1 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4 * dwarf2out.c (clone_tree_hash): New function.
5 (copy_decls_walk): Use it instead of clone_tree.
7 2012-02-14 Richard Guenther <rguenther@suse.de>
9 PR tree-optimization/52244
10 PR tree-optimization/51528
11 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
12 replacements for integral types.
14 2012-02-14 Walter Lee <walt@tilera.com>
16 * config.gcc: Handle tilegx and tilepro.
17 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
19 Add HAVE_AS_TLS check for tilegx and tilepro.
20 * configure: Regenerate.
21 * doc/contrib.texi: Add Mat Hostetter and self.
22 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
23 Document instruction intrinsics and network accessing intrinsics.
24 (TILEPro Built-in Functions): New node. Document instruction
25 intrinsics and network accessing intrinsics.
26 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
27 (Specific, tilepro-*-linux*): Likewise.
28 * doc/invoke.texi (TILE-Gx Options): New section.
29 (TILEPro Options): New section.
30 * doc/md.texi (TILE-Gx): New section.
31 (TILEPro): New section.
32 * common/config/tilegx/tilegx-common.c: New file.
33 * common/config/tilepro/tilepro-common.c: New file.
34 * config/tilegx/constraints.md: New file.
35 * config/tilegx/linux.h: New file.
36 * config/tilegx/mul-tables.c: New file.
37 * config/tilegx/predicates.md: New file.
38 * config/tilegx/sync.md: New file.
39 * config/tilegx/t-tilegx: New file.
40 * config/tilegx/tilegx-builtins.h: New file.
41 * config/tilegx/tilegx-c.c: New file.
42 * config/tilegx/tilegx-generic.md: New file.
43 * config/tilegx/tilegx-modes.def: New file.
44 * config/tilegx/tilegx-multiply.h: New file.
45 * config/tilegx/tilegx-protos.h: New file.
46 * config/tilegx/tilegx.c: New file.
47 * config/tilegx/tilegx.h: New file.
48 * config/tilegx/tilegx.md: New file.
49 * config/tilegx/tilegx.opt: New file.
50 * config/tilepro/constraints.md: New file.
51 * config/tilepro/gen-mul-tables.cc: New file.
52 * config/tilepro/linux.h: New file.
53 * config/tilepro/mul-tables.c: New file.
54 * config/tilepro/predicates.md: New file.
55 * config/tilepro/t-tilepro: New file.
56 * config/tilepro/tilepro-builtins.h: New file.
57 * config/tilepro/tilepro-c.c: New file.
58 * config/tilepro/tilepro-generic.md: New file.
59 * config/tilepro/tilepro-modes.def: New file.
60 * config/tilepro/tilepro-multiply.h: New file.
61 * config/tilepro/tilepro-protos.h: New file.
62 * config/tilepro/tilepro.c: New file.
63 * config/tilepro/tilepro.h: New file.
64 * config/tilepro/tilepro.md: New file.
65 * config/tilepro/tilepro.opt: New file.
67 2012-02-14 Jakub Jelinek <jakub@redhat.com>
69 PR tree-optimization/52210
70 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
71 vect_model_simple_cost with two entry vect_def_type array instead
74 2012-02-14 Richard Guenther <rguenther@suse.de>
77 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
78 Do not stream DECL_QUALIFIER.
79 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
80 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
81 (find_decls_types_r): Do not walk DECL_QUALIFIER.
83 2012-02-14 Jakub Jelinek <jakub@redhat.com>
86 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
89 2012-02-13 Jakub Jelinek <jakub@redhat.com>
92 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
93 * cselib.c (cselib_subst_to_values_from_insn): New function.
94 * sched-deps.c (add_insn_mem_dependence,
95 sched_analyze_1, sched_analyze_2): Use it.
97 2012-02-13 Jan Hubicka <jh@suse.cz>
100 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
102 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
104 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
105 (GTM_SELF_SPECS): Define if not already defined.
106 (driver_self_specs): Add GTM_SELF_SPECS.
107 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
108 (GTM_SELF_SPECS): Define.
109 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
110 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
112 2012-02-13 Jakub Jelinek <jakub@redhat.com>
114 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
117 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is
121 * omp-low.c (expand_omp_for): If a static schedule without
122 chunk size has NULL region->cont, force fd.chunk_size to be
125 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
128 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
130 2012-02-13 Richard Guenther <rguenther@suse.de>
133 * passes.c (enable_disable_pass): Fix typo.
135 2012-02-13 Jakub Jelinek <jakub@redhat.com>
138 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
139 XOR for reduce_bit_field if type is unsigned.
141 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
143 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
144 disallow changes from SFmode to mode with different size in FP regs.
146 2012-02-12 Robert Millan <rmh@gnu.org>
147 Gerald Pfeifer <gerald@pfeifer.com>
149 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
152 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
154 PR rtl-optimization/52175
155 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
156 to frame-related instructions.
158 2012-02-10 Jason Merrill <jason@redhat.com>
161 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
162 (demangle_new_symbols): Fill it.
163 (scan_linker_output): Walk it.
164 (start_tweaking): Split out from scan_linker_output.
165 (maybe_tweak): Update sym->chosen.
166 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
168 2012-02-11 Jakub Jelinek <jakub@redhat.com>
171 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use
174 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
176 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
177 having the same mode as previous compare.
179 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
181 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
182 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
183 (nonlocal_goto_internal): Likewise.
184 (nonlocal_goto): Emit a use and an indirect jump directly.
186 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
189 * doc/extend.texi : Update comments for __atomic_compare_exchange and
190 __atomic_{is,always}_lock_free.
192 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
195 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
196 negative constant address for x32.
198 2012-02-10 Richard Henderson <rth@redhat.com>
200 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
201 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
202 for GIMPLE_TRANSACTION. Tidy if's into a switch.
204 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
205 Ira Rosen <irar@il.ibm.com>
207 PR tree-optimization/50031
208 * targhooks.c (default_builtin_vectorization_cost): Handle
210 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
211 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
212 all types of reduction and pattern statements.
213 (vect_estimate_min_profitable_iters): Likewise.
214 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
215 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
216 for explicit realigns.
217 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
218 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
220 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
221 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
222 vec_perm for VSX and handle vec_promote_demote.
224 2012-02-10 Jakub Jelinek <jakub@redhat.com>
227 * builtins.c (fold_builtin_atomic_always_lock_free,
228 expand_builtin_atomic_always_lock_free,
229 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
230 Return and/or test boolean_true_node/boolean_false_node instead of
231 integer_one_node/integer_zero_node.
233 2012-02-10 Jan Hubicka <jh@suse.cz>
236 * predict.c (predict_paths_for_bb): Prevent looping.
237 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
239 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
241 * config/arm/arm.c (output_move_double): In one case properly
242 count number of instructions that will be emitted.
244 2012-02-10 Richard Guenther <rguenther@suse.de>
247 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
249 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
252 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
254 2012-02-09 Jakub Jelinek <jakub@redhat.com>
257 * var-tracking.c (emit_note_insn_var_location): If
258 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
259 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
260 non-NOTE_DURING_CALL_P insn.
262 2012-02-09 Bin Cheng <bin.cheng@arm.com>
265 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
267 2012-02-08 Magnus Granberg <zorry@gentoo.org>
270 * gcc.c (switch_matches) Support switches with separated form,
273 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
275 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
278 * config/avr/avr.c (avr_addr_t): New typedef.
279 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
280 (avr_init_expanders): Initialize it.
281 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
283 (expand_epilogue): Ditto.
284 (avr_print_operand): Ditto.
285 (avr_file_start): Ditto.
286 (avr_emit_movmemhi): Ditto.
288 2012-02-08 Richard Guenther <rguenther@suse.de>
290 PR tree-optimization/46886
291 * tree-flow.h (do_while_loop_p): Declare.
292 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
293 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
295 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
297 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
298 always succeed for integers larger than a native word.
300 2012-02-08 Richard Guenther <rguenther@suse.de>
302 PR rtl-optimization/52170
303 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
304 properly handle integer vector modes.
306 2012-02-08 Jakub Jelinek <jakub@redhat.com>
308 PR gcov-profile/52150
309 * coverage.c: Include target.h.
310 (build_var): Call targetm.strip_name_encoding on the assembler name.
311 Change one _ into . or $ if the target allows it.
312 * Makefile.in (coverage.o): Depend on $(TARGET_H).
314 PR rtl-optimization/52139
315 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
316 is a BARRIER after emit_insn_after_noloc, move BB_END
317 to the last non-BARRIER insn before it.
319 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
322 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
323 (mips_gimplify_va_arg_expr): Call it instead of
324 std_gimplify_va_arg_expr.
