1 2011-12-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3 * regmove.c (fixup_match_2): Only access call_used_regs with hard
6 2011-12-12 Jakub Jelinek <jakub@redhat.com>
9 * calls.c (internal_arg_pointer_based_exp_scan): Don't use
10 VEC_safe_grow_cleared if idx is smaller than VEC_length.
12 Backported from mainline
13 2011-12-11 Jakub Jelinek <jakub@redhat.com>
15 PR tree-optimization/51485
16 * tree-vect-data-refs.c (vect_analyze_data_refs): Give up on
19 2011-12-12 Eric Botcazou <ebotcazou@adacore.com>
21 PR tree-optimization/50569
22 * tree-sra.c (build_ref_for_model): Replicate a chain of COMPONENT_REFs
23 in the expression of MODEL instead of just the last one.
25 2011-12-09 Michael Meissner <meissner@the-meissners.org>
27 Backport from mainline
28 2011-12-09 Michael Meissner <meissner@the-meissners.org>
30 PR rtl-optimization/51469
31 * varasm.c (default_binds_local_p_1): If the symbol is a gnu
32 indirect function, mark the symbol as non-local.
34 2011-12-09 Jakub Jelinek <jakub@redhat.com>
36 Backport from mainline
37 2011-12-08 Jakub Jelinek <jakub@redhat.com>
39 PR tree-optimization/51466
40 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also copy
43 2011-11-28 Jakub Jelinek <jakub@redhat.com>
45 PR tree-optimization/50078
46 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Copy over
47 TREE_THIS_VOLATILE also from the old to new lhs resp. rhs.
49 2011-12-09 Kazu Hirata <kazu@codesourcery.com>
51 Backport from mainline:
53 2011-12-05 Kazu Hirata <kazu@codesourcery.com>
56 * config/arm/arm.md (*minmax_arithsi): Always require the else
57 clause in the MINUS case.
59 2011-12-08 Teresa Johnson <tejohnson@google.com>
61 Backport from mainline:
63 2011-08-05 Uros Bizjak <ubizjak@gmail.com>
65 * config/i386/i386.md (*movdi_internal_rex64): Use "!o" constraint
66 instead of "!m" for operand 0, alternative 4.
67 (*movdf_internal_rex64): Ditto for operand 0, alernative 6.
69 2011-12-08 Jakub Jelinek <jakub@redhat.com>
71 Backport from mainline
72 2011-12-05 Jakub Jelinek <jakub@redhat.com>
75 * c-decl.c (pop_scope): Don't add DECL_EXTERNAL decls
76 for debug info if scope is file_scope.
79 * c-decl.c (c_finish_incomplete_decl, finish_decl): Call
80 relayout_decl instead of layout_decl.
82 2011-12-05 Jakub Jelinek <jakub@redhat.com>
83 Eric Botcazou <ebotcazou@adacore.com>
87 * calls.c (internal_arg_pointer_exp_state): New variable.
88 (internal_arg_pointer_based_exp_1,
89 internal_arg_pointer_exp_scan): New functions.
90 (internal_arg_pointer_based_exp): New function.
91 (mem_overlaps_already_clobbered_arg_p): Use it.
92 (expand_call): Free internal_arg_pointer_exp_state.cache vector
93 and clear internal_arg_pointer_exp_state.scan_start.
95 2011-11-30 Jakub Jelinek <jakub@redhat.com>
97 PR rtl-optimization/48721
98 * sched-deps.c (sched_analyze_insn): For SIBLING_CALL_P set
99 reg_pending_barrier to TRUE_BARRIER.
101 2011-11-26 Joern Rennecke <joern.rennecke@embecosm.com>
104 * calls.c (mem_overlaps_already_clobbered_arg_p):
105 Return false if no outgoing arguments have been stored so far.
107 2011-12-08 Eric Botcazou <ebotcazou@adacore.com>
109 PR tree-optimization/51315
110 * tree-sra.c (tree_non_mode_aligned_mem_p): Rename to...
111 (tree_non_aligned_mem_p): ...this. Add ALIGN parameter. Look into
112 MEM_REFs and use get_object_or_type_alignment for them.
113 (build_accesses_from_assign): Adjust for above change.
114 (access_precludes_ipa_sra_p): Likewise.
116 2011-12-06 Martin Jambor <mjambor@suse.cz>
118 Backport from mainline:
120 2011-12-02 Martin Jambor <mjambor@suse.cz>
122 PR tree-optimization/50622
123 * tree-sra.c (load_assign_lhs_subreplacements): Force gimple operand
124 if both lacc and racc are grp_partial_lhs.
126 2011-12-06 Iain Sandoe <iains@gcc.gnu.org>
128 * config/rs6000/rs6000.c (darwin_rs6000_override_options): Initialize
131 2011-12-06 Alan Modra <amodra@gmail.com>
134 * config/rs6000/rs6000.c (rs6000_emit_prologue <TARGET_SPE_ABI>):
135 Do not mark r11 setup as frame-related. Pass correct offset to
136 rs6000_emit_savres_rtx. Correct out-of-line rs6000_frame_related
137 arguments. Correct sp_offset. Remove "offset" fudge from
138 in-line rs6000_frame_related call. Rename misleading variable.
139 Fix comments and whitespace. Tidy some expressions.
140 (rs6000_emit_epilogue <TARGET_SPE_ABI>): Always set frame_reg_rtx
141 to r11 in out-of-line case. Correct sp_offset. Pass correct
142 offset to rs6000_emit_savres_rtx. Rename misleading variable.
143 Fix comments and whitespace. Tidy some expressions.
144 (rs6000_emit_epilogue <non-TARGET_SPE_ABI>): Add sp_offset
145 adjustment when !saving_GPRs_inline. Correct register mode
146 used in address calcs.
147 (rs6000_emit_epilogue <non-TARGET_SPE_ABI>): Similarly when
148 !restoring_GPRs_inline.
150 2011-12-04 Jérémie Detrey <Jeremie.Detrey@loria.fr>
153 * config/i386/avxintrin.h (_mm256_insert_epi64): Declare second
154 parameter as long long.
156 2011-12-02 Georg-Johann Lay <avr@gjlay.de>
160 * config/avr/libgcc.S (__prologue_saves__, __epilogue_restores__):
161 Enclose parts using __SP_H__ in !defined (__AVR_HAVE_8BIT_SP__).
163 * config/avr/avr.md (movhi_sp_r_irq_off, movhi_sp_r_irq_on): Set
164 insn condition to !AVR_HAVE_8BIT_SP.
165 * config/avr/avr.c (output_movhi): "clr%B0" instead of "in
166 %B0,__SP_H__" if AVR_HAVE_8BIT_SP.
167 (avr_file_start): Only print "__SP_H__ = 0x3e" if !AVR_HAVE_8BIT_SP.
168 * config/avr/avr-devices.c (avr_mcu_types): ATtiny4313 and
169 AT86RF401 have a 16-bit SP (their manual is bogus).
171 2011-11-25 Richard Sandiford <richard.sandiford@linaro.org>
173 Backport from mainline:
175 2011-03-29 Richard Sandiford <richard.sandiford@linaro.org>
178 * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
179 (cached_dw_loc_list_def): New structure.
180 (cached_dw_loc_list): New typedef.
181 (cached_dw_loc_list_table): New variable.
182 (cached_dw_loc_list_table_hash): New function.
183 (cached_dw_loc_list_table_eq): Likewise.
184 (add_location_or_const_value_attribute): Take a bool cache_p.
185 Cache the list when the parameter is true.
186 (gen_formal_parameter_die): Update caller.
187 (gen_variable_die): Likewise.
188 (dwarf2out_finish): Likewise.
189 (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
190 while generating debug info for the decl.
191 (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
192 (dwarf2out_init): Initialize cached_dw_loc_list_table.
193 (resolve_addr): Cache the result of resolving a chain of
196 2011-11-24 Enkovich Ilya <ilya.enkovich@intel.com>
199 * i386.c (distance_non_agu_define): Fix insn attr check.
201 2011-11-20 Andreas Tobler <andreast@fgznet.ch>
203 * configure: Regenerate.
205 2011-11-19 Eric Botcazou <ebotcazou@adacore.com>
207 PR rtl-optimization/51187
208 * reorg.c (relax_delay_slots): Do not consider a jump useless if there
209 is a barrier between the jump and its target label.
211 2011-11-19 Richard Earnshaw <rearnsha@arm.com>
214 * config/arm/arm.c (neon_disambiguate_copy): Correctly handle partial
215 overlap of src and dest operands.
217 2011-11-18 Iain Sandoe <iains@gcc.gnu.org>
220 * configure.ac: Remove ranlib special-casing for Darwin.
221 * configure: Regenerate.
223 2011-11-16 Richard Earnshaw <rearnsha@arm.com>
224 Bernd Schmidt <bernds@coudesourcery.com>
225 Sebastian Huber <sebastian.huber@embedded-brains.de>
228 * config/arm/arm.c (store_multiple_sequence): Avoid cases where
229 the base reg is stored iff compiling for Thumb1.
231 2011-11-13 Iain Sandoe <iains@gcc.gnu.org>
234 Backport from mainline r180523
235 * config/darwin.c (top level): Amend comments concerning LTO output.
236 (lto_section_num): New variable. (darwin_lto_section_e): New GTY.
237 (LTO_SECTS_SECTION, LTO_INDEX_SECTION): New.
238 (LTO_NAMES_SECTION): Rename.
239 (darwin_asm_named_section): Record LTO section counts and switches
240 in a vec of darwin_lto_section_e.
241 (darwin_file_start): Remove unused code.
242 (darwin_file_end): Put an LTO section termination label. Handle
243 output of the wrapped LTO sections, index and names table.
245 2011-11-12 Iain Sandoe <iains@gcc.gnu.org>
248 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
249 Only expand a symbol ref. into an access when the entity is defined
252 2011-11-10 Jakub Jelinek <jakub@redhat.com>
255 * tree-object-size.c (addr_object_size): Check TREE_CODE of
256 MEM_REF's operand rather than code of the MEM_REF itself.
258 2011-11-07 Alan Modra <amodra@gmail.com>
261 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Always emit
264 2011-11-04 Eric Botcazou <ebotcazou@adacore.com>
267 * c-parser.c (c_parser_postfix_expression) <RID_OFFSETOF>: Adjust call
269 * c-typeck.c (build_unary_op) <ADDR_EXPR>: Call fold_offsetof_1.
271 2011-11-04 Eric Botcazou <ebotcazou@adacore.com>
274 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=v8.
276 2011-11-03 Uros Bizjak <ubizjak@gmail.com>
278 * config/i386/i386.md (lround<X87MODEF:mode><SWI248x:mode>2,
279 rint<mode>2, floor<mode>2, lfloor<MODEF:mode><SWI48:mode>2,
280 btrunc<mode>2, lwp_lwpval<mode>3): Use operands[N] instead of operandN.
282 2011-11-02 Eric Botcazou <ebotcazou@adacore.com>
285 * config/sparc/sparc.md (movsf_insn): Reindent constraints.
286 (movsf_insn_no_fpu): Likewise.
287 (movdf_insn_sp32): Likewise.
288 (movdf_insn_sp32_no_fpu): Likewise.
289 (movdf_insn_sp32_v9): Likewise. Remove redundant GY constraint.
290 (movdf_insn_sp32_v9_no_fpu): Likewise.
291 (movdf_insn_sp64): Likewise.
292 (movdf_insn_sp64_no_fpu): Likewise.
293 (movtf_insn_sp32): Likewise.
294 (movtf_insn_sp32_no_fpu): Likewise.
295 (movtf_insn_sp64): Likewise.
296 (movtf_insn_sp64_hq): Likewise.
297 (movtf_insn_sp64_no_fpu): Likewise.
299 2011-11-02 Bernd Schmidt <bernds@codesourcery.com>
301 * cfgcleanup.c (try_head_merge_bb): If get_condition returns
302 NULL for a jump that is a cc0 insn, pick the previous insn for
305 2011-11-01 Uros Bizjak <ubizjak@gmail.com>
307 * config/i386/i386.md (splitters for int-float conversion): Use
308 SUBREG_REG on SUBREGs in splitter constraints.
310 2011-11-01 Julian Brown <julian@codesourcery.com>
312 PR rtl-optimization/47918
313 * reload1.c (set_initial_label_offsets): Use initial offsets
314 for labels on the nonlocal_goto_handler_labels chain.
316 2011-10-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
319 * config/pa/pa.c (emit_move_sequence): Legitimize TLS symbol references.
320 * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Return false for
321 TLS_MODEL_GLOBAL_DYNAMIC and TLS_MODEL_LOCAL_DYNAMIC symbol references.
323 2011-10-27 Uros Bizjak <ubizjak@gmail.com>
326 * config/i386/sse.md (*avx_unpcklpd256): Remove extra insn
327 constraints. Change alternative 1 to "x,m,1".
329 2011-10-26 Jakub Jelinek <jakub@redhat.com>
331 * BASE-VER: Set to 4.6.3.
332 * DEV-PHASE: Set to prerelease.
334 2011-10-26 Release Manager
336 * GCC 4.6.2 released.
338 2011-10-25 Kai Tietz <ktietz@redhat.com>
340 * config/i386/mingw32.h (SUBTARGET_FRAME_POINTER_REQUIRED):
341 Use for 32-bit frame-pointer, if setjmp is used.
343 2011-10-24 Jakub Jelinek <jakub@redhat.com>
346 * dwarf2out.c (dwarf2out_source_line): Emit discriminators only if
347 -gdwarf-4 or not -gstrict-dwarf.
349 2011-10-24 Georg-Johann Lay <avr@gjlay.de>
352 Backport from mainline r180385
353 * doc/extend.texi (Declaring Attributes of Functions):
354 Document OS_main and OS_task attributes.
355 (Specifying Attributes of Variables): Move up
356 subsection "AVR Variable Attributes" as of alphabetical order.
358 2011-10-24 Georg-Johann Lay <avr@gjlay.de>
361 * doc/invoke.texi (AVR Options): New subsubsection to explain EIND
362 handling and indirect jump/calls on devices > 128k.
364 2011-10-23 Uros Bizjak <ubizjak@gmail.com>
367 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
368 Remove (match_dup 0).
370 2011-10-21 Georg-Johann Lay <avr@gjlay.de>
373 Backport from Mainline r180299.
374 * config/avr/libgcc.S (__EIND__): New define to 0x3C.
375 (__tablejump__): Consistently use EIND for indirect jump/call.
376 (__tablejump_elpm__): Ditto.
378 2011-10-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
381 Backport from mainline.
382 2011-10-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
384 * config/arm/arm.c (thumb_unexpanded_epilogue): Handle return
387 2011-10-19 Jakub Jelinek <jakub@redhat.com>
389 * dwarf2out.c (loc_descriptor): For SUBREG pass SUBREG_REG's mode as
390 second argument instead of mode.
393 Backport from mainline
394 2011-09-27 Richard Sandiford <rdsandiford@googlemail.com>
398 * tree-sra.c (build_ref_for_model): Use the type of the field as
399 the type of the COMPONENT_REF.
401 2011-10-18 Uros Bizjak <ubizjak@gmail.com>
402 Eric Botcazou <ebotcazou@adacore.com>
405 * config/alpha/linux-unwind.h (alpha_fallback_frame_state): Set
406 fs->signal_frame to 1.
408 2011-10-14 Richard Guenther <rguenther@suse.de>
410 Backport from mainline
411 2011-10-14 Richard Guenther <rguenther@suse.de>
413 PR tree-optimization/50723
414 * ipa-split.c (split_function): Use GSI_CONTINUE_LINKING.
416 2011-10-13 Richard Guenther <rguenther@suse.de>
418 PR tree-optimization/50712
419 * ipa-split.c (split_function): Always re-gimplify parameters
420 when they are not gimple vals before passing them. Properly
421 check for type compatibility.
423 2011-10-13 Eric Botcazou <ebotcazou@adacore.com>
425 * doc/invoke.texi (SPARC options): Document -mfix-at697f.
426 * config/sparc/sparc.opt (mfix-at697f): New option.
427 * config/sparc/sparc.c (TARGET_MACHINE_DEPENDENT_REORG): Define.
428 (sparc_reorg): New function.
430 2011-10-12 Steve Ellcey <sje@cup.hp.com>
433 Backport from Mainline 179472.
434 * configure.ac (gcc_cv_ld_static_dynamic): Define for *-*-hpux*.
435 (gcc_cv_ld_static_option): Ditto.
436 (gcc_cv_ld_dynamic_option): Ditto.
437 * configure: Regenerate.
439 2011-10-12 Paul Koning <pkoning@gcc.gnu.org>
441 PR tree-optimization/50189
442 * tree-vrp.c (extract_range_from_assert): Use the type of
443 the variable, not the limit.
445 2011-10-12 Richard Guenther <rguenther@suse.de>
447 PR tree-optimization/50700
448 * tree-object-size.c (addr_object_size): Simplify and treat
449 MEM_REF bases consistently.
451 2011-10-12 Joseph Myers <joseph@codesourcery.com>
454 * convert.c (convert_to_integer): Do not narrow operands of
457 2011-10-11 Eric Botcazou <ebotcazou@adacore.com>
460 * config/sparc/sparc.md (mov<I:mode>cc): Do not save comparison code.
461 (mov<F:mode>cc): Likewise.
463 2011-10-11 Nick Clifton <nickc@redhat.com>
466 * compare-elim.c (find_comparisons_in_bb): Use df_get_live_in and
467 df_get_live_out instead of accessing the bitmaps directly.
468 (execute_compare_elim_after_reload): Remove calls to df_set_flags,
469 df_live_add_problem and df_analyze.
471 2011-10-10 Georg-Johann Lay <avr@gjlay.de>
474 Backport from Mainline r179737.
475 * config/avr/avr-devices.c (avr_mcu_types): Set
476 .data_section_start of atmega164a to 0x100.
478 2011-10-07 Bernd Schmidt <bernds@codesourcery.com>
481 * config/arm/arm.md (arm_subsi3_insn): Lose the last alternative.
483 2011-10-06 Jakub Jelinek <jakub@redhat.com>
485 * tree.h (avoid_folding_inline_builtin): New prototype.
486 * builtins.c (avoid_folding_inline_builtin): No longer static.
487 * gimple-fold.c (gimple_fold_builtin): Give up if
488 avoid_folding_inline_builtin returns true.
490 PR tree-optimization/49279
491 * tree-ssa-structalias.c (find_func_aliases): Don't handle
494 2011-10-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
496 * longlong.h (smul_ppmm, sdiv_qrnnd): Add underscores to the local
497 variables. Fix second operand of DR. Swap inputs for sdiv_qrnnd.
499 2011-10-03 Jakub Jelinek <jakub@redhat.com>
500 Ian Lance Taylor <iant@google.com>
502 * godump.c (go_output_typedef): Support printing enum values that
503 don't fit in a signed HOST_WIDE_INT.
505 2011-09-30 Jakub Jelinek <jakub@redhat.com>
508 * gimple-fold.c (fold_stmt_1) <case GIMPLE_ASM>: If
509 input constraints allow mem and not reg, pass true instead of
510 false as second argument to maybe_fold_reference.
512 2011-09-30 Jakub Jelinek <jakub@redhat.com>
513 Richard Guenther <rguenther@suse.de>
515 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Fix
516 handling of BUILT_IN_STRNCAT.
517 (ref_maybe_used_by_call_p_1): Fix handling of BUILT_IN_STRCAT,
518 and BUILT_IN_STRNCAT.
520 2011-09-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
522 * graphite-scop-detection.c (make_close_phi_nodes_unique): New
524 (remove_duplicate_close_phi): Detect and repair creation of
525 duplicate close-phis for a containing loop.
527 2011-09-26 Richard Guenther <rguenther@suse.de>
529 PR tree-optimization/50472
530 * tree-ssa-ccp.c (fold_const_aggregate_ref): Do not fold
533 2011-09-25 Ira Rosen <ira.rosen@linaro.org>
535 PR tree-optimization/50413
536 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail to vectorize
537 a basic block if one of its data-refs can't be analyzed.
539 2011-09-25 Ira Rosen <ira.rosen@linaro.org>
541 PR tree-optimization/50412
542 * tree-vect-data-refs.c (vect_analyze_group_access): Fail for
543 accesses that require epilogue loop if vectorizing outer loop.
545 2011-09-22 Uros Bizjak <ubizjak@gmail.com>
548 * config/i386/sse.md (xop_pcmov_<mode>): Change operand 1 predicate
549 to register_operand and operand 2 predicate to nonimmediate_operand.
550 (xop_pcmov_<mode>256): Ditto.
551 * config/i386/i386.c (ix86_expand_sse_movcc): When generating
552 xop_pcmov, force op_true to register. Also, force op_false to
553 register if it doesn't satisfy nonimmediate_operand predicate.
555 2011-09-19 Alan Modra <amodra@gmail.com>
556 Michael Meissner <meissner@linux.vnet.ibm.com>
559 * config/rs6000/rs6000.md (call_indirect_aix32): Do not split the
560 load of the indirect function's TOC from the call to prevent the
561 compiler from moving the load of the new TOC above code that
562 references the current function's TOC.
563 (call_indirect_aix64): Ditto.
564 (call_value_indirect_aix32): Ditto.
565 (call_value_indirect_aix64): Ditto.
566 (call_indirect_nonlocal_aix32_internal): Ditto.
567 (call_indirect_nonlocal_aix32): Ditto.
568 (call_indirect_nonlocal_aix64_internal): Ditto.
569 (call_indirect_nonlocal_aix64): Ditto.
570 (call_value_indirect_nonlocal_aix32_internal): Ditto.
571 (call_value_indirect_nonlocal_aix32): Ditto.
572 (call_value_indirect_nonlocal_aix64_internal): Ditto.
573 (call_value_indirect_nonlocal_aix64): Ditto.
575 2011-09-19 Martin Jambor <mjambor@suse.cz>
578 * ipa-split.c (split_function): Do not change signature if it is
579 not possible or there are attribute types.
581 2011-09-18 Eric Botcazou <ebotcazou@adacore.com>
582 Iain Sandoe <developer@sandoe-acoustics.co.uk>
585 * config/rs6000/rs6000.md (probe_stack): Use explicit operand.
586 * config/rs6000/rs6000.c (output_probe_stack_range): Likewise.
588 2011-09-14 Diego Novillo <dnovillo@google.com>
590 * tree-vect-stmts.c (vect_transform_stmt): Remove unused
591 local variable ORIG_SCALAR_STMT.
593 2011-09-08 Martin Jambor <mjambor@suse.cz>
595 Backport from mainline
596 2011-09-07 Martin Jambor <mjambor@suse.cz>
598 PR tree-optimization/49911
599 * tree-sra.c (analyze_access_subtree): Change type of to-be-replaced
600 enumerations to the corresponding plain integer type.
602 2011-09-08 Richard Guenther <rguenther@suse.de>
604 Backport from mainline
605 2011-07-04 Richard Guenther <rguenther@suse.de>
607 PR tree-optimization/49518
608 PR tree-optimization/49628
609 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Skip
610 irrelevant data-references.
612 2011-09-08 Richard Guenther <rguenther@suse.de>
614 Backport from mainline
615 2011-08-23 Richard Guenther <rguenther@suse.de>
617 PR tree-optimization/50162
618 * tree-vect-stmts.c (vectorizable_call): Fix argument lookup.
620 2011-09-08 Richard Guenther <rguenther@suse.de>
622 Backport from mainline
623 2011-05-05 Michael Matz <matz@suse.de>
625 * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
626 * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
627 * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
628 * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
629 * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
630 * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
631 * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
632 * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
633 * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
634 * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
635 * config/i386/linux.h (ENDFILE_SPEC): Add Ofast.
636 * config/i386/linux64.h (ENDFILE_SPEC): Add Ofast.
637 * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
638 * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
639 * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
640 * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
642 2011-09-08 Eric Botcazou <ebotcazou@adacore.com>
643 Iain Sandoe <iains@gcc.gnu.org>
645 Backport from mainline (restore powerpc-darwin Ada bootstrap).
646 * config/rs6000/rs6000.c (compute_save_world_info): Test
647 cfun->has_nonlocal_label to determine if the out-of-line save
648 world call may be used.
650 2011-09-08 Jakub Jelinek <jakub@redhat.com>
653 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Return
654 code early if TARGET_AVX.
655 (ix86_expand_fp_vcond): Handle LTGT and UNEQ.
657 2011-09-06 Martin Jambor <mjambor@suse.cz>
660 2011-09-02 Martin Jambor <mjambor@suse.cz>
662 * ipa-split.c (split_function): Do not skip any arguments if
663 can_change_signature is set or there are function type attributes.
665 2011-09-05 Georg-Johann Lay <avr@gjlay.de>
668 Backport from mainline r178528
669 * config/avr/avr.c (sequent_regs_live): Don't recognize sequences
670 that contain global register variable.
672 2011-09-02 Martin Jambor <mjambor@suse.cz>
675 * ipa-split.c (split_function): Do not skip any arguments if
676 can_change_signature is set or there are function type attributes.
678 2011-09-01 Ira Rosen <ira.rosen@linaro.org>
680 PR tree-optimization/50178
681 * tree-vect-stmts.c (vectorizable_call): Update the related
682 pattern statement before deleting the original call.
683 (vect_transform_stmt): Don't expect the related pattern statement
684 to match the original statement after transformation.
686 2011-08-29 Richard Guenther <rguenther@suse.de>
689 * varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF].
691 2011-08-27 Uros Bizjak <ubizjak@gmail.com>
693 * config/i386/sse.md (vec_extract_lo_<mode>): Prevent both
695 (vec_extract_lo_v16hi): Ditto.
696 (*vec_extract_v4sf_mem): Add TARGET_SSE insn constraint.
697 * config/i386/i386.c (legitimize_tls_address): Change REG_EQIV
700 2011-08-27 Uros Bizjak <ubizjak@gmail.com>
703 * config/i386/sse.md (sse4_2_pcmpestr): Emit NOTE_INSN_DELETED note
704 when all outputs are unused.
705 (sse4_2_pcmpistr): Ditto.
707 2011-08-26 Jakub Jelinek <jakub@redhat.com>
710 * c-typeck.c (c_process_expr_stmt): Skip over nops and
711 call mark_exp_read even if exprv is ADDR_EXPR.
713 2011-08-20 Jakub Jelinek <jakub@redhat.com>
715 PR tree-optimization/48739
716 * tree-ssa.c: Include cfgloop.h.
717 (execute_update_addresses_taken): When updating ssa, if in
718 loop closed SSA form, call rewrite_into_loop_closed_ssa instead of
720 * Makefile.in (tree-ssa.o): Depend on $(CFGLOOP_H).
722 2011-08-18 Jakub Jelinek <jakub@redhat.com>
725 * config/i386/i386.c (assign_386_stack_local): Call validize_mem
726 on the result before returning it.
728 2011-08-16 Liang Wang <lwang1@marvell.com>
730 * ggc.h (ggc_alloc_rtvec_sized): Change arguments of
731 ggc_alloc_zone_vec_rtvec_def.
733 2011-08-12 Nick Clifton <nickc@redhat.com>
735 * builtins.c (expand_builtin_memcmp): Do not use cmpstrnsi
737 * doc/md.texi (cmpstrn): Note that the comparison stops if both
738 fetched bytes are zero.
740 (cmpmem): Note that the comparison does not stop if both of the
741 fetched bytes are zero.
743 2011-08-11 Kazuhiro Inaoka <kazuhiro.inaoka.ud@renesas.com>
745 * config/rx/rx.md (movsicc): Allow register to register
747 (*movsicc): Likewise.
748 (*stcc): Restrict this pattern to EQ and NE compares.
749 (*stcc_reg): New pattern. Works for any comparison but only for
752 2011-08-10 DJ Delorie <dj@redhat.com>
754 * expr.c (expand_expr_addr_expr_1): Detect a user request for
755 a local frame in a naked function, and produce a suitable
756 error for that specific case.
