1 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
3 Fix CRIS build errors with --enable-build-with-cxx.
4 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
5 variable "and" to "andop".
6 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
7 temporary variable for memory model, passing C++-type-correct
8 parameter type to expand_mem_thread_fence.
9 ("atomic_compare_and_swap<mode>"): Ditto.
11 2012-06-09 Richard Henderson <rth@redhat.com>
14 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
15 (pass_jump): Rename from pass_jump2.
16 (execute_jump2, pass_jump2): New.
17 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
18 perform cfg cleanup here. Move the test of PUSH_ROUNDING
19 and ACCUMULATE_OUTGOING_ARGS test...
20 (gate_handle_stack_adjustments): ... here.
21 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
22 Place new pass_jump2 after pass_stack_adjustments.
23 * tree-pass.h (pass_jump): Declare.
25 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
27 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
30 2012-06-08 Richard Henderson <rth@redhat.com>
33 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
34 note to a clobber insn when no other insn is available.
36 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
38 * config/avr/avr.c (avr_case_values_threshold): Return 7.
40 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
42 * genhooks.c (main): Set progname.
43 (emit_documentation): Remove variable found_start, always bail out
44 when a place is missing.
45 * doc/tm.texi.in (C++ ABI): Add @hook
46 TARGET_CXX_DECL_MANGLING_CONTEXT.
48 2012-06-07 Jakub Jelinek <jakub@redhat.com>
51 * omp-low.c (scan_omp): Change first argument to
52 gimple_seq *, call walk_gimple_seq_mod instead of
54 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
55 scan_omp_for, scan_omp_sections, scan_omp_single,
56 execute_lower_omp): Adjust callers.
57 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
58 returns false, replace stmt with GIMPLE_NOP.
59 (check_omp_nesting_restrictions): Instead of issuing warnings,
60 issue errors and return false if any errors were reported.
62 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
64 * doc/invoke.texi (fconserve-space): Remove documentation.
66 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
68 * config/rs6000/rs6000-tables.opt: Regenerated.
70 2012-06-06 Richard Guenther <rguenther@suse.de>
72 PR tree-optimization/53081
73 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
74 (adjacent_dr_p): ... this and make it work for reads, too.
75 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
76 (struct partition_s): Change main_stmt to main_dr, add
78 (build_size_arg_loc): Change to date data-reference and not
80 (build_addr_arg_loc): New function split out from ...
81 (generate_memset_builtin): ... here. Use it and simplify.
82 (generate_memcpy_builtin): New function.
83 (generate_code_for_partition): Adjust.
84 (classify_partition): Streamline pattern detection. Detect
87 (tree_loop_distribution): Adjust seed statements for memcpy
90 2012-06-06 Matt Turner <mattst88@gmail.com>
92 * config/arm/mmintrin.h (_mm_empty): New.
95 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
97 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
98 * common.opt (fsched-pressure-algorithm=): Remove.
99 * flag-types.h (sched_pressure_algorithm): Move to...
100 * sched-int.h (sched_pressure_algorithm): ...here.
101 * params.def (sched-pressure-algorithm): New param.
102 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
103 * common/config/s390/s390-common.c (s390_option_optimization_table):
104 Remove OPT_fsched_pressure_algorithm_ entry.
105 * config/s390/s390.c (s390_option_override): Set a default value for
106 PARAM_SCHED_PRESSURE_ALGORITHM.
108 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
111 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
112 doing an unsigned compare, make sure the second argument is not a
114 (rs6000_emit_cmove): Don't allow floating point comparisons when
115 generating ISEL moves.
117 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
119 * config/rs6000/e5500.md: New file.
120 * config/rs6000/e6500.md: New file.
121 * config/rs6000/rs6000.c (processor_costs): Add new costs for
123 (rs6000_option_override_internal): Altivec and Spe options not
124 allowed with e5500. Spe options not allowed with e6500. Increase
125 move inline limit for e5500 and e6500. Disable string instructions
126 for e5500 and e6500. Enable branch targets alignment for e5500 and
127 e6500. Initialize rs6000_cost for e5500 and e6500.
128 (rs6000_adjust_cost): Add extra scheduling cycles between compare
129 and brnach for e5500 and e6500.
130 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
131 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
133 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
134 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
136 Include e5500.md and e6500.md.
137 * config/rs6000/rs6000-opt.h (processor_type): Add
138 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
139 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
140 (powerpc*-*-*): Add new cores e5500, e6500.
141 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
143 2012-06-05 Richard Guenther <rguenther@suse.de>
145 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last
148 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
151 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
152 is used for x86_64-*-*.
154 2012-06-05 Richard Guenther <rguenther@suse.de>
156 PR tree-optimization/30442
157 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
158 vectorization stop analysis at the first stmt we cannot compute
159 a data-reference for instead of giving up completely.
161 2012-06-05 Richard Guenther <rguenther@suse.de>
163 * tree-loop-distribution.c (struct partition_s): Add has_writes
165 (partition_alloc): Initialize it.
166 (partition_has_writes): New function.
167 (rdg_flag_uses): Adjust.
168 (rdg_flag_vertex): Likewise.
169 (rdg_flag_vertex_and_dependent): Likewise.
170 (rdg_flag_loop_exits): Likewise.
171 (build_rdg_partition_for_component): Likewise.
172 (rdg_build_partitions): Likewise.
174 2012-06-05 Richard Guenther <rguenther@suse.de>
176 PR tree-optimization/53081
177 * tree-loop-distribution.c (generate_memset_builtin): Handle all
178 kinds of byte-sized stores.
179 (classify_partition): Likewise.
180 (tree_loop_distribution): Adjust seed statements used for
181 !flag_tree_loop_distribution.
183 2012-06-05 Alan Modra <amodra@gmail.com>
185 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
186 (rs6000_emit_prologue): Ensure register used for inline saves
187 of vector regs is not the static chain register. Revise comment.
189 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
191 * doc/md.texi (Standard Pattern Names For Generation): Document
194 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
197 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
199 2012-06-04 Jason Merrill <jason@redhat.com>
201 * dwarf2out.c (is_unit_die): New.
202 (copy_declaration_context, copy_ancestor_tree): Use it.
203 (copy_decls_walk): Likewise.
205 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
208 * doc/invoke.texi (Wenum-compare): Update documentation.
210 2012-06-04 Dodji Seketeli <dodji@redhat.com>
212 PR preprocessor/53463
213 * parser.c (cp_parser_assignment_expression): Use the location
214 for the '=' as the default location for the expression.
216 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
219 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
221 (altivec_stvlxl): Ditto.
222 (altivec_stvrx): Ditto.
223 (altivec_stvrxl): Ditto.
225 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
227 * ira-int.h (struct target_ira_int): Add member
228 x_ira_uniform_class_p.
229 (ira_uniform_class_p): New macro.
231 * ira.c (setup_uniform_class_p): New function.
232 (setup_allocno_and_important_classes): Call the function.
233 (print_unform_and_important_classes): New function.
234 (print_classes): Rename to print_translated_classes.
235 (ira_debug_allocno_classes): Add call of
236 print_unform_and_important_classes.
238 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
239 classes instead of pressure classes.
241 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
244 * trans-mem.c (expand_block_edges): Do not skip the first
245 statement when resetting the BB.
247 2012-06-04 Richard Guenther <rguenther@suse.de>
249 * tree-data-ref.c (stores_from_loop): Remove.
250 (stmt_with_adjacent_zero_store_dr_p): Likewise.
251 (stores_zero_from_loop): Likewise.
252 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
253 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
254 (adjacent_store_dr_p): New function.
255 * tree-loop-distribution.c (generate_memset_builtin): Pass
256 the RDG, use the already available data-reference.
257 (generate_code_for_partition): Pass down RDG.
258 (classify_partition): Inline parts of the former
259 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
260 (ldist_gen): Remember if there was any detected builtin and
261 do less work if not and flag_tree_loop_distribution is not set.
262 (tree_loop_distribution): Inline and fuse stores_from_loop
263 and stores_zero_from_loop here.
265 2012-06-04 Richard Guenther <rguenther@suse.de>
268 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
269 create new assembler names.
271 2012-06-04 Richard Guenther <rguenther@suse.de>
273 * tree-data-ref.c (struct rdg_vertex_info): Remove.
274 (rdg_vertex_for_stmt): Simplify using gimple_uid.
275 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
276 hashtable. Record stmt data-references.
277 (hash_stmt_vertex_info): Remove.
278 (eq_stmt_vertex_info): Likewise.
279 (hash_stmt_vertex_del): Likewise.
280 (build_empty_rdg): Simplify.
282 (free_rdg): Likewise.
283 (ref_base_address): Remove.
284 (have_similar_memory_accesses): Likewise.
285 * tree-data-ref.h (create_rdg_vertices): Remove.
286 (struct rdg_vertex): Add datarefs member.
287 (RDGV_DATAREFS): New define.
288 (RDG_DATAREFS): Likewise.
289 (have_similar_memory_accesses): Remove.
290 (rdg_has_similar_memory_accesses): Likewise.
291 * tree-loop-distribution.c (ref_base_address): Re-implement here.
292 (similar_memory_accesses): Re-implement using existing data-references.
293 (tree_loop_distribution): Initialize stmt uids for the stmt to
295 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
296 access stmt vinfo for stmts in loop.
298 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
301 * config/m68k/m68k.md ("tablejump"): Fix check for
302 CASE_VECTOR_PC_RELATIVE.
304 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
306 * output.h (merge_weak, assemble_alias,
307 initializer_constant_valid_p,
308 initializer_constant_valid_for_bitfield_p): Move protos from here...
309 * tree.h: ... to here.
310 * cgraphclones.c: Do not include output.h.
311 * gimplify.c: Likewise.
312 * reload.c: Likewise.
314 * tree-ssa-loop-ivopts.c: Likewise.
315 * tree-switch-conversion.c: Likewise.
316 * c-parser.c: Likewise.
317 * c-typeck.c: Likewise.
318 * Makefile.in: Fix dependencies.
320 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
323 * config/avr/avr-stdint.h: New file.
324 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
327 2012-06-04 Jakub Jelinek <jakub@redhat.com>
329 PR tree-optimization/53550
330 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
331 is POINTER_TYPE_P, use sizetype as step type instead of type.
333 2012-06-04 Richard Guenther <rguenther@suse.de>
335 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
336 (ref_base_address_1): Likewise.
337 (remove_similar_memory_refs): Likewise.
338 * tree-data-ref.h (remove_similar_memory_refs): Remove.
339 * tree-loop-distribution.c (classify_partition): Do not classify
340 as builtin if -ftree-loop-distribute-patterns is not enabled.
341 (fuse_partitions_with_similar_memory_accesses): Inline ...
342 (ldist_gen): ... here. Fuse all non-builtin partitions if
343 -ftree-loop-distribution is not enabled. Properly return
344 the number of created partitions. Do not update SSA form here
346 (tree_loop_distribution): ... once here for the whole function.
347 Only walk innermost loops, constrain loops we consider here
348 further. Do not call remove_similar_memory_refs.
349 (distribute_loop): Do not check number of loop nodes here.
351 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
353 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
355 2012-06-03 Martin Jambor <mjambor@suse.cz>
357 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
358 (ipa_get_jf_known_type_base_type): Likewise.
359 (ipa_get_jf_known_type_component_type): Likewise.
360 (ipa_get_jf_constant): Likewise.
361 (ipa_get_jf_pass_through_formal_id): Likewise.
362 (ipa_get_jf_pass_through_operation): Likewise.
363 (ipa_get_jf_ancestor_offset): Likewise.
364 (ipa_get_jf_ancestor_type): Likewise.
365 (ipa_get_jf_ancestor_formal_id): Likewise.
366 (ipa_get_jf_member_ptr_pfn): Likewise.
367 * ipa-prop.c (ipa_set_jf_known_type): New function.
368 (ipa_set_jf_constant): Likewise.
369 (ipa_set_jf_simple_pass_through): Likewise.
370 (ipa_set_jf_arith_pass_through): Likewise.
371 (ipa_set_ancestor_jf): Likewise.
372 (fill_member_ptr_cst_jump_function): Moved up and renamed to
373 ipa_set_jf_member_ptr_cst.
374 (detect_type_change_1): Use the new jump function creation functions.
375 (compute_complex_assign_jump_func): Likewise.
376 (compute_complex_ancestor_jump_func): Likewise.
377 (compute_known_type_jump_func): Likewise.
378 (compute_scalar_jump_functions): Likewise.
379 (compute_pass_through_member_ptrs): Likewise.
380 (determine_cst_member_ptr): Likewise.
381 (combine_known_type_and_ancestor_jfs): Likewise.
382 (try_make_edge_direct_simple_call): Likewise.
383 (try_make_edge_direct_virtual_call): Likewise.
384 (update_indirect_edges_after_inlining): Likewise.
385 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
386 access functions. Incorporat NOP_EXPR and BINFO handling from its
388 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
389 which was in its callers.
390 (ipa_value_from_jfunc): Use jump function access functions. Some
391 functionality moved to functions above.
392 (propagate_vals_accross_ancestor): Likewise.
393 (propagate_vals_accross_pass_through): Use jump function access
395 (propagate_accross_jump_function): Likewise.
396 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
398 (inline_merge_summary): Likewise.
400 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
402 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
403 * config/pa/pa.c (pa_attr_length_millicode_call): Use
404 MAX_PCREL17F_OFFSET instead of fixed offset.
405 (pa_attr_length_call): Likewise.
406 (pa_attr_length_indirect_call): Likewise.
408 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
411 * sh.opt (mfsca, mfsrra): New options.
412 * sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA condition.
413 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
414 (sinssf2, cossf2): Fold expanders to ...
415 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
416 TARGET_FSCA condition.
417 * sh.c (sh_option_override): Handle TARGET_FSRRA and TARGET_FSCA.
418 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
419 -mno-fsca, -mfsrra, -mno-fsrra.
421 2012-06-03 Matt Turner <mattst88@gmail.com>
423 * config/mips/4600.md (r4700_imul_si): New.
424 (r4700_imul_di): New.
425 (r4700_fmul_single): New.
426 (r4700_fmul_double): New.
427 * config/mips/mips-cpus.def: Add r4700.
428 * config/mips/mips.c: Likewise.
429 * config/mips/mips.md: Likewise.
430 * config/mips/mips-tables.opt: Regenerate.
432 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
434 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
435 new function sparc_initial_elimination_offset.
436 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
438 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
441 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
443 * expmed.c (expand_mult, choose_multiplier): Change "2 *
444 HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
445 * expr.c (convert_modes): Likewise.
446 * explow.c (plus_constant): Likewise.
447 * fixed-value.c (fixed_saturate1, fixed_saturate2)
448 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
449 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
450 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
451 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
452 (do_fixed_shift, fixed_convert, fixed_convert)
453 (fixed_convert_from_int, fixed_convert_from_int)
454 (fixed_convert_from_real): Likewise.
455 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
456 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
457 * varasm.c (output_constructor_bitfield): Likewise.
458 * tree-vrp.c (register_edge_assert_for_2): Likewise.
459 * double-int.c (rshift_double, lshift_double): Likewise.
460 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int): Likewise.
461 * simplify-rtx.c (mode_signbit_p)
462 (simplify_const_unary_operation, simplify_binary_operation_1)
463 (simplify_immed_subreg): Likewise.
464 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
465 * tree-vect-generic.c (build_replicated_const): Likewise.
466 * dbxout.c (stabstr_O): Likewise.
467 * emit-rtl.c (immed_double_int_const, immed_double_const)
468 (gen_lowpart_common, init_emit_once): Likewise.
469 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
470 (widest_int_cst_value, upper_bound_in_type): Likewise.
471 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
472 (fixup_unsigned_type): Likewise.
473 * real.c (real_to_integer2, real_from_integer): Likewise.
474 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
475 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
477 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
480 * fold-const.c (fold_binary_loc): Refine previous change.
482 2012-06-01 Olivier Hainque <hainque@adacore.com>
484 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
485 the "do {" part of the do-while(0) loop.
487 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
489 * config/i386/i386.c (x86_sched_reorder): New function.
490 Added new function x86_sched_reorder.
492 2012-06-01 Richard Guenther <rguenther@suse.de>
494 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
496 (classify_partition): Likewise.
498 2012-06-01 Richard Guenther <rguenther@suse.de>
500 * tree-loop-distribution.c (enum partition_kind): New enum.
501 (struct partition_s): Add kind and main_stmt members.
502 (partition_alloc): Initialize kind to PKIND_NORMAL.
503 (partition_builtin_p): New function.
504 (copy_loop_before): Remove failure path and assert instead.
505 (generate_loops_for_partition): Likewise.
506 (generate_memset_zero): Fold into ...
507 (generate_memset_builtin): ... this.
508 (classify_partition): New function with code from
509 can_generate_builtin and generate_builtin.
510 (generate_builtin): Remove.
511 (can_generate_builtin): Likewise.
512 (fuse_partitions_with_similar_memory_accesses): Call
513 partition_builtin_p instead of can_generate_builtin.
514 (rdg_build_partitions): Do not call
515 fuse_partitions_with_similar_memory_accesses here...
516 (ldist_gen): ... but here after classifying all partitions.
517 Remove failure path of generate_code_for_partition.
518 (generate_code_for_partition): Generate code according
519 to partition classification.
521 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
522 Jonathan Wakely <jwakely.gcc@gmail.com>
525 * doc/invoke.texi (Warning Options): Explain purpose and differences
526 between -Wmissing-prototypes and -Wmissing-declarations.
528 2012-06-01 Christian Bruel <christian.bruel@st.com>
530 * gcc.c (save_switch): Add user_p parameter.
531 (read_specs): Likewise.
532 (set_specs): Likewise.
533 (validate_switches): Likewise.
534 (validate_switches_from_spec): Likewise.
535 (validate_all_switches): Pass on user_p parameter.
536 (struct spec_list): Add user_p field.
537 (struct switchstr): Add known field.
538 (save_switch): Add known parameter.
539 (INIT_STATIC_SPEC): Initialize user_p;
540 (driver_unknown_option_callbac): call save_switch if
542 (driver_handle_option): Propagate OPT_specs.
543 (do_spec_1): Set validated only if known.
544 (check_live_switch): Likewise.
545 (validate_switches): Set validated if known or user_spec.
547 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
549 Add CRIS atomic patterns for 1, 2, and 4 bytes.
550 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
551 * config/cris/cris-protos.h: Declare it.
552 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
553 (TARGET_DEFAULT): Add alignment by 32.
554 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
555 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
556 TARGET_CPU_DEFAULT == 32.
557 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
558 * config/cris/cris.md: Include sync.md. Avoid allocating specific
559 numbers by replacing the define_constants for all UNSPECs with the
560 equivalent define_c_enum construct.
561 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
562 * config/cris/sync.md: New file.
564 2012-05-31 Matt Turner <mattst88@gmail.com>
566 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
567 (r4600_imul_di): New.
568 (r4600_idiv_si): Rename from r4600_idiv.
569 (r4600_idiv_di): New.
571 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
573 * output.h (__gcc_host_wide_int__): Move to hwint.h.
574 (decl_default_tls_model): Move to tree.h
575 (dump_file): Move to system.h.
576 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
577 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
578 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
579 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
580 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
581 dbxout_stab_value_internal_label,
582 dbxout_stab_value_internal_label_diff): Move from here ...
583 * dbxout.h: ... to here.
584 * system.h (dump_file): Moved here from output.h.
585 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
586 * tree.h (decl_default_tls_model): Moved here from output.h.
587 * varasm.c (default_stabs_asm_out_destructor,
588 default_stabs_asm_out_constructor): Move from here ...
589 * dbxout.c: ... to here.
591 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
593 * collect2.h (dump_file): Rename to dump_ld_file.
594 * collect2.c: Likewise.
597 * alias.c: Do not include output.h.
598 * auto-inc-dec.c: Likewise.
599 * bt-load.c: Likewise.
600 * caller-save.c: Likewise.
602 * cfgbuild.c: Likewise.
603 * cfgcleanup.c: Likewise.
604 * cfglayout.c: Likewise.
605 * cfgloop.c: Likewise.
606 * cfgloopanal.c: Likewise.
607 * cfgloopmanip.c: Likewise.
608 * cfgrtl.c: Likewise.
609 * cgraph.c: Likewise.
610 * cgraphclones.c: Likewise.
611 * combine-stack-adj.c: Likewise.
612 * combine.c: Likewise.
615 * cselib.c: Likewise.
616 * dbgcnt.c: Likewise.
617 * df-problems.c: Likewise.
618 * df-scan.c: Likewise.
619 * dojump.c: Likewise.
620 * fwprop.c: Likewise.
623 * haifa-sched.c: Likewise.
624 * hw-doloop.c: Likewise.
625 * ipa-inline-transform.c: Likewise.
626 * ipa-pure-const.c: Likewise.
627 * ipa-reference.c: Likewise.
628 * ipa-utils.c: Likewise.
629 * ira-build.c: Likewise.
630 * ira-emit.c: Likewise.
632 * loop-doloop.c: Likewise.
633 * loop-invariant.c: Likewise.
634 * loop-iv.c: Likewise.
635 * loop-unroll.c: Likewise.
636 * loop-unswitch.c: Likewise.
637 * lto-cgraph.c: Likewise.
638 * lto-section-in.c: Likewise.
639 * lto-streamer-in.c: Likewise.
641 * mode-switching.c: Likewise.
642 * postreload-gcse.c: Likewise.
643 * postreload.c: Likewise.
644 * predict.c: Likewise.
645 * profile.c: Likewise.
647 * reg-stack.c: Likewise.
648 * regcprop.c: Likewise.
649 * regmove.c: Likewise.
650 * regstat.c: Likewise.
651 * reload1.c: Likewise.
652 * sched-ebb.c: Likewise.
653 * sel-sched-dump.c: Likewise.
654 * simplify-rtx.c: Likewise.
655 * stor-layout.c: Likewise.
656 * store-motion.c: Likewise.
657 * tracer.c: Likewise.
658 * tree-affine.c: Likewise.
659 * tree-cfg.c: Likewise.
660 * tree-cfgcleanup.c: Likewise.
661 * tree-dfa.c: Likewise.
662 * tree-into-ssa.c: Likewise.
663 * tree-nomudflap.c: Likewise.
664 * tree-optimize.c: Likewise.
665 * tree-pretty-print.c: Likewise.
666 * tree-profile.c: Likewise.
667 * tree-ssa-address.c: Likewise.
668 * tree-ssa-ccp.c: Likewise.
669 * tree-ssa-copy.c: Likewise.
670 * tree-ssa-dom.c: Likewise.
671 * tree-ssa-loop-ch.c: Likewise.
672 * tree-ssa-loop-im.c: Likewise.
673 * tree-ssa-loop-manip.c: Likewise.
674 * tree-ssa-loop-niter.c: Likewise.
675 * tree-ssa-loop-prefetch.c: Likewise.
676 * tree-ssa-loop-unswitch.c: Likewise.
677 * tree-ssa-loop.c: Likewise.
678 * tree-ssa-propagate.c: Likewise.
679 * tree-ssa-structalias.c: Likewise.
680 * tree-ssa-tail-merge.c: Likewise.
681 * tree-ssa-threadedge.c: Likewise.
682 * tree-ssa-threadupdate.c: Likewise.
683 * tree-ssa-uncprop.c: Likewise.
684 * tree-ssa-uninit.c: Likewise.
685 * tree-ssa.c: Likewise.
686 * value-prof.c: Likewise.
687 * var-tracking.c: Likewise.
690 * config/m32r/m32r.c: Include dbxout.h.
691 * config/pa/pa.c: Likewise.
692 * config/rs6000/rs6000.c: Likewise.
694 * Makefile.in: Fix dependencies.
695 * config/rs6000/t-rs5000: Likewise.
697 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
699 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
700 * gimple.h (block_in_transaction): Check for flag_tm.
702 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
704 PR tree-optimization/52558
705 * cfg.c (alloc_aux_for_edge): Fix comment.
706 (alloc_aux_for_edge): Remove static.
707 * basic-block.h (alloc_aux_for_edge): Protoize.
708 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
709 (execute_sm_if_changed_flag): New.
710 (execute_sm_if_changed_flag_set): New.
711 (execute_sm): Do not generate data races unless requested.
712 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
713 (tree_ssa_lim_finalize): Call free_aux_for_edges.
714 * gimple.h (block_in_transaction): New.
715 (gimple_in_transaction): Use block_in_transaction.
717 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
720 * config/avr/avr.opt (-msp8): Document it.
721 * doc/invoke.texi (AVR Options): Ditto. And document related
724 2012-05-31 Diego Novillo <dnovillo@google.com>
726 * configure.ac (CXX_FOR_BUILD): Define and substitute.
727 (BUILD_CXXFLAGS): Define and substitute.
728 * Makefile.in (BUILD_CXXFLAGS): Define.
729 (CXX_FOR_BUILD): Define.
730 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
731 (LINKER_FOR_BUILD): Likewise.
732 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
733 (BUILD_LINKERFLAGS): Likewise.
734 * configure: Regenerate.
736 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
738 * Makefile.in: Fix many dependencies.
739 * tree-profile.c: Don't include regs.h.
740 * tree-vectorizer.c: Don't include cfglayout.h.
741 * tree-vect-stmts.c: Likewise.
742 * tree-vect-slp.c: Likewise.
743 * tree-vect-loop.c: Likewise.
744 * reg-stack.c: Likewise.
745 * tree-ssa-loop-manip.c: Likewise.
746 * toplev.c: Likewise.
747 * varasm.c: Don't include cfglayout.h, basic-block.h,
749 * tree-cfgcleanup.c: Don't include cfglayout.h.
750 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
751 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
752 * cgraphclones.c: Don't include plugin.h.
754 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
756 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
757 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
758 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
760 2012-05-31 Richard Guenther <rguenther@suse.de>
762 * tree-loop-distribution.c (struct partition_s): New struct,
763 typedef and vector type.
764 (partition_alloc, partition_free): New functions.
765 (generate_loops_for_partition, generate_builtin,
766 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
767 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
768 build_rdg_partition_for_component, can_generate_builtin,
769 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
770 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
771 number_of_rw_in_partition, partition_contains_all_rw,
772 ldist_gen): Use partition_t instead of bitmap.
774 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
776 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
777 * doc/avr-mmcu.texi: Regenerate.
779 2012-05-31 Richard Guenther <rguenther@suse.de>
781 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
782 Use FOR_EACH_SSA_DEF_OPERAND.
783 (generate_builtin): Adjust.
784 (stmt_generated_in_another_partition): Remove.
785 (add_scalar_computations_to_partition): Likewise.
786 (rdg_build_partitions): Do not call
787 add_scalar_computations_to_partition.
789 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
791 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
792 double ints throughout.
793 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
794 Check that the position of the field is representable as an integer.
796 2012-05-31 Richard Guenther <rguenther@suse.de>
798 * tree-data-ref.c (dr_analyze_innermost): Properly convert
799 the MEM_REF offset to sizetype.
801 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
803 * doc/invoke.texi (AVR Options): Fix typos.
805 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
807 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
809 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
810 non-v32 into --march=v0_v10.
812 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
814 * ira-int.h (target_ira_int): Rename x_move_cost to
815 x_ira_register_move_cost, x_may_move_in_cost to
816 x_ira_may_move_in_cost and x_may_move_out_cost to
817 x_ira_may_move_out_cost. Delete the old fields with
818 those names and also x_ira_max_register_move_cost,
819 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
820 (move_cost, may_move_in_cost, may_move_out_cost)
821 (ira_max_register_move_cost, ira_max_may_move_in_cost)
822 (ira_max_may_move_out_cost): Delete.
823 * ira.c (init_move_cost): Rename to...
824 (ira_init_register_move_cost): ...this, deleting the old
825 function with that name. Apply above variable renamings.
826 Retain asserts for null fields.
827 (ira_init_once): Don't initialize register move costs here.
828 (free_register_move_costs): Apply above variable renamings.
829 Remove code for deleted fields.
831 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
833 * ira.c (init_move_cost): Adjust choice of subclasses to match
834 the current ira_init_register_move_cost choice. Use
835 ira_class_subset_p instead of reg_class_subset_p.
836 (ira_init_register_move_cost): Assert that move_cost,
837 may_move_in_cost and may_move_out_cost already hold the desired
838 values for their ira_* equivalents. For the latter two,
839 ignore classes that can't store a register of the given mode.
841 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
843 * ira.c (setup_allocno_and_important_classes): Use
844 ira_class_hard_regs_num to check whether a class has any
845 allocatable registers.
846 (ira_init_register_move_cost): Likewise.
848 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
850 * ira.c (init_move_cost): Adjust local variable names to match
851 file conventions. Use ira_assert instead of gcc_assert.
853 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
855 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
856 Move these definitions and associated target_globals fields to...
857 * ira-int.h: ...here.
858 * rtl.h (init_move_cost): Delete.
859 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
860 * ira.c: ...here, making the latter static.
862 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
864 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
865 and ira_register_move_cost instead of init_move_cost and move_cost.
867 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
869 * ira.h (target_ira): Delete x_ira_available_class_regs.
870 (ira_available_class_regs): Delete.
871 * ira.c (setup_available_class_regs): Delete.
872 (setup_alloc_classes): Don't call it.
873 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
874 ira_available_class_regs.
875 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
876 (model_spill_cost): Likewise.
877 * ira-build.c (low_pressure_loop_node_p): Likewise.
878 * ira-color.c (color_pass): Likewise.
879 * ira-emit.c (change_loop): Likewise.
880 * ira-lives.c (inc_register_pressure, dec_register_pressure)
881 (single_reg_class, ira_implicitly_set_insn_hard_regs)
882 (process_bb_node_lives): Likewise.
883 * loop-invariant.c (gain_for_invariant): Likewise.
885 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
888 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
889 (pa_section_type_flags): New.
890 (pa_legitimate_constant_p): Revert previous change.
892 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
894 * ira.c (allocate_initial_values): Make static.
896 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
898 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
899 Generate tls_initial_exec_64_sun only when !TARGET_X32.
901 2012-05-30 Richard Guenther <rguenther@suse.de>
904 * fold-const.c (fold_binary_loc): Make sure to call
905 fold_plusminus_mult_expr with the original sign of operands.
907 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
909 * Makefile.in: Fix many dependencies.
910 (DWARF2_H): Depend on dwarf2.def.
911 (RTL_ERROR_H): Depend on rtl-error.h.
912 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
913 all gimple-pretty-print.h and tree-pretty-print.h references.
915 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
917 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
920 2012-05-30 Richard Guenther <rguenther@suse.de>
923 * tree-emutls.c (gen_emutls_addr): Do not add globals to
926 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
928 * explow.c (probe_stack_range): Restore simple control flow and stop
929 again when the probe cannot be generated if HAVE_check_stack.
931 2012-05-30 Jakub Jelinek <jakub@redhat.com>
933 PR rtl-optimization/53519
934 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
935 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
937 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
939 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
941 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
944 * doc/tm.texi: Update.
945 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
946 * target.def (force_at_comp_dir): New hook.
947 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
948 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
950 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
952 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
954 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
955 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
957 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
960 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
961 flag_unsafe_math_optimizations is set.
962 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
963 Update description of -mfused-madd.
965 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
968 * config/sh/predicates.md (atomic_arith_operand,
969 atomic_logical_operand): New predicates.
970 * config/sh/sh.c (sh_option_override): Check atomic options.
971 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
972 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
973 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
974 UNSUPPORTED_HARD_ATOMIC_CPU.
975 * config/sh/sync.md: Update description comments.
976 (I12): New mode iterator.
977 (fetchop_predicate, fetchop_constraint): New code attributes.
978 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
979 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
980 atomic_fetch_<fetchop_name>si_hard,
981 atomic_fetch_<fetchop_name><mode>_hard,
982 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
983 atomic_<fetchop_name>_fetchsi_hard,
984 atomic_<fetchop_name>_fetch<mode>_hard,
985 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
986 atomic_test_and_set_hard): New insns.
987 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
988 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
989 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
990 atomic_test_and_set_soft): Use same formatting for the first line of
991 the asm block as in new insns above.
992 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
993 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
994 atomic_test_and_set): Integrate new *_hard insns into expanders.
995 * config/sh/sh.opt (mhard-atomic): New option.
996 * doc/invoke.texi (SH Options): Document it.
998 2012-05-29 Meador Inge <meadori@codesourcery.com>
1000 * c-decl.c (c_push_function_context): Always create a new language
1002 (c_pop_function_context): Clear the language function created in
1003 c_push_function_context.
1005 2012-05-29 Matt Turner <mattst88@gmail.com>
1007 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
1008 (define_bypass "ev6_fcmov"): New.
1010 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
1012 * integrate.c: Remove.
1013 * integrate.h: Remove.
1014 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
1015 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
1016 * config/rs6000/t-rs6000: Likewise
1017 * config/spu/t-spu-elf: Likewise.
1018 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
1019 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
1020 from integrate.h to here.
1021 (initial_value_entry): New prototype.
1022 * reload.h (allocate_initial_values): Remove prototype.
1023 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
1024 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
1026 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
1027 set_decl_abstract_flags, set_block_abstract_flags): Move from
1028 integrate.c to here, the only user.
1029 * expmed.c (extract_fixed_bit_field): Remove outdated comment
1031 * function.c: Don't include integrate.h.
1032 (struct initial_value_pair, struct initial_value_struct,
1033 get_hard_reg_initial_val, has_hard_reg_initial_val,
1034 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
1035 integrate.c to here.
1036 (initial_value_entry): New function.
1037 * genemit.c (main): Don't print integrate.h include line.
1038 * ira.c: Don't include integrate.h.
1039 (allocate_initial_values): Move from integrate.c to here.
1040 (ira): Update allocate_initial_values call.
1041 * tree-inline.c: Don't include integrate.h.
1042 (function_attribute_inlinable_p): Moved from integrate.c to here.
1043 * cfgexpand.c: Don't include integrate.h.
1044 * except.c: Likewise.
1045 * langhooks.c: Likewise.
1046 * passes.c: Likewise.
1047 * toplev.c: Likewise.
1048 * config/frv/frv.c: Likewise.
1049 * config/pa/pa.c: Likewise.
1050 * config/spu/spu.c: Likewise.
1051 * config/epiphany/epiphany.c: Likewise.
1052 * config/mep/mep.c: Likewise.
1053 * config/score/score.c: Likewise.
1054 * config/picochip/picochip.c: Likewise.
1055 * config/sh/sh.c: Likewise.
1056 * config/alpha/alpha.c: Likewise.
1057 * config/microblaze/microblaze.c: Likewise.
1058 * config/mips/mips.c: Likewise.
1059 * config/v850/v850.c: Likewise.
1060 * config/mmix/mmix.c: Likewise.
1061 * config/bfin/bfin.c: Likewise.
1062 * config/arm/arm.c: Likewise.
1063 * config/s390/s390.c: Likewise.
1064 * config/m32r/m32r.c: Likewise.
1065 * config/rs6000/rs6000.c: Likewise.
1066 * config/c6x/c6x.c: Include function.h instead of integrate.h.
1067 * config/tilegx/tilegx.c: Likewise.
1068 * config/tilepro/tilepro.c: Likewise.
1070 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
1072 * config/avr/t-avr (s-avr-mmcu-texi): Call
1073 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
1075 2012-05-29 Michael Matz <matz@suse.de>
1077 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
1078 assign_temp): Remove 'keep' argument.
1079 (mark_temp_addr_taken): Remove prototype.
1080 * tree.h (expand_decl): Remove prototype.
1081 * function.c (struct temp_slot): Remove addr_taken and keep member.
1082 (assign_stack_temp_for_type) Don't initialize above, remove
1084 (assign_stack_temp, assign_temp): Remove keep argument.
1085 (mark_temp_addr_taken): Remove.
1086 (preserve_temp_slots): Remove handling of addr_taken and keep members.
1087 (free_temp_slots): Ditto.
1088 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
1090 * stmt.c (expand_asm_operands): Remove dead code.
1091 (expand_decl): Remove.
1092 * c-decl.c (finish_struct): Don't call expand_decl.
1093 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
1094 and assign_stack_temp.
1095 * calls.c (save_fixed_argument_area, initialize_argument_information,
1096 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
1097 * expmed.c (extract_bit_field_1): Ditto.
1098 * expr.c (emit_group_load_1, emit_group_store,
1099 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
1100 store_field, expand_constructor, expand_cond_expr_using_cmove,
1101 expand_expr_real_2, expand_expr_real_1): Ditto.
1102 * stmt.c (expand_asm_operands, expand_return): Ditto.
1104 * function.c (pop_temp_slots): Call free_temp_slots.
1105 * calls.c (store_one_arg): Don't call preserve_temp_slots or
1107 * expr.c (expand_assignment): Don't call free_temp_slots.
1109 * config/arm/arm.c (neon_expand_vector_init): Ditto.
1110 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
1111 (ix86_expand_vector_extract): Ditto.
1112 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
1113 ia64_expand_movxf_movrf): Ditto.
1114 * config/mips/mips.c (mips_expand_vi_general): Ditto.
1115 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
1116 extendsfdf2): Ditto.
1117 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
1118 rs6000_expand_vector_set, rs6000_expand_vector_extract,
1119 rs6000_allocate_stack_temp): Ditto.
1120 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
1121 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
1122 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
1123 sparc_expand_vector_init): Ditto.
1125 2012-05-29 Michael Matz <matz@suse.de>
1127 * c-tree.h (c_expand_decl): Remove prototype.
1129 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
1131 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
1132 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
1133 COMPOUND_LITERAL_EXPR.
1134 * function.c (expand_function_start): Don't call expand_decl,
1135 instead assert that we have RTL assigned.
1136 * tree-ssa-live.c (remove_unused_locals): Clear
1137 nonlocal_goto_save_area if its backing variable is removed.
1138 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
1140 (expand_decl): Assert that this does nothing.
1141 * calls.c (expand_call): Don't call mark_temp_addr_taken.
1143 2012-05-29 Richard Guenther <rguenther@suse.de>
1145 PR tree-optimization/53516
1146 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
1148 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
1150 2012-05-29 Joseph Myers <joseph@codesourcery.com>
1152 * LANGUAGES: Fix typos.
1153 * Makefile.in: Fix typos.
1154 * alias.c: Fix typos.
1155 * auto-inc-dec.c: Fix typos.
1156 * bb-reorder.c: Fix typos.
1157 * cfgcleanup.c: Fix typos.
1158 * cgraph.c: Fix typos.
1159 * cgraph.h: Fix typos.
1160 * cgraphunit.c: Fix typos.
1161 * collect2-aix.h: Fix typos.
1162 * collect2.c: Fix typos.
1163 * compare-elim.c: Fix typos.
1164 * config/alpha/vms.h: Fix typos.
1165 * config/arm/README-interworking: Fix typos.
1166 * config/arm/arm.c: Fix typos.
1167 * config/arm/iterators.md: Fix typos.
1168 * config/arm/vxworks.h: Fix typos.
1169 * config/avr/avr.c: Fix typos.
1170 * config/avr/avr.h: Fix typos.
1171 * config/avr/avr.md: Fix typos.
1172 * config/avr/builtins.def: Fix typos.
1173 * config/c6x/c6x.c: Fix typos.
1174 * config/cr16/cr16.c: Fix typos.
1175 * config/cr16/cr16.md: Fix typos.
1176 * config/cris/cris.md: Fix typos.
1177 * config/darwin.c: Fix typos.
1178 * config/darwin.opt: Fix typos.
1179 * config/i386/i386-c.c: Fix typos.
1180 * config/i386/i386.c: Fix typos.
1181 * config/ia64/ia64.c: Fix typos.
1182 * config/m68k/cf.md: Fix typos.
1183 * config/mep/mep.c: Fix typos.
1184 * config/microblaze/microblaze.c: Fix typos.
1185 * config/microblaze/microblaze.h: Fix typos.
1186 * config/mn10300/mn10300.c: Fix typos.
1187 * config/mn10300/mn10300.md: Fix typos.
1188 * config/pa/pa.c: Fix typos.
1189 * config/picochip/picochip.h: Fix typos.
1190 * config/rs6000/a2.md: Fix typos.
1191 * config/rs6000/rs6000.c: Fix typos.
1192 * config/rs6000/vector.md: Fix typos.
1193 * config/rx/rx.md: Fix typos.
1194 * config/rx/rx.opt: Fix typos.
1195 * config/s390/2097.md: Fix typos.
1196 * config/s390/s390.c: Fix typos.
1197 * config/s390/s390.h: Fix typos.
1198 * config/sh/sh.c: Fix typos.
1199 * config/sh/sh.md: Fix typos.
1200 * config/sparc/sync.md: Fix typos.
1201 * config/spu/spu.c: Fix typos.
1202 * config/spu/spu.md: Fix typos.
1203 * config/vms/vms.c: Fix typos.
1204 * config/vxworks-dummy.h: Fix typos.
1205 * config/vxworks.h: Fix typos.
1206 * cselib.c: Fix typos.
1207 * df-scan.c: Fix typos.
1209 * doc/extend.texi: Fix typos.
1210 * doc/install.texi: Fix typos.
1211 * doc/invoke.texi: Fix typos.
1212 * doc/md.texi: Fix typos.
1213 * doc/plugins.texi: Fix typos.
1214 * doc/rtl.texi: Fix typos.
1216 * dwarf2asm.c: Fix typos.
1217 * dwarf2out.c: Fix typos.
1218 * except.h: Fix typos.
1219 * expr.c: Fix typos.
1220 * fold-const.c: Fix typos.
1222 * gcse.c: Fix typos.
1223 * genautomata.c: Fix typos.
1224 * gengtype-state.c: Fix typos.
1225 * gengtype.c: Fix typos.
1226 * genhooks.c: Fix typos.
1227 * gimple-fold.c: Fix typos.
1228 * gimple-pretty-print.c: Fix typos.
1229 * gimple.c: Fix typos.
1230 * gimple.h: Fix typos.
1231 * gimplify.c: Fix typos.
1232 * graphite-interchange.c: Fix typos.
1233 * graphite-sese-to-poly.c: Fix typos.
1234 * ifcvt.c: Fix typos.
1235 * input.c: Fix typos.
1236 * ipa-cp.c: Fix typos.
1237 * ipa-inline-analysis.c: Fix typos.
1238 * ipa-inline-transform.c: Fix typos.
1239 * ipa-inline.c: Fix typos.
1240 * ipa-pure-const.c: Fix typos.
1241 * ipa-ref.h: Fix typos.
1242 * ipa-reference.c: Fix typos.
1243 * ipa-utils.c: Fix typos.
1245 * ira-emit.c: Fix typos.
1246 * ira-lives.c: Fix typos.
1247 * lto-streamer.c: Fix typos.
1248 * lto-streamer.h: Fix typos.
1249 * lto-wrapper.c: Fix typos.
1251 * mode-switching.c: Fix typos.
1252 * modulo-sched.c: Fix typos.
1253 * plugin.c: Fix typos.
1254 * postreload.c: Fix typos.
1255 * sched-deps.c: Fix typos.
1256 * sel-sched-ir.c: Fix typos.
1257 * sel-sched-ir.h: Fix typos.
1258 * sel-sched.c: Fix typos.
1259 * sese.c: Fix typos.
1260 * stor-layout.c: Fix typos.
1261 * target-hooks-macros.h: Fix typos.
1262 * target.def: Fix typos.
1263 * trans-mem.c: Fix typos.
1264 * tree-eh.c: Fix typos.
1265 * tree-predcom.c: Fix typos.
1266 * tree-sra.c: Fix typos.
1267 * tree-ssa-address.c: Fix typos.
1268 * tree-ssa-loop-ivopts.c: Fix typos.
1269 * tree-ssa-loop-niter.c: Fix typos.
1270 * tree-ssa-math-opts.c: Fix typos.
1271 * tree-ssa-pre.c: Fix typos.
1272 * tree-ssa-propagate.c: Fix typos.
1273 * tree-ssa-reassoc.c: Fix typos.
1274 * tree-ssa-sccvn.c: Fix typos.
1275 * tree-ssa-ter.c: Fix typos.
1276 * tree-ssa-uninit.c: Fix typos.
1277 * tree-ssanames.c: Fix typos.
1278 * tree-vect-generic.c: Fix typos.
1279 * tree-vect-slp.c: Fix typos.
1280 * tree.c: Fix typos.
1281 * tree.h: Fix typos.
1282 * varasm.c: Fix typos.
1283 * varpool.c: Fix typos.
1285 2012-05-29 Joseph Myers <joseph@codesourcery.com>
1287 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
1289 2012-05-29 Richard Guenther <rguenther@suse.de>
1291 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
1293 (add_referenced_var_1): Re-organize. Assert we are not
1295 (remove_referenced_var): Likewise.
1296 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
1297 * tree-mudflap.c (execute_mudflap_function_ops): Do not
1298 call add_referenced_var on globals.
1299 * matrix-reorg.c (transform_access_sites): Likewise.
1301 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
1303 * alias.c (reg_known_value): Make this a VEC.
1304 (reg_known_equiv_p): Make this an sbitmap.
1305 (reg_known_value_size): Remove.
1306 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
1307 set_reg_known_equiv_p): Update for reg_known_value and
1308 reg_known_value_size data structure change.
1309 (init_alias_analysis, end_alias_analysis): Likewise.
1311 2012-05-29 Jakub Jelinek <jakub@redhat.com>
1314 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
1315 to avoid leaking memory. No need to handle memory allocation
1316 failure. Double string_len on each reallocation instead of adding 2.
1317 * gcov.c (read_line): Likewise.
1319 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
1321 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
1323 * config/cris/cris.md ("trap"): Define, enabled for
1324 TARGET_TRAP_USING_BREAK8.
1325 * config/cris/cris.opt (mtrap-using-break8): New option.
1327 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
1330 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
1333 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
1335 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
1336 (Standard Names): Fix typos in documentation of atomic patterns.
1338 2012-05-27 Nathan Sidwell <nathan@acm.org>
1340 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
1342 2012-05-26 Jason Merrill <jason@redhat.com>
1345 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
1346 about array compound literals.
1348 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
1350 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
1351 if CLEANUP_NO_INSN_DEL.
1352 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
1353 from cfg_layout_merge_blocks.
1354 (emit_nop_for_unique_locus_between): New function.
1355 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
1356 (cfg_layout_merge_blocks): Likewise.
1358 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
1359 Paolo Bonzini <bonzini@gnu.org>
1361 * df-scan.c (df_def_record_1): Assert a parallel must contain an
1362 EXPR_LIST at this point. Receive the LOC and move its extraction...
1363 (df_defs_record): ... here. Change if-else to a switch statement.
1364 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
1365 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
1366 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
1367 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
1368 regs_invalidated_by_call.
1369 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
1372 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
1375 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
1376 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
1378 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1380 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
1381 software floating point emulation. No longer build the multilibs
1382 with -mstrict-align.
1384 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
1387 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
1388 accessed indirectly.
1389 (ipa_tm_create_version): Same.
1391 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
1394 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
1395 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
1397 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
1400 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
1401 (ix86_expand_vec_perm): Use int mode instead of float.
1402 (expand_vec_perm_pshufb): Remove handling of useseless type
1405 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
1408 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
1409 gnu_ld variables to yes.
1410 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
1411 (HAVE_GNU_AS): Likewise.
1412 * config.in: Regenerate.
1413 * configure: Likewise.
1415 2012-05-25 Tristan Gingold <gingold@adacore.com>
1417 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
1418 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
1419 and preferred_alignment.
1421 2012-05-25 Tristan Gingold <gingold@adacore.com>
1423 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
1425 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
1427 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
1428 volatile bitfields case.
1430 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
1432 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
1433 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
1434 (adjacent_mem_locations): Move some code to and call...
1435 (get_memref_parts): ...new function.
1436 (mem_locations_overlap): New function.
1437 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
1438 (is_mem_ref): Rename to...
1439 (find_mem_ref): ...this. Return MEM rtx.
1440 (get_store_dest): Remove function.
1441 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
1442 new parameter and adjust calls.
1443 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
1444 mem refs overlap for true_store_to_load_dep_costly.
1445 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
1446 passed to adjacent_mem_locations.
1447 (is_costly_group): Walk resolved dependency list.
1448 (force_new_group): Emit group ending nop for Power6/Power7.
1449 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
1450 (group_ending_nop): New define_insn.
1452 2012-05-24 Dodji Seketeli <dodji@redhat.com>
1454 Make unwound macro expansion trace less redundant
1455 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
1456 context of macro definition in the trace, when it's redundant.
1459 2012-05-24 Richard Guenther <rguenther@suse.de>
1462 * tree-profile.c (tree_profiling): Cleanup the CFG if
1463 execute_fixup_cfg requests it.
1465 2012-05-24 Richard Guenther <rguenther@suse.de>
1467 * tree-flow.h (create_var_ann): Remove.
1468 * tree-dfa.c (create_var_ann): Remove and inline into its
1470 (add_referenced_var_1): ... here.
1471 * varpool.c (add_new_static_var): Do not call add_referenced_var
1473 * gimple-fold.c (canonicalize_constructor_val): Likewise.
1474 * tree-switch-conversion.c (build_one_array): Likewise.
1475 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
1476 * tree-flow-inline.h (gimple_referenced_vars): Guard against
1478 * tree-inline.c (remap_gimple_op_r): Likewise. Check
1479 gimple_referenced_vars instead of gimple_in_ssa_p.
1480 (copy_tree_body_r): Likewise.
1481 (setup_one_parameter): Likewise.
1482 (declare_return_variable): Likewise.
1483 (tree_function_versioning): Likewise.
1485 2012-05-24 Jakub Jelinek <jakub@redhat.com>
1487 PR tree-optimization/53465
1488 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
1489 vr0 into *vr, then vrp_meet that.
1490 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
1491 have any equivalences.
1492 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
1495 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
1497 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
1499 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
1500 check end_regno - 1 is a hard register.
1502 2012-05-24 Richard Guenther <rguenther@suse.de>
1504 * varpool.c (add_new_static_var): Remove call to create_var_ann.
1505 * tree-ssa-operands.c (create_vop_var): Likewise.
1507 2012-05-24 Richard Guenther <rguenther@suse.de>
1510 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
1512 (remove_unused_locals): Pass global_unused_vars to
1513 remove_unused_scope_block_p. Restore code walking all
1514 referenced vars and pruning them.
1516 2012-05-23 Jan Hubicka <jh@suse.cz>
1518 * tree.h (alias_diag_flags): Remove.
1519 (alias_pair): Remove emitted_diags.
