1 2012-02-14 Walter Lee <walt@tilera.com>
3 * config.gcc: Handle tilegx and tilepro.
4 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
6 Add HAVE_AS_TLS check for tilegx and tilepro.
7 * configure: Regenerate.
8 * doc/contrib.texi: Add Mat Hostetter and self.
9 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
10 Document instruction intrinsics and network accessing intrinsics.
11 (TILEPro Built-in Functions): New node. Document instruction
12 intrinsics and network accessing intrinsics.
13 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
14 (Specific, tilepro-*-linux*): Likewise.
15 * doc/invoke.texi (TILE-Gx Options): New section.
16 (TILEPro Options): New section.
17 * doc/md.texi (TILE-Gx): New section.
18 (TILEPro): New section.
19 * common/config/tilegx/tilegx-common.c: New file.
20 * common/config/tilepro/tilepro-common.c: New file.
21 * config/tilegx/constraints.md: New file.
22 * config/tilegx/linux.h: New file.
23 * config/tilegx/mul-tables.c: New file.
24 * config/tilegx/predicates.md: New file.
25 * config/tilegx/sync.md: New file.
26 * config/tilegx/t-tilegx: New file.
27 * config/tilegx/tilegx-builtins.h: New file.
28 * config/tilegx/tilegx-c.c: New file.
29 * config/tilegx/tilegx-generic.md: New file.
30 * config/tilegx/tilegx-modes.def: New file.
31 * config/tilegx/tilegx-multiply.h: New file.
32 * config/tilegx/tilegx-protos.h: New file.
33 * config/tilegx/tilegx.c: New file.
34 * config/tilegx/tilegx.h: New file.
35 * config/tilegx/tilegx.md: New file.
36 * config/tilegx/tilegx.opt: New file.
37 * config/tilepro/constraints.md: New file.
38 * config/tilepro/gen-mul-tables.cc: New file.
39 * config/tilepro/linux.h: New file.
40 * config/tilepro/mul-tables.c: New file.
41 * config/tilepro/predicates.md: New file.
42 * config/tilepro/t-tilepro: New file.
43 * config/tilepro/tilepro-builtins.h: New file.
44 * config/tilepro/tilepro-c.c: New file.
45 * config/tilepro/tilepro-generic.md: New file.
46 * config/tilepro/tilepro-modes.def: New file.
47 * config/tilepro/tilepro-multiply.h: New file.
48 * config/tilepro/tilepro-protos.h: New file.
49 * config/tilepro/tilepro.c: New file.
50 * config/tilepro/tilepro.h: New file.
51 * config/tilepro/tilepro.md: New file.
52 * config/tilepro/tilepro.opt: New file.
54 2012-02-14 Jakub Jelinek <jakub@redhat.com>
56 PR tree-optimization/52210
57 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
58 vect_model_simple_cost with two entry vect_def_type array instead
61 2012-02-14 Richard Guenther <rguenther@suse.de>
64 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
65 Do not stream DECL_QUALIFIER.
66 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
67 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
68 (find_decls_types_r): Do not walk DECL_QUALIFIER.
70 2012-02-14 Jakub Jelinek <jakub@redhat.com>
73 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
76 2012-02-13 Jakub Jelinek <jakub@redhat.com>
79 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
80 * cselib.c (cselib_subst_to_values_from_insn): New function.
81 * sched-deps.c (add_insn_mem_dependence,
82 sched_analyze_1, sched_analyze_2): Use it.
84 2012-02-13 Jan Hubicka <jh@suse.cz>
87 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
89 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
91 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
92 (GTM_SELF_SPECS): Define if not already defined.
93 (driver_self_specs): Add GTM_SELF_SPECS.
94 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
95 (GTM_SELF_SPECS): Define.
96 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
97 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
99 2012-02-13 Jakub Jelinek <jakub@redhat.com>
101 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
104 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is
108 * omp-low.c (expand_omp_for): If a static schedule without
109 chunk size has NULL region->cont, force fd.chunk_size to be
112 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
115 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
117 2012-02-13 Richard Guenther <rguenther@suse.de>
120 * passes.c (enable_disable_pass): Fix typo.
122 2012-02-13 Jakub Jelinek <jakub@redhat.com>
125 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
126 XOR for reduce_bit_field if type is unsigned.
128 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
130 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
131 disallow changes from SFmode to mode with different size in FP regs.
133 2012-02-12 Robert Millan <rmh@gnu.org>
134 Gerald Pfeifer <gerald@pfeifer.com>
136 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
139 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
141 PR rtl-optimization/52175
142 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
143 to frame-related instructions.
145 2012-02-10 Jason Merrill <jason@redhat.com>
148 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
149 (demangle_new_symbols): Fill it.
150 (scan_linker_output): Walk it.
151 (start_tweaking): Split out from scan_linker_output.
152 (maybe_tweak): Update sym->chosen.
153 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
155 2012-02-11 Jakub Jelinek <jakub@redhat.com>
158 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use
161 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
163 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
164 having the same mode as previous compare.
166 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
168 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
169 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
170 (nonlocal_goto_internal): Likewise.
171 (nonlocal_goto): Emit a use and an indirect jump directly.
173 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
176 * doc/extend.texi : Update comments for __atomic_compare_exchange and
177 __atomic_{is,always}_lock_free.
179 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
182 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
183 negative constant address for x32.
185 2012-02-10 Richard Henderson <rth@redhat.com>
187 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
188 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
189 for GIMPLE_TRANSACTION. Tidy if's into a switch.
191 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
192 Ira Rosen <irar@il.ibm.com>
194 PR tree-optimization/50031
195 * targhooks.c (default_builtin_vectorization_cost): Handle
197 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
198 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
199 all types of reduction and pattern statements.
200 (vect_estimate_min_profitable_iters): Likewise.
201 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
202 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
203 for explicit realigns.
204 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
205 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
207 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
208 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
209 vec_perm for VSX and handle vec_promote_demote.
211 2012-02-10 Jakub Jelinek <jakub@redhat.com>
214 * builtins.c (fold_builtin_atomic_always_lock_free,
215 expand_builtin_atomic_always_lock_free,
216 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
217 Return and/or test boolean_true_node/boolean_false_node instead of
218 integer_one_node/integer_zero_node.
220 2012-02-10 Jan Hubicka <jh@suse.cz>
223 * predict.c (predict_paths_for_bb): Prevent looping.
224 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
226 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
228 * config/arm/arm.c (output_move_double): In one case properly
229 count number of instructions that will be emitted.
231 2012-02-10 Richard Guenther <rguenther@suse.de>
234 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
236 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
239 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
241 2012-02-09 Jakub Jelinek <jakub@redhat.com>
244 * var-tracking.c (emit_note_insn_var_location): If
245 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
246 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
247 non-NOTE_DURING_CALL_P insn.
249 2012-02-09 Bin Cheng <bin.cheng@arm.com>
252 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
254 2012-02-08 Magnus Granberg <zorry@gentoo.org>
257 * gcc.c (switch_matches) Support switches with separated form,
260 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
262 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
265 * config/avr/avr.c (avr_addr_t): New typedef.
266 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
267 (avr_init_expanders): Initialize it.
268 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
270 (expand_epilogue): Ditto.
271 (avr_print_operand): Ditto.
272 (avr_file_start): Ditto.
273 (avr_emit_movmemhi): Ditto.
275 2012-02-08 Richard Guenther <rguenther@suse.de>
277 PR tree-optimization/46886
278 * tree-flow.h (do_while_loop_p): Declare.
279 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
280 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
282 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
284 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
285 always succeed for integers larger than a native word.
287 2012-02-08 Richard Guenther <rguenther@suse.de>
289 PR rtl-optimization/52170
290 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
291 properly handle integer vector modes.
293 2012-02-08 Jakub Jelinek <jakub@redhat.com>
295 PR gcov-profile/52150
296 * coverage.c: Include target.h.
297 (build_var): Call targetm.strip_name_encoding on the assembler name.
298 Change one _ into . or $ if the target allows it.
299 * Makefile.in (coverage.o): Depend on $(TARGET_H).
301 PR rtl-optimization/52139
302 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
303 is a BARRIER after emit_insn_after_noloc, move BB_END
304 to the last non-BARRIER insn before it.
306 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
309 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
310 (mips_gimplify_va_arg_expr): Call it instead of
311 std_gimplify_va_arg_expr.
313 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
315 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
316 message for -mno-pointers-to-nested-function.
318 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
321 * expr.c (get_inner_reference): If there is an offset, add a negative
322 bit position to it (if any).
