1 2012-02-14 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/52244
4 PR tree-optimization/51528
5 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
6 replacements for integral types.
8 2012-02-14 Walter Lee <walt@tilera.com>
10 * config.gcc: Handle tilegx and tilepro.
11 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
13 Add HAVE_AS_TLS check for tilegx and tilepro.
14 * configure: Regenerate.
15 * doc/contrib.texi: Add Mat Hostetter and self.
16 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
17 Document instruction intrinsics and network accessing intrinsics.
18 (TILEPro Built-in Functions): New node. Document instruction
19 intrinsics and network accessing intrinsics.
20 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
21 (Specific, tilepro-*-linux*): Likewise.
22 * doc/invoke.texi (TILE-Gx Options): New section.
23 (TILEPro Options): New section.
24 * doc/md.texi (TILE-Gx): New section.
25 (TILEPro): New section.
26 * common/config/tilegx/tilegx-common.c: New file.
27 * common/config/tilepro/tilepro-common.c: New file.
28 * config/tilegx/constraints.md: New file.
29 * config/tilegx/linux.h: New file.
30 * config/tilegx/mul-tables.c: New file.
31 * config/tilegx/predicates.md: New file.
32 * config/tilegx/sync.md: New file.
33 * config/tilegx/t-tilegx: New file.
34 * config/tilegx/tilegx-builtins.h: New file.
35 * config/tilegx/tilegx-c.c: New file.
36 * config/tilegx/tilegx-generic.md: New file.
37 * config/tilegx/tilegx-modes.def: New file.
38 * config/tilegx/tilegx-multiply.h: New file.
39 * config/tilegx/tilegx-protos.h: New file.
40 * config/tilegx/tilegx.c: New file.
41 * config/tilegx/tilegx.h: New file.
42 * config/tilegx/tilegx.md: New file.
43 * config/tilegx/tilegx.opt: New file.
44 * config/tilepro/constraints.md: New file.
45 * config/tilepro/gen-mul-tables.cc: New file.
46 * config/tilepro/linux.h: New file.
47 * config/tilepro/mul-tables.c: New file.
48 * config/tilepro/predicates.md: New file.
49 * config/tilepro/t-tilepro: New file.
50 * config/tilepro/tilepro-builtins.h: New file.
51 * config/tilepro/tilepro-c.c: New file.
52 * config/tilepro/tilepro-generic.md: New file.
53 * config/tilepro/tilepro-modes.def: New file.
54 * config/tilepro/tilepro-multiply.h: New file.
55 * config/tilepro/tilepro-protos.h: New file.
56 * config/tilepro/tilepro.c: New file.
57 * config/tilepro/tilepro.h: New file.
58 * config/tilepro/tilepro.md: New file.
59 * config/tilepro/tilepro.opt: New file.
61 2012-02-14 Jakub Jelinek <jakub@redhat.com>
63 PR tree-optimization/52210
64 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
65 vect_model_simple_cost with two entry vect_def_type array instead
68 2012-02-14 Richard Guenther <rguenther@suse.de>
71 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
72 Do not stream DECL_QUALIFIER.
73 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
74 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
75 (find_decls_types_r): Do not walk DECL_QUALIFIER.
77 2012-02-14 Jakub Jelinek <jakub@redhat.com>
80 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
83 2012-02-13 Jakub Jelinek <jakub@redhat.com>
86 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
87 * cselib.c (cselib_subst_to_values_from_insn): New function.
88 * sched-deps.c (add_insn_mem_dependence,
89 sched_analyze_1, sched_analyze_2): Use it.
91 2012-02-13 Jan Hubicka <jh@suse.cz>
94 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
96 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
98 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
99 (GTM_SELF_SPECS): Define if not already defined.
100 (driver_self_specs): Add GTM_SELF_SPECS.
101 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
102 (GTM_SELF_SPECS): Define.
103 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
104 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
106 2012-02-13 Jakub Jelinek <jakub@redhat.com>
108 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
111 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is
115 * omp-low.c (expand_omp_for): If a static schedule without
116 chunk size has NULL region->cont, force fd.chunk_size to be
119 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
122 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
124 2012-02-13 Richard Guenther <rguenther@suse.de>
127 * passes.c (enable_disable_pass): Fix typo.
129 2012-02-13 Jakub Jelinek <jakub@redhat.com>
132 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
133 XOR for reduce_bit_field if type is unsigned.
135 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
137 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
138 disallow changes from SFmode to mode with different size in FP regs.
140 2012-02-12 Robert Millan <rmh@gnu.org>
141 Gerald Pfeifer <gerald@pfeifer.com>
143 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
146 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
148 PR rtl-optimization/52175
149 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
150 to frame-related instructions.
152 2012-02-10 Jason Merrill <jason@redhat.com>
155 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
156 (demangle_new_symbols): Fill it.
157 (scan_linker_output): Walk it.
158 (start_tweaking): Split out from scan_linker_output.
159 (maybe_tweak): Update sym->chosen.
160 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
162 2012-02-11 Jakub Jelinek <jakub@redhat.com>
165 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use
168 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
170 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
171 having the same mode as previous compare.
173 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
175 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
176 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
177 (nonlocal_goto_internal): Likewise.
178 (nonlocal_goto): Emit a use and an indirect jump directly.
180 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
183 * doc/extend.texi : Update comments for __atomic_compare_exchange and
184 __atomic_{is,always}_lock_free.
186 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
189 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
190 negative constant address for x32.
192 2012-02-10 Richard Henderson <rth@redhat.com>
194 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
195 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
196 for GIMPLE_TRANSACTION. Tidy if's into a switch.
198 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
199 Ira Rosen <irar@il.ibm.com>
201 PR tree-optimization/50031
202 * targhooks.c (default_builtin_vectorization_cost): Handle
204 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
205 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
206 all types of reduction and pattern statements.
207 (vect_estimate_min_profitable_iters): Likewise.
208 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
209 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
210 for explicit realigns.
211 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
212 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
214 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
215 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
216 vec_perm for VSX and handle vec_promote_demote.
218 2012-02-10 Jakub Jelinek <jakub@redhat.com>
221 * builtins.c (fold_builtin_atomic_always_lock_free,
222 expand_builtin_atomic_always_lock_free,
223 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
224 Return and/or test boolean_true_node/boolean_false_node instead of
225 integer_one_node/integer_zero_node.
227 2012-02-10 Jan Hubicka <jh@suse.cz>
230 * predict.c (predict_paths_for_bb): Prevent looping.
231 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
233 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
235 * config/arm/arm.c (output_move_double): In one case properly
236 count number of instructions that will be emitted.
238 2012-02-10 Richard Guenther <rguenther@suse.de>
241 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
243 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
246 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
248 2012-02-09 Jakub Jelinek <jakub@redhat.com>
251 * var-tracking.c (emit_note_insn_var_location): If
252 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
253 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
254 non-NOTE_DURING_CALL_P insn.
256 2012-02-09 Bin Cheng <bin.cheng@arm.com>
259 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
261 2012-02-08 Magnus Granberg <zorry@gentoo.org>
264 * gcc.c (switch_matches) Support switches with separated form,
267 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
269 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
272 * config/avr/avr.c (avr_addr_t): New typedef.
273 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
274 (avr_init_expanders): Initialize it.
275 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
277 (expand_epilogue): Ditto.
278 (avr_print_operand): Ditto.
279 (avr_file_start): Ditto.
280 (avr_emit_movmemhi): Ditto.
282 2012-02-08 Richard Guenther <rguenther@suse.de>
284 PR tree-optimization/46886
285 * tree-flow.h (do_while_loop_p): Declare.
286 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
287 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
289 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
291 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
292 always succeed for integers larger than a native word.
294 2012-02-08 Richard Guenther <rguenther@suse.de>
296 PR rtl-optimization/52170
297 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
298 properly handle integer vector modes.
300 2012-02-08 Jakub Jelinek <jakub@redhat.com>
302 PR gcov-profile/52150
303 * coverage.c: Include target.h.
304 (build_var): Call targetm.strip_name_encoding on the assembler name.
305 Change one _ into . or $ if the target allows it.
306 * Makefile.in (coverage.o): Depend on $(TARGET_H).
308 PR rtl-optimization/52139
309 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
310 is a BARRIER after emit_insn_after_noloc, move BB_END
311 to the last non-BARRIER insn before it.
313 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
316 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
317 (mips_gimplify_va_arg_expr): Call it instead of
318 std_gimplify_va_arg_expr.
320 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
322 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
323 message for -mno-pointers-to-nested-function.
325 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
328 * expr.c (get_inner_reference): If there is an offset, add a negative
329 bit position to it (if any).
