1 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
3 * config/c6x/c6x.md (reserve_cycles): New attribute.
4 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5 don't reserve functional units after the branch occurs.
7 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
10 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
11 functions into non-tm_pure functions.
13 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
16 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
17 (iterative_hash_canonical_type): Likewise.
18 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
21 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
23 * haifa-sched.c (prune_ready_list): Ensure that if there is a
24 sched-group insn, it either remains alone or the entire list is
27 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
29 * doc/install.texi (Prerequisites): Fix grammar.
30 (Configuration): Likewise.
32 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
34 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
35 MPC as part of GCC before describing configuring with --with-gmp etc.
36 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
39 2012-02-14 Jakub Jelinek <jakub@redhat.com>
42 * dwarf2out.c (clone_tree_hash): New function.
43 (copy_decls_walk): Use it instead of clone_tree.
45 2012-02-14 Richard Guenther <rguenther@suse.de>
47 PR tree-optimization/52244
48 PR tree-optimization/51528
49 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
50 replacements for integral types.
52 2012-02-14 Walter Lee <walt@tilera.com>
54 * config.gcc: Handle tilegx and tilepro.
55 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
57 Add HAVE_AS_TLS check for tilegx and tilepro.
58 * configure: Regenerate.
59 * doc/contrib.texi: Add Mat Hostetter and self.
60 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
61 Document instruction intrinsics and network accessing intrinsics.
62 (TILEPro Built-in Functions): New node. Document instruction
63 intrinsics and network accessing intrinsics.
64 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
65 (Specific, tilepro-*-linux*): Likewise.
66 * doc/invoke.texi (TILE-Gx Options): New section.
67 (TILEPro Options): New section.
68 * doc/md.texi (TILE-Gx): New section.
69 (TILEPro): New section.
70 * common/config/tilegx/tilegx-common.c: New file.
71 * common/config/tilepro/tilepro-common.c: New file.
72 * config/tilegx/constraints.md: New file.
73 * config/tilegx/linux.h: New file.
74 * config/tilegx/mul-tables.c: New file.
75 * config/tilegx/predicates.md: New file.
76 * config/tilegx/sync.md: New file.
77 * config/tilegx/t-tilegx: New file.
78 * config/tilegx/tilegx-builtins.h: New file.
79 * config/tilegx/tilegx-c.c: New file.
80 * config/tilegx/tilegx-generic.md: New file.
81 * config/tilegx/tilegx-modes.def: New file.
82 * config/tilegx/tilegx-multiply.h: New file.
83 * config/tilegx/tilegx-protos.h: New file.
84 * config/tilegx/tilegx.c: New file.
85 * config/tilegx/tilegx.h: New file.
86 * config/tilegx/tilegx.md: New file.
87 * config/tilegx/tilegx.opt: New file.
88 * config/tilepro/constraints.md: New file.
89 * config/tilepro/gen-mul-tables.cc: New file.
90 * config/tilepro/linux.h: New file.
91 * config/tilepro/mul-tables.c: New file.
92 * config/tilepro/predicates.md: New file.
93 * config/tilepro/t-tilepro: New file.
94 * config/tilepro/tilepro-builtins.h: New file.
95 * config/tilepro/tilepro-c.c: New file.
96 * config/tilepro/tilepro-generic.md: New file.
97 * config/tilepro/tilepro-modes.def: New file.
98 * config/tilepro/tilepro-multiply.h: New file.
99 * config/tilepro/tilepro-protos.h: New file.
100 * config/tilepro/tilepro.c: New file.
101 * config/tilepro/tilepro.h: New file.
102 * config/tilepro/tilepro.md: New file.
103 * config/tilepro/tilepro.opt: New file.
105 2012-02-14 Jakub Jelinek <jakub@redhat.com>
107 PR tree-optimization/52210
108 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
109 vect_model_simple_cost with two entry vect_def_type array instead
112 2012-02-14 Richard Guenther <rguenther@suse.de>
115 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
116 Do not stream DECL_QUALIFIER.
117 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
118 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
119 (find_decls_types_r): Do not walk DECL_QUALIFIER.
121 2012-02-14 Jakub Jelinek <jakub@redhat.com>
124 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
127 2012-02-13 Jakub Jelinek <jakub@redhat.com>
130 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
131 * cselib.c (cselib_subst_to_values_from_insn): New function.
132 * sched-deps.c (add_insn_mem_dependence,
133 sched_analyze_1, sched_analyze_2): Use it.
135 2012-02-13 Jan Hubicka <jh@suse.cz>
138 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
140 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
142 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
143 (GTM_SELF_SPECS): Define if not already defined.
144 (driver_self_specs): Add GTM_SELF_SPECS.
145 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
146 (GTM_SELF_SPECS): Define.
147 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
148 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
150 2012-02-13 Jakub Jelinek <jakub@redhat.com>
152 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
155 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is
159 * omp-low.c (expand_omp_for): If a static schedule without
160 chunk size has NULL region->cont, force fd.chunk_size to be
163 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
166 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
168 2012-02-13 Richard Guenther <rguenther@suse.de>
171 * passes.c (enable_disable_pass): Fix typo.
173 2012-02-13 Jakub Jelinek <jakub@redhat.com>
176 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
177 XOR for reduce_bit_field if type is unsigned.
179 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
181 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
182 disallow changes from SFmode to mode with different size in FP regs.
184 2012-02-12 Robert Millan <rmh@gnu.org>
185 Gerald Pfeifer <gerald@pfeifer.com>
187 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
190 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
192 PR rtl-optimization/52175
193 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
194 to frame-related instructions.
196 2012-02-10 Jason Merrill <jason@redhat.com>
199 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
200 (demangle_new_symbols): Fill it.
201 (scan_linker_output): Walk it.
202 (start_tweaking): Split out from scan_linker_output.
203 (maybe_tweak): Update sym->chosen.
204 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
206 2012-02-11 Jakub Jelinek <jakub@redhat.com>
209 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use
212 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
214 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
215 having the same mode as previous compare.
217 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
219 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
220 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
221 (nonlocal_goto_internal): Likewise.
222 (nonlocal_goto): Emit a use and an indirect jump directly.
224 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
227 * doc/extend.texi : Update comments for __atomic_compare_exchange and
228 __atomic_{is,always}_lock_free.
230 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
233 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
234 negative constant address for x32.
236 2012-02-10 Richard Henderson <rth@redhat.com>
238 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
239 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
240 for GIMPLE_TRANSACTION. Tidy if's into a switch.
242 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
243 Ira Rosen <irar@il.ibm.com>
245 PR tree-optimization/50031
246 * targhooks.c (default_builtin_vectorization_cost): Handle
248 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
249 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
250 all types of reduction and pattern statements.
251 (vect_estimate_min_profitable_iters): Likewise.
252 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
253 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
254 for explicit realigns.
255 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
256 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
258 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
259 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
260 vec_perm for VSX and handle vec_promote_demote.
262 2012-02-10 Jakub Jelinek <jakub@redhat.com>
265 * builtins.c (fold_builtin_atomic_always_lock_free,
266 expand_builtin_atomic_always_lock_free,
267 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
268 Return and/or test boolean_true_node/boolean_false_node instead of
269 integer_one_node/integer_zero_node.
271 2012-02-10 Jan Hubicka <jh@suse.cz>
274 * predict.c (predict_paths_for_bb): Prevent looping.
275 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
277 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
279 * config/arm/arm.c (output_move_double): In one case properly
280 count number of instructions that will be emitted.
282 2012-02-10 Richard Guenther <rguenther@suse.de>
285 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
287 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
290 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
292 2012-02-09 Jakub Jelinek <jakub@redhat.com>
295 * var-tracking.c (emit_note_insn_var_location): If
296 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
297 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
298 non-NOTE_DURING_CALL_P insn.
300 2012-02-09 Bin Cheng <bin.cheng@arm.com>
303 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
305 2012-02-08 Magnus Granberg <zorry@gentoo.org>
308 * gcc.c (switch_matches) Support switches with separated form,
311 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
313 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
316 * config/avr/avr.c (avr_addr_t): New typedef.
317 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
318 (avr_init_expanders): Initialize it.
319 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
321 (expand_epilogue): Ditto.
322 (avr_print_operand): Ditto.
323 (avr_file_start): Ditto.
324 (avr_emit_movmemhi): Ditto.
326 2012-02-08 Richard Guenther <rguenther@suse.de>
328 PR tree-optimization/46886
329 * tree-flow.h (do_while_loop_p): Declare.
330 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
331 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
333 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
335 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
336 always succeed for integers larger than a native word.
338 2012-02-08 Richard Guenther <rguenther@suse.de>
340 PR rtl-optimization/52170
341 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
342 properly handle integer vector modes.