324 2012-02-07 Jakub Jelinek <jakub@redhat.com>
326 PR rtl-optimization/52060
327 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
328 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
329 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
330 and/or i0src_copy2 when needed.
332 2012-02-07 Jakub Jelinek <jakub@redhat.com>
334 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
335 or LTOPLUGINSONAME if have_c.
337 * config/freebsd-spec.h: Add comment about what macros can be defined
339 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
340 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
343 2012-02-07 Richard Guenther <rguenther@suse.de>
345 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
346 newline in -alias dumps.
348 2012-02-07 Kai Tietz <ktietz@redhat.com>
349 Dave Korn <dave.korn.cygwin@gmail.com>
352 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
353 Take care that typinfo gets dllexport-attribute.
355 2012-02-07 Jakub Jelinek <jakub@redhat.com>
358 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
359 if modifier < EXPAND_SUM call force_operand on the result.
361 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
363 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
364 adding __forwarder_dst__ prefix if a forwarder_section attribute is
366 (epiphany_function_type): Replace types for specific interrupts with
367 EPIPHANY_FUNCTION_INTERRUPT.
368 (EPIPHANY_INTERRUPT_P): Update.
369 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
371 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
372 <disinterrupt>: Affects type identity.
373 (epiphany_handle_interrupt_attribute): Handle variable number of
375 (epiphany_compute_function_type): Update for new
376 epiphany_function_type definition.
377 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
378 handlers with a longcall forwarder.
379 (epiphany_start_function): Handle multiple interrupt arguments and/or
380 forwarder_section attribute.
382 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
385 2012-02-07 Alan Modra <amodra@gmail.com>
388 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
391 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
393 PR tree-optimization/50969
394 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
395 use vec_perm rather than vector_stmt.
396 (vect_model_load_cost): Likewise.
397 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
398 vec_perm to be the same as other vector statements.
399 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
400 cost of vec_perm for TARGET_VSX.
402 2012-02-06 Richard Guenther <rguenther@suse.de>
404 PR tree-optimization/52115
405 * tree-sra.c (access_has_replacements_p): New function.
406 (sra_modify_assign): Use it to decide whether a use is uninitialized.
408 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
411 * trans-mem.c (expand_call_tm): Add an assertion.
412 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
415 2012-02-06 Richard Guenther <rguenther@suse.de>
417 PR tree-optimization/50955
418 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
419 raise cost of expressions that replace an address with an
420 expression based on a different pointer.
422 2012-02-06 Jakub Jelinek <jakub@redhat.com>
425 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
426 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
428 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
431 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
432 -Weffc++ and specify guidelines come from second edition.
434 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
436 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
437 (sibcall_value_multiple_internal, call_split, call_internal_direct)
438 (call_direct_split, call_value_split, call_value_internal_direct)
439 (call_value_direct_split, call_value_multiple_split): Use jal and
440 jal_macro attributes.
442 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
444 * reload1.c (reload_regs_reach_end_p): Replace with...
445 (reload_reg_rtx_reaches_end_p): ...this function.
446 (new_spill_reg_store): Update commentary.
447 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
448 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
449 before setting new_spill_reg_store.
450 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
451 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
452 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
453 for non-spill reload registers.
455 2012-02-05 Ira Rosen <irar@il.ibm.com>
457 PR tree-optimization/52091
458 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
459 (vect_is_simple_use_1): Likewise.
460 * tree-vect-loop.c (vectorizable_reduction): Update calls
461 to vect_is_simple_use_1 and vect_is_simple_use.
462 (vectorizable_live_operation): Likewise.
463 * tree-vect-patterns.c (widened_name_p,
464 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
465 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
466 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
467 vectorizable_shift,vectorizable_operation, vectorizable_store,
468 vectorizable_load): Likewise.
469 (vect_is_simple_cond): Add an argument, pass it to
470 vect_is_simple_use_1.
471 (vectorizable_condition): Update calls to vect_is_simple_cond,
473 (vect_is_simple_use): Add an argument, the statement in which
474 OPERAND is used. Check that if OPERAND's def stmt is a double
475 reduction phi node, the use is a phi node too.
476 (vect_is_simple_use_1): Add an argument, pass it to
478 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
479 to vect_is_simple_use.
481 2012-02-04 Jakub Jelinek <jakub@redhat.com>
483 PR rtl-optimization/52095
484 * modulo-sched.c (dump_insn_locator): New function.
485 (loop_canon_p, sms_schedule): Use it.
487 PR rtl-optimization/52113
488 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
489 even for decomposable shift/zext insns.
491 2012-02-03 Jakub Jelinek <jakub@redhat.com>
492 Zdenek Dvorak <ook@ucw.cz>
494 PR rtl-optimization/52092
495 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
496 on get_iv_value result.
498 2012-02-02 Andrew Pinski <apinski@cavium.com>
502 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
504 2012-02-02 Jakub Jelinek <jakub@redhat.com>
507 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
509 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
511 PR rtl-optimization/49800
512 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
513 (sched_finish): Call regstat_free_n_sets_and_refs.
515 2012-02-02 Jia Liu <proljc@gmail.com>
517 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
520 2012-02-02 Jan Hubicka <jh@suse.cz>
521 Tom de Vries <tom@codesourcery.com>
524 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
525 * varpool.c (varpool_analyze_pending_decls): Likewise.
527 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
528 Jayant R Sonar <jayant.sonar@kpitcummins.com>
530 * config.gcc: Add cr16-* support.
532 * doc/extend.texi: Document cr16 extensions.
533 * doc/install.texi: Document cr16 install.
534 * doc/invoke.texi: Document cr16 options.
535 * doc/md.texi: Document cr16 constraints.
537 * common/config/cr16/cr16-common.c: New file.
538 * config/cr16/cr16.c: New file.
539 * config/cr16/cr16.h: New file.
540 * config/cr16/cr16.md: New file.
541 * config/cr16/cr16.opt: New file.
542 * config/cr16/cr16-protos.h: New file.
543 * config/cr16/predicates.md: New file.
544 * config/cr16/constraints.md: New file.
545 * config/cr16/t-cr16: New file.
547 2012-02-02 Jakub Jelinek <jakub@redhat.com>
550 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
551 that operands[2] is either immediate, or q_regs_operand.
553 PR tree-optimization/52073
554 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
555 a pattern stmt for pattern uses, ignore uses outside of the loop.
557 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
559 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
560 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
561 (OUT_AS1, OUT_AS2): Remove.
563 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
565 PR rtl-optimization/51374
566 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
567 to cross other volatile_refs_p insns.
569 2012-02-01 Richard Guenther <rguenther@suse.de>
571 * doc/invoke.texi (fno-inline): Clarify documentation.
572 (finline-small-functions): Likewise.
573 (finline-functions): Likewise.
574 * common.opt (finline): Adjust comment and documentation.
575 (finline-small-functions): Clarify documentation.
576 (finline-functions): Likewise.
577 (finline-functions-called-once): Likewise.
579 2012-02-01 Tristan Gingold <gingold@adacore.com>
581 * c-typeck.c (composite_type): Keep mode for pointers.
583 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
585 * function.h (regno_reg_rtx): Adjust comment.
586 * reginfo.c (init_reg_modes_target): Only use the previous mode
587 if it fits within one register. Remove MIPS comment.
589 2012-01-31 Jakub Jelinek <jakub@redhat.com>
592 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
594 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
596 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
599 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
601 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
603 2012-01-31 Jakub Jelinek <jakub@redhat.com>
608 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
610 2012-01-31 Richard Guenther <rguenther@suse.de>
612 PR tree-optimization/51528
613 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
616 2012-01-31 Jakub Jelinek <jakub@redhat.com>
621 * ree.c (add_removable_extension): Change def_map argument
622 to unsigned *, store in def_map 1 + offset into *insn_list vector
623 instead of pointers into the vector.
624 (find_removable_extensions): Adjust caller.
626 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
628 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
629 Transform all "* quoted-c-code" to { c-code }.
630 Remove redundant test for "optimize" in combine patterns.
631 Move (include "avr-dimode.md") to end of file.
633 2012-01-30 Bin Cheng <bin.cheng@arm.com>
636 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
637 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
639 2012-01-30 Richard Guenther <rguenther@suse.de>
641 PR tree-optimization/52028
642 * tree-loop-distribution.c (ldist_gen): Properly update
645 2012-01-30 Jakub Jelinek <jakub@redhat.com>
648 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
649 set_cur_line_info_table if not emitting debug info.
651 PR tree-optimization/52046
652 * tree-vect-patterns.c (check_bool_pattern): Give up if
653 a comparison could throw.
