1 2011-12-08 Jakub Jelinek <jakub@redhat.com>
4 2011-12-05 Jakub Jelinek <jakub@redhat.com>
7 * c-decl.c (c_finish_incomplete_decl, finish_decl): Call
8 relayout_decl instead of layout_decl.
10 2011-12-05 Jakub Jelinek <jakub@redhat.com>
11 Eric Botcazou <ebotcazou@adacore.com>
15 * calls.c (internal_arg_pointer_exp_state): New variable.
16 (internal_arg_pointer_based_exp_1,
17 internal_arg_pointer_exp_scan): New functions.
18 (internal_arg_pointer_based_exp): New function.
19 (mem_overlaps_already_clobbered_arg_p): Use it.
20 (expand_call): Free internal_arg_pointer_exp_state.cache vector
21 and clear internal_arg_pointer_exp_state.scan_start.
23 2011-11-30 Jakub Jelinek <jakub@redhat.com>
25 PR rtl-optimization/48721
26 * sched-deps.c (sched_analyze_insn): For SIBLING_CALL_P set
27 reg_pending_barrier to TRUE_BARRIER.
29 2011-11-26 Joern Rennecke <joern.rennecke@embecosm.com>
32 * calls.c (mem_overlaps_already_clobbered_arg_p):
33 Return false if no outgoing arguments have been stored so far.
35 2011-12-08 Eric Botcazou <ebotcazou@adacore.com>
37 PR tree-optimization/51315
38 * tree-sra.c (tree_non_mode_aligned_mem_p): Rename to...
39 (tree_non_aligned_mem_p): ...this. Add ALIGN parameter. Look into
40 MEM_REFs and use get_object_or_type_alignment for them.
41 (build_accesses_from_assign): Adjust for above change.
42 (access_precludes_ipa_sra_p): Likewise.
44 2011-12-06 Martin Jambor <mjambor@suse.cz>
46 Backport from mainline:
48 2011-12-02 Martin Jambor <mjambor@suse.cz>
50 PR tree-optimization/50622
51 * tree-sra.c (load_assign_lhs_subreplacements): Force gimple operand
52 if both lacc and racc are grp_partial_lhs.
54 2011-12-06 Iain Sandoe <iains@gcc.gnu.org>
56 * config/rs6000/rs6000.c (darwin_rs6000_override_options): Initialize
59 2011-12-06 Alan Modra <amodra@gmail.com>
62 * config/rs6000/rs6000.c (rs6000_emit_prologue <TARGET_SPE_ABI>):
63 Do not mark r11 setup as frame-related. Pass correct offset to
64 rs6000_emit_savres_rtx. Correct out-of-line rs6000_frame_related
65 arguments. Correct sp_offset. Remove "offset" fudge from
66 in-line rs6000_frame_related call. Rename misleading variable.
67 Fix comments and whitespace. Tidy some expressions.
68 (rs6000_emit_epilogue <TARGET_SPE_ABI>): Always set frame_reg_rtx
69 to r11 in out-of-line case. Correct sp_offset. Pass correct
70 offset to rs6000_emit_savres_rtx. Rename misleading variable.
71 Fix comments and whitespace. Tidy some expressions.
72 (rs6000_emit_epilogue <non-TARGET_SPE_ABI>): Add sp_offset
73 adjustment when !saving_GPRs_inline. Correct register mode
74 used in address calcs.
75 (rs6000_emit_epilogue <non-TARGET_SPE_ABI>): Similarly when
76 !restoring_GPRs_inline.
78 2011-12-04 Jérémie Detrey <Jeremie.Detrey@loria.fr>
81 * config/i386/avxintrin.h (_mm256_insert_epi64): Declare second
82 parameter as long long.
84 2011-12-02 Georg-Johann Lay <avr@gjlay.de>
88 * config/avr/libgcc.S (__prologue_saves__, __epilogue_restores__):
89 Enclose parts using __SP_H__ in !defined (__AVR_HAVE_8BIT_SP__).
91 * config/avr/avr.md (movhi_sp_r_irq_off, movhi_sp_r_irq_on): Set
92 insn condition to !AVR_HAVE_8BIT_SP.
93 * config/avr/avr.c (output_movhi): "clr%B0" instead of "in
94 %B0,__SP_H__" if AVR_HAVE_8BIT_SP.
95 (avr_file_start): Only print "__SP_H__ = 0x3e" if !AVR_HAVE_8BIT_SP.
96 * config/avr/avr-devices.c (avr_mcu_types): ATtiny4313 and
97 AT86RF401 have a 16-bit SP (their manual is bogus).
99 2011-11-25 Richard Sandiford <richard.sandiford@linaro.org>
101 Backport from mainline:
103 2011-03-29 Richard Sandiford <richard.sandiford@linaro.org>
106 * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
107 (cached_dw_loc_list_def): New structure.
108 (cached_dw_loc_list): New typedef.
109 (cached_dw_loc_list_table): New variable.
110 (cached_dw_loc_list_table_hash): New function.
111 (cached_dw_loc_list_table_eq): Likewise.
112 (add_location_or_const_value_attribute): Take a bool cache_p.
113 Cache the list when the parameter is true.
114 (gen_formal_parameter_die): Update caller.
115 (gen_variable_die): Likewise.
116 (dwarf2out_finish): Likewise.
117 (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
118 while generating debug info for the decl.
119 (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
120 (dwarf2out_init): Initialize cached_dw_loc_list_table.
121 (resolve_addr): Cache the result of resolving a chain of
124 2011-11-24 Enkovich Ilya <ilya.enkovich@intel.com>
127 * i386.c (distance_non_agu_define): Fix insn attr check.
129 2011-11-20 Andreas Tobler <andreast@fgznet.ch>
131 * configure: Regenerate.
133 2011-11-19 Eric Botcazou <ebotcazou@adacore.com>
135 PR rtl-optimization/51187
136 * reorg.c (relax_delay_slots): Do not consider a jump useless if there
137 is a barrier between the jump and its target label.
139 2011-11-19 Richard Earnshaw <rearnsha@arm.com>
142 * config/arm/arm.c (neon_disambiguate_copy): Correctly handle partial
143 overlap of src and dest operands.
145 2011-11-18 Iain Sandoe <iains@gcc.gnu.org>
148 * configure.ac: Remove ranlib special-casing for Darwin.
149 * configure: Regenerate.
151 2011-11-16 Richard Earnshaw <rearnsha@arm.com>
152 Bernd Schmidt <bernds@coudesourcery.com>
153 Sebastian Huber <sebastian.huber@embedded-brains.de>
156 * config/arm/arm.c (store_multiple_sequence): Avoid cases where
157 the base reg is stored iff compiling for Thumb1.
159 2011-11-13 Iain Sandoe <iains@gcc.gnu.org>
162 Backport from mainline r180523
163 * config/darwin.c (top level): Amend comments concerning LTO output.
164 (lto_section_num): New variable. (darwin_lto_section_e): New GTY.
165 (LTO_SECTS_SECTION, LTO_INDEX_SECTION): New.
166 (LTO_NAMES_SECTION): Rename.
167 (darwin_asm_named_section): Record LTO section counts and switches
168 in a vec of darwin_lto_section_e.
169 (darwin_file_start): Remove unused code.
170 (darwin_file_end): Put an LTO section termination label. Handle
171 output of the wrapped LTO sections, index and names table.
173 2011-11-12 Iain Sandoe <iains@gcc.gnu.org>
176 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
177 Only expand a symbol ref. into an access when the entity is defined
180 2011-11-10 Jakub Jelinek <jakub@redhat.com>
183 * tree-object-size.c (addr_object_size): Check TREE_CODE of
184 MEM_REF's operand rather than code of the MEM_REF itself.
186 2011-11-07 Alan Modra <amodra@gmail.com>
189 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Always emit
192 2011-11-04 Eric Botcazou <ebotcazou@adacore.com>
195 * c-parser.c (c_parser_postfix_expression) <RID_OFFSETOF>: Adjust call
197 * c-typeck.c (build_unary_op) <ADDR_EXPR>: Call fold_offsetof_1.
199 2011-11-04 Eric Botcazou <ebotcazou@adacore.com>
202 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=v8.
204 2011-11-03 Uros Bizjak <ubizjak@gmail.com>
206 * config/i386/i386.md (lround<X87MODEF:mode><SWI248x:mode>2,
207 rint<mode>2, floor<mode>2, lfloor<MODEF:mode><SWI48:mode>2,
208 btrunc<mode>2, lwp_lwpval<mode>3): Use operands[N] instead of operandN.
210 2011-11-02 Eric Botcazou <ebotcazou@adacore.com>
213 * config/sparc/sparc.md (movsf_insn): Reindent constraints.
214 (movsf_insn_no_fpu): Likewise.
215 (movdf_insn_sp32): Likewise.
216 (movdf_insn_sp32_no_fpu): Likewise.
217 (movdf_insn_sp32_v9): Likewise. Remove redundant GY constraint.
218 (movdf_insn_sp32_v9_no_fpu): Likewise.
219 (movdf_insn_sp64): Likewise.
220 (movdf_insn_sp64_no_fpu): Likewise.
221 (movtf_insn_sp32): Likewise.
222 (movtf_insn_sp32_no_fpu): Likewise.
223 (movtf_insn_sp64): Likewise.
224 (movtf_insn_sp64_hq): Likewise.
225 (movtf_insn_sp64_no_fpu): Likewise.
227 2011-11-02 Bernd Schmidt <bernds@codesourcery.com>
229 * cfgcleanup.c (try_head_merge_bb): If get_condition returns
230 NULL for a jump that is a cc0 insn, pick the previous insn for
233 2011-11-01 Uros Bizjak <ubizjak@gmail.com>
235 * config/i386/i386.md (splitters for int-float conversion): Use
236 SUBREG_REG on SUBREGs in splitter constraints.
238 2011-11-01 Julian Brown <julian@codesourcery.com>
240 PR rtl-optimization/47918
241 * reload1.c (set_initial_label_offsets): Use initial offsets
242 for labels on the nonlocal_goto_handler_labels chain.
244 2011-10-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
247 * config/pa/pa.c (emit_move_sequence): Legitimize TLS symbol references.
248 * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Return false for
249 TLS_MODEL_GLOBAL_DYNAMIC and TLS_MODEL_LOCAL_DYNAMIC symbol references.
251 2011-10-27 Uros Bizjak <ubizjak@gmail.com>
254 * config/i386/sse.md (*avx_unpcklpd256): Remove extra insn
255 constraints. Change alternative 1 to "x,m,1".
257 2011-10-26 Jakub Jelinek <jakub@redhat.com>
259 * BASE-VER: Set to 4.6.3.
260 * DEV-PHASE: Set to prerelease.
262 2011-10-26 Release Manager
264 * GCC 4.6.2 released.
266 2011-10-25 Kai Tietz <ktietz@redhat.com>
268 * config/i386/mingw32.h (SUBTARGET_FRAME_POINTER_REQUIRED):
269 Use for 32-bit frame-pointer, if setjmp is used.
271 2011-10-24 Jakub Jelinek <jakub@redhat.com>
274 * dwarf2out.c (dwarf2out_source_line): Emit discriminators only if
275 -gdwarf-4 or not -gstrict-dwarf.
277 2011-10-24 Georg-Johann Lay <avr@gjlay.de>
280 Backport from mainline r180385
281 * doc/extend.texi (Declaring Attributes of Functions):
282 Document OS_main and OS_task attributes.
283 (Specifying Attributes of Variables): Move up
284 subsection "AVR Variable Attributes" as of alphabetical order.
286 2011-10-24 Georg-Johann Lay <avr@gjlay.de>
289 * doc/invoke.texi (AVR Options): New subsubsection to explain EIND
290 handling and indirect jump/calls on devices > 128k.
292 2011-10-23 Uros Bizjak <ubizjak@gmail.com>
295 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
296 Remove (match_dup 0).
298 2011-10-21 Georg-Johann Lay <avr@gjlay.de>
301 Backport from Mainline r180299.
302 * config/avr/libgcc.S (__EIND__): New define to 0x3C.
303 (__tablejump__): Consistently use EIND for indirect jump/call.
304 (__tablejump_elpm__): Ditto.
306 2011-10-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
309 Backport from mainline.
310 2011-10-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
312 * config/arm/arm.c (thumb_unexpanded_epilogue): Handle return
315 2011-10-19 Jakub Jelinek <jakub@redhat.com>
317 * dwarf2out.c (loc_descriptor): For SUBREG pass SUBREG_REG's mode as
318 second argument instead of mode.
321 Backport from mainline
322 2011-09-27 Richard Sandiford <rdsandiford@googlemail.com>
326 * tree-sra.c (build_ref_for_model): Use the type of the field as
327 the type of the COMPONENT_REF.
329 2011-10-18 Uros Bizjak <ubizjak@gmail.com>
330 Eric Botcazou <ebotcazou@adacore.com>
333 * config/alpha/linux-unwind.h (alpha_fallback_frame_state): Set
334 fs->signal_frame to 1.
336 2011-10-14 Richard Guenther <rguenther@suse.de>
338 Backport from mainline
339 2011-10-14 Richard Guenther <rguenther@suse.de>
341 PR tree-optimization/50723
342 * ipa-split.c (split_function): Use GSI_CONTINUE_LINKING.
344 2011-10-13 Richard Guenther <rguenther@suse.de>
346 PR tree-optimization/50712
347 * ipa-split.c (split_function): Always re-gimplify parameters
348 when they are not gimple vals before passing them. Properly
349 check for type compatibility.
351 2011-10-13 Eric Botcazou <ebotcazou@adacore.com>
353 * doc/invoke.texi (SPARC options): Document -mfix-at697f.
354 * config/sparc/sparc.opt (mfix-at697f): New option.
355 * config/sparc/sparc.c (TARGET_MACHINE_DEPENDENT_REORG): Define.
356 (sparc_reorg): New function.
358 2011-10-12 Steve Ellcey <sje@cup.hp.com>
361 Backport from Mainline 179472.
362 * configure.ac (gcc_cv_ld_static_dynamic): Define for *-*-hpux*.
363 (gcc_cv_ld_static_option): Ditto.
364 (gcc_cv_ld_dynamic_option): Ditto.
365 * configure: Regenerate.
367 2011-10-12 Paul Koning <pkoning@gcc.gnu.org>
369 PR tree-optimization/50189
370 * tree-vrp.c (extract_range_from_assert): Use the type of
371 the variable, not the limit.
373 2011-10-12 Richard Guenther <rguenther@suse.de>
375 PR tree-optimization/50700
376 * tree-object-size.c (addr_object_size): Simplify and treat
377 MEM_REF bases consistently.
379 2011-10-12 Joseph Myers <joseph@codesourcery.com>
382 * convert.c (convert_to_integer): Do not narrow operands of
385 2011-10-11 Eric Botcazou <ebotcazou@adacore.com>
388 * config/sparc/sparc.md (mov<I:mode>cc): Do not save comparison code.
389 (mov<F:mode>cc): Likewise.
391 2011-10-11 Nick Clifton <nickc@redhat.com>
394 * compare-elim.c (find_comparisons_in_bb): Use df_get_live_in and
395 df_get_live_out instead of accessing the bitmaps directly.
396 (execute_compare_elim_after_reload): Remove calls to df_set_flags,
397 df_live_add_problem and df_analyze.
399 2011-10-10 Georg-Johann Lay <avr@gjlay.de>
402 Backport from Mainline r179737.
403 * config/avr/avr-devices.c (avr_mcu_types): Set
404 .data_section_start of atmega164a to 0x100.
406 2011-10-07 Bernd Schmidt <bernds@codesourcery.com>
409 * config/arm/arm.md (arm_subsi3_insn): Lose the last alternative.
411 2011-10-06 Jakub Jelinek <jakub@redhat.com>
413 * tree.h (avoid_folding_inline_builtin): New prototype.
414 * builtins.c (avoid_folding_inline_builtin): No longer static.
415 * gimple-fold.c (gimple_fold_builtin): Give up if
416 avoid_folding_inline_builtin returns true.
418 PR tree-optimization/49279
419 * tree-ssa-structalias.c (find_func_aliases): Don't handle
422 2011-10-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
424 * longlong.h (smul_ppmm, sdiv_qrnnd): Add underscores to the local
425 variables. Fix second operand of DR. Swap inputs for sdiv_qrnnd.
427 2011-10-03 Jakub Jelinek <jakub@redhat.com>
428 Ian Lance Taylor <iant@google.com>
430 * godump.c (go_output_typedef): Support printing enum values that
431 don't fit in a signed HOST_WIDE_INT.
433 2011-09-30 Jakub Jelinek <jakub@redhat.com>
436 * gimple-fold.c (fold_stmt_1) <case GIMPLE_ASM>: If
437 input constraints allow mem and not reg, pass true instead of
438 false as second argument to maybe_fold_reference.
440 2011-09-30 Jakub Jelinek <jakub@redhat.com>
441 Richard Guenther <rguenther@suse.de>
443 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Fix
444 handling of BUILT_IN_STRNCAT.
445 (ref_maybe_used_by_call_p_1): Fix handling of BUILT_IN_STRCAT,
446 and BUILT_IN_STRNCAT.
448 2011-09-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
450 * graphite-scop-detection.c (make_close_phi_nodes_unique): New
452 (remove_duplicate_close_phi): Detect and repair creation of
453 duplicate close-phis for a containing loop.
455 2011-09-26 Richard Guenther <rguenther@suse.de>
457 PR tree-optimization/50472
458 * tree-ssa-ccp.c (fold_const_aggregate_ref): Do not fold
461 2011-09-25 Ira Rosen <ira.rosen@linaro.org>
463 PR tree-optimization/50413
464 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail to vectorize
465 a basic block if one of its data-refs can't be analyzed.
467 2011-09-25 Ira Rosen <ira.rosen@linaro.org>
469 PR tree-optimization/50412
470 * tree-vect-data-refs.c (vect_analyze_group_access): Fail for
471 accesses that require epilogue loop if vectorizing outer loop.
473 2011-09-22 Uros Bizjak <ubizjak@gmail.com>
476 * config/i386/sse.md (xop_pcmov_<mode>): Change operand 1 predicate
477 to register_operand and operand 2 predicate to nonimmediate_operand.
478 (xop_pcmov_<mode>256): Ditto.
479 * config/i386/i386.c (ix86_expand_sse_movcc): When generating
480 xop_pcmov, force op_true to register. Also, force op_false to
481 register if it doesn't satisfy nonimmediate_operand predicate.
483 2011-09-19 Alan Modra <amodra@gmail.com>
484 Michael Meissner <meissner@linux.vnet.ibm.com>
487 * config/rs6000/rs6000.md (call_indirect_aix32): Do not split the
488 load of the indirect function's TOC from the call to prevent the
489 compiler from moving the load of the new TOC above code that
490 references the current function's TOC.
491 (call_indirect_aix64): Ditto.
492 (call_value_indirect_aix32): Ditto.
493 (call_value_indirect_aix64): Ditto.
494 (call_indirect_nonlocal_aix32_internal): Ditto.
495 (call_indirect_nonlocal_aix32): Ditto.
496 (call_indirect_nonlocal_aix64_internal): Ditto.
497 (call_indirect_nonlocal_aix64): Ditto.
498 (call_value_indirect_nonlocal_aix32_internal): Ditto.
499 (call_value_indirect_nonlocal_aix32): Ditto.
500 (call_value_indirect_nonlocal_aix64_internal): Ditto.
501 (call_value_indirect_nonlocal_aix64): Ditto.
503 2011-09-19 Martin Jambor <mjambor@suse.cz>
506 * ipa-split.c (split_function): Do not change signature if it is
507 not possible or there are attribute types.
509 2011-09-18 Eric Botcazou <ebotcazou@adacore.com>
510 Iain Sandoe <developer@sandoe-acoustics.co.uk>
513 * config/rs6000/rs6000.md (probe_stack): Use explicit operand.
514 * config/rs6000/rs6000.c (output_probe_stack_range): Likewise.
516 2011-09-14 Diego Novillo <dnovillo@google.com>
518 * tree-vect-stmts.c (vect_transform_stmt): Remove unused
519 local variable ORIG_SCALAR_STMT.
521 2011-09-08 Martin Jambor <mjambor@suse.cz>
523 Backport from mainline
524 2011-09-07 Martin Jambor <mjambor@suse.cz>
526 PR tree-optimization/49911
527 * tree-sra.c (analyze_access_subtree): Change type of to-be-replaced
528 enumerations to the corresponding plain integer type.
530 2011-09-08 Richard Guenther <rguenther@suse.de>
532 Backport from mainline
533 2011-07-04 Richard Guenther <rguenther@suse.de>
535 PR tree-optimization/49518
536 PR tree-optimization/49628
537 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Skip
538 irrelevant data-references.
540 2011-09-08 Richard Guenther <rguenther@suse.de>
542 Backport from mainline
543 2011-08-23 Richard Guenther <rguenther@suse.de>
545 PR tree-optimization/50162
546 * tree-vect-stmts.c (vectorizable_call): Fix argument lookup.
548 2011-09-08 Richard Guenther <rguenther@suse.de>
550 Backport from mainline
551 2011-05-05 Michael Matz <matz@suse.de>
553 * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
554 * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
555 * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
556 * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
557 * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
558 * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
559 * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
560 * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
561 * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
562 * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
563 * config/i386/linux.h (ENDFILE_SPEC): Add Ofast.
564 * config/i386/linux64.h (ENDFILE_SPEC): Add Ofast.
565 * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
566 * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
567 * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
568 * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
570 2011-09-08 Eric Botcazou <ebotcazou@adacore.com>
571 Iain Sandoe <iains@gcc.gnu.org>
573 Backport from mainline (restore powerpc-darwin Ada bootstrap).
574 * config/rs6000/rs6000.c (compute_save_world_info): Test
575 cfun->has_nonlocal_label to determine if the out-of-line save
576 world call may be used.
578 2011-09-08 Jakub Jelinek <jakub@redhat.com>
581 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Return
582 code early if TARGET_AVX.
583 (ix86_expand_fp_vcond): Handle LTGT and UNEQ.
585 2011-09-06 Martin Jambor <mjambor@suse.cz>
588 2011-09-02 Martin Jambor <mjambor@suse.cz>
590 * ipa-split.c (split_function): Do not skip any arguments if
591 can_change_signature is set or there are function type attributes.
593 2011-09-05 Georg-Johann Lay <avr@gjlay.de>
596 Backport from mainline r178528
597 * config/avr/avr.c (sequent_regs_live): Don't recognize sequences
598 that contain global register variable.
600 2011-09-02 Martin Jambor <mjambor@suse.cz>
603 * ipa-split.c (split_function): Do not skip any arguments if
604 can_change_signature is set or there are function type attributes.
606 2011-09-01 Ira Rosen <ira.rosen@linaro.org>
608 PR tree-optimization/50178
609 * tree-vect-stmts.c (vectorizable_call): Update the related
610 pattern statement before deleting the original call.
611 (vect_transform_stmt): Don't expect the related pattern statement
612 to match the original statement after transformation.
614 2011-08-29 Richard Guenther <rguenther@suse.de>
617 * varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF].
619 2011-08-27 Uros Bizjak <ubizjak@gmail.com>
621 * config/i386/sse.md (vec_extract_lo_<mode>): Prevent both
623 (vec_extract_lo_v16hi): Ditto.
624 (*vec_extract_v4sf_mem): Add TARGET_SSE insn constraint.
625 * config/i386/i386.c (legitimize_tls_address): Change REG_EQIV
628 2011-08-27 Uros Bizjak <ubizjak@gmail.com>
631 * config/i386/sse.md (sse4_2_pcmpestr): Emit NOTE_INSN_DELETED note
632 when all outputs are unused.
633 (sse4_2_pcmpistr): Ditto.
635 2011-08-26 Jakub Jelinek <jakub@redhat.com>
638 * c-typeck.c (c_process_expr_stmt): Skip over nops and
639 call mark_exp_read even if exprv is ADDR_EXPR.
641 2011-08-20 Jakub Jelinek <jakub@redhat.com>
643 PR tree-optimization/48739
644 * tree-ssa.c: Include cfgloop.h.
645 (execute_update_addresses_taken): When updating ssa, if in
646 loop closed SSA form, call rewrite_into_loop_closed_ssa instead of
648 * Makefile.in (tree-ssa.o): Depend on $(CFGLOOP_H).
650 2011-08-18 Jakub Jelinek <jakub@redhat.com>
653 * config/i386/i386.c (assign_386_stack_local): Call validize_mem
654 on the result before returning it.
656 2011-08-16 Liang Wang <lwang1@marvell.com>
658 * ggc.h (ggc_alloc_rtvec_sized): Change arguments of
659 ggc_alloc_zone_vec_rtvec_def.
661 2011-08-12 Nick Clifton <nickc@redhat.com>
663 * builtins.c (expand_builtin_memcmp): Do not use cmpstrnsi
665 * doc/md.texi (cmpstrn): Note that the comparison stops if both
666 fetched bytes are zero.
668 (cmpmem): Note that the comparison does not stop if both of the
669 fetched bytes are zero.
671 2011-08-11 Kazuhiro Inaoka <kazuhiro.inaoka.ud@renesas.com>
673 * config/rx/rx.md (movsicc): Allow register to register
675 (*movsicc): Likewise.
676 (*stcc): Restrict this pattern to EQ and NE compares.
677 (*stcc_reg): New pattern. Works for any comparison but only for
680 2011-08-10 DJ Delorie <dj@redhat.com>
682 * expr.c (expand_expr_addr_expr_1): Detect a user request for
683 a local frame in a naked function, and produce a suitable
684 error for that specific case.
686 2011-08-09 Martin Jambor <mjambor@suse.cz>
689 * tree-sra.c (access_precludes_ipa_sra_p): Also check access
692 2011-08-09 Nick Clifton <nickc@redhat.com>
694 * config/rx/rx.md: Disable extender peepholes at -O3.
696 2011-08-06 Uros Bizjak <ubizjak@gmail.com>
699 * config/alpha/alpha.c (alpha_instantiate_decls): New function.
700 (TARGET_INSTANTIATE_DECLS): New define.
702 2011-08-05 H.J. Lu <hongjiu.lu@intel.com>
704 Backport from mainline
705 2011-08-05 H.J. Lu <hongjiu.lu@intel.com>
707 * config/i386/i386.c (processor_alias_table): Add core-avx-i.
709 * doc/invoke.texi: Document core-avx-i.
711 2011-08-03 Jakub Jelinek <jakub@redhat.com>
713 PR tree-optimization/49948
714 * gimple.c (walk_stmt_load_store_addr_ops): Walk CONSTRUCTOR elements.
716 2011-08-02 Uros Bizjak <ubizjak@gmail.com>
718 * doc/md.texi (stack_protect_set): The pattern moves ptr_mode value.
719 (stack_protect_test): The pattern compares ptr_mode value.
721 2011-07-31 Uros Bizjak <ubizjak@gmail.com>
724 * config/i386/i386.md (strset): Do not expand strset_singleop
725 when %eax or $edi are fixed.
726 (*strsetdi_rex_1): Disable when %eax or %edi are fixed.
727 (*strsetsi_1): Ditto.
728 (*strsethi_1): Ditto.
729 (*strsetqi_1): Ditto.
730 (*rep_stosdi_rex64): Disable when %eax, %ecx or %edi are fixed.
731 (*rep_stossi): Ditto.
732 (*rep_stosqi): Ditto.
733 (*strlenqi_1): Ditto.
734 (cmpstrnsi): Also fail when %ecx is fixed.