331 2012-02-07 Jakub Jelinek <jakub@redhat.com>
333 PR rtl-optimization/52060
334 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
335 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
336 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
337 and/or i0src_copy2 when needed.
339 2012-02-07 Jakub Jelinek <jakub@redhat.com>
341 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
342 or LTOPLUGINSONAME if have_c.
344 * config/freebsd-spec.h: Add comment about what macros can be defined
346 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
347 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
350 2012-02-07 Richard Guenther <rguenther@suse.de>
352 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
353 newline in -alias dumps.
355 2012-02-07 Kai Tietz <ktietz@redhat.com>
356 Dave Korn <dave.korn.cygwin@gmail.com>
359 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
360 Take care that typinfo gets dllexport-attribute.
362 2012-02-07 Jakub Jelinek <jakub@redhat.com>
365 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
366 if modifier < EXPAND_SUM call force_operand on the result.
368 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
370 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
371 adding __forwarder_dst__ prefix if a forwarder_section attribute is
373 (epiphany_function_type): Replace types for specific interrupts with
374 EPIPHANY_FUNCTION_INTERRUPT.
375 (EPIPHANY_INTERRUPT_P): Update.
376 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
378 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
379 <disinterrupt>: Affects type identity.
380 (epiphany_handle_interrupt_attribute): Handle variable number of
382 (epiphany_compute_function_type): Update for new
383 epiphany_function_type definition.
384 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
385 handlers with a longcall forwarder.
386 (epiphany_start_function): Handle multiple interrupt arguments and/or
387 forwarder_section attribute.
389 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
392 2012-02-07 Alan Modra <amodra@gmail.com>
395 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
398 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
400 PR tree-optimization/50969
401 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
402 use vec_perm rather than vector_stmt.
403 (vect_model_load_cost): Likewise.
404 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
405 vec_perm to be the same as other vector statements.
406 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
407 cost of vec_perm for TARGET_VSX.
409 2012-02-06 Richard Guenther <rguenther@suse.de>
411 PR tree-optimization/52115
412 * tree-sra.c (access_has_replacements_p): New function.
413 (sra_modify_assign): Use it to decide whether a use is uninitialized.
415 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
418 * trans-mem.c (expand_call_tm): Add an assertion.
419 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
422 2012-02-06 Richard Guenther <rguenther@suse.de>
424 PR tree-optimization/50955
425 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
426 raise cost of expressions that replace an address with an
427 expression based on a different pointer.
429 2012-02-06 Jakub Jelinek <jakub@redhat.com>
432 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
433 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
435 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
438 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
439 -Weffc++ and specify guidelines come from second edition.
441 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
443 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
444 (sibcall_value_multiple_internal, call_split, call_internal_direct)
445 (call_direct_split, call_value_split, call_value_internal_direct)
446 (call_value_direct_split, call_value_multiple_split): Use jal and
447 jal_macro attributes.
449 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
451 * reload1.c (reload_regs_reach_end_p): Replace with...
452 (reload_reg_rtx_reaches_end_p): ...this function.
453 (new_spill_reg_store): Update commentary.
454 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
455 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
456 before setting new_spill_reg_store.
457 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
458 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
459 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
460 for non-spill reload registers.
462 2012-02-05 Ira Rosen <irar@il.ibm.com>
464 PR tree-optimization/52091
465 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
466 (vect_is_simple_use_1): Likewise.
467 * tree-vect-loop.c (vectorizable_reduction): Update calls
468 to vect_is_simple_use_1 and vect_is_simple_use.
469 (vectorizable_live_operation): Likewise.
470 * tree-vect-patterns.c (widened_name_p,
471 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
472 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
473 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
474 vectorizable_shift,vectorizable_operation, vectorizable_store,
475 vectorizable_load): Likewise.
476 (vect_is_simple_cond): Add an argument, pass it to
477 vect_is_simple_use_1.
478 (vectorizable_condition): Update calls to vect_is_simple_cond,
480 (vect_is_simple_use): Add an argument, the statement in which
481 OPERAND is used. Check that if OPERAND's def stmt is a double
482 reduction phi node, the use is a phi node too.
483 (vect_is_simple_use_1): Add an argument, pass it to
485 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
486 to vect_is_simple_use.
488 2012-02-04 Jakub Jelinek <jakub@redhat.com>
490 PR rtl-optimization/52095
491 * modulo-sched.c (dump_insn_locator): New function.
492 (loop_canon_p, sms_schedule): Use it.
494 PR rtl-optimization/52113
495 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
496 even for decomposable shift/zext insns.
498 2012-02-03 Jakub Jelinek <jakub@redhat.com>
499 Zdenek Dvorak <ook@ucw.cz>
501 PR rtl-optimization/52092
502 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
503 on get_iv_value result.
505 2012-02-02 Andrew Pinski <apinski@cavium.com>
509 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
511 2012-02-02 Jakub Jelinek <jakub@redhat.com>
514 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
516 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
518 PR rtl-optimization/49800
519 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
520 (sched_finish): Call regstat_free_n_sets_and_refs.
522 2012-02-02 Jia Liu <proljc@gmail.com>
524 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
527 2012-02-02 Jan Hubicka <jh@suse.cz>
528 Tom de Vries <tom@codesourcery.com>
531 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
532 * varpool.c (varpool_analyze_pending_decls): Likewise.
534 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
535 Jayant R Sonar <jayant.sonar@kpitcummins.com>
537 * config.gcc: Add cr16-* support.
539 * doc/extend.texi: Document cr16 extensions.
540 * doc/install.texi: Document cr16 install.
541 * doc/invoke.texi: Document cr16 options.
542 * doc/md.texi: Document cr16 constraints.
544 * common/config/cr16/cr16-common.c: New file.
545 * config/cr16/cr16.c: New file.
546 * config/cr16/cr16.h: New file.
547 * config/cr16/cr16.md: New file.
548 * config/cr16/cr16.opt: New file.
549 * config/cr16/cr16-protos.h: New file.
550 * config/cr16/predicates.md: New file.
551 * config/cr16/constraints.md: New file.
552 * config/cr16/t-cr16: New file.
554 2012-02-02 Jakub Jelinek <jakub@redhat.com>
557 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
558 that operands[2] is either immediate, or q_regs_operand.
560 PR tree-optimization/52073
561 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
562 a pattern stmt for pattern uses, ignore uses outside of the loop.
564 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
566 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
567 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
568 (OUT_AS1, OUT_AS2): Remove.
570 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
572 PR rtl-optimization/51374
573 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
574 to cross other volatile_refs_p insns.
576 2012-02-01 Richard Guenther <rguenther@suse.de>
578 * doc/invoke.texi (fno-inline): Clarify documentation.
579 (finline-small-functions): Likewise.
580 (finline-functions): Likewise.
581 * common.opt (finline): Adjust comment and documentation.
582 (finline-small-functions): Clarify documentation.
583 (finline-functions): Likewise.
584 (finline-functions-called-once): Likewise.
586 2012-02-01 Tristan Gingold <gingold@adacore.com>
588 * c-typeck.c (composite_type): Keep mode for pointers.
590 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
592 * function.h (regno_reg_rtx): Adjust comment.
593 * reginfo.c (init_reg_modes_target): Only use the previous mode
594 if it fits within one register. Remove MIPS comment.
596 2012-01-31 Jakub Jelinek <jakub@redhat.com>
599 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
601 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
603 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
606 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
608 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
610 2012-01-31 Jakub Jelinek <jakub@redhat.com>
615 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
617 2012-01-31 Richard Guenther <rguenther@suse.de>
619 PR tree-optimization/51528
620 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
623 2012-01-31 Jakub Jelinek <jakub@redhat.com>
628 * ree.c (add_removable_extension): Change def_map argument
629 to unsigned *, store in def_map 1 + offset into *insn_list vector
630 instead of pointers into the vector.
631 (find_removable_extensions): Adjust caller.
633 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
635 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
636 Transform all "* quoted-c-code" to { c-code }.
637 Remove redundant test for "optimize" in combine patterns.
638 Move (include "avr-dimode.md") to end of file.
640 2012-01-30 Bin Cheng <bin.cheng@arm.com>
643 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
644 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
646 2012-01-30 Richard Guenther <rguenther@suse.de>
648 PR tree-optimization/52028
649 * tree-loop-distribution.c (ldist_gen): Properly update
652 2012-01-30 Jakub Jelinek <jakub@redhat.com>
655 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
656 set_cur_line_info_table if not emitting debug info.
658 PR tree-optimization/52046
659 * tree-vect-patterns.c (check_bool_pattern): Give up if
660 a comparison could throw.
