1 2011-12-08 Jakub Jelinek <jakub@redhat.com>
4 2011-12-05 Jakub Jelinek <jakub@redhat.com>
5 Eric Botcazou <ebotcazou@adacore.com>
9 * calls.c (internal_arg_pointer_exp_state): New variable.
10 (internal_arg_pointer_based_exp_1,
11 internal_arg_pointer_exp_scan): New functions.
12 (internal_arg_pointer_based_exp): New function.
13 (mem_overlaps_already_clobbered_arg_p): Use it.
14 (expand_call): Free internal_arg_pointer_exp_state.cache vector
15 and clear internal_arg_pointer_exp_state.scan_start.
17 2011-11-30 Jakub Jelinek <jakub@redhat.com>
19 PR rtl-optimization/48721
20 * sched-deps.c (sched_analyze_insn): For SIBLING_CALL_P set
21 reg_pending_barrier to TRUE_BARRIER.
23 2011-11-26 Joern Rennecke <joern.rennecke@embecosm.com>
26 * calls.c (mem_overlaps_already_clobbered_arg_p):
27 Return false if no outgoing arguments have been stored so far.
29 2011-12-08 Eric Botcazou <ebotcazou@adacore.com>
31 PR tree-optimization/51315
32 * tree-sra.c (tree_non_mode_aligned_mem_p): Rename to...
33 (tree_non_aligned_mem_p): ...this. Add ALIGN parameter. Look into
34 MEM_REFs and use get_object_or_type_alignment for them.
35 (build_accesses_from_assign): Adjust for above change.
36 (access_precludes_ipa_sra_p): Likewise.
38 2011-12-06 Martin Jambor <mjambor@suse.cz>
40 Backport from mainline:
42 2011-12-02 Martin Jambor <mjambor@suse.cz>
44 PR tree-optimization/50622
45 * tree-sra.c (load_assign_lhs_subreplacements): Force gimple operand
46 if both lacc and racc are grp_partial_lhs.
48 2011-12-06 Iain Sandoe <iains@gcc.gnu.org>
50 * config/rs6000/rs6000.c (darwin_rs6000_override_options): Initialize
53 2011-12-06 Alan Modra <amodra@gmail.com>
56 * config/rs6000/rs6000.c (rs6000_emit_prologue <TARGET_SPE_ABI>):
57 Do not mark r11 setup as frame-related. Pass correct offset to
58 rs6000_emit_savres_rtx. Correct out-of-line rs6000_frame_related
59 arguments. Correct sp_offset. Remove "offset" fudge from
60 in-line rs6000_frame_related call. Rename misleading variable.
61 Fix comments and whitespace. Tidy some expressions.
62 (rs6000_emit_epilogue <TARGET_SPE_ABI>): Always set frame_reg_rtx
63 to r11 in out-of-line case. Correct sp_offset. Pass correct
64 offset to rs6000_emit_savres_rtx. Rename misleading variable.
65 Fix comments and whitespace. Tidy some expressions.
66 (rs6000_emit_epilogue <non-TARGET_SPE_ABI>): Add sp_offset
67 adjustment when !saving_GPRs_inline. Correct register mode
68 used in address calcs.
69 (rs6000_emit_epilogue <non-TARGET_SPE_ABI>): Similarly when
70 !restoring_GPRs_inline.
72 2011-12-04 Jérémie Detrey <Jeremie.Detrey@loria.fr>
75 * config/i386/avxintrin.h (_mm256_insert_epi64): Declare second
76 parameter as long long.
78 2011-12-02 Georg-Johann Lay <avr@gjlay.de>
82 * config/avr/libgcc.S (__prologue_saves__, __epilogue_restores__):
83 Enclose parts using __SP_H__ in !defined (__AVR_HAVE_8BIT_SP__).
85 * config/avr/avr.md (movhi_sp_r_irq_off, movhi_sp_r_irq_on): Set
86 insn condition to !AVR_HAVE_8BIT_SP.
87 * config/avr/avr.c (output_movhi): "clr%B0" instead of "in
88 %B0,__SP_H__" if AVR_HAVE_8BIT_SP.
89 (avr_file_start): Only print "__SP_H__ = 0x3e" if !AVR_HAVE_8BIT_SP.
90 * config/avr/avr-devices.c (avr_mcu_types): ATtiny4313 and
91 AT86RF401 have a 16-bit SP (their manual is bogus).
93 2011-11-25 Richard Sandiford <richard.sandiford@linaro.org>
95 Backport from mainline:
97 2011-03-29 Richard Sandiford <richard.sandiford@linaro.org>
100 * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
101 (cached_dw_loc_list_def): New structure.
102 (cached_dw_loc_list): New typedef.
103 (cached_dw_loc_list_table): New variable.
104 (cached_dw_loc_list_table_hash): New function.
105 (cached_dw_loc_list_table_eq): Likewise.
106 (add_location_or_const_value_attribute): Take a bool cache_p.
107 Cache the list when the parameter is true.
108 (gen_formal_parameter_die): Update caller.
109 (gen_variable_die): Likewise.
110 (dwarf2out_finish): Likewise.
111 (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
112 while generating debug info for the decl.
113 (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
114 (dwarf2out_init): Initialize cached_dw_loc_list_table.
115 (resolve_addr): Cache the result of resolving a chain of
118 2011-11-24 Enkovich Ilya <ilya.enkovich@intel.com>
121 * i386.c (distance_non_agu_define): Fix insn attr check.
123 2011-11-20 Andreas Tobler <andreast@fgznet.ch>
125 * configure: Regenerate.
127 2011-11-19 Eric Botcazou <ebotcazou@adacore.com>
129 PR rtl-optimization/51187
130 * reorg.c (relax_delay_slots): Do not consider a jump useless if there
131 is a barrier between the jump and its target label.
133 2011-11-19 Richard Earnshaw <rearnsha@arm.com>
136 * config/arm/arm.c (neon_disambiguate_copy): Correctly handle partial
137 overlap of src and dest operands.
139 2011-11-18 Iain Sandoe <iains@gcc.gnu.org>
142 * configure.ac: Remove ranlib special-casing for Darwin.
143 * configure: Regenerate.
145 2011-11-16 Richard Earnshaw <rearnsha@arm.com>
146 Bernd Schmidt <bernds@coudesourcery.com>
147 Sebastian Huber <sebastian.huber@embedded-brains.de>
150 * config/arm/arm.c (store_multiple_sequence): Avoid cases where
151 the base reg is stored iff compiling for Thumb1.
153 2011-11-13 Iain Sandoe <iains@gcc.gnu.org>
156 Backport from mainline r180523
157 * config/darwin.c (top level): Amend comments concerning LTO output.
158 (lto_section_num): New variable. (darwin_lto_section_e): New GTY.
159 (LTO_SECTS_SECTION, LTO_INDEX_SECTION): New.
160 (LTO_NAMES_SECTION): Rename.
161 (darwin_asm_named_section): Record LTO section counts and switches
162 in a vec of darwin_lto_section_e.
163 (darwin_file_start): Remove unused code.
164 (darwin_file_end): Put an LTO section termination label. Handle
165 output of the wrapped LTO sections, index and names table.
167 2011-11-12 Iain Sandoe <iains@gcc.gnu.org>
170 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
171 Only expand a symbol ref. into an access when the entity is defined
174 2011-11-10 Jakub Jelinek <jakub@redhat.com>
177 * tree-object-size.c (addr_object_size): Check TREE_CODE of
178 MEM_REF's operand rather than code of the MEM_REF itself.
180 2011-11-07 Alan Modra <amodra@gmail.com>
183 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Always emit
186 2011-11-04 Eric Botcazou <ebotcazou@adacore.com>
189 * c-parser.c (c_parser_postfix_expression) <RID_OFFSETOF>: Adjust call
191 * c-typeck.c (build_unary_op) <ADDR_EXPR>: Call fold_offsetof_1.
193 2011-11-04 Eric Botcazou <ebotcazou@adacore.com>
196 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=v8.
198 2011-11-03 Uros Bizjak <ubizjak@gmail.com>
200 * config/i386/i386.md (lround<X87MODEF:mode><SWI248x:mode>2,
201 rint<mode>2, floor<mode>2, lfloor<MODEF:mode><SWI48:mode>2,
202 btrunc<mode>2, lwp_lwpval<mode>3): Use operands[N] instead of operandN.
204 2011-11-02 Eric Botcazou <ebotcazou@adacore.com>
207 * config/sparc/sparc.md (movsf_insn): Reindent constraints.
208 (movsf_insn_no_fpu): Likewise.
209 (movdf_insn_sp32): Likewise.
210 (movdf_insn_sp32_no_fpu): Likewise.
211 (movdf_insn_sp32_v9): Likewise. Remove redundant GY constraint.
212 (movdf_insn_sp32_v9_no_fpu): Likewise.
213 (movdf_insn_sp64): Likewise.
214 (movdf_insn_sp64_no_fpu): Likewise.
215 (movtf_insn_sp32): Likewise.
216 (movtf_insn_sp32_no_fpu): Likewise.
217 (movtf_insn_sp64): Likewise.
218 (movtf_insn_sp64_hq): Likewise.
219 (movtf_insn_sp64_no_fpu): Likewise.
221 2011-11-02 Bernd Schmidt <bernds@codesourcery.com>
223 * cfgcleanup.c (try_head_merge_bb): If get_condition returns
224 NULL for a jump that is a cc0 insn, pick the previous insn for
227 2011-11-01 Uros Bizjak <ubizjak@gmail.com>
229 * config/i386/i386.md (splitters for int-float conversion): Use
230 SUBREG_REG on SUBREGs in splitter constraints.
232 2011-11-01 Julian Brown <julian@codesourcery.com>
234 PR rtl-optimization/47918
235 * reload1.c (set_initial_label_offsets): Use initial offsets
236 for labels on the nonlocal_goto_handler_labels chain.
238 2011-10-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
241 * config/pa/pa.c (emit_move_sequence): Legitimize TLS symbol references.
242 * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Return false for
243 TLS_MODEL_GLOBAL_DYNAMIC and TLS_MODEL_LOCAL_DYNAMIC symbol references.
245 2011-10-27 Uros Bizjak <ubizjak@gmail.com>
248 * config/i386/sse.md (*avx_unpcklpd256): Remove extra insn
249 constraints. Change alternative 1 to "x,m,1".
251 2011-10-26 Jakub Jelinek <jakub@redhat.com>
253 * BASE-VER: Set to 4.6.3.
254 * DEV-PHASE: Set to prerelease.
256 2011-10-26 Release Manager
258 * GCC 4.6.2 released.
260 2011-10-25 Kai Tietz <ktietz@redhat.com>
262 * config/i386/mingw32.h (SUBTARGET_FRAME_POINTER_REQUIRED):
263 Use for 32-bit frame-pointer, if setjmp is used.
265 2011-10-24 Jakub Jelinek <jakub@redhat.com>
268 * dwarf2out.c (dwarf2out_source_line): Emit discriminators only if
269 -gdwarf-4 or not -gstrict-dwarf.
271 2011-10-24 Georg-Johann Lay <avr@gjlay.de>
274 Backport from mainline r180385
275 * doc/extend.texi (Declaring Attributes of Functions):
276 Document OS_main and OS_task attributes.
277 (Specifying Attributes of Variables): Move up
278 subsection "AVR Variable Attributes" as of alphabetical order.
280 2011-10-24 Georg-Johann Lay <avr@gjlay.de>
283 * doc/invoke.texi (AVR Options): New subsubsection to explain EIND
284 handling and indirect jump/calls on devices > 128k.
286 2011-10-23 Uros Bizjak <ubizjak@gmail.com>
289 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
290 Remove (match_dup 0).
292 2011-10-21 Georg-Johann Lay <avr@gjlay.de>
295 Backport from Mainline r180299.
296 * config/avr/libgcc.S (__EIND__): New define to 0x3C.
297 (__tablejump__): Consistently use EIND for indirect jump/call.
298 (__tablejump_elpm__): Ditto.
300 2011-10-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
303 Backport from mainline.
304 2011-10-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
306 * config/arm/arm.c (thumb_unexpanded_epilogue): Handle return
309 2011-10-19 Jakub Jelinek <jakub@redhat.com>
311 * dwarf2out.c (loc_descriptor): For SUBREG pass SUBREG_REG's mode as
312 second argument instead of mode.
315 Backport from mainline
316 2011-09-27 Richard Sandiford <rdsandiford@googlemail.com>
320 * tree-sra.c (build_ref_for_model): Use the type of the field as
321 the type of the COMPONENT_REF.
323 2011-10-18 Uros Bizjak <ubizjak@gmail.com>
324 Eric Botcazou <ebotcazou@adacore.com>
327 * config/alpha/linux-unwind.h (alpha_fallback_frame_state): Set
328 fs->signal_frame to 1.
330 2011-10-14 Richard Guenther <rguenther@suse.de>
332 Backport from mainline
333 2011-10-14 Richard Guenther <rguenther@suse.de>
335 PR tree-optimization/50723
336 * ipa-split.c (split_function): Use GSI_CONTINUE_LINKING.
338 2011-10-13 Richard Guenther <rguenther@suse.de>
340 PR tree-optimization/50712
341 * ipa-split.c (split_function): Always re-gimplify parameters
342 when they are not gimple vals before passing them. Properly
343 check for type compatibility.
345 2011-10-13 Eric Botcazou <ebotcazou@adacore.com>
347 * doc/invoke.texi (SPARC options): Document -mfix-at697f.
348 * config/sparc/sparc.opt (mfix-at697f): New option.
349 * config/sparc/sparc.c (TARGET_MACHINE_DEPENDENT_REORG): Define.
350 (sparc_reorg): New function.
352 2011-10-12 Steve Ellcey <sje@cup.hp.com>
355 Backport from Mainline 179472.
356 * configure.ac (gcc_cv_ld_static_dynamic): Define for *-*-hpux*.
357 (gcc_cv_ld_static_option): Ditto.
358 (gcc_cv_ld_dynamic_option): Ditto.
359 * configure: Regenerate.
361 2011-10-12 Paul Koning <pkoning@gcc.gnu.org>
363 PR tree-optimization/50189
364 * tree-vrp.c (extract_range_from_assert): Use the type of
365 the variable, not the limit.
367 2011-10-12 Richard Guenther <rguenther@suse.de>
369 PR tree-optimization/50700
370 * tree-object-size.c (addr_object_size): Simplify and treat
371 MEM_REF bases consistently.
373 2011-10-12 Joseph Myers <joseph@codesourcery.com>
376 * convert.c (convert_to_integer): Do not narrow operands of
379 2011-10-11 Eric Botcazou <ebotcazou@adacore.com>
382 * config/sparc/sparc.md (mov<I:mode>cc): Do not save comparison code.
383 (mov<F:mode>cc): Likewise.
385 2011-10-11 Nick Clifton <nickc@redhat.com>
388 * compare-elim.c (find_comparisons_in_bb): Use df_get_live_in and
389 df_get_live_out instead of accessing the bitmaps directly.
390 (execute_compare_elim_after_reload): Remove calls to df_set_flags,
391 df_live_add_problem and df_analyze.
393 2011-10-10 Georg-Johann Lay <avr@gjlay.de>
396 Backport from Mainline r179737.
397 * config/avr/avr-devices.c (avr_mcu_types): Set
398 .data_section_start of atmega164a to 0x100.
400 2011-10-07 Bernd Schmidt <bernds@codesourcery.com>
403 * config/arm/arm.md (arm_subsi3_insn): Lose the last alternative.
405 2011-10-06 Jakub Jelinek <jakub@redhat.com>
407 * tree.h (avoid_folding_inline_builtin): New prototype.
408 * builtins.c (avoid_folding_inline_builtin): No longer static.
409 * gimple-fold.c (gimple_fold_builtin): Give up if
410 avoid_folding_inline_builtin returns true.
412 PR tree-optimization/49279
413 * tree-ssa-structalias.c (find_func_aliases): Don't handle
416 2011-10-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
418 * longlong.h (smul_ppmm, sdiv_qrnnd): Add underscores to the local
419 variables. Fix second operand of DR. Swap inputs for sdiv_qrnnd.
421 2011-10-03 Jakub Jelinek <jakub@redhat.com>
422 Ian Lance Taylor <iant@google.com>
424 * godump.c (go_output_typedef): Support printing enum values that
425 don't fit in a signed HOST_WIDE_INT.
427 2011-09-30 Jakub Jelinek <jakub@redhat.com>
430 * gimple-fold.c (fold_stmt_1) <case GIMPLE_ASM>: If
431 input constraints allow mem and not reg, pass true instead of
432 false as second argument to maybe_fold_reference.
434 2011-09-30 Jakub Jelinek <jakub@redhat.com>
435 Richard Guenther <rguenther@suse.de>
437 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Fix
438 handling of BUILT_IN_STRNCAT.
439 (ref_maybe_used_by_call_p_1): Fix handling of BUILT_IN_STRCAT,
440 and BUILT_IN_STRNCAT.
442 2011-09-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
444 * graphite-scop-detection.c (make_close_phi_nodes_unique): New
446 (remove_duplicate_close_phi): Detect and repair creation of
447 duplicate close-phis for a containing loop.
449 2011-09-26 Richard Guenther <rguenther@suse.de>
451 PR tree-optimization/50472
452 * tree-ssa-ccp.c (fold_const_aggregate_ref): Do not fold
455 2011-09-25 Ira Rosen <ira.rosen@linaro.org>
457 PR tree-optimization/50413
458 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail to vectorize
459 a basic block if one of its data-refs can't be analyzed.
461 2011-09-25 Ira Rosen <ira.rosen@linaro.org>
463 PR tree-optimization/50412
464 * tree-vect-data-refs.c (vect_analyze_group_access): Fail for
465 accesses that require epilogue loop if vectorizing outer loop.
467 2011-09-22 Uros Bizjak <ubizjak@gmail.com>
470 * config/i386/sse.md (xop_pcmov_<mode>): Change operand 1 predicate
471 to register_operand and operand 2 predicate to nonimmediate_operand.
472 (xop_pcmov_<mode>256): Ditto.
473 * config/i386/i386.c (ix86_expand_sse_movcc): When generating
474 xop_pcmov, force op_true to register. Also, force op_false to
475 register if it doesn't satisfy nonimmediate_operand predicate.
477 2011-09-19 Alan Modra <amodra@gmail.com>
478 Michael Meissner <meissner@linux.vnet.ibm.com>
481 * config/rs6000/rs6000.md (call_indirect_aix32): Do not split the
482 load of the indirect function's TOC from the call to prevent the
483 compiler from moving the load of the new TOC above code that
484 references the current function's TOC.
485 (call_indirect_aix64): Ditto.
486 (call_value_indirect_aix32): Ditto.
487 (call_value_indirect_aix64): Ditto.
488 (call_indirect_nonlocal_aix32_internal): Ditto.
489 (call_indirect_nonlocal_aix32): Ditto.
490 (call_indirect_nonlocal_aix64_internal): Ditto.
491 (call_indirect_nonlocal_aix64): Ditto.
492 (call_value_indirect_nonlocal_aix32_internal): Ditto.
493 (call_value_indirect_nonlocal_aix32): Ditto.
494 (call_value_indirect_nonlocal_aix64_internal): Ditto.
495 (call_value_indirect_nonlocal_aix64): Ditto.
497 2011-09-19 Martin Jambor <mjambor@suse.cz>
500 * ipa-split.c (split_function): Do not change signature if it is
501 not possible or there are attribute types.
503 2011-09-18 Eric Botcazou <ebotcazou@adacore.com>
504 Iain Sandoe <developer@sandoe-acoustics.co.uk>
507 * config/rs6000/rs6000.md (probe_stack): Use explicit operand.
508 * config/rs6000/rs6000.c (output_probe_stack_range): Likewise.
510 2011-09-14 Diego Novillo <dnovillo@google.com>
512 * tree-vect-stmts.c (vect_transform_stmt): Remove unused
513 local variable ORIG_SCALAR_STMT.
515 2011-09-08 Martin Jambor <mjambor@suse.cz>
517 Backport from mainline
518 2011-09-07 Martin Jambor <mjambor@suse.cz>
520 PR tree-optimization/49911
521 * tree-sra.c (analyze_access_subtree): Change type of to-be-replaced
522 enumerations to the corresponding plain integer type.
524 2011-09-08 Richard Guenther <rguenther@suse.de>
526 Backport from mainline
527 2011-07-04 Richard Guenther <rguenther@suse.de>
529 PR tree-optimization/49518
530 PR tree-optimization/49628
531 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Skip
532 irrelevant data-references.
534 2011-09-08 Richard Guenther <rguenther@suse.de>
536 Backport from mainline
537 2011-08-23 Richard Guenther <rguenther@suse.de>
539 PR tree-optimization/50162
540 * tree-vect-stmts.c (vectorizable_call): Fix argument lookup.
542 2011-09-08 Richard Guenther <rguenther@suse.de>
544 Backport from mainline
545 2011-05-05 Michael Matz <matz@suse.de>
547 * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
548 * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
549 * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
550 * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
551 * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
552 * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
553 * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
554 * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
555 * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
556 * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
557 * config/i386/linux.h (ENDFILE_SPEC): Add Ofast.
558 * config/i386/linux64.h (ENDFILE_SPEC): Add Ofast.
559 * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
560 * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
561 * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
562 * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
564 2011-09-08 Eric Botcazou <ebotcazou@adacore.com>
565 Iain Sandoe <iains@gcc.gnu.org>
567 Backport from mainline (restore powerpc-darwin Ada bootstrap).
568 * config/rs6000/rs6000.c (compute_save_world_info): Test
569 cfun->has_nonlocal_label to determine if the out-of-line save
570 world call may be used.
572 2011-09-08 Jakub Jelinek <jakub@redhat.com>
575 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Return
576 code early if TARGET_AVX.
577 (ix86_expand_fp_vcond): Handle LTGT and UNEQ.
579 2011-09-06 Martin Jambor <mjambor@suse.cz>
582 2011-09-02 Martin Jambor <mjambor@suse.cz>
584 * ipa-split.c (split_function): Do not skip any arguments if
585 can_change_signature is set or there are function type attributes.
587 2011-09-05 Georg-Johann Lay <avr@gjlay.de>
590 Backport from mainline r178528
591 * config/avr/avr.c (sequent_regs_live): Don't recognize sequences
592 that contain global register variable.
594 2011-09-02 Martin Jambor <mjambor@suse.cz>
597 * ipa-split.c (split_function): Do not skip any arguments if
598 can_change_signature is set or there are function type attributes.
600 2011-09-01 Ira Rosen <ira.rosen@linaro.org>
602 PR tree-optimization/50178
603 * tree-vect-stmts.c (vectorizable_call): Update the related
604 pattern statement before deleting the original call.
605 (vect_transform_stmt): Don't expect the related pattern statement
606 to match the original statement after transformation.
608 2011-08-29 Richard Guenther <rguenther@suse.de>
611 * varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF].
613 2011-08-27 Uros Bizjak <ubizjak@gmail.com>
615 * config/i386/sse.md (vec_extract_lo_<mode>): Prevent both
617 (vec_extract_lo_v16hi): Ditto.
618 (*vec_extract_v4sf_mem): Add TARGET_SSE insn constraint.
619 * config/i386/i386.c (legitimize_tls_address): Change REG_EQIV
622 2011-08-27 Uros Bizjak <ubizjak@gmail.com>
625 * config/i386/sse.md (sse4_2_pcmpestr): Emit NOTE_INSN_DELETED note
626 when all outputs are unused.
627 (sse4_2_pcmpistr): Ditto.
629 2011-08-26 Jakub Jelinek <jakub@redhat.com>
632 * c-typeck.c (c_process_expr_stmt): Skip over nops and
633 call mark_exp_read even if exprv is ADDR_EXPR.
635 2011-08-20 Jakub Jelinek <jakub@redhat.com>
637 PR tree-optimization/48739
638 * tree-ssa.c: Include cfgloop.h.
639 (execute_update_addresses_taken): When updating ssa, if in
640 loop closed SSA form, call rewrite_into_loop_closed_ssa instead of
642 * Makefile.in (tree-ssa.o): Depend on $(CFGLOOP_H).
644 2011-08-18 Jakub Jelinek <jakub@redhat.com>
647 * config/i386/i386.c (assign_386_stack_local): Call validize_mem
648 on the result before returning it.
650 2011-08-16 Liang Wang <lwang1@marvell.com>
652 * ggc.h (ggc_alloc_rtvec_sized): Change arguments of
653 ggc_alloc_zone_vec_rtvec_def.
655 2011-08-12 Nick Clifton <nickc@redhat.com>
657 * builtins.c (expand_builtin_memcmp): Do not use cmpstrnsi
659 * doc/md.texi (cmpstrn): Note that the comparison stops if both
660 fetched bytes are zero.
662 (cmpmem): Note that the comparison does not stop if both of the
663 fetched bytes are zero.
665 2011-08-11 Kazuhiro Inaoka <kazuhiro.inaoka.ud@renesas.com>
667 * config/rx/rx.md (movsicc): Allow register to register
669 (*movsicc): Likewise.
670 (*stcc): Restrict this pattern to EQ and NE compares.
671 (*stcc_reg): New pattern. Works for any comparison but only for
674 2011-08-10 DJ Delorie <dj@redhat.com>
676 * expr.c (expand_expr_addr_expr_1): Detect a user request for
677 a local frame in a naked function, and produce a suitable
678 error for that specific case.
680 2011-08-09 Martin Jambor <mjambor@suse.cz>
683 * tree-sra.c (access_precludes_ipa_sra_p): Also check access
686 2011-08-09 Nick Clifton <nickc@redhat.com>
688 * config/rx/rx.md: Disable extender peepholes at -O3.
690 2011-08-06 Uros Bizjak <ubizjak@gmail.com>
693 * config/alpha/alpha.c (alpha_instantiate_decls): New function.
694 (TARGET_INSTANTIATE_DECLS): New define.
696 2011-08-05 H.J. Lu <hongjiu.lu@intel.com>
698 Backport from mainline
699 2011-08-05 H.J. Lu <hongjiu.lu@intel.com>
701 * config/i386/i386.c (processor_alias_table): Add core-avx-i.
703 * doc/invoke.texi: Document core-avx-i.
705 2011-08-03 Jakub Jelinek <jakub@redhat.com>
707 PR tree-optimization/49948
708 * gimple.c (walk_stmt_load_store_addr_ops): Walk CONSTRUCTOR elements.
710 2011-08-02 Uros Bizjak <ubizjak@gmail.com>
712 * doc/md.texi (stack_protect_set): The pattern moves ptr_mode value.
713 (stack_protect_test): The pattern compares ptr_mode value.
715 2011-07-31 Uros Bizjak <ubizjak@gmail.com>
718 * config/i386/i386.md (strset): Do not expand strset_singleop
719 when %eax or $edi are fixed.
720 (*strsetdi_rex_1): Disable when %eax or %edi are fixed.
721 (*strsetsi_1): Ditto.
722 (*strsethi_1): Ditto.
723 (*strsetqi_1): Ditto.
724 (*rep_stosdi_rex64): Disable when %eax, %ecx or %edi are fixed.
725 (*rep_stossi): Ditto.
726 (*rep_stosqi): Ditto.
727 (*strlenqi_1): Ditto.
728 (cmpstrnsi): Also fail when %ecx is fixed.
729 (*cmpstrnqi_nz_1): Disable when %ecx, %esi or %edi are fixed.
730 (*cmpstrnqi_1): Ditto.
731 (*strmovdi_rex_1): Disable when %esi or %edi are fixed.