735 (*cmpstrnqi_nz_1): Disable when %ecx, %esi or %edi are fixed.
736 (*cmpstrnqi_1): Ditto.
737 (*strmovdi_rex_1): Disable when %esi or %edi are fixed.
738 (*strmovsi_1): Ditto.
739 (*strmovhi_1): Ditto.
740 (*strmovqi_1): Ditto.
741 (*rep_movdi_rex64): Disable when %ecx, %esi or %edi are fixed.
745 2011-07-31 Mikael Pettersson <mikpe@it.uu.se>
748 * config/m68k/m68k.c (m68k_override_options_after_change): New function.
749 Disable instruction scheduling for non-ColdFire targets.
750 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define.
752 2011-07-29 Jakub Jelinek <jakub@redhat.com>
756 * omp-low.c (use_pointer_for_field): If disallowing copy-in/out
757 in nested parallel and outer is a gimple_reg, mark it as addressable
758 and set its bit in task_shared_vars bitmap too.
760 2011-07-29 Wei Guozhi <carrot@google.com>
762 Backport from mainline
763 2011-07-29 Wei Guozhi <carrot@google.com>
765 PR rtl-optimization/49799
766 * combine.c (make_compound_operation): Check if the bit field is valid
767 before change it to bit field extraction.
769 2011-07-28 Jakub Jelinek <jakub@redhat.com>
772 * dwarf2out.c (size_of_die, value_format, output_die): Use
773 DW_FORM_udata instead of DW_FORM_data[48] for
774 dw_val_class_unsigned_const DW_AT_data_member_location for DWARF 3.
776 2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
778 Backport from mainline
779 2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
782 * config/i386/i386.md (strlen<mode>): Replace SWI48x with P.
784 2011-07-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
786 Backport from mainline:
787 2011-07-26 Martin Jambor <mjambor@suse.cz>
789 * tree-sra.c (tree_non_mode_aligned_mem_p): Strip conversions and
790 return false for invariants.
792 2011-07-27 Jakub Jelinek <jakub@redhat.com>
795 * config/i386/i386.md (*call_pop_1_vzeroupper, *call_pop_1,
796 *sibcall_pop_1_vzeroupper, *sibcall_pop_1, *call_1_vzeroupper,
797 *call_1, *sibcall_1_vzeroupper, *sibcall_1, *call_1_rex64_vzeroupper,
798 *call_1_rex64, *call_1_rex64_ms_sysv_vzeroupper,
799 *call_1_rex64_ms_sysv, *sibcall_1_rex64_vzeroupper,
800 *sibcall_1_rex64, *call_value_pop_1_vzeroupper,
801 *call_value_pop_1, *sibcall_value_pop_1_vzeroupper,
802 *sibcall_value_pop_1, *call_value_1_vzeroupper,
803 *call_value_1, *sibcall_value_1_vzeroupper,
804 *sibcall_value_1, *call_value_1_rex64_vzeroupper,
805 *call_value_1_rex64, *call_value_1_rex64_ms_sysv_vzeroupper,
806 *call_value_1_rex64_ms_sysv, *sibcall_value_1_rex64_vzeroupper,
807 *sibcall_value_1_rex64): Use z constraint instead of s constraint.
809 Backport from mainline
810 2011-05-16 Uros Bizjak <ubizjak@gmail.com>
812 * config/i386/constraints.md (z): New constraint.
814 2011-07-25 Andrew Pinski <apinski@cavium.com>
817 * tree-inline.c (remap_gimple_op_r): Copy TREE_THIS_VOLATILE and
818 TREE_THIS_NOTRAP into the inner most MEM_REF.
819 Always copy TREE_THIS_VOLATILE.
820 * tree-sra.c (ptr_parm_has_direct_uses): Check that the lhs, rhs and
821 arguments are not volatile references.
823 2011-07-25 Georg-Johann Lay <avr@gjlay.de>
826 Backport from mainline r176756
827 2011-07-25 Georg-Johann Lay
828 * config/avr/avr.c (out_shift_with_cnt): Use tmp_reg as
829 shift counter for x << x and x >> x shifts.
831 2011-07-22 Uros Bizjak <ubizjak@gmail.com>
833 * config.gcc (x86_64-*-linux*): Set
834 default_gnu_indirect_function to yes.
836 2011-07-22 Richard Guenther <rguenther@suse.de>
838 PR tree-optimization/45819
839 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
840 preserve volatile and notrap flags.
842 2011-07-21 Uros Bizjak <ubizjak@gmail.com>
844 Backport from mainline
845 2011-07-04 Uros Bizjak <ubizjak@gmail.com>
848 * config/i386/i386.md (SSE2 int->float split): Push operand 1 in
849 general register to memory for !TARGET_INTER_UNIT_MOVES.
851 2011-07-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
853 * config/s390/s390.c (s390_class_max_nregs): Fix return type.
854 * config/s390/s390-protos.h (s390_class_max_nregs): Likewise.
856 2011-07-19 Jakub Jelinek <jakub@redhat.com>
858 PR tree-optimization/49768
859 * tree-ssa-ccp.c (fold_nonarray_ctor_reference): Return NULL
860 if offset is smaller than bitoffset, but offset+size is bigger
863 2011-07-18 Jakub Jelinek <jakub@redhat.com>
866 * tree.c (build_common_builtin_nodes): Register
867 __builtin_return_address, __cyg_profile_func_enter
868 and __cyg_profile_func_exit.
870 2011-07-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
872 * config.gcc: Obsolete i[3456x]86-*-netware*.
874 2011-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
878 2010-12-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
880 * config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean
883 2011-07-17 Eric Botcazou <ebotcazou@adacore.com>
886 * tree.c (walk_tree_1) <DECL_EXPR>: Do not walk a pointed-to type.
888 2011-07-16 Eric Botcazou <ebotcazou@adacore.com>
890 PR tree-optimization/49725
891 Backport from mainline
892 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
894 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
895 a zero minimum index only if it is redundant.
897 2011-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
900 * config/pa/pa.md (casesi): Use gen_int_mode instead of GEN_INT.
902 2011-07-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
904 Backport from mainline:
905 2011-07-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
907 * config/spu/spu.c (TARGET_ASM_FILE_START): Do not define.
908 (asm_file_start): Remove.
909 (spu_machine_dependent_reorg): Call compute_bb_for_insn and
910 free_bb_for_insn around code that modifies insns before
911 restarting df analysis.
913 2011-07-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
915 Backport from mainline:
916 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
919 * config/sol2.h (LIB_SPEC): Simplify.
920 Move LIB_THREAD_LDFLAGS_SPEC ...
921 (LINK_SPEC): ... here.
923 2011-07-14 James Greenhalgh <james.greenhalgh@arm.com>
925 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add __ARM_FEATURE_DSP.
927 2011-07-14 Andrew Pinski <pinskia@gmail.com>
930 * tree-mudflap.c (mf_xform_derefs_1 <case MEM_REF>):
931 Use fold_build2_loc instead of build2.
932 Use the correct type for the new tree.
934 2011-07-14 Georg-Johann Lay <avr@gjlay.de>
937 Backport from mainline r176276
938 2011-07-14 Georg-Johann Lay
939 * config/avr/avr.md (rotl<mode>3): Generate SCRATCH instead
941 (*rotw<mode>): Use const_int_operand for operand2.
942 Use match_scatch for operand3.
944 * config/avr/avr.c (avr_rotate_bytes): Treat SCRATCH.
946 2011-07-14 Richard Guenther <rguenther@suse.de>
948 PR tree-optimization/49651
949 * tree-ssa-structalias.c (get_constraint_for_1): Properly
950 handle dereferences with subvariables.
952 2011-07-11 Martin Jambor <mjambor@suse.cz>
954 PR tree-optimization/49094
955 * tree-sra.c (tree_non_mode_aligned_mem_p): New function.
956 (build_accesses_from_assign): Use it.
958 2011-07-11 Georg-Johann Lay <avr@gjlay.de>
961 Backport from mainline r176141
962 2011-07-11 Georg-Johann Lay
963 * config/avr/avr.c (notice_update_cc): For ashiftrt:QI, only
964 offsets 1..5 set cc0 in a usable way.
966 2011-07-08 Jakub Jelinek <jakub@redhat.com>
969 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Use
970 CONST0_RTX (dest_mode) instead of const0_rtx as second operand
972 * config/rs6000/vector.md (vector_select_<mode>,
973 vector_select_<mode>_uns): Change second operand of NE to
974 CONST0_RTX (<MODE>mode) instead of const0_rtx.
975 * config/rs6000/altivec.md (*altivec_vsel<mode>,
976 *altivec_vsel<mode>_uns): Expect second operand of NE to be
977 zero_constant of the corresponding vector mode.
978 * config/rs6000/vsx.md (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns):
981 2011-07-08 Georg-Johann Lay <avr@gjlay.de>
984 Backport from mainline SVN 176053.
985 2011-07-08 Georg-Johann Lay <avr@gjlay.de>
986 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
987 In particular, allow 8-bit values in r28 and r29.
988 (avr_hard_regno_scratch_ok): Disallow any register that might be
989 part of the frame pointer.
990 (avr_hard_regno_rename_ok): Same.
991 (avr_legitimate_address_p): Don't allow SUBREGs.
993 2011-07-07 Eric Botcazou <ebotcazou@adacore.com>
996 * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Add
997 MASK_V8PLUS, remove commented out flag and reorder.
999 Backport from mainline
1000 2011-06-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1002 * config/sparc/sol2-64.h (TARGET_DEFAULT): Remove.
1003 (TARGET_64BIT_DEFAULT): Define.
1004 * config.gcc (sparc*-*-solaris2*): Move sparc/sol2-64.h to front
1006 * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Define.
1008 2011-07-07 Jakub Jelinek <jakub@redhat.com>
1011 * c-typeck.c (build_binary_op): For MULT_EXPR and TRUNC_DIV_EXPR with
1012 one non-complex and one complex argument, call c_save_expr on both
1016 * df-problems.c (dead_debug_reset): Remove dead_debug_uses
1017 referencing debug insns that have been reset.
1018 (dead_debug_insert_before): Don't assert reg is non-NULL,
1019 instead return immediately if it is NULL.
1022 * gimplify.c (gimplify_compound_lval): For last 2 ARRAY_*REF
1023 operands and last COMPONENT_REF operand call gimplify_expr on it
1026 2011-07-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1028 Backport from mainline.
1029 2011-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1032 * config/arm/predicates.md (add_operator): New.
1033 * config/arm/arm.md ("*arith_shiftsi"): Fix for SP reg usage
1036 2011-07-05 Jakub Jelinek <jakub@redhat.com>
1038 PR tree-optimization/49618
1039 * tree-eh.c (tree_could_trap_p) <case FUNCTION_DECL, case VAR_DECL>:
1040 For DECL_WEAK decls return true.
1042 2011-07-04 Jakub Jelinek <jakub@redhat.com>
1044 PR rtl-optimization/49619
1045 * combine.c (combine_simplify_rtx): In PLUS -> IOR simplification
1046 pass VOIDmode as op0_mode to recursive call.
1048 PR rtl-optimization/49472
1049 * simplify-rtx.c (simplify_unary_operation_1) <case NEG>: When
1050 negating MULT, negate the second operand instead of first.
1051 (simplify_binary_operation_1) <case MULT>: If one operand is
1052 a NEG and the other is MULT, don't attempt to optimize by
1053 negation of the MULT operand if it only moves the NEG operation
1056 Backported from mainline
1057 2011-06-06 Jakub Jelinek <jakub@redhat.com>
1060 * dwarf2out.c (native_encode_initializer): Decrement count in each
1063 2011-07-04 Georg-Johann Lay <avr@gjlay.de>
1065 Backport from mainline
1066 2011-07-04 Georg-Johann Lay <avr@gjlay.de>
1069 * config/avr/avr.c (avr_insert_attributes): Use TYPE_READONLY
1070 instead of TREE_READONLY.
1072 2011-07-04 Richard Guenther <rguenther@suse.de>
1074 PR tree-optimization/49615
1075 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Fix
1076 basic-block index check.
1078 2011-06-30 Eric Botcazou <ebotcazou@adacore.com>
1080 PR tree-optimization/49572
1081 * tree-ssa-dom.c (initialize_hash_element) <GIMPLE_SINGLE_RHS>: Use the
1082 type of the RHS instead of that of the LHS for the expression type.
1084 2011-06-30 Georg-Johann Lay <avr@gjlay.de>
1086 Backport from mainline
1088 (avr_section_type_flags): For data in ".progmem.data", remove
1089 section flag SECTION_WRITE.
1091 2011-06-30 Georg-Johann Lay <avr@gjlay.de>
1093 Backport from mainline
1095 * config/avr/avr.c (avr_handle_progmem_attribute): Move warning
1096 about uninitialized data attributed 'progmem' from here...
1097 (avr_encode_section_info): ...to this new function.
1098 (TARGET_ENCODE_SECTION_INFO): New define.
1100 2011-06-29 Changpeng Fang <changpeng.fang@amd.com>
1102 Backport from mainline
1103 2011-06-29 Changpeng Fang <changpeng.fang@amd.com>
1105 * config/i386/i386.opt (mprefer-avx128): Redefine the flag as a Mask
1107 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_AVX128_OPTIMAL
1109 (TARGET_AVX128_OPTIMAL): New definition.
1110 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1111 X86_TUNE_AVX128_OPTIMAL entry.
1112 (ix86_option_override_internal): Enable the generation
1113 of the 128-bit instructions when TARGET_AVX128_OPTIMAL is set.
1114 (ix86_preferred_simd_mode): Use TARGET_PREFER_AVX128.
1115 (ix86_autovectorize_vector_sizes): Use TARGET_PREFER_AVX128.
1117 2011-06-29 Harsha Jagasia <harsha.jagasia@amd.com>
1119 Backport from mainline
1120 2011-05-31 Alexandre Oliva <aoliva@redhat.com>
1122 * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
1123 * config/i386/sse.md: Add n to negated FMA pattern names.
1125 2011-06-29 Eric Botcazou <ebotcazou@adacore.com>
1127 PR tree-optimization/49539
1128 * tree-ssa-forwprop.c (can_propagate_from): Check for abnormal SSA
1129 names by means of stmt_references_abnormal_ssa_name.
1130 (associate_plusminus): Call can_propagate_from before propagating
1131 from definition statements.
1133 2011-06-29 Martin Jambor <mjambor@suse.cz>
1135 Backport from mainline
1136 2011-06-24 Martin Jambor <mjambor@suse.cz>
1138 PR tree-optimizations/49516
1139 * tree-sra.c (sra_modify_assign): Choose the safe path for
1140 aggregate copies if we also did scalar replacements.
1142 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1144 Backport from mainline
1145 2011-06-20 Changpeng Fang <changpeng.fang@amd.com>
1148 * config/i386/i386.c (avx256_split_unaligned_load): New definition.
1149 (avx256_split_unaligned_store): New definition.
1150 (ix86_option_override_internal): Enable avx256 unaligned load/store
1151 splitting only when avx256_split_unaligned_load/store is set.
1153 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1155 Backport from mainline
1156 2011-03-28 H.J. Lu <hongjiu.lu@intel.com>
1158 * config/i386/i386.c (flag_opts): Fix a typo in
1159 -mavx256-split-unaligned-store.
1161 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1163 Backport from mainline
1164 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
1166 * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
1167 unaligned 256bit load/store.
1168 (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
1169 (*avx_movdqu<avxmodesuffix>): Likewise.
1171 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1173 Backport from mainline
1174 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
1176 * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
1177 and -mavx256-split-unaligned-store.
1178 (ix86_option_override_internal): Split 32-byte AVX unaligned
1179 load/store by default.
1180 (ix86_avx256_split_vector_move_misalign): New.
1181 (ix86_expand_vector_move_misalign): Use it.
1183 * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
1184 -mavx256-split-unaligned-store.
1186 * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
1187 256bit load/store. Generate unaligned store on misaligned memory
1189 (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
1191 (*avx_movdqu<avxmodesuffix>): Likewise.
1193 * doc/invoke.texi: Document -mavx256-split-unaligned-load and
1194 -mavx256-split-unaligned-store.
1196 2011-06-28 Eric Botcazou <ebotcazou@adacore.com>
1198 * tree-ssa-dom.c (initialize_hash_element): Fix oversight.
1200 2011-06-28 Andrey Belevantsev <abel@ispras.ru>
1202 Backport from mainline
1203 2011-05-25 Andrey Belevantsev <abel@ispras.ru>
1205 PR rtl-optimization/49014
1206 * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
1208 2011-06-28 Alexander Monakov <amonakov@ispras.ru>
1210 Backport from mainline
1211 2011-04-08 Alexander Monakov <amonakov@ispras.ru>
1214 * cfgloop.h (loop_has_exit_edges): New helper.
1215 * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
1217 * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
1218 that have no exit edges.
1220 2011-06-28 Iain Sandoe <iains@gcc.gnu.org>
1223 * config/darwin.c (darwin_mergeable_string_section): Place string
1224 constants in '.cstring' rather than '.const' when CF/NSStrings are
1227 2011-06-27 Eric Botcazou <ebotcazou@adacore.com>
1229 * reorg.c (fill_simple_delay_slots): Use stop_search_p to stop the
1230 forward scan as well.
1232 2011-06-27 Jakub Jelinek <jakub@redhat.com>
1234 * BASE-VER: Set to 4.6.2.
1235 * DEV-PHASE: Set to prerelease.
1237 2011-06-27 Release Manager
1239 * GCC 4.6.1 released.
1241 2011-06-21 Alan Modra <amodra@gmail.com>
1243 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New func.
1244 (TARGET_CANNOT_FORCE_CONST_MEM): Update definition.
1246 2011-06-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1248 Backport from mainline.
1249 2011-06-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1252 * config/arm/neon.md (vec_pack_trunc): Set the lengths
1253 correctly for the case with Quad vectors.
1255 2011-06-20 Alan Modra <amodra@gmail.com>
1257 * config/rs6000/rs6000.c (create_TOC_reference): Wrap high part
1258 of toc-relative address in CONST.
1259 (rs6000_delegitimize_address): Recognize changed address.
1260 (rs6000_legitimize_reload_address): Likewise.
1261 (rs6000_emit_move): Don't force these constants to memory.
1262 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of
1263 toc-relative address in CONST.
1264 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
1265 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
1267 2011-06-18 Jakub Jelinek <jakub@redhat.com>
1270 * config/i386/i386.c (ix86_expand_multi_arg_builtins): If
1271 last_arg_constant and last argument doesn't match its predicate,
1272 for xop_vpermil2<mode>3 error out and for xop_rotl<mode>3
1273 if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
1274 (ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix
1275 spelling of error message.
1276 * config/i386/sse.md (sse4a_extrqi, sse4a_insertqi,
1277 vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use
1278 const_0_to_255_operand instead of const_int_operand.
1280 2011-06-17 Richard Henderson <rth@redhat.com>
1282 Backport from mainline
1283 2011-03-22 Richard Henderson <rth@redhat.com>
1285 * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
1287 2011-06-17 Richard Guenther <rguenther@suse.de>
1289 Backport from mainline
1290 2011-05-23 Richard Guenther <rguenther@suse.de>
1292 PR tree-optimization/49115
1293 * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
1294 is not necessarily carried out, do not claim it kills the ref.
1295 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
1297 2011-06-17 Hans-Peter Nilsson <hp@axis.com>
1299 Backport from mainline
1300 2011-06-17 Hans-Peter Nilsson <hp@axis.com>
1302 PR rtl-optimization/48542
1303 * reload.c (find_equiv_reg): Stop looking when finding a
1305 * reload1.c (reload_as_needed): Invalidate all reload
1306 registers when crossing a setjmp-type call.
1308 2011-06-16 Kaz Kojima <kkojima@gcc.gnu.org>
1310 Backport form main line
1311 2011-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
1314 * config/sh/sh.md (UNSPEC_CHKADD): New.
1315 (chk_guard_add): New define_insn_and_split.
1316 (symGOT_load): Use chk_guard_add instead of blockage.
1318 2011-06-16 Martin Jambor <mjambor@suse.cz>
1320 Backported from mainline
1321 2011-06-15 Martin Jambor <mjambor@suse.cz>
1323 PR tree-optimization/48613
1324 * ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
1325 ipa_node_params_vector is NULL.
1327 2011-06-16 Jakub Jelinek <jakub@redhat.com>
1329 PR tree-optimization/49419
1330 * tree-vrp.c (execute_vrp): Call init_range_assertions
1331 before estimate_numbers_of_iterations, call
1332 free_number_of_iterations_estimates before calling
1333 remove_range_assertions.
1335 Backported from mainline
1336 2011-06-13 Edmar Wienskoski <edmar@freescale.com>
1339 * config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern
1340 with a set of similar patterns, where the MATCH_OPERAND for the
1341 function argument is replaced with individual references to hardware
1343 (save_fpregs_<mode>): Ditto
1344 (restore_gpregs_<mode>): Ditto
1345 (return_and_restore_gpregs_<mode>): Ditto
1346 (return_and_restore_fpregs_<mode>): Ditto
1347 (return_and_restore_fpregs_aix_<mode>): Ditto
1349 2011-06-14 Richard Henderson <rth@redhat.com>
1352 * dwarf2out.c (frame_pointer_fb_offset_valid): New.
1353 (based_loc_descr): Assert it's true.
1354 (compute_frame_pointer_to_fb_displacement): Set it,
1355 rather than aborting immediately.
1357 2011-06-14 Richard Henderson <rth@redhat.com>
1359 Backport from mainline
1360 2011-03-22 Richard Henderson <rth@redhat.com>
1362 * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
1363 (avr_incoming_return_addr_rtx): New.
1364 (emit_push_byte): New.
1365 (expand_prologue): Use it. Remove incorrect dwarf annotation for
1366 SREG, RAMPZ, zero register. Push frame pointer by bytes. Add dwarf
1367 annotation for __prologue_saves__. Fixup dwarf annotation for CFA.
1368 (emit_pop_byte): New.
1369 (expand_epilogue): Use it. Pop frame pointer by bytes.
1370 * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
1371 (INCOMING_RETURN_ADDR_RTX): New.
1372 (INCOMING_FRAME_SP_OFFSET): New.
1373 (ARG_POINTER_CFA_OFFSET): New.
1374 * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
1375 (*pushhi, *pushsi, *pushsf, popqi): Likewise.
1378 2011-06-14 Jakub Jelinek <jakub@redhat.com>
1381 * tree.h (DECL_NONSHAREABLE): Define.
1382 (struct tree_decl_common): Change decl_common_unused to
1383 decl_nonshareable_flag.
1384 * cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
1385 Ignore vars with DECL_NONSHAREABLE bit set.
1386 * tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
1387 on stores to automatic aggregate vars.
1389 PR rtl-optimization/49390
1391 2010-06-29 Bernd Schmidt <bernds@codesourcery.com>
1393 * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
1396 2011-06-11 Uros Bizjak <ubizjak@gmail.com>
1398 * config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
1399 (*vec_dupv2df): Rename from vec_dupv2df.
1400 (vec_dupv2df): New expander.
1402 2011-06-09 Eric Botcazou <ebotcazou@adacore.com>
1404 * config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
1406 2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
1408 Backport from mainline
1409 2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
1411 * config/i386/driver-i386.c (host_detect_local_cpu): Support
1412 unknown Intel family 0x6 CPUs.
1414 2011-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1416 Backport from mainline
1417 2011-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1420 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
1421 needed when original operands are used for msw_skip comparison.
1423 2011-06-07 Jakub Jelinek <jakub@redhat.com>
1425 PR gcov-profile/49299
1426 * value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
1428 2011-06-06 Pat Haugen <pthaugen@us.ibm.com>
1430 Backport from mainline
1431 2011-05-31 Pat Haugen <pthaugen@us.ibm.com>
1433 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
1436 2011-06-06 Jakub Jelinek <jakub@redhat.com>
1439 * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
1440 if stmt folded into nothing.
1441 * tree-inline.c (fold_marked_statements): If a builtin at the
1442 end of a bb folded into nothing, just update cgraph edges
1443 and move to next bb.
1444 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
1445 to be NULL. Don't compute count and frequency if new_call is NULL.
1447 2011-06-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1449 * longlong.h (smul_ppmm): The resulting register pair contains the
1450 higher order word first.
1452 2011-06-06 Mikael Pettersson <mikpe@it.uu.se>
1454 PR tree-optimization/49243
1455 * calls.c (setjmp_call_p): Also check if fndecl has the
1456 returns_twice attribute.
1458 2011-06-06 Richard Guenther <rguenther@suse.de>
1460 PR tree-optimization/48702
1461 * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
1462 only when we know the base address is within bounds.
1463 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
1464 assume the base address of TARGET_MEM_REFs is in bounds.
1465 (indirect_refs_may_alias_p): Fix TARGET_MEM_REF without index tests.
1467 Backport from mainline
1468 2011-05-31 Jakub Jelinek <jakub@redhat.com>
1470 PR rtl-optimization/49235
1471 * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
1472 (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
1474 2011-06-05 Eric Botcazou <ebotcazou@adacore.com>
1476 * config/sparc/sparc.c (output_return): Fix thinko in the output of an
1477 EH return when delayed branches are disabled.
1479 2011-06-05 Kaz Kojima <kkojima@gcc.gnu.org>
1481 Backport from mainline
1482 2011-05-30 Kaz Kojima <kkojima@gcc.gnu.org>
1485 * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
1486 part of the second operand is 0.
1488 2011-06-04 Alexandre Oliva <aoliva@redhat.com>
1491 * target.def (delay_sched2, delay_vartrack): New.
1492 * doc/tm.texi.in: Update.
1493 * doc/tm.texi: Rebuild.
1494 * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
1495 * var-tracking.c (gate_handle_var_tracking): Likewise.
1496 * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
1497 (bfin_flag_var_tracking): Drop.
1498 (output_file_start): Don't save and override flag_var_tracking.
1499 (bfin_option_override): Ditto flag_schedule_insns_after_reload.
1500 (bfin_reorg): Test original variables.
1501 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1502 * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
1503 (ia64_flag_var_tracking): Drop.
1504 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1505 (ia64_file_start): Don't save and override flag_var_tracking.
1506 (ia64_override_options_after_change): Ditto
1507 flag_schedule_insns_after_reload.
1508 (ia64_reorg): Test original variables.
1509 * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
1510 (picochip_flag_var_tracking): Drop.
1511 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1512 (picochip_option_override): Don't save and override
1513 flag_schedule_insns_after_reload.
1514 (picochip_asm_file_start): Ditto flag_var_tracking.
1515 (picochip_reorg): Test original variables.
1516 * config/spu/spu.c (spu_flag_var_tracking): Drop.
1517 (TARGET_DELAY_VARTRACK): Define.
1518 (spu_var_tracking): New.
1519 (spu_machine_dependent_reorg): Call it.
1520 (asm_file_start): Don't save and override flag_var_tracking.
1522 2011-06-04 Ira Rosen <ira.rosen@linaro.org>
1524 PR tree-optimization/49038
1525 * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
1526 Ensure at least one epilogue iteration if required by data
1528 * tree-vectorizer.h (struct _loop_vec_info): Add new field
1529 to mark loops that require peeling for gaps.