1520 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
1521 symbol_alias_set_t, symbol_alias_set_destroy,
1522 symbol_alias_set_contains, propagate_aliases_backward): Remove.
1523 * toplev.c (compile_file): Do not call finish_aliases_2
1524 * cgraphunit.c (cgraph_process_new_functions): Do not call
1526 (handle_alias_pairs): Output diagnostics about aliases to externals.
1527 (assemble_thunks_and_aliases): Use do_assemble_alias.
1528 (output_weakrefs): Likewise.
1529 (finalize_compilation_unit): Do not call finish_aliases_1.
1530 * ipa.c (symtab_remove_unreachable_nodes): De not call
1531 remove_unreachable_alias_pairs.
1532 * varasm.c (do_assemble_alias): Export.
1533 (symbol_alias_set_create, symbol_alias_set_destroy,
1534 symbol_alias_set_contains, symbol_alias_set_insert,
1535 propagate_aliases_forward, propagate_aliases_backward,
1536 propagate_aliases_backward, trivially_visible_alias,
1537 trivially_defined_alias, remove_unreachable_alias_pairs,
1538 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
1539 * output.h (do_assemble_alias): Declare.
1540 * varpool.c (varpool_remove_unreferenced_decls): Do not call
1543 2012-05-23 Martin Jambor <mjambor@suse.cz>
1545 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
1547 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
1549 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
1551 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
1552 (iterative_hash_gimple_type): Adjust comment.
1553 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
1554 domain for an array type instead of the domain type itself.
1556 2012-05-23 Richard Guenther <rguenther@suse.de>
1558 PR tree-optimization/53438
1559 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
1561 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
1564 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
1565 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
1568 2012-05-23 Richard Guenther <rguenther@suse.de>
1570 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
1571 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
1572 via the global_unused_vars bitmap.
1573 (remove_unused_locals): Handle global vars in local-decls via
1574 a global_unused_vars bitmap instead of the used flag in the
1575 var annotation. Simplify global variable handling and removal.
1577 2012-05-22 Jan Hubicka <jh@suse.cz>
1580 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
1581 from other partitions.
1583 2012-05-22 Jan Hubicka <jh@suse.cz>
1586 * symtab.c (symtab_register_node): Fix ordering issue.
1588 2012-05-22 Steven Drake <sbd@NetBSD.org>
1590 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
1592 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
1594 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
1595 Use strip_name_encoding target hook.
1597 2012-05-22 Richard Guenther <rguenther@suse.de>
1599 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
1600 (init_function_for_compilation): Remove.
1601 * tree-dfa.c (find_vars_r): Take struct function argument.
1602 (find_referenced_vars_in): Adjust.
1603 * tree-ssa-operands.c (clobber_stats): Remove.
1604 (create_vop_var): Take struct function argument. Mark
1605 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
1606 (init_ssa_operands): Take struct function argument.
1607 (fini_ssa_operands): Do not dump dead stats.
1608 * tree-ssa-operands.h (init_ssa_operands): Take struct function
1610 * cgraphunit.c (init_lowered_empty_function): Adjust.
1611 * lto-streamer-in.c (input_cfg): Likewise.
1612 * tree-inline.c (initialize_cfun): Likewise.
1613 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
1614 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
1615 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
1616 virtual operands are not registers.
1618 2012-05-22 Richard Guenther <rguenther@suse.de>
1620 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
1622 2012-05-22 Richard Guenther <rguenther@suse.de>
1625 * tree-inline.c (setup_one_parameter): Create a dummy init
1626 statement for unused parameters when not optimizing.
1628 2012-05-22 Richard Guenther <rguenther@suse.de>
1630 * tree-flow.h (add_referenced_var_1): Declare.
1631 (add_referenced_var): Define.
1632 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
1633 (add_referenced_var): Rename to ...
1634 (add_referenced_var_1): ... this. Take struct function argument.
1636 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1639 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
1640 * config/arm/arm.c (arm_validize_comparison): Define.
1641 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
1642 arm_validize_comparison.
1643 ("cbranchdi4"): Likewise.
1644 ("cstoredi4"): Likewise.
1645 ("movsicc"): Likewise.
1646 ("movsfcc"): Likewise.
1647 ("movdfcc"): Likewise.
1649 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
1651 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
1652 the mw_reg_pool size.
1654 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
1656 PR tree-optimization/53336
1657 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
1658 non-integer integral types to offset type and vice versa.
1660 2012-05-22 Alan Modra <amodra@gmail.com>
1662 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
1663 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
1664 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
1665 V_SAVE_INLINE): Delete.
1666 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
1667 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
1668 For ELF targets, use out-of-line restores for -Os and any number
1669 of regs if the restore exits, and out-of-line gp save for two or
1670 more regs. Use save_reg_p to test for holes in reg restore set.
1671 Replace "#if" with "if".
1673 2012-05-22 Alan Modra <amodra@gmail.com>
1675 * config/rs6000/rs6000.c (save_reg_p): New function.
1676 (first_reg_to_save, first_fp_reg_to_save): Use it here.
1677 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
1678 (emit_frame_save): Use gen_frame_store.
1679 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
1680 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
1682 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
1683 vrsave, toc, gp and fp restores.
1685 2012-05-22 Alan Modra <amodra@gmail.com>
1687 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
1688 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
1689 Move function pointer variables after forward declarations.
1690 (rs6000_builtin_support_vector_misalignment): Make static.
1691 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
1692 (rs6000_function_value, rs6000_can_eliminate): Likewise.
1694 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
1696 PR rtl-optimization/53373
1697 * caller-save.c (save_call_clobbered_regs): Look into a possible
1698 PARALLEL manually rather than using single_set on a call insn.
1700 2012-05-21 Jakub Jelinek <jakub@redhat.com>
1702 PR tree-optimization/53436
1703 * omp-low.c (omp_build_component_ref): New function.
1704 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
1706 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
1708 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
1710 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
1711 Do not print '.' here. Output operand lossage error for unhandled
1716 <case 'z'>: Hardcode "code" argument into error strings.
1718 <case 'D'>: Merge AVX and non-AVX codes.
1719 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
1720 Update call to put_condition_code.
1722 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
1724 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
1726 (clzsi2): New expander.
1727 (*clzsi2_68k): New insn.
1728 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
1730 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
1732 * gimple.h (gimple_set_in_transaction): Remove.
1733 (gimple_in_transaction): Look in BB instead.
1734 (gimple_statement_base): Remove in_transaction field.
1735 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
1736 * trans-mem.c (compute_transaction_bits): Place transaction bit
1737 information into basic blocks.
1739 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
1741 * expr.c (get_def_for_expr_class): Define only if
1742 HAVE_conditional_move.
1743 (convert_tree_comp_to_rtx): Likewise.
1745 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
1748 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
1750 (ffssi2_no_cmove): Ditto.
1751 (*ffs<mode>_1): Remove insn pattern.
1752 (*tzcnt<mode>_1): New insn pattern.
1753 (*bsf<mode>1): Ditto.
1755 2012-05-21 Richard Guenther <rguenther@suse.de>
1757 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
1758 more referenced vars.
1759 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
1760 flag on variables that have a var-annotation.
1762 2012-05-21 Joseph Myers <joseph@codesourcery.com>
1765 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
1766 from folded operands before wrapping another around the
1767 conditional expression.
1769 2012-05-21 Jakub Jelinek <jakub@redhat.com>
1771 PR tree-optimization/53366
1772 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
1773 tests if complex_numbers == 2, but there are non-complex number loads
1776 PR tree-optimization/53409
1777 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
1778 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
1780 PR tree-optimization/53410
1781 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
1782 instead of build_int_cst (type, 0) where vector types might be
1783 involved. Instead of build_int_cst (type, 1) convert the original
1784 integer_onep argument to the desired type.
1786 2012-05-21 Michael Matz <matz@suse.de>
1788 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
1789 (simplify_test_exp): Handle one more case of distributive law,
1790 decrease cost threshold.
1791 (tests_attr_p, get_attr_order): New functions.
1792 (optimize_attrs): Use topological order, inline only cheap values.
1793 (write_attr_set): Reset our_known_true after some time.
1795 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
1798 * config/i386/i386.c (type_natural_mode): Warn passing SSE
1799 vector argument without SSE enabled changes the ABI.
1801 2012-05-21 Richard Guenther <rguenther@suse.de>
1803 PR tree-optimization/53408
1804 * tree-vect-loop.c (vectorizable_induction): Properly check
1805 the restriction that we cannot handle induction results from
1806 the inner loop outside of the outer loop.
1808 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
1811 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
1812 (UNSPECV_RDRAND): This.
1813 (rdrand<mode>_1): Updated.
1815 2012-05-21 Richard Guenther <rguenther@suse.de>
1817 * tree-loop-distribution.c (can_generate_builtin): Reject
1820 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
1822 * Makefile.in (options.c): Add options.h to included header
1825 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
1827 * tree-parloops.c : Add myself to contributors, update
1828 TODO list, add link to wiki.
1830 2012-05-21 Alan Modra <amodra@gmail.com>
1832 * config/rs6000/predicates.md (input_operand): Don't match
1833 constant pool addresses. Remove label_ref, high and plus from
1834 match_code list. Remove redundant CONSTANT_P test.
1835 (splat_input_operand): Similarly update match_code list.
1836 (small_toc_ref): New predicate.
1837 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
1838 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
1839 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
1840 register checks to..
1841 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
1842 generated by create_TOC_reference.
1843 (rs6000_legitimize_address): Update cerate_TOC_reference call.
1844 (rs6000_delegitimize_address): Handle new rtl for toc refs.
1845 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
1846 (use_toc_relative_ref): New function, split out from..
1847 (rs6000_emit_move): ..here. Remove redundant tests. Update
1848 create_TOC_reference calls.
1849 (rs6000_legitimize_reload_address): Formatting. Handle splitting
1850 of medium/large model toc addresses. Use use_toc_relative_ref.
1851 (print_operand): Formatting, style. Adjust for toc changes.
1852 (print_operand_address): Likewise.
1853 (rs6000_output_addr_const_extra): Likewise.
1854 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
1855 than a PLUS. Use this formulation for both high and low part
1856 of -mcmodel=medium/large toc reference too. Before reload,
1857 always use the small model formulation.
1858 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
1859 a PLUS in high part of addresses here.
1860 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
1861 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
1862 (largetoc_high, largetoc_low): Move earlier. Cope when no
1864 (largetoc_high_plus): New insn.
1865 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
1866 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
1867 (tocref): ..instead do so here, new insn and split.
1869 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
1871 * config/i386/driver-i386.c (host_detect_local_cpu): Support
1872 RDRND, F16C and FSGSBASE.
1874 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1876 PR rtl-optimzation/53373
1877 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
1878 call pattern. Update split patterns.
1879 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
1880 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
1882 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
1884 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
1887 2012-05-18 Jan Hubicka <jh@suse.cz>
1889 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
1890 (cgraph_process_new_functions): Process also aliases.
1891 * lto-streamer-out.c (struct sets): Remove.
1892 (trivally_defined_alias): Remove.
1893 (output_alias_pair_p): Remove.
1894 (output_unreferenced_globals): Remove.
1895 (produce_symtab); Do not handle alias pairs.
1896 (produce_asm_for_decls): Likewise.
1897 * lto-streamer-in.c (input_alias_pairs): Remove.
1898 (lto_read_body): Do not input alias pairs.
1899 (lto_input_constructors_and_inits): Remove.
1901 2012-05-18 Jan Hubicka <jh@suse.cz>
1903 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
1906 2012-05-18 Jan Hubicka <jh@suse.cz>
1908 * cgraphbuild.c (record_reference): Update.
1909 * lto-cgraph.c (lto_output_varpool_node): External vars
1910 are not in other partition even if they are not output
1911 in current partition.
1912 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
1914 (canonicalize_constructor_val): Take FROM_DECL argument.
1915 (fold_ctor_reference, fold_string_cst_ctor_reference,
1916 fold_array_ctor_reference, fold_nonarray_ctor_reference,
1917 fold_ctor_reference): Likewise.
1918 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
1919 * gimple.h (gimple_fold_builtin): Likewise.
1921 2012-05-18 Olivier Hainque <hainque@adacore.com>
1923 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
1924 $(libsubdir) as libexecsubdir.
1926 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1928 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
1929 relied on signed overflow behavior.
1931 2012-05-18 Richard Guenther <rguenther@suse.de>
1933 PR tree-optimization/53346
1934 * tree-loop-distribution.c (ldist_gen): Make sure to apply
1935 builtin transform even when only a single partition with
1936 all reads/writes exists.
1938 2012-05-18 Richard Guenther <rguenther@suse.de>
1940 PR tree-optimization/53390
1941 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
1944 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1946 * tree-ssa-reassoc.c (bip_map): Remove decl.
1947 (completely_remove_stmt): Remove function.
1948 (remove_def_if_absorbed_call): Remove function.
1949 (remove_visited_stmt_chain): Remove __builtin_powi handling.
1950 (possibly_move_powi): Remove function.
1951 (rewrite_expr_tree): Remove calls to possibly_move_powi.
1952 (rewrite_expr_tree_parallel): Likewise.
1953 (attempt_builtin_powi): Build multiplies explicitly rather than
1954 relying on the ops vector and rank system.
1955 (transform_stmt_to_copy): New function.
1956 (transform_stmt_to_multiply): Likewise.
1957 (reassociate_bb): Handle leftover operations after __builtin_powi
1958 optimization; build a final multiply if necessary.
1960 2012-05-18 Jan Hubicka <jh@suse.cz>
1962 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
1963 (mark_functions_to_output): Fix sanity check.
1964 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
1966 2012-05-18 Richard Guenther <rguenther@suse.de>
1968 * tree-flow.h (mark_symbols_for_renaming): Remove.
1969 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
1970 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
1971 (copy_debug_stmt): Likewise.
1972 (expand_call_inline): Likewise.
1973 (declare_return_variable): Mark the return variable for renaming
1976 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
1978 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
1980 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
1981 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
1982 (ashrdi3,lshrdi3): Likewise.
1983 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
1985 2012-05-18 Meador Inge <meadori@codesourcery.com>
1987 PR rtl-optimization/53352
1988 * cse.c (equiv_constant): Ignore paradoxical subregs.
1990 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
1992 PR rtl-optimization/53125
1993 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
1994 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
1995 die in the basic block. Correctly top off REG_FREQ and
1996 REG_FREQ_CALLS_CROSSED.
1998 (regstat_compute_ri): Allocate and free local_live_last_luid.
2000 (regstat_bb_compute_calls_crossed): Correctly top off
2001 REG_FREQ_CALLS_CROSSED.
2003 2012-05-17 Jan Hubicka <jh@suse.cz>
2005 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
2006 constructor over decl without.
2007 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
2008 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
2009 * cgraphunit.c (process_function_and_variable_attributes): Finalize
2011 (mark_functions_to_output): Also accept bodies for functions with
2013 (output_in_order): Skip external vars.
2014 * lto-cgraph.c (lto_output_node): External functions are never in other
2016 (lto_output_varpool_node): Likewise.
2017 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
2018 forgotten initializers.
2019 * ipa.c (process_references): Handle external vars.
2020 (symtab_remove_unreachable_nodes): Update to handle external vars.
2021 (varpool_externally_visible_p): External vars are externally visible.
2022 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
2023 * varpool.c (varpool_remove_node): Remove constructor.
2024 (decide_is_variable_needed): Handle externals.
2025 (varpool_remove_unreferenced_decls): Likewise.
2027 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
2029 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
2030 (enable_warning_as_error): Do not special case Wuninitialized.
2031 * optc-gen.awk: Add sanity checks.
2033 2012-05-17 Jan Hubicka <jh@suse.cz>
2035 * ipa-reference.c (is_proper_for_analysis): Do not check flags
2036 that might change as result of global optimization.
2037 (analyze_function): Do not check analyzed and externally_visible
2038 flags; be happy about address dereferences.
2039 (propagate): Prune all_module_statics so it really contains just
2040 statics; prune all the local summaries.
2041 (ipa_reference_write_optimization_summary): Simplify.
2043 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
2045 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
2046 * config/m68k/m68k-tables.opt: Regenerated.
2047 * doc/invoke.texi (M680x0 Options): Document.
2049 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
2050 Patrick Marlier <patrick.marlier@gmail.com>
2052 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
2055 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
2057 * configure: Regenerated.
2059 2012-05-16 Andrew Pinski <apinski@cavium.com>
2061 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
2064 2012-05-16 David S. Miller <davem@davemloft.net>
2066 * jump.c (delete_related_insns): If we remove a CALL, make sure
2067 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
2069 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2071 PR tree-optimization/53217
2072 * tree-ssa-reassoc.c (bip_map): New static variable.
2073 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
2074 (attempt_builtin_powi): Save feeding multiplies on a stack.
2075 (reassociate_bb): Create and destroy bip_map.
2077 2012-05-16 Olivier Hainque <hainque@adacore.com>
2079 * Makefile.in (install-no-fixedincludes): New target, former toplevel
2080 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
2081 Add comments and improve stamp preservation across the whole sequence.
2082 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
2084 2012-05-16 Richard Guenther <rguenther@suse.de>
2086 * tree-inline.c (insert_init_stmt): Do not call
2087 mark_symbols_for_renaming.
2088 (setup_one_parameter): Avoid initializing unused parameters.
2089 (declare_return_variable): Properly handle DECL_BY_REFERENCE
2090 return vars in SSA form.
2092 2012-05-16 Richard Guenther <rguenther@suse.de>
2094 * tree-flow.h (get_virtual_var): Remove.
2095 * tree-dfa.c (get_virtual_var): Likewise.
2097 2012-05-16 Richard Guenther <rguenther@suse.de>
2099 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
2100 Remove set-only bitmap of new names.
2101 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
2103 * tree-flow.h (ssa_names_to_replace): Remove.
2104 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
2106 2012-05-16 Richard Guenther <rguenther@suse.de>
2108 PR tree-optimization/53364
2109 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
2110 detect a view-conversion of the decl.
2112 2012-05-16 Dodji Seketeli <dodji@redhat.com>
2114 PR preprocessor/7263
2115 * c-tree.h (enum c_declspec_word): Declare new enum.
2116 (struct c_declspecs::locations): New member.
2117 (declspecs_add_qual, declspecs_add_scspec)
2118 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
2120 * c-decl.c (build_null_declspecs): Initialize the new struct
2121 c_declspecs::locations member.
2122 (declspecs_add_addrspace): Take a location parameter for the
2123 address space. Store it onto declaration specifiers.
2124 (declspecs_add_qual): Likewise, take a location parameter for the
2126 (declspecs_add_type): Likewise, take a location parameter for the
2128 (declspecs_add_scspec): Likewise, take a location parameter for
2129 the storage class specifier.
2130 (declspecs_add_attrs): Likewise, take a location parameter for the
2132 (declspecs_add_alignas): Likewise, take a location parameter for
2134 (finish_declspecs): For diagnostics, use the location of the
2135 relevant declspec, instead of the global input_location.
2136 * c-parser.c (c_parser_parameter_declaration): Pass the precise
2137 virtual location of the declspec to the declspecs-setters.
2138 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
2141 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2143 * configure.ac: Stack protector enabling for Android targets.
2144 * configure: Regenerate.
2146 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2148 * ira.c (pseudo_move_insn): Delete.
2149 (find_moveable_pseudos): Don't set it.
2150 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
2151 the definitions of the original pseudo. Delete all of them.
2153 2012-05-16 Olivier Hainque <hainque@adacore.com>
2155 * config/rs6000/rs6000-opts.h (enum processor_type): Add
2157 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
2158 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
2159 * config/rs6000/8540.md: indicate that the units/patterns apply to
2162 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
2163 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
2164 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
2165 related flags, check that what is queried is supported by the selected
2166 configuration. Rework the single/double_float and MASK_STRING resets to
2167 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
2168 costs for PROCESSOR_PPC8548 as well.
2169 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
2170 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
2171 statement instead of a sequence of ifs.
2173 * config/rs6000/rs6000.h (TARGET_E500): Remove.
2174 (TARGET_NO_LWSYNC): Adjust accordingly.
2175 * config/rs6000/e500.h (TARGET_E500): Remove.
2176 (CHECK_E500_OPTIONS): Adjust accordingly.
2177 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
2178 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
2179 * config/rs6000/linuxspe.h: Likewise.
2180 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
2181 superfluous comments.
2182 * config/rs6000/e500-double.h: Remove.
2184 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
2185 default to with_cpu=8548 if --enable-e500-double, and to 8540
2187 (set misc flags section): For powerpc*|rs6000*, remove inclusion
2188 of e500-double.h for --enable-e500-double.
2190 2012-05-16 Olivier Hainque <hainque@adacore.com>
2192 * Makefile.in (s-header-vars): Resort to -n instead of trailing
2193 -e d in sed invocation.
2195 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
2197 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
2199 * doc/tm.texi: Regenerate.
2201 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
2203 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
2205 2012-05-15 Jakub Jelinek <jakub@redhat.com>
2208 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
2209 that operands[2] is either immediate, or q_regs_operand.
2211 2012-05-15 Richard Guenther <rguenther@suse.de>
2213 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
2214 (assemble_thunk): Likewise. Manually rename and register
2217 2012-05-15 Richard Guenther <rguenther@suse.de>
2219 PR tree-optimization/53355
2220 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
2223 2012-05-15 Tristan Gingold <gingold@adacore.com>
2225 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
2227 2012-05-15 Richard Guenther <rguenther@suse.de>
2229 * gimple.c (gimple_set_modified): Move ...
2230 * gimple.h (gimple_set_modified): ... here.
2232 2012-05-15 Tristan Gingold <gingold@adacore.com>
2234 * ira-color.c (move_spill_restore): Add a guard.
2236 2012-05-15 Tristan Gingold <gingold@adacore.com>
2238 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
2241 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
2243 * gimplify.c (gimplify_init_constructor): Do a block move for very
2244 small objects as well.
2246 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
2248 * ira.c (find_moveable_pseudos): Skip registers whose
2249 DF_REG_EQ_USE_COUNT is nonzero.
2251 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2253 * doc/md.texi (fma): Define to only be applicable for single rounding.
2255 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
2258 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
2259 generate target register for "load" class builtins.
2262 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
2265 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
2266 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
2267 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
2268 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
2269 (<sse>_movu<ssemodesuffix>): New expander.
2270 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
2271 (avx_movdqu<avxmodesuffix>): New expander.
2272 (*sse2_movdqu): Rename from sse2_movdqu.
2273 (sse2_movdqu): New expander.
2275 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
2278 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
2279 (canonicalize_perm): ... new function.
2280 (expand_vec_perm_2vperm2f128_vshuf): New function.
2281 (ix86_expand_vec_perm_const_1): Call it.
2283 2012-05-14 Andrew Pinski <apinski@cavium.com>
2284 H.J. Lu <hongjiu.lu@intel.com>
2285 Jakub Jelinek <jakub@redhat.com>
2288 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
2291 2012-05-14 Jakub Jelinek <jakub@redhat.com>
2293 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
2294 lineno 1 the same as lineno 0 before first start file directive.
2295 (optimize_macinfo_range): Likewise.
2297 * dwarf2out.c (have_macinfo): Define.
2298 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
2299 attribute, don't force empty compilation unit and don't emit any
2300 .debug_macinfo/.debug_macro section if macinfo_table is empty.
2302 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
2305 * config/avr/avr.c (avr_const_address_lo16): Remove.
2306 (avr_assemble_integer): Print ".byte lo8(x)",
2307 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
2308 .warning if 3-byte address is assembled.
2309 * doc/extend.texi (AVR Named Address Spaces): Document that
2310 binutils 2.23 is needed to assemble 3-byte addresses.
2312 2012-05-14 Richard Guenther <rguenther@suse.de>
2314 * tree-vect-data-refs.c (vect_setup_realignment): Remove
2315 call to mark_symbols_for_renaming.
2316 (vect_permute_load_chain): Likewise.
2317 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
2318 instead of calling mark_symbols_for_renaming.
2319 * tree-vect-stmts.c (read_vector_array): Remove call to
2320 mark_symbols_for_renaming.
2321 (write_vector_array): Likewise.
2322 (vectorizable_call): Likewise.
2323 (vectorizable_store): Likewise.
2324 (vectorizable_load): Likewise.
2325 * matrix-reorg.c (transform_allocation_sites): Likewise.
2326 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2327 (create_expression_by_pieces): Likewise.
2329 2012-05-14 Richard Guenther <rguenther@suse.de>
2331 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
2332 of statements for renaming.
2333 (force_gimple_operand_1): Likewise, consistently for both
2334 calls to force_gimple_operand and force_gimple_operand_gsi.
2336 2012-05-14 Richard Guenther <rguenther@suse.de>
2338 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
2339 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
2341 (expand_omp_for): Likewise.
2342 (expand_omp_for_generic): Adjust conditional add to referenced vars.
2343 Use make_rename_temp for temporaries that should be rewritten into
2345 (expand_omp_for_static_nochunk): Likewise.
2346 (expand_omp_atomic_pipeline): Likewise.
2348 2012-05-14 Richard Guenther <rguenther@suse.de>
2350 PR tree-optimization/53331
2351 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
2353 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
2355 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2358 * doc/options.texi: (LangEnabledBy): Document it.
2359 * optc-gen.awk: Handle LangEnabledBy.
2360 * opth-gen.awk: Generate declaration for lang-specific functions.
2361 * opt-read.awk: Record lang numbers.
2362 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
2363 (lang_sanitized_name): New.
2365 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
2367 * attribs.c (decl_attributes): Avoid emitting a warning if
2369 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
2370 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
2371 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
2372 define a string "1".
2373 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
2374 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
2375 BUILT_IN_STRCPY): Use it for these functions.
2376 * postreload.c (reload_combine): Deal with SETs inside
2377 CALL_INSN_FUNCTION_USAGE.
2378 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
2379 Look for REG_RETURNED notes and use a cheap restore if possible.
2380 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
2381 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
2382 * ira-build.c (ira_create_allocno, create_cap_allocno,
2383 propagate_allocno_info, propagate_some_info_from_allocno,
2384 copy_info_to_removed_store_destination, ira_flattening): Handle it.
2385 * ira-lives.c (pseudo_regno_single_word_and_live_p,
2386 find_call_crossed_cheap_reg): New static functions.
2387 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
2388 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
2389 a REG_RETURNED note in that case.
2390 * ira.c (setup_reg_renumber): Change assert to allow cases where
2391 allocnos only cross calls for which they are cheap to restore.
2392 * ira-costs.c (ira_tune_allocno_costs): Compare
2393 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
2395 * reg-notes.def (REG_RETURNED): New note.
2396 * cse.c (cse_insn): Likewise.
2397 * sched-deps.c (sched_analyze_insn): Likewise.
2398 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
2399 * calls.c (decl_return_flags): New static function.
2400 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
2401 functions that return one of their arguments.
2402 * regcprop.c (struct kill_set_value_data): New.
2403 (kill_set_value): Interpret data as a pointer to such a struct.
2404 Do nothing if the caller wants the register to be ignored.
2405 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
2407 2012-05-14 Richard Guenther <rguenther@suse.de>
2409 PR tree-optimization/53340
2410 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
2412 2012-05-14 Richard Guenther <rguenther@suse.de>
2414 * gimplify.c (gimplify_expr): Remove odd code.
2416 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
2418 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
2419 into a PLUS_EXPR byte offset.
2421 * tree-ssa-pre.c (can_value_number_call): Delete.
2422 (compute_avail): Skip all statements with side effects.
2423 <GIMPLE_CALL>: Skip calls to internal functions.
2425 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
2427 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
2429 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2431 * common.opt (Wtype-limits): Use EnabledBy.
2433 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
2435 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
2436 (pushtf splitter): Ditto.
2438 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
2439 (<code>tf2): Enable for TARGET_SSE.
2440 (*absnegtf2_sse): Ditto.
2441 (copysign<mode>3): Enable TFmode for TARGET_SSE.
2442 (copysign<mode>3_const): Ditto.
2443 (copysign<mode>3_var): Ditto.
2444 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
2445 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
2446 (*<code>tf3): Ditto.
2447 * config/i386/i386.c (struct builtin_description bdesc_args)
2448 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
2449 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
2450 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
2451 Emit a normal call if SSE isn't available.
2453 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
2455 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
2456 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
2457 (<code><mode>3): Ditto.
2458 (*andnot<mode>3): Ditto.
2459 (*andnottf3): Ditto.
2460 (*<code><mode>3): Ditto.
2463 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2465 * optc-gen.awk: Error instead of warning for conflicting help.
2467 2012-05-12 Jason Merrill <jason@redhat.com>
2470 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
2473 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
2475 * function.c (requires_stack_frame_p): If the function can throw
2476 non-call exceptions, return true if the insn can throw internally.
2478 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
2480 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
2482 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
2484 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
2485 ORDERED and UNORDERED conditions.
2487 2012-05-11 Richard Guenther <rguenther@suse.de>
2489 * tree-flow.h (referenced_var_check_and_insert): Remove.
2490 (find_new_referenced_vars): Likewise.
2491 * tree-dfa.c (referenced_var_check_and_insert): Make static.
2492 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
2493 * tree-inline.c (copy_bb): Use find_referenced_vars_in
2494 instead of find_new_referenced_vars.
2495 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
2497 2012-05-11 Richard Guenther <rguenther@suse.de>
2499 * tree-pass.h (pass_rest_of_compilation,
2500 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
2502 * passes.c (pass_all_optimizations, pass_postreload,
2503 pass_all_early_optimizations): Make static.
2504 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
2505 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
2506 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
2507 (delete_tree_ssa): Do not call fini_phinodes.
2508 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
2510 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
2513 * doc/options.texi (EnabledBy): Document
2514 * opts.c: Include opts.h and options.h before tm.h.
2515 (finish_options): Do not handle some sub-options here...
2516 (common_handle_option): ... instead call common_handle_option_auto
2518 * optc-gen.awk: Handle EnabledBy.
2519 * opth-gen.awk: Declare common_handle_option_auto.
2520 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
2521 (Wmaybe-uninitialized): Likewise.
2522 (Wunused-but-set-variable): Likewise.
2523 (Wunused-function): Likewise.
2524 (Wunused-label): Likewise.
2525 (Wunused-value): Likewise.
2526 (Wunused-variable): Likewise.
2527 * opt-read.awk: Create opt_numbers array.
2529 2012-05-11 Richard Guenther <rguenther@suse.de>
2531 PR tree-optimization/53295
2532 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
2534 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
2535 strides when analyzing data-references in a loop context.
2536 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
2537 non-constant strides for now.
2538 (vect_enhance_data_refs_alignment): Ignore data references
2539 that are strided loads.
2540 (vect_analyze_data_ref_access): Handle non-constant strides.
2541 (vect_check_strided_load): Verify the data-reference is a load.
2542 (vect_analyze_data_refs): Restructure to make strided load
2543 support not dependent on gather support.
2544 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
2545 when doing strided or gather loads.
2546 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
2547 integer_zerop to compare stride with zero.
2549 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
2551 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
2553 2012-05-11 Jan Hubicka <jh@suse.cz>
2556 * varpool.c (varpool_assemble_decl): Also output constat pool entries
2557 that output_constant_pool missed.
2559 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
2561 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
2562 MULTILIB_EXTRA_OPTS.
2564 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
2567 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
2569 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
2571 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
2572 optimization for TARGET_AVX.
2573 (*movti_internal_sse): Ditto.
2574 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
2575 (*movdi_internal): Ditto.
2576 (*movsi_internal): Ditto.
2577 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
2578 (*movdf_internal_rex64): Ditto.
2579 (*movfd_internal): Ditto.
2580 (*movsf_internal): Ditto.
2581 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
2583 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
2585 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
2586 reference as size attribute.
2588 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
2589 Tristan Gingold <gingold@adacore.com>
2591 * doc/md.texi (Standard Names): Document probe_stack_address.
2592 * explow.c (emit_stack_probe): Handle probe_stack_address.
2593 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
2594 (UNSPECV_PROBE_STACK_RANGE): Likewise.
2595 (probe_stack_address): New insn.
2596 (probe_stack_range): Likewise.
2597 * config/ia64/ia64.c: Include common/common-target.h.
2598 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
2599 checking is enabled.
2600 (ia64_emit_probe_stack_range): New function.
2601 (output_probe_stack_range): Likewise.
2602 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
2603 builtin stack checking is enabled.
2604 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
2605 and UNSPECV_PROBE_STACK_ADDRESS.
2606 (unknown_for_bundling_p): New predicate.
2607 (group_barrier_needed): Use important_for_bundling_p.
2608 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
2609 (issue_nops_and_insn): Likewise.
2610 (bundling): Likewise.
2611 (final_emit_insn_group_barriers): Likewise.
2612 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
2613 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
2614 (STACK_CHECK_PROTECT): Likewise.
2615 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
2617 2012-05-10 Jan Hubicka <jh@suse.cz>
2619 * ipa-inline.c (update_all_callee_keys): Remove.
2620 (inline_small_functions): Simplify priority updating.
2622 2012-05-10 Jan Hubicka <jh@suse.cz>
2624 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
2626 2012-05-10 Jan Hubicka <jh@suse.cz>
2628 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
2629 (symtab_remove_unreachable_nodes): ... this one.
2630 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
2631 * cgraphunit.c (ipa_passes): Update.
2632 * cgraphclones.c (cgraph_materialize_all_clones): Update.
2633 * cgraph.c (cgraph_release_function_body): Only turn initial
2634 into error mark when initial was previously set.
2635 * ipa-inline.c (ipa_inline): Update.
2636 * ipa.c: Include ipa-inline.h
2637 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
2638 (enqueue_node): New function.
2639 (process_references): Update.
2640 (symtab_remove_unreachable_nodes): Cleanup.
2641 * passes.c (execute_todo, execute_one_pass): Update.
2643 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
2645 PR rtl-optimization/53125
2646 * ira.c (ira): Call find_moveable_pseudos and
2647 move_unallocated_pseudos if only ira_conflicts_p is true.
2649 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
2651 * config/i386/i386.md (*movoi_internal_avx): Handle
2652 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
2653 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
2654 (*movti_internal_sse): Ditto.
2655 (*movtf_internal): Ditto.
2656 * config/i386/sse.md (ssePSmode): New mode attribute.
2657 (*move<mode>_internal): Use ssePSmode.
2658 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
2659 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
2660 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
2661 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
2663 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
2665 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
2666 DECL_ORIGINAL_TYPE if it is present.
2668 2012-05-10 Nick Clifton <nickc@redhat.com>
2671 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
2672 a "0" constraint to being a (match_dup 0).
2674 2012-05-10 Richard Guenther <rguenther@suse.de>
2676 * stor-layout.c (byte_from_pos): Amend comment.
2678 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2680 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
2681 Document requirement to call in constructors.
2683 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
2685 2012-05-10 Richard Guenther <rguenther@suse.de>
2687 * tree.h (TYPE_IS_SIZETYPE): Remove.
2688 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
2689 (extract_muldiv_1): Likewise.
2690 * gimple.c (gtc_visit): Likewise.
2691 (gimple_types_compatible_p): Likewise.
2692 (iterative_hash_canonical_type): Likewise.
2693 (gimple_canonical_types_compatible_p): Likewise.
2694 * gimplify.c (gimplify_one_sizepos): Likewise.
2695 * print-tree.c (print_node): Likewise.
2696 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
2698 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2701 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2702 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2703 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2704 instead of xop_mulv2div2di3_low.
2705 (xop_p<macs>dql): Fix vec_select selector.
2706 (xop_p<macs>dqh): Ditto.
2707 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2708 (xop_mulv2div2di3_high): Ditto.
2710 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2713 * diagnostic.h (diagnostic_context): Add last_location.
2714 * diagnostic.c (diagnostic_initialize): Initialize it.
2715 (diagnostic_show_locus): Use it.
2717 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2719 * doc/extend.texi (Function Attributes): Point xref to section
2722 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2724 * config/i386/i386.c (*movdf_internal_rex64): Remove
2725 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
2726 Calculate "mode" attribute according to
2727 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
2728 (*movdf_internal): Ditto.
2730 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2733 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
2734 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
2735 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
2736 or when optimizing for size.
2737 * config/i386/sse.md (*mov<mode>_internal): Remove
2738 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
2739 Calculate "mode" attribute according to optimize_function_for_size_p
2740 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
2741 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
2742 depending on the mode of the instruction. Calculate "mode" attribute
2743 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
2744 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
2745 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
2747 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
2750 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
2751 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
2752 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
2753 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
2754 (expand_prologue): Move initialization of cfun->machine->is_naked,
2755 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
2756 (avr_set_current_function): ...this new static function.
2757 (TARGET_SET_CURRENT_FUNCTION): New define.
2758 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
2759 checking attributes of current_function_decl.
2760 (avr_regs_to_save): Ditto.
2761 (signal_function_p): Rename to avr_signal_function_p.
2762 (interrupt_function_p): Rename to avr_interrupt_function_p.
2764 * doc/extend.texi (Function Attributes): Better explanation of
2765 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
2768 2012-05-09 Michael Matz <matz@suse.de>
2770 PR tree-optimization/53185
2771 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
2772 peeling when we see strided loads.
2774 2012-05-09 Matthias Klose <doko@ubuntu.com>
2776 * gcc-ar.c (main): Don't check for execute bits for the plugin.
2778 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2780 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
2781 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
2782 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
2783 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
2784 (USE_LOAD_POST_INCREMENT): Define.
2785 (USE_LOAD_PRE_INCREMENT): Define.
2786 (USE_LOAD_POST_DECREMENT): Define.
2787 (USE_LOAD_PRE_DECREMENT): Define.
2788 (USE_STORE_PRE_DECREMENT): Define.
2789 (USE_STORE_PRE_INCREMENT): Define.
2790 (USE_STORE_POST_DECREMENT): Define.
2791 (USE_STORE_POST_INCREMENT): Define.
2792 (arm_auto_incmodes): Add enumeration.
2793 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
2794 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
2796 2012-05-09 Jakub Jelinek <jakub@redhat.com>
2798 PR tree-optimization/53226
2799 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
2800 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
2801 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
2802 doesn't need to be revisited, look for earliest stmt with
2803 !gimple_plf (stmt, GF_PLF_1) if something changed.
2805 2012-05-09 Terry Guo <terry.guo@arm.com>
2807 * genmultilib: Update copyright dates.
2808 * doc/fragments.texi: Ditto.
2810 2012-05-09 Terry Guo <terry.guo@arm.com>
2812 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
2813 * genmultilib (MULTILIB_REQUIRED): New.
2814 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
2816 2012-05-09 Richard Guenther <rguenther@suse.de>
2818 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
2819 (vect_do_peeling_for_loop_bound): Likewise.
2820 (vect_do_peeling_for_alignment): Likewise.
2821 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
2822 (vect_do_peeling_for_loop_bound): Get check_profitability and
2823 threshold as parameters.
2824 (vect_do_peeling_for_alignment): Likewise.
2825 (vect_loop_versioning): Likewise.
2826 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
2827 and threshold here. Control where to put the check here.
2829 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
2832 * dwarf2out.h (get_address_mode): Move declaration to...
2834 * dwarf2out.c (get_address_mode): Move definition to...
2835 * rtlanal.c: ...here.
2836 * var-tracking.c (get_address_mode): Delete.
2837 * combine.c (find_split_point): Use get_address_mode instead of
2838 targetm.addr_space.address_mode.
2839 * cselib.c (cselib_record_sets): Likewise.
2840 * dse.c (canon_address, record_store): Likewise.
2841 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
2842 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
2843 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
2844 (expand_expr_real_1): Likewise.
2845 * ifcvt.c (noce_try_cmove_arith): Likewise.
2846 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
2847 * reload.c (find_reloads): Likewise.
2848 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
2849 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
2851 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
2853 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
2854 information from the instruction produced.
2856 2012-05-09 Richard Guenther <rguenther@suse.de>
2858 * stor-layout.c (bit_from_pos): Document.
2859 (byte_from_pos): Likewise. Optimize.
2860 (pos_from_bit): Likewise.
2861 (normalize_offset): Use pos_from_bit instead of replicating it.
2863 2012-05-09 Alan Modra <amodra@gmail.com>
2866 * config/rs6000/rs6000.c (gen_frame_set): New function.
2867 (gen_frame_load, gen_frame_store): New functions.
2868 (rs6000_savres_rtx): Use the above.
2869 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
2870 Correct mode used for CR2 in save/restore_world patterns.
2871 Don't emit instructions for eh_return frame unwind reg info.
2873 2012-05-08 Jan Hubicka <jh@suse.cz>
2875 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
2877 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
2879 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
2881 (compile_file): Do not output variables.
2882 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
2884 * langhooks.c: Include timevar.h
2885 (write_global_declarations): Finalize compilation unit after wrapup;
2886 set timevars correctly.
2887 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
2888 not to be added to varpool.
2889 * varpool.c (varpool_assemble_decl): Sanity check that we are called
2890 only on cases where it makes sense; skip constant pool and value expr
2893 2012-05-08 David S. Miller <davem@davemloft.net>
2895 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
2896 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
2897 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
2899 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
2901 PR rtl-optimization/53278
2902 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
2903 speed_p code from earlier patch.
2905 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2908 * config/sh/sh.md (*branch_true, *branch_false): New insns.
2910 2012-05-08 Teresa Johnson <tejohnson@google.com>
2912 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
2913 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
2915 2012-05-08 Jan Hubicka <jh@suse.cz>
2917 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
2918 (cgraph_create_node_1): Rename to ...
2919 (cgraph_create_empty_node): ... this one; export.
2920 (cgraph_create_node): Update.
2921 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
2922 (cgraph_create_edge_including_clones): Likewise.
2923 (cgraph_find_replacement_node): Likewise.
2924 (cgraph_clone_edge): Likewise.
2925 (cgraph_clone_node): Likewise.
2926 (clone_function_name): Likewise.
2927 (cgraph_create_virtual_clone): Likewise.
2928 (cgraph_remove_node_and_inline_clones): Likewise.
2929 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
2930 * cgraph.h: Reorder declarations so they match file of origin.
2931 (cgraph_create_empty_node): Declare.
2932 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
2933 (cgraph_copy_node_for_versioning): Likewise.
2934 (cgraph_function_versioning): Likewise.
2935 (cgraph_materialize_clone): Likewise.
2936 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
2937 (cgraph_materialize_all_clones): Likewise.
2938 * cgraphclones.c: New file.
2939 * Makefile.in: Update for cgraphclones.
2941 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
2944 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
2945 (ix86_rtx_costs): Handle SET.
2947 2012-05-08 Michael Matz <matz@suse.de>
2949 * basic-block.h (struct rtl_bb_info): Remove visited member and
2950 move head_ member to ...
2951 (struct basic_block_def.basic_block_il_dependent): ... the new
2952 member x, replacing but containing old member rtl.
2953 (enum bb_flags): New BB_VISITED flag.
2954 (BB_HEADER, BB_FOOTER): New macros.
2956 * jump.c (mark_all_labels): Adjust.
2957 * cfgcleanup.c (try_optimize_cfg): Adjust.
2958 * cfglayout.c (record_effective_endpoints): Adjust.
2959 (relink_block_chain): Ditto (and don't fiddle with visited).
2960 (fixup_reorder_chain): Adjust.
2961 (fixup_fallthru_exit_predecessor): Ditto.
2962 (cfg_layout_duplicate_bb): Ditto.
2963 * combine.c (update_cfg_for_uncondjump): Adjust.
2964 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
2965 (bb_visited_trace): New accessor.
2966 (mark_bb_visited): Move in front.
2967 (rotate_loop): Use bb_visited_trace.
2968 (find_traces_1_round): Ditto.
2969 (emit_barrier_after): Ditto.
2970 (copy_bb): Ditto, and initialize visited on resize.
2971 (reorder_basic_blocks): Initize visited member.
2972 (duplicate_computed_gotos): Clear bb flags at start, use
2975 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
2976 (rtl_verify_flow_info_1): Ditto.
2977 (cfg_layout_split_block): Ditto.
2978 (cfg_layout_delete_block): Ditto.
2979 (cfg_layout_merge_blocks): Ditto.
2980 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
2982 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
2985 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
2986 when a constant source operand matches an "I" constraint, the "no
2987 CC0 change" applies to a register-destination only, not a
2988 strict_low_part-destination.
2990 2012-05-08 Richard Guenther <rguenther@suse.de>
2992 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
2993 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
2995 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
2997 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
2999 * doc/avr-mmcu.texi: New auto-generated file.
3000 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
3001 to document all valid -mmcu= arguments.
3003 * config/avr/avr.h (arch_info_s): New struct definition.
3004 * config/avr/avr-devices.c (avr_texinfo): New variable.
3005 * config/avr/gen-avr-mmcu-texi.c: New file.
3006 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
3008 2012-05-08 Dehao Chen <dehao@google.com>
3010 * predict.c (find_qualified_ssa_name): New.
3011 (find_ssa_name_in_expr): New.
3012 (find_ssa_name_in_assign_stmt): New.
3013 (is_comparison_with_loop_invariant_p): New.
3014 (is_bound_expr_similar): New.
3015 (predict_iv_comparison): New.
3016 (predict_loops): Add heuristic for loop-nested branches that compare an
3017 induction variable to a loop bound variable.
3018 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
3020 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
3022 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
3023 TARGET_BDVER2 defines where appropriate.
3025 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
3027 * configure.ac (PLUGIN_LD): Rename into...
3028 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
3029 * config.in: Regenerate.
3030 * configure: Likewise.
3031 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
3033 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
3035 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
3036 computation using the precision of the index type.
3037 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
3038 (fold_array_ctor_reference): Do index computations in the index type.
3040 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
3042 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
3043 down to plus_constant.
3044 (expand_epilogue): Ditto.
3046 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
3048 * postreload.c (reload_cse_regs): Make static.
3049 * reload.h (reload_cse_regs): Remove prototype.
3051 2012-05-07 Richard Henderson <rth@redhat.com>
3053 * config/alpha/alpha.md (clear_cache): New pattern.
3055 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
3058 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
3059 is folded to a type boundary value, verify that the resulting case
3060 label is still a care range.
3062 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
3064 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
3065 only for TARGET_GENERIC, when not optimizing for size.
3066 (*ffs<mode>_1): Ditto.
3068 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
3070 * tree-cfg.c (verify_gimple_switch): Tighten checks.
3072 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3074 PR tree-optimization/53239
3075 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
3076 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
3078 2012-05-07 Richard Guenther <rguenther@suse.de>
3080 PR tree-optimization/53195
3081 * tree-inline.c (setup_one_parameter): Properly add referenced
3082 vars from the parameters new known value.
3084 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
3086 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
3087 (sched_branch_type): Remove.
3088 (m68k_sched_md_init_global): Don't allocate it.
3089 (m68k_sched_md_finish_global): Don't free it.
3090 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
3091 * config/m68k/m68k.md: Set the type of insns using
3092 m68k_sched_branch_type to bcc directly.
3094 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3096 * config/sol2.c (solaris_override_options): New function.
3097 * config/sol2-protos.h (solaris_override_options): Declare.
3098 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
3100 2012-05-07 Richard Guenther <rguenther@suse.de>
3102 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
3103 whether we failed to compute data dependences.
3104 (loop_prefetch_arrays): Fail if we failed.
3106 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
3107 Paolo Bonzini <bonzini@gnu.org>
3109 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
3110 Emit bsf when optimizing for size.
3111 (*ffs<mode>_1): Ditto.
3113 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
3116 * config/sh/sh.c (sh_rtx_costs): Handle SET.
3118 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
3121 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
3122 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
3123 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
3125 (*bswapdi2_doubleword): New insn pattern.
3126 (*bswap<mode>2): Rename from *bswap<mode>2_1.
3128 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
3130 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
3131 (mips_set_reg_reg_cost): Likewise.
3132 (mips_rtx_costs): Handle SET.
3134 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
3136 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
3137 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
3138 to compute the cost of moves. Set the mode of the target register.
3140 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
3142 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
3143 plus_constant function.
3144 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
3145 that the mode is sensible.
3146 (use_anchored_address, round_push, allocate_dynamic_stack_space)
3147 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
3150 * alias.c (canon_rtx): Likewise.
3151 (init_alias_analysis): Likewise.
3152 * builtins.c (expand_builtin_return_addr)
3153 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
3154 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
3155 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
3156 (expand_builtin_stpcpy): Likewise.
3157 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
3158 (compute_argument_addresses, internal_arg_pointer_based_exp)
3159 (expand_call, emit_library_call_value_1): Likewise.
3160 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
3161 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
3162 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
3163 * cse.c (insert_const_anchor, find_reg_offset_for_const)
3164 (use_related_value, fold_rtx): Likewise.
3165 * cselib.c (cselib_subst_to_values): Likewise.
3166 * dse.c (record_store, check_mem_read_rtx): Likewise.
3167 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
3168 * emit-rtl.c (adjust_address_1): Likewise.
3169 * except.c (sjlj_emit_function_enter)
3170 (expand_builtin_extract_return_addr)
3171 (expand_builtin_frob_return_addr): Likewise.
3172 * expmed.c (expand_divmod): Likewise.
3173 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
3174 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
3175 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
3176 * function.c (assign_stack_local_1)
3177 (instantiate_virtual_regs_in_rtx): Likewise.
3178 * optabs.c (prepare_cmp_insn): Likewise.
3179 * recog.c (offsettable_address_addr_space_p): Likewise.
3180 * reload.c (find_reloads_address, form_sum)
3181 (find_reloads_subreg_address): Likewise.
3182 * reload1.c (init_reload, eliminate_regs_1)
3183 (eliminate_regs_in_insn): Likewise.
3184 * simplify-rtx.c (simplify_unary_operation_1)
3185 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
3186 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
3187 (vt_add_function_parameter): Likewise.
3189 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
3190 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
3191 * config/alpha/alpha.c (alpha_legitimize_address_1)
3192 (get_unaligned_address, alpha_expand_unaligned_load)
3193 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
3194 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
3195 (alpha_expand_builtin_establish_vms_condition_handler)
3196 (alpha_setup_incoming_varargs, emit_frame_store_1)
3197 (alpha_expand_prologue, alpha_expand_epilogue)
3198 (alpha_use_linkage): Likewise.
3199 * config/alpha/alpha.md: Likewise.
3201 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
3202 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
3203 (thumb_legitimize_address, arm_gen_load_multiple_1)
3204 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
3205 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
3206 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
3207 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
3208 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
3209 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
3210 (thumb_expand_movmemqi, arm_set_return_address)
3211 (thumb_set_return_address): Likewise.
