1 2011-12-08 Jakub Jelinek <jakub@redhat.com>
4 2011-11-30 Jakub Jelinek <jakub@redhat.com>
6 PR rtl-optimization/48721
7 * sched-deps.c (sched_analyze_insn): For SIBLING_CALL_P set
8 reg_pending_barrier to TRUE_BARRIER.
10 2011-12-08 Eric Botcazou <ebotcazou@adacore.com>
12 PR tree-optimization/51315
13 * tree-sra.c (tree_non_mode_aligned_mem_p): Rename to...
14 (tree_non_aligned_mem_p): ...this. Add ALIGN parameter. Look into
15 MEM_REFs and use get_object_or_type_alignment for them.
16 (build_accesses_from_assign): Adjust for above change.
17 (access_precludes_ipa_sra_p): Likewise.
19 2011-12-06 Martin Jambor <mjambor@suse.cz>
21 Backport from mainline:
23 2011-12-02 Martin Jambor <mjambor@suse.cz>
25 PR tree-optimization/50622
26 * tree-sra.c (load_assign_lhs_subreplacements): Force gimple operand
27 if both lacc and racc are grp_partial_lhs.
29 2011-12-06 Iain Sandoe <iains@gcc.gnu.org>
31 * config/rs6000/rs6000.c (darwin_rs6000_override_options): Initialize
34 2011-12-06 Alan Modra <amodra@gmail.com>
37 * config/rs6000/rs6000.c (rs6000_emit_prologue <TARGET_SPE_ABI>):
38 Do not mark r11 setup as frame-related. Pass correct offset to
39 rs6000_emit_savres_rtx. Correct out-of-line rs6000_frame_related
40 arguments. Correct sp_offset. Remove "offset" fudge from
41 in-line rs6000_frame_related call. Rename misleading variable.
42 Fix comments and whitespace. Tidy some expressions.
43 (rs6000_emit_epilogue <TARGET_SPE_ABI>): Always set frame_reg_rtx
44 to r11 in out-of-line case. Correct sp_offset. Pass correct
45 offset to rs6000_emit_savres_rtx. Rename misleading variable.
46 Fix comments and whitespace. Tidy some expressions.
47 (rs6000_emit_epilogue <non-TARGET_SPE_ABI>): Add sp_offset
48 adjustment when !saving_GPRs_inline. Correct register mode
49 used in address calcs.
50 (rs6000_emit_epilogue <non-TARGET_SPE_ABI>): Similarly when
51 !restoring_GPRs_inline.
53 2011-12-04 Jérémie Detrey <Jeremie.Detrey@loria.fr>
56 * config/i386/avxintrin.h (_mm256_insert_epi64): Declare second
57 parameter as long long.
59 2011-12-02 Georg-Johann Lay <avr@gjlay.de>
63 * config/avr/libgcc.S (__prologue_saves__, __epilogue_restores__):
64 Enclose parts using __SP_H__ in !defined (__AVR_HAVE_8BIT_SP__).
66 * config/avr/avr.md (movhi_sp_r_irq_off, movhi_sp_r_irq_on): Set
67 insn condition to !AVR_HAVE_8BIT_SP.
68 * config/avr/avr.c (output_movhi): "clr%B0" instead of "in
69 %B0,__SP_H__" if AVR_HAVE_8BIT_SP.
70 (avr_file_start): Only print "__SP_H__ = 0x3e" if !AVR_HAVE_8BIT_SP.
71 * config/avr/avr-devices.c (avr_mcu_types): ATtiny4313 and
72 AT86RF401 have a 16-bit SP (their manual is bogus).
74 2011-11-25 Richard Sandiford <richard.sandiford@linaro.org>
76 Backport from mainline:
78 2011-03-29 Richard Sandiford <richard.sandiford@linaro.org>
81 * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
82 (cached_dw_loc_list_def): New structure.
83 (cached_dw_loc_list): New typedef.
84 (cached_dw_loc_list_table): New variable.
85 (cached_dw_loc_list_table_hash): New function.
86 (cached_dw_loc_list_table_eq): Likewise.
87 (add_location_or_const_value_attribute): Take a bool cache_p.
88 Cache the list when the parameter is true.
89 (gen_formal_parameter_die): Update caller.
90 (gen_variable_die): Likewise.
91 (dwarf2out_finish): Likewise.
92 (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
93 while generating debug info for the decl.
94 (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
95 (dwarf2out_init): Initialize cached_dw_loc_list_table.
96 (resolve_addr): Cache the result of resolving a chain of
99 2011-11-24 Enkovich Ilya <ilya.enkovich@intel.com>
102 * i386.c (distance_non_agu_define): Fix insn attr check.
104 2011-11-20 Andreas Tobler <andreast@fgznet.ch>
106 * configure: Regenerate.
108 2011-11-19 Eric Botcazou <ebotcazou@adacore.com>
110 PR rtl-optimization/51187
111 * reorg.c (relax_delay_slots): Do not consider a jump useless if there
112 is a barrier between the jump and its target label.
114 2011-11-19 Richard Earnshaw <rearnsha@arm.com>
117 * config/arm/arm.c (neon_disambiguate_copy): Correctly handle partial
118 overlap of src and dest operands.
120 2011-11-18 Iain Sandoe <iains@gcc.gnu.org>
123 * configure.ac: Remove ranlib special-casing for Darwin.
124 * configure: Regenerate.
126 2011-11-16 Richard Earnshaw <rearnsha@arm.com>
127 Bernd Schmidt <bernds@coudesourcery.com>
128 Sebastian Huber <sebastian.huber@embedded-brains.de>
131 * config/arm/arm.c (store_multiple_sequence): Avoid cases where
132 the base reg is stored iff compiling for Thumb1.
134 2011-11-13 Iain Sandoe <iains@gcc.gnu.org>
137 Backport from mainline r180523
138 * config/darwin.c (top level): Amend comments concerning LTO output.
139 (lto_section_num): New variable. (darwin_lto_section_e): New GTY.
140 (LTO_SECTS_SECTION, LTO_INDEX_SECTION): New.
141 (LTO_NAMES_SECTION): Rename.
142 (darwin_asm_named_section): Record LTO section counts and switches
143 in a vec of darwin_lto_section_e.
144 (darwin_file_start): Remove unused code.
145 (darwin_file_end): Put an LTO section termination label. Handle
146 output of the wrapped LTO sections, index and names table.
148 2011-11-12 Iain Sandoe <iains@gcc.gnu.org>
151 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
152 Only expand a symbol ref. into an access when the entity is defined
155 2011-11-10 Jakub Jelinek <jakub@redhat.com>
158 * tree-object-size.c (addr_object_size): Check TREE_CODE of
159 MEM_REF's operand rather than code of the MEM_REF itself.
161 2011-11-07 Alan Modra <amodra@gmail.com>
164 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Always emit
167 2011-11-04 Eric Botcazou <ebotcazou@adacore.com>
170 * c-parser.c (c_parser_postfix_expression) <RID_OFFSETOF>: Adjust call
172 * c-typeck.c (build_unary_op) <ADDR_EXPR>: Call fold_offsetof_1.
174 2011-11-04 Eric Botcazou <ebotcazou@adacore.com>
177 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=v8.
179 2011-11-03 Uros Bizjak <ubizjak@gmail.com>
181 * config/i386/i386.md (lround<X87MODEF:mode><SWI248x:mode>2,
182 rint<mode>2, floor<mode>2, lfloor<MODEF:mode><SWI48:mode>2,
183 btrunc<mode>2, lwp_lwpval<mode>3): Use operands[N] instead of operandN.
185 2011-11-02 Eric Botcazou <ebotcazou@adacore.com>
188 * config/sparc/sparc.md (movsf_insn): Reindent constraints.
189 (movsf_insn_no_fpu): Likewise.
190 (movdf_insn_sp32): Likewise.
191 (movdf_insn_sp32_no_fpu): Likewise.
192 (movdf_insn_sp32_v9): Likewise. Remove redundant GY constraint.
193 (movdf_insn_sp32_v9_no_fpu): Likewise.
194 (movdf_insn_sp64): Likewise.
195 (movdf_insn_sp64_no_fpu): Likewise.
196 (movtf_insn_sp32): Likewise.
197 (movtf_insn_sp32_no_fpu): Likewise.
198 (movtf_insn_sp64): Likewise.
199 (movtf_insn_sp64_hq): Likewise.
200 (movtf_insn_sp64_no_fpu): Likewise.
202 2011-11-02 Bernd Schmidt <bernds@codesourcery.com>
204 * cfgcleanup.c (try_head_merge_bb): If get_condition returns
205 NULL for a jump that is a cc0 insn, pick the previous insn for
208 2011-11-01 Uros Bizjak <ubizjak@gmail.com>
210 * config/i386/i386.md (splitters for int-float conversion): Use
211 SUBREG_REG on SUBREGs in splitter constraints.
213 2011-11-01 Julian Brown <julian@codesourcery.com>
215 PR rtl-optimization/47918
216 * reload1.c (set_initial_label_offsets): Use initial offsets
217 for labels on the nonlocal_goto_handler_labels chain.
219 2011-10-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
222 * config/pa/pa.c (emit_move_sequence): Legitimize TLS symbol references.
223 * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Return false for
224 TLS_MODEL_GLOBAL_DYNAMIC and TLS_MODEL_LOCAL_DYNAMIC symbol references.
226 2011-10-27 Uros Bizjak <ubizjak@gmail.com>
229 * config/i386/sse.md (*avx_unpcklpd256): Remove extra insn
230 constraints. Change alternative 1 to "x,m,1".
232 2011-10-26 Jakub Jelinek <jakub@redhat.com>
234 * BASE-VER: Set to 4.6.3.
235 * DEV-PHASE: Set to prerelease.
237 2011-10-26 Release Manager
239 * GCC 4.6.2 released.
241 2011-10-25 Kai Tietz <ktietz@redhat.com>
243 * config/i386/mingw32.h (SUBTARGET_FRAME_POINTER_REQUIRED):
244 Use for 32-bit frame-pointer, if setjmp is used.
246 2011-10-24 Jakub Jelinek <jakub@redhat.com>
249 * dwarf2out.c (dwarf2out_source_line): Emit discriminators only if
250 -gdwarf-4 or not -gstrict-dwarf.
252 2011-10-24 Georg-Johann Lay <avr@gjlay.de>
255 Backport from mainline r180385
256 * doc/extend.texi (Declaring Attributes of Functions):
257 Document OS_main and OS_task attributes.
258 (Specifying Attributes of Variables): Move up
259 subsection "AVR Variable Attributes" as of alphabetical order.
261 2011-10-24 Georg-Johann Lay <avr@gjlay.de>
264 * doc/invoke.texi (AVR Options): New subsubsection to explain EIND
265 handling and indirect jump/calls on devices > 128k.
267 2011-10-23 Uros Bizjak <ubizjak@gmail.com>
270 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
271 Remove (match_dup 0).
273 2011-10-21 Georg-Johann Lay <avr@gjlay.de>
276 Backport from Mainline r180299.
277 * config/avr/libgcc.S (__EIND__): New define to 0x3C.
278 (__tablejump__): Consistently use EIND for indirect jump/call.
279 (__tablejump_elpm__): Ditto.
281 2011-10-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
284 Backport from mainline.
285 2011-10-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
287 * config/arm/arm.c (thumb_unexpanded_epilogue): Handle return
290 2011-10-19 Jakub Jelinek <jakub@redhat.com>
292 * dwarf2out.c (loc_descriptor): For SUBREG pass SUBREG_REG's mode as
293 second argument instead of mode.
296 Backport from mainline
297 2011-09-27 Richard Sandiford <rdsandiford@googlemail.com>
301 * tree-sra.c (build_ref_for_model): Use the type of the field as
302 the type of the COMPONENT_REF.
304 2011-10-18 Uros Bizjak <ubizjak@gmail.com>
305 Eric Botcazou <ebotcazou@adacore.com>
308 * config/alpha/linux-unwind.h (alpha_fallback_frame_state): Set
309 fs->signal_frame to 1.
311 2011-10-14 Richard Guenther <rguenther@suse.de>
313 Backport from mainline
314 2011-10-14 Richard Guenther <rguenther@suse.de>
316 PR tree-optimization/50723
317 * ipa-split.c (split_function): Use GSI_CONTINUE_LINKING.
319 2011-10-13 Richard Guenther <rguenther@suse.de>
321 PR tree-optimization/50712
322 * ipa-split.c (split_function): Always re-gimplify parameters
323 when they are not gimple vals before passing them. Properly
324 check for type compatibility.
326 2011-10-13 Eric Botcazou <ebotcazou@adacore.com>
328 * doc/invoke.texi (SPARC options): Document -mfix-at697f.
329 * config/sparc/sparc.opt (mfix-at697f): New option.
330 * config/sparc/sparc.c (TARGET_MACHINE_DEPENDENT_REORG): Define.
331 (sparc_reorg): New function.
333 2011-10-12 Steve Ellcey <sje@cup.hp.com>
336 Backport from Mainline 179472.
337 * configure.ac (gcc_cv_ld_static_dynamic): Define for *-*-hpux*.
338 (gcc_cv_ld_static_option): Ditto.
339 (gcc_cv_ld_dynamic_option): Ditto.
340 * configure: Regenerate.
342 2011-10-12 Paul Koning <pkoning@gcc.gnu.org>
344 PR tree-optimization/50189
345 * tree-vrp.c (extract_range_from_assert): Use the type of
346 the variable, not the limit.
348 2011-10-12 Richard Guenther <rguenther@suse.de>
350 PR tree-optimization/50700
351 * tree-object-size.c (addr_object_size): Simplify and treat
352 MEM_REF bases consistently.
354 2011-10-12 Joseph Myers <joseph@codesourcery.com>
357 * convert.c (convert_to_integer): Do not narrow operands of
360 2011-10-11 Eric Botcazou <ebotcazou@adacore.com>
363 * config/sparc/sparc.md (mov<I:mode>cc): Do not save comparison code.
364 (mov<F:mode>cc): Likewise.
366 2011-10-11 Nick Clifton <nickc@redhat.com>
369 * compare-elim.c (find_comparisons_in_bb): Use df_get_live_in and
370 df_get_live_out instead of accessing the bitmaps directly.
371 (execute_compare_elim_after_reload): Remove calls to df_set_flags,
372 df_live_add_problem and df_analyze.
374 2011-10-10 Georg-Johann Lay <avr@gjlay.de>
377 Backport from Mainline r179737.
378 * config/avr/avr-devices.c (avr_mcu_types): Set
379 .data_section_start of atmega164a to 0x100.
381 2011-10-07 Bernd Schmidt <bernds@codesourcery.com>
384 * config/arm/arm.md (arm_subsi3_insn): Lose the last alternative.
386 2011-10-06 Jakub Jelinek <jakub@redhat.com>
388 * tree.h (avoid_folding_inline_builtin): New prototype.
389 * builtins.c (avoid_folding_inline_builtin): No longer static.
390 * gimple-fold.c (gimple_fold_builtin): Give up if
391 avoid_folding_inline_builtin returns true.
393 PR tree-optimization/49279
394 * tree-ssa-structalias.c (find_func_aliases): Don't handle
397 2011-10-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
399 * longlong.h (smul_ppmm, sdiv_qrnnd): Add underscores to the local
400 variables. Fix second operand of DR. Swap inputs for sdiv_qrnnd.
402 2011-10-03 Jakub Jelinek <jakub@redhat.com>
403 Ian Lance Taylor <iant@google.com>
405 * godump.c (go_output_typedef): Support printing enum values that
406 don't fit in a signed HOST_WIDE_INT.
408 2011-09-30 Jakub Jelinek <jakub@redhat.com>
411 * gimple-fold.c (fold_stmt_1) <case GIMPLE_ASM>: If
412 input constraints allow mem and not reg, pass true instead of
413 false as second argument to maybe_fold_reference.
415 2011-09-30 Jakub Jelinek <jakub@redhat.com>
416 Richard Guenther <rguenther@suse.de>
418 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Fix
419 handling of BUILT_IN_STRNCAT.
420 (ref_maybe_used_by_call_p_1): Fix handling of BUILT_IN_STRCAT,
421 and BUILT_IN_STRNCAT.
423 2011-09-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
425 * graphite-scop-detection.c (make_close_phi_nodes_unique): New
427 (remove_duplicate_close_phi): Detect and repair creation of
428 duplicate close-phis for a containing loop.
430 2011-09-26 Richard Guenther <rguenther@suse.de>
432 PR tree-optimization/50472
433 * tree-ssa-ccp.c (fold_const_aggregate_ref): Do not fold
436 2011-09-25 Ira Rosen <ira.rosen@linaro.org>
438 PR tree-optimization/50413
439 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail to vectorize
440 a basic block if one of its data-refs can't be analyzed.
442 2011-09-25 Ira Rosen <ira.rosen@linaro.org>
444 PR tree-optimization/50412
445 * tree-vect-data-refs.c (vect_analyze_group_access): Fail for
446 accesses that require epilogue loop if vectorizing outer loop.
448 2011-09-22 Uros Bizjak <ubizjak@gmail.com>
451 * config/i386/sse.md (xop_pcmov_<mode>): Change operand 1 predicate
452 to register_operand and operand 2 predicate to nonimmediate_operand.
453 (xop_pcmov_<mode>256): Ditto.
454 * config/i386/i386.c (ix86_expand_sse_movcc): When generating
455 xop_pcmov, force op_true to register. Also, force op_false to
456 register if it doesn't satisfy nonimmediate_operand predicate.
458 2011-09-19 Alan Modra <amodra@gmail.com>
459 Michael Meissner <meissner@linux.vnet.ibm.com>
462 * config/rs6000/rs6000.md (call_indirect_aix32): Do not split the
463 load of the indirect function's TOC from the call to prevent the
464 compiler from moving the load of the new TOC above code that
465 references the current function's TOC.
466 (call_indirect_aix64): Ditto.
467 (call_value_indirect_aix32): Ditto.
468 (call_value_indirect_aix64): Ditto.
469 (call_indirect_nonlocal_aix32_internal): Ditto.
470 (call_indirect_nonlocal_aix32): Ditto.
471 (call_indirect_nonlocal_aix64_internal): Ditto.
472 (call_indirect_nonlocal_aix64): Ditto.
473 (call_value_indirect_nonlocal_aix32_internal): Ditto.
474 (call_value_indirect_nonlocal_aix32): Ditto.
475 (call_value_indirect_nonlocal_aix64_internal): Ditto.
476 (call_value_indirect_nonlocal_aix64): Ditto.
478 2011-09-19 Martin Jambor <mjambor@suse.cz>
481 * ipa-split.c (split_function): Do not change signature if it is
482 not possible or there are attribute types.
484 2011-09-18 Eric Botcazou <ebotcazou@adacore.com>
485 Iain Sandoe <developer@sandoe-acoustics.co.uk>
488 * config/rs6000/rs6000.md (probe_stack): Use explicit operand.
489 * config/rs6000/rs6000.c (output_probe_stack_range): Likewise.
491 2011-09-14 Diego Novillo <dnovillo@google.com>
493 * tree-vect-stmts.c (vect_transform_stmt): Remove unused
494 local variable ORIG_SCALAR_STMT.
496 2011-09-08 Martin Jambor <mjambor@suse.cz>
498 Backport from mainline
499 2011-09-07 Martin Jambor <mjambor@suse.cz>
501 PR tree-optimization/49911
502 * tree-sra.c (analyze_access_subtree): Change type of to-be-replaced
503 enumerations to the corresponding plain integer type.
505 2011-09-08 Richard Guenther <rguenther@suse.de>
507 Backport from mainline
508 2011-07-04 Richard Guenther <rguenther@suse.de>
510 PR tree-optimization/49518
511 PR tree-optimization/49628
512 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Skip
513 irrelevant data-references.
515 2011-09-08 Richard Guenther <rguenther@suse.de>
517 Backport from mainline
518 2011-08-23 Richard Guenther <rguenther@suse.de>
520 PR tree-optimization/50162
521 * tree-vect-stmts.c (vectorizable_call): Fix argument lookup.
523 2011-09-08 Richard Guenther <rguenther@suse.de>
525 Backport from mainline
526 2011-05-05 Michael Matz <matz@suse.de>
528 * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
529 * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
530 * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
531 * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
532 * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
533 * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
534 * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
535 * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
536 * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
537 * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
538 * config/i386/linux.h (ENDFILE_SPEC): Add Ofast.
539 * config/i386/linux64.h (ENDFILE_SPEC): Add Ofast.
540 * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
541 * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
542 * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
543 * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
545 2011-09-08 Eric Botcazou <ebotcazou@adacore.com>
546 Iain Sandoe <iains@gcc.gnu.org>
548 Backport from mainline (restore powerpc-darwin Ada bootstrap).
549 * config/rs6000/rs6000.c (compute_save_world_info): Test
550 cfun->has_nonlocal_label to determine if the out-of-line save
551 world call may be used.
553 2011-09-08 Jakub Jelinek <jakub@redhat.com>
556 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Return
557 code early if TARGET_AVX.
558 (ix86_expand_fp_vcond): Handle LTGT and UNEQ.
560 2011-09-06 Martin Jambor <mjambor@suse.cz>
563 2011-09-02 Martin Jambor <mjambor@suse.cz>
565 * ipa-split.c (split_function): Do not skip any arguments if
566 can_change_signature is set or there are function type attributes.
568 2011-09-05 Georg-Johann Lay <avr@gjlay.de>
571 Backport from mainline r178528
572 * config/avr/avr.c (sequent_regs_live): Don't recognize sequences
573 that contain global register variable.
575 2011-09-02 Martin Jambor <mjambor@suse.cz>
578 * ipa-split.c (split_function): Do not skip any arguments if
579 can_change_signature is set or there are function type attributes.
581 2011-09-01 Ira Rosen <ira.rosen@linaro.org>
583 PR tree-optimization/50178
584 * tree-vect-stmts.c (vectorizable_call): Update the related
585 pattern statement before deleting the original call.
586 (vect_transform_stmt): Don't expect the related pattern statement
587 to match the original statement after transformation.
589 2011-08-29 Richard Guenther <rguenther@suse.de>
592 * varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF].
594 2011-08-27 Uros Bizjak <ubizjak@gmail.com>
596 * config/i386/sse.md (vec_extract_lo_<mode>): Prevent both
598 (vec_extract_lo_v16hi): Ditto.
599 (*vec_extract_v4sf_mem): Add TARGET_SSE insn constraint.
600 * config/i386/i386.c (legitimize_tls_address): Change REG_EQIV
603 2011-08-27 Uros Bizjak <ubizjak@gmail.com>
606 * config/i386/sse.md (sse4_2_pcmpestr): Emit NOTE_INSN_DELETED note
607 when all outputs are unused.
608 (sse4_2_pcmpistr): Ditto.
610 2011-08-26 Jakub Jelinek <jakub@redhat.com>
613 * c-typeck.c (c_process_expr_stmt): Skip over nops and
614 call mark_exp_read even if exprv is ADDR_EXPR.
616 2011-08-20 Jakub Jelinek <jakub@redhat.com>
618 PR tree-optimization/48739
619 * tree-ssa.c: Include cfgloop.h.
620 (execute_update_addresses_taken): When updating ssa, if in
621 loop closed SSA form, call rewrite_into_loop_closed_ssa instead of
623 * Makefile.in (tree-ssa.o): Depend on $(CFGLOOP_H).
625 2011-08-18 Jakub Jelinek <jakub@redhat.com>
628 * config/i386/i386.c (assign_386_stack_local): Call validize_mem
629 on the result before returning it.
631 2011-08-16 Liang Wang <lwang1@marvell.com>
633 * ggc.h (ggc_alloc_rtvec_sized): Change arguments of
634 ggc_alloc_zone_vec_rtvec_def.
636 2011-08-12 Nick Clifton <nickc@redhat.com>
638 * builtins.c (expand_builtin_memcmp): Do not use cmpstrnsi
640 * doc/md.texi (cmpstrn): Note that the comparison stops if both
641 fetched bytes are zero.
643 (cmpmem): Note that the comparison does not stop if both of the
644 fetched bytes are zero.
646 2011-08-11 Kazuhiro Inaoka <kazuhiro.inaoka.ud@renesas.com>
648 * config/rx/rx.md (movsicc): Allow register to register
650 (*movsicc): Likewise.
651 (*stcc): Restrict this pattern to EQ and NE compares.
652 (*stcc_reg): New pattern. Works for any comparison but only for
655 2011-08-10 DJ Delorie <dj@redhat.com>
657 * expr.c (expand_expr_addr_expr_1): Detect a user request for
658 a local frame in a naked function, and produce a suitable
659 error for that specific case.
661 2011-08-09 Martin Jambor <mjambor@suse.cz>
664 * tree-sra.c (access_precludes_ipa_sra_p): Also check access
667 2011-08-09 Nick Clifton <nickc@redhat.com>
669 * config/rx/rx.md: Disable extender peepholes at -O3.
671 2011-08-06 Uros Bizjak <ubizjak@gmail.com>
674 * config/alpha/alpha.c (alpha_instantiate_decls): New function.
675 (TARGET_INSTANTIATE_DECLS): New define.
677 2011-08-05 H.J. Lu <hongjiu.lu@intel.com>
679 Backport from mainline
680 2011-08-05 H.J. Lu <hongjiu.lu@intel.com>
682 * config/i386/i386.c (processor_alias_table): Add core-avx-i.
684 * doc/invoke.texi: Document core-avx-i.
686 2011-08-03 Jakub Jelinek <jakub@redhat.com>
688 PR tree-optimization/49948
689 * gimple.c (walk_stmt_load_store_addr_ops): Walk CONSTRUCTOR elements.
691 2011-08-02 Uros Bizjak <ubizjak@gmail.com>
693 * doc/md.texi (stack_protect_set): The pattern moves ptr_mode value.
694 (stack_protect_test): The pattern compares ptr_mode value.
696 2011-07-31 Uros Bizjak <ubizjak@gmail.com>
699 * config/i386/i386.md (strset): Do not expand strset_singleop
700 when %eax or $edi are fixed.
701 (*strsetdi_rex_1): Disable when %eax or %edi are fixed.
702 (*strsetsi_1): Ditto.
703 (*strsethi_1): Ditto.
704 (*strsetqi_1): Ditto.
705 (*rep_stosdi_rex64): Disable when %eax, %ecx or %edi are fixed.
706 (*rep_stossi): Ditto.
707 (*rep_stosqi): Ditto.
708 (*strlenqi_1): Ditto.
709 (cmpstrnsi): Also fail when %ecx is fixed.
710 (*cmpstrnqi_nz_1): Disable when %ecx, %esi or %edi are fixed.
711 (*cmpstrnqi_1): Ditto.
712 (*strmovdi_rex_1): Disable when %esi or %edi are fixed.
713 (*strmovsi_1): Ditto.
714 (*strmovhi_1): Ditto.
715 (*strmovqi_1): Ditto.
716 (*rep_movdi_rex64): Disable when %ecx, %esi or %edi are fixed.
720 2011-07-31 Mikael Pettersson <mikpe@it.uu.se>
723 * config/m68k/m68k.c (m68k_override_options_after_change): New function.
724 Disable instruction scheduling for non-ColdFire targets.
725 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define.
727 2011-07-29 Jakub Jelinek <jakub@redhat.com>
731 * omp-low.c (use_pointer_for_field): If disallowing copy-in/out
732 in nested parallel and outer is a gimple_reg, mark it as addressable
733 and set its bit in task_shared_vars bitmap too.
