 options.
325 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
327 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
328 when _HPUX_SOURCE is defined.
329 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
331 2011-03-10 Jason Merrill <jason@redhat.com>
334 * stor-layout.c (layout_type): Don't set structural equality
335 on arrays of incomplete type.
336 * tree.c (type_hash_eq): Handle comparing them properly.
338 2011-03-10 Jakub Jelinek <jakub@redhat.com>
341 * config/s390/s390.c (s390_delegitimize_address): Make sure the
342 result mode matches original rtl mode.
344 2011-03-10 Nick Clifton <nickc@redhat.com>
346 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
347 (andsi3, andsi3_flags): Fix timings for three operand alternative.
349 2011-03-09 Jakub Jelinek <jakub@redhat.com>
351 PR rtl-optimization/47866
352 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
353 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
354 if target wasn't scalar.
355 * function.c (assign_stack_temp_for_type): Assert that neither
356 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
357 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
359 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
361 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
363 * config/s390/s390-protos.h (s390_label_align): New prototype.
364 * config/s390/s390.c (s390_label_align): New function.
365 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
367 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
370 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
371 V2DI/V2DF constants. Only all 0's or all 1's are easy.
372 (output_vec_const_move): Ditto.
374 2011-03-08 Anatoly Sokolov <aesok@post.ru>
376 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
377 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
378 * config/mips/mips.c (mips_preferred_reload_class): Make static.
379 Change 'rclass' argument and result type to reg_class_t.
380 (TARGET_PREFERRED_RELOAD_CLASS): Define.
382 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
384 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
385 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST,
386 TARGET_MEMORY_MOVE_COST): Define.
387 (avr_register_move_cost, avr_memory_move_cost): New Functions.
389 2011-03-08 Jakub Jelinek <jakub@redhat.com>
392 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
395 PR tree-optimization/48022
396 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
399 2011-03-07 Jakub Jelinek <jakub@redhat.com>
402 * var-tracking.c (find_use_val): Return NULL for
403 cui->sets && cui->store_p BLKmode MEMs.
405 2011-03-07 Anatoly Sokolov <aesok@post.ru>
407 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
409 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
410 xstormy16_print_operand_address): Remove.
411 * config/stormy16/stormy16.c (xstormy16_print_operand,
412 xstormy16_print_operand_address): Make static.
413 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
415 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
418 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
419 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
422 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
425 * cfgloopmanip.c (fix_bb_placements): Return immediately
426 if FROM is BASE_LOOP's header.
428 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
430 * gimplify.c (gimplify_function_tree): Fix building calls
431 to __builtin_return_address.
433 2011-03-07 Alan Modra <amodra@gmail.com>
435 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
436 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
437 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
438 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
440 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
441 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
442 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
443 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
444 * config/rs6000/rs6000.c
445 (rs6000_elf_end_indicate_exec_stack): Rename to..
446 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
447 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
448 (rs6000_file_start): ..here.
449 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
450 file scope variables.
451 (call_ABI_of_interest): New function.
452 (init_cumulative_args): Set above vars when function return value
453 is a float, vector, or small struct.
454 (rs6000_function_arg_advance_1): Likewise for function args.
455 (rs6000_va_start): Set rs6000_passes_float if variable arg function
456 references float args.
458 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
460 * doc/cfg.texi: Remove "See" before @ref.
461 * doc/invoke.texi: Likewise.
463 2011-03-05 Jason Merrill <jason@redhat.com>
465 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
467 2011-03-05 Anthony Green <green@moxielogic.com>
469 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
471 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
473 PR rtl-optimization/47899
474 * cfgloopmanip.c (fix_bb_placements): Fix first argument
475 to flow_loop_nested_p when moving the loop upward.
477 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
480 * arm.md (movhi_insn_arch4): Accept any immediate constant.
482 2011-03-05 Jakub Jelinek <jakub@redhat.com>
484 PR tree-optimization/47967
485 * ipa-cp.c (build_const_val): Return NULL instead of creating
486 VIEW_CONVERT_EXPR for mismatching sizes.
487 (ipcp_create_replace_map): Return NULL if build_const_val failed.
488 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
489 give up on versioning.
491 2011-03-05 Alan Modra <amodra@gmail.com>
494 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
495 full cmodel medium/large lo_sum + high addresses.
497 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
499 * config/s390/s390.c (s390_decompose_address): Reject non-literal
500 pool references in UNSPEC_LTREL_OFFSET.
502 2011-03-04 Jan Hubicka <jh@suse.cz>
505 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
506 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
507 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk): Add node pointers.
508 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
509 cgraph_add_thunk): Add node pointers.
510 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
511 associated to right node.
512 (input_node): Update use of cgraph_same_body_alias
513 and cgraph_add_thunk.
515 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
517 * config/i386/i386.opt (mprefer-avx128): New flag.
518 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit mode
519 when the flag -mprefer-avx128 is on.
521 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
523 * dwarf2out.c (compare_loc_operands): Fix address handling.
525 2011-03-04 Alan Modra <amodra@gmail.com>
527 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
529 2011-03-04 Richard Guenther <rguenther@suse.de>
532 * expmed.c (extract_bit_field_1): Prefer vector modes that
533 vec_extract patterns can handle.
535 2011-03-04 Richard Guenther <rguenther@suse.de>
538 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
540 2011-03-04 Richard Henderson <rth@redhat.com>
542 * explow.c (emit_stack_save): Remove 'after' parameter.
543 (emit_stack_restore): Likewise.
544 * expr.h: Update to match.
545 * builtins.c, calls.c, stmt.c: Likewise.
546 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
547 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
548 * function.c (expand_function_end): Insert the emit_stack_save
549 sequence before parm_birth_insn instead of after.
551 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
553 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
554 (ssse3_pmaddubsw128): Ditto.
555 (ssse3_pmaddubsw): Ditto.
557 2011-03-03 Steve Ellcey <sje@cup.hp.com>
559 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
561 2011-03-03 Jakub Jelinek <jakub@redhat.com>
564 * gimplify.c (omp_add_variable): Only call omp_notice_variable
565 on TYPE_SIZE_UNIT if it is a DECL.
568 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
569 first operand is not is_gimple_mem_ref_addr, try to fold it.
570 If the operand still isn't is_gimple_mem_ref_addr, clear
573 2011-03-03 Richard Guenther <rguenther@suse.de>
576 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
578 (refs_may_alias_p_1): For release branches return true if
579 we are confused by our input.
581 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
583 * config/s390/s390.c (s390_function_value): Rename to ...
584 (s390_function_and_libcall_value): ... this.
585 (s390_function_value): New function.
586 (s390_libcall_value): New function.
587 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
588 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
589 target macro definitions.
590 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
592 2011-03-02 Joseph Myers <joseph@codesourcery.com>
594 * config/i386/freebsd64.h (CC1_SPEC): Define.
595 * config/i386/linux64.h (CC1_SPEC): Define.
596 * config/i386/x86-64.h (CC1_SPEC): Don't define.
598 2011-03-02 Anatoly Sokolov <aesok@post.ru>
600 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
602 * config/stormy16/stormy16.c: Include reload.h.
603 (xstormy16_memory_move_cost): New function.
604 (TARGET_MEMORY_MOVE_COST): Define.
606 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
608 PR rtl-optimization/47925
609 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
610 with side effects. Remove the more-specific check for volatile asms.
612 2011-03-02 Alan Modra <amodra@gmail.com>
615 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
616 toc relative addresses for valid offsets.
618 2011-03-01 Richard Guenther <rguenther@suse.de>
620 PR tree-optimization/47890
621 * tree-vect-loop.c (get_initial_def_for_induction): Set
622 related stmt properly.
624 2011-03-01 Richard Guenther <rguenther@suse.de>
627 * lto-streamer.c (lto_record_common_node): Also register
630 2011-03-01 Richard Guenther <rguenther@suse.de>
633 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
634 Do not stream DECL_ABSTRACT_ORIGIN.
635 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
636 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
637 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
638 Do not stream DECL_ABSTRACT_ORIGIN.
639 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
640 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
642 2011-02-28 Anatoly Sokolov <aesok@post.ru>
644 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
645 FUNCTION_VALUE_REGNO_P): Remove.
646 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
647 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
648 Add 'outgoing' argument.
649 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
651 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
652 TARGET_FUNCTION_VALUE_REGNO_P): Define.
654 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
657 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
658 (lookup_filename): Likewise.
659 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
661 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
662 Jakub Jelinek <jakub@redhat.com>
665 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
666 (assign_stack_local_1): Change last argument type to int.
667 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
668 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
669 don't record padding space into frame_space_list nor use those areas.
670 (assign_stack_local): Adjust caller.
671 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
672 of assign_stack_local, pass 0 as last argument.
673 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
676 2011-02-28 Jakub Jelinek <jakub@redhat.com>
679 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
680 Use target address_mode and pointer_mode hooks instead of hardcoded
681 Pmode and ptr_mode. Handle some simple cases of extending if
682 POINTERS_EXTEND_UNSIGNED < 0.
683 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
684 Call convert_debug_memory_address.
685 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
686 convert_debug_memory_address.
689 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
690 * configure: Regenerated.
691 * config.in: Regenerated.
692 * varasm.c (default_function_section): Return NULL
693 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
695 2011-02-28 Martin Jambor <mjambor@suse.cz>
697 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
698 the description to match the printed values.
700 2011-02-28 Richard Guenther <rguenther@suse.de>
702 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
703 of the copied scope tree.
705 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
707 * doc/extend.texi (Function Attributes): Avoid deeply (and
708 wrongly) nested tables.
710 2011-02-27 Jakub Jelinek <jakub@redhat.com>
713 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
714 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
717 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
719 * config/avr/avr.md: Remove magic comment for emacs.
721 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
724 * config/avr/avr.c (avr_option_override): Use error on bad options.
725 (avr_help): New function.
726 (TARGET_HELP): Define.
728 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
731 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
732 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
734 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
736 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
737 (ARM Options): Ditto.
738 (i386 and x86-64 Options): Ditto.
740 (SPARC Options): Ditto.
742 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
744 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
745 FreeBSD 6 and later. Generally use cpu generic.
747 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
749 * doc/cpp.texi: Update copyright years.
751 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
754 * config/lm32/lm32.md (ashrsi3): Added needed variable.
756 2011-02-25 Jon Beniston <jon@beniston.com>
759 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
760 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
761 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
762 (lm32_block_move_inline): Add type cast to remove warning.
763 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
764 (gen_int_relational): Move declarations to start of function.
766 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
768 PR tree-optimization/45470
769 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
770 can throw internally only.
771 * tree-vect-stmts.c (vectorizable_call): Likewise.
773 2011-02-24 Anatoly Sokolov <aesok@post.ru>
775 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
776 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
777 * config/stormy16/stormy16-protos.h
778 (xstormy16_preferred_reload_class): Remove.
779 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
780 static. Change 'rclass' argument and return type to reg_class_t.
781 (TARGET_PREFERRED_RELOAD_CLASS,
782 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
784 2011-02-24 Richard Guenther <rguenther@suse.de>
786 * lto-streamer-in.c (input_bb): Do not find referenced vars
789 2011-02-23 Jason Merrill <jason@redhat.com>
791 * common.opt (fabi-version): Document v5 and v6.
793 2011-02-23 Richard Guenther <rguenther@suse.de>
795 PR tree-optimization/47849
796 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
798 2011-02-23 Jie Zhang <jie@codesourcery.com>
800 * opts-common.c (decode_cmdline_option): Print empty string
801 argument as "" in decoded->orig_option_with_args_text.
802 * gcc.c (execute): Print empty string argument as ""
803 in the verbose output.
804 (do_spec_1): Keep empty string argument.
806 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
808 * config.gcc: Declare score-* and crx-* obsolete.
810 2011-02-23 Jie Zhang <jie@codesourcery.com>
812 PR rtl-optimization/47763
813 * web.c (web_main): Ignore naked clobber when replacing register.
815 2011-02-22 Anatoly Sokolov <aesok@post.ru>
817 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
820 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
823 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
825 2011-02-22 Mike Stump <mikestump@comcast.net>
827 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
829 * configure: Regenerate.
831 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
833 PR rtl-optimization/46002
834 * ira-color.c (update_copy_costs): Change class intersection
835 test to reg_class_contents[] test of 'hard_regno'.
837 2011-02-21 Joseph Myers <joseph@codesourcery.com>
839 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
841 * config/hpux11.opt (mt): Likewise.
842 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
843 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
844 * config/vax/elf.opt (mno-asm-pic): Likewise.
845 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
847 2011-02-21 Mike Stump <mikestump@comcast.net>
850 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
851 tree so we can get save the type.
852 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
853 for CFString instead of trying to use past the end of the builtins.
854 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
855 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
856 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
857 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
858 Rename to darwin_builtin_cfstring.
859 (darwin_init_cfstring_builtins): Return the built type.
861 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
864 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
865 (_mm256_insert_epi64): Use _mm_insert_epi64.
867 2011-02-21 Anatoly Sokolov <aesok@post.ru>
869 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
870 * config/stormy16/stormy16-protos.h
871 (xstormy16_mode_dependent_address_p): Remove.
872 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
873 Make static. Change return type to bool. Change argument type to
874 const_rtx. Remove dead code.
875 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
877 2011-02-21 Richard Guenther <rguenther@suse.de>
880 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
881 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
882 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
884 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
885 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
887 2011-02-20 Richard Guenther <rguenther@suse.de>
890 * tree.c (free_lang_data_in_decl): Clean builtins from
891 the TU decl BLOCK_VARS.
893 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
897 * haifa-sched.c (fix_tick_ready): Skip tick computation
900 2011-02-19 Richard Guenther <rguenther@suse.de>
903 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
904 Remove lazy BLOCK_VARS streaming.
905 (lto_input_ts_block_tree_pointers): Likewise.
906 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
908 2011-02-19 Joseph Myers <joseph@codesourcery.com>
910 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
912 2011-02-19 Joseph Myers <joseph@codesourcery.com>
914 * config/i386/biarch32.h, config/i386/mach.h,
915 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
917 2011-02-19 Jakub Jelinek <jakub@redhat.com>
920 * config/i386/i386.md (peephole2 for shift and plus): Use
921 operands[1] original mode in the first insn.
923 2011-02-18 Mike Stump <mikestump@comcast.net>
925 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
927 2011-02-18 Jan Hubicka <jh@suse.cz>
930 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
931 to zero when the function is not inlinable at all.
933 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
935 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
936 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
937 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
938 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
939 * config/pa/t-pa64: Likewise.
940 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
942 2011-02-18 Jakub Jelinek <jakub@redhat.com>
945 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
947 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
950 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
952 2011-02-18 Anatoly Sokolov <aesok@post.ru>
954 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
955 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
956 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
957 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
958 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
959 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
960 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
961 m32r_load_postinc_p, m32r_store_preinc_predec_p,
962 m32r_legitimate_address_p): New functions.
963 * config/m32r/constraints.md (constraint "S"): Don't use
964 STORE_PREINC_PREDEC_P.
965 (constraint "U"): Don't use LOAD_POSTINC_P.
967 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
969 PR rtl-optimization/46178
970 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
971 compute ira_hard_regno_cover_class[].
973 2011-02-18 Richard Guenther <rguenther@suse.de>
976 * lto-streamer.h (lto_global_var_decls): Declare.
977 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
978 statics for global var processing.
