1 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
3 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
6 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
8 PR tree-optimization/54986
9 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
10 conversions on entry but add them back on exit if needed.
12 2012-11-05 Andreas Schwab <schwab@linux-m68k.org>
14 * final.c (final_scan_insn) [HAVE_cc0]: Handle all comparison
15 codes in non-jump and cmove insn.
17 2012-11-05 Uros Bizjak <ubizjak@gmail.com>
18 Vladimir Yakovlev <vladimir.b.yakovlev@intel.com>
20 * mode-switching.c (create_pre_exit): Force late switching if
21 __builtin_{apply,return} emitted a load that require mode,
24 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
27 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
29 (print_reg): Use true_regnum rather than REGNO.
30 (ix86_print_operand_address): Remove SUBREG handling.
32 2012-11-05 Jan Hubicka <jh@suse.cz>
34 * tree-ssa-loop-niter.c (finite_loop_p): Revamp to be just wrapper of
37 2012-11-05 Joern Rennecke <joern.rennecke@embecosm.com>
39 * reorg.c (fill_simple_delay_slots): Avoid calling optimize_skip
40 with a return instruction.
42 2012-11-05 Vladimir Makarov <vmakarov@redhat.com>
44 PR rtl-optimization/55151
45 * lra-constraints.c (process_alt_operands): Permit putting reg
46 value into memory. Increase reject for this case.
48 2012-11-05 Dehao Chen <dehao@google.com>
50 * final.c (reemit_insn_block_notes): Do not change scope if insn
51 location is UNKNOWN_LOCATION.
53 2012-11-05 Joern Rennecke <joern.rennecke@embecosm.com>
55 * doc/md.texi (Defining Attributes): Document that we are defining
56 HAVE_ATTR_name macors as 1 for defined attributes, and as 0
57 for undefined special attributes.
58 * final.c (asm_insn_count, align_fuzz): Always define.
59 (insn_current_reference_address): Likewise.
60 (init_insn_lengths): Use if (HAVE_ATTR_length) instead of
61 #ifdef HAVE_ATTR_length.
62 (get_attr_length_1, shorten_branches, final): Likewise.
63 (final_scan_insn, output_asm_name): Likewise.
64 * genattr.c (gen_attr): Define HAVE_ATTR_name macros for
65 defined attributes as 1.
66 Remove ancient get_attr_alternative compatibility code.
67 For special purpose attributes not provided, define HAVE_ATTR_name
69 In case no length attribute is given, provide stub definitions
70 for insn_*_length* functions, and also include insn-addr.h.
71 In case no enabled attribute is given, provide stub definition.
72 * genattrtab.c (write_length_unit_log): Always write a definition.
73 * hooks.c (hook_int_rtx_1, hook_int_rtx_unreachable): New functions.
74 * hooks.h (hook_int_rtx_1, hook_int_rtx_unreachable): Declare.
75 * lra-int.h (struct lra_insn_recog_data): Make member
76 alternative_enabled_p unconditional.
77 * lra.c (free_insn_recog_data): Use if (HAVE_ATTR_length) instead of
78 #ifdef HAVE_ATTR_length.
79 (lra_set_insn_recog_data): Likewise. Make initialization of
80 alternative_enabled_p unconditional.
81 (lra_update_insn_recog_data): Use #if instead of #ifdef for
83 * recog.c [!HAVE_ATTR_enabled] (get_attr_enabled): Don't define.
84 (extract_insn): Check HAVE_ATTR_enabled.
85 (gate_handle_split_before_regstack): Use #if instead of
86 #if defined for HAVE_ATTR_length.
88 2012-11-05 Jan Hubicka <jh@suse.cz>
90 * ipa-inline.c (compute_uninlined_call_time,
91 compute_inlined_call_time): New functions.
92 (RELATIVE_TIME_BENEFIT_RANGE): New macro.
93 (relative_time_benefit): Rewrite.
94 (edge_badness): Rewrite path with guessed profile and estimated profile.
95 * ipa-inline.h (INLINE_HINT_declared_inline, INLINE_HINT_cross_module):
97 (struct inline_summary): Add GROWTH filed.
98 * ipa-inline-analysis.c (dump_inline_hints): Update.
99 (reset_inline_summary): Update.
100 (dump_inline_summary): Update.
101 (will_be_nonconstant_predicate): Cleanup to use gimple_store_p and
102 gimple_assign_load_p predicates.
103 (estimate_node_size_and_time): Drop INLINE_HINT_declared_inline hint.
104 (simple_edge_hints): New function.
105 (do_estimate_edge_time): Return time of invocation of callee rather
106 than the time scaled by edge frequency; update hints code.
107 (do_estimate_edge_hints): Update.
108 (do_estimate_growth): Cleanup.
110 2012-11-05 Jakub Jelinek <jakub@redhat.com>
113 * dwarf2out.c (value_format) <case dw_val_class_high_pc>: Handle
114 also DWARF2_ADDR_SIZE 1 and 2.
116 2012-11-05 Jan Hubicka <jh@suse.cz>
118 * tree-ssa-loop-niter.c (find_loop_niter): Remove just_once_each_iteration_p.
119 (maybe_lower_iteration_bound): Initialize not_executed_last_iteration to NULL
120 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables): Skip
121 just_once_each_iteration_p; record estimated bound when loop has only one
122 likely exit; test just_once_each_iteration_p before IV canon itself.
124 2012-11-05 Jan Hubicka <jh@suse.cz>
126 * ipa-inline.c (leaf_node_p): Rename to ...
127 (num_calls) ... this one.
128 (want_early_inline_function_p): Allow smal growth on non-leafs.
130 2012-11-05 Jakub Jelinek <jakub@redhat.com>
133 * var-tracking.c (fp_setter): Return false if there is REG_CFA_RESTORE
135 (vt_initialize): Look for fp_setter in any bb, not just successor of
138 2012-11-05 Oleg Endo <olegendo@gcc.gnu.org>
140 * config/sh/sh.h (TARGET_CACHE32, TARGET_HARVARD): Delete macro.
141 (TARGET_SUPERSCALAR): Add TARGET_SH2A.
142 (CACHE_LOG): Use TARGET_HARD_SH4 and TARGET_SH5 instead of
144 (TRAMPOLINE_ALIGNMENT): Use TARGET_HARD_SH4 and TARGET_SH5 instead of
146 * config/sh/sh.c (sh_trampoline_init): Likewise.
148 2012-11-05 David Edelsohn <dje.gcc@gmail.com>
150 * system.h (loc_t): Poison.
152 2012-11-05 Marc Glisse <marc.glisse@inria.fr>
154 * fold-const.c (fold_unary_loc): Disable conversion optimization
157 2012-11-04 Thomas Schwinge <thomas@codesourcery.com>
159 * configure: Regenerate.
161 2012-11-04 Eric Botcazou <ebotcazou@adacore.com>
163 * combine.c: Adjust toplevel comment.
164 (make_extraction): Adjust head comment and move up canonicalization.
166 2012-11-04 Alexandre Oliva <aoliva@redhat.com>
167 Jakub Jelinek <jakub@redhat.com>
170 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Emit debug temps
173 2012-11-04 Alexandre Oliva <aoliva@redhat.com>
176 * tree-ssa-threadedge.c (propagate_threaded_block_debug_into):
177 New, rewritten from debug stmt copying code...
178 (thread_around_empty_block): ... removed from here.
179 (thread_across_edge): Call propagate_threaded_block_debug_into.
181 2012-11-04 Dehao Chen <dehao@google.com>
183 * expr.c (expand_expr_real_1): Change to not using input_location.
185 2012-11-03 Jan Hubicka <jh@suse.cz>
187 * invoke.texi (profile-use): update documentation.
188 * opts.c (common_handle_option): Enable tree-vectorize
189 and tree-loop-distribute-patterns.
190 * tree-loop-distribution.c (tree_loop_distribution): Skip loops
192 * config/i386/i386.c (ix86_option_override_internal): Enabe
193 prefetch_lop_arrays for profile-use.
195 2012-11-03 Robert Mason <rbmj@verizon.net>
197 * gcov-io.c (gcov_open): Add file mode to open call (need for VxWorks)
199 2012-11-03 Sandra Loosemore <sandra@codesourcery.com>
201 * doc/extend.texi: Copy-edit to use present tense except when
202 explicitly describing future or past behavior.
204 2012-11-03 Oleg Endo <olegendo@gcc.gnu.org>
206 * config/sh/sh.c (output_movedouble, output_far_jump,
207 output_ieee_ccmpeq): Use multi-line strings for asm.
208 (find_regmode_weight): Wrap lines.
209 (sh_optimize_target_register_callee_saved): Remove commented out
211 (emit_load_ptr): Remove prototype.
213 2012-11-03 Oleg Endo <olegendo@gcc.gnu.org>
216 * config/sh/sh.md (*cbranch_t): Allow splitting after reload.
217 Allow going beyond current basic block before reload when looking for
219 * config/sh/sh.c (sh_find_set_of_reg): Don't stop at labels.
221 2012-11-02 Jan Hubicka <jh@suse.cz>
223 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk): Add
224 missing sign to unsigned.
226 2012-11-02 Andrew Pinski <apinski@cavium.com>
229 * simplify-rtx.c (simplify_relational_operation_1): Don't simplify
230 (LTU/GEU (PLUS a 0) 0) into (GEU/LTU a 0) since they are not
233 2012-11-02 Jan Hubicka <jh@suse.cz>
235 * tree-ssa-loop-niter.c (double_int_cmp, bound_index,
236 discover_iteration_bound_by_body_walk): New functions.
237 (discover_iteration_bound_by_body_walk): Use it.
239 2012-11-02 Jan Hubicka <jh@suse.cz>
241 * predict.c (predict_loops): Predict also exits not dominating latch.
243 2012-11-02 Jan Hubicka <jh@suse.cz>
245 * predict.c (predict_loops): Do not predict infinite loops.
247 2012-11-02 Jan Hubicka <jh@suse.cz>
250 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
251 MAX field if NITER was folded to contant.
252 (record_estimate): Sanity check.
253 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): New
255 (remove_redundant_iv_test): New function.
256 (loops_to_unloop, loops_to_unloop_nunroll): New static vars.
257 (unloop_loops): Break out from ...
258 (try_unroll_loop_completely): ... here; Pass in MAXITER; use
259 remove_exits_and_undefined_stmts; do not unloop.
260 (canonicalize_loop_induction_variables): Compute MAXITER;
261 use remove_redundant_iv_test; remove loop_close_ssa_invalidated
262 and irred_invalidated arguments.
263 (canonicalize_induction_variables): Compute fresh bound estimates;
264 unloop; walk from innermost.
265 (tree_unroll_loops_completely): Likewise.
267 2012-11-02 Vladimir Makarov <vmakarov@redhat.com>
270 * lra-constraints.c (debug_loc_equivalence_change_p): Rename to
271 loc_equivalence_change_p.
272 (lra_constraints): Check equiv_insn_bitmap for debug insn. Call
273 loc_equivalence_change_p for non-transformed insn.
275 2012-11-02 Eric Botcazou <ebotcazou@adacore.com>
277 * cfg-flags.def (ABNORMAL_CALL): Fix comment.
280 * cfgrtl.c (rtl_verify_flow_info_1): Adjust error messages.
281 Deal with EDGE_SIBCALL and fix the EDGE_ABNORMAL check.
283 2012-11-02 Jakub Jelinek <jakub@redhat.com>
286 * config/i386/i386.md (bswapdi2): Limit to TARGET_64BIT.
287 (*bswapdi2_doubleword): Removed.
289 2012-11-02 Gerald Pfeifer <gerald@pfeifer.com>
291 * doc/install.texi (Specific): Remove moxie web reference.
293 2012-11-01 Marc Glisse <marc.glisse@inria.fr>
296 * tree-vect-generic.c (expand_vector_condition): New function.
297 (expand_vector_operations_1): Call it.
299 2012-11-01 Steve Ellcey <sellcey@mips.com>
301 * target-globals.c (save_target_globals): Save lra_int struct.
303 2012-11-01 Gerald Pfeifer <gerald@pfeifer.com>
305 * doc/standards.texi (Standards): Adjust reference to Go specification.
307 2012-11-01 Lawrence Crowl <crowl@google.com>
309 * ebitmap.h: Remove unused.
310 * ebitmap.c: Remove unused.
311 * Makefile.in: Remove ebitmap.h and ebitmap.c.
312 * sbitmap.h (SBITMAP_SIZE_BYTES): Move to source file.
313 (SET_BIT_WITH_POPCOUNT): Remove unused.
314 (RESET_BIT_WITH_POPCOUNT): Remove unused.
315 (bitmap_copy_n): Remove unused.
316 (bitmap_range_empty_p): Remove unused.
317 (sbitmap_popcount): Remove unused.
318 (sbitmap_verify_popcount): Make private to source file.
319 * sbitmap.c (SBITMAP_SIZE_BYTES): Move here from header.
320 (bitmap_copy_n): Remove unused.
321 (bitmap_range_empty_p): Remove unused.
322 (sbitmap_popcount): Remove unused.
323 (sbitmap_verify_popcount): Make private to source file.
325 2012-11-01 Lawrence Crowl <crowl@google.com>
327 * sbitmap.h (sbitmap_iter_init): Rename bmp_iter_set_init and add
328 unused parameter to match bitmap iterator. Update callers.
329 (sbitmap_iter_cond): Rename bmp_iter_set. Update callers.
330 (sbitmap_iter_next): Rename bmp_iter_next and add unused parameter to
331 match bitmap iterator. Update callers.
332 (EXECUTE_IF_SET_IN_SBITMAP_REV): Remove unused.
333 (EXECUTE_IF_SET_IN_SBITMAP): Rename EXECUTE_IF_SET_IN_BITMAP and
334 adjust to be identical to the definition in bitmap.h. Conditionalize
335 the definition based on not having been defined. Update callers.
336 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP): Conditionalize the definition
337 based on not having been defined. (To match the above.)
339 2012-11-01 Lawrence Crowl <crowl@google.com>
341 * sbitmap.h (TEST_BIT): Rename bitmap_bit_p, normalizing parameter
342 type. Update callers to match.
343 (SET_BIT): Rename bitmap_set_bit, normalizing parameter type. Update
345 (SET_BIT_WITH_POPCOUNT): Rename bitmap_set_bit_with_popcount,
346 normalizing parameter type. Update callers to match.
347 (RESET_BIT): Rename bitmap_clear_bit, normalizing parameter type.
348 Update callers to match.
349 (RESET_BIT_WITH_POPCOUNT): Rename bitmap_clear_bit_with_popcount,
350 normalizing parameter type. Update callers to match.
351 * basic-block.h (sbitmap_intersection_of_succs): Rename
352 bitmap_intersection_of_succs. Update callers to match.
353 * basic-block.h (sbitmap_intersection_of_preds): Rename
354 bitmap_intersection_of_preds. Update callers to match.
355 * basic-block.h (sbitmap_union_of_succs): Rename
356 bitmap_union_of_succs. Update callers to match.
357 * basic-block.h (sbitmap_union_of_preds): Rename
358 bitmap_union_of_preds. Update callers to match.
360 2012-11-01 Vladimir Makarov <vmakarov@redhat.com>
363 * lra-constraints.c (lra_constraints): Check only pseudos with
364 equivalences. Add insns with equivalence pseudos.
366 2012-11-01 Sharad Singhai <singhai@google.com>
369 * dumpfile.h (struct dump_file_info): Fix order of flags.
371 2012-11-01 Jan Hubicka <jh@suse.cz>
374 * ipa-inline-transform.c (inline_call): Silence an sanity check until
375 ipa-cp issue if fixed.
377 2012-11-01 Sharad Singhai <singhai@google.com>
379 * doc/invoke.texi: Update -fopt-info documentation.
380 * dumpfile.c: Move dump_flags here from passes.c.
381 Rename opt_info_options to optinfo_verbosity_options.
382 Add optgroup_options.
383 (dump_files): Add field for optinfo_flags in the static initializer.
384 (dump_register): Handle additional parameter for optgroup_flags.
385 (opt_info_enable_passes): Renamed opt_info_enable_all. Handle
386 optgroup_flags. Fix documentation.
387 (opt_info_switch_p_1): Handle optgroup options.
388 (opt_info_switch_p): Handle optgroup_flags. Warn on multiple files.
389 * dumpfile.h (dump_register): Additional argument for optgroup_flags.
391 (struct dump_file_info): Add field for optgroup_flags.
392 Define OPTGROUP_* flags.
393 * tree-pass.h (struct opt_pass): Add addtional field for optinfo_flags.
394 All opt_pass static initializers updated.
395 * opts-global.c (dump_remap_tree_vectorizer_verbose): Use 'all'
397 (handle_common_deferred_options): Fix typo in error message.
398 * passes.c (register_one_dump_file): Add argument for optgroup_flags.
399 Turn on OPTGROUP_IPA for IPA passes.
400 Move dump_flags from here to dumpfile.c.
401 * statistics.c (statistics_early_init): Use OPTGROUP_NONE in call to
404 2012-11-01 Joern Rennecke <joern.rennecke@embecosm.com>
407 * config/sh/sh.md (doloop_end): Use emit_jump_insn.
409 2012-10-31 Jakub Jelinek <jakub@redhat.com>
411 PR tree-optimization/53708
412 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
413 user-supplied alignment when used with an explicit section name.
415 2012-10-31 Dehao Chen <dehao@google.com>
417 * tree-eh.c (do_return_redirection): Set location for jump statement.
418 (do_goto_redirection): Likewise.
419 (frob_into_branch_around): Likewise.
420 (lower_try_finally_nofallthru): Likewise.
421 (lower_try_finally_copy): Likewise.
422 (lower_try_finally_switch): Likewise.
423 * expr.c (store_expr): Use current insn location instead of expr
425 (expand_expr_real): Likewise.
426 (expand_expr_real_1): Likewise.
428 2012-10-31 Easwaran Raman <eraman@google.com>
432 * optabs.c (emit_cmp_and_jump_insn_1): Add REG_BR_PROB note
433 only if it doesn't already exist.
434 * stmt.c (get_outgoing_edge_probs): Return 0 if BB is NULL.
435 (emit_case_dispatch_table): Handle the case where STMT_BB is NULL.
436 (expand_sjlj_dispatch_table): Pass BB containing before_case
437 to emit_case_dispatch_table.
439 2012-10-31 Lawrence Crowl <crowl@google.com>
442 (is_a <T> (U*)): New. Test for is-a relationship.
443 (as_a <T> (U*)): New. Treat as a derived type.
444 (dyn_cast <T> (U*)): New. Conditionally cast based on is_a.
445 * cgraph.h (varpool_node): Rename to varpool_node_for_decl.
446 Adjust callers to match.
447 (is_a_helper <cgraph_node>::test (symtab_node_def *)): New.
448 (is_a_helper <varpool_node>::test (symtab_node_def *)): New.
449 (symtab_node_def::try_function): New. Change most calls to
450 symtab_function_p with calls to dyn_cast <cgraph_node> (p).
451 (symtab_node_def::try_variable): New. Change most calls to
452 symtab_variable_p with calls to dyn_cast <varpool_node> (p).
453 (symtab_function_p): Remove. Change callers to use
454 is_a <cgraph_node> (p) instead.
455 (symtab_variable_p): Remove. Change callers to use
456 is_a <varpool_node> (p) instead.
457 * cgraph.c (cgraph_node_for_asm): Remove redundant call to
459 * cgraphunit.c (symbol_finalized_and_needed): New.
460 (symbol_finalized): New.
461 (cgraph_analyze_functions): Split complicated conditionals out into
463 * Makefile.in (CGRAPH_H): Add is-a.h as used by cgraph.h.
465 2012-10-31 Steven Bosscher <steven@gcc.gnu.org>
466 Jakub Jelinek <jakub@redhat.com>
468 PR tree-optimization/55018
469 * basic-block.h (dfs_find_deadend): New prototype.
470 * cfganal.c (dfs_find_deadend): No longer static. Use bitmap
471 instead of sbitmap for visited.
472 (flow_dfs_compute_reverse_execute): Use dfs_find_deadend here, too.
473 * dominance.c (calc_dfs_tree): If saw_unconnected, traverse from
474 dfs_find_deadend of unconnected b instead of b directly.
476 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
478 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
479 special register pushes before frame probing and allocation.
481 2012-10-31 Vladimir Makarov <vmakarov@redhat.com>
484 * lra-constraints.c (lra_constraints): Update debug insn info
485 after equivalence change.
487 2012-10-31 Jan Hubicka <jh@suse.cz>
489 * ipa-inline.c (ipa_inline): Avoid infinite loop on inlining
490 empty virtual functions calling themselves.
492 2012-10-31 Tom Tromey <tromey@redhat.com>
495 * doc/gcc.texi: Add @direntry for gcov.
497 2012-10-31 Joern Rennecke <joern.rennecke@embecosm.com>
499 * expr.c (can_move_by_pieces): Apply ATTRIBUTE_UNUSED to len.
501 2012-10-31 Jakub Jelinek <jakub@redhat.com>
503 PR tree-optimization/19105
504 PR tree-optimization/21643
505 PR tree-optimization/46309
506 * tree-ssa-reassoc.c (init_range_entry): Add STMT argument
507 and use it if EXP is NULL.
508 (update_range_test): Handle OPCODE equal to ERROR_MARK and oe->op NULL.
509 (optimize_range_tests): Likewise.
510 (final_range_test_p, suitable_cond_bb, no_side_effect_bb, get_ops,
511 maybe_optimize_range_tests): New functions.
512 (reassociate_bb): Call maybe_optimize_range_tests if last
513 stmt of bb is GIMPLE_COND that hasn't been visited yet.
515 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
517 * config/rs6000/rs6000.md (insvsi, insvdi, extvsi, extvdi): Rename
519 (insvsi_internal, insvdi_internal, extvsi_internal)
520 (extvdi_internal): ...this.
521 (insv, extv): Update accordingly.
523 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
525 * combine.c (simplify_comparison): If BITS_BIG_ENDIAN, always assume
526 that zero_extracts of const_ints are doing word-sized extractions.
528 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
530 * combine.c (make_extraction): Remove dead wanted_inner_mode-
531 and pos_rtx-related code.
533 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
535 * expmed.c (store_bit_field_1): Move generation of MEM insvs
537 (extract_bit_field_1): Likewise extvs and extzvs.
539 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
541 * expmed.c (store_bit_field_using_insv): New function,
543 (store_bit_field_1): ...here.
544 (extract_bit_field_using_extv): New function, split out from...
545 (extract_bit_field_1): ...here.
547 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
549 * expmed.c (store_bit_field_1): Use OP_MODE to check whether an
550 insv pattern is available. Remove redundant checks for OP_MODE
551 being MAX_MACHINE_MODE.
552 (extract_bit_field_1): Remove redundant checks for EXT_MODE being
555 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
557 * expmed.c (store_bit_field_1): Remove test for BLKmode values.
559 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
560 Joel Sherrill <joel.sherrill@oarcorp.com>
562 * config/sparc/t-rtems: New (Custom multilibs).
563 * config/sparc/t-rtems-64: New (Custom multilibs).
564 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
565 (sparc-*-rtems*): Add sparc/t-rtems.
567 2012-10-31 Alan Modra <amodra@gmail.com>
569 * config/rs6000/rs6000.c (legitimize_reload_address): Remove code
570 handling non-aligned ld/std.
571 * config/rs6000/paired.md (movv2sf_paired): Use 'Y' instead of 'o'.
572 * config/rs6000/vsx.md (vsx_mov, vsx_movti): Likewise.
573 * config/rs6000/altivec.md (altivec_mov, altivec_movti): Likewise.
574 * config/rs6000/dfp.md (movtd_internal): Use 'm' instead of 'o'.
576 2012-10-31 Alan Modra <amodra@gmail.com>
578 * config/rs6000/linux64.h (TARGET_OS_CPP_BUILTINS): Define _CALL_LINUX.
580 2012-10-31 Joern Rennecke <joern.rennecke@embecosm.com>
582 * lra-constraints.c (choose_split_class): Add ATTRIBUTE_UNUSED to
586 * vmsdbgout.c (vmsdbgout_write_source_line): Comment out names of
589 2012-10-30 Alexandre Oliva <aoliva@redhat.com>
593 * valtrack.c (dead_debug_promote_uses): Assert-check that
594 global used bit was clear and initialize entry unconditionally.
596 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
598 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
600 (hash_rtx): Likewise.
602 2012-10-30 H.J. Lu <hongjiu.lu@intel.com>
604 PR rtl-optimization/55093
605 * rtlanal.c (simplify_subreg_regno): Remove lra_in_progress
606 check for ARG_POINTER_REGNUM.
608 2012-10-30 Steve Ellcey <sellcey@mips.com>
610 * config/mips/mti-linux.h (SYSROOT_SUFFIX_SPEC): Change order
612 (DRIVER_SELF_SPECS): Make -n32 the default on mips64* archs.
613 * config/mips/t-mti-linux (MULTILIB_OPTIONS): Change order.
614 (MULTILIB_DIRNAMES): Ditto.
615 (MULTILIB_EXCEPTIONS): New.
617 2012-10-30 Joern Rennecke <joern.rennecke@embecosm.com>
619 * lra-constraints.c (check_secondary_memory_needed_p):
620 Add ATTRIBUTE_UNUSED to parameters.
622 2012-10-30 Richard Sandiford <rdsandiford@googlemail.com>
624 * defaults.h (SLOW_UNALIGNED_ACCESS): Provide default definition.
625 * expmed.c (SLOW_UNALIGNED_ACCESS): Remove default definition.
626 * expr.c (SLOW_UNALIGNED_ACCESS): Likewise.
627 * lra-constraints.c (SLOW_UNALIGNED_ACCESS): Likewise.
628 (simplify_operand_subreg): Don't check STRICT_ALIGNMENT here.
630 2012-10-30 Jan Hubicka <jh@suse.cz>
632 * ipa-inline-analysis.c (eliminated_by_inlining_prob): Cleanup.
634 2012-10-30 Jan Hubicka <jh@suse.cz>
636 * tree-ssa-loop-niter.c (number_of_iterations_exit): New parameter
637 EVERY_ITERATION with implicit value of true.
638 (record_estimate): Check dominance relationship of the basic block
639 we are estimating on instead of relying on UPPER to be false.
640 (struct ilb_data): Drop RELIABLE.
641 (idx_infer_loop_bounds): Update.
642 (infer_loop_bounds_from_ref): Drop parameter RELIABLE.
643 (infer_loop_bounds_from_array): Drop parameter RELIABLE.
644 (infer_loop_bounds_from_undefined): Update comments and handling
646 (estimate_numbers_of_iterations_loop): Record all bounds.
648 2012-10-30 Richard Sandiford <r.sandiford@uk.ibm.com>
650 * lra-eliminations.c (lra_eliminate_regs_1): Use simplify_gen_subreg
651 rather than gen_rtx_SUBREG.
653 2012-10-30 Richard Biener <rguenther@suse.de>
655 * gimple.h (gimple_store_p): New predicate.
656 (gimple_assign_load_p): Likewise.
657 * tree-inline.c (estimate_num_insns): Use it.
659 2012-10-30 Marc Glisse <marc.glisse@inria.fr>
661 * fold-const.c (fold_binary_op_with_conditional_arg): Handle vectors.
662 (fold_binary_loc): Call it for VEC_COND_EXPR.
664 2012-10-30 James Greenhalgh <james.greenhalgh@arm.com>
665 Tejas Belagod <tejas.belagod@arm.com>
667 * config/aarch64/aarch64-simd.md
668 (aarch64_simd_bsl<mode>_internal): New pattern.
669 (aarch64_simd_bsl<mode>): Likewise.
670 (aarch64_vcond_internal<mode>): Likewise.
671 (vcondu<mode><mode>): Likewise.
672 (vcond<mode><mode>): Likewise.
673 * config/aarch64/iterators.md (UNSPEC_BSL): Add to define_constants.
675 2012-10-30 Richard Biener <rguenther@suse.de>
677 PR tree-optimization/55111
678 * tree-ssa-pre.c (eliminate_insert): Properly fold the built stmt.
680 2012-10-30 Oleg Endo <olegendo@gcc.gnu.org>
683 * config/sh/iterators.md (SIDI): New mode iterator.
684 * config/sh/sh.md (negdi2): Use parallel around operation and T_REG
686 (*negdi2): Mark output operand as early clobbered. Add T_REG clobber.
687 Split after reload. Simplify split code.
688 (abssi2, absdi2): Fold expanders into abs<mode>2.
689 (*abssi2, *absdi2): Fold into *abs<mode>2 insn_and_split. Split insns
691 (*negabssi2, *negabsdi2): Fold into *negabs<mode>2. Add T_REG clobber.
692 Split insns before reload.
693 (negsi_cond): Reformat. Use emit_move_insn instead of gen_movesi.
694 (negdi_cond): Reformat. Use emit_move_insn instead of a pair
695 of gen_movsi. Split insn before reload.
697 2012-10-30 Oleg Endo <olegendo@gcc.gnu.org>
700 * config/sh/sh.md (tstqi_t_zero): Rename to *tstqi_t_zero.
701 (*tst<mode>_t_zero): New insns.
702 * config/sh/iterators.md (lowpart_be, lowpart_le): New mode attributes.
704 2012-10-30 H.J. Lu <hongjiu.lu@intel.com>
706 * gimple-pretty-print.c (dump_gimple_bb_header): Avoid alloca.
708 2012-10-30 Jakub Jelinek <jakub@redhat.com>
711 * valtrack.h (DEBUG_TEMP_AFTER_WITH_REG_FORCE): New.
712 * valtrack.c (dead_debug_insert_temp): Use emit_debug_insn_after
713 even for where == DEBUG_TEMP_AFTER_WITH_REG_FORCE.
714 * dce.c (word_dce_process_block, dce_process_block): Pass
715 DEBUG_TEMP_AFTER_WITH_REG_FORCE if insn is needed and therefore
716 not going to be eliminated.
718 2012-10-29 Lawrence Crowl <crowl@google.com>
720 * sbitmap.h (sbitmap_copy): Rename bitmap_copy.
721 (sbitmap_copy_n): Rename bitmap_copy_n.
722 (sbitmap_equal): Rename bitmap_equal_p.
723 (sbitmap_empty_p): Rename bitmap_empty_p.
724 (sbitmap_range_empty_p): Rename bitmap_range_empty_p.
725 (sbitmap_zero): Rename bitmap_clear.
726 (sbitmap_ones): Rename bitmap_ones.
727 (sbitmap_vector_zero): Rename bitmap_vector_clear.
728 (sbitmap_vector_ones): Rename bitmap_vector_ones.
729 (sbitmap_not): Rename bitmap_not.
730 (sbitmap_a_and_b_cg): Commented out.
731 (sbitmap_a_and_b): Rename bitmap_and. Add bool return.
732 (sbitmap_difference): Rename bitmap_and_compl.
733 (sbitmap_a_or_b_cg): Commented out.
734 (sbitmap_a_or_b): Rename bitmap_xor. Add bool return.
735 (sbitmap_a_xor_b_cg): Commented out.
736 (sbitmap_a_xor_b): Rename bitmap_xor. Add bool return.
737 (sbitmap_a_and_b_or_c_cg): Rename bitmap_and_or.
738 (sbitmap_a_and_b_or_c): Commented out.
739 (sbitmap_a_or_b_and_c_cg): Rename bitmap_or_and.
740 (sbitmap_a_or_b_and_c): Commented out.
741 (sbitmap_union_of_diff_cg): Rename bitmap_ior_and_compl.
742 (sbitmap_union_of_diff): Commented out.
743 (dump_sbitmap): Rename dump_bitmap.
744 (dump_sbitmap_file): Rename dump_bitmap_file.
745 (debug_sbitmap): Rename debug_bitmap.
746 (dump_sbitmap_vector): Rename dump_bitmap_vector.
747 (sbitmap_first_set_bit): Rename bitmap_first_set_bit.
748 (sbitmap_last_set_bit): Rename bitmap_last_set_bit.
749 (sbitmap_a_subset_b_p): Rename bitmap_subset_p.
750 (sbitmap_any_common_bits): Rename bitmap_intersect_p.
751 (#define sbitmap_free): Reimplement as inline function.
752 (#define sbitmap_vector_free): Reimplement as inline function.
753 * bitmap.h (#define bitmap_zero): Remove as redundant.
754 (#define bitmap_empty_p): Reimplement as inline function.
755 (#define dump_bitmap): Reimplement as inline function.
757 2012-10-29 Jonathan Wakely <jwakely.gcc@gmail.com>
760 * doc/invoke.texi (Warning Options): Document -Wno-return-local-addr.
762 2012-10-29 H.J. Lu <hongjiu.lu@intel.com>
764 * lra-assigns.c: Remove trailing white spaces.
765 * lra-coalesce.c: Likewise.
766 * lra-constraints.c: Likewise.
767 * lra-eliminations.c: Likewise.
768 * lra-int.h: Likewise.
769 * lra-spills.c: Likewise.
772 2012-10-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
775 * tree.h (FUNCTION_POINTER_TYPE_P): New.
777 2012-10-29 Alexandre Oliva <aoliva@redhat.com>
780 * valtrack.c (dead_debug_insert_temp): Defer rescan of
781 newly-emitted debug insn.
783 2012-10-29 Alexandre Oliva <aoliva@redhat.com>
786 * tree-ssa-threadedge.c (thread_around_empty_block): Copy
787 debug temps from predecessor before threading.
789 2012-10-29 Alexandre Oliva <aoliva@redhat.com>
793 * valtrack.c (dead_debug_global_find): Accept NULL dtemp.
794 (dead_debug_global_insert): Return new entry.
795 (dead_debug_global_replace_temp): Return early if REG is no
796 longer in place, or if dtemp was already substituted.
797 (dead_debug_promote_uses): Insert for all defs and replace all
799 (dead_debug_local_finish): Release used after promotion.
800 (dead_debug_insert_temp): Stop if dtemp is NULL.
802 2012-10-29 Alexandre Oliva <aoliva@redhat.com>
805 * loop-unroll.c (loop_exit_at_end_p): Skip debug insns.
807 2012-10-29 Alexandre Oliva <aoliva@redhat.com>
810 * config/i386/i386.c (add_parameter_dependencies): Stop
811 backward scan at the insn before the incoming head.
812 (ix86_dependencies_evaluation_hook): Skip debug insns. Stop
813 if first_arg is head.
815 2012-10-29 Andrew Pinski <apinski@cavium.com>
817 * config/aarch64/aarch64-protos.h (aarch64_load_tp): New proto.
818 * config/aarch64/aarch64.c (aarch64_load_tp): Export.
819 (aarch64_init_builtins): Don't add __builtin_thread_pointer builtin.
820 * config/aarch64/aarch64.h (aarch64_builtins): Delete
821 AARCH64_BUILTIN_THREAD_POINTER.
822 * config/aarch64/aarch64.md (get_thread_pointerdi): New pattern.
824 2012-10-29 Marc Glisse <marc.glisse@inria.fr>
827 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
830 2012-10-29 Vladimir Makarov <vmakarov@redhat.com>
832 * rtlanal.c (strip_address_mutation): Use SUBREG_REG instead of XEXP.
834 2012-10-29 Uros Bizjak <ubizjak@gmail.com>
836 * config/i386/i386.c (ix86_decompose_address): Use simplify_gen_subreg
837 for all addresses, zero-extended with AND.
839 2012-10-29 Vladimir Makarov <vmakarov@redhat.com>
842 * rtlanal.c (strip_address_mutation): Add SUBREG case.
844 2012-10-29 Jan Hubicka <jh@suse.cz>
846 * ipa-inline.c (want_inline_function_called_once_p): Rename to ...
847 (want_inline_function_to_all_callers_p): check also functions with
849 (ipa_inline): Handle inlining for size into multiple callers.
851 2012-10-29 Richard Guenther <rguenther@suse.de>
854 * tracer.c (tracer): Fixup loop structure.
855 * cfgloopmanip.c (force_single_succ_latches): Add assert.
856 (fix_loop_structure): Re-compute loop latches and disambiguate
857 loops with multiple latches if required.
859 2012-10-29 Uros Bizjak <ubizjak@gmail.com>
861 * config/i386/i386.c (ix86_decompose_address): Use simplify_gen_subreg
862 to check SImode equivalent of address, zero-extended with AND RTX.
863 * config/i386/i386.md (ashift to lea splitter): Split to SImode mult.
864 (simple lea to add/shift peephole2s): Remove peephole2s that operate
865 on subregs of DImode operations.
867 2012-10-28 Vladimir Makarov <vmakarov@redhat.com>
869 PR rtl-optimization/55106
870 * lra-constraints.c (skip_usage_debug_insns): New function.
871 (check_secondary_memory_needed_p): Ditto.
872 (inherit_reload_reg): Use the new functions. Improve debug output.
874 2012-10-29 Jonathan Wakely <jwakely.gcc@gmail.com>
876 * doc/cpp.texi (Search Path): Fix outdated C++ path.
878 2012-10-28 Jan Hubicka <jh@suse.cz>
880 * ipa-inline-analysis.c (eliminated_by_inlining_prob): Handle
881 &this->field expressions.
883 2012-10-28 Vladimir Makarov <vmakarov@redhat.com>
885 * rtl.h (struct rtx_def): Add a comment for member unchanging.
886 * lra-int.h (LRA_TEMP_CLOBBER_P): New macro.
887 (lra_hard_reg_substitution): Rename to lra_final_code_change.
888 * lra-constraints.c (match_reload): Mark temporary clobbers.
889 * lra-spill.c (lra_hard_reg_substitution): Rename to
890 lra_final_code_change. Remove temporary clobbers.
891 * lra.c (lra): Rename to lra_final_code_change.
893 2012-10-28 Jan Hubicka <jh@suse.cz>
895 * ipa-inline.c (edge_badness): Fix overflow.
896 (inline_small_functions): Initialize SCCs correctly.
897 (do_estimate_edge_time, do_estimate_edge_hints): Skip self
898 recursive functions in SCC hints.
900 2012-10-28 Steven Bosscher <steven@gcc.gnu.org>
902 PR rtl-optimization/38711
903 * ira.c (ira): Remove DF_LIVE if the problem is in the stack.
904 (do_reload): Add it back at the end for -O2 and higher.
906 * function.c (thread_prologue_and_epilogue_insns): Use
907 REG_SET_TO_HARD_REG_SET instead of CLEAR_HARD_REG_SET and
908 reg_set_to_hard_reg_set.
910 2012-10-28 Jan Hubicka <jh@suse.cz>
912 * ipa-inline.c (edge_badness): Reduce precision; use scc hints.
913 (inline_small_functions): Fix dumps; update all callees after inlining.
914 * ipa-inline.h (INLINE_HINT_in_scc, INLINE_HINT_same_scc): New
916 (inline summary): Add SCC_NO.
917 * ipa-inline-analysis.c (dump_inline_hints): Dump SCC hints.
918 (reset_inline_summary): Reset scc_no.
919 (estimate_node_size_and_time): Set in_scc hint.
920 (do_estimate_edge_time): Add same_scc hint.
921 (do_estimate_edge_hints): Likewise.
923 2012-10-28 Andreas Schwab <schwab@linux-m68k.org>
925 * doc/cppopts.texi: Fix use of @item vs. @itemx inside @table.
926 * doc/extend.texi: Likewise.
927 * doc/generic.texi: Likewise.
928 * doc/invoke.texi: Likewise.
929 * doc/md.texi: Likewise.
930 * doc/sourcebuild.texi: Likewise.
932 * doc/tm.texi.in (Misc): Add newline before @end.
933 * doc/tm.texi: Update.
935 2012-10-27 Joern Rennecke <joern.rennecke@embecosm.com>
937 * lra-assigns.c (find_hard_regno_for): Fix use of WORDS_BIG_ENDIAN.
939 2012-10-27 Georg-Johann Lay <avr@gjlay.de>
942 * config/avr/avr.c (avr_out_lpm): Remove unused regno_dest.
944 2012-10-27 Oleg Endo <olegendo@gcc.gnu.org>
947 * config/sh/sh.c (sh1_builtin_p): Comment out unused function.
949 2012-10-27 Uros Bizjak <ubizjak@gmail.com>
951 * config/i386/i386.md (*lea<mode>): Remove unneeded temporary.
953 2012-10-26 David S. Miller <davem@davemloft.net>
955 * config/sparc/constraints.md: Update unused letter list, move
956 "w" near other memory constraints. Remove no longer relevant
958 * doc/md.texi: Sync sparc constraint documentation with reality.
960 2012-10-26 DJ Delorie <dj@redhat.com>
962 * config/rl78/rl78.c (rl78_as_legitimate_address): Do not allow
963 reg+addend addresses for the _far namespace.
965 2012-10-26 Segher Boessenkool <segher@kernel.crashing.org>
967 * config/rs6000/sync.md (ATOMIC): Correct DI condition.
969 2012-10-26 Jakub Jelinek <jakub@redhat.com>
972 * cfgexpand.c (expand_debug_expr): Expand &MEM_REF[&var, n]
973 as DEBUG_IMPLICIT_PTR + n if &var expands to DEBUG_IMPLICIT_PTR.
974 * tree-sra.c (create_access_replacement): Allow also MEM_REFs
975 with ADDR_EXPR first operand in DECL_DEBUG_EXPR expressions.
976 * var-tracking.c (track_expr_p): Handle MEM_REFs in DECL_DEBUG_EXPR
978 * dwarf2out.c (add_var_loc_to_decl): Likewise.
980 2012-10-26 Jeff Law <law@redhat.com>
982 * tree-ssa-threadedge.c (cond_arg_set_in_bb): Use last stmt.
984 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
986 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
987 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
989 2012-10-26 Teresa Johnson <tejohnson@google.com>
991 * ree.c (add_removable_extension): Remove unnecessary
992 mode check with other extension.
993 * testsuite/gcc.c-torture/execute/20111227-2.c: New test.
994 * testsuite/gcc.c-torture/execute/20111227-3.c: Ditto.
996 2012-10-26 Jan Hubicka <jh@suse.cz>
998 * ipa-inline-transform.c (inline_call): Only account size changes
1001 2012-10-26 Martin Jambor <mjambor@suse.cz>
1004 * tree-sra.c (struct access): New flag grp_to_be_debug_replaced.
1005 (dump_access): Dump the new flag.
1006 (analyze_access_subtree): Set the new flag when appropriate.
1007 (create_access_replacement): Handle debug replacements differently.
1008 (generate_subtree_copies): Handle the grp_to_be_debug_replaced flag.
1009 (init_subtree_with_zero): Likewise.
1010 (sra_modify_expr): Likewise.
1011 (load_assign_lhs_subreplacements): Likewise.
1012 (sra_modify_assign): Likewise.
1014 2012-10-23 Yuri Rumyantsev <ysrumyan@gmail.com>
1016 * config/i386/i386.c (insn_is_function_arg) : Add check on CALL
1018 (ix86_dependencies_evaluation_hook): Insert dependencies in all
1019 predecessors of call block for non-trivial region avoiding creation
1020 of loop-carried dependency to avoid cross-block motion of HW registers.
1022 2012-10-26 Richard Biener <rguenther@suse.de>
1025 * tree-optimize.c (execute_fixup_cfg): Insert __builtin_unreachable
1026 at the end of blocks with no successors.
1028 2012-10-26 Alexander Ivchenko <alexander.ivchenko@intel.com>
1029 Uros Bizjak <ubizjak@gmail.com>
1031 * common/config/i386/i386-common.c
1032 (OPTION_MASK_ISA_FXSR_SET): New.
1033 (OPTION_MASK_ISA_XSAVE_SET): Likewise.
1034 (OPTION_MASK_ISA_XSAVEOPT_SET): Likewise.
1035 (ix86_handle_option): Handle mfxsr, mxsave, mxsaveopt options.
1036 * config.gcc (i[34567]86-*-*): Add fxsrintrin.h,
1037 xsaveintrin.h, xsaveoptintrin.h.
1038 (x86_64-*-*): Likewise.
1039 * config/i386/fxsrintrin.h: New header.
1040 * config/i386/xsaveintrin.h: Likewise.
1041 * config/i386/xsaveoptintrin.h: Likewise.
1042 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1043 FXSR/XSAVE/XSAVEOPT support.
1044 * config/i386/i386-builtin-types.def
1045 (VOID_FTYPE_PVOID_INT64): New function type.
1046 * config/i386/i386-c.c: Define __FXSR__, __XSAVE__
1047 and __XSAVEOPT__ if needed.
1048 * config/i386/i386.c (ix86_target_string): Define -mfxsr,
1049 -mxsave and -mxsaveopt options.
1051 (PTA_XSAVE): Likewise.
1052 (PTA_XSAVEOPT): Likewise.
1053 (ix86_option_override_internal): Handle new option.
1054 (processor_alias_table): Added PTA_FXSR, PTA_XSAVE, PTA_XSAVEOPT.
1055 (ix86_valid_target_attribute_inner_p): Add OPT_mfxsr,
1056 OPT_mxsave, OPT_mxsaveopt.
1057 (ix86_builtins): Add IX86_BUILTIN_FXSAVE, IX86_BUILTIN_FXRSTOR,
1058 IX86_BUILTIN_FXSAVE64, IX86_BUILTIN_XSAVE, IX86_BUILTIN_XSAVE64,
1059 IX86_BUILTIN_XRSTOR, IX86_BUILTIN_XRSTOR64, IX86_BUILTIN_XSAVEOPT,
1060 IX86_BUILTIN_XSAVEOPT64.
1061 (ix86_expand_builtin): Handle these built-ins.
1062 * config/i386/i386.h (TARGET_FXSR): New.
1063 (TARGET_XSAVE): Likewise.
1064 (TARGET_XSAVEOPT): Likewise.
1065 * config/i386/i386.md (ANY_XSAVE): New int iterator.
1066 (ANY_XSAVE64): Likewise.
1067 (xsave): New int attribute.
1068 (fxsave): New instruction.
1069 (fxsave64): Likewise.
1070 (fxrstor): Likewise.
1071 (fxrstor64): Likewise.
1072 (<xsave>): Likewise.
1073 (<xsave>_rex64): Likewise.
1075 (xrstor_rex64): Likewise.
1076 (xrstor64): Likewise.
1077 * config/i386/i386.opt (mfxsr): New.
1079 (mxsaveopt): Likewise.
1080 * config/i386/x86intrin.h: Include
1081 xsaveintrin.h, fxsrintrin.h, xsaveoptintrin.h.
1083 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1085 * config/avr/t-rtems: Revert previous commit.
1087 2012-10-26 Richard Sandiford <rdsandiford@googlemail.com>
1090 * Makefile.in (rtlanal.o): Add dependency on addresses.h.
1091 * rtl.h (address_info): New structure.
1092 (strip_address_mutations, decompose_address, decompose_lea_address)
1093 (decompose_mem_address, update_address, get_index_scale)
1094 (get_index_code): Declare.
1095 * rtlanal.c: Include addresses.h.
1096 (strip_address_mutations, must_be_base_p, must_be_index_p)
1097 (set_address_segment, set_address_base, set_address_index)
1098 (set_address_disp, decompose_incdec_address, decompose_automod_address)
1099 (extract_plus_operands, baseness, decompose_normal_address)
1100 (decompose_address, decompose_lea_address, decompose_mem_address)
1101 (update_address, get_index_scale, get_index_code): New functions.
1102 * lra-constraints.c (strip_subreg): New function.
1103 (address, extract_loc_address_regs, extract_address_regs)
1104 (get_index_scale): Delete.
1105 (process_addr_reg): Apply strip_subreg to the location.
1106 (uses_hard_regs_p): Use decompose_mem_address.
1107 (valid_address_p, base_plus_disp_to_reg, can_add_disp_p)
1108 (equiv_address_substitution): Take an address_info rather
1109 than an address. Remove other arguments. Avoid using Pmode.
1110 (process_address): Use decompose_mem_address and decompose_lea_address.
1111 Update calls to above functions.
1113 2012-10-26 Richard Sandiford <rdsandiford@googlemail.com>
1115 * lra-constraints.c (process_address): Tighten arguments to
1116 base_reg_class. Use simplify_gen_binary to generate PLUS rtxes.
1118 2012-10-26 Richard Sandiford <rdsandiford@googlemail.com>
1120 * lra-constraints.c (get_index_scale, can_add_disp_p): New functions.
1121 (equiv_address_substitution): Use them.
1123 2012-10-26 Richard Sandiford <rdsandiford@googlemail.com>
1125 * lra-constraints.c (valid_address_p): New function, split out from...
1126 (process_address): ...here.
1128 2012-10-26 Richard Sandiford <rdsandiford@googlemail.com>
1130 * lra-constraints.c (process_address): Describe the kinds of address
1133 2012-10-25 Vladimir Makarov <vmakarov@redhat.com>
1135 * lra-int.h (lra_assert): Redefine it gcc_checking_assert.
1136 * lra-constraints.c (check_and_process_move): Remove #if
1137 ENABLE_ASSERT_CHECKING.
1139 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1141 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1143 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1145 2012-10-25 David S. Miller <davem@davemloft.net>
1147 * config/sparc/constraints.md ("U"): Delete.
1148 * config/sparc/sparc.md: Use 'r' constraint instead of 'U'.
1149 * config/sparc/sync.md: Likewise.
1151 2012-10-25 Lawrence Crowl <crowl@google.com>
1153 * hash-table.h: Add usage documentation.
1154 (template struct typed_free_remove): Clarify documentation.
1155 Rename template parameter.
1156 (struct typed_noop_remove): Likewise.
1157 (descriptor concept): Change typedef T to value_type.
1158 Add typedef compare_type. Use more precise template parameter name,
1159 Descriptor instead of Descr. Update users to match.
1160 (struct hash_table): Change 'find' parameters to use compare_type
1161 instead of the value type.
1163 2012-10-25 Jan Hubicka <jh@suse.cz>
1165 * ipa-cp.c (ipcp_discover_new_direct_edges): If something was turned
1166 to direct call update the summary.
1167 * ipa-inline-transform.c (inline_call): Sanity check that summaries
1168 match the predicted effect; fix updating of summary after edge
1170 * ipa-inline-analysis.c (inline_node_duplication_hook): Do not try
1171 to update the summary and recompute it instead.
1172 (estimate_function_body_sizes): Fix self size estimation; double
1173 check that it agrees with inline_update_overall_summary.
1174 (estimate_edge_size_and_time): Handle devirtualizaiton costs.
1175 (estimate_edge_devirt_benefit): Update to be called from
1176 estimate_edge_size_and_time.
1177 (estimate_calls_size_and_time): Update.
1178 (estimate_node_size_and_time): Watch overflows.
1179 (inline_merge_summary): Likewise.
1180 * ipa-prob.c: Include ipa-inline.h
1181 (ipa_make_edge_direct_to_target): After redirection update the summary.
1183 2012-10-25 Cary Coutant <ccoutant@google.com>
1186 * dwarf2out.c (prune_unused_types_prune): Check whether DIE is
1187 already a declaration.
1189 2012-10-25 Vladimir Makarov <vmakarov@redhat.com>
1191 * lra-assigns.c (assign_by_spills): Add non-reload pseudos
1192 assigned to hard register to changed_pseudo_bitmap.
1194 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1196 * config.gcc (microblaze*-*-rtems*): New target.
1197 * config/microblaze/rtems.h: New.
1198 * config/microblaze/t-rtems: New.
1200 2012-10-25 Jan Hubicka <jh@suse.cz>
1202 PR tree-optimize/54980
1203 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Fix obvious typo.
1204 (loop_edge_to_cancel): Be sure that the edge is from an conditional
1205 so we can cancel it.
1207 2012-10-25 Marc Glisse <marc.glisse@inria.fr>
1210 * tree.c (signed_or_unsigned_type_for): Handle vectors.
1212 2012-10-25 Jan Hubicka <jh@suse.cz>
1214 * ipa-inline.c (recursive_inlining): Redirect to master
1215 clone before testing profitability.
1217 2012-10-25 Richard Biener <rguenther@suse.de>
1219 PR tree-optimization/54902
1220 * tree-ssa-pre.c (fini_eliminate): Return TODO.
1222 (execute_fre): Likewise.
1223 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1224 blocks before computing dominators.
1226 2012-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1228 * expr.c (emit_block_move_via_loop): Use simplify_gen_binary
1229 rather than gen_rtx_PLUS.
1231 2012-10-24 Vladimir Makarov <vmakarov@redhat.com>
1235 * ira.c (setup_reg_renumber): Fix assert.
1236 * ira-emit.c (emit_move_list): Update equivalences only for LRA.
1238 2012-10-24 Vladimir Makarov <vmakarov@redhat.com>
1241 * lra.c: Rename loc to sloc and loc_t to sloc_t.
1243 2012-10-24 Sharad Singhai <singhai@google.com>
1245 * config/rs6000/rs6000.c (rs6000_density_test): Use dump_enabled_p
1246 instead of dump_kind_p.
1248 2012-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1251 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc):
1252 Use diagnostic_append_note.
1253 * diagnostic.c (diagnostic_build_prefix): Make diagnostic const.
1254 (default_diagnostic_finalizer): Do not destroy prefix here.
1255 (diagnostic_report_diagnostic): Destroy it here.
1256 (diagnostic_append_note): New.
1257 * diagnostic.h (diagnostic_append_note): Declare.
1259 2012-10-24 Vladimir Makarov <vmakarov@redhat.com>
1261 PR rtl-optimization/55055
1262 * lra-spills.c (alter_subregs): New function.
1263 (lra_hard_reg_substitution): Use it.
1265 2012-10-24 Sharad Singhai <singhai@google.com>
1267 * dumpfile.c (dump_enabled_p): Make it inline and move the definition
1269 (dump_kind_p): Deleted. Functionality replaced by dump_enabled_p.
1270 Make alt_dump_file extern.
1271 * dumpfile.h (dump_enabled_p): Move inline definition here.
1272 (dump_kind_p): Delete declaration.
1273 Add extern declaration of alt_dump_file.
1274 * toplev.c: Move dump_file and dump_file_name to dumpfile.c.
1275 * tree-vect-loop-manip.c: Replace all uses of dump_kind_p with
1277 * tree-vectorizer.c: Likewise.
1278 * tree-vect-loop.c: Likewise.
1279 * tree-vect-data-refs.c: Likewise.
1280 * tree-vect-patterns.c: Likewise.
1281 * tree-vect-stmts.c: Likewise.
1282 * tree-vect-slp.c: Likewise.
1284 2012-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1286 * expmed.c (lowpart_bit_field_p): Add missing == 0 check.
1288 2012-10-24 Vladimir Makarov <vmakarov@redhat.com>
1291 * lra-constraints.c (extract_loc_address_regs): Pass top_p for
1292 ZERO_EXTEND operand.
1294 2012-10-24 Vladimir Makarov <vmakarov@redhat.com>
1297 * lra-constraints.c (update_ebb_live_info): Skip
1298 non-NOTE_INSN_BASIC_BLOCK notes.
1300 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1302 PR rtl-optimization/55010
1303 * cse.c (fold_rtx) <RTX_COMPARE>: Call copy_rtx on folded_arg{0,1}
1304 before passing it to simplify_relational_operation.
1307 * gimple.h (is_gimple_sizepos): New inline function.
1308 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1309 final assignment to expr variable.
1310 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1311 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1312 into a local temporary.
1314 2012-10-23 David S. Miller <davem@davemloft.net>
1316 * config/sparc/constraints.md ("T", "W"): Change
1317 definitions to use define_memory_constraint. Do not match 'reg'.
1318 * config/sparc/sparc.c (memory_ok_for_ldd): Remove all non-MEM
1319 handling code, update comment.
1321 2012-10-23 Ian Lance Taylor <iant@google.com>
1323 * doc/extend.texi (Extended Asm): The '+' constraint does not
1326 2012-10-23 Jeff Law <law@redhat.com>
1328 * tree-ssa-threadedge.c (thread_across_edge): Remove unused
1329 parameter in call to cond_arg_set_in_bb.
1331 * tree-ssa-threadedge.c (cond_arg_set_in_bb): Remove unused
1334 PR tree-optimization/54985
1335 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1336 from thread_across_edge.
1337 (thread_across_edge): Use it in all cases where we might thread
1340 2012-10-23 Vladimir Makarov <vmakarov@redhat.com>
1342 * lra-constraints.c (update_ebb_live_info): Process empty blocks.
1344 2012-10-23 Richard Sandiford <rdsandiford@googlemail.com>
1346 * expmed.c (store_split_bit_field): Update the calls to
1347 extract_fixed_bit_field. In the big-endian case, always
1348 use the mode of OP0 to count the number of significant bits.
1349 (extract_bit_field_1): Remove unit, offset, bitpos and
1350 byte_offset from the outermost scope. Express conditions in terms
1351 of bitnum rather than offset, bitpos and byte_offset. Move the
1352 computation of MODE1 to the block that needs it. Use MODE unless
1353 the TMODE-based mode_for_size calculation succeeds. Split the
1354 plain move cases into two, one for memory accesses and one for
1355 register accesses. Generalize the memory case, freeing it from
1356 the old register-based endian checks. Move the INT_MODE calculation
1357 above the code that needs it. Use simplify_gen_subreg to handle
1358 multiword OP0s. If the field still spans several words, pass it
1359 directly to extract_split_bit_field. Assume after that point
1360 that both targets and register sources fit within a word.
1361 Replace x-prefixed variables with non-prefixed forms.
1362 Compute the bitpos for ext(z)v register operands directly in the
1363 chosen unit size, rather than going through an intermediate
1364 BITS_PER_WORD unit size. Simplify the containment check
1365 used when forcing OP0 into a register. Update the call to
1366 extract_fixed_bit_field.
1367 (extract_fixed_bit_field): Replace the bitpos and offset parameters
1368 with a single bitnum parameter, of the same form as extract_bit_field.
1369 Assume that OP0 contains the full field. Simplify the memory offset
1370 calculation and containment check for volatile bitfields. Make the
1371 offset explicit when volatile bitfields force a misaligned access.
1372 Remove WARNED and fix long lines. Assert that the processed OP0
1373 has an integral mode.
1374 (store_split_bit_field): Update the call to store_fixed_bit_field.
1376 2012-10-23 Richard Sandiford <rdsandiford@googlemail.com>
1378 * expmed.c (lowpart_bit_field_p): New function.
1379 (store_bit_field_1): Remove unit, offset, bitpos and byte_offset
1380 from the outermost scope. Express conditions in terms of bitnum
1381 rather than offset, bitpos and byte_offset. Split the plain move
1382 cases into two, one for memory accesses and one for register accesses.
1383 Allow simplify_gen_subreg to fail rather than calling validate_subreg.
1384 Move the handling of multiword OP0s after the code that coerces VALUE
1385 to an integer mode. Use simplify_gen_subreg for this case and assert
1386 that it succeeds. If the field still spans several words, pass it
1387 directly to store_split_bit_field. Assume after that point that
1388 both sources and register targets fit within a word. Replace
1389 x-prefixed variables with non-prefixed forms. Compute the bitpos
1390 for insv register operands directly in the chosen unit size, rather
1391 than going through an intermediate BITS_PER_WORD unit size.
1392 Update the call to store_fixed_bit_field.
1393 (store_fixed_bit_field): Replace the bitpos and offset parameters
1394 with a single bitnum parameter, of the same form as store_bit_field.
1395 Assume that OP0 contains the full field. Simplify the memory offset
1396 calculation. Assert that the processed OP0 has an integral mode.
1397 (store_split_bit_field): Update the call to store_fixed_bit_field.
1399 2012-10-23 Paul Koning <ni1d@arrl.net>
1402 * dwarf2out.c (prune_unused_types_prune): If pruning a class and
1403 not all its children were marked, add DW_AT_declaration flag.
1405 2012-10-23 Ian Bolton <ian.bolton@arm.com>
1406 James Greenhalgh <james.greenhalgh@arm.com>
1407 Jim MacArthur <jim.macarthur@arm.com>
1408 Marcus Shawcroft <marcus.shawcroft@arm.com>
1409 Nigel Stephens <nigel.stephens@arm.com>
1410 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1411 Richard Earnshaw <rearnsha@arm.com>
1412 Sofiane Naci <sofiane.naci@arm.com>
1413 Stephen Thomas <stephen.thomas@arm.com>
1414 Tejas Belagod <tejas.belagod@arm.com>
1415 Yufeng Zhang <yufeng.zhang@arm.com>
1417 * config.gcc: Add AArch64.
1418 * configure.ac: Add AArch64 TLS support detection.
1419 * configure: Regenerate.
1421 2012-10-23 Ian Bolton <ian.bolton@arm.com>
1422 James Greenhalgh <james.greenhalgh@arm.com>
1423 Jim MacArthur <jim.macarthur@arm.com>
1424 Chris Schlumberger-Socha <chris.schlumberger-socha@arm.com>
1425 Marcus Shawcroft <marcus.shawcroft@arm.com>
1426 Nigel Stephens <nigel.stephens@arm.com>
1427 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1428 Richard Earnshaw <rearnsha@arm.com>
1429 Sofiane Naci <sofiane.naci@arm.com>
1430 Stephen Thomas <stephen.thomas@arm.com>
1431 Tejas Belagod <tejas.belagod@arm.com>
1432 Yufeng Zhang <yufeng.zhang@arm.com>
1434 * doc/invoke.texi (AArch64 Options): New.
1435 * doc/md.texi (Machine Constraints): Add AArch64.
1437 2012-10-23 Ian Bolton <ian.bolton@arm.com>
1438 James Greenhalgh <james.greenhalgh@arm.com>
1439 Jim MacArthur <jim.macarthur@arm.com>
1440 Chris Schlumberger-Socha <chris.schlumberger-socha@arm.com>
1441 Marcus Shawcroft <marcus.shawcroft@arm.com>
1442 Nigel Stephens <nigel.stephens@arm.com>
1443 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1444 Richard Earnshaw <rearnsha@arm.com>
1445 Sofiane Naci <sofiane.naci@arm.com>
1446 Stephen Thomas <stephen.thomas@arm.com>
1447 Tejas Belagod <tejas.belagod@arm.com>
1448 Yufeng Zhang <yufeng.zhang@arm.com>
1450 * common/config/aarch64/aarch64-common.c: New file.
1451 * config/aarch64/aarch64-arches.def: New file.
1452 * config/aarch64/aarch64-builtins.c: New file.
1453 * config/aarch64/aarch64-cores.def: New file.
1454 * config/aarch64/aarch64-elf-raw.h: New file.
1455 * config/aarch64/aarch64-elf.h: New file.
1456 * config/aarch64/aarch64-generic.md: New file.
1457 * config/aarch64/aarch64-linux.h: New file.
1458 * config/aarch64/aarch64-modes.def: New file.
1459 * config/aarch64/aarch64-option-extensions.def: New file.
1460 * config/aarch64/aarch64-opts.h: New file.
1461 * config/aarch64/aarch64-protos.h: New file.
1462 * config/aarch64/aarch64-simd.md: New file.
1463 * config/aarch64/aarch64-tune.md: New file.
1464 * config/aarch64/aarch64.c: New file.
1465 * config/aarch64/aarch64.h: New file.
1466 * config/aarch64/aarch64.md: New file.
1467 * config/aarch64/aarch64.opt: New file.
1468 * config/aarch64/arm_neon.h: New file.
1469 * config/aarch64/constraints.md: New file.
1470 * config/aarch64/gentune.sh: New file.
1471 * config/aarch64/iterators.md: New file.
1472 * config/aarch64/large.md: New file.
1473 * config/aarch64/predicates.md: New file.
1474 * config/aarch64/small.md: New file.
1475 * config/aarch64/sync.md: New file.
1476 * config/aarch64/t-aarch64-linux: New file.
1477 * config/aarch64/t-aarch64: New file.
1479 2012-10-23 Michael Matz <matz@suse.de>
1481 * tree-ssa-operands.h (struct def_optype_d, def_optype_p): Remove.
1482 (ssa_operands.free_defs): Remove.
1483 (DEF_OP_PTR, DEF_OP): Remove.
1484 (struct ssa_operand_iterator_d): Remove 'defs', add 'flags' members,
1485 rename 'phi_stmt' to 'stmt', 'phi_i' to 'i' and 'num_phi' to 'numops'.
1486 * gimple.h (gimple_statement_with_ops.def_ops): Remove.
1487 (gimple_def_ops, gimple_set_def_ops): Remove.
1488 (gimple_vdef_op): Don't take const gimple, adjust.
1489 (gimple_asm_input_op, gimple_asm_input_op_ptr,
1490 gimple_asm_set_input_op, gimple_asm_output_op,
1491 gimple_asm_output_op_ptr, gimple_asm_set_output_op): Adjust asserts,
1492 and rewrite to move def operands to front.
1493 (gimple_asm_clobber_op, gimple_asm_set_clobber_op,
1494 gimple_asm_label_op, gimple_asm_set_label_op): Correct asserts.
1495 * tree-ssa-operands.c (build_defs): Remove.
1496 (init_ssa_operands): Don't initialize it.
1497 (fini_ssa_operands): Don't free it.
1498 (cleanup_build_arrays): Don't truncate it.
1499 (finalize_ssa_stmt_operands): Don't assert on it.
1500 (alloc_def, add_def_op, append_def): Remove.
1501 (finalize_ssa_defs): Remove building of def_ops list.
1502 (finalize_ssa_uses): Don't mark for SSA renaming here, ...
1503 (add_stmt_operand): ... but here, don't call append_def.
1504 (get_indirect_ref_operands): Remove recurse_on_base argument.
1505 (get_expr_operands): Adjust call to get_indirect_ref_operands.
1506 (verify_ssa_operands): Don't check def operands.
1507 (free_stmt_operands): Don't free def operands.
1508 * gimple.c (gimple_copy): Don't clear def operands.
1509 * tree-flow-inline.h (op_iter_next_use): Adjust to explicitely
1511 (op_iter_next_tree, op_iter_next_def): Ditto.
1512 (clear_and_done_ssa_iter): Clear new fields.
1513 (op_iter_init): Adjust to setup new iterator structure.
1514 (op_iter_init_phiuse): Adjust.
1516 2012-10-23 Greta Yorsh <Greta.Yorsh@arm.com>
1518 * config/arm/arm.c (offset_ok_for_ldrd_strd): Return false for Thumb1.
1520 2012-10-23 Vladimir Makarov <vmakarov@redhat.com>
1522 * dbxout.c (dbxout_symbol_location): Pass new argument to alter_subreg.
1523 * dwarf2out.c: Include ira.h and lra.h.
1524 (based_loc_descr, compute_frame_pointer_to_fb_displacement): Use
1525 lra_eliminate_regs for LRA instead of eliminate_regs.
1526 * expr.c (emit_move_insn_1): Pass an additional argument to
1527 emit_move_via_integer. Use emit_move_via_integer for LRA only if
1528 the insn is recognized.
1529 * emit-rtl.c (gen_rtx_REG): Add lra_in_progress.
1530 (validate_subreg): Don't check offset for LRA and floating point modes.
1531 * final.c (final_scan_insn, cleanup_subreg_operands): Pass new
1532 argument to alter_subreg.
1533 (walk_alter_subreg, output_operand): Ditto.
1534 (alter_subreg): Add new argument.
1535 * gcse.c (calculate_bb_reg_pressure): Add parameter to
1536 ira_setup_eliminable_regset call.
1537 * ira.c: Include lra.h.
1538 (ira_init_once, ira_init, ira_finish_once): Call lra_start_once,
1539 lra_init, lra_finish_once in anyway.
1540 (ira_setup_eliminable_regset): Add parameter. Remove need_fp.
1541 Call lra_init_elimination and mark HARD_FRAME_POINTER_REGNUM as
1542 living forever if frame_pointer_needed.
1543 (setup_reg_class_relations): Set up ira_reg_class_subset.
1544 (ira_reg_equiv_invariant_p, ira_reg_equiv_const): Remove.
1545 (find_reg_equiv_invariant_const): Ditto.
1546 (setup_reg_renumber): Use ira_equiv_no_lvalue_p instead of
1547 ira_reg_equiv_invariant_p. Skip caps for LRA.
1548 (setup_reg_equiv_init, ira_update_equiv_info_by_shuffle_insn): New
1550 (ira_reg_equiv_len, ira_reg_equiv): New externals.
1551 (ira_reg_equiv): New.
1552 (ira_expand_reg_equiv, init_reg_equiv, finish_reg_equiv): New
1554 (no_equiv, update_equiv_regs): Use ira_reg_equiv instead of
1556 (setup_reg_equiv): New function.
1557 (ira_use_lra_p): New global.
1558 (ira): Set up lra_simple_p and ira_conflicts_p. Set up and
1559 restore flag_caller_saves and flag_ira_region. Move
1560 initialization of ira_obstack and ira_bitmap_obstack upper. Call
1561 init_reg_equiv, setup_reg_equiv, and setup_reg_equiv_init instead
1562 of initialization of ira_reg_equiv_len, ira_reg_equiv_invariant_p,
1563 and ira_reg_equiv_const. Call ira_setup_eliminable_regset with a
1564 new argument. Don't flatten IRA IRA for LRA. Don't reassign
1565 conflict allocnos for LRA. Call finish_reg_equiv.
1566 (do_reload): Prepare code for LRA call. Call LRA.
1567 * ira.h (ira_use_lra_p): New external.
1568 (struct target_ira): Add members x_ira_class_subset_p
1569 x_ira_reg_class_subset, and x_ira_reg_classes_intersect_p.
1570 (ira_class_subset_p, ira_reg_class_subset): New macros.
1571 (ira_reg_classes_intersect_p): New macro.
1572 (struct ira_reg_equiv): New.
1573 (ira_setup_eliminable_regset): Add an argument.
1574 (ira_expand_reg_equiv, ira_update_equiv_info_by_shuffle_insn): New
1576 * ira-color.c (color_pass, move_spill_restore, coalesce_allocnos):
1577 Use ira_equiv_no_lvalue_p.
1578 (coalesce_spill_slots, ira_sort_regnos_for_alter_reg): Ditto.
1579 * ira-emit.c (ira_create_new_reg): Call ira_expand_reg_equiv.
1580 (generate_edge_moves, change_loop) Use ira_equiv_no_lvalue_p.
1581 (emit_move_list): Simplify code. Call
1582 ira_update_equiv_info_by_shuffle_insn. Use ira_reg_equiv instead
1583 of ira_reg_equiv_invariant_p and ira_reg_equiv_const. Change assert.
1584 * ira-int.h (struct target_ira_int): Remove x_ira_class_subset_p
1585 and x_ira_reg_classes_intersect_p.
1586 (ira_class_subset_p, ira_reg_classes_intersect_p): Remove.
1587 (ira_reg_equiv_len, ira_reg_equiv_invariant_p): Ditto.
1588 (ira_reg_equiv_const): Ditto.
1589 (ira_equiv_no_lvalue_p): New function.
1590 * jump.c (true_regnum): Always use hard_regno for subreg_get_info
1591 when lra is in progress.
1592 * haifa-sched.c (sched_init): Pass new argument to
1593 ira_setup_eliminable_regset.
1594 * loop-invariant.c (calculate_loop_reg_pressure): Pass new
1595 argument to ira_setup_eliminable_regset.
1599 * lra-assigns.c: Ditto.
1600 * lra-constraints.c: Ditto.
1601 * lra-coalesce.c: Ditto.
1602 * lra-eliminations.c: Ditto.
1603 * lra-lives.c: Ditto.
1604 * lra-spills.c: Ditto.
1605 * Makefile.in (LRA_INT_H): New.
1606 (OBJS): Add lra.o, lra-assigns.o, lra-coalesce.o, lra-constraints.o,
1607 lra-eliminations.o, lra-lives.o, and lra-spills.o.
1608 (dwarf2out.o): Add dependence on ira.h and lra.h.
1609 (ira.o): Add dependence on lra.h.
1610 (lra.o, lra-assigns.o, lra-coalesce.o, lra-constraints.o): New entries.
1611 (lra-eliminations.o, lra-lives.o, lra-spills.o): Ditto.
1612 * output.h (alter_subreg): Add new argument.
1613 * rtlanal.c (simplify_subreg_regno): Permit mode changes for LRA.
1614 Permit ARG_POINTER_REGNUM and STACK_POINTER_REGNUM for LRA.
1615 * recog.c (general_operand, register_operand): Accept paradoxical
1616 FLOAT_MODE subregs for LRA.
1617 (scratch_operand): Accept pseudos for LRA.
1618 * rtl.h (lra_in_progress): New external.
1619 (debug_bb_n_slim, debug_bb_slim, print_value_slim): New prototypes.
1620 (debug_rtl_slim, debug_insn_slim): Ditto.
1621 * sdbout.c (sdbout_symbol): Pass new argument to alter_subreg.
1622 * sched-vis.c (print_value_slim): New.
1623 * target.def (lra_p): New hook.
1624 (register_priority): Ditto.
1625 (different_addr_displacement_p): Ditto.
1626 (spill_class): Ditto.
1627 * target-globals.h (this_target_lra_int): New external.
1628 (target_globals): New member lra_int.
1629 (restore_target_globals): Restore this_target_lra_int.
1630 * target-globals.c: Include lra-int.h.
1631 (default_target_globals): Add &default_target_lra_int.
1632 * targhooks.c (default_lra_p): New function.
1633 (default_register_priority): Ditto.
1634 (default_different_addr_displacement_p): Ditto.
1635 * targhooks.h (default_lra_p): Declare.
1636 (default_register_priority): Ditto.
1637 (default_different_addr_displacement_p): Ditto.
1638 * timevar.def (TV_LRA, TV_LRA_ELIMINATE, TV_LRA_INHERITANCE): New.
1639 (TV_LRA_CREATE_LIVE_RANGES, TV_LRA_ASSIGN, TV_LRA_COALESCE): New.
1640 * config/arm/arm.c (load_multiple_sequence): Pass new argument to
1642 (store_multiple_sequence): Ditto.
1643 * config/i386/i386.h (enum ix86_tune_indices): Add
1644 X86_TUNE_GENERAL_REGS_SSE_SPILL.
1645 (TARGET_GENERAL_REGS_SSE_SPILL): New macro.
1646 * config/i386/i386.c (initial_ix86_tune_features): Set up
1647 X86_TUNE_GENERAL_REGS_SSE_SPILL for m_COREI7 and m_CORE2I7.
1648 (ix86_lra_p, ix86_register_priority): New functions.
1649 (ix86_secondary_reload): Add NON_Q_REGS, SIREG, DIREG.
1650 (inline_secondary_memory_needed): Change assert.
1651 (ix86_spill_class): New function.
1652 (TARGET_LRA_P, TARGET_REGISTER_BANK, TARGET_SPILL_CLASS): New macros.
1653 * config/m68k/m68k.c (emit_move_sequence): Pass new argument to
1655 * config/m32r/m32r.c (gen_split_move_double): Ditto.
1656 * config/pa/pa.c (pa_emit_move_sequence): Ditto.
1657 * config/sh/sh.md: Ditto.
1658 * config/v850/v850.c (v850_reorg): Ditto.
1659 * config/xtensa/xtensa.c (fixup_subreg_mem): Ditto.
1660 * doc/md.texi: Add new interpretation of hint * for LRA.
1661 * doc/passes.texi: Describe LRA pass.
1662 * doc/tm.texi.in: Add TARGET_LRA_P, TARGET_REGISTER_PRIORITY,
1663 TARGET_DIFFERENT_ADDR_DISPLACEMENT_P, and TARGET_SPILL_CLASS.
1664 * doc/tm.texi: Update.
1666 2012-10-23 Jan Hubicka <jh@suse.cz>
1668 * loop-unroll.c (decide_peel_simple): Simple peeling makes sense even
1669 with simple loops; bound number of branches only when FDO is not
1671 (decide_unroll_stupid): Mention that num_loop_branches heuristics
1674 2012-10-23 Nick Clifton <nickc@redhat.com>
1677 * config/iq2000/iq2000.c (iq2000_function_arg_advance): Suppress
1678 compile time warning about pointer printing.
1680 2012-10-23 Joseph Myers <joseph@codesourcery.com>
1682 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
1683 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu): Use
1684 glibc-c.o in c_target_objs and cxx_target_objs. Use t-glibc in
1685 tmake_file. Set target_has_targetcm.
1686 (tilegx-*-linux*, tilepro-*-linux*): Append to c_target_objs and
1687 cxx_target_objs rather than overriding previous value.
1688 * config/glibc-c.c, config/t-glibc: New.
1689 * doc/tm.texi.in (TARGET_C_PREINCLUDE): New @hook.
1690 * doc/tm.texi: Regenerate.
1691 * hooks.c (hook_constcharptr_void_null): New.
1692 * hooks.h (hook_constcharptr_void_null): Declare.
1694 2012-10-23 Eric Botcazou <ebotcazou@adacore.com>
1696 * config/mips/linux-common.h (STACK_CHECK_STATIC_BUILTIN): Define.
1697 (STACK_CHECK_PROTECT): Likewise.
1698 * config/mips/mips.h (MIPS_PROLOGUE_TEMP2_REGNUM): Likewise.
1699 (MIPS_PROLOGUE_TEMP2): Likewise.
1700 * config/mips/mips-protos.h (mips_output_probe_stack_range): Declare.
1701 * config/mips/mips.c: Include common/common-target.h.
1702 (mips_emit_probe_stack_range): New function.
1703 (mips_output_probe_stack_range): Likewise.
1704 (mips_expand_prologue): Invoke mips_emit_probe_stack_range if static
1705 builtin stack checking is enabled.
1706 * config/mips/mips.md (UNSPEC_PROBE_STACK_RANGE): New constant.
1707 (probe_stack_range_<P:mode>): New insn.
1709 2012-10-23 Marc Glisse <marc.glisse@inria.fr>
1711 * tree-ssa-forwprop.c (forward_propagate_into_cond): Handle vectors.
1712 * fold-const.c (fold_relational_const): Handle VECTOR_CST.
1713 * doc/generic.texi (VEC_COND_EXPR): Document current policy.
1715 2012-10-23 Jan Hubicka <jh@suse.cz>
1718 * tree-ssa-loop-niter.c (record_estimate): Do not try to lower
1719 the bound of non-is_exit statements.
1720 (maybe_lower_iteration_bound): Do it here.
1721 (estimate_numbers_of_iterations_loop): Call it.
1723 2012-10-23 Jan Hubicka <jh@suse.cz>
1726 * cfgloopmanip.c (fix_bb_placements): Add loop_closed_ssa_invalidated;
1727 track basic blocks that moved out of their loops.