735 2011-07-29 Wei Guozhi <carrot@google.com>
737 Backport from mainline
738 2011-07-29 Wei Guozhi <carrot@google.com>
740 PR rtl-optimization/49799
741 * combine.c (make_compound_operation): Check if the bit field is valid
742 before change it to bit field extraction.
744 2011-07-28 Jakub Jelinek <jakub@redhat.com>
747 * dwarf2out.c (size_of_die, value_format, output_die): Use
748 DW_FORM_udata instead of DW_FORM_data[48] for
749 dw_val_class_unsigned_const DW_AT_data_member_location for DWARF 3.
751 2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
753 Backport from mainline
754 2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
757 * config/i386/i386.md (strlen<mode>): Replace SWI48x with P.
759 2011-07-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
761 Backport from mainline:
762 2011-07-26 Martin Jambor <mjambor@suse.cz>
764 * tree-sra.c (tree_non_mode_aligned_mem_p): Strip conversions and
765 return false for invariants.
767 2011-07-27 Jakub Jelinek <jakub@redhat.com>
770 * config/i386/i386.md (*call_pop_1_vzeroupper, *call_pop_1,
771 *sibcall_pop_1_vzeroupper, *sibcall_pop_1, *call_1_vzeroupper,
772 *call_1, *sibcall_1_vzeroupper, *sibcall_1, *call_1_rex64_vzeroupper,
773 *call_1_rex64, *call_1_rex64_ms_sysv_vzeroupper,
774 *call_1_rex64_ms_sysv, *sibcall_1_rex64_vzeroupper,
775 *sibcall_1_rex64, *call_value_pop_1_vzeroupper,
776 *call_value_pop_1, *sibcall_value_pop_1_vzeroupper,
777 *sibcall_value_pop_1, *call_value_1_vzeroupper,
778 *call_value_1, *sibcall_value_1_vzeroupper,
779 *sibcall_value_1, *call_value_1_rex64_vzeroupper,
780 *call_value_1_rex64, *call_value_1_rex64_ms_sysv_vzeroupper,
781 *call_value_1_rex64_ms_sysv, *sibcall_value_1_rex64_vzeroupper,
782 *sibcall_value_1_rex64): Use z constraint instead of s constraint.
784 Backport from mainline
785 2011-05-16 Uros Bizjak <ubizjak@gmail.com>
787 * config/i386/constraints.md (z): New constraint.
789 2011-07-25 Andrew Pinski <apinski@cavium.com>
792 * tree-inline.c (remap_gimple_op_r): Copy TREE_THIS_VOLATILE and
793 TREE_THIS_NOTRAP into the inner most MEM_REF.
794 Always copy TREE_THIS_VOLATILE.
795 * tree-sra.c (ptr_parm_has_direct_uses): Check that the lhs, rhs and
796 arguments are not volatile references.
798 2011-07-25 Georg-Johann Lay <avr@gjlay.de>
801 Backport from mainline r176756
802 2011-07-25 Georg-Johann Lay
803 * config/avr/avr.c (out_shift_with_cnt): Use tmp_reg as
804 shift counter for x << x and x >> x shifts.
806 2011-07-22 Uros Bizjak <ubizjak@gmail.com>
808 * config.gcc (x86_64-*-linux*): Set
809 default_gnu_indirect_function to yes.
811 2011-07-22 Richard Guenther <rguenther@suse.de>
813 PR tree-optimization/45819
814 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
815 preserve volatile and notrap flags.
817 2011-07-21 Uros Bizjak <ubizjak@gmail.com>
819 Backport from mainline
820 2011-07-04 Uros Bizjak <ubizjak@gmail.com>
823 * config/i386/i386.md (SSE2 int->float split): Push operand 1 in
824 general register to memory for !TARGET_INTER_UNIT_MOVES.
826 2011-07-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
828 * config/s390/s390.c (s390_class_max_nregs): Fix return type.
829 * config/s390/s390-protos.h (s390_class_max_nregs): Likewise.
831 2011-07-19 Jakub Jelinek <jakub@redhat.com>
833 PR tree-optimization/49768
834 * tree-ssa-ccp.c (fold_nonarray_ctor_reference): Return NULL
835 if offset is smaller than bitoffset, but offset+size is bigger
838 2011-07-18 Jakub Jelinek <jakub@redhat.com>
841 * tree.c (build_common_builtin_nodes): Register
842 __builtin_return_address, __cyg_profile_func_enter
843 and __cyg_profile_func_exit.
845 2011-07-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
847 * config.gcc: Obsolete i[3456x]86-*-netware*.
849 2011-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
853 2010-12-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
855 * config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean
858 2011-07-17 Eric Botcazou <ebotcazou@adacore.com>
861 * tree.c (walk_tree_1) <DECL_EXPR>: Do not walk a pointed-to type.
863 2011-07-16 Eric Botcazou <ebotcazou@adacore.com>
865 PR tree-optimization/49725
866 Backport from mainline
867 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
869 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
870 a zero minimum index only if it is redundant.
872 2011-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
875 * config/pa/pa.md (casesi): Use gen_int_mode instead of GEN_INT.
877 2011-07-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
879 Backport from mainline:
880 2011-07-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
882 * config/spu/spu.c (TARGET_ASM_FILE_START): Do not define.
883 (asm_file_start): Remove.
884 (spu_machine_dependent_reorg): Call compute_bb_for_insn and
885 free_bb_for_insn around code that modifies insns before
886 restarting df analysis.
888 2011-07-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
890 Backport from mainline:
891 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
894 * config/sol2.h (LIB_SPEC): Simplify.
895 Move LIB_THREAD_LDFLAGS_SPEC ...
896 (LINK_SPEC): ... here.
898 2011-07-14 James Greenhalgh <james.greenhalgh@arm.com>
900 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add __ARM_FEATURE_DSP.
902 2011-07-14 Andrew Pinski <pinskia@gmail.com>
905 * tree-mudflap.c (mf_xform_derefs_1 <case MEM_REF>):
906 Use fold_build2_loc instead of build2.
907 Use the correct type for the new tree.
909 2011-07-14 Georg-Johann Lay <avr@gjlay.de>
912 Backport from mainline r176276
913 2011-07-14 Georg-Johann Lay
914 * config/avr/avr.md (rotl<mode>3): Generate SCRATCH instead
916 (*rotw<mode>): Use const_int_operand for operand2.
917 Use match_scatch for operand3.
919 * config/avr/avr.c (avr_rotate_bytes): Treat SCRATCH.
921 2011-07-14 Richard Guenther <rguenther@suse.de>
923 PR tree-optimization/49651
924 * tree-ssa-structalias.c (get_constraint_for_1): Properly
925 handle dereferences with subvariables.
927 2011-07-11 Martin Jambor <mjambor@suse.cz>
929 PR tree-optimization/49094
930 * tree-sra.c (tree_non_mode_aligned_mem_p): New function.
931 (build_accesses_from_assign): Use it.
933 2011-07-11 Georg-Johann Lay <avr@gjlay.de>
936 Backport from mainline r176141
937 2011-07-11 Georg-Johann Lay
938 * config/avr/avr.c (notice_update_cc): For ashiftrt:QI, only
939 offsets 1..5 set cc0 in a usable way.
941 2011-07-08 Jakub Jelinek <jakub@redhat.com>
944 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Use
945 CONST0_RTX (dest_mode) instead of const0_rtx as second operand
947 * config/rs6000/vector.md (vector_select_<mode>,
948 vector_select_<mode>_uns): Change second operand of NE to
949 CONST0_RTX (<MODE>mode) instead of const0_rtx.
950 * config/rs6000/altivec.md (*altivec_vsel<mode>,
951 *altivec_vsel<mode>_uns): Expect second operand of NE to be
952 zero_constant of the corresponding vector mode.
953 * config/rs6000/vsx.md (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns):
956 2011-07-08 Georg-Johann Lay <avr@gjlay.de>
959 Backport from mainline SVN 176053.
960 2011-07-08 Georg-Johann Lay <avr@gjlay.de>
961 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
962 In particular, allow 8-bit values in r28 and r29.
963 (avr_hard_regno_scratch_ok): Disallow any register that might be
964 part of the frame pointer.
965 (avr_hard_regno_rename_ok): Same.
966 (avr_legitimate_address_p): Don't allow SUBREGs.
968 2011-07-07 Eric Botcazou <ebotcazou@adacore.com>
971 * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Add
972 MASK_V8PLUS, remove commented out flag and reorder.
974 Backport from mainline
975 2011-06-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
977 * config/sparc/sol2-64.h (TARGET_DEFAULT): Remove.
978 (TARGET_64BIT_DEFAULT): Define.
979 * config.gcc (sparc*-*-solaris2*): Move sparc/sol2-64.h to front
981 * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Define.
983 2011-07-07 Jakub Jelinek <jakub@redhat.com>
986 * c-typeck.c (build_binary_op): For MULT_EXPR and TRUNC_DIV_EXPR with
987 one non-complex and one complex argument, call c_save_expr on both
991 * df-problems.c (dead_debug_reset): Remove dead_debug_uses
992 referencing debug insns that have been reset.
993 (dead_debug_insert_before): Don't assert reg is non-NULL,
994 instead return immediately if it is NULL.
997 * gimplify.c (gimplify_compound_lval): For last 2 ARRAY_*REF
998 operands and last COMPONENT_REF operand call gimplify_expr on it
1001 2011-07-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1003 Backport from mainline.
1004 2011-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1007 * config/arm/predicates.md (add_operator): New.
1008 * config/arm/arm.md ("*arith_shiftsi"): Fix for SP reg usage
1011 2011-07-05 Jakub Jelinek <jakub@redhat.com>
1013 PR tree-optimization/49618
1014 * tree-eh.c (tree_could_trap_p) <case FUNCTION_DECL, case VAR_DECL>:
1015 For DECL_WEAK decls return true.
1017 2011-07-04 Jakub Jelinek <jakub@redhat.com>
1019 PR rtl-optimization/49619
1020 * combine.c (combine_simplify_rtx): In PLUS -> IOR simplification
1021 pass VOIDmode as op0_mode to recursive call.
1023 PR rtl-optimization/49472
1024 * simplify-rtx.c (simplify_unary_operation_1) <case NEG>: When
1025 negating MULT, negate the second operand instead of first.
1026 (simplify_binary_operation_1) <case MULT>: If one operand is
1027 a NEG and the other is MULT, don't attempt to optimize by
1028 negation of the MULT operand if it only moves the NEG operation
1031 Backported from mainline
1032 2011-06-06 Jakub Jelinek <jakub@redhat.com>
1035 * dwarf2out.c (native_encode_initializer): Decrement count in each
1038 2011-07-04 Georg-Johann Lay <avr@gjlay.de>
1040 Backport from mainline
1041 2011-07-04 Georg-Johann Lay <avr@gjlay.de>
1044 * config/avr/avr.c (avr_insert_attributes): Use TYPE_READONLY
1045 instead of TREE_READONLY.
1047 2011-07-04 Richard Guenther <rguenther@suse.de>
1049 PR tree-optimization/49615
1050 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Fix
1051 basic-block index check.
1053 2011-06-30 Eric Botcazou <ebotcazou@adacore.com>
1055 PR tree-optimization/49572
1056 * tree-ssa-dom.c (initialize_hash_element) <GIMPLE_SINGLE_RHS>: Use the
1057 type of the RHS instead of that of the LHS for the expression type.
1059 2011-06-30 Georg-Johann Lay <avr@gjlay.de>
1061 Backport from mainline
1063 (avr_section_type_flags): For data in ".progmem.data", remove
1064 section flag SECTION_WRITE.
1066 2011-06-30 Georg-Johann Lay <avr@gjlay.de>
1068 Backport from mainline
1070 * config/avr/avr.c (avr_handle_progmem_attribute): Move warning
1071 about uninitialized data attributed 'progmem' from here...
1072 (avr_encode_section_info): ...to this new function.
1073 (TARGET_ENCODE_SECTION_INFO): New define.
1075 2011-06-29 Changpeng Fang <changpeng.fang@amd.com>
1077 Backport from mainline
1078 2011-06-29 Changpeng Fang <changpeng.fang@amd.com>
1080 * config/i386/i386.opt (mprefer-avx128): Redefine the flag as a Mask
1082 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_AVX128_OPTIMAL
1084 (TARGET_AVX128_OPTIMAL): New definition.
1085 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1086 X86_TUNE_AVX128_OPTIMAL entry.
1087 (ix86_option_override_internal): Enable the generation
1088 of the 128-bit instructions when TARGET_AVX128_OPTIMAL is set.
1089 (ix86_preferred_simd_mode): Use TARGET_PREFER_AVX128.
1090 (ix86_autovectorize_vector_sizes): Use TARGET_PREFER_AVX128.
1092 2011-06-29 Harsha Jagasia <harsha.jagasia@amd.com>
1094 Backport from mainline
1095 2011-05-31 Alexandre Oliva <aoliva@redhat.com>
1097 * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
1098 * config/i386/sse.md: Add n to negated FMA pattern names.
1100 2011-06-29 Eric Botcazou <ebotcazou@adacore.com>
1102 PR tree-optimization/49539
1103 * tree-ssa-forwprop.c (can_propagate_from): Check for abnormal SSA
1104 names by means of stmt_references_abnormal_ssa_name.
1105 (associate_plusminus): Call can_propagate_from before propagating
1106 from definition statements.
1108 2011-06-29 Martin Jambor <mjambor@suse.cz>
1110 Backport from mainline
1111 2011-06-24 Martin Jambor <mjambor@suse.cz>
1113 PR tree-optimizations/49516
1114 * tree-sra.c (sra_modify_assign): Choose the safe path for
1115 aggregate copies if we also did scalar replacements.
1117 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1119 Backport from mainline
1120 2011-06-20 Changpeng Fang <changpeng.fang@amd.com>
1123 * config/i386/i386.c (avx256_split_unaligned_load): New definition.
1124 (avx256_split_unaligned_store): New definition.
1125 (ix86_option_override_internal): Enable avx256 unaligned load/store
1126 splitting only when avx256_split_unaligned_load/store is set.
1128 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1130 Backport from mainline
1131 2011-03-28 H.J. Lu <hongjiu.lu@intel.com>
1133 * config/i386/i386.c (flag_opts): Fix a typo in
1134 -mavx256-split-unaligned-store.
1136 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1138 Backport from mainline
1139 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
1141 * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
1142 unaligned 256bit load/store.
1143 (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
1144 (*avx_movdqu<avxmodesuffix>): Likewise.
1146 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1148 Backport from mainline
1149 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
1151 * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
1152 and -mavx256-split-unaligned-store.
1153 (ix86_option_override_internal): Split 32-byte AVX unaligned
1154 load/store by default.
1155 (ix86_avx256_split_vector_move_misalign): New.
1156 (ix86_expand_vector_move_misalign): Use it.
1158 * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
1159 -mavx256-split-unaligned-store.
1161 * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
1162 256bit load/store. Generate unaligned store on misaligned memory
1164 (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
1166 (*avx_movdqu<avxmodesuffix>): Likewise.
1168 * doc/invoke.texi: Document -mavx256-split-unaligned-load and
1169 -mavx256-split-unaligned-store.
1171 2011-06-28 Eric Botcazou <ebotcazou@adacore.com>
1173 * tree-ssa-dom.c (initialize_hash_element): Fix oversight.
1175 2011-06-28 Andrey Belevantsev <abel@ispras.ru>
1177 Backport from mainline
1178 2011-05-25 Andrey Belevantsev <abel@ispras.ru>
1180 PR rtl-optimization/49014
1181 * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
1183 2011-06-28 Alexander Monakov <amonakov@ispras.ru>
1185 Backport from mainline
1186 2011-04-08 Alexander Monakov <amonakov@ispras.ru>
1189 * cfgloop.h (loop_has_exit_edges): New helper.
1190 * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
1192 * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
1193 that have no exit edges.
1195 2011-06-28 Iain Sandoe <iains@gcc.gnu.org>
1198 * config/darwin.c (darwin_mergeable_string_section): Place string
1199 constants in '.cstring' rather than '.const' when CF/NSStrings are
1202 2011-06-27 Eric Botcazou <ebotcazou@adacore.com>
1204 * reorg.c (fill_simple_delay_slots): Use stop_search_p to stop the
1205 forward scan as well.
1207 2011-06-27 Jakub Jelinek <jakub@redhat.com>
1209 * BASE-VER: Set to 4.6.2.
1210 * DEV-PHASE: Set to prerelease.
1212 2011-06-27 Release Manager
1214 * GCC 4.6.1 released.
1216 2011-06-21 Alan Modra <amodra@gmail.com>
1218 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New func.
1219 (TARGET_CANNOT_FORCE_CONST_MEM): Update definition.
1221 2011-06-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1223 Backport from mainline.
1224 2011-06-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1227 * config/arm/neon.md (vec_pack_trunc): Set the lengths
1228 correctly for the case with Quad vectors.
1230 2011-06-20 Alan Modra <amodra@gmail.com>
1232 * config/rs6000/rs6000.c (create_TOC_reference): Wrap high part
1233 of toc-relative address in CONST.
1234 (rs6000_delegitimize_address): Recognize changed address.
1235 (rs6000_legitimize_reload_address): Likewise.
1236 (rs6000_emit_move): Don't force these constants to memory.
1237 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of
1238 toc-relative address in CONST.
1239 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
1240 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
1242 2011-06-18 Jakub Jelinek <jakub@redhat.com>
1245 * config/i386/i386.c (ix86_expand_multi_arg_builtins): If
1246 last_arg_constant and last argument doesn't match its predicate,
1247 for xop_vpermil2<mode>3 error out and for xop_rotl<mode>3
1248 if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
1249 (ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix
1250 spelling of error message.
1251 * config/i386/sse.md (sse4a_extrqi, sse4a_insertqi,
1252 vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use
1253 const_0_to_255_operand instead of const_int_operand.
1255 2011-06-17 Richard Henderson <rth@redhat.com>
1257 Backport from mainline
1258 2011-03-22 Richard Henderson <rth@redhat.com>
1260 * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
1262 2011-06-17 Richard Guenther <rguenther@suse.de>
1264 Backport from mainline
1265 2011-05-23 Richard Guenther <rguenther@suse.de>
1267 PR tree-optimization/49115
1268 * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
1269 is not necessarily carried out, do not claim it kills the ref.
1270 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
1272 2011-06-17 Hans-Peter Nilsson <hp@axis.com>
1274 Backport from mainline
1275 2011-06-17 Hans-Peter Nilsson <hp@axis.com>
1277 PR rtl-optimization/48542
1278 * reload.c (find_equiv_reg): Stop looking when finding a
1280 * reload1.c (reload_as_needed): Invalidate all reload
1281 registers when crossing a setjmp-type call.
1283 2011-06-16 Kaz Kojima <kkojima@gcc.gnu.org>
1285 Backport form main line
1286 2011-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
1289 * config/sh/sh.md (UNSPEC_CHKADD): New.
1290 (chk_guard_add): New define_insn_and_split.
1291 (symGOT_load): Use chk_guard_add instead of blockage.
1293 2011-06-16 Martin Jambor <mjambor@suse.cz>
1295 Backported from mainline
1296 2011-06-15 Martin Jambor <mjambor@suse.cz>
1298 PR tree-optimization/48613
1299 * ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
1300 ipa_node_params_vector is NULL.
1302 2011-06-16 Jakub Jelinek <jakub@redhat.com>
1304 PR tree-optimization/49419
1305 * tree-vrp.c (execute_vrp): Call init_range_assertions
1306 before estimate_numbers_of_iterations, call
1307 free_number_of_iterations_estimates before calling
1308 remove_range_assertions.
1310 Backported from mainline
1311 2011-06-13 Edmar Wienskoski <edmar@freescale.com>
1314 * config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern
1315 with a set of similar patterns, where the MATCH_OPERAND for the
1316 function argument is replaced with individual references to hardware
1318 (save_fpregs_<mode>): Ditto
1319 (restore_gpregs_<mode>): Ditto
1320 (return_and_restore_gpregs_<mode>): Ditto
1321 (return_and_restore_fpregs_<mode>): Ditto
1322 (return_and_restore_fpregs_aix_<mode>): Ditto
1324 2011-06-14 Richard Henderson <rth@redhat.com>
1327 * dwarf2out.c (frame_pointer_fb_offset_valid): New.
1328 (based_loc_descr): Assert it's true.
1329 (compute_frame_pointer_to_fb_displacement): Set it,
1330 rather than aborting immediately.
1332 2011-06-14 Richard Henderson <rth@redhat.com>
1334 Backport from mainline
1335 2011-03-22 Richard Henderson <rth@redhat.com>
1337 * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
1338 (avr_incoming_return_addr_rtx): New.
1339 (emit_push_byte): New.
1340 (expand_prologue): Use it. Remove incorrect dwarf annotation for
1341 SREG, RAMPZ, zero register. Push frame pointer by bytes. Add dwarf
1342 annotation for __prologue_saves__. Fixup dwarf annotation for CFA.
1343 (emit_pop_byte): New.
1344 (expand_epilogue): Use it. Pop frame pointer by bytes.
1345 * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
1346 (INCOMING_RETURN_ADDR_RTX): New.
1347 (INCOMING_FRAME_SP_OFFSET): New.
1348 (ARG_POINTER_CFA_OFFSET): New.
1349 * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
1350 (*pushhi, *pushsi, *pushsf, popqi): Likewise.
1353 2011-06-14 Jakub Jelinek <jakub@redhat.com>
1356 * tree.h (DECL_NONSHAREABLE): Define.
1357 (struct tree_decl_common): Change decl_common_unused to
1358 decl_nonshareable_flag.
1359 * cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
1360 Ignore vars with DECL_NONSHAREABLE bit set.
1361 * tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
1362 on stores to automatic aggregate vars.
1364 PR rtl-optimization/49390
1366 2010-06-29 Bernd Schmidt <bernds@codesourcery.com>
1368 * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
1371 2011-06-11 Uros Bizjak <ubizjak@gmail.com>
1373 * config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
1374 (*vec_dupv2df): Rename from vec_dupv2df.
1375 (vec_dupv2df): New expander.
1377 2011-06-09 Eric Botcazou <ebotcazou@adacore.com>
1379 * config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
1381 2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
1383 Backport from mainline
1384 2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
1386 * config/i386/driver-i386.c (host_detect_local_cpu): Support
1387 unknown Intel family 0x6 CPUs.
1389 2011-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1391 Backport from mainline
1392 2011-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1395 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
1396 needed when original operands are used for msw_skip comparison.
1398 2011-06-07 Jakub Jelinek <jakub@redhat.com>
1400 PR gcov-profile/49299
1401 * value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
1403 2011-06-06 Pat Haugen <pthaugen@us.ibm.com>
1405 Backport from mainline
1406 2011-05-31 Pat Haugen <pthaugen@us.ibm.com>
1408 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
1411 2011-06-06 Jakub Jelinek <jakub@redhat.com>
1414 * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
1415 if stmt folded into nothing.
1416 * tree-inline.c (fold_marked_statements): If a builtin at the
1417 end of a bb folded into nothing, just update cgraph edges
1418 and move to next bb.
1419 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
1420 to be NULL. Don't compute count and frequency if new_call is NULL.
1422 2011-06-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1424 * longlong.h (smul_ppmm): The resulting register pair contains the
1425 higher order word first.
1427 2011-06-06 Mikael Pettersson <mikpe@it.uu.se>
1429 PR tree-optimization/49243
1430 * calls.c (setjmp_call_p): Also check if fndecl has the
1431 returns_twice attribute.
1433 2011-06-06 Richard Guenther <rguenther@suse.de>
1435 PR tree-optimization/48702
1436 * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
1437 only when we know the base address is within bounds.
1438 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
1439 assume the base address of TARGET_MEM_REFs is in bounds.
1440 (indirect_refs_may_alias_p): Fix TARGET_MEM_REF without index tests.
1442 Backport from mainline
1443 2011-05-31 Jakub Jelinek <jakub@redhat.com>
1445 PR rtl-optimization/49235
1446 * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
1447 (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
1449 2011-06-05 Eric Botcazou <ebotcazou@adacore.com>
1451 * config/sparc/sparc.c (output_return): Fix thinko in the output of an
1452 EH return when delayed branches are disabled.
1454 2011-06-05 Kaz Kojima <kkojima@gcc.gnu.org>
1456 Backport from mainline
1457 2011-05-30 Kaz Kojima <kkojima@gcc.gnu.org>
1460 * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
1461 part of the second operand is 0.
1463 2011-06-04 Alexandre Oliva <aoliva@redhat.com>
1466 * target.def (delay_sched2, delay_vartrack): New.
1467 * doc/tm.texi.in: Update.
1468 * doc/tm.texi: Rebuild.
1469 * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
1470 * var-tracking.c (gate_handle_var_tracking): Likewise.
1471 * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
1472 (bfin_flag_var_tracking): Drop.
1473 (output_file_start): Don't save and override flag_var_tracking.
1474 (bfin_option_override): Ditto flag_schedule_insns_after_reload.
1475 (bfin_reorg): Test original variables.
1476 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1477 * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
1478 (ia64_flag_var_tracking): Drop.
1479 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1480 (ia64_file_start): Don't save and override flag_var_tracking.
1481 (ia64_override_options_after_change): Ditto
1482 flag_schedule_insns_after_reload.
1483 (ia64_reorg): Test original variables.
1484 * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
1485 (picochip_flag_var_tracking): Drop.
1486 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1487 (picochip_option_override): Don't save and override
1488 flag_schedule_insns_after_reload.
1489 (picochip_asm_file_start): Ditto flag_var_tracking.
1490 (picochip_reorg): Test original variables.
1491 * config/spu/spu.c (spu_flag_var_tracking): Drop.
1492 (TARGET_DELAY_VARTRACK): Define.
1493 (spu_var_tracking): New.
1494 (spu_machine_dependent_reorg): Call it.
1495 (asm_file_start): Don't save and override flag_var_tracking.
1497 2011-06-04 Ira Rosen <ira.rosen@linaro.org>
1499 PR tree-optimization/49038
1500 * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
1501 Ensure at least one epilogue iteration if required by data
1503 * tree-vectorizer.h (struct _loop_vec_info): Add new field
1504 to mark loops that require peeling for gaps.
1505 * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
1506 (vect_get_known_peeling_cost): Take peeling for gaps into
1508 (vect_transform_loop): Generate epilogue if required by data
1510 * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
1511 loop as requiring an epilogue if there are gaps in the end of
1514 2011-06-02 Ira Rosen <ira.rosen@linaro.org>
1516 PR tree-optimization/49093
1517 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
1520 2011-05-19 Quentin Neill <quentin.neill@amd.com>
1522 * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
1523 (fma4_fmaddsub): Likewise
1525 2011-05-31 Richard Guenther <rguenther@suse.de>
1527 Backport from mainline
1528 2011-05-19 Richard Guenther <rguenther@suse.de>
1531 * tree-object-size.c (addr_object_size): If the pointed-to
1532 variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
1534 2011-05-31 Richard Guenther <rguenther@suse.de>
1536 Backport from mainline
1537 2011-05-11 Richard Guenther <rguenther@suse.de>
1540 * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
1542 2011-05-30 Richard Guenther <rguenther@suse.de>
1544 PR tree-optimization/49218
1545 * tree-vrp.c (adjust_range_with_scev): Properly check whether
1548 2011-05-30 Georg-Johann Lay <avr@gjlay.de>
1551 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors):
1552 Don't use r20 around calls of __tablejump_elpm__
1554 2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
1557 * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
1560 2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
1563 * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
1564 recurse_p argument. Only follow register copies if it is set,
1565 and prevent mips_find_pic_call_symbol from recursing.
