1 2012-06-04 Jason Merrill <jason@redhat.com>
3 * dwarf2out.c (is_unit_die): New.
4 (copy_declaration_context, copy_ancestor_tree): Use it.
5 (copy_decls_walk): Likewise.
7 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
10 * doc/invoke.texi (Wenum-compare): Update documentation.
12 2012-06-04 Dodji Seketeli <dodji@redhat.com>
15 * parser.c (cp_parser_assignment_expression): Use the location
16 for the '=' as the default location for the expression.
18 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
21 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
23 (altivec_stvlxl): Ditto.
24 (altivec_stvrx): Ditto.
25 (altivec_stvrxl): Ditto.
27 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
29 * ira-int.h (struct target_ira_int): Add member
30 x_ira_uniform_class_p.
31 (ira_uniform_class_p): New macro.
33 * ira.c (setup_uniform_class_p): New function.
34 (setup_allocno_and_important_classes): Call the function.
35 (print_unform_and_important_classes): New function.
36 (print_classes): Rename to print_translated_classes.
37 (ira_debug_allocno_classes): Add call of
38 print_unform_and_important_classes.
40 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
41 classes instead of pressure classes.
43 2012-06-04 Sterling Augustine <saugustine@google.com>
45 * gcc/c-family/c-pretty-print.h (pp_c_flag_gnu_v3): New enumerator.
46 * gcc/c-family/c-pretty-print.c (pp_c_specifier_qualifier_list): Check
47 it at both the start and end of the function.
48 * gcc/cp/error.c (dump_decl): Check pp_c_flag_gnu_v3.
49 (decl_as_dwarf_string, lang_decl_dwarf_name): New functions.
50 (lang_decl_name): Handle namespace decls.
51 * gcc/cp/cp-tree.h: Declare decl_as_dwarf_string, lang_decl_dwarf_name.
52 * gcc/cp/cp-lang.c: Call them.
54 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
57 * trans-mem.c (expand_block_edges): Do not skip the first
58 statement when resetting the BB.
60 2012-06-04 Richard Guenther <rguenther@suse.de>
62 * tree-data-ref.c (stores_from_loop): Remove.
63 (stmt_with_adjacent_zero_store_dr_p): Likewise.
64 (stores_zero_from_loop): Likewise.
65 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
66 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
67 (adjacent_store_dr_p): New function.
68 * tree-loop-distribution.c (generate_memset_builtin): Pass
69 the RDG, use the already available data-reference.
70 (generate_code_for_partition): Pass down RDG.
71 (classify_partition): Inline parts of the former
72 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
73 (ldist_gen): Remember if there was any detected builtin and
74 do less work if not and flag_tree_loop_distribution is not set.
75 (tree_loop_distribution): Inline and fuse stores_from_loop
76 and stores_zero_from_loop here.
78 2012-06-04 Richard Guenther <rguenther@suse.de>
81 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
82 create new assembler names.
84 2012-06-04 Richard Guenther <rguenther@suse.de>
86 * tree-data-ref.c (struct rdg_vertex_info): Remove.
87 (rdg_vertex_for_stmt): Simplify using gimple_uid.
88 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
89 hashtable. Record stmt data-references.
90 (hash_stmt_vertex_info): Remove.
91 (eq_stmt_vertex_info): Likewise.
92 (hash_stmt_vertex_del): Likewise.
93 (build_empty_rdg): Simplify.
96 (ref_base_address): Remove.
97 (have_similar_memory_accesses): Likewise.
98 * tree-data-ref.h (create_rdg_vertices): Remove.
99 (struct rdg_vertex): Add datarefs member.
100 (RDGV_DATAREFS): New define.
101 (RDG_DATAREFS): Likewise.
102 (have_similar_memory_accesses): Remove.
103 (rdg_has_similar_memory_accesses): Likewise.
104 * tree-loop-distribution.c (ref_base_address): Re-implement here.
105 (similar_memory_accesses): Re-implement using existing data-references.
106 (tree_loop_distribution): Initialize stmt uids for the stmt to
108 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
109 access stmt vinfo for stmts in loop.
111 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
114 * config/m68k/m68k.md ("tablejump"): Fix check for
115 CASE_VECTOR_PC_RELATIVE.
117 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
119 * output.h (merge_weak, assemble_alias,
120 initializer_constant_valid_p,
121 initializer_constant_valid_for_bitfield_p): Move protos from here...
122 * tree.h: ... to here.
123 * cgraphclones.c: Do not include output.h.
124 * gimplify.c: Likewise.
125 * reload.c: Likewise.
127 * tree-ssa-loop-ivopts.c: Likewise.
128 * tree-switch-conversion.c: Likewise.
129 * c-parser.c: Likewise.
130 * c-typeck.c: Likewise.
131 * Makefile.in: Fix dependencies.
133 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
136 * config/avr/avr-stdint.h: New file.
137 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
140 2012-06-04 Jakub Jelinek <jakub@redhat.com>
142 PR tree-optimization/53550
143 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
144 is POINTER_TYPE_P, use sizetype as step type instead of type.
146 2012-06-04 Richard Guenther <rguenther@suse.de>
148 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
149 (ref_base_address_1): Likewise.
150 (remove_similar_memory_refs): Likewise.
151 * tree-data-ref.h (remove_similar_memory_refs): Remove.
152 * tree-loop-distribution.c (classify_partition): Do not classify
153 as builtin if -ftree-loop-distribute-patterns is not enabled.
154 (fuse_partitions_with_similar_memory_accesses): Inline ...
155 (ldist_gen): ... here. Fuse all non-builtin partitions if
156 -ftree-loop-distribution is not enabled. Properly return
157 the number of created partitions. Do not update SSA form here
159 (tree_loop_distribution): ... once here for the whole function.
160 Only walk innermost loops, constrain loops we consider here
161 further. Do not call remove_similar_memory_refs.
162 (distribute_loop): Do not check number of loop nodes here.
164 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
166 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
168 2012-06-03 Martin Jambor <mjambor@suse.cz>
170 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
171 (ipa_get_jf_known_type_base_type): Likewise.
172 (ipa_get_jf_known_type_component_type): Likewise.
173 (ipa_get_jf_constant): Likewise.
174 (ipa_get_jf_pass_through_formal_id): Likewise.
175 (ipa_get_jf_pass_through_operation): Likewise.
176 (ipa_get_jf_ancestor_offset): Likewise.
177 (ipa_get_jf_ancestor_type): Likewise.
178 (ipa_get_jf_ancestor_formal_id): Likewise.
179 (ipa_get_jf_member_ptr_pfn): Likewise.
180 * ipa-prop.c (ipa_set_jf_known_type): New function.
181 (ipa_set_jf_constant): Likewise.
182 (ipa_set_jf_simple_pass_through): Likewise.
183 (ipa_set_jf_arith_pass_through): Likewise.
184 (ipa_set_ancestor_jf): Likewise.
185 (fill_member_ptr_cst_jump_function): Moved up and renamed to
186 ipa_set_jf_member_ptr_cst.
187 (detect_type_change_1): Use the new jump function creation functions.
188 (compute_complex_assign_jump_func): Likewise.
189 (compute_complex_ancestor_jump_func): Likewise.
190 (compute_known_type_jump_func): Likewise.
191 (compute_scalar_jump_functions): Likewise.
192 (compute_pass_through_member_ptrs): Likewise.
193 (determine_cst_member_ptr): Likewise.
194 (combine_known_type_and_ancestor_jfs): Likewise.
195 (try_make_edge_direct_simple_call): Likewise.
196 (try_make_edge_direct_virtual_call): Likewise.
197 (update_indirect_edges_after_inlining): Likewise.
198 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
199 access functions. Incorporat NOP_EXPR and BINFO handling from its
201 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
202 which was in its callers.
203 (ipa_value_from_jfunc): Use jump function access functions. Some
204 functionality moved to functions above.
205 (propagate_vals_accross_ancestor): Likewise.
206 (propagate_vals_accross_pass_through): Use jump function access
208 (propagate_accross_jump_function): Likewise.
209 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
211 (inline_merge_summary): Likewise.
213 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
215 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
216 * config/pa/pa.c (pa_attr_length_millicode_call): Use
217 MAX_PCREL17F_OFFSET instead of fixed offset.
218 (pa_attr_length_call): Likewise.
219 (pa_attr_length_indirect_call): Likewise.
221 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
224 * sh.opt (mfsca, mfsrra): New options.
225 * sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA condition.
226 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
227 (sinssf2, cossf2): Fold expanders to ...
228 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
229 TARGET_FSCA condition.
230 * sh.c (sh_option_override): Handle TARGET_FSRRA and TARGET_FSCA.
231 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
232 -mno-fsca, -mfsrra, -mno-fsrra.
234 2012-06-03 Matt Turner <mattst88@gmail.com>
236 * config/mips/4600.md (r4700_imul_si): New.
237 (r4700_imul_di): New.
238 (r4700_fmul_single): New.
239 (r4700_fmul_double): New.
240 * config/mips/mips-cpus.def: Add r4700.
241 * config/mips/mips.c: Likewise.
242 * config/mips/mips.md: Likewise.
243 * config/mips/mips-tables.opt: Regenerate.
245 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
247 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
248 new function sparc_initial_elimination_offset.
249 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
251 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
254 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
256 * expmed.c (expand_mult, choose_multiplier): Change "2 *
257 HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
258 * expr.c (convert_modes): Likewise.
259 * explow.c (plus_constant): Likewise.
260 * fixed-value.c (fixed_saturate1, fixed_saturate2)
261 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
262 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
263 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
264 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
265 (do_fixed_shift, fixed_convert, fixed_convert)
266 (fixed_convert_from_int, fixed_convert_from_int)
267 (fixed_convert_from_real): Likewise.
268 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
269 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
270 * varasm.c (output_constructor_bitfield): Likewise.
271 * tree-vrp.c (register_edge_assert_for_2): Likewise.
272 * double-int.c (rshift_double, lshift_double): Likewise.
273 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int): Likewise.
274 * simplify-rtx.c (mode_signbit_p)
275 (simplify_const_unary_operation, simplify_binary_operation_1)
276 (simplify_immed_subreg): Likewise.
277 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
278 * tree-vect-generic.c (build_replicated_const): Likewise.
279 * dbxout.c (stabstr_O): Likewise.
280 * emit-rtl.c (immed_double_int_const, immed_double_const)
281 (gen_lowpart_common, init_emit_once): Likewise.
282 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
283 (widest_int_cst_value, upper_bound_in_type): Likewise.
284 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
285 (fixup_unsigned_type): Likewise.
286 * real.c (real_to_integer2, real_from_integer): Likewise.
287 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
288 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
290 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
293 * fold-const.c (fold_binary_loc): Refine previous change.
295 2012-06-01 Olivier Hainque <hainque@adacore.com>
297 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
298 the "do {" part of the do-while(0) loop.
300 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
302 * config/i386/i386.c (x86_sched_reorder): New function.
303 Added new function x86_sched_reorder.
305 2012-06-01 Richard Guenther <rguenther@suse.de>
307 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
309 (classify_partition): Likewise.
311 2012-06-01 Richard Guenther <rguenther@suse.de>
313 * tree-loop-distribution.c (enum partition_kind): New enum.
314 (struct partition_s): Add kind and main_stmt members.
315 (partition_alloc): Initialize kind to PKIND_NORMAL.
316 (partition_builtin_p): New function.
317 (copy_loop_before): Remove failure path and assert instead.
318 (generate_loops_for_partition): Likewise.
319 (generate_memset_zero): Fold into ...
320 (generate_memset_builtin): ... this.
321 (classify_partition): New function with code from
322 can_generate_builtin and generate_builtin.
323 (generate_builtin): Remove.
324 (can_generate_builtin): Likewise.
325 (fuse_partitions_with_similar_memory_accesses): Call
326 partition_builtin_p instead of can_generate_builtin.
327 (rdg_build_partitions): Do not call
328 fuse_partitions_with_similar_memory_accesses here...
329 (ldist_gen): ... but here after classifying all partitions.
330 Remove failure path of generate_code_for_partition.
331 (generate_code_for_partition): Generate code according
332 to partition classification.
334 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
335 Jonathan Wakely <jwakely.gcc@gmail.com>
338 * doc/invoke.texi (Warning Options): Explain purpose and differences
339 between -Wmissing-prototypes and -Wmissing-declarations.
341 2012-06-01 Christian Bruel <christian.bruel@st.com>
343 * gcc.c (save_switch): Add user_p parameter.
344 (read_specs): Likewise.
345 (set_specs): Likewise.
346 (validate_switches): Likewise.
347 (validate_switches_from_spec): Likewise.
348 (validate_all_switches): Pass on user_p parameter.
349 (struct spec_list): Add user_p field.
350 (struct switchstr): Add known field.
351 (save_switch): Add known parameter.
352 (INIT_STATIC_SPEC): Initialize user_p;
353 (driver_unknown_option_callbac): call save_switch if
355 (driver_handle_option): Propagate OPT_specs.
356 (do_spec_1): Set validated only if known.
357 (check_live_switch): Likewise.
358 (validate_switches): Set validated if known or user_spec.
360 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
362 Add CRIS atomic patterns for 1, 2, and 4 bytes.
363 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
364 * config/cris/cris-protos.h: Declare it.
365 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
366 (TARGET_DEFAULT): Add alignment by 32.
367 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
368 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
369 TARGET_CPU_DEFAULT == 32.
370 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
371 * config/cris/cris.md: Include sync.md. Avoid allocating specific
372 numbers by replacing the define_constants for all UNSPECs with the
373 equivalent define_c_enum construct.
374 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
375 * config/cris/sync.md: New file.
377 2012-05-31 Matt Turner <mattst88@gmail.com>
379 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
380 (r4600_imul_di): New.
381 (r4600_idiv_si): Rename from r4600_idiv.
382 (r4600_idiv_di): New.
384 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
386 * output.h (__gcc_host_wide_int__): Move to hwint.h.
387 (decl_default_tls_model): Move to tree.h
388 (dump_file): Move to system.h.
389 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
390 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
391 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
392 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
393 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
394 dbxout_stab_value_internal_label,
395 dbxout_stab_value_internal_label_diff): Move from here ...
396 * dbxout.h: ... to here.
397 * system.h (dump_file): Moved here from output.h.
398 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
399 * tree.h (decl_default_tls_model): Moved here from output.h.
400 * varasm.c (default_stabs_asm_out_destructor,
401 default_stabs_asm_out_constructor): Move from here ...
402 * dbxout.c: ... to here.
404 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
406 * collect2.h (dump_file): Rename to dump_ld_file.
407 * collect2.c: Likewise.
410 * alias.c: Do not include output.h.
411 * auto-inc-dec.c: Likewise.
412 * bt-load.c: Likewise.
413 * caller-save.c: Likewise.
415 * cfgbuild.c: Likewise.
416 * cfgcleanup.c: Likewise.
417 * cfglayout.c: Likewise.
418 * cfgloop.c: Likewise.
419 * cfgloopanal.c: Likewise.
420 * cfgloopmanip.c: Likewise.
421 * cfgrtl.c: Likewise.
422 * cgraph.c: Likewise.
423 * cgraphclones.c: Likewise.
424 * combine-stack-adj.c: Likewise.
425 * combine.c: Likewise.
428 * cselib.c: Likewise.
429 * dbgcnt.c: Likewise.
430 * df-problems.c: Likewise.
431 * df-scan.c: Likewise.
432 * dojump.c: Likewise.
433 * fwprop.c: Likewise.
436 * haifa-sched.c: Likewise.
437 * hw-doloop.c: Likewise.
438 * ipa-inline-transform.c: Likewise.
439 * ipa-pure-const.c: Likewise.
440 * ipa-reference.c: Likewise.
441 * ipa-utils.c: Likewise.
442 * ira-build.c: Likewise.
443 * ira-emit.c: Likewise.
445 * loop-doloop.c: Likewise.
446 * loop-invariant.c: Likewise.
447 * loop-iv.c: Likewise.
448 * loop-unroll.c: Likewise.
449 * loop-unswitch.c: Likewise.
450 * lto-cgraph.c: Likewise.
451 * lto-section-in.c: Likewise.
452 * lto-streamer-in.c: Likewise.
454 * mode-switching.c: Likewise.
455 * postreload-gcse.c: Likewise.
456 * postreload.c: Likewise.
457 * predict.c: Likewise.
458 * profile.c: Likewise.
460 * reg-stack.c: Likewise.
461 * regcprop.c: Likewise.
462 * regmove.c: Likewise.
463 * regstat.c: Likewise.
464 * reload1.c: Likewise.
465 * sched-ebb.c: Likewise.
466 * sel-sched-dump.c: Likewise.
467 * simplify-rtx.c: Likewise.
468 * stor-layout.c: Likewise.
469 * store-motion.c: Likewise.
470 * tracer.c: Likewise.
471 * tree-affine.c: Likewise.
472 * tree-cfg.c: Likewise.
473 * tree-cfgcleanup.c: Likewise.
474 * tree-dfa.c: Likewise.
475 * tree-into-ssa.c: Likewise.
476 * tree-nomudflap.c: Likewise.
477 * tree-optimize.c: Likewise.
478 * tree-pretty-print.c: Likewise.
479 * tree-profile.c: Likewise.
480 * tree-ssa-address.c: Likewise.
481 * tree-ssa-ccp.c: Likewise.
482 * tree-ssa-copy.c: Likewise.
483 * tree-ssa-dom.c: Likewise.
484 * tree-ssa-loop-ch.c: Likewise.
485 * tree-ssa-loop-im.c: Likewise.
486 * tree-ssa-loop-manip.c: Likewise.
487 * tree-ssa-loop-niter.c: Likewise.
488 * tree-ssa-loop-prefetch.c: Likewise.
489 * tree-ssa-loop-unswitch.c: Likewise.
490 * tree-ssa-loop.c: Likewise.
491 * tree-ssa-propagate.c: Likewise.
492 * tree-ssa-structalias.c: Likewise.
493 * tree-ssa-tail-merge.c: Likewise.
494 * tree-ssa-threadedge.c: Likewise.
495 * tree-ssa-threadupdate.c: Likewise.
496 * tree-ssa-uncprop.c: Likewise.
497 * tree-ssa-uninit.c: Likewise.
498 * tree-ssa.c: Likewise.
499 * value-prof.c: Likewise.
500 * var-tracking.c: Likewise.
503 * config/m32r/m32r.c: Include dbxout.h.
504 * config/pa/pa.c: Likewise.
505 * config/rs6000/rs6000.c: Likewise.
507 * Makefile.in: Fix dependencies.
508 * config/rs6000/t-rs5000: Likewise.
510 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
512 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
513 * gimple.h (block_in_transaction): Check for flag_tm.
515 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
517 PR tree-optimization/52558
518 * cfg.c (alloc_aux_for_edge): Fix comment.
519 (alloc_aux_for_edge): Remove static.
520 * basic-block.h (alloc_aux_for_edge): Protoize.
521 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
522 (execute_sm_if_changed_flag): New.
523 (execute_sm_if_changed_flag_set): New.
524 (execute_sm): Do not generate data races unless requested.
525 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
526 (tree_ssa_lim_finalize): Call free_aux_for_edges.
527 * gimple.h (block_in_transaction): New.
528 (gimple_in_transaction): Use block_in_transaction.
530 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
533 * config/avr/avr.opt (-msp8): Document it.
534 * doc/invoke.texi (AVR Options): Ditto. And document related
537 2012-05-31 Diego Novillo <dnovillo@google.com>
539 * configure.ac (CXX_FOR_BUILD): Define and substitute.
540 (BUILD_CXXFLAGS): Define and substitute.
541 * Makefile.in (BUILD_CXXFLAGS): Define.
542 (CXX_FOR_BUILD): Define.
543 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
544 (LINKER_FOR_BUILD): Likewise.
545 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
546 (BUILD_LINKERFLAGS): Likewise.
547 * configure: Regenerate.
549 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
551 * Makefile.in: Fix many dependencies.
552 * tree-profile.c: Don't include regs.h.
553 * tree-vectorizer.c: Don't include cfglayout.h.
554 * tree-vect-stmts.c: Likewise.
555 * tree-vect-slp.c: Likewise.
556 * tree-vect-loop.c: Likewise.
557 * reg-stack.c: Likewise.
558 * tree-ssa-loop-manip.c: Likewise.
559 * toplev.c: Likewise.
560 * varasm.c: Don't include cfglayout.h, basic-block.h,
562 * tree-cfgcleanup.c: Don't include cfglayout.h.
563 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
564 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
565 * cgraphclones.c: Don't include plugin.h.
567 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
569 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
570 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
571 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
573 2012-05-31 Richard Guenther <rguenther@suse.de>
575 * tree-loop-distribution.c (struct partition_s): New struct,
576 typedef and vector type.
577 (partition_alloc, partition_free): New functions.
578 (generate_loops_for_partition, generate_builtin,
579 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
580 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
581 build_rdg_partition_for_component, can_generate_builtin,
582 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
583 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
584 number_of_rw_in_partition, partition_contains_all_rw,
585 ldist_gen): Use partition_t instead of bitmap.
587 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
589 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
590 * doc/avr-mmcu.texi: Regenerate.
592 2012-05-31 Richard Guenther <rguenther@suse.de>
594 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
595 Use FOR_EACH_SSA_DEF_OPERAND.
596 (generate_builtin): Adjust.
597 (stmt_generated_in_another_partition): Remove.
598 (add_scalar_computations_to_partition): Likewise.
599 (rdg_build_partitions): Do not call
600 add_scalar_computations_to_partition.
602 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
604 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
605 double ints throughout.
606 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
607 Check that the position of the field is representable as an integer.
609 2012-05-31 Richard Guenther <rguenther@suse.de>
611 * tree-data-ref.c (dr_analyze_innermost): Properly convert
612 the MEM_REF offset to sizetype.
614 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
616 * doc/invoke.texi (AVR Options): Fix typos.
618 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
620 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
622 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
623 non-v32 into --march=v0_v0_v10.
625 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
627 * ira-int.h (target_ira_int): Rename x_move_cost to
628 x_ira_register_move_cost, x_may_move_in_cost to
629 x_ira_may_move_in_cost and x_may_move_out_cost to
630 x_ira_may_move_out_cost. Delete the old fields with
631 those names and also x_ira_max_register_move_cost,
632 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
633 (move_cost, may_move_in_cost, may_move_out_cost)
634 (ira_max_register_move_cost, ira_max_may_move_in_cost)
635 (ira_max_may_move_out_cost): Delete.
636 * ira.c (init_move_cost): Rename to...
637 (ira_init_register_move_cost): ...this, deleting the old
638 function with that name. Apply above variable renamings.
639 Retain asserts for null fields.
640 (ira_init_once): Don't initialize register move costs here.
641 (free_register_move_costs): Apply above variable renamings.
642 Remove code for deleted fields.
644 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
646 * ira.c (init_move_cost): Adjust choice of subclasses to match
647 the current ira_init_register_move_cost choice. Use
648 ira_class_subset_p instead of reg_class_subset_p.
649 (ira_init_register_move_cost): Assert that move_cost,
650 may_move_in_cost and may_move_out_cost already hold the desired
651 values for their ira_* equivalents. For the latter two,
652 ignore classes that can't store a register of the given mode.
654 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
656 * ira.c (setup_allocno_and_important_classes): Use
657 ira_class_hard_regs_num to check whether a class has any
658 allocatable registers.
659 (ira_init_register_move_cost): Likewise.
661 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
663 * ira.c (init_move_cost): Adjust local variable names to match
664 file conventions. Use ira_assert instead of gcc_assert.
666 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
668 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
669 Move these definitions and associated target_globals fields to...
670 * ira-int.h: ...here.
671 * rtl.h (init_move_cost): Delete.
672 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
673 * ira.c: ...here, making the latter static.
675 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
677 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
678 and ira_register_move_cost instead of init_move_cost and move_cost.
680 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
682 * ira.h (target_ira): Delete x_ira_available_class_regs.
683 (ira_available_class_regs): Delete.
684 * ira.c (setup_available_class_regs): Delete.
685 (setup_alloc_classes): Don't call it.
686 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
687 ira_available_class_regs.
688 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
689 (model_spill_cost): Likewise.
690 * ira-build.c (low_pressure_loop_node_p): Likewise.
691 * ira-color.c (color_pass): Likewise.
692 * ira-emit.c (change_loop): Likewise.
693 * ira-lives.c (inc_register_pressure, dec_register_pressure)
694 (single_reg_class, ira_implicitly_set_insn_hard_regs)
695 (process_bb_node_lives): Likewise.
696 * loop-invariant.c (gain_for_invariant): Likewise.
698 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
701 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
702 (pa_section_type_flags): New.
703 (pa_legitimate_constant_p): Revert previous change.
705 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
707 * ira.c (allocate_initial_values): Make static.
709 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
711 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
712 Generate tls_initial_exec_64_sun only when !TARGET_X32.
714 2012-05-30 Richard Guenther <rguenther@suse.de>
717 * fold-const.c (fold_binary_loc): Make sure to call
718 fold_plusminus_mult_expr with the original sign of operands.
720 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
722 * Makefile.in: Fix many dependencies.
723 (DWARF2_H): Depend on dwarf2.def.
724 (RTL_ERROR_H): Depend on rtl-error.h.
725 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
726 all gimple-pretty-print.h and tree-pretty-print.h references.
728 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
730 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
733 2012-05-30 Richard Guenther <rguenther@suse.de>
736 * tree-emutls.c (gen_emutls_addr): Do not add globals to
739 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
741 * explow.c (probe_stack_range): Restore simple control flow and stop
742 again when the probe cannot be generated if HAVE_check_stack.
744 2012-05-30 Jakub Jelinek <jakub@redhat.com>
746 PR rtl-optimization/53519
747 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
748 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
750 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
752 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
754 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
757 * doc/tm.texi: Update.
758 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
759 * target.def (force_at_comp_dir): New hook.
760 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
761 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
763 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
765 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
767 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
768 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
770 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
773 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
774 flag_unsafe_math_optimizations is set.
775 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
776 Update description of -mfused-madd.
778 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
781 * config/sh/predicates.md (atomic_arith_operand,
782 atomic_logical_operand): New predicates.
783 * config/sh/sh.c (sh_option_override): Check atomic options.
784 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
785 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
786 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
787 UNSUPPORTED_HARD_ATOMIC_CPU.
788 * config/sh/sync.md: Update description comments.
789 (I12): New mode iterator.
790 (fetchop_predicate, fetchop_constraint): New code attributes.
791 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
792 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
793 atomic_fetch_<fetchop_name>si_hard,
794 atomic_fetch_<fetchop_name><mode>_hard,
795 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
796 atomic_<fetchop_name>_fetchsi_hard,
797 atomic_<fetchop_name>_fetch<mode>_hard,
798 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
799 atomic_test_and_set_hard): New insns.
800 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
801 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
802 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
803 atomic_test_and_set_soft): Use same formatting for the first line of
804 the asm block as in new insns above.
805 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
806 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
807 atomic_test_and_set): Integrate new *_hard insns into expanders.
808 * config/sh/sh.opt (mhard-atomic): New option.
809 * doc/invoke.texi (SH Options): Document it.
811 2012-05-29 Meador Inge <meadori@codesourcery.com>
813 * c-decl.c (c_push_function_context): Always create a new language
815 (c_pop_function_context): Clear the language function created in
816 c_push_function_context.
818 2012-05-29 Matt Turner <mattst88@gmail.com>
820 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
821 (define_bypass "ev6_fcmov"): New.
823 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
825 * integrate.c: Remove.
826 * integrate.h: Remove.
827 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
828 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
829 * config/rs6000/t-rs6000: Likewise
830 * config/spu/t-spu-elf: Likewise.
831 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
832 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
833 from integrate.h to here.
834 (initial_value_entry): New prototype.
835 * reload.h (allocate_initial_values): Remove prototype.
836 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
837 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
839 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
840 set_decl_abstract_flags, set_block_abstract_flags): Move from
841 integrate.c to here, the only user.
842 * expmed.c (extract_fixed_bit_field): Remove outdated comment
844 * function.c: Don't include integrate.h.
845 (struct initial_value_pair, struct initial_value_struct,
846 get_hard_reg_initial_val, has_hard_reg_initial_val,
847 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
849 (initial_value_entry): New function.
850 * genemit.c (main): Don't print integrate.h include line.
851 * ira.c: Don't include integrate.h.
852 (allocate_initial_values): Move from integrate.c to here.
853 (ira): Update allocate_initial_values call.
854 * tree-inline.c: Don't include integrate.h.
855 (function_attribute_inlinable_p): Moved from integrate.c to here.
856 * cfgexpand.c: Don't include integrate.h.
857 * except.c: Likewise.
858 * langhooks.c: Likewise.
859 * passes.c: Likewise.
860 * toplev.c: Likewise.
861 * config/frv/frv.c: Likewise.
862 * config/pa/pa.c: Likewise.
863 * config/spu/spu.c: Likewise.
864 * config/epiphany/epiphany.c: Likewise.
865 * config/mep/mep.c: Likewise.
866 * config/score/score.c: Likewise.
867 * config/picochip/picochip.c: Likewise.
868 * config/sh/sh.c: Likewise.
869 * config/alpha/alpha.c: Likewise.
870 * config/microblaze/microblaze.c: Likewise.
871 * config/mips/mips.c: Likewise.
872 * config/v850/v850.c: Likewise.
873 * config/mmix/mmix.c: Likewise.
874 * config/bfin/bfin.c: Likewise.
875 * config/arm/arm.c: Likewise.
876 * config/s390/s390.c: Likewise.
877 * config/m32r/m32r.c: Likewise.
878 * config/rs6000/rs6000.c: Likewise.
879 * config/c6x/c6x.c: Include function.h instead of integrate.h.
880 * config/tilegx/tilegx.c: Likewise.
881 * config/tilepro/tilepro.c: Likewise.
883 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
885 * config/avr/t-avr (s-avr-mmcu-texi): Call
886 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
888 2012-05-29 Michael Matz <matz@suse.de>
890 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
891 assign_temp): Remove 'keep' argument.
892 (mark_temp_addr_taken): Remove prototype.
893 * tree.h (expand_decl): Remove prototype.
894 * function.c (struct temp_slot): Remove addr_taken and keep member.
895 (assign_stack_temp_for_type) Don't initialize above, remove
897 (assign_stack_temp, assign_temp): Remove keep argument.
898 (mark_temp_addr_taken): Remove.
899 (preserve_temp_slots): Remove handling of addr_taken and keep members.
900 (free_temp_slots): Ditto.
901 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
903 * stmt.c (expand_asm_operands): Remove dead code.
904 (expand_decl): Remove.
905 * c-decl.c (finish_struct): Don't call expand_decl.
906 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
907 and assign_stack_temp.
908 * calls.c (save_fixed_argument_area, initialize_argument_information,
909 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
910 * expmed.c (extract_bit_field_1): Ditto.
911 * expr.c (emit_group_load_1, emit_group_store,
912 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
913 store_field, expand_constructor, expand_cond_expr_using_cmove,
914 expand_expr_real_2, expand_expr_real_1): Ditto.
915 * stmt.c (expand_asm_operands, expand_return): Ditto.
917 * function.c (pop_temp_slots): Call free_temp_slots.
918 * calls.c (store_one_arg): Don't call preserve_temp_slots or
920 * expr.c (expand_assignment): Don't call free_temp_slots.
922 * config/arm/arm.c (neon_expand_vector_init): Ditto.
923 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
924 (ix86_expand_vector_extract): Ditto.
925 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
926 ia64_expand_movxf_movrf): Ditto.
927 * config/mips/mips.c (mips_expand_vi_general): Ditto.
928 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
930 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
931 rs6000_expand_vector_set, rs6000_expand_vector_extract,
932 rs6000_allocate_stack_temp): Ditto.
933 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
934 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
935 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
936 sparc_expand_vector_init): Ditto.
938 2012-05-29 Michael Matz <matz@suse.de>
940 * c-tree.h (c_expand_decl): Remove prototype.
942 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
944 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
945 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
946 COMPOUND_LITERAL_EXPR.
947 * function.c (expand_function_start): Don't call expand_decl,
948 instead assert that we have RTL assigned.
949 * tree-ssa-live.c (remove_unused_locals): Clear
950 nonlocal_goto_save_area if its backing variable is removed.
951 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
953 (expand_decl): Assert that this does nothing.
954 * calls.c (expand_call): Don't call mark_temp_addr_taken.
956 2012-05-29 Richard Guenther <rguenther@suse.de>
958 PR tree-optimization/53516
959 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
961 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
963 2012-05-29 Joseph Myers <joseph@codesourcery.com>
965 * LANGUAGES: Fix typos.
966 * Makefile.in: Fix typos.
967 * alias.c: Fix typos.
968 * auto-inc-dec.c: Fix typos.
969 * bb-reorder.c: Fix typos.
970 * cfgcleanup.c: Fix typos.
971 * cgraph.c: Fix typos.
972 * cgraph.h: Fix typos.
973 * cgraphunit.c: Fix typos.
974 * collect2-aix.h: Fix typos.
975 * collect2.c: Fix typos.
976 * compare-elim.c: Fix typos.
977 * config/alpha/vms.h: Fix typos.
978 * config/arm/README-interworking: Fix typos.
979 * config/arm/arm.c: Fix typos.
980 * config/arm/iterators.md: Fix typos.
981 * config/arm/vxworks.h: Fix typos.
982 * config/avr/avr.c: Fix typos.
983 * config/avr/avr.h: Fix typos.
984 * config/avr/avr.md: Fix typos.
985 * config/avr/builtins.def: Fix typos.
986 * config/c6x/c6x.c: Fix typos.
987 * config/cr16/cr16.c: Fix typos.
988 * config/cr16/cr16.md: Fix typos.
989 * config/cris/cris.md: Fix typos.
990 * config/darwin.c: Fix typos.
991 * config/darwin.opt: Fix typos.
992 * config/i386/i386-c.c: Fix typos.
993 * config/i386/i386.c: Fix typos.
994 * config/ia64/ia64.c: Fix typos.
995 * config/m68k/cf.md: Fix typos.
996 * config/mep/mep.c: Fix typos.
997 * config/microblaze/microblaze.c: Fix typos.
998 * config/microblaze/microblaze.h: Fix typos.
999 * config/mn10300/mn10300.c: Fix typos.
1000 * config/mn10300/mn10300.md: Fix typos.
1001 * config/pa/pa.c: Fix typos.
1002 * config/picochip/picochip.h: Fix typos.
1003 * config/rs6000/a2.md: Fix typos.
1004 * config/rs6000/rs6000.c: Fix typos.
1005 * config/rs6000/vector.md: Fix typos.
1006 * config/rx/rx.md: Fix typos.
1007 * config/rx/rx.opt: Fix typos.
1008 * config/s390/2097.md: Fix typos.
1009 * config/s390/s390.c: Fix typos.
1010 * config/s390/s390.h: Fix typos.
1011 * config/sh/sh.c: Fix typos.
1012 * config/sh/sh.md: Fix typos.
1013 * config/sparc/sync.md: Fix typos.
1014 * config/spu/spu.c: Fix typos.
1015 * config/spu/spu.md: Fix typos.
1016 * config/vms/vms.c: Fix typos.
1017 * config/vxworks-dummy.h: Fix typos.
1018 * config/vxworks.h: Fix typos.
1019 * cselib.c: Fix typos.
1020 * df-scan.c: Fix typos.
1022 * doc/extend.texi: Fix typos.
1023 * doc/install.texi: Fix typos.
1024 * doc/invoke.texi: Fix typos.
1025 * doc/md.texi: Fix typos.
1026 * doc/plugins.texi: Fix typos.
1027 * doc/rtl.texi: Fix typos.
1029 * dwarf2asm.c: Fix typos.
1030 * dwarf2out.c: Fix typos.
1031 * except.h: Fix typos.
1032 * expr.c: Fix typos.
1033 * fold-const.c: Fix typos.
1035 * gcse.c: Fix typos.
1036 * genautomata.c: Fix typos.
1037 * gengtype-state.c: Fix typos.
1038 * gengtype.c: Fix typos.
1039 * genhooks.c: Fix typos.
1040 * gimple-fold.c: Fix typos.
1041 * gimple-pretty-print.c: Fix typos.
1042 * gimple.c: Fix typos.
1043 * gimple.h: Fix typos.
1044 * gimplify.c: Fix typos.
1045 * graphite-interchange.c: Fix typos.
1046 * graphite-sese-to-poly.c: Fix typos.
1047 * ifcvt.c: Fix typos.
1048 * input.c: Fix typos.
1049 * ipa-cp.c: Fix typos.
1050 * ipa-inline-analysis.c: Fix typos.
1051 * ipa-inline-transform.c: Fix typos.
1052 * ipa-inline.c: Fix typos.
1053 * ipa-pure-const.c: Fix typos.
1054 * ipa-ref.h: Fix typos.
1055 * ipa-reference.c: Fix typos.
1056 * ipa-utils.c: Fix typos.
1058 * ira-emit.c: Fix typos.
1059 * ira-lives.c: Fix typos.
1060 * lto-streamer.c: Fix typos.
1061 * lto-streamer.h: Fix typos.
1062 * lto-wrapper.c: Fix typos.
1064 * mode-switching.c: Fix typos.
1065 * modulo-sched.c: Fix typos.
1066 * plugin.c: Fix typos.
1067 * postreload.c: Fix typos.
1068 * sched-deps.c: Fix typos.
1069 * sel-sched-ir.c: Fix typos.
1070 * sel-sched-ir.h: Fix typos.
1071 * sel-sched.c: Fix typos.
1072 * sese.c: Fix typos.
1073 * stor-layout.c: Fix typos.
1074 * target-hooks-macros.h: Fix typos.
1075 * target.def: Fix typos.
1076 * trans-mem.c: Fix typos.
1077 * tree-eh.c: Fix typos.
1078 * tree-predcom.c: Fix typos.
1079 * tree-sra.c: Fix typos.
1080 * tree-ssa-address.c: Fix typos.
1081 * tree-ssa-loop-ivopts.c: Fix typos.
1082 * tree-ssa-loop-niter.c: Fix typos.
1083 * tree-ssa-math-opts.c: Fix typos.
1084 * tree-ssa-pre.c: Fix typos.
1085 * tree-ssa-propagate.c: Fix typos.
1086 * tree-ssa-reassoc.c: Fix typos.
1087 * tree-ssa-sccvn.c: Fix typos.
1088 * tree-ssa-ter.c: Fix typos.
1089 * tree-ssa-uninit.c: Fix typos.
1090 * tree-ssanames.c: Fix typos.
1091 * tree-vect-generic.c: Fix typos.
1092 * tree-vect-slp.c: Fix typos.
1093 * tree.c: Fix typos.
1094 * tree.h: Fix typos.
1095 * varasm.c: Fix typos.
1096 * varpool.c: Fix typos.
1098 2012-05-29 Joseph Myers <joseph@codesourcery.com>
1100 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
1102 2012-05-29 Richard Guenther <rguenther@suse.de>
1104 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
1106 (add_referenced_var_1): Re-organize. Assert we are not
1108 (remove_referenced_var): Likewise.
1109 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
1110 * tree-mudflap.c (execute_mudflap_function_ops): Do not
1111 call add_referenced_var on globals.
1112 * matrix-reorg.c (transform_access_sites): Likewise.
1114 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
1116 * alias.c (reg_known_value): Make this a VEC.
1117 (reg_known_equiv_p): Make this an sbitmap.
1118 (reg_known_value_size): Remove.
1119 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
1120 set_reg_known_equiv_p): Update for reg_known_value and
1121 reg_known_value_size data structure change.
1122 (init_alias_analysis, end_alias_analysis): Likewise.
1124 2012-05-29 Jakub Jelinek <jakub@redhat.com>
1127 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
1128 to avoid leaking memory. No need to handle memory allocation
1129 failure. Double string_len on each reallocation instead of adding 2.
1130 * gcov.c (read_line): Likewise.
1132 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
1134 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
1136 * config/cris/cris.md ("trap"): Define, enabled for
1137 TARGET_TRAP_USING_BREAK8.
1138 * config/cris/cris.opt (mtrap-using-break8): New option.
1140 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
1143 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
1146 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
1148 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
1149 (Standard Names): Fix typos in documentation of atomic patterns.
1151 2012-05-27 Nathan Sidwell <nathan@acm.org>
1153 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
1155 2012-05-26 Jason Merrill <jason@redhat.com>
1158 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
1159 about array compound literals.
1161 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
1163 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
1164 if CLEANUP_NO_INSN_DEL.
1165 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
1166 from cfg_layout_merge_blocks.
1167 (emit_nop_for_unique_locus_between): New function.
1168 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
1169 (cfg_layout_merge_blocks): Likewise.
1171 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
1172 Paolo Bonzini <bonzini@gnu.org>
1174 * df-scan.c (df_def_record_1): Assert a parallel must contain an
1175 EXPR_LIST at this point. Receive the LOC and move its extraction...
1176 (df_defs_record): ... here. Change if-else to a switch statement.
1177 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
1178 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
1179 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
1180 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
1181 regs_invalidated_by_call.
1182 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
1185 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
1188 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
1189 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
1191 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1193 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
1194 software floating point emulation. No longer build the multilibs
1195 with -mstrict-align.
1197 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
1200 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
1201 accessed indirectly.
1202 (ipa_tm_create_version): Same.
1204 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
1207 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
1208 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
1210 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
1213 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
1214 (ix86_expand_vec_perm): Use int mode instead of float.
1215 (expand_vec_perm_pshufb): Remove handling of useseless type
1218 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
1221 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
1222 gnu_ld variables to yes.
1223 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
1224 (HAVE_GNU_AS): Likewise.
1225 * config.in: Regenerate.
1226 * configure: Likewise.
1228 2012-05-25 Tristan Gingold <gingold@adacore.com>
1230 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
1231 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
1232 and preferred_alignment.
1234 2012-05-25 Tristan Gingold <gingold@adacore.com>
1236 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
1238 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
1240 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
1241 volatile bitfields case.
1243 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
1245 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
1246 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
1247 (adjacent_mem_locations): Move some code to and call...
1248 (get_memref_parts): ...new function.
1249 (mem_locations_overlap): New function.
1250 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
1251 (is_mem_ref): Rename to...
1252 (find_mem_ref): ...this. Return MEM rtx.
1253 (get_store_dest): Remove function.
1254 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
1255 new parameter and adjust calls.
1256 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
1257 mem refs overlap for true_store_to_load_dep_costly.
1258 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
1259 passed to adjacent_mem_locations.
1260 (is_costly_group): Walk resolved dependency list.
1261 (force_new_group): Emit group ending nop for Power6/Power7.
1262 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
1263 (group_ending_nop): New define_insn.
1265 2012-05-24 Dodji Seketeli <dodji@redhat.com>
1267 Make unwound macro expansion trace less redundant
1268 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
1269 context of macro definition in the trace, when it's redundant.
1272 2012-05-24 Richard Guenther <rguenther@suse.de>
1275 * tree-profile.c (tree_profiling): Cleanup the CFG if
1276 execute_fixup_cfg requests it.
1278 2012-05-24 Richard Guenther <rguenther@suse.de>
1280 * tree-flow.h (create_var_ann): Remove.
1281 * tree-dfa.c (create_var_ann): Remove and inline into its
1283 (add_referenced_var_1): ... here.
1284 * varpool.c (add_new_static_var): Do not call add_referenced_var
1286 * gimple-fold.c (canonicalize_constructor_val): Likewise.
1287 * tree-switch-conversion.c (build_one_array): Likewise.
1288 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
1289 * tree-flow-inline.h (gimple_referenced_vars): Guard against
1291 * tree-inline.c (remap_gimple_op_r): Likewise. Check
1292 gimple_referenced_vars instead of gimple_in_ssa_p.
1293 (copy_tree_body_r): Likewise.
1294 (setup_one_parameter): Likewise.
1295 (declare_return_variable): Likewise.
1296 (tree_function_versioning): Likewise.
1298 2012-05-24 Jakub Jelinek <jakub@redhat.com>
1300 PR tree-optimization/53465
1301 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
1302 vr0 into *vr, then vrp_meet that.
1303 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
1304 have any equivalences.
1305 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
1308 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
1310 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
1312 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
1313 check end_regno - 1 is a hard register.
1315 2012-05-24 Richard Guenther <rguenther@suse.de>
1317 * varpool.c (add_new_static_var): Remove call to create_var_ann.
1318 * tree-ssa-operands.c (create_vop_var): Likewise.
1320 2012-05-24 Richard Guenther <rguenther@suse.de>
1323 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
1325 (remove_unused_locals): Pass global_unused_vars to
1326 remove_unused_scope_block_p. Restore code walking all
1327 referenced vars and pruning them.
1329 2012-05-23 Jan Hubicka <jh@suse.cz>
1331 * tree.h (alias_diag_flags): Remove.
1332 (alias_pair): Remove emitted_diags.
1333 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
1334 symbol_alias_set_t, symbol_alias_set_destroy,
1335 symbol_alias_set_contains, propagate_aliases_backward): Remove.
1336 * toplev.c (compile_file): Do not call finish_aliases_2
1337 * cgraphunit.c (cgraph_process_new_functions): Do not call
1339 (handle_alias_pairs): Output diagnostics about aliases to externals.
1340 (assemble_thunks_and_aliases): Use do_assemble_alias.
1341 (output_weakrefs): Likewise.
1342 (finalize_compilation_unit): Do not call finish_aliases_1.
1343 * ipa.c (symtab_remove_unreachable_nodes): De not call
1344 remove_unreachable_alias_pairs.
1345 * varasm.c (do_assemble_alias): Export.
1346 (symbol_alias_set_create, symbol_alias_set_destroy,
1347 symbol_alias_set_contains, symbol_alias_set_insert,
1348 propagate_aliases_forward, propagate_aliases_backward,
1349 propagate_aliases_backward, trivially_visible_alias,
1350 trivially_defined_alias, remove_unreachable_alias_pairs,
1351 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
1352 * output.h (do_assemble_alias): Declare.
1353 * varpool.c (varpool_remove_unreferenced_decls): Do not call
1356 2012-05-23 Martin Jambor <mjambor@suse.cz>
1358 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
1360 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
1362 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
1364 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
1365 (iterative_hash_gimple_type): Adjust comment.
1366 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
1367 domain for an array type instead of the domain type itself.
1369 2012-05-23 Richard Guenther <rguenther@suse.de>
1371 PR tree-optimization/53438
1372 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
1374 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
1377 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
1378 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
1381 2012-05-23 Richard Guenther <rguenther@suse.de>
1383 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
1384 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
1385 via the global_unused_vars bitmap.
1386 (remove_unused_locals): Handle global vars in local-decls via
1387 a global_unused_vars bitmap instead of the used flag in the
1388 var annotation. Simplify global variable handling and removal.
1390 2012-05-22 Jan Hubicka <jh@suse.cz>
1393 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
1394 from other partitions.
1396 2012-05-22 Jan Hubicka <jh@suse.cz>
1399 * symtab.c (symtab_register_node): Fix ordering issue.
1401 2012-05-22 Steven Drake <sbd@NetBSD.org>
1403 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
1405 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
1407 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
1408 Use strip_name_encoding target hook.
1410 2012-05-22 Richard Guenther <rguenther@suse.de>
1412 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
1413 (init_function_for_compilation): Remove.
1414 * tree-dfa.c (find_vars_r): Take struct function argument.
1415 (find_referenced_vars_in): Adjust.
1416 * tree-ssa-operands.c (clobber_stats): Remove.
1417 (create_vop_var): Take struct function argument. Mark
1418 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
1419 (init_ssa_operands): Take struct function argument.
1420 (fini_ssa_operands): Do not dump dead stats.
1421 * tree-ssa-operands.h (init_ssa_operands): Take struct function
1423 * cgraphunit.c (init_lowered_empty_function): Adjust.
1424 * lto-streamer-in.c (input_cfg): Likewise.
1425 * tree-inline.c (initialize_cfun): Likewise.
1426 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
1427 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
1428 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
1429 virtual operands are not registers.
1431 2012-05-22 Richard Guenther <rguenther@suse.de>
1433 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
1435 2012-05-22 Richard Guenther <rguenther@suse.de>
1438 * tree-inline.c (setup_one_parameter): Create a dummy init
1439 statement for unused parameters when not optimizing.
1441 2012-05-22 Richard Guenther <rguenther@suse.de>
1443 * tree-flow.h (add_referenced_var_1): Declare.
1444 (add_referenced_var): Define.
1445 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
1446 (add_referenced_var): Rename to ...
1447 (add_referenced_var_1): ... this. Take struct function argument.
1449 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1452 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
1453 * config/arm/arm.c (arm_validize_comparison): Define.
1454 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
1455 arm_validize_comparison.
1456 ("cbranchdi4"): Likewise.
1457 ("cstoredi4"): Likewise.
1458 ("movsicc"): Likewise.
1459 ("movsfcc"): Likewise.
1460 ("movdfcc"): Likewise.
1462 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
1464 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
1465 the mw_reg_pool size.
1467 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
1469 PR tree-optimization/53336
1470 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
1471 non-integer integral types to offset type and vice versa.
1473 2012-05-22 Alan Modra <amodra@gmail.com>
1475 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
1476 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
1477 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
1478 V_SAVE_INLINE): Delete.
1479 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
1480 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
1481 For ELF targets, use out-of-line restores for -Os and any number
1482 of regs if the restore exits, and out-of-line gp save for two or
1483 more regs. Use save_reg_p to test for holes in reg restore set.
1484 Replace "#if" with "if".
1486 2012-05-22 Alan Modra <amodra@gmail.com>
1488 * config/rs6000/rs6000.c (save_reg_p): New function.
1489 (first_reg_to_save, first_fp_reg_to_save): Use it here.