3212 * config/arm/arm.md: Likewise.
3214 * config/avr/avr.c (avr_incoming_return_addr_rtx)
3215 (avr_prologue_setup_frame, expand_epilogue)
3216 (avr_const_address_lo16): Likewise.
3218 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
3219 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
3220 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
3221 (bfin_output_mi_thunk): Likewise.
3223 * config/c6x/c6x.c (c6x_initialize_trampoline)
3224 (c6x_output_mi_thunk): Likewise.
3226 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
3227 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
3229 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
3230 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
3231 (cris_emit_movem_store, cris_trampoline_init): Likewise.
3232 * config/cris/cris.md: Likewise.
3234 * config/darwin.c (machopic_indirect_data_reference)
3235 (machopic_legitimize_pic_address): Likewise.
3237 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
3238 (epiphany_expand_prologue, epiphany_expand_epilogue)
3239 (epiphany_trampoline_init): Likewise.
3240 * config/epiphany/epiphany.md: Likewise.
3242 * config/fr30/fr30.c (fr30_move_double): Likewise.
3244 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
3245 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
3246 (frv_index_memory, unspec_got_name, frv_find_base_term)
3247 (frv_output_dwarf_dtprel): Likewise.
3249 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
3250 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
3252 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
3253 * config/i386/i386.c (setup_incoming_varargs_64)
3254 (setup_incoming_varargs_ms_64, choose_baseaddr)
3255 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
3256 (ix86_emit_probe_stack_range, ix86_expand_prologue)
3257 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
3258 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
3259 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
3260 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
3261 (x86_output_mi_thunk): Likewise.
3262 * config/i386/i386.md: Likewise.
3264 * config/ia64/ia64.c (ia64_expand_load_address)
3265 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
3266 (do_spill, ia64_trampoline_init): Likewise.
3268 * config/iq2000/iq2000.c (iq2000_va_start)
3269 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
3270 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
3271 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
3273 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
3275 * config/m32c/m32c.c (m32c_return_addr_rtx)
3276 (m32c_expand_insv): Likewise.
3278 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
3279 (m32r_legitimize_pic_address, m32r_print_operand)
3280 (m32r_print_operand_address): Likewise.
3282 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
3283 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
3284 (EH_RETURN_HANDLER_RTX): Likewise.
3285 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
3286 (m68k_expand_epilogue, legitimize_pic_address)
3287 (m68k_output_mi_thunk): Likewise.
3288 * config/m68k/m68k.md: Likewise.
3290 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
3291 (mcore_expand_epilog): Likewise.
3292 * config/mcore/mcore.md: Likewise.
3294 * config/mep/mep.c (mep_allocate_initial_value)
3295 (mep_expand_prologue, mep_expand_epilogue): Likewise.
3297 * config/microblaze/microblaze.c (double_memory_operand)
3298 (microblaze_block_move_loop): Likewise.
3300 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
3301 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
3302 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
3303 (mips_expand_prologue, mips_epilogue_set_cfa)
3304 (mips_expand_epilogue): Likewise.
3305 * config/mips/mips.md: Likewise.
3307 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
3308 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
3310 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
3311 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
3313 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3314 (EH_RETURN_HANDLER_RTX): Likewise.
3315 * config/moxie/moxie.c (moxie_static_chain): Likewise.
3317 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
3318 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
3319 (pa_return_addr_rtx, hppa_builtin_saveregs)
3320 (pa_trampoline_init): Likewise.
3321 * config/pa/pa.md: Likewise.
3323 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
3325 * config/picochip/picochip.c (picochip_static_chain): Likewise.
3327 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
3328 * config/rs6000/rs6000.c (rs6000_legitimize_address)
3329 (setup_incoming_varargs, print_operand, rs6000_return_addr)
3330 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
3331 (rs6000_emit_epilogue)
3332 (rs6000_machopic_legitimize_pic_address): Likewise.
3334 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
3336 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
3337 (DYNAMIC_CHAIN_ADDRESS): Likewise.
3338 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
3339 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
3340 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
3341 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
3342 (s390_emit_epilogue, s390_function_profiler): Likewise.
3343 * config/s390/s390.md: Likewise.
3345 * config/score/score.c (score_add_offset, score_prologue): Likewise.
3347 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
3348 (sh_output_mi_thunk): Likewise.
3349 * config/sh/sh.md: Likewise.
3351 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
3352 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
3353 * config/sparc/sparc.c (sparc_legitimize_pic_address)
3354 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
3355 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
3356 (emit_and_preserve): Likewise.
3357 * config/sparc/sparc.md: Likewise.
3359 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
3360 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
3361 (spu_setup_incoming_varargs, ea_load_store_inline)
3362 (spu_expand_load): Likewise.
3364 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
3365 (combine_bnp): Likewise.
3367 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
3368 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
3369 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
3371 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
3372 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
3373 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
3375 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
3376 * config/v850/v850.md: Likewise.
3378 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
3379 (EH_RETURN_HANDLER_RTX): Likewise.
3380 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
3381 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
3382 (print_operand_address, vax_trampoline_init): Likewise.
3384 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
3385 (xtensa_function_value_regno_p): Likewise.
3387 2012-05-04 Andrew Pinski <apinski@cavium.com>
3389 * expr.c (get_def_for_expr_class): New function.
3390 (convert_tree_comp_to_rtx): New function.
3391 (expand_cond_expr_using_cmove): New function.
3392 (expand_expr_real_2 <case COND_EXPR>): Call
3393 expand_cond_expr_using_cmove first and return if it succeeds.
3394 Remove the check for HAVE_conditional_move since we should have
3395 already converted it to a conditional move.
3396 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
3397 modes of DImode for 32bits and TImode.
3399 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
3402 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
3403 (print_md_ptr_loc, print_c_condition): Use them.
3404 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
3405 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
3406 attr_file, dfa_file, latency_file): New global variables.
3407 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
3408 write_upcase, write_indent, write_length_unit_log, write_test_expr,
3409 write_attr_get, write_insn_cases, write_eligible_delay,
3410 write_const_num_delay_slots): Accept FILE pointer and toss it around.
3412 (write_header, open_outfile, handle_arg): New funcions.
3413 (make_automaton_attrs): Write prototypes as extern to the output
3415 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
3416 names from the command line. Open the output files and write out
3417 internal functions for DFA functions to dfa_file_name, insn latency
3418 functions to latency_file_name, and everything else to attr_file.
3419 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
3420 (BACKEND): Build libbackend first.
3421 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
3422 (.PRECIOUS): Likewise.
3423 (insn-dfatab.o): New rule.
3424 (insn-latencytab.o): New rule.
3425 (simple_rtl_generated_c): Do not include insn-attrtab.c.
3426 (s-attrtab): New rule.
3428 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
3430 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
3431 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
3432 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
3433 * reorg.c (get_jump_flags): Do not set the removed flags.
3435 * doc/md.texi (attr_flag): Update for abovementioned changes.
3437 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3440 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3441 (TARGET_CMOV): Rename from TARGET_CMOVE.
3442 (TARGET_CMOVE): New define.
3443 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3444 Do not set TARGET_CMOVE here.
3446 2012-05-04 Dodji Seketeli <dodji@redhat.com>
3448 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
3449 * opts.c (finish_options): Activate -Wunused-local-typedefs if
3450 -Wunused is activated.
3451 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
3453 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3455 * config/s390/s390.md (*movmem_short, *clrmem_short)
3456 (*cmpmem_short): Move the mode check from the insn condition to
3459 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3461 PR tree-optimization/52633
3462 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3463 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3464 (vect_recog_over_widening_pattern): Remove handling of code that was
3465 already detected as over-widening pattern. Remove special handling
3466 of "unsigned" cases. Instead, support general case of conversion
3467 of the shift result to another type.
3469 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3471 * tree-vect-patterns.c (vect_single_imm_use): New function.
3472 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3473 (vect_recog_over_widening_pattern): Likewise.
3474 (vect_recog_widen_shift_pattern): Likewise.
3476 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3478 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
3479 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
3480 (vect_recog_widen_mult_pattern): Likewise.
3481 (vect_operation_fits_smaller_type): Likewise.
3482 (vect_recog_over_widening_pattern): Likewise.
3483 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
3485 2012-05-04 Richard Guenther <rguenther@suse.de>
3488 * lto-wrapper.c (merge_and_complain): Complain about mismatches
3489 of -freg-struct-return and -fpcc-struct-return.
3490 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
3491 from the input file options and ignore those from the link
3494 2012-05-04 Richard Guenther <rguenther@suse.de>
3496 PR tree-optimization/53168
3497 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
3498 memory reads when the result is a constant we can pun.
3500 2012-05-04 Richard Guenther <rguenther@suse.de>
3502 * common.opt (flto-report): Do not mark as Optimization.
3504 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3507 * recog.c (constrain_operands): If extra constraints are present, also
3508 accept pseudo-registers with equivalent memory locations during reload.
3510 2012-05-04 Olivier Hainque <hainque@adacore.com>
3512 * collect2.c (may_unlink_output_file): New global.
3513 (maybe_unlink): Honor it.
3514 * collect2.h: Add extern for it.
3515 * tlink.c (do_tlink): Set it to true if the link succeeded.
3517 2012-05-04 Olivier Hainque <hainque@adacore.com>
3519 * gcc.c (eval_spec_function): Finalize/restore the current string
3520 obstack state as part of the context push/pop operations.
3522 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3524 PR rtl-optimization/52804
3525 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3526 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3527 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3528 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3529 RELOAD_FOR_OUTADDR_ADDRESS.
3531 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
3534 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
3535 for macro expansion.
3537 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
3539 * flags.h (flag_permissive): Do not declare.
3540 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
3542 * toplev.c (flag_permissive): Do not define.
3543 * c-tree.h (system_header_p): Delete unused.
3545 2012-05-03 David S. Miller <davem@davemloft.net>
3548 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3549 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3550 (sparc_emit_float_lib_cmp): Likewise.
3552 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3555 * config/rs6000/rs6000.md (bswapdi splitters): If
3556 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3557 default) is used, generate an alternate sequence that does not
3558 depend on using indexed addressing.
3560 2012-05-03 Jason Merrill <jason@redhat.com>
3562 * gengtype.c (write_types): Fix warning message.
3563 (write_local): Likewise.
3565 2012-05-02 Jason Merrill <jason@redhat.com>
3567 * dwarf2out.c (struct external_ref, build_local_stub): New.
3568 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
3569 (optimize_external_refs, optimize_external_refs_1): New.
3570 (change_AT_die_ref): New.
3571 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
3572 (build_abbrev_table): Take the external refs hashtable.
3573 (output_comp_unit): Get it from optimize_external_refs and pass it in.
3575 2012-05-03 Jan Hubicka <jh@suse.cz>
3578 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
3580 2012-05-03 Jan Hubicka <jh@suse.cz>
3583 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
3585 2012-05-03 Jason Merrill <jason@redhat.com>
3587 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
3588 use_debug_types to discriminate the die_id union.
3589 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
3590 (build_abbrev_table, output_die): Likewise.
3591 (prune_unused_types_walk_attribs): Likewise.
3592 (generate_type_signature, copy_declaration_context): Set it.
3593 (remove_child_or_replace_with_skeleton): Set it.
3594 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
3595 check use_debug_types.
3596 (dwarf2out_finish): Do break_out_includes after .debug_types.
3598 2012-05-03 Jason Merrill <jason@redhat.com>
3600 * dwarf2out.c (modified_type_die): Use scope_die_for.
3601 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3602 (uses_local_type_r, uses_local_type): New.
3603 (scope_die_for): Keep a type that uses a local type in local scope.
3604 Use get_context_die for namespace and type scope.
3606 2012-05-03 Jason Merrill <jason@redhat.com>
3608 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
3610 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
3611 (dwarf2out_finish): Likewise.
3613 2012-05-03 Martin Jambor <mjambor@suse.cz>
3615 * builtins.c (get_object_alignment_1): Return whether we can determine
3616 the alignment or conservatively assume byte alignment. Return the
3617 alignment by reference. Use get_pointer_alignment_1 for dereference
3619 (get_pointer_alignment_1): Return whether we can determine the
3620 alignment or conservatively assume byte alignment. Return the
3621 alignment by reference. Use get_ptr_info_alignment to get SSA name
3623 (get_object_alignment): Update call to get_object_alignment_1.
3624 (get_object_or_type_alignment): Likewise, fall back to type alignment
3625 only when it returned false.
3626 (get_pointer_alignment): Update call to get_pointer_alignment_1.
3627 * fold-const.c (get_pointer_modulus_and_residue): Update call to
3628 get_object_alignment_1.
3629 * ipa-prop.c (ipa_modify_call_arguments): Update call to
3630 get_pointer_alignment_1.
3631 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
3632 of MEM_REF or TARGET_MEM_REF only when it returns false.
3633 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
3634 get_object_alignment_1.
3635 (ccp_finalize): Use set_ptr_info_alignment.
3636 * tree.h (get_object_alignment_1): Update declaration.
3637 (get_pointer_alignment_1): Likewise.
3638 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
3639 (dump_gimple_stmt): Likewise.
3640 * tree-flow.h (ptr_info_def): Updated comments of fields align and
3642 (get_ptr_info_alignment): Declared.
3643 (mark_ptr_info_alignment_unknown): Likewise.
3644 (set_ptr_info_alignment): Likewise.
3645 (adjust_ptr_info_misalignment): Likewise.
3646 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
3647 and set alignment of SSA names.
3648 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
3649 mark_ptr_info_alignment_unknown.
3650 * tree-ssanames.c (get_ptr_info_alignment): New function.
3651 (mark_ptr_info_alignment_unknown): Likewise.
3652 (set_ptr_info_alignment): Likewise.
3653 (adjust_ptr_info_misalignment): Likewise.
3654 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
3655 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
3657 (bump_vector_ptr): Likewise.
3658 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
3659 (vectorizable_store): Likewise.
3660 (vectorizable_load): Likewise.
3662 2012-05-03 Michael Matz <matz@suse.de>
3664 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
3665 in front of basic_block_def.
3666 (struct basic_block_def): Make il.gimple the full struct, not a
3668 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
3670 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
3671 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
3672 NULL il.gimple, which can't happen anymore.
3673 * gimple.h (bb_seq): il.gimple can't be NULL.
3674 (bb_seq_add): Ditto.
3675 (set_bb_seq): Adjust.
3676 (gsi_start_bb, gsi_last_bb): Tidy.
3677 * lto-streamer-in.c (make_new_block): Don't zero members that
3678 are zeroed already, don't allocate a gimple_bb_info.
3679 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
3680 (remove_bb): Clear all il.gimple members.
3681 (gimple_verify_flow_info): Adjust for flat il.gimple.
3682 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
3684 * coretypes.h (const_gimple_seq): Remove typedef.
3685 * gimple.h (gimple_seq_first): Take gimple_seq.
3686 (gimple_seq_first_stmt): Ditto.
3687 (gimple_seq_last): Ditto.
3688 (gimple_seq_last_stmt): Ditto.
3689 (gimple_seq_empty_p): Ditto.
3691 2012-05-03 Richard Guenther <rguenther@suse.de>
3693 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
3695 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
3696 (compute_avail): Do not add possibly trapping operations to
3697 EXP_GEN if they might not be executed in the block.
3699 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
3701 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
3703 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
3705 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
3706 information as early as possible. Update dominance info instead of
3709 2012-05-03 Richard Guenther <rguenther@suse.de>
3711 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
3712 (union_contains_value): Remove.
3713 (vro_valid_in_sets): Likewise.
3714 (op_valid_in_sets): New function.
3715 (valid_in_sets): Use op_valid_in_sets.
3716 (insert_into_preds_of_block): Move dumping ...
3717 (do_regular_insertion): ... here.
3718 (do_partial_partial_insertion): ... and here. Dump that
3719 we've found a partial partial redundancy.
3720 (insert): Dump the current insert iteration.
3722 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3725 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3726 append program name to it and pass that as first argument
3727 to make_relative_prefix. Always pass standard_libexec_prefix
3728 as last argument to make_relative_prefix. If
3729 make_relative_prefix returns NULL, fall back to
3730 standard_libexec_prefix.
3733 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3737 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3738 mode, return that mode.
3741 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
3742 define __ATOMIC_HLE_* macros here.
3743 (ix86_target_macros): But here, using cpp_define_formatted.
3745 2012-05-03 Richard Guenther <rguenther@suse.de>
3747 PR tree-optimization/53144
3748 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3750 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3751 with SSA name values.
3752 (vn_reference_lookup_3): Adjust callers.
3754 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3756 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3757 has_fma4 for AMD processors with both fma3 and fma4 support.
3759 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
3762 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
3765 2012-05-03 Michael Matz <matz@suse.de>
3768 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
3769 (dse_enter_block): Properly iterate the whole sequence even
3770 if the last statement was removed.
3772 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
3774 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
3775 unset flag_jump_tables.
3776 * stmt.c (expand_case): Remove special flag_pic case conditional
3777 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
3779 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
3781 * common/config/s390/s390-common.c (s390_option_optimization_table):
3782 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
3783 default when optimizing.
3785 2012-05-02 Martin Jambor <mjambor@suse.cz>
3788 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3789 of a variable when the contect is a function.
3791 2012-05-02 Michael Matz <matz@suse.de>
3793 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
3794 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
3795 (const_gimple_seq_node): Remove.
3796 (gimple_seq_node): Typedef as gimple.
3797 (struct gimple_statement_base): Add next and prev members,
3798 adjust all WORD markers in using structs.
3799 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
3800 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
3801 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
3802 gimple are the same.
3803 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
3805 (gimple_init_singleton): New function.
3806 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
3807 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
3809 (gsi_stmt_ptr): Remove.
3810 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
3812 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
3813 again, adjust for above changes.
3814 (update_call_edge_frequencies): Adjust for above changes.
3815 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
3816 (gsi_insert_seq_nodes_after): Ditto.
3817 (gsi_split_seq_after): Ditto.
3818 (gsi_set_stmt): Ditto.
3819 (gsi_split_seq_before): Ditto.
3820 (gsi_remove): Ditto.
3821 (gsi_insert_seq_before_without_update): Don't free sequence.
3822 (gsi_insert_seq_after_without_update): Ditto.
3823 (gsi_replace): Assert some more invariants.
3824 (gsi_insert_before_without_update, gsi_insert_after_without_update):
3826 (gsi_for_stmt): Don't search for stmt.
3827 (gsi_insert_on_edge_immediate): Tidy.
3829 * gimple.c (gimple_alloc_k): Remove "sequences".
3830 (gimple_seq_cache): Remove.
3831 (gimple_alloc_stat): Make stmt a singleton sequence.
3832 (gimple_seq_alloc, gimple_seq_free): Remove.
3833 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
3834 (gimple_copy): Ditto.
3835 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
3836 create iterator from correct sequence.
3837 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
3839 2012-05-02 Michael Matz <matz@suse.de>
3841 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
3843 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
3844 sequence, lazily allocate it.
3845 (bb_seq_addr): New function.
3846 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
3847 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
3848 (gsi_none): New function.
3849 (gsi_start_bb): Adjust.
3850 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
3851 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
3852 (gsi_last_bb): Adjust.
3854 * tree-flow-inline.h (phi_nodes_ptr): New function.
3856 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
3857 datastructure and interface change.
3858 (gsi_insert_seq_before_without_update): Ditto.
3859 (gsi_insert_seq_nodes_after): Ditto.
3860 (gsi_insert_seq_after_without_update): Ditto.
3861 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
3862 (gsi_split_seq_before): Ditto.
3863 (gsi_start_phis): Adjust.
3864 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
3865 (vect_transform_loop): Ditto.
3866 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
3867 gimple_seq_copy): Don't use gimple_seq_alloc.
3868 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
3869 (gimplify_seq_add_seq): Ditto.
3870 * lto-streamer-in.c (make_new_block): Ditto.
3871 * tree-cfg.c (create_bb): Ditto.
3872 * tree-sra.c (initialize_parameter_reductions): Ditto.
3874 2012-05-02 Michael Matz <matz@suse.de>
3876 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
3877 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
3878 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
3879 set_bb_seq): Move down to after gimple_statement_d definition.
3881 2012-05-02 Michael Matz <matz@suse.de>
3883 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3884 gsi_replace_with_seq, instead of inserting itself.
3885 * gimple-iterator.c (gsi_replace_with_seq): New function.
3886 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
3887 iterator instead of statement, advance it.
3888 (ssa_forward_propagate_and_combine): Adjust call to above.
3890 2012-05-02 Michael Matz <matz@suse.de>
3892 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
3894 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
3895 * tree-nested.c (walk_gimple_omp_for): Ditto.
3896 * trans-mem.c (lower_transaction): Ditto.
3897 * tree-eh.c (do_return_redirection): Ditto.
3898 (do_goto_redirection): Ditto.
3899 (lower_try_finally_switch): Ditto.
3900 * gimplify.c (gimplify_stmt): Ditto.
3901 (gimplify_scan_omp_clauses): Ditto.
3902 (gimplify_omp_for): Ditto.
3903 (gimplify_function_tree): Ditto.
3904 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
3905 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
3906 (mf_build_check_statement_for): Ditto.
3907 (mx_register_decls): Ditto.
3908 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
3909 and don't use itertors to append.
3910 (insert_stmts): Ditto.
3911 (insert_out_of_ssa_copy): Ditto.
3912 (insert_out_of_ssa_copy_on_edge): Ditto.
3914 2012-05-02 Michael Matz <matz@suse.de>
3916 * gimple.h (gimple_bind_body_ptr): New function.
3917 (gimple_bind_body): Use it.
3918 (gimple_catch_handler): Use gimple_catch_handler_ptr.
3919 (gimple_eh_filter_failure_ptr): New function.
3920 (gimple_eh_filter_failure): Use it.
3921 (gimple_eh_else_n_body_ptr): New function.
3922 (gimple_eh_else_n_body): Use it.
3923 (gimple_eh_else_e_body_ptr): New function.
3924 (gimple_eh_else_e_body): Use it.
3925 (gimple_try_eval_ptr): New function.
3926 (gimple_try_eval): Use it.
3927 (gimple_try_cleanup_ptr): New function.
3928 (gimple_try_cleanup): Use it.
3929 (gimple_wce_cleanup_ptr): New function.
3930 (gimple_wce_cleanup): Use it.
3931 (gimple_omp_body_ptr): New function.
3932 (gimple_omp_body): Use it.
3933 (gimple_omp_for_pre_body_ptr): New function.
3934 (gimple_omp_for_pre_body): Use it.
3935 (gimple_transaction_body_ptr): New function.
3936 (gimple_transaction_body): Use it.
3937 (gsi_split_seq_before): Adjust to return nothing and take pointer
3939 (gsi_set_stmt): Declare.
3940 (gsi_replace_with_seq): Declare.
3941 (walk_gimple_seq_mod): Declare.
3942 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
3944 * gimple-iterator.c (gsi_set_stmt): New function.
3945 (gsi_split_seq_before): Return new sequence via pointer argument.
3946 (gsi_replace): Use gsi_set_stmt.
3948 * tree-ssa-loop-im.c (move_computations_stmt): First remove
3950 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
3951 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
3953 (reserve_phi_args_for_new_edge): Change call to above,
3956 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
3957 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
3958 iterators. Adjust call to lower_omp.
3959 (lower_lastprivate_clauses): Adjust call to lower_omp.
3960 (lower_reduction_clauses): Ditto.
3961 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
3962 (lower_omp_sections): Don't explicitely count sequence length,
3963 nullify lowered bodies earlier, ensure stmts are part of only
3964 one sequence, adjust call to lower_omp.
3965 (lower_omp_single): Ensure stmts are part of only one sequence,
3966 adjust call to lower_omp.
3967 (lower_omp_master): Ditto.
3968 (lower_omp_ordered): Ditto.
3969 (lower_omp_critical): Ditto.
3970 (lower_omp_for): Ditto.
3971 (lower_omp_taskreg): Ditto, tidy.
3972 (lower_omp_1): Adjust calls to lower_omp.
3973 (execute_lower_omp): Ditto.
3974 (lower_omp): Adjust to take pointer to sequence.
3975 (diagnose_sb_2): Use walk_gimple_seq_mod.
3976 (diagnose_omp_structured_block_errors): Ditto and set possibly
3977 changed function body.
3978 * gimple-low.c (lower_function_body): Set function body after
3980 (lower_sequence): Adjust to take pointer to sequence.
3981 (lower_omp_directive): Ensure stmt isn't put twice into the
3982 sequence, adjust call to lower_sequence.
3983 (lower_stmt): Adjust calls to lower_sequence.
3984 (lower_gimple_bind): Ditto.
3985 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
3986 * tree-nested.c (walk_body): Take pointer to sequence, use
3987 walk_gimple_seq_mod.
3988 (walk_function): Adjust call to walk_body, set possibly changed body.
3989 (walk_gimple_omp_for): Adjust calls to walk_body.
3990 (convert_nonlocal_omp_clauses): Ditto.
3991 (convert_nonlocal_reference_stmt): Ditto.
3992 (convert_local_omp_clauses): Ditto.
3993 (convert_local_reference_stmt): Ditto.
3994 (convert_tramp_reference_stmt): Ditto.
3995 (convert_gimple_call): Ditto.
3996 (convert_nl_goto_reference): Use local iterator copy.
3997 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
3998 but taking pointer to sequence, ensure gsi_start is called with
4000 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
4001 asserting that the sequence head didn't change.
4002 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
4003 walk_gimple_seq_mod.
4004 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
4005 (execute_lower_tm): Ditto, and set possibly changed body.
4006 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
4007 call gsi_start with that lvalue.
4008 (replace_goto_queue_stmt_list): Ditto.
4009 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
4010 (replace_goto_queue): Ditto.
4011 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
4012 (lower_try_finally_onedest): Ditto.
4013 (lower_try_finally_copy): Ditto.
4014 (lower_try_finally_switch): Ditto.
4015 (lower_try_finally): Ditto.
4016 (lower_eh_filter): Ditto.
4017 (lower_eh_must_not_throw): Ditto.
4018 (lower_cleanup): Ditto.
4019 (lower_eh_constructs_2): Ditto.
4020 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
4021 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
4022 set possibly changed body.
4023 (optimize_double_finally): Call gsi_start with lvalue.
4025 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
4026 (gimple_split_block): Ditto.
4027 (gimple_merge_blocks): Use gsi_start_phis.
4028 (move_stmt_r): Use walk_gimple_seq_mod.
4029 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
4030 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
4031 (rebuild_cgraph_edges): Ditto.
4032 (cgraph_rebuild_references): Ditto.
4033 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
4034 * tree-inline.c (copy_phis_for_bb): Ditto.
4035 * tree-ssa-dce.c: Ditto.
4037 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
4039 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
4040 Andi Kleen <ak@linux.intel.com>
4042 * coretypes.h (MEMMODEL_MASK): New.
4043 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
4044 and return new variable.
4045 (expand_builtin_atomic_exchange): Mask memmodel values.
4046 (expand_builtin_atomic_compare_exchange): Ditto.
4047 (expand_builtin_atomic_load): Ditto.
4048 (expand_builtin_atomic_store): Ditto.
4049 (expand_builtin_atomic_clear): Ditto.
4050 * doc/extend.texi: Mention port-dependent memory model flags.
4051 * config/i386/cpuid.h (bit_HLE): New.
4052 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
4054 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
4055 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
4056 (ix86_target_string)<-mhle>: New.
4057 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
4058 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
4059 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
4060 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
4061 enabled for generic, generic64 and core-avx2.
4062 (ix86_print_operand): Generate HLE lock prefixes.
4063 (ix86_memmodel_check): New.
4064 (TARGET_MEMMODEL_CHECK): Ditto.
4065 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
4066 (IX86_HLE_ACQUIRE): Ditto.
4067 (IX86_HLE_RELEASE): Ditto.
4068 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
4069 * config/i386/i386.opt (mhle): Ditto.
4070 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
4071 success model to instruction emitter.
4072 (atomic_fetch_add<mode>): Ditto.
4073 (atomic_exchange<mode>): Ditto.
4074 (atomic_add<mode>): Ditto.
4075 (atomic_sub<mode>): Ditto.
4076 (atomic_<code><mode>): Ditto.
4077 (*atomic_compare_and_swap_doubledi_pic): Ditto.
4078 (atomic_compare_and_swap_single<mode>): Define and use argument
4080 (atomic_compare_and_swap_double<mode>): Ditto.
4081 * configure.ac: Check if assembler support HLE prefixes.
4082 * configure: Regenerate.
4085 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
4088 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
4090 (gimplify_switch_expr): ... here.
4091 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
4092 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
4093 to clean up case labels with values outside the index type range.
4094 (simplify_gimple_switch): Call it if something changed.
4095 Remove strange and unnecessary assert.
4097 2012-05-02 Richard Guenther <rguenther@suse.de>
4099 * fold-const.c (div_if_zero_remainder): sizetypes no longer
4101 (int_const_binop_1): New worker for int_const_binop with
4102 overflowable parameter. Pass it through to force_fit_type_double.
4103 (int_const_binop): Wrap around int_const_binop_1 with overflowable
4105 (size_binop_loc): Call int_const_binop_1 with overflowable equal
4106 to minus one, forcing overflow detection for even unsigned types.
4107 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
4108 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
4109 * stor-layout.c (initialize_sizetypes): sizetypes no longer
4111 (layout_type): For zero-sized arrays ignore overflow on the
4113 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
4114 (bit_value_binop_1): Likewise.
4115 * tree.c (double_int_to_tree): Likewise.
4116 (double_int_fits_to_tree_p): Likewise.
4117 (force_fit_type_double): Likewise.
4118 (host_integerp): Likewise.
4119 (int_fits_type_p): Likewise.
4120 * varasm.c (output_constructor_regular_field): Sign-extend the
4121 field-offset to cater for negative offsets produced by the Ada
4123 * omp-low.c (extract_omp_for_data): Convert the loop step to
4124 signed for pointer adjustments.
4126 2012-05-02 Richard Guenther <rguenther@suse.de>
4128 * tree.c (valid_constant_size_p): New function.
4129 * tree.h (valid_constant_size_p): Declare.
4130 * cfgexpand.c (expand_one_var): Adjust check for too large
4131 variables by using valid_constant_size_p.
4132 * varasm.c (assemble_variable): Likewise.
4134 * c-decl.c (grokdeclarator): Properly check for sizes that
4135 cover more than half of the address-space.
4137 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4139 PR tree-optimization/53163
4140 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4141 return value from compute_all_dependences.
4143 PR rtl-optimization/53160
4144 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4145 has been modified by ree pass already.
4147 2012-05-01 Ian Lance Taylor <iant@google.com>
4150 * c-decl.c (build_compound_literal): Make the decl readonly if it
4151 an array of a readonly type.
4152 * gimplify.c (gimplify_compound_literal_expr): Add fallback
4153 parameter. Change all callers. If the decl is not addressable
4154 and is not an l-value, make it readonly.
4156 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
4158 * ira.c (allocated_reg_info_size): New static variable.
4159 (expand_reg_info): Manage it. Call
4160 setup_preferred_alternate_classes_for_new_pseudos.
4161 (ira): Don't do it here. Remove local allocated_reg_info_size,
4162 set the global before calling find_moveable_pseudos.
4163 (find_moveable_pseudos): Call expand_reg_info rather than
4166 2012-05-01 Richard Henderson <rth@redhat.com>
4168 * common.opt (fsync-libcalls): New.
4169 * doc/invoke.texi: Document it.
4170 * optabs.c (init_sync_libfuncs): Honor it.
4172 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
4173 Richard Sandiford <r.sandiford@uk.ibm.com>
4175 PR rtl-optimization/52543
4176 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
4178 * lower-subreg.h: New file.
4179 * target-globals.h (this_target_lower_subreg): Declare.
4180 (target_globals): Add lower_subreg;
4181 (restore_target_globals): Restore this_target_lower_subreg.
4182 * target-globals.c: Include it.
4183 (default_target_globals): Add default_target_lower_subreg.
4184 (save_target_globals): Initialize target_lower_subreg.
4185 * rtl.h (init_lower_subreg): Added declaration.
4186 * toplev.c (backend_init_target): Call initializer for lower-subreg
4188 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
4189 (default_target_lower_subreg): New variable.
4190 (this_target_lower_subreg): Likewise.
4191 (twice_word_mode, choices): New macros.
4192 (shift_cost, compute_splitting_shift, compute_costs)
4193 (init_lower_subreg): New functions.
4194 (resolve_simple_move): Add speed_p argument. Check choices.
4195 (find_pseudo_copy): Don't check the mode size here.
4196 (resolve_simple_move): Assert the mode size.
4197 (find_decomposable_shift_zext): Add speed_p argument and return
4198 a bool. Check choices.
4199 (resolve_shift_zext): Add comment.
4200 (dump_shift_choices, dump_choices): New functions.
4201 (decompose_multiword_subregs): Dump list of profitable
4202 transformations. Add code to skip non profitable transformations.
4203 Update calls to simple_move and find_decomposable_shift_zext.
4205 2012-05-01 Ian Bolton <ian.bolton@arm.com>
4206 Sameera Deshpande <sameera.deshpande@arm.com>
4207 Greta Yorsh <greta.yorsh@arm.com>
4209 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
4210 (thumb1_unexpanded_epilogue): ...this.
4211 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
4212 (thumb1_unexpanded_epilogue): ...this.
4213 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
4214 (thumb1_unexpanded_epilogue): ...this.
4216 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
4218 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
4219 comparing enumeration values. Update comments.
4221 2012-05-01 Alan Modra <amodra@gmail.com>
4224 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
4225 load_cr_save, add_crlr_cfa_restore): New functions.
4226 (rs6000_restore_saved_cr): Rename to..
4227 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
4228 (rs6000_emit_epilogue): Use new functions. Adjust condition
4229 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
4230 regs when using out-of-line restore only when shrink wrapping.
4232 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4235 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4236 calls to cgraph_node_name in xstrdup.
4237 (ipa_make_edge_direct_to_target): Ditto.
4238 * cgraph.c (dump_cgraph_node): Ditto.
4239 * tree-sra.c (convert_callers_for_node): Ditto.
4240 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4241 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4242 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4243 (cgraph_materialize_all_clones): Ditto.
4244 * ipa-inline.c (report_inline_failed_reason): Ditto.
4245 (want_early_inline_function_p): Ditto.
4246 (edge_badness): Ditto.
4247 (update_edge_key): Ditto.
4248 (flatten_function): Ditto.
4249 (ipa_inline): Ditto.
4250 (inline_always_inline_functions): Ditto.
4251 (early_inline_small_functions): Ditto.
4253 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4256 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
4257 constraints 0 and 1.
4259 012-04-30 Jan Hubicka <jh@suse.cz>
4261 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
4262 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
4263 (cgraph_add_to_same_comdat_group): Remove.
4264 (cgraph_add_asm_node): Move to cgraphunit.c.
4265 (cgraph_make_decl_local): Move to symtab.c
4266 (cgraph_make_node_local_1): Update.
4267 (cgraph_can_remove_if_no_direct_calls_and): Update.
4268 (used_from_object_file_p): Update.
4269 (resolution_used_from_other_file_p): Move to symtab.c
4270 (cgraph_used_from_object_file_p): move to symtab.c
4271 (verify_cgraph_node): Verify same comdat groups.
4272 * cgraph.h (cgraph_asm_node): Rename to ...
4273 (asm_node): ... this one.
4274 (cgraph_asm_nodes): Rename to ...
4275 (asm_nodes): ... this one.
4276 (symtab_add_to_same_comdat_group): New function.
4277 (symtab_dissolve_same_comdat_group_list): New function.
4278 (symtab_used_from_object_file_p): Declare.
4279 (symtab_make_decl_local): Declare.
4280 (cgraph_add_to_same_comdat_group): Remove.
4281 (cgraph_add_asm_node): Remove.
4282 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
4284 (cgraph_finalize_compilation_unit): Rename to ...
4285 (finalize_compilation_unit): ... this one.
4286 (cgraph_optimize): Rename to ....
4287 (compile): ... this one.
4288 (add_asm_node): Declare.
4289 (fixup_same_cpp_alias_visibility): Declare.
4290 (cgraph_make_decl_local): Remove.
4291 (varpool_assemble_pending_decls): Rename to ...
4292 (varpool_output_variables): ... this one.
4293 (varpool_remove_unreferenced_decls): Remove.
4294 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
4295 (preserve_function_body_p): Make static.
4296 * toplev.c (compile_file): Update comments; update.
4297 * cgraphunit.c: Update comments.
4298 (cgraph_expand_all_functions): Rename to ...
4299 (expand_all_functions): ... this one; update.
4300 (cgraph_mark_functions_to_output): Rename to ...
4301 (mark_functions_to_output): ... this one; cleanup.
4302 (cgraph_output_pending_asms): Remove prototype.
4303 (asm_nodes, asm_last_node): New static vars.
4304 (cgraph_process_new_functions): Update.
4305 (cgraph_reset_node): Cleanup; add comment.
4306 (cgraph_add_new_function): Update.
4307 (cgraph_output_pending_asms): Rename to ...
4308 (output_asm_statements): ... this one.
4309 (add_asm_node): New function.
4310 (fixup_same_cpp_alias_visibility): New function based on code
4311 in cgraph_analyze_function.
4312 (cgraph_analyze_function): Use it.
4313 (cgraph_order_sort): Update.
4314 (cgraph_output_in_order): Update.
4315 (cgraph_function_versioning): Update.
4316 (cgraph_optimize): Rename to ...
4317 (compile): ... this one; initialize streamer hooks here.
4318 (cgraph_finalize_compilation_unit): Rename to ...
4319 (finalize_compilation_unit): ... this one; do not initialize streamer
4321 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
4322 * dwarf2out.c: Update ocmment.
4323 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
4324 * method.c (use_thunk): Likewise.
4325 * semantics.c (maybe_add_lambda_conv_op): Likewise.
4326 * decl2.c (maybe_emit_vtables): Likewise.
4327 (cp_write_global_declarations): Use finalize_compilation_unit.
4328 * parser.c (cp_parser_asm_definition): Use add_asm_node.
4329 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
4330 * c-decl.c (c_write_global_declarations): Use
4331 finalize_compilation_unit.
4332 * langhooks.c (write_global_declarations): Update.
4333 * ipa.c (cgraph_externally_visible_p): Update.
4334 (dissolve_same_comdat_group_list): Remove.
4335 (function_and_variable_visibility): Update.
4336 * symtab.c: Inlcude lto-streamer.h and rtl.h
4337 (ld_plugin_symbol_resolution_names): New.
4338 (symtab_add_to_same_comdat_group): New.
4339 (symtab_dissolve_same_comdat_group_list): New.
4340 (resolution_used_from_other_file_p): Move here from cgraph.c
4341 (symtab_used_from_object_file_p): New.
4342 (symtab_make_decl_local): New.
4343 * passes.c (register_pass): Update comments.
4344 * c-parser.c (c_parser_asm_definition): Update.
4345 * varpool.c (varpool_analyze_node): Use
4346 fixup_same_cpp_alias_visibility.
4347 (varpool_remove_unreferenced_decls): Make static.
4348 (varpool_assemble_pending_decls): Rename to ...
4349 (varpool_output_variables): ... this one; call
4350 varpool_remove_unreferenced_decls.
4351 (varpool_used_from_object_file_p): Remove.
4353 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
4356 * c-typeck.c (build_array_ref): Call
4357 convert_vector_to_pointer_for_subscript.
4358 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
4360 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4362 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
4363 to compile-time "mode == <MODE>mode" checks.
4364 (and splitter): Ditto.
4366 2012-04-30 Richard Henderson <rth@redhat.com>
4368 * config/arm/arm.md (UNSPEC_LL): New.
4369 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
4370 (arm_load_exclusivedi): Use %H0.
4372 2012-04-30 Jason Merrill <jason@redhat.com>
4374 * dwarf2out.c (comdat_symbol_id): Add const.
4375 (union die_symbol_or_type_node): Add const to die_symbol.
4376 (output_die_symbol, output_die, output_comp_unit): Adjust.
4378 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
4380 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
4381 * config/arm/neon.md (negdi2_neon): New insn.
4382 Also add splitters for core and NEON registers.
4384 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
4386 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
4387 (arm_print_operand): Add 'x' format.
4388 * config/arm/constraints.md (Dn): Allow const_int.
4389 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
4390 Use 'x' format to print constants.
4391 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
4392 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
4394 (movdi_vfp_cortexa8): Likewise.
4396 2012-04-30 Ian Bolton <ian.bolton@arm.com>
4397 Sameera Deshpande <sameera.deshpande@arm.com>
4398 Greta Yorsh <greta.yorsh@arm.com>
4400 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
4401 * config/arm/arm.c (ldm_stm_operation_p): New function.
4402 * config/arm/predicates.md (load_multiple_operation): Update predicate.
4403 (store_multiple_operation): Likewise.
4405 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
4406 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
4407 * config/arm/predicates.md (load_multiple_operation): Add arguments.
4408 (store_multiple_operation): Likewise.
4410 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4412 * config/i386/i386.md (and<mode>3): Expand masking operations with
4413 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
4414 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
4416 2012-04-30 Dodji Seketeli <dodji@redhat.com>
4418 Add -Wvarargs option
4419 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
4420 argument for the various warning_at calls.
4421 * docs/invoke.texi: Update the documentation.
4423 2012-04-30 Dodji Seketeli <dodji@redhat.com>
4425 Switch -ftrack-macro-expansion=2 on by default.
4426 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
4429 Fix va_start related location
4430 * builtins.c (fold_builtin_next_arg): Unwinds to the first
4431 location in real source code.
4433 Make conversion warnings work on NULL with -ftrack-macro-expansion
4434 * input.h (expansion_point_location_if_in_system_header): Declare
4436 * input.c (expansion_point_location_if_in_system_header): Define it.
4438 Fix -Wuninitialized for -ftrack-macro-expansion
4439 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
4440 declaration. Use linemap_location_before_p for source locations.
4442 Strip "<built-in>" loc from displayed expansion context
4443 * input.c (expand_location_1): When expanding to spelling location
4444 in a context of a macro expansion, skip reserved system header
4445 locations. Update comments. * tree-diagnostic.c
4446 (maybe_unwind_expanded_macro_loc): Likewise.
4448 Make expand_location resolve to locus in main source file
4449 * input.c (expand_location_1): New. Takes a parameter to choose
4450 whether to resolve the location to spelling or expansion point.
4451 Was factorized from ...
4452 (expand_location): ... here.
4453 (expand_location_to_spelling_point): New. Implemented in terms of
4455 * diagnostic.c (diagnostic_build_prefix): Use the new
4456 expand_location_to_spelling_point instead of expand_location.
4458 Fix PCH crash on GTYed pointer-to-scalar field of a struct
4459 * gengtype.c (write_types_process_field): Force second argument of
4460 the call to the PCH object hierarchy walker to be 'x'.
4462 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4464 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4465 predicate to discriminate types.
4467 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
4469 * doc/invoke.texi (Wmissing-format-attribute): Document as an
4470 alias of Wsuggest-attribute=format.
4471 * c-typeck.c (convert_for_assignment): Replace
4472 Wmissing-format-attribute with Wsuggest-attribute=format.
4473 (digest_init): Likewise.
4475 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
4477 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
4478 * common.opt (Wmissing-noreturn): Alias of
4479 -Wsuggest-attribute=noreturn.
4481 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
4484 * config/cris/cris.md (andqu): New peephole2.
4485 (andu): Tweak head comment.
4487 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4488 Steven Bosscher <steven@gcc.gnu.org>
4489 Maxim Kuvyrkov <maxim@codesourcery.com>
4491 PR tree-optimization/38785
4492 * common.opt (ftree-partial-pre): New option.
4493 * doc/invoke.texi: Document it.
4494 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
4495 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
4497 (execute_pre): Use flag_tree_partial_pre.
4499 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4502 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
4505 2012-04-27 Ollie Wild <aaw@google.com>
4507 * doc/invoke.texi (Wliteral-suffix): Document new option.
4509 2012-04-27 Tom Tromey <tromey@redhat.com>
4511 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
4512 (dwarf_tag_name): Use get_DW_TAG_name.
4513 (dwarf_attr_name): Use get_DW_AT_name.
4514 (dwarf_form_name): Use get_DW_FORM_name.
4515 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
4517 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4519 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
4520 arguments are -1 and 0, by negating the result of the conditional.
4522 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4525 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4527 2012-04-27 Richard Guenther <rguenther@suse.de>
4529 * tree-flow.h (is_hidden_global_store): Remove.
4530 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
4531 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
4532 (stmt_may_clobber_global_p): Likewise.
4533 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
4534 (stmt_may_clobber_global_p): Likewise.
4535 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
4536 stmt_may_clobber_global_p.
4537 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
4539 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
4541 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
4544 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
4545 reorganize some fields and update comments. Rename bit_test_uniq
4546 and bit_test_count to uniq resp. count. Remove bit_test_bb.
4547 (collect_switch_conv_info): New function, collects info about a
4548 GIMPLE_SWITCH into a struct switch_conv_info.
4549 (check_range): Simplify to use pre-recorded info. Fix think-o in
4550 range-branch ratio check.
4551 (check_process_case): Remove function.
4552 (check_all_empty_except_final): New function, verifies that all
4553 non-final basic blocks are empty.
4554 (process_switch): Simplify to use pre-recorded info. Call
4555 collect_switch_conv_info to do that. Assert that degenerate switch
4556 statements have been cleaned up.
4558 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
4561 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
4563 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
4566 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
4568 2012-04-27 Tom de Vries <tom@codesourcery.com>
4570 PR tree-optimization/51879
4571 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
4572 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
4574 (defs_to_varying): ... here. Don't set use_processed.
4575 (visit_reference_op_call): Handle gimple_vdef.
4576 Handle case that lhs is NULL_TREE.
4577 (visit_use): Use mark_use_processed. Handle calls with side-effect
4578 using visit_reference_op_call.
4580 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
4582 * sched-deps.c (fixup_sched_groups): Rename to...
4583 (chain_to_prev_insn): ...this.
4584 (chain_to_prev_insn_p): New function.
4585 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
4587 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
4589 * sched-int.h (_haifa_insn_data): Move priority_status.
4591 (INSN_MODEL_INDEX): New macro.
4592 * haifa-sched.c (insn_delay): New function.
4593 (sched_regno_pressure_class): Update commentary.
4594 (mark_regno_birth_or_death): Pass the liveness bitmap and
4595 pressure array as arguments, instead of using curr_reg_live and
4596 curr_reg_pressure. Only update the pressure if the bit in the
4597 liveness set has changed.
4598 (initiate_reg_pressure_info): Always trust the live-in set for
4599 SCHED_PRESSURE_MODEL.
4600 (initiate_bb_reg_pressure_info): Update call to
4601 mark_regno_birth_or_death.
4602 (dep_list_size): Take the list as argument.
4603 (calculate_reg_deaths): New function, extracted from...
4604 (setup_insn_reg_pressure_info): ...here.
4605 (MODEL_BAR): New macro.
4606 (model_pressure_data, model_insn_info, model_pressure_limit)
4607 (model_pressure_group): New structures.
4608 (model_schedule, model_worklist, model_insns, model_num_insns)
4609 (model_curr_point, model_before_pressure, model_next_priority):
4611 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
4612 (MODEL_INSN_INFO, MODEL_INSN): New macros.
4613 (model_index, model_update_limit_points_in_group): New functions.
4614 (model_update_limit_points, model_last_use_except): Likewise.
4615 (model_start_update_pressure, model_update_pressure): Likewise.
4616 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
4617 (model_excess_cost, model_dump_pressure_points): Likewise.
4618 (model_set_excess_costs): Likewise.
4619 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
4620 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
4621 schedule as an alternative tie-breaker. Update the call to
4623 (ready_sort): Call model_set_excess_costs.
4624 (update_register_pressure): Update call to mark_regno_birth_or_death.
4625 Rely on that function to check liveness rather than doing it here.
4626 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
4627 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
4628 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
4629 (model_record_pressure, model_record_pressures): New functions.
4630 (model_record_final_pressures, model_add_successors_to_worklist)
4631 (model_promote_predecessors, model_choose_insn): Likewise.
4632 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
4633 (model_start_schedule, model_finalize_pressure_group): Likewise.
4634 (model_end_schedule): Likewise.
4635 (schedule_insn): Say when we're scheduling the next instruction
4636 in the model schedule.
4637 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
4638 (queue_to_ready): Do not add instructions that are
4639 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
4640 Always allow the next instruction in the model schedule to be added.
4641 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
4642 and delay for SCHED_PRESSURE_MODEL too.
4643 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
4644 SCHED_PRIORITY_MODEL, but also take the DFA into account.
4645 (schedule_block): Call model_start_schedule and model_end_schedule.
4646 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
4647 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
4648 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
4650 (sched_finish): Update accordingly.
4651 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
4652 to SCHED_PRESSURE_MODEL.
4653 (add_jump_dependencies): Update call to dep_list_size.
4654 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
4655 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
4656 to SCHED_PRESSURE_MODEL.
4657 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
4658 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
4659 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
4660 handling to SCHED_PRESSURE_MODEL.
4662 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
4664 * common.opt (fsched-pressure-algorithm=): New option.
4665 * flag-types.h (sched_pressure_algorithm): New enum.
4666 * sched-int.h (sched_pressure_p): Replace with...
4667 (sched_pressure): ...this new variable.
4668 * haifa-sched.c (sched_pressure_p): Replace with...
4669 (sched_pressure): ...this new variable.
4670 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
4671 (update_reg_and_insn_max_reg_pressure, schedule_insn)
4672 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
4673 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
4674 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
4675 (sched_analyze_insn): Likewise.
4676 * sched-rgn.c (schedule_region): Likewise.
4677 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
4679 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
4681 * PR middle-end/52997
4682 * ira.c (find_moveable_pseudos): Call resize_reg_info.
4685 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
4686 * expr.c (convert_move): Honor unsignedp when extending partial int
4688 * genmodes.c (complete_mode): Don't clear component field of partial
4690 (emit_mode_inner): Don't emit it however.
4691 (calc_wider_mode): Partial int modes widen to their component.
4693 2012-04-26 David S. Miller <davem@davemloft.net>
4695 * config/sparc/niagara4.md: New file.
4696 * config/sparc/sparc.md: Include it.
4697 * config/sparc/sparc.c (niagara4_costs): New processor costs.
4698 (sparc_option_override): Use it.