1530 * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
1531 (vect_get_known_peeling_cost): Take peeling for gaps into
1533 (vect_transform_loop): Generate epilogue if required by data
1535 * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
1536 loop as requiring an epilogue if there are gaps in the end of
1539 2011-06-02 Ira Rosen <ira.rosen@linaro.org>
1541 PR tree-optimization/49093
1542 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
1545 2011-05-19 Quentin Neill <quentin.neill@amd.com>
1547 * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
1548 (fma4_fmaddsub): Likewise
1550 2011-05-31 Richard Guenther <rguenther@suse.de>
1552 Backport from mainline
1553 2011-05-19 Richard Guenther <rguenther@suse.de>
1556 * tree-object-size.c (addr_object_size): If the pointed-to
1557 variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
1559 2011-05-31 Richard Guenther <rguenther@suse.de>
1561 Backport from mainline
1562 2011-05-11 Richard Guenther <rguenther@suse.de>
1565 * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
1567 2011-05-30 Richard Guenther <rguenther@suse.de>
1569 PR tree-optimization/49218
1570 * tree-vrp.c (adjust_range_with_scev): Properly check whether
1573 2011-05-30 Georg-Johann Lay <avr@gjlay.de>
1576 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors):
1577 Don't use r20 around calls of __tablejump_elpm__
1579 2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
1582 * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
1585 2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
1588 * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
1589 recurse_p argument. Only follow register copies if it is set,
1590 and prevent mips_find_pic_call_symbol from recursing.
1591 (mips_find_pic_call_symbol): Add a recurse_p argument.
1592 Pass it to mips_pic_call_symbol_from_set.
1593 (mips_annotate_pic_calls): Update accordingly.
1595 2011-05-29 Richard Guenther <rguenther@suse.de>
1597 PR tree-optimization/49217
1598 * ipa-pure-const.c (propagate_pure_const): Fix typos.
1600 2011-05-26 Pat Haugen <pthaugen@us.ibm.com>
1602 * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
1603 moves expensive on Power7 also.
1605 2011-05-26 Georg-Johann Lay <avr@gjlay.de>
1608 * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
1609 alone. Error if non-const data has attribute progmem.
1611 2011-05-26 Jakub Jelinek <jakub@redhat.com>
1614 * gimplify.c (shortcut_cond_r): Don't special case
1615 COND_EXPRs if they have void type on one of their arms.
1617 PR tree-optimization/49161
1618 * tree-vrp.c (struct case_info): New type.
1619 (compare_case_labels): Sort case_info structs instead of
1620 trees, and not primarily by CASE_LABEL uids but by
1621 label_for_block indexes.
1622 (find_switch_asserts): Put case labels into struct case_info
1623 array instead of TREE_VEC, adjust sorting, compare label_for_block
1624 values instead of CASE_LABELs.
1626 2011-05-25 Jakub Jelinek <jakub@redhat.com>
1629 * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
1631 2011-05-18 Jan Hubicka <jh@suse.cz>
1633 PR tree-optimization/44897
1634 * ipa-inline.c (cgraph_decide_recursive_inlining): Do not divide
1635 by zero for insane profiles.
1637 2011-05-24 Eric Botcazou <ebotcazou@adacore.com>
1639 * config/sparc/sparc.c (sparc_option_override): If not set by the user,
1640 force flag_ira_share_save_slots to 0.
1642 2011-05-24 Uros Bizjak <ubizjak@gmail.com>
1645 * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
1647 2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
1649 Backport from mainline
1650 2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
1653 * config/i386/driver-i386.c (host_detect_local_cpu): Always
1654 add -mno-XXX. Handle FMA.
1656 2011-05-23 Jakub Jelinek <jakub@redhat.com>
1659 * fold-const.c (constant_boolean_node): If type is non-NULL,
1660 use build_int_cst_type instead of build_int_cst.
1663 * dbxout.c: Include cgraph.h.
1664 (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
1665 and without value expr, return NULL if no varpool node exists for
1666 it or if it is not needed.
1667 * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
1670 * c-decl.c (start_decl): Convert expr to void_type_node.
1673 * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
1674 failed and the comparison has a single bit signed type, use
1675 constm1_rtx instead of const1_rtx for true value.
1676 (do_store_flag): If ops->type is single bit signed type, disable
1677 signel bit test optimization and pass -1 instead of 1 as last
1678 parameter to emit_store_flag_force.
1680 2011-05-22 Eric Botcazou <ebotcazou@adacore.com>
1682 * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
1683 (sparc-*-rtems*): Likewise.
1684 (sparc64-*-elf*): Likewise.
1685 (sparc64-*-rtems*): Likewise.
1686 (sparc*-*-solaris2*): Likewise. Remove crti.o crtn.o extra parts.
1687 * config/sparc/t-crtin: New file.
1688 * config/sparc/t-sol2 (crti.o): Delete rule.
1690 * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
1691 * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
1692 * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
1693 (ENDFILE_SPEC): Add crtn.o.
1695 2011-05-22 Uros Bizjak <ubizjak@gmail.com>
1698 * config/i386/cpuid.h (bit_MMXEXT): New define.
1700 2011-05-22 Jakub Jelinek <jakub@redhat.com>
1703 * expmed.c (extract_fixed_bit_field): Test whether target can be used
1704 only after deciding which mode to use.
1706 2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
1708 * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
1711 2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
1713 * config/sparc/sparc.c (eligible_for_return_delay): Do not return
1714 false if there are call-saved registers here...
1715 (sparc_can_use_return_insn_p): ...but here instead.
1716 (save_or_restore_regs): Fix thinko.
1717 (sparc_expand_prologue): Use current_function_is_leaf.
1718 (sparc_frame_pointer_required): Likewise.
1720 2011-05-20 Jakub Jelinek <jakub@redhat.com>
1723 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
1724 for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
1726 2011-05-20 Richard Guenther <rguenther@suse.de>
1728 PR tree-optimization/49079
1729 * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
1730 MEM_REFs correctly for the trailing array access detection.
1731 Special case constants the same way as decls for overall size
1734 2011-05-20 Jakub Jelinek <jakub@redhat.com>
1736 PR tree-optimization/49073
1737 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return
1738 NULL if PHI argument is SSA_NAME, whose def_stmt is dominated
1740 * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
1742 2011-05-19 Uros Bizjak <ubizjak@gmail.com>
1744 * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
1745 when TARGET_RDRND is active.
1746 (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
1747 Generate dummy SImode target register when target is NULL.
1749 2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
1751 Backport from mainline
1752 2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
1755 * config/i386/sse.md (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>):
1756 Properly handle load cast.
1758 2011-05-18 Jakub Jelinek <jakub@redhat.com>
1760 PR tree-optimization/49039
1761 * tree-vrp.c (extract_range_from_binary_expr): For
1762 MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
1763 return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
1765 2011-05-18 Richard Guenther <rguenther@suse.de>
1767 PR tree-optimization/49018
1768 * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
1769 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
1770 gimple_has_side_effects.
1772 2011-05-18 Richard Guenther <rguenther@suse.de>
1774 Backport from mainline
1775 2011-04-19 Richard Guenther <rguenther@suse.de>
1778 * tree.c (free_lang_data): Do not reset the decl-assembler-name
1781 2011-04-21 Richard Guenther <rguenther@suse.de>
1784 * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of
1787 2011-05-18 Richard Guenther <rguenther@suse.de>
1789 Backport from mainline
1790 2011-05-12 Richard Guenther <rguenther@suse.de>
1792 PR tree-optimization/48172
1793 * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
1794 the number of iterations from the segment size calculation.
1795 (vect_create_cond_for_alias_checks): Adjust.
1797 2011-05-13 Richard Guenther <rguenther@suse.de>
1799 PR tree-optimization/48172
1800 * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
1801 multiplying by number of iterations for equal step.
1802 (vect_create_cond_for_alias_checks): Likewise.
1804 2011-05-18 Jakub Jelinek <jakub@redhat.com>
1806 PR tree-optimization/49000
1807 * tree-ssa.c (execute_update_addresses_taken): Call
1808 maybe_rewrite_mem_ref_base on debug stmt value. If it couldn't
1809 be rewritten and decl has been marked for renaming, reset
1812 2011-05-17 Nick Clifton <nickc@redhat.com>
1814 Import these patches from the mainline:
1816 2011-05-17 Nick Clifton <nickc@redhat.com>
1818 * config/rx/rx.c (rx_memory_move_cost): Include cost of register moves.
1820 * config/rx/rx.md: Add peephole to remove redundant extensions
1822 (bitset_in_memory): Use rx_restricted_mem_operand.
1823 (bitinvert_in_memory): Likewise.
1824 (bitclr_in_memory): Likewise.
1826 2011-05-17 Kazuhio Inaoka <kazuhiro.inaoka.ud@renesas.com>
1827 Nick Clifton <nickc@redhat.com>
1829 * config/rx/rx.md: Add peepholes to match a register move followed
1830 by a comparison of the moved register. Replace these with an
1831 addition of zero that does both actions in one instruction.
1833 2011-05-17 Jakub Jelinek <jakub@redhat.com>
1836 * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
1837 predicate to allow CONST_INT.
1839 2011-05-16 Joseph Myers <joseph@codesourcery.com>
1841 PR preprocessor/48677
1842 * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
1843 from decoded_options[0], not from itself.
1845 2011-05-16 Uros Bizjak <ubizjak@gmail.com>
1847 * config/i386/i386.md (*movxf_internal): Disable CONST_DOUBLE
1848 optimization for CM_MEDIUM and CM_LARGE code models. Fix usage
1849 of standard_80387_constant_p.
1850 (*movxf_internal_nointeger): Ditto.
1851 (*movdf_internal): Remove dead code-size optimization.
1852 (*movdf_internal_rex64): Fix usage of standard_80387_constant_p.
1853 (*movdf_internal_nointeger): Ditto.
1854 (*movsf_internal): Ditto.
1855 (floating point move splitters): Ditto.
1856 * config/i386/constraints.md (G): Ditto.
1857 * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
1859 2011-05-12 Jakub Jelinek <jakub@redhat.com>
1861 PR tree-optimization/48975
1862 * tree-if-conv.c (combine_blocks): Call free_bb_predicate
1863 on all bbs here and free and clear ifc_bbs at the end.
1865 2011-05-12 Richard Guenther <rguenther@suse.de>
1867 Backport from mainline
1868 2011-05-02 Richard Guenther <rguenther@suse.de>
1870 PR tree-optimization/48822
1871 * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
1872 (process_scc): Indicate which iteration we start.
1874 2011-05-12 Jakub Jelinek <jakub@redhat.com>
1877 * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
1878 if validate_subreg fails.
1880 2011-05-12 Nick Clifton <nickc@redhat.com>
1882 * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
1883 * config/rx/rx.c (rx_is_legitimate_constant): Use gcc_unreachable
1885 (rx_align_for_label): Test label before extracting its number of
1887 (rx_max_skip_for_label): Ignore debug insns.
1889 2011-05-11 Jakub Jelinek <jakub@redhat.com>
1892 * tree-ssa.c (reset_debug_uses): New function.
1893 * tree-flow.h (reset_debug_uses): New prototype.
1894 * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
1895 * tree-loop-distribution.c (generate_loops_for_partition): Call
1896 reset_debug_uses on the stmts that will be removed. Keep around
1897 all debug stmts, don't count them as bits in partition bitmap.
1898 (generate_builtin): Don't count debug stmts or labels as bits in
1901 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1903 Backport from mainline
1904 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1906 PR target/48857, 48495
1907 * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
1909 (VSX_MOVE_MODE): Ditto.
1910 (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
1911 VSX vector types. Add V2DImode.
1912 (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
1913 ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
1914 (MODES_TIEABLE_P): Ditto.
1916 * config/rs6000/rs6000.c (rs6000_emit_move): Use
1917 ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
1919 (init_cumulative_args): Ditto.
1920 (rs6000_function_arg_boundary): Ditto.
1921 (rs6000_function_arg_advance_1): Ditto.
1922 (rs6000_function_arg): Ditto.
1923 (rs6000_function_ok_for_sibcall): Ditto.
1924 (emit_frame_save): Ditto.
1925 (rs6000_function_value): Ditto.
1926 (rs6000_libcall_value): Ditto.
1928 2011-05-10 Nick Clifton <nickc@redhat.com>
1930 * config/rx/rx.c (rx_memory_move_cost): Reduce the cost for
1933 2011-05-10 DJ Delorie <dj@redhat.com>
1935 * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
1936 (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
1937 * config/rx/rx.c (rx_align_for_label): Add label and
1938 uses_threshold parameters. Do not align when the label is not
1940 * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
1942 2011-05-10 Jakub Jelinek <jakub@redhat.com>
1944 Backported from mainline
1945 2011-05-07 Zdenek Dvorak <ook@ucw.cz>
1947 PR tree-optimization/48837
1948 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
1949 when accumulator transformation is performed.
1951 2011-05-10 Jakub Jelinek <jakub@redhat.com>
1953 PR tree-optimization/48611
1954 PR tree-optimization/48794
1955 * tree-eh.c (remove_unreachable_handlers): Don't remove regions
1956 referenced from RESX or EH_DISPATCH arguments.
1958 2011-05-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1960 * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
1961 temporary register to match Pmode.
1963 2011-05-09 Eric Botcazou <ebotcazou@adacore.com>
1965 * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
1966 (dataflow_set_preserve_mem_locs): Likewise.
1968 2011-05-06 Uros Bizjak <ubizjak@gmail.com>
1970 * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
1971 constraint modifier to "r".
1973 2011-05-06 Alan Modra <amodra@gmail.com>
1976 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
1977 const0_rtx as the arg to the dummy __tls_get_addr libcall.
1979 2011-05-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1981 * config/s390/s390.c (s390_asm_trampoline_template): Comment
1983 (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
1985 2011-05-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1988 * config/arm/neon.md (neon_vtrn<mode>): Fix typo from earlier commit.
1990 2011-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1992 * config/rs6000/rs6000.c (rs6000_handle_option): Add missing break
1995 2011-05-05 Jason Merrill <jason@redhat.com>
1998 * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
2000 2011-05-05 Julian Brown <julian@codesourcery.com>
2002 * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
2003 parenthesis in D-register case.
2005 2011-05-05 Ira Rosen <ira.rosen@linaro.org>
2007 Backport from mainline:
2008 2011-04-18 Ulrich Weigand <ulrich.weigand@linaro.org>
2009 Ira Rosen <ira.rosen@linaro.org>
2012 * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
2013 to match neon_vzip/vuzp/vtrn_internal.
2014 * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
2015 outputs explicitly dependent on both inputs.
2016 (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
2018 2011-05-04 Uros Bizjak <ubizjak@gmail.com>
2020 * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
2021 Use %v prefix in insn mnemonic to handle TARGET_AVX.
2022 (*movdi_internal): Use "maybe_vex" instead of "vex" in "prefix"
2023 attribute calculation.
2024 (*movdf_internal): Output AVX mnemonics. Add "prefix" attribute.
2025 * config/i386/sse.md (*sse2_storeq_rex64): Do not emit %v prefix
2026 for mov{q} mnemonic.
2027 (*vec_extractv2di_1_rex64_avx): Ditto.
2029 2011-05-03 Uros Bizjak <ubizjak@gmail.com>
2030 Jakub Jelinek <jakub@redhat.com>
2033 * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
2034 only succeed if req_mode is the same as set_mode.
2036 2011-05-03 Richard Guenther <rguenther@suse.de>
2039 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2040 Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
2041 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2043 2011-05-03 Eric Botcazou <ebotcazou@adacore.com>
2046 * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
2047 for -fstack-check if the size to allocate is negative.
2049 2011-04-30 Jakub Jelinek <jakub@redhat.com>
2051 PR tree-optimization/48809
2052 * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
2054 (gen_inbound_check): Don't compute index_expr - range_min in utype
2055 again, instead reuse SSA_NAME initialized in build_arrays.
2056 Remove two useless gsi_for_stmt calls.
2058 2011-04-28 Michael Meissner <meissner@linux.vnet.ibm.com>
2060 Backport from mainline
2061 2011-04-01 Andrew Pinski <pinskia@gmail.com>
2062 Michael Meissner <meissner@linux.vnet.ibm.com>
2065 * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
2066 operands, as per the specifications.
2068 * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
2069 (vec_extract_evenv4sf): Ditto.
2070 (vec_extract_evenv8hi): Ditto.
2071 (vec_extract_evenv16qi): Ditto.
2072 (vec_extract_oddv4si): Ditto.
2074 2011-04-28 Jakub Jelinek <jakub@redhat.com>
2077 * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
2080 2011-04-27 Jakub Jelinek <jakub@redhat.com>
2083 * c-typeck.c (build_binary_op): Don't wrap arguments if
2084 int_operands is true.
2086 2011-04-26 Jakub Jelinek <jakub@redhat.com>
2089 * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
2090 is error_mark_node, set value to NULL.
2092 PR tree-optimization/48734
2093 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
2094 if return value from maybe_fold_*_comparsions isn't something
2095 the code is prepared to handle.
2097 2011-04-26 Richard Guenther <rguenther@suse.de>
2099 PR tree-optimization/48731
2100 * ipa-inline.c (cgraph_flatten): Test if function is inlinable.
2102 2011-04-24 Paolo Carlini <paolo.carlini@oracle.com>
2105 * doc/extend.texi (Type Traits): Document __is_standard_layout,
2106 __is_literal_type, and __is_trivial; update throughout about
2107 possibly cv-qualified void types.
2109 2011-04-23 Jakub Jelinek <jakub@redhat.com>
2112 * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
2113 to VOID_TYPE even around MODIFY_EXPR.
2115 2011-04-22 Jakub Jelinek <jakub@redhat.com>
2117 PR tree-optimization/48717
2118 * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
2119 ~A + A optimizations use build_int_cst_type instead of build_int_cst.
2121 2011-04-22 Jakub Jelinek <jakub@redhat.com>
2124 * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
2125 TREE_STATIC variables declared inside of some OpenMP construct.
2127 2011-04-21 Uros Bizjak <ubizjak@gmail.com>
2130 * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
2131 vec_extract and vec_concat for non-SSE4_1 targets.
2133 2011-04-21 Richard Guenther <rguenther@suse.de>
2136 * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
2137 objects and types here. Adjust for their offset before comparing.
2139 2011-04-21 Eric Botcazou <ebotcazou@adacore.com>
2141 * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
2143 2011-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2146 * config/pa/predicates.md (ior_operand): Delete predicate.
2147 (cint_ior_operand, reg_or_cint_ior_operand): New predicates.
2148 * config/pa/pa.md (iordi3): Use reg_or_cint_ior_operand predicate in
2149 expander. Use cint_ior_operand in unnamed insn.
2151 * config/pa/pa-protos.h (ior_operand): Delete declarations.
2153 2011-04-20 Jakub Jelinek <jakub@redhat.com>
2155 PR tree-optimization/48611
2156 * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
2157 beyond ERT_MUST_NOT_THROW region.
2159 2011-04-20 Eric Botcazou <ebotcazou@adacore.com>
2161 Backport from mainline
2162 2011-04-19 Eric Botcazou <ebotcazou@adacore.com>
2165 * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
2166 the types if they have different enumeration identifiers.
2168 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
2171 * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
2172 DECL_IN_CONSTANT_POOL without RTL.
2174 2011-04-20 Richard Guenther <rguenther@suse.de>
2176 Backport from mainline
2177 2011-04-19 Bernd Schmidt <bernds@codesourcery.com>
2180 * reload1.c (inc_for_reload): Return void. All callers changed.
2181 (emit_input_reload_insns): Don't try to delete previous output
2182 reloads to a register, or record spill_reg_store for autoincs.
2184 2011-04-19 Jakub Jelinek <jakub@redhat.com>
2187 * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
2188 is a SUBREG with non-MODE_INT mode inside of it.
2190 2011-04-18 Jakub Jelinek <jakub@redhat.com>
2193 * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
2194 if TREE_TYPE (v) is non-NULL.
2196 * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
2197 gimple_get_virt_mehtod_for_binfo.
2198 * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
2199 * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
2201 * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
2203 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
2205 * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
2207 2011-04-18 Jakub Jelinek <jakub@redhat.com>
2209 PR tree-optimization/48616
2210 * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
2211 whether the shift is by scalar or vector based on whether all SLP
2212 scalar stmts have the same rhs.
2214 2011-04-17 Dennis, CHENG Renquan <crquan@fedoraproject.org>
2216 * doc/passes.texi: Fill crossref nodes.
2218 2011-04-17 Marius Strobl <marius@FreeBSD.org>
2220 * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
2221 (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
2222 (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
2224 2011-04-17 Eric Botcazou <ebotcazou@adacore.com>
2227 * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
2228 is non-null before accessing it.
2229 (input_cgraph): Remove trailing spaces.
2231 2011-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2233 * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
2234 Replace match_operand with match_dup for the third operand in
2237 2011-04-15 Jakub Jelinek <jakub@redhat.com>
2240 * config/i386/sse.md (avx_insertps, sse4_1_insertps): If operands[2]
2241 is a MEM, offset it as needed based on top 2 bits in operands[3],
2242 change MEM mode to SFmode and mask those 2 bits away from operands[3].
2244 2011-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2246 Backport from mainline:
2247 2011-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2250 * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
2251 move from floating point to shift amount register.
2252 (emit_move_sequence): Remove secondary reload support for floating
2253 point to shift amount amount register copies.
2254 (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
2255 amount register copies.
2256 * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
2257 register, return false if mode isn't a scalar integer mode.
2258 * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
2260 2011-04-13 Jakub Jelinek <jakub@redhat.com>
2263 * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is NULL.
2264 (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
2266 2011-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2268 Backport from mainline:
2269 2011-04-12 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2271 * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
2273 2011-04-12 Martin Jambor <mjambor@suse.cz>
2275 PR tree-optimization/48195
2276 * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
2277 ipa_check_create_edge_args.
2278 (ipcp_generate_summary): Do not call ipa_check_create_node_params and
2279 ipa_check_create_edge_args.
2280 * ipa-inline.c (inline_generate_summary): Do not call
2281 ipa_check_create_node_params and ipa_check_create_edge_args.
2282 * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
2283 ipa_check_create_edge_args.
2285 2011-04-12 Jakub Jelinek <jakub@redhat.com>
2287 PR rtl-optimization/48549
2288 * combine.c (propagate_for_debug): Also stop after BB_END of
2289 this_basic_block. Process LAST and just stop processing after it.
2290 (combine_instructions): If last_combined_insn has been deleted,
2291 set last_combined_insn to its PREV_INSN.
2293 2011-04-12 Nick Clifton <nickc@redhat.com>
2295 * config/v850/v850.c (expand_prologue): Do not use the CALLT
2296 instruction for interrupt handlers if the target is the basic V850
2298 (expand_epilogue): Likewise.
2300 2011-04-12 Jakub Jelinek <jakub@redhat.com>
2303 * c-typeck.c (store_init_value): Set TREE_TYPE (decl) to
2306 2011-04-11 Joseph Myers <joseph@codesourcery.com>
2308 * common.opt (Tbss=, Tdata=, Ttext=): New options.
2310 2011-04-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2312 Backport from mainline:
2313 2011-04-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2315 * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
2317 2011-04-09 Duncan Sands <baldrick@free.fr>
2319 * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
2321 2011-04-08 Steven G. Kargl <kargl@gcc.gnu.org>
2324 * config.gcc: disable unwind table generation for crtbegin/crtend
2327 2011-04-08 Jakub Jelinek <jakub@redhat.com>
2329 PR tree-optimization/48377
2330 * tree-vect-data-refs.c (vector_alignment_reachable_p): Set is_packed
2331 to true even for types with smaller TYPE_ALIGN than TYPE_SIZE.
2333 2011-04-07 Uros Bizjak <ubizjak@gmail.com>
2335 * config/i386/sse.md: Update copyright year.
2336 (avx_cmp<ssescalarmodesuffix><mode>3): Add missing output
2337 register constraint.
2338 (*vec_concatv2sf_avx): Fix wrong register constraint in
2339 alternative 3 of operand 1.
2340 (*vec_set<mode>_0_avx): Avoid combining registers from different
2341 units in a single alternative.
2342 (*vec_set<mode>_0_sse4_1): Ditto.
2343 (*vec_set<mode>_0_sse2): Ditto.
2344 (vec_set<mode>_0): Ditto.
2345 (sse2_storehpd): Ditto.
2346 (sse2_loadhpd): Ditto.
2347 (sse4_1_insertps): Use nonimmediate_operand for operand 2.
2348 * config/i386/predicates.md (sse_comparison_operator): Do not
2349 define as special predicate.
2351 2011-04-07 Jakub Jelinek <jakub@redhat.com>
2354 * combine.c (combine_instructions): Add last_combined_insn,
2355 update it if insn is after it, pass it to all try_combine calls.
2356 (try_combine): Add last_combined_insn parameter, pass it instead of
2357 i3 to propagate_for_debug.
2359 2011-04-07 Andrey Belevantsev <abel@ispras.ru>
2361 Backport from mainline
2362 2011-03-26 Andrey Belevantsev <abel@ispras.ru>
2364 PR rtl-optimization/48144
2365 * sel-sched-ir.c (merge_history_vect): Factor out from ...
2366 (merge_expr_data): ... here.
2367 (av_set_intersect): Rename to av_set_code_motion_filter.
2368 Update all callers. Call merge_history_vect when an
2369 expression is found in both sets.
2370 * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
2372 2011-04-06 Jakub Jelinek <jakub@redhat.com>
2375 * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
2376 as base_reg whatever register reg has been eliminated to, instead
2377 of hardcoding STACK_POINTER_REGNUM.
2379 Backported from mainline
2380 2011-04-01 Jakub Jelinek <jakub@redhat.com>
2383 * expr.c (expand_assignment): Handle all possibilities
2384 if TO_RTX is CONCAT.
2385 * expmed.c (store_bit_field_1): Avoid trying to create
2387 (store_split_bit_field): If SUBREG_REG (op0) or
2388 op0 itself has smaller mode than word, return it
2389 for offset 0 and const0_rtx for out-of-bounds stores.
2390 If word is const0_rtx, skip it.
2392 2011-04-06 Joseph Myers <joseph@codesourcery.com>
2394 * gcov-io.c: Use GCC Runtime Library Exception.
2396 2011-04-05 Eric Botcazou <ebotcazou@adacore.com>
2398 * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
2400 2011-04-01 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2402 * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
2404 2011-04-01 Andrey Belevantsev <abel@ispras.ru>
2406 Backport from mainline
2407 2011-03-22 Andrey Belevantsev <abel@ispras.ru>
2409 PR rtl-optimization/48143
2410 * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
2411 (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
2412 sse2_cvtps2pd): Likewise.
2414 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
2417 * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
2418 frame-related from frame-unrelated adjustments to the stack pointer.
2420 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
2422 Backport from mainline
2423 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
2426 * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
2429 2011-03-29 Jakub Jelinek <jakub@redhat.com>
2432 * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
2433 dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
2434 dw_fde_unlikely_section_end_label, cold_in_std_section,
2435 dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
2436 Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
2438 (output_fde): Use dw_fde_second_{begin,end} if second is
2439 true, otherwise dw_fde_{begin,end}.
2440 (output_call_frame_info): Test dw_fde_second_begin != NULL
2441 instead of dw_fde_switched_sections.
2442 (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
2443 fields, initialize new fields. Initialize in_std_section
2444 unconditionally from the first partition.
2445 (dwarf2out_end_epilogue): Don't override dw_fde_end when
2446 dw_fde_second_begin is non-NULL.
2447 (dwarf2out_switch_text_section): Stop initializing removed
2448 dw_fde_struct fields, initialize new fields, initialize
2449 also dw_fde_end here. Set dw_fde_switch_cfi even when
2450 dwarf2out_do_cfi_asm (). Call var_location_switch_text_section.
2451 (struct var_loc_list_def): Add last_before_switch field.