656 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
658 2012-01-30 Richard Guenther <rguenther@suse.de>
660 PR tree-optimization/52045
661 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
662 SSA form if cfgcleanup did anything.
664 2012-01-30 Richard Guenther <rguenther@suse.de>
666 PR tree-optimization/52045
667 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
668 before computing final todo.
670 2012-01-30 Richard Guenther <rguenther@suse.de>
672 PR tree-optimization/51528
673 * tree-sra.c (sra_modify_assign): Re-factor in preparation
676 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
678 * df-problems.c (df_kill_notes): Check that the use refers
679 to the note under examination.
681 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
684 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
685 parameter and use short-lived pseudos.
686 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
687 (sparc_expand_vector_init): Const-ify local variables and adjust
688 calls to above functions.
690 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
692 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
694 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
696 * doc/invoke.texi: Make usage of "compile time" and
697 "run time"/"runtime" consistent throughout the file.
699 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
701 * config/alpha/alpha.c (alpha_option_override): Default to
702 full IEEE compliance mode for Go language.
704 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
706 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
707 (LINK_SSP_SPEC): Define.
709 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
712 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
715 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
717 * doc/invoke.texi: Correct hyphenation of "floating point",
718 "double precision", and related terminology throughout the file.
720 2012-01-28 Jakub Jelinek <jakub@redhat.com>
723 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
724 arm_general_register_operand predicate for operand 2 instead of
727 2012-01-27 Ian Lance Taylor <iant@google.com>
730 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
731 * builtins.c (expand_builtin_init_trampoline): Add onstack
732 parameter. Change caller.
733 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
734 * tree.c (build_common_builtin_nodes): Declare
735 __builtin_init_heap_trampoline.
737 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
739 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
740 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
741 * config/avr/avr.c: Ditto.
742 (avr_regnames): Remove because unused.
743 * config/avr/avr.md (*cpse.ne): New peephole.
744 (*cpse.eq): New peephole from former cpse peepholes.
746 2012-01-27 Michael Eager <eager@eagercon.com>
748 * config/microblaze.c (microblaze_emit_compare): Correct
749 test after pcmp instruction.
751 2012-01-27 Richard Guenther <rguenther@suse.de>
753 PR tree-optimization/52020
754 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
756 2012-01-27 Richard Guenther <rguenther@suse.de>
758 * ipa-pure-const.c (check_stmt): Clobbers do not make a
759 function non-const/pure.
761 2012-01-27 Richard Guenther <rguenther@suse.de>
763 PR tree-optimization/50444
764 * tree-sra.c (build_ref_for_offset): Properly adjust the
765 MEM_REF type for unaligned accesses.
767 2012-01-27 Richard Guenther <rguenther@suse.de>
769 PR tree-optimization/50444
770 * expr.c (mem_ref_refers_to_non_mem_p): New function.
771 (expand_assignment): Use it. Properly handle misaligned
772 bases when expanding stores to component references.
773 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
776 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
779 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
780 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
781 * tree-data-ref.c (find_data_references_in_loop): Make static.
782 (compute_all_dependences): Change return type to bool. Bail out
783 for too many datarefs in a loop. Move the hunk resetting the data
784 dependences vector from ...
785 (compute_data_dependences_for_loop): ... here. Account for
786 compute_all_dependences returning false.
787 (compute_data_dependences_for_bb): Likewise.
788 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
789 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
791 2012-01-27 Richard Guenther <rguenther@suse.de>
794 * expr.c (store_field): Use the alias-set of the scratch memory
797 2012-01-27 Tom de Vries <tom@codesourcery.com>
799 PR tree-optimization/51990
800 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
802 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
804 2012-01-27 Jakub Jelinek <jakub@redhat.com>
807 * var-tracking.c (reverse_op): Don't add any reverse operation
808 if V already has any constant locations.
810 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
812 * doc/invoke.texi: Correct usage of "command line" (noun)
813 vs "command-line" (adjective) throughout.
815 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
817 * doc/invoke.texi (Language Independent Options): Move
818 -Wcoverage-mismatch blurb from here....
819 (Warning Options): ...to here.
821 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
823 * config/rs6000/rs6000.c (rs6000_option_override_internal):
824 Set rs6000_always_hint to false for 476.
826 2012-01-27 Matthias Klose <doko@ubuntu.com>
828 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
830 * incpath.c (add_standard_paths): Likewise.
832 2012-01-27 Richard Henderson <rth@redhat.com>
834 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
835 * config/m68k/sync.md (atomic_test_and_set): Rename from
836 sync_test_and_setqi and adjust the operands.
837 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
838 and unconditionally enable.
840 2012-01-27 Richard Henderson <rth@redhat.com>
842 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
843 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
844 (ldstub): Rename from ldstubqi.
845 (ldstub<I24MODE>): Remove.
847 2012-01-27 Richard Henderson <rth@redhat.com>
849 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
850 * c-cppbuiltin.c (cpp_atomic_builtins): Define
851 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
852 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
853 * doc/tm.texi: Rebuild.
855 2012-01-27 Richard Henderson <rth@redhat.com>
857 * optabs.c (gen_atomic_test_and_set): Remove default.
858 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
860 2012-01-26 Jakub Jelinek <jakub@redhat.com>
862 PR rtl-optimization/51978
863 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
864 (combine_reaching_defs): Likewise.
865 (struct re_info): Remove.
866 (add_removable_extension): Remove x and data arguments,
867 add insn, insn_list and def_map. Use the arguments directly
868 instead of using struct re_info.
869 (find_removable_extensions): Don't call add_removable_extension
870 through note_stores, instead just call it with single_set
872 (find_and_remove_re): Pass curr_cand->expr instead of
873 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
875 2012-01-26 Michael Matz <matz@suse.de>
877 PR tree-optimization/46590
878 * cfgexpand.c: Revert last change (r183305).
879 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
881 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
882 checking for emptiness.
884 2012-01-26 Jakub Jelinek <jakub@redhat.com>
887 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
888 non-addressable non-BLKmode base correctly.
890 2012-01-26 Michael Matz <matz@suse.de>
892 PR tree-optimization/48794
893 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
894 regions referenced from RESX/EH_DISPATCH.
896 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
898 * config/s390/s390.h: Make BRANCH_COST an option.
899 * config/s390/s390.opt: New option -mbranch-cost.
901 2012-01-26 Richard Henderson <rth@redhat.com>
903 Revert 2012-01-24 change:
904 * trans-mem.c (requires_barrier): Do not instrument thread local
905 variables and emit save/restore for them.
907 2012-01-25 Jakub Jelinek <jakub@redhat.com>
910 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
913 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
915 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
918 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
921 Rename __pgm to __flash.
922 Rename __pgm1 to __flash1.
923 Rename __pgm2 to __flash2.
924 Rename __pgm3 to __flash3.
925 Rename __pgm4 to __flash4.
926 Rename __pgm5 to __flash5.
927 Rename __pgmx to __memx.
928 * doc/extend.texi (AVR Named Address Spaces)
929 Rename address space names as indicated above.
930 * config/avr/avr.c (avr_addrspace): Ditto.
932 * config/avr/avr-protos.h
933 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
934 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
935 * config/avr/predicates.md: Ditto.
936 * config/avr/avr.c Ditto, and
937 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
938 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
940 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
941 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
942 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
943 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
944 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
945 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
946 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
947 * config/avr/avr.c: Ditto.
948 * config/avr/avr.md: Ditto.
950 2012-01-25 Jason Merrill <jason@redhat.com>
953 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
955 2012-01-25 Jakub Jelinek <jakub@redhat.com>
957 PR tree-optimization/51987
958 * tree-data-ref.c (get_references_in_stmt): Handle references in
959 non-volatile GIMPLE_ASM.
961 2012-01-25 Richard Guenther <rguenther@suse.de>
963 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
964 bases are dereferenced.
966 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
968 PR rtl-optimization/48374
969 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
971 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
973 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
974 compute_data_dependences_for_loop returns false.
975 * tree-parloops.c (loop_parallel_p): Likewise.
977 2012-01-25 Richard Guenther <rguenther@suse.de>
979 * tree.h (get_pointer_alignment_1): Declare.
980 * builtins.c (get_pointer_alignment_1): New function.
981 (get_pointer_alignment): Use it.
983 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
985 PR rtl-optimization/48308
986 * combine.c (enum undo_kind): Add UNDO_LINKS.
987 (struct undo): Add member l to other_contents and where.
988 (do_SUBST_LINK): New.
990 (try_combine): Handle LOG_LINKS for the dummy i1 case.
991 (undo_all): Handle UNDO_LINKS.
993 2012-01-25 Richard Henderson <rth@redhat.com>
995 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
998 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1000 * optabs.c (gen_atomic_test_and_set): Use each argument.