1566 (mips_find_pic_call_symbol): Add a recurse_p argument.
1567 Pass it to mips_pic_call_symbol_from_set.
1568 (mips_annotate_pic_calls): Update accordingly.
1570 2011-05-29 Richard Guenther <rguenther@suse.de>
1572 PR tree-optimization/49217
1573 * ipa-pure-const.c (propagate_pure_const): Fix typos.
1575 2011-05-26 Pat Haugen <pthaugen@us.ibm.com>
1577 * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
1578 moves expensive on Power7 also.
1580 2011-05-26 Georg-Johann Lay <avr@gjlay.de>
1583 * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
1584 alone. Error if non-const data has attribute progmem.
1586 2011-05-26 Jakub Jelinek <jakub@redhat.com>
1589 * gimplify.c (shortcut_cond_r): Don't special case
1590 COND_EXPRs if they have void type on one of their arms.
1592 PR tree-optimization/49161
1593 * tree-vrp.c (struct case_info): New type.
1594 (compare_case_labels): Sort case_info structs instead of
1595 trees, and not primarily by CASE_LABEL uids but by
1596 label_for_block indexes.
1597 (find_switch_asserts): Put case labels into struct case_info
1598 array instead of TREE_VEC, adjust sorting, compare label_for_block
1599 values instead of CASE_LABELs.
1601 2011-05-25 Jakub Jelinek <jakub@redhat.com>
1604 * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
1606 2011-05-18 Jan Hubicka <jh@suse.cz>
1608 PR tree-optimization/44897
1609 * ipa-inline.c (cgraph_decide_recursive_inlining): Do not divide
1610 by zero for insane profiles.
1612 2011-05-24 Eric Botcazou <ebotcazou@adacore.com>
1614 * config/sparc/sparc.c (sparc_option_override): If not set by the user,
1615 force flag_ira_share_save_slots to 0.
1617 2011-05-24 Uros Bizjak <ubizjak@gmail.com>
1620 * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
1622 2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
1624 Backport from mainline
1625 2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
1628 * config/i386/driver-i386.c (host_detect_local_cpu): Always
1629 add -mno-XXX. Handle FMA.
1631 2011-05-23 Jakub Jelinek <jakub@redhat.com>
1634 * fold-const.c (constant_boolean_node): If type is non-NULL,
1635 use build_int_cst_type instead of build_int_cst.
1638 * dbxout.c: Include cgraph.h.
1639 (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
1640 and without value expr, return NULL if no varpool node exists for
1641 it or if it is not needed.
1642 * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
1645 * c-decl.c (start_decl): Convert expr to void_type_node.
1648 * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
1649 failed and the comparison has a single bit signed type, use
1650 constm1_rtx instead of const1_rtx for true value.
1651 (do_store_flag): If ops->type is single bit signed type, disable
1652 signel bit test optimization and pass -1 instead of 1 as last
1653 parameter to emit_store_flag_force.
1655 2011-05-22 Eric Botcazou <ebotcazou@adacore.com>
1657 * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
1658 (sparc-*-rtems*): Likewise.
1659 (sparc64-*-elf*): Likewise.
1660 (sparc64-*-rtems*): Likewise.
1661 (sparc*-*-solaris2*): Likewise. Remove crti.o crtn.o extra parts.
1662 * config/sparc/t-crtin: New file.
1663 * config/sparc/t-sol2 (crti.o): Delete rule.
1665 * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
1666 * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
1667 * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
1668 (ENDFILE_SPEC): Add crtn.o.
1670 2011-05-22 Uros Bizjak <ubizjak@gmail.com>
1673 * config/i386/cpuid.h (bit_MMXEXT): New define.
1675 2011-05-22 Jakub Jelinek <jakub@redhat.com>
1678 * expmed.c (extract_fixed_bit_field): Test whether target can be used
1679 only after deciding which mode to use.
1681 2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
1683 * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
1686 2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
1688 * config/sparc/sparc.c (eligible_for_return_delay): Do not return
1689 false if there are call-saved registers here...
1690 (sparc_can_use_return_insn_p): ...but here instead.
1691 (save_or_restore_regs): Fix thinko.
1692 (sparc_expand_prologue): Use current_function_is_leaf.
1693 (sparc_frame_pointer_required): Likewise.
1695 2011-05-20 Jakub Jelinek <jakub@redhat.com>
1698 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
1699 for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
1701 2011-05-20 Richard Guenther <rguenther@suse.de>
1703 PR tree-optimization/49079
1704 * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
1705 MEM_REFs correctly for the trailing array access detection.
1706 Special case constants the same way as decls for overall size
1709 2011-05-20 Jakub Jelinek <jakub@redhat.com>
1711 PR tree-optimization/49073
1712 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return
1713 NULL if PHI argument is SSA_NAME, whose def_stmt is dominated
1715 * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
1717 2011-05-19 Uros Bizjak <ubizjak@gmail.com>
1719 * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
1720 when TARGET_RDRND is active.
1721 (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
1722 Generate dummy SImode target register when target is NULL.
1724 2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
1726 Backport from mainline
1727 2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
1730 * config/i386/sse.md (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>):
1731 Properly handle load cast.
1733 2011-05-18 Jakub Jelinek <jakub@redhat.com>
1735 PR tree-optimization/49039
1736 * tree-vrp.c (extract_range_from_binary_expr): For
1737 MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
1738 return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
1740 2011-05-18 Richard Guenther <rguenther@suse.de>
1742 PR tree-optimization/49018
1743 * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
1744 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
1745 gimple_has_side_effects.
1747 2011-05-18 Richard Guenther <rguenther@suse.de>
1749 Backport from mainline
1750 2011-04-19 Richard Guenther <rguenther@suse.de>
1753 * tree.c (free_lang_data): Do not reset the decl-assembler-name
1756 2011-04-21 Richard Guenther <rguenther@suse.de>
1759 * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of
1762 2011-05-18 Richard Guenther <rguenther@suse.de>
1764 Backport from mainline
1765 2011-05-12 Richard Guenther <rguenther@suse.de>
1767 PR tree-optimization/48172
1768 * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
1769 the number of iterations from the segment size calculation.
1770 (vect_create_cond_for_alias_checks): Adjust.
1772 2011-05-13 Richard Guenther <rguenther@suse.de>
1774 PR tree-optimization/48172
1775 * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
1776 multiplying by number of iterations for equal step.
1777 (vect_create_cond_for_alias_checks): Likewise.
1779 2011-05-18 Jakub Jelinek <jakub@redhat.com>
1781 PR tree-optimization/49000
1782 * tree-ssa.c (execute_update_addresses_taken): Call
1783 maybe_rewrite_mem_ref_base on debug stmt value. If it couldn't
1784 be rewritten and decl has been marked for renaming, reset
1787 2011-05-17 Nick Clifton <nickc@redhat.com>
1789 Import these patches from the mainline:
1791 2011-05-17 Nick Clifton <nickc@redhat.com>
1793 * config/rx/rx.c (rx_memory_move_cost): Include cost of register moves.
1795 * config/rx/rx.md: Add peephole to remove redundant extensions
1797 (bitset_in_memory): Use rx_restricted_mem_operand.
1798 (bitinvert_in_memory): Likewise.
1799 (bitclr_in_memory): Likewise.
1801 2011-05-17 Kazuhio Inaoka <kazuhiro.inaoka.ud@renesas.com>
1802 Nick Clifton <nickc@redhat.com>
1804 * config/rx/rx.md: Add peepholes to match a register move followed
1805 by a comparison of the moved register. Replace these with an
1806 addition of zero that does both actions in one instruction.
1808 2011-05-17 Jakub Jelinek <jakub@redhat.com>
1811 * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
1812 predicate to allow CONST_INT.
1814 2011-05-16 Joseph Myers <joseph@codesourcery.com>
1816 PR preprocessor/48677
1817 * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
1818 from decoded_options[0], not from itself.
1820 2011-05-16 Uros Bizjak <ubizjak@gmail.com>
1822 * config/i386/i386.md (*movxf_internal): Disable CONST_DOUBLE
1823 optimization for CM_MEDIUM and CM_LARGE code models. Fix usage
1824 of standard_80387_constant_p.
1825 (*movxf_internal_nointeger): Ditto.
1826 (*movdf_internal): Remove dead code-size optimization.
1827 (*movdf_internal_rex64): Fix usage of standard_80387_constant_p.
1828 (*movdf_internal_nointeger): Ditto.
1829 (*movsf_internal): Ditto.
1830 (floating point move splitters): Ditto.
1831 * config/i386/constraints.md (G): Ditto.
1832 * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
1834 2011-05-12 Jakub Jelinek <jakub@redhat.com>
1836 PR tree-optimization/48975
1837 * tree-if-conv.c (combine_blocks): Call free_bb_predicate
1838 on all bbs here and free and clear ifc_bbs at the end.
1840 2011-05-12 Richard Guenther <rguenther@suse.de>
1842 Backport from mainline
1843 2011-05-02 Richard Guenther <rguenther@suse.de>
1845 PR tree-optimization/48822
1846 * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
1847 (process_scc): Indicate which iteration we start.
1849 2011-05-12 Jakub Jelinek <jakub@redhat.com>
1852 * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
1853 if validate_subreg fails.
1855 2011-05-12 Nick Clifton <nickc@redhat.com>
1857 * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
1858 * config/rx/rx.c (rx_is_legitimate_constant): Use gcc_unreachable
1860 (rx_align_for_label): Test label before extracting its number of
1862 (rx_max_skip_for_label): Ignore debug insns.
1864 2011-05-11 Jakub Jelinek <jakub@redhat.com>
1867 * tree-ssa.c (reset_debug_uses): New function.
1868 * tree-flow.h (reset_debug_uses): New prototype.
1869 * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
1870 * tree-loop-distribution.c (generate_loops_for_partition): Call
1871 reset_debug_uses on the stmts that will be removed. Keep around
1872 all debug stmts, don't count them as bits in partition bitmap.
1873 (generate_builtin): Don't count debug stmts or labels as bits in
1876 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1878 Backport from mainline
1879 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1881 PR target/48857, 48495
1882 * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
1884 (VSX_MOVE_MODE): Ditto.
1885 (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
1886 VSX vector types. Add V2DImode.
1887 (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
1888 ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
1889 (MODES_TIEABLE_P): Ditto.
1891 * config/rs6000/rs6000.c (rs6000_emit_move): Use
1892 ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
1894 (init_cumulative_args): Ditto.
1895 (rs6000_function_arg_boundary): Ditto.
1896 (rs6000_function_arg_advance_1): Ditto.
1897 (rs6000_function_arg): Ditto.
1898 (rs6000_function_ok_for_sibcall): Ditto.
1899 (emit_frame_save): Ditto.
1900 (rs6000_function_value): Ditto.
1901 (rs6000_libcall_value): Ditto.
1903 2011-05-10 Nick Clifton <nickc@redhat.com>
1905 * config/rx/rx.c (rx_memory_move_cost): Reduce the cost for
1908 2011-05-10 DJ Delorie <dj@redhat.com>
1910 * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
1911 (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
1912 * config/rx/rx.c (rx_align_for_label): Add label and
1913 uses_threshold parameters. Do not align when the label is not
1915 * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
1917 2011-05-10 Jakub Jelinek <jakub@redhat.com>
1919 Backported from mainline
1920 2011-05-07 Zdenek Dvorak <ook@ucw.cz>
1922 PR tree-optimization/48837
1923 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
1924 when accumulator transformation is performed.
1926 2011-05-10 Jakub Jelinek <jakub@redhat.com>
1928 PR tree-optimization/48611
1929 PR tree-optimization/48794
1930 * tree-eh.c (remove_unreachable_handlers): Don't remove regions
1931 referenced from RESX or EH_DISPATCH arguments.
1933 2011-05-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1935 * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
1936 temporary register to match Pmode.
1938 2011-05-09 Eric Botcazou <ebotcazou@adacore.com>
1940 * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
1941 (dataflow_set_preserve_mem_locs): Likewise.
1943 2011-05-06 Uros Bizjak <ubizjak@gmail.com>
1945 * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
1946 constraint modifier to "r".
1948 2011-05-06 Alan Modra <amodra@gmail.com>
1951 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
1952 const0_rtx as the arg to the dummy __tls_get_addr libcall.
1954 2011-05-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1956 * config/s390/s390.c (s390_asm_trampoline_template): Comment
1958 (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
1960 2011-05-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1963 * config/arm/neon.md (neon_vtrn<mode>): Fix typo from earlier commit.
1965 2011-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1967 * config/rs6000/rs6000.c (rs6000_handle_option): Add missing break
1970 2011-05-05 Jason Merrill <jason@redhat.com>
1973 * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
1975 2011-05-05 Julian Brown <julian@codesourcery.com>
1977 * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
1978 parenthesis in D-register case.
1980 2011-05-05 Ira Rosen <ira.rosen@linaro.org>
1982 Backport from mainline:
1983 2011-04-18 Ulrich Weigand <ulrich.weigand@linaro.org>
1984 Ira Rosen <ira.rosen@linaro.org>
1987 * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
1988 to match neon_vzip/vuzp/vtrn_internal.
1989 * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
1990 outputs explicitly dependent on both inputs.
1991 (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
1993 2011-05-04 Uros Bizjak <ubizjak@gmail.com>
1995 * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
1996 Use %v prefix in insn mnemonic to handle TARGET_AVX.
1997 (*movdi_internal): Use "maybe_vex" instead of "vex" in "prefix"
1998 attribute calculation.
1999 (*movdf_internal): Output AVX mnemonics. Add "prefix" attribute.
2000 * config/i386/sse.md (*sse2_storeq_rex64): Do not emit %v prefix
2001 for mov{q} mnemonic.
2002 (*vec_extractv2di_1_rex64_avx): Ditto.
2004 2011-05-03 Uros Bizjak <ubizjak@gmail.com>
2005 Jakub Jelinek <jakub@redhat.com>
2008 * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
2009 only succeed if req_mode is the same as set_mode.
2011 2011-05-03 Richard Guenther <rguenther@suse.de>
2014 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2015 Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
2016 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2018 2011-05-03 Eric Botcazou <ebotcazou@adacore.com>
2021 * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
2022 for -fstack-check if the size to allocate is negative.
2024 2011-04-30 Jakub Jelinek <jakub@redhat.com>
2026 PR tree-optimization/48809
2027 * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
2029 (gen_inbound_check): Don't compute index_expr - range_min in utype
2030 again, instead reuse SSA_NAME initialized in build_arrays.
2031 Remove two useless gsi_for_stmt calls.
2033 2011-04-28 Michael Meissner <meissner@linux.vnet.ibm.com>
2035 Backport from mainline
2036 2011-04-01 Andrew Pinski <pinskia@gmail.com>
2037 Michael Meissner <meissner@linux.vnet.ibm.com>
2040 * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
2041 operands, as per the specifications.
2043 * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
2044 (vec_extract_evenv4sf): Ditto.
2045 (vec_extract_evenv8hi): Ditto.
2046 (vec_extract_evenv16qi): Ditto.
2047 (vec_extract_oddv4si): Ditto.
2049 2011-04-28 Jakub Jelinek <jakub@redhat.com>
2052 * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
2055 2011-04-27 Jakub Jelinek <jakub@redhat.com>
2058 * c-typeck.c (build_binary_op): Don't wrap arguments if
2059 int_operands is true.
2061 2011-04-26 Jakub Jelinek <jakub@redhat.com>
2064 * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
2065 is error_mark_node, set value to NULL.
2067 PR tree-optimization/48734
2068 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
2069 if return value from maybe_fold_*_comparsions isn't something
2070 the code is prepared to handle.
2072 2011-04-26 Richard Guenther <rguenther@suse.de>
2074 PR tree-optimization/48731
2075 * ipa-inline.c (cgraph_flatten): Test if function is inlinable.
2077 2011-04-24 Paolo Carlini <paolo.carlini@oracle.com>
2080 * doc/extend.texi (Type Traits): Document __is_standard_layout,
2081 __is_literal_type, and __is_trivial; update throughout about
2082 possibly cv-qualified void types.
2084 2011-04-23 Jakub Jelinek <jakub@redhat.com>
2087 * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
2088 to VOID_TYPE even around MODIFY_EXPR.
2090 2011-04-22 Jakub Jelinek <jakub@redhat.com>
2092 PR tree-optimization/48717
2093 * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
2094 ~A + A optimizations use build_int_cst_type instead of build_int_cst.
2096 2011-04-22 Jakub Jelinek <jakub@redhat.com>
2099 * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
2100 TREE_STATIC variables declared inside of some OpenMP construct.
2102 2011-04-21 Uros Bizjak <ubizjak@gmail.com>
2105 * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
2106 vec_extract and vec_concat for non-SSE4_1 targets.
2108 2011-04-21 Richard Guenther <rguenther@suse.de>
2111 * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
2112 objects and types here. Adjust for their offset before comparing.
2114 2011-04-21 Eric Botcazou <ebotcazou@adacore.com>
2116 * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
2118 2011-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2121 * config/pa/predicates.md (ior_operand): Delete predicate.
2122 (cint_ior_operand, reg_or_cint_ior_operand): New predicates.
2123 * config/pa/pa.md (iordi3): Use reg_or_cint_ior_operand predicate in
2124 expander. Use cint_ior_operand in unnamed insn.
2126 * config/pa/pa-protos.h (ior_operand): Delete declarations.
2128 2011-04-20 Jakub Jelinek <jakub@redhat.com>
2130 PR tree-optimization/48611
2131 * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
2132 beyond ERT_MUST_NOT_THROW region.
2134 2011-04-20 Eric Botcazou <ebotcazou@adacore.com>
2136 Backport from mainline
2137 2011-04-19 Eric Botcazou <ebotcazou@adacore.com>
2140 * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
2141 the types if they have different enumeration identifiers.
2143 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
2146 * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
2147 DECL_IN_CONSTANT_POOL without RTL.
2149 2011-04-20 Richard Guenther <rguenther@suse.de>
2151 Backport from mainline
2152 2011-04-19 Bernd Schmidt <bernds@codesourcery.com>
2155 * reload1.c (inc_for_reload): Return void. All callers changed.
2156 (emit_input_reload_insns): Don't try to delete previous output
2157 reloads to a register, or record spill_reg_store for autoincs.
2159 2011-04-19 Jakub Jelinek <jakub@redhat.com>
2162 * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
2163 is a SUBREG with non-MODE_INT mode inside of it.
2165 2011-04-18 Jakub Jelinek <jakub@redhat.com>
2168 * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
2169 if TREE_TYPE (v) is non-NULL.
2171 * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
2172 gimple_get_virt_mehtod_for_binfo.
2173 * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
2174 * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
2176 * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
2178 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
2180 * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
2182 2011-04-18 Jakub Jelinek <jakub@redhat.com>
2184 PR tree-optimization/48616
2185 * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
2186 whether the shift is by scalar or vector based on whether all SLP
2187 scalar stmts have the same rhs.
2189 2011-04-17 Dennis, CHENG Renquan <crquan@fedoraproject.org>
2191 * doc/passes.texi: Fill crossref nodes.
2193 2011-04-17 Marius Strobl <marius@FreeBSD.org>
2195 * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
2196 (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
2197 (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
2199 2011-04-17 Eric Botcazou <ebotcazou@adacore.com>
2202 * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
2203 is non-null before accessing it.
2204 (input_cgraph): Remove trailing spaces.
2206 2011-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2208 * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
2209 Replace match_operand with match_dup for the third operand in
2212 2011-04-15 Jakub Jelinek <jakub@redhat.com>
2215 * config/i386/sse.md (avx_insertps, sse4_1_insertps): If operands[2]
2216 is a MEM, offset it as needed based on top 2 bits in operands[3],
2217 change MEM mode to SFmode and mask those 2 bits away from operands[3].
2219 2011-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2221 Backport from mainline:
2222 2011-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2225 * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
2226 move from floating point to shift amount register.
2227 (emit_move_sequence): Remove secondary reload support for floating
2228 point to shift amount amount register copies.
2229 (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
2230 amount register copies.
2231 * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
2232 register, return false if mode isn't a scalar integer mode.
2233 * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
2235 2011-04-13 Jakub Jelinek <jakub@redhat.com>
2238 * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is NULL.
2239 (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
2241 2011-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2243 Backport from mainline:
2244 2011-04-12 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2246 * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
2248 2011-04-12 Martin Jambor <mjambor@suse.cz>
2250 PR tree-optimization/48195
2251 * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
2252 ipa_check_create_edge_args.
2253 (ipcp_generate_summary): Do not call ipa_check_create_node_params and
2254 ipa_check_create_edge_args.
2255 * ipa-inline.c (inline_generate_summary): Do not call
2256 ipa_check_create_node_params and ipa_check_create_edge_args.
2257 * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
2258 ipa_check_create_edge_args.
2260 2011-04-12 Jakub Jelinek <jakub@redhat.com>
2262 PR rtl-optimization/48549
2263 * combine.c (propagate_for_debug): Also stop after BB_END of
2264 this_basic_block. Process LAST and just stop processing after it.
2265 (combine_instructions): If last_combined_insn has been deleted,
2266 set last_combined_insn to its PREV_INSN.
2268 2011-04-12 Nick Clifton <nickc@redhat.com>
2270 * config/v850/v850.c (expand_prologue): Do not use the CALLT
2271 instruction for interrupt handlers if the target is the basic V850
2273 (expand_epilogue): Likewise.
2275 2011-04-12 Jakub Jelinek <jakub@redhat.com>
2278 * c-typeck.c (store_init_value): Set TREE_TYPE (decl) to
2281 2011-04-11 Joseph Myers <joseph@codesourcery.com>
2283 * common.opt (Tbss=, Tdata=, Ttext=): New options.
2285 2011-04-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2287 Backport from mainline:
2288 2011-04-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2290 * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
2292 2011-04-09 Duncan Sands <baldrick@free.fr>
2294 * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
2296 2011-04-08 Steven G. Kargl <kargl@gcc.gnu.org>
2299 * config.gcc: disable unwind table generation for crtbegin/crtend
2302 2011-04-08 Jakub Jelinek <jakub@redhat.com>
2304 PR tree-optimization/48377
2305 * tree-vect-data-refs.c (vector_alignment_reachable_p): Set is_packed
2306 to true even for types with smaller TYPE_ALIGN than TYPE_SIZE.
2308 2011-04-07 Uros Bizjak <ubizjak@gmail.com>
2310 * config/i386/sse.md: Update copyright year.
2311 (avx_cmp<ssescalarmodesuffix><mode>3): Add missing output
2312 register constraint.
2313 (*vec_concatv2sf_avx): Fix wrong register constraint in
2314 alternative 3 of operand 1.
2315 (*vec_set<mode>_0_avx): Avoid combining registers from different
2316 units in a single alternative.
2317 (*vec_set<mode>_0_sse4_1): Ditto.
2318 (*vec_set<mode>_0_sse2): Ditto.
2319 (vec_set<mode>_0): Ditto.
2320 (sse2_storehpd): Ditto.
2321 (sse2_loadhpd): Ditto.
2322 (sse4_1_insertps): Use nonimmediate_operand for operand 2.
2323 * config/i386/predicates.md (sse_comparison_operator): Do not
2324 define as special predicate.
2326 2011-04-07 Jakub Jelinek <jakub@redhat.com>
2329 * combine.c (combine_instructions): Add last_combined_insn,
2330 update it if insn is after it, pass it to all try_combine calls.
2331 (try_combine): Add last_combined_insn parameter, pass it instead of
2332 i3 to propagate_for_debug.
2334 2011-04-07 Andrey Belevantsev <abel@ispras.ru>
2336 Backport from mainline
2337 2011-03-26 Andrey Belevantsev <abel@ispras.ru>
2339 PR rtl-optimization/48144
2340 * sel-sched-ir.c (merge_history_vect): Factor out from ...
2341 (merge_expr_data): ... here.
2342 (av_set_intersect): Rename to av_set_code_motion_filter.
2343 Update all callers. Call merge_history_vect when an
2344 expression is found in both sets.
2345 * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
2347 2011-04-06 Jakub Jelinek <jakub@redhat.com>
2350 * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
2351 as base_reg whatever register reg has been eliminated to, instead
2352 of hardcoding STACK_POINTER_REGNUM.
2354 Backported from mainline
2355 2011-04-01 Jakub Jelinek <jakub@redhat.com>
2358 * expr.c (expand_assignment): Handle all possibilities
2359 if TO_RTX is CONCAT.
2360 * expmed.c (store_bit_field_1): Avoid trying to create
2362 (store_split_bit_field): If SUBREG_REG (op0) or
2363 op0 itself has smaller mode than word, return it
2364 for offset 0 and const0_rtx for out-of-bounds stores.
2365 If word is const0_rtx, skip it.
2367 2011-04-06 Joseph Myers <joseph@codesourcery.com>
2369 * gcov-io.c: Use GCC Runtime Library Exception.
2371 2011-04-05 Eric Botcazou <ebotcazou@adacore.com>
2373 * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
2375 2011-04-01 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2377 * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
2379 2011-04-01 Andrey Belevantsev <abel@ispras.ru>
2381 Backport from mainline
2382 2011-03-22 Andrey Belevantsev <abel@ispras.ru>
2384 PR rtl-optimization/48143
2385 * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
2386 (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
2387 sse2_cvtps2pd): Likewise.
2389 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
2392 * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
2393 frame-related from frame-unrelated adjustments to the stack pointer.
2395 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
2397 Backport from mainline
2398 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
2401 * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
2404 2011-03-29 Jakub Jelinek <jakub@redhat.com>
2407 * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
2408 dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
2409 dw_fde_unlikely_section_end_label, cold_in_std_section,
2410 dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
2411 Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
2413 (output_fde): Use dw_fde_second_{begin,end} if second is
2414 true, otherwise dw_fde_{begin,end}.
2415 (output_call_frame_info): Test dw_fde_second_begin != NULL
2416 instead of dw_fde_switched_sections.
2417 (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
2418 fields, initialize new fields. Initialize in_std_section
2419 unconditionally from the first partition.
2420 (dwarf2out_end_epilogue): Don't override dw_fde_end when
2421 dw_fde_second_begin is non-NULL.
2422 (dwarf2out_switch_text_section): Stop initializing removed
2423 dw_fde_struct fields, initialize new fields, initialize
2424 also dw_fde_end here. Set dw_fde_switch_cfi even when
2425 dwarf2out_do_cfi_asm (). Call var_location_switch_text_section.
2426 (struct var_loc_list_def): Add last_before_switch field.
2427 (arange_table, arange_table_allocated, arange_table_in_use,
2428 ARANGE_TABLE_INCREMENT, add_arange): Removed.
2429 (size_of_aranges): Count !in_std_section and !second_in_std_section
2430 hunks in fdes, instead of looking at arange_table_in_use.
2431 (output_aranges): Add aranges_length argument, don't call
2432 size_of_aranges here. Instead of using aranges_table*
2433 emit ranges for fdes when !in_std_section resp.
2434 !second_in_std_section.
2435 (dw_loc_list): Break ranges crossing section switch.