1729 (remove_path): Update.
1730 (fix_loop_placements): Update.
1731 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Add
1732 loop_closed_ssa_invalidated parameter; pass it around.
1733 (canonicalize_loop_induction_variables): Update loop closed
1735 (tree_unroll_loops_completely): Likewise; do irred update out of
1736 the outer loop; verify that SSA form is closed.
1737 * cfgloop.h (unrloop): Update.
1739 2012-10-23 Terry Guo <terry.guo@arm.com>
1742 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1745 2012-10-23 Hans-Peter Nilsson <hp@bitrange.com>
1749 * stmt.c (expand_nl_goto_receiver): Remove almost-copy of
1750 expand_builtin_setjmp_receiver.
1751 (expand_label): Adjust, call expand_builtin_setjmp_receiver
1752 with NULL for the label parameter.
1753 * builtins.c (expand_builtin_setjmp_receiver): Don't clobber
1754 the frame-pointer. Adjust comments.
1755 [HAVE_builtin_setjmp_receiver]: Emit builtin_setjmp_receiver
1756 only if LABEL is non-NULL.
1758 2012-10-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1760 PR tree-optimization/55008
1761 * gimple-ssa-strength-reduction.c (find_basis_for_candidate):
1762 Don't allow a candidate to be a basis for itself under another
1765 2012-10-22 Sharad Singhai <singhai@google.com>
1767 * dumpfile.c (dump_phase_enabled_p): Renamed dump_enabled_p. Update
1769 (dump_enabled_p): A new function to check if any of the dump files
1771 (dump_kind_p): Remove check for current_function_decl. Add check for
1772 dumpfile and alt_dump_file.
1773 * dumpfile.h: Add declaration of dump_enabled_p.
1775 2012-10-22 Richard Biener <rguenther@suse.de>
1778 * tree-streamer-in.c (unpack_ts_int_cst_value_fields): Remove
1781 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1783 * config/i386/i386.c (memory_address_length): Assert that non-null
1784 base or index RTXes are registers. Do not check for REG RTXes.
1785 Determine addr32 prefix using SImode_address_operand or
1786 from original base and index RTXes. Simplify code.
1788 2012-10-22 Richard Biener <rguenther@suse.de>
1790 PR tree-optimization/55011
1791 * tree-vrp.c (update_value_range): For invalid lattice transitions
1794 2012-10-22 Julian Brown <julian@codesourcery.com>
1796 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
1797 VFP D registers in big-endian mode.
1799 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1801 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1802 Note __AVR_<device>__ is not defined for cores.
1803 Don't point to --help=target.
1805 2012-10-22 Sameera Deshpande <sameera.deshpande@arm.com>
1806 Greta Yorsh <Greta.Yorsh@arm.com>
1808 * config/arm/arm.c (thumb2_emit_ldrd_pop): New function.
1809 (arm_expand_epilogue): Use the new function.
1811 2012-10-22 Sameera Deshpande <sameera.deshpande@arm.com>
1812 Greta Yorsh <Greta.Yorsh@arm.com>
1814 * config/arm/arm.c (thumb2_emit_strd_push): New function.
1815 (arm_expand_prologue): Use the new function.
1817 2012-10-22 Sameera Deshpande <sameera.deshpande@arm.com>
1818 Greta Yorsh <Greta.Yorsh@arm.com>
1820 * config/arm/arm-protos.h (offset_ok_for_ldrd_strd): New declaration.
1821 (operands_ok_ldrd_strd): Likewise.
1822 * config/arm/arm.c (offset_ok_for_ldrd_strd): New function.
1823 (operands_ok_ldrd_strd): Likewise.
1824 * config/arm/arm.md (thumb2_ldrd, thumb2_ldrd_base): New patterns.
1825 (thumb2_ldrd_base_neg): Likewise.
1826 (thumb2_strd, thumb2_strd_base, thumb_strd_base_neg): Likewise.
1827 * predicates.md (ldrd_strd_offset_operand): New predicate.
1828 * config/arm/constraints.md (Do): New constraint.
1830 2012-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1832 * config/mmix/mmix.md ("nonlocal_goto_receiver"): Refer to the
1833 frame-pointer as an operand.
1834 ("*nonlocal_goto_receiver_expanded"): Ditto. Use
1835 mmix_output_register_setting instead of naked output_asm_insn for
1836 the offset from the frame-pointer to the saved rO.
1837 * config/mmix/mmix.c (mmix_output_register_setting): Emit NEGU for
1839 * config/mmix/predicates.md ("frame_pointer_operand"): New.
1840 * config/mmix/constraints.md ("Yf"): New.
1842 * stmt.c (expand_nl_goto_receiver): Remove almost-copy of
1843 expand_builtin_setjmp_receiver.
1844 (expand_label): Adjust, call expand_builtin_setjmp_receiver
1845 with NULL for the label parameter.
1846 * builtins.c (expand_builtin_setjmp_receiver): Don't clobber
1847 the frame-pointer. Adjust comments.
1848 [HAVE_builtin_setjmp_receiver]: Emit builtin_setjmp_receiver
1849 only if LABEL is non-NULL.
1851 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1853 * config/i386/i386-protos.h (memory_address_length): Add new bool
1854 argument. Update all uses.
1855 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1856 add length of addr32 prefix based on mode of base or index register.
1857 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1858 addresses here. Update call to memory_address_length.
1859 (ix86_print_address_operand): Use SImode_address_operand predicate.
1860 * config/i386/predicates.md (SImode_address_operand): New.
1861 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1862 to calculate "mode" attribute. Use SImode_address_operand predicate
1863 instead of open-coding accepted RTX codes.
1865 2012-10-21 Joern Rennecke <joern.rennecke@embecosm.com>
1867 * rtl.def (ADDR_DIFF_VEC): Fix comment typo.
1869 2012-10-21 Eric Botcazou <ebotcazou@adacore.com>
1871 PR rtl-optimization/44194
1872 * calls.c (expand_call): Allow sibling calls in the PARALLEL case.
1874 2012-10-21 Tobias Burnus <burnus@net-b.de>
1877 * Makefile.in (TARGET_SYSTEM_ROOT_DEFINE): New.
1879 2012-10-21 Chung-Lin Tang <cltang@codesourcery.com>
1881 * config/xtensa/xtensa.c (xtensa_expand_builtin): Remove unused 'arg'
1884 2012-10-20 Eric Botcazou <ebotcazou@adacore.com>
1886 PR rtl-optimization/54315
1887 * calls.c (expand_call): Don't deal specifically with BLKmode values
1888 returned in naked registers.
1889 * expr.h (copy_blkmode_from_reg): Adjust prototype.
1890 * expr.c (copy_blkmode_from_reg): Rename first parameter into
1891 TARGET and make it required. Assert that SRCREG hasn't BLKmode.
1892 Add a couple of short-circuits for common cases and be prepared
1893 for sub-word registers.
1894 (expand_assignment): Call copy_blkmode_from_reg for BLKmode values
1895 returned in naked registers.
1896 (store_expr): Likewise.
1897 (store_field): Likewise.
1899 2012-10-20 Jan Hubicka <jh@suse.cz>
1901 * loop-unroll.c (decide_unroll_constant_iterations): Don't
1902 perform unrolling for loops with low iterations bounds or estimates.
1904 2012-10-20 Jan Hubicka <jh@suse.cz>
1906 * loop-iv.c (iv_number_of_iterations): Record the upper bound
1907 only if there are no further conditions on it.
1909 2012-10-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1913 * opts.c (finish_options): Remove explicit handling from here.
1915 2012-10-20 Joern Rennecke <joern.rennecke@embecosm.com>
1916 Richard Sandiford <rdsandiford@googlemail.com>
1918 * emit-rtl.c (copy_delay_slot_insn): New function.
1919 * emit-rtl.h (copy_delay_slot_insn): Declare.
1920 * reorg.c: Include "emit-rtl.h".
1921 (steal_delay_list_from_target): Use copy_delay_slot_insn.
1922 (fill_slots_from_thread, fill_simple_delay_slots): Likewise.
1924 * final.c (shorten_branches): When optimizing, start with small
1925 length and increase from there, and don't decrease lengths.
1927 2012-10-19 Jan Hubicka <jh@suse.cz>
1929 * builtins.def (BUILT_IN_UNREACHABLE): Make
1930 ATTR_CONST_NORETURN_NOTHROW_LEAF_LIST.
1931 * builtin-attrs.def (ATTR_CONST_NORETURN_NOTHROW_LEAF_LIST): Define.
1933 2012-10-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1934 Dominique Dhumieres <dominiq@lps.ens.fr>
1936 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Don't assume
1937 OPTION_MASK_STRICT_ALIGN is defined.
1938 (MASK_STRICT_ALIGN): If OPTION_MASK_STRICT_ALIGN is not defined,
1939 define this to 0 for the 3 ports that use it.
1941 * config/rs6000/rs6000.c (OPTION_MASK_STRICT_ALIGN): Don't do
1942 check for ports not having -mstrict-align here, move test to
1944 (MASK_STRICT_ALIGN): Likewise.
1945 (rs6000_debug_reg_global): Print out correct target flag words if
1948 2012-10-19 Marek Polacek <polacek@redhat.com>
1951 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1952 pointer/non-pointer comparison.
1954 2012-10-19 Greta Yorsh <Greta.Yorsh@arm.com>
1956 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1957 new effective target keyword arm_prefer_ldrd_strd.
1959 2012-10-19 Richard Guenther <rguenther@suse.de>
1961 PR tree-optimization/54981
1962 * tree-loop-distribution.c (ssa_name_has_uses_outside_loop_p):
1963 Do not consider debug stmts as uses.
1965 2012-10-19 Richard Biener <rguenther@suse.de>
1967 PR tree-optimization/54976
1968 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1969 Robustify against odd inner_mode inputs.
1971 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1974 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1975 sure the mode is correct when falling through from above cases.
1977 2012-10-19 Bin Cheng <bin.cheng@arm.com>
1979 * common.opt (flag_ira_hoist_pressure): New.
1980 * doc/invoke.texi (-fira-hoist-pressure): Describe.
1981 * ira-costs.c (ira_set_pseudo_classes): New parameter.
1982 * ira.h: Update copyright dates.
1983 (ira_set_pseudo_classes): Update prototype.
1984 * haifa-sched.c (sched_init): Update call.
1985 * ira.c (ira): Update call.
1986 * regmove.c: Update copyright dates.
1987 (regmove_optimize): Update call.
1988 * loop-invariant.c: Update copyright dates.
1989 (move_loop_invariants): Update call.
1990 * gcse.c: (struct bb_data): New structure.
1991 (BB_DATA): New macro.
1992 (curr_bb, curr_reg_pressure): New static variables.
1993 (should_hoist_expr_to_dom): Rename from hoist_expr_reaches_here_p.
1994 Change parameter expr_index to expr.
1995 New parameters pressure_class, nregs and hoisted_bbs.
1996 Use reg pressure to determine the distance expr can be hoisted.
1997 (hoist_code): Use reg pressure to direct the hoist process.
1998 (get_regno_pressure_class, get_pressure_class_and_nregs)
1999 (change_pressure, calculate_bb_reg_pressure): New.
2000 (one_code_hoisting_pass): Calculate register pressure. Allocate
2003 2012-10-19 Bin Cheng <bin.cheng@arm.com>
2005 * gcse.c: Update copyright dates.
2006 (hoist_expr_reaches_here_p): Change parameter type from char *
2009 2012-10-19 Sebastian Huber <sebastian.huber@embedded-brains.de>
2012 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
2013 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
2015 2012-10-19 Alan Modra <amodra@gmail.com>
2017 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
2018 (HAVE_LD_LARGE_TOC): Likewise.
2019 * configure: Regenerate.
2021 2012-10-19 Alan Modra <amodra@gmail.com>
2023 * config/rs6000/predicates.md (splat_input_operand): Don't call
2024 input_operand for MEMs. Instead check for volatile and call
2025 memory_address_addr_space_p with modified mode.
2027 2012-10-18 Uros Bizjak <ubizjak@gmail.com>
2029 * config/i386/i386.md (rdpmc): Remove expander.
2032 (rdpmc): Rename from *rdpmc.
2033 (rdpmc_rex64): Rename from *rdpmc_rex64.
2034 (rdtsc): Rename from *rdtsc.
2035 (rdtsc_rex64): Rename from *rdtsc_rex64.
2036 (rdtscp): Rename from *rdtscp.
2037 (rdtscp_rex64): Rename from *rdtscp_rex64.
2039 * config/i386/i386.c (struct builtin_description bdesc_special_args)
2040 <IX86_BUILTIN_RDTSC>: Use CODE_FOR_NOTHING.
2041 <IX86_BUILTIN_RDTSCP>: Ditto.
2042 (struct builtin_description bdesc__args) <IX86_BUILTIN_RDPMC>: Ditto.
2043 (ix86_expand_builtin) <IX86_BUILTIN_{RDPMC,RDTSC,RDTSCP}>: Handle here.
2045 2012-10-18 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2047 * config/sh/sh.c: Fix comment to silence warning.
2049 2012-10-18 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2050 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2051 Sameera Deshpande <sameera.deshpande@arm.com>
2053 * config/arm/cortex-a15-neon.md: New file.
2054 * config/arm/cortex-a15.md (cortex_a15_call): Adjust reservation.
2055 (cortex_a15_load1): Likewise.
2056 (cortex_a15_load3): Likewise.
2057 (cortex_a15_store1): Likewise.
2058 (cortex_a15_store3): Likewise.
2059 (cortex-a15-neon.md): Include.
2061 2012-10-18 Segher Boessenkool <segher@kernel.crashing.org>
2063 * config/rs6000/altivec.md (altivec_lvsl, altivec_lvsr): Add mode.
2064 (altivec_vsumsws_nomode): Delete.
2065 (reduc_splus_<mode>, reduc_uplus_<mode>): Call gen_altivec_vsumsws
2066 instead of gen_altivec_vsumsws_nomode.
2067 (altivec_lvlx, altivec_lvlxl, altivec_lvrx, altivec_lvrxl): Add mode.
2068 * config/rs6000/rs6000.md (probe_stack): Rename to...
2069 (probe_stack_<mode>): ... this. Add mode. Change pattern to
2070 use std instead of stw when appropriate.
2071 (probe_stack): New expander.
2072 (move_from_CR_ov_bit): Add mode.
2073 (splitter for compare_plus_ne0_<mode>, splitter for
2074 compare_plus_ne0_<mode>_1): Remove constraints.
2075 * config/rs6000/sync.md (loadsync): Rename to...
2076 (loadsync_<mode>): ... this. Add mode.
2077 (atomic_load<mode>): Adjust.
2079 2012-10-18 Eric Botcazou <ebotcazou@adacore.com>
2081 * loop-invariant.c: Include target.h.
2082 (check_dependency): Return false for an uninitialized argument register
2083 that is likely to be spilled.
2084 * Makefile.in (loop-invariant.o): Add $(TARGET_H).
2086 2012-10-18 Eric Botcazou <ebotcazou@adacore.com>
2088 * except.c (sjlj_emit_function_enter): Remove unused variable.
2090 2012-10-18 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2091 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2093 * config/arm/arm.c (neon_builtin_data): Add vfma and vfms builtins.
2094 * config/arm/neon-docgen.ml (intrinsic_groups): Add
2095 fused-multiply-* groups.
2096 * config/neon-gen.ml (print_feature_test_start): New function.
2097 (print_feature_test_end): Likewise.
2098 (print_variant): Print feature test macros.
2099 * config/arm/neon-testgen.ml (emit_prologue): Allow different
2100 tests to require different effective targets.
2101 (effective_target): New function.
2102 (test_intrinsic): Specify correct effective targets.
2103 * config/arm/neon.md (fma<VCVTF:mode>4_intrinsic): New pattern.
2104 (fmsub<VCVTF:mode>4_intrinsic): Likewise.
2105 (neon_vfma<VCVFT:mode>): New expand.
2106 (neon_vfms<VCVFT:mode>): Likewise.
2107 * config/neon.ml (opcode): Add Vfma and Vfms.
2108 (features): Add Requires_feature.
2109 (ops): Add VFMA and VFMS intrinsics.
2110 * config/arm/arm_neon.h: Regenerate.
2111 * doc/arm-neon-intrinsics.texi: Likewise.
2113 2012-10-18 Richard Guenther <rguenther@suse.de>
2115 * lto-streamer.h (enum LTO_tags): Add LTO_integer_cst.
2116 * lto-streamer-in.c (lto_input_tree): Use it.
2117 * lto-streamer-out.c (lto_output_tree): Likewise, for
2118 !TREE_OVERFLOW integer constants only.
2119 * tree-streamer-in.c (unpack_ts_int_cst_value_fields): New function.
2120 (unpack_value_fields): Call it.
2121 (streamer_read_integer_cst): Simplify.
2122 * tree-streamer-out.c (pack_ts_int_cst_value_fields): New function.
2123 (streamer_pack_tree_bitfields): Call it.
2124 (streamer_write_integer_cst): Adjust.
2126 2012-10-18 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2127 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2129 * config.gcc: Add support for ARMv8 for arm*-*-* targets.
2130 * config/arm/arm-arches.def: Add armv8-a
2131 * config/arm/arm-fpus.def: Add fp-armv8, neon-fp-armv8,
2132 crypto-neon-fp-armv8. Add crypto field.
2133 * config/arm/arm-tables.opt: Regenerate.
2134 * config/arm/arm.c (FL_FOR_ARCH8A): Likewise.
2135 (arm_arch8): New global variable.
2136 (ARM_FPU): Add crypto parameter.
2137 (arm_option_override): Set arm_arch8, update comments.
2138 * config/arm/arm.h (TARGET_CRYPTO): New macro.
2139 (arm_fpu_desc): Add crypto field.
2140 (base_architecture): Add ARMv8 entry.
2141 (arm_arch8): New variable declaration.
2142 * config/arm/bpabi.h: ARMv8 supports BE8.
2143 * doc/invoke.texi: Document ARMv8 options.
2145 2012-10-17 Aldy Hernandez <aldyh@redhat.com>
2148 * trans-mem.c (diagnose_tm_1_op): Allow volatiles inside relaxed
2151 2012-10-17 Aldy Hernandez <aldyh@redhat.com>
2153 PR rtl-optimization/54900
2154 * ifcvt.c (noce_can_store_speculate_p): Call
2155 memory_must_be_modified_in_insn_p.
2156 * alias.c (memory_must_be_modified_in_insn_p): New.
2157 (set_dest_equal_p): New.
2158 * rtl.h (memory_must_be_modified_in_p): Protoize.
2160 2012-10-17 Michael Meissner <meissner@linux.vnet.ibm.com>
2162 * config/rs6000/rs6000.opt (rs6000_isa_flags): New flag word to
2163 replace target_flags that gives us 63 possible switches.
2164 (x_rs6000_isa_flags): Save area for rs6000_isa_flags.
2165 (x_rs6000_isa_flags_explicit): Save area for rs6000_isa_flags_explicit.
2166 (rs6000_target_flags_explicit): Delete in favor of
2167 x_rs6000_isa_flags_explicit.
2168 (-mpowerpc64): Change all switches that used to be in target_flags
2169 to now be in rs6000_isa_flags. In using rs6000_isa_flags, the
2170 options machinary will generate names of the form OPITON_<xxx>
2171 instead of TARGET_<xxx> and OPTION_MASK_<xxx> instead of MASK_<xxx>.
2172 (-mpowerpc-gpopt): Likewise.
2173 (-mpowerpc-gfxopt): Likewise.
2174 (-mmfcrf): Likewise.
2175 (-mpopcntb): Likewise.
2176 (-mfprnd): Likewise.
2178 (-mmfpgpr): Likewise.
2179 (-maltivec): Likewise.
2180 (-mhard-dfp): Likewise.
2181 (-mmulhw): Likewise.
2182 (-mdlmzb): Likewise.
2183 (-mmultiple): Likewise.
2184 (-mstring): Likewise.
2185 (-msoft-float): Likewise.
2186 (-mhard-float): Likewise.
2187 (-mpopcntd): Likewise.
2189 (-mno-update): Likewise.
2190 (-mupdate): Likewise.
2191 (-mrecip-precision): Likewise.
2192 (-mminimal-toc): Likewise.
2194 * config/rs6000/aix64.opt (-maix64): Likewise.
2195 (-maix32): Likewise.
2196 * config/rs6000/sysv4.opt (-mstrict-align): Likewise.
2197 (-mrelocatable): Likewise.
2198 (-mlittle-endian): Likewise.
2199 (-mlittle): Likewise.
2200 (-mbig-endian): LIkewise.
2205 * config/rs6000/darwin.opt (-m64): Likewise.
2208 * config/rs6000/rs6000-cpus.def (ISA_2_1_MASKS): Move the various
2209 masks used in rs6000.c here, since they are more logically in this
2210 file. Convert from being enums to just #defines, since the types
2211 of these masks is now HOST_WIDE_INT instead of int. For
2212 POWERPC_MASKS, add MASK_SOFT_FLOAT, since the only use case or'ed
2213 in the mask. Change the use in rs6000.c not to do the OR of
2215 (ISA_2_1_MASKS): Likewise.
2216 (ISA_2_2_MASKS): Likewise.
2217 (ISA_2_4_MASKS): Likewise.
2218 (ISA_2_5_MASKS_EMBEDDED): Likewise.
2219 (ISA_2_5_MASKS_SERVER): Likewise.
2220 (POWERPC_7400_MASK): Likewise.
2221 (POWERPC_MASKS): Likewise.
2222 * config/rs6000/rs6000.c (ISA_2_1_MASKS): Likewise.
2223 (ISA_2_1_MASKS): Likewise.
2224 (ISA_2_2_MASKS): Likewise.
2225 (ISA_2_4_MASKS): Likewise.
2226 (ISA_2_5_MASKS_EMBEDDED): Likewise.
2227 (ISA_2_5_MASKS_SERVER): Likewise.
2228 (POWERPC_7400_MASK): Likewise.
2229 (POWERPC_MASKS): Likewise.
2230 (rs6000_option_override_internal): Likewise.
2232 * config/rs6000/rs6000.c (darwin_rs6000_override_options): Change
2233 all uses of target_flags to rs6000_isa_flags. Change all uses of
2234 target_flags_explicit to rs6000_isa_flags_explicit. Change the
2235 use of MASK_<xxx> to OPTION_MASK_<xxx> that options.h defines when
2236 we use a secondary flags word. Save/restore/print the new flags
2237 word when switching contexts with different target attributes.
2238 (rs6000_option_override_internal): Likewise.
2239 (rs6000_darwin_file_start): Likewise.
2240 (rs6000_opt_masks): Likewise.
2241 (rs6000_inner_target_options): Likewise.
2242 (rs6000_pragma_target_parse): Likewise.
2243 (rs6000_set_current_function): Likewise.
2244 (rs6000_function_specific_save): Likewise.
2245 (rs6000_function_specific_restore): Likewise.
2246 (rs6000_function_specific_print): Likewise.
2247 (rs6000_can_inline_p): Likewise.
2248 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Likewise.
2249 (rs6000_cpu_cpp_builtins): Likewise.
2250 * common/config/rs6000/rs6000-driver.c (rs6000_handle_option):
2253 * config/rs6000/rs6000.h (MASK_ALTIVEC): In moving to using
2254 Var(...) for all of the isa switches, the options machinery now
2255 uses OPTION_MASK_<xxx> instead of MASK_<xxx> for the mask name.
2256 Use #define to map the old name into the new name. For switches
2257 that are defined in aix64.opt, sysv4.opt, and darwin.opt, only do
2258 the definition if those switches were defined.
2259 (MASK_ALTIVEC): Likewise.
2260 (MASK_CMPB): Likewise.
2261 (MASK_DFP): Likewise.
2262 (MASK_DLMZB): Likewise.
2263 (MASK_EABI): Likewise.
2264 (MASK_FPRND): Likewise.
2265 (MASK_HARD_FLOAT): Likewise.
2266 (MASK_ISEL): Likewise.
2267 (MASK_MFCRF): Likewise.
2268 (MASK_MFPGPR): Likewise.
2269 (MASK_MULHW): Likewise.
2270 (MASK_MULTIPLE): Likewise.
2271 (MASK_NO_UPDATE): Likewise.
2272 (MASK_POPCNTB): Likewise.
2273 (MASK_POPCNTD): Likewise.
2274 (MASK_PPC_GFXOPT): Likewise.
2275 (MASK_PPC_GPOPT): Likewise.
2276 (MASK_RECIP_PRECISION): Likewise.
2277 (MASK_SOFT_FLOAT): Likewise.
2278 (MASK_STRICT_ALIGN): Likewise.
2279 (MASK_STRING): Likewise.
2280 (MASK_UPDATE): Likewise.
2281 (MASK_VSX): Likewise.
2282 (MASK_POWERPC64): Likewise.
2283 (MASK_64BIT): Likewise.
2284 (MASK_RELOCATABLE): Likewise.
2285 (MASK_LITTLE_ENDIAN): Likewise.
2286 (MASK_MINIMAL_TOC): Likewise.
2287 (MASK_REGNAMES): Likewise.
2288 (MASK_PROTOTYPE): Likewise.
2289 (rs6000_isa_flags_explicit): Define in terms of the
2290 global_options_set structure.
2292 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS):
2293 Change use of target_flags to rs6000_isa_flags, target_flags_explicit
2294 to rs6000_isa_flags_explicit, and MASK_<xxx> to OPTION_MASK_<xxx>.
2295 * config/rs6000/aix51.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
2296 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
2297 * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
2298 * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
2299 * config/rs6000/freebsd64.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
2300 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2301 * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
2302 * config/rs6000/linux64.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
2303 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2304 (OPTION_LITTLE_ENDIAN): Likewise.
2305 (OPTION_RELOCATABLE): Likewise.
2306 (OPTION_EABI): Likewise.
2307 (OPTION_PROTOTYPE): Likewise.
2308 * config/rs6000/linux.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
2309 * config/rs6000/option-defaults.h (OPTION_MASK_64BIT): Likewise.
2310 (OPT_ARCH32): Likewise.
2311 (OPT_ARCH64): Likewise.
2312 * config/rs6000/sysv4.h (TARGET_TOC): Likewise.
2313 (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
2314 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2315 (TARGET_OS_SYSV_CPP_BUILTINS): Likewise.
2317 * config/rs6000/t-rs6000 (rs6000.o): Add rs6000-cpus.def as a
2320 2012-10-17 Jan Hubicka <jh@suse.cz>
2322 * cfgloopmanip.c (copy_loop_info): New function.
2323 (duplicate_loop): Use it.
2324 (loop_version): Use it.
2325 * loop-unswitch.c (unswitch_loop): Use it.
2326 * cfgloop.h (copy_loop_info): Declare.
2328 2012-10-17 Jan Hubicka <jh@suse.cz>
2330 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Add edge_to_cancel
2331 parameter and use it to estimate code optimized out in the final
2333 (loop_edge_to_cancel): New function.
2334 (try_unroll_loop_completely): New IRRED_IVALIDATED parameter;
2335 handle unrolling loops with bounds given via max_loop_iteratins;
2336 handle unrolling non-inner loops when code size shrinks;
2337 tidy dump output; when the last iteration loop still stays
2338 as loop in the CFG forcongly redirect the latch to
2339 __builtin_unreachable.
2340 (canonicalize_loop_induction_variables): Add irred_invlaidated
2341 parameter; record niter bound derrived; dump
2342 max_loop_iterations bounds; call try_unroll_loop_completely
2343 even if no niter bound is given.
2344 (canonicalize_induction_variables): Handle irred_invalidated.
2345 (tree_unroll_loops_completely): Handle non-innermost loops;
2346 handle irred_invalidated.
2347 * cfgloop.h (unlop): Declare.
2348 * cfgloopmanip.c (unloop): Export.
2349 * tree.c (build_common_builtin_nodes): Build BULTIN_UNREACHABLE.
2351 2012-10-17 Michael Meissner <meissner@linux.vnet.ibm.com>
2353 * opth-gen.awk (TARGET_* generation): Always generate TARGET_<xxx>
2354 for Mask options, whether they use Var(...) or not.
2356 * config/linux-android.h (ANDROID_TARGET_OS_CPP_BUILTINS): Use
2357 TARGET_<xxx> instead of OPTION_<xxx>.
2358 * config/i386/i386.h (TARGET_64BIT): Likewise.
2359 (TARGET_MMX): Likewise.
2360 (TARGET_3DNOW): Likewise.
2361 (TARGET_3DNOW_A): Likewise.
2362 (TARGET_SSE): Likewise.
2363 (TARGET_SSE2): Likewise.
2364 (TARGET_SSE3): Likewise.
2365 (TARGET_SSSE3): Likewise.
2366 (TARGET_SSE4_1): Likewise.
2367 (TARGET_SSE4_2): Likewise.
2368 (TARGET_AVX): Likewise.
2369 (TARGET_AVX2): Likewise.
2370 (TARGET_FMA): Likewise.
2371 (TARGET_SSE4A): Likewise.
2372 (TARGET_FMA4): Likewise.
2373 (TARGET_XOP): Likewise.
2374 (TARGET_LWP): Likewise.
2375 (TARGET_ROUND): Likewise.
2376 (TARGET_ABM): Likewise.
2377 (TARGET_BMI): Likewise.
2378 (TARGET_BMI2): Likewise.
2379 (TARGET_LZCNT): Likewise.
2380 (TARGET_TBM): Likewise.
2381 (TARGET_POPCNT): Likewise.
2382 (TARGET_SAHF): Likewise.
2383 (TARGET_MOVBE): Likewise.
2384 (TARGET_CRC32): Likewise.
2385 (TARGET_AES): Likewise.
2386 (TARGET_PCLMUL): Likewise.
2387 (TARGET_CMPXCHG16B): Likewise.
2388 (TARGET_FSGSBASE): Likewise.
2389 (TARGET_RDRND): Likewise.
2390 (TARGET_F16C): Likewise.
2391 (TARGET_RTM ): Likewise.
2392 (TARGET_HLE): Likewise.
2393 (TARGET_RDSEED): Likewise.
2394 (TARGET_PRFCHW): Likewise.
2395 (TARGET_ADX): Likewise.
2396 (TARGET_64BIT): Likewise.
2397 (TARGET_MMX): Likewise.
2398 (TARGET_3DNOW): Likewise.
2399 (TARGET_3DNOW_A): Likewise.
2400 (TARGET_SSE): Likewise.
2401 (TARGET_SSE2): Likewise.
2402 (TARGET_SSE3): Likewise.
2403 (TARGET_SSSE3): Likewise.
2404 (TARGET_SSE4_1): Likewise.
2405 (TARGET_SSE4_2): Likewise.
2406 (TARGET_AVX): Likewise.
2407 (TARGET_AVX2): Likewise.
2408 (TARGET_FMA): Likewise.
2409 (TARGET_SSE4A): Likewise.
2410 (TARGET_FMA4): Likewise.
2411 (TARGET_XOP): Likewise.
2412 (TARGET_LWP): Likewise.
2413 (TARGET_ROUND): Likewise.
2414 (TARGET_ABM): Likewise.
2415 (TARGET_BMI): Likewise.
2416 (TARGET_BMI2): Likewise.
2417 (TARGET_LZCNT): Likewise.
2418 (TARGET_TBM): Likewise.
2419 (TARGET_POPCNT): Likewise.
2420 (TARGET_SAHF): Likewise.
2421 (TARGET_MOVBE): Likewise.
2422 (TARGET_CRC32): Likewise.
2423 (TARGET_AES): Likewise.
2424 (TARGET_PCLMUL): Likewise.
2425 (TARGET_CMPXCHG16B): Likewise.
2426 (TARGET_FSGSBASE): Likewise.
2427 (TARGET_RDRND): Likewise.
2428 (TARGET_F16C): Likewise.
2429 (TARGET_RTM): Likewise.
2430 (TARGET_HLE): Likewise.
2431 (TARGET_RDSEED): Likewise.
2432 (TARGET_PRFCHW): Likewise.
2433 (TARGET_ADX): Likewise.
2434 (TARGET_LP64): Likewise.
2435 (TARGET_X32): Likewise.
2436 (TARGET_ISA_ROUND): Likewise.
2437 * config/i386/darwin.h (TARGET_64BIT): Likewise.
2439 * doc/options.texi (Mask): Update documentation to specify only
2440 TARGET_<xxx> is generated.
2442 2012-10-17 Greta Yorsh <Greta.Yorsh@arm.com>
2444 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): Rename this...
2445 (UNSPEC_REGISTER_USE): ... to this.
2446 (prologue_use): Rename this...
2447 (force_register_use): ... to this and update output assembly.
2448 (epilogue) Rename gen_prologue_use to gen_force_register_use.
2449 * config/arm/arm.c (arm_expand_prologue): Likewise.
2450 (thumb1_expand_epilogue): Likewise.
2451 (arm_expand_epilogue): Likewise.
2452 (arm_expand_epilogue): Likewise.
2454 2012-10-17 Georg-Johann Lay <avr@gjlay.de>
2456 * config/avr/avr-arch.h (avr_extra_arch_macro): Remove prototype.
2457 * config/avr/avr.c (avr_extra_arch_macro): Remove variable.
2458 (avr_option_override): Remove setting of avr_extra_arch_macro.
2459 * config/avr/avr-c.c (avr_extra_arch_macro): Replace with
2460 avr_current_device->macro.
2462 2012-10-17 Richard Biener <rguenther@suse.de>
2464 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
2465 Do not write TREE_CHAIN of PARM_DECLs.
2466 (write_ts_decl_non_common_tree_pointers): Instead stream
2467 the DECL_ARGUMENTS chain.
2468 * tree-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
2469 Do not read TREE_CHAIN of PARM_DECLs.
2470 (lto_input_ts_decl_non_common_tree_pointes): Instead read
2471 the DECL_ARGUMENTS as chain.
2473 2012-10-17 Steven Bosscher <steven@gcc.gnu.org>
2475 * config/iq2000/iq2000.h (call_used_regs): Remove definition.
2477 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
2479 PR rtl-optimization/54870
2480 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
2481 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
2482 SSA_NAME pointer that points to a partition if there is at least
2483 one variable with it set in the partition.
2484 * dse.c (local_variable_can_escape): New predicate.
2485 (can_escape): Call it.
2486 * gimplify.c (mark_addressable): If this is a partitioned decl, also
2487 mark the SSA_NAME pointer that points to a partition.
2489 2012-10-16 Steven Bosscher <steven@gcc.gnu.org>
2491 * df-problems.c (df_kill_notes): Split up in two functions.
2492 (df_remove_dead_and_unused_notes): New function, first half of
2493 df_kill notes to remove all REG_DEAD and REG_UNUSED notes.
2494 (df_remove_dead_eq_notes): New function, second half of df_kill_notes
2495 to remove REG_EQUAL and REG_EQUIV notes referring to dead registers.
2496 (df_note_bb_compute): Call df_remove_dead_and_unused_notes instead
2497 of df_kill_notes. Call df_remove_dead_eq_notes after processing insn.
2499 * web.c (web): Re-add DF_RD_PRUNE_DEAD_DEFS;
2501 2012-10-16 Ian Lance Taylor <iant@google.com>
2503 * doc/extend.texi (Return Address): Change
2504 __builtin_extract_return_address to
2505 __builtin_extract_return_addr.
2507 2012-10-16 Steven Bosscher <steven@gcc.gnu.org>
2509 * rtl.h (get_call_rtx_from): New prototype.
2510 * rtlanal.c (get_call_rtx_from): New function.
2511 * calls.c (emit_call_1): Use it.
2512 * dse.c (scan_insn): Likewise
2513 * dwarf2out.c (dwarf2out_var_location): Likewise.
2514 * sched-deps.c (call_may_noreturn_p): Likewise.
2515 * var-tracking.c (prepare_call_arguments): Likewise.
2516 * config/sh/sh.c (sh_adjust_cost): Likewise.
2518 2012-10-16 Tom de Vries <tom@codesourcery.com>
2520 * expr.c (move_by_pieces, move_by_pieces_ninsns, can_store_by_pieces)
2521 (store_by_pieces_1): Don't enter loop when no more data is left.
2523 2012-10-16 Joern Rennecke <joern.rennecke@embecosm.com>
2525 * loop-doloop.c (doloop_modify): Pass doloop_end pattern to
2527 (doloop_optimize): Pass flag to indicate if loop is entered at top
2529 * config/arm/thumb2.md (doloop_end): Accept extra operand.
2530 * config/bfin/bfin.md (doloop_end): Likewise.
2531 * config/c6x/c6x.md (doloop_end): Likewise.
2532 * config/ia64/ia64.md (doloop_end): Likewise.
2533 * config/mep/mep.md (doloop_begin, doloop_end): Likewise.
2534 * config/rs6000/rs6000.md (doloop_end): Likewise.
2535 * config/s390/s390.md (doloop_end): Likewise.
2536 * config/sh/sh.md (doloop_end): Likewise.
2537 * config/spu/spu.md (doloop_end): Likewise.
2538 * config/tilegx/tilegx.md (doloop_end): Likewise.
2539 * config/tilepro/tilepro.md (doloop_end): Likewise.
2540 * doc/md.texi (doloop_end): Document new operand.
2541 * basic-block.h (contains_no_active_insn_p): Declare.
2542 * cfgrtl.c (contains_no_active_insn_p): New function, factored
2544 (forwarder_block_p): ... here.
2546 2012-10-16 Manuel López-Ibáñez <manu@gcc.gnu.org>
2550 * doc/options.texi (EnabledBy): Document new form.
2551 * optc-gen.awk: Handle new form of EnabledBy.
2552 * common.opt (Wunused-but-set-parameter): Use EnabledBy.
2553 (Wunused-parameter): Likewise.
2554 * opts.c (finish_options): Do not handle them explicitly.
2555 * opt-functions.awk (search_var_name): New.
2557 2012-10-16 Manuel López-Ibáñez <manu@gcc.gnu.org>
2561 * optc-gen.awk: Handle new form of LangEnabledBy.
2562 * opts.c (set_Wstrict_aliasing): Declare here. Make static.
2563 * common.opt (Wstrict-aliasing=,Wstrict-overflow=): Do not use Init.
2564 * doc/options.texi (LangEnabledBy): Document new form.
2565 * flags.h (set_Wstrict_aliasing): Do not declare.
2567 2012-10-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2569 * reload.c (find_reloads_subreg_address): Remove FORCE_REPLACE
2570 parameter. Always replace normal subreg with memory reference
2571 whenever possible. Return NULL otherwise.
2572 (find_reloads_toplev): Always call find_reloads_subreg_address
2573 for subregs of registers equivalent to a memory location.
2574 Only recurse further if find_reloads_subreg_address fails.
2575 (find_reloads_address_1): Only call find_reloads_subreg_address
2576 for subregs of registers equivalent to a memory location.
2577 Properly handle failure of find_reloads_subreg_address.
2579 2012-10-16 Jakub Jelinek <jakub@redhat.com>
2582 * rtl.h: Document jump flag on VALUE.
2583 * cselib.h (cselib_set_value_sp_based,
2584 cselib_sp_based_value_p): New prototypes.
2585 * alias.c (find_base_term): For cselib_sp_based_value_p
2586 return static_reg_base_value[STACK_POINTER_REGNUM].
2587 * cselib.c (SP_BASED_VALUE_P): Define.
2588 (cselib_set_value_sp_based, cselib_sp_based_value_p): New functions.
2589 * var-tracking.c (add_stores): Call cselib_set_value_sp_based
2590 for not yet preserved VALUEs of sp on sp assignments if
2591 hard_frame_pointer_adjustment != -1.
2592 (vt_initialize): When setting hard_frame_pointer_adjustment,
2593 disassociate sp from its previous value and call
2594 cselib_set_value_sp_based on a new VALUE created for sp.
2596 PR tree-optimization/54889
2597 * tree-vect-stmts.c (vectorizable_load): Add VIEW_CONVERT_EXPR if
2598 ARRAY_REF newref doesn't have compatible type with vectype element
2599 type, use vectype element type for MEM_REF.
2601 2012-10-16 Steven Bosscher <steven@gcc.gnu.org>
2603 * combine.c (record_dead_and_set_regs): Iterate over hard register set
2604 with a hard_reg_set_iterator.
2605 * cse.c (invalidate_for_call): Likewise.
2606 * gcse.c (compute_hash_table_work): Likewise.
2607 * loop-iv.c (simplify_using_initial_values): Likewise.
2608 * postreload-gcse.c (record_opr_changes): Likewise.
2609 * regcprop.c (copyprop_hardreg_forward_1): Likewise.
2610 * var-tracking.c (dataflow_set_clear_at_call): Likewise.
2612 2012-10-15 Easwaran Raman <eraman@google.com>
2614 * optabs.c (emit_cmp_and_jump_insn_1): Add a new parameter to
2615 specificy the probability of taking the jump.
2616 (emit_cmp_and_jump_insns): Likewise.
2617 (expand_compare_and_swap_loop): Make the jump predicted not taken.
2618 * dojump.c (do_compare_rtx_and_jump): Remove the code attaching
2619 REG_BR_PROB note and pass probability to emit_cmp_and_jump_insns.
2620 * cfgbuild.c (compute_outgoing_frequencies): Do not guess outgoing
2621 probabilities for branches with more than two successors.
2622 * expr.c (emit_block_move_via_loop): Predict the loop backedge loop
2624 (try_casesi): Pass the probability of jumping to the default label.
2625 (try_tablejump): Likewise.
2626 (do_tablejump): Likewise.
2627 * expr.h (try_tablejump): Add a new parameter.
2628 (try_casesi): Likewise.
2629 (emit_cmp_and_jump_insns): Add probability as default parameter with a
2630 default value of -1.
2631 * except.c (sjlj_emit_function_enter): Pass probability to
2632 emit_cmp_and_jump_insns.
2633 * stmt.c (case_node): Add new fields PROB and SUBTREE_PROB.
2634 (do_jump_if_equal): Pass probability for REG_BR_PROB note.
2635 (add_case_node): Pass estimated probability of jumping to the case
2637 (emit_case_decision_tree): Pass default_prob to emit_case_nodes.
2638 (get_outgoing_edge_probs): New function.
2639 (conditional_probability): Likewise.
2640 (reset_out_edges_aux): Likewise.
2641 (compute_cases_per_edge): Likewise.
2642 (emit_case_dispatch_table): Update probabilities of edges coming out
2643 of the switch statement.
2644 (expand_case): Compute and propagate default edge probability to
2645 emit_case_dispatch_table.
2646 (expand_sjlj_dispatch_table): Update calls to add_case_node and
2647 emit_case_dispatch_table.
2648 (balance_case_nodes): Update subtree_prob values.
2649 (emit_case_nodes): Compute edge probabilities and add pass them to
2650 emit_cmp_and_jump_insns.
2652 2012-10-15 Oleg Endo <olegendo@gcc.gnu.org>
2655 * config/sh/sh-protos.h (set_of_reg): New struct.
2656 (sh_find_set_of_reg, sh_is_logical_t_store_expr,
2657 sh_try_omit_signzero_extend): Declare...
2658 * config/sh/sh.c (sh_find_set_of_reg, sh_is_logical_t_store_expr,
2659 sh_try_omit_signzero_extend): ...these new functions.
2660 * config/sh/sh.md (*logical_op_t): New insn_and_split.
2661 (*zero_extend<mode>si2_compact): Use sh_try_omit_signzero_extend
2663 (*extend<mode>si2_compact_reg): Convert to insn_and_split.
2664 Use sh_try_omit_signzero_extend in splitter.
2665 (*mov<mode>_reg_reg): Disallow t_reg_operand as operand 1.
2666 (*cbranch_t): Rewrite combine part in splitter using new
2667 sh_find_set_of_reg function.
2669 2012-10-15 Oleg Endo <olegendo@gcc.gnu.org>
2672 * config/sh/sh.c (sh_find_base_reg_disp): Stop searching insns when
2673 hitting a call insn if GBR is marked as call used.
2674 * config/sh/iterators.md (QIHISIDI): New mode iterator.
2675 * config/sh/predicates.md (gbr_address_mem): New predicate.
2676 * config/sh/sh.md (*movdi_gbr_load, *movdi_gbr_store): New
2677 insn_and_split. Use QIHISIDI instead of QIHISI in unnamed GBR
2680 2012-10-15 Oleg Endo <olegendo@gcc.gnu.org>
2682 * config/sh/sh.c: Update function attribute comments.
2683 * doc/extend.texi (function_vector): Rephrase SH2A specific part.
2684 (nosave_low_regs, renesas, trapa_handler): Document SH specific
2686 (sp_switch, trap_exit): Add to index.
2688 2012-10-15 Matthias Klose <doko@ubuntu.com>
2690 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
2691 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
2693 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2695 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2696 (UNSPEC_LOADU): New.
2697 (UNSPEC_STOREU): Ditto.
2698 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2699 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2700 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2701 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2702 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2703 (<sse2>_storedqu<avxsizesuffix>): ... this.
2704 (*sse4_2_pcmpestr_unaligned): Update.
2705 (*sse4_2_pcmpistr_unaligned): Ditto.
2707 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2708 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2709 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2710 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2711 gen_sse2_load{dqu,upd} to load from unaligned memory and
2712 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2714 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2715 Use CODE_FOR_sse_loadups.
2716 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2717 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2718 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2719 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2720 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2721 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2722 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2723 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2724 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2725 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2726 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2728 2012-10-15 Dodji Seketeli <dodji@redhat.com>
2730 * alias.c: Cleanup comments.
2732 2012-10-15 Marc Glisse <marc.glisse@inria.fr>
2734 PR tree-optimization/54915
2735 * tree-ssa-forwprop.c (simplify_vector_constructor): Check
2738 2012-10-15 Richard Biener <rguenther@suse.de>
2740 * data-streamer.h (bp_pack_string_with_length): New function.
2741 (bp_pack_string): Likewise.
2742 (bp_unpack_indexed_string): Likewise.
2743 (bp_unpack_string): Likewise.
2744 * data-streamer-out.c (bp_pack_string_with_length): Likewise.
2745 (bp_pack_string): Likewise.
2746 * data-streamer-in.c (bp_unpack_indexed_string): Likewise.
2747 (bp_unpack_string): Likewise.
2748 * tree-streamer-out.c (pack_ts_translation_unit_decl_value_fields):
2749 Pack TRANSLATION_UNIT_LANGUAGE here, not ...
2750 (write_ts_translation_unit_decl_tree_pointers): ... here. Remove.
2751 (streamer_pack_tree_bitfields): Adjust.
2752 (streamer_write_tree_body): Likewise.
2753 * tree-streamer-in.c (unpack_ts_translation_unit_decl_value_fields):
2754 Unpack TRANSLATION_UNIT_LANGUAGE here, not ...
2755 (lto_input_ts_translation_unit_decl_tree_pointers): ... here. Remove.
2756 (unpack_value_fields): Adjust.
2757 (streamer_read_tree_body): Likewise.
2759 2012-10-15 J"orn Rennecke <joern.rennecke@arc.com>
2761 * genoutput.c (process_template): Process '*' in '@' alternatives.
2762 * doc/md.texi (node Output Statement): Provide example for the above.
2764 2012-10-15 Richard Guenther <rguenther@suse.de>
2766 PR tree-optimization/54920
2767 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2768 allocate temporary storage for all NARY elements.
2770 2012-10-15 Joern Rennecke <joern.rennecke@embecosm.com>
2772 * web.c (union_match_dups): Properly handle OP_INOUT match_dups.
2774 2012-10-15 Eric Botcazou <ebotcazou@adacore.com>
2776 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Do not unnecessarily
2777 copy the object in the MEM_P case.
2779 2012-10-15 Richard Guenther <rguenther@suse.de>
2781 * tree-streamer-out.c (streamer_pack_tree_bitfields): Back
2782 BINFO_BASE_ACCESSES and CONSTRUCTOR lengths here.
2783 (streamer_write_chain): Write TREE_CHAIN as null-terminated list.
2784 (write_ts_exp_tree_pointers): Adjust.
2785 (write_ts_binfo_tree_pointers): Likewise.
2786 (write_ts_constructor_tree_pointers): Likewise.
2787 * tree-streamer-in.c (streamer_read_chain): Read TREE_CHAIN as
2788 null-terminated list.
2789 (unpack_value_fields): Unpack BINFO_BASE_ACCESSES and
2790 CONSTRUCTOR lengths and materialize the arrays.
2791 (lto_input_ts_exp_tree_pointers): Adjust.
2792 (lto_input_ts_binfo_tree_pointers): Likewise.
2793 (lto_input_ts_constructor_tree_pointers): Likewise.
2795 2012-10-14 Hans-Peter Nilsson <hp@bitrange.com>
2797 * config/mmix/mmix.c (mmix_opposite_regno): Handle the
2798 return-value register too.
2800 2012-10-14 Steven Bosscher <steven@gcc.gnu.org>
2802 PR rtl-optimization/38711
2803 * df.h (df_get_live_out, df_get_live_in): Make static inline functions.
2804 * df-problems.c (df_get_live_out, df_get_live_in): Moved to df.h.
2805 * ira-lives.c (process_bb_node_lives): Use df_get_live_out instead of
2807 * ira-build.c (create_bb_allocnos): Likewise.
2808 (create_loop_allocnos): Likewise, and use df_get_live_in instead of
2810 * ira-emit.c (generate_edge_moves): Likewise.
2811 (add_ranges_and_copies): Likewise.
2812 * ira-color.c (ira_loop_edge_freq): Use df_get_live_out instead of
2813 DF_LR_OUT, and df_get_live_in instead of DF_LR_IN.
2814 * ira.c (mark_elimination): Update DF_LR and DF_LIVE.
2815 (build_insn_chain): Use df_get_live_out instead of DF_LR_OUT.
2816 (do_reload): Remove the DF_LIVE problem for -O1.
2818 2012-10-14 Steven Bosscher <steven@gcc.gnu.org>
2820 PR rtl-optimization/54919
2821 * loop-unroll.c (struct var_to_expand): Remove accum_pos field.
2822 (analyze_insn_to_expand_var): Do not record accum_pos.
2823 (expand_var_during_unrolling): Use validate_replace_rtx_group to
2824 perform replacement of all references to SET_DEST (set) with the
2825 new register, including references in REG_EQUAL notes.
2826 (insert_var_expansion_initialization): Insert initializatio insns
2827 at the bottom of the pre-header of the loop.
2829 2012-10-14 Jan Hubicka <jh@suse.cz>
2831 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
2832 predict loops with multiple exits realistically.
2833 * cfgloopanal.c (single_likely_exit): New function.
2835 2012-10-14 Uros Bizjak <ubizjak@gmail.com>
2837 * config/alpha/alpha.md: Remove empty predicates and/or constraints.
2838 * config/alpha/sync.md: Ditto.
2840 2012-10-13 Uros Bizjak <ubizjak@gmail.com>
2842 * config/alpha/alpha.md (I24MODE): New mode iterator.
2843 (any_divmod): New code iterator.
2844 (<code>si3): Macroize expander from {div,mod,udiv,umod}si3 using
2845 any_divmod code iterator.
2846 (<code>si3): Macroize expander from {div,mod,udiv,umod}di3 using
2847 any_divmod code iterator.
2848 (extendqi<mode>2): Macroize insn from extendqi{hi,si}2 using
2849 I24MODE mode iterator.
2850 (unaligned_store<mode>): Macroize expander from unaligned_store{qi,hi}
2851 using I12MODE mode iterator.
2852 (mov<mode>): Macroize expander from mov{qi,hi} using
2853 I12MODE mode iterator.
2855 2012-10-13 Eric Botcazou <ebotcazou@adacore.com>
2857 PR rtl-optimization/54871
2858 * loop-iv.c (simplify_using_initial_values): When scanning previous
2859 basic blocks, prune the recorded conditions if the current insn was
2860 not used to make a replacement.
2862 * loop-unroll.c (decide_unroll_constant_iterations): Clean up message.
2863 (unroll_loop_constant_iterations): Clarify head comment.
2864 (decide_unroll_runtime_iterations): Clean up message.
2865 (unroll_loop_runtime_iterations): Clarify head comment.
2866 (decide_peel_simple): Clean up message.
2867 (peel_loop_simple): Clarify head comment.
2868 (decide_unroll_stupid): Clean up message.
2869 (unroll_loop_stupid): Clarify head comment.
2871 2012-10-13 Andreas Schwab <schwab@linux-m68k.org>
2873 PR gcov-profile/44728
2874 * gcov.c (create_file_names): When stripping extension only look
2877 2012-10-13 Jan Hubicka <jh@suse.cz>
2879 * loop-iv.c (determine_max_iter): Fix handling of AND.
2880 (iv_number_of_iterations): Record upper bounds as unsigned
2883 2012-10-13 Steven Bosscher <steven@gcc.gnu.org>
2885 * ira.c (ira): Set current_loops to &ira_loops before recording
2886 loop exits. Release recorded exits and loops early.
2888 2012-10-13 Chung-Lin Tang <cltang@codesourcery.com>
2890 * builtins.c (expand_builtin_set_thread_pointer): Use
2891 create_input_operand() instead of create_fixed_operand().
2893 2012-10-13 Uros Bizjak <ubizjak@gmail.com>
2895 * config/alpha/alpha.md (FMODE): New mode iterator.
2896 (modesuffix): Handle SF and DF modes.
2897 (opmode): New mode attribute.
2898 (abs<mode>2): Macroize insn from abs{sf,df}2 using FMODE mode iterator.
2899 (*nabs<mode>2): Macroize insn from *nabs{sf,df}2 using
2900 FMODE mode iterator.
2901 (neg<mode>2): Macroize insn from neg{sf,df}2 using FMODE mode iterator.
2902 (copysign<mode>3): Macroize insn from copysign{sf,df}3 using
2903 FMODE mode iterator.
2904 (*ncopysign<mode>3): Macroize insn from *ncopysign{sf,df}3 using
2905 FMODE mode iterator.
2906 (*add<mode>3_ieee): Macroize insn from *add{sf,df}_ieee using
2907 FMODE mode iterator.
2908 (add<mode>3): Macroize insn from add{sf,df}3 using FMODE mode iterator.
2909 (*sub<mode>3_ieee): Macroize insn from *sub{sf,df}3_ieee using
2910 FMODE mode iterator.
2911 (sub<mode>3): Macroize insn from sub{sf,df}3 using FMODE mode iterator.
2912 (*mul<mode>3_ieee): Macroize insn from *mul{sf,df}3_ieee using
2913 FMODE mode iterator.
2914 (mul<mode>3): Macroize insn from mul{sf,df}3 using FMODE mode iterator.
2915 (*div<mode>3_ieee): Macroize insn from *div{sf,df}3_ieee using
2916 FMODE mode iterator.
2917 (div<mode>3): Macroize insn from div{sf,df}3 using FMODE mode iterator.
2918 (*sqrt<mode>2_ieee): Macroize insn from *sqrt{sf,df}2_ieee using
2919 FMODE mode iterator.
2920 (sqrt<mode>2): Macroize insn from sqrt{sf,df}2
2921 using FMODE mode iterator.
2922 (*mov<mode>cc_internal): Macroize insn from *mov{sf,df}cc_internal
2923 using FMODE mode iterator.
2924 (mov<mode>cc): Macroize expander from mov{sf,df}cc
2925 using FMODE mode iterator.
2927 2012-10-12 Oleg Endo <olegendo@gcc.gnu.org>
2930 * config/sh/sh.md: Correct define_delay for return insns.
2931 (*movsi_pop): Delete.
2933 2012-10-12 Oleg Endo <olegendo@gcc.gnu.org>
2936 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_int2sf): Fix swapped
2938 * config/sh/predicates.md (fpul_operand): Add comment.
2939 (fpul_fsca_operand, fsca_scale_factor): New predicates.
2940 * config/sh/sh.md (fsca): Move below sincossf3 expander. Convert to
2941 insn_and_split. Use fpul_fsca_operand and fsca_scale_factor
2942 predicates. Simplify fpul operand in splitter.
2944 2012-10-12 Jan Hubicka <jh@suse.cz>
2946 * tree-ssa-threadupdate.c (def_split_header_continue_p): Do not
2949 2012-10-12 Jan Hubicka <jh@suse.cz>
2951 * web.c (web_main): Do not set DF_RD_PRUNE_DEAD_DEFS flag.
2953 2012-10-12 Aaron Gray <aaronngray.lists@gmail.com>
2954 Diego Novillo <dnovillo@google.com>
2956 * gengtype-lex.l: Support for C++ single line comments.
2957 Support for classes.
2958 (CXX_KEYWORD): New. Support C++ keywords inline, public,
2959 protected, private, template, operator, friend, &, ~.
2960 (TYPEDEF): New. Support typedef.
2961 * gengtype-parser.c: updated 'token_names[]'
2962 (direct_declarator): Add support for parsing functions and ctors.
2964 2012-10-12 Diego Novillo <dnovillo@google.com>
2966 * doc/gty.texi: Document C++ limitations in gengtype.
2967 * gengtype-lex.l (CID): Rename from ID.
2968 (ID): Include scoping '::' as part of the identifier name.
2969 * gengtype-parse.c (token_names): Update.
2970 (token_value_format): Update.
2971 (consume_until_eos): Rename from consume_until_semi.
2972 Remove unused argument IMMEDIATE. Update all callers.
2973 Also consider '}' as a finalizer.
2974 (consume_until_comma_or_eos): Rename from
2975 consume_until_comma_or_semi.
2976 Remove unused argument IMMEDIATE. Update all callers.
2977 Also consider '}' as a finalizer.
2978 (direct_declarator): Add documentation on ctor support.
2979 Add argument IN_STRUCT.
2980 If the token following ID is a '(', consider ID a
2981 function and return NULL.
2982 If the token following '(' is not a '*', and IN_STRUCT is true,
2983 conclude that this is a ctor and return NULL.
2984 If the token is IGNORABLE_CXX_KEYWORD, return NULL.
2985 (inner_declarator): Add argument IN_STRUCT.
2987 (declarator): Add argument IN_STRUCT with default value false.
2989 (type): Document argument NESTED.
2990 Skip over C++ inheritance specifiers.
2991 If a token TYPEDEF is found, emit an error.
2992 If an enum is found inside a class/structure, emit an error.
2993 (typedefs, structures, param_structs, variables): Initialize.
2994 (new_structure): Do not complain about duplicate
2995 structures if S has a line location set.
2996 * gengtype-state.c (write_state_type): Remove default handler.
2997 Add handler for TYPE_NONE.
2998 (read_state_scalar_char_type):
2999 * gengtype.c: Fix spacing.
3000 * gengtype.h (enum gty_token): Add name. Add token
3001 IGNORABLE_CXX_KEYWORD.
3003 2012-10-12 Chung-Lin Tang <cltang@codesourcery.com>
3005 * config/arm/arm.md (get_thread_pointersi): Moved to place with
3006 other TLS related patterns.
3008 2012-10-12 Richard Biener <rguenther@suse.de>
3010 * tree-streamer-out.c (pack_ts_target_option): Rename from ...
3011 (write_ts_target_option): ... this.
3012 (pack_ts_optimization): Rename from ...
3013 (write_ts_optimization): ... this.
3014 (streamer_pack_tree_bitfields): Pack them in the bitfield section ...
3015 (streamer_write_tree_body): ... not here.
3016 * tree-streamer-in.c (unpack_ts_target_option): Rename from ...
3017 (lto_input_ts_target_option): ... this.
3018 (unpack_ts_optimization): Rename from ...
3019 (lto_input_ts_optimization): ... this.
3020 (unpack_value_fields): Unpack them from the bitfield section ...
3021 (streamer_read_tree_body): ... not from here.
3023 2012-10-12 Uros Bizjak <ubizjak@gmail.com>
3025 * config/alpha/alpha.md (vecmodesuffix): New mode attribute.
3026 (modesuffix): Handle V8QI and V4HI modes.
3027 (any_maxmin): New code iterator.
3028 (maxmin): New code attribute.
3029 (<code><mode>3): Macroize insn from {smax,smin,umax,umin}{qi,hi}3
3030 using any_maxmin code iterator and I12MODE mode iterator.
3031 (<code><mode>3): Macroize insn from {smax,smin,umax,umin}{v8qi,v4hi}3
3032 using any_maxmin code iterator and VEC12 mode iterator.
3034 2012-10-12 Marc Glisse <marc.glisse@inria.fr>
3036 * optabs.c (vector_compare_rtx): Change prototype.
3037 (expand_vec_cond_expr): Handle VEC_COND_EXPR whose first operand
3038 is not a comparison.
3039 * gimplify.c (gimplify_expr): Handle VEC_COND_EXPR.
3041 2012-10-12 Richard Biener <rguenther@suse.de>
3043 PR tree-optimization/54894
3044 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
3045 Handle over-aligned scalar types properly.
3047 2012-10-12 Oleg Endo <olegendo@gcc.gnu.org>
3050 * config/sh/sh.c (bdesc): Remove thread pointer built-ins.
3051 * config/sh/sh.md (get_thread_pointer, set_thread_pointer): Append mode
3054 2012-10-12 Oleg Endo <olegendo@gcc.gnu.org>
3057 * config/sh/sh.md (negsi_cond, negdi_cond, stack_protect_test): Remove
3058 get_t_reg_rtx when invoking gen_branch_true or gen_branch_false.
3059 (*zero_extend<mode>si2_compact): Convert to insn_and_split. Convert
3060 zero extensions of T bit stores to reg moves in splitter. Remove
3061 obsolete unnamed peephole2 that caught zero extensions after negc T bit
3063 (*branch_true_eq, *branch_false_ne): Delete.
3064 (branch_true, branch_false): Convert insn to expander. Move actual
3066 (*cbranch_t): ...this new insn_and_split. Try to find preceding
3067 redundant T bit stores and tests and combine them with the conditional
3068 branch if possible in the splitter.
3069 (movrt_xor, *movt_movrt): New insn_and_split.
3070 * config/sh/predicates.md (cbranch_treg_value): New predicate.
3071 * config/sh/sh-protos.h (sh_eval_treg_value): Forward declare...
3072 * config/sh/sh.c (sh_eval_treg_value): ...this new function.
3073 (expand_cbranchsi4, expand_cbranchdi4): Remove get_t_reg_rtx
3074 when invoking gen_branch_true or gen_branch_false.
3076 2012-10-11 Uros Bizjak <ubizjak@gmail.com>
3078 * config/alpha/alpha.md (IMODE): New mode iterator.
3081 (modesuffix): Handle QI and HI modes.
3082 (zero_extendqi<mode>2): Macroize insn from zero_extendqi{hi,si,di}2
3083 using I248MODE mode iterator.
3084 (zero_extendhi<mode>2): Macroize insn from zero_extendhi{si,di}2
3085 using I48MODE mode iterator.
3086 (andnot<mode>3): Macroize insn from andnot{si,di}3 using
3087 I48MODE mode iterator.
3088 (ins<modesuffix>l_const): Macroize insn from ins{b,w,l}l_const
3089 using I248MODE mode iterator.
3090 (ins<modesuffix>l): Macroize insn from ins{b,w,l}l
3091 using I248MODE mode iterator.
3092 (*mov<mode>cc_internal): Macroize insn from
3093 *mov{qi,hi,si,di}cc_internal using IMODE mode iterator.
3094 (*mov<mode>cc_lbc): Macroize insn from
3095 *mov{qi,hi,si,di}cc_lbc using IMODE mode iterator.
3096 (*mov<mode>cc_lbs): Macroize insn from
3097 *mov{qi,hi,si,di}cc_lbs using IMODE mode iterator.
3098 (mov<mode>cc): Macroize expander from mov{si,di}cc
3099 using I48MODE mode iterator.
3101 2012-10-11 Steven Bosscher <steven@gcc.gnu.org>
3103 * ira-build.c (ira_loop_tree_body_rev_postorder): New function.
3104 (ira_traverse_loop_tree): Traverse a loop's basic blocks in
3105 reverse post-order of the reversed control-flow direction.
3106 * ira-conflicts.c (ira_build_conflicts): Pass add_copies as
3107 the pre-order function to ira_traverse_loop_tree to preserve
3108 the existing semantics.
3110 * ira-lives.c (remove_some_program_points_and_update_live_ranges):
3111 Squeeze out live range chain elements if their program points are
3114 2012-10-11 Jakub Jelinek <jakub@redhat.com>
3116 * tree.def (REDUC_PLUS_EXPR): Fix up comment.
3118 * fold-const.c (fold_unary_loc): Handle REDUC_MIN_EXPR,
3119 REDUC_MAX_EXPR and REDUC_PLUS_EXPR.
3121 2012-10-11 James Lemke <jwlemke@codesourcery.com>
3123 * config/rs6000/predicates.md (zero_fp_constant): Fix comment.
3124 * config/rs6000/rs6000.md (return_pred): Fix null return.
3125 * config/rs6000/rs6000.c (rs6000_emit_set_const): Fix indentation.
3126 (print_operand): Make FALLTHRU obvious.
3127 (output_cbranch): Correct comment.
3129 2012-10-11 Uros Bizjak <ubizjak@gmail.com>
3131 * config/alpha/alpha.md (DWI): New mode attribute.
3132 (*sadd<modesuffix>): Macroize insn from *saddl and *saddq using
3133 I48MODE mode iterator.
3134 (addv<mode>3): Macroize insn from addvsi3 and addvdi3 using
3135 I48MODE mode iterator.
3136 (neg<mode>2): Macroize insn from negsi2 and negdi2 using
3137 I48MODE mode iterator.
3138 (negv<mode>2): Macroize insn from negvsi2 and negvdi2 using
3139 I48MODE mode iterator.
3140 (sub<mode>3): Macroize insn from subsi3 and subdi3 using
3141 I48MODE mode iterator.
3142 (*ssub<modesuffix>): Macroize insn from *ssubl and *ssubq using
3143 I48MODE mode iterator.
3144 (subv<mode>3): Macroize insn from subvsi3 and subvdi3 using
3145 I48MODE mode iterator.
3146 (mul<mode>3): Macroize insn from mulsi3 and muldi3 using
3147 I48MODE mode iterator.
3148 (mulv<mode>3): Macroize insn from mulvsi3 and mulvdi3 using
3149 I48MODE mode iterator.
3150 (*iornot<mode>3): Macroize insn from *iornotsi3 and *iornotdi3 using
3151 I48MODE mode iterator.
3152 (*xornot<mode>3): Macroize insn from *xornotsi3 and *xornotdi3 using
3153 I48MODE mode iterator.
3155 2012-10-11 Jason Merrill <jason@redhat.com>
3157 * configure.ac (gcc_cv_as_aix_ref): Fix typo.
3158 * configure: Regenerate.
3160 2012-10-11 Chung-Lin Tang <cltang@codesourcery.com>
3162 * builtins.c (expand_builtin_thread_pointer): New.
3163 (expand_builtin_set_thread_pointer): New.
3164 (expand_builtin): Add BUILT_IN_THREAD_POINTER,
3165 BUILT_IN_SET_THREAD_POINTER expand cases.
3166 * builtins.def (BUILT_IN_THREAD_POINTER):
3167 New __builtin_thread_pointer builtin.
3168 (BUILT_IN_SET_THREAD_POINTER):
3169 New __builtin_set_thread_pointer builtin.
3170 * optabs.def (get_thread_pointer,set_thread_pointer):
3172 * doc/md.texi (Standard Names): Document get_thread_pointer and
3173 set_thread_pointer patterns.
3174 * config/alpha/alpha.md (get_thread_pointerdi): Rename from load_tp.
3175 (set_thread_pointerdi): Rename from set_tp.
3176 * config/alpha/alpha.c (alpha_legitimize_address_1): Change
3177 gen_load_tp calls to gen_get_thread_pointerdi.
3178 (alpha_builtin): Remove ALPHA_BUILTIN_THREAD_POINTER,
3179 ALPHA_BUILTIN_SET_THREAD_POINTER.
3180 (code_for_builtin): Remove CODE_FOR_load_tp, CODE_FOR_set_tp.
3181 (alpha_init_builtins): Remove __builtin_thread_pointer,
3182 __builtin_set_thread_pointer machine-specific builtins.
3183 (alpha_expand_builtin_thread_pointer): Add hook function for
3184 TARGET_EXPAND_BUILTIN_THREAD_POINTER.
3185 (alpha_expand_builtin_set_thread_pointer): Add hook function for
3186 TARGET_EXPAND_BUILTIN_SET_THREAD_POINTER.
3187 (alpha_fold_builtin): Remove ALPHA_BUILTIN_THREAD_POINTER,
3188 ALPHA_BUILTIN_SET_THREAD_POINTER cases.
3189 * config/arm/arm.md (get_thread_pointersi): New pattern.
3190 * config/arm/arm-protos.h (arm_load_tp): Add extern declaration.
3191 * config/arm/arm.c (arm_load_tp): Remove static.
3192 (arm_builtins): Remove ARM_BUILTIN_THREAD_POINTER.
3193 (arm_init_tls_builtins): Remove function.
3194 (arm_init_builtins): Remove call to arm_init_tls_builtins().
3195 (arm_expand_builtin): Remove ARM_BUILTIN_THREAD_POINTER case.
3196 * config/mips/mips.md (get_thread_pointer<mode>): New pattern.
3197 * config/mips/mips-protos.h (mips_expand_thread_pointer):
3198 Add extern declaration.
3199 * config/mips/mips.c (mips_expand_thread_pointer):
3200 Renamed from mips_get_tp.
3201 (mips_get_tp): New stub calling mips_expand_thread_pointer.
3202 * config/s390/s390.c (s390_builtin,code_for_builtin_64,
3203 code_for_builtin_31,s390_init_builtins,s390_expand_builtin): Remove.
3204 * config/s390/s390.md (get_tp_64,get_tp_31,set_tp_64,set_tp_31):
3206 (get_thread_pointer<mode>,set_thread_pointer<mode>):
3207 New, adapted from removed patterns.
3208 * config/xtensa/xtensa.md (get_thread_pointersi):
3209 Renamed from load_tp.
3210 (set_thread_pointersi): Renamed from set_tp.
3211 * config/xtensa/xtensa.c (xtensa_legitimize_tls_address):
3212 Change gen_load_tp calls to gen_get_thread_pointersi.
3213 (xtensa_builtin): Remove XTENSA_BUILTIN_THREAD_POINTER and
3214 XTENSA_BUILTIN_SET_THREAD_POINTER.
3215 (xtensa_init_builtins): Remove __builtin_thread_pointer,
3216 __builtin_set_thread_pointer machine-specific builtins.
3217 (xtensa_fold_builtin): Remove XTENSA_BUILTIN_THREAD_POINTER,
3218 XTENSA_BUILTIN_SET_THREAD_POINTER cases.
3219 (xtensa_expand_builtin): Remove XTENSA_BUILTIN_THREAD_POINTER,
3220 XTENSA_BUILTIN_SET_THREAD_POINTER cases.
3222 2012-10-11 Marc Glisse <marc.glisse@inria.fr>
3224 * doc/extend.texi (Vector Extensions): C++ improvements.
3225 * doc/generic.texi (LSHIFT_EXPR, RSHIFT_EXPR): Mixed vector-scalar.
3226 (LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR, NE_EXPR): Specify
3228 (VEC_COND_EXPR): Document it.
3230 2012-10-11 Terry Guo <terry.guo@arm.com>
3232 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
3234 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
3237 2012-10-11 Hans-Peter Nilsson <hp@bitrange.com>
3240 * configure.ac (out-of-tree linker .hidden support) Set to "no"
3241 for mmix-knuth-mmixware.
3242 * configure: Regenerate.
3244 * configure.ac (gcc_cv_as_comdat_group_group): Default to no.
3245 * configure: Regenerate.
3247 * acinclude.m4 (_gcc_COMPUTE_GAS_VERSION): Allow a single
3248 character to quote the VERSION= contents. Sanity-check contents.
3249 * configure.ac ("what linker to use" ld version extraction): Ditto.
3250 * configure: Regenerate.
3252 2012-10-10 Segher Boessenkool <segher@kernel.crashing.org>
3254 * config/rs6000/rs6000.h (PRINT_OPERAND_PUNCT_VALID_P): Delete '.'.
3256 2012-10-10 Jakub Jelinek <jakub@redhat.com>
3258 PR tree-optimization/54877
3259 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
3260 use make_ssa_name instead of copy_ssa_name.
3262 2012-10-10 Richard Biener <rguenther@suse.de>
3264 * lto-streamer-in.c (lto_input_location_bitpack): Rename to ...
3265 (lto_input_location): ... this. Kill original.
3266 (input_eh_region): Adjust.
3267 (input_struct_function_base): Likewise.
3268 (lto_read_tree): Likewise.
3269 * lto-streamer-out.c (lto_output_location_bitpack): Rename to ...
3270 (lto_output_location): ... this. Kill original.
3271 (lto_write_tree): Adjust.
3272 (output_eh_region): Likewise.
3273 (output_struct_function_base): Likewise.
3274 * lto-streamer.c (lto_streamer_hooks_init): Initialize location hooks.
3275 * lto-streamer.h (lto_input_location): Adjust prototype.
3276 (lto_output_location): Likewise.
3277 * streamer-hooks.h (struct streamer_hooks): Adjust prototype
3278 of input_location and output_location hooks.
3279 (stream_input_location): New define.
3280 (stream_output_location): Likewise.
3281 * tree-streamer-in.c (unpack_ts_block_value_fields): Adjust.
3282 (unpack_value_fields): Likewise.
3283 (streamer_read_tree_bitfields): Likewise.
3284 (lto_input_ts_decl_minimal_tree_pointers): Likewise.
3285 (lto_input_ts_exp_tree_pointers): Likewise.
3286 (lto_input_ts_block_tree_pointers): Likewise.
3287 * tree-streamer-out.c (pack_ts_block_value_fields): Adjust.
3288 (streamer_pack_tree_bitfields): Likewise.
3289 (write_ts_decl_minimal_tree_pointers): Likewise.
3290 (write_ts_exp_tree_pointers): Likewise.
3291 (write_ts_block_tree_pointers): Likewise.
3292 * gimple-streamer-in.c (input_phi): Adjust.
3293 (input_gimple_stmt): Likewise.
3294 * gimple-streamer-out.c (output_phi): Adjust.
3295 (output_gimple_stmt): Likewise.
3296 * tree-streamer.h (streamer_read_tree_bitfields): Adjust prototype.
3297 (streamer_pack_tree_bitfields): Likewise.
3299 2012-10-10 Michael Meissner <meissner@linux.vnet.ibm.com>
3301 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Fix signed
3302 vs. unsigned warnings by using enum type for function code.
3303 (paired_expand_builtin): Likewise.
3304 (spe_expand_builtin): Likewise.
3306 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Change
3307 builtin mask, target flags masks type to HOST_WIDE_INT in
3308 preparation for growing the number of ISA switches from 31 to 63.
3310 * config/rs6000/rs6000.opt (rs6000_builtin_mask): Make mask type
3313 * config/rs6000/rs6000.c (struct builtin_description): Make
3314 builtin mask field HOST_WIDE_INT. Make target flags field
3315 HOST_WIDE_INT in preparation for growing the # of ISA switches.
3316 (struct rs6000_builtin_info_type): Likewise.
3317 (struct rs6000_ptt): Likewise.
3318 (rs6000_builtin_mask_calculate): Likewise.
3319 (rs6000_invalid_builtin): Likewise.
3320 (rs6000_builtin_decl): Likewise.
3321 (rs6000_common_init_builtins): Likewise.
3322 (rs6000_darwin_file_start): Likewise.
3323 (rs6000_final_prescan_insn): Likewise.
3324 (rs6000_inner_target_options): Likewise.
3325 (build_target_option_node): Likewise.
3326 (rs6000_function_specific_print): Likewise.
3327 (DEBUG_FMT_W): New format for printing HOST_WIDE_INT in hex.
3329 * config/rs6000/rs6000-protos.h (rs6000_builtin_mask_calculate):
3330 Make target flags, builtin masks arguments/return values
3331 HOST_WIDE_INT in preparation for growing the number of ISA from 31
3333 (rs6000_target_modify_macros): Likewise.
3334 (rs6000_target_modify_macros_ptr): Likewise.
3336 * config/rs6000/rs6000.c (DEBUG_FMT_ID): Move "-32s" to a separate
3337 define and change DEBUG_FMT_<x> to use it.
3338 (DEBUG_FMT_D): Likewise.
3339 (DEBUG_FMT_S): Likewise.
3340 (DEBUG_FMT_X): Delete, no longer used.
3341 (DEBUG_FMT_W): Likewise.
3342 (DEBUG_FMT_WX): New debug format for printing options in a
3344 (rs6000_debug_reg_global): If -mdebug=reg, print all of the
3345 options in target_flags and target_flags_explicit. Print the
3346 default options for -mcpu=<xxx>, -mtune=<xxx>, and the default
3347 options. Adjust printing out the builtin options.
3348 (rs6000_option_override_internal): Change printing the builtin
3349 options to use rs6000_print_builtin_options.
3350 (rs6000_function_specific_print): Change to use
3351 rs6000_print_isa_options to print ISA flags.
3352 (rs6000_print_options_internal): New function for expanded
3353 -mdebug=reg option printing to print both the ISA options, and the
3354 builtins that are enabled.
3355 (rs6000_print_isa_options): New function to print the ISA options.
3356 (rs6000_print_builtin_options): New function to print the builtin
3359 2012-10-10 Jakub Jelinek <jakub@redhat.com>
3362 * config/i386/bdver1.md (bdver1-mult): Remove.
3365 * combine.c (count_rtxs): Use RTX_BIN_ARITH resp. RTX_COMM_ARITH
3366 instead of '2' resp. 'c' for GET_RTX_CLASS comparisons.
3369 * simplify-rtx.c (simplify_truncation): Compare UINTVAL instead of
3370 INTVAL of second argument with precision resp. op_precision.
3372 2012-10-10 Dodji Seketeli <dodji@redhat.com>
3374 PR middle-end/54860 - Make sure attributes hash table is created
3375 * attribs.c (register_scoped_attributes): Ensure the attribute
3376 hash table is created.
3378 2012-10-10 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3381 * config/i386/bdver1.md (bdver1_int): Automaton has been
3382 split to reduce state transitions.
3384 2012-10-10 Richard Biener <rguenther@suse.de>
3387 * ipa-prop.c (prune_expression_for_jf_1): New function.