1002 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1004 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
1005 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
1006 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
1007 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
1008 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
1009 TARGET_PAIRED_SINGLE_FLOAT.
1011 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1013 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1014 (in_struct, return_val): Remove MEM documentation.
1015 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
1016 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1017 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
1019 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1020 * cfgexpand.c (add_alias_set_conflicts): Likewise.
1021 * expr.c (store_field): Likewise.
1022 * function.c (assign_stack_temp_for_type): Likewise.
1023 * ifcvt.c (noce_try_cmove_arith): Likewise.
1024 * reload1.c (reload): Likewise.
1025 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
1026 (alpha_set_memflags): Likewise.
1027 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
1029 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1031 * rtl.h (true_dependence, canon_true_dependence): Remove varies
1033 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
1034 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
1035 (true_dependence_1, true_dependence, canon_true_dependence): Remove
1037 * cselib.c (cselib_rtx_varies_p): Delete.
1038 (cselib_invalidate_mem): Update call to canon_true_dependence.
1039 * dse.c (record_store, check_mem_read_rtx): Likewise.
1040 (scan_reads_nospill): Likewise.
1041 * cse.c (check_dependence): Likewise.
1042 (cse_rtx_varies_p): Delete.
1043 * expr.c (safe_from_p): Update call to true_dependence.
1044 * ira.c (validate_equiv_mem_from_store): Likewise.
1045 (memref_referenced_p): Likewise.
1046 * postreload-gcse.c (find_mem_conflicts): Likewise.
1047 * sched-deps.c (sched_analyze_2): Likewise.
1048 * store-motion.c (load_kills_store): Likewise.
1049 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
1050 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1051 (compute_transp): Update call to canon_true_dependence.
1053 2012-01-25 Richard Henderson <rth@redhat.com>
1055 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
1056 (maybe_emit_atomic_test_and_set): New.
1057 (expand_sync_lock_test_and_set): Use it.
1058 (expand_atomic_test_and_set): Likewise.
1059 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
1060 the implementation; clarify implementation defined details.
1061 * doc/md.texi (atomic_test_and_set): Document.
1063 2012-01-25 Richard Henderson <rth@redhat.com>
1065 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
1067 2012-01-25 Richard Henderson <rth@redhat.com>
1070 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
1071 to effect no-op split.
1073 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1076 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
1077 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
1078 (BT_FN_VOID_PTR_INT_SIZE): New.
1079 (BT_FN_UINT_UINT_VAR): Remove.
1080 (BT_FN_UINT32_UINT32_VAR): New.
1081 (BT_FN_DOUBLE_VPTR): Remove.
1082 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
1084 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
1085 (_ITM_changeTransactionMode): Same.
1086 (_ITM_memmoveRtWt): Change return type to void.
1087 (_ITM_memcpyRtWt): Same.
1088 (_ITM_memsetW): Same.
1089 (_ITM_RaRD): Change types to double.
1094 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
1096 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1097 Patrick Marlier <patrick.marlier@gmail.com>
1099 * trans-mem.c (requires_barrier): Do not instrument thread local
1100 variables and emit save/restore for them.
1102 2012-01-24 Jason Merrill <jason@redhat.com>
1105 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
1106 output static aliases.
1108 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1111 * common.opt (-pie, -shared, pie, shared): Change from Common to
1113 * gcc.c (display_help): Display help for -pie and -shared.
1115 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
1118 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
1119 Remove note on size/offset limitation.
1120 (AVR Variable Attributes): Add example how to read data located
1121 with progmem. Refer to named address spaces.
1122 * doc/invoke.texi (AVR Options): Fix typo.
1124 2012-01-24 Richard Guenther <rguenther@suse.de>
1126 Forward-port to trunk
1127 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1130 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1131 op0 isn't sufficiently aligned and there is movmisalignM
1132 insn for mode, use it to load op0 into a temporary register.
1134 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1137 * target.def (const_not_ok_for_debug_p): New hook.
1138 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
1140 * doc/tm.texi: Regenerated.
1141 * dwarf2out.c (const_ok_for_output_1): If
1142 targetm.const_not_ok_for_debug_p returns true, fail.
1143 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
1145 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
1147 2012-01-23 Kai Tietz <ktietz@redhat.com>
1150 * config/i386/predicates.md (symbolic_operand): Allow
1151 UNSPEC_PCREL as PIC expression for lea.
1152 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
1153 * config/i386/i386.c (ix86_delegitimize_address): Handle
1154 UNSPEC_PCREL for none-MEM, too.
1156 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1158 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
1159 (ipa_tm_create_version_alias): Same.
1161 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
1164 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
1165 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
1167 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1168 Patrick Marlier <patrick.marlier@gmail.com>
1169 Iain Sandoe <developer@sandoe-acoustics.co.uk>
1172 * lto-wrapper.c (run_gcc): Pass the LTO section name to
1173 simple_object_start_read.
1175 2012-01-23 Richard Guenther <rguenther@suse.de>
1178 PR tree-optimization/51895
1179 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
1180 parameter decomposition into BLKmode components.
1182 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
1184 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
1185 fake variables for restrict-qualified pointers whose pointed-to type
1186 contains a placeholder.
1188 2012-01-23 Richard Guenther <rguenther@suse.de>
1190 PR tree-optimization/51949
1191 * ipa-split.c (execute_split_functions): Do not split malloc functions.
1193 2012-01-23 Jakub Jelinek <jakub@redhat.com>
1195 PR rtl-optimization/51933
1196 * ree.c (transform_ifelse): Return true right away if dstreg is
1197 already wider or equal to cand->mode.
1198 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
1199 (make_defs_and_copies_lists): Remove defs_list and copies_list
1200 arguments, add state argument, just truncate state->work_list
1201 instead of always allocating and freeing the vector. Assert that
1202 get_defs succeeds instead of returning 2. Changed return type to bool.
1203 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
1204 have ext_src_mode, see if it has been modified already with the
1205 right kind of extension and has been extended before from the
1206 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
1207 just return true. Remember the original mode in state->modified array.
1208 (combine_reaching_defs): Add state argument. Don't allocate and
1209 free here def_list, copied_list and vec vectors, instead just
1210 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
1211 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
1212 Add state variable, clear vectors in it, initialize state.modified
1213 if needed. Free all the vectors at the end and state.modified too.
1214 Don't skip a candidate if the extension expression has been modified.
1216 2012-01-22 Douglas B Rupp <rupp@gnat.com>
1219 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
1220 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
1221 (extra_options) interix.opt -> i386/interix.opt"
1222 (extra_objs):Add winnt-stubs.o
1223 * configure.ac: Add interix to target_os .comm on PE check.
1224 * configure: Regenerate.
1225 * config/interix3.h: Delete and move bits to..
1226 * config/interix.h: Delete and move bits to..
1227 * config/i386/i386-interix3.h: Delete and move bits to..
1228 * config/i386/i386-interix.h: ..here.
1229 (TARGET_CPU_DEFAULT): Remove redefinition.
1230 (TARGET_ASM_CONSTRUCTOR): Undefine.
1231 (SUBTARGET_SWITCHES): Define for ms-bitfields.
1232 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
1233 (PTRDIFF_TYPE): Define.
1234 (LONG_DOUBLE_TYPE_SIZE): Define.
1235 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
1236 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1237 (TARGET_SECTION_TYPE_FLAGS): Define.
1238 (ASM_DECLARE_FUNCTION_NAME): Define.
1239 (ASM_OUTPUT_EXTERNAL): Define.
1240 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
1241 (ASM_OUTPUT_ALIGNED_BSS): Define.
1242 (PCC_BITFIELD_TYPE_MATTERS): Define.
1243 (USE_CONST_SECTION): Define.
1244 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
1245 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1246 (SUPPORTS_ONE_ONLY): Remove.
1247 (I386_PE_STRIP_ENCODING): Define.
1248 * config/interix.opt: Delete and move bits to..
1249 * config/i386/interix.opt: ..here. New.
1250 (mpe-aligned-commons): Add.
1251 * config/i386/t-interix: Add copyright header.
1252 (winnt-stubs.o): Add rule.
1254 2012-01-22 Jason Merrill <jason@redhat.com>
1257 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
1258 for extra name aliases.
1260 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
1262 PR rtl-optimization/51924
1263 * ree.c (combine_set_extension): Improve debugging message.
1264 (combine_reaching_defs): Likewise.
1265 (get_defs): Rename confusingly named variable.