1490 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
1491 (emit_frame_save): Use gen_frame_store.
1492 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
1493 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
1495 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
1496 vrsave, toc, gp and fp restores.
1498 2012-05-22 Alan Modra <amodra@gmail.com>
1500 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
1501 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
1502 Move function pointer variables after forward declarations.
1503 (rs6000_builtin_support_vector_misalignment): Make static.
1504 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
1505 (rs6000_function_value, rs6000_can_eliminate): Likewise.
1507 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
1509 PR rtl-optimization/53373
1510 * caller-save.c (save_call_clobbered_regs): Look into a possible
1511 PARALLEL manually rather than using single_set on a call insn.
1513 2012-05-21 Jakub Jelinek <jakub@redhat.com>
1515 PR tree-optimization/53436
1516 * omp-low.c (omp_build_component_ref): New function.
1517 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
1519 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
1521 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
1523 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
1524 Do not print '.' here. Output operand lossage error for unhandled
1529 <case 'z'>: Hardcode "code" argument into error strings.
1531 <case 'D'>: Merge AVX and non-AVX codes.
1532 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
1533 Update call to put_condition_code.
1535 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
1537 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
1539 (clzsi2): New expander.
1540 (*clzsi2_68k): New insn.
1541 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
1543 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
1545 * gimple.h (gimple_set_in_transaction): Remove.
1546 (gimple_in_transaction): Look in BB instead.
1547 (gimple_statement_base): Remove in_transaction field.
1548 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
1549 * trans-mem.c (compute_transaction_bits): Place transaction bit
1550 information into basic blocks.
1552 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
1554 * expr.c (get_def_for_expr_class): Define only if
1555 HAVE_conditional_move.
1556 (convert_tree_comp_to_rtx): Likewise.
1558 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
1561 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
1563 (ffssi2_no_cmove): Ditto.
1564 (*ffs<mode>_1): Remove insn pattern.
1565 (*tzcnt<mode>_1): New insn pattern.
1566 (*bsf<mode>1): Ditto.
1568 2012-05-21 Richard Guenther <rguenther@suse.de>
1570 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
1571 more referenced vars.
1572 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
1573 flag on variables that have a var-annotation.
1575 2012-05-21 Joseph Myers <joseph@codesourcery.com>
1578 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
1579 from folded operands before wrapping another around the
1580 conditional expression.
1582 2012-05-21 Jakub Jelinek <jakub@redhat.com>
1584 PR tree-optimization/53366
1585 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
1586 tests if complex_numbers == 2, but there are non-complex number loads
1589 PR tree-optimization/53409
1590 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
1591 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
1593 PR tree-optimization/53410
1594 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
1595 instead of build_int_cst (type, 0) where vector types might be
1596 involved. Instead of build_int_cst (type, 1) convert the original
1597 integer_onep argument to the desired type.
1599 2012-05-21 Michael Matz <matz@suse.de>
1601 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
1602 (simplify_test_exp): Handle one more case of distributive law,
1603 decrease cost threshold.
1604 (tests_attr_p, get_attr_order): New functions.
1605 (optimize_attrs): Use topological order, inline only cheap values.
1606 (write_attr_set): Reset our_known_true after some time.
1608 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
1611 * config/i386/i386.c (type_natural_mode): Warn passing SSE
1612 vector argument without SSE enabled changes the ABI.
1614 2012-05-21 Richard Guenther <rguenther@suse.de>
1616 PR tree-optimization/53408
1617 * tree-vect-loop.c (vectorizable_induction): Properly check
1618 the restriction that we cannot handle induction results from
1619 the inner loop outside of the outer loop.
1621 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
1624 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
1625 (UNSPECV_RDRAND): This.
1626 (rdrand<mode>_1): Updated.
1628 2012-05-21 Richard Guenther <rguenther@suse.de>
1630 * tree-loop-distribution.c (can_generate_builtin): Reject
1633 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
1635 * Makefile.in (options.c): Add options.h to included header
1638 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
1640 * tree-parloops.c : Add myself to contributors, update
1641 TODO list, add link to wiki.
1643 2012-05-21 Alan Modra <amodra@gmail.com>
1645 * config/rs6000/predicates.md (input_operand): Don't match
1646 constant pool addresses. Remove label_ref, high and plus from
1647 match_code list. Remove redundant CONSTANT_P test.
1648 (splat_input_operand): Similarly update match_code list.
1649 (small_toc_ref): New predicate.
1650 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
1651 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
1652 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
1653 register checks to..
1654 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
1655 generated by create_TOC_reference.
1656 (rs6000_legitimize_address): Update cerate_TOC_reference call.
1657 (rs6000_delegitimize_address): Handle new rtl for toc refs.
1658 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
1659 (use_toc_relative_ref): New function, split out from..
1660 (rs6000_emit_move): ..here. Remove redundant tests. Update
1661 create_TOC_reference calls.
1662 (rs6000_legitimize_reload_address): Formatting. Handle splitting
1663 of medium/large model toc addresses. Use use_toc_relative_ref.
1664 (print_operand): Formatting, style. Adjust for toc changes.
1665 (print_operand_address): Likewise.
1666 (rs6000_output_addr_const_extra): Likewise.
1667 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
1668 than a PLUS. Use this formulation for both high and low part
1669 of -mcmodel=medium/large toc reference too. Before reload,
1670 always use the small model formulation.
1671 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
1672 a PLUS in high part of addresses here.
1673 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
1674 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
1675 (largetoc_high, largetoc_low): Move earlier. Cope when no
1677 (largetoc_high_plus): New insn.
1678 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
1679 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
1680 (tocref): ..instead do so here, new insn and split.
1682 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
1684 * config/i386/driver-i386.c (host_detect_local_cpu): Support
1685 RDRND, F16C and FSGSBASE.
1687 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1689 PR rtl-optimzation/53373
1690 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
1691 call pattern. Update split patterns.
1692 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
1693 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
1695 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
1697 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
1700 2012-05-18 Jan Hubicka <jh@suse.cz>
1702 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
1703 (cgraph_process_new_functions): Process also aliases.
1704 * lto-streamer-out.c (struct sets): Remove.
1705 (trivally_defined_alias): Remove.
1706 (output_alias_pair_p): Remove.
1707 (output_unreferenced_globals): Remove.
1708 (produce_symtab); Do not handle alias pairs.
1709 (produce_asm_for_decls): Likewise.
1710 * lto-streamer-in.c (input_alias_pairs): Remove.
1711 (lto_read_body): Do not input alias pairs.
1712 (lto_input_constructors_and_inits): Remove.
1714 2012-05-18 Jan Hubicka <jh@suse.cz>
1716 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
1719 2012-05-18 Jan Hubicka <jh@suse.cz>
1721 * cgraphbuild.c (record_reference): Update.
1722 * lto-cgraph.c (lto_output_varpool_node): External vars
1723 are not in other partition even if they are not output
1724 in current partition.
1725 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
1727 (canonicalize_constructor_val): Take FROM_DECL argument.
1728 (fold_ctor_reference, fold_string_cst_ctor_reference,
1729 fold_array_ctor_reference, fold_nonarray_ctor_reference,
1730 fold_ctor_reference): Likewise.
1731 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
1732 * gimple.h (gimple_fold_builtin): Likewise.
1734 2012-05-18 Olivier Hainque <hainque@adacore.com>
1736 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
1737 $(libsubdir) as libexecsubdir.
1739 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1741 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
1742 relied on signed overflow behavior.
1744 2012-05-18 Richard Guenther <rguenther@suse.de>
1746 PR tree-optimization/53346
1747 * tree-loop-distribution.c (ldist_gen): Make sure to apply
1748 builtin transform even when only a single partition with
1749 all reads/writes exists.
1751 2012-05-18 Richard Guenther <rguenther@suse.de>
1753 PR tree-optimization/53390
1754 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
1757 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1759 * tree-ssa-reassoc.c (bip_map): Remove decl.
1760 (completely_remove_stmt): Remove function.
1761 (remove_def_if_absorbed_call): Remove function.
1762 (remove_visited_stmt_chain): Remove __builtin_powi handling.
1763 (possibly_move_powi): Remove function.
1764 (rewrite_expr_tree): Remove calls to possibly_move_powi.
1765 (rewrite_expr_tree_parallel): Likewise.
1766 (attempt_builtin_powi): Build multiplies explicitly rather than
1767 relying on the ops vector and rank system.
1768 (transform_stmt_to_copy): New function.
1769 (transform_stmt_to_multiply): Likewise.
1770 (reassociate_bb): Handle leftover operations after __builtin_powi
1771 optimization; build a final multiply if necessary.
1773 2012-05-18 Jan Hubicka <jh@suse.cz>
1775 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
1776 (mark_functions_to_output): Fix sanity check.
1777 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
1779 2012-05-18 Richard Guenther <rguenther@suse.de>
1781 * tree-flow.h (mark_symbols_for_renaming): Remove.
1782 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
1783 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
1784 (copy_debug_stmt): Likewise.
1785 (expand_call_inline): Likewise.
1786 (declare_return_variable): Mark the return variable for renaming
1789 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
1791 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
1793 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
1794 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
1795 (ashrdi3,lshrdi3): Likewise.
1796 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
1798 2012-05-18 Meador Inge <meadori@codesourcery.com>
1800 PR rtl-optimization/53352
1801 * cse.c (equiv_constant): Ignore paradoxical subregs.
1803 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
1805 PR rtl-optimization/53125
1806 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
1807 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
1808 die in the basic block. Correctly top off REG_FREQ and
1809 REG_FREQ_CALLS_CROSSED.
1811 (regstat_compute_ri): Allocate and free local_live_last_luid.
1813 (regstat_bb_compute_calls_crossed): Correctly top off
1814 REG_FREQ_CALLS_CROSSED.
1816 2012-05-17 Jan Hubicka <jh@suse.cz>
1818 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
1819 constructor over decl without.
1820 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
1821 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
1822 * cgraphunit.c (process_function_and_variable_attributes): Finalize
1824 (mark_functions_to_output): Also accept bodies for functions with
1826 (output_in_order): Skip external vars.
1827 * lto-cgraph.c (lto_output_node): External functions are never in other
1829 (lto_output_varpool_node): Likewise.
1830 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
1831 forgotten initializers.
1832 * ipa.c (process_references): Handle external vars.
1833 (symtab_remove_unreachable_nodes): Update to handle external vars.
1834 (varpool_externally_visible_p): External vars are externally visible.
1835 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
1836 * varpool.c (varpool_remove_node): Remove constructor.
1837 (decide_is_variable_needed): Handle externals.
1838 (varpool_remove_unreferenced_decls): Likewise.
1840 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
1842 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
1843 (enable_warning_as_error): Do not special case Wuninitialized.
1844 * optc-gen.awk: Add sanity checks.
1846 2012-05-17 Jan Hubicka <jh@suse.cz>
1848 * ipa-reference.c (is_proper_for_analysis): Do not check flags
1849 that might change as result of global optimization.
1850 (analyze_function): Do not check analyzed and externally_visible
1851 flags; be happy about address dereferences.
1852 (propagate): Prune all_module_statics so it really contains just
1853 statics; prune all the local summaries.
1854 (ipa_reference_write_optimization_summary): Simplify.
1856 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
1858 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
1859 * config/m68k/m68k-tables.opt: Regenerated.
1860 * doc/invoke.texi (M680x0 Options): Document.
1862 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
1863 Patrick Marlier <patrick.marlier@gmail.com>
1865 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
1868 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
1870 * configure: Regenerated.
1872 2012-05-16 Andrew Pinski <apinski@cavium.com>
1874 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
1877 2012-05-16 David S. Miller <davem@davemloft.net>
1879 * jump.c (delete_related_insns): If we remove a CALL, make sure
1880 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
1882 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1884 PR tree-optimization/53217
1885 * tree-ssa-reassoc.c (bip_map): New static variable.
1886 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
1887 (attempt_builtin_powi): Save feeding multiplies on a stack.
1888 (reassociate_bb): Create and destroy bip_map.
1890 2012-05-16 Olivier Hainque <hainque@adacore.com>
1892 * Makefile.in (install-no-fixedincludes): New target, former toplevel
1893 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
1894 Add comments and improve stamp preservation across the whole sequence.
1895 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
1897 2012-05-16 Richard Guenther <rguenther@suse.de>
1899 * tree-inline.c (insert_init_stmt): Do not call
1900 mark_symbols_for_renaming.
1901 (setup_one_parameter): Avoid initializing unused parameters.
1902 (declare_return_variable): Properly handle DECL_BY_REFERENCE
1903 return vars in SSA form.
1905 2012-05-16 Richard Guenther <rguenther@suse.de>
1907 * tree-flow.h (get_virtual_var): Remove.
1908 * tree-dfa.c (get_virtual_var): Likewise.
1910 2012-05-16 Richard Guenther <rguenther@suse.de>
1912 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
1913 Remove set-only bitmap of new names.
1914 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
1916 * tree-flow.h (ssa_names_to_replace): Remove.
1917 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
1919 2012-05-16 Richard Guenther <rguenther@suse.de>
1921 PR tree-optimization/53364
1922 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
1923 detect a view-conversion of the decl.
1925 2012-05-16 Dodji Seketeli <dodji@redhat.com>
1927 PR preprocessor/7263
1928 * c-tree.h (enum c_declspec_word): Declare new enum.
1929 (struct c_declspecs::locations): New member.
1930 (declspecs_add_qual, declspecs_add_scspec)
1931 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
1933 * c-decl.c (build_null_declspecs): Initialize the new struct
1934 c_declspecs::locations member.
1935 (declspecs_add_addrspace): Take a location parameter for the
1936 address space. Store it onto declaration specifiers.
1937 (declspecs_add_qual): Likewise, take a location parameter for the
1939 (declspecs_add_type): Likewise, take a location parameter for the
1941 (declspecs_add_scspec): Likewise, take a location parameter for
1942 the storage class specifier.
1943 (declspecs_add_attrs): Likewise, take a location parameter for the
1945 (declspecs_add_alignas): Likewise, take a location parameter for
1947 (finish_declspecs): For diagnostics, use the location of the
1948 relevant declspec, instead of the global input_location.
1949 * c-parser.c (c_parser_parameter_declaration): Pass the precise
1950 virtual location of the declspec to the declspecs-setters.
1951 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
1954 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
1956 * configure.ac: Stack protector enabling for Android targets.
1957 * configure: Regenerate.
1959 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1961 * ira.c (pseudo_move_insn): Delete.
1962 (find_moveable_pseudos): Don't set it.
1963 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
1964 the definitions of the original pseudo. Delete all of them.
1966 2012-05-16 Olivier Hainque <hainque@adacore.com>
1968 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1970 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
1971 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
1972 * config/rs6000/8540.md: indicate that the units/patterns apply to
1975 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
1976 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
1977 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
1978 related flags, check that what is queried is supported by the selected
1979 configuration. Rework the single/double_float and MASK_STRING resets to
1980 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
1981 costs for PROCESSOR_PPC8548 as well.
1982 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
1983 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
1984 statement instead of a sequence of ifs.
1986 * config/rs6000/rs6000.h (TARGET_E500): Remove.
1987 (TARGET_NO_LWSYNC): Adjust accordingly.
1988 * config/rs6000/e500.h (TARGET_E500): Remove.
1989 (CHECK_E500_OPTIONS): Adjust accordingly.
1990 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
1991 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
1992 * config/rs6000/linuxspe.h: Likewise.
1993 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
1994 superfluous comments.
1995 * config/rs6000/e500-double.h: Remove.
1997 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
1998 default to with_cpu=8548 if --enable-e500-double, and to 8540
2000 (set misc flags section): For powerpc*|rs6000*, remove inclusion
2001 of e500-double.h for --enable-e500-double.
2003 2012-05-16 Olivier Hainque <hainque@adacore.com>
2005 * Makefile.in (s-header-vars): Resort to -n instead of trailing
2006 -e d in sed invocation.
2008 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
2010 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
2012 * doc/tm.texi: Regenerate.
2014 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
2016 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
2018 2012-05-15 Jakub Jelinek <jakub@redhat.com>
2021 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
2022 that operands[2] is either immediate, or q_regs_operand.
2024 2012-05-15 Richard Guenther <rguenther@suse.de>
2026 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
2027 (assemble_thunk): Likewise. Manually rename and register
2030 2012-05-15 Richard Guenther <rguenther@suse.de>
2032 PR tree-optimization/53355
2033 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
2036 2012-05-15 Tristan Gingold <gingold@adacore.com>
2038 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
2040 2012-05-15 Richard Guenther <rguenther@suse.de>
2042 * gimple.c (gimple_set_modified): Move ...
2043 * gimple.h (gimple_set_modified): ... here.
2045 2012-05-15 Tristan Gingold <gingold@adacore.com>
2047 * ira-color.c (move_spill_restore): Add a guard.
2049 2012-05-15 Tristan Gingold <gingold@adacore.com>
2051 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
2054 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
2056 * gimplify.c (gimplify_init_constructor): Do a block move for very
2057 small objects as well.
2059 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
2061 * ira.c (find_moveable_pseudos): Skip registers whose
2062 DF_REG_EQ_USE_COUNT is nonzero.
2064 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2066 * doc/md.texi (fma): Define to only be applicable for single rounding.
2068 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
2071 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
2072 generate target register for "load" class builtins.
2075 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
2078 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
2079 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
2080 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
2081 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
2082 (<sse>_movu<ssemodesuffix>): New expander.
2083 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
2084 (avx_movdqu<avxmodesuffix>): New expander.
2085 (*sse2_movdqu): Rename from sse2_movdqu.
2086 (sse2_movdqu): New expander.
2088 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
2091 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
2092 (canonicalize_perm): ... new function.
2093 (expand_vec_perm_2vperm2f128_vshuf): New function.
2094 (ix86_expand_vec_perm_const_1): Call it.
2096 2012-05-14 Andrew Pinski <apinski@cavium.com>
2097 H.J. Lu <hongjiu.lu@intel.com>
2098 Jakub Jelinek <jakub@redhat.com>
2101 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
2104 2012-05-14 Jakub Jelinek <jakub@redhat.com>
2106 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
2107 lineno 1 the same as lineno 0 before first start file directive.
2108 (optimize_macinfo_range): Likewise.
2110 * dwarf2out.c (have_macinfo): Define.
2111 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
2112 attribute, don't force empty compilation unit and don't emit any
2113 .debug_macinfo/.debug_macro section if macinfo_table is empty.
2115 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
2118 * config/avr/avr.c (avr_const_address_lo16): Remove.
2119 (avr_assemble_integer): Print ".byte lo8(x)",
2120 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
2121 .warning if 3-byte address is assembled.
2122 * doc/extend.texi (AVR Named Address Spaces): Document that
2123 binutils 2.23 is needed to assemble 3-byte addresses.
2125 2012-05-14 Richard Guenther <rguenther@suse.de>
2127 * tree-vect-data-refs.c (vect_setup_realignment): Remove
2128 call to mark_symbols_for_renaming.
2129 (vect_permute_load_chain): Likewise.
2130 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
2131 instead of calling mark_symbols_for_renaming.
2132 * tree-vect-stmts.c (read_vector_array): Remove call to
2133 mark_symbols_for_renaming.
2134 (write_vector_array): Likewise.
2135 (vectorizable_call): Likewise.
2136 (vectorizable_store): Likewise.
2137 (vectorizable_load): Likewise.
2138 * matrix-reorg.c (transform_allocation_sites): Likewise.
2139 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2140 (create_expression_by_pieces): Likewise.
2142 2012-05-14 Richard Guenther <rguenther@suse.de>
2144 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
2145 of statements for renaming.
2146 (force_gimple_operand_1): Likewise, consistently for both
2147 calls to force_gimple_operand and force_gimple_operand_gsi.
2149 2012-05-14 Richard Guenther <rguenther@suse.de>
2151 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
2152 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
2154 (expand_omp_for): Likewise.
2155 (expand_omp_for_generic): Adjust conditional add to referenced vars.
2156 Use make_rename_temp for temporaries that should be rewritten into
2158 (expand_omp_for_static_nochunk): Likewise.
2159 (expand_omp_atomic_pipeline): Likewise.
2161 2012-05-14 Richard Guenther <rguenther@suse.de>
2163 PR tree-optimization/53331
2164 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
2166 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
2168 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2171 * doc/options.texi: (LangEnabledBy): Document it.
2172 * optc-gen.awk: Handle LangEnabledBy.
2173 * opth-gen.awk: Generate declaration for lang-specific functions.
2174 * opt-read.awk: Record lang numbers.
2175 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
2176 (lang_sanitized_name): New.
2178 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
2180 * attribs.c (decl_attributes): Avoid emitting a warning if
2182 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
2183 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
2184 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
2185 define a string "1".
2186 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
2187 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
2188 BUILT_IN_STRCPY): Use it for these functions.
2189 * postreload.c (reload_combine): Deal with SETs inside
2190 CALL_INSN_FUNCTION_USAGE.
2191 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
2192 Look for REG_RETURNED notes and use a cheap restore if possible.
2193 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
2194 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
2195 * ira-build.c (ira_create_allocno, create_cap_allocno,
2196 propagate_allocno_info, propagate_some_info_from_allocno,
2197 copy_info_to_removed_store_destination, ira_flattening): Handle it.
2198 * ira-lives.c (pseudo_regno_single_word_and_live_p,
2199 find_call_crossed_cheap_reg): New static functions.
2200 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
2201 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
2202 a REG_RETURNED note in that case.
2203 * ira.c (setup_reg_renumber): Change assert to allow cases where
2204 allocnos only cross calls for which they are cheap to restore.
2205 * ira-costs.c (ira_tune_allocno_costs): Compare
2206 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
2208 * reg-notes.def (REG_RETURNED): New note.
2209 * cse.c (cse_insn): Likewise.
2210 * sched-deps.c (sched_analyze_insn): Likewise.
2211 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
2212 * calls.c (decl_return_flags): New static function.
2213 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
2214 functions that return one of their arguments.
2215 * regcprop.c (struct kill_set_value_data): New.
2216 (kill_set_value): Interpret data as a pointer to such a struct.
2217 Do nothing if the caller wants the register to be ignored.
2218 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
2220 2012-05-14 Richard Guenther <rguenther@suse.de>
2222 PR tree-optimization/53340
2223 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
2225 2012-05-14 Richard Guenther <rguenther@suse.de>
2227 * gimplify.c (gimplify_expr): Remove odd code.
2229 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
2231 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
2232 into a PLUS_EXPR byte offset.
2234 * tree-ssa-pre.c (can_value_number_call): Delete.
2235 (compute_avail): Skip all statements with side effects.
2236 <GIMPLE_CALL>: Skip calls to internal functions.
2238 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
2240 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
2242 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2244 * common.opt (Wtype-limits): Use EnabledBy.
2246 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
2248 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
2249 (pushtf splitter): Ditto.
2251 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
2252 (<code>tf2): Enable for TARGET_SSE.
2253 (*absnegtf2_sse): Ditto.
2254 (copysign<mode>3): Enable TFmode for TARGET_SSE.
2255 (copysign<mode>3_const): Ditto.
2256 (copysign<mode>3_var): Ditto.
2257 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
2258 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
2259 (*<code>tf3): Ditto.
2260 * config/i386/i386.c (struct builtin_description bdesc_args)
2261 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
2262 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
2263 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
2264 Emit a normal call if SSE isn't available.
2266 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
2268 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
2269 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
2270 (<code><mode>3): Ditto.
2271 (*andnot<mode>3): Ditto.
2272 (*andnottf3): Ditto.
2273 (*<code><mode>3): Ditto.
2276 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2278 * optc-gen.awk: Error instead of warning for conflicting help.
2280 2012-05-12 Jason Merrill <jason@redhat.com>
2283 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
2286 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
2288 * function.c (requires_stack_frame_p): If the function can throw
2289 non-call exceptions, return true if the insn can throw internally.
2291 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
2293 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
2295 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
2297 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
2298 ORDERED and UNORDERED conditions.
2300 2012-05-11 Richard Guenther <rguenther@suse.de>
2302 * tree-flow.h (referenced_var_check_and_insert): Remove.
2303 (find_new_referenced_vars): Likewise.
2304 * tree-dfa.c (referenced_var_check_and_insert): Make static.
2305 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
2306 * tree-inline.c (copy_bb): Use find_referenced_vars_in
2307 instead of find_new_referenced_vars.
2308 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
2310 2012-05-11 Richard Guenther <rguenther@suse.de>
2312 * tree-pass.h (pass_rest_of_compilation,
2313 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
2315 * passes.c (pass_all_optimizations, pass_postreload,
2316 pass_all_early_optimizations): Make static.
2317 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
2318 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
2319 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
2320 (delete_tree_ssa): Do not call fini_phinodes.
2321 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
2323 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
2326 * doc/options.texi (EnabledBy): Document
2327 * opts.c: Include opts.h and options.h before tm.h.
2328 (finish_options): Do not handle some sub-options here...
2329 (common_handle_option): ... instead call common_handle_option_auto
2331 * optc-gen.awk: Handle EnabledBy.
2332 * opth-gen.awk: Declare common_handle_option_auto.
2333 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
2334 (Wmaybe-uninitialized): Likewise.
2335 (Wunused-but-set-variable): Likewise.
2336 (Wunused-function): Likewise.
2337 (Wunused-label): Likewise.
2338 (Wunused-value): Likewise.
2339 (Wunused-variable): Likewise.
2340 * opt-read.awk: Create opt_numbers array.
2342 2012-05-11 Richard Guenther <rguenther@suse.de>
2344 PR tree-optimization/53295
2345 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
2347 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
2348 strides when analyzing data-references in a loop context.
2349 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
2350 non-constant strides for now.
2351 (vect_enhance_data_refs_alignment): Ignore data references
2352 that are strided loads.
2353 (vect_analyze_data_ref_access): Handle non-constant strides.
2354 (vect_check_strided_load): Verify the data-reference is a load.
2355 (vect_analyze_data_refs): Restructure to make strided load
2356 support not dependent on gather support.
2357 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
2358 when doing strided or gather loads.
2359 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
2360 integer_zerop to compare stride with zero.
2362 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
2364 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
2366 2012-05-11 Jan Hubicka <jh@suse.cz>
2369 * varpool.c (varpool_assemble_decl): Also output constat pool entries
2370 that output_constant_pool missed.
2372 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
2374 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
2375 MULTILIB_EXTRA_OPTS.
2377 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
2380 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
2382 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
2384 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
2385 optimization for TARGET_AVX.
2386 (*movti_internal_sse): Ditto.
2387 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
2388 (*movdi_internal): Ditto.
2389 (*movsi_internal): Ditto.
2390 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
2391 (*movdf_internal_rex64): Ditto.
2392 (*movfd_internal): Ditto.
2393 (*movsf_internal): Ditto.
2394 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
2396 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
2398 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
2399 reference as size attribute.
2401 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
2402 Tristan Gingold <gingold@adacore.com>
2404 * doc/md.texi (Standard Names): Document probe_stack_address.
2405 * explow.c (emit_stack_probe): Handle probe_stack_address.
2406 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
2407 (UNSPECV_PROBE_STACK_RANGE): Likewise.
2408 (probe_stack_address): New insn.
2409 (probe_stack_range): Likewise.
2410 * config/ia64/ia64.c: Include common/common-target.h.
2411 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
2412 checking is enabled.
2413 (ia64_emit_probe_stack_range): New function.
2414 (output_probe_stack_range): Likewise.
2415 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
2416 builtin stack checking is enabled.
2417 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
2418 and UNSPECV_PROBE_STACK_ADDRESS.
2419 (unknown_for_bundling_p): New predicate.
2420 (group_barrier_needed): Use important_for_bundling_p.
2421 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
2422 (issue_nops_and_insn): Likewise.
2423 (bundling): Likewise.
2424 (final_emit_insn_group_barriers): Likewise.
2425 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
2426 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
2427 (STACK_CHECK_PROTECT): Likewise.
2428 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
2430 2012-05-10 Jan Hubicka <jh@suse.cz>
2432 * ipa-inline.c (update_all_callee_keys): Remove.
2433 (inline_small_functions): Simplify priority updating.
2435 2012-05-10 Jan Hubicka <jh@suse.cz>
2437 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
2439 2012-05-10 Jan Hubicka <jh@suse.cz>
2441 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
2442 (symtab_remove_unreachable_nodes): ... this one.
2443 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
2444 * cgraphunit.c (ipa_passes): Update.
2445 * cgraphclones.c (cgraph_materialize_all_clones): Update.
2446 * cgraph.c (cgraph_release_function_body): Only turn initial
2447 into error mark when initial was previously set.
2448 * ipa-inline.c (ipa_inline): Update.
2449 * ipa.c: Include ipa-inline.h
2450 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
2451 (enqueue_node): New function.
2452 (process_references): Update.
2453 (symtab_remove_unreachable_nodes): Cleanup.
2454 * passes.c (execute_todo, execute_one_pass): Update.
2456 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
2458 PR rtl-optimization/53125
2459 * ira.c (ira): Call find_moveable_pseudos and
2460 move_unallocated_pseudos if only ira_conflicts_p is true.
2462 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
2464 * config/i386/i386.md (*movoi_internal_avx): Handle
2465 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
2466 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
2467 (*movti_internal_sse): Ditto.
2468 (*movtf_internal): Ditto.
2469 * config/i386/sse.md (ssePSmode): New mode attribute.
2470 (*move<mode>_internal): Use ssePSmode.
2471 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
2472 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
2473 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
2474 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
2476 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
2478 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
2479 DECL_ORIGINAL_TYPE if it is present.
2481 2012-05-10 Nick Clifton <nickc@redhat.com>
2484 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
2485 a "0" constraint to being a (match_dup 0).
2487 2012-05-10 Richard Guenther <rguenther@suse.de>
2489 * stor-layout.c (byte_from_pos): Amend comment.
2491 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2493 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
2494 Document requirement to call in constructors.
2496 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
2498 2012-05-10 Richard Guenther <rguenther@suse.de>
2500 * tree.h (TYPE_IS_SIZETYPE): Remove.
2501 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
2502 (extract_muldiv_1): Likewise.
2503 * gimple.c (gtc_visit): Likewise.
2504 (gimple_types_compatible_p): Likewise.
2505 (iterative_hash_canonical_type): Likewise.
2506 (gimple_canonical_types_compatible_p): Likewise.
2507 * gimplify.c (gimplify_one_sizepos): Likewise.
2508 * print-tree.c (print_node): Likewise.
2509 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
2511 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2514 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2515 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2516 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2517 instead of xop_mulv2div2di3_low.
2518 (xop_p<macs>dql): Fix vec_select selector.
2519 (xop_p<macs>dqh): Ditto.
2520 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2521 (xop_mulv2div2di3_high): Ditto.
2523 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2526 * diagnostic.h (diagnostic_context): Add last_location.
2527 * diagnostic.c (diagnostic_initialize): Initialize it.
2528 (diagnostic_show_locus): Use it.
2530 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2532 * doc/extend.texi (Function Attributes): Point xref to section
2535 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2537 * config/i386/i386.c (*movdf_internal_rex64): Remove
2538 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
2539 Calculate "mode" attribute according to
2540 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
2541 (*movdf_internal): Ditto.
2543 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2546 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
2547 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
2548 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
2549 or when optimizing for size.
2550 * config/i386/sse.md (*mov<mode>_internal): Remove
2551 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
2552 Calculate "mode" attribute according to optimize_function_for_size_p
2553 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
2554 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
2555 depending on the mode of the instruction. Calculate "mode" attribute
2556 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
2557 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
2558 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
2560 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
2563 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
2564 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
2565 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
2566 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
2567 (expand_prologue): Move initialization of cfun->machine->is_naked,
2568 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
2569 (avr_set_current_function): ...this new static function.
2570 (TARGET_SET_CURRENT_FUNCTION): New define.
2571 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
2572 checking attributes of current_function_decl.
2573 (avr_regs_to_save): Ditto.
2574 (signal_function_p): Rename to avr_signal_function_p.
2575 (interrupt_function_p): Rename to avr_interrupt_function_p.
2577 * doc/extend.texi (Function Attributes): Better explanation of
2578 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
2581 2012-05-09 Michael Matz <matz@suse.de>
2583 PR tree-optimization/53185
2584 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
2585 peeling when we see strided loads.
2587 2012-05-09 Matthias Klose <doko@ubuntu.com>
2589 * gcc-ar.c (main): Don't check for execute bits for the plugin.
2591 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2593 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
2594 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
2595 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
2596 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
2597 (USE_LOAD_POST_INCREMENT): Define.
2598 (USE_LOAD_PRE_INCREMENT): Define.
2599 (USE_LOAD_POST_DECREMENT): Define.
2600 (USE_LOAD_PRE_DECREMENT): Define.
2601 (USE_STORE_PRE_DECREMENT): Define.
2602 (USE_STORE_PRE_INCREMENT): Define.
2603 (USE_STORE_POST_DECREMENT): Define.
2604 (USE_STORE_POST_INCREMENT): Define.
2605 (arm_auto_incmodes): Add enumeration.
2606 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
2607 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
2609 2012-05-09 Jakub Jelinek <jakub@redhat.com>
2611 PR tree-optimization/53226
2612 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
2613 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
2614 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
2615 doesn't need to be revisited, look for earliest stmt with
2616 !gimple_plf (stmt, GF_PLF_1) if something changed.
2618 2012-05-09 Terry Guo <terry.guo@arm.com>
2620 * genmultilib: Update copyright dates.
2621 * doc/fragments.texi: Ditto.
2623 2012-05-09 Terry Guo <terry.guo@arm.com>
2625 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
2626 * genmultilib (MULTILIB_REQUIRED): New.
2627 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
2629 2012-05-09 Richard Guenther <rguenther@suse.de>
2631 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
2632 (vect_do_peeling_for_loop_bound): Likewise.
2633 (vect_do_peeling_for_alignment): Likewise.
2634 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
2635 (vect_do_peeling_for_loop_bound): Get check_profitability and
2636 threshold as parameters.
2637 (vect_do_peeling_for_alignment): Likewise.
2638 (vect_loop_versioning): Likewise.
2639 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
2640 and threshold here. Control where to put the check here.
2642 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
2645 * dwarf2out.h (get_address_mode): Move declaration to...
2647 * dwarf2out.c (get_address_mode): Move definition to...
2648 * rtlanal.c: ...here.
2649 * var-tracking.c (get_address_mode): Delete.
2650 * combine.c (find_split_point): Use get_address_mode instead of
2651 targetm.addr_space.address_mode.
2652 * cselib.c (cselib_record_sets): Likewise.
2653 * dse.c (canon_address, record_store): Likewise.
2654 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
2655 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
2656 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
2657 (expand_expr_real_1): Likewise.
2658 * ifcvt.c (noce_try_cmove_arith): Likewise.
2659 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
2660 * reload.c (find_reloads): Likewise.
2661 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
2662 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
2664 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
2666 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
2667 information from the instruction produced.
2669 2012-05-09 Richard Guenther <rguenther@suse.de>
2671 * stor-layout.c (bit_from_pos): Document.
2672 (byte_from_pos): Likewise. Optimize.
2673 (pos_from_bit): Likewise.
2674 (normalize_offset): Use pos_from_bit instead of replicating it.
2676 2012-05-09 Alan Modra <amodra@gmail.com>
2679 * config/rs6000/rs6000.c (gen_frame_set): New function.
2680 (gen_frame_load, gen_frame_store): New functions.
2681 (rs6000_savres_rtx): Use the above.
2682 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
2683 Correct mode used for CR2 in save/restore_world patterns.
2684 Don't emit instructions for eh_return frame unwind reg info.
2686 2012-05-08 Jan Hubicka <jh@suse.cz>
2688 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
2690 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
2692 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
2694 (compile_file): Do not output variables.
2695 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
2697 * langhooks.c: Include timevar.h
2698 (write_global_declarations): Finalize compilation unit after wrapup;
2699 set timevars correctly.
2700 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
2701 not to be added to varpool.
2702 * varpool.c (varpool_assemble_decl): Sanity check that we are called
2703 only on cases where it makes sense; skip constant pool and value expr
2706 2012-05-08 David S. Miller <davem@davemloft.net>
2708 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
2709 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
2710 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
2712 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
2714 PR rtl-optimization/53278
2715 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
2716 speed_p code from earlier patch.
2718 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2721 * config/sh/sh.md (*branch_true, *branch_false): New insns.
2723 2012-05-08 Teresa Johnson <tejohnson@google.com>
2725 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
2726 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
2728 2012-05-08 Jan Hubicka <jh@suse.cz>
2730 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
2731 (cgraph_create_node_1): Rename to ...
2732 (cgraph_create_empty_node): ... this one; export.
2733 (cgraph_create_node): Update.
2734 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
2735 (cgraph_create_edge_including_clones): Likewise.
2736 (cgraph_find_replacement_node): Likewise.
2737 (cgraph_clone_edge): Likewise.
2738 (cgraph_clone_node): Likewise.
2739 (clone_function_name): Likewise.
2740 (cgraph_create_virtual_clone): Likewise.
2741 (cgraph_remove_node_and_inline_clones): Likewise.
2742 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
2743 * cgraph.h: Reorder declarations so they match file of origin.
2744 (cgraph_create_empty_node): Declare.
2745 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
2746 (cgraph_copy_node_for_versioning): Likewise.
2747 (cgraph_function_versioning): Likewise.
2748 (cgraph_materialize_clone): Likewise.
2749 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
2750 (cgraph_materialize_all_clones): Likewise.
2751 * cgraphclones.c: New file.
2752 * Makefile.in: Update for cgraphclones.
2754 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
2757 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
2758 (ix86_rtx_costs): Handle SET.
2760 2012-05-08 Michael Matz <matz@suse.de>
2762 * basic-block.h (struct rtl_bb_info): Remove visited member and
2763 move head_ member to ...
2764 (struct basic_block_def.basic_block_il_dependent): ... the new
2765 member x, replacing but containing old member rtl.
2766 (enum bb_flags): New BB_VISITED flag.
2767 (BB_HEADER, BB_FOOTER): New macros.
2769 * jump.c (mark_all_labels): Adjust.
2770 * cfgcleanup.c (try_optimize_cfg): Adjust.
2771 * cfglayout.c (record_effective_endpoints): Adjust.
2772 (relink_block_chain): Ditto (and don't fiddle with visited).
2773 (fixup_reorder_chain): Adjust.
2774 (fixup_fallthru_exit_predecessor): Ditto.
2775 (cfg_layout_duplicate_bb): Ditto.
2776 * combine.c (update_cfg_for_uncondjump): Adjust.
2777 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
2778 (bb_visited_trace): New accessor.
2779 (mark_bb_visited): Move in front.
2780 (rotate_loop): Use bb_visited_trace.
2781 (find_traces_1_round): Ditto.
2782 (emit_barrier_after): Ditto.
2783 (copy_bb): Ditto, and initialize visited on resize.
2784 (reorder_basic_blocks): Initize visited member.
2785 (duplicate_computed_gotos): Clear bb flags at start, use
2788 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
2789 (rtl_verify_flow_info_1): Ditto.
2790 (cfg_layout_split_block): Ditto.
2791 (cfg_layout_delete_block): Ditto.
2792 (cfg_layout_merge_blocks): Ditto.
2793 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
2795 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
2798 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
2799 when a constant source operand matches an "I" constraint, the "no
2800 CC0 change" applies to a register-destination only, not a
2801 strict_low_part-destination.
2803 2012-05-08 Richard Guenther <rguenther@suse.de>
2805 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
2806 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
2808 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
2810 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
2812 * doc/avr-mmcu.texi: New auto-generated file.
2813 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
2814 to document all valid -mmcu= arguments.
2816 * config/avr/avr.h (arch_info_s): New struct definition.
2817 * config/avr/avr-devices.c (avr_texinfo): New variable.
2818 * config/avr/gen-avr-mmcu-texi.c: New file.
2819 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
2821 2012-05-08 Dehao Chen <dehao@google.com>
2823 * predict.c (find_qualified_ssa_name): New.
2824 (find_ssa_name_in_expr): New.
2825 (find_ssa_name_in_assign_stmt): New.
2826 (is_comparison_with_loop_invariant_p): New.
2827 (is_bound_expr_similar): New.
2828 (predict_iv_comparison): New.
2829 (predict_loops): Add heuristic for loop-nested branches that compare an
2830 induction variable to a loop bound variable.
2831 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
2833 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
2835 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
2836 TARGET_BDVER2 defines where appropriate.
2838 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
2840 * configure.ac (PLUGIN_LD): Rename into...
2841 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
2842 * config.in: Regenerate.
2843 * configure: Likewise.
2844 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
2846 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
2848 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
2849 computation using the precision of the index type.
2850 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
2851 (fold_array_ctor_reference): Do index computations in the index type.
2853 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
2855 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
2856 down to plus_constant.
2857 (expand_epilogue): Ditto.
2859 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
2861 * postreload.c (reload_cse_regs): Make static.
2862 * reload.h (reload_cse_regs): Remove prototype.
2864 2012-05-07 Richard Henderson <rth@redhat.com>
2866 * config/alpha/alpha.md (clear_cache): New pattern.
2868 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
2871 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
2872 is folded to a type boundary value, verify that the resulting case
2873 label is still a care range.
2875 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
2877 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
2878 only for TARGET_GENERIC, when not optimizing for size.
2879 (*ffs<mode>_1): Ditto.
2881 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
2883 * tree-cfg.c (verify_gimple_switch): Tighten checks.
2885 2012-05-07 Jakub Jelinek <jakub@redhat.com>
2887 PR tree-optimization/53239
2888 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
2889 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
2891 2012-05-07 Richard Guenther <rguenther@suse.de>
2893 PR tree-optimization/53195
2894 * tree-inline.c (setup_one_parameter): Properly add referenced
2895 vars from the parameters new known value.
2897 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
2899 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
2900 (sched_branch_type): Remove.
2901 (m68k_sched_md_init_global): Don't allocate it.
2902 (m68k_sched_md_finish_global): Don't free it.
2903 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
2904 * config/m68k/m68k.md: Set the type of insns using
2905 m68k_sched_branch_type to bcc directly.
2907 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2909 * config/sol2.c (solaris_override_options): New function.
2910 * config/sol2-protos.h (solaris_override_options): Declare.
2911 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2913 2012-05-07 Richard Guenther <rguenther@suse.de>
2915 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
2916 whether we failed to compute data dependences.
2917 (loop_prefetch_arrays): Fail if we failed.
2919 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
2920 Paolo Bonzini <bonzini@gnu.org>
2922 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
2923 Emit bsf when optimizing for size.
2924 (*ffs<mode>_1): Ditto.
2926 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
2929 * config/sh/sh.c (sh_rtx_costs): Handle SET.
2931 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
2934 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
2935 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
2936 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
2938 (*bswapdi2_doubleword): New insn pattern.
2939 (*bswap<mode>2): Rename from *bswap<mode>2_1.
2941 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
2943 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
2944 (mips_set_reg_reg_cost): Likewise.
2945 (mips_rtx_costs): Handle SET.
2947 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
2949 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
2950 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
2951 to compute the cost of moves. Set the mode of the target register.
2953 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
2955 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
2956 plus_constant function.
2957 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
2958 that the mode is sensible.
2959 (use_anchored_address, round_push, allocate_dynamic_stack_space)
2960 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
2963 * alias.c (canon_rtx): Likewise.
2964 (init_alias_analysis): Likewise.
2965 * builtins.c (expand_builtin_return_addr)
2966 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
2967 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
2968 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
2969 (expand_builtin_stpcpy): Likewise.
2970 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
2971 (compute_argument_addresses, internal_arg_pointer_based_exp)
2972 (expand_call, emit_library_call_value_1): Likewise.
2973 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
2974 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
2975 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
2976 * cse.c (insert_const_anchor, find_reg_offset_for_const)
2977 (use_related_value, fold_rtx): Likewise.
2978 * cselib.c (cselib_subst_to_values): Likewise.
2979 * dse.c (record_store, check_mem_read_rtx): Likewise.
2980 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
2981 * emit-rtl.c (adjust_address_1): Likewise.
2982 * except.c (sjlj_emit_function_enter)
2983 (expand_builtin_extract_return_addr)
2984 (expand_builtin_frob_return_addr): Likewise.
2985 * expmed.c (expand_divmod): Likewise.
2986 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
2987 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
2988 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
2989 * function.c (assign_stack_local_1)
2990 (instantiate_virtual_regs_in_rtx): Likewise.
2991 * optabs.c (prepare_cmp_insn): Likewise.
2992 * recog.c (offsettable_address_addr_space_p): Likewise.
2993 * reload.c (find_reloads_address, form_sum)
2994 (find_reloads_subreg_address): Likewise.
2995 * reload1.c (init_reload, eliminate_regs_1)
2996 (eliminate_regs_in_insn): Likewise.
2997 * simplify-rtx.c (simplify_unary_operation_1)
2998 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
2999 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
3000 (vt_add_function_parameter): Likewise.
3002 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
3003 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
3004 * config/alpha/alpha.c (alpha_legitimize_address_1)
3005 (get_unaligned_address, alpha_expand_unaligned_load)
3006 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
3007 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
3008 (alpha_expand_builtin_establish_vms_condition_handler)
3009 (alpha_setup_incoming_varargs, emit_frame_store_1)
3010 (alpha_expand_prologue, alpha_expand_epilogue)
3011 (alpha_use_linkage): Likewise.
3012 * config/alpha/alpha.md: Likewise.
3014 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
3015 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
3016 (thumb_legitimize_address, arm_gen_load_multiple_1)
3017 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
3018 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
3019 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
3020 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
3021 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
3022 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
3023 (thumb_expand_movmemqi, arm_set_return_address)
3024 (thumb_set_return_address): Likewise.
3025 * config/arm/arm.md: Likewise.
3027 * config/avr/avr.c (avr_incoming_return_addr_rtx)
3028 (avr_prologue_setup_frame, expand_epilogue)
3029 (avr_const_address_lo16): Likewise.
3031 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
3032 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
3033 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
3034 (bfin_output_mi_thunk): Likewise.
3036 * config/c6x/c6x.c (c6x_initialize_trampoline)
3037 (c6x_output_mi_thunk): Likewise.
3039 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
3040 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
3042 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
3043 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
3044 (cris_emit_movem_store, cris_trampoline_init): Likewise.
3045 * config/cris/cris.md: Likewise.
3047 * config/darwin.c (machopic_indirect_data_reference)
3048 (machopic_legitimize_pic_address): Likewise.
3050 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
3051 (epiphany_expand_prologue, epiphany_expand_epilogue)
3052 (epiphany_trampoline_init): Likewise.
3053 * config/epiphany/epiphany.md: Likewise.
3055 * config/fr30/fr30.c (fr30_move_double): Likewise.
3057 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
3058 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
3059 (frv_index_memory, unspec_got_name, frv_find_base_term)
3060 (frv_output_dwarf_dtprel): Likewise.
3062 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
3063 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
3065 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
3066 * config/i386/i386.c (setup_incoming_varargs_64)
3067 (setup_incoming_varargs_ms_64, choose_baseaddr)
3068 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
3069 (ix86_emit_probe_stack_range, ix86_expand_prologue)
3070 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
3071 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
3072 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
3073 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
3074 (x86_output_mi_thunk): Likewise.
3075 * config/i386/i386.md: Likewise.
3077 * config/ia64/ia64.c (ia64_expand_load_address)
3078 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
3079 (do_spill, ia64_trampoline_init): Likewise.
3081 * config/iq2000/iq2000.c (iq2000_va_start)
3082 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
3083 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
3084 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
3086 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
3088 * config/m32c/m32c.c (m32c_return_addr_rtx)
3089 (m32c_expand_insv): Likewise.
3091 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
3092 (m32r_legitimize_pic_address, m32r_print_operand)
3093 (m32r_print_operand_address): Likewise.
3095 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
3096 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
3097 (EH_RETURN_HANDLER_RTX): Likewise.
3098 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
3099 (m68k_expand_epilogue, legitimize_pic_address)
3100 (m68k_output_mi_thunk): Likewise.
3101 * config/m68k/m68k.md: Likewise.
3103 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
3104 (mcore_expand_epilog): Likewise.
3105 * config/mcore/mcore.md: Likewise.
3107 * config/mep/mep.c (mep_allocate_initial_value)
3108 (mep_expand_prologue, mep_expand_epilogue): Likewise.
3110 * config/microblaze/microblaze.c (double_memory_operand)
3111 (microblaze_block_move_loop): Likewise.
3113 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
3114 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
3115 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
3116 (mips_expand_prologue, mips_epilogue_set_cfa)
3117 (mips_expand_epilogue): Likewise.
3118 * config/mips/mips.md: Likewise.
3120 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
3121 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
3123 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
3124 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
3126 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3127 (EH_RETURN_HANDLER_RTX): Likewise.
3128 * config/moxie/moxie.c (moxie_static_chain): Likewise.
3130 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
3131 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
3132 (pa_return_addr_rtx, hppa_builtin_saveregs)
3133 (pa_trampoline_init): Likewise.
3134 * config/pa/pa.md: Likewise.
3136 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
3138 * config/picochip/picochip.c (picochip_static_chain): Likewise.
3140 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
3141 * config/rs6000/rs6000.c (rs6000_legitimize_address)
3142 (setup_incoming_varargs, print_operand, rs6000_return_addr)
3143 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
3144 (rs6000_emit_epilogue)
3145 (rs6000_machopic_legitimize_pic_address): Likewise.
3147 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
3149 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
3150 (DYNAMIC_CHAIN_ADDRESS): Likewise.
3151 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
3152 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
3153 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
3154 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
3155 (s390_emit_epilogue, s390_function_profiler): Likewise.
3156 * config/s390/s390.md: Likewise.
3158 * config/score/score.c (score_add_offset, score_prologue): Likewise.