663 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
665 2012-01-30 Richard Guenther <rguenther@suse.de>
667 PR tree-optimization/52045
668 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
669 SSA form if cfgcleanup did anything.
671 2012-01-30 Richard Guenther <rguenther@suse.de>
673 PR tree-optimization/52045
674 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
675 before computing final todo.
677 2012-01-30 Richard Guenther <rguenther@suse.de>
679 PR tree-optimization/51528
680 * tree-sra.c (sra_modify_assign): Re-factor in preparation
683 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
685 * df-problems.c (df_kill_notes): Check that the use refers
686 to the note under examination.
688 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
691 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
692 parameter and use short-lived pseudos.
693 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
694 (sparc_expand_vector_init): Const-ify local variables and adjust
695 calls to above functions.
697 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
699 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
701 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
703 * doc/invoke.texi: Make usage of "compile time" and
704 "run time"/"runtime" consistent throughout the file.
706 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
708 * config/alpha/alpha.c (alpha_option_override): Default to
709 full IEEE compliance mode for Go language.
711 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
713 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
714 (LINK_SSP_SPEC): Define.
716 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
719 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
722 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
724 * doc/invoke.texi: Correct hyphenation of "floating point",
725 "double precision", and related terminology throughout the file.
727 2012-01-28 Jakub Jelinek <jakub@redhat.com>
730 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
731 arm_general_register_operand predicate for operand 2 instead of
734 2012-01-27 Ian Lance Taylor <iant@google.com>
737 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
738 * builtins.c (expand_builtin_init_trampoline): Add onstack
739 parameter. Change caller.
740 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
741 * tree.c (build_common_builtin_nodes): Declare
742 __builtin_init_heap_trampoline.
744 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
746 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
747 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
748 * config/avr/avr.c: Ditto.
749 (avr_regnames): Remove because unused.
750 * config/avr/avr.md (*cpse.ne): New peephole.
751 (*cpse.eq): New peephole from former cpse peepholes.
753 2012-01-27 Michael Eager <eager@eagercon.com>
755 * config/microblaze.c (microblaze_emit_compare): Correct
756 test after pcmp instruction.
758 2012-01-27 Richard Guenther <rguenther@suse.de>
760 PR tree-optimization/52020
761 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
763 2012-01-27 Richard Guenther <rguenther@suse.de>
765 * ipa-pure-const.c (check_stmt): Clobbers do not make a
766 function non-const/pure.
768 2012-01-27 Richard Guenther <rguenther@suse.de>
770 PR tree-optimization/50444
771 * tree-sra.c (build_ref_for_offset): Properly adjust the
772 MEM_REF type for unaligned accesses.
774 2012-01-27 Richard Guenther <rguenther@suse.de>
776 PR tree-optimization/50444
777 * expr.c (mem_ref_refers_to_non_mem_p): New function.
778 (expand_assignment): Use it. Properly handle misaligned
779 bases when expanding stores to component references.
780 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
783 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
786 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
787 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
788 * tree-data-ref.c (find_data_references_in_loop): Make static.
789 (compute_all_dependences): Change return type to bool. Bail out
790 for too many datarefs in a loop. Move the hunk resetting the data
791 dependences vector from ...
792 (compute_data_dependences_for_loop): ... here. Account for
793 compute_all_dependences returning false.
794 (compute_data_dependences_for_bb): Likewise.
795 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
796 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
798 2012-01-27 Richard Guenther <rguenther@suse.de>
801 * expr.c (store_field): Use the alias-set of the scratch memory
804 2012-01-27 Tom de Vries <tom@codesourcery.com>
806 PR tree-optimization/51990
807 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
809 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
811 2012-01-27 Jakub Jelinek <jakub@redhat.com>
814 * var-tracking.c (reverse_op): Don't add any reverse operation
815 if V already has any constant locations.
817 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
819 * doc/invoke.texi: Correct usage of "command line" (noun)
820 vs "command-line" (adjective) throughout.
822 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
824 * doc/invoke.texi (Language Independent Options): Move
825 -Wcoverage-mismatch blurb from here....
826 (Warning Options): ...to here.
828 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
830 * config/rs6000/rs6000.c (rs6000_option_override_internal):
831 Set rs6000_always_hint to false for 476.
833 2012-01-27 Matthias Klose <doko@ubuntu.com>
835 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
837 * incpath.c (add_standard_paths): Likewise.
839 2012-01-27 Richard Henderson <rth@redhat.com>
841 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
842 * config/m68k/sync.md (atomic_test_and_set): Rename from
843 sync_test_and_setqi and adjust the operands.
844 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
845 and unconditionally enable.
847 2012-01-27 Richard Henderson <rth@redhat.com>
849 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
850 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
851 (ldstub): Rename from ldstubqi.
852 (ldstub<I24MODE>): Remove.
854 2012-01-27 Richard Henderson <rth@redhat.com>
856 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
857 * c-cppbuiltin.c (cpp_atomic_builtins): Define
858 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
859 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
860 * doc/tm.texi: Rebuild.
862 2012-01-27 Richard Henderson <rth@redhat.com>
864 * optabs.c (gen_atomic_test_and_set): Remove default.
865 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
867 2012-01-26 Jakub Jelinek <jakub@redhat.com>
869 PR rtl-optimization/51978
870 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
871 (combine_reaching_defs): Likewise.
872 (struct re_info): Remove.
873 (add_removable_extension): Remove x and data arguments,
874 add insn, insn_list and def_map. Use the arguments directly
875 instead of using struct re_info.
876 (find_removable_extensions): Don't call add_removable_extension
877 through note_stores, instead just call it with single_set
879 (find_and_remove_re): Pass curr_cand->expr instead of
880 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
882 2012-01-26 Michael Matz <matz@suse.de>
884 PR tree-optimization/46590
885 * cfgexpand.c: Revert last change (r183305).
886 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
888 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
889 checking for emptiness.
891 2012-01-26 Jakub Jelinek <jakub@redhat.com>
894 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
895 non-addressable non-BLKmode base correctly.
897 2012-01-26 Michael Matz <matz@suse.de>
899 PR tree-optimization/48794
900 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
901 regions referenced from RESX/EH_DISPATCH.
903 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
905 * config/s390/s390.h: Make BRANCH_COST an option.
906 * config/s390/s390.opt: New option -mbranch-cost.
908 2012-01-26 Richard Henderson <rth@redhat.com>
910 Revert 2012-01-24 change:
911 * trans-mem.c (requires_barrier): Do not instrument thread local
912 variables and emit save/restore for them.
914 2012-01-25 Jakub Jelinek <jakub@redhat.com>
917 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
920 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
922 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
925 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
928 Rename __pgm to __flash.
929 Rename __pgm1 to __flash1.
930 Rename __pgm2 to __flash2.
931 Rename __pgm3 to __flash3.
932 Rename __pgm4 to __flash4.
933 Rename __pgm5 to __flash5.
934 Rename __pgmx to __memx.
935 * doc/extend.texi (AVR Named Address Spaces)
936 Rename address space names as indicated above.
937 * config/avr/avr.c (avr_addrspace): Ditto.
939 * config/avr/avr-protos.h
940 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
941 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
942 * config/avr/predicates.md: Ditto.
943 * config/avr/avr.c Ditto, and
944 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
945 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
947 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
948 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
949 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
950 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
951 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
952 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
953 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
954 * config/avr/avr.c: Ditto.
955 * config/avr/avr.md: Ditto.
957 2012-01-25 Jason Merrill <jason@redhat.com>
960 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
962 2012-01-25 Jakub Jelinek <jakub@redhat.com>
964 PR tree-optimization/51987
965 * tree-data-ref.c (get_references_in_stmt): Handle references in
966 non-volatile GIMPLE_ASM.
968 2012-01-25 Richard Guenther <rguenther@suse.de>
970 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
971 bases are dereferenced.
973 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
975 PR rtl-optimization/48374
976 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
978 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
980 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
981 compute_data_dependences_for_loop returns false.
982 * tree-parloops.c (loop_parallel_p): Likewise.
984 2012-01-25 Richard Guenther <rguenther@suse.de>
986 * tree.h (get_pointer_alignment_1): Declare.
987 * builtins.c (get_pointer_alignment_1): New function.
988 (get_pointer_alignment): Use it.
990 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
992 PR rtl-optimization/48308
993 * combine.c (enum undo_kind): Add UNDO_LINKS.
994 (struct undo): Add member l to other_contents and where.
995 (do_SUBST_LINK): New.
997 (try_combine): Handle LOG_LINKS for the dummy i1 case.
998 (undo_all): Handle UNDO_LINKS.