1266 (find_and_remove_re): Skip a candidate if the extension expression has
1269 2012-01-21 Robert Millan <rmh@gnu.org>
1270 Gerald Pfeifer <gerald@pfeifer.com>
1272 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
1273 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
1275 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1277 PR tree-optimization/51914
1278 * tree-vect-stmts.c (vectorizable_conversion): For
1279 cvt_type && modifier == WIDEN, put temporary with cvt_type
1280 at the beginning of vec_dsts and set vec_dest to temporary
1283 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
1285 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
1287 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
1289 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
1290 * config/rs6000/rs6000.c: Likewise.
1292 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1295 * config/arm/arm.c (arm_count_output_move_double_insns): Call
1296 output_move_double on a copy of operands array.
1298 2012-01-20 Cary Coutant <ccoutant@google.com>
1299 Dodji Seketeli <dodji@redhat.com>
1302 * dwarf2out.c (copy_declaration_context): Return ref to parent
1303 of declaration DIE, if necessary.
1304 (remove_child_or_replace_with_skeleton): Add new parameter; update
1305 caller. Place skeleton DIE under parent DIE of original declaration.
1306 Move call to copy_declaration_context to here ...
1307 (break_out_comdat_types): ... from here.
1309 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1311 PR rtl-optimization/51856
1312 * reload.c (find_reloads_subreg_address): Set the address_reloaded
1315 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1318 * config/arm/arm.c (arm_print_operand): Correct output of alignment
1319 hints for neon loads and stores.
1321 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
1325 * doc/extend.texi (Named Address Spaces): Split into subsections.
1326 (AVR Named Address Spaces): New subsection.
1327 (M32C Named Address Spaces): New subsection.
1328 (RL78 Named Address Spaces): New subsection.
1329 (SPU Named Address Spaces): New subsection.
1330 (Variable Attributes): New anchor "AVR Variable Attributes".
1331 (AVR Variable Attributes): Rewrite and avoid wording
1332 "address space" in this context.
1333 * doc/invoke.texi (AVR Options): Rewrite and add documentation
1334 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
1335 (AVR Built-in Macros): New subsubsection therein.
1336 * doc/md.texi (AVR constraints): Remove "C04", "R".
1338 2012-01-20 Richard Guenther <rguenther@suse.de>
1340 PR tree-optimization/51903
1341 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
1342 when removing stmts.
1344 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1347 * config/arm/arm.c (arm_load_pic_register): Use
1348 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
1349 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
1350 (arm_pic_static_addr): Likewise.
1351 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
1352 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
1353 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
1354 (pic_load_addr_unified): New.
1356 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
1359 * function.c (instantiate_virtual_regs_in_insn): Use
1360 delete_insn_and_edges when removing a wrong asm insn.
1362 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
1364 PR rtl-optimization/40761
1365 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
1366 Add new member loop_num.
1367 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
1368 (ira_build): Remove the parameter.
1370 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
1371 (ira.c): Do not build CFG loops for one region allocation. Remove
1372 argument from ira_build call.
1374 * ira-build.c (init_loop_tree_node): New function.
1375 (create_loop_tree_nodes): Use it. Separate the case when CFG
1376 loops are not built.
1377 (more_one_region_p): Check current_loops.
1378 (finish_loop_tree_nodes): Separate the case when CFG loops are not
1380 (add_loop_to_tree): Process loop equal to NULL too.
1381 (form_loop_tree): Separate the case when CFG loops are not built.
1382 Use explicitly number for the root.
1383 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
1385 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
1386 instead of loop->num.
1387 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
1388 (mark_all_loops_for_removal): Ditto.
1389 (remove_unnecessary_regions): Separate the case when CFG loops
1391 (ira_build): Remove the parameter. Use explicit number of regions
1392 when CFG loops are not built.
1394 * ira-color.c (print_loop_title): Separate the case for the root node.
1395 Use loop_num instead of loop->num.
1396 (move_spill_restore): Use loop_num instead of loop->num.
1398 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
1399 (change_loop): Ditto.
1400 (change_loop): Use loop_num instead of loop->num.
1402 * ira-lives.c (process_bb_node_lives): Ditto.
1404 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
1406 * ira-conflicts.c (print_allocno_conflicts): Ditto.
1408 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1411 * tree-mudflap.c (mf_artificial): New function.
1412 (execute_mudflap_function_ops, execute_mudflap_function_decls,
1413 mx_register_decls, mudflap_enqueue_decl): Use it.
1416 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
1417 numbers in the insn pattern.
1419 2012-01-19 Michael Matz <matz@suse.de>
1421 PR tree-optimization/46590
1422 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
1423 use it in remembering which conflicts we already created.
1424 (add_scope_conflicts): Adjust call to above, (de)allocate helper
1427 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
1430 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
1431 (merge_and_complain): Same.
1433 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1436 * config/initfini-array.h: Guard content of the header
1437 with #ifdef HAVE_INITFINI_ARRAY.
1438 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
1439 Add initfini-array.h to tm_file here.
1440 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
1441 * config.gcc: Don't add initfini-array.h to tm_file here.
1442 * configure: Regenerated.
1444 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
1446 PR rtl-optimization/51505
1447 * df-problems.c (df_kill_notes): New parameter live. Update comment.
1448 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
1449 (df_note_bb_compute): Update the call to df_kill_notes.
1451 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
1453 * trans-mem.c (requires_barrier): Remove call to is_global_var.
1455 2012-01-18 Richard Guenther <rguenther@suse.de>
1457 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
1458 of conversions to void *.
1460 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1461 Richard Sandiford <rdsandiford@googlemail.com>
1465 * optabs.h (simplify_expand_binop): Declare.
1466 * optabs.c (simplify_expand_binop): Make global.
1467 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
1468 endian targets if the source cannot be exactly covered by word
1471 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1474 * hard-reg-set.h (struct hard_reg_set_container): New type.
1475 * target.h (struct hard_reg_set_container): Forward declare.
1476 * target.def (set_up_by_prologue): New target hook.
1477 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
1478 * doc/tm.texi: Regenerated.
1479 * function.c (thread_prologue_and_epilogue_insns): Change
1480 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
1481 Call targetm.set_up_by_prologue on it.
1482 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
1483 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
1485 2012-01-17 Nick Clifton <nickc@redhat.com>
1487 * config/rx/rx.c (rx_can_use_simple_return): New function.
1488 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
1489 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
1491 2012-01-17 Richard Guenther <rguenther@suse.de>
1494 * expr.c (expand_assignment): Take address-space information
1495 from the address operand of MEM_REF and TARGET_MEM_REF.
1496 (expand_expr_real_1): Likewise.
1498 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1500 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
1501 reload dump is requested.
1503 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
1506 * trans-mem.c (requires_barrier): Call may_be_aliased.
1508 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1510 PR tree-optimization/51877
1511 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
1512 call arguments and fndecls compare equal, instead return false if they
1513 don't. Return true only if lhs1 and lhs2 are either both NULL, or
1514 both SSA_NAMEs that are valueized the same, or they satisfy
1517 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1519 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
1521 * configure: Regenerate.
1523 2012-01-16 Jan Hubicka <jh@suse.cz>
1527 * convert.c (convert_to_integer): Use fold_convert for
1528 converting an INTEGER_CST to integer type.
1530 2012-01-16 Jason Merrill <jason@redhat.com>
1533 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
1535 2012-01-16 Jakub Jelinek <jakub@redhat.com>
1538 * config/s390/s390.c (s390_chunkify_start): Don't skip
1539 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
1540 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
1541 If insn is followed by NOTE_INSN_VAR_LOCATION or
1542 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
1543 Don't use location of note insns.
1545 PR tree-optimization/51865
1546 * tree-inline.c (tree_function_versioning): Call remap_decl
1547 on DECL_RESULT whenever it has VOID_TYPE_P type.
1549 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
1551 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
1552 for calls to locally-binding MIPS16 functions if only the return
1553 type uses float regs.
1555 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
1556 Richard Sandiford <rdsandiford@googlemail.com>
1558 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
1559 (SYMBOL_32_HIGH): Likewise.
1560 (mips_output_tls_reloc_directive): Declare.
1561 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
1562 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
1563 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
1564 (mips_lo_relocs, mips_hi_relocs): Make extern.
1565 (mips16_stub_function): Move up file.
1566 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
1567 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
1568 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
1569 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
1570 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
1571 (mips_get_tp): Add MIPS16 support.
1572 (mips_legitimize_tls_address): Remove MIPS16 sorry().
1573 Generalize DTPREL and TPREL handling.
1574 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
1575 Add MIPS16 TLS support.
1576 (mips_output_tls_reloc_directive): New function.
1577 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
1578 * config/mips/predicates.md (symbolic_operand_with_high)
1579 (tls_reloc_operand): New predicates.