758 2011-08-09 Martin Jambor <mjambor@suse.cz>
761 * tree-sra.c (access_precludes_ipa_sra_p): Also check access
764 2011-08-09 Nick Clifton <nickc@redhat.com>
766 * config/rx/rx.md: Disable extender peepholes at -O3.
768 2011-08-06 Uros Bizjak <ubizjak@gmail.com>
771 * config/alpha/alpha.c (alpha_instantiate_decls): New function.
772 (TARGET_INSTANTIATE_DECLS): New define.
774 2011-08-05 H.J. Lu <hongjiu.lu@intel.com>
776 Backport from mainline
777 2011-08-05 H.J. Lu <hongjiu.lu@intel.com>
779 * config/i386/i386.c (processor_alias_table): Add core-avx-i.
781 * doc/invoke.texi: Document core-avx-i.
783 2011-08-03 Jakub Jelinek <jakub@redhat.com>
785 PR tree-optimization/49948
786 * gimple.c (walk_stmt_load_store_addr_ops): Walk CONSTRUCTOR elements.
788 2011-08-02 Uros Bizjak <ubizjak@gmail.com>
790 * doc/md.texi (stack_protect_set): The pattern moves ptr_mode value.
791 (stack_protect_test): The pattern compares ptr_mode value.
793 2011-07-31 Uros Bizjak <ubizjak@gmail.com>
796 * config/i386/i386.md (strset): Do not expand strset_singleop
797 when %eax or $edi are fixed.
798 (*strsetdi_rex_1): Disable when %eax or %edi are fixed.
799 (*strsetsi_1): Ditto.
800 (*strsethi_1): Ditto.
801 (*strsetqi_1): Ditto.
802 (*rep_stosdi_rex64): Disable when %eax, %ecx or %edi are fixed.
803 (*rep_stossi): Ditto.
804 (*rep_stosqi): Ditto.
805 (*strlenqi_1): Ditto.
806 (cmpstrnsi): Also fail when %ecx is fixed.
807 (*cmpstrnqi_nz_1): Disable when %ecx, %esi or %edi are fixed.
808 (*cmpstrnqi_1): Ditto.
809 (*strmovdi_rex_1): Disable when %esi or %edi are fixed.
810 (*strmovsi_1): Ditto.
811 (*strmovhi_1): Ditto.
812 (*strmovqi_1): Ditto.
813 (*rep_movdi_rex64): Disable when %ecx, %esi or %edi are fixed.
817 2011-07-31 Mikael Pettersson <mikpe@it.uu.se>
820 * config/m68k/m68k.c (m68k_override_options_after_change): New function.
821 Disable instruction scheduling for non-ColdFire targets.
822 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define.
824 2011-07-29 Jakub Jelinek <jakub@redhat.com>
828 * omp-low.c (use_pointer_for_field): If disallowing copy-in/out
829 in nested parallel and outer is a gimple_reg, mark it as addressable
830 and set its bit in task_shared_vars bitmap too.
832 2011-07-29 Wei Guozhi <carrot@google.com>
834 Backport from mainline
835 2011-07-29 Wei Guozhi <carrot@google.com>
837 PR rtl-optimization/49799
838 * combine.c (make_compound_operation): Check if the bit field is valid
839 before change it to bit field extraction.
841 2011-07-28 Jakub Jelinek <jakub@redhat.com>
844 * dwarf2out.c (size_of_die, value_format, output_die): Use
845 DW_FORM_udata instead of DW_FORM_data[48] for
846 dw_val_class_unsigned_const DW_AT_data_member_location for DWARF 3.
848 2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
850 Backport from mainline
851 2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
854 * config/i386/i386.md (strlen<mode>): Replace SWI48x with P.
856 2011-07-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
858 Backport from mainline:
859 2011-07-26 Martin Jambor <mjambor@suse.cz>
861 * tree-sra.c (tree_non_mode_aligned_mem_p): Strip conversions and
862 return false for invariants.
864 2011-07-27 Jakub Jelinek <jakub@redhat.com>
867 * config/i386/i386.md (*call_pop_1_vzeroupper, *call_pop_1,
868 *sibcall_pop_1_vzeroupper, *sibcall_pop_1, *call_1_vzeroupper,
869 *call_1, *sibcall_1_vzeroupper, *sibcall_1, *call_1_rex64_vzeroupper,
870 *call_1_rex64, *call_1_rex64_ms_sysv_vzeroupper,
871 *call_1_rex64_ms_sysv, *sibcall_1_rex64_vzeroupper,
872 *sibcall_1_rex64, *call_value_pop_1_vzeroupper,
873 *call_value_pop_1, *sibcall_value_pop_1_vzeroupper,
874 *sibcall_value_pop_1, *call_value_1_vzeroupper,
875 *call_value_1, *sibcall_value_1_vzeroupper,
876 *sibcall_value_1, *call_value_1_rex64_vzeroupper,
877 *call_value_1_rex64, *call_value_1_rex64_ms_sysv_vzeroupper,
878 *call_value_1_rex64_ms_sysv, *sibcall_value_1_rex64_vzeroupper,
879 *sibcall_value_1_rex64): Use z constraint instead of s constraint.
881 Backport from mainline
882 2011-05-16 Uros Bizjak <ubizjak@gmail.com>
884 * config/i386/constraints.md (z): New constraint.
886 2011-07-25 Andrew Pinski <apinski@cavium.com>
889 * tree-inline.c (remap_gimple_op_r): Copy TREE_THIS_VOLATILE and
890 TREE_THIS_NOTRAP into the inner most MEM_REF.
891 Always copy TREE_THIS_VOLATILE.
892 * tree-sra.c (ptr_parm_has_direct_uses): Check that the lhs, rhs and
893 arguments are not volatile references.
895 2011-07-25 Georg-Johann Lay <avr@gjlay.de>
898 Backport from mainline r176756
899 2011-07-25 Georg-Johann Lay
900 * config/avr/avr.c (out_shift_with_cnt): Use tmp_reg as
901 shift counter for x << x and x >> x shifts.
903 2011-07-22 Uros Bizjak <ubizjak@gmail.com>
905 * config.gcc (x86_64-*-linux*): Set
906 default_gnu_indirect_function to yes.
908 2011-07-22 Richard Guenther <rguenther@suse.de>
910 PR tree-optimization/45819
911 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
912 preserve volatile and notrap flags.
914 2011-07-21 Uros Bizjak <ubizjak@gmail.com>
916 Backport from mainline
917 2011-07-04 Uros Bizjak <ubizjak@gmail.com>
920 * config/i386/i386.md (SSE2 int->float split): Push operand 1 in
921 general register to memory for !TARGET_INTER_UNIT_MOVES.
923 2011-07-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
925 * config/s390/s390.c (s390_class_max_nregs): Fix return type.
926 * config/s390/s390-protos.h (s390_class_max_nregs): Likewise.
928 2011-07-19 Jakub Jelinek <jakub@redhat.com>
930 PR tree-optimization/49768
931 * tree-ssa-ccp.c (fold_nonarray_ctor_reference): Return NULL
932 if offset is smaller than bitoffset, but offset+size is bigger
935 2011-07-18 Jakub Jelinek <jakub@redhat.com>
938 * tree.c (build_common_builtin_nodes): Register
939 __builtin_return_address, __cyg_profile_func_enter
940 and __cyg_profile_func_exit.
942 2011-07-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
944 * config.gcc: Obsolete i[3456x]86-*-netware*.
946 2011-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
950 2010-12-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
952 * config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean
955 2011-07-17 Eric Botcazou <ebotcazou@adacore.com>
958 * tree.c (walk_tree_1) <DECL_EXPR>: Do not walk a pointed-to type.
960 2011-07-16 Eric Botcazou <ebotcazou@adacore.com>
962 PR tree-optimization/49725
963 Backport from mainline
964 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
966 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
967 a zero minimum index only if it is redundant.
969 2011-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
972 * config/pa/pa.md (casesi): Use gen_int_mode instead of GEN_INT.
974 2011-07-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
976 Backport from mainline:
977 2011-07-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
979 * config/spu/spu.c (TARGET_ASM_FILE_START): Do not define.
980 (asm_file_start): Remove.
981 (spu_machine_dependent_reorg): Call compute_bb_for_insn and
982 free_bb_for_insn around code that modifies insns before
983 restarting df analysis.
985 2011-07-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
987 Backport from mainline:
988 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
991 * config/sol2.h (LIB_SPEC): Simplify.
992 Move LIB_THREAD_LDFLAGS_SPEC ...
993 (LINK_SPEC): ... here.
995 2011-07-14 James Greenhalgh <james.greenhalgh@arm.com>
997 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add __ARM_FEATURE_DSP.
999 2011-07-14 Andrew Pinski <pinskia@gmail.com>
1002 * tree-mudflap.c (mf_xform_derefs_1 <case MEM_REF>):
1003 Use fold_build2_loc instead of build2.
1004 Use the correct type for the new tree.
1006 2011-07-14 Georg-Johann Lay <avr@gjlay.de>
1009 Backport from mainline r176276
1010 2011-07-14 Georg-Johann Lay
1011 * config/avr/avr.md (rotl<mode>3): Generate SCRATCH instead
1013 (*rotw<mode>): Use const_int_operand for operand2.
1014 Use match_scatch for operand3.
1015 (*rotb<mode>): Ditto
1016 * config/avr/avr.c (avr_rotate_bytes): Treat SCRATCH.
1018 2011-07-14 Richard Guenther <rguenther@suse.de>
1020 PR tree-optimization/49651
1021 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1022 handle dereferences with subvariables.
1024 2011-07-11 Martin Jambor <mjambor@suse.cz>
1026 PR tree-optimization/49094
1027 * tree-sra.c (tree_non_mode_aligned_mem_p): New function.
1028 (build_accesses_from_assign): Use it.
1030 2011-07-11 Georg-Johann Lay <avr@gjlay.de>
1033 Backport from mainline r176141
1034 2011-07-11 Georg-Johann Lay
1035 * config/avr/avr.c (notice_update_cc): For ashiftrt:QI, only
1036 offsets 1..5 set cc0 in a usable way.
1038 2011-07-08 Jakub Jelinek <jakub@redhat.com>
1041 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Use
1042 CONST0_RTX (dest_mode) instead of const0_rtx as second operand
1044 * config/rs6000/vector.md (vector_select_<mode>,
1045 vector_select_<mode>_uns): Change second operand of NE to
1046 CONST0_RTX (<MODE>mode) instead of const0_rtx.
1047 * config/rs6000/altivec.md (*altivec_vsel<mode>,
1048 *altivec_vsel<mode>_uns): Expect second operand of NE to be
1049 zero_constant of the corresponding vector mode.
1050 * config/rs6000/vsx.md (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns):
1053 2011-07-08 Georg-Johann Lay <avr@gjlay.de>
1056 Backport from mainline SVN 176053.
1057 2011-07-08 Georg-Johann Lay <avr@gjlay.de>
1058 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
1059 In particular, allow 8-bit values in r28 and r29.
1060 (avr_hard_regno_scratch_ok): Disallow any register that might be
1061 part of the frame pointer.
1062 (avr_hard_regno_rename_ok): Same.
1063 (avr_legitimate_address_p): Don't allow SUBREGs.
1065 2011-07-07 Eric Botcazou <ebotcazou@adacore.com>
1068 * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Add
1069 MASK_V8PLUS, remove commented out flag and reorder.
1071 Backport from mainline
1072 2011-06-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1074 * config/sparc/sol2-64.h (TARGET_DEFAULT): Remove.
1075 (TARGET_64BIT_DEFAULT): Define.
1076 * config.gcc (sparc*-*-solaris2*): Move sparc/sol2-64.h to front
1078 * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Define.
1080 2011-07-07 Jakub Jelinek <jakub@redhat.com>
1083 * c-typeck.c (build_binary_op): For MULT_EXPR and TRUNC_DIV_EXPR with
1084 one non-complex and one complex argument, call c_save_expr on both
1088 * df-problems.c (dead_debug_reset): Remove dead_debug_uses
1089 referencing debug insns that have been reset.
1090 (dead_debug_insert_before): Don't assert reg is non-NULL,
1091 instead return immediately if it is NULL.
1094 * gimplify.c (gimplify_compound_lval): For last 2 ARRAY_*REF
1095 operands and last COMPONENT_REF operand call gimplify_expr on it
1098 2011-07-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1100 Backport from mainline.
1101 2011-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1104 * config/arm/predicates.md (add_operator): New.
1105 * config/arm/arm.md ("*arith_shiftsi"): Fix for SP reg usage
1108 2011-07-05 Jakub Jelinek <jakub@redhat.com>
1110 PR tree-optimization/49618
1111 * tree-eh.c (tree_could_trap_p) <case FUNCTION_DECL, case VAR_DECL>:
1112 For DECL_WEAK decls return true.
1114 2011-07-04 Jakub Jelinek <jakub@redhat.com>
1116 PR rtl-optimization/49619
1117 * combine.c (combine_simplify_rtx): In PLUS -> IOR simplification
1118 pass VOIDmode as op0_mode to recursive call.
1120 PR rtl-optimization/49472
1121 * simplify-rtx.c (simplify_unary_operation_1) <case NEG>: When
1122 negating MULT, negate the second operand instead of first.
1123 (simplify_binary_operation_1) <case MULT>: If one operand is
1124 a NEG and the other is MULT, don't attempt to optimize by
1125 negation of the MULT operand if it only moves the NEG operation
1128 Backported from mainline
1129 2011-06-06 Jakub Jelinek <jakub@redhat.com>
1132 * dwarf2out.c (native_encode_initializer): Decrement count in each
1135 2011-07-04 Georg-Johann Lay <avr@gjlay.de>
1137 Backport from mainline
1138 2011-07-04 Georg-Johann Lay <avr@gjlay.de>
1141 * config/avr/avr.c (avr_insert_attributes): Use TYPE_READONLY
1142 instead of TREE_READONLY.
1144 2011-07-04 Richard Guenther <rguenther@suse.de>
1146 PR tree-optimization/49615
1147 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Fix
1148 basic-block index check.
1150 2011-06-30 Eric Botcazou <ebotcazou@adacore.com>
1152 PR tree-optimization/49572
1153 * tree-ssa-dom.c (initialize_hash_element) <GIMPLE_SINGLE_RHS>: Use the
1154 type of the RHS instead of that of the LHS for the expression type.
1156 2011-06-30 Georg-Johann Lay <avr@gjlay.de>
1158 Backport from mainline
1160 (avr_section_type_flags): For data in ".progmem.data", remove
1161 section flag SECTION_WRITE.
1163 2011-06-30 Georg-Johann Lay <avr@gjlay.de>
1165 Backport from mainline
1167 * config/avr/avr.c (avr_handle_progmem_attribute): Move warning
1168 about uninitialized data attributed 'progmem' from here...
1169 (avr_encode_section_info): ...to this new function.
1170 (TARGET_ENCODE_SECTION_INFO): New define.
1172 2011-06-29 Changpeng Fang <changpeng.fang@amd.com>
1174 Backport from mainline
1175 2011-06-29 Changpeng Fang <changpeng.fang@amd.com>
1177 * config/i386/i386.opt (mprefer-avx128): Redefine the flag as a Mask
1179 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_AVX128_OPTIMAL
1181 (TARGET_AVX128_OPTIMAL): New definition.
1182 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1183 X86_TUNE_AVX128_OPTIMAL entry.
1184 (ix86_option_override_internal): Enable the generation
1185 of the 128-bit instructions when TARGET_AVX128_OPTIMAL is set.
1186 (ix86_preferred_simd_mode): Use TARGET_PREFER_AVX128.
1187 (ix86_autovectorize_vector_sizes): Use TARGET_PREFER_AVX128.
1189 2011-06-29 Harsha Jagasia <harsha.jagasia@amd.com>
1191 Backport from mainline
1192 2011-05-31 Alexandre Oliva <aoliva@redhat.com>
1194 * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
1195 * config/i386/sse.md: Add n to negated FMA pattern names.
1197 2011-06-29 Eric Botcazou <ebotcazou@adacore.com>
1199 PR tree-optimization/49539
1200 * tree-ssa-forwprop.c (can_propagate_from): Check for abnormal SSA
1201 names by means of stmt_references_abnormal_ssa_name.
1202 (associate_plusminus): Call can_propagate_from before propagating
1203 from definition statements.
1205 2011-06-29 Martin Jambor <mjambor@suse.cz>
1207 Backport from mainline
1208 2011-06-24 Martin Jambor <mjambor@suse.cz>
1210 PR tree-optimizations/49516
1211 * tree-sra.c (sra_modify_assign): Choose the safe path for
1212 aggregate copies if we also did scalar replacements.
1214 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1216 Backport from mainline
1217 2011-06-20 Changpeng Fang <changpeng.fang@amd.com>
1220 * config/i386/i386.c (avx256_split_unaligned_load): New definition.
1221 (avx256_split_unaligned_store): New definition.
1222 (ix86_option_override_internal): Enable avx256 unaligned load/store
1223 splitting only when avx256_split_unaligned_load/store is set.
1225 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1227 Backport from mainline
1228 2011-03-28 H.J. Lu <hongjiu.lu@intel.com>
1230 * config/i386/i386.c (flag_opts): Fix a typo in
1231 -mavx256-split-unaligned-store.
1233 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1235 Backport from mainline
1236 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
1238 * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
1239 unaligned 256bit load/store.
1240 (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
1241 (*avx_movdqu<avxmodesuffix>): Likewise.
1243 2011-06-28 Changpeng Fang <changpeng.fang@amd.com>
1245 Backport from mainline
1246 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
1248 * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
1249 and -mavx256-split-unaligned-store.
1250 (ix86_option_override_internal): Split 32-byte AVX unaligned
1251 load/store by default.
1252 (ix86_avx256_split_vector_move_misalign): New.
1253 (ix86_expand_vector_move_misalign): Use it.
1255 * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
1256 -mavx256-split-unaligned-store.
1258 * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
1259 256bit load/store. Generate unaligned store on misaligned memory
1261 (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
1263 (*avx_movdqu<avxmodesuffix>): Likewise.
1265 * doc/invoke.texi: Document -mavx256-split-unaligned-load and
1266 -mavx256-split-unaligned-store.
1268 2011-06-28 Eric Botcazou <ebotcazou@adacore.com>
1270 * tree-ssa-dom.c (initialize_hash_element): Fix oversight.
1272 2011-06-28 Andrey Belevantsev <abel@ispras.ru>
1274 Backport from mainline
1275 2011-05-25 Andrey Belevantsev <abel@ispras.ru>
1277 PR rtl-optimization/49014
1278 * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
1280 2011-06-28 Alexander Monakov <amonakov@ispras.ru>
1282 Backport from mainline
1283 2011-04-08 Alexander Monakov <amonakov@ispras.ru>
1286 * cfgloop.h (loop_has_exit_edges): New helper.
1287 * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
1289 * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
1290 that have no exit edges.
1292 2011-06-28 Iain Sandoe <iains@gcc.gnu.org>
1295 * config/darwin.c (darwin_mergeable_string_section): Place string
1296 constants in '.cstring' rather than '.const' when CF/NSStrings are
1299 2011-06-27 Eric Botcazou <ebotcazou@adacore.com>
1301 * reorg.c (fill_simple_delay_slots): Use stop_search_p to stop the
1302 forward scan as well.
1304 2011-06-27 Jakub Jelinek <jakub@redhat.com>
1306 * BASE-VER: Set to 4.6.2.
1307 * DEV-PHASE: Set to prerelease.
1309 2011-06-27 Release Manager
1311 * GCC 4.6.1 released.
1313 2011-06-21 Alan Modra <amodra@gmail.com>
1315 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New func.
1316 (TARGET_CANNOT_FORCE_CONST_MEM): Update definition.
1318 2011-06-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1320 Backport from mainline.
1321 2011-06-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1324 * config/arm/neon.md (vec_pack_trunc): Set the lengths
1325 correctly for the case with Quad vectors.
1327 2011-06-20 Alan Modra <amodra@gmail.com>
1329 * config/rs6000/rs6000.c (create_TOC_reference): Wrap high part
1330 of toc-relative address in CONST.
1331 (rs6000_delegitimize_address): Recognize changed address.
1332 (rs6000_legitimize_reload_address): Likewise.
1333 (rs6000_emit_move): Don't force these constants to memory.
1334 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of
1335 toc-relative address in CONST.
1336 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
1337 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
1339 2011-06-18 Jakub Jelinek <jakub@redhat.com>
1342 * config/i386/i386.c (ix86_expand_multi_arg_builtins): If
1343 last_arg_constant and last argument doesn't match its predicate,
1344 for xop_vpermil2<mode>3 error out and for xop_rotl<mode>3
1345 if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
1346 (ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix
1347 spelling of error message.
1348 * config/i386/sse.md (sse4a_extrqi, sse4a_insertqi,
1349 vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use
1350 const_0_to_255_operand instead of const_int_operand.
1352 2011-06-17 Richard Henderson <rth@redhat.com>
1354 Backport from mainline
1355 2011-03-22 Richard Henderson <rth@redhat.com>
1357 * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
1359 2011-06-17 Richard Guenther <rguenther@suse.de>
1361 Backport from mainline
1362 2011-05-23 Richard Guenther <rguenther@suse.de>
1364 PR tree-optimization/49115
1365 * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
1366 is not necessarily carried out, do not claim it kills the ref.
1367 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
1369 2011-06-17 Hans-Peter Nilsson <hp@axis.com>
1371 Backport from mainline
1372 2011-06-17 Hans-Peter Nilsson <hp@axis.com>
1374 PR rtl-optimization/48542
1375 * reload.c (find_equiv_reg): Stop looking when finding a
1377 * reload1.c (reload_as_needed): Invalidate all reload
1378 registers when crossing a setjmp-type call.
1380 2011-06-16 Kaz Kojima <kkojima@gcc.gnu.org>
1382 Backport form main line
1383 2011-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
1386 * config/sh/sh.md (UNSPEC_CHKADD): New.
1387 (chk_guard_add): New define_insn_and_split.
1388 (symGOT_load): Use chk_guard_add instead of blockage.
1390 2011-06-16 Martin Jambor <mjambor@suse.cz>
1392 Backported from mainline
1393 2011-06-15 Martin Jambor <mjambor@suse.cz>
1395 PR tree-optimization/48613
1396 * ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
1397 ipa_node_params_vector is NULL.
1399 2011-06-16 Jakub Jelinek <jakub@redhat.com>
1401 PR tree-optimization/49419
1402 * tree-vrp.c (execute_vrp): Call init_range_assertions
1403 before estimate_numbers_of_iterations, call
1404 free_number_of_iterations_estimates before calling
1405 remove_range_assertions.
1407 Backported from mainline
1408 2011-06-13 Edmar Wienskoski <edmar@freescale.com>
1411 * config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern
1412 with a set of similar patterns, where the MATCH_OPERAND for the
1413 function argument is replaced with individual references to hardware
1415 (save_fpregs_<mode>): Ditto
1416 (restore_gpregs_<mode>): Ditto
1417 (return_and_restore_gpregs_<mode>): Ditto
1418 (return_and_restore_fpregs_<mode>): Ditto
1419 (return_and_restore_fpregs_aix_<mode>): Ditto
1421 2011-06-14 Richard Henderson <rth@redhat.com>
1424 * dwarf2out.c (frame_pointer_fb_offset_valid): New.
1425 (based_loc_descr): Assert it's true.
1426 (compute_frame_pointer_to_fb_displacement): Set it,
1427 rather than aborting immediately.
1429 2011-06-14 Richard Henderson <rth@redhat.com>
1431 Backport from mainline
1432 2011-03-22 Richard Henderson <rth@redhat.com>
1434 * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
1435 (avr_incoming_return_addr_rtx): New.
1436 (emit_push_byte): New.
1437 (expand_prologue): Use it. Remove incorrect dwarf annotation for
1438 SREG, RAMPZ, zero register. Push frame pointer by bytes. Add dwarf
1439 annotation for __prologue_saves__. Fixup dwarf annotation for CFA.
1440 (emit_pop_byte): New.
1441 (expand_epilogue): Use it. Pop frame pointer by bytes.
1442 * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
1443 (INCOMING_RETURN_ADDR_RTX): New.
1444 (INCOMING_FRAME_SP_OFFSET): New.
1445 (ARG_POINTER_CFA_OFFSET): New.
1446 * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
1447 (*pushhi, *pushsi, *pushsf, popqi): Likewise.
1450 2011-06-14 Jakub Jelinek <jakub@redhat.com>
1453 * tree.h (DECL_NONSHAREABLE): Define.
1454 (struct tree_decl_common): Change decl_common_unused to
1455 decl_nonshareable_flag.
1456 * cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
1457 Ignore vars with DECL_NONSHAREABLE bit set.
1458 * tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
1459 on stores to automatic aggregate vars.
1461 PR rtl-optimization/49390
1463 2010-06-29 Bernd Schmidt <bernds@codesourcery.com>
1465 * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
1468 2011-06-11 Uros Bizjak <ubizjak@gmail.com>
1470 * config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
1471 (*vec_dupv2df): Rename from vec_dupv2df.
1472 (vec_dupv2df): New expander.
1474 2011-06-09 Eric Botcazou <ebotcazou@adacore.com>
1476 * config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
1478 2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
1480 Backport from mainline
1481 2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
1483 * config/i386/driver-i386.c (host_detect_local_cpu): Support
1484 unknown Intel family 0x6 CPUs.
1486 2011-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1488 Backport from mainline
1489 2011-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1492 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
1493 needed when original operands are used for msw_skip comparison.
1495 2011-06-07 Jakub Jelinek <jakub@redhat.com>
1497 PR gcov-profile/49299
1498 * value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
1500 2011-06-06 Pat Haugen <pthaugen@us.ibm.com>
1502 Backport from mainline
1503 2011-05-31 Pat Haugen <pthaugen@us.ibm.com>
1505 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
1508 2011-06-06 Jakub Jelinek <jakub@redhat.com>
1511 * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
1512 if stmt folded into nothing.
1513 * tree-inline.c (fold_marked_statements): If a builtin at the
1514 end of a bb folded into nothing, just update cgraph edges
1515 and move to next bb.
1516 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
1517 to be NULL. Don't compute count and frequency if new_call is NULL.
1519 2011-06-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1521 * longlong.h (smul_ppmm): The resulting register pair contains the
1522 higher order word first.
1524 2011-06-06 Mikael Pettersson <mikpe@it.uu.se>
1526 PR tree-optimization/49243
1527 * calls.c (setjmp_call_p): Also check if fndecl has the
1528 returns_twice attribute.
1530 2011-06-06 Richard Guenther <rguenther@suse.de>
1532 PR tree-optimization/48702
1533 * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
1534 only when we know the base address is within bounds.
1535 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
1536 assume the base address of TARGET_MEM_REFs is in bounds.
1537 (indirect_refs_may_alias_p): Fix TARGET_MEM_REF without index tests.
1539 Backport from mainline
1540 2011-05-31 Jakub Jelinek <jakub@redhat.com>
1542 PR rtl-optimization/49235
1543 * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
1544 (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
1546 2011-06-05 Eric Botcazou <ebotcazou@adacore.com>
1548 * config/sparc/sparc.c (output_return): Fix thinko in the output of an
1549 EH return when delayed branches are disabled.
1551 2011-06-05 Kaz Kojima <kkojima@gcc.gnu.org>
1553 Backport from mainline
1554 2011-05-30 Kaz Kojima <kkojima@gcc.gnu.org>
1557 * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
1558 part of the second operand is 0.
1560 2011-06-04 Alexandre Oliva <aoliva@redhat.com>
1563 * target.def (delay_sched2, delay_vartrack): New.
1564 * doc/tm.texi.in: Update.
1565 * doc/tm.texi: Rebuild.
1566 * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
1567 * var-tracking.c (gate_handle_var_tracking): Likewise.
1568 * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
1569 (bfin_flag_var_tracking): Drop.