2452 (arange_table, arange_table_allocated, arange_table_in_use,
2453 ARANGE_TABLE_INCREMENT, add_arange): Removed.
2454 (size_of_aranges): Count !in_std_section and !second_in_std_section
2455 hunks in fdes, instead of looking at arange_table_in_use.
2456 (output_aranges): Add aranges_length argument, don't call
2457 size_of_aranges here. Instead of using aranges_table*
2458 emit ranges for fdes when !in_std_section resp.
2459 !second_in_std_section.
2460 (dw_loc_list): Break ranges crossing section switch.
2461 (convert_cfa_to_fb_loc_list): Likewise. If switched sections,
2462 use dw_fde_second_end instead of dw_fde_end as end of last
2464 (gen_subprogram_die): Don't call add_arange. Use
2465 dw_fde_{begin,end} for first partition and if switched
2466 section dw_fde_second_{begin,end} for the second.
2467 (var_location_switch_text_section_1,
2468 var_location_switch_text_section): New functions.
2469 (dwarf2out_begin_function): Initialize cold_text_section even
2470 when function_section () isn't text_section.
2471 (prune_unused_types): Don't walk arange_table.
2472 (dwarf2out_finish): Don't needlessly test
2473 flag_reorder_blocks_and_partition when testing cold_text_section_used.
2474 If info_section_emitted, call size_of_aranges and if it indicates
2475 non-empty .debug_aranges, call output_aranges with the computed
2476 size. Stop using removed dw_fde_struct fields, use
2477 dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
2480 2011-03-29 Uros Bizjak <ubizjak@gmail.com>
2482 * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
2483 (alpha_option_override): Don't set alpha_sr_alias_set.
2484 (emit_frame_store_1): Use gen_frame_mem rather than calling
2486 (alpha_expand_epilogue): Ditto.
2487 (unicosmk_gen_dsib): Ditto.
2489 2011-03-29 Nick Clifton <nickc@redhat.com>
2491 * config/rx/rx.h (LABEL_ALIGN_AFTER_BARRIER): Define.
2492 (ASM_OUTPUT_MAX_SKIP): Define.
2493 * config/rx/predicates.md (rx_zs_comparison_operator): Do not
2494 allow LT aor GE comparisons.
2495 * config/rx/rx-protos.h (rx_align_for_label): Prototype.
2496 * config/rx/rx.md: Add peepholes and patterns to combine extending
2497 loads with simple arithmetic instructions.
2498 * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI modes
2499 to use pre-decrement and post-increment addressing.
2500 (rx_is_restricted_memory_address): For REG+INT addressing, ensure
2501 that the INT is a valid offset.
2502 (rx_print_operand): Handle %R.
2503 Fix %Q's handling of MEMs.
2504 (rx_option_override): Set alignments.
2505 (rx_align_for_label): New function.
2506 (rx_max_skip_for_label): New function.
2507 (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
2508 (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
2509 (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
2510 (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
2512 2011-03-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2514 * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
2515 for invalid symbolic addresses.
2516 (s390_secondary_reload): Don't use s390_check_symref_alignment for
2519 2011-03-28 Richard Sandiford <richard.sandiford@linaro.org>
2522 * config/arm/predicates.md (neon_lane_number): Accept 0..15.
2524 2011-03-28 Richard Guenther <rguenther@suse.de>
2526 Backport from mainline
2527 2011-03-24 Richard Guenther <rguenther@suse.de>
2530 * tree-object-size.c (addr_object_size): Do not double-account
2531 for MEM_REF offsets.
2533 2011-03-22 Richard Guenther <rguenther@suse.de>
2535 PR tree-optimization/48228
2536 * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
2537 for single-arg PHIs.
2539 2011-03-17 Richard Guenther <rguenther@suse.de>
2542 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
2543 a value make sure to fold the statement.
2545 2011-03-15 Richard Guenther <rguenther@suse.de>
2548 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
2549 or variable-indexed array accesses when in gimple form.
2551 2011-03-27 Jonathan Wakely <jwakely.gcc@gmail.com>
2556 * doc/extend.texi (Alignment): Move section to match order in TOC.
2557 * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
2558 (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
2560 2011-03-26 Uros Bizjak <ubizjak@gmail.com>
2562 Backport from mainline:
2563 2011-03-24 Uros Bizjak <ubizjak@gmail.com>
2566 * config/i386/i386.md (*movdf_internal_rex64): Do not split
2567 alternatives that can be handled with movq or movabsq insn.
2568 (*movdf_internal): Disable for !TARGET_64BIT.
2569 (*movdf_internal_nointeger): Ditto.
2570 * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
2572 2011-03-26 Jakub Jelinek <jakub@redhat.com>
2574 Backport from mainline
2575 2011-03-24 Jakub Jelinek <jakub@redhat.com>
2578 * simplify-rtx.c (simplify_const_unary_operation): Call
2579 real_convert when changing mode class with FLOAT_EXTEND.
2581 2011-03-20 Jakub Jelinek <jakub@redhat.com>
2585 * c-common.c (shorten_compare): If primopN is first sign-extended
2586 to opN and then zero-extended to result type, set primopN to opN.
2588 PR rtl-optimization/48156
2589 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
2590 assume df and df_lr are not NULL.
2592 2011-03-17 Jakub Jelinek <jakub@redhat.com>
2594 PR rtl-optimization/48141
2595 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
2596 * dse.c: Include params.h.
2597 (active_local_stores_len): New variable.
2598 (add_wild_read, dse_step1): Clear it when setting active_local_stores
2600 (record_store, check_mem_read_rtx): Decrease it when removing
2602 (scan_insn): Likewise. Increase it when adding to chain, if it
2603 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
2604 set active_local_stores to NULL before the addition.
2605 * Makefile.in (dse.o): Depend on $(PARAMS_H).
2607 PR rtl-optimization/48141
2608 * dse.c (record_store): If no positions are needed in an insn
2609 that cannot be deleted, at least unchain it from active_local_stores.
2611 2011-03-25 Jakub Jelinek <jakub@redhat.com>
2613 * BASE-VER: Set to 4.6.1.
2614 * DEV-PHASE: Set to prerelease.
2616 2011-03-25 Release Manager
2618 * GCC 4.6.0 released.
2620 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
2622 * config/rs6000/t-freebsd: Remove duplication from file.
2624 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2627 * doc/install.texi (Prerequisites): Move jar etc. up.
2628 Explain support library version requirements.
2630 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2633 * doc/install.texi (Prerequisites): Move Perl to build
2634 requirements. Always necessary on Solaris 2 with Sun ld.
2636 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2638 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
2640 (Specific, i?86-*-solaris2.[89]): Likewise.
2641 (Specific, i?86-*-solaris2.10): Likewise.
2642 (Specific, mips-sgi-irix6): Likewise.
2643 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
2644 Update for binutils 2.21.
2646 2011-03-21 Jakub Jelinek <jakub@redhat.com>
2649 * config/s390/s390.c (s390_delegitimize_address): Don't call
2650 lowpart_subreg if orig_x has BLKmode.
2652 2011-03-20 Joseph Myers <joseph@codesourcery.com>
2654 * c-decl.c (diagnose_mismatched_decls): Give an error for
2655 redefining a typedef with variably modified type.
2657 2011-03-20 Joseph Myers <joseph@codesourcery.com>
2659 * c-decl.c (grokfield): Don't allow typedefs for structures or
2660 unions with no tag by default.
2661 * doc/extend.texi (Unnamed Fields): Update.
2663 2011-03-18 Jakub Jelinek <jakub@redhat.com>
2666 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
2667 arange_table_in_use is 0, but either text_section_used or
2668 cold_text_section_used is true. Don't call it if
2669 !info_section_emitted.
2671 2011-03-18 Richard Guenther <rguenther@suse.de>
2673 * doc/install.texi (--enable-gold): Remove.
2674 (--with-plugin-ld): Document.
2675 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
2677 2011-03-18 H.J. Lu <hongjiu.lu@intel.com>
2679 Backport from mainline
2680 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
2683 * config/i386/i386.opt: Add Save to -mavx and -mfma.
2685 2011-03-18 Richard Henderson <rth@redhat.com>
2686 Jakub Jelinek <jakub@redhat.com>
2689 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
2690 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
2692 2011-03-17 Richard Guenther <rguenther@suse.de>
2695 * tree-object-size.c (compute_object_offset): Properly return
2696 the offset operand of MEM_REFs as sizetype.
2698 2011-03-16 Dodji Seketeli <dodji@redhat.com>
2701 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
2702 (lookup_type_die_strip_naming_typedef): ... here.
2703 (get_context_die): Use it.
2704 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
2705 the anonymous struct named by the naming typedef.
2707 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2710 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
2711 in the output template.
2713 2011-03-15 Alan Modra <amodra@gmail.com>
2716 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
2717 presume symbol_refs without a symbol_ref_decl are suitably
2718 aligned, nor other trees we may see here. Handle anchor symbols.
2719 (legitimate_constant_pool_address_p): Comment. Add mode param.
2720 Check cmodel=medium addresses. Adjust all calls.
2721 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
2722 creating cmodel=medium optimized access to locals.
2723 * config/rs6000/constraints.md (R): Pass QImode to
2724 legitimate_constant_pool_address_p.
2725 * config/rs6000/predicates.md (input_operand): Pass mode to
2726 legitimate_constant_pool_address_p.
2727 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
2730 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2733 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
2734 64-bit constants being loaded into registers other than GPRs such
2735 as loading 0 into a VSX register.
2737 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2739 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
2742 2011-03-14 Jakub Jelinek <jakub@redhat.com>
2744 * doc/invoke.texi, doc/standards.texi: Refer to
2745 gcc-4.6/c99status.html.
2747 * DEV-PHASE: Mark "prerelease".
2749 2011-03-14 Richard Guenther <rguenther@suse.de>
2752 * tree.c (build_vector_from_val): Adjust assert to requirements
2755 2011-03-14 Jakub Jelinek <jakub@redhat.com>
2758 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE
2761 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
2763 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
2764 terms of target_flags_explicit. Adjust copyright year.
2766 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
2767 * config/rs6000/t-freebsd: New file. Add override for
2770 2011-03-13 Chris Demetriou <cgd@google.com>
2772 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
2773 (-fno-diagnostics-show-option): this, to reflect current default.
2774 (-Werror=): Update text about -fno-diagnostics-show-option.
2776 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
2779 * config/rs6000/predicates.md (easy_vector_constant_add_self,
2780 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
2781 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
2782 mode is not V2DImode or V2DFmode.
2783 (vspltis_constant): Do not handle V2DImode and V2DFmode.
2784 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
2785 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
2787 (movdi_internal64): Likewise.
2789 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
2791 PR tree-optimization/47127
2792 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
2794 (set_cloog_options): Same.
2795 (scop_to_clast): Same.
2796 (print_clast_stmt): Do not call cloog_state_malloc and
2798 (print_generated_program): Same.
2800 * graphite-clast-to-gimple.h (cloog_state): Declared.
2801 (scop_to_clast): Adjust declaration.
2802 * graphite.c (cloog_state): Defined here.
2803 (graphite_initialize): Call cloog_state_malloc.
2804 (graphite_finalize): Call cloog_state_free.
2806 2011-03-11 Jason Merrill <jason@redhat.com>
2808 * attribs.c (lookup_attribute_spec): Take const_tree.
2811 2011-03-11 Joseph Myers <joseph@codesourcery.com>
2813 * config/sparc/sparc.c (sparc_option_override): Use
2814 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
2816 2011-03-11 Richard Guenther <rguenther@suse.de>
2818 PR tree-optimization/48067
2819 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
2820 multiplication result will be only used once on the target
2823 2011-03-11 Richard Guenther <rguenther@suse.de>
2825 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
2827 2011-03-11 Richard Guenther <rguenther@suse.de>
2830 * tree.c (find_decls_types_r): Do not walk types only reachable
2831 from IDENTIFIER_NODEs.
2833 2011-03-11 Jakub Jelinek <jakub@redhat.com>
2836 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
2837 all vnode->force_output nodes as needed.
2839 2011-03-11 Jason Merrill <jason@redhat.com>
2842 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
2843 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
2845 2011-03-11 Martin Jambor <mjambor@suse.cz>
2847 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
2850 2011-03-11 Jakub Jelinek <jakub@redhat.com>
2852 PR tree-optimization/48063
2853 * ipa-inline.c (cgraph_decide_inlining): Don't try to
2854 inline functions called once if !tree_can_inline_p (node->callers).
2856 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
2858 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
2860 * config/score/score3.c: Delete.
2861 * config/score/score3.h: Delete.
2862 * config/score/mul-div.S: Delete.
2863 * config/score/sfp-machine.h: Add new file.
2864 * config/score/constraints.md: Add new file.
2865 * config/score/t-score-softfp: Add new file.
2866 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
2867 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
2868 (score7_extra_constraint): Delete.
2869 (score7_option_override): Remove unused code.
2870 * config/score/score.c: Remove score3 and score5 define and code.
2871 * config/score/score.h: Remove score3 and score5 define and code.
2872 * config/score/score.md: Remove score3 template and unusual insn.
2873 * config/score/score.opt: Remove score3 and score5 options.
2875 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2877 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
2878 when _HPUX_SOURCE is defined.
2879 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
2881 2011-03-10 Jason Merrill <jason@redhat.com>
2884 * stor-layout.c (layout_type): Don't set structural equality
2885 on arrays of incomplete type.
2886 * tree.c (type_hash_eq): Handle comparing them properly.
2888 2011-03-10 Jakub Jelinek <jakub@redhat.com>
2891 * config/s390/s390.c (s390_delegitimize_address): Make sure the
2892 result mode matches original rtl mode.
2894 2011-03-10 Nick Clifton <nickc@redhat.com>
2896 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
2897 (andsi3, andsi3_flags): Fix timings for three operand alternative.
2899 2011-03-09 Jakub Jelinek <jakub@redhat.com>
2901 PR rtl-optimization/47866
2902 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
2903 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
2904 if target wasn't scalar.
2905 * function.c (assign_stack_temp_for_type): Assert that neither
2906 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
2907 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
2909 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
2911 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2913 * config/s390/s390-protos.h (s390_label_align): New prototype.
2914 * config/s390/s390.c (s390_label_align): New function.
2915 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
2917 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
2920 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
2921 V2DI/V2DF constants. Only all 0's or all 1's are easy.
2922 (output_vec_const_move): Ditto.
2924 2011-03-08 Anatoly Sokolov <aesok@post.ru>
2926 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
2927 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
2928 * config/mips/mips.c (mips_preferred_reload_class): Make static.
2929 Change 'rclass' argument and result type to reg_class_t.
2930 (TARGET_PREFERRED_RELOAD_CLASS): Define.
2932 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
2934 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
2935 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
2936 (TARGET_MEMORY_MOVE_COST): Define.
2937 (avr_register_move_cost, avr_memory_move_cost): New Functions.
2939 2011-03-08 Jakub Jelinek <jakub@redhat.com>
2942 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
2945 PR tree-optimization/48022
2946 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
2949 2011-03-07 Jakub Jelinek <jakub@redhat.com>
2952 * var-tracking.c (find_use_val): Return NULL for
2953 cui->sets && cui->store_p BLKmode MEMs.
2955 2011-03-07 Anatoly Sokolov <aesok@post.ru>
2957 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
2959 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
2960 xstormy16_print_operand_address): Remove.
2961 * config/stormy16/stormy16.c (xstormy16_print_operand,
2962 xstormy16_print_operand_address): Make static.
2963 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
2965 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
2968 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
2969 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
2972 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
2975 * cfgloopmanip.c (fix_bb_placements): Return immediately
2976 if FROM is BASE_LOOP's header.
2978 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
2980 * gimplify.c (gimplify_function_tree): Fix building calls
2981 to __builtin_return_address.
2983 2011-03-07 Alan Modra <amodra@gmail.com>
2985 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
2986 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
2987 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
2988 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
2990 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
2991 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
2992 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
2993 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
2994 * config/rs6000/rs6000.c
2995 (rs6000_elf_end_indicate_exec_stack): Rename to..
2996 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
2997 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
2998 (rs6000_file_start): ..here.
2999 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
3000 file scope variables.
3001 (call_ABI_of_interest): New function.
3002 (init_cumulative_args): Set above vars when function return value
3003 is a float, vector, or small struct.
3004 (rs6000_function_arg_advance_1): Likewise for function args.
3005 (rs6000_va_start): Set rs6000_passes_float if variable arg function
3006 references float args.
3008 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
3010 * doc/cfg.texi: Remove "See" before @ref.
3011 * doc/invoke.texi: Likewise.
3013 2011-03-05 Jason Merrill <jason@redhat.com>
3015 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
3017 2011-03-05 Anthony Green <green@moxielogic.com>
3019 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
3021 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
3023 PR rtl-optimization/47899
3024 * cfgloopmanip.c (fix_bb_placements): Fix first argument
3025 to flow_loop_nested_p when moving the loop upward.
3027 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
3030 * arm.md (movhi_insn_arch4): Accept any immediate constant.
3032 2011-03-05 Jakub Jelinek <jakub@redhat.com>
3034 PR tree-optimization/47967
3035 * ipa-cp.c (build_const_val): Return NULL instead of creating
3036 VIEW_CONVERT_EXPR for mismatching sizes.
3037 (ipcp_create_replace_map): Return NULL if build_const_val failed.
3038 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
3039 give up on versioning.
3041 2011-03-05 Alan Modra <amodra@gmail.com>
3044 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3045 full cmodel medium/large lo_sum + high addresses.
3047 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3049 * config/s390/s390.c (s390_decompose_address): Reject non-literal
3050 pool references in UNSPEC_LTREL_OFFSET.
3052 2011-03-04 Jan Hubicka <jh@suse.cz>
3055 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
3056 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
3057 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk): Add node pointers.
3058 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
3059 cgraph_add_thunk): Add node pointers.
3060 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
3061 associated to right node.
3062 (input_node): Update use of cgraph_same_body_alias
3063 and cgraph_add_thunk.
3065 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
3067 * config/i386/i386.opt (mprefer-avx128): New flag.
3068 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit mode
3069 when the flag -mprefer-avx128 is on.
3071 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
3073 * dwarf2out.c (compare_loc_operands): Fix address handling.
3075 2011-03-04 Alan Modra <amodra@gmail.com>
3077 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
3079 2011-03-04 Richard Guenther <rguenther@suse.de>
3082 * expmed.c (extract_bit_field_1): Prefer vector modes that
3083 vec_extract patterns can handle.
3085 2011-03-04 Richard Guenther <rguenther@suse.de>
3088 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
3090 2011-03-04 Richard Henderson <rth@redhat.com>
3092 * explow.c (emit_stack_save): Remove 'after' parameter.
3093 (emit_stack_restore): Likewise.
3094 * expr.h: Update to match.
3095 * builtins.c, calls.c, stmt.c: Likewise.
3096 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
3097 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
3098 * function.c (expand_function_end): Insert the emit_stack_save
3099 sequence before parm_birth_insn instead of after.
3101 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
3103 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
3104 (ssse3_pmaddubsw128): Ditto.
3105 (ssse3_pmaddubsw): Ditto.
3107 2011-03-03 Steve Ellcey <sje@cup.hp.com>
3109 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
3111 2011-03-03 Jakub Jelinek <jakub@redhat.com>
3114 * gimplify.c (omp_add_variable): Only call omp_notice_variable
3115 on TYPE_SIZE_UNIT if it is a DECL.
3118 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
3119 first operand is not is_gimple_mem_ref_addr, try to fold it.
3120 If the operand still isn't is_gimple_mem_ref_addr, clear
3123 2011-03-03 Richard Guenther <rguenther@suse.de>
3126 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
3128 (refs_may_alias_p_1): For release branches return true if
3129 we are confused by our input.
3131 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3133 * config/s390/s390.c (s390_function_value): Rename to ...
3134 (s390_function_and_libcall_value): ... this.
3135 (s390_function_value): New function.
3136 (s390_libcall_value): New function.
3137 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
3138 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
3139 target macro definitions.
3140 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
3142 2011-03-02 Joseph Myers <joseph@codesourcery.com>
3144 * config/i386/freebsd64.h (CC1_SPEC): Define.
3145 * config/i386/linux64.h (CC1_SPEC): Define.
3146 * config/i386/x86-64.h (CC1_SPEC): Don't define.
3148 2011-03-02 Anatoly Sokolov <aesok@post.ru>
3150 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
3152 * config/stormy16/stormy16.c: Include reload.h.
3153 (xstormy16_memory_move_cost): New function.
3154 (TARGET_MEMORY_MOVE_COST): Define.
3156 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
3158 PR rtl-optimization/47925
3159 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
3160 with side effects. Remove the more-specific check for volatile asms.
3162 2011-03-02 Alan Modra <amodra@gmail.com>
3165 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
3166 toc relative addresses for valid offsets.
3168 2011-03-01 Richard Guenther <rguenther@suse.de>
3170 PR tree-optimization/47890
3171 * tree-vect-loop.c (get_initial_def_for_induction): Set
3172 related stmt properly.
3174 2011-03-01 Richard Guenther <rguenther@suse.de>
3177 * lto-streamer.c (lto_record_common_node): Also register
3180 2011-03-01 Richard Guenther <rguenther@suse.de>
3183 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
3184 Do not stream DECL_ABSTRACT_ORIGIN.
3185 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
3186 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
3187 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3188 Do not stream DECL_ABSTRACT_ORIGIN.
3189 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
3190 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
3192 2011-02-28 Anatoly Sokolov <aesok@post.ru>
3194 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
3195 FUNCTION_VALUE_REGNO_P): Remove.
3196 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
3197 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
3198 Add 'outgoing' argument.
3199 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
3201 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
3202 TARGET_FUNCTION_VALUE_REGNO_P): Define.
3204 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
3207 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
3208 (lookup_filename): Likewise.
3209 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
3211 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
3212 Jakub Jelinek <jakub@redhat.com>
3215 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
3216 (assign_stack_local_1): Change last argument type to int.
3217 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
3218 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
3219 don't record padding space into frame_space_list nor use those areas.
3220 (assign_stack_local): Adjust caller.
3221 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
3222 of assign_stack_local, pass 0 as last argument.
3223 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
3226 2011-02-28 Jakub Jelinek <jakub@redhat.com>
3229 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
3230 Use target address_mode and pointer_mode hooks instead of hardcoded
3231 Pmode and ptr_mode. Handle some simple cases of extending if
3232 POINTERS_EXTEND_UNSIGNED < 0.
3233 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
3234 Call convert_debug_memory_address.
3235 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
3236 convert_debug_memory_address.
3239 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
3240 * configure: Regenerated.
3241 * config.in: Regenerated.
3242 * varasm.c (default_function_section): Return NULL
3243 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
3245 2011-02-28 Martin Jambor <mjambor@suse.cz>
3247 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
3248 the description to match the printed values.
3250 2011-02-28 Richard Guenther <rguenther@suse.de>
3252 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
3253 of the copied scope tree.
3255 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3257 * doc/extend.texi (Function Attributes): Avoid deeply (and
3258 wrongly) nested tables.
3260 2011-02-27 Jakub Jelinek <jakub@redhat.com>
3263 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
3264 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
3265 r isn't op0 nor op1.
3267 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
3269 * config/avr/avr.md: Remove magic comment for emacs.
3271 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
3274 * config/avr/avr.c (avr_option_override): Use error on bad options.
3275 (avr_help): New function.
3276 (TARGET_HELP): Define.
3278 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
3281 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
3282 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
3284 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
3286 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
3287 (ARM Options): Ditto.
3288 (i386 and x86-64 Options): Ditto.
3289 (RX Options): Ditto.
3290 (SPARC Options): Ditto.
3292 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
3294 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
3295 FreeBSD 6 and later. Generally use cpu generic.
3297 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3299 * doc/cpp.texi: Update copyright years.
3301 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
3304 * config/lm32/lm32.md (ashrsi3): Added needed variable.
3306 2011-02-25 Jon Beniston <jon@beniston.com>
3309 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
3310 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
3311 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
3312 (lm32_block_move_inline): Add type cast to remove warning.
3313 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
3314 (gen_int_relational): Move declarations to start of function.
3316 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
3318 PR tree-optimization/45470
3319 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
3320 can throw internally only.
3321 * tree-vect-stmts.c (vectorizable_call): Likewise.
3323 2011-02-24 Anatoly Sokolov <aesok@post.ru>
3325 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
3326 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
3327 * config/stormy16/stormy16-protos.h
3328 (xstormy16_preferred_reload_class): Remove.
3329 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
3330 static. Change 'rclass' argument and return type to reg_class_t.
3331 (TARGET_PREFERRED_RELOAD_CLASS,
3332 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
3334 2011-02-24 Richard Guenther <rguenther@suse.de>
3336 * lto-streamer-in.c (input_bb): Do not find referenced vars
3337 in debug statements.
3339 2011-02-23 Jason Merrill <jason@redhat.com>
3341 * common.opt (fabi-version): Document v5 and v6.
3343 2011-02-23 Richard Guenther <rguenther@suse.de>
3345 PR tree-optimization/47849
3346 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
3348 2011-02-23 Jie Zhang <jie@codesourcery.com>
3350 * opts-common.c (decode_cmdline_option): Print empty string
3351 argument as "" in decoded->orig_option_with_args_text.
3352 * gcc.c (execute): Print empty string argument as ""
3353 in the verbose output.
3354 (do_spec_1): Keep empty string argument.
3356 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
3358 * config.gcc: Declare score-* and crx-* obsolete.
3360 2011-02-23 Jie Zhang <jie@codesourcery.com>
3362 PR rtl-optimization/47763
3363 * web.c (web_main): Ignore naked clobber when replacing register.
3365 2011-02-22 Anatoly Sokolov <aesok@post.ru>
3367 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
3370 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
3373 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
3375 2011-02-22 Mike Stump <mikestump@comcast.net>
3377 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
3379 * configure: Regenerate.
3381 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
3383 PR rtl-optimization/46002
3384 * ira-color.c (update_copy_costs): Change class intersection
3385 test to reg_class_contents[] test of 'hard_regno'.
3387 2011-02-21 Joseph Myers <joseph@codesourcery.com>
3389 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
3391 * config/hpux11.opt (mt): Likewise.
3392 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
3393 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
3394 * config/vax/elf.opt (mno-asm-pic): Likewise.
3395 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
3397 2011-02-21 Mike Stump <mikestump@comcast.net>
3400 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
3401 tree so we can get save the type.
3402 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
3403 for CFString instead of trying to use past the end of the builtins.
3404 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
3405 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
3406 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
3407 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
3408 Rename to darwin_builtin_cfstring.
3409 (darwin_init_cfstring_builtins): Return the built type.
3411 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
3414 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
3415 (_mm256_insert_epi64): Use _mm_insert_epi64.
3417 2011-02-21 Anatoly Sokolov <aesok@post.ru>
3419 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3420 * config/stormy16/stormy16-protos.h
3421 (xstormy16_mode_dependent_address_p): Remove.
3422 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
3423 Make static. Change return type to bool. Change argument type to
3424 const_rtx. Remove dead code.
3425 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3427 2011-02-21 Richard Guenther <rguenther@suse.de>
3430 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
3431 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
3432 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
3434 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3435 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
3437 2011-02-20 Richard Guenther <rguenther@suse.de>
3440 * tree.c (free_lang_data_in_decl): Clean builtins from
3441 the TU decl BLOCK_VARS.
