1 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
3 * doc/extend.texi (AVR Built-in Functions): Remove doc for
4 __builtin_avr_map8, __builtin_avr_map16.
5 Document __builtin_avr_insert_bits.
7 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
8 (insert_bits): New insn.
9 (adjust_len.map_bits): Rename to insert_bits.
10 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
11 * avr-protos.h (avr_out_map_bits): Remove.
12 (avr_out_insert_bits, avr_has_nibble_0xf): New.
13 * config/avr/constraints.md (Cxf,C0f): New.
14 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
15 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
16 New built-in define __BUILTIN_AVR_INSERT_BITS.
17 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
18 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
19 (avr_move_bits): Rewrite.
20 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
22 (avr_map_op_t): New typedef.
23 (avr_map_op): New static variable.
24 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
25 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
26 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
27 (bdesc_3arg, avr_expand_triop_builtin): New.
28 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
29 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
30 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
31 (avr_map_equal_p, avr_map_sig_p): Remove.
32 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
33 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
34 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
35 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
36 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
37 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
39 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
41 * config/c6x/c6x.md (reserve_cycles): New attribute.
42 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
43 don't reserve functional units after the branch occurs.
45 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
48 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
49 functions into non-tm_pure functions.
51 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
54 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
55 (iterative_hash_canonical_type): Likewise.
56 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
59 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
61 * haifa-sched.c (prune_ready_list): Ensure that if there is a
62 sched-group insn, it either remains alone or the entire list is
65 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
67 * doc/install.texi (Prerequisites): Fix grammar.
68 (Configuration): Likewise.
70 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
72 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
73 MPC as part of GCC before describing configuring with --with-gmp etc.
74 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
77 2012-02-14 Jakub Jelinek <jakub@redhat.com>
80 * dwarf2out.c (clone_tree_hash): New function.
81 (copy_decls_walk): Use it instead of clone_tree.
83 2012-02-14 Richard Guenther <rguenther@suse.de>
85 PR tree-optimization/52244
86 PR tree-optimization/51528
87 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
88 replacements for integral types.
90 2012-02-14 Walter Lee <walt@tilera.com>
92 * config.gcc: Handle tilegx and tilepro.
93 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
95 Add HAVE_AS_TLS check for tilegx and tilepro.
96 * configure: Regenerate.
97 * doc/contrib.texi: Add Mat Hostetter and self.
98 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
99 Document instruction intrinsics and network accessing intrinsics.
100 (TILEPro Built-in Functions): New node. Document instruction
101 intrinsics and network accessing intrinsics.
102 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
103 (Specific, tilepro-*-linux*): Likewise.
104 * doc/invoke.texi (TILE-Gx Options): New section.
105 (TILEPro Options): New section.
106 * doc/md.texi (TILE-Gx): New section.
107 (TILEPro): New section.
108 * common/config/tilegx/tilegx-common.c: New file.
109 * common/config/tilepro/tilepro-common.c: New file.
110 * config/tilegx/constraints.md: New file.
111 * config/tilegx/linux.h: New file.
112 * config/tilegx/mul-tables.c: New file.
113 * config/tilegx/predicates.md: New file.
114 * config/tilegx/sync.md: New file.
115 * config/tilegx/t-tilegx: New file.
116 * config/tilegx/tilegx-builtins.h: New file.
117 * config/tilegx/tilegx-c.c: New file.
118 * config/tilegx/tilegx-generic.md: New file.
119 * config/tilegx/tilegx-modes.def: New file.
120 * config/tilegx/tilegx-multiply.h: New file.
121 * config/tilegx/tilegx-protos.h: New file.
122 * config/tilegx/tilegx.c: New file.
123 * config/tilegx/tilegx.h: New file.
124 * config/tilegx/tilegx.md: New file.
125 * config/tilegx/tilegx.opt: New file.
126 * config/tilepro/constraints.md: New file.
127 * config/tilepro/gen-mul-tables.cc: New file.
128 * config/tilepro/linux.h: New file.
129 * config/tilepro/mul-tables.c: New file.
130 * config/tilepro/predicates.md: New file.
131 * config/tilepro/t-tilepro: New file.
132 * config/tilepro/tilepro-builtins.h: New file.
133 * config/tilepro/tilepro-c.c: New file.
134 * config/tilepro/tilepro-generic.md: New file.
135 * config/tilepro/tilepro-modes.def: New file.
136 * config/tilepro/tilepro-multiply.h: New file.
137 * config/tilepro/tilepro-protos.h: New file.
138 * config/tilepro/tilepro.c: New file.
139 * config/tilepro/tilepro.h: New file.
140 * config/tilepro/tilepro.md: New file.
141 * config/tilepro/tilepro.opt: New file.
143 2012-02-14 Jakub Jelinek <jakub@redhat.com>
145 PR tree-optimization/52210
146 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
147 vect_model_simple_cost with two entry vect_def_type array instead
150 2012-02-14 Richard Guenther <rguenther@suse.de>
153 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
154 Do not stream DECL_QUALIFIER.
155 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
156 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
157 (find_decls_types_r): Do not walk DECL_QUALIFIER.
159 2012-02-14 Jakub Jelinek <jakub@redhat.com>
162 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
165 2012-02-13 Jakub Jelinek <jakub@redhat.com>
168 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
169 * cselib.c (cselib_subst_to_values_from_insn): New function.
170 * sched-deps.c (add_insn_mem_dependence,
171 sched_analyze_1, sched_analyze_2): Use it.
173 2012-02-13 Jan Hubicka <jh@suse.cz>
176 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
178 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
180 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
181 (GTM_SELF_SPECS): Define if not already defined.
182 (driver_self_specs): Add GTM_SELF_SPECS.
183 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
184 (GTM_SELF_SPECS): Define.
185 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
186 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
188 2012-02-13 Jakub Jelinek <jakub@redhat.com>
190 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
193 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is
197 * omp-low.c (expand_omp_for): If a static schedule without
198 chunk size has NULL region->cont, force fd.chunk_size to be
201 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
204 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
206 2012-02-13 Richard Guenther <rguenther@suse.de>
209 * passes.c (enable_disable_pass): Fix typo.
211 2012-02-13 Jakub Jelinek <jakub@redhat.com>
214 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
215 XOR for reduce_bit_field if type is unsigned.
217 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
219 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
220 disallow changes from SFmode to mode with different size in FP regs.
222 2012-02-12 Robert Millan <rmh@gnu.org>
223 Gerald Pfeifer <gerald@pfeifer.com>
225 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
228 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
230 PR rtl-optimization/52175
231 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
232 to frame-related instructions.
234 2012-02-10 Jason Merrill <jason@redhat.com>
237 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
238 (demangle_new_symbols): Fill it.
239 (scan_linker_output): Walk it.
240 (start_tweaking): Split out from scan_linker_output.
241 (maybe_tweak): Update sym->chosen.
242 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
244 2012-02-11 Jakub Jelinek <jakub@redhat.com>
247 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use
250 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
252 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
253 having the same mode as previous compare.
255 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
257 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
258 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
259 (nonlocal_goto_internal): Likewise.
260 (nonlocal_goto): Emit a use and an indirect jump directly.
262 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
265 * doc/extend.texi : Update comments for __atomic_compare_exchange and
266 __atomic_{is,always}_lock_free.
268 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
271 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
272 negative constant address for x32.
274 2012-02-10 Richard Henderson <rth@redhat.com>
276 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
277 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
278 for GIMPLE_TRANSACTION. Tidy if's into a switch.
280 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
281 Ira Rosen <irar@il.ibm.com>
283 PR tree-optimization/50031
284 * targhooks.c (default_builtin_vectorization_cost): Handle
286 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
287 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
288 all types of reduction and pattern statements.
289 (vect_estimate_min_profitable_iters): Likewise.
290 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
291 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
292 for explicit realigns.
293 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
294 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
296 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
297 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
298 vec_perm for VSX and handle vec_promote_demote.
300 2012-02-10 Jakub Jelinek <jakub@redhat.com>
303 * builtins.c (fold_builtin_atomic_always_lock_free,
304 expand_builtin_atomic_always_lock_free,
305 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
306 Return and/or test boolean_true_node/boolean_false_node instead of
307 integer_one_node/integer_zero_node.
309 2012-02-10 Jan Hubicka <jh@suse.cz>
312 * predict.c (predict_paths_for_bb): Prevent looping.
313 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
315 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
317 * config/arm/arm.c (output_move_double): In one case properly
318 count number of instructions that will be emitted.
320 2012-02-10 Richard Guenther <rguenther@suse.de>
323 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
325 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
328 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
330 2012-02-09 Jakub Jelinek <jakub@redhat.com>
333 * var-tracking.c (emit_note_insn_var_location): If
334 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
335 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
336 non-NOTE_DURING_CALL_P insn.