1580 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
1581 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
1582 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
1583 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
1584 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
1585 (*tls_get_tp_mips16_call_<mode>): Likewise.
1587 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
1589 PR rtl-optimization/51821
1590 * recog.c (peep2_find_free_register): Determine clobbered registers
1593 2012-01-14 Denis Chertykov <chertykov@gmail.com>
1596 * config/avr/avr-protos.h: Revert change of 2012-01-09.
1597 * config/avr/avr.c: Likewise.
1598 * config/avr/avr.h: Likewise.
1600 2012-01-13 Ian Lance Taylor <iant@google.com>
1603 * tree.h (TYPE_QUALS): Add cast to int.
1604 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
1606 2012-01-13 Ian Lance Taylor <iant@google.com>
1608 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
1609 comparing param_index to VEC_length result.
1611 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
1613 * c-decl.c: Do not include tree-mudflap.h
1614 * tree-optimize.c: Likewise.
1615 * Makefile.in: Update dependencies.
1617 2012-01-13 Richard Guenther <rguenther@suse.de>
1620 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
1621 variable-sized result always use RSO.
1623 2012-01-12 DJ Delorie <dj@redhat.com>
1625 * cfgexpand.c (convert_debug_memory_address): Allow any valid
1626 pointer type, not just the default pointer type.
1628 2012-01-09 Richard Henderson <rth@redhat.com>
1629 Denis Chertykov <chertykov@gmail.com>
1632 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
1633 * config/avr/avr.c (avr_can_eliminate): Simplify.
1634 (avr_initial_elimination_offset): Likewise.
1635 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
1636 (expand_epilogue): Likewise.
1637 (avr_legitimize_address): Gut.
1638 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
1639 (avr_hard_regno_nregs): New.
1640 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
1641 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
1642 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
1643 add soft frame pointer.
1644 (CALL_USED_REGISTERS): Likewise.
1645 (REG_CLASS_CONTENTS): Likewise.
1646 (REGISTER_NAMES): Likewise.
1647 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
1648 (HARD_FRAME_POINTER_REGNUM): New.
1649 (FRAME_POINTER_REGNUM): Use soft frame pointer.
1650 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
1651 remove the HARD_FRAME_POINTER self-elimination.
1653 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
1656 * config/avr/avr.c (avr_encode_section_info): Test for absence of
1657 DECL_EXTERNAL when checking for initializers of progmem variables.
1659 2012-01-12 Ira Rosen <irar@il.ibm.com>
1661 PR tree-optimization/51799
1662 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
1663 that the last operation is a type demotion.
1665 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
1667 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
1668 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
1670 2012-01-11 Jakub Jelinek <jakub@redhat.com>
1673 * combine.c (distribute_notes): If i3 is a noreturn call,
1674 allow old_size to be equal to args_size and make sure the
1675 noreturn call gets REG_ARGS_SIZE note.
1676 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
1677 on noreturn calls even when the delta is 0.
1679 2012-01-11 Nathan Sidwell <nathan@acm.org>
1681 * gcov.c (STRING_SIZE): Remove.
1682 (generate_results): Erase annotations for source files with no
1683 coverage information.
1685 (output_lines): Use it.
1687 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1689 * gimple.h (gimplify_body): Remove first argument.
1690 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
1691 pointer set here, instead just pass DATA to walk_tree.
1692 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
1693 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
1694 (unvisit_body): Likewise, but with unmark_visited.
1695 (gimplify_body): Remove BODY_P argument and adjust.
1696 (gimplify_function_tree): Adjust call to gimplify_body.
1697 * omp-low.c (finalize_task_copyfn): Likewise.
1699 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1701 * tree.h (build_function_decl_skip_args): Add boolean parameter.
1702 (build_function_type_skip_args): Delete.
1703 * tree.c (build_function_type_skip_args): Make static and add
1704 SKIP_RETURN parameter. Fix thinko in the handling of variants.
1705 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
1706 pass it to build_function_type_skip_args.
1707 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
1708 (tree_function_versioning): Likewise.
1709 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
1710 build_function_decl_skip_args.
1711 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
1712 and pass it to build_function_decl_skip_args/tree_function_versioning.
1713 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
1714 * ipa-inline-transform.c (save_inline_function_body): Likewise.
1715 * trans-mem.c (ipa_tm_create_version): Likewise.
1716 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
1717 * tree-inline.c (declare_return_variable): Remove always-true test.
1718 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
1719 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
1720 * ipa-split.c (split_function): Skip the return value for the split
1721 part if it doesn't return.
1723 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1725 PR tree-optimization/49642
1726 * ipa-split.c (forbidden_dominators): New variable.
1727 (check_forbidden_calls): New function.
1728 (dominated_by_forbidden): Likewise.
1729 (consider_split): Check for forbidden dominators.
1730 (execute_split_functions): Initialize and free forbidden
1731 dominators info; call check_forbidden_calls.
1733 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1735 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
1737 2012-01-11 Nick Clifton <nickc@redhat.com>
1739 * config/rx/rx.md (return): Define pattern.
1741 2012-01-11 Richard Guenther <rguenther@suse.de>
1743 * doc/extend.texi (malloc attribute): Adjust according to
1746 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
1747 Patrick Marlier <patrick.marlier@gmail.com>
1750 * trans-mem.c (get_cg_data): Traverse aliases if requested.
1751 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
1752 (ipa_tm_note_irrevocable): Same.
1753 (ipa_tm_scan_irr_block): Same.
1754 (ipa_tm_decrement_clone_counts): Same.
1755 (ipa_tm_scan_irr_function): Same.
1756 (ipa_tm_create_version_alias): Same.
1757 (ipa_tm_create_version): Same.
1758 (ipa_tm_transform_calls_redirect): Same.
1759 (ipa_tm_transform_calls): Same.
1760 (ipa_tm_transform_transaction): Same.
1761 (ipa_tm_execute): Same.
1763 2012-01-10 Richard Guenther <rguenther@suse.de>
1766 * opts.c (common_handle_option): Handle -Werror.
1768 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
1770 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
1773 2012-01-10 Jason Merrill <jason@redhat.com>
1775 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
1778 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1780 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
1781 supports R_386_TLS_GD_PLT reloc.
1782 (gcc_cv_as_ix86_tlsldmplt): Check if linker
1783 supports R_386_TLS_LDM_PLT reloc.
1784 * configure: Regenerate.
1785 * config.in: Regenerate.
1787 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
1790 Extend __pgmx semantics to linearize memory.
1791 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
1792 determine if code comes inline or from libgcc.
1793 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
1794 (movmem_qi, movmem_qi): Set constraint #2 to "n".
1795 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
1796 (movmemx_qi, movmemx_hi): New insns.
1797 (xload_<mode>_libgcc): Rewrite to new insn condition.
1798 (xload_<mode>): Remove insns.
1799 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
1800 cases that don't satisfy avr_xload_libgcc_p().
1801 (avr_addr_space_convert): Allow converting in any direction.
1802 (avr_addr_space_subset_p): Return always true.
1803 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
1804 (avr_emit_movmemhi): Ditto.
1805 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
1806 (avr_out_movmem): Ditto.
1807 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
1808 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
1809 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
1810 (avr_encode_section_info): Encode 'progmem' in symbol flags.
1811 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
1813 2012-01-10 Richard Guenther <rguenther@suse.de>
1815 PR tree-optimization/50913
1816 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
1817 Require data-refs to be representable by Graphite with respect
1820 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
1822 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
1823 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
1825 2012-01-10 Tom de Vries <tom@codesourcery.com>
1827 PR rtl-optimization/51271
1828 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
1829 handling annulled branch.
1831 2012-01-10 Richard Henderson <rth@redhat.com>
1833 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
1834 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
1835 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
1836 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
1837 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
1838 arm_expand_vec_perm_const): New.
1839 * config/arm/arm-protos.h: Update.
1840 * config/arm/neon.md (UNSPEC_VCONCAT): New.
1841 (*neon_vswp<VDQX>): New.
1842 (neon_vcombine<VDX>): Use neon_split_vcombine.
1843 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
1844 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
1845 (vec_perm<VE>): New.
1847 2012-01-10 Richard Henderson <rth@redhat.com>
1849 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
1850 use it if reload_completed.
1851 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
1852 arm_output_asm_insn, arm_process_output_memory_barrier,
1853 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
1854 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
1855 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
1856 arm_process_output_sync_insn, arm_output_sync_insn,
1857 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
1858 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
1859 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
1860 (emit_unlikely_jump): New.
1861 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
1862 (arm_split_atomic_op): New.
1863 * config/arm/arm-protos.h: Update.