732 (*strmovsi_1): Ditto.
733 (*strmovhi_1): Ditto.
734 (*strmovqi_1): Ditto.
735 (*rep_movdi_rex64): Disable when %ecx, %esi or %edi are fixed.
739 2011-07-31 Mikael Pettersson <mikpe@it.uu.se>
742 * config/m68k/m68k.c (m68k_override_options_after_change): New function.
743 Disable instruction scheduling for non-ColdFire targets.
744 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define.
746 2011-07-29 Jakub Jelinek <jakub@redhat.com>
750 * omp-low.c (use_pointer_for_field): If disallowing copy-in/out
751 in nested parallel and outer is a gimple_reg, mark it as addressable
752 and set its bit in task_shared_vars bitmap too.
754 2011-07-29 Wei Guozhi <carrot@google.com>
756 Backport from mainline
757 2011-07-29 Wei Guozhi <carrot@google.com>
759 PR rtl-optimization/49799
760 * combine.c (make_compound_operation): Check if the bit field is valid
761 before change it to bit field extraction.
763 2011-07-28 Jakub Jelinek <jakub@redhat.com>
766 * dwarf2out.c (size_of_die, value_format, output_die): Use
767 DW_FORM_udata instead of DW_FORM_data[48] for
768 dw_val_class_unsigned_const DW_AT_data_member_location for DWARF 3.
770 2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
772 Backport from mainline
773 2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
776 * config/i386/i386.md (strlen<mode>): Replace SWI48x with P.
778 2011-07-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
780 Backport from mainline:
781 2011-07-26 Martin Jambor <mjambor@suse.cz>
783 * tree-sra.c (tree_non_mode_aligned_mem_p): Strip conversions and
784 return false for invariants.
786 2011-07-27 Jakub Jelinek <jakub@redhat.com>
789 * config/i386/i386.md (*call_pop_1_vzeroupper, *call_pop_1,
790 *sibcall_pop_1_vzeroupper, *sibcall_pop_1, *call_1_vzeroupper,
791 *call_1, *sibcall_1_vzeroupper, *sibcall_1, *call_1_rex64_vzeroupper,
792 *call_1_rex64, *call_1_rex64_ms_sysv_vzeroupper,
793 *call_1_rex64_ms_sysv, *sibcall_1_rex64_vzeroupper,
794 *sibcall_1_rex64, *call_value_pop_1_vzeroupper,
795 *call_value_pop_1, *sibcall_value_pop_1_vzeroupper,
796 *sibcall_value_pop_1, *call_value_1_vzeroupper,
797 *call_value_1, *sibcall_value_1_vzeroupper,
798 *sibcall_value_1, *call_value_1_rex64_vzeroupper,
799 *call_value_1_rex64, *call_value_1_rex64_ms_sysv_vzeroupper,
800 *call_value_1_rex64_ms_sysv, *sibcall_value_1_rex64_vzeroupper,
801 *sibcall_value_1_rex64): Use z constraint instead of s constraint.
803 Backport from mainline
804 2011-05-16 Uros Bizjak <ubizjak@gmail.com>
806 * config/i386/constraints.md (z): New constraint.
808 2011-07-25 Andrew Pinski <apinski@cavium.com>
811 * tree-inline.c (remap_gimple_op_r): Copy TREE_THIS_VOLATILE and
812 TREE_THIS_NOTRAP into the inner most MEM_REF.
813 Always copy TREE_THIS_VOLATILE.
814 * tree-sra.c (ptr_parm_has_direct_uses): Check that the lhs, rhs and
815 arguments are not volatile references.
817 2011-07-25 Georg-Johann Lay <avr@gjlay.de>
820 Backport from mainline r176756
821 2011-07-25 Georg-Johann Lay
822 * config/avr/avr.c (out_shift_with_cnt): Use tmp_reg as
823 shift counter for x << x and x >> x shifts.
825 2011-07-22 Uros Bizjak <ubizjak@gmail.com>
827 * config.gcc (x86_64-*-linux*): Set
828 default_gnu_indirect_function to yes.
830 2011-07-22 Richard Guenther <rguenther@suse.de>
832 PR tree-optimization/45819
833 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
834 preserve volatile and notrap flags.
836 2011-07-21 Uros Bizjak <ubizjak@gmail.com>
838 Backport from mainline
839 2011-07-04 Uros Bizjak <ubizjak@gmail.com>
842 * config/i386/i386.md (SSE2 int->float split): Push operand 1 in
843 general register to memory for !TARGET_INTER_UNIT_MOVES.
845 2011-07-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
847 * config/s390/s390.c (s390_class_max_nregs): Fix return type.
848 * config/s390/s390-protos.h (s390_class_max_nregs): Likewise.
850 2011-07-19 Jakub Jelinek <jakub@redhat.com>
852 PR tree-optimization/49768
853 * tree-ssa-ccp.c (fold_nonarray_ctor_reference): Return NULL
854 if offset is smaller than bitoffset, but offset+size is bigger
857 2011-07-18 Jakub Jelinek <jakub@redhat.com>
860 * tree.c (build_common_builtin_nodes): Register
861 __builtin_return_address, __cyg_profile_func_enter
862 and __cyg_profile_func_exit.
864 2011-07-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
866 * config.gcc: Obsolete i[3456x]86-*-netware*.
868 2011-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
872 2010-12-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
874 * config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean
877 2011-07-17 Eric Botcazou <ebotcazou@adacore.com>
880 * tree.c (walk_tree_1) <DECL_EXPR>: Do not walk a pointed-to type.
882 2011-07-16 Eric Botcazou <ebotcazou@adacore.com>
884 PR tree-optimization/49725
885 Backport from mainline
886 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
888 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
889 a zero minimum index only if it is redundant.
891 2011-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
894 * config/pa/pa.md (casesi): Use gen_int_mode instead of GEN_INT.
896 2011-07-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
898 Backport from mainline:
899 2011-07-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
901 * config/spu/spu.c (TARGET_ASM_FILE_START): Do not define.
902 (asm_file_start): Remove.
903 (spu_machine_dependent_reorg): Call compute_bb_for_insn and
904 free_bb_for_insn around code that modifies insns before
905 restarting df analysis.
907 2011-07-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
909 Backport from mainline:
910 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
913 * config/sol2.h (LIB_SPEC): Simplify.
914 Move LIB_THREAD_LDFLAGS_SPEC ...
915 (LINK_SPEC): ... here.
917 2011-07-14 James Greenhalgh <james.greenhalgh@arm.com>
919 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add __ARM_FEATURE_DSP.
921 2011-07-14 Andrew Pinski <pinskia@gmail.com>
924 * tree-mudflap.c (mf_xform_derefs_1 <case MEM_REF>):
925 Use fold_build2_loc instead of build2.
926 Use the correct type for the new tree.
928 2011-07-14 Georg-Johann Lay <avr@gjlay.de>
931 Backport from mainline r176276
932 2011-07-14 Georg-Johann Lay
933 * config/avr/avr.md (rotl<mode>3): Generate SCRATCH instead
935 (*rotw<mode>): Use const_int_operand for operand2.
936 Use match_scatch for operand3.
938 * config/avr/avr.c (avr_rotate_bytes): Treat SCRATCH.
940 2011-07-14 Richard Guenther <rguenther@suse.de>
942 PR tree-optimization/49651
943 * tree-ssa-structalias.c (get_constraint_for_1): Properly
944 handle dereferences with subvariables.
946 2011-07-11 Martin Jambor <mjambor@suse.cz>
948 PR tree-optimization/49094
949 * tree-sra.c (tree_non_mode_aligned_mem_p): New function.
950 (build_accesses_from_assign): Use it.
952 2011-07-11 Georg-Johann Lay <avr@gjlay.de>
955 Backport from mainline r176141
956 2011-07-11 Georg-Johann Lay
957 * config/avr/avr.c (notice_update_cc): For ashiftrt:QI, only
958 offsets 1..5 set cc0 in a usable way.
960 2011-07-08 Jakub Jelinek <jakub@redhat.com>
963 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Use
964 CONST0_RTX (dest_mode) instead of const0_rtx as second operand
966 * config/rs6000/vector.md (vector_select_<mode>,
967 vector_select_<mode>_uns): Change second operand of NE to
968 CONST0_RTX (<MODE>mode) instead of const0_rtx.
969 * config/rs6000/altivec.md (*altivec_vsel<mode>,
970 *altivec_vsel<mode>_uns): Expect second operand of NE to be
971 zero_constant of the corresponding vector mode.
972 * config/rs6000/vsx.md (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns):
975 2011-07-08 Georg-Johann Lay <avr@gjlay.de>
978 Backport from mainline SVN 176053.
979 2011-07-08 Georg-Johann Lay <avr@gjlay.de>
980 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
981 In particular, allow 8-bit values in r28 and r29.
982 (avr_hard_regno_scratch_ok): Disallow any register that might be
983 part of the frame pointer.
984 (avr_hard_regno_rename_ok): Same.
985 (avr_legitimate_address_p): Don't allow SUBREGs.
987 2011-07-07 Eric Botcazou <ebotcazou@adacore.com>
990 * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Add
991 MASK_V8PLUS, remove commented out flag and reorder.
993 Backport from mainline
994 2011-06-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
996 * config/sparc/sol2-64.h (TARGET_DEFAULT): Remove.
997 (TARGET_64BIT_DEFAULT): Define.
998 * config.gcc (sparc*-*-solaris2*): Move sparc/sol2-64.h to front
1000 * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Define.
1002 2011-07-07 Jakub Jelinek <jakub@redhat.com>
1005 * c-typeck.c (build_binary_op): For MULT_EXPR and TRUNC_DIV_EXPR with
1006 one non-complex and one complex argument, call c_save_expr on both
1010 * df-problems.c (dead_debug_reset): Remove dead_debug_uses
1011 referencing debug insns that have been reset.
1012 (dead_debug_insert_before): Don't assert reg is non-NULL,
1013 instead return immediately if it is NULL.
1016 * gimplify.c (gimplify_compound_lval): For last 2 ARRAY_*REF
1017 operands and last COMPONENT_REF operand call gimplify_expr on it
1020 2011-07-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1022 Backport from mainline.
1023 2011-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1026 * config/arm/predicates.md (add_operator): New.
1027 * config/arm/arm.md ("*arith_shiftsi"): Fix for SP reg usage
1030 2011-07-05 Jakub Jelinek <jakub@redhat.com>
1032 PR tree-optimization/49618
1033 * tree-eh.c (tree_could_trap_p) <case FUNCTION_DECL, case VAR_DECL>:
1034 For DECL_WEAK decls return true.
1036 2011-07-04 Jakub Jelinek <jakub@redhat.com>
1038 PR rtl-optimization/49619
1039 * combine.c (combine_simplify_rtx): In PLUS -> IOR simplification
1040 pass VOIDmode as op0_mode to recursive call.
1042 PR rtl-optimization/49472
1043 * simplify-rtx.c (simplify_unary_operation_1) <case NEG>: When
1044 negating MULT, negate the second operand instead of first.
1045 (simplify_binary_operation_1) <case MULT>: If one operand is
1046 a NEG and the other is MULT, don't attempt to optimize by
1047 negation of the MULT operand if it only moves the NEG operation
1050 Backported from mainline
1051 2011-06-06 Jakub Jelinek <jakub@redhat.com>
1054 * dwarf2out.c (native_encode_initializer): Decrement count in each
1057 2011-07-04 Georg-Johann Lay <avr@gjlay.de>
1059 Backport from mainline
1060 2011-07-04 Georg-Johann Lay <avr@gjlay.de>
1063 * config/avr/avr.c (avr_insert_attributes): Use TYPE_READONLY
1064 instead of TREE_READONLY.
1066 2011-07-04 Richard Guenther <rguenther@suse.de>
1068 PR tree-optimization/49615
1069 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Fix
1070 basic-block index check.
1072 2011-06-30 Eric Botcazou <ebotcazou@adacore.com>
1074 PR tree-optimization/49572
1075 * tree-ssa-dom.c (initialize_hash_element) <GIMPLE_SINGLE_RHS>: Use the
1076 type of the RHS instead of that of the LHS for the expression type.
1078 2011-06-30 Georg-Johann Lay <avr@gjlay.de>
1080 Backport from mainline
1082 (avr_section_type_flags): For data in ".progmem.data", remove
1083 section flag SECTION_WRITE.
1085 2011-06-30 Georg-Johann Lay <avr@gjlay.de>
1087 Backport from mainline
1089 * config/avr/avr.c (avr_handle_progmem_attribute): Move warning
1090 about uninitialized data attributed 'progmem' from here...
1091 (avr_encode_section_info): ...to this new function.
1092 (TARGET_ENCODE_SECTION_INFO): New define.
1094 2011-06-29 Changpeng Fang <changpeng.fang@amd.com>
1096 Backport from mainline
1097 2011-06-29 Changpeng Fang <changpeng.fang@amd.com>
1099 * config/i386/i386.opt (mprefer-avx128): Redefine the flag as a Mask
1101 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_AVX128_OPTIMAL
1103 (TARGET_AVX128_OPTIMAL): New definition.
1104 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1105 X86_TUNE_AVX128_OPTIMAL entry.
1106 (ix86_option_override_internal): Enable the generation
1107 of the 128-bit instructions when TARGET_AVX128_OPTIMAL is set.
1108 (ix86_preferred_simd_mode): Use TARGET_PREFER_AVX128.
1109 (ix86_autovectorize_vector_sizes): Use TARGET_PREFER_AVX128.
1111 2011-06-29 Harsha Jagasia <harsha.jagasia@amd.com>
1113 Backport from mainline
1114 2011-05-31 Alexandre Oliva <aoliva@redhat.com>
1116 * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
1117 * config/i386/sse.md: Add n to negated FMA pattern names.
1119 2011-06-29 Eric Botcazou <ebotcazou@adacore.com>
1121 PR tree-optimization/49539
1122 * tree-ssa-forwprop.c (can_propagate_from): Check for abnormal SSA
1123 names by means of stmt_references_abnormal_ssa_name.
1124 (associate_plusminus): Call can_propagate_from before propagating
1125 from definition statements.
1127 2011-06-29 Martin Jambor <mjambor@suse.cz>
1129 Backport from mainline
1130 2011-06-24 Martin Jambor <mjambor@suse.cz>
1132 PR tree-optimizations/49516
1133 * tree-sra.c (sra_modify_assign): Choose the safe path for
1134 aggregate copies if we also did scalar replacements.
1136 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1138 Backport from mainline
1139 2011-06-20 Changpeng Fang <changpeng.fang@amd.com>
1142 * config/i386/i386.c (avx256_split_unaligned_load): New definition.
1143 (avx256_split_unaligned_store): New definition.
1144 (ix86_option_override_internal): Enable avx256 unaligned load/store
1145 splitting only when avx256_split_unaligned_load/store is set.
1147 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1149 Backport from mainline
1150 2011-03-28 H.J. Lu <hongjiu.lu@intel.com>
1152 * config/i386/i386.c (flag_opts): Fix a typo in
1153 -mavx256-split-unaligned-store.
1155 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1157 Backport from mainline
1158 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
1160 * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
1161 unaligned 256bit load/store.
1162 (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
1163 (*avx_movdqu<avxmodesuffix>): Likewise.
1165 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1167 Backport from mainline
1168 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
1170 * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
1171 and -mavx256-split-unaligned-store.
1172 (ix86_option_override_internal): Split 32-byte AVX unaligned
1173 load/store by default.
1174 (ix86_avx256_split_vector_move_misalign): New.
1175 (ix86_expand_vector_move_misalign): Use it.
1177 * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
1178 -mavx256-split-unaligned-store.
1180 * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
1181 256bit load/store. Generate unaligned store on misaligned memory
1183 (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
1185 (*avx_movdqu<avxmodesuffix>): Likewise.
1187 * doc/invoke.texi: Document -mavx256-split-unaligned-load and
1188 -mavx256-split-unaligned-store.
1190 2011-06-28 Eric Botcazou <ebotcazou@adacore.com>
1192 * tree-ssa-dom.c (initialize_hash_element): Fix oversight.
1194 2011-06-28 Andrey Belevantsev <abel@ispras.ru>
1196 Backport from mainline
1197 2011-05-25 Andrey Belevantsev <abel@ispras.ru>
1199 PR rtl-optimization/49014
1200 * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
1202 2011-06-28 Alexander Monakov <amonakov@ispras.ru>
1204 Backport from mainline
1205 2011-04-08 Alexander Monakov <amonakov@ispras.ru>
1208 * cfgloop.h (loop_has_exit_edges): New helper.
1209 * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
1211 * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
1212 that have no exit edges.
1214 2011-06-28 Iain Sandoe <iains@gcc.gnu.org>
1217 * config/darwin.c (darwin_mergeable_string_section): Place string
1218 constants in '.cstring' rather than '.const' when CF/NSStrings are
1221 2011-06-27 Eric Botcazou <ebotcazou@adacore.com>
1223 * reorg.c (fill_simple_delay_slots): Use stop_search_p to stop the
1224 forward scan as well.
1226 2011-06-27 Jakub Jelinek <jakub@redhat.com>
1228 * BASE-VER: Set to 4.6.2.
1229 * DEV-PHASE: Set to prerelease.
1231 2011-06-27 Release Manager
1233 * GCC 4.6.1 released.
1235 2011-06-21 Alan Modra <amodra@gmail.com>
1237 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New func.
1238 (TARGET_CANNOT_FORCE_CONST_MEM): Update definition.
1240 2011-06-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1242 Backport from mainline.
1243 2011-06-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1246 * config/arm/neon.md (vec_pack_trunc): Set the lengths
1247 correctly for the case with Quad vectors.
1249 2011-06-20 Alan Modra <amodra@gmail.com>
1251 * config/rs6000/rs6000.c (create_TOC_reference): Wrap high part
1252 of toc-relative address in CONST.
1253 (rs6000_delegitimize_address): Recognize changed address.
1254 (rs6000_legitimize_reload_address): Likewise.
1255 (rs6000_emit_move): Don't force these constants to memory.
1256 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of
1257 toc-relative address in CONST.
1258 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
1259 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
1261 2011-06-18 Jakub Jelinek <jakub@redhat.com>
1264 * config/i386/i386.c (ix86_expand_multi_arg_builtins): If
1265 last_arg_constant and last argument doesn't match its predicate,
1266 for xop_vpermil2<mode>3 error out and for xop_rotl<mode>3
1267 if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
1268 (ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix
1269 spelling of error message.
1270 * config/i386/sse.md (sse4a_extrqi, sse4a_insertqi,
1271 vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use
1272 const_0_to_255_operand instead of const_int_operand.
1274 2011-06-17 Richard Henderson <rth@redhat.com>
1276 Backport from mainline
1277 2011-03-22 Richard Henderson <rth@redhat.com>
1279 * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
1281 2011-06-17 Richard Guenther <rguenther@suse.de>
1283 Backport from mainline
1284 2011-05-23 Richard Guenther <rguenther@suse.de>
1286 PR tree-optimization/49115
1287 * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
1288 is not necessarily carried out, do not claim it kills the ref.
1289 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
1291 2011-06-17 Hans-Peter Nilsson <hp@axis.com>
1293 Backport from mainline
1294 2011-06-17 Hans-Peter Nilsson <hp@axis.com>
1296 PR rtl-optimization/48542
1297 * reload.c (find_equiv_reg): Stop looking when finding a
1299 * reload1.c (reload_as_needed): Invalidate all reload
1300 registers when crossing a setjmp-type call.
1302 2011-06-16 Kaz Kojima <kkojima@gcc.gnu.org>
1304 Backport form main line
1305 2011-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
1308 * config/sh/sh.md (UNSPEC_CHKADD): New.
1309 (chk_guard_add): New define_insn_and_split.
1310 (symGOT_load): Use chk_guard_add instead of blockage.
1312 2011-06-16 Martin Jambor <mjambor@suse.cz>
1314 Backported from mainline
1315 2011-06-15 Martin Jambor <mjambor@suse.cz>
1317 PR tree-optimization/48613
1318 * ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
1319 ipa_node_params_vector is NULL.
1321 2011-06-16 Jakub Jelinek <jakub@redhat.com>
1323 PR tree-optimization/49419
1324 * tree-vrp.c (execute_vrp): Call init_range_assertions
1325 before estimate_numbers_of_iterations, call
1326 free_number_of_iterations_estimates before calling
1327 remove_range_assertions.
1329 Backported from mainline
1330 2011-06-13 Edmar Wienskoski <edmar@freescale.com>
1333 * config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern
1334 with a set of similar patterns, where the MATCH_OPERAND for the
1335 function argument is replaced with individual references to hardware
1337 (save_fpregs_<mode>): Ditto
1338 (restore_gpregs_<mode>): Ditto
1339 (return_and_restore_gpregs_<mode>): Ditto
1340 (return_and_restore_fpregs_<mode>): Ditto
1341 (return_and_restore_fpregs_aix_<mode>): Ditto
1343 2011-06-14 Richard Henderson <rth@redhat.com>
1346 * dwarf2out.c (frame_pointer_fb_offset_valid): New.
1347 (based_loc_descr): Assert it's true.
1348 (compute_frame_pointer_to_fb_displacement): Set it,
1349 rather than aborting immediately.
1351 2011-06-14 Richard Henderson <rth@redhat.com>
1353 Backport from mainline
1354 2011-03-22 Richard Henderson <rth@redhat.com>
1356 * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
1357 (avr_incoming_return_addr_rtx): New.
1358 (emit_push_byte): New.
1359 (expand_prologue): Use it. Remove incorrect dwarf annotation for
1360 SREG, RAMPZ, zero register. Push frame pointer by bytes. Add dwarf
1361 annotation for __prologue_saves__. Fixup dwarf annotation for CFA.
1362 (emit_pop_byte): New.
1363 (expand_epilogue): Use it. Pop frame pointer by bytes.
1364 * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
1365 (INCOMING_RETURN_ADDR_RTX): New.
1366 (INCOMING_FRAME_SP_OFFSET): New.
1367 (ARG_POINTER_CFA_OFFSET): New.
1368 * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
1369 (*pushhi, *pushsi, *pushsf, popqi): Likewise.
1372 2011-06-14 Jakub Jelinek <jakub@redhat.com>
1375 * tree.h (DECL_NONSHAREABLE): Define.
1376 (struct tree_decl_common): Change decl_common_unused to
1377 decl_nonshareable_flag.
1378 * cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
1379 Ignore vars with DECL_NONSHAREABLE bit set.
1380 * tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
1381 on stores to automatic aggregate vars.
1383 PR rtl-optimization/49390
1385 2010-06-29 Bernd Schmidt <bernds@codesourcery.com>
1387 * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
1390 2011-06-11 Uros Bizjak <ubizjak@gmail.com>
1392 * config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
1393 (*vec_dupv2df): Rename from vec_dupv2df.
1394 (vec_dupv2df): New expander.
1396 2011-06-09 Eric Botcazou <ebotcazou@adacore.com>
1398 * config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
1400 2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
1402 Backport from mainline
1403 2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
1405 * config/i386/driver-i386.c (host_detect_local_cpu): Support
1406 unknown Intel family 0x6 CPUs.
1408 2011-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1410 Backport from mainline
1411 2011-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1414 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
1415 needed when original operands are used for msw_skip comparison.
1417 2011-06-07 Jakub Jelinek <jakub@redhat.com>
1419 PR gcov-profile/49299
1420 * value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
1422 2011-06-06 Pat Haugen <pthaugen@us.ibm.com>
1424 Backport from mainline
1425 2011-05-31 Pat Haugen <pthaugen@us.ibm.com>
1427 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
1430 2011-06-06 Jakub Jelinek <jakub@redhat.com>
1433 * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
1434 if stmt folded into nothing.
1435 * tree-inline.c (fold_marked_statements): If a builtin at the
1436 end of a bb folded into nothing, just update cgraph edges
1437 and move to next bb.
1438 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
1439 to be NULL. Don't compute count and frequency if new_call is NULL.
1441 2011-06-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1443 * longlong.h (smul_ppmm): The resulting register pair contains the
1444 higher order word first.
1446 2011-06-06 Mikael Pettersson <mikpe@it.uu.se>
1448 PR tree-optimization/49243
1449 * calls.c (setjmp_call_p): Also check if fndecl has the
1450 returns_twice attribute.
1452 2011-06-06 Richard Guenther <rguenther@suse.de>
1454 PR tree-optimization/48702
1455 * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
1456 only when we know the base address is within bounds.
1457 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
1458 assume the base address of TARGET_MEM_REFs is in bounds.
1459 (indirect_refs_may_alias_p): Fix TARGET_MEM_REF without index tests.
1461 Backport from mainline
1462 2011-05-31 Jakub Jelinek <jakub@redhat.com>
1464 PR rtl-optimization/49235
1465 * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
1466 (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
1468 2011-06-05 Eric Botcazou <ebotcazou@adacore.com>
1470 * config/sparc/sparc.c (output_return): Fix thinko in the output of an
1471 EH return when delayed branches are disabled.
1473 2011-06-05 Kaz Kojima <kkojima@gcc.gnu.org>
1475 Backport from mainline
1476 2011-05-30 Kaz Kojima <kkojima@gcc.gnu.org>
1479 * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
1480 part of the second operand is 0.
1482 2011-06-04 Alexandre Oliva <aoliva@redhat.com>
1485 * target.def (delay_sched2, delay_vartrack): New.
1486 * doc/tm.texi.in: Update.
1487 * doc/tm.texi: Rebuild.
1488 * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
1489 * var-tracking.c (gate_handle_var_tracking): Likewise.
1490 * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
1491 (bfin_flag_var_tracking): Drop.
1492 (output_file_start): Don't save and override flag_var_tracking.
1493 (bfin_option_override): Ditto flag_schedule_insns_after_reload.
1494 (bfin_reorg): Test original variables.
1495 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1496 * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
1497 (ia64_flag_var_tracking): Drop.
1498 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1499 (ia64_file_start): Don't save and override flag_var_tracking.
1500 (ia64_override_options_after_change): Ditto
1501 flag_schedule_insns_after_reload.
1502 (ia64_reorg): Test original variables.
1503 * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
1504 (picochip_flag_var_tracking): Drop.
1505 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1506 (picochip_option_override): Don't save and override
1507 flag_schedule_insns_after_reload.
1508 (picochip_asm_file_start): Ditto flag_var_tracking.
1509 (picochip_reorg): Test original variables.
1510 * config/spu/spu.c (spu_flag_var_tracking): Drop.
1511 (TARGET_DELAY_VARTRACK): Define.
1512 (spu_var_tracking): New.
1513 (spu_machine_dependent_reorg): Call it.
1514 (asm_file_start): Don't save and override flag_var_tracking.
1516 2011-06-04 Ira Rosen <ira.rosen@linaro.org>
1518 PR tree-optimization/49038
1519 * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
1520 Ensure at least one epilogue iteration if required by data
1522 * tree-vectorizer.h (struct _loop_vec_info): Add new field
1523 to mark loops that require peeling for gaps.