4699 (sparc_use_sched_lookahead): Return 2 for niagara4.
4700 (sparc_issue_rate): Likewise.
4702 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
4703 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
4704 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
4705 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
4706 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
4707 alignaddrldi_vis): Set type to gsr.
4708 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
4709 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
4710 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
4711 v<vis3_shift_patname><mode>3, fmean16_vis,
4712 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
4713 fucmp<code>8<P:mode>_vis): Set type to fga.
4714 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
4715 * config/sparc/niagara.md: Likewise.
4716 * config/sparc/niagara2.md: Likewise.
4717 * config/sparc/ultra3.md: Likewise, and fix type matching for
4718 us3_ialuX reservation.
4720 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4722 * reload.c (find_reloads): Change the loop nesting when trying an
4723 alternative with swapped operands.
4725 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4727 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
4728 comment. Delete unused parameter first_exp_point_map.
4729 (virt_loc_aware_diagnostic_finalizer): Update call.
4731 2012-04-26 Michael Hope <michael.hope@linaro.org>
4732 Richard Earnshaw <rearnsha@arm.com>
4734 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
4735 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
4736 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
4737 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
4739 2012-04-25 Sriraman Tallam <tmsriram@google.com>
4741 * doc/extend.texi: Document avx2 support.
4742 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
4744 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4747 * config/cris/cris.md ("*andhi_lowpart_v32")
4748 ("*andqi_lowpart_v32"): Change first input-only operand from
4749 a (match_operand ...) to (match_dup 0). Drop alternatives with
4750 const_int-matching constraints for redundancy.
4751 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4752 three-operand alternative.
4754 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4757 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
4758 instead expand it as zero extension.
4760 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
4763 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
4765 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4767 * common.opt (flag_debug_types_section): Default to 0.
4768 (dwarf_version): Default to 4.
4769 (dwarf_record_gcc_switches): Default to 1.
4770 (dwarf_strict): Default to 0.
4771 * toplev.c (process_options): Don't handle dwarf_strict
4772 or dwarf_version here.
4773 * config/vxworks.c (vxworks_override_options): Don't
4774 test whether dwarf_strict or dwarf_version are negative,
4775 instead test !global_options_set.x_dwarf_*.
4776 * config/darwin.c (darwin_override_options): Default to
4778 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
4779 and -fno-debug-types-section are now the default.
4781 2012-04-25 Jan Hubicka <jh@suse.cz>
4783 * cgraphunit.c: Update toplevel comment.
4784 (tree_rest_of_compilation): Merge into cgraph_expand_function.
4785 (cgraph_analyze_function): Make static.
4786 (cgraph_decide_is_function_needed): Make static.
4787 (cgraph_add_new_function): Use expand_function instead of
4788 rest_of_compilation.
4789 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
4790 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
4792 (cgraph_inline_p): Remove.
4793 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
4794 (init_cgraph): Add comment.
4795 * cgraphbuild.c (record_reference, mark_address, mark_load,
4796 mark_store): Do not call analyze_expr hook.
4797 * cgraph.c: Update toplevel comment.
4798 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
4799 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
4800 Move fere from cgraphunit.c
4801 (cgraph_mark_force_output_node): Move to cgraph.h
4802 * cgraph.h: Reorder so the comments match the function placement.
4803 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
4804 (cgraph_mark_force_output_node): Move here from cgraph.c
4805 * tree.c (free_lang_data): Do not clear analyze_expr hook.
4806 * ipa-inline-transform.c (preserve_function_body_p): New function.
4807 (inline_transform): Update.
4808 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
4809 * langhooks.h (lang_hooks_for_callgraph): Remove.
4810 (lang_hooks): Remove callgraph.
4811 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
4812 * varpool.c: Remove out of date comment.
4813 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
4814 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
4816 2012-04-25 Jan Hubicka <jh@suse.cz>
4819 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
4820 forward declaration.
4821 (cgraph_finalize_function): Finalize them here.
4822 * symtab.c (dump_symtab): Dump ctors and dtors.
4824 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4827 * stor-layout.c (get_best_mode): Don't return mode with bitsize
4828 larger than maxbits. Don't compute maxbits modulo align.
4829 Also check that unit bytes long store at bitpos / unit * unit
4830 doesn't affect bits beyond bitregion_end.
4831 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
4832 would not fit into bitregion_start ... bitregion_end + 1 bit region.
4833 (store_split_bit_field): Decrease unit close to end of bitregion_end
4834 if access is restricted in order to avoid mutual recursion.
4836 PR tree-optimization/53058
4837 * double-int.h (double_int_max_value, double_int_min_value): New
4839 * double-int.c (double_int_max_value, double_int_min_value): New
4841 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
4842 or GT_EXPR with double_int_max_value instead of double_int_mask.
4844 2012-04-25 Richard Guenther <rguenther@suse.de>
4846 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
4847 * tree-vect-loop.c (vect_transform_loop): Adjust.
4848 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
4849 the maximum number of iterations for the epilogue loop.
4850 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
4852 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4855 * c-typeck.c (set_nonincremental_init,
4856 set_nonincremental_init_from_string): Pass true instead of false
4857 as IMPLICIT to add_pending_init.
4859 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
4861 * c-typeck.c (pop_init_level): Improve diagnostics.
4863 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
4865 * compare-elim.c (try_eliminate_compare): Also handle operands with
4866 implicit extensions.
4868 2012-04-25 Alan Modra <amodra@gmail.com>
4870 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
4871 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
4872 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
4873 (no_global_regs_above): Delete.
4874 (no_global_regs): New function.
4875 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
4876 value for load multiple test.
4877 (savres_routine_syms): Increase size.
4878 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
4879 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
4880 rather than a number of boolean flags. Update all callers.
4881 (rs6000_savres_routine_name): Generate vector save/restore names.
4882 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
4883 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
4884 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
4885 and using_store_multiple. Expand uses. Don't always use r11 as
4886 frame reg when needed for out-of-line saves. Set up initial offset
4887 for out-of-line vector saves when buying stack frame. Handle pointer
4888 reg setup for out-of-line fp save. Emit call to out-of-line vector
4889 save function. Choose r11 or r12 for vrsave reg when available for
4891 (rs6000_output_function_prologue): Don't emit .extern for ELF.
4892 (rs6000_emit_epilogue): Choose a better frame reg when restoring
4893 from back-chain to suit out-of-line vector restore functions. Emit
4894 call to out-of-line vector restore function. Adjust register used
4895 for cr restore. Tweak pointer register setup for gpr restore.
4896 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
4898 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
4899 (V_SAVE_INLINE): Define.
4900 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
4902 2012-04-25 Alan Modra <amodra@gmail.com>
4904 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
4905 out-of-line save/restore for large frames. Don't disable
4906 out-of-line saves on ABI_AIX when using static chain reg.
4907 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
4908 clobber static chain reg, and tweak for out-of-line gpr saves
4911 2012-04-25 Alan Modra <amodra@gmail.com>
4913 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
4914 (rs6000_emit_prologue): Use the above to catch register overlap.
4916 2012-04-25 Alan Modra <amodra@gmail.com>
4918 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
4919 decl. Move logic selecting update reg to callers. Update all callers.
4920 (rs6000_emit_allocate_stack): Add copy_off param.
4921 (emit_frame_save): Don't handle reg+reg addressing.
4922 (ptr_regno_for_savres): New function, extracted from..
4923 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
4924 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
4925 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
4926 frame offset adjustment for out-of-line save with copy from sp.
4927 Simplify condition controlling whether cr is saved early or
4928 late. Use ptr_regno_for_savres to verify correct reg is set
4929 up for out-of-line saves. Pass the actual pointer reg used to
4930 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
4931 function. Rearrange spe vars so code is similar to that
4932 elsewhere in this function. Don't update frame_off when spe
4933 save code will restore r11. Use emit_frame_save for spe and
4934 gpr saves. Consolidate darwin out-of-line gpr setup with that
4935 for other abis. Don't assume frame_offset is zero and frame
4936 reg is sp when setting up altivec reg saves, and calculate
4937 exact offset requirement.
4938 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
4939 spe restore code. Consolidate darwin out-of-line gpr setup
4940 with that for other abis.
4942 2012-04-25 Alan Modra <amodra@gmail.com>
4944 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
4945 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
4947 (emit_frame_save): Delete frame_ptr param. Rename total_size to
4949 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
4950 and emit_frame_save calls. Cope with possibly missing note.
4952 2012-04-24 Sriraman Tallam <tmsriram@google.com>
4954 * config/i386/i386.c (build_processor_model_struct): New function.
4955 (make_var_decl): New function.
4956 (fold_builtin_cpu): New function.
4957 (ix86_fold_builtin): New function.
4958 (make_cpu_type_builtin): New function.
4959 (ix86_init_platform_type_builtins): New function.
4960 (ix86_expand_builtin): Expand new builtins by folding them.
4961 (ix86_init_builtins): Make new builtins to detect CPU type.
4962 (TARGET_FOLD_BUILTIN): New macro.
4963 (IX86_BUILTIN_CPU_INIT): New enum value.
4964 (IX86_BUILTIN_CPU_IS): New enum value.
4965 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
4966 * config/i386/i386-builtin-types.def: New function type.
4967 * testsuite/gcc.target/builtin_target.c: New testcase.
4968 * doc/extend.texi: Document builtins.
4970 2012-04-24 Olivier Hainque <hainque@adacore.com>
4972 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
4973 * toplev.c (process_options): Default to dwarf_version 2.
4974 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
4975 and dwarf_version 2.
4977 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4979 * tree-pretty-print.h (default_tree_printer): Do not declare.
4980 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
4982 (default_tree_diagnostic_starter): Make static.
4983 (default_tree_printer): Move to here. Make static.
4984 (tree_diagnostics_defaults): New.
4985 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
4986 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
4987 * toplev.c: Do not include tree-pass.h.
4988 (default_tree_printer): Move from here.
4989 (general_init): Use tree_diagnostics_defaults.
4991 2012-04-24 Chao-ying Fu <fu@mips.com>
4993 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
4994 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
4995 * config/mips/gnu-user.h
4996 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
4997 (GNU_USER_TARGET_LINK_SPEC): New define.
4998 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
4999 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
5000 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
5001 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
5002 GNU_USER_TARGET_ENDFILE_SPEC.
5003 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
5004 (GNU_USER_TARGET_LINK_SPEC): New define.
5005 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
5006 * config/mips/linux-common.h: New file.
5008 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5011 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
5012 (altivec_build_resolved_builtin): Call fully_fold_convert.
5014 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
5017 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
5019 2012-04-24 Richard Guenther <rguenther@suse.de>
5021 PR tree-optimization/53085
5022 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
5025 2012-04-24 Richard Guenther <rguenther@suse.de>
5027 * tree-if-conv.c (main_tree_if_conversion): Move bb under
5030 2012-04-24 Jim Meyering <meyering@redhat.com>
5032 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
5033 absence of an define_enum call.
5035 2012-04-24 Richard Guenther <rguenther@suse.de>
5037 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
5038 the epilogue loop is not re-used as unvectorized version
5039 record the its maximum number of iterations.
5041 2012-04-24 Andrew Pinski <apinski@cavium.com>
5043 * tree-ssa-forwprop.c (simplify_bitwise_binary):
5044 Don't directly use def1/def2.
5046 2012-04-24 Richard Guenther <rguenther@suse.de>
5048 PR tree-optimization/53098
5049 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
5052 2012-04-24 Andrew Pinski <apinski@cavium.com>
5055 * tree-ssa-forwprop.c (defcodefor_name): New function.
5056 (simplify_bitwise_binary): Use defcodefor_name instead of manually
5057 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
5058 Simplify "(~X | Y) & X" to "X & Y" and
5059 "(~X & Y) | X" to "X | Y".
5061 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5063 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
5064 validate_change to add clobbers if IN_GROUP is nonzero.
5065 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
5066 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
5068 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
5070 * config/s390/s390.c (insn_invalid_p): Likewise.
5072 2012-04-24 Jakub Jelinek <jakub@redhat.com>
5075 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
5076 (output_addressed_constants): Likewise.
5079 * varasm.c (get_section): Don't ICE for section conflicts with
5080 built-in section kinds.
5082 2012-04-23 DJ Delorie <dj@redhat.com>
5084 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
5085 (LIBSTDCXX): Change to CPP2.
5087 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
5090 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
5093 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
5095 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
5096 (*addsi_2_zext): Ditto.
5097 (*add<mode>_3): Ditto.
5098 (*addsi_3_zext): Ditto.
5099 (*add<mode>_5): Ditto.
5101 2012-04-23 Andrew Pinski <apinski@cavium.com>
5103 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
5104 (C & B) to (A OP0) & B.
5106 2012-04-23 Martin Jambor <mjambor@suse.cz>
5108 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
5109 temporaries created for a bitfield (reverting revision 122014).
5111 2012-04-23 Richard Guenther <rguenther@suse.de>
5113 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
5114 the condition using is_gimple_condexpr and avoid the not necessary
5116 (set_prologue_iterations): Likewise.
5117 (vect_loop_versioning): Likewise.
5119 2012-04-23 Richard Guenther <rguenther@suse.de>
5121 PR tree-optimization/53070
5122 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
5123 (main_tree_if_conversion): Verify we succeeded in that.
5125 2012-04-23 Jan Hubicka <jh@suse.cz>
5127 * lto-symtab.c (lto_cgraph_replace_node): Do not call
5128 mark_reahcable_node.
5129 * cgraph.c (cgraph_remove_node): Do not clear reachable.
5130 (cgraph_mark_reachable_node): Remove.
5131 (cgraph_mark_force_output_node): Do not set reachable.
5132 (dump_cgraph_node): Do not dump reachable.
5133 (cgraph_create_virtual_clone): Do not set reachable.
5134 * cgraph.h (cgraph_node): Remove reachable flag.
5135 (varpool_node): Remove reachable flag.
5136 (cgraph_mark_if_needed): Remove.
5137 (cgraph_mark_reachable_node): Remove.
5138 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
5139 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
5141 (cgraph_add_new_function): Likewise.
5142 (cgraph_mark_if_needed): Remove.
5143 (cgraph_analyze_function): Do not set target as reachable.
5144 (process_function_and_variable_attributes): Do not care about
5146 (cgraph_analyze_functions): Do not set reachable flags.
5147 (cgraph_mark_functions_to_output): Do not check reachability.
5148 (cgraph_copy_node_for_versioning): Do not set reachable flag.
5149 (dbxout_expand_expr): Update.
5150 * c-decl.c (merge_decls): Do not track changed externs.
5151 * ipa.c: Include pointer-set.h
5152 (enqueue_cgraph_node): Use reachable pointer set.
5153 (process_references): Likewise.
5154 (cgraph_remove_unreachable_nodes): Likewise.
5155 (whole_program_function_and_variable_visibility): Do not recompute
5157 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
5159 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
5161 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
5163 2012-04-23 Richard Guenther <rguenther@suse.de>
5166 * c-typeck.c (build_binary_op): Fix typo.
5168 2012-04-23 Jakub Jelinek <jakub@redhat.com>
5170 PR tree-optimizations/52891
5171 * tree-vect-patterns.c (adjust_bool_pattern): Use
5172 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
5173 but with non-standard precision.
5175 2012-04-22 Jan Hubicka <jh@suse.cz>
5177 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
5180 2012-04-22 Jan Hubicka <jh@suse.cz>
5182 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
5183 * cgraphbuild.c (record_reference, record_type_list, mark_address,
5184 mark_load, mark_store): Do not mark varpool nodes as needed.
5185 * cgraph.c (cgraph_new_nodes): Remove.
5186 (cgraph_create_function_alias): Do not mark nodes as reachable.
5187 (cgraph_add_thunk): Likewise.
5188 (cgraph_mark_reachable_node): Do not manage the queue.
5189 * cgraph.h (cgraph_node): Remove next_needed.
5190 (varpool_nodes_queue): Remove next_needed and prev_needed.
5191 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
5192 (cgraph_new_nodes): Declare.
5193 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
5194 (varpool_analyze_pending_decls): Remove.
5195 (varpool_analyze_node): New.
5196 (varpool_mark_needed_node): Remove.
5197 (varpool_first_variable, varpool_next_variable): New inlines.
5198 (varpool_first_static_initializer, varpool_next_static_initializer):
5200 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
5201 (varpool_first_defined_variable): New inline.
5202 (varpool_next_defined_variable): New inline
5203 (FOR_EACH_VARIABLE): Reimplement.
5204 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
5205 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
5207 * cgraphunit.c (cgraph_new_nodes): Declare here.
5208 (enqueue_node): New function.
5209 (cgraph_process_new_functions): update for new
5210 node set; when constructing cgraph enqueue node for processing.
5211 (cgraph_add_new_function): Use new node set.
5212 (process_function_and_variable_attributes): Do not set varpool needed
5214 (referred_to_p): New function.
5215 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
5216 when varpool is in construction.
5217 (cgraph_analyze_functions): Rewrite.
5218 (cgraph_expand_all_functions): Update.
5219 (cgraph_output_in_order): Do not analyze pending decls; do not set
5221 (cgraph_optimize): Do not analyze pending decls.
5222 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
5223 in other partition; do not mark node as needed.
5224 * dwarf2out.c (reference_to_unused): Use analyzed flag.
5225 (premark_types_used_by_global_vars_helper): Likewise.
5226 * ipa.c (process_references): Do not call varpool_mark_needed_node.
5227 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
5229 (function_and_variable_visibility): Do not mark node as needed.
5230 (whole_program_function_and_variable_visibility): Likewise.
5231 * Makefile.in (gt-varpool.h): No longer needed.
5232 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
5233 (ipa_write_summaries): Do not use needed flag.
5234 * varpool.c: Do not include gt-varpool.h
5235 (x_varpool_nodes_queue, x_varpool_last_needed_node,
5236 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
5237 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
5239 (varpool_remove_node): Do not update the lists.
5240 (dump_varpool_node): Do not dump needed flag.
5241 (varpool_enqueue_needed_node): Remove.
5242 (varpool_mark_needed_node): Remove.
5243 (varpool_reset_queue): Remove.
5244 (varpool_finalize_decl): Move to cgraphunit.c
5245 (varpool_analyze_node): New functions based on former
5246 varpool_analyze_pending_decls.
5247 (varpool_analyze_pending_decls): Remove.
5248 (varpool_assemble_decl): Do not update the lists.
5249 (enqueue_node): New function.
5250 (varpool_remove_unreferenced_decls): Rewrite.
5251 (varpool_empty_needed_queue): Remove.
5252 (add_new_static_var): Do not mark node as needed.
5253 (varpool_create_variable_alias): Handle expansion state
5255 * except.c (output_ttype): Do not mark node as needed.
5256 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
5257 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
5259 * tree-switch-conversion.c (build_one_array): Likewise.
5261 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5264 * doc/invoke.texi (pedantic): Rename to Wpedantic.
5265 * common.opt (Wpedantic): New.
5266 (pedantic): Alias Wpedantic.
5267 * diagnostic.c (warning_at): Likewise.
5268 * c-decl.c (diagnose_mismatched_decls): Likewise.
5269 (build_array_declarator): Likewise.
5270 (mark_forward_parm_decls):
5271 (check_bitfield_type_and_width): Likewise.
5272 (grokdeclarator): Likewise.
5273 (grokfield): Likewise.
5274 (finish_struct): Likewise.
5275 (build_enumerator): Likewise.
5276 (store_parm_decls_oldstyle): Likewise.
5277 (declspecs_add_qual): Likewise.
5278 (declspecs_add_type): Likewise.
5279 (finish_declspecs): Likewise.
5280 * c-typeck.c (composite_type): Likewise.
5281 (comp_target_types): Likewise.
5282 (build_array_ref): Likewise.
5283 (pointer_diff): Likewise.
5284 (build_unary_op): Likewise.
5285 (build_conditional_expr): Likewise.
5286 (build_c_cast): Likewise.
5287 (convert_for_assignment): Likewise.
5288 (maybe_warn_string_init): Likewise.
5289 (digest_init): Likewise.
5290 (pop_init_level): Likewise.
5291 (set_init_index): Likewise.
5292 (c_finish_goto_label): Likewise.
5293 (c_finish_return): Likewise.
5294 (do_case): Likewise.
5295 (build_binary_op): Likewise.
5296 * c-parser.c (static): Likewise.
5297 (c_parser_external_declaration): Likewise.
5298 (c_parser_declaration_or_fndef): Likewise.
5299 (c_parser_static_assert_declaration_no_se): Likewise.
5300 (c_parser_enum_specifier): Likewise.
5301 (c_parser_struct_or_union_specifier): Likewise.
5302 (c_parser_struct_declaration): Likewise.
5303 (c_parser_alignas_specifier): Likewise.
5304 (c_parser_braced_init): Likewise.
5305 (c_parser_initelt): Likewise.
5306 (c_parser_compound_statement_nostart): Likewise.
5307 (c_parser_conditional_expression): Likewise.
5308 (c_parser_alignof_expression): Likewise.
5309 (c_parser_postfix_expression): Likewise.
5310 (c_parser_postfix_expression_after_paren_): Likewise.
5311 (c_parser_objc_class_instance_variables): Likewise.
5312 (c_parser_objc_method_definition): Likewise.
5313 (c_parser_objc_methodprotolist): Likewise.
5315 2012-04-22 Ian Lance Taylor <iant@google.com>
5317 * godump.c (go_output_typedef): Dump size of structs.
5319 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
5321 Correcting transform_to_exit_first_loop + fix to PR46886
5322 * tree-parloops.c (transform_to_exit_first_loop): Remove
5323 setting of number of iterations according to the loop pattern.
5324 Duplicate from entry to exit->src instead of loop->latch.
5325 (pallelize_loops): Remove the condition preventing do-while loops.
5326 * tree-cfg.c (bool bb_in_region_p): New.
5327 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
5328 Adjust redirection of the duplicated iteration.
5330 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
5333 * rtl.def (ADDRESS): Use "i" rather than "w".
5334 * rtl.h (find_base_term): Delete.
5335 (may_be_sp_based_p): Declare.
5336 * rtl.c (rtx_code_size): Remove ADDRESS special case.
5337 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
5338 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
5340 (find_base_term): Make static.
5341 (may_be_sp_based_p): New function.
5342 * dse.c (record_store): Use it.
5343 * store-motion.c (store_killed_in_insn): Likewise.
5345 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
5347 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
5349 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
5352 * c-typeck.c (inform_declaration): New.
5353 (build_function_call_vec): Do not pretty-print
5354 expressions when caret is enabled.
5355 (convert_arguments): Use inform_declaration.
5357 2012-04-20 Jim Meyering <meyering@redhat.com>
5359 * genmodes.c (make_complex_modes): Don't truncate a mode name of
5360 length 7 or more when prepending a "C". Suggested by Richard Guenther.
5362 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5364 PR rtl-optimization/44214
5365 * fold-const.c (exact_inverse): New function.
5366 (fold_binary_loc): Fold vector and complex division by constant into
5367 multiply by recripocal with flag_reciprocal_math; fold vector division
5368 by constant into multiply by reciprocal with exact inverse.
5370 2012-04-20 Jan Hubicka <jh@suse.cz>
5372 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
5374 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
5375 (cgraph_remove_node): Update.
5376 (cgraph_mark_needed_node): Remove.
5377 (cgraph_mark_force_output_node): New.
5378 (dump_cgraph_node): Do not dump needed flag.
5379 (cgraph_node_cannot_be_local_p_1): Update.
5380 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
5381 * cgraph.h (symtab_node_base): Add force_output flag.
5382 (cgraph_node): Remove needed flag.
5383 (varpool_node): Remove force_output flag.
5384 (cgraph_mark_needed_node): Remove.
5385 (cgraph_mark_force_output_node): New.
5386 (cgraph_only_called_directly_or_aliased_p,
5387 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
5388 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
5389 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
5390 (cgraph_add_new_function): Update.
5391 (cgraph_mark_if_needed): Update.
5392 (verify_cgraph_node): Update.
5393 (cgraph_analyze_function): Alias target is reachable.
5394 (process_function_and_variable_attributes): Update: externally_visible
5395 flag makes function reachable.
5396 (cgraph_analyze_functions): Update dumping.
5397 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
5398 input_overwrite_node, input_varpool_node): Update streaming.
5399 * lto-streamer-out.c (produce_symtab): Use force_output.
5400 * ipa.c (process_references): Weakrefs must be processed.
5401 (cgraph_remove_unreachable_nodes): Likewise; update for new
5403 (varpool_externally_visible_p): Weakrefs are externally visible
5404 even if they are not.
5405 (function_and_variable_visibility): Update; when processing alias
5406 pair force the targets to be output.
5407 (whole_program_function_and_variable_visility): Use
5408 mark_reachable_node.
5409 * trans-mem.c (ipa_tm_mark_needed_node): Remove
5410 (ipa_tm_mark_force_output_node): New function.
5411 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
5412 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
5414 * varasm.c (mark_decl_referenced): Update.
5415 (find_decl_and_mark_needed): Remove.
5416 (find_decl): New function.
5417 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
5418 alias targets as needed.
5419 (dump_tm_clone_pairs): Update.
5420 * tree-inline.c (copy_bb): Update check.
5421 * symtab.c (dump_symtab_base): Dump force_output.
5422 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
5423 * passes.c (execute_todo): Fix dumping.
5424 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
5425 (varpool_analyze_pending_decls): Alias target is reachable.
5426 (varpool_create_variable_alias): Finalize weakrefs.
5428 2012-04-20 Jakub Jelinek <jakub@redhat.com>
5431 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
5432 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
5433 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
5434 macros instead of constants.
5435 * dse.c (record_store): Check for SP ADDRESS by comparing
5436 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
5437 XEXP to be stack_pointer_rtx.
5439 2012-04-20 Richard Guenther <rguenther@suse.de>
5441 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
5442 update_call_from_tree when propagating into a call.
5444 2012-04-20 Alan Modra <amodra@gmail.com>
5446 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
5447 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
5448 sp_offset to frame_off. Move world save code earlier.
5450 2012-04-20 Richard Guenther <rguenther@suse.de>
5452 PR tree-optimization/53050
5453 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
5454 Do only one transform on COND_EXPRs at the same time.
5456 2012-04-19 Jan Hubicka <jh@suse.cz>
5458 * symtab.c (dump_symtab_base): Revert accidental checkin.
5460 2012-04-20 Alan Modra <amodra@gmail.com>
5463 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
5464 static chain, set REST_INLINE_FPRS too.
5466 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
5468 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
5471 2012-04-20 Richard Guenther <rguenther@suse.de>
5473 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
5474 loops that can never run more often than the vectorization factor.
5476 2012-04-19 Jan Hubicka <jh@suse.cz>
5478 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
5480 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
5482 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
5484 2012-04-19 Jim Meyering <meyering@redhat.com>
5486 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
5487 We verified above that the string(including trailing NUL) fits in buf,
5490 2012-04-19 Richard Guenther <rguenther@suse.de>
5492 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
5493 for dumping DECL_SECTION_NAME.
5495 2012-04-19 Michael Matz <matz@suse.de>
5498 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
5499 (struct tree_vector): Adjust GTY length.
5500 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
5502 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
5504 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
5505 caller emitted the length calulation already.
5506 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
5507 before handling any of the fields for structs.
5509 2012-04-19 Richard Guenther <rguenther@suse.de>
5511 PR tree-optimization/53031
5512 * tree-vrp.c (adjust_range_with_scev): Revert back to
5513 using max_loop_iterations.
5515 2012-04-19 Michael Matz <matz@suse.de>
5517 * diagnostic.c (emit_diagnostic): Move va_end call after user
5519 (warning, warning_at, pedwarn, permerror): Ditto.
5521 2012-04-19 Richard Guenther <rguenther@suse.de>
5523 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
5526 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
5529 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
5530 the case *(X+const).
5532 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5534 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
5536 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5539 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
5540 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
5542 2012-04-19 Richard Guenther <rguenther@suse.de>
5544 PR rtl-optimization/44688
5545 * loop-iv.c (determine_max_iter): Only return max_iter.
5546 (iv_number_of_iterations): Also use the recorded loop bound
5547 on the maximum number of iterations.
5548 * loop-unroll.c (decide_unroll_runtime_iterations): Use
5549 max_iter to avoid unrolling loops that do not roll.
5550 (decide_unroll_stupid): Likewise.
5552 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
5554 * targhooks.c (default_case_values_threshold): Fix code style nit.
5556 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
5557 case range and type folding from here...
5558 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
5559 type, as documented in tree.def.
5561 2012-04-18 Jan Hubicka <jh@suse.cz>
5563 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
5565 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
5566 cgraph hash and same comdat groups.
5567 (cgraph_optimize): Verify symbol table.
5568 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
5569 (dissolve_same_comdat_group_list): Work on symtab nodes.
5570 (function_and_variable_visibility): Dissolve variable same comdat group
5572 * symtab.c: Include timevar.h
5573 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
5575 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
5577 * tree-switch-conversion.c (info): Remove global pass info.
5578 (check_range, check_process_case, check_final_bb, create_temp_arrays,
5579 free_temp_arrays, gather_default_values, build_constructors,
5580 array_value_type, build_one_array, build_arrays, gen_def_assigns,
5581 fix_phi_nodes, gen_inbound_check): Pass info around from ...
5582 (process_switch): ... here. Unify message format. Return a const
5583 char pointer to the failure reason message.
5584 (do_switchconv): Unify message format. Update process_switch usage.
5586 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
5587 * tree-cfg.c (edge_to_cases): Fix documentation.
5589 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
5591 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
5593 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5595 PR tree-optimization/52976
5596 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
5597 (possibly_move_powi): New function.
5598 (rewrite_expr_tree): Call possibly_move_powi.
5599 (rewrite_expr_tree_parallel): Likewise.
5600 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
5601 call add_to_ops_vec instead.
5603 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5605 PR tree-optimization/52976
5606 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
5607 (decrement_power): Likewise.
5608 (propagate_op_to_single_use): Likewise.
5609 (zero_one_operation): Handle __builtin_pow* calls in linearized
5610 expression trees; factor logic into propagate_op_to_single_use.
5611 (undistribute_ops_list): Allow operands with repeat counts > 1.
5613 2012-04-18 Richard Guenther <rguenther@suse.de>
5615 PR tree-optimization/44688
5616 * cfgloop.h (record_niter_bound): Declare.
5617 * tree-ssa-loop-niter.c (record_niter_bound): Export.
5618 Update the estimation with the upper bound here...
5619 (estimate_numbers_of_iterations_loop): ... instead of here.
5620 Do not forcefully reset a recorded upper bound.
5621 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
5622 Record the maximum number of loop iterations of the prologue loop.
5624 2012-04-18 Jan Hubicka <jh@suse.cz>
5626 * lto-symtab.c (lto_cgraph_replace_node): Update.
5627 * cgraphbuild.c (record_reference, record_type_list,
5628 record_eh_tables, mark_address, mark_load, mark_store): Update.
5629 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
5630 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
5632 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
5633 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
5634 * reload.c: Fix typo in comment.
5635 * rtlanal.c: Likewise.
5636 * tree-emultls.c (gen_emutls_addr): Update.
5637 * ipa-reference.c (analyze_function): Update.
5638 * cgraphunit.c (cgraph_analyze_function,
5639 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
5641 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
5642 (ipa_remove_reference): Likewise.
5643 (ipa_remove_all_refering): Rename to ...
5644 (ipa_remove_all_referring): ... this one; update.
5645 (ipa_dump_references): Update.
5646 (ipa_dump_referring): Update.
5647 (ipa_clone_references): Update.
5648 (ipa_clone_refering): Rename to ...
5649 (ipa_clone_referring): ... this one; update.
5650 (ipa_ref_cannot_lead_to_return): Update.
5651 (ipa_ref_has_aliases_p): Update.
5652 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
5654 (ipa_ref_type): Remove.
5655 (ipa_ref_ptr_u): Remove.
5656 (ipa_ref): Remove referencing, refered, refered_index, refering_type
5657 and refered_type; add referring, referred and referred_index.
5658 (ipa_ref_list): Rename refering to referring.
5659 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
5660 ipa_clone_references, ipa_clone_referring): Update prototypes.
5661 * lto-cgraph.c (referenced_from_other_partition_p): Update.
5662 (lto_output_ref): Update.
5663 (add_references): Update.
5664 (input_varpool_node): Update.
5665 (input_refs): Update.
5666 * ipa-ref-inline.h (ipa_ref_node): Update.
5667 (ipa_ref_varpool_node): Update.
5668 (ipa_ref_referring_node): Update.
5669 (ipa_ref_referring_varpool_node): Update.
5670 (ipa_ref_referring_ref_list): Update.
5671 (ipa_ref_referred_ref_list): Update.
5672 (ipa_ref_list_first_referring): Update.
5673 (ipa_empty_ref_list): Update.
5674 (ipa_ref_list_refering_iterate): Rename to ...
5675 (ipa_ref_list_referring_iterate): ... this one.
5676 * cse.c: Update comment.
5677 * ipa-utils.c (ipa_reverse_postorder): Update.
5678 * tree-ssa-alias.c: Update.
5679 * ipa-inline.c (reset_edge_caches): Update.
5680 (update_caller_keys): Update.
5681 * ipa-inline.h: Update comments.
5682 * jump.c: Update comment.
5683 * alias.c: Likewise.
5684 * ipa.c (process_references): Update.
5685 (cgraph_remove_unreachable_nodes): Likewise.
5686 (ipa_discover_readonly_nonaddressable_var): Likewise.
5687 (cgraph_address_taken_from_non_vtable_p): Likewise.
5688 * trans-mem.c (ipa_tm_execute): Update.
5689 * simplify-rtx.c: Fix comment.
5690 * rtl.c: Fix comment.
5691 * symtab.c (symtab_unregister_node): Update.
5692 * varpool.c (dump_varpool_node): Update.
5693 (varpool_analyze_pending_decls): Update.
5694 (assemble_aliases): Update.
5695 (varpool_for_node_and_aliases): Update.
5697 2012-04-18 Richard Guenther <rguenther@suse.de>
5699 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
5700 use_undefined_p parameter.
5701 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
5702 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
5704 (estimate_numbers_of_iterations): Likewise.
5705 (estimated_loop_iterations): Adjust.
5706 (max_loop_iterations): Likewise.
5707 (scev_probably_wraps_p): Likewise.
5708 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
5709 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
5710 not max_loop_iterations.
5711 (execute_vrp): Remove explicit number of iterations estimation.
5713 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
5715 * config/i386/linux-common.h: New.
5717 * config.gcc: Add i386/linux-common.h before
5718 all i386/linux.h and i386/linux64.h usages.
5720 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
5721 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
5722 * config/i386/gnu-user64.h: Likewise.
5724 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
5725 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
5726 (GNU_USER_TARGET_MATHFILE_SPEC): New.
5727 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
5729 2012-04-18 Jan Hubicka <jh@suse.cz>
5731 * cgraph.c (cgraph_node_name): Remove.
5732 (dump_cgraph_node): Use dump_symtab_base; reformat.
5733 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
5734 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
5736 (cgraph_node_name, varpool_node_name): Remove.
5737 (cgraph_node_asm_name, varpool_node_asm_name,
5738 cgraph_node_name, varpool_node_name): New.
5739 * tree-pass.h (TODO_dump_cgraph): Rename to ...
5740 (TODO_dump_symtab): ... this one.
5741 * ipa-cp (pass_ipa_cp): Update.
5742 * ia-reference.c (generate_summary, read_write_all_from_decl,
5743 propagate, ipa_reference_read_optimization_summary): Update.
5744 * cgraphunit.c (cgraph_analyze_functions): Update.
5745 (cgraph_optimize): Update.
5746 * ipa-ref.c (ipa_dump_references): Update.
5747 (ipa_dump_refering): Update.
5748 * ipa-inline.c (pass_ipa_inline): Update.
5749 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
5750 * ipa.c (pass_ipa_function_visibility,
5751 pass_ipa_whole_program_visibility): Update.
5752 * tree-sra.c (pass_early_ipa_sra): Update.
5753 * symtab.c: Include langhooks.h
5754 (symtab_node_asm_name): New.
5755 (symtab_node_name): New.
5756 (symtab_type_names): New static var.
5757 (dump_symtab_base): New.
5758 (dump_symtab_node, dump_symtab): New.
5759 (debug_symtab_node, debug_symtab): New.
5760 * tree-ssa-structalias.c: Dump symbol table.
5761 * pases.c (execute_todo): Handle TODO_dump_symtab instead
5762 of TODO_dump_cgraph.
5763 * varpoo.c (varpool_node_name): Remove.
5764 (dump_varpool_node): Use dump_symtab_base; reformat.
5766 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
5768 * doc/invoke.texi (Language Independent Options): @item should be
5771 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
5774 * rtl.c (rtx_code_size): Handle ADDRESS.
5776 2012-04-17 Tom de Vries <tom@codesourcery.com>
5778 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
5781 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
5784 * config/i386/sync.md (atomic_<code><mode>): Rename to
5785 atomic_<logic><mode>.
5787 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
5789 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
5790 * alias.c (reg_base_value): Expand and update comment.
5791 (arg_base_value): New variable.
5792 (unique_id): Move up file.
5793 (unique_base_value, unique_base_value_p, known_base_value_p): New.
5794 (find_base_value): Use arg_base_value and known_base_value_p.
5795 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
5796 (find_base_term): Use known_base_value_p.
5797 (base_alias_check): Use unique_base_value_p.
5798 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
5799 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
5801 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
5803 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
5805 2012-04-17 Michael Matz <matz@suse.de>
5807 PR tree-optimization/18437
5808 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
5809 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
5810 (vect_check_strided_load): Declare.
5811 * tree-vect-data-refs.c (vect_check_strided_load): New function.
5812 (vect_analyze_data_refs): Use it to accept strided loads.
5813 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
5815 2012-04-17 Richard Guenther <rguenther@suse.de>
5818 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
5819 loops when redirecting an entry or latch edge.
5821 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
5823 * sel-sched.c (sel_global_init): Revert previous change.
5825 2012-04-17 Richard Guenther <rguenther@suse.de>
5827 * tree-flow.h (array_at_struct_end_p): Move declaration ...
5828 * tree.h (array_at_struct_end_p): ... here.
5829 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
5830 * expr.c (array_at_struct_end_p): ... here. Rewrite.
5832 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
5834 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
5835 COST_TABLE): Remove.
5836 (estimate_case_costs): Remove.
5837 (expand_case): Do not call estimate_case_costs
5838 to set use_cost_table.
5839 (balance_case_nodes): Do not use use_cost_table.
5841 2012-04-16 Jan Hubicka <jh@suse.cz>
5843 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
5844 (hash_node, eq_node): Remove.
5845 (cgraph_create_node): Do not handle hashtable.
5846 (cgraph_get_node): Remove.
5847 (cgraph_insert_node_to_hashtable): Remove.
5848 (hash_node_by_assembler_name): Remove.
5849 (eq_assembler_name): Remove.
5850 (cgraph_node_for_asm): Rewrite.
5851 (cgraph_find_replacement_node): Break out from ...
5852 (cgraph_remove_node): ... here; do not maintain hashtables.
5853 (change_decl_assembler_name): Remove.
5854 (cgraph_clone_node): Do not maintain hashtables.
5855 * cgraph.h (const_symtab_node): New typedef.
5856 (cgraph_insert_node_to_hashtable): Remove.
5857 (symtab_get_node, symtab_node_for_asm,
5858 symtab_insert_node_to_hashtable): Declare.
5859 (cgraph_find_replacement_node): Declare.
5860 (cgraph_get_node, varpool_get_node): Turn into inlines.
5861 (cgraph, varpool): Work sanely on NULL pointers.
5862 (FOR_EACH_SYMBOL): New walker.
5863 * ipa-inline-transform.c (save_inline_function_body): Use
5864 symtab_insert_node_to_hashtable.
5865 * symtab.c: Include ggc.h and diagnostics.h
5866 (symtab_hash, assembler_name_hash): New static vars;
5867 (hash_node, eq_node, hash_node_by_assembler_name,
5868 eq_assembler_name, insert_to_assembler_name_hash,
5869 unlink_from_assembler_name_hash): New.
5870 (symtab_register_node): Update hashtables.
5871 (symtab_insert_node_to_hashtable): New.
5872 (symtab_unregister_node): Update hashtables.
5873 (symtab_get_node): New.
5874 (symtab_node_for_asm): New.
5875 (change_decl_assembler_name): New.
5876 * Makefile.in (symtab.o): Needs GTY.
5877 * varpool.c (varpool_hash): Remove.
5878 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
5879 (varpool_node): Rewrite using varpool_get_node.
5880 (varpool_remove_node): DO not maintain hashtables.
5881 (varpool_node_for_asm): Rewrite.
5883 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
5885 * doc/invoke.texi: Copy-edit to put verbs in the present tense
5886 when describing the current behavior of GCC.
5888 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
5890 * genemit.c (gen_exp): Remove ADDRESS handling.
5891 * genoutput.c (scan_operands): Likewise.
5892 * genpeep.c (match_rtx): Likewise.
5893 * genrecog.c (add_to_sequence): Likewise.
5895 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
5897 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
5899 2012-04-16 Martin Jambor <mjambor@suse.cz>
5901 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
5904 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
5907 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
5908 hints for 'A' operand types.
5910 2012-04-16 Jan Hubicka <jh@suse.cz>
5912 * cgraph.h (symtab_node_base): Add next and previous pointers.
5913 (cgraph_node): Remove next and preivous pointers.
5914 (varpool_node): Likewise; remove next/previous GTY marker;
5915 it is not type safe.
5916 (symtab_node_def): Update GTY marker
5917 (x_cgraph_nodes, cgraph_nodes): Remove.
5918 (symtab_nodes): New function.
5919 (cgraph_order): Rename to ...
5920 (symtab_order): ... this one.
5921 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
5923 (x_varpool_nodes, varpool_nodes): Remove.
5924 (FOR_EACH_STATIC_VARIABLE): Update.
5925 (symtab_function_p, symtab_variable_p): New function.
5926 (FOR_EACH_VARIABLE): Update.
5927 (varpool_first_variable, varpool_next_variable): New functions.
5928 (FOR_EACH_VARIABLE): Update.
5929 (cgraph_first_defined_function): Update.
5930 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
5931 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
5932 (cgraph_first_function, cgraph_next_function): New.
5933 (FOR_EACH_FUNCTION): Update.
5934 (cgraph_first_function_with_gimple_body,
5935 cgraph_next_function_with_gimple_body): Update.
5936 * symtab.c: New file.
5937 * cgraph.c: Update copyright dates.
5938 (x_cgraph_nodes, cgraph_order): Remove.
5939 (NEXT_FREE_NODE): Update.
5940 (SET_NEXT_FREE_NODE): New.
5941 (cgraph_create_node_1): Remove common code.
5942 (cgraph_create_node): Remove common code; call symtab_register_node.
5943 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
5944 (cgraph_add_asm_node): Update.
5945 (cgraph_clone_node): Register new node.
5946 * cgraphunit.c (process_function_and_variable_attributes): Update.
5947 (cgraph_analyze_functions): Update.
5948 (cgraph_analyze_functions): Update.
5949 (cgraph_output_in_order): Update.
5950 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
5952 * ipa-inline.c (recursive_inlining): Update.
5953 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
5954 * ipa.c (cgraph_remove_unreachable_nodes): Update.
5955 * Makefile.in: Add symtab.o
5956 * varpool.c (x_varpool_nodes): Remove
5957 (varpool_node): Remove common code; call symtab_register_node.
5958 (varpool_remove_node): Remove common code; call symtab_unregister_node.
5960 2012-04-16 Richard Guenther <rguenther@suse.de>
5963 * tree.h (VECTOR_CST_NELTS): Adjust.
5964 (struct tree_vector): Add explicit length field.
5965 (make_vector_stat): Declare.
5966 (make_vector): Define.
5967 * tree.c (make_vector_stat): New function.
5968 (build_vector_stat): Use it.
5969 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
5971 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5973 PR tree-optimization/52976
5974 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
5975 (undistribute_ops_list): Ops with repeat counts aren't eligible for
5977 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
5979 2012-04-16 Jan Hubicka <jh@suse.cz>
5981 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
5983 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
5984 walkers to walk cgraph and varpool.
5985 * cgraph.c (cgraph_node_for_asm): Likewise.
5986 (dump_cgraph): Likewise.
5987 * value-prof.c (init_node_map): Likewise.
5988 * tree.c (free_lang_data_in_cgraph): Likewise.
5989 * tree-emutls.c: (ipa_lower_emutls): Likewise.
5990 * ipa-reference.c (generate_summary, propagate): Likewise.
5991 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
5992 cgraph_mark_functions_to_output, cgraph_output_in_order,
5993 output_weakrefs, cgraph_materialize_all_clones,
5994 cgraph_optimize): Likewise.
5995 * lto-cgraph.c (merge_profile_summaries): Likewise.
5996 (input_cgraph): Likewise.
5997 * ipa-pure-const.c (generate_summary): Likewise.
5998 (propagate): Likwise.
5999 * ipa-utils.c (ipa_reduced_postorder): Likewise.
6000 (ipa_free_postorder_info): Likewise.
6001 (ipa_reverse_postorder): Likewise.
6002 * ipa-inline.c (ipa_inline): Likewise.
6003 * matrix-reorg.c (find_matrices_decl): Likewise.
6004 (matrix_reorg): Likewise.
6005 * tree-vectorizer.c (increase_alignment): Likewise.
6006 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
6007 (function_and_variable_visibility): Likewise.
6008 (whole_program_function_and_variable_visibility): Likewise.
6009 (ipa_cdtor_merge): Likewise.
6010 * trans-mem.c (ipa_tm_execute): Likewise.
6011 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
6012 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
6013 (ipa_print_all_params): Likewise.
6014 (ipa_update_after_lto_read): Likewise.
6015 * tree-profie.c (tree_profiling): Likewise.
6016 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6017 * passes.c (dump_passes): Likewise.
6018 (do_per_function): Likewise.
6019 (ipa_write_summaries): Likewise.
6020 * varpool.c (dump_varpool): Likewise.
6021 (varpool_node_for_asm): Likewise.
6022 (varpool_assemble_pending_decls): Likewise.
6024 2012-04-16 Richard Guenther <rguenther@suse.de>
6026 PR tree-optimization/52975
6027 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
6028 condition but always mark it with TRUTH_NOT_EXPR.
6030 2012-04-16 Richard Guenther <rguenther@suse.de>
6032 PR tree-optimization/52975
6033 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
6034 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
6035 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
6036 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
6038 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
6040 * config/i386/sse.md (ssse3_plusminus): New code iterator.
6041 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
6042 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
6043 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
6044 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
6045 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
6046 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
6048 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
6049 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
6050 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
6051 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
6052 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
6053 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
6055 (xop_plus): New code iterator.
6056 (macs): New code attribute.
6058 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
6059 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
6061 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
6062 xop_plus code iterator.
6063 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
6064 xop_plus code iterator.
6065 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
6066 xop_plus code iterator.
6067 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
6068 xop_plus code iterator.
6070 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
6071 any_extend code iterator.
6072 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
6073 any_extend code iterator.
6074 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
6075 any_extend code iterator.
6076 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
6077 any_extend code iterator.
6078 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
6079 any_extend code iterator.
6080 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
6081 any_extend code iterator.
6083 2012-04-14 Tom de Vries <tom@codesourcery.com>
6085 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
6086 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
6087 DELETED_LABEL note, and move it to ...
6088 * cfgrtl.c (delete_insn): ... here. Change return type to void.
6089 (delete_insn_and_edges): Likewise.
6090 (delete_insn_chain): Handle new return type of delete_insn. Delete
6091 chain backwards rather than forwards.
6092 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
6094 * cfglayout.c (fixup_reorder_chain): Delete unused label.
6096 2012-04-14 Jan Hubicka <jh@suse.cz>
6098 * cgraph.h: Update copyrights;
6099 (symtab_node): Turn to union typedef.
6100 (symtab_node_base): New structure.
6101 (symtab_type): Add SYMTAB_SYMBOL tag.
6102 (cgraph_node): Annotate some pinters with nested_ptr.
6103 (varpool_node): Likewise.
6104 (cgraph_local_info): Remove lto_file_data
6105 and externally_visible.
6106 (cgraph_node): Remove decl; same_comdat_group list;
6107 aux; ref_list; order; address_taken; reachable_from_other_parittion,
6108 in_other_partition; resolution.
6109 (varpool_node): Remove decl; same_comdat_group;
6110 ref_list; lto_file_data; aux; order; resolution; externally_visible;
6111 used_from_other_partition; in_other_partition.
6112 (symtab_node_def): New union.
6113 (cgraph, varpool): Update.
6114 (varpool_first_static_initializer, varpool_next_static_initializer,
6115 cgraph_only_called_directly_or_aliased_p,
6116 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
6117 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
6118 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
6120 * cgraph.c: Likewise.
6121 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
6122 * cgraphbuild.c: Likewise.
6123 * lto-symtab.c: Likewise.
6124 * c-gimplify.c: Likewise.
6125 * value-prof.c: Likewise.
6127 * ipa-cp.c: Likewise.
6128 * tree-emutls.c: Likewise.
6129 * ipa-inline-transform.c: Likwise.
6130 * ipa-reference.c: Likewise.
6131 * cgraphunit.c: Likewise.
6132 * ipa-ref.c: Likewise.
6133 * lto-cgraph.c: Likewise.
6134 * ipa-ref-inline.h: Likewise.
6135 * ipa-pure-const.c: Likewise.
6136 * lto-streamer-out.c: Likewise.
6137 * ipa-utils.c: Likewise.
6138 * ipa-inline.c: Likewise.
6139 * matrix-reorg.c: Likewise.
6140 * tree-eh.c: Likewise.
6141 * tree-vectorizer.c: Likewise.
6142 * ipa-split.c: Likewise.
6144 * trans-mem.c: Likewise.
6145 * ipa-inline-analysis.c: Likewise.
6146 * gimplify.c: Likewise.
6147 * cfgexpand.c: Likewise.
6148 * tree-sra.c: Likewise.
6149 * ipa-prop.c: Likewise.
6150 * varasm.c: Likewise.
6151 * tree-nested.c: Likewise.
6152 * tree-inline.c: Likewise.
6153 * tree-profile.c: Likewise.
6154 * tree-ssa-structalias.c: Likewise.
6155 * passes.c: Likewise.
6156 * varpool.c: Likewise.
6158 2012-04-14 Tom de Vries <tom@codesourcery.com>
6160 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
6161 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
6162 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
6164 (gsi_advance_fw_nondebug_nonlocal): New function.