338 2012-02-09 Bin Cheng <bin.cheng@arm.com>
341 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
343 2012-02-08 Magnus Granberg <zorry@gentoo.org>
346 * gcc.c (switch_matches) Support switches with separated form,
349 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
351 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
354 * config/avr/avr.c (avr_addr_t): New typedef.
355 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
356 (avr_init_expanders): Initialize it.
357 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
359 (expand_epilogue): Ditto.
360 (avr_print_operand): Ditto.
361 (avr_file_start): Ditto.
362 (avr_emit_movmemhi): Ditto.
364 2012-02-08 Richard Guenther <rguenther@suse.de>
366 PR tree-optimization/46886
367 * tree-flow.h (do_while_loop_p): Declare.
368 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
369 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
371 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
373 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
374 always succeed for integers larger than a native word.
376 2012-02-08 Richard Guenther <rguenther@suse.de>
378 PR rtl-optimization/52170
379 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
380 properly handle integer vector modes.
382 2012-02-08 Jakub Jelinek <jakub@redhat.com>
384 PR gcov-profile/52150
385 * coverage.c: Include target.h.
386 (build_var): Call targetm.strip_name_encoding on the assembler name.
387 Change one _ into . or $ if the target allows it.
388 * Makefile.in (coverage.o): Depend on $(TARGET_H).
390 PR rtl-optimization/52139
391 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
392 is a BARRIER after emit_insn_after_noloc, move BB_END
393 to the last non-BARRIER insn before it.
395 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
398 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
399 (mips_gimplify_va_arg_expr): Call it instead of
400 std_gimplify_va_arg_expr.
402 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
404 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
405 message for -mno-pointers-to-nested-function.
407 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
410 * expr.c (get_inner_reference): If there is an offset, add a negative
411 bit position to it (if any).
413 2012-02-07 Jakub Jelinek <jakub@redhat.com>
415 PR rtl-optimization/52060
416 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
417 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
418 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
419 and/or i0src_copy2 when needed.
421 2012-02-07 Jakub Jelinek <jakub@redhat.com>
423 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
424 or LTOPLUGINSONAME if have_c.
426 * config/freebsd-spec.h: Add comment about what macros can be defined
428 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
429 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
432 2012-02-07 Richard Guenther <rguenther@suse.de>
434 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
435 newline in -alias dumps.
437 2012-02-07 Kai Tietz <ktietz@redhat.com>
438 Dave Korn <dave.korn.cygwin@gmail.com>
441 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
442 Take care that typinfo gets dllexport-attribute.
444 2012-02-07 Jakub Jelinek <jakub@redhat.com>
447 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
448 if modifier < EXPAND_SUM call force_operand on the result.
450 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
452 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
453 adding __forwarder_dst__ prefix if a forwarder_section attribute is
455 (epiphany_function_type): Replace types for specific interrupts with
456 EPIPHANY_FUNCTION_INTERRUPT.
457 (EPIPHANY_INTERRUPT_P): Update.
458 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
460 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
461 <disinterrupt>: Affects type identity.
462 (epiphany_handle_interrupt_attribute): Handle variable number of
464 (epiphany_compute_function_type): Update for new
465 epiphany_function_type definition.
466 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
467 handlers with a longcall forwarder.
468 (epiphany_start_function): Handle multiple interrupt arguments and/or
469 forwarder_section attribute.
471 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
474 2012-02-07 Alan Modra <amodra@gmail.com>
477 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
480 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
482 PR tree-optimization/50969
483 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
484 use vec_perm rather than vector_stmt.
485 (vect_model_load_cost): Likewise.
486 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
487 vec_perm to be the same as other vector statements.
488 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
489 cost of vec_perm for TARGET_VSX.
491 2012-02-06 Richard Guenther <rguenther@suse.de>
493 PR tree-optimization/52115
494 * tree-sra.c (access_has_replacements_p): New function.
495 (sra_modify_assign): Use it to decide whether a use is uninitialized.
497 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
500 * trans-mem.c (expand_call_tm): Add an assertion.
501 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
504 2012-02-06 Richard Guenther <rguenther@suse.de>
506 PR tree-optimization/50955
507 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
508 raise cost of expressions that replace an address with an
509 expression based on a different pointer.
511 2012-02-06 Jakub Jelinek <jakub@redhat.com>
514 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
515 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
517 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
520 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
521 -Weffc++ and specify guidelines come from second edition.
523 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
525 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
526 (sibcall_value_multiple_internal, call_split, call_internal_direct)
527 (call_direct_split, call_value_split, call_value_internal_direct)
528 (call_value_direct_split, call_value_multiple_split): Use jal and
529 jal_macro attributes.
531 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
533 * reload1.c (reload_regs_reach_end_p): Replace with...
534 (reload_reg_rtx_reaches_end_p): ...this function.
535 (new_spill_reg_store): Update commentary.
536 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
537 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
538 before setting new_spill_reg_store.
539 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
540 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
541 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
542 for non-spill reload registers.
544 2012-02-05 Ira Rosen <irar@il.ibm.com>
546 PR tree-optimization/52091
547 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
548 (vect_is_simple_use_1): Likewise.
549 * tree-vect-loop.c (vectorizable_reduction): Update calls
550 to vect_is_simple_use_1 and vect_is_simple_use.
551 (vectorizable_live_operation): Likewise.
552 * tree-vect-patterns.c (widened_name_p,
553 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
554 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
555 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
556 vectorizable_shift,vectorizable_operation, vectorizable_store,
557 vectorizable_load): Likewise.
558 (vect_is_simple_cond): Add an argument, pass it to
559 vect_is_simple_use_1.
560 (vectorizable_condition): Update calls to vect_is_simple_cond,
562 (vect_is_simple_use): Add an argument, the statement in which
563 OPERAND is used. Check that if OPERAND's def stmt is a double
564 reduction phi node, the use is a phi node too.
565 (vect_is_simple_use_1): Add an argument, pass it to
567 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
568 to vect_is_simple_use.
570 2012-02-04 Jakub Jelinek <jakub@redhat.com>
572 PR rtl-optimization/52095
573 * modulo-sched.c (dump_insn_locator): New function.
574 (loop_canon_p, sms_schedule): Use it.
576 PR rtl-optimization/52113
577 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
578 even for decomposable shift/zext insns.
580 2012-02-03 Jakub Jelinek <jakub@redhat.com>
581 Zdenek Dvorak <ook@ucw.cz>
583 PR rtl-optimization/52092
584 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
585 on get_iv_value result.
587 2012-02-02 Andrew Pinski <apinski@cavium.com>
591 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
593 2012-02-02 Jakub Jelinek <jakub@redhat.com>
596 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
598 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
600 PR rtl-optimization/49800
601 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
602 (sched_finish): Call regstat_free_n_sets_and_refs.
604 2012-02-02 Jia Liu <proljc@gmail.com>
606 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
609 2012-02-02 Jan Hubicka <jh@suse.cz>
610 Tom de Vries <tom@codesourcery.com>
613 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
614 * varpool.c (varpool_analyze_pending_decls): Likewise.
616 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
617 Jayant R Sonar <jayant.sonar@kpitcummins.com>
619 * config.gcc: Add cr16-* support.
621 * doc/extend.texi: Document cr16 extensions.
622 * doc/install.texi: Document cr16 install.
623 * doc/invoke.texi: Document cr16 options.
624 * doc/md.texi: Document cr16 constraints.
626 * common/config/cr16/cr16-common.c: New file.
627 * config/cr16/cr16.c: New file.
628 * config/cr16/cr16.h: New file.
629 * config/cr16/cr16.md: New file.
630 * config/cr16/cr16.opt: New file.
631 * config/cr16/cr16-protos.h: New file.
632 * config/cr16/predicates.md: New file.
633 * config/cr16/constraints.md: New file.
634 * config/cr16/t-cr16: New file.
636 2012-02-02 Jakub Jelinek <jakub@redhat.com>
639 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
640 that operands[2] is either immediate, or q_regs_operand.
642 PR tree-optimization/52073
643 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
644 a pattern stmt for pattern uses, ignore uses outside of the loop.
646 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
648 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
649 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
650 (OUT_AS1, OUT_AS2): Remove.
652 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
654 PR rtl-optimization/51374
655 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
656 to cross other volatile_refs_p insns.
658 2012-02-01 Richard Guenther <rguenther@suse.de>
660 * doc/invoke.texi (fno-inline): Clarify documentation.
661 (finline-small-functions): Likewise.
662 (finline-functions): Likewise.
663 * common.opt (finline): Adjust comment and documentation.
664 (finline-small-functions): Clarify documentation.
665 (finline-functions): Likewise.
666 (finline-functions-called-once): Likewise.
668 2012-02-01 Tristan Gingold <gingold@adacore.com>
670 * c-typeck.c (composite_type): Keep mode for pointers.
672 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
674 * function.h (regno_reg_rtx): Adjust comment.
675 * reginfo.c (init_reg_modes_target): Only use the previous mode
676 if it fits within one register. Remove MIPS comment.