1570 (output_file_start): Don't save and override flag_var_tracking.
1571 (bfin_option_override): Ditto flag_schedule_insns_after_reload.
1572 (bfin_reorg): Test original variables.
1573 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1574 * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
1575 (ia64_flag_var_tracking): Drop.
1576 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1577 (ia64_file_start): Don't save and override flag_var_tracking.
1578 (ia64_override_options_after_change): Ditto
1579 flag_schedule_insns_after_reload.
1580 (ia64_reorg): Test original variables.
1581 * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
1582 (picochip_flag_var_tracking): Drop.
1583 (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1584 (picochip_option_override): Don't save and override
1585 flag_schedule_insns_after_reload.
1586 (picochip_asm_file_start): Ditto flag_var_tracking.
1587 (picochip_reorg): Test original variables.
1588 * config/spu/spu.c (spu_flag_var_tracking): Drop.
1589 (TARGET_DELAY_VARTRACK): Define.
1590 (spu_var_tracking): New.
1591 (spu_machine_dependent_reorg): Call it.
1592 (asm_file_start): Don't save and override flag_var_tracking.
1594 2011-06-04 Ira Rosen <ira.rosen@linaro.org>
1596 PR tree-optimization/49038
1597 * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
1598 Ensure at least one epilogue iteration if required by data
1600 * tree-vectorizer.h (struct _loop_vec_info): Add new field
1601 to mark loops that require peeling for gaps.
1602 * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
1603 (vect_get_known_peeling_cost): Take peeling for gaps into
1605 (vect_transform_loop): Generate epilogue if required by data
1607 * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
1608 loop as requiring an epilogue if there are gaps in the end of
1611 2011-06-02 Ira Rosen <ira.rosen@linaro.org>
1613 PR tree-optimization/49093
1614 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
1617 2011-05-19 Quentin Neill <quentin.neill@amd.com>
1619 * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
1620 (fma4_fmaddsub): Likewise
1622 2011-05-31 Richard Guenther <rguenther@suse.de>
1624 Backport from mainline
1625 2011-05-19 Richard Guenther <rguenther@suse.de>
1628 * tree-object-size.c (addr_object_size): If the pointed-to
1629 variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
1631 2011-05-31 Richard Guenther <rguenther@suse.de>
1633 Backport from mainline
1634 2011-05-11 Richard Guenther <rguenther@suse.de>
1637 * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
1639 2011-05-30 Richard Guenther <rguenther@suse.de>
1641 PR tree-optimization/49218
1642 * tree-vrp.c (adjust_range_with_scev): Properly check whether
1645 2011-05-30 Georg-Johann Lay <avr@gjlay.de>
1648 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors):
1649 Don't use r20 around calls of __tablejump_elpm__
1651 2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
1654 * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
1657 2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
1660 * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
1661 recurse_p argument. Only follow register copies if it is set,
1662 and prevent mips_find_pic_call_symbol from recursing.
1663 (mips_find_pic_call_symbol): Add a recurse_p argument.
1664 Pass it to mips_pic_call_symbol_from_set.
1665 (mips_annotate_pic_calls): Update accordingly.
1667 2011-05-29 Richard Guenther <rguenther@suse.de>
1669 PR tree-optimization/49217
1670 * ipa-pure-const.c (propagate_pure_const): Fix typos.
1672 2011-05-26 Pat Haugen <pthaugen@us.ibm.com>
1674 * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
1675 moves expensive on Power7 also.
1677 2011-05-26 Georg-Johann Lay <avr@gjlay.de>
1680 * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
1681 alone. Error if non-const data has attribute progmem.
1683 2011-05-26 Jakub Jelinek <jakub@redhat.com>
1686 * gimplify.c (shortcut_cond_r): Don't special case
1687 COND_EXPRs if they have void type on one of their arms.
1689 PR tree-optimization/49161
1690 * tree-vrp.c (struct case_info): New type.
1691 (compare_case_labels): Sort case_info structs instead of
1692 trees, and not primarily by CASE_LABEL uids but by
1693 label_for_block indexes.
1694 (find_switch_asserts): Put case labels into struct case_info
1695 array instead of TREE_VEC, adjust sorting, compare label_for_block
1696 values instead of CASE_LABELs.
1698 2011-05-25 Jakub Jelinek <jakub@redhat.com>
1701 * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
1703 2011-05-18 Jan Hubicka <jh@suse.cz>
1705 PR tree-optimization/44897
1706 * ipa-inline.c (cgraph_decide_recursive_inlining): Do not divide
1707 by zero for insane profiles.
1709 2011-05-24 Eric Botcazou <ebotcazou@adacore.com>
1711 * config/sparc/sparc.c (sparc_option_override): If not set by the user,
1712 force flag_ira_share_save_slots to 0.
1714 2011-05-24 Uros Bizjak <ubizjak@gmail.com>
1717 * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
1719 2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
1721 Backport from mainline
1722 2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
1725 * config/i386/driver-i386.c (host_detect_local_cpu): Always
1726 add -mno-XXX. Handle FMA.
1728 2011-05-23 Jakub Jelinek <jakub@redhat.com>
1731 * fold-const.c (constant_boolean_node): If type is non-NULL,
1732 use build_int_cst_type instead of build_int_cst.
1735 * dbxout.c: Include cgraph.h.
1736 (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
1737 and without value expr, return NULL if no varpool node exists for
1738 it or if it is not needed.
1739 * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
1742 * c-decl.c (start_decl): Convert expr to void_type_node.
1745 * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
1746 failed and the comparison has a single bit signed type, use
1747 constm1_rtx instead of const1_rtx for true value.
1748 (do_store_flag): If ops->type is single bit signed type, disable
1749 signel bit test optimization and pass -1 instead of 1 as last
1750 parameter to emit_store_flag_force.
1752 2011-05-22 Eric Botcazou <ebotcazou@adacore.com>
1754 * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
1755 (sparc-*-rtems*): Likewise.
1756 (sparc64-*-elf*): Likewise.
1757 (sparc64-*-rtems*): Likewise.
1758 (sparc*-*-solaris2*): Likewise. Remove crti.o crtn.o extra parts.
1759 * config/sparc/t-crtin: New file.
1760 * config/sparc/t-sol2 (crti.o): Delete rule.
1762 * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
1763 * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
1764 * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
1765 (ENDFILE_SPEC): Add crtn.o.
1767 2011-05-22 Uros Bizjak <ubizjak@gmail.com>
1770 * config/i386/cpuid.h (bit_MMXEXT): New define.
1772 2011-05-22 Jakub Jelinek <jakub@redhat.com>
1775 * expmed.c (extract_fixed_bit_field): Test whether target can be used
1776 only after deciding which mode to use.
1778 2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
1780 * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
1783 2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
1785 * config/sparc/sparc.c (eligible_for_return_delay): Do not return
1786 false if there are call-saved registers here...
1787 (sparc_can_use_return_insn_p): ...but here instead.
1788 (save_or_restore_regs): Fix thinko.
1789 (sparc_expand_prologue): Use current_function_is_leaf.
1790 (sparc_frame_pointer_required): Likewise.
1792 2011-05-20 Jakub Jelinek <jakub@redhat.com>
1795 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
1796 for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
1798 2011-05-20 Richard Guenther <rguenther@suse.de>
1800 PR tree-optimization/49079
1801 * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
1802 MEM_REFs correctly for the trailing array access detection.
1803 Special case constants the same way as decls for overall size
1806 2011-05-20 Jakub Jelinek <jakub@redhat.com>
1808 PR tree-optimization/49073
1809 * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return
1810 NULL if PHI argument is SSA_NAME, whose def_stmt is dominated
1812 * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
1814 2011-05-19 Uros Bizjak <ubizjak@gmail.com>
1816 * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
1817 when TARGET_RDRND is active.
1818 (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
1819 Generate dummy SImode target register when target is NULL.
1821 2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
1823 Backport from mainline
1824 2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
1827 * config/i386/sse.md (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>):
1828 Properly handle load cast.
1830 2011-05-18 Jakub Jelinek <jakub@redhat.com>
1832 PR tree-optimization/49039
1833 * tree-vrp.c (extract_range_from_binary_expr): For
1834 MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
1835 return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
1837 2011-05-18 Richard Guenther <rguenther@suse.de>
1839 PR tree-optimization/49018
1840 * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
1841 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
1842 gimple_has_side_effects.
1844 2011-05-18 Richard Guenther <rguenther@suse.de>
1846 Backport from mainline
1847 2011-04-19 Richard Guenther <rguenther@suse.de>
1850 * tree.c (free_lang_data): Do not reset the decl-assembler-name
1853 2011-04-21 Richard Guenther <rguenther@suse.de>
1856 * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of
1859 2011-05-18 Richard Guenther <rguenther@suse.de>
1861 Backport from mainline
1862 2011-05-12 Richard Guenther <rguenther@suse.de>
1864 PR tree-optimization/48172
1865 * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
1866 the number of iterations from the segment size calculation.
1867 (vect_create_cond_for_alias_checks): Adjust.
1869 2011-05-13 Richard Guenther <rguenther@suse.de>
1871 PR tree-optimization/48172
1872 * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
1873 multiplying by number of iterations for equal step.
1874 (vect_create_cond_for_alias_checks): Likewise.
1876 2011-05-18 Jakub Jelinek <jakub@redhat.com>
1878 PR tree-optimization/49000
1879 * tree-ssa.c (execute_update_addresses_taken): Call
1880 maybe_rewrite_mem_ref_base on debug stmt value. If it couldn't
1881 be rewritten and decl has been marked for renaming, reset
1884 2011-05-17 Nick Clifton <nickc@redhat.com>
1886 Import these patches from the mainline:
1888 2011-05-17 Nick Clifton <nickc@redhat.com>
1890 * config/rx/rx.c (rx_memory_move_cost): Include cost of register moves.
1892 * config/rx/rx.md: Add peephole to remove redundant extensions
1894 (bitset_in_memory): Use rx_restricted_mem_operand.
1895 (bitinvert_in_memory): Likewise.
1896 (bitclr_in_memory): Likewise.
1898 2011-05-17 Kazuhio Inaoka <kazuhiro.inaoka.ud@renesas.com>
1899 Nick Clifton <nickc@redhat.com>
1901 * config/rx/rx.md: Add peepholes to match a register move followed
1902 by a comparison of the moved register. Replace these with an
1903 addition of zero that does both actions in one instruction.
1905 2011-05-17 Jakub Jelinek <jakub@redhat.com>
1908 * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
1909 predicate to allow CONST_INT.
1911 2011-05-16 Joseph Myers <joseph@codesourcery.com>
1913 PR preprocessor/48677
1914 * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
1915 from decoded_options[0], not from itself.
1917 2011-05-16 Uros Bizjak <ubizjak@gmail.com>
1919 * config/i386/i386.md (*movxf_internal): Disable CONST_DOUBLE
1920 optimization for CM_MEDIUM and CM_LARGE code models. Fix usage
1921 of standard_80387_constant_p.
1922 (*movxf_internal_nointeger): Ditto.
1923 (*movdf_internal): Remove dead code-size optimization.
1924 (*movdf_internal_rex64): Fix usage of standard_80387_constant_p.
1925 (*movdf_internal_nointeger): Ditto.
1926 (*movsf_internal): Ditto.
1927 (floating point move splitters): Ditto.
1928 * config/i386/constraints.md (G): Ditto.
1929 * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
1931 2011-05-12 Jakub Jelinek <jakub@redhat.com>
1933 PR tree-optimization/48975
1934 * tree-if-conv.c (combine_blocks): Call free_bb_predicate
1935 on all bbs here and free and clear ifc_bbs at the end.
1937 2011-05-12 Richard Guenther <rguenther@suse.de>
1939 Backport from mainline
1940 2011-05-02 Richard Guenther <rguenther@suse.de>
1942 PR tree-optimization/48822
1943 * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
1944 (process_scc): Indicate which iteration we start.
1946 2011-05-12 Jakub Jelinek <jakub@redhat.com>
1949 * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
1950 if validate_subreg fails.
1952 2011-05-12 Nick Clifton <nickc@redhat.com>
1954 * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
1955 * config/rx/rx.c (rx_is_legitimate_constant): Use gcc_unreachable
1957 (rx_align_for_label): Test label before extracting its number of
1959 (rx_max_skip_for_label): Ignore debug insns.
1961 2011-05-11 Jakub Jelinek <jakub@redhat.com>
1964 * tree-ssa.c (reset_debug_uses): New function.
1965 * tree-flow.h (reset_debug_uses): New prototype.
1966 * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
1967 * tree-loop-distribution.c (generate_loops_for_partition): Call
1968 reset_debug_uses on the stmts that will be removed. Keep around
1969 all debug stmts, don't count them as bits in partition bitmap.
1970 (generate_builtin): Don't count debug stmts or labels as bits in
1973 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1975 Backport from mainline
1976 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1978 PR target/48857, 48495
1979 * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
1981 (VSX_MOVE_MODE): Ditto.
1982 (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
1983 VSX vector types. Add V2DImode.
1984 (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
1985 ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
1986 (MODES_TIEABLE_P): Ditto.
1988 * config/rs6000/rs6000.c (rs6000_emit_move): Use
1989 ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
1991 (init_cumulative_args): Ditto.
1992 (rs6000_function_arg_boundary): Ditto.
1993 (rs6000_function_arg_advance_1): Ditto.
1994 (rs6000_function_arg): Ditto.
1995 (rs6000_function_ok_for_sibcall): Ditto.
1996 (emit_frame_save): Ditto.
1997 (rs6000_function_value): Ditto.
1998 (rs6000_libcall_value): Ditto.
2000 2011-05-10 Nick Clifton <nickc@redhat.com>
2002 * config/rx/rx.c (rx_memory_move_cost): Reduce the cost for
2005 2011-05-10 DJ Delorie <dj@redhat.com>
2007 * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
2008 (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
2009 * config/rx/rx.c (rx_align_for_label): Add label and
2010 uses_threshold parameters. Do not align when the label is not
2012 * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
2014 2011-05-10 Jakub Jelinek <jakub@redhat.com>
2016 Backported from mainline
2017 2011-05-07 Zdenek Dvorak <ook@ucw.cz>
2019 PR tree-optimization/48837
2020 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
2021 when accumulator transformation is performed.
2023 2011-05-10 Jakub Jelinek <jakub@redhat.com>
2025 PR tree-optimization/48611
2026 PR tree-optimization/48794
2027 * tree-eh.c (remove_unreachable_handlers): Don't remove regions
2028 referenced from RESX or EH_DISPATCH arguments.
2030 2011-05-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2032 * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
2033 temporary register to match Pmode.
2035 2011-05-09 Eric Botcazou <ebotcazou@adacore.com>
2037 * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
2038 (dataflow_set_preserve_mem_locs): Likewise.
2040 2011-05-06 Uros Bizjak <ubizjak@gmail.com>
2042 * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
2043 constraint modifier to "r".
2045 2011-05-06 Alan Modra <amodra@gmail.com>
2048 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
2049 const0_rtx as the arg to the dummy __tls_get_addr libcall.
2051 2011-05-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2053 * config/s390/s390.c (s390_asm_trampoline_template): Comment
2055 (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
2057 2011-05-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2060 * config/arm/neon.md (neon_vtrn<mode>): Fix typo from earlier commit.
2062 2011-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2064 * config/rs6000/rs6000.c (rs6000_handle_option): Add missing break
2067 2011-05-05 Jason Merrill <jason@redhat.com>
2070 * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
2072 2011-05-05 Julian Brown <julian@codesourcery.com>
2074 * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
2075 parenthesis in D-register case.
2077 2011-05-05 Ira Rosen <ira.rosen@linaro.org>
2079 Backport from mainline:
2080 2011-04-18 Ulrich Weigand <ulrich.weigand@linaro.org>
2081 Ira Rosen <ira.rosen@linaro.org>
2084 * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
2085 to match neon_vzip/vuzp/vtrn_internal.
2086 * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
2087 outputs explicitly dependent on both inputs.
2088 (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
2090 2011-05-04 Uros Bizjak <ubizjak@gmail.com>
2092 * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
2093 Use %v prefix in insn mnemonic to handle TARGET_AVX.
2094 (*movdi_internal): Use "maybe_vex" instead of "vex" in "prefix"
2095 attribute calculation.
2096 (*movdf_internal): Output AVX mnemonics. Add "prefix" attribute.
2097 * config/i386/sse.md (*sse2_storeq_rex64): Do not emit %v prefix
2098 for mov{q} mnemonic.
2099 (*vec_extractv2di_1_rex64_avx): Ditto.
2101 2011-05-03 Uros Bizjak <ubizjak@gmail.com>
2102 Jakub Jelinek <jakub@redhat.com>
2105 * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
2106 only succeed if req_mode is the same as set_mode.
2108 2011-05-03 Richard Guenther <rguenther@suse.de>
2111 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2112 Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
2113 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2115 2011-05-03 Eric Botcazou <ebotcazou@adacore.com>
2118 * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
2119 for -fstack-check if the size to allocate is negative.
2121 2011-04-30 Jakub Jelinek <jakub@redhat.com>
2123 PR tree-optimization/48809
2124 * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
2126 (gen_inbound_check): Don't compute index_expr - range_min in utype
2127 again, instead reuse SSA_NAME initialized in build_arrays.
2128 Remove two useless gsi_for_stmt calls.
2130 2011-04-28 Michael Meissner <meissner@linux.vnet.ibm.com>
2132 Backport from mainline
2133 2011-04-01 Andrew Pinski <pinskia@gmail.com>
2134 Michael Meissner <meissner@linux.vnet.ibm.com>
2137 * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
2138 operands, as per the specifications.
2140 * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
2141 (vec_extract_evenv4sf): Ditto.
2142 (vec_extract_evenv8hi): Ditto.
2143 (vec_extract_evenv16qi): Ditto.
2144 (vec_extract_oddv4si): Ditto.
2146 2011-04-28 Jakub Jelinek <jakub@redhat.com>
2149 * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
2152 2011-04-27 Jakub Jelinek <jakub@redhat.com>
2155 * c-typeck.c (build_binary_op): Don't wrap arguments if
2156 int_operands is true.
2158 2011-04-26 Jakub Jelinek <jakub@redhat.com>
2161 * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
2162 is error_mark_node, set value to NULL.
2164 PR tree-optimization/48734
2165 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
2166 if return value from maybe_fold_*_comparsions isn't something
2167 the code is prepared to handle.
2169 2011-04-26 Richard Guenther <rguenther@suse.de>
2171 PR tree-optimization/48731
2172 * ipa-inline.c (cgraph_flatten): Test if function is inlinable.
2174 2011-04-24 Paolo Carlini <paolo.carlini@oracle.com>
2177 * doc/extend.texi (Type Traits): Document __is_standard_layout,
2178 __is_literal_type, and __is_trivial; update throughout about
2179 possibly cv-qualified void types.
2181 2011-04-23 Jakub Jelinek <jakub@redhat.com>
2184 * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
2185 to VOID_TYPE even around MODIFY_EXPR.
2187 2011-04-22 Jakub Jelinek <jakub@redhat.com>
2189 PR tree-optimization/48717
2190 * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
2191 ~A + A optimizations use build_int_cst_type instead of build_int_cst.
2193 2011-04-22 Jakub Jelinek <jakub@redhat.com>
2196 * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
2197 TREE_STATIC variables declared inside of some OpenMP construct.
2199 2011-04-21 Uros Bizjak <ubizjak@gmail.com>
2202 * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
2203 vec_extract and vec_concat for non-SSE4_1 targets.
2205 2011-04-21 Richard Guenther <rguenther@suse.de>
2208 * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
2209 objects and types here. Adjust for their offset before comparing.
2211 2011-04-21 Eric Botcazou <ebotcazou@adacore.com>
2213 * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
2215 2011-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2218 * config/pa/predicates.md (ior_operand): Delete predicate.
2219 (cint_ior_operand, reg_or_cint_ior_operand): New predicates.
2220 * config/pa/pa.md (iordi3): Use reg_or_cint_ior_operand predicate in
2221 expander. Use cint_ior_operand in unnamed insn.
2223 * config/pa/pa-protos.h (ior_operand): Delete declarations.
2225 2011-04-20 Jakub Jelinek <jakub@redhat.com>
2227 PR tree-optimization/48611
2228 * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
2229 beyond ERT_MUST_NOT_THROW region.
2231 2011-04-20 Eric Botcazou <ebotcazou@adacore.com>
2233 Backport from mainline
2234 2011-04-19 Eric Botcazou <ebotcazou@adacore.com>
2237 * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
2238 the types if they have different enumeration identifiers.
2240 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
2243 * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
2244 DECL_IN_CONSTANT_POOL without RTL.
2246 2011-04-20 Richard Guenther <rguenther@suse.de>
2248 Backport from mainline
2249 2011-04-19 Bernd Schmidt <bernds@codesourcery.com>
2252 * reload1.c (inc_for_reload): Return void. All callers changed.
2253 (emit_input_reload_insns): Don't try to delete previous output
2254 reloads to a register, or record spill_reg_store for autoincs.
2256 2011-04-19 Jakub Jelinek <jakub@redhat.com>
2259 * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
2260 is a SUBREG with non-MODE_INT mode inside of it.
2262 2011-04-18 Jakub Jelinek <jakub@redhat.com>
2265 * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
2266 if TREE_TYPE (v) is non-NULL.
2268 * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
2269 gimple_get_virt_mehtod_for_binfo.
2270 * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
2271 * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
2273 * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
2275 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
2277 * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
2279 2011-04-18 Jakub Jelinek <jakub@redhat.com>
2281 PR tree-optimization/48616
2282 * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
2283 whether the shift is by scalar or vector based on whether all SLP
2284 scalar stmts have the same rhs.
2286 2011-04-17 Dennis, CHENG Renquan <crquan@fedoraproject.org>
2288 * doc/passes.texi: Fill crossref nodes.
2290 2011-04-17 Marius Strobl <marius@FreeBSD.org>
2292 * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
2293 (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
2294 (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
2296 2011-04-17 Eric Botcazou <ebotcazou@adacore.com>
2299 * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
2300 is non-null before accessing it.
2301 (input_cgraph): Remove trailing spaces.
2303 2011-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2305 * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
2306 Replace match_operand with match_dup for the third operand in
2309 2011-04-15 Jakub Jelinek <jakub@redhat.com>
2312 * config/i386/sse.md (avx_insertps, sse4_1_insertps): If operands[2]
2313 is a MEM, offset it as needed based on top 2 bits in operands[3],
2314 change MEM mode to SFmode and mask those 2 bits away from operands[3].
2316 2011-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2318 Backport from mainline:
2319 2011-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2322 * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
2323 move from floating point to shift amount register.
2324 (emit_move_sequence): Remove secondary reload support for floating
2325 point to shift amount amount register copies.
2326 (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
2327 amount register copies.
2328 * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
2329 register, return false if mode isn't a scalar integer mode.
2330 * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
2332 2011-04-13 Jakub Jelinek <jakub@redhat.com>
2335 * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is NULL.
2336 (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
2338 2011-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2340 Backport from mainline:
2341 2011-04-12 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2343 * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
2345 2011-04-12 Martin Jambor <mjambor@suse.cz>
2347 PR tree-optimization/48195
2348 * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
2349 ipa_check_create_edge_args.
2350 (ipcp_generate_summary): Do not call ipa_check_create_node_params and
2351 ipa_check_create_edge_args.
2352 * ipa-inline.c (inline_generate_summary): Do not call
2353 ipa_check_create_node_params and ipa_check_create_edge_args.
2354 * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
2355 ipa_check_create_edge_args.
2357 2011-04-12 Jakub Jelinek <jakub@redhat.com>
2359 PR rtl-optimization/48549
2360 * combine.c (propagate_for_debug): Also stop after BB_END of
2361 this_basic_block. Process LAST and just stop processing after it.
2362 (combine_instructions): If last_combined_insn has been deleted,
2363 set last_combined_insn to its PREV_INSN.
2365 2011-04-12 Nick Clifton <nickc@redhat.com>
2367 * config/v850/v850.c (expand_prologue): Do not use the CALLT
2368 instruction for interrupt handlers if the target is the basic V850
2370 (expand_epilogue): Likewise.
2372 2011-04-12 Jakub Jelinek <jakub@redhat.com>
2375 * c-typeck.c (store_init_value): Set TREE_TYPE (decl) to
2378 2011-04-11 Joseph Myers <joseph@codesourcery.com>
2380 * common.opt (Tbss=, Tdata=, Ttext=): New options.
2382 2011-04-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2384 Backport from mainline:
2385 2011-04-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2387 * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
2389 2011-04-09 Duncan Sands <baldrick@free.fr>
2391 * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
2393 2011-04-08 Steven G. Kargl <kargl@gcc.gnu.org>
2396 * config.gcc: disable unwind table generation for crtbegin/crtend
2399 2011-04-08 Jakub Jelinek <jakub@redhat.com>
2401 PR tree-optimization/48377
2402 * tree-vect-data-refs.c (vector_alignment_reachable_p): Set is_packed
2403 to true even for types with smaller TYPE_ALIGN than TYPE_SIZE.
2405 2011-04-07 Uros Bizjak <ubizjak@gmail.com>
2407 * config/i386/sse.md: Update copyright year.
2408 (avx_cmp<ssescalarmodesuffix><mode>3): Add missing output
2409 register constraint.
2410 (*vec_concatv2sf_avx): Fix wrong register constraint in
2411 alternative 3 of operand 1.
2412 (*vec_set<mode>_0_avx): Avoid combining registers from different
2413 units in a single alternative.
2414 (*vec_set<mode>_0_sse4_1): Ditto.
2415 (*vec_set<mode>_0_sse2): Ditto.
2416 (vec_set<mode>_0): Ditto.
2417 (sse2_storehpd): Ditto.
2418 (sse2_loadhpd): Ditto.
2419 (sse4_1_insertps): Use nonimmediate_operand for operand 2.
2420 * config/i386/predicates.md (sse_comparison_operator): Do not
2421 define as special predicate.
2423 2011-04-07 Jakub Jelinek <jakub@redhat.com>
2426 * combine.c (combine_instructions): Add last_combined_insn,
2427 update it if insn is after it, pass it to all try_combine calls.
2428 (try_combine): Add last_combined_insn parameter, pass it instead of
2429 i3 to propagate_for_debug.
2431 2011-04-07 Andrey Belevantsev <abel@ispras.ru>
2433 Backport from mainline
2434 2011-03-26 Andrey Belevantsev <abel@ispras.ru>
2436 PR rtl-optimization/48144
2437 * sel-sched-ir.c (merge_history_vect): Factor out from ...
2438 (merge_expr_data): ... here.
2439 (av_set_intersect): Rename to av_set_code_motion_filter.
2440 Update all callers. Call merge_history_vect when an
2441 expression is found in both sets.
2442 * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
2444 2011-04-06 Jakub Jelinek <jakub@redhat.com>
2447 * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
2448 as base_reg whatever register reg has been eliminated to, instead
2449 of hardcoding STACK_POINTER_REGNUM.
2451 Backported from mainline
2452 2011-04-01 Jakub Jelinek <jakub@redhat.com>
2455 * expr.c (expand_assignment): Handle all possibilities
2456 if TO_RTX is CONCAT.
2457 * expmed.c (store_bit_field_1): Avoid trying to create
2459 (store_split_bit_field): If SUBREG_REG (op0) or
2460 op0 itself has smaller mode than word, return it
2461 for offset 0 and const0_rtx for out-of-bounds stores.
2462 If word is const0_rtx, skip it.
2464 2011-04-06 Joseph Myers <joseph@codesourcery.com>
2466 * gcov-io.c: Use GCC Runtime Library Exception.
2468 2011-04-05 Eric Botcazou <ebotcazou@adacore.com>
2470 * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
2472 2011-04-01 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2474 * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
2476 2011-04-01 Andrey Belevantsev <abel@ispras.ru>
2478 Backport from mainline
2479 2011-03-22 Andrey Belevantsev <abel@ispras.ru>
2481 PR rtl-optimization/48143
2482 * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
2483 (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
2484 sse2_cvtps2pd): Likewise.