1524 * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
1525 (vect_get_known_peeling_cost): Take peeling for gaps into
1527 (vect_transform_loop): Generate epilogue if required by data
1529 * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
1530 loop as requiring an epilogue if there are gaps in the end of
1533 2011-06-02 Ira Rosen <ira.rosen@linaro.org>
1535 PR tree-optimization/49093
1536 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
1539 2011-05-19 Quentin Neill <quentin.neill@amd.com>
1541 * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
1542 (fma4_fmaddsub): Likewise
1544 2011-05-31 Richard Guenther <rguenther@suse.de>
1546 Backport from mainline
1547 2011-05-19 Richard Guenther <rguenther@suse.de>
1550 * tree-object-size.c (addr_object_size): If the pointed-to
1551 variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
1553 2011-05-31 Richard Guenther <rguenther@suse.de>
1555 Backport from mainline
1556 2011-05-11 Richard Guenther <rguenther@suse.de>
1559 * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
1561 2011-05-30 Richard Guenther <rguenther@suse.de>
1563 PR tree-optimization/49218
1564 * tree-vrp.c (adjust_range_with_scev): Properly check whether
1567 2011-05-30 Georg-Johann Lay <avr@gjlay.de>
1570 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors):
1571 Don't use r20 around calls of __tablejump_elpm__
1573 2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
1576 * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
1579 2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
1582 * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
1583 recurse_p argument. Only follow register copies if it is set,
1584 and prevent mips_find_pic_call_symbol from recursing.
1585 (mips_find_pic_call_symbol): Add a recurse_p argument.
1586 Pass it to mips_pic_call_symbol_from_set.
1587 (mips_annotate_pic_calls): Update accordingly.
1589 2011-05-29 Richard Guenther <rguenther@suse.de>
1591 PR tree-optimization/49217
1592 * ipa-pure-const.c (propagate_pure_const): Fix typos.
1594 2011-05-26 Pat Haugen <pthaugen@us.ibm.com>
1596 * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
1597 moves expensive on Power7 also.
1599 2011-05-26 Georg-Johann Lay <avr@gjlay.de>
1602 * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
1603 alone. Error if non-const data has attribute progmem.
1605 2011-05-26 Jakub Jelinek <jakub@redhat.com>
1608 * gimplify.c (shortcut_cond_r): Don't special case
1609 COND_EXPRs if they have void type on one of their arms.
1611 PR tree-optimization/49161
1612 * tree-vrp.c (struct case_info): New type.
1613 (compare_case_labels): Sort case_info structs instead of
1614 trees, and not primarily by CASE_LABEL uids but by
1615 label_for_block indexes.
1616 (find_switch_asserts): Put case labels into struct case_info
1617 array instead of TREE_VEC, adjust sorting, compare label_for_block
1618 values instead of CASE_LABELs.
1620 2011-05-25 Jakub Jelinek <jakub@redhat.com>
1623 * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
1625 2011-05-18 Jan Hubicka <jh@suse.cz>
1627 PR tree-optimization/44897
1628 * ipa-inline.c (cgraph_decide_recursive_inlining): Do not divide
1629 by zero for insane profiles.
1631 2011-05-24 Eric Botcazou <ebotcazou@adacore.com>
1633 * config/sparc/sparc.c (sparc_option_override): If not set by the user,
1634 force flag_ira_share_save_slots to 0.
1636 2011-05-24 Uros Bizjak <ubizjak@gmail.com>
1639 * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
1641 2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
1643 Backport from mainline
1644 2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
1647 * config/i386/driver-i386.c (host_detect_local_cpu): Always
1648 add -mno-XXX. Handle FMA.
1650 2011-05-23 Jakub Jelinek <jakub@redhat.com>
1653 * fold-const.c (constant_boolean_node): If type is non-NULL,
1654 use build_int_cst_type instead of build_int_cst.
1657 * dbxout.c: Include cgraph.h.
1658 (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
1659 and without value expr, return NULL if no varpool node exists for
1660 it or if it is not needed.
1661 * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
1664 * c-decl.c (start_decl): Convert expr to void_type_node.
1667 * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
1668 failed and the comparison has a single bit signed type, use
1669 constm1_rtx instead of const1_rtx for true value.
1670 (do_store_flag): If ops->type is single bit signed type, disable
1671 signel bit test optimization and pass -1 instead of 1 as last
1672 parameter to emit_store_flag_force.
1674 2011-05-22 Eric Botcazou <ebotcazou@adacore.com>
1676 * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
1677 (sparc-*-rtems*): Likewise.
1678 (sparc64-*-elf*): Likewise.
1679 (sparc64-*-rtems*): Likewise.
1680 (sparc*-*-solaris2*): Likewise. Remove crti.o crtn.o extra parts.
1681 * config/sparc/t-crtin: New file.
1682 * config/sparc/t-sol2 (crti.o): Delete rule.
1684 * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
1685 * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
1686 * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
1687 (ENDFILE_SPEC): Add crtn.o.
1689 2011-05-22 Uros Bizjak <ubizjak@gmail.com>
1692 * config/i386/cpuid.h (bit_MMXEXT): New define.
1694 2011-05-22 Jakub Jelinek <jakub@redhat.com>
1697 * expmed.c (extract_fixed_bit_field): Test whether target can be used
1698 only after deciding which mode to use.
1700 2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
1702 * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
1705 2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
1707 * config/sparc/sparc.c (eligible_for_return_delay): Do not return
1708 false if there are call-saved registers here...
1709 (sparc_can_use_return_insn_p): ...but here instead.
1710 (save_or_restore_regs): Fix thinko.
1711 (sparc_expand_prologue): Use current_function_is_leaf.
1712 (sparc_frame_pointer_required): Likewise.
1714 2011-05-20 Jakub Jelinek <jakub@redhat.com>
1717 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
1718 for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
1720 2011-05-20 Richard Guenther <rguenther@suse.de>
1722 PR tree-optimization/49079
1723 * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
1724 MEM_REFs correctly for the trailing array access detection.
1725 Special case constants the same way as decls for overall size
1728 2011-05-20 Jakub Jelinek <jakub@redhat.com>
1730 PR tree-optimization/49073
1731 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return
1732 NULL if PHI argument is SSA_NAME, whose def_stmt is dominated
1734 * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
1736 2011-05-19 Uros Bizjak <ubizjak@gmail.com>
1738 * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
1739 when TARGET_RDRND is active.
1740 (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
1741 Generate dummy SImode target register when target is NULL.
1743 2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
1745 Backport from mainline
1746 2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
1749 * config/i386/sse.md (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>):
1750 Properly handle load cast.
1752 2011-05-18 Jakub Jelinek <jakub@redhat.com>
1754 PR tree-optimization/49039
1755 * tree-vrp.c (extract_range_from_binary_expr): For
1756 MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
1757 return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
1759 2011-05-18 Richard Guenther <rguenther@suse.de>
1761 PR tree-optimization/49018
1762 * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
1763 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
1764 gimple_has_side_effects.
1766 2011-05-18 Richard Guenther <rguenther@suse.de>
1768 Backport from mainline
1769 2011-04-19 Richard Guenther <rguenther@suse.de>
1772 * tree.c (free_lang_data): Do not reset the decl-assembler-name
1775 2011-04-21 Richard Guenther <rguenther@suse.de>
1778 * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of
1781 2011-05-18 Richard Guenther <rguenther@suse.de>
1783 Backport from mainline
1784 2011-05-12 Richard Guenther <rguenther@suse.de>
1786 PR tree-optimization/48172
1787 * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
1788 the number of iterations from the segment size calculation.
1789 (vect_create_cond_for_alias_checks): Adjust.
1791 2011-05-13 Richard Guenther <rguenther@suse.de>
1793 PR tree-optimization/48172
1794 * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
1795 multiplying by number of iterations for equal step.
1796 (vect_create_cond_for_alias_checks): Likewise.
1798 2011-05-18 Jakub Jelinek <jakub@redhat.com>
1800 PR tree-optimization/49000
1801 * tree-ssa.c (execute_update_addresses_taken): Call
1802 maybe_rewrite_mem_ref_base on debug stmt value. If it couldn't
1803 be rewritten and decl has been marked for renaming, reset
1806 2011-05-17 Nick Clifton <nickc@redhat.com>
1808 Import these patches from the mainline:
1810 2011-05-17 Nick Clifton <nickc@redhat.com>
1812 * config/rx/rx.c (rx_memory_move_cost): Include cost of register moves.
1814 * config/rx/rx.md: Add peephole to remove redundant extensions
1816 (bitset_in_memory): Use rx_restricted_mem_operand.
1817 (bitinvert_in_memory): Likewise.
1818 (bitclr_in_memory): Likewise.
1820 2011-05-17 Kazuhio Inaoka <kazuhiro.inaoka.ud@renesas.com>
1821 Nick Clifton <nickc@redhat.com>
1823 * config/rx/rx.md: Add peepholes to match a register move followed
1824 by a comparison of the moved register. Replace these with an
1825 addition of zero that does both actions in one instruction.
1827 2011-05-17 Jakub Jelinek <jakub@redhat.com>
1830 * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
1831 predicate to allow CONST_INT.
1833 2011-05-16 Joseph Myers <joseph@codesourcery.com>
1835 PR preprocessor/48677
1836 * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
1837 from decoded_options[0], not from itself.
1839 2011-05-16 Uros Bizjak <ubizjak@gmail.com>
1841 * config/i386/i386.md (*movxf_internal): Disable CONST_DOUBLE
1842 optimization for CM_MEDIUM and CM_LARGE code models. Fix usage
1843 of standard_80387_constant_p.
1844 (*movxf_internal_nointeger): Ditto.
1845 (*movdf_internal): Remove dead code-size optimization.
1846 (*movdf_internal_rex64): Fix usage of standard_80387_constant_p.
1847 (*movdf_internal_nointeger): Ditto.
1848 (*movsf_internal): Ditto.
1849 (floating point move splitters): Ditto.
1850 * config/i386/constraints.md (G): Ditto.
1851 * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
1853 2011-05-12 Jakub Jelinek <jakub@redhat.com>
1855 PR tree-optimization/48975
1856 * tree-if-conv.c (combine_blocks): Call free_bb_predicate
1857 on all bbs here and free and clear ifc_bbs at the end.
1859 2011-05-12 Richard Guenther <rguenther@suse.de>
1861 Backport from mainline
1862 2011-05-02 Richard Guenther <rguenther@suse.de>
1864 PR tree-optimization/48822
1865 * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
1866 (process_scc): Indicate which iteration we start.
1868 2011-05-12 Jakub Jelinek <jakub@redhat.com>
1871 * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
1872 if validate_subreg fails.
1874 2011-05-12 Nick Clifton <nickc@redhat.com>
1876 * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
1877 * config/rx/rx.c (rx_is_legitimate_constant): Use gcc_unreachable
1879 (rx_align_for_label): Test label before extracting its number of
1881 (rx_max_skip_for_label): Ignore debug insns.
1883 2011-05-11 Jakub Jelinek <jakub@redhat.com>
1886 * tree-ssa.c (reset_debug_uses): New function.
1887 * tree-flow.h (reset_debug_uses): New prototype.
1888 * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
1889 * tree-loop-distribution.c (generate_loops_for_partition): Call
1890 reset_debug_uses on the stmts that will be removed. Keep around
1891 all debug stmts, don't count them as bits in partition bitmap.
1892 (generate_builtin): Don't count debug stmts or labels as bits in
1895 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1897 Backport from mainline
1898 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1900 PR target/48857, 48495
1901 * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
1903 (VSX_MOVE_MODE): Ditto.
1904 (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
1905 VSX vector types. Add V2DImode.
1906 (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
1907 ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
1908 (MODES_TIEABLE_P): Ditto.
1910 * config/rs6000/rs6000.c (rs6000_emit_move): Use
1911 ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
1913 (init_cumulative_args): Ditto.
1914 (rs6000_function_arg_boundary): Ditto.
1915 (rs6000_function_arg_advance_1): Ditto.
1916 (rs6000_function_arg): Ditto.
1917 (rs6000_function_ok_for_sibcall): Ditto.
1918 (emit_frame_save): Ditto.
1919 (rs6000_function_value): Ditto.
1920 (rs6000_libcall_value): Ditto.
1922 2011-05-10 Nick Clifton <nickc@redhat.com>
1924 * config/rx/rx.c (rx_memory_move_cost): Reduce the cost for
1927 2011-05-10 DJ Delorie <dj@redhat.com>
1929 * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
1930 (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
1931 * config/rx/rx.c (rx_align_for_label): Add label and
1932 uses_threshold parameters. Do not align when the label is not
1934 * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
1936 2011-05-10 Jakub Jelinek <jakub@redhat.com>
1938 Backported from mainline
1939 2011-05-07 Zdenek Dvorak <ook@ucw.cz>
1941 PR tree-optimization/48837
1942 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
1943 when accumulator transformation is performed.
1945 2011-05-10 Jakub Jelinek <jakub@redhat.com>
1947 PR tree-optimization/48611
1948 PR tree-optimization/48794
1949 * tree-eh.c (remove_unreachable_handlers): Don't remove regions
1950 referenced from RESX or EH_DISPATCH arguments.
1952 2011-05-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1954 * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
1955 temporary register to match Pmode.
1957 2011-05-09 Eric Botcazou <ebotcazou@adacore.com>
1959 * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
1960 (dataflow_set_preserve_mem_locs): Likewise.
1962 2011-05-06 Uros Bizjak <ubizjak@gmail.com>
1964 * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
1965 constraint modifier to "r".
1967 2011-05-06 Alan Modra <amodra@gmail.com>
1970 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
1971 const0_rtx as the arg to the dummy __tls_get_addr libcall.
1973 2011-05-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1975 * config/s390/s390.c (s390_asm_trampoline_template): Comment
1977 (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
1979 2011-05-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1982 * config/arm/neon.md (neon_vtrn<mode>): Fix typo from earlier commit.
1984 2011-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1986 * config/rs6000/rs6000.c (rs6000_handle_option): Add missing break
1989 2011-05-05 Jason Merrill <jason@redhat.com>
1992 * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
1994 2011-05-05 Julian Brown <julian@codesourcery.com>
1996 * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
1997 parenthesis in D-register case.
1999 2011-05-05 Ira Rosen <ira.rosen@linaro.org>
2001 Backport from mainline:
2002 2011-04-18 Ulrich Weigand <ulrich.weigand@linaro.org>
2003 Ira Rosen <ira.rosen@linaro.org>
2006 * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
2007 to match neon_vzip/vuzp/vtrn_internal.
2008 * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
2009 outputs explicitly dependent on both inputs.
2010 (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
2012 2011-05-04 Uros Bizjak <ubizjak@gmail.com>
2014 * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
2015 Use %v prefix in insn mnemonic to handle TARGET_AVX.
2016 (*movdi_internal): Use "maybe_vex" instead of "vex" in "prefix"
2017 attribute calculation.
2018 (*movdf_internal): Output AVX mnemonics. Add "prefix" attribute.
2019 * config/i386/sse.md (*sse2_storeq_rex64): Do not emit %v prefix
2020 for mov{q} mnemonic.
2021 (*vec_extractv2di_1_rex64_avx): Ditto.
2023 2011-05-03 Uros Bizjak <ubizjak@gmail.com>
2024 Jakub Jelinek <jakub@redhat.com>
2027 * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
2028 only succeed if req_mode is the same as set_mode.
2030 2011-05-03 Richard Guenther <rguenther@suse.de>
2033 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2034 Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
2035 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2037 2011-05-03 Eric Botcazou <ebotcazou@adacore.com>
2040 * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
2041 for -fstack-check if the size to allocate is negative.
2043 2011-04-30 Jakub Jelinek <jakub@redhat.com>
2045 PR tree-optimization/48809
2046 * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
2048 (gen_inbound_check): Don't compute index_expr - range_min in utype
2049 again, instead reuse SSA_NAME initialized in build_arrays.
2050 Remove two useless gsi_for_stmt calls.
2052 2011-04-28 Michael Meissner <meissner@linux.vnet.ibm.com>
2054 Backport from mainline
2055 2011-04-01 Andrew Pinski <pinskia@gmail.com>
2056 Michael Meissner <meissner@linux.vnet.ibm.com>
2059 * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
2060 operands, as per the specifications.
2062 * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
2063 (vec_extract_evenv4sf): Ditto.
2064 (vec_extract_evenv8hi): Ditto.
2065 (vec_extract_evenv16qi): Ditto.
2066 (vec_extract_oddv4si): Ditto.
2068 2011-04-28 Jakub Jelinek <jakub@redhat.com>
2071 * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
2074 2011-04-27 Jakub Jelinek <jakub@redhat.com>
2077 * c-typeck.c (build_binary_op): Don't wrap arguments if
2078 int_operands is true.
2080 2011-04-26 Jakub Jelinek <jakub@redhat.com>
2083 * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
2084 is error_mark_node, set value to NULL.
2086 PR tree-optimization/48734
2087 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
2088 if return value from maybe_fold_*_comparsions isn't something
2089 the code is prepared to handle.
2091 2011-04-26 Richard Guenther <rguenther@suse.de>
2093 PR tree-optimization/48731
2094 * ipa-inline.c (cgraph_flatten): Test if function is inlinable.
2096 2011-04-24 Paolo Carlini <paolo.carlini@oracle.com>
2099 * doc/extend.texi (Type Traits): Document __is_standard_layout,
2100 __is_literal_type, and __is_trivial; update throughout about
2101 possibly cv-qualified void types.
2103 2011-04-23 Jakub Jelinek <jakub@redhat.com>
2106 * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
2107 to VOID_TYPE even around MODIFY_EXPR.
2109 2011-04-22 Jakub Jelinek <jakub@redhat.com>
2111 PR tree-optimization/48717
2112 * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
2113 ~A + A optimizations use build_int_cst_type instead of build_int_cst.
2115 2011-04-22 Jakub Jelinek <jakub@redhat.com>
2118 * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
2119 TREE_STATIC variables declared inside of some OpenMP construct.
2121 2011-04-21 Uros Bizjak <ubizjak@gmail.com>
2124 * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
2125 vec_extract and vec_concat for non-SSE4_1 targets.
2127 2011-04-21 Richard Guenther <rguenther@suse.de>
2130 * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
2131 objects and types here. Adjust for their offset before comparing.
2133 2011-04-21 Eric Botcazou <ebotcazou@adacore.com>
2135 * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
2137 2011-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2140 * config/pa/predicates.md (ior_operand): Delete predicate.
2141 (cint_ior_operand, reg_or_cint_ior_operand): New predicates.
2142 * config/pa/pa.md (iordi3): Use reg_or_cint_ior_operand predicate in
2143 expander. Use cint_ior_operand in unnamed insn.
2145 * config/pa/pa-protos.h (ior_operand): Delete declarations.
2147 2011-04-20 Jakub Jelinek <jakub@redhat.com>
2149 PR tree-optimization/48611
2150 * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
2151 beyond ERT_MUST_NOT_THROW region.
2153 2011-04-20 Eric Botcazou <ebotcazou@adacore.com>
2155 Backport from mainline
2156 2011-04-19 Eric Botcazou <ebotcazou@adacore.com>
2159 * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
2160 the types if they have different enumeration identifiers.
2162 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
2165 * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
2166 DECL_IN_CONSTANT_POOL without RTL.
2168 2011-04-20 Richard Guenther <rguenther@suse.de>
2170 Backport from mainline
2171 2011-04-19 Bernd Schmidt <bernds@codesourcery.com>
2174 * reload1.c (inc_for_reload): Return void. All callers changed.
2175 (emit_input_reload_insns): Don't try to delete previous output
2176 reloads to a register, or record spill_reg_store for autoincs.
2178 2011-04-19 Jakub Jelinek <jakub@redhat.com>
2181 * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
2182 is a SUBREG with non-MODE_INT mode inside of it.
2184 2011-04-18 Jakub Jelinek <jakub@redhat.com>
2187 * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
2188 if TREE_TYPE (v) is non-NULL.
2190 * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
2191 gimple_get_virt_mehtod_for_binfo.
2192 * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
2193 * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
2195 * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
2197 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
2199 * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
2201 2011-04-18 Jakub Jelinek <jakub@redhat.com>
2203 PR tree-optimization/48616
2204 * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
2205 whether the shift is by scalar or vector based on whether all SLP
2206 scalar stmts have the same rhs.
2208 2011-04-17 Dennis, CHENG Renquan <crquan@fedoraproject.org>
2210 * doc/passes.texi: Fill crossref nodes.
2212 2011-04-17 Marius Strobl <marius@FreeBSD.org>
2214 * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
2215 (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
2216 (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
2218 2011-04-17 Eric Botcazou <ebotcazou@adacore.com>
2221 * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
2222 is non-null before accessing it.
2223 (input_cgraph): Remove trailing spaces.
2225 2011-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2227 * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
2228 Replace match_operand with match_dup for the third operand in
2231 2011-04-15 Jakub Jelinek <jakub@redhat.com>
2234 * config/i386/sse.md (avx_insertps, sse4_1_insertps): If operands[2]
2235 is a MEM, offset it as needed based on top 2 bits in operands[3],
2236 change MEM mode to SFmode and mask those 2 bits away from operands[3].
2238 2011-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2240 Backport from mainline:
2241 2011-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2244 * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
2245 move from floating point to shift amount register.
2246 (emit_move_sequence): Remove secondary reload support for floating
2247 point to shift amount amount register copies.
2248 (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
2249 amount register copies.
2250 * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
2251 register, return false if mode isn't a scalar integer mode.
2252 * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
2254 2011-04-13 Jakub Jelinek <jakub@redhat.com>
2257 * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is NULL.
2258 (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
2260 2011-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2262 Backport from mainline:
2263 2011-04-12 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2265 * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
2267 2011-04-12 Martin Jambor <mjambor@suse.cz>
2269 PR tree-optimization/48195
2270 * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
2271 ipa_check_create_edge_args.
2272 (ipcp_generate_summary): Do not call ipa_check_create_node_params and
2273 ipa_check_create_edge_args.
2274 * ipa-inline.c (inline_generate_summary): Do not call
2275 ipa_check_create_node_params and ipa_check_create_edge_args.
2276 * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
2277 ipa_check_create_edge_args.
2279 2011-04-12 Jakub Jelinek <jakub@redhat.com>
2281 PR rtl-optimization/48549
2282 * combine.c (propagate_for_debug): Also stop after BB_END of
2283 this_basic_block. Process LAST and just stop processing after it.
2284 (combine_instructions): If last_combined_insn has been deleted,
2285 set last_combined_insn to its PREV_INSN.
2287 2011-04-12 Nick Clifton <nickc@redhat.com>
2289 * config/v850/v850.c (expand_prologue): Do not use the CALLT
2290 instruction for interrupt handlers if the target is the basic V850
2292 (expand_epilogue): Likewise.
2294 2011-04-12 Jakub Jelinek <jakub@redhat.com>
2297 * c-typeck.c (store_init_value): Set TREE_TYPE (decl) to
2300 2011-04-11 Joseph Myers <joseph@codesourcery.com>
2302 * common.opt (Tbss=, Tdata=, Ttext=): New options.
2304 2011-04-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2306 Backport from mainline:
2307 2011-04-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2309 * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
2311 2011-04-09 Duncan Sands <baldrick@free.fr>
2313 * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
2315 2011-04-08 Steven G. Kargl <kargl@gcc.gnu.org>
2318 * config.gcc: disable unwind table generation for crtbegin/crtend
2321 2011-04-08 Jakub Jelinek <jakub@redhat.com>
2323 PR tree-optimization/48377
2324 * tree-vect-data-refs.c (vector_alignment_reachable_p): Set is_packed
2325 to true even for types with smaller TYPE_ALIGN than TYPE_SIZE.
2327 2011-04-07 Uros Bizjak <ubizjak@gmail.com>
2329 * config/i386/sse.md: Update copyright year.
2330 (avx_cmp<ssescalarmodesuffix><mode>3): Add missing output
2331 register constraint.
2332 (*vec_concatv2sf_avx): Fix wrong register constraint in
2333 alternative 3 of operand 1.
2334 (*vec_set<mode>_0_avx): Avoid combining registers from different
2335 units in a single alternative.
2336 (*vec_set<mode>_0_sse4_1): Ditto.
2337 (*vec_set<mode>_0_sse2): Ditto.
2338 (vec_set<mode>_0): Ditto.
2339 (sse2_storehpd): Ditto.
2340 (sse2_loadhpd): Ditto.
2341 (sse4_1_insertps): Use nonimmediate_operand for operand 2.
2342 * config/i386/predicates.md (sse_comparison_operator): Do not
2343 define as special predicate.
2345 2011-04-07 Jakub Jelinek <jakub@redhat.com>
2348 * combine.c (combine_instructions): Add last_combined_insn,
2349 update it if insn is after it, pass it to all try_combine calls.
2350 (try_combine): Add last_combined_insn parameter, pass it instead of
2351 i3 to propagate_for_debug.
2353 2011-04-07 Andrey Belevantsev <abel@ispras.ru>
2355 Backport from mainline
2356 2011-03-26 Andrey Belevantsev <abel@ispras.ru>
2358 PR rtl-optimization/48144
2359 * sel-sched-ir.c (merge_history_vect): Factor out from ...
2360 (merge_expr_data): ... here.
2361 (av_set_intersect): Rename to av_set_code_motion_filter.
2362 Update all callers. Call merge_history_vect when an
2363 expression is found in both sets.
2364 * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
2366 2011-04-06 Jakub Jelinek <jakub@redhat.com>
2369 * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
2370 as base_reg whatever register reg has been eliminated to, instead
2371 of hardcoding STACK_POINTER_REGNUM.
2373 Backported from mainline
2374 2011-04-01 Jakub Jelinek <jakub@redhat.com>
2377 * expr.c (expand_assignment): Handle all possibilities
2378 if TO_RTX is CONCAT.
2379 * expmed.c (store_bit_field_1): Avoid trying to create
2381 (store_split_bit_field): If SUBREG_REG (op0) or
2382 op0 itself has smaller mode than word, return it
2383 for offset 0 and const0_rtx for out-of-bounds stores.
2384 If word is const0_rtx, skip it.
2386 2011-04-06 Joseph Myers <joseph@codesourcery.com>
2388 * gcov-io.c: Use GCC Runtime Library Exception.
2390 2011-04-05 Eric Botcazou <ebotcazou@adacore.com>
2392 * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
2394 2011-04-01 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2396 * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
2398 2011-04-01 Andrey Belevantsev <abel@ispras.ru>
2400 Backport from mainline
2401 2011-03-22 Andrey Belevantsev <abel@ispras.ru>
2403 PR rtl-optimization/48143
2404 * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
2405 (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
2406 sse2_cvtps2pd): Likewise.
2408 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
2411 * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
2412 frame-related from frame-unrelated adjustments to the stack pointer.
2414 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
2416 Backport from mainline
2417 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
2420 * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
2423 2011-03-29 Jakub Jelinek <jakub@redhat.com>
2426 * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
2427 dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
2428 dw_fde_unlikely_section_end_label, cold_in_std_section,
2429 dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
2430 Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
2432 (output_fde): Use dw_fde_second_{begin,end} if second is
2433 true, otherwise dw_fde_{begin,end}.
2434 (output_call_frame_info): Test dw_fde_second_begin != NULL
2435 instead of dw_fde_switched_sections.
2436 (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
2437 fields, initialize new fields. Initialize in_std_section
2438 unconditionally from the first partition.
2439 (dwarf2out_end_epilogue): Don't override dw_fde_end when
2440 dw_fde_second_begin is non-NULL.
2441 (dwarf2out_switch_text_section): Stop initializing removed
2442 dw_fde_struct fields, initialize new fields, initialize
2443 also dw_fde_end here. Set dw_fde_switch_cfi even when
2444 dwarf2out_do_cfi_asm (). Call var_location_switch_text_section.
2445 (struct var_loc_list_def): Add last_before_switch field.