678 2012-01-31 Jakub Jelinek <jakub@redhat.com>
681 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
683 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
685 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
688 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
690 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
692 2012-01-31 Jakub Jelinek <jakub@redhat.com>
697 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
699 2012-01-31 Richard Guenther <rguenther@suse.de>
701 PR tree-optimization/51528
702 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
705 2012-01-31 Jakub Jelinek <jakub@redhat.com>
710 * ree.c (add_removable_extension): Change def_map argument
711 to unsigned *, store in def_map 1 + offset into *insn_list vector
712 instead of pointers into the vector.
713 (find_removable_extensions): Adjust caller.
715 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
717 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
718 Transform all "* quoted-c-code" to { c-code }.
719 Remove redundant test for "optimize" in combine patterns.
720 Move (include "avr-dimode.md") to end of file.
722 2012-01-30 Bin Cheng <bin.cheng@arm.com>
725 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
726 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
728 2012-01-30 Richard Guenther <rguenther@suse.de>
730 PR tree-optimization/52028
731 * tree-loop-distribution.c (ldist_gen): Properly update
734 2012-01-30 Jakub Jelinek <jakub@redhat.com>
737 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
738 set_cur_line_info_table if not emitting debug info.
740 PR tree-optimization/52046
741 * tree-vect-patterns.c (check_bool_pattern): Give up if
742 a comparison could throw.
745 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
747 2012-01-30 Richard Guenther <rguenther@suse.de>
749 PR tree-optimization/52045
750 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
751 SSA form if cfgcleanup did anything.
753 2012-01-30 Richard Guenther <rguenther@suse.de>
755 PR tree-optimization/52045
756 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
757 before computing final todo.
759 2012-01-30 Richard Guenther <rguenther@suse.de>
761 PR tree-optimization/51528
762 * tree-sra.c (sra_modify_assign): Re-factor in preparation
765 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
767 * df-problems.c (df_kill_notes): Check that the use refers
768 to the note under examination.
770 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
773 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
774 parameter and use short-lived pseudos.
775 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
776 (sparc_expand_vector_init): Const-ify local variables and adjust
777 calls to above functions.
779 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
781 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
783 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
785 * doc/invoke.texi: Make usage of "compile time" and
786 "run time"/"runtime" consistent throughout the file.
788 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
790 * config/alpha/alpha.c (alpha_option_override): Default to
791 full IEEE compliance mode for Go language.
793 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
795 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
796 (LINK_SSP_SPEC): Define.
798 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
801 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
804 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
806 * doc/invoke.texi: Correct hyphenation of "floating point",
807 "double precision", and related terminology throughout the file.
809 2012-01-28 Jakub Jelinek <jakub@redhat.com>
812 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
813 arm_general_register_operand predicate for operand 2 instead of
816 2012-01-27 Ian Lance Taylor <iant@google.com>
819 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
820 * builtins.c (expand_builtin_init_trampoline): Add onstack
821 parameter. Change caller.
822 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
823 * tree.c (build_common_builtin_nodes): Declare
824 __builtin_init_heap_trampoline.
826 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
828 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
829 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
830 * config/avr/avr.c: Ditto.
831 (avr_regnames): Remove because unused.
832 * config/avr/avr.md (*cpse.ne): New peephole.
833 (*cpse.eq): New peephole from former cpse peepholes.
835 2012-01-27 Michael Eager <eager@eagercon.com>
837 * config/microblaze.c (microblaze_emit_compare): Correct
838 test after pcmp instruction.
840 2012-01-27 Richard Guenther <rguenther@suse.de>
842 PR tree-optimization/52020
843 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
845 2012-01-27 Richard Guenther <rguenther@suse.de>
847 * ipa-pure-const.c (check_stmt): Clobbers do not make a
848 function non-const/pure.
850 2012-01-27 Richard Guenther <rguenther@suse.de>
852 PR tree-optimization/50444
853 * tree-sra.c (build_ref_for_offset): Properly adjust the
854 MEM_REF type for unaligned accesses.
856 2012-01-27 Richard Guenther <rguenther@suse.de>
858 PR tree-optimization/50444
859 * expr.c (mem_ref_refers_to_non_mem_p): New function.
860 (expand_assignment): Use it. Properly handle misaligned
861 bases when expanding stores to component references.
862 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
865 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
868 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
869 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
870 * tree-data-ref.c (find_data_references_in_loop): Make static.
871 (compute_all_dependences): Change return type to bool. Bail out
872 for too many datarefs in a loop. Move the hunk resetting the data
873 dependences vector from ...
874 (compute_data_dependences_for_loop): ... here. Account for
875 compute_all_dependences returning false.
876 (compute_data_dependences_for_bb): Likewise.
877 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
878 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
880 2012-01-27 Richard Guenther <rguenther@suse.de>
883 * expr.c (store_field): Use the alias-set of the scratch memory
886 2012-01-27 Tom de Vries <tom@codesourcery.com>
888 PR tree-optimization/51990
889 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
891 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
893 2012-01-27 Jakub Jelinek <jakub@redhat.com>
896 * var-tracking.c (reverse_op): Don't add any reverse operation
897 if V already has any constant locations.
899 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
901 * doc/invoke.texi: Correct usage of "command line" (noun)
902 vs "command-line" (adjective) throughout.
904 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
906 * doc/invoke.texi (Language Independent Options): Move
907 -Wcoverage-mismatch blurb from here....
908 (Warning Options): ...to here.
910 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
912 * config/rs6000/rs6000.c (rs6000_option_override_internal):
913 Set rs6000_always_hint to false for 476.
915 2012-01-27 Matthias Klose <doko@ubuntu.com>
917 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
919 * incpath.c (add_standard_paths): Likewise.
921 2012-01-27 Richard Henderson <rth@redhat.com>
923 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
924 * config/m68k/sync.md (atomic_test_and_set): Rename from
925 sync_test_and_setqi and adjust the operands.
926 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
927 and unconditionally enable.
929 2012-01-27 Richard Henderson <rth@redhat.com>
931 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
932 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
933 (ldstub): Rename from ldstubqi.
934 (ldstub<I24MODE>): Remove.
936 2012-01-27 Richard Henderson <rth@redhat.com>
938 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
939 * c-cppbuiltin.c (cpp_atomic_builtins): Define
940 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
941 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
942 * doc/tm.texi: Rebuild.
944 2012-01-27 Richard Henderson <rth@redhat.com>
946 * optabs.c (gen_atomic_test_and_set): Remove default.
947 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
949 2012-01-26 Jakub Jelinek <jakub@redhat.com>
951 PR rtl-optimization/51978
952 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
953 (combine_reaching_defs): Likewise.
954 (struct re_info): Remove.
955 (add_removable_extension): Remove x and data arguments,
956 add insn, insn_list and def_map. Use the arguments directly
957 instead of using struct re_info.
958 (find_removable_extensions): Don't call add_removable_extension
959 through note_stores, instead just call it with single_set
961 (find_and_remove_re): Pass curr_cand->expr instead of
962 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
964 2012-01-26 Michael Matz <matz@suse.de>
966 PR tree-optimization/46590
967 * cfgexpand.c: Revert last change (r183305).
968 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
970 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
971 checking for emptiness.
973 2012-01-26 Jakub Jelinek <jakub@redhat.com>
976 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
977 non-addressable non-BLKmode base correctly.
979 2012-01-26 Michael Matz <matz@suse.de>
981 PR tree-optimization/48794
982 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
983 regions referenced from RESX/EH_DISPATCH.
985 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
987 * config/s390/s390.h: Make BRANCH_COST an option.
988 * config/s390/s390.opt: New option -mbranch-cost.
990 2012-01-26 Richard Henderson <rth@redhat.com>
992 Revert 2012-01-24 change:
993 * trans-mem.c (requires_barrier): Do not instrument thread local
994 variables and emit save/restore for them.
996 2012-01-25 Jakub Jelinek <jakub@redhat.com>
999 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1002 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
1004 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1007 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
1010 Rename __pgm to __flash.
1011 Rename __pgm1 to __flash1.
1012 Rename __pgm2 to __flash2.
1013 Rename __pgm3 to __flash3.
1014 Rename __pgm4 to __flash4.
1015 Rename __pgm5 to __flash5.
1016 Rename __pgmx to __memx.
1017 * doc/extend.texi (AVR Named Address Spaces)
1018 Rename address space names as indicated above.
1019 * config/avr/avr.c (avr_addrspace): Ditto.
1021 * config/avr/avr-protos.h
1022 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
1023 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
1024 * config/avr/predicates.md: Ditto.
1025 * config/avr/avr.c Ditto, and
1026 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
1027 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
1029 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
1030 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
1031 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
1032 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
1033 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
1034 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
1035 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
1036 * config/avr/avr.c: Ditto.
1037 * config/avr/avr.md: Ditto.