3388 (prune_expression_for_jf): Clear EXPR_LOCATION for all
3389 sub-expressions as well.
3391 2012-10-10 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3393 * config.gcc: Enable zEC12 for with-arch and with-tune
3395 * common/config/s390/s390-common.c (processor_flags_table): Add
3397 * config/s390/2827.md: New file.
3398 * config/s390/s390-opts.h (enum processor_type): Add
3399 PROCESSOR_2827_ZEC12.
3400 * config/s390/s390.h (enum processor_flags): Add PF_ZEC12.
3401 (TARGET_CPU_ZEC12, TARGET_ZEC12): New macro definitions.
3402 * config/s390/s390.c (zEC12_cost): New definition.
3403 (s390_option_override): Set costs for zEC12.
3404 Set parameter defaults for zEC12.
3405 (legitimate_reload_fp_constant_p): Adjust comment.
3406 (preferred_la_operand_p): Adjust comment.
3407 (s390_expand_insv): Generate insv pattern without CC clobber for zEC12.
3408 (s390_adjust_priority): Add zEC12 check.
3409 (s390_issue_rate): Return 2 for zEC12.
3410 (s390_reorg): Enable code optimizations for zEC12.
3411 (s390_sched_reorder): Reorder insns according to OOO attributes.
3412 (s390_get_sched_attrmask): New function.
3413 (s390_sched_score): New function.
3414 (s390_sched_variable_issue): Update s390_sched_state.
3415 (s390_sched_init): Reset s390_sched_state.
3416 (s390_loop_unroll_adjust): Enable for zEC12.
3417 * config/s390/s390.opt: Add zEC12 processor type value.
3418 * config/s390/s390.md: Enable mnemonic attribute.
3419 (attr cpu, cpu_facility): Add zEC12.
3421 ("*insv<mode>_zEC12", "*insv<mode>_zEC12_noshift")
3422 ("*load_and_trap<mode>"): New insn definition.
3423 ("*cmp_and_trap_unsigned_int<mode>"): Add clt and clgt.
3425 2012-10-09 David S. Miller <davem@davemloft.net>
3427 * config/sparc/sparc.md (type attribute): Add new types 'visl'
3428 (VIS logical operation), 'vismv' (VIS move), and 'pdistn'. Rename
3429 'fgm_pdist' to 'pdist'.
3430 (*movsi_insn): Use vismv and visl.
3431 (*movdi_insn_sp64): Likewise.
3432 (*movsf_insn): Likewise.
3433 (*movdf_insn_sp64): Likewise.
3434 (*mov<VM32:mode>_insn): Likewise, use 'fsrc2s' instead of 'fsrc1s'.
3435 (*mov<VM64:mode>_insn_sp64): Likewise, use 'fsrc2s'
3436 instead of 'fsrc1s'.
3437 (*mov<VM64:mode>_insn_sp32): Likewise, use 'fsrc2s'
3438 instead of 'fsrc1s'.
3439 (VIS logical instructions): Mark as visl.
3440 (pdist_vis): Use 'pdist'.
3441 (pditsn<mode>_vis): Use 'pdistn'.
3442 * config/sparc/ultra1_2.md: Adjust for new VIS attribute types.
3443 * config/sparc/ultra3.md: Likewise.
3444 * config/sparc/niagara.md: Likewise.
3445 * config/sparc/niagara2.md: Likewise.
3446 * config/sparc/niagara4.md: Add cpu units "n4_slot2" and
3447 "n4_load_store" for special store scheduling. Use them in load
3448 and store reservations. Integer divide and multiply can only
3449 issue in slot-1. Represent 1-cycle VIS moves and 3-cycle VIS
3452 2012-10-10 Dehao Chen <dehao@google.com>
3454 * tree-eh.c (lower_try_finally_onedest): Set correct location for
3456 * gimplify.c (gimplify_expr): Set correct location for TRY stmt.
3458 2012-10-10 Oleg Endo <olegendo@gcc.gnu.org>
3461 * config/sh/sh.md (extv, extzv): Check that operands[3] is zero,
3462 regardless of the endianness.
3464 2012-10-09 Lawrence Crowl <crowl@google.com>
3466 * Makefile.in (fold-const.o): Add depencence on hash-table.h.
3469 * fold-const.c (fold_checksum_tree): Change to new
3470 type-safe hash table.
3471 * (print_fold_checksum): Likewise.
3472 * cfg.c (var bb_original): Likewise.
3473 * (var bb_copy): Likewise.
3474 * (var loop_copy): Likewise.
3475 * hash-table.h (template hash_table): Constify parameters for find...
3476 and remove_elt... member functions.
3477 (hash_table::empty) Correct size expression.
3478 (hash_table::clear_slot) Correct deleted entry assignment.
3479 * dse.c (var rtx_group_table): Change to new type-safe hash table.
3481 2012-10-09 Steven Bosscher <steven@gcc.gnu.org>
3483 * basic-block. (profile_record): New struct, moved from passes.c.
3484 * cfghooks.h (struct cfg_hooks) <account_profile_record>: New hook.
3485 (account_profile_record): New prototype.
3486 * cfghooks.c (account_profile_record): New function.
3487 * tree-cfg.c (gimple_account_profile_record): New function
3488 (gimple_cfg_hooks): Add it.
3489 * cfgrtl.c (rtl_account_profile_record): New function
3490 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Add it.
3491 * passes.c (check_profile_consistency): Simplify. Move IR-dependent
3492 code around using cfghooks machinery.
3494 2012-10-09 Oleg Endo <olegendo@gcc.gnu.org>
3497 * doc/extend.texi (Target Builtins): Add SH built-in section.
3498 Document __builtin_thread_pointer and __builtin_set_thread_pointer.
3500 2012-10-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3503 * tree-ssa-loop-prefetch.c (gather_memory_references_ref):
3504 Perform non constant step prefetching in inner loop, only
3505 when it is invariant in the entire loop nest.
3506 * tree-ssa-loop-prefetch.c (dump_mem_details): New function to dump
3507 base, step and delta values of memeory reference analysed for
3509 * tree-ssa-loop-prefetch.c (dump_mem_ref): Call dump_mem_details
3510 to print base, step and delta values of memory reference.
3511 * cfgloop.h (loop_outermost): New function that returns outermost
3512 loop for a given loop in a loop nest.
3514 2012-10-09 Richard Guenther <rguenther@suse.de>
3517 * cfgexpand.c (expand_debug_source_expr): Move checking
3518 code conditional on a found decl_debug_args vector.
3520 2012-10-09 Richard Guenther <rguenther@suse.de>
3522 * tree-streamer.c (streamer_tree_cache_get): Move ...
3523 * tree-streamer.h (streamer_tree_cache_get): ... here as inline.
3525 2012-10-09 Jan Hubicka <jh@suse.cz>
3527 * loop-unroll.c (unroll_loop_constant_iterations): Add
3528 update of loop->nb_iterations_upper_bound I missed in my previous
3529 commit; use TRUNC_DIV_EXPR instead of FLOOR_DIV_EXPR to divide
3531 (decide_unroll_runtime_iterations): Avoid overflow.
3532 (unroll_loop_runtime_iterations): Use TRUNC_DIV_EXPR instead of
3533 FLOOR_DIV_EXPR to update iteration bounds.
3534 (decide_peel_simple): Avoid integer overflow when deciding
3535 on number of peelings.
3536 (decide_unroll_stupid): Likewise.
3538 2012-10-09 Tobias Burnus <burnus@net-b.de>
3540 * lto-cgraph.c (input_node_opt_summary): Remove unused code.
3541 * lto-opts.c (append_to_collect_gcc_options): Fix condition.
3542 * lto-symtab.c (lto_cgraph_replace_node): Don't xstrdup string
3543 which is passed to fprintf.
3545 2012-10-09 Paolo Carlini <paolo.carlini@oracle.com>
3548 * tree.h: Add EXPR_LOC_OR_LOC.
3550 2012-10-09 Nick Clifton <nickc@redhat.com>
3552 PR rtl-optimization/54739
3553 * config/mcore/mcore.md: (anddi3, iordi3, xordi3): Delete patterns.
3556 * config/mcore/mcore.c (mcore_output_movedouble): Fix typo.
3558 2012-10-09 Marc Glisse <marc.glisse@inria.fr>
3561 * fold-const.c (fold_binary_loc): Use build_zero_cst instead of
3562 build_int_cst for a potential vector.
3564 2012-10-08 Uros Bizjak <ubizjak@gmail.com>
3566 * config/i386/atom.md (atom_sse_4): Merge atom_sse_attr attibutes.
3567 (atom_sse_5): Ditto.
3569 2012-10-08 Marc Glisse <marc.glisse@inria.fr>
3572 * config/i386/i386.md (type attribute): Add sseadd1.
3573 (unit attribute): Add support for sseadd1.
3574 (memory attribute): Likewise.
3575 * config/i386/athlon.md: Likewise.
3576 * config/i386/core2.md: Likewise.
3577 * config/i386/atom.md: Likewise.
3578 * config/i386/ppro.md: Likewise.
3579 * config/i386/bdver1.md: Likewise.
3580 * config/i386/sse.md (sse3_h<plusminus_insn>v2df3): Split into...
3581 (sse3_haddv2df3): ... expander.
3582 (*sse3_haddv2df3): ... define_insn. Accept permuted operands.
3583 (sse3_hsubv2df3): ... define_insn.
3584 (*sse3_haddv2df3_low): New define_insn.
3585 (*sse3_hsubv2df3_low): New define_insn.
3587 2012-10-08 Jan Hubicka <jh@suse.cz>
3589 * loop-unswitch.c (unswitch_single_loop): Use
3590 estimated_loop_iterations_int to prevent unswitching when loop
3591 is known to not roll.
3592 * tree-ssa-loop-niter.c (estimated_loop_iterations): Do not segfault
3593 when SCEV is not initialized.
3594 (max_loop_iterations): Likewise.
3595 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Use
3596 estimated_loop_iterations_int to prevent unswithcing when
3597 loop is known to not roll.
3598 * tree-scalar-evolution.c (scev_initialized_p): New function.
3599 * tree-scalar-evolution.h (scev_initialized_p): Likewise.
3600 * loop-unroll.c (decide_peel_once_rolling): Use
3601 max_loop_iterations_int.
3602 (unroll_loop_constant_iterations): Update
3603 nb_iterations_upper_bound and nb_iterations_estimate.
3604 (decide_unroll_runtime_iterations): Use
3605 estimated_loop_iterations or max_loop_iterations;
3606 (unroll_loop_runtime_iterations): fix profile updating.
3607 (decide_peel_simple): Use estimated_loop_iterations
3608 and max_loop_iterations.
3609 (decide_unroll_stupid): Use estimated_loop_iterations
3610 ad max_loop_iterations.
3611 * loop-doloop.c (doloop_modify): Use max_loop_iterations_int.
3612 (doloop_optimize): Likewise.
3613 * loop-iv.c (iv_number_of_iterations): Use record_niter_bound.
3614 (find_simple_exit): Likewise.
3615 * cfgloop.h (struct niter_desc): Remove niter_max.
3617 2012-10-08 Marek Polacek <polacek@redhat.com>
3620 * var-tracking.c (vt_add_function_parameter): Use condition instead
3623 2012-10-08 Dehao Chen <dehao@google.com>
3625 * predict.c (predict_loops): Predict for short-circuit conditions.
3626 (predict_extra_loop_exits): New Function.
3628 2012-10-08 Steven Bosscher <steven@gcc.gnu.org>
3630 * bitmap.h (bitmap_and_into): Update prototype.
3631 * bitmap.c (bitmap_and_into): Return true if the target bitmap
3632 changed, false otherwise.
3634 * df.h (df_dump_insn_problem_function): New function type.
3635 (struct df_problem): Add two functions, to dump just before and
3637 (DF_RD_PRUNE_DEAD_DEFS): New changable flag.
3638 (df_dump_insn_top, df_dump_insn_bottom): New prototypes.
3639 * df-core (df_dump_region): Use dump_bb.
3640 (df_dump_bb_problem_data): New function.
3641 (df_dump_top, df_dump_bottom): Rewrite using df_dump_bb_problem_data.
3642 (df_dump_insn_problem_data): New function.
3643 (df_dump_insn_top, df_dump_insn_bottom): New functions.
3644 * df-scan.c (problem_SCAN): Add NULL fields for new members.
3645 * df-problems.c (df_rd_local_compute): Ignore hard registers if
3646 DF_NO_HARD_REGS is in effect.
3647 (df_rd_transfer_function): If DF_RD_PRUNE_DEAD_DEFS is in effect,
3648 prune reaching defs using the LR problem.
3649 (df_rd_start_dump): Fix dumping of DEFs map.
3650 (df_rd_dump_defs_set): New function.
3651 (df_rd_top_dump, df_rd_bottom_dump): Use it.
3652 (problem_RD): Add NULL fields for new members.
3653 (problem_LR, problem_LIVE): Likewise.
3654 (df_chain_bb_dump): New function.
3655 (df_chain_top_dump): Dump only for artificial DEFs and USEs,
3656 using df_chain_bb_dump.
3657 (df_chain_bottom_dump): Likewise.
3658 (df_chain_insn_top_dump, df_chain_insn_bottom_dump): New functions.
3659 (problem_CHAIN): Add them as new members.
3660 (problem_WORD_LR, problem_NOTE): Add NULL fields for new members.
3661 (problem_MD): Likewise.
3662 * cfgrtl.c (rtl_dump_bb): Use df_dump_insn_top and df_dump_insn_bottom.
3663 (print_rtl_with_bb): Likewise.
3665 * dce.c (init_dce): Use DF_RD_PRUNE_DEAD_DEFS.
3666 * loop-invariant.c (find_defs): Likewise.
3667 * loop-iv.c (iv_analysis_loop_init): Likewise.
3668 * ree.c (find_and_remove_re): Likewise.
3669 * web.c (web_main): Likewise.
3671 2012-10-08 Jason Merrill <jason@redhat.com>
3673 * config/rs6000/rs6000.c (rs6000_code_end): Protect the use of
3674 ASM_WEAKEN_DECL with #if RS6000_WEAK.
3676 2012-10-08 Richard Guenther <rguenther@suse.de>
3678 PR tree-optimization/54825
3679 * tree-ssa-sccvn.c (vn_nary_length_from_stmt): Handle BIT_FIELD_REF.
3680 (init_vn_nary_op_from_stmt): Likewise.
3681 * tree-ssa-pre.c (compute_avail): Use vn_nary_op_lookup_stmt.
3682 * tree-ssa-sccvn.h (sizeof_vn_nary_op): Avoid overflow.
3684 2012-10-08 Richard Guenther <rguenther@suse.de>
3686 * tree-ssa-pre.c (postorder_num): New global.
3687 (compute_antic): Initialize all blocks and adjust for
3689 (my_rev_post_order_compute): Remove.
3690 (init_pre): Use inverted_post_order_compute.
3692 2012-10-08 Bernd Schmidt <bernds@codesourcery.com>
3694 * sched-int.h (schedule_block): Adjust declaration.
3695 * sched-rgn.c (bb_state_array, bb_state): New static variables.
3696 (sched_rgn_init): Initialize them.
3697 (sched_rgn_free): Free them.
3698 (schedule_region): Save scheduling state for future blocks, and
3699 pass such state to schedule_block.
3700 * params.def (PARAM_SCHED_STATE_EDGE_PROB_CUTOFF): New.
3701 * doc/invoke.texi (--param): Document it.
3702 * haifa-sched.c (schedule_block): New arg init_state. Use it to
3703 initialize state if nonnull. All callers changed.
3704 Call advance_one_cycle after scheduling.
3706 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
3709 * doc/invoke.texi (AVR Options): Remove -mshort-calls.
3710 * config/avr/avr.opt (-mshort-calls): Remove option.
3711 * config/avr/avr.h (AVR_HAVE_JMP_CALL): Don't depend on
3714 2012-10-08 Oleg Endo <olegendo@gcc.gnu.org>
3717 * config/sh/sh.md (one_cmplsi2): Make insn_and_split. Add manual
3718 combine matching for an insn sequence where a ge:SI pattern
3721 2012-10-08 Dodji Seketeli <dodji@redhat.com>
3723 PR c++/53528 C++11 attribute support
3724 * plugin.h (register_scoped_attributes): Declare new function.
3725 * tree.h (enu attribute_flags::ATTR_FLAG_CXX_11): New flag.
3726 (lookup_scoped_attribute_spec, cxx_11_attribute_p)
3727 (get_attribute_name, get_attribute_namespace): Declare new functions.
3728 (struct attribute_spec): Remove const qualifier from the members.
3729 * tree.c (comp_type_attributes, private_lookup_attribute)
3730 (lookup_ident_attribute, remove_attribute, merge_attribute)
3731 (attribute_hash_list, attribute_list_contained): Use
3733 * attribs.c (decl_attributes): Don't crash on error_mark_node.
3734 Forbid c++11 attributes appertaining to type-specifiers.
3735 (attribute_hash): Remove global variable.
3736 (attributes_table): New global variable.
3737 (find_attribute_namespace, register_scoped_attribute): New static
3739 (register_scoped_attributes, lookup_scoped_attribute_spec)
3740 (cxx11_attribute_p, get_attribute_name, get_attribute_namespace):
3741 New public functions.
3742 (init_attributes): Register all the GNU attributes into the "gnu"
3744 (register_attribute): Use register_scoped_attribute to register
3745 the attribute into the "gnu" namespace.
3746 (lookup_attribute_spec): Use lookup_scoped_attribute_spec to
3747 lookup the attribute in the "gnu" namespace.
3748 (decl_attributes): Use new get_attribute_namespace and
3749 lookup_scoped_attribute_spec to consider attribute namespaces when
3750 looking up attributes. When operating in c++-11 mode, pass flag
3751 ATTR_FLAG_CXX11 to the spec handler.
3753 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
3756 * config/avr/avr.md (*add<mode>3, add<mode>3, addpsi3): Make
3757 constraint alternative "r,0,r" slighly more expensive.
3758 (sub<mode>3, andqi3, andhi3, andpsi3, andsi3): Ditto.
3759 (iorqi3, iorhi3, iorpsi3, iorsi3): Ditto.
3760 (xorhi3, xorpsi3, xorsi3): Ditto.
3762 2012-10-08 Oleg Endo <olegendo@gcc.gnu.org>
3765 * config/sh/sh.md (*mov<mode>_gbr_load, *mov<mode>_gbr_store): New
3766 insns and accompanying unnamed splits.
3767 * config/sh/predicates.md (general_movsrc_operand,
3768 general_movdst_operand): Reject GBR addresses.
3769 * config/sh/sh-protos.h (sh_find_equiv_gbr_addr): New declaration.
3770 * config/sh/sh.c (sh_address_cost, sh_legitimate_address_p,
3771 sh_secondary_reload): Handle GBR addresses.
3772 (base_reg_disp): New class.
3773 (sh_find_base_reg_disp, sh_find_equiv_gbr_addr): New functions.
3775 2012-10-08 Hans-Peter Nilsson <hp@bitrange.com>
3777 * config/mmix/mmix.c (mmix_output_octa): Don't assume
3778 HOST_WIDEST_INT_PRINT_HEX starts with "0x". Instead use
3779 HOST_WIDE_INT_PRINT_HEX_PURE, falling back to
3780 HOST_WIDEST_INT_PRINT_UNSIGNED.
3782 2012-10-07 Richard Sandiford <rdsandiford@googlemail.com>
3784 * machmode.h (GET_MODE_UNIT_PRECISION): New macro.
3785 * simplify-rtx.c (simplify_truncation): New function,
3786 extracted from simplify_subreg and (in small part) from
3787 simplify_unary_operation_1.
3788 (simplify_unary_operation_1) <TRUNCATE>: Use it. Remove sign bit
3789 test for !TRULY_NOOP_TRUNCATION_MODES_P.
3790 (simplify_subreg): Use simplify_truncate for lowpart subregs
3791 where both the inner and outer modes are scalar integers.
3792 * config/mips/mips.c (mips_truncated_op_cost): New function.
3793 (mips_rtx_costs): Adjust test for BADDU.
3794 * config/mips/mips.md (*baddu_di<mode>): Push truncates to operands.
3796 2012-10-07 Jan Hubicka <jh@suse.cz>
3798 * ipa-inline-analysis.c (do_estimate_edge_time): Return actual
3799 time spent by the inlined sequence.
3800 (do_estimate_edge_growth): Rename to ...
3801 (do_estimate_edge_time): ... this one; return size of inlined sequence.
3802 * ipa-inline.h (do_estimate_edge_size): New.
3803 (do_estimate_edge_growth): Remove.
3804 (estimate_edge_size): New function.
3805 (estimate_edge_growth): Use it.
3807 2012-10-07 Jan Hubicka <jh@suse.cz>
3809 * lto-cgraph.c (lto_symtab_encoder_new): New parameter FOR_INPUT.
3810 (lto_symtab_encoder_delete): Update.
3811 (lto_symtab_encoder_encode): Update.
3812 (compute_ltrans_boundary): Update.
3813 (input_symtab): Update.
3814 * lto-streamer.h (lto_symtab_encoder_new): Update.
3816 2012-10-07 Richard Sandiford <rdsandiford@googlemail.com>
3818 * config/mips/mips-protos.h (mips_split_type): New enum.
3819 (mips_split_64bit_move_p, mips_split_doubleword_move): Delete.
3820 (mips_split_move_p, mips_split_move, mips_split_move_insn_p)
3821 (mips_split_move_insn): Declare.
3822 * config/mips/mips.c (mips_tuning_info): New variable.
3823 (mips_load_store_insns): Use mips_split_move_insn_p instead of
3824 mips_split_64bit_move_p.
3825 (mips_emit_move_or_split, mips_mult_move_p): New functions.
3826 (mips_split_64bit_move_p): Rename to...
3827 (mips_split_move_p): ...this and take a mips_split_type argument.
3828 Generalize to all moves. Call mips_mult_move_p.
3829 (mips_split_doubleword_move): Rename to...
3830 (mips_split_move): ...this and take a mips_split_type argument.
3831 Assert that mips_split_move_p holds.
3832 (mips_insn_split_type, mips_split_move_insn_p, mips_split_move_insn):
3834 (mips_output_move): Use mips_split_move_p instead of
3835 mips_split_64bit_move_p. Handle MULT $0, $0 moves.
3836 (mips_save_reg): Use mips_emit_move_or_split.
3837 (mips_sim_reset): Assign to curr_state. Call targetm.sched.init
3839 (mips_sim_init): Call targetm.sched.init_dfa_pre_cycle_insn and
3840 targetm.sched.init_dfa_post_cycle_insn, if defined.
3841 (mips_sim_next_cycle): Assign to curr_state. Use advance_state
3842 instead of state_transition.
3843 (mips_sim_issue_insn): Assign to curr_state. Use
3844 targetm.sched.variable_issue to see how many more insns can be issued.
3845 (mips_seq_time, mips_mult_zero_zero_cost)
3846 (mips_set_fast_mult_zero_zero_p, mips_set_tuning_info)
3847 (mips_expand_to_rtl_hook): New functions.
3848 (TARGET_EXPAND_TO_RTL_HOOK): Define.
3849 * config/mips/mips.md (move_type): Add imul.
3850 (type): Map imul move_types to imul.
3851 (*movdi_32bit, *movti): Add imul alternatives.
3852 Use mips_split_move_insn_p and mips_split_move_insn instead of
3853 mips_split_64bit_move_p and mips_split_doubleword_move in move
3856 2012-10-06 Segher Boessenkool <segher@kernel.crashing.org>
3858 * config/rs6000/rs6000.c (print_operand) ['A']: Delete.
3860 2012-10-06 Paolo Carlini <paolo.carlini@oracle.com>
3863 * ginclude/stdint-wrap.h: In C++11 if __STDC_HOSTED__ define
3864 __STDC_LIMIT_MACROS and __STDC_CONSTANT_MACROS.
3865 * ginclude/stdint-gcc.h: In C++11 unconditionally define
3866 limit and constant macros.
3868 2012-10-06 Paolo Carlini <paolo.carlini@oracle.com>
3871 * ginclude/stddef.h: In C++11 mode declare nullptr_t in the global
3874 2012-10-06 Jan Hubicka <jh@suse.cz>
3878 * lto-streamer-out.c (produce_symtab): Cleanup; drop v1 API hack.
3880 2012-10-06 Dehao Chen <dehao@google.com>
3883 * gimple-low.c (lower_stmt): Set the block for call args.
3885 2012-10-06 Jan Hubicka <jh@suse.cz>
3887 * doc/invoke.texi (-fprofile-report): Document.
3888 * common.opt (-fprofile-report): New option.
3889 * toplev.c (finalize): Call dump_profile_report.
3890 * toplev.h (profile_report): Declare.
3891 * passes.c (profile_record): New static var.
3892 (check_profile_consistency): New function.
3893 (dump_profile_record): New function.
3894 (execute_one_ipa_transform_pass): Call check_profile_consistency.
3895 (execute_one_pass): Likewise.
3897 2012-10-06 Jan Hubicka <jh@suse.cz>
3900 * lto-streamer.h (lto_symtab_register_decl, lto_symtab_get_resolution,
3901 lto_mark_nothrow_fndecl, lto_fixup_nothrow_decls): Remove.
3902 * lto-symtab.c (lto_symtab_register_decl): Remove.
3904 2012-10-06 Andreas Schwab <schwab@linux-m68k.org>
3906 PR rtl-optimization/54739
3907 * config/m68k/m68k.md (anddi3, iordi3, xordi3, one_cmpldi2): Remove.
3909 2012-10-06 Oleg Endo <olegendo@gcc.gnu.org>
3912 * config/sh/sh.md (define_constants): Add UNSPECV_GBR.
3913 (get_thread_pointer, set_thread_pointer): New expanders.
3914 (load_gbr): Rename to store_gbr. Remove GBR_REG use.
3915 (store_gbr): New insn.
3916 * config/sh/sh.c (prepare_move_operands): Use gen_store_gbr instead of
3917 gen_load_gbr in TLS_MODEL_LOCAL_EXEC case.
3918 (sh1_builtin_p): New function.
3919 (signature_args): Add SH_BLTIN_VP.
3920 (bdesc): Add __builtin_thread_pointer and __builtin_set_thread_pointer.
3922 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3924 PR rtl-optimization/54739
3925 * config/pa/pa.md: Remove DImode and, not and, ior and xor patterns
3926 for 32-bit targets. Adjust expanders.
3928 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
3930 2012-10-05 Oleg Endo <olegendo@gcc.gnu.org>
3932 * config/sh/sh.c (builtin_description): Add is_enabled member.
3933 (shmedia_builtin_p): New function.
3934 (bdesc): Use shmedia_builtin_p for existing built-ins.
3935 (sh_media_init_builtins, sh_init_builtins): Merge into single function
3936 sh_init_builtins. Add is_enabled checking. Move variable declarations
3937 to where they are actually used.
3938 (sh_media_builtin_decl, sh_builtin_decl): Merge into single function
3939 sh_builtin_decl. Add is_enabled checking.
3940 (sh_expand_builtin): Move variable declarations to where they are
3943 2012-10-05 Jakub Jelinek <jakub@redhat.com>
3945 * tree-inline.c (expand_call_inline): Move VAR_DECLs with
3946 PARM_DECL origins from remapped DECL_INITIAL's BLOCK_VARS
3947 into id->block's BLOCK_VARS.
3950 * ipa-split.c (split_function): Add debug args and debug source
3951 and normal stmts for args_to_skip which are gimple regs.
3952 * tree-inline.c (copy_debug_stmt): When inlining, adjust source
3953 debug bind stmts to debug binds of corresponding DEBUG_EXPR_DECL.
3955 2012-10-05 Georg-Johann Lay <avr@gjlay.de>
3957 * config/avr/avr.md: Fix indentations of insn C snippets.
3959 2012-10-05 Richard Guenther <rguenther@suse.de>
3962 * tree-ssa-live.c (clear_unused_block_pointer_1): Look at
3963 DECL_DEBUG_EXPR again.
3965 2012-10-05 Jan Hubicka <jh@suse.cz>
3966 Jakub Jelinek <jakub@redhat.com>
3968 PR tree-optimization/33763
3969 * tree-inline.c (expand_call_inline): Silently ignore always_inline
3970 attribute for redefined extern inline functions.
3972 2012-10-04 Jan Hubicka <jh@suse.cz>
3974 * tree-vectorizer.h (vect_estimate_min_profitable_iters): Remove.
3975 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Declare here.
3976 (vect_analyze_loop_operations): Use loop count estimate to rule out
3977 unprofitable vectorization.
3978 (vect_estimate_min_profitable_iters): Return
3979 ret_min_profitable_estimate.
3981 2012-10-05 Jakub Jelinek <jakub@redhat.com>
3983 PR tree-optimization/54810
3984 * tree-vrp.c (register_edge_assert_for_2): Handle
3985 NAME = (unsigned) NAME2; if (NAME cmp CST) for
3986 narrowing casts to unsigned integral type like
3987 NAME = NAME2 & CST2; if (NAME cmp CST) where CST2
3988 is the max value of the unsigned integral type.
3990 2012-10-04 Jeff Law <law@redhat.com>
3993 * config/h8300/h8300.c (h8300_rtx_costs): Fix typo in CONST_INT case.
3995 2012-10-04 Jason Merrill <jason@redhat.com>
3997 * config/rs6000/rs6000.c (rs6000_code_end): Protect the use of
3998 ASM_WEAKEN_DECL with #if RS6000_WEAK.
4000 2012-10-04 Basile Starynkevitch <basile@starynkevitch.net>
4002 * gengtype.c (walk_type): Emit mark_hook when inside a
4003 struct of a union member.
4005 2012-10-04 Georg-Johann Lay <avr@gjlay.de>
4007 * config/avr/predicates.md (flash_operand): New predicate.
4008 * config/avr/avr.md (reload_in<mode>): Use it in operand 1 instead
4011 2012-10-04 Tobias Burnus <burnus@net-b.de>
4013 * gcc.c (record_temp_file, add_sysrooted_prefix, process_command,
4014 do_self_spec, compare_debug_dump_opt_spec_function): Plug memleaks.
4015 (do_spec_1): Ditto, fix out-of-bound access.
4016 * opts.c (common_handle_option): Plug memleak.
4018 2012-10-04 Jason Merrill <jason@redhat.com>
4020 * config/darwin.c (darwin_assemble_visibility): Treat
4021 VISIBILITY_INTERNAL as hidden.
4023 * config/darwin-c.c (find_subframework_file): Add missing const.
4024 (framework_construct_pathname): Likewise.
4026 2012-10-04 Florian Weimer <fweimer@redhat.com>
4028 * doc/cpp.texi (Pragmas): Document #pragma GCC warning, #pragma
4031 2012-10-04 Richard Guenther <rguenther@suse.de>
4034 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
4035 cleaning up the CFG.
4037 2012-10-04 Richard Guenther <rguenther@suse.de>
4040 * tree-streamer-out.c (write_ts_block_tree_pointers): For
4041 inlined functions outer scopes write the ultimate origin
4042 as BLOCK_ABSTRACT_ORIGIN and BLOCK_SOURCE_LOCATION.
4043 Do not stream the fragment chains.
4044 * tree-streamer-in.c (lto_input_ts_block_tree_pointers): Likewise.
4045 * dwarf2out.c (gen_subprogram_die): Handle NULL DECL_INITIAL.
4046 (dwarf2out_decl): Always output DECL_ABSTRACT function decls.
4048 2012-10-04 Arnaud Charlet <charlet@adacore.com>
4050 * dumpfile.h, dumpfile.c: Remove TDI_ada.
4052 2012-10-04 Yuri Rumyantsev <ysrumyan@gmail.com>
4054 * config/i386/i386.c (ix86_dep_by_shift_count_body) : Add
4055 check on reload_completed since it can be invoked before
4056 register allocation phase in pre-reload schedule.
4057 (ia32_multipass_dfa_lookahead) : Do not use dfa_lookahead for
4058 pre-reload schedule to save compile time.
4059 (ix86_sched_reorder) : Do not perform ready list reordering for
4060 pre-reload schedule to save compile time.
4061 (insn_is_function_arg) : New function. Returns true if lhs of insn is
4062 HW function argument register.
4063 (add_parameter_dependencies) : New function. Add output dependencies
4064 for chain of function adjacent arguments if only there is a move to
4065 likely spilled HW registers. Return first argument if at least one
4066 dependence was added or NULL otherwise.
4067 (avoid_func_arg_motion) : New function. Add output or anti dependency
4068 from insn to first_arg to restrict code motion.
4069 (add_dependee_for_func_arg) : New function. Avoid cross block motion of
4070 function argument through adding dependency from the first non-jump
4072 (ix86_dependencies_evaluation_hook) : New function. Hook for
4073 pre-reload schedule: avoid motion of function arguments passed in
4074 likely spilled HW registers.
4075 (ix86_adjust_priority) : New function. Hook for pre-reload schedule:
4076 set priority of moves from likely spilled HW registers to maximum to
4077 schedule them as soon as possible.
4078 (ix86_sched_init_global): Do not perform multipass scheduling for
4079 pre-reload schedule to save compile time.
4081 2012-10-04 Uros Bizjak <ubizjak@gmail.com>
4083 * configure.ac (noexception_flags): Add -fasynchronous-unwind-tables.
4084 * configure: Regenerate.
4086 2012-10-04 Kaz Kojima <kkojima@gcc.gnu.org>
4088 * config/sh/sh.c (sh_can_use_simple_return_p): Return false for
4089 SHmedia and SHcompact using call cookie.
4090 * config/sh/sh.md (epilogue): Emit non-inlined return insns for
4091 SHmedia and SHcompact using call cookie.
4093 2012-10-03 Oleg Endo <olegendo@gcc.gnu.org>
4096 * config/sh/sh.md (*mov_t_msb_neg): New insn and two accompanying
4097 unnamed split patterns.
4099 2012-10-03 Oleg Endo <olegendo@gcc.gnu.org>
4102 * config/sh/sh.c (parse_validate_atomic_model_option): Handle name
4103 strings in sh_atomic_model.
4104 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Move macro implementation
4106 * config/sh/sh-c.c (sh_cpu_cpp_builtins): ... this new function.
4107 Add __SH1__ and __SH2__ defines. Add __SH_ATOMIC_MODEL_*__ define.
4108 * config/sh/sh-protos.h (sh_atomic_model): Add name and cdef_name
4110 (sh_cpu_cpp_builtins): Declare new function.
4112 2012-10-03 Dehao Chen <dehao@google.com>
4115 * tree-cfg.c (move_block_to_fn): Update lexical block for phi_args.
4117 2012-10-03 Vladimir Makarov <vmakarov@redhat.com>
4119 * reginfo.c (max_regno_since_last_resize): New.
4120 (reg_preferred_class, reg_alternate_class): Add assert.
4121 (allocate_reg_info): Initialize allocated reg info.
4122 (resize_reg_info): Make bigger reg_info and initialize new memory.
4123 (reginfo_init): Initialize max_regno_since_last_resize.
4124 (setup_reg_classes): Change assert.
4126 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
4128 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
4129 in SSE and YMM state support check for -march=native.
4131 2012-10-03 Nick Clifton <nickc@redhat.com>
4133 * config/rx/rx.c (struct decl_chain): New local structure.
4134 (warned_decls): New local variable. Contains a stack of decls for
4135 which warnings have been issued.
4136 (add_warned_decl): Adds a decl to the stack.
4137 (already_warned): Returns true if a given decl is on the stack.
4138 (rx_set_current_function): Issue a warning if multiple fast
4139 interrupt handlers are defined.
4140 * config/rx/rx.opt (mwarn-multiple-fast-interrupts): New option.
4141 * doc/invoke.texi: Document the option.
4143 2012-10-03 Mark Kettenis <kettenis@openbsd.org>
4145 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
4146 default_use_cxa_atexit to yes.
4148 2012-10-03 Jakub Jelinek <jakub@redhat.com>
4150 PR rtl-optimization/54792
4151 * sched-deps.c (find_modifiable_mems): Scan also TAIL insn.
4153 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
4156 * doc/invoke.texi: Document -mprefer-avx128.
4158 2012-10-02 Andrew Pinski <apinski@cavium.com>
4160 * simplify-rtx.c (simplify_unary_operation_1 <case TRUNCATE>):
4161 Don't optimize a truncate of a mem if it is a vector mode.
4163 2012-10-02 Alexandre Oliva <aoliva@redhat.com>
4166 * Makefile.in (VALTRACK_H): Add hash-table.h.
4167 * valtrack.h: Include hash-table.h.
4168 (struct dead_debug_global_entry): New.
4169 (struct dead_debug_hash_descr): New.
4170 (struct dead_debug_global): New.
4171 (struct dead_debug): Rename to...
4172 (struct dead_debug_local): ... this. Adjust all uses.
4173 (dead_debug_global_init, dead_debug_global_finish): New.
4174 (dead_debug_init): Rename to...
4175 (dead_debug_local_init): ... this. Adjust all callers.
4176 (dead_debug_finish): Rename to...
4177 (dead_debug_local_finish): ... this. Adjust all callers.
4178 * valtrack.c (dead_debug_global_init): New.
4179 (dead_debug_init): Rename to...
4180 (dead_debug_local_init): ... this. Take global parameter.
4181 Save it and initialize used bitmap from it.
4182 (dead_debug_global_find, dead_debug_global_insert): New.
4183 (dead_debug_global_replace_temp): New.
4184 (dead_debug_promote_uses): New.
4185 (dead_debug_finish): Rename to...
4186 (dead_debug_local_finish): ... this. Promote remaining uses.
4187 (dead_debug_global_finish): New.
4188 (dead_debug_add): Try to replace global temps first.
4189 (dead_debug_insert_temp): Support global replacements.
4190 * dce.c (word_dce_process_block, dce_process_block): Add
4191 global_debug parameter. Pass it on.
4192 (fast_dce): Initialize, pass on and finalize global_debug.
4193 * df-problems.c (df_set_unused_notes_for_mw): Adjusted.
4194 (df_create_unused_notes, df_note_bb_compute): Likewise.
4195 (df_note_compute): Justify local-only dead debug analysis.
4197 2012-10-02 Alexandre Oliva <aoliva@redhat.com>
4200 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
4203 2012-10-02 Alexandre Oliva <aoliva@redhat.com>
4206 * var-tracking.c (vt_add_function_parameter): Bail if
4209 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
4212 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
4213 (XSTATE_FP): Likewise.
4214 (XSTATE_SSE): Likewise.
4215 (XSTATE_YMM): Likewise.
4216 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
4217 SSE and YMM states aren't supported.
4219 2012-10-02 Richard Sandiford <rdsandiford@googlemail.com>
4221 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el): Merge into...
4222 (*baddu_si): ...this new pattern.
4224 2012-10-02 Richard Sandiford <rdsandiford@googlemail.com>
4226 * ira-int.h (target_ira_int): Add x_ira_useful_class_mode_regs.
4227 (ira_useful_class_mode_regs): New macro.
4228 * ira.c (clarify_prohibited_class_mode_regs): Set up
4229 ira_useful_class_mode_regs.
4230 * ira-color.c (setup_profitable_hard_regs): Use it to initialise
4231 profitable_hard_regs.
4233 2012-10-02 Richard Sandiford <rdsandiford@googlemail.com>
4235 * ira.h (target_ira): Add x_ira_class_singleton.
4236 (ira_class_singleton): New macro.
4237 * ira.c (setup_prohibited_class_mode_regs): Set up ira_class_singleton.
4238 * ira-build.c (update_conflict_hard_reg_costs): Use
4239 ira_class_singleton to check for classes with a single
4240 allocatable register.
4241 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Likewise.
4242 (single_reg_class): Likewise. When more than one class is specified,
4243 check whether they have the same singleton register.
4244 (process_single_reg_class_operands): Require single_reg_class
4245 to return NO_REGS or a class with a single allocatable register.
4246 Obtain that register from ira_class_singleton.
4248 2012-10-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4250 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
4251 -mcpu=<xxx> is not specified and the compiler is not configured
4252 using --with-cpu=<xxx>, use the bits from the TARGET_DEFAULT to
4253 set the initial options.
4255 2012-10-02 Sharad Singhai <singhai@google.com>
4258 * tree-vect-stmts.c (vectorizable_operation): Add missing return.
4260 2012-10-02 David Edelsohn <dje.gcc@gmail.com>
4262 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
4263 set TARGET_ALTIVEC_VRSAVE for TARGET_ELF.
4264 (rs6000_stack_info): Only set vrsave_mask if TARGET_ALTIVEC_VRSAVE.
4266 2012-10-02 Jakub Jelinek <jakub@redhat.com>
4268 PR tree-optimization/54713
4269 * expr.c (categorize_ctor_elements_1): Don't assume purpose is
4271 * tree-cfg.c (verify_gimple_assign_single): Add verification of
4272 vector CONSTRUCTORs.
4273 * tree-ssa-sccvn.c (vn_reference_lookup_3): For VECTOR_TYPE
4274 CONSTRUCTORs, don't do anything if element type is VECTOR_TYPE,
4275 and don't check index.
4276 * tree-vect-slp.c (vect_get_constant_vectors): VIEW_CONVERT_EXPR ctor
4277 elements first if their type isn't compatible with vector element type.
4279 2012-10-02 Eric Botcazou <ebotcazou@adacore.com>
4281 * tree.h (DECL_NONLOCAL_FRAME): New macro.
4282 * tree-nested.c (get_frame_type): Set DECL_NONLOCAL_FRAME.
4283 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Stream in
4284 DECL_NONLOCAL_FRAME flag.
4285 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Stream out
4286 DECL_NONLOCAL_FRAME flag.
4288 2012-10-02 Marc Glisse <marc.glisse@inria.fr>
4290 * tree-ssa-forwprop.c (forward_propagate_into_cond): Don't use
4291 boolean_type_node for vectors.
4293 2012-10-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4295 * config/rs6000/rs6000.c (toplevel): Include dumpfile.h.
4296 (rs6000_density_test): Rework to accommodate 09-30 change by
4299 * config/rs6000/t-rs6000 (rs6000.o): Add dumpfile.h dependency.
4301 2012-10-01 Dehao Chen <dehao@google.com>
4304 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Use
4305 LOCATION_LOCUS to compare with UNKNOWN_LOCATION.
4306 (slpeel_tree_peel_loop_to_edge): Likewise.
4307 * tree-vectorizer.c (vectorize_loops): Likewise.
4309 2012-10-01 Andrew MacLeod <amacleod@redhat.com>
4312 * optabs.c (expand_atomic_fetch_op_no_fallback): New. Factored code
4313 from expand_atomic_fetch_op.
4314 (expand_atomic_fetch_op): Try atomic_{add|sub} operations in terms of
4315 the other one if direct opcode fails.
4317 2012-10-01 Uros Bizjak <ubizjak@gmail.com>
4319 PR rtl-optimization/54457
4320 * simplify-rtx.c (simplify_subreg):
4321 Simplify (subreg:M (op:N ((x:N) (y:N)), 0)
4322 to (op:M (subreg:M (x:N) 0) (subreg:M (x:N) 0)), where
4323 the outer subreg is effectively a truncation to the original mode M.
4325 2012-10-01 Richard Guenther <rguenther@suse.de>
4327 * builtins.def (ATTR_MATHFN_FPROUNDING): Do not use no-vops
4328 with -frounding-math.
4329 * builtin-attrs.def (ATTR_PURE_NOTHROW_NOVOPS_LIST): Remove.
4330 (ATTR_PURE_NOTHROW_NOVOPS_LEAF_LIST): Likewise.
4332 2012-10-01 Eric Botcazou <ebotcazou@adacore.com>
4334 * tree.h (copy_mem_ref_info): Delete.
4335 * tree-ssa-address.c (copy_mem_ref_info): Likewise.
4336 (maybe_fold_tmr): Copy flags manually.
4337 * tree-ssa-loop-im.c (simple_mem_ref_in_stmt): Rewrite.
4339 2012-10-01 Marc Glisse <marc.glisse@inria.fr>
4341 * simplify-rtx.c (simplify_binary_operation_1) <VEC_SELECT>:
4342 Detect the identity.
4343 <VEC_CONCAT>: Handle VEC_SELECTs from the same vector.
4345 2012-10-01 Oleg Endo <olegendo@gcc.gnu.org>
4348 * config/sh/sh.opt (matomic-model): New option.
4349 (msoft-atomic): Mark as deprecated and alias to
4350 matomic-model=soft-gusa.
4351 (mhard-atomic): Delete.
4352 * config/sh/predicates.md (gbr_displacement): New predicate.
4353 * config/sh/sh-protos.h (sh_atomic_model): New struct.
4354 (selected_atomic_model): New declaration.
4355 (TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT, TARGET_ATOMIC_SOFT_GUSA,
4356 TARGET_ATOMIC_HARD_LLCS, TARGET_ATOMIC_SOFT_TCB,
4357 TARGET_ATOMIC_SOFT_TCB_GBR_OFFSET_RTX, TARGET_ATOMIC_SOFT_IMASK):
4359 * config/sh/linux.h (SUBTARGET_OVERRIDE_OPTIONS): Adapt setting to
4360 default atomic model.
4361 * config/sh/sh.c (selected_atomic_model_): New global variable.
4362 (selected_atomic_model, parse_validate_atomic_model_option): New
4364 (sh_option_override): Replace atomic selection checks with call to
4365 parse_validate_atomic_model_option.
4366 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
4367 UNSUPPORTED_HARD_ATOMIC_CPU): Delete.
4368 (DRIVER_SELF_SPECS): Remove atomic checks.
4369 config/sh/sync.md: Update documentation comments.
4370 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
4371 atomic_fetch_<fetchop_name><mode>, atomic_fetch_nand<mode>,
4372 atomic_<fetchop_name>_fetch<mode>, atomic_nand_fetch<mode>): Use
4373 TARGET_ATOMIC_ANY as condition. Add TARGET_ATOMIC_STRICT check for
4374 SH4A case. Handle new TARGET_ATOMIC_SOFT_TCB and
4375 TARGET_ATOMIC_SOFT_IMASK cases.
4376 (atomic_test_and_set): Handle new TARGET_ATOMIC_SOFT_TCB and
4377 TARGET_ATOMIC_SOFT_IMASK cases.
4378 (atomic_compare_and_swapsi_hard, atomic_exchangesi_hard,
4379 atomic_fetch_<fetchop_name>si_hard, atomic_fetch_nandsi_hard,
4380 atomic_<fetchop_name>_fetchsi_hard, atomic_nand_fetchsi_hard):
4381 Add TARGET_ATOMIC_STRICT check.
4382 (atomic_compare_and_swap<mode>_hard, atomic_exchange<mode>_hard,
4383 atomic_fetch_<fetchop_name><mode>_hard, atomic_fetch_nand<mode>_hard,
4384 atomic_<fetchop_name>_fetch<mode>_hard, atomic_nand_fetch<mode>_hard,
4385 atomic_test_and_set_hard): Use TARGET_ATOMIC_HARD_LLCS condition.
4386 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
4387 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
4388 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
4389 atomic_test_and_set_soft): Append _gusa to the insn names and use
4390 TARGET_ATOMIC_SOFT_GUSA as condition.
4391 (atomic_compare_and_swap<mode>_soft_tcb,
4392 atomic_exchange<mode>_soft_tcb,
4393 atomic_fetch_<fetchop_name><mode>_soft_tcb,
4394 atomic_fetch_nand<mode>_soft_tcb,
4395 atomic_<fetchop_name>_fetch<mode>_soft_tcb,
4396 atomic_nand_fetch<mode>_soft_tcb, atomic_test_and_set_soft_tcb):
4398 (atomic_compare_and_swap<mode>_soft_imask,
4399 atomic_exchange<mode>_soft_imask,
4400 atomic_fetch_<fetchop_name><mode>_soft_imask,
4401 atomic_fetch_nand<mode>_soft_imask,
4402 atomic_<fetchop_name>_fetch<mode>_soft_imask,
4403 atomic_nand_fetch<mode>_soft_imask, atomic_test_and_set_soft_imask):
4405 * doc/invoke.texi (SH Options): Document new matomic-model option.
4406 Remove msoft-atomic and mhard-atomic options.
4408 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4411 * config/s390/s390.c (s390_option_override): Add missing break.
4413 2012-09-30 Sharad Singhai <singhai@google.com>
4415 * dumpfile.c: New file with parts moved from tree-dump.c.
4416 (pflags): New variable.
4418 (alt_dump_file): Ditto.
4419 (dump_files): Update to include additional fields.
4420 (struct dump_option_value_info): Add additional entries.
4421 (get_dump_file_name): Use command line filename if available.
4422 (dump_open_alternate_stream): New function.
4424 (dump_gimple_stmt): Ditto.
4425 (dump_gimple_stmt_loc): Ditto.
4426 (dump_generic_expr): Ditto.
4427 (dump_generic_expr_loc): Ditto.
4428 (dump_printf): Ditto.
4429 (dump_printf_loc): Ditto.
4430 (dump_start): Ditto.
4431 (dump_finish): Ditto.
4432 (dump_begin): Ditto.
4433 (dump_enabled_p): Return true if either of the dump types is enabled.
4434 (dump_initialized_p): Return true if either type of dump is
4436 (dump_end): Do not close standard streams.
4437 (dump_enable_all): Handle filenames for regular dumps.
4438 (dump_switch_p_1): Handle command-line dump filenames.
4439 (opt_info_enable_all): New function.
4440 (opt_info_switch_p_1): Ditto.
4441 (opt_info_switch_p): Ditto.
4442 (dump_kind_p): Ditto.
4443 (dump_basic_block): Ditto.
4444 (dump_combine_total_stats): Ditto.
4445 (dump_remap_tree_vectorizer_verbose): Ditto.
4446 * gimple-pretty-print.h: Rename dump_gimple_stmt to
4447 pp_gimple_stmt_1. All callers updated.
4449 2012-09-30 Sharad Singhai <singhai@google.com>
4451 * doc/invoke.texi: Add documentation for the new -fopt-info option.
4452 * tree-dump.c: Move general dump file related functionality into
4453 dumpfile.c. Remove unneeded headers.
4454 * tree-dump.h: Move function declarations into dumpfile.h.
4455 * dumpfile.h: Include "line-map.h". Add defines for MSG flags.
4456 (struct dump_file_info): Move here from tree-dump.c. Rename flags
4457 to pflags, state to pstate, stream to pstream, filename to
4458 pfilename. All callers updated. Add alt_flags, alt_state,
4459 alt_filenmae, alt_stream.
4460 * tree-vectorizer.c: Include "dumpfile.h". Remove vect_dump.
4461 (vect_set_dump_settings): Remove.
4462 (vect_print_dump_info): Ditto.
4463 * tree-vectorizer.h: Remove declaration of vect_dump and
4464 vect_print_dump_info.
4465 * tree-vect-loop.c: Include "dumpfile.h". Use new dump style.
4466 * tree-vect-data-refs.c: Ditto.
4467 * tree-vect-stmts.c: Ditto.
4468 * tree-vect-slp.c: Ditto.
4469 * tree-vect-patterns.c: Ditto.
4470 * tree-vect-loop-manip.c: Ditto.
4471 * opts.c (vect_set_verbosity_level): Remove.
4472 (common_handle_option): Handle -fopt-info flag. Deprecate
4473 -ftree-vectorizer-verbose.
4474 * tree-parloops.c (gather_scalar_reductions): Remove reference to
4476 * flag-types.h: Remove vect_verbosity_levels.
4477 * common.opt: Add -fopt-info. Deprecate -ftree-vectorizer-verbose.
4478 * opts-global.c (dump_remap_tree_vectorizer_verbose): New function.
4479 (handle_common_deferred_options): Handle -fopt-info and
4480 -ftree-vectorizer-verbose.
4481 * Makefile.in: Add dumpfile.o.
4482 (tree-dump.o): Update dependencies.
4483 (tree-vect-loop.o): Ditto.
4484 (tree-vect-loop-manip.o): Ditto.
4485 (tree-vect-slp.o): Ditto.
4486 (tree-vect-stmts.o): Ditto.
4487 (tree-vectorizer.o): Ditto.
4489 * passes.c (finish_optimization_passes): Instead of using
4490 dump_begin/dump_end, use dump_start/dump_finish. Do not use dump_file.
4491 (pass_init_dump_file): Ditto.
4493 2012-09-30 Joern Rennecke <joern.rennecke@embecosm.com>
4495 PR rtl-optimization/38449:
4496 * hooks.c (hook_bool_const_rtx_const_rtx_true): New function.
4497 * hooks.h (hook_bool_const_rtx_const_rtx_true): Declare.
4498 * target.def: Merge in definitions and documentation for
4499 TARGET_CAN_FOLLOW_JUMP.
4500 * doc/tm.texi.in: Add documentation locations for the above.
4501 * doc/tm.texi: Regenerate.
4502 * reorg.c (follow_jumps): New parameters jump and crossing.
4503 Changed all callers.
4505 2012-09-30 Eric Botcazou <ebotcazou@adacore.com>
4507 * reorg.c (relax_delay_slots): Use delay_insn consistently.
4509 * config/sparc/sparc.c (gen_stack_pointer_dec): Delete.
4510 (sparc_expand_epilogue): Use gen_stack_pointer_inc and adjust.
4511 (sparc_flat_expand_epilogue): Likewise.
4512 (emit_and_preserve): Likewise.
4513 (sparc_fold_builtin): Fix thinko in latest change.
4515 2012-09-30 Andreas Schwab <schwab@linux-m68k.org>
4517 * config/m68k/m68k.md: Add names to bitfield insert and extract
4519 (*insv_8_16_reg): Remove constraints and conditions that assume
4520 that operand 0 could be a MEM.
4521 (*extzv_8_16_reg, *extv_8_16_reg): Likewise, for operand 1.
4523 2012-09-30 Jan Hubicka <jh@suse.cz>
4525 * cfgloop.c (scale_loop_profile): Move to...
4526 * cfgloopmanip.c (scale_loop_profile): .. here; use
4527 scale_loop_frequencies.
4528 (loopify): Use RDIV.
4530 2012-09-28 Jan Hubicka <jh@suse.cz>
4532 * tree-call-cdce.c (shrink_wrap_one_built_in_call): Update profile.
4534 2012-09-28 Jan Hubicka <jh@suse.cz>
4536 * function.c (dup_block_and_redirect): Update profile.
4538 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
4540 * config.gcc: Replace 'host' with 'target' when configuring for
4541 powerpc64*-*-freebsd.
4543 2012-09-29 Marc Glisse <marc.glisse@inria.fr>
4545 * tree.c (truth_type_for): New function.
4546 * tree.h (truth_type_for): Declare.
4547 * gimple-fold.c (and_comparisons_1): Call it.
4548 (or_comparisons_1): Likewise.
4549 * tree-ssa-forwprop.c (forward_propagate_into_cond): Don't use
4550 boolean_type_node for vectors.
4552 2012-09-28 Jan Hubicka <jh@suse.cz>
4554 * basic-block.h (RDIV): Define.
4555 (EDGE_FREQUENCY): Simplify.
4556 (check_probability, combine_probabilities, apply_probability,
4557 inverse_probability): New.
4558 * cfgloop.c (scale_loop_profile): New function.
4559 * cfgloop.h (scale_loop_profile): Declare.
4560 (slpeel_add_loop_guard): Add probability parameter.
4561 (set_prologue_iterations): Add probability parameter.
4562 (slpeel_tree_peel_loop_to_edge): Add bound1 and bound2 parameters;
4563 update probabilities correctly.
4564 (vect_do_peeling_for_alignment, vect_gen_niters_for_prolog_loop): New.
4566 2012-09-20 Bernd Schmidt <bernds@codesourcery.com>
4569 * sched-deps.c (parse_add_or_inc): Remove MINUS handling. Take
4570 STACK_GROWS_DOWNWARD into account.
4572 2012-09-28 Jakub Jelinek <jakub@redhat.com>
4575 * config/i386/predicates.md (nonimmediate_or_const_vector_operand):
4577 * config/i386/i386.c (ix86_expand_vector_logical_operator): New
4579 * config/i386/i386-protos.h (ix86_expand_vector_logical_operator): New
4581 * config/i386/sse.md (<code><mode>3 VI logic): Use it.
4583 PR tree-optimization/54713
4584 * fold-const.c (vec_cst_ctor_to_array): Give up if vector CONSTRUCTOR
4585 has vector elements.
4586 (fold_ternary_loc) <case BIT_FIELD_REF>: Likewise.
4587 * tree-vect-generic.c (vector_element): Don't rely on CONSTRUCTOR elts
4588 indexes. Use BIT_FIELD_REF if CONSTRUCTOR has vector elements.
4589 (lower_vec_perm): Use NULL_TREE CONSTRUCTOR indexes.
4591 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
4593 * config/avr/avr.md (adjust_len): Add lpm.
4594 (reload_in<mode>): Use avr_out_lpm for output. Use "lpm" for
4596 * config/avr/avr-protos.h (avr_out_lpm): New prototype.
4597 * config/avr/avr.c (avr_out_lpm): Make global.
4598 (adjust_insn_length): Handle ADJUST_LEN_LPM.
4600 2012-09-28 Richard Guenther <rguenther@suse.de>
4603 * lto-streamer-out.c (tree_is_indexable): Make PARM_DECLs global.
4604 (lto_output_tree_ref): Handle references to them.
4605 (output_function): Do not output function arguments again.
4606 * lto-streamer-in.c (input_function): Do not input arguments
4607 again, nor overwrite them.
4609 2012-09-28 Richard Guenther <rguenther@suse.de>
4611 * cgraph.h (symtab_node_base): Re-order and pack fields.
4613 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
4615 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
4617 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
4619 PR rtl-optimization/52543
4620 * config/avr/avr.c (avr_mode_dependent_address_p): Return true for
4621 all non-generic address spaces.
4622 (TARGET_SECONDARY_RELOAD): New hook define to...
4623 (avr_secondary_reload): ...this new static function.
4624 * config/avr/avr.md (reload_in<mode>): New insns.
4626 Undo r185605 (mostly):
4627 * config/avr/avr-protos.h (avr_load_lpm): Remove.
4628 * config/avr/avr.c (avr_load_libgcc_p): Don't restrict to __flash
4630 (avr_out_lpm): Also handle loads > 1 byte.
4631 (avr_load_lpm): Remove.
4632 (avr_find_unused_d_reg): New static function.
4633 (avr_out_lpm_no_lpmx): New static function.
4634 (adjust_insn_length): Remove ADJUST_LEN_LOAD_LPM.
4635 * config/avr/avr.md (unspec): Remove UNSPEC_LPM.
4636 (load_<mode>_libgcc): Use MEM instead of UNSPEC_LPM.
4637 (load_<mode>, load_<mode>_clobber): Remove.
4638 (mov<mode>): For multi-byte move from non-generic
4639 16-bit address spaces: Expand to *mov<mode> again.
4640 (load<mode>_libgcc): New expander.
4641 (split-lpmx): Remove split.
4643 2012-09-27 Dehao Chen <dehao@google.com>
4645 * tree.h (tree_constructor): Remove IS_UNKNOWN_LOCATION.
4646 (extern void protected_set_expr_location): Likewise.
4647 (function_args_iter_next): Likewise.
4648 (inlined_function_outer_scope_p): Likewise.
4649 * input.h (IS_UNKNOWN_LOCATION): Likewise.
4650 * fold-const.c (expr_location_or): Likewise.
4651 * lto-cgraph.c (output_node_opt_summary): Likewise.
4652 * dwarf2out.c (add_src_coords_attributes): Likewise.
4653 * tree-eh.c (lower_try_finally_dup_block): Likewise.
4654 * profile.c (branch_prob):
4655 * cfgexpand.c (expand_gimple_cond): Likewise.
4656 (expand_gimple_basic_block): Likewise.
4657 (construct_exit_block): Likewise.
4658 (gimple_expand_cfg): Likewise.
4659 * cfgcleanup.c (try_forward_edges): Likewise.
4660 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
4661 (dump_scope_block): Likewise.
4662 * ipa-prop.c (ipa_write_jump_function): Likewise.
4663 * rtl.h (extern void rtl_check_failed_flag): Likewise.
4664 * gimple.h (gimple_set_location): Likewise.
4665 (gimple_has_location): Likewise.
4666 * cfgrtl.c (unique_locus_on_edge_between_p): Likewise.
4667 (force_nonfallthru_and_redirect): Likewise.
4668 (fixup_reorder_chain): Likewise.
4669 (cfg_layout_merge_blocks): Likewise.
4671 2012-09-27 Meador Inge <meadori@codesourcery.com>
4673 * gcc-ar.c (main): Handle the returning of the sub-process error
4676 2012-09-27 Ulrich Weigand <ulrich.weigand@linaro.org>
4678 * lower-subreg.c (enum classify_move_insn): Rename
4679 SIMPLE_PSEUDO_REG_MOVE to DECOMPOSABLE_SIMPLE_MOVE.
4680 (find_decomposable_subregs): Update.
4681 (decompose_multiword_subregs): Add DECOMPOSE_COPIES parameter.
4682 Only mark pseudo-to-pseudo copies as DECOMPOSABLE_SIMPLE_MOVE
4683 if that parameter is true.
4684 (rest_of_handle_lower_subreg): Call decompose_multiword_subregs
4685 with DECOMPOSE_COPIES false.
4686 (rest_of_handle_lower_subreg2): Call decompose_multiword_subregs
4687 with DECOMPOSE_COPIES true.
4689 2012-09-27 Marek Polacek <polacek@redhat.com>
4691 * doc/gcov.texi (Gcov Data Files): Fix a typo.
4693 2012-09-27 Jakub Jelinek <jakub@redhat.com>
4696 * simplify-rtx.c (simplify_binary_operation_1): Perform
4697 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
4699 2012-09-27 Marc Glisse <marc.glisse@inria.fr>
4703 * doc/extend.texi (Vector Extensions): C++ improvements.
4704 Power of 2 size requirement.
4706 2012-09-27 Richard Guenther <rguenther@suse.de>
4709 * lto-symtab.c (resolution_guessed_p): Remove.
4710 (set_resolution_guessed): Likewise.
4711 (lto_symtab_register_decl): Remove assert.
4712 (lto_symtab_resolve_symbols): Do not alter symbol resolutions
4713 and return the prevailing symbol, checking for multiple prevailing
4715 (lto_symtab_merge_decls_1): Use the result from
4716 lto_symtab_resolve_symbols. Do not alter symbol resolutions.
4718 2012-09-26 Steve Ellcey <sellcey@mips.com>
4721 * doc/install.texi: Fix example.
4723 2012-09-26 Dehao Chen <dehao@google.com>
4725 * tree-ssa-live.c (clear_unused_block_pointer): Use explicitit (void)
4726 for function parameter.
4727 (remove_unused_locals): Don't use LOCATION_BLOCK if it is NULL.
4729 2012-09-26 Oleg Endo <olegendo@gcc.gnu.org>
4731 * doc/extend.texi (bswap Builtins): Change signed types to unsigned
4734 2012-09-26 Ian Lance Taylor <iant@google.com>
4736 * diagnostic.c (bt_callback): Cast pc when calling fprintf.
4738 2012-09-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4740 PR tree-optimization/54674
4741 * gimple-ssa-strength-reduction.c (analyze_increments): Don't
4742 introduce a multiplication with a pointer operand.
4744 2012-09-26 Georg-Johann Lay <avr@gjlay.de>
4747 * doc/tm.texi.in (TARGET_MODE_DEPENDENT_ADDRESS_P): Document new
4748 parameter addrspace.
4749 * doc/tm.texi: Regenerate.
4750 * target.def (mode_dependent_address_p): Add addr_space_t parameter.
4751 * targhooks.h (default_mode_dependent_address_p): Ditto.
4752 * targhooks.c (default_mode_dependent_address_p): Ditto.
4753 * expr.c (convert_move): Pass address space to
4754 mode_dependent_address_p.
4755 * combine.c (combine_simplify_rtx): Ditto.
4756 (make_extraction): Ditto.
4757 (simplify_shift_const_1): Ditto.
4758 (gen_lowpart_for_combine): Ditto.
4759 * lower-subreg.c (simple_move_operand): Ditto.
4760 * recog.c (simplify_while_replacing): Ditto.
4761 (offsettable_address_addr_space_p): Ditto.
4762 (mode_dependent_address_p): Ditto.
4763 * simplify-rtx.c (simplify_unary_operation_1): Ditto.
4764 (simplify_subreg): Ditto.
4765 * config/m68k/m68k.md: Ditto.
4766 * config/vax/vax.md: Ditto.
4767 * config/vax/constraints.md (Q): Ditto.
4768 * config/vax/predicates.md (indexed_memory_operand): Ditto.
4769 * config/alpha/alpha.c (alpha_mode_dependent_address_p): Add
4770 unused addr_space_t parameter.
4771 * config/avr/avr.c (avr_mode_dependent_address_p): Ditto.
4772 * config/h8300/h8300.c (h8300_mode_dependent_address_p): Ditto.
4773 * config/m32r/m32r.c (m32r_mode_dependent_address_p): Ditto.
4774 * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): Ditto.
4775 * config/rx/rx.c (rx_mode_dependent_address_p): Ditto.
4776 * config/sparc/sparc.c (sparc_mode_dependent_address_p): Ditto.
4777 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
4779 * config/vax/vax.c (vax_mode_dependent_address_p): Ditto.
4780 * config/xtensa/xtensa.c (xtensa_mode_dependent_address_p): Ditto.
4782 2012-09-26 Christophe Lyon <christophe.lyon@linaro.org>
4784 * tree-ssa-math-opts.c (bswap_stats): Add found_16bit field.
4785 (execute_optimize_bswap): Add support for builtin_bswap16.
4787 2012-09-26 Richard Guenther <rguenther@suse.de>
4789 * tree.h (DECL_IS_BUILTIN): Compare LOCATION_LOCUS.
4791 2012-09-26 Ian Lance Taylor <iant@google.com>
4793 * diagnostic.c: Include "demangle.h" and "backtrace.h".
4794 (bt_stop): New static array.
4795 (bt_callback, bt_err_callback): New static functions.
4796 (diagnostic_action_after_output): Call backtrace_full for DK_ICE.
4797 * Makefile.in (BACKTRACE): New variable.
4798 (BACKTRACEINC, LIBBACKTRACE): New variables.
4799 (BACKTRACE_H): New variable.
4800 (LIBDEPS, LIBS): Add $(LIBBACKTRACE).
4801 (INCLUDES): Add $(BACKTRACEINC).
4802 (diagnostic.o): Depend upon $(DEMANGLE_H) and $(BACKTRACE_H).
4804 2012-09-25 Segher Boessenkool <segher@kernel.crashing.org>
4808 * config/rs6000/rs6000.md (ne0si): Remove unnecessary
4809 earlyclobber. Merge with...
4812 (plus_ne0si): Merge with...
4813 (plus_ne0di): ... to...
4814 (plus_ne0_<mode>): New.
4815 (compare_plus_ne0si): Merge with...
4816 (compare_plus_ne0di)... to...
4817 (compare_plus_ne0_<mode>): New.
4818 (compare_plus_ne0_<mode>_1): New.
4819 (plus_ne0si_compare): Merge with...
4820 (plus_ne0di_compare)... to...
4821 (plus_ne0_<mode>_compare): New.
4823 2012-09-25 Oleg Endo <olegendo@gcc.gnu.org>
4826 * config/sh/constraints.md (Jhb): New constraint.
4827 * config/sh/predicates.md (negt_reg_shl31_operand): New predicate.
4828 * config/sh/sh.md (rotrsi3): New expander.
4829 (rotrsi3_1, *rotrsi3_1, *rotlsi3_1): New insns.
4830 (rotlsi3, rotlhi3): Use const_int_operand predicate instead of
4831 immediate_operand and remove CONST_INT_P checks in expansion code.
4832 (*rotcr): Cleanup variable usage. Handle preceding nott insn. Add
4833 split with swapped operands.
4834 (*rotcr_neg_t, *movt_msb, *negt_msb): New insns and splits.
4836 2012-09-25 Aldy Hernandez <aldyh@redhat.com>
4839 * trans-mem.c (expand_call_tm): Handle late built built-ins.
4841 2012-09-25 Georg-Johann Lay <avr@gjlay.de>
4844 * config/avr/avr-log.c (avr_double_int_pop_digit): Rewrite using
4845 double_int::udivmod.
4847 2012-09-25 Georg-Johann Lay <avr@gjlay.de>
4849 * config/avr/avr.c (avr_set_current_function): Check cfun->machine
4852 2012-09-25 Georg-Johann Lay <avr@gjlay.de>
4855 * config/avr/t-avr: Use ALL_COMPILERFLAGS instead of ALL_CFLAGS
4856 for sources compiled with COMPILER.
4858 2012-09-25 Richard Guenther <rguenther@suse.de>
4861 * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Do not merge
4862 cgraph nodes for builtins.
4864 2012-09-25 Jakub Jelinek <jakub@redhat.com>
4866 PR tree-optimization/54676
4867 * tree-vrp.c (set_and_canonicalize_value_range): Handle
4868 one bit precision properly.
4871 * configure.ac (CFLAGS, CXXFLAGS): Remove -Ofast or -Og properly.
4872 * configure: Regenerated.
4874 2012-09-25 Georg-Johann Lay <avr@gjlay.de>
4877 * config/avr/avr.c (avr_map_decompose): Use double_int::from_uhwi
4878 instead of uhwi_to_double_int.
4880 2012-09-25 Richard Guenther <rguenther@suse.de>
4882 * lto-symtab.c (lto_symtab_merge_decls_1): Properly merge
4885 2012-09-25 Richard Guenther <rguenther@suse.de>
4887 PR tree-optimization/53663
4888 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
4889 native encode/interpret translation on VN_WALKREWRITE.
4891 2012-09-24 Dehao Chen <dehao@google.com>
4893 * tree-cfg.c (move_stmt_op): Reset the expr block only when necessary.
4894 (move_block_to_fn): Reset the edge's goto block even
4895 when the goto locus is unknown.
4897 2012-09-24 Lawrence Crowl <crowl@google.com>
4899 * double-int.h (double_int::from_pair): New.
4900 (double_int::wide_mul_with_sign): New.
4901 (double_int::sub_with_overflow): New.
4902 (double_int::neg_with_overflow): New.
4903 (double_int::divmod_with_overflow): New.
4904 (shwi_to_double_int): Remove.
4905 (uhwi_to_double_int): Remove.
4906 (double_int_to_shwi): Remove.
4907 (double_int_to_uhwi): Remove.
4908 (double_int_fits_in_uhwi_p): Remove.
4909 (double_int_fits_in_shwi_p): Remove.
4910 (double_int_fits_in_hwi_p): Remove.
4911 (double_int_mul): Remove.
4912 (double_int_mul_with_sign): Remove.
4913 (double_int_add): Remove.
4914 (double_int_sub): Remove.
4915 (double_int_neg): Remove.
4916 (double_int_div): Remove.
4917 (double_int_sdiv): Remove.
4918 (double_int_udiv): Remove.
4919 (double_int_mod): Remove.
4920 (double_int_smod): Remove.
4921 (double_int_umod): Remove.
4922 (double_int_divmod): Remove.
4923 (double_int_sdivmod): Remove.
4924 (double_int_udivmod): Remove.
4925 (double_int_multiple_of): Remove.
4926 (double_int_setbit): Remove.
4927 (double_int_ctz): Remove.
4928 (double_int_not): Remove.
4929 (double_int_ior): Remove.
4930 (double_int_and): Remove.
4931 (double_int_and_not): Remove.
4932 (double_int_xor): Remove.
4933 (double_int_lshift): Remove.
4934 (double_int_rshift): Remove.
4935 (double_int_lrotate): Remove.
4936 (double_int_rrotate): Remove.
4937 (double_int_negative_p): Remove.
4938 (double_int_cmp): Remove.
4939 (double_int_scmp): Remove.
4940 (double_int_ucmp): Remove.
4941 (double_int_max): Remove.
4942 (double_int_smax): Remove.
4943 (double_int_umax): Remove.
4944 (double_int_min): Remove.
4945 (double_int_smin): Remove.
4946 (double_int_umin): Remove.
4947 (double_int_ext): Remove.
4948 (double_int_sext): Remove.
4949 (double_int_zext): Remove.
4950 (double_int_mask): Remove.
4951 (double_int_max_value): Remove.
4952 (double_int_min_value): Remove.
4953 (double_int_zero_p): Remove.
4954 (double_int_one_p): Remove.
4955 (double_int_minus_one_p): Remove.
4956 (double_int_equal_p): Remove.
4957 (double_int_popcount): Remove.
4958 (extern add_double_with_sign): Remove.
4959 (#define add_double): Remove.
4960 (extern neg_double): Remove.
4961 (extern mul_double_with_sign): Remove.
4962 (extern mul_double_wide_with_sign): Remove.
4963 (#define mul_double): Remove.
4964 (extern lshift_double): Remove.
4965 (extern div_and_round_double): Remove.
4966 * double-int.c (add_double_with_sign): Make static.
4967 (#defined add_double): Localized from header.
4968 (neg_double): Make static.
4969 (mul_double_with_sign): Make static.
4970 (mul_double_wide_with_sign): Make static.
4971 (#defined mul_double): Localized from header.
4972 (lshift_double): Make static.
4973 (div_and_round_double): Make static.
4974 (double_int::wide_mul_with_sign): New.
4975 (double_int::sub_with_overflow): New.
4976 (double_int::neg_with_overflow): New.
4977 (double_int::divmod_with_overflow): New.
4978 * emit-rtl.c (init_emit_once): Change to new double_int API.
4979 * explow.c (plus_constant): Likewise.
4980 * expmed.c (choose_multiplier): Likewise.
4981 * fold-const.c (#define OVERFLOW_SUM_SIGN): Remove.
4982 (int_const_binop_1): Change to new double_int API.
4983 (fold_div_compare): Likewise.
4984 (maybe_canonicalize_comparison): Likewise.
4985 (pointer_may_wrap_p): Likewise.
4986 (fold_negate_const): Likewise.
4987 (fold_abs_const): Likewise.
4988 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
4989 (simplify_const_binary_operation): Likewise.
4990 * tree-chrec.c (tree_fold_binomial): Likewise.
4991 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
4992 * config/sparc/sparc.c (sparc_fold_builtin): Likewise.
4993 * config/avr/avr.c (avr_double_int_push_digit): Likewise.
4994 (avr_map): Likewise.
4995 (avr_map_decompose): Likewise.
4996 (avr_out_insert_bits): Likewise.
4998 2012-09-24 Janis Johnson <janisjo@codesourcery.com>
5000 * doc/sourcebuild.texi (Selectors): Document the use of target
5001 and xfail used together.
5003 2012-09-24 Richard Guenther <rguenther@suse.de>
5006 * tree-ssa-live.c (clear_unused_block_pointer_1): Do not
5007 handle DECL_DEBUG_EXPR_IS_FROM here...
5008 (clear_unused_block_pointer): ... but here when walking all
5011 2012-09-24 Richard Guenther <rguenther@suse.de>
5013 PR tree-optimization/54684
5014 * tree-ssa-ccp.c (optimize_unreachable): Properly update stmts.
5016 2012-09-24 Marc Glisse <marc.glisse@inria.fr>
5018 * tree-ssa-forwprop.c: Include tree-ssa-propagate.h.
5019 (simplify_bitfield_ref): Handle constructors.
5020 * Makefile.in (tree-ssa-forwprop.o): Depend on tree-ssa-propagate.h.
5022 2012-09-24 Richard Guenther <rguenther@suse.de>
5024 * tree-ssa-pre.c (bitmap_find_leader, create_expression_by_pieces,
5025 find_or_generate_expression): Remove dominating stmt argument.
5026 (find_leader_in_sets, phi_translate_1, bitmap_find_leader,
5027 create_component_ref_by_pieces_1, create_component_ref_by_pieces,
5028 do_regular_insertion, do_partial_partial_insertion): Adjust.
5029 (compute_avail): Do not set uids.
5031 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
5033 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
5034 TYPE_NONALIASED_COMPONENT flag.
5035 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
5036 TYPE_NONALIASED_COMPONENT flag.
5038 2012-09-24 Jia Liu <proljc@gmail.com>
5040 * doc/lto.texi: Separate sections.
5041 * doc/plugins.texi: Likewise.
5043 2012-09-24 Richard Guenther <rguenther@suse.de>
5046 * gimple.c (gimple_copy): Properly mark the copy modified
5047 if SSA operands are present.
5049 2012-09-23 Eric Botcazou <ebotcazou@adacore.com>
5051 PR tree-optimization/54669
5052 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Invoke
5053 maybe_clean_or_replace_eh_stmt on the modified use statements.
5055 2012-09-23 Marc Glisse <marc.glisse@inria.fr>
5057 * expr.c (do_store_flag): Remove duplicated code.
5059 2012-09-22 Segher Boessenkool <segher@kernel.crashing.org>
5061 * config/rs6000/predicates.md (altivec_register_operand,
5062 vsx_register_operand, vfloat_operand, vint_operand,
5063 vlogical_operand, gpc_reg_operand, cc_reg_operand,
5064 cc_reg_not_cr0_operand, cc_reg_not_micro_cr0_operand):
5065 If op is a SUBREG, consider its SUBREG_REG instead.
5067 2012-09-22 Uros Bizjak <ubizjak@gmail.com>
5069 * optabs.c (prepare_cmp_insn): Expand comparison of the result
5070 of memcmp through generic comparison expansion code.
5072 2012-09-21 Anthony Green <green@moxielogic.com>
5074 * config/moxie/moxie.opt: Add -mno-crt0 option.
5075 * config/moxie/moxie.h (STARTFILE_SPEC): Handle -mno-crt0 option.
5076 * doc/invoke.texi (Option Summary): Document -mno-crt0 option.
5078 2012-09-21 Jack Howarth <howarth@bromo.med.uc.edu>
5081 * Makefile.in (lto-symtab.o): Remove gt-lto-symtab.h dependency.
5083 2012-09-21 Dehao Chen <dehao@google.com>
5086 * tree-eh.c (lower_try_finally_dup_block): Set the correct block for
5087 stmts in the duplicated EH block.
5089 2012-09-21 Richard Guenther <rguenther@suse.de>
5091 PR tree-optimization/54647
5092 * tree-ssa-pre.c (compute_avail): Do not put COND_EXPR
5093 or VEC_COND_EXPR into EXP_GEN again.