2446 (arange_table, arange_table_allocated, arange_table_in_use,
2447 ARANGE_TABLE_INCREMENT, add_arange): Removed.
2448 (size_of_aranges): Count !in_std_section and !second_in_std_section
2449 hunks in fdes, instead of looking at arange_table_in_use.
2450 (output_aranges): Add aranges_length argument, don't call
2451 size_of_aranges here. Instead of using aranges_table*
2452 emit ranges for fdes when !in_std_section resp.
2453 !second_in_std_section.
2454 (dw_loc_list): Break ranges crossing section switch.
2455 (convert_cfa_to_fb_loc_list): Likewise. If switched sections,
2456 use dw_fde_second_end instead of dw_fde_end as end of last
2458 (gen_subprogram_die): Don't call add_arange. Use
2459 dw_fde_{begin,end} for first partition and if switched
2460 section dw_fde_second_{begin,end} for the second.
2461 (var_location_switch_text_section_1,
2462 var_location_switch_text_section): New functions.
2463 (dwarf2out_begin_function): Initialize cold_text_section even
2464 when function_section () isn't text_section.
2465 (prune_unused_types): Don't walk arange_table.
2466 (dwarf2out_finish): Don't needlessly test
2467 flag_reorder_blocks_and_partition when testing cold_text_section_used.
2468 If info_section_emitted, call size_of_aranges and if it indicates
2469 non-empty .debug_aranges, call output_aranges with the computed
2470 size. Stop using removed dw_fde_struct fields, use
2471 dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
2474 2011-03-29 Uros Bizjak <ubizjak@gmail.com>
2476 * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
2477 (alpha_option_override): Don't set alpha_sr_alias_set.
2478 (emit_frame_store_1): Use gen_frame_mem rather than calling
2480 (alpha_expand_epilogue): Ditto.
2481 (unicosmk_gen_dsib): Ditto.
2483 2011-03-29 Nick Clifton <nickc@redhat.com>
2485 * config/rx/rx.h (LABEL_ALIGN_AFTER_BARRIER): Define.
2486 (ASM_OUTPUT_MAX_SKIP): Define.
2487 * config/rx/predicates.md (rx_zs_comparison_operator): Do not
2488 allow LT aor GE comparisons.
2489 * config/rx/rx-protos.h (rx_align_for_label): Prototype.
2490 * config/rx/rx.md: Add peepholes and patterns to combine extending
2491 loads with simple arithmetic instructions.
2492 * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI modes
2493 to use pre-decrement and post-increment addressing.
2494 (rx_is_restricted_memory_address): For REG+INT addressing, ensure
2495 that the INT is a valid offset.
2496 (rx_print_operand): Handle %R.
2497 Fix %Q's handling of MEMs.
2498 (rx_option_override): Set alignments.
2499 (rx_align_for_label): New function.
2500 (rx_max_skip_for_label): New function.
2501 (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
2502 (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
2503 (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
2504 (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
2506 2011-03-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2508 * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
2509 for invalid symbolic addresses.
2510 (s390_secondary_reload): Don't use s390_check_symref_alignment for
2513 2011-03-28 Richard Sandiford <richard.sandiford@linaro.org>
2516 * config/arm/predicates.md (neon_lane_number): Accept 0..15.
2518 2011-03-28 Richard Guenther <rguenther@suse.de>
2520 Backport from mainline
2521 2011-03-24 Richard Guenther <rguenther@suse.de>
2524 * tree-object-size.c (addr_object_size): Do not double-account
2525 for MEM_REF offsets.
2527 2011-03-22 Richard Guenther <rguenther@suse.de>
2529 PR tree-optimization/48228
2530 * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
2531 for single-arg PHIs.
2533 2011-03-17 Richard Guenther <rguenther@suse.de>
2536 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
2537 a value make sure to fold the statement.
2539 2011-03-15 Richard Guenther <rguenther@suse.de>
2542 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
2543 or variable-indexed array accesses when in gimple form.
2545 2011-03-27 Jonathan Wakely <jwakely.gcc@gmail.com>
2550 * doc/extend.texi (Alignment): Move section to match order in TOC.
2551 * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
2552 (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
2554 2011-03-26 Uros Bizjak <ubizjak@gmail.com>
2556 Backport from mainline:
2557 2011-03-24 Uros Bizjak <ubizjak@gmail.com>
2560 * config/i386/i386.md (*movdf_internal_rex64): Do not split
2561 alternatives that can be handled with movq or movabsq insn.
2562 (*movdf_internal): Disable for !TARGET_64BIT.
2563 (*movdf_internal_nointeger): Ditto.
2564 * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
2566 2011-03-26 Jakub Jelinek <jakub@redhat.com>
2568 Backport from mainline
2569 2011-03-24 Jakub Jelinek <jakub@redhat.com>
2572 * simplify-rtx.c (simplify_const_unary_operation): Call
2573 real_convert when changing mode class with FLOAT_EXTEND.
2575 2011-03-20 Jakub Jelinek <jakub@redhat.com>
2579 * c-common.c (shorten_compare): If primopN is first sign-extended
2580 to opN and then zero-extended to result type, set primopN to opN.
2582 PR rtl-optimization/48156
2583 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
2584 assume df and df_lr are not NULL.
2586 2011-03-17 Jakub Jelinek <jakub@redhat.com>
2588 PR rtl-optimization/48141
2589 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
2590 * dse.c: Include params.h.
2591 (active_local_stores_len): New variable.
2592 (add_wild_read, dse_step1): Clear it when setting active_local_stores
2594 (record_store, check_mem_read_rtx): Decrease it when removing
2596 (scan_insn): Likewise. Increase it when adding to chain, if it
2597 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
2598 set active_local_stores to NULL before the addition.
2599 * Makefile.in (dse.o): Depend on $(PARAMS_H).
2601 PR rtl-optimization/48141
2602 * dse.c (record_store): If no positions are needed in an insn
2603 that cannot be deleted, at least unchain it from active_local_stores.
2605 2011-03-25 Jakub Jelinek <jakub@redhat.com>
2607 * BASE-VER: Set to 4.6.1.
2608 * DEV-PHASE: Set to prerelease.
2610 2011-03-25 Release Manager
2612 * GCC 4.6.0 released.
2614 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
2616 * config/rs6000/t-freebsd: Remove duplication from file.
2618 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2621 * doc/install.texi (Prerequisites): Move jar etc. up.
2622 Explain support library version requirements.
2624 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2627 * doc/install.texi (Prerequisites): Move Perl to build
2628 requirements. Always necessary on Solaris 2 with Sun ld.
2630 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2632 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
2634 (Specific, i?86-*-solaris2.[89]): Likewise.
2635 (Specific, i?86-*-solaris2.10): Likewise.
2636 (Specific, mips-sgi-irix6): Likewise.
2637 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
2638 Update for binutils 2.21.
2640 2011-03-21 Jakub Jelinek <jakub@redhat.com>
2643 * config/s390/s390.c (s390_delegitimize_address): Don't call
2644 lowpart_subreg if orig_x has BLKmode.
2646 2011-03-20 Joseph Myers <joseph@codesourcery.com>
2648 * c-decl.c (diagnose_mismatched_decls): Give an error for
2649 redefining a typedef with variably modified type.
2651 2011-03-20 Joseph Myers <joseph@codesourcery.com>
2653 * c-decl.c (grokfield): Don't allow typedefs for structures or
2654 unions with no tag by default.
2655 * doc/extend.texi (Unnamed Fields): Update.
2657 2011-03-18 Jakub Jelinek <jakub@redhat.com>
2660 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
2661 arange_table_in_use is 0, but either text_section_used or
2662 cold_text_section_used is true. Don't call it if
2663 !info_section_emitted.
2665 2011-03-18 Richard Guenther <rguenther@suse.de>
2667 * doc/install.texi (--enable-gold): Remove.
2668 (--with-plugin-ld): Document.
2669 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
2671 2011-03-18 H.J. Lu <hongjiu.lu@intel.com>
2673 Backport from mainline
2674 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
2677 * config/i386/i386.opt: Add Save to -mavx and -mfma.
2679 2011-03-18 Richard Henderson <rth@redhat.com>
2680 Jakub Jelinek <jakub@redhat.com>
2683 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
2684 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
2686 2011-03-17 Richard Guenther <rguenther@suse.de>
2689 * tree-object-size.c (compute_object_offset): Properly return
2690 the offset operand of MEM_REFs as sizetype.
2692 2011-03-16 Dodji Seketeli <dodji@redhat.com>
2695 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
2696 (lookup_type_die_strip_naming_typedef): ... here.
2697 (get_context_die): Use it.
2698 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
2699 the anonymous struct named by the naming typedef.
2701 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2704 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
2705 in the output template.
2707 2011-03-15 Alan Modra <amodra@gmail.com>
2710 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
2711 presume symbol_refs without a symbol_ref_decl are suitably
2712 aligned, nor other trees we may see here. Handle anchor symbols.
2713 (legitimate_constant_pool_address_p): Comment. Add mode param.
2714 Check cmodel=medium addresses. Adjust all calls.
2715 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
2716 creating cmodel=medium optimized access to locals.
2717 * config/rs6000/constraints.md (R): Pass QImode to
2718 legitimate_constant_pool_address_p.
2719 * config/rs6000/predicates.md (input_operand): Pass mode to
2720 legitimate_constant_pool_address_p.
2721 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
2724 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2727 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
2728 64-bit constants being loaded into registers other than GPRs such
2729 as loading 0 into a VSX register.
2731 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2733 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
2736 2011-03-14 Jakub Jelinek <jakub@redhat.com>
2738 * doc/invoke.texi, doc/standards.texi: Refer to
2739 gcc-4.6/c99status.html.
2741 * DEV-PHASE: Mark "prerelease".
2743 2011-03-14 Richard Guenther <rguenther@suse.de>
2746 * tree.c (build_vector_from_val): Adjust assert to requirements
2749 2011-03-14 Jakub Jelinek <jakub@redhat.com>
2752 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE
2755 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
2757 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
2758 terms of target_flags_explicit. Adjust copyright year.
2760 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
2761 * config/rs6000/t-freebsd: New file. Add override for
2764 2011-03-13 Chris Demetriou <cgd@google.com>
2766 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
2767 (-fno-diagnostics-show-option): this, to reflect current default.
2768 (-Werror=): Update text about -fno-diagnostics-show-option.
2770 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
2773 * config/rs6000/predicates.md (easy_vector_constant_add_self,
2774 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
2775 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
2776 mode is not V2DImode or V2DFmode.
2777 (vspltis_constant): Do not handle V2DImode and V2DFmode.
2778 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
2779 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
2781 (movdi_internal64): Likewise.
2783 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
2785 PR tree-optimization/47127
2786 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
2788 (set_cloog_options): Same.
2789 (scop_to_clast): Same.
2790 (print_clast_stmt): Do not call cloog_state_malloc and
2792 (print_generated_program): Same.
2794 * graphite-clast-to-gimple.h (cloog_state): Declared.
2795 (scop_to_clast): Adjust declaration.
2796 * graphite.c (cloog_state): Defined here.
2797 (graphite_initialize): Call cloog_state_malloc.
2798 (graphite_finalize): Call cloog_state_free.
2800 2011-03-11 Jason Merrill <jason@redhat.com>
2802 * attribs.c (lookup_attribute_spec): Take const_tree.
2805 2011-03-11 Joseph Myers <joseph@codesourcery.com>
2807 * config/sparc/sparc.c (sparc_option_override): Use
2808 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
2810 2011-03-11 Richard Guenther <rguenther@suse.de>
2812 PR tree-optimization/48067
2813 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
2814 multiplication result will be only used once on the target
2817 2011-03-11 Richard Guenther <rguenther@suse.de>
2819 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
2821 2011-03-11 Richard Guenther <rguenther@suse.de>
2824 * tree.c (find_decls_types_r): Do not walk types only reachable
2825 from IDENTIFIER_NODEs.
2827 2011-03-11 Jakub Jelinek <jakub@redhat.com>
2830 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
2831 all vnode->force_output nodes as needed.
2833 2011-03-11 Jason Merrill <jason@redhat.com>
2836 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
2837 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
2839 2011-03-11 Martin Jambor <mjambor@suse.cz>
2841 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
2844 2011-03-11 Jakub Jelinek <jakub@redhat.com>
2846 PR tree-optimization/48063
2847 * ipa-inline.c (cgraph_decide_inlining): Don't try to
2848 inline functions called once if !tree_can_inline_p (node->callers).
2850 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
2852 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
2854 * config/score/score3.c: Delete.
2855 * config/score/score3.h: Delete.
2856 * config/score/mul-div.S: Delete.
2857 * config/score/sfp-machine.h: Add new file.
2858 * config/score/constraints.md: Add new file.
2859 * config/score/t-score-softfp: Add new file.
2860 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
2861 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
2862 (score7_extra_constraint): Delete.
2863 (score7_option_override): Remove unused code.
2864 * config/score/score.c: Remove score3 and score5 define and code.
2865 * config/score/score.h: Remove score3 and score5 define and code.
2866 * config/score/score.md: Remove score3 template and unusual insn.
2867 * config/score/score.opt: Remove score3 and score5 options.
2869 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2871 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
2872 when _HPUX_SOURCE is defined.
2873 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
2875 2011-03-10 Jason Merrill <jason@redhat.com>
2878 * stor-layout.c (layout_type): Don't set structural equality
2879 on arrays of incomplete type.
2880 * tree.c (type_hash_eq): Handle comparing them properly.
2882 2011-03-10 Jakub Jelinek <jakub@redhat.com>
2885 * config/s390/s390.c (s390_delegitimize_address): Make sure the
2886 result mode matches original rtl mode.
2888 2011-03-10 Nick Clifton <nickc@redhat.com>
2890 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
2891 (andsi3, andsi3_flags): Fix timings for three operand alternative.
2893 2011-03-09 Jakub Jelinek <jakub@redhat.com>
2895 PR rtl-optimization/47866
2896 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
2897 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
2898 if target wasn't scalar.
2899 * function.c (assign_stack_temp_for_type): Assert that neither
2900 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
2901 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
2903 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
2905 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2907 * config/s390/s390-protos.h (s390_label_align): New prototype.
2908 * config/s390/s390.c (s390_label_align): New function.
2909 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
2911 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
2914 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
2915 V2DI/V2DF constants. Only all 0's or all 1's are easy.
2916 (output_vec_const_move): Ditto.
2918 2011-03-08 Anatoly Sokolov <aesok@post.ru>
2920 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
2921 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
2922 * config/mips/mips.c (mips_preferred_reload_class): Make static.
2923 Change 'rclass' argument and result type to reg_class_t.
2924 (TARGET_PREFERRED_RELOAD_CLASS): Define.
2926 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
2928 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
2929 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
2930 (TARGET_MEMORY_MOVE_COST): Define.
2931 (avr_register_move_cost, avr_memory_move_cost): New Functions.
2933 2011-03-08 Jakub Jelinek <jakub@redhat.com>
2936 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
2939 PR tree-optimization/48022
2940 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
2943 2011-03-07 Jakub Jelinek <jakub@redhat.com>
2946 * var-tracking.c (find_use_val): Return NULL for
2947 cui->sets && cui->store_p BLKmode MEMs.
2949 2011-03-07 Anatoly Sokolov <aesok@post.ru>
2951 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
2953 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
2954 xstormy16_print_operand_address): Remove.
2955 * config/stormy16/stormy16.c (xstormy16_print_operand,
2956 xstormy16_print_operand_address): Make static.
2957 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
2959 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
2962 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
2963 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
2966 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
2969 * cfgloopmanip.c (fix_bb_placements): Return immediately
2970 if FROM is BASE_LOOP's header.
2972 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
2974 * gimplify.c (gimplify_function_tree): Fix building calls
2975 to __builtin_return_address.
2977 2011-03-07 Alan Modra <amodra@gmail.com>
2979 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
2980 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
2981 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
2982 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
2984 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
2985 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
2986 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
2987 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
2988 * config/rs6000/rs6000.c
2989 (rs6000_elf_end_indicate_exec_stack): Rename to..
2990 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
2991 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
2992 (rs6000_file_start): ..here.
2993 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
2994 file scope variables.
2995 (call_ABI_of_interest): New function.
2996 (init_cumulative_args): Set above vars when function return value
2997 is a float, vector, or small struct.
2998 (rs6000_function_arg_advance_1): Likewise for function args.
2999 (rs6000_va_start): Set rs6000_passes_float if variable arg function
3000 references float args.
3002 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
3004 * doc/cfg.texi: Remove "See" before @ref.
3005 * doc/invoke.texi: Likewise.
3007 2011-03-05 Jason Merrill <jason@redhat.com>
3009 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
3011 2011-03-05 Anthony Green <green@moxielogic.com>
3013 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
3015 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
3017 PR rtl-optimization/47899
3018 * cfgloopmanip.c (fix_bb_placements): Fix first argument
3019 to flow_loop_nested_p when moving the loop upward.
3021 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
3024 * arm.md (movhi_insn_arch4): Accept any immediate constant.
3026 2011-03-05 Jakub Jelinek <jakub@redhat.com>
3028 PR tree-optimization/47967
3029 * ipa-cp.c (build_const_val): Return NULL instead of creating
3030 VIEW_CONVERT_EXPR for mismatching sizes.
3031 (ipcp_create_replace_map): Return NULL if build_const_val failed.
3032 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
3033 give up on versioning.
3035 2011-03-05 Alan Modra <amodra@gmail.com>
3038 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3039 full cmodel medium/large lo_sum + high addresses.
3041 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3043 * config/s390/s390.c (s390_decompose_address): Reject non-literal
3044 pool references in UNSPEC_LTREL_OFFSET.
3046 2011-03-04 Jan Hubicka <jh@suse.cz>
3049 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
3050 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
3051 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk): Add node pointers.
3052 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
3053 cgraph_add_thunk): Add node pointers.
3054 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
3055 associated to right node.
3056 (input_node): Update use of cgraph_same_body_alias
3057 and cgraph_add_thunk.
3059 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
3061 * config/i386/i386.opt (mprefer-avx128): New flag.
3062 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit mode
3063 when the flag -mprefer-avx128 is on.
3065 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
3067 * dwarf2out.c (compare_loc_operands): Fix address handling.
3069 2011-03-04 Alan Modra <amodra@gmail.com>
3071 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
3073 2011-03-04 Richard Guenther <rguenther@suse.de>
3076 * expmed.c (extract_bit_field_1): Prefer vector modes that
3077 vec_extract patterns can handle.
3079 2011-03-04 Richard Guenther <rguenther@suse.de>
3082 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
3084 2011-03-04 Richard Henderson <rth@redhat.com>
3086 * explow.c (emit_stack_save): Remove 'after' parameter.
3087 (emit_stack_restore): Likewise.
3088 * expr.h: Update to match.
3089 * builtins.c, calls.c, stmt.c: Likewise.
3090 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
3091 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
3092 * function.c (expand_function_end): Insert the emit_stack_save
3093 sequence before parm_birth_insn instead of after.
3095 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
3097 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
3098 (ssse3_pmaddubsw128): Ditto.
3099 (ssse3_pmaddubsw): Ditto.
3101 2011-03-03 Steve Ellcey <sje@cup.hp.com>
3103 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
3105 2011-03-03 Jakub Jelinek <jakub@redhat.com>
3108 * gimplify.c (omp_add_variable): Only call omp_notice_variable
3109 on TYPE_SIZE_UNIT if it is a DECL.
3112 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
3113 first operand is not is_gimple_mem_ref_addr, try to fold it.
3114 If the operand still isn't is_gimple_mem_ref_addr, clear
3117 2011-03-03 Richard Guenther <rguenther@suse.de>
3120 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
3122 (refs_may_alias_p_1): For release branches return true if
3123 we are confused by our input.
3125 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3127 * config/s390/s390.c (s390_function_value): Rename to ...
3128 (s390_function_and_libcall_value): ... this.
3129 (s390_function_value): New function.
3130 (s390_libcall_value): New function.
3131 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
3132 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
3133 target macro definitions.
3134 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
3136 2011-03-02 Joseph Myers <joseph@codesourcery.com>
3138 * config/i386/freebsd64.h (CC1_SPEC): Define.
3139 * config/i386/linux64.h (CC1_SPEC): Define.
3140 * config/i386/x86-64.h (CC1_SPEC): Don't define.
3142 2011-03-02 Anatoly Sokolov <aesok@post.ru>
3144 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
3146 * config/stormy16/stormy16.c: Include reload.h.
3147 (xstormy16_memory_move_cost): New function.
3148 (TARGET_MEMORY_MOVE_COST): Define.
3150 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
3152 PR rtl-optimization/47925
3153 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
3154 with side effects. Remove the more-specific check for volatile asms.
3156 2011-03-02 Alan Modra <amodra@gmail.com>
3159 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
3160 toc relative addresses for valid offsets.
3162 2011-03-01 Richard Guenther <rguenther@suse.de>
3164 PR tree-optimization/47890
3165 * tree-vect-loop.c (get_initial_def_for_induction): Set
3166 related stmt properly.
3168 2011-03-01 Richard Guenther <rguenther@suse.de>
3171 * lto-streamer.c (lto_record_common_node): Also register
3174 2011-03-01 Richard Guenther <rguenther@suse.de>
3177 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
3178 Do not stream DECL_ABSTRACT_ORIGIN.
3179 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
3180 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
3181 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3182 Do not stream DECL_ABSTRACT_ORIGIN.
3183 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
3184 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
3186 2011-02-28 Anatoly Sokolov <aesok@post.ru>
3188 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
3189 FUNCTION_VALUE_REGNO_P): Remove.
3190 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
3191 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
3192 Add 'outgoing' argument.
3193 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
3195 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
3196 TARGET_FUNCTION_VALUE_REGNO_P): Define.
3198 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
3201 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
3202 (lookup_filename): Likewise.
3203 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
3205 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
3206 Jakub Jelinek <jakub@redhat.com>
3209 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
3210 (assign_stack_local_1): Change last argument type to int.
3211 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
3212 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
3213 don't record padding space into frame_space_list nor use those areas.
3214 (assign_stack_local): Adjust caller.
3215 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
3216 of assign_stack_local, pass 0 as last argument.
3217 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
3220 2011-02-28 Jakub Jelinek <jakub@redhat.com>
3223 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
3224 Use target address_mode and pointer_mode hooks instead of hardcoded
3225 Pmode and ptr_mode. Handle some simple cases of extending if
3226 POINTERS_EXTEND_UNSIGNED < 0.
3227 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
3228 Call convert_debug_memory_address.
3229 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
3230 convert_debug_memory_address.
3233 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
3234 * configure: Regenerated.
3235 * config.in: Regenerated.
3236 * varasm.c (default_function_section): Return NULL
3237 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
3239 2011-02-28 Martin Jambor <mjambor@suse.cz>
3241 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
3242 the description to match the printed values.
3244 2011-02-28 Richard Guenther <rguenther@suse.de>
3246 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
3247 of the copied scope tree.
3249 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3251 * doc/extend.texi (Function Attributes): Avoid deeply (and
3252 wrongly) nested tables.
3254 2011-02-27 Jakub Jelinek <jakub@redhat.com>
3257 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
3258 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
3259 r isn't op0 nor op1.
3261 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
3263 * config/avr/avr.md: Remove magic comment for emacs.
3265 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
3268 * config/avr/avr.c (avr_option_override): Use error on bad options.
3269 (avr_help): New function.
3270 (TARGET_HELP): Define.
3272 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
3275 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
3276 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
3278 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
3280 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
3281 (ARM Options): Ditto.
3282 (i386 and x86-64 Options): Ditto.
3283 (RX Options): Ditto.
3284 (SPARC Options): Ditto.
3286 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
3288 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
3289 FreeBSD 6 and later. Generally use cpu generic.
3291 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3293 * doc/cpp.texi: Update copyright years.
3295 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
3298 * config/lm32/lm32.md (ashrsi3): Added needed variable.
3300 2011-02-25 Jon Beniston <jon@beniston.com>
3303 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
3304 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
3305 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
3306 (lm32_block_move_inline): Add type cast to remove warning.
3307 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
3308 (gen_int_relational): Move declarations to start of function.
3310 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
3312 PR tree-optimization/45470
3313 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
3314 can throw internally only.
3315 * tree-vect-stmts.c (vectorizable_call): Likewise.
3317 2011-02-24 Anatoly Sokolov <aesok@post.ru>
3319 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
3320 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
3321 * config/stormy16/stormy16-protos.h
3322 (xstormy16_preferred_reload_class): Remove.
3323 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
3324 static. Change 'rclass' argument and return type to reg_class_t.
3325 (TARGET_PREFERRED_RELOAD_CLASS,
3326 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
3328 2011-02-24 Richard Guenther <rguenther@suse.de>
3330 * lto-streamer-in.c (input_bb): Do not find referenced vars
3331 in debug statements.
3333 2011-02-23 Jason Merrill <jason@redhat.com>
3335 * common.opt (fabi-version): Document v5 and v6.
3337 2011-02-23 Richard Guenther <rguenther@suse.de>
3339 PR tree-optimization/47849
3340 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
3342 2011-02-23 Jie Zhang <jie@codesourcery.com>
3344 * opts-common.c (decode_cmdline_option): Print empty string
3345 argument as "" in decoded->orig_option_with_args_text.
3346 * gcc.c (execute): Print empty string argument as ""
3347 in the verbose output.
3348 (do_spec_1): Keep empty string argument.
3350 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
3352 * config.gcc: Declare score-* and crx-* obsolete.
3354 2011-02-23 Jie Zhang <jie@codesourcery.com>
3356 PR rtl-optimization/47763
3357 * web.c (web_main): Ignore naked clobber when replacing register.
3359 2011-02-22 Anatoly Sokolov <aesok@post.ru>
3361 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
3364 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
3367 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
3369 2011-02-22 Mike Stump <mikestump@comcast.net>
3371 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
3373 * configure: Regenerate.
3375 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
3377 PR rtl-optimization/46002
3378 * ira-color.c (update_copy_costs): Change class intersection
3379 test to reg_class_contents[] test of 'hard_regno'.
3381 2011-02-21 Joseph Myers <joseph@codesourcery.com>
3383 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
3385 * config/hpux11.opt (mt): Likewise.
3386 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
3387 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
3388 * config/vax/elf.opt (mno-asm-pic): Likewise.
3389 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
3391 2011-02-21 Mike Stump <mikestump@comcast.net>
3394 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
3395 tree so we can get save the type.
3396 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
3397 for CFString instead of trying to use past the end of the builtins.
3398 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
3399 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
3400 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
3401 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
3402 Rename to darwin_builtin_cfstring.
3403 (darwin_init_cfstring_builtins): Return the built type.
3405 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
3408 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
3409 (_mm256_insert_epi64): Use _mm_insert_epi64.
3411 2011-02-21 Anatoly Sokolov <aesok@post.ru>
3413 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3414 * config/stormy16/stormy16-protos.h
3415 (xstormy16_mode_dependent_address_p): Remove.
3416 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
3417 Make static. Change return type to bool. Change argument type to
3418 const_rtx. Remove dead code.
3419 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3421 2011-02-21 Richard Guenther <rguenther@suse.de>
3424 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
3425 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
3426 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
3428 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3429 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
3431 2011-02-20 Richard Guenther <rguenther@suse.de>
3434 * tree.c (free_lang_data_in_decl): Clean builtins from
3435 the TU decl BLOCK_VARS.
3437 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
3441 * haifa-sched.c (fix_tick_ready): Skip tick computation
3444 2011-02-19 Richard Guenther <rguenther@suse.de>
3447 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
3448 Remove lazy BLOCK_VARS streaming.
3449 (lto_input_ts_block_tree_pointers): Likewise.