1039 2012-01-25 Jason Merrill <jason@redhat.com>
1042 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
1044 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1046 PR tree-optimization/51987
1047 * tree-data-ref.c (get_references_in_stmt): Handle references in
1048 non-volatile GIMPLE_ASM.
1050 2012-01-25 Richard Guenther <rguenther@suse.de>
1052 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
1053 bases are dereferenced.
1055 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1057 PR rtl-optimization/48374
1058 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
1060 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1062 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
1063 compute_data_dependences_for_loop returns false.
1064 * tree-parloops.c (loop_parallel_p): Likewise.
1066 2012-01-25 Richard Guenther <rguenther@suse.de>
1068 * tree.h (get_pointer_alignment_1): Declare.
1069 * builtins.c (get_pointer_alignment_1): New function.
1070 (get_pointer_alignment): Use it.
1072 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1074 PR rtl-optimization/48308
1075 * combine.c (enum undo_kind): Add UNDO_LINKS.
1076 (struct undo): Add member l to other_contents and where.
1077 (do_SUBST_LINK): New.
1079 (try_combine): Handle LOG_LINKS for the dummy i1 case.
1080 (undo_all): Handle UNDO_LINKS.
1082 2012-01-25 Richard Henderson <rth@redhat.com>
1084 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
1087 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1089 * optabs.c (gen_atomic_test_and_set): Use each argument.
1091 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1093 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
1094 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
1095 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
1096 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
1097 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
1098 TARGET_PAIRED_SINGLE_FLOAT.
1100 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1102 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1103 (in_struct, return_val): Remove MEM documentation.
1104 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
1105 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1106 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
1108 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1109 * cfgexpand.c (add_alias_set_conflicts): Likewise.
1110 * expr.c (store_field): Likewise.
1111 * function.c (assign_stack_temp_for_type): Likewise.
1112 * ifcvt.c (noce_try_cmove_arith): Likewise.
1113 * reload1.c (reload): Likewise.
1114 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
1115 (alpha_set_memflags): Likewise.
1116 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
1118 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1120 * rtl.h (true_dependence, canon_true_dependence): Remove varies
1122 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
1123 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
1124 (true_dependence_1, true_dependence, canon_true_dependence): Remove
1126 * cselib.c (cselib_rtx_varies_p): Delete.
1127 (cselib_invalidate_mem): Update call to canon_true_dependence.
1128 * dse.c (record_store, check_mem_read_rtx): Likewise.
1129 (scan_reads_nospill): Likewise.
1130 * cse.c (check_dependence): Likewise.
1131 (cse_rtx_varies_p): Delete.
1132 * expr.c (safe_from_p): Update call to true_dependence.
1133 * ira.c (validate_equiv_mem_from_store): Likewise.
1134 (memref_referenced_p): Likewise.
1135 * postreload-gcse.c (find_mem_conflicts): Likewise.
1136 * sched-deps.c (sched_analyze_2): Likewise.
1137 * store-motion.c (load_kills_store): Likewise.
1138 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
1139 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1140 (compute_transp): Update call to canon_true_dependence.
1142 2012-01-25 Richard Henderson <rth@redhat.com>
1144 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
1145 (maybe_emit_atomic_test_and_set): New.
1146 (expand_sync_lock_test_and_set): Use it.
1147 (expand_atomic_test_and_set): Likewise.
1148 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
1149 the implementation; clarify implementation defined details.
1150 * doc/md.texi (atomic_test_and_set): Document.
1152 2012-01-25 Richard Henderson <rth@redhat.com>
1154 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
1156 2012-01-25 Richard Henderson <rth@redhat.com>
1159 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
1160 to effect no-op split.
1162 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1165 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
1166 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
1167 (BT_FN_VOID_PTR_INT_SIZE): New.
1168 (BT_FN_UINT_UINT_VAR): Remove.
1169 (BT_FN_UINT32_UINT32_VAR): New.
1170 (BT_FN_DOUBLE_VPTR): Remove.
1171 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
1173 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
1174 (_ITM_changeTransactionMode): Same.
1175 (_ITM_memmoveRtWt): Change return type to void.
1176 (_ITM_memcpyRtWt): Same.
1177 (_ITM_memsetW): Same.
1178 (_ITM_RaRD): Change types to double.
1183 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
1185 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1186 Patrick Marlier <patrick.marlier@gmail.com>
1188 * trans-mem.c (requires_barrier): Do not instrument thread local
1189 variables and emit save/restore for them.
1191 2012-01-24 Jason Merrill <jason@redhat.com>
1194 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
1195 output static aliases.
1197 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1200 * common.opt (-pie, -shared, pie, shared): Change from Common to
1202 * gcc.c (display_help): Display help for -pie and -shared.
1204 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
1207 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
1208 Remove note on size/offset limitation.
1209 (AVR Variable Attributes): Add example how to read data located
1210 with progmem. Refer to named address spaces.
1211 * doc/invoke.texi (AVR Options): Fix typo.
1213 2012-01-24 Richard Guenther <rguenther@suse.de>
1215 Forward-port to trunk
1216 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1219 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1220 op0 isn't sufficiently aligned and there is movmisalignM
1221 insn for mode, use it to load op0 into a temporary register.
1223 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1226 * target.def (const_not_ok_for_debug_p): New hook.
1227 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
1229 * doc/tm.texi: Regenerated.
1230 * dwarf2out.c (const_ok_for_output_1): If
1231 targetm.const_not_ok_for_debug_p returns true, fail.
1232 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
1234 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
1236 2012-01-23 Kai Tietz <ktietz@redhat.com>
1239 * config/i386/predicates.md (symbolic_operand): Allow
1240 UNSPEC_PCREL as PIC expression for lea.
1241 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
1242 * config/i386/i386.c (ix86_delegitimize_address): Handle
1243 UNSPEC_PCREL for none-MEM, too.
1245 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1247 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
1248 (ipa_tm_create_version_alias): Same.
1250 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
1253 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
1254 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
1256 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1257 Patrick Marlier <patrick.marlier@gmail.com>
1258 Iain Sandoe <developer@sandoe-acoustics.co.uk>
1261 * lto-wrapper.c (run_gcc): Pass the LTO section name to
1262 simple_object_start_read.
1264 2012-01-23 Richard Guenther <rguenther@suse.de>
1267 PR tree-optimization/51895
1268 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
1269 parameter decomposition into BLKmode components.
1271 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
1273 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
1274 fake variables for restrict-qualified pointers whose pointed-to type
1275 contains a placeholder.
1277 2012-01-23 Richard Guenther <rguenther@suse.de>
1279 PR tree-optimization/51949
1280 * ipa-split.c (execute_split_functions): Do not split malloc functions.
1282 2012-01-23 Jakub Jelinek <jakub@redhat.com>
1284 PR rtl-optimization/51933
1285 * ree.c (transform_ifelse): Return true right away if dstreg is
1286 already wider or equal to cand->mode.
1287 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
1288 (make_defs_and_copies_lists): Remove defs_list and copies_list
1289 arguments, add state argument, just truncate state->work_list
1290 instead of always allocating and freeing the vector. Assert that
1291 get_defs succeeds instead of returning 2. Changed return type to bool.
1292 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
1293 have ext_src_mode, see if it has been modified already with the
1294 right kind of extension and has been extended before from the
1295 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
1296 just return true. Remember the original mode in state->modified array.
1297 (combine_reaching_defs): Add state argument. Don't allocate and
1298 free here def_list, copied_list and vec vectors, instead just
1299 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
1300 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
1301 Add state variable, clear vectors in it, initialize state.modified
1302 if needed. Free all the vectors at the end and state.modified too.
1303 Don't skip a candidate if the extension expression has been modified.
1305 2012-01-22 Douglas B Rupp <rupp@gnat.com>
1308 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
1309 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
1310 (extra_options) interix.opt -> i386/interix.opt"
1311 (extra_objs):Add winnt-stubs.o
1312 * configure.ac: Add interix to target_os .comm on PE check.
1313 * configure: Regenerate.
1314 * config/interix3.h: Delete and move bits to..
1315 * config/interix.h: Delete and move bits to..
1316 * config/i386/i386-interix3.h: Delete and move bits to..
1317 * config/i386/i386-interix.h: ..here.
1318 (TARGET_CPU_DEFAULT): Remove redefinition.
1319 (TARGET_ASM_CONSTRUCTOR): Undefine.
1320 (SUBTARGET_SWITCHES): Define for ms-bitfields.
1321 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
1322 (PTRDIFF_TYPE): Define.
1323 (LONG_DOUBLE_TYPE_SIZE): Define.
1324 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
1325 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1326 (TARGET_SECTION_TYPE_FLAGS): Define.
1327 (ASM_DECLARE_FUNCTION_NAME): Define.
1328 (ASM_OUTPUT_EXTERNAL): Define.
1329 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
1330 (ASM_OUTPUT_ALIGNED_BSS): Define.