326 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
328 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
329 message for -mno-pointers-to-nested-function.
331 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
334 * expr.c (get_inner_reference): If there is an offset, add a negative
335 bit position to it (if any).
337 2012-02-07 Jakub Jelinek <jakub@redhat.com>
339 PR rtl-optimization/52060
340 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
341 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
342 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
343 and/or i0src_copy2 when needed.
345 2012-02-07 Jakub Jelinek <jakub@redhat.com>
347 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
348 or LTOPLUGINSONAME if have_c.
350 * config/freebsd-spec.h: Add comment about what macros can be defined
352 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
353 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
356 2012-02-07 Richard Guenther <rguenther@suse.de>
358 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
359 newline in -alias dumps.
361 2012-02-07 Kai Tietz <ktietz@redhat.com>
362 Dave Korn <dave.korn.cygwin@gmail.com>
365 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
366 Take care that typinfo gets dllexport-attribute.
368 2012-02-07 Jakub Jelinek <jakub@redhat.com>
371 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
372 if modifier < EXPAND_SUM call force_operand on the result.
374 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
376 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
377 adding __forwarder_dst__ prefix if a forwarder_section attribute is
379 (epiphany_function_type): Replace types for specific interrupts with
380 EPIPHANY_FUNCTION_INTERRUPT.
381 (EPIPHANY_INTERRUPT_P): Update.
382 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
384 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
385 <disinterrupt>: Affects type identity.
386 (epiphany_handle_interrupt_attribute): Handle variable number of
388 (epiphany_compute_function_type): Update for new
389 epiphany_function_type definition.
390 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
391 handlers with a longcall forwarder.
392 (epiphany_start_function): Handle multiple interrupt arguments and/or
393 forwarder_section attribute.
395 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
398 2012-02-07 Alan Modra <amodra@gmail.com>
401 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
404 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
406 PR tree-optimization/50969
407 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
408 use vec_perm rather than vector_stmt.
409 (vect_model_load_cost): Likewise.
410 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
411 vec_perm to be the same as other vector statements.
412 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
413 cost of vec_perm for TARGET_VSX.
415 2012-02-06 Richard Guenther <rguenther@suse.de>
417 PR tree-optimization/52115
418 * tree-sra.c (access_has_replacements_p): New function.
419 (sra_modify_assign): Use it to decide whether a use is uninitialized.
421 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
424 * trans-mem.c (expand_call_tm): Add an assertion.
425 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
428 2012-02-06 Richard Guenther <rguenther@suse.de>
430 PR tree-optimization/50955
431 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
432 raise cost of expressions that replace an address with an
433 expression based on a different pointer.
435 2012-02-06 Jakub Jelinek <jakub@redhat.com>
438 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
439 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
441 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
444 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
445 -Weffc++ and specify guidelines come from second edition.
447 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
449 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
450 (sibcall_value_multiple_internal, call_split, call_internal_direct)
451 (call_direct_split, call_value_split, call_value_internal_direct)
452 (call_value_direct_split, call_value_multiple_split): Use jal and
453 jal_macro attributes.
455 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
457 * reload1.c (reload_regs_reach_end_p): Replace with...
458 (reload_reg_rtx_reaches_end_p): ...this function.
459 (new_spill_reg_store): Update commentary.
460 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
461 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
462 before setting new_spill_reg_store.
463 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
464 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
465 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
466 for non-spill reload registers.
468 2012-02-05 Ira Rosen <irar@il.ibm.com>
470 PR tree-optimization/52091
471 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
472 (vect_is_simple_use_1): Likewise.
473 * tree-vect-loop.c (vectorizable_reduction): Update calls
474 to vect_is_simple_use_1 and vect_is_simple_use.
475 (vectorizable_live_operation): Likewise.
476 * tree-vect-patterns.c (widened_name_p,
477 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
478 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
479 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
480 vectorizable_shift,vectorizable_operation, vectorizable_store,
481 vectorizable_load): Likewise.
482 (vect_is_simple_cond): Add an argument, pass it to
483 vect_is_simple_use_1.
484 (vectorizable_condition): Update calls to vect_is_simple_cond,
486 (vect_is_simple_use): Add an argument, the statement in which
487 OPERAND is used. Check that if OPERAND's def stmt is a double
488 reduction phi node, the use is a phi node too.
489 (vect_is_simple_use_1): Add an argument, pass it to
491 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
492 to vect_is_simple_use.
494 2012-02-04 Jakub Jelinek <jakub@redhat.com>
496 PR rtl-optimization/52095
497 * modulo-sched.c (dump_insn_locator): New function.
498 (loop_canon_p, sms_schedule): Use it.
500 PR rtl-optimization/52113
501 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
502 even for decomposable shift/zext insns.
504 2012-02-03 Jakub Jelinek <jakub@redhat.com>
505 Zdenek Dvorak <ook@ucw.cz>
507 PR rtl-optimization/52092
508 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
509 on get_iv_value result.
511 2012-02-02 Andrew Pinski <apinski@cavium.com>
515 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
517 2012-02-02 Jakub Jelinek <jakub@redhat.com>
520 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
522 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
524 PR rtl-optimization/49800
525 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
526 (sched_finish): Call regstat_free_n_sets_and_refs.
528 2012-02-02 Jia Liu <proljc@gmail.com>
530 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
533 2012-02-02 Jan Hubicka <jh@suse.cz>
534 Tom de Vries <tom@codesourcery.com>
537 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
538 * varpool.c (varpool_analyze_pending_decls): Likewise.
540 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
541 Jayant R Sonar <jayant.sonar@kpitcummins.com>
543 * config.gcc: Add cr16-* support.
545 * doc/extend.texi: Document cr16 extensions.
546 * doc/install.texi: Document cr16 install.
547 * doc/invoke.texi: Document cr16 options.
548 * doc/md.texi: Document cr16 constraints.
550 * common/config/cr16/cr16-common.c: New file.
551 * config/cr16/cr16.c: New file.
552 * config/cr16/cr16.h: New file.
553 * config/cr16/cr16.md: New file.
554 * config/cr16/cr16.opt: New file.
555 * config/cr16/cr16-protos.h: New file.
556 * config/cr16/predicates.md: New file.
557 * config/cr16/constraints.md: New file.
558 * config/cr16/t-cr16: New file.
560 2012-02-02 Jakub Jelinek <jakub@redhat.com>
563 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
564 that operands[2] is either immediate, or q_regs_operand.
566 PR tree-optimization/52073
567 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
568 a pattern stmt for pattern uses, ignore uses outside of the loop.
570 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
572 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
573 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
574 (OUT_AS1, OUT_AS2): Remove.
576 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
578 PR rtl-optimization/51374
579 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
580 to cross other volatile_refs_p insns.
582 2012-02-01 Richard Guenther <rguenther@suse.de>
584 * doc/invoke.texi (fno-inline): Clarify documentation.
585 (finline-small-functions): Likewise.
586 (finline-functions): Likewise.
587 * common.opt (finline): Adjust comment and documentation.
588 (finline-small-functions): Clarify documentation.
589 (finline-functions): Likewise.
590 (finline-functions-called-once): Likewise.
592 2012-02-01 Tristan Gingold <gingold@adacore.com>
594 * c-typeck.c (composite_type): Keep mode for pointers.
596 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
598 * function.h (regno_reg_rtx): Adjust comment.
599 * reginfo.c (init_reg_modes_target): Only use the previous mode
600 if it fits within one register. Remove MIPS comment.
602 2012-01-31 Jakub Jelinek <jakub@redhat.com>
605 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
607 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
609 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
612 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
614 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
616 2012-01-31 Jakub Jelinek <jakub@redhat.com>
621 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
623 2012-01-31 Richard Guenther <rguenther@suse.de>
625 PR tree-optimization/51528
626 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
629 2012-01-31 Jakub Jelinek <jakub@redhat.com>
634 * ree.c (add_removable_extension): Change def_map argument
635 to unsigned *, store in def_map 1 + offset into *insn_list vector
636 instead of pointers into the vector.
637 (find_removable_extensions): Adjust caller.
639 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
641 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
642 Transform all "* quoted-c-code" to { c-code }.
643 Remove redundant test for "optimize" in combine patterns.
644 Move (include "avr-dimode.md") to end of file.
646 2012-01-30 Bin Cheng <bin.cheng@arm.com>
649 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
650 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
652 2012-01-30 Richard Guenther <rguenther@suse.de>
654 PR tree-optimization/52028
655 * tree-loop-distribution.c (ldist_gen): Properly update
658 2012-01-30 Jakub Jelinek <jakub@redhat.com>
661 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
662 set_cur_line_info_table if not emitting debug info.