1000 2012-01-25 Richard Henderson <rth@redhat.com>
1002 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
1005 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1007 * optabs.c (gen_atomic_test_and_set): Use each argument.
1009 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1011 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
1012 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
1013 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
1014 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
1015 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
1016 TARGET_PAIRED_SINGLE_FLOAT.
1018 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1020 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1021 (in_struct, return_val): Remove MEM documentation.
1022 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
1023 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1024 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
1026 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1027 * cfgexpand.c (add_alias_set_conflicts): Likewise.
1028 * expr.c (store_field): Likewise.
1029 * function.c (assign_stack_temp_for_type): Likewise.
1030 * ifcvt.c (noce_try_cmove_arith): Likewise.
1031 * reload1.c (reload): Likewise.
1032 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
1033 (alpha_set_memflags): Likewise.
1034 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
1036 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1038 * rtl.h (true_dependence, canon_true_dependence): Remove varies
1040 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
1041 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
1042 (true_dependence_1, true_dependence, canon_true_dependence): Remove
1044 * cselib.c (cselib_rtx_varies_p): Delete.
1045 (cselib_invalidate_mem): Update call to canon_true_dependence.
1046 * dse.c (record_store, check_mem_read_rtx): Likewise.
1047 (scan_reads_nospill): Likewise.
1048 * cse.c (check_dependence): Likewise.
1049 (cse_rtx_varies_p): Delete.
1050 * expr.c (safe_from_p): Update call to true_dependence.
1051 * ira.c (validate_equiv_mem_from_store): Likewise.
1052 (memref_referenced_p): Likewise.
1053 * postreload-gcse.c (find_mem_conflicts): Likewise.
1054 * sched-deps.c (sched_analyze_2): Likewise.
1055 * store-motion.c (load_kills_store): Likewise.
1056 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
1057 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1058 (compute_transp): Update call to canon_true_dependence.
1060 2012-01-25 Richard Henderson <rth@redhat.com>
1062 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
1063 (maybe_emit_atomic_test_and_set): New.
1064 (expand_sync_lock_test_and_set): Use it.
1065 (expand_atomic_test_and_set): Likewise.
1066 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
1067 the implementation; clarify implementation defined details.
1068 * doc/md.texi (atomic_test_and_set): Document.
1070 2012-01-25 Richard Henderson <rth@redhat.com>
1072 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
1074 2012-01-25 Richard Henderson <rth@redhat.com>
1077 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
1078 to effect no-op split.
1080 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1083 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
1084 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
1085 (BT_FN_VOID_PTR_INT_SIZE): New.
1086 (BT_FN_UINT_UINT_VAR): Remove.
1087 (BT_FN_UINT32_UINT32_VAR): New.
1088 (BT_FN_DOUBLE_VPTR): Remove.
1089 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
1091 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
1092 (_ITM_changeTransactionMode): Same.
1093 (_ITM_memmoveRtWt): Change return type to void.
1094 (_ITM_memcpyRtWt): Same.
1095 (_ITM_memsetW): Same.
1096 (_ITM_RaRD): Change types to double.
1101 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
1103 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1104 Patrick Marlier <patrick.marlier@gmail.com>
1106 * trans-mem.c (requires_barrier): Do not instrument thread local
1107 variables and emit save/restore for them.
1109 2012-01-24 Jason Merrill <jason@redhat.com>
1112 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
1113 output static aliases.
1115 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1118 * common.opt (-pie, -shared, pie, shared): Change from Common to
1120 * gcc.c (display_help): Display help for -pie and -shared.
1122 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
1125 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
1126 Remove note on size/offset limitation.
1127 (AVR Variable Attributes): Add example how to read data located
1128 with progmem. Refer to named address spaces.
1129 * doc/invoke.texi (AVR Options): Fix typo.
1131 2012-01-24 Richard Guenther <rguenther@suse.de>
1133 Forward-port to trunk
1134 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1137 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1138 op0 isn't sufficiently aligned and there is movmisalignM
1139 insn for mode, use it to load op0 into a temporary register.
1141 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1144 * target.def (const_not_ok_for_debug_p): New hook.
1145 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
1147 * doc/tm.texi: Regenerated.
1148 * dwarf2out.c (const_ok_for_output_1): If
1149 targetm.const_not_ok_for_debug_p returns true, fail.
1150 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
1152 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
1154 2012-01-23 Kai Tietz <ktietz@redhat.com>
1157 * config/i386/predicates.md (symbolic_operand): Allow
1158 UNSPEC_PCREL as PIC expression for lea.
1159 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
1160 * config/i386/i386.c (ix86_delegitimize_address): Handle
1161 UNSPEC_PCREL for none-MEM, too.
1163 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1165 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
1166 (ipa_tm_create_version_alias): Same.
1168 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
1171 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
1172 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
1174 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1175 Patrick Marlier <patrick.marlier@gmail.com>
1176 Iain Sandoe <developer@sandoe-acoustics.co.uk>
1179 * lto-wrapper.c (run_gcc): Pass the LTO section name to
1180 simple_object_start_read.
1182 2012-01-23 Richard Guenther <rguenther@suse.de>
1185 PR tree-optimization/51895
1186 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
1187 parameter decomposition into BLKmode components.
1189 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
1191 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
1192 fake variables for restrict-qualified pointers whose pointed-to type
1193 contains a placeholder.
1195 2012-01-23 Richard Guenther <rguenther@suse.de>
1197 PR tree-optimization/51949
1198 * ipa-split.c (execute_split_functions): Do not split malloc functions.
1200 2012-01-23 Jakub Jelinek <jakub@redhat.com>
1202 PR rtl-optimization/51933
1203 * ree.c (transform_ifelse): Return true right away if dstreg is
1204 already wider or equal to cand->mode.
1205 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
1206 (make_defs_and_copies_lists): Remove defs_list and copies_list
1207 arguments, add state argument, just truncate state->work_list
1208 instead of always allocating and freeing the vector. Assert that
1209 get_defs succeeds instead of returning 2. Changed return type to bool.
1210 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
1211 have ext_src_mode, see if it has been modified already with the
1212 right kind of extension and has been extended before from the
1213 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
1214 just return true. Remember the original mode in state->modified array.
1215 (combine_reaching_defs): Add state argument. Don't allocate and
1216 free here def_list, copied_list and vec vectors, instead just
1217 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
1218 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
1219 Add state variable, clear vectors in it, initialize state.modified
1220 if needed. Free all the vectors at the end and state.modified too.
1221 Don't skip a candidate if the extension expression has been modified.
1223 2012-01-22 Douglas B Rupp <rupp@gnat.com>
1226 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
1227 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
1228 (extra_options) interix.opt -> i386/interix.opt"
1229 (extra_objs):Add winnt-stubs.o
1230 * configure.ac: Add interix to target_os .comm on PE check.
1231 * configure: Regenerate.
1232 * config/interix3.h: Delete and move bits to..
1233 * config/interix.h: Delete and move bits to..
1234 * config/i386/i386-interix3.h: Delete and move bits to..
1235 * config/i386/i386-interix.h: ..here.
1236 (TARGET_CPU_DEFAULT): Remove redefinition.
1237 (TARGET_ASM_CONSTRUCTOR): Undefine.
1238 (SUBTARGET_SWITCHES): Define for ms-bitfields.
1239 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
1240 (PTRDIFF_TYPE): Define.
1241 (LONG_DOUBLE_TYPE_SIZE): Define.
1242 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
1243 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1244 (TARGET_SECTION_TYPE_FLAGS): Define.
1245 (ASM_DECLARE_FUNCTION_NAME): Define.
1246 (ASM_OUTPUT_EXTERNAL): Define.
1247 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
1248 (ASM_OUTPUT_ALIGNED_BSS): Define.
1249 (PCC_BITFIELD_TYPE_MATTERS): Define.
1250 (USE_CONST_SECTION): Define.
1251 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
1252 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1253 (SUPPORTS_ONE_ONLY): Remove.
1254 (I386_PE_STRIP_ENCODING): Define.
1255 * config/interix.opt: Delete and move bits to..
1256 * config/i386/interix.opt: ..here. New.
1257 (mpe-aligned-commons): Add.
1258 * config/i386/t-interix: Add copyright header.
1259 (winnt-stubs.o): Add rule.
1261 2012-01-22 Jason Merrill <jason@redhat.com>
1264 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
1265 for extra name aliases.
1267 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
1269 PR rtl-optimization/51924
1270 * ree.c (combine_set_extension): Improve debugging message.
1271 (combine_reaching_defs): Likewise.
1272 (get_defs): Rename confusingly named variable.