5095 2012-09-21 Jakub Jelinek <jakub@redhat.com>
5097 PR tree-optimization/54629
5098 * tree-loop-distribution.c (classify_partition): Free loop nest only
5099 after freeing ddr. Free ddr and loop nest also if successful.
5101 2012-09-21 Matthias Klose <doko@ubuntu.com>
5103 * config/arm/arm.c (arm_mangle_type): Don't warn anymore that
5104 4.4 has changed the `va_list' mangling.
5106 2012-09-21 Eric Botcazou <ebotcazou@adacore.com>
5108 PR rtl-optimization/54290
5109 PR rtl-optimization/54644
5110 * reload1.c (choose_reload_regs): Fix thinko in previous change.
5112 2012-09-20 Segher Boessenkool <segher@kernel.crashing.org>
5114 * config/rs6000/rs6000.md (define_split for plus_eqsi):
5117 2012-09-20 Eric Botcazou <ebotcazou@adacore.com>
5119 * reload1.c (choose_reload_regs): Add missing #ifdef/#endif pair.
5121 2012-09-20 Bernd Schmidt <bernds@codesourcery.com>
5124 * haifa-sched.c (schedule_block): Skip find_modifiable_mems if using
5125 SCHED_PRESSURE_MODEL.
5127 2012-09-20 Joern Rennecke <joern.rennecke@embecosm.com>
5129 * rtlanal.c (dead_or_set_regno_p): Fix COND_EXEC handling.
5131 2012-09-20 Marek Polacek <polacek@redhat.com>
5133 * tree-ssa-operands.c (get_expr_operands): Merge identical cases.
5135 2012-09-20 Marek Polacek <polacek@redhat.com>
5137 * tree-ssa-threadupdate.c (mark_threaded_blocks): Don't cast XNEWVEC's
5139 (create_edge_and_update_destination_phis): Likewise.
5141 2012-09-20 Martin Jambor <mjambor@suse.cz>
5143 * function.c (push_cfun): Check old current_function_decl matches
5144 old cfun, set new current_function_decl to the decl of the new cfun.
5145 (push_struct_function): Likewise.
5146 (pop_cfun): Likewise.
5147 (allocate_struct_function): Move call to
5148 invoke_set_current_function_hook to the end of the function.
5149 * cfgexpand.c (estimated_stack_frame_size): Do not set and restore
5150 current_function_decl.
5151 * cgraph.c (cgraph_release_function_body): Likewise.
5152 * cgraphunit.c (cgraph_process_new_functions): Likewise.
5153 (cgraph_add_new_function): Likewise.
5154 (cgraph_analyze_function): Likewise.
5155 (assemble_thunk): Set cfun to NULL at the end.
5156 (expand_function): Move call to set_cfun downwards.
5157 * gimple-low.c (record_vars_into): Only check current_function_decl
5158 before possibly doing push_cfun.
5159 * gimplify.c (gimplify_function_tree): Do not set and restore
5160 current_function_decl.
5161 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
5162 (inline_analyze_function): Likewise.
5163 * ipa-prop.c (ipa_analyze_node): Likewise.
5164 * ipa-pure-const.c (analyze_function): Likewise.
5165 * lto-streamer-in.c (lto_input_function_body): Do not set
5166 current_function_decl.
5167 * lto-streamer-out.c (output_function): Do not set and restore
5168 current_function_decl.
5169 * omp-low.c (finalize_task_copyfn): Likewise.
5170 (expand_omp_taskreg): Likewise.
5171 (create_task_copyfn): Likewise, move push_cfun up quite a bit.
5172 * passes.c (dump_passes): Do not set and restore current_function_decl.
5173 (do_per_function): Likewise.
5174 (do_per_function_toporder): Likewise.
5175 * trans-mem.c (ipa_tm_scan_irr_function): Likewise.
5176 (ipa_tm_transform_transaction): Likewise.
5177 (ipa_tm_transform_clone): Likewise.
5178 (ipa_tm_execute): Likewise.
5179 * tree-emutls.c (lower_emutls_function_body): Likewise.
5180 * tree-inline.c (initialize_cfun): Do not call pop_cfun.
5181 (tree_function_versioning): Do not call push_cfun, do not set and
5182 restore current_function_decl. Remove assert checking consistency of
5183 cfun and current_function_decl.
5184 * tree-profile.c (tree_profiling): Do not set and restore
5185 current_function_decl.
5186 * tree-sra.c (convert_callers_for_node): Do not set
5187 current_function_decl.
5188 (convert_callers): Do not restore current_function_decl.
5189 (modify_function): Do not set current_function_decl.
5190 * tree-ssa-structalias.c (ipa_pta_execute): Do not set and restore
5191 current_function_decl.
5193 2012-09-20 Diego Novillo <dnovillo@google.com>
5196 * config/vxworks.c (vxworks_emutls_var_init): Update for new
5197 VEC_quick_push interface.
5199 2012-09-20 Richard Guenther <rguenther@suse.de>
5201 PR tree-optimization/54634
5202 * tree-data-ref.c (get_references_in_stmt): For now give
5203 up for pure functions.
5205 2012-09-20 Chen Wei-Ren <chenwj@iis.sinica.edu.tw>
5207 * doc/lto.texi: Correct typo.
5209 2012-09-19 Dehao Chen <dehao@google.com>
5211 * config/s390/s390.c (s390_chunkify_start): Replacing INSN_LOCATOR.
5212 * config/spu/spu.c (emit_nop_for_insn): Likewise.
5214 (spu_emit_branch_hint): Likewise.
5215 (insert_hbrp_for_ilb_runout): Likewise.
5216 * config/mep/mep.c (mep_make_bundle): Likewise.
5217 (mep_bundle_insns): Likewise.
5218 * config/sh/sh.c (gen_block_redirect): Likewise.
5219 * config/c6x/c6x.c (gen_one_bundle): Likewise.
5220 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Likewise.
5221 * config/picochip/picochip.c (picochip_reorg): Likewise.
5222 * config/arm/arm.c (require_pic_register): Likewise.
5223 * config/mips/mips.c (mips16_gp_pseudo_reg): Likewise.
5224 * config/bfin/bfin.c (gen_one_bundle): Likewise.
5226 2012-09-19 Mark Kettenis <kettenis@openbsd.org>
5228 * config.gcc (hppa*-*-openbsd*): New target.
5229 * config/pa/pa-openbsd.h: New file.
5230 * config/pa/pa32-openbsd.h: New file.
5231 * config/host-openbsd.c: Update copyright year.
5232 (TRY_EXCEPT_VM_SPACE): Define for OpenBSD/hppa.
5234 2012-09-19 Martin Jambor <mjambor@suse.cz>
5236 * ipa-prop.c (prune_expression_for_jf): New function.
5237 (ipa_set_jf_constant): Use it.
5238 (ipa_set_jf_arith_pass_through): Likewise.
5239 (determine_known_aggregate_parts): Likewise.
5241 2012-09-19 Steve Ellcey <sellcey@mips.com>
5243 * config.gcc (mips*-mti-elf*): New target.
5244 * config/mips/mti-elf.h: New file.
5245 * config/mips/t-mti-elf: New file.
5247 2012-09-19 Dehao Chen <dehao@google.com>
5249 * toplev.c (general_init): Init block_locations.
5250 * tree.c (tree_set_block): New.
5251 (tree_block): Change to use LOCATION_BLOCK.
5252 * tree.h (TREE_SET_BLOCK): New.
5253 * final.c (reemit_insn_block_notes): Change to use LOCATION_BLOCK.
5254 (final_start_function): Likewise.
5255 * input.c (expand_location_1): Likewise.
5256 * input.h (LOCATION_LOCUS): New.
5257 (LOCATION_BLOCK): New.
5258 (IS_UNKNOWN_LOCATION): New.
5259 * fold-const.c (expr_location_or): Change to use new location.
5260 * reorg.c (emit_delay_sequence): Likewise.
5261 (try_merge_delay_insns): Likewise.
5262 * modulo-sched.c (dump_insn_location): Likewise.
5263 * lto-streamer-out.c (lto_output_location_bitpack): Likewise.
5264 * lto-cgraph.c (output_node_opt_summary): Likewise.
5265 * jump.c (rtx_renumbered_equal_p): Likewise.
5266 * ifcvt.c (noce_try_move): Likewise.
5267 (noce_try_store_flag): Likewise.
5268 (noce_try_store_flag_constants): Likewise.
5269 (noce_try_addcc): Likewise.
5270 (noce_try_store_flag_mask): Likewise.
5271 (noce_try_cmove): Likewise.
5272 (noce_try_cmove_arith): Likewise.
5273 (noce_try_minmax): Likewise.
5274 (noce_try_abs): Likewise.
5275 (noce_try_sign_mask): Likewise.
5276 (noce_try_bitop): Likewise.
5277 (noce_process_if_block): Likewise.
5278 (cond_move_process_if_block): Likewise.
5279 (find_cond_trap): Likewise.
5280 * ipa-prop.c (ipa_set_jf_constant): Likewise.
5281 (ipa_write_jump_function): Likewise.
5282 * dwarf2out.c (add_src_coords_attributes): Likewise.
5283 * expr.c (expand_expr_real): Likewise.
5284 * tree-parloops.c (create_loop_fn): Likewise.
5285 * recog.c (peep2_attempt): Likewise.
5286 * function.c (free_after_compilation): Likewise.
5287 (expand_function_end): Likewise.
5288 (set_insn_locations): Likewise.
5289 (thread_prologue_and_epilogue_insns): Likewise.
5290 * print-rtl.c (print_rtx): Likewise.
5291 * profile.c (branch_prob): Likewise.
5292 * trans-mem.c (ipa_tm_scan_irr_block): Likewise.
5293 * gimplify.c (gimplify_call_expr): Likewise.
5294 * except.c (duplicate_eh_regions_1): Likewise.
5295 * emit-rtl.c (try_split): Likewise.
5296 (make_insn_raw): Likewise.
5297 (make_debug_insn_raw): Likewise.
5298 (make_jump_insn_raw): Likewise.
5299 (make_call_insn_raw): Likewise.
5300 (emit_pattern_after_setloc): Likewise.
5301 (emit_pattern_after): Likewise.
5302 (emit_debug_insn_after): Likewise.
5303 (emit_pattern_before): Likewise.
5304 (emit_insn_before_setloc): Likewise.
5305 (emit_jump_insn_before): Likewise.
5306 (emit_call_insn_before_setloc): Likewise.
5307 (emit_call_insn_before): Likeise.
5308 (emit_debug_insn_before_setloc): Likewise.
5309 (emit_copy_of_insn_after): Likewise.
5310 (insn_locators_alloc): Remove.
5311 (insn_locators_finalize): Remove.
5312 (insn_locators_free): Remove.
5313 (set_curr_insn_source_location): Remove.
5314 (get_curr_insn_source_location): Remove.
5315 (set_curr_insn_block): Remove.
5316 (get_curr_insn_block): Remove.
5317 (locator_scope): Remove.
5318 (insn_scope): Change to use new location.
5319 (locator_location): Remove.
5320 (insn_line): Change to use new location.
5321 (locator_file): Remove.
5322 (insn_file): Change to use new location.
5323 (locator_eq): Remove.
5324 (insn_locations_init): New.
5325 (insn_locations_finalize): New.
5326 (set_curr_insn_location): New.
5327 (curr_insn_location): New.
5328 * cfgexpand.c (gimple_assign_rhs_to_tree): Change to use new location.
5329 (expand_gimple_cond): Likewise.
5330 (expand_call_stmt): Likewise.
5331 (expand_gimple_stmt_1): Likewise.
5332 (expand_gimple_basic_block): Likewise.
5333 (construct_exit_block): Likewise.
5334 (gimple_expand_cfg): Likewise.
5335 * cfgcleanup.c (try_forward_edges): Likewise.
5336 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
5337 (dump_scope_block): Likewise.
5338 (remove_unused_locals): Likewise.
5339 * rtl.c (rtx_equal_p_cb): Likewise.
5340 (rtx_equal_p): Likewise.
5341 * rtl.h (XUINT): New.
5342 (INSN_LOCATOR): Remove.
5343 (CURR_INSN_LOCATION): Remove.
5344 (INSN_LOCATION): New.
5345 (INSN_HAS_LOCATION): New.
5346 * tree-inline.c (remap_gimple_op_r): Change to use new location.
5347 (copy_tree_body_r): Likewise.
5348 (copy_phis_for_bb): Likewise.
5349 (expand_call_inline): Likewise.
5350 * tree-streamer-in.c (lto_input_ts_exp_tree_pointers): Likewise.
5351 * tree-streamer-out.c (write_ts_decl_minimal_tree_pointers): Likewise.
5352 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
5353 * combine.c (try_combine): Likewise.
5354 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5355 (insert_partition_copy_on_edge): Likewise.
5356 (insert_value_copy_on_edge): Likewise.
5357 (insert_rtx_to_part_on_edge): Likewise.
5358 (insert_part_to_rtx_on_edge): Likewise.
5359 * basic-block.h (edge_def): Remove field.
5360 * gimple.h (gimple_statement_base): Remove field.
5361 (gimple_bb): Change to use new location.
5362 (gimple_set_block): Likewise.
5363 (gimple_has_location): Likewise.
5364 * tree-cfg.c (make_cond_expr_edges): Likewise.
5365 (make_goto_expr_edges): Likewise.
5366 (gimple_can_merge_blocks_p): Likewise.
5367 (move_stmt_op): Likewise.
5368 (move_block_to_fn): Likewise.
5369 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Likewise.
5370 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5371 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
5372 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
5373 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5374 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5375 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5376 * config/score/score.c (score_output_mi_thunk): Likewise.
5377 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
5378 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5379 * cfgrtl.c (unique_locus_on_edge_between_p): Likewise.
5380 (unique_locus_on_edge_between_p): Likewise.
5381 (emit_nop_for_unique_locus_between): Likewise.
5382 (force_nonfallthru_and_redirect): Likewise.
5383 (fixup_reorder_chain): Likewise.
5384 (cfg_layout_merge_blocks): Likewise.
5385 * stmt.c (emit_case_nodes): Likewise.
5387 2012-09-19 Bernd Schmidt <bernds@codesourcery.com>
5389 * dbgcnt.def (sched_breakdep): New counter.
5390 * haifa-sched.c (update_insn_after_change): New static function,
5391 broken out of haifa_change_pattern.
5392 (haifa_change_pattern): Call it.
5393 (dep_t heap vecs): Declare.
5394 (INSN_COST): Define earlier.
5395 (next_cycle_replace_deps, next_cycle_apply): New static variables.
5396 (apply_replacement): New static function.
5397 (recompute_todo_spec): New argument FOR_BACKTRACK. All callers
5398 changed. Handle DEP_REPLACE deps.
5399 (contributes_to_priority_p): False for replaceable deps.
5400 (must_restore_pattern_p, restore_pattern): New static functions.
5401 (schedule_insn): Use them. Apply replacements for broken deps.
5402 (struct haifa_saved_data): Add new fields to keep track of
5404 (save_backtrack_point): Initialize them.
5405 (undo_replacements_for_backtrack): New static function.
5406 (restore_last_backtrack_point, free_topmost_backtrack_point):
5407 Use it and keep track of replacements.
5408 (perform_replacements_new_cycle, undo_all_replacements): New static
5410 (schedule_block): Call these two as necessary. Call
5411 find_modifiable_mems.
5412 (try_ready): Tweak the assert. Check for DEP_POSTPONED.
5413 * sched-deps.c: Include "emit-rtl.h".
5414 (init_dep_1): Initialize DEP_NONREG, DEP_MULTIPLE and DEP_REPLACE.
5415 (dep_spec_p): True for DEP_REPLACE deps.
5416 (mark_as_hard): New static variable.
5417 (update_dep): Update DEP_NONREG and DEP_MULTIPLE.
5418 (add_dependence_list): New argument hard. All callers changed. Set
5419 and clear mark_as_hard around function body.
5420 (add_dependence_list_and_free): Likewise.
5421 (haifa_note_mem_dep): Set DEP_NONREG.
5422 (haifa_note_dep): Likewise if mark_as_hard is true.
5423 (sched_analyze_insn): Switch loop with if statement testing for
5425 (struct mem_inc_info): New.
5426 (attempt_change, parse_add_or_inc, find_inc, find_mem): New static
5428 (find_modifiable_mems): New function.
5429 * sched-int.h (struct dep_replacement): New.
5430 (struct _dep): Add replace, nonreg and multiple fields. Make type and
5432 (UNKNOWN_DEP_COST): Change to match the bitfield.
5433 (DEP_NONREG, DEP_MULTIPLE, DEP_REPLACE): New macros.
5434 (DEP_POSTPONED): New macro.
5435 (DEP_CANCELLED): Renumber.
5436 (find_modifiable_mems): Declare.
5437 (enum SCHED_FLAGS): Add DONT_BREAK_DEPENDENCIES.
5438 * sched-rgn.c (init_ready_list): Set TODO_SPEC here.
5439 (new_ready): Don't set HARD_DEP, use DEP_POSTPONED.
5440 (debug_dependencies): Dump DEP_NONREG and DEP_MULTIPLE.
5441 * Makefile.in (sched-deps.o): Update dependencies.
5442 * config/c6x/c6x.c (in_hwloop): New static variable.
5443 (c6x_set_sched_flags): If it is true, add DONT_BREAK_DEPENDENCIES.
5444 (hwloop_optimize): Set and clear it around preliminary scheduling pass.
5446 2012-09-19 Tulio Magno Quites Machado Filho <tuliom@linux.vnet.ibm.com>
5448 * config/rs6000/rs6000-builtin.def: Add __builtin_ppc_get_timebase
5449 and __builtin_ppc_mftb.
5450 * config/rs6000/rs6000.c (rs6000_expand_zeroop_builtin): New function
5451 to expand an expression that calls a built-in without arguments.
5452 (rs6000_expand_builtin): Add __builtin_ppc_get_timebase and
5454 (rs6000_init_builtins): Likewise.
5455 * config/rs6000/rs6000.md (rs6000_get_timebase): New pattern.
5456 (rs6000_get_timebase_ppc32): New pattern.
5457 (rs6000_mftb_<mode>): New pattern.
5459 * doc/extend.texi (PowerPC Built-in Functions): New section.
5460 (PowerPC AltiVec/VSX Built-in Functions): Move some built-ins
5461 unrelated to Altivec/VSX to the new section.
5463 2012-09-19 David Edelsohn <dje.gcc@gmail.com>
5465 * rs6000.md (mac*): Remove extra spaces.
5468 2012-09-19 Oleg Endo <olegendo@gcc.gnu.org>
5471 * config/sh/predicates.md (arith_reg_or_t_reg_operand): New predicate.
5472 * config/sh/sh.md (*rotcr): Use arith_reg_or_t_reg_operand predicate.
5473 Handle the case where one of the operands is T_REG.
5474 Add new pattern to handle MSB extraction.
5476 2012-09-19 Oleg Endo <olegendo@gcc.gnu.org>
5479 * config/sh/sh.md (*addc): Add pattern to handle one bit left shifts.
5481 2012-09-19 Oleg Endo <olegendo@gcc.gnu.org>
5483 * config/sh/sh.md (prologue, epilogue): Use braced strings.
5485 2012-09-19 Eric Botcazou <ebotcazou@adacore.com>
5487 PR rtl-optimization/54290
5488 * reload1.c (choose_reload_regs): Also take into account secondary MEMs
5489 to remove address replacements for inherited reloads.
5490 (replaced_subreg): Move around.
5492 2012-09-19 David Edelsohn <dje.gcc@gmail.com>
5494 * config/rs6000/aix61.h (TARGET_DEFAULT): Add MASK_PPC_GPOPT,
5495 MASK_PPC_GFXOPT, and MASK_MFCRF.
5497 2012-09-19 Richard Guenther <rguenther@suse.de>
5499 * passes.c (init_optimization_passes): For -Og move
5500 pass_object_sizes inbetween CCP and copyprop.
5502 2012-09-19 Richard Guenther <rguenther@suse.de>
5504 * tree-ssa-forwprop.c (get_prop_source_stmt): Simplify.
5506 2012-09-19 Jan Hubicka <jh@suse.cz>
5508 * symtab.c (insert_to_assembler_name_hash): Do not insert
5510 (unlink_from_assembler_name_hash): NULL out pointers of unlinked var.
5511 (symtab_prevail_in_asm_name_hash): New.
5512 (symtab_initialize_asm_name_hash): Break out from ...
5513 (symtab_node_for_asm): ... here.
5514 (dump_symtab_base): Dump LTO file data.
5515 (verify_symtab_base): Register vars are not in symtab.
5516 * cgraph.h (symtab_initialize_asm_name_hash,
5517 symtab_prevail_in_asm_name_hash): New functions.
5518 (symtab_real_symbol_p): New inline.
5519 * lto-symtab.c: Do not include gt-lto-symtab.h.
5520 (lto_symtab_entry_def): Remove.
5521 (lto_symtab_entry_t): Remove.
5522 (lto_symtab_identifiers): Remove.
5523 (lto_symtab_free): Remove.
5524 (lto_symtab_entry_hash): Remove.
5525 (lto_symtab_entry_eq): Remove.
5526 (lto_symtab_entry_marked_p): Remove.
5527 (lto_symtab_maybe_init_hash_table): Remove.
5528 (resolution_guessed_p, set_resolution_guessed): New functions.
5529 (lto_symtab_register_decl): Only set resolution info.
5530 (lto_symtab_get, lto_symtab_get_resolution): Remove.
5531 (lto_symtab_merge): Reorg to work across symtab; do nothing if decls
5533 (lto_symtab_resolve_replaceable_p): Reorg to work on symtab.
5534 (lto_symtab_resolve_can_prevail_p): Likewise; only real symbols can
5536 (lto_symtab_resolve_symbols): Reorg to work on symtab.
5537 (lto_symtab_merge_decls_2): Likewise.
5538 (lto_symtab_merge_decls_1): Likewise; add debug dumps.
5539 (lto_symtab_merge_decls): Likewise; do not merge at ltrans stage.
5540 (lto_symtab_merge_cgraph_nodes_1): Reorg to work on symtab.
5541 (lto_symtab_merge_cgraph_nodes): Likewise; do not merge at ltrans
5543 (lto_symtab_prevailing_decl): Rewrite to lookup into symtab.
5544 * lto-streaer.h (lto_symtab_free): Remove.
5545 * lto-cgraph.c (add_references): Cleanup.
5546 * varpool.c (varpool_assemble_decl): Skip hard regs.
5548 2012-09-19 Richard Guenther <rguenther@suse.de>
5551 * common/common-target.h (OPT_LEVELS_1_PLUS_NOT_DEBUG): Add.
5553 2012-09-19 Richard Guenther <rguenther@suse.de>
5556 * common.opt (optimize_debug): New variable.
5557 (Og): New optimization level.
5558 * doc/invoke.texi (Og): Document.
5559 * opts.c (maybe_default_option): Add debug parameter.
5560 (maybe_default_options): Likewise.
5561 (default_options_optimization): Handle -Og.
5562 (common_handle_option): Likewise.
5563 * passes.c (gate_all_optimizations): Do not run with -Og.
5564 (gate_all_optimizations_g): New gate, run with -Og.
5565 (pass_all_optimizations_g): New container pass, run with -Og.
5566 (init_optimization_passes): Schedule pass_all_optimizations_g
5567 alongside pass_all_optimizations.
5569 2012-09-19 Richard Guenther <rguenther@suse.de>
5571 PR tree-optimization/54132
5572 * tree-loop-distribution.c (classify_partition): Properly
5573 check dependences for memmove.
5574 * tree-data-ref.h (compute_affine_dependence): Declare.
5575 * tree-data-ref.c (compute_affine_dependence): Export.
5577 2012-09-19 Zhenqiang Chen <zhenqiang.chen@arm.com>
5580 * bb-reorder.c (connect_better_edge_p): New added.
5581 (find_traces_1_round): When optimizing for size, ignore edge frequency
5582 and probability, and handle all in one round.
5583 (bb_to_key): Use bb->index as key when optimizing for size.
5584 (better_edge_p): The bb with smaller index is better when optimizing
5586 (connect_traces): When optimizing for size, connect block n with
5587 block n + 1; connect trace m with trace m + 1 if falling through.
5588 (gate_handle_reorder_blocks): Enable bbro when optimizing for -Os.
5590 2012-09-19 Bin Cheng <bin.cheng@arm.com>
5592 * fold-const.c (fold_truth_andor): Remove duplicated check on
5595 2012-09-18 Eric Botcazou <ebotcazou@adacore.com>
5598 * expr.c (store_field): Handle a PARALLEL in more cases.
5600 2012-09-18 Segher Boessenkool <segher@kernel.crashing.org>
5602 * config/rs6000/rs6000.md (sminsi3, smaxsi3, uminsi3, umaxsi3): Delete.
5603 (abssi2, abs<mode>2_isel, nabs<mode>2_isel, abssi2_nopower,
5604 nabs_nopower): Delete.
5605 (absdi2, absdi2_internal, nabsdi2): Delete.
5606 (smindi3, smaxdi3, umindi3, umaxdi3): Delete.
5608 2012-09-18 Georg-Johann Lay <avr@gjlay.de>
5610 * config/avr/avr.md: Tidy up empty "". Fix C code indentation.
5611 * config/avr/avr-fixed.md: Ditto.
5613 2012-09-18 Maciej W. Rozycki <macro@codesourcery.com>
5615 * config/rs6000/rs6000.c (print_operand) <'c'>: Remove.
5616 * config/rs6000/spe.md: Remove a leftover comment.
5618 2012-09-18 Jakub Jelinek <jakub@redhat.com>
5621 * config/i386/i386.c (ix86_rtx_costs): Limit > UNITS_PER_WORD
5622 AND/IOR/XOR cost calculation to MODE_INT class modes.
5624 2012-09-18 Thomas Quinot <quinot@adacore.com>
5626 * doc/invoke.texi: Document -fada-spec-parent.
5628 2012-09-18 Jakub Jelinek <jakub@redhat.com>
5630 PR tree-optimization/54610
5631 * tree-ssa-forwprop.c: Include optabs.h. Don't include
5633 (simplify_vector_constructor): Don't use vect_gen_perm_mask,
5634 instead create the mask constant here.
5635 * Makefile.in (tree-ssa-forwprop.o): Depend on $(OPTABS_H).
5636 Don't depend on $(TREE_VECTORIZER_H).
5638 2012-09-18 Florian Weimer <fweimer@redhat.com>
5640 * Makefile.in (BASIC_BLOCK_H): Add cfg-flags.def.
5642 2012-09-18 Richard Guenther <rguenther@suse.de>
5644 * statistics.h (CXX_MEM_STAT_INFO): New define.
5645 * gimple.h (gimple_build_assign_with_ops_stat,
5646 gimple_build_assign_with_ops, gimple_build_assign_with_ops3):
5647 Turn into an overload of the function gimple_build_assign_with_ops.
5648 * gimple.c (gimple_build_assign_with_ops_stat): Rename to ...
5649 (gimple_build_assign_with_ops): ... this.
5650 * tree-ssa-loop-im.c (move_computations_stmt): Adjust.
5651 * tree-ssa-math-opts.c (convert_mult_to_fma): Likewise.
5652 * tree-vect-data-refs.c (vect_permute_store_chain): Likewise.
5653 (vect_permute_load_chain): Likewise.
5654 * tree-vect-generic.c (expand_vector_divmod): Likewise.
5655 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Likewise.
5656 (vect_recog_divmod_pattern): Likewise.
5657 (vect_recog_mixed_size_cond_pattern): Likewise.
5658 (adjust_bool_pattern): Likewise.
5659 * tree-vect-slp.c (vect_create_mask_and_perm): Likewise.
5660 * tree-vect-stmts.c (vectorizable_operation): Likewise.
5661 (permute_vec_elements): Likewise.
5662 (vectorizable_load): Likewise.
5664 2012-09-17 Paul Koning <ni1d@arrl.net>
5666 * doc/invoke.text (-feliminate-unused-debug-types): Update to
5667 reflect that this is enabled by default.
5669 2012-09-17 Ben Cheng <bccheng@google.com
5671 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Suppress the
5672 dynamic linker commands for statically linked programs.
5674 2012-09-17 Ulrich Weigand <ulrich.weigand@linaro.org>
5676 * config/arm/arm.c (arm_rtx_costs_1): Handle vec_extract and vec_set
5678 * config/arm/arm.md ("vec_set<mode>_internal"): Support memory source
5679 operands, implemented via vld1 instruction.
5680 ("vec_extract<mode>"): Support memory destination operands, implemented
5681 via vst1 instruction.
5682 ("neon_vst1_lane<mode>"): Use UNSPEC_VST1_LANE instead of vec_select.
5683 * config/arm/predicates.md ("neon_lane_number"): Remove.
5685 2012-09-17 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5686 Ulrich Weigand <ulrich.weigand@linaro.org>
5688 * config/arm/arm.c (output_move_neon): Update comment.
5689 Use vld1.64/vst1.64 instead of vldm/vstm where possible.
5690 (neon_vector_mem_operand): Support double-word modes.
5691 * config/arm/neon.md (*neon_mov VD): Call output_move_neon
5692 instead of output_move_vfp. Change constraint from Uv to Un.
5694 2012-09-17 Richard Guenther <rguenther@suse.de>
5697 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
5698 FIXED_VALUE_TYPE instead of struct fixed_value.
5700 2012-09-17 Georg-Johann Lay <avr@gjlay.de>
5702 * config/avr/avr.c (CONST_FIXED_P): Remove define.
5703 * config/avr/avr.md (add<mode>3): Use CONST_FIXED_P.
5705 2012-09-17 Georg-Johann Lay <avr@gjlay.de>
5708 * config.gcc (tm_file,avr): Add avr/avr-arch.h.
5709 * config/avr/t-avr (gen-avr-mmcu-texi): Use CC_FOR_BUILD to
5710 compile. Don't depend on TM_H. Use CFLAGS_FOR_BUILD.
5711 * config/avr/avr.h (avr_arch, base_arch_s, mcu_type_s): Source out
5713 * config/avr/avr-arch.h: ...this new file.
5714 * config/avr/gen-avr-mmcu-texi.c: Include avr-arch.h, stdio.h,
5716 * comparator: Make letters smaller than digits.
5717 * config/avr/avr-devices.c: Don't include headers if used in
5718 gen-avr-mmcu-texi.c.
5719 * doc/avr-mmcu.texi: Regenerate.
5721 2012-09-17 Georg-Johann Lay <avr@gjlay.de>
5723 * rtl.h (CONST_FIXED_P): New predicate macro.
5725 2012-09-17 Eric Botcazou <ebotcazou@adacore.com>
5727 * tree-cfgcleanup. (cleanup_control_expr_graph) <GIMPLE_COND>: Remove
5728 code doing propagation from degenerate PHI nodes.
5729 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): New function.
5730 (propagate_constants_for_unrolling): Likewise.
5731 (tree_unroll_loops_completely): If the current loop has been unrolled
5732 and its father isn't the entire function, propagate constants within
5733 the new basic blocks by means of propagate_constants_for_unrolling.
5735 2012-09-17 Jakub Jelinek <jakub@redhat.com>
5737 PR tree-optimization/54563
5738 * tree-ssa-math-opts.c (execute_cse_sincos): Call
5739 gimple_purge_dead_eh_edges if last call has been changed.
5741 2012-09-17 Georg-Johann Lay <avr@gjlay.de>
5744 * config/avr/avr.c (avr_out_plus_symbol): Fix typo if PLUS and PSImode.
5745 (avr_out_plus_1): Remove log comments from assembler output.
5747 2012-09-17 Ruben Buchatskiy <ruben@ispras.ru>
5749 * config/arm/vfp.md (*thumb2_movdf_vfp): Require one of the operands
5752 2012-09-16 Richard Sandiford <rdsandiford@googlemail.com>
5754 * calls.c (expand_call): Use emit_group_move for PARALLEL->PARALLEL
5757 2012-09-15 Tom de Vries <tom@codesourcery.com>
5759 * tree-vrp.c (extract_range_from_binary_expr_1): Fix bug in handling of
5760 LSHIFT_EXPR with shift range. Handle more LSHIFT_EXPR cases with shift
5763 2012-09-15 Georg-Johann Lay <avr@gjlay.de>
5766 * config/avr/avr-fixed.md (ALL2S, ALL4S, ALL24S, ALL124S,
5767 ALL124U): New mode iterators.
5768 (<code_stdname><mode>3): New insns for SS_PLUS, SS_MINUS.
5769 (<code_stdname><mode>3): New insns for US_PLUS, US_MINUS.
5770 (usneg<mode>2): New insns.
5771 (<code_stdname><mode>2): New expanders for SS_NEG, SS_ABS.
5772 (*<code_stdname><mode>2): New insns for SS_NEG, SS_ABS.
5773 * config/avr/avr-dimode.md (ALL8U, ALL8S): New mode iterators.
5774 (avr_out_plus64, avr_out_minus64): Use avr_out_plus instead.
5775 (<code_stdname><mode>3): New expanders for SS_PLUS, SS_MINUS.
5776 (<code_stdname><mode>3): New expanders for US_PLUS, US_MINUS.
5777 (<code_stdname><mode>3_insn): New insns.
5778 (<code_stdname><mode>3_const_insn): New insns.
5779 * config/avr/avr.md (cc): Add: plus. Remove: out_plus,
5780 out_plus_noclobber, minus.
5781 (length): Add: plus. Remove: out_plus, out_plus_noclobber,
5782 plus64, minus, minus64.
5783 (abelian): New code_attr.
5784 (code_stdname): Handle: ss_plus, ss_minus, ss_neg, ss_abs,
5785 us_plus, us_minus, us_neg.
5786 (*add<mode>3, add<mode>3_clobber, add<mode>3, addpsi3, sub<mode>3):
5787 Use avr_out_plus to output.
5788 * config/avr/avr-protos.h (avr_out_plus): Change prototype.
5789 (avr_out_plus_noclobber, avr_out_minus): Remove.
5790 (avr_out_plus64, avr_out_minus64): Remove.
5791 * config/avr/avr.c (avr_out_plus_1): Add new default arguments
5792 code_sat, sign. Saturate after operation if code_sat != UNKNOWN.
5793 (avr_out_plus_symbol): New static function.
5794 (avr_out_plus): Rewrite.
5795 (adjust_insn_length): Handle: ADJUST_LEN_PLUS. Remove handling
5796 of: ADJUST_LEN_OUT_PLUS, ADJUST_LEN_PLUS64, ADJUST_LEN_MINUS,
5797 ADJUST_LEN_MINUS64, ADJUST_LEN_OUT_PLUS_NOCLOBBER.
5798 (notice_update_cc): Handle: CC_PLUS. Remove handling of: CC_MINUS,
5799 CC_OUT_PLUS, CC_OUT_PLUS_NOCLOBBER
5800 (avr_out_plus_noclobber, avr_out_minus): Remove.
5801 (avr_out_plus64, avr_out_minus64): Remove.
5802 (avr_print_operand): Print raw REGNO if 'r' is used with REG.
5804 2012-09-15 Oleg Endo <olegendo@gcc.gnu.org>
5806 * config/sh/sh.c (sh_rtx_costs): Add handling of MEM, SIGN_EXTEND,
5807 ZERO_EXTEND and PARALLEL cases.
5808 (sh_address_cost): Correct rtx parsing and tweak cost estimations.
5810 2012-09-14 Sandra Loosemore <sandra@codesourcery.com>
5812 * doc/tm.texi.in (Stack Arguments): Update obsolete references
5813 to current_function_outgoing_args_size.
5814 (Function Entry): Likewise for current_function_pops_args,
5815 current_function_pretend_args_size,
5816 current_function_outgoing_args_size, and
5817 current_function_epilogue_delay_list.
5818 (Misc): Fix garbled sentence referencing nonexistent
5819 current_function_leaf_function.
5820 * doc/tm.texi: Regenerated.
5822 2012-09-14 Dehao Chen <dehao@google.com>
5824 * tree-eh.c (goto_queue_node): New field.
5825 (record_in_goto_queue): New parameter.
5826 (record_in_goto_queue_label): New parameter.
5827 (lower_try_finally_dup_block): New parameter.
5828 (maybe_record_in_goto_queue): Update source location.
5829 (lower_try_finally_copy): Likewise.
5830 (honor_protect_cleanup_actions): Likewise.
5831 * gimplify.c (gimplify_expr): Reset the location to unknown.
5833 2012-09-14 David Edelsohn <dje.gcc@gmail.com>
5835 * configure: Regenerated.
5837 2012-09-14 Walter Lee <walt@tilera.com>
5839 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
5840 option for TILEPro and TILE-Gx.
5841 (TILE-Gx Options): Fix grammar and spellings in documentation for
5844 2012-09-14 Marc Glisse <marc.glisse@inria.fr>
5847 * fold-const.c (fold_unary_loc): Disable for VECTOR_TYPE.
5848 (fold_binary_loc): Likewise.
5849 * gimple-fold.c (and_comparisons_1): Handle VECTOR_TYPE.
5850 (or_comparisons_1): Likewise.
5852 2012-09-14 Richard Earnshaw <rearnsha@arm.com>
5855 PR rtl-optimization/54540
5856 * reload.c (find_dummy_reload): Don't use OUT as a reload reg
5857 for IN if it overlaps a fixed register.
5859 2012-09-14 Eric Botcazou <ebotcazou@adacore.com>
5861 PR rtl-optimization/44194
5862 * calls.c (expand_call): In the PARALLEL case, copy the return value
5863 into pseudos instead of spilling it onto the stack.
5864 * emit-rtl.c (adjust_address_1): Rename ADJUST into ADJUST_ADDRESS and
5865 add new ADJUST_OBJECT parameter.
5866 If ADJUST_OBJECT is set, drop the underlying object if it cannot be
5867 proved that the adjusted memory access is still within its bounds.
5868 (adjust_automodify_address_1): Adjust call to adjust_address_1.
5869 (widen_memory_access): Likewise.
5870 * expmed.c (store_bit_field_1): Call adjust_bitfield_address instead
5871 of adjust_address. Do not drop the underlying object of a MEM.
5872 (store_fixed_bit_field): Likewise.
5873 (extract_bit_field_1): Likewise. Fix oversight in recursion.
5874 (extract_fixed_bit_field): Likewise.
5875 * expr.h (adjust_address_1): Adjust prototype.
5876 (adjust_address): Adjust call to adjust_address_1.
5877 (adjust_address_nv): Likewise.
5878 (adjust_bitfield_address): New macro.
5879 (adjust_bitfield_address_nv): Likewise.
5880 * expr.c (expand_assignment): Handle a PARALLEL in more cases.
5881 (store_expr): Likewise.
5882 (store_field): Likewise.
5884 * dse.c: Fix typos in the head comment.
5886 2012-09-14 Christian Bruel <christian.bruel@st.com>
5889 * config/sh/sh-protos.h (sh_need_epilogue): Delete.
5890 (sh_can_use_simple_return_p): Declare.
5891 * config/sh/sh.c (sh_can_use_simple_return_p): Define.
5892 (sh_need_epilogue, sh_need_epilogue_known): Delete.
5893 (sh_output_function_epilogue): Remove sh_need_epilogue_known.
5894 * config/sh/sh.md (simple_return, return): Define.
5895 (epilogue): Use inline return rtl.
5896 (sh_expand_epilogue): Cleanup parameters boolean type.
5897 * config/sh/iterators.md (any_return): New iterator.
5899 2012-09-14 Christian Bruel <christian.bruel@st.com>
5901 * config/sh/predicates.md (t_reg_operand): Check REG_P for SUBREG.
5902 * config/sh/sh.c (sequence_insn_p): Check INSNP_P for SEQUENCE.
5904 2012-09-14 Jakub Jelinek <jakub@redhat.com>
5907 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
5908 instead of (match_dup 0) as second argument to vec_merge.
5909 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
5910 Remove third alternative.
5911 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
5912 operand 2 instead of operand 1, but put it as first argument of fma.
5913 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
5914 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
5917 2012-09-14 Richard Guenther <rguenther@suse.de>
5919 PR tree-optimization/54565
5920 * passes.c (init_optimization_passes): Adjust comments.
5921 (execute_function_todo): Do not execute execute_update_addresses_taken
5922 before processing TODO_rebuild_alias.
5923 * tree-ssa-ccp.c (do_ssa_ccp): Schedule TODO_update_address_taken.
5925 2012-09-14 Richard Guenther <rguenther@suse.de>
5927 * tree-vrp.c (register_new_assert_for): Simplify for backward walk.
5928 (find_assert_locations_1): Walk the basic-block backwards, properly
5929 add/prune from live. Use live for asserts derived from stmts.
5931 2012-09-14 Marc Glisse <marc.glisse@inria.fr>
5933 * tree-ssa-forwprop.c (simplify_bitfield_ref): Call
5934 get_prop_source_stmt.
5935 (simplify_permutation): Likewise.
5936 (simplify_vector_constructor): Likewise.
5938 2012-09-14 Richard Guenther <rguenther@suse.de>
5940 * builtin-types.def (BT_FN_CONST_STRING): Add.
5941 * builtins.def (BUILT_IN_FILE, BUILT_IN_FUNCTION,
5942 BUILT_IN_LINE): New builtins.
5943 * gimplify.c (gimplify_call_expr): Expand them.
5944 * doc/extend.texi (__builtin_LINE, __builtin_FUNCTION,
5945 __builtin_FILE): Document.
5947 2012-09-13 Anthony Green <green@moxielogic.com>
5949 * config/moxie/moxie.h (LINK_SPEC): Add bi-endian support.
5950 (MULTILIB_DEFAULTS): Define.
5952 (BYTES_BIG_ENDIAN, WORDS_BIG_ENDIAN): Add bi-endian support.
5953 (TARGET_CPU_CPP_BUILTINS): Add __MOXIE_LITTLE_ENDIAN__ and
5954 __MOXIE_BIG_ENDIAN__.
5955 * config/moxie/t-moxie (MULTILIB_DIRNAMES, MULTILIB_OPTIONS): Define.
5956 * config/moxie/moxie.opt: New file.
5957 * doc/invoke.texi (Moxie Options): Add section documenting -mel
5960 2012-09-13 Paolo Carlini <paolo.carlini@oracle.com>
5961 Manuel López-Ibáñez <manu@gcc.gnu.org>
5964 * doc/invoke.texi ([Winit-self]): Document as enabled by -Wall in C++.
5966 2012-09-13 Eric Botcazou <ebotcazou@adacore.com>
5968 * config/sparc/predicates.md (input_operand): Do not consider TImode
5969 constants as 1-instruction integer constants.
5970 Use register_or_zero_operand instead of register_operand and tidy up.
5971 * config/sparc/sparc.md (movti): New expander.
5972 (movti_insn_sp64): New instruction.
5973 (movti_insn_sp64_hq): Likewise.
5974 (TImode splitters): New splitters.
5975 * config/sparc/sparc.c (sparc_expand_move) <TImode>: New case.
5976 (sparc_legitimate_address_p): Return 0 for REG+REG in TImode.
5978 * config/sparc/sparc-protos.h (arith_double_4096_operand): Delete.
5979 (arith_4096_operand): Likewise.
5980 (zero_operand): Likewise.
5981 (fp_zero_operand): Likewise.
5982 (reg_or_0_operand): Likewise.
5984 2012-09-13 Jakub Jelinek <jakub@redhat.com>
5986 * configure.ac (CXXFLAGS): Remove -O2 when not bootstrapping.
5987 * configure: Regenerated.
5989 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
5991 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
5992 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
5994 (*prefetch_sse): ... this.
5995 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
5997 (*prefetch_3dnow): ... this.
5999 2012-09-13 Steven Bosscher <steven@gcc.gnu.org>
6001 * ipa-pure-const.c (state_from_flags, local_pure_const): Use
6002 current_function_name instead of lang_hooks.decl_printable_name.
6004 * function.h (fndecl_name): New prototype.
6005 * function.c (fndecl_name): New function.
6006 * vecir.h (cgraph_node_p): New standard IR VEC type.
6007 * trans-mem.c (cgraph_node_p): No need anymore to define it here.
6008 * ipa-utils.h (ipa_get_nodes_in_cycle): New prototype.
6009 * ipa-utils.c (ipa_get_nodes_in_cycle): New function.
6010 * ipa-reference.c: Don't include langhooks.h, and certainly not twice.
6011 Fix many formatting issues (long lines, short lines, spacing, etc.).
6012 (get_static_name): Use fndecl_name.
6013 (dump_static_vars_set_to_file): New function split out from propagate.
6014 (union_static_var_sets): New function, union two sets and collapse
6015 to all_module_statics as quickly as possible.
6016 (intersect_static_var_sets): New function, similar to above.
6017 (copy_static_var_set): Renamed from copy_global_bitmap and rewritten
6018 to allocate a copy on the same bitmap_obstack as the source set.
6019 (propagate_bits): Simplify, and clarify by using union_static_var_sets.
6020 (generate_summary): Remove bm_temp. Print UID of promotable globals.
6021 (read_write_all_from_decl): Use pass-by-reference, bless C++.
6022 (get_read_write_all_from_node): New function, split out from propagate.
6023 (propagate): Simplify and clarify with helper functions. Use
6024 ipa_get_nodes_in_cycle to walk all nodes in a reduced node.
6025 (ipa_reference_read_optimization_summary): Use fndecl_name instead of
6026 lang_hooks.decl_printable_name.
6028 * rtl.h (print_rtl_single_with_indent): New prototype.
6029 * print-rtl.c (print_rtl_single_with_indent): New function.
6030 * cfghooks.h (empty_block_p, split_block_before_cond_jump): New hooks.
6031 * cfghooks.c (empty_block_p, split_block_before_cond_jump): Implement.
6032 * cfgrtl.c (rtl_block_empty_p, rtl_split_block_before_cond_jump):
6033 Implement RTL specific hooks.
6034 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Register the new hooks.
6035 * tree-cfg.c (gimple_empty_block_p,
6036 gimple_split_block_before_cond_jump): Implement GIMPLE specific hooks.
6037 (gimple_cfg_hooks): Register the new hooks.
6038 * tree-ssa-phiopt.c (empty_block_p): Remove in favor of new hook.
6040 2012-09-13 Richard Guenther <rguenther@suse.de>
6042 * tree-ssa-sccvn.h (enum vn_kind): New.
6043 (vn_get_stmt_kind): Likewise.
6044 * tree-ssa-sccvn.c (vn_get_stmt_kind): New function, adjust
6046 (visit_use): Use it.
6047 * tree-ssa-pre.c (compute_avail): Likewise, simplify further.
6049 2012-09-13 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6051 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
6052 for targets bdver1, bdver2, btver1 and btver2.
6054 2012-09-13 Christophe Lyon <christophe.lyon@linaro.org>
6055 Richard Earnshaw <rearnsha@arm.com>
6057 * config/arm/arm.md (arm_rev): Factorize thumb1, thumb2 and arm
6058 variants for rev instruction..
6059 (thumb1_rev): Delete pattern.
6060 (arm_revsh): New pattern to support builtin_bswap16.
6061 (arm_rev16, bswaphi2): Likewise.
6063 2012-09-12 Teresa Johnson <tejohnson@google.com>
6065 PR gcov-profile/54487
6066 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
6067 test using F_SETLKW with fcntl.
6068 * configure, config.in: Regenerate.
6070 2012-09-12 Jan Hubicka <jh@suse.cz>
6073 * ipa-inline-analysis.c (dump_inline_hints): Dump loop stride.
6074 (set_hint_predicate): New function.
6075 (reset_inline_summary): Reset loop stride.
6076 (remap_predicate_after_duplication): New function.
6077 (remap_hint_predicate_after_duplication): New function.
6078 (inline_node_duplication_hook): Update.
6079 (dump_inline_summary): Dump stride summaries.
6080 (estimate_function_body_sizes): Compute strides.
6081 (remap_hint_predicate): New function.
6082 (inline_merge_summary): Use it.
6083 (inline_read_section): Read stride.
6084 (inline_write_summary): Write stride.
6085 * ipa-inline.c (want_inline_small_function_p): Handle strides.
6086 (edge_badness): Likewise.
6087 * ipa-inline.h (inline_hints_vals): Add stride hint.
6088 (inline_summary): Update stride.
6090 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
6092 * config/i386/i386.c (x86_prefetch_sse): Change to unsigned char.
6093 * config/i386/i386.h (x86_prefetch_sse): Ditto.
6095 2012-09-12 H.J. Lu <hongjiu.lu@intel.com>
6098 * config/i386/predicates.md (x86_64_immediate_operand): Allow
6099 negative offset for UNSPEC_DTPOFF/UNSPEC_NTPOFF.
6101 2012-09-12 Jan Hubicka <jh@suse.cz>
6103 * common.opt (flto-partition): Add "max".
6104 * invoke.texi (flto-partition): Document "max"
6106 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
6108 * config/i386/i386.md : Comments on fma4 instruction selection
6109 reflect requirement on register pressure based cost model.
6111 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
6112 flag is set-reset as informed by the cpuid flag.
6114 * config/i386/i386.c (processor_alias_table): fma4
6115 flag is enabled for bdver2.
6117 2012-09-12 Richard Guenther <rguenther@suse.de>
6119 PR tree-optimization/54489
6120 * tree-ssa-pre.c: Include domwalk.h.
6122 (sccvn_valnum_from_value_id): New function.
6123 (debug_bitmap_sets_for): Simplify.
6124 (get_representative_for): Properly initialize the SCCVN valnum.
6125 (create_expression_by_pieces): Likewise.
6126 (insert_into_preds_of_block): Likewise.
6127 (can_PRE_operation): Remove.
6128 (make_values_for_phi): Simplify.
6129 (compute_avail): Likewise.
6130 (do_SCCVN_insertion): Remove.
6131 (eliminate_avail, eliminate_push_avail, eliminate_insert):
6133 (eliminate): Split and perform a domwalk.
6134 (eliminate_bb): Former eliminate part that is now dom-enter.
6135 (eliminate_leave_block): New function.
6136 (fini_eliminate): Likewise.
6137 (init_pre): Simplify.
6138 (fini_pre): Likewise.
6139 (execute_pre): Fold into do_pre and do_fre.
6140 (do_pre): Consume execute_pre.
6142 * Makefile.in (tree-ssa-pre.o): Add domwalk.h dependency.
6144 2012-09-12 Diego Novillo <dnovillo@google.com>
6146 * vec.h: Remove compatibility notes for previous distinction
6147 between vectors of objects and vectors of pointers.
6149 2012-09-12 Christian Bruel <christian.bruel@st.com>
6151 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
6153 2012-09-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6155 * rtl.h (FFS, FLOAT, ABS, PC): Don't undef.
6156 * system.h (FFS, FLOAT, ABS, PC): Undef.
6158 2012-09-12 Richard Guenther <rguenther@suse.de>
6161 * common.opt (finline): Mark with Optimization.
6163 2012-09-12 Jakub Jelinek <jakub@redhat.com>
6165 * config.gcc: Obsolete picochip-*.
6167 2012-09-12 Nathan Froyd <froydnj@gcc.gnu.org>
6168 Hans-Peter Nilsson <hp@bitrange.com>
6170 * config/mmix/mmix.h (MMIX_REG_OK_STRICT): Delete.
6171 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P): Delete.
6172 (CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
6173 * config/mmix/mmix-protos.h (mmix_intval): Declare.
6174 (mmix_const_ok_for_letter_p, mmix_extra_constraint): Delete.
6175 (mmix_const_double_ok_for_letter_p): Delete.
6176 * config/mmix/constraints.md: New file.
6177 * config/mmix/mmix.md: Include it.
6178 (iordi3): Fix typo; use "I" instead of undefined "H" constraint.
6179 ("*call_real"): Update comment about not using the "p" constraint.
6180 * config/mmix/predicates.md (mmix_reg_or_8bit_operand): Use
6181 satisfies_constraint_I.
6182 (mmix_address_operand): New predicate.
6183 (mmix_symbolic_or_address_operand): Use it instead of address_operand.
6184 * config/mmix/mmix.c: #include tm-constrs.h.
6185 (mmix_intval): Delete declaration. Make non-static.
6186 (mmix_const_ok_for_letter_p, mmix_extra_constraint): Delete.
6187 (mmix_const_double_ok_for_letter_p): Delete.
6188 (mmix_legitimate_address_p): Use satisfies_constraint_I.
6189 (mmix_print_operand_address): Likewise.
6190 (mmix_emit_sp_add): Adjust to use insn_const_int_ok_for_constraint
6191 when matching "L" constraint.
6193 2012-09-11 Steven Bosscher <steven@gcc.gnu.org>
6195 * tree.h (expand_case): Move prototype ...
6196 * expr.h (expand_case): ...here.
6197 (expand_sjlj_dispatch_table): New prototype.
6198 * stmt.c: Include pointer-set.h instead of bitmap.h.
6199 (expand_case): Use a pointer set instead of a bitmap for
6200 already-seen labels. Fold label values here.
6201 (add_case_node): Don't fold label values here.
6202 (expand_sjlj_dispatch_table): New function.
6203 * except.c (sjlj_emit_dispatch_table): Use it.
6205 2012-09-11 Marc Glisse <marc.glisse@inria.fr>
6207 * tree-ssa-forwprop.c (simplify_vector_constructor): New function.
6208 (ssa_forward_propagate_and_combine): Call it.
6210 2012-09-11 Diego Novillo <dnovillo@google.com>
6212 * var-tracking.c (vt_add_function_parameter): Adjust for VEC changes.
6214 2012-09-11 Dominique Dhumieres <dominiq@lps.ens.fr>
6216 * config/darwin.c (darwin_asm_named_section): Adjust for VEC changes.
6217 (darwin_asm_dwarf_section): Likewise.
6219 2012-09-11 Martin Jambor <mjambor@suse.cz>
6221 * dwarf2out.c (dwarf2out_abstract_function): Do not change cfun.
6222 (premark_used_types): New parameter fun, use it instead of cfun.
6223 (gen_subprogram_die): Use DECL_STRUCT_FUNCTION (decl) instead of cfun,
6224 also pass it to premark_used_types.
6226 2012-09-11 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6228 * doc/sourcebuild.texi (arm_neon_v2_ok): Adjust command line.
6230 2012-09-11 Tobias Burnus <burnus@net-b.de>
6232 * doc/sourcebuild.texi (arm_neon_v2_ok): Fix @anchor.
6234 2012-09-11 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6235 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6237 * config/arm/neon.md (fma<VCVTF:mode>4): New pattern.
6238 (*fmsub<VCVTF:mode>4): Likewise.
6239 * doc/sourcebuild.texi (arm_neon_v2_ok, arm_neon_v2_hw): Document it.
6241 2012-09-11 Aldy Hernandez <aldyh@redhat.com>
6244 * tree-ssa-loop-im.c (execute_sm_if_changed_flag_set): Only set
6247 2012-09-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6249 PR tree-optimization/55492
6250 * doc/invoke.texi (max-slsr-cand-scan): New description.
6251 * gimple-ssa-strength-reduction.c (find_basis_for_candidate): Limit
6252 the time spent searching for a basis.
6253 * params.def (PARAM_MAX_SLSR_CANDIDATE_SCAN): New param.
6255 2012-09-11 Richard Guenther <rguenther@suse.de>
6257 * gimple.h (gimple_register_type): Remove.
6258 (print_gimple_types_stats): Adjust prototype.
6259 * lto-streamer.h (print_lto_report): Likewise.
6260 * lto-streamer.c (print_lto_report): Adjust.
6261 * gimple.c (gimple_types, type_hash_cache, enum gtc_mode,
6262 struct type_pair_d, lookup_type_pair, struct sccs,
6263 next_dfs_num, gtc_next_dfs_num, struct gimple_type_leader_entry_s,
6264 gimple_type_leader, gimple_lookup_type_leader, compare_type_names_p,
6265 gtc_visit, gimple_types_compatible_p_1, gimple_types_compatible_p,
6266 visit, iterative_hash_name, struct type_hash_pair,
6267 type_hash_pair_compare, iterative_hash_gimple_type, gimple_type_hash,
6268 gimple_type_eq, gimple_register_type_1, gimple_register_type):
6270 (print_gimple_types_stats): Adjust.
6271 (free_gimple_type_tables): Likewise.
6273 2012-09-11 Richard Guenther <rguenther@suse.de>
6275 * graphite-scop-detection.c (move_sd_regions): Adjust for VEC changes.
6276 (scopdet_basic_block_info): Likewise.
6277 (build_scops_1): Likewise.
6278 (limit_scops): Likewise.
6280 2012-09-11 Richard Guenther <rguenther@suse.de>
6283 * gimple.c (get_base_address): Do not return NULL_TREE apart
6284 from for WITH_SIZE_EXPR.
6285 * gimple-fold.c (canonicalize_constructor_val): Do not call
6286 get_base_address when not necessary.
6288 2012-09-10 Andrew Pinski <apinski@cavium.com>
6291 * trans-mem.c (thread_private_new_memory): Handle COND_EXPR also.
6293 2012-09-10 Maxim Kuvyrkov <maxim@codesourcery.com>
6295 * config/m68k/m68k.c (m68k_sched_dfa_post_advance_cycle): Support
6296 starting scheduling from a pre-existing state.
6298 2012-09-10 Diego Novillo <dnovillo@google.com>
6300 * vec.h (vec_t::quick_push): Remove overload that accepts 'T *'.
6302 (vec_t::safe_push): Likewise.
6303 (vec_t::quick_insert): Likewise.
6304 (vec_t::lower_bound): Likewise.
6305 (vec_t::safe_insert): Likewise.
6306 (vec_t::replace): Change second argument to 'T &'.
6308 2012-09-10 Maciej W. Rozycki <macro@codesourcery.com>
6310 * config/rs6000/rs6000.md: Move a splitter next to its insn.
6312 2012-09-10 Oleg Endo <olegendo@gcc.gnu.org>
6315 * config/sh/sh.h (SH_DYNAMIC_SHIFT_COST): Set always to 1 if
6316 dynamic shifts are available.
6317 (SHIFT_COUNT_TRUNCATED): Always define to 0. Correct comment.
6318 * config/sh/sh.c (ashl_lshr_seq, ext_ashl_lshr_seq): Add comments.
6319 * config/sh/predicates.md (shift_count_operand): Allow
6320 arith_reg_operand even if TARGET_DYNSHIFT is false.
6321 * config/sh/sh.md (ashlsi3, lshrsi3): Expand library call patterns
6323 (ashlsi3_d_call, lshrsi3_d_call): New insns.
6325 2012-09-10 Richard Sandiford <rdsandiford@googlemail.com>
6327 * ira.c (setup_pressure_classes): Handle synonymous classes.
6329 2012-09-10 Marc Glisse <marc.glisse@inria.fr>
6331 * tree-ssa-forwprop.c (simplify_bitfield_ref): New function.
6332 (ssa_forward_propagate_and_combine): Call it.
6334 2012-09-10 Steve Ellcey <sellcey@mips.com>
6336 * config.gcc: Add mips*-mti-linux* target
6337 Handle with_synci like other options.
6338 * config/mips/gnu-user64.h (LINUX64_DRIVER_SELF_SPECS): New.
6339 (DRIVER_SELF_SPECS): Define in terms of LINUX64_DRIVER_SELF_SPECS.
6340 * config/mips/mips.h (MIPS_ISA_SYNCI_SPEC): New.
6341 * config/mips/mti-linux.h: New file.
6342 * config/mips/t-mti-linux: New file.
6344 2012-09-10 Marc Glisse <marc.glisse@inria.fr>
6346 * tree-ssa-forwprop.c (simplify_permutation): Handle CONSTRUCTOR.
6348 2012-09-10 Martin Jambor <mjambor@suse.cz>
6350 * params.def (PARAM_IPA_MAX_AGG_ITEMS): New parameter.
6351 * ipa-prop.c: Include params.h.
6352 (IPA_MAX_AFF_JF_ITEMS): Removed.
6353 (determine_known_aggregate_parts): Use param value of
6354 PARAM_IPA_MAX_AGG_ITEMS instead of IPA_MAX_AFF_JF_ITEMS.
6355 * Makefile.in (ipa-prop.o): Add PARAMS_H dependency.
6357 2012-09-10 Richard Guenther <rguenther@suse.de>
6359 PR tree-optimization/54520
6360 * tree-ssa-threadupdate.c (def_split_header_continue_p):
6361 Properly consider sub-loops.
6363 2012-09-10 Richard Henderson <rth@redhat.com>
6365 * config/alpha/predicates.md (small_symbolic_operand): Disallow
6368 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
6371 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
6373 2012-09-10 Jan Hubicka <jh@suse.cz>
6375 * lto-cgraph.c (compute_ltrans_boundary): Do not care about aliases.
6376 * symtab.c (symtab_make_decl_local): Remove user defined visibility
6377 when making symbol local.
6379 2012-09-09 Mark Kettenis <kettenis@gnu.org>
6381 * config/openbsd-stdint.h (INTMAX_TYPE, UINTMAX_TYPE): Define.
6383 2012-09-09 Jan Hubicka <jh@suse.cz>
6385 * passes.c (ipa_write_summaries_1): Set state;
6386 do not call compute_ltrans_boundary.
6387 (ipa_write_optimization_summaries): Likewise.
6388 (ipa_write_summaries): compute_ltrans_boundary here.
6389 * lto-streamer.h (lto_symtab_encoder_d): NODES are allocated in heap.
6390 (compute_ltrans_boundary): Update prototype.
6392 2012-09-09 Ulrich Drepper <drepper@gmail.com>
6394 * config/i386/cpuid.h: Define signature_*_e[bcd]x macros for
6395 matching results of level 0 calls to __cpuid to processor
6397 * config/i386/driver-i386.c (vendor_signatures): Removed.
6398 (processor_signatures): Removed.
6399 (host_detect_local_cpu): Replace uses of now-removed SIG_*
6400 constants with the new signature_*_ebx constants.
6402 2012-09-08 Jan Hubicka <jh@suse.cz>
6404 Replace cgraph_node_set and varpool_node_set by symtab_node_encoder
6406 * tree-pass.h (cgraph_node_set_def, varpool_node_set_def): Remove
6407 forward declaration.
6408 (lto_symtab_encoder_d): Forward declare.
6409 (ipa_write_optimization_summaries): Update.
6410 * lto-cgraph.c (lto_symtab_encoder_new): Do not initialize
6411 body, initializer and in_partition.
6412 (lto_symtab_encoder_delete): Update.
6413 (lto_symtab_encoder_encode): Update.
6414 (lto_symtab_encoder_lookup): Move inline.
6415 (lto_symtab_encoder_delete_node): New function.
6416 (lto_symtab_encoder_encode_body_p, lto_set_symtab_encoder_encode_body,
6417 lto_symtab_encoder_encode_initializer_p,
6418 lto_set_symtab_encoder_encode_initializer,
6419 lto_symtab_encoder_in_partition_p,
6420 lto_symtab_encoder_in_partition_p): Update.
6421 (compute_ltrans_boundary): Take encoder as an input.
6422 * passes.c (ipa_write_summaries_1): Update.
6423 (ipa_write_summaries_1): Update.
6424 (ipa_write_summaries): Update.
6425 (ipa_write_optimization_summaries): Update.
6426 * lto-streamer.c (print_lto_report): Report number of cgraph nodes.
6427 * lto-streamer.h (lto_stats_d): Replace num_output_cgraph_nodes by
6428 num_output_symtab_nodes.
6429 (lto_encoder_entry): New structure.
6430 (struct lto_symtab_encoder_d): Reorg.
6431 (lto_symtab_encoder_delete_node): Declare.
6432 (lto_symtab_encoder_lookup): Bring inline.
6433 (compute_ltrans_boundary): Update.
6434 (lto_symtab_encoder_size): Update.
6435 (lsei_node, lsei_cgraph_node, lsei_varpool_node): Update.
6436 (lto_symtab_encoder_deref): Update.
6438 2012-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6440 * config/pa/pa.c (hppa_rtx_costs): Update costs for large
6443 2012-09-08 Andi Kleen <ak@linux.intel.com>
6445 * lto/lto.c (do_whole_program_analysis): Fix last broken patch.
6447 2012-09-08 Andi Kleen <ak@linux.intel.com>
6449 * common.opt (-fmem-report-wpa): Add
6450 * doc/invoke.texi (-fmem-report-wpa): Document.
6451 * lto/lto.c (do_whole_program_analysis): Run mem_report
6452 when mem_report_wpa is set.
6454 2012-09-07 Anthony Green <green@moxielogic.com>
6456 * config/moxie/moxie.c (moxie_expand_prologue): Optimize prologue
6457 for functions with large static stack requirements.
6458 (moxie_expand_epilogue): Use $r12 instead of $r5 for pulling saved
6459 values off of the stack.
6461 2012-09-07 Nick Clifton <nickc@redhat.com>
6463 * config/v850/v850.h (DBX_DEBUGGING_INFO): Define.
6464 (ASM_GENERATE_INTERNAL_LABEL): Define if not already provided.
6465 * config/v850/v850.c (compute_register_save_size): Always include
6467 (increment_stack): New function - emits insns to increment or
6468 decrement the stack pointer.
6469 (expand_prologue, expand_epilogue): Use it.
6470 (expand_prologue): Set the function stack size, if requested.
6471 (v850_debug_unwind_info): New function.
6472 (TARGET_DEBUG_UNWIND_INFO): Define.
6474 2012-09-07 Richard Earnshaw <rearnsha@arm.com>
6477 * tree-ssa-math-opts.c (widening_mult_conversion_strippable_p):
6478 Sign-extension of a zero-extended value can be simplified to
6479 just zero-extension.
6481 2012-09-07 Richard Guenther <rguenther@suse.de>
6484 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
6485 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
6486 arguments separately.
6488 2012-09-07 Steven Bosscher <steven@gcc.gnu.org>
6490 * bitmap.c (bitmap_last_set_bit): Rewrite to return the correct bit.
6492 * graphite.c (print_global_statistics): Use EDGE_COUNT instead
6494 (print_graphite_scop_statistics): Likewise.
6495 * graphite-scop-detection.c (get_bb_type): Use single_succ_p.
6496 (print_graphite_scop_statistics): Use EDGE_COUNT, not VEC_length.
6497 (canonicalize_loop_closed_ssa): Use single_pred_p.
6499 * alias.c (reg_seen): Make this an sbitmap.
6500 (record_set, init_alias_analysis): Update.
6502 * tree-ssa-coalesce.c (ssa_conflicts_dump): Fix dumping.
6504 2012-09-07 Tom de Vries <tom@codesourcery.com>
6506 PR tree-optimization/53986
6507 * tree-vrp.c (extract_range_from_multiplicative_op_1): Allow
6509 (extract_range_from_binary_expr_1): Handle LSHIFT with constant
6510 range as shift amount.
6512 2012-09-07 Segher Boessenkool <segher@kernel.crashing.org>
6514 * config/rs6000/aix43.h (RS6000_CALL_GLUE): Delete.
6515 * config/rs6000/aix51.h (RS6000_CALL_GLUE): Delete.
6516 * config/rs6000/aix52.h (RS6000_CALL_GLUE): Delete.
6517 * config/rs6000/aix53.h (RS6000_CALL_GLUE): Delete.
6518 * config/rs6000/aix61.h (RS6000_CALL_GLUE): Delete.
6519 * config/rs6000/freebsd64.h (RS6000_CALL_GLUE): Delete.
6520 * config/rs6000/linux64.h (RS6000_CALL_GLUE): Delete.
6521 * config/rs6000/rs6000.c (print_operand) ['.']: Delete.
6522 * config/rs6000/rs6000.h (RS6000_CALL_GLUE): Delete.
6523 * config/rs6000/rs6000.md (tls_gd_aix<TLSmode:tls_abi_suffix>):
6524 Replace %. with nop.
6525 (tls_gd_call_aix<TLSmode:tls_abi_suffix>): Ditto.
6526 (tls_ld_aix<TLSmode:tls_abi_suffix>): Ditto.
6527 (tls_ld_call_aix<TLSmode:tls_abi_suffix>): Ditto.
6528 (call_nonlocal_aix32): Ditto.
6529 (call_nonlocal_aix64): Ditto.
6530 (call_value_nonlocal_aix32): Ditto.
6531 (call_value_nonlocal_aix64): Ditto.
6533 2012-09-06 Andi Kleen <ak@linux.intel.com>
6535 * doc/invoke.texi (-ffat-lto-objects): Clarify that gcc-ar
6536 et.al. should be used.
6538 2012-09-06 Andi Kleen <ak@linux.intel.com>
6540 * lto-streamer.h (res_pair): Add.
6541 (lto_file_decl_data): Replace resolutions with respairs.
6543 * lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
6544 Initialize respairs.
6545 (lto_file_finalize): Set up resolutions vector lazily from respairs.
6547 2012-09-06 Lawrence Crowl <crowl@google.com>
6549 * double-int.h (double_int::operator &=): New.
6550 (double_int::operator ^=): New.
6551 (double_int::operator |=): New.
6552 (double_int::mul_with_sign): Modify overflow parameter to bool*.
6553 (double_int::add_with_sign): New.
6554 (double_int::ule): New.
6555 (double_int::sle): New.
6556 (binary double_int::operator *): Remove parameter name.
6557 (binary double_int::operator +): Likewise.
6558 (binary double_int::operator -): Likewise.
6559 (binary double_int::operator &): Likewise.
6560 (double_int::operator |): Likewise.
6561 (double_int::operator ^): Likewise.
6562 (double_int::and_not): Likewise.
6563 (double_int::from_shwi): Tidy formatting.
6564 (double_int::from_uhwi): Likewise.
6565 (double_int::from_uhwi): Likewise.
6566 * double-int.c (double_int::mul_with_sign): Modify overflow parameter
6568 (double_int::add_with_sign): New.
6569 (double_int::ule): New.
6570 (double_int::sle): New.
6571 * builtins.c: Modify to use the new double_int interface.
6572 * cgraph.c: Likewise.
6573 * combine.c: Likewise.
6574 * dwarf2out.c: Likewise.
6575 * emit-rtl.c: Likewise.
6576 * expmed.c: Likewise.
6578 * fixed-value.c: Likewise.
6579 * fold-const.c: Likewise.
6580 * gimple-fold.c: Likewise.
6581 * gimple-ssa-strength-reduction.c: Likewise.
6582 * gimplify-rtx.c: Likewise.
6583 * ipa-prop.c: Likewise.
6584 * loop-iv.c: Likewise.
6585 * optabs.c: Likewise.
6586 * stor-layout.c: Likewise.
6587 * tree-affine.c: Likewise.
6588 * tree-cfg.c: Likewise.
6589 * tree-dfa.c: Likewise.
6590 * tree-flow-inline.h: Likewise.
6591 * tree-object-size.c: Likewise.
6592 * tree-predcom.c: Likewise.
6593 * tree-pretty-print.c: Likewise.
6594 * tree-sra.c: Likewise.
6595 * tree-ssa-address.c: Likewise.
6596 * tree-ssa-alias.c: Likewise.
6597 * tree-ssa-ccp.c: Likewise.
6598 * tree-ssa-forwprop.c: Likewise.
6599 * tree-ssa-loop-ivopts.c: Likewise.
6600 * tree-ssa-loop-niter.c: Likewise.
6601 * tree-ssa-phiopt.c: Likewise.
6602 * tree-ssa-pre.c: Likewise.
6603 * tree-ssa-sccvn: Likewise.
6604 * tree-ssa-structalias.c: Likewise.
6605 * tree-ssa.c: Likewise.
6606 * tree-switch-conversion.c: Likewise.
6607 * tree-vect-loop-manip.c: Likewise.
6608 * tree-vrp.c: Likewise.
6611 * varasm.c: Likewise.
6613 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
6615 * configure.ac (hle prefixes): Remove .code64 directive.
6616 * configure: Regenerated.
6618 2012-09-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6620 * config/arm/arm.c: Use CONST_INT_P, CONST_DOUBLE_P, REG_P, MEM_P,
6621 LABEL_P, JUMP_P, CALL_P, NOTE_P, BARRIER_P consistently.
6622 * config/arm/arm.h: Use REG_P, MEM_P consistently.
6623 * config/arm/arm.md: Use CONST_INT_P, REG_P, MEM_P, CONST_DOUBLE_P
6625 * config/arm/neon.md: Use REG_P consistently.
6626 * config/arm/predicates.md: Use CONST_INT_P, REG_P, MEM_P consistently.
6627 * config/arm/thumb2.md: Use CONST_INT_P, REG_P consistently.
6628 * config/arm/vec-common.md: Use REG_P consistently.
6630 2012-09-06 Richard Guenther <rguenther@suse.de>
6632 PR tree-optimization/54498
6633 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
6634 abort when reaching an already visited region.
6635 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
6636 (get_continuation_for_phi_1): Likewise.
6637 (walk_non_aliased_vuses): When we translated the reference,
6638 abort when we re-visit a region.
6639 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
6641 2012-09-06 David Edelsohn <dje.gcc@gmail.com>
6643 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Add TLS
6645 * config/rs6000/rs6000.c (rs6000_debug_address_cost): Add new
6646 arguments to TARGET_ADDRESS_COST call.
6648 2012-09-06 Richard Guenther <rguenther@suse.de>
6650 * tree.h (MOVE_NONTEMPORAL): Remove.
6651 * tree-pretty-print.c (dump_generic_node): Remove
6652 MOVE_NONTEMPORAL handling.
6653 * expr.c (expand_expr_real_1): Likewise.
6655 2012-09-06 Richard Guenther <rguenther@suse.de>
6657 * passes.c (execute_function_todo): Call compute_may_aliases
6658 only if flag_tree_pta is set.
6660 2012-09-06 Andrew Pinski <apinski@cavium.com>
6663 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
6665 2012-09-06 Jakub Jelinek <jakub@redhat.com>
6667 PR rtl-optimization/54455
6668 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
6669 bb ends up with asm goto referencing bb's label.
6671 2012-09-06 Chen Liqin <liqin.gcc@gmail.com>
6673 * config/score/score.c: Remove TARGET_LEGITIMIZE_ADDRESS define and
6674 score_legitimize_address function, use compiler default code instead.
6676 2012-09-05 Jan Hubicka <jh@suse.cz>
6678 * ipa-inline.c (want_inline_small_function_p): Use
6679 INLINE_HINT_loop_iterations hint.
6681 2012-09-05 Andrew Pinski <apinski@cavium.com>
6683 * optabs.c (emit_conditional_add): Correct comment about the arguments.
6684 Remove code which might swap op2 and op3 since they cannot be swapped.
6685 * doc/md.texi (add@var{mode}cc): Fix document about how the arguments
6688 2012-09-05 Oleg Endo <olegendo@gcc.gnu.org>
6690 * hooks.c (hook_int_rtx_mode_as_bool_0): New function.
6691 * hooks.h (hook_int_rtx_mode_as_bool_0): Declare it.
6692 * output.h (default_address_cost): Add machine_mode and address space
6694 * target.def (address_cost): Likewise.
6695 * rtlanal.c (address_cost): Pass mode and address space to target hook.
6696 (default_address_cost): Add unnamed machine_mode and address space
6698 * doc/tm.texi: Regenerate.
6699 * config/alpha/alpha.c (TARGET_ADDRESS_COST): Use
6700 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6701 * config/arm/arm.c (arm_address_cost): Add machine_mode and address
6703 * config/avr/avr.c (avr_address_cost): Likewise.
6704 * config/bfin/bfin.c (bfin_address_cost): Likewise.
6705 * config/cr16/cr16.c (cr16_address_cost): Likewise.
6706 * config/cris/cris.c (cris_address_cost): Likewise.
6707 * config/epiphany/epiphany.c (epiphany_address_cost): Likewise.
6708 * config/i386/i386.c (ix86_address_cost): Likewise.
6709 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Use
6710 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6711 * config/iq2000/iq2000.c (iq2000_address_cost): Add machine_mode and
6712 address space arguments. Pass them on in recursive invocation.
6713 * config/lm32/lm32.c (TARGET_ADDRESS_COST): Use
6714 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6715 * config/m32c/m32c.c (m32c_address_cost): Add machine_mode and address
6717 * config/m32r/m32r.c (TARGET_ADDRESS_COST): Use
6718 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6719 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Likewise.
6720 * config/mep/mep.c (mep_address_cost): Add machine_mode and address
6722 * config/microblaze/microblaze.c (microblaze_address_cost): Likewise.
6723 * config/mips/mips.c (mips_address_cost): Likewise.
6724 * config/mmix/mmix.c (TARGET_ADDRESS_COST): Use
6725 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6726 * config/mn10300/mn10300.c (mn10300_address_cost): Add machine_mode and
6727 address space arguments.
6728 (mn10300_rtx_costs): Pass GET_MODE (x) and MEM_ADDR_SPACE (x) to
6729 mn10300_address_cost.
6730 * config/pa/pa.c (hppa_address_cost): Add machine_mode and address
6732 * config/rs6000/rs6000.c (rs6000_debug_address_cost): Likewise.
6733 (TARGET_ADDRESS_COST): Use hook_int_rtx_mode_as_bool_0 instead of
6734 hook_int_rtx_bool_0.
6735 * config/rx/rx.c (rx_address_cost): Add machine_mode and address
6737 * config/s390/s390.c (s390_address_cost): Likewise.
6738 * config/score/score-protos.h (score_address_cost): Likewise.
6739 * config/score/score.c (score_address_cost): Likewise.
6740 * config/sh/sh.c (sh_address_cost): Likewise.
6741 * config/sparc/sparc.c (TARGET_ADDRESS_COST): Use
6742 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6743 * config/spu/spu.c (TARGET_ADDRESS_COST): Likewise.
6744 * config/stormy16/stormy16.c (xstormy16_address_cost): Add machine_mode
6745 and address space arguments.
6746 * config/v850/v850.c (TARGET_ADDRESS_COST): Use
6747 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6748 * config/vax/vax.c (vax_address_cost): Add machine_mode and address
6750 * config/xtensa/xtensa (TARGET_ADDRESS_COST): Use
6751 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6753 2012-09-05 Diego Novillo <dnovillo@google.com>
6756 * vec.h (vec_t::lower_bound): Fix spelling of LESSTHAN argument.
6758 2012-09-05 Jakub Jelinek <jakub@redhat.com>
6761 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
6762 build_int_cst with size_type_node instead of size_int.