664 PR tree-optimization/52046
665 * tree-vect-patterns.c (check_bool_pattern): Give up if
666 a comparison could throw.
669 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
671 2012-01-30 Richard Guenther <rguenther@suse.de>
673 PR tree-optimization/52045
674 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
675 SSA form if cfgcleanup did anything.
677 2012-01-30 Richard Guenther <rguenther@suse.de>
679 PR tree-optimization/52045
680 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
681 before computing final todo.
683 2012-01-30 Richard Guenther <rguenther@suse.de>
685 PR tree-optimization/51528
686 * tree-sra.c (sra_modify_assign): Re-factor in preparation
689 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
691 * df-problems.c (df_kill_notes): Check that the use refers
692 to the note under examination.
694 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
697 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
698 parameter and use short-lived pseudos.
699 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
700 (sparc_expand_vector_init): Const-ify local variables and adjust
701 calls to above functions.
703 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
705 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
707 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
709 * doc/invoke.texi: Make usage of "compile time" and
710 "run time"/"runtime" consistent throughout the file.
712 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
714 * config/alpha/alpha.c (alpha_option_override): Default to
715 full IEEE compliance mode for Go language.
717 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
719 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
720 (LINK_SSP_SPEC): Define.
722 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
725 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
728 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
730 * doc/invoke.texi: Correct hyphenation of "floating point",
731 "double precision", and related terminology throughout the file.
733 2012-01-28 Jakub Jelinek <jakub@redhat.com>
736 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
737 arm_general_register_operand predicate for operand 2 instead of
740 2012-01-27 Ian Lance Taylor <iant@google.com>
743 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
744 * builtins.c (expand_builtin_init_trampoline): Add onstack
745 parameter. Change caller.
746 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
747 * tree.c (build_common_builtin_nodes): Declare
748 __builtin_init_heap_trampoline.
750 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
752 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
753 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
754 * config/avr/avr.c: Ditto.
755 (avr_regnames): Remove because unused.
756 * config/avr/avr.md (*cpse.ne): New peephole.
757 (*cpse.eq): New peephole from former cpse peepholes.
759 2012-01-27 Michael Eager <eager@eagercon.com>
761 * config/microblaze.c (microblaze_emit_compare): Correct
762 test after pcmp instruction.
764 2012-01-27 Richard Guenther <rguenther@suse.de>
766 PR tree-optimization/52020
767 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
769 2012-01-27 Richard Guenther <rguenther@suse.de>
771 * ipa-pure-const.c (check_stmt): Clobbers do not make a
772 function non-const/pure.
774 2012-01-27 Richard Guenther <rguenther@suse.de>
776 PR tree-optimization/50444
777 * tree-sra.c (build_ref_for_offset): Properly adjust the
778 MEM_REF type for unaligned accesses.
780 2012-01-27 Richard Guenther <rguenther@suse.de>
782 PR tree-optimization/50444
783 * expr.c (mem_ref_refers_to_non_mem_p): New function.
784 (expand_assignment): Use it. Properly handle misaligned
785 bases when expanding stores to component references.
786 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
789 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
792 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
793 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
794 * tree-data-ref.c (find_data_references_in_loop): Make static.
795 (compute_all_dependences): Change return type to bool. Bail out
796 for too many datarefs in a loop. Move the hunk resetting the data
797 dependences vector from ...
798 (compute_data_dependences_for_loop): ... here. Account for
799 compute_all_dependences returning false.
800 (compute_data_dependences_for_bb): Likewise.
801 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
802 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
804 2012-01-27 Richard Guenther <rguenther@suse.de>
807 * expr.c (store_field): Use the alias-set of the scratch memory
810 2012-01-27 Tom de Vries <tom@codesourcery.com>
812 PR tree-optimization/51990
813 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
815 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
817 2012-01-27 Jakub Jelinek <jakub@redhat.com>
820 * var-tracking.c (reverse_op): Don't add any reverse operation
821 if V already has any constant locations.
823 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
825 * doc/invoke.texi: Correct usage of "command line" (noun)
826 vs "command-line" (adjective) throughout.
828 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
830 * doc/invoke.texi (Language Independent Options): Move
831 -Wcoverage-mismatch blurb from here....
832 (Warning Options): ...to here.
834 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
836 * config/rs6000/rs6000.c (rs6000_option_override_internal):
837 Set rs6000_always_hint to false for 476.
839 2012-01-27 Matthias Klose <doko@ubuntu.com>
841 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
843 * incpath.c (add_standard_paths): Likewise.
845 2012-01-27 Richard Henderson <rth@redhat.com>
847 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
848 * config/m68k/sync.md (atomic_test_and_set): Rename from
849 sync_test_and_setqi and adjust the operands.
850 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
851 and unconditionally enable.
853 2012-01-27 Richard Henderson <rth@redhat.com>
855 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
856 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
857 (ldstub): Rename from ldstubqi.
858 (ldstub<I24MODE>): Remove.
860 2012-01-27 Richard Henderson <rth@redhat.com>
862 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
863 * c-cppbuiltin.c (cpp_atomic_builtins): Define
864 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
865 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
866 * doc/tm.texi: Rebuild.
868 2012-01-27 Richard Henderson <rth@redhat.com>
870 * optabs.c (gen_atomic_test_and_set): Remove default.
871 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
873 2012-01-26 Jakub Jelinek <jakub@redhat.com>
875 PR rtl-optimization/51978
876 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
877 (combine_reaching_defs): Likewise.
878 (struct re_info): Remove.
879 (add_removable_extension): Remove x and data arguments,
880 add insn, insn_list and def_map. Use the arguments directly
881 instead of using struct re_info.
882 (find_removable_extensions): Don't call add_removable_extension
883 through note_stores, instead just call it with single_set
885 (find_and_remove_re): Pass curr_cand->expr instead of
886 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
888 2012-01-26 Michael Matz <matz@suse.de>
890 PR tree-optimization/46590
891 * cfgexpand.c: Revert last change (r183305).
892 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
894 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
895 checking for emptiness.
897 2012-01-26 Jakub Jelinek <jakub@redhat.com>
900 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
901 non-addressable non-BLKmode base correctly.
903 2012-01-26 Michael Matz <matz@suse.de>
905 PR tree-optimization/48794
906 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
907 regions referenced from RESX/EH_DISPATCH.
909 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
911 * config/s390/s390.h: Make BRANCH_COST an option.
912 * config/s390/s390.opt: New option -mbranch-cost.
914 2012-01-26 Richard Henderson <rth@redhat.com>
916 Revert 2012-01-24 change:
917 * trans-mem.c (requires_barrier): Do not instrument thread local
918 variables and emit save/restore for them.
920 2012-01-25 Jakub Jelinek <jakub@redhat.com>
923 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
926 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
928 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
931 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
934 Rename __pgm to __flash.
935 Rename __pgm1 to __flash1.
936 Rename __pgm2 to __flash2.
937 Rename __pgm3 to __flash3.
938 Rename __pgm4 to __flash4.
939 Rename __pgm5 to __flash5.
940 Rename __pgmx to __memx.
941 * doc/extend.texi (AVR Named Address Spaces)
942 Rename address space names as indicated above.
943 * config/avr/avr.c (avr_addrspace): Ditto.
945 * config/avr/avr-protos.h
946 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
947 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
948 * config/avr/predicates.md: Ditto.
949 * config/avr/avr.c Ditto, and
950 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
951 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
953 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
954 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
955 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
956 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
957 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
958 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
959 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
960 * config/avr/avr.c: Ditto.
961 * config/avr/avr.md: Ditto.
963 2012-01-25 Jason Merrill <jason@redhat.com>
966 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
968 2012-01-25 Jakub Jelinek <jakub@redhat.com>
970 PR tree-optimization/51987
971 * tree-data-ref.c (get_references_in_stmt): Handle references in
972 non-volatile GIMPLE_ASM.
974 2012-01-25 Richard Guenther <rguenther@suse.de>
976 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
977 bases are dereferenced.
979 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
981 PR rtl-optimization/48374
982 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
984 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
986 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
987 compute_data_dependences_for_loop returns false.
988 * tree-parloops.c (loop_parallel_p): Likewise.
990 2012-01-25 Richard Guenther <rguenther@suse.de>
992 * tree.h (get_pointer_alignment_1): Declare.
993 * builtins.c (get_pointer_alignment_1): New function.
994 (get_pointer_alignment): Use it.
996 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
998 PR rtl-optimization/48308
999 * combine.c (enum undo_kind): Add UNDO_LINKS.
1000 (struct undo): Add member l to other_contents and where.
1001 (do_SUBST_LINK): New.
1003 (try_combine): Handle LOG_LINKS for the dummy i1 case.