1273 (find_and_remove_re): Skip a candidate if the extension expression has
1276 2012-01-21 Robert Millan <rmh@gnu.org>
1277 Gerald Pfeifer <gerald@pfeifer.com>
1279 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
1280 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
1282 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1284 PR tree-optimization/51914
1285 * tree-vect-stmts.c (vectorizable_conversion): For
1286 cvt_type && modifier == WIDEN, put temporary with cvt_type
1287 at the beginning of vec_dsts and set vec_dest to temporary
1290 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
1292 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
1294 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
1296 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
1297 * config/rs6000/rs6000.c: Likewise.
1299 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1302 * config/arm/arm.c (arm_count_output_move_double_insns): Call
1303 output_move_double on a copy of operands array.
1305 2012-01-20 Cary Coutant <ccoutant@google.com>
1306 Dodji Seketeli <dodji@redhat.com>
1309 * dwarf2out.c (copy_declaration_context): Return ref to parent
1310 of declaration DIE, if necessary.
1311 (remove_child_or_replace_with_skeleton): Add new parameter; update
1312 caller. Place skeleton DIE under parent DIE of original declaration.
1313 Move call to copy_declaration_context to here ...
1314 (break_out_comdat_types): ... from here.
1316 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1318 PR rtl-optimization/51856
1319 * reload.c (find_reloads_subreg_address): Set the address_reloaded
1322 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1325 * config/arm/arm.c (arm_print_operand): Correct output of alignment
1326 hints for neon loads and stores.
1328 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
1332 * doc/extend.texi (Named Address Spaces): Split into subsections.
1333 (AVR Named Address Spaces): New subsection.
1334 (M32C Named Address Spaces): New subsection.
1335 (RL78 Named Address Spaces): New subsection.
1336 (SPU Named Address Spaces): New subsection.
1337 (Variable Attributes): New anchor "AVR Variable Attributes".
1338 (AVR Variable Attributes): Rewrite and avoid wording
1339 "address space" in this context.
1340 * doc/invoke.texi (AVR Options): Rewrite and add documentation
1341 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
1342 (AVR Built-in Macros): New subsubsection therein.
1343 * doc/md.texi (AVR constraints): Remove "C04", "R".
1345 2012-01-20 Richard Guenther <rguenther@suse.de>
1347 PR tree-optimization/51903
1348 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
1349 when removing stmts.
1351 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1354 * config/arm/arm.c (arm_load_pic_register): Use
1355 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
1356 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
1357 (arm_pic_static_addr): Likewise.
1358 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
1359 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
1360 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
1361 (pic_load_addr_unified): New.
1363 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
1366 * function.c (instantiate_virtual_regs_in_insn): Use
1367 delete_insn_and_edges when removing a wrong asm insn.
1369 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
1371 PR rtl-optimization/40761
1372 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
1373 Add new member loop_num.
1374 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
1375 (ira_build): Remove the parameter.
1377 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
1378 (ira.c): Do not build CFG loops for one region allocation. Remove
1379 argument from ira_build call.
1381 * ira-build.c (init_loop_tree_node): New function.
1382 (create_loop_tree_nodes): Use it. Separate the case when CFG
1383 loops are not built.
1384 (more_one_region_p): Check current_loops.
1385 (finish_loop_tree_nodes): Separate the case when CFG loops are not
1387 (add_loop_to_tree): Process loop equal to NULL too.
1388 (form_loop_tree): Separate the case when CFG loops are not built.
1389 Use explicitly number for the root.
1390 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
1392 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
1393 instead of loop->num.
1394 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
1395 (mark_all_loops_for_removal): Ditto.
1396 (remove_unnecessary_regions): Separate the case when CFG loops
1398 (ira_build): Remove the parameter. Use explicit number of regions
1399 when CFG loops are not built.
1401 * ira-color.c (print_loop_title): Separate the case for the root node.
1402 Use loop_num instead of loop->num.
1403 (move_spill_restore): Use loop_num instead of loop->num.
1405 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
1406 (change_loop): Ditto.
1407 (change_loop): Use loop_num instead of loop->num.
1409 * ira-lives.c (process_bb_node_lives): Ditto.
1411 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
1413 * ira-conflicts.c (print_allocno_conflicts): Ditto.
1415 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1418 * tree-mudflap.c (mf_artificial): New function.
1419 (execute_mudflap_function_ops, execute_mudflap_function_decls,
1420 mx_register_decls, mudflap_enqueue_decl): Use it.
1423 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
1424 numbers in the insn pattern.
1426 2012-01-19 Michael Matz <matz@suse.de>
1428 PR tree-optimization/46590
1429 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
1430 use it in remembering which conflicts we already created.
1431 (add_scope_conflicts): Adjust call to above, (de)allocate helper
1434 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
1437 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
1438 (merge_and_complain): Same.
1440 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1443 * config/initfini-array.h: Guard content of the header
1444 with #ifdef HAVE_INITFINI_ARRAY.
1445 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
1446 Add initfini-array.h to tm_file here.
1447 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
1448 * config.gcc: Don't add initfini-array.h to tm_file here.
1449 * configure: Regenerated.
1451 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
1453 PR rtl-optimization/51505
1454 * df-problems.c (df_kill_notes): New parameter live. Update comment.
1455 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
1456 (df_note_bb_compute): Update the call to df_kill_notes.
1458 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
1460 * trans-mem.c (requires_barrier): Remove call to is_global_var.
1462 2012-01-18 Richard Guenther <rguenther@suse.de>
1464 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
1465 of conversions to void *.
1467 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1468 Richard Sandiford <rdsandiford@googlemail.com>
1472 * optabs.h (simplify_expand_binop): Declare.
1473 * optabs.c (simplify_expand_binop): Make global.
1474 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
1475 endian targets if the source cannot be exactly covered by word
1478 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1481 * hard-reg-set.h (struct hard_reg_set_container): New type.
1482 * target.h (struct hard_reg_set_container): Forward declare.
1483 * target.def (set_up_by_prologue): New target hook.
1484 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
1485 * doc/tm.texi: Regenerated.
1486 * function.c (thread_prologue_and_epilogue_insns): Change
1487 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
1488 Call targetm.set_up_by_prologue on it.
1489 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
1490 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
1492 2012-01-17 Nick Clifton <nickc@redhat.com>
1494 * config/rx/rx.c (rx_can_use_simple_return): New function.
1495 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
1496 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
1498 2012-01-17 Richard Guenther <rguenther@suse.de>
1501 * expr.c (expand_assignment): Take address-space information
1502 from the address operand of MEM_REF and TARGET_MEM_REF.
1503 (expand_expr_real_1): Likewise.
1505 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1507 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
1508 reload dump is requested.
1510 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
1513 * trans-mem.c (requires_barrier): Call may_be_aliased.
1515 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1517 PR tree-optimization/51877
1518 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
1519 call arguments and fndecls compare equal, instead return false if they
1520 don't. Return true only if lhs1 and lhs2 are either both NULL, or
1521 both SSA_NAMEs that are valueized the same, or they satisfy
1524 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1526 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
1528 * configure: Regenerate.
1530 2012-01-16 Jan Hubicka <jh@suse.cz>
1534 * convert.c (convert_to_integer): Use fold_convert for
1535 converting an INTEGER_CST to integer type.
1537 2012-01-16 Jason Merrill <jason@redhat.com>
1540 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
1542 2012-01-16 Jakub Jelinek <jakub@redhat.com>
1545 * config/s390/s390.c (s390_chunkify_start): Don't skip
1546 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
1547 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
1548 If insn is followed by NOTE_INSN_VAR_LOCATION or
1549 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
1550 Don't use location of note insns.
1552 PR tree-optimization/51865
1553 * tree-inline.c (tree_function_versioning): Call remap_decl
1554 on DECL_RESULT whenever it has VOID_TYPE_P type.
1556 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
1558 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
1559 for calls to locally-binding MIPS16 functions if only the return
1560 type uses float regs.
1562 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
1563 Richard Sandiford <rdsandiford@googlemail.com>
1565 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
1566 (SYMBOL_32_HIGH): Likewise.
1567 (mips_output_tls_reloc_directive): Declare.
1568 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
1569 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
1570 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
1571 (mips_lo_relocs, mips_hi_relocs): Make extern.
1572 (mips16_stub_function): Move up file.
1573 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
1574 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
1575 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
1576 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
1577 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
1578 (mips_get_tp): Add MIPS16 support.
1579 (mips_legitimize_tls_address): Remove MIPS16 sorry().
1580 Generalize DTPREL and TPREL handling.
1581 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
1582 Add MIPS16 TLS support.
1583 (mips_output_tls_reloc_directive): New function.
1584 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
1585 * config/mips/predicates.md (symbolic_operand_with_high)
1586 (tls_reloc_operand): New predicates.