3443 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
3447 * haifa-sched.c (fix_tick_ready): Skip tick computation
3450 2011-02-19 Richard Guenther <rguenther@suse.de>
3453 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
3454 Remove lazy BLOCK_VARS streaming.
3455 (lto_input_ts_block_tree_pointers): Likewise.
3456 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
3458 2011-02-19 Joseph Myers <joseph@codesourcery.com>
3460 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
3462 2011-02-19 Joseph Myers <joseph@codesourcery.com>
3464 * config/i386/biarch32.h, config/i386/mach.h,
3465 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
3467 2011-02-19 Jakub Jelinek <jakub@redhat.com>
3470 * config/i386/i386.md (peephole2 for shift and plus): Use
3471 operands[1] original mode in the first insn.
3473 2011-02-18 Mike Stump <mikestump@comcast.net>
3475 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
3477 2011-02-18 Jan Hubicka <jh@suse.cz>
3480 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
3481 to zero when the function is not inlinable at all.
3483 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3485 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
3486 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
3487 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
3488 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
3489 * config/pa/t-pa64: Likewise.
3490 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
3492 2011-02-18 Jakub Jelinek <jakub@redhat.com>
3495 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
3497 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3500 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
3502 2011-02-18 Anatoly Sokolov <aesok@post.ru>
3504 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
3505 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
3506 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
3507 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
3508 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
3509 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
3510 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
3511 m32r_load_postinc_p, m32r_store_preinc_predec_p,
3512 m32r_legitimate_address_p): New functions.
3513 * config/m32r/constraints.md (constraint "S"): Don't use
3514 STORE_PREINC_PREDEC_P.
3515 (constraint "U"): Don't use LOAD_POSTINC_P.
3517 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
3519 PR rtl-optimization/46178
3520 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
3521 compute ira_hard_regno_cover_class[].
3523 2011-02-18 Richard Guenther <rguenther@suse.de>
3526 * lto-streamer.h (lto_global_var_decls): Declare.
3527 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
3528 statics for global var processing.
3530 2011-02-18 Richard Guenther <rguenther@suse.de>
3532 PR tree-optimization/47737
3533 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
3534 edge dominance check.
3536 2011-02-18 Jakub Jelinek <jakub@redhat.com>
3539 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
3540 avoid invalid rtx sharing.
3542 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
3544 * doc/cpp.texi (Obsolete Features): Add background on the
3545 origin of assertions.
3547 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
3549 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
3551 * config/darwin.c (output_objc_section_asm_op): Added support for
3553 (is_objc_metadata): New.
3554 (darwin_objc2_section): New.
3555 (darwin_objc1_section): New.
3556 (machopic_select_section): Added support for ABI v1 and v2.
3557 (darwin_emit_objc_zeroed): New.
3558 (darwin_output_aligned_bss): Detect objc metadata and treat it
3560 (darwin_asm_output_aligned_decl_common): Same.
3561 (darwin_asm_output_aligned_decl_local): Same.
3562 * config/darwin-sections.def: Updated for ABI v1 and v2.
3563 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
3564 compiling Objective-C code for the NeXT runtime, default to using
3565 ABI version 0 for 32-bit, and version 2 for 64-bit.
3567 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3569 * common.opt (optimize_fast): New Variable.
3570 * opts.c (default_options_optimization): Use opts->x_optimize_fast
3571 instead of local variable ofast.
3573 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
3575 * doc/invoke.texi (fobjc-abi-version): Documented.
3576 (fobjc-nilcheck): Documented.
3577 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
3580 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3583 * common.opt (export-dynamic): New Driver option.
3584 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
3586 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3588 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
3590 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
3591 Jan Hubicka <jh@suse.cz>
3595 * cfgexpand.c (account_used_vars_for_block): Remove.
3596 (estimated_stack_frame_size): Use referenced vars.
3597 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
3598 that were referenced in the original function. Test src_fn
3599 rather than cfun. Drop redundant get_var_ann.
3600 (setup_one_parameter): Drop redundant get_var_ann.
3601 (declare_return_variable): Likewise.
3602 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
3603 (copy_arguments_for_versioning): Drop redundant get_var_ann.
3604 * ipa-inline.c (compute_inline_parameters): Do not compute
3605 disregard_inline_limits here.
3606 (compute_inlinable_for_current, pass_inlinable): New.
3607 (pass_inline_parameters): Require PROP_referenced_vars.
3608 * cgraphunit.c (cgraph_process_new_functions): Don't run
3609 compute_inline_parameters explicitly unless function is in SSA form.
3610 (cgraph_analyze_function): Set .disregard_inline_limits.
3611 * tree-sra.c (convert_callers): Compute inliner parameters
3612 only for functions already in SSA form.
3614 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3616 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
3617 -mlittle-endian-data.
3619 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3621 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
3622 -mno-fpu, not -fpu and -no-fpu.
3623 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
3624 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
3626 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
3629 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
3630 input reload with PLUS RTX.
3632 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3634 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
3635 of InverseVar(MDMX).
3637 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3639 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
3642 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3644 * config/mn10300/mn10300.opt (mno-crt0): New.
3646 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3648 * config/m68k/uclinux.opt (static-libc): New Driver option.
3650 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3652 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
3654 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3656 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
3657 %{muser-extend-enabled}.
3659 2011-02-16 Richard Guenther <rguenther@suse.de>
3661 PR tree-optimization/47738
3662 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
3663 the TODO from tree_predictive_commoning.
3665 2011-02-15 Jeff Law <law@redhat.com>
3668 2011-01-25 Jeff Law <law@redhat.com>
3670 PR rtl-optimization/37273
3671 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3672 handle them like argument loads from stack slots. Do not double
3673 count memory for memory constants and argument loads from stack slots.
3675 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
3678 * combine.c (cant_combine_insn_p): Revert the last change.
3680 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3683 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
3684 mode for vector constants. Remove code that checks for TImode.
3686 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3690 * cgraph.h (compute_inline_parameters): Return void.
3691 * ipa-inline.c (compute_inline_parameters): Adjust.
3693 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3697 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
3699 * cfgexpand.c (estimated_stack_frame_size): Likewise.
3700 * ipa-inline.c (compute_inline_parameters): Adjust.
3702 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3706 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
3707 Adjust all users. Pass FN to...
3708 * tree-flow-inline.h (first_referenced_var): ... this. Add
3710 * ipa-struct-reorg.c: Adjust.
3711 * tree-dfa.c: Adjust.
3712 * tree-into-ssa.c: Adjust.
3713 * tree-sra.c: Adjust.
3714 * tree-ssa-alias.c: Adjust.
3715 * tree-ssa-live.c: Adjust.
3716 * tree-ssa.c: Adjust.
3717 * tree-ssanames.c: Adjust.
3718 * tree-tailcall.c: Adjust.
3720 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3724 * tree-flow.h (referenced_var_lookup): Add fn parameter.
3726 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
3727 * tree-flow-inline.h: Adjust.
3728 * gimple-pretty-print.c: Adjust.
3729 * tree-into-ssa.c: Adjust.
3730 * tree-ssa.c: Adjust.
3731 * cfgexpand.c: Adjust.
3733 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3735 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
3736 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3737 (EXTRA_CONSTRAINT): Delete.
3738 * config/iq2000/constraints.md: New file.
3739 * config/iq2000/iq2000.md: Include it.
3740 (define_insn ""): Delete.
3741 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
3742 unsupported constraint letters from patterns.
3743 (call_value, call_value_internal1): Likewise.
3744 (call_value_multiple_internal1): Likewise.
3746 2011-02-15 Nick Clifton <nickc@redhat.com>
3748 * config/mn10300/mn10300.c: Include tm-constrs.h.
3749 (struct liw_data): New data structure describing an LIW candidate
3751 (extract_bundle): Use struct liw_data. Allow small integer
3752 operands for some instructions.
3753 (check_liw_constraints): Use struct liw_data. Remove swapped
3754 parameter. Add comments describing the checks. Fix bug when
3755 assigning the source of liw1 to the source of liw2.
3756 (liw_candidate): Delete. Code moved into extract_bundle.
3757 (mn10300_bundle_liw): Use struct liw_data. Check constraints
3759 * config/mn10300/predicates.md (liw_operand): New predicate.
3760 Allows registers and small integer constants.
3761 * config/mn10300/constraints.md (O): New constraint. Accetps
3762 integers in the range -8 to +7 inclusive.
3763 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
3764 for moving a small integer into a register. Give this alternative
3766 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
3767 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
3768 using the J,K,L and M constraints,
3769 (liw): Remove SI mode on second operands to allow for HI and QI
3771 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
3774 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
3777 * combine.c (cant_combine_insn_p): Check zero/sign extended
3780 2011-02-15 Richard Guenther <rguenther@suse.de>
3782 PR tree-optimization/47743
3783 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
3784 for a non-type-compatible VN lookup bail out.
3786 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3788 * config/fr30/constraints.md: New file.
3789 * config/fr30/fr30.md: Include it.
3790 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
3791 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3792 (EXTRA_CONSTRAINT): Delete.
3794 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3796 * config/frv/constraints.md: New file.
3797 * config/frv/predicates.md: Include it.
3798 * config/frv/frv.c (reg_class_from_letter): Delete.
3799 (frv_option_override): Don't initialize it.
3800 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
3801 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
3802 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
3803 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
3804 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
3805 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3806 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
3807 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
3808 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
3809 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
3810 (REG_CLASS_FROM_CONSTRAINT): Delete.
3812 2011-02-15 Jakub Jelinek <jakub@redhat.com>
3815 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
3816 if frame size is 0 in a leaf function.
3818 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3821 * config/alpha/host-osf.c: New file.
3822 * config/alpha/x-osf: New file.
3823 * config.host (alpha*-dec-osf*): Use it.
3825 2011-02-14 Anatoly Sokolov <aesok@post.ru>
3827 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3828 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
3829 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
3830 (rx_mode_dependent_address_p): ...this. Make static. Change argument
3832 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3834 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3836 * config/stormy16/constraints.md: New file.
3837 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
3838 Use satisfies_constraint_Q and satisfies_constraint_R.
3839 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
3841 (xstormy16_legitiamte_address_p): Declare.
3842 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
3843 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3844 (EXTRA_CONSTRAINT): Delete.
3845 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
3847 (xstormy16_extra_constraint_p): Delete.
3849 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
3851 PR tree-optimization/46494
3852 * loop-unroll.c (split_edge_and_insert): Adjust comment.
3853 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
3854 (pass_rtl_loop_done): Add TODO_verify_flow.
3855 * fwprop.c (pass_rtl_fwprop): Likewise.
3856 * modulo-sched.c (pass_sms): Likewise.
3857 * tree-ssa-dom.c (pass_dominator): Likewise.
3858 * tree-ssa-loop-ch.c (pass_ch): Likewise.
3859 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
3860 (pass_tree_loop_done): Likewise.
3861 * tree-ssa-pre.c (execute_pre): Likewise.
3862 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
3863 * tree-ssa-sink.c (pass_sink_code): Likewise.
3864 * tree-vrp.c (pass_vrp): Likewise.
3866 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3868 * config/v850/constraints.md: New file.
3869 * config/v850/v850.md: Include it.
3870 * config/v850/predicates.md (reg_or_0_operand): Use
3871 satisfies_constraint_G.
3872 (special_symbolref_operand): Use satisfies_constraint_K.
3873 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
3874 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
3875 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
3876 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
3877 (EXTRA_CONSTRAINT): Delete.
3878 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
3879 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
3880 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
3882 2011-02-14 Anatoly Sokolov <aesok@post.ru>
3885 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
3888 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3890 * config/mcore/constraints.md: New file.
3891 * config/mcore/mcore.md: Include it.
3892 * config/mcore/mcore.c (reg_class_from_letter): Delete.
3893 * config/mcore/mcore.h (reg_class_from_letter): Delete.
3894 (REG_CLASS_FROM_LETTER): Delete.
3895 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
3896 insn_const_int_ok_for_constraint.
3897 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
3898 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
3899 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3900 (EXTRA_CONSTRAINT): Delete.
3902 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3905 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
3906 (IS_SIGHANDLER): Define.
3907 (sparc64_is_sighandler): New function, split off from
3908 sparc64_fallback_frame_state.
3909 (sparc_is_sighandler): New function, split off from
3910 sparc_fallback_frame_state.
3911 (sparc64_fallback_frame_state): Merge with ...
3912 (sparc_fallback_frame_state): ... this into ...
3913 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
3914 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
3915 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
3916 stack instead of hardcoded offsets.
3918 2011-02-14 Andriy Gapon <avg@freebsd.org>
3921 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
3923 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3925 * configure: Regenerate.
3927 2011-02-12 Joseph Myers <joseph@codesourcery.com>
3930 * gcc.c (asm_options): Correct spec matching --target-help.
3932 2011-02-12 Martin Jambor <mjambor@suse.cz>
3934 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
3935 to gimple call error.
3937 2011-02-12 Mike Stump <mikestump@comcast.net>
3939 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
3940 comments in backslash regions.
3942 2011-02-12 Mike Stump <mikestump@comcast.net>
3943 Jakub Jelinek <jakub@redhat.com>
3944 Iain Sandoe <iains@gcc.gnu.org>
3947 * dwarf2out.c (output_cfa_loc): When required, apply the
3948 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
3949 (output_loc_sequence): Likewise.
3950 (output_loc_operands_raw): Likewise.
3951 (output_loc_sequence_raw): Likewise.
3952 (output_cfa_loc): Likewise.
3953 (output_loc_list): Suppress register number adjustment when
3954 calling output_loc_sequence()
3955 (output_die): Likewise.
3957 2011-02-12 Anatoly Sokolov <aesok@post.ru>
3959 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
3961 * config/xtensa/xtensa.c (xtensa_register_move_cost,
3962 xtensa_memory_move_cost): New functions.
3963 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
3965 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
3968 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
3969 in the current directory.
3970 * configure: Rebuilt.
3972 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
3974 * config/darwin.c (darwin_override_options): Add a hunk missed
3975 from the commit of r168571. Trim comment line lengths and
3976 correct indents of the preceding block.
3978 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
3980 * gcc.c (driver_handle_option): Concatenate the argument to -F with
3983 2011-02-11 Joseph Myers <joseph@codesourcery.com>
3985 * common.opt (nostartfiles): New Driver option.
3987 2011-02-11 Xinliang David Li <davidxl@google.com>
3989 PR tree-optimization/47707
3990 * tree-chrec.c (convert_affine_scev): Keep type precision.
3992 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
3994 PR tree-optimization/47420
3995 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
3997 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
3999 PR rtl-optimization/47614
4000 * rtl.h (check_for_inc_dec): Declare.
4001 * dse.c (check_for_inc_dec): Externalize...
4002 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
4003 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
4005 2011-02-11 Joseph Myers <joseph@codesourcery.com>
4008 * gcc.c (main): Do not compile inputs if there were errors in
4010 * opts-common.c (read_cmdline_option): Check for wrong language
4011 after other error checks.
4013 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
4015 * cgraph.c: Fix comment typos.
4016 * cgraph.h: Likewise.
4017 * cgraphunit.c: Likewise.
4018 * ipa-cp.c: Likewise.
4019 * ipa-inline.c: Likewise.
4020 * ipa-prop.c: Likewise.
4021 * ipa-pure-const.c: Likewise.
4022 * ipa-ref.c: Likewise.
4023 * ipa-reference.c: Likewise.
4025 2011-02-11 Jakub Jelinek <jakub@redhat.com>
4028 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
4030 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4033 * doc/sourcebuild.texi (Require Support): Document
4034 dg-require-ascii-locale.
4036 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
4038 * doc/lto.texi (Write summary): Fix missing parentheses.
4040 2011-02-10 DJ Delorie <dj@redhat.com>
4042 * config/m32c/m32c.c (m32c_option_override): Disable
4043 -fcombine-stack-adjustments until flag value tracking and compare
4044 optimization can be rewritten.
4046 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
4048 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
4050 (PROCESSOR_DEFAULT64): Likewise.
4052 2011-02-10 Richard Henderson <rth@redhat.com>
4054 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
4055 change from 2011-02-03.
4056 * config/rx/rx.c (flags_from_code): Likewise.
4057 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
4058 is valid, n/pz otherwise.
4059 (rx_select_cc_mode): Return CCmode if Y is not zero.
4061 2011-02-10 Richard Guenther <rguenther@suse.de>
4063 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
4065 2011-02-10 Richard Guenther <rguenther@suse.de>
4067 PR tree-optimization/47677
4068 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
4070 2011-02-10 Jakub Jelinek <jakub@redhat.com>
4073 * combine.c (make_compound_operation): Only change shifts into
4074 multiplication for SCALAR_INT_MODE_P.
4076 2011-02-10 Jie Zhang <jie@codesourcery.com>
4080 2011-02-05 Jie Zhang <jie@codesourcery.com>
4082 * web.c (entry_register): Don't clobber the number of the
4083 first uninitialized reference in used[].
4085 2011-02-09 Richard Guenther <rguenther@suse.de>
4087 PR tree-optimization/47664
4088 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
4091 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
4095 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
4097 (PROCESSOR_DEFAULT64): Same.
4098 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
4100 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4102 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
4104 2011-02-09 Martin Jambor <mjambor@suse.cz>
4107 * tree-sra.c (struct access): New flags grp_scalar_read and
4108 grp_scalar_write. Changed description of assignment read and write
4110 (dump_access): Dump new flags, reorder all of them.
4111 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
4112 to detect multiple scalar reads.
4113 (analyze_access_subtree): Use the new scalar read write flags instead
4114 of the old flags. Adjusted comments.
4116 2011-02-08 DJ Delorie <dj@redhat.com>
4119 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
4122 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4124 * config/m68k/uclinux.opt: New.
4125 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
4127 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4129 * config/cris/elf.opt (sim): New Driver option.
4131 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4133 * config/xtensa/elf.opt: New.
4134 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
4136 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4138 * config/vax/elf.opt: New.
4139 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
4141 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4143 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
4145 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4147 * config/gnu-user.opt: New.
4148 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
4149 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
4150 *-*-uclinux*): Use gnu-user.opt.
4152 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
4154 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
4155 * config/i386/gnu.h (CPP_SPEC): Likewise.
4157 2011-02-08 Ian Lance Taylor <iant@google.com>
4159 * common.opt (fcx-limited-range): Add SetByCombined flag.
4160 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
4161 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
4162 (fassociative-math, freciprocal-math): Likewise.
4163 (funsafe-math-optimizations): Likewise.
4164 * opth-gen.awk: Handle SetByCombined.
4165 * optc-gen.awk: Likewise.
4166 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
4167 (set_unsafe_math_optimizations_flags): Likewise.
4168 * doc/options.texi (Option properties): Document SetByCombined.
4170 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4172 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
4173 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
4174 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
4175 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
4176 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
4178 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
4180 PR tree-optimization/46834
4181 PR tree-optimization/46994
4182 PR tree-optimization/46995
4183 * graphite-sese-to-poly.c (used_outside_reduction): New.
4184 (detect_commutative_reduction): Call used_outside_reduction.
4185 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
4186 translate_scalar_reduction_to_array only when at least one
4187 loop-phi/close-phi tuple has been detected.
4189 2011-02-08 Richard Guenther <rguenther@suse.de>
4192 * tree-vect-generic.c (expand_vector_operations_1): Update
4194 (expand_vector_operations): ... not here. Cleanup EH info
4195 and the CFG if required.
4197 2011-02-08 Richard Guenther <rguenther@suse.de>
4199 PR tree-optimization/47641
4200 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
4201 require type compatibility.
4203 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4205 * gimple-low.c (lower_function_body): Don't remove the location of
4206 the return statement here.
4207 (lower_gimple_return): Do it here instead but only if the return
4208 statement is actually used twice.
4210 2011-02-08 Richard Guenther <rguenther@suse.de>
4212 PR tree-optimization/47632
4213 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
4214 unused up_to_stmt parameter, return whether cfg-cleanup is
4215 necessary, remove EH info properly.
4216 (forward_propagate_into_gimple_cond): Adjust caller.
4217 (forward_propagate_into_cond): Likewise.
4218 (forward_propagate_comparison): Likewise.
4219 (tree_ssa_forward_propagate_single_use_vars): Make
4220 forward_propagate_comparison case similar to the two others.
4222 2011-02-08 Nick Clifton <nickc@redhat.com>
4224 * config/mn10300/mn10300.opt (mliw): New command line option.
4225 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
4226 (liw_bundling): New automaton.
4227 (liw): New attribute.
4228 (liw_op): New attribute.
4229 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
4230 (movsi_internal): Add LIW attributes.
4234 (addsi3): Separate register and immediate alternatives.
4239 (lshrsi3): Likewise.
4240 (ashrsi3): Likewise.
4242 * config/mn10300/mn10300.c (liw_op_names): New
4243 (mn10300_print_operand): Handle 'W' operand descriptor.
4244 (extract_bundle): New function.
4245 (check_liw_constraints): New function.
4246 (liw_candidate): New function.
4247 (mn10300_bundle_liw): New function.
4248 (mn10300_reorg): New function.
4249 (TARGET_MACHINE_DEPENDENT_REORG): Define.
4250 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
4251 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
4252 __LIW__ or __NO_LIW__.
4253 * doc/invoke.texi: Describe the -mliw command line option.
4255 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4257 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
4258 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
4259 pthread_mutex_unlock): Remove.
4260 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
4261 * config/pa/t-pa64: Likewise.
4262 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
4263 shared libc if not linking against libpthread.
4264 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4266 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
4269 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
4270 on 10.6 and later to ensure that we always use the unwinder from
4271 the system. Only add -no_compact_unwind when tarteting darwin
4274 2011-02-07 Steve Ellcey <sje@cup.hp.com>
4277 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
4278 (vec_interleave_lowv2sf): Ditto.
4279 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
4280 (vec_extract_oddv2sf): Ditto.
4282 2011-02-07 Mike Stump <mikestump@comcast.net>
4285 Add __ieee_divdc3 entry point.
4286 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
4288 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
4289 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
4290 * config/darwin.c (darwin_rename_builtins): Add.
4291 * config/darwin-protos.h (darwin_rename_builtins): Add.
4293 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4296 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
4299 2011-02-07 Mike Stump <mikestump@comcast.net>
4301 * config/darwin.opt (mmacosx-version-min): Update default OS version.
4303 2011-02-07 Denis Chertykov <chertykov@gmail.com>
4306 * config/avr/libgcc.S (exit): Move .endfunc
4308 2011-02-07 Richard Guenther <rguenther@suse.de>
4310 PR tree-optimization/47615
4311 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
4312 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
4313 (run_scc_vn): Initialize it.
4314 (visit_reference_op_load): Use it.
4315 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
4317 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4319 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
4320 DImode trapping arithmetic libfuncs.
4322 2011-02-07 Richard Guenther <rguenther@suse.de>
4324 PR tree-optimization/47621
4325 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
4327 (execute_update_addresses_taken): ... here. Make it more
4328 conservative in what we accept.
4330 2011-02-06 Joseph Myers <joseph@codesourcery.com>
4332 * config/sparc/freebsd.h (ASM_SPEC): Define.
4333 * config/sparc/vxworks.h (ASM_SPEC): Define.
4335 2011-02-06 Joseph Myers <joseph@codesourcery.com>
4337 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4339 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
4341 * doc/invoke.texi: Remove reference to compiler internals from
4344 * reg-notes.def: Remove REG_VALUE_PROFILE.
4345 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
4347 2011-02-05 Jakub Jelinek <jakub@redhat.com>
4350 * varasm.c (default_section_type_flags): If decl is NULL,
4351 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
4353 2011-02-05 Jie Zhang <jie@codesourcery.com>
4356 * web.c (entry_register): Don't clobber the number of the
4357 first uninitialized reference in used[].
4359 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
4361 PR tree-optimization/46194
4362 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
4363 (build_classic_dist_vector_1): Do not represent classic distance
4364 vectors when the access functions are variating in different loops.
4366 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4368 * config/mips/iris6.opt: New.
4369 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
4371 2011-02-04 Richard Henderson <rth@redhat.com>
4372 Steve Ellcey <sje@cup.hp.com>
4375 * config/ia64/predicates.md (mux1_brcst_element): New.
4376 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
4377 * config/ia64/ia64.c (ia64_unpack_assemble): New.
4378 (ia64_unpack_sign): New.
4379 (ia64_expand_unpack): Rewrite using new routines.
4380 (ia64_expand_widen_sum): Ditto.
4381 (ia64_expand_dot_prod_v8qi): Ditto.
4382 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
4383 routines, add endian check.
4384 (pmpy2_even): Rename from pmpy2_r, add endian check.
4385 (pmpy2_odd): Rename from pmpy2_l, add endian check.
4386 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
4387 (vec_widen_smult_hi_v4hi): Ditto.
4388 (vec_widen_umult_lo_v4hi): Ditto.
4389 (vec_widen_umult_hi_v4hi): Ditto.
4390 (mulv2si3): Change endian checks.
4391 (sdot_prodv4hi): Rewrite with new calls.
4392 (udot_prodv4hi): New.
4393 (vec_pack_ssat_v4hi): Add endian check.
4394 (vec_pack_usat_v4hi): Ditto.
4395 (vec_pack_ssat_v2si): Ditto.
4396 (max1_even): Rename from max1_r, add endian check.
4397 (max1_odd): Rename from max1_l, add endian check.
4398 (*mux1_rev): Format change.
4400 (*mux1_shuf): Ditto.
4402 (*mux1_brcst_v8qi): Use new predicate.
4403 (vec_extract_evenv8qi): Remove endian check.
4404 (vec_extract_oddv8qi): Ditto.
4405 (vec_interleave_lowv4hi): Format change.
4406 (vec_interleave_highv4hi): Ditto.
4407 (mix2_even): Rename from mix2_r, add endian check.
4408 (mix2_odd): Rename from mux2_l, add endian check.
4409 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
4410 (vec_extract_evenodd_helper): Format change.
4411 (vec_extract_evenv4hi): Remove endian check.
4412 (vec_extract_oddv4hi): Remove endian check.
4413 (vec_interleave_lowv2si): Format change.
4414 (vec_interleave_highv2si): Format change.
4415 (vec_initv2si): Remove endian check.
4416 (vecinit_v2si): Add endian check.
4417 (reduc_splus_v2sf): Add endian check.
4418 (reduc_smax_v2sf): Ditto.
4419 (reduc_smin_v2sf): Ditto.
4420 (vec_initv2sf): Remove endian check.
4421 (fpack): Add endian check.
4422 (fswap): Add endian check.
4423 (vec_interleave_highv2sf): Add endian check.
4424 (vec_interleave_lowv2sf): Add endian check.
4425 (fmix_lr): Add endian check.
4426 (vec_setv2sf): Format change.
4427 (*vec_extractv2sf_0_be): Use shift to extract operand.
4428 (*vec_extractv2sf_1_be): New.
4429 (vec_pack_trunc_v4hi): Add endian check.
4430 (vec_pack_trunc_v2si): Format change.
4432 2011-02-04 Jakub Jelinek <jakub@redhat.com>
4435 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
4436 do bb, locus and block comparison and disallow loads if it is not set.
4437 (stmt_is_replaceable_p): New function.
4438 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
4440 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
4441 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
4443 * tree-flow.h (stmt_is_replaceable_p): New prototype.
4445 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4447 * config/rs6000/xilinx.opt: New.
4448 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
4450 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4452 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
4454 2011-02-03 Anatoly Sokolov <aesok@post.ru>
4456 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
4457 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
4458 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
4459 secondary_reload_info, xtensa_secondary_reload): Remove.
4460 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
4461 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
4462 (xtensa_preferred_reload_class): Make static. Change return and
4463 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
4464 Use CONST_DOUBLE_P predicate.
4465 (xtensa_preferred_output_reload_class): New function.