2436 (convert_cfa_to_fb_loc_list): Likewise. If switched sections,
2437 use dw_fde_second_end instead of dw_fde_end as end of last
2439 (gen_subprogram_die): Don't call add_arange. Use
2440 dw_fde_{begin,end} for first partition and if switched
2441 section dw_fde_second_{begin,end} for the second.
2442 (var_location_switch_text_section_1,
2443 var_location_switch_text_section): New functions.
2444 (dwarf2out_begin_function): Initialize cold_text_section even
2445 when function_section () isn't text_section.
2446 (prune_unused_types): Don't walk arange_table.
2447 (dwarf2out_finish): Don't needlessly test
2448 flag_reorder_blocks_and_partition when testing cold_text_section_used.
2449 If info_section_emitted, call size_of_aranges and if it indicates
2450 non-empty .debug_aranges, call output_aranges with the computed
2451 size. Stop using removed dw_fde_struct fields, use
2452 dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
2455 2011-03-29 Uros Bizjak <ubizjak@gmail.com>
2457 * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
2458 (alpha_option_override): Don't set alpha_sr_alias_set.
2459 (emit_frame_store_1): Use gen_frame_mem rather than calling
2461 (alpha_expand_epilogue): Ditto.
2462 (unicosmk_gen_dsib): Ditto.
2464 2011-03-29 Nick Clifton <nickc@redhat.com>
2466 * config/rx/rx.h (LABEL_ALIGN_AFTER_BARRIER): Define.
2467 (ASM_OUTPUT_MAX_SKIP): Define.
2468 * config/rx/predicates.md (rx_zs_comparison_operator): Do not
2469 allow LT aor GE comparisons.
2470 * config/rx/rx-protos.h (rx_align_for_label): Prototype.
2471 * config/rx/rx.md: Add peepholes and patterns to combine extending
2472 loads with simple arithmetic instructions.
2473 * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI modes
2474 to use pre-decrement and post-increment addressing.
2475 (rx_is_restricted_memory_address): For REG+INT addressing, ensure
2476 that the INT is a valid offset.
2477 (rx_print_operand): Handle %R.
2478 Fix %Q's handling of MEMs.
2479 (rx_option_override): Set alignments.
2480 (rx_align_for_label): New function.
2481 (rx_max_skip_for_label): New function.
2482 (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
2483 (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
2484 (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
2485 (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
2487 2011-03-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2489 * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
2490 for invalid symbolic addresses.
2491 (s390_secondary_reload): Don't use s390_check_symref_alignment for
2494 2011-03-28 Richard Sandiford <richard.sandiford@linaro.org>
2497 * config/arm/predicates.md (neon_lane_number): Accept 0..15.
2499 2011-03-28 Richard Guenther <rguenther@suse.de>
2501 Backport from mainline
2502 2011-03-24 Richard Guenther <rguenther@suse.de>
2505 * tree-object-size.c (addr_object_size): Do not double-account
2506 for MEM_REF offsets.
2508 2011-03-22 Richard Guenther <rguenther@suse.de>
2510 PR tree-optimization/48228
2511 * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
2512 for single-arg PHIs.
2514 2011-03-17 Richard Guenther <rguenther@suse.de>
2517 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
2518 a value make sure to fold the statement.
2520 2011-03-15 Richard Guenther <rguenther@suse.de>
2523 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
2524 or variable-indexed array accesses when in gimple form.
2526 2011-03-27 Jonathan Wakely <jwakely.gcc@gmail.com>
2531 * doc/extend.texi (Alignment): Move section to match order in TOC.
2532 * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
2533 (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
2535 2011-03-26 Uros Bizjak <ubizjak@gmail.com>
2537 Backport from mainline:
2538 2011-03-24 Uros Bizjak <ubizjak@gmail.com>
2541 * config/i386/i386.md (*movdf_internal_rex64): Do not split
2542 alternatives that can be handled with movq or movabsq insn.
2543 (*movdf_internal): Disable for !TARGET_64BIT.
2544 (*movdf_internal_nointeger): Ditto.
2545 * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
2547 2011-03-26 Jakub Jelinek <jakub@redhat.com>
2549 Backport from mainline
2550 2011-03-24 Jakub Jelinek <jakub@redhat.com>
2553 * simplify-rtx.c (simplify_const_unary_operation): Call
2554 real_convert when changing mode class with FLOAT_EXTEND.
2556 2011-03-20 Jakub Jelinek <jakub@redhat.com>
2560 * c-common.c (shorten_compare): If primopN is first sign-extended
2561 to opN and then zero-extended to result type, set primopN to opN.
2563 PR rtl-optimization/48156
2564 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
2565 assume df and df_lr are not NULL.
2567 2011-03-17 Jakub Jelinek <jakub@redhat.com>
2569 PR rtl-optimization/48141
2570 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
2571 * dse.c: Include params.h.
2572 (active_local_stores_len): New variable.
2573 (add_wild_read, dse_step1): Clear it when setting active_local_stores
2575 (record_store, check_mem_read_rtx): Decrease it when removing
2577 (scan_insn): Likewise. Increase it when adding to chain, if it
2578 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
2579 set active_local_stores to NULL before the addition.
2580 * Makefile.in (dse.o): Depend on $(PARAMS_H).
2582 PR rtl-optimization/48141
2583 * dse.c (record_store): If no positions are needed in an insn
2584 that cannot be deleted, at least unchain it from active_local_stores.
2586 2011-03-25 Jakub Jelinek <jakub@redhat.com>
2588 * BASE-VER: Set to 4.6.1.
2589 * DEV-PHASE: Set to prerelease.
2591 2011-03-25 Release Manager
2593 * GCC 4.6.0 released.
2595 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
2597 * config/rs6000/t-freebsd: Remove duplication from file.
2599 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2602 * doc/install.texi (Prerequisites): Move jar etc. up.
2603 Explain support library version requirements.
2605 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2608 * doc/install.texi (Prerequisites): Move Perl to build
2609 requirements. Always necessary on Solaris 2 with Sun ld.
2611 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2613 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
2615 (Specific, i?86-*-solaris2.[89]): Likewise.
2616 (Specific, i?86-*-solaris2.10): Likewise.
2617 (Specific, mips-sgi-irix6): Likewise.
2618 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
2619 Update for binutils 2.21.
2621 2011-03-21 Jakub Jelinek <jakub@redhat.com>
2624 * config/s390/s390.c (s390_delegitimize_address): Don't call
2625 lowpart_subreg if orig_x has BLKmode.
2627 2011-03-20 Joseph Myers <joseph@codesourcery.com>
2629 * c-decl.c (diagnose_mismatched_decls): Give an error for
2630 redefining a typedef with variably modified type.
2632 2011-03-20 Joseph Myers <joseph@codesourcery.com>
2634 * c-decl.c (grokfield): Don't allow typedefs for structures or
2635 unions with no tag by default.
2636 * doc/extend.texi (Unnamed Fields): Update.
2638 2011-03-18 Jakub Jelinek <jakub@redhat.com>
2641 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
2642 arange_table_in_use is 0, but either text_section_used or
2643 cold_text_section_used is true. Don't call it if
2644 !info_section_emitted.
2646 2011-03-18 Richard Guenther <rguenther@suse.de>
2648 * doc/install.texi (--enable-gold): Remove.
2649 (--with-plugin-ld): Document.
2650 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
2652 2011-03-18 H.J. Lu <hongjiu.lu@intel.com>
2654 Backport from mainline
2655 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
2658 * config/i386/i386.opt: Add Save to -mavx and -mfma.
2660 2011-03-18 Richard Henderson <rth@redhat.com>
2661 Jakub Jelinek <jakub@redhat.com>
2664 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
2665 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
2667 2011-03-17 Richard Guenther <rguenther@suse.de>
2670 * tree-object-size.c (compute_object_offset): Properly return
2671 the offset operand of MEM_REFs as sizetype.
2673 2011-03-16 Dodji Seketeli <dodji@redhat.com>
2676 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
2677 (lookup_type_die_strip_naming_typedef): ... here.
2678 (get_context_die): Use it.
2679 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
2680 the anonymous struct named by the naming typedef.
2682 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2685 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
2686 in the output template.
2688 2011-03-15 Alan Modra <amodra@gmail.com>
2691 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
2692 presume symbol_refs without a symbol_ref_decl are suitably
2693 aligned, nor other trees we may see here. Handle anchor symbols.
2694 (legitimate_constant_pool_address_p): Comment. Add mode param.
2695 Check cmodel=medium addresses. Adjust all calls.
2696 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
2697 creating cmodel=medium optimized access to locals.
2698 * config/rs6000/constraints.md (R): Pass QImode to
2699 legitimate_constant_pool_address_p.
2700 * config/rs6000/predicates.md (input_operand): Pass mode to
2701 legitimate_constant_pool_address_p.
2702 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
2705 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2708 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
2709 64-bit constants being loaded into registers other than GPRs such
2710 as loading 0 into a VSX register.
2712 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2714 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
2717 2011-03-14 Jakub Jelinek <jakub@redhat.com>
2719 * doc/invoke.texi, doc/standards.texi: Refer to
2720 gcc-4.6/c99status.html.
2722 * DEV-PHASE: Mark "prerelease".
2724 2011-03-14 Richard Guenther <rguenther@suse.de>
2727 * tree.c (build_vector_from_val): Adjust assert to requirements
2730 2011-03-14 Jakub Jelinek <jakub@redhat.com>
2733 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE
2736 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
2738 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
2739 terms of target_flags_explicit. Adjust copyright year.
2741 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
2742 * config/rs6000/t-freebsd: New file. Add override for
2745 2011-03-13 Chris Demetriou <cgd@google.com>
2747 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
2748 (-fno-diagnostics-show-option): this, to reflect current default.
2749 (-Werror=): Update text about -fno-diagnostics-show-option.
2751 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
2754 * config/rs6000/predicates.md (easy_vector_constant_add_self,
2755 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
2756 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
2757 mode is not V2DImode or V2DFmode.
2758 (vspltis_constant): Do not handle V2DImode and V2DFmode.
2759 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
2760 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
2762 (movdi_internal64): Likewise.
2764 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
2766 PR tree-optimization/47127
2767 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
2769 (set_cloog_options): Same.
2770 (scop_to_clast): Same.
2771 (print_clast_stmt): Do not call cloog_state_malloc and
2773 (print_generated_program): Same.
2775 * graphite-clast-to-gimple.h (cloog_state): Declared.
2776 (scop_to_clast): Adjust declaration.
2777 * graphite.c (cloog_state): Defined here.
2778 (graphite_initialize): Call cloog_state_malloc.
2779 (graphite_finalize): Call cloog_state_free.
2781 2011-03-11 Jason Merrill <jason@redhat.com>
2783 * attribs.c (lookup_attribute_spec): Take const_tree.
2786 2011-03-11 Joseph Myers <joseph@codesourcery.com>
2788 * config/sparc/sparc.c (sparc_option_override): Use
2789 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
2791 2011-03-11 Richard Guenther <rguenther@suse.de>
2793 PR tree-optimization/48067
2794 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
2795 multiplication result will be only used once on the target
2798 2011-03-11 Richard Guenther <rguenther@suse.de>
2800 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
2802 2011-03-11 Richard Guenther <rguenther@suse.de>
2805 * tree.c (find_decls_types_r): Do not walk types only reachable
2806 from IDENTIFIER_NODEs.
2808 2011-03-11 Jakub Jelinek <jakub@redhat.com>
2811 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
2812 all vnode->force_output nodes as needed.
2814 2011-03-11 Jason Merrill <jason@redhat.com>
2817 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
2818 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
2820 2011-03-11 Martin Jambor <mjambor@suse.cz>
2822 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
2825 2011-03-11 Jakub Jelinek <jakub@redhat.com>
2827 PR tree-optimization/48063
2828 * ipa-inline.c (cgraph_decide_inlining): Don't try to
2829 inline functions called once if !tree_can_inline_p (node->callers).
2831 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
2833 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
2835 * config/score/score3.c: Delete.
2836 * config/score/score3.h: Delete.
2837 * config/score/mul-div.S: Delete.
2838 * config/score/sfp-machine.h: Add new file.
2839 * config/score/constraints.md: Add new file.
2840 * config/score/t-score-softfp: Add new file.
2841 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
2842 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
2843 (score7_extra_constraint): Delete.
2844 (score7_option_override): Remove unused code.
2845 * config/score/score.c: Remove score3 and score5 define and code.
2846 * config/score/score.h: Remove score3 and score5 define and code.
2847 * config/score/score.md: Remove score3 template and unusual insn.
2848 * config/score/score.opt: Remove score3 and score5 options.
2850 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2852 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
2853 when _HPUX_SOURCE is defined.
2854 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
2856 2011-03-10 Jason Merrill <jason@redhat.com>
2859 * stor-layout.c (layout_type): Don't set structural equality
2860 on arrays of incomplete type.
2861 * tree.c (type_hash_eq): Handle comparing them properly.
2863 2011-03-10 Jakub Jelinek <jakub@redhat.com>
2866 * config/s390/s390.c (s390_delegitimize_address): Make sure the
2867 result mode matches original rtl mode.
2869 2011-03-10 Nick Clifton <nickc@redhat.com>
2871 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
2872 (andsi3, andsi3_flags): Fix timings for three operand alternative.
2874 2011-03-09 Jakub Jelinek <jakub@redhat.com>
2876 PR rtl-optimization/47866
2877 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
2878 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
2879 if target wasn't scalar.
2880 * function.c (assign_stack_temp_for_type): Assert that neither
2881 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
2882 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
2884 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
2886 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2888 * config/s390/s390-protos.h (s390_label_align): New prototype.
2889 * config/s390/s390.c (s390_label_align): New function.
2890 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
2892 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
2895 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
2896 V2DI/V2DF constants. Only all 0's or all 1's are easy.
2897 (output_vec_const_move): Ditto.
2899 2011-03-08 Anatoly Sokolov <aesok@post.ru>
2901 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
2902 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
2903 * config/mips/mips.c (mips_preferred_reload_class): Make static.
2904 Change 'rclass' argument and result type to reg_class_t.
2905 (TARGET_PREFERRED_RELOAD_CLASS): Define.
2907 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
2909 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
2910 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
2911 (TARGET_MEMORY_MOVE_COST): Define.
2912 (avr_register_move_cost, avr_memory_move_cost): New Functions.
2914 2011-03-08 Jakub Jelinek <jakub@redhat.com>
2917 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
2920 PR tree-optimization/48022
2921 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
2924 2011-03-07 Jakub Jelinek <jakub@redhat.com>
2927 * var-tracking.c (find_use_val): Return NULL for
2928 cui->sets && cui->store_p BLKmode MEMs.
2930 2011-03-07 Anatoly Sokolov <aesok@post.ru>
2932 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
2934 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
2935 xstormy16_print_operand_address): Remove.
2936 * config/stormy16/stormy16.c (xstormy16_print_operand,
2937 xstormy16_print_operand_address): Make static.
2938 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
2940 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
2943 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
2944 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
2947 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
2950 * cfgloopmanip.c (fix_bb_placements): Return immediately
2951 if FROM is BASE_LOOP's header.
2953 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
2955 * gimplify.c (gimplify_function_tree): Fix building calls
2956 to __builtin_return_address.
2958 2011-03-07 Alan Modra <amodra@gmail.com>
2960 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
2961 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
2962 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
2963 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
2965 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
2966 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
2967 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
2968 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
2969 * config/rs6000/rs6000.c
2970 (rs6000_elf_end_indicate_exec_stack): Rename to..
2971 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
2972 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
2973 (rs6000_file_start): ..here.
2974 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
2975 file scope variables.
2976 (call_ABI_of_interest): New function.
2977 (init_cumulative_args): Set above vars when function return value
2978 is a float, vector, or small struct.
2979 (rs6000_function_arg_advance_1): Likewise for function args.
2980 (rs6000_va_start): Set rs6000_passes_float if variable arg function
2981 references float args.
2983 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
2985 * doc/cfg.texi: Remove "See" before @ref.
2986 * doc/invoke.texi: Likewise.
2988 2011-03-05 Jason Merrill <jason@redhat.com>
2990 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
2992 2011-03-05 Anthony Green <green@moxielogic.com>
2994 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
2996 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
2998 PR rtl-optimization/47899
2999 * cfgloopmanip.c (fix_bb_placements): Fix first argument
3000 to flow_loop_nested_p when moving the loop upward.
3002 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
3005 * arm.md (movhi_insn_arch4): Accept any immediate constant.
3007 2011-03-05 Jakub Jelinek <jakub@redhat.com>
3009 PR tree-optimization/47967
3010 * ipa-cp.c (build_const_val): Return NULL instead of creating
3011 VIEW_CONVERT_EXPR for mismatching sizes.
3012 (ipcp_create_replace_map): Return NULL if build_const_val failed.
3013 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
3014 give up on versioning.
3016 2011-03-05 Alan Modra <amodra@gmail.com>
3019 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3020 full cmodel medium/large lo_sum + high addresses.
3022 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3024 * config/s390/s390.c (s390_decompose_address): Reject non-literal
3025 pool references in UNSPEC_LTREL_OFFSET.
3027 2011-03-04 Jan Hubicka <jh@suse.cz>
3030 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
3031 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
3032 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk): Add node pointers.
3033 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
3034 cgraph_add_thunk): Add node pointers.
3035 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
3036 associated to right node.
3037 (input_node): Update use of cgraph_same_body_alias
3038 and cgraph_add_thunk.
3040 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
3042 * config/i386/i386.opt (mprefer-avx128): New flag.
3043 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit mode
3044 when the flag -mprefer-avx128 is on.
3046 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
3048 * dwarf2out.c (compare_loc_operands): Fix address handling.
3050 2011-03-04 Alan Modra <amodra@gmail.com>
3052 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
3054 2011-03-04 Richard Guenther <rguenther@suse.de>
3057 * expmed.c (extract_bit_field_1): Prefer vector modes that
3058 vec_extract patterns can handle.
3060 2011-03-04 Richard Guenther <rguenther@suse.de>
3063 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
3065 2011-03-04 Richard Henderson <rth@redhat.com>
3067 * explow.c (emit_stack_save): Remove 'after' parameter.
3068 (emit_stack_restore): Likewise.
3069 * expr.h: Update to match.
3070 * builtins.c, calls.c, stmt.c: Likewise.
3071 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
3072 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
3073 * function.c (expand_function_end): Insert the emit_stack_save
3074 sequence before parm_birth_insn instead of after.
3076 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
3078 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
3079 (ssse3_pmaddubsw128): Ditto.
3080 (ssse3_pmaddubsw): Ditto.
3082 2011-03-03 Steve Ellcey <sje@cup.hp.com>
3084 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
3086 2011-03-03 Jakub Jelinek <jakub@redhat.com>
3089 * gimplify.c (omp_add_variable): Only call omp_notice_variable
3090 on TYPE_SIZE_UNIT if it is a DECL.
3093 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
3094 first operand is not is_gimple_mem_ref_addr, try to fold it.
3095 If the operand still isn't is_gimple_mem_ref_addr, clear
3098 2011-03-03 Richard Guenther <rguenther@suse.de>
3101 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
3103 (refs_may_alias_p_1): For release branches return true if
3104 we are confused by our input.
3106 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3108 * config/s390/s390.c (s390_function_value): Rename to ...
3109 (s390_function_and_libcall_value): ... this.
3110 (s390_function_value): New function.
3111 (s390_libcall_value): New function.
3112 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
3113 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
3114 target macro definitions.
3115 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
3117 2011-03-02 Joseph Myers <joseph@codesourcery.com>
3119 * config/i386/freebsd64.h (CC1_SPEC): Define.
3120 * config/i386/linux64.h (CC1_SPEC): Define.
3121 * config/i386/x86-64.h (CC1_SPEC): Don't define.
3123 2011-03-02 Anatoly Sokolov <aesok@post.ru>
3125 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
3127 * config/stormy16/stormy16.c: Include reload.h.
3128 (xstormy16_memory_move_cost): New function.
3129 (TARGET_MEMORY_MOVE_COST): Define.
3131 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
3133 PR rtl-optimization/47925
3134 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
3135 with side effects. Remove the more-specific check for volatile asms.
3137 2011-03-02 Alan Modra <amodra@gmail.com>
3140 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
3141 toc relative addresses for valid offsets.
3143 2011-03-01 Richard Guenther <rguenther@suse.de>
3145 PR tree-optimization/47890
3146 * tree-vect-loop.c (get_initial_def_for_induction): Set
3147 related stmt properly.
3149 2011-03-01 Richard Guenther <rguenther@suse.de>
3152 * lto-streamer.c (lto_record_common_node): Also register
3155 2011-03-01 Richard Guenther <rguenther@suse.de>
3158 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
3159 Do not stream DECL_ABSTRACT_ORIGIN.
3160 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
3161 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
3162 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3163 Do not stream DECL_ABSTRACT_ORIGIN.
3164 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
3165 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
3167 2011-02-28 Anatoly Sokolov <aesok@post.ru>
3169 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
3170 FUNCTION_VALUE_REGNO_P): Remove.
3171 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
3172 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
3173 Add 'outgoing' argument.
3174 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
3176 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
3177 TARGET_FUNCTION_VALUE_REGNO_P): Define.
3179 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
3182 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
3183 (lookup_filename): Likewise.
3184 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
3186 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
3187 Jakub Jelinek <jakub@redhat.com>
3190 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
3191 (assign_stack_local_1): Change last argument type to int.
3192 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
3193 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
3194 don't record padding space into frame_space_list nor use those areas.
3195 (assign_stack_local): Adjust caller.
3196 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
3197 of assign_stack_local, pass 0 as last argument.
3198 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
3201 2011-02-28 Jakub Jelinek <jakub@redhat.com>
3204 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
3205 Use target address_mode and pointer_mode hooks instead of hardcoded
3206 Pmode and ptr_mode. Handle some simple cases of extending if
3207 POINTERS_EXTEND_UNSIGNED < 0.
3208 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
3209 Call convert_debug_memory_address.
3210 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
3211 convert_debug_memory_address.
3214 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
3215 * configure: Regenerated.
3216 * config.in: Regenerated.
3217 * varasm.c (default_function_section): Return NULL
3218 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
3220 2011-02-28 Martin Jambor <mjambor@suse.cz>
3222 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
3223 the description to match the printed values.
3225 2011-02-28 Richard Guenther <rguenther@suse.de>
3227 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
3228 of the copied scope tree.
3230 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3232 * doc/extend.texi (Function Attributes): Avoid deeply (and
3233 wrongly) nested tables.
3235 2011-02-27 Jakub Jelinek <jakub@redhat.com>
3238 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
3239 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
3240 r isn't op0 nor op1.
3242 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
3244 * config/avr/avr.md: Remove magic comment for emacs.
3246 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
3249 * config/avr/avr.c (avr_option_override): Use error on bad options.
3250 (avr_help): New function.
3251 (TARGET_HELP): Define.
3253 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
3256 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
3257 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
3259 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
3261 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
3262 (ARM Options): Ditto.
3263 (i386 and x86-64 Options): Ditto.
3264 (RX Options): Ditto.
3265 (SPARC Options): Ditto.
3267 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
3269 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
3270 FreeBSD 6 and later. Generally use cpu generic.
3272 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3274 * doc/cpp.texi: Update copyright years.
3276 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
3279 * config/lm32/lm32.md (ashrsi3): Added needed variable.
3281 2011-02-25 Jon Beniston <jon@beniston.com>
3284 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
3285 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
3286 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
3287 (lm32_block_move_inline): Add type cast to remove warning.
3288 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
3289 (gen_int_relational): Move declarations to start of function.
3291 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
3293 PR tree-optimization/45470
3294 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
3295 can throw internally only.
3296 * tree-vect-stmts.c (vectorizable_call): Likewise.
3298 2011-02-24 Anatoly Sokolov <aesok@post.ru>
3300 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
3301 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
3302 * config/stormy16/stormy16-protos.h
3303 (xstormy16_preferred_reload_class): Remove.
3304 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
3305 static. Change 'rclass' argument and return type to reg_class_t.
3306 (TARGET_PREFERRED_RELOAD_CLASS,
3307 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
3309 2011-02-24 Richard Guenther <rguenther@suse.de>
3311 * lto-streamer-in.c (input_bb): Do not find referenced vars
3312 in debug statements.
3314 2011-02-23 Jason Merrill <jason@redhat.com>
3316 * common.opt (fabi-version): Document v5 and v6.
3318 2011-02-23 Richard Guenther <rguenther@suse.de>
3320 PR tree-optimization/47849
3321 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
3323 2011-02-23 Jie Zhang <jie@codesourcery.com>
3325 * opts-common.c (decode_cmdline_option): Print empty string
3326 argument as "" in decoded->orig_option_with_args_text.
3327 * gcc.c (execute): Print empty string argument as ""
3328 in the verbose output.
3329 (do_spec_1): Keep empty string argument.
3331 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
3333 * config.gcc: Declare score-* and crx-* obsolete.
3335 2011-02-23 Jie Zhang <jie@codesourcery.com>
3337 PR rtl-optimization/47763
3338 * web.c (web_main): Ignore naked clobber when replacing register.
3340 2011-02-22 Anatoly Sokolov <aesok@post.ru>
3342 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
3345 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
3348 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
3350 2011-02-22 Mike Stump <mikestump@comcast.net>
3352 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
3354 * configure: Regenerate.
3356 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
3358 PR rtl-optimization/46002
3359 * ira-color.c (update_copy_costs): Change class intersection
3360 test to reg_class_contents[] test of 'hard_regno'.
3362 2011-02-21 Joseph Myers <joseph@codesourcery.com>
3364 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
3366 * config/hpux11.opt (mt): Likewise.
3367 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
3368 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
3369 * config/vax/elf.opt (mno-asm-pic): Likewise.
3370 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
3372 2011-02-21 Mike Stump <mikestump@comcast.net>
3375 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
3376 tree so we can get save the type.
3377 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
3378 for CFString instead of trying to use past the end of the builtins.
3379 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
3380 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
3381 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
3382 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
3383 Rename to darwin_builtin_cfstring.
3384 (darwin_init_cfstring_builtins): Return the built type.
3386 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
3389 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
3390 (_mm256_insert_epi64): Use _mm_insert_epi64.
3392 2011-02-21 Anatoly Sokolov <aesok@post.ru>
3394 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3395 * config/stormy16/stormy16-protos.h
3396 (xstormy16_mode_dependent_address_p): Remove.
3397 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
3398 Make static. Change return type to bool. Change argument type to
3399 const_rtx. Remove dead code.
3400 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3402 2011-02-21 Richard Guenther <rguenther@suse.de>
3405 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
3406 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
3407 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
3409 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3410 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
3412 2011-02-20 Richard Guenther <rguenther@suse.de>
3415 * tree.c (free_lang_data_in_decl): Clean builtins from
3416 the TU decl BLOCK_VARS.
3418 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
3422 * haifa-sched.c (fix_tick_ready): Skip tick computation
3425 2011-02-19 Richard Guenther <rguenther@suse.de>
3428 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
3429 Remove lazy BLOCK_VARS streaming.
3430 (lto_input_ts_block_tree_pointers): Likewise.
3431 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
3433 2011-02-19 Joseph Myers <joseph@codesourcery.com>
3435 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
3437 2011-02-19 Joseph Myers <joseph@codesourcery.com>
3439 * config/i386/biarch32.h, config/i386/mach.h,
3440 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
3442 2011-02-19 Jakub Jelinek <jakub@redhat.com>
3445 * config/i386/i386.md (peephole2 for shift and plus): Use
3446 operands[1] original mode in the first insn.