980 2011-02-18 Richard Guenther <rguenther@suse.de>
982 PR tree-optimization/47737
983 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
984 edge dominance check.
986 2011-02-18 Jakub Jelinek <jakub@redhat.com>
989 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
990 avoid invalid rtx sharing.
992 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
994 * doc/cpp.texi (Obsolete Features): Add background on the
995 origin of assertions.
997 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
999 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
1001 * config/darwin.c (output_objc_section_asm_op): Added support for
1003 (is_objc_metadata): New.
1004 (darwin_objc2_section): New.
1005 (darwin_objc1_section): New.
1006 (machopic_select_section): Added support for ABI v1 and v2.
1007 (darwin_emit_objc_zeroed): New.
1008 (darwin_output_aligned_bss): Detect objc metadata and treat it
1010 (darwin_asm_output_aligned_decl_common): Same.
1011 (darwin_asm_output_aligned_decl_local): Same.
1012 * config/darwin-sections.def: Updated for ABI v1 and v2.
1013 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
1014 compiling Objective-C code for the NeXT runtime, default to using
1015 ABI version 0 for 32-bit, and version 2 for 64-bit.
1017 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1019 * common.opt (optimize_fast): New Variable.
1020 * opts.c (default_options_optimization): Use opts->x_optimize_fast
1021 instead of local variable ofast.
1023 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
1025 * doc/invoke.texi (fobjc-abi-version): Documented.
1026 (fobjc-nilcheck): Documented.
1027 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
1030 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1033 * common.opt (export-dynamic): New Driver option.
1034 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
1036 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1038 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
1040 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
1041 Jan Hubicka <jh@suse.cz>
1045 * cfgexpand.c (account_used_vars_for_block): Remove.
1046 (estimated_stack_frame_size): Use referenced vars.
1047 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
1048 that were referenced in the original function. Test src_fn
1049 rather than cfun. Drop redundant get_var_ann.
1050 (setup_one_parameter): Drop redundant get_var_ann.
1051 (declare_return_variable): Likewise.
1052 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
1053 (copy_arguments_for_versioning): Drop redundant get_var_ann.
1054 * ipa-inline.c (compute_inline_parameters): Do not compute
1055 disregard_inline_limits here.
1056 (compute_inlinable_for_current, pass_inlinable): New.
1057 (pass_inline_parameters): Require PROP_referenced_vars.
1058 * cgraphunit.c (cgraph_process_new_functions): Don't run
1059 compute_inline_parameters explicitly unless function is in SSA form.
1060 (cgraph_analyze_function): Set .disregard_inline_limits.
1061 * tree-sra.c (convert_callers): Compute inliner parameters
1062 only for functions already in SSA form.
1064 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1066 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
1067 -mlittle-endian-data.
1069 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1071 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
1072 -mno-fpu, not -fpu and -no-fpu.
1073 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
1074 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
1076 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
1079 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
1080 input reload with PLUS RTX.
1082 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1084 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
1085 of InverseVar(MDMX).
1087 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1089 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
1092 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1094 * config/mn10300/mn10300.opt (mno-crt0): New.
1096 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1098 * config/m68k/uclinux.opt (static-libc): New Driver option.
1100 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1102 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
1104 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1106 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
1107 %{muser-extend-enabled}.
1109 2011-02-16 Richard Guenther <rguenther@suse.de>
1111 PR tree-optimization/47738
1112 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
1113 the TODO from tree_predictive_commoning.
1115 2011-02-15 Jeff Law <law@redhat.com>
1118 2011-01-25 Jeff Law <law@redhat.com>
1120 PR rtl-optimization/37273
1121 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1122 handle them like argument loads from stack slots. Do not double
1123 count memory for memory constants and argument loads from stack slots.
1125 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1128 * combine.c (cant_combine_insn_p): Revert the last change.
1130 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1133 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
1134 mode for vector constants. Remove code that checks for TImode.
1136 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1140 * cgraph.h (compute_inline_parameters): Return void.
1141 * ipa-inline.c (compute_inline_parameters): Adjust.
1143 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1147 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
1149 * cfgexpand.c (estimated_stack_frame_size): Likewise.
1150 * ipa-inline.c (compute_inline_parameters): Adjust.
1152 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1156 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
1157 Adjust all users. Pass FN to...
1158 * tree-flow-inline.h (first_referenced_var): ... this. Add
1160 * ipa-struct-reorg.c: Adjust.
1161 * tree-dfa.c: Adjust.
1162 * tree-into-ssa.c: Adjust.
1163 * tree-sra.c: Adjust.
1164 * tree-ssa-alias.c: Adjust.
1165 * tree-ssa-live.c: Adjust.
1166 * tree-ssa.c: Adjust.
1167 * tree-ssanames.c: Adjust.
1168 * tree-tailcall.c: Adjust.
1170 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1174 * tree-flow.h (referenced_var_lookup): Add fn parameter.
1176 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
1177 * tree-flow-inline.h: Adjust.
1178 * gimple-pretty-print.c: Adjust.
1179 * tree-into-ssa.c: Adjust.
1180 * tree-ssa.c: Adjust.
1181 * cfgexpand.c: Adjust.
1183 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1185 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
1186 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1187 (EXTRA_CONSTRAINT): Delete.
1188 * config/iq2000/constraints.md: New file.
1189 * config/iq2000/iq2000.md: Include it.
1190 (define_insn ""): Delete.
1191 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
1192 unsupported constraint letters from patterns.
1193 (call_value, call_value_internal1): Likewise.
1194 (call_value_multiple_internal1): Likewise.
1196 2011-02-15 Nick Clifton <nickc@redhat.com>
1198 * config/mn10300/mn10300.c: Include tm-constrs.h.
1199 (struct liw_data): New data structure describing an LIW candidate
1201 (extract_bundle): Use struct liw_data. Allow small integer
1202 operands for some instructions.
1203 (check_liw_constraints): Use struct liw_data. Remove swapped
1204 parameter. Add comments describing the checks. Fix bug when
1205 assigning the source of liw1 to the source of liw2.
1206 (liw_candidate): Delete. Code moved into extract_bundle.
1207 (mn10300_bundle_liw): Use struct liw_data. Check constraints
1209 * config/mn10300/predicates.md (liw_operand): New predicate.
1210 Allows registers and small integer constants.
1211 * config/mn10300/constraints.md (O): New constraint. Accetps
1212 integers in the range -8 to +7 inclusive.
1213 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
1214 for moving a small integer into a register. Give this alternative
1216 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
1217 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
1218 using the J,K,L and M constraints,
1219 (liw): Remove SI mode on second operands to allow for HI and QI
1221 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
1224 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1227 * combine.c (cant_combine_insn_p): Check zero/sign extended
1230 2011-02-15 Richard Guenther <rguenther@suse.de>
1232 PR tree-optimization/47743
1233 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
1234 for a non-type-compatible VN lookup bail out.
1236 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1238 * config/fr30/constraints.md: New file.
1239 * config/fr30/fr30.md: Include it.
1240 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
1241 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1242 (EXTRA_CONSTRAINT): Delete.
1244 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1246 * config/frv/constraints.md: New file.
1247 * config/frv/predicates.md: Include it.
1248 * config/frv/frv.c (reg_class_from_letter): Delete.
1249 (frv_option_override): Don't initialize it.
1250 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
1251 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
1252 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
1253 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1254 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
1255 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1256 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
1257 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
1258 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
1259 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
1260 (REG_CLASS_FROM_CONSTRAINT): Delete.
1262 2011-02-15 Jakub Jelinek <jakub@redhat.com>
1265 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
1266 if frame size is 0 in a leaf function.
1268 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1271 * config/alpha/host-osf.c: New file.
1272 * config/alpha/x-osf: New file.
1273 * config.host (alpha*-dec-osf*): Use it.
1275 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1277 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1278 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
1279 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
1280 (rx_mode_dependent_address_p): ...this. Make static. Change argument
1282 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1284 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1286 * config/stormy16/constraints.md: New file.
1287 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
1288 Use satisfies_constraint_Q and satisfies_constraint_R.
1289 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
1291 (xstormy16_legitiamte_address_p): Declare.
1292 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
1293 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1294 (EXTRA_CONSTRAINT): Delete.
1295 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1297 (xstormy16_extra_constraint_p): Delete.
1299 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
1301 PR tree-optimization/46494
1302 * loop-unroll.c (split_edge_and_insert): Adjust comment.
1303 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
1304 (pass_rtl_loop_done): Add TODO_verify_flow.
1305 * fwprop.c (pass_rtl_fwprop): Likewise.
1306 * modulo-sched.c (pass_sms): Likewise.
1307 * tree-ssa-dom.c (pass_dominator): Likewise.
1308 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1309 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
1310 (pass_tree_loop_done): Likewise.
1311 * tree-ssa-pre.c (execute_pre): Likewise.
1312 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1313 * tree-ssa-sink.c (pass_sink_code): Likewise.
1314 * tree-vrp.c (pass_vrp): Likewise.
1316 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1318 * config/v850/constraints.md: New file.
1319 * config/v850/v850.md: Include it.
1320 * config/v850/predicates.md (reg_or_0_operand): Use
1321 satisfies_constraint_G.
1322 (special_symbolref_operand): Use satisfies_constraint_K.
1323 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
1324 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
1325 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
1326 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1327 (EXTRA_CONSTRAINT): Delete.
1328 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
1329 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
1330 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
1332 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1335 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
1338 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1340 * config/mcore/constraints.md: New file.
1341 * config/mcore/mcore.md: Include it.
1342 * config/mcore/mcore.c (reg_class_from_letter): Delete.
1343 * config/mcore/mcore.h (reg_class_from_letter): Delete.
1344 (REG_CLASS_FROM_LETTER): Delete.
1345 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
1346 insn_const_int_ok_for_constraint.
1347 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
1348 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
1349 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1350 (EXTRA_CONSTRAINT): Delete.
1352 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1355 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
1356 (IS_SIGHANDLER): Define.
1357 (sparc64_is_sighandler): New function, split off from
1358 sparc64_fallback_frame_state.
1359 (sparc_is_sighandler): New function, split off from
1360 sparc_fallback_frame_state.
1361 (sparc64_fallback_frame_state): Merge with ...
1362 (sparc_fallback_frame_state): ... this into ...
1363 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
1364 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
1365 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
1366 stack instead of hardcoded offsets.
1368 2011-02-14 Andriy Gapon <avg@freebsd.org>
1371 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
1373 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1375 * configure: Regenerate.
1377 2011-02-12 Joseph Myers <joseph@codesourcery.com>
1380 * gcc.c (asm_options): Correct spec matching --target-help.
1382 2011-02-12 Martin Jambor <mjambor@suse.cz>
1384 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
1385 to gimple call error.
1387 2011-02-12 Mike Stump <mikestump@comcast.net>
1389 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
1390 comments in backslash regions.
1392 2011-02-12 Mike Stump <mikestump@comcast.net>
1393 Jakub Jelinek <jakub@redhat.com>
1394 Iain Sandoe <iains@gcc.gnu.org>
1397 * dwarf2out.c (output_cfa_loc): When required, apply the
1398 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
1399 (output_loc_sequence): Likewise.
1400 (output_loc_operands_raw): Likewise.
1401 (output_loc_sequence_raw): Likewise.
1402 (output_cfa_loc): Likewise.
1403 (output_loc_list): Suppress register number adjustment when
1404 calling output_loc_sequence()
1405 (output_die): Likewise.
1407 2011-02-12 Anatoly Sokolov <aesok@post.ru>
1409 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1411 * config/xtensa/xtensa.c (xtensa_register_move_cost,
1412 xtensa_memory_move_cost): New functions.
1413 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
1415 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
1418 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
1419 in the current directory.
1420 * configure: Rebuilt.
1422 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1424 * config/darwin.c (darwin_override_options): Add a hunk missed
1425 from the commit of r168571. Trim comment line lengths and
1426 correct indents of the preceding block.
1428 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1430 * gcc.c (driver_handle_option): Concatenate the argument to -F with
1433 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1435 * common.opt (nostartfiles): New Driver option.
1437 2011-02-11 Xinliang David Li <davidxl@google.com>
1439 PR tree-optimization/47707
1440 * tree-chrec.c (convert_affine_scev): Keep type precision.
1442 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
1444 PR tree-optimization/47420
1445 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
1447 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
1449 PR rtl-optimization/47614
1450 * rtl.h (check_for_inc_dec): Declare.
1451 * dse.c (check_for_inc_dec): Externalize...
1452 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
1453 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
1455 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1458 * gcc.c (main): Do not compile inputs if there were errors in
1460 * opts-common.c (read_cmdline_option): Check for wrong language
1461 after other error checks.
1463 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
1465 * cgraph.c: Fix comment typos.
1466 * cgraph.h: Likewise.
1467 * cgraphunit.c: Likewise.
1468 * ipa-cp.c: Likewise.
1469 * ipa-inline.c: Likewise.
1470 * ipa-prop.c: Likewise.
1471 * ipa-pure-const.c: Likewise.
1472 * ipa-ref.c: Likewise.
1473 * ipa-reference.c: Likewise.
1475 2011-02-11 Jakub Jelinek <jakub@redhat.com>
1478 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
1480 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1483 * doc/sourcebuild.texi (Require Support): Document
1484 dg-require-ascii-locale.
1486 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
1488 * doc/lto.texi (Write summary): Fix missing parentheses.
1490 2011-02-10 DJ Delorie <dj@redhat.com>
1492 * config/m32c/m32c.c (m32c_option_override): Disable
1493 -fcombine-stack-adjustments until flag value tracking and compare
1494 optimization can be rewritten.
1496 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
1498 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
1500 (PROCESSOR_DEFAULT64): Likewise.
1502 2011-02-10 Richard Henderson <rth@redhat.com>
1504 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
1505 change from 2011-02-03.
1506 * config/rx/rx.c (flags_from_code): Likewise.
1507 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
1508 is valid, n/pz otherwise.
1509 (rx_select_cc_mode): Return CCmode if Y is not zero.
1511 2011-02-10 Richard Guenther <rguenther@suse.de>
1513 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
1515 2011-02-10 Richard Guenther <rguenther@suse.de>
1517 PR tree-optimization/47677
1518 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
1520 2011-02-10 Jakub Jelinek <jakub@redhat.com>
1523 * combine.c (make_compound_operation): Only change shifts into
1524 multiplication for SCALAR_INT_MODE_P.
1526 2011-02-10 Jie Zhang <jie@codesourcery.com>
1530 2011-02-05 Jie Zhang <jie@codesourcery.com>
1532 * web.c (entry_register): Don't clobber the number of the
1533 first uninitialized reference in used[].
1535 2011-02-09 Richard Guenther <rguenther@suse.de>
1537 PR tree-optimization/47664
1538 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
1541 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
1545 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
1547 (PROCESSOR_DEFAULT64): Same.
1548 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
1550 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1552 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
1554 2011-02-09 Martin Jambor <mjambor@suse.cz>
1557 * tree-sra.c (struct access): New flags grp_scalar_read and
1558 grp_scalar_write. Changed description of assignment read and write
1560 (dump_access): Dump new flags, reorder all of them.
1561 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
1562 to detect multiple scalar reads.
1563 (analyze_access_subtree): Use the new scalar read write flags instead
1564 of the old flags. Adjusted comments.