3450 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
3452 2011-02-19 Joseph Myers <joseph@codesourcery.com>
3454 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
3456 2011-02-19 Joseph Myers <joseph@codesourcery.com>
3458 * config/i386/biarch32.h, config/i386/mach.h,
3459 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
3461 2011-02-19 Jakub Jelinek <jakub@redhat.com>
3464 * config/i386/i386.md (peephole2 for shift and plus): Use
3465 operands[1] original mode in the first insn.
3467 2011-02-18 Mike Stump <mikestump@comcast.net>
3469 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
3471 2011-02-18 Jan Hubicka <jh@suse.cz>
3474 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
3475 to zero when the function is not inlinable at all.
3477 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3479 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
3480 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
3481 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
3482 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
3483 * config/pa/t-pa64: Likewise.
3484 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
3486 2011-02-18 Jakub Jelinek <jakub@redhat.com>
3489 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
3491 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3494 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
3496 2011-02-18 Anatoly Sokolov <aesok@post.ru>
3498 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
3499 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
3500 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
3501 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
3502 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
3503 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
3504 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
3505 m32r_load_postinc_p, m32r_store_preinc_predec_p,
3506 m32r_legitimate_address_p): New functions.
3507 * config/m32r/constraints.md (constraint "S"): Don't use
3508 STORE_PREINC_PREDEC_P.
3509 (constraint "U"): Don't use LOAD_POSTINC_P.
3511 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
3513 PR rtl-optimization/46178
3514 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
3515 compute ira_hard_regno_cover_class[].
3517 2011-02-18 Richard Guenther <rguenther@suse.de>
3520 * lto-streamer.h (lto_global_var_decls): Declare.
3521 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
3522 statics for global var processing.
3524 2011-02-18 Richard Guenther <rguenther@suse.de>
3526 PR tree-optimization/47737
3527 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
3528 edge dominance check.
3530 2011-02-18 Jakub Jelinek <jakub@redhat.com>
3533 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
3534 avoid invalid rtx sharing.
3536 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
3538 * doc/cpp.texi (Obsolete Features): Add background on the
3539 origin of assertions.
3541 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
3543 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
3545 * config/darwin.c (output_objc_section_asm_op): Added support for
3547 (is_objc_metadata): New.
3548 (darwin_objc2_section): New.
3549 (darwin_objc1_section): New.
3550 (machopic_select_section): Added support for ABI v1 and v2.
3551 (darwin_emit_objc_zeroed): New.
3552 (darwin_output_aligned_bss): Detect objc metadata and treat it
3554 (darwin_asm_output_aligned_decl_common): Same.
3555 (darwin_asm_output_aligned_decl_local): Same.
3556 * config/darwin-sections.def: Updated for ABI v1 and v2.
3557 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
3558 compiling Objective-C code for the NeXT runtime, default to using
3559 ABI version 0 for 32-bit, and version 2 for 64-bit.
3561 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3563 * common.opt (optimize_fast): New Variable.
3564 * opts.c (default_options_optimization): Use opts->x_optimize_fast
3565 instead of local variable ofast.
3567 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
3569 * doc/invoke.texi (fobjc-abi-version): Documented.
3570 (fobjc-nilcheck): Documented.
3571 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
3574 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3577 * common.opt (export-dynamic): New Driver option.
3578 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
3580 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3582 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
3584 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
3585 Jan Hubicka <jh@suse.cz>
3589 * cfgexpand.c (account_used_vars_for_block): Remove.
3590 (estimated_stack_frame_size): Use referenced vars.
3591 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
3592 that were referenced in the original function. Test src_fn
3593 rather than cfun. Drop redundant get_var_ann.
3594 (setup_one_parameter): Drop redundant get_var_ann.
3595 (declare_return_variable): Likewise.
3596 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
3597 (copy_arguments_for_versioning): Drop redundant get_var_ann.
3598 * ipa-inline.c (compute_inline_parameters): Do not compute
3599 disregard_inline_limits here.
3600 (compute_inlinable_for_current, pass_inlinable): New.
3601 (pass_inline_parameters): Require PROP_referenced_vars.
3602 * cgraphunit.c (cgraph_process_new_functions): Don't run
3603 compute_inline_parameters explicitly unless function is in SSA form.
3604 (cgraph_analyze_function): Set .disregard_inline_limits.
3605 * tree-sra.c (convert_callers): Compute inliner parameters
3606 only for functions already in SSA form.
3608 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3610 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
3611 -mlittle-endian-data.
3613 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3615 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
3616 -mno-fpu, not -fpu and -no-fpu.
3617 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
3618 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
3620 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
3623 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
3624 input reload with PLUS RTX.
3626 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3628 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
3629 of InverseVar(MDMX).
3631 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3633 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
3636 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3638 * config/mn10300/mn10300.opt (mno-crt0): New.
3640 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3642 * config/m68k/uclinux.opt (static-libc): New Driver option.
3644 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3646 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
3648 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3650 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
3651 %{muser-extend-enabled}.
3653 2011-02-16 Richard Guenther <rguenther@suse.de>
3655 PR tree-optimization/47738
3656 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
3657 the TODO from tree_predictive_commoning.
3659 2011-02-15 Jeff Law <law@redhat.com>
3662 2011-01-25 Jeff Law <law@redhat.com>
3664 PR rtl-optimization/37273
3665 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3666 handle them like argument loads from stack slots. Do not double
3667 count memory for memory constants and argument loads from stack slots.
3669 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
3672 * combine.c (cant_combine_insn_p): Revert the last change.
3674 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3677 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
3678 mode for vector constants. Remove code that checks for TImode.
3680 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3684 * cgraph.h (compute_inline_parameters): Return void.
3685 * ipa-inline.c (compute_inline_parameters): Adjust.
3687 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3691 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
3693 * cfgexpand.c (estimated_stack_frame_size): Likewise.
3694 * ipa-inline.c (compute_inline_parameters): Adjust.
3696 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3700 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
3701 Adjust all users. Pass FN to...
3702 * tree-flow-inline.h (first_referenced_var): ... this. Add
3704 * ipa-struct-reorg.c: Adjust.
3705 * tree-dfa.c: Adjust.
3706 * tree-into-ssa.c: Adjust.
3707 * tree-sra.c: Adjust.
3708 * tree-ssa-alias.c: Adjust.
3709 * tree-ssa-live.c: Adjust.
3710 * tree-ssa.c: Adjust.
3711 * tree-ssanames.c: Adjust.
3712 * tree-tailcall.c: Adjust.
3714 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3718 * tree-flow.h (referenced_var_lookup): Add fn parameter.
3720 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
3721 * tree-flow-inline.h: Adjust.
3722 * gimple-pretty-print.c: Adjust.
3723 * tree-into-ssa.c: Adjust.
3724 * tree-ssa.c: Adjust.
3725 * cfgexpand.c: Adjust.
3727 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3729 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
3730 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3731 (EXTRA_CONSTRAINT): Delete.
3732 * config/iq2000/constraints.md: New file.
3733 * config/iq2000/iq2000.md: Include it.
3734 (define_insn ""): Delete.
3735 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
3736 unsupported constraint letters from patterns.
3737 (call_value, call_value_internal1): Likewise.
3738 (call_value_multiple_internal1): Likewise.
3740 2011-02-15 Nick Clifton <nickc@redhat.com>
3742 * config/mn10300/mn10300.c: Include tm-constrs.h.
3743 (struct liw_data): New data structure describing an LIW candidate
3745 (extract_bundle): Use struct liw_data. Allow small integer
3746 operands for some instructions.
3747 (check_liw_constraints): Use struct liw_data. Remove swapped
3748 parameter. Add comments describing the checks. Fix bug when
3749 assigning the source of liw1 to the source of liw2.
3750 (liw_candidate): Delete. Code moved into extract_bundle.
3751 (mn10300_bundle_liw): Use struct liw_data. Check constraints
3753 * config/mn10300/predicates.md (liw_operand): New predicate.
3754 Allows registers and small integer constants.
3755 * config/mn10300/constraints.md (O): New constraint. Accetps
3756 integers in the range -8 to +7 inclusive.
3757 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
3758 for moving a small integer into a register. Give this alternative
3760 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
3761 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
3762 using the J,K,L and M constraints,
3763 (liw): Remove SI mode on second operands to allow for HI and QI
3765 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
3768 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
3771 * combine.c (cant_combine_insn_p): Check zero/sign extended
3774 2011-02-15 Richard Guenther <rguenther@suse.de>
3776 PR tree-optimization/47743
3777 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
3778 for a non-type-compatible VN lookup bail out.
3780 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3782 * config/fr30/constraints.md: New file.
3783 * config/fr30/fr30.md: Include it.
3784 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
3785 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3786 (EXTRA_CONSTRAINT): Delete.
3788 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3790 * config/frv/constraints.md: New file.
3791 * config/frv/predicates.md: Include it.
3792 * config/frv/frv.c (reg_class_from_letter): Delete.
3793 (frv_option_override): Don't initialize it.
3794 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
3795 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
3796 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
3797 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
3798 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
3799 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3800 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
3801 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
3802 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
3803 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
3804 (REG_CLASS_FROM_CONSTRAINT): Delete.
3806 2011-02-15 Jakub Jelinek <jakub@redhat.com>
3809 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
3810 if frame size is 0 in a leaf function.
3812 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3815 * config/alpha/host-osf.c: New file.
3816 * config/alpha/x-osf: New file.
3817 * config.host (alpha*-dec-osf*): Use it.
3819 2011-02-14 Anatoly Sokolov <aesok@post.ru>
3821 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3822 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
3823 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
3824 (rx_mode_dependent_address_p): ...this. Make static. Change argument
3826 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3828 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3830 * config/stormy16/constraints.md: New file.
3831 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
3832 Use satisfies_constraint_Q and satisfies_constraint_R.
3833 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
3835 (xstormy16_legitiamte_address_p): Declare.
3836 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
3837 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3838 (EXTRA_CONSTRAINT): Delete.
3839 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
3841 (xstormy16_extra_constraint_p): Delete.
3843 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
3845 PR tree-optimization/46494
3846 * loop-unroll.c (split_edge_and_insert): Adjust comment.
3847 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
3848 (pass_rtl_loop_done): Add TODO_verify_flow.
3849 * fwprop.c (pass_rtl_fwprop): Likewise.
3850 * modulo-sched.c (pass_sms): Likewise.
3851 * tree-ssa-dom.c (pass_dominator): Likewise.
3852 * tree-ssa-loop-ch.c (pass_ch): Likewise.
3853 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
3854 (pass_tree_loop_done): Likewise.
3855 * tree-ssa-pre.c (execute_pre): Likewise.
3856 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
3857 * tree-ssa-sink.c (pass_sink_code): Likewise.
3858 * tree-vrp.c (pass_vrp): Likewise.
3860 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3862 * config/v850/constraints.md: New file.
3863 * config/v850/v850.md: Include it.
3864 * config/v850/predicates.md (reg_or_0_operand): Use
3865 satisfies_constraint_G.
3866 (special_symbolref_operand): Use satisfies_constraint_K.
3867 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
3868 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
3869 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
3870 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
3871 (EXTRA_CONSTRAINT): Delete.
3872 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
3873 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
3874 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
3876 2011-02-14 Anatoly Sokolov <aesok@post.ru>
3879 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
3882 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3884 * config/mcore/constraints.md: New file.
3885 * config/mcore/mcore.md: Include it.
3886 * config/mcore/mcore.c (reg_class_from_letter): Delete.
3887 * config/mcore/mcore.h (reg_class_from_letter): Delete.
3888 (REG_CLASS_FROM_LETTER): Delete.
3889 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
3890 insn_const_int_ok_for_constraint.
3891 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
3892 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
3893 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3894 (EXTRA_CONSTRAINT): Delete.
3896 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3899 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
3900 (IS_SIGHANDLER): Define.
3901 (sparc64_is_sighandler): New function, split off from
3902 sparc64_fallback_frame_state.
3903 (sparc_is_sighandler): New function, split off from
3904 sparc_fallback_frame_state.
3905 (sparc64_fallback_frame_state): Merge with ...
3906 (sparc_fallback_frame_state): ... this into ...
3907 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
3908 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
3909 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
3910 stack instead of hardcoded offsets.
3912 2011-02-14 Andriy Gapon <avg@freebsd.org>
3915 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
3917 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3919 * configure: Regenerate.
3921 2011-02-12 Joseph Myers <joseph@codesourcery.com>
3924 * gcc.c (asm_options): Correct spec matching --target-help.
3926 2011-02-12 Martin Jambor <mjambor@suse.cz>
3928 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
3929 to gimple call error.
3931 2011-02-12 Mike Stump <mikestump@comcast.net>
3933 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
3934 comments in backslash regions.
3936 2011-02-12 Mike Stump <mikestump@comcast.net>
3937 Jakub Jelinek <jakub@redhat.com>
3938 Iain Sandoe <iains@gcc.gnu.org>
3941 * dwarf2out.c (output_cfa_loc): When required, apply the
3942 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
3943 (output_loc_sequence): Likewise.
3944 (output_loc_operands_raw): Likewise.
3945 (output_loc_sequence_raw): Likewise.
3946 (output_cfa_loc): Likewise.
3947 (output_loc_list): Suppress register number adjustment when
3948 calling output_loc_sequence()
3949 (output_die): Likewise.
3951 2011-02-12 Anatoly Sokolov <aesok@post.ru>
3953 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
3955 * config/xtensa/xtensa.c (xtensa_register_move_cost,
3956 xtensa_memory_move_cost): New functions.
3957 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
3959 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
3962 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
3963 in the current directory.
3964 * configure: Rebuilt.
3966 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
3968 * config/darwin.c (darwin_override_options): Add a hunk missed
3969 from the commit of r168571. Trim comment line lengths and
3970 correct indents of the preceding block.
3972 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
3974 * gcc.c (driver_handle_option): Concatenate the argument to -F with
3977 2011-02-11 Joseph Myers <joseph@codesourcery.com>
3979 * common.opt (nostartfiles): New Driver option.
3981 2011-02-11 Xinliang David Li <davidxl@google.com>
3983 PR tree-optimization/47707
3984 * tree-chrec.c (convert_affine_scev): Keep type precision.
3986 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
3988 PR tree-optimization/47420
3989 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
3991 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
3993 PR rtl-optimization/47614
3994 * rtl.h (check_for_inc_dec): Declare.
3995 * dse.c (check_for_inc_dec): Externalize...
3996 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
3997 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
3999 2011-02-11 Joseph Myers <joseph@codesourcery.com>
4002 * gcc.c (main): Do not compile inputs if there were errors in
4004 * opts-common.c (read_cmdline_option): Check for wrong language
4005 after other error checks.
4007 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
4009 * cgraph.c: Fix comment typos.
4010 * cgraph.h: Likewise.
4011 * cgraphunit.c: Likewise.
4012 * ipa-cp.c: Likewise.
4013 * ipa-inline.c: Likewise.
4014 * ipa-prop.c: Likewise.
4015 * ipa-pure-const.c: Likewise.
4016 * ipa-ref.c: Likewise.
4017 * ipa-reference.c: Likewise.
4019 2011-02-11 Jakub Jelinek <jakub@redhat.com>
4022 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
4024 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4027 * doc/sourcebuild.texi (Require Support): Document
4028 dg-require-ascii-locale.
4030 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
4032 * doc/lto.texi (Write summary): Fix missing parentheses.
4034 2011-02-10 DJ Delorie <dj@redhat.com>
4036 * config/m32c/m32c.c (m32c_option_override): Disable
4037 -fcombine-stack-adjustments until flag value tracking and compare
4038 optimization can be rewritten.
4040 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
4042 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
4044 (PROCESSOR_DEFAULT64): Likewise.
4046 2011-02-10 Richard Henderson <rth@redhat.com>
4048 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
4049 change from 2011-02-03.
4050 * config/rx/rx.c (flags_from_code): Likewise.
4051 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
4052 is valid, n/pz otherwise.
4053 (rx_select_cc_mode): Return CCmode if Y is not zero.
4055 2011-02-10 Richard Guenther <rguenther@suse.de>
4057 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
4059 2011-02-10 Richard Guenther <rguenther@suse.de>
4061 PR tree-optimization/47677
4062 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
4064 2011-02-10 Jakub Jelinek <jakub@redhat.com>
4067 * combine.c (make_compound_operation): Only change shifts into
4068 multiplication for SCALAR_INT_MODE_P.
4070 2011-02-10 Jie Zhang <jie@codesourcery.com>
4074 2011-02-05 Jie Zhang <jie@codesourcery.com>
4076 * web.c (entry_register): Don't clobber the number of the
4077 first uninitialized reference in used[].
4079 2011-02-09 Richard Guenther <rguenther@suse.de>
4081 PR tree-optimization/47664
4082 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
4085 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
4089 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
4091 (PROCESSOR_DEFAULT64): Same.
4092 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
4094 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4096 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
4098 2011-02-09 Martin Jambor <mjambor@suse.cz>
4101 * tree-sra.c (struct access): New flags grp_scalar_read and
4102 grp_scalar_write. Changed description of assignment read and write
4104 (dump_access): Dump new flags, reorder all of them.
4105 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
4106 to detect multiple scalar reads.
4107 (analyze_access_subtree): Use the new scalar read write flags instead
4108 of the old flags. Adjusted comments.
4110 2011-02-08 DJ Delorie <dj@redhat.com>
4113 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
4116 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4118 * config/m68k/uclinux.opt: New.
4119 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
4121 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4123 * config/cris/elf.opt (sim): New Driver option.
4125 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4127 * config/xtensa/elf.opt: New.
4128 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
4130 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4132 * config/vax/elf.opt: New.
4133 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
4135 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4137 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
4139 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4141 * config/gnu-user.opt: New.
4142 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
4143 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
4144 *-*-uclinux*): Use gnu-user.opt.
4146 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
4148 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
4149 * config/i386/gnu.h (CPP_SPEC): Likewise.
4151 2011-02-08 Ian Lance Taylor <iant@google.com>
4153 * common.opt (fcx-limited-range): Add SetByCombined flag.
4154 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
4155 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
4156 (fassociative-math, freciprocal-math): Likewise.
4157 (funsafe-math-optimizations): Likewise.
4158 * opth-gen.awk: Handle SetByCombined.
4159 * optc-gen.awk: Likewise.
4160 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
4161 (set_unsafe_math_optimizations_flags): Likewise.
4162 * doc/options.texi (Option properties): Document SetByCombined.
4164 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4166 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
4167 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
4168 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
4169 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
4170 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
4172 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
4174 PR tree-optimization/46834
4175 PR tree-optimization/46994
4176 PR tree-optimization/46995
4177 * graphite-sese-to-poly.c (used_outside_reduction): New.
4178 (detect_commutative_reduction): Call used_outside_reduction.
4179 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
4180 translate_scalar_reduction_to_array only when at least one
4181 loop-phi/close-phi tuple has been detected.
4183 2011-02-08 Richard Guenther <rguenther@suse.de>
4186 * tree-vect-generic.c (expand_vector_operations_1): Update
4188 (expand_vector_operations): ... not here. Cleanup EH info
4189 and the CFG if required.
4191 2011-02-08 Richard Guenther <rguenther@suse.de>
4193 PR tree-optimization/47641
4194 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
4195 require type compatibility.
4197 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4199 * gimple-low.c (lower_function_body): Don't remove the location of
4200 the return statement here.
4201 (lower_gimple_return): Do it here instead but only if the return
4202 statement is actually used twice.
4204 2011-02-08 Richard Guenther <rguenther@suse.de>
4206 PR tree-optimization/47632
4207 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
4208 unused up_to_stmt parameter, return whether cfg-cleanup is
4209 necessary, remove EH info properly.
4210 (forward_propagate_into_gimple_cond): Adjust caller.
4211 (forward_propagate_into_cond): Likewise.
4212 (forward_propagate_comparison): Likewise.
4213 (tree_ssa_forward_propagate_single_use_vars): Make
4214 forward_propagate_comparison case similar to the two others.
4216 2011-02-08 Nick Clifton <nickc@redhat.com>
4218 * config/mn10300/mn10300.opt (mliw): New command line option.
4219 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
4220 (liw_bundling): New automaton.
4221 (liw): New attribute.
4222 (liw_op): New attribute.
4223 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
4224 (movsi_internal): Add LIW attributes.
4228 (addsi3): Separate register and immediate alternatives.
4233 (lshrsi3): Likewise.
4234 (ashrsi3): Likewise.
4236 * config/mn10300/mn10300.c (liw_op_names): New
4237 (mn10300_print_operand): Handle 'W' operand descriptor.
4238 (extract_bundle): New function.
4239 (check_liw_constraints): New function.
4240 (liw_candidate): New function.
4241 (mn10300_bundle_liw): New function.
4242 (mn10300_reorg): New function.
4243 (TARGET_MACHINE_DEPENDENT_REORG): Define.
4244 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
4245 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
4246 __LIW__ or __NO_LIW__.
4247 * doc/invoke.texi: Describe the -mliw command line option.
4249 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4251 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
4252 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
4253 pthread_mutex_unlock): Remove.
4254 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
4255 * config/pa/t-pa64: Likewise.
4256 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
4257 shared libc if not linking against libpthread.
4258 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4260 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
4263 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
4264 on 10.6 and later to ensure that we always use the unwinder from
4265 the system. Only add -no_compact_unwind when tarteting darwin
4268 2011-02-07 Steve Ellcey <sje@cup.hp.com>
4271 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
4272 (vec_interleave_lowv2sf): Ditto.
4273 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
4274 (vec_extract_oddv2sf): Ditto.
4276 2011-02-07 Mike Stump <mikestump@comcast.net>
4279 Add __ieee_divdc3 entry point.
4280 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
4282 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
4283 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
4284 * config/darwin.c (darwin_rename_builtins): Add.
4285 * config/darwin-protos.h (darwin_rename_builtins): Add.
4287 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4290 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
4293 2011-02-07 Mike Stump <mikestump@comcast.net>
4295 * config/darwin.opt (mmacosx-version-min): Update default OS version.
4297 2011-02-07 Denis Chertykov <chertykov@gmail.com>
4300 * config/avr/libgcc.S (exit): Move .endfunc
4302 2011-02-07 Richard Guenther <rguenther@suse.de>
4304 PR tree-optimization/47615
4305 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
4306 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
4307 (run_scc_vn): Initialize it.
4308 (visit_reference_op_load): Use it.
4309 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
4311 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4313 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
4314 DImode trapping arithmetic libfuncs.
4316 2011-02-07 Richard Guenther <rguenther@suse.de>
4318 PR tree-optimization/47621
4319 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
4321 (execute_update_addresses_taken): ... here. Make it more
4322 conservative in what we accept.
4324 2011-02-06 Joseph Myers <joseph@codesourcery.com>
4326 * config/sparc/freebsd.h (ASM_SPEC): Define.
4327 * config/sparc/vxworks.h (ASM_SPEC): Define.
4329 2011-02-06 Joseph Myers <joseph@codesourcery.com>
4331 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4333 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
4335 * doc/invoke.texi: Remove reference to compiler internals from
4338 * reg-notes.def: Remove REG_VALUE_PROFILE.
4339 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
4341 2011-02-05 Jakub Jelinek <jakub@redhat.com>
4344 * varasm.c (default_section_type_flags): If decl is NULL,
4345 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
4347 2011-02-05 Jie Zhang <jie@codesourcery.com>
4350 * web.c (entry_register): Don't clobber the number of the
4351 first uninitialized reference in used[].
4353 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
4355 PR tree-optimization/46194
4356 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
4357 (build_classic_dist_vector_1): Do not represent classic distance
4358 vectors when the access functions are variating in different loops.
4360 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4362 * config/mips/iris6.opt: New.
4363 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
4365 2011-02-04 Richard Henderson <rth@redhat.com>
4366 Steve Ellcey <sje@cup.hp.com>
4369 * config/ia64/predicates.md (mux1_brcst_element): New.
4370 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
4371 * config/ia64/ia64.c (ia64_unpack_assemble): New.
4372 (ia64_unpack_sign): New.
4373 (ia64_expand_unpack): Rewrite using new routines.
4374 (ia64_expand_widen_sum): Ditto.
4375 (ia64_expand_dot_prod_v8qi): Ditto.
4376 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
4377 routines, add endian check.
4378 (pmpy2_even): Rename from pmpy2_r, add endian check.
4379 (pmpy2_odd): Rename from pmpy2_l, add endian check.
4380 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
4381 (vec_widen_smult_hi_v4hi): Ditto.
4382 (vec_widen_umult_lo_v4hi): Ditto.
4383 (vec_widen_umult_hi_v4hi): Ditto.
4384 (mulv2si3): Change endian checks.
4385 (sdot_prodv4hi): Rewrite with new calls.
4386 (udot_prodv4hi): New.
4387 (vec_pack_ssat_v4hi): Add endian check.
4388 (vec_pack_usat_v4hi): Ditto.
4389 (vec_pack_ssat_v2si): Ditto.
4390 (max1_even): Rename from max1_r, add endian check.
4391 (max1_odd): Rename from max1_l, add endian check.
4392 (*mux1_rev): Format change.
4394 (*mux1_shuf): Ditto.
4396 (*mux1_brcst_v8qi): Use new predicate.
4397 (vec_extract_evenv8qi): Remove endian check.
4398 (vec_extract_oddv8qi): Ditto.
4399 (vec_interleave_lowv4hi): Format change.
4400 (vec_interleave_highv4hi): Ditto.
4401 (mix2_even): Rename from mix2_r, add endian check.
4402 (mix2_odd): Rename from mux2_l, add endian check.
4403 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
4404 (vec_extract_evenodd_helper): Format change.
4405 (vec_extract_evenv4hi): Remove endian check.
4406 (vec_extract_oddv4hi): Remove endian check.
4407 (vec_interleave_lowv2si): Format change.
4408 (vec_interleave_highv2si): Format change.
4409 (vec_initv2si): Remove endian check.
4410 (vecinit_v2si): Add endian check.
4411 (reduc_splus_v2sf): Add endian check.
4412 (reduc_smax_v2sf): Ditto.
4413 (reduc_smin_v2sf): Ditto.
4414 (vec_initv2sf): Remove endian check.
4415 (fpack): Add endian check.
4416 (fswap): Add endian check.
4417 (vec_interleave_highv2sf): Add endian check.
4418 (vec_interleave_lowv2sf): Add endian check.
4419 (fmix_lr): Add endian check.
4420 (vec_setv2sf): Format change.
4421 (*vec_extractv2sf_0_be): Use shift to extract operand.
4422 (*vec_extractv2sf_1_be): New.
4423 (vec_pack_trunc_v4hi): Add endian check.
4424 (vec_pack_trunc_v2si): Format change.
4426 2011-02-04 Jakub Jelinek <jakub@redhat.com>
4429 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
4430 do bb, locus and block comparison and disallow loads if it is not set.
4431 (stmt_is_replaceable_p): New function.
4432 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
4434 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
4435 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
4437 * tree-flow.h (stmt_is_replaceable_p): New prototype.
4439 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4441 * config/rs6000/xilinx.opt: New.
4442 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
4444 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4446 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
4448 2011-02-03 Anatoly Sokolov <aesok@post.ru>
4450 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
4451 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
4452 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
4453 secondary_reload_info, xtensa_secondary_reload): Remove.
4454 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
4455 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
4456 (xtensa_preferred_reload_class): Make static. Change return and
4457 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
4458 Use CONST_DOUBLE_P predicate.
4459 (xtensa_preferred_output_reload_class): New function.