6764 2012-09-05 Uros Bizjak <ubizjak@gmail.com>
6766 * config/i386/sse.md (<sse4_1>_blendv<ssemodesuffix><avxsizesuffix>):
6767 Use register_operand instead of reg_not_xmm0_operand{,_maybe_avx}.
6768 Use nonimmediate_operand instead of
6769 nonimm_not_xmm0_operand{,_maybe_avx}.
6770 (<sse4_1_avx2>_pblendvb): Ditto.
6771 (sse4_2_pcmpestr): Ditto.
6772 (*sse4_2_pcmpestr_unaligned): Ditto.
6773 (sse4_2_pcmpistr): Ditto.
6774 (*sse4_2_pcmpistr_unaligned): Ditto.
6775 * config/i386/predicates.md (reg_not_xmm0_operand): Remove predicate.
6776 (nonimm_not_xmm0_operand): Ditto.
6777 (nonimm_not_xmm0_operand_maybe_avx): Ditto.
6778 (nonimm_not_xmm0_operand_maybe_avx): Ditto.
6779 * config/i386/i386.md (rdpmc): Do not force operand 1 into ecx.
6781 2012-09-05 Eric Botcazou <ebotcazou@adacore.com>
6783 * bb-reorder.c: Clarify a few points in the head comment and fix
6784 long lines in other comments.
6785 (find_traces): Fix long line.
6786 (find_traces_1_round): Likewise.
6787 (better_edge_p): Likewise.
6788 (connect_traces): Likewise.
6789 (duplicate_computed_gotos): Likewise.
6790 (find_rarely_executed_basic_blocks_and_cr): Remove trailing spaces.
6791 (fix_up_fall_thru_edges): Fix formatting.
6793 2012-09-05 Richard Guenther <rguenther@suse.de>
6795 PR tree-optimization/46590
6796 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Do not
6797 update SSA form here.
6798 (canonicalize_induction_variables): Assert we do not need to
6800 (tree_unroll_loops_completely): Update SSA form here.
6801 * tree-ssa-loop-manip.c (gimple_duplicate_loop_to_header_edge):
6802 Do not verify loop-closed SSA form if SSA form is not up-to-date.
6804 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
6807 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
6808 not configured --with-avrlibc=no.
6809 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if not configured
6811 * config/avr/avrlibc.h: New file.
6812 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
6813 not configured --with-avrlibc=no.
6814 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
6816 2012-09-04 Teresa Johnson <tejohnson@google.com>
6818 * gcov-io.c (gcov_write_summary): Write out non-zero histogram
6819 entries to function summary along with an occupancy bit vector.
6820 (gcov_read_summary): Read in the histogram entries.
6821 (gcov_histo_index): New function.
6822 (void gcov_histogram_merge): Ditto.
6823 * gcov-io.h (gcov_type_unsigned): New type.
6824 (struct gcov_bucket_type): Ditto.
6825 (struct gcov_ctr_summary): Include histogram.
6826 (GCOV_TAG_SUMMARY_LENGTH): Update to include histogram entries.
6827 (GCOV_HISTOGRAM_SIZE): New macro.
6828 (GCOV_HISTOGRAM_BITVECTOR_SIZE): Ditto.
6829 * profile.c (NUM_GCOV_WORKING_SETS): Ditto.
6830 (gcov_working_sets): New global variable.
6831 (compute_working_sets): New function.
6832 (find_working_set): Ditto.
6833 (get_exec_counts): Invoke compute_working_sets.
6834 * coverage.c (read_counts_file): Merge histograms, and
6835 fix bug with accessing summary info for non-summable counters.
6836 * basic-block.h (gcov_type_unsigned): New type.
6837 (struct gcov_working_set_info): Ditto.
6838 (find_working_set): Declare.
6839 * gcov-dump.c (tag_summary): Dump out histogram.
6841 2012-09-04 Diego Novillo <dnovillo@google.com>
6844 * vec.h (vec_t::embedded_init): Move default argument value
6845 to function declaration.
6847 2012-09-04 Eric Botcazou <ebotcazou@adacore.com>
6849 * bb-reorder.c (gate_handle_reorder_blocks): Move around.
6850 (rest_of_handle_reorder_blocks): Likewise.
6851 (pass_reorder_blocks): Likewise.
6852 (gate_handle_partition_blocks): Likewise.
6854 2012-09-04 Eric Botcazou <ebotcazou@adacore.com>
6856 PR rtl-optimization/54456
6857 * sched-rgn.c (gate_handle_sched): Return 1 only if optimize > 0.
6859 2012-09-04 Diego Novillo <dnovillo@google.com>
6862 * vec.h (vec_t::alloc): Remove explicit type specification
6864 (vec_t::copy): Likewise.
6865 (vec_t::reserve): Likewise.
6866 (vec_t::reserve_exact): Likewise.
6867 (vec_t::safe_splice): Likewise.
6868 (vec_t::safe_push): Likewise.
6869 (vec_t::safe_grow): Likewise.
6870 (vec_t::safe_grow_cleared): Likewise.
6871 (vec_t::safe_insert): Likewise.
6873 2012-09-04 Richard Henderson <rth@redhat.com>
6875 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
6877 2012-09-04 Richard Guenther <rguenther@suse.de>
6879 * tree-ssa-pre.c (value_expressions): Make it a vector of
6880 bitmaps containing expression IDs.
6881 (add_to_value): Adjust.
6882 (sorted_array_from_bitmap_set): Likewise.
6883 (bitmap_set_replace_value): Likewise.
6884 (print_value_expressions): Likewise.
6885 (get_constant_for_value_id): Likewise.
6886 (get_representative_for): Likewise.
6887 (phi_translate_1): Likewise.
6888 (bitmap_find_leader): Likewise.
6889 (find_or_generate_expression): Likewise.
6890 (do_regular_insertion): Likewise.
6891 (init_pre): Likewise.
6892 (fini_pre): Likewise.
6894 2012-09-04 Diego Novillo <dnovillo@google.com>
6897 * vec.h (vec_t::copy): Add cast in call to reserve_exact.
6899 2012-09-04 Richard Guenther <rguenther@suse.de>
6901 * tree-ssa-pre.c (add_to_exp_gen): Adjust.
6902 (make_values_for_phi): Do not add to PHI_GEN for FRE.
6903 (compute_avail): Stop processing after adding all defs to
6905 (init_pre): Do not allocate not needed bitmap sets for FRE.
6907 2012-09-04 Diego Novillo <dnovillo@google.com>
6909 Rewrite VEC_* functions as member functions of vec_t.
6911 * vec.h: Update documentation.
6912 (ALONE_VEC_CHECK_INFO): Define.
6913 (ALONE_VEC_CHECK_DECL): Define.
6914 (ALONE_VEC_CHECK_PASS): Define.
6915 (struct vec_prefix): Rename field NUM to NUM_.
6916 Rename field ALLOC to ALLOC_.
6918 (struct vec_t): Rename field PREFIX to PREFIX_.
6919 Rename field VEC to VEC_.
6921 (vec_t::length): Rename from VEC_length_1. Update all users.
6922 (vec_t::empty): Rename from VEC_empty_1. Update all users.
6923 (vec_t::address): Rename from VEC_address_1. Update all users.
6925 (vec_t::last): Rename from VEC_last_1. Update all users.
6926 (vec_t::operator[]): Rename from VEC_index_1. Update all users.
6927 (vec_t::iterate): Rename from VEC_iterate_1. Update all users.
6928 (vec_t::embedded_size): Rename from VEC_embedded_size_1.
6930 (vec_t::embedded_init): Rename from VEC_embedded_init_1.
6932 (vec_t::alloc): Rename from VEC_alloc_1. Update all users.
6933 (vec_t::free): Rename from VEC_free_1. Update all users.
6934 (vec_t::copy): Rename from VEC_copy_1. Update all users.
6935 (vec_t::space): Rename from VEC_space_1. Update all users.
6936 (vec_t::reserve): Rename from VEC_reserve_1. Update all users.
6937 (vec_t::reserve_exact): Rename from VEC_reserve_exact_1.
6939 (vec_t::splice): Rename from VEC_splice_1. Update all users.
6940 (vec_t::safe_splice): Rename from VEC_safe_splice_1. Update all users.
6941 (vec_t::quick_push): Rename from VEC_quick_push_1. Update all users.
6942 (vec_t::safe_push): Rename from VEC_safe_push_1. Update all users.
6943 (vec_t::pop): Rename from VEC_pop_1. Update all users.
6944 (vec_t::truncate): Rename from VEC_truncate_1. Update all users.
6945 (vec_t::safe_grow): Rename from VEC_safe_grow_1. Update all users.
6946 (vec_t::safe_grow_cleared): Rename from VEC_safe_grow_cleared_1.
6948 (vec_t::replace): Rename from VEC_replace_1. Update all users.
6949 (vec_t::quick_insert): Rename from VEC_quick_insert_1.
6951 (vec_t::safe_insert): Rename from VEC_safe_insert_1. Update all users.
6952 (vec_t::ordered_remove): Rename from VEC_ordered_remove_1.
6954 (vec_t::unordered_remove): Rename from VEC_unordered_remove_1.
6956 (vec_t::block_remove): Rename from VEC_block_remove_1. Update all users.
6957 (vec_t::lower_bound): Rename from VEC_lower_bound_1. Update all users.
6959 2012-09-04 Steven Bosscher <steven@gcc.gnu.org>
6961 * gimple.h (gimple_build_switch): Remove.
6962 (gimple_build_switch_vec): Promote to the new gimple_build_switch.
6963 (gimple_switch_default_label): Assert the default case label is
6964 really a default case label.
6965 (gimple_switch_set_default_label): Likewise.
6966 * gimple.c (gimple_build_switch_nlabels): Make sure a default label
6967 is passed in, and simplify accordingly.
6968 (gimple_build_switch): Removed.
6969 (gimple_build_switch_vec): Rename to gimple_build_switch.
6970 * gimplify.c (gimplify_switch_expr): Update gimple_build_switch use.
6971 * gimple-pretty-print.c (dump_gimple_switch): Do not accept a NULL
6973 * stmt.c (expand_case): Simplify using the fact that every GIMPLE
6974 switch must have a default case.
6975 * tree-cfg.c (group_case_labels_stmt): Likewise.
6976 (verify_gimple_switch): Use gimple_switch_label in verifier to get
6977 the label at index 0, and verify that it is a valid default case.
6978 * except.c (sjlj_emit_dispatch_table): Rewrite construction of the
6979 switch for dispatching.
6980 * tree-eh.c (lower_try_finally_switch): Update gimple_build_switch use.
6981 (lower_eh_dispatch): Likewise.
6982 * tree-vrp.c (execute_vrp): Use gimple_switch_label to get the case
6983 label at index 0 before turning it into a default case label.
6984 * omp-low.c (expand_omp_sections): Update gimple_build_switch use.
6985 * tree-switch-conversion.c (emit_case_bit_tests): Get the default case
6986 label using gimple_switch_default_label.
6987 (collect_switch_conv_info): Likewise.
6988 (process_switch): Likewise.
6989 * doc/gimple.texi: Update documentation of gimple_build_switch.
6991 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
6994 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with
6997 2012-09-04 Bin Cheng <bin.cheng@arm.com>
7000 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
7001 of size less than 4 bytes by using macro ARM_NUM_INTS.
7002 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
7004 2012-09-04 Richard Guenther <rguenther@suse.de>
7006 PR tree-optimization/54458
7007 * tree-ssa-threadupdate.c (thread_through_loop_header): If we
7008 turn the loop into one with multiple latches mark it so.
7010 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7013 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
7015 (avr_allocate_stack_slots_for_args): ...this new static function.
7017 2012-09-04 Christophe Lyon <christophe.lyon@linaro.org>
7019 * config/arm/arm.c (arm_expand_builtin): Replace gen_rtx_CONST_INT
7021 (arm_emit_coreregs_64bit_shift): Likewise.
7023 2012-09-04 Christophe Lyon <christophe.lyon@linaro.org>
7025 * config/arm/arm.c (arm_evpc_neon_vext): New function.
7026 (arm_expand_vec_perm_const_1): Add call to arm_evpc_neon_vext.
7028 2012-09-04 Oleg Endo <olegendo@gcc.gnu.org>
7031 * config/sh/sh.c (prepare_cbranch_operands): Pull out comparison
7032 canonicalization code into...
7033 * (sh_canonicalize_comparison): This new function.
7034 * config/sh/sh-protos.h: Declare it.
7035 * config/sh/sh.h: Use it in new macro CANONICALIZE_COMPARISON.
7036 * config/sh/sh.md (cbranchsi4): Remove TARGET_CBRANCHDI4 check and
7037 always invoke expand_cbranchsi4.
7039 2012-09-03 Andi Kleen <ak@linux.intel.com>
7041 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Initialize
7044 2012-09-03 Andrew Pinski <apinski@cavium.com>
7047 * tree-if-conv.c (constant_or_ssa_name): New function.
7048 (fold_build_cond_expr): New function.
7049 (predicate_scalar_phi): Use fold_build_cond_expr instead of build3.
7050 (predicate_mem_writes): Likewise.
7052 2012-09-03 Marc Glisse <marc.glisse@inria.fr>
7054 * fold-const.c (fold_ternary_loc): Constant-propagate after
7055 removing dead operands.
7057 2012-09-03 Michael Matz <matz@suse.de>
7059 PR tree-optimization/46590
7060 * tree-cfg.c (gimple_duplicate_sese_region): Don't update
7062 * tree-ssa-loop-ch.c (copy_loop_headers): ... but here.
7064 2012-09-03 Sandra Loosemore <sandra@codesourcery.com>
7066 * doc/invoke.texi: Fix numerous typos and punctuation/grammatical
7067 errors throughout the file. Re-word some awkward sentences and
7070 2012-09-03 Richard Guenther <rguenther@suse.de>
7072 PR tree-optimization/54362
7073 * tree-ssa-structalias.c (find_func_aliases): Handle COND_EXPR.
7075 2012-09-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7077 * config/s390/s390.c (s390_loadrelative_operand_p): New function.
7078 (s390_check_qrst_address, print_operand_address): Use
7079 s390_loadrelative_operand_p instead of s390_symref_operand_p.
7080 (s390_check_symref_alignment): Accept pointer size alignment for
7082 (legitimize_pic_address): Use load relative on z10 or later.
7084 2012-09-03 Jakub Jelinek <jakub@redhat.com>
7087 * valtrack.c (dead_debug_insert_temp): Drop non-reg uses
7090 2012-09-03 Joseph Myers <joseph@codesourcery.com>
7092 * common.opt (--no-sysroot-suffix): New driver option.
7093 * doc/invoke.texi (--no-sysroot-suffix): Document.
7094 * gcc.c (driver_handle_option): Handle --no-sysroot-suffix as not
7095 needing spec processing.
7096 (main): Do not process sysroot suffixes if no_sysroot_suffix.
7098 2012-09-02 Oleg Endo <olegendo@gcc.gnu.org>
7101 * common/config/sh/sh-common.c: Update copyright years.
7102 (sh_option_init_struct): Delete.
7103 (TARGET_OPTION_INIT_STRUCT): Likewise.
7105 2012-09-02 Oleg Endo <olegendo@gcc.gnu.org>
7108 * config/sh/sh.md (cmpgeusi_t): Remove N alternative.
7109 Check operands[1] in split condition instead of operands[0].
7112 2012-09-02 Mark Kettenis <kettenis@openbsd.org>
7114 * config.gcc (x86_64-*-openbsd*): New target.
7115 * config.host (*-*-openbsd*): New target.
7116 * config/openbsd.h (TARGET_C99_FUNCTIONS): Define.
7117 * config/i386/openbsdelf.h: Remove some superfluous defines and
7118 group things together in a more logical fashion.
7119 (DBX_REGISTER_NUMBER): Provide a
7120 definition that works on both 32-bit and 64-bit targets.
7121 (WCHAR_TYPE_SIZE): Hardcode as 32.
7122 (NO_DOLLAR_IN_LABEL): Remove undef.
7123 (TARGET_DEFAULT): Remove.
7124 (SET_ASM_OP): Remove.
7125 (DEFAULT_PCC_STRUCT_RETURN): Undef first to prevent warning.
7126 (ASM_OUTPUT_MAX_SKIP_ALIGN): Synch with x86-64.h
7127 (DWARF2_UNWIND_INFO): Remove define.
7128 (HAVE_ENABLE_EXECUTE_STACK): Define.
7129 * config/host-openbsd.c: New file.
7130 * config/t-openbsd (USER_H): Add EXTRA_HEADERS.
7131 * config/x-openbsd: New file.
7133 2012-09-02 Oleg Endo <olegendo@gcc.gnu.org>
7135 * config/sh/sh.md (*extend<mode>si2_compact_mem_disp): Pass iterated
7136 mode to sh_legitimate_index_p instead of QImode.
7138 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
7140 PR rtl-optimization/54369
7141 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
7142 calling dbr_schedule.
7143 * config/sparc/sparc.c (sparc_reorg): Likewise.
7145 2012-09-01 Jakub Jelinek <jakub@redhat.com>
7148 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
7149 operands[1] is CONST_INT_P, convert it to QImode before printing.
7151 2012-09-01 Andrew Pinski <apinski@cavium.com>
7153 * simplify-rtx.c (simplify_unary_operation_1 <case TRUNCATE>):
7154 A truncate of a memory is just loading the low part of the memory.
7156 2012-09-01 Uros Bizjak <ubizjak@gmail.com>
7160 * config/i386/i386.c (ix86_legitimate_combined_insn): New function.
7161 (TARGET_LEGITIMATE_COMBINED_INSN): New macro.
7163 2012-09-01 Uros Bizjak <ubizjak@gmail.com>
7165 * target.def (legitimate_combined_insn): New target hook.
7166 * doc/tm.texi.in (TARGET_LEGITIMATE_COMBINED_INSN): New hook.
7167 * doc/tm.texi: Regenerated.
7168 * combine.c (recog_for_combine): Call targetm.legitimate_combined_insn
7169 to allow targets to reject combined insn.
7170 * hooks.h (hook_bool_rtx_true): New.
7171 * hooks.c (hook_bool_rtx_true): Ditto.
7173 2012-08-31 Martin Jambor <mjambor@suse.cz>
7175 * ipa-inline-analysis.c (estimate_function_body_sizes): Allocate
7176 nonconstant_names after calculate_dominance_info and
7177 loop_optimizer_init.
7179 2012-08-31 Greta Yorsh <Greta.Yorsh@arm.com>
7181 * config/arm/arm.c (arm_expand_epilogue): Remove unused variable
7184 2012-08-31 Martin Jambor <mjambor@suse.cz>
7187 * ipa-inline-analysis.c (remap_predicate): Fix the offset_map
7190 2012-08-31 Martin Jambor <mjambor@suse.cz>
7192 * ipa-inline-analysis.c (phi_result_unknown_predicate): New function.
7193 (predicate_for_phi_result): Likewise.
7194 (estimate_function_body_sizes): Use the above two functions.
7196 2012-08-31 Martin Jambor <mjambor@suse.cz>
7199 * ipa-inline-analysis.c (estimate_function_body_sizes): Compute
7200 dominance info and loops whenever optimizing.
7202 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7203 Richard Earnshaw <richard.earnshaw@arm.com>
7206 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
7207 element size. Use elem_type from the formal parameter. New parameter
7209 (neon_expand_args): Adjust call to neon_dereference_pointer.
7211 2012-08-29 Steven Bosscher <steven@gcc.gnu.org>
7213 * cfg.c (dump_bb_info): Print a newline if there were no edges to dump.
7215 2012-08-29 Chung-Lin Tang <cltang@codesourcery.com>
7218 * config/mips/t-linux64 (MULTILIB_OSDIRNAMES): Change to use
7219 mapping style, add ../lib/mips16.
7220 (MULTILIB_OPTIONS,MULTILIB_DIRNAMES): Add mips16.
7221 (MULTILIB_EXCLUSIONS): Exclude mips16 when not -mabi=32.
7223 2012-08-29 Richard Sandiford <rdsandiford@googlemail.com>
7225 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_synci
7228 2012-08-29 Oleg Endo <olegendo@gcc.gnu.org>
7230 * config/sh/sh.opt (menable-tas): Rename to mtas.
7231 * doc/invoke.texi (SH options): Likewise.
7232 * config/sh/sync.md: Update comments.
7234 2012-08-29 Oleg Endo <olegendo@gcc.gnu.org>
7236 * config/sh/iterators.md: New file.
7237 * config/sh/sync.md (I124, I12, i124suffix): Delete. Replace usage
7238 with new iterators QIHISI, QIHI, bw, bwl respectively throughout
7240 * config/sh/sh.md: Include new file iterators.md.
7241 (zero_extendhisi2, zero_extendqisi2): Fold into zero_extend<mode>si2.
7242 (*zero_extendhisi2_compact, *zero_extendqisi2_compact): Fold into
7243 *zero_extend<mode>si2_compact.
7244 (*zero_extendqisi2_disp_mem, zero_extendhisi2_disp_mem): Fold into
7245 *zero_extend<mode>si2_disp_mem.
7246 (extendhisi2, extendqisi2): Fold into extend<mode>si2.
7247 (*extendqisi2_compact_reg, *extendhisi2_compact_reg): Fold into
7248 *extend<mode>si2_compact_reg.
7249 (*extendqisi2_compact_mem_disp, *extendhisi2_compact_mem_disp): Fold
7250 into *extend<mode>si2_compact_mem_disp.
7251 (*extendqisi2_compact_snd, *extendhisi2_compact_snd): Fold into
7252 *extend<mode>si2_compact_snd.
7253 (*movsi_index_disp, *movhi_index_disp): Fold with iterators and rename
7254 to *movsi_index_disp_load, *movhi_index_disp_load,
7255 *mov<mode>_index_disp_store.
7256 (*movqi_reg_reg, *movhi_reg_reg): Fold into *mov<mode>_reg_reg.
7257 (*movqi_store_mem_disp04, *movhi_store_mem_disp05): Fold into
7258 *mov<mode>_store_mem_disp04.
7259 (*movqi_store_mem_disp12, *movhi_store_mem_disp13): Fold into
7260 *mov<mode>_store_mem_disp12.
7261 (*movqi_load_mem_disp, *movhi_load_mem_disp): Fold into
7262 *mov<mode>_load_mem_disp04 and *mov<mode>_load_mem_disp12.
7264 2012-08-29 Martin Jambor <mjambor@suse.cz>
7266 * ipa-inline.h (estimate_edge_hints): Call do_estimate_edge_hints, not
7267 do_estimate_edge_time.
7269 2012-08-29 Chung-Lin Tang <cltang@codesourcery.com>
7271 * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Add nomips16 asm
7272 directives, remove #ifndef __mips16 guards.
7273 * config/mips/t-linux64 (MULTILIB_OSDIRNAMES): Change to use
7274 mapping style, add ../lib/mips16.
7275 (MULTILIB_OPTIONS,MULTILIB_DIRNAMES): Add mips16.
7276 (MULTILIB_EXCLUSIONS): Exclude mips16 when not -mabi=32.
7278 2012-08-28 Walter Lee <walt@tilera.com>
7279 * confg/tilegx/tilegx.md: Fix code style.
7280 (*zero_extendsidi_truncdisi): Fix typo.
7281 * config/tilegx/tilegx.c: Fix code style.
7282 (tilegx_function_profiler): Fix typo.
7284 2012-08-28 Walter Lee <walt@tilera.com>
7286 * doc/invoke.texi: Document -mcmodel=small, -mcmodel=large.
7287 * config/tilegx/tilegx.h: Include config/tilegx/tilegx-opts.h.
7288 (CRT_CALL_STATIC_FUNCTION): Define.
7289 * config/tilegx/predicates.md (const_last_symbolic_operand):
7290 Handle UNSPEC_HW2_LAST_PCREL, UNSPEC_HW1_LAST_PLT_PCREL, and
7291 UNSPEC_HW2_LAST_PLT_PCREL.
7292 (const_symbolic_operand): Handle UNSPEC_HW1_PCREL,
7293 UNSPEC_HW0_PLT_PCREL, and UNSPEC_HW1_PLT_PCREL.
7294 * config/tilegx/tilegx.md (UNSPEC_MOV_LARGE_PCREL_STEP4): Define,
7295 and renumber the constants that follow.
7296 (UNSPEC_HW1_PCREL): Ditto.
7297 (UNSPEC_HW2_LAST_PCREL): Ditto.
7298 (UNSPEC_HW0_PLT_PCREL): Define.
7299 (UNSPEC_HW1_PLT_PCREL): Define.
7300 (UNSPEC_HW1_LAST_PLT_PCREL): Define.
7301 (UNSPEC_HW2_LAST_PLT_PCREL): Define.
7302 (mov_large_pcrel_step1): Define.
7303 (mov_large_pcrel_step2): Define.
7304 (mov_large_pcrel_step3): Define.
7305 (mov_large_pcrel_step4): Define.
7306 (mov_plt_pcrel_step1): Define.
7307 (mov_plt_pcrel_step2): Define.
7308 (mov_plt_pcrel_step3): Define.
7309 (mov_plt_pcrel_step1_32bit): Define.
7310 (mov_plt_pcrel_step2_32bit): Define.
7311 (call): Handle tilegx_cmodel == CM_LARGE, CM_LARGE_PIC.
7312 (call_value): Ditto.
7313 * config/tilegx/tilegx.opt: Include config/tilegx/tilegx-opts.h.
7314 (mcmodel): New option.
7315 (enum cmodel): Define.
7318 * config/tilegx/tilegx-opts.h: New file.
7319 * config/tilegx/tilegx-protos.h (tilegx_compute_pcrel_address):
7321 (tilegx_compute_pcrel_plt_address): Declare.
7322 * config/tilegx/tilegx.c (tilegx_option_override): Handle
7324 (tilegx_function_ok_for_sibcall): Ditto.
7325 (compute_pcrel_address): Rename to tilegx_compute_pcrel_address,
7326 and don't declare static. Handle tilegx_cmodel.
7327 (tilegx_compute_pcrel_plt_address): Define.
7328 (tilegx_legitimize_pic_address): Rename calls to
7329 compute_pcrel_address.
7330 (tilegx_delegitimize_address): Handle UNSPEC_HW1_PCREL,
7331 UNSPEC_HW2_LAST_PCREL, UNSPEC_HW0_PLT_PCREL, UNSPEC_HW1_PLT_PCREL,
7332 UNSPEC_HW1_LAST_PLT_PCREL, UNSPEC_HW2_LAST_PLT_PCREL.
7333 (load_pic_register): Rename call to compute_pcrel_address.
7334 (tilegx_print_operand): Handle UNSPEC_HW1_PCREL,
7335 UNSPEC_HW2_LAST_PCREL, UNSPEC_HW0_PLT_PCREL, UNSPEC_HW1_PLT_PCREL,
7336 UNSPEC_HW1_LAST_PLT_PCREL, UNSPEC_HW2_LAST_PLT_PCREL.
7338 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
7340 * sched-deps.c (add_dependence_list_and_free): Simplify.
7341 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
7342 lists when add_dependence_list_and_free doesn't free them.
7344 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
7347 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
7348 true for TARGET_64BIT or !flag_pic.
7349 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
7350 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
7351 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
7352 Add insn constraint. Conditionally emit xchg asm insns.
7353 (atomic_compare_and_swap<mode>): Update calls. Check only
7354 cmpxchg8b_pic_memory_operand in memory address fixup.
7356 (CASHMODE): Rename from DCASHMODE.
7357 (doublemodesuffix): Update modes.
7358 (regprefix): New mode attribute.
7360 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
7361 <UNSPECV_CMPXCHG>: New constant.
7362 (atomic_compare_and_swap<mode>_1): Rename from
7363 atomic_compare_and_swap_single<mode>. Update calls and
7364 unspec_volatile constants.
7365 (atomic_compare_and_swap<mode>_doubleword): Rename from
7366 atomic_compare_and_swap_double<mode>. Update calls and
7367 unspec_volatile constants.
7369 2012-08-27 Walter Lee <walt@tilera.com>
7371 * doc/md.texi (TILE-Gx): Fix typo.
7373 2012-08-27 Walter Lee <walt@tilera.com>
7375 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
7376 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
7378 2012-08-27 Walter Lee <walt@tilera.com>
7380 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
7381 (insn_bfins): Delete.
7383 2012-08-27 Walter Lee <walt@tilera.com>
7385 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
7386 atomic_exchange_bare<mode>,
7387 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
7388 * config/tilegx/tilegx-generic.md (X1_remote): New
7390 * config/tilegx/tilegx.md (type): Add X1_remove.
7391 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
7392 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
7393 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
7396 2012-08-27 Andreas Schwab <schwab@linux-m68k.org>
7398 * gdbinit.in: Fix syntax of skip command.
7400 2012-08-27 Richard Sandiford <rdsandiford@googlemail.com>
7402 * config/mips/mips.c (mips_pic_call_symbol_from_set): Check for
7403 SYMBOL_REF SET_SRCs.
7405 2012-08-27 Richard Sandiford <rdsandiford@googlemail.com>
7407 * config/mips/mips.c (vr4130_align_insns): Don't simulate
7408 ghost instructions. Assert that the required instructions exist.
7410 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7412 * config/mips/mips.h (AVOID_CCMODE_COPIES): Update rationale for
7414 * config/mips/mips.c (machine_function): Add next_fcc.
7415 (mips_output_move): Remove handling of fcc moves.
7416 (mips_allocate_fcc): New function.
7417 (mips_emit_compare, mips_expand_vcondv2sf): Use it.
7418 (mips_hard_regno_mode_ok_p): Restrict CCmode to ST registers.
7419 Remove special case for CCmode reloads.
7420 (mips_expand_builtin_compare_1): Use mips_allocate_fcc and treat
7421 the result a fixed operand.
7422 * config/mips/mips.md (move_type): Remove lui_movf.
7423 (type, length): Remove references to it.
7424 (movcc, reload_incc, reload_outcc): Delete.
7426 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7428 * config/mips/mips.c (mips_has_long_branch_p): New function,
7430 (mips_expand_ghost_gp_insns): ...here. Look inside sequences.
7432 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7434 * config/mips/mips.c (r10k_safe_mem_expr_p): Use get_inner_reference.
7436 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7438 * config/mips/mips.c (mips_rtx_costs): Add costs for CINS.
7440 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7442 * config/mips/mips.c (mips_rtx_costs): Add missing COSTS_N_INSNS
7443 to the size cost of multiplication.
7445 2012-08-26 Gerald Pfeifer <gerald@pfeifer.com>
7447 * doc/install.texi (Specific): Clarify what needs to be added to
7450 2012-08-26 Gerald Pfeifer <gerald@pfeifer.com>
7452 * doc/tm.texi.in (Misc): Move descriptions of NO_DOLLAR_IN_LABEL
7453 and NO_DOT_IN_LABEL from here...
7454 (Label Output): ...to here.
7455 * doc/tm.texi: Regenerate.
7457 2012-08-26 Gerald Pfeifer <gerald@pfeifer.com>
7459 * doc/invoke.texi (C++ Dialect Options): Add missing space.
7461 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
7463 PR rtl-optimization/54088
7464 * jump.c (delete_related_insns): Robustify latest change.
7466 2012-08-25 Ricardo Catalinas Jiménez <jimenezrick@gmail.com>
7468 * doc/extend.texi (__atomic Builtins): Remove space before comma.
7470 2012-08-25 Richard Sandiford <rdsandiford@googlemail.com>
7471 Andrew Pinski <apinski@cavium.com>
7473 * config/mips/mips.h (CASE_VECTOR_MODE): For not
7474 TARGET_MIPS16_SHORT_JUMP_TABLES use ptr_mode.
7475 (CASE_VECTOR_SHORTEN_MODE): Likewise.
7477 2012-08-25 Uros Bizjak <ubizjak@gmail.com>
7479 * config/i386/i386.h (FP_REG_P): Remove macro.
7480 (FP_REGNO_P): Ditto.
7481 (HARD_REGNO_NREGS): Use STACK_REGNO_P instead of FP_REGNO_P.
7482 (HARD_REGNO_NREGS_HAS_PADDING): Ditto.
7483 (ANY_FP_REGNO_P): Ditto.
7484 (HARD_REGNO_RENAME_OK): Use STACK_REGNO_P.
7485 * config/i386/i386.c (output_387_ffreep): Use STACK_REGNO_P
7486 instead of FP_REGNO_P.
7487 (ix86_hard_regno_mode_ok): Ditto.
7488 * config/i386/predicates.md (fp_register_operand): Ditto.
7489 (register_and_not_fp_reg_operand): Ditto.
7490 * config/i386/sync.md (atomic_loaddi_fpu): Use STACK_REG_P instead
7493 * reg-stack.c (get_true_reg): Use STACK_REG_P instead of FP_REG_P.
7495 2012-08-24 Jason Merrill <jason@redhat.com>
7497 * print-tree.c (print_node): Don't check TREE_LANG_FLAG_*
7498 on TREE_VEC or SSA_NAME.
7500 2012-08-24 Jakub Jelinek <jakub@redhat.com>
7503 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
7504 if init is a CONSTRUCTOR.
7506 2012-08-24 Steven Bosscher <steven@gcc.gnu.org>
7508 * tree-ssa-live.c (dump_var_map): Do not dump the partition
7509 map of virtual operands.
7511 2012-08-24 Yuri Rumyantsev <ysrumyan@gmail.com>
7513 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
7514 case for Atom processor.
7516 2012-08-24 Simon Baldwin <simonb@google.com>
7518 * dwarf2out.c (gen_producer_string): Omit command line switch if
7519 CL_NO_DWARF_RECORD flag set.
7520 * opts.h (CL_NO_DWARF_RECORD): New.
7521 * opt-functions.awk (switch_flags): Add NoDWARFRecord.
7522 * doc/options.texi: Document NoDWARFRecord option flag.
7524 2012-08-24 H.J. Lu <hongjiu.lu@intel.com>
7527 * dwarf2out.c (mem_loc_descriptor): Allow arg_pointer_rtx and
7528 frame_pointer_rtx for based_loc_descr.
7530 2012-08-24 Martin Jambor <mjambor@suse.cz>
7532 * predict.c (maybe_hot_frequency_p): New parameter fun. Use its decl
7533 instead of current_function_decl, use profile_status_for_function and
7534 ENTRY_BLOCK_PTR_FOR_FUNCTION with fun instead of their cfun variants.
7535 (maybe_hot_count_p): New parameter fun, use
7536 profile_status_for_function instead of its cfun_variant.
7537 (maybe_hot_bb_p): New parameter fun, checking-assert it, pass it to
7539 (maybe_hot_edge_p): Pass cfun to maybe_hot_count_p and
7540 maybe_hot_frequency_p.
7541 (probably_never_executed_bb_p): New parameter fun, use its decl
7542 instead of current_function_decl.
7543 (optimize_bb_for_size_p): Pass cfun to maybe_hot_bb_p.
7544 (rtl_profile_for_bb): Likewise.
7545 (compute_function_frequency): Pass cfun to maybe_hot_bb_p and
7546 probably_never_executed_bb_p.
7547 * tree-ssa-operands.c (ssa_operands_active): New operator fun. Use it
7549 (update_stmt_operands): Pass cfun as an argument of
7550 ssa_operands_active.
7551 (swap_tree_operands): Likewise.
7552 * gimple-iterator.c (update_modified_stmt): Likewise.
7553 (update_modified_stmts): Likewise.
7554 * tree-flow-inline.h (delink_stmt_imm_use): Likewise.
7555 * tree-ssa.c (delete_tree_ssa): Likewise.
7556 * bb-reorder.c (bb_to_key): Pass cfun to probably_never_executed_bb_p.
7557 (push_to_next_round_p): Likewise.
7558 (find_rarely_executed_basic_blocks_and_crossing_edges ): Likewise.
7559 * cfg.c: Inlude tree.h.
7560 (check_bb_profile): Use profile_status_for_function,
7561 EXIT_BLOCK_PTR_FOR_FUNCTION and ENTRY_BLOCK_PTR_FOR_FUNCTION with
7562 DECL_STRUCT_FUNCTION (current_function_decl) instead of their cfun
7564 (dump_bb_info): Pass DECL_STRUCT_FUNCTION (current_function_decl) to
7565 maybe_hot_bb_p and probably_never_executed_bb_p.
7566 * gimple-pretty-print.c (gimple_dump_bb_buff): Checking-assert that
7567 DECL_STRUCT_FUNCTION (current_function_decl) is not NULL. Pass it to
7568 dump_histograms_for_stmt.
7569 (dump_gimple_mem_ops): Pass
7570 DECL_STRUCT_FUNCTION (current_function_decl)
7571 as an argument to dump_gimple_mem_ops.
7572 * tree-cfg.c (dump_function_to_file): Rename parameter fn to fndecl.
7573 Do not change cfun. Change and restore current_function_decl.
7574 * Makefile.in (cfg.o): Include TREE_H in dependencies.
7576 2012-08-24 Georg-Johann Lay <avr@gjlay.de>
7579 * avr-modes.def (HA, SA, DA, TA, UTA): Adjust modes.
7580 * avr/avr-fixed.md: New file.
7581 * avr/avr.md: Include it.
7583 (adjust_len): Add: minus, minus64, ufract, sfract.
7584 (ALL1, ALL2, ALL4, ORDERED234): New mode iterators.
7585 (MOVMODE): Add: QQ, UQQ, HQ, UHQ, HA, UHA, SQ, USQ, SA, USA.
7586 (MPUSH): Add: HQ, UHQ, HA, UHA, SQ, USQ, SA, USA.
7587 (pushqi1, xload8_A, xload_8, movqi_insn, *reload_inqi, addqi3,
7588 subqi3, ashlqi3, *ashlqi3, ashrqi3, lshrqi3, *lshrqi3, *cmpqi,
7589 cbranchqi4, *cpse.eq): Generalize to handle all 8-bit modes in ALL1.
7590 (*movhi, reload_inhi, addhi3, *addhi3, addhi3_clobber, subhi3,
7591 ashlhi3, *ashlhi3_const, ashrhi3, *ashirhi3_const, lshrhi3,
7592 *lshrhi3_const, *cmphi, cbranchhi4): Generalize to handle all
7593 16-bit modes in ALL2.
7594 (subhi3, casesi, strlenhi): Add clobber when expanding minus:HI.
7595 (*movsi, *reload_insi, addsi3, subsi3, ashlsi3, *ashlsi3_const,
7596 ashrsi3, *ashrhi3_const, *ashrsi3_const, lshrsi3, *lshrsi3_const,
7597 *reversed_tstsi, *cmpsi, cbranchsi4): Generalize to handle all
7598 32-bit modes in ALL4.
7599 * avr-dimode.md (ALL8): New mode iterator.
7600 (adddi3, adddi3_insn, adddi3_const_insn, subdi3, subdi3_insn,
7601 subdi3_const_insn, cbranchdi4, compare_di2,
7602 compare_const_di2, ashrdi3, lshrdi3, rotldi3, ashldi3_insn,
7603 ashrdi3_insn, lshrdi3_insn, rotldi3_insn): Generalize to handle
7604 all 64-bit modes in ALL8.
7605 * config/avr/avr-protos.h (avr_to_int_mode): New prototype.
7606 (avr_out_fract, avr_out_minus, avr_out_minus64): New prototypes.
7607 * config/avr/avr.c (TARGET_FIXED_POINT_SUPPORTED_P): Define to...
7608 (avr_fixed_point_supported_p): ...this new static function.
7609 (TARGET_BUILD_BUILTIN_VA_LIST): Define to...
7610 (avr_build_builtin_va_list): ...this new static function.
7611 (avr_adjust_type_node): New static function.
7612 (avr_scalar_mode_supported_p): Allow if ALL_FIXED_POINT_MODE_P.
7613 (avr_builtin_setjmp_frame_value): Use gen_subhi3 and return new
7614 pseudo instead of gen_rtx_MINUS.
7615 (avr_print_operand, avr_operand_rtx_cost): Handle: CONST_FIXED.
7616 (notice_update_cc): Handle: CC_MINUS.
7617 (output_movqi): Generalize to handle respective fixed-point modes.
7618 (output_movhi, output_movsisf, avr_2word_insn_p): Ditto.
7619 (avr_out_compare, avr_out_plus_1): Also handle fixed-point modes.
7620 (avr_assemble_integer): Ditto.
7621 (output_reload_in_const, output_reload_insisf): Ditto.
7622 (avr_compare_pattern): Skip all modes > 4 bytes.
7623 (avr_2word_insn_p): Skip movuqq_insn, movqq_insn.
7624 (avr_out_fract, avr_out_minus, avr_out_minus64): New functions.
7625 (avr_to_int_mode): New function.
7626 (adjust_insn_length): Handle: ADJUST_LEN_SFRACT,
7627 ADJUST_LEN_UFRACT, ADJUST_LEN_MINUS, ADJUST_LEN_MINUS64.
7628 * config/avr/predicates.md (const0_operand): Allow const_fixed.
7629 (const_operand, const_or_immediate_operand): New.
7630 (nonmemory_or_const_operand): New.
7631 * config/avr/constraints.md (Ynn, Y00, Y01, Y02, Ym1, Ym2, YIJ):
7633 * config/avr/avr.h (LONG_LONG_ACCUM_TYPE_SIZE): Define.
7635 2012-08-23 Kenneth Zadeck <zadeck@naturalbridge.com>
7637 * alias.c (rtx_equal_for_memref_p): Convert constant cases.
7638 * combine.c (find_single_use_1, mark_used_regs_combine): Convert
7640 * cse.c (exp_equiv_p, canon_reg, fold_rtx, cse_process_notes_1,
7641 count_reg_usage): Convert constant cases.
7642 * cselib.c (cselib_expand_value_rtx_1): Convert to CASE_CONST_ANY.
7643 (cselib_subst_to_values): Convert constant cases.
7644 * df-scan.c (df_uses_record): Ditto.
7645 * dse.c (const_or_frame_p): Convert case statements to explicit
7646 if-then-else using mode classes.
7647 * emit-rtl.c (verify_rtx_sharing, copy_insn_1): Convert constant cases.
7648 * explow.c (convert_memory_address_addr_space): Ditto.
7649 * gcse.c (want_to_gcse_p, oprs_unchanged_p, compute_transp): Ditto.
7650 * genattrtab.c (attr_copy_rtx, clear_struct_flag): Ditto.
7651 * ira.c (equiv_init_varies_p, contains_replace_regs,
7652 memref_referenced_p, rtx_moveable_p): Ditto.
7653 * jump.c (mark_jump_label_1): Remove constant cases.
7654 (rtx_renumbered_equal_p): Convert to CASE_CONST_UNIQUE.
7655 * loop-invariant.c (check_maybe_invariant, hash_invariant_expr_1,
7656 invariant_expr_equal_p): Convert to CASE_CONST_ANY.
7657 * postreload-gcse.c (oprs_unchanged_p): Convert constant cases.
7658 * reginfo.c (reg_scan_mark_refs): Ditto.
7659 * regrename.c (scan_rtx): Ditto.
7660 * reload1.c (eliminate_regs_1, elimination_effects,
7661 scan_paradoxical_subregs): Ditto.
7662 * reload.c (operands_match_p, subst_reg_equivs): Ditto.
7663 * resource.c (mark_referenced_resources, mark_set_resources): Ditto.
7664 * rtlanal.c (rtx_unstable_p, rtx_varies_p, count_occurrences)
7665 (reg_mentioned_p, modified_between_p, modified_in_p)
7666 (volatile_insn_p, volatile_refs_p, side_effects_p, may_trap_p_1,
7667 inequality_comparisons_p, computed_jump_p_1): Ditto.
7668 * rtl.c (copy_rtx, rtx_equal_p_cb, rtx_equal_p): Ditto.
7669 * sched-deps.c (sched_analyze_2): Ditto.
7670 * valtrack.c (cleanup_auto_inc_dec): Ditto.
7671 * rtl.h: (CASE_CONST_SCALAR_INT, CASE_CONST_UNIQUE,
7672 CASE_CONST_ANY): New macros.
7674 2012-08-23 Julian Brown <julian@codesourcery.com>
7675 Sandra Loosemore <sandra@codesourcery.com>
7677 * config/mips/mips.md
7678 (UNSPEC_CASESI_DISPATCH): New.
7679 (MIPS16_T_REGNUM): New constant.
7680 (tablejump): Don't use for MIPS16_SHORT_JUMP_TABLES.
7682 (casesi_internal_mips16_<mode>): New.
7683 * config/mips/mips.c (mips16_split_long_branches): Adjust test
7684 to ignore casesi jump tables.
7685 * config/mips/mips.h (TARGET_MIPS16_SHORT_JUMP_TABLES): Update
7687 (CASE_VECTOR_MODE): Use SImode unconditionally.
7688 (CASE_VECTOR_SHORTEN_MODE): Define.
7689 (ASM_OUTPUT_ADDR_DIFF_ELT): Output word-sized addr_diff_elts
7690 when necessary for MIPS16_SHORT_JUMP_TABLES.
7692 2012-08-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7694 * config/rs6000/rs6000.c (rs6000_density_test): Free loop body.
7696 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
7699 * doc/invoke.texi: Add -da and remove -dm.
7701 2012-08-23 Richard Guenther <rguenther@suse.de>
7703 * tree-vect-stmts.c (vect_finish_stmt_generation): Update
7706 2012-08-23 Jakub Jelinek <jakub@redhat.com>
7708 * tree.c (copy_node_stat): Clear DECL_STRUCT_FUNCTION.
7710 2012-08-23 Mingjie Xing <mingjie.xing@gmail.com>
7712 * doc/gty.texi: Fix typo.
7714 2012-08-23 Richard Guenther <rguenther@suse.de>
7716 * tree-ssa-loop-manip.c (add_exit_phis_var): Allow virtual operands.
7717 (find_uses_to_rename_use): Likewise.
7718 (find_uses_to_rename_bb): Likewise.
7719 (find_uses_to_rename_stmt): Walk over all operands.
7721 2012-08-22 Oleg Endo <olegendo@gcc.gnu.org>
7724 * config/sh/predicates (p27_rshift_count_operand,
7725 not_p27_rshift_count_operand): New predicates.
7726 * config/sh/sh.c (sh_ashlsi_clobbers_t_reg_p,
7727 sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p): Handle special
7728 case when shift amount is 31.
7729 (gen_ashift): Emit gen_shlr instead of gen_lshrsi3_m.
7730 * config/sh/sh.md (ashlsi3_d): Set type to 'dyn_shift' instead
7732 (ashlsi_c): Rename to shll. Adapt calls to gen_ashlsi_c throughout
7734 (lshrsi3): Remove clobber from expander. Use shift_count_operand
7735 instead of nonmemory_operand predicate for second operand. Add
7736 handling of case lshrsi3_n_clobbers_t.
7737 (lshrsi3_k): Use p27_rshift_count_operand for second operand.
7738 (lshrsi3_d): Make insn_and_split. Split dynamic shift to constant
7739 shift sequences if beneficial.
7740 (lshrsi3_n): Make insn_and_split. Split constant shift sequence to
7741 dynamic shift if beneficial.
7742 (lshrsi3_n_clobbers_t): New insn_and_split.
7743 (lshrsi3_m): Delete.
7745 2012-08-22 Steven Bosscher <steven@gcc.gnu.org>
7747 * tracer.c (mark_bb_seen): Use SBITMAP_SIZE.
7749 * alias.c (MAX_ALIAS_LOOP_PASSES): Update comment with rationale,
7750 or rather a lack thereof.
7751 (init_alias_analysis): Propagate the latest information across
7752 the CFG in topological order to propagate as far as possible in
7753 each iteration. Ignore debug insns.
7755 2012-08-22 H.J. Lu <hongjiu.lu@intel.com>
7757 * doc/invoke.texi: Document -mlong-double-64/-mlong-double-80.
7759 * config/i386/i386.c (flag_opts): Add -mlong-double-64.
7760 (TARGET_HAS_BIONIC): Default long double to 64-bit for Bionic.
7762 * config/i386/i386.h (LONG_DOUBLE_TYPE_SIZE): Use 64 if
7763 TARGET_LONG_DOUBLE_64 is true.
7764 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): New macro.
7765 (WIDEST_HARDWARE_FP_SIZE): Defined to 80.
7767 * config/i386/i386.opt (mlong-double-80): New option.
7768 (mlong-double-64): Likewise.
7770 * config/i386/i386-c.c (ix86_target_macros): Define
7771 __LONG_DOUBLE_64__ for TARGET_LONG_DOUBLE_64.
7773 2012-08-22 H.J. Lu <hongjiu.lu@intel.com>
7776 * config/i386/i386.c (ix86_split_to_parts): Replace
7777 REAL_VALUE_TO_TARGET_LONG_DOUBLE with real_to_target.
7779 2012-08-22 Richard Guenther <rguenther@suse.de>
7781 * tree-vectorizer.c (vectorize_loops): Do not call
7782 mark_virtual_operands_for_renaming.
7783 * tree-vect-slp.c (vect_slp_transform_bb): Likewise.
7784 Do not update SSA form here.
7786 2012-08-22 Dodji Seketeli <dodji@redhat.com>
7788 * tree.h (TREE_NOTHROW): Use the base.nothrow_flag.
7790 2012-08-22 Richard Guenther <rguenther@suse.de>
7792 PR tree-optimization/46590
7793 * tree-ssa-alias.h (get_continuation_for_phi): Add alias query
7794 counter output argument.
7795 (walk_non_aliased_vuses): Add alias query counter argument
7796 to the walker callback.
7797 * tree-ssa-alias.c (maybe_skip_until): Add alias query counter
7798 output argument and count alias queries.
7799 (get_continuation_for_phi_1): Likewise.
7800 (get_continuation_for_phi): Likewise.
7801 (walk_non_aliased_vuses): Add alias query counter argument
7802 to the walker callback and allow it to abort the walk by
7804 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
7805 * tree-ssa-sccvn.c (vn_reference_lookup_2): Add alias query
7806 counter parmeter, abort walk if that is bigger than
7807 --param sccvn-max-alias-queries-per-access.
7808 * params.def (sccvn-max-alias-queries-per-access): New param.
7809 * doc/invoke.texi (sccvn-max-alias-queries-per-access): Document.
7811 2012-08-22 Richard Guenther <rguenther@suse.de>
7813 * tree-ssa-loop-ch.c (copy_loop_headers): Remove redundant checking.
7814 * tree-into-ssa.c (initialize_flags_in_bb): Use gcc_checking_assert
7815 instead of gcc_assert.
7816 (mark_block_for_update): Likewise.
7817 (add_new_name_mapping): Likewise.
7818 (mark_def_sites): Likewise.
7819 (insert_phi_nodes_for): Likewise.
7820 (rewrite_debug_stmt_uses): Likewise.
7821 (rewrite_stmt): Likewise.
7822 (maybe_register_def): Likewise.
7823 (rewrite_update_phi_arguments): Likewise.
7824 (rewrite_update_enter_block): Likewise.
7825 (mark_def_interesting): Likewise.
7826 (prepare_def_site_for): Likewise.
7827 (insert_updated_phi_nodes_for): Likewise.
7829 2012-08-22 Jakub Jelinek <jakub@redhat.com>
7831 * tree-vect-loop.c (vect_transform_loop): Initialize
7832 check_profitability to false.
7834 * tree-predcom.c (try_combine_chains): Free the worklist vector
7837 2012-08-22 Marc Glisse <marc.glisse@inria.fr>
7839 PR tree-optimization/54317
7840 * tree-vrp.c (extract_range_from_binary_expr_1): Test for
7841 double_int overflow.
7844 2012-08-22 Jakub Jelinek <jakub@redhat.com>
7846 * tree-vrp.c (find_assert_locations): Skip also edges
7847 from the entry block.
7849 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Call
7850 free_stmt_vec_info on orig_cond after gsi_removing it.
7851 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Always
7852 free body_cost_vec vector.
7853 (vect_analyze_data_refs): If gather is unsuccessful,
7855 * tree-inline.c (tree_function_versioning): Free
7856 old_transforms_to_apply vector.
7858 2012-08-22 Steven Bosscher <steven@gcc.gnu.org>
7860 * tree-ssa-coalesce.c (struct ssa_conflicts_d): Make contents
7861 of this a VEC and add a bitmap obstack.
7862 (ssa_conflicts_new): Allocate the obstack and grow the VEC cleared
7864 (ssa_conflicts_delete): Free the VEC and release the obstack.
7865 (ssa_conflicts_test_p, ssa_conflicts_test_p, ssa_conflicts_add_one,
7866 ssa_conflicts_merge, ssa_conflicts_dump): Update for above changes.
7867 (truct live_track_d): Add another bitmap obstack here.
7868 (new_live_track): Initialize it and use it for all bitmaps.
7869 (delete_live_track): Don't free the bitmaps one at a time, just
7870 release the obstack.
7871 (create_outofssa_var_map): Fix to conform to GCC code style rules.
7873 2012-08-21 Nathan Froyd <froydnj@gcc.gnu.org>
7875 * config/m32c/constraints.md: New file.
7876 * config/m32c/t-m32c (MD_FILES): Add constraints.
7877 * config/m32c/m32c-protos.h (m32c_const_ok_for_constraint_p): Delete.
7878 (m32c_extra_address_constraint, m32c_extra_memory_constraint): Delete.
7879 (m32c_reg_class_from_constraint): Delete.
7880 (m32c_extra_constraint_p, m32c_extra_constraint_p2): Delete.
7881 (m32c_matches_constraint_p): Declare.
7882 * config/m32c/m32c.h (CONSTRAINT_LEN): Delete.
7883 (REG_CLASS_FROM_CONSTRAINT): Delete.
7884 (CONST_OK_FOR_CONSTRAINT_P): Delete.
7885 (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Delete.
7886 (EXTRA_CONSTRAINT_STR): Delete.
7887 (EXTRA_MEMORY_CONSTRAINT, EXTRA_ADDRESS_CONSTRAINT): Delete.
7888 * config/m32c/m32c.c: Include tm-constrs.h
7889 (m32c_reg_class_from_constraint): Delete.
7890 (m32c_const_ok_for_constraint_p): Delete.
7891 (m32c_extra_constraint_p2): Rename to...
7892 (m32c_matches_constraint_p): ...this. Make it return bool. Tweak
7894 (m32c_extra_constraint_p): Delete.
7895 (m32c_extra_address_constraint, m32c_extra_memory_constraint): Delete.
7896 (m32c_split_move): Use satisfies_constraint_Ss.
7897 * config/m32c/predicates.md (memsym_operand): Use
7898 satisfies_constraint_Si.
7899 (memimmed_operand): Use satisfies_constraint_Sp.
7900 (m32c_psi_scale, m32c_1bit8_operand): Use satisfies_constraint_Ilb.
7901 (m32c_1bit16_operand): Use satisfies_constraint_Ilw.
7902 (m32c_1mask8_operand): Use satisfies_constraint_ImB.
7903 (m32c_1mask16_operand): Use satisfies_constraint_Imw.
7905 2012-08-21 Nathan Froyd <froydnj@gcc.gnu.org>
7907 * config/mep/mep.h (REG_CLASS_FROM_CONSTRAINT): Delete.
7908 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
7909 (CONSTRAINT_LEN, EXTRA_CONSTRAINT): Delete.
7910 * config/mep/mep.c (mep_reg_class_from_constraint): Delete.
7911 (mep_const_ok_for_letter_p, mep_extra_constraint): Delete.
7912 * config/mep/mep-protos.h (mep_reg_class_from_constraint): Delete.
7913 (mep_const_ok_for_letter_p, mep_extra_constraint): Delete.
7915 2012-08-21 Oleg Endo <olegendo@gcc.gnu.org>
7917 * config/sh/sh.md (cmpeqdi_t, cmpgtdi_t, cmpgedi_t, cmpgeudi_t,
7918 cmpgtudi_t, *movsicc_t_false, *movsicc_t_true, divsi_inv20, negsi_cond,
7919 truncdihi2, ic_invalidate_line_i, ic_invalidate_line_sh4a,
7920 ic_invalidate_line_media, movdf_i4, calli_pcrel, call_valuei,
7921 call_valuei_pcrel, sibcalli_pcrel, sibcall_compact,
7922 sibcall_valuei_pcrel, sibcall_value_compact, casesi_worker_1,
7923 casesi_worker_2, bandreg_m2a, borreg_m2a, bxorreg_m2a, sp_switch_1,
7924 sp_switch_2, stack_protect_set_si, stack_protect_set_si_media,
7925 stack_protect_set_di_media, stack_protect_test_si,
7926 stack_protect_test_si_media, stack_protect_test_di_media): Convert to
7927 multi-line asm output strings.
7928 (divsi_inv_qitable, divsi_inv_hitable): Use single-alternative asm
7930 (*andsi3_bclr, rotldi3_mextr, rotrdi3_mextr, calli,
7931 call_valuei_tbr_rel, movml_push_banked, movml_pop_banked, bclr_m2a,
7932 bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a, bldsign_m2a,
7933 bld_reg, *bld_regqi, band_m2a, bor_m2a, bxor_m2a, mextr_rl, *mextr_lr):
7934 Use tab char instead of '\\t'.
7935 (iordi3): Use braced string.
7936 (*movsi_pop): Use tab chars instead of spaces.
7938 2012-08-21 Oleg Endo <olegendo@gcc.gnu.org>
7941 * config/sh/sh.md (*movhi_index_disp): Add support for SH2A
7944 2012-08-21 H.J. Lu <hongjiu.lu@intel.com>
7947 * df-scan.c (df_bb_verify): Restore df_free_collection_rec call
7948 inside the insn traversal loop.
7950 * vec.h (vec_reserve): Remove the stack allocation check.
7952 2012-08-21 Marc Glisse <marc.glisse@inria.fr>
7954 * fold-const.c (fold_ternary_loc): Detect identity permutations.
7955 Canonicalize permutations more.
7956 * tree-ssa-forwprop.c (is_combined_permutation_identity): New function.
7957 (simplify_permutation): Likewise.
7958 (ssa_forward_propagate_and_combine): Call it.
7960 2012-08-21 Richard Guenther <rguenther@suse.de>
7962 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
7963 the affine expansion cache.
7964 * tree-ssa-dom.c (free_expr_hash_elt_contents): New function,
7966 (free_expr_hash_elt): ... this one.
7967 (record_cond): Properly free a not needed hashtable element.
7968 (lookup_avail_expr): Likewise.
7969 * tree-into-ssa.c (init_ssa_renamer): Specify a free function
7970 for the var_infos hashtable.
7971 (update_ssa): Likewise.
7973 2012-08-21 Richard Guenther <rguenther@suse.de>
7975 * alloc-pool.c (pool_alloc): Fix valgrind annotation.
7976 * tree.h: Fix typo and complete flags documentation.
7978 2012-08-21 Richard Guenther <rguenther@suse.de>
7980 * tree.h (struct tree_base): Add union to make it possible to
7981 re-use the upper 4 bytes for tree codes that do not need as
7982 many flags as others. Move visited and default_def_flag to
7983 common bits section in exchange for saturating_flag and
7984 unsigned_flag. Add SSA name version and tree vec length
7986 (struct tree_vec): Remove length field here.
7987 (struct tree_ssa_name): Remove version field here.
7989 2012-08-20 Jan Hubicka <jh@suse.cz>
7992 * ipa-inline.c (want_inline_small_function_p): Take loop_iterations
7994 (edge_badness): Likewise.
7995 * ipa-inline.h (inline_hints_vals): Add INLINE_HINT_loop_iterations.
7996 (inline_summary): Add loop_iterations.
7997 * ipa-inline-analysis.c: Include tree-scalar-evolution.h.
7998 (dump_inline_hints): Dump loop_iterations.
7999 (reset_inline_summary): Free loop_iterations.
8000 (inline_node_duplication_hook): Update loop_iterations.
8001 (dump_inline_summary): Dump loop_iterations.
8002 (will_be_nonconstant_expr_predicate): New function.
8003 (estimate_function_body_sizes): Analyze loops.
8004 (estimate_node_size_and_time): Set hint loop_iterations.
8005 (inline_merge_summary): Merge loop iterations.
8006 (inline_read_section): Stream in loop_iterations.
8007 (inline_write_summary): Stream out loop_iterations.
8009 2012-08-20 Oleg Endo <olegendo@gcc.gnu.org>
8012 * config/sh/sh.md (rotcr, *rotcr, shar, shlr): New insns and splits.
8013 (ashrdi3_k, lshrdi3_k): Rewrite as insn_and_split.
8014 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p): New function.
8015 * config/sh/sh-protos.h (sh_lshrsi_clobbers_t_reg_p): Declare it.
8017 2012-08-20 Oleg Endo <olegendo@gcc.gnu.org>
8020 * config/sh/sh.md (*cset_zero): New insns.
8022 2012-08-20 Mark Wielaard <mjw@redhat.com>
8024 * dwarf2out.h (enum dw_val_class): Add dw_val_class_high_pc.
8025 * dwarf2out.c (dw_val_equal_p): Handle dw_val_class_high_pc.
8026 (add_AT_low_high_pc): New function.
8027 (AT_lbl): Handle dw_val_class_high_pc.
8028 (print_die): Likewise.
8029 (attr_checksum): Likewise.
8030 (attr_checksum_ordered): Likewise.
8031 (same_dw_val_p): Likewise.
8032 (size_of_die): Likewise.
8033 (value_format): Likewise.
8034 (output_die): Likewise.
8035 (gen_subprogram_die): Use add_AT_low_high_pc.
8036 (add_high_low_attributes): Likewise.
8037 (dwarf2out_finish): Likewise.
8039 2012-08-20 Jakub Jelinek <jakub@redhat.com>
8041 PR rtl-optimization/54294
8042 * fwprop.c (all_uses_available_at): Ignore debug insns in between
8043 def_insn and target_insn when checking whether the shortcut is
8046 2012-08-20 Eric Botcazou <ebotcazou@adacore.com>
8048 * config/sparc/sparc.h (MAX_FIXED_MODE_SIZE): Define.
8050 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
8053 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
8055 2012-08-20 Richard Earnshaw <rearnsha@arm.com>
8058 * tree-ssa-math-opts.c (is_widening_mult_rhs_p): Delete rhs_code
8059 declaration and setter.
8061 2012-08-20 Richard Earnshaw <rearnsha@arm.com>
8064 * tree-ssa-math-opts.c (widening_mult_conversion_strippable_p):
8066 (is_widening_mult_rhs_p): Use it.
8068 2012-08-20 Joseph Myers <joseph@codesourcery.com>
8070 * configure.ac (ffs): Check for declaration.
8071 * configure, config.in: Regenerate.
8073 2012-08-20 Richard Guenther <rguenther@suse.de>
8075 * tree-flow.h (register_new_name_mapping): Remove.
8076 * tree-into-ssa.c (register_new_name_mapping): Likewise.
8077 (add_new_name_mapping): Do not push/pop timevar here.
8078 (create_new_def_for): Instead do it here. Initialize
8079 update-ssa here, handle a NULL def.
8080 * tree-vrp.c (build_assert_expr_for): Use create_new_def_for.
8082 2012-08-20 Richard Guenther <rguenther@suse.de>
8084 PR tree-optimization/54327
8085 * gimple-fold.c (get_maxval_strlen): Do not walk use-def chains
8086 if the use is registered for SSA update.
8088 2012-08-20 Jakub Jelinek <jakub@redhat.com>
8090 PR tree-optimization/54321
8091 * tree-ssa-forwprop.c (simplify_builtin_call): Pass 0 instead of 1
8092 as second argument to tree_low_cst call on val2.
8094 2012-08-20 Richard Guenther <rguenther@suse.de>
8096 * gimple.h (gimple_statement_base): Annotate with GTY chain_next.
8098 2012-08-20 Richard Guenther <rguenther@suse.de>
8101 * genoutput.c (note_constraint): Properly use CONST_CAST.
8103 2012-08-19 Nick Clifton <nickc@redhat.com>
8106 * config/arm/mmintrin.h: Remove spurious #endif.
8108 2012-08-18 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8110 * config/avr/avr-log.c (avr_log_vadump): Properly use
8111 int-promoted enum values.
8112 * config/avr/avr.h (struct mcu_type_s): Change `arch' from
8113 int to enum avr_arch.
8114 * config/avr/gen-avr-mmcu-texi.c (main): Use correct initializer.
8116 2012-08-18 Jan Hubicka <jh@suse.cz>
8119 * ipa-inline.c (want_inline_small_function_p): Bypass
8120 inline limits for hinted functions.
8121 (edge_badness): Dump hints; decrease badness for hinted funcitons.
8122 * ipa-inline.h (enum inline_hints_vals): New enum.
8123 (inline_hints): New type.
8124 (edge_growth_cache_entry): Add hints.
8125 (dump_inline_summary): Update.
8126 (dump_inline_hints): Declare.
8127 (do_estimate_edge_hints): Declare.
8128 (estimate_edge_hints): New inline function.
8129 (reset_edge_growth_cache): Update.
8130 * predict.c (cgraph_maybe_hot_edge_p): Do not ice on indirect edges.
8131 * ipa-inline-analysis.c (dump_inline_hints): New function.
8132 (estimate_edge_devirt_benefit): Return true when function should be
8134 (estimate_calls_size_and_time): New hints argument; set it when
8135 devritualization happens.
8136 (estimate_node_size_and_time): New hints argument.
8137 (do_estimate_edge_time): Cache hints.
8138 (do_estimate_edge_growth): Update.
8139 (do_estimate_edge_hints): New function
8141 2012-08-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8144 * expmed.c (expand_mult): Skip synth_mult for negative coefficients
8145 if the mode is larger than a wide int and it is too costly to multiply
8146 by a positive multiplier and negate the result.
8148 2012-08-18 Steven Bosscher <steven@gcc.gnu.org>
8150 * sparseset.c (sparseset_alloc): Use non-clearing allocation. Tell
8151 valgrind not to worry about reading from unitialized memory.
8153 2012-08-18 Steven Bosscher <steven@gcc.gnu.org>
8156 * dse.c (dse_step7): Don't free kill_on_calls bitmap, it is
8157 freed when its obstack is release.
8159 2012-08-18 Andrew Pinski <pinskia@gmail.com>
8161 * alloc-pool.c (pool_alloc): Add valgrind markers.
8162 (pool_free): Likewise.
8164 2012-08-17 Walter Lee <walt@tilera.com>
8166 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
8167 (FEEDBACK_ENTER): Define.
8168 (FEEDBACK_REENTER): Define.
8169 (FEEDBACK_ENTRY): Define.
8170 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
8171 (FEEDBACK_ENTER): Define.
8172 (FEEDBACK_REENTER): Define.
8173 (FEEDBACK_ENTRY): Define.
8175 2012-08-17 H.J. Lu <hongjiu.lu@intel.com>
8176 Gary Funck <gary@intrepid.com>
8179 * config/i386/i386.c (ix86_member_type_forces_blk): New function.
8180 (TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
8182 * config/i386/i386.h (MAX_FIXED_MODE_SIZE): New macro.
8184 2012-08-17 Marc Glisse <marc.glisse@inria.fr>
8186 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
8189 2012-08-17 H.J. Lu <hongjiu.lu@intel.com>
8191 * stor-layout.c (compute_record_mode): Replace
8192 MEMBER_TYPE_FORCES_BLK with targetm.member_type_forces_blk.
8193 (layout_type): Likewise.
8195 * system.h: Poison MEMBER_TYPE_FORCES_BLK.
8197 * target.def (member_type_forces_blk): New target hook.
8199 * targhooks.c (default_member_type_forces_blk): New.
8200 * targhooks.h (default_member_type_forces_blk): Likewise.
8202 * doc/tm.texi.in (MEMBER_TYPE_FORCES_BLK): Removed.
8203 (TARGET_MEMBER_TYPE_FORCES_BLK): New hook.
8204 * doc/tm.texi: Regenerated.
8206 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Removed.
8208 * config/ia64/ia64.c (ia64_member_type_forces_blk): New function.
8209 (TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
8211 * config/rs6000/rs6000.c (TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
8212 (rs6000_member_type_forces_blk): New function.
8214 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Removed.
8216 * config/xtensa/xtensa.c (xtensa_member_type_forces_blk): New function.
8217 (TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
8219 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Removed.
8221 2012-08-17 Diego Novillo <dnovillo@google.com>
8224 * configure.ac: Add libintl.h to AC_CHECK_HEADERS list.
8225 * config.in: Regenerate.
8226 * configure: Regenerate.
8227 * intl.h: Always include libintl.h if HAVE_LIBINTL_H is set.
8229 2012-08-17 Richard Guenther <rguenther@suse.de>
8231 * bitmap.h (struct bitmap_element_def): GTY annotate next/prev.
8232 (struct bitmap_head_def): GTY skip current field.
8234 2012-08-17 Steven Bosscher <steven@gcc.gnu.org>
8237 * tree-ssa-loop-im.c (lim_bitmap_obstack): New bitmap_obstack.
8238 (memref_free): Don't free the bitmaps individually here.
8239 (mem_ref_alloc): Allocate the bitmaps on the new bitmap obstack.
8240 (analyze_memory_references): Likewise.
8241 (tree_ssa_lim_initialize): Initialize the new bitmap obstack.
8242 (tree_ssa_lim_finalize): Release it.
8243 * dse.c (dse_bitmap_obstack): New bitmap obstack.
8244 (dse_obstack): New obstack.
8245 (get_group_info): Allocate the bitmaps on the new bitmap obstack.
8246 (dse_step0): Allocate the scratch bitmap on reg_obstack. Initialize
8247 the new bitmap obstack and normal obstack. Use XNEWVEC for bb_table.
8248 (record_store): Allocate regs_set on reg_obstack.
8249 (dse_step1): Allocate regs_live on reg_obstack.
8250 (dse_step2_init): Allocate offset_map_n and offset_map_p on the new
8252 (dse_step3_scan): Allocate bitmaps on the new bitmap obstack.
8253 (dse_step3): Likewise.
8254 (dse_confluence_0): Likewise.
8255 (dse_confluence_n): Likewise.
8256 (dse_transfer_function): Likewise.
8257 (dse_step7): Destroy the new obstacks, and everything allocated on
8258 them, in one big sweep.
8259 (rest_of_handle_dse): Update.
8260 * cfgexpand.c (stack_var_bitmap_obstack): New bitmap obstack.
8261 (add_stack_var_conflict): Allocate bitmaps on it.
8262 (add_scope_conflicts_1): Likewise.
8263 (add_scope_conflicts): Likewise.
8264 (update_alias_info_with_stack_vars): Likewise.
8265 (init_vars_expansion): Move TREE_USED fiddling expand_used_vars.
8266 Initialize the new bitmap obstack.
8267 (fini_vars_expansion): Release it.
8268 (estimated_stack_frame_size): Use init_vars_expansion to set things up
8269 and always clean up at the end.
8270 (expand_used_vars): Do the TREE_USED trickery here. Always call
8271 fini_vars_expansion.
8272 * tree-ssa-live.h (struct tree_live_info_d): Make livein and liveout
8273 arrays of bitmap_head to avoid one indirection per bitmap access.
8274 (live_on_entry, live_on_exit, live_var_map, live_merge_and_clear,
8275 make_live_on_entry): Update.
8276 * tree-ssa-live.c (partition_view_bitmap): Don't double-free 'used'.
8277 (liveness_bitmap_obstack): New bitmap obstack.
8278 (remove_unused_locals): Use it to allocate all bitmaps on. Update
8279 for livein/liveout changes in tree-ssa-live.h.
8280 (delete_tree_live_info): Release the bitmap obstack.
8281 (loe_visit_block, live_worklist, set_var_live_on_entry,
8282 calculate_live_on_exit, dump_live_info): Update.
8283 (calculate_live_ranges): Initialize the bitmap.
8284 * tree-ssa-ter.c (ter_bitmap_obstack): New bitmap obstack.
8285 (new_temp_expr_table): Allocate bitmap on it.
8286 (make_dependent_on_partition, add_to_partition_kill_list,
8287 add_dependence, process_replaceable): Likewise.
8288 (find_replaceable_exprs): Initialize and release the new obstack here.
8289 * df-problems.c (df_lr_add_problem): Allocate persistent bitmap
8290 for out_of_date_transfer_functions on df_bitmap_obstack.
8291 (df_live_add_problem): Likewise.
8292 (df_chain_add_problem): Likewise.
8293 (df_word_lr_add_problem): Likewise.
8295 2012-08-17 Nick Clifton <nickc@redhat.com>
8297 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
8298 (branch_true): Likewise.
8299 (branch_false): Likewise.
8301 * config/mcore/mcore.md (cbranchsi4): Remove mode from comparison.
8303 * config/iq2000/iq2000.md (cbranchsi4): Remove mode from
8304 comparison and label.
8305 (branch_zero): Likewise.
8306 (branch_zero_inverted): Likewise.
8307 (branch_equality): Likewise.
8308 (branch_equality_inverted): Likewise.
8309 (extend-and-compare): Disable until reload issues can be resolved.
8310 * config/iq2000/iq2000.c (gen_conditional_branch): Use VOIDmode
8312 (iq2000_function_arg_advance): Remove CONST_CAST2.
8314 * config/mep/t-mep (mep-pragma.o): Use $(COMPILER) to compile
8317 2012-08-17 Georg-Johann Lay <avr@gjlay.de>
8319 * config/avr/t-avr (gen-avr-mmcu-texi): Use $(CC) to compile
8320 gen-avr-mmcu-texi.c.
8322 2012-08-17 Richard Earnshaw <rearnsha@arm.com>
8324 * arm.md (arm_addsi3): New variant for Thumb2 16-bit ADD instruction.
8325 * arm.c (thumb2_reorg): Don't convert an ADD instruction that's
8328 2012-08-17 Richard Guenther <rguenther@suse.de>
8330 * hash-table.h (class hash_table): Use a descriptor template
8331 argument instead of decomposed element type and support functions.
8332 (struct pointer_hash): New generic typed pointer-hash.
8333 (struct typed_free_remove, struct typed_noop_remove): Generic
8334 hash_table support pieces.
8335 * coverage.c (struct counts_entry): Add hash_table support members.
8336 * tree-ssa-ccp.c (gimple_htab): Use pointer_hash.
8337 * tree-ssa-coalesce.c (struct ssa_name_var_hash): New generic
8338 SSA name by SSA_NAME_VAR hash.
8339 (coalesce_ssa_name): Use it.
8340 * tree-ssa-pre.c (struct pre_expr_d): Add hash_table support.
8341 (expression_to_id): Adjust.
8342 (struct expr_pred_trans_d): Add hash_table support.
8343 (phi_translate_table): Adjust.
8344 (phi_trans_lookup): Likewise.
8345 (phi_trans_add): Likewise.
8346 (do_regular_insertion): Likewise.
8347 * tree-ssa-tail-merge.c (struct same_succ_def): Add hash_table support.
8348 (same_succ_htab): Adjust.
8349 (find_same_succ_bb): Likewise.
8350 (find_same_succ): Likewise.
8351 (update_worklist): Likewise.
8352 * tree-ssa-threadupdate.c (struct redirection_data): Add hash_table
8354 (redirection_data): Adjust.
8356 2012-08-17 Richard Guenther <rguenther@suse.de>
8358 * params.def (integer-share-limit): Decrease from 256 to 251,
8361 2012-08-17 Richard Guenther <rguenther@suse.de>
8363 * tree-sra.c (modify_function): Free redirect_callers vector.
8364 * ipa-split.c (split_function): Free args_to_pass vector.
8365 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Free
8366 body_cost_vec properly.
8367 (vect_enhance_data_refs_alignment): Likewise.
8368 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
8370 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
8371 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
8372 (vect_analyze_slp_instance): Free everything.
8373 (destroy_bb_vec_info): Free the SLP instances.
8375 2012-08-17 Iain Sandoe <iain@codesourcery.com>
8377 * config/rs6000/rs6000.c (macho_branch_islands): Adjust for changes
8380 2012-08-17 Jakub Jelinek <jakub@redhat.com>
8382 * doc/invoke.texi (-Wsizeof-pointer-memaccess): Document.
8384 2012-08-16 Sandra Loosemore <sandra@codesourcery.com>
8386 * config/mips/mips-dsp.md (mips_dpau_h_qbl, mips_dpau_h_qbr)
8387 (mips_dpsu_h_qbl, mips_dpsu_h_qbr, mips_dpaq_s_w_ph)
8388 (mips_dpsq_s_w_ph, mips_mulsaq_s_w_ph, mips_dpaq_sa_l_w)
8389 (mips_dpsq_sa_l_w, mips_maq_s_w_phl, mips_maq_s_w_phr)
8390 (mips_maq_sa_w_phl, mips_maq_sa_w_phr): Add accum_in attribute.
8392 2012-08-16 Oleg Endo <olegendo@gcc.gnu.org>
8395 * config/sh/sh.md (addc): Add commutative modifier.
8396 (*addc, *minus_plus_one, *subc, *negc): New insns and splits.
8398 2012-08-16 Oleg Endo <olegendo@gcc.gnu.org>
8401 * config/sh/sh.md (*movsi_index_disp, *movhi_index_disp): Handle
8402 potential T_REG clobber. Convert zero extending split to
8405 2012-08-16 Oleg Endo <olegendo@gcc.gnu.org>
8408 * config/sh/sh.md (ashlsi3_d): Do not split if it would result
8409 in a T_REG clobber. Correct comment.
8410 (ashlsi3_n): Correct comment.
8412 2012-08-16 Hans-Peter Nilsson <hp@axis.com>
8415 * optabs.c (expand_atomic_fetch_op): Save and restore code when
8416 retrying after failed attempt.
8418 2012-08-16 Yuri Rumyantsev <ysrumyan@gmail.com>
8420 * config/i386/i386-protos.h (ix86_split_lea_for_addr) : Add
8421 additional argument.
8422 * config/i386/i386.md (ix86_split_lea_for_addr) : Add
8423 additional argument curr_insn.
8424 * config/i386/i386.c (ix86_split_lea_for_addr): Load base or index
8425 register first, depending on their defintion distances.
8426 (ix86_lea_outperforms): Prefer LEA only if split cost exceeds
8428 (find_nearest_reg-def): New function. Find register with
8431 2012-08-16 Walter Lee <walt@tilera.com>
8433 * config.gcc (tilegx-*-linux*): Add feedback.h.
8434 (tilepro-*-linux*): Likewise.
8435 * config/tilegx/feedback.h: New file.
8436 * config/tilepro/feedback.h: New file.