1331 (PCC_BITFIELD_TYPE_MATTERS): Define.
1332 (USE_CONST_SECTION): Define.
1333 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
1334 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1335 (SUPPORTS_ONE_ONLY): Remove.
1336 (I386_PE_STRIP_ENCODING): Define.
1337 * config/interix.opt: Delete and move bits to..
1338 * config/i386/interix.opt: ..here. New.
1339 (mpe-aligned-commons): Add.
1340 * config/i386/t-interix: Add copyright header.
1341 (winnt-stubs.o): Add rule.
1343 2012-01-22 Jason Merrill <jason@redhat.com>
1346 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
1347 for extra name aliases.
1349 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
1351 PR rtl-optimization/51924
1352 * ree.c (combine_set_extension): Improve debugging message.
1353 (combine_reaching_defs): Likewise.
1354 (get_defs): Rename confusingly named variable.
1355 (find_and_remove_re): Skip a candidate if the extension expression has
1358 2012-01-21 Robert Millan <rmh@gnu.org>
1359 Gerald Pfeifer <gerald@pfeifer.com>
1361 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
1362 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
1364 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1366 PR tree-optimization/51914
1367 * tree-vect-stmts.c (vectorizable_conversion): For
1368 cvt_type && modifier == WIDEN, put temporary with cvt_type
1369 at the beginning of vec_dsts and set vec_dest to temporary
1372 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
1374 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
1376 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
1378 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
1379 * config/rs6000/rs6000.c: Likewise.
1381 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1384 * config/arm/arm.c (arm_count_output_move_double_insns): Call
1385 output_move_double on a copy of operands array.
1387 2012-01-20 Cary Coutant <ccoutant@google.com>
1388 Dodji Seketeli <dodji@redhat.com>
1391 * dwarf2out.c (copy_declaration_context): Return ref to parent
1392 of declaration DIE, if necessary.
1393 (remove_child_or_replace_with_skeleton): Add new parameter; update
1394 caller. Place skeleton DIE under parent DIE of original declaration.
1395 Move call to copy_declaration_context to here ...
1396 (break_out_comdat_types): ... from here.
1398 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1400 PR rtl-optimization/51856
1401 * reload.c (find_reloads_subreg_address): Set the address_reloaded
1404 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1407 * config/arm/arm.c (arm_print_operand): Correct output of alignment
1408 hints for neon loads and stores.
1410 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
1414 * doc/extend.texi (Named Address Spaces): Split into subsections.
1415 (AVR Named Address Spaces): New subsection.
1416 (M32C Named Address Spaces): New subsection.
1417 (RL78 Named Address Spaces): New subsection.
1418 (SPU Named Address Spaces): New subsection.
1419 (Variable Attributes): New anchor "AVR Variable Attributes".
1420 (AVR Variable Attributes): Rewrite and avoid wording
1421 "address space" in this context.
1422 * doc/invoke.texi (AVR Options): Rewrite and add documentation
1423 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
1424 (AVR Built-in Macros): New subsubsection therein.
1425 * doc/md.texi (AVR constraints): Remove "C04", "R".
1427 2012-01-20 Richard Guenther <rguenther@suse.de>
1429 PR tree-optimization/51903
1430 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
1431 when removing stmts.
1433 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1436 * config/arm/arm.c (arm_load_pic_register): Use
1437 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
1438 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
1439 (arm_pic_static_addr): Likewise.
1440 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
1441 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
1442 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
1443 (pic_load_addr_unified): New.
1445 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
1448 * function.c (instantiate_virtual_regs_in_insn): Use
1449 delete_insn_and_edges when removing a wrong asm insn.
1451 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
1453 PR rtl-optimization/40761
1454 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
1455 Add new member loop_num.
1456 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
1457 (ira_build): Remove the parameter.
1459 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
1460 (ira.c): Do not build CFG loops for one region allocation. Remove
1461 argument from ira_build call.
1463 * ira-build.c (init_loop_tree_node): New function.
1464 (create_loop_tree_nodes): Use it. Separate the case when CFG
1465 loops are not built.
1466 (more_one_region_p): Check current_loops.
1467 (finish_loop_tree_nodes): Separate the case when CFG loops are not
1469 (add_loop_to_tree): Process loop equal to NULL too.
1470 (form_loop_tree): Separate the case when CFG loops are not built.
1471 Use explicitly number for the root.
1472 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
1474 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
1475 instead of loop->num.
1476 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
1477 (mark_all_loops_for_removal): Ditto.
1478 (remove_unnecessary_regions): Separate the case when CFG loops
1480 (ira_build): Remove the parameter. Use explicit number of regions
1481 when CFG loops are not built.
1483 * ira-color.c (print_loop_title): Separate the case for the root node.
1484 Use loop_num instead of loop->num.
1485 (move_spill_restore): Use loop_num instead of loop->num.
1487 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
1488 (change_loop): Ditto.
1489 (change_loop): Use loop_num instead of loop->num.
1491 * ira-lives.c (process_bb_node_lives): Ditto.
1493 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
1495 * ira-conflicts.c (print_allocno_conflicts): Ditto.
1497 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1500 * tree-mudflap.c (mf_artificial): New function.
1501 (execute_mudflap_function_ops, execute_mudflap_function_decls,
1502 mx_register_decls, mudflap_enqueue_decl): Use it.
1505 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
1506 numbers in the insn pattern.
1508 2012-01-19 Michael Matz <matz@suse.de>
1510 PR tree-optimization/46590
1511 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
1512 use it in remembering which conflicts we already created.
1513 (add_scope_conflicts): Adjust call to above, (de)allocate helper
1516 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
1519 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
1520 (merge_and_complain): Same.
1522 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1525 * config/initfini-array.h: Guard content of the header
1526 with #ifdef HAVE_INITFINI_ARRAY.
1527 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
1528 Add initfini-array.h to tm_file here.
1529 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
1530 * config.gcc: Don't add initfini-array.h to tm_file here.
1531 * configure: Regenerated.
1533 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
1535 PR rtl-optimization/51505
1536 * df-problems.c (df_kill_notes): New parameter live. Update comment.
1537 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
1538 (df_note_bb_compute): Update the call to df_kill_notes.
1540 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
1542 * trans-mem.c (requires_barrier): Remove call to is_global_var.
1544 2012-01-18 Richard Guenther <rguenther@suse.de>
1546 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
1547 of conversions to void *.
1549 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1550 Richard Sandiford <rdsandiford@googlemail.com>
1554 * optabs.h (simplify_expand_binop): Declare.
1555 * optabs.c (simplify_expand_binop): Make global.
1556 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
1557 endian targets if the source cannot be exactly covered by word
1560 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1563 * hard-reg-set.h (struct hard_reg_set_container): New type.
1564 * target.h (struct hard_reg_set_container): Forward declare.
1565 * target.def (set_up_by_prologue): New target hook.
1566 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
1567 * doc/tm.texi: Regenerated.
1568 * function.c (thread_prologue_and_epilogue_insns): Change
1569 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
1570 Call targetm.set_up_by_prologue on it.
1571 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
1572 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
1574 2012-01-17 Nick Clifton <nickc@redhat.com>
1576 * config/rx/rx.c (rx_can_use_simple_return): New function.
1577 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
1578 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
1580 2012-01-17 Richard Guenther <rguenther@suse.de>
1583 * expr.c (expand_assignment): Take address-space information
1584 from the address operand of MEM_REF and TARGET_MEM_REF.
1585 (expand_expr_real_1): Likewise.
1587 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1589 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
1590 reload dump is requested.
1592 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
1595 * trans-mem.c (requires_barrier): Call may_be_aliased.
1597 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1599 PR tree-optimization/51877
1600 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
1601 call arguments and fndecls compare equal, instead return false if they
1602 don't. Return true only if lhs1 and lhs2 are either both NULL, or
1603 both SSA_NAMEs that are valueized the same, or they satisfy
1606 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1608 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
1610 * configure: Regenerate.
1612 2012-01-16 Jan Hubicka <jh@suse.cz>
1616 * convert.c (convert_to_integer): Use fold_convert for
1617 converting an INTEGER_CST to integer type.
1619 2012-01-16 Jason Merrill <jason@redhat.com>
1622 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
1624 2012-01-16 Jakub Jelinek <jakub@redhat.com>
1627 * config/s390/s390.c (s390_chunkify_start): Don't skip
1628 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
1629 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
1630 If insn is followed by NOTE_INSN_VAR_LOCATION or
1631 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
1632 Don't use location of note insns.
1634 PR tree-optimization/51865
1635 * tree-inline.c (tree_function_versioning): Call remap_decl
1636 on DECL_RESULT whenever it has VOID_TYPE_P type.
1638 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
1640 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
1641 for calls to locally-binding MIPS16 functions if only the return
1642 type uses float regs.
1644 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
1645 Richard Sandiford <rdsandiford@googlemail.com>
1647 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
1648 (SYMBOL_32_HIGH): Likewise.