344 2012-02-08 Jakub Jelinek <jakub@redhat.com>
346 PR gcov-profile/52150
347 * coverage.c: Include target.h.
348 (build_var): Call targetm.strip_name_encoding on the assembler name.
349 Change one _ into . or $ if the target allows it.
350 * Makefile.in (coverage.o): Depend on $(TARGET_H).
352 PR rtl-optimization/52139
353 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
354 is a BARRIER after emit_insn_after_noloc, move BB_END
355 to the last non-BARRIER insn before it.
357 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
360 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
361 (mips_gimplify_va_arg_expr): Call it instead of
362 std_gimplify_va_arg_expr.
364 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
366 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
367 message for -mno-pointers-to-nested-function.
369 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
372 * expr.c (get_inner_reference): If there is an offset, add a negative
373 bit position to it (if any).
375 2012-02-07 Jakub Jelinek <jakub@redhat.com>
377 PR rtl-optimization/52060
378 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
379 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
380 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
381 and/or i0src_copy2 when needed.
383 2012-02-07 Jakub Jelinek <jakub@redhat.com>
385 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
386 or LTOPLUGINSONAME if have_c.
388 * config/freebsd-spec.h: Add comment about what macros can be defined
390 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
391 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
394 2012-02-07 Richard Guenther <rguenther@suse.de>
396 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
397 newline in -alias dumps.
399 2012-02-07 Kai Tietz <ktietz@redhat.com>
400 Dave Korn <dave.korn.cygwin@gmail.com>
403 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
404 Take care that typinfo gets dllexport-attribute.
406 2012-02-07 Jakub Jelinek <jakub@redhat.com>
409 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
410 if modifier < EXPAND_SUM call force_operand on the result.
412 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
414 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
415 adding __forwarder_dst__ prefix if a forwarder_section attribute is
417 (epiphany_function_type): Replace types for specific interrupts with
418 EPIPHANY_FUNCTION_INTERRUPT.
419 (EPIPHANY_INTERRUPT_P): Update.
420 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
422 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
423 <disinterrupt>: Affects type identity.
424 (epiphany_handle_interrupt_attribute): Handle variable number of
426 (epiphany_compute_function_type): Update for new
427 epiphany_function_type definition.
428 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
429 handlers with a longcall forwarder.
430 (epiphany_start_function): Handle multiple interrupt arguments and/or
431 forwarder_section attribute.
433 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
436 2012-02-07 Alan Modra <amodra@gmail.com>
439 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
442 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
444 PR tree-optimization/50969
445 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
446 use vec_perm rather than vector_stmt.
447 (vect_model_load_cost): Likewise.
448 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
449 vec_perm to be the same as other vector statements.
450 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
451 cost of vec_perm for TARGET_VSX.
453 2012-02-06 Richard Guenther <rguenther@suse.de>
455 PR tree-optimization/52115
456 * tree-sra.c (access_has_replacements_p): New function.
457 (sra_modify_assign): Use it to decide whether a use is uninitialized.
459 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
462 * trans-mem.c (expand_call_tm): Add an assertion.
463 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
466 2012-02-06 Richard Guenther <rguenther@suse.de>
468 PR tree-optimization/50955
469 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
470 raise cost of expressions that replace an address with an
471 expression based on a different pointer.
473 2012-02-06 Jakub Jelinek <jakub@redhat.com>
476 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
477 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
479 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
482 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
483 -Weffc++ and specify guidelines come from second edition.
485 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
487 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
488 (sibcall_value_multiple_internal, call_split, call_internal_direct)
489 (call_direct_split, call_value_split, call_value_internal_direct)
490 (call_value_direct_split, call_value_multiple_split): Use jal and
491 jal_macro attributes.
493 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
495 * reload1.c (reload_regs_reach_end_p): Replace with...
496 (reload_reg_rtx_reaches_end_p): ...this function.
497 (new_spill_reg_store): Update commentary.
498 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
499 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
500 before setting new_spill_reg_store.
501 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
502 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
503 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
504 for non-spill reload registers.
506 2012-02-05 Ira Rosen <irar@il.ibm.com>
508 PR tree-optimization/52091
509 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
510 (vect_is_simple_use_1): Likewise.
511 * tree-vect-loop.c (vectorizable_reduction): Update calls
512 to vect_is_simple_use_1 and vect_is_simple_use.
513 (vectorizable_live_operation): Likewise.
514 * tree-vect-patterns.c (widened_name_p,
515 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
516 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
517 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
518 vectorizable_shift,vectorizable_operation, vectorizable_store,
519 vectorizable_load): Likewise.
520 (vect_is_simple_cond): Add an argument, pass it to
521 vect_is_simple_use_1.
522 (vectorizable_condition): Update calls to vect_is_simple_cond,
524 (vect_is_simple_use): Add an argument, the statement in which
525 OPERAND is used. Check that if OPERAND's def stmt is a double
526 reduction phi node, the use is a phi node too.
527 (vect_is_simple_use_1): Add an argument, pass it to
529 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
530 to vect_is_simple_use.
532 2012-02-04 Jakub Jelinek <jakub@redhat.com>
534 PR rtl-optimization/52095
535 * modulo-sched.c (dump_insn_locator): New function.
536 (loop_canon_p, sms_schedule): Use it.
538 PR rtl-optimization/52113
539 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
540 even for decomposable shift/zext insns.
542 2012-02-03 Jakub Jelinek <jakub@redhat.com>
543 Zdenek Dvorak <ook@ucw.cz>
545 PR rtl-optimization/52092
546 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
547 on get_iv_value result.
549 2012-02-02 Andrew Pinski <apinski@cavium.com>
553 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
555 2012-02-02 Jakub Jelinek <jakub@redhat.com>
558 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
560 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
562 PR rtl-optimization/49800
563 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
564 (sched_finish): Call regstat_free_n_sets_and_refs.
566 2012-02-02 Jia Liu <proljc@gmail.com>
568 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
571 2012-02-02 Jan Hubicka <jh@suse.cz>
572 Tom de Vries <tom@codesourcery.com>
575 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
576 * varpool.c (varpool_analyze_pending_decls): Likewise.
578 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
579 Jayant R Sonar <jayant.sonar@kpitcummins.com>
581 * config.gcc: Add cr16-* support.
583 * doc/extend.texi: Document cr16 extensions.
584 * doc/install.texi: Document cr16 install.
585 * doc/invoke.texi: Document cr16 options.
586 * doc/md.texi: Document cr16 constraints.
588 * common/config/cr16/cr16-common.c: New file.
589 * config/cr16/cr16.c: New file.
590 * config/cr16/cr16.h: New file.
591 * config/cr16/cr16.md: New file.
592 * config/cr16/cr16.opt: New file.
593 * config/cr16/cr16-protos.h: New file.
594 * config/cr16/predicates.md: New file.
595 * config/cr16/constraints.md: New file.
596 * config/cr16/t-cr16: New file.
598 2012-02-02 Jakub Jelinek <jakub@redhat.com>
601 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
602 that operands[2] is either immediate, or q_regs_operand.
604 PR tree-optimization/52073
605 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
606 a pattern stmt for pattern uses, ignore uses outside of the loop.
608 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
610 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
611 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
612 (OUT_AS1, OUT_AS2): Remove.
614 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
616 PR rtl-optimization/51374
617 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
618 to cross other volatile_refs_p insns.
620 2012-02-01 Richard Guenther <rguenther@suse.de>
622 * doc/invoke.texi (fno-inline): Clarify documentation.
623 (finline-small-functions): Likewise.
624 (finline-functions): Likewise.
625 * common.opt (finline): Adjust comment and documentation.
626 (finline-small-functions): Clarify documentation.
627 (finline-functions): Likewise.
628 (finline-functions-called-once): Likewise.
630 2012-02-01 Tristan Gingold <gingold@adacore.com>
632 * c-typeck.c (composite_type): Keep mode for pointers.
634 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
636 * function.h (regno_reg_rtx): Adjust comment.
637 * reginfo.c (init_reg_modes_target): Only use the previous mode
638 if it fits within one register. Remove MIPS comment.
640 2012-01-31 Jakub Jelinek <jakub@redhat.com>
643 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
645 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
647 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
650 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
652 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
654 2012-01-31 Jakub Jelinek <jakub@redhat.com>
659 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
661 2012-01-31 Richard Guenther <rguenther@suse.de>
663 PR tree-optimization/51528
664 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
667 2012-01-31 Jakub Jelinek <jakub@redhat.com>
672 * ree.c (add_removable_extension): Change def_map argument
673 to unsigned *, store in def_map 1 + offset into *insn_list vector
674 instead of pointers into the vector.
675 (find_removable_extensions): Adjust caller.