8438 2012-08-16 Diego Novillo <dnovillo@google.com>
8443 * double-int.h: Move including of gmp.h ...
8444 * system.h: ... here.
8445 * realmpfr.h: Do not include gmp.h.
8446 * tree-ssa-loop-niter.c: Do not include gmp.h.
8448 2012-08-16 Segher Boessenkool <segher@kernel.crashing.org>
8450 * config/rs6000/darwin.h (TARGET_IEEE_QUAD): Fix comment.
8452 2012-08-16 Richard Guenther <rguenther@suse.de>
8455 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
8457 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
8458 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
8459 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
8460 * tree-into-ssa.c (get_ssa_name_ann): Allocate info only when needed.
8461 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
8462 (tree_ssa_lim_finalize): Free all mem_refs.
8463 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
8464 scc when bailing out.
8465 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
8466 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
8467 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
8468 FOR_EACH_LOOP_BREAK.
8470 2012-08-16 Diego Novillo <dnovillo@google.com>
8473 * double-int.h: Move including of gmp.h ...
8474 * system.h: ... here.
8475 * realmpfr.h: Do not include gmp.h.
8476 * tree-ssa-loop-niter.c: Do not include gmp.h.
8478 2012-08-16 Steven Bosscher <steven@gcc.gnu.org>
8481 * tree-flow.h (compute_global_livein): Remove prototype.
8482 * tree-into-ssa.c (compute_global_livein): Remove function.
8483 * tree-ssa-loop-manip.c: Include gimple-pretty-print.h.
8484 (find_sibling_superloop): New function.
8485 (compute_live_loop_exits): New function.
8486 (add_exit_phis_edge): Rename to add_exit_phi. Do not allow
8487 inserting a PHI in a block that is not a loop exit for VAR.
8488 Add dumping if TDF_DETAILS.
8489 (add_exit_phis_var): Rewrite.
8490 (add_exit_phis): Update.
8491 (get_loops_exits): Rewrite to return an array of per-loop exits
8492 rather than one bitmap with all loop exits.
8493 (find_uses_to_rename_bb): Ignore virtual PHI nodes.
8494 (rewrite_into_loop_closed_ssa): Update.
8496 2012-08-16 Nick Clifton <nickc@redhat.com>
8498 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Cast _ascii_bytes
8499 before passing it to ASM_OUTPUT_LIMITED_STRING.
8501 * config/bfin/bfin.c (hwloop_optimize): Fix use of VEC_last macro.
8503 * config/avr/t-avr: Replace occurrences of $(CC) with $(COMPILER).
8504 * config/avr/avr.c (avr_legitimize_reload_address): Add casts
8505 for reload_type enums.
8506 (DEF_BUILTIN): Cast the icode to enum insn_code.
8508 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8510 * config/rs6000/aix43.h (ASM_CPU_SPEC): Use %(asm_default)
8512 * config/rs6000/aix51.h (ASM_CPU_SPEC): Ditto.
8514 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8516 * config/rs6000/aix43.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
8517 (RS6000_CALL_GLUE): Adjust for single assembler syntax.
8518 * config/rs6000/aix51.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
8519 * config/rs6000/aix52.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
8520 * config/rs6000/aix53.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
8521 * config/rs6000/aix61.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
8522 * config/rs6000/darwin.h (TARGET_DEFAULT): Ditto.
8523 * config/rs6000/darwin.md (whole file): Adjust to single
8525 * config/rs6000/darwin64.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
8526 * config/rs6000/default64.h (TARGET_DEFAULT): Ditto.
8527 * config/rs6000/dfp.md: (whole file): Adjust to single
8529 * config/rs6000/eabi.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
8530 * config/rs6000/eabialtivec.h (TARGET_DEFAULT): Ditto.
8531 * config/rs6000/eabispe.h (TARGET_DEFAULT): Ditto.
8532 * config/rs6000/linuxaltivec.h (TARGET_DEFAULT): Ditto.
8533 * config/rs6000/linuxspe.h (TARGET_DEFAULT): Ditto.
8534 * config/rs6000/rs6000-cpus.def (whole file): Delete POWERPC_BASE_MASK.
8535 * config/rs6000/rs6000-tables.opt: Regenerate.
8536 * config/rs6000/rs6000.c (POWERPC_BASE_MASK): Delete.
8537 (num_insns_constant_wide): Adjust comments.
8538 (whole file): Adjust to single assembler syntax.
8539 (output_cbranch): Adjust comment.
8540 * config/rs6000/rs6000.h (ASSEMBLER_DIALECT): Delete.
8541 * config/rs6000/rs6000.md: (whole file): Adjust to single
8543 * config/rs6000/rs6000.opt (mnew-mnemonics): Delete.
8544 (mold-mnemonics): Delete.
8545 * config/rs6000/spe.md: (whole file): Adjust to single
8547 * config/rs6000/sync.md: (whole file): Adjust to single
8549 * config/rs6000/sysv4.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
8550 (ASM_OUTPUT_REG_PUSH): Adjust.
8551 (ASM_OUTPUT_REG_POP): Adjust.
8552 * config/rs6000/sysv4le.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
8553 * config/rs6000/vsx.md: (whole file): Adjust to single
8555 * config/rs6000/vxworks.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
8556 * doc/invoke.texi: Adjust documentation to reflect the
8557 removal of -mnew-mnemonics and -mold-mnemonics.
8559 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8561 * common/config/rs6000/rs6000-common.c (rs6000_handle_option):
8562 Delete handling for -mno-powerpc and -mpowerpc.
8563 * config/rs6000/aix43.h (ASM_CPU_SPEC): Similar.
8564 (ASM_DEFAULT_SPEC): Use -mppc instead of -mcom.
8565 * config/rs6000/aix51.h (ASM_CPU_SPEC, ASM_DEFAULT_SPEC): Ditto.
8566 * config/rs6000/aix52.h (TARGET_DEFAULT): Delete MASK_POWERPC.
8567 * config/rs6000/aix53.h (TARGET_DEFAULT): Ditto.
8568 * config/rs6000/aix61.h (TARGET_DEFAULT): Ditto.
8569 * config/rs6000/darwin.h (TARGET_DEFAULT): Ditto.
8570 * config/rs6000/darwin64.h (TARGET_DEFAULT): Ditto.
8571 * config/rs6000/default64.h (TARGET_DEFAULT): Ditto.
8572 * config/rs6000/driver-rs6000.c (asm_names): Delete handling
8573 for -mcpu=common and -mpowerpc.
8574 * config/rs6000/eabi.h (TARGET_DEFAULT): Delete MASK_POWERPC.
8575 * config/rs6000/eabialtivec.h (TARGET_DEFAULT): Ditto.
8576 * config/rs6000/eabispe.h (TARGET_DEFAULT): Ditto.
8577 * config/rs6000/linuxaltivec.h (TARGET_DEFAULT): Ditto.
8578 * config/rs6000/linuxspe.h (TARGET_DEFAULT): Ditto.
8579 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING):
8580 Use RS6000_BTM_ALWAYS instead of RS6000_BTM_POWERPC.
8581 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
8582 (rs6000_cpu_cpp_builtins): Adjust.
8583 * config/rs6000/rs6000.c (POWERPC_BASE_MASK): Delete MASK_POWERPC.
8584 (rs6000_builtin_mask_calculate): Adjust.
8585 (rs6000_emit_move): Delete code for ! TARGET_POWERPC.
8586 (rs6000_init_libfuncs): Ditto.
8587 (rs6000_output_function_prologue): Ditto.
8588 (rs6000_opt_masks): Delete MASK_POWERPC.
8589 (rs6000_builtin_mask_names): Delete RS6000_BTM_POWERPC.
8590 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete handling for -mpowerpc.
8591 (RS6000_BTM_POWERPC): Delete.
8592 (RS6000_BTM_COMMON): Delete RS6000_BTM_POWERPC.
8593 * config/rs6000/rs6000.md (extendqisi2 patterns): Adjust for
8594 TARGET_POWERPC always on.
8595 (extendqihi2 patterns): Similar.
8596 (various unnamed subtract patterns): Similar.
8597 (bswaphi2 patterns): Similar.
8598 (divmodsi4): Similar.
8599 (udiv<GPR:mode>3): Similar.
8600 (div<GPR:mode>3 patterns): Similar.
8601 (udivmodsi4): Similar.
8604 (divss_call): Delete.
8605 (divus_call): Delete.
8606 (quoss_call): Delete.
8607 (quous_call): Delete.
8608 (insvsi patterns): Adjust.
8609 (addsf3 patterns): Adjust.
8610 (subsf3 patterns): Adjust.
8611 (mulsf3 patterns): Adjust.
8612 (divsf3 patterns): Adjust.
8613 (*fmasf4_fpr): Adjust.
8614 (*fmssf4_fpr): Adjust.
8615 (*nfmasf4_fpr): Adjust.
8616 (*nfmssf4_fpr): Adjust.
8617 (*floatunssidf2_internal): Adjust.
8618 (fix_trunc<SFDF:mode>si2_internal): Adjust.
8619 (fctiwz_<SFDF:mode>): Adjust.
8620 (mulsidi3 patterns): Adjust.
8621 (smulsi3_highpart patterns): Adjust.
8622 (umulsi3_highpart patterns): Adjust.
8623 (fix_trunctfsi2 patterns): Adjust.
8625 * config/rs6000/rs6000.opt (mpowerpc): Replace by stub option.
8626 (mno-powerpc): Delete.
8627 * config/rs6000/sync.md (load_locked<ATOMIC:mode>): Adjust.
8628 (store_conditional<ATOMIC:mode>): Adjust.
8629 (atomic_compare_and_swap<ATOMIC:mode>): Adjust.
8630 (atomic_exchange<ATOMIC:mode>): Adjust.
8631 (atomic_<fetchop_name><ATOMIC:mode>): Adjust.
8632 (atomic_nand<ATOMIC:mode>): Adjust.
8633 (atomic_fetch_<fetchop_name><ATOMIC:mode>): Adjust.
8634 (atomic_fetch_nand<ATOMIC:mode>): Adjust.
8635 (atomic_<fetchop_name>_fetch<ATOMIC:mode>): Adjust.
8636 (atomic_nand_fetch<ATOMIC:mode>): Adjust.
8637 * config/rs6000/sysv4.h (TARGET_DEFAULT): Delete MASK_POWERPC.
8638 * config/rs6000/sysv4le.h (TARGET_DEFAULT): Ditto.
8639 * config/rs6000/vxworks.h (TARGET_DEFAULT): Ditto.
8640 * doc/invoke.texi: Adjust documentation.
8642 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8644 * config/rs6000/rs6000.h (RS6000_BTM_ALWAYS): New.
8646 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8648 * config/rs6000/aix52.h (ASM_CPU_SPEC): Fix typo.
8649 * config/rs6000/aix53.h (ASM_CPU_SPEC): Ditto.
8650 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
8651 * config/rs6000/driver-rs6000.c (asm_names): Ditto.
8653 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8656 * config/rs6000/driver-rs6000.c (asm_names): Use %(asm_default)
8658 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Ditto.
8660 2012-08-15 Sandra Loosemore <sandra@codesourcery.com>
8661 Maxim Kuvyrkov <maxim@codesourcery.com>
8662 Julian Brown <julian@codesourcery.com>
8663 MIPS Technologies, Inc.
8665 * config/mips/mips.md (dspmac, dspmacsat, accext, accmod, dspalu)
8666 (dspalusat): Add insn types.
8667 * config/mips/mips-dsp.md (add<DSPV:mode>3)
8668 (mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>)
8669 (sub<DSPV:mode>3, mips_sub<DSP:dspfmt1>_s_<DSP:dspfmt2>, mips_addsc)
8670 (mips_addwc, mips_modsub, mips_raddu_w_qb, mips_absq_s_<DSPQ:dspfmt2>)
8671 (mips_precrq_qb_ph, mips_precrq_ph_w, mips_precrq_rs_ph_w)
8672 (mips_precrqu_s_qb_ph, mips_preceq_w_phl, mips_preceq_w_phr)
8673 (mips_precequ_ph_qbl, mips_precequ_ph_qbr, mips_precequ_ph_qbla)
8674 (mips_precequ_ph_qbra, mips_preceu_ph_qbl, mips_preceu_ph_qbr)
8675 (mips_preceu_ph_qbla, mips_preceu_ph_qbra, mips_shll_<DSPV:dspfmt2>)
8676 (mips_shll_s_<DSPQ:dspfmt2>, mips_shll_s_<DSPQ:dspfmt2>, mips_shrl_qb)
8677 (mips_shra_ph, mips_shra_r_<DSPQ:dspfmt2>, mips_bitrev, mips_insv)
8678 (mips_repl_qb, mips_repl_ph)
8679 (mips_cmp<DSPV:dspfmt1_1>_eq_<DSPV:dspfmt2>)
8680 (mips_cmp<DSPV:dspfmt1_1>_lt_<DSPV:dspfmt2>)
8681 (mips_cmp<DSPV:dspfmt1_1>_le_<DSPV:dspfmt2>, mips_cmpgu_eq_qb)
8682 (mips_cmpgu_lt_qb, mips_cmpgu_le_qb, mips_pick_<DSPV:dspfmt2>)
8683 (mips_packrl_ph, mips_wrdsp, mips_rddsp): Change type to dspalu.
8684 (mips_dpau_h_qbl, mips_dpau_h_qbr, mips_dpsu_h_qbl, mips_dpsu_h_qbr)
8685 (mips_dpaq_s_w_ph, mips_dpsq_s_w_ph, mips_mulsaq_s_w_ph)
8686 (mips_maq_s_w_phl, mips_maq_s_w_phr, mips_maq_sa_w_phr): Set type to
8688 (mips_dpaq_sa_l_w, mips_dpsq_sa_l_w, mips_maq_sa_w_phl): Set type to
8690 (mips_extr_w, mips_extr_r_w, mips_extr_rs_w, mips_extp, mips_extpdp):
8692 (mips_shilo, mips_mthlip): Set type to accmod.
8693 * config/mips/mips-dspr2.md (mips_absq_s_qb, mips_addu_s_ph)
8694 (mips_adduh_r_qb): Set type to dspalusat.
8695 (mips_addu_ph, mips_adduh_qb, mips_append, mips_balign)
8696 (mips_cmpgdu_eq_qb, mips_cmpgdu_lt_qb, mips_cmpgdu_le_qb)
8697 (mips_precr_qb_ph, mips_precr_sra_ph_w, mips_precr_sra_r_ph_w)
8698 (mips_prepend, mips_shra_qb, mips_shra_r_qb, mips_shrl_ph)
8699 (mips_subu_ph, mips_subuh_qb, mips_subuh_r_qb, mips_addqh_ph)
8700 (mips_addqh_r_ph, mips_addqh_w, mips_addqh_r_w, mips_subqh_ph)
8701 (mips_subqh_r_ph, mips_subqh_w, mips_subqh_r_w): Set type to dspalu.
8702 (mips_dpa_w_ph, mips_dps_w_ph, mips_mulsa_w_ph, mips_dpax_w_ph)
8703 (mips_dpsx_w_ph, mips_dpaqx_s_w_ph, mips_dpsqx_s_w_ph): Set type to
8704 dspmac. Set accum_in attribute.
8705 (mips_subu_s_ph): Set type to dspalusat.
8706 (mips_dpaqx_sa_w_ph, mips_dpsqx_sa_w_ph): Set type to dspmacsat.
8707 Set accum_in attribute.
8708 * config/mips/mips-protos.h (mips_dspalu_bypass_p): Add prototype.
8709 * config/mips/mips.c (dspalu_bypass_table): New.
8710 (mips_dspalu_bypass_p): New.
8711 * config/mips/24k.md (r24k_dsp_alu, r24k_dsp_mac, r24k_dsp_mac_sat)
8712 (r24k_dsp_acc_ext, r24k_dsp_acc_mod): New insn reservations.
8713 (r24k_int_mult, r24k_int_mthilo, r24k_dsp_mac, r24k_dsp_mac_sat)
8714 (r24k_dsp_acc_ext, r24k_dsp_acc_mod, r24k_dsp_alu): New bypasses.
8715 * config/mips/74k.md (r74k_dsp_alu, r74k_dsp_alu_sat, r74k_dsp_mac)
8716 (r74k_dsp_mac_sat, r74k_dsp_acc_ext, r74k_dsp_acc_mod): New insn
8718 (r74k_dsp_mac, r74k_dsp_mac_sat, r74k_int_mult, r74k_int_mul3)
8719 (r74k_dsp_mac, r74k_dsp_mac_sat): New bypasses.
8721 2012-08-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8723 * config/spu/spu.c: Include "cfgloop.h".
8724 (spu_machine_dependent_reorg): Call loop_optimizer_init and
8725 loop_optimizer_finalize. Use bb_loop_depth instead of loop_depth.
8726 Directly compare loop_father values where appropriate.
8727 * config/spu/t-spu-elf (spu.o): Update dependencies.
8729 2012-08-15 H.J. Lu <hongjiu.lu@intel.com>
8731 * Makefile.in (tree-cfg.o): Also depend on $(TARGET_H).
8733 2012-08-15 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8735 PR tree-optimization/54245
8736 * gimple-ssa-strength-reduction.c (legal_cast_p_1): New function.
8737 (legal_cast_p): Split out logic to legal_cast_p_1.
8738 (analyze_increments): Avoid introducing multiplies in smaller types.
8740 2012-08-15 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8742 PR tree-optimization/54240
8743 * tree-ssa-phiopt.c (hoist_adjacent_loads): Correct test for
8744 existence of conditional move with given mode.
8746 2012-08-15 Richard Guenther <rguenther@suse.de>
8748 * double-int.h (double_int::from_unsigned): Rename to ...
8749 (double_int::from_uhwi): ... this.
8750 (double_int::from_signed): Rename to ...
8751 (double_int::from_shwi): ... this.
8752 (double_int::to_signed): Rename to ...
8753 (double_int::to_shwi): ... this.
8754 (double_int::to_unsigned): Rename to ...
8755 (double_int::to_uhwi): ... this.
8756 (double_int::fits_unsigned): Rename to ...
8757 (double_int::fits_uhwi): ... this.
8758 (double_int::fits_signed): Rename to ...
8759 (double_int::fits_shwi): ... this.
8760 (double_int::fits): Rename to ...
8761 (double_int::fits_hwi): ... this.
8762 * double-int.c: Likewise.
8764 2012-08-15 Steven Bosscher <steven@gcc.gnu.org>
8766 * timevar.def (TV_VARPOOL, TV_WHOPR_WPA_LTRANS_EXEC, TV_LIFE,
8767 TV_LIFE_UPDATE, TV_DF_UREC, TV_INLINE_HEURISTICS,
8768 TV_TREE_LINEAR_TRANSFORM, TV_TREE_LOOP_INIT, TV_TREE_LOOP_FINI,
8769 TV_VPT, TV_LOCAL_ALLOC, TV_GLOBAL_ALLOC, TV_SEQABSTR): Remove.
8770 (TV_IPA_INLINING, TV_FLATTEN_INLINING, TV_EARLY_INLINING,
8771 TV_INLINE_PARAMETERS, TV_LOOP_INIT, TV_LOOP_FINI): New.
8772 * timevar.c (timevar_print): Make printing width of timevar names
8773 more flexible, but enforce maximum length.
8774 * ipa-inline.c (pass_early_inline): Use TV_EARLY_INLINING.
8775 (pass_ipa_inline): Use TV_IPA_INLINING.
8776 * ipa-inline-analysis.c (pass_inline_parameters): Use
8777 TV_INLINE_HEURISTICS.
8778 * tree-ssa-loop.c (pass_tree_loop_init): No timevar for wrapper pass.
8779 (pass_tree_loop_done): Likewise.
8780 * final.c (pass_shorten_branches): Use TV_SHORTEN_BRANCH.
8781 * loop-init.c (loop_optimizer_init): Push/pop TV_LOOP_INIT.
8782 (loop_optimizer_finalize): Push/pop TV_LOOP_FINI.
8784 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8786 * config/arm/neon.md (neon_vaba<mode> VDQIW): Canonicalize operands.
8787 (neon_vabal<mode> VDQIW): Likewise.
8789 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8792 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
8793 mark as predicable. Adjust asm template.
8794 (vec_setv2di_internal): Likewise.
8795 (vec_extract<mode> VD, VQ): Likewise.
8796 (vec_extractv2di): Likewise.
8797 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
8798 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
8799 (neon_vdup_n<mode> VX, V32): Likewise.
8800 (neon_vdup_nv2di): Likewise.
8802 2012-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
8804 * config/mips/mips.md (define_attr accum_in): New instruction
8805 attribute. Set it for imadd and fmadd patterns.
8806 * config/mips/mips.c (mips_linked_madd_p): Use accum_in to extract
8807 accumulator register.
8809 2012-08-14 Diego Novillo <dnovillo@google.com>
8811 Merge from cxx-conversion branch. Configury.
8813 * configure.ac (CXX_FOR_BUILD): Define and substitute.
8814 (BUILD_CXXFLAGS): Define.
8815 Remove all handlers of ENABLE_BUILD_WITH_CXX.
8816 Force all build to be with C++.
8817 * Makefile.in (BUILD_CXXFLAGS): Use it.
8818 Remove all handlers of ENABLE_BUILD_WITH_CXX.
8819 * configure: Regenerate.
8820 * config.in: Regenerate.
8821 * doc/install.texi: Remove documentation for --enable-build-with-cxx
8822 and --enable-build-poststage1-with-cxx.
8824 2012-08-14 Diego Novillo <dnovillo@google.com>
8826 Merge from cxx-conversion branch. Re-implement VEC in C++.
8828 * vec.c (vec_heap_free): Convert into a template function.
8829 (vec_gc_o_reserve_1): Make extern.
8830 (vec_gc_p_reserve): Remove.
8831 (vec_gc_p_reserve_exact): Remove.
8832 (vec_gc_o_reserve): Remove.
8833 (vec_gc_o_reserve_exact): Remove.
8834 (vec_heap_o_reserve_1): Make extern.
8835 (vec_heap_p_reserve): Remove.
8836 (vec_heap_p_reserve_exact): Remove.
8837 (vec_heap_o_reserve): Remove.
8838 (vec_heap_o_reserve_exact): Remove.
8839 (vec_stack_p_reserve): Remove.
8840 (vec_stack_p_reserve_exact): Remove.
8841 * vec.h (VEC_CHECK_INFO, VEC_CHECK_DECL, VEC_CHECK_PASS, VEC_ASSERT,
8842 VEC_ASSERT_FAIL, vec_assert_fail): Move earlier in the file.
8843 (VEC): Define to vec_t<T>.
8844 (vec_allocation_t): Define.
8845 (struct vec_prefix): Move earlier in the file.
8846 (vec_t<T>): New template.
8847 (DEF_VEC_I, DEF_VECL_ALLOC_I, DEF_VEC_P, DEF_VEC_ALLOC_P,
8848 DEF_VEC_O, DEF_VEC_ALLOC_P, DEF_VEC_O, DEF_VEC_ALLOC_O,
8849 DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_O_STACK,
8850 DEF_VEC_ALLOC_I_STACK): Expand to 'struct vec_swallow_trailing_semi'.
8851 (DEF_VEC_A): Provide template instantiations for
8852 GC/PCH markers that do not traverse the vector.
8853 (vec_stack_p_reserve): Remove.
8854 (vec_stack_p_reserve_exact): Remove.
8855 (vec_stack_p_reserve_exact_1): Remove.
8856 (vec_stack_o_reserve): Remove.
8857 (vec_stack_o_reserve_exact): Remove.
8858 (vec_stack_free): Re-write as a template function.
8859 (vec_reserve): New template function.
8860 (vec_reserve_exact): New template function.
8861 (vec_heap_free): New template function if GATHER_STATISTICS is
8862 defined. Otherwise, macro that expands to free().
8863 (VEC_length_1): New template function.
8864 (VEC_length): Call it.
8865 (VEC_empty_1): New template function.
8866 (VEC_empty): Call it.
8867 (VEC_address_1): New template function.
8868 (VEC_address): Call it.
8869 (VEC_last_1): New template function.
8870 (VEC_last): Call it. Change return type to T&.
8871 Change all users that used VEC_Os.
8872 (VEC_index_1): New template function.
8873 (VEC_index): Call it. Return a T& instead of a T*.
8874 Update all callers that were using VEC_O before.
8875 (VEC_iterate_1): New template function.
8876 (VEC_iterate): Call it.
8877 (VEC_embedded_size_1): New template function.
8878 (VEC_embedded_size): Call it.
8879 (VEC_embedded_init_1): New template function.
8880 (VEC_embedded_init): Call it.
8881 (VEC_alloc_1): New template function.
8882 (VEC_alloc): Call it. If A is 'stack', call XALLOCAVAR to
8884 (VEC_free_1): New template function.
8885 (VEC_free): Call it.
8886 (VEC_copy_1): New template function.
8887 (VEC_copy): Call it.
8888 (VEC_space_1): New template function
8889 (VEC_space): Call it.
8890 (VEC_reserve_1): New template function.
8891 (VEC_reserve): Call it.
8892 (VEC_reserve_exact_1): New template function.
8893 (VEC_reserve_exact): Call it.
8894 (VEC_splice_1): New template function.
8895 (VEC_splice): Call it.
8896 (VEC_safe_splice_1): New template function.
8897 (VEC_safe_splice): Call it.
8898 (VEC_quick_push_1): New template function. Create two overloads, one
8899 accepting T, the other accepting T *. Update all callers
8900 where T and T * are ambiguous.
8901 (VEC_quick_push): Call it.
8902 (VEC_safe_push_1): New template function. Create two overloads, one
8903 accepting T, the other accepting T *. Update all callers
8904 where T and T * are ambiguous.
8905 (VEC_safe_push): Call it.
8906 (VEC_pop_1): New template function.
8908 (VEC_truncate_1): New template function.
8909 (VEC_truncate): Call it.
8910 (VEC_safe_grow_1): New template function.
8911 (VEC_safe_grow): Call it.
8912 (VEC_safe_grow_cleared_1): New template function.
8913 (VEC_safe_grow_cleared): Call it.
8914 (VEC_replace_1): New template function.
8915 (VEC_replace): Call it. Always accept T instead of T*.
8916 Update all callers that used VEC_Os.
8917 (VEC_quick_insert_1): New template function.
8918 (VEC_quick_insert): Call it.
8919 (VEC_safe_insert_1): New template function.
8920 (VEC_safe_insert): Call it.
8921 (VEC_ordered_remove_1): New template function.
8922 (VEC_ordered_remove): Call it.
8923 (VEC_unordered_remove_1): New template function.
8924 (VEC_unordered_remove): Call it.
8925 (VEC_block_remove_1): New template function.
8926 (VEC_block_remove): Call it.
8927 (VEC_lower_bound_1): New template function.
8928 (VEC_lower_bound): Call it.
8930 (DEF_VEC_FUNC_P): Remove.
8931 (DEF_VEC_ALLOC_FUNC_P): Remove.
8932 (DEF_VEC_NONALLOC_FUNCS_P): Remove.
8933 (DEF_VEC_FUNC_O): Remove.
8934 (DEF_VEC_ALLOC_FUNC_O): Remove.
8935 (DEF_VEC_NONALLOC_FUNCS_O): Remove.
8936 (DEF_VEC_ALLOC_FUNC_I): Remove.
8937 (DEF_VEC_NONALLOC_FUNCS_I): Remove.
8938 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove.
8939 (DEF_VEC_ALLOC_FUNC_O_STACK): Remove.
8940 (DEF_VEC_ALLOC_FUNC_I_STACK): Remove.
8941 (vec_reserve_exact): New template function.
8943 * gengtype-lex.l (DEF_VEC_ALLOC_[IOP]/{EOID}): Remove.
8944 * gengtype-parse.c (token_names): Remove DEF_VEC_ALLOC_[IOP].
8945 (typedef_name): Emit vec_t<C1> instead of VEC_C1_C2.
8946 (def_vec_alloc): Remove. Update all callers.
8947 * gengtype.c (filter_type_name): New.
8948 (output_mangled_typename): Call it.
8949 (write_func_for_structure): Likewise.
8950 (write_types): Likewise.
8951 (write_root): Likewise.
8952 (write_typed_alloc_def): Likewise.
8953 (note_def_vec): Emit vec_t<TYPE_NAME> instead of VEC_TYPE_NAME_base.
8954 (note_def_vec_alloc): Remove.
8955 * gengtype.h (note_def_vec_alloc): Remove.
8956 (DEFVEC_ALLOC): Remove token code.
8958 * df-scan.c (df_bb_verify): Remove call to df_free_collection_rec
8959 inside the insn traversal loop.
8960 * gimplify.c (gimplify_compound_lval): Rename STACK to EXPR_STACK.
8961 * ipa-inline.c (inline_small_functions): Rename HEAP to EDGE_HEAP.
8962 * reg-stack.c (stack): Rename to STACK_PTR. Update all users.
8963 * tree-vrp.c (stack): Rename to EQUIV_STACK. Update all users.
8965 * config/bfin/bfin.c (hwloop_optimize): Update some calls to
8966 VEC_* for vectors of non-pointers.
8967 * config/c6x/c6x.c (try_rename_operands): Likewise.
8968 (reshuffle_units): Likewise.
8969 * config/mips/mips.c (mips_multi_start): Likewise.
8970 (mips_multi_add): Likewise.
8971 (mips_multi_copy_insn): Likewise.
8972 (mips_multi_set_operand): Likewise.
8973 * hw-doloop.c (discover_loop): Likewise.
8974 (discover_loops): Likewise.
8975 (reorg_loops): Likewise.
8977 2012-08-14 Diego Novillo <dnovillo@google.com>
8979 Merge from cxx-conversion branch. C++ support in gengtype.
8981 * coretypes.h (gt_pointer_operator): Move from ...
8983 * doc/gty.texi: Document support for C++ templates and
8984 user-provided markers.
8985 * gengtype-lex.l: Update copyright year.
8986 Remove support for recognizing DEF_VEC_O, DEF_VEC_P and DEFVEC_I.
8987 * gengtype-parse.c: Update copyright year.
8988 (token_names): Remove DEF_VEC_O, DEF_VEC_P and DEF_VEC_I.
8989 (require_template_declaration): New.
8990 (typedef_name): Call it.
8991 (type): Replace IS_UNION with KIND. Replace all users.
8992 (def_vec): Remove. Update all users.
8993 * gengtype-state.c (type_lineloc): Handle TYPE_USER_STRUCT.
8994 (write_state_user_struct_type): New.
8995 (write_state_type): Call it.
8996 (read_state_user_struct_type): New.
8997 (read_state_type): Call it.
8998 * gengtype.c: Update copyright year.
8999 (dump_pair): Move declaration to the top.
9000 (dump_type): Likewise.
9001 (dump_type_list): Likewise.
9002 (dbgprint_count_type_at): Handle TYPE_USER_STRUCT.
9003 (create_user_defined_type): New.
9004 (resolve_typedef): Call it.
9005 (new_structure): Replace argument ISUNION with KIND.
9006 Change users to refer to KIND directly.
9008 (find_structure): Likewise.
9009 (set_gc_used_type): Handle TYPE_USER_STRUCT.
9010 (create_file): Update HDR to include new copyright year.
9011 (struct walk_type_data): Add field IN_PTR_FIELD.
9012 (output_mangled_typename): Handle TYPE_USER_STRUCT.
9013 (walk_type): Set D->IN_PTR_FIELD when walking a TYPE_POINTER.
9014 Clear it afterwards.
9015 Handle TYPE_USER_STRUCT.
9016 (write_types_process_field): Handle TYPE_USER_STRUCT.
9017 (get_type_specifier): Move earlier in the file.
9018 (write_type_decl): New.
9019 (write_marker_function_name): New.
9020 (write_user_func_for_structure_ptr): New.
9021 (write_user_func_for_structure_body): New.
9022 (write_user_marking_functions): New.
9023 (write_func_for_structure): Call write_marker_function_name
9024 and write_type_decl.
9025 Do not call walk_type for TYPE_USER_STRUCT. Emit a call to the user
9027 Call write_user_marking_functions on TYPE_USER_STRUCTs.
9028 (write_types_local_user_process_field): New.
9029 (write_pch_user_walking_for_structure_body): New.
9030 (write_pch_user_walking_functions): New.
9031 (write_types_local_process_field): Handle TYPE_USER_STRUCT.
9032 (write_local_func_for_structure): Do not call walk_type for
9033 TYPE_USER_STRUCT. Instead, emit the call to gt_pch_nx directly.
9034 Call write_pch_user_walking_functions for TYPE_USER_STRUCTs.
9035 (write_root): Handle TYPE_USER_STRUCT.
9036 (vec_prefix_type): Remove. Update all users.
9037 (note_def_vec): Remove. Update all users.
9038 (dump_typekind): Handle TYPE_USER_STRUCT.
9039 (dump_type): Initialize SEEN_TYPES, if needed.
9040 Handle TYPE_USER_STRUCT.
9041 (dump_everything): Do not initialize SEEN_TYPES.
9042 * gengtype.h: Update copyright year.
9043 (enum typekind): Add TYPE_USER_STRUCT.
9044 (union_or_struct_p): Rename from UNION_OR_STRUCT_P.
9045 Convert into function.
9046 Add an overload taking const_type_p.
9048 (new_structure): Change second field to type enum typekind.
9050 (find_structure): Likewise.
9051 (note_def_vec): Remove.
9052 (DEFVEC_OP): Remove.
9054 * ggc-page.c (gt_ggc_mx): Add entry points for marking
9055 'const char *&', 'unsigned char *&' and 'unsigned char&'.
9056 * ggc-zone.c (gt_ggc_mx): Add entry points for marking
9057 'const char *&' and 'unsigned char *&'.
9058 * stringpool.c (gt_pch_nx): Add entry points for marking
9059 'const char *&', 'unsigned char *&' and 'unsigned char&'.
9060 Add an entry point for the overload taking arguments 'unsigned char
9061 *', 'gt_pointer_operator' and 'void *'.
9062 * vec.h (struct vec_prefix): Remove GTY marker.
9063 (struct vec_t): Remove GTY((length)) attribute from field 'vec'.
9064 (gt_ggc_mx (vec_t<T> *)): New template function.
9065 (gt_pch_nx (vec_t<T> *)): New template function.
9066 (gt_pch_nx (vec_t<T *> *, gt_pointer_operator, void *)): New template
9068 (gt_pch_nx (vec_t<T> *, gt_pointer_operator, void *)): New template
9071 * basic-block.h (struct edge_def): Mark GTY((user)).
9072 Remove all GTY markers from fields.
9073 (gt_ggc_mx): Declare.
9074 (gt_pch_nx): Declare.
9075 * tree-cfg.c (gt_ggc_mx): New.
9078 * gengtype-lex.l (USER_GTY): Add pattern for "user".
9079 * gengtype-parse.c (option): Handle USER_GTY.
9082 If the keyword 'user' is used, do not walk the fields
9084 * gengtype.h (USER_GTY): Add.
9085 * doc/gty.texi: Update.
9087 2012-08-14 Lawrence Crowl <crowl@google.com>
9089 Merge cxx-conversion branch. Implement C++ hash table.
9091 * hash-table.h: New. Implementation borrowed from libiberty/hashtab.c.
9092 * hash-table.c: Likewise.
9093 * tree-ssa-tail-merge.c: Include hash-table.h instead of hashtab.h.
9094 (static htab_t same_succ_htab): Change type to hash_table;
9095 move specification of helper functions from create call to declaration.
9096 Change users to invoke member functions.
9097 (same_succ_print_traverse): Make extern ssa_.... Change callers.
9098 Remove void* casting.
9099 (same_succ_hash): Likewise.
9100 (same_succ_equal): Likewise.
9101 (same_succ_delete): Likewise.
9102 * tree-ssa-threadupdate.c: Include hash-table.h.
9103 (struct local_info): Rename to ssa_local_info_t to avoid overloading
9104 the type name local_info with the variable name local_info.
9105 (static htab_t redirection_data): Change type to hash_table.
9106 Move specification of helper functions from create call to declaration.
9107 Change users to invoke member functions.
9108 (redirection_data_hash): Make extern ssa_.... Change callers.
9109 Remove void* casting.
9110 (redirection_data_eq): Likewise.
9111 (fix_duplicate_block_edges): Likewise.
9112 (create_duplicates): Likewise.
9113 (fixup_template_block): Likewise.
9114 (redirect_edges): Likewise.
9115 (lookup_redirection_data): Change types associated with the hash table
9116 from void* to their actual type. Remove unnecessary casts.
9117 * tree-ssa-ccp.c: Include hash-table.h.
9118 (typedef gimple_htab): New. Uses hash_table. Replace specific uses
9119 of htab_t with gimple_htab. Change users to invoke member functions.
9120 Move specification of helper functions from create call to declaration.
9121 * tree-ssa-coalesce.c: Include hash-table.h instead of hashtab.h.
9122 (hash_ssa_name_by_var): Make extern. Remove void* casting.
9123 (eq_ssa_name_by_var): Likewise.
9124 (coalesce_ssa_name): Change type of local static htab_t ssa_name_hash
9125 to hash_table. Change users to invoke member functions.
9126 Move specification of helper functions from create call to declaration.
9127 * coverage.c: Include hash-table.h instead of hashtab.h.
9128 (static htab_t counts_hash): Change type to hash_table;
9129 move specification of helper functions from create call to declaration.
9130 Change users to invoke member functions.
9131 (htab_counts_entry_hash): Make extern. Rename with coverage_... instead
9132 of htab_... Remove void* casting.
9133 (htab_counts_entry_eq): Likewise.
9134 (htab_counts_entry_del): Likewise.
9135 * tree-ssa-pre.c: Include hash-table.h instead of hashtab.h.
9136 (static htab_t expression_to_id): Change type to hash_table.
9137 Move specification of helper functions from create call to declaration.
9138 Change users to invoke member functions.
9139 (static htab_t phi_translate_table): Likewise.
9140 (pre_expr_eq): Make extern ssa_.... Change callers.
9141 Remove void* casting.
9142 (pre_expr_hash): Likewise.
9143 (expr_pred_trans_hash): Likewise.
9144 (expr_pred_trans_eq): Likewise.
9145 (alloc_expression_id): Change types associated with the hash table
9146 from void* to their actual type. Remove unnecessary casts.
9147 (lookup_expression_id): Likewise.
9148 (phi_trans_lookup): Likewise.
9149 (phi_trans_add): Likewise.
9150 * stringpool.c: Rename uses of libcpp typedef hash_table to
9152 * Makefile.in: Add hash-table.o to OBJS-libcommon-target.
9153 Add $(HASH_TABLE_H). Add new dependences on $(HASH_TABLE_H).
9155 2012-08-14 Lawrence Crowl <crowl@google.com>
9157 Merge from cxx-conversion branch. Re-write double_int in C++.
9160 (typedef double_int): Change to struct (POD).
9161 (double_int::make): New overloads for int to double-int conversion.
9162 (double_int::mask): New.
9163 (double_int::max_value): New.
9164 (double_int::min_value): New.
9165 (double_int::operator ++): New.
9166 (double_int::operator --): New.
9167 (double_int::operator *=): New.
9168 (double_int::operator +=): New.
9169 (double_int::operator -=): New.
9170 (double_int::to_signed): New.
9171 (double_int::to_unsigned): New.
9172 (double_int::fits_unsigned): New.
9173 (double_int::fits_signed): New.
9174 (double_int::fits): New.
9175 (double_int::trailing_zeros): New.
9176 (double_int::popcount): New.
9177 (double_int::multiple_of): New.
9178 (double_int::set_bit): New.
9179 (double_int::mul_with_sign): New.
9180 (double_int::operator * (binary)): New.
9181 (double_int::operator + (binary)): New.
9182 (double_int::operator - (binary)): New.
9183 (double_int::operator - (unary)): New.
9184 (double_int::operator ~ (unary)): New.
9185 (double_int::operator & (binary)): New.
9186 (double_int::operator | (binary)): New.
9187 (double_int::operator ^ (binary)): New.
9188 (double_int::and_not): New.
9189 (double_int::lshift): New.
9190 (double_int::rshift): New.
9191 (double_int::alshift): New.
9192 (double_int::arshift): New.
9193 (double_int::llshift): New.
9194 (double_int::lrshift): New.
9195 (double_int::lrotate): New.
9196 (double_int::rrotate): New.
9197 (double_int::div): New.
9198 (double_int::sdiv): New.
9199 (double_int::udiv): New.
9200 (double_int::mod): New.
9201 (double_int::smod): New.
9202 (double_int::umod): New.
9203 (double_int::divmod): New.
9204 (double_int::sdivmod): New.
9205 (double_int::udivmod): New.
9206 (double_int::ext): New.
9207 (double_int::zext): New.
9208 (double_int::sext): New.
9209 (double_int::is_zero): New.
9210 (double_int::is_one): New.
9211 (double_int::is_minus_one): New.
9212 (double_int::is_negative): New.
9213 (double_int::cmp): New.
9214 (double_int::ucmp): New.
9215 (double_int::scmp): New.
9216 (double_int::ult): New.
9217 (double_int::ugt): New.
9218 (double_int::slt): New.
9219 (double_int::sgt): New.
9220 (double_int::max): New.
9221 (double_int::smax): New.
9222 (double_int::umax): New.
9223 (double_int::min): New.
9224 (double_int::smin): New.
9225 (double_int::umin): New.
9226 (double_int::operator ==): New.
9227 (double_int::operator !=): New.
9228 (shwi_to_double_int): Change implementation to use member function.
9229 (double_int_minus_one): Likewise.
9230 (double_int_zero): Likewise.
9231 (double_int_one): Likewise.
9232 (double_int_two): Likewise.
9233 (double_int_ten): Likewise.
9234 (uhwi_to_double_int): Likewise.
9235 (double_int_to_shwi): Likewise.
9236 (double_int_to_uhwi): Likewise.
9237 (double_int_fits_in_uhwi_p): Likewise.
9238 (double_int_fits_in_shwi_p): Likewise.
9239 (double_int_fits_in_hwi_p): Likewise.
9240 (double_int_mul): Likewise.
9241 (double_int_mul_with_sign): Likewise.
9242 (double_int_add): Likewise.
9243 (double_int_sub): Likewise.
9244 (double_int_neg): Likewise.
9245 (double_int_div): Likewise.
9246 (double_int_sdiv): Likewise.
9247 (double_int_udiv): Likewise.
9248 (double_int_mod): Likewise.
9249 (double_int_smod): Likewise.
9250 (double_int_umod): Likewise.
9251 (double_int_divmod): Likewise.
9252 (double_int_sdivmod): Likewise.
9253 (double_int_udivmod): Likewise.
9254 (double_int_multiple_of): Likewise.
9255 (double_int_setbit): Likewise.
9256 (double_int_ctz): Likewise.
9257 (double_int_not): Likewise.
9258 (double_int_ior): Likewise.
9259 (double_int_and): Likewise.
9260 (double_int_and_not): Likewise.
9261 (double_int_xor): Likewise.
9262 (double_int_lshift): Likewise.
9263 (double_int_rshift): Likewise.
9264 (double_int_lrotate): Likewise.
9265 (double_int_rrotate): Likewise.
9266 (double_int_cmp): Likewise.
9267 (double_int_scmp): Likewise.
9268 (double_int_ucmp): Likewise.
9269 (double_int_max): Likewise.
9270 (double_int_smax): Likewise.
9271 (double_int_umax): Likewise.
9272 (double_int_min): Likewise.
9273 (double_int_smin): Likewise.
9274 (double_int_umin): Likewise.
9275 (double_int_ext): Likewise.
9276 (double_int_sext): Likewise.
9277 (double_int_zext): Likewise.
9278 (double_int_mask): Likewise.
9279 (double_int_max_value): Likewise.
9280 (double_int_min_value): Likewise.
9281 (double_int_zero_p): Likewise.
9282 (double_int_one_p): Likewise.
9283 (double_int_minus_one_p): Likewise.
9284 (double_int_equal_p): Likewise.
9285 (double_int_popcount): Likewise.
9287 (double_int_mask): Reuse implementation for double_int::mask.
9288 (double_int_max_value): Likewise.
9289 (double_int_min_value): Likewise.
9290 (double_int_ext): Likewise.
9291 (double_int_zext): Likewise.
9292 (double_int_sext): Likewise.
9293 (double_int_mul_with_sign): Likewise.
9294 (double_int_divmod): Likewise.
9295 (double_int_sdivmod): Likewise.
9296 (double_int_udivmod): Likewise.
9297 (double_int_div): Likewise.
9298 (double_int_sdiv): Likewise.
9299 (double_int_udiv): Likewise.
9300 (double_int_mod): Likewise.
9301 (double_int_smod): Likewise.
9302 (double_int_umod): Likewise.
9303 (double_int_multiple_of): Likewise.
9304 (double_int_lshift): Likewise.
9305 (double_int_rshift): Likewise.
9306 (double_int_lrotate): Likewise.
9307 (double_int_rrotate): Likewise.
9308 (double_int_cmp): Likewise.
9309 (double_int_ucmp): Likewise.
9310 (double_int_scmp): Likewise.
9311 (double_int_max): Likewise.
9312 (double_int_smax): Likewise.
9313 (double_int_umax): Likewise.
9314 (double_int_min): Likewise.
9315 (double_int_smin): Likewise.
9316 (double_int_umin): Likewise.
9317 (double_int_min): Likewise.
9318 (double_int_min): Likewise.
9319 (double_int_min): Likewise.
9320 (double_int_min): Likewise.
9321 (double_int_min): Likewise.
9322 (double_int_min): Likewise.
9323 (double_int::alshift): New.
9324 (double_int::arshift): New.
9325 (double_int::llshift): New.
9326 (double_int::lrshift): New.
9327 (double_int::ult): New.
9328 (double_int::ugt): New.
9329 (double_int::slt): New.
9330 (double_int::sgt): New.
9331 (double_int_setbit): Reuse implementation for double_int::set_bit,
9332 which avoids a name conflict with a macro.
9333 (double_int_double_int_ctz): Reuse implementation for
9334 double_int::trailing_zeros.
9335 (double_int_fits_in_shwi_p): Reuse implementation for
9336 double_int::fits_signed.
9337 (double_int_fits_in_hwi_p): Reuse implementation for double_int::fits.
9338 (double_int_mul): Reuse implementation for binary
9339 double_int::operator *.
9340 (double_int_add): Likewise.
9341 (double_int_sub): Likewise.
9342 (double_int_neg): Reuse implementation for unary
9343 double_int::operator -.
9344 (double_int_max_value): Likewise.
9345 * fixed-value.c: Change to use member functions introduced above.
9347 2012-08-14 Lawrence Crowl <crowl@google.com>
9349 Merge cxx-conversion branch. Support tree macro calling from gdb.
9351 * tree.h (tree_check): New.
9352 (TREE_CHECK): Use inline function above instead of __extension__.
9353 (tree_not_check): New.
9354 (TREE_NOT_CHECK): Use inline function above instead of __extension__.
9356 (TREE_CHECK2): Use inline function above instead of __extension__.
9357 (tree_not_check2): New.
9358 (TREE_NOT_CHECK2): Use inline function above instead of __extension__.
9360 (TREE_CHECK3): Use inline function above instead of __extension__.
9361 (tree_not_check3): New.
9362 (TREE_NOT_CHECK3): Use inline function above instead of __extension__.
9364 (TREE_CHECK4): Use inline function above instead of __extension__.
9365 (tree_not_check4): New.
9366 (TREE_NOT_CHECK4): Use inline function above instead of __extension__.
9368 (TREE_CHECK5): Use inline function above instead of __extension__.
9369 (tree_not_check5): New.
9370 (TREE_NOT_CHECK5): Use inline function above instead of __extension__.
9371 (contains_struct_check): New.
9372 (CONTAINS_STRUCT_CHECK): Use inline function above instead of
9374 (tree_class_check): New.
9375 (TREE_CLASS_CHECK): Use inline function above instead of __extension__.
9376 (tree_range_check): New.
9377 (TREE_RANGE_CHECK): Use inline function above instead of __extension__.
9378 (omp_clause_subcode_check): New.
9379 (OMP_CLAUSE_SUBCODE_CHECK): Use inline function above instead of
9381 (omp_clause_range_check): New.
9382 (OMP_CLAUSE_RANGE_CHECK): Use inline function above instead of
9385 (EXPR_CHECK): Use inline function above instead of __extension__.
9386 (non_type_check): New.
9387 (NON_TYPE_CHECK): Use inline function above instead of __extension__.
9388 (tree_vec_elt_check): New.
9389 (TREE_VEC_ELT_CHECK): Use inline function above instead of
9391 (omp_clause_elt_check): New.
9392 (OMP_CLAUSE_ELT_CHECK): Use inline function above instead of
9394 (tree_operand_check): New.
9395 (TREE_OPERAND_CHECK): Use inline function above instead of
9397 (tree_operand_check_code): New.
9398 (TREE_OPERAND_CHECK_CODE): Use inline function above instead of
9400 (TREE_CHAIN): Simplify implementation.
9401 (TREE_TYPE): Simplify implementation.
9402 (tree_operand_length): Move for compilation dependences.
9403 * gdbinit.in: (macro define __FILE__): New.
9404 (macro define __LINE__): New.
9405 (skip "tree.h"): New.
9407 2012-08-14 Oleg Endo <olegendo@gcc.gnu.org>
9410 * config/sh/sh.md (cmp_div0s_0, cmp_div0s_1, *cmp_div0s_0,
9411 *cmp_div0s_1, *cbranch_div0s, *movsicc_div0s): New insns.
9412 * config/sh/sh.c (sh_rtx_costs): Handle div0s patterns.
9414 2012-08-14 Oleg Endo <olegendo@gcc.gnu.org>
9417 * config/sh/constraints.md (Sra): New constraint.
9418 * config/sh/predicates.md (simple_mem_operand,
9419 displacement_mem_operand, zero_extend_movu_operand): New predicates.
9420 (zero_extend_operand): Check zero_extend_movu_operand for SH2A.
9421 * config/sh/sh.md (*zero_extendqisi2_disp_mem,
9422 *zero_extendhisi2_disp_mem): Add new insns and two new related
9425 2012-08-14 Steven Bosscher <steven@gcc.gnu.org>
9427 * graphite-scop-detection.c (create_sese_edges): Compute dominance
9428 info before trying to fix loop structure.
9429 * cfgloopmanip.c (fix_loop_structure): Require fast DOM queries.
9430 * tree-cfgcleanup.c (repair_loop_structures): Likewise.
9431 * cfgloop.c (verify_loop_structure): Verify loop fathers.
9433 * dominance.c (init_dom_info): Use gcc_checking_assert, not gcc_assert.
9434 (dom_convert_dir_to_idx, compute_dom_fast_query,
9435 get_immediate_dominator, set_immediate_dominator, get_dominated_by,
9436 redirect_immediate_dominators, nearest_common_dominator,
9437 (dominated_by_p, bb_dom_dfs_in, bb_dom_dfs_out, recompute_dominator,
9438 iterate_fix_dominators, add_to_dominance_info,
9439 delete_from_dominance_info): Likewise.
9441 2012-08-14 Richard Guenther <rguenther@suse.de>
9443 * cfgexpand.c (expand_used_vars): Use virtual_operand_p.
9444 * gimple-pretty-print.c (dump_phi_nodes): Likewise.
9445 * gimple-streamer-out.c (output_bb): Likewise.
9446 * graphite-sese-to-poly.c (scalar_close_phi_node_p): Likewise.
9447 (rewrite_reductions_out_of_ssa): Likewise.
9448 (rewrite_commutative_reductions_out_of_ss): Likewise.
9449 * ipa-split.c (verify_non_ssa_vars): Likewise.
9450 (consider_split): Likewise.
9451 (visit_bb): Likewise.
9452 (split_function): Likewise.
9453 * lto-streamer-out.c (output_ssa_names): Likewise.
9454 * sese.c (rename_uses): Likewise.
9455 * tree-cfg.c (replace_uses_by): Likewise.
9456 (gimple_merge_blocks): Likewise.
9457 (gimple_cfg2dot): Likewise.
9458 (verify_gimple_phi): Likewise.
9459 (replace_ssa_name): Likewise.
9460 (move_block_to_fn): Likewise.
9461 * tree-eh.c (cleanup_empty_eh_merge_phis): Likewise.
9462 * tree-if-conv.c (if_convertible_phi_p): Likewise.
9463 (predicate_scalar_phi): Likewise.
9464 * tree-inline.c (update_ssa_across_abnormal_edges): Likewise.
9465 (copy_phis_for_bb): Likewise.
9466 * tree-loop-distribution.c (generate_loops_for_partition): Likewise.
9467 (destroy_loop): Likewise.
9468 * tree-outof-ssa.c (eliminate_useless_phis): Likewise.
9469 (insert_backedge_copies): Likewise.
9470 * tree-parloops.c (transform_to_exit_first_loop): Likewise.
9471 (gather_scalar_reductions): Likewise.
9472 (try_create_reduction_list): Likewise.
9473 * tree-scalar-evolution.c (analyze_scalar_evolution_for_all_loop_ph):
9475 (scev_const_prop): Likewise.
9476 * tree-ssa-ccp.c (debug_lattice_value): Likewise.
9477 (get_default_value): Likewise.
9478 (ccp_initialize): Likewise.
9479 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
9480 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9481 (init_copy_prop): Likewise.
9482 * tree-ssa-dce.c (propagate_necessity): Likewise.
9483 (remove_dead_phis): Likewise.
9484 (forward_edge_to_pdom): Likewise.
9485 (eliminate_unnecessary_stmts): Likewise.
9486 * tree-ssa-live.c (partition_view_init): Likewise.
9487 (remove_unused_locals): Likewise.
9488 (register_ssa_partition_check): Likewise.
9489 * tree-ssa-loop-im.c (movement_possibility): Likewise.
9490 (move_computations_stmt): Likewise.
9491 * tree-ssa-loop-ivopts.c (determine_biv_step): Likewise.
9492 (record_invariant): Likewise.
9493 (find_interesting_uses_outside): Likewise.
9494 (determine_set_costs): Likewise.
9495 * tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
9496 (find_uses_to_rename_use): Likewise.
9497 (check_loop_closed_ssa_use): Likewise.
9498 (rewrite_phi_with_iv): Likewise.
9499 (canonicalize_loop_ivs): Likewise.
9500 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9501 * tree-ssa-phiopt.c (hoist_adjacent_loads): Likewise.
9502 * tree-ssa-pre.c (make_values_for_phi): Likewise.
9503 (compute_avail): Likewise.
9504 (eliminate): Likewise.
9505 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
9506 * tree-ssa-reassoc.c (phi_rank): Likewise.
9507 * tree-ssa-strlen.c (strlen_enter_block): Likewise.
9508 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
9509 (ipa_pta_execute): Likewise.
9510 * tree-ssa-tail-merge.c (same_succ_hash): Likewise.
9511 (release_last_vdef): Likewise.
9512 (same_phi_alternatives_1): Likewise.
9513 (bb_has_non_vop_phi): Likewise.
9514 (vop_phi): Likewise.
9515 * tree-ssa-threadedge.c (record_temporary_equivalences_from_phis):
9517 * tree-ssa-uninit.c (warn_uninitialized_phi): Likewise.
9518 (execute_late_warn_uninitialized): Likewise.
9519 * tree-ssa.c (verify_ssa_name): Likewise.
9520 (verify_phi_args): Likewise.
9521 (verify_ssa): Likewise.
9522 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9523 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
9525 (slpeel_tree_peel_loop_to_edge): Likewise.
9526 (vect_can_advance_ivs_p): Likewise.
9527 (vect_update_ivs_after_vectorizer): Likewise.
9528 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Likewise.
9529 * tree-vrp.c (remove_range_assertions): Likewise.
9530 * value-prof.c (gimple_divmod_values_to_profile): Likewise.
9532 2012-08-14 Richard Guenther <rguenther@suse.de>
9534 PR tree-optimization/54146
9535 * tree-ssa-pre.c (do_regular_insertion): Use a VEC
9536 indexed by pred edge index for avail.
9537 (do_partial_partial_insertion): Likewise.
9538 (insert_into_preds_of_block): Adjust.
9540 2012-08-14 Richard Guenther <rguenther@suse.de>
9542 * gimplify.c (create_tmp_from_val): Mark temporary with
9543 DECL_GIMPLE_REG_P here ...
9544 (internal_get_tmp_var): ... instead of here. If we go into
9545 SSA create an SSA name instead of a VAR_DECL.
9546 (gimplify_modify_expr): Do not create SSA names here, assert
9547 we already got them.
9548 (force_gimple_operand_1): Create an SSA name if we go into SSA.
9549 * sese.c (rename_uses): Simplify.
9551 2012-08-14 Richard Guenther <rguenther@suse.de>
9553 * tree-into-ssa.c: Include diagnostic-core.h.
9554 * Makefile.in (tree-into-ssa.o): Adjust.
9556 2012-08-14 Richard Guenther <rguenther@suse.de>
9558 * tree-into-ssa.c (update_ssa): Verify we do not rename
9559 symbols that are already partly in SSA form.
9561 2012-08-14 Jakub Jelinek <jakub@redhat.com>
9564 PR rtl-optimization/53495
9565 * ira.c (ira): Move delete_trivially_dead_insns call before
9566 find_moveable_pseudos call.
9568 2012-08-13 Steven Bosscher <steven@gcc.gnu.org>
9570 * tree-ssa-pre.c (do_regular_insertion): Add FIXME markers at points
9571 of potentially huge memset overhead.
9572 (do_partial_partial_insertion): Likewise.
9573 * cfgexpand.c (gimple_expand_cfg): Use XCNEWVEC instead of xcalloc.
9574 * tree-vrp.c (find_assert_locations): Use XNEWVEC instead of XCNEWVEC
9575 for arrays to be filled by pre_and_rev_post_order_compute. Allocate
9576 the right number of slots, not that number plus NUM_FIXED_BLOCKS.
9577 * tree-ssa-reassoc.c (init_reassoc): Likewise.
9578 * cfganal.c (dfs_enumerate_from): Use XNEWVEC instead of XCNEWVEC for
9579 array used as stack.
9580 * tree-ssa-sccvn.c (init_scc_vn): Use XNEWVEC instead of XCNEWVEC for
9581 arrays to be filled by pre_and_rev_post_order_compute.
9582 * cfgloopmanip.c (find_path): Use XNEWVEC instead of XCNEWVEC for
9583 array to be filled by dfs_enumerate_from.
9584 (remove_path): Likewise.
9585 (duplicate_loop_to_header_edge): Use XNEWVEC instead of XCNEWVEC for
9586 array of loops that is filled on the next lines.
9587 * cfgloop.c (get_loop_body): Use XNEWVEC instead of XCNEWVEC for
9588 array of basic blocks to be returned.
9589 (get_loop_body_in_dom_order): Likewise.
9590 (get_loop_body_in_bfs_order): Likewise.
9591 * tree-ssa-loop-manip.c (loop_renamer_obstack): New static obstack
9592 for all bitmaps used for rewriting into loop-closed SSA form.
9593 (add_exit_phis_var): Allocate the def bitmap on it. Clear the livein
9594 bitmap at the end to release a lot of memory.
9595 (add_exit_phis): Allocate the exits bitmap on the new obstack.
9596 (get_loops_exits): Allocate the exits bitmap on the new obstack.
9597 (find_uses_to_rename_use): Allocate a use_blocks bitmap if ver is
9598 seen for the first time.
9599 (find_uses_to_rename): Add "???" for why the whole function must
9600 be re-scanned if changed_bbs is empty.
9601 (rewrite_into_loop_closed_ssa): Allocate bitmaps on the new obstack.
9602 Use XNEWVEC to allocate the use_blocks array. Initialize the new
9603 obstack, and free it at the end. Remove loop over all SSA names.
9604 (check_loop_closed_ssa_stmt): Look only at SSA_OP_USE operands.
9605 * tree-cfg.c (move_sese_region_to_fn): Use XNEWVEC instead of
9606 xcalloc to allocate edge_pred and edge_flag arrays.
9608 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
9610 * config/i386/i386.h (FIXED_REGISTERS): Do not mark REX registers here.
9611 (CALL_USED_REGISTERS): Use bitmaps to mark call-used registers
9613 (enum reg_class): Move CLOBBERED_REGS just before GENERAL_REGS.
9614 (REG_CLASS_NAMES): Update.
9615 (REG_CLASS_CONTENTS): Update. Clear CLOBBERED_REGS members.
9616 * config/i386/i386.c (ix86_conditional_register_usage): Disable
9617 REX registers on 32bit targets. Handle bitmaps from
9618 CALL_USED_REGISTERS initializer. Calculate CLOBBERED_REGS register
9619 set from GENERAL_REGS also for 32bit targets. Do not change call
9620 used register set for TARGET_64BIT_MS_ABI separately.
9622 2012-08-13 Richard Guenther <rguenther@suse.de>
9624 * basic-block.h (struct basic_block): Remove loop_depth
9625 member, move flags and index members next to each other.
9626 * cfgloop.h (bb_loop_depth): New inline function.
9627 * cfghooks.c (split_block): Do not set loop_depth.
9628 (duplicate_block): Likewise.
9629 * cfgloop.c (flow_loop_nodes_find): Likewise.
9630 (flow_loops_find): Likewise.
9631 (add_bb_to_loop): Likewise.
9632 (remove_bb_from_loops): Likewise.
9633 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
9634 * gimple-streamer-in.c (input_bb): Do not stream loop_depth.
9635 * gimple-streamer-out.c (output_bb): Likewise.
9636 * bt-load.c: Include cfgloop.h.
9637 (migrate_btr_defs): Use bb_loop_depth.
9638 * cfg.c (dump_bb_info): Likewise.
9639 * final.c (compute_alignments): Likewise.
9640 * ira.c (update_equiv_regs): Likewise.
9641 * tree-ssa-copy.c (init_copy_prop): Likewise.
9642 * tree-ssa-dom.c (loop_depth_of_name): Likewise.
9643 * tree-ssa-forwprop.c: Include cfgloop.h.
9644 (forward_propagate_addr_expr): Use bb_loop_depth.
9645 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
9646 * tree-ssa-sink.c (select_best_block): Likewise.
9647 * ipa-inline-analysis.c: Include cfgloop.h.
9648 (estimate_function_body_sizes): Use bb_loop_depth.
9649 * Makefile.in (tree-ssa-forwprop.o): Depend on $(CFGLOOP_H).
9650 (ipa-inline-analysis.o): Likewise.
9651 (bt-load.o): Likewise.
9653 2012-08-13 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
9654 Jakub Jelinek <jakub@redhat.com>
9657 * config/i386/driver-i386.c (host_detect_local_cpu): Test bit_PRFCHW
9658 bit of CPUID 0x80000001 %ecx instead of CPUID 7 %ecx.
9659 * config/i386/cpuid.h (bits_PRFCHW): Move definition to CPUID
9660 0x80000001 %ecx flags.
9662 2012-08-13 Richard Guenther <rguenther@suse.de>
9664 * tree-cfg.c (print_loop): Avoid ICEing for loops marked for
9665 removal and loops with multiple latches.
9667 2012-08-13 Jakub Jelinek <jakub@redhat.com>
9670 * tree.c (integer_pow2p): Avoid undefined signed overflows.
9671 * simplify-rtx.c (neg_const_int): Likewise.
9672 * expr.c (fixup_args_size_notes): Likewise.
9673 * stor-layout.c (set_min_and_max_values_for_integral_type): Likewise.
9674 * double-int.c (mul_double_wide_with_sign): Likewise.
9675 (double_int_mask): Likewise.
9676 * tree-ssa-loop-ivopts.c (get_address_cost): Likewise.
9678 2012-08-13 Richard Guenther <rguenther@suse.de>
9680 PR tree-optimization/54200
9681 * tree-ssa-copyrename.c (rename_ssa_copies): Do not add
9682 PHI results to another partition if not all PHI arguments
9683 have the same partition.
9685 2012-08-12 Jan Hubicka <jh@suse.cz>
9687 * tree-pass.h (write_summary, write_optimization_summary): Remove
9688 set and vset arguments.
9689 * ipa-cp.c (ipcp_write_summary): Remove set and vset arugments.
9690 (write_node_summary_p): Likewise; use the encoder.
9691 (ipa_reference_write_optimization_summary): Likewise.
9692 * lto-cgraph.c (output_cgraph_opt_summary): Use encoder.
9693 (lto_symtab_encoder_new): Initialize in_partition field.
9694 (lto_symtab_encoder_delete): Destroy in_partition field.
9695 (LCC_NOT_FOUND): Move to lto-streamer.h
9696 (lto_symtab_encoder_deref): Likewise.
9697 (lto_symtab_encoder_in_partition_p,
9698 lto_set_symtab_encoder_in_partition): New functions.
9699 (referenced_from_other_partition_p): Rewrite to use encoder.
9700 (reachable_from_other_partition_p): Likewise.
9701 (referenced_from_this_partition_p): Likewise.
9702 (reachable_from_this_partition_p): Likewise.
9703 (lto_output_node): Likewise.
9704 (lto_output_varpool_node): Likewise.
9705 (output_refs): Likewise.
9706 (compute_ltrans_boundary): Initialize in_partition fileds of
9708 (output_symtab): Likewise.
9709 (input_refs): Match the changes in output_refs.
9710 (output_cgraph_opt_summary_p): Remove set argument.
9711 (output_node_opt_summary): Replace set by encoder.
9712 (output_cgraph_opt_summary): Remove set argument; use
9714 * ipa-pure-const.c (pure_const_write_summary): Remove set and vset
9715 arguments; use the encoder.
9716 * lto-streamer-out.c (lto_output): Remove set and vset argument; use
9718 (produce_symtab): Likewise.
9719 * ipa-inline.h (inline_write_summary): Remove set and vset arguments.
9720 * ipa-inline-analysis.c (inline_write_summary): Likewise.
9721 * ipa-prop.c (ipa_prop_write_jump_functions): Remove set argument;
9723 * ipa-prop.h (ipa_prop_write_jump_functions): Likewise.
9724 * passes.c (ipa_write_summaries_2): Remove set and vset arguments.
9725 (ipa_write_summaries_1): Update.
9726 (ipa_write_optimization_summaries_1): Likewise.
9727 (ipa_write_optimization_summaries): Likewise.
9728 * lto-streamer.h (lto_symtab_encoder_t): Add in_partition.
9729 (lto_symtab_encoder_iterator): New type.
9730 (lto_symtab_encoder_deref): Make inline.
9731 (output_symtab, referenced_from_other_partition_p,
9732 reachable_from_other_partition_p, referenced_from_this_partition_p,
9733 reachable_from_this_partition_p): Update.
9734 (lsei_end_p, lsei_next, lsei_node, lsei_cgraph_node,
9735 lsei_varpool_node): New inline functions.
9736 (LCC_NOT_FOUND): New macro.
9737 (lto_symtab_encoder_deref, lsei_start, lsei_next_in_partition,
9738 lsei_start_in_partition, lsei_next_function_in_partition,
9739 lsei_start_function_in_partition, lsei_next_variable_in_partition,
9740 lsei_start_variable_in_partition): New inline functions.
9742 2012-08-12 Oleg Endo <olegendo@gcc.gnu.org>
9744 * config/sh/sh.md (prefetch): Simplify expander. Fix condition to
9746 (*prefetch_media): Move insn below expander.
9747 (*prefetch): Fix condition to allow SH3.
9749 2012-08-12 Oleg Endo <olegendo@gcc.gnu.org>
9752 * config/sh/sh.md: Add splits for inverted compare and branch
9754 (*cmpeqsi_t): New insn.
9755 (cmpgtsi_t, cmpgesi_t): Swap r and N alternatives.
9756 (cmpgeusi_t): Use satisfies_constraint_Z. Emit sett insn in
9757 replacement insn list and not in the preparation statements.
9758 (clrt, sett): Add mt_group attribute.
9760 2012-08-12 Marc Glisse <marc.glisse@inria.fr>
9763 * gimple-pretty-print.c (dump_ternary_rhs): Handle 4 arguments.
9765 2012-08-12 Oleg Endo <olegendo@gcc.gnu.org>
9768 * config/sh/predicates.md (mem_index_disp_operand): Check for
9769 arith_reg_operand instead of REG_P.
9771 2012-08-11 Bernd Schmidt <bernds@codesourcery.com>
9773 * reload1.c (replaced_subreg, gen_reload): Add
9774 SECONDARY_MEMORY_NEEDED ifdefs as necessary.
9776 2012-08-11 Jan Hubicka <jh@suse.cz>
9778 * lto-section-in.c (lto_section_name): Do not use "symtab" as part of
9779 symtab_node sectoin name; it confuses plugin.
9781 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
9783 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Shift DECL_UID
9784 index in the va_list_vars bitmap by num_ssa_names.
9786 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
9788 * config/i386/sse.md (xop integer multiply/add insns): Use
9789 register_operand for operand 3 predicate.
9790 (xop_phadd<u>bq): Fix vec_select selectors.
9792 2012-08-11 Martin Jambor <mjambor@suse.cz>
9795 * ipa-inline.h (condition): New fields offset, agg_contents and by_ref.
9796 * ipa-inline-analysis.c (agg_position_info): New type.
9797 (add_condition): New parameter aggpos, also store agg_contents, by_ref
9799 (dump_condition): Also dump aggregate conditions.
9800 (evaluate_conditions_for_known_args): Also handle aggregate
9801 conditions. New parameter known_aggs.
9802 (evaluate_properties_for_edge): Gather known aggregate contents.
9803 (inline_node_duplication_hook): Pass NULL known_aggs to
9804 evaluate_conditions_for_known_args.
9805 (unmodified_parm): Split into unmodified_parm and unmodified_parm_1.
9806 (unmodified_parm_or_parm_agg_item): New function.
9807 (set_cond_stmt_execution_predicate): Handle values passed in
9809 (set_switch_stmt_execution_predicate): Likewise.
9810 (will_be_nonconstant_predicate): Likewise.
9811 (estimate_edge_devirt_benefit): Pass new parameter known_aggs to
9812 ipa_get_indirect_edge_target.
9813 (estimate_calls_size_and_time): New parameter known_aggs, pass it
9814 recrsively to itself and to estimate_edge_devirt_benefit.
9815 (estimate_node_size_and_time): New vector known_aggs, pass it o
9816 functions which need it.
9817 (remap_predicate): New parameter offset_map, use it to remap aggregate
9819 (remap_edge_summaries): New parameter offset_map, pass it recursively
9820 to itself and to remap_predicate.
9821 (inline_merge_summary): Also create and populate vector offset_map.
9822 (do_estimate_edge_time): New vector of known aggregate contents,
9823 passed to functions which need it.
9824 (inline_read_section): Stream new fields of condition.
9825 (inline_write_summary): Likewise.
9826 * ipa-cp.c (ipa_get_indirect_edge_target): Also examine the aggregate
9827 contents. Let all local callers pass NULL for known_aggs.
9829 2012-08-11 Jan Hubicka <jh@suse.cz>
9831 * lto-cgraph.c (output_cgraph): Rename to ...
9832 (output_symtab): ... this one. Update for LTO_section_symtab_nodes.
9833 (input_cgraph): Rename to ...
9834 (input_symtab): ... this one. Update for LTO_section_symtab_nodes.
9835 * lto-streamer-out.c (create_output_block): Do not set
9837 (produce_asm): Likewise.
9838 (lto_output_toplevel_asms): Likewise.
9839 (produce_asm_for_decls): Likewise.
9840 (lto_output): Use output_symtab.
9841 * lto-section-in.c (lto_section_name): Update.
9842 * lto-section-out.c (lto_destroy_simple_output_block): Remove
9844 * lto-streamer.h (enum lto_section_type): Remove LTO_section_varpool;
9845 rename LTO_section_cgraph to LTO_section_symtab_nodes.
9846 (struct lto_header): Remove section_type.
9848 2012-08-11 Jan Hubicka <jh@suse.cz>
9850 * cgraph.h (vector types for symtab_node): Add.
9851 * ipa-reference.c (ipa_reference_write_optimization_summary): Update
9852 for new symtab encoder.
9853 (ipa_reference_read_optimization_summary): Likewise.
9854 * lto-cgraph.c (output_varpool): Remove.
9855 (input_cgraph_opt_summary): Take symtab nodes vector as argument.
9856 (LTO_cgraph_tags): Rename to ...
9857 (LTO_symtab_tags): ... this one; add LTO_symtab_variable.
9858 (lto_cgraph_encoder_new): Rename to ...
9859 (lto_symtab_encoder_new): ... this on.
9860 (lto_cgraph_encoder_encode): Rename to ...
9861 (lto_symtab_encoder_encode): ... this one.
9862 (lto_cgraph_encoder_delete): Rename to ...
9863 (lto_symtab_encoder_delete): ... this one.
9864 (lto_cgraph_encoder_deref): Rename to ...
9865 (lto_symtab_encoder_deref): ... this one.
9866 (lto_cgraph_encoder_encode_body_p): Rename to ...
9867 (lto_symtab_encoder_encode_body_p): ... this one.
9868 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
9869 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
9870 lto_varpool_encoder_deref): Remove.
9871 (lto_varpool_encoder_encode_initializer_p): Rename to ...
9872 (lto_symtab_encoder_encode_initializer_p): ... this one.
9873 (lto_set_varpool_encoder_encode_initializer): Rename to ...
9874 (lto_set_symtab_encoder_encode_initializer): ... this one.
9875 (lto_output_edge): Update.
9876 (lto_output_node): Update.
9877 (lto_output_varpool_node): Update; stream out LTO_symtab_variable tag.
9878 (lto_output_ref): Drop varpool_encoder; update.
9879 (add_node_to): Update.
9880 (add_references): Update.
9881 (output_outgoing_cgraph_edges): Update.
9882 (output_refs): Update.
9883 (compute_ltrans_boundary): Update.
9884 (output_cgraph): Update; output varpools too.
9885 (input_overwrite_node): Update.
9886 (output_varpool): Remove.
9887 (input_node): Update.
9888 (input_ref): Update.
9889 (input_edge): Update.
9890 (input_cgraph_1): Update; input varpool too; unify fixup code.
9891 (input_varpool_1): Remove.
9892 (input_refs): Update.
9893 (input_cgraph): Update.
9894 (output_node_opt_summary): Update.
9895 (input_cgraph_opt_section): Update.
9896 (input_cgraph_opt_summary): Update.
9897 * ipa-pure-const.c (pure_const_write_summary): Update.
9898 (pure_const_read_summary): Update.
9899 * lto-streamer-out.c (lto_write_tree): Update.
9900 (lto_output): Likewise.
9901 (produce_symtab): Update.
9902 (produce_asm_for_decls): Update.
9903 * ipa-inline-analysis.c (inline_read_section): Update.
9904 (inline_write_summary): Update.
9905 * ipa-prop.c (ipa_write_node_info): Update.
9906 (ipa_prop_read_section): Update.
9907 * lto-streamer.h (lto_cgraph_encoder_d): Rename to ...
9908 (lto_symtab_encoder_d): ... this one; add initializer.
9909 (lto_cgraph_encoder_t): Rename to ...
9910 (lto_symtab_encoder_t): ... this one.
9911 (lto_cgraph_encoder_size): Rename to ...
9912 (lto_symtab_encoder_size): ... this one.
9913 (lto_varpool_encoder_d): ... remove.
9914 (lto_varpool_encoder_t): Remove.
9915 (lto_out_decl_state): Remove cgraph_node_encoder, varpool_node_encoder
9916 add symtab_node_encoder.
9917 (lto_file_decl_data): Likewise.
9918 (lto_cgraph_encoder_deref, lto_cgraph_encoder_lookup,
9919 lto_cgraph_encoder_new, lto_cgraph_encoder_encode,
9920 lto_cgraph_encoder_delete, lto_cgraph_encoder_encode_body_p,
9921 lto_varpool_encoder_encode_body_p, lto_varpool_encoder_deref,
9922 lto_varpool_encoder_lookup, lto_varpool_encoder_new,
9923 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
9924 lto_varpool_encoder_encode_initializer_p): Remove.
9925 (lto_symtab_encoder_deref, lto_symtab_encoder_lookup,
9926 lto_symtab_encoder_t, lto_symtab_encoder_encode,
9927 lto_symtab_encoder_delete, lto_symtab_encoder_encode_body_p,
9928 lto_symtab_encoder_encode_initializer_p): New.
9930 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
9932 * config/i386/i386.md (isa): Add fma and fma4.
9933 (enabled): Handle fma and fma4.
9934 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
9935 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
9936 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
9937 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
9938 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
9939 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
9941 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
9943 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
9944 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
9945 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
9947 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
9949 * config/i386/i386.md (simple LEA peephole2s): Add zero-extend
9950 variants of PLUS and MULT simple LEA patterns. Disable PLUS
9951 patterns for TARGET_OPT_AGU.
9953 2012-08-10 Richard Guenther <rguenther@suse.de>
9955 * Makefile.in (OBJS): Remove matrix-reorg.o.
9956 (matrix-reorg.o): Remove dependence rule.
9957 (GTFILES): Remove matrix-reorg.c.
9958 * matrix-reorg.c: Remove.
9959 * passes.c (init_optimization_passes): Do not schedule
9960 pass_ipa_matrix_reorg.
9961 * tree-pass.h (pass_ipa_matrix_reorg): Remove.
9962 * common.opt (fipa-matrix-reorg): Stub out.
9963 * doc/invoke.texi (fipa-matrix-reorg): Remove documentation.
9965 2012-08-10 Richard Guenther <rguenther@suse.de>
9968 * fold-const.c (fold_ternary_loc): Do not reverse the mask
9969 when canonicalizing it when folding VEC_PERM_EXPR.
9971 2012-08-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9974 * gimple-ssa-strength-reduction.c (analyze_candidates_and_replace):
9975 Use cand_type to determine whether pointer arithmetic will be generated.
9977 2012-08-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9979 * doc/sourcebuild.texi: Document long_neq_int effective target.
9981 2012-08-10 Richard Guenther <rguenther@suse.de>
9983 PR tree-optimization/54109
9984 * tree-ssa-forwprop.c
9985 (forward_propagate_addr_into_variable_array_index): Remove.
9986 (forward_propagate_addr_expr_1): Adjust.
9988 2012-08-10 Richard Guenther <rguenther@suse.de>
9990 * tree-cfg.c (dump_function_to_file): Make sure to dump
9991 anonymous SSA names when there are no local decls.