1566 2011-02-08 DJ Delorie <dj@redhat.com>
1569 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
1572 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1574 * config/m68k/uclinux.opt: New.
1575 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
1577 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1579 * config/cris/elf.opt (sim): New Driver option.
1581 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1583 * config/xtensa/elf.opt: New.
1584 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
1586 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1588 * config/vax/elf.opt: New.
1589 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
1591 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1593 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
1595 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1597 * config/gnu-user.opt: New.
1598 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
1599 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
1600 *-*-uclinux*): Use gnu-user.opt.
1602 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
1604 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
1605 * config/i386/gnu.h (CPP_SPEC): Likewise.
1607 2011-02-08 Ian Lance Taylor <iant@google.com>
1609 * common.opt (fcx-limited-range): Add SetByCombined flag.
1610 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
1611 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
1612 (fassociative-math, freciprocal-math): Likewise.
1613 (funsafe-math-optimizations): Likewise.
1614 * opth-gen.awk: Handle SetByCombined.
1615 * optc-gen.awk: Likewise.
1616 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
1617 (set_unsafe_math_optimizations_flags): Likewise.
1618 * doc/options.texi (Option properties): Document SetByCombined.
1620 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1622 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
1623 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
1624 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
1625 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
1626 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
1628 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
1630 PR tree-optimization/46834
1631 PR tree-optimization/46994
1632 PR tree-optimization/46995
1633 * graphite-sese-to-poly.c (used_outside_reduction): New.
1634 (detect_commutative_reduction): Call used_outside_reduction.
1635 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
1636 translate_scalar_reduction_to_array only when at least one
1637 loop-phi/close-phi tuple has been detected.
1639 2011-02-08 Richard Guenther <rguenther@suse.de>
1642 * tree-vect-generic.c (expand_vector_operations_1): Update
1644 (expand_vector_operations): ... not here. Cleanup EH info
1645 and the CFG if required.
1647 2011-02-08 Richard Guenther <rguenther@suse.de>
1649 PR tree-optimization/47641
1650 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
1651 require type compatibility.
1653 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1655 * gimple-low.c (lower_function_body): Don't remove the location of
1656 the return statement here.
1657 (lower_gimple_return): Do it here instead but only if the return
1658 statement is actually used twice.
1660 2011-02-08 Richard Guenther <rguenther@suse.de>
1662 PR tree-optimization/47632
1663 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
1664 unused up_to_stmt parameter, return whether cfg-cleanup is
1665 necessary, remove EH info properly.
1666 (forward_propagate_into_gimple_cond): Adjust caller.
1667 (forward_propagate_into_cond): Likewise.
1668 (forward_propagate_comparison): Likewise.
1669 (tree_ssa_forward_propagate_single_use_vars): Make
1670 forward_propagate_comparison case similar to the two others.
1672 2011-02-08 Nick Clifton <nickc@redhat.com>
1674 * config/mn10300/mn10300.opt (mliw): New command line option.
1675 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
1676 (liw_bundling): New automaton.
1677 (liw): New attribute.
1678 (liw_op): New attribute.
1679 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
1680 (movsi_internal): Add LIW attributes.
1684 (addsi3): Separate register and immediate alternatives.
1689 (lshrsi3): Likewise.
1690 (ashrsi3): Likewise.
1692 * config/mn10300/mn10300.c (liw_op_names): New
1693 (mn10300_print_operand): Handle 'W' operand descriptor.
1694 (extract_bundle): New function.
1695 (check_liw_constraints): New function.
1696 (liw_candidate): New function.
1697 (mn10300_bundle_liw): New function.
1698 (mn10300_reorg): New function.
1699 (TARGET_MACHINE_DEPENDENT_REORG): Define.
1700 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
1701 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
1702 __LIW__ or __NO_LIW__.
1703 * doc/invoke.texi: Describe the -mliw command line option.
1705 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1707 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
1708 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1709 pthread_mutex_unlock): Remove.
1710 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
1711 * config/pa/t-pa64: Likewise.
1712 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
1713 shared libc if not linking against libpthread.
1714 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
1716 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
1719 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
1720 on 10.6 and later to ensure that we always use the unwinder from
1721 the system. Only add -no_compact_unwind when tarteting darwin
1724 2011-02-07 Steve Ellcey <sje@cup.hp.com>
1727 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
1728 (vec_interleave_lowv2sf): Ditto.
1729 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
1730 (vec_extract_oddv2sf): Ditto.
1732 2011-02-07 Mike Stump <mikestump@comcast.net>
1735 Add __ieee_divdc3 entry point.
1736 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
1738 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
1739 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
1740 * config/darwin.c (darwin_rename_builtins): Add.
1741 * config/darwin-protos.h (darwin_rename_builtins): Add.
1743 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1746 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
1749 2011-02-07 Mike Stump <mikestump@comcast.net>
1751 * config/darwin.opt (mmacosx-version-min): Update default OS version.
1753 2011-02-07 Denis Chertykov <chertykov@gmail.com>
1756 * config/avr/libgcc.S (exit): Move .endfunc
1758 2011-02-07 Richard Guenther <rguenther@suse.de>
1760 PR tree-optimization/47615
1761 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
1762 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
1763 (run_scc_vn): Initialize it.
1764 (visit_reference_op_load): Use it.
1765 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
1767 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1769 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
1770 DImode trapping arithmetic libfuncs.
1772 2011-02-07 Richard Guenther <rguenther@suse.de>
1774 PR tree-optimization/47621
1775 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
1777 (execute_update_addresses_taken): ... here. Make it more
1778 conservative in what we accept.
1780 2011-02-06 Joseph Myers <joseph@codesourcery.com>
1782 * config/sparc/freebsd.h (ASM_SPEC): Define.
1783 * config/sparc/vxworks.h (ASM_SPEC): Define.
1785 2011-02-06 Joseph Myers <joseph@codesourcery.com>
1787 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
1789 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
1791 * doc/invoke.texi: Remove reference to compiler internals from
1794 * reg-notes.def: Remove REG_VALUE_PROFILE.
1795 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
1797 2011-02-05 Jakub Jelinek <jakub@redhat.com>
1800 * varasm.c (default_section_type_flags): If decl is NULL,
1801 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
1803 2011-02-05 Jie Zhang <jie@codesourcery.com>
1806 * web.c (entry_register): Don't clobber the number of the
1807 first uninitialized reference in used[].
1809 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
1811 PR tree-optimization/46194
1812 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
1813 (build_classic_dist_vector_1): Do not represent classic distance
1814 vectors when the access functions are variating in different loops.
1816 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1818 * config/mips/iris6.opt: New.
1819 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
1821 2011-02-04 Richard Henderson <rth@redhat.com>
1822 Steve Ellcey <sje@cup.hp.com>
1825 * config/ia64/predicates.md (mux1_brcst_element): New.
1826 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
1827 * config/ia64/ia64.c (ia64_unpack_assemble): New.
1828 (ia64_unpack_sign): New.
1829 (ia64_expand_unpack): Rewrite using new routines.
1830 (ia64_expand_widen_sum): Ditto.
1831 (ia64_expand_dot_prod_v8qi): Ditto.
1832 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
1833 routines, add endian check.
1834 (pmpy2_even): Rename from pmpy2_r, add endian check.
1835 (pmpy2_odd): Rename from pmpy2_l, add endian check.
1836 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
1837 (vec_widen_smult_hi_v4hi): Ditto.
1838 (vec_widen_umult_lo_v4hi): Ditto.
1839 (vec_widen_umult_hi_v4hi): Ditto.
1840 (mulv2si3): Change endian checks.
1841 (sdot_prodv4hi): Rewrite with new calls.
1842 (udot_prodv4hi): New.
1843 (vec_pack_ssat_v4hi): Add endian check.
1844 (vec_pack_usat_v4hi): Ditto.
1845 (vec_pack_ssat_v2si): Ditto.
1846 (max1_even): Rename from max1_r, add endian check.
1847 (max1_odd): Rename from max1_l, add endian check.
1848 (*mux1_rev): Format change.
1850 (*mux1_shuf): Ditto.
1852 (*mux1_brcst_v8qi): Use new predicate.
1853 (vec_extract_evenv8qi): Remove endian check.
1854 (vec_extract_oddv8qi): Ditto.
1855 (vec_interleave_lowv4hi): Format change.
1856 (vec_interleave_highv4hi): Ditto.
1857 (mix2_even): Rename from mix2_r, add endian check.
1858 (mix2_odd): Rename from mux2_l, add endian check.
1859 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
1860 (vec_extract_evenodd_helper): Format change.
1861 (vec_extract_evenv4hi): Remove endian check.
1862 (vec_extract_oddv4hi): Remove endian check.
1863 (vec_interleave_lowv2si): Format change.
1864 (vec_interleave_highv2si): Format change.
1865 (vec_initv2si): Remove endian check.
1866 (vecinit_v2si): Add endian check.
1867 (reduc_splus_v2sf): Add endian check.
1868 (reduc_smax_v2sf): Ditto.
1869 (reduc_smin_v2sf): Ditto.
1870 (vec_initv2sf): Remove endian check.
1871 (fpack): Add endian check.
1872 (fswap): Add endian check.
1873 (vec_interleave_highv2sf): Add endian check.
1874 (vec_interleave_lowv2sf): Add endian check.
1875 (fmix_lr): Add endian check.
1876 (vec_setv2sf): Format change.
1877 (*vec_extractv2sf_0_be): Use shift to extract operand.
1878 (*vec_extractv2sf_1_be): New.
1879 (vec_pack_trunc_v4hi): Add endian check.
1880 (vec_pack_trunc_v2si): Format change.
1882 2011-02-04 Jakub Jelinek <jakub@redhat.com>
1885 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
1886 do bb, locus and block comparison and disallow loads if it is not set.
1887 (stmt_is_replaceable_p): New function.
1888 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
1890 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
1891 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
1893 * tree-flow.h (stmt_is_replaceable_p): New prototype.
1895 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1897 * config/rs6000/xilinx.opt: New.
1898 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
1900 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1902 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
1904 2011-02-03 Anatoly Sokolov <aesok@post.ru>
1906 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
1907 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1908 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
1909 secondary_reload_info, xtensa_secondary_reload): Remove.
1910 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
1911 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1912 (xtensa_preferred_reload_class): Make static. Change return and
1913 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
1914 Use CONST_DOUBLE_P predicate.
1915 (xtensa_preferred_output_reload_class): New function.
1916 (xtensa_secondary_reload): Make static.
1918 2011-02-03 Joseph Myers <joseph@codesourcery.com>
1920 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
1921 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
1922 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
1924 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1927 * output.h (SECTION_RELRO): Define.
1928 (SECTION_MACH_DEP): Adjust.
1929 (get_variable_section): New prototype.
1930 * varpool.c (varpool_finalize_named_section_flags): New function.
1931 (varpool_assemble_pending_decls): Call it.
1932 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
1933 * cgraphunit.c (cgraph_output_in_order): Call
1934 varpool_finalize_named_section_flags.
1935 * varasm.c (get_section): Allow section flags conflicts between
1936 relro and read-only sections if the section hasn't been declared yet.
1937 Set SECTION_OVERRIDE after diagnosing section type conflict.
1938 (get_variable_section): No longer static.
1939 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
1940 readonly sections that need relocations.
1941 (decl_readonly_section_1): New function.
1942 (decl_readonly_section): Use it.
1945 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
1946 Steve Ellcey <sje@cup.hp.com>
1949 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
1950 if section attribute used.
1952 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1954 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
1955 * config/darwin.c (SECTION_NO_ANCHOR): Define.
1956 (darwin_init_sections): Remove assertion.
1958 2011-02-03 Nick Clifton <nickc@redhat.com>
1960 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
1962 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
1963 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
1964 instead of "n" and "pz".
1965 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
1968 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1971 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
1972 fma, expand FMA_EXPR as fma{,f,l} call.
1975 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
1976 copy them into a unsigned char variable and pass address of it to
1977 lto_output_data_stream.
1980 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
1981 around backend_init_target and lang_dependent_init_target calls.
1982 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
1983 (verify_cgraph_node): Don't call set_cfun here. Use
1984 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
1985 Set error_found for incorrectly represented calls to thunks.
1987 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1990 PR rtl-optimization/43494
1991 * rtl.h (for_each_inc_dec_fn): New type.
1992 (for_each_inc_dec): Declare.
1993 * rtlanal.c (struct for_each_inc_dec_ops): New type.
1994 (for_each_inc_dec_find_inc_dec): New fn.
1995 (for_each_inc_dec_find_mem): New fn.
1996 (for_each_inc_dec): New fn.
1997 * dse.c (struct insn_size): Remove.
1998 (replace_inc_dec, replace_inc_dec_mem): Remove.
1999 (emit_inc_dec_insn_before): New fn.
2000 (check_for_inc_dec): Use it, along with for_each_inc_dec.
2001 (canon_address): Pass mem modes to cselib_lookup.
2002 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
2003 (cselib_lookup_from_insn): Likewise.
2004 (cselib_subst_to_values): Likewise.
2005 * cselib.c (find_slot_memmode): New var.
2006 (cselib_find_slot): New fn. Use it instead of
2007 htab_find_slot_with_hash everywhere.
2008 (entry_and_rtx_equal_p): Use find_slot_memmode.
2009 (autoinc_split): New fn.
2010 (rtx_equal_for_cselib_p): Rename and implement in terms of...
2011 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
2012 Deal with autoinc. Special-case recursion into MEMs.
2013 (cselib_hash_rtx): Likewise.
2014 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
2015 address and MEM modes.
2016 (cselib_subst_to_values): Add memmode, pass it on.
2018 (cselib_lookup): Add memmode argument, pass it on.
2019 (cselib_lookup_from_insn): Add memmode.
2020 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
2021 (struct cselib_record_autoinc_data): New.
2022 (cselib_record_autoinc_cb): New fn.
2023 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
2024 mode to cselib_lookup. Reset autoinced REGs here instead of...
2025 (cselib_process_insn): ... here.
2026 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
2028 (add_uses): Likewise, also to cselib_subst_to_values.
2029 (add_stores): Likewise.
2030 * sched-deps.c (add_insn_mem_dependence): Pass mode to
2031 cselib_subst_to_values.
2032 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
2033 * gcse.c (do_local_cprop): Adjusted.
2034 * postreload.c (reload_cse_simplify_set): Adjusted.
2035 (reload_cse_simplify_operands): Adjusted.
2036 * sel-sched-dump (debug_mem_addr_value): Pass mode.
2038 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2040 PR tree-optimization/45122
2041 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
2042 unsafe assumptions when there's more than one loop exit.
2044 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2047 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
2048 Document using vector double with the load/store builtins, and
2049 that the load/store builtins always use Altivec instructions.
2051 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
2052 to use altivec memory instructions, even on VSX.
2053 (vector_altivec_store_<mode>): Ditto.
2055 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
2058 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2059 V2DF, V2DI support to load/store overloaded builtins.
2061 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
2062 altivec load/store builtins for V2DF/V2DI types.
2064 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
2065 set avoid indexed addresses on power6 if -maltivec.
2066 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
2067 vector_altivec_load/vector_altivec_store builtins.
2068 (altivec_expand_st_builtin): Ditto.
2069 (altivec_expand_builtin): Add VSX memory builtins.
2070 (rs6000_init_builtins): Add V2DI types to internal types.
2071 (altivec_init_builtins): Add support for V2DF/V2DI altivec
2072 load/store builtins.