3160 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
3161 (sh_output_mi_thunk): Likewise.
3162 * config/sh/sh.md: Likewise.
3164 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
3165 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
3166 * config/sparc/sparc.c (sparc_legitimize_pic_address)
3167 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
3168 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
3169 (emit_and_preserve): Likewise.
3170 * config/sparc/sparc.md: Likewise.
3172 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
3173 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
3174 (spu_setup_incoming_varargs, ea_load_store_inline)
3175 (spu_expand_load): Likewise.
3177 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
3178 (combine_bnp): Likewise.
3180 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
3181 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
3182 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
3184 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
3185 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
3186 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
3188 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
3189 * config/v850/v850.md: Likewise.
3191 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
3192 (EH_RETURN_HANDLER_RTX): Likewise.
3193 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
3194 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
3195 (print_operand_address, vax_trampoline_init): Likewise.
3197 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
3198 (xtensa_function_value_regno_p): Likewise.
3200 2012-05-04 Andrew Pinski <apinski@cavium.com>
3202 * expr.c (get_def_for_expr_class): New function.
3203 (convert_tree_comp_to_rtx): New function.
3204 (expand_cond_expr_using_cmove): New function.
3205 (expand_expr_real_2 <case COND_EXPR>): Call
3206 expand_cond_expr_using_cmove first and return if it succeeds.
3207 Remove the check for HAVE_conditional_move since we should have
3208 already converted it to a conditional move.
3209 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
3210 modes of DImode for 32bits and TImode.
3212 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
3215 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
3216 (print_md_ptr_loc, print_c_condition): Use them.
3217 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
3218 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
3219 attr_file, dfa_file, latency_file): New global variables.
3220 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
3221 write_upcase, write_indent, write_length_unit_log, write_test_expr,
3222 write_attr_get, write_insn_cases, write_eligible_delay,
3223 write_const_num_delay_slots): Accept FILE pointer and toss it around.
3225 (write_header, open_outfile, handle_arg): New funcions.
3226 (make_automaton_attrs): Write prototypes as extern to the output
3228 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
3229 names from the command line. Open the output files and write out
3230 internal functions for DFA functions to dfa_file_name, insn latency
3231 functions to latency_file_name, and everything else to attr_file.
3232 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
3233 (BACKEND): Build libbackend first.
3234 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
3235 (.PRECIOUS): Likewise.
3236 (insn-dfatab.o): New rule.
3237 (insn-latencytab.o): New rule.
3238 (simple_rtl_generated_c): Do not include insn-attrtab.c.
3239 (s-attrtab): New rule.
3241 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
3243 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
3244 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
3245 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
3246 * reorg.c (get_jump_flags): Do not set the removed flags.
3248 * doc/md.texi (attr_flag): Update for abovementioned changes.
3250 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3253 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3254 (TARGET_CMOV): Rename from TARGET_CMOVE.
3255 (TARGET_CMOVE): New define.
3256 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3257 Do not set TARGET_CMOVE here.
3259 2012-05-04 Dodji Seketeli <dodji@redhat.com>
3261 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
3262 * opts.c (finish_options): Activate -Wunused-local-typedefs if
3263 -Wunused is activated.
3264 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
3266 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3268 * config/s390/s390.md (*movmem_short, *clrmem_short)
3269 (*cmpmem_short): Move the mode check from the insn condition to
3272 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3274 PR tree-optimization/52633
3275 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3276 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3277 (vect_recog_over_widening_pattern): Remove handling of code that was
3278 already detected as over-widening pattern. Remove special handling
3279 of "unsigned" cases. Instead, support general case of conversion
3280 of the shift result to another type.
3282 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3284 * tree-vect-patterns.c (vect_single_imm_use): New function.
3285 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3286 (vect_recog_over_widening_pattern): Likewise.
3287 (vect_recog_widen_shift_pattern): Likewise.
3289 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3291 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
3292 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
3293 (vect_recog_widen_mult_pattern): Likewise.
3294 (vect_operation_fits_smaller_type): Likewise.
3295 (vect_recog_over_widening_pattern): Likewise.
3296 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
3298 2012-05-04 Richard Guenther <rguenther@suse.de>
3301 * lto-wrapper.c (merge_and_complain): Complain about mismatches
3302 of -freg-struct-return and -fpcc-struct-return.
3303 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
3304 from the input file options and ignore those from the link
3307 2012-05-04 Richard Guenther <rguenther@suse.de>
3309 PR tree-optimization/53168
3310 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
3311 memory reads when the result is a constant we can pun.
3313 2012-05-04 Richard Guenther <rguenther@suse.de>
3315 * common.opt (flto-report): Do not mark as Optimization.
3317 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3320 * recog.c (constrain_operands): If extra constraints are present, also
3321 accept pseudo-registers with equivalent memory locations during reload.
3323 2012-05-04 Olivier Hainque <hainque@adacore.com>
3325 * collect2.c (may_unlink_output_file): New global.
3326 (maybe_unlink): Honor it.
3327 * collect2.h: Add extern for it.
3328 * tlink.c (do_tlink): Set it to true if the link succeeded.
3330 2012-05-04 Olivier Hainque <hainque@adacore.com>
3332 * gcc.c (eval_spec_function): Finalize/restore the current string
3333 obstack state as part of the context push/pop operations.
3335 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3337 PR rtl-optimization/52804
3338 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3339 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3340 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3341 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3342 RELOAD_FOR_OUTADDR_ADDRESS.
3344 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
3347 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
3348 for macro expansion.
3350 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
3352 * flags.h (flag_permissive): Do not declare.
3353 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
3355 * toplev.c (flag_permissive): Do not define.
3356 * c-tree.h (system_header_p): Delete unused.
3358 2012-05-03 David S. Miller <davem@davemloft.net>
3361 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3362 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3363 (sparc_emit_float_lib_cmp): Likewise.
3365 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3368 * config/rs6000/rs6000.md (bswapdi splitters): If
3369 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3370 default) is used, generate an alternate sequence that does not
3371 depend on using indexed addressing.
3373 2012-05-03 Jason Merrill <jason@redhat.com>
3375 * gengtype.c (write_types): Fix warning message.
3376 (write_local): Likewise.
3378 2012-05-02 Jason Merrill <jason@redhat.com>
3380 * dwarf2out.c (struct external_ref, build_local_stub): New.
3381 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
3382 (optimize_external_refs, optimize_external_refs_1): New.
3383 (change_AT_die_ref): New.
3384 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
3385 (build_abbrev_table): Take the external refs hashtable.
3386 (output_comp_unit): Get it from optimize_external_refs and pass it in.
3388 2012-05-03 Jan Hubicka <jh@suse.cz>
3391 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
3393 2012-05-03 Jan Hubicka <jh@suse.cz>
3396 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
3398 2012-05-03 Jason Merrill <jason@redhat.com>
3400 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
3401 use_debug_types to discriminate the die_id union.
3402 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
3403 (build_abbrev_table, output_die): Likewise.
3404 (prune_unused_types_walk_attribs): Likewise.
3405 (generate_type_signature, copy_declaration_context): Set it.
3406 (remove_child_or_replace_with_skeleton): Set it.
3407 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
3408 check use_debug_types.
3409 (dwarf2out_finish): Do break_out_includes after .debug_types.
3411 2012-05-03 Jason Merrill <jason@redhat.com>
3413 * dwarf2out.c (modified_type_die): Use scope_die_for.
3414 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3415 (uses_local_type_r, uses_local_type): New.
3416 (scope_die_for): Keep a type that uses a local type in local scope.
3417 Use get_context_die for namespace and type scope.
3419 2012-05-03 Jason Merrill <jason@redhat.com>
3421 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
3423 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
3424 (dwarf2out_finish): Likewise.
3426 2012-05-03 Martin Jambor <mjambor@suse.cz>
3428 * builtins.c (get_object_alignment_1): Return whether we can determine
3429 the alignment or conservatively assume byte alignment. Return the
3430 alignment by reference. Use get_pointer_alignment_1 for dereference
3432 (get_pointer_alignment_1): Return whether we can determine the
3433 alignment or conservatively assume byte alignment. Return the
3434 alignment by reference. Use get_ptr_info_alignment to get SSA name
3436 (get_object_alignment): Update call to get_object_alignment_1.
3437 (get_object_or_type_alignment): Likewise, fall back to type alignment
3438 only when it returned false.
3439 (get_pointer_alignment): Update call to get_pointer_alignment_1.
3440 * fold-const.c (get_pointer_modulus_and_residue): Update call to
3441 get_object_alignment_1.
3442 * ipa-prop.c (ipa_modify_call_arguments): Update call to
3443 get_pointer_alignment_1.
3444 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
3445 of MEM_REF or TARGET_MEM_REF only when it returns false.
3446 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
3447 get_object_alignment_1.
3448 (ccp_finalize): Use set_ptr_info_alignment.
3449 * tree.h (get_object_alignment_1): Update declaration.
3450 (get_pointer_alignment_1): Likewise.
3451 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
3452 (dump_gimple_stmt): Likewise.
3453 * tree-flow.h (ptr_info_def): Updated comments of fields align and
3455 (get_ptr_info_alignment): Declared.
3456 (mark_ptr_info_alignment_unknown): Likewise.
3457 (set_ptr_info_alignment): Likewise.
3458 (adjust_ptr_info_misalignment): Likewise.
3459 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
3460 and set alignment of SSA names.
3461 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
3462 mark_ptr_info_alignment_unknown.
3463 * tree-ssanames.c (get_ptr_info_alignment): New function.
3464 (mark_ptr_info_alignment_unknown): Likewise.
3465 (set_ptr_info_alignment): Likewise.
3466 (adjust_ptr_info_misalignment): Likewise.
3467 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
3468 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
3470 (bump_vector_ptr): Likewise.
3471 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
3472 (vectorizable_store): Likewise.
3473 (vectorizable_load): Likewise.
3475 2012-05-03 Michael Matz <matz@suse.de>
3477 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
3478 in front of basic_block_def.
3479 (struct basic_block_def): Make il.gimple the full struct, not a
3481 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
3483 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
3484 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
3485 NULL il.gimple, which can't happen anymore.
3486 * gimple.h (bb_seq): il.gimple can't be NULL.
3487 (bb_seq_add): Ditto.
3488 (set_bb_seq): Adjust.
3489 (gsi_start_bb, gsi_last_bb): Tidy.
3490 * lto-streamer-in.c (make_new_block): Don't zero members that
3491 are zeroed already, don't allocate a gimple_bb_info.
3492 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
3493 (remove_bb): Clear all il.gimple members.
3494 (gimple_verify_flow_info): Adjust for flat il.gimple.
3495 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
3497 * coretypes.h (const_gimple_seq): Remove typedef.
3498 * gimple.h (gimple_seq_first): Take gimple_seq.
3499 (gimple_seq_first_stmt): Ditto.
3500 (gimple_seq_last): Ditto.
3501 (gimple_seq_last_stmt): Ditto.
3502 (gimple_seq_empty_p): Ditto.
3504 2012-05-03 Richard Guenther <rguenther@suse.de>
3506 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
3508 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
3509 (compute_avail): Do not add possibly trapping operations to
3510 EXP_GEN if they might not be executed in the block.
3512 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
3514 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
3516 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
3518 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
3519 information as early as possible. Update dominance info instead of
3522 2012-05-03 Richard Guenther <rguenther@suse.de>
3524 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
3525 (union_contains_value): Remove.
3526 (vro_valid_in_sets): Likewise.
3527 (op_valid_in_sets): New function.
3528 (valid_in_sets): Use op_valid_in_sets.
3529 (insert_into_preds_of_block): Move dumping ...
3530 (do_regular_insertion): ... here.
3531 (do_partial_partial_insertion): ... and here. Dump that
3532 we've found a partial partial redundancy.
3533 (insert): Dump the current insert iteration.
3535 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3538 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3539 append program name to it and pass that as first argument
3540 to make_relative_prefix. Always pass standard_libexec_prefix
3541 as last argument to make_relative_prefix. If
3542 make_relative_prefix returns NULL, fall back to
3543 standard_libexec_prefix.
3546 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3550 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3551 mode, return that mode.
3554 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
3555 define __ATOMIC_HLE_* macros here.
3556 (ix86_target_macros): But here, using cpp_define_formatted.
3558 2012-05-03 Richard Guenther <rguenther@suse.de>
3560 PR tree-optimization/53144
3561 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3563 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3564 with SSA name values.
3565 (vn_reference_lookup_3): Adjust callers.
3567 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3569 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3570 has_fma4 for AMD processors with both fma3 and fma4 support.
3572 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
3575 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
3578 2012-05-03 Michael Matz <matz@suse.de>
3581 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
3582 (dse_enter_block): Properly iterate the whole sequence even
3583 if the last statement was removed.
3585 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
3587 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
3588 unset flag_jump_tables.
3589 * stmt.c (expand_case): Remove special flag_pic case conditional
3590 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
3592 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
3594 * common/config/s390/s390-common.c (s390_option_optimization_table):
3595 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
3596 default when optimizing.
3598 2012-05-02 Martin Jambor <mjambor@suse.cz>
3601 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3602 of a variable when the contect is a function.
3604 2012-05-02 Michael Matz <matz@suse.de>
3606 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
3607 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
3608 (const_gimple_seq_node): Remove.
3609 (gimple_seq_node): Typedef as gimple.
3610 (struct gimple_statement_base): Add next and prev members,
3611 adjust all WORD markers in using structs.
3612 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
3613 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
3614 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
3615 gimple are the same.
3616 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
3618 (gimple_init_singleton): New function.
3619 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
3620 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
3622 (gsi_stmt_ptr): Remove.
3623 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
3625 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
3626 again, adjust for above changes.
3627 (update_call_edge_frequencies): Adjust for above changes.
3628 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
3629 (gsi_insert_seq_nodes_after): Ditto.
3630 (gsi_split_seq_after): Ditto.
3631 (gsi_set_stmt): Ditto.
3632 (gsi_split_seq_before): Ditto.
3633 (gsi_remove): Ditto.
3634 (gsi_insert_seq_before_without_update): Don't free sequence.
3635 (gsi_insert_seq_after_without_update): Ditto.
3636 (gsi_replace): Assert some more invariants.
3637 (gsi_insert_before_without_update, gsi_insert_after_without_update):
3639 (gsi_for_stmt): Don't search for stmt.
3640 (gsi_insert_on_edge_immediate): Tidy.
3642 * gimple.c (gimple_alloc_k): Remove "sequences".
3643 (gimple_seq_cache): Remove.
3644 (gimple_alloc_stat): Make stmt a singleton sequence.
3645 (gimple_seq_alloc, gimple_seq_free): Remove.
3646 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
3647 (gimple_copy): Ditto.
3648 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
3649 create iterator from correct sequence.
3650 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
3652 2012-05-02 Michael Matz <matz@suse.de>
3654 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
3656 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
3657 sequence, lazily allocate it.
3658 (bb_seq_addr): New function.
3659 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
3660 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
3661 (gsi_none): New function.
3662 (gsi_start_bb): Adjust.
3663 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
3664 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
3665 (gsi_last_bb): Adjust.
3667 * tree-flow-inline.h (phi_nodes_ptr): New function.
3669 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
3670 datastructure and interface change.
3671 (gsi_insert_seq_before_without_update): Ditto.
3672 (gsi_insert_seq_nodes_after): Ditto.
3673 (gsi_insert_seq_after_without_update): Ditto.
3674 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
3675 (gsi_split_seq_before): Ditto.
3676 (gsi_start_phis): Adjust.
3677 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
3678 (vect_transform_loop): Ditto.
3679 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
3680 gimple_seq_copy): Don't use gimple_seq_alloc.
3681 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
3682 (gimplify_seq_add_seq): Ditto.
3683 * lto-streamer-in.c (make_new_block): Ditto.
3684 * tree-cfg.c (create_bb): Ditto.
3685 * tree-sra.c (initialize_parameter_reductions): Ditto.
3687 2012-05-02 Michael Matz <matz@suse.de>
3689 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
3690 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
3691 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
3692 set_bb_seq): Move down to after gimple_statement_d definition.
3694 2012-05-02 Michael Matz <matz@suse.de>
3696 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3697 gsi_replace_with_seq, instead of inserting itself.
3698 * gimple-iterator.c (gsi_replace_with_seq): New function.
3699 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
3700 iterator instead of statement, advance it.
3701 (ssa_forward_propagate_and_combine): Adjust call to above.
3703 2012-05-02 Michael Matz <matz@suse.de>
3705 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
3707 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
3708 * tree-nested.c (walk_gimple_omp_for): Ditto.
3709 * trans-mem.c (lower_transaction): Ditto.
3710 * tree-eh.c (do_return_redirection): Ditto.
3711 (do_goto_redirection): Ditto.
3712 (lower_try_finally_switch): Ditto.
3713 * gimplify.c (gimplify_stmt): Ditto.
3714 (gimplify_scan_omp_clauses): Ditto.
3715 (gimplify_omp_for): Ditto.
3716 (gimplify_function_tree): Ditto.
3717 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
3718 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
3719 (mf_build_check_statement_for): Ditto.
3720 (mx_register_decls): Ditto.
3721 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
3722 and don't use itertors to append.
3723 (insert_stmts): Ditto.
3724 (insert_out_of_ssa_copy): Ditto.
3725 (insert_out_of_ssa_copy_on_edge): Ditto.
3727 2012-05-02 Michael Matz <matz@suse.de>
3729 * gimple.h (gimple_bind_body_ptr): New function.
3730 (gimple_bind_body): Use it.
3731 (gimple_catch_handler): Use gimple_catch_handler_ptr.
3732 (gimple_eh_filter_failure_ptr): New function.
3733 (gimple_eh_filter_failure): Use it.
3734 (gimple_eh_else_n_body_ptr): New function.
3735 (gimple_eh_else_n_body): Use it.
3736 (gimple_eh_else_e_body_ptr): New function.
3737 (gimple_eh_else_e_body): Use it.
3738 (gimple_try_eval_ptr): New function.
3739 (gimple_try_eval): Use it.
3740 (gimple_try_cleanup_ptr): New function.
3741 (gimple_try_cleanup): Use it.
3742 (gimple_wce_cleanup_ptr): New function.
3743 (gimple_wce_cleanup): Use it.
3744 (gimple_omp_body_ptr): New function.
3745 (gimple_omp_body): Use it.
3746 (gimple_omp_for_pre_body_ptr): New function.
3747 (gimple_omp_for_pre_body): Use it.
3748 (gimple_transaction_body_ptr): New function.
3749 (gimple_transaction_body): Use it.
3750 (gsi_split_seq_before): Adjust to return nothing and take pointer
3752 (gsi_set_stmt): Declare.
3753 (gsi_replace_with_seq): Declare.
3754 (walk_gimple_seq_mod): Declare.
3755 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
3757 * gimple-iterator.c (gsi_set_stmt): New function.
3758 (gsi_split_seq_before): Return new sequence via pointer argument.
3759 (gsi_replace): Use gsi_set_stmt.
3761 * tree-ssa-loop-im.c (move_computations_stmt): First remove
3763 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
3764 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
3766 (reserve_phi_args_for_new_edge): Change call to above,
3769 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
3770 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
3771 iterators. Adjust call to lower_omp.
3772 (lower_lastprivate_clauses): Adjust call to lower_omp.
3773 (lower_reduction_clauses): Ditto.
3774 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
3775 (lower_omp_sections): Don't explicitely count sequence length,
3776 nullify lowered bodies earlier, ensure stmts are part of only
3777 one sequence, adjust call to lower_omp.
3778 (lower_omp_single): Ensure stmts are part of only one sequence,
3779 adjust call to lower_omp.
3780 (lower_omp_master): Ditto.
3781 (lower_omp_ordered): Ditto.
3782 (lower_omp_critical): Ditto.
3783 (lower_omp_for): Ditto.
3784 (lower_omp_taskreg): Ditto, tidy.
3785 (lower_omp_1): Adjust calls to lower_omp.
3786 (execute_lower_omp): Ditto.
3787 (lower_omp): Adjust to take pointer to sequence.
3788 (diagnose_sb_2): Use walk_gimple_seq_mod.
3789 (diagnose_omp_structured_block_errors): Ditto and set possibly
3790 changed function body.
3791 * gimple-low.c (lower_function_body): Set function body after
3793 (lower_sequence): Adjust to take pointer to sequence.
3794 (lower_omp_directive): Ensure stmt isn't put twice into the
3795 sequence, adjust call to lower_sequence.
3796 (lower_stmt): Adjust calls to lower_sequence.
3797 (lower_gimple_bind): Ditto.
3798 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
3799 * tree-nested.c (walk_body): Take pointer to sequence, use
3800 walk_gimple_seq_mod.
3801 (walk_function): Adjust call to walk_body, set possibly changed body.
3802 (walk_gimple_omp_for): Adjust calls to walk_body.
3803 (convert_nonlocal_omp_clauses): Ditto.
3804 (convert_nonlocal_reference_stmt): Ditto.
3805 (convert_local_omp_clauses): Ditto.
3806 (convert_local_reference_stmt): Ditto.
3807 (convert_tramp_reference_stmt): Ditto.
3808 (convert_gimple_call): Ditto.
3809 (convert_nl_goto_reference): Use local iterator copy.
3810 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
3811 but taking pointer to sequence, ensure gsi_start is called with
3813 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
3814 asserting that the sequence head didn't change.
3815 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
3816 walk_gimple_seq_mod.
3817 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
3818 (execute_lower_tm): Ditto, and set possibly changed body.
3819 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
3820 call gsi_start with that lvalue.
3821 (replace_goto_queue_stmt_list): Ditto.
3822 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
3823 (replace_goto_queue): Ditto.
3824 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
3825 (lower_try_finally_onedest): Ditto.
3826 (lower_try_finally_copy): Ditto.
3827 (lower_try_finally_switch): Ditto.
3828 (lower_try_finally): Ditto.
3829 (lower_eh_filter): Ditto.
3830 (lower_eh_must_not_throw): Ditto.
3831 (lower_cleanup): Ditto.
3832 (lower_eh_constructs_2): Ditto.
3833 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
3834 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
3835 set possibly changed body.
3836 (optimize_double_finally): Call gsi_start with lvalue.
3838 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
3839 (gimple_split_block): Ditto.
3840 (gimple_merge_blocks): Use gsi_start_phis.
3841 (move_stmt_r): Use walk_gimple_seq_mod.
3842 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
3843 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
3844 (rebuild_cgraph_edges): Ditto.
3845 (cgraph_rebuild_references): Ditto.
3846 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
3847 * tree-inline.c (copy_phis_for_bb): Ditto.
3848 * tree-ssa-dce.c: Ditto.
3850 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
3852 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
3853 Andi Kleen <ak@linux.intel.com>
3855 * coretypes.h (MEMMODEL_MASK): New.
3856 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
3857 and return new variable.
3858 (expand_builtin_atomic_exchange): Mask memmodel values.
3859 (expand_builtin_atomic_compare_exchange): Ditto.
3860 (expand_builtin_atomic_load): Ditto.
3861 (expand_builtin_atomic_store): Ditto.
3862 (expand_builtin_atomic_clear): Ditto.
3863 * doc/extend.texi: Mention port-dependent memory model flags.
3864 * config/i386/cpuid.h (bit_HLE): New.
3865 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
3867 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
3868 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
3869 (ix86_target_string)<-mhle>: New.
3870 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
3871 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
3872 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
3873 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
3874 enabled for generic, generic64 and core-avx2.
3875 (ix86_print_operand): Generate HLE lock prefixes.
3876 (ix86_memmodel_check): New.
3877 (TARGET_MEMMODEL_CHECK): Ditto.
3878 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
3879 (IX86_HLE_ACQUIRE): Ditto.
3880 (IX86_HLE_RELEASE): Ditto.
3881 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
3882 * config/i386/i386.opt (mhle): Ditto.
3883 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
3884 success model to instruction emitter.
3885 (atomic_fetch_add<mode>): Ditto.
3886 (atomic_exchange<mode>): Ditto.
3887 (atomic_add<mode>): Ditto.
3888 (atomic_sub<mode>): Ditto.
3889 (atomic_<code><mode>): Ditto.
3890 (*atomic_compare_and_swap_doubledi_pic): Ditto.
3891 (atomic_compare_and_swap_single<mode>): Define and use argument
3893 (atomic_compare_and_swap_double<mode>): Ditto.
3894 * configure.ac: Check if assembler support HLE prefixes.
3895 * configure: Regenerate.
3898 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
3901 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
3903 (gimplify_switch_expr): ... here.
3904 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
3905 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
3906 to clean up case labels with values outside the index type range.
3907 (simplify_gimple_switch): Call it if something changed.
3908 Remove strange and unnecessary assert.
3910 2012-05-02 Richard Guenther <rguenther@suse.de>
3912 * fold-const.c (div_if_zero_remainder): sizetypes no longer
3914 (int_const_binop_1): New worker for int_const_binop with
3915 overflowable parameter. Pass it through to force_fit_type_double.
3916 (int_const_binop): Wrap around int_const_binop_1 with overflowable
3918 (size_binop_loc): Call int_const_binop_1 with overflowable equal
3919 to minus one, forcing overflow detection for even unsigned types.
3920 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
3921 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
3922 * stor-layout.c (initialize_sizetypes): sizetypes no longer
3924 (layout_type): For zero-sized arrays ignore overflow on the
3926 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
3927 (bit_value_binop_1): Likewise.
3928 * tree.c (double_int_to_tree): Likewise.
3929 (double_int_fits_to_tree_p): Likewise.
3930 (force_fit_type_double): Likewise.
3931 (host_integerp): Likewise.
3932 (int_fits_type_p): Likewise.
3933 * varasm.c (output_constructor_regular_field): Sign-extend the
3934 field-offset to cater for negative offsets produced by the Ada
3936 * omp-low.c (extract_omp_for_data): Convert the loop step to
3937 signed for pointer adjustments.
3939 2012-05-02 Richard Guenther <rguenther@suse.de>
3941 * tree.c (valid_constant_size_p): New function.
3942 * tree.h (valid_constant_size_p): Declare.
3943 * cfgexpand.c (expand_one_var): Adjust check for too large
3944 variables by using valid_constant_size_p.
3945 * varasm.c (assemble_variable): Likewise.
3947 * c-decl.c (grokdeclarator): Properly check for sizes that
3948 cover more than half of the address-space.
3950 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3952 PR tree-optimization/53163
3953 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3954 return value from compute_all_dependences.
3956 PR rtl-optimization/53160
3957 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3958 has been modified by ree pass already.
3960 2012-05-01 Ian Lance Taylor <iant@google.com>
3963 * c-decl.c (build_compound_literal): Make the decl readonly if it
3964 an array of a readonly type.
3965 * gimplify.c (gimplify_compound_literal_expr): Add fallback
3966 parameter. Change all callers. If the decl is not addressable
3967 and is not an l-value, make it readonly.
3969 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
3971 * ira.c (allocated_reg_info_size): New static variable.
3972 (expand_reg_info): Manage it. Call
3973 setup_preferred_alternate_classes_for_new_pseudos.
3974 (ira): Don't do it here. Remove local allocated_reg_info_size,
3975 set the global before calling find_moveable_pseudos.
3976 (find_moveable_pseudos): Call expand_reg_info rather than
3979 2012-05-01 Richard Henderson <rth@redhat.com>
3981 * common.opt (fsync-libcalls): New.
3982 * doc/invoke.texi: Document it.
3983 * optabs.c (init_sync_libfuncs): Honor it.
3985 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
3986 Richard Sandiford <r.sandiford@uk.ibm.com>
3988 PR rtl-optimization/52543
3989 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
3991 * lower-subreg.h: New file.
3992 * target-globals.h (this_target_lower_subreg): Declare.
3993 (target_globals): Add lower_subreg;
3994 (restore_target_globals): Restore this_target_lower_subreg.
3995 * target-globals.c: Include it.
3996 (default_target_globals): Add default_target_lower_subreg.
3997 (save_target_globals): Initialize target_lower_subreg.
3998 * rtl.h (init_lower_subreg): Added declaration.
3999 * toplev.c (backend_init_target): Call initializer for lower-subreg
4001 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
4002 (default_target_lower_subreg): New variable.
4003 (this_target_lower_subreg): Likewise.
4004 (twice_word_mode, choices): New macros.
4005 (shift_cost, compute_splitting_shift, compute_costs)
4006 (init_lower_subreg): New functions.
4007 (resolve_simple_move): Add speed_p argument. Check choices.
4008 (find_pseudo_copy): Don't check the mode size here.
4009 (resolve_simple_move): Assert the mode size.
4010 (find_decomposable_shift_zext): Add speed_p argument and return
4011 a bool. Check choices.
4012 (resolve_shift_zext): Add comment.
4013 (dump_shift_choices, dump_choices): New functions.
4014 (decompose_multiword_subregs): Dump list of profitable
4015 transformations. Add code to skip non profitable transformations.
4016 Update calls to simple_move and find_decomposable_shift_zext.
4018 2012-05-01 Ian Bolton <ian.bolton@arm.com>
4019 Sameera Deshpande <sameera.deshpande@arm.com>
4020 Greta Yorsh <greta.yorsh@arm.com>
4022 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
4023 (thumb1_unexpanded_epilogue): ...this.
4024 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
4025 (thumb1_unexpanded_epilogue): ...this.
4026 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
4027 (thumb1_unexpanded_epilogue): ...this.
4029 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
4031 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
4032 comparing enumeration values. Update comments.
4034 2012-05-01 Alan Modra <amodra@gmail.com>
4037 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
4038 load_cr_save, add_crlr_cfa_restore): New functions.
4039 (rs6000_restore_saved_cr): Rename to..
4040 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
4041 (rs6000_emit_epilogue): Use new functions. Adjust condition
4042 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
4043 regs when using out-of-line restore only when shrink wrapping.
4045 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4048 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4049 calls to cgraph_node_name in xstrdup.
4050 (ipa_make_edge_direct_to_target): Ditto.
4051 * cgraph.c (dump_cgraph_node): Ditto.
4052 * tree-sra.c (convert_callers_for_node): Ditto.
4053 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4054 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4055 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4056 (cgraph_materialize_all_clones): Ditto.
4057 * ipa-inline.c (report_inline_failed_reason): Ditto.
4058 (want_early_inline_function_p): Ditto.
4059 (edge_badness): Ditto.
4060 (update_edge_key): Ditto.
4061 (flatten_function): Ditto.
4062 (ipa_inline): Ditto.
4063 (inline_always_inline_functions): Ditto.
4064 (early_inline_small_functions): Ditto.
4066 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4069 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
4070 constraints 0 and 1.
4072 012-04-30 Jan Hubicka <jh@suse.cz>
4074 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
4075 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
4076 (cgraph_add_to_same_comdat_group): Remove.
4077 (cgraph_add_asm_node): Move to cgraphunit.c.
4078 (cgraph_make_decl_local): Move to symtab.c
4079 (cgraph_make_node_local_1): Update.
4080 (cgraph_can_remove_if_no_direct_calls_and): Update.
4081 (used_from_object_file_p): Update.
4082 (resolution_used_from_other_file_p): Move to symtab.c
4083 (cgraph_used_from_object_file_p): move to symtab.c
4084 (verify_cgraph_node): Verify same comdat groups.
4085 * cgraph.h (cgraph_asm_node): Rename to ...
4086 (asm_node): ... this one.
4087 (cgraph_asm_nodes): Rename to ...
4088 (asm_nodes): ... this one.
4089 (symtab_add_to_same_comdat_group): New function.
4090 (symtab_dissolve_same_comdat_group_list): New function.
4091 (symtab_used_from_object_file_p): Declare.
4092 (symtab_make_decl_local): Declare.
4093 (cgraph_add_to_same_comdat_group): Remove.
4094 (cgraph_add_asm_node): Remove.
4095 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
4097 (cgraph_finalize_compilation_unit): Rename to ...
4098 (finalize_compilation_unit): ... this one.
4099 (cgraph_optimize): Rename to ....
4100 (compile): ... this one.
4101 (add_asm_node): Declare.
4102 (fixup_same_cpp_alias_visibility): Declare.
4103 (cgraph_make_decl_local): Remove.
4104 (varpool_assemble_pending_decls): Rename to ...
4105 (varpool_output_variables): ... this one.
4106 (varpool_remove_unreferenced_decls): Remove.
4107 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
4108 (preserve_function_body_p): Make static.
4109 * toplev.c (compile_file): Update comments; update.
4110 * cgraphunit.c: Update comments.
4111 (cgraph_expand_all_functions): Rename to ...
4112 (expand_all_functions): ... this one; update.
4113 (cgraph_mark_functions_to_output): Rename to ...
4114 (mark_functions_to_output): ... this one; cleanup.
4115 (cgraph_output_pending_asms): Remove prototype.
4116 (asm_nodes, asm_last_node): New static vars.
4117 (cgraph_process_new_functions): Update.
4118 (cgraph_reset_node): Cleanup; add comment.
4119 (cgraph_add_new_function): Update.
4120 (cgraph_output_pending_asms): Rename to ...
4121 (output_asm_statements): ... this one.
4122 (add_asm_node): New function.
4123 (fixup_same_cpp_alias_visibility): New function based on code
4124 in cgraph_analyze_function.
4125 (cgraph_analyze_function): Use it.
4126 (cgraph_order_sort): Update.
4127 (cgraph_output_in_order): Update.
4128 (cgraph_function_versioning): Update.
4129 (cgraph_optimize): Rename to ...
4130 (compile): ... this one; initialize streamer hooks here.
4131 (cgraph_finalize_compilation_unit): Rename to ...
4132 (finalize_compilation_unit): ... this one; do not initialize streamer
4134 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
4135 * dwarf2out.c: Update ocmment.
4136 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
4137 * method.c (use_thunk): Likewise.
4138 * semantics.c (maybe_add_lambda_conv_op): Likewise.
4139 * decl2.c (maybe_emit_vtables): Likewise.
4140 (cp_write_global_declarations): Use finalize_compilation_unit.
4141 * parser.c (cp_parser_asm_definition): Use add_asm_node.
4142 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
4143 * c-decl.c (c_write_global_declarations): Use
4144 finalize_compilation_unit.
4145 * langhooks.c (write_global_declarations): Update.
4146 * ipa.c (cgraph_externally_visible_p): Update.
4147 (dissolve_same_comdat_group_list): Remove.
4148 (function_and_variable_visibility): Update.
4149 * symtab.c: Inlcude lto-streamer.h and rtl.h
4150 (ld_plugin_symbol_resolution_names): New.
4151 (symtab_add_to_same_comdat_group): New.
4152 (symtab_dissolve_same_comdat_group_list): New.
4153 (resolution_used_from_other_file_p): Move here from cgraph.c
4154 (symtab_used_from_object_file_p): New.
4155 (symtab_make_decl_local): New.
4156 * passes.c (register_pass): Update comments.
4157 * c-parser.c (c_parser_asm_definition): Update.
4158 * varpool.c (varpool_analyze_node): Use
4159 fixup_same_cpp_alias_visibility.
4160 (varpool_remove_unreferenced_decls): Make static.
4161 (varpool_assemble_pending_decls): Rename to ...
4162 (varpool_output_variables): ... this one; call
4163 varpool_remove_unreferenced_decls.
4164 (varpool_used_from_object_file_p): Remove.
4166 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
4169 * c-typeck.c (build_array_ref): Call
4170 convert_vector_to_pointer_for_subscript.
4171 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
4173 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4175 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
4176 to compile-time "mode == <MODE>mode" checks.
4177 (and splitter): Ditto.
4179 2012-04-30 Richard Henderson <rth@redhat.com>
4181 * config/arm/arm.md (UNSPEC_LL): New.
4182 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
4183 (arm_load_exclusivedi): Use %H0.
4185 2012-04-30 Jason Merrill <jason@redhat.com>
4187 * dwarf2out.c (comdat_symbol_id): Add const.
4188 (union die_symbol_or_type_node): Add const to die_symbol.
4189 (output_die_symbol, output_die, output_comp_unit): Adjust.
4191 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
4193 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
4194 * config/arm/neon.md (negdi2_neon): New insn.
4195 Also add splitters for core and NEON registers.
4197 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
4199 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
4200 (arm_print_operand): Add 'x' format.
4201 * config/arm/constraints.md (Dn): Allow const_int.
4202 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
4203 Use 'x' format to print constants.
4204 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
4205 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
4207 (movdi_vfp_cortexa8): Likewise.
4209 2012-04-30 Ian Bolton <ian.bolton@arm.com>
4210 Sameera Deshpande <sameera.deshpande@arm.com>
4211 Greta Yorsh <greta.yorsh@arm.com>
4213 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
4214 * config/arm/arm.c (ldm_stm_operation_p): New function.
4215 * config/arm/predicates.md (load_multiple_operation): Update predicate.
4216 (store_multiple_operation): Likewise.
4218 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
4219 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
4220 * config/arm/predicates.md (load_multiple_operation): Add arguments.
4221 (store_multiple_operation): Likewise.
4223 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4225 * config/i386/i386.md (and<mode>3): Expand masking operations with
4226 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
4227 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
4229 2012-04-30 Dodji Seketeli <dodji@redhat.com>
4231 Add -Wvarargs option
4232 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
4233 argument for the various warning_at calls.
4234 * docs/invoke.texi: Update the documentation.
4236 2012-04-30 Dodji Seketeli <dodji@redhat.com>
4238 Switch -ftrack-macro-expansion=2 on by default.
4239 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
4242 Fix va_start related location
4243 * builtins.c (fold_builtin_next_arg): Unwinds to the first
4244 location in real source code.
4246 Make conversion warnings work on NULL with -ftrack-macro-expansion
4247 * input.h (expansion_point_location_if_in_system_header): Declare
4249 * input.c (expansion_point_location_if_in_system_header): Define it.
4251 Fix -Wuninitialized for -ftrack-macro-expansion
4252 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
4253 declaration. Use linemap_location_before_p for source locations.
4255 Strip "<built-in>" loc from displayed expansion context
4256 * input.c (expand_location_1): When expanding to spelling location
4257 in a context of a macro expansion, skip reserved system header
4258 locations. Update comments. * tree-diagnostic.c
4259 (maybe_unwind_expanded_macro_loc): Likewise.
4261 Make expand_location resolve to locus in main source file
4262 * input.c (expand_location_1): New. Takes a parameter to choose
4263 whether to resolve the location to spelling or expansion point.
4264 Was factorized from ...
4265 (expand_location): ... here.
4266 (expand_location_to_spelling_point): New. Implemented in terms of
4268 * diagnostic.c (diagnostic_build_prefix): Use the new
4269 expand_location_to_spelling_point instead of expand_location.
4271 Fix PCH crash on GTYed pointer-to-scalar field of a struct
4272 * gengtype.c (write_types_process_field): Force second argument of
4273 the call to the PCH object hierarchy walker to be 'x'.
4275 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4277 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4278 predicate to discriminate types.
4280 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
4282 * doc/invoke.texi (Wmissing-format-attribute): Document as an
4283 alias of Wsuggest-attribute=format.
4284 * c-typeck.c (convert_for_assignment): Replace
4285 Wmissing-format-attribute with Wsuggest-attribute=format.
4286 (digest_init): Likewise.
4288 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
4290 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
4291 * common.opt (Wmissing-noreturn): Alias of
4292 -Wsuggest-attribute=noreturn.
4294 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
4297 * config/cris/cris.md (andqu): New peephole2.
4298 (andu): Tweak head comment.
4300 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4301 Steven Bosscher <steven@gcc.gnu.org>
4302 Maxim Kuvyrkov <maxim@codesourcery.com>
4304 PR tree-optimization/38785
4305 * common.opt (ftree-partial-pre): New option.
4306 * doc/invoke.texi: Document it.
4307 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
4308 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
4310 (execute_pre): Use flag_tree_partial_pre.
4312 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4315 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
4318 2012-04-27 Ollie Wild <aaw@google.com>
4320 * doc/invoke.texi (Wliteral-suffix): Document new option.
4322 2012-04-27 Tom Tromey <tromey@redhat.com>
4324 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
4325 (dwarf_tag_name): Use get_DW_TAG_name.
4326 (dwarf_attr_name): Use get_DW_AT_name.
4327 (dwarf_form_name): Use get_DW_FORM_name.
4328 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
4330 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4332 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
4333 arguments are -1 and 0, by negating the result of the conditional.
4335 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4338 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4340 2012-04-27 Richard Guenther <rguenther@suse.de>
4342 * tree-flow.h (is_hidden_global_store): Remove.
4343 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
4344 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
4345 (stmt_may_clobber_global_p): Likewise.
4346 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
4347 (stmt_may_clobber_global_p): Likewise.
4348 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
4349 stmt_may_clobber_global_p.
4350 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
4352 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
4354 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
4357 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
4358 reorganize some fields and update comments. Rename bit_test_uniq
4359 and bit_test_count to uniq resp. count. Remove bit_test_bb.
4360 (collect_switch_conv_info): New function, collects info about a
4361 GIMPLE_SWITCH into a struct switch_conv_info.
4362 (check_range): Simplify to use pre-recorded info. Fix think-o in
4363 range-branch ratio check.
4364 (check_process_case): Remove function.
4365 (check_all_empty_except_final): New function, verifies that all
4366 non-final basic blocks are empty.
4367 (process_switch): Simplify to use pre-recorded info. Call
4368 collect_switch_conv_info to do that. Assert that degenerate switch
4369 statements have been cleaned up.
4371 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
4374 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
4376 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
4379 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
4381 2012-04-27 Tom de Vries <tom@codesourcery.com>
4383 PR tree-optimization/51879
4384 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
4385 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
4387 (defs_to_varying): ... here. Don't set use_processed.
4388 (visit_reference_op_call): Handle gimple_vdef.
4389 Handle case that lhs is NULL_TREE.
4390 (visit_use): Use mark_use_processed. Handle calls with side-effect
4391 using visit_reference_op_call.
4393 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
4395 * sched-deps.c (fixup_sched_groups): Rename to...
4396 (chain_to_prev_insn): ...this.
4397 (chain_to_prev_insn_p): New function.
4398 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
4400 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
4402 * sched-int.h (_haifa_insn_data): Move priority_status.
4404 (INSN_MODEL_INDEX): New macro.
4405 * haifa-sched.c (insn_delay): New function.
4406 (sched_regno_pressure_class): Update commentary.
4407 (mark_regno_birth_or_death): Pass the liveness bitmap and
4408 pressure array as arguments, instead of using curr_reg_live and
4409 curr_reg_pressure. Only update the pressure if the bit in the
4410 liveness set has changed.
4411 (initiate_reg_pressure_info): Always trust the live-in set for
4412 SCHED_PRESSURE_MODEL.
4413 (initiate_bb_reg_pressure_info): Update call to
4414 mark_regno_birth_or_death.
4415 (dep_list_size): Take the list as argument.
4416 (calculate_reg_deaths): New function, extracted from...
4417 (setup_insn_reg_pressure_info): ...here.
4418 (MODEL_BAR): New macro.
4419 (model_pressure_data, model_insn_info, model_pressure_limit)
4420 (model_pressure_group): New structures.
4421 (model_schedule, model_worklist, model_insns, model_num_insns)
4422 (model_curr_point, model_before_pressure, model_next_priority):
4424 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
4425 (MODEL_INSN_INFO, MODEL_INSN): New macros.
4426 (model_index, model_update_limit_points_in_group): New functions.
4427 (model_update_limit_points, model_last_use_except): Likewise.
4428 (model_start_update_pressure, model_update_pressure): Likewise.
4429 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
4430 (model_excess_cost, model_dump_pressure_points): Likewise.
4431 (model_set_excess_costs): Likewise.
4432 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
4433 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
4434 schedule as an alternative tie-breaker. Update the call to
4436 (ready_sort): Call model_set_excess_costs.
4437 (update_register_pressure): Update call to mark_regno_birth_or_death.
4438 Rely on that function to check liveness rather than doing it here.
4439 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
4440 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
4441 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
4442 (model_record_pressure, model_record_pressures): New functions.
4443 (model_record_final_pressures, model_add_successors_to_worklist)
4444 (model_promote_predecessors, model_choose_insn): Likewise.
4445 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
4446 (model_start_schedule, model_finalize_pressure_group): Likewise.
4447 (model_end_schedule): Likewise.
4448 (schedule_insn): Say when we're scheduling the next instruction
4449 in the model schedule.
4450 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
4451 (queue_to_ready): Do not add instructions that are
4452 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
4453 Always allow the next instruction in the model schedule to be added.
4454 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
4455 and delay for SCHED_PRESSURE_MODEL too.
4456 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
4457 SCHED_PRIORITY_MODEL, but also take the DFA into account.
4458 (schedule_block): Call model_start_schedule and model_end_schedule.
4459 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
4460 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
4461 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
4463 (sched_finish): Update accordingly.
4464 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
4465 to SCHED_PRESSURE_MODEL.
4466 (add_jump_dependencies): Update call to dep_list_size.
4467 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
4468 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
4469 to SCHED_PRESSURE_MODEL.
4470 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
4471 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
4472 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
4473 handling to SCHED_PRESSURE_MODEL.
4475 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
4477 * common.opt (fsched-pressure-algorithm=): New option.
4478 * flag-types.h (sched_pressure_algorithm): New enum.
4479 * sched-int.h (sched_pressure_p): Replace with...
4480 (sched_pressure): ...this new variable.
4481 * haifa-sched.c (sched_pressure_p): Replace with...
4482 (sched_pressure): ...this new variable.
4483 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
4484 (update_reg_and_insn_max_reg_pressure, schedule_insn)
4485 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
4486 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
4487 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
4488 (sched_analyze_insn): Likewise.
4489 * sched-rgn.c (schedule_region): Likewise.
4490 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
4492 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
4494 * PR middle-end/52997
4495 * ira.c (find_moveable_pseudos): Call resize_reg_info.
4498 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
4499 * expr.c (convert_move): Honor unsignedp when extending partial int
4501 * genmodes.c (complete_mode): Don't clear component field of partial
4503 (emit_mode_inner): Don't emit it however.
4504 (calc_wider_mode): Partial int modes widen to their component.
4506 2012-04-26 David S. Miller <davem@davemloft.net>
4508 * config/sparc/niagara4.md: New file.
4509 * config/sparc/sparc.md: Include it.
4510 * config/sparc/sparc.c (niagara4_costs): New processor costs.
4511 (sparc_option_override): Use it.
4512 (sparc_use_sched_lookahead): Return 2 for niagara4.
4513 (sparc_issue_rate): Likewise.
4515 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
4516 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
4517 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
4518 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
4519 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
4520 alignaddrldi_vis): Set type to gsr.
4521 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
4522 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
4523 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
4524 v<vis3_shift_patname><mode>3, fmean16_vis,
4525 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
4526 fucmp<code>8<P:mode>_vis): Set type to fga.
4527 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
4528 * config/sparc/niagara.md: Likewise.
4529 * config/sparc/niagara2.md: Likewise.
4530 * config/sparc/ultra3.md: Likewise, and fix type matching for
4531 us3_ialuX reservation.
4533 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4535 * reload.c (find_reloads): Change the loop nesting when trying an
4536 alternative with swapped operands.
4538 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4540 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
4541 comment. Delete unused parameter first_exp_point_map.
4542 (virt_loc_aware_diagnostic_finalizer): Update call.
4544 2012-04-26 Michael Hope <michael.hope@linaro.org>
4545 Richard Earnshaw <rearnsha@arm.com>
4547 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
4548 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
4549 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
4550 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
4552 2012-04-25 Sriraman Tallam <tmsriram@google.com>
4554 * doc/extend.texi: Document avx2 support.
4555 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
4557 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4560 * config/cris/cris.md ("*andhi_lowpart_v32")
4561 ("*andqi_lowpart_v32"): Change first input-only operand from
4562 a (match_operand ...) to (match_dup 0). Drop alternatives with
4563 const_int-matching constraints for redundancy.
4564 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4565 three-operand alternative.
4567 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4570 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
4571 instead expand it as zero extension.
4573 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
4576 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
4578 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4580 * common.opt (flag_debug_types_section): Default to 0.
4581 (dwarf_version): Default to 4.
4582 (dwarf_record_gcc_switches): Default to 1.
4583 (dwarf_strict): Default to 0.
4584 * toplev.c (process_options): Don't handle dwarf_strict
4585 or dwarf_version here.
4586 * config/vxworks.c (vxworks_override_options): Don't
4587 test whether dwarf_strict or dwarf_version are negative,
4588 instead test !global_options_set.x_dwarf_*.
4589 * config/darwin.c (darwin_override_options): Default to
4591 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
4592 and -fno-debug-types-section are now the default.
4594 2012-04-25 Jan Hubicka <jh@suse.cz>
4596 * cgraphunit.c: Update toplevel comment.
4597 (tree_rest_of_compilation): Merge into cgraph_expand_function.
4598 (cgraph_analyze_function): Make static.
4599 (cgraph_decide_is_function_needed): Make static.
4600 (cgraph_add_new_function): Use expand_function instead of
4601 rest_of_compilation.
4602 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
4603 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
4605 (cgraph_inline_p): Remove.
4606 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
4607 (init_cgraph): Add comment.
4608 * cgraphbuild.c (record_reference, mark_address, mark_load,
4609 mark_store): Do not call analyze_expr hook.
4610 * cgraph.c: Update toplevel comment.
4611 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
4612 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
4613 Move fere from cgraphunit.c
4614 (cgraph_mark_force_output_node): Move to cgraph.h
4615 * cgraph.h: Reorder so the comments match the function placement.
4616 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
4617 (cgraph_mark_force_output_node): Move here from cgraph.c
4618 * tree.c (free_lang_data): Do not clear analyze_expr hook.
4619 * ipa-inline-transform.c (preserve_function_body_p): New function.
4620 (inline_transform): Update.
4621 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
4622 * langhooks.h (lang_hooks_for_callgraph): Remove.