4460 (xtensa_secondary_reload): Make static.
4462 2011-02-03 Joseph Myers <joseph@codesourcery.com>
4464 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
4465 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
4466 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
4468 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4471 * output.h (SECTION_RELRO): Define.
4472 (SECTION_MACH_DEP): Adjust.
4473 (get_variable_section): New prototype.
4474 * varpool.c (varpool_finalize_named_section_flags): New function.
4475 (varpool_assemble_pending_decls): Call it.
4476 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
4477 * cgraphunit.c (cgraph_output_in_order): Call
4478 varpool_finalize_named_section_flags.
4479 * varasm.c (get_section): Allow section flags conflicts between
4480 relro and read-only sections if the section hasn't been declared yet.
4481 Set SECTION_OVERRIDE after diagnosing section type conflict.
4482 (get_variable_section): No longer static.
4483 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
4484 readonly sections that need relocations.
4485 (decl_readonly_section_1): New function.
4486 (decl_readonly_section): Use it.
4489 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
4490 Steve Ellcey <sje@cup.hp.com>
4493 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
4494 if section attribute used.
4496 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4498 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
4499 * config/darwin.c (SECTION_NO_ANCHOR): Define.
4500 (darwin_init_sections): Remove assertion.
4502 2011-02-03 Nick Clifton <nickc@redhat.com>
4504 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
4506 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
4507 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
4508 instead of "n" and "pz".
4509 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
4512 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4515 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
4516 fma, expand FMA_EXPR as fma{,f,l} call.
4519 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
4520 copy them into a unsigned char variable and pass address of it to
4521 lto_output_data_stream.
4524 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
4525 around backend_init_target and lang_dependent_init_target calls.
4526 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
4527 (verify_cgraph_node): Don't call set_cfun here. Use
4528 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
4529 Set error_found for incorrectly represented calls to thunks.
4531 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
4534 PR rtl-optimization/43494
4535 * rtl.h (for_each_inc_dec_fn): New type.
4536 (for_each_inc_dec): Declare.
4537 * rtlanal.c (struct for_each_inc_dec_ops): New type.
4538 (for_each_inc_dec_find_inc_dec): New fn.
4539 (for_each_inc_dec_find_mem): New fn.
4540 (for_each_inc_dec): New fn.
4541 * dse.c (struct insn_size): Remove.
4542 (replace_inc_dec, replace_inc_dec_mem): Remove.
4543 (emit_inc_dec_insn_before): New fn.
4544 (check_for_inc_dec): Use it, along with for_each_inc_dec.
4545 (canon_address): Pass mem modes to cselib_lookup.
4546 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
4547 (cselib_lookup_from_insn): Likewise.
4548 (cselib_subst_to_values): Likewise.
4549 * cselib.c (find_slot_memmode): New var.
4550 (cselib_find_slot): New fn. Use it instead of
4551 htab_find_slot_with_hash everywhere.
4552 (entry_and_rtx_equal_p): Use find_slot_memmode.
4553 (autoinc_split): New fn.
4554 (rtx_equal_for_cselib_p): Rename and implement in terms of...
4555 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
4556 Deal with autoinc. Special-case recursion into MEMs.
4557 (cselib_hash_rtx): Likewise.
4558 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
4559 address and MEM modes.
4560 (cselib_subst_to_values): Add memmode, pass it on.
4562 (cselib_lookup): Add memmode argument, pass it on.
4563 (cselib_lookup_from_insn): Add memmode.
4564 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
4565 (struct cselib_record_autoinc_data): New.
4566 (cselib_record_autoinc_cb): New fn.
4567 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
4568 mode to cselib_lookup. Reset autoinced REGs here instead of...
4569 (cselib_process_insn): ... here.
4570 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
4572 (add_uses): Likewise, also to cselib_subst_to_values.
4573 (add_stores): Likewise.
4574 * sched-deps.c (add_insn_mem_dependence): Pass mode to
4575 cselib_subst_to_values.
4576 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
4577 * gcse.c (do_local_cprop): Adjusted.
4578 * postreload.c (reload_cse_simplify_set): Adjusted.
4579 (reload_cse_simplify_operands): Adjusted.
4580 * sel-sched-dump (debug_mem_addr_value): Pass mode.
4582 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
4584 PR tree-optimization/45122
4585 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
4586 unsafe assumptions when there's more than one loop exit.
4588 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4591 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
4592 Document using vector double with the load/store builtins, and
4593 that the load/store builtins always use Altivec instructions.
4595 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
4596 to use altivec memory instructions, even on VSX.
4597 (vector_altivec_store_<mode>): Ditto.
4599 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
4602 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4603 V2DF, V2DI support to load/store overloaded builtins.
4605 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
4606 altivec load/store builtins for V2DF/V2DI types.
4608 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
4609 set avoid indexed addresses on power6 if -maltivec.
4610 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
4611 vector_altivec_load/vector_altivec_store builtins.
4612 (altivec_expand_st_builtin): Ditto.
4613 (altivec_expand_builtin): Add VSX memory builtins.
4614 (rs6000_init_builtins): Add V2DI types to internal types.
4615 (altivec_init_builtins): Add support for V2DF/V2DI altivec
4616 load/store builtins.
4617 (rs6000_address_for_altivec): Insure memory address is appropriate
4620 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
4621 vec_vsx_ld and vec_vsx_st.
4622 (vsx_store_<mode>): Ditto.
4624 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
4625 variables to hold long long types for VSX vector memory builtins.
4626 (RS6000_BTI_unsigned_long_long): Ditto.
4627 (long_long_integer_type_internal_node): Ditti.
4628 (long_long_unsigned_type_internal_node): Ditti.
4630 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
4631 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
4632 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
4634 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
4636 (vec_vsx_st): Ditto.
4638 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4640 * config/pa/pa-hpux10.opt: New.
4641 * config/hpux11.opt (pthread): New Driver option.
4642 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
4643 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
4645 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4647 * config/ia64/vms.opt: New.
4648 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
4650 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4653 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
4654 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
4655 generator functions.
4656 (vsx_floatuns<VSi><mode>2): Ditto.
4657 (vsx_fix_trunc<mode><VSi>2): Ditto.
4658 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
4660 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4662 * config/i386/djgpp.opt (posix): New Driver option.
4664 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4666 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
4667 Move to the unsupported targets list.
4669 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
4671 PR rtl-optimization/47525
4672 * df-scan.c: Update copyright years.
4673 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
4674 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
4676 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4678 * config/i386/sysv4.h (TARGET_VERSION): Remove.
4679 (SUBTARGET_RETURN_IN_MEMORY): Remove.
4680 (ASM_OUTPUT_ASCII): Remove.
4681 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
4683 2011-02-02 Jeff Law <law@redhat.com>
4686 * reload.c (find_reloads_address): Handle reg+d address where both
4687 components are invalid by reloading the entire address.
4689 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
4690 Richard Guenther <rguenther@suse.de>
4692 PR tree-optimization/40979
4694 * passes.c (init_optimization_passes): After LIM call copy_prop
4695 and DCE to clean up.
4696 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
4698 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
4700 PR tree-optimization/47576
4701 PR tree-optimization/47555
4702 * doc/invoke.texi (scev-max-expr-complexity): Documented.
4703 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
4704 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
4705 * tree-scalar-evolution.c (follow_ssa_edge): Use
4706 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
4708 2011-02-02 Richard Guenther <rguenther@suse.de>
4710 PR tree-optimization/47566
4711 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
4713 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
4717 * tree-inline.c (declare_return_variable): Remove unused caller
4722 * tree-flow-inline.h (clear_is_used, is_used_p): New.
4723 * cfgexpand.c (account_used_vars_for_block): Use them.
4724 * tree-nrv.c (tree_nrv): Likewise.
4725 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
4726 (dump_scope_block): Likewise.
4727 (remove_unused_locals): Likewise.
4731 * tree-inline.c (declare_return_variable): Add result decl to
4732 local decls only once.
4733 * gimple-low.c (record_vars_into): Mark newly-created variables
4736 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
4742 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
4744 (no_real_insns_p, schedule_block, set_priorities): Drop special
4745 treatment of boundary debug insns.
4746 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
4747 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
4748 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
4749 (BOUNDARY_DEBUG_INSN_P): Likewise.
4750 (SCHEDULE_DEBUG_INSN_P): Likewise.
4751 * sched-rgn.c (init_ready_list): Drop special treatment of
4752 boundary debug insns.
4753 * final.c (rest_of_clean_state): Clear notes' BB.
4755 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4757 * config/openbsd.opt (assert=): New Driver option.
4759 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4761 * config/i386/nto.opt: New.
4762 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
4764 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4766 * config/i386/netware.opt: New.
4767 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
4769 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4771 * config/interix.opt (posix): New Driver option.
4773 2011-02-01 DJ Delorie <dj@redhat.com>
4775 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
4777 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
4780 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
4782 PR tree-optimization/47561
4783 * toplev.c (process_options): Print the Graphite flags. Add
4784 flag_loop_flatten to the list of options requiring Graphite.
4786 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4788 * config/i386/cygming.opt (posix): New Driver option.
4790 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4792 * config/arm/vxworks.opt: New.
4793 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
4795 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4797 * config/alpha/elf.opt: New.
4798 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
4799 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
4801 2011-02-01 Richard Guenther <rguenther@suse.de>
4803 PR tree-optimization/47559
4804 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
4805 store-motion on references that can throw.
4807 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
4809 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
4810 * tree-pass.h (TDF_CSELIB): New macro.
4811 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
4812 cselib_lookup): Check for it rather than for TDF_DETAILS.
4814 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
4817 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
4820 * opts.c (finish_options): Don't add x_aux_base_name if it is
4823 2011-02-01 Richard Guenther <rguenther@suse.de>
4825 PR tree-optimization/47555
4827 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
4829 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
4831 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
4834 * config/lm32/t-lm32: Add multilib for all CPU options.
4836 2011-02-01 Richard Guenther <rguenther@suse.de>
4838 PR tree-optimization/47541
4839 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4840 sure to have a field at offset zero.
4842 2011-01-31 Joseph Myers <joseph@codesourcery.com>
4844 * config/arc/arc.opt (EB, EL): New Driver options.
4846 2011-01-31 Joseph Myers <joseph@codesourcery.com>
4848 * config/alpha/osf5.opt: New.
4849 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
4851 2011-01-31 Joseph Myers <joseph@codesourcery.com>
4853 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
4855 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
4857 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
4859 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
4860 is an alias of -floop-interchange and that it requires the
4861 Graphite infrastructure.
4862 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
4863 flag_loop_interchange based on the value of flag_tree_loop_linear.
4865 2011-01-31 Jakub Jelinek <jakub@redhat.com>
4866 Richard Guenther <rguenther@suse.de>
4868 PR tree-optimization/47538
4869 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
4870 type instead of r1type, except for comparisons. For right
4871 shifts and comparisons punt if there are mismatches in
4872 sizetype vs. non-sizetype types.
4874 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4876 * doc/sourcebuild.texi (Effective-Target Keywords): Document
4879 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4881 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
4883 * configure: Regenerate.
4885 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4887 * configure.ac (gcc_cv_ld_static_option): Define.
4888 (gcc_cv_ld_dynamic_option): Define.
4889 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
4891 (HAVE_LD_STATIC_DYNAMIC): Update message.
4892 (LD_STATIC_OPTION): Define.
4893 (LD_DYNAMIC_OPTION): Define.
4894 * configure: Regenerate.
4895 * config.in: Regenerate.
4896 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
4897 HAVE_LD_STATIC_DYNAMIC]: Use them.
4899 2011-01-31 Nick Clifton <nickc@redhat.com>
4901 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
4902 registers inside interrupt handlers if the handler is not a leaf
4905 2011-01-31 Nick Clifton <nickc@redhat.com>
4907 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
4908 reg_renumber returning an INVALID_REGNUM.
4910 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
4913 * doc/install.texi: Document host options discarded when cross
4914 configuring target libraries.
4916 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
4919 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
4922 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
4924 (no_real_insns_p, schedule_block, set_priorities): Drop special
4925 treatment of boundary debug insns.
4926 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
4927 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
4928 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
4929 (BOUNDARY_DEBUG_INSN_P): Likewise.
4930 (SCHEDULE_DEBUG_INSN_P): Likewise.
4931 * sched-rgn.c (init_ready_list): Drop special treatment of
4932 boundary debug insns.
4933 * final.c (rest_of_clean-state): Clear notes' BB.
4935 2011-01-31 Alan Modra <amodra@gmail.com>
4937 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
4938 toc relative expressions as we do in print_operand_address.
4940 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
4942 * doc/extend.texi: Follow spelling conventions.
4943 * doc/invoke.texi: Fix a typo.
4945 2011-01-30 Joseph Myers <joseph@codesourcery.com>
4947 * config/hpux11.opt: New.
4948 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
4949 ia64*-*-hpux*): Use hpux11.opt.
4951 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
4953 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
4956 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
4958 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
4961 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
4963 * doc/install.texi (Binaries): Remove outdated reference for
4964 Motorola 68HC11/68HC12 downloads.
4966 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
4968 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
4971 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
4974 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
4977 2011-01-28 Ahmad Sharif <asharif@google.com>
4979 * value-prof.c (check_counter): Corrected error message.
4981 2011-01-29 Jie Zhang <jie@codesourcery.com>
4983 * config/arm/arm.c (arm_legitimize_reload_address): New.
4984 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
4985 arm_legitimize_reload_address.
4986 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
4988 2011-01-28 Ian Lance Taylor <iant@google.com>
4990 * godump.c (go_define): Ignore macros whose definitions include
4991 two adjacent operands.
4993 2011-01-28 Jakub Jelinek <jakub@redhat.com>
4996 * varasm.c (force_const_mem): Store copy of x in desc->constant
4997 instead of x itself.
4998 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
4999 itself into REG_EQUAL note.
5001 2011-01-28 Joseph Myers <joseph@codesourcery.com>
5003 * config/freebsd.opt (posix, rdynamic): New Driver options.
5005 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5007 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
5009 * configure: Regenerate.
5011 2011-01-27 Joseph Myers <joseph@codesourcery.com>
5013 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
5014 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
5016 2011-01-27 Anatoly Sokolov <aesok@post.ru>
5018 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
5019 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
5020 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
5021 (s390_preferred_reload_class): Make static. Change return and
5022 'rclass' argument type to reg_class_t.
5024 2011-01-27 Jan Hubicka <jh@suse.cz>
5027 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
5028 (process_function_and_variable_attributes): Check defined weakrefs.
5030 2011-01-27 Martin Jambor <mjambor@suse.cz>
5032 PR tree-optimization/47228
5033 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
5034 build_ref_for_offset.
5036 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5038 * config/spu/spu-elf.h (ASM_SPEC): Remove.
5040 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
5042 PR rtl-optimization/46856
5043 * postreload.c (reload_combine_recognize_const_pattern): Do not
5044 separate cc0 setter and user on cc0 targets.
5046 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
5049 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
5050 passed a VOID_TYPE expression, immediately emit an error and
5051 return error_mark_node.
5053 2011-01-26 Jeff Law <law@redhat.com>
5055 PR rtl-optimization/47464
5056 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
5057 rather than may_trap_p as needed.
5059 2011-01-26 DJ Delorie <dj@redhat.com>
5061 PR rtl-optimization/46878
5062 * combine.c (insn_a_feeds_b): Check for the implicit cc0
5063 setter/user dependency as well.
5065 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
5067 PR rtl-optimization/44469
5068 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
5069 after removing trivially dead basic blocks.
5071 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5073 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
5074 * config/frv/frv.h (LINK_SPEC): Likewise.
5075 * config/i386/netware.h (LINK_SPEC): Likewise.
5076 * config/m68k/linux.h (ASM_SPEC): Likewise.
5077 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
5078 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5079 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5080 * config/sparc/linux.h (ASM_SPEC): Likewise.
5081 * config/sparc/linux64.h (ASM_SPEC): Likewise.
5082 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
5084 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5086 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
5087 * config/frv/frv.h (ASM_SPEC): Likewise.
5088 * config/m68k/linux.h (ASM_SPEC): Likewise.
5089 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
5090 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
5091 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5092 * config/sparc/linux.h (ASM_SPEC): Likewise.
5093 * config/sparc/linux64.h (ASM_SPEC): Likewise.
5094 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
5096 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5098 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
5099 * config/frv/frv.h (LINK_SPEC): Likewise.
5100 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5102 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5104 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
5105 * config/frv/frv.h (ASM_SPEC): Likewise.
5106 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
5107 * config/m68k/linux.h (ASM_SPEC): Likewise.
5108 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
5109 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
5110 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5111 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
5112 * config/sparc/linux.h (ASM_SPEC): Likewise.
5113 * config/sparc/linux64.h (ASM_SPEC): Likewise.
5114 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
5115 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
5117 2011-01-26 Steve Ellcey <sje@cup.hp.com>
5120 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
5122 (vec_extract_evenodd_help): Ditto.
5123 (vec_extract_evenv4hi): Ditto.
5124 (vec_extract_oddv4hi): Ditto.
5125 (vec_interleave_lowv2si): Ditto.
5126 (vec_interleave_highv2si): Ditto.
5127 (vec_extract_evenv2si): Ditto.
5128 (vec_extract_oddv2si: Ditto.
5129 (vec_pack_trunc_v2si): Ditto.
5131 2011-01-22 Jan Hubicka <jh@suse.cz>
5134 * cgraph.h (cgraph_local_info): New field can_change_signature.
5135 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
5136 signature can change.
5137 (ipcp_estimate_growth): Call sequence simplify only if calle signature
5139 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
5140 (cgraph_function_versioning): We can not change signature of functions
5141 that don't allow that.
5142 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
5143 (lto_input_node): Likewise.
5144 * ipa-inline.c (compute_inline_parameters): Compute
5145 local.can_change_signature.
5146 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
5147 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
5148 functions that can not change signature.
5149 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
5150 init_cumulative_args): Do not use local calling conventions
5151 for functions that can not change signature.
5153 2011-01-22 Jan Hubicka <jh@suse.cz>
5155 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
5157 2011-01-26 Richard Guenther <rguenther@suse.de>
5159 PR tree-optimization/47190
5160 * cgraphunit.c (process_common_attributes): New function.
5161 (process_function_and_variable_attributes): Use it.
5163 2011-01-26 Richard Guenther <rguenther@suse.de>
5166 * cgraphbuild.c (record_eh_tables): Record reference to personality
5169 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
5172 * sel-sched.c (moveup_expr): Don't let debug insns prevent
5173 non-debug insns from moving up.
5175 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
5178 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
5179 t-dlldir{,-x} fragment for build and add it to tmake_file.
5180 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5181 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
5182 * config/i386/t-dlldir: New file.
5183 (SHLIB_DLLDIR): Define.
5184 * config/i386/t-dlldir-x: New file.
5185 (SHLIB_DLLDIR): Define.
5186 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
5187 (SHLIB_INSTALL): Use it.
5189 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
5192 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
5193 lower bound of the allowed Thumb-2 coprocessor load/store
5194 index range to -256. Add explaining comment.
5196 2011-01-25 Ian Lance Taylor <iant@google.com>
5198 * godump.c (go_define): Improve lexing of macro expansion to only
5199 accept expressions which match Go spec.
5201 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
5204 * tree.c (handle_dll_attribute): Handle it.
5205 * doc/extend.texi (@item dllexport): Mention it.
5206 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
5208 2011-01-25 Ian Lance Taylor <iant@google.com>
5210 PR tree-optimization/26854
5211 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
5212 (decl_jump_unsafe): Move higher in file, with no other change.
5213 (bind): Set has_jump_unsafe_decl if appropriate.
5214 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
5215 (check_earlier_gotos): Likewise.
5216 (c_check_switch_jump_warnings): Likewise.
5218 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
5220 * doc/invoke.texi (Warning Options): Add missing hyphen.
5221 (-fprofile-dir): Minor grammatical fixes.
5222 (-fbranch-probabilities): Likewise.
5224 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
5228 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
5230 (no_real_insns_p, schedule_block, set_priorities): Drop special
5231 treatment of boundary debug insns.
5232 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
5233 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
5234 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
5235 (BOUNDARY_DEBUG_INSN_P): Likewise.
5236 (SCHEDULE_DEBUG_INSN_P): Likewise.
5237 * sched-rgn.c (init_ready_list): Drop special treatment of
5238 boundary debug insns.
5239 * final.c (rest_of_clean-state): Clear notes' BB.
5241 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5243 * Makefile.in (LAMBDA_H): Removed.
5244 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
5245 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
5246 lambda-trans.o, and tree-loop-linear.o.
5247 (lto-symtab.o): Remove dependence on LAMBDA_H.
5248 (tree-loop-linear.o): Remove rule.
5249 (lambda-mat.o): Same.
5250 (lambda-trans.o): Same.
5251 (lambda-code.o): Same.
5252 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
5253 (tree-vect-slp.o): Same.
5254 * hwint.h (gcd): Moved here.
5255 (least_common_multiple): Same.
5256 * lambda-code.c: Removed.
5257 * lambda-mat.c: Removed.
5258 * lambda-trans.c: Removed.
5259 * lambda.h: Removed.
5260 * tree-loop-linear.c: Removed.
5261 * lto-symtab.c: Do not include lambda.h.
5262 * omega.c (gcd): Removed.
5263 * passes.c (init_optimization_passes): Remove pass_linear_transform.
5264 * tree-data-ref.c (print_lambda_vector): Moved here.
5265 (lambda_vector_copy): Same.
5266 (lambda_matrix_copy): Same.
5267 (lambda_matrix_id): Same.
5268 (lambda_vector_first_nz): Same.
5269 (lambda_matrix_row_add): Same.
5270 (lambda_matrix_row_exchange): Same.
5271 (lambda_vector_mult_const): Same.
5272 (lambda_vector_negate): Same.
5273 (lambda_matrix_row_negate): Same.
5274 (lambda_vector_equal): Same.
5275 (lambda_matrix_right_hermite): Same.
5276 * tree-data-ref.h: Do not include lambda.h.
5277 (lambda_vector): Moved here.
5278 (lambda_matrix): Same.
5279 (dependence_level): Same.
5280 (lambda_transform_legal_p): Removed declaration.
5281 (lambda_collect_parameters): Same.
5282 (lambda_compute_access_matrices): Same.
5283 (lambda_vector_gcd): Same.
5284 (lambda_vector_new): Same.
5285 (lambda_vector_clear): Same.
5286 (lambda_vector_lexico_pos): Same.
5287 (lambda_vector_zerop): Same.
5288 (lambda_matrix_new): Same.
5289 * tree-flow.h (least_common_multiple): Removed declaration.
5290 * tree-parloops.c (lambda_trans_matrix): Moved here.
5292 (LTM_ROWSIZE): Same.
5293 (LTM_COLSIZE): Same.
5294 (LTM_DENOMINATOR): Same.
5295 (lambda_trans_matrix_new): Same.
5296 (lambda_matrix_vector_mult): Same.
5297 (lambda_transform_legal_p): Same.
5298 * tree-pass.h (pass_linear_transform): Removed declaration.
5299 * tree-ssa-loop.c (tree_linear_transform): Removed.
5300 (gate_tree_linear_transform): Removed.
5301 (pass_linear_transform): Removed.
5302 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
5303 flag_loop_interchange.
5305 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5307 PR tree-optimization/47265
5308 PR tree-optimization/47443
5309 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
5310 if name still has some uses.
5312 2011-01-25 Martin Jambor <mjambor@suse.cz>
5314 PR tree-optimization/47382
5315 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
5316 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
5318 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
5320 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
5321 sjlj_except_unwind_info.
5323 2011-01-25 Richard Guenther <rguenther@suse.de>
5325 PR tree-optimization/47426
5326 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
5327 visible functions results escape.
5329 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5332 * config/arm/arm.c (any_sibcall_uses_r3): New function.
5333 (arm_get_frame_offsets): Use it.
5335 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5336 Jakub Jelinek <jakub@redhat.com>
5338 PR tree-optimization/47271
5339 * tree-if-conv.c (bb_postdominates_preds): New.
5340 (if_convertible_bb_p): Call bb_postdominates_preds.
5341 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
5342 (predicate_scalar_phi): Call bb_postdominates_preds.
5344 2011-01-25 Nick Clifton <nickc@redhat.com>
5346 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
5347 * config/rx/rx.c (rx_function_value): Likewise.
5348 (rx_promote_function_mode): Likewise.
5349 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
5350 in order to make it legitimate.
5351 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
5352 make sure that the first operand is the same as the result register.
5353 (addsi3_unspec): Delete.
5354 (subdi3): Do not accept immediate operands.
5355 (subdi3_internal): Likewise.
5357 2011-01-25 Jeff Law <law@redhat.com>
5359 PR rtl-optimization/37273
5360 * ira-costs.c (scan_one_insn): Detect constants living in memory and
5361 handle them like argument loads from stack slots. Do not double
5362 count memory for memory constants and argument loads from stack slots.
5364 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5366 PR tree-optimization/47427
5367 PR tree-optimization/47428
5368 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5369 coalesce if the new root var would be TREE_READONLY.
5371 2011-01-25 Richard Guenther <rguenther@suse.de>
5374 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
5375 correct type for TBAA.
5377 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5379 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
5380 (close_phi_written_to_memory): Call for_each_index with
5381 dr_indices_valid_in_loop.
5383 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5385 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
5386 when it is initialized.
5388 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5390 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
5391 call to graphite_find_data_references_in_stmt.
5392 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
5393 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
5394 call to graphite_find_data_references_in_stmt.
5395 (analyze_drs_in_stmts): Same.
5396 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
5397 in which the scalar analysis of indices is performed.
5398 (create_data_ref): Same. Update call to dr_analyze_indices.
5399 (find_data_references_in_stmt): Update call to create_data_ref.
5400 (graphite_find_data_references_in_stmt): Same.
5401 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
5403 (create_data_ref): Same.
5404 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
5405 call to create_data_ref.
5407 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5409 * graphite-sese-to-poly.c (build_poly_scop): Move
5410 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
5412 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5414 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
5415 VAR_DECL, PARM_DECL, and RESULT_DECL.
5417 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5419 * graphite-dependences.c (reduction_dr_1): Allow several reductions
5421 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
5422 that have already been marked as PBB_IS_REDUCTION.
5424 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5426 * graphite-scop-detection.c (same_close_phi_node): New.
5427 (remove_duplicate_close_phi): New.
5428 (make_close_phi_nodes_unique): New.
5429 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
5431 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5433 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
5434 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
5435 of both data references to be the same.
5437 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5439 * graphite-dependences.c (build_lexicographical_constraint): Remove
5441 (build_lexicographical_constraint): Adjust call to
5442 ppl_powerset_is_empty.
5443 (dependence_polyhedron): Same.
5444 (graphite_legal_transform_dr): Same.
5445 (graphite_carried_dependence_level_k): Same.
5446 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
5448 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
5450 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5452 * graphite-sese-to-poly.c
5453 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
5454 (close_phi_written_to_memory): New.
5455 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
5458 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5460 * doc/install.texi: Update the expected version number of PPL to 0.11.
5461 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
5462 #if PPL_VERSION_MINOR < 11.
5464 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5466 * graphite-dependences.c: Include graphite-cloog-util.h.
5467 (new_poly_ddr): Inlined into dependence_polyhedron.
5468 (free_poly_ddr): Moved close by new_poly_ddr.
5469 (dependence_polyhedron_1): Renamed dependence_polyhedron.