1004 (undo_all): Handle UNDO_LINKS.
1006 2012-01-25 Richard Henderson <rth@redhat.com>
1008 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
1011 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1013 * optabs.c (gen_atomic_test_and_set): Use each argument.
1015 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1017 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
1018 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
1019 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
1020 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
1021 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
1022 TARGET_PAIRED_SINGLE_FLOAT.
1024 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1026 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1027 (in_struct, return_val): Remove MEM documentation.
1028 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
1029 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1030 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
1032 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1033 * cfgexpand.c (add_alias_set_conflicts): Likewise.
1034 * expr.c (store_field): Likewise.
1035 * function.c (assign_stack_temp_for_type): Likewise.
1036 * ifcvt.c (noce_try_cmove_arith): Likewise.
1037 * reload1.c (reload): Likewise.
1038 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
1039 (alpha_set_memflags): Likewise.
1040 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
1042 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1044 * rtl.h (true_dependence, canon_true_dependence): Remove varies
1046 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
1047 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
1048 (true_dependence_1, true_dependence, canon_true_dependence): Remove
1050 * cselib.c (cselib_rtx_varies_p): Delete.
1051 (cselib_invalidate_mem): Update call to canon_true_dependence.
1052 * dse.c (record_store, check_mem_read_rtx): Likewise.
1053 (scan_reads_nospill): Likewise.
1054 * cse.c (check_dependence): Likewise.
1055 (cse_rtx_varies_p): Delete.
1056 * expr.c (safe_from_p): Update call to true_dependence.
1057 * ira.c (validate_equiv_mem_from_store): Likewise.
1058 (memref_referenced_p): Likewise.
1059 * postreload-gcse.c (find_mem_conflicts): Likewise.
1060 * sched-deps.c (sched_analyze_2): Likewise.
1061 * store-motion.c (load_kills_store): Likewise.
1062 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
1063 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1064 (compute_transp): Update call to canon_true_dependence.
1066 2012-01-25 Richard Henderson <rth@redhat.com>
1068 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
1069 (maybe_emit_atomic_test_and_set): New.
1070 (expand_sync_lock_test_and_set): Use it.
1071 (expand_atomic_test_and_set): Likewise.
1072 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
1073 the implementation; clarify implementation defined details.
1074 * doc/md.texi (atomic_test_and_set): Document.
1076 2012-01-25 Richard Henderson <rth@redhat.com>
1078 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
1080 2012-01-25 Richard Henderson <rth@redhat.com>
1083 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
1084 to effect no-op split.
1086 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1089 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
1090 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
1091 (BT_FN_VOID_PTR_INT_SIZE): New.
1092 (BT_FN_UINT_UINT_VAR): Remove.
1093 (BT_FN_UINT32_UINT32_VAR): New.
1094 (BT_FN_DOUBLE_VPTR): Remove.
1095 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
1097 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
1098 (_ITM_changeTransactionMode): Same.
1099 (_ITM_memmoveRtWt): Change return type to void.
1100 (_ITM_memcpyRtWt): Same.
1101 (_ITM_memsetW): Same.
1102 (_ITM_RaRD): Change types to double.
1107 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
1109 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1110 Patrick Marlier <patrick.marlier@gmail.com>
1112 * trans-mem.c (requires_barrier): Do not instrument thread local
1113 variables and emit save/restore for them.
1115 2012-01-24 Jason Merrill <jason@redhat.com>
1118 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
1119 output static aliases.
1121 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1124 * common.opt (-pie, -shared, pie, shared): Change from Common to
1126 * gcc.c (display_help): Display help for -pie and -shared.
1128 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
1131 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
1132 Remove note on size/offset limitation.
1133 (AVR Variable Attributes): Add example how to read data located
1134 with progmem. Refer to named address spaces.
1135 * doc/invoke.texi (AVR Options): Fix typo.
1137 2012-01-24 Richard Guenther <rguenther@suse.de>
1139 Forward-port to trunk
1140 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1143 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1144 op0 isn't sufficiently aligned and there is movmisalignM
1145 insn for mode, use it to load op0 into a temporary register.
1147 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1150 * target.def (const_not_ok_for_debug_p): New hook.
1151 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
1153 * doc/tm.texi: Regenerated.
1154 * dwarf2out.c (const_ok_for_output_1): If
1155 targetm.const_not_ok_for_debug_p returns true, fail.
1156 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
1158 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
1160 2012-01-23 Kai Tietz <ktietz@redhat.com>
1163 * config/i386/predicates.md (symbolic_operand): Allow
1164 UNSPEC_PCREL as PIC expression for lea.
1165 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
1166 * config/i386/i386.c (ix86_delegitimize_address): Handle
1167 UNSPEC_PCREL for none-MEM, too.
1169 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1171 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
1172 (ipa_tm_create_version_alias): Same.
1174 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
1177 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
1178 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
1180 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1181 Patrick Marlier <patrick.marlier@gmail.com>
1182 Iain Sandoe <developer@sandoe-acoustics.co.uk>
1185 * lto-wrapper.c (run_gcc): Pass the LTO section name to
1186 simple_object_start_read.
1188 2012-01-23 Richard Guenther <rguenther@suse.de>
1191 PR tree-optimization/51895
1192 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
1193 parameter decomposition into BLKmode components.
1195 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
1197 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
1198 fake variables for restrict-qualified pointers whose pointed-to type
1199 contains a placeholder.
1201 2012-01-23 Richard Guenther <rguenther@suse.de>
1203 PR tree-optimization/51949
1204 * ipa-split.c (execute_split_functions): Do not split malloc functions.
1206 2012-01-23 Jakub Jelinek <jakub@redhat.com>
1208 PR rtl-optimization/51933
1209 * ree.c (transform_ifelse): Return true right away if dstreg is
1210 already wider or equal to cand->mode.
1211 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
1212 (make_defs_and_copies_lists): Remove defs_list and copies_list
1213 arguments, add state argument, just truncate state->work_list
1214 instead of always allocating and freeing the vector. Assert that
1215 get_defs succeeds instead of returning 2. Changed return type to bool.
1216 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
1217 have ext_src_mode, see if it has been modified already with the
1218 right kind of extension and has been extended before from the
1219 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
1220 just return true. Remember the original mode in state->modified array.
1221 (combine_reaching_defs): Add state argument. Don't allocate and
1222 free here def_list, copied_list and vec vectors, instead just
1223 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
1224 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
1225 Add state variable, clear vectors in it, initialize state.modified
1226 if needed. Free all the vectors at the end and state.modified too.
1227 Don't skip a candidate if the extension expression has been modified.
1229 2012-01-22 Douglas B Rupp <rupp@gnat.com>
1232 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
1233 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
1234 (extra_options) interix.opt -> i386/interix.opt"
1235 (extra_objs):Add winnt-stubs.o
1236 * configure.ac: Add interix to target_os .comm on PE check.
1237 * configure: Regenerate.
1238 * config/interix3.h: Delete and move bits to..
1239 * config/interix.h: Delete and move bits to..
1240 * config/i386/i386-interix3.h: Delete and move bits to..
1241 * config/i386/i386-interix.h: ..here.
1242 (TARGET_CPU_DEFAULT): Remove redefinition.
1243 (TARGET_ASM_CONSTRUCTOR): Undefine.
1244 (SUBTARGET_SWITCHES): Define for ms-bitfields.
1245 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
1246 (PTRDIFF_TYPE): Define.
1247 (LONG_DOUBLE_TYPE_SIZE): Define.
1248 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
1249 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1250 (TARGET_SECTION_TYPE_FLAGS): Define.
1251 (ASM_DECLARE_FUNCTION_NAME): Define.
1252 (ASM_OUTPUT_EXTERNAL): Define.
1253 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
1254 (ASM_OUTPUT_ALIGNED_BSS): Define.
1255 (PCC_BITFIELD_TYPE_MATTERS): Define.
1256 (USE_CONST_SECTION): Define.
1257 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
1258 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1259 (SUPPORTS_ONE_ONLY): Remove.
1260 (I386_PE_STRIP_ENCODING): Define.
1261 * config/interix.opt: Delete and move bits to..
1262 * config/i386/interix.opt: ..here. New.
1263 (mpe-aligned-commons): Add.
1264 * config/i386/t-interix: Add copyright header.
1265 (winnt-stubs.o): Add rule.
1267 2012-01-22 Jason Merrill <jason@redhat.com>
1270 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
1271 for extra name aliases.
1273 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
1275 PR rtl-optimization/51924
1276 * ree.c (combine_set_extension): Improve debugging message.
1277 (combine_reaching_defs): Likewise.
1278 (get_defs): Rename confusingly named variable.