2073 (rs6000_address_for_altivec): Insure memory address is appropriate
2076 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
2077 vec_vsx_ld and vec_vsx_st.
2078 (vsx_store_<mode>): Ditto.
2080 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
2081 variables to hold long long types for VSX vector memory builtins.
2082 (RS6000_BTI_unsigned_long_long): Ditto.
2083 (long_long_integer_type_internal_node): Ditti.
2084 (long_long_unsigned_type_internal_node): Ditti.
2086 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
2087 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
2088 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
2090 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
2092 (vec_vsx_st): Ditto.
2094 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2096 * config/pa/pa-hpux10.opt: New.
2097 * config/hpux11.opt (pthread): New Driver option.
2098 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
2099 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
2101 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2103 * config/ia64/vms.opt: New.
2104 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
2106 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2109 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
2110 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
2111 generator functions.
2112 (vsx_floatuns<VSi><mode>2): Ditto.
2113 (vsx_fix_trunc<mode><VSi>2): Ditto.
2114 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
2116 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2118 * config/i386/djgpp.opt (posix): New Driver option.
2120 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2122 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
2123 Move to the unsupported targets list.
2125 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
2127 PR rtl-optimization/47525
2128 * df-scan.c: Update copyright years.
2129 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
2130 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
2132 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2134 * config/i386/sysv4.h (TARGET_VERSION): Remove.
2135 (SUBTARGET_RETURN_IN_MEMORY): Remove.
2136 (ASM_OUTPUT_ASCII): Remove.
2137 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
2139 2011-02-02 Jeff Law <law@redhat.com>
2142 * reload.c (find_reloads_address): Handle reg+d address where both
2143 components are invalid by reloading the entire address.
2145 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2146 Richard Guenther <rguenther@suse.de>
2148 PR tree-optimization/40979
2150 * passes.c (init_optimization_passes): After LIM call copy_prop
2151 and DCE to clean up.
2152 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
2154 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2156 PR tree-optimization/47576
2157 PR tree-optimization/47555
2158 * doc/invoke.texi (scev-max-expr-complexity): Documented.
2159 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2160 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
2161 * tree-scalar-evolution.c (follow_ssa_edge): Use
2162 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
2164 2011-02-02 Richard Guenther <rguenther@suse.de>
2166 PR tree-optimization/47566
2167 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
2169 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2173 * tree-inline.c (declare_return_variable): Remove unused caller
2178 * tree-flow-inline.h (clear_is_used, is_used_p): New.
2179 * cfgexpand.c (account_used_vars_for_block): Use them.
2180 * tree-nrv.c (tree_nrv): Likewise.
2181 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
2182 (dump_scope_block): Likewise.
2183 (remove_unused_locals): Likewise.
2187 * tree-inline.c (declare_return_variable): Add result decl to
2188 local decls only once.
2189 * gimple-low.c (record_vars_into): Mark newly-created variables
2192 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2198 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2200 (no_real_insns_p, schedule_block, set_priorities): Drop special
2201 treatment of boundary debug insns.
2202 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2203 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
2204 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2205 (BOUNDARY_DEBUG_INSN_P): Likewise.
2206 (SCHEDULE_DEBUG_INSN_P): Likewise.
2207 * sched-rgn.c (init_ready_list): Drop special treatment of
2208 boundary debug insns.
2209 * final.c (rest_of_clean_state): Clear notes' BB.
2211 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2213 * config/openbsd.opt (assert=): New Driver option.
2215 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2217 * config/i386/nto.opt: New.
2218 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
2220 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2222 * config/i386/netware.opt: New.
2223 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
2225 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2227 * config/interix.opt (posix): New Driver option.
2229 2011-02-01 DJ Delorie <dj@redhat.com>
2231 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
2233 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
2236 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
2238 PR tree-optimization/47561
2239 * toplev.c (process_options): Print the Graphite flags. Add
2240 flag_loop_flatten to the list of options requiring Graphite.
2242 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2244 * config/i386/cygming.opt (posix): New Driver option.
2246 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2248 * config/arm/vxworks.opt: New.
2249 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
2251 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2253 * config/alpha/elf.opt: New.
2254 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
2255 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
2257 2011-02-01 Richard Guenther <rguenther@suse.de>
2259 PR tree-optimization/47559
2260 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
2261 store-motion on references that can throw.
2263 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
2265 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
2266 * tree-pass.h (TDF_CSELIB): New macro.
2267 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
2268 cselib_lookup): Check for it rather than for TDF_DETAILS.
2270 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
2273 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
2276 * opts.c (finish_options): Don't add x_aux_base_name if it is
2279 2011-02-01 Richard Guenther <rguenther@suse.de>
2281 PR tree-optimization/47555
2283 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
2285 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2287 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
2290 * config/lm32/t-lm32: Add multilib for all CPU options.
2292 2011-02-01 Richard Guenther <rguenther@suse.de>
2294 PR tree-optimization/47541
2295 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2296 sure to have a field at offset zero.
2298 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2300 * config/arc/arc.opt (EB, EL): New Driver options.
2302 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2304 * config/alpha/osf5.opt: New.
2305 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
2307 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2309 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
2311 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
2313 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
2315 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
2316 is an alias of -floop-interchange and that it requires the
2317 Graphite infrastructure.
2318 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
2319 flag_loop_interchange based on the value of flag_tree_loop_linear.
2321 2011-01-31 Jakub Jelinek <jakub@redhat.com>
2322 Richard Guenther <rguenther@suse.de>
2324 PR tree-optimization/47538
2325 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
2326 type instead of r1type, except for comparisons. For right
2327 shifts and comparisons punt if there are mismatches in
2328 sizetype vs. non-sizetype types.
2330 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2332 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2335 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2337 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
2339 * configure: Regenerate.
2341 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2343 * configure.ac (gcc_cv_ld_static_option): Define.
2344 (gcc_cv_ld_dynamic_option): Define.
2345 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
2347 (HAVE_LD_STATIC_DYNAMIC): Update message.
2348 (LD_STATIC_OPTION): Define.
2349 (LD_DYNAMIC_OPTION): Define.
2350 * configure: Regenerate.
2351 * config.in: Regenerate.
2352 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
2353 HAVE_LD_STATIC_DYNAMIC]: Use them.
2355 2011-01-31 Nick Clifton <nickc@redhat.com>
2357 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
2358 registers inside interrupt handlers if the handler is not a leaf
2361 2011-01-31 Nick Clifton <nickc@redhat.com>
2363 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
2364 reg_renumber returning an INVALID_REGNUM.
2366 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2369 * doc/install.texi: Document host options discarded when cross
2370 configuring target libraries.
2372 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2375 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2378 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2380 (no_real_insns_p, schedule_block, set_priorities): Drop special
2381 treatment of boundary debug insns.
2382 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2383 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2384 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2385 (BOUNDARY_DEBUG_INSN_P): Likewise.
2386 (SCHEDULE_DEBUG_INSN_P): Likewise.
2387 * sched-rgn.c (init_ready_list): Drop special treatment of
2388 boundary debug insns.
2389 * final.c (rest_of_clean-state): Clear notes' BB.
2391 2011-01-31 Alan Modra <amodra@gmail.com>
2393 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
2394 toc relative expressions as we do in print_operand_address.
2396 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
2398 * doc/extend.texi: Follow spelling conventions.
2399 * doc/invoke.texi: Fix a typo.
2401 2011-01-30 Joseph Myers <joseph@codesourcery.com>
2403 * config/hpux11.opt: New.
2404 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
2405 ia64*-*-hpux*): Use hpux11.opt.
2407 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
2409 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
2412 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2414 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
2417 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2419 * doc/install.texi (Binaries): Remove outdated reference for
2420 Motorola 68HC11/68HC12 downloads.
2422 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2424 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
2427 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
2430 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
2433 2011-01-28 Ahmad Sharif <asharif@google.com>
2435 * value-prof.c (check_counter): Corrected error message.
2437 2011-01-29 Jie Zhang <jie@codesourcery.com>
2439 * config/arm/arm.c (arm_legitimize_reload_address): New.
2440 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
2441 arm_legitimize_reload_address.
2442 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
2444 2011-01-28 Ian Lance Taylor <iant@google.com>
2446 * godump.c (go_define): Ignore macros whose definitions include
2447 two adjacent operands.
2449 2011-01-28 Jakub Jelinek <jakub@redhat.com>
2452 * varasm.c (force_const_mem): Store copy of x in desc->constant
2453 instead of x itself.
2454 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
2455 itself into REG_EQUAL note.
2457 2011-01-28 Joseph Myers <joseph@codesourcery.com>
2459 * config/freebsd.opt (posix, rdynamic): New Driver options.
2461 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2463 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
2465 * configure: Regenerate.
2467 2011-01-27 Joseph Myers <joseph@codesourcery.com>
2469 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
2470 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
2472 2011-01-27 Anatoly Sokolov <aesok@post.ru>
2474 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
2475 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
2476 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
2477 (s390_preferred_reload_class): Make static. Change return and
2478 'rclass' argument type to reg_class_t.
2480 2011-01-27 Jan Hubicka <jh@suse.cz>
2483 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
2484 (process_function_and_variable_attributes): Check defined weakrefs.
2486 2011-01-27 Martin Jambor <mjambor@suse.cz>
2488 PR tree-optimization/47228
2489 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
2490 build_ref_for_offset.
2492 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2494 * config/spu/spu-elf.h (ASM_SPEC): Remove.
2496 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
2498 PR rtl-optimization/46856
2499 * postreload.c (reload_combine_recognize_const_pattern): Do not
2500 separate cc0 setter and user on cc0 targets.
2502 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
2505 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
2506 passed a VOID_TYPE expression, immediately emit an error and
2507 return error_mark_node.
2509 2011-01-26 Jeff Law <law@redhat.com>
2511 PR rtl-optimization/47464
2512 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
2513 rather than may_trap_p as needed.
2515 2011-01-26 DJ Delorie <dj@redhat.com>
2517 PR rtl-optimization/46878
2518 * combine.c (insn_a_feeds_b): Check for the implicit cc0
2519 setter/user dependency as well.
2521 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
2523 PR rtl-optimization/44469
2524 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
2525 after removing trivially dead basic blocks.
2527 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2529 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
2530 * config/frv/frv.h (LINK_SPEC): Likewise.
2531 * config/i386/netware.h (LINK_SPEC): Likewise.
2532 * config/m68k/linux.h (ASM_SPEC): Likewise.
2533 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2534 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2535 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2536 * config/sparc/linux.h (ASM_SPEC): Likewise.
2537 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2538 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2540 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2542 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
2543 * config/frv/frv.h (ASM_SPEC): Likewise.
2544 * config/m68k/linux.h (ASM_SPEC): Likewise.
2545 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2546 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
2547 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2548 * config/sparc/linux.h (ASM_SPEC): Likewise.
2549 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2550 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2552 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2554 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
2555 * config/frv/frv.h (LINK_SPEC): Likewise.
2556 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2558 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2560 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
2561 * config/frv/frv.h (ASM_SPEC): Likewise.
2562 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
2563 * config/m68k/linux.h (ASM_SPEC): Likewise.
2564 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2565 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
2566 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2567 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
2568 * config/sparc/linux.h (ASM_SPEC): Likewise.
2569 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2570 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2571 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
2573 2011-01-26 Steve Ellcey <sje@cup.hp.com>
2576 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
2578 (vec_extract_evenodd_help): Ditto.
2579 (vec_extract_evenv4hi): Ditto.
2580 (vec_extract_oddv4hi): Ditto.
2581 (vec_interleave_lowv2si): Ditto.
2582 (vec_interleave_highv2si): Ditto.
2583 (vec_extract_evenv2si): Ditto.
2584 (vec_extract_oddv2si: Ditto.
2585 (vec_pack_trunc_v2si): Ditto.
2587 2011-01-22 Jan Hubicka <jh@suse.cz>
2590 * cgraph.h (cgraph_local_info): New field can_change_signature.
2591 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
2592 signature can change.
2593 (ipcp_estimate_growth): Call sequence simplify only if calle signature
2595 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
2596 (cgraph_function_versioning): We can not change signature of functions
2597 that don't allow that.
2598 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
2599 (lto_input_node): Likewise.
2600 * ipa-inline.c (compute_inline_parameters): Compute
2601 local.can_change_signature.
2602 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
2603 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
2604 functions that can not change signature.
2605 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
2606 init_cumulative_args): Do not use local calling conventions
2607 for functions that can not change signature.
2609 2011-01-22 Jan Hubicka <jh@suse.cz>
2611 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
2613 2011-01-26 Richard Guenther <rguenther@suse.de>
2615 PR tree-optimization/47190
2616 * cgraphunit.c (process_common_attributes): New function.
2617 (process_function_and_variable_attributes): Use it.
2619 2011-01-26 Richard Guenther <rguenther@suse.de>
2622 * cgraphbuild.c (record_eh_tables): Record reference to personality
2625 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
2628 * sel-sched.c (moveup_expr): Don't let debug insns prevent
2629 non-debug insns from moving up.
2631 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
2634 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
2635 t-dlldir{,-x} fragment for build and add it to tmake_file.
2636 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
2637 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
2638 * config/i386/t-dlldir: New file.
2639 (SHLIB_DLLDIR): Define.
2640 * config/i386/t-dlldir-x: New file.
2641 (SHLIB_DLLDIR): Define.
2642 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
2643 (SHLIB_INSTALL): Use it.
2645 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
2648 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
2649 lower bound of the allowed Thumb-2 coprocessor load/store
2650 index range to -256. Add explaining comment.
2652 2011-01-25 Ian Lance Taylor <iant@google.com>
2654 * godump.c (go_define): Improve lexing of macro expansion to only
2655 accept expressions which match Go spec.
2657 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
2660 * tree.c (handle_dll_attribute): Handle it.
2661 * doc/extend.texi (@item dllexport): Mention it.
2662 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
2664 2011-01-25 Ian Lance Taylor <iant@google.com>
2666 PR tree-optimization/26854
2667 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
2668 (decl_jump_unsafe): Move higher in file, with no other change.
2669 (bind): Set has_jump_unsafe_decl if appropriate.
2670 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
2671 (check_earlier_gotos): Likewise.
2672 (c_check_switch_jump_warnings): Likewise.
2674 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
2676 * doc/invoke.texi (Warning Options): Add missing hyphen.
2677 (-fprofile-dir): Minor grammatical fixes.
2678 (-fbranch-probabilities): Likewise.
2680 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2684 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2686 (no_real_insns_p, schedule_block, set_priorities): Drop special
2687 treatment of boundary debug insns.
2688 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2689 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2690 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2691 (BOUNDARY_DEBUG_INSN_P): Likewise.
2692 (SCHEDULE_DEBUG_INSN_P): Likewise.
2693 * sched-rgn.c (init_ready_list): Drop special treatment of
2694 boundary debug insns.
2695 * final.c (rest_of_clean-state): Clear notes' BB.
2697 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2699 * Makefile.in (LAMBDA_H): Removed.
2700 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
2701 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
2702 lambda-trans.o, and tree-loop-linear.o.
2703 (lto-symtab.o): Remove dependence on LAMBDA_H.
2704 (tree-loop-linear.o): Remove rule.
2705 (lambda-mat.o): Same.
2706 (lambda-trans.o): Same.
2707 (lambda-code.o): Same.