6165 (local_def): Removed function.
6166 (same_succ_hash): Use stmt_local_def.
6167 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
6168 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
6170 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
6172 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
6173 and __ILP32__ for x32.
6175 2012-04-13 Martin Jambor <mjambor@suse.cz>
6178 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
6179 fold_ctor_reference returns a zero constant.
6181 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
6183 * config.gcc: Add i386/gnu-user-common.h before all
6184 i386/gnu-user.h and i386/gnu-user64.h usages.
6186 * config/i386/gnu-user-common.h: New.
6188 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
6189 (CC1_SPEC): Likewise.
6190 (ENDFILE_SPEC): Likewise.
6191 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
6192 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
6193 (TARGET_OS_CPP_BUILTINS): Likewise.
6194 (LIBGCC2_HAS_TF_MODE): Likewise.
6195 (LIBGCC2_TF_CEXT): Likewise.
6196 (TF_SIZE): Likewise.
6197 (TARGET_ASM_FILE_END): Likewise.
6198 (STACK_CHECK_MOVING_SP): Likewise.
6199 (STACK_CHECK_STATIC_BUILTIN): Likewise.
6200 * config/i386/gnu-user64.h: Likewise.
6202 2012-04-13 Martin Jambor <mjambor@suse.cz>
6204 * expr.c (expand_expr_real_1): Pass type, not the expression, to
6205 set_mem_attributes for a memory temporary. Do not call the function
6206 for the memory temporary created for a bitfield.
6208 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
6211 * df.h (enum debug_temp_where): New.
6212 (dead_debug_init, dead_debug_finish) Declare.
6213 (dead_debug_add, dead_debug_insert_temp): Declare.
6214 (struct dead_debug_use, struct dead_debug): Moved from...
6215 * df-problems.c: ... here.
6216 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
6218 (df_create_unused_note): Likewise.
6219 (df_set_dead_notes_for_mw): Move comment where it belongs.
6220 (dead_debug_init): Export.
6221 (dead_debug_reset_uses): New, factored out of...
6222 (dead_debug_finish): ...this. Export.
6223 (dead_debug_reset): Remove.
6224 (dead_debug_add): Export.
6225 (dead_debug_insert_before): Rename to...
6226 (dead_debug_insert_temp): ... this. Add where argument. Export.
6227 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
6228 Return insertion count.
6229 (df_note_bb_compute): Adjust.
6230 * dce.c (word_dce_process_block): Adjust dead debug uses.
6231 (dce_process_block): Likewise.
6233 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
6235 * df-problems.c (df_note_bb_compute): Do not take note of
6236 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
6238 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
6241 * var-tracking.c (expand_depth): New type.
6242 (onepart_aux, expand_loc_callback_data): Change depth type to it.
6243 (loc_exp_dep_alloc): Adjust initializer.
6244 (update_depth): Use new type. Add entryvals.
6245 (vt_expand_var_loc_chain): Take note of expansions with
6246 ENTRY_VALUEs, but don't accept them right away. Run an optional
6247 second pass accepting the minimum ENTRY_VALUE count found in the
6249 (vt_expand_loc_callback, INIT_ELCD): Adjust.
6251 2012-04-13 Tom de Vries <tom@codesourcery.com>
6253 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
6254 parameters vuse and vuse_escaped.
6255 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
6256 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
6259 2012-04-13 Richard Guenther <rguenther@suse.de>
6261 PR tree-optimization/52969
6262 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
6263 the condition for the COND_EXPR and handle predicate negation
6264 by swapping the COND_EXPR arms.
6266 2012-04-13 Nick Clifton <nickc@redhat.com>
6268 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
6269 TODO_dump_func flag.
6271 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
6273 PR rtl-optimization/52203
6274 PR rtl-optimization/52715
6276 Revert the 2012-03-07 fix for PR 52203.
6277 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
6278 the insn does not modify DFA right before issuing, adjust
6279 issue_rate accordingly.
6281 2012-04-13 Richard Guenther <rguenther@suse.de>
6284 * c-typeck.c (pointer_diff): Remove bogus assert.
6286 2012-04-13 Richard Guenther <rguenther@suse.de>
6289 * convert.c (convert_to_pointer): Remove special-casing of zero.
6291 2012-04-13 Joey Ye <joey.ye@arm.com>
6293 * config/arm/constraints.md (Pe): New constraint.
6294 * config/arm/arm.md: New split for imm 256-510.
6296 2012-04-13 Terry Guo <terry.guo@arm.com>
6298 * config/arm/arm-cores.def: Added core cortex-m0plus.
6299 * config/arm/arm-tune.md: Regenerated.
6300 * config/arm/arm-tables.opt: Regenerated.
6301 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
6303 2012-04-13 Alan Modra <amodra@gmail.com>
6306 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
6307 tie regs on destination of sets. Delete forward declaration.
6308 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
6309 (rs6000_emit_prologue): Likewise.
6310 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
6312 (is_mem_ref): Use tie_operand to recognise stack ties.
6313 * config/rs6000/predicates.md (tie_operand): New.
6314 * config/rs6000/rs6000.md (restore_stack_block): Generate new
6316 (restore_stack_nonlocal): Likewise.
6317 (stack_tie): Update.
6318 (frame_tie): Delete.
6320 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6322 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
6323 HOST_WIDE_INT_PRINT_DEC in format strings.
6325 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
6328 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
6329 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
6330 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
6331 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
6332 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
6333 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
6334 avx2_permvarv8si using VI4F_256 mode iterator.
6335 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
6336 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
6337 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
6338 gen_avx2_permvarv8sf.
6339 (expand_vec_perm_pshufb): Ditto.
6341 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6344 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
6345 the list of options to enable the FCFID instruction.
6346 (TARGET_EXTRA_BUILTINS): Adjust comment.
6348 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6350 PR tree-optimization/18589
6351 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
6352 (operand_entry): Add count field.
6353 (add_repeat_to_ops_vec): New function.
6354 (completely_remove_stmt): Likewise.
6355 (remove_def_if_absorbed_call): Likewise.
6356 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
6357 (acceptable_pow_call): New function.
6358 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
6359 entries with repeat counts when found.
6360 (repeat_factor_d): New struct and associated typedefs.
6361 (repeat_factor_vec): New static vector variable.
6362 (compare_repeat_factors): New function.
6363 (get_reassoc_pow_ssa_name): Likewise.
6364 (attempt_builtin_powi): Likewise.
6365 (reassociate_bb): Call attempt_builtin_powi.
6366 (fini_reassoc): Two new calls to statistics_counter_event.
6368 2012-04-12 Richard Guenther <rguenther@suse.de>
6370 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
6371 * cgraph.h (tree_rest_of_compilation): Remove.
6372 * cgraph.c (cgraph_add_new_function): Move ...
6373 * cgraphunit.c (cgraph_add_new_function): ... here.
6374 (tree_rest_of_compilation): Make static.
6375 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
6376 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
6377 gate_all_early_local_passes, execute_all_early_local_passes,
6378 pass_early_local_passes, gate_all_early_optimizations,
6379 pass_all_early_optimizations): Move ...
6380 * passes.c (gate_all_optimizations, pass_all_optimizations,
6381 gate_all_early_local_passes, execute_all_early_local_passes,
6382 pass_early_local_passes, gate_all_early_optimizations,
6383 pass_all_early_optimizations): ... here.
6384 * tree-optimize.c (execute_free_datastructures): Remove.
6385 * tree-flow.h (execute_free_datastructures): Remove.
6386 * tree-optimize.c (execute_init_datastructures,
6387 pass_init_datastructures): Move ...
6388 * tree-ssa.c (execute_init_datastructures,
6389 pass_init_datastructures): ... here.
6390 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
6391 execute_free_datastructures.
6393 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
6395 * dbgcnt.def (ira_move): New counter.
6396 * ira-int.h (ira_create_new_reg): Declare function.
6397 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
6398 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
6399 no longer static. All callers changed.
6400 * ira.c: Include "dbgcnt.h".
6401 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
6402 move_unallocated_pseudos): New static functions.
6403 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
6404 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
6405 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
6406 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
6407 to the pseudos generated in find_moveable_pseudos.
6408 * Makefile.in (ira.o): Add $(DBGCNT_H).
6410 2012-04-12 Richard Guenther <rguenther@suse.de>
6412 PR tree-optimization/52943
6413 * tree-chrec.h (chrec_is_positive): Remove.
6414 * tree-scalar-evolution.c (chrec_is_positive): Move ...
6415 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
6416 Return false for a constant zero instead of negative.
6417 (analyze_siv_subscript_cst_affine): Handle zero difference
6418 in the initial condition explicitely.
6420 2012-04-12 Richard Guenther <rguenther@suse.de>
6422 * tree-parloops.c (parallelize_loops): Also consult the upper
6423 bound for the number of iterations.
6424 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
6425 (loop_prefetch_arrays): Likewise.
6427 2012-04-12 Richard Guenther <rguenther@suse.de>
6429 * cfgloop.h (estimated_loop_iterations_int): Ditch
6430 'conservative' parameter.
6431 (max_stmt_executions_int): Likewise.
6432 (estimated_loop_iterations): Likewise.
6433 (max_stmt_executions): Likewise.
6434 (max_loop_iterations): Declare.
6435 (max_loop_iterations_int): Likewise.
6436 (estimated_stmt_executions): Likewise.
6437 (estimated_stmt_executions_int): Likewise.
6438 * tree-ssa-loop-niter.c (estimated_loop_iterations):
6440 (max_loop_iterations): ... this.
6441 (estimated_loop_iterations_int): Split parts to ...
6442 (max_loop_iterations_int): ... this.
6443 (max_stmt_executions_int): Split parts to ...
6444 (estimated_stmt_executions_int): ... this.
6445 (max_stmt_executions): Split parts to ...
6446 (estimated_stmt_executions): ... this.
6447 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
6448 * predict.c (predict_loops): Likewise.
6449 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
6450 (analyze_siv_subscript_cst_affine): Likewise.
6451 (compute_overlap_steps_for_affine_1_2): Likewise.
6452 (analyze_subscript_affine_affine): Likewise.
6453 (init_omega_for_ddr_1): Likewise.
6454 * tree-parloops.c (parallelize_loops): Likewise.
6455 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6456 (may_eliminate_iv): Likewise.
6457 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
6458 (loop_prefetch_arrays): Likewise.
6459 * tree-vrp.c (adjust_range_with_scev): Likewise.
6461 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
6463 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
6464 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
6466 (dump_table): Use bool type for need_align and have_df variables.
6467 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
6468 (regs_used): Remove register modifier.
6469 (barrier_align): Move variables slot, credit, jump_to_next
6470 into if block above for loop. Use bool type for jump_to_next.
6471 (sh_function_arg): Use NULL_RTX instead of 0.
6473 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
6475 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
6476 (bswapsi2): New expander.
6478 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
6480 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
6481 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
6483 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
6485 PR rtl-optimization/52876
6486 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
6487 Don't call mark_reg_pointer for incompatible pointer sign extension.
6489 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
6492 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
6494 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
6495 comparisons against TYPE_PRECISION.
6496 * tree-ssa-forwprop.c (combine_conversions): Likewise.
6498 2012-04-11 Xinliang David Li <davidxl@google.com>
6500 * tree-passes.h: Remove TODO_dump_func.
6501 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
6502 * trans-mem.c: Remove TODO_dump_func.
6503 * ira.c: Remove TODO_dump_func.
6505 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
6507 * config/i386/i386.c (ix86_option_override_internal): Check
6508 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
6509 after TARGET_64BIT is updated.
6511 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
6513 * config/sh/sh.h: Remove old secondary reload code.
6515 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
6517 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
6518 (ready_reorder): ... this function.
6520 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
6522 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
6525 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
6526 insns so that no other insn is queued for a time before them.
6528 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
6531 2012-04-11 Richard Guenther <rguenther@suse.de>
6534 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
6535 consider loop nesting.
6536 (evolution_function_is_univariate_p): Properly check the remainder
6539 2012-04-11 Richard Guenther <rguenther@suse.de>
6542 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
6544 2012-04-11 Nick Clifton <nickc@redhat.com>
6546 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
6547 information, if requested.
6549 * config/rx/rx.c (rx_expand_prologue): Likewise.
6551 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
6552 Michael Matz <matz@suse.de>
6555 * rtlanal.c (unsigned_reg_p): New function.
6556 Update copyright notice dates.
6557 * rtl.h (unsigned_reg_p): Prototype it.
6558 Update copyright notice dates.
6559 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
6561 * expr.c (expand_expr_real_1): Set register attributes.
6562 * stmt.c (expand_case): Likewise.
6564 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
6567 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
6568 consider_sh2a and allow_zero.
6569 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
6570 (disp_addr_displacement): New function.
6571 (sh_address_cost): Use disp_addr_displacement function instead
6572 of DISP_ADDR_OFFSET.
6573 (sh_legitimate_address_p): Adapt to changed
6574 sh_legitimate_index_p declaration.
6575 (sh_find_mov_disp_adjust): Remove HImode check.
6576 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
6577 disp_addr_displacement and max_mov_insn_displacement.
6578 (max_mov_insn_displacement): Remove HImode check.
6579 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
6580 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
6581 * config/sh/constraints.md (K05, K13): New constraints.
6582 (K12): Correct comment.
6583 (Sdd): Do not use DISP_ADDR_P macro.
6584 (Snd, Sbw): Use satisfies_constraint_Sdd.
6585 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
6586 (*extendhisi2_compact, movhi_i): Remove.
6587 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
6588 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
6589 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
6590 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
6591 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
6592 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
6593 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
6595 Add new peepholes for HImode displacement addressing.
6597 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
6599 * config/sh/sh.h (SIDI_OFF): Remove.
6600 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
6601 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
6604 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
6607 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
6608 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
6609 * doc/md.texi (Standard Names): Add bswap.
6610 * builtin-types.def (BT_UINT16): New primitive type.
6611 (BT_FN_UINT16_UINT16): New function type.
6612 * builtins.def (BUILT_IN_BSWAP16): New.
6613 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
6614 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
6615 expand_builtin_bswap.
6616 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
6617 (fold_builtin_1): Likewise.
6618 (is_inexpensive_builtin): Likewise.
6619 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
6620 missing bits for bswap to libcall code.
6621 * tree.c (build_common_tree_nodes): Build uint16_type_node.
6622 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
6623 (uint16_type_node): New define.
6624 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
6625 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
6627 (rs6000_init_builtins): Likewise.
6628 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
6630 2012-04-11 Tristan Gingold <gingold@adacore.com>
6632 * doc/extend.texi (Type Attributes): Move paragraph.
6634 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
6637 * diagnostic.h (show_caret): Declare.
6638 (caret_max_width): Declare.
6639 (diagnostic_show_locus): Declare.
6640 * diagnostic.c (diagnostic_initialize): Initialize to false.
6641 (diagnostic_show_locus): New.
6642 (diagnostic_report_diagnostic): Call it.
6643 (getenv_columns): New.
6645 (diagnostic_set_caret_max_width): New.
6646 * input.c (read_line): New.
6647 (location_get_source_line): New.
6648 * input.h (location_get_source_line): Declare.
6649 * toplev.c (general_init): Initialize show_caret from options.
6650 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
6651 * opts.c (common_handle_option): Likewise.
6652 * pretty-print.h (pp_get_prefix): New.
6653 (pp_base_get_prefix): New.
6654 * common.opt (fdiagnostics-show-caret): New option.
6655 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
6657 2012-04-11 Richard Guenther <rguenther@suse.de>
6659 PR rtl-optimization/52881
6660 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
6662 2012-04-11 Richard Guenther <rguenther@suse.de>
6664 PR tree-optimization/52912
6665 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
6666 manipulation code we are threading through a loop header
6667 to an exit destination.
6669 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
6671 * tree.h (warn_if_unused_value): Move declaration from here.
6672 * stmt.c (warn_if_unused_value): Move definition from here.
6674 2010-04-10 Michael Matz <matz@suse.de>
6676 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
6678 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
6679 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
6680 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
6681 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
6682 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
6683 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
6684 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
6685 (vect_record_strided_load_vectors): Rename to
6686 vect_record_grouped_load_vectors.
6687 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
6688 Rename use of above macros.
6689 (vect_verify_datarefs_alignment): Ditto.
6690 (vector_alignment_reachable_p): Ditto.
6691 (vect_peeling_hash_get_lowest_cost): Ditto.
6692 (vect_enhance_data_refs_alignment): Ditto.
6693 (vect_analyze_group_access): Ditto and rename stride to groupsize.
6694 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
6695 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
6696 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
6697 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
6698 (vect_record_strided_load_vectors): Rename to
6699 vect_record_grouped_load_vectors.
6700 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
6701 (destroy_loop_vec_info): Ditto.
6702 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
6703 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
6704 (vect_analyze_slp): Ditto.
6705 (new_bb_vec_info): Ditto.
6706 (destroy_bb_vec_info): Ditto.
6707 (vect_schedule_slp_instance): Ditto and rename strided_store to
6709 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
6710 vect_cost_group_size.
6711 (vect_model_store_cost): Rename use of above macros and call
6712 to vect_cost_strided_group_size.
6713 (vect_model_load_cost): Ditto.
6714 (vectorizable_store): Ditto, rename strided_store to grouped_store
6715 and calls to renamed tree-vectorizer.h functions.
6716 (vectorizable_load): Ditto.
6717 (vect_transform_stmt): Rename use of above macros and strided_store
6720 2012-04-10 Jan Hubicka <jh@suse.cz>
6722 * cgraph.h: Remove misledaing comment on ipa-ref.h.
6723 (symtab_type): New enum.
6724 (symtab_node): New structure.
6725 (cgraph_node, varpool_node): Add symbol base type.
6726 (cgraph, varpool): New accestor functions.
6727 * cgraph.c (cgraph_create_node_1): Set symbol type.
6728 * varpool.c (varpool_node): Set symbol type.
6730 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
6731 Richard Sandiford <rdsandiford@googlemail.com>
6733 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
6735 2012-04-10 Richard Guenther <rguenther@suse.de>
6738 * gimple-low.c (gimple_check_call_args): Properly account for
6739 compatible aggregate types.
6741 2012-04-10 Richard Guenther <rguenther@suse.de>
6743 * toplev.h (tree_rest_of_compilation): Remove.
6744 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6745 * cgraph.h (tree_rest_of_compilation): Declare.
6746 * tree-optimize.c (tree_rest_of_compilation): Move ...
6747 * cgraphunit.c (tree_rest_of_compilation): ... here.
6748 * cgraph.c (cgraph_add_new_function): Adjust.
6749 * Makefile.in (tree-optimize.o): Adjust.
6750 (cgraphunit.o): Likewise.
6752 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
6754 PR tree-optimization/52870
6755 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
6756 presumed pattern statement is within the same loop or basic block.
6758 2012-04-10 Tristan Gingold <gingold@adacore.com>
6760 * gengtype.c (main): Make uintptr_t a known type.
6762 2012-04-10 Richard Guenther <rguenther@suse.de>
6764 * tree-pass.h (tree_lowering_passes): Remove.
6765 * tree-optimize.c (tree_lowering_passes): Remove.
6766 * cgraph.c (cgraph_add_new_function): Inline relevant parts
6767 of tree_lowering_passes, avoid redundant call of early local passes.
6768 * cgraphunit.c (cgraph_lower_function): Fold into ...
6769 (cgraph_analyze_function): ... its single caller. Inline
6770 relevant parts of tree_lowering_passes.
6772 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
6775 * config/pa/pa.opt: Remove SIO and GNU_LD.
6777 2012-04-09 Jan Hubicka <jh@suse.cz>
6782 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
6783 boundary, add its target too.
6784 * lto.c (add_references_to_partition): Add also aliased nodes.
6785 (add_cgraph_node_to_partition,
6786 add_varpool_node_to_partition): Work on nodes, not functions/variables;
6787 when adding alias, add also the aliased object.
6789 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
6792 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
6793 VOIDmode immediate operands.
6794 * config/i386/constraints.md (Wz): New constraint.
6795 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
6797 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
6800 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
6801 the DECL generated for the special GOT helper.
6803 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
6805 * config/sh/constraints.md: Update list of constraints in
6807 (Sr0): Remove unused memory constraint.
6809 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6811 * tree-pretty-print.h: Update comment.
6813 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
6815 * config/sh/sh.md: Use braced string notation where applicable.
6816 (*prefetch_i4, prefetch_m2a): Merge into ...
6817 (*prefetch): ... this new insn.
6819 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
6821 * config/sh/sh.h (high_life_started): Remove
6822 * config/sh/predicates.md (general_movdst_operand): Use
6823 'reload_in_progress' instead of 'high_life_started'.
6824 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
6825 divsi_inv_fp): Likewise.
6827 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
6829 * config/sh/sh-protos.h (prepare_move_operands): Return void
6831 * config/sh/sh.c (prepare_move_operands): Likewise.
6832 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
6834 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
6836 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
6837 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
6838 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
6839 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
6840 commutative_float_operator, noncommutative_float_operator,
6841 sh_handle_pragma): Remove.
6843 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
6845 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
6846 Use @option markup on command-line options. Use @samp markup on
6847 literal keywords to options. Use @code markup on code fragments.
6848 Use other markup in preference to quotation marks in the text.
6849 Add markup to some passages without any.
6851 2012-04-06 Mike Stump <mikestump@comcast.net>
6853 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
6855 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
6857 * config/sh/sh.c (hi_const): Remove.
6858 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
6861 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
6863 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
6865 * config/sh/sh.c (sh_expand_t_scc): Likewise.
6866 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
6867 calling sh_expand_t_scc.
6869 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
6871 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
6872 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
6873 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
6874 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
6875 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
6876 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
6877 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
6878 sh2a_is_function_vector_call): Use bool as return type.
6879 (sh_pass_in_reg_p): Remove.
6880 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
6881 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
6882 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
6883 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
6884 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
6885 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
6886 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
6887 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
6888 sh_loads_bankedreg_p): Use bool as return type.
6889 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
6890 'register' modifier.
6892 2012-04-06 Matt Turner <mattst88@gmail.com>
6894 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
6896 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
6898 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
6899 of the destination isn't also a FP_REGS register.
6901 2012-04-05 Teresa Johnson <tejohnson@google.com>
6902 H.J. Lu <hongjiu.lu@intel.com>
6904 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
6905 * config/i386/i386.md (move immediate to memory peephole2):
6906 Add cases for HImode move when LCP stall avoidance is needed.
6907 * config/i386/i386.c (initial_ix86_tune_features): Initialize
6908 X86_TUNE_LCP_STALL entry.
6910 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
6913 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
6914 CONST_INT operands, zero-extended with AND.
6916 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
6919 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
6920 first argument instead of mode size. Move displacement calculations
6922 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
6923 ... these new functions.
6924 (disp_adjust): Remove max_mov_disp field.
6925 (sh_legitimate_index_p): Use max_mov_insn_displacement and
6926 mov_insn_alignment_mask.
6927 (sh_address_cost): Use max_mov_insn_displacement.
6929 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
6931 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
6932 (arch_enabled): Handle new arch types.
6933 (one_cmpldi2): Add NEON support.
6935 2012-04-05 Richard Guenther <rguenther@suse.de>
6937 * gimple.c (walk_gimple_op): Compute val_only for the LHS
6938 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
6939 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
6940 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
6941 ... here and make static.
6942 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
6945 2012-04-05 Richard Guenther <rguenther@suse.de>
6947 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
6948 basic-block before removing it.
6950 2012-04-05 Richard Guenther <rguenther@suse.de>
6952 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
6953 version namespace as we release the freelist.
6955 2012-04-05 Richard Guenther <rguenther@suse.de>
6957 * tree-nrv.c (tree_nrv): Release VDEFs.
6958 * tree-sra.c (sra_modify_constructor_assign): Likewise.
6959 (sra_modify_assign): Likewise.
6960 * tree-vect-stmts.c (vect_remove_stores): Likewise.
6961 * tree-vect-loop.c (vect_transform_loop): Likewise.
6962 * tree-ssa-dom.c (optimize_stmt): Likewise.
6963 * tree-vect-slp.c (vect_schedule_slp): Likewise.
6964 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
6966 2012-04-05 Richard Guenther <rguenther@suse.de>
6968 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
6970 * gimple.h (gsi_remove): Adjust.
6971 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
6972 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
6973 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
6974 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
6975 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
6976 * tree-ssa-pre.c (eliminate): Likewise.
6978 2012-04-04 Mike Stump <mikestump@comcast.net>
6980 * doc/rtl.texi (const_double): Document as sign-extending.
6981 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
6982 * emit-rtl.c (immed_double_int_const): Refine to state the
6984 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
6985 CONST_DOUBLE integers.
6986 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
6987 negative values are converted. Fix conversions bigger than
6988 HOST_BITS_PER_WIDE_INT.
6989 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
6990 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
6991 * explow.c (plus_constant_mode): Add.
6992 (plus_constant): Implement with plus_constant_mode.
6993 * rtl.h (plus_constant_mode): Add.
6995 2012-04-04 Richard Guenther <rguenther@suse.de>
6997 PR tree-optimization/52808
6998 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
6999 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
7001 2012-04-04 Tristan Gingold <gingold@adacore.com>
7003 * expr.c (expand_expr_real_2): Handle larger sizetype in
7006 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
7008 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
7009 to m2a-single instead of m2e.
7011 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
7013 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
7014 Change type of BITOFFSET to signed. Make sure the lower bound of
7015 the computed range is non-negative by adjusting OFFSET and BITPOS.
7016 (expand_assignment): Adjust call to get_bit_range.
7018 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
7020 * h8300/h8300.c (h8300_current_function_monitor_function_p):
7021 New function. Added to check monitor functions.
7022 (h8300_option_override): Modified to generate error/warning
7023 messages for invalid combinations of different command line
7025 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
7026 save EXR on stack for monitor function in case of H8S target
7027 when "-mno-exr" is passed.
7028 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
7030 * doc/invoke.texi: Document H8S options.
7032 2012-04-03 Tristan Gingold <gingold@adacore.com>
7034 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
7035 of gcc_AC_FUNC_MMAP_BLACKLIST.
7036 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
7037 * Makefile.in (aclocal_deps): Add mmap.m4.
7038 * configure: Regenerate.
7039 * aclocal.m4: Regenerate.
7041 2012-04-03 Richard Guenther <rguenther@suse.de>
7043 PR tree-optimization/52808
7044 * tracer.c (tail_duplicate): Return whether we have duplicated
7046 (tracer): If we have duplicated any block, cleanup the CFG.
7047 * cfghooks.c (duplicate_block): If we duplicated a loop
7048 header but not its loop, destroy the loop because it now has
7050 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
7051 the cfg manipulation routines we are not creating a multiple
7054 2012-04-03 Tristan Gingold <gingold@adacore.com>
7056 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
7058 (vms_c_common_override_options): Allow parameterless variadic
7061 2012-04-03 Jakub Jelinek <jakub@redhat.com>
7063 PR tree-optimization/52835
7064 * tree-data-ref.c (build_rdg): Return NULL if
7065 compute_data_dependences_for_loop failed.
7067 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
7069 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
7070 for REAL_CST as well.
7071 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
7072 In the bitfield case, if the value is a REAL_CST, convert it first to
7075 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
7077 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
7078 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
7079 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
7081 * config/i386/biarchx32.h: New.
7083 2012-04-02 Anatoly Sokolov <aesok@post.ru>
7085 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
7086 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
7087 (arm_preferred_reload_class): New function.
7089 2012-04-02 Richard Guenther <rguenther@suse.de>
7091 PR tree-optimization/52756
7092 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
7093 (thread_through_loop_header): After threading through the loop latch
7094 remove the split part from the loop and clear further threading
7095 opportunities that would create a multiple entry loop.
7097 2012-04-02 Richard Guenther <rguenther@suse.de>
7099 PR rtl-optimization/52800
7100 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
7101 CLEANUP_CFG_CHANGED.
7103 2012-04-02 Richard Guenther <rguenther@suse.de>
7106 * loop-init.c (gate_handle_loop2): Destroy loops here if
7107 we don't enter RTL loop optimizers.
7109 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
7112 2012-03-29 Richard Guenther <rguenther@suse.de>
7114 * rtl.h (extended_count): Remove.
7115 * combine.c (extended_count): Remove.
7117 2012-04-02 Dodji Seketeli <dodji@redhat.com>
7120 * pt.c (more_specialized_fn): Don't apply decay conversion to
7121 types of function parameters.
7123 2012-04-02 Tristan Gingold <gingold@adacore.com>
7125 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
7126 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
7127 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
7128 (ggc_pch_this_base): Use uintptr_t instead of size_t.
7130 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
7133 * config/i386/i386.c (ix86_option_override_internal): Don't
7134 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
7136 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
7138 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
7139 (stmt_can_make_abnormal_goto): Use it.
7140 (is_ctrl_altering_stmt): Likewise.
7142 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
7143 Kaz Kojima <kkojima@gcc.gnu.org>
7145 * config/sh/sh.c (push_regs): Skip banked registers when
7146 resbank attribute is specified.
7147 (sh_expand_epilogue): Likewise.
7149 2012-03-30 Richard Henderson <rth@redhat.com>
7152 * combine-stack-adj.c (prev_active_insn_bb): New.
7153 (next_active_insn_bb): New.
7154 (force_move_args_size_note): New.
7155 (combine_stack_adjustments_for_block): Use it.
7157 2012-03-30 Richard Henderson <rth@redhat.com>
7159 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
7160 (ix86_expand_vector_init_duplicate): Initialize it.
7161 (expand_vec_perm_palignr): Likewise.
7162 (ix86_expand_vec_perm_const): Likewise.
7163 (ix86_vectorize_vec_perm_const_ok): Likewise.
7164 (expand_vec_perm_blend): Use it.
7165 (expand_vec_perm_vpermil): Likewise.
7166 (expand_vec_perm_pshufb): Likewise.
7167 (expand_vec_perm_1): Likewise.
7168 (expand_vec_perm_pshuflw_pshufhw): Likewise.
7169 (expand_vec_perm_interleave2): Likewise.
7170 (expand_vec_perm_vpermq_perm_1): Likewise.
7171 (expand_vec_perm_vperm2f128): Likewise.
7172 (expand_vec_perm_interleave3): Likewise.
7173 (expand_vec_perm_vperm2f128_vblend): Likewise.
7174 (expand_vec_perm_vpshufb2_vpermq): Likewise.
7175 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
7176 (expand_vec_perm_broadcast): Likewise.
7177 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
7179 2012-03-30 Richard Henderson <rth@redhat.com>
7181 * dwarf2out.c (gen_variable_die): Initialize off.
7183 2012-03-30 Tristan Gingold <gingold@adacore.com>
7185 * config/vms/vms-f.c: New file.
7186 * config/vms/t-vms (vms-f.o): New rule.
7187 * config.gcc (*-*-*vms*): Define fortran_target_objs.
7189 2012-03-30 Richard Guenther <rguenther@suse.de>
7191 PR tree-optimization/52754
7192 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
7193 propagate arbitrary addresses into really plain dereferences.
7195 2012-03-30 Richard Guenther <rguenther@suse.de>
7198 * except.c (emit_to_new_bb_before): Move loop updating ...
7199 (dw2_build_landing_pads): ... here. Use a proper block for
7200 querying the loop father.
7202 2012-03-30 Tristan Gingold <gingold@adacore.com>
7204 * config/ia64/ia64.c (ia64_section_type_flags): Remove
7205 common_object attribute handling.
7206 (SECTION_VMS_OVERLAY): Remove
7207 (ia64_vms_common_object_attribute): Replace abort with an assert.
7208 Do not set DECL_SECTION_NAME.
7209 (ia64_vms_output_aligned_decl_common): Handle common_object
7211 (ia64_vms_elf_asm_named_section): Remove.
7212 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
7214 2012-03-30 Richard Guenther <rguenther@suse.de>
7217 * double-int.c (rshift_double): Remove not needed cast.
7219 2012-03-30 Richard Guenther <rguenther@suse.de>
7221 * tree-affine.h (print_aff): Remove.
7222 * tree-affine.c (print_aff): Make static.
7223 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
7224 (get_references_in_stmt): Likewise.
7225 (print_direction_vector): Likewise.
7226 (print_dir_vectors): Likewise.
7227 (print_dist_vectors): Likewise.
7228 (dump_subscript): Likewise.
7229 (dump_ddrs): Likewise.
7230 (dump_dist_dir_vectors): Likewise.
7231 (dump_data_references): Likewise.
7232 (dump_data_dependence_relation): Likewise.
7233 (dump_data_dependence_direction): Likewise.
7234 (dump_rdg_vertex): Likewise.
7235 (dump_rdg_component): Likewise.
7236 (debug_ddrs): Declare.
7237 (struct data_ref_loc_d): Move ...
7238 * tree-data-ref.c (struct data_ref_loc_d): ... here.
7239 (get_references_in_stmt): Make static.
7240 (dump_data_references): Likewise.
7241 (dump_subscript): Likewise.
7242 (print_direction_vector): Likewise.
7243 (print_dir_vectors): Likewise.
7244 (print_dist_vectors): Likewise.
7245 (dump_data_dependence_relation): Likewise.
7246 (dump_dist_dir_vectors): Likewise.
7247 (dump_ddrs): Likewise.
7248 (dump_rdg_vertex): Likewise.
7249 (dump_rdg_component): Likewise.
7250 (debug_ddrs): New function.
7251 (access_matrix_get_index_for_parameter): Remove.
7253 2012-03-30 Tristan Gingold <gingold@adacore.com>
7255 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
7256 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
7257 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
7258 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
7259 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
7260 (vms_patch_builtins): Handle new flags
7261 * config/vms/vms-crtlmap.map: Completed using nm on
7262 c and math system libraries.
7263 * config/vms/make-crtlmap.awk: Handle any number of flags.
7265 2012-03-30 Martin Jambor <mjambor@suse.cz>
7267 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
7268 is a builtin_stack_save in a dominating BB.
7270 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
7272 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
7273 crossing 128bit lane boundary.
7275 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
7277 * ira-color.c (setup_left_conflict_sizes_p): Process all
7278 conflicting objects.
7280 2012-03-29 Jakub Jelinek <jakub@redhat.com>
7282 PR tree-optimization/52760
7283 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
7284 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
7286 2012-03-29 Richard Guenther <rguenther@suse.de>
7288 * cgraph.h (cgraph_materialize_all_clones): Remove.
7289 (reset_inline_failed): Likewise.
7290 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
7291 * cgraphbuild.c (reset_inline_failed): Remove.
7292 * rtl.h (cse_main): Remove.
7293 (extended_count): Likewise.
7294 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
7295 (cse_main): Make static.
7296 * combine.c (extended_count): Remove.
7297 (dump_combine_stats): Mark as DEBUG_FUNCTION.
7298 * basic-block.h (reorder_basic_blocks): Remove.
7299 * bb-reorder.c (reorder_basic_blocks): Make static.
7300 * Makefile.in (dse.o): Remove dse.h dependency.
7302 * dse.c (gate_dse): Remove.
7303 (clear_alias_mode_eq): Likewise.
7304 (clear_alias_mode_hash): Likewise.
7305 (dse_record_singleton_alias_set): Likewise.
7306 (dse_invalidate_singleton_alias_set): Likewise.
7308 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
7310 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
7311 crtbegin_so%O%s for -shared.
7312 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
7314 2012-03-29 Richard Guenther <rguenther@suse.de>
7316 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
7317 (add_to_value): Remove.
7318 (print_value_expressions): Likewise.
7319 * tree-ssa-pre.c (add_to_value): Make static.
7320 (print_value_expressions): Likewise.
7321 * gimple.h (gimple_adjust_this_by_delta): Remove.
7322 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
7324 2012-03-29 Richard Guenther <rguenther@suse.de>
7327 * double-int.h (rshift_double): Remove.
7328 * double-int.c (lshift_double): Use absu_hwi to make count positive.
7329 (rshift_double): Make static, take unsigned count argument,
7330 remove handling of negative count argument.
7331 (double_int_rshift): Dispatch to lshift_double.
7333 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
7335 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
7338 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
7339 (SPEC_X32): Likewise.
7340 (MULTILIB_DEFAULTS): Likewise.
7342 * config/i386/i386.c (isa_opts): Remove -m64.
7343 (ix86_target_string): Properly handle -m32/-m64/-mx32.
7344 (ix86_option_override_internal): Properly
7345 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
7346 handle -m32, -m64 and -mx32.
7348 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
7349 with OPTION_ABI_X32. Moved after TARGET_LP64.
7350 (TARGET_LP64): Changed to OPTION_ABI_64.
7352 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
7353 (mx32): Replace ISA_X32 with ABI_X32.
7355 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
7357 * tree.c (tree_size) <VECTOR_CST>: New case.
7359 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
7361 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
7362 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
7364 2012-03-28 Jakub Jelinek <jakub@redhat.com>
7367 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
7368 __builtin_va_start to __builtin_next_arg if the latter is
7369 builtin_decl_explicit_p rather than when it is not.
7372 * tree-vect-generic.c (vector_element): Perform multiplication
7373 for pos in bitsizetype type instead of idx type.
7375 2012-03-28 Richard Guenther <rguenther@suse.de>
7377 * loop-init.c (loop_optimizer_init): If loops are preserved
7378 perform incremental initialization of required loop features.
7379 (loop_optimizer_finalize): If loops are to be preserved only
7380 clean up optional loop features.
7381 (rtl_loop_done): Forcefully free loops here.
7382 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
7383 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
7385 (construct_init_block): Likewise.
7386 (construct_exit_block): Likewise.
7387 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
7388 the CFG after expanding.
7389 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
7390 If we needed to calculate them, free them afterwards.
7391 * tree-pass.h (PROP_loops): New define.
7392 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
7393 * basic-block.h (CLEANUP_CFG_CHANGED): New.
7394 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
7395 (cleanup_cfg): If we did something and have loops around, fix them up.
7396 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
7397 with CLEANUP_CFG_CHANGED.
7398 * cfghooks.c (merge_blocks): If we merge a loop header into
7399 its predecessor, update the loop structure.
7400 (duplicate_block): If we copy a loop latch, adjust loop state
7401 to note we may have multiple latches.
7402 (delete_basic_block): Mark loops for fixup if we remove a loop.
7403 * cfganal.c (forwarder_block_p): Protect loop latches, headers
7405 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
7406 (cfg_layout_can_merge_blocks_p): Likewise.
7407 * cprop.c (bypass_block): If we create a loop with multiple
7408 entries, mark it for removal.
7409 * except.c (emit_to_new_bb_before): Add the new basic-block
7411 * tree-eh.c (lower_resx): Likewise.
7412 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
7413 (expand_omp_taskreg): Likewise.
7414 * tree-inline.c (initialize_cfun): Likewise.
7415 * tree-mudflap.c (add_bb_to_loop): Prototype.
7416 (mf_build_check_statement_for): Properly add new basic-blocks
7418 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
7419 if we remove a loop.
7420 (thread_through_loop_header): Likewise.
7421 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
7422 new basic-blocks to existing loops.
7423 (expand_transaction): Likewise.
7424 * Makefile.in (except.o): Add $(CFGLOOP_H).
7426 (cgraph.o): Likewise.
7427 (cprop.o): Likewise.
7428 (cfgexpand.o): Likewise.
7429 (cfganal.o): Likewise.
7430 (trans-mem.o): Likewise.
7431 (tree-eh.o): Likewise.
7433 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
7436 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
7437 (avr_builtin_decl): New static function.
7438 (struct avr_builtin_description, avr_bdesc): Move up.
7439 Add GTY marker. Add field fndecl. Remove redundant field id.
7440 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
7441 (avr_expand_builtin): Code cleanup because .id is removed.
7443 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
7446 * config.gcc (tm_file): Remove avr/multilib.h.
7448 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
7450 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
7451 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
7452 * config/avr/t-avr: Remove generation of multilib.h.
7453 * config/avr/t-multilib: Regenerate.
7454 * config/avr/multilib.h: Remove.
7455 * config/avr/avr.opt (-msp8): New option.
7456 (avr_sp8): New variable.
7457 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
7458 * config/avr/avr.h (AVR_HAVE_SPH): New define.
7459 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
7460 (avr_device_to_sp8): New prototype.
7461 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
7462 (DRIVER_SELF_SPECS): New define.
7463 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
7464 __AVR_SP8__, __AVR_HAVE_SPH__.
7465 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
7466 AVR_HAVE_8BIT_SP to decide if SP_H is present.
7467 (avr_file_start): Ditto.
7469 2012-03-28 Jakub Jelinek <jakub@redhat.com>
7472 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
7473 instead of 8 in adjust_address.
7475 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
7478 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
7481 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
7484 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
7485 Rearrange conditional logic. Move displacement address calculations
7487 (sh_find_mov_disp_adjust): ... this new function.
7489 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
7491 * config/arm/arm.opt (mapcs): Remove MaskExists.
7492 * config/cris/linux.opt (mno-gotplt): Likewise.
7493 * config/i386/i386.opt (mhard-float): Likewise.
7495 (mno-sse4): Likewise.
7496 * config/m68k/m68k.opt (mhard-float): Likewise.
7497 * config/mep/mep.op (mcop32): Likewise.
7498 * config/pa/pa-hpux.opt (msio): Likewise.
7499 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
7500 * config/picochip/picochip.opt (mlittle): Likewise.
7501 * config/sh/sh.opt (mrenesas): Likewise.
7502 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
7503 * config/sparc/sparc.opt (mhard-float): Likewise.
7504 * config/v850/v850.opt (mv850es): Likewise.
7505 * config/vax/vax.opt (mg-float): Likewise.
7507 2012-03-27 Martin Jambor <mjambor@suse.cz>
7510 * tree-sra.c (sra_modify_assign): Do not call
7511 load_assign_lhs_subreplacements when working with an unscalarizable
7514 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
7517 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
7519 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
7520 * config/i386/i386.c: Include reload.h.
7521 (ix86_legitimize_reload_address): New function.
7523 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
7525 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
7526 hasn't been allocated. Define a target macro for Mask and
7527 InverseMask if it hasn't been defined. Remove MaskExists handling.
7529 * doc/options.texi: Remove MaskExists.
7531 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
7534 * config/sh/sh.c (find_barrier): Add equality check of last_got
7535 to avoid going above orig insn. Update comments.
7537 2012-03-27 Richard Guenther <rguenther@suse.de>
7540 * fold-const.c (try_move_mult_to_index): Handle &x.array more
7543 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
7545 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
7546 of a unit before computing the offset in units.
7547 * expr.c (get_bit_range): Return the null range if the enclosing record
7548 is part of a larger bit field.
7550 2012-03-27 Tristan Gingold <gingold@adacore.com>
7552 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
7553 * config/ia64/ia64.md: Remove mode in template.
7554 Sign extend operand in expand_simple_binop.
7555 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
7556 CASE_VECTOR_MODE instead of TARGET_ILP32.
7557 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
7559 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
7561 * varasm.c (assemble_external): #if 0 out the new assert from the
7562 previous commit, it breaks the Java and Go front ends.
7564 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
7566 * toplev.c (check_global_declaration_1): Do not call assemble_external.
7567 * expr.c (emit_block_move_libcall_fn): Likewise.
7568 (clear_storage_libcall_fn): Likewise.
7569 (expand_expr_addr_expr_1): Likewise.
7570 (expand_expr_real_1): Likewise.
7571 * calls.c (rtx_for_function_call): Likewise.
7573 * varasm.c (assemble_external): Assert this function is only called
7574 during or after expanding to RTL.
7576 2012-03-26 Martin Jambor <mjambor@suse.cz>
7578 PR tree-optimization/50052
7579 * tree-sra.c (tree_non_aligned_mem_p): Removed.
7580 (tree_non_aligned_mem_for_access_p): Likewise.
7581 (build_accesses_from_assign): Removed strict alignment requirements
7583 (access_precludes_ipa_sra_p): Likewise.
7585 2012-03-26 Richard Guenther <rguenther@suse.de>
7587 PR tree-optimization/52701
7588 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
7589 compute and set the evolution part of PHI nodes.
7591 2012-03-26 Richard Guenther <rguenther@suse.de>
7593 PR tree-optimization/52721
7594 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
7596 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
7598 PR tree-optimization/52686
7599 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
7602 2012-03-26 Tristan Gingold <gingold@adacore.com>
7604 * config/alpha/vms.h (LINK_SPEC): Simplify.
7605 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
7606 (NAME__MAIN, SYMBOL__MAIN): Remove.
7607 (VMS_DEBUG_MAIN_POINTER): Remove.
7608 * config/ia64/vms.h: Likewise.
7609 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
7610 code to vms.c. Call vms_start_function.
7611 * config/ia64/ia64.c (ia64_start_function): Likewise.
7612 * config/vms/vms-protos.h (vms_start_function): Declare.
7613 * config/vms/vms.c (vms_start_function): New function.
7614 * config/vms/vms.h (MATH_LIBRARY): Define.
7615 (VMS_DEBUG_MAIN_POINTER): Define.
7617 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
7619 PR rtl-optimization/52629
7620 * reload1.c (count_pseudo): Short-circuit common case.
7621 (count_spilled_pseudo): Return early for pseudos without hard regs.
7622 Assert that the pseudo has got a hard reg before manipulating it.
7624 2012-03-24 Jan Hubicka <jh@suse.cz>
7627 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
7628 (decide_is_variable_needed): Do not handle toplevel reorder here.
7629 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
7630 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
7633 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
7635 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
7636 and str_bitsize instead of more convoluted expressions.
7638 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
7641 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
7643 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
7646 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
7648 2012-03-23 Martin Jambor <mjambor@suse.cz>
7650 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
7652 2012-03-23 Richard Guenther <rguenther@suse.de>
7654 PR tree-optimization/52678
7655 * tree-vectorizer.h (struct _stmt_vec_info): Add
7656 loop_phi_evolution_part member.
7657 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
7658 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
7659 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
7660 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7661 Use the cached evolution part and the PHI nodes value from
7662 the loop preheader edge instead of re-analyzing the evolution.
7664 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7666 * config/mips/mips-tables.opt: Update.
7667 * config/mips/mips.md (processor): Add xlp.
7668 * config/mips/mips-cpus.def: Add xlp.
7669 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
7671 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
7672 * doc/invoke.texi: Mention XLP.
7674 2012-03-22 Jakub Jelinek <jakub@redhat.com>
7677 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
7678 on any new_local_var_chain vars declared during recursing on
7679 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
7681 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
7683 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
7684 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
7685 (ASM_OUTPUT_LOCAL): Ditto.
7686 (ASM_OUTPUT_COMMON): Remove.
7687 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
7688 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
7690 2012-03-22 Jan Hubicka <jh@suse.cz>
7693 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
7695 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
7696 * ipa-inline-transform.c (save_inline_function_body): Remove
7697 copied clone if needed.
7698 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
7700 2012-03-22 Richard Guenther <rguenther@suse.de>
7703 * fold-const.c (fold_ternary_loc): Fix typo.
7705 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
7708 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
7709 (unspecv): Add UNSPECV_MEMORY_BARRIER.
7710 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
7711 (delay_cycles_1, delay_cycles_2): Ditto.
7712 (delay_cycles_3, delay_cycles_4): Ditto.
7713 (nopv, *nopv): Ditto.
7714 (sleep, *sleep): Ditto.
7717 2012-03-22 Richard Guenther <rguenther@suse.de>
7719 PR tree-optimization/52548
7720 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
7721 because of clobbers.
7722 (prune_clobbered_mems): New function.
7723 (compute_antic_aux): Use it to prune ANTIC_OUT.
7724 (compute_partial_antic_aux): Use it to prune PA_IN.
7725 (compute_avail): Only insert expressions into EXP_GEN that are not
7726 invalidated when translated up to the beginning of the block.
7728 2012-03-22 Richard Guenther <rguenther@suse.de>
7730 PR tree-optimization/52638
7731 * tree-vect-stmts.c (vect_init_vector_1): New function, split
7733 (vect_init_vector): ... here. Handle scalar vector inits.
7734 (vect_get_vec_def_for_operand): Adjust.
7735 (vectorizable_load): Likewise.
7737 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
7739 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
7740 (alpha*-*-freebsd*): Ditto.
7741 (alpha*-*-netbsd*): Ditto.
7742 (alpha*-*-openbsd*): Ditto.
7743 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
7744 (DWARF2_DEBUGGING_INFO): Remove.
7745 (PREFERRED_DEBUGGING_TYPE): Remove.
7746 (ASM_FINAL_SPEC): Remove.
7747 (IDENT_ASM_OP): Remove.
7748 (ASM_OUTPUT_IDENT): Remove.
7749 (SKIP_ASM_OP): Remove.
7750 (ASM_OUTPUT_SKIP): Remove.
7751 (ALIGN_ASM_OP): Remove.
7752 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
7753 (ASM_OUTPUT_CASE_LABEL): Remove.
7754 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
7755 (COMMON_ASM_OP): Remove.
7756 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
7757 (ASCII_DATA_ASM_OP): Remove.
7758 (READONLY_DATA_SECTION_ASM_OP): Remove.
7759 (INIT_SECTION_ASM_OP): Remove.
7760 (FINI_SECTION_ASM_OP): Remove.
7761 (ASM_SECTION_START_OP): Remove.
7762 (ASM_OUTPUT_SECTION_START_FILE): Remove.
7763 (TARGET_ASM_NAMED_SECTION): Remove.
7764 (TARGET_ASM_SELECT_SECTION): Remove.
7765 (MAKE_DECL_ONE_ONLY): Remove.
7766 (TYPE_ASM_OP): Remove.
7767 (SIZE_ASM_OP): Remove.
7768 (ASM_WEAKEN_LABEL): Remove.
7769 (TYPE_OPERAND_FMT): Remove.
7770 (ASM_DECLARE_RESULT): Remove.
7771 (ASM_DECLARE_OBJECT_NAME): Remove.
7772 (ASM_FINISH_DECLARE_OBJECT): Remove.
7773 (ELF_ASCII_ESCAPES): Remove.
7774 (ELF_STRING_LIMIT): Remove.
7775 (STRING_ASM_OP): Remove.
7776 (ASM_OUTPUT_EXTERNAL): Remove.
7777 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
7778 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
7780 (ASM_DECLARE_FUNCTION_NAME): Ditto.
7781 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
7782 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
7783 (ASM_OUTPUT_SKIP): Ditto.
7784 (READONLY_DATA_SECTION_ASM_OP): Remove.
7785 (USER_LABEL_PREFIX): Remove.