1279 (find_and_remove_re): Skip a candidate if the extension expression has
1282 2012-01-21 Robert Millan <rmh@gnu.org>
1283 Gerald Pfeifer <gerald@pfeifer.com>
1285 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
1286 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
1288 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1290 PR tree-optimization/51914
1291 * tree-vect-stmts.c (vectorizable_conversion): For
1292 cvt_type && modifier == WIDEN, put temporary with cvt_type
1293 at the beginning of vec_dsts and set vec_dest to temporary
1296 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
1298 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
1300 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
1302 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
1303 * config/rs6000/rs6000.c: Likewise.
1305 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1308 * config/arm/arm.c (arm_count_output_move_double_insns): Call
1309 output_move_double on a copy of operands array.
1311 2012-01-20 Cary Coutant <ccoutant@google.com>
1312 Dodji Seketeli <dodji@redhat.com>
1315 * dwarf2out.c (copy_declaration_context): Return ref to parent
1316 of declaration DIE, if necessary.
1317 (remove_child_or_replace_with_skeleton): Add new parameter; update
1318 caller. Place skeleton DIE under parent DIE of original declaration.
1319 Move call to copy_declaration_context to here ...
1320 (break_out_comdat_types): ... from here.
1322 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1324 PR rtl-optimization/51856
1325 * reload.c (find_reloads_subreg_address): Set the address_reloaded
1328 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1331 * config/arm/arm.c (arm_print_operand): Correct output of alignment
1332 hints for neon loads and stores.
1334 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
1338 * doc/extend.texi (Named Address Spaces): Split into subsections.
1339 (AVR Named Address Spaces): New subsection.
1340 (M32C Named Address Spaces): New subsection.
1341 (RL78 Named Address Spaces): New subsection.
1342 (SPU Named Address Spaces): New subsection.
1343 (Variable Attributes): New anchor "AVR Variable Attributes".
1344 (AVR Variable Attributes): Rewrite and avoid wording
1345 "address space" in this context.
1346 * doc/invoke.texi (AVR Options): Rewrite and add documentation
1347 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
1348 (AVR Built-in Macros): New subsubsection therein.
1349 * doc/md.texi (AVR constraints): Remove "C04", "R".
1351 2012-01-20 Richard Guenther <rguenther@suse.de>
1353 PR tree-optimization/51903
1354 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
1355 when removing stmts.
1357 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1360 * config/arm/arm.c (arm_load_pic_register): Use
1361 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
1362 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
1363 (arm_pic_static_addr): Likewise.
1364 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
1365 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
1366 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
1367 (pic_load_addr_unified): New.
1369 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
1372 * function.c (instantiate_virtual_regs_in_insn): Use
1373 delete_insn_and_edges when removing a wrong asm insn.
1375 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
1377 PR rtl-optimization/40761
1378 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
1379 Add new member loop_num.
1380 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
1381 (ira_build): Remove the parameter.
1383 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
1384 (ira.c): Do not build CFG loops for one region allocation. Remove
1385 argument from ira_build call.
1387 * ira-build.c (init_loop_tree_node): New function.
1388 (create_loop_tree_nodes): Use it. Separate the case when CFG
1389 loops are not built.
1390 (more_one_region_p): Check current_loops.
1391 (finish_loop_tree_nodes): Separate the case when CFG loops are not
1393 (add_loop_to_tree): Process loop equal to NULL too.
1394 (form_loop_tree): Separate the case when CFG loops are not built.
1395 Use explicitly number for the root.
1396 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
1398 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
1399 instead of loop->num.
1400 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
1401 (mark_all_loops_for_removal): Ditto.
1402 (remove_unnecessary_regions): Separate the case when CFG loops
1404 (ira_build): Remove the parameter. Use explicit number of regions
1405 when CFG loops are not built.
1407 * ira-color.c (print_loop_title): Separate the case for the root node.
1408 Use loop_num instead of loop->num.
1409 (move_spill_restore): Use loop_num instead of loop->num.
1411 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
1412 (change_loop): Ditto.
1413 (change_loop): Use loop_num instead of loop->num.
1415 * ira-lives.c (process_bb_node_lives): Ditto.
1417 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
1419 * ira-conflicts.c (print_allocno_conflicts): Ditto.
1421 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1424 * tree-mudflap.c (mf_artificial): New function.
1425 (execute_mudflap_function_ops, execute_mudflap_function_decls,
1426 mx_register_decls, mudflap_enqueue_decl): Use it.
1429 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
1430 numbers in the insn pattern.
1432 2012-01-19 Michael Matz <matz@suse.de>
1434 PR tree-optimization/46590
1435 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
1436 use it in remembering which conflicts we already created.
1437 (add_scope_conflicts): Adjust call to above, (de)allocate helper
1440 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
1443 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
1444 (merge_and_complain): Same.
1446 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1449 * config/initfini-array.h: Guard content of the header
1450 with #ifdef HAVE_INITFINI_ARRAY.
1451 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
1452 Add initfini-array.h to tm_file here.
1453 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
1454 * config.gcc: Don't add initfini-array.h to tm_file here.
1455 * configure: Regenerated.
1457 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
1459 PR rtl-optimization/51505
1460 * df-problems.c (df_kill_notes): New parameter live. Update comment.
1461 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
1462 (df_note_bb_compute): Update the call to df_kill_notes.
1464 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
1466 * trans-mem.c (requires_barrier): Remove call to is_global_var.
1468 2012-01-18 Richard Guenther <rguenther@suse.de>
1470 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
1471 of conversions to void *.
1473 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1474 Richard Sandiford <rdsandiford@googlemail.com>
1478 * optabs.h (simplify_expand_binop): Declare.
1479 * optabs.c (simplify_expand_binop): Make global.
1480 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
1481 endian targets if the source cannot be exactly covered by word
1484 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1487 * hard-reg-set.h (struct hard_reg_set_container): New type.
1488 * target.h (struct hard_reg_set_container): Forward declare.
1489 * target.def (set_up_by_prologue): New target hook.
1490 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
1491 * doc/tm.texi: Regenerated.
1492 * function.c (thread_prologue_and_epilogue_insns): Change
1493 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
1494 Call targetm.set_up_by_prologue on it.
1495 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
1496 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
1498 2012-01-17 Nick Clifton <nickc@redhat.com>
1500 * config/rx/rx.c (rx_can_use_simple_return): New function.
1501 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
1502 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
1504 2012-01-17 Richard Guenther <rguenther@suse.de>
1507 * expr.c (expand_assignment): Take address-space information
1508 from the address operand of MEM_REF and TARGET_MEM_REF.
1509 (expand_expr_real_1): Likewise.
1511 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1513 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
1514 reload dump is requested.
1516 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
1519 * trans-mem.c (requires_barrier): Call may_be_aliased.
1521 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1523 PR tree-optimization/51877
1524 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
1525 call arguments and fndecls compare equal, instead return false if they
1526 don't. Return true only if lhs1 and lhs2 are either both NULL, or
1527 both SSA_NAMEs that are valueized the same, or they satisfy
1530 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1532 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
1534 * configure: Regenerate.
1536 2012-01-16 Jan Hubicka <jh@suse.cz>
1540 * convert.c (convert_to_integer): Use fold_convert for
1541 converting an INTEGER_CST to integer type.
1543 2012-01-16 Jason Merrill <jason@redhat.com>
1546 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
1548 2012-01-16 Jakub Jelinek <jakub@redhat.com>
1551 * config/s390/s390.c (s390_chunkify_start): Don't skip
1552 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
1553 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
1554 If insn is followed by NOTE_INSN_VAR_LOCATION or
1555 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
1556 Don't use location of note insns.
1558 PR tree-optimization/51865
1559 * tree-inline.c (tree_function_versioning): Call remap_decl
1560 on DECL_RESULT whenever it has VOID_TYPE_P type.
1562 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
1564 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
1565 for calls to locally-binding MIPS16 functions if only the return
1566 type uses float regs.
1568 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
1569 Richard Sandiford <rdsandiford@googlemail.com>
1571 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
1572 (SYMBOL_32_HIGH): Likewise.
1573 (mips_output_tls_reloc_directive): Declare.
1574 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
1575 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
1576 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
1577 (mips_lo_relocs, mips_hi_relocs): Make extern.
1578 (mips16_stub_function): Move up file.
1579 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
1580 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
1581 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
1582 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
1583 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
1584 (mips_get_tp): Add MIPS16 support.
1585 (mips_legitimize_tls_address): Remove MIPS16 sorry().
1586 Generalize DTPREL and TPREL handling.
1587 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
1588 Add MIPS16 TLS support.
1589 (mips_output_tls_reloc_directive): New function.