677 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
679 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
680 Transform all "* quoted-c-code" to { c-code }.
681 Remove redundant test for "optimize" in combine patterns.
682 Move (include "avr-dimode.md") to end of file.
684 2012-01-30 Bin Cheng <bin.cheng@arm.com>
687 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
688 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
690 2012-01-30 Richard Guenther <rguenther@suse.de>
692 PR tree-optimization/52028
693 * tree-loop-distribution.c (ldist_gen): Properly update
696 2012-01-30 Jakub Jelinek <jakub@redhat.com>
699 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
700 set_cur_line_info_table if not emitting debug info.
702 PR tree-optimization/52046
703 * tree-vect-patterns.c (check_bool_pattern): Give up if
704 a comparison could throw.
707 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
709 2012-01-30 Richard Guenther <rguenther@suse.de>
711 PR tree-optimization/52045
712 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
713 SSA form if cfgcleanup did anything.
715 2012-01-30 Richard Guenther <rguenther@suse.de>
717 PR tree-optimization/52045
718 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
719 before computing final todo.
721 2012-01-30 Richard Guenther <rguenther@suse.de>
723 PR tree-optimization/51528
724 * tree-sra.c (sra_modify_assign): Re-factor in preparation
727 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
729 * df-problems.c (df_kill_notes): Check that the use refers
730 to the note under examination.
732 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
735 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
736 parameter and use short-lived pseudos.
737 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
738 (sparc_expand_vector_init): Const-ify local variables and adjust
739 calls to above functions.
741 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
743 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
745 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
747 * doc/invoke.texi: Make usage of "compile time" and
748 "run time"/"runtime" consistent throughout the file.
750 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
752 * config/alpha/alpha.c (alpha_option_override): Default to
753 full IEEE compliance mode for Go language.
755 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
757 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
758 (LINK_SSP_SPEC): Define.
760 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
763 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
766 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
768 * doc/invoke.texi: Correct hyphenation of "floating point",
769 "double precision", and related terminology throughout the file.
771 2012-01-28 Jakub Jelinek <jakub@redhat.com>
774 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
775 arm_general_register_operand predicate for operand 2 instead of
778 2012-01-27 Ian Lance Taylor <iant@google.com>
781 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
782 * builtins.c (expand_builtin_init_trampoline): Add onstack
783 parameter. Change caller.
784 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
785 * tree.c (build_common_builtin_nodes): Declare
786 __builtin_init_heap_trampoline.
788 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
790 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
791 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
792 * config/avr/avr.c: Ditto.
793 (avr_regnames): Remove because unused.
794 * config/avr/avr.md (*cpse.ne): New peephole.
795 (*cpse.eq): New peephole from former cpse peepholes.
797 2012-01-27 Michael Eager <eager@eagercon.com>
799 * config/microblaze.c (microblaze_emit_compare): Correct
800 test after pcmp instruction.
802 2012-01-27 Richard Guenther <rguenther@suse.de>
804 PR tree-optimization/52020
805 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
807 2012-01-27 Richard Guenther <rguenther@suse.de>
809 * ipa-pure-const.c (check_stmt): Clobbers do not make a
810 function non-const/pure.
812 2012-01-27 Richard Guenther <rguenther@suse.de>
814 PR tree-optimization/50444
815 * tree-sra.c (build_ref_for_offset): Properly adjust the
816 MEM_REF type for unaligned accesses.
818 2012-01-27 Richard Guenther <rguenther@suse.de>
820 PR tree-optimization/50444
821 * expr.c (mem_ref_refers_to_non_mem_p): New function.
822 (expand_assignment): Use it. Properly handle misaligned
823 bases when expanding stores to component references.
824 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
827 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
830 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
831 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
832 * tree-data-ref.c (find_data_references_in_loop): Make static.
833 (compute_all_dependences): Change return type to bool. Bail out
834 for too many datarefs in a loop. Move the hunk resetting the data
835 dependences vector from ...
836 (compute_data_dependences_for_loop): ... here. Account for
837 compute_all_dependences returning false.
838 (compute_data_dependences_for_bb): Likewise.
839 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
840 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
842 2012-01-27 Richard Guenther <rguenther@suse.de>
845 * expr.c (store_field): Use the alias-set of the scratch memory
848 2012-01-27 Tom de Vries <tom@codesourcery.com>
850 PR tree-optimization/51990
851 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
853 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
855 2012-01-27 Jakub Jelinek <jakub@redhat.com>
858 * var-tracking.c (reverse_op): Don't add any reverse operation
859 if V already has any constant locations.
861 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
863 * doc/invoke.texi: Correct usage of "command line" (noun)
864 vs "command-line" (adjective) throughout.
866 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
868 * doc/invoke.texi (Language Independent Options): Move
869 -Wcoverage-mismatch blurb from here....
870 (Warning Options): ...to here.
872 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
874 * config/rs6000/rs6000.c (rs6000_option_override_internal):
875 Set rs6000_always_hint to false for 476.
877 2012-01-27 Matthias Klose <doko@ubuntu.com>
879 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
881 * incpath.c (add_standard_paths): Likewise.
883 2012-01-27 Richard Henderson <rth@redhat.com>
885 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
886 * config/m68k/sync.md (atomic_test_and_set): Rename from
887 sync_test_and_setqi and adjust the operands.
888 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
889 and unconditionally enable.
891 2012-01-27 Richard Henderson <rth@redhat.com>
893 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
894 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
895 (ldstub): Rename from ldstubqi.
896 (ldstub<I24MODE>): Remove.
898 2012-01-27 Richard Henderson <rth@redhat.com>
900 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
901 * c-cppbuiltin.c (cpp_atomic_builtins): Define
902 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
903 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
904 * doc/tm.texi: Rebuild.
906 2012-01-27 Richard Henderson <rth@redhat.com>
908 * optabs.c (gen_atomic_test_and_set): Remove default.
909 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
911 2012-01-26 Jakub Jelinek <jakub@redhat.com>
913 PR rtl-optimization/51978
914 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
915 (combine_reaching_defs): Likewise.
916 (struct re_info): Remove.
917 (add_removable_extension): Remove x and data arguments,
918 add insn, insn_list and def_map. Use the arguments directly
919 instead of using struct re_info.
920 (find_removable_extensions): Don't call add_removable_extension
921 through note_stores, instead just call it with single_set
923 (find_and_remove_re): Pass curr_cand->expr instead of
924 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
926 2012-01-26 Michael Matz <matz@suse.de>
928 PR tree-optimization/46590
929 * cfgexpand.c: Revert last change (r183305).
930 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
932 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
933 checking for emptiness.
935 2012-01-26 Jakub Jelinek <jakub@redhat.com>
938 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
939 non-addressable non-BLKmode base correctly.
941 2012-01-26 Michael Matz <matz@suse.de>
943 PR tree-optimization/48794
944 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
945 regions referenced from RESX/EH_DISPATCH.
947 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
949 * config/s390/s390.h: Make BRANCH_COST an option.
950 * config/s390/s390.opt: New option -mbranch-cost.
952 2012-01-26 Richard Henderson <rth@redhat.com>
954 Revert 2012-01-24 change:
955 * trans-mem.c (requires_barrier): Do not instrument thread local
956 variables and emit save/restore for them.
958 2012-01-25 Jakub Jelinek <jakub@redhat.com>
961 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
964 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
966 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
969 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
972 Rename __pgm to __flash.
973 Rename __pgm1 to __flash1.
974 Rename __pgm2 to __flash2.
975 Rename __pgm3 to __flash3.
976 Rename __pgm4 to __flash4.
977 Rename __pgm5 to __flash5.
978 Rename __pgmx to __memx.
979 * doc/extend.texi (AVR Named Address Spaces)
980 Rename address space names as indicated above.
981 * config/avr/avr.c (avr_addrspace): Ditto.
983 * config/avr/avr-protos.h
984 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
985 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
986 * config/avr/predicates.md: Ditto.
987 * config/avr/avr.c Ditto, and
988 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
989 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
991 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
992 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
993 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
994 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
995 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
996 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
997 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
998 * config/avr/avr.c: Ditto.
999 * config/avr/avr.md: Ditto.
1001 2012-01-25 Jason Merrill <jason@redhat.com>
1004 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
1006 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1008 PR tree-optimization/51987
1009 * tree-data-ref.c (get_references_in_stmt): Handle references in
1010 non-volatile GIMPLE_ASM.
1012 2012-01-25 Richard Guenther <rguenther@suse.de>
1014 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
1015 bases are dereferenced.
1017 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1019 PR rtl-optimization/48374
1020 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
1022 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1024 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
1025 compute_data_dependences_for_loop returns false.
1026 * tree-parloops.c (loop_parallel_p): Likewise.
1028 2012-01-25 Richard Guenther <rguenther@suse.de>
1030 * tree.h (get_pointer_alignment_1): Declare.