4623 (lang_hooks): Remove callgraph.
4624 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
4625 * varpool.c: Remove out of date comment.
4626 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
4627 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
4629 2012-04-25 Jan Hubicka <jh@suse.cz>
4632 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
4633 forward declaration.
4634 (cgraph_finalize_function): Finalize them here.
4635 * symtab.c (dump_symtab): Dump ctors and dtors.
4637 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4640 * stor-layout.c (get_best_mode): Don't return mode with bitsize
4641 larger than maxbits. Don't compute maxbits modulo align.
4642 Also check that unit bytes long store at bitpos / unit * unit
4643 doesn't affect bits beyond bitregion_end.
4644 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
4645 would not fit into bitregion_start ... bitregion_end + 1 bit region.
4646 (store_split_bit_field): Decrease unit close to end of bitregion_end
4647 if access is restricted in order to avoid mutual recursion.
4649 PR tree-optimization/53058
4650 * double-int.h (double_int_max_value, double_int_min_value): New
4652 * double-int.c (double_int_max_value, double_int_min_value): New
4654 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
4655 or GT_EXPR with double_int_max_value instead of double_int_mask.
4657 2012-04-25 Richard Guenther <rguenther@suse.de>
4659 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
4660 * tree-vect-loop.c (vect_transform_loop): Adjust.
4661 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
4662 the maximum number of iterations for the epilogue loop.
4663 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
4665 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4668 * c-typeck.c (set_nonincremental_init,
4669 set_nonincremental_init_from_string): Pass true instead of false
4670 as IMPLICIT to add_pending_init.
4672 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
4674 * c-typeck.c (pop_init_level): Improve diagnostics.
4676 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
4678 * compare-elim.c (try_eliminate_compare): Also handle operands with
4679 implicit extensions.
4681 2012-04-25 Alan Modra <amodra@gmail.com>
4683 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
4684 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
4685 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
4686 (no_global_regs_above): Delete.
4687 (no_global_regs): New function.
4688 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
4689 value for load multiple test.
4690 (savres_routine_syms): Increase size.
4691 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
4692 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
4693 rather than a number of boolean flags. Update all callers.
4694 (rs6000_savres_routine_name): Generate vector save/restore names.
4695 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
4696 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
4697 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
4698 and using_store_multiple. Expand uses. Don't always use r11 as
4699 frame reg when needed for out-of-line saves. Set up initial offset
4700 for out-of-line vector saves when buying stack frame. Handle pointer
4701 reg setup for out-of-line fp save. Emit call to out-of-line vector
4702 save function. Choose r11 or r12 for vrsave reg when available for
4704 (rs6000_output_function_prologue): Don't emit .extern for ELF.
4705 (rs6000_emit_epilogue): Choose a better frame reg when restoring
4706 from back-chain to suit out-of-line vector restore functions. Emit
4707 call to out-of-line vector restore function. Adjust register used
4708 for cr restore. Tweak pointer register setup for gpr restore.
4709 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
4711 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
4712 (V_SAVE_INLINE): Define.
4713 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
4715 2012-04-25 Alan Modra <amodra@gmail.com>
4717 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
4718 out-of-line save/restore for large frames. Don't disable
4719 out-of-line saves on ABI_AIX when using static chain reg.
4720 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
4721 clobber static chain reg, and tweak for out-of-line gpr saves
4724 2012-04-25 Alan Modra <amodra@gmail.com>
4726 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
4727 (rs6000_emit_prologue): Use the above to catch register overlap.
4729 2012-04-25 Alan Modra <amodra@gmail.com>
4731 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
4732 decl. Move logic selecting update reg to callers. Update all callers.
4733 (rs6000_emit_allocate_stack): Add copy_off param.
4734 (emit_frame_save): Don't handle reg+reg addressing.
4735 (ptr_regno_for_savres): New function, extracted from..
4736 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
4737 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
4738 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
4739 frame offset adjustment for out-of-line save with copy from sp.
4740 Simplify condition controlling whether cr is saved early or
4741 late. Use ptr_regno_for_savres to verify correct reg is set
4742 up for out-of-line saves. Pass the actual pointer reg used to
4743 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
4744 function. Rearrange spe vars so code is similar to that
4745 elsewhere in this function. Don't update frame_off when spe
4746 save code will restore r11. Use emit_frame_save for spe and
4747 gpr saves. Consolidate darwin out-of-line gpr setup with that
4748 for other abis. Don't assume frame_offset is zero and frame
4749 reg is sp when setting up altivec reg saves, and calculate
4750 exact offset requirement.
4751 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
4752 spe restore code. Consolidate darwin out-of-line gpr setup
4753 with that for other abis.
4755 2012-04-25 Alan Modra <amodra@gmail.com>
4757 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
4758 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
4760 (emit_frame_save): Delete frame_ptr param. Rename total_size to
4762 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
4763 and emit_frame_save calls. Cope with possibly missing note.
4765 2012-04-24 Sriraman Tallam <tmsriram@google.com>
4767 * config/i386/i386.c (build_processor_model_struct): New function.
4768 (make_var_decl): New function.
4769 (fold_builtin_cpu): New function.
4770 (ix86_fold_builtin): New function.
4771 (make_cpu_type_builtin): New function.
4772 (ix86_init_platform_type_builtins): New function.
4773 (ix86_expand_builtin): Expand new builtins by folding them.
4774 (ix86_init_builtins): Make new builtins to detect CPU type.
4775 (TARGET_FOLD_BUILTIN): New macro.
4776 (IX86_BUILTIN_CPU_INIT): New enum value.
4777 (IX86_BUILTIN_CPU_IS): New enum value.
4778 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
4779 * config/i386/i386-builtin-types.def: New function type.
4780 * testsuite/gcc.target/builtin_target.c: New testcase.
4781 * doc/extend.texi: Document builtins.
4783 2012-04-24 Olivier Hainque <hainque@adacore.com>
4785 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
4786 * toplev.c (process_options): Default to dwarf_version 2.
4787 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
4788 and dwarf_version 2.
4790 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4792 * tree-pretty-print.h (default_tree_printer): Do not declare.
4793 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
4795 (default_tree_diagnostic_starter): Make static.
4796 (default_tree_printer): Move to here. Make static.
4797 (tree_diagnostics_defaults): New.
4798 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
4799 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
4800 * toplev.c: Do not include tree-pass.h.
4801 (default_tree_printer): Move from here.
4802 (general_init): Use tree_diagnostics_defaults.
4804 2012-04-24 Chao-ying Fu <fu@mips.com>
4806 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
4807 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
4808 * config/mips/gnu-user.h
4809 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
4810 (GNU_USER_TARGET_LINK_SPEC): New define.
4811 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
4812 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
4813 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
4814 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
4815 GNU_USER_TARGET_ENDFILE_SPEC.
4816 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
4817 (GNU_USER_TARGET_LINK_SPEC): New define.
4818 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
4819 * config/mips/linux-common.h: New file.
4821 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4824 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
4825 (altivec_build_resolved_builtin): Call fully_fold_convert.
4827 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4830 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4832 2012-04-24 Richard Guenther <rguenther@suse.de>
4834 PR tree-optimization/53085
4835 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4838 2012-04-24 Richard Guenther <rguenther@suse.de>
4840 * tree-if-conv.c (main_tree_if_conversion): Move bb under
4843 2012-04-24 Jim Meyering <meyering@redhat.com>
4845 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
4846 absence of an define_enum call.
4848 2012-04-24 Richard Guenther <rguenther@suse.de>
4850 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
4851 the epilogue loop is not re-used as unvectorized version
4852 record the its maximum number of iterations.
4854 2012-04-24 Andrew Pinski <apinski@cavium.com>
4856 * tree-ssa-forwprop.c (simplify_bitwise_binary):
4857 Don't directly use def1/def2.
4859 2012-04-24 Richard Guenther <rguenther@suse.de>
4861 PR tree-optimization/53098
4862 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
4865 2012-04-24 Andrew Pinski <apinski@cavium.com>
4868 * tree-ssa-forwprop.c (defcodefor_name): New function.
4869 (simplify_bitwise_binary): Use defcodefor_name instead of manually
4870 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
4871 Simplify "(~X | Y) & X" to "X & Y" and
4872 "(~X & Y) | X" to "X | Y".
4874 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4876 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
4877 validate_change to add clobbers if IN_GROUP is nonzero.
4878 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
4879 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
4881 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
4883 * config/s390/s390.c (insn_invalid_p): Likewise.
4885 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4888 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
4889 (output_addressed_constants): Likewise.
4892 * varasm.c (get_section): Don't ICE for section conflicts with
4893 built-in section kinds.
4895 2012-04-23 DJ Delorie <dj@redhat.com>
4897 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
4898 (LIBSTDCXX): Change to CPP2.
4900 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
4903 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
4906 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4908 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4909 (*addsi_2_zext): Ditto.
4910 (*add<mode>_3): Ditto.
4911 (*addsi_3_zext): Ditto.
4912 (*add<mode>_5): Ditto.
4914 2012-04-23 Andrew Pinski <apinski@cavium.com>
4916 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
4917 (C & B) to (A OP0) & B.
4919 2012-04-23 Martin Jambor <mjambor@suse.cz>
4921 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
4922 temporaries created for a bitfield (reverting revision 122014).
4924 2012-04-23 Richard Guenther <rguenther@suse.de>
4926 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
4927 the condition using is_gimple_condexpr and avoid the not necessary
4929 (set_prologue_iterations): Likewise.
4930 (vect_loop_versioning): Likewise.
4932 2012-04-23 Richard Guenther <rguenther@suse.de>
4934 PR tree-optimization/53070
4935 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
4936 (main_tree_if_conversion): Verify we succeeded in that.
4938 2012-04-23 Jan Hubicka <jh@suse.cz>
4940 * lto-symtab.c (lto_cgraph_replace_node): Do not call
4941 mark_reahcable_node.
4942 * cgraph.c (cgraph_remove_node): Do not clear reachable.
4943 (cgraph_mark_reachable_node): Remove.
4944 (cgraph_mark_force_output_node): Do not set reachable.
4945 (dump_cgraph_node): Do not dump reachable.
4946 (cgraph_create_virtual_clone): Do not set reachable.
4947 * cgraph.h (cgraph_node): Remove reachable flag.
4948 (varpool_node): Remove reachable flag.
4949 (cgraph_mark_if_needed): Remove.
4950 (cgraph_mark_reachable_node): Remove.
4951 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
4952 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
4954 (cgraph_add_new_function): Likewise.
4955 (cgraph_mark_if_needed): Remove.
4956 (cgraph_analyze_function): Do not set target as reachable.
4957 (process_function_and_variable_attributes): Do not care about
4959 (cgraph_analyze_functions): Do not set reachable flags.
4960 (cgraph_mark_functions_to_output): Do not check reachability.
4961 (cgraph_copy_node_for_versioning): Do not set reachable flag.
4962 (dbxout_expand_expr): Update.
4963 * c-decl.c (merge_decls): Do not track changed externs.
4964 * ipa.c: Include pointer-set.h
4965 (enqueue_cgraph_node): Use reachable pointer set.
4966 (process_references): Likewise.
4967 (cgraph_remove_unreachable_nodes): Likewise.
4968 (whole_program_function_and_variable_visibility): Do not recompute
4970 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
4972 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4974 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4976 2012-04-23 Richard Guenther <rguenther@suse.de>
4979 * c-typeck.c (build_binary_op): Fix typo.
4981 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4983 PR tree-optimizations/52891
4984 * tree-vect-patterns.c (adjust_bool_pattern): Use
4985 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4986 but with non-standard precision.
4988 2012-04-22 Jan Hubicka <jh@suse.cz>
4990 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
4993 2012-04-22 Jan Hubicka <jh@suse.cz>
4995 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
4996 * cgraphbuild.c (record_reference, record_type_list, mark_address,
4997 mark_load, mark_store): Do not mark varpool nodes as needed.
4998 * cgraph.c (cgraph_new_nodes): Remove.
4999 (cgraph_create_function_alias): Do not mark nodes as reachable.
5000 (cgraph_add_thunk): Likewise.
5001 (cgraph_mark_reachable_node): Do not manage the queue.
5002 * cgraph.h (cgraph_node): Remove next_needed.
5003 (varpool_nodes_queue): Remove next_needed and prev_needed.
5004 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
5005 (cgraph_new_nodes): Declare.
5006 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
5007 (varpool_analyze_pending_decls): Remove.
5008 (varpool_analyze_node): New.
5009 (varpool_mark_needed_node): Remove.
5010 (varpool_first_variable, varpool_next_variable): New inlines.
5011 (varpool_first_static_initializer, varpool_next_static_initializer):
5013 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
5014 (varpool_first_defined_variable): New inline.
5015 (varpool_next_defined_variable): New inline
5016 (FOR_EACH_VARIABLE): Reimplement.
5017 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
5018 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
5020 * cgraphunit.c (cgraph_new_nodes): Declare here.
5021 (enqueue_node): New function.
5022 (cgraph_process_new_functions): update for new
5023 node set; when constructing cgraph enqueue node for processing.
5024 (cgraph_add_new_function): Use new node set.
5025 (process_function_and_variable_attributes): Do not set varpool needed
5027 (referred_to_p): New function.
5028 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
5029 when varpool is in construction.
5030 (cgraph_analyze_functions): Rewrite.
5031 (cgraph_expand_all_functions): Update.
5032 (cgraph_output_in_order): Do not analyze pending decls; do not set
5034 (cgraph_optimize): Do not analyze pending decls.
5035 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
5036 in other partition; do not mark node as needed.
5037 * dwarf2out.c (reference_to_unused): Use analyzed flag.
5038 (premark_types_used_by_global_vars_helper): Likewise.
5039 * ipa.c (process_references): Do not call varpool_mark_needed_node.
5040 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
5042 (function_and_variable_visibility): Do not mark node as needed.
5043 (whole_program_function_and_variable_visibility): Likewise.
5044 * Makefile.in (gt-varpool.h): No longer needed.
5045 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
5046 (ipa_write_summaries): Do not use needed flag.
5047 * varpool.c: Do not include gt-varpool.h
5048 (x_varpool_nodes_queue, x_varpool_last_needed_node,
5049 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
5050 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
5052 (varpool_remove_node): Do not update the lists.
5053 (dump_varpool_node): Do not dump needed flag.
5054 (varpool_enqueue_needed_node): Remove.
5055 (varpool_mark_needed_node): Remove.
5056 (varpool_reset_queue): Remove.
5057 (varpool_finalize_decl): Move to cgraphunit.c
5058 (varpool_analyze_node): New functions based on former
5059 varpool_analyze_pending_decls.
5060 (varpool_analyze_pending_decls): Remove.
5061 (varpool_assemble_decl): Do not update the lists.
5062 (enqueue_node): New function.
5063 (varpool_remove_unreferenced_decls): Rewrite.
5064 (varpool_empty_needed_queue): Remove.
5065 (add_new_static_var): Do not mark node as needed.
5066 (varpool_create_variable_alias): Handle expansion state
5068 * except.c (output_ttype): Do not mark node as needed.
5069 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
5070 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
5072 * tree-switch-conversion.c (build_one_array): Likewise.
5074 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5077 * doc/invoke.texi (pedantic): Rename to Wpedantic.
5078 * common.opt (Wpedantic): New.
5079 (pedantic): Alias Wpedantic.
5080 * diagnostic.c (warning_at): Likewise.
5081 * c-decl.c (diagnose_mismatched_decls): Likewise.
5082 (build_array_declarator): Likewise.
5083 (mark_forward_parm_decls):
5084 (check_bitfield_type_and_width): Likewise.
5085 (grokdeclarator): Likewise.
5086 (grokfield): Likewise.
5087 (finish_struct): Likewise.
5088 (build_enumerator): Likewise.
5089 (store_parm_decls_oldstyle): Likewise.
5090 (declspecs_add_qual): Likewise.
5091 (declspecs_add_type): Likewise.
5092 (finish_declspecs): Likewise.
5093 * c-typeck.c (composite_type): Likewise.
5094 (comp_target_types): Likewise.
5095 (build_array_ref): Likewise.
5096 (pointer_diff): Likewise.
5097 (build_unary_op): Likewise.
5098 (build_conditional_expr): Likewise.
5099 (build_c_cast): Likewise.
5100 (convert_for_assignment): Likewise.
5101 (maybe_warn_string_init): Likewise.
5102 (digest_init): Likewise.
5103 (pop_init_level): Likewise.
5104 (set_init_index): Likewise.
5105 (c_finish_goto_label): Likewise.
5106 (c_finish_return): Likewise.
5107 (do_case): Likewise.
5108 (build_binary_op): Likewise.
5109 * c-parser.c (static): Likewise.
5110 (c_parser_external_declaration): Likewise.
5111 (c_parser_declaration_or_fndef): Likewise.
5112 (c_parser_static_assert_declaration_no_se): Likewise.
5113 (c_parser_enum_specifier): Likewise.
5114 (c_parser_struct_or_union_specifier): Likewise.
5115 (c_parser_struct_declaration): Likewise.
5116 (c_parser_alignas_specifier): Likewise.
5117 (c_parser_braced_init): Likewise.
5118 (c_parser_initelt): Likewise.
5119 (c_parser_compound_statement_nostart): Likewise.
5120 (c_parser_conditional_expression): Likewise.
5121 (c_parser_alignof_expression): Likewise.
5122 (c_parser_postfix_expression): Likewise.
5123 (c_parser_postfix_expression_after_paren_): Likewise.
5124 (c_parser_objc_class_instance_variables): Likewise.
5125 (c_parser_objc_method_definition): Likewise.
5126 (c_parser_objc_methodprotolist): Likewise.
5128 2012-04-22 Ian Lance Taylor <iant@google.com>
5130 * godump.c (go_output_typedef): Dump size of structs.
5132 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
5134 Correcting transform_to_exit_first_loop + fix to PR46886
5135 * tree-parloops.c (transform_to_exit_first_loop): Remove
5136 setting of number of iterations according to the loop pattern.
5137 Duplicate from entry to exit->src instead of loop->latch.
5138 (pallelize_loops): Remove the condition preventing do-while loops.
5139 * tree-cfg.c (bool bb_in_region_p): New.
5140 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
5141 Adjust redirection of the duplicated iteration.
5143 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
5146 * rtl.def (ADDRESS): Use "i" rather than "w".
5147 * rtl.h (find_base_term): Delete.
5148 (may_be_sp_based_p): Declare.
5149 * rtl.c (rtx_code_size): Remove ADDRESS special case.
5150 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
5151 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
5153 (find_base_term): Make static.
5154 (may_be_sp_based_p): New function.
5155 * dse.c (record_store): Use it.
5156 * store-motion.c (store_killed_in_insn): Likewise.
5158 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
5160 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
5162 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
5165 * c-typeck.c (inform_declaration): New.
5166 (build_function_call_vec): Do not pretty-print
5167 expressions when caret is enabled.
5168 (convert_arguments): Use inform_declaration.
5170 2012-04-20 Jim Meyering <meyering@redhat.com>
5172 * genmodes.c (make_complex_modes): Don't truncate a mode name of
5173 length 7 or more when prepending a "C". Suggested by Richard Guenther.
5175 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5177 PR rtl-optimization/44214
5178 * fold-const.c (exact_inverse): New function.
5179 (fold_binary_loc): Fold vector and complex division by constant into
5180 multiply by recripocal with flag_reciprocal_math; fold vector division
5181 by constant into multiply by reciprocal with exact inverse.
5183 2012-04-20 Jan Hubicka <jh@suse.cz>
5185 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
5187 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
5188 (cgraph_remove_node): Update.
5189 (cgraph_mark_needed_node): Remove.
5190 (cgraph_mark_force_output_node): New.
5191 (dump_cgraph_node): Do not dump needed flag.
5192 (cgraph_node_cannot_be_local_p_1): Update.
5193 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
5194 * cgraph.h (symtab_node_base): Add force_output flag.
5195 (cgraph_node): Remove needed flag.
5196 (varpool_node): Remove force_output flag.
5197 (cgraph_mark_needed_node): Remove.
5198 (cgraph_mark_force_output_node): New.
5199 (cgraph_only_called_directly_or_aliased_p,
5200 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
5201 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
5202 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
5203 (cgraph_add_new_function): Update.
5204 (cgraph_mark_if_needed): Update.
5205 (verify_cgraph_node): Update.
5206 (cgraph_analyze_function): Alias target is reachable.
5207 (process_function_and_variable_attributes): Update: externally_visible
5208 flag makes function reachable.
5209 (cgraph_analyze_functions): Update dumping.
5210 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
5211 input_overwrite_node, input_varpool_node): Update streaming.
5212 * lto-streamer-out.c (produce_symtab): Use force_output.
5213 * ipa.c (process_references): Weakrefs must be processed.
5214 (cgraph_remove_unreachable_nodes): Likewise; update for new
5216 (varpool_externally_visible_p): Weakrefs are externally visible
5217 even if they are not.
5218 (function_and_variable_visibility): Update; when processing alias
5219 pair force the targets to be output.
5220 (whole_program_function_and_variable_visility): Use
5221 mark_reachable_node.
5222 * trans-mem.c (ipa_tm_mark_needed_node): Remove
5223 (ipa_tm_mark_force_output_node): New function.
5224 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
5225 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
5227 * varasm.c (mark_decl_referenced): Update.
5228 (find_decl_and_mark_needed): Remove.
5229 (find_decl): New function.
5230 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
5231 alias targets as needed.
5232 (dump_tm_clone_pairs): Update.
5233 * tree-inline.c (copy_bb): Update check.
5234 * symtab.c (dump_symtab_base): Dump force_output.
5235 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
5236 * passes.c (execute_todo): Fix dumping.
5237 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
5238 (varpool_analyze_pending_decls): Alias target is reachable.
5239 (varpool_create_variable_alias): Finalize weakrefs.
5241 2012-04-20 Jakub Jelinek <jakub@redhat.com>
5244 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
5245 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
5246 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
5247 macros instead of constants.
5248 * dse.c (record_store): Check for SP ADDRESS by comparing
5249 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
5250 XEXP to be stack_pointer_rtx.
5252 2012-04-20 Richard Guenther <rguenther@suse.de>
5254 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
5255 update_call_from_tree when propagating into a call.
5257 2012-04-20 Alan Modra <amodra@gmail.com>
5259 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
5260 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
5261 sp_offset to frame_off. Move world save code earlier.
5263 2012-04-20 Richard Guenther <rguenther@suse.de>
5265 PR tree-optimization/53050
5266 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
5267 Do only one transform on COND_EXPRs at the same time.
5269 2012-04-19 Jan Hubicka <jh@suse.cz>
5271 * symtab.c (dump_symtab_base): Revert accidental checkin.
5273 2012-04-20 Alan Modra <amodra@gmail.com>
5276 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
5277 static chain, set REST_INLINE_FPRS too.
5279 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
5281 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
5284 2012-04-20 Richard Guenther <rguenther@suse.de>
5286 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
5287 loops that can never run more often than the vectorization factor.
5289 2012-04-19 Jan Hubicka <jh@suse.cz>
5291 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
5293 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
5295 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
5297 2012-04-19 Jim Meyering <meyering@redhat.com>
5299 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
5300 We verified above that the string(including trailing NUL) fits in buf,
5303 2012-04-19 Richard Guenther <rguenther@suse.de>
5305 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
5306 for dumping DECL_SECTION_NAME.
5308 2012-04-19 Michael Matz <matz@suse.de>
5311 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
5312 (struct tree_vector): Adjust GTY length.
5313 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
5315 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
5317 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
5318 caller emitted the length calulation already.
5319 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
5320 before handling any of the fields for structs.
5322 2012-04-19 Richard Guenther <rguenther@suse.de>
5324 PR tree-optimization/53031
5325 * tree-vrp.c (adjust_range_with_scev): Revert back to
5326 using max_loop_iterations.
5328 2012-04-19 Michael Matz <matz@suse.de>
5330 * diagnostic.c (emit_diagnostic): Move va_end call after user
5332 (warning, warning_at, pedwarn, permerror): Ditto.
5334 2012-04-19 Richard Guenther <rguenther@suse.de>
5336 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
5339 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
5342 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
5343 the case *(X+const).
5345 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5347 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
5349 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5352 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
5353 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
5355 2012-04-19 Richard Guenther <rguenther@suse.de>
5357 PR rtl-optimization/44688
5358 * loop-iv.c (determine_max_iter): Only return max_iter.
5359 (iv_number_of_iterations): Also use the recorded loop bound
5360 on the maximum number of iterations.
5361 * loop-unroll.c (decide_unroll_runtime_iterations): Use
5362 max_iter to avoid unrolling loops that do not roll.
5363 (decide_unroll_stupid): Likewise.
5365 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
5367 * targhooks.c (default_case_values_threshold): Fix code style nit.
5369 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
5370 case range and type folding from here...
5371 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
5372 type, as documented in tree.def.
5374 2012-04-18 Jan Hubicka <jh@suse.cz>
5376 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
5378 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
5379 cgraph hash and same comdat groups.
5380 (cgraph_optimize): Verify symbol table.
5381 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
5382 (dissolve_same_comdat_group_list): Work on symtab nodes.
5383 (function_and_variable_visibility): Dissolve variable same comdat group
5385 * symtab.c: Include timevar.h
5386 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
5388 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
5390 * tree-switch-conversion.c (info): Remove global pass info.
5391 (check_range, check_process_case, check_final_bb, create_temp_arrays,
5392 free_temp_arrays, gather_default_values, build_constructors,
5393 array_value_type, build_one_array, build_arrays, gen_def_assigns,
5394 fix_phi_nodes, gen_inbound_check): Pass info around from ...
5395 (process_switch): ... here. Unify message format. Return a const
5396 char pointer to the failure reason message.
5397 (do_switchconv): Unify message format. Update process_switch usage.
5399 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
5400 * tree-cfg.c (edge_to_cases): Fix documentation.
5402 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
5404 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
5406 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5408 PR tree-optimization/52976
5409 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
5410 (possibly_move_powi): New function.
5411 (rewrite_expr_tree): Call possibly_move_powi.
5412 (rewrite_expr_tree_parallel): Likewise.
5413 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
5414 call add_to_ops_vec instead.
5416 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5418 PR tree-optimization/52976
5419 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
5420 (decrement_power): Likewise.
5421 (propagate_op_to_single_use): Likewise.
5422 (zero_one_operation): Handle __builtin_pow* calls in linearized
5423 expression trees; factor logic into propagate_op_to_single_use.
5424 (undistribute_ops_list): Allow operands with repeat counts > 1.
5426 2012-04-18 Richard Guenther <rguenther@suse.de>
5428 PR tree-optimization/44688
5429 * cfgloop.h (record_niter_bound): Declare.
5430 * tree-ssa-loop-niter.c (record_niter_bound): Export.
5431 Update the estimation with the upper bound here...
5432 (estimate_numbers_of_iterations_loop): ... instead of here.
5433 Do not forcefully reset a recorded upper bound.
5434 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
5435 Record the maximum number of loop iterations of the prologue loop.
5437 2012-04-18 Jan Hubicka <jh@suse.cz>
5439 * lto-symtab.c (lto_cgraph_replace_node): Update.
5440 * cgraphbuild.c (record_reference, record_type_list,
5441 record_eh_tables, mark_address, mark_load, mark_store): Update.
5442 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
5443 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
5445 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
5446 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
5447 * reload.c: Fix typo in comment.
5448 * rtlanal.c: Likewise.
5449 * tree-emultls.c (gen_emutls_addr): Update.
5450 * ipa-reference.c (analyze_function): Update.
5451 * cgraphunit.c (cgraph_analyze_function,
5452 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
5454 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
5455 (ipa_remove_reference): Likewise.
5456 (ipa_remove_all_refering): Rename to ...
5457 (ipa_remove_all_referring): ... this one; update.
5458 (ipa_dump_references): Update.
5459 (ipa_dump_referring): Update.
5460 (ipa_clone_references): Update.
5461 (ipa_clone_refering): Rename to ...
5462 (ipa_clone_referring): ... this one; update.
5463 (ipa_ref_cannot_lead_to_return): Update.
5464 (ipa_ref_has_aliases_p): Update.
5465 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
5467 (ipa_ref_type): Remove.
5468 (ipa_ref_ptr_u): Remove.
5469 (ipa_ref): Remove referencing, refered, refered_index, refering_type
5470 and refered_type; add referring, referred and referred_index.
5471 (ipa_ref_list): Rename refering to referring.
5472 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
5473 ipa_clone_references, ipa_clone_referring): Update prototypes.
5474 * lto-cgraph.c (referenced_from_other_partition_p): Update.
5475 (lto_output_ref): Update.
5476 (add_references): Update.
5477 (input_varpool_node): Update.
5478 (input_refs): Update.
5479 * ipa-ref-inline.h (ipa_ref_node): Update.
5480 (ipa_ref_varpool_node): Update.
5481 (ipa_ref_referring_node): Update.
5482 (ipa_ref_referring_varpool_node): Update.
5483 (ipa_ref_referring_ref_list): Update.
5484 (ipa_ref_referred_ref_list): Update.
5485 (ipa_ref_list_first_referring): Update.
5486 (ipa_empty_ref_list): Update.
5487 (ipa_ref_list_refering_iterate): Rename to ...
5488 (ipa_ref_list_referring_iterate): ... this one.
5489 * cse.c: Update comment.
5490 * ipa-utils.c (ipa_reverse_postorder): Update.
5491 * tree-ssa-alias.c: Update.
5492 * ipa-inline.c (reset_edge_caches): Update.
5493 (update_caller_keys): Update.
5494 * ipa-inline.h: Update comments.
5495 * jump.c: Update comment.
5496 * alias.c: Likewise.
5497 * ipa.c (process_references): Update.
5498 (cgraph_remove_unreachable_nodes): Likewise.
5499 (ipa_discover_readonly_nonaddressable_var): Likewise.
5500 (cgraph_address_taken_from_non_vtable_p): Likewise.
5501 * trans-mem.c (ipa_tm_execute): Update.
5502 * simplify-rtx.c: Fix comment.
5503 * rtl.c: Fix comment.
5504 * symtab.c (symtab_unregister_node): Update.
5505 * varpool.c (dump_varpool_node): Update.
5506 (varpool_analyze_pending_decls): Update.
5507 (assemble_aliases): Update.
5508 (varpool_for_node_and_aliases): Update.
5510 2012-04-18 Richard Guenther <rguenther@suse.de>
5512 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
5513 use_undefined_p parameter.
5514 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
5515 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
5517 (estimate_numbers_of_iterations): Likewise.
5518 (estimated_loop_iterations): Adjust.
5519 (max_loop_iterations): Likewise.
5520 (scev_probably_wraps_p): Likewise.
5521 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
5522 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
5523 not max_loop_iterations.
5524 (execute_vrp): Remove explicit number of iterations estimation.
5526 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
5528 * config/i386/linux-common.h: New.
5530 * config.gcc: Add i386/linux-common.h before
5531 all i386/linux.h and i386/linux64.h usages.
5533 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
5534 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
5535 * config/i386/gnu-user64.h: Likewise.
5537 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
5538 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
5539 (GNU_USER_TARGET_MATHFILE_SPEC): New.
5540 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
5542 2012-04-18 Jan Hubicka <jh@suse.cz>
5544 * cgraph.c (cgraph_node_name): Remove.
5545 (dump_cgraph_node): Use dump_symtab_base; reformat.
5546 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
5547 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
5549 (cgraph_node_name, varpool_node_name): Remove.
5550 (cgraph_node_asm_name, varpool_node_asm_name,
5551 cgraph_node_name, varpool_node_name): New.
5552 * tree-pass.h (TODO_dump_cgraph): Rename to ...
5553 (TODO_dump_symtab): ... this one.
5554 * ipa-cp (pass_ipa_cp): Update.
5555 * ia-reference.c (generate_summary, read_write_all_from_decl,
5556 propagate, ipa_reference_read_optimization_summary): Update.
5557 * cgraphunit.c (cgraph_analyze_functions): Update.
5558 (cgraph_optimize): Update.
5559 * ipa-ref.c (ipa_dump_references): Update.
5560 (ipa_dump_refering): Update.
5561 * ipa-inline.c (pass_ipa_inline): Update.
5562 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
5563 * ipa.c (pass_ipa_function_visibility,
5564 pass_ipa_whole_program_visibility): Update.
5565 * tree-sra.c (pass_early_ipa_sra): Update.
5566 * symtab.c: Include langhooks.h
5567 (symtab_node_asm_name): New.
5568 (symtab_node_name): New.
5569 (symtab_type_names): New static var.
5570 (dump_symtab_base): New.
5571 (dump_symtab_node, dump_symtab): New.
5572 (debug_symtab_node, debug_symtab): New.
5573 * tree-ssa-structalias.c: Dump symbol table.
5574 * pases.c (execute_todo): Handle TODO_dump_symtab instead
5575 of TODO_dump_cgraph.
5576 * varpoo.c (varpool_node_name): Remove.
5577 (dump_varpool_node): Use dump_symtab_base; reformat.
5579 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
5581 * doc/invoke.texi (Language Independent Options): @item should be
5584 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
5587 * rtl.c (rtx_code_size): Handle ADDRESS.
5589 2012-04-17 Tom de Vries <tom@codesourcery.com>
5591 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
5594 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
5597 * config/i386/sync.md (atomic_<code><mode>): Rename to
5598 atomic_<logic><mode>.
5600 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
5602 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
5603 * alias.c (reg_base_value): Expand and update comment.
5604 (arg_base_value): New variable.
5605 (unique_id): Move up file.
5606 (unique_base_value, unique_base_value_p, known_base_value_p): New.
5607 (find_base_value): Use arg_base_value and known_base_value_p.
5608 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
5609 (find_base_term): Use known_base_value_p.
5610 (base_alias_check): Use unique_base_value_p.
5611 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
5612 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
5614 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
5616 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
5618 2012-04-17 Michael Matz <matz@suse.de>
5620 PR tree-optimization/18437
5621 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
5622 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
5623 (vect_check_strided_load): Declare.
5624 * tree-vect-data-refs.c (vect_check_strided_load): New function.
5625 (vect_analyze_data_refs): Use it to accept strided loads.
5626 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
5628 2012-04-17 Richard Guenther <rguenther@suse.de>
5631 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
5632 loops when redirecting an entry or latch edge.
5634 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
5636 * sel-sched.c (sel_global_init): Revert previous change.
5638 2012-04-17 Richard Guenther <rguenther@suse.de>
5640 * tree-flow.h (array_at_struct_end_p): Move declaration ...
5641 * tree.h (array_at_struct_end_p): ... here.
5642 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
5643 * expr.c (array_at_struct_end_p): ... here. Rewrite.
5645 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
5647 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
5648 COST_TABLE): Remove.
5649 (estimate_case_costs): Remove.
5650 (expand_case): Do not call estimate_case_costs
5651 to set use_cost_table.
5652 (balance_case_nodes): Do not use use_cost_table.
5654 2012-04-16 Jan Hubicka <jh@suse.cz>
5656 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
5657 (hash_node, eq_node): Remove.
5658 (cgraph_create_node): Do not handle hashtable.
5659 (cgraph_get_node): Remove.
5660 (cgraph_insert_node_to_hashtable): Remove.
5661 (hash_node_by_assembler_name): Remove.
5662 (eq_assembler_name): Remove.
5663 (cgraph_node_for_asm): Rewrite.
5664 (cgraph_find_replacement_node): Break out from ...
5665 (cgraph_remove_node): ... here; do not maintain hashtables.
5666 (change_decl_assembler_name): Remove.
5667 (cgraph_clone_node): Do not maintain hashtables.
5668 * cgraph.h (const_symtab_node): New typedef.
5669 (cgraph_insert_node_to_hashtable): Remove.
5670 (symtab_get_node, symtab_node_for_asm,
5671 symtab_insert_node_to_hashtable): Declare.
5672 (cgraph_find_replacement_node): Declare.
5673 (cgraph_get_node, varpool_get_node): Turn into inlines.
5674 (cgraph, varpool): Work sanely on NULL pointers.
5675 (FOR_EACH_SYMBOL): New walker.
5676 * ipa-inline-transform.c (save_inline_function_body): Use
5677 symtab_insert_node_to_hashtable.
5678 * symtab.c: Include ggc.h and diagnostics.h
5679 (symtab_hash, assembler_name_hash): New static vars;
5680 (hash_node, eq_node, hash_node_by_assembler_name,
5681 eq_assembler_name, insert_to_assembler_name_hash,
5682 unlink_from_assembler_name_hash): New.
5683 (symtab_register_node): Update hashtables.
5684 (symtab_insert_node_to_hashtable): New.
5685 (symtab_unregister_node): Update hashtables.
5686 (symtab_get_node): New.
5687 (symtab_node_for_asm): New.
5688 (change_decl_assembler_name): New.
5689 * Makefile.in (symtab.o): Needs GTY.
5690 * varpool.c (varpool_hash): Remove.
5691 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
5692 (varpool_node): Rewrite using varpool_get_node.
5693 (varpool_remove_node): DO not maintain hashtables.
5694 (varpool_node_for_asm): Rewrite.
5696 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
5698 * doc/invoke.texi: Copy-edit to put verbs in the present tense
5699 when describing the current behavior of GCC.
5701 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
5703 * genemit.c (gen_exp): Remove ADDRESS handling.
5704 * genoutput.c (scan_operands): Likewise.
5705 * genpeep.c (match_rtx): Likewise.
5706 * genrecog.c (add_to_sequence): Likewise.
5708 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
5710 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
5712 2012-04-16 Martin Jambor <mjambor@suse.cz>
5714 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
5717 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
5720 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
5721 hints for 'A' operand types.
5723 2012-04-16 Jan Hubicka <jh@suse.cz>
5725 * cgraph.h (symtab_node_base): Add next and previous pointers.
5726 (cgraph_node): Remove next and preivous pointers.
5727 (varpool_node): Likewise; remove next/previous GTY marker;
5728 it is not type safe.
5729 (symtab_node_def): Update GTY marker
5730 (x_cgraph_nodes, cgraph_nodes): Remove.
5731 (symtab_nodes): New function.
5732 (cgraph_order): Rename to ...
5733 (symtab_order): ... this one.
5734 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
5736 (x_varpool_nodes, varpool_nodes): Remove.
5737 (FOR_EACH_STATIC_VARIABLE): Update.
5738 (symtab_function_p, symtab_variable_p): New function.
5739 (FOR_EACH_VARIABLE): Update.
5740 (varpool_first_variable, varpool_next_variable): New functions.
5741 (FOR_EACH_VARIABLE): Update.
5742 (cgraph_first_defined_function): Update.
5743 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
5744 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
5745 (cgraph_first_function, cgraph_next_function): New.
5746 (FOR_EACH_FUNCTION): Update.
5747 (cgraph_first_function_with_gimple_body,
5748 cgraph_next_function_with_gimple_body): Update.
5749 * symtab.c: New file.
5750 * cgraph.c: Update copyright dates.
5751 (x_cgraph_nodes, cgraph_order): Remove.
5752 (NEXT_FREE_NODE): Update.
5753 (SET_NEXT_FREE_NODE): New.
5754 (cgraph_create_node_1): Remove common code.
5755 (cgraph_create_node): Remove common code; call symtab_register_node.
5756 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
5757 (cgraph_add_asm_node): Update.
5758 (cgraph_clone_node): Register new node.
5759 * cgraphunit.c (process_function_and_variable_attributes): Update.
5760 (cgraph_analyze_functions): Update.
5761 (cgraph_analyze_functions): Update.
5762 (cgraph_output_in_order): Update.
5763 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
5765 * ipa-inline.c (recursive_inlining): Update.
5766 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
5767 * ipa.c (cgraph_remove_unreachable_nodes): Update.
5768 * Makefile.in: Add symtab.o
5769 * varpool.c (x_varpool_nodes): Remove
5770 (varpool_node): Remove common code; call symtab_register_node.
5771 (varpool_remove_node): Remove common code; call symtab_unregister_node.
5773 2012-04-16 Richard Guenther <rguenther@suse.de>
5776 * tree.h (VECTOR_CST_NELTS): Adjust.
5777 (struct tree_vector): Add explicit length field.
5778 (make_vector_stat): Declare.
5779 (make_vector): Define.
5780 * tree.c (make_vector_stat): New function.
5781 (build_vector_stat): Use it.
5782 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
5784 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5786 PR tree-optimization/52976
5787 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
5788 (undistribute_ops_list): Ops with repeat counts aren't eligible for
5790 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
5792 2012-04-16 Jan Hubicka <jh@suse.cz>
5794 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
5796 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
5797 walkers to walk cgraph and varpool.
5798 * cgraph.c (cgraph_node_for_asm): Likewise.
5799 (dump_cgraph): Likewise.
5800 * value-prof.c (init_node_map): Likewise.
5801 * tree.c (free_lang_data_in_cgraph): Likewise.
5802 * tree-emutls.c: (ipa_lower_emutls): Likewise.
5803 * ipa-reference.c (generate_summary, propagate): Likewise.
5804 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
5805 cgraph_mark_functions_to_output, cgraph_output_in_order,
5806 output_weakrefs, cgraph_materialize_all_clones,
5807 cgraph_optimize): Likewise.
5808 * lto-cgraph.c (merge_profile_summaries): Likewise.
5809 (input_cgraph): Likewise.
5810 * ipa-pure-const.c (generate_summary): Likewise.
5811 (propagate): Likwise.
5812 * ipa-utils.c (ipa_reduced_postorder): Likewise.
5813 (ipa_free_postorder_info): Likewise.
5814 (ipa_reverse_postorder): Likewise.
5815 * ipa-inline.c (ipa_inline): Likewise.
5816 * matrix-reorg.c (find_matrices_decl): Likewise.
5817 (matrix_reorg): Likewise.
5818 * tree-vectorizer.c (increase_alignment): Likewise.
5819 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
5820 (function_and_variable_visibility): Likewise.
5821 (whole_program_function_and_variable_visibility): Likewise.
5822 (ipa_cdtor_merge): Likewise.
5823 * trans-mem.c (ipa_tm_execute): Likewise.
5824 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
5825 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
5826 (ipa_print_all_params): Likewise.
5827 (ipa_update_after_lto_read): Likewise.
5828 * tree-profie.c (tree_profiling): Likewise.
5829 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
5830 * passes.c (dump_passes): Likewise.
5831 (do_per_function): Likewise.
5832 (ipa_write_summaries): Likewise.
5833 * varpool.c (dump_varpool): Likewise.
5834 (varpool_node_for_asm): Likewise.
5835 (varpool_assemble_pending_decls): Likewise.
5837 2012-04-16 Richard Guenther <rguenther@suse.de>
5839 PR tree-optimization/52975
5840 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
5841 condition but always mark it with TRUTH_NOT_EXPR.
5843 2012-04-16 Richard Guenther <rguenther@suse.de>
5845 PR tree-optimization/52975
5846 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
5847 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
5848 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
5849 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
5851 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
5853 * config/i386/sse.md (ssse3_plusminus): New code iterator.
5854 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
5855 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
5856 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
5857 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
5858 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
5859 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
5861 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
5862 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
5863 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
5864 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
5865 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
5866 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
5868 (xop_plus): New code iterator.
5869 (macs): New code attribute.
5871 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
5872 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
5874 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
5875 xop_plus code iterator.
5876 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
5877 xop_plus code iterator.
5878 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
5879 xop_plus code iterator.
5880 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
5881 xop_plus code iterator.
5883 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
5884 any_extend code iterator.
5885 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
5886 any_extend code iterator.
5887 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
5888 any_extend code iterator.
5889 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
5890 any_extend code iterator.
5891 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
5892 any_extend code iterator.
5893 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
5894 any_extend code iterator.
5896 2012-04-14 Tom de Vries <tom@codesourcery.com>
5898 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
5899 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
5900 DELETED_LABEL note, and move it to ...
5901 * cfgrtl.c (delete_insn): ... here. Change return type to void.
5902 (delete_insn_and_edges): Likewise.
5903 (delete_insn_chain): Handle new return type of delete_insn. Delete
5904 chain backwards rather than forwards.
5905 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
5907 * cfglayout.c (fixup_reorder_chain): Delete unused label.
5909 2012-04-14 Jan Hubicka <jh@suse.cz>
5911 * cgraph.h: Update copyrights;
5912 (symtab_node): Turn to union typedef.
5913 (symtab_node_base): New structure.
5914 (symtab_type): Add SYMTAB_SYMBOL tag.
5915 (cgraph_node): Annotate some pinters with nested_ptr.
5916 (varpool_node): Likewise.
5917 (cgraph_local_info): Remove lto_file_data
5918 and externally_visible.
5919 (cgraph_node): Remove decl; same_comdat_group list;
5920 aux; ref_list; order; address_taken; reachable_from_other_parittion,
5921 in_other_partition; resolution.
5922 (varpool_node): Remove decl; same_comdat_group;
5923 ref_list; lto_file_data; aux; order; resolution; externally_visible;
5924 used_from_other_partition; in_other_partition.
5925 (symtab_node_def): New union.
5926 (cgraph, varpool): Update.
5927 (varpool_first_static_initializer, varpool_next_static_initializer,
5928 cgraph_only_called_directly_or_aliased_p,
5929 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
5930 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
5931 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
5933 * cgraph.c: Likewise.
5934 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
5935 * cgraphbuild.c: Likewise.
5936 * lto-symtab.c: Likewise.
5937 * c-gimplify.c: Likewise.
5938 * value-prof.c: Likewise.
5940 * ipa-cp.c: Likewise.
5941 * tree-emutls.c: Likewise.
5942 * ipa-inline-transform.c: Likwise.
5943 * ipa-reference.c: Likewise.
5944 * cgraphunit.c: Likewise.
5945 * ipa-ref.c: Likewise.
5946 * lto-cgraph.c: Likewise.
5947 * ipa-ref-inline.h: Likewise.
5948 * ipa-pure-const.c: Likewise.
5949 * lto-streamer-out.c: Likewise.
5950 * ipa-utils.c: Likewise.
5951 * ipa-inline.c: Likewise.
5952 * matrix-reorg.c: Likewise.
5953 * tree-eh.c: Likewise.
5954 * tree-vectorizer.c: Likewise.
5955 * ipa-split.c: Likewise.
5957 * trans-mem.c: Likewise.
5958 * ipa-inline-analysis.c: Likewise.
5959 * gimplify.c: Likewise.
5960 * cfgexpand.c: Likewise.
5961 * tree-sra.c: Likewise.
5962 * ipa-prop.c: Likewise.
5963 * varasm.c: Likewise.
5964 * tree-nested.c: Likewise.
5965 * tree-inline.c: Likewise.
5966 * tree-profile.c: Likewise.
5967 * tree-ssa-structalias.c: Likewise.
5968 * passes.c: Likewise.
5969 * varpool.c: Likewise.
5971 2012-04-14 Tom de Vries <tom@codesourcery.com>
5973 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
5974 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
5975 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
5977 (gsi_advance_fw_nondebug_nonlocal): New function.
5978 (local_def): Removed function.
5979 (same_succ_hash): Use stmt_local_def.
5980 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
5981 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
5983 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
5985 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
5986 and __ILP32__ for x32.
5988 2012-04-13 Martin Jambor <mjambor@suse.cz>
5991 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
5992 fold_ctor_reference returns a zero constant.
5994 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
5996 * config.gcc: Add i386/gnu-user-common.h before all
5997 i386/gnu-user.h and i386/gnu-user64.h usages.
5999 * config/i386/gnu-user-common.h: New.
6001 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
6002 (CC1_SPEC): Likewise.
6003 (ENDFILE_SPEC): Likewise.
6004 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
6005 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
6006 (TARGET_OS_CPP_BUILTINS): Likewise.
6007 (LIBGCC2_HAS_TF_MODE): Likewise.
6008 (LIBGCC2_TF_CEXT): Likewise.
6009 (TF_SIZE): Likewise.
6010 (TARGET_ASM_FILE_END): Likewise.
6011 (STACK_CHECK_MOVING_SP): Likewise.
6012 (STACK_CHECK_STATIC_BUILTIN): Likewise.
6013 * config/i386/gnu-user64.h: Likewise.
6015 2012-04-13 Martin Jambor <mjambor@suse.cz>
6017 * expr.c (expand_expr_real_1): Pass type, not the expression, to
6018 set_mem_attributes for a memory temporary. Do not call the function
6019 for the memory temporary created for a bitfield.
6021 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
6024 * df.h (enum debug_temp_where): New.
6025 (dead_debug_init, dead_debug_finish) Declare.
6026 (dead_debug_add, dead_debug_insert_temp): Declare.
6027 (struct dead_debug_use, struct dead_debug): Moved from...
6028 * df-problems.c: ... here.
6029 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
6031 (df_create_unused_note): Likewise.
6032 (df_set_dead_notes_for_mw): Move comment where it belongs.
6033 (dead_debug_init): Export.
6034 (dead_debug_reset_uses): New, factored out of...
6035 (dead_debug_finish): ...this. Export.
6036 (dead_debug_reset): Remove.
6037 (dead_debug_add): Export.
6038 (dead_debug_insert_before): Rename to...
6039 (dead_debug_insert_temp): ... this. Add where argument. Export.
6040 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
6041 Return insertion count.
6042 (df_note_bb_compute): Adjust.
6043 * dce.c (word_dce_process_block): Adjust dead debug uses.
6044 (dce_process_block): Likewise.
6046 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
6048 * df-problems.c (df_note_bb_compute): Do not take note of
6049 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
6051 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
6054 * var-tracking.c (expand_depth): New type.
6055 (onepart_aux, expand_loc_callback_data): Change depth type to it.
6056 (loc_exp_dep_alloc): Adjust initializer.
6057 (update_depth): Use new type. Add entryvals.