9993 2012-08-10 Steven Bosscher <steven@gcc.gnu.org>
9995 * tree-ssa-pre.c (alloc_expression_id): Fix use of VEC_reserve.
9996 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
9997 (mark_phi_for_rewrite): Likewise.
9998 (compute_global_livein): Use VEC_reserve outside the innermost
9999 loop and VEC_quick_push instead of VEC_safe_push in that loop.
10000 (update_ssa): Re-organize to avoid unnecessary sbitmap_zero'ing
10001 of new_ssa_names and old_ssa_names. Allocate phis_to_rewrite to
10002 the correct initial size.
10004 2012-08-10 Richard Guenther <rguenther@suse.de>
10006 * tree-ssa-pre.c (pretemp, storetemp, prephitemp): Remove.
10007 (need_creation): Remove.
10008 (get_representative_for): Use anonymous named SSA names.
10009 (create_expression_by_pieces): Likewise.
10010 (insert_into_preds_of_block): Likewise.
10011 (init_pre): Do not init removed vars.
10012 (fini_pre): Do not free need_creation.
10013 * tree-ssa-forwprop.c (simplify_bitwise_binary): Use anonymous
10015 * tree-ssa-loop-manip.c (create_iv): Likewise.
10016 * value-prof.c (gimple_divmod_fixed_value): Likewise.
10017 (gimple_mod_pow2): Likewise.
10018 (gimple_mod_subtract): Likewise.
10019 (gimple_ic): Likewise.
10020 (gimple_stringop_fixed_value): Likewise.
10021 * tree-ssa-phiopt.c (condstoretemp): Remove.
10022 (tree_ssa_phiopt_worker): Use anonymous named SSA names.
10023 (conditional_replacement): Likewise.
10024 (abs_replacement): Likewise.
10025 (cond_store_replacement): Likewise.
10026 (cond_if_else_store_replacement_1): Likewise.
10027 * tree-ssa-loop-im.c (rewrite_reciprocal): Likewise.
10028 (rewrite_bittest): Likewise.
10029 * tree-ssa-reassoc.c (build_and_add_sum): Get type from callers
10030 and build anonymous SSA names.
10031 (undistribute_ops_list): Adjust.
10032 (eliminate_redundant_comparison): Use anonymous SSA names.
10033 (rewrite_expr_tree_parallel): Likewise.
10034 (get_reassoc_pow_ssa_name): Remove.
10035 (attempt_builtin_powi): Adjust.
10036 (reassociate_bb): Likewise.
10037 * tree-ssa-strlen.c (get_string_length): Use anonymous SSA names.
10038 * tree-switch-conversion.c (emit_case_bit_tests): Likewise.
10039 (build_arrays): Likewise.
10040 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
10041 (create_tailcall_accumulator): Likewise.
10042 * tree-vect-generic.c (expand_vector_divmod): Likewise.
10043 * tree-profile.c (gcov_type_tmp_var): Remove.
10044 (gimple_init_edge_profiler): Do not initialize it and use anonymous
10046 (gimple_gen_ic_profiler): Likewise.
10047 (tree_profiling): Adjust.
10048 * tree-sra.c (build_ref_for_offset): Use anonymous SSA names.
10049 * tree-ssa-math-opts.c (execute_cse_sincos_1): Likewise.
10050 (powi_as_mults_1): Likewise.
10051 (powi_as_mults): Likewise.
10052 (build_and_insert_call): Adjust.
10053 (build_and_insert_binop): Likewise.
10054 (build_and_insert_ref): Likewise.
10055 (build_and_insert_cast): Likewise.
10056 (gimple_expand_builtin_pow): Likewise.
10057 (gimple_expand_builtin_cabs): Likewise.
10058 (execute_optimize_bswap): Use anonymous SSA names.
10059 (convert_mult_to_widen): Likewise.
10060 (convert_plusminus_to_widen): Likewise.
10061 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
10062 * tree-ssa-propagate.c (update_call_from_tree): Likewise.
10063 * tree-if-conv.c (ifc_temp_var): Likewise.
10064 * tree-loop-distribution.c (generate_memset_builtin): Likewise.
10065 * tree-parloops.c (take_address_of): Likewise.
10066 * tree-vect-data-refs.c (vect_permute_store_chain): Likewise.
10067 (vect_permute_load_chain): Likewise.
10068 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks): Likewise.
10069 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
10070 (vect_handle_widen_op_by_const): Likewise.
10071 (vect_operation_fits_smaller_type): Likewise.
10072 (vect_recog_over_widening_pattern): Likewise.
10073 * tree-vect-stmts.c (vect_init_vector): Likewise.
10074 * tree-vrp.c (simplify_truth_ops_using_ranges): Likewise.
10075 (simplify_float_conversion_using_ranges): Likewise.
10077 2012-08-10 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
10079 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Fix
10080 target mask of __builtin_ia32_rdseed_di_step builtin.
10082 2012-08-10 Richard Guenther <rguenther@suse.de>
10084 PR tree-optimization/54027
10085 * tree-vrp.c (extract_range_from_binary_expr_1): Merge RSHIFT_EXPR
10086 and LSHIFT_EXPR handling, force -fwrapv for the multiplication used
10087 to handle LSHIFT_EXPR with a constant.
10089 2012-08-10 Richard Guenther <rguenther@suse.de>
10091 * tree.h (SSA_NAME_VAR): Return NULL_TREE if an IDENTIFIER_NODE
10092 is recorded as var.
10093 (SSA_NAME_IDENTIFIER): Return the IDENTIFIER_NODE of the SSA_NAME
10094 or its SSA_NAME_VAR.
10095 (SET_SSA_NAME_VAR_OR_IDENTIFIER): New setter.
10096 * tree-ssanames.c (make_ssa_name_fn): Handle creating anonymous
10097 SSA names by passing a type instead of a variable decl.
10098 (release_ssa_name): Use SET_SSA_NAME_VAR_OR_IDENTIFIER.
10099 (copy_ssa_name_fn): Handle anonymous SSA names.
10100 (replace_ssa_name_symbol): Use SET_SSA_NAME_VAR_OR_IDENTIFIER.
10101 * tree-flow-inline.h (make_temp_ssa_name): New inline function.
10102 * tree-pretty-print.c (dump_generic_node): Use SSA_NAME_IDENTIFIER,
10103 dump SSA names without a name as <anon>.
10104 * cfgexpand.c (expand_used_vars): Assing anonymous SSA names we are
10105 going to expand a decl.
10106 (gimple_expand_cfg): Assign all SSA names of a partition the
10107 decl we created for its leader.
10108 * tree-ssa.c (target_for_debug_bind): Handle SSA_NAMEs.
10109 (verify_ssa_name): Handle anonymous SSA names.
10110 (verify_def): Likewise.
10111 * tree-predcom.c (eliminate_temp_copies): Likewise.
10112 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
10113 * tree-ssa-live.c (var_map_base_init): Compute conflicts for
10114 anonymous SSA names with the same type.
10115 (mark_all_vars_used_1): Handle anonymous SSA names.
10116 (verify_live_on_entry): Likewise.
10117 * tree-ssa-coalesce.c (abnormal_corrupt): Remove.
10118 (create_outofssa_var_map): Adjust with respect to conflicts we
10119 compute for anonymous SSA names. Do not restrict abnormal
10121 (coalesce_partitions): Do not restrict abnormal coalescing.
10122 Assert we only ever coalesce variables we computed conflicts for.
10123 * tree-ssa-ter.c (process_replaceable): Do not restrict TER
10124 of anonymous names.
10125 * expr.c (expand_expr_real_1): Handle anonymous SSA names
10126 expanded from IVOPTs by creating a raw REG here.
10127 * tree-cfg.c (replace_ssa_name): Handle anonymous SSA names.
10128 (dump_function_to_file): Dump anonymous SSA names alongside
10129 with their types in the variable list.
10130 (verify_gimple_return): Guard use of SSA_NAME_VAR.
10131 * tree-into-ssa.c (mark_for_renaming): Handle a NULL symbol.
10132 (rewrite_into_ssa): Make SSA names anonymous.
10133 * tree-ssa-structalias.c (alias_get_name): Rewrite.
10134 * tree-ssa-uninit.c (ssa_undefined_value_p): Handle anonymous
10136 (warn_uninitialized_phi): Likewise.
10137 * tree-ssa-loop-ivopts.c (prepare_decl_rtl): Defer expanding
10138 anonymous SSA names to the expander.
10139 (determine_iv_cost): Anonymous SSA names are artificial.
10140 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
10141 Handle anonymous SSA names.
10142 * lto-streamer-out.c (output_ssa_names): Stream SSA_NAME_VAR
10143 or if NULL, the type of the SSA name.
10144 * tree-inline.c (remap_ssa_name): Handle anonymous SSA names,
10145 remap names as anonymous where appropriate.
10146 (insert_init_stmt): Pass SSA names down to insert_init_debug_bind.
10147 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Adjust
10148 according to what we create conflicts for in out-of-SSA
10150 * tree-parloops.c (separate_decls_in_region_name): Handle
10151 anonymous SSA names.
10152 (add_field_for_name): Likewise.
10153 * tree.c (get_name): Handle SSA names.
10154 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Defer to get_name for
10156 * tree-vect-loop-manip.c (adjust_debug_stmts): Use
10158 * tree-sra.c (create_access_replacement): Give up generating
10159 a DECL_DEBUG_EXPR for SSA names in the memory reference.
10160 (replace_removed_params_ssa_names): Guard use of SSA_NAME_VAR.
10161 * tree-complex.c (get_component_ssa_name): Handle anonymous
10163 (set_component_ssa_name): Likewise.
10164 * tree-ssa-sccvn.c (visit_reference_op_load): Likewise.
10165 * tree-object-size.c (collect_object_sizes_for): Handle
10166 uninitialized SSA names properly.
10167 * ipa-inline-analysis.c (eliminated_by_inlining_prob): Guard use of
10169 * ipa-split.c (test_nonssa_use): Likewise.
10170 (consider_split): Likewise.
10171 (mark_nonssa_use): Likewise.
10173 2012-08-09 Jan Hubicka <jh@suse.cz>
10175 PR middle-end/54146
10176 * ipa-inline-transform.c (inline_call): Add UPDATE_OVERALL_SUMMARY
10177 parameter; honnor it.
10178 * ipa-inline.c (recursive_inlining): Update call
10180 (inline_small_functions): Likewise.
10181 (ipa_inline): Likewise.
10182 (inline_always_inline_functions): Likewise.
10183 (early_inline_small_functions): Likewise.
10184 (flatten_function): Do separate update of summary info.
10185 * ipa-inline.h (inline_update_overall_summary): Declare.
10186 (inline_call): Update.
10187 * ipa-inline-analysis.c (inline_merge_summary): Break out
10188 updating code to ...
10189 (inline_update_overall_summary): Likewise.
10191 2012-08-09 Richard Henderson <rth@redhat.com>
10193 * config/s390/s390.c (s390_expand_insv): Use VOIDmode in gen_rtx_SET.
10195 * config/s390/s390.c (s390_expand_cs_hqi): Copy val to a temp before
10196 performing the compare for the restart loop.
10198 2012-08-09 DJ Delorie <dj@redhat.com>
10200 * config/rl78/rl78.c (rl78_alloc_physical_registers): Check for
10201 SET before extracting SET_SRC.
10202 (rl78_remove_unused_sets): Check for REG before extractnig REGNO.
10204 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
10207 * config/sh/sh-protos (shift_insns_rtx): Delete.
10208 (sh_ashlsi_clobbers_t_reg_p): Add.
10209 * config/sh/sh.c (shift_insns, shift_amounts, ext_shift_insns,
10210 ext_shift_amounts): Merge arrays of ints to array of structs.
10211 Adapt usage of arrays throughout the file.
10212 (shift_insns_rtx): Delete unused function.
10213 (sh_ashlsi_clobbers_t_reg_p): New function.
10214 * config/sh/sh.md (ashlsi3): Emit ashlsi3_n_clobbers_t insn if the
10215 final shift sequence will clobber T_REG.
10216 (ashlsi3_n): Split only if the final shift sequence will not
10218 (ashlsi3_n_clobbers_t): New insn_and_split.
10220 2012-08-09 Steven Bosscher <steven@gcc.gnu.org>
10222 * calls.c (mem_overlaps_already_clobbered_arg_p): Use SBITMAP_SIZE
10223 instead of looking at sbitmap n_bits member directly.
10224 * gcse.c (hoist_code): Likewise.
10225 * sched-rgn.c (split_edges): Likewise.
10226 * tree-into-ssa.c (is_old_name, is_new_name, add_new_name_mapping,
10227 update_ssa): Likewise.
10229 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
10231 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Return preferred
10232 single unit register class for classes that contain registers form
10234 (REG_CLASS_CONTENTS): Add missing "frame" register to FLOAT_INT_REGS,
10235 INT_SSE_REGS and FLOAT_INT_SSE_REGS register classes.
10237 2012-08-09 Martin Jambor <mjambor@suse.cz>
10239 * cgraph.h (cgraph_indirect_call_info): Field anc_offse renamd to
10240 offset, updated all users. New field agg_contents.
10241 * ipa-prop.h (jump_func_type): Removed IPA_JF_CONST_MEMBER_PTR.
10242 (ipa_pass_through_data): New field agg_preserved.
10243 (ipa_ancestor_jf_data): Likewise.
10244 (ipa_member_ptr_cst): Removed.
10245 (ipa_agg_jf_item): New type.
10246 (ipa_agg_jump_function): Likewise.
10247 (ipa_jump_func): New field agg. Removed field member_cst.
10248 (ipa_get_jf_pass_through_agg_preserved): New function.
10249 (ipa_get_jf_ancestor_agg_preserved): Likewise.
10250 (ipa_get_jf_member_ptr_pfn): Removed.
10251 (ipa_find_agg_cst_for_param): Declare.
10252 (ipa_load_from_parm_agg): Likewise.
10253 * ipa-prop.c (param_analysis_info): Fields modified and
10254 visited_statements rename to parm_modified and parm_visited_statements
10255 respectively, added fields ref_modified, ref_visited_statements,
10256 pt_modified and pt_visited_statements.
10257 (ipa_print_node_jump_functions_for_edge): Do not dump const member
10258 functions. Dump agg_preserved flags and aggregate jump functions.
10259 (ipa_set_jf_simple_pass_through): Set also agg_preserved.
10260 (ipa_set_ancestor_jf): Likewise.
10261 (ipa_set_jf_arith_pass_through): Clear agg_preserved.
10262 (ipa_set_jf_member_ptr_cst): Removed.
10263 (is_parm_modified_before_stmt): Logic reversed, renamed to
10264 parm_preserved_before_stmt_p. Cache visited bitmap only for
10265 naked DECL parameters. All callers updated.
10266 (load_from_unmodified_param): Allow NULL parms_ainfo.
10267 (parm_ref_data_preserved_p): New function.
10268 (parm_ref_data_pass_through_p): Likewise.
10269 (ipa_load_from_parm_agg_1): Likewise.
10270 (ipa_load_from_parm_agg): Likewise.
10271 (compute_complex_assign_jump_func): Check if aggregate contents are
10273 (compute_complex_ancestor_jump_func): Likewise.
10274 (compute_scalar_jump_functions): Removed.
10275 (type_like_member_ptr_p): Also check field position are known and sane.
10276 (compute_pass_through_member_ptrs): Removed.
10277 (determine_cst_member_ptr): Likewise.
10278 (ipa_known_agg_contents_list): New type.
10279 (determine_known_aggregate_parts): New function.
10280 (compute_cst_member_ptr_arguments): Removed.
10281 (ipa_compute_jump_functions_for_edge): Compute all kinds of jump
10282 functions (scalar, aggregate and member pointer).
10283 (ipa_get_member_ptr_load_param): Incorporate into
10284 ipa_get_stmt_member_ptr_load_param, also pass back an offset.
10285 (ipa_note_param_call): Clear agg_contents.
10286 (ipa_analyze_indirect_call_uses): Also look for simple pointers loaded
10287 from aggregates. In such cases, store offset of the called field.
10288 (ipa_analyze_node): Initialize new fields of param_analysis_info.
10289 (update_jump_functions_after_inlining): Handle aggregate contents.
10290 (ipa_find_agg_cst_for_param): New function.
10291 (try_make_edge_direct_simple_call): Handle called aggregate values.
10292 (update_indirect_edges_after_inlining): Make sure aggregate preserving
10293 jump functions comply with type compatibility requirements.
10294 (ipa_edge_duplication_hook): Copy also aggregate jump functions.
10295 (ipa_write_jump_function): Stream agg_preserved flags and aggregate
10296 jump functions. Do not stream member pointer constant jump functions.
10297 (ipa_read_jump_function): Likewise.
10298 (ipa_write_indirect_edge_info): Stream new cgraph_indirect_call_info
10300 (ipa_read_indirect_edge_info): Likewise.
10302 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
10305 * config/sh/predicates.md (mem_index_disp_operand): New predicate.
10306 * config/sh/sh.md (*movsi_index_disp): Rewrite insns to use the new
10307 mem_index_disp_operand predicate.
10309 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
10312 * config/sh/sh.md: Add negc extu sequence peephole.
10313 (movrt, movnegt, movrt_negc, nott): Use t_reg_operand predicate.
10314 (*movrt_negc): New insn.
10315 * config/sh/sync.md (atomic_test_and_set): Pass gen_t_reg_rtx to
10317 * config/sh/sh.c (expand_cbranchsi4, sh_emit_scc_to_t,
10318 sh_emit_compare_and_branch, sh_emit_compare_and_set): Use
10320 (sh_expand_t_scc): Pass gen_t_reg_rtx to gen_movnegt.
10322 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
10325 * config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg):
10326 Use arith_reg_operand predicate instead of register_operand.
10327 * config/sh/predicates.md (movsrc_no_disp_mem_operand): Accept
10328 only mem, simplify.
10330 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
10332 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
10333 (alpha_pad_function_end): ... this. Also insert NOP between
10334 sibling call and GP load.
10335 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
10337 2012-08-09 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
10339 * config/i386/adxintrin.h: Remove guarding __ADX__ check.
10340 * config/i386/x86intrin.h: Likewise.
10341 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove
10342 OPTION_MASK_ISA_ADX from needed options for
10343 __builtin_ia32_addcarryx_u32 and __builtin_ia32_addcarryx_u64.
10344 (ix86_expand_builtin): Use add<mode>3_carry in expanding of
10345 IX86_BUILTIN_ADDCARRYX32 and IX86_BUILTIN_ADDCARRYX64.
10347 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
10349 PR rtl-optimization/53701
10350 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
10351 Process not only expr's vinsns but all old vinsns from expr's
10352 history of changes.
10353 (update_and_record_unavailable_insns): Clarify comment.
10355 2012-08-09 Bernd Schmidt <bernds@codesourcery.com>
10357 * reload.c (find_valid_class_1): New static function.
10358 (push_reload): Use it when reloading a SYMBOL_REG as the inner
10359 of a subreg. Keep better track of needed classes for the
10360 secondary memory case.
10361 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Limit INT_SSE_REGS to
10363 * reload1.c (replaced_subreg): New static function.
10364 (gen_reload): Use it when deciding whether to use secondary
10367 2012-08-09 Richard Guenther <rguenther@suse.de>
10369 * tree.h (SSA_VAR_P): Simplify.
10370 * tree-ssanames.c (make_ssa_name_fn): Strengthen assert.
10371 * fold-const.c (fold_comparison): Check for default def first
10372 before checking for PARM_DECL.
10373 * tree-complex.c (get_component_ssa_name): Likewise.
10374 * tree-inline.c (remap_ssa_name): Likewise.
10375 * tree-ssa-loop-ivopts.c (parm_decl_cost): Likewise.
10376 * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
10377 (find_what_p_points_to): Likewise.
10378 * tree-ssa-operands.c (add_stmt_operand): Simplify.
10380 2012-08-08 Joseph Myers <joseph@codesourcery.com>
10382 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
10383 IOR to a constant if one operand has side effects.
10385 2012-08-08 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10387 * builtins.c (expand_builtin_atomic_compare_exchange): Pass old
10388 value operand as MEM to expand_atomic_compare_and_swap.
10390 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Accept
10391 nonimmediate_operand for old value; generate load and store if
10393 * config/s390/s390.c (s390_expand_cs_hqi): Accept any operand
10396 2012-08-08 Steven Bosscher <steven@gcc.gnu.org>
10398 PR middle-end/54146
10399 * gimpify.c (gimplify_body): Only verify_gimple_in_seq with
10401 * tree-ssa-loop-manip.c (add_exit_phis_var): Assert that var is
10402 a gimple_reg if checking is enabled.
10403 (find_uses_to_rename_stmt): Only look at non-virtual USE operands.
10404 * tree-into-ssa (compute_global_livein): Change the worklist
10405 type from an array to a VEC.
10407 2012-08-08 Richard Guenther <rguenther@suse.de>
10409 * tree-ssa-operands.h (virtual_operand_p): Declare.
10410 * tree-ssa-operands.c (virtual_operand_p): New predicate.
10411 * gimple.c (is_gimple_reg): Use virtual_operand_p.
10412 * tree-into-ssa.c (prepare_block_for_update): Likewise.
10413 * tree-vect-loop-manip.c (adjust_debug_stmts): Likewise.
10415 2012-08-08 Richard Guenther <rguenther@suse.de>
10417 * tree-call-cdce.c (check_pow): Simplify.
10418 (gen_conditions_for_pow_int_base): Likewise.
10419 * tree-ssa-dom.c (propagate_rhs_into_lhs): Do not handle
10420 virtual operands here.
10421 * tree-ssa-operands.c (get_name_decl): Remove unused function.
10422 * gimplify.c (gimple_regimplify_operands): Remove dead code.
10423 * tree-vrp.c (get_value_range): Move SSA_NAME_VAR access.
10424 * tree-parloops.c (create_phi_for_local_result): Use copy_ssa_name.
10425 * value-prof.c (gimple_ic): Use duplicate_ssa_name.
10426 (gimple_stringop_fixed_value): Likewise.
10427 * tree.c (needs_to_live_in_memory): Remove SSA name handling.
10428 * tree-stdarg.c (find_va_list_reference): Store SSA_NAME_VERSIONs
10429 in the bitmap alongside shifted DECL_UIDs.
10430 (va_list_counter_struct_op): Likewise.
10431 (va_list_ptr_read): Likewise.
10432 (va_list_ptr_write): Likewise.
10433 (check_va_list_escapes): Likewise.
10434 (check_all_va_list_escapes): Likewise.
10435 (execute_optimize_stdarg): Likewise.
10436 * tree-outof-ssa.c (insert_backedge_copies): Use copy_ssa_name.
10438 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
10439 H.J. Lu <hongjiu.lu@intel.com>
10441 PR rtl-optimization/54157
10442 * combine.c (gen_lowpart_for_combine): Don't return identity
10443 for CONST or symbolic reference.
10445 2012-08-08 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
10447 * common/config/i386/i386-common.c (OPTION_MASK_ISA_ADX_SET): New.
10448 (OPTION_MASK_ISA_ADX_UNSET): Likewise.
10449 (ix86_handle_option): Handle madx option.
10450 * config.gcc (i[34567]86-*-*): Add adxintrin.h.
10451 (x86_64-*-*): Likewise.
10452 * config/i386/adxintrin.h: New header.
10453 * config/i386/driver-i386.c (host_detect_local_cpu): Detect ADCX/ADOX
10455 * config/i386/i386-builtin-types.def
10456 (UCHAR_FTYPE_UCHAR_UINT_UINT_PUNSIGNED): New function type.
10457 (UCHAR_FTYPE_UCHAR_ULONGLONG_ULONGLONG_PULONGLONG): Likewise.
10458 * config/i386/i386-c.c: Define __ADX__ if needed.
10459 * config/i386/i386.c (ix86_target_string): Define -madx option.
10461 (ix86_option_override_internal): Handle new option.
10462 (ix86_valid_target_attribute_inner_p): Add OPT_madx.
10463 (ix86_builtins): Add IX86_BUILTIN_ADDCARRYX32,
10464 IX86_BUILTIN_ADDCARRYX64.
10465 (ix86_init_mmx_sse_builtins): Define corresponding built-ins.
10466 (ix86_expand_builtin): Handle these built-ins.
10467 (ix86_expand_args_builtin): Handle new function types.
10468 * config/i386/i386.h (TARGET_ADX): New.
10469 * config/i386/i386.md (adcx<mode>3): New define_insn.
10470 * config/i386/i386.opt (madx): New.
10471 * config/i386/x86intrin.h: Include adxintrin.h.
10473 2012-08-08 Nick Clifton <nickc@redhat.com>
10475 * config/rl78/rl78.c: Include tree-pass.h.
10477 2012-08-08 Steven Bosscher <steven@gcc.gnu.org>
10479 PR middle-end/54146
10480 * ira.c (init_live_subregs): Take live_subregs_used as a bitmap.
10481 (build_insn_chain): Make live_subregs_used a bitmap.
10482 Use SBITMAP_SIZE to ignore the paradoxical bytes of subregs.
10483 Use sbitmap_free to free the live_subreg sbitmaps.
10485 PR middle-end/54146
10486 * ifcvt.c: Include pointer-set.h.
10487 (cond_move_process_if_block): Change type of then_regs and
10488 else_regs from alloca'd array to pointer_sets.
10489 (check_cond_move_block): Update for this change.
10490 (cond_move_convert_if_block): Likewise.
10491 * Makefile.in: Fix dependencies for ifcvt.o.
10493 2012-08-07 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10495 * gimple-ssa-strength-reduction.c (struct incr_info_d): New struct.
10496 (incr_vec): New static var.
10497 (incr_vec_len): Likewise.
10498 (address_arithmetic_p): Likewise.
10499 (stmt_cost): Remove dead assignment.
10500 (dump_incr_vec): New function.
10501 (cand_abs_increment): Likewise.
10502 (lazy_create_slsr_reg): Likewise.
10503 (incr_vec_index): Likewise.
10504 (count_candidates): Likewise.
10505 (record_increment): Likewise.
10506 (record_increments): Likewise.
10507 (unreplaced_cand_in_tree): Likewise.
10508 (optimize_cands_for_speed_p): Likewise.
10509 (lowest_cost_path): Likewise.
10510 (total_savings): Likewise.
10511 (analyze_increments): Likewise.
10512 (ncd_for_two_cands): Likewise.
10513 (nearest_common_dominator_for_cands): Likewise.
10514 (profitable_increment_p): Likewise.
10515 (insert_initializers): Likewise.
10516 (introduce_cast_before_cand): Likewise.
10517 (replace_rhs_if_not_dup): Likewise.
10518 (replace_one_candidate): Likewise.
10519 (replace_profitable_candidates): Likewise.
10520 (analyze_candidates_and_replace): Handle candidates with SSA-name
10523 2012-08-07 Steven Bosscher <steven@gcc.gnu.org>
10525 * cfg.c (debug_bb): Do not set TDF_BLOCKS.
10526 * cfghooks.c (dump_bb): Honor ~TDF_BLOCKS.
10527 * pretty-print.c (pp_base_flush): Do not add a newline, and do not
10528 clear pp_needs_newline.
10529 * pretty-print.h (pp_newline_and_flush): New macro with the behavior
10530 of pp_base_flush before the above change.
10531 * langhooks.c (lhd_print_error_function): Use pp_newline_and_flush
10532 instead of pp_flush.
10533 * diagnostic.c (diagnostic_finish): Likewise.
10534 (diagnostic_report_diagnostic): Likewise.
10535 (verbatim): Likewise.
10536 (error_recursion): Likewise.
10537 * tree-pretty-print.c (print_generic_stmt): Likewise.
10538 (print_generic_stmt_indented): LIkewise.
10539 * gimple-pretty-print.c (print_gimple_stmt): Likewise.
10540 (print_gimple_seq): Likewise.
10541 (gimple_dump_bb_buff): Likewise.
10543 2012-08-07 Uros Bizjak <ubizjak@gmail.com>
10546 * var-tracking.c (var_lowpart): Exit early for matched modes.
10548 2012-08-07 Richard Henderson <rth@redhat.com>
10550 * config/s390/s390.c (s390_emit_compare_and_swap): Update for
10551 atomic_compare_and_swapsi_internal name change.
10552 (s390_expand_insv): Try RISBG last, not requiring operands in
10553 registers but forcing them there. Try a limited form of ICM.
10554 (s390_two_part_insv): New.
10555 (s390_expand_cs_hqi): Use it. Update for atomic optabs.
10556 * config/s390/s390.md (UNSPEC_MOVA): New.
10557 (TDSI): Remove mode iterator.
10558 (DGPR, DINT, TDI): New mode iterators.
10559 (td): New mode attribute.
10560 (mem_signal_fence): New.
10561 (mem_thread_fence): Rename from memory_barrier; update for model arg.
10562 (mem_thread_fence_1): Rename from *memory_barrier.
10563 (atomic_load<DINT>, atomic_store<DINT>): New expanders.
10564 (atomic_loaddi_1, atomic_loadti_1): New.
10565 (atomic_storedi_1, atomic_storeti_1): New.
10566 (sync_compare_and_swap<TDSI>, sync_compare_and_swap<HQI>): Remove.
10567 (atomic_compare_and_swap<DGPR>, atomic_compare_and_swap<HQI>): New.
10568 (atomic_compare_and_swap<DGPR>_internal): New.
10569 (*sync_compare_and_swap<DW>, *sync_compare_and_swap<GPR>): Remove.
10570 (*atomic_compare_and_swap<TDI>_1): New.
10571 (*atomic_compare_and_swapdi_2, *atomic_compare_and_swapsi_3): New.
10572 (sync_<ATOMIC_Z196><GPR>, sync_old_<ATOMIC_Z196><GPR>): Remove.
10573 (atomic_fetch_<ATOMIC_Z196><GPR>): New.
10574 (atomic_fetch_<ATOMC_Z196><GPR>_iaf): New.
10575 (sync_<ATOMIC><HQI>, sync_old_<ATOMIC><HQI>): Remove.
10576 (sync_new_<ATOMIC><HQI>): Remove.
10577 (atomic_<ATOMIC><HQI>, atomic_fetch_<ATOMIC><HQI>): New.
10578 (atomic_<ATOMIC>_fetch<HQI>): New.
10579 (sync_lock_test_and_set<HQI>): Remove.
10580 (atomic_exchange<HQI>): New.
10582 2012-08-07 Paul Brook <paul@codesourcery.com>
10583 Sandra Loosemore <sandra@codesourcery.com>
10585 * except.c (switch_to_exception_section): Place tables for
10586 DECL_ONE_ONLY functions in comdat groups.
10588 2012-08-07 Richard Guenther <rguenther@suse.de>
10590 * tree-flow.h (copy_ssa_name_fn): New function.
10591 (duplicate_ssa_name_fn): Likewise.
10592 * tree-flow-inline.h (copy_ssa_name): New function.
10593 (duplicate_ssa_name): Likewise.
10594 * tree-ssanames.c (copy_ssa_name_fn): New function.
10595 (duplicate_ssa_name): Rename to ...
10596 (duplicate_ssa_name_fn): ... this and adjust.
10597 * tree-tailcall.c (update_accumulator_with_ops): Use copy_ssa_name.
10598 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
10600 (slpeel_update_phi_nodes_for_guard2): Likewise.
10601 (slpeel_tree_peel_loop_to_edge): Likewise.
10602 (vect_loop_versioning): Likewise.
10603 * tree-parloops.c (transform_to_exit_first_loop): Likewise.
10604 (create_parallel_loop): Likewise.
10605 * ipa-split.c (split_function): Likewise.
10606 * tree-vect-loop.c (vect_is_simple_reduction_1): Likewise.
10607 (vect_create_epilog_for_reduction): Likewise.
10608 * tree-vect-data-refs.c (bump_vector_ptr): Likewise.
10609 (vect_setup_realignment): Likewise.
10610 * tree-vect-stmts.c (vectorizable_load): Likewise.
10611 * tree-switch-conversion.c (build_one_array): Likewise.
10612 (gen_def_assigns): Likewise.
10613 * tree-cfg.c (gimple_make_forwarder_block): Likewise.
10614 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
10615 create_zero_dim_array with the SSA name.
10616 (rewrite_phi_out_of_ssa): Likewise.
10617 (rewrite_cross_bb_scalar_dependence): Likewise. Use copy_ssa_name.
10619 2012-08-07 Richard Guenther <rguenther@suse.de>
10621 * tree-dfa.c (set_ssa_default_def): Clear the SSA_NAME_DEFAULT_DEF
10622 bit of the old name when we clear the slot.
10623 * tree-ssa-live.c (remove_unused_locals): Release any default
10624 def associated with an unused var.
10625 * tree-ssa-copy.c (may_propagate_copy_into_asm): Always return true.
10627 2012-08-07 Richard Guenther <rguenther@suse.de>
10629 * tree-into-ssa.c (rewrite_stmt): Remove clobbers for variables
10630 we rewrite into SSA form.
10631 (rewrite_enter_block): Adjust.
10632 * gimple-iterator.c (gsi_replace): Also allow replacement with
10633 a stmt without a lhs.
10634 * tree-ssa-live.c (remove_unused_locals): Remove code handling
10635 clobbers of SSA names.
10636 * tree-nested.c (convert_local_reference_stmt): Remove clobbers
10637 for variables we access through the local chain.
10638 * tree-cfg.c (verify_gimple_assign_single): Verify clobbers
10639 clobber full decls only.
10641 2012-08-07 Richard Guenther <rguenther@suse.de>
10643 * gimple.h (gimple_phi_set_result): Adjust SSA_NAME_DEF_STMT.
10644 * tree-phinodes.c (make_phi_node): Allow a NULL var.
10645 * tree-into-ssa.c (insert_phi_nodes_for): Simplify.
10646 * tree-complex.c (update_phi_components): Likewise.
10647 * tree-ssa-loop-manip.c (create_iv): Likewise.
10648 (add_exit_phis_edge): Likewise.
10649 (split_loop_exit_edge): Likewise.
10650 (tree_transform_and_unroll_loop): Likewise.
10651 * value-prof.c (gimple_ic): Likewise.
10652 (gimple_stringop_fixed_value): Likewise.
10653 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
10654 * omp-low.c (expand_parallel_call): Likewise.
10655 (expand_omp_for_static_chunk): Likewise.
10656 (expand_omp_atomic_pipeline): Likewise.
10657 * tree-parloops.c (create_phi_for_local_result): Likewise.
10658 (transform_to_exit_first_loop): Likewise.
10659 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
10660 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
10661 * tree-predcom.c (initialize_root_vars): Likewise.
10662 (initialize_root_vars_lm): Likewise.
10663 * sese.c (sese_add_exit_phis_edge): Likewise.
10664 * gimple-streamer-in.c (input_phi): Likewise.
10665 * tree-inline.c (copy_phis_for_bb): Likewise.
10666 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
10667 * tree-cfg.c (gimple_make_forwarder_block): Likewise.
10668 (gimple_duplicate_bb): Likewise.
10670 2012-08-07 Nick Clifton <nickc@redhat.com>
10672 * config/mn10300/mn10300.c (mn10300_expand_prologue): Report
10673 stack usage if requested.
10675 2012-08-06 Cary Coutant <ccoutant@google.com>
10677 * cgraphunit.c (assemble_thunk): Add source line info.
10678 * final.c (final): Check for non-null cfg pointer.
10680 2012-08-06 Sandra Loosemore <sandra@codesourcery.com>
10681 Maxim Kuvyrkov <maxim@codesourcery.com>
10682 Julian Brown <julian@codesourcery.com>
10684 * config/mips/24k.md (r24k_unknown_store): Delete special handling
10686 (r24k_int_load, r24k_int_arith, r24k_int_mul3, r24k_int_mfhilo)
10687 (r24k_int_cop, r24k_int_multi)
10688 (r24kf2_1_fcvt_f2i, r24kf2_1_fxfer)
10689 (r24kf1_1_fcvt_f2i, r24kf1_1_fxfer): Use mips_store_data_bypass_p
10690 instead of store_data_bypass_p.
10691 * config/mips/74k.md (r74k_int_store): Delete special handling for
10693 (r74k_int_load, r74k_int_logical, r74k_int_arith, r74k_int_cmove):
10694 Use mips_store_data_bypass_p instead of store_data_bypass_p.
10696 2012-08-06 Marc Glisse <marc.glisse@inria.fr>
10698 PR tree-optimization/51938
10699 PR tree-optimization/52005
10700 * tree-ssa-ifcombine.c (ifcombine_ifandif): New parameters for
10701 inverted conditions.
10702 (ifcombine_iforif): Remove, merge code into ifcombine_ifandif.
10703 (tree_ssa_ifcombine_bb): Update calls to the above. Detect !a&&b
10704 and !a||b patterns.
10706 2012-08-06 Olivier Hainque <hainque@adacore.com>
10708 * tree-emutls.c (new_emutls_decl): When a var_section is requested by
10709 the target, attach the new decl to that, not to the template section.
10711 2012-08-06 Tom de Vries <tom@codesourcery.com>
10713 * tree-switch-conversion.c (emit_case_bit_tests): Generate MINUS_EXPR in
10716 2012-08-05 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10718 * doc/invoke.texi: Document AMD btver2.
10719 * doc/extend.texi: Document AMD btver1 and btver2.
10721 2012-08-04 Sandra Loosemore <sandra@codesourcery.com>
10722 Richard Sandiford <rdsandiford@googlemail.com>
10724 * config/mips/mips.c (mips_option_override): Check -fpic
10725 for compatibility with -mabicalls and ABI.
10727 2012-08-04 Catherine Moore <clm@codesourcery.com>
10728 Sandra Loosemore <sandra@codesourcery.com>
10730 * config/mips/xlr.md (ir_xlr_alu_clz): New insn_reservation.
10731 (ir_xlr_alu): Remove clz.
10732 * config/mips/mips-cpus.def (xlr): Set PTF_AVOID_BRANCHLIKELY.
10734 2012-08-04 Richard Earnshaw <rearnsha@arm.com>
10736 * arm.c (arm_gen_constant): Use SImode when preparing operands for
10739 2012-08-04 Uros Bizjak <ubizjak@gmail.com>
10741 * config/i386/i386.h (QI_REGNO_P): New define.
10742 (ANY_QI_REGNO_P): Ditto.
10743 (GENERAL_REGNO_P): Use IN_RANGE macro.
10744 (QI_REG_P): Use QI_REGNO_P.
10745 (ANY_QI_REG_P): Use GENERAL_REGNO_P and QI_REGNO_P.
10746 (HARD_REGNO_CALLER_SAVE_MODE): Use QI_REGNO_P.
10747 * config/i386/i386.c (ix86_hard_regno_mode_ok): Ditto.
10748 (x86_extended_QIreg_mentioned_p): Ditto. Also check if
10749 register is a general register.
10751 2012-08-03 Uros Bizjak <ubizjak@gmail.com>
10753 * config/i386/sync.md (*atomic_fetch_add_cmp<mode>): Use
10754 incdec_operand predicate to return INC or DEC insn mnemonic.
10755 Add %K operand modifier.
10756 (atomic_add<mode>): Use incdec_operand predicate to
10757 return INC or DEC insn mnemonic.
10758 (atomic_dec<mode>): Ditto.
10760 2012-08-03 Michael Matz <matz@suse.de>
10762 PR tree-optimization/54146
10763 * cfgexpand.c (add_scope_conflicts_1): Use bitmap_ior_into.
10764 (add_scope_conflicts): Iterate in RPO order.
10765 (add_stack_protection_conflicts): Iterate over the other triangle.
10766 (fini_vars_expansion): Clear stack_vars_sorted.
10768 2012-08-03 Marc Glisse <marc.glisse@inria.fr>
10770 PR tree-optimization/30318
10771 * double-int.c (mul_double_wide_with_sign): New function.
10772 (mul_double_with_sign): Call the new function.
10773 * double-int.h (mul_double_wide_with_sign): Declare the new function.
10774 * tree-vrp.c (extract_range_from_binary_expr_1) [MULT_EXPR]:
10775 Handle integer types that wrap on overflow.
10776 (quad_int_cmp): New helper function.
10777 (quad_int_pair_sort): Likewise.
10779 2012-08-03 Richard Guenther <rguenther@suse.de>
10781 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Query
10782 is_gimple_reg on the SSA name, not its variable.
10783 (vect_update_ivs_after_vectorizer): Likewise.
10784 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
10785 * tree-if-conv.c (if_convertible_phi_p): Likewise.
10786 (predicate_scalar_phi): Likewise.
10787 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Likewise.
10788 (vect_analyze_scalar_cycles_1): Likewise.
10789 * tree-ssa-live.c (register_ssa_partition_check): Likewise.
10790 * tree-outof-ssa.c (eliminate_useless_phis): Likewise.
10791 * tree-ssa-reassoc.c (phi_rank): Likewise.
10792 * tree-parloops.c (separate_decls_in_region_name): Use
10793 replace_ssa_name_symbol.
10794 * tree-predcom.c (base_names_in_chain_on): Likewise.
10795 * matrix-reorg.c (update_type_size): Query the type of the SSA name,
10797 * gimple-ssa-strength-reduction.c (create_mul_ssa_cand): Likewise.
10798 (create_mul_imm_cand): Likewise.
10799 (create_add_ssa_cand): Likewise.
10800 (create_add_imm_cand): Likewise.
10801 (slsr_process_add): Likewise.
10802 * tree-inline.c (remap_ssa_name): Do not set the type of the
10804 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Clarify assert.
10805 Check for default def first.
10807 2012-08-04 Steven Bosscher <steven@gcc.gnu.org>
10809 * cfgrtl.c (print_rtl_with_bb): Do not print a newline between insns.
10811 * sched-vis.c (print_pattern): Handle SEQUENCE also.
10813 2012-08-02 Richard Henderson <rth@redhat.com>
10817 * function.h (struct rtl_data): Add max_dynamic_stack_alignment.
10818 * cfgexpand.c (gimple_expand_cfg): Initialise it.
10819 * explow.c (allocate_dynamic_stack_space): Set it. Simplify
10820 alignment requirements given the known alignment of dynamic_offset.
10821 * function.c (instantiate_virtual_regs): Align dtnamic_offset.
10823 2012-08-02 Kenneth Zadeck <zadeck@naturalbridge.com>
10825 * cfgexpand.c (expand_debug_locations): Encapsulate test for
10826 CONST_DOUBLE in macro.
10827 * combine.c (try_combine, gen_lowpart_for_combine): Ditto.
10828 * cprop.c (implicit_set_cond_p): Ditto.
10829 * cselib.c (rtx_equal_for_cselib_1): Ditto.
10830 * expmed.c (expand_mult): Ditto.
10831 * expr.c (convert_modes): Ditto.
10832 * ira-costs.c (record_reg_classes): Ditto.
10833 * ira-lives.c (single_reg_class): Ditto.
10834 * optabs.c (expand_copysign_absneg, expand_copysign): Ditto.
10835 * print-rtl.c (print_rtx): Ditto.
10836 * recog.c (simplify_while_replacing, const_double_operand)
10837 (asm_operand_ok, constrain_operands): Ditto.
10838 * reg-stack.c (subst_stack_regs_pat): Ditto.
10839 * reload.c (find_reloads, find_equiv_reg): Ditto.
10840 * rtlanal.c (replace_rtx): Remove test.
10841 * rtlanal.c (constant_pool_constant_p, split_double): Encapsulate
10842 test for CONST_DOUBLE in macro.
10843 * simplify-rtx.c (mode_signbit_p, avoid_constant_pool_reference)
10844 (simplify_unary_operation_1, simplify_const_unary_operation)
10845 (simplify_binary_operation_1, simplify_const_binary_operation)
10846 (simplify_relational_operation_1)
10847 (simplify_const_relational_operations)
10848 (implify_subreg): Ditto.
10849 * varasm.c (output_constant_pool_2): Ditto.
10850 * rtl.h (CONST_DOUBLE_AS_INT_P, CONST_DOUBLE_AS_FLOAT_P): New macros.
10851 * rtl.def (CONST_DOUBLE): Updated comments.
10853 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
10856 * config/mips/mips-protos.h (mips_strip_unspec_address): Declare.
10857 * config/mips/mips.c (mips_strip_unspec_address): Make extern.
10858 (mips16_rewrite_pool_constant): Make a copy of the pool constant
10859 before adding to a PC-relative table.
10860 (mips16_lay_out_constants): Add a SPLIT_P parameter.
10861 (mips16_load_branch_target, mips16_split_long_branches): New functions.
10862 (mips_reorg): Update call to mips16_lay_out_constants.
10863 Call mips16_split_long_branches.
10864 * config/mips/predicates.md (pc_or_label_operand): Delete.
10865 * config/mips/mips.md (length): Add a calculation for MIPS16 branches.
10866 Move the extended_mips16 handling further down.
10867 (*branch_equality<mode>_mips16): Replace use pc_or_label_operand
10868 with explicit label_ref and pc. Follow the usual operand numbering.
10869 (*branch_equality<mode>_mips16_inverted): New pattern.
10870 (*jump_mips16): Add length attribute.
10871 (indirect_jump_and_restore_<mode>): New pattern.
10872 (consttable_int): Call mips_strip_unspec_address on the operand.
10874 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
10876 * recog.c (split_insn): Copy the original SET_SRC before using
10879 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
10881 * reorg.c (dbr_schedule): Delete REG_BR_PRED loop.
10883 2012-08-02 Marc Glisse <marc.glisse@inria.fr>
10885 PR tree-optimization/53805
10886 * fold-const.c (invert_tree_comparison): Invert ORDERED_EXPR and
10887 UNORDERED_EXPR even for trapping floating point.
10889 2012-08-02 H.J. Lu <hongjiu.lu@intel.com>
10891 PR middle-end/53321
10892 PR middle-end/53865
10893 * ipa-inline-analysis.c (inline_free_summary): Return if
10894 inline_edge_summary_vec is NULL.
10896 * ipa-split.c (execute_split_functions): Check if a function
10897 is inlinable only if inline_edge_summary_vec != NULL.
10899 * ipa.c (symtab_remove_unreachable_nodes): Restore
10900 cgraph_propagate_frequency call when something was changed.
10901 (free_inline_summary): New function.
10902 (pass_ipa_free_inline_summary): New pass.
10904 * passes.c (init_optimization_passes): Add
10905 pass_ipa_free_inline_summary before pass_ipa_tree_profile.
10907 * timevar.def (TV_IPA_FREE_INLINE_SUMMARY): New.
10909 * tree-pass.h (pass_ipa_free_inline_summary): New.
10911 2012-08-02 Richard Earnshaw <rearnsha@arm.com>
10913 * arm.c (arm_gen_constant): Use UBFX for some AND operations when
10916 2012-08-02 Richard Guenther <rguenther@suse.de>
10918 * tree-into-ssa.c (struct common_info_d): New struct.
10919 (struct var_info_d, struct ssa_name_info): Use it.
10920 (get_ssa_name_ann): Adjust.
10921 (get_phi_state, set_phi_state): Remove.
10922 (get_common_info): New function.
10923 (get_current_def, set_current_def): Adjust.
10924 (get_def_blocks_for): Take a common info as param.
10925 (set_def_block): Call get_common_info once.
10926 (set_livein_block): Likewise.
10927 (find_def_blocks_for): Adjust.
10928 (insert_phi_nodes): Likewise.
10929 (register_new_def): Call get_common_info once.
10930 (get_reaching_def): Likewise.
10931 (rewrite_debug_stmt_uses): Likewise.
10932 (rewrite_leave_block): Likewise.
10933 (dump_currdefs): Likewise.
10934 (debug_var_infos_r): Adjust.
10935 (register_new_update_single): Call get_common_info once.
10936 (maybe_replace_use_in_debug_stmt): Likewise.
10937 (rewrite_update_leave_block): Likewise.
10938 (mark_use_interesting): Adjust.
10939 (create_new_def_for): Likewise.
10940 (update_ssa): Likewise.
10942 2012-08-02 Michael Matz <matz@suse.de>
10944 * tree-ssa-live.c (set_is_used): Return a bool.
10945 (mark_all_vars_used): Don't take data argument.
10946 (mark_all_vars_used_1): Adjust calls to above, merge handling
10947 of local and global vars.
10948 (remove_unused_scope_block_p): Don't take global_unused_vars,
10949 merge handling of local and global vars.
10950 (remove_unused_locals): Don't allocate/fill/pass global_unused_vars,
10951 use is_used_p for local and global vars.
10953 2012-08-02 Richard Guenther <rguenther@suse.de>
10955 * tree-flow.h (make_rename_temp): Remove.
10956 * tree-dfa.c (make_rename_temp): Likewise.
10957 * cgraphunit.c (thunk_adjust, assemble_thunk): Use create_tmp_reg
10958 instead of make_rename_temp.
10959 * omp-low.c (expand_omp_for_generic, expand_omp_for_static_nochunk,
10960 expand_omp_atomic_pipeline): Likewise.
10961 * trans-mem.c (tm_log_emit_save_or_restores, build_tm_load,
10962 build_tm_store, expand_call_tm, expand_transaction,
10963 ipa_tm_insert_gettmclone_call): Likewise.
10964 * tree-complex.c (expand_complex_div_wide): Likewise.
10965 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10967 * tree-ssa-loop-im.c (execute_sm_if_changed_flag_set, execute_sm):
10969 * tree-ssa-math-opts.c (insert_reciprocals): Likewise.
10970 * value-prof.c (gimple_divmod_fixed_value, gimple_mod_pow2,
10971 gimple_mod_subtract): Likewise.
10973 2012-08-02 Richard Guenther <rguenther@suse.de>
10975 * tree-flow.h (set_default_def): Rename to ...
10976 (set_ssa_default_def): ... this. Take a struct function argument.
10977 (gimple_default_def): Rename to ...
10978 (ssa_default_def): ... this.
10979 (get_or_create_ssa_default_def): New function.
10980 * tree-dfa.c: Likewise.
10981 (dump_variable): Adjust.
10982 * ipa-prop.c (ipa_analyze_params_uses): Adjust, properly check
10983 for used parameters.
10984 * ipa-split.c (consider_split): Adjust, avoid repeated default-def
10986 (split_function): Likewise.
10987 * lto-streamer-in.c (input_ssa_names): Adjust.
10988 * omp-low.c (expand_omp_taskreg): Likewise.
10989 * tree-cfg.c (replace_ssa_name): Adjust, no need to push/pop cfun.
10990 * tree-complex.c (init_parameter_lattice_values): Adjust.
10991 (get_component_ssa_name): Likewise.
10992 (update_parameter_components): Likewise.
10993 * tree-inline.c (remap_ssa_name): Likewise.
10994 (setup_one_parameter): Likewise.
10995 (initialize_inlined_parameters): Likewise.
10996 (declare_return_variable): Likewise.
10997 (expand_call_inline): Likewise.
10998 (tree_function_versioning): Likewise.
10999 * tree-into-ssa.c (get_default_def_for): Remove.
11000 (get_reaching_def): Use get_or_create_ssa_default_def instead.
11001 * tree-predcom.c (replace_ref_with): Adjust.
11002 * tree-sra.c (get_repl_default_def_ssa_name): Likewise.
11003 (is_unused_scalar_param): Likewise.
11004 (ptr_parm_has_direct_uses): Likewise.
11005 (sra_ipa_reset_debug_stmts): Likewise.
11006 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust.
11007 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11008 * tree-ssa-live.c (verify_live_on_entry): Likewise.
11009 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise,
11010 avoid repeated default def lookups.
11011 * tree-ssa-sccvn.c (run_scc_vn): Likewise.
11012 * tree-tailcall.c (arg_needs_copy_p): Adjust.
11013 (tree_optimize_tail_calls_1): Likewise.
11015 2012-08-02 Richard Guenther <rguenther@suse.de>
11017 PR tree-optimization/50672
11019 2012-08-01 Richard Guenther <rguenther@suse.de>
11021 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
11022 (replace_block_by): Adjust.
11024 2012-08-02 Richard Guenther <rguenther@suse.de>
11026 * tree-dfa.c (referenced_var_lookup): Remove.
11027 (find_referenced_vars): Remove.
11028 (pass_referenced_vars): Likewise.
11029 (make_rename_temp): Do not add referenced vars.
11030 (dump_referenced_vars): Remove.
11031 (debug_referenced_vars): Likewise.
11032 (dump_dfa_stats): Do not dump referenced var stats.
11033 (find_vars_r): Remove.
11034 (find_referenced_vars_in): Likewise.
11035 (referenced_var_check_and_insert): Likewise.
11036 (add_referenced_var_1): Likewise.
11037 (remove_referenced_var): Likewise.
11038 * tree-flow.h (referenced_var_lookup): Likewise.
11039 (struct gimple_df): Remove referenced_vars member.
11040 (typedef referenced_var_iterator): Remove.
11041 (FOR_EACH_REFERENCED_VAR): Likewise.
11042 (num_referenced_vars): Likewise.
11043 (debug_referenced_vars, dump_referenced_vars): Likewise.
11044 (add_referenced_var_1, add_referenced_var): Likewise.
11045 (remove_referenced_var): Likewise.
11046 (find_referenced_vars_in): Likewise.
11047 * tree-flow-inline.h (gimple_referenced_vars): Remove.
11048 (first_referenced_var): Likewise.
11049 (end_referenced_vars_p): Likewise.
11050 (next_referenced_var): Likewise.
11051 * cfgexpand.c (update_alias_info_with_stack_vars): Remove assert.
11052 * gimple-pretty-print.c (pp_points_to_solution): Dump UIDs
11054 * tree-into-ssa.c (dump_decl_set): Likewise.
11055 (pass_build_ssa): Do not require PROP_referenced_vars.
11056 * tree-ssa.c (target_for_debug_bind): Virtual operands are
11057 not suitable, but all register type vars are.
11058 (init_tree_ssa): Do not allocate referenced vars.
11059 (delete_tree_ssa): Do not free referenced vars.
11060 * cgraphunit.c (init_lowered_empty_function): Do not set
11061 PROP_referenced_vars.
11062 (assemble_thunk): Do not add referenced vars.
11063 * gimple-fold.c (canonicalize_constructor_val): Likewise.
11064 (gimplify_and_update_call_from_tree): Likewise.
11065 * gimple-streamer-in.c (input_bb): Likewise.
11066 * passes.c (init_optimization_passes): Do not run
11067 pass_referenced_vars.
11068 (dump_properties): Do not dump PROP_referenced_vars.
11069 * tree-inline.c (remap_decl): Do not add referenced vars.
11070 (remap_gimple_op_r): Likewise.
11071 (copy_tree_body_r): Likewise.
11072 (copy_bb): Likewise.
11073 (setup_one_parameter): Likewise.
11074 (declare_return_variable): Likewise.
11075 (copy_decl_for_dup_finish): Likewise.
11076 (copy_arguments_for_versioning): Likewise.
11077 (tree_function_versioning): Likewise.
11078 * tree-pass.h (PROP_referenced_vars): Remove.
11079 (pass_referenced_vars): Likewise.
11080 * tree-profile.c (gimple_gen_edge_profiler): Do not add
11082 (gimple_gen_interval_profiler): Likewise.
11083 (gimple_gen_pow2_profiler): Likewise.
11084 (gimple_gen_one_value_profiler): Likewise.
11085 (gimple_gen_ic_profiler): Likewise.
11086 (gimple_gen_average_profiler): Likewise.
11087 (gimple_gen_ior_profiler): Likewise.
11088 * tree-ssa-live.c (remove_unused_locals): Do not touch referenced vars.
11089 * tree-cfg.c (replace_ssa_name): Do not add referenced vars.
11090 (move_stmt_op): Likewise.
11091 * tree-ssa-operands.c (create_vop_var): Likewise.
11092 * gimple-low.c (record_vars_into): Likewise.
11093 * gimplify.c (gimple_regimplify_operands): Likewise.
11094 (force_gimple_operand_1): Likewise.
11095 * omp-low.c (expand_omp_for_generic): Likewise.
11096 (expand_omp_for_static_chunk): Likewise.
11097 (expand_omp_atomic_pipeline): Likewise.
11098 * graphite-clast-to-gimple.c (graphite_create_new_loop): Likewise.
11099 (translate_clast_assignment): Likewise.
11100 * graphite-sese-to-poly.c (create_zero_dim_array): Likewise.
11101 (handle_scalar_deps_crossing_scop_limits): Likewise.
11102 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
11103 * ipa-split.c (split_function): Likewise.
11104 * matrix-reorg.c (transform_access_sites): Likewise.
11105 * trans-mem.c (tm_log_add): Likewise.
11106 (ipa_tm_insert_gettmclone_call): Likewise.
11107 * tree-complex.c (create_one_component_var): Likewise.
11108 * tree-if-conv.c (ifc_temp_var): Likewise.
11109 * tree-parloops.c (take_address_of): Likewise.
11110 (initialize_reductions): Likewise.
11111 (separate_decls_in_region_name): Likewise.
11112 (create_call_for_reduction_1): Likewise.
11113 (separate_decls_in_region): Likewise.
11114 * tree-predcom.c (predcom_tmp_var): Likewise.
11115 (reassociate_to_the_same_stmt): Likewise.
11116 * tree-sra.c (build_ref_for_offset): Likewise.
11117 (create_access_replacement): Likewise.
11118 (get_replaced_param_substitute): Likewise.
11119 (sra_ipa_reset_debug_stmts): Likewise.
11120 * tree-ssa-loop-im.c (rewrite_reciprocal): Likewise.
11121 (rewrite_bittest): Likewise.
11122 * tree-ssa-loop-ivopts.c (create_new_iv): Likewise.
11123 * tree-ssa-loop-manip.c (create_iv): Likewise.
11124 (tree_transform_and_unroll_loop): Likewise.
11125 * tree-ssa-math-opts.c (powi_as_mults): Likewise.
11126 (build_and_insert_call): Likewise.
11127 (gimple_expand_builtin_cabs): Likewise.
11128 (execute_optimize_bswap): Likewise.
11129 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11130 (abs_replacement): Likewise.
11131 (cond_store_replacement): Likewise.
11132 (cond_if_else_store_replacement_1): Likewise.
11133 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
11134 * tree-ssa-pre.c (get_representative_for): Likewise.
11135 (create_expression_by_pieces): Likewise.
11136 (insert_into_preds_of_block): Likewise.
11137 * tree-ssa-propagate.c (update_call_from_tree): Likewise.
11138 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
11139 (eliminate_redundant_comparison): Likewise.
11140 (rewrite_expr_tree_parallel): Likewise.
11141 (get_reassoc_pow_ssa_name): Likewise.
11142 * tree-ssa-strlen.c (get_string_length): Likewise.
11143 * tree-switch-conversion.c (emit_case_bit_tests): Likewise.
11144 (build_arrays): Likewise.
11145 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
11146 (create_tailcall_accumulator): Likewise.
11147 * tree-vect-data-refs.c (vect_get_new_vect_var): Likewise.
11148 (vect_create_addr_base_for_vector_ref): Likewise.
11149 (vect_permute_store_chain): Likewise.
11150 (vect_permute_load_chain): Likewise.
11151 * tree-vect-generic.c (expand_vector_divmod): Likewise.
11152 * tree-vect-loop-manip.c (set_prologue_iterations): Likewise.
11153 (vect_build_loop_niters): Likewise.
11154 (vect_generate_tmps_on_preheader): Likewise.
11155 (vect_update_ivs_after_vectorizer): Likewise.
11156 (vect_gen_niters_for_prolog_loop): Likewise.
11157 (vect_do_peeling_for_alignment): Likewise.
11158 (vect_create_cond_for_align_checks): Likewise.
11159 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
11160 (vect_handle_widen_op_by_const): Likewise.
11161 (vect_operation_fits_smaller_type): Likewise.
11162 (vect_recog_over_widening_pattern): Likewise.
11163 * tree-vect-stmts.c (vect_init_vector): Likewise.
11165 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
11168 * valtrack.c (dead_debug_insert_temp): Use cleanup_auto_inc_dec.
11170 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
11173 * valtrack.c (cleanup_auto_inc_dec): Implement unconditionally,
11174 falling back to copy_rtx on non-autoinc machines.
11175 (propagate_for_debug_subst): Always use cleanup_auto_inc_dec.
11177 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
11180 * valtrack.h, valtrack.c: New.
11181 * Makefile.in (VALTRACK_H): New.
11182 (OBJS): Add valtrack.o.
11184 (cselib.o, dce.o, df-problems.o, combine.o): Add VALTRACK_H.
11185 * combine.c: Include valtrack.h.
11186 (make_compound_operation): Publish.
11187 (cleanup_auto_inc_dec): Move to valtrack.c.
11188 (struct rtx_subst_pair, propagate_for_debug_subst): Likewise.
11189 (propagate_for_debug): Likewise. Add this_basic_block parameter.
11190 Adjust all callers.
11191 * cselib.c: Include valtrack.h.
11193 * df-problems.c: Likewise.
11194 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.c.
11195 (dead_debug_finish, dead_debug_add): Likewise.
11196 (dead_debug_insert_temp): Likewise.
11197 * df.h (struct dead_debug_use): Move to valtrack.h.
11198 (struct dead_debug, enum debug_temp_where): Likewise.
11199 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.h.
11200 (dead_debug_finish, dead_debug_add): Likewise.
11201 (dead_debug_insert_temp): Likewise.
11202 * rtl.h (make_compound_operation): Declare.
11204 2012-08-01 Catherine Moore <clm@codesourcery.com>
11205 Sandra Loosemore <sandra@codesourcery.com>
11207 * config/mips/mips-cpus.def (34kn): New.
11208 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Add 34kn.
11209 (BASE_DRIVER_SELF_SPECS): Do not imply -mdsp for the 34kn.
11210 * config/mips/mips-tables.opt: Regenerate.
11211 * doc/invoke.texi (MIPS Options): Document -march=34kn.
11213 2012-08-01 Richard Henderson <rth@redhat.com>
11215 * expmed.h (NUM_MODE_PARTIAL_INT): New.
11216 (NUM_MODE_VECTOR_INT, NUM_MODE_IP_INT, NUM_MODE_IPV_INT): New.
11217 (struct expmed_op_cheap): Size one array on NUM_MODE_IPV_INT.
11218 (struct expmed_op_costs): Likewise.
11219 (struct target_expmed): Size x_convert_cost on NUM_MODE_IP_INT.
11220 (expmed_mode_index): New.
11221 (expmed_op_cheap_ptr, expmed_op_cost_ptr): Use expmed_mode_index.
11222 (convert_cost_ptr): Likewise.
11223 * expmed.c (struct init_expmed_rtl): Rename convert to trunc.
11224 (init_expmed_one_conv): Split out from ...
11225 (init_expmed_one_mode): ... here. Iterate conversions over
11226 partial integer modes too.
11227 (init_expmed): Iterate over partial integer modes too.
11229 2012-08-01 Richard Henderson <rth@redhat.com>
11231 * config/m32c/m32c.c (TARGET_INIT_LIBFUNCS): Remove.
11232 (m32c_init_libfuncs): Remove.
11233 * config/m32c/cond.md (cstore<QHPSI>4_16): Rename from cstore<QHPSI>4.
11234 (cstore<QHPSI>4): New expander.
11236 2012-08-01 Richard Guenther <rguenther@suse.de>
11238 * tree-flow-inline.h (referenced_var): Remove.
11239 * tree-ssa-coalesce.c (create_outofssa_var_map): Remove duplicate
11241 * tree-sra.c (candidates): New global hashtable.
11242 (candidate): New function.
11243 (sra_initialize): Initialize candidates.
11244 (sra_deinitialize): Free candidates.
11245 (disqualify_candidate): Remove candidate from candidates.
11246 (maybe_add_sra_candidate): New function.
11247 (find_var_candidates): Walk over all local decls and parameters,
11248 add candidates to candidates hashtable.
11249 (find_param_candidates): Add candidates to candidates hashtable.
11250 (analyze_all_variable_accesses): Use candidate instead of
11253 2012-08-01 Tom de Vries <tom@codesourcery.com>
11255 * tree-vrp.c (find_case_label_ranges): New function.
11256 (vrp_visit_switch_stmt, simplify_switch_using_ranges): Use
11257 find_case_label_ranges instead of find_case_label_range. Handle second
11260 2012-08-01 Michael Matz <matz@suse.de>
11262 * tree-complex.c (init_parameter_lattice_values): Don't call var_ann.
11263 * tree-dfa.c (struct dfa_stats_d): Remove num_var_anns member.
11264 (dump_dfa_stats): Don't dump stats about var anns.
11265 (collect_dfa_stats): Don't collect them.
11266 (add_referenced_var_1): Don't set var annotation pointers.
11267 (remove_referenced_var): Ditto, and only remove it it's in the
11270 * tree-flow-inline.h (var_ann): Remove.
11271 * tree-flow.h (struct var_ann_d, var_ann_t): Remove.
11273 * tree-inline.c (remapped_type): Remove.
11274 (can_be_nonlocal): Most variable will be considered live here,
11275 return false earlier.
11276 (remap_decls): Don't call var_ann, all variables will be considered
11278 (copy_debug_stmt): Ditto, and use is_global_var.
11280 * tree-into-ssa.c (rewrite_debug_stmt_uses): Use get_current_def to
11281 determine if a variable was referred to, not var_ann.
11282 * tree-ssa-live.c (remove_unused_scope_block_p): Don't check var_ann.
11283 (remove_unused_locals): Ditto.
11284 * tree-ssa.c (delete_tree_ssa): Don't free/clear var ann pointers.
11285 * tree-tailcall.c (arg_needs_copy_p): Don't check var_ann.
11286 * tree.c (copy_node_stat): Don't clear var ann pointer.
11287 * tree.h (tree_result_decl, tree_parm_decl, tree_var_decl): Remove
11289 (DECL_VAR_ANN_PTR): Remove.
11291 2012-08-01 Michael Matz <matz@suse.de>
11293 * tree-flow.h (struct var_ann_d): Rename used member.
11294 (set_is_used): Don't declare.
11295 * tree-flow-inline.h (clear_is_used): Remove.
11296 (set_is_used, is_used_p): Move to ...
11297 * tree-ssa-live.c (set_is_used, is_used_p): ... here, and use
11298 on the side bitmap.
11299 (usedvars): New bitmap.
11300 (dump_scope_block): Don't dump unusedness.
11301 (remove_unused_locals): Allocate and free usedvars.
11302 * tree-nrv.c (tree_nrv): Don't clear used flags here.
11304 2012-08-01 Michael Matz <matz@suse.de>
11306 * tree-flow.h (struct var_ann_d): Remove base_var_processed and
11307 base_index members.
11308 * tree-ssa-live.h (struct _var_map): Remove basevars member.
11309 (VAR_ANN_BASE_INDEX): Remove.
11310 * tree-ssa-live.c (var_map_base_init): Use a hash table instead
11311 of var annotation to compress index space. Don't deal with above
11313 (var_map_base_fini): Don't free basevars.
11314 (init_var_map): Don't clear basevars.
11316 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
11318 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Change
11319 base_name to base_expr.
11320 (struct cand_chain_d): Likewise.
11321 (base_cand_hash): Likewise.
11322 (base_cand_eq): Likewise.
11323 (record_potential_basis): Likewise.
11324 (alloc_cand_and_find_basis): Likewise.
11325 (create_mul_ssa_cand): Likewise.
11326 (create_mul_imm_cand): Likewise.
11327 (create_add_ssa_cand): Likewise.
11328 (create_add_imm_cand): Likewise.
11329 (slsr_process_cast): Likewise.
11330 (slsr_process_copy): Likewise.
11331 (dump_candidate): Likewise.
11332 (base_cand_dump_callback): Likewise.
11333 (unconditional_cands_with_known_stride_p): Likewise.
11334 (cand_increment): Likewise.
11336 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
11338 PR tree-optimization/46556
11339 * gimple-ssa-strength-reduction.c (enum cand_kind): Add CAND_REF.
11340 (base_cand_map): Change to hash table.
11341 (base_cand_hash): New function.
11342 (base_cand_free): Likewise.
11343 (base_cand_eq): Likewise.
11344 (lookup_cand): Change base_cand_map to hash table.
11345 (find_basis_for_candidate): Likewise.
11346 (base_cand_from_table): Exclude CAND_REF.
11347 (restructure_reference): New function.
11348 (slsr_process_ref): Likewise.
11349 (find_candidates_in_block): Call slsr_process_ref.
11350 (dump_candidate): Handle CAND_REF.
11351 (base_cand_dump_callback): New function.
11352 (dump_cand_chains): Change base_cand_map to hash table.
11353 (replace_ref): New function.
11354 (replace_refs): Likewise.
11355 (analyze_candidates_and_replace): Call replace_refs.
11356 (execute_strength_reduction): Change base_cand_map to hash table.
11358 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
11360 * config/i386/i386.c (ix86_address_subreg_operand): Reject
11362 (ix86_print_operand_address): Assert that parts.base and parts.index
11363 are non-NULL after call to simplify_subreg.
11365 2012-08-01 Richard Guenther <rguenther@suse.de>
11367 * doc/tree-ssa.texi: Remove pieces mentioning mark_sym_for_renaming.
11369 2012-08-01 Richard Guenther <rguenther@suse.de>
11371 * graphite-clast-to-gimple.c (translate_clast_user): Rename
11373 * sese.c (graphite_copy_stmts_from_block): Do not rename virtual
11375 * tree-call-cdce.c (tree_call_cdce): Use
11376 mark_virtual_operands_for_renaming.
11377 * tree-eh.c (sink_clobbers): Simplify.
11378 * tree-flow.h (mark_sym_for_renaming): Remove.
11379 (mark_virtual_operands_for_renaming): New function.
11380 * tree-if-conv.c (tree_if_conversion): Use
11381 mark_virtual_operands_for_renaming.
11382 * tree-inline.c (update_ssa_across_abnormal_edges): Likewise.
11383 * tree-into-ssa.c (mark_sym_for_renaming): Remove.
11384 (mark_virtual_operands_for_renaming): New function.
11385 * tree-loop-distribution.c (tree_loop_distribution): Use
11386 mark_virtual_operands_for_renaming.
11387 * tree-ssa-dce.c (mark_virtual_operand_for_renaming): Do not
11388 update stmts, use mark_virtual_operands_for_renaming.
11389 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
11390 (replace_block_by): Adjust.
11391 (tail_merge_optimize): Use mark_virtual_operands_for_renaming.
11392 * tree-tailcall.c (tree_optimize_tail_calls_1): Use
11393 mark_virtual_operands_for_renaming.
11394 * tree-vect-slp.c (vect_slp_transform_bb): Likewise.
11395 * tree-vectorizer.c (vectorize_loops): Likewise.
11397 2012-08-01 Richard Guenther <rguenther@suse.de>
11399 * tree-flow.h (struct gimple_df): Remove syms_to_rename member,
11400 add ssa_renaming_needed and rename_vops flags.
11401 (SYMS_TO_RENAME): Remove.
11402 (symbol_marked_for_renaming): Likewise.
11403 (mark_virtual_ops_for_renaming): Likewise.
11404 * tree-into-ssa.c (symbols_to_rename_set, symbols_to_rename):
11406 (mark_for_renaming, marked_for_renaming): New functions.
11407 (symbol_marked_for_renaming): Remove.
11408 (dump_currdefs): Adjust.
11409 (maybe_replace_use): Likewise.
11410 (maybe_replace_use_in_debug_stmt): Likewise.
11411 (maybe_register_def): Likewise.
11412 (rewrite_update_phi_arguments): Likewise.
11413 (rewrite_update_enter_block): Likewise.
11414 (fini_ssa_renamer): Clear update SSA status here ...
11415 (delete_update_ssa): ... not here. Free rename set.
11416 (prepare_block_for_update): Compute which decls need renaming.
11417 (dump_update_ssa): Adjust.
11418 (mark_sym_for_renaming): Adjust update SSA status for virtuals.
11419 (need_ssa_update_p): Adjust.
11420 (insert_updated_phi_nodes_for): Likewise.
11421 (update_ssa): Likewise.
11422 * tree-ssa-operands.c (finalize_ssa_defs): Adjust update SSA status
11423 for virtual and real operands.
11424 (finalize_ssa_uses): Likewise.
11425 * tree-ssanames.c (init_ssanames): Adjust.
11426 * tree-ssa.c (maybe_rewrite_mem_ref_base, maybe_optimize_var,
11427 execute_update_addresses_taken): Add bitmap to keep track of which
11428 candidates are suitable for rewriting and later renaming by SSA update.
11429 * matrix-reorg.c (transform_access_sites): Do not rename all defs.
11430 * tree-dfa.c (make_rename_temp): Do not mark real operands for
11432 * cgraphunit.c (assemble_thunk): Likewise.
11433 * gimplify.c (gimple_regimplify_operands): Likewise.
11434 (force_gimple_operand_1): Likewise.
11435 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
11436 * tree-inline.c (declare_return_variable): Likewise.
11437 * tree-parloops.c (separate_decls_in_region_stmt): Do not call
11438 mark_virtual_ops_for_renaming.
11439 (create_stores_for_reduction): Likewise.
11440 (create_loads_and_stores_for_name): Likewise.
11441 * tree-predcom.c (mark_virtual_ops_for_renaming): Remove.
11442 (initialize_root_vars_lm): Do not call mark_virtual_ops_for_renaming.
11443 (execute_load_motion): Likewise.
11444 (remove_stmt): Likewise.
11445 (execute_pred_commoning_chain): Likewise.
11446 * tree-sra.c (create_access_replacement): Do not rename real operands.
11447 (get_unrenamed_access_replacement): Unify with ...
11448 (get_access_replacement): ... this.
11449 (get_repl_default_def_ssa_name): Adjust.
11450 * tree-ssa-loop-im.c (move_computations_stmt): Manually update
11452 (rewrite_mem_ref_loc): Do not call mark_virtual_ops_for_renaming.
11453 * tree-ssa-loop-prefetch.c (emit_mfence_after_loop): Likewise.
11455 2012-07-31 DJ Delorie <dj@redhat.com>
11457 * config/s390/s390.c (s390_option_override): Disable DWARF 3/4
11458 extensions for TPF, unless specifically selected.
11460 2012-08-01 Alan Modra <amodra@gmail.com>
11463 * config/rs6000/rs6000.c (mem_operand_gpr): Don't limit range
11464 of lo_sum offsets. Comment. Assert mode at least word size
11465 rather than bypassing powerpc64 word offset check.
11467 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
11469 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
11470 costs for vec_perm and vec_promote_demote down to more natural values.
11471 (struct _rs6000_cost_data): New data structure.
11472 (rs6000_density_test): New function.
11473 (rs6000_init_cost): Change to use rs6000_cost_data.
11474 (rs6000_add_stmt_cost): Likewise.
11475 (rs6000_finish_cost): Perform density test when vectorizing a loop.
11477 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
11479 * sched-vis.c (print_exp): Handle FMA explicitly. Simplify handling
11480 of RTX_UNARY function-like operations. Print unknown expression
11481 RTX classes as pseudo-functions.
11482 (print_pattern): Simplify return pattern printing.
11483 (dump_insn_slim): Print the value of notes as a pattern for proper
11484 printing of CFA notes.
11486 2012-07-31 Dehao Chen <dehao@google.com>
11488 * predict.c (tree_estimate_probability_driver): Normalize the
11489 loop when initializing the loop optimizer.
11491 2012-07-31 Richard Guenther <rguenther@suse.de>
11493 * tree-flow.h (struct var_ann_d): Remove need_phi_state
11494 and current_def members.
11495 * tree-into-ssa.c (struct def_blocks_d): Remove var member.
11496 (def_blocks): Remove.
11497 (struct var_info_d): New.
11498 (var_infos): New hashtable.
11499 (struct ssa_name_info): Add def_blocks member.
11500 (get_ssa_name_ann): Adjust.
11501 (get_var_info): New function.
11502 (get_phi_state, set_phi_state, get_current_def,
11503 set_current_def, get_def_blocks_for, find_def_blocks_for): Adjust.
11504 (insert_phi_nodes_compare_def_blocks): Rename to ...
11505 (insert_phi_nodes_compare_var_infos): ... this and adjust.
11506 (insert_phi_nodes): Adjust.
11507 (dump_tree_ssa, dump_tree_ssa_stats): Adjust.
11508 (def_blocks_hash, def_blocks_eq, def_blocks_free): Remove.
11509 (debug_def_blocks_r): Rename to ...
11510 (debug_var_infos_r): ... this and adjust.
11511 (var_info_hash): New function.
11512 (var_info_eq): Likewise.
11513 (rewrite_blocks): Adjust.
11514 (init_ssa_renamer): Likewise.
11515 (fini_ssa_renamer): Likewise.
11516 (delete_update_ssa): Likewise.
11517 (update_ssa): Likewise.
11518 * tree-ssanames.c (release_dead_ssa_names): Do not clear current defs.
11520 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
11522 PR tree-optimization/53773
11523 * tree-vectorizer.h (struct _loop_vec_info): Add operands_swapped.
11524 (LOOP_VINFO_OPERANDS_SWAPPED): New macro.
11525 * tree-vect-loop.c (new_loop_vec_info): Initialize
11526 LOOP_VINFO_OPERANDS_SWAPPED field.
11527 (destroy_loop_vec_info): Restore canonical form.
11528 (vect_is_slp_reduction): Set LOOP_VINFO_OPERANDS_SWAPPED field.
11529 (vect_is_simple_reduction_1): Likewise.
11531 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
11533 * sched-vis.c (dump_insn_slim): Print print_rtx_head at the
11534 start of each new line.
11535 * final.c (final_scan_insn): If the final dump is requested as
11536 slim RTL, dump slim RTL to the assembly file also.
11538 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
11542 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
11545 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
11547 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
11548 only if producer writes to the register given by regno.
11550 2012-07-31 Nick Clifton <nickc@redhat.com>
11552 * config/stormy16/stormy16.c (xstormy16_expand_prologue): Add
11553 support for reporting stack usage.
11555 * config/frv/frv.c (QUAD): Fix typo.
11556 (frv_expand_prologue): Report stack usage.
11558 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
11561 * gengtype.c (struct walk_type_data): Add have_this_obj field.
11562 (walk_type): For functions that take a this_obj argument and
11563 that process fields with a GTY((length)) argument, write the
11564 test that write_types_local_process_field will write also at the
11565 head of the loop, effectively unswitching the loop.