1031 * builtins.c (get_pointer_alignment_1): New function.
1032 (get_pointer_alignment): Use it.
1034 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1036 PR rtl-optimization/48308
1037 * combine.c (enum undo_kind): Add UNDO_LINKS.
1038 (struct undo): Add member l to other_contents and where.
1039 (do_SUBST_LINK): New.
1041 (try_combine): Handle LOG_LINKS for the dummy i1 case.
1042 (undo_all): Handle UNDO_LINKS.
1044 2012-01-25 Richard Henderson <rth@redhat.com>
1046 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
1049 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1051 * optabs.c (gen_atomic_test_and_set): Use each argument.
1053 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1055 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
1056 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
1057 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
1058 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
1059 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
1060 TARGET_PAIRED_SINGLE_FLOAT.
1062 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1064 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1065 (in_struct, return_val): Remove MEM documentation.
1066 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
1067 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1068 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
1070 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1071 * cfgexpand.c (add_alias_set_conflicts): Likewise.
1072 * expr.c (store_field): Likewise.
1073 * function.c (assign_stack_temp_for_type): Likewise.
1074 * ifcvt.c (noce_try_cmove_arith): Likewise.
1075 * reload1.c (reload): Likewise.
1076 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
1077 (alpha_set_memflags): Likewise.
1078 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
1080 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1082 * rtl.h (true_dependence, canon_true_dependence): Remove varies
1084 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
1085 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
1086 (true_dependence_1, true_dependence, canon_true_dependence): Remove
1088 * cselib.c (cselib_rtx_varies_p): Delete.
1089 (cselib_invalidate_mem): Update call to canon_true_dependence.
1090 * dse.c (record_store, check_mem_read_rtx): Likewise.
1091 (scan_reads_nospill): Likewise.
1092 * cse.c (check_dependence): Likewise.
1093 (cse_rtx_varies_p): Delete.
1094 * expr.c (safe_from_p): Update call to true_dependence.
1095 * ira.c (validate_equiv_mem_from_store): Likewise.
1096 (memref_referenced_p): Likewise.
1097 * postreload-gcse.c (find_mem_conflicts): Likewise.
1098 * sched-deps.c (sched_analyze_2): Likewise.
1099 * store-motion.c (load_kills_store): Likewise.
1100 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
1101 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1102 (compute_transp): Update call to canon_true_dependence.
1104 2012-01-25 Richard Henderson <rth@redhat.com>
1106 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
1107 (maybe_emit_atomic_test_and_set): New.
1108 (expand_sync_lock_test_and_set): Use it.
1109 (expand_atomic_test_and_set): Likewise.
1110 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
1111 the implementation; clarify implementation defined details.
1112 * doc/md.texi (atomic_test_and_set): Document.
1114 2012-01-25 Richard Henderson <rth@redhat.com>
1116 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
1118 2012-01-25 Richard Henderson <rth@redhat.com>
1121 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
1122 to effect no-op split.
1124 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1127 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
1128 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
1129 (BT_FN_VOID_PTR_INT_SIZE): New.
1130 (BT_FN_UINT_UINT_VAR): Remove.
1131 (BT_FN_UINT32_UINT32_VAR): New.
1132 (BT_FN_DOUBLE_VPTR): Remove.
1133 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
1135 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
1136 (_ITM_changeTransactionMode): Same.
1137 (_ITM_memmoveRtWt): Change return type to void.
1138 (_ITM_memcpyRtWt): Same.
1139 (_ITM_memsetW): Same.
1140 (_ITM_RaRD): Change types to double.
1145 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
1147 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1148 Patrick Marlier <patrick.marlier@gmail.com>
1150 * trans-mem.c (requires_barrier): Do not instrument thread local
1151 variables and emit save/restore for them.
1153 2012-01-24 Jason Merrill <jason@redhat.com>
1156 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
1157 output static aliases.
1159 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1162 * common.opt (-pie, -shared, pie, shared): Change from Common to
1164 * gcc.c (display_help): Display help for -pie and -shared.
1166 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
1169 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
1170 Remove note on size/offset limitation.
1171 (AVR Variable Attributes): Add example how to read data located
1172 with progmem. Refer to named address spaces.
1173 * doc/invoke.texi (AVR Options): Fix typo.
1175 2012-01-24 Richard Guenther <rguenther@suse.de>
1177 Forward-port to trunk
1178 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1181 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1182 op0 isn't sufficiently aligned and there is movmisalignM
1183 insn for mode, use it to load op0 into a temporary register.
1185 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1188 * target.def (const_not_ok_for_debug_p): New hook.
1189 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
1191 * doc/tm.texi: Regenerated.
1192 * dwarf2out.c (const_ok_for_output_1): If
1193 targetm.const_not_ok_for_debug_p returns true, fail.
1194 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
1196 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
1198 2012-01-23 Kai Tietz <ktietz@redhat.com>
1201 * config/i386/predicates.md (symbolic_operand): Allow
1202 UNSPEC_PCREL as PIC expression for lea.
1203 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
1204 * config/i386/i386.c (ix86_delegitimize_address): Handle
1205 UNSPEC_PCREL for none-MEM, too.
1207 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1209 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
1210 (ipa_tm_create_version_alias): Same.
1212 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
1215 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
1216 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
1218 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1219 Patrick Marlier <patrick.marlier@gmail.com>
1220 Iain Sandoe <developer@sandoe-acoustics.co.uk>
1223 * lto-wrapper.c (run_gcc): Pass the LTO section name to
1224 simple_object_start_read.
1226 2012-01-23 Richard Guenther <rguenther@suse.de>
1229 PR tree-optimization/51895
1230 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
1231 parameter decomposition into BLKmode components.
1233 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
1235 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
1236 fake variables for restrict-qualified pointers whose pointed-to type
1237 contains a placeholder.
1239 2012-01-23 Richard Guenther <rguenther@suse.de>
1241 PR tree-optimization/51949
1242 * ipa-split.c (execute_split_functions): Do not split malloc functions.
1244 2012-01-23 Jakub Jelinek <jakub@redhat.com>
1246 PR rtl-optimization/51933
1247 * ree.c (transform_ifelse): Return true right away if dstreg is
1248 already wider or equal to cand->mode.
1249 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
1250 (make_defs_and_copies_lists): Remove defs_list and copies_list
1251 arguments, add state argument, just truncate state->work_list
1252 instead of always allocating and freeing the vector. Assert that
1253 get_defs succeeds instead of returning 2. Changed return type to bool.
1254 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
1255 have ext_src_mode, see if it has been modified already with the
1256 right kind of extension and has been extended before from the
1257 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
1258 just return true. Remember the original mode in state->modified array.
1259 (combine_reaching_defs): Add state argument. Don't allocate and
1260 free here def_list, copied_list and vec vectors, instead just
1261 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
1262 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
1263 Add state variable, clear vectors in it, initialize state.modified
1264 if needed. Free all the vectors at the end and state.modified too.
1265 Don't skip a candidate if the extension expression has been modified.
1267 2012-01-22 Douglas B Rupp <rupp@gnat.com>
1270 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
1271 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
1272 (extra_options) interix.opt -> i386/interix.opt"
1273 (extra_objs):Add winnt-stubs.o
1274 * configure.ac: Add interix to target_os .comm on PE check.
1275 * configure: Regenerate.
1276 * config/interix3.h: Delete and move bits to..
1277 * config/interix.h: Delete and move bits to..
1278 * config/i386/i386-interix3.h: Delete and move bits to..
1279 * config/i386/i386-interix.h: ..here.
1280 (TARGET_CPU_DEFAULT): Remove redefinition.
1281 (TARGET_ASM_CONSTRUCTOR): Undefine.
1282 (SUBTARGET_SWITCHES): Define for ms-bitfields.
1283 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
1284 (PTRDIFF_TYPE): Define.
1285 (LONG_DOUBLE_TYPE_SIZE): Define.
1286 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
1287 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1288 (TARGET_SECTION_TYPE_FLAGS): Define.
1289 (ASM_DECLARE_FUNCTION_NAME): Define.
1290 (ASM_OUTPUT_EXTERNAL): Define.
1291 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
1292 (ASM_OUTPUT_ALIGNED_BSS): Define.
1293 (PCC_BITFIELD_TYPE_MATTERS): Define.
1294 (USE_CONST_SECTION): Define.
1295 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
1296 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1297 (SUPPORTS_ONE_ONLY): Remove.
1298 (I386_PE_STRIP_ENCODING): Define.
1299 * config/interix.opt: Delete and move bits to..
1300 * config/i386/interix.opt: ..here. New.
1301 (mpe-aligned-commons): Add.
1302 * config/i386/t-interix: Add copyright header.
1303 (winnt-stubs.o): Add rule.