3448 2011-02-18 Mike Stump <mikestump@comcast.net>
3450 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
3452 2011-02-18 Jan Hubicka <jh@suse.cz>
3455 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
3456 to zero when the function is not inlinable at all.
3458 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3460 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
3461 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
3462 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
3463 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
3464 * config/pa/t-pa64: Likewise.
3465 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
3467 2011-02-18 Jakub Jelinek <jakub@redhat.com>
3470 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
3472 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3475 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
3477 2011-02-18 Anatoly Sokolov <aesok@post.ru>
3479 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
3480 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
3481 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
3482 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
3483 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
3484 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
3485 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
3486 m32r_load_postinc_p, m32r_store_preinc_predec_p,
3487 m32r_legitimate_address_p): New functions.
3488 * config/m32r/constraints.md (constraint "S"): Don't use
3489 STORE_PREINC_PREDEC_P.
3490 (constraint "U"): Don't use LOAD_POSTINC_P.
3492 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
3494 PR rtl-optimization/46178
3495 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
3496 compute ira_hard_regno_cover_class[].
3498 2011-02-18 Richard Guenther <rguenther@suse.de>
3501 * lto-streamer.h (lto_global_var_decls): Declare.
3502 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
3503 statics for global var processing.
3505 2011-02-18 Richard Guenther <rguenther@suse.de>
3507 PR tree-optimization/47737
3508 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
3509 edge dominance check.
3511 2011-02-18 Jakub Jelinek <jakub@redhat.com>
3514 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
3515 avoid invalid rtx sharing.
3517 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
3519 * doc/cpp.texi (Obsolete Features): Add background on the
3520 origin of assertions.
3522 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
3524 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
3526 * config/darwin.c (output_objc_section_asm_op): Added support for
3528 (is_objc_metadata): New.
3529 (darwin_objc2_section): New.
3530 (darwin_objc1_section): New.
3531 (machopic_select_section): Added support for ABI v1 and v2.
3532 (darwin_emit_objc_zeroed): New.
3533 (darwin_output_aligned_bss): Detect objc metadata and treat it
3535 (darwin_asm_output_aligned_decl_common): Same.
3536 (darwin_asm_output_aligned_decl_local): Same.
3537 * config/darwin-sections.def: Updated for ABI v1 and v2.
3538 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
3539 compiling Objective-C code for the NeXT runtime, default to using
3540 ABI version 0 for 32-bit, and version 2 for 64-bit.
3542 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3544 * common.opt (optimize_fast): New Variable.
3545 * opts.c (default_options_optimization): Use opts->x_optimize_fast
3546 instead of local variable ofast.
3548 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
3550 * doc/invoke.texi (fobjc-abi-version): Documented.
3551 (fobjc-nilcheck): Documented.
3552 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
3555 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3558 * common.opt (export-dynamic): New Driver option.
3559 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
3561 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3563 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
3565 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
3566 Jan Hubicka <jh@suse.cz>
3570 * cfgexpand.c (account_used_vars_for_block): Remove.
3571 (estimated_stack_frame_size): Use referenced vars.
3572 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
3573 that were referenced in the original function. Test src_fn
3574 rather than cfun. Drop redundant get_var_ann.
3575 (setup_one_parameter): Drop redundant get_var_ann.
3576 (declare_return_variable): Likewise.
3577 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
3578 (copy_arguments_for_versioning): Drop redundant get_var_ann.
3579 * ipa-inline.c (compute_inline_parameters): Do not compute
3580 disregard_inline_limits here.
3581 (compute_inlinable_for_current, pass_inlinable): New.
3582 (pass_inline_parameters): Require PROP_referenced_vars.
3583 * cgraphunit.c (cgraph_process_new_functions): Don't run
3584 compute_inline_parameters explicitly unless function is in SSA form.
3585 (cgraph_analyze_function): Set .disregard_inline_limits.
3586 * tree-sra.c (convert_callers): Compute inliner parameters
3587 only for functions already in SSA form.
3589 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3591 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
3592 -mlittle-endian-data.
3594 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3596 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
3597 -mno-fpu, not -fpu and -no-fpu.
3598 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
3599 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
3601 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
3604 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
3605 input reload with PLUS RTX.
3607 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3609 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
3610 of InverseVar(MDMX).
3612 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3614 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
3617 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3619 * config/mn10300/mn10300.opt (mno-crt0): New.
3621 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3623 * config/m68k/uclinux.opt (static-libc): New Driver option.
3625 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3627 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
3629 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3631 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
3632 %{muser-extend-enabled}.
3634 2011-02-16 Richard Guenther <rguenther@suse.de>
3636 PR tree-optimization/47738
3637 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
3638 the TODO from tree_predictive_commoning.
3640 2011-02-15 Jeff Law <law@redhat.com>
3643 2011-01-25 Jeff Law <law@redhat.com>
3645 PR rtl-optimization/37273
3646 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3647 handle them like argument loads from stack slots. Do not double
3648 count memory for memory constants and argument loads from stack slots.
3650 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
3653 * combine.c (cant_combine_insn_p): Revert the last change.
3655 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3658 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
3659 mode for vector constants. Remove code that checks for TImode.
3661 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3665 * cgraph.h (compute_inline_parameters): Return void.
3666 * ipa-inline.c (compute_inline_parameters): Adjust.
3668 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3672 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
3674 * cfgexpand.c (estimated_stack_frame_size): Likewise.
3675 * ipa-inline.c (compute_inline_parameters): Adjust.
3677 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3681 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
3682 Adjust all users. Pass FN to...
3683 * tree-flow-inline.h (first_referenced_var): ... this. Add
3685 * ipa-struct-reorg.c: Adjust.
3686 * tree-dfa.c: Adjust.
3687 * tree-into-ssa.c: Adjust.
3688 * tree-sra.c: Adjust.
3689 * tree-ssa-alias.c: Adjust.
3690 * tree-ssa-live.c: Adjust.
3691 * tree-ssa.c: Adjust.
3692 * tree-ssanames.c: Adjust.
3693 * tree-tailcall.c: Adjust.
3695 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3699 * tree-flow.h (referenced_var_lookup): Add fn parameter.
3701 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
3702 * tree-flow-inline.h: Adjust.
3703 * gimple-pretty-print.c: Adjust.
3704 * tree-into-ssa.c: Adjust.
3705 * tree-ssa.c: Adjust.
3706 * cfgexpand.c: Adjust.
3708 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3710 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
3711 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3712 (EXTRA_CONSTRAINT): Delete.
3713 * config/iq2000/constraints.md: New file.
3714 * config/iq2000/iq2000.md: Include it.
3715 (define_insn ""): Delete.
3716 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
3717 unsupported constraint letters from patterns.
3718 (call_value, call_value_internal1): Likewise.
3719 (call_value_multiple_internal1): Likewise.
3721 2011-02-15 Nick Clifton <nickc@redhat.com>
3723 * config/mn10300/mn10300.c: Include tm-constrs.h.
3724 (struct liw_data): New data structure describing an LIW candidate
3726 (extract_bundle): Use struct liw_data. Allow small integer
3727 operands for some instructions.
3728 (check_liw_constraints): Use struct liw_data. Remove swapped
3729 parameter. Add comments describing the checks. Fix bug when
3730 assigning the source of liw1 to the source of liw2.
3731 (liw_candidate): Delete. Code moved into extract_bundle.
3732 (mn10300_bundle_liw): Use struct liw_data. Check constraints
3734 * config/mn10300/predicates.md (liw_operand): New predicate.
3735 Allows registers and small integer constants.
3736 * config/mn10300/constraints.md (O): New constraint. Accetps
3737 integers in the range -8 to +7 inclusive.
3738 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
3739 for moving a small integer into a register. Give this alternative
3741 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
3742 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
3743 using the J,K,L and M constraints,
3744 (liw): Remove SI mode on second operands to allow for HI and QI
3746 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
3749 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
3752 * combine.c (cant_combine_insn_p): Check zero/sign extended
3755 2011-02-15 Richard Guenther <rguenther@suse.de>
3757 PR tree-optimization/47743
3758 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
3759 for a non-type-compatible VN lookup bail out.
3761 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3763 * config/fr30/constraints.md: New file.
3764 * config/fr30/fr30.md: Include it.
3765 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
3766 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3767 (EXTRA_CONSTRAINT): Delete.
3769 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3771 * config/frv/constraints.md: New file.
3772 * config/frv/predicates.md: Include it.
3773 * config/frv/frv.c (reg_class_from_letter): Delete.
3774 (frv_option_override): Don't initialize it.
3775 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
3776 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
3777 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
3778 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
3779 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
3780 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3781 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
3782 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
3783 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
3784 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
3785 (REG_CLASS_FROM_CONSTRAINT): Delete.
3787 2011-02-15 Jakub Jelinek <jakub@redhat.com>
3790 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
3791 if frame size is 0 in a leaf function.
3793 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3796 * config/alpha/host-osf.c: New file.
3797 * config/alpha/x-osf: New file.
3798 * config.host (alpha*-dec-osf*): Use it.
3800 2011-02-14 Anatoly Sokolov <aesok@post.ru>
3802 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3803 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
3804 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
3805 (rx_mode_dependent_address_p): ...this. Make static. Change argument
3807 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3809 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3811 * config/stormy16/constraints.md: New file.
3812 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
3813 Use satisfies_constraint_Q and satisfies_constraint_R.
3814 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
3816 (xstormy16_legitiamte_address_p): Declare.
3817 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
3818 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3819 (EXTRA_CONSTRAINT): Delete.
3820 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
3822 (xstormy16_extra_constraint_p): Delete.
3824 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
3826 PR tree-optimization/46494
3827 * loop-unroll.c (split_edge_and_insert): Adjust comment.
3828 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
3829 (pass_rtl_loop_done): Add TODO_verify_flow.
3830 * fwprop.c (pass_rtl_fwprop): Likewise.
3831 * modulo-sched.c (pass_sms): Likewise.
3832 * tree-ssa-dom.c (pass_dominator): Likewise.
3833 * tree-ssa-loop-ch.c (pass_ch): Likewise.
3834 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
3835 (pass_tree_loop_done): Likewise.
3836 * tree-ssa-pre.c (execute_pre): Likewise.
3837 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
3838 * tree-ssa-sink.c (pass_sink_code): Likewise.
3839 * tree-vrp.c (pass_vrp): Likewise.
3841 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3843 * config/v850/constraints.md: New file.
3844 * config/v850/v850.md: Include it.
3845 * config/v850/predicates.md (reg_or_0_operand): Use
3846 satisfies_constraint_G.
3847 (special_symbolref_operand): Use satisfies_constraint_K.
3848 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
3849 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
3850 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
3851 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
3852 (EXTRA_CONSTRAINT): Delete.
3853 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
3854 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
3855 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
3857 2011-02-14 Anatoly Sokolov <aesok@post.ru>
3860 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
3863 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3865 * config/mcore/constraints.md: New file.
3866 * config/mcore/mcore.md: Include it.
3867 * config/mcore/mcore.c (reg_class_from_letter): Delete.
3868 * config/mcore/mcore.h (reg_class_from_letter): Delete.
3869 (REG_CLASS_FROM_LETTER): Delete.
3870 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
3871 insn_const_int_ok_for_constraint.
3872 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
3873 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
3874 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3875 (EXTRA_CONSTRAINT): Delete.
3877 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3880 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
3881 (IS_SIGHANDLER): Define.
3882 (sparc64_is_sighandler): New function, split off from
3883 sparc64_fallback_frame_state.
3884 (sparc_is_sighandler): New function, split off from
3885 sparc_fallback_frame_state.
3886 (sparc64_fallback_frame_state): Merge with ...
3887 (sparc_fallback_frame_state): ... this into ...
3888 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
3889 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
3890 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
3891 stack instead of hardcoded offsets.
3893 2011-02-14 Andriy Gapon <avg@freebsd.org>
3896 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
3898 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3900 * configure: Regenerate.
3902 2011-02-12 Joseph Myers <joseph@codesourcery.com>
3905 * gcc.c (asm_options): Correct spec matching --target-help.
3907 2011-02-12 Martin Jambor <mjambor@suse.cz>
3909 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
3910 to gimple call error.
3912 2011-02-12 Mike Stump <mikestump@comcast.net>
3914 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
3915 comments in backslash regions.
3917 2011-02-12 Mike Stump <mikestump@comcast.net>
3918 Jakub Jelinek <jakub@redhat.com>
3919 Iain Sandoe <iains@gcc.gnu.org>
3922 * dwarf2out.c (output_cfa_loc): When required, apply the
3923 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
3924 (output_loc_sequence): Likewise.
3925 (output_loc_operands_raw): Likewise.
3926 (output_loc_sequence_raw): Likewise.
3927 (output_cfa_loc): Likewise.
3928 (output_loc_list): Suppress register number adjustment when
3929 calling output_loc_sequence()
3930 (output_die): Likewise.
3932 2011-02-12 Anatoly Sokolov <aesok@post.ru>
3934 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
3936 * config/xtensa/xtensa.c (xtensa_register_move_cost,
3937 xtensa_memory_move_cost): New functions.
3938 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
3940 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
3943 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
3944 in the current directory.
3945 * configure: Rebuilt.
3947 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
3949 * config/darwin.c (darwin_override_options): Add a hunk missed
3950 from the commit of r168571. Trim comment line lengths and
3951 correct indents of the preceding block.
3953 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
3955 * gcc.c (driver_handle_option): Concatenate the argument to -F with
3958 2011-02-11 Joseph Myers <joseph@codesourcery.com>
3960 * common.opt (nostartfiles): New Driver option.
3962 2011-02-11 Xinliang David Li <davidxl@google.com>
3964 PR tree-optimization/47707
3965 * tree-chrec.c (convert_affine_scev): Keep type precision.
3967 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
3969 PR tree-optimization/47420
3970 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
3972 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
3974 PR rtl-optimization/47614
3975 * rtl.h (check_for_inc_dec): Declare.
3976 * dse.c (check_for_inc_dec): Externalize...
3977 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
3978 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
3980 2011-02-11 Joseph Myers <joseph@codesourcery.com>
3983 * gcc.c (main): Do not compile inputs if there were errors in
3985 * opts-common.c (read_cmdline_option): Check for wrong language
3986 after other error checks.
3988 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
3990 * cgraph.c: Fix comment typos.
3991 * cgraph.h: Likewise.
3992 * cgraphunit.c: Likewise.
3993 * ipa-cp.c: Likewise.
3994 * ipa-inline.c: Likewise.
3995 * ipa-prop.c: Likewise.
3996 * ipa-pure-const.c: Likewise.
3997 * ipa-ref.c: Likewise.
3998 * ipa-reference.c: Likewise.
4000 2011-02-11 Jakub Jelinek <jakub@redhat.com>
4003 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
4005 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4008 * doc/sourcebuild.texi (Require Support): Document
4009 dg-require-ascii-locale.
4011 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
4013 * doc/lto.texi (Write summary): Fix missing parentheses.
4015 2011-02-10 DJ Delorie <dj@redhat.com>
4017 * config/m32c/m32c.c (m32c_option_override): Disable
4018 -fcombine-stack-adjustments until flag value tracking and compare
4019 optimization can be rewritten.
4021 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
4023 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
4025 (PROCESSOR_DEFAULT64): Likewise.
4027 2011-02-10 Richard Henderson <rth@redhat.com>
4029 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
4030 change from 2011-02-03.
4031 * config/rx/rx.c (flags_from_code): Likewise.
4032 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
4033 is valid, n/pz otherwise.
4034 (rx_select_cc_mode): Return CCmode if Y is not zero.
4036 2011-02-10 Richard Guenther <rguenther@suse.de>
4038 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
4040 2011-02-10 Richard Guenther <rguenther@suse.de>
4042 PR tree-optimization/47677
4043 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
4045 2011-02-10 Jakub Jelinek <jakub@redhat.com>
4048 * combine.c (make_compound_operation): Only change shifts into
4049 multiplication for SCALAR_INT_MODE_P.
4051 2011-02-10 Jie Zhang <jie@codesourcery.com>
4055 2011-02-05 Jie Zhang <jie@codesourcery.com>
4057 * web.c (entry_register): Don't clobber the number of the
4058 first uninitialized reference in used[].
4060 2011-02-09 Richard Guenther <rguenther@suse.de>
4062 PR tree-optimization/47664
4063 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
4066 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
4070 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
4072 (PROCESSOR_DEFAULT64): Same.
4073 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
4075 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4077 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
4079 2011-02-09 Martin Jambor <mjambor@suse.cz>
4082 * tree-sra.c (struct access): New flags grp_scalar_read and
4083 grp_scalar_write. Changed description of assignment read and write
4085 (dump_access): Dump new flags, reorder all of them.
4086 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
4087 to detect multiple scalar reads.
4088 (analyze_access_subtree): Use the new scalar read write flags instead
4089 of the old flags. Adjusted comments.
4091 2011-02-08 DJ Delorie <dj@redhat.com>
4094 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
4097 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4099 * config/m68k/uclinux.opt: New.
4100 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
4102 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4104 * config/cris/elf.opt (sim): New Driver option.
4106 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4108 * config/xtensa/elf.opt: New.
4109 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
4111 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4113 * config/vax/elf.opt: New.
4114 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
4116 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4118 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
4120 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4122 * config/gnu-user.opt: New.
4123 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
4124 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
4125 *-*-uclinux*): Use gnu-user.opt.
4127 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
4129 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
4130 * config/i386/gnu.h (CPP_SPEC): Likewise.
4132 2011-02-08 Ian Lance Taylor <iant@google.com>
4134 * common.opt (fcx-limited-range): Add SetByCombined flag.
4135 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
4136 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
4137 (fassociative-math, freciprocal-math): Likewise.
4138 (funsafe-math-optimizations): Likewise.
4139 * opth-gen.awk: Handle SetByCombined.
4140 * optc-gen.awk: Likewise.
4141 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
4142 (set_unsafe_math_optimizations_flags): Likewise.
4143 * doc/options.texi (Option properties): Document SetByCombined.
4145 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4147 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
4148 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
4149 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
4150 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
4151 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
4153 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
4155 PR tree-optimization/46834
4156 PR tree-optimization/46994
4157 PR tree-optimization/46995
4158 * graphite-sese-to-poly.c (used_outside_reduction): New.
4159 (detect_commutative_reduction): Call used_outside_reduction.
4160 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
4161 translate_scalar_reduction_to_array only when at least one
4162 loop-phi/close-phi tuple has been detected.
4164 2011-02-08 Richard Guenther <rguenther@suse.de>
4167 * tree-vect-generic.c (expand_vector_operations_1): Update
4169 (expand_vector_operations): ... not here. Cleanup EH info
4170 and the CFG if required.
4172 2011-02-08 Richard Guenther <rguenther@suse.de>
4174 PR tree-optimization/47641
4175 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
4176 require type compatibility.
4178 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4180 * gimple-low.c (lower_function_body): Don't remove the location of
4181 the return statement here.
4182 (lower_gimple_return): Do it here instead but only if the return
4183 statement is actually used twice.
4185 2011-02-08 Richard Guenther <rguenther@suse.de>
4187 PR tree-optimization/47632
4188 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
4189 unused up_to_stmt parameter, return whether cfg-cleanup is
4190 necessary, remove EH info properly.
4191 (forward_propagate_into_gimple_cond): Adjust caller.
4192 (forward_propagate_into_cond): Likewise.
4193 (forward_propagate_comparison): Likewise.
4194 (tree_ssa_forward_propagate_single_use_vars): Make
4195 forward_propagate_comparison case similar to the two others.
4197 2011-02-08 Nick Clifton <nickc@redhat.com>
4199 * config/mn10300/mn10300.opt (mliw): New command line option.
4200 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
4201 (liw_bundling): New automaton.
4202 (liw): New attribute.
4203 (liw_op): New attribute.
4204 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
4205 (movsi_internal): Add LIW attributes.
4209 (addsi3): Separate register and immediate alternatives.
4214 (lshrsi3): Likewise.
4215 (ashrsi3): Likewise.
4217 * config/mn10300/mn10300.c (liw_op_names): New
4218 (mn10300_print_operand): Handle 'W' operand descriptor.
4219 (extract_bundle): New function.
4220 (check_liw_constraints): New function.
4221 (liw_candidate): New function.
4222 (mn10300_bundle_liw): New function.
4223 (mn10300_reorg): New function.
4224 (TARGET_MACHINE_DEPENDENT_REORG): Define.
4225 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
4226 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
4227 __LIW__ or __NO_LIW__.
4228 * doc/invoke.texi: Describe the -mliw command line option.
4230 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4232 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
4233 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
4234 pthread_mutex_unlock): Remove.
4235 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
4236 * config/pa/t-pa64: Likewise.
4237 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
4238 shared libc if not linking against libpthread.
4239 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4241 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
4244 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
4245 on 10.6 and later to ensure that we always use the unwinder from
4246 the system. Only add -no_compact_unwind when tarteting darwin
4249 2011-02-07 Steve Ellcey <sje@cup.hp.com>
4252 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
4253 (vec_interleave_lowv2sf): Ditto.
4254 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
4255 (vec_extract_oddv2sf): Ditto.
4257 2011-02-07 Mike Stump <mikestump@comcast.net>
4260 Add __ieee_divdc3 entry point.
4261 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
4263 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
4264 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
4265 * config/darwin.c (darwin_rename_builtins): Add.
4266 * config/darwin-protos.h (darwin_rename_builtins): Add.
4268 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4271 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
4274 2011-02-07 Mike Stump <mikestump@comcast.net>
4276 * config/darwin.opt (mmacosx-version-min): Update default OS version.
4278 2011-02-07 Denis Chertykov <chertykov@gmail.com>
4281 * config/avr/libgcc.S (exit): Move .endfunc
4283 2011-02-07 Richard Guenther <rguenther@suse.de>
4285 PR tree-optimization/47615
4286 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
4287 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
4288 (run_scc_vn): Initialize it.
4289 (visit_reference_op_load): Use it.
4290 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
4292 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4294 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
4295 DImode trapping arithmetic libfuncs.
4297 2011-02-07 Richard Guenther <rguenther@suse.de>
4299 PR tree-optimization/47621
4300 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
4302 (execute_update_addresses_taken): ... here. Make it more
4303 conservative in what we accept.
4305 2011-02-06 Joseph Myers <joseph@codesourcery.com>
4307 * config/sparc/freebsd.h (ASM_SPEC): Define.
4308 * config/sparc/vxworks.h (ASM_SPEC): Define.
4310 2011-02-06 Joseph Myers <joseph@codesourcery.com>
4312 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4314 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
4316 * doc/invoke.texi: Remove reference to compiler internals from
4319 * reg-notes.def: Remove REG_VALUE_PROFILE.
4320 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
4322 2011-02-05 Jakub Jelinek <jakub@redhat.com>
4325 * varasm.c (default_section_type_flags): If decl is NULL,
4326 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
4328 2011-02-05 Jie Zhang <jie@codesourcery.com>
4331 * web.c (entry_register): Don't clobber the number of the
4332 first uninitialized reference in used[].
4334 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
4336 PR tree-optimization/46194
4337 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
4338 (build_classic_dist_vector_1): Do not represent classic distance
4339 vectors when the access functions are variating in different loops.
4341 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4343 * config/mips/iris6.opt: New.
4344 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
4346 2011-02-04 Richard Henderson <rth@redhat.com>
4347 Steve Ellcey <sje@cup.hp.com>
4350 * config/ia64/predicates.md (mux1_brcst_element): New.
4351 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
4352 * config/ia64/ia64.c (ia64_unpack_assemble): New.
4353 (ia64_unpack_sign): New.
4354 (ia64_expand_unpack): Rewrite using new routines.
4355 (ia64_expand_widen_sum): Ditto.
4356 (ia64_expand_dot_prod_v8qi): Ditto.
4357 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
4358 routines, add endian check.
4359 (pmpy2_even): Rename from pmpy2_r, add endian check.
4360 (pmpy2_odd): Rename from pmpy2_l, add endian check.
4361 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
4362 (vec_widen_smult_hi_v4hi): Ditto.
4363 (vec_widen_umult_lo_v4hi): Ditto.
4364 (vec_widen_umult_hi_v4hi): Ditto.
4365 (mulv2si3): Change endian checks.
4366 (sdot_prodv4hi): Rewrite with new calls.
4367 (udot_prodv4hi): New.
4368 (vec_pack_ssat_v4hi): Add endian check.
4369 (vec_pack_usat_v4hi): Ditto.
4370 (vec_pack_ssat_v2si): Ditto.
4371 (max1_even): Rename from max1_r, add endian check.
4372 (max1_odd): Rename from max1_l, add endian check.
4373 (*mux1_rev): Format change.
4375 (*mux1_shuf): Ditto.
4377 (*mux1_brcst_v8qi): Use new predicate.
4378 (vec_extract_evenv8qi): Remove endian check.
4379 (vec_extract_oddv8qi): Ditto.
4380 (vec_interleave_lowv4hi): Format change.
4381 (vec_interleave_highv4hi): Ditto.
4382 (mix2_even): Rename from mix2_r, add endian check.
4383 (mix2_odd): Rename from mux2_l, add endian check.
4384 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
4385 (vec_extract_evenodd_helper): Format change.
4386 (vec_extract_evenv4hi): Remove endian check.
4387 (vec_extract_oddv4hi): Remove endian check.
4388 (vec_interleave_lowv2si): Format change.
4389 (vec_interleave_highv2si): Format change.
4390 (vec_initv2si): Remove endian check.
4391 (vecinit_v2si): Add endian check.
4392 (reduc_splus_v2sf): Add endian check.
4393 (reduc_smax_v2sf): Ditto.
4394 (reduc_smin_v2sf): Ditto.
4395 (vec_initv2sf): Remove endian check.
4396 (fpack): Add endian check.
4397 (fswap): Add endian check.
4398 (vec_interleave_highv2sf): Add endian check.
4399 (vec_interleave_lowv2sf): Add endian check.
4400 (fmix_lr): Add endian check.
4401 (vec_setv2sf): Format change.
4402 (*vec_extractv2sf_0_be): Use shift to extract operand.
4403 (*vec_extractv2sf_1_be): New.
4404 (vec_pack_trunc_v4hi): Add endian check.
4405 (vec_pack_trunc_v2si): Format change.
4407 2011-02-04 Jakub Jelinek <jakub@redhat.com>
4410 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
4411 do bb, locus and block comparison and disallow loads if it is not set.
4412 (stmt_is_replaceable_p): New function.
4413 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
4415 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
4416 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
4418 * tree-flow.h (stmt_is_replaceable_p): New prototype.
4420 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4422 * config/rs6000/xilinx.opt: New.
4423 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
4425 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4427 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
4429 2011-02-03 Anatoly Sokolov <aesok@post.ru>
4431 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
4432 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
4433 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
4434 secondary_reload_info, xtensa_secondary_reload): Remove.
4435 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
4436 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
4437 (xtensa_preferred_reload_class): Make static. Change return and
4438 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
4439 Use CONST_DOUBLE_P predicate.
4440 (xtensa_preferred_output_reload_class): New function.
4441 (xtensa_secondary_reload): Make static.
4443 2011-02-03 Joseph Myers <joseph@codesourcery.com>
4445 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
4446 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
4447 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
4449 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4452 * output.h (SECTION_RELRO): Define.