7786 (ASM_OUTPUT_ASCII): Remove.
7787 (ASM_OUTPUT_CASE_LABEL): Remove.
7788 (NO_DOLLAR_IN_LABEL): Undefine.
7790 2012-03-22 Richard Guenther <rguenther@suse.de>
7792 PR tree-optimization/52459
7793 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
7794 PHI insertion for calls.
7796 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
7798 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
7799 find_sets_in_insn, canonicalize_insn): Split out from ...
7800 (cse_insn): ... here.
7801 (invalidate_from_clobbers): Take an insn instead of the pattern.
7803 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
7806 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
7807 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
7808 * config/sh/sh.md (sindf2, cosdf2): Remove.
7810 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
7813 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
7814 prologue for unwinder and profiler.
7816 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
7818 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
7819 Introduce emul_name to select the right linker emulation for
7820 powerpc64-*-freebsd*.
7821 * configure: Regenerate.
7822 * config.gcc: Add bits to support powerpc64-*-freebsd*.
7823 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
7824 * config/rs6000/freebsd64.h: New file.
7825 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
7827 (rs6000_savres_strategy): Likewise.
7828 (rs6000_savres_routine_name): Likewise.
7829 (rs6000_elf_file_end): Likewise.
7830 * config/rs6000/t-freebsd64: New file.
7831 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
7832 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
7834 * config/rs6000/freebsd64.h: Remove duplicated entries from last
7836 * config/rs6000/t-freebsd64: Likewise.
7838 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
7840 PR rtl-optimization/52543
7842 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
7843 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
7844 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
7845 (avr_load_libgcc_p): Restrict to __flash loads.
7846 (avr_out_lpm): Only handle 1-byte loads from __flash.
7847 (avr_load_lpm): New function.
7848 (avr_find_unused_d_reg): Remove.
7849 (avr_out_lpm_no_lpmx): Remove.
7850 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
7851 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
7852 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
7853 (load_<mode>, load_<mode>_clobber): New insns.
7854 (mov<mode>): For multi-byte move from non-generic
7855 16-bit address spaces: Expand to load_<mode> resp.
7856 load_<mode>_clobber.
7857 (load<mode>_libgcc): Remove expander.
7858 (split-lpmx): Remove split.
7860 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
7862 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
7863 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
7864 All callers changed.
7865 (Fixed_core_reg): New feature.
7866 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
7868 * neon-testgen.ml: Handle Fixed_core_reg.
7870 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
7872 * config/arm/arm.c (thumb2_reorg): Add complete support
7873 for 16-bit instructions.
7874 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
7876 2012-03-21 Richard Guenther <rguenther@suse.de>
7878 PR tree-optimizer/52636
7879 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
7880 to the appropriate type.
7882 2012-03-21 Richard Guenther <rguenther@suse.de>
7884 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
7886 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
7887 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
7888 * passes.c (init_optimization_passes): Remove pass_init_function,
7889 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
7890 * tree-pass.h (pass_init_function): Remove.
7891 (pass_jump): Remove.
7892 (pass_initial_value_sets): Remove.
7893 (pass_unshare_all_rtl): Remove.
7894 * integrate.c (pass_initial_value_sets): Remove.
7895 * emit-rtl.c (pass_unshare_all_rtl): Remove.
7896 * tree.h (init_function_for_compilation): Remove.
7897 * function.c (init_function_for_compilation): Remove.
7898 (pass_init_function): Remove.
7899 * cfgcleanup.c (rest_of_handle_jump): Remove.
7900 (pass_jump): Remove.
7902 2012-03-20 Jason Merrill <jason@redhat.com>
7904 * tree-streamer-in.c (streamer_alloc_tree): Call
7905 ggc_alloc_zone_cleared_tree_node instead of
7906 ggc_alloc_zone_cleared_tree_node_stat.
7908 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
7910 * doc/extend.texi (Template Instantiation): Remove anachronisms.
7912 2012-03-20 Jakub Jelinek <jakub@redhat.com>
7915 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
7916 (ix86_expand_vec_perm_const_1): Call it.
7918 * config/i386/i386.c (vselect_insn): New variable.
7919 (init_vselect_insn): New function.
7920 (expand_vselect, expand_vselect_insn): Add testing_p argument.
7921 Call init_vselect_insn if vselect_insn is NULL. Adjust
7922 PATTERN (vselect_insn), instead of creating a new insn each time,
7923 only emit a copy of it if not testing and recog has been successful.
7924 (expand_vec_perm_pshufb, expand_vec_perm_1,
7925 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
7929 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
7930 ("enabled" attribute): Handle avx2 and noavx2 isas.
7931 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
7933 (vec_dup<mode>): Add avx2 =x,x alternative.
7934 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
7935 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
7936 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
7937 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
7939 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
7940 if possible, handle also V8SFmode.
7942 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
7944 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
7945 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
7946 reg_or_zero_operand predicate.
7947 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
7949 2012-03-20 Jakub Jelinek <jakub@redhat.com>
7951 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
7952 If operand isn't UNSPEC, return 0.
7954 2012-03-20 Richard Guenther <rguenther@suse.de>
7956 * tree-pass.h (pass_rtl_eh): Remove.
7957 * except.c (gate_handle_eh): Likewise.
7958 (rest_of_handle_eh): Likewise.
7959 (pass_rtl_eh): Likewise.
7960 (finish_eh_generation): Export.
7961 * except.h (finish_eh_generation): Declare.
7962 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
7963 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
7964 after expanding stack alignment. Instead of compacting blocks
7967 2012-03-20 Richard Guenther <rguenther@suse.de>
7969 * stor-layout.c (finish_bitfield_representative): Fallback
7970 to conservative maximum size if the padding up to the next
7971 field cannot be computed as a constant.
7972 (finish_bitfield_layout): If we cannot compute the distance
7973 between the start of the bitfield representative and the
7974 bitfield member start a new representative.
7975 * expr.c (get_bit_range): The distance between the start of
7976 the bitfield representative and the bitfield member is zero
7977 if the field offsets are not constants.
7979 2012-03-20 Tristan Gingold <gingold@adacore.com>
7981 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
7982 convert in lowercase.
7983 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
7984 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
7985 * stor-layout.c (sizetype_tab): Adjust.
7986 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
7987 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
7988 instead of type_kind_last.
7989 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
7990 instead of size_int_kind.
7991 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
7992 * doc/tm.texi: Regenerate.
7993 * defaults.h (SIZETYPE): Provide a default value.
7994 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
7997 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
7999 * config/sh/sh.md: Use braced string notation where applicable.
8001 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
8003 * config/i386/i386.md (allocate_stack): Simplify.
8005 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
8007 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
8008 copy_to_mode_reg (Pmode, ...).
8009 (expand_builtin_frame_address): Ditto.
8010 * expr.c (emit_block_move_via_libcall): Ditto.
8011 (set_storage_via_libcall): Ditto.
8013 * config/i386/i386.c (ix86_expand_movmem): Ditto.
8014 (ix86_expand_setmem): Ditto.
8015 (ix86_trampoline_init): DItto.
8016 * config/i386/i386.md (cmpstrnsi): Ditto.
8018 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
8020 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
8021 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
8022 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
8023 (SH Options): Likewise.
8025 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
8027 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
8028 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
8029 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
8030 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
8031 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
8034 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
8036 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
8037 * config/i386/i386.c (ix86_decompose_address): Use
8038 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
8039 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
8040 thread pointer to a register.
8043 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
8045 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
8046 if Pmode != word_mode.
8047 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
8048 Pmode == SImode for TARGET_X32.
8050 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
8051 (tls_initial_exec_x32): Likewise.
8053 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
8056 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
8057 DISP_ADDR_OFFSET): New macros.
8058 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
8059 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
8060 (sh_legitimize_address): Add QImode displacement handling.
8061 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
8063 (sh_secondary_reload): Add QImode displacement handling.
8064 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
8065 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
8066 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
8067 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
8068 to register operands only.
8069 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
8070 (extendqihi2): Change insn to expander.
8071 (*extendqihi2_compact_reg): New insn.
8072 (movqi_i, movqi): Replace with ...
8073 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
8074 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
8075 Add new peepholes for QImode displacement addressing.
8077 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
8080 * doc/invoke.texi: Document -Wuseless-cast.
8082 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
8084 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
8085 * tree.h (handled_component_p): Reorder cases.
8086 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
8087 not initialize unsignedp.
8088 (loc_list_from_tree): Likewise.
8089 (fortran_common): Likewise.
8090 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
8092 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
8094 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
8095 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
8096 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
8097 (ix86_split_long_move): Ditto.
8098 (legitimize_tls_address): Use ix86_gen_sub3.
8099 (construct_plt_address): Assert that Pmode == DImode.
8101 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
8103 * config/i386/i386.md: Remove empty predicates and/or constraints.
8104 * config/i386/sync.md: Ditto.
8105 * config/i386/sse.md: Ditto.
8106 * config/i386/mmx.md: Ditto.
8107 * config/i386/pentium.md: Ditto.
8108 * config/i386/athlon.md: Ditto.
8110 2012-03-16 Richard Guenther <rguenther@suse.de>
8112 PR tree-optimization/52603
8113 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
8117 2012-03-14 Richard Guenther <rguenther@suse.de>
8119 PR tree-optimization/52571
8120 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
8121 flag_section_anchors check ...
8122 (vect_can_force_dr_alignment_p): ... here.
8124 2012-03-16 Martin Jambor <mjambor@suse.cz>
8126 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
8127 memory through MEM_REFs by calling extract_bit_field.
8129 2012-03-16 Richard Guenther <rguenther@suse.de>
8131 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
8132 and REFERENCE_TYPE interpretations.
8133 (can_native_interpret_type_p): New function.
8134 (fold_ternary_loc): Use native encode/interpret to fold
8135 BIT_FIELD_REFs of constants.
8137 2012-03-16 Richard Guenther <rguenther@suse.de>
8140 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
8141 of vector constants and constructors.
8143 2012-03-16 Richard Guenther <rguenther@suse.de>
8145 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
8146 VIEW_CONVERT_EXPR to convert constants.
8147 (vect_is_simple_use): Treat all constants as vec_constant_def.
8149 2012-03-16 Richard Guenther <rguenther@suse.de>
8150 Kai Tietz <ktietz@redhat.com>
8153 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
8154 side-effects completely in the pre-queue and use a temporary
8157 2012-03-16 Richard Guenther <rguenther@suse.de>
8159 * stor-layout.c (finish_bitfield_representative): Fall back
8160 to the conservative maximum size if we cannot compute the
8161 size of the tail padding.
8163 2012-03-16 Tristan Gingold <gingold@adacore.com>
8165 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
8166 __CRTL_VER and __VMS_VER.
8167 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
8168 and vms_c_get_vms_ver.
8169 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
8171 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
8172 (VMS_DEFAULT_VMS_VER): Define.
8173 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
8174 (VMS_DEFAULT_VMS_VER): Define.
8176 2012-03-16 Richard Guenther <rguenther@suse.de>
8178 * tree-vect-loop.c (get_initial_def_for_induction): Use
8179 build_constructor directly.
8180 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
8181 build_vector_from_val.
8182 * tree.c (build_vector_from_val): Avoid creating a constructor
8183 first when we want a constant vector.
8185 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8187 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
8189 2012-03-16 Richard Guenther <rguenther@suse.de>
8191 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
8192 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
8193 (struct tree_vector): Remove elements member, add variable size
8195 (build_vector_stat): Declare.
8196 (build_vector): Define in terms of build_vector_stat.
8197 * tree.c (build_vector): Rename to ...
8198 (build_vector_stat): ... this. Take array of trees as parameter.
8199 (build_vector_from_ctor): Adjust.
8200 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
8201 initializer_zerop): Adjust.
8202 * cfgexpand.c (expand_debug_expr): Likewise.
8203 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
8204 const_vector_from_tree): Likewise.
8205 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
8206 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
8207 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
8208 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
8209 (lto_input_ts_vector_tree_pointers): Adjust.
8210 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
8211 (write_ts_vector_tree_pointers): Adjust.
8212 * varasm.c (const_hash_1, compare_constant, copy_constant,
8213 output_constant): Adjust.
8214 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
8215 * print-tree.c (print_node): Adjust.
8216 * tree-pretty-print.c (dump_generic_node): Adjust.
8217 * tree-vect-generic.c (uniform_vector_p, vector_element,
8218 lower_vec_perm): Adjust.
8219 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
8220 * tree-vect-slp.c (vect_get_constant_vectors,
8221 vect_transform_slp_perm_load): Adjust.
8222 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
8223 * expmed.c (make_tree): Adjust.
8224 * config/i386/i386.c (ix86_expand_builtin): Adjust.
8225 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
8227 (sparc_fold_builtin): Adjust.
8229 2012-03-16 Tristan Gingold <gingold@adacore.com>
8231 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
8232 * config/vms/vms-stdint.h: New file.
8234 2012-03-16 Tristan Gingold <gingold@adacore.com>
8236 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
8237 (ia64-hp-*vms*): Replaced by ...
8238 (*-*-*vms*): ... This new entry.
8240 2012-03-15 Jakub Jelinek <jakub@redhat.com>
8243 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
8244 (ix86_expand_vec_perm_const_1): Use it.
8247 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
8248 (avx2_permv4df): Remove.
8249 (avx2_permv4di): Macroize into...
8250 (avx2_perm<mode>): ... this using VI8F_256 iterator.
8251 (avx2_permv4di_1): Macroize into...
8252 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
8254 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
8256 * combine.c (apply_distributive_law): Do not distribute SUBREG.
8258 2012-03-15 Ira Rosen <irar@il.ibm.com>
8259 Ulrich Weigand <ulrich.weigand@linaro.org>
8261 * tree-vect-patterns.c (widened_name_p): Rename to ...
8262 (type_conversion_p): ... this. Add new argument to determine
8263 if it's a promotion or demotion operation. Check for
8264 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
8265 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
8267 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
8268 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
8270 (vect_recog_mixed_size_cond_pattern): Likewise and allow
8271 non-constant then and else clauses.
8273 2012-03-15 Ira Rosen <irar@il.ibm.com>
8274 Ulrich Weigand <ulrich.weigand@linaro.org>
8276 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
8277 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
8279 * tree-vect-patterns.c (widened_name_p): Pass basic block
8280 info to vect_is_simple_use.
8281 (vect_recog_dot_prod_pattern): Fail for basic blocks.
8282 (vect_recog_widen_sum_pattern): Likewise.
8283 (vect_handle_widen_op_by_const): Support basic blocks.
8284 (vect_operation_fits_smaller_type,
8285 vect_recog_over_widening_pattern): Likewise.
8286 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
8287 Update call to vect_is_simple_use.
8288 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
8290 (check_bool_pattern): Add an argument, update call to
8291 vect_is_simple_use and the recursive calls.
8292 (vect_recog_bool_pattern): Update relevant function calls.
8294 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
8295 (vect_pattern_recog_1): Check for reduction only in loops.
8296 (vect_pattern_recog): Add new argument. Support basic blocks.
8297 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
8298 info to vect_is_simple_use_1.
8299 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
8300 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
8302 2012-03-15 Jakub Jelinek <jakub@redhat.com>
8303 Andrew Pinski <apinski@cavium.com>
8306 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
8307 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
8308 calls instead of __builtin_ir{int,ound}*.
8310 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8312 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
8315 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8317 * config.gcc (target_type_format_char): New. Document it. Set it for
8319 * configure.ac (gnu_unique_option): Use target_type_format_char
8320 in test. Comment rationale.
8321 * configure: Regenerate .
8323 2012-03-15 Jakub Jelinek <jakub@redhat.com>
8325 PR tree-optimization/52267
8326 * tree-vrp.c (masked_increment): New function.
8327 (register_edge_assert_for_2): Derive ASSERT_EXPRs
8328 from (X & CST1) cmp CST2 tests.
8330 2012-03-15 Richard Guenther <rguenther@suse.de>
8333 * tree-data-ref.c (subscript_dependence_tester_1): Check
8334 all dimensions for non-conflicting access functions.
8336 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8339 * doc/invoke.texi [C++ Language Options]: Document
8340 -ftemplate-backtrace-limit.
8342 2012-03-15 Tristan Gingold <gingold@adacore.com>
8344 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
8347 2012-03-15 Tristan Gingold <gingold@adacore.com>
8349 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
8350 use DW_OP_call_frame_cfa.
8352 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
8355 * config/i386/i386-opts.h (pmode): New.
8357 * config/i386/i386.c (ix86_option_override_internal): Properly
8358 check and set ix86_pmode.
8360 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
8362 * config/i386/i386.opt (maddress-mode=): New.
8364 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
8366 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8368 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
8369 (dwarf2out_do_cfi_asm): Likewise.
8370 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
8372 (add_data_member_location_attribute): Likewise.
8373 (gen_array_type_die): Likewise.
8374 (gen_subprogram_die): Likewise.
8375 (gen_producer_string): Likewise.
8376 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
8377 Remove MIPS_DEBUGGING_INFO handling.
8378 (sdb_debug_hooks): Likewise.
8379 (sdbout_begin_block): Likewise.
8380 (sdbout_end_block): Likewise.
8381 (sdbout_begin_prologue): Likewise.
8382 (sdbout_start_source_file): Likewise.
8383 (sdbout_end_source_file): Likewise.
8384 (sdbout_init): Likewise.
8385 * system.h (MIPS_DEBUGGING_INFO): Poison.
8387 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8389 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
8390 (alpha_file_start) [MS_STAMP]: Remove.
8392 * config/alpha/elf.h (TARGET_GAS): Remove.
8393 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
8394 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
8395 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
8396 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
8397 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
8398 (alpha*-*-freebsd*): Likewise.
8399 (alpha*-*-netbsd*): Likewise.
8400 (alpha*-*-openbsd*): Likewise.
8401 (alpha*-*-*): Remove target_cpu_default2.
8402 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
8404 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
8405 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
8406 * config/alpha/alpha.c (print_operand): Always assume
8407 TARGET_AS_SLASH_BEFORE_SUFFIX.
8408 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
8409 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
8410 ("*builtin_setjmp_receiver_er_1"): Remove.
8411 * config/alpha/alpha.opt (malpha-as): Remove.
8413 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
8415 Remove DEC Unix reference.
8417 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
8418 (EXTENDED_COFF): Remove.
8419 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
8420 (EXTENDED_COFF): Don't undef.
8421 * config/alpha/alpha.c (alpha_file_start): Always assume
8423 Don't set targetm.asm_file_start_file_directive.
8424 [!OBJECT_FORMAT_ELF]: Remove.
8425 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
8427 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
8428 (DBX_DEBUGGING_INFO): Remove.
8429 (MIPS_DEBUGGING_INFO): Remove.
8430 (PREFERRED_DEBUGGING_TYPE): Remove.
8431 (DBX_OUTPUT_SOURCE_LINE): Remove.
8432 (SDB_OUTPUT_SOURCE_LINE): Remove.
8433 (DBX_CONTIN_LENGTH): Remove.
8434 (NO_DBX_FUNCTION_END): Remove.
8435 (ASM_STABS_OP): Remove.
8436 (ASM_STABN_OP): Remove.
8437 (ASM_STABD_OP): Remove.
8438 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
8439 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
8440 (PUT_SDB_DEF): Remove.
8441 (PUT_SDB_PLAIN_DEF): Remove.
8442 (PUT_SDB_TYPE): Remove.
8443 (sdb_label_count): Remove.
8444 (PUT_SDB_BLOCK_START): Remove.
8445 (PUT_SDB_BLOCK_END): Remove.
8446 (PUT_SDB_FUNCTION_START): Remove.
8447 (PUT_SDB_FUNCTION_END): Remove.
8448 (PUT_SDB_EPILOGUE_END): Remove.
8449 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
8450 (MIPS_DEBUGGING_INFO): Don't undef.
8451 (DBX_DEBUGGING_INFO): Don't undef.
8452 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
8453 (MIPS_DEBUGGING_INFO): Don't undef.
8454 (DBX_DEBUGGING_INFO): Don't undef.
8455 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
8456 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
8458 (alpha_start_function): Likewise.
8459 (sdb_label_count): Remove.
8460 (alpha_output_filename): Remove DBX_DEBUG handling.
8461 (alpha_file_start): Likewise.
8463 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8465 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
8466 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
8467 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
8469 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
8470 (ld_tls_support): Remove Solaris 8 references.
8471 (lwp_dir, lwp_spec): Remove support for alternate thread library.
8472 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
8473 * configure: Regenerate.
8474 * config.in: Regenerate.
8476 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
8477 * config/i386/sol2.h: Remove Solaris 8 references.
8479 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
8480 (i?86-*-solaris2.9): ... this.
8481 Remove Solaris 8 references.
8482 (Specific, *-*-solaris2*): Document Solaris 8 removal.
8483 Remove Solaris 8 references.
8485 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8487 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
8488 (mips-sgi-irix6.5*): Remove.
8489 * config.host (mips-sgi-irix*): Remove.
8490 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
8491 (set_have_as_tls): Remove *-*-irix6*.
8492 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
8493 * configure: Regenerate.
8495 * config/mips/iris6.h: Remove.
8496 * config/mips/iris6.opt: Remove.
8497 * config/mips/t-irix6: Remove.
8499 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
8500 (TARGET_IRIX6): Remove.
8501 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
8502 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
8503 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
8505 (mips_file_start): Likewise.
8506 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
8508 * config/mips/driver-native.c [__sgi__]: Remove.
8509 (host_detect_local_cpu) [__sgi__]: Remove.
8511 * config/mips/gnu-user.h: Remove iris5.h reference.
8513 * config/mips/mips-modes.def: Remove IRIX 6 reference.
8514 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
8515 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
8518 * gcc.c (main): Move asm_debug initialization ...
8519 (asm_debug): ... here.
8521 * ginclude/stddef.h (__STDDEF_H__): Don't define.
8523 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
8524 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
8525 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
8526 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
8527 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
8528 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
8530 * doc/tm.texi: Regenerate.
8532 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
8534 (MIPS Options, -march): Remove IRIX reference.
8535 * doc/install.texi (Binaries, SGI IRIX): Remove.
8536 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
8538 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
8540 2012-03-14 Martin Jambor <mjambor@suse.cz>
8542 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
8543 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
8544 (expand_expr_real_1): Do not handle misalignment if modifier is
8547 2012-03-14 Richard Guenther <rguenther@suse.de>
8550 * tree-vect-generic.c (type_for_widest_vector_mode): Take
8551 element type instead of mode, use build_vector_type_for_mode
8552 instead of the langhook, build a vector of proper signedness.
8553 (expand_vector_operations_1): Adjust.
8555 2012-03-14 Richard Guenther <rguenther@suse.de>
8558 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
8559 a cgraph node for a FUNCTION_DECL that comes from a constructor.
8560 (gimple_get_virt_method_for_binfo): Likewise.
8562 2012-03-14 Richard Guenther <rguenther@suse.de>
8564 PR tree-optimization/52571
8565 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
8566 flag_section_anchors check ...
8567 (vect_can_force_dr_alignment_p): ... here. Do not re-align
8568 DECL_COMMON variables.
8570 2012-03-14 Richard Guenther <rguenther@suse.de>
8572 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
8573 * stor-layout.c (start_bitfield_representative): New function.
8574 (finish_bitfield_representative): Likewise.
8575 (finish_bitfield_layout): Likewise.
8576 (finish_record_layout): Call finish_bitfield_layout.
8577 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
8578 for QUAL_UNION_TYPE fields.
8579 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
8580 Stream DECL_BIT_FIELD_REPRESENTATIVE.
8581 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
8586 * expr.c (get_bit_range): Unconditionally extract bitrange
8587 from DECL_BIT_FIELD_REPRESENTATIVE.
8588 (expand_assignment): Adjust call to get_bit_range.
8590 2012-03-14 Richard Guenther <rguenther@suse.de>
8593 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
8594 the outermost conversion is a sign-change only.
8595 (fold_binary_loc): Disregard widening and sign-changing
8596 conversions when we determine if two variables are equal
8598 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
8599 (T1)x if the outermost conversion is a sign-change only.
8601 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
8604 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
8606 * config/i386/predicates.md (constant_call_address_operand): Declare
8607 as special predicate. Update all uses.
8609 2012-03-13 Jakub Jelinek <jakub@redhat.com>
8612 * c-parser.c (c_parser_postfix_expression)
8613 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
8615 * config/i386/smmintrin.h: Avoid /* within a comment.
8616 * config/i386/nmmintrin.h: Likewise.
8618 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
8620 * config/i386/i386.md (xbegin): Remove constraint from expander.
8622 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
8624 * config/i386/predicates.md (constant_call_address_operand): Declare
8625 as special predicate. Update all uses.
8626 * config/i386/i386.md: Remove mode from constant_call_address_operand
8628 * config/i386/i386.c (ix86_output_call_insn): Call
8629 constant_call_address_operand with VOIDmode.
8631 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
8633 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
8634 AND zero extended address correctly.
8636 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
8638 * config/i386/predicates.md (tls_symbolic_operand): Declare as
8640 (tls_modbase_operand): Ditto.
8641 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
8642 tls_modbase_operand predicates.
8644 2012-03-13 Martin Jambor <mjambor@suse.cz>
8646 * expr.c (expand_assignment): Handle misaligned scalar writes to
8647 memory through top-level MEM_REFs by calling store_bit_field.
8649 2012-03-13 Richard Guenther <rguenther@suse.de>
8652 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
8653 if Y is a constant multiple of 1 << CST.
8655 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
8658 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
8659 offset (size) to a value the insns can deal with.
8660 (expand_epilogue): Ditto.
8662 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8664 * config/arm/neon.ml (ops): Fixup expected instructions for
8665 unsigned vector compares.
8667 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
8669 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
8670 addresses only when %reg is not in word mode.
8672 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8674 * config/microblaze/microblaze.md: Fix typo.
8675 * tree-if-conv.c: Likewise.
8676 * tree-vect-patterns.c: Likewise.
8678 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8680 * config.gcc (extra_passes): Remove.
8681 * configure.ac (extra_passes): Don't substitute.
8682 * configure: Regenerate.
8683 * Makefile.in (EXTRA_PASSES): Remove.
8684 (GCC_PASSES): Remove $(EXTRA_PASSES).
8685 (MOSTLYCLEANFILES): Likewise.
8687 (install-common): Likewise.
8689 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
8691 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
8692 * config/i386/i386.c (ix86_decompose_address): Use
8693 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
8694 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
8695 thread pointer to a register.
8697 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
8699 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
8700 on tls_symbolic_operand.
8701 (tls_global_dynamic_64_<mode>): Likewise.
8703 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
8706 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
8707 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
8709 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
8712 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
8713 type from reg_class_t to enum reg_class.
8714 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
8716 2012-03-12 Andrew Pinski <apinski@cavium.com>
8718 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
8719 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
8720 (value_replacement): Likewise.
8721 (empty_block_p): Check also if the PHIs for the block are empty.
8723 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
8726 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
8727 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
8728 r184615 from 2012-02-28.
8730 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
8732 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
8733 (ix86_gen_tls_local_dynamic_base_64): Likewise.
8734 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
8735 and ix86_gen_tls_local_dynamic_base_64.
8736 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
8737 ix86_gen_tls_local_dynamic_base_64.
8739 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
8740 (*tls_global_dynamic_64_<mode>): This.
8741 (tls_global_dynamic_64): Renamed to ...
8742 (tls_global_dynamic_64_<mode>): This.
8743 (*tls_local_dynamic_base_64): Renamed to ...
8744 (*tls_local_dynamic_base_64_<mode>): This.
8745 (tls_local_dynamic_base_64): Renamed to ...
8746 (tls_local_dynamic_base_64_<mode>): This.
8748 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
8750 * config/i386/i386.c (ix86_option_override_internal): Properly
8751 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
8752 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
8753 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
8754 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
8756 * config/i386/sse.md (sse3_monitor64): Renamed to ...
8757 (sse3_monitor64_<mode>): This.
8759 2012-03-12 Tristan Gingold <gingold@adacore.com>
8761 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
8762 (ia64_function_arg_advance): Ditto.
8764 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8766 * config.gcc (mips*-*-openbsd*): Remove.
8767 * config/mips/openbsd.h: Remove.
8768 * config/mips/sdb.h: Remove.
8770 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
8771 * config/mips/mips.c (sdb_label_count): Remove.
8772 (mips_debugger_offset): Remove #if 0 code.
8773 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
8774 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
8776 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8778 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
8780 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
8781 Update binutils references.
8782 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
8783 Update binutils reference.
8784 Update Sun as/GNU ld caveat.
8785 Document binutils largefile requirement for LTO plugin.
8786 Remove reference to alternate libpthread.
8788 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8790 * config.gcc (alpha*-dec-osf5.1*): Remove.
8791 * config.host (alpha*-dec-osf*): Remove.
8792 * configure.ac (*-*-osf*): Remove.
8793 (alpha*-dec-osf*): Remove.
8794 * configure: Regenerate.
8796 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
8797 config/alpha/va_list.h, config/alpha/x-osf: Remove.
8799 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
8800 * config/alpha/alpha.c (struct machine_function): Update comment.
8801 (alpha_start_function): Remove Tru64 UNIX as handling for
8803 * config/alpha/alpha.md ("exception_receiver"): Remove
8804 TARGET_LD_BUGGY_LDGP.
8805 ("*exception_receiver_2"): Likewise.
8806 * except.c (finish_eh_generation): Remove Tru64 reference.
8807 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
8808 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
8809 * target.def (handle_pragma_extern_prefix): Remove.
8811 * Makefile.in (mips-tfile.o-warn): Remove.
8812 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
8813 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
8814 * mips-tdump.c, mips-tfile.c: Remove.
8816 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
8818 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
8819 (Specific, alpha*-dec-osf5.1): Note removal.
8820 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
8822 * doc/tm.texi: Regenerate.
8823 * doc/trouble.texi (Cross-Compiler Problems): Remove.
8825 2012-03-12 Richard Guenther <rguenther@suse.de>
8827 * config/arm/arm.c (neon_dereference_pointer): Do not call
8828 covert during RTL expansion.
8830 2012-03-12 Tristan Gingold <gingold@adacore.com>
8832 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
8833 Options. Mention -mpointer-size.
8835 2012-03-12 Richard Guenther <rguenther@suse.de>
8837 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
8838 build_nonstandard_integer_type.
8840 2012-03-12 Richard Guenther <rguenther@suse.de>
8842 * tree.c (signed_or_unsigned_type_for): Use
8843 build_nonstandard_integer_type.
8844 (signed_type_for): Adjust documentation.
8845 (unsigned_type_for): Likewise.
8846 * tree-pretty-print.c (dump_generic_node): Use standard names
8847 for non-standard integer types if available.
8849 2012-03-12 Tristan Gingold <gingold@adacore.com>
8851 * config/vms/vms.opt: Add vms-opts.h header.
8852 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
8854 (-mvms-return-codes): Document.
8855 (-mpointer-size): New option.
8856 (vms_pointer_size): Add enumeration.
8857 * config/vms/vms-opts.h: New file.
8858 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
8859 __INITIAL_POINTER_SIZE.
8860 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
8861 (C_COMMON_OVERRIDE_OPTIONS): Define.
8862 (DWARF2_ADDR_SIZE): Define.
8863 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
8864 * config/vms/vms-protos.h (vms_c_common_override_options):
8866 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
8867 if -mno-pointer-size.
8868 (vms_c_common_override_options): New function.
8869 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
8870 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
8871 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
8872 and flag_vms_pointer_size.
8873 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
8874 * config.gcc (*-*-*vms*): Define xm_file.
8875 (alpha*-dec-*vms*): Do not define xm_file.
8876 (alpha64-dec-*vms*): Remove.
8877 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
8880 2012-03-12 Jakub Jelinek <jakub@redhat.com>
8882 PR tree-optimization/51721
8883 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
8884 if (int) unsvar cmp CST.
8886 2012-03-12 Richard Guenther <rguenther@suse.de>
8888 * tree-sra.c (create_access_replacement): Only rename the replacement
8889 if we can rewrite it into SSA form. Properly mark register typed
8890 replacements that we cannot rewrite with TREE_ADDRESSABLE.
8891 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
8892 for aggregate or BLKmode results.
8894 2012-03-12 Jakub Jelinek <jakub@redhat.com>
8896 PR tree-optimization/52533
8897 * tree-vrp.c (register_edge_assert_for_2): Use double_int
8898 type for mask, only handle shifts by non-zero in-range
8899 shift count, for LE_EXPR and GT_EXPR if new_val is
8900 maximum, don't add the assertion.
8902 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
8904 * doc/invoke.texi: Document -mrtm option.
8905 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
8906 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
8907 (ix86_handle_option): Handle OPT_mrtm.
8908 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
8910 (x86_64-*-*): Ditto.
8911 * i386-builtin-types.def (INT_FTYPE_VOID): New.
8912 * config/i386/i386-c.c (ix86_target_macros_internal): Define
8914 (ix86_target_string): Define -mrtm option.
8916 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
8918 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
8919 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
8921 (bdesc_special_args): Ditto.
8922 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
8923 (ix86_expand_special_args_builtin): Handle new built-in type.
8924 (ix86_expand_builtin): Handle XABORT instruction.
8925 * config/i386/i386.h (TARGET_RTM): New.
8926 * config/i386/i386.md (UNSPECV_XBEGIN): New.
8927 (UNSPECV_XEND): Ditto.
8928 (UNSPECV_XABORT): Ditto.
8929 (UNSPECV_XTEST): Ditto.
8936 * config/i386/i386.opt (mrtm): New.
8937 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
8938 * config/i386/rtmintrin.h: New header.
8939 * config/i386/xtestintrin.h: Ditto.
8941 2012-03-12 Tristan Gingold <gingold@adacore.com>
8943 * ginclude/stddef.h: Adjust previous patch.
8944 Use __VMS__ instead of VMS.
8946 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
8948 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
8949 Also convert sequences with CC setting arithmetic instruction.
8951 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
8953 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
8954 from C Language Options to Preprocessor Options.
8955 (C Dialect Options): Move -no-integrated-cpp documentation
8957 (Preprocessor Options): ...to here. Rewrite the description
8958 so it makes more sense, and remove discussion of merging front ends.
8960 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
8962 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
8964 (ix86_expand_setmem): Likewise.
8966 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
8968 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
8971 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
8973 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
8974 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
8976 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
8978 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
8980 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
8982 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
8985 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
8986 Uros Bizjak <ubizjak@gmail.com>
8988 * config/i386/predicates.md (call_insn_operand): Allow
8989 constant_call_address_operand in Pmode only.
8990 (sibcall_insn_operand): Ditto.
8991 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
8992 (*call_vzeroupper): Ditto.
8994 (*sibcall_vzeroupper): Ditto.
8995 (*call_value): Ditto.
8996 (*call_value_vzeroupper): Ditto.
8997 (*sibcall_value): Ditto.
8998 (*sibcall_value_vzeroupper): Ditto.
8999 (*indirect_jump): Ditto.
9000 (*tablejump_1): Ditto.
9001 (indirect_jump): Convert memory address to word mode for TARGET_X32.
9003 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
9006 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
9009 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
9010 Use movrt_negc instead of negc pattern for non-SH2A.
9012 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
9014 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
9016 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
9017 if Pmode != word_mode.
9018 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
9019 Pmode == SImode for TARGET_X32.
9021 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
9022 (tls_initial_exec_x32): Likewise.
9024 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
9026 PR rtl-optimization/52528
9027 * combine.c (can_combine_p): Add setting of subst_low_luid
9028 before call to expand_field_assignment().
9030 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
9032 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
9033 and related program names.
9035 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
9037 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
9039 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
9042 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
9043 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
9045 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
9046 (*movdi_internal_rex64): Use %E operand modifier for lea.
9047 (*movsi_internal): Ditto.
9049 (*lea<mode>_2): Ditto.
9050 (*lea_{3,4,5,6}_zext): Ditto.
9051 (*tls_global_dynamic_32_gnu): Ditto.
9052 (*tls_global_dynamic_64): Ditto.
9053 (*tls_dynamic_gnu2_lea_32): Ditto.
9054 (*tls_dynamic_gnu2_lea_64): Ditto.
9055 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
9057 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9059 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
9060 redefine to be NULL if the current bit-size is different from the
9061 configured bit-size.
9063 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
9064 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
9065 set the default tuning. Add asserts to make sure the cpu and tune
9066 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
9067 test whether the index is set, instead of > 0.
9068 (rs6000_file_start): Do not reset the default cpu if the current
9069 bit-size is different from the configured bit-size.
9071 2012-03-09 Tristan Gingold <gingold@adacore.com>
9073 * config/vms/vms-crtlmap.map: Add comments.
9074 Add entries needed to build Ada RTS.
9076 2012-03-09 Tristan Gingold <gingold@adacore.com>
9078 * ginclude/stddef.h: Do not define __size_t on VMS.
9080 2012-03-09 Tristan Gingold <gingold@adacore.com>
9082 * c-tree.h (c_default_pointer_mode): New variable.
9083 * c-decl.c (c_default_pointer_mode): New variable.
9084 (c_build_pointer_type): New function.
9085 (grokdeclarator): Call c_build_pointer_type instead
9086 of build_pointer_type.
9088 * config/vms/vms-c.c: Include c-tree.h
9089 (saved_pointer_mode): New variable.
9090 (handle_pragma_pointer_size): New function.
9091 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
9092 (vms_c_register_pragma): Register __pointer_size and
9093 __required_pointer_size pragmas.
9095 2012-03-09 Tristan Gingold <gingold@adacore.com>
9097 * config/vms/vms-c.c (vms_construct_include_filename): New function.
9098 (vms_c_register_includes): Reference it.
9100 2012-03-09 Andrew Pinski <apinski@cavium.com>
9103 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
9105 (tree_ssa_phiopt_worker): Go through all the PHIs for
9106 value_replacement instead of just the singleton one.
9107 (value_replacement): Change return type to int. Return 0 instead of
9109 Allow the middle basic block to contain more than just the defining
9111 Handle non empty middle basic blocks.
9112 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
9114 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
9116 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
9117 array reference and component reference.
9118 (analyze_scalar_evolution_for_address_of): New.
9120 2012-03-08 Jie Zhang <jzhang918@gmail.com>
9123 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
9124 (hwloop_pattern_reg): Fix set but not used warning.
9125 (bfin_reorg_loops): Remove unused parameter.
9126 (bfin_reorg): Update use of bfin_reorg_loops.
9128 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
9130 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
9131 with integer parameters in registers.
9132 (gen_push): Push register in word_mode instead of Pmode.
9133 (ix86_emit_save_regs): Likewise.
9134 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
9135 (gen_pop): Pop register in word_mode instead of Pmode.
9136 (ix86_emit_restore_regs_using_pop): Likewise.
9137 (ix86_expand_prologue): Replace Pmode with word_mode for push
9138 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
9139 restore RAX and R10 in word_mode.
9140 (ix86_emit_restore_regs_using_mov): Restore integer registers
9142 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
9144 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
9145 (ix86_split_long_move): Likewise.
9147 * config/i386/i386.md (W): New.
9148 (*push<mode>2_prologue): Replace :P with :W.
9149 (*pop<mode>1): Likewise.
9150 (*pop<mode>1_epilogue): Likewise.
9151 (push/pop peephole2): Use word_mode scratch registers.
9153 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
9155 * config/i386/predicates.md (indirect_branch_operand): Simplify.
9157 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
9159 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
9160 for constants in [-63,63].
9162 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
9166 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
9168 * config/i386/i386.c (ix86_print_operand_address): Only handle
9169 zero-extended DImode addresses.
9171 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9173 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
9174 * configure: Regenerate.
9176 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
9179 * config/avr/avr.c (avr_mem_clobber): New static function.
9180 (avr_expand_delay_cycles): Add memory clobber operand to
9181 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
9182 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
9183 (enable_interrupt, disable_interrupt): New expander.
9184 (nopv, sleep, wdr): New expanders.
9185 (delay_cycles_1): Add memory clobber.
9186 (delay_cycles_2): Add memory clobber.
9187 (delay_cycles_3): Add memory clobber.
9188 (delay_cycles_4): Add memory clobber.
9189 (cli_sei): New insn from former "enable_interrupt",
9190 "disable_interrupt" with memory clobber.
9191 (*wdt): New insn from former "wdt" with memory clobber.
9192 (*nopv): Similar, but for "nopv".
9193 (*sleep): Similar, but for "sleep".
9195 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
9196 Kaz Kojima <kkojima@gcc.gnu.org>
9199 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
9200 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
9201 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9203 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
9205 * config/i386/predicates.md (x86_64_zext_general_operand): New.
9206 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
9207 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
9209 2012-03-07 Walter Lee <walt@tilera.com>
9211 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
9212 REG_CFA_* notes for the stack pointer.
9213 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
9214 EH_RETURN_STACKADJ_RTX.
9215 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
9216 generate REG_CFA_* notes for the stack pointer.
9217 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
9218 by EH_RETURN_STACKADJ_RTX.
9220 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
9222 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
9223 when __AVR_3_BYTE_PC__ is defined.
9225 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
9227 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
9228 (ix86_print_operand): Handle '^'.
9229 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
9230 using P mode iterator. Add %^ to asm template to conditionally emit
9232 (*rep_movdi_rex64): Ditto.
9233 (*strsetdi_rex_1): Ditto.
9234 (*rep_stosdi_rex64): Ditto.
9235 (*strmov{si,hi,qi}_1): Add %^ to asm template to
9236 conditionally emit addr32 prefix.
9237 (*rep_mov{si,qi}): Ditto.
9238 (*strset{si,hi,qi}): Ditto.
9239 (*rep_stos{si,qi}): Ditto.
9240 (*cmpstrnqi_nz_1): Ditto.
9241 (*cmpstrnqi_1): Ditto.
9242 (*strlenqi_1): Ditto.
9244 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
9246 * config/i386/i386.c (function_value_64): Return pointers in
9247 word_mode instead of Pmode.
9248 (ix86_promote_function_mode): Likewise.
9250 2012-03-07 Richard Guenther <rguenther@suse.de>
9252 * coverage.c (get_gcov_type): Use type_for_mode.
9253 (get_gcov_unsigned_t): Likewise.
9254 * expr.c (store_constructor): Use type_for_mode.
9255 (try_casesi): Likewise.
9256 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
9257 (add_standard_iv_candidates): Use standard type trees.
9258 * dojump.c (do_jump): Remove dead code.
9260 2012-03-07 Richard Guenther <rguenther@suse.de>
9262 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
9264 2012-03-07 Richard Guenther <rguenther@suse.de>
9266 * convert.c (strip_float_extensions): Move ...
9267 * tree.c (strip_float_extensions): ... here.
9269 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
9272 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
9274 2012-03-07 Richard Guenther <rguenther@suse.de>
9276 * omp-low.c (extract_omp_for_data): Use signed_type_for.
9277 (expand_omp_for_generic): Likewise.
9278 (expand_omp_for_static_nochunk): Likewise.
9279 (expand_omp_for_static_chunk): Likewise.
9280 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
9281 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
9282 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
9283 Use unsigned_type_for.
9284 (vect_create_cond_for_align_checks): Use signed_type_for.
9286 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
9288 PR rtl-optimization/52203
9289 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
9290 all callers to pass NULL except ...
9291 (reset_sched_cycles_in_current_ebb): ... here, save the value
9292 in new variable 'empty'. Increase issue_rate only for
9295 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
9298 * Makefile.in: Let install-gcc-ar depend on installdirs,
9299 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
9300 Don't double canonicalize if cross-compiling.
9302 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
9305 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
9306 to: RAMPZ, RAMPY, RAMPX, RAMPD.
9307 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
9309 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
9312 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
9314 * config/avr/avr.md (xload_8): Adjust insn length.
9316 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
9319 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
9320 if RAMPZ affects reading from RAM.
9322 2012-03-07 Richard Guenther <rguenther@suse.de>
9326 * doc/invoke.texi (Precompiled Headers): Remove sentence that
9327 suggests you can include PCHs from inside another header.
9329 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
9332 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
9334 2012-03-07 Kai Tietz <ktietz@redhat.com>
9336 * doc/invoke.texi (fwritable-relocated-rdata): Document
9337 new Cygwin/MinGW target option.
9338 * config/i386/winnt.c (i386_pe_unique_section): Ignore
9339 reloc if flag -fwritable-relocated-rdata is not set.
9340 (i386_pe_section_type_flags): Likewise.
9341 * config/i386/cygming.opt (fwritable-relocated-rdata):
9342 Add new flag variable flag_writable_rel_rdata.
9344 2012-03-07 Richard Guenther <rguenther@suse.de>
9346 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
9347 precision against gimple constraints.
9349 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
9352 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
9354 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
9355 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
9357 (init_emit_regs): Move associated initialization to...
9358 (init_emit_once): ...here.
9360 2012-03-06 Richard Henderson <rth@redhat.com>
9362 * config/m68k/m68k.h (ISA_HAS_TAS): New.
9363 * config/m68k/sync.md (atomic_test_and_set): Use it.
9364 (atomic_test_and_set_1): Likewise.
9366 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
9369 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
9370 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
9371 (vector_ltgt<mode>): Likewise.
9372 (vector_ordered<mode>): Likewise.
9373 (vector_unordered<mode>): Likewise.
9374 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
9376 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
9378 * trans-mem.c: New typedef for tm_region_p.
9379 Define vector types for tm_region_p.
9380 (tm_region_init): Replace region_worklist to a vector called
9383 2012-03-06 Richard Guenther <rguenther@suse.de>
9385 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
9386 MEM_REF with constant pointer operand.
9388 2012-03-06 Richard Guenther <rguenther@suse.de>
9391 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
9393 2012-03-06 Tristan Gingold <gingold@adacore.com>
9395 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
9396 (external_model_kind): Improve documentation.
9397 (vms_pragma_extern_model): Handle relaxed_redef.
9398 (vms_c_register_pragma): Allow expansion for nomember_alignment.
9400 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
9402 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
9403 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
9404 Some more notes on EIND usage and reorder EIND subsection.
9406 2012-03-06 Tristan Gingold <gingold@adacore.com>
9408 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
9409 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
9411 2012-03-06 Tristan Gingold <gingold@adacore.com>
9413 * config/vms/t-vmsnative (version): Define.
9414 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
9416 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
9418 PR rtl-optimization/52250
9419 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
9420 to put note list into. Unconditionally call move_bb_info.
9421 (move_bb_info): Do not assert the blocks being in the same region,
9422 just drop the note list if they are not.
9424 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
9427 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
9428 and use unified expansion logic.
9429 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
9430 closer to the existing movt insn.
9431 (negc): Rename insn to *negc. Add new expander.
9432 (movnegt): Use xor pattern for T bit negation. Reserve helper
9433 constant for negc pattern.
9434 (*movnegt): New insn and splitter.
9436 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
9438 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
9441 2012-03-05 Richard Henderson <rth@redhat.com>
9443 * genemit.c (main): Include "target.h" in insn-emit.c.
9444 * Makefile.in (insn-emit.o): Depend on TARGET_H.
9445 * config/sh/sync.md (atomic_test_and_set): Reference
9446 targetm.atomic_test_and_set_trueval instead of
9447 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
9449 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
9451 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
9454 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
9456 * langhooks.c (add_builtin_type): New function.
9457 * langhooks.h (add_builtin_type): Export it.
9458 * config/mep/mep.c (mep_init_builtins): Use it.
9459 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
9461 2012-03-05 Jakub Jelinek <jakub@redhat.com>
9464 * tree.h (BLOCK_SAME_RANGE): Define.
9465 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
9466 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
9467 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
9468 isn't equal to supercontext fragment's fragment chain.
9469 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
9471 (blocks_nreverse_all): Likewise.
9472 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
9473 BLOCK_SUPERCONTEXT to supercontext fragment instead of
9474 supercontext fragment's fragment origin.
9475 * dwarf2out.c (add_high_low_attributes): If stmt has the same
9476 range as its parent (or parents thereof etc.), use the parent's
9477 DW_AT_ranges value instead of creating a new .debug_ranges range.
9479 2012-03-05 Richard Henderson <rth@redhat.com>
9482 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
9483 * omp-low.c (expand_omp_atomic): Assume anything aligned to
9484 BIGGEST_ALIGNMENT is aligned.
9486 2012-03-05 Richard Henderson <rth@redhat.com>
9488 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
9489 * config/sh/sh.c: ... here.
9491 2012-03-05 Richard Henderson <rth@redhat.com>
9494 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
9495 instead of calling negqi2 directly.
9497 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
9500 * trans-mem.c (tm_region_init): Use last_basic_block.
9502 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
9504 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
9505 * config/sh/sync.md (atomic_test_and_set): New expander.
9506 (tasb, atomic_test_and_set_soft): New insns.
9507 * config/sh/sh.opt (menable-tas): New option.
9508 * doc/invoke.texi (SH Options): Document it.
9510 2012-03-05 Richard Guenther <rguenther@suse.de>
9512 * cfgloop.c (verify_loop_structure): Verify dominators before
9514 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
9515 dominators from here.
9516 * graphite-scop-detection.c (create_sese_edges): Likewise.
9517 * loop-doloop.c (doloop_optimize_loops): Likewise.
9518 * loop-init.c (loop_optimizer_init): Likewise.
9519 * loop-unroll.c (unroll_and_peel_loops): Likewise.
9520 * loop-unswitch.c (unswitch_loops): Likewise.
9521 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
9522 * tree-parloops.c (parallelize_loops): Likewise. Verify
9523 only when checking is enabled.
9524 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
9526 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
9528 * genautomata.c (parse_automata_opt): New static function.
9529 (initiate_automaton_gen): Remove all option handling code. Remove
9530 argc argument. All callers changed.
9531 (main): Call init_rtx_reader_args_cb with the new function as argument.
9533 2012-03-05 Richard Guenther <rguenther@suse.de>
9535 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
9536 * tree-if-conv.c (combine_blocks): Free post-dominator info
9538 * tree-parloops.c (create_parallel_loop): Free and re-compute
9539 dominator info after breaking it.
9541 2012-03-05 Richard Guenther <rguenther@suse.de>
9544 * optabs.h (trapv_unoptab_p): New function.
9545 (trapv_binoptab_p): Likewise.
9546 * optabs.c (expand_binop): Use emit_libcall_block_1 with
9547 a proper equiv_may_trap argument.
9548 (expand_unop): Likewise.
9549 (emit_libcall_block_1): Take extra argument whether the
9550 instruction may trap. Renamed from ...
9551 (emit_libcall_block): ... this. New wrapper.