1649 (mips_output_tls_reloc_directive): Declare.
1650 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
1651 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
1652 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
1653 (mips_lo_relocs, mips_hi_relocs): Make extern.
1654 (mips16_stub_function): Move up file.
1655 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
1656 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
1657 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
1658 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
1659 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
1660 (mips_get_tp): Add MIPS16 support.
1661 (mips_legitimize_tls_address): Remove MIPS16 sorry().
1662 Generalize DTPREL and TPREL handling.
1663 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
1664 Add MIPS16 TLS support.
1665 (mips_output_tls_reloc_directive): New function.
1666 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
1667 * config/mips/predicates.md (symbolic_operand_with_high)
1668 (tls_reloc_operand): New predicates.
1669 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
1670 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
1671 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
1672 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
1673 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
1674 (*tls_get_tp_mips16_call_<mode>): Likewise.
1676 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
1678 PR rtl-optimization/51821
1679 * recog.c (peep2_find_free_register): Determine clobbered registers
1682 2012-01-14 Denis Chertykov <chertykov@gmail.com>
1685 * config/avr/avr-protos.h: Revert change of 2012-01-09.
1686 * config/avr/avr.c: Likewise.
1687 * config/avr/avr.h: Likewise.
1689 2012-01-13 Ian Lance Taylor <iant@google.com>
1692 * tree.h (TYPE_QUALS): Add cast to int.
1693 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
1695 2012-01-13 Ian Lance Taylor <iant@google.com>
1697 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
1698 comparing param_index to VEC_length result.
1700 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
1702 * c-decl.c: Do not include tree-mudflap.h
1703 * tree-optimize.c: Likewise.
1704 * Makefile.in: Update dependencies.
1706 2012-01-13 Richard Guenther <rguenther@suse.de>
1709 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
1710 variable-sized result always use RSO.
1712 2012-01-12 DJ Delorie <dj@redhat.com>
1714 * cfgexpand.c (convert_debug_memory_address): Allow any valid
1715 pointer type, not just the default pointer type.
1717 2012-01-09 Richard Henderson <rth@redhat.com>
1718 Denis Chertykov <chertykov@gmail.com>
1721 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
1722 * config/avr/avr.c (avr_can_eliminate): Simplify.
1723 (avr_initial_elimination_offset): Likewise.
1724 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
1725 (expand_epilogue): Likewise.
1726 (avr_legitimize_address): Gut.
1727 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
1728 (avr_hard_regno_nregs): New.
1729 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
1730 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
1731 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
1732 add soft frame pointer.
1733 (CALL_USED_REGISTERS): Likewise.
1734 (REG_CLASS_CONTENTS): Likewise.
1735 (REGISTER_NAMES): Likewise.
1736 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
1737 (HARD_FRAME_POINTER_REGNUM): New.
1738 (FRAME_POINTER_REGNUM): Use soft frame pointer.
1739 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
1740 remove the HARD_FRAME_POINTER self-elimination.
1742 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
1745 * config/avr/avr.c (avr_encode_section_info): Test for absence of
1746 DECL_EXTERNAL when checking for initializers of progmem variables.
1748 2012-01-12 Ira Rosen <irar@il.ibm.com>
1750 PR tree-optimization/51799
1751 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
1752 that the last operation is a type demotion.
1754 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
1756 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
1757 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
1759 2012-01-11 Jakub Jelinek <jakub@redhat.com>
1762 * combine.c (distribute_notes): If i3 is a noreturn call,
1763 allow old_size to be equal to args_size and make sure the
1764 noreturn call gets REG_ARGS_SIZE note.
1765 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
1766 on noreturn calls even when the delta is 0.
1768 2012-01-11 Nathan Sidwell <nathan@acm.org>
1770 * gcov.c (STRING_SIZE): Remove.
1771 (generate_results): Erase annotations for source files with no
1772 coverage information.
1774 (output_lines): Use it.
1776 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1778 * gimple.h (gimplify_body): Remove first argument.
1779 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
1780 pointer set here, instead just pass DATA to walk_tree.
1781 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
1782 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
1783 (unvisit_body): Likewise, but with unmark_visited.
1784 (gimplify_body): Remove BODY_P argument and adjust.
1785 (gimplify_function_tree): Adjust call to gimplify_body.
1786 * omp-low.c (finalize_task_copyfn): Likewise.
1788 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
1790 * tree.h (build_function_decl_skip_args): Add boolean parameter.
1791 (build_function_type_skip_args): Delete.
1792 * tree.c (build_function_type_skip_args): Make static and add
1793 SKIP_RETURN parameter. Fix thinko in the handling of variants.
1794 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
1795 pass it to build_function_type_skip_args.
1796 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
1797 (tree_function_versioning): Likewise.
1798 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
1799 build_function_decl_skip_args.
1800 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
1801 and pass it to build_function_decl_skip_args/tree_function_versioning.
1802 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
1803 * ipa-inline-transform.c (save_inline_function_body): Likewise.
1804 * trans-mem.c (ipa_tm_create_version): Likewise.
1805 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
1806 * tree-inline.c (declare_return_variable): Remove always-true test.
1807 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
1808 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
1809 * ipa-split.c (split_function): Skip the return value for the split
1810 part if it doesn't return.
1812 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1814 PR tree-optimization/49642
1815 * ipa-split.c (forbidden_dominators): New variable.
1816 (check_forbidden_calls): New function.
1817 (dominated_by_forbidden): Likewise.
1818 (consider_split): Check for forbidden dominators.
1819 (execute_split_functions): Initialize and free forbidden
1820 dominators info; call check_forbidden_calls.
1822 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1824 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
1826 2012-01-11 Nick Clifton <nickc@redhat.com>
1828 * config/rx/rx.md (return): Define pattern.
1830 2012-01-11 Richard Guenther <rguenther@suse.de>
1832 * doc/extend.texi (malloc attribute): Adjust according to
1835 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
1836 Patrick Marlier <patrick.marlier@gmail.com>
1839 * trans-mem.c (get_cg_data): Traverse aliases if requested.
1840 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
1841 (ipa_tm_note_irrevocable): Same.
1842 (ipa_tm_scan_irr_block): Same.
1843 (ipa_tm_decrement_clone_counts): Same.
1844 (ipa_tm_scan_irr_function): Same.
1845 (ipa_tm_create_version_alias): Same.
1846 (ipa_tm_create_version): Same.
1847 (ipa_tm_transform_calls_redirect): Same.
1848 (ipa_tm_transform_calls): Same.
1849 (ipa_tm_transform_transaction): Same.
1850 (ipa_tm_execute): Same.
1852 2012-01-10 Richard Guenther <rguenther@suse.de>
1855 * opts.c (common_handle_option): Handle -Werror.
1857 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
1859 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
1862 2012-01-10 Jason Merrill <jason@redhat.com>
1864 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
1867 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1869 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
1870 supports R_386_TLS_GD_PLT reloc.
1871 (gcc_cv_as_ix86_tlsldmplt): Check if linker
1872 supports R_386_TLS_LDM_PLT reloc.
1873 * configure: Regenerate.
1874 * config.in: Regenerate.
1876 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
1879 Extend __pgmx semantics to linearize memory.
1880 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
1881 determine if code comes inline or from libgcc.
1882 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
1883 (movmem_qi, movmem_qi): Set constraint #2 to "n".
1884 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
1885 (movmemx_qi, movmemx_hi): New insns.
1886 (xload_<mode>_libgcc): Rewrite to new insn condition.
1887 (xload_<mode>): Remove insns.
1888 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
1889 cases that don't satisfy avr_xload_libgcc_p().
1890 (avr_addr_space_convert): Allow converting in any direction.
1891 (avr_addr_space_subset_p): Return always true.
1892 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
1893 (avr_emit_movmemhi): Ditto.
1894 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
1895 (avr_out_movmem): Ditto.
1896 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
1897 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
1898 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
1899 (avr_encode_section_info): Encode 'progmem' in symbol flags.
1900 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
1902 2012-01-10 Richard Guenther <rguenther@suse.de>
1904 PR tree-optimization/50913
1905 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
1906 Require data-refs to be representable by Graphite with respect
1909 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
1911 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
1912 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
1914 2012-01-10 Tom de Vries <tom@codesourcery.com>
1916 PR rtl-optimization/51271
1917 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
1918 handling annulled branch.
1920 2012-01-10 Richard Henderson <rth@redhat.com>
1922 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
1923 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
1924 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
1925 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
1926 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
1927 arm_expand_vec_perm_const): New.
1928 * config/arm/arm-protos.h: Update.
1929 * config/arm/neon.md (UNSPEC_VCONCAT): New.
1930 (*neon_vswp<VDQX>): New.
1931 (neon_vcombine<VDX>): Use neon_split_vcombine.
1932 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
1933 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
1934 (vec_perm<VE>): New.