1587 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
1588 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
1589 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
1590 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
1591 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
1592 (*tls_get_tp_mips16_call_<mode>): Likewise.
1594 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
1596 PR rtl-optimization/51821
1597 * recog.c (peep2_find_free_register): Determine clobbered registers
1600 2012-01-14 Denis Chertykov <chertykov@gmail.com>
1603 * config/avr/avr-protos.h: Revert change of 2012-01-09.
1604 * config/avr/avr.c: Likewise.
1605 * config/avr/avr.h: Likewise.
1607 2012-01-13 Ian Lance Taylor <iant@google.com>
1610 * tree.h (TYPE_QUALS): Add cast to int.
1611 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
1613 2012-01-13 Ian Lance Taylor <iant@google.com>
1615 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
1616 comparing param_index to VEC_length result.
1618 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
1620 * c-decl.c: Do not include tree-mudflap.h
1621 * tree-optimize.c: Likewise.
1622 * Makefile.in: Update dependencies.
1624 2012-01-13 Richard Guenther <rguenther@suse.de>
1627 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
1628 variable-sized result always use RSO.
1630 2012-01-12 DJ Delorie <dj@redhat.com>
1632 * cfgexpand.c (convert_debug_memory_address): Allow any valid
1633 pointer type, not just the default pointer type.
1635 2012-01-09 Richard Henderson <rth@redhat.com>
1636 Denis Chertykov <chertykov@gmail.com>
1639 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
1640 * config/avr/avr.c (avr_can_eliminate): Simplify.
1641 (avr_initial_elimination_offset): Likewise.
1642 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
1643 (expand_epilogue): Likewise.
1644 (avr_legitimize_address): Gut.
1645 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
1646 (avr_hard_regno_nregs): New.
1647 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
1648 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
1649 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
1650 add soft frame pointer.
1651 (CALL_USED_REGISTERS): Likewise.
1652 (REG_CLASS_CONTENTS): Likewise.
1653 (REGISTER_NAMES): Likewise.
1654 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
1655 (HARD_FRAME_POINTER_REGNUM): New.
1656 (FRAME_POINTER_REGNUM): Use soft frame pointer.
1657 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
1658 remove the HARD_FRAME_POINTER self-elimination.
1660 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
1663 * config/avr/avr.c (avr_encode_section_info): Test for absence of
1664 DECL_EXTERNAL when checking for initializers of progmem variables.
1666 2012-01-12 Ira Rosen <irar@il.ibm.com>
1668 PR tree-optimization/51799
1669 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
1670 that the last operation is a type demotion.
1672 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
1674 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
1675 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
1677 2012-01-11 Jakub Jelinek <jakub@redhat.com>
1680 * combine.c (distribute_notes): If i3 is a noreturn call,
1681 allow old_size to be equal to args_size and make sure the
1682 noreturn call gets REG_ARGS_SIZE note.
1683 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
1684 on noreturn calls even when the delta is 0.
1686 2012-01-11 Nathan Sidwell <nathan@acm.org>
1688 * gcov.c (STRING_SIZE): Remove.
1689 (generate_results): Erase annotations for source files with no
1690 coverage information.
1692 (output_lines): Use it.
1694 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1696 * gimple.h (gimplify_body): Remove first argument.
1697 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
1698 pointer set here, instead just pass DATA to walk_tree.
1699 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
1700 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
1701 (unvisit_body): Likewise, but with unmark_visited.
1702 (gimplify_body): Remove BODY_P argument and adjust.
1703 (gimplify_function_tree): Adjust call to gimplify_body.
1704 * omp-low.c (finalize_task_copyfn): Likewise.
1706 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1708 * tree.h (build_function_decl_skip_args): Add boolean parameter.
1709 (build_function_type_skip_args): Delete.
1710 * tree.c (build_function_type_skip_args): Make static and add
1711 SKIP_RETURN parameter. Fix thinko in the handling of variants.
1712 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
1713 pass it to build_function_type_skip_args.
1714 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
1715 (tree_function_versioning): Likewise.
1716 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
1717 build_function_decl_skip_args.
1718 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
1719 and pass it to build_function_decl_skip_args/tree_function_versioning.
1720 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
1721 * ipa-inline-transform.c (save_inline_function_body): Likewise.
1722 * trans-mem.c (ipa_tm_create_version): Likewise.
1723 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
1724 * tree-inline.c (declare_return_variable): Remove always-true test.
1725 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
1726 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
1727 * ipa-split.c (split_function): Skip the return value for the split
1728 part if it doesn't return.
1730 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1732 PR tree-optimization/49642
1733 * ipa-split.c (forbidden_dominators): New variable.
1734 (check_forbidden_calls): New function.
1735 (dominated_by_forbidden): Likewise.
1736 (consider_split): Check for forbidden dominators.
1737 (execute_split_functions): Initialize and free forbidden
1738 dominators info; call check_forbidden_calls.
1740 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1742 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
1744 2012-01-11 Nick Clifton <nickc@redhat.com>
1746 * config/rx/rx.md (return): Define pattern.
1748 2012-01-11 Richard Guenther <rguenther@suse.de>
1750 * doc/extend.texi (malloc attribute): Adjust according to
1753 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
1754 Patrick Marlier <patrick.marlier@gmail.com>
1757 * trans-mem.c (get_cg_data): Traverse aliases if requested.
1758 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
1759 (ipa_tm_note_irrevocable): Same.
1760 (ipa_tm_scan_irr_block): Same.
1761 (ipa_tm_decrement_clone_counts): Same.
1762 (ipa_tm_scan_irr_function): Same.
1763 (ipa_tm_create_version_alias): Same.
1764 (ipa_tm_create_version): Same.
1765 (ipa_tm_transform_calls_redirect): Same.
1766 (ipa_tm_transform_calls): Same.
1767 (ipa_tm_transform_transaction): Same.
1768 (ipa_tm_execute): Same.
1770 2012-01-10 Richard Guenther <rguenther@suse.de>
1773 * opts.c (common_handle_option): Handle -Werror.
1775 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
1777 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
1780 2012-01-10 Jason Merrill <jason@redhat.com>
1782 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
1785 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1787 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
1788 supports R_386_TLS_GD_PLT reloc.
1789 (gcc_cv_as_ix86_tlsldmplt): Check if linker
1790 supports R_386_TLS_LDM_PLT reloc.
1791 * configure: Regenerate.
1792 * config.in: Regenerate.
1794 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
1797 Extend __pgmx semantics to linearize memory.
1798 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
1799 determine if code comes inline or from libgcc.
1800 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
1801 (movmem_qi, movmem_qi): Set constraint #2 to "n".
1802 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
1803 (movmemx_qi, movmemx_hi): New insns.
1804 (xload_<mode>_libgcc): Rewrite to new insn condition.
1805 (xload_<mode>): Remove insns.
1806 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
1807 cases that don't satisfy avr_xload_libgcc_p().
1808 (avr_addr_space_convert): Allow converting in any direction.
1809 (avr_addr_space_subset_p): Return always true.
1810 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
1811 (avr_emit_movmemhi): Ditto.
1812 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
1813 (avr_out_movmem): Ditto.
1814 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
1815 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
1816 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
1817 (avr_encode_section_info): Encode 'progmem' in symbol flags.
1818 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
1820 2012-01-10 Richard Guenther <rguenther@suse.de>
1822 PR tree-optimization/50913
1823 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
1824 Require data-refs to be representable by Graphite with respect
1827 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
1829 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
1830 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
1832 2012-01-10 Tom de Vries <tom@codesourcery.com>
1834 PR rtl-optimization/51271
1835 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
1836 handling annulled branch.
1838 2012-01-10 Richard Henderson <rth@redhat.com>
1840 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
1841 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
1842 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
1843 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
1844 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
1845 arm_expand_vec_perm_const): New.
1846 * config/arm/arm-protos.h: Update.
1847 * config/arm/neon.md (UNSPEC_VCONCAT): New.
1848 (*neon_vswp<VDQX>): New.
1849 (neon_vcombine<VDX>): Use neon_split_vcombine.
1850 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
1851 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
1852 (vec_perm<VE>): New.
1854 2012-01-10 Richard Henderson <rth@redhat.com>
1856 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
1857 use it if reload_completed.
1858 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
1859 arm_output_asm_insn, arm_process_output_memory_barrier,
1860 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
1861 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
1862 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
1863 arm_process_output_sync_insn, arm_output_sync_insn,
1864 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
1865 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
1866 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
1867 (emit_unlikely_jump): New.
1868 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
1869 (arm_split_atomic_op): New.
1870 * config/arm/arm-protos.h: Update.