1305 2012-01-22 Jason Merrill <jason@redhat.com>
1308 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
1309 for extra name aliases.
1311 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
1313 PR rtl-optimization/51924
1314 * ree.c (combine_set_extension): Improve debugging message.
1315 (combine_reaching_defs): Likewise.
1316 (get_defs): Rename confusingly named variable.
1317 (find_and_remove_re): Skip a candidate if the extension expression has
1320 2012-01-21 Robert Millan <rmh@gnu.org>
1321 Gerald Pfeifer <gerald@pfeifer.com>
1323 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
1324 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
1326 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1328 PR tree-optimization/51914
1329 * tree-vect-stmts.c (vectorizable_conversion): For
1330 cvt_type && modifier == WIDEN, put temporary with cvt_type
1331 at the beginning of vec_dsts and set vec_dest to temporary
1334 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
1336 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
1338 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
1340 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
1341 * config/rs6000/rs6000.c: Likewise.
1343 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1346 * config/arm/arm.c (arm_count_output_move_double_insns): Call
1347 output_move_double on a copy of operands array.
1349 2012-01-20 Cary Coutant <ccoutant@google.com>
1350 Dodji Seketeli <dodji@redhat.com>
1353 * dwarf2out.c (copy_declaration_context): Return ref to parent
1354 of declaration DIE, if necessary.
1355 (remove_child_or_replace_with_skeleton): Add new parameter; update
1356 caller. Place skeleton DIE under parent DIE of original declaration.
1357 Move call to copy_declaration_context to here ...
1358 (break_out_comdat_types): ... from here.
1360 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1362 PR rtl-optimization/51856
1363 * reload.c (find_reloads_subreg_address): Set the address_reloaded
1366 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1369 * config/arm/arm.c (arm_print_operand): Correct output of alignment
1370 hints for neon loads and stores.
1372 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
1376 * doc/extend.texi (Named Address Spaces): Split into subsections.
1377 (AVR Named Address Spaces): New subsection.
1378 (M32C Named Address Spaces): New subsection.
1379 (RL78 Named Address Spaces): New subsection.
1380 (SPU Named Address Spaces): New subsection.
1381 (Variable Attributes): New anchor "AVR Variable Attributes".
1382 (AVR Variable Attributes): Rewrite and avoid wording
1383 "address space" in this context.
1384 * doc/invoke.texi (AVR Options): Rewrite and add documentation
1385 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
1386 (AVR Built-in Macros): New subsubsection therein.
1387 * doc/md.texi (AVR constraints): Remove "C04", "R".
1389 2012-01-20 Richard Guenther <rguenther@suse.de>
1391 PR tree-optimization/51903
1392 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
1393 when removing stmts.
1395 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1398 * config/arm/arm.c (arm_load_pic_register): Use
1399 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
1400 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
1401 (arm_pic_static_addr): Likewise.
1402 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
1403 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
1404 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
1405 (pic_load_addr_unified): New.
1407 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
1410 * function.c (instantiate_virtual_regs_in_insn): Use
1411 delete_insn_and_edges when removing a wrong asm insn.
1413 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
1415 PR rtl-optimization/40761
1416 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
1417 Add new member loop_num.
1418 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
1419 (ira_build): Remove the parameter.
1421 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
1422 (ira.c): Do not build CFG loops for one region allocation. Remove
1423 argument from ira_build call.
1425 * ira-build.c (init_loop_tree_node): New function.
1426 (create_loop_tree_nodes): Use it. Separate the case when CFG
1427 loops are not built.
1428 (more_one_region_p): Check current_loops.
1429 (finish_loop_tree_nodes): Separate the case when CFG loops are not
1431 (add_loop_to_tree): Process loop equal to NULL too.
1432 (form_loop_tree): Separate the case when CFG loops are not built.
1433 Use explicitly number for the root.
1434 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
1436 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
1437 instead of loop->num.
1438 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
1439 (mark_all_loops_for_removal): Ditto.
1440 (remove_unnecessary_regions): Separate the case when CFG loops
1442 (ira_build): Remove the parameter. Use explicit number of regions
1443 when CFG loops are not built.
1445 * ira-color.c (print_loop_title): Separate the case for the root node.
1446 Use loop_num instead of loop->num.
1447 (move_spill_restore): Use loop_num instead of loop->num.
1449 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
1450 (change_loop): Ditto.
1451 (change_loop): Use loop_num instead of loop->num.
1453 * ira-lives.c (process_bb_node_lives): Ditto.
1455 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
1457 * ira-conflicts.c (print_allocno_conflicts): Ditto.
1459 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1462 * tree-mudflap.c (mf_artificial): New function.
1463 (execute_mudflap_function_ops, execute_mudflap_function_decls,
1464 mx_register_decls, mudflap_enqueue_decl): Use it.
1467 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
1468 numbers in the insn pattern.
1470 2012-01-19 Michael Matz <matz@suse.de>
1472 PR tree-optimization/46590
1473 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
1474 use it in remembering which conflicts we already created.
1475 (add_scope_conflicts): Adjust call to above, (de)allocate helper
1478 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
1481 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
1482 (merge_and_complain): Same.
1484 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1487 * config/initfini-array.h: Guard content of the header
1488 with #ifdef HAVE_INITFINI_ARRAY.
1489 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
1490 Add initfini-array.h to tm_file here.
1491 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
1492 * config.gcc: Don't add initfini-array.h to tm_file here.
1493 * configure: Regenerated.
1495 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
1497 PR rtl-optimization/51505
1498 * df-problems.c (df_kill_notes): New parameter live. Update comment.
1499 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
1500 (df_note_bb_compute): Update the call to df_kill_notes.
1502 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
1504 * trans-mem.c (requires_barrier): Remove call to is_global_var.
1506 2012-01-18 Richard Guenther <rguenther@suse.de>
1508 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
1509 of conversions to void *.
1511 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1512 Richard Sandiford <rdsandiford@googlemail.com>
1516 * optabs.h (simplify_expand_binop): Declare.
1517 * optabs.c (simplify_expand_binop): Make global.
1518 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
1519 endian targets if the source cannot be exactly covered by word
1522 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1525 * hard-reg-set.h (struct hard_reg_set_container): New type.
1526 * target.h (struct hard_reg_set_container): Forward declare.
1527 * target.def (set_up_by_prologue): New target hook.
1528 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
1529 * doc/tm.texi: Regenerated.
1530 * function.c (thread_prologue_and_epilogue_insns): Change
1531 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
1532 Call targetm.set_up_by_prologue on it.
1533 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
1534 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
1536 2012-01-17 Nick Clifton <nickc@redhat.com>
1538 * config/rx/rx.c (rx_can_use_simple_return): New function.
1539 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
1540 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
1542 2012-01-17 Richard Guenther <rguenther@suse.de>
1545 * expr.c (expand_assignment): Take address-space information
1546 from the address operand of MEM_REF and TARGET_MEM_REF.
1547 (expand_expr_real_1): Likewise.
1549 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1551 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
1552 reload dump is requested.
1554 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
1557 * trans-mem.c (requires_barrier): Call may_be_aliased.
1559 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1561 PR tree-optimization/51877
1562 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
1563 call arguments and fndecls compare equal, instead return false if they
1564 don't. Return true only if lhs1 and lhs2 are either both NULL, or
1565 both SSA_NAMEs that are valueized the same, or they satisfy
1568 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1570 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
1572 * configure: Regenerate.
1574 2012-01-16 Jan Hubicka <jh@suse.cz>
1578 * convert.c (convert_to_integer): Use fold_convert for
1579 converting an INTEGER_CST to integer type.
1581 2012-01-16 Jason Merrill <jason@redhat.com>
1584 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
1586 2012-01-16 Jakub Jelinek <jakub@redhat.com>
1589 * config/s390/s390.c (s390_chunkify_start): Don't skip
1590 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
1591 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
1592 If insn is followed by NOTE_INSN_VAR_LOCATION or
1593 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
1594 Don't use location of note insns.
1596 PR tree-optimization/51865
1597 * tree-inline.c (tree_function_versioning): Call remap_decl
1598 on DECL_RESULT whenever it has VOID_TYPE_P type.
1600 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
1602 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
1603 for calls to locally-binding MIPS16 functions if only the return
1604 type uses float regs.
1606 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
1607 Richard Sandiford <rdsandiford@googlemail.com>
1609 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
1610 (SYMBOL_32_HIGH): Likewise.
1611 (mips_output_tls_reloc_directive): Declare.
1612 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
1613 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
1614 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
1615 (mips_lo_relocs, mips_hi_relocs): Make extern.
1616 (mips16_stub_function): Move up file.
1617 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
1618 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
1619 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
1620 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
1621 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
1622 (mips_get_tp): Add MIPS16 support.