4466 (xtensa_secondary_reload): Make static.
4468 2011-02-03 Joseph Myers <joseph@codesourcery.com>
4470 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
4471 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
4472 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
4474 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4477 * output.h (SECTION_RELRO): Define.
4478 (SECTION_MACH_DEP): Adjust.
4479 (get_variable_section): New prototype.
4480 * varpool.c (varpool_finalize_named_section_flags): New function.
4481 (varpool_assemble_pending_decls): Call it.
4482 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
4483 * cgraphunit.c (cgraph_output_in_order): Call
4484 varpool_finalize_named_section_flags.
4485 * varasm.c (get_section): Allow section flags conflicts between
4486 relro and read-only sections if the section hasn't been declared yet.
4487 Set SECTION_OVERRIDE after diagnosing section type conflict.
4488 (get_variable_section): No longer static.
4489 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
4490 readonly sections that need relocations.
4491 (decl_readonly_section_1): New function.
4492 (decl_readonly_section): Use it.
4495 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
4496 Steve Ellcey <sje@cup.hp.com>
4499 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
4500 if section attribute used.
4502 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4504 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
4505 * config/darwin.c (SECTION_NO_ANCHOR): Define.
4506 (darwin_init_sections): Remove assertion.
4508 2011-02-03 Nick Clifton <nickc@redhat.com>
4510 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
4512 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
4513 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
4514 instead of "n" and "pz".
4515 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
4518 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4521 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
4522 fma, expand FMA_EXPR as fma{,f,l} call.
4525 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
4526 copy them into a unsigned char variable and pass address of it to
4527 lto_output_data_stream.
4530 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
4531 around backend_init_target and lang_dependent_init_target calls.
4532 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
4533 (verify_cgraph_node): Don't call set_cfun here. Use
4534 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
4535 Set error_found for incorrectly represented calls to thunks.
4537 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
4540 PR rtl-optimization/43494
4541 * rtl.h (for_each_inc_dec_fn): New type.
4542 (for_each_inc_dec): Declare.
4543 * rtlanal.c (struct for_each_inc_dec_ops): New type.
4544 (for_each_inc_dec_find_inc_dec): New fn.
4545 (for_each_inc_dec_find_mem): New fn.
4546 (for_each_inc_dec): New fn.
4547 * dse.c (struct insn_size): Remove.
4548 (replace_inc_dec, replace_inc_dec_mem): Remove.
4549 (emit_inc_dec_insn_before): New fn.
4550 (check_for_inc_dec): Use it, along with for_each_inc_dec.
4551 (canon_address): Pass mem modes to cselib_lookup.
4552 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
4553 (cselib_lookup_from_insn): Likewise.
4554 (cselib_subst_to_values): Likewise.
4555 * cselib.c (find_slot_memmode): New var.
4556 (cselib_find_slot): New fn. Use it instead of
4557 htab_find_slot_with_hash everywhere.
4558 (entry_and_rtx_equal_p): Use find_slot_memmode.
4559 (autoinc_split): New fn.
4560 (rtx_equal_for_cselib_p): Rename and implement in terms of...
4561 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
4562 Deal with autoinc. Special-case recursion into MEMs.
4563 (cselib_hash_rtx): Likewise.
4564 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
4565 address and MEM modes.
4566 (cselib_subst_to_values): Add memmode, pass it on.
4568 (cselib_lookup): Add memmode argument, pass it on.
4569 (cselib_lookup_from_insn): Add memmode.
4570 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
4571 (struct cselib_record_autoinc_data): New.
4572 (cselib_record_autoinc_cb): New fn.
4573 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
4574 mode to cselib_lookup. Reset autoinced REGs here instead of...
4575 (cselib_process_insn): ... here.
4576 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
4578 (add_uses): Likewise, also to cselib_subst_to_values.
4579 (add_stores): Likewise.
4580 * sched-deps.c (add_insn_mem_dependence): Pass mode to
4581 cselib_subst_to_values.
4582 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
4583 * gcse.c (do_local_cprop): Adjusted.
4584 * postreload.c (reload_cse_simplify_set): Adjusted.
4585 (reload_cse_simplify_operands): Adjusted.
4586 * sel-sched-dump (debug_mem_addr_value): Pass mode.
4588 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
4590 PR tree-optimization/45122
4591 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
4592 unsafe assumptions when there's more than one loop exit.
4594 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4597 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
4598 Document using vector double with the load/store builtins, and
4599 that the load/store builtins always use Altivec instructions.
4601 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
4602 to use altivec memory instructions, even on VSX.
4603 (vector_altivec_store_<mode>): Ditto.
4605 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
4608 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4609 V2DF, V2DI support to load/store overloaded builtins.
4611 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
4612 altivec load/store builtins for V2DF/V2DI types.
4614 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
4615 set avoid indexed addresses on power6 if -maltivec.
4616 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
4617 vector_altivec_load/vector_altivec_store builtins.
4618 (altivec_expand_st_builtin): Ditto.
4619 (altivec_expand_builtin): Add VSX memory builtins.
4620 (rs6000_init_builtins): Add V2DI types to internal types.
4621 (altivec_init_builtins): Add support for V2DF/V2DI altivec
4622 load/store builtins.
4623 (rs6000_address_for_altivec): Insure memory address is appropriate
4626 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
4627 vec_vsx_ld and vec_vsx_st.
4628 (vsx_store_<mode>): Ditto.
4630 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
4631 variables to hold long long types for VSX vector memory builtins.
4632 (RS6000_BTI_unsigned_long_long): Ditto.
4633 (long_long_integer_type_internal_node): Ditti.
4634 (long_long_unsigned_type_internal_node): Ditti.
4636 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
4637 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
4638 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
4640 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
4642 (vec_vsx_st): Ditto.
4644 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4646 * config/pa/pa-hpux10.opt: New.
4647 * config/hpux11.opt (pthread): New Driver option.
4648 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
4649 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
4651 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4653 * config/ia64/vms.opt: New.
4654 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
4656 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4659 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
4660 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
4661 generator functions.
4662 (vsx_floatuns<VSi><mode>2): Ditto.
4663 (vsx_fix_trunc<mode><VSi>2): Ditto.
4664 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
4666 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4668 * config/i386/djgpp.opt (posix): New Driver option.
4670 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4672 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
4673 Move to the unsupported targets list.
4675 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
4677 PR rtl-optimization/47525
4678 * df-scan.c: Update copyright years.
4679 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
4680 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
4682 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4684 * config/i386/sysv4.h (TARGET_VERSION): Remove.
4685 (SUBTARGET_RETURN_IN_MEMORY): Remove.
4686 (ASM_OUTPUT_ASCII): Remove.
4687 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
4689 2011-02-02 Jeff Law <law@redhat.com>
4692 * reload.c (find_reloads_address): Handle reg+d address where both
4693 components are invalid by reloading the entire address.
4695 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
4696 Richard Guenther <rguenther@suse.de>
4698 PR tree-optimization/40979
4700 * passes.c (init_optimization_passes): After LIM call copy_prop
4701 and DCE to clean up.
4702 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
4704 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
4706 PR tree-optimization/47576
4707 PR tree-optimization/47555
4708 * doc/invoke.texi (scev-max-expr-complexity): Documented.
4709 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
4710 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
4711 * tree-scalar-evolution.c (follow_ssa_edge): Use
4712 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
4714 2011-02-02 Richard Guenther <rguenther@suse.de>
4716 PR tree-optimization/47566
4717 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
4719 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
4723 * tree-inline.c (declare_return_variable): Remove unused caller
4728 * tree-flow-inline.h (clear_is_used, is_used_p): New.
4729 * cfgexpand.c (account_used_vars_for_block): Use them.
4730 * tree-nrv.c (tree_nrv): Likewise.
4731 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
4732 (dump_scope_block): Likewise.
4733 (remove_unused_locals): Likewise.
4737 * tree-inline.c (declare_return_variable): Add result decl to
4738 local decls only once.
4739 * gimple-low.c (record_vars_into): Mark newly-created variables
4742 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
4748 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
4750 (no_real_insns_p, schedule_block, set_priorities): Drop special
4751 treatment of boundary debug insns.
4752 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
4753 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
4754 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
4755 (BOUNDARY_DEBUG_INSN_P): Likewise.
4756 (SCHEDULE_DEBUG_INSN_P): Likewise.
4757 * sched-rgn.c (init_ready_list): Drop special treatment of
4758 boundary debug insns.
4759 * final.c (rest_of_clean_state): Clear notes' BB.
4761 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4763 * config/openbsd.opt (assert=): New Driver option.
4765 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4767 * config/i386/nto.opt: New.
4768 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
4770 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4772 * config/i386/netware.opt: New.
4773 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
4775 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4777 * config/interix.opt (posix): New Driver option.
4779 2011-02-01 DJ Delorie <dj@redhat.com>
4781 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
4783 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
4786 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
4788 PR tree-optimization/47561
4789 * toplev.c (process_options): Print the Graphite flags. Add
4790 flag_loop_flatten to the list of options requiring Graphite.
4792 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4794 * config/i386/cygming.opt (posix): New Driver option.
4796 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4798 * config/arm/vxworks.opt: New.
4799 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
4801 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4803 * config/alpha/elf.opt: New.
4804 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
4805 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
4807 2011-02-01 Richard Guenther <rguenther@suse.de>
4809 PR tree-optimization/47559
4810 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
4811 store-motion on references that can throw.
4813 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
4815 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
4816 * tree-pass.h (TDF_CSELIB): New macro.
4817 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
4818 cselib_lookup): Check for it rather than for TDF_DETAILS.
4820 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
4823 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
4826 * opts.c (finish_options): Don't add x_aux_base_name if it is
4829 2011-02-01 Richard Guenther <rguenther@suse.de>
4831 PR tree-optimization/47555
4833 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
4835 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
4837 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
4840 * config/lm32/t-lm32: Add multilib for all CPU options.
4842 2011-02-01 Richard Guenther <rguenther@suse.de>
4844 PR tree-optimization/47541
4845 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4846 sure to have a field at offset zero.
4848 2011-01-31 Joseph Myers <joseph@codesourcery.com>
4850 * config/arc/arc.opt (EB, EL): New Driver options.
4852 2011-01-31 Joseph Myers <joseph@codesourcery.com>
4854 * config/alpha/osf5.opt: New.
4855 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
4857 2011-01-31 Joseph Myers <joseph@codesourcery.com>
4859 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
4861 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
4863 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
4865 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
4866 is an alias of -floop-interchange and that it requires the
4867 Graphite infrastructure.
4868 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
4869 flag_loop_interchange based on the value of flag_tree_loop_linear.
4871 2011-01-31 Jakub Jelinek <jakub@redhat.com>
4872 Richard Guenther <rguenther@suse.de>
4874 PR tree-optimization/47538
4875 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
4876 type instead of r1type, except for comparisons. For right
4877 shifts and comparisons punt if there are mismatches in
4878 sizetype vs. non-sizetype types.
4880 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4882 * doc/sourcebuild.texi (Effective-Target Keywords): Document
4885 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4887 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
4889 * configure: Regenerate.
4891 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4893 * configure.ac (gcc_cv_ld_static_option): Define.
4894 (gcc_cv_ld_dynamic_option): Define.
4895 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
4897 (HAVE_LD_STATIC_DYNAMIC): Update message.
4898 (LD_STATIC_OPTION): Define.
4899 (LD_DYNAMIC_OPTION): Define.
4900 * configure: Regenerate.
4901 * config.in: Regenerate.
4902 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
4903 HAVE_LD_STATIC_DYNAMIC]: Use them.
4905 2011-01-31 Nick Clifton <nickc@redhat.com>
4907 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
4908 registers inside interrupt handlers if the handler is not a leaf
4911 2011-01-31 Nick Clifton <nickc@redhat.com>
4913 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
4914 reg_renumber returning an INVALID_REGNUM.
4916 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
4919 * doc/install.texi: Document host options discarded when cross
4920 configuring target libraries.
4922 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
4925 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
4928 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
4930 (no_real_insns_p, schedule_block, set_priorities): Drop special
4931 treatment of boundary debug insns.
4932 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
4933 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
4934 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
4935 (BOUNDARY_DEBUG_INSN_P): Likewise.
4936 (SCHEDULE_DEBUG_INSN_P): Likewise.
4937 * sched-rgn.c (init_ready_list): Drop special treatment of
4938 boundary debug insns.
4939 * final.c (rest_of_clean-state): Clear notes' BB.
4941 2011-01-31 Alan Modra <amodra@gmail.com>
4943 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
4944 toc relative expressions as we do in print_operand_address.
4946 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
4948 * doc/extend.texi: Follow spelling conventions.
4949 * doc/invoke.texi: Fix a typo.
4951 2011-01-30 Joseph Myers <joseph@codesourcery.com>
4953 * config/hpux11.opt: New.
4954 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
4955 ia64*-*-hpux*): Use hpux11.opt.
4957 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
4959 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
4962 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
4964 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
4967 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
4969 * doc/install.texi (Binaries): Remove outdated reference for
4970 Motorola 68HC11/68HC12 downloads.
4972 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
4974 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
4977 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
4980 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
4983 2011-01-28 Ahmad Sharif <asharif@google.com>
4985 * value-prof.c (check_counter): Corrected error message.
4987 2011-01-29 Jie Zhang <jie@codesourcery.com>
4989 * config/arm/arm.c (arm_legitimize_reload_address): New.
4990 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
4991 arm_legitimize_reload_address.
4992 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
4994 2011-01-28 Ian Lance Taylor <iant@google.com>
4996 * godump.c (go_define): Ignore macros whose definitions include
4997 two adjacent operands.
4999 2011-01-28 Jakub Jelinek <jakub@redhat.com>
5002 * varasm.c (force_const_mem): Store copy of x in desc->constant
5003 instead of x itself.
5004 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
5005 itself into REG_EQUAL note.
5007 2011-01-28 Joseph Myers <joseph@codesourcery.com>
5009 * config/freebsd.opt (posix, rdynamic): New Driver options.
5011 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5013 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
5015 * configure: Regenerate.
5017 2011-01-27 Joseph Myers <joseph@codesourcery.com>
5019 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
5020 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
5022 2011-01-27 Anatoly Sokolov <aesok@post.ru>
5024 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
5025 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
5026 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
5027 (s390_preferred_reload_class): Make static. Change return and
5028 'rclass' argument type to reg_class_t.
5030 2011-01-27 Jan Hubicka <jh@suse.cz>
5033 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
5034 (process_function_and_variable_attributes): Check defined weakrefs.
5036 2011-01-27 Martin Jambor <mjambor@suse.cz>
5038 PR tree-optimization/47228
5039 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
5040 build_ref_for_offset.
5042 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5044 * config/spu/spu-elf.h (ASM_SPEC): Remove.
5046 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
5048 PR rtl-optimization/46856
5049 * postreload.c (reload_combine_recognize_const_pattern): Do not
5050 separate cc0 setter and user on cc0 targets.
5052 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
5055 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
5056 passed a VOID_TYPE expression, immediately emit an error and
5057 return error_mark_node.
5059 2011-01-26 Jeff Law <law@redhat.com>
5061 PR rtl-optimization/47464
5062 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
5063 rather than may_trap_p as needed.
5065 2011-01-26 DJ Delorie <dj@redhat.com>
5067 PR rtl-optimization/46878
5068 * combine.c (insn_a_feeds_b): Check for the implicit cc0
5069 setter/user dependency as well.
5071 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
5073 PR rtl-optimization/44469
5074 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
5075 after removing trivially dead basic blocks.
5077 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5079 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
5080 * config/frv/frv.h (LINK_SPEC): Likewise.
5081 * config/i386/netware.h (LINK_SPEC): Likewise.
5082 * config/m68k/linux.h (ASM_SPEC): Likewise.
5083 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
5084 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5085 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5086 * config/sparc/linux.h (ASM_SPEC): Likewise.
5087 * config/sparc/linux64.h (ASM_SPEC): Likewise.
5088 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
5090 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5092 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
5093 * config/frv/frv.h (ASM_SPEC): Likewise.
5094 * config/m68k/linux.h (ASM_SPEC): Likewise.
5095 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
5096 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
5097 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5098 * config/sparc/linux.h (ASM_SPEC): Likewise.
5099 * config/sparc/linux64.h (ASM_SPEC): Likewise.
5100 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
5102 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5104 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
5105 * config/frv/frv.h (LINK_SPEC): Likewise.
5106 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5108 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5110 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
5111 * config/frv/frv.h (ASM_SPEC): Likewise.
5112 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
5113 * config/m68k/linux.h (ASM_SPEC): Likewise.
5114 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
5115 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
5116 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5117 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
5118 * config/sparc/linux.h (ASM_SPEC): Likewise.
5119 * config/sparc/linux64.h (ASM_SPEC): Likewise.
5120 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
5121 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
5123 2011-01-26 Steve Ellcey <sje@cup.hp.com>
5126 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
5128 (vec_extract_evenodd_help): Ditto.
5129 (vec_extract_evenv4hi): Ditto.
5130 (vec_extract_oddv4hi): Ditto.
5131 (vec_interleave_lowv2si): Ditto.
5132 (vec_interleave_highv2si): Ditto.
5133 (vec_extract_evenv2si): Ditto.
5134 (vec_extract_oddv2si: Ditto.
5135 (vec_pack_trunc_v2si): Ditto.
5137 2011-01-22 Jan Hubicka <jh@suse.cz>
5140 * cgraph.h (cgraph_local_info): New field can_change_signature.
5141 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
5142 signature can change.
5143 (ipcp_estimate_growth): Call sequence simplify only if calle signature
5145 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
5146 (cgraph_function_versioning): We can not change signature of functions
5147 that don't allow that.
5148 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
5149 (lto_input_node): Likewise.
5150 * ipa-inline.c (compute_inline_parameters): Compute
5151 local.can_change_signature.
5152 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
5153 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
5154 functions that can not change signature.
5155 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
5156 init_cumulative_args): Do not use local calling conventions
5157 for functions that can not change signature.
5159 2011-01-22 Jan Hubicka <jh@suse.cz>
5161 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
5163 2011-01-26 Richard Guenther <rguenther@suse.de>
5165 PR tree-optimization/47190
5166 * cgraphunit.c (process_common_attributes): New function.
5167 (process_function_and_variable_attributes): Use it.
5169 2011-01-26 Richard Guenther <rguenther@suse.de>
5172 * cgraphbuild.c (record_eh_tables): Record reference to personality
5175 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
5178 * sel-sched.c (moveup_expr): Don't let debug insns prevent
5179 non-debug insns from moving up.
5181 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
5184 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
5185 t-dlldir{,-x} fragment for build and add it to tmake_file.
5186 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5187 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
5188 * config/i386/t-dlldir: New file.
5189 (SHLIB_DLLDIR): Define.
5190 * config/i386/t-dlldir-x: New file.
5191 (SHLIB_DLLDIR): Define.
5192 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
5193 (SHLIB_INSTALL): Use it.
5195 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
5198 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
5199 lower bound of the allowed Thumb-2 coprocessor load/store
5200 index range to -256. Add explaining comment.
5202 2011-01-25 Ian Lance Taylor <iant@google.com>
5204 * godump.c (go_define): Improve lexing of macro expansion to only
5205 accept expressions which match Go spec.
5207 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
5210 * tree.c (handle_dll_attribute): Handle it.
5211 * doc/extend.texi (@item dllexport): Mention it.
5212 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
5214 2011-01-25 Ian Lance Taylor <iant@google.com>
5216 PR tree-optimization/26854
5217 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
5218 (decl_jump_unsafe): Move higher in file, with no other change.
5219 (bind): Set has_jump_unsafe_decl if appropriate.
5220 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
5221 (check_earlier_gotos): Likewise.
5222 (c_check_switch_jump_warnings): Likewise.
5224 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
5226 * doc/invoke.texi (Warning Options): Add missing hyphen.
5227 (-fprofile-dir): Minor grammatical fixes.
5228 (-fbranch-probabilities): Likewise.
5230 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
5234 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
5236 (no_real_insns_p, schedule_block, set_priorities): Drop special
5237 treatment of boundary debug insns.
5238 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
5239 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
5240 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
5241 (BOUNDARY_DEBUG_INSN_P): Likewise.
5242 (SCHEDULE_DEBUG_INSN_P): Likewise.
5243 * sched-rgn.c (init_ready_list): Drop special treatment of
5244 boundary debug insns.
5245 * final.c (rest_of_clean-state): Clear notes' BB.
5247 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5249 * Makefile.in (LAMBDA_H): Removed.
5250 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
5251 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
5252 lambda-trans.o, and tree-loop-linear.o.
5253 (lto-symtab.o): Remove dependence on LAMBDA_H.
5254 (tree-loop-linear.o): Remove rule.
5255 (lambda-mat.o): Same.
5256 (lambda-trans.o): Same.
5257 (lambda-code.o): Same.
5258 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
5259 (tree-vect-slp.o): Same.
5260 * hwint.h (gcd): Moved here.
5261 (least_common_multiple): Same.
5262 * lambda-code.c: Removed.
5263 * lambda-mat.c: Removed.
5264 * lambda-trans.c: Removed.
5265 * lambda.h: Removed.
5266 * tree-loop-linear.c: Removed.
5267 * lto-symtab.c: Do not include lambda.h.
5268 * omega.c (gcd): Removed.
5269 * passes.c (init_optimization_passes): Remove pass_linear_transform.
5270 * tree-data-ref.c (print_lambda_vector): Moved here.
5271 (lambda_vector_copy): Same.
5272 (lambda_matrix_copy): Same.
5273 (lambda_matrix_id): Same.
5274 (lambda_vector_first_nz): Same.
5275 (lambda_matrix_row_add): Same.
5276 (lambda_matrix_row_exchange): Same.
5277 (lambda_vector_mult_const): Same.
5278 (lambda_vector_negate): Same.
5279 (lambda_matrix_row_negate): Same.
5280 (lambda_vector_equal): Same.
5281 (lambda_matrix_right_hermite): Same.
5282 * tree-data-ref.h: Do not include lambda.h.
5283 (lambda_vector): Moved here.
5284 (lambda_matrix): Same.
5285 (dependence_level): Same.
5286 (lambda_transform_legal_p): Removed declaration.
5287 (lambda_collect_parameters): Same.
5288 (lambda_compute_access_matrices): Same.
5289 (lambda_vector_gcd): Same.
5290 (lambda_vector_new): Same.
5291 (lambda_vector_clear): Same.
5292 (lambda_vector_lexico_pos): Same.
5293 (lambda_vector_zerop): Same.
5294 (lambda_matrix_new): Same.
5295 * tree-flow.h (least_common_multiple): Removed declaration.
5296 * tree-parloops.c (lambda_trans_matrix): Moved here.
5298 (LTM_ROWSIZE): Same.
5299 (LTM_COLSIZE): Same.
5300 (LTM_DENOMINATOR): Same.
5301 (lambda_trans_matrix_new): Same.
5302 (lambda_matrix_vector_mult): Same.
5303 (lambda_transform_legal_p): Same.
5304 * tree-pass.h (pass_linear_transform): Removed declaration.
5305 * tree-ssa-loop.c (tree_linear_transform): Removed.
5306 (gate_tree_linear_transform): Removed.
5307 (pass_linear_transform): Removed.
5308 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
5309 flag_loop_interchange.
5311 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5313 PR tree-optimization/47265
5314 PR tree-optimization/47443
5315 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
5316 if name still has some uses.
5318 2011-01-25 Martin Jambor <mjambor@suse.cz>
5320 PR tree-optimization/47382
5321 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
5322 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
5324 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
5326 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
5327 sjlj_except_unwind_info.
5329 2011-01-25 Richard Guenther <rguenther@suse.de>
5331 PR tree-optimization/47426
5332 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
5333 visible functions results escape.
5335 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5338 * config/arm/arm.c (any_sibcall_uses_r3): New function.
5339 (arm_get_frame_offsets): Use it.
5341 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5342 Jakub Jelinek <jakub@redhat.com>
5344 PR tree-optimization/47271
5345 * tree-if-conv.c (bb_postdominates_preds): New.
5346 (if_convertible_bb_p): Call bb_postdominates_preds.
5347 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
5348 (predicate_scalar_phi): Call bb_postdominates_preds.
5350 2011-01-25 Nick Clifton <nickc@redhat.com>
5352 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
5353 * config/rx/rx.c (rx_function_value): Likewise.
5354 (rx_promote_function_mode): Likewise.
5355 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
5356 in order to make it legitimate.
5357 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
5358 make sure that the first operand is the same as the result register.
5359 (addsi3_unspec): Delete.
5360 (subdi3): Do not accept immediate operands.
5361 (subdi3_internal): Likewise.
5363 2011-01-25 Jeff Law <law@redhat.com>
5365 PR rtl-optimization/37273
5366 * ira-costs.c (scan_one_insn): Detect constants living in memory and
5367 handle them like argument loads from stack slots. Do not double
5368 count memory for memory constants and argument loads from stack slots.
5370 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5372 PR tree-optimization/47427
5373 PR tree-optimization/47428
5374 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5375 coalesce if the new root var would be TREE_READONLY.
5377 2011-01-25 Richard Guenther <rguenther@suse.de>
5380 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
5381 correct type for TBAA.
5383 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5385 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
5386 (close_phi_written_to_memory): Call for_each_index with
5387 dr_indices_valid_in_loop.
5389 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5391 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
5392 when it is initialized.
5394 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5396 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
5397 call to graphite_find_data_references_in_stmt.
5398 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
5399 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
5400 call to graphite_find_data_references_in_stmt.
5401 (analyze_drs_in_stmts): Same.
5402 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
5403 in which the scalar analysis of indices is performed.
5404 (create_data_ref): Same. Update call to dr_analyze_indices.
5405 (find_data_references_in_stmt): Update call to create_data_ref.
5406 (graphite_find_data_references_in_stmt): Same.
5407 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
5409 (create_data_ref): Same.
5410 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
5411 call to create_data_ref.
5413 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5415 * graphite-sese-to-poly.c (build_poly_scop): Move
5416 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
5418 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5420 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
5421 VAR_DECL, PARM_DECL, and RESULT_DECL.
5423 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5425 * graphite-dependences.c (reduction_dr_1): Allow several reductions
5427 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
5428 that have already been marked as PBB_IS_REDUCTION.
5430 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5432 * graphite-scop-detection.c (same_close_phi_node): New.
5433 (remove_duplicate_close_phi): New.
5434 (make_close_phi_nodes_unique): New.
5435 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
5437 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5439 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
5440 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
5441 of both data references to be the same.
5443 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5445 * graphite-dependences.c (build_lexicographical_constraint): Remove
5447 (build_lexicographical_constraint): Adjust call to
5448 ppl_powerset_is_empty.
5449 (dependence_polyhedron): Same.
5450 (graphite_legal_transform_dr): Same.
5451 (graphite_carried_dependence_level_k): Same.
5452 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
5454 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
5456 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5458 * graphite-sese-to-poly.c
5459 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
5460 (close_phi_written_to_memory): New.
5461 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
5464 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5466 * doc/install.texi: Update the expected version number of PPL to 0.11.
5467 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
5468 #if PPL_VERSION_MINOR < 11.
5470 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5472 * graphite-dependences.c: Include graphite-cloog-util.h.
5473 (new_poly_ddr): Inlined into dependence_polyhedron.
5474 (free_poly_ddr): Moved close by new_poly_ddr.
5475 (dependence_polyhedron_1): Renamed dependence_polyhedron.