2486 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
2489 * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
2490 frame-related from frame-unrelated adjustments to the stack pointer.
2492 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
2494 Backport from mainline
2495 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
2498 * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
2501 2011-03-29 Jakub Jelinek <jakub@redhat.com>
2504 * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
2505 dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
2506 dw_fde_unlikely_section_end_label, cold_in_std_section,
2507 dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
2508 Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
2510 (output_fde): Use dw_fde_second_{begin,end} if second is
2511 true, otherwise dw_fde_{begin,end}.
2512 (output_call_frame_info): Test dw_fde_second_begin != NULL
2513 instead of dw_fde_switched_sections.
2514 (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
2515 fields, initialize new fields. Initialize in_std_section
2516 unconditionally from the first partition.
2517 (dwarf2out_end_epilogue): Don't override dw_fde_end when
2518 dw_fde_second_begin is non-NULL.
2519 (dwarf2out_switch_text_section): Stop initializing removed
2520 dw_fde_struct fields, initialize new fields, initialize
2521 also dw_fde_end here. Set dw_fde_switch_cfi even when
2522 dwarf2out_do_cfi_asm (). Call var_location_switch_text_section.
2523 (struct var_loc_list_def): Add last_before_switch field.
2524 (arange_table, arange_table_allocated, arange_table_in_use,
2525 ARANGE_TABLE_INCREMENT, add_arange): Removed.
2526 (size_of_aranges): Count !in_std_section and !second_in_std_section
2527 hunks in fdes, instead of looking at arange_table_in_use.
2528 (output_aranges): Add aranges_length argument, don't call
2529 size_of_aranges here. Instead of using aranges_table*
2530 emit ranges for fdes when !in_std_section resp.
2531 !second_in_std_section.
2532 (dw_loc_list): Break ranges crossing section switch.
2533 (convert_cfa_to_fb_loc_list): Likewise. If switched sections,
2534 use dw_fde_second_end instead of dw_fde_end as end of last
2536 (gen_subprogram_die): Don't call add_arange. Use
2537 dw_fde_{begin,end} for first partition and if switched
2538 section dw_fde_second_{begin,end} for the second.
2539 (var_location_switch_text_section_1,
2540 var_location_switch_text_section): New functions.
2541 (dwarf2out_begin_function): Initialize cold_text_section even
2542 when function_section () isn't text_section.
2543 (prune_unused_types): Don't walk arange_table.
2544 (dwarf2out_finish): Don't needlessly test
2545 flag_reorder_blocks_and_partition when testing cold_text_section_used.
2546 If info_section_emitted, call size_of_aranges and if it indicates
2547 non-empty .debug_aranges, call output_aranges with the computed
2548 size. Stop using removed dw_fde_struct fields, use
2549 dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
2552 2011-03-29 Uros Bizjak <ubizjak@gmail.com>
2554 * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
2555 (alpha_option_override): Don't set alpha_sr_alias_set.
2556 (emit_frame_store_1): Use gen_frame_mem rather than calling
2558 (alpha_expand_epilogue): Ditto.
2559 (unicosmk_gen_dsib): Ditto.
2561 2011-03-29 Nick Clifton <nickc@redhat.com>
2563 * config/rx/rx.h (LABEL_ALIGN_AFTER_BARRIER): Define.
2564 (ASM_OUTPUT_MAX_SKIP): Define.
2565 * config/rx/predicates.md (rx_zs_comparison_operator): Do not
2566 allow LT aor GE comparisons.
2567 * config/rx/rx-protos.h (rx_align_for_label): Prototype.
2568 * config/rx/rx.md: Add peepholes and patterns to combine extending
2569 loads with simple arithmetic instructions.
2570 * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI modes
2571 to use pre-decrement and post-increment addressing.
2572 (rx_is_restricted_memory_address): For REG+INT addressing, ensure
2573 that the INT is a valid offset.
2574 (rx_print_operand): Handle %R.
2575 Fix %Q's handling of MEMs.
2576 (rx_option_override): Set alignments.
2577 (rx_align_for_label): New function.
2578 (rx_max_skip_for_label): New function.
2579 (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
2580 (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
2581 (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
2582 (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
2584 2011-03-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2586 * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
2587 for invalid symbolic addresses.
2588 (s390_secondary_reload): Don't use s390_check_symref_alignment for
2591 2011-03-28 Richard Sandiford <richard.sandiford@linaro.org>
2594 * config/arm/predicates.md (neon_lane_number): Accept 0..15.
2596 2011-03-28 Richard Guenther <rguenther@suse.de>
2598 Backport from mainline
2599 2011-03-24 Richard Guenther <rguenther@suse.de>
2602 * tree-object-size.c (addr_object_size): Do not double-account
2603 for MEM_REF offsets.
2605 2011-03-22 Richard Guenther <rguenther@suse.de>
2607 PR tree-optimization/48228
2608 * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
2609 for single-arg PHIs.
2611 2011-03-17 Richard Guenther <rguenther@suse.de>
2614 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
2615 a value make sure to fold the statement.
2617 2011-03-15 Richard Guenther <rguenther@suse.de>
2620 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
2621 or variable-indexed array accesses when in gimple form.
2623 2011-03-27 Jonathan Wakely <jwakely.gcc@gmail.com>
2628 * doc/extend.texi (Alignment): Move section to match order in TOC.
2629 * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
2630 (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
2632 2011-03-26 Uros Bizjak <ubizjak@gmail.com>
2634 Backport from mainline:
2635 2011-03-24 Uros Bizjak <ubizjak@gmail.com>
2638 * config/i386/i386.md (*movdf_internal_rex64): Do not split
2639 alternatives that can be handled with movq or movabsq insn.
2640 (*movdf_internal): Disable for !TARGET_64BIT.
2641 (*movdf_internal_nointeger): Ditto.
2642 * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
2644 2011-03-26 Jakub Jelinek <jakub@redhat.com>
2646 Backport from mainline
2647 2011-03-24 Jakub Jelinek <jakub@redhat.com>
2650 * simplify-rtx.c (simplify_const_unary_operation): Call
2651 real_convert when changing mode class with FLOAT_EXTEND.
2653 2011-03-20 Jakub Jelinek <jakub@redhat.com>
2657 * c-common.c (shorten_compare): If primopN is first sign-extended
2658 to opN and then zero-extended to result type, set primopN to opN.
2660 PR rtl-optimization/48156
2661 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
2662 assume df and df_lr are not NULL.
2664 2011-03-17 Jakub Jelinek <jakub@redhat.com>
2666 PR rtl-optimization/48141
2667 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
2668 * dse.c: Include params.h.
2669 (active_local_stores_len): New variable.
2670 (add_wild_read, dse_step1): Clear it when setting active_local_stores
2672 (record_store, check_mem_read_rtx): Decrease it when removing
2674 (scan_insn): Likewise. Increase it when adding to chain, if it
2675 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
2676 set active_local_stores to NULL before the addition.
2677 * Makefile.in (dse.o): Depend on $(PARAMS_H).
2679 PR rtl-optimization/48141
2680 * dse.c (record_store): If no positions are needed in an insn
2681 that cannot be deleted, at least unchain it from active_local_stores.
2683 2011-03-25 Jakub Jelinek <jakub@redhat.com>
2685 * BASE-VER: Set to 4.6.1.
2686 * DEV-PHASE: Set to prerelease.
2688 2011-03-25 Release Manager
2690 * GCC 4.6.0 released.
2692 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
2694 * config/rs6000/t-freebsd: Remove duplication from file.
2696 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2699 * doc/install.texi (Prerequisites): Move jar etc. up.
2700 Explain support library version requirements.
2702 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2705 * doc/install.texi (Prerequisites): Move Perl to build
2706 requirements. Always necessary on Solaris 2 with Sun ld.
2708 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2710 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
2712 (Specific, i?86-*-solaris2.[89]): Likewise.
2713 (Specific, i?86-*-solaris2.10): Likewise.
2714 (Specific, mips-sgi-irix6): Likewise.
2715 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
2716 Update for binutils 2.21.
2718 2011-03-21 Jakub Jelinek <jakub@redhat.com>
2721 * config/s390/s390.c (s390_delegitimize_address): Don't call
2722 lowpart_subreg if orig_x has BLKmode.
2724 2011-03-20 Joseph Myers <joseph@codesourcery.com>
2726 * c-decl.c (diagnose_mismatched_decls): Give an error for
2727 redefining a typedef with variably modified type.
2729 2011-03-20 Joseph Myers <joseph@codesourcery.com>
2731 * c-decl.c (grokfield): Don't allow typedefs for structures or
2732 unions with no tag by default.
2733 * doc/extend.texi (Unnamed Fields): Update.
2735 2011-03-18 Jakub Jelinek <jakub@redhat.com>
2738 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
2739 arange_table_in_use is 0, but either text_section_used or
2740 cold_text_section_used is true. Don't call it if
2741 !info_section_emitted.
2743 2011-03-18 Richard Guenther <rguenther@suse.de>
2745 * doc/install.texi (--enable-gold): Remove.
2746 (--with-plugin-ld): Document.
2747 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
2749 2011-03-18 H.J. Lu <hongjiu.lu@intel.com>
2751 Backport from mainline
2752 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
2755 * config/i386/i386.opt: Add Save to -mavx and -mfma.
2757 2011-03-18 Richard Henderson <rth@redhat.com>
2758 Jakub Jelinek <jakub@redhat.com>
2761 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
2762 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
2764 2011-03-17 Richard Guenther <rguenther@suse.de>
2767 * tree-object-size.c (compute_object_offset): Properly return
2768 the offset operand of MEM_REFs as sizetype.
2770 2011-03-16 Dodji Seketeli <dodji@redhat.com>
2773 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
2774 (lookup_type_die_strip_naming_typedef): ... here.
2775 (get_context_die): Use it.
2776 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
2777 the anonymous struct named by the naming typedef.
2779 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2782 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
2783 in the output template.
2785 2011-03-15 Alan Modra <amodra@gmail.com>
2788 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
2789 presume symbol_refs without a symbol_ref_decl are suitably
2790 aligned, nor other trees we may see here. Handle anchor symbols.
2791 (legitimate_constant_pool_address_p): Comment. Add mode param.
2792 Check cmodel=medium addresses. Adjust all calls.
2793 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
2794 creating cmodel=medium optimized access to locals.
2795 * config/rs6000/constraints.md (R): Pass QImode to
2796 legitimate_constant_pool_address_p.
2797 * config/rs6000/predicates.md (input_operand): Pass mode to
2798 legitimate_constant_pool_address_p.
2799 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
2802 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2805 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
2806 64-bit constants being loaded into registers other than GPRs such
2807 as loading 0 into a VSX register.
2809 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2811 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
2814 2011-03-14 Jakub Jelinek <jakub@redhat.com>
2816 * doc/invoke.texi, doc/standards.texi: Refer to
2817 gcc-4.6/c99status.html.
2819 * DEV-PHASE: Mark "prerelease".
2821 2011-03-14 Richard Guenther <rguenther@suse.de>
2824 * tree.c (build_vector_from_val): Adjust assert to requirements
2827 2011-03-14 Jakub Jelinek <jakub@redhat.com>
2830 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE
2833 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
2835 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
2836 terms of target_flags_explicit. Adjust copyright year.
2838 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
2839 * config/rs6000/t-freebsd: New file. Add override for
2842 2011-03-13 Chris Demetriou <cgd@google.com>
2844 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
2845 (-fno-diagnostics-show-option): this, to reflect current default.
2846 (-Werror=): Update text about -fno-diagnostics-show-option.
2848 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
2851 * config/rs6000/predicates.md (easy_vector_constant_add_self,
2852 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
2853 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
2854 mode is not V2DImode or V2DFmode.
2855 (vspltis_constant): Do not handle V2DImode and V2DFmode.
2856 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
2857 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
2859 (movdi_internal64): Likewise.
2861 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
2863 PR tree-optimization/47127
2864 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
2866 (set_cloog_options): Same.
2867 (scop_to_clast): Same.
2868 (print_clast_stmt): Do not call cloog_state_malloc and
2870 (print_generated_program): Same.
2872 * graphite-clast-to-gimple.h (cloog_state): Declared.
2873 (scop_to_clast): Adjust declaration.
2874 * graphite.c (cloog_state): Defined here.
2875 (graphite_initialize): Call cloog_state_malloc.
2876 (graphite_finalize): Call cloog_state_free.
2878 2011-03-11 Jason Merrill <jason@redhat.com>
2880 * attribs.c (lookup_attribute_spec): Take const_tree.
2883 2011-03-11 Joseph Myers <joseph@codesourcery.com>
2885 * config/sparc/sparc.c (sparc_option_override): Use
2886 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
2888 2011-03-11 Richard Guenther <rguenther@suse.de>
2890 PR tree-optimization/48067
2891 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
2892 multiplication result will be only used once on the target
2895 2011-03-11 Richard Guenther <rguenther@suse.de>
2897 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
2899 2011-03-11 Richard Guenther <rguenther@suse.de>
2902 * tree.c (find_decls_types_r): Do not walk types only reachable
2903 from IDENTIFIER_NODEs.
2905 2011-03-11 Jakub Jelinek <jakub@redhat.com>
2908 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
2909 all vnode->force_output nodes as needed.
2911 2011-03-11 Jason Merrill <jason@redhat.com>
2914 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
2915 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
2917 2011-03-11 Martin Jambor <mjambor@suse.cz>
2919 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
2922 2011-03-11 Jakub Jelinek <jakub@redhat.com>
2924 PR tree-optimization/48063
2925 * ipa-inline.c (cgraph_decide_inlining): Don't try to
2926 inline functions called once if !tree_can_inline_p (node->callers).
2928 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
2930 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
2932 * config/score/score3.c: Delete.
2933 * config/score/score3.h: Delete.
2934 * config/score/mul-div.S: Delete.
2935 * config/score/sfp-machine.h: Add new file.
2936 * config/score/constraints.md: Add new file.
2937 * config/score/t-score-softfp: Add new file.
2938 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
2939 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
2940 (score7_extra_constraint): Delete.
2941 (score7_option_override): Remove unused code.
2942 * config/score/score.c: Remove score3 and score5 define and code.
2943 * config/score/score.h: Remove score3 and score5 define and code.
2944 * config/score/score.md: Remove score3 template and unusual insn.
2945 * config/score/score.opt: Remove score3 and score5 options.
2947 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2949 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
2950 when _HPUX_SOURCE is defined.
2951 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
2953 2011-03-10 Jason Merrill <jason@redhat.com>
2956 * stor-layout.c (layout_type): Don't set structural equality
2957 on arrays of incomplete type.
2958 * tree.c (type_hash_eq): Handle comparing them properly.
2960 2011-03-10 Jakub Jelinek <jakub@redhat.com>
2963 * config/s390/s390.c (s390_delegitimize_address): Make sure the
2964 result mode matches original rtl mode.
2966 2011-03-10 Nick Clifton <nickc@redhat.com>
2968 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
2969 (andsi3, andsi3_flags): Fix timings for three operand alternative.
2971 2011-03-09 Jakub Jelinek <jakub@redhat.com>
2973 PR rtl-optimization/47866
2974 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
2975 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
2976 if target wasn't scalar.
2977 * function.c (assign_stack_temp_for_type): Assert that neither
2978 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
2979 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
2981 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
2983 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2985 * config/s390/s390-protos.h (s390_label_align): New prototype.
2986 * config/s390/s390.c (s390_label_align): New function.
2987 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
2989 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
2992 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
2993 V2DI/V2DF constants. Only all 0's or all 1's are easy.
2994 (output_vec_const_move): Ditto.
2996 2011-03-08 Anatoly Sokolov <aesok@post.ru>
2998 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
2999 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
3000 * config/mips/mips.c (mips_preferred_reload_class): Make static.
3001 Change 'rclass' argument and result type to reg_class_t.
3002 (TARGET_PREFERRED_RELOAD_CLASS): Define.
3004 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
3006 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3007 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
3008 (TARGET_MEMORY_MOVE_COST): Define.
3009 (avr_register_move_cost, avr_memory_move_cost): New Functions.
3011 2011-03-08 Jakub Jelinek <jakub@redhat.com>
3014 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
3017 PR tree-optimization/48022
3018 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
3021 2011-03-07 Jakub Jelinek <jakub@redhat.com>
3024 * var-tracking.c (find_use_val): Return NULL for
3025 cui->sets && cui->store_p BLKmode MEMs.
3027 2011-03-07 Anatoly Sokolov <aesok@post.ru>
3029 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
3031 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
3032 xstormy16_print_operand_address): Remove.
3033 * config/stormy16/stormy16.c (xstormy16_print_operand,
3034 xstormy16_print_operand_address): Make static.
3035 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
3037 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
3040 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
3041 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
3044 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
3047 * cfgloopmanip.c (fix_bb_placements): Return immediately
3048 if FROM is BASE_LOOP's header.
3050 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
3052 * gimplify.c (gimplify_function_tree): Fix building calls
3053 to __builtin_return_address.
3055 2011-03-07 Alan Modra <amodra@gmail.com>
3057 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
3058 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
3059 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
3060 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
3062 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
3063 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
3064 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
3065 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
3066 * config/rs6000/rs6000.c
3067 (rs6000_elf_end_indicate_exec_stack): Rename to..
3068 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
3069 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
3070 (rs6000_file_start): ..here.
3071 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
3072 file scope variables.
3073 (call_ABI_of_interest): New function.
3074 (init_cumulative_args): Set above vars when function return value
3075 is a float, vector, or small struct.
3076 (rs6000_function_arg_advance_1): Likewise for function args.
3077 (rs6000_va_start): Set rs6000_passes_float if variable arg function
3078 references float args.
3080 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
3082 * doc/cfg.texi: Remove "See" before @ref.
3083 * doc/invoke.texi: Likewise.
3085 2011-03-05 Jason Merrill <jason@redhat.com>
3087 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
3089 2011-03-05 Anthony Green <green@moxielogic.com>
3091 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
3093 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
3095 PR rtl-optimization/47899
3096 * cfgloopmanip.c (fix_bb_placements): Fix first argument
3097 to flow_loop_nested_p when moving the loop upward.
3099 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
3102 * arm.md (movhi_insn_arch4): Accept any immediate constant.
3104 2011-03-05 Jakub Jelinek <jakub@redhat.com>
3106 PR tree-optimization/47967
3107 * ipa-cp.c (build_const_val): Return NULL instead of creating
3108 VIEW_CONVERT_EXPR for mismatching sizes.
3109 (ipcp_create_replace_map): Return NULL if build_const_val failed.
3110 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
3111 give up on versioning.
3113 2011-03-05 Alan Modra <amodra@gmail.com>
3116 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3117 full cmodel medium/large lo_sum + high addresses.
3119 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3121 * config/s390/s390.c (s390_decompose_address): Reject non-literal
3122 pool references in UNSPEC_LTREL_OFFSET.
3124 2011-03-04 Jan Hubicka <jh@suse.cz>
3127 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
3128 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
3129 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk): Add node pointers.
3130 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
3131 cgraph_add_thunk): Add node pointers.
3132 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
3133 associated to right node.
3134 (input_node): Update use of cgraph_same_body_alias
3135 and cgraph_add_thunk.
3137 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
3139 * config/i386/i386.opt (mprefer-avx128): New flag.
3140 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit mode
3141 when the flag -mprefer-avx128 is on.
3143 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
3145 * dwarf2out.c (compare_loc_operands): Fix address handling.
3147 2011-03-04 Alan Modra <amodra@gmail.com>
3149 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
3151 2011-03-04 Richard Guenther <rguenther@suse.de>
3154 * expmed.c (extract_bit_field_1): Prefer vector modes that
3155 vec_extract patterns can handle.
3157 2011-03-04 Richard Guenther <rguenther@suse.de>
3160 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
3162 2011-03-04 Richard Henderson <rth@redhat.com>
3164 * explow.c (emit_stack_save): Remove 'after' parameter.
3165 (emit_stack_restore): Likewise.
3166 * expr.h: Update to match.
3167 * builtins.c, calls.c, stmt.c: Likewise.
3168 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
3169 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
3170 * function.c (expand_function_end): Insert the emit_stack_save
3171 sequence before parm_birth_insn instead of after.
3173 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
3175 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
3176 (ssse3_pmaddubsw128): Ditto.
3177 (ssse3_pmaddubsw): Ditto.
3179 2011-03-03 Steve Ellcey <sje@cup.hp.com>
3181 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
3183 2011-03-03 Jakub Jelinek <jakub@redhat.com>
3186 * gimplify.c (omp_add_variable): Only call omp_notice_variable
3187 on TYPE_SIZE_UNIT if it is a DECL.
3190 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
3191 first operand is not is_gimple_mem_ref_addr, try to fold it.
3192 If the operand still isn't is_gimple_mem_ref_addr, clear
3195 2011-03-03 Richard Guenther <rguenther@suse.de>
3198 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
3200 (refs_may_alias_p_1): For release branches return true if
3201 we are confused by our input.
3203 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3205 * config/s390/s390.c (s390_function_value): Rename to ...
3206 (s390_function_and_libcall_value): ... this.
3207 (s390_function_value): New function.
3208 (s390_libcall_value): New function.
3209 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
3210 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
3211 target macro definitions.
3212 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
3214 2011-03-02 Joseph Myers <joseph@codesourcery.com>
3216 * config/i386/freebsd64.h (CC1_SPEC): Define.
3217 * config/i386/linux64.h (CC1_SPEC): Define.
3218 * config/i386/x86-64.h (CC1_SPEC): Don't define.
3220 2011-03-02 Anatoly Sokolov <aesok@post.ru>
3222 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
3224 * config/stormy16/stormy16.c: Include reload.h.
3225 (xstormy16_memory_move_cost): New function.
3226 (TARGET_MEMORY_MOVE_COST): Define.
3228 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
3230 PR rtl-optimization/47925
3231 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
3232 with side effects. Remove the more-specific check for volatile asms.
3234 2011-03-02 Alan Modra <amodra@gmail.com>
3237 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
3238 toc relative addresses for valid offsets.
3240 2011-03-01 Richard Guenther <rguenther@suse.de>
3242 PR tree-optimization/47890
3243 * tree-vect-loop.c (get_initial_def_for_induction): Set
3244 related stmt properly.
3246 2011-03-01 Richard Guenther <rguenther@suse.de>
3249 * lto-streamer.c (lto_record_common_node): Also register
3252 2011-03-01 Richard Guenther <rguenther@suse.de>
3255 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
3256 Do not stream DECL_ABSTRACT_ORIGIN.
3257 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
3258 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
3259 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3260 Do not stream DECL_ABSTRACT_ORIGIN.
3261 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
3262 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
3264 2011-02-28 Anatoly Sokolov <aesok@post.ru>
3266 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
3267 FUNCTION_VALUE_REGNO_P): Remove.
3268 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
3269 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
3270 Add 'outgoing' argument.
3271 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
3273 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
3274 TARGET_FUNCTION_VALUE_REGNO_P): Define.
3276 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
3279 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
3280 (lookup_filename): Likewise.
3281 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
3283 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
3284 Jakub Jelinek <jakub@redhat.com>
3287 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
3288 (assign_stack_local_1): Change last argument type to int.
3289 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
3290 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
3291 don't record padding space into frame_space_list nor use those areas.
3292 (assign_stack_local): Adjust caller.
3293 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
3294 of assign_stack_local, pass 0 as last argument.
3295 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
3298 2011-02-28 Jakub Jelinek <jakub@redhat.com>
3301 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
3302 Use target address_mode and pointer_mode hooks instead of hardcoded
3303 Pmode and ptr_mode. Handle some simple cases of extending if
3304 POINTERS_EXTEND_UNSIGNED < 0.
3305 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
3306 Call convert_debug_memory_address.
3307 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
3308 convert_debug_memory_address.
3311 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
3312 * configure: Regenerated.
3313 * config.in: Regenerated.
3314 * varasm.c (default_function_section): Return NULL
3315 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
3317 2011-02-28 Martin Jambor <mjambor@suse.cz>
3319 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
3320 the description to match the printed values.
3322 2011-02-28 Richard Guenther <rguenther@suse.de>
3324 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
3325 of the copied scope tree.
3327 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3329 * doc/extend.texi (Function Attributes): Avoid deeply (and
3330 wrongly) nested tables.
3332 2011-02-27 Jakub Jelinek <jakub@redhat.com>
3335 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
3336 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
3337 r isn't op0 nor op1.
3339 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
3341 * config/avr/avr.md: Remove magic comment for emacs.
3343 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
3346 * config/avr/avr.c (avr_option_override): Use error on bad options.
3347 (avr_help): New function.
3348 (TARGET_HELP): Define.
3350 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
3353 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
3354 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
3356 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
3358 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
3359 (ARM Options): Ditto.
3360 (i386 and x86-64 Options): Ditto.
3361 (RX Options): Ditto.
3362 (SPARC Options): Ditto.
3364 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
3366 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
3367 FreeBSD 6 and later. Generally use cpu generic.
3369 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3371 * doc/cpp.texi: Update copyright years.
3373 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
3376 * config/lm32/lm32.md (ashrsi3): Added needed variable.
3378 2011-02-25 Jon Beniston <jon@beniston.com>
3381 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
3382 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
3383 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
3384 (lm32_block_move_inline): Add type cast to remove warning.
3385 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
3386 (gen_int_relational): Move declarations to start of function.
3388 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
3390 PR tree-optimization/45470
3391 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
3392 can throw internally only.
3393 * tree-vect-stmts.c (vectorizable_call): Likewise.
3395 2011-02-24 Anatoly Sokolov <aesok@post.ru>
3397 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
3398 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
3399 * config/stormy16/stormy16-protos.h
3400 (xstormy16_preferred_reload_class): Remove.
3401 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
3402 static. Change 'rclass' argument and return type to reg_class_t.
3403 (TARGET_PREFERRED_RELOAD_CLASS,
3404 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
3406 2011-02-24 Richard Guenther <rguenther@suse.de>
3408 * lto-streamer-in.c (input_bb): Do not find referenced vars
3409 in debug statements.
3411 2011-02-23 Jason Merrill <jason@redhat.com>
3413 * common.opt (fabi-version): Document v5 and v6.
3415 2011-02-23 Richard Guenther <rguenther@suse.de>
3417 PR tree-optimization/47849
3418 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
3420 2011-02-23 Jie Zhang <jie@codesourcery.com>
3422 * opts-common.c (decode_cmdline_option): Print empty string
3423 argument as "" in decoded->orig_option_with_args_text.
3424 * gcc.c (execute): Print empty string argument as ""
3425 in the verbose output.
3426 (do_spec_1): Keep empty string argument.
3428 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
3430 * config.gcc: Declare score-* and crx-* obsolete.
3432 2011-02-23 Jie Zhang <jie@codesourcery.com>
3434 PR rtl-optimization/47763
3435 * web.c (web_main): Ignore naked clobber when replacing register.
3437 2011-02-22 Anatoly Sokolov <aesok@post.ru>
3439 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
3442 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
3445 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
3447 2011-02-22 Mike Stump <mikestump@comcast.net>
3449 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
3451 * configure: Regenerate.
3453 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
3455 PR rtl-optimization/46002
3456 * ira-color.c (update_copy_costs): Change class intersection
3457 test to reg_class_contents[] test of 'hard_regno'.
3459 2011-02-21 Joseph Myers <joseph@codesourcery.com>
3461 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
3463 * config/hpux11.opt (mt): Likewise.
3464 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
3465 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
3466 * config/vax/elf.opt (mno-asm-pic): Likewise.
3467 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
3469 2011-02-21 Mike Stump <mikestump@comcast.net>
3472 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
3473 tree so we can get save the type.
3474 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
3475 for CFString instead of trying to use past the end of the builtins.
3476 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
3477 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
3478 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
3479 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
3480 Rename to darwin_builtin_cfstring.
3481 (darwin_init_cfstring_builtins): Return the built type.