9553 2012-03-05 Jakub Jelinek <jakub@redhat.com>
9555 PR tree-optimization/51721
9556 * tree-vrp.c (register_edge_assert_for_2): If comparing
9557 lhs of right shift by constant with an integer constant,
9558 add ASSERT_EXPRs for the rhs1 of the right shift.
9560 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
9562 2012-03-05 Richard Guenther <rguenther@suse.de>
9564 * tree.c (integer_zerop): Handle VECTOR_CSTs.
9565 (integer_onep): Likewise.
9566 (integer_all_onesp): Likewise.
9568 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
9570 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
9572 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
9574 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
9575 instead of TARGET_64BIT.
9577 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
9579 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
9582 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
9584 * config/i386/i386.c (ix86_print_operand_address): Only handle
9585 zero-extended DImode addresses.
9587 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
9589 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
9590 taken and cputaken as bool.
9592 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
9594 * config/i386/constraints.md (Ya): New internal constraint.
9595 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
9596 (*zero_extendsidi2_rex64): Add x,x alternative.
9597 (*zero_extendsidi2): Ditto. Add o,0 alternative.
9598 Remove flags reg clobber. Adjust corresponding splits.
9599 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
9600 zero_extendqisi2 expanders using SWI12 mode iterator.
9601 (zero_extend<mode>si2_and): Macroize insn from
9602 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
9604 (*zero_extend<mode>si2): Macroize insn from
9605 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
9606 (*zero_extend*2_movzbl_and): Remove insn patterns.
9607 (zero_extendqihi2_and): Merge corresponding splitter.
9608 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
9609 (*zero_extend*2_movzbl_and): Remove insn patterns.
9610 (*anddi_1): Split TYPE_IMOVX instructions.
9611 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
9613 (and->zext splitter): Add splitter pattern.
9614 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
9616 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
9618 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
9620 (Debugging Options): Likewise.
9621 (Optimize Options): Likewise.
9622 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
9623 with other architectures. Use official processor names with correct
9624 spelling/capitalization. Fix formatting and grammar issues.
9625 (i386 and x86-64 Windows Options): Similar cleanup here.
9627 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
9629 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
9631 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
9633 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
9634 DBX_REGISTER_NUMBER.
9636 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
9638 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
9639 operand is CONST_INT. Take COSTS_N_INSNS into account.
9640 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
9643 2012-03-02 Richard Henderson <rth@redhat.com>
9645 * optabs.c (expand_atomic_test_and_set): Honor
9646 atomic_test_and_set_trueval even when atomic_test_and_set
9647 optab is not in use.
9649 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
9653 * config/sh/sh.c (sh_register_move_cost): Increase cost between
9654 GENERAL_REGS and FP_REGS for SImode.
9656 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
9659 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
9660 (absdi2): New expander.
9661 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
9663 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
9665 * config/sh/sync.md (atomic_exchange<mode>): New expander.
9666 (atomic_exchange<mode>_soft): New insn.
9668 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
9670 * config/sh/sync.md: Update copyright notice dates.
9671 (atomic_compare_and_swap<mode>): Use SImode for return value instead
9673 (atomic_compare_and_swap<mode>_soft): Likewise.
9675 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
9678 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
9679 * config/sh/sh.c: Update copyright notice dates.
9680 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
9681 alignment for TARGET_HARD_SH4.
9682 (sh_option_override): Reduce default function alignment. Set
9683 loop alignment to 4 bytes when not optimizing for size.
9685 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
9688 * doc/invoke.texi (floop-flatten): Remove.
9689 * toplev.c (process_options): Remove references to flag_loop_flatten.
9690 * tree-ssa-loop.c (gate_graphite_transform): Same.
9691 * common.opt (floop-flatten): Obsolete.
9692 * graphite-poly.c (apply_poly_transforms): Remove reference to
9694 * Makefile.in (graphite-flattening.o): Remove.
9695 * graphite-flattening.c: Remove.
9697 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
9699 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
9700 having mode compatible with the mode of previous compare. Substitute
9701 compare mode of previous compare with the mode, compatible
9702 with eliminated and previous compare.
9704 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
9706 * config/rs6000/dfp.md (floatdidd2): New define_insn.
9708 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
9710 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
9711 compatible with CCGOCmode and CCGCmode.
9713 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
9715 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
9717 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
9719 * config/arm/arm.c (arm_sat_operator_match): New function.
9720 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
9721 * config/arm/arm.md ("insn" attribute): Add "sat" value.
9722 ("SAT", "SATrev"): New code iterators.
9723 ("SATlo", "SAThi"): New code iterator attributes.
9724 ("*satsi_<SAT:code>"): New pattern.
9725 ("*satsi_<SAT:code>_shift"): Likewise.
9726 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
9727 and "shift" attributes.
9728 ("arm_usatsihi"): Add "insn" attribute.
9729 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
9730 by powers of two. Do not allow shift by 32.
9732 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
9735 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
9736 to pass the argument in the register of "natural" mode.
9738 2012-03-02 Richard Guenther <rguenther@suse.de>
9740 PR tree-optimization/52406
9741 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
9742 (struct indices): Add unconstrained_base member.
9743 (struct dr_alias): Remove unused vops member.
9744 (DR_UNCONSTRAINED_BASE): New define.
9745 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
9746 add indices to allow their disambiguation. Make DR_BASE_OBJECT
9747 be an artificial access that covers the whole indexed object,
9748 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
9749 plain decl base-objects to their MEM_REF variant.
9750 (dr_may_alias_p): When the base-object of either data reference
9751 has unknown size use only points-to information.
9752 (compute_affine_dependence): Make dumps easier to read and
9754 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
9755 DR_REF when looking for packed references.
9756 (vect_supportable_dr_alignment): Likewise.
9758 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
9760 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
9761 Improve conditions for peepholes of loads followed by commutative
9763 * config/arm/ldmstm.md: Regenerated.
9765 2012-03-02 Richard Guenther <rguenther@suse.de>
9767 * BASE-VER: Set to 4.8.0.
9769 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
9771 * config.gcc (obsolete): Add all ARM targets using the FPA.
9772 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
9773 * doc/install.texi: Avoid references to obsolete ARM ports.
9775 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
9777 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
9779 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
9780 Joern Rennecke <joern.rennecke@embecosm.com>
9782 * doc/extend.texi: Expand and update information on interrupt
9783 attribute for Epiphany.
9785 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
9787 * config/sh/sh-protos.h: Update copyright notice dates.
9788 * config/sh/sh.h: Likewise.
9789 * config/sh/sh.md: Likewise.
9790 * config/sh/constraints.md: Likewise.
9791 * config/sh/predicates.md: Likewise.
9793 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
9795 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
9796 * config/sh/sh.c (tertiary_reload_operand): Likewise.
9798 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
9800 * config/sh/constraints.md: Fix comment typo.
9802 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9805 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
9806 unsigned HOST_WIDE_INT.
9807 (zvdep_imm64): Likewise.
9808 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
9809 (vdepi_and): Likewise.
9810 Likewise for unamed 64-bit patterns.
9811 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
9813 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
9816 PR rtl-optimization/52417
9817 * cselib.c (cselib_any_perm_equivs): New variable.
9818 (cselib_reset_table): Check that it's not set when not
9819 preserving constants.
9820 (cselib_add_permanent_equiv): Set it.
9821 (cselib_have_permanent_equivalences): New.
9822 (cselib_init, cselib_finish): Reset it.
9823 * cselib.h (cselib_have_permanent_equivalences): Declare.
9824 * alias.c (get_addr): Restore earlier behavior when there
9825 aren't permanent equivalences.
9827 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
9829 * config/mn10300/mn10300-modes.def: Fix copyright notice.
9830 * config/v850/v850-modes.def: Fix copyright notice.
9832 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
9834 * doc/extend.texi (AVR Built-in Functions): Document
9835 __builtin_avr_flash_segment.
9837 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
9838 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
9839 (*split.flash_segment): New insn-and-split.
9840 * config/avr/avr.c (avr_init_builtins): Add local variables:
9841 const_memx_void_node, const_memx_ptr_type_node,
9842 char_ftype_const_memx_ptr.
9844 2012-03-01 Jakub Jelinek <jakub@redhat.com>
9846 PR tree-optimization/52445
9847 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
9848 add ssa_name_ver, offset and size fields and change store field
9850 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
9851 (add_or_mark_expr): Likewise. Only consider previous stores
9852 with the same size and offset.
9853 (nt_init_block): Only look at gimple_assign_single_p stmts,
9854 doesn't look at rhs2.
9856 2012-03-01 Richard Guenther <rguenther@suse.de>
9859 * tree-cfg.c (verify_gimple_assign_unary): Allow any
9860 conversions from integral types to pointer types.
9862 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
9864 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
9865 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
9866 unintentionally removed in r184616.
9868 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9870 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
9873 2012-02-29 Jakub Jelinek <jakub@redhat.com>
9874 Uros Bizjak <ubizjak@gmail.com>
9877 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
9878 alternatives, add "e" constraint to the new last alternative
9879 and ! to last 3 alternatives.
9881 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
9883 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
9884 DW_AT_artificial attributes at the end of the processing.
9885 (gen_array_type_die): Likewise.
9886 (gen_enumeration_type_die): Likewise.
9887 (gen_struct_or_union_type_die): Likewise.
9888 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
9891 2012-02-29 Jakub Jelinek <jakub@redhat.com>
9894 * expr.c (expand_assignment): If doing misaligned store that doesn't
9895 cover all mode bits, perform a RMW cycle.
9897 PR tree-optimization/52429
9898 * tree-parloops.c (separate_decls_in_region_debug): Return early
9899 if var is LABEL_DECL.
9901 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9903 PR tree-optimization/52424
9904 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
9905 calling dom_thread_across_edge.
9907 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
9909 * config/avr/avr.c: Move definition of TARGET macros to end of file.
9911 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
9913 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
9914 * config/avr/avr.c (avr_output_bld): Remove unused function.
9915 (avr_out_sbxx_branch): Use "%T" to print bit position.
9917 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
9919 * config/avr/avr.md: Untabify.
9921 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
9923 * config/avr/avr.md (eqne): New code iterator.
9924 (*dec-and-branchsi): Use it in text peephole's condition.
9925 (*dec-and-branchhi): Ditto.
9926 (*dec-and-branchqi): Ditto.
9928 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
9931 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
9932 the device does not have the skip-bug.
9934 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
9936 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
9937 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
9938 -mpretend-cmove): New.
9940 2012-02-29 Jakub Jelinek <jakub@redhat.com>
9943 * df.h (struct df_d): Adjust comment that hard_regs_live_count
9944 doesn't count DEBUG_INSN refs.
9945 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
9946 for DEBUG_INSN refs.
9948 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9952 2012-02-20 Richard Guenther <rguenther@suse.de>
9953 PR tree-optimization/52298
9954 * tree-vect-stmts.c (vectorizable_load): Properly use
9955 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
9957 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
9960 * gimple.h (gimple_in_transaction): New.
9961 (gimple_set_in_transaction): New.
9962 (struct gimple_statement_base): Add in_transaction field.
9963 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
9965 (tree_ssa_lim_initialize): Compute transaction bits.
9966 * tree.h (compute_transaction_bits): Protoize.
9967 * trans-mem.c (tm_region_init): Use the heap to store BB
9969 (compute_transaction_bits): New.
9971 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9973 * gcc.c (display_help): Document --help=common and sort entries
9976 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9978 * doc/install.texi: Document check-$LANG specific shortcuts
9980 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9983 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
9985 * config/arm/arm_neon.h: Regenerate.
9986 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
9987 (neon_vcgeu): New insn.
9988 (neon_vcgtu): Likewise.
9989 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
9990 (ops): Unsigned comparison intrinsics call a different builtin.
9992 2012-02-28 Richard Guenther <rguenther@suse.de>
9995 * config/i386/i386.c (ix86_expand_vector_set): Fix element
9996 ordering for the VEC_CONCAT for two element vectors for
9997 V2SFmode, V2SImode and V2DImode.
9999 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
10002 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
10003 detecting big-endian triplets.
10005 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
10007 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
10008 mode if there is no type information available.
10010 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
10012 PR tree-optimization/53207
10013 * doc/invoke.texi: Document as experimental and relying on graphite.
10015 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
10017 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
10018 of initializer to changes from r184614.
10020 2012-02-28 Richard Guenther <rguenther@suse.de>
10022 PR tree-optimization/52395
10023 * tree-sra.c (build_ref_for_offset): Also look at the base
10024 TYPE_ALIGN when figuring out the alignment of the replacement.
10026 2012-02-28 Richard Guenther <rguenther@suse.de>
10028 PR tree-optimization/52402
10029 * ipa-prop.c (ipa_modify_call_arguments): Properly use
10030 mis-aligned types when creating the accesses at the call site.
10032 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
10034 * config/avr/builtins.def: New file.
10035 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
10036 * config/avr/avr.c (enum avr_builtin_id): Use it.
10037 (avr_init_builtins): Use it. And use avr_bdesc.
10038 (bdesc_1arg): Remove.
10039 (bdesc_2arg): Remove.
10040 (bdesc_3arg): Remove.
10041 (struct avr_builtin_description): Add field n_args.
10042 (avr_bdesc): New static variable using builtins.def.
10043 (avr_expand_builtin): Use it.
10044 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
10045 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
10046 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
10048 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
10051 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
10052 match only one single hard register with respective hard reg rtx.
10053 (movmemx_<mode>): Ditto.
10054 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
10055 insn anatomy of movmem[x]_<mode>.
10056 (avr_out_movmem): Same for printing assembler and operand usage.
10058 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
10062 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
10063 address spaces located outside of device flash.
10065 * config/avr/avr.h (base_arch_s): Remove field n_segments.
10066 (mcu_type_s): Add field n_flash.
10067 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
10068 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
10069 (AVR_MCU): Add N_FLASH argument.
10070 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
10071 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
10072 macro __FLASH<n> if that address space makes sense for the device.
10073 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
10074 outside of target flash.
10075 (avr_asm_named_section): Ditto.
10076 (avr_asm_select_section): Ditto.
10077 (avr_addr_space_convert): Ditto.
10078 (avr_emit_movmemhi): Ditto.
10079 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
10080 address space is outside of device flash.
10081 (avr_insert_attributes): Ditto.
10082 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
10083 avr_current_arch->n_segments.
10085 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
10088 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
10089 (*movabs<mode>_2): Likewise.
10091 2012-02-27 Jakub Jelinek <jakub@redhat.com>
10094 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
10095 s_register_operand in the test instead of REG_P. Don't call
10096 gen_reg_rtx if it won't be used.
10098 PR tree-optimization/52376
10099 * ipa-split.c (split_function): Ignore CLOBBER stmts.
10101 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
10103 * ifcvt.c (noce_get_condition): Check condition variable is not
10104 small_register_classes_for_mode_p before accepting.
10106 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
10108 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
10110 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10113 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10114 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
10116 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
10118 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
10120 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
10122 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
10124 * config/sh/predicates.md: Remove blank lines.
10125 * config/sh/sh.c: Fix typos in comments.
10126 * config/sh/constraints.md: Likewise.
10127 * config/sh/sh.md: Remove blank lines.
10128 Fix typos in comments. Use ;; as comment characters.
10130 2012-02-26 Walter Lee <walt@tilera.com>
10132 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
10133 (replace_mov_pcrel_step2): Ditto.
10135 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
10138 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
10139 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
10140 and locs that reference values newer than the non-canonical value
10141 at hand. Return the canonical value as a worst case.
10142 (memrefs_conflict_p): Walk canonical value's locs.
10145 * cselib.c (preserve_only_constants): Rename to...
10146 (preserve_constants_and_equivs): ... this. Split out...
10147 (invariant_or_equiv_p): ... this. Preserve plus expressions
10148 of other preserved expressions too.
10149 (cselib_reset_table): Adjust.
10150 * var-tracking.c (reverse_op): Use canonical value to build
10153 2012-02-23 Kai Tietz <ktietz@redhat.com>
10155 * config/i386/i386.c (ix86_delegitimize_address): Handle
10156 UNSPEC_PCREL plus displacement.
10158 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
10161 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
10162 to test for unusedness in st X addressing.
10164 2012-02-24 Richard Guenther <rguenther@suse.de>
10166 PR middle-end/52361
10167 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
10168 (is_gimple_reg_type): Move inline ...
10169 * gimple.h (is_gimple_reg_type): ... here.
10171 2012-02-24 Richard Guenther <rguenther@suse.de>
10173 PR middle-end/52361
10174 * passes.c (execute_function_todo): When verifying SSA form
10175 verify gimple form first.
10176 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
10178 2012-02-24 Richard Guenther <rguenther@suse.de>
10180 PR middle-end/52355
10181 * fold-const.c (fold_addr_of_array_ref_difference): New function.
10182 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
10184 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10186 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
10188 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10190 * tree-phinodes.c (make_phi_node): Mark static.
10191 * tree-flow.h (make_phi_node): Remove extern decl.
10192 * doc/gimple.texi (make_phi_node): Remove documentation.
10194 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10196 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
10197 * tree-ssa-sccvn.c (print_scc): Ditto.
10199 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10201 * doc/passes.texi (Full redundancy elimination): Fix typo.
10203 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10205 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
10207 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
10210 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
10212 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
10215 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
10217 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
10219 * config/avr/avr.md (code_stdname): Add ior, xor.
10220 (xior): New code iterator.
10221 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
10222 (*<code_stdname><mode>qi.byte1-3): Ditto.
10224 2012-02-23 Jakub Jelinek <jakub@redhat.com>
10226 PR tree-optimization/52019
10227 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
10230 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10232 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
10233 HAVE_INITFINI_ARRAY to work around namespace pollution in
10234 certain versions of newlib system headers.
10235 * config.in: Regenerate.
10236 * configure: Regenerate.
10237 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
10238 instead of HAVE_INITFINI_ARRAY.
10240 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
10243 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
10244 is not offsettable memory reference.
10246 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
10249 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
10250 setting avr_need_clear_bss_p for __gnu_lto* symbols.
10252 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
10254 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
10255 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
10257 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10259 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
10260 library on Solaris 8 even without TLS support.
10261 * configure: Regenerate.
10263 2012-02-22 Richard Guenther <rguenther@suse.de>
10265 PR middle-end/52329
10266 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
10267 for GIMPLE_DEBUG stmts.
10269 2012-02-22 Martin Jambor <mjambor@suse.cz>
10271 PR middle-end/51782
10272 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
10273 according to the base object.
10275 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
10277 PR rtl-optimization/50063
10278 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
10279 and 2 (8-bit SP) in operand 2.
10280 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
10281 setup to use movhi_sp_r instead of vanilla move to write SP.
10282 Adjust REG_CFA notes to superseed unspec.
10283 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
10285 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
10286 known to be off) only with TARGET_NO_INTERRUPTS. Never use
10287 irq_state 1 (IRQ known to be on) here.
10289 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
10291 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
10293 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
10294 assign_hard_reg): Likewise.
10296 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
10298 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
10300 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
10302 * config/avr/avr.md
10303 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
10304 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
10306 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
10308 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
10309 prototype from here to...
10310 * config/avr/avr.h: ...here.
10312 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
10315 * thumb2.md (thumb2_shiftsi3_short): Split register and
10316 immediate shifts. For register shifts tie operands 0 and 1.
10317 (peephole2 for above): Check that register-controlled shifts
10318 have suitably tied operands.
10320 2012-02-21 Quentin Neill <quentin.neill@amd.com>
10323 * config/i386/bdver1.md (bdver1_call, bdver1_push,
10324 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
10325 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
10326 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
10327 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
10328 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
10329 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
10330 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
10331 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
10332 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
10333 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
10334 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
10335 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
10336 bdver1_ssevector_avx256_unaligned_load,
10337 bdver1_ssevector_sse128_unaligned_load,
10338 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
10339 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
10340 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
10341 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
10342 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
10343 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
10344 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
10345 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
10346 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
10347 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
10348 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
10349 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
10350 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
10351 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
10352 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
10353 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
10354 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
10355 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
10356 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
10357 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
10358 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
10359 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
10360 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
10361 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
10362 bdver1_ssediv_double_load, bdver1_ssediv_double,
10363 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
10364 Add "bdver2" attribute.
10366 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10368 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
10369 default if possible and not specified otherwise.
10371 2012-02-21 Richard Guenther <rguenther@suse.de>
10373 PR middle-end/52314
10374 * gimplify.c (create_tmp_from_val): Use the main variant type
10375 for the type of the temporary we create.
10377 2012-02-21 Richard Guenther <rguenther@suse.de>
10379 PR tree-optimization/52324
10380 * gimplify.c (gimplify_expr): When re-gimplifying expressions
10381 do not gimplify a MEM_REF address operand if it is already
10384 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10386 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
10387 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
10389 2012-02-21 Richard Guenther <rguenther@suse.de>
10391 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
10392 nested_in_vect_loop.
10394 2012-02-21 Jakub Jelinek <jakub@redhat.com>
10396 PR tree-optimization/52318
10397 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
10398 vdef also to non-pure/const call stmts in the sequence.
10400 2012-02-21 Tristan Gingold <gingold@adacore.com>
10402 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
10404 2012-02-20 David S. Miller <davem@davemloft.net>
10406 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
10407 don't use the "rd %pc" instruction on v9 for PIC register loads.
10409 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
10411 PR middle-end/52141
10412 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
10413 in a transaction safe function.
10415 2012-02-20 Kai Tietz <ktietz@redhat.com>
10418 * stor-layout.c (place_field): Handle desired_align for
10421 2012-02-20 Richard Guenther <rguenther@suse.de>
10423 PR tree-optimization/52298
10424 * tree-vect-stmts.c (vectorizable_store): Properly use
10425 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
10427 (vectorizable_load): Likewise.
10428 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
10429 Access DR_STEP after ensuring it is not NULL.
10431 2012-02-20 Jakub Jelinek <jakub@redhat.com>
10433 PR tree-optimization/52286
10434 * fold-const.c (fold_binary_loc): For (X & C1) | C2
10435 optimization use double_int_to_tree instead of build_int_cst_wide,
10436 rewrite to use double_int vars.
10438 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10441 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
10443 Remove -e 0 from $gcc_cv_ld invocation.
10444 Only use __GLIBC_PREREQ if defined.
10445 Enable on Solaris since Solaris 8 patch.
10446 (gcc_SUN_LD_VERSION): New macro.
10447 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
10448 gcc_SUN_LD_VERSION for version number format.
10449 * configure: Regenerate.
10450 * varasm.c (get_elf_initfini_array_priority_section): Set
10451 SECTION_NOTYPE for non-default priority.
10452 Use get_section instead of get_unnamed_section to emit
10453 .init_array/.fini_array with default priority.
10455 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
10457 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
10458 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
10459 (mips_start_unique_function, mips_output_mips16_rdhwr)
10460 (mips_code_end): New functions.
10461 (TARGET_ASM_CODE_END): Define.
10463 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
10465 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
10466 to stubs with non-sibling calls.
10468 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
10470 * doc/invoke.texi (-fira-* options): Copy-edit.
10471 (ira-* parameters): Copy-edit.
10473 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
10475 * doc/invoke.texi: Minor copy-edits to bring into conformance with
10476 GCC coding conventions.
10478 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
10480 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
10481 when used as adjectives.
10483 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
10485 * doc/invoke.texi: Clean up "that"/"which" confusion.
10487 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
10489 * system.h: Poison SMALL_REGISTER_CLASSES
10490 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
10491 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
10493 2012-02-16 Jakub Jelinek <jakub@redhat.com>
10495 PR tree-optimization/52285
10496 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
10497 when deciding if a call is a tail call or tail recursion.
10499 2012-02-16 Kai Tietz <ktietz@redhat.com>
10501 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
10502 interger-constant displacement for UNSPEC_PCREL.
10504 2012-02-16 Jakub Jelinek <jakub@redhat.com>
10506 PR rtl-optimization/52208
10507 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
10508 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
10510 PR tree-optimization/52255
10511 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
10512 loop->header has virtual PHI, but exit_e->dest doesn't, add
10513 virtual PHI to exit_e->dest and adjust all uses after the loop.
10516 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
10517 children with clone_tree_hash, not after it.
10519 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
10521 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
10522 extended identifiers.
10524 2012-02-16 Jakub Jelinek <jakub@redhat.com>
10526 PR middle-end/51929
10527 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
10528 a same_body_alias, also test whether e->callee isn't a former
10529 or current clone of the decl this is a same body alias of.
10531 PR translation/52264
10532 * cgraphunit.c (verify_cgraph_node): Fix a typo.
10534 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
10536 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
10538 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
10541 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
10542 force_reg instead of copy_to_reg for better optimization. Force
10543 non-register or memory operands into a register.
10545 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
10547 * extend.texi: Reserve upper bits of memory model for future use.
10549 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
10550 Anatoly Sokolov <aesok@post.ru>
10551 Eric Weddington <eric.weddington@atmel.com>
10554 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
10555 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
10556 Rewrite initializers for .macro.
10557 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
10558 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
10559 atxmega32d4, atxmega32x1.
10560 avrxmega4: atxmega64a3, atxmega64d3.
10561 avrxmega5: atxmega64a1, atxmega64a1u.
10562 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
10563 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
10564 avrxmega7: atxmega128a1, atxmega128a1u.
10565 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
10566 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
10567 (struct base_arch_s): Rename reserved to xmega_p.
10568 Rename reserved2 to have_rampd.
10569 (AVR_XMEGA): New define.
10570 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
10571 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
10572 * config/avr/predicates.md (io_address_operand): Take into
10573 account SFR offset.
10574 (low_io_address_operand): Ditto.
10575 (high_io_address_operand): Ditto.
10576 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
10577 (enabled, movhi_sp_r): Use them.
10578 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
10579 cpp_define_formatted to built-in define __AVR_ARCH__.
10580 (__AVR_XMEGA__): New built-in define.
10581 (__AVR_HAVE_RAMPD__): New built-in define.
10582 (__AVR_HAVE_RAMPX__): New built-in define.
10583 (__AVR_HAVE_RAMPY__): New built-in define.
10584 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
10586 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
10587 (avr_option_override): Initialize them.
10588 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
10589 (avr_init_expanders): Initialize them. No more block several calls.
10590 (emit_push_sfr): New static function.
10591 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
10593 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
10594 (avr_print_operand): Print addreeses as symbols for
10595 RAMPX, RAMPY, RAMPD, CCP.
10596 (output_movhi): Handle AVR_XMEGA when writing to SP.
10597 (avr_out_movhi_mr_r_xmega): New static function.
10598 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
10599 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
10600 __RAMPD__, __CCP__ as needed.
10602 * config/avr/multilib.h: Regenerate.
10603 * config/avr/t-multilib: Regenerate.
10604 * config/avr/avr-tables.opt: Regenerate.
10606 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
10608 PR tree-optimization/50561
10609 * graphite-flattening.c (lst_project_loop): Do not
10610 remove old scattering dimensions after flattening.
10611 (lst_do_flatten): Likewise.
10613 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
10615 * doc/extend.texi (AVR Built-in Functions): Remove doc for
10616 __builtin_avr_map8, __builtin_avr_map16.
10617 Document __builtin_avr_insert_bits.
10619 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
10620 (insert_bits): New insn.
10621 (adjust_len.map_bits): Rename to insert_bits.
10622 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
10623 * avr-protos.h (avr_out_map_bits): Remove.
10624 (avr_out_insert_bits, avr_has_nibble_0xf): New.
10625 * config/avr/constraints.md (Cxf,C0f): New.
10626 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
10627 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
10628 New built-in define __BUILTIN_AVR_INSERT_BITS.
10629 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
10630 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
10631 (avr_move_bits): Rewrite.
10632 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
10634 (avr_map_op_t): New typedef.
10635 (avr_map_op): New static variable.
10636 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
10637 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
10638 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
10639 (bdesc_3arg, avr_expand_triop_builtin): New.
10640 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
10641 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
10642 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
10643 (avr_map_equal_p, avr_map_sig_p): Remove.
10644 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
10645 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
10646 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
10647 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
10648 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
10649 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
10651 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
10653 * config/c6x/c6x.md (reserve_cycles): New attribute.
10654 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
10655 don't reserve functional units after the branch occurs.
10657 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
10659 PR middle-end/52142
10660 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
10661 functions into non-tm_pure functions.
10663 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
10666 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
10667 (iterative_hash_canonical_type): Likewise.
10668 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
10671 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
10673 * haifa-sched.c (prune_ready_list): Ensure that if there is a
10674 sched-group insn, it either remains alone or the entire list is pruned.
10676 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
10678 * doc/install.texi (Prerequisites): Fix grammar.
10679 (Configuration): Likewise.
10681 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
10683 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
10684 MPC as part of GCC before describing configuring with --with-gmp etc.
10685 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
10686 sources are present.
10688 2012-02-14 Jakub Jelinek <jakub@redhat.com>
10691 * dwarf2out.c (clone_tree_hash): New function.
10692 (copy_decls_walk): Use it instead of clone_tree.
10694 2012-02-14 Richard Guenther <rguenther@suse.de>
10696 PR tree-optimization/52244
10697 PR tree-optimization/51528
10698 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
10699 replacements for integral types.
10701 2012-02-14 Walter Lee <walt@tilera.com>
10703 * config.gcc: Handle tilegx and tilepro.
10704 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
10705 tilegx and tilepro.
10706 Add HAVE_AS_TLS check for tilegx and tilepro.
10707 * configure: Regenerate.
10708 * doc/contrib.texi: Add Mat Hostetter and self.
10709 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
10710 Document instruction intrinsics and network accessing intrinsics.
10711 (TILEPro Built-in Functions): New node. Document instruction
10712 intrinsics and network accessing intrinsics.
10713 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
10714 (Specific, tilepro-*-linux*): Likewise.
10715 * doc/invoke.texi (TILE-Gx Options): New section.
10716 (TILEPro Options): New section.
10717 * doc/md.texi (TILE-Gx): New section.
10718 (TILEPro): New section.
10719 * common/config/tilegx/tilegx-common.c: New file.
10720 * common/config/tilepro/tilepro-common.c: New file.
10721 * config/tilegx/constraints.md: New file.
10722 * config/tilegx/linux.h: New file.
10723 * config/tilegx/mul-tables.c: New file.
10724 * config/tilegx/predicates.md: New file.
10725 * config/tilegx/sync.md: New file.
10726 * config/tilegx/t-tilegx: New file.
10727 * config/tilegx/tilegx-builtins.h: New file.
10728 * config/tilegx/tilegx-c.c: New file.
10729 * config/tilegx/tilegx-generic.md: New file.
10730 * config/tilegx/tilegx-modes.def: New file.
10731 * config/tilegx/tilegx-multiply.h: New file.
10732 * config/tilegx/tilegx-protos.h: New file.
10733 * config/tilegx/tilegx.c: New file.
10734 * config/tilegx/tilegx.h: New file.
10735 * config/tilegx/tilegx.md: New file.
10736 * config/tilegx/tilegx.opt: New file.
10737 * config/tilepro/constraints.md: New file.
10738 * config/tilepro/gen-mul-tables.cc: New file.
10739 * config/tilepro/linux.h: New file.
10740 * config/tilepro/mul-tables.c: New file.
10741 * config/tilepro/predicates.md: New file.
10742 * config/tilepro/t-tilepro: New file.
10743 * config/tilepro/tilepro-builtins.h: New file.
10744 * config/tilepro/tilepro-c.c: New file.
10745 * config/tilepro/tilepro-generic.md: New file.
10746 * config/tilepro/tilepro-modes.def: New file.
10747 * config/tilepro/tilepro-multiply.h: New file.
10748 * config/tilepro/tilepro-protos.h: New file.
10749 * config/tilepro/tilepro.c: New file.
10750 * config/tilepro/tilepro.h: New file.
10751 * config/tilepro/tilepro.md: New file.
10752 * config/tilepro/tilepro.opt: New file.
10754 2012-02-14 Jakub Jelinek <jakub@redhat.com>
10756 PR tree-optimization/52210
10757 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
10758 vect_model_simple_cost with two entry vect_def_type array instead
10759 of an address of dt.
10761 2012-02-14 Richard Guenther <rguenther@suse.de>
10764 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
10765 Do not stream DECL_QUALIFIER.
10766 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
10767 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
10768 (find_decls_types_r): Do not walk DECL_QUALIFIER.
10770 2012-02-14 Jakub Jelinek <jakub@redhat.com>
10773 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
10776 2012-02-13 Jakub Jelinek <jakub@redhat.com>
10779 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
10780 * cselib.c (cselib_subst_to_values_from_insn): New function.
10781 * sched-deps.c (add_insn_mem_dependence,
10782 sched_analyze_1, sched_analyze_2): Use it.
10784 2012-02-13 Jan Hubicka <jh@suse.cz>
10786 PR middle-end/52214
10787 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
10789 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
10791 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
10792 (GTM_SELF_SPECS): Define if not already defined.
10793 (driver_self_specs): Add GTM_SELF_SPECS.
10794 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
10795 (GTM_SELF_SPECS): Define.
10796 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
10797 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
10799 2012-02-13 Jakub Jelinek <jakub@redhat.com>
10801 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
10804 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
10806 PR middle-end/52230
10807 * omp-low.c (expand_omp_for): If a static schedule without chunk size
10808 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
10810 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
10813 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
10815 2012-02-13 Richard Guenther <rguenther@suse.de>
10817 PR translation/52211
10818 * passes.c (enable_disable_pass): Fix typo.
10820 2012-02-13 Jakub Jelinek <jakub@redhat.com>
10822 PR middle-end/52209
10823 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
10824 XOR for reduce_bit_field if type is unsigned.
10826 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
10828 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
10829 disallow changes from SFmode to mode with different size in FP regs.
10831 2012-02-12 Robert Millan <rmh@gnu.org>
10832 Gerald Pfeifer <gerald@pfeifer.com>
10834 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
10837 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
10839 PR rtl-optimization/52175
10840 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
10841 to frame-related instructions.
10843 2012-02-10 Jason Merrill <jason@redhat.com>
10846 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
10847 (demangle_new_symbols): Fill it.
10848 (scan_linker_output): Walk it.
10849 (start_tweaking): Split out from scan_linker_output.
10850 (maybe_tweak): Update sym->chosen.
10851 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
10853 2012-02-11 Jakub Jelinek <jakub@redhat.com>
10856 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
10858 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
10860 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
10861 having the same mode as previous compare.
10863 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
10865 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
10866 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
10867 (nonlocal_goto_internal): Likewise.
10868 (nonlocal_goto): Emit a use and an indirect jump directly.
10870 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
10873 * doc/extend.texi : Update comments for __atomic_compare_exchange and
10874 __atomic_{is,always}_lock_free.
10876 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
10879 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
10880 negative constant address for TARGET_X32.
10882 2012-02-10 Richard Henderson <rth@redhat.com>
10884 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
10885 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
10886 for GIMPLE_TRANSACTION. Tidy if's into a switch.
10888 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10889 Ira Rosen <irar@il.ibm.com>
10891 PR tree-optimization/50031
10892 * targhooks.c (default_builtin_vectorization_cost): Handle
10893 vec_promote_demote.
10894 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
10895 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
10896 all types of reduction and pattern statements.
10897 (vect_estimate_min_profitable_iters): Likewise.
10898 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
10899 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
10900 for explicit realigns.
10901 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
10902 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
10903 vec_promote_demote.
10904 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
10905 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
10906 vec_perm for VSX and handle vec_promote_demote.
10908 2012-02-10 Jakub Jelinek <jakub@redhat.com>
10910 PR middle-end/52177
10911 * builtins.c (fold_builtin_atomic_always_lock_free,
10912 expand_builtin_atomic_always_lock_free,
10913 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
10914 Return and/or test boolean_true_node/boolean_false_node instead of
10915 integer_one_node/integer_zero_node.
10917 2012-02-10 Jan Hubicka <jh@suse.cz>
10919 PR middle-end/48600
10920 * predict.c (predict_paths_for_bb): Prevent looping.
10921 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
10923 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
10925 * config/arm/arm.c (output_move_double): In one case properly
10926 count number of instructions that will be emitted.
10928 2012-02-10 Richard Guenther <rguenther@suse.de>
10930 PR translation/52193
10931 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
10933 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
10935 PR middle-end/52140
10936 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
10938 2012-02-09 Jakub Jelinek <jakub@redhat.com>
10941 * var-tracking.c (emit_note_insn_var_location): If
10942 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
10943 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
10944 non-NOTE_DURING_CALL_P insn.
10946 2012-02-09 Bin Cheng <bin.cheng@arm.com>
10948 PR middle-end/51867
10949 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
10951 2012-02-08 Magnus Granberg <zorry@gentoo.org>
10954 * gcc.c (switch_matches) Support switches with separated form,
10957 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
10959 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
10961 (RAMPZ_ADDR): Ditto.
10962 * config/avr/avr.c (avr_addr_t): New typedef.
10963 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
10964 (avr_init_expanders): Initialize it.
10965 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
10967 (expand_epilogue): Ditto.
10968 (avr_print_operand): Ditto.
10969 (avr_file_start): Ditto.
10970 (avr_emit_movmemhi): Ditto.
10972 2012-02-08 Richard Guenther <rguenther@suse.de>
10974 PR tree-optimization/46886
10975 * tree-flow.h (do_while_loop_p): Declare.
10976 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
10977 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
10979 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
10981 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
10982 always succeed for integers larger than a native word.
10984 2012-02-08 Richard Guenther <rguenther@suse.de>
10986 PR rtl-optimization/52170
10987 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
10988 properly handle integer vector modes.
10990 2012-02-08 Jakub Jelinek <jakub@redhat.com>
10992 PR gcov-profile/52150
10993 * coverage.c: Include target.h.
10994 (build_var): Call targetm.strip_name_encoding on the assembler name.
10995 Change one _ into . or $ if the target allows it.
10996 * Makefile.in (coverage.o): Depend on $(TARGET_H).
10998 PR rtl-optimization/52139
10999 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
11000 is a BARRIER after emit_insn_after_noloc, move BB_END
11001 to the last non-BARRIER insn before it.
11003 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
11005 PR middle-end/24306
11006 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
11007 (mips_gimplify_va_arg_expr): Call it instead of
11008 std_gimplify_va_arg_expr.
11010 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
11012 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
11013 message for -mno-pointers-to-nested-function.
11015 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
11017 PR middle-end/51994
11018 * expr.c (get_inner_reference): If there is an offset, add a negative
11019 bit position to it (if any).
11021 2012-02-07 Jakub Jelinek <jakub@redhat.com>
11023 PR rtl-optimization/52060
11024 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
11025 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
11026 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
11027 and/or i0src_copy2 when needed.
11029 2012-02-07 Jakub Jelinek <jakub@redhat.com>
11031 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
11032 or LTOPLUGINSONAME if have_c.
11034 * config/freebsd-spec.h: Add comment about what macros can be defined
11036 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
11037 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
11040 2012-02-07 Richard Guenther <rguenther@suse.de>
11042 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
11043 newline in -alias dumps.
11045 2012-02-07 Kai Tietz <ktietz@redhat.com>
11046 Dave Korn <dave.korn.cygwin@gmail.com>
11049 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
11050 Take care that typinfo gets dllexport-attribute.
11052 2012-02-07 Jakub Jelinek <jakub@redhat.com>
11054 PR middle-end/52074
11055 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
11056 if modifier < EXPAND_SUM call force_operand on the result.
11058 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
11060 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
11061 adding __forwarder_dst__ prefix if a forwarder_section attribute is
11063 (epiphany_function_type): Replace types for specific interrupts with
11064 EPIPHANY_FUNCTION_INTERRUPT.
11065 (EPIPHANY_INTERRUPT_P): Update.
11066 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
11067 New static function.
11068 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
11069 <disinterrupt>: Affects type identity.
11070 (epiphany_handle_interrupt_attribute): Handle variable number of
11072 (epiphany_compute_function_type): Update for new
11073 epiphany_function_type definition.
11074 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
11075 handlers with a longcall forwarder.
11076 (epiphany_start_function): Handle multiple interrupt arguments and/or
11077 forwarder_section attribute.
11079 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
11082 2012-02-07 Alan Modra <amodra@gmail.com>
11085 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
11088 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11090 PR tree-optimization/50969
11091 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
11092 use vec_perm rather than vector_stmt.
11093 (vect_model_load_cost): Likewise.
11094 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
11095 vec_perm to be the same as other vector statements.
11096 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
11097 cost of vec_perm for TARGET_VSX.
11099 2012-02-06 Richard Guenther <rguenther@suse.de>
11101 PR tree-optimization/52115
11102 * tree-sra.c (access_has_replacements_p): New function.
11103 (sra_modify_assign): Use it to decide whether a use is uninitialized.
11105 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
11107 PR middle-end/52047
11108 * trans-mem.c (expand_call_tm): Add an assertion.
11109 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
11112 2012-02-06 Richard Guenther <rguenther@suse.de>
11114 PR tree-optimization/50955
11115 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
11116 raise cost of expressions that replace an address with an
11117 expression based on a different pointer.
11119 2012-02-06 Jakub Jelinek <jakub@redhat.com>
11122 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
11123 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
11125 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
11128 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
11129 -Weffc++ and specify guidelines come from second edition.
11131 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
11133 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
11134 (sibcall_value_multiple_internal, call_split, call_internal_direct)
11135 (call_direct_split, call_value_split, call_value_internal_direct)
11136 (call_value_direct_split, call_value_multiple_split): Use jal and
11137 jal_macro attributes.
11139 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
11141 * reload1.c (reload_regs_reach_end_p): Replace with...
11142 (reload_reg_rtx_reaches_end_p): ...this function.
11143 (new_spill_reg_store): Update commentary.
11144 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
11145 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
11146 before setting new_spill_reg_store.
11147 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
11148 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
11149 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
11150 for non-spill reload registers.
11152 2012-02-05 Ira Rosen <irar@il.ibm.com>
11154 PR tree-optimization/52091
11155 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
11156 (vect_is_simple_use_1): Likewise.
11157 * tree-vect-loop.c (vectorizable_reduction): Update calls
11158 to vect_is_simple_use_1 and vect_is_simple_use.
11159 (vectorizable_live_operation): Likewise.
11160 * tree-vect-patterns.c (widened_name_p,
11161 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
11162 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
11163 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11164 vectorizable_shift,vectorizable_operation, vectorizable_store,
11165 vectorizable_load): Likewise.
11166 (vect_is_simple_cond): Add an argument, pass it to
11167 vect_is_simple_use_1.
11168 (vectorizable_condition): Update calls to vect_is_simple_cond,
11169 vect_is_simple_use.
11170 (vect_is_simple_use): Add an argument, the statement in which
11171 OPERAND is used. Check that if OPERAND's def stmt is a double
11172 reduction phi node, the use is a phi node too.
11173 (vect_is_simple_use_1): Add an argument, pass it to
11174 vect_is_simple_use.
11175 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
11176 to vect_is_simple_use.
11178 2012-02-04 Jakub Jelinek <jakub@redhat.com>
11180 PR rtl-optimization/52095
11181 * modulo-sched.c (dump_insn_locator): New function.
11182 (loop_canon_p, sms_schedule): Use it.
11184 PR rtl-optimization/52113
11185 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
11186 even for decomposable shift/zext insns.
11188 2012-02-03 Jakub Jelinek <jakub@redhat.com>
11189 Zdenek Dvorak <ook@ucw.cz>
11191 PR rtl-optimization/52092
11192 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
11193 on get_iv_value result.
11195 2012-02-02 Andrew Pinski <apinski@cavium.com>
11197 PR middle-end/47982
11198 PR middle-end/43967
11199 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
11201 2012-02-02 Jakub Jelinek <jakub@redhat.com>
11203 PR middle-end/48071
11204 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
11206 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
11208 PR rtl-optimization/49800
11209 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
11210 (sched_finish): Call regstat_free_n_sets_and_refs.
11212 2012-02-02 Jia Liu <proljc@gmail.com>
11214 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
11217 2012-02-02 Jan Hubicka <jh@suse.cz>
11218 Tom de Vries <tom@codesourcery.com>
11220 PR middle-end/51998
11221 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
11222 * varpool.c (varpool_analyze_pending_decls): Likewise.
11224 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
11225 Jayant R Sonar <jayant.sonar@kpitcummins.com>
11227 * config.gcc: Add cr16-* support.
11229 * doc/extend.texi: Document cr16 extensions.
11230 * doc/install.texi: Document cr16 install.
11231 * doc/invoke.texi: Document cr16 options.
11232 * doc/md.texi: Document cr16 constraints.
11234 * common/config/cr16/cr16-common.c: New file.
11235 * config/cr16/cr16.c: New file.
11236 * config/cr16/cr16.h: New file.
11237 * config/cr16/cr16.md: New file.
11238 * config/cr16/cr16.opt: New file.
11239 * config/cr16/cr16-protos.h: New file.
11240 * config/cr16/predicates.md: New file.
11241 * config/cr16/constraints.md: New file.
11242 * config/cr16/t-cr16: New file.
11244 2012-02-02 Jakub Jelinek <jakub@redhat.com>
11247 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
11248 that operands[2] is either immediate, or q_regs_operand.
11250 PR tree-optimization/52073
11251 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
11252 a pattern stmt for pattern uses, ignore uses outside of the loop.
11254 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
11256 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
11257 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
11258 (OUT_AS1, OUT_AS2): Remove.
11260 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
11262 PR rtl-optimization/51374
11263 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
11264 to cross other volatile_refs_p insns.
11266 2012-02-01 Richard Guenther <rguenther@suse.de>
11268 * doc/invoke.texi (fno-inline): Clarify documentation.
11269 (finline-small-functions): Likewise.
11270 (finline-functions): Likewise.
11271 * common.opt (finline): Adjust comment and documentation.
11272 (finline-small-functions): Clarify documentation.
11273 (finline-functions): Likewise.
11274 (finline-functions-called-once): Likewise.
11276 2012-02-01 Tristan Gingold <gingold@adacore.com>
11278 * c-typeck.c (composite_type): Keep mode for pointers.
11280 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
11282 * function.h (regno_reg_rtx): Adjust comment.
11283 * reginfo.c (init_reg_modes_target): Only use the previous mode
11284 if it fits within one register. Remove MIPS comment.
11286 2012-01-31 Jakub Jelinek <jakub@redhat.com>
11289 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
11291 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11293 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
11294 to srak instruction.
11296 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11298 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
11300 2012-01-31 Jakub Jelinek <jakub@redhat.com>
11305 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
11307 2012-01-31 Richard Guenther <rguenther@suse.de>
11309 PR tree-optimization/51528
11310 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
11313 2012-01-31 Jakub Jelinek <jakub@redhat.com>
11318 * ree.c (add_removable_extension): Change def_map argument
11319 to unsigned *, store in def_map 1 + offset into *insn_list vector
11320 instead of pointers into the vector.
11321 (find_removable_extensions): Adjust caller.
11323 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
11325 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
11326 Transform all "* quoted-c-code" to { c-code }.
11327 Remove redundant test for "optimize" in combine patterns.
11328 Move (include "avr-dimode.md") to end of file.
11330 2012-01-30 Bin Cheng <bin.cheng@arm.com>
11333 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
11334 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
11336 2012-01-30 Richard Guenther <rguenther@suse.de>
11338 PR tree-optimization/52028
11339 * tree-loop-distribution.c (ldist_gen): Properly update
11342 2012-01-30 Jakub Jelinek <jakub@redhat.com>
11345 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
11346 set_cur_line_info_table if not emitting debug info.
11348 PR tree-optimization/52046
11349 * tree-vect-patterns.c (check_bool_pattern): Give up if
11350 a comparison could throw.
11353 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
11355 2012-01-30 Richard Guenther <rguenther@suse.de>
11357 PR tree-optimization/52045
11358 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
11359 SSA form if cfgcleanup did anything.
11361 2012-01-30 Richard Guenther <rguenther@suse.de>
11363 PR tree-optimization/52045
11364 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
11365 before computing final todo.
11367 2012-01-30 Richard Guenther <rguenther@suse.de>
11369 PR tree-optimization/51528
11370 * tree-sra.c (sra_modify_assign): Re-factor in preparation
11373 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
11375 * df-problems.c (df_kill_notes): Check that the use refers
11376 to the note under examination.
11378 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
11381 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
11382 parameter and use short-lived pseudos.
11383 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
11384 (sparc_expand_vector_init): Const-ify local variables and adjust
11385 calls to above functions.
11387 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
11389 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
11391 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
11393 * doc/invoke.texi: Make usage of "compile time" and
11394 "run time"/"runtime" consistent throughout the file.
11396 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
11398 * config/alpha/alpha.c (alpha_option_override): Default to
11399 full IEEE compliance mode for Go language.
11401 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
11403 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
11404 (LINK_SSP_SPEC): Define.
11406 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11409 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
11412 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
11414 * doc/invoke.texi: Correct hyphenation of "floating point",
11415 "double precision", and related terminology throughout the file.
11417 2012-01-28 Jakub Jelinek <jakub@redhat.com>
11420 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
11421 arm_general_register_operand predicate for operand 2 instead of
11424 2012-01-27 Ian Lance Taylor <iant@google.com>
11427 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
11428 * builtins.c (expand_builtin_init_trampoline): Add onstack
11429 parameter. Change caller.
11430 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
11431 * tree.c (build_common_builtin_nodes): Declare
11432 __builtin_init_heap_trampoline.
11434 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
11436 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
11437 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
11438 * config/avr/avr.c: Ditto.
11439 (avr_regnames): Remove because unused.
11440 * config/avr/avr.md (*cpse.ne): New peephole.
11441 (*cpse.eq): New peephole from former cpse peepholes.
11443 2012-01-27 Michael Eager <eager@eagercon.com>
11445 * config/microblaze.c (microblaze_emit_compare): Correct
11446 test after pcmp instruction.
11448 2012-01-27 Richard Guenther <rguenther@suse.de>
11450 PR tree-optimization/52020
11451 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
11453 2012-01-27 Richard Guenther <rguenther@suse.de>
11455 * ipa-pure-const.c (check_stmt): Clobbers do not make a
11456 function non-const/pure.
11458 2012-01-27 Richard Guenther <rguenther@suse.de>
11460 PR tree-optimization/50444
11461 * tree-sra.c (build_ref_for_offset): Properly adjust the
11462 MEM_REF type for unaligned accesses.
11464 2012-01-27 Richard Guenther <rguenther@suse.de>
11466 PR tree-optimization/50444
11467 * expr.c (mem_ref_refers_to_non_mem_p): New function.