1590 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
1591 * config/mips/predicates.md (symbolic_operand_with_high)
1592 (tls_reloc_operand): New predicates.
1593 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
1594 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
1595 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
1596 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
1597 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
1598 (*tls_get_tp_mips16_call_<mode>): Likewise.
1600 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
1602 PR rtl-optimization/51821
1603 * recog.c (peep2_find_free_register): Determine clobbered registers
1606 2012-01-14 Denis Chertykov <chertykov@gmail.com>
1609 * config/avr/avr-protos.h: Revert change of 2012-01-09.
1610 * config/avr/avr.c: Likewise.
1611 * config/avr/avr.h: Likewise.
1613 2012-01-13 Ian Lance Taylor <iant@google.com>
1616 * tree.h (TYPE_QUALS): Add cast to int.
1617 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
1619 2012-01-13 Ian Lance Taylor <iant@google.com>
1621 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
1622 comparing param_index to VEC_length result.
1624 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
1626 * c-decl.c: Do not include tree-mudflap.h
1627 * tree-optimize.c: Likewise.
1628 * Makefile.in: Update dependencies.
1630 2012-01-13 Richard Guenther <rguenther@suse.de>
1633 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
1634 variable-sized result always use RSO.
1636 2012-01-12 DJ Delorie <dj@redhat.com>
1638 * cfgexpand.c (convert_debug_memory_address): Allow any valid
1639 pointer type, not just the default pointer type.
1641 2012-01-09 Richard Henderson <rth@redhat.com>
1642 Denis Chertykov <chertykov@gmail.com>
1645 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
1646 * config/avr/avr.c (avr_can_eliminate): Simplify.
1647 (avr_initial_elimination_offset): Likewise.
1648 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
1649 (expand_epilogue): Likewise.
1650 (avr_legitimize_address): Gut.
1651 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
1652 (avr_hard_regno_nregs): New.
1653 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
1654 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
1655 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
1656 add soft frame pointer.
1657 (CALL_USED_REGISTERS): Likewise.
1658 (REG_CLASS_CONTENTS): Likewise.
1659 (REGISTER_NAMES): Likewise.
1660 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
1661 (HARD_FRAME_POINTER_REGNUM): New.
1662 (FRAME_POINTER_REGNUM): Use soft frame pointer.
1663 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
1664 remove the HARD_FRAME_POINTER self-elimination.
1666 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
1669 * config/avr/avr.c (avr_encode_section_info): Test for absence of
1670 DECL_EXTERNAL when checking for initializers of progmem variables.
1672 2012-01-12 Ira Rosen <irar@il.ibm.com>
1674 PR tree-optimization/51799
1675 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
1676 that the last operation is a type demotion.
1678 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
1680 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
1681 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
1683 2012-01-11 Jakub Jelinek <jakub@redhat.com>
1686 * combine.c (distribute_notes): If i3 is a noreturn call,
1687 allow old_size to be equal to args_size and make sure the
1688 noreturn call gets REG_ARGS_SIZE note.
1689 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
1690 on noreturn calls even when the delta is 0.
1692 2012-01-11 Nathan Sidwell <nathan@acm.org>
1694 * gcov.c (STRING_SIZE): Remove.
1695 (generate_results): Erase annotations for source files with no
1696 coverage information.
1698 (output_lines): Use it.
1700 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1702 * gimple.h (gimplify_body): Remove first argument.
1703 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
1704 pointer set here, instead just pass DATA to walk_tree.
1705 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
1706 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
1707 (unvisit_body): Likewise, but with unmark_visited.
1708 (gimplify_body): Remove BODY_P argument and adjust.
1709 (gimplify_function_tree): Adjust call to gimplify_body.
1710 * omp-low.c (finalize_task_copyfn): Likewise.
1712 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1714 * tree.h (build_function_decl_skip_args): Add boolean parameter.
1715 (build_function_type_skip_args): Delete.
1716 * tree.c (build_function_type_skip_args): Make static and add
1717 SKIP_RETURN parameter. Fix thinko in the handling of variants.
1718 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
1719 pass it to build_function_type_skip_args.
1720 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
1721 (tree_function_versioning): Likewise.
1722 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
1723 build_function_decl_skip_args.
1724 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
1725 and pass it to build_function_decl_skip_args/tree_function_versioning.
1726 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
1727 * ipa-inline-transform.c (save_inline_function_body): Likewise.
1728 * trans-mem.c (ipa_tm_create_version): Likewise.
1729 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
1730 * tree-inline.c (declare_return_variable): Remove always-true test.
1731 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
1732 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
1733 * ipa-split.c (split_function): Skip the return value for the split
1734 part if it doesn't return.
1736 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1738 PR tree-optimization/49642
1739 * ipa-split.c (forbidden_dominators): New variable.
1740 (check_forbidden_calls): New function.
1741 (dominated_by_forbidden): Likewise.
1742 (consider_split): Check for forbidden dominators.
1743 (execute_split_functions): Initialize and free forbidden
1744 dominators info; call check_forbidden_calls.
1746 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1748 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
1750 2012-01-11 Nick Clifton <nickc@redhat.com>
1752 * config/rx/rx.md (return): Define pattern.
1754 2012-01-11 Richard Guenther <rguenther@suse.de>
1756 * doc/extend.texi (malloc attribute): Adjust according to
1759 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
1760 Patrick Marlier <patrick.marlier@gmail.com>
1763 * trans-mem.c (get_cg_data): Traverse aliases if requested.
1764 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
1765 (ipa_tm_note_irrevocable): Same.
1766 (ipa_tm_scan_irr_block): Same.
1767 (ipa_tm_decrement_clone_counts): Same.
1768 (ipa_tm_scan_irr_function): Same.
1769 (ipa_tm_create_version_alias): Same.
1770 (ipa_tm_create_version): Same.
1771 (ipa_tm_transform_calls_redirect): Same.
1772 (ipa_tm_transform_calls): Same.
1773 (ipa_tm_transform_transaction): Same.
1774 (ipa_tm_execute): Same.
1776 2012-01-10 Richard Guenther <rguenther@suse.de>
1779 * opts.c (common_handle_option): Handle -Werror.
1781 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
1783 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
1786 2012-01-10 Jason Merrill <jason@redhat.com>
1788 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
1791 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1793 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
1794 supports R_386_TLS_GD_PLT reloc.
1795 (gcc_cv_as_ix86_tlsldmplt): Check if linker
1796 supports R_386_TLS_LDM_PLT reloc.
1797 * configure: Regenerate.
1798 * config.in: Regenerate.
1800 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
1803 Extend __pgmx semantics to linearize memory.
1804 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
1805 determine if code comes inline or from libgcc.
1806 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
1807 (movmem_qi, movmem_qi): Set constraint #2 to "n".
1808 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
1809 (movmemx_qi, movmemx_hi): New insns.
1810 (xload_<mode>_libgcc): Rewrite to new insn condition.
1811 (xload_<mode>): Remove insns.
1812 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
1813 cases that don't satisfy avr_xload_libgcc_p().
1814 (avr_addr_space_convert): Allow converting in any direction.
1815 (avr_addr_space_subset_p): Return always true.
1816 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
1817 (avr_emit_movmemhi): Ditto.
1818 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
1819 (avr_out_movmem): Ditto.
1820 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
1821 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
1822 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
1823 (avr_encode_section_info): Encode 'progmem' in symbol flags.
1824 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
1826 2012-01-10 Richard Guenther <rguenther@suse.de>
1828 PR tree-optimization/50913
1829 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
1830 Require data-refs to be representable by Graphite with respect
1833 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
1835 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
1836 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
1838 2012-01-10 Tom de Vries <tom@codesourcery.com>
1840 PR rtl-optimization/51271
1841 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
1842 handling annulled branch.
1844 2012-01-10 Richard Henderson <rth@redhat.com>
1846 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
1847 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
1848 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
1849 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
1850 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
1851 arm_expand_vec_perm_const): New.
1852 * config/arm/arm-protos.h: Update.
1853 * config/arm/neon.md (UNSPEC_VCONCAT): New.
1854 (*neon_vswp<VDQX>): New.
1855 (neon_vcombine<VDX>): Use neon_split_vcombine.
1856 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
1857 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
1858 (vec_perm<VE>): New.
1860 2012-01-10 Richard Henderson <rth@redhat.com>
1862 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
1863 use it if reload_completed.
1864 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
1865 arm_output_asm_insn, arm_process_output_memory_barrier,
1866 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
1867 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
1868 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
1869 arm_process_output_sync_insn, arm_output_sync_insn,
1870 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
1871 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
1872 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
1873 (emit_unlikely_jump): New.
1874 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
1875 (arm_split_atomic_op): New.