4453 (SECTION_MACH_DEP): Adjust.
4454 (get_variable_section): New prototype.
4455 * varpool.c (varpool_finalize_named_section_flags): New function.
4456 (varpool_assemble_pending_decls): Call it.
4457 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
4458 * cgraphunit.c (cgraph_output_in_order): Call
4459 varpool_finalize_named_section_flags.
4460 * varasm.c (get_section): Allow section flags conflicts between
4461 relro and read-only sections if the section hasn't been declared yet.
4462 Set SECTION_OVERRIDE after diagnosing section type conflict.
4463 (get_variable_section): No longer static.
4464 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
4465 readonly sections that need relocations.
4466 (decl_readonly_section_1): New function.
4467 (decl_readonly_section): Use it.
4470 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
4471 Steve Ellcey <sje@cup.hp.com>
4474 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
4475 if section attribute used.
4477 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4479 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
4480 * config/darwin.c (SECTION_NO_ANCHOR): Define.
4481 (darwin_init_sections): Remove assertion.
4483 2011-02-03 Nick Clifton <nickc@redhat.com>
4485 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
4487 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
4488 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
4489 instead of "n" and "pz".
4490 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
4493 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4496 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
4497 fma, expand FMA_EXPR as fma{,f,l} call.
4500 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
4501 copy them into a unsigned char variable and pass address of it to
4502 lto_output_data_stream.
4505 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
4506 around backend_init_target and lang_dependent_init_target calls.
4507 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
4508 (verify_cgraph_node): Don't call set_cfun here. Use
4509 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
4510 Set error_found for incorrectly represented calls to thunks.
4512 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
4515 PR rtl-optimization/43494
4516 * rtl.h (for_each_inc_dec_fn): New type.
4517 (for_each_inc_dec): Declare.
4518 * rtlanal.c (struct for_each_inc_dec_ops): New type.
4519 (for_each_inc_dec_find_inc_dec): New fn.
4520 (for_each_inc_dec_find_mem): New fn.
4521 (for_each_inc_dec): New fn.
4522 * dse.c (struct insn_size): Remove.
4523 (replace_inc_dec, replace_inc_dec_mem): Remove.
4524 (emit_inc_dec_insn_before): New fn.
4525 (check_for_inc_dec): Use it, along with for_each_inc_dec.
4526 (canon_address): Pass mem modes to cselib_lookup.
4527 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
4528 (cselib_lookup_from_insn): Likewise.
4529 (cselib_subst_to_values): Likewise.
4530 * cselib.c (find_slot_memmode): New var.
4531 (cselib_find_slot): New fn. Use it instead of
4532 htab_find_slot_with_hash everywhere.
4533 (entry_and_rtx_equal_p): Use find_slot_memmode.
4534 (autoinc_split): New fn.
4535 (rtx_equal_for_cselib_p): Rename and implement in terms of...
4536 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
4537 Deal with autoinc. Special-case recursion into MEMs.
4538 (cselib_hash_rtx): Likewise.
4539 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
4540 address and MEM modes.
4541 (cselib_subst_to_values): Add memmode, pass it on.
4543 (cselib_lookup): Add memmode argument, pass it on.
4544 (cselib_lookup_from_insn): Add memmode.
4545 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
4546 (struct cselib_record_autoinc_data): New.
4547 (cselib_record_autoinc_cb): New fn.
4548 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
4549 mode to cselib_lookup. Reset autoinced REGs here instead of...
4550 (cselib_process_insn): ... here.
4551 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
4553 (add_uses): Likewise, also to cselib_subst_to_values.
4554 (add_stores): Likewise.
4555 * sched-deps.c (add_insn_mem_dependence): Pass mode to
4556 cselib_subst_to_values.
4557 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
4558 * gcse.c (do_local_cprop): Adjusted.
4559 * postreload.c (reload_cse_simplify_set): Adjusted.
4560 (reload_cse_simplify_operands): Adjusted.
4561 * sel-sched-dump (debug_mem_addr_value): Pass mode.
4563 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
4565 PR tree-optimization/45122
4566 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
4567 unsafe assumptions when there's more than one loop exit.
4569 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4572 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
4573 Document using vector double with the load/store builtins, and
4574 that the load/store builtins always use Altivec instructions.
4576 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
4577 to use altivec memory instructions, even on VSX.
4578 (vector_altivec_store_<mode>): Ditto.
4580 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
4583 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4584 V2DF, V2DI support to load/store overloaded builtins.
4586 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
4587 altivec load/store builtins for V2DF/V2DI types.
4589 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
4590 set avoid indexed addresses on power6 if -maltivec.
4591 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
4592 vector_altivec_load/vector_altivec_store builtins.
4593 (altivec_expand_st_builtin): Ditto.
4594 (altivec_expand_builtin): Add VSX memory builtins.
4595 (rs6000_init_builtins): Add V2DI types to internal types.
4596 (altivec_init_builtins): Add support for V2DF/V2DI altivec
4597 load/store builtins.
4598 (rs6000_address_for_altivec): Insure memory address is appropriate
4601 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
4602 vec_vsx_ld and vec_vsx_st.
4603 (vsx_store_<mode>): Ditto.
4605 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
4606 variables to hold long long types for VSX vector memory builtins.
4607 (RS6000_BTI_unsigned_long_long): Ditto.
4608 (long_long_integer_type_internal_node): Ditti.
4609 (long_long_unsigned_type_internal_node): Ditti.
4611 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
4612 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
4613 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
4615 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
4617 (vec_vsx_st): Ditto.
4619 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4621 * config/pa/pa-hpux10.opt: New.
4622 * config/hpux11.opt (pthread): New Driver option.
4623 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
4624 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
4626 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4628 * config/ia64/vms.opt: New.
4629 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
4631 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4634 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
4635 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
4636 generator functions.
4637 (vsx_floatuns<VSi><mode>2): Ditto.
4638 (vsx_fix_trunc<mode><VSi>2): Ditto.
4639 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
4641 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4643 * config/i386/djgpp.opt (posix): New Driver option.
4645 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4647 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
4648 Move to the unsupported targets list.
4650 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
4652 PR rtl-optimization/47525
4653 * df-scan.c: Update copyright years.
4654 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
4655 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
4657 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4659 * config/i386/sysv4.h (TARGET_VERSION): Remove.
4660 (SUBTARGET_RETURN_IN_MEMORY): Remove.
4661 (ASM_OUTPUT_ASCII): Remove.
4662 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
4664 2011-02-02 Jeff Law <law@redhat.com>
4667 * reload.c (find_reloads_address): Handle reg+d address where both
4668 components are invalid by reloading the entire address.
4670 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
4671 Richard Guenther <rguenther@suse.de>
4673 PR tree-optimization/40979
4675 * passes.c (init_optimization_passes): After LIM call copy_prop
4676 and DCE to clean up.
4677 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
4679 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
4681 PR tree-optimization/47576
4682 PR tree-optimization/47555
4683 * doc/invoke.texi (scev-max-expr-complexity): Documented.
4684 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
4685 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
4686 * tree-scalar-evolution.c (follow_ssa_edge): Use
4687 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
4689 2011-02-02 Richard Guenther <rguenther@suse.de>
4691 PR tree-optimization/47566
4692 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
4694 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
4698 * tree-inline.c (declare_return_variable): Remove unused caller
4703 * tree-flow-inline.h (clear_is_used, is_used_p): New.
4704 * cfgexpand.c (account_used_vars_for_block): Use them.
4705 * tree-nrv.c (tree_nrv): Likewise.
4706 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
4707 (dump_scope_block): Likewise.
4708 (remove_unused_locals): Likewise.
4712 * tree-inline.c (declare_return_variable): Add result decl to
4713 local decls only once.
4714 * gimple-low.c (record_vars_into): Mark newly-created variables
4717 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
4723 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
4725 (no_real_insns_p, schedule_block, set_priorities): Drop special
4726 treatment of boundary debug insns.
4727 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
4728 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
4729 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
4730 (BOUNDARY_DEBUG_INSN_P): Likewise.
4731 (SCHEDULE_DEBUG_INSN_P): Likewise.
4732 * sched-rgn.c (init_ready_list): Drop special treatment of
4733 boundary debug insns.
4734 * final.c (rest_of_clean_state): Clear notes' BB.
4736 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4738 * config/openbsd.opt (assert=): New Driver option.
4740 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4742 * config/i386/nto.opt: New.
4743 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
4745 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4747 * config/i386/netware.opt: New.
4748 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
4750 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4752 * config/interix.opt (posix): New Driver option.
4754 2011-02-01 DJ Delorie <dj@redhat.com>
4756 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
4758 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
4761 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
4763 PR tree-optimization/47561
4764 * toplev.c (process_options): Print the Graphite flags. Add
4765 flag_loop_flatten to the list of options requiring Graphite.
4767 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4769 * config/i386/cygming.opt (posix): New Driver option.
4771 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4773 * config/arm/vxworks.opt: New.
4774 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
4776 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4778 * config/alpha/elf.opt: New.
4779 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
4780 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
4782 2011-02-01 Richard Guenther <rguenther@suse.de>
4784 PR tree-optimization/47559
4785 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
4786 store-motion on references that can throw.
4788 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
4790 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
4791 * tree-pass.h (TDF_CSELIB): New macro.
4792 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
4793 cselib_lookup): Check for it rather than for TDF_DETAILS.
4795 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
4798 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
4801 * opts.c (finish_options): Don't add x_aux_base_name if it is
4804 2011-02-01 Richard Guenther <rguenther@suse.de>
4806 PR tree-optimization/47555
4808 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
4810 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
4812 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
4815 * config/lm32/t-lm32: Add multilib for all CPU options.
4817 2011-02-01 Richard Guenther <rguenther@suse.de>
4819 PR tree-optimization/47541
4820 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4821 sure to have a field at offset zero.
4823 2011-01-31 Joseph Myers <joseph@codesourcery.com>
4825 * config/arc/arc.opt (EB, EL): New Driver options.
4827 2011-01-31 Joseph Myers <joseph@codesourcery.com>
4829 * config/alpha/osf5.opt: New.
4830 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
4832 2011-01-31 Joseph Myers <joseph@codesourcery.com>
4834 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
4836 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
4838 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
4840 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
4841 is an alias of -floop-interchange and that it requires the
4842 Graphite infrastructure.
4843 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
4844 flag_loop_interchange based on the value of flag_tree_loop_linear.
4846 2011-01-31 Jakub Jelinek <jakub@redhat.com>
4847 Richard Guenther <rguenther@suse.de>
4849 PR tree-optimization/47538
4850 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
4851 type instead of r1type, except for comparisons. For right
4852 shifts and comparisons punt if there are mismatches in
4853 sizetype vs. non-sizetype types.
4855 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4857 * doc/sourcebuild.texi (Effective-Target Keywords): Document
4860 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4862 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
4864 * configure: Regenerate.
4866 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4868 * configure.ac (gcc_cv_ld_static_option): Define.
4869 (gcc_cv_ld_dynamic_option): Define.
4870 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
4872 (HAVE_LD_STATIC_DYNAMIC): Update message.
4873 (LD_STATIC_OPTION): Define.
4874 (LD_DYNAMIC_OPTION): Define.
4875 * configure: Regenerate.
4876 * config.in: Regenerate.
4877 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
4878 HAVE_LD_STATIC_DYNAMIC]: Use them.
4880 2011-01-31 Nick Clifton <nickc@redhat.com>
4882 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
4883 registers inside interrupt handlers if the handler is not a leaf
4886 2011-01-31 Nick Clifton <nickc@redhat.com>
4888 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
4889 reg_renumber returning an INVALID_REGNUM.
4891 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
4894 * doc/install.texi: Document host options discarded when cross
4895 configuring target libraries.
4897 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
4900 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
4903 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
4905 (no_real_insns_p, schedule_block, set_priorities): Drop special
4906 treatment of boundary debug insns.
4907 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
4908 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
4909 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
4910 (BOUNDARY_DEBUG_INSN_P): Likewise.
4911 (SCHEDULE_DEBUG_INSN_P): Likewise.
4912 * sched-rgn.c (init_ready_list): Drop special treatment of
4913 boundary debug insns.
4914 * final.c (rest_of_clean-state): Clear notes' BB.
4916 2011-01-31 Alan Modra <amodra@gmail.com>
4918 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
4919 toc relative expressions as we do in print_operand_address.
4921 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
4923 * doc/extend.texi: Follow spelling conventions.
4924 * doc/invoke.texi: Fix a typo.
4926 2011-01-30 Joseph Myers <joseph@codesourcery.com>
4928 * config/hpux11.opt: New.
4929 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
4930 ia64*-*-hpux*): Use hpux11.opt.
4932 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
4934 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
4937 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
4939 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
4942 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
4944 * doc/install.texi (Binaries): Remove outdated reference for
4945 Motorola 68HC11/68HC12 downloads.
4947 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
4949 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
4952 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
4955 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
4958 2011-01-28 Ahmad Sharif <asharif@google.com>
4960 * value-prof.c (check_counter): Corrected error message.
4962 2011-01-29 Jie Zhang <jie@codesourcery.com>
4964 * config/arm/arm.c (arm_legitimize_reload_address): New.
4965 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
4966 arm_legitimize_reload_address.
4967 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
4969 2011-01-28 Ian Lance Taylor <iant@google.com>
4971 * godump.c (go_define): Ignore macros whose definitions include
4972 two adjacent operands.
4974 2011-01-28 Jakub Jelinek <jakub@redhat.com>
4977 * varasm.c (force_const_mem): Store copy of x in desc->constant
4978 instead of x itself.
4979 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
4980 itself into REG_EQUAL note.
4982 2011-01-28 Joseph Myers <joseph@codesourcery.com>
4984 * config/freebsd.opt (posix, rdynamic): New Driver options.
4986 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4988 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
4990 * configure: Regenerate.
4992 2011-01-27 Joseph Myers <joseph@codesourcery.com>
4994 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
4995 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
4997 2011-01-27 Anatoly Sokolov <aesok@post.ru>
4999 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
5000 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
5001 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
5002 (s390_preferred_reload_class): Make static. Change return and
5003 'rclass' argument type to reg_class_t.
5005 2011-01-27 Jan Hubicka <jh@suse.cz>
5008 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
5009 (process_function_and_variable_attributes): Check defined weakrefs.
5011 2011-01-27 Martin Jambor <mjambor@suse.cz>
5013 PR tree-optimization/47228
5014 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
5015 build_ref_for_offset.
5017 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5019 * config/spu/spu-elf.h (ASM_SPEC): Remove.
5021 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
5023 PR rtl-optimization/46856
5024 * postreload.c (reload_combine_recognize_const_pattern): Do not
5025 separate cc0 setter and user on cc0 targets.
5027 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
5030 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
5031 passed a VOID_TYPE expression, immediately emit an error and
5032 return error_mark_node.
5034 2011-01-26 Jeff Law <law@redhat.com>
5036 PR rtl-optimization/47464
5037 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
5038 rather than may_trap_p as needed.
5040 2011-01-26 DJ Delorie <dj@redhat.com>
5042 PR rtl-optimization/46878
5043 * combine.c (insn_a_feeds_b): Check for the implicit cc0
5044 setter/user dependency as well.
5046 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
5048 PR rtl-optimization/44469
5049 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
5050 after removing trivially dead basic blocks.
5052 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5054 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
5055 * config/frv/frv.h (LINK_SPEC): Likewise.
5056 * config/i386/netware.h (LINK_SPEC): Likewise.
5057 * config/m68k/linux.h (ASM_SPEC): Likewise.
5058 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
5059 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5060 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5061 * config/sparc/linux.h (ASM_SPEC): Likewise.
5062 * config/sparc/linux64.h (ASM_SPEC): Likewise.
5063 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
5065 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5067 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
5068 * config/frv/frv.h (ASM_SPEC): Likewise.
5069 * config/m68k/linux.h (ASM_SPEC): Likewise.
5070 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
5071 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
5072 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5073 * config/sparc/linux.h (ASM_SPEC): Likewise.
5074 * config/sparc/linux64.h (ASM_SPEC): Likewise.
5075 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
5077 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5079 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
5080 * config/frv/frv.h (LINK_SPEC): Likewise.
5081 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5083 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5085 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
5086 * config/frv/frv.h (ASM_SPEC): Likewise.
5087 * config/i386/sol2-10.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_SPEC32): Likewise.
5091 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5092 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
5093 * config/sparc/linux.h (ASM_SPEC): Likewise.
5094 * config/sparc/linux64.h (ASM_SPEC): Likewise.
5095 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
5096 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
5098 2011-01-26 Steve Ellcey <sje@cup.hp.com>
5101 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
5103 (vec_extract_evenodd_help): Ditto.
5104 (vec_extract_evenv4hi): Ditto.
5105 (vec_extract_oddv4hi): Ditto.
5106 (vec_interleave_lowv2si): Ditto.
5107 (vec_interleave_highv2si): Ditto.
5108 (vec_extract_evenv2si): Ditto.
5109 (vec_extract_oddv2si: Ditto.
5110 (vec_pack_trunc_v2si): Ditto.
5112 2011-01-22 Jan Hubicka <jh@suse.cz>
5115 * cgraph.h (cgraph_local_info): New field can_change_signature.
5116 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
5117 signature can change.
5118 (ipcp_estimate_growth): Call sequence simplify only if calle signature
5120 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
5121 (cgraph_function_versioning): We can not change signature of functions
5122 that don't allow that.
5123 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
5124 (lto_input_node): Likewise.
5125 * ipa-inline.c (compute_inline_parameters): Compute
5126 local.can_change_signature.
5127 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
5128 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
5129 functions that can not change signature.
5130 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
5131 init_cumulative_args): Do not use local calling conventions
5132 for functions that can not change signature.
5134 2011-01-22 Jan Hubicka <jh@suse.cz>
5136 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
5138 2011-01-26 Richard Guenther <rguenther@suse.de>
5140 PR tree-optimization/47190
5141 * cgraphunit.c (process_common_attributes): New function.
5142 (process_function_and_variable_attributes): Use it.
5144 2011-01-26 Richard Guenther <rguenther@suse.de>
5147 * cgraphbuild.c (record_eh_tables): Record reference to personality
5150 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
5153 * sel-sched.c (moveup_expr): Don't let debug insns prevent
5154 non-debug insns from moving up.
5156 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
5159 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
5160 t-dlldir{,-x} fragment for build and add it to tmake_file.
5161 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5162 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
5163 * config/i386/t-dlldir: New file.
5164 (SHLIB_DLLDIR): Define.
5165 * config/i386/t-dlldir-x: New file.
5166 (SHLIB_DLLDIR): Define.
5167 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
5168 (SHLIB_INSTALL): Use it.
5170 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
5173 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
5174 lower bound of the allowed Thumb-2 coprocessor load/store
5175 index range to -256. Add explaining comment.
5177 2011-01-25 Ian Lance Taylor <iant@google.com>
5179 * godump.c (go_define): Improve lexing of macro expansion to only
5180 accept expressions which match Go spec.
5182 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
5185 * tree.c (handle_dll_attribute): Handle it.
5186 * doc/extend.texi (@item dllexport): Mention it.
5187 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
5189 2011-01-25 Ian Lance Taylor <iant@google.com>
5191 PR tree-optimization/26854
5192 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
5193 (decl_jump_unsafe): Move higher in file, with no other change.
5194 (bind): Set has_jump_unsafe_decl if appropriate.
5195 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
5196 (check_earlier_gotos): Likewise.
5197 (c_check_switch_jump_warnings): Likewise.
5199 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
5201 * doc/invoke.texi (Warning Options): Add missing hyphen.
5202 (-fprofile-dir): Minor grammatical fixes.
5203 (-fbranch-probabilities): Likewise.
5205 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
5209 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
5211 (no_real_insns_p, schedule_block, set_priorities): Drop special
5212 treatment of boundary debug insns.
5213 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
5214 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
5215 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
5216 (BOUNDARY_DEBUG_INSN_P): Likewise.
5217 (SCHEDULE_DEBUG_INSN_P): Likewise.
5218 * sched-rgn.c (init_ready_list): Drop special treatment of
5219 boundary debug insns.
5220 * final.c (rest_of_clean-state): Clear notes' BB.
5222 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5224 * Makefile.in (LAMBDA_H): Removed.
5225 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
5226 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
5227 lambda-trans.o, and tree-loop-linear.o.
5228 (lto-symtab.o): Remove dependence on LAMBDA_H.
5229 (tree-loop-linear.o): Remove rule.
5230 (lambda-mat.o): Same.
5231 (lambda-trans.o): Same.
5232 (lambda-code.o): Same.
5233 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
5234 (tree-vect-slp.o): Same.
5235 * hwint.h (gcd): Moved here.
5236 (least_common_multiple): Same.
5237 * lambda-code.c: Removed.
5238 * lambda-mat.c: Removed.
5239 * lambda-trans.c: Removed.
5240 * lambda.h: Removed.
5241 * tree-loop-linear.c: Removed.
5242 * lto-symtab.c: Do not include lambda.h.
5243 * omega.c (gcd): Removed.
5244 * passes.c (init_optimization_passes): Remove pass_linear_transform.
5245 * tree-data-ref.c (print_lambda_vector): Moved here.
5246 (lambda_vector_copy): Same.
5247 (lambda_matrix_copy): Same.
5248 (lambda_matrix_id): Same.
5249 (lambda_vector_first_nz): Same.
5250 (lambda_matrix_row_add): Same.
5251 (lambda_matrix_row_exchange): Same.
5252 (lambda_vector_mult_const): Same.
5253 (lambda_vector_negate): Same.
5254 (lambda_matrix_row_negate): Same.
5255 (lambda_vector_equal): Same.
5256 (lambda_matrix_right_hermite): Same.
5257 * tree-data-ref.h: Do not include lambda.h.
5258 (lambda_vector): Moved here.
5259 (lambda_matrix): Same.
5260 (dependence_level): Same.
5261 (lambda_transform_legal_p): Removed declaration.
5262 (lambda_collect_parameters): Same.
5263 (lambda_compute_access_matrices): Same.
5264 (lambda_vector_gcd): Same.
5265 (lambda_vector_new): Same.
5266 (lambda_vector_clear): Same.
5267 (lambda_vector_lexico_pos): Same.
5268 (lambda_vector_zerop): Same.
5269 (lambda_matrix_new): Same.
5270 * tree-flow.h (least_common_multiple): Removed declaration.
5271 * tree-parloops.c (lambda_trans_matrix): Moved here.
5273 (LTM_ROWSIZE): Same.
5274 (LTM_COLSIZE): Same.
5275 (LTM_DENOMINATOR): Same.
5276 (lambda_trans_matrix_new): Same.
5277 (lambda_matrix_vector_mult): Same.
5278 (lambda_transform_legal_p): Same.
5279 * tree-pass.h (pass_linear_transform): Removed declaration.
5280 * tree-ssa-loop.c (tree_linear_transform): Removed.
5281 (gate_tree_linear_transform): Removed.
5282 (pass_linear_transform): Removed.
5283 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
5284 flag_loop_interchange.
5286 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5288 PR tree-optimization/47265
5289 PR tree-optimization/47443
5290 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
5291 if name still has some uses.
5293 2011-01-25 Martin Jambor <mjambor@suse.cz>
5295 PR tree-optimization/47382
5296 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
5297 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
5299 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
5301 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
5302 sjlj_except_unwind_info.
5304 2011-01-25 Richard Guenther <rguenther@suse.de>
5306 PR tree-optimization/47426
5307 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
5308 visible functions results escape.
5310 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5313 * config/arm/arm.c (any_sibcall_uses_r3): New function.
5314 (arm_get_frame_offsets): Use it.
5316 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5317 Jakub Jelinek <jakub@redhat.com>
5319 PR tree-optimization/47271
5320 * tree-if-conv.c (bb_postdominates_preds): New.
5321 (if_convertible_bb_p): Call bb_postdominates_preds.
5322 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
5323 (predicate_scalar_phi): Call bb_postdominates_preds.
5325 2011-01-25 Nick Clifton <nickc@redhat.com>
5327 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
5328 * config/rx/rx.c (rx_function_value): Likewise.
5329 (rx_promote_function_mode): Likewise.
5330 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
5331 in order to make it legitimate.
5332 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
5333 make sure that the first operand is the same as the result register.
5334 (addsi3_unspec): Delete.
5335 (subdi3): Do not accept immediate operands.
5336 (subdi3_internal): Likewise.
5338 2011-01-25 Jeff Law <law@redhat.com>
5340 PR rtl-optimization/37273
5341 * ira-costs.c (scan_one_insn): Detect constants living in memory and
5342 handle them like argument loads from stack slots. Do not double
5343 count memory for memory constants and argument loads from stack slots.
5345 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5347 PR tree-optimization/47427
5348 PR tree-optimization/47428
5349 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5350 coalesce if the new root var would be TREE_READONLY.
5352 2011-01-25 Richard Guenther <rguenther@suse.de>
5355 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
5356 correct type for TBAA.
5358 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5360 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
5361 (close_phi_written_to_memory): Call for_each_index with
5362 dr_indices_valid_in_loop.
5364 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5366 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
5367 when it is initialized.
5369 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5371 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
5372 call to graphite_find_data_references_in_stmt.
5373 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
5374 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
5375 call to graphite_find_data_references_in_stmt.
5376 (analyze_drs_in_stmts): Same.
5377 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
5378 in which the scalar analysis of indices is performed.
5379 (create_data_ref): Same. Update call to dr_analyze_indices.
5380 (find_data_references_in_stmt): Update call to create_data_ref.
5381 (graphite_find_data_references_in_stmt): Same.
5382 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
5384 (create_data_ref): Same.
5385 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
5386 call to create_data_ref.
5388 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5390 * graphite-sese-to-poly.c (build_poly_scop): Move
5391 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
5393 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5395 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
5396 VAR_DECL, PARM_DECL, and RESULT_DECL.
5398 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5400 * graphite-dependences.c (reduction_dr_1): Allow several reductions
5402 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
5403 that have already been marked as PBB_IS_REDUCTION.
5405 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5407 * graphite-scop-detection.c (same_close_phi_node): New.
5408 (remove_duplicate_close_phi): New.
5409 (make_close_phi_nodes_unique): New.
5410 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
5412 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5414 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
5415 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
5416 of both data references to be the same.
5418 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5420 * graphite-dependences.c (build_lexicographical_constraint): Remove
5422 (build_lexicographical_constraint): Adjust call to
5423 ppl_powerset_is_empty.
5424 (dependence_polyhedron): Same.
5425 (graphite_legal_transform_dr): Same.
5426 (graphite_carried_dependence_level_k): Same.
5427 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
5429 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
5431 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5433 * graphite-sese-to-poly.c
5434 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
5435 (close_phi_written_to_memory): New.
5436 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
5439 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5441 * doc/install.texi: Update the expected version number of PPL to 0.11.
5442 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
5443 #if PPL_VERSION_MINOR < 11.
5445 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5447 * graphite-dependences.c: Include graphite-cloog-util.h.
5448 (new_poly_ddr): Inlined into dependence_polyhedron.
5449 (free_poly_ddr): Moved close by new_poly_ddr.
5450 (dependence_polyhedron_1): Renamed dependence_polyhedron.
5451 Early return NULL when ppl_powerset_is_empty returns true.
5452 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
5453 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
5454 (graphite_legal_transform_dr): Call new_poly_ddr.
5455 (graphite_carried_dependence_level_k): Same.
5456 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
5457 (dot_transformed_deps_stmt_1): Removed.