1936 2012-01-10 Richard Henderson <rth@redhat.com>
1938 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
1939 use it if reload_completed.
1940 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
1941 arm_output_asm_insn, arm_process_output_memory_barrier,
1942 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
1943 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
1944 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
1945 arm_process_output_sync_insn, arm_output_sync_insn,
1946 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
1947 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
1948 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
1949 (emit_unlikely_jump): New.
1950 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
1951 (arm_split_atomic_op): New.
1952 * config/arm/arm-protos.h: Update.
1953 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
1954 (struct arm_sync_generator): Remove.
1955 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
1956 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
1957 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
1958 (VUNSPEC_LL, VUNSPEC_SC): New.
1959 (sync_result, sync_memory, sync_required_value, sync_new_value,
1960 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
1961 (attr length): Don't use arm_sync_loop_insns.
1962 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
1963 (movsfcc, movdfcc): Likewise.
1964 * config/arm/constraints.md (Ua): New.
1965 * config/arm/prediates.md (mem_noofs_operand): New.
1966 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
1967 (sync_clobber, sync_t2_reqd): Remove.
1968 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
1969 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
1970 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
1971 (arm_sync_compare_and_swap<SIDI>): Remove.
1972 (arm_sync_compare_and_swap<NARROW>): Remove.
1973 (arm_sync_lock_test_and_set<SIDI>): Remove.
1974 (arm_sync_lock_test_and_set<NARROW>): Remove.
1975 (arm_sync_new_<syncop><SIDI>): Remove.
1976 (arm_sync_new_<syncop><NARROW>): Remove.
1977 (arm_sync_new_nand<SIDI>): Remove.
1978 (arm_sync_new_nand<NARROW>): Remove.
1979 (arm_sync_old_<syncop><SIDI>): Remove.
1980 (arm_sync_old_<syncop><NARROW>): Remove.
1981 (arm_sync_old_nand<SIDI>): Remove.
1982 (arm_sync_old_nand<NARROW>): Remove.
1983 (*memory_barrier): Merge arm_output_memory_barrier.
1984 (atomic_compare_and_swap<QHSD>): New.
1985 (atomic_compare_and_swap<NARROW>_1): New.
1986 (atomic_compare_and_swap<SIDI>_1): New.
1987 (atomic_exchange<QHSD>): New.
1988 (cas_cmp_operand, cas_cmp_str): New.
1989 (atomic_op_operand, atomic_op_str): New.
1990 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
1991 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
1992 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
1993 (arm_load_exclusive<NARROW>): New.
1994 (arm_load_exclusivesi, arm_load_exclusivedi): New.
1995 (arm_store_exclusive<QHSD>): New.
1997 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1999 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2000 reload patterns if -mvsx-scalar-memory.
2002 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2003 generated, even -mno-vsx-scalar-double was used.
2004 (vsx_xscvdpsp_scalar): Likewise.
2005 (vsx_xscvspdp_scalar2): Likewise.
2007 2012-01-09 Tom de Vries <tom@codesourcery.com>
2008 Andrew Pinski <apinski@cavium.com>
2011 * reorg.c (fill_slots_from_thread): Don't speculate
2012 frame-related insns.
2014 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2016 * sched-int.h (bb_note): Move to...
2017 * basic-block.h: ...here.
2018 * haifa-sched.c (bb_note): Move to...
2019 * cfgrtl.c: ...here.
2020 * function.c (next_block_for_reg): New function.
2021 (move_insn_for_shrink_wrap): Likewise.
2022 (prepare_shrink_wrap): Rewrite to use the above.
2024 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
2026 * gimple.c (is_gimple_non_addressable): Remove.
2027 * gimple.h: Remove is_gimple_non_addressable.
2028 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
2029 is_gimple_non_addressable.
2030 * trans-mem.c (expand_assign_tm): Same.
2032 2012-01-09 Richard Guenther <rguenther@suse.de>
2034 PR tree-optimization/51775
2035 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
2036 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
2038 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2040 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2042 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2044 2012-01-09 Richard Guenther <rguenther@suse.de>
2046 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
2048 2012-01-08 Jan Hubicka <jh@suse.cz>
2050 PR tree-optimize/51680
2051 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
2052 on when known_vals needs to be computed; cleanup.
2054 2012-01-08 Jan Hubicka <jh@suse.cz>
2056 PR tree-optimize/51694
2057 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
2059 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
2061 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
2062 for -std=c++98 and -std=c++11 too.
2064 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
2066 * cfgloop.c (cancel_loop): Add free() of bbs array.
2068 2012-01-07 Jan Hubicka <jh@suse.cz>
2070 PR tree-optimization/51600
2071 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
2072 that benefits small functions.
2074 2012-01-07 Jan Hubicka <jh@suse.cz>
2076 * ipa-inline.c (want_inline_small_function_p): Fix formating.
2078 2012-01-07 Jan Hubicka <jh@suse.cz>
2080 PR tree-optimization/51680
2081 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2082 whose inlining reduce unit size.
2084 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
2087 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
2088 Add canonical node to containing_mem chain after the non-canonical
2089 one, even if there weren't any locs to propagate.
2090 (remove_useless_values): Keep only canonical values.
2091 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2092 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2093 canonicalize mem_chain elements that are not discarded.
2095 2012-01-06 Jakub Jelinek <jakub@redhat.com>
2098 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
2099 before emitting functions.
2101 PR gcov-profile/50127
2102 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
2103 clear_aux_for_blocks.
2105 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
2108 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
2110 2012-01-06 Arnaud Charlet <charlet@adacore.com>
2112 * c-decl.c (ext_block): Moved up.
2113 (collect_all_refs, for_each_global_decl): Take ext_block into account.
2115 2012-01-06 Han Shen <shenhan@google.com>
2117 Translate built-in include paths for sysroot.
2118 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
2119 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
2121 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
2122 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
2124 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
2125 control whether sysroot should be prepended to gxx include dir.
2127 * configure: Regenerate.
2129 2012-01-06 Torvald Riegel <triegel@redhat.com>
2131 PR rtl-optimization/51771
2132 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
2133 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
2135 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2137 PR tree-optimization/51315
2138 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
2139 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
2141 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
2144 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
2145 for shrp pattern. Correctly handle and fixup shift variable.
2146 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
2148 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2151 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
2152 note when !ACCUMULATE_OUTGOING_ARGS.
2154 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2156 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
2158 (extract_range_from_unary_expr_1): Avoid useless computations.
2160 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2162 PR rtl-optimization/51767
2163 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
2164 of jump_block and add an extra edge for degenerated asm gotos.
2167 * stmt.c (check_unique_operand_names): Don't ICE during error
2168 reporting if i is from labels chain.
2171 * profile.c (branch_prob): Split bbs that have exit edge
2172 and need a fake entry edge too.
2174 2012-01-05 Jan Hubicka <jh@suse.cz>
2177 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
2180 2012-01-05 Richard Guenther <rguenther@suse.de>
2183 * tree-streamer-out.c (write_ts_optimization): New function.
2184 (streamer_write_tree_body): Call it.
2185 * tree-streamer-in.c (lto_input_ts_optimization): New function.
2186 (streamer_read_tree_body): Call it.
2187 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
2189 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2192 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
2193 * gimplify.c (gimplify_cleanup_point_expr): Save and set
2194 in_cleanup_point_expr before gimplify_stmt call and restore it
2196 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
2197 in_cleanup_point_expr is false.
2199 2012-01-05 Richard Guenther <rguenther@suse.de>
2202 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
2204 * toplev.c (process_options): Reject combining mudflap and LTO.
2205 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2207 2012-01-05 Richard Guenther <rguenther@suse.de>
2209 PR tree-optimization/51760
2210 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
2212 (bit_value_unop): Handle UNDEFINED operands.
2213 (bit_value_binop): Likewise.
2215 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
2217 * config/avr/avr.c (avr_replace_prefix): Remove.
2218 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
2219 (avr_asm_function_rodata_section): Ditto.
2220 (avr_asm_select_section): Ditto.
2222 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
2224 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
2227 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2230 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
2231 calls that have any non-fake successor edges.
2234 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
2236 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
2238 PR tree-optimization/51624
2239 * tree-sra.c (build_ref_for_model): When replicating a chain of
2240 COMPONENT_REFs, stop as soon as the offset would become negative.
2242 2012-01-04 Jakub Jelinek <jakub@redhat.com>
2245 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
2246 in .debug_loc on the floor.
2248 2012-01-04 Andrew Pinski <apinski@cavium.com>
2250 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
2252 2012-01-04 Andrew Pinski <apinski@cavium.com>
2253 Adam Nemet <anemet@caviumnetworks.com>
2255 * config/mips/mips.md (size): Add SI and DI.
2256 (SIZE): New mode attribute.
2257 (U): New code attribute.
2258 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
2259 (mips_lbux_<mode>): Delete.