3483 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
3486 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
3487 (_mm256_insert_epi64): Use _mm_insert_epi64.
3489 2011-02-21 Anatoly Sokolov <aesok@post.ru>
3491 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3492 * config/stormy16/stormy16-protos.h
3493 (xstormy16_mode_dependent_address_p): Remove.
3494 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
3495 Make static. Change return type to bool. Change argument type to
3496 const_rtx. Remove dead code.
3497 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3499 2011-02-21 Richard Guenther <rguenther@suse.de>
3502 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
3503 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
3504 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
3506 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3507 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
3509 2011-02-20 Richard Guenther <rguenther@suse.de>
3512 * tree.c (free_lang_data_in_decl): Clean builtins from
3513 the TU decl BLOCK_VARS.
3515 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
3519 * haifa-sched.c (fix_tick_ready): Skip tick computation
3522 2011-02-19 Richard Guenther <rguenther@suse.de>
3525 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
3526 Remove lazy BLOCK_VARS streaming.
3527 (lto_input_ts_block_tree_pointers): Likewise.
3528 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
3530 2011-02-19 Joseph Myers <joseph@codesourcery.com>
3532 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
3534 2011-02-19 Joseph Myers <joseph@codesourcery.com>
3536 * config/i386/biarch32.h, config/i386/mach.h,
3537 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
3539 2011-02-19 Jakub Jelinek <jakub@redhat.com>
3542 * config/i386/i386.md (peephole2 for shift and plus): Use
3543 operands[1] original mode in the first insn.
3545 2011-02-18 Mike Stump <mikestump@comcast.net>
3547 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
3549 2011-02-18 Jan Hubicka <jh@suse.cz>
3552 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
3553 to zero when the function is not inlinable at all.
3555 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3557 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
3558 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
3559 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
3560 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
3561 * config/pa/t-pa64: Likewise.
3562 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
3564 2011-02-18 Jakub Jelinek <jakub@redhat.com>
3567 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
3569 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3572 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
3574 2011-02-18 Anatoly Sokolov <aesok@post.ru>
3576 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
3577 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
3578 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
3579 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
3580 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
3581 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
3582 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
3583 m32r_load_postinc_p, m32r_store_preinc_predec_p,
3584 m32r_legitimate_address_p): New functions.
3585 * config/m32r/constraints.md (constraint "S"): Don't use
3586 STORE_PREINC_PREDEC_P.
3587 (constraint "U"): Don't use LOAD_POSTINC_P.
3589 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
3591 PR rtl-optimization/46178
3592 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
3593 compute ira_hard_regno_cover_class[].
3595 2011-02-18 Richard Guenther <rguenther@suse.de>
3598 * lto-streamer.h (lto_global_var_decls): Declare.
3599 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
3600 statics for global var processing.
3602 2011-02-18 Richard Guenther <rguenther@suse.de>
3604 PR tree-optimization/47737
3605 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
3606 edge dominance check.
3608 2011-02-18 Jakub Jelinek <jakub@redhat.com>
3611 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
3612 avoid invalid rtx sharing.
3614 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
3616 * doc/cpp.texi (Obsolete Features): Add background on the
3617 origin of assertions.
3619 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
3621 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
3623 * config/darwin.c (output_objc_section_asm_op): Added support for
3625 (is_objc_metadata): New.
3626 (darwin_objc2_section): New.
3627 (darwin_objc1_section): New.
3628 (machopic_select_section): Added support for ABI v1 and v2.
3629 (darwin_emit_objc_zeroed): New.
3630 (darwin_output_aligned_bss): Detect objc metadata and treat it
3632 (darwin_asm_output_aligned_decl_common): Same.
3633 (darwin_asm_output_aligned_decl_local): Same.
3634 * config/darwin-sections.def: Updated for ABI v1 and v2.
3635 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
3636 compiling Objective-C code for the NeXT runtime, default to using
3637 ABI version 0 for 32-bit, and version 2 for 64-bit.
3639 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3641 * common.opt (optimize_fast): New Variable.
3642 * opts.c (default_options_optimization): Use opts->x_optimize_fast
3643 instead of local variable ofast.
3645 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
3647 * doc/invoke.texi (fobjc-abi-version): Documented.
3648 (fobjc-nilcheck): Documented.
3649 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
3652 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3655 * common.opt (export-dynamic): New Driver option.
3656 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
3658 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3660 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
3662 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
3663 Jan Hubicka <jh@suse.cz>
3667 * cfgexpand.c (account_used_vars_for_block): Remove.
3668 (estimated_stack_frame_size): Use referenced vars.
3669 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
3670 that were referenced in the original function. Test src_fn
3671 rather than cfun. Drop redundant get_var_ann.
3672 (setup_one_parameter): Drop redundant get_var_ann.
3673 (declare_return_variable): Likewise.
3674 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
3675 (copy_arguments_for_versioning): Drop redundant get_var_ann.
3676 * ipa-inline.c (compute_inline_parameters): Do not compute
3677 disregard_inline_limits here.
3678 (compute_inlinable_for_current, pass_inlinable): New.
3679 (pass_inline_parameters): Require PROP_referenced_vars.
3680 * cgraphunit.c (cgraph_process_new_functions): Don't run
3681 compute_inline_parameters explicitly unless function is in SSA form.
3682 (cgraph_analyze_function): Set .disregard_inline_limits.
3683 * tree-sra.c (convert_callers): Compute inliner parameters
3684 only for functions already in SSA form.
3686 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3688 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
3689 -mlittle-endian-data.
3691 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3693 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
3694 -mno-fpu, not -fpu and -no-fpu.
3695 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
3696 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
3698 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
3701 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
3702 input reload with PLUS RTX.
3704 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3706 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
3707 of InverseVar(MDMX).
3709 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3711 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
3714 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3716 * config/mn10300/mn10300.opt (mno-crt0): New.
3718 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3720 * config/m68k/uclinux.opt (static-libc): New Driver option.
3722 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3724 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
3726 2011-02-16 Joseph Myers <joseph@codesourcery.com>
3728 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
3729 %{muser-extend-enabled}.
3731 2011-02-16 Richard Guenther <rguenther@suse.de>
3733 PR tree-optimization/47738
3734 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
3735 the TODO from tree_predictive_commoning.
3737 2011-02-15 Jeff Law <law@redhat.com>
3740 2011-01-25 Jeff Law <law@redhat.com>
3742 PR rtl-optimization/37273
3743 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3744 handle them like argument loads from stack slots. Do not double
3745 count memory for memory constants and argument loads from stack slots.
3747 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
3750 * combine.c (cant_combine_insn_p): Revert the last change.
3752 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3755 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
3756 mode for vector constants. Remove code that checks for TImode.
3758 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3762 * cgraph.h (compute_inline_parameters): Return void.
3763 * ipa-inline.c (compute_inline_parameters): Adjust.
3765 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3769 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
3771 * cfgexpand.c (estimated_stack_frame_size): Likewise.
3772 * ipa-inline.c (compute_inline_parameters): Adjust.
3774 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3778 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
3779 Adjust all users. Pass FN to...
3780 * tree-flow-inline.h (first_referenced_var): ... this. Add
3782 * ipa-struct-reorg.c: Adjust.
3783 * tree-dfa.c: Adjust.
3784 * tree-into-ssa.c: Adjust.
3785 * tree-sra.c: Adjust.
3786 * tree-ssa-alias.c: Adjust.
3787 * tree-ssa-live.c: Adjust.
3788 * tree-ssa.c: Adjust.
3789 * tree-ssanames.c: Adjust.
3790 * tree-tailcall.c: Adjust.
3792 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
3796 * tree-flow.h (referenced_var_lookup): Add fn parameter.
3798 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
3799 * tree-flow-inline.h: Adjust.
3800 * gimple-pretty-print.c: Adjust.
3801 * tree-into-ssa.c: Adjust.
3802 * tree-ssa.c: Adjust.
3803 * cfgexpand.c: Adjust.
3805 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3807 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
3808 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3809 (EXTRA_CONSTRAINT): Delete.
3810 * config/iq2000/constraints.md: New file.
3811 * config/iq2000/iq2000.md: Include it.
3812 (define_insn ""): Delete.
3813 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
3814 unsupported constraint letters from patterns.
3815 (call_value, call_value_internal1): Likewise.
3816 (call_value_multiple_internal1): Likewise.
3818 2011-02-15 Nick Clifton <nickc@redhat.com>
3820 * config/mn10300/mn10300.c: Include tm-constrs.h.
3821 (struct liw_data): New data structure describing an LIW candidate
3823 (extract_bundle): Use struct liw_data. Allow small integer
3824 operands for some instructions.
3825 (check_liw_constraints): Use struct liw_data. Remove swapped
3826 parameter. Add comments describing the checks. Fix bug when
3827 assigning the source of liw1 to the source of liw2.
3828 (liw_candidate): Delete. Code moved into extract_bundle.
3829 (mn10300_bundle_liw): Use struct liw_data. Check constraints
3831 * config/mn10300/predicates.md (liw_operand): New predicate.
3832 Allows registers and small integer constants.
3833 * config/mn10300/constraints.md (O): New constraint. Accetps
3834 integers in the range -8 to +7 inclusive.
3835 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
3836 for moving a small integer into a register. Give this alternative
3838 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
3839 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
3840 using the J,K,L and M constraints,
3841 (liw): Remove SI mode on second operands to allow for HI and QI
3843 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
3846 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
3849 * combine.c (cant_combine_insn_p): Check zero/sign extended
3852 2011-02-15 Richard Guenther <rguenther@suse.de>
3854 PR tree-optimization/47743
3855 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
3856 for a non-type-compatible VN lookup bail out.
3858 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3860 * config/fr30/constraints.md: New file.
3861 * config/fr30/fr30.md: Include it.
3862 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
3863 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3864 (EXTRA_CONSTRAINT): Delete.
3866 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
3868 * config/frv/constraints.md: New file.
3869 * config/frv/predicates.md: Include it.
3870 * config/frv/frv.c (reg_class_from_letter): Delete.
3871 (frv_option_override): Don't initialize it.
3872 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
3873 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
3874 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
3875 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
3876 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
3877 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3878 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
3879 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
3880 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
3881 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
3882 (REG_CLASS_FROM_CONSTRAINT): Delete.
3884 2011-02-15 Jakub Jelinek <jakub@redhat.com>
3887 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
3888 if frame size is 0 in a leaf function.
3890 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3893 * config/alpha/host-osf.c: New file.
3894 * config/alpha/x-osf: New file.
3895 * config.host (alpha*-dec-osf*): Use it.
3897 2011-02-14 Anatoly Sokolov <aesok@post.ru>
3899 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3900 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
3901 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
3902 (rx_mode_dependent_address_p): ...this. Make static. Change argument
3904 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3906 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3908 * config/stormy16/constraints.md: New file.
3909 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
3910 Use satisfies_constraint_Q and satisfies_constraint_R.
3911 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
3913 (xstormy16_legitiamte_address_p): Declare.
3914 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
3915 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3916 (EXTRA_CONSTRAINT): Delete.
3917 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
3919 (xstormy16_extra_constraint_p): Delete.
3921 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
3923 PR tree-optimization/46494
3924 * loop-unroll.c (split_edge_and_insert): Adjust comment.
3925 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
3926 (pass_rtl_loop_done): Add TODO_verify_flow.
3927 * fwprop.c (pass_rtl_fwprop): Likewise.
3928 * modulo-sched.c (pass_sms): Likewise.
3929 * tree-ssa-dom.c (pass_dominator): Likewise.
3930 * tree-ssa-loop-ch.c (pass_ch): Likewise.
3931 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
3932 (pass_tree_loop_done): Likewise.
3933 * tree-ssa-pre.c (execute_pre): Likewise.
3934 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
3935 * tree-ssa-sink.c (pass_sink_code): Likewise.
3936 * tree-vrp.c (pass_vrp): Likewise.
3938 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3940 * config/v850/constraints.md: New file.
3941 * config/v850/v850.md: Include it.
3942 * config/v850/predicates.md (reg_or_0_operand): Use
3943 satisfies_constraint_G.
3944 (special_symbolref_operand): Use satisfies_constraint_K.
3945 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
3946 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
3947 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
3948 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
3949 (EXTRA_CONSTRAINT): Delete.
3950 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
3951 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
3952 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
3954 2011-02-14 Anatoly Sokolov <aesok@post.ru>
3957 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
3960 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3962 * config/mcore/constraints.md: New file.
3963 * config/mcore/mcore.md: Include it.
3964 * config/mcore/mcore.c (reg_class_from_letter): Delete.
3965 * config/mcore/mcore.h (reg_class_from_letter): Delete.
3966 (REG_CLASS_FROM_LETTER): Delete.
3967 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
3968 insn_const_int_ok_for_constraint.
3969 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
3970 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
3971 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
3972 (EXTRA_CONSTRAINT): Delete.
3974 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3977 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
3978 (IS_SIGHANDLER): Define.
3979 (sparc64_is_sighandler): New function, split off from
3980 sparc64_fallback_frame_state.
3981 (sparc_is_sighandler): New function, split off from
3982 sparc_fallback_frame_state.
3983 (sparc64_fallback_frame_state): Merge with ...
3984 (sparc_fallback_frame_state): ... this into ...
3985 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
3986 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
3987 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
3988 stack instead of hardcoded offsets.
3990 2011-02-14 Andriy Gapon <avg@freebsd.org>
3993 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
3995 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3997 * configure: Regenerate.
3999 2011-02-12 Joseph Myers <joseph@codesourcery.com>
4002 * gcc.c (asm_options): Correct spec matching --target-help.
4004 2011-02-12 Martin Jambor <mjambor@suse.cz>
4006 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
4007 to gimple call error.
4009 2011-02-12 Mike Stump <mikestump@comcast.net>
4011 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
4012 comments in backslash regions.
4014 2011-02-12 Mike Stump <mikestump@comcast.net>
4015 Jakub Jelinek <jakub@redhat.com>
4016 Iain Sandoe <iains@gcc.gnu.org>
4019 * dwarf2out.c (output_cfa_loc): When required, apply the
4020 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
4021 (output_loc_sequence): Likewise.
4022 (output_loc_operands_raw): Likewise.
4023 (output_loc_sequence_raw): Likewise.
4024 (output_cfa_loc): Likewise.
4025 (output_loc_list): Suppress register number adjustment when
4026 calling output_loc_sequence()
4027 (output_die): Likewise.
4029 2011-02-12 Anatoly Sokolov <aesok@post.ru>
4031 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
4033 * config/xtensa/xtensa.c (xtensa_register_move_cost,
4034 xtensa_memory_move_cost): New functions.
4035 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
4037 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
4040 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
4041 in the current directory.
4042 * configure: Rebuilt.
4044 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
4046 * config/darwin.c (darwin_override_options): Add a hunk missed
4047 from the commit of r168571. Trim comment line lengths and
4048 correct indents of the preceding block.
4050 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
4052 * gcc.c (driver_handle_option): Concatenate the argument to -F with
4055 2011-02-11 Joseph Myers <joseph@codesourcery.com>
4057 * common.opt (nostartfiles): New Driver option.
4059 2011-02-11 Xinliang David Li <davidxl@google.com>
4061 PR tree-optimization/47707
4062 * tree-chrec.c (convert_affine_scev): Keep type precision.
4064 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
4066 PR tree-optimization/47420
4067 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
4069 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
4071 PR rtl-optimization/47614
4072 * rtl.h (check_for_inc_dec): Declare.
4073 * dse.c (check_for_inc_dec): Externalize...
4074 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
4075 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
4077 2011-02-11 Joseph Myers <joseph@codesourcery.com>
4080 * gcc.c (main): Do not compile inputs if there were errors in
4082 * opts-common.c (read_cmdline_option): Check for wrong language
4083 after other error checks.
4085 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
4087 * cgraph.c: Fix comment typos.
4088 * cgraph.h: Likewise.
4089 * cgraphunit.c: Likewise.
4090 * ipa-cp.c: Likewise.
4091 * ipa-inline.c: Likewise.
4092 * ipa-prop.c: Likewise.
4093 * ipa-pure-const.c: Likewise.
4094 * ipa-ref.c: Likewise.
4095 * ipa-reference.c: Likewise.
4097 2011-02-11 Jakub Jelinek <jakub@redhat.com>
4100 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
4102 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4105 * doc/sourcebuild.texi (Require Support): Document
4106 dg-require-ascii-locale.
4108 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
4110 * doc/lto.texi (Write summary): Fix missing parentheses.
4112 2011-02-10 DJ Delorie <dj@redhat.com>
4114 * config/m32c/m32c.c (m32c_option_override): Disable
4115 -fcombine-stack-adjustments until flag value tracking and compare
4116 optimization can be rewritten.
4118 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
4120 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
4122 (PROCESSOR_DEFAULT64): Likewise.
4124 2011-02-10 Richard Henderson <rth@redhat.com>
4126 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
4127 change from 2011-02-03.
4128 * config/rx/rx.c (flags_from_code): Likewise.
4129 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
4130 is valid, n/pz otherwise.
4131 (rx_select_cc_mode): Return CCmode if Y is not zero.
4133 2011-02-10 Richard Guenther <rguenther@suse.de>
4135 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
4137 2011-02-10 Richard Guenther <rguenther@suse.de>
4139 PR tree-optimization/47677
4140 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
4142 2011-02-10 Jakub Jelinek <jakub@redhat.com>
4145 * combine.c (make_compound_operation): Only change shifts into
4146 multiplication for SCALAR_INT_MODE_P.
4148 2011-02-10 Jie Zhang <jie@codesourcery.com>
4152 2011-02-05 Jie Zhang <jie@codesourcery.com>
4154 * web.c (entry_register): Don't clobber the number of the
4155 first uninitialized reference in used[].
4157 2011-02-09 Richard Guenther <rguenther@suse.de>
4159 PR tree-optimization/47664
4160 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
4163 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
4167 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
4169 (PROCESSOR_DEFAULT64): Same.
4170 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
4172 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4174 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
4176 2011-02-09 Martin Jambor <mjambor@suse.cz>
4179 * tree-sra.c (struct access): New flags grp_scalar_read and
4180 grp_scalar_write. Changed description of assignment read and write
4182 (dump_access): Dump new flags, reorder all of them.
4183 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
4184 to detect multiple scalar reads.
4185 (analyze_access_subtree): Use the new scalar read write flags instead
4186 of the old flags. Adjusted comments.
4188 2011-02-08 DJ Delorie <dj@redhat.com>
4191 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
4194 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4196 * config/m68k/uclinux.opt: New.
4197 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
4199 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4201 * config/cris/elf.opt (sim): New Driver option.
4203 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4205 * config/xtensa/elf.opt: New.
4206 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
4208 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4210 * config/vax/elf.opt: New.
4211 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
4213 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4215 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
4217 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4219 * config/gnu-user.opt: New.
4220 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
4221 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
4222 *-*-uclinux*): Use gnu-user.opt.
4224 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
4226 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
4227 * config/i386/gnu.h (CPP_SPEC): Likewise.
4229 2011-02-08 Ian Lance Taylor <iant@google.com>
4231 * common.opt (fcx-limited-range): Add SetByCombined flag.
4232 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
4233 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
4234 (fassociative-math, freciprocal-math): Likewise.
4235 (funsafe-math-optimizations): Likewise.
4236 * opth-gen.awk: Handle SetByCombined.
4237 * optc-gen.awk: Likewise.
4238 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
4239 (set_unsafe_math_optimizations_flags): Likewise.
4240 * doc/options.texi (Option properties): Document SetByCombined.
4242 2011-02-08 Joseph Myers <joseph@codesourcery.com>
4244 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
4245 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
4246 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
4247 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
4248 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
4250 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
4252 PR tree-optimization/46834
4253 PR tree-optimization/46994
4254 PR tree-optimization/46995
4255 * graphite-sese-to-poly.c (used_outside_reduction): New.
4256 (detect_commutative_reduction): Call used_outside_reduction.
4257 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
4258 translate_scalar_reduction_to_array only when at least one
4259 loop-phi/close-phi tuple has been detected.
4261 2011-02-08 Richard Guenther <rguenther@suse.de>
4264 * tree-vect-generic.c (expand_vector_operations_1): Update
4266 (expand_vector_operations): ... not here. Cleanup EH info
4267 and the CFG if required.
4269 2011-02-08 Richard Guenther <rguenther@suse.de>
4271 PR tree-optimization/47641
4272 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
4273 require type compatibility.
4275 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4277 * gimple-low.c (lower_function_body): Don't remove the location of
4278 the return statement here.
4279 (lower_gimple_return): Do it here instead but only if the return
4280 statement is actually used twice.
4282 2011-02-08 Richard Guenther <rguenther@suse.de>
4284 PR tree-optimization/47632
4285 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
4286 unused up_to_stmt parameter, return whether cfg-cleanup is
4287 necessary, remove EH info properly.
4288 (forward_propagate_into_gimple_cond): Adjust caller.
4289 (forward_propagate_into_cond): Likewise.
4290 (forward_propagate_comparison): Likewise.
4291 (tree_ssa_forward_propagate_single_use_vars): Make
4292 forward_propagate_comparison case similar to the two others.
4294 2011-02-08 Nick Clifton <nickc@redhat.com>
4296 * config/mn10300/mn10300.opt (mliw): New command line option.
4297 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
4298 (liw_bundling): New automaton.
4299 (liw): New attribute.
4300 (liw_op): New attribute.
4301 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
4302 (movsi_internal): Add LIW attributes.
4306 (addsi3): Separate register and immediate alternatives.
4311 (lshrsi3): Likewise.
4312 (ashrsi3): Likewise.
4314 * config/mn10300/mn10300.c (liw_op_names): New
4315 (mn10300_print_operand): Handle 'W' operand descriptor.
4316 (extract_bundle): New function.
4317 (check_liw_constraints): New function.
4318 (liw_candidate): New function.
4319 (mn10300_bundle_liw): New function.
4320 (mn10300_reorg): New function.
4321 (TARGET_MACHINE_DEPENDENT_REORG): Define.
4322 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
4323 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
4324 __LIW__ or __NO_LIW__.
4325 * doc/invoke.texi: Describe the -mliw command line option.
4327 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4329 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
4330 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
4331 pthread_mutex_unlock): Remove.
4332 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
4333 * config/pa/t-pa64: Likewise.
4334 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
4335 shared libc if not linking against libpthread.
4336 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4338 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
4341 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
4342 on 10.6 and later to ensure that we always use the unwinder from
4343 the system. Only add -no_compact_unwind when tarteting darwin
4346 2011-02-07 Steve Ellcey <sje@cup.hp.com>
4349 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
4350 (vec_interleave_lowv2sf): Ditto.
4351 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
4352 (vec_extract_oddv2sf): Ditto.
4354 2011-02-07 Mike Stump <mikestump@comcast.net>
4357 Add __ieee_divdc3 entry point.
4358 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
4360 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
4361 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
4362 * config/darwin.c (darwin_rename_builtins): Add.
4363 * config/darwin-protos.h (darwin_rename_builtins): Add.
4365 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4368 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
4371 2011-02-07 Mike Stump <mikestump@comcast.net>
4373 * config/darwin.opt (mmacosx-version-min): Update default OS version.
4375 2011-02-07 Denis Chertykov <chertykov@gmail.com>
4378 * config/avr/libgcc.S (exit): Move .endfunc
4380 2011-02-07 Richard Guenther <rguenther@suse.de>
4382 PR tree-optimization/47615
4383 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
4384 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
4385 (run_scc_vn): Initialize it.
4386 (visit_reference_op_load): Use it.
4387 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
4389 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4391 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
4392 DImode trapping arithmetic libfuncs.
4394 2011-02-07 Richard Guenther <rguenther@suse.de>
4396 PR tree-optimization/47621
4397 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
4399 (execute_update_addresses_taken): ... here. Make it more
4400 conservative in what we accept.
4402 2011-02-06 Joseph Myers <joseph@codesourcery.com>
4404 * config/sparc/freebsd.h (ASM_SPEC): Define.
4405 * config/sparc/vxworks.h (ASM_SPEC): Define.
4407 2011-02-06 Joseph Myers <joseph@codesourcery.com>
4409 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4411 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
4413 * doc/invoke.texi: Remove reference to compiler internals from
4416 * reg-notes.def: Remove REG_VALUE_PROFILE.
4417 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
4419 2011-02-05 Jakub Jelinek <jakub@redhat.com>
4422 * varasm.c (default_section_type_flags): If decl is NULL,
4423 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
4425 2011-02-05 Jie Zhang <jie@codesourcery.com>
4428 * web.c (entry_register): Don't clobber the number of the
4429 first uninitialized reference in used[].
4431 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
4433 PR tree-optimization/46194
4434 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
4435 (build_classic_dist_vector_1): Do not represent classic distance
4436 vectors when the access functions are variating in different loops.
4438 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4440 * config/mips/iris6.opt: New.
4441 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
4443 2011-02-04 Richard Henderson <rth@redhat.com>
4444 Steve Ellcey <sje@cup.hp.com>
4447 * config/ia64/predicates.md (mux1_brcst_element): New.
4448 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
4449 * config/ia64/ia64.c (ia64_unpack_assemble): New.
4450 (ia64_unpack_sign): New.
4451 (ia64_expand_unpack): Rewrite using new routines.
4452 (ia64_expand_widen_sum): Ditto.
4453 (ia64_expand_dot_prod_v8qi): Ditto.
4454 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
4455 routines, add endian check.
4456 (pmpy2_even): Rename from pmpy2_r, add endian check.
4457 (pmpy2_odd): Rename from pmpy2_l, add endian check.
4458 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
4459 (vec_widen_smult_hi_v4hi): Ditto.
4460 (vec_widen_umult_lo_v4hi): Ditto.
4461 (vec_widen_umult_hi_v4hi): Ditto.
4462 (mulv2si3): Change endian checks.
4463 (sdot_prodv4hi): Rewrite with new calls.
4464 (udot_prodv4hi): New.
4465 (vec_pack_ssat_v4hi): Add endian check.
4466 (vec_pack_usat_v4hi): Ditto.
4467 (vec_pack_ssat_v2si): Ditto.
4468 (max1_even): Rename from max1_r, add endian check.
4469 (max1_odd): Rename from max1_l, add endian check.
4470 (*mux1_rev): Format change.
4472 (*mux1_shuf): Ditto.
4474 (*mux1_brcst_v8qi): Use new predicate.
4475 (vec_extract_evenv8qi): Remove endian check.
4476 (vec_extract_oddv8qi): Ditto.
4477 (vec_interleave_lowv4hi): Format change.
4478 (vec_interleave_highv4hi): Ditto.
4479 (mix2_even): Rename from mix2_r, add endian check.
4480 (mix2_odd): Rename from mux2_l, add endian check.
4481 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
4482 (vec_extract_evenodd_helper): Format change.
4483 (vec_extract_evenv4hi): Remove endian check.
4484 (vec_extract_oddv4hi): Remove endian check.
4485 (vec_interleave_lowv2si): Format change.
4486 (vec_interleave_highv2si): Format change.
4487 (vec_initv2si): Remove endian check.
4488 (vecinit_v2si): Add endian check.
4489 (reduc_splus_v2sf): Add endian check.
4490 (reduc_smax_v2sf): Ditto.
4491 (reduc_smin_v2sf): Ditto.
4492 (vec_initv2sf): Remove endian check.
4493 (fpack): Add endian check.
4494 (fswap): Add endian check.
4495 (vec_interleave_highv2sf): Add endian check.
4496 (vec_interleave_lowv2sf): Add endian check.
4497 (fmix_lr): Add endian check.
4498 (vec_setv2sf): Format change.
4499 (*vec_extractv2sf_0_be): Use shift to extract operand.
4500 (*vec_extractv2sf_1_be): New.
4501 (vec_pack_trunc_v4hi): Add endian check.
4502 (vec_pack_trunc_v2si): Format change.