6058 (vt_expand_var_loc_chain): Take note of expansions with
6059 ENTRY_VALUEs, but don't accept them right away. Run an optional
6060 second pass accepting the minimum ENTRY_VALUE count found in the
6062 (vt_expand_loc_callback, INIT_ELCD): Adjust.
6064 2012-04-13 Tom de Vries <tom@codesourcery.com>
6066 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
6067 parameters vuse and vuse_escaped.
6068 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
6069 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
6072 2012-04-13 Richard Guenther <rguenther@suse.de>
6074 PR tree-optimization/52969
6075 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
6076 the condition for the COND_EXPR and handle predicate negation
6077 by swapping the COND_EXPR arms.
6079 2012-04-13 Nick Clifton <nickc@redhat.com>
6081 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
6082 TODO_dump_func flag.
6084 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
6086 PR rtl-optimization/52203
6087 PR rtl-optimization/52715
6089 Revert the 2012-03-07 fix for PR 52203.
6090 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
6091 the insn does not modify DFA right before issuing, adjust
6092 issue_rate accordingly.
6094 2012-04-13 Richard Guenther <rguenther@suse.de>
6097 * c-typeck.c (pointer_diff): Remove bogus assert.
6099 2012-04-13 Richard Guenther <rguenther@suse.de>
6102 * convert.c (convert_to_pointer): Remove special-casing of zero.
6104 2012-04-13 Joey Ye <joey.ye@arm.com>
6106 * config/arm/constraints.md (Pe): New constraint.
6107 * config/arm/arm.md: New split for imm 256-510.
6109 2012-04-13 Terry Guo <terry.guo@arm.com>
6111 * config/arm/arm-cores.def: Added core cortex-m0plus.
6112 * config/arm/arm-tune.md: Regenerated.
6113 * config/arm/arm-tables.opt: Regenerated.
6114 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
6116 2012-04-13 Alan Modra <amodra@gmail.com>
6119 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
6120 tie regs on destination of sets. Delete forward declaration.
6121 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
6122 (rs6000_emit_prologue): Likewise.
6123 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
6125 (is_mem_ref): Use tie_operand to recognise stack ties.
6126 * config/rs6000/predicates.md (tie_operand): New.
6127 * config/rs6000/rs6000.md (restore_stack_block): Generate new
6129 (restore_stack_nonlocal): Likewise.
6130 (stack_tie): Update.
6131 (frame_tie): Delete.
6133 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6135 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
6136 HOST_WIDE_INT_PRINT_DEC in format strings.
6138 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
6141 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
6142 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
6143 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
6144 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
6145 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
6146 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
6147 avx2_permvarv8si using VI4F_256 mode iterator.
6148 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
6149 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
6150 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
6151 gen_avx2_permvarv8sf.
6152 (expand_vec_perm_pshufb): Ditto.
6154 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6157 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
6158 the list of options to enable the FCFID instruction.
6159 (TARGET_EXTRA_BUILTINS): Adjust comment.
6161 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6163 PR tree-optimization/18589
6164 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
6165 (operand_entry): Add count field.
6166 (add_repeat_to_ops_vec): New function.
6167 (completely_remove_stmt): Likewise.
6168 (remove_def_if_absorbed_call): Likewise.
6169 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
6170 (acceptable_pow_call): New function.
6171 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
6172 entries with repeat counts when found.
6173 (repeat_factor_d): New struct and associated typedefs.
6174 (repeat_factor_vec): New static vector variable.
6175 (compare_repeat_factors): New function.
6176 (get_reassoc_pow_ssa_name): Likewise.
6177 (attempt_builtin_powi): Likewise.
6178 (reassociate_bb): Call attempt_builtin_powi.
6179 (fini_reassoc): Two new calls to statistics_counter_event.
6181 2012-04-12 Richard Guenther <rguenther@suse.de>
6183 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
6184 * cgraph.h (tree_rest_of_compilation): Remove.
6185 * cgraph.c (cgraph_add_new_function): Move ...
6186 * cgraphunit.c (cgraph_add_new_function): ... here.
6187 (tree_rest_of_compilation): Make static.
6188 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
6189 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
6190 gate_all_early_local_passes, execute_all_early_local_passes,
6191 pass_early_local_passes, gate_all_early_optimizations,
6192 pass_all_early_optimizations): Move ...
6193 * passes.c (gate_all_optimizations, pass_all_optimizations,
6194 gate_all_early_local_passes, execute_all_early_local_passes,
6195 pass_early_local_passes, gate_all_early_optimizations,
6196 pass_all_early_optimizations): ... here.
6197 * tree-optimize.c (execute_free_datastructures): Remove.
6198 * tree-flow.h (execute_free_datastructures): Remove.
6199 * tree-optimize.c (execute_init_datastructures,
6200 pass_init_datastructures): Move ...
6201 * tree-ssa.c (execute_init_datastructures,
6202 pass_init_datastructures): ... here.
6203 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
6204 execute_free_datastructures.
6206 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
6208 * dbgcnt.def (ira_move): New counter.
6209 * ira-int.h (ira_create_new_reg): Declare function.
6210 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
6211 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
6212 no longer static. All callers changed.
6213 * ira.c: Include "dbgcnt.h".
6214 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
6215 move_unallocated_pseudos): New static functions.
6216 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
6217 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
6218 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
6219 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
6220 to the pseudos generated in find_moveable_pseudos.
6221 * Makefile.in (ira.o): Add $(DBGCNT_H).
6223 2012-04-12 Richard Guenther <rguenther@suse.de>
6225 PR tree-optimization/52943
6226 * tree-chrec.h (chrec_is_positive): Remove.
6227 * tree-scalar-evolution.c (chrec_is_positive): Move ...
6228 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
6229 Return false for a constant zero instead of negative.
6230 (analyze_siv_subscript_cst_affine): Handle zero difference
6231 in the initial condition explicitely.
6233 2012-04-12 Richard Guenther <rguenther@suse.de>
6235 * tree-parloops.c (parallelize_loops): Also consult the upper
6236 bound for the number of iterations.
6237 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
6238 (loop_prefetch_arrays): Likewise.
6240 2012-04-12 Richard Guenther <rguenther@suse.de>
6242 * cfgloop.h (estimated_loop_iterations_int): Ditch
6243 'conservative' parameter.
6244 (max_stmt_executions_int): Likewise.
6245 (estimated_loop_iterations): Likewise.
6246 (max_stmt_executions): Likewise.
6247 (max_loop_iterations): Declare.
6248 (max_loop_iterations_int): Likewise.
6249 (estimated_stmt_executions): Likewise.
6250 (estimated_stmt_executions_int): Likewise.
6251 * tree-ssa-loop-niter.c (estimated_loop_iterations):
6253 (max_loop_iterations): ... this.
6254 (estimated_loop_iterations_int): Split parts to ...
6255 (max_loop_iterations_int): ... this.
6256 (max_stmt_executions_int): Split parts to ...
6257 (estimated_stmt_executions_int): ... this.
6258 (max_stmt_executions): Split parts to ...
6259 (estimated_stmt_executions): ... this.
6260 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
6261 * predict.c (predict_loops): Likewise.
6262 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
6263 (analyze_siv_subscript_cst_affine): Likewise.
6264 (compute_overlap_steps_for_affine_1_2): Likewise.
6265 (analyze_subscript_affine_affine): Likewise.
6266 (init_omega_for_ddr_1): Likewise.
6267 * tree-parloops.c (parallelize_loops): Likewise.
6268 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6269 (may_eliminate_iv): Likewise.
6270 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
6271 (loop_prefetch_arrays): Likewise.
6272 * tree-vrp.c (adjust_range_with_scev): Likewise.
6274 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
6276 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
6277 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
6279 (dump_table): Use bool type for need_align and have_df variables.
6280 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
6281 (regs_used): Remove register modifier.
6282 (barrier_align): Move variables slot, credit, jump_to_next
6283 into if block above for loop. Use bool type for jump_to_next.
6284 (sh_function_arg): Use NULL_RTX instead of 0.
6286 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
6288 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
6289 (bswapsi2): New expander.
6291 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
6293 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
6294 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
6296 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
6298 PR rtl-optimization/52876
6299 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
6300 Don't call mark_reg_pointer for incompatible pointer sign extension.
6302 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
6305 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
6307 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
6308 comparisons against TYPE_PRECISION.
6309 * tree-ssa-forwprop.c (combine_conversions): Likewise.
6311 2012-04-11 Xinliang David Li <davidxl@google.com>
6313 * tree-passes.h: Remove TODO_dump_func.
6314 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
6315 * trans-mem.c: Remove TODO_dump_func.
6316 * ira.c: Remove TODO_dump_func.
6318 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
6320 * config/i386/i386.c (ix86_option_override_internal): Check
6321 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
6322 after TARGET_64BIT is updated.
6324 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
6326 * config/sh/sh.h: Remove old secondary reload code.
6328 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
6330 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
6331 (ready_reorder): ... this function.
6333 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
6335 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
6338 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
6339 insns so that no other insn is queued for a time before them.
6341 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
6344 2012-04-11 Richard Guenther <rguenther@suse.de>
6347 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
6348 consider loop nesting.
6349 (evolution_function_is_univariate_p): Properly check the remainder
6352 2012-04-11 Richard Guenther <rguenther@suse.de>
6355 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
6357 2012-04-11 Nick Clifton <nickc@redhat.com>
6359 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
6360 information, if requested.
6362 * config/rx/rx.c (rx_expand_prologue): Likewise.
6364 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
6365 Michael Matz <matz@suse.de>
6368 * rtlanal.c (unsigned_reg_p): New function.
6369 Update copyright notice dates.
6370 * rtl.h (unsigned_reg_p): Prototype it.
6371 Update copyright notice dates.
6372 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
6374 * expr.c (expand_expr_real_1): Set register attributes.
6375 * stmt.c (expand_case): Likewise.
6377 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
6380 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
6381 consider_sh2a and allow_zero.
6382 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
6383 (disp_addr_displacement): New function.
6384 (sh_address_cost): Use disp_addr_displacement function instead
6385 of DISP_ADDR_OFFSET.
6386 (sh_legitimate_address_p): Adapt to changed
6387 sh_legitimate_index_p declaration.
6388 (sh_find_mov_disp_adjust): Remove HImode check.
6389 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
6390 disp_addr_displacement and max_mov_insn_displacement.
6391 (max_mov_insn_displacement): Remove HImode check.
6392 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
6393 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
6394 * config/sh/constraints.md (K05, K13): New constraints.
6395 (K12): Correct comment.
6396 (Sdd): Do not use DISP_ADDR_P macro.
6397 (Snd, Sbw): Use satisfies_constraint_Sdd.
6398 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
6399 (*extendhisi2_compact, movhi_i): Remove.
6400 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
6401 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
6402 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
6403 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
6404 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
6405 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
6406 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
6408 Add new peepholes for HImode displacement addressing.
6410 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
6412 * config/sh/sh.h (SIDI_OFF): Remove.
6413 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
6414 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
6417 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
6420 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
6421 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
6422 * doc/md.texi (Standard Names): Add bswap.
6423 * builtin-types.def (BT_UINT16): New primitive type.
6424 (BT_FN_UINT16_UINT16): New function type.
6425 * builtins.def (BUILT_IN_BSWAP16): New.
6426 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
6427 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
6428 expand_builtin_bswap.
6429 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
6430 (fold_builtin_1): Likewise.
6431 (is_inexpensive_builtin): Likewise.
6432 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
6433 missing bits for bswap to libcall code.
6434 * tree.c (build_common_tree_nodes): Build uint16_type_node.
6435 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
6436 (uint16_type_node): New define.
6437 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
6438 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
6440 (rs6000_init_builtins): Likewise.
6441 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
6443 2012-04-11 Tristan Gingold <gingold@adacore.com>
6445 * doc/extend.texi (Type Attributes): Move paragraph.
6447 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
6450 * diagnostic.h (show_caret): Declare.
6451 (caret_max_width): Declare.
6452 (diagnostic_show_locus): Declare.
6453 * diagnostic.c (diagnostic_initialize): Initialize to false.
6454 (diagnostic_show_locus): New.
6455 (diagnostic_report_diagnostic): Call it.
6456 (getenv_columns): New.
6458 (diagnostic_set_caret_max_width): New.
6459 * input.c (read_line): New.
6460 (location_get_source_line): New.
6461 * input.h (location_get_source_line): Declare.
6462 * toplev.c (general_init): Initialize show_caret from options.
6463 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
6464 * opts.c (common_handle_option): Likewise.
6465 * pretty-print.h (pp_get_prefix): New.
6466 (pp_base_get_prefix): New.
6467 * common.opt (fdiagnostics-show-caret): New option.
6468 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
6470 2012-04-11 Richard Guenther <rguenther@suse.de>
6472 PR rtl-optimization/52881
6473 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
6475 2012-04-11 Richard Guenther <rguenther@suse.de>
6477 PR tree-optimization/52912
6478 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
6479 manipulation code we are threading through a loop header
6480 to an exit destination.
6482 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
6484 * tree.h (warn_if_unused_value): Move declaration from here.
6485 * stmt.c (warn_if_unused_value): Move definition from here.
6487 2010-04-10 Michael Matz <matz@suse.de>
6489 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
6491 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
6492 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
6493 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
6494 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
6495 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
6496 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
6497 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
6498 (vect_record_strided_load_vectors): Rename to
6499 vect_record_grouped_load_vectors.
6500 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
6501 Rename use of above macros.
6502 (vect_verify_datarefs_alignment): Ditto.
6503 (vector_alignment_reachable_p): Ditto.
6504 (vect_peeling_hash_get_lowest_cost): Ditto.
6505 (vect_enhance_data_refs_alignment): Ditto.
6506 (vect_analyze_group_access): Ditto and rename stride to groupsize.
6507 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
6508 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
6509 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
6510 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
6511 (vect_record_strided_load_vectors): Rename to
6512 vect_record_grouped_load_vectors.
6513 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
6514 (destroy_loop_vec_info): Ditto.
6515 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
6516 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
6517 (vect_analyze_slp): Ditto.
6518 (new_bb_vec_info): Ditto.
6519 (destroy_bb_vec_info): Ditto.
6520 (vect_schedule_slp_instance): Ditto and rename strided_store to
6522 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
6523 vect_cost_group_size.
6524 (vect_model_store_cost): Rename use of above macros and call
6525 to vect_cost_strided_group_size.
6526 (vect_model_load_cost): Ditto.
6527 (vectorizable_store): Ditto, rename strided_store to grouped_store
6528 and calls to renamed tree-vectorizer.h functions.
6529 (vectorizable_load): Ditto.
6530 (vect_transform_stmt): Rename use of above macros and strided_store
6533 2012-04-10 Jan Hubicka <jh@suse.cz>
6535 * cgraph.h: Remove misledaing comment on ipa-ref.h.
6536 (symtab_type): New enum.
6537 (symtab_node): New structure.
6538 (cgraph_node, varpool_node): Add symbol base type.
6539 (cgraph, varpool): New accestor functions.
6540 * cgraph.c (cgraph_create_node_1): Set symbol type.
6541 * varpool.c (varpool_node): Set symbol type.
6543 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
6544 Richard Sandiford <rdsandiford@googlemail.com>
6546 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
6548 2012-04-10 Richard Guenther <rguenther@suse.de>
6551 * gimple-low.c (gimple_check_call_args): Properly account for
6552 compatible aggregate types.
6554 2012-04-10 Richard Guenther <rguenther@suse.de>
6556 * toplev.h (tree_rest_of_compilation): Remove.
6557 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6558 * cgraph.h (tree_rest_of_compilation): Declare.
6559 * tree-optimize.c (tree_rest_of_compilation): Move ...
6560 * cgraphunit.c (tree_rest_of_compilation): ... here.
6561 * cgraph.c (cgraph_add_new_function): Adjust.
6562 * Makefile.in (tree-optimize.o): Adjust.
6563 (cgraphunit.o): Likewise.
6565 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
6567 PR tree-optimization/52870
6568 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
6569 presumed pattern statement is within the same loop or basic block.
6571 2012-04-10 Tristan Gingold <gingold@adacore.com>
6573 * gengtype.c (main): Make uintptr_t a known type.
6575 2012-04-10 Richard Guenther <rguenther@suse.de>
6577 * tree-pass.h (tree_lowering_passes): Remove.
6578 * tree-optimize.c (tree_lowering_passes): Remove.
6579 * cgraph.c (cgraph_add_new_function): Inline relevant parts
6580 of tree_lowering_passes, avoid redundant call of early local passes.
6581 * cgraphunit.c (cgraph_lower_function): Fold into ...
6582 (cgraph_analyze_function): ... its single caller. Inline
6583 relevant parts of tree_lowering_passes.
6585 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
6588 * config/pa/pa.opt: Remove SIO and GNU_LD.
6590 2012-04-09 Jan Hubicka <jh@suse.cz>
6595 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
6596 boundary, add its target too.
6597 * lto.c (add_references_to_partition): Add also aliased nodes.
6598 (add_cgraph_node_to_partition,
6599 add_varpool_node_to_partition): Work on nodes, not functions/variables;
6600 when adding alias, add also the aliased object.
6602 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
6605 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
6606 VOIDmode immediate operands.
6607 * config/i386/constraints.md (Wz): New constraint.
6608 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
6610 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
6613 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
6614 the DECL generated for the special GOT helper.
6616 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
6618 * config/sh/constraints.md: Update list of constraints in
6620 (Sr0): Remove unused memory constraint.
6622 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6624 * tree-pretty-print.h: Update comment.
6626 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
6628 * config/sh/sh.md: Use braced string notation where applicable.
6629 (*prefetch_i4, prefetch_m2a): Merge into ...
6630 (*prefetch): ... this new insn.
6632 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
6634 * config/sh/sh.h (high_life_started): Remove
6635 * config/sh/predicates.md (general_movdst_operand): Use
6636 'reload_in_progress' instead of 'high_life_started'.
6637 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
6638 divsi_inv_fp): Likewise.
6640 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
6642 * config/sh/sh-protos.h (prepare_move_operands): Return void
6644 * config/sh/sh.c (prepare_move_operands): Likewise.
6645 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
6647 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
6649 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
6650 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
6651 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
6652 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
6653 commutative_float_operator, noncommutative_float_operator,
6654 sh_handle_pragma): Remove.
6656 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
6658 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
6659 Use @option markup on command-line options. Use @samp markup on
6660 literal keywords to options. Use @code markup on code fragments.
6661 Use other markup in preference to quotation marks in the text.
6662 Add markup to some passages without any.
6664 2012-04-06 Mike Stump <mikestump@comcast.net>
6666 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
6668 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
6670 * config/sh/sh.c (hi_const): Remove.
6671 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
6674 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
6676 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
6678 * config/sh/sh.c (sh_expand_t_scc): Likewise.
6679 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
6680 calling sh_expand_t_scc.
6682 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
6684 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
6685 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
6686 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
6687 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
6688 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
6689 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
6690 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
6691 sh2a_is_function_vector_call): Use bool as return type.
6692 (sh_pass_in_reg_p): Remove.
6693 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
6694 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
6695 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
6696 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
6697 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
6698 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
6699 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
6700 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
6701 sh_loads_bankedreg_p): Use bool as return type.
6702 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
6703 'register' modifier.
6705 2012-04-06 Matt Turner <mattst88@gmail.com>
6707 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
6709 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
6711 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
6712 of the destination isn't also a FP_REGS register.
6714 2012-04-05 Teresa Johnson <tejohnson@google.com>
6715 H.J. Lu <hongjiu.lu@intel.com>
6717 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
6718 * config/i386/i386.md (move immediate to memory peephole2):
6719 Add cases for HImode move when LCP stall avoidance is needed.
6720 * config/i386/i386.c (initial_ix86_tune_features): Initialize
6721 X86_TUNE_LCP_STALL entry.
6723 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
6726 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
6727 CONST_INT operands, zero-extended with AND.
6729 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
6732 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
6733 first argument instead of mode size. Move displacement calculations
6735 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
6736 ... these new functions.
6737 (disp_adjust): Remove max_mov_disp field.
6738 (sh_legitimate_index_p): Use max_mov_insn_displacement and
6739 mov_insn_alignment_mask.
6740 (sh_address_cost): Use max_mov_insn_displacement.
6742 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
6744 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
6745 (arch_enabled): Handle new arch types.
6746 (one_cmpldi2): Add NEON support.
6748 2012-04-05 Richard Guenther <rguenther@suse.de>
6750 * gimple.c (walk_gimple_op): Compute val_only for the LHS
6751 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
6752 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
6753 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
6754 ... here and make static.
6755 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
6758 2012-04-05 Richard Guenther <rguenther@suse.de>
6760 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
6761 basic-block before removing it.
6763 2012-04-05 Richard Guenther <rguenther@suse.de>
6765 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
6766 version namespace as we release the freelist.
6768 2012-04-05 Richard Guenther <rguenther@suse.de>
6770 * tree-nrv.c (tree_nrv): Release VDEFs.
6771 * tree-sra.c (sra_modify_constructor_assign): Likewise.
6772 (sra_modify_assign): Likewise.
6773 * tree-vect-stmts.c (vect_remove_stores): Likewise.
6774 * tree-vect-loop.c (vect_transform_loop): Likewise.
6775 * tree-ssa-dom.c (optimize_stmt): Likewise.
6776 * tree-vect-slp.c (vect_schedule_slp): Likewise.
6777 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
6779 2012-04-05 Richard Guenther <rguenther@suse.de>
6781 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
6783 * gimple.h (gsi_remove): Adjust.
6784 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
6785 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
6786 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
6787 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
6788 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
6789 * tree-ssa-pre.c (eliminate): Likewise.
6791 2012-04-04 Mike Stump <mikestump@comcast.net>
6793 * doc/rtl.texi (const_double): Document as sign-extending.
6794 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
6795 * emit-rtl.c (immed_double_int_const): Refine to state the
6797 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
6798 CONST_DOUBLE integers.
6799 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
6800 negative values are converted. Fix conversions bigger than
6801 HOST_BITS_PER_WIDE_INT.
6802 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
6803 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
6804 * explow.c (plus_constant_mode): Add.
6805 (plus_constant): Implement with plus_constant_mode.
6806 * rtl.h (plus_constant_mode): Add.
6808 2012-04-04 Richard Guenther <rguenther@suse.de>
6810 PR tree-optimization/52808
6811 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
6812 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
6814 2012-04-04 Tristan Gingold <gingold@adacore.com>
6816 * expr.c (expand_expr_real_2): Handle larger sizetype in
6819 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6821 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
6822 to m2a-single instead of m2e.
6824 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
6826 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
6827 Change type of BITOFFSET to signed. Make sure the lower bound of
6828 the computed range is non-negative by adjusting OFFSET and BITPOS.
6829 (expand_assignment): Adjust call to get_bit_range.
6831 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
6833 * h8300/h8300.c (h8300_current_function_monitor_function_p):
6834 New function. Added to check monitor functions.
6835 (h8300_option_override): Modified to generate error/warning
6836 messages for invalid combinations of different command line
6838 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
6839 save EXR on stack for monitor function in case of H8S target
6840 when "-mno-exr" is passed.
6841 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
6843 * doc/invoke.texi: Document H8S options.
6845 2012-04-03 Tristan Gingold <gingold@adacore.com>
6847 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
6848 of gcc_AC_FUNC_MMAP_BLACKLIST.
6849 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
6850 * Makefile.in (aclocal_deps): Add mmap.m4.
6851 * configure: Regenerate.
6852 * aclocal.m4: Regenerate.
6854 2012-04-03 Richard Guenther <rguenther@suse.de>
6856 PR tree-optimization/52808
6857 * tracer.c (tail_duplicate): Return whether we have duplicated
6859 (tracer): If we have duplicated any block, cleanup the CFG.
6860 * cfghooks.c (duplicate_block): If we duplicated a loop
6861 header but not its loop, destroy the loop because it now has
6863 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
6864 the cfg manipulation routines we are not creating a multiple
6867 2012-04-03 Tristan Gingold <gingold@adacore.com>
6869 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
6871 (vms_c_common_override_options): Allow parameterless variadic
6874 2012-04-03 Jakub Jelinek <jakub@redhat.com>
6876 PR tree-optimization/52835
6877 * tree-data-ref.c (build_rdg): Return NULL if
6878 compute_data_dependences_for_loop failed.
6880 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
6882 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
6883 for REAL_CST as well.
6884 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
6885 In the bitfield case, if the value is a REAL_CST, convert it first to
6888 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
6890 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
6891 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
6892 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
6894 * config/i386/biarchx32.h: New.
6896 2012-04-02 Anatoly Sokolov <aesok@post.ru>
6898 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
6899 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
6900 (arm_preferred_reload_class): New function.
6902 2012-04-02 Richard Guenther <rguenther@suse.de>
6904 PR tree-optimization/52756
6905 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
6906 (thread_through_loop_header): After threading through the loop latch
6907 remove the split part from the loop and clear further threading
6908 opportunities that would create a multiple entry loop.
6910 2012-04-02 Richard Guenther <rguenther@suse.de>
6912 PR rtl-optimization/52800
6913 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
6914 CLEANUP_CFG_CHANGED.
6916 2012-04-02 Richard Guenther <rguenther@suse.de>
6919 * loop-init.c (gate_handle_loop2): Destroy loops here if
6920 we don't enter RTL loop optimizers.
6922 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
6925 2012-03-29 Richard Guenther <rguenther@suse.de>
6927 * rtl.h (extended_count): Remove.
6928 * combine.c (extended_count): Remove.
6930 2012-04-02 Dodji Seketeli <dodji@redhat.com>
6933 * pt.c (more_specialized_fn): Don't apply decay conversion to
6934 types of function parameters.
6936 2012-04-02 Tristan Gingold <gingold@adacore.com>
6938 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
6939 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
6940 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
6941 (ggc_pch_this_base): Use uintptr_t instead of size_t.
6943 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
6946 * config/i386/i386.c (ix86_option_override_internal): Don't
6947 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
6949 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
6951 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
6952 (stmt_can_make_abnormal_goto): Use it.
6953 (is_ctrl_altering_stmt): Likewise.
6955 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
6956 Kaz Kojima <kkojima@gcc.gnu.org>
6958 * config/sh/sh.c (push_regs): Skip banked registers when
6959 resbank attribute is specified.
6960 (sh_expand_epilogue): Likewise.
6962 2012-03-30 Richard Henderson <rth@redhat.com>
6965 * combine-stack-adj.c (prev_active_insn_bb): New.
6966 (next_active_insn_bb): New.
6967 (force_move_args_size_note): New.
6968 (combine_stack_adjustments_for_block): Use it.
6970 2012-03-30 Richard Henderson <rth@redhat.com>
6972 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
6973 (ix86_expand_vector_init_duplicate): Initialize it.
6974 (expand_vec_perm_palignr): Likewise.
6975 (ix86_expand_vec_perm_const): Likewise.
6976 (ix86_vectorize_vec_perm_const_ok): Likewise.
6977 (expand_vec_perm_blend): Use it.
6978 (expand_vec_perm_vpermil): Likewise.
6979 (expand_vec_perm_pshufb): Likewise.
6980 (expand_vec_perm_1): Likewise.
6981 (expand_vec_perm_pshuflw_pshufhw): Likewise.
6982 (expand_vec_perm_interleave2): Likewise.
6983 (expand_vec_perm_vpermq_perm_1): Likewise.
6984 (expand_vec_perm_vperm2f128): Likewise.
6985 (expand_vec_perm_interleave3): Likewise.
6986 (expand_vec_perm_vperm2f128_vblend): Likewise.
6987 (expand_vec_perm_vpshufb2_vpermq): Likewise.
6988 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
6989 (expand_vec_perm_broadcast): Likewise.
6990 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
6992 2012-03-30 Richard Henderson <rth@redhat.com>
6994 * dwarf2out.c (gen_variable_die): Initialize off.
6996 2012-03-30 Tristan Gingold <gingold@adacore.com>
6998 * config/vms/vms-f.c: New file.
6999 * config/vms/t-vms (vms-f.o): New rule.
7000 * config.gcc (*-*-*vms*): Define fortran_target_objs.
7002 2012-03-30 Richard Guenther <rguenther@suse.de>
7004 PR tree-optimization/52754
7005 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
7006 propagate arbitrary addresses into really plain dereferences.
7008 2012-03-30 Richard Guenther <rguenther@suse.de>
7011 * except.c (emit_to_new_bb_before): Move loop updating ...
7012 (dw2_build_landing_pads): ... here. Use a proper block for
7013 querying the loop father.
7015 2012-03-30 Tristan Gingold <gingold@adacore.com>
7017 * config/ia64/ia64.c (ia64_section_type_flags): Remove
7018 common_object attribute handling.
7019 (SECTION_VMS_OVERLAY): Remove
7020 (ia64_vms_common_object_attribute): Replace abort with an assert.
7021 Do not set DECL_SECTION_NAME.
7022 (ia64_vms_output_aligned_decl_common): Handle common_object
7024 (ia64_vms_elf_asm_named_section): Remove.
7025 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
7027 2012-03-30 Richard Guenther <rguenther@suse.de>
7030 * double-int.c (rshift_double): Remove not needed cast.
7032 2012-03-30 Richard Guenther <rguenther@suse.de>
7034 * tree-affine.h (print_aff): Remove.
7035 * tree-affine.c (print_aff): Make static.
7036 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
7037 (get_references_in_stmt): Likewise.
7038 (print_direction_vector): Likewise.
7039 (print_dir_vectors): Likewise.
7040 (print_dist_vectors): Likewise.
7041 (dump_subscript): Likewise.
7042 (dump_ddrs): Likewise.
7043 (dump_dist_dir_vectors): Likewise.
7044 (dump_data_references): Likewise.
7045 (dump_data_dependence_relation): Likewise.
7046 (dump_data_dependence_direction): Likewise.
7047 (dump_rdg_vertex): Likewise.
7048 (dump_rdg_component): Likewise.
7049 (debug_ddrs): Declare.
7050 (struct data_ref_loc_d): Move ...
7051 * tree-data-ref.c (struct data_ref_loc_d): ... here.
7052 (get_references_in_stmt): Make static.
7053 (dump_data_references): Likewise.
7054 (dump_subscript): Likewise.
7055 (print_direction_vector): Likewise.
7056 (print_dir_vectors): Likewise.
7057 (print_dist_vectors): Likewise.
7058 (dump_data_dependence_relation): Likewise.
7059 (dump_dist_dir_vectors): Likewise.
7060 (dump_ddrs): Likewise.
7061 (dump_rdg_vertex): Likewise.
7062 (dump_rdg_component): Likewise.
7063 (debug_ddrs): New function.
7064 (access_matrix_get_index_for_parameter): Remove.
7066 2012-03-30 Tristan Gingold <gingold@adacore.com>
7068 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
7069 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
7070 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
7071 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
7072 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
7073 (vms_patch_builtins): Handle new flags
7074 * config/vms/vms-crtlmap.map: Completed using nm on
7075 c and math system libraries.
7076 * config/vms/make-crtlmap.awk: Handle any number of flags.
7078 2012-03-30 Martin Jambor <mjambor@suse.cz>
7080 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
7081 is a builtin_stack_save in a dominating BB.
7083 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
7085 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
7086 crossing 128bit lane boundary.
7088 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
7090 * ira-color.c (setup_left_conflict_sizes_p): Process all
7091 conflicting objects.
7093 2012-03-29 Jakub Jelinek <jakub@redhat.com>
7095 PR tree-optimization/52760
7096 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
7097 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
7099 2012-03-29 Richard Guenther <rguenther@suse.de>
7101 * cgraph.h (cgraph_materialize_all_clones): Remove.
7102 (reset_inline_failed): Likewise.
7103 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
7104 * cgraphbuild.c (reset_inline_failed): Remove.
7105 * rtl.h (cse_main): Remove.
7106 (extended_count): Likewise.
7107 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
7108 (cse_main): Make static.
7109 * combine.c (extended_count): Remove.
7110 (dump_combine_stats): Mark as DEBUG_FUNCTION.
7111 * basic-block.h (reorder_basic_blocks): Remove.
7112 * bb-reorder.c (reorder_basic_blocks): Make static.
7113 * Makefile.in (dse.o): Remove dse.h dependency.
7115 * dse.c (gate_dse): Remove.
7116 (clear_alias_mode_eq): Likewise.
7117 (clear_alias_mode_hash): Likewise.
7118 (dse_record_singleton_alias_set): Likewise.
7119 (dse_invalidate_singleton_alias_set): Likewise.
7121 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
7123 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
7124 crtbegin_so%O%s for -shared.
7125 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
7127 2012-03-29 Richard Guenther <rguenther@suse.de>
7129 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
7130 (add_to_value): Remove.
7131 (print_value_expressions): Likewise.
7132 * tree-ssa-pre.c (add_to_value): Make static.
7133 (print_value_expressions): Likewise.
7134 * gimple.h (gimple_adjust_this_by_delta): Remove.
7135 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
7137 2012-03-29 Richard Guenther <rguenther@suse.de>
7140 * double-int.h (rshift_double): Remove.
7141 * double-int.c (lshift_double): Use absu_hwi to make count positive.
7142 (rshift_double): Make static, take unsigned count argument,
7143 remove handling of negative count argument.
7144 (double_int_rshift): Dispatch to lshift_double.
7146 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
7148 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
7151 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
7152 (SPEC_X32): Likewise.
7153 (MULTILIB_DEFAULTS): Likewise.
7155 * config/i386/i386.c (isa_opts): Remove -m64.
7156 (ix86_target_string): Properly handle -m32/-m64/-mx32.
7157 (ix86_option_override_internal): Properly
7158 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
7159 handle -m32, -m64 and -mx32.
7161 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
7162 with OPTION_ABI_X32. Moved after TARGET_LP64.
7163 (TARGET_LP64): Changed to OPTION_ABI_64.
7165 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
7166 (mx32): Replace ISA_X32 with ABI_X32.
7168 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
7170 * tree.c (tree_size) <VECTOR_CST>: New case.
7172 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
7174 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
7175 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
7177 2012-03-28 Jakub Jelinek <jakub@redhat.com>
7180 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
7181 __builtin_va_start to __builtin_next_arg if the latter is
7182 builtin_decl_explicit_p rather than when it is not.
7185 * tree-vect-generic.c (vector_element): Perform multiplication
7186 for pos in bitsizetype type instead of idx type.
7188 2012-03-28 Richard Guenther <rguenther@suse.de>
7190 * loop-init.c (loop_optimizer_init): If loops are preserved
7191 perform incremental initialization of required loop features.
7192 (loop_optimizer_finalize): If loops are to be preserved only
7193 clean up optional loop features.
7194 (rtl_loop_done): Forcefully free loops here.
7195 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
7196 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
7198 (construct_init_block): Likewise.
7199 (construct_exit_block): Likewise.
7200 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
7201 the CFG after expanding.
7202 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
7203 If we needed to calculate them, free them afterwards.
7204 * tree-pass.h (PROP_loops): New define.
7205 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
7206 * basic-block.h (CLEANUP_CFG_CHANGED): New.
7207 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
7208 (cleanup_cfg): If we did something and have loops around, fix them up.
7209 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
7210 with CLEANUP_CFG_CHANGED.
7211 * cfghooks.c (merge_blocks): If we merge a loop header into
7212 its predecessor, update the loop structure.
7213 (duplicate_block): If we copy a loop latch, adjust loop state
7214 to note we may have multiple latches.
7215 (delete_basic_block): Mark loops for fixup if we remove a loop.
7216 * cfganal.c (forwarder_block_p): Protect loop latches, headers
7218 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
7219 (cfg_layout_can_merge_blocks_p): Likewise.
7220 * cprop.c (bypass_block): If we create a loop with multiple
7221 entries, mark it for removal.
7222 * except.c (emit_to_new_bb_before): Add the new basic-block
7224 * tree-eh.c (lower_resx): Likewise.
7225 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
7226 (expand_omp_taskreg): Likewise.
7227 * tree-inline.c (initialize_cfun): Likewise.
7228 * tree-mudflap.c (add_bb_to_loop): Prototype.
7229 (mf_build_check_statement_for): Properly add new basic-blocks
7231 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
7232 if we remove a loop.
7233 (thread_through_loop_header): Likewise.
7234 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
7235 new basic-blocks to existing loops.
7236 (expand_transaction): Likewise.
7237 * Makefile.in (except.o): Add $(CFGLOOP_H).
7239 (cgraph.o): Likewise.
7240 (cprop.o): Likewise.
7241 (cfgexpand.o): Likewise.
7242 (cfganal.o): Likewise.
7243 (trans-mem.o): Likewise.
7244 (tree-eh.o): Likewise.
7246 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
7249 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
7250 (avr_builtin_decl): New static function.
7251 (struct avr_builtin_description, avr_bdesc): Move up.
7252 Add GTY marker. Add field fndecl. Remove redundant field id.
7253 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
7254 (avr_expand_builtin): Code cleanup because .id is removed.
7256 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
7259 * config.gcc (tm_file): Remove avr/multilib.h.
7261 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
7263 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
7264 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
7265 * config/avr/t-avr: Remove generation of multilib.h.
7266 * config/avr/t-multilib: Regenerate.
7267 * config/avr/multilib.h: Remove.
7268 * config/avr/avr.opt (-msp8): New option.
7269 (avr_sp8): New variable.
7270 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
7271 * config/avr/avr.h (AVR_HAVE_SPH): New define.
7272 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
7273 (avr_device_to_sp8): New prototype.
7274 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
7275 (DRIVER_SELF_SPECS): New define.
7276 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
7277 __AVR_SP8__, __AVR_HAVE_SPH__.
7278 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
7279 AVR_HAVE_8BIT_SP to decide if SP_H is present.
7280 (avr_file_start): Ditto.
7282 2012-03-28 Jakub Jelinek <jakub@redhat.com>
7285 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
7286 instead of 8 in adjust_address.
7288 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
7291 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
7294 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
7297 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
7298 Rearrange conditional logic. Move displacement address calculations
7300 (sh_find_mov_disp_adjust): ... this new function.
7302 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
7304 * config/arm/arm.opt (mapcs): Remove MaskExists.
7305 * config/cris/linux.opt (mno-gotplt): Likewise.
7306 * config/i386/i386.opt (mhard-float): Likewise.
7308 (mno-sse4): Likewise.
7309 * config/m68k/m68k.opt (mhard-float): Likewise.
7310 * config/mep/mep.op (mcop32): Likewise.
7311 * config/pa/pa-hpux.opt (msio): Likewise.
7312 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
7313 * config/picochip/picochip.opt (mlittle): Likewise.
7314 * config/sh/sh.opt (mrenesas): Likewise.
7315 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
7316 * config/sparc/sparc.opt (mhard-float): Likewise.
7317 * config/v850/v850.opt (mv850es): Likewise.
7318 * config/vax/vax.opt (mg-float): Likewise.
7320 2012-03-27 Martin Jambor <mjambor@suse.cz>
7323 * tree-sra.c (sra_modify_assign): Do not call
7324 load_assign_lhs_subreplacements when working with an unscalarizable
7327 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
7330 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
7332 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
7333 * config/i386/i386.c: Include reload.h.
7334 (ix86_legitimize_reload_address): New function.
7336 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
7338 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
7339 hasn't been allocated. Define a target macro for Mask and
7340 InverseMask if it hasn't been defined. Remove MaskExists handling.
7342 * doc/options.texi: Remove MaskExists.
7344 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
7347 * config/sh/sh.c (find_barrier): Add equality check of last_got
7348 to avoid going above orig insn. Update comments.
7350 2012-03-27 Richard Guenther <rguenther@suse.de>
7353 * fold-const.c (try_move_mult_to_index): Handle &x.array more
7356 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
7358 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
7359 of a unit before computing the offset in units.
7360 * expr.c (get_bit_range): Return the null range if the enclosing record
7361 is part of a larger bit field.
7363 2012-03-27 Tristan Gingold <gingold@adacore.com>
7365 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
7366 * config/ia64/ia64.md: Remove mode in template.
7367 Sign extend operand in expand_simple_binop.
7368 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
7369 CASE_VECTOR_MODE instead of TARGET_ILP32.
7370 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
7372 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
7374 * varasm.c (assemble_external): #if 0 out the new assert from the
7375 previous commit, it breaks the Java and Go front ends.
7377 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
7379 * toplev.c (check_global_declaration_1): Do not call assemble_external.
7380 * expr.c (emit_block_move_libcall_fn): Likewise.
7381 (clear_storage_libcall_fn): Likewise.
7382 (expand_expr_addr_expr_1): Likewise.
7383 (expand_expr_real_1): Likewise.
7384 * calls.c (rtx_for_function_call): Likewise.
7386 * varasm.c (assemble_external): Assert this function is only called
7387 during or after expanding to RTL.
7389 2012-03-26 Martin Jambor <mjambor@suse.cz>
7391 PR tree-optimization/50052
7392 * tree-sra.c (tree_non_aligned_mem_p): Removed.
7393 (tree_non_aligned_mem_for_access_p): Likewise.
7394 (build_accesses_from_assign): Removed strict alignment requirements
7396 (access_precludes_ipa_sra_p): Likewise.
7398 2012-03-26 Richard Guenther <rguenther@suse.de>
7400 PR tree-optimization/52701
7401 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
7402 compute and set the evolution part of PHI nodes.
7404 2012-03-26 Richard Guenther <rguenther@suse.de>
7406 PR tree-optimization/52721
7407 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
7409 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
7411 PR tree-optimization/52686
7412 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
7415 2012-03-26 Tristan Gingold <gingold@adacore.com>
7417 * config/alpha/vms.h (LINK_SPEC): Simplify.
7418 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
7419 (NAME__MAIN, SYMBOL__MAIN): Remove.
7420 (VMS_DEBUG_MAIN_POINTER): Remove.
7421 * config/ia64/vms.h: Likewise.
7422 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
7423 code to vms.c. Call vms_start_function.
7424 * config/ia64/ia64.c (ia64_start_function): Likewise.
7425 * config/vms/vms-protos.h (vms_start_function): Declare.
7426 * config/vms/vms.c (vms_start_function): New function.
7427 * config/vms/vms.h (MATH_LIBRARY): Define.
7428 (VMS_DEBUG_MAIN_POINTER): Define.
7430 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
7432 PR rtl-optimization/52629
7433 * reload1.c (count_pseudo): Short-circuit common case.
7434 (count_spilled_pseudo): Return early for pseudos without hard regs.
7435 Assert that the pseudo has got a hard reg before manipulating it.
7437 2012-03-24 Jan Hubicka <jh@suse.cz>
7440 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
7441 (decide_is_variable_needed): Do not handle toplevel reorder here.
7442 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
7443 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
7446 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
7448 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
7449 and str_bitsize instead of more convoluted expressions.
7451 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
7454 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
7456 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
7459 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
7461 2012-03-23 Martin Jambor <mjambor@suse.cz>
7463 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
7465 2012-03-23 Richard Guenther <rguenther@suse.de>
7467 PR tree-optimization/52678
7468 * tree-vectorizer.h (struct _stmt_vec_info): Add
7469 loop_phi_evolution_part member.
7470 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
7471 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
7472 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
7473 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7474 Use the cached evolution part and the PHI nodes value from
7475 the loop preheader edge instead of re-analyzing the evolution.
7477 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7479 * config/mips/mips-tables.opt: Update.
7480 * config/mips/mips.md (processor): Add xlp.
7481 * config/mips/mips-cpus.def: Add xlp.
7482 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
7484 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
7485 * doc/invoke.texi: Mention XLP.
7487 2012-03-22 Jakub Jelinek <jakub@redhat.com>
7490 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
7491 on any new_local_var_chain vars declared during recursing on
7492 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
7494 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
7496 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
7497 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
7498 (ASM_OUTPUT_LOCAL): Ditto.
7499 (ASM_OUTPUT_COMMON): Remove.
7500 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
7501 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
7503 2012-03-22 Jan Hubicka <jh@suse.cz>
7506 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
7508 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
7509 * ipa-inline-transform.c (save_inline_function_body): Remove
7510 copied clone if needed.
7511 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
7513 2012-03-22 Richard Guenther <rguenther@suse.de>
7516 * fold-const.c (fold_ternary_loc): Fix typo.
7518 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
7521 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
7522 (unspecv): Add UNSPECV_MEMORY_BARRIER.
7523 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
7524 (delay_cycles_1, delay_cycles_2): Ditto.
7525 (delay_cycles_3, delay_cycles_4): Ditto.
7526 (nopv, *nopv): Ditto.
7527 (sleep, *sleep): Ditto.
7530 2012-03-22 Richard Guenther <rguenther@suse.de>
7532 PR tree-optimization/52548
7533 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
7534 because of clobbers.
7535 (prune_clobbered_mems): New function.
7536 (compute_antic_aux): Use it to prune ANTIC_OUT.
7537 (compute_partial_antic_aux): Use it to prune PA_IN.
7538 (compute_avail): Only insert expressions into EXP_GEN that are not
7539 invalidated when translated up to the beginning of the block.
7541 2012-03-22 Richard Guenther <rguenther@suse.de>
7543 PR tree-optimization/52638
7544 * tree-vect-stmts.c (vect_init_vector_1): New function, split
7546 (vect_init_vector): ... here. Handle scalar vector inits.
7547 (vect_get_vec_def_for_operand): Adjust.
7548 (vectorizable_load): Likewise.
7550 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
7552 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
7553 (alpha*-*-freebsd*): Ditto.
7554 (alpha*-*-netbsd*): Ditto.
7555 (alpha*-*-openbsd*): Ditto.
7556 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
7557 (DWARF2_DEBUGGING_INFO): Remove.
7558 (PREFERRED_DEBUGGING_TYPE): Remove.
7559 (ASM_FINAL_SPEC): Remove.
7560 (IDENT_ASM_OP): Remove.
7561 (ASM_OUTPUT_IDENT): Remove.
7562 (SKIP_ASM_OP): Remove.
7563 (ASM_OUTPUT_SKIP): Remove.
7564 (ALIGN_ASM_OP): Remove.
7565 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
7566 (ASM_OUTPUT_CASE_LABEL): Remove.
7567 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
7568 (COMMON_ASM_OP): Remove.
7569 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
7570 (ASCII_DATA_ASM_OP): Remove.
7571 (READONLY_DATA_SECTION_ASM_OP): Remove.
7572 (INIT_SECTION_ASM_OP): Remove.
7573 (FINI_SECTION_ASM_OP): Remove.
7574 (ASM_SECTION_START_OP): Remove.
7575 (ASM_OUTPUT_SECTION_START_FILE): Remove.
7576 (TARGET_ASM_NAMED_SECTION): Remove.
7577 (TARGET_ASM_SELECT_SECTION): Remove.
7578 (MAKE_DECL_ONE_ONLY): Remove.
7579 (TYPE_ASM_OP): Remove.
7580 (SIZE_ASM_OP): Remove.
7581 (ASM_WEAKEN_LABEL): Remove.
7582 (TYPE_OPERAND_FMT): Remove.
7583 (ASM_DECLARE_RESULT): Remove.
7584 (ASM_DECLARE_OBJECT_NAME): Remove.
7585 (ASM_FINISH_DECLARE_OBJECT): Remove.
7586 (ELF_ASCII_ESCAPES): Remove.
7587 (ELF_STRING_LIMIT): Remove.
7588 (STRING_ASM_OP): Remove.
7589 (ASM_OUTPUT_EXTERNAL): Remove.
7590 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
7591 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
7593 (ASM_DECLARE_FUNCTION_NAME): Ditto.
7594 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
7595 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
7596 (ASM_OUTPUT_SKIP): Ditto.
7597 (READONLY_DATA_SECTION_ASM_OP): Remove.
7598 (USER_LABEL_PREFIX): Remove.
7599 (ASM_OUTPUT_ASCII): Remove.
7600 (ASM_OUTPUT_CASE_LABEL): Remove.
7601 (NO_DOLLAR_IN_LABEL): Undefine.
7603 2012-03-22 Richard Guenther <rguenther@suse.de>
7605 PR tree-optimization/52459
7606 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
7607 PHI insertion for calls.
7609 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
7611 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
7612 find_sets_in_insn, canonicalize_insn): Split out from ...
7613 (cse_insn): ... here.
7614 (invalidate_from_clobbers): Take an insn instead of the pattern.
7616 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
7619 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
7620 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
7621 * config/sh/sh.md (sindf2, cosdf2): Remove.
7623 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
7626 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
7627 prologue for unwinder and profiler.
7629 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
7631 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
7632 Introduce emul_name to select the right linker emulation for
7633 powerpc64-*-freebsd*.
7634 * configure: Regenerate.
7635 * config.gcc: Add bits to support powerpc64-*-freebsd*.
7636 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
7637 * config/rs6000/freebsd64.h: New file.
7638 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
7640 (rs6000_savres_strategy): Likewise.
7641 (rs6000_savres_routine_name): Likewise.
7642 (rs6000_elf_file_end): Likewise.
7643 * config/rs6000/t-freebsd64: New file.
7644 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
7645 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
7647 * config/rs6000/freebsd64.h: Remove duplicated entries from last
7649 * config/rs6000/t-freebsd64: Likewise.
7651 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
7653 PR rtl-optimization/52543
7655 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
7656 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
7657 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
7658 (avr_load_libgcc_p): Restrict to __flash loads.
7659 (avr_out_lpm): Only handle 1-byte loads from __flash.
7660 (avr_load_lpm): New function.
7661 (avr_find_unused_d_reg): Remove.
7662 (avr_out_lpm_no_lpmx): Remove.
7663 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
7664 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
7665 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
7666 (load_<mode>, load_<mode>_clobber): New insns.
7667 (mov<mode>): For multi-byte move from non-generic
7668 16-bit address spaces: Expand to load_<mode> resp.
7669 load_<mode>_clobber.
7670 (load<mode>_libgcc): Remove expander.