2708 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
2709 (tree-vect-slp.o): Same.
2710 * hwint.h (gcd): Moved here.
2711 (least_common_multiple): Same.
2712 * lambda-code.c: Removed.
2713 * lambda-mat.c: Removed.
2714 * lambda-trans.c: Removed.
2715 * lambda.h: Removed.
2716 * tree-loop-linear.c: Removed.
2717 * lto-symtab.c: Do not include lambda.h.
2718 * omega.c (gcd): Removed.
2719 * passes.c (init_optimization_passes): Remove pass_linear_transform.
2720 * tree-data-ref.c (print_lambda_vector): Moved here.
2721 (lambda_vector_copy): Same.
2722 (lambda_matrix_copy): Same.
2723 (lambda_matrix_id): Same.
2724 (lambda_vector_first_nz): Same.
2725 (lambda_matrix_row_add): Same.
2726 (lambda_matrix_row_exchange): Same.
2727 (lambda_vector_mult_const): Same.
2728 (lambda_vector_negate): Same.
2729 (lambda_matrix_row_negate): Same.
2730 (lambda_vector_equal): Same.
2731 (lambda_matrix_right_hermite): Same.
2732 * tree-data-ref.h: Do not include lambda.h.
2733 (lambda_vector): Moved here.
2734 (lambda_matrix): Same.
2735 (dependence_level): Same.
2736 (lambda_transform_legal_p): Removed declaration.
2737 (lambda_collect_parameters): Same.
2738 (lambda_compute_access_matrices): Same.
2739 (lambda_vector_gcd): Same.
2740 (lambda_vector_new): Same.
2741 (lambda_vector_clear): Same.
2742 (lambda_vector_lexico_pos): Same.
2743 (lambda_vector_zerop): Same.
2744 (lambda_matrix_new): Same.
2745 * tree-flow.h (least_common_multiple): Removed declaration.
2746 * tree-parloops.c (lambda_trans_matrix): Moved here.
2748 (LTM_ROWSIZE): Same.
2749 (LTM_COLSIZE): Same.
2750 (LTM_DENOMINATOR): Same.
2751 (lambda_trans_matrix_new): Same.
2752 (lambda_matrix_vector_mult): Same.
2753 (lambda_transform_legal_p): Same.
2754 * tree-pass.h (pass_linear_transform): Removed declaration.
2755 * tree-ssa-loop.c (tree_linear_transform): Removed.
2756 (gate_tree_linear_transform): Removed.
2757 (pass_linear_transform): Removed.
2758 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
2759 flag_loop_interchange.
2761 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2763 PR tree-optimization/47265
2764 PR tree-optimization/47443
2765 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
2766 if name still has some uses.
2768 2011-01-25 Martin Jambor <mjambor@suse.cz>
2770 PR tree-optimization/47382
2771 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
2772 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
2774 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
2776 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
2777 sjlj_except_unwind_info.
2779 2011-01-25 Richard Guenther <rguenther@suse.de>
2781 PR tree-optimization/47426
2782 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
2783 visible functions results escape.
2785 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2788 * config/arm/arm.c (any_sibcall_uses_r3): New function.
2789 (arm_get_frame_offsets): Use it.
2791 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2792 Jakub Jelinek <jakub@redhat.com>
2794 PR tree-optimization/47271
2795 * tree-if-conv.c (bb_postdominates_preds): New.
2796 (if_convertible_bb_p): Call bb_postdominates_preds.
2797 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
2798 (predicate_scalar_phi): Call bb_postdominates_preds.
2800 2011-01-25 Nick Clifton <nickc@redhat.com>
2802 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
2803 * config/rx/rx.c (rx_function_value): Likewise.
2804 (rx_promote_function_mode): Likewise.
2805 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
2806 in order to make it legitimate.
2807 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
2808 make sure that the first operand is the same as the result register.
2809 (addsi3_unspec): Delete.
2810 (subdi3): Do not accept immediate operands.
2811 (subdi3_internal): Likewise.
2813 2011-01-25 Jeff Law <law@redhat.com>
2815 PR rtl-optimization/37273
2816 * ira-costs.c (scan_one_insn): Detect constants living in memory and
2817 handle them like argument loads from stack slots. Do not double
2818 count memory for memory constants and argument loads from stack slots.
2820 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2822 PR tree-optimization/47427
2823 PR tree-optimization/47428
2824 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2825 coalesce if the new root var would be TREE_READONLY.
2827 2011-01-25 Richard Guenther <rguenther@suse.de>
2830 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
2831 correct type for TBAA.
2833 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2835 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
2836 (close_phi_written_to_memory): Call for_each_index with
2837 dr_indices_valid_in_loop.
2839 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2841 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
2842 when it is initialized.
2844 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2846 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
2847 call to graphite_find_data_references_in_stmt.
2848 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
2849 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
2850 call to graphite_find_data_references_in_stmt.
2851 (analyze_drs_in_stmts): Same.
2852 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
2853 in which the scalar analysis of indices is performed.
2854 (create_data_ref): Same. Update call to dr_analyze_indices.
2855 (find_data_references_in_stmt): Update call to create_data_ref.
2856 (graphite_find_data_references_in_stmt): Same.
2857 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
2859 (create_data_ref): Same.
2860 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
2861 call to create_data_ref.
2863 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2865 * graphite-sese-to-poly.c (build_poly_scop): Move
2866 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
2868 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2870 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
2871 VAR_DECL, PARM_DECL, and RESULT_DECL.
2873 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2875 * graphite-dependences.c (reduction_dr_1): Allow several reductions
2877 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
2878 that have already been marked as PBB_IS_REDUCTION.
2880 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2882 * graphite-scop-detection.c (same_close_phi_node): New.
2883 (remove_duplicate_close_phi): New.
2884 (make_close_phi_nodes_unique): New.
2885 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
2887 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2889 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
2890 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
2891 of both data references to be the same.
2893 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2895 * graphite-dependences.c (build_lexicographical_constraint): Remove
2897 (build_lexicographical_constraint): Adjust call to
2898 ppl_powerset_is_empty.
2899 (dependence_polyhedron): Same.
2900 (graphite_legal_transform_dr): Same.
2901 (graphite_carried_dependence_level_k): Same.
2902 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
2904 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
2906 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2908 * graphite-sese-to-poly.c
2909 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
2910 (close_phi_written_to_memory): New.
2911 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
2914 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2916 * doc/install.texi: Update the expected version number of PPL to 0.11.
2917 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
2918 #if PPL_VERSION_MINOR < 11.
2920 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2922 * graphite-dependences.c: Include graphite-cloog-util.h.
2923 (new_poly_ddr): Inlined into dependence_polyhedron.
2924 (free_poly_ddr): Moved close by new_poly_ddr.
2925 (dependence_polyhedron_1): Renamed dependence_polyhedron.
2926 Early return NULL when ppl_powerset_is_empty returns true.
2927 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
2928 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
2929 (graphite_legal_transform_dr): Call new_poly_ddr.
2930 (graphite_carried_dependence_level_k): Same.
2931 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
2932 (dot_transformed_deps_stmt_1): Removed.
2933 (dot_deps_stmt_1): Call dot_deps_stmt_2.
2934 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
2935 (dot_deps_1): Call dot_deps_2.
2936 * Makefile.in (graphite-dependences.o): Add missing dependence on
2937 graphite-cloog-util.h.
2939 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2941 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
2942 (build_lexicographical_constraint): Same.
2943 (dependence_polyhedron_1): Same.
2944 (graphite_legal_transform_dr): Same.
2945 (graphite_carried_dependence_level_k): Same.
2946 * graphite-ppl.c (ppl_powerset_is_empty): New.
2947 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
2948 * tree-data-ref.c (dump_data_reference): Print the basic block index.
2950 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2952 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
2953 the "a followed by b" relation and document it.
2955 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2957 * graphite-dependences.c (build_lexicographical_constraint): Stop the
2958 iteration when the bag of constraints is empty.
2960 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2962 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
2964 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2966 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
2967 nest and two loop depths as parameters.
2968 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
2969 lst_perfect_nestify.
2971 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2973 * graphite-dependences.c (print_pddr): Call
2974 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
2976 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2978 * graphite-ppl.c (debug_gmp_value): New.
2979 * graphite-ppl.h (debug_gmp_value): Declared.
2981 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
2983 * doc/install.texi: Document availability of cloog-0.16.
2985 2011-01-25 Vladimir Kargov <kargov@gmail.com>
2987 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
2988 invalid postdominance info.
2990 2011-01-24 Jan Hubicka <jh@suse.cz>
2993 * doc/extend.texi (weak pragma): Drop claim that it must
2994 appear before definition.
2995 * varasm.c (merge_weak, declare_weak): Only sanity check
2996 that DECL is not output at a time it is declared weak.
2998 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
3000 * machmode.def: Fixed comments.
3002 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
3004 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
3006 2011-01-24 Paul Koning <ni1d@arrl.net>
3008 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
3011 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
3014 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
3015 (block_info): Add scanned and prev.
3016 (move_or_delete_vzeroupper_2): Return if the basic block
3017 has been scanned and the upper 128bit state is unchanged
3019 (move_or_delete_vzeroupper_1): Return true if the exit
3021 (move_or_delete_vzeroupper): Visit basic blocks using the
3022 work-list based algorithm based on vt_find_locations in
3025 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
3027 2011-01-24 Nick Clifton <nickc@redhat.com>
3029 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
3030 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
3031 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
3032 then define __v850e1__.
3033 * doc/invoke.texi: Document -mv850es.
3035 2011-01-24 Richard Henderson <rth@redhat.com>
3037 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
3038 compound unordered comparisons.
3039 * config/rx/rx.c (rx_split_fp_compare): Remove.
3040 * config/rx/rx-protos.h: Update.
3041 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
3042 (cbranchsf4): Don't call rx_split_fp_compare.
3043 (*cbranchsf4): Use rx_split_cbranch.
3044 (*cmpsf): Don't accept "i" constraint.
3045 (*conditional_branch): Only valid after reload.
3046 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
3048 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3051 * config/rs6000/altivec.md (vector constant splitters): Add
3052 support for creating vector single precision constants if -mvsx is
3053 used and we would create the constant using Altivec primitives.
3055 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
3056 Richard Sandiford <rdsandiford@googlemail.com>
3058 PR rtl-optimization/47166
3059 * reload1.c (emit_reload_insns): Disable the spill_reg_store
3060 mechanism for PRE_MODIFY and POST_MODIFY.
3061 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
3064 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
3066 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
3068 2011-01-22 Jan Hubicka <jh@suse.cz>
3071 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
3073 2011-01-22 Jan Hubicka <jh@suse.cz>
3075 PR tree-optimization/43884
3077 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
3078 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
3080 2011-01-22 Anatoly Sokolov <aesok@post.ru>
3082 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3083 * config/s390/s390.c (s390_register_move_cost,
3084 s390_memory_move_cost): New.
3085 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
3087 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3090 * except.c (sjlj_assign_call_site_values): Move setting the
3091 crtl->uses_eh_lsda flag to ...
3092 (sjlj_mark_call_sites): ... here.
3093 (sjlj_emit_function_enter): Support NULL dispatch label.
3094 (sjlj_build_landing_pads): In a function with no landing pads
3095 that still has must-not-throw regions, generate code to register
3096 a personality function with empty LSDA.
3098 2011-01-21 Richard Henderson <rth@redhat.com>
3100 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
3102 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
3104 * compare-elim.c: New file.
3105 * Makefile.in (OBJS-common): Add it.
3106 (compare-elim.o): New.
3107 * common.opt (fcompare-elim): New.
3108 * opts.c (default_options_table): Add OPT_fcompare_elim.
3109 * tree-pass.h (pass_compare_elim_after_reload): New.
3110 * passes.c (init_optimization_passes): Add it.
3111 * recog.h: Protect against re-inclusion.
3112 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
3113 * doc/invoke.texi (-fcompare-elim): Document it.
3114 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
3115 * doc/tm.texi: Rebuild.
3117 2011-01-22 Nick Clifton <nickc@redhat.com>
3119 * config/rx/rx.md (cstoresf4): Pass comparison operator to
3120 rx_split_fp_compare.
3122 2011-01-22 Nick Clifton <nickc@redhat.com>
3124 * config/rx/rx.md (UNSPEC_CONST): New.
3125 (deallocate_and_return): Wrap the amount popped off the stack in
3126 an UNSPEC_CONST in order to stop it being rejected by
3127 -mmax-constant-size.
3128 (pop_and_return): Add a "(return)" rtx.
3129 (call): Drop the immediate operand.
3130 (call_internal): Likewise.
3131 (call_value): Likewise.
3132 (call_value_internal): Likewise.
3133 (sibcall_internal): Likewise.
3134 (sibcall_value_internal): Likewise.
3135 (sibcall): Likewise. Generate an explicit call using
3137 (sibcall_value): Likewise.
3138 (mov<>): FAIL if a constant operand is not legitimate.
3139 (addsi3_unpsec): New pattern.
3141 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
3142 (ok_for_max_constant): New function.
3143 (gen_safe_add): New function.
3144 (rx_expand_prologue): Use gen_safe_add.
3145 (rx_expand_epilogue): Likewise.
3146 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
3149 2011-01-21 Jeff Law <law@redhat.com>
3151 PR tree-optimization/47053
3152 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
3153 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
3154 statements are deleted.
3155 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
3156 is nonempty, then purge dead edges and cleanup the CFG.
3158 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3162 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3164 * tree-dfa.c (create_var_ann): Mark variable as used.
3166 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3169 * except.c (convert_to_eh_region_ranges): Emit queued no-region
3170 notes from other section in hot/cold partitioning even if
3171 last_action is -3. Increment call_site_base.
3173 PR rtl-optimization/47366
3174 * fwprop.c (forward_propagate_into): Return bool. If
3175 any changes are made, -fnon-call-exceptions is used and
3176 REG_EH_REGION note is present, call purge_dead_edges
3177 and return true if it purged anything.
3178 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
3179 any EH edges were purged.
3181 2011-01-21 Jeff Law <law@redhat.com>
3183 PR rtl-optimization/41619
3184 * caller-save.c (setup_save_areas): Break out code to determine
3185 which hard regs are live across calls by examining the reload chains
3186 so that it is always used.
3187 Eliminate code which checked REG_N_CALLS_CROSSED.
3189 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3191 PR tree-optimization/47355
3192 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
3193 NOP has non-debug uses beyond PHIs in new_bb.
3195 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3198 * cfgexpand.c (account_used_vars_for_block): Only account vars
3199 that are annotated as used.
3200 (estimated_stack_frame_size): Don't set TREE_USED.
3201 * tree-dfa.c (create_var_ann): Mark variable as used.
3203 2011-01-21 Richard Guenther <rguenther@suse.de>
3206 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
3208 2011-01-21 Richard Guenther <rguenther@suse.de>
3210 PR tree-optimization/47365
3211 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
3212 (vn_reference_lookup_pieces): Adjust.
3213 (vn_reference_lookup): Likewise.
3214 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
3215 (vn_reference_lookup_3): Only look through kills if in
3216 VN_WALKREWRITE mode.
3217 (vn_reference_lookup_pieces): Adjust.
3218 (vn_reference_lookup): Likewise.
3219 (visit_reference_op_load): Likewise.
3220 (visit_reference_op_store): Likewise.
3221 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
3222 (compute_avail): Likewise.