1876 * config/arm/arm-protos.h: Update.
1877 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
1878 (struct arm_sync_generator): Remove.
1879 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
1880 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
1881 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
1882 (VUNSPEC_LL, VUNSPEC_SC): New.
1883 (sync_result, sync_memory, sync_required_value, sync_new_value,
1884 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
1885 (attr length): Don't use arm_sync_loop_insns.
1886 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
1887 (movsfcc, movdfcc): Likewise.
1888 * config/arm/constraints.md (Ua): New.
1889 * config/arm/prediates.md (mem_noofs_operand): New.
1890 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
1891 (sync_clobber, sync_t2_reqd): Remove.
1892 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
1893 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
1894 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
1895 (arm_sync_compare_and_swap<SIDI>): Remove.
1896 (arm_sync_compare_and_swap<NARROW>): Remove.
1897 (arm_sync_lock_test_and_set<SIDI>): Remove.
1898 (arm_sync_lock_test_and_set<NARROW>): Remove.
1899 (arm_sync_new_<syncop><SIDI>): Remove.
1900 (arm_sync_new_<syncop><NARROW>): Remove.
1901 (arm_sync_new_nand<SIDI>): Remove.
1902 (arm_sync_new_nand<NARROW>): Remove.
1903 (arm_sync_old_<syncop><SIDI>): Remove.
1904 (arm_sync_old_<syncop><NARROW>): Remove.
1905 (arm_sync_old_nand<SIDI>): Remove.
1906 (arm_sync_old_nand<NARROW>): Remove.
1907 (*memory_barrier): Merge arm_output_memory_barrier.
1908 (atomic_compare_and_swap<QHSD>): New.
1909 (atomic_compare_and_swap<NARROW>_1): New.
1910 (atomic_compare_and_swap<SIDI>_1): New.
1911 (atomic_exchange<QHSD>): New.
1912 (cas_cmp_operand, cas_cmp_str): New.
1913 (atomic_op_operand, atomic_op_str): New.
1914 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
1915 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
1916 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
1917 (arm_load_exclusive<NARROW>): New.
1918 (arm_load_exclusivesi, arm_load_exclusivedi): New.
1919 (arm_store_exclusive<QHSD>): New.
1921 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1923 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
1924 reload patterns if -mvsx-scalar-memory.
1926 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
1927 generated, even -mno-vsx-scalar-double was used.
1928 (vsx_xscvdpsp_scalar): Likewise.
1929 (vsx_xscvspdp_scalar2): Likewise.
1931 2012-01-09 Tom de Vries <tom@codesourcery.com>
1932 Andrew Pinski <apinski@cavium.com>
1935 * reorg.c (fill_slots_from_thread): Don't speculate
1936 frame-related insns.
1938 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
1940 * sched-int.h (bb_note): Move to...
1941 * basic-block.h: ...here.
1942 * haifa-sched.c (bb_note): Move to...
1943 * cfgrtl.c: ...here.
1944 * function.c (next_block_for_reg): New function.
1945 (move_insn_for_shrink_wrap): Likewise.
1946 (prepare_shrink_wrap): Rewrite to use the above.
1948 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
1950 * gimple.c (is_gimple_non_addressable): Remove.
1951 * gimple.h: Remove is_gimple_non_addressable.
1952 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
1953 is_gimple_non_addressable.
1954 * trans-mem.c (expand_assign_tm): Same.
1956 2012-01-09 Richard Guenther <rguenther@suse.de>
1958 PR tree-optimization/51775
1959 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
1960 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
1962 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1964 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1966 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1968 2012-01-09 Richard Guenther <rguenther@suse.de>
1970 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
1972 2012-01-08 Jan Hubicka <jh@suse.cz>
1974 PR tree-optimize/51680
1975 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
1976 on when known_vals needs to be computed; cleanup.
1978 2012-01-08 Jan Hubicka <jh@suse.cz>
1980 PR tree-optimize/51694
1981 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
1983 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
1985 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
1986 for -std=c++98 and -std=c++11 too.
1988 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
1990 * cfgloop.c (cancel_loop): Add free() of bbs array.
1992 2012-01-07 Jan Hubicka <jh@suse.cz>
1994 PR tree-optimization/51600
1995 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
1996 that benefits small functions.
1998 2012-01-07 Jan Hubicka <jh@suse.cz>
2000 * ipa-inline.c (want_inline_small_function_p): Fix formating.
2002 2012-01-07 Jan Hubicka <jh@suse.cz>
2004 PR tree-optimization/51680
2005 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2006 whose inlining reduce unit size.
2008 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
2011 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
2012 Add canonical node to containing_mem chain after the non-canonical
2013 one, even if there weren't any locs to propagate.
2014 (remove_useless_values): Keep only canonical values.
2015 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2016 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2017 canonicalize mem_chain elements that are not discarded.
2019 2012-01-06 Jakub Jelinek <jakub@redhat.com>
2022 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
2023 before emitting functions.
2025 PR gcov-profile/50127
2026 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
2027 clear_aux_for_blocks.
2029 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
2032 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
2034 2012-01-06 Arnaud Charlet <charlet@adacore.com>
2036 * c-decl.c (ext_block): Moved up.
2037 (collect_all_refs, for_each_global_decl): Take ext_block into account.
2039 2012-01-06 Han Shen <shenhan@google.com>
2041 Translate built-in include paths for sysroot.
2042 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
2043 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
2045 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
2046 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
2048 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
2049 control whether sysroot should be prepended to gxx include dir.
2051 * configure: Regenerate.
2053 2012-01-06 Torvald Riegel <triegel@redhat.com>
2055 PR rtl-optimization/51771
2056 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
2057 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
2059 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2061 PR tree-optimization/51315
2062 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
2063 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
2065 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
2068 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
2069 for shrp pattern. Correctly handle and fixup shift variable.
2070 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
2072 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2075 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
2076 note when !ACCUMULATE_OUTGOING_ARGS.
2078 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2080 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
2082 (extract_range_from_unary_expr_1): Avoid useless computations.
2084 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2086 PR rtl-optimization/51767
2087 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
2088 of jump_block and add an extra edge for degenerated asm gotos.
2091 * stmt.c (check_unique_operand_names): Don't ICE during error
2092 reporting if i is from labels chain.
2095 * profile.c (branch_prob): Split bbs that have exit edge
2096 and need a fake entry edge too.
2098 2012-01-05 Jan Hubicka <jh@suse.cz>
2101 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
2104 2012-01-05 Richard Guenther <rguenther@suse.de>
2107 * tree-streamer-out.c (write_ts_optimization): New function.
2108 (streamer_write_tree_body): Call it.
2109 * tree-streamer-in.c (lto_input_ts_optimization): New function.
2110 (streamer_read_tree_body): Call it.
2111 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
2113 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2116 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
2117 * gimplify.c (gimplify_cleanup_point_expr): Save and set
2118 in_cleanup_point_expr before gimplify_stmt call and restore it
2120 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
2121 in_cleanup_point_expr is false.
2123 2012-01-05 Richard Guenther <rguenther@suse.de>
2126 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
2128 * toplev.c (process_options): Reject combining mudflap and LTO.
2129 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2131 2012-01-05 Richard Guenther <rguenther@suse.de>
2133 PR tree-optimization/51760
2134 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
2136 (bit_value_unop): Handle UNDEFINED operands.
2137 (bit_value_binop): Likewise.
2139 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
2141 * config/avr/avr.c (avr_replace_prefix): Remove.
2142 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
2143 (avr_asm_function_rodata_section): Ditto.
2144 (avr_asm_select_section): Ditto.
2146 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
2148 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
2151 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2154 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
2155 calls that have any non-fake successor edges.
2158 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
2160 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
2162 PR tree-optimization/51624
2163 * tree-sra.c (build_ref_for_model): When replicating a chain of
2164 COMPONENT_REFs, stop as soon as the offset would become negative.
2166 2012-01-04 Jakub Jelinek <jakub@redhat.com>
2169 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
2170 in .debug_loc on the floor.
2172 2012-01-04 Andrew Pinski <apinski@cavium.com>
2174 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
2176 2012-01-04 Andrew Pinski <apinski@cavium.com>
2177 Adam Nemet <anemet@caviumnetworks.com>
2179 * config/mips/mips.md (size): Add SI and DI.
2180 (SIZE): New mode attribute.
2181 (U): New code attribute.
2182 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
2183 (mips_lbux_<mode>): Delete.
2184 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
2185 (mips_lhx): Use gen_mips_lhx_extsi.
2186 (mips_lhx_<mode>): Delete.
2188 (mips_l<size>x): New expand.
2189 (mips_lwx_<mode>): Delete.