7671 (split-lpmx): Remove split.
7673 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
7675 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
7676 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
7677 All callers changed.
7678 (Fixed_core_reg): New feature.
7679 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
7681 * neon-testgen.ml: Handle Fixed_core_reg.
7683 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
7685 * config/arm/arm.c (thumb2_reorg): Add complete support
7686 for 16-bit instructions.
7687 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
7689 2012-03-21 Richard Guenther <rguenther@suse.de>
7691 PR tree-optimizer/52636
7692 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
7693 to the appropriate type.
7695 2012-03-21 Richard Guenther <rguenther@suse.de>
7697 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
7699 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
7700 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
7701 * passes.c (init_optimization_passes): Remove pass_init_function,
7702 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
7703 * tree-pass.h (pass_init_function): Remove.
7704 (pass_jump): Remove.
7705 (pass_initial_value_sets): Remove.
7706 (pass_unshare_all_rtl): Remove.
7707 * integrate.c (pass_initial_value_sets): Remove.
7708 * emit-rtl.c (pass_unshare_all_rtl): Remove.
7709 * tree.h (init_function_for_compilation): Remove.
7710 * function.c (init_function_for_compilation): Remove.
7711 (pass_init_function): Remove.
7712 * cfgcleanup.c (rest_of_handle_jump): Remove.
7713 (pass_jump): Remove.
7715 2012-03-20 Jason Merrill <jason@redhat.com>
7717 * tree-streamer-in.c (streamer_alloc_tree): Call
7718 ggc_alloc_zone_cleared_tree_node instead of
7719 ggc_alloc_zone_cleared_tree_node_stat.
7721 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
7723 * doc/extend.texi (Template Instantiation): Remove anachronisms.
7725 2012-03-20 Jakub Jelinek <jakub@redhat.com>
7728 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
7729 (ix86_expand_vec_perm_const_1): Call it.
7731 * config/i386/i386.c (vselect_insn): New variable.
7732 (init_vselect_insn): New function.
7733 (expand_vselect, expand_vselect_insn): Add testing_p argument.
7734 Call init_vselect_insn if vselect_insn is NULL. Adjust
7735 PATTERN (vselect_insn), instead of creating a new insn each time,
7736 only emit a copy of it if not testing and recog has been successful.
7737 (expand_vec_perm_pshufb, expand_vec_perm_1,
7738 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
7742 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
7743 ("enabled" attribute): Handle avx2 and noavx2 isas.
7744 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
7746 (vec_dup<mode>): Add avx2 =x,x alternative.
7747 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
7748 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
7749 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
7750 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
7752 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
7753 if possible, handle also V8SFmode.
7755 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
7757 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
7758 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
7759 reg_or_zero_operand predicate.
7760 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
7762 2012-03-20 Jakub Jelinek <jakub@redhat.com>
7764 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
7765 If operand isn't UNSPEC, return 0.
7767 2012-03-20 Richard Guenther <rguenther@suse.de>
7769 * tree-pass.h (pass_rtl_eh): Remove.
7770 * except.c (gate_handle_eh): Likewise.
7771 (rest_of_handle_eh): Likewise.
7772 (pass_rtl_eh): Likewise.
7773 (finish_eh_generation): Export.
7774 * except.h (finish_eh_generation): Declare.
7775 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
7776 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
7777 after expanding stack alignment. Instead of compacting blocks
7780 2012-03-20 Richard Guenther <rguenther@suse.de>
7782 * stor-layout.c (finish_bitfield_representative): Fallback
7783 to conservative maximum size if the padding up to the next
7784 field cannot be computed as a constant.
7785 (finish_bitfield_layout): If we cannot compute the distance
7786 between the start of the bitfield representative and the
7787 bitfield member start a new representative.
7788 * expr.c (get_bit_range): The distance between the start of
7789 the bitfield representative and the bitfield member is zero
7790 if the field offsets are not constants.
7792 2012-03-20 Tristan Gingold <gingold@adacore.com>
7794 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
7795 convert in lowercase.
7796 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
7797 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
7798 * stor-layout.c (sizetype_tab): Adjust.
7799 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
7800 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
7801 instead of type_kind_last.
7802 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
7803 instead of size_int_kind.
7804 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
7805 * doc/tm.texi: Regenerate.
7806 * defaults.h (SIZETYPE): Provide a default value.
7807 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
7810 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
7812 * config/sh/sh.md: Use braced string notation where applicable.
7814 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
7816 * config/i386/i386.md (allocate_stack): Simplify.
7818 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
7820 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
7821 copy_to_mode_reg (Pmode, ...).
7822 (expand_builtin_frame_address): Ditto.
7823 * expr.c (emit_block_move_via_libcall): Ditto.
7824 (set_storage_via_libcall): Ditto.
7826 * config/i386/i386.c (ix86_expand_movmem): Ditto.
7827 (ix86_expand_setmem): Ditto.
7828 (ix86_trampoline_init): DItto.
7829 * config/i386/i386.md (cmpstrnsi): Ditto.
7831 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
7833 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
7834 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
7835 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
7836 (SH Options): Likewise.
7838 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
7840 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
7841 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
7842 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
7843 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
7844 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
7847 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
7849 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
7850 * config/i386/i386.c (ix86_decompose_address): Use
7851 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
7852 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
7853 thread pointer to a register.
7856 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
7858 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
7859 if Pmode != word_mode.
7860 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
7861 Pmode == SImode for TARGET_X32.
7863 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
7864 (tls_initial_exec_x32): Likewise.
7866 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
7869 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
7870 DISP_ADDR_OFFSET): New macros.
7871 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
7872 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
7873 (sh_legitimize_address): Add QImode displacement handling.
7874 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
7876 (sh_secondary_reload): Add QImode displacement handling.
7877 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
7878 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
7879 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
7880 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
7881 to register operands only.
7882 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
7883 (extendqihi2): Change insn to expander.
7884 (*extendqihi2_compact_reg): New insn.
7885 (movqi_i, movqi): Replace with ...
7886 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
7887 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
7888 Add new peepholes for QImode displacement addressing.
7890 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
7893 * doc/invoke.texi: Document -Wuseless-cast.
7895 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
7897 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
7898 * tree.h (handled_component_p): Reorder cases.
7899 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
7900 not initialize unsignedp.
7901 (loc_list_from_tree): Likewise.
7902 (fortran_common): Likewise.
7903 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
7905 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
7907 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
7908 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
7909 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
7910 (ix86_split_long_move): Ditto.
7911 (legitimize_tls_address): Use ix86_gen_sub3.
7912 (construct_plt_address): Assert that Pmode == DImode.
7914 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
7916 * config/i386/i386.md: Remove empty predicates and/or constraints.
7917 * config/i386/sync.md: Ditto.
7918 * config/i386/sse.md: Ditto.
7919 * config/i386/mmx.md: Ditto.
7920 * config/i386/pentium.md: Ditto.
7921 * config/i386/athlon.md: Ditto.
7923 2012-03-16 Richard Guenther <rguenther@suse.de>
7925 PR tree-optimization/52603
7926 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
7930 2012-03-14 Richard Guenther <rguenther@suse.de>
7932 PR tree-optimization/52571
7933 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
7934 flag_section_anchors check ...
7935 (vect_can_force_dr_alignment_p): ... here.
7937 2012-03-16 Martin Jambor <mjambor@suse.cz>
7939 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
7940 memory through MEM_REFs by calling extract_bit_field.
7942 2012-03-16 Richard Guenther <rguenther@suse.de>
7944 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
7945 and REFERENCE_TYPE interpretations.
7946 (can_native_interpret_type_p): New function.
7947 (fold_ternary_loc): Use native encode/interpret to fold
7948 BIT_FIELD_REFs of constants.
7950 2012-03-16 Richard Guenther <rguenther@suse.de>
7953 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
7954 of vector constants and constructors.
7956 2012-03-16 Richard Guenther <rguenther@suse.de>
7958 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
7959 VIEW_CONVERT_EXPR to convert constants.
7960 (vect_is_simple_use): Treat all constants as vec_constant_def.
7962 2012-03-16 Richard Guenther <rguenther@suse.de>
7963 Kai Tietz <ktietz@redhat.com>
7966 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
7967 side-effects completely in the pre-queue and use a temporary
7970 2012-03-16 Richard Guenther <rguenther@suse.de>
7972 * stor-layout.c (finish_bitfield_representative): Fall back
7973 to the conservative maximum size if we cannot compute the
7974 size of the tail padding.
7976 2012-03-16 Tristan Gingold <gingold@adacore.com>
7978 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
7979 __CRTL_VER and __VMS_VER.
7980 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
7981 and vms_c_get_vms_ver.
7982 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
7984 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
7985 (VMS_DEFAULT_VMS_VER): Define.
7986 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
7987 (VMS_DEFAULT_VMS_VER): Define.
7989 2012-03-16 Richard Guenther <rguenther@suse.de>
7991 * tree-vect-loop.c (get_initial_def_for_induction): Use
7992 build_constructor directly.
7993 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
7994 build_vector_from_val.
7995 * tree.c (build_vector_from_val): Avoid creating a constructor
7996 first when we want a constant vector.
7998 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8000 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
8002 2012-03-16 Richard Guenther <rguenther@suse.de>
8004 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
8005 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
8006 (struct tree_vector): Remove elements member, add variable size
8008 (build_vector_stat): Declare.
8009 (build_vector): Define in terms of build_vector_stat.
8010 * tree.c (build_vector): Rename to ...
8011 (build_vector_stat): ... this. Take array of trees as parameter.
8012 (build_vector_from_ctor): Adjust.
8013 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
8014 initializer_zerop): Adjust.
8015 * cfgexpand.c (expand_debug_expr): Likewise.
8016 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
8017 const_vector_from_tree): Likewise.
8018 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
8019 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
8020 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
8021 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
8022 (lto_input_ts_vector_tree_pointers): Adjust.
8023 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
8024 (write_ts_vector_tree_pointers): Adjust.
8025 * varasm.c (const_hash_1, compare_constant, copy_constant,
8026 output_constant): Adjust.
8027 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
8028 * print-tree.c (print_node): Adjust.
8029 * tree-pretty-print.c (dump_generic_node): Adjust.
8030 * tree-vect-generic.c (uniform_vector_p, vector_element,
8031 lower_vec_perm): Adjust.
8032 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
8033 * tree-vect-slp.c (vect_get_constant_vectors,
8034 vect_transform_slp_perm_load): Adjust.
8035 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
8036 * expmed.c (make_tree): Adjust.
8037 * config/i386/i386.c (ix86_expand_builtin): Adjust.
8038 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
8040 (sparc_fold_builtin): Adjust.
8042 2012-03-16 Tristan Gingold <gingold@adacore.com>
8044 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
8045 * config/vms/vms-stdint.h: New file.
8047 2012-03-16 Tristan Gingold <gingold@adacore.com>
8049 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
8050 (ia64-hp-*vms*): Replaced by ...
8051 (*-*-*vms*): ... This new entry.
8053 2012-03-15 Jakub Jelinek <jakub@redhat.com>
8056 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
8057 (ix86_expand_vec_perm_const_1): Use it.
8060 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
8061 (avx2_permv4df): Remove.
8062 (avx2_permv4di): Macroize into...
8063 (avx2_perm<mode>): ... this using VI8F_256 iterator.
8064 (avx2_permv4di_1): Macroize into...
8065 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
8067 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
8069 * combine.c (apply_distributive_law): Do not distribute SUBREG.
8071 2012-03-15 Ira Rosen <irar@il.ibm.com>
8072 Ulrich Weigand <ulrich.weigand@linaro.org>
8074 * tree-vect-patterns.c (widened_name_p): Rename to ...
8075 (type_conversion_p): ... this. Add new argument to determine
8076 if it's a promotion or demotion operation. Check for
8077 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
8078 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
8080 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
8081 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
8083 (vect_recog_mixed_size_cond_pattern): Likewise and allow
8084 non-constant then and else clauses.
8086 2012-03-15 Ira Rosen <irar@il.ibm.com>
8087 Ulrich Weigand <ulrich.weigand@linaro.org>
8089 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
8090 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
8092 * tree-vect-patterns.c (widened_name_p): Pass basic block
8093 info to vect_is_simple_use.
8094 (vect_recog_dot_prod_pattern): Fail for basic blocks.
8095 (vect_recog_widen_sum_pattern): Likewise.
8096 (vect_handle_widen_op_by_const): Support basic blocks.
8097 (vect_operation_fits_smaller_type,
8098 vect_recog_over_widening_pattern): Likewise.
8099 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
8100 Update call to vect_is_simple_use.
8101 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
8103 (check_bool_pattern): Add an argument, update call to
8104 vect_is_simple_use and the recursive calls.
8105 (vect_recog_bool_pattern): Update relevant function calls.
8107 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
8108 (vect_pattern_recog_1): Check for reduction only in loops.
8109 (vect_pattern_recog): Add new argument. Support basic blocks.
8110 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
8111 info to vect_is_simple_use_1.
8112 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
8113 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
8115 2012-03-15 Jakub Jelinek <jakub@redhat.com>
8116 Andrew Pinski <apinski@cavium.com>
8119 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
8120 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
8121 calls instead of __builtin_ir{int,ound}*.
8123 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8125 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
8128 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8130 * config.gcc (target_type_format_char): New. Document it. Set it for
8132 * configure.ac (gnu_unique_option): Use target_type_format_char
8133 in test. Comment rationale.
8134 * configure: Regenerate .
8136 2012-03-15 Jakub Jelinek <jakub@redhat.com>
8138 PR tree-optimization/52267
8139 * tree-vrp.c (masked_increment): New function.
8140 (register_edge_assert_for_2): Derive ASSERT_EXPRs
8141 from (X & CST1) cmp CST2 tests.
8143 2012-03-15 Richard Guenther <rguenther@suse.de>
8146 * tree-data-ref.c (subscript_dependence_tester_1): Check
8147 all dimensions for non-conflicting access functions.
8149 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8152 * doc/invoke.texi [C++ Language Options]: Document
8153 -ftemplate-backtrace-limit.
8155 2012-03-15 Tristan Gingold <gingold@adacore.com>
8157 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
8160 2012-03-15 Tristan Gingold <gingold@adacore.com>
8162 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
8163 use DW_OP_call_frame_cfa.
8165 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
8168 * config/i386/i386-opts.h (pmode): New.
8170 * config/i386/i386.c (ix86_option_override_internal): Properly
8171 check and set ix86_pmode.
8173 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
8175 * config/i386/i386.opt (maddress-mode=): New.
8177 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
8179 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8181 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
8182 (dwarf2out_do_cfi_asm): Likewise.
8183 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
8185 (add_data_member_location_attribute): Likewise.
8186 (gen_array_type_die): Likewise.
8187 (gen_subprogram_die): Likewise.
8188 (gen_producer_string): Likewise.
8189 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
8190 Remove MIPS_DEBUGGING_INFO handling.
8191 (sdb_debug_hooks): Likewise.
8192 (sdbout_begin_block): Likewise.
8193 (sdbout_end_block): Likewise.
8194 (sdbout_begin_prologue): Likewise.
8195 (sdbout_start_source_file): Likewise.
8196 (sdbout_end_source_file): Likewise.
8197 (sdbout_init): Likewise.
8198 * system.h (MIPS_DEBUGGING_INFO): Poison.
8200 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8202 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
8203 (alpha_file_start) [MS_STAMP]: Remove.
8205 * config/alpha/elf.h (TARGET_GAS): Remove.
8206 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
8207 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
8208 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
8209 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
8210 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
8211 (alpha*-*-freebsd*): Likewise.
8212 (alpha*-*-netbsd*): Likewise.
8213 (alpha*-*-openbsd*): Likewise.
8214 (alpha*-*-*): Remove target_cpu_default2.
8215 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
8217 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
8218 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
8219 * config/alpha/alpha.c (print_operand): Always assume
8220 TARGET_AS_SLASH_BEFORE_SUFFIX.
8221 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
8222 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
8223 ("*builtin_setjmp_receiver_er_1"): Remove.
8224 * config/alpha/alpha.opt (malpha-as): Remove.
8226 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
8228 Remove DEC Unix reference.
8230 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
8231 (EXTENDED_COFF): Remove.
8232 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
8233 (EXTENDED_COFF): Don't undef.
8234 * config/alpha/alpha.c (alpha_file_start): Always assume
8236 Don't set targetm.asm_file_start_file_directive.
8237 [!OBJECT_FORMAT_ELF]: Remove.
8238 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
8240 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
8241 (DBX_DEBUGGING_INFO): Remove.
8242 (MIPS_DEBUGGING_INFO): Remove.
8243 (PREFERRED_DEBUGGING_TYPE): Remove.
8244 (DBX_OUTPUT_SOURCE_LINE): Remove.
8245 (SDB_OUTPUT_SOURCE_LINE): Remove.
8246 (DBX_CONTIN_LENGTH): Remove.
8247 (NO_DBX_FUNCTION_END): Remove.
8248 (ASM_STABS_OP): Remove.
8249 (ASM_STABN_OP): Remove.
8250 (ASM_STABD_OP): Remove.
8251 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
8252 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
8253 (PUT_SDB_DEF): Remove.
8254 (PUT_SDB_PLAIN_DEF): Remove.
8255 (PUT_SDB_TYPE): Remove.
8256 (sdb_label_count): Remove.
8257 (PUT_SDB_BLOCK_START): Remove.
8258 (PUT_SDB_BLOCK_END): Remove.
8259 (PUT_SDB_FUNCTION_START): Remove.
8260 (PUT_SDB_FUNCTION_END): Remove.
8261 (PUT_SDB_EPILOGUE_END): Remove.
8262 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
8263 (MIPS_DEBUGGING_INFO): Don't undef.
8264 (DBX_DEBUGGING_INFO): Don't undef.
8265 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
8266 (MIPS_DEBUGGING_INFO): Don't undef.
8267 (DBX_DEBUGGING_INFO): Don't undef.
8268 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
8269 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
8271 (alpha_start_function): Likewise.
8272 (sdb_label_count): Remove.
8273 (alpha_output_filename): Remove DBX_DEBUG handling.
8274 (alpha_file_start): Likewise.
8276 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8278 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
8279 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
8280 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
8282 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
8283 (ld_tls_support): Remove Solaris 8 references.
8284 (lwp_dir, lwp_spec): Remove support for alternate thread library.
8285 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
8286 * configure: Regenerate.
8287 * config.in: Regenerate.
8289 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
8290 * config/i386/sol2.h: Remove Solaris 8 references.
8292 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
8293 (i?86-*-solaris2.9): ... this.
8294 Remove Solaris 8 references.
8295 (Specific, *-*-solaris2*): Document Solaris 8 removal.
8296 Remove Solaris 8 references.
8298 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8300 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
8301 (mips-sgi-irix6.5*): Remove.
8302 * config.host (mips-sgi-irix*): Remove.
8303 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
8304 (set_have_as_tls): Remove *-*-irix6*.
8305 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
8306 * configure: Regenerate.
8308 * config/mips/iris6.h: Remove.
8309 * config/mips/iris6.opt: Remove.
8310 * config/mips/t-irix6: Remove.
8312 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
8313 (TARGET_IRIX6): Remove.
8314 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
8315 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
8316 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
8318 (mips_file_start): Likewise.
8319 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
8321 * config/mips/driver-native.c [__sgi__]: Remove.
8322 (host_detect_local_cpu) [__sgi__]: Remove.
8324 * config/mips/gnu-user.h: Remove iris5.h reference.
8326 * config/mips/mips-modes.def: Remove IRIX 6 reference.
8327 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
8328 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
8331 * gcc.c (main): Move asm_debug initialization ...
8332 (asm_debug): ... here.
8334 * ginclude/stddef.h (__STDDEF_H__): Don't define.
8336 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
8337 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
8338 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
8339 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
8340 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
8341 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
8343 * doc/tm.texi: Regenerate.
8345 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
8347 (MIPS Options, -march): Remove IRIX reference.
8348 * doc/install.texi (Binaries, SGI IRIX): Remove.
8349 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
8351 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
8353 2012-03-14 Martin Jambor <mjambor@suse.cz>
8355 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
8356 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
8357 (expand_expr_real_1): Do not handle misalignment if modifier is
8360 2012-03-14 Richard Guenther <rguenther@suse.de>
8363 * tree-vect-generic.c (type_for_widest_vector_mode): Take
8364 element type instead of mode, use build_vector_type_for_mode
8365 instead of the langhook, build a vector of proper signedness.
8366 (expand_vector_operations_1): Adjust.
8368 2012-03-14 Richard Guenther <rguenther@suse.de>
8371 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
8372 a cgraph node for a FUNCTION_DECL that comes from a constructor.
8373 (gimple_get_virt_method_for_binfo): Likewise.
8375 2012-03-14 Richard Guenther <rguenther@suse.de>
8377 PR tree-optimization/52571
8378 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
8379 flag_section_anchors check ...
8380 (vect_can_force_dr_alignment_p): ... here. Do not re-align
8381 DECL_COMMON variables.
8383 2012-03-14 Richard Guenther <rguenther@suse.de>
8385 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
8386 * stor-layout.c (start_bitfield_representative): New function.
8387 (finish_bitfield_representative): Likewise.
8388 (finish_bitfield_layout): Likewise.
8389 (finish_record_layout): Call finish_bitfield_layout.
8390 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
8391 for QUAL_UNION_TYPE fields.
8392 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
8393 Stream DECL_BIT_FIELD_REPRESENTATIVE.
8394 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
8399 * expr.c (get_bit_range): Unconditionally extract bitrange
8400 from DECL_BIT_FIELD_REPRESENTATIVE.
8401 (expand_assignment): Adjust call to get_bit_range.
8403 2012-03-14 Richard Guenther <rguenther@suse.de>
8406 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
8407 the outermost conversion is a sign-change only.
8408 (fold_binary_loc): Disregard widening and sign-changing
8409 conversions when we determine if two variables are equal
8411 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
8412 (T1)x if the outermost conversion is a sign-change only.
8414 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
8417 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
8419 * config/i386/predicates.md (constant_call_address_operand): Declare
8420 as special predicate. Update all uses.
8422 2012-03-13 Jakub Jelinek <jakub@redhat.com>
8425 * c-parser.c (c_parser_postfix_expression)
8426 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
8428 * config/i386/smmintrin.h: Avoid /* within a comment.
8429 * config/i386/nmmintrin.h: Likewise.
8431 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
8433 * config/i386/i386.md (xbegin): Remove constraint from expander.
8435 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
8437 * config/i386/predicates.md (constant_call_address_operand): Declare
8438 as special predicate. Update all uses.
8439 * config/i386/i386.md: Remove mode from constant_call_address_operand
8441 * config/i386/i386.c (ix86_output_call_insn): Call
8442 constant_call_address_operand with VOIDmode.
8444 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
8446 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
8447 AND zero extended address correctly.
8449 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
8451 * config/i386/predicates.md (tls_symbolic_operand): Declare as
8453 (tls_modbase_operand): Ditto.
8454 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
8455 tls_modbase_operand predicates.
8457 2012-03-13 Martin Jambor <mjambor@suse.cz>
8459 * expr.c (expand_assignment): Handle misaligned scalar writes to
8460 memory through top-level MEM_REFs by calling store_bit_field.
8462 2012-03-13 Richard Guenther <rguenther@suse.de>
8465 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
8466 if Y is a constant multiple of 1 << CST.
8468 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
8471 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
8472 offset (size) to a value the insns can deal with.
8473 (expand_epilogue): Ditto.
8475 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8477 * config/arm/neon.ml (ops): Fixup expected instructions for
8478 unsigned vector compares.
8480 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
8482 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
8483 addresses only when %reg is not in word mode.
8485 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8487 * config/microblaze/microblaze.md: Fix typo.
8488 * tree-if-conv.c: Likewise.
8489 * tree-vect-patterns.c: Likewise.
8491 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8493 * config.gcc (extra_passes): Remove.
8494 * configure.ac (extra_passes): Don't substitute.
8495 * configure: Regenerate.
8496 * Makefile.in (EXTRA_PASSES): Remove.
8497 (GCC_PASSES): Remove $(EXTRA_PASSES).
8498 (MOSTLYCLEANFILES): Likewise.
8500 (install-common): Likewise.
8502 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
8504 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
8505 * config/i386/i386.c (ix86_decompose_address): Use
8506 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
8507 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
8508 thread pointer to a register.
8510 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
8512 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
8513 on tls_symbolic_operand.
8514 (tls_global_dynamic_64_<mode>): Likewise.
8516 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
8519 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
8520 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
8522 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
8525 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
8526 type from reg_class_t to enum reg_class.
8527 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
8529 2012-03-12 Andrew Pinski <apinski@cavium.com>
8531 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
8532 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
8533 (value_replacement): Likewise.
8534 (empty_block_p): Check also if the PHIs for the block are empty.
8536 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
8539 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
8540 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
8541 r184615 from 2012-02-28.
8543 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
8545 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
8546 (ix86_gen_tls_local_dynamic_base_64): Likewise.
8547 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
8548 and ix86_gen_tls_local_dynamic_base_64.
8549 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
8550 ix86_gen_tls_local_dynamic_base_64.
8552 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
8553 (*tls_global_dynamic_64_<mode>): This.
8554 (tls_global_dynamic_64): Renamed to ...
8555 (tls_global_dynamic_64_<mode>): This.
8556 (*tls_local_dynamic_base_64): Renamed to ...
8557 (*tls_local_dynamic_base_64_<mode>): This.
8558 (tls_local_dynamic_base_64): Renamed to ...
8559 (tls_local_dynamic_base_64_<mode>): This.
8561 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
8563 * config/i386/i386.c (ix86_option_override_internal): Properly
8564 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
8565 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
8566 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
8567 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
8569 * config/i386/sse.md (sse3_monitor64): Renamed to ...
8570 (sse3_monitor64_<mode>): This.
8572 2012-03-12 Tristan Gingold <gingold@adacore.com>
8574 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
8575 (ia64_function_arg_advance): Ditto.
8577 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8579 * config.gcc (mips*-*-openbsd*): Remove.
8580 * config/mips/openbsd.h: Remove.
8581 * config/mips/sdb.h: Remove.
8583 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
8584 * config/mips/mips.c (sdb_label_count): Remove.
8585 (mips_debugger_offset): Remove #if 0 code.
8586 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
8587 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
8589 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8591 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
8593 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
8594 Update binutils references.
8595 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
8596 Update binutils reference.
8597 Update Sun as/GNU ld caveat.
8598 Document binutils largefile requirement for LTO plugin.
8599 Remove reference to alternate libpthread.
8601 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8603 * config.gcc (alpha*-dec-osf5.1*): Remove.
8604 * config.host (alpha*-dec-osf*): Remove.
8605 * configure.ac (*-*-osf*): Remove.
8606 (alpha*-dec-osf*): Remove.
8607 * configure: Regenerate.
8609 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
8610 config/alpha/va_list.h, config/alpha/x-osf: Remove.
8612 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
8613 * config/alpha/alpha.c (struct machine_function): Update comment.
8614 (alpha_start_function): Remove Tru64 UNIX as handling for
8616 * config/alpha/alpha.md ("exception_receiver"): Remove
8617 TARGET_LD_BUGGY_LDGP.
8618 ("*exception_receiver_2"): Likewise.
8619 * except.c (finish_eh_generation): Remove Tru64 reference.
8620 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
8621 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
8622 * target.def (handle_pragma_extern_prefix): Remove.
8624 * Makefile.in (mips-tfile.o-warn): Remove.
8625 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
8626 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
8627 * mips-tdump.c, mips-tfile.c: Remove.
8629 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
8631 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
8632 (Specific, alpha*-dec-osf5.1): Note removal.
8633 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
8635 * doc/tm.texi: Regenerate.
8636 * doc/trouble.texi (Cross-Compiler Problems): Remove.
8638 2012-03-12 Richard Guenther <rguenther@suse.de>
8640 * config/arm/arm.c (neon_dereference_pointer): Do not call
8641 covert during RTL expansion.
8643 2012-03-12 Tristan Gingold <gingold@adacore.com>
8645 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
8646 Options. Mention -mpointer-size.
8648 2012-03-12 Richard Guenther <rguenther@suse.de>
8650 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
8651 build_nonstandard_integer_type.
8653 2012-03-12 Richard Guenther <rguenther@suse.de>
8655 * tree.c (signed_or_unsigned_type_for): Use
8656 build_nonstandard_integer_type.
8657 (signed_type_for): Adjust documentation.
8658 (unsigned_type_for): Likewise.
8659 * tree-pretty-print.c (dump_generic_node): Use standard names
8660 for non-standard integer types if available.
8662 2012-03-12 Tristan Gingold <gingold@adacore.com>
8664 * config/vms/vms.opt: Add vms-opts.h header.
8665 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
8667 (-mvms-return-codes): Document.
8668 (-mpointer-size): New option.
8669 (vms_pointer_size): Add enumeration.
8670 * config/vms/vms-opts.h: New file.
8671 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
8672 __INITIAL_POINTER_SIZE.
8673 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
8674 (C_COMMON_OVERRIDE_OPTIONS): Define.
8675 (DWARF2_ADDR_SIZE): Define.
8676 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
8677 * config/vms/vms-protos.h (vms_c_common_override_options):
8679 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
8680 if -mno-pointer-size.
8681 (vms_c_common_override_options): New function.
8682 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
8683 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
8684 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
8685 and flag_vms_pointer_size.
8686 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
8687 * config.gcc (*-*-*vms*): Define xm_file.
8688 (alpha*-dec-*vms*): Do not define xm_file.
8689 (alpha64-dec-*vms*): Remove.
8690 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
8693 2012-03-12 Jakub Jelinek <jakub@redhat.com>
8695 PR tree-optimization/51721
8696 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
8697 if (int) unsvar cmp CST.
8699 2012-03-12 Richard Guenther <rguenther@suse.de>
8701 * tree-sra.c (create_access_replacement): Only rename the replacement
8702 if we can rewrite it into SSA form. Properly mark register typed
8703 replacements that we cannot rewrite with TREE_ADDRESSABLE.
8704 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
8705 for aggregate or BLKmode results.
8707 2012-03-12 Jakub Jelinek <jakub@redhat.com>
8709 PR tree-optimization/52533
8710 * tree-vrp.c (register_edge_assert_for_2): Use double_int
8711 type for mask, only handle shifts by non-zero in-range
8712 shift count, for LE_EXPR and GT_EXPR if new_val is
8713 maximum, don't add the assertion.
8715 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
8717 * doc/invoke.texi: Document -mrtm option.
8718 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
8719 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
8720 (ix86_handle_option): Handle OPT_mrtm.
8721 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
8723 (x86_64-*-*): Ditto.
8724 * i386-builtin-types.def (INT_FTYPE_VOID): New.
8725 * config/i386/i386-c.c (ix86_target_macros_internal): Define
8727 (ix86_target_string): Define -mrtm option.
8729 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
8731 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
8732 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
8734 (bdesc_special_args): Ditto.
8735 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
8736 (ix86_expand_special_args_builtin): Handle new built-in type.
8737 (ix86_expand_builtin): Handle XABORT instruction.
8738 * config/i386/i386.h (TARGET_RTM): New.
8739 * config/i386/i386.md (UNSPECV_XBEGIN): New.
8740 (UNSPECV_XEND): Ditto.
8741 (UNSPECV_XABORT): Ditto.
8742 (UNSPECV_XTEST): Ditto.
8749 * config/i386/i386.opt (mrtm): New.
8750 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
8751 * config/i386/rtmintrin.h: New header.
8752 * config/i386/xtestintrin.h: Ditto.
8754 2012-03-12 Tristan Gingold <gingold@adacore.com>
8756 * ginclude/stddef.h: Adjust previous patch.
8757 Use __VMS__ instead of VMS.
8759 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
8761 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
8762 Also convert sequences with CC setting arithmetic instruction.
8764 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
8766 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
8767 from C Language Options to Preprocessor Options.
8768 (C Dialect Options): Move -no-integrated-cpp documentation
8770 (Preprocessor Options): ...to here. Rewrite the description
8771 so it makes more sense, and remove discussion of merging front ends.
8773 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
8775 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
8777 (ix86_expand_setmem): Likewise.
8779 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
8781 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
8784 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
8786 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
8787 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
8789 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
8791 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
8793 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
8795 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
8798 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
8799 Uros Bizjak <ubizjak@gmail.com>
8801 * config/i386/predicates.md (call_insn_operand): Allow
8802 constant_call_address_operand in Pmode only.
8803 (sibcall_insn_operand): Ditto.
8804 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
8805 (*call_vzeroupper): Ditto.
8807 (*sibcall_vzeroupper): Ditto.
8808 (*call_value): Ditto.
8809 (*call_value_vzeroupper): Ditto.
8810 (*sibcall_value): Ditto.
8811 (*sibcall_value_vzeroupper): Ditto.
8812 (*indirect_jump): Ditto.
8813 (*tablejump_1): Ditto.
8814 (indirect_jump): Convert memory address to word mode for TARGET_X32.
8816 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
8819 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
8822 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
8823 Use movrt_negc instead of negc pattern for non-SH2A.
8825 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
8827 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
8829 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
8830 if Pmode != word_mode.
8831 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
8832 Pmode == SImode for TARGET_X32.
8834 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
8835 (tls_initial_exec_x32): Likewise.
8837 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
8839 PR rtl-optimization/52528
8840 * combine.c (can_combine_p): Add setting of subst_low_luid
8841 before call to expand_field_assignment().
8843 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
8845 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
8846 and related program names.
8848 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
8850 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
8852 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
8855 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
8856 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
8858 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
8859 (*movdi_internal_rex64): Use %E operand modifier for lea.
8860 (*movsi_internal): Ditto.
8862 (*lea<mode>_2): Ditto.
8863 (*lea_{3,4,5,6}_zext): Ditto.
8864 (*tls_global_dynamic_32_gnu): Ditto.
8865 (*tls_global_dynamic_64): Ditto.
8866 (*tls_dynamic_gnu2_lea_32): Ditto.
8867 (*tls_dynamic_gnu2_lea_64): Ditto.
8868 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
8870 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8872 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
8873 redefine to be NULL if the current bit-size is different from the
8874 configured bit-size.
8876 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
8877 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
8878 set the default tuning. Add asserts to make sure the cpu and tune
8879 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
8880 test whether the index is set, instead of > 0.
8881 (rs6000_file_start): Do not reset the default cpu if the current
8882 bit-size is different from the configured bit-size.
8884 2012-03-09 Tristan Gingold <gingold@adacore.com>
8886 * config/vms/vms-crtlmap.map: Add comments.
8887 Add entries needed to build Ada RTS.
8889 2012-03-09 Tristan Gingold <gingold@adacore.com>
8891 * ginclude/stddef.h: Do not define __size_t on VMS.
8893 2012-03-09 Tristan Gingold <gingold@adacore.com>
8895 * c-tree.h (c_default_pointer_mode): New variable.
8896 * c-decl.c (c_default_pointer_mode): New variable.
8897 (c_build_pointer_type): New function.
8898 (grokdeclarator): Call c_build_pointer_type instead
8899 of build_pointer_type.
8901 * config/vms/vms-c.c: Include c-tree.h
8902 (saved_pointer_mode): New variable.
8903 (handle_pragma_pointer_size): New function.
8904 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
8905 (vms_c_register_pragma): Register __pointer_size and
8906 __required_pointer_size pragmas.
8908 2012-03-09 Tristan Gingold <gingold@adacore.com>
8910 * config/vms/vms-c.c (vms_construct_include_filename): New function.
8911 (vms_c_register_includes): Reference it.
8913 2012-03-09 Andrew Pinski <apinski@cavium.com>
8916 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
8918 (tree_ssa_phiopt_worker): Go through all the PHIs for
8919 value_replacement instead of just the singleton one.
8920 (value_replacement): Change return type to int. Return 0 instead of
8922 Allow the middle basic block to contain more than just the defining
8924 Handle non empty middle basic blocks.
8925 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
8927 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
8929 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
8930 array reference and component reference.
8931 (analyze_scalar_evolution_for_address_of): New.
8933 2012-03-08 Jie Zhang <jzhang918@gmail.com>
8936 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
8937 (hwloop_pattern_reg): Fix set but not used warning.
8938 (bfin_reorg_loops): Remove unused parameter.
8939 (bfin_reorg): Update use of bfin_reorg_loops.
8941 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
8943 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
8944 with integer parameters in registers.
8945 (gen_push): Push register in word_mode instead of Pmode.
8946 (ix86_emit_save_regs): Likewise.
8947 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
8948 (gen_pop): Pop register in word_mode instead of Pmode.
8949 (ix86_emit_restore_regs_using_pop): Likewise.
8950 (ix86_expand_prologue): Replace Pmode with word_mode for push
8951 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
8952 restore RAX and R10 in word_mode.
8953 (ix86_emit_restore_regs_using_mov): Restore integer registers
8955 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
8957 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
8958 (ix86_split_long_move): Likewise.
8960 * config/i386/i386.md (W): New.
8961 (*push<mode>2_prologue): Replace :P with :W.
8962 (*pop<mode>1): Likewise.
8963 (*pop<mode>1_epilogue): Likewise.
8964 (push/pop peephole2): Use word_mode scratch registers.
8966 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
8968 * config/i386/predicates.md (indirect_branch_operand): Simplify.
8970 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
8972 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
8973 for constants in [-63,63].
8975 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
8979 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
8981 * config/i386/i386.c (ix86_print_operand_address): Only handle
8982 zero-extended DImode addresses.
8984 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8986 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
8987 * configure: Regenerate.
8989 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
8992 * config/avr/avr.c (avr_mem_clobber): New static function.
8993 (avr_expand_delay_cycles): Add memory clobber operand to
8994 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
8995 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
8996 (enable_interrupt, disable_interrupt): New expander.
8997 (nopv, sleep, wdr): New expanders.
8998 (delay_cycles_1): Add memory clobber.
8999 (delay_cycles_2): Add memory clobber.
9000 (delay_cycles_3): Add memory clobber.
9001 (delay_cycles_4): Add memory clobber.
9002 (cli_sei): New insn from former "enable_interrupt",
9003 "disable_interrupt" with memory clobber.
9004 (*wdt): New insn from former "wdt" with memory clobber.
9005 (*nopv): Similar, but for "nopv".
9006 (*sleep): Similar, but for "sleep".
9008 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
9009 Kaz Kojima <kkojima@gcc.gnu.org>
9012 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
9013 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
9014 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9016 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
9018 * config/i386/predicates.md (x86_64_zext_general_operand): New.
9019 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
9020 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
9022 2012-03-07 Walter Lee <walt@tilera.com>
9024 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
9025 REG_CFA_* notes for the stack pointer.
9026 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
9027 EH_RETURN_STACKADJ_RTX.
9028 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
9029 generate REG_CFA_* notes for the stack pointer.
9030 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
9031 by EH_RETURN_STACKADJ_RTX.
9033 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
9035 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
9036 when __AVR_3_BYTE_PC__ is defined.
9038 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
9040 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
9041 (ix86_print_operand): Handle '^'.
9042 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
9043 using P mode iterator. Add %^ to asm template to conditionally emit
9045 (*rep_movdi_rex64): Ditto.
9046 (*strsetdi_rex_1): Ditto.
9047 (*rep_stosdi_rex64): Ditto.
9048 (*strmov{si,hi,qi}_1): Add %^ to asm template to
9049 conditionally emit addr32 prefix.
9050 (*rep_mov{si,qi}): Ditto.
9051 (*strset{si,hi,qi}): Ditto.
9052 (*rep_stos{si,qi}): Ditto.
9053 (*cmpstrnqi_nz_1): Ditto.
9054 (*cmpstrnqi_1): Ditto.
9055 (*strlenqi_1): Ditto.
9057 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
9059 * config/i386/i386.c (function_value_64): Return pointers in
9060 word_mode instead of Pmode.
9061 (ix86_promote_function_mode): Likewise.
9063 2012-03-07 Richard Guenther <rguenther@suse.de>
9065 * coverage.c (get_gcov_type): Use type_for_mode.
9066 (get_gcov_unsigned_t): Likewise.
9067 * expr.c (store_constructor): Use type_for_mode.
9068 (try_casesi): Likewise.
9069 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
9070 (add_standard_iv_candidates): Use standard type trees.
9071 * dojump.c (do_jump): Remove dead code.
9073 2012-03-07 Richard Guenther <rguenther@suse.de>
9075 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
9077 2012-03-07 Richard Guenther <rguenther@suse.de>
9079 * convert.c (strip_float_extensions): Move ...
9080 * tree.c (strip_float_extensions): ... here.
9082 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
9085 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
9087 2012-03-07 Richard Guenther <rguenther@suse.de>
9089 * omp-low.c (extract_omp_for_data): Use signed_type_for.
9090 (expand_omp_for_generic): Likewise.
9091 (expand_omp_for_static_nochunk): Likewise.
9092 (expand_omp_for_static_chunk): Likewise.
9093 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
9094 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
9095 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
9096 Use unsigned_type_for.
9097 (vect_create_cond_for_align_checks): Use signed_type_for.
9099 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
9101 PR rtl-optimization/52203
9102 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
9103 all callers to pass NULL except ...
9104 (reset_sched_cycles_in_current_ebb): ... here, save the value
9105 in new variable 'empty'. Increase issue_rate only for
9108 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
9111 * Makefile.in: Let install-gcc-ar depend on installdirs,
9112 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
9113 Don't double canonicalize if cross-compiling.
9115 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
9118 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
9119 to: RAMPZ, RAMPY, RAMPX, RAMPD.
9120 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
9122 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
9125 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
9127 * config/avr/avr.md (xload_8): Adjust insn length.
9129 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
9132 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
9133 if RAMPZ affects reading from RAM.
9135 2012-03-07 Richard Guenther <rguenther@suse.de>
9139 * doc/invoke.texi (Precompiled Headers): Remove sentence that
9140 suggests you can include PCHs from inside another header.
9142 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
9145 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
9147 2012-03-07 Kai Tietz <ktietz@redhat.com>
9149 * doc/invoke.texi (fwritable-relocated-rdata): Document
9150 new Cygwin/MinGW target option.
9151 * config/i386/winnt.c (i386_pe_unique_section): Ignore
9152 reloc if flag -fwritable-relocated-rdata is not set.
9153 (i386_pe_section_type_flags): Likewise.
9154 * config/i386/cygming.opt (fwritable-relocated-rdata):
9155 Add new flag variable flag_writable_rel_rdata.
9157 2012-03-07 Richard Guenther <rguenther@suse.de>
9159 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
9160 precision against gimple constraints.
9162 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
9165 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
9167 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
9168 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
9170 (init_emit_regs): Move associated initialization to...
9171 (init_emit_once): ...here.
9173 2012-03-06 Richard Henderson <rth@redhat.com>
9175 * config/m68k/m68k.h (ISA_HAS_TAS): New.
9176 * config/m68k/sync.md (atomic_test_and_set): Use it.
9177 (atomic_test_and_set_1): Likewise.
9179 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
9182 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
9183 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
9184 (vector_ltgt<mode>): Likewise.
9185 (vector_ordered<mode>): Likewise.
9186 (vector_unordered<mode>): Likewise.
9187 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
9189 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
9191 * trans-mem.c: New typedef for tm_region_p.
9192 Define vector types for tm_region_p.
9193 (tm_region_init): Replace region_worklist to a vector called
9196 2012-03-06 Richard Guenther <rguenther@suse.de>
9198 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
9199 MEM_REF with constant pointer operand.
9201 2012-03-06 Richard Guenther <rguenther@suse.de>
9204 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
9206 2012-03-06 Tristan Gingold <gingold@adacore.com>
9208 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
9209 (external_model_kind): Improve documentation.
9210 (vms_pragma_extern_model): Handle relaxed_redef.
9211 (vms_c_register_pragma): Allow expansion for nomember_alignment.
9213 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
9215 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
9216 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
9217 Some more notes on EIND usage and reorder EIND subsection.
9219 2012-03-06 Tristan Gingold <gingold@adacore.com>
9221 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
9222 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
9224 2012-03-06 Tristan Gingold <gingold@adacore.com>
9226 * config/vms/t-vmsnative (version): Define.
9227 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
9229 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
9231 PR rtl-optimization/52250
9232 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
9233 to put note list into. Unconditionally call move_bb_info.
9234 (move_bb_info): Do not assert the blocks being in the same region,
9235 just drop the note list if they are not.
9237 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
9240 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
9241 and use unified expansion logic.
9242 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
9243 closer to the existing movt insn.
9244 (negc): Rename insn to *negc. Add new expander.
9245 (movnegt): Use xor pattern for T bit negation. Reserve helper
9246 constant for negc pattern.
9247 (*movnegt): New insn and splitter.
9249 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
9251 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
9254 2012-03-05 Richard Henderson <rth@redhat.com>
9256 * genemit.c (main): Include "target.h" in insn-emit.c.
9257 * Makefile.in (insn-emit.o): Depend on TARGET_H.
9258 * config/sh/sync.md (atomic_test_and_set): Reference
9259 targetm.atomic_test_and_set_trueval instead of
9260 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
9262 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
9264 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
9267 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
9269 * langhooks.c (add_builtin_type): New function.
9270 * langhooks.h (add_builtin_type): Export it.
9271 * config/mep/mep.c (mep_init_builtins): Use it.
9272 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
9274 2012-03-05 Jakub Jelinek <jakub@redhat.com>
9277 * tree.h (BLOCK_SAME_RANGE): Define.
9278 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
9279 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
9280 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
9281 isn't equal to supercontext fragment's fragment chain.
9282 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
9284 (blocks_nreverse_all): Likewise.
9285 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
9286 BLOCK_SUPERCONTEXT to supercontext fragment instead of
9287 supercontext fragment's fragment origin.
9288 * dwarf2out.c (add_high_low_attributes): If stmt has the same
9289 range as its parent (or parents thereof etc.), use the parent's
9290 DW_AT_ranges value instead of creating a new .debug_ranges range.
9292 2012-03-05 Richard Henderson <rth@redhat.com>
9295 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
9296 * omp-low.c (expand_omp_atomic): Assume anything aligned to
9297 BIGGEST_ALIGNMENT is aligned.
9299 2012-03-05 Richard Henderson <rth@redhat.com>
9301 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
9302 * config/sh/sh.c: ... here.
9304 2012-03-05 Richard Henderson <rth@redhat.com>
9307 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
9308 instead of calling negqi2 directly.
9310 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
9313 * trans-mem.c (tm_region_init): Use last_basic_block.
9315 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
9317 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
9318 * config/sh/sync.md (atomic_test_and_set): New expander.
9319 (tasb, atomic_test_and_set_soft): New insns.
9320 * config/sh/sh.opt (menable-tas): New option.
9321 * doc/invoke.texi (SH Options): Document it.
9323 2012-03-05 Richard Guenther <rguenther@suse.de>
9325 * cfgloop.c (verify_loop_structure): Verify dominators before
9327 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
9328 dominators from here.
9329 * graphite-scop-detection.c (create_sese_edges): Likewise.
9330 * loop-doloop.c (doloop_optimize_loops): Likewise.
9331 * loop-init.c (loop_optimizer_init): Likewise.
9332 * loop-unroll.c (unroll_and_peel_loops): Likewise.
9333 * loop-unswitch.c (unswitch_loops): Likewise.
9334 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
9335 * tree-parloops.c (parallelize_loops): Likewise. Verify
9336 only when checking is enabled.
9337 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
9339 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
9341 * genautomata.c (parse_automata_opt): New static function.
9342 (initiate_automaton_gen): Remove all option handling code. Remove
9343 argc argument. All callers changed.
9344 (main): Call init_rtx_reader_args_cb with the new function as argument.
9346 2012-03-05 Richard Guenther <rguenther@suse.de>
9348 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
9349 * tree-if-conv.c (combine_blocks): Free post-dominator info
9351 * tree-parloops.c (create_parallel_loop): Free and re-compute
9352 dominator info after breaking it.
9354 2012-03-05 Richard Guenther <rguenther@suse.de>
9357 * optabs.h (trapv_unoptab_p): New function.
9358 (trapv_binoptab_p): Likewise.
9359 * optabs.c (expand_binop): Use emit_libcall_block_1 with
9360 a proper equiv_may_trap argument.
9361 (expand_unop): Likewise.
9362 (emit_libcall_block_1): Take extra argument whether the
9363 instruction may trap. Renamed from ...
9364 (emit_libcall_block): ... this. New wrapper.
9366 2012-03-05 Jakub Jelinek <jakub@redhat.com>
9368 PR tree-optimization/51721
9369 * tree-vrp.c (register_edge_assert_for_2): If comparing
9370 lhs of right shift by constant with an integer constant,
9371 add ASSERT_EXPRs for the rhs1 of the right shift.
9373 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
9375 2012-03-05 Richard Guenther <rguenther@suse.de>
9377 * tree.c (integer_zerop): Handle VECTOR_CSTs.
9378 (integer_onep): Likewise.
9379 (integer_all_onesp): Likewise.
9381 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
9383 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
9385 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
9387 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
9388 instead of TARGET_64BIT.
9390 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
9392 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
9395 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
9397 * config/i386/i386.c (ix86_print_operand_address): Only handle
9398 zero-extended DImode addresses.
9400 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
9402 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
9403 taken and cputaken as bool.
9405 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
9407 * config/i386/constraints.md (Ya): New internal constraint.
9408 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
9409 (*zero_extendsidi2_rex64): Add x,x alternative.
9410 (*zero_extendsidi2): Ditto. Add o,0 alternative.
9411 Remove flags reg clobber. Adjust corresponding splits.
9412 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
9413 zero_extendqisi2 expanders using SWI12 mode iterator.
9414 (zero_extend<mode>si2_and): Macroize insn from
9415 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
9417 (*zero_extend<mode>si2): Macroize insn from
9418 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
9419 (*zero_extend*2_movzbl_and): Remove insn patterns.