1864 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
1865 (struct arm_sync_generator): Remove.
1866 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
1867 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
1868 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
1869 (VUNSPEC_LL, VUNSPEC_SC): New.
1870 (sync_result, sync_memory, sync_required_value, sync_new_value,
1871 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
1872 (attr length): Don't use arm_sync_loop_insns.
1873 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
1874 (movsfcc, movdfcc): Likewise.
1875 * config/arm/constraints.md (Ua): New.
1876 * config/arm/prediates.md (mem_noofs_operand): New.
1877 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
1878 (sync_clobber, sync_t2_reqd): Remove.
1879 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
1880 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
1881 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
1882 (arm_sync_compare_and_swap<SIDI>): Remove.
1883 (arm_sync_compare_and_swap<NARROW>): Remove.
1884 (arm_sync_lock_test_and_set<SIDI>): Remove.
1885 (arm_sync_lock_test_and_set<NARROW>): Remove.
1886 (arm_sync_new_<syncop><SIDI>): Remove.
1887 (arm_sync_new_<syncop><NARROW>): Remove.
1888 (arm_sync_new_nand<SIDI>): Remove.
1889 (arm_sync_new_nand<NARROW>): Remove.
1890 (arm_sync_old_<syncop><SIDI>): Remove.
1891 (arm_sync_old_<syncop><NARROW>): Remove.
1892 (arm_sync_old_nand<SIDI>): Remove.
1893 (arm_sync_old_nand<NARROW>): Remove.
1894 (*memory_barrier): Merge arm_output_memory_barrier.
1895 (atomic_compare_and_swap<QHSD>): New.
1896 (atomic_compare_and_swap<NARROW>_1): New.
1897 (atomic_compare_and_swap<SIDI>_1): New.
1898 (atomic_exchange<QHSD>): New.
1899 (cas_cmp_operand, cas_cmp_str): New.
1900 (atomic_op_operand, atomic_op_str): New.
1901 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
1902 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
1903 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
1904 (arm_load_exclusive<NARROW>): New.
1905 (arm_load_exclusivesi, arm_load_exclusivedi): New.
1906 (arm_store_exclusive<QHSD>): New.
1908 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1910 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
1911 reload patterns if -mvsx-scalar-memory.
1913 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
1914 generated, even -mno-vsx-scalar-double was used.
1915 (vsx_xscvdpsp_scalar): Likewise.
1916 (vsx_xscvspdp_scalar2): Likewise.
1918 2012-01-09 Tom de Vries <tom@codesourcery.com>
1919 Andrew Pinski <apinski@cavium.com>
1922 * reorg.c (fill_slots_from_thread): Don't speculate
1923 frame-related insns.
1925 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
1927 * sched-int.h (bb_note): Move to...
1928 * basic-block.h: ...here.
1929 * haifa-sched.c (bb_note): Move to...
1930 * cfgrtl.c: ...here.
1931 * function.c (next_block_for_reg): New function.
1932 (move_insn_for_shrink_wrap): Likewise.
1933 (prepare_shrink_wrap): Rewrite to use the above.
1935 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
1937 * gimple.c (is_gimple_non_addressable): Remove.
1938 * gimple.h: Remove is_gimple_non_addressable.
1939 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
1940 is_gimple_non_addressable.
1941 * trans-mem.c (expand_assign_tm): Same.
1943 2012-01-09 Richard Guenther <rguenther@suse.de>
1945 PR tree-optimization/51775
1946 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
1947 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
1949 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1951 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1953 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1955 2012-01-09 Richard Guenther <rguenther@suse.de>
1957 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
1959 2012-01-08 Jan Hubicka <jh@suse.cz>
1961 PR tree-optimize/51680
1962 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
1963 on when known_vals needs to be computed; cleanup.
1965 2012-01-08 Jan Hubicka <jh@suse.cz>
1967 PR tree-optimize/51694
1968 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
1970 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
1972 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
1973 for -std=c++98 and -std=c++11 too.
1975 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
1977 * cfgloop.c (cancel_loop): Add free() of bbs array.
1979 2012-01-07 Jan Hubicka <jh@suse.cz>
1981 PR tree-optimization/51600
1982 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
1983 that benefits small functions.
1985 2012-01-07 Jan Hubicka <jh@suse.cz>
1987 * ipa-inline.c (want_inline_small_function_p): Fix formating.
1989 2012-01-07 Jan Hubicka <jh@suse.cz>
1991 PR tree-optimization/51680
1992 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
1993 whose inlining reduce unit size.
1995 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
1998 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
1999 Add canonical node to containing_mem chain after the non-canonical
2000 one, even if there weren't any locs to propagate.
2001 (remove_useless_values): Keep only canonical values.
2002 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2003 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2004 canonicalize mem_chain elements that are not discarded.
2006 2012-01-06 Jakub Jelinek <jakub@redhat.com>
2009 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
2010 before emitting functions.
2012 PR gcov-profile/50127
2013 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
2014 clear_aux_for_blocks.
2016 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
2019 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
2021 2012-01-06 Arnaud Charlet <charlet@adacore.com>
2023 * c-decl.c (ext_block): Moved up.
2024 (collect_all_refs, for_each_global_decl): Take ext_block into account.
2026 2012-01-06 Han Shen <shenhan@google.com>
2028 Translate built-in include paths for sysroot.
2029 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
2030 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
2032 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
2033 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
2035 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
2036 control whether sysroot should be prepended to gxx include dir.
2038 * configure: Regenerate.
2040 2012-01-06 Torvald Riegel <triegel@redhat.com>
2042 PR rtl-optimization/51771
2043 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
2044 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
2046 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2048 PR tree-optimization/51315
2049 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
2050 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
2052 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
2055 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
2056 for shrp pattern. Correctly handle and fixup shift variable.
2057 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
2059 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2062 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
2063 note when !ACCUMULATE_OUTGOING_ARGS.
2065 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2067 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
2069 (extract_range_from_unary_expr_1): Avoid useless computations.
2071 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2073 PR rtl-optimization/51767
2074 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
2075 of jump_block and add an extra edge for degenerated asm gotos.
2078 * stmt.c (check_unique_operand_names): Don't ICE during error
2079 reporting if i is from labels chain.
2082 * profile.c (branch_prob): Split bbs that have exit edge
2083 and need a fake entry edge too.
2085 2012-01-05 Jan Hubicka <jh@suse.cz>
2088 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
2091 2012-01-05 Richard Guenther <rguenther@suse.de>
2094 * tree-streamer-out.c (write_ts_optimization): New function.
2095 (streamer_write_tree_body): Call it.
2096 * tree-streamer-in.c (lto_input_ts_optimization): New function.
2097 (streamer_read_tree_body): Call it.
2098 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
2100 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2103 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
2104 * gimplify.c (gimplify_cleanup_point_expr): Save and set
2105 in_cleanup_point_expr before gimplify_stmt call and restore it
2107 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
2108 in_cleanup_point_expr is false.
2110 2012-01-05 Richard Guenther <rguenther@suse.de>
2113 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
2115 * toplev.c (process_options): Reject combining mudflap and LTO.
2116 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2118 2012-01-05 Richard Guenther <rguenther@suse.de>
2120 PR tree-optimization/51760
2121 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
2123 (bit_value_unop): Handle UNDEFINED operands.
2124 (bit_value_binop): Likewise.
2126 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
2128 * config/avr/avr.c (avr_replace_prefix): Remove.
2129 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
2130 (avr_asm_function_rodata_section): Ditto.
2131 (avr_asm_select_section): Ditto.
2133 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
2135 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
2138 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2141 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
2142 calls that have any non-fake successor edges.
2145 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
2147 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
2149 PR tree-optimization/51624
2150 * tree-sra.c (build_ref_for_model): When replicating a chain of
2151 COMPONENT_REFs, stop as soon as the offset would become negative.
2153 2012-01-04 Jakub Jelinek <jakub@redhat.com>
2156 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
2157 in .debug_loc on the floor.
2159 2012-01-04 Andrew Pinski <apinski@cavium.com>
2161 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
2163 2012-01-04 Andrew Pinski <apinski@cavium.com>
2164 Adam Nemet <anemet@caviumnetworks.com>
2166 * config/mips/mips.md (size): Add SI and DI.
2167 (SIZE): New mode attribute.
2168 (U): New code attribute.
2169 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
2170 (mips_lbux_<mode>): Delete.
2171 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
2172 (mips_lhx): Use gen_mips_lhx_extsi.
2173 (mips_lhx_<mode>): Delete.
2175 (mips_l<size>x): New expand.
2176 (mips_lwx_<mode>): Delete.
2177 (mips_l<GPR:size>x_<P:mode>): New pattern.