1623 (mips_legitimize_tls_address): Remove MIPS16 sorry().
1624 Generalize DTPREL and TPREL handling.
1625 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
1626 Add MIPS16 TLS support.
1627 (mips_output_tls_reloc_directive): New function.
1628 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
1629 * config/mips/predicates.md (symbolic_operand_with_high)
1630 (tls_reloc_operand): New predicates.
1631 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
1632 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
1633 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
1634 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
1635 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
1636 (*tls_get_tp_mips16_call_<mode>): Likewise.
1638 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
1640 PR rtl-optimization/51821
1641 * recog.c (peep2_find_free_register): Determine clobbered registers
1644 2012-01-14 Denis Chertykov <chertykov@gmail.com>
1647 * config/avr/avr-protos.h: Revert change of 2012-01-09.
1648 * config/avr/avr.c: Likewise.
1649 * config/avr/avr.h: Likewise.
1651 2012-01-13 Ian Lance Taylor <iant@google.com>
1654 * tree.h (TYPE_QUALS): Add cast to int.
1655 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
1657 2012-01-13 Ian Lance Taylor <iant@google.com>
1659 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
1660 comparing param_index to VEC_length result.
1662 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
1664 * c-decl.c: Do not include tree-mudflap.h
1665 * tree-optimize.c: Likewise.
1666 * Makefile.in: Update dependencies.
1668 2012-01-13 Richard Guenther <rguenther@suse.de>
1671 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
1672 variable-sized result always use RSO.
1674 2012-01-12 DJ Delorie <dj@redhat.com>
1676 * cfgexpand.c (convert_debug_memory_address): Allow any valid
1677 pointer type, not just the default pointer type.
1679 2012-01-09 Richard Henderson <rth@redhat.com>
1680 Denis Chertykov <chertykov@gmail.com>
1683 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
1684 * config/avr/avr.c (avr_can_eliminate): Simplify.
1685 (avr_initial_elimination_offset): Likewise.
1686 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
1687 (expand_epilogue): Likewise.
1688 (avr_legitimize_address): Gut.
1689 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
1690 (avr_hard_regno_nregs): New.
1691 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
1692 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
1693 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
1694 add soft frame pointer.
1695 (CALL_USED_REGISTERS): Likewise.
1696 (REG_CLASS_CONTENTS): Likewise.
1697 (REGISTER_NAMES): Likewise.
1698 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
1699 (HARD_FRAME_POINTER_REGNUM): New.
1700 (FRAME_POINTER_REGNUM): Use soft frame pointer.
1701 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
1702 remove the HARD_FRAME_POINTER self-elimination.
1704 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
1707 * config/avr/avr.c (avr_encode_section_info): Test for absence of
1708 DECL_EXTERNAL when checking for initializers of progmem variables.
1710 2012-01-12 Ira Rosen <irar@il.ibm.com>
1712 PR tree-optimization/51799
1713 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
1714 that the last operation is a type demotion.
1716 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
1718 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
1719 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
1721 2012-01-11 Jakub Jelinek <jakub@redhat.com>
1724 * combine.c (distribute_notes): If i3 is a noreturn call,
1725 allow old_size to be equal to args_size and make sure the
1726 noreturn call gets REG_ARGS_SIZE note.
1727 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
1728 on noreturn calls even when the delta is 0.
1730 2012-01-11 Nathan Sidwell <nathan@acm.org>
1732 * gcov.c (STRING_SIZE): Remove.
1733 (generate_results): Erase annotations for source files with no
1734 coverage information.
1736 (output_lines): Use it.
1738 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1740 * gimple.h (gimplify_body): Remove first argument.
1741 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
1742 pointer set here, instead just pass DATA to walk_tree.
1743 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
1744 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
1745 (unvisit_body): Likewise, but with unmark_visited.
1746 (gimplify_body): Remove BODY_P argument and adjust.
1747 (gimplify_function_tree): Adjust call to gimplify_body.
1748 * omp-low.c (finalize_task_copyfn): Likewise.
1750 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1752 * tree.h (build_function_decl_skip_args): Add boolean parameter.
1753 (build_function_type_skip_args): Delete.
1754 * tree.c (build_function_type_skip_args): Make static and add
1755 SKIP_RETURN parameter. Fix thinko in the handling of variants.
1756 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
1757 pass it to build_function_type_skip_args.
1758 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
1759 (tree_function_versioning): Likewise.
1760 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
1761 build_function_decl_skip_args.
1762 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
1763 and pass it to build_function_decl_skip_args/tree_function_versioning.
1764 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
1765 * ipa-inline-transform.c (save_inline_function_body): Likewise.
1766 * trans-mem.c (ipa_tm_create_version): Likewise.
1767 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
1768 * tree-inline.c (declare_return_variable): Remove always-true test.
1769 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
1770 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
1771 * ipa-split.c (split_function): Skip the return value for the split
1772 part if it doesn't return.
1774 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1776 PR tree-optimization/49642
1777 * ipa-split.c (forbidden_dominators): New variable.
1778 (check_forbidden_calls): New function.
1779 (dominated_by_forbidden): Likewise.
1780 (consider_split): Check for forbidden dominators.
1781 (execute_split_functions): Initialize and free forbidden
1782 dominators info; call check_forbidden_calls.
1784 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1786 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
1788 2012-01-11 Nick Clifton <nickc@redhat.com>
1790 * config/rx/rx.md (return): Define pattern.
1792 2012-01-11 Richard Guenther <rguenther@suse.de>
1794 * doc/extend.texi (malloc attribute): Adjust according to
1797 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
1798 Patrick Marlier <patrick.marlier@gmail.com>
1801 * trans-mem.c (get_cg_data): Traverse aliases if requested.
1802 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
1803 (ipa_tm_note_irrevocable): Same.
1804 (ipa_tm_scan_irr_block): Same.
1805 (ipa_tm_decrement_clone_counts): Same.
1806 (ipa_tm_scan_irr_function): Same.
1807 (ipa_tm_create_version_alias): Same.
1808 (ipa_tm_create_version): Same.
1809 (ipa_tm_transform_calls_redirect): Same.
1810 (ipa_tm_transform_calls): Same.
1811 (ipa_tm_transform_transaction): Same.
1812 (ipa_tm_execute): Same.
1814 2012-01-10 Richard Guenther <rguenther@suse.de>
1817 * opts.c (common_handle_option): Handle -Werror.
1819 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
1821 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
1824 2012-01-10 Jason Merrill <jason@redhat.com>
1826 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
1829 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1831 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
1832 supports R_386_TLS_GD_PLT reloc.
1833 (gcc_cv_as_ix86_tlsldmplt): Check if linker
1834 supports R_386_TLS_LDM_PLT reloc.
1835 * configure: Regenerate.
1836 * config.in: Regenerate.
1838 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
1841 Extend __pgmx semantics to linearize memory.
1842 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
1843 determine if code comes inline or from libgcc.
1844 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
1845 (movmem_qi, movmem_qi): Set constraint #2 to "n".
1846 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
1847 (movmemx_qi, movmemx_hi): New insns.
1848 (xload_<mode>_libgcc): Rewrite to new insn condition.
1849 (xload_<mode>): Remove insns.
1850 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
1851 cases that don't satisfy avr_xload_libgcc_p().
1852 (avr_addr_space_convert): Allow converting in any direction.
1853 (avr_addr_space_subset_p): Return always true.
1854 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
1855 (avr_emit_movmemhi): Ditto.
1856 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
1857 (avr_out_movmem): Ditto.
1858 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
1859 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
1860 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
1861 (avr_encode_section_info): Encode 'progmem' in symbol flags.
1862 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
1864 2012-01-10 Richard Guenther <rguenther@suse.de>
1866 PR tree-optimization/50913
1867 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
1868 Require data-refs to be representable by Graphite with respect
1871 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
1873 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
1874 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
1876 2012-01-10 Tom de Vries <tom@codesourcery.com>
1878 PR rtl-optimization/51271
1879 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
1880 handling annulled branch.
1882 2012-01-10 Richard Henderson <rth@redhat.com>
1884 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
1885 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
1886 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
1887 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
1888 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
1889 arm_expand_vec_perm_const): New.
1890 * config/arm/arm-protos.h: Update.
1891 * config/arm/neon.md (UNSPEC_VCONCAT): New.
1892 (*neon_vswp<VDQX>): New.
1893 (neon_vcombine<VDX>): Use neon_split_vcombine.
1894 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
1895 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
1896 (vec_perm<VE>): New.
1898 2012-01-10 Richard Henderson <rth@redhat.com>
1900 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
1901 use it if reload_completed.
1902 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
1903 arm_output_asm_insn, arm_process_output_memory_barrier,
1904 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
1905 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
1906 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
1907 arm_process_output_sync_insn, arm_output_sync_insn,
1908 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
1909 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
1910 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
1911 (emit_unlikely_jump): New.