9420 (zero_extendqihi2_and): Merge corresponding splitter.
9421 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
9422 (*zero_extend*2_movzbl_and): Remove insn patterns.
9423 (*anddi_1): Split TYPE_IMOVX instructions.
9424 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
9426 (and->zext splitter): Add splitter pattern.
9427 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
9429 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
9431 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
9433 (Debugging Options): Likewise.
9434 (Optimize Options): Likewise.
9435 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
9436 with other architectures. Use official processor names with correct
9437 spelling/capitalization. Fix formatting and grammar issues.
9438 (i386 and x86-64 Windows Options): Similar cleanup here.
9440 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
9442 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
9444 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
9446 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
9447 DBX_REGISTER_NUMBER.
9449 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
9451 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
9452 operand is CONST_INT. Take COSTS_N_INSNS into account.
9453 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
9456 2012-03-02 Richard Henderson <rth@redhat.com>
9458 * optabs.c (expand_atomic_test_and_set): Honor
9459 atomic_test_and_set_trueval even when atomic_test_and_set
9460 optab is not in use.
9462 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
9466 * config/sh/sh.c (sh_register_move_cost): Increase cost between
9467 GENERAL_REGS and FP_REGS for SImode.
9469 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
9472 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
9473 (absdi2): New expander.
9474 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
9476 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
9478 * config/sh/sync.md (atomic_exchange<mode>): New expander.
9479 (atomic_exchange<mode>_soft): New insn.
9481 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
9483 * config/sh/sync.md: Update copyright notice dates.
9484 (atomic_compare_and_swap<mode>): Use SImode for return value instead
9486 (atomic_compare_and_swap<mode>_soft): Likewise.
9488 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
9491 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
9492 * config/sh/sh.c: Update copyright notice dates.
9493 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
9494 alignment for TARGET_HARD_SH4.
9495 (sh_option_override): Reduce default function alignment. Set
9496 loop alignment to 4 bytes when not optimizing for size.
9498 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
9501 * doc/invoke.texi (floop-flatten): Remove.
9502 * toplev.c (process_options): Remove references to flag_loop_flatten.
9503 * tree-ssa-loop.c (gate_graphite_transform): Same.
9504 * common.opt (floop-flatten): Obsolete.
9505 * graphite-poly.c (apply_poly_transforms): Remove reference to
9507 * Makefile.in (graphite-flattening.o): Remove.
9508 * graphite-flattening.c: Remove.
9510 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
9512 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
9513 having mode compatible with the mode of previous compare. Substitute
9514 compare mode of previous compare with the mode, compatible
9515 with eliminated and previous compare.
9517 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
9519 * config/rs6000/dfp.md (floatdidd2): New define_insn.
9521 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
9523 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
9524 compatible with CCGOCmode and CCGCmode.
9526 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
9528 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
9530 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
9532 * config/arm/arm.c (arm_sat_operator_match): New function.
9533 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
9534 * config/arm/arm.md ("insn" attribute): Add "sat" value.
9535 ("SAT", "SATrev"): New code iterators.
9536 ("SATlo", "SAThi"): New code iterator attributes.
9537 ("*satsi_<SAT:code>"): New pattern.
9538 ("*satsi_<SAT:code>_shift"): Likewise.
9539 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
9540 and "shift" attributes.
9541 ("arm_usatsihi"): Add "insn" attribute.
9542 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
9543 by powers of two. Do not allow shift by 32.
9545 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
9548 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
9549 to pass the argument in the register of "natural" mode.
9551 2012-03-02 Richard Guenther <rguenther@suse.de>
9553 PR tree-optimization/52406
9554 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
9555 (struct indices): Add unconstrained_base member.
9556 (struct dr_alias): Remove unused vops member.
9557 (DR_UNCONSTRAINED_BASE): New define.
9558 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
9559 add indices to allow their disambiguation. Make DR_BASE_OBJECT
9560 be an artificial access that covers the whole indexed object,
9561 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
9562 plain decl base-objects to their MEM_REF variant.
9563 (dr_may_alias_p): When the base-object of either data reference
9564 has unknown size use only points-to information.
9565 (compute_affine_dependence): Make dumps easier to read and
9567 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
9568 DR_REF when looking for packed references.
9569 (vect_supportable_dr_alignment): Likewise.
9571 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
9573 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
9574 Improve conditions for peepholes of loads followed by commutative
9576 * config/arm/ldmstm.md: Regenerated.
9578 2012-03-02 Richard Guenther <rguenther@suse.de>
9580 * BASE-VER: Set to 4.8.0.
9582 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
9584 * config.gcc (obsolete): Add all ARM targets using the FPA.
9585 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
9586 * doc/install.texi: Avoid references to obsolete ARM ports.
9588 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
9590 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
9592 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
9593 Joern Rennecke <joern.rennecke@embecosm.com>
9595 * doc/extend.texi: Expand and update information on interrupt
9596 attribute for Epiphany.
9598 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
9600 * config/sh/sh-protos.h: Update copyright notice dates.
9601 * config/sh/sh.h: Likewise.
9602 * config/sh/sh.md: Likewise.
9603 * config/sh/constraints.md: Likewise.
9604 * config/sh/predicates.md: Likewise.
9606 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
9608 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
9609 * config/sh/sh.c (tertiary_reload_operand): Likewise.
9611 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
9613 * config/sh/constraints.md: Fix comment typo.
9615 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9618 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
9619 unsigned HOST_WIDE_INT.
9620 (zvdep_imm64): Likewise.
9621 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
9622 (vdepi_and): Likewise.
9623 Likewise for unamed 64-bit patterns.
9624 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
9626 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
9629 PR rtl-optimization/52417
9630 * cselib.c (cselib_any_perm_equivs): New variable.
9631 (cselib_reset_table): Check that it's not set when not
9632 preserving constants.
9633 (cselib_add_permanent_equiv): Set it.
9634 (cselib_have_permanent_equivalences): New.
9635 (cselib_init, cselib_finish): Reset it.
9636 * cselib.h (cselib_have_permanent_equivalences): Declare.
9637 * alias.c (get_addr): Restore earlier behavior when there
9638 aren't permanent equivalences.
9640 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
9642 * config/mn10300/mn10300-modes.def: Fix copyright notice.
9643 * config/v850/v850-modes.def: Fix copyright notice.
9645 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
9647 * doc/extend.texi (AVR Built-in Functions): Document
9648 __builtin_avr_flash_segment.
9650 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
9651 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
9652 (*split.flash_segment): New insn-and-split.
9653 * config/avr/avr.c (avr_init_builtins): Add local variables:
9654 const_memx_void_node, const_memx_ptr_type_node,
9655 char_ftype_const_memx_ptr.
9657 2012-03-01 Jakub Jelinek <jakub@redhat.com>
9659 PR tree-optimization/52445
9660 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
9661 add ssa_name_ver, offset and size fields and change store field
9663 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
9664 (add_or_mark_expr): Likewise. Only consider previous stores
9665 with the same size and offset.
9666 (nt_init_block): Only look at gimple_assign_single_p stmts,
9667 doesn't look at rhs2.
9669 2012-03-01 Richard Guenther <rguenther@suse.de>
9672 * tree-cfg.c (verify_gimple_assign_unary): Allow any
9673 conversions from integral types to pointer types.
9675 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
9677 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
9678 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
9679 unintentionally removed in r184616.
9681 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9683 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
9686 2012-02-29 Jakub Jelinek <jakub@redhat.com>
9687 Uros Bizjak <ubizjak@gmail.com>
9690 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
9691 alternatives, add "e" constraint to the new last alternative
9692 and ! to last 3 alternatives.
9694 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
9696 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
9697 DW_AT_artificial attributes at the end of the processing.
9698 (gen_array_type_die): Likewise.
9699 (gen_enumeration_type_die): Likewise.
9700 (gen_struct_or_union_type_die): Likewise.
9701 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
9704 2012-02-29 Jakub Jelinek <jakub@redhat.com>
9707 * expr.c (expand_assignment): If doing misaligned store that doesn't
9708 cover all mode bits, perform a RMW cycle.
9710 PR tree-optimization/52429
9711 * tree-parloops.c (separate_decls_in_region_debug): Return early
9712 if var is LABEL_DECL.
9714 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9716 PR tree-optimization/52424
9717 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
9718 calling dom_thread_across_edge.
9720 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
9722 * config/avr/avr.c: Move definition of TARGET macros to end of file.
9724 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
9726 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
9727 * config/avr/avr.c (avr_output_bld): Remove unused function.
9728 (avr_out_sbxx_branch): Use "%T" to print bit position.
9730 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
9732 * config/avr/avr.md: Untabify.
9734 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
9736 * config/avr/avr.md (eqne): New code iterator.
9737 (*dec-and-branchsi): Use it in text peephole's condition.
9738 (*dec-and-branchhi): Ditto.
9739 (*dec-and-branchqi): Ditto.
9741 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
9744 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
9745 the device does not have the skip-bug.
9747 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
9749 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
9750 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
9751 -mpretend-cmove): New.
9753 2012-02-29 Jakub Jelinek <jakub@redhat.com>
9756 * df.h (struct df_d): Adjust comment that hard_regs_live_count
9757 doesn't count DEBUG_INSN refs.
9758 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
9759 for DEBUG_INSN refs.
9761 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9765 2012-02-20 Richard Guenther <rguenther@suse.de>
9766 PR tree-optimization/52298
9767 * tree-vect-stmts.c (vectorizable_load): Properly use
9768 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
9770 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
9773 * gimple.h (gimple_in_transaction): New.
9774 (gimple_set_in_transaction): New.
9775 (struct gimple_statement_base): Add in_transaction field.
9776 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
9778 (tree_ssa_lim_initialize): Compute transaction bits.
9779 * tree.h (compute_transaction_bits): Protoize.
9780 * trans-mem.c (tm_region_init): Use the heap to store BB
9782 (compute_transaction_bits): New.
9784 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9786 * gcc.c (display_help): Document --help=common and sort entries
9789 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9791 * doc/install.texi: Document check-$LANG specific shortcuts
9793 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9796 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
9798 * config/arm/arm_neon.h: Regenerate.
9799 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
9800 (neon_vcgeu): New insn.
9801 (neon_vcgtu): Likewise.
9802 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
9803 (ops): Unsigned comparison intrinsics call a different builtin.
9805 2012-02-28 Richard Guenther <rguenther@suse.de>
9808 * config/i386/i386.c (ix86_expand_vector_set): Fix element
9809 ordering for the VEC_CONCAT for two element vectors for
9810 V2SFmode, V2SImode and V2DImode.
9812 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
9815 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
9816 detecting big-endian triplets.
9818 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
9820 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
9821 mode if there is no type information available.
9823 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
9825 PR tree-optimization/53207
9826 * doc/invoke.texi: Document as experimental and relying on graphite.
9828 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
9830 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
9831 of initializer to changes from r184614.
9833 2012-02-28 Richard Guenther <rguenther@suse.de>
9835 PR tree-optimization/52395
9836 * tree-sra.c (build_ref_for_offset): Also look at the base
9837 TYPE_ALIGN when figuring out the alignment of the replacement.
9839 2012-02-28 Richard Guenther <rguenther@suse.de>
9841 PR tree-optimization/52402
9842 * ipa-prop.c (ipa_modify_call_arguments): Properly use
9843 mis-aligned types when creating the accesses at the call site.
9845 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
9847 * config/avr/builtins.def: New file.
9848 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
9849 * config/avr/avr.c (enum avr_builtin_id): Use it.
9850 (avr_init_builtins): Use it. And use avr_bdesc.
9851 (bdesc_1arg): Remove.
9852 (bdesc_2arg): Remove.
9853 (bdesc_3arg): Remove.
9854 (struct avr_builtin_description): Add field n_args.
9855 (avr_bdesc): New static variable using builtins.def.
9856 (avr_expand_builtin): Use it.
9857 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
9858 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
9859 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
9861 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
9864 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
9865 match only one single hard register with respective hard reg rtx.
9866 (movmemx_<mode>): Ditto.
9867 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
9868 insn anatomy of movmem[x]_<mode>.
9869 (avr_out_movmem): Same for printing assembler and operand usage.
9871 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
9875 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
9876 address spaces located outside of device flash.
9878 * config/avr/avr.h (base_arch_s): Remove field n_segments.
9879 (mcu_type_s): Add field n_flash.
9880 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
9881 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
9882 (AVR_MCU): Add N_FLASH argument.
9883 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
9884 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
9885 macro __FLASH<n> if that address space makes sense for the device.
9886 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
9887 outside of target flash.
9888 (avr_asm_named_section): Ditto.
9889 (avr_asm_select_section): Ditto.
9890 (avr_addr_space_convert): Ditto.
9891 (avr_emit_movmemhi): Ditto.
9892 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
9893 address space is outside of device flash.
9894 (avr_insert_attributes): Ditto.
9895 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
9896 avr_current_arch->n_segments.
9898 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
9901 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
9902 (*movabs<mode>_2): Likewise.
9904 2012-02-27 Jakub Jelinek <jakub@redhat.com>
9907 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
9908 s_register_operand in the test instead of REG_P. Don't call
9909 gen_reg_rtx if it won't be used.
9911 PR tree-optimization/52376
9912 * ipa-split.c (split_function): Ignore CLOBBER stmts.
9914 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
9916 * ifcvt.c (noce_get_condition): Check condition variable is not
9917 small_register_classes_for_mode_p before accepting.
9919 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
9921 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
9923 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9926 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9927 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
9929 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
9931 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
9933 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
9935 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
9937 * config/sh/predicates.md: Remove blank lines.
9938 * config/sh/sh.c: Fix typos in comments.
9939 * config/sh/constraints.md: Likewise.
9940 * config/sh/sh.md: Remove blank lines.
9941 Fix typos in comments. Use ;; as comment characters.
9943 2012-02-26 Walter Lee <walt@tilera.com>
9945 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
9946 (replace_mov_pcrel_step2): Ditto.
9948 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
9951 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
9952 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
9953 and locs that reference values newer than the non-canonical value
9954 at hand. Return the canonical value as a worst case.
9955 (memrefs_conflict_p): Walk canonical value's locs.
9958 * cselib.c (preserve_only_constants): Rename to...
9959 (preserve_constants_and_equivs): ... this. Split out...
9960 (invariant_or_equiv_p): ... this. Preserve plus expressions
9961 of other preserved expressions too.
9962 (cselib_reset_table): Adjust.
9963 * var-tracking.c (reverse_op): Use canonical value to build
9966 2012-02-23 Kai Tietz <ktietz@redhat.com>
9968 * config/i386/i386.c (ix86_delegitimize_address): Handle
9969 UNSPEC_PCREL plus displacement.
9971 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
9974 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
9975 to test for unusedness in st X addressing.
9977 2012-02-24 Richard Guenther <rguenther@suse.de>
9980 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
9981 (is_gimple_reg_type): Move inline ...
9982 * gimple.h (is_gimple_reg_type): ... here.
9984 2012-02-24 Richard Guenther <rguenther@suse.de>
9987 * passes.c (execute_function_todo): When verifying SSA form
9988 verify gimple form first.
9989 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
9991 2012-02-24 Richard Guenther <rguenther@suse.de>
9994 * fold-const.c (fold_addr_of_array_ref_difference): New function.
9995 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
9997 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9999 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
10001 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10003 * tree-phinodes.c (make_phi_node): Mark static.
10004 * tree-flow.h (make_phi_node): Remove extern decl.
10005 * doc/gimple.texi (make_phi_node): Remove documentation.
10007 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10009 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
10010 * tree-ssa-sccvn.c (print_scc): Ditto.
10012 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10014 * doc/passes.texi (Full redundancy elimination): Fix typo.
10016 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10018 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
10020 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
10023 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
10025 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
10028 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
10030 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
10032 * config/avr/avr.md (code_stdname): Add ior, xor.
10033 (xior): New code iterator.
10034 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
10035 (*<code_stdname><mode>qi.byte1-3): Ditto.
10037 2012-02-23 Jakub Jelinek <jakub@redhat.com>
10039 PR tree-optimization/52019
10040 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
10043 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10045 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
10046 HAVE_INITFINI_ARRAY to work around namespace pollution in
10047 certain versions of newlib system headers.
10048 * config.in: Regenerate.
10049 * configure: Regenerate.
10050 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
10051 instead of HAVE_INITFINI_ARRAY.
10053 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
10056 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
10057 is not offsettable memory reference.
10059 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
10062 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
10063 setting avr_need_clear_bss_p for __gnu_lto* symbols.
10065 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
10067 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
10068 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
10070 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10072 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
10073 library on Solaris 8 even without TLS support.
10074 * configure: Regenerate.
10076 2012-02-22 Richard Guenther <rguenther@suse.de>
10078 PR middle-end/52329
10079 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
10080 for GIMPLE_DEBUG stmts.
10082 2012-02-22 Martin Jambor <mjambor@suse.cz>
10084 PR middle-end/51782
10085 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
10086 according to the base object.
10088 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
10090 PR rtl-optimization/50063
10091 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
10092 and 2 (8-bit SP) in operand 2.
10093 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
10094 setup to use movhi_sp_r instead of vanilla move to write SP.
10095 Adjust REG_CFA notes to superseed unspec.
10096 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
10098 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
10099 known to be off) only with TARGET_NO_INTERRUPTS. Never use
10100 irq_state 1 (IRQ known to be on) here.
10102 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
10104 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
10106 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
10107 assign_hard_reg): Likewise.
10109 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
10111 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
10113 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
10115 * config/avr/avr.md
10116 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
10117 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
10119 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
10121 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
10122 prototype from here to...
10123 * config/avr/avr.h: ...here.
10125 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
10128 * thumb2.md (thumb2_shiftsi3_short): Split register and
10129 immediate shifts. For register shifts tie operands 0 and 1.
10130 (peephole2 for above): Check that register-controlled shifts
10131 have suitably tied operands.
10133 2012-02-21 Quentin Neill <quentin.neill@amd.com>
10136 * config/i386/bdver1.md (bdver1_call, bdver1_push,
10137 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
10138 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
10139 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
10140 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
10141 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
10142 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
10143 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
10144 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
10145 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
10146 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
10147 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
10148 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
10149 bdver1_ssevector_avx256_unaligned_load,
10150 bdver1_ssevector_sse128_unaligned_load,
10151 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
10152 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
10153 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
10154 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
10155 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
10156 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
10157 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
10158 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
10159 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
10160 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
10161 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
10162 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
10163 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
10164 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
10165 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
10166 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
10167 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
10168 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
10169 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
10170 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
10171 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
10172 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
10173 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
10174 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
10175 bdver1_ssediv_double_load, bdver1_ssediv_double,
10176 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
10177 Add "bdver2" attribute.
10179 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10181 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
10182 default if possible and not specified otherwise.
10184 2012-02-21 Richard Guenther <rguenther@suse.de>
10186 PR middle-end/52314
10187 * gimplify.c (create_tmp_from_val): Use the main variant type
10188 for the type of the temporary we create.
10190 2012-02-21 Richard Guenther <rguenther@suse.de>
10192 PR tree-optimization/52324
10193 * gimplify.c (gimplify_expr): When re-gimplifying expressions
10194 do not gimplify a MEM_REF address operand if it is already
10197 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10199 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
10200 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
10202 2012-02-21 Richard Guenther <rguenther@suse.de>
10204 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
10205 nested_in_vect_loop.
10207 2012-02-21 Jakub Jelinek <jakub@redhat.com>
10209 PR tree-optimization/52318
10210 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
10211 vdef also to non-pure/const call stmts in the sequence.
10213 2012-02-21 Tristan Gingold <gingold@adacore.com>
10215 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
10217 2012-02-20 David S. Miller <davem@davemloft.net>
10219 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
10220 don't use the "rd %pc" instruction on v9 for PIC register loads.
10222 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
10224 PR middle-end/52141
10225 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
10226 in a transaction safe function.
10228 2012-02-20 Kai Tietz <ktietz@redhat.com>
10231 * stor-layout.c (place_field): Handle desired_align for
10234 2012-02-20 Richard Guenther <rguenther@suse.de>
10236 PR tree-optimization/52298
10237 * tree-vect-stmts.c (vectorizable_store): Properly use
10238 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
10240 (vectorizable_load): Likewise.
10241 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
10242 Access DR_STEP after ensuring it is not NULL.
10244 2012-02-20 Jakub Jelinek <jakub@redhat.com>
10246 PR tree-optimization/52286
10247 * fold-const.c (fold_binary_loc): For (X & C1) | C2
10248 optimization use double_int_to_tree instead of build_int_cst_wide,
10249 rewrite to use double_int vars.
10251 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10254 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
10256 Remove -e 0 from $gcc_cv_ld invocation.
10257 Only use __GLIBC_PREREQ if defined.
10258 Enable on Solaris since Solaris 8 patch.
10259 (gcc_SUN_LD_VERSION): New macro.
10260 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
10261 gcc_SUN_LD_VERSION for version number format.
10262 * configure: Regenerate.
10263 * varasm.c (get_elf_initfini_array_priority_section): Set
10264 SECTION_NOTYPE for non-default priority.
10265 Use get_section instead of get_unnamed_section to emit
10266 .init_array/.fini_array with default priority.
10268 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
10270 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
10271 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
10272 (mips_start_unique_function, mips_output_mips16_rdhwr)
10273 (mips_code_end): New functions.
10274 (TARGET_ASM_CODE_END): Define.
10276 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
10278 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
10279 to stubs with non-sibling calls.
10281 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
10283 * doc/invoke.texi (-fira-* options): Copy-edit.
10284 (ira-* parameters): Copy-edit.
10286 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
10288 * doc/invoke.texi: Minor copy-edits to bring into conformance with
10289 GCC coding conventions.
10291 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
10293 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
10294 when used as adjectives.
10296 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
10298 * doc/invoke.texi: Clean up "that"/"which" confusion.
10300 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
10302 * system.h: Poison SMALL_REGISTER_CLASSES
10303 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
10304 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
10306 2012-02-16 Jakub Jelinek <jakub@redhat.com>
10308 PR tree-optimization/52285
10309 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
10310 when deciding if a call is a tail call or tail recursion.
10312 2012-02-16 Kai Tietz <ktietz@redhat.com>
10314 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
10315 interger-constant displacement for UNSPEC_PCREL.
10317 2012-02-16 Jakub Jelinek <jakub@redhat.com>
10319 PR rtl-optimization/52208
10320 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
10321 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
10323 PR tree-optimization/52255
10324 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
10325 loop->header has virtual PHI, but exit_e->dest doesn't, add
10326 virtual PHI to exit_e->dest and adjust all uses after the loop.
10329 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
10330 children with clone_tree_hash, not after it.
10332 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
10334 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
10335 extended identifiers.
10337 2012-02-16 Jakub Jelinek <jakub@redhat.com>
10339 PR middle-end/51929
10340 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
10341 a same_body_alias, also test whether e->callee isn't a former
10342 or current clone of the decl this is a same body alias of.
10344 PR translation/52264
10345 * cgraphunit.c (verify_cgraph_node): Fix a typo.
10347 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
10349 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
10351 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
10354 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
10355 force_reg instead of copy_to_reg for better optimization. Force
10356 non-register or memory operands into a register.
10358 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
10360 * extend.texi: Reserve upper bits of memory model for future use.
10362 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
10363 Anatoly Sokolov <aesok@post.ru>
10364 Eric Weddington <eric.weddington@atmel.com>
10367 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
10368 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
10369 Rewrite initializers for .macro.
10370 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
10371 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
10372 atxmega32d4, atxmega32x1.
10373 avrxmega4: atxmega64a3, atxmega64d3.
10374 avrxmega5: atxmega64a1, atxmega64a1u.
10375 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
10376 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
10377 avrxmega7: atxmega128a1, atxmega128a1u.
10378 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
10379 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
10380 (struct base_arch_s): Rename reserved to xmega_p.
10381 Rename reserved2 to have_rampd.
10382 (AVR_XMEGA): New define.
10383 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
10384 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
10385 * config/avr/predicates.md (io_address_operand): Take into
10386 account SFR offset.
10387 (low_io_address_operand): Ditto.
10388 (high_io_address_operand): Ditto.
10389 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
10390 (enabled, movhi_sp_r): Use them.
10391 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
10392 cpp_define_formatted to built-in define __AVR_ARCH__.
10393 (__AVR_XMEGA__): New built-in define.
10394 (__AVR_HAVE_RAMPD__): New built-in define.
10395 (__AVR_HAVE_RAMPX__): New built-in define.
10396 (__AVR_HAVE_RAMPY__): New built-in define.
10397 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
10399 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
10400 (avr_option_override): Initialize them.
10401 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
10402 (avr_init_expanders): Initialize them. No more block several calls.
10403 (emit_push_sfr): New static function.
10404 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
10406 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
10407 (avr_print_operand): Print addreeses as symbols for
10408 RAMPX, RAMPY, RAMPD, CCP.
10409 (output_movhi): Handle AVR_XMEGA when writing to SP.
10410 (avr_out_movhi_mr_r_xmega): New static function.
10411 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
10412 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
10413 __RAMPD__, __CCP__ as needed.
10415 * config/avr/multilib.h: Regenerate.
10416 * config/avr/t-multilib: Regenerate.
10417 * config/avr/avr-tables.opt: Regenerate.
10419 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
10421 PR tree-optimization/50561
10422 * graphite-flattening.c (lst_project_loop): Do not
10423 remove old scattering dimensions after flattening.
10424 (lst_do_flatten): Likewise.
10426 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
10428 * doc/extend.texi (AVR Built-in Functions): Remove doc for
10429 __builtin_avr_map8, __builtin_avr_map16.
10430 Document __builtin_avr_insert_bits.
10432 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
10433 (insert_bits): New insn.
10434 (adjust_len.map_bits): Rename to insert_bits.
10435 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
10436 * avr-protos.h (avr_out_map_bits): Remove.
10437 (avr_out_insert_bits, avr_has_nibble_0xf): New.
10438 * config/avr/constraints.md (Cxf,C0f): New.
10439 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
10440 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
10441 New built-in define __BUILTIN_AVR_INSERT_BITS.
10442 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
10443 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
10444 (avr_move_bits): Rewrite.
10445 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
10447 (avr_map_op_t): New typedef.
10448 (avr_map_op): New static variable.
10449 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
10450 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
10451 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
10452 (bdesc_3arg, avr_expand_triop_builtin): New.
10453 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
10454 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
10455 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
10456 (avr_map_equal_p, avr_map_sig_p): Remove.
10457 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
10458 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
10459 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
10460 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
10461 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
10462 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
10464 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
10466 * config/c6x/c6x.md (reserve_cycles): New attribute.
10467 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
10468 don't reserve functional units after the branch occurs.
10470 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
10472 PR middle-end/52142
10473 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
10474 functions into non-tm_pure functions.
10476 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
10479 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
10480 (iterative_hash_canonical_type): Likewise.
10481 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
10484 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
10486 * haifa-sched.c (prune_ready_list): Ensure that if there is a
10487 sched-group insn, it either remains alone or the entire list is pruned.
10489 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
10491 * doc/install.texi (Prerequisites): Fix grammar.
10492 (Configuration): Likewise.
10494 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
10496 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
10497 MPC as part of GCC before describing configuring with --with-gmp etc.
10498 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
10499 sources are present.
10501 2012-02-14 Jakub Jelinek <jakub@redhat.com>
10504 * dwarf2out.c (clone_tree_hash): New function.
10505 (copy_decls_walk): Use it instead of clone_tree.
10507 2012-02-14 Richard Guenther <rguenther@suse.de>
10509 PR tree-optimization/52244
10510 PR tree-optimization/51528
10511 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
10512 replacements for integral types.
10514 2012-02-14 Walter Lee <walt@tilera.com>
10516 * config.gcc: Handle tilegx and tilepro.
10517 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
10518 tilegx and tilepro.
10519 Add HAVE_AS_TLS check for tilegx and tilepro.
10520 * configure: Regenerate.
10521 * doc/contrib.texi: Add Mat Hostetter and self.
10522 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
10523 Document instruction intrinsics and network accessing intrinsics.
10524 (TILEPro Built-in Functions): New node. Document instruction
10525 intrinsics and network accessing intrinsics.
10526 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
10527 (Specific, tilepro-*-linux*): Likewise.
10528 * doc/invoke.texi (TILE-Gx Options): New section.
10529 (TILEPro Options): New section.
10530 * doc/md.texi (TILE-Gx): New section.
10531 (TILEPro): New section.
10532 * common/config/tilegx/tilegx-common.c: New file.
10533 * common/config/tilepro/tilepro-common.c: New file.
10534 * config/tilegx/constraints.md: New file.
10535 * config/tilegx/linux.h: New file.
10536 * config/tilegx/mul-tables.c: New file.
10537 * config/tilegx/predicates.md: New file.
10538 * config/tilegx/sync.md: New file.
10539 * config/tilegx/t-tilegx: New file.
10540 * config/tilegx/tilegx-builtins.h: New file.
10541 * config/tilegx/tilegx-c.c: New file.
10542 * config/tilegx/tilegx-generic.md: New file.
10543 * config/tilegx/tilegx-modes.def: New file.
10544 * config/tilegx/tilegx-multiply.h: New file.
10545 * config/tilegx/tilegx-protos.h: New file.
10546 * config/tilegx/tilegx.c: New file.
10547 * config/tilegx/tilegx.h: New file.
10548 * config/tilegx/tilegx.md: New file.
10549 * config/tilegx/tilegx.opt: New file.
10550 * config/tilepro/constraints.md: New file.
10551 * config/tilepro/gen-mul-tables.cc: New file.
10552 * config/tilepro/linux.h: New file.
10553 * config/tilepro/mul-tables.c: New file.
10554 * config/tilepro/predicates.md: New file.
10555 * config/tilepro/t-tilepro: New file.
10556 * config/tilepro/tilepro-builtins.h: New file.
10557 * config/tilepro/tilepro-c.c: New file.
10558 * config/tilepro/tilepro-generic.md: New file.
10559 * config/tilepro/tilepro-modes.def: New file.
10560 * config/tilepro/tilepro-multiply.h: New file.
10561 * config/tilepro/tilepro-protos.h: New file.
10562 * config/tilepro/tilepro.c: New file.
10563 * config/tilepro/tilepro.h: New file.
10564 * config/tilepro/tilepro.md: New file.
10565 * config/tilepro/tilepro.opt: New file.
10567 2012-02-14 Jakub Jelinek <jakub@redhat.com>
10569 PR tree-optimization/52210
10570 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
10571 vect_model_simple_cost with two entry vect_def_type array instead
10572 of an address of dt.
10574 2012-02-14 Richard Guenther <rguenther@suse.de>
10577 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
10578 Do not stream DECL_QUALIFIER.
10579 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
10580 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
10581 (find_decls_types_r): Do not walk DECL_QUALIFIER.
10583 2012-02-14 Jakub Jelinek <jakub@redhat.com>
10586 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
10589 2012-02-13 Jakub Jelinek <jakub@redhat.com>
10592 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
10593 * cselib.c (cselib_subst_to_values_from_insn): New function.
10594 * sched-deps.c (add_insn_mem_dependence,
10595 sched_analyze_1, sched_analyze_2): Use it.
10597 2012-02-13 Jan Hubicka <jh@suse.cz>
10599 PR middle-end/52214
10600 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
10602 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
10604 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
10605 (GTM_SELF_SPECS): Define if not already defined.
10606 (driver_self_specs): Add GTM_SELF_SPECS.
10607 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
10608 (GTM_SELF_SPECS): Define.
10609 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
10610 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
10612 2012-02-13 Jakub Jelinek <jakub@redhat.com>
10614 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
10617 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
10619 PR middle-end/52230
10620 * omp-low.c (expand_omp_for): If a static schedule without chunk size
10621 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
10623 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
10626 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
10628 2012-02-13 Richard Guenther <rguenther@suse.de>
10630 PR translation/52211
10631 * passes.c (enable_disable_pass): Fix typo.
10633 2012-02-13 Jakub Jelinek <jakub@redhat.com>
10635 PR middle-end/52209
10636 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
10637 XOR for reduce_bit_field if type is unsigned.
10639 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
10641 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
10642 disallow changes from SFmode to mode with different size in FP regs.
10644 2012-02-12 Robert Millan <rmh@gnu.org>
10645 Gerald Pfeifer <gerald@pfeifer.com>
10647 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
10650 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
10652 PR rtl-optimization/52175
10653 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
10654 to frame-related instructions.
10656 2012-02-10 Jason Merrill <jason@redhat.com>
10659 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
10660 (demangle_new_symbols): Fill it.
10661 (scan_linker_output): Walk it.
10662 (start_tweaking): Split out from scan_linker_output.
10663 (maybe_tweak): Update sym->chosen.
10664 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
10666 2012-02-11 Jakub Jelinek <jakub@redhat.com>
10669 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
10671 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
10673 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
10674 having the same mode as previous compare.
10676 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
10678 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
10679 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
10680 (nonlocal_goto_internal): Likewise.
10681 (nonlocal_goto): Emit a use and an indirect jump directly.
10683 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
10686 * doc/extend.texi : Update comments for __atomic_compare_exchange and
10687 __atomic_{is,always}_lock_free.
10689 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
10692 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
10693 negative constant address for TARGET_X32.
10695 2012-02-10 Richard Henderson <rth@redhat.com>
10697 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
10698 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
10699 for GIMPLE_TRANSACTION. Tidy if's into a switch.
10701 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10702 Ira Rosen <irar@il.ibm.com>
10704 PR tree-optimization/50031
10705 * targhooks.c (default_builtin_vectorization_cost): Handle
10706 vec_promote_demote.
10707 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
10708 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
10709 all types of reduction and pattern statements.
10710 (vect_estimate_min_profitable_iters): Likewise.
10711 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
10712 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
10713 for explicit realigns.
10714 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
10715 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
10716 vec_promote_demote.
10717 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
10718 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
10719 vec_perm for VSX and handle vec_promote_demote.
10721 2012-02-10 Jakub Jelinek <jakub@redhat.com>
10723 PR middle-end/52177
10724 * builtins.c (fold_builtin_atomic_always_lock_free,
10725 expand_builtin_atomic_always_lock_free,
10726 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
10727 Return and/or test boolean_true_node/boolean_false_node instead of
10728 integer_one_node/integer_zero_node.
10730 2012-02-10 Jan Hubicka <jh@suse.cz>
10732 PR middle-end/48600
10733 * predict.c (predict_paths_for_bb): Prevent looping.
10734 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
10736 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
10738 * config/arm/arm.c (output_move_double): In one case properly
10739 count number of instructions that will be emitted.
10741 2012-02-10 Richard Guenther <rguenther@suse.de>
10743 PR translation/52193
10744 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
10746 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
10748 PR middle-end/52140
10749 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
10751 2012-02-09 Jakub Jelinek <jakub@redhat.com>
10754 * var-tracking.c (emit_note_insn_var_location): If
10755 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
10756 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
10757 non-NOTE_DURING_CALL_P insn.
10759 2012-02-09 Bin Cheng <bin.cheng@arm.com>
10761 PR middle-end/51867
10762 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
10764 2012-02-08 Magnus Granberg <zorry@gentoo.org>
10767 * gcc.c (switch_matches) Support switches with separated form,
10770 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
10772 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
10774 (RAMPZ_ADDR): Ditto.
10775 * config/avr/avr.c (avr_addr_t): New typedef.
10776 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
10777 (avr_init_expanders): Initialize it.
10778 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
10780 (expand_epilogue): Ditto.
10781 (avr_print_operand): Ditto.
10782 (avr_file_start): Ditto.
10783 (avr_emit_movmemhi): Ditto.
10785 2012-02-08 Richard Guenther <rguenther@suse.de>
10787 PR tree-optimization/46886
10788 * tree-flow.h (do_while_loop_p): Declare.
10789 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
10790 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
10792 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
10794 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
10795 always succeed for integers larger than a native word.
10797 2012-02-08 Richard Guenther <rguenther@suse.de>
10799 PR rtl-optimization/52170
10800 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
10801 properly handle integer vector modes.
10803 2012-02-08 Jakub Jelinek <jakub@redhat.com>
10805 PR gcov-profile/52150
10806 * coverage.c: Include target.h.
10807 (build_var): Call targetm.strip_name_encoding on the assembler name.
10808 Change one _ into . or $ if the target allows it.
10809 * Makefile.in (coverage.o): Depend on $(TARGET_H).
10811 PR rtl-optimization/52139
10812 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
10813 is a BARRIER after emit_insn_after_noloc, move BB_END
10814 to the last non-BARRIER insn before it.
10816 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
10818 PR middle-end/24306
10819 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
10820 (mips_gimplify_va_arg_expr): Call it instead of
10821 std_gimplify_va_arg_expr.
10823 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10825 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
10826 message for -mno-pointers-to-nested-function.
10828 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
10830 PR middle-end/51994
10831 * expr.c (get_inner_reference): If there is an offset, add a negative
10832 bit position to it (if any).
10834 2012-02-07 Jakub Jelinek <jakub@redhat.com>
10836 PR rtl-optimization/52060
10837 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
10838 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
10839 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
10840 and/or i0src_copy2 when needed.
10842 2012-02-07 Jakub Jelinek <jakub@redhat.com>
10844 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
10845 or LTOPLUGINSONAME if have_c.
10847 * config/freebsd-spec.h: Add comment about what macros can be defined
10849 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
10850 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
10853 2012-02-07 Richard Guenther <rguenther@suse.de>
10855 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
10856 newline in -alias dumps.
10858 2012-02-07 Kai Tietz <ktietz@redhat.com>
10859 Dave Korn <dave.korn.cygwin@gmail.com>
10862 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
10863 Take care that typinfo gets dllexport-attribute.
10865 2012-02-07 Jakub Jelinek <jakub@redhat.com>
10867 PR middle-end/52074
10868 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
10869 if modifier < EXPAND_SUM call force_operand on the result.
10871 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
10873 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
10874 adding __forwarder_dst__ prefix if a forwarder_section attribute is
10876 (epiphany_function_type): Replace types for specific interrupts with
10877 EPIPHANY_FUNCTION_INTERRUPT.
10878 (EPIPHANY_INTERRUPT_P): Update.
10879 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
10880 New static function.
10881 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
10882 <disinterrupt>: Affects type identity.
10883 (epiphany_handle_interrupt_attribute): Handle variable number of
10885 (epiphany_compute_function_type): Update for new
10886 epiphany_function_type definition.
10887 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
10888 handlers with a longcall forwarder.
10889 (epiphany_start_function): Handle multiple interrupt arguments and/or
10890 forwarder_section attribute.
10892 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
10895 2012-02-07 Alan Modra <amodra@gmail.com>
10898 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
10901 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10903 PR tree-optimization/50969
10904 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
10905 use vec_perm rather than vector_stmt.
10906 (vect_model_load_cost): Likewise.
10907 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
10908 vec_perm to be the same as other vector statements.
10909 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
10910 cost of vec_perm for TARGET_VSX.
10912 2012-02-06 Richard Guenther <rguenther@suse.de>
10914 PR tree-optimization/52115
10915 * tree-sra.c (access_has_replacements_p): New function.
10916 (sra_modify_assign): Use it to decide whether a use is uninitialized.
10918 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
10920 PR middle-end/52047
10921 * trans-mem.c (expand_call_tm): Add an assertion.
10922 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
10925 2012-02-06 Richard Guenther <rguenther@suse.de>
10927 PR tree-optimization/50955
10928 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
10929 raise cost of expressions that replace an address with an
10930 expression based on a different pointer.
10932 2012-02-06 Jakub Jelinek <jakub@redhat.com>
10935 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
10936 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
10938 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
10941 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
10942 -Weffc++ and specify guidelines come from second edition.
10944 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
10946 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
10947 (sibcall_value_multiple_internal, call_split, call_internal_direct)
10948 (call_direct_split, call_value_split, call_value_internal_direct)
10949 (call_value_direct_split, call_value_multiple_split): Use jal and
10950 jal_macro attributes.
10952 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
10954 * reload1.c (reload_regs_reach_end_p): Replace with...
10955 (reload_reg_rtx_reaches_end_p): ...this function.
10956 (new_spill_reg_store): Update commentary.
10957 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
10958 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
10959 before setting new_spill_reg_store.
10960 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
10961 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
10962 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
10963 for non-spill reload registers.
10965 2012-02-05 Ira Rosen <irar@il.ibm.com>
10967 PR tree-optimization/52091
10968 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
10969 (vect_is_simple_use_1): Likewise.
10970 * tree-vect-loop.c (vectorizable_reduction): Update calls
10971 to vect_is_simple_use_1 and vect_is_simple_use.
10972 (vectorizable_live_operation): Likewise.
10973 * tree-vect-patterns.c (widened_name_p,
10974 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
10975 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
10976 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10977 vectorizable_shift,vectorizable_operation, vectorizable_store,
10978 vectorizable_load): Likewise.
10979 (vect_is_simple_cond): Add an argument, pass it to
10980 vect_is_simple_use_1.
10981 (vectorizable_condition): Update calls to vect_is_simple_cond,
10982 vect_is_simple_use.
10983 (vect_is_simple_use): Add an argument, the statement in which
10984 OPERAND is used. Check that if OPERAND's def stmt is a double
10985 reduction phi node, the use is a phi node too.
10986 (vect_is_simple_use_1): Add an argument, pass it to
10987 vect_is_simple_use.
10988 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
10989 to vect_is_simple_use.
10991 2012-02-04 Jakub Jelinek <jakub@redhat.com>
10993 PR rtl-optimization/52095
10994 * modulo-sched.c (dump_insn_locator): New function.
10995 (loop_canon_p, sms_schedule): Use it.
10997 PR rtl-optimization/52113
10998 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
10999 even for decomposable shift/zext insns.
11001 2012-02-03 Jakub Jelinek <jakub@redhat.com>
11002 Zdenek Dvorak <ook@ucw.cz>
11004 PR rtl-optimization/52092
11005 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
11006 on get_iv_value result.
11008 2012-02-02 Andrew Pinski <apinski@cavium.com>
11010 PR middle-end/47982
11011 PR middle-end/43967
11012 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
11014 2012-02-02 Jakub Jelinek <jakub@redhat.com>
11016 PR middle-end/48071
11017 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
11019 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
11021 PR rtl-optimization/49800
11022 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
11023 (sched_finish): Call regstat_free_n_sets_and_refs.
11025 2012-02-02 Jia Liu <proljc@gmail.com>
11027 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
11030 2012-02-02 Jan Hubicka <jh@suse.cz>
11031 Tom de Vries <tom@codesourcery.com>
11033 PR middle-end/51998
11034 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
11035 * varpool.c (varpool_analyze_pending_decls): Likewise.
11037 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
11038 Jayant R Sonar <jayant.sonar@kpitcummins.com>
11040 * config.gcc: Add cr16-* support.
11042 * doc/extend.texi: Document cr16 extensions.
11043 * doc/install.texi: Document cr16 install.
11044 * doc/invoke.texi: Document cr16 options.
11045 * doc/md.texi: Document cr16 constraints.
11047 * common/config/cr16/cr16-common.c: New file.
11048 * config/cr16/cr16.c: New file.
11049 * config/cr16/cr16.h: New file.
11050 * config/cr16/cr16.md: New file.
11051 * config/cr16/cr16.opt: New file.
11052 * config/cr16/cr16-protos.h: New file.
11053 * config/cr16/predicates.md: New file.
11054 * config/cr16/constraints.md: New file.
11055 * config/cr16/t-cr16: New file.
11057 2012-02-02 Jakub Jelinek <jakub@redhat.com>
11060 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
11061 that operands[2] is either immediate, or q_regs_operand.
11063 PR tree-optimization/52073
11064 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
11065 a pattern stmt for pattern uses, ignore uses outside of the loop.
11067 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
11069 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
11070 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
11071 (OUT_AS1, OUT_AS2): Remove.
11073 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
11075 PR rtl-optimization/51374
11076 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
11077 to cross other volatile_refs_p insns.
11079 2012-02-01 Richard Guenther <rguenther@suse.de>
11081 * doc/invoke.texi (fno-inline): Clarify documentation.
11082 (finline-small-functions): Likewise.
11083 (finline-functions): Likewise.
11084 * common.opt (finline): Adjust comment and documentation.
11085 (finline-small-functions): Clarify documentation.
11086 (finline-functions): Likewise.
11087 (finline-functions-called-once): Likewise.
11089 2012-02-01 Tristan Gingold <gingold@adacore.com>
11091 * c-typeck.c (composite_type): Keep mode for pointers.
11093 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
11095 * function.h (regno_reg_rtx): Adjust comment.
11096 * reginfo.c (init_reg_modes_target): Only use the previous mode
11097 if it fits within one register. Remove MIPS comment.
11099 2012-01-31 Jakub Jelinek <jakub@redhat.com>
11102 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
11104 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11106 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
11107 to srak instruction.
11109 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11111 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
11113 2012-01-31 Jakub Jelinek <jakub@redhat.com>
11118 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
11120 2012-01-31 Richard Guenther <rguenther@suse.de>
11122 PR tree-optimization/51528
11123 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
11126 2012-01-31 Jakub Jelinek <jakub@redhat.com>
11131 * ree.c (add_removable_extension): Change def_map argument
11132 to unsigned *, store in def_map 1 + offset into *insn_list vector
11133 instead of pointers into the vector.
11134 (find_removable_extensions): Adjust caller.
11136 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
11138 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
11139 Transform all "* quoted-c-code" to { c-code }.
11140 Remove redundant test for "optimize" in combine patterns.
11141 Move (include "avr-dimode.md") to end of file.
11143 2012-01-30 Bin Cheng <bin.cheng@arm.com>
11146 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
11147 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
11149 2012-01-30 Richard Guenther <rguenther@suse.de>
11151 PR tree-optimization/52028
11152 * tree-loop-distribution.c (ldist_gen): Properly update
11155 2012-01-30 Jakub Jelinek <jakub@redhat.com>
11158 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
11159 set_cur_line_info_table if not emitting debug info.
11161 PR tree-optimization/52046
11162 * tree-vect-patterns.c (check_bool_pattern): Give up if
11163 a comparison could throw.
11166 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
11168 2012-01-30 Richard Guenther <rguenther@suse.de>
11170 PR tree-optimization/52045
11171 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
11172 SSA form if cfgcleanup did anything.
11174 2012-01-30 Richard Guenther <rguenther@suse.de>
11176 PR tree-optimization/52045
11177 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
11178 before computing final todo.
11180 2012-01-30 Richard Guenther <rguenther@suse.de>
11182 PR tree-optimization/51528
11183 * tree-sra.c (sra_modify_assign): Re-factor in preparation
11186 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
11188 * df-problems.c (df_kill_notes): Check that the use refers
11189 to the note under examination.
11191 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
11194 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
11195 parameter and use short-lived pseudos.
11196 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
11197 (sparc_expand_vector_init): Const-ify local variables and adjust
11198 calls to above functions.
11200 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
11202 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
11204 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
11206 * doc/invoke.texi: Make usage of "compile time" and
11207 "run time"/"runtime" consistent throughout the file.
11209 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
11211 * config/alpha/alpha.c (alpha_option_override): Default to
11212 full IEEE compliance mode for Go language.
11214 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
11216 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
11217 (LINK_SSP_SPEC): Define.
11219 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11222 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
11225 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
11227 * doc/invoke.texi: Correct hyphenation of "floating point",
11228 "double precision", and related terminology throughout the file.
11230 2012-01-28 Jakub Jelinek <jakub@redhat.com>
11233 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
11234 arm_general_register_operand predicate for operand 2 instead of
11237 2012-01-27 Ian Lance Taylor <iant@google.com>
11240 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
11241 * builtins.c (expand_builtin_init_trampoline): Add onstack
11242 parameter. Change caller.
11243 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
11244 * tree.c (build_common_builtin_nodes): Declare
11245 __builtin_init_heap_trampoline.
11247 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
11249 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
11250 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
11251 * config/avr/avr.c: Ditto.
11252 (avr_regnames): Remove because unused.
11253 * config/avr/avr.md (*cpse.ne): New peephole.
11254 (*cpse.eq): New peephole from former cpse peepholes.
11256 2012-01-27 Michael Eager <eager@eagercon.com>
11258 * config/microblaze.c (microblaze_emit_compare): Correct
11259 test after pcmp instruction.
11261 2012-01-27 Richard Guenther <rguenther@suse.de>
11263 PR tree-optimization/52020
11264 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
11266 2012-01-27 Richard Guenther <rguenther@suse.de>
11268 * ipa-pure-const.c (check_stmt): Clobbers do not make a
11269 function non-const/pure.
11271 2012-01-27 Richard Guenther <rguenther@suse.de>
11273 PR tree-optimization/50444
11274 * tree-sra.c (build_ref_for_offset): Properly adjust the
11275 MEM_REF type for unaligned accesses.
11277 2012-01-27 Richard Guenther <rguenther@suse.de>
11279 PR tree-optimization/50444
11280 * expr.c (mem_ref_refers_to_non_mem_p): New function.
11281 (expand_assignment): Use it. Properly handle misaligned
11282 bases when expanding stores to component references.
11283 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
11284 refactor that case.
11286 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
11288 PR middle-end/51389
11289 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
11290 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
11291 * tree-data-ref.c (find_data_references_in_loop): Make static.
11292 (compute_all_dependences): Change return type to bool. Bail out
11293 for too many datarefs in a loop. Move the hunk resetting the data
11294 dependences vector from ...
11295 (compute_data_dependences_for_loop): ... here. Account for
11296 compute_all_dependences returning false.
11297 (compute_data_dependences_for_bb): Likewise.