4504 2011-02-04 Jakub Jelinek <jakub@redhat.com>
4507 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
4508 do bb, locus and block comparison and disallow loads if it is not set.
4509 (stmt_is_replaceable_p): New function.
4510 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
4512 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
4513 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
4515 * tree-flow.h (stmt_is_replaceable_p): New prototype.
4517 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4519 * config/rs6000/xilinx.opt: New.
4520 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
4522 2011-02-04 Joseph Myers <joseph@codesourcery.com>
4524 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
4526 2011-02-03 Anatoly Sokolov <aesok@post.ru>
4528 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
4529 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
4530 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
4531 secondary_reload_info, xtensa_secondary_reload): Remove.
4532 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
4533 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
4534 (xtensa_preferred_reload_class): Make static. Change return and
4535 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
4536 Use CONST_DOUBLE_P predicate.
4537 (xtensa_preferred_output_reload_class): New function.
4538 (xtensa_secondary_reload): Make static.
4540 2011-02-03 Joseph Myers <joseph@codesourcery.com>
4542 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
4543 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
4544 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
4546 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4549 * output.h (SECTION_RELRO): Define.
4550 (SECTION_MACH_DEP): Adjust.
4551 (get_variable_section): New prototype.
4552 * varpool.c (varpool_finalize_named_section_flags): New function.
4553 (varpool_assemble_pending_decls): Call it.
4554 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
4555 * cgraphunit.c (cgraph_output_in_order): Call
4556 varpool_finalize_named_section_flags.
4557 * varasm.c (get_section): Allow section flags conflicts between
4558 relro and read-only sections if the section hasn't been declared yet.
4559 Set SECTION_OVERRIDE after diagnosing section type conflict.
4560 (get_variable_section): No longer static.
4561 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
4562 readonly sections that need relocations.
4563 (decl_readonly_section_1): New function.
4564 (decl_readonly_section): Use it.
4567 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
4568 Steve Ellcey <sje@cup.hp.com>
4571 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
4572 if section attribute used.
4574 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4576 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
4577 * config/darwin.c (SECTION_NO_ANCHOR): Define.
4578 (darwin_init_sections): Remove assertion.
4580 2011-02-03 Nick Clifton <nickc@redhat.com>
4582 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
4584 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
4585 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
4586 instead of "n" and "pz".
4587 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
4590 2011-02-03 Jakub Jelinek <jakub@redhat.com>
4593 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
4594 fma, expand FMA_EXPR as fma{,f,l} call.
4597 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
4598 copy them into a unsigned char variable and pass address of it to
4599 lto_output_data_stream.
4602 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
4603 around backend_init_target and lang_dependent_init_target calls.
4604 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
4605 (verify_cgraph_node): Don't call set_cfun here. Use
4606 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
4607 Set error_found for incorrectly represented calls to thunks.
4609 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
4612 PR rtl-optimization/43494
4613 * rtl.h (for_each_inc_dec_fn): New type.
4614 (for_each_inc_dec): Declare.
4615 * rtlanal.c (struct for_each_inc_dec_ops): New type.
4616 (for_each_inc_dec_find_inc_dec): New fn.
4617 (for_each_inc_dec_find_mem): New fn.
4618 (for_each_inc_dec): New fn.
4619 * dse.c (struct insn_size): Remove.
4620 (replace_inc_dec, replace_inc_dec_mem): Remove.
4621 (emit_inc_dec_insn_before): New fn.
4622 (check_for_inc_dec): Use it, along with for_each_inc_dec.
4623 (canon_address): Pass mem modes to cselib_lookup.
4624 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
4625 (cselib_lookup_from_insn): Likewise.
4626 (cselib_subst_to_values): Likewise.
4627 * cselib.c (find_slot_memmode): New var.
4628 (cselib_find_slot): New fn. Use it instead of
4629 htab_find_slot_with_hash everywhere.
4630 (entry_and_rtx_equal_p): Use find_slot_memmode.
4631 (autoinc_split): New fn.
4632 (rtx_equal_for_cselib_p): Rename and implement in terms of...
4633 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
4634 Deal with autoinc. Special-case recursion into MEMs.
4635 (cselib_hash_rtx): Likewise.
4636 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
4637 address and MEM modes.
4638 (cselib_subst_to_values): Add memmode, pass it on.
4640 (cselib_lookup): Add memmode argument, pass it on.
4641 (cselib_lookup_from_insn): Add memmode.
4642 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
4643 (struct cselib_record_autoinc_data): New.
4644 (cselib_record_autoinc_cb): New fn.
4645 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
4646 mode to cselib_lookup. Reset autoinced REGs here instead of...
4647 (cselib_process_insn): ... here.
4648 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
4650 (add_uses): Likewise, also to cselib_subst_to_values.
4651 (add_stores): Likewise.
4652 * sched-deps.c (add_insn_mem_dependence): Pass mode to
4653 cselib_subst_to_values.
4654 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
4655 * gcse.c (do_local_cprop): Adjusted.
4656 * postreload.c (reload_cse_simplify_set): Adjusted.
4657 (reload_cse_simplify_operands): Adjusted.
4658 * sel-sched-dump (debug_mem_addr_value): Pass mode.
4660 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
4662 PR tree-optimization/45122
4663 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
4664 unsafe assumptions when there's more than one loop exit.
4666 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4669 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
4670 Document using vector double with the load/store builtins, and
4671 that the load/store builtins always use Altivec instructions.
4673 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
4674 to use altivec memory instructions, even on VSX.
4675 (vector_altivec_store_<mode>): Ditto.
4677 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
4680 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4681 V2DF, V2DI support to load/store overloaded builtins.
4683 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
4684 altivec load/store builtins for V2DF/V2DI types.
4686 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
4687 set avoid indexed addresses on power6 if -maltivec.
4688 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
4689 vector_altivec_load/vector_altivec_store builtins.
4690 (altivec_expand_st_builtin): Ditto.
4691 (altivec_expand_builtin): Add VSX memory builtins.
4692 (rs6000_init_builtins): Add V2DI types to internal types.
4693 (altivec_init_builtins): Add support for V2DF/V2DI altivec
4694 load/store builtins.
4695 (rs6000_address_for_altivec): Insure memory address is appropriate
4698 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
4699 vec_vsx_ld and vec_vsx_st.
4700 (vsx_store_<mode>): Ditto.
4702 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
4703 variables to hold long long types for VSX vector memory builtins.
4704 (RS6000_BTI_unsigned_long_long): Ditto.
4705 (long_long_integer_type_internal_node): Ditti.
4706 (long_long_unsigned_type_internal_node): Ditti.
4708 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
4709 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
4710 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
4712 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
4714 (vec_vsx_st): Ditto.
4716 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4718 * config/pa/pa-hpux10.opt: New.
4719 * config/hpux11.opt (pthread): New Driver option.
4720 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
4721 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
4723 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4725 * config/ia64/vms.opt: New.
4726 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
4728 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4731 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
4732 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
4733 generator functions.
4734 (vsx_floatuns<VSi><mode>2): Ditto.
4735 (vsx_fix_trunc<mode><VSi>2): Ditto.
4736 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
4738 2011-02-02 Joseph Myers <joseph@codesourcery.com>
4740 * config/i386/djgpp.opt (posix): New Driver option.
4742 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4744 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
4745 Move to the unsupported targets list.
4747 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
4749 PR rtl-optimization/47525
4750 * df-scan.c: Update copyright years.
4751 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
4752 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
4754 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4756 * config/i386/sysv4.h (TARGET_VERSION): Remove.
4757 (SUBTARGET_RETURN_IN_MEMORY): Remove.
4758 (ASM_OUTPUT_ASCII): Remove.
4759 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
4761 2011-02-02 Jeff Law <law@redhat.com>
4764 * reload.c (find_reloads_address): Handle reg+d address where both
4765 components are invalid by reloading the entire address.
4767 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
4768 Richard Guenther <rguenther@suse.de>
4770 PR tree-optimization/40979
4772 * passes.c (init_optimization_passes): After LIM call copy_prop
4773 and DCE to clean up.
4774 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
4776 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
4778 PR tree-optimization/47576
4779 PR tree-optimization/47555
4780 * doc/invoke.texi (scev-max-expr-complexity): Documented.
4781 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
4782 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
4783 * tree-scalar-evolution.c (follow_ssa_edge): Use
4784 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
4786 2011-02-02 Richard Guenther <rguenther@suse.de>
4788 PR tree-optimization/47566
4789 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
4791 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
4795 * tree-inline.c (declare_return_variable): Remove unused caller
4800 * tree-flow-inline.h (clear_is_used, is_used_p): New.
4801 * cfgexpand.c (account_used_vars_for_block): Use them.
4802 * tree-nrv.c (tree_nrv): Likewise.
4803 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
4804 (dump_scope_block): Likewise.
4805 (remove_unused_locals): Likewise.
4809 * tree-inline.c (declare_return_variable): Add result decl to
4810 local decls only once.
4811 * gimple-low.c (record_vars_into): Mark newly-created variables
4814 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
4820 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
4822 (no_real_insns_p, schedule_block, set_priorities): Drop special
4823 treatment of boundary debug insns.
4824 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
4825 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
4826 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
4827 (BOUNDARY_DEBUG_INSN_P): Likewise.
4828 (SCHEDULE_DEBUG_INSN_P): Likewise.
4829 * sched-rgn.c (init_ready_list): Drop special treatment of
4830 boundary debug insns.
4831 * final.c (rest_of_clean_state): Clear notes' BB.
4833 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4835 * config/openbsd.opt (assert=): New Driver option.
4837 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4839 * config/i386/nto.opt: New.
4840 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
4842 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4844 * config/i386/netware.opt: New.
4845 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
4847 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4849 * config/interix.opt (posix): New Driver option.
4851 2011-02-01 DJ Delorie <dj@redhat.com>
4853 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
4855 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
4858 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
4860 PR tree-optimization/47561
4861 * toplev.c (process_options): Print the Graphite flags. Add
4862 flag_loop_flatten to the list of options requiring Graphite.
4864 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4866 * config/i386/cygming.opt (posix): New Driver option.
4868 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4870 * config/arm/vxworks.opt: New.
4871 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
4873 2011-02-01 Joseph Myers <joseph@codesourcery.com>
4875 * config/alpha/elf.opt: New.
4876 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
4877 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
4879 2011-02-01 Richard Guenther <rguenther@suse.de>
4881 PR tree-optimization/47559
4882 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
4883 store-motion on references that can throw.
4885 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
4887 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
4888 * tree-pass.h (TDF_CSELIB): New macro.
4889 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
4890 cselib_lookup): Check for it rather than for TDF_DETAILS.
4892 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
4895 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
4898 * opts.c (finish_options): Don't add x_aux_base_name if it is
4901 2011-02-01 Richard Guenther <rguenther@suse.de>
4903 PR tree-optimization/47555
4905 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
4907 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
4909 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
4912 * config/lm32/t-lm32: Add multilib for all CPU options.
4914 2011-02-01 Richard Guenther <rguenther@suse.de>
4916 PR tree-optimization/47541
4917 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4918 sure to have a field at offset zero.
4920 2011-01-31 Joseph Myers <joseph@codesourcery.com>
4922 * config/arc/arc.opt (EB, EL): New Driver options.
4924 2011-01-31 Joseph Myers <joseph@codesourcery.com>
4926 * config/alpha/osf5.opt: New.
4927 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
4929 2011-01-31 Joseph Myers <joseph@codesourcery.com>
4931 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
4933 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
4935 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
4937 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
4938 is an alias of -floop-interchange and that it requires the
4939 Graphite infrastructure.
4940 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
4941 flag_loop_interchange based on the value of flag_tree_loop_linear.
4943 2011-01-31 Jakub Jelinek <jakub@redhat.com>
4944 Richard Guenther <rguenther@suse.de>
4946 PR tree-optimization/47538
4947 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
4948 type instead of r1type, except for comparisons. For right
4949 shifts and comparisons punt if there are mismatches in
4950 sizetype vs. non-sizetype types.
4952 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4954 * doc/sourcebuild.texi (Effective-Target Keywords): Document
4957 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4959 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
4961 * configure: Regenerate.
4963 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4965 * configure.ac (gcc_cv_ld_static_option): Define.
4966 (gcc_cv_ld_dynamic_option): Define.
4967 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
4969 (HAVE_LD_STATIC_DYNAMIC): Update message.
4970 (LD_STATIC_OPTION): Define.
4971 (LD_DYNAMIC_OPTION): Define.
4972 * configure: Regenerate.
4973 * config.in: Regenerate.
4974 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
4975 HAVE_LD_STATIC_DYNAMIC]: Use them.
4977 2011-01-31 Nick Clifton <nickc@redhat.com>
4979 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
4980 registers inside interrupt handlers if the handler is not a leaf
4983 2011-01-31 Nick Clifton <nickc@redhat.com>
4985 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
4986 reg_renumber returning an INVALID_REGNUM.
4988 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
4991 * doc/install.texi: Document host options discarded when cross
4992 configuring target libraries.
4994 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
4997 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
5000 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
5002 (no_real_insns_p, schedule_block, set_priorities): Drop special
5003 treatment of boundary debug insns.
5004 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
5005 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
5006 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
5007 (BOUNDARY_DEBUG_INSN_P): Likewise.
5008 (SCHEDULE_DEBUG_INSN_P): Likewise.
5009 * sched-rgn.c (init_ready_list): Drop special treatment of
5010 boundary debug insns.
5011 * final.c (rest_of_clean-state): Clear notes' BB.
5013 2011-01-31 Alan Modra <amodra@gmail.com>
5015 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
5016 toc relative expressions as we do in print_operand_address.
5018 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
5020 * doc/extend.texi: Follow spelling conventions.
5021 * doc/invoke.texi: Fix a typo.
5023 2011-01-30 Joseph Myers <joseph@codesourcery.com>
5025 * config/hpux11.opt: New.
5026 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
5027 ia64*-*-hpux*): Use hpux11.opt.
5029 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
5031 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
5034 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
5036 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
5039 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
5041 * doc/install.texi (Binaries): Remove outdated reference for
5042 Motorola 68HC11/68HC12 downloads.
5044 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
5046 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
5049 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
5052 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
5055 2011-01-28 Ahmad Sharif <asharif@google.com>
5057 * value-prof.c (check_counter): Corrected error message.
5059 2011-01-29 Jie Zhang <jie@codesourcery.com>
5061 * config/arm/arm.c (arm_legitimize_reload_address): New.
5062 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
5063 arm_legitimize_reload_address.
5064 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
5066 2011-01-28 Ian Lance Taylor <iant@google.com>
5068 * godump.c (go_define): Ignore macros whose definitions include
5069 two adjacent operands.
5071 2011-01-28 Jakub Jelinek <jakub@redhat.com>
5074 * varasm.c (force_const_mem): Store copy of x in desc->constant
5075 instead of x itself.
5076 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
5077 itself into REG_EQUAL note.
5079 2011-01-28 Joseph Myers <joseph@codesourcery.com>
5081 * config/freebsd.opt (posix, rdynamic): New Driver options.
5083 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5085 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
5087 * configure: Regenerate.
5089 2011-01-27 Joseph Myers <joseph@codesourcery.com>
5091 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
5092 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
5094 2011-01-27 Anatoly Sokolov <aesok@post.ru>
5096 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
5097 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
5098 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
5099 (s390_preferred_reload_class): Make static. Change return and
5100 'rclass' argument type to reg_class_t.
5102 2011-01-27 Jan Hubicka <jh@suse.cz>
5105 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
5106 (process_function_and_variable_attributes): Check defined weakrefs.
5108 2011-01-27 Martin Jambor <mjambor@suse.cz>
5110 PR tree-optimization/47228
5111 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
5112 build_ref_for_offset.
5114 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5116 * config/spu/spu-elf.h (ASM_SPEC): Remove.
5118 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
5120 PR rtl-optimization/46856
5121 * postreload.c (reload_combine_recognize_const_pattern): Do not
5122 separate cc0 setter and user on cc0 targets.
5124 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
5127 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
5128 passed a VOID_TYPE expression, immediately emit an error and
5129 return error_mark_node.
5131 2011-01-26 Jeff Law <law@redhat.com>
5133 PR rtl-optimization/47464
5134 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
5135 rather than may_trap_p as needed.
5137 2011-01-26 DJ Delorie <dj@redhat.com>
5139 PR rtl-optimization/46878
5140 * combine.c (insn_a_feeds_b): Check for the implicit cc0
5141 setter/user dependency as well.
5143 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
5145 PR rtl-optimization/44469
5146 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
5147 after removing trivially dead basic blocks.
5149 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5151 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
5152 * config/frv/frv.h (LINK_SPEC): Likewise.
5153 * config/i386/netware.h (LINK_SPEC): Likewise.
5154 * config/m68k/linux.h (ASM_SPEC): Likewise.
5155 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
5156 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5157 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5158 * config/sparc/linux.h (ASM_SPEC): Likewise.
5159 * config/sparc/linux64.h (ASM_SPEC): Likewise.
5160 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
5162 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5164 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
5165 * config/frv/frv.h (ASM_SPEC): Likewise.
5166 * config/m68k/linux.h (ASM_SPEC): Likewise.
5167 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
5168 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
5169 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5170 * config/sparc/linux.h (ASM_SPEC): Likewise.
5171 * config/sparc/linux64.h (ASM_SPEC): Likewise.
5172 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
5174 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5176 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
5177 * config/frv/frv.h (LINK_SPEC): Likewise.
5178 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5180 2011-01-26 Joseph Myers <joseph@codesourcery.com>
5182 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
5183 * config/frv/frv.h (ASM_SPEC): Likewise.
5184 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
5185 * config/m68k/linux.h (ASM_SPEC): Likewise.
5186 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
5187 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
5188 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5189 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
5190 * config/sparc/linux.h (ASM_SPEC): Likewise.
5191 * config/sparc/linux64.h (ASM_SPEC): Likewise.
5192 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
5193 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
5195 2011-01-26 Steve Ellcey <sje@cup.hp.com>
5198 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
5200 (vec_extract_evenodd_help): Ditto.
5201 (vec_extract_evenv4hi): Ditto.
5202 (vec_extract_oddv4hi): Ditto.
5203 (vec_interleave_lowv2si): Ditto.
5204 (vec_interleave_highv2si): Ditto.
5205 (vec_extract_evenv2si): Ditto.
5206 (vec_extract_oddv2si: Ditto.
5207 (vec_pack_trunc_v2si): Ditto.
5209 2011-01-22 Jan Hubicka <jh@suse.cz>
5212 * cgraph.h (cgraph_local_info): New field can_change_signature.
5213 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
5214 signature can change.
5215 (ipcp_estimate_growth): Call sequence simplify only if calle signature
5217 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
5218 (cgraph_function_versioning): We can not change signature of functions
5219 that don't allow that.
5220 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
5221 (lto_input_node): Likewise.
5222 * ipa-inline.c (compute_inline_parameters): Compute
5223 local.can_change_signature.
5224 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
5225 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
5226 functions that can not change signature.
5227 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
5228 init_cumulative_args): Do not use local calling conventions
5229 for functions that can not change signature.
5231 2011-01-22 Jan Hubicka <jh@suse.cz>
5233 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
5235 2011-01-26 Richard Guenther <rguenther@suse.de>
5237 PR tree-optimization/47190
5238 * cgraphunit.c (process_common_attributes): New function.
5239 (process_function_and_variable_attributes): Use it.
5241 2011-01-26 Richard Guenther <rguenther@suse.de>
5244 * cgraphbuild.c (record_eh_tables): Record reference to personality
5247 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
5250 * sel-sched.c (moveup_expr): Don't let debug insns prevent
5251 non-debug insns from moving up.
5253 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
5256 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
5257 t-dlldir{,-x} fragment for build and add it to tmake_file.
5258 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5259 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
5260 * config/i386/t-dlldir: New file.
5261 (SHLIB_DLLDIR): Define.
5262 * config/i386/t-dlldir-x: New file.
5263 (SHLIB_DLLDIR): Define.
5264 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
5265 (SHLIB_INSTALL): Use it.
5267 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
5270 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
5271 lower bound of the allowed Thumb-2 coprocessor load/store
5272 index range to -256. Add explaining comment.
5274 2011-01-25 Ian Lance Taylor <iant@google.com>
5276 * godump.c (go_define): Improve lexing of macro expansion to only
5277 accept expressions which match Go spec.
5279 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
5282 * tree.c (handle_dll_attribute): Handle it.
5283 * doc/extend.texi (@item dllexport): Mention it.
5284 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
5286 2011-01-25 Ian Lance Taylor <iant@google.com>
5288 PR tree-optimization/26854
5289 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
5290 (decl_jump_unsafe): Move higher in file, with no other change.
5291 (bind): Set has_jump_unsafe_decl if appropriate.
5292 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
5293 (check_earlier_gotos): Likewise.
5294 (c_check_switch_jump_warnings): Likewise.
5296 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
5298 * doc/invoke.texi (Warning Options): Add missing hyphen.
5299 (-fprofile-dir): Minor grammatical fixes.
5300 (-fbranch-probabilities): Likewise.
5302 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
5306 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
5308 (no_real_insns_p, schedule_block, set_priorities): Drop special
5309 treatment of boundary debug insns.
5310 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
5311 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
5312 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
5313 (BOUNDARY_DEBUG_INSN_P): Likewise.
5314 (SCHEDULE_DEBUG_INSN_P): Likewise.
5315 * sched-rgn.c (init_ready_list): Drop special treatment of
5316 boundary debug insns.
5317 * final.c (rest_of_clean-state): Clear notes' BB.
5319 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5321 * Makefile.in (LAMBDA_H): Removed.
5322 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
5323 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
5324 lambda-trans.o, and tree-loop-linear.o.
5325 (lto-symtab.o): Remove dependence on LAMBDA_H.
5326 (tree-loop-linear.o): Remove rule.
5327 (lambda-mat.o): Same.
5328 (lambda-trans.o): Same.
5329 (lambda-code.o): Same.
5330 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
5331 (tree-vect-slp.o): Same.
5332 * hwint.h (gcd): Moved here.
5333 (least_common_multiple): Same.
5334 * lambda-code.c: Removed.
5335 * lambda-mat.c: Removed.
5336 * lambda-trans.c: Removed.
5337 * lambda.h: Removed.
5338 * tree-loop-linear.c: Removed.
5339 * lto-symtab.c: Do not include lambda.h.
5340 * omega.c (gcd): Removed.
5341 * passes.c (init_optimization_passes): Remove pass_linear_transform.
5342 * tree-data-ref.c (print_lambda_vector): Moved here.
5343 (lambda_vector_copy): Same.
5344 (lambda_matrix_copy): Same.
5345 (lambda_matrix_id): Same.
5346 (lambda_vector_first_nz): Same.
5347 (lambda_matrix_row_add): Same.
5348 (lambda_matrix_row_exchange): Same.
5349 (lambda_vector_mult_const): Same.
5350 (lambda_vector_negate): Same.
5351 (lambda_matrix_row_negate): Same.
5352 (lambda_vector_equal): Same.
5353 (lambda_matrix_right_hermite): Same.
5354 * tree-data-ref.h: Do not include lambda.h.
5355 (lambda_vector): Moved here.
5356 (lambda_matrix): Same.
5357 (dependence_level): Same.
5358 (lambda_transform_legal_p): Removed declaration.
5359 (lambda_collect_parameters): Same.
5360 (lambda_compute_access_matrices): Same.
5361 (lambda_vector_gcd): Same.
5362 (lambda_vector_new): Same.
5363 (lambda_vector_clear): Same.
5364 (lambda_vector_lexico_pos): Same.
5365 (lambda_vector_zerop): Same.
5366 (lambda_matrix_new): Same.
5367 * tree-flow.h (least_common_multiple): Removed declaration.
5368 * tree-parloops.c (lambda_trans_matrix): Moved here.
5370 (LTM_ROWSIZE): Same.
5371 (LTM_COLSIZE): Same.
5372 (LTM_DENOMINATOR): Same.
5373 (lambda_trans_matrix_new): Same.
5374 (lambda_matrix_vector_mult): Same.
5375 (lambda_transform_legal_p): Same.
5376 * tree-pass.h (pass_linear_transform): Removed declaration.
5377 * tree-ssa-loop.c (tree_linear_transform): Removed.
5378 (gate_tree_linear_transform): Removed.
5379 (pass_linear_transform): Removed.
5380 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
5381 flag_loop_interchange.
5383 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5385 PR tree-optimization/47265
5386 PR tree-optimization/47443
5387 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
5388 if name still has some uses.
5390 2011-01-25 Martin Jambor <mjambor@suse.cz>
5392 PR tree-optimization/47382
5393 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
5394 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
5396 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
5398 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
5399 sjlj_except_unwind_info.
5401 2011-01-25 Richard Guenther <rguenther@suse.de>
5403 PR tree-optimization/47426
5404 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
5405 visible functions results escape.
5407 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5410 * config/arm/arm.c (any_sibcall_uses_r3): New function.
5411 (arm_get_frame_offsets): Use it.
5413 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5414 Jakub Jelinek <jakub@redhat.com>
5416 PR tree-optimization/47271
5417 * tree-if-conv.c (bb_postdominates_preds): New.
5418 (if_convertible_bb_p): Call bb_postdominates_preds.
5419 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
5420 (predicate_scalar_phi): Call bb_postdominates_preds.
5422 2011-01-25 Nick Clifton <nickc@redhat.com>
5424 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
5425 * config/rx/rx.c (rx_function_value): Likewise.
5426 (rx_promote_function_mode): Likewise.
5427 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
5428 in order to make it legitimate.
5429 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
5430 make sure that the first operand is the same as the result register.
5431 (addsi3_unspec): Delete.
5432 (subdi3): Do not accept immediate operands.
5433 (subdi3_internal): Likewise.
5435 2011-01-25 Jeff Law <law@redhat.com>
5437 PR rtl-optimization/37273
5438 * ira-costs.c (scan_one_insn): Detect constants living in memory and
5439 handle them like argument loads from stack slots. Do not double
5440 count memory for memory constants and argument loads from stack slots.
5442 2011-01-25 Jakub Jelinek <jakub@redhat.com>
5444 PR tree-optimization/47427
5445 PR tree-optimization/47428
5446 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5447 coalesce if the new root var would be TREE_READONLY.
5449 2011-01-25 Richard Guenther <rguenther@suse.de>
5452 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
5453 correct type for TBAA.
5455 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5457 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
5458 (close_phi_written_to_memory): Call for_each_index with
5459 dr_indices_valid_in_loop.
5461 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5463 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
5464 when it is initialized.
5466 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5468 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
5469 call to graphite_find_data_references_in_stmt.
5470 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
5471 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
5472 call to graphite_find_data_references_in_stmt.
5473 (analyze_drs_in_stmts): Same.
5474 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
5475 in which the scalar analysis of indices is performed.
5476 (create_data_ref): Same. Update call to dr_analyze_indices.
5477 (find_data_references_in_stmt): Update call to create_data_ref.
5478 (graphite_find_data_references_in_stmt): Same.
5479 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
5481 (create_data_ref): Same.
5482 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
5483 call to create_data_ref.
5485 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5487 * graphite-sese-to-poly.c (build_poly_scop): Move
5488 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
5490 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5492 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
5493 VAR_DECL, PARM_DECL, and RESULT_DECL.
5495 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5497 * graphite-dependences.c (reduction_dr_1): Allow several reductions
5499 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
5500 that have already been marked as PBB_IS_REDUCTION.
5502 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5504 * graphite-scop-detection.c (same_close_phi_node): New.
5505 (remove_duplicate_close_phi): New.
5506 (make_close_phi_nodes_unique): New.
5507 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
5509 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5511 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
5512 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
5513 of both data references to be the same.
5515 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5517 * graphite-dependences.c (build_lexicographical_constraint): Remove
5519 (build_lexicographical_constraint): Adjust call to
5520 ppl_powerset_is_empty.
5521 (dependence_polyhedron): Same.
5522 (graphite_legal_transform_dr): Same.