3223 (eliminate): Likewise.
3225 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3227 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
3228 DECL_IGNORED_P non-reg vars if they are used.
3230 PR tree-optimization/47391
3231 * varpool.c (const_value_known_p): Return false if
3234 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
3237 * config/i386/i386.c (ix86_local_alignment): Handle
3238 case for va_list_type_node is nil.
3239 (ix86_canonical_va_list_type): Likewise.
3241 2011-01-21 Alan Modra <amodra@gmail.com>
3243 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
3244 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
3246 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3248 * config/arm/arm.md (define_attr type): Rename f_load
3249 and f_store to f_fpa_load and f_fpa_store. Update.
3250 (write_conflict): Deal with rename fallout.
3251 (*push_fp_multi): Likewise.
3252 * config/arm/fpa.md (f_load): Use f_fpa_load.
3253 (f_store): Use f_fpa_store.
3254 (*movsf_fpa): Likewise.
3255 (*movdf_fpa): Likewise.
3256 (*movxf_fpa): Likewise.
3257 (*thumb2_movsf_fpa): Likewise.
3258 (*thumb2_movdf_fpa): Likewise.
3259 (*thumb2_movxf_fpa): Likewise.
3260 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
3261 f_loadd and f_stored.
3262 (*thumb2_movdi_vfp): Likewise.
3263 (*thumb2_movsf_vfp): Fix attribute to f_loads.
3264 (*thumb2_movsi_vfp): Likewise.
3265 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
3266 Use f_loads instead of f_load.
3267 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
3269 2011-01-20 Anatoly Sokolov <aesok@post.ru>
3271 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3272 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
3273 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3274 (xtensa_mode_dependent_address_p): New function.
3275 (constantpool_address_p): Make static. Change return type to bool.
3276 Change argument type to const_rtx. Use CONST_INT_P predicate.
3278 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
3281 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
3283 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3286 * cfgexpand.c (expand_debug_expr): Instead of generating
3287 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
3290 2011-01-20 Richard Guenther <rguenther@suse.de>
3293 * tree-inline.c (remap_gimple_op_r): Recurse manually for
3294 the pointer operand of MEM_REFs.
3296 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3298 PR tree-optimization/46130
3299 * ipa-split.c (consider_split): If return_bb contains non-virtual
3300 PHIs other than for retval or if split_function would not adjust it,
3303 2011-01-20 Richard Guenther <rguenther@suse.de>
3305 PR tree-optimization/47167
3306 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3307 Revert previous change, only avoid enumeral type changes.
3309 2011-01-19 Mike Stump <mikestump@comcast.net>
3311 * doc/tm.texi.in (BRANCH_COST): Englishify.
3312 * doc/tm.texi (BRANCH_COST): Likewise.
3314 2011-01-19 Dodji Seketeli <dodji@redhat.com>
3317 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
3318 (gen_scheduled_generic_parms_dies): New functions.
3319 (gen_struct_or_union_type_die): Schedule template parameters DIEs
3320 generation for the end of CU compilation.
3321 (dwarf2out_finish): Generate template parameters DIEs here.
3323 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3326 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
3327 debug bind stmt on merge edges.
3329 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3333 * function.c (instantiate_expr): Instantiate incoming rtl of
3334 implicit arguments, and recurse on VALUE_EXPRs.
3335 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
3336 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
3338 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3340 * c-parser.c (c_parser_for_statement): Initialize
3341 collection_expression.
3343 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3345 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
3347 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3349 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
3350 (LINK_SHLIB_SPEC): Don't use %(link_path).
3351 (SUBTARGET_EXTRA_SPECS): Remove link_path.
3353 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3355 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
3356 (NO_SHARED_LIB_SUPPORT): Remove.
3357 (LINK_SHLIB_SPEC): Remove one conditional definition.
3359 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3361 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
3363 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
3364 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
3365 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
3366 %{call_shared} and conditionals on these options not being passed.
3367 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
3370 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3372 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
3375 * ipa-split.c: Spelling fixes.
3377 2011-01-19 Richard Henderson <rth@redhat.com>
3379 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
3380 (*mulsi3): Likewise.
3382 * longlong.h [__mn10300__] (count_leading_zeros): New.
3383 [__mn10300__] (umul_ppmm, smul_ppmm): New.
3384 [__mn10300__] (add_ssaaaa, subddmmss): New.
3385 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
3386 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
3388 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3390 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
3392 2011-01-19 Richard Henderson <rth@redhat.com>
3394 * config/mn10300/mn10300.md (addsi3_flags): New.
3395 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
3396 (subsi3_flags, subc_internal, subdi3): New.
3397 (subdi3_internal, *subdi3_degenerate): New.
3398 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
3400 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
3401 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
3402 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
3403 * config/mn10300/mn10300-protos.h: Update.
3404 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
3405 (return_ret): Likewise. Rename from return_internal_regs.
3406 (return_internal): Remove.
3408 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
3409 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
3410 (mn10300_legitimate_constant_p): Likewise.
3411 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
3412 (mn10300_frame_size): New.
3413 (mn10300_expand_prologue): Use it.
3414 (mn10300_expand_epilogue): Likewise.
3415 (mn10300_initial_offset): Likewise.
3416 * config/mn10300/mn10300-protos.h: Update.
3417 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
3418 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
3419 (prologue, epilogue, return_internal): Tidy output code.
3420 (mn10300_store_multiple_operation, return): Likewise.
3421 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
3422 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
3423 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
3424 (load_pic, am33_load_pic): New.
3425 (mn10300_load_pic0, mn10300_load_pic1): New.
3427 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
3428 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
3429 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
3430 (cc_flags_for_mode, cc_flags_for_code): New.
3431 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
3432 overflow flag is not valid. Validate that the flags we need
3433 for the comparison are valid.
3434 (mn10300_output_cmp): Remove.
3435 (mn10300_output_add): New.
3436 (mn10300_select_cc_mode): Use cc_flags_for_code.
3437 (mn10300_split_cbranch): New.
3438 (mn10300_match_ccmode): New.
3439 (mn10300_split_and_operand_count): New.
3440 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
3442 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
3443 (addsi3): ... here. Use mn10300_output_add.
3444 (*addsi3_flags): New.
3445 (*am33_subsi3, *mn10300_subsi3): Merge...
3446 (subsi3): ... here. Use attribute isa.
3447 (*subsi3_flags): New.
3448 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
3450 (*am33_andsi3, *mn10300_andsi3): Merge...
3452 (*andsi3_flags): New.
3453 (andsi3 splitters): New.
3454 (*am33_iorsi3, *mn10300_iorsi3): Merge...
3456 (*iorsi3_flags): New.
3457 (*am33_xorsi3, *mn10300_xorsi3): Merge...
3459 (*xorsi3_flags): New.
3460 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
3461 (one_cmplsi2): ... here.
3462 (*one_cmplsi2_flags): New.
3463 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
3464 instead of "dax" in constraints. Use mn10300_split_cbranch.
3465 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
3466 use matching constraints to eliminate a self-comparison.
3467 (*integer_conditional_branch): Rename from integer_conditional_branch.
3468 Use int_mode_flags to match CC_REG.
3469 (*cbranchsi4_btst, *btstsi): New.
3470 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
3471 mn10300_split_cbranch.
3472 (*am33_cmpsf): Rename from am33_cmpsf.
3473 (*float_conditional_branch): Rename from float_conditional_branch.
3474 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
3475 (zero_extendqisi2): ... here.
3476 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
3477 (zero_extendhisi2): ... here.
3478 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
3479 (extendqisi2): ... here.
3480 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
3481 (extendhisi2): ... here.
3482 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
3483 (ashlsi3): ... here.
3484 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
3485 (lshrsi3): ... here.
3486 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
3487 (ashrsi3): ... here.
3488 (consecutive add peephole): Remove.
3489 * config/mn10300/predicates.md (label_ref_operand): New.
3490 (int_mode_flags): New.
3491 (CCZN_comparison_operator): New.
3493 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
3494 (throughput_42_latency_43): New reservation.
3495 (mulsidi3, umulsidi3): New expanders.
3496 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
3497 the MDR register to allocation; separately allocate the low and
3498 high parts of the DImode result.
3499 (umulsidi3_internal): Similarly.
3500 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
3501 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
3502 (udivsi3, umodsi3): Remove.
3503 (udivmodsi4, divmodsi4): New expanders.
3504 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
3505 (*divmodsi4): Simiarly.
3506 (ext_internal): New.
3508 * config/mn10300/constraints.md ("z"): New constraint.
3509 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
3510 (FIXED_REGISTERS): Don't fix MDR.
3511 (CALL_USED_REGSITERS): Reformat nicely.
3512 (REG_ALLOC_ORDER): Add MDR.
3513 (enum regclass): Add MDR_REGS.
3514 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
3515 (IRA_COVER_CLASSES): Add MDR_REGS.
3516 (REGNO_REG_CLASS): Handle MDR_REG.
3517 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
3518 (mn10300_register_move_cost): Likewise.
3519 * config/mn10300/mn10300.md (MDR_REG): New.
3520 (*movsi_internal): Handle moves to/from MDR_REGS.
3522 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
3524 (mn10300_secondary_reload): Tidy combination reload classes.
3525 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
3526 addresses for AM33. Allow symbolic offsets for reg+imm.
3527 (mn10300_regno_in_class_p): New.
3528 (mn10300_legitimize_reload_address): New.
3529 * config/mn10300/mn10300.h (enum reg_class): Remove
3530 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
3531 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
3533 (REG_CLASS_NAMES): Update to match.
3534 (REG_CLASS_CONTENTS): Likewise.
3535 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
3536 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
3537 (REGNO_IN_RANGE_P): Remove.
3538 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
3539 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
3540 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
3541 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
3542 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
3543 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
3544 (REGNO_GENERAL_P): New.
3545 (HAVE_POST_MODIFY_DISP): New.
3546 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
3547 (LEGITIMIZE_RELOAD_ADDRESS): New.
3548 * config/mn10300/mn10300-protos.h: Update.
3550 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
3551 DATA_REGS for AM33 stack-pointer destination.
3552 (mn10300_preferred_output_reload_class): Likewise.
3553 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
3554 into a form appropriate for ...
3555 (TARGET_SECONDARY_RELOAD): New.
3556 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
3557 * config/mn10300/mn10300-protos.h: Update.
3558 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
3559 reload_insi; use the "A" constraint for the scratch; handle AM33
3560 moves of sp to non-address registers.
3562 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
3563 (*movqi_internal): ... here.
3564 (*am33_movhi, *mn10300_movhi): Merge into...
3565 (*movhi_internal): ... here.
3566 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
3567 as the source/destination of moves from/to SP.
3568 (movsf): Only allow for AM33-2.
3569 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
3570 any integer constant constraint. Only allow for AM33-2. Tidy
3571 all of the alternative outputs.
3572 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
3573 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
3575 (udivsi3, umodsi3): New patterns for MN103 only.
3577 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
3579 * doc/tm.texi.in: Spell out that a lack of register class unions
3581 * doc/tm.texi: Regenerate.
3583 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3585 PR rtl-optimization/47337
3586 * dce.c (check_argument_store): New function.
3587 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
3589 PR tree-optimization/47290
3590 * tree-eh.c (infinite_empty_loop_p): New function.
3591 (cleanup_empty_eh): Use it.
3593 2011-01-18 Steve Ellcey <sje@cup.hp.com>
3596 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
3597 (a64_expand_widen_sum): Ditto.
3598 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
3599 (vec_extract_evenodd_help): Ditto.
3600 (vec_extract_evenv4hi): Ditto.
3601 (vec_extract_oddv4hi): Ditto.
3602 (vec_extract_evenv2si): Ditto.
3603 (vec_extract_oddv2si): Ditto.
3604 (vec_extract_evenv2sf): Ditto.
3605 (vec_extract_oddv2sf): Ditto.
3606 (vec_pack_trunc_v4hi: Ditto.
3607 (vec_pack_trunc_v2si): Ditto.
3608 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
3609 (vec_interleave_highv8qi): Ditto.
3611 (vec_extract_oddv8qi): Ditto.
3612 (vec_interleave_lowv4hi): Ditto.
3613 (vec_interleave_highv4hi): Ditto.
3614 (vec_interleave_lowv2si): Ditto.
3615 (vec_interleave_highv2si): Ditto.
3617 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3619 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
3620 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
3621 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
3622 (pa_c_mode_for_suffix): New.
3623 (TARGET_EXPAND_BUILTIN): Define.
3624 (TARGET_C_MODE_FOR_SUFFIX): Define.
3625 (pa_builtins): Define.
3626 (pa_init_builtins): Register __float128 type and init new support
3628 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
3629 * config/pa/quadlib.c (_U_Qfcopysign): New.
3631 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
3634 * explow.c (allocate_dynamic_stack_space): Do not assume more than
3635 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
3638 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3640 PR tree-optimization/47179
3641 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
3642 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
3644 2011-01-18 Richard Guenther <rguenther@suse.de>
3646 PR rtl-optimization/47216
3647 * emit-rtl.c: Include tree-flow.h.
3648 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
3649 of replicating it with different semantics.
3650 * Makefile.in (emit-rtl.o): Adjust.
3652 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3654 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
3655 (cortex_a9_dp): Handle neon types correctly.
3657 2011-01-18 Jakub Jelinek <jakub@redhat.com>
3659 PR rtl-optimization/47299
3660 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
3661 subtarget. Use normal multiplication if both operands are constants.
3662 * expmed.c (expand_widening_mult): Don't try to optimize constant
3663 multiplication if op0 has VOIDmode. Convert op1 constant to mode
3666 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3668 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
3669 spacing after 'e.g.', typos, comma, hyphenation.
3671 2011-01-17 Richard Henderson <rth@redhat.com>
3673 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
3674 (rx_restricted_mem_operand): New.
3675 (rx_shift_operand): Use register_operand.
3676 (rx_source_operand, rx_compare_operand): Likewise.
3677 * config/rx/rx.md (addsi3_flags): New expander.
3678 (adddi3): Rewrite as expander.
3679 (adc_internal, *adc_flags, adddi3_internal): New patterns.
3680 (subsi3_flags): New expander.
3681 (subdi3): Rewrite as expander.
3682 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
3684 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
3685 (rx_init_builtins): Remove sat builtin.
3686 (rx_expand_builtin): Likewise.
3687 * config/rx/rx.md (ssaddsi3): New.
3688 (*sat): Rename from sat. Represent the CC_REG input.
3690 * config/rx/predicates.md (rshift_operator): New.
3691 * config/rx/rx.c (rx_expand_insv): Remove.
3692 * config/rx/rx-protos.h: Update.
3693 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
3694 operand to the canonical position.
3695 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
3696 (*bitclr, *bitclr_in_memory): Similarly.
3697 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
3698 (insv): Retain the zero_extract in the expansion.
3700 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
3701 (bswaphi2, bitinvert, revw): Likewise.
3703 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
3704 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
3705 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
3706 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
3707 (bitset, bitset_in_memory): Likewise.
3708 (bitinvert, bitinvert_in_memory): Likewise.
3709 (bitclr, bitclr_in_memory): Likewise.
3710 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
3711 (rx_strend, rx_cmpstrn): Likewise.
3712 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
3713 (bitop peep2 patterns): Remove.
3715 * config/rx/rx.c (rx_match_ccmode): New.
3716 * config/rx/rx-protos.h: Update.