5476 Early return NULL when ppl_powerset_is_empty returns true.
5477 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
5478 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
5479 (graphite_legal_transform_dr): Call new_poly_ddr.
5480 (graphite_carried_dependence_level_k): Same.
5481 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
5482 (dot_transformed_deps_stmt_1): Removed.
5483 (dot_deps_stmt_1): Call dot_deps_stmt_2.
5484 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
5485 (dot_deps_1): Call dot_deps_2.
5486 * Makefile.in (graphite-dependences.o): Add missing dependence on
5487 graphite-cloog-util.h.
5489 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5491 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
5492 (build_lexicographical_constraint): Same.
5493 (dependence_polyhedron_1): Same.
5494 (graphite_legal_transform_dr): Same.
5495 (graphite_carried_dependence_level_k): Same.
5496 * graphite-ppl.c (ppl_powerset_is_empty): New.
5497 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
5498 * tree-data-ref.c (dump_data_reference): Print the basic block index.
5500 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5502 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
5503 the "a followed by b" relation and document it.
5505 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5507 * graphite-dependences.c (build_lexicographical_constraint): Stop the
5508 iteration when the bag of constraints is empty.
5510 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5512 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
5514 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5516 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
5517 nest and two loop depths as parameters.
5518 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
5519 lst_perfect_nestify.
5521 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5523 * graphite-dependences.c (print_pddr): Call
5524 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
5526 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5528 * graphite-ppl.c (debug_gmp_value): New.
5529 * graphite-ppl.h (debug_gmp_value): Declared.
5531 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
5533 * doc/install.texi: Document availability of cloog-0.16.
5535 2011-01-25 Vladimir Kargov <kargov@gmail.com>
5537 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
5538 invalid postdominance info.
5540 2011-01-24 Jan Hubicka <jh@suse.cz>
5543 * doc/extend.texi (weak pragma): Drop claim that it must
5544 appear before definition.
5545 * varasm.c (merge_weak, declare_weak): Only sanity check
5546 that DECL is not output at a time it is declared weak.
5548 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
5550 * machmode.def: Fixed comments.
5552 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
5554 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
5556 2011-01-24 Paul Koning <ni1d@arrl.net>
5558 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
5561 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
5564 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
5565 (block_info): Add scanned and prev.
5566 (move_or_delete_vzeroupper_2): Return if the basic block
5567 has been scanned and the upper 128bit state is unchanged
5569 (move_or_delete_vzeroupper_1): Return true if the exit
5571 (move_or_delete_vzeroupper): Visit basic blocks using the
5572 work-list based algorithm based on vt_find_locations in
5575 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
5577 2011-01-24 Nick Clifton <nickc@redhat.com>
5579 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
5580 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
5581 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
5582 then define __v850e1__.
5583 * doc/invoke.texi: Document -mv850es.
5585 2011-01-24 Richard Henderson <rth@redhat.com>
5587 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
5588 compound unordered comparisons.
5589 * config/rx/rx.c (rx_split_fp_compare): Remove.
5590 * config/rx/rx-protos.h: Update.
5591 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
5592 (cbranchsf4): Don't call rx_split_fp_compare.
5593 (*cbranchsf4): Use rx_split_cbranch.
5594 (*cmpsf): Don't accept "i" constraint.
5595 (*conditional_branch): Only valid after reload.
5596 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
5598 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5601 * config/rs6000/altivec.md (vector constant splitters): Add
5602 support for creating vector single precision constants if -mvsx is
5603 used and we would create the constant using Altivec primitives.
5605 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
5606 Richard Sandiford <rdsandiford@googlemail.com>
5608 PR rtl-optimization/47166
5609 * reload1.c (emit_reload_insns): Disable the spill_reg_store
5610 mechanism for PRE_MODIFY and POST_MODIFY.
5611 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
5614 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
5616 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
5618 2011-01-22 Jan Hubicka <jh@suse.cz>
5621 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
5623 2011-01-22 Jan Hubicka <jh@suse.cz>
5625 PR tree-optimization/43884
5627 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
5628 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
5630 2011-01-22 Anatoly Sokolov <aesok@post.ru>
5632 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
5633 * config/s390/s390.c (s390_register_move_cost,
5634 s390_memory_move_cost): New.
5635 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
5637 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5640 * except.c (sjlj_assign_call_site_values): Move setting the
5641 crtl->uses_eh_lsda flag to ...
5642 (sjlj_mark_call_sites): ... here.
5643 (sjlj_emit_function_enter): Support NULL dispatch label.
5644 (sjlj_build_landing_pads): In a function with no landing pads
5645 that still has must-not-throw regions, generate code to register
5646 a personality function with empty LSDA.
5648 2011-01-21 Richard Henderson <rth@redhat.com>
5650 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
5652 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
5654 * compare-elim.c: New file.
5655 * Makefile.in (OBJS-common): Add it.
5656 (compare-elim.o): New.
5657 * common.opt (fcompare-elim): New.
5658 * opts.c (default_options_table): Add OPT_fcompare_elim.
5659 * tree-pass.h (pass_compare_elim_after_reload): New.
5660 * passes.c (init_optimization_passes): Add it.
5661 * recog.h: Protect against re-inclusion.
5662 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
5663 * doc/invoke.texi (-fcompare-elim): Document it.
5664 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
5665 * doc/tm.texi: Rebuild.
5667 2011-01-22 Nick Clifton <nickc@redhat.com>
5669 * config/rx/rx.md (cstoresf4): Pass comparison operator to
5670 rx_split_fp_compare.
5672 2011-01-22 Nick Clifton <nickc@redhat.com>
5674 * config/rx/rx.md (UNSPEC_CONST): New.
5675 (deallocate_and_return): Wrap the amount popped off the stack in
5676 an UNSPEC_CONST in order to stop it being rejected by
5677 -mmax-constant-size.
5678 (pop_and_return): Add a "(return)" rtx.
5679 (call): Drop the immediate operand.
5680 (call_internal): Likewise.
5681 (call_value): Likewise.
5682 (call_value_internal): Likewise.
5683 (sibcall_internal): Likewise.
5684 (sibcall_value_internal): Likewise.
5685 (sibcall): Likewise. Generate an explicit call using
5687 (sibcall_value): Likewise.
5688 (mov<>): FAIL if a constant operand is not legitimate.
5689 (addsi3_unpsec): New pattern.
5691 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
5692 (ok_for_max_constant): New function.
5693 (gen_safe_add): New function.
5694 (rx_expand_prologue): Use gen_safe_add.
5695 (rx_expand_epilogue): Likewise.
5696 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
5699 2011-01-21 Jeff Law <law@redhat.com>
5701 PR tree-optimization/47053
5702 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
5703 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
5704 statements are deleted.
5705 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
5706 is nonempty, then purge dead edges and cleanup the CFG.
5708 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
5712 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
5714 * tree-dfa.c (create_var_ann): Mark variable as used.
5716 2011-01-21 Jakub Jelinek <jakub@redhat.com>
5719 * except.c (convert_to_eh_region_ranges): Emit queued no-region
5720 notes from other section in hot/cold partitioning even if
5721 last_action is -3. Increment call_site_base.
5723 PR rtl-optimization/47366
5724 * fwprop.c (forward_propagate_into): Return bool. If
5725 any changes are made, -fnon-call-exceptions is used and
5726 REG_EH_REGION note is present, call purge_dead_edges
5727 and return true if it purged anything.
5728 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
5729 any EH edges were purged.
5731 2011-01-21 Jeff Law <law@redhat.com>
5733 PR rtl-optimization/41619
5734 * caller-save.c (setup_save_areas): Break out code to determine
5735 which hard regs are live across calls by examining the reload chains
5736 so that it is always used.
5737 Eliminate code which checked REG_N_CALLS_CROSSED.
5739 2011-01-21 Jakub Jelinek <jakub@redhat.com>
5741 PR tree-optimization/47355
5742 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
5743 NOP has non-debug uses beyond PHIs in new_bb.
5745 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
5748 * cfgexpand.c (account_used_vars_for_block): Only account vars
5749 that are annotated as used.
5750 (estimated_stack_frame_size): Don't set TREE_USED.
5751 * tree-dfa.c (create_var_ann): Mark variable as used.
5753 2011-01-21 Richard Guenther <rguenther@suse.de>
5756 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
5758 2011-01-21 Richard Guenther <rguenther@suse.de>
5760 PR tree-optimization/47365
5761 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
5762 (vn_reference_lookup_pieces): Adjust.
5763 (vn_reference_lookup): Likewise.
5764 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
5765 (vn_reference_lookup_3): Only look through kills if in
5766 VN_WALKREWRITE mode.
5767 (vn_reference_lookup_pieces): Adjust.
5768 (vn_reference_lookup): Likewise.
5769 (visit_reference_op_load): Likewise.
5770 (visit_reference_op_store): Likewise.
5771 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
5772 (compute_avail): Likewise.
5773 (eliminate): Likewise.
5775 2011-01-21 Jakub Jelinek <jakub@redhat.com>
5777 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
5778 DECL_IGNORED_P non-reg vars if they are used.
5780 PR tree-optimization/47391
5781 * varpool.c (const_value_known_p): Return false if
5784 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
5787 * config/i386/i386.c (ix86_local_alignment): Handle
5788 case for va_list_type_node is nil.
5789 (ix86_canonical_va_list_type): Likewise.
5791 2011-01-21 Alan Modra <amodra@gmail.com>
5793 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
5794 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
5796 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5798 * config/arm/arm.md (define_attr type): Rename f_load
5799 and f_store to f_fpa_load and f_fpa_store. Update.
5800 (write_conflict): Deal with rename fallout.
5801 (*push_fp_multi): Likewise.
5802 * config/arm/fpa.md (f_load): Use f_fpa_load.
5803 (f_store): Use f_fpa_store.
5804 (*movsf_fpa): Likewise.
5805 (*movdf_fpa): Likewise.
5806 (*movxf_fpa): Likewise.
5807 (*thumb2_movsf_fpa): Likewise.
5808 (*thumb2_movdf_fpa): Likewise.
5809 (*thumb2_movxf_fpa): Likewise.
5810 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
5811 f_loadd and f_stored.
5812 (*thumb2_movdi_vfp): Likewise.
5813 (*thumb2_movsf_vfp): Fix attribute to f_loads.
5814 (*thumb2_movsi_vfp): Likewise.
5815 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
5816 Use f_loads instead of f_load.
5817 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
5819 2011-01-20 Anatoly Sokolov <aesok@post.ru>
5821 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
5822 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
5823 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
5824 (xtensa_mode_dependent_address_p): New function.
5825 (constantpool_address_p): Make static. Change return type to bool.
5826 Change argument type to const_rtx. Use CONST_INT_P predicate.
5828 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
5831 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
5833 2011-01-20 Jakub Jelinek <jakub@redhat.com>
5836 * cfgexpand.c (expand_debug_expr): Instead of generating
5837 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
5840 2011-01-20 Richard Guenther <rguenther@suse.de>
5843 * tree-inline.c (remap_gimple_op_r): Recurse manually for
5844 the pointer operand of MEM_REFs.
5846 2011-01-20 Jakub Jelinek <jakub@redhat.com>
5848 PR tree-optimization/46130
5849 * ipa-split.c (consider_split): If return_bb contains non-virtual
5850 PHIs other than for retval or if split_function would not adjust it,
5853 2011-01-20 Richard Guenther <rguenther@suse.de>
5855 PR tree-optimization/47167
5856 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5857 Revert previous change, only avoid enumeral type changes.
5859 2011-01-19 Mike Stump <mikestump@comcast.net>
5861 * doc/tm.texi.in (BRANCH_COST): Englishify.
5862 * doc/tm.texi (BRANCH_COST): Likewise.
5864 2011-01-19 Dodji Seketeli <dodji@redhat.com>
5867 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
5868 (gen_scheduled_generic_parms_dies): New functions.
5869 (gen_struct_or_union_type_die): Schedule template parameters DIEs
5870 generation for the end of CU compilation.
5871 (dwarf2out_finish): Generate template parameters DIEs here.
5873 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
5876 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
5877 debug bind stmt on merge edges.
5879 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
5883 * function.c (instantiate_expr): Instantiate incoming rtl of
5884 implicit arguments, and recurse on VALUE_EXPRs.
5885 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
5886 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
5888 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
5890 * c-parser.c (c_parser_for_statement): Initialize
5891 collection_expression.
5893 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5895 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
5897 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5899 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
5900 (LINK_SHLIB_SPEC): Don't use %(link_path).
5901 (SUBTARGET_EXTRA_SPECS): Remove link_path.
5903 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5905 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
5906 (NO_SHARED_LIB_SUPPORT): Remove.
5907 (LINK_SHLIB_SPEC): Remove one conditional definition.
5909 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5911 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
5913 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
5914 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
5915 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
5916 %{call_shared} and conditionals on these options not being passed.
5917 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
5920 2011-01-19 Jakub Jelinek <jakub@redhat.com>
5922 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
5925 * ipa-split.c: Spelling fixes.
5927 2011-01-19 Richard Henderson <rth@redhat.com>
5929 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
5930 (*mulsi3): Likewise.
5932 * longlong.h [__mn10300__] (count_leading_zeros): New.
5933 [__mn10300__] (umul_ppmm, smul_ppmm): New.
5934 [__mn10300__] (add_ssaaaa, subddmmss): New.
5935 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
5936 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
5938 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5940 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
5942 2011-01-19 Richard Henderson <rth@redhat.com>
5944 * config/mn10300/mn10300.md (addsi3_flags): New.
5945 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
5946 (subsi3_flags, subc_internal, subdi3): New.
5947 (subdi3_internal, *subdi3_degenerate): New.
5948 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
5950 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
5951 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
5952 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
5953 * config/mn10300/mn10300-protos.h: Update.
5954 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
5955 (return_ret): Likewise. Rename from return_internal_regs.
5956 (return_internal): Remove.
5958 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
5959 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
5960 (mn10300_legitimate_constant_p): Likewise.
5961 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
5962 (mn10300_frame_size): New.
5963 (mn10300_expand_prologue): Use it.
5964 (mn10300_expand_epilogue): Likewise.
5965 (mn10300_initial_offset): Likewise.
5966 * config/mn10300/mn10300-protos.h: Update.
5967 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
5968 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
5969 (prologue, epilogue, return_internal): Tidy output code.
5970 (mn10300_store_multiple_operation, return): Likewise.
5971 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
5972 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
5973 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
5974 (load_pic, am33_load_pic): New.
5975 (mn10300_load_pic0, mn10300_load_pic1): New.
5977 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
5978 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
5979 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
5980 (cc_flags_for_mode, cc_flags_for_code): New.
5981 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
5982 overflow flag is not valid. Validate that the flags we need
5983 for the comparison are valid.
5984 (mn10300_output_cmp): Remove.
5985 (mn10300_output_add): New.
5986 (mn10300_select_cc_mode): Use cc_flags_for_code.
5987 (mn10300_split_cbranch): New.
5988 (mn10300_match_ccmode): New.
5989 (mn10300_split_and_operand_count): New.
5990 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
5992 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
5993 (addsi3): ... here. Use mn10300_output_add.
5994 (*addsi3_flags): New.
5995 (*am33_subsi3, *mn10300_subsi3): Merge...
5996 (subsi3): ... here. Use attribute isa.
5997 (*subsi3_flags): New.
5998 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
6000 (*am33_andsi3, *mn10300_andsi3): Merge...
6002 (*andsi3_flags): New.
6003 (andsi3 splitters): New.
6004 (*am33_iorsi3, *mn10300_iorsi3): Merge...
6006 (*iorsi3_flags): New.
6007 (*am33_xorsi3, *mn10300_xorsi3): Merge...
6009 (*xorsi3_flags): New.
6010 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
6011 (one_cmplsi2): ... here.
6012 (*one_cmplsi2_flags): New.
6013 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
6014 instead of "dax" in constraints. Use mn10300_split_cbranch.
6015 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
6016 use matching constraints to eliminate a self-comparison.
6017 (*integer_conditional_branch): Rename from integer_conditional_branch.
6018 Use int_mode_flags to match CC_REG.
6019 (*cbranchsi4_btst, *btstsi): New.
6020 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
6021 mn10300_split_cbranch.
6022 (*am33_cmpsf): Rename from am33_cmpsf.
6023 (*float_conditional_branch): Rename from float_conditional_branch.
6024 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
6025 (zero_extendqisi2): ... here.
6026 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
6027 (zero_extendhisi2): ... here.
6028 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
6029 (extendqisi2): ... here.
6030 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
6031 (extendhisi2): ... here.
6032 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
6033 (ashlsi3): ... here.
6034 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
6035 (lshrsi3): ... here.
6036 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
6037 (ashrsi3): ... here.
6038 (consecutive add peephole): Remove.
6039 * config/mn10300/predicates.md (label_ref_operand): New.
6040 (int_mode_flags): New.
6041 (CCZN_comparison_operator): New.
6043 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
6044 (throughput_42_latency_43): New reservation.
6045 (mulsidi3, umulsidi3): New expanders.
6046 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
6047 the MDR register to allocation; separately allocate the low and
6048 high parts of the DImode result.
6049 (umulsidi3_internal): Similarly.
6050 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
6051 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
6052 (udivsi3, umodsi3): Remove.
6053 (udivmodsi4, divmodsi4): New expanders.
6054 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
6055 (*divmodsi4): Simiarly.
6056 (ext_internal): New.
6058 * config/mn10300/constraints.md ("z"): New constraint.
6059 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
6060 (FIXED_REGISTERS): Don't fix MDR.
6061 (CALL_USED_REGSITERS): Reformat nicely.
6062 (REG_ALLOC_ORDER): Add MDR.
6063 (enum regclass): Add MDR_REGS.
6064 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
6065 (IRA_COVER_CLASSES): Add MDR_REGS.
6066 (REGNO_REG_CLASS): Handle MDR_REG.
6067 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
6068 (mn10300_register_move_cost): Likewise.
6069 * config/mn10300/mn10300.md (MDR_REG): New.
6070 (*movsi_internal): Handle moves to/from MDR_REGS.
6072 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
6074 (mn10300_secondary_reload): Tidy combination reload classes.
6075 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
6076 addresses for AM33. Allow symbolic offsets for reg+imm.
6077 (mn10300_regno_in_class_p): New.
6078 (mn10300_legitimize_reload_address): New.
6079 * config/mn10300/mn10300.h (enum reg_class): Remove
6080 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
6081 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
6083 (REG_CLASS_NAMES): Update to match.
6084 (REG_CLASS_CONTENTS): Likewise.
6085 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
6086 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
6087 (REGNO_IN_RANGE_P): Remove.
6088 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
6089 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
6090 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
6091 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
6092 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
6093 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
6094 (REGNO_GENERAL_P): New.
6095 (HAVE_POST_MODIFY_DISP): New.
6096 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
6097 (LEGITIMIZE_RELOAD_ADDRESS): New.
6098 * config/mn10300/mn10300-protos.h: Update.
6100 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
6101 DATA_REGS for AM33 stack-pointer destination.
6102 (mn10300_preferred_output_reload_class): Likewise.
6103 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
6104 into a form appropriate for ...
6105 (TARGET_SECONDARY_RELOAD): New.
6106 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
6107 * config/mn10300/mn10300-protos.h: Update.
6108 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
6109 reload_insi; use the "A" constraint for the scratch; handle AM33
6110 moves of sp to non-address registers.
6112 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
6113 (*movqi_internal): ... here.
6114 (*am33_movhi, *mn10300_movhi): Merge into...
6115 (*movhi_internal): ... here.
6116 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
6117 as the source/destination of moves from/to SP.
6118 (movsf): Only allow for AM33-2.
6119 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
6120 any integer constant constraint. Only allow for AM33-2. Tidy
6121 all of the alternative outputs.
6122 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
6123 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
6125 (udivsi3, umodsi3): New patterns for MN103 only.
6127 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
6129 * doc/tm.texi.in: Spell out that a lack of register class unions
6131 * doc/tm.texi: Regenerate.
6133 2011-01-19 Jakub Jelinek <jakub@redhat.com>
6135 PR rtl-optimization/47337
6136 * dce.c (check_argument_store): New function.
6137 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
6139 PR tree-optimization/47290
6140 * tree-eh.c (infinite_empty_loop_p): New function.
6141 (cleanup_empty_eh): Use it.
6143 2011-01-18 Steve Ellcey <sje@cup.hp.com>
6146 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
6147 (a64_expand_widen_sum): Ditto.
6148 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
6149 (vec_extract_evenodd_help): Ditto.
6150 (vec_extract_evenv4hi): Ditto.
6151 (vec_extract_oddv4hi): Ditto.
6152 (vec_extract_evenv2si): Ditto.
6153 (vec_extract_oddv2si): Ditto.
6154 (vec_extract_evenv2sf): Ditto.
6155 (vec_extract_oddv2sf): Ditto.
6156 (vec_pack_trunc_v4hi: Ditto.
6157 (vec_pack_trunc_v2si): Ditto.
6158 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
6159 (vec_interleave_highv8qi): Ditto.
6161 (vec_extract_oddv8qi): Ditto.
6162 (vec_interleave_lowv4hi): Ditto.
6163 (vec_interleave_highv4hi): Ditto.
6164 (vec_interleave_lowv2si): Ditto.
6165 (vec_interleave_highv2si): Ditto.
6167 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6169 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
6170 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
6171 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
6172 (pa_c_mode_for_suffix): New.
6173 (TARGET_EXPAND_BUILTIN): Define.
6174 (TARGET_C_MODE_FOR_SUFFIX): Define.
6175 (pa_builtins): Define.
6176 (pa_init_builtins): Register __float128 type and init new support
6178 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
6179 * config/pa/quadlib.c (_U_Qfcopysign): New.
6181 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
6184 * explow.c (allocate_dynamic_stack_space): Do not assume more than
6185 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
6188 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6190 PR tree-optimization/47179
6191 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
6192 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
6194 2011-01-18 Richard Guenther <rguenther@suse.de>
6196 PR rtl-optimization/47216
6197 * emit-rtl.c: Include tree-flow.h.
6198 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
6199 of replicating it with different semantics.
6200 * Makefile.in (emit-rtl.o): Adjust.
6202 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6204 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
6205 (cortex_a9_dp): Handle neon types correctly.
6207 2011-01-18 Jakub Jelinek <jakub@redhat.com>
6209 PR rtl-optimization/47299
6210 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
6211 subtarget. Use normal multiplication if both operands are constants.
6212 * expmed.c (expand_widening_mult): Don't try to optimize constant
6213 multiplication if op0 has VOIDmode. Convert op1 constant to mode
6216 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6218 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
6219 spacing after 'e.g.', typos, comma, hyphenation.
6221 2011-01-17 Richard Henderson <rth@redhat.com>
6223 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
6224 (rx_restricted_mem_operand): New.
6225 (rx_shift_operand): Use register_operand.
6226 (rx_source_operand, rx_compare_operand): Likewise.
6227 * config/rx/rx.md (addsi3_flags): New expander.
6228 (adddi3): Rewrite as expander.
6229 (adc_internal, *adc_flags, adddi3_internal): New patterns.
6230 (subsi3_flags): New expander.
6231 (subdi3): Rewrite as expander.
6232 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
6234 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
6235 (rx_init_builtins): Remove sat builtin.
6236 (rx_expand_builtin): Likewise.
6237 * config/rx/rx.md (ssaddsi3): New.
6238 (*sat): Rename from sat. Represent the CC_REG input.
6240 * config/rx/predicates.md (rshift_operator): New.
6241 * config/rx/rx.c (rx_expand_insv): Remove.
6242 * config/rx/rx-protos.h: Update.
6243 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
6244 operand to the canonical position.
6245 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
6246 (*bitclr, *bitclr_in_memory): Similarly.
6247 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
6248 (insv): Retain the zero_extract in the expansion.
6250 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
6251 (bswaphi2, bitinvert, revw): Likewise.
6253 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
6254 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
6255 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
6256 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
6257 (bitset, bitset_in_memory): Likewise.
6258 (bitinvert, bitinvert_in_memory): Likewise.
6259 (bitclr, bitclr_in_memory): Likewise.
6260 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
6261 (rx_strend, rx_cmpstrn): Likewise.
6262 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
6263 (bitop peep2 patterns): Remove.
6265 * config/rx/rx.c (rx_match_ccmode): New.
6266 * config/rx/rx-protos.h: Update.
6267 * config/rx/rx.md (abssi2): Clobber, don't set flags.
6268 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
6269 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
6270 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
6271 (fix_truncsfsi2, floatsisf2): Likewise.
6272 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
6273 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
6274 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
6275 (*subsi3_flags, *xorsi3_flags): New.
6277 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
6279 * config/rx/rx.c (rx_print_operand): Remove workaround for
6280 unsplit comparison operations.
6282 * config/rx/rx.md (movsicc): Split after reload.
6283 (*movsicc): Merge *movsieq and *movsine via match_operator.
6284 (*stcc): New pattern.
6286 * config/rx/rx.c (rx_float_compare_mode): Remove.
6287 * config/rx/rx.h (rx_float_compare_mode): Remove.
6288 * config/rx/rx.md (cstoresi4): Split after reload.
6289 (*sccc): New pattern.
6291 * config/rx/predicates.md (label_ref_operand): New.
6292 (rx_z_comparison_operator): New.
6293 (rx_zs_comparison_operator): New.
6294 (rx_fp_comparison_operator): New.
6295 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
6296 Validate that the flags are set properly for the comparison.
6297 (rx_gen_cond_branch_template): Remove.
6298 (rx_cc_modes_compatible): Remove.
6299 (mode_from_flags): New.
6300 (flags_from_code): Rename from flags_needed_for_conditional.
6301 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
6302 (rx_select_cc_mode): Likewise.
6303 (rx_split_fp_compare): New.
6304 (rx_split_cbranch): New.
6305 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
6306 (*cbranchsi4): Use match_operator and rx_split_cbranch.
6307 (*cbranchsf4): Similarly.
6308 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
6309 match_operator and rx_split_cbranch.
6310 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
6311 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
6312 (*cmpsi): Rename from cmpsi.
6313 (*tstsi): Rename from tstsi.
6314 (*cmpsf): Rename from cmpsf; use CC_Fmode.
6315 (*conditional_branch): Rename from conditional_branch.
6316 (*reveresed_conditional_branch): Remove.
6317 (b<code>): Remove expander.
6318 * config/rx/rx-protos.h: Update.
6320 * config/rx/rx.c (rx_compare_redundant): Remove.
6321 * config/rx/rx.md (cmpsi): Don't use it.
6322 * config/rx/rx-protos.h: Update.
6324 * config/rx/rx-modes.def (CC_F): New mode.
6325 * config/rx/rx.c (rx_select_cc_mode): New.
6326 * config/rx/rx.h (SELECT_CC_MODE): Use it.
6327 * config/rx/rx-protos.h: Update.
6329 2011-01-17 Richard Henderson <rth@redhat.com>
6331 * except.c (dump_eh_tree): Fix stray ; after for statement.
6333 2011-01-17 Richard Guenther <rguenther@suse.de>
6335 PR tree-optimization/47313
6336 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
6337 handling before copying the body. Properly deal with
6338 by-reference result in SSA form.
6340 2011-01-17 Ian Lance Taylor <iant@google.com>
6343 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
6344 (struct_value_alias_set): Don't define.
6345 (sparc_option_override): Don't set sparc_sr_alias_set and
6346 struct_value_alias_set.
6347 (save_or_restore_regs): Use gen_frame_mem rather than calling
6349 (sparc_struct_value_rtx): Likewise.