5523 (graphite_carried_dependence_level_k): Same.
5524 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
5526 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
5528 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5530 * graphite-sese-to-poly.c
5531 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
5532 (close_phi_written_to_memory): New.
5533 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
5536 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5538 * doc/install.texi: Update the expected version number of PPL to 0.11.
5539 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
5540 #if PPL_VERSION_MINOR < 11.
5542 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5544 * graphite-dependences.c: Include graphite-cloog-util.h.
5545 (new_poly_ddr): Inlined into dependence_polyhedron.
5546 (free_poly_ddr): Moved close by new_poly_ddr.
5547 (dependence_polyhedron_1): Renamed dependence_polyhedron.
5548 Early return NULL when ppl_powerset_is_empty returns true.
5549 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
5550 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
5551 (graphite_legal_transform_dr): Call new_poly_ddr.
5552 (graphite_carried_dependence_level_k): Same.
5553 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
5554 (dot_transformed_deps_stmt_1): Removed.
5555 (dot_deps_stmt_1): Call dot_deps_stmt_2.
5556 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
5557 (dot_deps_1): Call dot_deps_2.
5558 * Makefile.in (graphite-dependences.o): Add missing dependence on
5559 graphite-cloog-util.h.
5561 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5563 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
5564 (build_lexicographical_constraint): Same.
5565 (dependence_polyhedron_1): Same.
5566 (graphite_legal_transform_dr): Same.
5567 (graphite_carried_dependence_level_k): Same.
5568 * graphite-ppl.c (ppl_powerset_is_empty): New.
5569 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
5570 * tree-data-ref.c (dump_data_reference): Print the basic block index.
5572 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5574 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
5575 the "a followed by b" relation and document it.
5577 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5579 * graphite-dependences.c (build_lexicographical_constraint): Stop the
5580 iteration when the bag of constraints is empty.
5582 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5584 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
5586 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5588 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
5589 nest and two loop depths as parameters.
5590 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
5591 lst_perfect_nestify.
5593 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5595 * graphite-dependences.c (print_pddr): Call
5596 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
5598 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
5600 * graphite-ppl.c (debug_gmp_value): New.
5601 * graphite-ppl.h (debug_gmp_value): Declared.
5603 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
5605 * doc/install.texi: Document availability of cloog-0.16.
5607 2011-01-25 Vladimir Kargov <kargov@gmail.com>
5609 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
5610 invalid postdominance info.
5612 2011-01-24 Jan Hubicka <jh@suse.cz>
5615 * doc/extend.texi (weak pragma): Drop claim that it must
5616 appear before definition.
5617 * varasm.c (merge_weak, declare_weak): Only sanity check
5618 that DECL is not output at a time it is declared weak.
5620 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
5622 * machmode.def: Fixed comments.
5624 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
5626 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
5628 2011-01-24 Paul Koning <ni1d@arrl.net>
5630 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
5633 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
5636 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
5637 (block_info): Add scanned and prev.
5638 (move_or_delete_vzeroupper_2): Return if the basic block
5639 has been scanned and the upper 128bit state is unchanged
5641 (move_or_delete_vzeroupper_1): Return true if the exit
5643 (move_or_delete_vzeroupper): Visit basic blocks using the
5644 work-list based algorithm based on vt_find_locations in
5647 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
5649 2011-01-24 Nick Clifton <nickc@redhat.com>
5651 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
5652 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
5653 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
5654 then define __v850e1__.
5655 * doc/invoke.texi: Document -mv850es.
5657 2011-01-24 Richard Henderson <rth@redhat.com>
5659 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
5660 compound unordered comparisons.
5661 * config/rx/rx.c (rx_split_fp_compare): Remove.
5662 * config/rx/rx-protos.h: Update.
5663 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
5664 (cbranchsf4): Don't call rx_split_fp_compare.
5665 (*cbranchsf4): Use rx_split_cbranch.
5666 (*cmpsf): Don't accept "i" constraint.
5667 (*conditional_branch): Only valid after reload.
5668 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
5670 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5673 * config/rs6000/altivec.md (vector constant splitters): Add
5674 support for creating vector single precision constants if -mvsx is
5675 used and we would create the constant using Altivec primitives.
5677 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
5678 Richard Sandiford <rdsandiford@googlemail.com>
5680 PR rtl-optimization/47166
5681 * reload1.c (emit_reload_insns): Disable the spill_reg_store
5682 mechanism for PRE_MODIFY and POST_MODIFY.
5683 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
5686 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
5688 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
5690 2011-01-22 Jan Hubicka <jh@suse.cz>
5693 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
5695 2011-01-22 Jan Hubicka <jh@suse.cz>
5697 PR tree-optimization/43884
5699 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
5700 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
5702 2011-01-22 Anatoly Sokolov <aesok@post.ru>
5704 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
5705 * config/s390/s390.c (s390_register_move_cost,
5706 s390_memory_move_cost): New.
5707 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
5709 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5712 * except.c (sjlj_assign_call_site_values): Move setting the
5713 crtl->uses_eh_lsda flag to ...
5714 (sjlj_mark_call_sites): ... here.
5715 (sjlj_emit_function_enter): Support NULL dispatch label.
5716 (sjlj_build_landing_pads): In a function with no landing pads
5717 that still has must-not-throw regions, generate code to register
5718 a personality function with empty LSDA.
5720 2011-01-21 Richard Henderson <rth@redhat.com>
5722 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
5724 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
5726 * compare-elim.c: New file.
5727 * Makefile.in (OBJS-common): Add it.
5728 (compare-elim.o): New.
5729 * common.opt (fcompare-elim): New.
5730 * opts.c (default_options_table): Add OPT_fcompare_elim.
5731 * tree-pass.h (pass_compare_elim_after_reload): New.
5732 * passes.c (init_optimization_passes): Add it.
5733 * recog.h: Protect against re-inclusion.
5734 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
5735 * doc/invoke.texi (-fcompare-elim): Document it.
5736 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
5737 * doc/tm.texi: Rebuild.
5739 2011-01-22 Nick Clifton <nickc@redhat.com>
5741 * config/rx/rx.md (cstoresf4): Pass comparison operator to
5742 rx_split_fp_compare.
5744 2011-01-22 Nick Clifton <nickc@redhat.com>
5746 * config/rx/rx.md (UNSPEC_CONST): New.
5747 (deallocate_and_return): Wrap the amount popped off the stack in
5748 an UNSPEC_CONST in order to stop it being rejected by
5749 -mmax-constant-size.
5750 (pop_and_return): Add a "(return)" rtx.
5751 (call): Drop the immediate operand.
5752 (call_internal): Likewise.
5753 (call_value): Likewise.
5754 (call_value_internal): Likewise.
5755 (sibcall_internal): Likewise.
5756 (sibcall_value_internal): Likewise.
5757 (sibcall): Likewise. Generate an explicit call using
5759 (sibcall_value): Likewise.
5760 (mov<>): FAIL if a constant operand is not legitimate.
5761 (addsi3_unpsec): New pattern.
5763 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
5764 (ok_for_max_constant): New function.
5765 (gen_safe_add): New function.
5766 (rx_expand_prologue): Use gen_safe_add.
5767 (rx_expand_epilogue): Likewise.
5768 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
5771 2011-01-21 Jeff Law <law@redhat.com>
5773 PR tree-optimization/47053
5774 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
5775 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
5776 statements are deleted.
5777 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
5778 is nonempty, then purge dead edges and cleanup the CFG.
5780 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
5784 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
5786 * tree-dfa.c (create_var_ann): Mark variable as used.
5788 2011-01-21 Jakub Jelinek <jakub@redhat.com>
5791 * except.c (convert_to_eh_region_ranges): Emit queued no-region
5792 notes from other section in hot/cold partitioning even if
5793 last_action is -3. Increment call_site_base.
5795 PR rtl-optimization/47366
5796 * fwprop.c (forward_propagate_into): Return bool. If
5797 any changes are made, -fnon-call-exceptions is used and
5798 REG_EH_REGION note is present, call purge_dead_edges
5799 and return true if it purged anything.
5800 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
5801 any EH edges were purged.
5803 2011-01-21 Jeff Law <law@redhat.com>
5805 PR rtl-optimization/41619
5806 * caller-save.c (setup_save_areas): Break out code to determine
5807 which hard regs are live across calls by examining the reload chains
5808 so that it is always used.
5809 Eliminate code which checked REG_N_CALLS_CROSSED.
5811 2011-01-21 Jakub Jelinek <jakub@redhat.com>
5813 PR tree-optimization/47355
5814 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
5815 NOP has non-debug uses beyond PHIs in new_bb.
5817 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
5820 * cfgexpand.c (account_used_vars_for_block): Only account vars
5821 that are annotated as used.
5822 (estimated_stack_frame_size): Don't set TREE_USED.
5823 * tree-dfa.c (create_var_ann): Mark variable as used.
5825 2011-01-21 Richard Guenther <rguenther@suse.de>
5828 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
5830 2011-01-21 Richard Guenther <rguenther@suse.de>
5832 PR tree-optimization/47365
5833 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
5834 (vn_reference_lookup_pieces): Adjust.
5835 (vn_reference_lookup): Likewise.
5836 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
5837 (vn_reference_lookup_3): Only look through kills if in
5838 VN_WALKREWRITE mode.
5839 (vn_reference_lookup_pieces): Adjust.
5840 (vn_reference_lookup): Likewise.
5841 (visit_reference_op_load): Likewise.
5842 (visit_reference_op_store): Likewise.
5843 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
5844 (compute_avail): Likewise.
5845 (eliminate): Likewise.
5847 2011-01-21 Jakub Jelinek <jakub@redhat.com>
5849 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
5850 DECL_IGNORED_P non-reg vars if they are used.
5852 PR tree-optimization/47391
5853 * varpool.c (const_value_known_p): Return false if
5856 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
5859 * config/i386/i386.c (ix86_local_alignment): Handle
5860 case for va_list_type_node is nil.
5861 (ix86_canonical_va_list_type): Likewise.
5863 2011-01-21 Alan Modra <amodra@gmail.com>
5865 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
5866 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
5868 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5870 * config/arm/arm.md (define_attr type): Rename f_load
5871 and f_store to f_fpa_load and f_fpa_store. Update.
5872 (write_conflict): Deal with rename fallout.
5873 (*push_fp_multi): Likewise.
5874 * config/arm/fpa.md (f_load): Use f_fpa_load.
5875 (f_store): Use f_fpa_store.
5876 (*movsf_fpa): Likewise.
5877 (*movdf_fpa): Likewise.
5878 (*movxf_fpa): Likewise.
5879 (*thumb2_movsf_fpa): Likewise.
5880 (*thumb2_movdf_fpa): Likewise.
5881 (*thumb2_movxf_fpa): Likewise.
5882 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
5883 f_loadd and f_stored.
5884 (*thumb2_movdi_vfp): Likewise.
5885 (*thumb2_movsf_vfp): Fix attribute to f_loads.
5886 (*thumb2_movsi_vfp): Likewise.
5887 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
5888 Use f_loads instead of f_load.
5889 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
5891 2011-01-20 Anatoly Sokolov <aesok@post.ru>
5893 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
5894 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
5895 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
5896 (xtensa_mode_dependent_address_p): New function.
5897 (constantpool_address_p): Make static. Change return type to bool.
5898 Change argument type to const_rtx. Use CONST_INT_P predicate.
5900 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
5903 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
5905 2011-01-20 Jakub Jelinek <jakub@redhat.com>
5908 * cfgexpand.c (expand_debug_expr): Instead of generating
5909 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
5912 2011-01-20 Richard Guenther <rguenther@suse.de>
5915 * tree-inline.c (remap_gimple_op_r): Recurse manually for
5916 the pointer operand of MEM_REFs.
5918 2011-01-20 Jakub Jelinek <jakub@redhat.com>
5920 PR tree-optimization/46130
5921 * ipa-split.c (consider_split): If return_bb contains non-virtual
5922 PHIs other than for retval or if split_function would not adjust it,
5925 2011-01-20 Richard Guenther <rguenther@suse.de>
5927 PR tree-optimization/47167
5928 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5929 Revert previous change, only avoid enumeral type changes.
5931 2011-01-19 Mike Stump <mikestump@comcast.net>
5933 * doc/tm.texi.in (BRANCH_COST): Englishify.
5934 * doc/tm.texi (BRANCH_COST): Likewise.
5936 2011-01-19 Dodji Seketeli <dodji@redhat.com>
5939 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
5940 (gen_scheduled_generic_parms_dies): New functions.
5941 (gen_struct_or_union_type_die): Schedule template parameters DIEs
5942 generation for the end of CU compilation.
5943 (dwarf2out_finish): Generate template parameters DIEs here.
5945 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
5948 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
5949 debug bind stmt on merge edges.
5951 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
5955 * function.c (instantiate_expr): Instantiate incoming rtl of
5956 implicit arguments, and recurse on VALUE_EXPRs.
5957 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
5958 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
5960 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
5962 * c-parser.c (c_parser_for_statement): Initialize
5963 collection_expression.
5965 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5967 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
5969 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5971 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
5972 (LINK_SHLIB_SPEC): Don't use %(link_path).
5973 (SUBTARGET_EXTRA_SPECS): Remove link_path.
5975 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5977 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
5978 (NO_SHARED_LIB_SUPPORT): Remove.
5979 (LINK_SHLIB_SPEC): Remove one conditional definition.
5981 2011-01-19 Joseph Myers <joseph@codesourcery.com>
5983 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
5985 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
5986 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
5987 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
5988 %{call_shared} and conditionals on these options not being passed.
5989 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
5992 2011-01-19 Jakub Jelinek <jakub@redhat.com>
5994 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
5997 * ipa-split.c: Spelling fixes.
5999 2011-01-19 Richard Henderson <rth@redhat.com>
6001 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
6002 (*mulsi3): Likewise.
6004 * longlong.h [__mn10300__] (count_leading_zeros): New.
6005 [__mn10300__] (umul_ppmm, smul_ppmm): New.
6006 [__mn10300__] (add_ssaaaa, subddmmss): New.
6007 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
6008 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
6010 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6012 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
6014 2011-01-19 Richard Henderson <rth@redhat.com>
6016 * config/mn10300/mn10300.md (addsi3_flags): New.
6017 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
6018 (subsi3_flags, subc_internal, subdi3): New.
6019 (subdi3_internal, *subdi3_degenerate): New.
6020 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
6022 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
6023 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
6024 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
6025 * config/mn10300/mn10300-protos.h: Update.
6026 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
6027 (return_ret): Likewise. Rename from return_internal_regs.
6028 (return_internal): Remove.
6030 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
6031 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
6032 (mn10300_legitimate_constant_p): Likewise.
6033 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
6034 (mn10300_frame_size): New.
6035 (mn10300_expand_prologue): Use it.
6036 (mn10300_expand_epilogue): Likewise.
6037 (mn10300_initial_offset): Likewise.
6038 * config/mn10300/mn10300-protos.h: Update.
6039 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
6040 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
6041 (prologue, epilogue, return_internal): Tidy output code.
6042 (mn10300_store_multiple_operation, return): Likewise.
6043 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
6044 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
6045 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
6046 (load_pic, am33_load_pic): New.
6047 (mn10300_load_pic0, mn10300_load_pic1): New.
6049 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
6050 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
6051 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
6052 (cc_flags_for_mode, cc_flags_for_code): New.
6053 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
6054 overflow flag is not valid. Validate that the flags we need
6055 for the comparison are valid.
6056 (mn10300_output_cmp): Remove.
6057 (mn10300_output_add): New.
6058 (mn10300_select_cc_mode): Use cc_flags_for_code.
6059 (mn10300_split_cbranch): New.
6060 (mn10300_match_ccmode): New.
6061 (mn10300_split_and_operand_count): New.
6062 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
6064 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
6065 (addsi3): ... here. Use mn10300_output_add.
6066 (*addsi3_flags): New.
6067 (*am33_subsi3, *mn10300_subsi3): Merge...
6068 (subsi3): ... here. Use attribute isa.
6069 (*subsi3_flags): New.
6070 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
6072 (*am33_andsi3, *mn10300_andsi3): Merge...
6074 (*andsi3_flags): New.
6075 (andsi3 splitters): New.
6076 (*am33_iorsi3, *mn10300_iorsi3): Merge...
6078 (*iorsi3_flags): New.
6079 (*am33_xorsi3, *mn10300_xorsi3): Merge...
6081 (*xorsi3_flags): New.
6082 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
6083 (one_cmplsi2): ... here.
6084 (*one_cmplsi2_flags): New.
6085 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
6086 instead of "dax" in constraints. Use mn10300_split_cbranch.
6087 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
6088 use matching constraints to eliminate a self-comparison.
6089 (*integer_conditional_branch): Rename from integer_conditional_branch.
6090 Use int_mode_flags to match CC_REG.
6091 (*cbranchsi4_btst, *btstsi): New.
6092 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
6093 mn10300_split_cbranch.
6094 (*am33_cmpsf): Rename from am33_cmpsf.
6095 (*float_conditional_branch): Rename from float_conditional_branch.
6096 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
6097 (zero_extendqisi2): ... here.
6098 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
6099 (zero_extendhisi2): ... here.
6100 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
6101 (extendqisi2): ... here.
6102 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
6103 (extendhisi2): ... here.
6104 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
6105 (ashlsi3): ... here.
6106 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
6107 (lshrsi3): ... here.
6108 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
6109 (ashrsi3): ... here.
6110 (consecutive add peephole): Remove.
6111 * config/mn10300/predicates.md (label_ref_operand): New.
6112 (int_mode_flags): New.
6113 (CCZN_comparison_operator): New.
6115 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
6116 (throughput_42_latency_43): New reservation.
6117 (mulsidi3, umulsidi3): New expanders.
6118 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
6119 the MDR register to allocation; separately allocate the low and
6120 high parts of the DImode result.
6121 (umulsidi3_internal): Similarly.
6122 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
6123 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
6124 (udivsi3, umodsi3): Remove.
6125 (udivmodsi4, divmodsi4): New expanders.
6126 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
6127 (*divmodsi4): Simiarly.
6128 (ext_internal): New.
6130 * config/mn10300/constraints.md ("z"): New constraint.
6131 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
6132 (FIXED_REGISTERS): Don't fix MDR.
6133 (CALL_USED_REGSITERS): Reformat nicely.
6134 (REG_ALLOC_ORDER): Add MDR.
6135 (enum regclass): Add MDR_REGS.
6136 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
6137 (IRA_COVER_CLASSES): Add MDR_REGS.
6138 (REGNO_REG_CLASS): Handle MDR_REG.
6139 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
6140 (mn10300_register_move_cost): Likewise.
6141 * config/mn10300/mn10300.md (MDR_REG): New.
6142 (*movsi_internal): Handle moves to/from MDR_REGS.
6144 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
6146 (mn10300_secondary_reload): Tidy combination reload classes.
6147 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
6148 addresses for AM33. Allow symbolic offsets for reg+imm.
6149 (mn10300_regno_in_class_p): New.
6150 (mn10300_legitimize_reload_address): New.
6151 * config/mn10300/mn10300.h (enum reg_class): Remove
6152 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
6153 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
6155 (REG_CLASS_NAMES): Update to match.
6156 (REG_CLASS_CONTENTS): Likewise.
6157 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
6158 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
6159 (REGNO_IN_RANGE_P): Remove.
6160 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
6161 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
6162 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
6163 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
6164 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
6165 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
6166 (REGNO_GENERAL_P): New.
6167 (HAVE_POST_MODIFY_DISP): New.
6168 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
6169 (LEGITIMIZE_RELOAD_ADDRESS): New.
6170 * config/mn10300/mn10300-protos.h: Update.
6172 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
6173 DATA_REGS for AM33 stack-pointer destination.
6174 (mn10300_preferred_output_reload_class): Likewise.
6175 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
6176 into a form appropriate for ...
6177 (TARGET_SECONDARY_RELOAD): New.
6178 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
6179 * config/mn10300/mn10300-protos.h: Update.
6180 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
6181 reload_insi; use the "A" constraint for the scratch; handle AM33
6182 moves of sp to non-address registers.
6184 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
6185 (*movqi_internal): ... here.
6186 (*am33_movhi, *mn10300_movhi): Merge into...
6187 (*movhi_internal): ... here.
6188 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
6189 as the source/destination of moves from/to SP.
6190 (movsf): Only allow for AM33-2.
6191 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
6192 any integer constant constraint. Only allow for AM33-2. Tidy
6193 all of the alternative outputs.
6194 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
6195 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
6197 (udivsi3, umodsi3): New patterns for MN103 only.
6199 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
6201 * doc/tm.texi.in: Spell out that a lack of register class unions
6203 * doc/tm.texi: Regenerate.
6205 2011-01-19 Jakub Jelinek <jakub@redhat.com>
6207 PR rtl-optimization/47337
6208 * dce.c (check_argument_store): New function.
6209 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
6211 PR tree-optimization/47290
6212 * tree-eh.c (infinite_empty_loop_p): New function.
6213 (cleanup_empty_eh): Use it.
6215 2011-01-18 Steve Ellcey <sje@cup.hp.com>
6218 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
6219 (a64_expand_widen_sum): Ditto.
6220 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
6221 (vec_extract_evenodd_help): Ditto.
6222 (vec_extract_evenv4hi): Ditto.
6223 (vec_extract_oddv4hi): Ditto.
6224 (vec_extract_evenv2si): Ditto.
6225 (vec_extract_oddv2si): Ditto.
6226 (vec_extract_evenv2sf): Ditto.
6227 (vec_extract_oddv2sf): Ditto.
6228 (vec_pack_trunc_v4hi: Ditto.
6229 (vec_pack_trunc_v2si): Ditto.
6230 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
6231 (vec_interleave_highv8qi): Ditto.
6233 (vec_extract_oddv8qi): Ditto.
6234 (vec_interleave_lowv4hi): Ditto.
6235 (vec_interleave_highv4hi): Ditto.
6236 (vec_interleave_lowv2si): Ditto.
6237 (vec_interleave_highv2si): Ditto.
6239 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6241 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
6242 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
6243 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
6244 (pa_c_mode_for_suffix): New.
6245 (TARGET_EXPAND_BUILTIN): Define.
6246 (TARGET_C_MODE_FOR_SUFFIX): Define.
6247 (pa_builtins): Define.
6248 (pa_init_builtins): Register __float128 type and init new support
6250 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
6251 * config/pa/quadlib.c (_U_Qfcopysign): New.
6253 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
6256 * explow.c (allocate_dynamic_stack_space): Do not assume more than
6257 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
6260 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6262 PR tree-optimization/47179
6263 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
6264 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
6266 2011-01-18 Richard Guenther <rguenther@suse.de>
6268 PR rtl-optimization/47216
6269 * emit-rtl.c: Include tree-flow.h.
6270 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
6271 of replicating it with different semantics.
6272 * Makefile.in (emit-rtl.o): Adjust.
6274 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6276 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
6277 (cortex_a9_dp): Handle neon types correctly.
6279 2011-01-18 Jakub Jelinek <jakub@redhat.com>
6281 PR rtl-optimization/47299
6282 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
6283 subtarget. Use normal multiplication if both operands are constants.
6284 * expmed.c (expand_widening_mult): Don't try to optimize constant
6285 multiplication if op0 has VOIDmode. Convert op1 constant to mode
6288 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6290 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
6291 spacing after 'e.g.', typos, comma, hyphenation.
6293 2011-01-17 Richard Henderson <rth@redhat.com>
6295 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
6296 (rx_restricted_mem_operand): New.
6297 (rx_shift_operand): Use register_operand.
6298 (rx_source_operand, rx_compare_operand): Likewise.
6299 * config/rx/rx.md (addsi3_flags): New expander.
6300 (adddi3): Rewrite as expander.
6301 (adc_internal, *adc_flags, adddi3_internal): New patterns.
6302 (subsi3_flags): New expander.
6303 (subdi3): Rewrite as expander.
6304 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
6306 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
6307 (rx_init_builtins): Remove sat builtin.
6308 (rx_expand_builtin): Likewise.
6309 * config/rx/rx.md (ssaddsi3): New.
6310 (*sat): Rename from sat. Represent the CC_REG input.
6312 * config/rx/predicates.md (rshift_operator): New.
6313 * config/rx/rx.c (rx_expand_insv): Remove.
6314 * config/rx/rx-protos.h: Update.
6315 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
6316 operand to the canonical position.
6317 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
6318 (*bitclr, *bitclr_in_memory): Similarly.
6319 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
6320 (insv): Retain the zero_extract in the expansion.
6322 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
6323 (bswaphi2, bitinvert, revw): Likewise.
6325 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
6326 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
6327 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
6328 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
6329 (bitset, bitset_in_memory): Likewise.
6330 (bitinvert, bitinvert_in_memory): Likewise.
6331 (bitclr, bitclr_in_memory): Likewise.
6332 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
6333 (rx_strend, rx_cmpstrn): Likewise.
6334 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
6335 (bitop peep2 patterns): Remove.
6337 * config/rx/rx.c (rx_match_ccmode): New.
6338 * config/rx/rx-protos.h: Update.
6339 * config/rx/rx.md (abssi2): Clobber, don't set flags.
6340 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
6341 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
6342 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
6343 (fix_truncsfsi2, floatsisf2): Likewise.
6344 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
6345 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
6346 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
6347 (*subsi3_flags, *xorsi3_flags): New.
6349 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
6351 * config/rx/rx.c (rx_print_operand): Remove workaround for
6352 unsplit comparison operations.
6354 * config/rx/rx.md (movsicc): Split after reload.
6355 (*movsicc): Merge *movsieq and *movsine via match_operator.
6356 (*stcc): New pattern.
6358 * config/rx/rx.c (rx_float_compare_mode): Remove.
6359 * config/rx/rx.h (rx_float_compare_mode): Remove.
6360 * config/rx/rx.md (cstoresi4): Split after reload.
6361 (*sccc): New pattern.
6363 * config/rx/predicates.md (label_ref_operand): New.
6364 (rx_z_comparison_operator): New.
6365 (rx_zs_comparison_operator): New.
6366 (rx_fp_comparison_operator): New.
6367 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
6368 Validate that the flags are set properly for the comparison.
6369 (rx_gen_cond_branch_template): Remove.
6370 (rx_cc_modes_compatible): Remove.
6371 (mode_from_flags): New.
6372 (flags_from_code): Rename from flags_needed_for_conditional.
6373 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
6374 (rx_select_cc_mode): Likewise.
6375 (rx_split_fp_compare): New.
6376 (rx_split_cbranch): New.
6377 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
6378 (*cbranchsi4): Use match_operator and rx_split_cbranch.
6379 (*cbranchsf4): Similarly.
6380 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
6381 match_operator and rx_split_cbranch.
6382 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
6383 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
6384 (*cmpsi): Rename from cmpsi.
6385 (*tstsi): Rename from tstsi.
6386 (*cmpsf): Rename from cmpsf; use CC_Fmode.
6387 (*conditional_branch): Rename from conditional_branch.
6388 (*reveresed_conditional_branch): Remove.
6389 (b<code>): Remove expander.
6390 * config/rx/rx-protos.h: Update.
6392 * config/rx/rx.c (rx_compare_redundant): Remove.
6393 * config/rx/rx.md (cmpsi): Don't use it.
6394 * config/rx/rx-protos.h: Update.
6396 * config/rx/rx-modes.def (CC_F): New mode.
6397 * config/rx/rx.c (rx_select_cc_mode): New.
6398 * config/rx/rx.h (SELECT_CC_MODE): Use it.
6399 * config/rx/rx-protos.h: Update.
6401 2011-01-17 Richard Henderson <rth@redhat.com>
6403 * except.c (dump_eh_tree): Fix stray ; after for statement.
6405 2011-01-17 Richard Guenther <rguenther@suse.de>
6407 PR tree-optimization/47313
6408 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
6409 handling before copying the body. Properly deal with
6410 by-reference result in SSA form.