2260 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
2261 (mips_lhx): Use gen_mips_lhx_extsi.
2262 (mips_lhx_<mode>): Delete.
2264 (mips_l<size>x): New expand.
2265 (mips_lwx_<mode>): Delete.
2266 (mips_l<GPR:size>x_<P:mode>): New pattern.
2267 (*mips_lw<u>x_<P:mode>_ext): Likewise.
2268 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
2269 * config/mips/mips.c (mips_lx_address_p): New function.
2270 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
2271 (dsp64): New availability predicate.
2272 (mips_builtins): Add an entry for __builtin_mips_ldx.
2273 * config/mips/mips.h (ISA_HAS_LBX): New define.
2274 (ISA_HAS_LBUX): Likewise.
2275 (ISA_HAS_LHX): Likewise.
2276 (ISA_HAS_LHUX): Likewise.
2277 (ISA_HAS_LWX): Likewise.
2278 (ISA_HAS_LWUX): Likewise.
2279 (ISA_HAS_LDX): Likewise.
2280 * doc/extend.texi (__builtin_mips_ldx): Document.
2282 2012-01-04 Tristan Gingold <gingold@adacore.com>
2284 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
2285 when long pointers are used.
2286 * config.build (*-*-*vms*): Handle all OpenVMS targets.
2287 (alpha64-dec-*vms*, alpha*-dec-*vms*)
2288 (ia64-hp-*vms*): Remove.
2289 * config/vms/xm-vms64.h: Delete.
2291 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2294 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
2296 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2298 * opts.c (finish_options): Remove duplicate sorry.
2300 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2303 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
2306 2012-01-04 Richard Guenther <rguenther@suse.de>
2309 * tree.c (size_low_cst): New function.
2310 * tree.h (size_low_cst): Declare.
2311 * fold-const.c (fold_comparison): Use it to extract the low
2312 part of the POINTER_PLUS_EXPR offset.
2314 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
2316 Fix clearing ZERO_REG
2317 * config/avr/avr.md (cc): Add alternative "ldi".
2318 (movqi_insn): Use it in cc attribute.
2319 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
2320 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
2321 (output_reload_insisf): Use ZERO_REG to pre-clear register.
2323 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2325 * configure: Regenerate.
2327 2012-01-04 Richard Guenther <rguenther@suse.de>
2329 PR tree-optimization/49651
2330 * tree-ssa-structalias.c (type_can_have_subvars): New function.
2331 (var_can_have_subvars): Use it.
2332 (get_constraint_for_1): Only consider subfields if there can be any.
2334 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2337 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
2338 to its new canonical_cselib_val and the cselib_val was in
2339 first_containing_mem chain, but the canonical_cselib_val was not,
2340 add the latter into the chain.
2341 (cselib_invalidate_mem): Compare canonical_cselib_val of
2342 addr_list chain elt with v.
2345 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
2346 dwarf2out_undef): Allocate e.info using ggc_strdup instead
2348 (output_macinfo_op): Don't ggc_strdup fd->filename.
2349 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
2350 then ggc_strdup it. Don't free inc->info or cur->info.
2351 (output_macinfo): Don't free ref->info or file->info.
2353 2012-01-03 Ira Rosen <irar@il.ibm.com>
2355 PR tree-optimization/51269
2356 * tree-vect-loop-manip.c (set_prologue_iterations): Make
2357 first_niters a pointer.
2358 (slpeel_tree_peel_loop_to_edge): Likewise.
2359 (vect_do_peeling_for_loop_bound): Update call to
2360 slpeel_tree_peel_loop_to_edge.
2361 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
2362 here. Remove it from the parameters list.
2363 (vect_do_peeling_for_alignment): Update calls and compute
2366 2012-01-03 Richard Guenther <rguenther@suse.de>
2368 PR tree-optimization/51070
2369 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2370 Properly handle calls.
2372 2012-01-03 Richard Guenther <rguenther@suse.de>
2374 PR tree-optimization/51692
2375 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
2376 the LHS of allocation stmts.
2378 2012-01-03 Olivier Hainque <hainque@adacore.com>
2380 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
2382 2012-01-03 Olivier Hainque <hainque@adacore.com>
2384 * collect2.c (main): In AIX specific computations for vector
2385 insertions, use CONST_CAST2 to cast from char ** to const char **.
2387 2012-01-03 Richard Guenther <rguenther@suse.de>
2390 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
2391 the context of a limbo DIE when it does not already exist.
2393 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2395 PR tree-optimization/51719
2396 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
2397 but direct call is, clear direct call's lhs and don't add fallthrough
2398 edge from dcall_bb to join_bb and PHIs.
2400 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2402 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
2403 the instructions emitted by the pattern.
2404 ("*TDC_insn_<mode>"): Add comment.
2406 2012-01-03 Richard Guenther <rguenther@suse.de>
2409 * fold-const.c (fold_comparison): Properly canonicalize
2410 tree offset and HOST_WIDE_INT bit position.
2412 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
2414 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
2415 operands for extzv pattern.
2417 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2420 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
2423 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
2425 * doc/invoke.texi (-flto and related options): Copy-edit.
2427 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2429 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
2431 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2433 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
2436 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2438 * expr.h (move_by_pieces_ninsns): Declare.
2439 * expr.c (move_by_pieces_ninsns): Make external.
2440 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
2441 (mips_store_by_pieces_p): Likewise.
2442 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
2443 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
2444 * config/mips/mips.c (mips_move_by_pieces_p): New function.
2445 (mips_store_by_pieces_p): Likewise.
2447 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2449 * passes.c (register_one_dump_file): Free full_name.
2451 * reload1.c (reload): Don't allocate reg_max_ref_width here.
2452 (calculate_elim_costs_all_insns): Free offsets_at and
2453 offsets_known_at at the end and clear the pointers.
2455 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2457 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
2458 this option introduced in r180739.
2460 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2463 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
2464 (tmake_file target=avr): Add avr/t-multilib.
2466 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
2467 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
2468 * config/avr/genmultilib.awk: New file.
2469 * config/avr/t-multilib: New auto-generated file.
2470 * config/avr/multilib.h: New auto-generated file.
2471 * config/avr/t-avr (AVR_MCUS): New variable.
2472 (genopt.sh): Use it.
2473 (s-mlib): Depend on t-multilib.
2474 (t-multilib, multilib.h): New dependencies.
2475 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
2476 (MULTILIB_OPTIONS): Remove.
2477 (MULTILIB_MATCHES): Remove.
2478 (MULTILIB_DIRNAMES): Remove.
2479 (MULTILIB_EXCEPTIONS): Remove:
2480 * config/avr/genopt.sh: Don't use hard coded file name;
2481 pass AVR_MCUS from t-avr instead.
2483 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2485 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
2487 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2489 Implement light-weight DImode support.
2490 * config/avr/avr-dimode.md: New file.
2491 * config/avr/avr.md: Include it.
2492 (adjust_len): Add plus64, compare64.
2493 (HIDI): Remove code iterator.
2494 (code_stdname): New code attribute.
2495 (rotx, rotsmode): Remove DI.
2496 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
2498 * config/avr/avr-protos.h (avr_have_dimode): New.
2499 (avr_out_plus64, avr_out_compare64): New.
2500 * config/avr/avr.c (avr_out_compare): Handle DImode.
2501 (avr_have_dimode): New variable definition and initialization.
2502 (avr_out_compare64, avr_out_plus64): New functions.
2503 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
2504 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
2505 (avr_compare_pattern): Skip DImode comparisons.
2507 2012-01-02 Revital Eres <revital.eres@linaro.org>
2509 * ddg.c (def_has_ccmode_p): New function.
2510 (add_cross_iteration_register_deps,
2511 create_ddg_dep_from_intra_loop_link): Call it.
2513 2012-01-02 Richard Guenther <rguenther@suse.de>
2516 * invoke.texi (fassociative-math): Remove spurious paranthesis.
2518 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2520 * gcc.c (process_command): Update copyright notice dates.
2521 * gcov.c (print_version): Likewise.
2522 * gcov-dump.c (print_version): Likewise.
2523 * mips-tfile.c (main): Likewise.
2524 * mips-tdump.c (main): Likewise.
2526 2012-01-01 Ira Rosen <irar@il.ibm.com>
2528 PR tree-optimization/51704
2529 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
2530 a use is inside the basic block or loop before accessing its vect info.
2532 2012-01-01 Jan Hubicka <jhjh@suse.cz>
2534 PR rtl-optimization/51069
2535 * cfgloopmanip.c (remove_path): Removing path making irreducible
2536 region unconditional makes BB part of the region.
2538 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2540 PR tree-optimization/51683
2541 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
2542 calls with side-effects.
2543 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
2545 Copyright (C) 2012 Free Software Foundation, Inc.
2547 Copying and distribution of this file, with or without modification,
2548 are permitted in any medium without royalty provided the copyright
2549 notice and this notice are preserved.