1912 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
1913 (arm_split_atomic_op): New.
1914 * config/arm/arm-protos.h: Update.
1915 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
1916 (struct arm_sync_generator): Remove.
1917 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
1918 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
1919 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
1920 (VUNSPEC_LL, VUNSPEC_SC): New.
1921 (sync_result, sync_memory, sync_required_value, sync_new_value,
1922 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
1923 (attr length): Don't use arm_sync_loop_insns.
1924 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
1925 (movsfcc, movdfcc): Likewise.
1926 * config/arm/constraints.md (Ua): New.
1927 * config/arm/prediates.md (mem_noofs_operand): New.
1928 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
1929 (sync_clobber, sync_t2_reqd): Remove.
1930 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
1931 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
1932 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
1933 (arm_sync_compare_and_swap<SIDI>): Remove.
1934 (arm_sync_compare_and_swap<NARROW>): Remove.
1935 (arm_sync_lock_test_and_set<SIDI>): Remove.
1936 (arm_sync_lock_test_and_set<NARROW>): Remove.
1937 (arm_sync_new_<syncop><SIDI>): Remove.
1938 (arm_sync_new_<syncop><NARROW>): Remove.
1939 (arm_sync_new_nand<SIDI>): Remove.
1940 (arm_sync_new_nand<NARROW>): Remove.
1941 (arm_sync_old_<syncop><SIDI>): Remove.
1942 (arm_sync_old_<syncop><NARROW>): Remove.
1943 (arm_sync_old_nand<SIDI>): Remove.
1944 (arm_sync_old_nand<NARROW>): Remove.
1945 (*memory_barrier): Merge arm_output_memory_barrier.
1946 (atomic_compare_and_swap<QHSD>): New.
1947 (atomic_compare_and_swap<NARROW>_1): New.
1948 (atomic_compare_and_swap<SIDI>_1): New.
1949 (atomic_exchange<QHSD>): New.
1950 (cas_cmp_operand, cas_cmp_str): New.
1951 (atomic_op_operand, atomic_op_str): New.
1952 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
1953 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
1954 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
1955 (arm_load_exclusive<NARROW>): New.
1956 (arm_load_exclusivesi, arm_load_exclusivedi): New.
1957 (arm_store_exclusive<QHSD>): New.
1959 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1961 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
1962 reload patterns if -mvsx-scalar-memory.
1964 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
1965 generated, even -mno-vsx-scalar-double was used.
1966 (vsx_xscvdpsp_scalar): Likewise.
1967 (vsx_xscvspdp_scalar2): Likewise.
1969 2012-01-09 Tom de Vries <tom@codesourcery.com>
1970 Andrew Pinski <apinski@cavium.com>
1973 * reorg.c (fill_slots_from_thread): Don't speculate
1974 frame-related insns.
1976 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
1978 * sched-int.h (bb_note): Move to...
1979 * basic-block.h: ...here.
1980 * haifa-sched.c (bb_note): Move to...
1981 * cfgrtl.c: ...here.
1982 * function.c (next_block_for_reg): New function.
1983 (move_insn_for_shrink_wrap): Likewise.
1984 (prepare_shrink_wrap): Rewrite to use the above.
1986 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
1988 * gimple.c (is_gimple_non_addressable): Remove.
1989 * gimple.h: Remove is_gimple_non_addressable.
1990 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
1991 is_gimple_non_addressable.
1992 * trans-mem.c (expand_assign_tm): Same.
1994 2012-01-09 Richard Guenther <rguenther@suse.de>
1996 PR tree-optimization/51775
1997 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
1998 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
2000 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2002 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2004 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2006 2012-01-09 Richard Guenther <rguenther@suse.de>
2008 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
2010 2012-01-08 Jan Hubicka <jh@suse.cz>
2012 PR tree-optimize/51680
2013 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
2014 on when known_vals needs to be computed; cleanup.
2016 2012-01-08 Jan Hubicka <jh@suse.cz>
2018 PR tree-optimize/51694
2019 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
2021 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
2023 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
2024 for -std=c++98 and -std=c++11 too.
2026 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
2028 * cfgloop.c (cancel_loop): Add free() of bbs array.
2030 2012-01-07 Jan Hubicka <jh@suse.cz>
2032 PR tree-optimization/51600
2033 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
2034 that benefits small functions.
2036 2012-01-07 Jan Hubicka <jh@suse.cz>
2038 * ipa-inline.c (want_inline_small_function_p): Fix formating.
2040 2012-01-07 Jan Hubicka <jh@suse.cz>
2042 PR tree-optimization/51680
2043 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2044 whose inlining reduce unit size.
2046 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
2049 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
2050 Add canonical node to containing_mem chain after the non-canonical
2051 one, even if there weren't any locs to propagate.
2052 (remove_useless_values): Keep only canonical values.
2053 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2054 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2055 canonicalize mem_chain elements that are not discarded.
2057 2012-01-06 Jakub Jelinek <jakub@redhat.com>
2060 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
2061 before emitting functions.
2063 PR gcov-profile/50127
2064 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
2065 clear_aux_for_blocks.
2067 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
2070 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
2072 2012-01-06 Arnaud Charlet <charlet@adacore.com>
2074 * c-decl.c (ext_block): Moved up.
2075 (collect_all_refs, for_each_global_decl): Take ext_block into account.
2077 2012-01-06 Han Shen <shenhan@google.com>
2079 Translate built-in include paths for sysroot.
2080 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
2081 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
2083 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
2084 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
2086 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
2087 control whether sysroot should be prepended to gxx include dir.
2089 * configure: Regenerate.
2091 2012-01-06 Torvald Riegel <triegel@redhat.com>
2093 PR rtl-optimization/51771
2094 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
2095 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
2097 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2099 PR tree-optimization/51315
2100 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
2101 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
2103 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
2106 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
2107 for shrp pattern. Correctly handle and fixup shift variable.
2108 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
2110 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2113 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
2114 note when !ACCUMULATE_OUTGOING_ARGS.
2116 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2118 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
2120 (extract_range_from_unary_expr_1): Avoid useless computations.
2122 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2124 PR rtl-optimization/51767
2125 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
2126 of jump_block and add an extra edge for degenerated asm gotos.
2129 * stmt.c (check_unique_operand_names): Don't ICE during error
2130 reporting if i is from labels chain.
2133 * profile.c (branch_prob): Split bbs that have exit edge
2134 and need a fake entry edge too.
2136 2012-01-05 Jan Hubicka <jh@suse.cz>
2139 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
2142 2012-01-05 Richard Guenther <rguenther@suse.de>
2145 * tree-streamer-out.c (write_ts_optimization): New function.
2146 (streamer_write_tree_body): Call it.
2147 * tree-streamer-in.c (lto_input_ts_optimization): New function.
2148 (streamer_read_tree_body): Call it.
2149 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
2151 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2154 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
2155 * gimplify.c (gimplify_cleanup_point_expr): Save and set
2156 in_cleanup_point_expr before gimplify_stmt call and restore it
2158 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
2159 in_cleanup_point_expr is false.
2161 2012-01-05 Richard Guenther <rguenther@suse.de>
2164 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
2166 * toplev.c (process_options): Reject combining mudflap and LTO.
2167 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2169 2012-01-05 Richard Guenther <rguenther@suse.de>
2171 PR tree-optimization/51760
2172 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
2174 (bit_value_unop): Handle UNDEFINED operands.
2175 (bit_value_binop): Likewise.
2177 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
2179 * config/avr/avr.c (avr_replace_prefix): Remove.
2180 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
2181 (avr_asm_function_rodata_section): Ditto.
2182 (avr_asm_select_section): Ditto.
2184 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
2186 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
2189 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2192 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
2193 calls that have any non-fake successor edges.
2196 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
2198 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
2200 PR tree-optimization/51624
2201 * tree-sra.c (build_ref_for_model): When replicating a chain of
2202 COMPONENT_REFs, stop as soon as the offset would become negative.
2204 2012-01-04 Jakub Jelinek <jakub@redhat.com>
2207 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
2208 in .debug_loc on the floor.
2210 2012-01-04 Andrew Pinski <apinski@cavium.com>
2212 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
2214 2012-01-04 Andrew Pinski <apinski@cavium.com>
2215 Adam Nemet <anemet@caviumnetworks.com>
2217 * config/mips/mips.md (size): Add SI and DI.
2218 (SIZE): New mode attribute.
2219 (U): New code attribute.
2220 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
2221 (mips_lbux_<mode>): Delete.
2222 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
2223 (mips_lhx): Use gen_mips_lhx_extsi.
2224 (mips_lhx_<mode>): Delete.