3717 * config/rx/rx.md (abssi2): Clobber, don't set flags.
3718 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
3719 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
3720 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
3721 (fix_truncsfsi2, floatsisf2): Likewise.
3722 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
3723 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
3724 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
3725 (*subsi3_flags, *xorsi3_flags): New.
3727 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
3729 * config/rx/rx.c (rx_print_operand): Remove workaround for
3730 unsplit comparison operations.
3732 * config/rx/rx.md (movsicc): Split after reload.
3733 (*movsicc): Merge *movsieq and *movsine via match_operator.
3734 (*stcc): New pattern.
3736 * config/rx/rx.c (rx_float_compare_mode): Remove.
3737 * config/rx/rx.h (rx_float_compare_mode): Remove.
3738 * config/rx/rx.md (cstoresi4): Split after reload.
3739 (*sccc): New pattern.
3741 * config/rx/predicates.md (label_ref_operand): New.
3742 (rx_z_comparison_operator): New.
3743 (rx_zs_comparison_operator): New.
3744 (rx_fp_comparison_operator): New.
3745 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
3746 Validate that the flags are set properly for the comparison.
3747 (rx_gen_cond_branch_template): Remove.
3748 (rx_cc_modes_compatible): Remove.
3749 (mode_from_flags): New.
3750 (flags_from_code): Rename from flags_needed_for_conditional.
3751 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
3752 (rx_select_cc_mode): Likewise.
3753 (rx_split_fp_compare): New.
3754 (rx_split_cbranch): New.
3755 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
3756 (*cbranchsi4): Use match_operator and rx_split_cbranch.
3757 (*cbranchsf4): Similarly.
3758 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
3759 match_operator and rx_split_cbranch.
3760 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
3761 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
3762 (*cmpsi): Rename from cmpsi.
3763 (*tstsi): Rename from tstsi.
3764 (*cmpsf): Rename from cmpsf; use CC_Fmode.
3765 (*conditional_branch): Rename from conditional_branch.
3766 (*reveresed_conditional_branch): Remove.
3767 (b<code>): Remove expander.
3768 * config/rx/rx-protos.h: Update.
3770 * config/rx/rx.c (rx_compare_redundant): Remove.
3771 * config/rx/rx.md (cmpsi): Don't use it.
3772 * config/rx/rx-protos.h: Update.
3774 * config/rx/rx-modes.def (CC_F): New mode.
3775 * config/rx/rx.c (rx_select_cc_mode): New.
3776 * config/rx/rx.h (SELECT_CC_MODE): Use it.
3777 * config/rx/rx-protos.h: Update.
3779 2011-01-17 Richard Henderson <rth@redhat.com>
3781 * except.c (dump_eh_tree): Fix stray ; after for statement.
3783 2011-01-17 Richard Guenther <rguenther@suse.de>
3785 PR tree-optimization/47313
3786 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
3787 handling before copying the body. Properly deal with
3788 by-reference result in SSA form.
3790 2011-01-17 Ian Lance Taylor <iant@google.com>
3793 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
3794 (struct_value_alias_set): Don't define.
3795 (sparc_option_override): Don't set sparc_sr_alias_set and
3796 struct_value_alias_set.
3797 (save_or_restore_regs): Use gen_frame_mem rather than calling
3799 (sparc_struct_value_rtx): Likewise.
3801 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
3804 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
3806 (_mm_maskstore_pd): Likewise.
3807 (_mm_maskload_ps): Likewise.
3808 (_mm_maskstore_ps): Likewise.
3809 (_mm256_maskload_pd): Change mask to __m256i.
3810 (_mm256_maskstore_pd): Likewise.
3811 (_mm256_maskload_ps): Likewise.
3812 (_mm256_maskstore_ps): Likewise.
3814 * config/i386/i386-builtin-types.def: Updated.
3815 (ix86_expand_special_args_builtin): Likewise.
3817 * config/i386/i386.c (bdesc_special_args): Update
3818 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
3819 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
3820 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
3821 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
3823 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
3824 Use <avxpermvecmode> on mask register.
3825 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
3827 2011-01-17 Olivier Hainque <hainque@adacore.com>
3828 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3829 Eric Botcazou <ebotcazou@adacore.com>
3832 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
3833 if <= USHRT_MAX in 32-bit mode.
3835 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3837 * doc/install.texi (Configuration, Specific): Wrap long
3838 lines in examples. Allow line wrapping in long options
3839 and URLs where beneficial for PDF output.
3841 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
3843 * config/mips/mips.c (mips_classify_symbol): Don't return
3844 SYMBOL_PC_RELATIVE for nonlocal labels.
3846 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
3848 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
3850 2011-01-15 Jan Hubicka <jh@suse.cz>
3852 PR tree-optimization/47276
3853 * ipa.c (function_and_variable_visibility): Do not try to mark alias
3854 declarations as needed.
3856 2011-01-15 Martin Jambor <mjambor@suse.cz>
3858 * common.opt (fdevirtualize): New flag.
3859 * doc/invoke.texi (Option Summary): Document it.
3860 * opts.c (default_options_table): Add devirtualize flag.
3861 * ipa-prop.c (detect_type_change): Return immediately if
3862 devirtualize flag is not set.
3863 (detect_type_change_ssa): Likewise.
3864 (compute_known_type_jump_func): Likewise.
3865 (ipa_analyze_virtual_call_uses): Likewise.
3867 2011-01-14 Martin Jambor <mjambor@suse.cz>
3869 PR tree-optimization/45934
3870 PR tree-optimization/46302
3871 * ipa-prop.c (type_change_info): New type.
3872 (stmt_may_be_vtbl_ptr_store): New function.
3873 (check_stmt_for_type_change): Likewise.
3874 (detect_type_change): Likewise.
3875 (detect_type_change_ssa): Likewise.
3876 (compute_complex_assign_jump_func): Check for dynamic type change.
3877 (compute_complex_ancestor_jump_func): Likewise.
3878 (compute_known_type_jump_func): Likewise.
3879 (compute_scalar_jump_functions): Likewise.
3880 (ipa_analyze_virtual_call_uses): Likewise.
3881 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
3883 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3885 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
3886 * config/i386/i386.opt (msse5): New Alias.
3888 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3890 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
3891 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3892 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3893 * config/sparc/sparc.h (CC1_SPEC): Likewise.
3895 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3897 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
3899 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3900 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3901 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
3902 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
3904 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
3906 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3908 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
3910 2011-01-14 Mike Stump <mikestump@comcast.net>
3912 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
3913 * config/fr30/fr30.md: Likweise
3914 (movsi_push): Likewise.
3915 (movsi_pop): Likewise.
3916 (enter_func): Likewise.
3917 * config/moxie/moxie.md (movsi_push): Likewise.
3918 (movsi_pop): Likewise.
3920 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3922 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
3923 %{no_archive} %{exact_version}.
3924 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
3925 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
3926 %{no_archive} %{exact_version}.
3927 * config/mips/openbsd.h (LINK_SPEC): Likewise.
3928 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
3929 * config/mips/vxworks.h: Likewise.
3931 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3933 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
3935 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3937 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
3938 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
3940 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3942 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
3945 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3947 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
3949 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
3950 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
3952 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
3953 Don't handle -shlib.
3955 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3957 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
3958 (CC1_SPEC): Don't handle -profile.
3960 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3962 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
3963 * config/mips/mips.h (CC1_SPEC): Likewise.
3965 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3967 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
3968 * config/mips/mips.h (CC1_SPEC): Likewise.
3970 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3972 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
3973 * config/m32r/linux.h (LINK_SPEC): Likewise.
3974 * config/mips/linux.h (LINK_SPEC): Likewise.
3975 * config/mips/linux64.h (LINK_SPEC): Likewise.
3976 * config/sparc/linux.h (LINK_SPEC): Likewise.
3977 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3978 LINK_SPEC): Likewise.
3979 * config/xtensa/linux.h (LINK_SPEC): Likewise.
3981 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3983 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
3985 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
3987 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3989 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
3990 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
3992 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3994 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
3996 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3998 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
3999 supports -Bstatic/-Bdynamic.
4000 * configure: Regenerate.
4002 2011-01-14 Jan Hubicka <jh@suse.cz>
4003 Jack Howarth <howarth@bromo.med.uc.edu>
4006 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
4007 when checking debug_info_level. Test write_symbols instead of
4008 debug_hooks->var_location when setting flag_var_tracking_uninit.
4010 2011-01-14 Richard Guenther <rguenther@suse.de>
4012 PR tree-optimization/47179
4013 * target.def (ref_may_alias_errno): New target hook.
4014 * targhooks.h (default_ref_may_alias_errno): Declare.
4015 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
4016 (default_ref_may_alias_errno): New function.
4017 * target.h (struct ao_ref_s): Declare.
4018 * tree-ssa-alias.c: Include target.h.
4019 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
4020 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
4021 (targhooks.o): Likewise.
4022 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
4023 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
4025 2011-01-14 Richard Guenther <rguenther@suse.de>
4027 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
4029 2011-01-14 Richard Guenther <rguenther@suse.de>
4031 PR tree-optimization/47280
4032 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
4034 (tree_ssa_forward_propagate_single_use_vars): Deal with
4035 CFG changes from associate_plusminus.
4037 2011-01-14 Richard Guenther <rguenther@suse.de>
4041 2011-01-11 Richard Guenther <rguenther@suse.de>
4043 PR tree-optimization/46076
4044 * tree-ssa.c (useless_type_conversion_p): Conversions from
4045 unprototyped to empty argument list function types are useless.
4047 2011-01-14 Richard Guenther <rguenther@suse.de>
4049 PR tree-optimization/47286
4050 * tree-ssa-structalias.c (new_var_info): Register variables are global.
4052 2011-01-14 Martin Jambor <mjambor@suse.cz>
4055 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
4057 2011-01-13 Anatoly Sokolov <aesok@post.ru>
4059 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
4060 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
4061 * config/xtensa/xtensa.c (xtensa_libcall_value,
4062 xtensa_function_value_regno_p): New functions.
4063 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
4065 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
4068 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
4070 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
4071 New function prototype.
4072 * config/i386/winnt.c (i386_pe_assemble_visibility):
4073 Warn only if attribute was specified by user.
4075 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4078 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
4080 (floatunsdidf2_fcfidu): Ditto.
4082 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4084 * config/s390/s390.c (print_operand_address): Replace 'error' with
4085 'output_operand_lossage'.
4086 (print_operand): Likewise.
4088 2011-01-13 Jeff Law <law@redhat.com>
4090 PR rtl-optimization/39077
4091 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
4092 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
4093 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
4094 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
4095 * gcse.c (prune_insertions_deletions): New function.
4096 (compute_pre_data): Use it.
4098 2011-01-13 Dodji Seketeli <dodji@redhat.com>
4101 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
4103 (prune_unused_types_mark): Use it.
4105 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
4107 PR rtl-optimization/45352
4108 * sel-sched.c: Update copyright years.
4109 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
4110 in the advancing loop when we have issued issue_rate insns.
4112 2011-01-12 Richard Henderson <rth@redhat.com>
4114 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
4115 (TARGET_MD_ASM_CLOBBERS): New.
4117 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
4118 (TARGET_DELEGITIMIZE_ADDRESS): New.
4120 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
4121 (clzsi2, *bsch): New patterns.
4123 * config/mn10300/mn10300.md (INT): New mode iterator.
4124 (*mov<INT>_clr): New pattern, and peep2 to generate it.
4126 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
4127 flag_split_wide_types.
4129 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
4130 (mn10300_trampoline_init): Rewrite without a template, an immediate
4131 load and a direct branch.
4132 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
4134 2011-01-12 Anatoly Sokolov <aesok@post.ru>
4136 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4137 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
4138 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
4139 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4141 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
4144 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
4147 2011-01-12 Jan Hubicka <jh@suse.cz>
4150 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
4151 (PLUGIN_COND_CLOSE): New macro.
4152 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
4154 2011-01-12 Richard Guenther <rguenther@suse.de>
4157 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
4158 register variables in a MEM_REF.
4160 2011-01-12 Joseph Myers <joseph@codesourcery.com>
4162 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
4163 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
4164 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
4165 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4166 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4167 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
4168 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
4169 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
4170 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
4171 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
4172 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
4173 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
4174 * config/gnu-user.h: New. Copied from linux.h.
4175 (LINUX_TARGET_STARTFILE_SPEC): Rename to
4176 GNU_USER_TARGET_STARTFILE_SPEC.
4177 (LINUX_TARGET_ENDFILE_SPEC): Rename to
4178 GNU_USER_TARGET_ENDFILE_SPEC.
4179 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
4180 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
4181 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
4182 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
4183 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
4184 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
4185 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
4186 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
4187 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
4188 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
4189 * config/arm/linux-eabi.h (CC1_SPEC): Use
4190 GNU_USER_TARGET_CC1_SPEC.
4191 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
4192 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
4193 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
4194 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
4195 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
4196 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
4197 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
4198 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
4200 2011-01-12 Richard Guenther <rguenther@suse.de>
4203 * doc/invoke.texi (ffast-math): Document it is turned on
4206 2011-01-12 Jan Hubicka <jh@suse.cz>
4208 PR tree-optimization/47233
4209 * opts.c (common_handle_option): Disable ipa-reference with profile
4212 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4214 * c-parser.c (c_parser_objc_at_property_declaration): Improved
4217 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4219 * c-parser.c (c_lex_one_token): Updated and reindented some
4220 comments. No changes in code.
4222 2011-01-11 Ian Lance Taylor <iant@google.com>
4224 * godump.c (go_output_var): Don't output the variable if there is
4225 already a type with the same name.
4227 2011-01-11 Ian Lance Taylor <iant@google.com>
4229 * godump.c (go_format_type): Don't generate float80.
4231 2011-01-11 Richard Henderson <rth@redhat.com>
4233 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
4234 declaration. Rewrite for both speed and size.
4235 (mn10300_address_cost_1): Remove.
4236 (mn10300_register_move_cost): New.
4237 (mn10300_memory_move_cost): New.
4238 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
4239 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
4240 extensions, shifts, BSWAP, CLZ.
4241 (mn10300_wide_const_load_uses_clr): Remove.
4242 (TARGET_REGISTER_MOVE_COST): New.
4243 (TARGET_MEMORY_MOVE_COST): New.
4244 * config/mn10300/mn10300-protos.h: Update.
4245 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
4247 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
4248 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
4249 * config/mn10300/mn10300-protos.h: Update.
4250 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
4251 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
4252 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
4253 (*test_int_bitfield, *test_byte_bitfield): Remove.
4254 (*bit_test, *subreg_bit_test): Remove.
4255 * config/mn10300/predicates.md (const_8bit_operand): Remove.
4257 * config/mn10300/constraints.md ("c"): Rename from "A".
4258 ("A", "D"): New constraint letters.
4259 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
4260 (fmssf4, fnmasf4, fnmssf4): Likewise.
4262 * config/mn10300/mn10300.md (isa): New attribute.
4263 (enabled): New attribute.
4265 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
4266 (abssf2, negsf2): Define only for hardware fp.
4267 (sqrtsf2): Reformat.
4268 (addsf3, subsf3, mulsf3): Merge expander and insn.
4270 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
4271 (DEBUGGER_AUTO_OFFSET): Remove.
4272 (DEBUGGER_ARG_OFFSET): Remove.