5458 (dot_deps_stmt_1): Call dot_deps_stmt_2.
5459 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
5460 (dot_deps_1): Call dot_deps_2.
5461 * Makefile.in (graphite-dependences.o): Add missing dependence on
5462 graphite-cloog-util.h.
5464 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5466 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
5467 (build_lexicographical_constraint): Same.
5468 (dependence_polyhedron_1): Same.
5469 (graphite_legal_transform_dr): Same.
5470 (graphite_carried_dependence_level_k): Same.
5471 * graphite-ppl.c (ppl_powerset_is_empty): New.
5472 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
5473 * tree-data-ref.c (dump_data_reference): Print the basic block index.
5475 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5477 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
5478 the "a followed by b" relation and document it.
5480 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5482 * graphite-dependences.c (build_lexicographical_constraint): Stop the
5483 iteration when the bag of constraints is empty.
5485 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5487 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
5489 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5491 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
5492 nest and two loop depths as parameters.
5493 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
5494 lst_perfect_nestify.
5496 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5498 * graphite-dependences.c (print_pddr): Call
5499 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
5501 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5503 * graphite-ppl.c (debug_gmp_value): New.
5504 * graphite-ppl.h (debug_gmp_value): Declared.
5506 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
5508 * doc/install.texi: Document availability of cloog-0.16.
5510 2011-01-25 Vladimir Kargov <kargov@gmail.com>
5512 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
5513 invalid postdominance info.
5515 2011-01-24 Jan Hubicka <jh@suse.cz>
5518 * doc/extend.texi (weak pragma): Drop claim that it must
5519 appear before definition.
5520 * varasm.c (merge_weak, declare_weak): Only sanity check
5521 that DECL is not output at a time it is declared weak.
5523 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
5525 * machmode.def: Fixed comments.
5527 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
5529 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
5531 2011-01-24 Paul Koning <ni1d@arrl.net>
5533 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
5536 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
5539 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
5540 (block_info): Add scanned and prev.
5541 (move_or_delete_vzeroupper_2): Return if the basic block
5542 has been scanned and the upper 128bit state is unchanged
5544 (move_or_delete_vzeroupper_1): Return true if the exit
5546 (move_or_delete_vzeroupper): Visit basic blocks using the
5547 work-list based algorithm based on vt_find_locations in
5550 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
5552 2011-01-24 Nick Clifton <nickc@redhat.com>
5554 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
5555 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
5556 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
5557 then define __v850e1__.
5558 * doc/invoke.texi: Document -mv850es.
5560 2011-01-24 Richard Henderson <rth@redhat.com>
5562 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
5563 compound unordered comparisons.
5564 * config/rx/rx.c (rx_split_fp_compare): Remove.
5565 * config/rx/rx-protos.h: Update.
5566 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
5567 (cbranchsf4): Don't call rx_split_fp_compare.
5568 (*cbranchsf4): Use rx_split_cbranch.
5569 (*cmpsf): Don't accept "i" constraint.
5570 (*conditional_branch): Only valid after reload.
5571 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
5573 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5576 * config/rs6000/altivec.md (vector constant splitters): Add
5577 support for creating vector single precision constants if -mvsx is
5578 used and we would create the constant using Altivec primitives.
5580 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
5581 Richard Sandiford <rdsandiford@googlemail.com>
5583 PR rtl-optimization/47166
5584 * reload1.c (emit_reload_insns): Disable the spill_reg_store
5585 mechanism for PRE_MODIFY and POST_MODIFY.
5586 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
5589 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
5591 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
5593 2011-01-22 Jan Hubicka <jh@suse.cz>
5596 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
5598 2011-01-22 Jan Hubicka <jh@suse.cz>
5600 PR tree-optimization/43884
5602 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
5603 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
5605 2011-01-22 Anatoly Sokolov <aesok@post.ru>
5607 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
5608 * config/s390/s390.c (s390_register_move_cost,
5609 s390_memory_move_cost): New.
5610 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
5612 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5615 * except.c (sjlj_assign_call_site_values): Move setting the
5616 crtl->uses_eh_lsda flag to ...
5617 (sjlj_mark_call_sites): ... here.
5618 (sjlj_emit_function_enter): Support NULL dispatch label.
5619 (sjlj_build_landing_pads): In a function with no landing pads
5620 that still has must-not-throw regions, generate code to register
5621 a personality function with empty LSDA.
5623 2011-01-21 Richard Henderson <rth@redhat.com>
5625 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
5627 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
5629 * compare-elim.c: New file.
5630 * Makefile.in (OBJS-common): Add it.
5631 (compare-elim.o): New.
5632 * common.opt (fcompare-elim): New.
5633 * opts.c (default_options_table): Add OPT_fcompare_elim.
5634 * tree-pass.h (pass_compare_elim_after_reload): New.
5635 * passes.c (init_optimization_passes): Add it.
5636 * recog.h: Protect against re-inclusion.
5637 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
5638 * doc/invoke.texi (-fcompare-elim): Document it.
5639 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
5640 * doc/tm.texi: Rebuild.
5642 2011-01-22 Nick Clifton <nickc@redhat.com>
5644 * config/rx/rx.md (cstoresf4): Pass comparison operator to
5645 rx_split_fp_compare.
5647 2011-01-22 Nick Clifton <nickc@redhat.com>
5649 * config/rx/rx.md (UNSPEC_CONST): New.
5650 (deallocate_and_return): Wrap the amount popped off the stack in
5651 an UNSPEC_CONST in order to stop it being rejected by
5652 -mmax-constant-size.
5653 (pop_and_return): Add a "(return)" rtx.
5654 (call): Drop the immediate operand.
5655 (call_internal): Likewise.
5656 (call_value): Likewise.
5657 (call_value_internal): Likewise.
5658 (sibcall_internal): Likewise.
5659 (sibcall_value_internal): Likewise.
5660 (sibcall): Likewise. Generate an explicit call using
5662 (sibcall_value): Likewise.
5663 (mov<>): FAIL if a constant operand is not legitimate.
5664 (addsi3_unpsec): New pattern.
5666 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
5667 (ok_for_max_constant): New function.
5668 (gen_safe_add): New function.
5669 (rx_expand_prologue): Use gen_safe_add.
5670 (rx_expand_epilogue): Likewise.
5671 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
5674 2011-01-21 Jeff Law <law@redhat.com>
5676 PR tree-optimization/47053
5677 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
5678 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
5679 statements are deleted.
5680 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
5681 is nonempty, then purge dead edges and cleanup the CFG.
5683 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
5687 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
5689 * tree-dfa.c (create_var_ann): Mark variable as used.
5691 2011-01-21 Jakub Jelinek <jakub@redhat.com>
5694 * except.c (convert_to_eh_region_ranges): Emit queued no-region
5695 notes from other section in hot/cold partitioning even if
5696 last_action is -3. Increment call_site_base.
5698 PR rtl-optimization/47366
5699 * fwprop.c (forward_propagate_into): Return bool. If
5700 any changes are made, -fnon-call-exceptions is used and
5701 REG_EH_REGION note is present, call purge_dead_edges
5702 and return true if it purged anything.
5703 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
5704 any EH edges were purged.
5706 2011-01-21 Jeff Law <law@redhat.com>
5708 PR rtl-optimization/41619
5709 * caller-save.c (setup_save_areas): Break out code to determine
5710 which hard regs are live across calls by examining the reload chains
5711 so that it is always used.
5712 Eliminate code which checked REG_N_CALLS_CROSSED.
5714 2011-01-21 Jakub Jelinek <jakub@redhat.com>
5716 PR tree-optimization/47355
5717 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
5718 NOP has non-debug uses beyond PHIs in new_bb.
5720 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
5723 * cfgexpand.c (account_used_vars_for_block): Only account vars
5724 that are annotated as used.
5725 (estimated_stack_frame_size): Don't set TREE_USED.
5726 * tree-dfa.c (create_var_ann): Mark variable as used.
5728 2011-01-21 Richard Guenther <rguenther@suse.de>
5731 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
5733 2011-01-21 Richard Guenther <rguenther@suse.de>
5735 PR tree-optimization/47365
5736 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
5737 (vn_reference_lookup_pieces): Adjust.
5738 (vn_reference_lookup): Likewise.
5739 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
5740 (vn_reference_lookup_3): Only look through kills if in
5741 VN_WALKREWRITE mode.
5742 (vn_reference_lookup_pieces): Adjust.
5743 (vn_reference_lookup): Likewise.
5744 (visit_reference_op_load): Likewise.
5745 (visit_reference_op_store): Likewise.
5746 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
5747 (compute_avail): Likewise.
5748 (eliminate): Likewise.
5750 2011-01-21 Jakub Jelinek <jakub@redhat.com>
5752 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
5753 DECL_IGNORED_P non-reg vars if they are used.
5755 PR tree-optimization/47391
5756 * varpool.c (const_value_known_p): Return false if
5759 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
5762 * config/i386/i386.c (ix86_local_alignment): Handle
5763 case for va_list_type_node is nil.
5764 (ix86_canonical_va_list_type): Likewise.
5766 2011-01-21 Alan Modra <amodra@gmail.com>
5768 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
5769 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
5771 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5773 * config/arm/arm.md (define_attr type): Rename f_load
5774 and f_store to f_fpa_load and f_fpa_store. Update.
5775 (write_conflict): Deal with rename fallout.
5776 (*push_fp_multi): Likewise.
5777 * config/arm/fpa.md (f_load): Use f_fpa_load.
5778 (f_store): Use f_fpa_store.
5779 (*movsf_fpa): Likewise.
5780 (*movdf_fpa): Likewise.
5781 (*movxf_fpa): Likewise.
5782 (*thumb2_movsf_fpa): Likewise.
5783 (*thumb2_movdf_fpa): Likewise.
5784 (*thumb2_movxf_fpa): Likewise.
5785 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
5786 f_loadd and f_stored.
5787 (*thumb2_movdi_vfp): Likewise.
5788 (*thumb2_movsf_vfp): Fix attribute to f_loads.
5789 (*thumb2_movsi_vfp): Likewise.
5790 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
5791 Use f_loads instead of f_load.
5792 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
5794 2011-01-20 Anatoly Sokolov <aesok@post.ru>
5796 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
5797 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
5798 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
5799 (xtensa_mode_dependent_address_p): New function.
5800 (constantpool_address_p): Make static. Change return type to bool.
5801 Change argument type to const_rtx. Use CONST_INT_P predicate.
5803 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
5806 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
5808 2011-01-20 Jakub Jelinek <jakub@redhat.com>
5811 * cfgexpand.c (expand_debug_expr): Instead of generating
5812 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
5815 2011-01-20 Richard Guenther <rguenther@suse.de>
5818 * tree-inline.c (remap_gimple_op_r): Recurse manually for
5819 the pointer operand of MEM_REFs.
5821 2011-01-20 Jakub Jelinek <jakub@redhat.com>
5823 PR tree-optimization/46130
5824 * ipa-split.c (consider_split): If return_bb contains non-virtual
5825 PHIs other than for retval or if split_function would not adjust it,
5828 2011-01-20 Richard Guenther <rguenther@suse.de>
5830 PR tree-optimization/47167
5831 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5832 Revert previous change, only avoid enumeral type changes.
5834 2011-01-19 Mike Stump <mikestump@comcast.net>
5836 * doc/tm.texi.in (BRANCH_COST): Englishify.
5837 * doc/tm.texi (BRANCH_COST): Likewise.
5839 2011-01-19 Dodji Seketeli <dodji@redhat.com>
5842 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
5843 (gen_scheduled_generic_parms_dies): New functions.
5844 (gen_struct_or_union_type_die): Schedule template parameters DIEs
5845 generation for the end of CU compilation.
5846 (dwarf2out_finish): Generate template parameters DIEs here.
5848 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
5851 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
5852 debug bind stmt on merge edges.
5854 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
5858 * function.c (instantiate_expr): Instantiate incoming rtl of
5859 implicit arguments, and recurse on VALUE_EXPRs.
5860 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
5861 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
5863 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
5865 * c-parser.c (c_parser_for_statement): Initialize
5866 collection_expression.
5868 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5870 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
5872 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5874 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
5875 (LINK_SHLIB_SPEC): Don't use %(link_path).
5876 (SUBTARGET_EXTRA_SPECS): Remove link_path.
5878 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5880 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
5881 (NO_SHARED_LIB_SUPPORT): Remove.
5882 (LINK_SHLIB_SPEC): Remove one conditional definition.
5884 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5886 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
5888 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
5889 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
5890 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
5891 %{call_shared} and conditionals on these options not being passed.
5892 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
5895 2011-01-19 Jakub Jelinek <jakub@redhat.com>
5897 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
5900 * ipa-split.c: Spelling fixes.
5902 2011-01-19 Richard Henderson <rth@redhat.com>
5904 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
5905 (*mulsi3): Likewise.
5907 * longlong.h [__mn10300__] (count_leading_zeros): New.
5908 [__mn10300__] (umul_ppmm, smul_ppmm): New.
5909 [__mn10300__] (add_ssaaaa, subddmmss): New.
5910 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
5911 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
5913 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5915 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
5917 2011-01-19 Richard Henderson <rth@redhat.com>
5919 * config/mn10300/mn10300.md (addsi3_flags): New.
5920 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
5921 (subsi3_flags, subc_internal, subdi3): New.
5922 (subdi3_internal, *subdi3_degenerate): New.
5923 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
5925 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
5926 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
5927 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
5928 * config/mn10300/mn10300-protos.h: Update.
5929 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
5930 (return_ret): Likewise. Rename from return_internal_regs.
5931 (return_internal): Remove.
5933 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
5934 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
5935 (mn10300_legitimate_constant_p): Likewise.
5936 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
5937 (mn10300_frame_size): New.
5938 (mn10300_expand_prologue): Use it.
5939 (mn10300_expand_epilogue): Likewise.
5940 (mn10300_initial_offset): Likewise.
5941 * config/mn10300/mn10300-protos.h: Update.
5942 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
5943 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
5944 (prologue, epilogue, return_internal): Tidy output code.
5945 (mn10300_store_multiple_operation, return): Likewise.
5946 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
5947 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
5948 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
5949 (load_pic, am33_load_pic): New.
5950 (mn10300_load_pic0, mn10300_load_pic1): New.
5952 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
5953 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
5954 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
5955 (cc_flags_for_mode, cc_flags_for_code): New.
5956 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
5957 overflow flag is not valid. Validate that the flags we need
5958 for the comparison are valid.
5959 (mn10300_output_cmp): Remove.
5960 (mn10300_output_add): New.
5961 (mn10300_select_cc_mode): Use cc_flags_for_code.
5962 (mn10300_split_cbranch): New.
5963 (mn10300_match_ccmode): New.
5964 (mn10300_split_and_operand_count): New.
5965 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
5967 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
5968 (addsi3): ... here. Use mn10300_output_add.
5969 (*addsi3_flags): New.
5970 (*am33_subsi3, *mn10300_subsi3): Merge...
5971 (subsi3): ... here. Use attribute isa.
5972 (*subsi3_flags): New.
5973 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
5975 (*am33_andsi3, *mn10300_andsi3): Merge...
5977 (*andsi3_flags): New.
5978 (andsi3 splitters): New.
5979 (*am33_iorsi3, *mn10300_iorsi3): Merge...
5981 (*iorsi3_flags): New.
5982 (*am33_xorsi3, *mn10300_xorsi3): Merge...
5984 (*xorsi3_flags): New.
5985 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
5986 (one_cmplsi2): ... here.
5987 (*one_cmplsi2_flags): New.
5988 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
5989 instead of "dax" in constraints. Use mn10300_split_cbranch.
5990 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
5991 use matching constraints to eliminate a self-comparison.
5992 (*integer_conditional_branch): Rename from integer_conditional_branch.
5993 Use int_mode_flags to match CC_REG.
5994 (*cbranchsi4_btst, *btstsi): New.
5995 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
5996 mn10300_split_cbranch.
5997 (*am33_cmpsf): Rename from am33_cmpsf.
5998 (*float_conditional_branch): Rename from float_conditional_branch.
5999 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
6000 (zero_extendqisi2): ... here.
6001 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
6002 (zero_extendhisi2): ... here.
6003 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
6004 (extendqisi2): ... here.
6005 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
6006 (extendhisi2): ... here.
6007 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
6008 (ashlsi3): ... here.
6009 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
6010 (lshrsi3): ... here.
6011 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
6012 (ashrsi3): ... here.
6013 (consecutive add peephole): Remove.
6014 * config/mn10300/predicates.md (label_ref_operand): New.
6015 (int_mode_flags): New.
6016 (CCZN_comparison_operator): New.
6018 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
6019 (throughput_42_latency_43): New reservation.
6020 (mulsidi3, umulsidi3): New expanders.
6021 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
6022 the MDR register to allocation; separately allocate the low and
6023 high parts of the DImode result.
6024 (umulsidi3_internal): Similarly.
6025 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
6026 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
6027 (udivsi3, umodsi3): Remove.
6028 (udivmodsi4, divmodsi4): New expanders.
6029 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
6030 (*divmodsi4): Simiarly.
6031 (ext_internal): New.
6033 * config/mn10300/constraints.md ("z"): New constraint.
6034 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
6035 (FIXED_REGISTERS): Don't fix MDR.
6036 (CALL_USED_REGSITERS): Reformat nicely.
6037 (REG_ALLOC_ORDER): Add MDR.
6038 (enum regclass): Add MDR_REGS.
6039 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
6040 (IRA_COVER_CLASSES): Add MDR_REGS.
6041 (REGNO_REG_CLASS): Handle MDR_REG.
6042 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
6043 (mn10300_register_move_cost): Likewise.
6044 * config/mn10300/mn10300.md (MDR_REG): New.
6045 (*movsi_internal): Handle moves to/from MDR_REGS.
6047 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
6049 (mn10300_secondary_reload): Tidy combination reload classes.
6050 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
6051 addresses for AM33. Allow symbolic offsets for reg+imm.
6052 (mn10300_regno_in_class_p): New.
6053 (mn10300_legitimize_reload_address): New.
6054 * config/mn10300/mn10300.h (enum reg_class): Remove
6055 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
6056 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
6058 (REG_CLASS_NAMES): Update to match.
6059 (REG_CLASS_CONTENTS): Likewise.
6060 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
6061 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
6062 (REGNO_IN_RANGE_P): Remove.
6063 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
6064 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
6065 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
6066 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
6067 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
6068 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
6069 (REGNO_GENERAL_P): New.
6070 (HAVE_POST_MODIFY_DISP): New.
6071 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
6072 (LEGITIMIZE_RELOAD_ADDRESS): New.
6073 * config/mn10300/mn10300-protos.h: Update.
6075 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
6076 DATA_REGS for AM33 stack-pointer destination.
6077 (mn10300_preferred_output_reload_class): Likewise.
6078 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
6079 into a form appropriate for ...
6080 (TARGET_SECONDARY_RELOAD): New.
6081 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
6082 * config/mn10300/mn10300-protos.h: Update.
6083 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
6084 reload_insi; use the "A" constraint for the scratch; handle AM33
6085 moves of sp to non-address registers.
6087 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
6088 (*movqi_internal): ... here.
6089 (*am33_movhi, *mn10300_movhi): Merge into...
6090 (*movhi_internal): ... here.
6091 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
6092 as the source/destination of moves from/to SP.
6093 (movsf): Only allow for AM33-2.
6094 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
6095 any integer constant constraint. Only allow for AM33-2. Tidy
6096 all of the alternative outputs.
6097 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
6098 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
6100 (udivsi3, umodsi3): New patterns for MN103 only.
6102 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
6104 * doc/tm.texi.in: Spell out that a lack of register class unions
6106 * doc/tm.texi: Regenerate.
6108 2011-01-19 Jakub Jelinek <jakub@redhat.com>
6110 PR rtl-optimization/47337
6111 * dce.c (check_argument_store): New function.
6112 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
6114 PR tree-optimization/47290
6115 * tree-eh.c (infinite_empty_loop_p): New function.
6116 (cleanup_empty_eh): Use it.
6118 2011-01-18 Steve Ellcey <sje@cup.hp.com>
6121 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
6122 (a64_expand_widen_sum): Ditto.
6123 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
6124 (vec_extract_evenodd_help): Ditto.
6125 (vec_extract_evenv4hi): Ditto.
6126 (vec_extract_oddv4hi): Ditto.
6127 (vec_extract_evenv2si): Ditto.
6128 (vec_extract_oddv2si): Ditto.
6129 (vec_extract_evenv2sf): Ditto.
6130 (vec_extract_oddv2sf): Ditto.
6131 (vec_pack_trunc_v4hi: Ditto.
6132 (vec_pack_trunc_v2si): Ditto.
6133 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
6134 (vec_interleave_highv8qi): Ditto.
6136 (vec_extract_oddv8qi): Ditto.
6137 (vec_interleave_lowv4hi): Ditto.
6138 (vec_interleave_highv4hi): Ditto.
6139 (vec_interleave_lowv2si): Ditto.
6140 (vec_interleave_highv2si): Ditto.
6142 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6144 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
6145 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
6146 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
6147 (pa_c_mode_for_suffix): New.
6148 (TARGET_EXPAND_BUILTIN): Define.
6149 (TARGET_C_MODE_FOR_SUFFIX): Define.
6150 (pa_builtins): Define.
6151 (pa_init_builtins): Register __float128 type and init new support
6153 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
6154 * config/pa/quadlib.c (_U_Qfcopysign): New.
6156 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
6159 * explow.c (allocate_dynamic_stack_space): Do not assume more than
6160 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
6163 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6165 PR tree-optimization/47179
6166 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
6167 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
6169 2011-01-18 Richard Guenther <rguenther@suse.de>
6171 PR rtl-optimization/47216
6172 * emit-rtl.c: Include tree-flow.h.
6173 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
6174 of replicating it with different semantics.
6175 * Makefile.in (emit-rtl.o): Adjust.
6177 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6179 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
6180 (cortex_a9_dp): Handle neon types correctly.
6182 2011-01-18 Jakub Jelinek <jakub@redhat.com>
6184 PR rtl-optimization/47299
6185 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
6186 subtarget. Use normal multiplication if both operands are constants.
6187 * expmed.c (expand_widening_mult): Don't try to optimize constant
6188 multiplication if op0 has VOIDmode. Convert op1 constant to mode
6191 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6193 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
6194 spacing after 'e.g.', typos, comma, hyphenation.
6196 2011-01-17 Richard Henderson <rth@redhat.com>
6198 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
6199 (rx_restricted_mem_operand): New.
6200 (rx_shift_operand): Use register_operand.
6201 (rx_source_operand, rx_compare_operand): Likewise.
6202 * config/rx/rx.md (addsi3_flags): New expander.
6203 (adddi3): Rewrite as expander.
6204 (adc_internal, *adc_flags, adddi3_internal): New patterns.
6205 (subsi3_flags): New expander.
6206 (subdi3): Rewrite as expander.
6207 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
6209 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
6210 (rx_init_builtins): Remove sat builtin.
6211 (rx_expand_builtin): Likewise.
6212 * config/rx/rx.md (ssaddsi3): New.
6213 (*sat): Rename from sat. Represent the CC_REG input.
6215 * config/rx/predicates.md (rshift_operator): New.
6216 * config/rx/rx.c (rx_expand_insv): Remove.
6217 * config/rx/rx-protos.h: Update.
6218 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
6219 operand to the canonical position.
6220 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
6221 (*bitclr, *bitclr_in_memory): Similarly.
6222 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
6223 (insv): Retain the zero_extract in the expansion.
6225 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
6226 (bswaphi2, bitinvert, revw): Likewise.
6228 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
6229 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
6230 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
6231 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
6232 (bitset, bitset_in_memory): Likewise.
6233 (bitinvert, bitinvert_in_memory): Likewise.
6234 (bitclr, bitclr_in_memory): Likewise.
6235 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
6236 (rx_strend, rx_cmpstrn): Likewise.
6237 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
6238 (bitop peep2 patterns): Remove.
6240 * config/rx/rx.c (rx_match_ccmode): New.
6241 * config/rx/rx-protos.h: Update.
6242 * config/rx/rx.md (abssi2): Clobber, don't set flags.
6243 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
6244 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
6245 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
6246 (fix_truncsfsi2, floatsisf2): Likewise.
6247 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
6248 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
6249 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
6250 (*subsi3_flags, *xorsi3_flags): New.
6252 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
6254 * config/rx/rx.c (rx_print_operand): Remove workaround for
6255 unsplit comparison operations.
6257 * config/rx/rx.md (movsicc): Split after reload.
6258 (*movsicc): Merge *movsieq and *movsine via match_operator.
6259 (*stcc): New pattern.
6261 * config/rx/rx.c (rx_float_compare_mode): Remove.
6262 * config/rx/rx.h (rx_float_compare_mode): Remove.
6263 * config/rx/rx.md (cstoresi4): Split after reload.
6264 (*sccc): New pattern.
6266 * config/rx/predicates.md (label_ref_operand): New.
6267 (rx_z_comparison_operator): New.
6268 (rx_zs_comparison_operator): New.
6269 (rx_fp_comparison_operator): New.
6270 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
6271 Validate that the flags are set properly for the comparison.
6272 (rx_gen_cond_branch_template): Remove.
6273 (rx_cc_modes_compatible): Remove.
6274 (mode_from_flags): New.
6275 (flags_from_code): Rename from flags_needed_for_conditional.
6276 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
6277 (rx_select_cc_mode): Likewise.
6278 (rx_split_fp_compare): New.
6279 (rx_split_cbranch): New.
6280 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
6281 (*cbranchsi4): Use match_operator and rx_split_cbranch.
6282 (*cbranchsf4): Similarly.
6283 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
6284 match_operator and rx_split_cbranch.
6285 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
6286 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
6287 (*cmpsi): Rename from cmpsi.
6288 (*tstsi): Rename from tstsi.
6289 (*cmpsf): Rename from cmpsf; use CC_Fmode.
6290 (*conditional_branch): Rename from conditional_branch.
6291 (*reveresed_conditional_branch): Remove.
6292 (b<code>): Remove expander.
6293 * config/rx/rx-protos.h: Update.
6295 * config/rx/rx.c (rx_compare_redundant): Remove.
6296 * config/rx/rx.md (cmpsi): Don't use it.
6297 * config/rx/rx-protos.h: Update.
6299 * config/rx/rx-modes.def (CC_F): New mode.
6300 * config/rx/rx.c (rx_select_cc_mode): New.
6301 * config/rx/rx.h (SELECT_CC_MODE): Use it.
6302 * config/rx/rx-protos.h: Update.
6304 2011-01-17 Richard Henderson <rth@redhat.com>
6306 * except.c (dump_eh_tree): Fix stray ; after for statement.
6308 2011-01-17 Richard Guenther <rguenther@suse.de>
6310 PR tree-optimization/47313
6311 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
6312 handling before copying the body. Properly deal with
6313 by-reference result in SSA form.
6315 2011-01-17 Ian Lance Taylor <iant@google.com>
6318 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
6319 (struct_value_alias_set): Don't define.
6320 (sparc_option_override): Don't set sparc_sr_alias_set and
6321 struct_value_alias_set.
6322 (save_or_restore_regs): Use gen_frame_mem rather than calling
6324 (sparc_struct_value_rtx): Likewise.
6326 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
6329 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
6331 (_mm_maskstore_pd): Likewise.
6332 (_mm_maskload_ps): Likewise.