11468 (expand_assignment): Use it. Properly handle misaligned
11469 bases when expanding stores to component references.
11470 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
11471 refactor that case.
11473 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
11475 PR middle-end/51389
11476 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
11477 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
11478 * tree-data-ref.c (find_data_references_in_loop): Make static.
11479 (compute_all_dependences): Change return type to bool. Bail out
11480 for too many datarefs in a loop. Move the hunk resetting the data
11481 dependences vector from ...
11482 (compute_data_dependences_for_loop): ... here. Account for
11483 compute_all_dependences returning false.
11484 (compute_data_dependences_for_bb): Likewise.
11485 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
11486 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
11488 2012-01-27 Richard Guenther <rguenther@suse.de>
11490 PR middle-end/51959
11491 * expr.c (store_field): Use the alias-set of the scratch memory
11494 2012-01-27 Tom de Vries <tom@codesourcery.com>
11496 PR tree-optimization/51990
11497 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
11499 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
11501 2012-01-27 Jakub Jelinek <jakub@redhat.com>
11504 * var-tracking.c (reverse_op): Don't add any reverse operation
11505 if V already has any constant locations.
11507 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
11509 * doc/invoke.texi: Correct usage of "command line" (noun)
11510 vs "command-line" (adjective) throughout.
11512 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
11514 * doc/invoke.texi (Language Independent Options): Move
11515 -Wcoverage-mismatch blurb from here....
11516 (Warning Options): ...to here.
11518 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
11520 * config/rs6000/rs6000.c (rs6000_option_override_internal):
11521 Set rs6000_always_hint to false for 476.
11523 2012-01-27 Matthias Klose <doko@ubuntu.com>
11525 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
11527 * incpath.c (add_standard_paths): Likewise.
11529 2012-01-27 Richard Henderson <rth@redhat.com>
11531 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
11532 * config/m68k/sync.md (atomic_test_and_set): Rename from
11533 sync_test_and_setqi and adjust the operands.
11534 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
11535 and unconditionally enable.
11537 2012-01-27 Richard Henderson <rth@redhat.com>
11539 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
11540 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
11541 (ldstub): Rename from ldstubqi.
11542 (ldstub<I24MODE>): Remove.
11544 2012-01-27 Richard Henderson <rth@redhat.com>
11546 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
11547 * c-cppbuiltin.c (cpp_atomic_builtins): Define
11548 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
11549 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
11550 * doc/tm.texi: Rebuild.
11552 2012-01-27 Richard Henderson <rth@redhat.com>
11554 * optabs.c (gen_atomic_test_and_set): Remove default.
11555 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
11557 2012-01-26 Jakub Jelinek <jakub@redhat.com>
11559 PR rtl-optimization/51978
11560 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
11561 (combine_reaching_defs): Likewise.
11562 (struct re_info): Remove.
11563 (add_removable_extension): Remove x and data arguments,
11564 add insn, insn_list and def_map. Use the arguments directly
11565 instead of using struct re_info.
11566 (find_removable_extensions): Don't call add_removable_extension
11567 through note_stores, instead just call it with single_set
11568 result if non-NULL.
11569 (find_and_remove_re): Pass curr_cand->expr instead of
11570 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
11572 2012-01-26 Michael Matz <matz@suse.de>
11574 PR tree-optimization/46590
11575 * cfgexpand.c: Revert last change (r183305).
11576 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
11578 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
11579 checking for emptiness.
11581 2012-01-26 Jakub Jelinek <jakub@redhat.com>
11583 PR middle-end/51895
11584 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
11585 non-addressable non-BLKmode base correctly.
11587 2012-01-26 Michael Matz <matz@suse.de>
11589 PR tree-optimization/48794
11590 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
11591 regions referenced from RESX/EH_DISPATCH.
11593 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11595 * config/s390/s390.h: Make BRANCH_COST an option.
11596 * config/s390/s390.opt: New option -mbranch-cost.
11598 2012-01-26 Richard Henderson <rth@redhat.com>
11600 Revert 2012-01-24 change:
11601 * trans-mem.c (requires_barrier): Do not instrument thread local
11602 variables and emit save/restore for them.
11604 2012-01-25 Jakub Jelinek <jakub@redhat.com>
11606 PR middle-end/51986
11607 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
11610 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
11612 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
11615 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
11618 Rename __pgm to __flash.
11619 Rename __pgm1 to __flash1.
11620 Rename __pgm2 to __flash2.
11621 Rename __pgm3 to __flash3.
11622 Rename __pgm4 to __flash4.
11623 Rename __pgm5 to __flash5.
11624 Rename __pgmx to __memx.
11625 * doc/extend.texi (AVR Named Address Spaces)
11626 Rename address space names as indicated above.
11627 * config/avr/avr.c (avr_addrspace): Ditto.
11629 * config/avr/avr-protos.h
11630 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
11631 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
11632 * config/avr/predicates.md: Ditto.
11633 * config/avr/avr.c Ditto, and
11634 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
11635 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
11637 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
11638 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
11639 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
11640 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
11641 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
11642 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
11643 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
11644 * config/avr/avr.c: Ditto.
11645 * config/avr/avr.md: Ditto.
11647 2012-01-25 Jason Merrill <jason@redhat.com>
11650 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
11652 2012-01-25 Jakub Jelinek <jakub@redhat.com>
11654 PR tree-optimization/51987
11655 * tree-data-ref.c (get_references_in_stmt): Handle references in
11656 non-volatile GIMPLE_ASM.
11658 2012-01-25 Richard Guenther <rguenther@suse.de>
11660 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
11661 bases are dereferenced.
11663 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
11665 PR rtl-optimization/48374
11666 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
11668 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
11670 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
11671 compute_data_dependences_for_loop returns false.
11672 * tree-parloops.c (loop_parallel_p): Likewise.
11674 2012-01-25 Richard Guenther <rguenther@suse.de>
11676 * tree.h (get_pointer_alignment_1): Declare.
11677 * builtins.c (get_pointer_alignment_1): New function.
11678 (get_pointer_alignment): Use it.
11680 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
11682 PR rtl-optimization/48308
11683 * combine.c (enum undo_kind): Add UNDO_LINKS.
11684 (struct undo): Add member l to other_contents and where.
11685 (do_SUBST_LINK): New.
11687 (try_combine): Handle LOG_LINKS for the dummy i1 case.
11688 (undo_all): Handle UNDO_LINKS.
11690 2012-01-25 Richard Henderson <rth@redhat.com>
11692 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
11695 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
11697 * optabs.c (gen_atomic_test_and_set): Use each argument.
11699 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
11701 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
11702 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
11703 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
11704 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
11705 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
11706 TARGET_PAIRED_SINGLE_FLOAT.
11708 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
11710 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
11711 (in_struct, return_val): Remove MEM documentation.
11712 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
11713 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
11714 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
11716 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
11717 * cfgexpand.c (add_alias_set_conflicts): Likewise.
11718 * expr.c (store_field): Likewise.
11719 * function.c (assign_stack_temp_for_type): Likewise.
11720 * ifcvt.c (noce_try_cmove_arith): Likewise.
11721 * reload1.c (reload): Likewise.
11722 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
11723 (alpha_set_memflags): Likewise.
11724 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
11726 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
11728 * rtl.h (true_dependence, canon_true_dependence): Remove varies
11730 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
11731 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
11732 (true_dependence_1, true_dependence, canon_true_dependence): Remove
11734 * cselib.c (cselib_rtx_varies_p): Delete.
11735 (cselib_invalidate_mem): Update call to canon_true_dependence.
11736 * dse.c (record_store, check_mem_read_rtx): Likewise.
11737 (scan_reads_nospill): Likewise.
11738 * cse.c (check_dependence): Likewise.
11739 (cse_rtx_varies_p): Delete.
11740 * expr.c (safe_from_p): Update call to true_dependence.
11741 * ira.c (validate_equiv_mem_from_store): Likewise.
11742 (memref_referenced_p): Likewise.
11743 * postreload-gcse.c (find_mem_conflicts): Likewise.
11744 * sched-deps.c (sched_analyze_2): Likewise.
11745 * store-motion.c (load_kills_store): Likewise.
11746 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
11747 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11748 (compute_transp): Update call to canon_true_dependence.
11750 2012-01-25 Richard Henderson <rth@redhat.com>
11752 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
11753 (maybe_emit_atomic_test_and_set): New.
11754 (expand_sync_lock_test_and_set): Use it.
11755 (expand_atomic_test_and_set): Likewise.
11756 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
11757 the implementation; clarify implementation defined details.
11758 * doc/md.texi (atomic_test_and_set): Document.
11760 2012-01-25 Richard Henderson <rth@redhat.com>
11762 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
11764 2012-01-25 Richard Henderson <rth@redhat.com>
11767 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
11768 to effect no-op split.
11770 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
11773 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
11774 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
11775 (BT_FN_VOID_PTR_INT_SIZE): New.
11776 (BT_FN_UINT_UINT_VAR): Remove.
11777 (BT_FN_UINT32_UINT32_VAR): New.
11778 (BT_FN_DOUBLE_VPTR): Remove.
11779 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
11781 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
11782 (_ITM_changeTransactionMode): Same.
11783 (_ITM_memmoveRtWt): Change return type to void.
11784 (_ITM_memcpyRtWt): Same.
11785 (_ITM_memsetW): Same.
11786 (_ITM_RaRD): Change types to double.
11791 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
11793 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
11794 Patrick Marlier <patrick.marlier@gmail.com>
11796 * trans-mem.c (requires_barrier): Do not instrument thread local
11797 variables and emit save/restore for them.
11799 2012-01-24 Jason Merrill <jason@redhat.com>
11802 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
11803 output static aliases.
11805 2012-01-24 Jakub Jelinek <jakub@redhat.com>
11808 * common.opt (-pie, -shared, pie, shared): Change from Common to
11810 * gcc.c (display_help): Display help for -pie and -shared.
11812 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
11815 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
11816 Remove note on size/offset limitation.
11817 (AVR Variable Attributes): Add example how to read data located
11818 with progmem. Refer to named address spaces.
11819 * doc/invoke.texi (AVR Options): Fix typo.
11821 2012-01-24 Richard Guenther <rguenther@suse.de>
11823 Forward-port to trunk
11824 2010-09-21 Jakub Jelinek <jakub@redhat.com>
11826 PR middle-end/45678
11827 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
11828 op0 isn't sufficiently aligned and there is movmisalignM
11829 insn for mode, use it to load op0 into a temporary register.
11831 2012-01-24 Jakub Jelinek <jakub@redhat.com>
11834 * target.def (const_not_ok_for_debug_p): New hook.
11835 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
11837 * doc/tm.texi: Regenerated.
11838 * dwarf2out.c (const_ok_for_output_1): If
11839 targetm.const_not_ok_for_debug_p returns true, fail.
11840 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
11842 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
11844 2012-01-23 Kai Tietz <ktietz@redhat.com>
11847 * config/i386/predicates.md (symbolic_operand): Allow
11848 UNSPEC_PCREL as PIC expression for lea.
11849 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
11850 * config/i386/i386.c (ix86_delegitimize_address): Handle
11851 UNSPEC_PCREL for none-MEM, too.
11853 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
11855 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
11856 (ipa_tm_create_version_alias): Same.
11858 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
11861 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
11862 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
11864 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
11865 Patrick Marlier <patrick.marlier@gmail.com>
11866 Iain Sandoe <developer@sandoe-acoustics.co.uk>
11869 * lto-wrapper.c (run_gcc): Pass the LTO section name to
11870 simple_object_start_read.
11872 2012-01-23 Richard Guenther <rguenther@suse.de>
11875 PR tree-optimization/51895
11876 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
11877 parameter decomposition into BLKmode components.
11879 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
11881 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
11882 fake variables for restrict-qualified pointers whose pointed-to type
11883 contains a placeholder.
11885 2012-01-23 Richard Guenther <rguenther@suse.de>
11887 PR tree-optimization/51949
11888 * ipa-split.c (execute_split_functions): Do not split malloc functions.
11890 2012-01-23 Jakub Jelinek <jakub@redhat.com>
11892 PR rtl-optimization/51933
11893 * ree.c (transform_ifelse): Return true right away if dstreg is
11894 already wider or equal to cand->mode.
11895 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
11896 (make_defs_and_copies_lists): Remove defs_list and copies_list
11897 arguments, add state argument, just truncate state->work_list
11898 instead of always allocating and freeing the vector. Assert that
11899 get_defs succeeds instead of returning 2. Changed return type to bool.
11900 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
11901 have ext_src_mode, see if it has been modified already with the
11902 right kind of extension and has been extended before from the
11903 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
11904 just return true. Remember the original mode in state->modified array.
11905 (combine_reaching_defs): Add state argument. Don't allocate and
11906 free here def_list, copied_list and vec vectors, instead just
11907 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
11908 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
11909 Add state variable, clear vectors in it, initialize state.modified
11910 if needed. Free all the vectors at the end and state.modified too.
11911 Don't skip a candidate if the extension expression has been modified.
11913 2012-01-22 Douglas B Rupp <rupp@gnat.com>
11916 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
11917 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
11918 (extra_options) interix.opt -> i386/interix.opt"
11919 (extra_objs):Add winnt-stubs.o
11920 * configure.ac: Add interix to target_os .comm on PE check.
11921 * configure: Regenerate.
11922 * config/interix3.h: Delete and move bits to..
11923 * config/interix.h: Delete and move bits to..
11924 * config/i386/i386-interix3.h: Delete and move bits to..
11925 * config/i386/i386-interix.h: ..here.
11926 (TARGET_CPU_DEFAULT): Remove redefinition.
11927 (TARGET_ASM_CONSTRUCTOR): Undefine.
11928 (SUBTARGET_SWITCHES): Define for ms-bitfields.
11929 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
11930 (PTRDIFF_TYPE): Define.
11931 (LONG_DOUBLE_TYPE_SIZE): Define.
11932 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
11933 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
11934 (TARGET_SECTION_TYPE_FLAGS): Define.
11935 (ASM_DECLARE_FUNCTION_NAME): Define.
11936 (ASM_OUTPUT_EXTERNAL): Define.
11937 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
11938 (ASM_OUTPUT_ALIGNED_BSS): Define.
11939 (PCC_BITFIELD_TYPE_MATTERS): Define.
11940 (USE_CONST_SECTION): Define.
11941 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
11942 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
11943 (SUPPORTS_ONE_ONLY): Remove.
11944 (I386_PE_STRIP_ENCODING): Define.
11945 * config/interix.opt: Delete and move bits to..
11946 * config/i386/interix.opt: ..here. New.
11947 (mpe-aligned-commons): Add.
11948 * config/i386/t-interix: Add copyright header.
11949 (winnt-stubs.o): Add rule.
11951 2012-01-22 Jason Merrill <jason@redhat.com>
11954 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
11955 for extra name aliases.
11957 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
11959 PR rtl-optimization/51924
11960 * ree.c (combine_set_extension): Improve debugging message.
11961 (combine_reaching_defs): Likewise.
11962 (get_defs): Rename confusingly named variable.
11963 (find_and_remove_re): Skip a candidate if the extension expression has
11966 2012-01-21 Robert Millan <rmh@gnu.org>
11967 Gerald Pfeifer <gerald@pfeifer.com>
11969 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
11970 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
11972 2012-01-20 Jakub Jelinek <jakub@redhat.com>
11974 PR tree-optimization/51914
11975 * tree-vect-stmts.c (vectorizable_conversion): For
11976 cvt_type && modifier == WIDEN, put temporary with cvt_type
11977 at the beginning of vec_dsts and set vec_dest to temporary
11980 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
11982 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
11984 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
11986 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
11987 * config/rs6000/rs6000.c: Likewise.
11989 2012-01-20 Jakub Jelinek <jakub@redhat.com>
11992 * config/arm/arm.c (arm_count_output_move_double_insns): Call
11993 output_move_double on a copy of operands array.
11995 2012-01-20 Cary Coutant <ccoutant@google.com>
11996 Dodji Seketeli <dodji@redhat.com>
11999 * dwarf2out.c (copy_declaration_context): Return ref to parent
12000 of declaration DIE, if necessary.
12001 (remove_child_or_replace_with_skeleton): Add new parameter; update
12002 caller. Place skeleton DIE under parent DIE of original declaration.
12003 Move call to copy_declaration_context to here ...
12004 (break_out_comdat_types): ... from here.
12006 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12008 PR rtl-optimization/51856
12009 * reload.c (find_reloads_subreg_address): Set the address_reloaded
12012 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
12015 * config/arm/arm.c (arm_print_operand): Correct output of alignment
12016 hints for neon loads and stores.
12018 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
12022 * doc/extend.texi (Named Address Spaces): Split into subsections.
12023 (AVR Named Address Spaces): New subsection.
12024 (M32C Named Address Spaces): New subsection.
12025 (RL78 Named Address Spaces): New subsection.
12026 (SPU Named Address Spaces): New subsection.
12027 (Variable Attributes): New anchor "AVR Variable Attributes".
12028 (AVR Variable Attributes): Rewrite and avoid wording
12029 "address space" in this context.
12030 * doc/invoke.texi (AVR Options): Rewrite and add documentation
12031 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
12032 (AVR Built-in Macros): New subsubsection therein.
12033 * doc/md.texi (AVR constraints): Remove "C04", "R".
12035 2012-01-20 Richard Guenther <rguenther@suse.de>
12037 PR tree-optimization/51903
12038 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
12039 when removing stmts.
12041 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
12044 * config/arm/arm.c (arm_load_pic_register): Use
12045 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
12046 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
12047 (arm_pic_static_addr): Likewise.
12048 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
12049 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
12050 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
12051 (pic_load_addr_unified): New.
12053 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
12056 * function.c (instantiate_virtual_regs_in_insn): Use
12057 delete_insn_and_edges when removing a wrong asm insn.
12059 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
12061 PR rtl-optimization/40761
12062 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
12063 Add new member loop_num.
12064 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
12065 (ira_build): Remove the parameter.
12067 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
12068 (ira.c): Do not build CFG loops for one region allocation. Remove
12069 argument from ira_build call.
12071 * ira-build.c (init_loop_tree_node): New function.
12072 (create_loop_tree_nodes): Use it. Separate the case when CFG
12073 loops are not built.
12074 (more_one_region_p): Check current_loops.
12075 (finish_loop_tree_nodes): Separate the case when CFG loops are not
12077 (add_loop_to_tree): Process loop equal to NULL too.
12078 (form_loop_tree): Separate the case when CFG loops are not built.
12079 Use explicitly number for the root.
12080 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
12082 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
12083 instead of loop->num.
12084 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
12085 (mark_all_loops_for_removal): Ditto.
12086 (remove_unnecessary_regions): Separate the case when CFG loops
12088 (ira_build): Remove the parameter. Use explicit number of regions
12089 when CFG loops are not built.
12091 * ira-color.c (print_loop_title): Separate the case for the root node.
12092 Use loop_num instead of loop->num.
12093 (move_spill_restore): Use loop_num instead of loop->num.
12095 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
12096 (change_loop): Ditto.
12097 (change_loop): Use loop_num instead of loop->num.
12099 * ira-lives.c (process_bb_node_lives): Ditto.
12101 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
12103 * ira-conflicts.c (print_allocno_conflicts): Ditto.
12105 2012-01-19 Jakub Jelinek <jakub@redhat.com>
12107 PR libmudflap/40778
12108 * tree-mudflap.c (mf_artificial): New function.
12109 (execute_mudflap_function_ops, execute_mudflap_function_decls,
12110 mx_register_decls, mudflap_enqueue_decl): Use it.
12113 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
12114 numbers in the insn pattern.
12116 2012-01-19 Michael Matz <matz@suse.de>
12118 PR tree-optimization/46590
12119 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
12120 use it in remembering which conflicts we already created.
12121 (add_scope_conflicts): Adjust call to above, (de)allocate helper
12124 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
12127 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
12128 (merge_and_complain): Same.
12130 2012-01-19 Jakub Jelinek <jakub@redhat.com>
12133 * config/initfini-array.h: Guard content of the header
12134 with #ifdef HAVE_INITFINI_ARRAY.
12135 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
12136 Add initfini-array.h to tm_file here.
12137 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
12138 * config.gcc: Don't add initfini-array.h to tm_file here.
12139 * configure: Regenerated.
12141 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
12143 PR rtl-optimization/51505
12144 * df-problems.c (df_kill_notes): New parameter live. Update comment.
12145 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
12146 (df_note_bb_compute): Update the call to df_kill_notes.
12148 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
12150 * trans-mem.c (requires_barrier): Remove call to is_global_var.
12152 2012-01-18 Richard Guenther <rguenther@suse.de>
12154 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
12155 of conversions to void *.
12157 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12158 Richard Sandiford <rdsandiford@googlemail.com>
12160 PR middle-end/50325
12161 PR middle-end/51192
12162 * optabs.h (simplify_expand_binop): Declare.
12163 * optabs.c (simplify_expand_binop): Make global.
12164 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
12165 endian targets if the source cannot be exactly covered by word
12168 2012-01-17 Jakub Jelinek <jakub@redhat.com>
12171 * hard-reg-set.h (struct hard_reg_set_container): New type.
12172 * target.h (struct hard_reg_set_container): Forward declare.
12173 * target.def (set_up_by_prologue): New target hook.
12174 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
12175 * doc/tm.texi: Regenerated.
12176 * function.c (thread_prologue_and_epilogue_insns): Change
12177 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
12178 Call targetm.set_up_by_prologue on it.
12179 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
12180 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
12182 2012-01-17 Nick Clifton <nickc@redhat.com>
12184 * config/rx/rx.c (rx_can_use_simple_return): New function.
12185 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
12186 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
12188 2012-01-17 Richard Guenther <rguenther@suse.de>
12190 PR middle-end/51782
12191 * expr.c (expand_assignment): Take address-space information
12192 from the address operand of MEM_REF and TARGET_MEM_REF.
12193 (expand_expr_real_1): Likewise.
12195 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12197 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
12198 reload dump is requested.
12200 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
12203 * trans-mem.c (requires_barrier): Call may_be_aliased.
12205 2012-01-17 Jakub Jelinek <jakub@redhat.com>
12207 PR tree-optimization/51877
12208 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
12209 call arguments and fndecls compare equal, instead return false if they
12210 don't. Return true only if lhs1 and lhs2 are either both NULL, or
12211 both SSA_NAMEs that are valueized the same, or they satisfy
12214 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12216 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
12218 * configure: Regenerate.
12220 2012-01-16 Jan Hubicka <jh@suse.cz>
12224 * convert.c (convert_to_integer): Use fold_convert for
12225 converting an INTEGER_CST to integer type.
12227 2012-01-16 Jason Merrill <jason@redhat.com>
12230 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
12232 2012-01-16 Jakub Jelinek <jakub@redhat.com>
12235 * config/s390/s390.c (s390_chunkify_start): Don't skip
12236 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
12237 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
12238 If insn is followed by NOTE_INSN_VAR_LOCATION or
12239 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
12240 Don't use location of note insns.
12242 PR tree-optimization/51865
12243 * tree-inline.c (tree_function_versioning): Call remap_decl
12244 on DECL_RESULT whenever it has VOID_TYPE_P type.
12246 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
12248 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
12249 for calls to locally-binding MIPS16 functions if only the return
12250 type uses float regs.
12252 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
12253 Richard Sandiford <rdsandiford@googlemail.com>
12255 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
12256 (SYMBOL_32_HIGH): Likewise.
12257 (mips_output_tls_reloc_directive): Declare.
12258 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
12259 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
12260 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
12261 (mips_lo_relocs, mips_hi_relocs): Make extern.
12262 (mips16_stub_function): Move up file.
12263 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
12264 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
12265 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
12266 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
12267 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
12268 (mips_get_tp): Add MIPS16 support.
12269 (mips_legitimize_tls_address): Remove MIPS16 sorry().
12270 Generalize DTPREL and TPREL handling.
12271 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
12272 Add MIPS16 TLS support.
12273 (mips_output_tls_reloc_directive): New function.
12274 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
12275 * config/mips/predicates.md (symbolic_operand_with_high)
12276 (tls_reloc_operand): New predicates.
12277 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
12278 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
12279 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
12280 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
12281 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
12282 (*tls_get_tp_mips16_call_<mode>): Likewise.
12284 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
12286 PR rtl-optimization/51821
12287 * recog.c (peep2_find_free_register): Determine clobbered registers
12290 2012-01-14 Denis Chertykov <chertykov@gmail.com>
12293 * config/avr/avr-protos.h: Revert change of 2012-01-09.
12294 * config/avr/avr.c: Likewise.
12295 * config/avr/avr.h: Likewise.
12297 2012-01-13 Ian Lance Taylor <iant@google.com>
12300 * tree.h (TYPE_QUALS): Add cast to int.
12301 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
12303 2012-01-13 Ian Lance Taylor <iant@google.com>
12305 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
12306 comparing param_index to VEC_length result.
12308 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
12310 * c-decl.c: Do not include tree-mudflap.h
12311 * tree-optimize.c: Likewise.
12312 * Makefile.in: Update dependencies.
12314 2012-01-13 Richard Guenther <rguenther@suse.de>
12317 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
12318 variable-sized result always use RSO.
12320 2012-01-12 DJ Delorie <dj@redhat.com>
12322 * cfgexpand.c (convert_debug_memory_address): Allow any valid
12323 pointer type, not just the default pointer type.
12325 2012-01-09 Richard Henderson <rth@redhat.com>
12326 Denis Chertykov <chertykov@gmail.com>
12329 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
12330 * config/avr/avr.c (avr_can_eliminate): Simplify.
12331 (avr_initial_elimination_offset): Likewise.
12332 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
12333 (expand_epilogue): Likewise.
12334 (avr_legitimize_address): Gut.
12335 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
12336 (avr_hard_regno_nregs): New.
12337 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
12338 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
12339 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
12340 add soft frame pointer.
12341 (CALL_USED_REGISTERS): Likewise.
12342 (REG_CLASS_CONTENTS): Likewise.
12343 (REGISTER_NAMES): Likewise.
12344 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
12345 (HARD_FRAME_POINTER_REGNUM): New.
12346 (FRAME_POINTER_REGNUM): Use soft frame pointer.
12347 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
12348 remove the HARD_FRAME_POINTER self-elimination.
12350 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
12353 * config/avr/avr.c (avr_encode_section_info): Test for absence of
12354 DECL_EXTERNAL when checking for initializers of progmem variables.
12356 2012-01-12 Ira Rosen <irar@il.ibm.com>
12358 PR tree-optimization/51799
12359 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
12360 that the last operation is a type demotion.
12362 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
12364 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
12365 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
12367 2012-01-11 Jakub Jelinek <jakub@redhat.com>
12370 * combine.c (distribute_notes): If i3 is a noreturn call,
12371 allow old_size to be equal to args_size and make sure the
12372 noreturn call gets REG_ARGS_SIZE note.
12373 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
12374 on noreturn calls even when the delta is 0.
12376 2012-01-11 Nathan Sidwell <nathan@acm.org>
12378 * gcov.c (STRING_SIZE): Remove.
12379 (generate_results): Erase annotations for source files with no
12380 coverage information.
12382 (output_lines): Use it.
12384 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
12386 * gimple.h (gimplify_body): Remove first argument.
12387 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
12388 pointer set here, instead just pass DATA to walk_tree.
12389 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
12390 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
12391 (unvisit_body): Likewise, but with unmark_visited.
12392 (gimplify_body): Remove BODY_P argument and adjust.
12393 (gimplify_function_tree): Adjust call to gimplify_body.
12394 * omp-low.c (finalize_task_copyfn): Likewise.
12396 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
12398 * tree.h (build_function_decl_skip_args): Add boolean parameter.
12399 (build_function_type_skip_args): Delete.
12400 * tree.c (build_function_type_skip_args): Make static and add
12401 SKIP_RETURN parameter. Fix thinko in the handling of variants.
12402 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
12403 pass it to build_function_type_skip_args.
12404 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
12405 (tree_function_versioning): Likewise.
12406 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
12407 build_function_decl_skip_args.
12408 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
12409 and pass it to build_function_decl_skip_args/tree_function_versioning.
12410 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
12411 * ipa-inline-transform.c (save_inline_function_body): Likewise.
12412 * trans-mem.c (ipa_tm_create_version): Likewise.
12413 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
12414 * tree-inline.c (declare_return_variable): Remove always-true test.
12415 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
12416 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
12417 * ipa-split.c (split_function): Skip the return value for the split
12418 part if it doesn't return.
12420 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12422 PR tree-optimization/49642
12423 * ipa-split.c (forbidden_dominators): New variable.
12424 (check_forbidden_calls): New function.
12425 (dominated_by_forbidden): Likewise.
12426 (consider_split): Check for forbidden dominators.
12427 (execute_split_functions): Initialize and free forbidden
12428 dominators info; call check_forbidden_calls.
12430 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12432 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
12434 2012-01-11 Nick Clifton <nickc@redhat.com>
12436 * config/rx/rx.md (return): Define pattern.
12438 2012-01-11 Richard Guenther <rguenther@suse.de>
12440 * doc/extend.texi (malloc attribute): Adjust according to
12443 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
12444 Patrick Marlier <patrick.marlier@gmail.com>
12446 PR middle-end/51516
12447 * trans-mem.c (get_cg_data): Traverse aliases if requested.
12448 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
12449 (ipa_tm_note_irrevocable): Same.
12450 (ipa_tm_scan_irr_block): Same.
12451 (ipa_tm_decrement_clone_counts): Same.
12452 (ipa_tm_scan_irr_function): Same.
12453 (ipa_tm_create_version_alias): Same.
12454 (ipa_tm_create_version): Same.
12455 (ipa_tm_transform_calls_redirect): Same.
12456 (ipa_tm_transform_calls): Same.
12457 (ipa_tm_transform_transaction): Same.
12458 (ipa_tm_execute): Same.
12460 2012-01-10 Richard Guenther <rguenther@suse.de>
12462 PR middle-end/51806
12463 * opts.c (common_handle_option): Handle -Werror.
12465 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
12467 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
12470 2012-01-10 Jason Merrill <jason@redhat.com>
12472 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
12475 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12477 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
12478 supports R_386_TLS_GD_PLT reloc.
12479 (gcc_cv_as_ix86_tlsldmplt): Check if linker
12480 supports R_386_TLS_LDM_PLT reloc.
12481 * configure: Regenerate.
12482 * config.in: Regenerate.
12484 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
12487 Extend __pgmx semantics to linearize memory.
12488 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
12489 determine if code comes inline or from libgcc.
12490 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
12491 (movmem_qi, movmem_qi): Set constraint #2 to "n".
12492 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
12493 (movmemx_qi, movmemx_hi): New insns.
12494 (xload_<mode>_libgcc): Rewrite to new insn condition.
12495 (xload_<mode>): Remove insns.
12496 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
12497 cases that don't satisfy avr_xload_libgcc_p().
12498 (avr_addr_space_convert): Allow converting in any direction.
12499 (avr_addr_space_subset_p): Return always true.
12500 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
12501 (avr_emit_movmemhi): Ditto.
12502 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
12503 (avr_out_movmem): Ditto.
12504 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
12505 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
12506 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
12507 (avr_encode_section_info): Encode 'progmem' in symbol flags.
12508 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
12510 2012-01-10 Richard Guenther <rguenther@suse.de>
12512 PR tree-optimization/50913
12513 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
12514 Require data-refs to be representable by Graphite with respect
12517 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
12519 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
12520 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
12522 2012-01-10 Tom de Vries <tom@codesourcery.com>
12524 PR rtl-optimization/51271
12525 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
12526 handling annulled branch.
12528 2012-01-10 Richard Henderson <rth@redhat.com>
12530 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
12531 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
12532 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
12533 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
12534 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
12535 arm_expand_vec_perm_const): New.
12536 * config/arm/arm-protos.h: Update.
12537 * config/arm/neon.md (UNSPEC_VCONCAT): New.
12538 (*neon_vswp<VDQX>): New.
12539 (neon_vcombine<VDX>): Use neon_split_vcombine.
12540 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
12541 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
12542 (vec_perm<VE>): New.
12544 2012-01-10 Richard Henderson <rth@redhat.com>
12546 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
12547 use it if reload_completed.
12548 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
12549 arm_output_asm_insn, arm_process_output_memory_barrier,
12550 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
12551 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
12552 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
12553 arm_process_output_sync_insn, arm_output_sync_insn,
12554 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
12555 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
12556 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
12557 (emit_unlikely_jump): New.
12558 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
12559 (arm_split_atomic_op): New.
12560 * config/arm/arm-protos.h: Update.
12561 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
12562 (struct arm_sync_generator): Remove.
12563 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
12564 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
12565 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
12566 (VUNSPEC_LL, VUNSPEC_SC): New.
12567 (sync_result, sync_memory, sync_required_value, sync_new_value,
12568 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
12569 (attr length): Don't use arm_sync_loop_insns.
12570 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
12571 (movsfcc, movdfcc): Likewise.
12572 * config/arm/constraints.md (Ua): New.
12573 * config/arm/prediates.md (mem_noofs_operand): New.
12574 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
12575 (sync_clobber, sync_t2_reqd): Remove.
12576 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
12577 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
12578 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
12579 (arm_sync_compare_and_swap<SIDI>): Remove.
12580 (arm_sync_compare_and_swap<NARROW>): Remove.
12581 (arm_sync_lock_test_and_set<SIDI>): Remove.
12582 (arm_sync_lock_test_and_set<NARROW>): Remove.
12583 (arm_sync_new_<syncop><SIDI>): Remove.
12584 (arm_sync_new_<syncop><NARROW>): Remove.
12585 (arm_sync_new_nand<SIDI>): Remove.
12586 (arm_sync_new_nand<NARROW>): Remove.
12587 (arm_sync_old_<syncop><SIDI>): Remove.
12588 (arm_sync_old_<syncop><NARROW>): Remove.
12589 (arm_sync_old_nand<SIDI>): Remove.
12590 (arm_sync_old_nand<NARROW>): Remove.
12591 (*memory_barrier): Merge arm_output_memory_barrier.
12592 (atomic_compare_and_swap<QHSD>): New.
12593 (atomic_compare_and_swap<NARROW>_1): New.
12594 (atomic_compare_and_swap<SIDI>_1): New.
12595 (atomic_exchange<QHSD>): New.
12596 (cas_cmp_operand, cas_cmp_str): New.
12597 (atomic_op_operand, atomic_op_str): New.
12598 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
12599 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
12600 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
12601 (arm_load_exclusive<NARROW>): New.
12602 (arm_load_exclusivesi, arm_load_exclusivedi): New.
12603 (arm_store_exclusive<QHSD>): New.
12605 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12607 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
12608 reload patterns if -mvsx-scalar-memory.
12610 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
12611 generated, even -mno-vsx-scalar-double was used.
12612 (vsx_xscvdpsp_scalar): Likewise.
12613 (vsx_xscvspdp_scalar2): Likewise.
12615 2012-01-09 Tom de Vries <tom@codesourcery.com>
12616 Andrew Pinski <apinski@cavium.com>
12619 * reorg.c (fill_slots_from_thread): Don't speculate
12620 frame-related insns.
12622 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
12624 * sched-int.h (bb_note): Move to...
12625 * basic-block.h: ...here.
12626 * haifa-sched.c (bb_note): Move to...
12627 * cfgrtl.c: ...here.
12628 * function.c (next_block_for_reg): New function.
12629 (move_insn_for_shrink_wrap): Likewise.
12630 (prepare_shrink_wrap): Rewrite to use the above.
12632 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
12634 * gimple.c (is_gimple_non_addressable): Remove.
12635 * gimple.h: Remove is_gimple_non_addressable.
12636 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
12637 is_gimple_non_addressable.
12638 * trans-mem.c (expand_assign_tm): Same.
12640 2012-01-09 Richard Guenther <rguenther@suse.de>
12642 PR tree-optimization/51775
12643 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
12644 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
12646 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12648 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
12650 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
12652 2012-01-09 Richard Guenther <rguenther@suse.de>
12654 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
12656 2012-01-08 Jan Hubicka <jh@suse.cz>
12658 PR tree-optimize/51680
12659 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
12660 on when known_vals needs to be computed; cleanup.
12662 2012-01-08 Jan Hubicka <jh@suse.cz>
12664 PR tree-optimize/51694
12665 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
12667 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
12669 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
12670 for -std=c++98 and -std=c++11 too.
12672 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
12674 * cfgloop.c (cancel_loop): Add free() of bbs array.
12676 2012-01-07 Jan Hubicka <jh@suse.cz>
12678 PR tree-optimization/51600
12679 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
12680 that benefits small functions.
12682 2012-01-07 Jan Hubicka <jh@suse.cz>
12684 * ipa-inline.c (want_inline_small_function_p): Fix formating.
12686 2012-01-07 Jan Hubicka <jh@suse.cz>
12688 PR tree-optimization/51680
12689 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
12690 whose inlining reduce unit size.
12692 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
12695 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
12696 Add canonical node to containing_mem chain after the non-canonical
12697 one, even if there weren't any locs to propagate.
12698 (remove_useless_values): Keep only canonical values.
12699 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
12700 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
12701 canonicalize mem_chain elements that are not discarded.
12703 2012-01-06 Jakub Jelinek <jakub@redhat.com>
12706 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
12707 before emitting functions.
12709 PR gcov-profile/50127
12710 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
12711 clear_aux_for_blocks.
12713 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
12716 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
12718 2012-01-06 Arnaud Charlet <charlet@adacore.com>
12720 * c-decl.c (ext_block): Moved up.
12721 (collect_all_refs, for_each_global_decl): Take ext_block into account.
12723 2012-01-06 Han Shen <shenhan@google.com>
12725 Translate built-in include paths for sysroot.
12726 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
12727 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
12729 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
12730 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
12732 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
12733 control whether sysroot should be prepended to gxx include dir.
12735 * configure: Regenerate.
12737 2012-01-06 Torvald Riegel <triegel@redhat.com>
12739 PR rtl-optimization/51771
12740 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
12741 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
12743 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
12745 PR tree-optimization/51315
12746 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
12747 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
12749 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
12752 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
12753 for shrp pattern. Correctly handle and fixup shift variable.
12754 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
12756 2012-01-05 Jakub Jelinek <jakub@redhat.com>
12759 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
12760 note when !ACCUMULATE_OUTGOING_ARGS.
12762 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
12764 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
12766 (extract_range_from_unary_expr_1): Avoid useless computations.
12768 2012-01-05 Jakub Jelinek <jakub@redhat.com>
12770 PR rtl-optimization/51767
12771 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
12772 of jump_block and add an extra edge for degenerated asm gotos.
12774 PR middle-end/51768
12775 * stmt.c (check_unique_operand_names): Don't ICE during error
12776 reporting if i is from labels chain.
12778 PR middle-end/44777
12779 * profile.c (branch_prob): Split bbs that have exit edge
12780 and need a fake entry edge too.
12782 2012-01-05 Jan Hubicka <jh@suse.cz>
12784 PR middle-end/49710
12785 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
12788 2012-01-05 Richard Guenther <rguenther@suse.de>
12791 * tree-streamer-out.c (write_ts_optimization): New function.
12792 (streamer_write_tree_body): Call it.
12793 * tree-streamer-in.c (lto_input_ts_optimization): New function.
12794 (streamer_read_tree_body): Call it.
12795 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
12797 2012-01-05 Jakub Jelinek <jakub@redhat.com>
12799 PR middle-end/51761
12800 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
12801 * gimplify.c (gimplify_cleanup_point_expr): Save and set
12802 in_cleanup_point_expr before gimplify_stmt call and restore it
12804 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
12805 in_cleanup_point_expr is false.
12807 2012-01-05 Richard Guenther <rguenther@suse.de>
12809 PR middle-end/51764
12810 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
12812 * toplev.c (process_options): Reject combining mudflap and LTO.
12813 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
12815 2012-01-05 Richard Guenther <rguenther@suse.de>
12817 PR tree-optimization/51760
12818 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
12820 (bit_value_unop): Handle UNDEFINED operands.
12821 (bit_value_binop): Likewise.
12823 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
12825 * config/avr/avr.c (avr_replace_prefix): Remove.
12826 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
12827 (avr_asm_function_rodata_section): Ditto.
12828 (avr_asm_select_section): Ditto.
12830 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
12832 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
12835 2012-01-05 Jakub Jelinek <jakub@redhat.com>
12838 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
12839 calls that have any non-fake successor edges.
12842 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
12844 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
12846 PR tree-optimization/51624
12847 * tree-sra.c (build_ref_for_model): When replicating a chain of
12848 COMPONENT_REFs, stop as soon as the offset would become negative.
12850 2012-01-04 Jakub Jelinek <jakub@redhat.com>
12853 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
12854 in .debug_loc on the floor.
12856 2012-01-04 Andrew Pinski <apinski@cavium.com>
12858 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
12860 2012-01-04 Andrew Pinski <apinski@cavium.com>
12861 Adam Nemet <anemet@caviumnetworks.com>
12863 * config/mips/mips.md (size): Add SI and DI.
12864 (SIZE): New mode attribute.
12865 (U): New code attribute.
12866 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
12867 (mips_lbux_<mode>): Delete.
12868 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
12869 (mips_lhx): Use gen_mips_lhx_extsi.
12870 (mips_lhx_<mode>): Delete.
12871 (mips_lwx): Delete.
12872 (mips_l<size>x): New expand.
12873 (mips_lwx_<mode>): Delete.
12874 (mips_l<GPR:size>x_<P:mode>): New pattern.
12875 (*mips_lw<u>x_<P:mode>_ext): Likewise.
12876 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
12877 * config/mips/mips.c (mips_lx_address_p): New function.
12878 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
12879 (dsp64): New availability predicate.
12880 (mips_builtins): Add an entry for __builtin_mips_ldx.
12881 * config/mips/mips.h (ISA_HAS_LBX): New define.
12882 (ISA_HAS_LBUX): Likewise.
12883 (ISA_HAS_LHX): Likewise.
12884 (ISA_HAS_LHUX): Likewise.
12885 (ISA_HAS_LWX): Likewise.
12886 (ISA_HAS_LWUX): Likewise.
12887 (ISA_HAS_LDX): Likewise.
12888 * doc/extend.texi (__builtin_mips_ldx): Document.
12890 2012-01-04 Tristan Gingold <gingold@adacore.com>
12892 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
12893 when long pointers are used.
12894 * config.build (*-*-*vms*): Handle all OpenVMS targets.
12895 (alpha64-dec-*vms*, alpha*-dec-*vms*)
12896 (ia64-hp-*vms*): Remove.
12897 * config/vms/xm-vms64.h: Delete.
12899 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
12901 PR middle-end/51472
12902 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
12904 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
12906 * opts.c (finish_options): Remove duplicate sorry.
12908 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
12910 PR middle-end/51696
12911 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
12914 2012-01-04 Richard Guenther <rguenther@suse.de>
12916 PR middle-end/51750
12917 * tree.c (size_low_cst): New function.
12918 * tree.h (size_low_cst): Declare.
12919 * fold-const.c (fold_comparison): Use it to extract the low
12920 part of the POINTER_PLUS_EXPR offset.
12922 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
12924 Fix clearing ZERO_REG
12925 * config/avr/avr.md (cc): Add alternative "ldi".
12926 (movqi_insn): Use it in cc attribute.
12927 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
12928 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
12929 (output_reload_insisf): Use ZERO_REG to pre-clear register.
12931 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12933 * configure: Regenerate.
12935 2012-01-04 Richard Guenther <rguenther@suse.de>
12937 PR tree-optimization/49651
12938 * tree-ssa-structalias.c (type_can_have_subvars): New function.
12939 (var_can_have_subvars): Use it.
12940 (get_constraint_for_1): Only consider subfields if there can be any.
12942 2012-01-03 Jakub Jelinek <jakub@redhat.com>
12945 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
12946 to its new canonical_cselib_val and the cselib_val was in
12947 first_containing_mem chain, but the canonical_cselib_val was not,
12948 add the latter into the chain.
12949 (cselib_invalidate_mem): Compare canonical_cselib_val of
12950 addr_list chain elt with v.
12953 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
12954 dwarf2out_undef): Allocate e.info using ggc_strdup instead
12956 (output_macinfo_op): Don't ggc_strdup fd->filename.
12957 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
12958 then ggc_strdup it. Don't free inc->info or cur->info.
12959 (output_macinfo): Don't free ref->info or file->info.
12961 2012-01-03 Ira Rosen <irar@il.ibm.com>
12963 PR tree-optimization/51269
12964 * tree-vect-loop-manip.c (set_prologue_iterations): Make
12965 first_niters a pointer.
12966 (slpeel_tree_peel_loop_to_edge): Likewise.
12967 (vect_do_peeling_for_loop_bound): Update call to
12968 slpeel_tree_peel_loop_to_edge.
12969 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
12970 here. Remove it from the parameters list.
12971 (vect_do_peeling_for_alignment): Update calls and compute
12972 wide_prolog_niters.
12974 2012-01-03 Richard Guenther <rguenther@suse.de>
12976 PR tree-optimization/51070
12977 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
12978 Properly handle calls.
12980 2012-01-03 Richard Guenther <rguenther@suse.de>
12982 PR tree-optimization/51692
12983 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
12984 the LHS of allocation stmts.
12986 2012-01-03 Olivier Hainque <hainque@adacore.com>
12988 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
12990 2012-01-03 Olivier Hainque <hainque@adacore.com>
12992 * collect2.c (main): In AIX specific computations for vector
12993 insertions, use CONST_CAST2 to cast from char ** to const char **.
12995 2012-01-03 Richard Guenther <rguenther@suse.de>
12998 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
12999 the context of a limbo DIE when it does not already exist.
13001 2012-01-03 Jakub Jelinek <jakub@redhat.com>
13003 PR tree-optimization/51719
13004 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
13005 but direct call is, clear direct call's lhs and don't add fallthrough
13006 edge from dcall_bb to join_bb and PHIs.
13008 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13010 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
13011 the instructions emitted by the pattern.
13012 ("*TDC_insn_<mode>"): Add comment.
13014 2012-01-03 Richard Guenther <rguenther@suse.de>
13016 PR middle-end/51730
13017 * fold-const.c (fold_comparison): Properly canonicalize
13018 tree offset and HOST_WIDE_INT bit position.
13020 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
13022 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
13023 operands for extzv pattern.
13025 2012-01-02 Jakub Jelinek <jakub@redhat.com>
13028 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
13031 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
13033 * doc/invoke.texi (-flto and related options): Copy-edit.
13035 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
13037 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
13039 2012-01-02 Jakub Jelinek <jakub@redhat.com>
13041 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
13044 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
13046 * expr.h (move_by_pieces_ninsns): Declare.
13047 * expr.c (move_by_pieces_ninsns): Make external.
13048 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
13049 (mips_store_by_pieces_p): Likewise.
13050 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
13051 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
13052 * config/mips/mips.c (mips_move_by_pieces_p): New function.
13053 (mips_store_by_pieces_p): Likewise.
13055 2012-01-02 Jakub Jelinek <jakub@redhat.com>
13057 * passes.c (register_one_dump_file): Free full_name.
13059 * reload1.c (reload): Don't allocate reg_max_ref_width here.
13060 (calculate_elim_costs_all_insns): Free offsets_at and
13061 offsets_known_at at the end and clear the pointers.
13063 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
13065 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
13066 this option introduced in r180739.
13068 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
13071 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
13072 (tmake_file target=avr): Add avr/t-multilib.
13074 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
13075 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
13076 * config/avr/genmultilib.awk: New file.
13077 * config/avr/t-multilib: New auto-generated file.
13078 * config/avr/multilib.h: New auto-generated file.
13079 * config/avr/t-avr (AVR_MCUS): New variable.
13080 (genopt.sh): Use it.
13081 (s-mlib): Depend on t-multilib.
13082 (t-multilib, multilib.h): New dependencies.
13083 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
13084 (MULTILIB_OPTIONS): Remove.
13085 (MULTILIB_MATCHES): Remove.
13086 (MULTILIB_DIRNAMES): Remove.
13087 (MULTILIB_EXCEPTIONS): Remove:
13088 * config/avr/genopt.sh: Don't use hard coded file name;
13089 pass AVR_MCUS from t-avr instead.
13091 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
13093 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
13095 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
13097 Implement light-weight DImode support.
13098 * config/avr/avr-dimode.md: New file.
13099 * config/avr/avr.md: Include it.
13100 (adjust_len): Add plus64, compare64.
13101 (HIDI): Remove code iterator.
13102 (code_stdname): New code attribute.
13103 (rotx, rotsmode): Remove DI.
13104 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
13106 * config/avr/avr-protos.h (avr_have_dimode): New.
13107 (avr_out_plus64, avr_out_compare64): New.
13108 * config/avr/avr.c (avr_out_compare): Handle DImode.
13109 (avr_have_dimode): New variable definition and initialization.
13110 (avr_out_compare64, avr_out_plus64): New functions.
13111 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
13112 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
13113 (avr_compare_pattern): Skip DImode comparisons.
13115 2012-01-02 Revital Eres <revital.eres@linaro.org>
13117 * ddg.c (def_has_ccmode_p): New function.
13118 (add_cross_iteration_register_deps,
13119 create_ddg_dep_from_intra_loop_link): Call it.
13121 2012-01-02 Richard Guenther <rguenther@suse.de>
13124 * invoke.texi (fassociative-math): Remove spurious paranthesis.
13126 2012-01-01 Jakub Jelinek <jakub@redhat.com>
13128 * gcc.c (process_command): Update copyright notice dates.
13129 * gcov.c (print_version): Likewise.
13130 * gcov-dump.c (print_version): Likewise.
13131 * mips-tfile.c (main): Likewise.
13132 * mips-tdump.c (main): Likewise.
13134 2012-01-01 Ira Rosen <irar@il.ibm.com>
13136 PR tree-optimization/51704
13137 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
13138 a use is inside the basic block or loop before accessing its vect info.
13140 2012-01-01 Jan Hubicka <jhjh@suse.cz>
13142 PR rtl-optimization/51069
13143 * cfgloopmanip.c (remove_path): Removing path making irreducible
13144 region unconditional makes BB part of the region.
13146 2012-01-01 Jakub Jelinek <jakub@redhat.com>
13148 PR tree-optimization/51683
13149 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
13150 calls with side-effects.
13151 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
13153 Copyright (C) 2012 Free Software Foundation, Inc.
13155 Copying and distribution of this file, with or without modification,
13156 are permitted in any medium without royalty provided the copyright
13157 notice and this notice are preserved.