1871 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
1872 (struct arm_sync_generator): Remove.
1873 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
1874 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
1875 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
1876 (VUNSPEC_LL, VUNSPEC_SC): New.
1877 (sync_result, sync_memory, sync_required_value, sync_new_value,
1878 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
1879 (attr length): Don't use arm_sync_loop_insns.
1880 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
1881 (movsfcc, movdfcc): Likewise.
1882 * config/arm/constraints.md (Ua): New.
1883 * config/arm/prediates.md (mem_noofs_operand): New.
1884 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
1885 (sync_clobber, sync_t2_reqd): Remove.
1886 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
1887 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
1888 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
1889 (arm_sync_compare_and_swap<SIDI>): Remove.
1890 (arm_sync_compare_and_swap<NARROW>): Remove.
1891 (arm_sync_lock_test_and_set<SIDI>): Remove.
1892 (arm_sync_lock_test_and_set<NARROW>): Remove.
1893 (arm_sync_new_<syncop><SIDI>): Remove.
1894 (arm_sync_new_<syncop><NARROW>): Remove.
1895 (arm_sync_new_nand<SIDI>): Remove.
1896 (arm_sync_new_nand<NARROW>): Remove.
1897 (arm_sync_old_<syncop><SIDI>): Remove.
1898 (arm_sync_old_<syncop><NARROW>): Remove.
1899 (arm_sync_old_nand<SIDI>): Remove.
1900 (arm_sync_old_nand<NARROW>): Remove.
1901 (*memory_barrier): Merge arm_output_memory_barrier.
1902 (atomic_compare_and_swap<QHSD>): New.
1903 (atomic_compare_and_swap<NARROW>_1): New.
1904 (atomic_compare_and_swap<SIDI>_1): New.
1905 (atomic_exchange<QHSD>): New.
1906 (cas_cmp_operand, cas_cmp_str): New.
1907 (atomic_op_operand, atomic_op_str): New.
1908 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
1909 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
1910 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
1911 (arm_load_exclusive<NARROW>): New.
1912 (arm_load_exclusivesi, arm_load_exclusivedi): New.
1913 (arm_store_exclusive<QHSD>): New.
1915 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1917 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
1918 reload patterns if -mvsx-scalar-memory.
1920 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
1921 generated, even -mno-vsx-scalar-double was used.
1922 (vsx_xscvdpsp_scalar): Likewise.
1923 (vsx_xscvspdp_scalar2): Likewise.
1925 2012-01-09 Tom de Vries <tom@codesourcery.com>
1926 Andrew Pinski <apinski@cavium.com>
1929 * reorg.c (fill_slots_from_thread): Don't speculate
1930 frame-related insns.
1932 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
1934 * sched-int.h (bb_note): Move to...
1935 * basic-block.h: ...here.
1936 * haifa-sched.c (bb_note): Move to...
1937 * cfgrtl.c: ...here.
1938 * function.c (next_block_for_reg): New function.
1939 (move_insn_for_shrink_wrap): Likewise.
1940 (prepare_shrink_wrap): Rewrite to use the above.
1942 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
1944 * gimple.c (is_gimple_non_addressable): Remove.
1945 * gimple.h: Remove is_gimple_non_addressable.
1946 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
1947 is_gimple_non_addressable.
1948 * trans-mem.c (expand_assign_tm): Same.
1950 2012-01-09 Richard Guenther <rguenther@suse.de>
1952 PR tree-optimization/51775
1953 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
1954 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
1956 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1958 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1960 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1962 2012-01-09 Richard Guenther <rguenther@suse.de>
1964 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
1966 2012-01-08 Jan Hubicka <jh@suse.cz>
1968 PR tree-optimize/51680
1969 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
1970 on when known_vals needs to be computed; cleanup.
1972 2012-01-08 Jan Hubicka <jh@suse.cz>
1974 PR tree-optimize/51694
1975 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
1977 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
1979 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
1980 for -std=c++98 and -std=c++11 too.
1982 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
1984 * cfgloop.c (cancel_loop): Add free() of bbs array.
1986 2012-01-07 Jan Hubicka <jh@suse.cz>
1988 PR tree-optimization/51600
1989 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
1990 that benefits small functions.
1992 2012-01-07 Jan Hubicka <jh@suse.cz>
1994 * ipa-inline.c (want_inline_small_function_p): Fix formating.
1996 2012-01-07 Jan Hubicka <jh@suse.cz>
1998 PR tree-optimization/51680
1999 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2000 whose inlining reduce unit size.
2002 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
2005 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
2006 Add canonical node to containing_mem chain after the non-canonical
2007 one, even if there weren't any locs to propagate.
2008 (remove_useless_values): Keep only canonical values.
2009 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2010 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2011 canonicalize mem_chain elements that are not discarded.
2013 2012-01-06 Jakub Jelinek <jakub@redhat.com>
2016 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
2017 before emitting functions.
2019 PR gcov-profile/50127
2020 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
2021 clear_aux_for_blocks.
2023 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
2026 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
2028 2012-01-06 Arnaud Charlet <charlet@adacore.com>
2030 * c-decl.c (ext_block): Moved up.
2031 (collect_all_refs, for_each_global_decl): Take ext_block into account.
2033 2012-01-06 Han Shen <shenhan@google.com>
2035 Translate built-in include paths for sysroot.
2036 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
2037 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
2039 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
2040 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
2042 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
2043 control whether sysroot should be prepended to gxx include dir.
2045 * configure: Regenerate.
2047 2012-01-06 Torvald Riegel <triegel@redhat.com>
2049 PR rtl-optimization/51771
2050 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
2051 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
2053 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2055 PR tree-optimization/51315
2056 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
2057 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
2059 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
2062 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
2063 for shrp pattern. Correctly handle and fixup shift variable.
2064 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
2066 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2069 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
2070 note when !ACCUMULATE_OUTGOING_ARGS.
2072 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2074 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
2076 (extract_range_from_unary_expr_1): Avoid useless computations.
2078 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2080 PR rtl-optimization/51767
2081 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
2082 of jump_block and add an extra edge for degenerated asm gotos.
2085 * stmt.c (check_unique_operand_names): Don't ICE during error
2086 reporting if i is from labels chain.
2089 * profile.c (branch_prob): Split bbs that have exit edge
2090 and need a fake entry edge too.
2092 2012-01-05 Jan Hubicka <jh@suse.cz>
2095 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
2098 2012-01-05 Richard Guenther <rguenther@suse.de>
2101 * tree-streamer-out.c (write_ts_optimization): New function.
2102 (streamer_write_tree_body): Call it.
2103 * tree-streamer-in.c (lto_input_ts_optimization): New function.
2104 (streamer_read_tree_body): Call it.
2105 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
2107 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2110 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
2111 * gimplify.c (gimplify_cleanup_point_expr): Save and set
2112 in_cleanup_point_expr before gimplify_stmt call and restore it
2114 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
2115 in_cleanup_point_expr is false.
2117 2012-01-05 Richard Guenther <rguenther@suse.de>
2120 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
2122 * toplev.c (process_options): Reject combining mudflap and LTO.
2123 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2125 2012-01-05 Richard Guenther <rguenther@suse.de>
2127 PR tree-optimization/51760
2128 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
2130 (bit_value_unop): Handle UNDEFINED operands.
2131 (bit_value_binop): Likewise.
2133 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
2135 * config/avr/avr.c (avr_replace_prefix): Remove.
2136 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
2137 (avr_asm_function_rodata_section): Ditto.
2138 (avr_asm_select_section): Ditto.
2140 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
2142 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
2145 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2148 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
2149 calls that have any non-fake successor edges.
2152 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
2154 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
2156 PR tree-optimization/51624
2157 * tree-sra.c (build_ref_for_model): When replicating a chain of
2158 COMPONENT_REFs, stop as soon as the offset would become negative.
2160 2012-01-04 Jakub Jelinek <jakub@redhat.com>
2163 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
2164 in .debug_loc on the floor.
2166 2012-01-04 Andrew Pinski <apinski@cavium.com>
2168 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
2170 2012-01-04 Andrew Pinski <apinski@cavium.com>
2171 Adam Nemet <anemet@caviumnetworks.com>
2173 * config/mips/mips.md (size): Add SI and DI.
2174 (SIZE): New mode attribute.
2175 (U): New code attribute.
2176 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
2177 (mips_lbux_<mode>): Delete.
2178 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
2179 (mips_lhx): Use gen_mips_lhx_extsi.
2180 (mips_lhx_<mode>): Delete.
2182 (mips_l<size>x): New expand.
2183 (mips_lwx_<mode>): Delete.