11298 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
11299 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
11301 2012-01-27 Richard Guenther <rguenther@suse.de>
11303 PR middle-end/51959
11304 * expr.c (store_field): Use the alias-set of the scratch memory
11307 2012-01-27 Tom de Vries <tom@codesourcery.com>
11309 PR tree-optimization/51990
11310 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
11312 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
11314 2012-01-27 Jakub Jelinek <jakub@redhat.com>
11317 * var-tracking.c (reverse_op): Don't add any reverse operation
11318 if V already has any constant locations.
11320 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
11322 * doc/invoke.texi: Correct usage of "command line" (noun)
11323 vs "command-line" (adjective) throughout.
11325 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
11327 * doc/invoke.texi (Language Independent Options): Move
11328 -Wcoverage-mismatch blurb from here....
11329 (Warning Options): ...to here.
11331 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
11333 * config/rs6000/rs6000.c (rs6000_option_override_internal):
11334 Set rs6000_always_hint to false for 476.
11336 2012-01-27 Matthias Klose <doko@ubuntu.com>
11338 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
11340 * incpath.c (add_standard_paths): Likewise.
11342 2012-01-27 Richard Henderson <rth@redhat.com>
11344 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
11345 * config/m68k/sync.md (atomic_test_and_set): Rename from
11346 sync_test_and_setqi and adjust the operands.
11347 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
11348 and unconditionally enable.
11350 2012-01-27 Richard Henderson <rth@redhat.com>
11352 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
11353 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
11354 (ldstub): Rename from ldstubqi.
11355 (ldstub<I24MODE>): Remove.
11357 2012-01-27 Richard Henderson <rth@redhat.com>
11359 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
11360 * c-cppbuiltin.c (cpp_atomic_builtins): Define
11361 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
11362 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
11363 * doc/tm.texi: Rebuild.
11365 2012-01-27 Richard Henderson <rth@redhat.com>
11367 * optabs.c (gen_atomic_test_and_set): Remove default.
11368 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
11370 2012-01-26 Jakub Jelinek <jakub@redhat.com>
11372 PR rtl-optimization/51978
11373 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
11374 (combine_reaching_defs): Likewise.
11375 (struct re_info): Remove.
11376 (add_removable_extension): Remove x and data arguments,
11377 add insn, insn_list and def_map. Use the arguments directly
11378 instead of using struct re_info.
11379 (find_removable_extensions): Don't call add_removable_extension
11380 through note_stores, instead just call it with single_set
11381 result if non-NULL.
11382 (find_and_remove_re): Pass curr_cand->expr instead of
11383 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
11385 2012-01-26 Michael Matz <matz@suse.de>
11387 PR tree-optimization/46590
11388 * cfgexpand.c: Revert last change (r183305).
11389 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
11391 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
11392 checking for emptiness.
11394 2012-01-26 Jakub Jelinek <jakub@redhat.com>
11396 PR middle-end/51895
11397 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
11398 non-addressable non-BLKmode base correctly.
11400 2012-01-26 Michael Matz <matz@suse.de>
11402 PR tree-optimization/48794
11403 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
11404 regions referenced from RESX/EH_DISPATCH.
11406 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11408 * config/s390/s390.h: Make BRANCH_COST an option.
11409 * config/s390/s390.opt: New option -mbranch-cost.
11411 2012-01-26 Richard Henderson <rth@redhat.com>
11413 Revert 2012-01-24 change:
11414 * trans-mem.c (requires_barrier): Do not instrument thread local
11415 variables and emit save/restore for them.
11417 2012-01-25 Jakub Jelinek <jakub@redhat.com>
11419 PR middle-end/51986
11420 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
11423 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
11425 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
11428 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
11431 Rename __pgm to __flash.
11432 Rename __pgm1 to __flash1.
11433 Rename __pgm2 to __flash2.
11434 Rename __pgm3 to __flash3.
11435 Rename __pgm4 to __flash4.
11436 Rename __pgm5 to __flash5.
11437 Rename __pgmx to __memx.
11438 * doc/extend.texi (AVR Named Address Spaces)
11439 Rename address space names as indicated above.
11440 * config/avr/avr.c (avr_addrspace): Ditto.
11442 * config/avr/avr-protos.h
11443 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
11444 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
11445 * config/avr/predicates.md: Ditto.
11446 * config/avr/avr.c Ditto, and
11447 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
11448 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
11450 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
11451 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
11452 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
11453 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
11454 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
11455 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
11456 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
11457 * config/avr/avr.c: Ditto.
11458 * config/avr/avr.md: Ditto.
11460 2012-01-25 Jason Merrill <jason@redhat.com>
11463 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
11465 2012-01-25 Jakub Jelinek <jakub@redhat.com>
11467 PR tree-optimization/51987
11468 * tree-data-ref.c (get_references_in_stmt): Handle references in
11469 non-volatile GIMPLE_ASM.
11471 2012-01-25 Richard Guenther <rguenther@suse.de>
11473 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
11474 bases are dereferenced.
11476 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
11478 PR rtl-optimization/48374
11479 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
11481 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
11483 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
11484 compute_data_dependences_for_loop returns false.
11485 * tree-parloops.c (loop_parallel_p): Likewise.
11487 2012-01-25 Richard Guenther <rguenther@suse.de>
11489 * tree.h (get_pointer_alignment_1): Declare.
11490 * builtins.c (get_pointer_alignment_1): New function.
11491 (get_pointer_alignment): Use it.
11493 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
11495 PR rtl-optimization/48308
11496 * combine.c (enum undo_kind): Add UNDO_LINKS.
11497 (struct undo): Add member l to other_contents and where.
11498 (do_SUBST_LINK): New.
11500 (try_combine): Handle LOG_LINKS for the dummy i1 case.
11501 (undo_all): Handle UNDO_LINKS.
11503 2012-01-25 Richard Henderson <rth@redhat.com>
11505 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
11508 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
11510 * optabs.c (gen_atomic_test_and_set): Use each argument.
11512 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
11514 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
11515 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
11516 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
11517 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
11518 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
11519 TARGET_PAIRED_SINGLE_FLOAT.
11521 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
11523 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
11524 (in_struct, return_val): Remove MEM documentation.
11525 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
11526 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
11527 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
11529 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
11530 * cfgexpand.c (add_alias_set_conflicts): Likewise.
11531 * expr.c (store_field): Likewise.
11532 * function.c (assign_stack_temp_for_type): Likewise.
11533 * ifcvt.c (noce_try_cmove_arith): Likewise.
11534 * reload1.c (reload): Likewise.
11535 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
11536 (alpha_set_memflags): Likewise.
11537 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
11539 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
11541 * rtl.h (true_dependence, canon_true_dependence): Remove varies
11543 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
11544 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
11545 (true_dependence_1, true_dependence, canon_true_dependence): Remove
11547 * cselib.c (cselib_rtx_varies_p): Delete.
11548 (cselib_invalidate_mem): Update call to canon_true_dependence.
11549 * dse.c (record_store, check_mem_read_rtx): Likewise.
11550 (scan_reads_nospill): Likewise.
11551 * cse.c (check_dependence): Likewise.
11552 (cse_rtx_varies_p): Delete.
11553 * expr.c (safe_from_p): Update call to true_dependence.
11554 * ira.c (validate_equiv_mem_from_store): Likewise.
11555 (memref_referenced_p): Likewise.
11556 * postreload-gcse.c (find_mem_conflicts): Likewise.
11557 * sched-deps.c (sched_analyze_2): Likewise.
11558 * store-motion.c (load_kills_store): Likewise.
11559 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
11560 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11561 (compute_transp): Update call to canon_true_dependence.
11563 2012-01-25 Richard Henderson <rth@redhat.com>
11565 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
11566 (maybe_emit_atomic_test_and_set): New.
11567 (expand_sync_lock_test_and_set): Use it.
11568 (expand_atomic_test_and_set): Likewise.
11569 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
11570 the implementation; clarify implementation defined details.
11571 * doc/md.texi (atomic_test_and_set): Document.
11573 2012-01-25 Richard Henderson <rth@redhat.com>
11575 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
11577 2012-01-25 Richard Henderson <rth@redhat.com>
11580 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
11581 to effect no-op split.
11583 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
11586 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
11587 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
11588 (BT_FN_VOID_PTR_INT_SIZE): New.
11589 (BT_FN_UINT_UINT_VAR): Remove.
11590 (BT_FN_UINT32_UINT32_VAR): New.
11591 (BT_FN_DOUBLE_VPTR): Remove.
11592 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
11594 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
11595 (_ITM_changeTransactionMode): Same.
11596 (_ITM_memmoveRtWt): Change return type to void.
11597 (_ITM_memcpyRtWt): Same.
11598 (_ITM_memsetW): Same.
11599 (_ITM_RaRD): Change types to double.
11604 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
11606 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
11607 Patrick Marlier <patrick.marlier@gmail.com>
11609 * trans-mem.c (requires_barrier): Do not instrument thread local
11610 variables and emit save/restore for them.
11612 2012-01-24 Jason Merrill <jason@redhat.com>
11615 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
11616 output static aliases.
11618 2012-01-24 Jakub Jelinek <jakub@redhat.com>
11621 * common.opt (-pie, -shared, pie, shared): Change from Common to
11623 * gcc.c (display_help): Display help for -pie and -shared.
11625 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
11628 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
11629 Remove note on size/offset limitation.
11630 (AVR Variable Attributes): Add example how to read data located
11631 with progmem. Refer to named address spaces.
11632 * doc/invoke.texi (AVR Options): Fix typo.
11634 2012-01-24 Richard Guenther <rguenther@suse.de>
11636 Forward-port to trunk
11637 2010-09-21 Jakub Jelinek <jakub@redhat.com>
11639 PR middle-end/45678
11640 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
11641 op0 isn't sufficiently aligned and there is movmisalignM
11642 insn for mode, use it to load op0 into a temporary register.
11644 2012-01-24 Jakub Jelinek <jakub@redhat.com>
11647 * target.def (const_not_ok_for_debug_p): New hook.
11648 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
11650 * doc/tm.texi: Regenerated.
11651 * dwarf2out.c (const_ok_for_output_1): If
11652 targetm.const_not_ok_for_debug_p returns true, fail.
11653 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
11655 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
11657 2012-01-23 Kai Tietz <ktietz@redhat.com>
11660 * config/i386/predicates.md (symbolic_operand): Allow
11661 UNSPEC_PCREL as PIC expression for lea.
11662 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
11663 * config/i386/i386.c (ix86_delegitimize_address): Handle
11664 UNSPEC_PCREL for none-MEM, too.
11666 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
11668 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
11669 (ipa_tm_create_version_alias): Same.
11671 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
11674 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
11675 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
11677 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
11678 Patrick Marlier <patrick.marlier@gmail.com>
11679 Iain Sandoe <developer@sandoe-acoustics.co.uk>
11682 * lto-wrapper.c (run_gcc): Pass the LTO section name to
11683 simple_object_start_read.
11685 2012-01-23 Richard Guenther <rguenther@suse.de>
11688 PR tree-optimization/51895
11689 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
11690 parameter decomposition into BLKmode components.
11692 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
11694 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
11695 fake variables for restrict-qualified pointers whose pointed-to type
11696 contains a placeholder.
11698 2012-01-23 Richard Guenther <rguenther@suse.de>
11700 PR tree-optimization/51949
11701 * ipa-split.c (execute_split_functions): Do not split malloc functions.
11703 2012-01-23 Jakub Jelinek <jakub@redhat.com>
11705 PR rtl-optimization/51933
11706 * ree.c (transform_ifelse): Return true right away if dstreg is
11707 already wider or equal to cand->mode.
11708 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
11709 (make_defs_and_copies_lists): Remove defs_list and copies_list
11710 arguments, add state argument, just truncate state->work_list
11711 instead of always allocating and freeing the vector. Assert that
11712 get_defs succeeds instead of returning 2. Changed return type to bool.
11713 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
11714 have ext_src_mode, see if it has been modified already with the
11715 right kind of extension and has been extended before from the
11716 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
11717 just return true. Remember the original mode in state->modified array.
11718 (combine_reaching_defs): Add state argument. Don't allocate and
11719 free here def_list, copied_list and vec vectors, instead just
11720 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
11721 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
11722 Add state variable, clear vectors in it, initialize state.modified
11723 if needed. Free all the vectors at the end and state.modified too.
11724 Don't skip a candidate if the extension expression has been modified.
11726 2012-01-22 Douglas B Rupp <rupp@gnat.com>
11729 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
11730 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
11731 (extra_options) interix.opt -> i386/interix.opt"
11732 (extra_objs):Add winnt-stubs.o
11733 * configure.ac: Add interix to target_os .comm on PE check.
11734 * configure: Regenerate.
11735 * config/interix3.h: Delete and move bits to..
11736 * config/interix.h: Delete and move bits to..
11737 * config/i386/i386-interix3.h: Delete and move bits to..
11738 * config/i386/i386-interix.h: ..here.
11739 (TARGET_CPU_DEFAULT): Remove redefinition.
11740 (TARGET_ASM_CONSTRUCTOR): Undefine.
11741 (SUBTARGET_SWITCHES): Define for ms-bitfields.
11742 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
11743 (PTRDIFF_TYPE): Define.
11744 (LONG_DOUBLE_TYPE_SIZE): Define.
11745 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
11746 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
11747 (TARGET_SECTION_TYPE_FLAGS): Define.
11748 (ASM_DECLARE_FUNCTION_NAME): Define.
11749 (ASM_OUTPUT_EXTERNAL): Define.
11750 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
11751 (ASM_OUTPUT_ALIGNED_BSS): Define.
11752 (PCC_BITFIELD_TYPE_MATTERS): Define.
11753 (USE_CONST_SECTION): Define.
11754 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
11755 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
11756 (SUPPORTS_ONE_ONLY): Remove.
11757 (I386_PE_STRIP_ENCODING): Define.
11758 * config/interix.opt: Delete and move bits to..
11759 * config/i386/interix.opt: ..here. New.
11760 (mpe-aligned-commons): Add.
11761 * config/i386/t-interix: Add copyright header.
11762 (winnt-stubs.o): Add rule.
11764 2012-01-22 Jason Merrill <jason@redhat.com>
11767 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
11768 for extra name aliases.
11770 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
11772 PR rtl-optimization/51924
11773 * ree.c (combine_set_extension): Improve debugging message.
11774 (combine_reaching_defs): Likewise.
11775 (get_defs): Rename confusingly named variable.
11776 (find_and_remove_re): Skip a candidate if the extension expression has
11779 2012-01-21 Robert Millan <rmh@gnu.org>
11780 Gerald Pfeifer <gerald@pfeifer.com>
11782 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
11783 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
11785 2012-01-20 Jakub Jelinek <jakub@redhat.com>
11787 PR tree-optimization/51914
11788 * tree-vect-stmts.c (vectorizable_conversion): For
11789 cvt_type && modifier == WIDEN, put temporary with cvt_type
11790 at the beginning of vec_dsts and set vec_dest to temporary
11793 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
11795 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
11797 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
11799 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
11800 * config/rs6000/rs6000.c: Likewise.
11802 2012-01-20 Jakub Jelinek <jakub@redhat.com>
11805 * config/arm/arm.c (arm_count_output_move_double_insns): Call
11806 output_move_double on a copy of operands array.
11808 2012-01-20 Cary Coutant <ccoutant@google.com>
11809 Dodji Seketeli <dodji@redhat.com>
11812 * dwarf2out.c (copy_declaration_context): Return ref to parent
11813 of declaration DIE, if necessary.
11814 (remove_child_or_replace_with_skeleton): Add new parameter; update
11815 caller. Place skeleton DIE under parent DIE of original declaration.
11816 Move call to copy_declaration_context to here ...
11817 (break_out_comdat_types): ... from here.
11819 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11821 PR rtl-optimization/51856
11822 * reload.c (find_reloads_subreg_address): Set the address_reloaded
11825 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
11828 * config/arm/arm.c (arm_print_operand): Correct output of alignment
11829 hints for neon loads and stores.
11831 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
11835 * doc/extend.texi (Named Address Spaces): Split into subsections.
11836 (AVR Named Address Spaces): New subsection.
11837 (M32C Named Address Spaces): New subsection.
11838 (RL78 Named Address Spaces): New subsection.
11839 (SPU Named Address Spaces): New subsection.
11840 (Variable Attributes): New anchor "AVR Variable Attributes".
11841 (AVR Variable Attributes): Rewrite and avoid wording
11842 "address space" in this context.
11843 * doc/invoke.texi (AVR Options): Rewrite and add documentation
11844 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
11845 (AVR Built-in Macros): New subsubsection therein.
11846 * doc/md.texi (AVR constraints): Remove "C04", "R".
11848 2012-01-20 Richard Guenther <rguenther@suse.de>
11850 PR tree-optimization/51903
11851 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
11852 when removing stmts.
11854 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
11857 * config/arm/arm.c (arm_load_pic_register): Use
11858 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
11859 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
11860 (arm_pic_static_addr): Likewise.
11861 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
11862 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
11863 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
11864 (pic_load_addr_unified): New.
11866 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
11869 * function.c (instantiate_virtual_regs_in_insn): Use
11870 delete_insn_and_edges when removing a wrong asm insn.
11872 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
11874 PR rtl-optimization/40761
11875 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
11876 Add new member loop_num.
11877 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
11878 (ira_build): Remove the parameter.
11880 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
11881 (ira.c): Do not build CFG loops for one region allocation. Remove
11882 argument from ira_build call.
11884 * ira-build.c (init_loop_tree_node): New function.
11885 (create_loop_tree_nodes): Use it. Separate the case when CFG
11886 loops are not built.
11887 (more_one_region_p): Check current_loops.
11888 (finish_loop_tree_nodes): Separate the case when CFG loops are not
11890 (add_loop_to_tree): Process loop equal to NULL too.
11891 (form_loop_tree): Separate the case when CFG loops are not built.
11892 Use explicitly number for the root.
11893 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
11895 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
11896 instead of loop->num.
11897 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
11898 (mark_all_loops_for_removal): Ditto.
11899 (remove_unnecessary_regions): Separate the case when CFG loops
11901 (ira_build): Remove the parameter. Use explicit number of regions
11902 when CFG loops are not built.
11904 * ira-color.c (print_loop_title): Separate the case for the root node.
11905 Use loop_num instead of loop->num.
11906 (move_spill_restore): Use loop_num instead of loop->num.
11908 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
11909 (change_loop): Ditto.
11910 (change_loop): Use loop_num instead of loop->num.
11912 * ira-lives.c (process_bb_node_lives): Ditto.
11914 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
11916 * ira-conflicts.c (print_allocno_conflicts): Ditto.
11918 2012-01-19 Jakub Jelinek <jakub@redhat.com>
11920 PR libmudflap/40778
11921 * tree-mudflap.c (mf_artificial): New function.
11922 (execute_mudflap_function_ops, execute_mudflap_function_decls,
11923 mx_register_decls, mudflap_enqueue_decl): Use it.
11926 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
11927 numbers in the insn pattern.
11929 2012-01-19 Michael Matz <matz@suse.de>
11931 PR tree-optimization/46590
11932 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
11933 use it in remembering which conflicts we already created.
11934 (add_scope_conflicts): Adjust call to above, (de)allocate helper
11937 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
11940 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
11941 (merge_and_complain): Same.
11943 2012-01-19 Jakub Jelinek <jakub@redhat.com>
11946 * config/initfini-array.h: Guard content of the header
11947 with #ifdef HAVE_INITFINI_ARRAY.
11948 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
11949 Add initfini-array.h to tm_file here.
11950 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
11951 * config.gcc: Don't add initfini-array.h to tm_file here.
11952 * configure: Regenerated.
11954 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
11956 PR rtl-optimization/51505
11957 * df-problems.c (df_kill_notes): New parameter live. Update comment.
11958 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
11959 (df_note_bb_compute): Update the call to df_kill_notes.
11961 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
11963 * trans-mem.c (requires_barrier): Remove call to is_global_var.
11965 2012-01-18 Richard Guenther <rguenther@suse.de>
11967 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
11968 of conversions to void *.
11970 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11971 Richard Sandiford <rdsandiford@googlemail.com>
11973 PR middle-end/50325
11974 PR middle-end/51192
11975 * optabs.h (simplify_expand_binop): Declare.
11976 * optabs.c (simplify_expand_binop): Make global.
11977 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
11978 endian targets if the source cannot be exactly covered by word
11981 2012-01-17 Jakub Jelinek <jakub@redhat.com>
11984 * hard-reg-set.h (struct hard_reg_set_container): New type.
11985 * target.h (struct hard_reg_set_container): Forward declare.
11986 * target.def (set_up_by_prologue): New target hook.
11987 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
11988 * doc/tm.texi: Regenerated.
11989 * function.c (thread_prologue_and_epilogue_insns): Change
11990 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
11991 Call targetm.set_up_by_prologue on it.
11992 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
11993 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
11995 2012-01-17 Nick Clifton <nickc@redhat.com>
11997 * config/rx/rx.c (rx_can_use_simple_return): New function.
11998 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
11999 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
12001 2012-01-17 Richard Guenther <rguenther@suse.de>
12003 PR middle-end/51782
12004 * expr.c (expand_assignment): Take address-space information
12005 from the address operand of MEM_REF and TARGET_MEM_REF.
12006 (expand_expr_real_1): Likewise.
12008 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12010 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
12011 reload dump is requested.
12013 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
12016 * trans-mem.c (requires_barrier): Call may_be_aliased.
12018 2012-01-17 Jakub Jelinek <jakub@redhat.com>
12020 PR tree-optimization/51877
12021 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
12022 call arguments and fndecls compare equal, instead return false if they
12023 don't. Return true only if lhs1 and lhs2 are either both NULL, or
12024 both SSA_NAMEs that are valueized the same, or they satisfy
12027 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12029 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
12031 * configure: Regenerate.
12033 2012-01-16 Jan Hubicka <jh@suse.cz>
12037 * convert.c (convert_to_integer): Use fold_convert for
12038 converting an INTEGER_CST to integer type.
12040 2012-01-16 Jason Merrill <jason@redhat.com>
12043 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
12045 2012-01-16 Jakub Jelinek <jakub@redhat.com>
12048 * config/s390/s390.c (s390_chunkify_start): Don't skip
12049 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
12050 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
12051 If insn is followed by NOTE_INSN_VAR_LOCATION or
12052 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
12053 Don't use location of note insns.
12055 PR tree-optimization/51865
12056 * tree-inline.c (tree_function_versioning): Call remap_decl
12057 on DECL_RESULT whenever it has VOID_TYPE_P type.
12059 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
12061 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
12062 for calls to locally-binding MIPS16 functions if only the return
12063 type uses float regs.
12065 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
12066 Richard Sandiford <rdsandiford@googlemail.com>
12068 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
12069 (SYMBOL_32_HIGH): Likewise.
12070 (mips_output_tls_reloc_directive): Declare.
12071 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
12072 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
12073 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
12074 (mips_lo_relocs, mips_hi_relocs): Make extern.
12075 (mips16_stub_function): Move up file.
12076 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
12077 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
12078 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
12079 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
12080 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
12081 (mips_get_tp): Add MIPS16 support.
12082 (mips_legitimize_tls_address): Remove MIPS16 sorry().
12083 Generalize DTPREL and TPREL handling.
12084 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
12085 Add MIPS16 TLS support.
12086 (mips_output_tls_reloc_directive): New function.
12087 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
12088 * config/mips/predicates.md (symbolic_operand_with_high)
12089 (tls_reloc_operand): New predicates.
12090 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
12091 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
12092 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
12093 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
12094 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
12095 (*tls_get_tp_mips16_call_<mode>): Likewise.
12097 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
12099 PR rtl-optimization/51821
12100 * recog.c (peep2_find_free_register): Determine clobbered registers
12103 2012-01-14 Denis Chertykov <chertykov@gmail.com>
12106 * config/avr/avr-protos.h: Revert change of 2012-01-09.
12107 * config/avr/avr.c: Likewise.
12108 * config/avr/avr.h: Likewise.
12110 2012-01-13 Ian Lance Taylor <iant@google.com>
12113 * tree.h (TYPE_QUALS): Add cast to int.
12114 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
12116 2012-01-13 Ian Lance Taylor <iant@google.com>
12118 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
12119 comparing param_index to VEC_length result.
12121 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
12123 * c-decl.c: Do not include tree-mudflap.h
12124 * tree-optimize.c: Likewise.
12125 * Makefile.in: Update dependencies.
12127 2012-01-13 Richard Guenther <rguenther@suse.de>
12130 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
12131 variable-sized result always use RSO.
12133 2012-01-12 DJ Delorie <dj@redhat.com>
12135 * cfgexpand.c (convert_debug_memory_address): Allow any valid
12136 pointer type, not just the default pointer type.
12138 2012-01-09 Richard Henderson <rth@redhat.com>
12139 Denis Chertykov <chertykov@gmail.com>
12142 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
12143 * config/avr/avr.c (avr_can_eliminate): Simplify.
12144 (avr_initial_elimination_offset): Likewise.
12145 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
12146 (expand_epilogue): Likewise.
12147 (avr_legitimize_address): Gut.
12148 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
12149 (avr_hard_regno_nregs): New.
12150 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
12151 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
12152 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
12153 add soft frame pointer.
12154 (CALL_USED_REGISTERS): Likewise.
12155 (REG_CLASS_CONTENTS): Likewise.
12156 (REGISTER_NAMES): Likewise.
12157 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
12158 (HARD_FRAME_POINTER_REGNUM): New.
12159 (FRAME_POINTER_REGNUM): Use soft frame pointer.
12160 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
12161 remove the HARD_FRAME_POINTER self-elimination.
12163 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
12166 * config/avr/avr.c (avr_encode_section_info): Test for absence of
12167 DECL_EXTERNAL when checking for initializers of progmem variables.
12169 2012-01-12 Ira Rosen <irar@il.ibm.com>
12171 PR tree-optimization/51799
12172 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
12173 that the last operation is a type demotion.
12175 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
12177 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
12178 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
12180 2012-01-11 Jakub Jelinek <jakub@redhat.com>
12183 * combine.c (distribute_notes): If i3 is a noreturn call,
12184 allow old_size to be equal to args_size and make sure the
12185 noreturn call gets REG_ARGS_SIZE note.
12186 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
12187 on noreturn calls even when the delta is 0.
12189 2012-01-11 Nathan Sidwell <nathan@acm.org>
12191 * gcov.c (STRING_SIZE): Remove.
12192 (generate_results): Erase annotations for source files with no
12193 coverage information.
12195 (output_lines): Use it.
12197 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
12199 * gimple.h (gimplify_body): Remove first argument.
12200 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
12201 pointer set here, instead just pass DATA to walk_tree.
12202 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
12203 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
12204 (unvisit_body): Likewise, but with unmark_visited.
12205 (gimplify_body): Remove BODY_P argument and adjust.
12206 (gimplify_function_tree): Adjust call to gimplify_body.
12207 * omp-low.c (finalize_task_copyfn): Likewise.
12209 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
12211 * tree.h (build_function_decl_skip_args): Add boolean parameter.
12212 (build_function_type_skip_args): Delete.
12213 * tree.c (build_function_type_skip_args): Make static and add
12214 SKIP_RETURN parameter. Fix thinko in the handling of variants.
12215 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
12216 pass it to build_function_type_skip_args.
12217 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
12218 (tree_function_versioning): Likewise.
12219 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
12220 build_function_decl_skip_args.
12221 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
12222 and pass it to build_function_decl_skip_args/tree_function_versioning.
12223 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
12224 * ipa-inline-transform.c (save_inline_function_body): Likewise.
12225 * trans-mem.c (ipa_tm_create_version): Likewise.
12226 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
12227 * tree-inline.c (declare_return_variable): Remove always-true test.
12228 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
12229 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
12230 * ipa-split.c (split_function): Skip the return value for the split
12231 part if it doesn't return.
12233 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12235 PR tree-optimization/49642
12236 * ipa-split.c (forbidden_dominators): New variable.
12237 (check_forbidden_calls): New function.
12238 (dominated_by_forbidden): Likewise.
12239 (consider_split): Check for forbidden dominators.
12240 (execute_split_functions): Initialize and free forbidden
12241 dominators info; call check_forbidden_calls.
12243 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12245 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
12247 2012-01-11 Nick Clifton <nickc@redhat.com>
12249 * config/rx/rx.md (return): Define pattern.
12251 2012-01-11 Richard Guenther <rguenther@suse.de>
12253 * doc/extend.texi (malloc attribute): Adjust according to
12256 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
12257 Patrick Marlier <patrick.marlier@gmail.com>
12259 PR middle-end/51516
12260 * trans-mem.c (get_cg_data): Traverse aliases if requested.
12261 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
12262 (ipa_tm_note_irrevocable): Same.
12263 (ipa_tm_scan_irr_block): Same.
12264 (ipa_tm_decrement_clone_counts): Same.
12265 (ipa_tm_scan_irr_function): Same.
12266 (ipa_tm_create_version_alias): Same.
12267 (ipa_tm_create_version): Same.
12268 (ipa_tm_transform_calls_redirect): Same.
12269 (ipa_tm_transform_calls): Same.
12270 (ipa_tm_transform_transaction): Same.
12271 (ipa_tm_execute): Same.
12273 2012-01-10 Richard Guenther <rguenther@suse.de>
12275 PR middle-end/51806
12276 * opts.c (common_handle_option): Handle -Werror.
12278 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
12280 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
12283 2012-01-10 Jason Merrill <jason@redhat.com>
12285 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
12288 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12290 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
12291 supports R_386_TLS_GD_PLT reloc.
12292 (gcc_cv_as_ix86_tlsldmplt): Check if linker
12293 supports R_386_TLS_LDM_PLT reloc.
12294 * configure: Regenerate.
12295 * config.in: Regenerate.
12297 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
12300 Extend __pgmx semantics to linearize memory.
12301 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
12302 determine if code comes inline or from libgcc.
12303 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
12304 (movmem_qi, movmem_qi): Set constraint #2 to "n".
12305 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
12306 (movmemx_qi, movmemx_hi): New insns.
12307 (xload_<mode>_libgcc): Rewrite to new insn condition.
12308 (xload_<mode>): Remove insns.
12309 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
12310 cases that don't satisfy avr_xload_libgcc_p().
12311 (avr_addr_space_convert): Allow converting in any direction.
12312 (avr_addr_space_subset_p): Return always true.
12313 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
12314 (avr_emit_movmemhi): Ditto.
12315 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
12316 (avr_out_movmem): Ditto.
12317 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
12318 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
12319 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
12320 (avr_encode_section_info): Encode 'progmem' in symbol flags.
12321 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
12323 2012-01-10 Richard Guenther <rguenther@suse.de>
12325 PR tree-optimization/50913
12326 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
12327 Require data-refs to be representable by Graphite with respect
12330 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
12332 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
12333 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
12335 2012-01-10 Tom de Vries <tom@codesourcery.com>
12337 PR rtl-optimization/51271
12338 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
12339 handling annulled branch.
12341 2012-01-10 Richard Henderson <rth@redhat.com>
12343 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
12344 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
12345 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
12346 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
12347 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
12348 arm_expand_vec_perm_const): New.
12349 * config/arm/arm-protos.h: Update.
12350 * config/arm/neon.md (UNSPEC_VCONCAT): New.
12351 (*neon_vswp<VDQX>): New.
12352 (neon_vcombine<VDX>): Use neon_split_vcombine.
12353 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
12354 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
12355 (vec_perm<VE>): New.
12357 2012-01-10 Richard Henderson <rth@redhat.com>
12359 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
12360 use it if reload_completed.
12361 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
12362 arm_output_asm_insn, arm_process_output_memory_barrier,
12363 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
12364 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
12365 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
12366 arm_process_output_sync_insn, arm_output_sync_insn,
12367 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
12368 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
12369 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
12370 (emit_unlikely_jump): New.
12371 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
12372 (arm_split_atomic_op): New.
12373 * config/arm/arm-protos.h: Update.
12374 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
12375 (struct arm_sync_generator): Remove.
12376 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
12377 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
12378 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
12379 (VUNSPEC_LL, VUNSPEC_SC): New.
12380 (sync_result, sync_memory, sync_required_value, sync_new_value,
12381 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
12382 (attr length): Don't use arm_sync_loop_insns.
12383 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
12384 (movsfcc, movdfcc): Likewise.
12385 * config/arm/constraints.md (Ua): New.
12386 * config/arm/prediates.md (mem_noofs_operand): New.
12387 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
12388 (sync_clobber, sync_t2_reqd): Remove.
12389 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
12390 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
12391 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
12392 (arm_sync_compare_and_swap<SIDI>): Remove.
12393 (arm_sync_compare_and_swap<NARROW>): Remove.
12394 (arm_sync_lock_test_and_set<SIDI>): Remove.
12395 (arm_sync_lock_test_and_set<NARROW>): Remove.
12396 (arm_sync_new_<syncop><SIDI>): Remove.
12397 (arm_sync_new_<syncop><NARROW>): Remove.
12398 (arm_sync_new_nand<SIDI>): Remove.
12399 (arm_sync_new_nand<NARROW>): Remove.
12400 (arm_sync_old_<syncop><SIDI>): Remove.
12401 (arm_sync_old_<syncop><NARROW>): Remove.
12402 (arm_sync_old_nand<SIDI>): Remove.
12403 (arm_sync_old_nand<NARROW>): Remove.
12404 (*memory_barrier): Merge arm_output_memory_barrier.
12405 (atomic_compare_and_swap<QHSD>): New.
12406 (atomic_compare_and_swap<NARROW>_1): New.
12407 (atomic_compare_and_swap<SIDI>_1): New.
12408 (atomic_exchange<QHSD>): New.
12409 (cas_cmp_operand, cas_cmp_str): New.
12410 (atomic_op_operand, atomic_op_str): New.
12411 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
12412 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
12413 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
12414 (arm_load_exclusive<NARROW>): New.
12415 (arm_load_exclusivesi, arm_load_exclusivedi): New.
12416 (arm_store_exclusive<QHSD>): New.
12418 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12420 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
12421 reload patterns if -mvsx-scalar-memory.
12423 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
12424 generated, even -mno-vsx-scalar-double was used.
12425 (vsx_xscvdpsp_scalar): Likewise.
12426 (vsx_xscvspdp_scalar2): Likewise.
12428 2012-01-09 Tom de Vries <tom@codesourcery.com>
12429 Andrew Pinski <apinski@cavium.com>
12432 * reorg.c (fill_slots_from_thread): Don't speculate
12433 frame-related insns.
12435 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
12437 * sched-int.h (bb_note): Move to...
12438 * basic-block.h: ...here.
12439 * haifa-sched.c (bb_note): Move to...
12440 * cfgrtl.c: ...here.
12441 * function.c (next_block_for_reg): New function.
12442 (move_insn_for_shrink_wrap): Likewise.
12443 (prepare_shrink_wrap): Rewrite to use the above.
12445 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
12447 * gimple.c (is_gimple_non_addressable): Remove.
12448 * gimple.h: Remove is_gimple_non_addressable.
12449 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
12450 is_gimple_non_addressable.
12451 * trans-mem.c (expand_assign_tm): Same.
12453 2012-01-09 Richard Guenther <rguenther@suse.de>
12455 PR tree-optimization/51775
12456 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
12457 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
12459 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12461 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
12463 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
12465 2012-01-09 Richard Guenther <rguenther@suse.de>
12467 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
12469 2012-01-08 Jan Hubicka <jh@suse.cz>
12471 PR tree-optimize/51680
12472 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
12473 on when known_vals needs to be computed; cleanup.
12475 2012-01-08 Jan Hubicka <jh@suse.cz>
12477 PR tree-optimize/51694
12478 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
12480 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
12482 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
12483 for -std=c++98 and -std=c++11 too.
12485 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
12487 * cfgloop.c (cancel_loop): Add free() of bbs array.
12489 2012-01-07 Jan Hubicka <jh@suse.cz>
12491 PR tree-optimization/51600
12492 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
12493 that benefits small functions.
12495 2012-01-07 Jan Hubicka <jh@suse.cz>
12497 * ipa-inline.c (want_inline_small_function_p): Fix formating.
12499 2012-01-07 Jan Hubicka <jh@suse.cz>
12501 PR tree-optimization/51680
12502 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
12503 whose inlining reduce unit size.
12505 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
12508 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
12509 Add canonical node to containing_mem chain after the non-canonical
12510 one, even if there weren't any locs to propagate.
12511 (remove_useless_values): Keep only canonical values.
12512 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
12513 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
12514 canonicalize mem_chain elements that are not discarded.
12516 2012-01-06 Jakub Jelinek <jakub@redhat.com>
12519 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
12520 before emitting functions.
12522 PR gcov-profile/50127
12523 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
12524 clear_aux_for_blocks.
12526 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
12529 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
12531 2012-01-06 Arnaud Charlet <charlet@adacore.com>
12533 * c-decl.c (ext_block): Moved up.
12534 (collect_all_refs, for_each_global_decl): Take ext_block into account.
12536 2012-01-06 Han Shen <shenhan@google.com>
12538 Translate built-in include paths for sysroot.
12539 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
12540 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
12542 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
12543 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
12545 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
12546 control whether sysroot should be prepended to gxx include dir.
12548 * configure: Regenerate.
12550 2012-01-06 Torvald Riegel <triegel@redhat.com>
12552 PR rtl-optimization/51771
12553 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
12554 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
12556 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
12558 PR tree-optimization/51315
12559 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
12560 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
12562 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
12565 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
12566 for shrp pattern. Correctly handle and fixup shift variable.
12567 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
12569 2012-01-05 Jakub Jelinek <jakub@redhat.com>
12572 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
12573 note when !ACCUMULATE_OUTGOING_ARGS.
12575 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
12577 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
12579 (extract_range_from_unary_expr_1): Avoid useless computations.
12581 2012-01-05 Jakub Jelinek <jakub@redhat.com>
12583 PR rtl-optimization/51767
12584 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
12585 of jump_block and add an extra edge for degenerated asm gotos.
12587 PR middle-end/51768
12588 * stmt.c (check_unique_operand_names): Don't ICE during error
12589 reporting if i is from labels chain.
12591 PR middle-end/44777
12592 * profile.c (branch_prob): Split bbs that have exit edge
12593 and need a fake entry edge too.
12595 2012-01-05 Jan Hubicka <jh@suse.cz>
12597 PR middle-end/49710
12598 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
12601 2012-01-05 Richard Guenther <rguenther@suse.de>
12604 * tree-streamer-out.c (write_ts_optimization): New function.
12605 (streamer_write_tree_body): Call it.
12606 * tree-streamer-in.c (lto_input_ts_optimization): New function.
12607 (streamer_read_tree_body): Call it.
12608 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
12610 2012-01-05 Jakub Jelinek <jakub@redhat.com>
12612 PR middle-end/51761
12613 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
12614 * gimplify.c (gimplify_cleanup_point_expr): Save and set
12615 in_cleanup_point_expr before gimplify_stmt call and restore it
12617 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
12618 in_cleanup_point_expr is false.
12620 2012-01-05 Richard Guenther <rguenther@suse.de>
12622 PR middle-end/51764
12623 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
12625 * toplev.c (process_options): Reject combining mudflap and LTO.
12626 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
12628 2012-01-05 Richard Guenther <rguenther@suse.de>
12630 PR tree-optimization/51760
12631 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
12633 (bit_value_unop): Handle UNDEFINED operands.
12634 (bit_value_binop): Likewise.
12636 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
12638 * config/avr/avr.c (avr_replace_prefix): Remove.
12639 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
12640 (avr_asm_function_rodata_section): Ditto.
12641 (avr_asm_select_section): Ditto.
12643 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
12645 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
12648 2012-01-05 Jakub Jelinek <jakub@redhat.com>
12651 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
12652 calls that have any non-fake successor edges.
12655 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
12657 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
12659 PR tree-optimization/51624
12660 * tree-sra.c (build_ref_for_model): When replicating a chain of
12661 COMPONENT_REFs, stop as soon as the offset would become negative.
12663 2012-01-04 Jakub Jelinek <jakub@redhat.com>
12666 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
12667 in .debug_loc on the floor.
12669 2012-01-04 Andrew Pinski <apinski@cavium.com>
12671 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
12673 2012-01-04 Andrew Pinski <apinski@cavium.com>
12674 Adam Nemet <anemet@caviumnetworks.com>
12676 * config/mips/mips.md (size): Add SI and DI.
12677 (SIZE): New mode attribute.
12678 (U): New code attribute.
12679 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
12680 (mips_lbux_<mode>): Delete.
12681 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
12682 (mips_lhx): Use gen_mips_lhx_extsi.
12683 (mips_lhx_<mode>): Delete.
12684 (mips_lwx): Delete.
12685 (mips_l<size>x): New expand.
12686 (mips_lwx_<mode>): Delete.
12687 (mips_l<GPR:size>x_<P:mode>): New pattern.
12688 (*mips_lw<u>x_<P:mode>_ext): Likewise.
12689 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
12690 * config/mips/mips.c (mips_lx_address_p): New function.
12691 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
12692 (dsp64): New availability predicate.
12693 (mips_builtins): Add an entry for __builtin_mips_ldx.
12694 * config/mips/mips.h (ISA_HAS_LBX): New define.
12695 (ISA_HAS_LBUX): Likewise.
12696 (ISA_HAS_LHX): Likewise.
12697 (ISA_HAS_LHUX): Likewise.
12698 (ISA_HAS_LWX): Likewise.
12699 (ISA_HAS_LWUX): Likewise.
12700 (ISA_HAS_LDX): Likewise.
12701 * doc/extend.texi (__builtin_mips_ldx): Document.
12703 2012-01-04 Tristan Gingold <gingold@adacore.com>
12705 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
12706 when long pointers are used.
12707 * config.build (*-*-*vms*): Handle all OpenVMS targets.
12708 (alpha64-dec-*vms*, alpha*-dec-*vms*)
12709 (ia64-hp-*vms*): Remove.
12710 * config/vms/xm-vms64.h: Delete.
12712 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
12714 PR middle-end/51472
12715 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
12717 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
12719 * opts.c (finish_options): Remove duplicate sorry.
12721 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
12723 PR middle-end/51696
12724 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
12727 2012-01-04 Richard Guenther <rguenther@suse.de>
12729 PR middle-end/51750
12730 * tree.c (size_low_cst): New function.
12731 * tree.h (size_low_cst): Declare.
12732 * fold-const.c (fold_comparison): Use it to extract the low
12733 part of the POINTER_PLUS_EXPR offset.
12735 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
12737 Fix clearing ZERO_REG
12738 * config/avr/avr.md (cc): Add alternative "ldi".
12739 (movqi_insn): Use it in cc attribute.
12740 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
12741 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
12742 (output_reload_insisf): Use ZERO_REG to pre-clear register.
12744 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12746 * configure: Regenerate.
12748 2012-01-04 Richard Guenther <rguenther@suse.de>
12750 PR tree-optimization/49651
12751 * tree-ssa-structalias.c (type_can_have_subvars): New function.
12752 (var_can_have_subvars): Use it.
12753 (get_constraint_for_1): Only consider subfields if there can be any.
12755 2012-01-03 Jakub Jelinek <jakub@redhat.com>
12758 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
12759 to its new canonical_cselib_val and the cselib_val was in
12760 first_containing_mem chain, but the canonical_cselib_val was not,
12761 add the latter into the chain.
12762 (cselib_invalidate_mem): Compare canonical_cselib_val of
12763 addr_list chain elt with v.
12766 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
12767 dwarf2out_undef): Allocate e.info using ggc_strdup instead
12769 (output_macinfo_op): Don't ggc_strdup fd->filename.
12770 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
12771 then ggc_strdup it. Don't free inc->info or cur->info.
12772 (output_macinfo): Don't free ref->info or file->info.
12774 2012-01-03 Ira Rosen <irar@il.ibm.com>
12776 PR tree-optimization/51269
12777 * tree-vect-loop-manip.c (set_prologue_iterations): Make
12778 first_niters a pointer.
12779 (slpeel_tree_peel_loop_to_edge): Likewise.
12780 (vect_do_peeling_for_loop_bound): Update call to
12781 slpeel_tree_peel_loop_to_edge.
12782 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
12783 here. Remove it from the parameters list.
12784 (vect_do_peeling_for_alignment): Update calls and compute
12785 wide_prolog_niters.
12787 2012-01-03 Richard Guenther <rguenther@suse.de>
12789 PR tree-optimization/51070
12790 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
12791 Properly handle calls.
12793 2012-01-03 Richard Guenther <rguenther@suse.de>
12795 PR tree-optimization/51692
12796 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
12797 the LHS of allocation stmts.
12799 2012-01-03 Olivier Hainque <hainque@adacore.com>
12801 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
12803 2012-01-03 Olivier Hainque <hainque@adacore.com>
12805 * collect2.c (main): In AIX specific computations for vector
12806 insertions, use CONST_CAST2 to cast from char ** to const char **.
12808 2012-01-03 Richard Guenther <rguenther@suse.de>
12811 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
12812 the context of a limbo DIE when it does not already exist.
12814 2012-01-03 Jakub Jelinek <jakub@redhat.com>
12816 PR tree-optimization/51719
12817 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
12818 but direct call is, clear direct call's lhs and don't add fallthrough
12819 edge from dcall_bb to join_bb and PHIs.
12821 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12823 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
12824 the instructions emitted by the pattern.
12825 ("*TDC_insn_<mode>"): Add comment.
12827 2012-01-03 Richard Guenther <rguenther@suse.de>
12829 PR middle-end/51730
12830 * fold-const.c (fold_comparison): Properly canonicalize
12831 tree offset and HOST_WIDE_INT bit position.
12833 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
12835 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
12836 operands for extzv pattern.
12838 2012-01-02 Jakub Jelinek <jakub@redhat.com>
12841 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
12844 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
12846 * doc/invoke.texi (-flto and related options): Copy-edit.
12848 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
12850 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
12852 2012-01-02 Jakub Jelinek <jakub@redhat.com>
12854 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
12857 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
12859 * expr.h (move_by_pieces_ninsns): Declare.
12860 * expr.c (move_by_pieces_ninsns): Make external.
12861 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
12862 (mips_store_by_pieces_p): Likewise.
12863 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
12864 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
12865 * config/mips/mips.c (mips_move_by_pieces_p): New function.
12866 (mips_store_by_pieces_p): Likewise.
12868 2012-01-02 Jakub Jelinek <jakub@redhat.com>
12870 * passes.c (register_one_dump_file): Free full_name.
12872 * reload1.c (reload): Don't allocate reg_max_ref_width here.
12873 (calculate_elim_costs_all_insns): Free offsets_at and
12874 offsets_known_at at the end and clear the pointers.
12876 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
12878 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
12879 this option introduced in r180739.
12881 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
12884 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
12885 (tmake_file target=avr): Add avr/t-multilib.
12887 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
12888 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
12889 * config/avr/genmultilib.awk: New file.
12890 * config/avr/t-multilib: New auto-generated file.
12891 * config/avr/multilib.h: New auto-generated file.
12892 * config/avr/t-avr (AVR_MCUS): New variable.
12893 (genopt.sh): Use it.
12894 (s-mlib): Depend on t-multilib.
12895 (t-multilib, multilib.h): New dependencies.
12896 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
12897 (MULTILIB_OPTIONS): Remove.
12898 (MULTILIB_MATCHES): Remove.
12899 (MULTILIB_DIRNAMES): Remove.
12900 (MULTILIB_EXCEPTIONS): Remove:
12901 * config/avr/genopt.sh: Don't use hard coded file name;
12902 pass AVR_MCUS from t-avr instead.
12904 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
12906 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
12908 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
12910 Implement light-weight DImode support.
12911 * config/avr/avr-dimode.md: New file.
12912 * config/avr/avr.md: Include it.
12913 (adjust_len): Add plus64, compare64.
12914 (HIDI): Remove code iterator.
12915 (code_stdname): New code attribute.
12916 (rotx, rotsmode): Remove DI.
12917 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
12919 * config/avr/avr-protos.h (avr_have_dimode): New.
12920 (avr_out_plus64, avr_out_compare64): New.
12921 * config/avr/avr.c (avr_out_compare): Handle DImode.
12922 (avr_have_dimode): New variable definition and initialization.
12923 (avr_out_compare64, avr_out_plus64): New functions.
12924 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
12925 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
12926 (avr_compare_pattern): Skip DImode comparisons.
12928 2012-01-02 Revital Eres <revital.eres@linaro.org>
12930 * ddg.c (def_has_ccmode_p): New function.
12931 (add_cross_iteration_register_deps,
12932 create_ddg_dep_from_intra_loop_link): Call it.
12934 2012-01-02 Richard Guenther <rguenther@suse.de>
12937 * invoke.texi (fassociative-math): Remove spurious paranthesis.
12939 2012-01-01 Jakub Jelinek <jakub@redhat.com>
12941 * gcc.c (process_command): Update copyright notice dates.
12942 * gcov.c (print_version): Likewise.
12943 * gcov-dump.c (print_version): Likewise.
12944 * mips-tfile.c (main): Likewise.
12945 * mips-tdump.c (main): Likewise.
12947 2012-01-01 Ira Rosen <irar@il.ibm.com>
12949 PR tree-optimization/51704
12950 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
12951 a use is inside the basic block or loop before accessing its vect info.
12953 2012-01-01 Jan Hubicka <jhjh@suse.cz>
12955 PR rtl-optimization/51069
12956 * cfgloopmanip.c (remove_path): Removing path making irreducible
12957 region unconditional makes BB part of the region.
12959 2012-01-01 Jakub Jelinek <jakub@redhat.com>
12961 PR tree-optimization/51683
12962 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
12963 calls with side-effects.
12964 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
12966 Copyright (C) 2012 Free Software Foundation, Inc.
12968 Copying and distribution of this file, with or without modification,
12969 are permitted in any medium without royalty provided the copyright
12970 notice and this notice are preserved.