4274 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
4275 Emit register stores with the same offsets as the hardware.
4276 (mn10300_store_multiple_operation): Don't check that the register
4277 save offsets are monotonic.
4278 * config/mn10300/mn10300-protos.h: Update.
4280 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
4282 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
4283 in terms of the value on the stack, not the MDR register.
4285 2011-01-11 Jan Hubicka <jh@suse.cz>
4289 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
4290 (symbol_alias_set_destroy, symbol_alias_set_contains,
4291 propagate_aliases_backward): Declare.
4292 * lto-streamer-out.c (struct sets): New sturcture.
4293 (trivally_defined_alias): New function.
4294 (output_alias_pair_p): Rewrite.
4295 (output_unreferenced_globals): Fix output of alias pairs.
4296 (produce_symtab): Likewise.
4297 * ipa.c (function_and_variable_visibility): Set weak alias destination
4299 * varasm.c (symbol_alias_set_t): Remove.
4300 (symbol_alias_set_destroy): Export.
4301 (propagate_aliases_forward, propagate_aliases_backward): New functions
4303 (compute_visible_aliases): ... this one; remove.
4304 (trivially_visible_alias): New
4305 (trivially_defined_alias): New.
4306 (remove_unreachable_alias_pairs): Rewrite.
4307 (finish_aliases_1): Reorganize code checking if alias is defined.
4308 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
4311 2011-01-11 Richard Guenther <rguenther@suse.de>
4313 PR tree-optimization/46076
4314 * tree-ssa.c (useless_type_conversion_p): Conversions from
4315 unprototyped to empty argument list function types are useless.
4317 2011-01-11 Richard Guenther <rguenther@suse.de>
4320 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
4321 volatile MEMs as MEM_READONLY_P.
4323 2011-01-11 Richard Guenther <rguenther@suse.de>
4325 PR tree-optimization/47239
4326 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
4328 2011-01-11 Jeff Law <law@redhat.com>
4330 PR tree-optimization/47086
4331 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
4332 IVs from statements that might throw.
4334 2011-01-10 Jan Hubicka <jh@suse.cz>
4337 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
4339 2011-01-10 Jan Hubicka <jh@suse.cz>
4342 * profile.c (read_profile_edge_counts): Ignore profile inconistency
4343 when correcting profile.
4345 2011-01-10 Jan Hubicka <jh@suse.cz>
4348 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
4350 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
4351 Restore DECL_FINI_PRIORITY.
4353 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4355 * doc/gimple.texi: Fix quoting of multi-word return values in
4356 @deftypefn statements. Ensure presence of return value. Wrap
4357 overlong @deftypefn lines.
4358 (is_gimple_operand, is_gimple_min_invariant_address): Remove
4359 descriptions of removed functions.
4360 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
4361 of multi-word return value in @deftypefn statement.
4363 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4365 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
4366 (Conditional Expressions, Logical Operators)
4367 (Statement and operand traversals): Do not indent smallexample
4368 code. Fix duplicate function argument in example.
4370 2011-01-10 Jeff Law <law@redhat.com>
4372 PR tree-optimization/47141
4373 * ipa-split.c (split_function): Handle case where we are
4374 returning a value and the return block has a virtual operand phi.
4376 2011-01-10 Jan Hubicka <jh@suse.cz>
4378 PR tree-optimization/47234
4379 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
4380 (pass_feedback_split_functions): Declare.
4381 * passes.c (init_optimization_passes): Add ipa-split as subpass of
4383 * ipa-split.c (gate_split_functions): Update comments; disable
4384 split-functions for profile_arc_flag and branch_probabilities.
4385 (gate_feedback_split_functions): New function.
4386 (execute_feedback_split_functions): New function.
4387 (pass_feedback_split_functions): New global var.
4389 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
4392 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
4393 calling gimple_call_set_cannot_inline.
4395 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
4397 * config/darwin-sections.def: Remove unused section.
4399 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
4402 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
4404 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
4407 * c-parser.c (c_parser_declaration_or_fndef): Improved
4410 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
4412 * config/i386/winnt.c (i386_pe_start_function): Make sure
4413 to switch back to function's section.
4415 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
4419 * plugin.c: Move include of dlfcn.h from here...
4420 * system.h: ... to here.
4422 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4424 * doc/cpp.texi (C++ Named Operators): Fix markup for header
4426 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
4427 two extra empty pages in PDF output.
4429 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
4432 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
4433 for error recovery purposes behave as if it was not specified so
4434 that the default type is usd.
4436 2011-01-07 Jan Hubicka <jh@suse.cz>
4438 PR tree-optmization/46469
4439 * ipa.c (function_and_variable_visibility): Clear needed flags on
4440 nodes with external decls; handle weakrefs merging correctly.
4442 2011-01-07 Joseph Myers <joseph@codesourcery.com>
4444 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
4447 2011-01-07 Jan Hubicka <jh@suse.cz>
4449 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
4450 and no longer claim that gold is required for linker plugin.
4451 * configure: Regenerate.
4452 * gcc.c (PLUGIN_COND): New macro.
4453 (LINK_COMMAND_SPEC): Use it.
4454 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
4455 * config.in (HAVE_LTO_PLUGIN): New.
4456 * configure.ac (--with-lto-plugin): New parameter; autodetect
4459 2011-01-07 Jan Hubicka <jh@suse.cz>
4461 PR tree-optimization/46367
4462 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
4463 when we can update original.
4464 (cgraph_mark_inline_edge): Sanity check.
4465 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
4467 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4469 * config/spu/spu.h (ASM_COMMENT_START): Define.
4471 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
4475 (SWITCH_KEEP_FOR_GCC): Likewise.
4476 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
4477 (do_spec_1): Handle "%>".
4479 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
4481 2011-01-07 Jakub Jelinek <jakub@redhat.com>
4484 * config/i386/i386.c (ix86_delegitimize_address): If
4485 simplify_gen_subreg fails, return orig_x.
4488 * value-prof.c (gimple_stringop_fixed_value): Handle
4489 lhs of the call properly.
4491 2011-01-07 Jan Hubicka <jh@suse.cz>
4494 * lto-opt.c (lto_reissue_options): Set flag_shlib.
4496 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4498 * target.def (function_switched_text_sections): New hook.
4499 * doc/tm.texi: Regenerated.
4500 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4501 * final.c (default_function_switched_text_sections): New.
4502 (final_scan_insn): Call function_switched_text_sections when a
4503 mid-function section change occurs.
4504 * output.h (default_function_switched_text_sections): Declare.
4505 * config/darwin-protos.h (darwin_function_switched_text_sections):
4507 * config/darwin.c (darwin_function_switched_text_sections): New.
4508 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4510 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4512 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
4513 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
4514 the secondary code fragment when outputting for DWARF == 2.
4516 2011-01-07 Anatoly Sokolov <aesok@post.ru>
4518 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4519 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
4521 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
4522 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4524 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
4527 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
4528 when it is not empty.
4530 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
4533 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
4534 (case ${target}): Add btver1.
4535 * config/i386/driver-i386.c (host_detect_local_cpu): Let
4536 -march=native recognize btver1 processors.
4537 * config/i386/i386-c.c (ix86_target_macros_internal): Add
4538 btver1 def_and_undef
4539 * config/i386/i386.c (struct processor_costs btver1_cost): New
4541 (m_BTVER1): New definition.
4542 (m_AMD_MULTIPLE): Includes m_BTVER1.
4543 (initial_ix86_tune_features): Add btver1 tune.
4544 (processor_target_table): Add btver1 entry.
4545 (static const char *const cpu_names): Add btver1 entry.
4546 (software_prefetching_beneficial_p): Add btver1.
4547 (ix86_option_override_internal): Add btver1 instruction sets.
4548 (ix86_issue_rate): Add btver1.
4549 (ix86_adjust_cost): Add btver1.
4550 * config/i386/i386.h (TARGET_BTVER1): New definition.
4551 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
4552 (enum processor_type): Add PROCESSOR_BTVER1.
4553 * config/i386/i386.md (define_attr "cpu"): Add btver1.
4555 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4558 * config/i386/i386.c (legitimize_tls_address)
4559 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
4560 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
4561 (tls_initial_exec_64_sun): New pattern.
4563 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
4565 * doc/invoke.texi (Overall Options): Improve wording and markup
4566 of the description of -wrapper.
4568 2011-01-06 Joseph Myers <joseph@codesourcery.com>
4570 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
4571 rdynamic, threads): New Driver options.
4573 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4576 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
4577 if coming from .tdata.
4578 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4580 2011-01-06 Jan Hubicka <jh@suse.cz>
4583 * collect2.c (main): Do not enable LTOmode when plugin is active.
4585 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4588 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
4589 --version output if supported.
4590 * configure: Regenerate.
4592 2011-01-06 Joseph Myers <joseph@codesourcery.com>
4594 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
4597 2011-01-06 Jakub Jelinek <jakub@redhat.com>
4600 * c-convert.c (convert): When converting a complex expression
4601 other than COMPLEX_EXPR to a different complex type, ensure
4602 c_save_expr is called instead of save_expr, unless in_late_binary_op.
4603 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
4604 when converting COMPLEX_TYPE.
4606 2011-01-06 Ira Rosen <irar@il.ibm.com>
4608 PR tree-optimization/47139
4609 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
4610 only the last reduction value is used outside the loop. Update
4613 2011-01-05 Joseph Myers <joseph@codesourcery.com>
4615 * config/rtems.opt: New.
4616 * config.gcc (*-*-rtems*): Use rtems.opt.
4618 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
4620 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
4621 processors do not support 3DNow instructions.
4623 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4625 * config/spu/spu.c (spu_option_override): Set parameter
4626 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
4628 2011-01-05 Jan Hubicka <jh@suse.cz>
4630 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
4631 at the command line.
4633 2011-01-05 Martin Jambor <mjambor@suse.cz>
4636 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
4637 deltas on streamed outgoing edges.
4638 (output_node_opt_summary): Output info for outgoing edges only when
4639 the node is in new parameter set.
4640 (output_cgraph_opt_summary): New parameter set, passed to the two
4641 aforementioned functions. Update its forward declaration and its
4644 2011-01-05 Tom Tromey <tromey@redhat.com>
4646 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
4647 operator to c_finish_omp_atomic.
4648 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
4649 (build_unary_op): Update.
4650 (build_modify_expr): Update.
4651 (build_asm_expr): Update.
4653 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4655 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
4656 newly inserted insns.
4658 (spu_emit_branch_hint): Likewise.
4659 (insert_hbrp_for_ilb_runout): Likewise.
4660 (spu_machine_dependent_reorg): Call df_finish_pass after
4661 schedule_insns returns.
4663 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4665 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
4667 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
4669 PR tree-optimization/47005
4670 * tree-sra.c (struct access): Add 'non_addressable' bit.
4671 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
4672 (decide_one_param_reduction): Return 0 if the parameter is passed by
4673 reference and one of the accesses in the group is non_addressable.
4675 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
4677 PR tree-optimization/47056
4678 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
4679 (mark_load): Likewise. Handle FUNCTION_DECL specially.
4680 (mark_store): Likewise. Pass STMT to ipa_record_reference.
4682 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
4684 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
4685 initializer. Skip view conversions from aggregate types.
4687 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
4690 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
4692 2011-01-04 Philipp Thomas <pth@suse.de>
4694 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
4697 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4699 * function.c (thread_prologue_and_epilogue_insns): Do not crash
4700 on empty epilogue sequences.
4702 2011-01-04 Joseph Myers <joseph@codesourcery.com>
4704 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
4705 non-static): New Driver options.
4707 2011-01-04 Jie Zhang <jie@codesourcery.com>
4710 * gcc.c (default_compilers[]): Set combinable field to 0
4711 for all assembly languages.
4713 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
4715 * config/mips/loongson3a.md: New file.
4716 * config/mips/mips.md: Include loongson3a.md.
4717 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
4720 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
4723 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
4724 instead of convert_memory_address_addr_space on the base expression.
4726 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4728 * config/spu/spu.c (spu_option_override): Update error text
4729 for bad -march= / -mtune= values.
4731 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4733 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
4734 if branch-hint optimization will be performed.
4736 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4738 PR tree-optimization/47148
4739 * ipa-split.c (split_function): Convert arguments to
4740 DECL_ARG_TYPE if possible.
4742 PR tree-optimization/47155
4743 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
4746 PR rtl-optimization/47157
4747 * combine.c (try_combine): If undobuf.other_insn becomes
4748 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
4749 and set *new_direct_jump_p too.
4751 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
4753 PR tree-optimization/47021
4754 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
4756 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4758 * gcc.c (process_command): Update copyright notice dates.
4759 * gcov.c (print_version): Likewise.
4760 * gcov-dump.c (print_version): Likewise.
4761 * mips-tfile.c (main): Likewise.
4762 * mips-tdump.c (main): Likewise.
4764 2011-01-03 Martin Jambor <mjambor@suse.cz>
4766 PR tree-optimization/46801
4767 * tree-sra.c (type_internals_preclude_sra_p): Check whether
4768 aggregate fields start at byte boundary instead of the bit-field flag.
4770 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
4773 * gcc.c (main): Revert revision 168407.
4775 2011-01-03 Martin Jambor <mjambor@suse.cz>
4777 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
4779 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4781 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
4782 vector optab to expand vector/scalar shift, update gimple to vector.
4784 2011-01-03 Martin Jambor <mjambor@suse.cz>
4786 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
4789 2011-01-03 Martin Jambor <mjambor@suse.cz>
4791 PR tree-optimization/46984
4792 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
4794 (cgraph_create_indirect_edge): Fixed line length.
4795 (cgraph_indirect_call_info): Declare.
4796 (cgraph_make_edge_direct) Update declaration.
4797 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
4798 (cgraph_create_indirect_edge): Use it.
4799 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
4801 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
4802 the new thunk_delta representation.
4803 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
4805 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
4806 (ipa_read_indirect_edge_info): Likewise.
4807 * lto-cgraph.c (output_edge_opt_summary): New function.
4808 (output_node_opt_summary): Call it on all outgoing edges.
4809 (input_edge_opt_summary): New function.
4810 (input_node_opt_summary): Call it on all outgoing edges.
4812 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
4815 * gcc.c (main): Don't check have_o when settting combine_inputs.
4817 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
4819 * regrename.c: Add general comment describing the pass.
4820 (struct du_head): Remove 'length' field.
4821 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
4822 (regrename_optimize): Do not sort chains. Rework comments, add others.
4823 Force renaming to the preferred class (if any) in the first pass and do
4824 not consider registers that belong to it in the second pass.
4825 (create_new_chain): Do not set 'length' field.
4826 (scan_rtx_reg): Likewise.
4828 2011-01-02 Jakub Jelinek <jakub@redhat.com>
4830 PR tree-optimization/47140
4831 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
4832 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
4835 PR rtl-optimization/47028
4836 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
4837 parm_birth_insn instead of at the beginning of first bb.
4839 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
4841 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
4842 Remove the word "see" before "@pxref".
4843 * doc/rtl.texi: Remove the word "see" before "@pxref".
4845 2011-01-01 Jan Hubicka <jh@suse.cz>
4847 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
4850 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
4853 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
4856 Copyright (C) 2011 Free Software Foundation, Inc.
4858 Copying and distribution of this file, with or without modification,
4859 are permitted in any medium without royalty provided the copyright
4860 notice and this notice are preserved.