6333 (_mm_maskstore_ps): Likewise.
6334 (_mm256_maskload_pd): Change mask to __m256i.
6335 (_mm256_maskstore_pd): Likewise.
6336 (_mm256_maskload_ps): Likewise.
6337 (_mm256_maskstore_ps): Likewise.
6339 * config/i386/i386-builtin-types.def: Updated.
6340 (ix86_expand_special_args_builtin): Likewise.
6342 * config/i386/i386.c (bdesc_special_args): Update
6343 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
6344 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
6345 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
6346 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
6348 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
6349 Use <avxpermvecmode> on mask register.
6350 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
6352 2011-01-17 Olivier Hainque <hainque@adacore.com>
6353 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6354 Eric Botcazou <ebotcazou@adacore.com>
6357 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
6358 if <= USHRT_MAX in 32-bit mode.
6360 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6362 * doc/install.texi (Configuration, Specific): Wrap long
6363 lines in examples. Allow line wrapping in long options
6364 and URLs where beneficial for PDF output.
6366 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
6368 * config/mips/mips.c (mips_classify_symbol): Don't return
6369 SYMBOL_PC_RELATIVE for nonlocal labels.
6371 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
6373 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
6375 2011-01-15 Jan Hubicka <jh@suse.cz>
6377 PR tree-optimization/47276
6378 * ipa.c (function_and_variable_visibility): Do not try to mark alias
6379 declarations as needed.
6381 2011-01-15 Martin Jambor <mjambor@suse.cz>
6383 * common.opt (fdevirtualize): New flag.
6384 * doc/invoke.texi (Option Summary): Document it.
6385 * opts.c (default_options_table): Add devirtualize flag.
6386 * ipa-prop.c (detect_type_change): Return immediately if
6387 devirtualize flag is not set.
6388 (detect_type_change_ssa): Likewise.
6389 (compute_known_type_jump_func): Likewise.
6390 (ipa_analyze_virtual_call_uses): Likewise.
6392 2011-01-14 Martin Jambor <mjambor@suse.cz>
6394 PR tree-optimization/45934
6395 PR tree-optimization/46302
6396 * ipa-prop.c (type_change_info): New type.
6397 (stmt_may_be_vtbl_ptr_store): New function.
6398 (check_stmt_for_type_change): Likewise.
6399 (detect_type_change): Likewise.
6400 (detect_type_change_ssa): Likewise.
6401 (compute_complex_assign_jump_func): Check for dynamic type change.
6402 (compute_complex_ancestor_jump_func): Likewise.
6403 (compute_known_type_jump_func): Likewise.
6404 (compute_scalar_jump_functions): Likewise.
6405 (ipa_analyze_virtual_call_uses): Likewise.
6406 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
6408 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6410 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
6411 * config/i386/i386.opt (msse5): New Alias.
6413 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6415 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
6416 * config/sparc/linux64.h (CC1_SPEC): Likewise.
6417 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6418 * config/sparc/sparc.h (CC1_SPEC): Likewise.
6420 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6422 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
6424 * config/sparc/linux64.h (CC1_SPEC): Likewise.
6425 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6426 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
6427 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
6429 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
6431 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6433 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
6435 2011-01-14 Mike Stump <mikestump@comcast.net>
6437 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
6438 * config/fr30/fr30.md: Likweise
6439 (movsi_push): Likewise.
6440 (movsi_pop): Likewise.
6441 (enter_func): Likewise.
6442 * config/moxie/moxie.md (movsi_push): Likewise.
6443 (movsi_pop): Likewise.
6445 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6447 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
6448 %{no_archive} %{exact_version}.
6449 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
6450 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
6451 %{no_archive} %{exact_version}.
6452 * config/mips/openbsd.h (LINK_SPEC): Likewise.
6453 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
6454 * config/mips/vxworks.h: Likewise.
6456 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6458 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
6460 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6462 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
6463 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
6465 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6467 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
6470 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6472 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
6474 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
6475 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
6477 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
6478 Don't handle -shlib.
6480 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6482 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
6483 (CC1_SPEC): Don't handle -profile.
6485 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6487 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
6488 * config/mips/mips.h (CC1_SPEC): Likewise.
6490 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6492 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
6493 * config/mips/mips.h (CC1_SPEC): Likewise.
6495 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6497 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
6498 * config/m32r/linux.h (LINK_SPEC): Likewise.
6499 * config/mips/linux.h (LINK_SPEC): Likewise.
6500 * config/mips/linux64.h (LINK_SPEC): Likewise.
6501 * config/sparc/linux.h (LINK_SPEC): Likewise.
6502 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6503 LINK_SPEC): Likewise.
6504 * config/xtensa/linux.h (LINK_SPEC): Likewise.
6506 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6508 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
6510 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
6512 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6514 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
6515 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
6517 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6519 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
6521 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6523 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
6524 supports -Bstatic/-Bdynamic.
6525 * configure: Regenerate.
6527 2011-01-14 Jan Hubicka <jh@suse.cz>
6528 Jack Howarth <howarth@bromo.med.uc.edu>
6531 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
6532 when checking debug_info_level. Test write_symbols instead of
6533 debug_hooks->var_location when setting flag_var_tracking_uninit.
6535 2011-01-14 Richard Guenther <rguenther@suse.de>
6537 PR tree-optimization/47179
6538 * target.def (ref_may_alias_errno): New target hook.
6539 * targhooks.h (default_ref_may_alias_errno): Declare.
6540 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
6541 (default_ref_may_alias_errno): New function.
6542 * target.h (struct ao_ref_s): Declare.
6543 * tree-ssa-alias.c: Include target.h.
6544 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
6545 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
6546 (targhooks.o): Likewise.
6547 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
6548 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
6550 2011-01-14 Richard Guenther <rguenther@suse.de>
6552 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
6554 2011-01-14 Richard Guenther <rguenther@suse.de>
6556 PR tree-optimization/47280
6557 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
6559 (tree_ssa_forward_propagate_single_use_vars): Deal with
6560 CFG changes from associate_plusminus.
6562 2011-01-14 Richard Guenther <rguenther@suse.de>
6566 2011-01-11 Richard Guenther <rguenther@suse.de>
6568 PR tree-optimization/46076
6569 * tree-ssa.c (useless_type_conversion_p): Conversions from
6570 unprototyped to empty argument list function types are useless.
6572 2011-01-14 Richard Guenther <rguenther@suse.de>
6574 PR tree-optimization/47286
6575 * tree-ssa-structalias.c (new_var_info): Register variables are global.
6577 2011-01-14 Martin Jambor <mjambor@suse.cz>
6580 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
6582 2011-01-13 Anatoly Sokolov <aesok@post.ru>
6584 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
6585 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
6586 * config/xtensa/xtensa.c (xtensa_libcall_value,
6587 xtensa_function_value_regno_p): New functions.
6588 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
6590 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
6593 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
6595 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
6596 New function prototype.
6597 * config/i386/winnt.c (i386_pe_assemble_visibility):
6598 Warn only if attribute was specified by user.
6600 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6603 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
6605 (floatunsdidf2_fcfidu): Ditto.
6607 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6609 * config/s390/s390.c (print_operand_address): Replace 'error' with
6610 'output_operand_lossage'.
6611 (print_operand): Likewise.
6613 2011-01-13 Jeff Law <law@redhat.com>
6615 PR rtl-optimization/39077
6616 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
6617 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
6618 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
6619 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
6620 * gcse.c (prune_insertions_deletions): New function.
6621 (compute_pre_data): Use it.
6623 2011-01-13 Dodji Seketeli <dodji@redhat.com>
6626 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
6628 (prune_unused_types_mark): Use it.
6630 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
6632 PR rtl-optimization/45352
6633 * sel-sched.c: Update copyright years.
6634 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
6635 in the advancing loop when we have issued issue_rate insns.
6637 2011-01-12 Richard Henderson <rth@redhat.com>
6639 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
6640 (TARGET_MD_ASM_CLOBBERS): New.
6642 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
6643 (TARGET_DELEGITIMIZE_ADDRESS): New.
6645 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
6646 (clzsi2, *bsch): New patterns.
6648 * config/mn10300/mn10300.md (INT): New mode iterator.
6649 (*mov<INT>_clr): New pattern, and peep2 to generate it.
6651 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
6652 flag_split_wide_types.
6654 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
6655 (mn10300_trampoline_init): Rewrite without a template, an immediate
6656 load and a direct branch.
6657 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
6659 2011-01-12 Anatoly Sokolov <aesok@post.ru>
6661 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
6662 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
6663 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
6664 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
6666 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
6669 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
6672 2011-01-12 Jan Hubicka <jh@suse.cz>
6675 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
6676 (PLUGIN_COND_CLOSE): New macro.
6677 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
6679 2011-01-12 Richard Guenther <rguenther@suse.de>
6682 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
6683 register variables in a MEM_REF.
6685 2011-01-12 Joseph Myers <joseph@codesourcery.com>
6687 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
6688 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
6689 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
6690 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
6691 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
6692 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
6693 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
6694 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
6695 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
6696 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
6697 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
6698 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
6699 * config/gnu-user.h: New. Copied from linux.h.
6700 (LINUX_TARGET_STARTFILE_SPEC): Rename to
6701 GNU_USER_TARGET_STARTFILE_SPEC.
6702 (LINUX_TARGET_ENDFILE_SPEC): Rename to
6703 GNU_USER_TARGET_ENDFILE_SPEC.
6704 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
6705 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
6706 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
6707 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
6708 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
6709 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
6710 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
6711 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
6712 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
6713 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
6714 * config/arm/linux-eabi.h (CC1_SPEC): Use
6715 GNU_USER_TARGET_CC1_SPEC.
6716 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
6717 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
6718 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
6719 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
6720 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
6721 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
6722 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
6723 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
6725 2011-01-12 Richard Guenther <rguenther@suse.de>
6728 * doc/invoke.texi (ffast-math): Document it is turned on
6731 2011-01-12 Jan Hubicka <jh@suse.cz>
6733 PR tree-optimization/47233
6734 * opts.c (common_handle_option): Disable ipa-reference with profile
6737 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
6739 * c-parser.c (c_parser_objc_at_property_declaration): Improved
6742 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
6744 * c-parser.c (c_lex_one_token): Updated and reindented some
6745 comments. No changes in code.
6747 2011-01-11 Ian Lance Taylor <iant@google.com>
6749 * godump.c (go_output_var): Don't output the variable if there is
6750 already a type with the same name.
6752 2011-01-11 Ian Lance Taylor <iant@google.com>
6754 * godump.c (go_format_type): Don't generate float80.
6756 2011-01-11 Richard Henderson <rth@redhat.com>
6758 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
6759 declaration. Rewrite for both speed and size.
6760 (mn10300_address_cost_1): Remove.
6761 (mn10300_register_move_cost): New.
6762 (mn10300_memory_move_cost): New.
6763 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
6764 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
6765 extensions, shifts, BSWAP, CLZ.
6766 (mn10300_wide_const_load_uses_clr): Remove.
6767 (TARGET_REGISTER_MOVE_COST): New.
6768 (TARGET_MEMORY_MOVE_COST): New.
6769 * config/mn10300/mn10300-protos.h: Update.
6770 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
6772 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
6773 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
6774 * config/mn10300/mn10300-protos.h: Update.
6775 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
6776 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
6777 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
6778 (*test_int_bitfield, *test_byte_bitfield): Remove.
6779 (*bit_test, *subreg_bit_test): Remove.
6780 * config/mn10300/predicates.md (const_8bit_operand): Remove.
6782 * config/mn10300/constraints.md ("c"): Rename from "A".
6783 ("A", "D"): New constraint letters.
6784 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
6785 (fmssf4, fnmasf4, fnmssf4): Likewise.
6787 * config/mn10300/mn10300.md (isa): New attribute.
6788 (enabled): New attribute.
6790 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
6791 (abssf2, negsf2): Define only for hardware fp.
6792 (sqrtsf2): Reformat.
6793 (addsf3, subsf3, mulsf3): Merge expander and insn.
6795 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
6796 (DEBUGGER_AUTO_OFFSET): Remove.
6797 (DEBUGGER_ARG_OFFSET): Remove.
6799 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
6800 Emit register stores with the same offsets as the hardware.
6801 (mn10300_store_multiple_operation): Don't check that the register
6802 save offsets are monotonic.
6803 * config/mn10300/mn10300-protos.h: Update.
6805 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
6807 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
6808 in terms of the value on the stack, not the MDR register.
6810 2011-01-11 Jan Hubicka <jh@suse.cz>
6814 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
6815 (symbol_alias_set_destroy, symbol_alias_set_contains,
6816 propagate_aliases_backward): Declare.
6817 * lto-streamer-out.c (struct sets): New sturcture.
6818 (trivally_defined_alias): New function.
6819 (output_alias_pair_p): Rewrite.
6820 (output_unreferenced_globals): Fix output of alias pairs.
6821 (produce_symtab): Likewise.
6822 * ipa.c (function_and_variable_visibility): Set weak alias destination
6824 * varasm.c (symbol_alias_set_t): Remove.
6825 (symbol_alias_set_destroy): Export.
6826 (propagate_aliases_forward, propagate_aliases_backward): New functions
6828 (compute_visible_aliases): ... this one; remove.
6829 (trivially_visible_alias): New
6830 (trivially_defined_alias): New.
6831 (remove_unreachable_alias_pairs): Rewrite.
6832 (finish_aliases_1): Reorganize code checking if alias is defined.
6833 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
6836 2011-01-11 Richard Guenther <rguenther@suse.de>
6838 PR tree-optimization/46076
6839 * tree-ssa.c (useless_type_conversion_p): Conversions from
6840 unprototyped to empty argument list function types are useless.
6842 2011-01-11 Richard Guenther <rguenther@suse.de>
6845 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
6846 volatile MEMs as MEM_READONLY_P.
6848 2011-01-11 Richard Guenther <rguenther@suse.de>
6850 PR tree-optimization/47239
6851 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
6853 2011-01-11 Jeff Law <law@redhat.com>
6855 PR tree-optimization/47086
6856 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
6857 IVs from statements that might throw.
6859 2011-01-10 Jan Hubicka <jh@suse.cz>
6862 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
6864 2011-01-10 Jan Hubicka <jh@suse.cz>
6867 * profile.c (read_profile_edge_counts): Ignore profile inconistency
6868 when correcting profile.
6870 2011-01-10 Jan Hubicka <jh@suse.cz>
6873 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
6875 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
6876 Restore DECL_FINI_PRIORITY.
6878 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6880 * doc/gimple.texi: Fix quoting of multi-word return values in
6881 @deftypefn statements. Ensure presence of return value. Wrap
6882 overlong @deftypefn lines.
6883 (is_gimple_operand, is_gimple_min_invariant_address): Remove
6884 descriptions of removed functions.
6885 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
6886 of multi-word return value in @deftypefn statement.
6888 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6890 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
6891 (Conditional Expressions, Logical Operators)
6892 (Statement and operand traversals): Do not indent smallexample
6893 code. Fix duplicate function argument in example.
6895 2011-01-10 Jeff Law <law@redhat.com>
6897 PR tree-optimization/47141
6898 * ipa-split.c (split_function): Handle case where we are
6899 returning a value and the return block has a virtual operand phi.
6901 2011-01-10 Jan Hubicka <jh@suse.cz>
6903 PR tree-optimization/47234
6904 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
6905 (pass_feedback_split_functions): Declare.
6906 * passes.c (init_optimization_passes): Add ipa-split as subpass of
6908 * ipa-split.c (gate_split_functions): Update comments; disable
6909 split-functions for profile_arc_flag and branch_probabilities.
6910 (gate_feedback_split_functions): New function.
6911 (execute_feedback_split_functions): New function.
6912 (pass_feedback_split_functions): New global var.
6914 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
6917 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
6918 calling gimple_call_set_cannot_inline.
6920 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
6922 * config/darwin-sections.def: Remove unused section.
6924 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
6927 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
6929 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
6932 * c-parser.c (c_parser_declaration_or_fndef): Improved
6935 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
6937 * config/i386/winnt.c (i386_pe_start_function): Make sure
6938 to switch back to function's section.
6940 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
6944 * plugin.c: Move include of dlfcn.h from here...
6945 * system.h: ... to here.
6947 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6949 * doc/cpp.texi (C++ Named Operators): Fix markup for header
6951 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
6952 two extra empty pages in PDF output.
6954 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
6957 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
6958 for error recovery purposes behave as if it was not specified so
6959 that the default type is usd.
6961 2011-01-07 Jan Hubicka <jh@suse.cz>
6963 PR tree-optmization/46469
6964 * ipa.c (function_and_variable_visibility): Clear needed flags on
6965 nodes with external decls; handle weakrefs merging correctly.
6967 2011-01-07 Joseph Myers <joseph@codesourcery.com>
6969 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
6972 2011-01-07 Jan Hubicka <jh@suse.cz>
6974 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
6975 and no longer claim that gold is required for linker plugin.
6976 * configure: Regenerate.
6977 * gcc.c (PLUGIN_COND): New macro.
6978 (LINK_COMMAND_SPEC): Use it.
6979 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
6980 * config.in (HAVE_LTO_PLUGIN): New.
6981 * configure.ac (--with-lto-plugin): New parameter; autodetect
6984 2011-01-07 Jan Hubicka <jh@suse.cz>
6986 PR tree-optimization/46367
6987 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
6988 when we can update original.
6989 (cgraph_mark_inline_edge): Sanity check.
6990 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
6992 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6994 * config/spu/spu.h (ASM_COMMENT_START): Define.
6996 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
7000 (SWITCH_KEEP_FOR_GCC): Likewise.
7001 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
7002 (do_spec_1): Handle "%>".
7004 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
7006 2011-01-07 Jakub Jelinek <jakub@redhat.com>
7009 * config/i386/i386.c (ix86_delegitimize_address): If
7010 simplify_gen_subreg fails, return orig_x.
7013 * value-prof.c (gimple_stringop_fixed_value): Handle
7014 lhs of the call properly.
7016 2011-01-07 Jan Hubicka <jh@suse.cz>
7019 * lto-opt.c (lto_reissue_options): Set flag_shlib.
7021 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
7023 * target.def (function_switched_text_sections): New hook.
7024 * doc/tm.texi: Regenerated.
7025 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
7026 * final.c (default_function_switched_text_sections): New.
7027 (final_scan_insn): Call function_switched_text_sections when a
7028 mid-function section change occurs.
7029 * output.h (default_function_switched_text_sections): Declare.
7030 * config/darwin-protos.h (darwin_function_switched_text_sections):
7032 * config/darwin.c (darwin_function_switched_text_sections): New.
7033 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
7035 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
7037 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
7038 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
7039 the secondary code fragment when outputting for DWARF == 2.
7041 2011-01-07 Anatoly Sokolov <aesok@post.ru>
7043 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
7044 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
7046 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
7047 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
7049 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
7052 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
7053 when it is not empty.
7055 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
7058 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
7059 (case ${target}): Add btver1.
7060 * config/i386/driver-i386.c (host_detect_local_cpu): Let
7061 -march=native recognize btver1 processors.
7062 * config/i386/i386-c.c (ix86_target_macros_internal): Add
7063 btver1 def_and_undef
7064 * config/i386/i386.c (struct processor_costs btver1_cost): New
7066 (m_BTVER1): New definition.
7067 (m_AMD_MULTIPLE): Includes m_BTVER1.
7068 (initial_ix86_tune_features): Add btver1 tune.
7069 (processor_target_table): Add btver1 entry.
7070 (static const char *const cpu_names): Add btver1 entry.
7071 (software_prefetching_beneficial_p): Add btver1.
7072 (ix86_option_override_internal): Add btver1 instruction sets.
7073 (ix86_issue_rate): Add btver1.
7074 (ix86_adjust_cost): Add btver1.
7075 * config/i386/i386.h (TARGET_BTVER1): New definition.
7076 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
7077 (enum processor_type): Add PROCESSOR_BTVER1.
7078 * config/i386/i386.md (define_attr "cpu"): Add btver1.
7080 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7083 * config/i386/i386.c (legitimize_tls_address)
7084 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
7085 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
7086 (tls_initial_exec_64_sun): New pattern.
7088 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
7090 * doc/invoke.texi (Overall Options): Improve wording and markup
7091 of the description of -wrapper.
7093 2011-01-06 Joseph Myers <joseph@codesourcery.com>
7095 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
7096 rdynamic, threads): New Driver options.
7098 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7101 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
7102 if coming from .tdata.
7103 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
7105 2011-01-06 Jan Hubicka <jh@suse.cz>
7108 * collect2.c (main): Do not enable LTOmode when plugin is active.
7110 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7113 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
7114 --version output if supported.
7115 * configure: Regenerate.
7117 2011-01-06 Joseph Myers <joseph@codesourcery.com>
7119 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
7122 2011-01-06 Jakub Jelinek <jakub@redhat.com>
7125 * c-convert.c (convert): When converting a complex expression
7126 other than COMPLEX_EXPR to a different complex type, ensure
7127 c_save_expr is called instead of save_expr, unless in_late_binary_op.
7128 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
7129 when converting COMPLEX_TYPE.
7131 2011-01-06 Ira Rosen <irar@il.ibm.com>
7133 PR tree-optimization/47139
7134 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
7135 only the last reduction value is used outside the loop. Update
7138 2011-01-05 Joseph Myers <joseph@codesourcery.com>
7140 * config/rtems.opt: New.
7141 * config.gcc (*-*-rtems*): Use rtems.opt.
7143 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
7145 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
7146 processors do not support 3DNow instructions.
7148 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7150 * config/spu/spu.c (spu_option_override): Set parameter
7151 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
7153 2011-01-05 Jan Hubicka <jh@suse.cz>
7155 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
7156 at the command line.
7158 2011-01-05 Martin Jambor <mjambor@suse.cz>
7161 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
7162 deltas on streamed outgoing edges.
7163 (output_node_opt_summary): Output info for outgoing edges only when
7164 the node is in new parameter set.
7165 (output_cgraph_opt_summary): New parameter set, passed to the two
7166 aforementioned functions. Update its forward declaration and its
7169 2011-01-05 Tom Tromey <tromey@redhat.com>
7171 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
7172 operator to c_finish_omp_atomic.
7173 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
7174 (build_unary_op): Update.
7175 (build_modify_expr): Update.
7176 (build_asm_expr): Update.
7178 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7180 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
7181 newly inserted insns.
7183 (spu_emit_branch_hint): Likewise.
7184 (insert_hbrp_for_ilb_runout): Likewise.
7185 (spu_machine_dependent_reorg): Call df_finish_pass after
7186 schedule_insns returns.
7188 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7190 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
7192 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
7194 PR tree-optimization/47005
7195 * tree-sra.c (struct access): Add 'non_addressable' bit.
7196 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
7197 (decide_one_param_reduction): Return 0 if the parameter is passed by
7198 reference and one of the accesses in the group is non_addressable.
7200 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
7202 PR tree-optimization/47056
7203 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
7204 (mark_load): Likewise. Handle FUNCTION_DECL specially.
7205 (mark_store): Likewise. Pass STMT to ipa_record_reference.
7207 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
7209 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
7210 initializer. Skip view conversions from aggregate types.
7212 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
7215 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
7217 2011-01-04 Philipp Thomas <pth@suse.de>
7219 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
7222 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7224 * function.c (thread_prologue_and_epilogue_insns): Do not crash
7225 on empty epilogue sequences.
7227 2011-01-04 Joseph Myers <joseph@codesourcery.com>
7229 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
7230 non-static): New Driver options.
7232 2011-01-04 Jie Zhang <jie@codesourcery.com>
7235 * gcc.c (default_compilers[]): Set combinable field to 0
7236 for all assembly languages.
7238 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
7240 * config/mips/loongson3a.md: New file.
7241 * config/mips/mips.md: Include loongson3a.md.
7242 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
7245 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
7248 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
7249 instead of convert_memory_address_addr_space on the base expression.
7251 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7253 * config/spu/spu.c (spu_option_override): Update error text
7254 for bad -march= / -mtune= values.
7256 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7258 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
7259 if branch-hint optimization will be performed.
7261 2011-01-03 Jakub Jelinek <jakub@redhat.com>
7263 PR tree-optimization/47148
7264 * ipa-split.c (split_function): Convert arguments to
7265 DECL_ARG_TYPE if possible.
7267 PR tree-optimization/47155
7268 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
7271 PR rtl-optimization/47157
7272 * combine.c (try_combine): If undobuf.other_insn becomes
7273 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
7274 and set *new_direct_jump_p too.
7276 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
7278 PR tree-optimization/47021
7279 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
7281 2011-01-03 Jakub Jelinek <jakub@redhat.com>
7283 * gcc.c (process_command): Update copyright notice dates.
7284 * gcov.c (print_version): Likewise.
7285 * gcov-dump.c (print_version): Likewise.
7286 * mips-tfile.c (main): Likewise.
7287 * mips-tdump.c (main): Likewise.
7289 2011-01-03 Martin Jambor <mjambor@suse.cz>
7291 PR tree-optimization/46801
7292 * tree-sra.c (type_internals_preclude_sra_p): Check whether
7293 aggregate fields start at byte boundary instead of the bit-field flag.
7295 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
7298 * gcc.c (main): Revert revision 168407.
7300 2011-01-03 Martin Jambor <mjambor@suse.cz>
7302 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
7304 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7306 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
7307 vector optab to expand vector/scalar shift, update gimple to vector.
7309 2011-01-03 Martin Jambor <mjambor@suse.cz>
7311 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
7314 2011-01-03 Martin Jambor <mjambor@suse.cz>
7316 PR tree-optimization/46984
7317 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
7319 (cgraph_create_indirect_edge): Fixed line length.
7320 (cgraph_indirect_call_info): Declare.
7321 (cgraph_make_edge_direct) Update declaration.
7322 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
7323 (cgraph_create_indirect_edge): Use it.
7324 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
7326 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
7327 the new thunk_delta representation.
7328 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
7330 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
7331 (ipa_read_indirect_edge_info): Likewise.
7332 * lto-cgraph.c (output_edge_opt_summary): New function.
7333 (output_node_opt_summary): Call it on all outgoing edges.
7334 (input_edge_opt_summary): New function.
7335 (input_node_opt_summary): Call it on all outgoing edges.
7337 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
7340 * gcc.c (main): Don't check have_o when settting combine_inputs.
7342 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
7344 * regrename.c: Add general comment describing the pass.
7345 (struct du_head): Remove 'length' field.
7346 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
7347 (regrename_optimize): Do not sort chains. Rework comments, add others.
7348 Force renaming to the preferred class (if any) in the first pass and do
7349 not consider registers that belong to it in the second pass.
7350 (create_new_chain): Do not set 'length' field.
7351 (scan_rtx_reg): Likewise.
7353 2011-01-02 Jakub Jelinek <jakub@redhat.com>
7355 PR tree-optimization/47140
7356 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
7357 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
7360 PR rtl-optimization/47028
7361 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
7362 parm_birth_insn instead of at the beginning of first bb.
7364 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
7366 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
7367 Remove the word "see" before "@pxref".
7368 * doc/rtl.texi: Remove the word "see" before "@pxref".
7370 2011-01-01 Jan Hubicka <jh@suse.cz>
7372 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
7375 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
7378 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
7381 Copyright (C) 2011 Free Software Foundation, Inc.
7383 Copying and distribution of this file, with or without modification,
7384 are permitted in any medium without royalty provided the copyright
7385 notice and this notice are preserved.