5470 Early return NULL when ppl_powerset_is_empty returns true.
5471 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
5472 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
5473 (graphite_legal_transform_dr): Call new_poly_ddr.
5474 (graphite_carried_dependence_level_k): Same.
5475 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
5476 (dot_transformed_deps_stmt_1): Removed.
5477 (dot_deps_stmt_1): Call dot_deps_stmt_2.
5478 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
5479 (dot_deps_1): Call dot_deps_2.
5480 * Makefile.in (graphite-dependences.o): Add missing dependence on
5481 graphite-cloog-util.h.
5483 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5485 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
5486 (build_lexicographical_constraint): Same.
5487 (dependence_polyhedron_1): Same.
5488 (graphite_legal_transform_dr): Same.
5489 (graphite_carried_dependence_level_k): Same.
5490 * graphite-ppl.c (ppl_powerset_is_empty): New.
5491 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
5492 * tree-data-ref.c (dump_data_reference): Print the basic block index.
5494 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5496 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
5497 the "a followed by b" relation and document it.
5499 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5501 * graphite-dependences.c (build_lexicographical_constraint): Stop the
5502 iteration when the bag of constraints is empty.
5504 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5506 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
5508 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5510 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
5511 nest and two loop depths as parameters.
5512 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
5513 lst_perfect_nestify.
5515 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5517 * graphite-dependences.c (print_pddr): Call
5518 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
5520 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5522 * graphite-ppl.c (debug_gmp_value): New.
5523 * graphite-ppl.h (debug_gmp_value): Declared.
5525 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
5527 * doc/install.texi: Document availability of cloog-0.16.
5529 2011-01-25 Vladimir Kargov <kargov@gmail.com>
5531 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
5532 invalid postdominance info.
5534 2011-01-24 Jan Hubicka <jh@suse.cz>
5537 * doc/extend.texi (weak pragma): Drop claim that it must
5538 appear before definition.
5539 * varasm.c (merge_weak, declare_weak): Only sanity check
5540 that DECL is not output at a time it is declared weak.
5542 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
5544 * machmode.def: Fixed comments.
5546 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
5548 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
5550 2011-01-24 Paul Koning <ni1d@arrl.net>
5552 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
5555 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
5558 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
5559 (block_info): Add scanned and prev.
5560 (move_or_delete_vzeroupper_2): Return if the basic block
5561 has been scanned and the upper 128bit state is unchanged
5563 (move_or_delete_vzeroupper_1): Return true if the exit
5565 (move_or_delete_vzeroupper): Visit basic blocks using the
5566 work-list based algorithm based on vt_find_locations in
5569 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
5571 2011-01-24 Nick Clifton <nickc@redhat.com>
5573 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
5574 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
5575 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
5576 then define __v850e1__.
5577 * doc/invoke.texi: Document -mv850es.
5579 2011-01-24 Richard Henderson <rth@redhat.com>
5581 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
5582 compound unordered comparisons.
5583 * config/rx/rx.c (rx_split_fp_compare): Remove.
5584 * config/rx/rx-protos.h: Update.
5585 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
5586 (cbranchsf4): Don't call rx_split_fp_compare.
5587 (*cbranchsf4): Use rx_split_cbranch.
5588 (*cmpsf): Don't accept "i" constraint.
5589 (*conditional_branch): Only valid after reload.
5590 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
5592 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5595 * config/rs6000/altivec.md (vector constant splitters): Add
5596 support for creating vector single precision constants if -mvsx is
5597 used and we would create the constant using Altivec primitives.
5599 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
5600 Richard Sandiford <rdsandiford@googlemail.com>
5602 PR rtl-optimization/47166
5603 * reload1.c (emit_reload_insns): Disable the spill_reg_store
5604 mechanism for PRE_MODIFY and POST_MODIFY.
5605 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
5608 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
5610 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
5612 2011-01-22 Jan Hubicka <jh@suse.cz>
5615 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
5617 2011-01-22 Jan Hubicka <jh@suse.cz>
5619 PR tree-optimization/43884
5621 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
5622 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
5624 2011-01-22 Anatoly Sokolov <aesok@post.ru>
5626 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
5627 * config/s390/s390.c (s390_register_move_cost,
5628 s390_memory_move_cost): New.
5629 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
5631 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5634 * except.c (sjlj_assign_call_site_values): Move setting the
5635 crtl->uses_eh_lsda flag to ...
5636 (sjlj_mark_call_sites): ... here.
5637 (sjlj_emit_function_enter): Support NULL dispatch label.
5638 (sjlj_build_landing_pads): In a function with no landing pads
5639 that still has must-not-throw regions, generate code to register
5640 a personality function with empty LSDA.
5642 2011-01-21 Richard Henderson <rth@redhat.com>
5644 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
5646 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
5648 * compare-elim.c: New file.
5649 * Makefile.in (OBJS-common): Add it.
5650 (compare-elim.o): New.
5651 * common.opt (fcompare-elim): New.
5652 * opts.c (default_options_table): Add OPT_fcompare_elim.
5653 * tree-pass.h (pass_compare_elim_after_reload): New.
5654 * passes.c (init_optimization_passes): Add it.
5655 * recog.h: Protect against re-inclusion.
5656 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
5657 * doc/invoke.texi (-fcompare-elim): Document it.
5658 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
5659 * doc/tm.texi: Rebuild.
5661 2011-01-22 Nick Clifton <nickc@redhat.com>
5663 * config/rx/rx.md (cstoresf4): Pass comparison operator to
5664 rx_split_fp_compare.
5666 2011-01-22 Nick Clifton <nickc@redhat.com>
5668 * config/rx/rx.md (UNSPEC_CONST): New.
5669 (deallocate_and_return): Wrap the amount popped off the stack in
5670 an UNSPEC_CONST in order to stop it being rejected by
5671 -mmax-constant-size.
5672 (pop_and_return): Add a "(return)" rtx.
5673 (call): Drop the immediate operand.
5674 (call_internal): Likewise.
5675 (call_value): Likewise.
5676 (call_value_internal): Likewise.
5677 (sibcall_internal): Likewise.
5678 (sibcall_value_internal): Likewise.
5679 (sibcall): Likewise. Generate an explicit call using
5681 (sibcall_value): Likewise.
5682 (mov<>): FAIL if a constant operand is not legitimate.
5683 (addsi3_unpsec): New pattern.
5685 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
5686 (ok_for_max_constant): New function.
5687 (gen_safe_add): New function.
5688 (rx_expand_prologue): Use gen_safe_add.
5689 (rx_expand_epilogue): Likewise.
5690 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
5693 2011-01-21 Jeff Law <law@redhat.com>
5695 PR tree-optimization/47053
5696 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
5697 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
5698 statements are deleted.
5699 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
5700 is nonempty, then purge dead edges and cleanup the CFG.
5702 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
5706 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
5708 * tree-dfa.c (create_var_ann): Mark variable as used.
5710 2011-01-21 Jakub Jelinek <jakub@redhat.com>
5713 * except.c (convert_to_eh_region_ranges): Emit queued no-region
5714 notes from other section in hot/cold partitioning even if
5715 last_action is -3. Increment call_site_base.
5717 PR rtl-optimization/47366
5718 * fwprop.c (forward_propagate_into): Return bool. If
5719 any changes are made, -fnon-call-exceptions is used and
5720 REG_EH_REGION note is present, call purge_dead_edges
5721 and return true if it purged anything.
5722 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
5723 any EH edges were purged.
5725 2011-01-21 Jeff Law <law@redhat.com>
5727 PR rtl-optimization/41619
5728 * caller-save.c (setup_save_areas): Break out code to determine
5729 which hard regs are live across calls by examining the reload chains
5730 so that it is always used.
5731 Eliminate code which checked REG_N_CALLS_CROSSED.
5733 2011-01-21 Jakub Jelinek <jakub@redhat.com>
5735 PR tree-optimization/47355
5736 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
5737 NOP has non-debug uses beyond PHIs in new_bb.
5739 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
5742 * cfgexpand.c (account_used_vars_for_block): Only account vars
5743 that are annotated as used.
5744 (estimated_stack_frame_size): Don't set TREE_USED.
5745 * tree-dfa.c (create_var_ann): Mark variable as used.
5747 2011-01-21 Richard Guenther <rguenther@suse.de>
5750 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
5752 2011-01-21 Richard Guenther <rguenther@suse.de>
5754 PR tree-optimization/47365
5755 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
5756 (vn_reference_lookup_pieces): Adjust.
5757 (vn_reference_lookup): Likewise.
5758 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
5759 (vn_reference_lookup_3): Only look through kills if in
5760 VN_WALKREWRITE mode.
5761 (vn_reference_lookup_pieces): Adjust.
5762 (vn_reference_lookup): Likewise.
5763 (visit_reference_op_load): Likewise.
5764 (visit_reference_op_store): Likewise.
5765 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
5766 (compute_avail): Likewise.
5767 (eliminate): Likewise.
5769 2011-01-21 Jakub Jelinek <jakub@redhat.com>
5771 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
5772 DECL_IGNORED_P non-reg vars if they are used.
5774 PR tree-optimization/47391
5775 * varpool.c (const_value_known_p): Return false if
5778 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
5781 * config/i386/i386.c (ix86_local_alignment): Handle
5782 case for va_list_type_node is nil.
5783 (ix86_canonical_va_list_type): Likewise.
5785 2011-01-21 Alan Modra <amodra@gmail.com>
5787 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
5788 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
5790 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5792 * config/arm/arm.md (define_attr type): Rename f_load
5793 and f_store to f_fpa_load and f_fpa_store. Update.
5794 (write_conflict): Deal with rename fallout.
5795 (*push_fp_multi): Likewise.
5796 * config/arm/fpa.md (f_load): Use f_fpa_load.
5797 (f_store): Use f_fpa_store.
5798 (*movsf_fpa): Likewise.
5799 (*movdf_fpa): Likewise.
5800 (*movxf_fpa): Likewise.
5801 (*thumb2_movsf_fpa): Likewise.
5802 (*thumb2_movdf_fpa): Likewise.
5803 (*thumb2_movxf_fpa): Likewise.
5804 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
5805 f_loadd and f_stored.
5806 (*thumb2_movdi_vfp): Likewise.
5807 (*thumb2_movsf_vfp): Fix attribute to f_loads.
5808 (*thumb2_movsi_vfp): Likewise.
5809 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
5810 Use f_loads instead of f_load.
5811 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
5813 2011-01-20 Anatoly Sokolov <aesok@post.ru>
5815 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
5816 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
5817 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
5818 (xtensa_mode_dependent_address_p): New function.
5819 (constantpool_address_p): Make static. Change return type to bool.
5820 Change argument type to const_rtx. Use CONST_INT_P predicate.
5822 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
5825 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
5827 2011-01-20 Jakub Jelinek <jakub@redhat.com>
5830 * cfgexpand.c (expand_debug_expr): Instead of generating
5831 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
5834 2011-01-20 Richard Guenther <rguenther@suse.de>
5837 * tree-inline.c (remap_gimple_op_r): Recurse manually for
5838 the pointer operand of MEM_REFs.
5840 2011-01-20 Jakub Jelinek <jakub@redhat.com>
5842 PR tree-optimization/46130
5843 * ipa-split.c (consider_split): If return_bb contains non-virtual
5844 PHIs other than for retval or if split_function would not adjust it,
5847 2011-01-20 Richard Guenther <rguenther@suse.de>
5849 PR tree-optimization/47167
5850 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5851 Revert previous change, only avoid enumeral type changes.
5853 2011-01-19 Mike Stump <mikestump@comcast.net>
5855 * doc/tm.texi.in (BRANCH_COST): Englishify.
5856 * doc/tm.texi (BRANCH_COST): Likewise.
5858 2011-01-19 Dodji Seketeli <dodji@redhat.com>
5861 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
5862 (gen_scheduled_generic_parms_dies): New functions.
5863 (gen_struct_or_union_type_die): Schedule template parameters DIEs
5864 generation for the end of CU compilation.
5865 (dwarf2out_finish): Generate template parameters DIEs here.
5867 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
5870 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
5871 debug bind stmt on merge edges.
5873 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
5877 * function.c (instantiate_expr): Instantiate incoming rtl of
5878 implicit arguments, and recurse on VALUE_EXPRs.
5879 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
5880 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
5882 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
5884 * c-parser.c (c_parser_for_statement): Initialize
5885 collection_expression.
5887 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5889 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
5891 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5893 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
5894 (LINK_SHLIB_SPEC): Don't use %(link_path).
5895 (SUBTARGET_EXTRA_SPECS): Remove link_path.
5897 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5899 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
5900 (NO_SHARED_LIB_SUPPORT): Remove.
5901 (LINK_SHLIB_SPEC): Remove one conditional definition.
5903 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5905 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
5907 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
5908 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
5909 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
5910 %{call_shared} and conditionals on these options not being passed.
5911 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
5914 2011-01-19 Jakub Jelinek <jakub@redhat.com>
5916 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
5919 * ipa-split.c: Spelling fixes.
5921 2011-01-19 Richard Henderson <rth@redhat.com>
5923 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
5924 (*mulsi3): Likewise.
5926 * longlong.h [__mn10300__] (count_leading_zeros): New.
5927 [__mn10300__] (umul_ppmm, smul_ppmm): New.
5928 [__mn10300__] (add_ssaaaa, subddmmss): New.
5929 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
5930 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
5932 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5934 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
5936 2011-01-19 Richard Henderson <rth@redhat.com>
5938 * config/mn10300/mn10300.md (addsi3_flags): New.
5939 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
5940 (subsi3_flags, subc_internal, subdi3): New.
5941 (subdi3_internal, *subdi3_degenerate): New.
5942 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
5944 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
5945 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
5946 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
5947 * config/mn10300/mn10300-protos.h: Update.
5948 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
5949 (return_ret): Likewise. Rename from return_internal_regs.
5950 (return_internal): Remove.
5952 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
5953 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
5954 (mn10300_legitimate_constant_p): Likewise.
5955 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
5956 (mn10300_frame_size): New.
5957 (mn10300_expand_prologue): Use it.
5958 (mn10300_expand_epilogue): Likewise.
5959 (mn10300_initial_offset): Likewise.
5960 * config/mn10300/mn10300-protos.h: Update.
5961 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
5962 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
5963 (prologue, epilogue, return_internal): Tidy output code.
5964 (mn10300_store_multiple_operation, return): Likewise.
5965 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
5966 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
5967 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
5968 (load_pic, am33_load_pic): New.
5969 (mn10300_load_pic0, mn10300_load_pic1): New.
5971 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
5972 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
5973 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
5974 (cc_flags_for_mode, cc_flags_for_code): New.
5975 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
5976 overflow flag is not valid. Validate that the flags we need
5977 for the comparison are valid.
5978 (mn10300_output_cmp): Remove.
5979 (mn10300_output_add): New.
5980 (mn10300_select_cc_mode): Use cc_flags_for_code.
5981 (mn10300_split_cbranch): New.
5982 (mn10300_match_ccmode): New.
5983 (mn10300_split_and_operand_count): New.
5984 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
5986 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
5987 (addsi3): ... here. Use mn10300_output_add.
5988 (*addsi3_flags): New.
5989 (*am33_subsi3, *mn10300_subsi3): Merge...
5990 (subsi3): ... here. Use attribute isa.
5991 (*subsi3_flags): New.
5992 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
5994 (*am33_andsi3, *mn10300_andsi3): Merge...
5996 (*andsi3_flags): New.
5997 (andsi3 splitters): New.
5998 (*am33_iorsi3, *mn10300_iorsi3): Merge...
6000 (*iorsi3_flags): New.
6001 (*am33_xorsi3, *mn10300_xorsi3): Merge...
6003 (*xorsi3_flags): New.
6004 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
6005 (one_cmplsi2): ... here.
6006 (*one_cmplsi2_flags): New.
6007 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
6008 instead of "dax" in constraints. Use mn10300_split_cbranch.
6009 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
6010 use matching constraints to eliminate a self-comparison.
6011 (*integer_conditional_branch): Rename from integer_conditional_branch.
6012 Use int_mode_flags to match CC_REG.
6013 (*cbranchsi4_btst, *btstsi): New.
6014 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
6015 mn10300_split_cbranch.
6016 (*am33_cmpsf): Rename from am33_cmpsf.
6017 (*float_conditional_branch): Rename from float_conditional_branch.
6018 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
6019 (zero_extendqisi2): ... here.
6020 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
6021 (zero_extendhisi2): ... here.
6022 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
6023 (extendqisi2): ... here.
6024 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
6025 (extendhisi2): ... here.
6026 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
6027 (ashlsi3): ... here.
6028 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
6029 (lshrsi3): ... here.
6030 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
6031 (ashrsi3): ... here.
6032 (consecutive add peephole): Remove.
6033 * config/mn10300/predicates.md (label_ref_operand): New.
6034 (int_mode_flags): New.
6035 (CCZN_comparison_operator): New.
6037 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
6038 (throughput_42_latency_43): New reservation.
6039 (mulsidi3, umulsidi3): New expanders.
6040 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
6041 the MDR register to allocation; separately allocate the low and
6042 high parts of the DImode result.
6043 (umulsidi3_internal): Similarly.
6044 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
6045 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
6046 (udivsi3, umodsi3): Remove.
6047 (udivmodsi4, divmodsi4): New expanders.
6048 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
6049 (*divmodsi4): Simiarly.
6050 (ext_internal): New.
6052 * config/mn10300/constraints.md ("z"): New constraint.
6053 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
6054 (FIXED_REGISTERS): Don't fix MDR.
6055 (CALL_USED_REGSITERS): Reformat nicely.
6056 (REG_ALLOC_ORDER): Add MDR.
6057 (enum regclass): Add MDR_REGS.
6058 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
6059 (IRA_COVER_CLASSES): Add MDR_REGS.
6060 (REGNO_REG_CLASS): Handle MDR_REG.
6061 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
6062 (mn10300_register_move_cost): Likewise.
6063 * config/mn10300/mn10300.md (MDR_REG): New.
6064 (*movsi_internal): Handle moves to/from MDR_REGS.
6066 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
6068 (mn10300_secondary_reload): Tidy combination reload classes.
6069 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
6070 addresses for AM33. Allow symbolic offsets for reg+imm.
6071 (mn10300_regno_in_class_p): New.
6072 (mn10300_legitimize_reload_address): New.
6073 * config/mn10300/mn10300.h (enum reg_class): Remove
6074 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
6075 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
6077 (REG_CLASS_NAMES): Update to match.
6078 (REG_CLASS_CONTENTS): Likewise.
6079 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
6080 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
6081 (REGNO_IN_RANGE_P): Remove.
6082 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
6083 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
6084 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
6085 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
6086 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
6087 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
6088 (REGNO_GENERAL_P): New.
6089 (HAVE_POST_MODIFY_DISP): New.
6090 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
6091 (LEGITIMIZE_RELOAD_ADDRESS): New.
6092 * config/mn10300/mn10300-protos.h: Update.
6094 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
6095 DATA_REGS for AM33 stack-pointer destination.
6096 (mn10300_preferred_output_reload_class): Likewise.
6097 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
6098 into a form appropriate for ...
6099 (TARGET_SECONDARY_RELOAD): New.
6100 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
6101 * config/mn10300/mn10300-protos.h: Update.
6102 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
6103 reload_insi; use the "A" constraint for the scratch; handle AM33
6104 moves of sp to non-address registers.
6106 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
6107 (*movqi_internal): ... here.
6108 (*am33_movhi, *mn10300_movhi): Merge into...
6109 (*movhi_internal): ... here.
6110 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
6111 as the source/destination of moves from/to SP.
6112 (movsf): Only allow for AM33-2.
6113 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
6114 any integer constant constraint. Only allow for AM33-2. Tidy
6115 all of the alternative outputs.
6116 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
6117 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
6119 (udivsi3, umodsi3): New patterns for MN103 only.
6121 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
6123 * doc/tm.texi.in: Spell out that a lack of register class unions
6125 * doc/tm.texi: Regenerate.
6127 2011-01-19 Jakub Jelinek <jakub@redhat.com>
6129 PR rtl-optimization/47337
6130 * dce.c (check_argument_store): New function.
6131 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
6133 PR tree-optimization/47290
6134 * tree-eh.c (infinite_empty_loop_p): New function.
6135 (cleanup_empty_eh): Use it.
6137 2011-01-18 Steve Ellcey <sje@cup.hp.com>
6140 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
6141 (a64_expand_widen_sum): Ditto.
6142 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
6143 (vec_extract_evenodd_help): Ditto.
6144 (vec_extract_evenv4hi): Ditto.
6145 (vec_extract_oddv4hi): Ditto.
6146 (vec_extract_evenv2si): Ditto.
6147 (vec_extract_oddv2si): Ditto.
6148 (vec_extract_evenv2sf): Ditto.
6149 (vec_extract_oddv2sf): Ditto.
6150 (vec_pack_trunc_v4hi: Ditto.
6151 (vec_pack_trunc_v2si): Ditto.
6152 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
6153 (vec_interleave_highv8qi): Ditto.
6155 (vec_extract_oddv8qi): Ditto.
6156 (vec_interleave_lowv4hi): Ditto.
6157 (vec_interleave_highv4hi): Ditto.
6158 (vec_interleave_lowv2si): Ditto.
6159 (vec_interleave_highv2si): Ditto.
6161 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6163 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
6164 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
6165 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
6166 (pa_c_mode_for_suffix): New.
6167 (TARGET_EXPAND_BUILTIN): Define.
6168 (TARGET_C_MODE_FOR_SUFFIX): Define.
6169 (pa_builtins): Define.
6170 (pa_init_builtins): Register __float128 type and init new support
6172 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
6173 * config/pa/quadlib.c (_U_Qfcopysign): New.
6175 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
6178 * explow.c (allocate_dynamic_stack_space): Do not assume more than
6179 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
6182 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6184 PR tree-optimization/47179
6185 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
6186 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
6188 2011-01-18 Richard Guenther <rguenther@suse.de>
6190 PR rtl-optimization/47216
6191 * emit-rtl.c: Include tree-flow.h.
6192 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
6193 of replicating it with different semantics.
6194 * Makefile.in (emit-rtl.o): Adjust.
6196 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6198 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
6199 (cortex_a9_dp): Handle neon types correctly.
6201 2011-01-18 Jakub Jelinek <jakub@redhat.com>
6203 PR rtl-optimization/47299
6204 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
6205 subtarget. Use normal multiplication if both operands are constants.
6206 * expmed.c (expand_widening_mult): Don't try to optimize constant
6207 multiplication if op0 has VOIDmode. Convert op1 constant to mode
6210 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6212 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
6213 spacing after 'e.g.', typos, comma, hyphenation.
6215 2011-01-17 Richard Henderson <rth@redhat.com>
6217 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
6218 (rx_restricted_mem_operand): New.
6219 (rx_shift_operand): Use register_operand.
6220 (rx_source_operand, rx_compare_operand): Likewise.
6221 * config/rx/rx.md (addsi3_flags): New expander.
6222 (adddi3): Rewrite as expander.
6223 (adc_internal, *adc_flags, adddi3_internal): New patterns.
6224 (subsi3_flags): New expander.
6225 (subdi3): Rewrite as expander.
6226 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
6228 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
6229 (rx_init_builtins): Remove sat builtin.
6230 (rx_expand_builtin): Likewise.
6231 * config/rx/rx.md (ssaddsi3): New.
6232 (*sat): Rename from sat. Represent the CC_REG input.
6234 * config/rx/predicates.md (rshift_operator): New.
6235 * config/rx/rx.c (rx_expand_insv): Remove.
6236 * config/rx/rx-protos.h: Update.
6237 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
6238 operand to the canonical position.
6239 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
6240 (*bitclr, *bitclr_in_memory): Similarly.
6241 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
6242 (insv): Retain the zero_extract in the expansion.
6244 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
6245 (bswaphi2, bitinvert, revw): Likewise.
6247 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
6248 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
6249 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
6250 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
6251 (bitset, bitset_in_memory): Likewise.
6252 (bitinvert, bitinvert_in_memory): Likewise.
6253 (bitclr, bitclr_in_memory): Likewise.
6254 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
6255 (rx_strend, rx_cmpstrn): Likewise.
6256 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
6257 (bitop peep2 patterns): Remove.
6259 * config/rx/rx.c (rx_match_ccmode): New.
6260 * config/rx/rx-protos.h: Update.
6261 * config/rx/rx.md (abssi2): Clobber, don't set flags.
6262 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
6263 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
6264 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
6265 (fix_truncsfsi2, floatsisf2): Likewise.
6266 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
6267 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
6268 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
6269 (*subsi3_flags, *xorsi3_flags): New.
6271 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
6273 * config/rx/rx.c (rx_print_operand): Remove workaround for
6274 unsplit comparison operations.
6276 * config/rx/rx.md (movsicc): Split after reload.
6277 (*movsicc): Merge *movsieq and *movsine via match_operator.
6278 (*stcc): New pattern.
6280 * config/rx/rx.c (rx_float_compare_mode): Remove.
6281 * config/rx/rx.h (rx_float_compare_mode): Remove.
6282 * config/rx/rx.md (cstoresi4): Split after reload.
6283 (*sccc): New pattern.
6285 * config/rx/predicates.md (label_ref_operand): New.
6286 (rx_z_comparison_operator): New.
6287 (rx_zs_comparison_operator): New.
6288 (rx_fp_comparison_operator): New.
6289 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
6290 Validate that the flags are set properly for the comparison.
6291 (rx_gen_cond_branch_template): Remove.
6292 (rx_cc_modes_compatible): Remove.
6293 (mode_from_flags): New.
6294 (flags_from_code): Rename from flags_needed_for_conditional.
6295 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
6296 (rx_select_cc_mode): Likewise.
6297 (rx_split_fp_compare): New.
6298 (rx_split_cbranch): New.
6299 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
6300 (*cbranchsi4): Use match_operator and rx_split_cbranch.
6301 (*cbranchsf4): Similarly.
6302 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
6303 match_operator and rx_split_cbranch.
6304 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
6305 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
6306 (*cmpsi): Rename from cmpsi.
6307 (*tstsi): Rename from tstsi.
6308 (*cmpsf): Rename from cmpsf; use CC_Fmode.
6309 (*conditional_branch): Rename from conditional_branch.
6310 (*reveresed_conditional_branch): Remove.
6311 (b<code>): Remove expander.
6312 * config/rx/rx-protos.h: Update.
6314 * config/rx/rx.c (rx_compare_redundant): Remove.
6315 * config/rx/rx.md (cmpsi): Don't use it.
6316 * config/rx/rx-protos.h: Update.
6318 * config/rx/rx-modes.def (CC_F): New mode.
6319 * config/rx/rx.c (rx_select_cc_mode): New.
6320 * config/rx/rx.h (SELECT_CC_MODE): Use it.
6321 * config/rx/rx-protos.h: Update.
6323 2011-01-17 Richard Henderson <rth@redhat.com>
6325 * except.c (dump_eh_tree): Fix stray ; after for statement.
6327 2011-01-17 Richard Guenther <rguenther@suse.de>
6329 PR tree-optimization/47313
6330 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
6331 handling before copying the body. Properly deal with
6332 by-reference result in SSA form.
6334 2011-01-17 Ian Lance Taylor <iant@google.com>
6337 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
6338 (struct_value_alias_set): Don't define.
6339 (sparc_option_override): Don't set sparc_sr_alias_set and
6340 struct_value_alias_set.
6341 (save_or_restore_regs): Use gen_frame_mem rather than calling
6343 (sparc_struct_value_rtx): Likewise.