6351 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
6354 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
6356 (_mm_maskstore_pd): Likewise.
6357 (_mm_maskload_ps): Likewise.
6358 (_mm_maskstore_ps): Likewise.
6359 (_mm256_maskload_pd): Change mask to __m256i.
6360 (_mm256_maskstore_pd): Likewise.
6361 (_mm256_maskload_ps): Likewise.
6362 (_mm256_maskstore_ps): Likewise.
6364 * config/i386/i386-builtin-types.def: Updated.
6365 (ix86_expand_special_args_builtin): Likewise.
6367 * config/i386/i386.c (bdesc_special_args): Update
6368 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
6369 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
6370 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
6371 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
6373 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
6374 Use <avxpermvecmode> on mask register.
6375 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
6377 2011-01-17 Olivier Hainque <hainque@adacore.com>
6378 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6379 Eric Botcazou <ebotcazou@adacore.com>
6382 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
6383 if <= USHRT_MAX in 32-bit mode.
6385 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6387 * doc/install.texi (Configuration, Specific): Wrap long
6388 lines in examples. Allow line wrapping in long options
6389 and URLs where beneficial for PDF output.
6391 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
6393 * config/mips/mips.c (mips_classify_symbol): Don't return
6394 SYMBOL_PC_RELATIVE for nonlocal labels.
6396 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
6398 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
6400 2011-01-15 Jan Hubicka <jh@suse.cz>
6402 PR tree-optimization/47276
6403 * ipa.c (function_and_variable_visibility): Do not try to mark alias
6404 declarations as needed.
6406 2011-01-15 Martin Jambor <mjambor@suse.cz>
6408 * common.opt (fdevirtualize): New flag.
6409 * doc/invoke.texi (Option Summary): Document it.
6410 * opts.c (default_options_table): Add devirtualize flag.
6411 * ipa-prop.c (detect_type_change): Return immediately if
6412 devirtualize flag is not set.
6413 (detect_type_change_ssa): Likewise.
6414 (compute_known_type_jump_func): Likewise.
6415 (ipa_analyze_virtual_call_uses): Likewise.
6417 2011-01-14 Martin Jambor <mjambor@suse.cz>
6419 PR tree-optimization/45934
6420 PR tree-optimization/46302
6421 * ipa-prop.c (type_change_info): New type.
6422 (stmt_may_be_vtbl_ptr_store): New function.
6423 (check_stmt_for_type_change): Likewise.
6424 (detect_type_change): Likewise.
6425 (detect_type_change_ssa): Likewise.
6426 (compute_complex_assign_jump_func): Check for dynamic type change.
6427 (compute_complex_ancestor_jump_func): Likewise.
6428 (compute_known_type_jump_func): Likewise.
6429 (compute_scalar_jump_functions): Likewise.
6430 (ipa_analyze_virtual_call_uses): Likewise.
6431 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
6433 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6435 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
6436 * config/i386/i386.opt (msse5): New Alias.
6438 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6440 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
6441 * config/sparc/linux64.h (CC1_SPEC): Likewise.
6442 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6443 * config/sparc/sparc.h (CC1_SPEC): Likewise.
6445 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6447 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
6449 * config/sparc/linux64.h (CC1_SPEC): Likewise.
6450 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6451 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
6452 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
6454 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
6456 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6458 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
6460 2011-01-14 Mike Stump <mikestump@comcast.net>
6462 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
6463 * config/fr30/fr30.md: Likweise
6464 (movsi_push): Likewise.
6465 (movsi_pop): Likewise.
6466 (enter_func): Likewise.
6467 * config/moxie/moxie.md (movsi_push): Likewise.
6468 (movsi_pop): Likewise.
6470 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6472 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
6473 %{no_archive} %{exact_version}.
6474 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
6475 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
6476 %{no_archive} %{exact_version}.
6477 * config/mips/openbsd.h (LINK_SPEC): Likewise.
6478 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
6479 * config/mips/vxworks.h: Likewise.
6481 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6483 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
6485 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6487 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
6488 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
6490 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6492 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
6495 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6497 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
6499 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
6500 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
6502 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
6503 Don't handle -shlib.
6505 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6507 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
6508 (CC1_SPEC): Don't handle -profile.
6510 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6512 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
6513 * config/mips/mips.h (CC1_SPEC): Likewise.
6515 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6517 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
6518 * config/mips/mips.h (CC1_SPEC): Likewise.
6520 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6522 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
6523 * config/m32r/linux.h (LINK_SPEC): Likewise.
6524 * config/mips/linux.h (LINK_SPEC): Likewise.
6525 * config/mips/linux64.h (LINK_SPEC): Likewise.
6526 * config/sparc/linux.h (LINK_SPEC): Likewise.
6527 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6528 LINK_SPEC): Likewise.
6529 * config/xtensa/linux.h (LINK_SPEC): Likewise.
6531 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6533 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
6535 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
6537 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6539 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
6540 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
6542 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6544 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
6546 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6548 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
6549 supports -Bstatic/-Bdynamic.
6550 * configure: Regenerate.
6552 2011-01-14 Jan Hubicka <jh@suse.cz>
6553 Jack Howarth <howarth@bromo.med.uc.edu>
6556 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
6557 when checking debug_info_level. Test write_symbols instead of
6558 debug_hooks->var_location when setting flag_var_tracking_uninit.
6560 2011-01-14 Richard Guenther <rguenther@suse.de>
6562 PR tree-optimization/47179
6563 * target.def (ref_may_alias_errno): New target hook.
6564 * targhooks.h (default_ref_may_alias_errno): Declare.
6565 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
6566 (default_ref_may_alias_errno): New function.
6567 * target.h (struct ao_ref_s): Declare.
6568 * tree-ssa-alias.c: Include target.h.
6569 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
6570 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
6571 (targhooks.o): Likewise.
6572 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
6573 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
6575 2011-01-14 Richard Guenther <rguenther@suse.de>
6577 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
6579 2011-01-14 Richard Guenther <rguenther@suse.de>
6581 PR tree-optimization/47280
6582 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
6584 (tree_ssa_forward_propagate_single_use_vars): Deal with
6585 CFG changes from associate_plusminus.
6587 2011-01-14 Richard Guenther <rguenther@suse.de>
6591 2011-01-11 Richard Guenther <rguenther@suse.de>
6593 PR tree-optimization/46076
6594 * tree-ssa.c (useless_type_conversion_p): Conversions from
6595 unprototyped to empty argument list function types are useless.
6597 2011-01-14 Richard Guenther <rguenther@suse.de>
6599 PR tree-optimization/47286
6600 * tree-ssa-structalias.c (new_var_info): Register variables are global.
6602 2011-01-14 Martin Jambor <mjambor@suse.cz>
6605 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
6607 2011-01-13 Anatoly Sokolov <aesok@post.ru>
6609 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
6610 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
6611 * config/xtensa/xtensa.c (xtensa_libcall_value,
6612 xtensa_function_value_regno_p): New functions.
6613 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
6615 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
6618 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
6620 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
6621 New function prototype.
6622 * config/i386/winnt.c (i386_pe_assemble_visibility):
6623 Warn only if attribute was specified by user.
6625 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6628 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
6630 (floatunsdidf2_fcfidu): Ditto.
6632 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6634 * config/s390/s390.c (print_operand_address): Replace 'error' with
6635 'output_operand_lossage'.
6636 (print_operand): Likewise.
6638 2011-01-13 Jeff Law <law@redhat.com>
6640 PR rtl-optimization/39077
6641 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
6642 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
6643 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
6644 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
6645 * gcse.c (prune_insertions_deletions): New function.
6646 (compute_pre_data): Use it.
6648 2011-01-13 Dodji Seketeli <dodji@redhat.com>
6651 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
6653 (prune_unused_types_mark): Use it.
6655 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
6657 PR rtl-optimization/45352
6658 * sel-sched.c: Update copyright years.
6659 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
6660 in the advancing loop when we have issued issue_rate insns.
6662 2011-01-12 Richard Henderson <rth@redhat.com>
6664 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
6665 (TARGET_MD_ASM_CLOBBERS): New.
6667 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
6668 (TARGET_DELEGITIMIZE_ADDRESS): New.
6670 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
6671 (clzsi2, *bsch): New patterns.
6673 * config/mn10300/mn10300.md (INT): New mode iterator.
6674 (*mov<INT>_clr): New pattern, and peep2 to generate it.
6676 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
6677 flag_split_wide_types.
6679 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
6680 (mn10300_trampoline_init): Rewrite without a template, an immediate
6681 load and a direct branch.
6682 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
6684 2011-01-12 Anatoly Sokolov <aesok@post.ru>
6686 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
6687 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
6688 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
6689 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
6691 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
6694 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
6697 2011-01-12 Jan Hubicka <jh@suse.cz>
6700 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
6701 (PLUGIN_COND_CLOSE): New macro.
6702 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
6704 2011-01-12 Richard Guenther <rguenther@suse.de>
6707 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
6708 register variables in a MEM_REF.
6710 2011-01-12 Joseph Myers <joseph@codesourcery.com>
6712 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
6713 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
6714 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
6715 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
6716 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
6717 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
6718 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
6719 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
6720 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
6721 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
6722 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
6723 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
6724 * config/gnu-user.h: New. Copied from linux.h.
6725 (LINUX_TARGET_STARTFILE_SPEC): Rename to
6726 GNU_USER_TARGET_STARTFILE_SPEC.
6727 (LINUX_TARGET_ENDFILE_SPEC): Rename to
6728 GNU_USER_TARGET_ENDFILE_SPEC.
6729 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
6730 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
6731 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
6732 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
6733 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
6734 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
6735 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
6736 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
6737 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
6738 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
6739 * config/arm/linux-eabi.h (CC1_SPEC): Use
6740 GNU_USER_TARGET_CC1_SPEC.
6741 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
6742 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
6743 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
6744 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
6745 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
6746 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
6747 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
6748 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
6750 2011-01-12 Richard Guenther <rguenther@suse.de>
6753 * doc/invoke.texi (ffast-math): Document it is turned on
6756 2011-01-12 Jan Hubicka <jh@suse.cz>
6758 PR tree-optimization/47233
6759 * opts.c (common_handle_option): Disable ipa-reference with profile
6762 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
6764 * c-parser.c (c_parser_objc_at_property_declaration): Improved
6767 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
6769 * c-parser.c (c_lex_one_token): Updated and reindented some
6770 comments. No changes in code.
6772 2011-01-11 Ian Lance Taylor <iant@google.com>
6774 * godump.c (go_output_var): Don't output the variable if there is
6775 already a type with the same name.
6777 2011-01-11 Ian Lance Taylor <iant@google.com>
6779 * godump.c (go_format_type): Don't generate float80.
6781 2011-01-11 Richard Henderson <rth@redhat.com>
6783 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
6784 declaration. Rewrite for both speed and size.
6785 (mn10300_address_cost_1): Remove.
6786 (mn10300_register_move_cost): New.
6787 (mn10300_memory_move_cost): New.
6788 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
6789 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
6790 extensions, shifts, BSWAP, CLZ.
6791 (mn10300_wide_const_load_uses_clr): Remove.
6792 (TARGET_REGISTER_MOVE_COST): New.
6793 (TARGET_MEMORY_MOVE_COST): New.
6794 * config/mn10300/mn10300-protos.h: Update.
6795 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
6797 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
6798 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
6799 * config/mn10300/mn10300-protos.h: Update.
6800 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
6801 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
6802 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
6803 (*test_int_bitfield, *test_byte_bitfield): Remove.
6804 (*bit_test, *subreg_bit_test): Remove.
6805 * config/mn10300/predicates.md (const_8bit_operand): Remove.
6807 * config/mn10300/constraints.md ("c"): Rename from "A".
6808 ("A", "D"): New constraint letters.
6809 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
6810 (fmssf4, fnmasf4, fnmssf4): Likewise.
6812 * config/mn10300/mn10300.md (isa): New attribute.
6813 (enabled): New attribute.
6815 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
6816 (abssf2, negsf2): Define only for hardware fp.
6817 (sqrtsf2): Reformat.
6818 (addsf3, subsf3, mulsf3): Merge expander and insn.
6820 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
6821 (DEBUGGER_AUTO_OFFSET): Remove.
6822 (DEBUGGER_ARG_OFFSET): Remove.
6824 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
6825 Emit register stores with the same offsets as the hardware.
6826 (mn10300_store_multiple_operation): Don't check that the register
6827 save offsets are monotonic.
6828 * config/mn10300/mn10300-protos.h: Update.
6830 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
6832 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
6833 in terms of the value on the stack, not the MDR register.
6835 2011-01-11 Jan Hubicka <jh@suse.cz>
6839 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
6840 (symbol_alias_set_destroy, symbol_alias_set_contains,
6841 propagate_aliases_backward): Declare.
6842 * lto-streamer-out.c (struct sets): New sturcture.
6843 (trivally_defined_alias): New function.
6844 (output_alias_pair_p): Rewrite.
6845 (output_unreferenced_globals): Fix output of alias pairs.
6846 (produce_symtab): Likewise.
6847 * ipa.c (function_and_variable_visibility): Set weak alias destination
6849 * varasm.c (symbol_alias_set_t): Remove.
6850 (symbol_alias_set_destroy): Export.
6851 (propagate_aliases_forward, propagate_aliases_backward): New functions
6853 (compute_visible_aliases): ... this one; remove.
6854 (trivially_visible_alias): New
6855 (trivially_defined_alias): New.
6856 (remove_unreachable_alias_pairs): Rewrite.
6857 (finish_aliases_1): Reorganize code checking if alias is defined.
6858 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
6861 2011-01-11 Richard Guenther <rguenther@suse.de>
6863 PR tree-optimization/46076
6864 * tree-ssa.c (useless_type_conversion_p): Conversions from
6865 unprototyped to empty argument list function types are useless.
6867 2011-01-11 Richard Guenther <rguenther@suse.de>
6870 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
6871 volatile MEMs as MEM_READONLY_P.
6873 2011-01-11 Richard Guenther <rguenther@suse.de>
6875 PR tree-optimization/47239
6876 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
6878 2011-01-11 Jeff Law <law@redhat.com>
6880 PR tree-optimization/47086
6881 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
6882 IVs from statements that might throw.
6884 2011-01-10 Jan Hubicka <jh@suse.cz>
6887 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
6889 2011-01-10 Jan Hubicka <jh@suse.cz>
6892 * profile.c (read_profile_edge_counts): Ignore profile inconistency
6893 when correcting profile.
6895 2011-01-10 Jan Hubicka <jh@suse.cz>
6898 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
6900 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
6901 Restore DECL_FINI_PRIORITY.
6903 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6905 * doc/gimple.texi: Fix quoting of multi-word return values in
6906 @deftypefn statements. Ensure presence of return value. Wrap
6907 overlong @deftypefn lines.
6908 (is_gimple_operand, is_gimple_min_invariant_address): Remove
6909 descriptions of removed functions.
6910 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
6911 of multi-word return value in @deftypefn statement.
6913 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6915 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
6916 (Conditional Expressions, Logical Operators)
6917 (Statement and operand traversals): Do not indent smallexample
6918 code. Fix duplicate function argument in example.
6920 2011-01-10 Jeff Law <law@redhat.com>
6922 PR tree-optimization/47141
6923 * ipa-split.c (split_function): Handle case where we are
6924 returning a value and the return block has a virtual operand phi.
6926 2011-01-10 Jan Hubicka <jh@suse.cz>
6928 PR tree-optimization/47234
6929 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
6930 (pass_feedback_split_functions): Declare.
6931 * passes.c (init_optimization_passes): Add ipa-split as subpass of
6933 * ipa-split.c (gate_split_functions): Update comments; disable
6934 split-functions for profile_arc_flag and branch_probabilities.
6935 (gate_feedback_split_functions): New function.
6936 (execute_feedback_split_functions): New function.
6937 (pass_feedback_split_functions): New global var.
6939 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
6942 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
6943 calling gimple_call_set_cannot_inline.
6945 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
6947 * config/darwin-sections.def: Remove unused section.
6949 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
6952 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
6954 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
6957 * c-parser.c (c_parser_declaration_or_fndef): Improved
6960 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
6962 * config/i386/winnt.c (i386_pe_start_function): Make sure
6963 to switch back to function's section.
6965 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
6969 * plugin.c: Move include of dlfcn.h from here...
6970 * system.h: ... to here.
6972 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6974 * doc/cpp.texi (C++ Named Operators): Fix markup for header
6976 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
6977 two extra empty pages in PDF output.
6979 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
6982 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
6983 for error recovery purposes behave as if it was not specified so
6984 that the default type is usd.
6986 2011-01-07 Jan Hubicka <jh@suse.cz>
6988 PR tree-optmization/46469
6989 * ipa.c (function_and_variable_visibility): Clear needed flags on
6990 nodes with external decls; handle weakrefs merging correctly.
6992 2011-01-07 Joseph Myers <joseph@codesourcery.com>
6994 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
6997 2011-01-07 Jan Hubicka <jh@suse.cz>
6999 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
7000 and no longer claim that gold is required for linker plugin.
7001 * configure: Regenerate.
7002 * gcc.c (PLUGIN_COND): New macro.
7003 (LINK_COMMAND_SPEC): Use it.
7004 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
7005 * config.in (HAVE_LTO_PLUGIN): New.
7006 * configure.ac (--with-lto-plugin): New parameter; autodetect
7009 2011-01-07 Jan Hubicka <jh@suse.cz>
7011 PR tree-optimization/46367
7012 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
7013 when we can update original.
7014 (cgraph_mark_inline_edge): Sanity check.
7015 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
7017 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7019 * config/spu/spu.h (ASM_COMMENT_START): Define.
7021 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
7025 (SWITCH_KEEP_FOR_GCC): Likewise.
7026 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
7027 (do_spec_1): Handle "%>".
7029 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
7031 2011-01-07 Jakub Jelinek <jakub@redhat.com>
7034 * config/i386/i386.c (ix86_delegitimize_address): If
7035 simplify_gen_subreg fails, return orig_x.
7038 * value-prof.c (gimple_stringop_fixed_value): Handle
7039 lhs of the call properly.
7041 2011-01-07 Jan Hubicka <jh@suse.cz>
7044 * lto-opt.c (lto_reissue_options): Set flag_shlib.
7046 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
7048 * target.def (function_switched_text_sections): New hook.
7049 * doc/tm.texi: Regenerated.
7050 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
7051 * final.c (default_function_switched_text_sections): New.
7052 (final_scan_insn): Call function_switched_text_sections when a
7053 mid-function section change occurs.
7054 * output.h (default_function_switched_text_sections): Declare.
7055 * config/darwin-protos.h (darwin_function_switched_text_sections):
7057 * config/darwin.c (darwin_function_switched_text_sections): New.
7058 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
7060 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
7062 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
7063 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
7064 the secondary code fragment when outputting for DWARF == 2.
7066 2011-01-07 Anatoly Sokolov <aesok@post.ru>
7068 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
7069 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
7071 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
7072 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
7074 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
7077 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
7078 when it is not empty.
7080 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
7083 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
7084 (case ${target}): Add btver1.
7085 * config/i386/driver-i386.c (host_detect_local_cpu): Let
7086 -march=native recognize btver1 processors.
7087 * config/i386/i386-c.c (ix86_target_macros_internal): Add
7088 btver1 def_and_undef
7089 * config/i386/i386.c (struct processor_costs btver1_cost): New
7091 (m_BTVER1): New definition.
7092 (m_AMD_MULTIPLE): Includes m_BTVER1.
7093 (initial_ix86_tune_features): Add btver1 tune.
7094 (processor_target_table): Add btver1 entry.
7095 (static const char *const cpu_names): Add btver1 entry.
7096 (software_prefetching_beneficial_p): Add btver1.
7097 (ix86_option_override_internal): Add btver1 instruction sets.
7098 (ix86_issue_rate): Add btver1.
7099 (ix86_adjust_cost): Add btver1.
7100 * config/i386/i386.h (TARGET_BTVER1): New definition.
7101 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
7102 (enum processor_type): Add PROCESSOR_BTVER1.
7103 * config/i386/i386.md (define_attr "cpu"): Add btver1.
7105 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7108 * config/i386/i386.c (legitimize_tls_address)
7109 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
7110 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
7111 (tls_initial_exec_64_sun): New pattern.
7113 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
7115 * doc/invoke.texi (Overall Options): Improve wording and markup
7116 of the description of -wrapper.
7118 2011-01-06 Joseph Myers <joseph@codesourcery.com>
7120 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
7121 rdynamic, threads): New Driver options.
7123 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7126 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
7127 if coming from .tdata.
7128 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
7130 2011-01-06 Jan Hubicka <jh@suse.cz>
7133 * collect2.c (main): Do not enable LTOmode when plugin is active.
7135 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7138 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
7139 --version output if supported.
7140 * configure: Regenerate.
7142 2011-01-06 Joseph Myers <joseph@codesourcery.com>
7144 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
7147 2011-01-06 Jakub Jelinek <jakub@redhat.com>
7150 * c-convert.c (convert): When converting a complex expression
7151 other than COMPLEX_EXPR to a different complex type, ensure
7152 c_save_expr is called instead of save_expr, unless in_late_binary_op.
7153 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
7154 when converting COMPLEX_TYPE.
7156 2011-01-06 Ira Rosen <irar@il.ibm.com>
7158 PR tree-optimization/47139
7159 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
7160 only the last reduction value is used outside the loop. Update
7163 2011-01-05 Joseph Myers <joseph@codesourcery.com>
7165 * config/rtems.opt: New.
7166 * config.gcc (*-*-rtems*): Use rtems.opt.
7168 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
7170 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
7171 processors do not support 3DNow instructions.
7173 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7175 * config/spu/spu.c (spu_option_override): Set parameter
7176 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
7178 2011-01-05 Jan Hubicka <jh@suse.cz>
7180 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
7181 at the command line.
7183 2011-01-05 Martin Jambor <mjambor@suse.cz>
7186 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
7187 deltas on streamed outgoing edges.
7188 (output_node_opt_summary): Output info for outgoing edges only when
7189 the node is in new parameter set.
7190 (output_cgraph_opt_summary): New parameter set, passed to the two
7191 aforementioned functions. Update its forward declaration and its
7194 2011-01-05 Tom Tromey <tromey@redhat.com>
7196 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
7197 operator to c_finish_omp_atomic.
7198 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
7199 (build_unary_op): Update.
7200 (build_modify_expr): Update.
7201 (build_asm_expr): Update.
7203 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7205 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
7206 newly inserted insns.
7208 (spu_emit_branch_hint): Likewise.
7209 (insert_hbrp_for_ilb_runout): Likewise.
7210 (spu_machine_dependent_reorg): Call df_finish_pass after
7211 schedule_insns returns.
7213 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7215 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
7217 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
7219 PR tree-optimization/47005
7220 * tree-sra.c (struct access): Add 'non_addressable' bit.
7221 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
7222 (decide_one_param_reduction): Return 0 if the parameter is passed by
7223 reference and one of the accesses in the group is non_addressable.
7225 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
7227 PR tree-optimization/47056
7228 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
7229 (mark_load): Likewise. Handle FUNCTION_DECL specially.
7230 (mark_store): Likewise. Pass STMT to ipa_record_reference.
7232 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
7234 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
7235 initializer. Skip view conversions from aggregate types.
7237 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
7240 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
7242 2011-01-04 Philipp Thomas <pth@suse.de>
7244 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
7247 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7249 * function.c (thread_prologue_and_epilogue_insns): Do not crash
7250 on empty epilogue sequences.
7252 2011-01-04 Joseph Myers <joseph@codesourcery.com>
7254 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
7255 non-static): New Driver options.
7257 2011-01-04 Jie Zhang <jie@codesourcery.com>
7260 * gcc.c (default_compilers[]): Set combinable field to 0
7261 for all assembly languages.
7263 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
7265 * config/mips/loongson3a.md: New file.
7266 * config/mips/mips.md: Include loongson3a.md.
7267 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
7270 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
7273 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
7274 instead of convert_memory_address_addr_space on the base expression.
7276 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7278 * config/spu/spu.c (spu_option_override): Update error text
7279 for bad -march= / -mtune= values.
7281 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7283 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
7284 if branch-hint optimization will be performed.
7286 2011-01-03 Jakub Jelinek <jakub@redhat.com>
7288 PR tree-optimization/47148
7289 * ipa-split.c (split_function): Convert arguments to
7290 DECL_ARG_TYPE if possible.
7292 PR tree-optimization/47155
7293 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
7296 PR rtl-optimization/47157
7297 * combine.c (try_combine): If undobuf.other_insn becomes
7298 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
7299 and set *new_direct_jump_p too.
7301 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
7303 PR tree-optimization/47021
7304 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
7306 2011-01-03 Jakub Jelinek <jakub@redhat.com>
7308 * gcc.c (process_command): Update copyright notice dates.
7309 * gcov.c (print_version): Likewise.
7310 * gcov-dump.c (print_version): Likewise.
7311 * mips-tfile.c (main): Likewise.
7312 * mips-tdump.c (main): Likewise.
7314 2011-01-03 Martin Jambor <mjambor@suse.cz>
7316 PR tree-optimization/46801
7317 * tree-sra.c (type_internals_preclude_sra_p): Check whether
7318 aggregate fields start at byte boundary instead of the bit-field flag.
7320 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
7323 * gcc.c (main): Revert revision 168407.
7325 2011-01-03 Martin Jambor <mjambor@suse.cz>
7327 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
7329 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7331 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
7332 vector optab to expand vector/scalar shift, update gimple to vector.
7334 2011-01-03 Martin Jambor <mjambor@suse.cz>
7336 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
7339 2011-01-03 Martin Jambor <mjambor@suse.cz>
7341 PR tree-optimization/46984
7342 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
7344 (cgraph_create_indirect_edge): Fixed line length.
7345 (cgraph_indirect_call_info): Declare.
7346 (cgraph_make_edge_direct) Update declaration.
7347 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
7348 (cgraph_create_indirect_edge): Use it.
7349 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
7351 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
7352 the new thunk_delta representation.
7353 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
7355 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
7356 (ipa_read_indirect_edge_info): Likewise.
7357 * lto-cgraph.c (output_edge_opt_summary): New function.
7358 (output_node_opt_summary): Call it on all outgoing edges.
7359 (input_edge_opt_summary): New function.
7360 (input_node_opt_summary): Call it on all outgoing edges.
7362 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
7365 * gcc.c (main): Don't check have_o when settting combine_inputs.
7367 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
7369 * regrename.c: Add general comment describing the pass.
7370 (struct du_head): Remove 'length' field.
7371 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
7372 (regrename_optimize): Do not sort chains. Rework comments, add others.
7373 Force renaming to the preferred class (if any) in the first pass and do
7374 not consider registers that belong to it in the second pass.
7375 (create_new_chain): Do not set 'length' field.
7376 (scan_rtx_reg): Likewise.
7378 2011-01-02 Jakub Jelinek <jakub@redhat.com>
7380 PR tree-optimization/47140
7381 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
7382 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
7385 PR rtl-optimization/47028
7386 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
7387 parm_birth_insn instead of at the beginning of first bb.
7389 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
7391 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
7392 Remove the word "see" before "@pxref".
7393 * doc/rtl.texi: Remove the word "see" before "@pxref".
7395 2011-01-01 Jan Hubicka <jh@suse.cz>
7397 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
7400 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
7403 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
7406 Copyright (C) 2011 Free Software Foundation, Inc.
7408 Copying and distribution of this file, with or without modification,
7409 are permitted in any medium without royalty provided the copyright
7410 notice and this notice are preserved.