2184 (mips_l<GPR:size>x_<P:mode>): New pattern.
2185 (*mips_lw<u>x_<P:mode>_ext): Likewise.
2186 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
2187 * config/mips/mips.c (mips_lx_address_p): New function.
2188 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
2189 (dsp64): New availability predicate.
2190 (mips_builtins): Add an entry for __builtin_mips_ldx.
2191 * config/mips/mips.h (ISA_HAS_LBX): New define.
2192 (ISA_HAS_LBUX): Likewise.
2193 (ISA_HAS_LHX): Likewise.
2194 (ISA_HAS_LHUX): Likewise.
2195 (ISA_HAS_LWX): Likewise.
2196 (ISA_HAS_LWUX): Likewise.
2197 (ISA_HAS_LDX): Likewise.
2198 * doc/extend.texi (__builtin_mips_ldx): Document.
2200 2012-01-04 Tristan Gingold <gingold@adacore.com>
2202 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
2203 when long pointers are used.
2204 * config.build (*-*-*vms*): Handle all OpenVMS targets.
2205 (alpha64-dec-*vms*, alpha*-dec-*vms*)
2206 (ia64-hp-*vms*): Remove.
2207 * config/vms/xm-vms64.h: Delete.
2209 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2212 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
2214 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2216 * opts.c (finish_options): Remove duplicate sorry.
2218 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2221 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
2224 2012-01-04 Richard Guenther <rguenther@suse.de>
2227 * tree.c (size_low_cst): New function.
2228 * tree.h (size_low_cst): Declare.
2229 * fold-const.c (fold_comparison): Use it to extract the low
2230 part of the POINTER_PLUS_EXPR offset.
2232 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
2234 Fix clearing ZERO_REG
2235 * config/avr/avr.md (cc): Add alternative "ldi".
2236 (movqi_insn): Use it in cc attribute.
2237 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
2238 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
2239 (output_reload_insisf): Use ZERO_REG to pre-clear register.
2241 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2243 * configure: Regenerate.
2245 2012-01-04 Richard Guenther <rguenther@suse.de>
2247 PR tree-optimization/49651
2248 * tree-ssa-structalias.c (type_can_have_subvars): New function.
2249 (var_can_have_subvars): Use it.
2250 (get_constraint_for_1): Only consider subfields if there can be any.
2252 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2255 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
2256 to its new canonical_cselib_val and the cselib_val was in
2257 first_containing_mem chain, but the canonical_cselib_val was not,
2258 add the latter into the chain.
2259 (cselib_invalidate_mem): Compare canonical_cselib_val of
2260 addr_list chain elt with v.
2263 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
2264 dwarf2out_undef): Allocate e.info using ggc_strdup instead
2266 (output_macinfo_op): Don't ggc_strdup fd->filename.
2267 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
2268 then ggc_strdup it. Don't free inc->info or cur->info.
2269 (output_macinfo): Don't free ref->info or file->info.
2271 2012-01-03 Ira Rosen <irar@il.ibm.com>
2273 PR tree-optimization/51269
2274 * tree-vect-loop-manip.c (set_prologue_iterations): Make
2275 first_niters a pointer.
2276 (slpeel_tree_peel_loop_to_edge): Likewise.
2277 (vect_do_peeling_for_loop_bound): Update call to
2278 slpeel_tree_peel_loop_to_edge.
2279 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
2280 here. Remove it from the parameters list.
2281 (vect_do_peeling_for_alignment): Update calls and compute
2284 2012-01-03 Richard Guenther <rguenther@suse.de>
2286 PR tree-optimization/51070
2287 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2288 Properly handle calls.
2290 2012-01-03 Richard Guenther <rguenther@suse.de>
2292 PR tree-optimization/51692
2293 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
2294 the LHS of allocation stmts.
2296 2012-01-03 Olivier Hainque <hainque@adacore.com>
2298 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
2300 2012-01-03 Olivier Hainque <hainque@adacore.com>
2302 * collect2.c (main): In AIX specific computations for vector
2303 insertions, use CONST_CAST2 to cast from char ** to const char **.
2305 2012-01-03 Richard Guenther <rguenther@suse.de>
2308 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
2309 the context of a limbo DIE when it does not already exist.
2311 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2313 PR tree-optimization/51719
2314 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
2315 but direct call is, clear direct call's lhs and don't add fallthrough
2316 edge from dcall_bb to join_bb and PHIs.
2318 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2320 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
2321 the instructions emitted by the pattern.
2322 ("*TDC_insn_<mode>"): Add comment.
2324 2012-01-03 Richard Guenther <rguenther@suse.de>
2327 * fold-const.c (fold_comparison): Properly canonicalize
2328 tree offset and HOST_WIDE_INT bit position.
2330 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
2332 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
2333 operands for extzv pattern.
2335 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2338 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
2341 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
2343 * doc/invoke.texi (-flto and related options): Copy-edit.
2345 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2347 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
2349 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2351 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
2354 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2356 * expr.h (move_by_pieces_ninsns): Declare.
2357 * expr.c (move_by_pieces_ninsns): Make external.
2358 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
2359 (mips_store_by_pieces_p): Likewise.
2360 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
2361 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
2362 * config/mips/mips.c (mips_move_by_pieces_p): New function.
2363 (mips_store_by_pieces_p): Likewise.
2365 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2367 * passes.c (register_one_dump_file): Free full_name.
2369 * reload1.c (reload): Don't allocate reg_max_ref_width here.
2370 (calculate_elim_costs_all_insns): Free offsets_at and
2371 offsets_known_at at the end and clear the pointers.
2373 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2375 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
2376 this option introduced in r180739.
2378 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2381 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
2382 (tmake_file target=avr): Add avr/t-multilib.
2384 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
2385 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
2386 * config/avr/genmultilib.awk: New file.
2387 * config/avr/t-multilib: New auto-generated file.
2388 * config/avr/multilib.h: New auto-generated file.
2389 * config/avr/t-avr (AVR_MCUS): New variable.
2390 (genopt.sh): Use it.
2391 (s-mlib): Depend on t-multilib.
2392 (t-multilib, multilib.h): New dependencies.
2393 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
2394 (MULTILIB_OPTIONS): Remove.
2395 (MULTILIB_MATCHES): Remove.
2396 (MULTILIB_DIRNAMES): Remove.
2397 (MULTILIB_EXCEPTIONS): Remove:
2398 * config/avr/genopt.sh: Don't use hard coded file name;
2399 pass AVR_MCUS from t-avr instead.
2401 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2403 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
2405 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2407 Implement light-weight DImode support.
2408 * config/avr/avr-dimode.md: New file.
2409 * config/avr/avr.md: Include it.
2410 (adjust_len): Add plus64, compare64.
2411 (HIDI): Remove code iterator.
2412 (code_stdname): New code attribute.
2413 (rotx, rotsmode): Remove DI.
2414 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
2416 * config/avr/avr-protos.h (avr_have_dimode): New.
2417 (avr_out_plus64, avr_out_compare64): New.
2418 * config/avr/avr.c (avr_out_compare): Handle DImode.
2419 (avr_have_dimode): New variable definition and initialization.
2420 (avr_out_compare64, avr_out_plus64): New functions.
2421 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
2422 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
2423 (avr_compare_pattern): Skip DImode comparisons.
2425 2012-01-02 Revital Eres <revital.eres@linaro.org>
2427 * ddg.c (def_has_ccmode_p): New function.
2428 (add_cross_iteration_register_deps,
2429 create_ddg_dep_from_intra_loop_link): Call it.
2431 2012-01-02 Richard Guenther <rguenther@suse.de>
2434 * invoke.texi (fassociative-math): Remove spurious paranthesis.
2436 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2438 * gcc.c (process_command): Update copyright notice dates.
2439 * gcov.c (print_version): Likewise.
2440 * gcov-dump.c (print_version): Likewise.
2441 * mips-tfile.c (main): Likewise.
2442 * mips-tdump.c (main): Likewise.
2444 2012-01-01 Ira Rosen <irar@il.ibm.com>
2446 PR tree-optimization/51704
2447 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
2448 a use is inside the basic block or loop before accessing its vect info.
2450 2012-01-01 Jan Hubicka <jhjh@suse.cz>
2452 PR rtl-optimization/51069
2453 * cfgloopmanip.c (remove_path): Removing path making irreducible
2454 region unconditional makes BB part of the region.
2456 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2458 PR tree-optimization/51683
2459 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
2460 calls with side-effects.
2461 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
2463 Copyright (C) 2012 Free Software Foundation, Inc.
2465 Copying and distribution of this file, with or without modification,
2466 are permitted in any medium without royalty provided the copyright
2467 notice and this notice are preserved.