2178 (*mips_lw<u>x_<P:mode>_ext): Likewise.
2179 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
2180 * config/mips/mips.c (mips_lx_address_p): New function.
2181 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
2182 (dsp64): New availability predicate.
2183 (mips_builtins): Add an entry for __builtin_mips_ldx.
2184 * config/mips/mips.h (ISA_HAS_LBX): New define.
2185 (ISA_HAS_LBUX): Likewise.
2186 (ISA_HAS_LHX): Likewise.
2187 (ISA_HAS_LHUX): Likewise.
2188 (ISA_HAS_LWX): Likewise.
2189 (ISA_HAS_LWUX): Likewise.
2190 (ISA_HAS_LDX): Likewise.
2191 * doc/extend.texi (__builtin_mips_ldx): Document.
2193 2012-01-04 Tristan Gingold <gingold@adacore.com>
2195 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
2196 when long pointers are used.
2197 * config.build (*-*-*vms*): Handle all OpenVMS targets.
2198 (alpha64-dec-*vms*, alpha*-dec-*vms*)
2199 (ia64-hp-*vms*): Remove.
2200 * config/vms/xm-vms64.h: Delete.
2202 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2205 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
2207 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2209 * opts.c (finish_options): Remove duplicate sorry.
2211 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2214 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
2217 2012-01-04 Richard Guenther <rguenther@suse.de>
2220 * tree.c (size_low_cst): New function.
2221 * tree.h (size_low_cst): Declare.
2222 * fold-const.c (fold_comparison): Use it to extract the low
2223 part of the POINTER_PLUS_EXPR offset.
2225 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
2227 Fix clearing ZERO_REG
2228 * config/avr/avr.md (cc): Add alternative "ldi".
2229 (movqi_insn): Use it in cc attribute.
2230 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
2231 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
2232 (output_reload_insisf): Use ZERO_REG to pre-clear register.
2234 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2236 * configure: Regenerate.
2238 2012-01-04 Richard Guenther <rguenther@suse.de>
2240 PR tree-optimization/49651
2241 * tree-ssa-structalias.c (type_can_have_subvars): New function.
2242 (var_can_have_subvars): Use it.
2243 (get_constraint_for_1): Only consider subfields if there can be any.
2245 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2248 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
2249 to its new canonical_cselib_val and the cselib_val was in
2250 first_containing_mem chain, but the canonical_cselib_val was not,
2251 add the latter into the chain.
2252 (cselib_invalidate_mem): Compare canonical_cselib_val of
2253 addr_list chain elt with v.
2256 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
2257 dwarf2out_undef): Allocate e.info using ggc_strdup instead
2259 (output_macinfo_op): Don't ggc_strdup fd->filename.
2260 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
2261 then ggc_strdup it. Don't free inc->info or cur->info.
2262 (output_macinfo): Don't free ref->info or file->info.
2264 2012-01-03 Ira Rosen <irar@il.ibm.com>
2266 PR tree-optimization/51269
2267 * tree-vect-loop-manip.c (set_prologue_iterations): Make
2268 first_niters a pointer.
2269 (slpeel_tree_peel_loop_to_edge): Likewise.
2270 (vect_do_peeling_for_loop_bound): Update call to
2271 slpeel_tree_peel_loop_to_edge.
2272 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
2273 here. Remove it from the parameters list.
2274 (vect_do_peeling_for_alignment): Update calls and compute
2277 2012-01-03 Richard Guenther <rguenther@suse.de>
2279 PR tree-optimization/51070
2280 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2281 Properly handle calls.
2283 2012-01-03 Richard Guenther <rguenther@suse.de>
2285 PR tree-optimization/51692
2286 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
2287 the LHS of allocation stmts.
2289 2012-01-03 Olivier Hainque <hainque@adacore.com>
2291 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
2293 2012-01-03 Olivier Hainque <hainque@adacore.com>
2295 * collect2.c (main): In AIX specific computations for vector
2296 insertions, use CONST_CAST2 to cast from char ** to const char **.
2298 2012-01-03 Richard Guenther <rguenther@suse.de>
2301 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
2302 the context of a limbo DIE when it does not already exist.
2304 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2306 PR tree-optimization/51719
2307 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
2308 but direct call is, clear direct call's lhs and don't add fallthrough
2309 edge from dcall_bb to join_bb and PHIs.
2311 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2313 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
2314 the instructions emitted by the pattern.
2315 ("*TDC_insn_<mode>"): Add comment.
2317 2012-01-03 Richard Guenther <rguenther@suse.de>
2320 * fold-const.c (fold_comparison): Properly canonicalize
2321 tree offset and HOST_WIDE_INT bit position.
2323 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
2325 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
2326 operands for extzv pattern.
2328 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2331 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
2334 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
2336 * doc/invoke.texi (-flto and related options): Copy-edit.
2338 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2340 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
2342 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2344 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
2347 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2349 * expr.h (move_by_pieces_ninsns): Declare.
2350 * expr.c (move_by_pieces_ninsns): Make external.
2351 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
2352 (mips_store_by_pieces_p): Likewise.
2353 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
2354 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
2355 * config/mips/mips.c (mips_move_by_pieces_p): New function.
2356 (mips_store_by_pieces_p): Likewise.
2358 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2360 * passes.c (register_one_dump_file): Free full_name.
2362 * reload1.c (reload): Don't allocate reg_max_ref_width here.
2363 (calculate_elim_costs_all_insns): Free offsets_at and
2364 offsets_known_at at the end and clear the pointers.
2366 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2368 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
2369 this option introduced in r180739.
2371 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2374 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
2375 (tmake_file target=avr): Add avr/t-multilib.
2377 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
2378 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
2379 * config/avr/genmultilib.awk: New file.
2380 * config/avr/t-multilib: New auto-generated file.
2381 * config/avr/multilib.h: New auto-generated file.
2382 * config/avr/t-avr (AVR_MCUS): New variable.
2383 (genopt.sh): Use it.
2384 (s-mlib): Depend on t-multilib.
2385 (t-multilib, multilib.h): New dependencies.
2386 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
2387 (MULTILIB_OPTIONS): Remove.
2388 (MULTILIB_MATCHES): Remove.
2389 (MULTILIB_DIRNAMES): Remove.
2390 (MULTILIB_EXCEPTIONS): Remove:
2391 * config/avr/genopt.sh: Don't use hard coded file name;
2392 pass AVR_MCUS from t-avr instead.
2394 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2396 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
2398 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2400 Implement light-weight DImode support.
2401 * config/avr/avr-dimode.md: New file.
2402 * config/avr/avr.md: Include it.
2403 (adjust_len): Add plus64, compare64.
2404 (HIDI): Remove code iterator.
2405 (code_stdname): New code attribute.
2406 (rotx, rotsmode): Remove DI.
2407 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
2409 * config/avr/avr-protos.h (avr_have_dimode): New.
2410 (avr_out_plus64, avr_out_compare64): New.
2411 * config/avr/avr.c (avr_out_compare): Handle DImode.
2412 (avr_have_dimode): New variable definition and initialization.
2413 (avr_out_compare64, avr_out_plus64): New functions.
2414 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
2415 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
2416 (avr_compare_pattern): Skip DImode comparisons.
2418 2012-01-02 Revital Eres <revital.eres@linaro.org>
2420 * ddg.c (def_has_ccmode_p): New function.
2421 (add_cross_iteration_register_deps,
2422 create_ddg_dep_from_intra_loop_link): Call it.
2424 2012-01-02 Richard Guenther <rguenther@suse.de>
2427 * invoke.texi (fassociative-math): Remove spurious paranthesis.
2429 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2431 * gcc.c (process_command): Update copyright notice dates.
2432 * gcov.c (print_version): Likewise.
2433 * gcov-dump.c (print_version): Likewise.
2434 * mips-tfile.c (main): Likewise.
2435 * mips-tdump.c (main): Likewise.
2437 2012-01-01 Ira Rosen <irar@il.ibm.com>
2439 PR tree-optimization/51704
2440 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
2441 a use is inside the basic block or loop before accessing its vect info.
2443 2012-01-01 Jan Hubicka <jhjh@suse.cz>
2445 PR rtl-optimization/51069
2446 * cfgloopmanip.c (remove_path): Removing path making irreducible
2447 region unconditional makes BB part of the region.
2449 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2451 PR tree-optimization/51683
2452 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
2453 calls with side-effects.
2454 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
2456 Copyright (C) 2012 Free Software Foundation, Inc.
2458 Copying and distribution of this file, with or without modification,
2459 are permitted in any medium without royalty provided the copyright
2460 notice and this notice are preserved.