2190 (mips_l<GPR:size>x_<P:mode>): New pattern.
2191 (*mips_lw<u>x_<P:mode>_ext): Likewise.
2192 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
2193 * config/mips/mips.c (mips_lx_address_p): New function.
2194 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
2195 (dsp64): New availability predicate.
2196 (mips_builtins): Add an entry for __builtin_mips_ldx.
2197 * config/mips/mips.h (ISA_HAS_LBX): New define.
2198 (ISA_HAS_LBUX): Likewise.
2199 (ISA_HAS_LHX): Likewise.
2200 (ISA_HAS_LHUX): Likewise.
2201 (ISA_HAS_LWX): Likewise.
2202 (ISA_HAS_LWUX): Likewise.
2203 (ISA_HAS_LDX): Likewise.
2204 * doc/extend.texi (__builtin_mips_ldx): Document.
2206 2012-01-04 Tristan Gingold <gingold@adacore.com>
2208 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
2209 when long pointers are used.
2210 * config.build (*-*-*vms*): Handle all OpenVMS targets.
2211 (alpha64-dec-*vms*, alpha*-dec-*vms*)
2212 (ia64-hp-*vms*): Remove.
2213 * config/vms/xm-vms64.h: Delete.
2215 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2218 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
2220 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2222 * opts.c (finish_options): Remove duplicate sorry.
2224 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2227 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
2230 2012-01-04 Richard Guenther <rguenther@suse.de>
2233 * tree.c (size_low_cst): New function.
2234 * tree.h (size_low_cst): Declare.
2235 * fold-const.c (fold_comparison): Use it to extract the low
2236 part of the POINTER_PLUS_EXPR offset.
2238 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
2240 Fix clearing ZERO_REG
2241 * config/avr/avr.md (cc): Add alternative "ldi".
2242 (movqi_insn): Use it in cc attribute.
2243 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
2244 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
2245 (output_reload_insisf): Use ZERO_REG to pre-clear register.
2247 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2249 * configure: Regenerate.
2251 2012-01-04 Richard Guenther <rguenther@suse.de>
2253 PR tree-optimization/49651
2254 * tree-ssa-structalias.c (type_can_have_subvars): New function.
2255 (var_can_have_subvars): Use it.
2256 (get_constraint_for_1): Only consider subfields if there can be any.
2258 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2261 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
2262 to its new canonical_cselib_val and the cselib_val was in
2263 first_containing_mem chain, but the canonical_cselib_val was not,
2264 add the latter into the chain.
2265 (cselib_invalidate_mem): Compare canonical_cselib_val of
2266 addr_list chain elt with v.
2269 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
2270 dwarf2out_undef): Allocate e.info using ggc_strdup instead
2272 (output_macinfo_op): Don't ggc_strdup fd->filename.
2273 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
2274 then ggc_strdup it. Don't free inc->info or cur->info.
2275 (output_macinfo): Don't free ref->info or file->info.
2277 2012-01-03 Ira Rosen <irar@il.ibm.com>
2279 PR tree-optimization/51269
2280 * tree-vect-loop-manip.c (set_prologue_iterations): Make
2281 first_niters a pointer.
2282 (slpeel_tree_peel_loop_to_edge): Likewise.
2283 (vect_do_peeling_for_loop_bound): Update call to
2284 slpeel_tree_peel_loop_to_edge.
2285 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
2286 here. Remove it from the parameters list.
2287 (vect_do_peeling_for_alignment): Update calls and compute
2290 2012-01-03 Richard Guenther <rguenther@suse.de>
2292 PR tree-optimization/51070
2293 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2294 Properly handle calls.
2296 2012-01-03 Richard Guenther <rguenther@suse.de>
2298 PR tree-optimization/51692
2299 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
2300 the LHS of allocation stmts.
2302 2012-01-03 Olivier Hainque <hainque@adacore.com>
2304 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
2306 2012-01-03 Olivier Hainque <hainque@adacore.com>
2308 * collect2.c (main): In AIX specific computations for vector
2309 insertions, use CONST_CAST2 to cast from char ** to const char **.
2311 2012-01-03 Richard Guenther <rguenther@suse.de>
2314 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
2315 the context of a limbo DIE when it does not already exist.
2317 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2319 PR tree-optimization/51719
2320 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
2321 but direct call is, clear direct call's lhs and don't add fallthrough
2322 edge from dcall_bb to join_bb and PHIs.
2324 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2326 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
2327 the instructions emitted by the pattern.
2328 ("*TDC_insn_<mode>"): Add comment.
2330 2012-01-03 Richard Guenther <rguenther@suse.de>
2333 * fold-const.c (fold_comparison): Properly canonicalize
2334 tree offset and HOST_WIDE_INT bit position.
2336 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
2338 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
2339 operands for extzv pattern.
2341 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2344 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
2347 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
2349 * doc/invoke.texi (-flto and related options): Copy-edit.
2351 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2353 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
2355 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2357 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
2360 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2362 * expr.h (move_by_pieces_ninsns): Declare.
2363 * expr.c (move_by_pieces_ninsns): Make external.
2364 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
2365 (mips_store_by_pieces_p): Likewise.
2366 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
2367 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
2368 * config/mips/mips.c (mips_move_by_pieces_p): New function.
2369 (mips_store_by_pieces_p): Likewise.
2371 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2373 * passes.c (register_one_dump_file): Free full_name.
2375 * reload1.c (reload): Don't allocate reg_max_ref_width here.
2376 (calculate_elim_costs_all_insns): Free offsets_at and
2377 offsets_known_at at the end and clear the pointers.
2379 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2381 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
2382 this option introduced in r180739.
2384 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2387 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
2388 (tmake_file target=avr): Add avr/t-multilib.
2390 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
2391 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
2392 * config/avr/genmultilib.awk: New file.
2393 * config/avr/t-multilib: New auto-generated file.
2394 * config/avr/multilib.h: New auto-generated file.
2395 * config/avr/t-avr (AVR_MCUS): New variable.
2396 (genopt.sh): Use it.
2397 (s-mlib): Depend on t-multilib.
2398 (t-multilib, multilib.h): New dependencies.
2399 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
2400 (MULTILIB_OPTIONS): Remove.
2401 (MULTILIB_MATCHES): Remove.
2402 (MULTILIB_DIRNAMES): Remove.
2403 (MULTILIB_EXCEPTIONS): Remove:
2404 * config/avr/genopt.sh: Don't use hard coded file name;
2405 pass AVR_MCUS from t-avr instead.
2407 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2409 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
2411 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2413 Implement light-weight DImode support.
2414 * config/avr/avr-dimode.md: New file.
2415 * config/avr/avr.md: Include it.
2416 (adjust_len): Add plus64, compare64.
2417 (HIDI): Remove code iterator.
2418 (code_stdname): New code attribute.
2419 (rotx, rotsmode): Remove DI.
2420 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
2422 * config/avr/avr-protos.h (avr_have_dimode): New.
2423 (avr_out_plus64, avr_out_compare64): New.
2424 * config/avr/avr.c (avr_out_compare): Handle DImode.
2425 (avr_have_dimode): New variable definition and initialization.
2426 (avr_out_compare64, avr_out_plus64): New functions.
2427 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
2428 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
2429 (avr_compare_pattern): Skip DImode comparisons.
2431 2012-01-02 Revital Eres <revital.eres@linaro.org>
2433 * ddg.c (def_has_ccmode_p): New function.
2434 (add_cross_iteration_register_deps,
2435 create_ddg_dep_from_intra_loop_link): Call it.
2437 2012-01-02 Richard Guenther <rguenther@suse.de>
2440 * invoke.texi (fassociative-math): Remove spurious paranthesis.
2442 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2444 * gcc.c (process_command): Update copyright notice dates.
2445 * gcov.c (print_version): Likewise.
2446 * gcov-dump.c (print_version): Likewise.
2447 * mips-tfile.c (main): Likewise.
2448 * mips-tdump.c (main): Likewise.
2450 2012-01-01 Ira Rosen <irar@il.ibm.com>
2452 PR tree-optimization/51704
2453 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
2454 a use is inside the basic block or loop before accessing its vect info.
2456 2012-01-01 Jan Hubicka <jhjh@suse.cz>
2458 PR rtl-optimization/51069
2459 * cfgloopmanip.c (remove_path): Removing path making irreducible
2460 region unconditional makes BB part of the region.
2462 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2464 PR tree-optimization/51683
2465 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
2466 calls with side-effects.
2467 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
2469 Copyright (C) 2012 Free Software Foundation, Inc.
2471 Copying and distribution of this file, with or without modification,
2472 are permitted in any medium without royalty provided the copyright
2473 notice and this notice are preserved.