6412 2011-01-17 Ian Lance Taylor <iant@google.com>
6415 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
6416 (struct_value_alias_set): Don't define.
6417 (sparc_option_override): Don't set sparc_sr_alias_set and
6418 struct_value_alias_set.
6419 (save_or_restore_regs): Use gen_frame_mem rather than calling
6421 (sparc_struct_value_rtx): Likewise.
6423 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
6426 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
6428 (_mm_maskstore_pd): Likewise.
6429 (_mm_maskload_ps): Likewise.
6430 (_mm_maskstore_ps): Likewise.
6431 (_mm256_maskload_pd): Change mask to __m256i.
6432 (_mm256_maskstore_pd): Likewise.
6433 (_mm256_maskload_ps): Likewise.
6434 (_mm256_maskstore_ps): Likewise.
6436 * config/i386/i386-builtin-types.def: Updated.
6437 (ix86_expand_special_args_builtin): Likewise.
6439 * config/i386/i386.c (bdesc_special_args): Update
6440 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
6441 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
6442 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
6443 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
6445 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
6446 Use <avxpermvecmode> on mask register.
6447 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
6449 2011-01-17 Olivier Hainque <hainque@adacore.com>
6450 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6451 Eric Botcazou <ebotcazou@adacore.com>
6454 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
6455 if <= USHRT_MAX in 32-bit mode.
6457 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6459 * doc/install.texi (Configuration, Specific): Wrap long
6460 lines in examples. Allow line wrapping in long options
6461 and URLs where beneficial for PDF output.
6463 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
6465 * config/mips/mips.c (mips_classify_symbol): Don't return
6466 SYMBOL_PC_RELATIVE for nonlocal labels.
6468 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
6470 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
6472 2011-01-15 Jan Hubicka <jh@suse.cz>
6474 PR tree-optimization/47276
6475 * ipa.c (function_and_variable_visibility): Do not try to mark alias
6476 declarations as needed.
6478 2011-01-15 Martin Jambor <mjambor@suse.cz>
6480 * common.opt (fdevirtualize): New flag.
6481 * doc/invoke.texi (Option Summary): Document it.
6482 * opts.c (default_options_table): Add devirtualize flag.
6483 * ipa-prop.c (detect_type_change): Return immediately if
6484 devirtualize flag is not set.
6485 (detect_type_change_ssa): Likewise.
6486 (compute_known_type_jump_func): Likewise.
6487 (ipa_analyze_virtual_call_uses): Likewise.
6489 2011-01-14 Martin Jambor <mjambor@suse.cz>
6491 PR tree-optimization/45934
6492 PR tree-optimization/46302
6493 * ipa-prop.c (type_change_info): New type.
6494 (stmt_may_be_vtbl_ptr_store): New function.
6495 (check_stmt_for_type_change): Likewise.
6496 (detect_type_change): Likewise.
6497 (detect_type_change_ssa): Likewise.
6498 (compute_complex_assign_jump_func): Check for dynamic type change.
6499 (compute_complex_ancestor_jump_func): Likewise.
6500 (compute_known_type_jump_func): Likewise.
6501 (compute_scalar_jump_functions): Likewise.
6502 (ipa_analyze_virtual_call_uses): Likewise.
6503 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
6505 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6507 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
6508 * config/i386/i386.opt (msse5): New Alias.
6510 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6512 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
6513 * config/sparc/linux64.h (CC1_SPEC): Likewise.
6514 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6515 * config/sparc/sparc.h (CC1_SPEC): Likewise.
6517 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6519 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
6521 * config/sparc/linux64.h (CC1_SPEC): Likewise.
6522 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6523 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
6524 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
6526 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
6528 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6530 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
6532 2011-01-14 Mike Stump <mikestump@comcast.net>
6534 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
6535 * config/fr30/fr30.md: Likweise
6536 (movsi_push): Likewise.
6537 (movsi_pop): Likewise.
6538 (enter_func): Likewise.
6539 * config/moxie/moxie.md (movsi_push): Likewise.
6540 (movsi_pop): Likewise.
6542 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6544 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
6545 %{no_archive} %{exact_version}.
6546 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
6547 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
6548 %{no_archive} %{exact_version}.
6549 * config/mips/openbsd.h (LINK_SPEC): Likewise.
6550 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
6551 * config/mips/vxworks.h: Likewise.
6553 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6555 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
6557 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6559 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
6560 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
6562 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6564 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
6567 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6569 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
6571 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
6572 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
6574 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
6575 Don't handle -shlib.
6577 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6579 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
6580 (CC1_SPEC): Don't handle -profile.
6582 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6584 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
6585 * config/mips/mips.h (CC1_SPEC): Likewise.
6587 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6589 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
6590 * config/mips/mips.h (CC1_SPEC): Likewise.
6592 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6594 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
6595 * config/m32r/linux.h (LINK_SPEC): Likewise.
6596 * config/mips/linux.h (LINK_SPEC): Likewise.
6597 * config/mips/linux64.h (LINK_SPEC): Likewise.
6598 * config/sparc/linux.h (LINK_SPEC): Likewise.
6599 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6600 LINK_SPEC): Likewise.
6601 * config/xtensa/linux.h (LINK_SPEC): Likewise.
6603 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6605 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
6607 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
6609 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6611 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
6612 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
6614 2011-01-14 Joseph Myers <joseph@codesourcery.com>
6616 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
6618 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6620 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
6621 supports -Bstatic/-Bdynamic.
6622 * configure: Regenerate.
6624 2011-01-14 Jan Hubicka <jh@suse.cz>
6625 Jack Howarth <howarth@bromo.med.uc.edu>
6628 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
6629 when checking debug_info_level. Test write_symbols instead of
6630 debug_hooks->var_location when setting flag_var_tracking_uninit.
6632 2011-01-14 Richard Guenther <rguenther@suse.de>
6634 PR tree-optimization/47179
6635 * target.def (ref_may_alias_errno): New target hook.
6636 * targhooks.h (default_ref_may_alias_errno): Declare.
6637 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
6638 (default_ref_may_alias_errno): New function.
6639 * target.h (struct ao_ref_s): Declare.
6640 * tree-ssa-alias.c: Include target.h.
6641 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
6642 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
6643 (targhooks.o): Likewise.
6644 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
6645 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
6647 2011-01-14 Richard Guenther <rguenther@suse.de>
6649 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
6651 2011-01-14 Richard Guenther <rguenther@suse.de>
6653 PR tree-optimization/47280
6654 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
6656 (tree_ssa_forward_propagate_single_use_vars): Deal with
6657 CFG changes from associate_plusminus.
6659 2011-01-14 Richard Guenther <rguenther@suse.de>
6663 2011-01-11 Richard Guenther <rguenther@suse.de>
6665 PR tree-optimization/46076
6666 * tree-ssa.c (useless_type_conversion_p): Conversions from
6667 unprototyped to empty argument list function types are useless.
6669 2011-01-14 Richard Guenther <rguenther@suse.de>
6671 PR tree-optimization/47286
6672 * tree-ssa-structalias.c (new_var_info): Register variables are global.
6674 2011-01-14 Martin Jambor <mjambor@suse.cz>
6677 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
6679 2011-01-13 Anatoly Sokolov <aesok@post.ru>
6681 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
6682 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
6683 * config/xtensa/xtensa.c (xtensa_libcall_value,
6684 xtensa_function_value_regno_p): New functions.
6685 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
6687 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
6690 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
6692 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
6693 New function prototype.
6694 * config/i386/winnt.c (i386_pe_assemble_visibility):
6695 Warn only if attribute was specified by user.
6697 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6700 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
6702 (floatunsdidf2_fcfidu): Ditto.
6704 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6706 * config/s390/s390.c (print_operand_address): Replace 'error' with
6707 'output_operand_lossage'.
6708 (print_operand): Likewise.
6710 2011-01-13 Jeff Law <law@redhat.com>
6712 PR rtl-optimization/39077
6713 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
6714 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
6715 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
6716 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
6717 * gcse.c (prune_insertions_deletions): New function.
6718 (compute_pre_data): Use it.
6720 2011-01-13 Dodji Seketeli <dodji@redhat.com>
6723 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
6725 (prune_unused_types_mark): Use it.
6727 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
6729 PR rtl-optimization/45352
6730 * sel-sched.c: Update copyright years.
6731 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
6732 in the advancing loop when we have issued issue_rate insns.
6734 2011-01-12 Richard Henderson <rth@redhat.com>
6736 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
6737 (TARGET_MD_ASM_CLOBBERS): New.
6739 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
6740 (TARGET_DELEGITIMIZE_ADDRESS): New.
6742 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
6743 (clzsi2, *bsch): New patterns.
6745 * config/mn10300/mn10300.md (INT): New mode iterator.
6746 (*mov<INT>_clr): New pattern, and peep2 to generate it.
6748 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
6749 flag_split_wide_types.
6751 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
6752 (mn10300_trampoline_init): Rewrite without a template, an immediate
6753 load and a direct branch.
6754 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
6756 2011-01-12 Anatoly Sokolov <aesok@post.ru>
6758 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
6759 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
6760 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
6761 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
6763 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
6766 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
6769 2011-01-12 Jan Hubicka <jh@suse.cz>
6772 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
6773 (PLUGIN_COND_CLOSE): New macro.
6774 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
6776 2011-01-12 Richard Guenther <rguenther@suse.de>
6779 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
6780 register variables in a MEM_REF.
6782 2011-01-12 Joseph Myers <joseph@codesourcery.com>
6784 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
6785 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
6786 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
6787 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
6788 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
6789 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
6790 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
6791 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
6792 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
6793 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
6794 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
6795 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
6796 * config/gnu-user.h: New. Copied from linux.h.
6797 (LINUX_TARGET_STARTFILE_SPEC): Rename to
6798 GNU_USER_TARGET_STARTFILE_SPEC.
6799 (LINUX_TARGET_ENDFILE_SPEC): Rename to
6800 GNU_USER_TARGET_ENDFILE_SPEC.
6801 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
6802 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
6803 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
6804 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
6805 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
6806 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
6807 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
6808 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
6809 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
6810 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
6811 * config/arm/linux-eabi.h (CC1_SPEC): Use
6812 GNU_USER_TARGET_CC1_SPEC.
6813 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
6814 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
6815 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
6816 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
6817 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
6818 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
6819 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
6820 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
6822 2011-01-12 Richard Guenther <rguenther@suse.de>
6825 * doc/invoke.texi (ffast-math): Document it is turned on
6828 2011-01-12 Jan Hubicka <jh@suse.cz>
6830 PR tree-optimization/47233
6831 * opts.c (common_handle_option): Disable ipa-reference with profile
6834 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
6836 * c-parser.c (c_parser_objc_at_property_declaration): Improved
6839 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
6841 * c-parser.c (c_lex_one_token): Updated and reindented some
6842 comments. No changes in code.
6844 2011-01-11 Ian Lance Taylor <iant@google.com>
6846 * godump.c (go_output_var): Don't output the variable if there is
6847 already a type with the same name.
6849 2011-01-11 Ian Lance Taylor <iant@google.com>
6851 * godump.c (go_format_type): Don't generate float80.
6853 2011-01-11 Richard Henderson <rth@redhat.com>
6855 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
6856 declaration. Rewrite for both speed and size.
6857 (mn10300_address_cost_1): Remove.
6858 (mn10300_register_move_cost): New.
6859 (mn10300_memory_move_cost): New.
6860 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
6861 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
6862 extensions, shifts, BSWAP, CLZ.
6863 (mn10300_wide_const_load_uses_clr): Remove.
6864 (TARGET_REGISTER_MOVE_COST): New.
6865 (TARGET_MEMORY_MOVE_COST): New.
6866 * config/mn10300/mn10300-protos.h: Update.
6867 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
6869 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
6870 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
6871 * config/mn10300/mn10300-protos.h: Update.
6872 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
6873 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
6874 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
6875 (*test_int_bitfield, *test_byte_bitfield): Remove.
6876 (*bit_test, *subreg_bit_test): Remove.
6877 * config/mn10300/predicates.md (const_8bit_operand): Remove.
6879 * config/mn10300/constraints.md ("c"): Rename from "A".
6880 ("A", "D"): New constraint letters.
6881 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
6882 (fmssf4, fnmasf4, fnmssf4): Likewise.
6884 * config/mn10300/mn10300.md (isa): New attribute.
6885 (enabled): New attribute.
6887 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
6888 (abssf2, negsf2): Define only for hardware fp.
6889 (sqrtsf2): Reformat.
6890 (addsf3, subsf3, mulsf3): Merge expander and insn.
6892 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
6893 (DEBUGGER_AUTO_OFFSET): Remove.
6894 (DEBUGGER_ARG_OFFSET): Remove.
6896 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
6897 Emit register stores with the same offsets as the hardware.
6898 (mn10300_store_multiple_operation): Don't check that the register
6899 save offsets are monotonic.
6900 * config/mn10300/mn10300-protos.h: Update.
6902 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
6904 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
6905 in terms of the value on the stack, not the MDR register.
6907 2011-01-11 Jan Hubicka <jh@suse.cz>
6911 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
6912 (symbol_alias_set_destroy, symbol_alias_set_contains,
6913 propagate_aliases_backward): Declare.
6914 * lto-streamer-out.c (struct sets): New sturcture.
6915 (trivally_defined_alias): New function.
6916 (output_alias_pair_p): Rewrite.
6917 (output_unreferenced_globals): Fix output of alias pairs.
6918 (produce_symtab): Likewise.
6919 * ipa.c (function_and_variable_visibility): Set weak alias destination
6921 * varasm.c (symbol_alias_set_t): Remove.
6922 (symbol_alias_set_destroy): Export.
6923 (propagate_aliases_forward, propagate_aliases_backward): New functions
6925 (compute_visible_aliases): ... this one; remove.
6926 (trivially_visible_alias): New
6927 (trivially_defined_alias): New.
6928 (remove_unreachable_alias_pairs): Rewrite.
6929 (finish_aliases_1): Reorganize code checking if alias is defined.
6930 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
6933 2011-01-11 Richard Guenther <rguenther@suse.de>
6935 PR tree-optimization/46076
6936 * tree-ssa.c (useless_type_conversion_p): Conversions from
6937 unprototyped to empty argument list function types are useless.
6939 2011-01-11 Richard Guenther <rguenther@suse.de>
6942 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
6943 volatile MEMs as MEM_READONLY_P.
6945 2011-01-11 Richard Guenther <rguenther@suse.de>
6947 PR tree-optimization/47239
6948 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
6950 2011-01-11 Jeff Law <law@redhat.com>
6952 PR tree-optimization/47086
6953 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
6954 IVs from statements that might throw.
6956 2011-01-10 Jan Hubicka <jh@suse.cz>
6959 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
6961 2011-01-10 Jan Hubicka <jh@suse.cz>
6964 * profile.c (read_profile_edge_counts): Ignore profile inconistency
6965 when correcting profile.
6967 2011-01-10 Jan Hubicka <jh@suse.cz>
6970 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
6972 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
6973 Restore DECL_FINI_PRIORITY.
6975 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6977 * doc/gimple.texi: Fix quoting of multi-word return values in
6978 @deftypefn statements. Ensure presence of return value. Wrap
6979 overlong @deftypefn lines.
6980 (is_gimple_operand, is_gimple_min_invariant_address): Remove
6981 descriptions of removed functions.
6982 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
6983 of multi-word return value in @deftypefn statement.
6985 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6987 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
6988 (Conditional Expressions, Logical Operators)
6989 (Statement and operand traversals): Do not indent smallexample
6990 code. Fix duplicate function argument in example.
6992 2011-01-10 Jeff Law <law@redhat.com>
6994 PR tree-optimization/47141
6995 * ipa-split.c (split_function): Handle case where we are
6996 returning a value and the return block has a virtual operand phi.
6998 2011-01-10 Jan Hubicka <jh@suse.cz>
7000 PR tree-optimization/47234
7001 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
7002 (pass_feedback_split_functions): Declare.
7003 * passes.c (init_optimization_passes): Add ipa-split as subpass of
7005 * ipa-split.c (gate_split_functions): Update comments; disable
7006 split-functions for profile_arc_flag and branch_probabilities.
7007 (gate_feedback_split_functions): New function.
7008 (execute_feedback_split_functions): New function.
7009 (pass_feedback_split_functions): New global var.
7011 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
7014 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
7015 calling gimple_call_set_cannot_inline.
7017 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
7019 * config/darwin-sections.def: Remove unused section.
7021 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
7024 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
7026 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
7029 * c-parser.c (c_parser_declaration_or_fndef): Improved
7032 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
7034 * config/i386/winnt.c (i386_pe_start_function): Make sure
7035 to switch back to function's section.
7037 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
7041 * plugin.c: Move include of dlfcn.h from here...
7042 * system.h: ... to here.
7044 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7046 * doc/cpp.texi (C++ Named Operators): Fix markup for header
7048 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
7049 two extra empty pages in PDF output.
7051 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
7054 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
7055 for error recovery purposes behave as if it was not specified so
7056 that the default type is usd.
7058 2011-01-07 Jan Hubicka <jh@suse.cz>
7060 PR tree-optmization/46469
7061 * ipa.c (function_and_variable_visibility): Clear needed flags on
7062 nodes with external decls; handle weakrefs merging correctly.
7064 2011-01-07 Joseph Myers <joseph@codesourcery.com>
7066 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
7069 2011-01-07 Jan Hubicka <jh@suse.cz>
7071 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
7072 and no longer claim that gold is required for linker plugin.
7073 * configure: Regenerate.
7074 * gcc.c (PLUGIN_COND): New macro.
7075 (LINK_COMMAND_SPEC): Use it.
7076 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
7077 * config.in (HAVE_LTO_PLUGIN): New.
7078 * configure.ac (--with-lto-plugin): New parameter; autodetect
7081 2011-01-07 Jan Hubicka <jh@suse.cz>
7083 PR tree-optimization/46367
7084 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
7085 when we can update original.
7086 (cgraph_mark_inline_edge): Sanity check.
7087 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
7089 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7091 * config/spu/spu.h (ASM_COMMENT_START): Define.
7093 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
7097 (SWITCH_KEEP_FOR_GCC): Likewise.
7098 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
7099 (do_spec_1): Handle "%>".
7101 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
7103 2011-01-07 Jakub Jelinek <jakub@redhat.com>
7106 * config/i386/i386.c (ix86_delegitimize_address): If
7107 simplify_gen_subreg fails, return orig_x.
7110 * value-prof.c (gimple_stringop_fixed_value): Handle
7111 lhs of the call properly.
7113 2011-01-07 Jan Hubicka <jh@suse.cz>
7116 * lto-opt.c (lto_reissue_options): Set flag_shlib.
7118 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
7120 * target.def (function_switched_text_sections): New hook.
7121 * doc/tm.texi: Regenerated.
7122 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
7123 * final.c (default_function_switched_text_sections): New.
7124 (final_scan_insn): Call function_switched_text_sections when a
7125 mid-function section change occurs.
7126 * output.h (default_function_switched_text_sections): Declare.
7127 * config/darwin-protos.h (darwin_function_switched_text_sections):
7129 * config/darwin.c (darwin_function_switched_text_sections): New.
7130 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
7132 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
7134 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
7135 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
7136 the secondary code fragment when outputting for DWARF == 2.
7138 2011-01-07 Anatoly Sokolov <aesok@post.ru>
7140 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
7141 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
7143 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
7144 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
7146 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
7149 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
7150 when it is not empty.
7152 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
7155 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
7156 (case ${target}): Add btver1.
7157 * config/i386/driver-i386.c (host_detect_local_cpu): Let
7158 -march=native recognize btver1 processors.
7159 * config/i386/i386-c.c (ix86_target_macros_internal): Add
7160 btver1 def_and_undef
7161 * config/i386/i386.c (struct processor_costs btver1_cost): New
7163 (m_BTVER1): New definition.
7164 (m_AMD_MULTIPLE): Includes m_BTVER1.
7165 (initial_ix86_tune_features): Add btver1 tune.
7166 (processor_target_table): Add btver1 entry.
7167 (static const char *const cpu_names): Add btver1 entry.
7168 (software_prefetching_beneficial_p): Add btver1.
7169 (ix86_option_override_internal): Add btver1 instruction sets.
7170 (ix86_issue_rate): Add btver1.
7171 (ix86_adjust_cost): Add btver1.
7172 * config/i386/i386.h (TARGET_BTVER1): New definition.
7173 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
7174 (enum processor_type): Add PROCESSOR_BTVER1.
7175 * config/i386/i386.md (define_attr "cpu"): Add btver1.
7177 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7180 * config/i386/i386.c (legitimize_tls_address)
7181 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
7182 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
7183 (tls_initial_exec_64_sun): New pattern.
7185 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
7187 * doc/invoke.texi (Overall Options): Improve wording and markup
7188 of the description of -wrapper.
7190 2011-01-06 Joseph Myers <joseph@codesourcery.com>
7192 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
7193 rdynamic, threads): New Driver options.
7195 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7198 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
7199 if coming from .tdata.
7200 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
7202 2011-01-06 Jan Hubicka <jh@suse.cz>
7205 * collect2.c (main): Do not enable LTOmode when plugin is active.
7207 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7210 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
7211 --version output if supported.
7212 * configure: Regenerate.
7214 2011-01-06 Joseph Myers <joseph@codesourcery.com>
7216 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
7219 2011-01-06 Jakub Jelinek <jakub@redhat.com>
7222 * c-convert.c (convert): When converting a complex expression
7223 other than COMPLEX_EXPR to a different complex type, ensure
7224 c_save_expr is called instead of save_expr, unless in_late_binary_op.
7225 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
7226 when converting COMPLEX_TYPE.
7228 2011-01-06 Ira Rosen <irar@il.ibm.com>
7230 PR tree-optimization/47139
7231 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
7232 only the last reduction value is used outside the loop. Update
7235 2011-01-05 Joseph Myers <joseph@codesourcery.com>
7237 * config/rtems.opt: New.
7238 * config.gcc (*-*-rtems*): Use rtems.opt.
7240 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
7242 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
7243 processors do not support 3DNow instructions.
7245 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7247 * config/spu/spu.c (spu_option_override): Set parameter
7248 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
7250 2011-01-05 Jan Hubicka <jh@suse.cz>
7252 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
7253 at the command line.
7255 2011-01-05 Martin Jambor <mjambor@suse.cz>
7258 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
7259 deltas on streamed outgoing edges.
7260 (output_node_opt_summary): Output info for outgoing edges only when
7261 the node is in new parameter set.
7262 (output_cgraph_opt_summary): New parameter set, passed to the two
7263 aforementioned functions. Update its forward declaration and its
7266 2011-01-05 Tom Tromey <tromey@redhat.com>
7268 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
7269 operator to c_finish_omp_atomic.
7270 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
7271 (build_unary_op): Update.
7272 (build_modify_expr): Update.
7273 (build_asm_expr): Update.
7275 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7277 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
7278 newly inserted insns.
7280 (spu_emit_branch_hint): Likewise.
7281 (insert_hbrp_for_ilb_runout): Likewise.
7282 (spu_machine_dependent_reorg): Call df_finish_pass after
7283 schedule_insns returns.
7285 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7287 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
7289 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
7291 PR tree-optimization/47005
7292 * tree-sra.c (struct access): Add 'non_addressable' bit.
7293 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
7294 (decide_one_param_reduction): Return 0 if the parameter is passed by
7295 reference and one of the accesses in the group is non_addressable.
7297 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
7299 PR tree-optimization/47056
7300 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
7301 (mark_load): Likewise. Handle FUNCTION_DECL specially.
7302 (mark_store): Likewise. Pass STMT to ipa_record_reference.
7304 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
7306 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
7307 initializer. Skip view conversions from aggregate types.
7309 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
7312 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
7314 2011-01-04 Philipp Thomas <pth@suse.de>
7316 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
7319 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7321 * function.c (thread_prologue_and_epilogue_insns): Do not crash
7322 on empty epilogue sequences.
7324 2011-01-04 Joseph Myers <joseph@codesourcery.com>
7326 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
7327 non-static): New Driver options.
7329 2011-01-04 Jie Zhang <jie@codesourcery.com>
7332 * gcc.c (default_compilers[]): Set combinable field to 0
7333 for all assembly languages.
7335 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
7337 * config/mips/loongson3a.md: New file.
7338 * config/mips/mips.md: Include loongson3a.md.
7339 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
7342 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
7345 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
7346 instead of convert_memory_address_addr_space on the base expression.
7348 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7350 * config/spu/spu.c (spu_option_override): Update error text
7351 for bad -march= / -mtune= values.
7353 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7355 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
7356 if branch-hint optimization will be performed.
7358 2011-01-03 Jakub Jelinek <jakub@redhat.com>
7360 PR tree-optimization/47148
7361 * ipa-split.c (split_function): Convert arguments to
7362 DECL_ARG_TYPE if possible.
7364 PR tree-optimization/47155
7365 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
7368 PR rtl-optimization/47157
7369 * combine.c (try_combine): If undobuf.other_insn becomes
7370 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
7371 and set *new_direct_jump_p too.
7373 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
7375 PR tree-optimization/47021
7376 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
7378 2011-01-03 Jakub Jelinek <jakub@redhat.com>
7380 * gcc.c (process_command): Update copyright notice dates.
7381 * gcov.c (print_version): Likewise.
7382 * gcov-dump.c (print_version): Likewise.
7383 * mips-tfile.c (main): Likewise.
7384 * mips-tdump.c (main): Likewise.
7386 2011-01-03 Martin Jambor <mjambor@suse.cz>
7388 PR tree-optimization/46801
7389 * tree-sra.c (type_internals_preclude_sra_p): Check whether
7390 aggregate fields start at byte boundary instead of the bit-field flag.
7392 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
7395 * gcc.c (main): Revert revision 168407.
7397 2011-01-03 Martin Jambor <mjambor@suse.cz>
7399 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
7401 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7403 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
7404 vector optab to expand vector/scalar shift, update gimple to vector.
7406 2011-01-03 Martin Jambor <mjambor@suse.cz>
7408 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
7411 2011-01-03 Martin Jambor <mjambor@suse.cz>
7413 PR tree-optimization/46984
7414 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
7416 (cgraph_create_indirect_edge): Fixed line length.
7417 (cgraph_indirect_call_info): Declare.
7418 (cgraph_make_edge_direct) Update declaration.
7419 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
7420 (cgraph_create_indirect_edge): Use it.
7421 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
7423 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
7424 the new thunk_delta representation.
7425 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
7427 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
7428 (ipa_read_indirect_edge_info): Likewise.
7429 * lto-cgraph.c (output_edge_opt_summary): New function.
7430 (output_node_opt_summary): Call it on all outgoing edges.
7431 (input_edge_opt_summary): New function.
7432 (input_node_opt_summary): Call it on all outgoing edges.
7434 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
7437 * gcc.c (main): Don't check have_o when settting combine_inputs.
7439 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
7441 * regrename.c: Add general comment describing the pass.
7442 (struct du_head): Remove 'length' field.
7443 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
7444 (regrename_optimize): Do not sort chains. Rework comments, add others.
7445 Force renaming to the preferred class (if any) in the first pass and do
7446 not consider registers that belong to it in the second pass.
7447 (create_new_chain): Do not set 'length' field.
7448 (scan_rtx_reg): Likewise.
7450 2011-01-02 Jakub Jelinek <jakub@redhat.com>
7452 PR tree-optimization/47140
7453 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
7454 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
7457 PR rtl-optimization/47028
7458 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
7459 parm_birth_insn instead of at the beginning of first bb.
7461 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
7463 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
7464 Remove the word "see" before "@pxref".
7465 * doc/rtl.texi: Remove the word "see" before "@pxref".
7467 2011-01-01 Jan Hubicka <jh@suse.cz>
7469 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
7472 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
7475 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
7478 Copyright (C) 2011 Free Software Foundation, Inc.
7480 Copying and distribution of this file, with or without modification,
7481 are permitted in any medium without royalty provided the copyright
7482 notice and this notice are preserved.