6345 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
6348 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
6350 (_mm_maskstore_pd): Likewise.
6351 (_mm_maskload_ps): Likewise.
6352 (_mm_maskstore_ps): Likewise.
6353 (_mm256_maskload_pd): Change mask to __m256i.
6354 (_mm256_maskstore_pd): Likewise.
6355 (_mm256_maskload_ps): Likewise.
6356 (_mm256_maskstore_ps): Likewise.
6358 * config/i386/i386-builtin-types.def: Updated.
6359 (ix86_expand_special_args_builtin): Likewise.
6361 * config/i386/i386.c (bdesc_special_args): Update
6362 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
6363 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
6364 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
6365 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
6367 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
6368 Use <avxpermvecmode> on mask register.
6369 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
6371 2011-01-17 Olivier Hainque <hainque@adacore.com>
6372 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6373 Eric Botcazou <ebotcazou@adacore.com>
6376 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
6377 if <= USHRT_MAX in 32-bit mode.
6379 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6381 * doc/install.texi (Configuration, Specific): Wrap long
6382 lines in examples. Allow line wrapping in long options
6383 and URLs where beneficial for PDF output.
6385 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
6387 * config/mips/mips.c (mips_classify_symbol): Don't return
6388 SYMBOL_PC_RELATIVE for nonlocal labels.
6390 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
6392 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
6394 2011-01-15 Jan Hubicka <jh@suse.cz>
6396 PR tree-optimization/47276
6397 * ipa.c (function_and_variable_visibility): Do not try to mark alias
6398 declarations as needed.
6400 2011-01-15 Martin Jambor <mjambor@suse.cz>
6402 * common.opt (fdevirtualize): New flag.
6403 * doc/invoke.texi (Option Summary): Document it.
6404 * opts.c (default_options_table): Add devirtualize flag.
6405 * ipa-prop.c (detect_type_change): Return immediately if
6406 devirtualize flag is not set.
6407 (detect_type_change_ssa): Likewise.
6408 (compute_known_type_jump_func): Likewise.
6409 (ipa_analyze_virtual_call_uses): Likewise.
6411 2011-01-14 Martin Jambor <mjambor@suse.cz>
6413 PR tree-optimization/45934
6414 PR tree-optimization/46302
6415 * ipa-prop.c (type_change_info): New type.
6416 (stmt_may_be_vtbl_ptr_store): New function.
6417 (check_stmt_for_type_change): Likewise.
6418 (detect_type_change): Likewise.
6419 (detect_type_change_ssa): Likewise.
6420 (compute_complex_assign_jump_func): Check for dynamic type change.
6421 (compute_complex_ancestor_jump_func): Likewise.
6422 (compute_known_type_jump_func): Likewise.
6423 (compute_scalar_jump_functions): Likewise.
6424 (ipa_analyze_virtual_call_uses): Likewise.
6425 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
6427 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6429 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
6430 * config/i386/i386.opt (msse5): New Alias.
6432 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6434 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
6435 * config/sparc/linux64.h (CC1_SPEC): Likewise.
6436 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6437 * config/sparc/sparc.h (CC1_SPEC): Likewise.
6439 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6441 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
6443 * config/sparc/linux64.h (CC1_SPEC): Likewise.
6444 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6445 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
6446 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
6448 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
6450 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6452 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
6454 2011-01-14 Mike Stump <mikestump@comcast.net>
6456 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
6457 * config/fr30/fr30.md: Likweise
6458 (movsi_push): Likewise.
6459 (movsi_pop): Likewise.
6460 (enter_func): Likewise.
6461 * config/moxie/moxie.md (movsi_push): Likewise.
6462 (movsi_pop): Likewise.
6464 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6466 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
6467 %{no_archive} %{exact_version}.
6468 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
6469 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
6470 %{no_archive} %{exact_version}.
6471 * config/mips/openbsd.h (LINK_SPEC): Likewise.
6472 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
6473 * config/mips/vxworks.h: Likewise.
6475 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6477 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
6479 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6481 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
6482 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
6484 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6486 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
6489 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6491 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
6493 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
6494 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
6496 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
6497 Don't handle -shlib.
6499 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6501 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
6502 (CC1_SPEC): Don't handle -profile.
6504 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6506 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
6507 * config/mips/mips.h (CC1_SPEC): Likewise.
6509 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6511 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
6512 * config/mips/mips.h (CC1_SPEC): Likewise.
6514 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6516 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
6517 * config/m32r/linux.h (LINK_SPEC): Likewise.
6518 * config/mips/linux.h (LINK_SPEC): Likewise.
6519 * config/mips/linux64.h (LINK_SPEC): Likewise.
6520 * config/sparc/linux.h (LINK_SPEC): Likewise.
6521 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6522 LINK_SPEC): Likewise.
6523 * config/xtensa/linux.h (LINK_SPEC): Likewise.
6525 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6527 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
6529 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
6531 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6533 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
6534 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
6536 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6538 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
6540 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6542 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
6543 supports -Bstatic/-Bdynamic.
6544 * configure: Regenerate.
6546 2011-01-14 Jan Hubicka <jh@suse.cz>
6547 Jack Howarth <howarth@bromo.med.uc.edu>
6550 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
6551 when checking debug_info_level. Test write_symbols instead of
6552 debug_hooks->var_location when setting flag_var_tracking_uninit.
6554 2011-01-14 Richard Guenther <rguenther@suse.de>
6556 PR tree-optimization/47179
6557 * target.def (ref_may_alias_errno): New target hook.
6558 * targhooks.h (default_ref_may_alias_errno): Declare.
6559 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
6560 (default_ref_may_alias_errno): New function.
6561 * target.h (struct ao_ref_s): Declare.
6562 * tree-ssa-alias.c: Include target.h.
6563 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
6564 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
6565 (targhooks.o): Likewise.
6566 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
6567 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
6569 2011-01-14 Richard Guenther <rguenther@suse.de>
6571 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
6573 2011-01-14 Richard Guenther <rguenther@suse.de>
6575 PR tree-optimization/47280
6576 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
6578 (tree_ssa_forward_propagate_single_use_vars): Deal with
6579 CFG changes from associate_plusminus.
6581 2011-01-14 Richard Guenther <rguenther@suse.de>
6585 2011-01-11 Richard Guenther <rguenther@suse.de>
6587 PR tree-optimization/46076
6588 * tree-ssa.c (useless_type_conversion_p): Conversions from
6589 unprototyped to empty argument list function types are useless.
6591 2011-01-14 Richard Guenther <rguenther@suse.de>
6593 PR tree-optimization/47286
6594 * tree-ssa-structalias.c (new_var_info): Register variables are global.
6596 2011-01-14 Martin Jambor <mjambor@suse.cz>
6599 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
6601 2011-01-13 Anatoly Sokolov <aesok@post.ru>
6603 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
6604 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
6605 * config/xtensa/xtensa.c (xtensa_libcall_value,
6606 xtensa_function_value_regno_p): New functions.
6607 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
6609 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
6612 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
6614 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
6615 New function prototype.
6616 * config/i386/winnt.c (i386_pe_assemble_visibility):
6617 Warn only if attribute was specified by user.
6619 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6622 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
6624 (floatunsdidf2_fcfidu): Ditto.
6626 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6628 * config/s390/s390.c (print_operand_address): Replace 'error' with
6629 'output_operand_lossage'.
6630 (print_operand): Likewise.
6632 2011-01-13 Jeff Law <law@redhat.com>
6634 PR rtl-optimization/39077
6635 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
6636 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
6637 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
6638 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
6639 * gcse.c (prune_insertions_deletions): New function.
6640 (compute_pre_data): Use it.
6642 2011-01-13 Dodji Seketeli <dodji@redhat.com>
6645 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
6647 (prune_unused_types_mark): Use it.
6649 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
6651 PR rtl-optimization/45352
6652 * sel-sched.c: Update copyright years.
6653 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
6654 in the advancing loop when we have issued issue_rate insns.
6656 2011-01-12 Richard Henderson <rth@redhat.com>
6658 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
6659 (TARGET_MD_ASM_CLOBBERS): New.
6661 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
6662 (TARGET_DELEGITIMIZE_ADDRESS): New.
6664 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
6665 (clzsi2, *bsch): New patterns.
6667 * config/mn10300/mn10300.md (INT): New mode iterator.
6668 (*mov<INT>_clr): New pattern, and peep2 to generate it.
6670 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
6671 flag_split_wide_types.
6673 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
6674 (mn10300_trampoline_init): Rewrite without a template, an immediate
6675 load and a direct branch.
6676 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
6678 2011-01-12 Anatoly Sokolov <aesok@post.ru>
6680 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
6681 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
6682 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
6683 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
6685 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
6688 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
6691 2011-01-12 Jan Hubicka <jh@suse.cz>
6694 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
6695 (PLUGIN_COND_CLOSE): New macro.
6696 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
6698 2011-01-12 Richard Guenther <rguenther@suse.de>
6701 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
6702 register variables in a MEM_REF.
6704 2011-01-12 Joseph Myers <joseph@codesourcery.com>
6706 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
6707 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
6708 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
6709 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
6710 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
6711 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
6712 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
6713 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
6714 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
6715 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
6716 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
6717 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
6718 * config/gnu-user.h: New. Copied from linux.h.
6719 (LINUX_TARGET_STARTFILE_SPEC): Rename to
6720 GNU_USER_TARGET_STARTFILE_SPEC.
6721 (LINUX_TARGET_ENDFILE_SPEC): Rename to
6722 GNU_USER_TARGET_ENDFILE_SPEC.
6723 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
6724 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
6725 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
6726 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
6727 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
6728 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
6729 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
6730 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
6731 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
6732 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
6733 * config/arm/linux-eabi.h (CC1_SPEC): Use
6734 GNU_USER_TARGET_CC1_SPEC.
6735 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
6736 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
6737 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
6738 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
6739 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
6740 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
6741 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
6742 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
6744 2011-01-12 Richard Guenther <rguenther@suse.de>
6747 * doc/invoke.texi (ffast-math): Document it is turned on
6750 2011-01-12 Jan Hubicka <jh@suse.cz>
6752 PR tree-optimization/47233
6753 * opts.c (common_handle_option): Disable ipa-reference with profile
6756 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
6758 * c-parser.c (c_parser_objc_at_property_declaration): Improved
6761 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
6763 * c-parser.c (c_lex_one_token): Updated and reindented some
6764 comments. No changes in code.
6766 2011-01-11 Ian Lance Taylor <iant@google.com>
6768 * godump.c (go_output_var): Don't output the variable if there is
6769 already a type with the same name.
6771 2011-01-11 Ian Lance Taylor <iant@google.com>
6773 * godump.c (go_format_type): Don't generate float80.
6775 2011-01-11 Richard Henderson <rth@redhat.com>
6777 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
6778 declaration. Rewrite for both speed and size.
6779 (mn10300_address_cost_1): Remove.
6780 (mn10300_register_move_cost): New.
6781 (mn10300_memory_move_cost): New.
6782 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
6783 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
6784 extensions, shifts, BSWAP, CLZ.
6785 (mn10300_wide_const_load_uses_clr): Remove.
6786 (TARGET_REGISTER_MOVE_COST): New.
6787 (TARGET_MEMORY_MOVE_COST): New.
6788 * config/mn10300/mn10300-protos.h: Update.
6789 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
6791 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
6792 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
6793 * config/mn10300/mn10300-protos.h: Update.
6794 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
6795 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
6796 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
6797 (*test_int_bitfield, *test_byte_bitfield): Remove.
6798 (*bit_test, *subreg_bit_test): Remove.
6799 * config/mn10300/predicates.md (const_8bit_operand): Remove.
6801 * config/mn10300/constraints.md ("c"): Rename from "A".
6802 ("A", "D"): New constraint letters.
6803 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
6804 (fmssf4, fnmasf4, fnmssf4): Likewise.
6806 * config/mn10300/mn10300.md (isa): New attribute.
6807 (enabled): New attribute.
6809 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
6810 (abssf2, negsf2): Define only for hardware fp.
6811 (sqrtsf2): Reformat.
6812 (addsf3, subsf3, mulsf3): Merge expander and insn.
6814 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
6815 (DEBUGGER_AUTO_OFFSET): Remove.
6816 (DEBUGGER_ARG_OFFSET): Remove.
6818 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
6819 Emit register stores with the same offsets as the hardware.
6820 (mn10300_store_multiple_operation): Don't check that the register
6821 save offsets are monotonic.
6822 * config/mn10300/mn10300-protos.h: Update.
6824 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
6826 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
6827 in terms of the value on the stack, not the MDR register.
6829 2011-01-11 Jan Hubicka <jh@suse.cz>
6833 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
6834 (symbol_alias_set_destroy, symbol_alias_set_contains,
6835 propagate_aliases_backward): Declare.
6836 * lto-streamer-out.c (struct sets): New sturcture.
6837 (trivally_defined_alias): New function.
6838 (output_alias_pair_p): Rewrite.
6839 (output_unreferenced_globals): Fix output of alias pairs.
6840 (produce_symtab): Likewise.
6841 * ipa.c (function_and_variable_visibility): Set weak alias destination
6843 * varasm.c (symbol_alias_set_t): Remove.
6844 (symbol_alias_set_destroy): Export.
6845 (propagate_aliases_forward, propagate_aliases_backward): New functions
6847 (compute_visible_aliases): ... this one; remove.
6848 (trivially_visible_alias): New
6849 (trivially_defined_alias): New.
6850 (remove_unreachable_alias_pairs): Rewrite.
6851 (finish_aliases_1): Reorganize code checking if alias is defined.
6852 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
6855 2011-01-11 Richard Guenther <rguenther@suse.de>
6857 PR tree-optimization/46076
6858 * tree-ssa.c (useless_type_conversion_p): Conversions from
6859 unprototyped to empty argument list function types are useless.
6861 2011-01-11 Richard Guenther <rguenther@suse.de>
6864 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
6865 volatile MEMs as MEM_READONLY_P.
6867 2011-01-11 Richard Guenther <rguenther@suse.de>
6869 PR tree-optimization/47239
6870 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
6872 2011-01-11 Jeff Law <law@redhat.com>
6874 PR tree-optimization/47086
6875 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
6876 IVs from statements that might throw.
6878 2011-01-10 Jan Hubicka <jh@suse.cz>
6881 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
6883 2011-01-10 Jan Hubicka <jh@suse.cz>
6886 * profile.c (read_profile_edge_counts): Ignore profile inconistency
6887 when correcting profile.
6889 2011-01-10 Jan Hubicka <jh@suse.cz>
6892 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
6894 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
6895 Restore DECL_FINI_PRIORITY.
6897 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6899 * doc/gimple.texi: Fix quoting of multi-word return values in
6900 @deftypefn statements. Ensure presence of return value. Wrap
6901 overlong @deftypefn lines.
6902 (is_gimple_operand, is_gimple_min_invariant_address): Remove
6903 descriptions of removed functions.
6904 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
6905 of multi-word return value in @deftypefn statement.
6907 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6909 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
6910 (Conditional Expressions, Logical Operators)
6911 (Statement and operand traversals): Do not indent smallexample
6912 code. Fix duplicate function argument in example.
6914 2011-01-10 Jeff Law <law@redhat.com>
6916 PR tree-optimization/47141
6917 * ipa-split.c (split_function): Handle case where we are
6918 returning a value and the return block has a virtual operand phi.
6920 2011-01-10 Jan Hubicka <jh@suse.cz>
6922 PR tree-optimization/47234
6923 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
6924 (pass_feedback_split_functions): Declare.
6925 * passes.c (init_optimization_passes): Add ipa-split as subpass of
6927 * ipa-split.c (gate_split_functions): Update comments; disable
6928 split-functions for profile_arc_flag and branch_probabilities.
6929 (gate_feedback_split_functions): New function.
6930 (execute_feedback_split_functions): New function.
6931 (pass_feedback_split_functions): New global var.
6933 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
6936 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
6937 calling gimple_call_set_cannot_inline.
6939 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
6941 * config/darwin-sections.def: Remove unused section.
6943 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
6946 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
6948 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
6951 * c-parser.c (c_parser_declaration_or_fndef): Improved
6954 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
6956 * config/i386/winnt.c (i386_pe_start_function): Make sure
6957 to switch back to function's section.
6959 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
6963 * plugin.c: Move include of dlfcn.h from here...
6964 * system.h: ... to here.
6966 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6968 * doc/cpp.texi (C++ Named Operators): Fix markup for header
6970 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
6971 two extra empty pages in PDF output.
6973 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
6976 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
6977 for error recovery purposes behave as if it was not specified so
6978 that the default type is usd.
6980 2011-01-07 Jan Hubicka <jh@suse.cz>
6982 PR tree-optmization/46469
6983 * ipa.c (function_and_variable_visibility): Clear needed flags on
6984 nodes with external decls; handle weakrefs merging correctly.
6986 2011-01-07 Joseph Myers <joseph@codesourcery.com>
6988 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
6991 2011-01-07 Jan Hubicka <jh@suse.cz>
6993 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
6994 and no longer claim that gold is required for linker plugin.
6995 * configure: Regenerate.
6996 * gcc.c (PLUGIN_COND): New macro.
6997 (LINK_COMMAND_SPEC): Use it.
6998 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
6999 * config.in (HAVE_LTO_PLUGIN): New.
7000 * configure.ac (--with-lto-plugin): New parameter; autodetect
7003 2011-01-07 Jan Hubicka <jh@suse.cz>
7005 PR tree-optimization/46367
7006 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
7007 when we can update original.
7008 (cgraph_mark_inline_edge): Sanity check.
7009 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
7011 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7013 * config/spu/spu.h (ASM_COMMENT_START): Define.
7015 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
7019 (SWITCH_KEEP_FOR_GCC): Likewise.
7020 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
7021 (do_spec_1): Handle "%>".
7023 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
7025 2011-01-07 Jakub Jelinek <jakub@redhat.com>
7028 * config/i386/i386.c (ix86_delegitimize_address): If
7029 simplify_gen_subreg fails, return orig_x.
7032 * value-prof.c (gimple_stringop_fixed_value): Handle
7033 lhs of the call properly.
7035 2011-01-07 Jan Hubicka <jh@suse.cz>
7038 * lto-opt.c (lto_reissue_options): Set flag_shlib.
7040 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
7042 * target.def (function_switched_text_sections): New hook.
7043 * doc/tm.texi: Regenerated.
7044 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
7045 * final.c (default_function_switched_text_sections): New.
7046 (final_scan_insn): Call function_switched_text_sections when a
7047 mid-function section change occurs.
7048 * output.h (default_function_switched_text_sections): Declare.
7049 * config/darwin-protos.h (darwin_function_switched_text_sections):
7051 * config/darwin.c (darwin_function_switched_text_sections): New.
7052 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
7054 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
7056 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
7057 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
7058 the secondary code fragment when outputting for DWARF == 2.
7060 2011-01-07 Anatoly Sokolov <aesok@post.ru>
7062 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
7063 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
7065 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
7066 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
7068 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
7071 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
7072 when it is not empty.
7074 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
7077 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
7078 (case ${target}): Add btver1.
7079 * config/i386/driver-i386.c (host_detect_local_cpu): Let
7080 -march=native recognize btver1 processors.
7081 * config/i386/i386-c.c (ix86_target_macros_internal): Add
7082 btver1 def_and_undef
7083 * config/i386/i386.c (struct processor_costs btver1_cost): New
7085 (m_BTVER1): New definition.
7086 (m_AMD_MULTIPLE): Includes m_BTVER1.
7087 (initial_ix86_tune_features): Add btver1 tune.
7088 (processor_target_table): Add btver1 entry.
7089 (static const char *const cpu_names): Add btver1 entry.
7090 (software_prefetching_beneficial_p): Add btver1.
7091 (ix86_option_override_internal): Add btver1 instruction sets.
7092 (ix86_issue_rate): Add btver1.
7093 (ix86_adjust_cost): Add btver1.
7094 * config/i386/i386.h (TARGET_BTVER1): New definition.
7095 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
7096 (enum processor_type): Add PROCESSOR_BTVER1.
7097 * config/i386/i386.md (define_attr "cpu"): Add btver1.
7099 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7102 * config/i386/i386.c (legitimize_tls_address)
7103 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
7104 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
7105 (tls_initial_exec_64_sun): New pattern.
7107 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
7109 * doc/invoke.texi (Overall Options): Improve wording and markup
7110 of the description of -wrapper.
7112 2011-01-06 Joseph Myers <joseph@codesourcery.com>
7114 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
7115 rdynamic, threads): New Driver options.
7117 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7120 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
7121 if coming from .tdata.
7122 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
7124 2011-01-06 Jan Hubicka <jh@suse.cz>
7127 * collect2.c (main): Do not enable LTOmode when plugin is active.
7129 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7132 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
7133 --version output if supported.
7134 * configure: Regenerate.
7136 2011-01-06 Joseph Myers <joseph@codesourcery.com>
7138 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
7141 2011-01-06 Jakub Jelinek <jakub@redhat.com>
7144 * c-convert.c (convert): When converting a complex expression
7145 other than COMPLEX_EXPR to a different complex type, ensure
7146 c_save_expr is called instead of save_expr, unless in_late_binary_op.
7147 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
7148 when converting COMPLEX_TYPE.
7150 2011-01-06 Ira Rosen <irar@il.ibm.com>
7152 PR tree-optimization/47139
7153 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
7154 only the last reduction value is used outside the loop. Update
7157 2011-01-05 Joseph Myers <joseph@codesourcery.com>
7159 * config/rtems.opt: New.
7160 * config.gcc (*-*-rtems*): Use rtems.opt.
7162 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
7164 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
7165 processors do not support 3DNow instructions.
7167 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7169 * config/spu/spu.c (spu_option_override): Set parameter
7170 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
7172 2011-01-05 Jan Hubicka <jh@suse.cz>
7174 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
7175 at the command line.
7177 2011-01-05 Martin Jambor <mjambor@suse.cz>
7180 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
7181 deltas on streamed outgoing edges.
7182 (output_node_opt_summary): Output info for outgoing edges only when
7183 the node is in new parameter set.
7184 (output_cgraph_opt_summary): New parameter set, passed to the two
7185 aforementioned functions. Update its forward declaration and its
7188 2011-01-05 Tom Tromey <tromey@redhat.com>
7190 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
7191 operator to c_finish_omp_atomic.
7192 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
7193 (build_unary_op): Update.
7194 (build_modify_expr): Update.
7195 (build_asm_expr): Update.
7197 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7199 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
7200 newly inserted insns.
7202 (spu_emit_branch_hint): Likewise.
7203 (insert_hbrp_for_ilb_runout): Likewise.
7204 (spu_machine_dependent_reorg): Call df_finish_pass after
7205 schedule_insns returns.
7207 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7209 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
7211 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
7213 PR tree-optimization/47005
7214 * tree-sra.c (struct access): Add 'non_addressable' bit.
7215 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
7216 (decide_one_param_reduction): Return 0 if the parameter is passed by
7217 reference and one of the accesses in the group is non_addressable.
7219 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
7221 PR tree-optimization/47056
7222 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
7223 (mark_load): Likewise. Handle FUNCTION_DECL specially.
7224 (mark_store): Likewise. Pass STMT to ipa_record_reference.
7226 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
7228 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
7229 initializer. Skip view conversions from aggregate types.
7231 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
7234 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
7236 2011-01-04 Philipp Thomas <pth@suse.de>
7238 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
7241 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7243 * function.c (thread_prologue_and_epilogue_insns): Do not crash
7244 on empty epilogue sequences.
7246 2011-01-04 Joseph Myers <joseph@codesourcery.com>
7248 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
7249 non-static): New Driver options.
7251 2011-01-04 Jie Zhang <jie@codesourcery.com>
7254 * gcc.c (default_compilers[]): Set combinable field to 0
7255 for all assembly languages.
7257 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
7259 * config/mips/loongson3a.md: New file.
7260 * config/mips/mips.md: Include loongson3a.md.
7261 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
7264 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
7267 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
7268 instead of convert_memory_address_addr_space on the base expression.
7270 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7272 * config/spu/spu.c (spu_option_override): Update error text
7273 for bad -march= / -mtune= values.
7275 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7277 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
7278 if branch-hint optimization will be performed.
7280 2011-01-03 Jakub Jelinek <jakub@redhat.com>
7282 PR tree-optimization/47148
7283 * ipa-split.c (split_function): Convert arguments to
7284 DECL_ARG_TYPE if possible.
7286 PR tree-optimization/47155
7287 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
7290 PR rtl-optimization/47157
7291 * combine.c (try_combine): If undobuf.other_insn becomes
7292 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
7293 and set *new_direct_jump_p too.
7295 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
7297 PR tree-optimization/47021
7298 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
7300 2011-01-03 Jakub Jelinek <jakub@redhat.com>
7302 * gcc.c (process_command): Update copyright notice dates.
7303 * gcov.c (print_version): Likewise.
7304 * gcov-dump.c (print_version): Likewise.
7305 * mips-tfile.c (main): Likewise.
7306 * mips-tdump.c (main): Likewise.
7308 2011-01-03 Martin Jambor <mjambor@suse.cz>
7310 PR tree-optimization/46801
7311 * tree-sra.c (type_internals_preclude_sra_p): Check whether
7312 aggregate fields start at byte boundary instead of the bit-field flag.
7314 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
7317 * gcc.c (main): Revert revision 168407.
7319 2011-01-03 Martin Jambor <mjambor@suse.cz>
7321 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
7323 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7325 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
7326 vector optab to expand vector/scalar shift, update gimple to vector.
7328 2011-01-03 Martin Jambor <mjambor@suse.cz>
7330 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
7333 2011-01-03 Martin Jambor <mjambor@suse.cz>
7335 PR tree-optimization/46984
7336 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
7338 (cgraph_create_indirect_edge): Fixed line length.
7339 (cgraph_indirect_call_info): Declare.
7340 (cgraph_make_edge_direct) Update declaration.
7341 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
7342 (cgraph_create_indirect_edge): Use it.
7343 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
7345 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
7346 the new thunk_delta representation.
7347 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
7349 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
7350 (ipa_read_indirect_edge_info): Likewise.
7351 * lto-cgraph.c (output_edge_opt_summary): New function.
7352 (output_node_opt_summary): Call it on all outgoing edges.
7353 (input_edge_opt_summary): New function.
7354 (input_node_opt_summary): Call it on all outgoing edges.
7356 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
7359 * gcc.c (main): Don't check have_o when settting combine_inputs.
7361 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
7363 * regrename.c: Add general comment describing the pass.
7364 (struct du_head): Remove 'length' field.
7365 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
7366 (regrename_optimize): Do not sort chains. Rework comments, add others.
7367 Force renaming to the preferred class (if any) in the first pass and do
7368 not consider registers that belong to it in the second pass.
7369 (create_new_chain): Do not set 'length' field.
7370 (scan_rtx_reg): Likewise.
7372 2011-01-02 Jakub Jelinek <jakub@redhat.com>
7374 PR tree-optimization/47140
7375 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
7376 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
7379 PR rtl-optimization/47028
7380 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
7381 parm_birth_insn instead of at the beginning of first bb.
7383 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
7385 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
7386 Remove the word "see" before "@pxref".
7387 * doc/rtl.texi: Remove the word "see" before "@pxref".
7389 2011-01-01 Jan Hubicka <jh@suse.cz>
7391 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
7394 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
7397 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
7400 Copyright (C) 2011 Free Software Foundation, Inc.
7402 Copying and distribution of this file, with or without modification,
7403 are permitted in any medium without royalty provided the copyright
7404 notice and this notice are preserved.