2226 (mips_l<size>x): New expand.
2227 (mips_lwx_<mode>): Delete.
2228 (mips_l<GPR:size>x_<P:mode>): New pattern.
2229 (*mips_lw<u>x_<P:mode>_ext): Likewise.
2230 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
2231 * config/mips/mips.c (mips_lx_address_p): New function.
2232 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
2233 (dsp64): New availability predicate.
2234 (mips_builtins): Add an entry for __builtin_mips_ldx.
2235 * config/mips/mips.h (ISA_HAS_LBX): New define.
2236 (ISA_HAS_LBUX): Likewise.
2237 (ISA_HAS_LHX): Likewise.
2238 (ISA_HAS_LHUX): Likewise.
2239 (ISA_HAS_LWX): Likewise.
2240 (ISA_HAS_LWUX): Likewise.
2241 (ISA_HAS_LDX): Likewise.
2242 * doc/extend.texi (__builtin_mips_ldx): Document.
2244 2012-01-04 Tristan Gingold <gingold@adacore.com>
2246 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
2247 when long pointers are used.
2248 * config.build (*-*-*vms*): Handle all OpenVMS targets.
2249 (alpha64-dec-*vms*, alpha*-dec-*vms*)
2250 (ia64-hp-*vms*): Remove.
2251 * config/vms/xm-vms64.h: Delete.
2253 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2256 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
2258 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2260 * opts.c (finish_options): Remove duplicate sorry.
2262 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2265 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
2268 2012-01-04 Richard Guenther <rguenther@suse.de>
2271 * tree.c (size_low_cst): New function.
2272 * tree.h (size_low_cst): Declare.
2273 * fold-const.c (fold_comparison): Use it to extract the low
2274 part of the POINTER_PLUS_EXPR offset.
2276 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
2278 Fix clearing ZERO_REG
2279 * config/avr/avr.md (cc): Add alternative "ldi".
2280 (movqi_insn): Use it in cc attribute.
2281 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
2282 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
2283 (output_reload_insisf): Use ZERO_REG to pre-clear register.
2285 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2287 * configure: Regenerate.
2289 2012-01-04 Richard Guenther <rguenther@suse.de>
2291 PR tree-optimization/49651
2292 * tree-ssa-structalias.c (type_can_have_subvars): New function.
2293 (var_can_have_subvars): Use it.
2294 (get_constraint_for_1): Only consider subfields if there can be any.
2296 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2299 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
2300 to its new canonical_cselib_val and the cselib_val was in
2301 first_containing_mem chain, but the canonical_cselib_val was not,
2302 add the latter into the chain.
2303 (cselib_invalidate_mem): Compare canonical_cselib_val of
2304 addr_list chain elt with v.
2307 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
2308 dwarf2out_undef): Allocate e.info using ggc_strdup instead
2310 (output_macinfo_op): Don't ggc_strdup fd->filename.
2311 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
2312 then ggc_strdup it. Don't free inc->info or cur->info.
2313 (output_macinfo): Don't free ref->info or file->info.
2315 2012-01-03 Ira Rosen <irar@il.ibm.com>
2317 PR tree-optimization/51269
2318 * tree-vect-loop-manip.c (set_prologue_iterations): Make
2319 first_niters a pointer.
2320 (slpeel_tree_peel_loop_to_edge): Likewise.
2321 (vect_do_peeling_for_loop_bound): Update call to
2322 slpeel_tree_peel_loop_to_edge.
2323 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
2324 here. Remove it from the parameters list.
2325 (vect_do_peeling_for_alignment): Update calls and compute
2328 2012-01-03 Richard Guenther <rguenther@suse.de>
2330 PR tree-optimization/51070
2331 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2332 Properly handle calls.
2334 2012-01-03 Richard Guenther <rguenther@suse.de>
2336 PR tree-optimization/51692
2337 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
2338 the LHS of allocation stmts.
2340 2012-01-03 Olivier Hainque <hainque@adacore.com>
2342 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
2344 2012-01-03 Olivier Hainque <hainque@adacore.com>
2346 * collect2.c (main): In AIX specific computations for vector
2347 insertions, use CONST_CAST2 to cast from char ** to const char **.
2349 2012-01-03 Richard Guenther <rguenther@suse.de>
2352 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
2353 the context of a limbo DIE when it does not already exist.
2355 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2357 PR tree-optimization/51719
2358 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
2359 but direct call is, clear direct call's lhs and don't add fallthrough
2360 edge from dcall_bb to join_bb and PHIs.
2362 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2364 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
2365 the instructions emitted by the pattern.
2366 ("*TDC_insn_<mode>"): Add comment.
2368 2012-01-03 Richard Guenther <rguenther@suse.de>
2371 * fold-const.c (fold_comparison): Properly canonicalize
2372 tree offset and HOST_WIDE_INT bit position.
2374 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
2376 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
2377 operands for extzv pattern.
2379 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2382 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
2385 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
2387 * doc/invoke.texi (-flto and related options): Copy-edit.
2389 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2391 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
2393 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2395 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
2398 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2400 * expr.h (move_by_pieces_ninsns): Declare.
2401 * expr.c (move_by_pieces_ninsns): Make external.
2402 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
2403 (mips_store_by_pieces_p): Likewise.
2404 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
2405 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
2406 * config/mips/mips.c (mips_move_by_pieces_p): New function.
2407 (mips_store_by_pieces_p): Likewise.
2409 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2411 * passes.c (register_one_dump_file): Free full_name.
2413 * reload1.c (reload): Don't allocate reg_max_ref_width here.
2414 (calculate_elim_costs_all_insns): Free offsets_at and
2415 offsets_known_at at the end and clear the pointers.
2417 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2419 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
2420 this option introduced in r180739.
2422 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2425 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
2426 (tmake_file target=avr): Add avr/t-multilib.
2428 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
2429 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
2430 * config/avr/genmultilib.awk: New file.
2431 * config/avr/t-multilib: New auto-generated file.
2432 * config/avr/multilib.h: New auto-generated file.
2433 * config/avr/t-avr (AVR_MCUS): New variable.
2434 (genopt.sh): Use it.
2435 (s-mlib): Depend on t-multilib.
2436 (t-multilib, multilib.h): New dependencies.
2437 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
2438 (MULTILIB_OPTIONS): Remove.
2439 (MULTILIB_MATCHES): Remove.
2440 (MULTILIB_DIRNAMES): Remove.
2441 (MULTILIB_EXCEPTIONS): Remove:
2442 * config/avr/genopt.sh: Don't use hard coded file name;
2443 pass AVR_MCUS from t-avr instead.
2445 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2447 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
2449 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2451 Implement light-weight DImode support.
2452 * config/avr/avr-dimode.md: New file.
2453 * config/avr/avr.md: Include it.
2454 (adjust_len): Add plus64, compare64.
2455 (HIDI): Remove code iterator.
2456 (code_stdname): New code attribute.
2457 (rotx, rotsmode): Remove DI.
2458 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
2460 * config/avr/avr-protos.h (avr_have_dimode): New.
2461 (avr_out_plus64, avr_out_compare64): New.
2462 * config/avr/avr.c (avr_out_compare): Handle DImode.
2463 (avr_have_dimode): New variable definition and initialization.
2464 (avr_out_compare64, avr_out_plus64): New functions.
2465 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
2466 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
2467 (avr_compare_pattern): Skip DImode comparisons.
2469 2012-01-02 Revital Eres <revital.eres@linaro.org>
2471 * ddg.c (def_has_ccmode_p): New function.
2472 (add_cross_iteration_register_deps,
2473 create_ddg_dep_from_intra_loop_link): Call it.
2475 2012-01-02 Richard Guenther <rguenther@suse.de>
2478 * invoke.texi (fassociative-math): Remove spurious paranthesis.
2480 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2482 * gcc.c (process_command): Update copyright notice dates.
2483 * gcov.c (print_version): Likewise.
2484 * gcov-dump.c (print_version): Likewise.
2485 * mips-tfile.c (main): Likewise.
2486 * mips-tdump.c (main): Likewise.
2488 2012-01-01 Ira Rosen <irar@il.ibm.com>
2490 PR tree-optimization/51704
2491 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
2492 a use is inside the basic block or loop before accessing its vect info.
2494 2012-01-01 Jan Hubicka <jhjh@suse.cz>
2496 PR rtl-optimization/51069
2497 * cfgloopmanip.c (remove_path): Removing path making irreducible
2498 region unconditional makes BB part of the region.
2500 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2502 PR tree-optimization/51683
2503 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
2504 calls with side-effects.
2505 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
2507 Copyright (C) 2012 Free Software Foundation, Inc.
2509 Copying and distribution of this file, with or without modification,
2510 are permitted in any medium without royalty provided the copyright
2511 notice and this notice are preserved.