11566 (write_func_for_structure, write_local_func_for_structure): Clear
11567 have_this_obj before calling walk_type.
11568 (write_local_func_for_structure): Set have_this_obj before walk_type.
11569 (write_array): Set have_this_obj for output of local pointer walking
11570 functions but not for marker functions.
11571 (write_types_local_process_field): Assert have_this_obj is set.
11573 * rtl.h (simplify_using_condition): Adjust prototype using bitmap
11576 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
11579 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11580 * targhooks.c (default_mode_dependent_address_p): Delete code
11581 for GO_IF_MODE_DEPENDENT_ADDRESS.
11582 * system.h (GO_IF_MODE_DEPENDENT_ADDRESS): Poison.
11583 * doc/tm.texi.in (GO_IF_MODE_DEPENDENT_ADDRESS): Delete documention.
11584 * doc/tm.texi: Regenerate.
11585 * config/alpha.h (GO_IF_MODE_DEPENDENT_ADDRESS): Move code to...
11586 * config/alpha.c (alpha_mode_dependent_address_p): ...here. New
11588 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
11589 * config/cr16/cr16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11590 * config/mep/mep.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11591 * config/vax/vax-protos.h (vax_mode_dependent_address_p): Delete.
11592 * config/vax/vax.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11593 * config/vax/vax.c (vax_mode_dependent_address_p): Make static.
11595 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
11597 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
11599 * expmed.h (NUM_MODE_VECTOR_INT): Define.
11600 (struct expmed_op_cheap, struct expmed_op_costs): New structures.
11601 (struct target_expmed): Convert x_mul_highpart_cost and
11602 x_mul_widen_cost fields to be indexed by integer modes.
11603 Convert x_sdiv_pow2_cheap and x_smod_pow2_cheap fields to be
11604 of type struct expmed_op_cheap. Convert other cost fields to be
11605 of type struct_expmed_op_costs.
11606 (mul_widen_cost_ptr, mul_highpart_cost_ptr): Adjust for new
11607 indexing of respective fields.
11608 (expmed_op_cheap_ptr): New function.
11609 (sdiv_pow2_cheap_ptr, smod_pow2_cheap_ptr): Call it.
11610 (expmed_op_cost_ptr): New function.
11611 (add_cost_ptr, neg_cost_ptr, shift_cost_ptr, shiftadd_cost_ptr,
11612 shiftsub0_cost_ptr, shiftsub1_cost_ptr, mul_cost_ptr,
11613 sdiv_cost_ptr, udiv_cost_ptr): Call it.
11615 2012-07-30 Sandra Loosemore <sandra@codesourcery.com>
11616 Julian Brown <julian@codesourcery.com>
11618 * doc/invoke.texi (MIPS Options): Document -mno-float.
11619 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Make it know
11622 2012-07-30 Joseph Myers <joseph@codesourcery.com>
11624 * doc/sourcebuild.texi (Subdirectories): Document common subdirectory.
11626 2012-07-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11628 PR middle-end/53823
11629 * expmed.c (expand_mult): Skip synth_mult for constant double op1 except
11630 for special cases. Don't initialize coeff and is_neg.
11632 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
11633 Richard Earnshaw <rearnsha@arm.com>
11635 * target.def (vector_alignment): New target hook.
11636 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
11637 * doc/tm.texi: Regenerate.
11638 * targhooks.c (default_vector_alignment): New function.
11639 * targhooks.h (default_vector_alignment): Add prototype.
11640 * stor-layout.c (layout_type): Use targetm.vector_alignment.
11641 * config/arm/arm.c (arm_vector_alignment): New function.
11642 (TARGET_VECTOR_ALIGNMENT): Define.
11644 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
11645 vector type alignment instead of size.
11646 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
11647 element type size directly instead of computing it from alignment.
11648 Fix variable naming and comment.
11650 2012-07-30 Kirill Yukhin <kirill.yukhin@intel.com>
11651 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
11653 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDSEED_SET): New.
11654 (OPTION_MASK_ISA_RDSEED_UNSET): Likewise.
11655 (ix86_handle_option): Handle mrdseed option.
11656 * config.gcc (i[34567]86-*-*): Add rdseedintrin.h.
11657 (x86_64-*-*): Likewise.
11658 * config/i386/prfchwintrin.h: New header.
11659 * config/i386/cpuid.h (bit_RDSEED): New.
11660 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
11662 * config/i386/i386-c.c: Define __RDSEED__ if needed.
11663 * config/i386/i386.c (ix86_target_string): Define -mrdseed option.
11665 (ix86_option_override_internal): Handle new option.
11666 (ix86_valid_target_attribute_inner_p): Add OPT_mrdseed.
11667 (ix86_builtins): Add enum entries for RDSEED* builtins.
11668 (ix86_init_mmx_sse_builtins): Define new builtins.
11669 (ix86_expand_builtin): Expand RDSEED* builtins.
11670 * config/i386/i386.h (TARGET_RDSEED): New.
11671 * config/i386/i386.md (rdseed<mode>_1): New.
11672 * config/i386/i386.opt (mrdseed): New.
11673 * config/i386/x86intrin.h: Include rdseedintrin.h.
11675 2012-07-30 Richard Guenther <rguenther@suse.de>
11677 * tree-into-ssa.c (mark_def_sites): Also process virtual operands.
11678 (rewrite_stmt): Likewise.
11679 (rewrite_enter_block): Likewise.
11680 (pass_build_ssa): Do not update virtual SSA form during TODO.
11681 (mark_symbol_for_renaming): Do nothing if we are not in SSA form.
11682 * lto-streamer-in.c (lto_read_body): Set in_ssa_p earlier.
11684 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
11687 * config/sh/sh.md (*movsi_index_disp, *movhi_index_disp): New
11690 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
11693 * config/sh/sh.md (mov_neg_si_t): Move to Scc instructions section.
11694 Use t_reg_operand predicate. Add split for negated case.
11695 (ashrsi2_31): Pass get_t_reg_rtx to gen_mov_neg_si_t.
11696 * config/sh/sh.c (expand_ashiftrt): Likewise.
11698 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
11701 * config/sh/sh.md (ashlsi3_d): Invoke gen_shifty_op directly instead
11702 of trying to emit ashlsi3_n.
11704 2012-07-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11705 Steven Bosscher <steven@gcc.gnu.org>
11707 * gengtype.c (adjust_field_type): Diagnose duplicate "length"
11708 option applications and option being applied to arrays of atomic types.
11709 (walk_type): Allow "atomic" option on strings too.
11710 * dwarf2out.h (struct dw_vec_struct): Use the "atomic" GTY option
11711 for the array field.
11712 * vec.h: Describe the atomic object "A" type of the macros in
11713 the header comment.
11714 (VEC_T_GTY_ATOMIC, DEF_VEC_A, DEF_VEC_ALLOC_A): Define.
11715 * emit-rtl.c (locations_locators_vals): use the atomic object vector.
11716 * doc/gty.texi: Clarify that GTY option "length" is only for
11717 arrays of non-atomic objects. Fix typo in the description of the
11720 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
11722 * config/i386/i386.c (ix86_avoid_lea_for_addr): Handle
11723 zero-extended addresses. Return false if the address has less
11724 than two components.
11725 (ix86_split_lea_for_addr): Unconditionally convert target and
11726 all address operands to requested mode.
11727 * config/i386/i386.md (*lea<mode>): Recover operands from curr_insn.
11728 Pass SImode to ix86_split_lea_for_addr when splitting zero-extended
11730 (zero-extended add splitter): New splitter to conditionally split
11731 non-destructive adds.
11732 (*zero_extendsidi2_rex64): Conditionally emit leal instead of movl.
11734 2012-07-28 Alan Modra <amodra@gmail.com>
11737 * config/rs6000/rs6000.c (rs6000_secondary_reload): Limit 32-bit
11738 multi-gpr reload to cases where predicate passes. Do the same for
11739 64-bit multi-gpr reload.
11741 2012-07-27 Nathan Froyd <froydnj@gcc.gnu.org>
11743 * expmed.h (alg_hash, alg_hash_used_p, sdiv_pow2_cheap,
11744 smod_pow2_cheap, zero_cost, add_cost, neg_cost, shift_cost)
11745 shiftadd_cost, shiftsub0_cost, shiftsub1_cost, mul_cost,
11746 sdiv_cost, udiv_cost, mul_widen_cost, mul_highpart_cost): Delete
11747 macro definitions and re-purpose as inline functions.
11748 (alg_hash_entry_ptr, set_alg_hash_used_p, sdiv_pow2_cheap_ptr,
11749 set_sdiv_pow2_cheap, smod_pow2_cheap_ptr, set_smod_pow2_cheap,
11750 zero_cost_ptr, set_zero_cost, add_cost_ptr, set_add_cost,
11751 neg_cost_ptr, set_neg_cost, shift_cost_ptr, set_shift_cost,
11752 shiftadd_cost_ptr, set_shiftadd_cost, shiftsub0_cost_ptr,
11753 set_shiftsub0_cost, shiftsub1_cost_ptr, set_shiftsub1_cost,
11754 mul_cost_ptr, set_mul_cost, sdiv_cost_ptr, set_sdiv_cost,
11755 udiv_cost_ptr, set_udiv_cost, mul_widen_cost_ptr,
11756 set_mul_widen_cost, mul_highpart_cost_ptr, set_mul_highpart_cost):
11758 (convert_cost_ptr): New function, split out from...
11759 (set_convert_cost, convert_cost): ...here.
11760 * expmed.c, tree-ssa-loop-ivopts.c: Update for new functions.
11761 * gimple-ssa-strength-reduction.c: Likewise.
11763 2012-07-20 Ryan Mansfield <rmansfield@qnx.com>
11765 * gcc.c (main): Move GCC_DRIVER_HOST_INITIALIZATION after
11766 diagnostic_initialize.
11768 2012-07-27 Oleg Endo <olegendo@gcc.gnu.org>
11771 * config/sh/sh.c (shiftcosts): Remove case where first operand
11772 is a const_int. Move COSTS_N_INSNS usage into caller ...
11773 (sh_rtx_costs) ... here. Return false when shiftcosts cannot be
11774 calculated instead of MAX_COST.
11776 2012-07-27 Richard Guenther <rguenther@suse.de>
11778 * tree-cfg.c (gimple_can_merge_blocks_p): Do more fine-grained
11779 check whether SSA form is not up-to-date.
11780 * tree-flow.h (name_mappings_registered_p): Remove.
11781 * tree-into-ssa.c (struct repl_map_d): Remove.
11782 (repl_tbl): Likewise.
11783 (struct ssa_name_info): Add repl_set member.
11784 (update_ssa_obstack): New static global.
11785 (get_ssa_name_ann): Initialize repl_set.
11786 (clear_ssa_name_info): Assert age did not wrap.
11787 (repl_map_hash, repl_map_eq, repl_map_free): Remove.
11788 (names_replaced_by): Adjust.
11789 (add_to_repl_tbl): Likewise.
11790 (dump_tree_ssa_stats): Likewise.
11791 (init_update_ssa): Initialize update_ssa_obstack.
11792 (delete_update_ssa): Free update_ssa_obstack.
11793 (name_mappings_registered_p): Remove.
11794 (update_ssa): Adjust.
11796 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
11798 * config/rs6000/constraints.md: Delete "q" constraint.
11799 * config/rs6000/dfp.md (movsd_hardfloat, movsd_softfloat):
11800 Delete the "q" alternative.
11801 * config/rs6000/predicates.md (gpc_reg_operand): Adjust.
11802 * config/rs6000/rs6000.c (rs6000_debug_reg_global)
11803 (rs6000_init_hard_regno_mode_ok, rs6000_dbx_register_number):
11804 adjust to MQ_REGNO removal.
11805 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust
11807 (REG_ALLOC_ORDER): Adjust comment. Remove MQ from alloc order.
11808 (enum reg_class): Adjust comment. Delete MQ_REGS.
11809 (REG_CLASS_CONTENTS): Adjust.
11810 (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Adjust comment.
11811 * config/rs6000/rs6000.md: Delete MQ_REGNO.
11812 (movsi_internal1, movsi_internal1_single, movhi_internal,
11813 movqi_internal, movcc_internal1, movsf_hardfloat,
11814 movsf_softfloat): Delete the "q" alternative.
11815 (ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
11816 ctr<mode>_internal6): Delete "q" constraint.
11818 2012-07-27 Richard Guenther <rguenther@suse.de>
11820 * tree-into-ssa.c (def_blocks_p): New typedef.
11821 (insert_phi_nodes_compare_def_blocks): New function.
11822 (insert_phi_nodes): Do not walk over referenced vars, instead
11823 walk over recorded def_blocks, record relevant ones and sort
11824 them to avoid repeated hashtable lookups.
11826 2012-07-27 Richard Guenther <rguenther@suse.de>
11828 * doc/invoke.texi (min-virtual-mappings, virtual-mappings-ratio):
11829 Remove param documentation.
11830 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS,
11831 PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Remove.
11832 * tree-flow.h (mark_set_for_renaming): Remove.
11833 * tree-into-ssa.c (struct update_ssa_stats_d): Remove.
11834 (add_new_name_mapping): Remove bookkeeping code.
11835 (dump_update_ssa): Remove stats dumping code.
11836 (init_update_ssa): Remove stats allocation code.
11837 (delete_update_ssa): Remove stats freeing code.
11838 (mark_set_for_renaming): Remove.
11839 (switch_virtuals_to_full_rewrite_p): Likewise.
11840 (switch_virtuals_to_full_rewrite): Likewise.
11841 (update_ssa): Do not call switch_virtuals_to_full_rewrite.
11843 2012-07-27 Marek Polacek <polacek@redhat.com>
11845 * cgraphunit.c: Rename varpool_finalize_variable to
11846 varpool_finalize_decl in a comment.
11848 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
11850 * common/config/rs6000/rs6000-common.c (rs6000_handle_option):
11851 Delete code for -mno-power, -mpower, and -mpower2.
11852 * config/rs6000/aix43.h (NON_POWERPC_MASKS): Delete.
11853 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
11855 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
11856 * config/rs6000/aix51.h (NON_POWERPC_MASKS): Delete.
11857 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
11859 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
11860 * config/rs6000/aix52.h (NON_POWERPC_MASKS): Delete.
11861 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
11863 (TARGET_POWER): Delete.
11864 * config/rs6000/aix53.h (NON_POWERPC_MASKS): Delete.
11865 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
11867 (TARGET_POWER): Delete.
11868 * config/rs6000/aix61.h (NON_POWERPC_MASKS): Delete.
11869 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
11871 (TARGET_POWER): Delete.
11872 * config/rs6000/darwin.h (TARGET_POWER): Delete.
11873 * config/rs6000/driver-rs6000.c (struct asm_names): Delete
11874 support for -mpower, -mpower2, and -mno-power.
11875 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros):
11877 (rs6000_cpu_cpp_builtins): Likewise.
11878 * config/rs6000/rs6000-cpus.def: Likewise.
11879 * config/rs6000/rs6000-tables.opt: Regenerate.
11880 * config/rs6000/rs6000.c (POWER_MASKS): Delete.
11881 (rs6000_option_override_internal): Adjust.
11882 (rs6000_conditional_register_usage): Adjust.
11883 (rs6000_emit_move): Adjust.
11884 (rs6000_common_init_builtins): Adjust.
11885 (rs6000_init_libfuncs): Adjust.
11886 (rs6000_output_function_prologue): Adjust.
11887 (rs6000_adjust_cost): Adjust.
11888 (struct rs6000_opt_masks): Delete MASK_POWER and MASK_POWER2.
11889 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
11891 (TARGET_DEFAULT): Adjust.
11892 (PROCESSOR_POWER): Delete.
11893 (SHIFT_COUNT_TRUNCATED): Adjust.
11894 * config/rs6000/rs6000.md (extendqisi2): Delete POWER support.
11895 (extendqisi2_power): Delete.
11896 (extendqisi2_no_power): Adjust.
11897 (extendqihi2, extendqihi2_power, extendqihi2_no_power):
11899 (sminsi3, smaxsi3, uminsi3, umaxsi3): Adjust.
11900 (anonymous doz insn patterns): Delete.
11902 (abssi2_power): Delete.
11903 (abssi2_nopower): Adjust.
11904 (nabs_power, nabs_nopower): Likewise.
11905 (mulsi3, mulsi3_mq, mulsi3_no_mq, mulsi3_mq_internal1):
11906 Likewise. Delete anonymous post-reload splitter.
11907 (mulsi3_no_mq_internal1): rename to...
11908 (mulsi3_internal1): New define_insn.
11909 (mulsi3_mq_internal2, mulsi3_no_mq_internal2, mulsi3_internal2):
11911 (divmodsi4, divmodsi4_internal, udiv<mode>3, udivsi3_mq,
11912 udivsi3_no_mq, udivsi3, div<mode>3, divsi3_mq, div<mode>3_no_mq,
11913 udivmodsi4_normal, udivmodsi4_tests, udivmodsi4): Likewise.
11914 (mulh_call, mull_call, divss_call, divus_call, quoss_call,
11915 quous_call): Likewise.
11916 (maskir_internal1, maskir_internal2, maskir_internal3,
11917 maskir_internal4, maskir_internal5, maskir_internal6,
11918 maskir_internal7, maskir_internal8): Delete.
11919 (ashlsi3, ashlsi3_power, ashlsi3_no_power): Adjust.
11920 (anonymous sl insn patterns): Delete.
11921 (lshrsi3, lshrsi3_power, lshrsi3_no_power): Adjust.
11922 (lshrsi3_64): Adjust.
11923 (anonymous sr insn patterns): Delete.
11924 (anonymous rrib insn patterns): Delete.
11925 (ashrsi3, ashrsi3_power, ashrsi3_no_power): Adjust.
11926 (anonymous sra insn patterns): Delete.
11927 (sqrtsf2, sqrtdf2, sqrtdf2_fpr): Adjust.
11928 (fix_trunc<mode>si2, fix_trunc<mode>si2_internal,
11929 fctiwz_<mode>): Adjust.
11930 (mulsidi3, mulsidi3_mq, mulsidi3_no_mq, umulsidi3, umulsidi3_mq,
11931 umulsidi3_no_mq, smulsi3_highpart, smulsi3_highpart_mq,
11932 smulsi3_highpart_no_mq, umulsi3_highpart, umulsi3_highpart_mq,
11933 umulsi3_highpart_no_mq): Adjust.
11934 (ashldi3_power, lshrdi3_power, ashrdi3_power): Delete.
11935 (ashrdi3_no_power, ashldi3, ashldi3_internal1,
11936 lshrdi3_internal1): Adjust.
11937 (fix_trunctfsi2, fix_trunctfsi2_fprs): Adjust.
11938 (movti_power): Delete.
11939 (movti_string): Adjust.
11940 (stmsi8, stmsi7, stmsi6, stmsi5, stmsi4, stmsi3): Adjust.
11941 (stmsi8_power, stmsi7_power, stmsi6_power, stmsi5_power,
11942 stmsi4_power, stmsi3_power): Delete.
11943 (anonymous movmemsi insn patterns): Adjust.
11944 (lfq_power2, stfq_power2): Delete.
11945 (eq<mode>, eq<mode>_compare): Adjust.
11946 (eqsi_power): Delete.
11948 (anonymous le, lt, ge, gt insn patterns): Delete.
11949 * config/rs6000/rs6000.opt (mpower, mno-power, mpower2): Delete.
11950 * config/rs6000/sysv4.h (TARGET_POWER): Delete.
11951 * config/rs6000/t-aix43 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11952 MULTILIB_MATCHES): Adjust.
11953 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
11954 -mpower, -mno-power, -mpower2, -mno-power2 documentation.
11955 Delete -mcpu=power and -mcpu=power2 documentation.
11957 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
11959 * config/rs6000/601.md: New file.
11960 * config/rs6000/aix43.h (ASM_CPU_SPEC): Delete support for
11962 * config/rs6000/aix51.h (ASM_CPU_SPEC): Likewise.
11963 * config/rs6000/driver-rs6000.c (detect_processor_aix,
11964 struct asm_names): Likewise.
11965 * config/rs6000/rios1.md: Delete file.
11966 * config/rs6000/rios2.md: Delete file.
11967 * config/rs6000/rs6000-cpus.def: Delete definitions for RIOS
11969 * config/rs6000/rs6000-opts.h (enum processor_type): Delete
11970 PROCESSOR_RIOS1 and PROCESSOR_RIOS2.
11971 * config/rs6000/rs6000-tables.opt: Regenerated.
11972 * config/rs6000/rs6000.c (struct rios1_cost, struct rios2_cost):
11974 (rs6000_option_override_internal): Delete support for RIOS CPUs.
11975 (rs6000_conditional_register_usage): Adjust comment.
11976 (rs6000_issue_rate):Delete support for RIOS CPUs.
11977 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
11979 (PROCESSOR_POWER): Change to PROCESSOR_PPC601.
11980 (PROCESSOR_DEFAULT): Change to PROCESSOR_PPC603.
11981 * config/rs6000/rs6000.md (define_attr "cpu"): Delete rios1
11983 (include "rios1.md", include "rios2.md"): Delete.
11984 (include "601.md"): New.
11985 * config/rs6000/rs6000.opt (enum rs6000_cpu): Default to
11987 * config/rs6000/t-aix43 (MULTILIB_MATCHES): Delete support
11989 * config/rs6000/t-rs6000 (MD_INCLUDES): Delete rios1.md and
11990 rios2.md . Add 601.md .
11992 2012-07-26 Richard Henderson <rth@redhat.com>
11994 * doc/extend.texi (attribute): Document hot/cold for labels.
11995 * predict.c (tree_estimate_probability_bb): Handle hot/cold
11996 attributes on user labels.
11997 * predict.def (PRED_HOT_LABEL, PRED_COLD_LABEL): New.
11999 2012-07-26 Andrew Jenner <andrew@codesourcery.com>
12000 Sandra Loosemore <sandra@codesourcery.com>
12002 * cse.c (find_comparison_args): Check for cycles of any length.
12004 2012-07-26 Nick Clifton <nickc@redhat.com>
12006 * config/mn10300/mn10300.c (REG_SAVE_BYTES): Delete.
12007 (mn10300_get_live_callee_saved_regs): If requested return a count
12008 of the number of bytes in the mask.
12009 (mn10300_expand_prologue): Add argument to invocation of
12010 mn10300_get_live_callee_regs.
12011 (mn10300_expand_epilogue): Compute reg_save_bytes by calling
12012 mn10300_get_live_callee_saved_regs.
12013 (mn10300_initial_offset): Likewise.
12014 * config/mn10300/mn10300-protos.h (mn10300_get_live_callee_saved_regs):
12016 * config/mn10300/mn10300.md (return_ret): Add argument to
12017 invocation of mn10300_get_live_callee_saved_regs.
12019 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
12021 PR regression/54084
12022 * sel-sched-ir.c (cmp_v_in_regset_pool): Clarify logic, fix
12023 pointer difference check.
12025 2012-07-26 Bill Schmidt <wschmidt@linux.ibm.com>
12027 * tree-ssa-loop-ivopts.c (mbc_entry_hash): Remove.
12028 (mbc_entry_eq): Likewise.
12029 (mult_costs): Likewise.
12030 (cost_tables_exist): Likewise.
12031 (initialize_costs): Likewise.
12032 (finalize_costs): Likewise.
12033 (tree_ssa_iv_optimize_init): Remove call to initialize_costs.
12034 (add_regs_cost): Remove.
12035 (multiply_regs_cost): Likewise.
12036 (add_const_cost): Likewise.
12037 (extend_or_trunc_reg_cost): Likewise.
12038 (negate_reg_cost): Likewise.
12039 (struct mbc_entry): Likewise.
12040 (multiply_by_const_cost): Likewise.
12041 (get_address_cost): Change add_regs_cost calls to add_cost lookups;
12042 change multiply_by_const_cost to mult_by_coeff_cost.
12043 (force_expr_to_var_cost): Likewise.
12044 (difference_cost): Change multiply_by_const_cost to mult_by_coeff_cost.
12045 (get_computation_cost_at): Change add_regs_cost calls to add_cost
12046 lookups; change multiply_by_const_cost to mult_by_coeff_cost.
12047 (determine_iv_cost): Change add_regs_cost calls to add_cost lookups.
12048 (tree_ssa_iv_optimize_finalize): Remove call to finalize_costs.
12049 * tree-ssa-address.c (expmed.h): New #include.
12050 (most_expensive_mult_to_index): Change multiply_by_const_cost to
12051 mult_by_coeff_cost.
12052 * gimple-ssa-strength-reduction.c (expmed.h): New #include.
12053 (stmt_cost): Change to use mult_by_coeff_cost, mul_cost, add_cost,
12054 neg_cost, and convert_cost instead of IVOPTS interfaces.
12055 (execute_strength_reduction): Remove calls to initialize_costs and
12057 * expmed.c (struct init_expmed_rtl): Add convert rtx_def.
12058 (init_expmed_one_mode): Initialize convert rtx_def; initialize
12059 x_convert_cost for related modes.
12060 (mult_by_coeff_cost): New function.
12061 * expmed.h (NUM_MODE_INT): New #define.
12062 (struct target_expmed): Add x_convert_cost matrix.
12063 (set_convert_cost): New inline function.
12064 (convert_cost): Likewise.
12065 (mult_by_coeff_cost): New extern decl.
12066 * tree-flow.h (initialize_costs): Remove decl.
12067 (finalize_costs): Likewise.
12068 (multiply_by_const_cost): Likewise.
12069 (add_regs_cost): Likewise.
12070 (multiply_regs_cost): Likewise.
12071 (add_const_cost): Likewise.
12072 (extend_or_trunc_reg_cost): Likewise.
12073 (negate_reg_cost): Likewise.
12074 * Makefile.in (gimple-ssa-strength-reduction.o): Update dependencies.
12075 (tree-ssa-address.o): Update dependencies.
12077 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
12079 * bitmap.h: Add explanation of sparse set as linked-list bitmap.
12080 * sbitmap.h: Add explanation about non-sparse sets as simple bitmap.
12081 (TEST_BIT): Make a static inline function for stronger type checking.
12082 (SET_BIT): Don't handle sbitmaps with popcount.
12083 (RESET_BIT): Likewise.
12084 (SET_BIT_WITH_POPCOUNT): New, like SET_BIT but with popcount.
12085 (RESET_BIT_WITH_POPCOUNT): New, like RESET_BIT but with popcount.
12086 * ebitmap.c (ebitmap_clear_bit): Use SET_BIT_WITH_POPCOUNT and
12087 RESET_BIT_WITH_POPCOUNT on wordmask bitmaps.
12088 (ebitmap_set_bit, ebitmap_and_into, ebitmap_and, ebitmap_ior_into,
12089 ebitmap_and_compl_into, ebitmap_and_compl): Likewise.
12090 * sparseset.h: Add explanation of sparse set representation.
12092 2012-07-26 Richard Guenther <rguenther@suse.de>
12094 PR tree-optimization/54098
12095 * tree-vrp.c (vrp_visit_phi_node): Iterate once more if the
12096 original range was UNDEFINED.
12098 2012-07-26 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
12100 * config/arm/neon.ml (ops): Fix regexp for vld1Q_dups64 and
12101 vld1Q_dupu64 tests.
12103 2012-07-26 Oleg Endo <olegendo@gcc.gnu.org>
12106 * config/sh/sh.opt (mzdcbranch): New option.
12107 * doc/invoke.texi: Document it.
12108 * config/sh/sh.md (negsi_cond): Use TARGET_ZDCBRANCH as condition
12109 instead of TARGET_HARD_SH4.
12110 * config/sh/sh.c (sh_option_override): Set TARGET_ZDCBRANCH as default
12111 for TARGET_HARD_SH4.
12113 2012-07-25 Oleg Endo <olegendo@gcc.gnu.org>
12116 * config/sh/predicates.md (shift_count_operand): Handle not-SHMEDIA
12118 (p27_shift_count_operand, not_p27_shift_count_operand): New predicates.
12119 * config/sh/sh.md (ashlsi3): Remove parallel and T_REG clobber
12120 from expander. Do not emit shift insn for not-SHMEDIA case.
12121 (ashlsi3_std): Replace with ...
12122 (ashlsi3_k, ashlsi3_d): ... these new insns.
12123 * config/sh/sh.c (gen_ashift): Make static. Add sanity checks.
12124 Emit ashlsi3_k insn instead of ashlsi3_std in ASHIFT case.
12125 (gen_ashift_hi): Make static.
12126 * config/sh/sh-protos.h (gen_ashift, gen_ashift_hi): Remove forward
12129 2012-07-25 Bharathi Seshadri <bseshadr@cisco.com>
12130 Jim Wilson <jimwilso@cisco.com>
12132 * config/arm/bpabi.h (BE8_LINK_SPEC): Set according to
12133 TARGET_BIG_ENDIAN_DEFAULT.
12135 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
12137 * gimple-low.c (lower_try_catch): New function.
12138 (lower_stmt) <GIMPLE_TRY>: Use it to lower GIMPLE_TRY_CATCH.
12139 <GIMPLE_CATCH>: Delete.
12140 <GIMPLE_EH_FILTER>: Likewise.
12142 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
12144 * expr.c (expand_expr_real_1): Do not expand operand #1 and #2
12145 of BIT_FIELD_REF for ignored results.
12146 * fold-const.c (fold_ternary_loc) <BIT_FIELD_REF>: Check that the
12147 CONSTRUCTOR has vector type before using vector accessors on it.
12148 * gimplify.c (gimplify_compound_lval): Do not gimplify operand #1 and
12149 #2 of BIT_FIELD_REF.
12150 (gimplify_expr) <BIT_FIELD_REF>: Likewise.
12151 * tree-nested.c (convert_nonlocal_reference_op) <BIT_FIELD_REF>: Do
12152 not process operand #1 and #2.
12153 (convert_local_reference_op): Likewise.
12154 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Remove superfluous
12156 <BIT_FIELD_REF>: Reuse operand #1 and #2 directly.
12157 * tree.c (stabilize_reference) <BIT_FIELD_REF>: Do not stabilize
12159 (UPDATE_FLAGS): Do not consider operand #2 of BIT_FIELD_REF.
12160 (build6_stat): Delete.
12161 * tree.h (build6_stat, build6, build6_stat_loc, build6_loc): Likewise.
12163 2012-07-25 Marc Glisse <marc.glisse@inria.fr>
12165 PR tree-optimization/30318
12166 * tree-vrp.c (extract_range_from_binary_expr_1) [PLUS_EXPR]:
12168 [MINUS_EXPR]: Merge with PLUS_EXPR.
12170 2012-07-25 Sandra Loosemore <sandra@codesourcery.com>
12171 Paul Brook <paul@codesourcery.com>
12174 * target.def (warn_func_return): New hook.
12175 * doc/tm.texi.in (TARGET_WARN_FUNC_RETURN): New hook.
12176 * doc/tm.texi: Regenerate.
12177 * doc/sourcebuild.texi (Effective-Target Keywords): Document
12179 * ipa-pure-const.c (warn_function_noreturn): Check
12180 targetm.warn_func_return.
12181 * tree-cfg.c (execute_warn_function_return): Likewise.
12182 * config/spu/spu.c (spu_warn_func_return): New.
12183 (TARGET_WARN_FUNC_RETURN): Define.
12184 * config/rx/rx.c (rx_warn_func_return): New.
12185 (TARGET_WARN_FUNC_RETURN): Define.
12186 * config/avr/avr.c (avr_warn_func_return): New.
12187 (TARGET_WARN_FUNC_RETURN): Define.
12188 * config/arm/arm.c (arm_warn_func_return): New.
12189 (TARGET_WARN_FUNC_RETURN): Define.
12190 * config/mcore/mcore.c (mcore_warn_func_return): New.
12191 (TARGET_WARN_FUNC_RETURN): Define.
12192 (saved_warn_return_type, saved_warn_return_type_count): Remove.
12193 (mcore_reorg, mcore_handle_naked_attribute): Remove warn_return hack.
12195 2012-07-25 Siddhesh Poyarekar <siddhesh@redhat.com>
12197 * final.c [ASSEMBLER_DIALECT](do_assembler_dialects): New
12198 function to implement assembler dialects.
12199 (output_asm_insn): Use do_assembler_dialects.
12200 (asm_fprintf): Likewise.
12202 2012-07-25 Richard Henderson <rth@redhat.com>
12205 * libfuncs.h: Don't include optabs.h.
12206 (struct libfunc_entry): Use "int" for op, mode1, mode2 members.
12207 * optabs.c (hash_libfunc): Don't cast members to int.
12208 * Makefile.in (LIBFUNCS_H): Don't include OPTABS_H.
12210 2012-07-25 Dodji Seketeli <dodji@redhat.com>
12212 * basic-block.c: Fix typo in comment.
12214 2012-07-25 Kirill Yukhin <kirill.yukhin@intel.com>
12215 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
12217 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PRFCHW_SET): New.
12218 (OPTION_MASK_ISA_PRFCHW_UNSET): Likewise.
12219 (ix86_handle_option): Handle mprfchw option.
12220 * config.gcc (i[34567]86-*-*): Add prfchwintrin.h.
12221 (x86_64-*-*): Likewise.
12222 * config/i386/prfchwintrin.h: New header.
12223 * config/i386/cpuid.h (bit_PRFCHW): New.
12224 (bit_BMI): Formatting fix.
12225 (bit_HLE): Likewise.
12226 (bit_RTM): Likewise.
12227 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
12229 * config/i386/i386-c.c: Define __PRFCHW__ if needed.
12230 * config/i386/i386.c (ix86_target_string): Define
12231 -mprfchw option. Formatting fixes.
12232 (PTA_HLE): Formatting fix.
12234 (ix86_option_override_internal): Handle new option.
12235 (ix86_valid_target_attribute_inner_p): Add OPT_mprfchw.
12236 * config/i386/i386.h (TARGET_PRFCHW): New.
12237 * config/i386/i386.md (prefetch): Enable for TARGET_PRFCHW.
12238 * config/i386/i386.opt (mprfchw): New.
12239 * config/i386/mm3dnow.h: Move _m_prefetchw from here to prfchwintrin.h.
12240 * config/i386/x86intrin.h: Include prfchwintrin.h.
12242 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
12244 * config/i386/i386.md (stack_protect_set): Disable the pattern
12245 for Android since Android libc (bionic) does not provide random
12246 value for stack protection guard at gs:0x14. Guard value
12247 will be provided from external symbol (default implementation).
12248 (stack_protect_set_<mode>): Likewise.
12249 (stack_protect_test): Likewise.
12250 (stack_protect_test_<mode>): Likewise.
12251 * defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
12252 not have Bionic by default
12253 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
12254 Macro OPTION_BIONIC is defined in this file and provides Bionic
12255 accessibility status
12257 2012-07-25 Steven Bosscher <steven@gcc.gnu.org>
12259 * gimple-pretty-print.c (gimple_dump_bb_buff): Call pp_flush.
12261 2012-07-25 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12264 * config.gcc (i[34567]86-*-linux* | ...): Add btver2.
12265 (case ${target}): Add btver2.
12266 * config/i386/driver-i386.c (host_detect_local_cpu): Let
12267 -march=native recognize btver2 processors.
12268 * config/i386/i386-c.c (ix86_target_macros_internal): Add
12269 btver2 def_and_undef
12270 * config/i386/i386.c (struct processor_costs btver2_cost): New
12272 (m_BTVER2): New definition.
12273 (m_AMD_MULTIPLE): Includes m_BTVER2.
12274 (initial_ix86_tune_features): Add btver2 tune.
12275 (processor_target_table): Add btver2 entry.
12276 (static const char *const cpu_names): Add btver2 entry.
12277 (software_prefetching_beneficial_p): Add btver2.
12278 (ix86_option_override_internal): Add btver2 instruction sets.
12279 (ix86_issue_rate): Add btver2.
12280 (ix86_adjust_cost): Add btver2.
12281 * config/i386/i386.h (TARGET_BTVER2): New definition.
12282 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver2.
12283 (enum processor_type): Add PROCESSOR_BTVER2.
12284 * config/i386/i386.md (define_attr "cpu"): Add btver2.
12286 2012-07-24 Bill Schmidt <wschmidt@linux.ibm.com>
12288 * doc/tm.texi: Regenerate.
12289 * targhooks.c (default_init_cost): Add prologue and epilogue costs.
12290 (default_add_stmt_cost): Likewise; also handle NULL stmt_info.
12291 (default_finish_cost): Add prologue and epilogue costs.
12292 * targhooks.h (default_add_stmt_cost): Change parameter list.
12293 (default_finish_cost): Likewise.
12294 * target.def (init_cost): Change documentation string.
12295 (add_stmt_cost): Change documentation string and parameter list.
12296 (finish_cost): Likewise.
12297 * target.h (vect_cost_model_location): New enum.
12298 * tree-vectorizer.h (struct _slp_tree): Remove cost substruct.
12299 (struct _slp_instance): Remove cost substruct; rename stmt_cost_vec
12301 (SLP_INSTANCE_OUTSIDE_OF_LOOP_COST): Remove.
12302 (SLP_INSTANCE_STMT_COST_VEC): Rename to SLP_INSTANCE_BODY_COST_VEC.
12303 (SLP_TREE_OUTSIDE_OF_LOOP_COST): Remove.
12304 (struct _vect_peel_extended_info): Rename stmt_cost_vec to
12306 (struct _stmt_vec_info): Remove cost substruct.
12307 (STMT_VINFO_OUTSIDE_OF_LOOP_COST): Remove.
12308 (stmt_vinfo_set_outside_of_loop_cost): Remove.
12309 (builtin_vectorization_cost): New function.
12310 (vect_get_stmt_cost): Change to use builtin_vectorization_cost.
12311 (add_stmt_cost): Change parameter list.
12312 (finish_cost): Likewise.
12313 (vect_model_simple_cost): Likewise.
12314 (vect_model_store_cost): Likewise.
12315 (vect_model_load_cost): Likewise.
12316 (record_stmt_cost): Likewise.
12317 (vect_get_load_cost): Likewise.
12318 (vect_get_known_peeling_cost): Likewise.
12319 * tree-vect-loop.c (vect_get_known_peeling_cost): Change parameter
12320 list; call record_stmt_cost for prologue and epilogue costs.
12321 (vect_estimate_min_profitable_iters): Call add_stmt_cost for
12322 prologue and epilogue costs; remove computation of vec_outside_cost;
12323 return vec_prologue_cost and vec_epilogue_cost from finish_cost.
12324 (vect_model_reduction_cost): Revise call to add_stmt_cost for body
12325 costs; call add_stmt_cost for prologue and epilogue costs.
12326 (vect_model_induction_cost): Revise call to add_stmt_cost for body
12327 costs; call add_stmt_cost for prologue costs.
12328 * tree-vect-data-refs.c (vect_get_data_access_cost): Change parameter
12329 list for function and arguments for calls to vect_get_load_cost and
12330 vect_get_store_cost.
12331 (vect_peeling_hash_get_lowest_cost): Change argument list for calls to
12332 vect_get_data_access_cost and vect_get_known_peeling_cost; use
12333 temporary vectors prologue_cost_vec and epilogue_cost_vec for the
12334 latter call and discard their results; rename stmt_cost_vec to
12335 body_cost_vec; correct possible storage leak for body_cost_vec.
12336 (vect_peeling_hash_choose_best_peeling): Rename stmt_cost_vec to
12338 (vect_enhance_data_refs_alignment): Rename stmt_cost_vec to
12339 body_cost_vec; add extra dummy parameter on calls to
12340 vect_get_data_access_cost; tolerate null si->stmt; add vect_body to
12341 argument list on call to add_stmt_cost.
12342 * tree-vect-stmts.c (record_stmt_cost): Change parameter list;
12343 rename stmt_cost_vec to body_cost_vec; tolerate null stmt_info; call
12344 builtin_vectorization_cost; add "where" parameter on call to
12346 (vect_model_simple_cost): Change parameter list; call record_stmt_cost
12347 for prologue costs; remove call to stmt_vinfo_set_outside_of_loop_cost;
12348 rename stmt_cost_vec to body_cost_vec.
12349 (vect_model_promotion_demotion_cost): Add vect_body argument to call
12350 to add_stmt_cost; call add_stmt_cost for prologue costs; remove call
12351 to stmt_vinfo_set_outside_of_loop_cost.
12352 (vect_model_store_cost): Change parameter list; call record_stmt_cost
12353 for prologue costs; add vect_body argument to call to record_stmt_cost;
12354 rename stmt_cost_vec to body_cost_vec; remove call to
12355 stmt_vinfo_set_outside_of_loop_cost.
12356 (vect_get_store_cost): Rename stmt_cost_vec to body_cost_vec; add
12357 vect_body argument to calls to record_stmt_cost.
12358 (vect_model_load_cost): Change parameter list; rename stmt_cost_vec to
12359 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
12360 remove call to stmt_vinfo_set_outside_of_loop_cost.
12361 (vect_get_load_cost): Change parameter list; rename stmt_cost_vec to
12362 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
12363 call record_stmt_cost for prologue costs.
12364 (vectorizable_store): Change argument list for call to
12365 vect_model_store_cost.
12366 (vectorizable_load): Change argument list for call to
12367 vect_model_load_cost.
12368 (new_stmt_vec_info): Remove assignment to
12369 STMT_VINFO_OUTSIDE_OF_LOOP_COST.
12370 * config/spu/spu.c (spu_init_cost): Add prologue and epilogue costs.
12371 (spu_add_stmt_cost): Likewise; also handle NULL stmt_info.
12372 (spu_finish_cost): Add prologue and epilogue costs.
12373 * config/i386/i386.c (i386_init_cost): Add prologue and epilogue costs.
12374 (i386_add_stmt_cost): Likewise; also handle NULL stmt_info.
12375 (i386_finish_cost): Add prologue and epilogue costs.
12376 * config/rs6000/rs6000.c (rs6000_init_cost): Add prologue and epilogue
12378 (rs6000_add_stmt_cost): Likewise; also handle NULL stmt_info.
12379 (rs6000_finish_cost): Add prologue and epilogue costs.
12380 * tree-vect-slp.c (vect_free_slp_instance): Rename
12381 SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC.
12382 (vect_create_new_slp_node): Remove assignment to
12383 SLP_TREE_OUTSIDE_OF_LOOP_COST.
12384 (vect_get_and_check_slp_defs): Change parameter list; change argument
12385 lists to calls to vect_model_store_cost and vect_model_simple_cost.
12386 (vect_build_slp_tree): Change parameter list; change argument lists
12387 to calls to vect_model_load_cost, vect_get_and_check_slp_defs, and
12388 recursive self-calls; remove setting of outside_cost from
12389 SLP_TREE_OUTSIDE_OF_LOOP_COST; add vect_body argument to call to
12391 (vect_analyze_slp_instance): Rename stmt_cost_vec to body_cost_vec;
12392 rename SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC;
12393 remove assignment to SLP_INSTANCE_OUTSIDE_OF_LOOP_COST; record SLP
12395 (vect_bb_vectorization_profitable_p): Rename stmt_cost_vec to
12396 body_cost_vec; handle null ci->stmt; add vect_body argument to call
12397 to add_stmt_cost; simplify calls to targetm.vectorize.
12398 builtin_vectorization_cost; return vec_prologue_cost and
12399 vec_epilogue_cost from finish_cost.
12400 (vect_update_slp_costs_according_to_vf): Rename stmt_cost_vec to
12401 body_cost_vec; add vect_body argument to call to add_stmt_cost.
12403 2012-07-24 Richard Henderson <rth@redhat.com>
12405 * system.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Poison.
12406 * config/cris/cris.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
12407 * config/h8300/h8300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
12408 * config/mn10300/mn10300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
12409 * config/rs6000/rs6000.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove
12411 * config/v850/v850.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
12412 * config/v850/v850.md (fixuns_truncsfsi2, fixuns_truncdfsi2): New.
12413 (fix_truncsfsi2, fix_truncdfsi2): Avoid double FIX.
12414 * config/vax/vax.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
12415 * config/vax/vax.md (fixuns_trunc<VAXfp><VAXint>): New.
12416 * doc/tm.texi.in (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
12417 * doc/tm.texi: Rebuild.
12419 2012-07-24 Richard Henderson <rth@redhat.com>
12421 * optabs.def: New file.
12422 * Makefile.in (OPTABS_H): Add insn-opinit.h.
12423 (MOSTLYCLEANFILES): Likewise.
12424 (insn-opinit.o): Remove reload.h
12425 (simple_rtl_generated_c): Remove insn-opinit.c.
12426 (s-opinit): New rule.
12427 (build/genopinit.o): Add optabs.def.
12428 * genopinit.c (rtx_upname): New.
12429 (optabs): Extract to optabs.def
12430 (enum optab_tag, struct optab_def_d, optabs): New.
12431 (struct pattern_d, patterns): New.
12432 (match_pattern): Split out from ...
12433 (gen_insn): ... here. Push matches on patterns vec.
12434 (pattern_cmp, optab_kind_cmp, optab_rcode_cmp): New.
12435 (header_file_name, source_file_name, handle_arg): New.
12436 (open_outfile): New.
12437 (main): Sort and emit new tables. Generate lookup_handler,
12438 raw_optab_handler, swap_optab_enable.
12439 * libfuncs.h (libfunc_entry): Change "size_t optab" to "optab op".
12440 * optabs.c (code_to_optab_): Remove.
12441 (hash_libfunc): Update for optab name change.
12442 (eq_libfunc): Likewise.
12443 (convert_optab_libfunc): Update computation of optab member;
12444 use the new convlib_def table.
12445 (optab_libfunc): Similarly.
12446 (set_optab_libfunc, set_conv_libfunc): Likewise.
12447 (sign_expand_binop): Use swap_optab_enable instead of fake optabs.
12448 (init_insn_codes, init_optab, init_optabv, init_convert_optab): Remove.
12449 (init_optabs): Don't call them; export the data to optabs.def.
12450 (gen_int_libfunc, gen_fp_libfunc): Export non-static.
12451 (gen_fixed_libfunc, gen_signed_fixed_libfunc): Likewise.
12452 (gen_unsigned_fixed_libfunc, gen_int_fp_libfunc): Likewise.
12453 (gen_intv_fp_libfunc, gen_int_fp_fixed_libfunc): Likewise.
12454 (gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc): Likewise.
12455 (gen_int_signed_fixed_libfunc): Likewise.
12456 (gen_int_unsigned_fixed_libfunc): Likewise.
12457 (gen_interclass_conv_libfunc, gen_int_to_fp_conv_libfunc): Likewise.
12458 (gen_ufloat_conv_libfunc): Likewise.
12459 (gen_int_to_fp_nondecimal_conv_libfunc): Likewise.
12460 (gen_fp_to_int_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
12461 (gen_trunc_conv_libfunc, gen_extend_conv_libfunc): Likewise.
12462 (gen_fract_conv_libfunc, gen_fractuns_conv_libfunc): Likewise.
12463 (gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): Likewise.
12464 (debug_optab_libfuncs): Update for optab representation change.
12465 * optabs.h: Include insn-opinit.h.
12466 (optab, convert_optab, direct_optab): New typedefs.
12467 (struct optab_handlers, struct widening_optab_handlers): Remove.
12468 (struct optab_libcall_d): Rename from optab_d; remove code_,
12469 handlers, widening members.
12470 (struct convert_optab_libcall_d): Rename from convert_optab_d;
12471 remove code_ and handlers members.
12472 (enum optab_index, enum convert_optab_index): Remove.
12473 (enum direct_optab_index): Remove.
12474 (code_to_optab_): Fix array range.
12475 (optab_to_code): Covert to inline function.
12476 (optab_to_code_, convlib_def, normlib_def): Declare.
12477 (raw_optab_handler, swap_optab_enable): Declare.
12478 (unknown_optab): Remove; export to optabs.def
12479 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
12480 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
12481 ssashl_optab, usashl_optab, add_optab, sub_optab, smul_optab,
12482 addv_optab, subv_optab, smul_highpart_optab, umul_highpart_optab,
12483 smul_widen_optab, umul_widen_optab, usmul_widen_optab,
12484 smadd_widen_optab, umadd_widen_optab, ssmadd_widen_optab,
12485 usmadd_widen_optab, smsub_widen_optab, umsub_widen_optab,
12486 ssmsub_widen_optab, usmsub_widen_optab, sdiv_optab, smulv_optab,
12487 sdivv_optab, sdivmod_optab, udiv_optab, udivmod_optab, smod_optab,
12488 umod_optab, fmod_optab, remainder_optab, ftrunc_optab, and_optab,
12489 ior_optab, xor_optab, ashl_optab, lshr_optab, ashr_optab, rotl_optab,
12490 rotr_optab, vashl_optab, vlshr_optab, vashr_optab, vrotl_optab,
12491 vrotr_optab, smin_optab, smax_optab, umin_optab, umax_optab, pow_optab,
12492 atan2_optab, fma_optab, fms_optab, fnma_optab, fnms_optab, mov_optab,
12493 movstrict_optab, movmisalign_optab, storent_optab, neg_optab,
12494 negv_optab, abs_optab, absv_optab, one_cmpl_optab, bswap_optab,
12495 ffs_optab, clz_optab, ctz_optab, clrsb_optab, popcount_optab,
12496 parity_optab, sqrt_optab, sincos_optab, sin_optab, asin_optab,
12497 cos_optab, acos_optab, exp_optab, exp10_optab, exp2_optab, expm1_optab,
12498 ldexp_optab, scalb_optab, significand_optab, logb_optab, ilogb_optab,
12499 log_optab, log10_optab, log2_optab, log1p_optab, floor_optab,
12500 ceil_optab, btrunc_optab, round_optab, nearbyint_optab, rint_optab,
12501 tan_optab, atan_optab, copysign_optab, signbit_optab, isinf_optab,
12502 cmp_optab, ucmp_optab, eq_optab, ne_optab, gt_optab, ge_optab,
12503 lt_optab, le_optab, unord_optab, strlen_optab, cbranch_optab,
12504 cmov_optab, cstore_optab, ctrap_optab, push_optab, addcc_optab,
12505 reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
12506 reduc_splus_optab, reduc_uplus_optab, ssum_widen_optab,
12507 usum_widen_optab, sdot_prod_optab, udot_prod_optab, vec_set_optab,
12508 vec_extract_optab, vec_init_optab, vec_shl_optab, vec_shr_optab,
12509 vec_realign_load_optab, vec_widen_umult_hi_optab,
12510 vec_widen_umult_lo_optab, vec_widen_smult_hi_optab,
12511 vec_widen_smult_lo_optab, vec_widen_umult_even_optab,
12512 vec_widen_umult_odd_optab, vec_widen_smult_even_optab,
12513 vec_widen_smult_odd_optab, vec_widen_ushiftl_hi_optab,
12514 vec_widen_ushiftl_lo_optab, vec_widen_sshiftl_hi_optab,
12515 vec_widen_sshiftl_lo_optab, vec_unpacks_hi_optab, vec_unpacks_lo_optab,
12516 vec_unpacku_hi_optab, vec_unpacku_lo_optab, vec_unpacks_float_hi_optab,
12517 vec_unpacks_float_lo_optab, vec_unpacku_float_hi_optab,
12518 vec_unpacku_float_lo_optab, vec_pack_trunc_optab, vec_pack_ssat_optab,
12519 vec_pack_usat_optab, vec_pack_sfix_trunc_optab,
12520 vec_pack_ufix_trunc_optab, powi_optab, sync_compare_and_swap_optab,
12521 sync_lock_test_and_set_optab, sync_old_add_optab, sync_old_sub_optab,
12522 sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab,
12523 sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab,
12524 sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab,
12525 sync_new_nand_optab, sext_optab, zext_optab, trunc_optab, sfix_optab,
12526 ufix_optab, sfixtrunc_optab, ufixtrunc_optab, sfloat_optab,
12527 ufloat_optab, lrint_optab, lround_optab, lfloor_optab, lceil_optab,
12528 fract_optab, fractuns_optab, satfract_optab, satfractuns_optab,
12529 vec_load_lanes_optab, vec_store_lanes_optab, vcond_optab, vcondu_optab,
12530 movcc_optab, reload_in_optab, reload_out_optab, movmem_optab,
12531 setmem_optab, cmpstr_optab, cmpstrn_optab, cmpmem_optab,
12532 sync_lock_release_optab, sync_add_optab, sync_sub_optab,
12533 sync_ior_optab, sync_and_optab, sync_xor_optab, sync_nand_optab,
12534 atomic_exchange_optab, atomic_compare_and_swap_optab,
12535 atomic_load_optab, atomic_store_optab, atomic_add_fetch_optab,
12536 atomic_sub_fetch_optab, atomic_and_fetch_optab,
12537 atomic_nand_fetch_optab, atomic_xor_fetch_optab, atomic_or_fetch_optab,
12538 atomic_fetch_add_optab, atomic_fetch_sub_optab, atomic_fetch_and_optab,
12539 atomic_fetch_nand_optab, atomic_fetch_xor_optab, atomic_fetch_or_optab,
12540 atomic_add_optab, atomic_sub_optab, atomic_and_optab,
12541 atomic_nand_optab, atomic_xor_optab, atomic_or_optab,
12542 atomic_always_lock_free_optab, atomic_is_lock_free_optab,
12543 atomic_thread_fence_optab, atomic_signal_fence_optab,
12544 vec_perm_optab, vec_perm_const_optab): Likewise.
12545 (struct target_optabs): Remove x_optab_table, x_convert_optab_table,
12546 and x_direct_optab_table members; add pat_enable.
12547 (optab_table, convert_optab_table, direct_optab_table): Remove.
12548 (optab_handler): Use raw_optab_handler.
12549 (widening_optab_handler, convert_optab_handler): Likewise.
12550 (set_optab_handler, set_widening_optab_handler): Remove.
12551 (set_convert_optab_handler, set_direct_optab_handler): Remove.
12552 (direct_optab_handler): Defer to optab_handler.
12553 * rtl.h (NON_GENERATOR_NUM_RTX_CODE): New.
12555 2012-07-24 Jason Merrill <jason@redhat.com>
12557 * bitmap.c (bitmap_descriptor): Adjust order of parameters to
12558 match MEM_STAT_DECL.
12559 * statistics.h (ALONE_FINAL_MEM_STAT_DECL): Correct typo.
12561 2012-07-24 Richard Henderson <rth@redhat.com>
12563 * optabs.h (struct optab_d): Rename code member to code_.
12564 (struct convert_optab_h): Likewise.
12565 (code_to_optab_): Rename from code_to_optab.
12566 (code_to_optab, optab_to_code): New.
12567 * dojump.c (do_compare_rtx_and_jump): Use code_to_optab.
12568 * ifcvt.c (noce_emit_move_insn): Likewise.
12569 * optabs.c (simplify_expand_binop): Use optab_to_code.
12570 (expand_simple_binop, shift_optab_p, commutative_optab_p): Likewise.
12571 (avoid_expensive_constant, expand_binop_directly): Likewise.
12572 (expand_binop, expand_simple_unop, expand_unop_direct): Likewise.
12573 (expand_unop, prepare_float_lib_cmp, expand_fixed_convert): Likewise.
12574 (have_insn_for, debug_optab_libfuncs): Likewise.
12575 (init_optab, init_optabv, init_convert_optab): Update for optab
12576 member name change.
12578 * libfuncs.h: Include optabs.h.
12579 * dwarf2out.c, lto-streamer.in.c: Don't include libfuncs.h.
12580 * Makefile.in (LIBFUNCS_H): Add OPTABS_H.
12581 (lto-streamer-in.o, dwarf2out.o): Update deps.
12583 * optabs.h (unknown_optab): New.
12584 * builtins.c (interclass_mathfn_icode): Use it.
12585 * dojump.c (do_compare_rtx_and_jump): Likewise.
12586 * optabs.c (optab_for_tree_code, expand_binop): Likewise.
12587 * tree-vect-generic.c (add_rshift, expand_vector_divmod): Likewise.
12588 (expand_vector_operations_1): Likewise.
12589 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
12590 * tree-vect-stmts.c (supportable_narrowing_operation): Likewise.
12592 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
12594 * alloc-pool.c (create_alloc_pool): Fix ENABLE_CHECKING check.
12596 2012-07-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
12599 * config/arm/arm.c (arm_print_operand_address): Remove superfluous
12601 * config/arm/neon.md ("neon_vld3_lane<mode>":VD): Remove alignment
12603 ("neon_vld3_lane<mode>":VMQ): Likewise.
12604 ("neon_vld3_dup<mode>":VDX): Likewise.
12605 ("neon_vst3_lane<mode>":VD): Likewise.
12606 ("neon_vst3_lane<mode>":VMQ): Likewise.
12608 2012-07-24 Roland McGrath <mcgrathr@google.com>
12610 * arm.c (arm_get_frame_offsets): Don't use fixed regs for
12611 stack alignment padding.
12613 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
12616 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
12617 negative constant address for TARGET_X32 ...
12618 (ix86_decompose_address): ... here. Reject constant addresses
12619 that don't satisfy x86_64_immediate_operand predicate.
12621 2012-07-24 Julian Brown <julian@codesourcery.com>
12623 * doc/sourcebuild.texi (arm_hf_eabi): Document effective-target check.
12625 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
12627 * sbitmap.h (SBITMAP_ELT_BITS): Use "1u" trick as for BITMAP_WORD_BITS.
12628 Move test to check that there is a popcount function for the the number
12629 of bits in SBITMAP_ELT_BITS to sbitmap.c.
12630 * sbitmap.c: Test SBITMAP_ELT_BITS, not HOST_BITS_PER_WIDEST_FAST_INT.
12631 MEM_STAT_INFO): Define in terms of their ALONE counterparts.
12633 * configure.ac (GATHER_STATISTICS): Always define, non-zero if enabled.
12634 * configure: Regenerate.
12635 * statistics.h (GATHER_STATISTICS): Error out if it is not defined.
12636 (GCC_MEM_STAT_ARGUMENTS): New define.
12637 (ALONE_MEM_STAT_DECL): Define in terms of GCC_MEM_STAT_ARGUMENTS.
12638 (ALONE_FINAL_MEM_STAT_DECL, ALONE_FINAL_PASS_MEM_STAT): New defines.
12639 (MEM_STAT_DECL, FINAL_MEM_STAT_DECL, PASS_MEM_STAT,
12640 FINAL_PASS_MEM_STAT): Define.
12641 * ggc-internal.h (ggc_record_overhead): Use FINAL_MEM_STAT_DECL.
12642 * ggc.h (ggc_record_overhead, ggc_free_overhead,
12643 ggc_prune_overhead_list): Remove internal prototypes, they are defined
12644 already in ggc-internal.h.
12645 * ggc-common.c (struct loc_descriptor): Remove #ifdef GATHER_STATISTICS
12647 (add_statistics): Likewise.
12648 (dump_ggc_loc_statistics): Likewise. Return if GATHER_STATISTICS is 0.
12649 * ggc-zone.c (struct page_entry): Remove #ifdef GATHER_STATISTICS
12650 wrappers around "survived" and "stats" members.
12651 (alloc_large_page): Always initialize survived.
12652 (ggc_internal_alloc_zone_stat): Likewise.
12653 Remove #ifdef GATHER_STATISTICS wrappers. Record overhead if
12654 GATHER_STATISTICS is non-0.
12655 (ggc_free): Convert #ifdef GATHER_STATISTICS to if-code.
12656 (sweep_pages): Always increase survived.
12657 (ggc_collect_1): Convert #ifdef GATHER_STATISTICS to if-code.
12658 (calculate_average_page_survival): Always define.
12659 (ggc_collect): Convert #ifdef GATHER_STATISTICS to if-code.
12660 (ggc_print_statistics): Likewise.
12661 (ggc_pch_read): Likewise.
12662 * ggc-page.c (struct globals): Always define "stats" member.
12663 (ggc_internal_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
12664 (ggc_free): Likewise.
12665 (ggc_collec): Likewise.
12666 (ggc_print_statistics): Likewise.
12667 * bitmap.h (struct bitmap_head_def): Always define "desc" member.
12668 (bitmap_initialize_stat): Convert #ifdef GATHER_STATISTICS to if-code.
12669 * gimple.h (enum gimple_alloc_kind): Always define.
12670 (gimple_alloc_kind): Likewise.
12671 * tree-flow.h (phinodes_print_statistics): Always define.
12672 (ssanames_print_statistics): Likewise.
12673 * vec.h (vec_heap_free): Always define.
12674 (VEC_stack_alloc): Define if GATHER_STATISTICS is non-0.
12675 * alloc-pool.c (alloc_pool_descriptor): Always define.
12676 (create_alloc_pool): Convert #ifdef GATHER_STATISTICS to if-code.
12677 (empty_alloc_pool): Likewise.
12678 (pool_alloc): Likewise.
12679 (pool_free): Likewise.
12680 (dump_alloc_pool_statistics): Likewise.
12681 (print_statistics): Always define.
12682 * bitmap.c (struct bitmap_descriptor): Always define.
12683 (bitmap_register): Pass ALONE_FINAL_PASS_MEM_STAT.
12684 (register_overhead): Always define.
12685 (bitmap_element_free): Convert #ifdef GATHER_STATISTICS to if-code.
12686 (bitmap_element_allocate): Likewise.
12687 (bitmap_elt_clear_from): Likewise.
12688 (bitmap_obstack_alloc_stat): Likewise.
12689 (bitmap_gc_alloc_stat): Likewise.
12690 (bitmap_obstack_free): Likewise.
12691 (bitmap_find_bit): Likewise.
12692 (bitmap_ior_and_into): Likewise.
12693 (bitmap_print): Likewise.
12694 (dump_bitmap_statistics): Likewise. Return if GATHER_STATISTICS is 0.
12695 * gimple.c (gimple_alloc_counts, gimple_alloc_sizes): Always define.
12696 (gimple_alloc_kind_names): Likewise.
12697 (gimple_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
12698 (dump_gimple_statistics): Likewise. Return if GATHER_STATISTICS is 0.
12699 * rtl.c (rtx_alloc_counts, rtx_alloc_sizes, rtvec_alloc_counts,
12700 rtvec_alloc_sizes): Always define.
12701 (rvec_alloc): Convert #ifdef GATHER_STATISTICS to if-code.
12702 (rtx_alloc_stat): Likewise.
12703 (dump_rtx_statistics): Likewise. Return if GATHER_STATISTICS is 0.
12704 * tree.c (_obstack_allocated_p, tree_code_counts, tree_node_counts,
12705 tree_node_sizes, tree_node_kind_names): Always define.
12706 (record_node_allocation_statistics): Convert #ifdef GATHER_STATISTICS
12708 (type_hash_canon): Likewise.
12709 (dump_tree_statistics): Likewise.
12710 * tree-ssanames.c (ssa_name_nodes_reused, ssa_name_nodes_created):
12712 (ssanames_print_statistics): Likewise.
12713 (make_ssa_name_fn): Convert #ifdef GATHER_STATISTICS to if-code.
12714 * tree-phinodes.c (phi_nodes_reused, phi_nodes_created): Always define.
12715 (phinodes_print_statistics): Likewise.
12716 (allocate_phi_node): Convert #ifdef GATHER_STATISTICS to if-code.
12717 * vec.c (struct vec_descriptor): Always define.
12718 (hash_descriptor, eq_descriptor, ptr_hash_entry, hash_ptr, eq_ptr,
12719 vec_descriptor, rester_overhead, free_overhead): Likewise.
12720 (cmp_statistic): Likewise.
12721 (vec_heap_free): Convert #ifdef GATHER_STATISTICS to if-code.
12722 (vec_heap_o_reserve_1): Likewise.
12723 (dump_vec_loc_statistics): Likewise.
12725 2012-07-24 Richard Guenther <rguenther@suse.de>
12727 PR tree-optimization/53616
12728 * tree-loop-distribution.c (ldist_gen): Do not change
12729 partition ordering when merging partitions.
12731 2012-07-24 Alan Modra <amodra@gmail.com>
12735 * config/rs6000/constraints.md (Y): Use mem_operand_gpr.
12736 * config/rs6000/predicates.md (word_offset_memref_operand): Delete.
12737 Adjust all rs6000_legitimate_offset_address_p calls.
12738 * config/rs6000/rs6000-protos.h (mem_operand_gpr): Declare.
12739 (rs6000_secondary_reload_gpr): Declare.
12740 (rs6000_legitimate_offset_address_p): Update prototype.
12741 (rs6000_offsettable_memref_p): Delete.
12742 (rs6000_secondary_reload_ppc64): Delete.
12743 * config/rs6000/rs6000.c (address_offset): New function.
12744 (mem_operand_gpr): Likewise.
12745 (rs6000_legitimate_offset_address_p): Add worst_case param. When
12746 not worst_case assume class of regs with least restrictive offsets.
12748 (legitimate_lo_sum_address_p): Simplify register mode tests.
12749 (rs6000_legitimize_address): Likewise. Assume best case offset
12750 addressing. Combine ELF and MACHO lo_sum code.
12751 (rs6000_mode_dependent_address): Correct offset addressing limits.
12752 (rs6000_offsettable_memref_p): Make static, add reg_mode param.
12753 Use reg_mode to help rs6000_legitimate_offset_address_p.
12754 (rs6000_secondary_reload): Use address_offset. Handle 32-bit multi
12755 gpr load/store when offset too large.
12756 (rs6000_secondary_reload_gpr): Renamed rs6000_secondary_reload_ppc64.
12757 (rs6000_split_multireg_move): Adjust rs6000_offsettable_memref_p calls.
12758 * config/rs6000/rs6000.md (movdf_hardfloat32): Use 'Y' constraint
12759 for gpr load/store. Order alternatives as r->Y,Y->r,r->r and
12760 d->m,m->d,d->d. Correct size of gpr load/store.
12761 (movdf_softfloat32): Use 'Y' constraint for gpr load/store. Order
12763 (movti_ppc64): Likewise.
12764 (movdi_internal32): Likewise. Also disparage fprs.
12765 (movdi_mfpgpr, movdi_internal64): Likewise.
12766 (movtf_internal): Use 'm' for fpr load/store. Order alternatives.
12767 (movtf_softfloat): Order alternatives.
12768 (extenddftf2_internal): Use 'm' and 'Y' for store.
12769 (movti_power, movti_string): Use 'Y' for gpr load/store. Order.
12770 (stack_protect_setdi, stack_protect_testdi): Likewise.
12771 (movdf_hardfloat64_mfpgpr, movdf_hardfloat64): Order alternatives.
12772 (movdf_softfloat64): Likewise.
12773 (reload_<mode>_store): Adjust reload_di_store to provide
12774 reload_si_store as well.
12775 (reload_<mode>_load): Likewise.
12777 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
12780 * config/sh/predicates.md (general_movsrc_operand,
12781 general_movdst_operand): Reject T_REG.
12782 * config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg,
12783 movsi_i, movsi_ie, movsi_i_lowpart, *movqi_reg_reg, *movhi_reg_reg):
12784 Remove T_REG alternatives.
12785 (*negtstsi): New insn.
12787 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
12790 * config/sh/sh.md (mulsf3_ie): Delete.
12791 (mulsf3_i4): Rename to mulsf3_i.
12792 (mulsf3): Emit mulsf3_i insn.
12794 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
12796 * config/sh/sh.md (addc1, subc1): Delete.
12797 (adddi3_compact): Use addc instead of addc1.
12798 (subdi3_compact): Use subc instead of subc1.
12800 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
12802 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
12803 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
12804 split_cost argument signed.
12805 (ix86_avoid_lea_for_add): Cleanup.
12806 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
12807 (ix86_avoid_lea_for_addr): Ditto. Make split_cost signed.
12808 Use gen_lowpart instead of gen_rtx_SUBREG. Cleanup.
12810 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
12812 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
12814 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
12817 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
12818 * config/i386/i386.c (ix86_print_operand_address): Ditto.
12819 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
12820 addresses. Prevent zero extensions of CONST_INT operands.
12822 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
12824 * sbitmap.h (struct int_list): Remove.
12825 (sbitmap_intersect_of_predsucc, sbitmap_union_of_predsucc):
12826 Remove prototypes of non-existing function.
12827 (sbitmap_intersect_of_predecessors, sbitmap_intersect_of_successors,
12828 sbitmap_union_of_predecessors, sbitmap_union_of_successors): Remove
12830 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
12831 sbitmap_union_of_succs, sbitmap_union_of_preds): Move prototypes to...
12832 * basic-block.h: ... here.
12833 * sbitmap.c: Do not include basic-block.h.
12834 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
12835 sbitmap_union_of_succs, sbitmap_union_of_preds): Move functions to...
12836 * cfganal.c: ... here.
12837 * bt-load.c (compute_out, link_btr_uses): Update for above changes.
12838 * gcse.c (compute_code_hoist_vbeinout): Likewise.
12839 * lcm.c (compute_antinout_edge, compute_available): Likewise.
12840 * Makefile.in: Fix sbitmap.o dependencies.
12842 2012-07-23 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12843 Nick Clifton <nickc@redhat.com>
12845 * config/frv/frv-protos.h (frv_ifcvt_machdep_init): Prototype.
12846 * config/frv/frv.c (frv_ifcvt_machdep_init): Change type of
12847 (unused) parameter to void *.
12849 2012-07-23 Richard Guenther <rguenther@suse.de>
12851 * tree-ssa-alias.c (dump_alias_info): Walk over local decls
12852 instead of referenced vars.
12854 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
12856 * coverage.c: Refer to "notes file" instead of "graph file"
12857 in all comments. Explain history of bbg prefix.
12858 * gcov-io.h: Likewise.
12859 * gcov.c: Likewise.
12860 (find_source): Likewise in fnotice.
12861 (read_graph_file): Likewise.
12862 (read_count_file): Likewise.
12863 * doc/gcov.texi: Document -fprofile-dir flag. Add "notes file"
12864 and "data file" explicitly in the explanation of the files.
12866 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
12868 PR tree-optimization/53881
12869 * tree-cfg.c (group_case_labels_stmt): Look up the basic block
12870 for each label and compare them instead of labels.
12872 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
12874 * opts.c (common_handle_option): Do not set
12875 flag_value_profile_transformations for -fprofile-generate.
12876 * profile.c (instrument_values): Use COUNTER_FOR_HIST_TYPE.
12877 (BB_TO_GCOV_INDEX): Remove.
12878 (output_location): Don't use it.
12879 (branch_prob): Likewise. Don't fiddle with the index of
12880 ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR. Use clear_aux_for_blocks.
12881 (find_spanning_tree):
12882 * gcov.c (struct function_info): Document that blocks 0 and 1
12883 are the entry resp. exit blocks in gcov, too, like in GCC itself.
12884 (solve_flow_graph): Use ENTRY_BLOCK and EXIT_BLOCK for special
12885 blocks identification.
12886 (output_lines): Likewise.
12887 * value-prof.c (gimple_value_profile_transformations): Do not
12888 test flag_value_profile_transformations again.
12889 (gimple_ic_transform): Take a gimple_stmt_iterator like all other
12890 transformation functions.
12891 (gimple_values_to_profile):
12892 Don't test flag_value_profile_transformations
12893 * tree-profile.c (tree_profiling): Assert that the cgraph is in
12894 the CGRAPH_STATE_IPA_SSA state.
12895 Do not set, or look at, after_tree_profile.
12896 * function.h (struct function): Remove after_tree_profile bit.
12897 * omp-low.c (expand_omp_taskreg): Don't set after_tree_profile.
12898 * tree-inline.c (initialize_cfun): Don't copy it.
12899 * lto-streamer-out.c (output_struct_function_base): Don't stream it.
12900 * lto-streamer-in.c (input_struct_function_base): Likewise.
12902 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
12904 * config/sh/sh.h (TARGET_DYNSHIFT): New macro.
12905 (SH_DYNAMIC_SHIFT_COST): Use it.
12906 * config/sh/sh.c (expand_ashiftrt, shl_sext_kind): Likewise.
12907 (sh_dynamicalize_shift_p): Add TARGET_DYNSHIFT condition.
12908 Add sanity check for input value. Add function description.
12909 * config/sh/sh.md (ashlsi3, ashlsi3_std, ashrsi3_d, lshrsi3,
12910 lshrsi3_d): Use TARGET_DYNSHIFT.
12912 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
12914 * config/sh/sh.md (negc): Delete expander.
12915 (*negc): Rename insn to negc.
12917 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
12920 * config/i386/i386.md (*lea): New insn pattern.
12922 (*lea<mode>_2): Ditto.
12923 (*lea_{3,4,5,6}_zext): Ditto.
12924 * config/i386/predicates.md (lea_address_operand): Do not reject
12925 zero-extended address operands.
12926 * config/i386/constraints.md (j): Remove address constraint.
12927 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
12929 (ix86_print_operand_address): Handle SImode subreg of an address.
12930 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
12932 2012-07-22 Hans-Peter Nilsson <hp@axis.com>
12934 Emit executable-stack note correctly for CRIS targets.
12935 * config/cris/cris.c (cris_file_end): New function.
12936 (TARGET_ASM_FILE_END): Define.
12938 2012-07-22 Chung-Lin Tang <cltang@codesourcery.com>
12939 Maxim Kuvyrkov <maxim@codesourcery.com>
12940 NetLogic Microsystems Inc.
12942 * config/mips/mips.c (mips_issue_rate): Handle XLP.
12943 * config/mips/mips.md: Include xlp.md.
12944 * config/mips/xlp.md: New file.
12946 2012-07-21 Steven Bosscher <steven@gcc.gnu.org>
12948 PR gcov-profile/32543
12949 * profile.c (branch_prob): Update total_num_edges_instrumented and
12950 report the number of edges to instrument.
12952 2012-07-21 Oleg Endo <olegendo@gcc.gnu.org>
12954 * config/sh/sh.md: Correct comment regarding clrt and sett insns.
12956 2012-07-21 Andrew Pinski <apinski@cavium.com>
12958 * config/mips/mips.md (*popcountdi2_trunc): New pattern
12959 to handle popcount of a truncation.
12961 2012-07-21 Andrew Pinski <apinski@cavium.com>
12963 * config/mips/mips-protos.h (mips_expand_ext_as_unaligned_load):
12964 Add a bool argument.
12965 * config/mips/mips.c (mips_block_move_straight): Update call to
12966 mips_expand_ext_as_unaligned_load.
12967 (mips_expand_ext_as_unaligned_load): Add unsigned_p argument.
12968 Accept DImode dest when the width is that of SImode.
12969 * config/mips/mips.md (extv): Update call to
12970 mips_expand_ext_as_unaligned_load.
12973 2012-07-21 Andrew Pinski <apinski@cavium.com>
12975 * config/mips/mips.c (mips_get_unaligned_mem): Copy *op after calling
12978 2012-07-20 Maxim Kuvyrkov <maxim@codesourcery.com>
12980 * config/mips/mips.md (define_attr sync_*): Move before "type".
12981 (define_attr "type"): New values "atomic" and "syncloop".
12982 * config/mips/sync.md (atomic_exchange<mode>, atomic_fetch_add<mode>):
12983 Set "type" attribute.
12984 * config/mips/generic.md (generic_atomic, generic_syncloop):
12986 * config/mips/10000.md, config/mips/20kc.md,
12987 * config/mips/24k.md, config/mips/4130.md,
12988 * config/mips/4k.md, config/mips/5400.md,
12989 * config/mips/5500.md, config/mips/5k.md,
12990 * config/mips/7000.md, config/mips/74k.md,
12991 * config/mips/9000.md, config/mips/loongson2ef.md,
12992 * config/mips/loongson3a.md, config/mips/octeon.md,
12993 * config/mips/sb1.md, config/mips/sr71k.md,
12994 * config/mips/xlr.md: Handle "atomic" and "syncloop" types.
12996 2012-07-20 Oleg Endo <olegendo@gcc.gnu.org>
12998 * config/sh/sh.md: Group and sort shift related patterns.
12999 (ashlsi3_n, *ashlhi3_n, lshrsi3_n): Remove length attributes.
13001 2012-07-20 Hans-Peter Nilsson <hp@axis.com>
13003 * config/cris/cris.c (cris_asm_output_ident): Remove unused
13004 local variables section_asm_op, size, buf.
13006 2012-07-20 Pat Haugen <pthaugen@us.ibm.com>
13007 Steven Bosscher <steven@gcc.gnu.org>
13009 * config/rs6000/power4.md (power4-store-update): Fix reservation.
13010 (power4-three): Likewise.
13012 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
13013 Greta Yorsh <Greta.Yorsh@arm.com>
13015 * config/arm/arm.c (arm_cortex_a15_tune): New tune.
13016 * config/arm/arm-cores.def (cortex-a15): Use it.
13018 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
13019 Greta Yorsh <Greta.Yorsh@arm.com>
13021 * config/arm/arm-protos.h (tune_params): Add prefer_ldrd_strd.
13022 * config/arm/arm.c (arm_slowmul_tune): Initialize it.
13023 (arm_fastmul_tune, arm_strongarm_tune): Likewise.
13024 (arm_xscale_tune, arm_9e_tune, arm_v6t2_tune): Likewise.
13025 (arm_cortex_tune, arm_cortex_a5_tune, arm_cortex_a9_tune): Likewise.
13026 (arm_fa726te_tune): Likewise.
13028 2012-07-20 Richard Guenther <rguenther@suse.de>
13030 * tree-dfa.c (collect_dfa_stats): Simplify.
13031 * tree-ssa-structalias.c (compute_may_aliases): Do not dump
13033 * cfgexpand.c (estimated_stack_frame_size): Walk over local
13034 decls instead of referenced vars.
13035 * tree-ssa.c (delete_tree_ssa): Simplify.
13036 * tree-tailcall.c (find_tail_calls): Walk over local decls
13037 instead of referenced vars.
13038 (add_virtual_phis): Remove.
13039 (tree_optimize_tail_calls_1): Instead mark the virtual operand
13042 2012-07-20 Steven Bosscher <steven@gcc.gnu.org>
13044 * basic-block.h (BB_FLAGS_TO_PRESERVE): New define.
13045 (brief_dump_cfg): Update prototype to take flags argument.
13046 (check_bb_profile): Remove prototype.
13047 * tracer.c (tracer): Update brief_dump_cfg calls.
13048 * cfghooks.c (dump_bb): Do not pass TDF_COMMENT to dump_bb_info.
13049 Call dump_bb_info before and after the cfghook dump_bb. Terminate
13050 the dump with a newline.
13051 (dump_flow_info): Do not call check_bb_profile.
13052 * cfg.c (clear_bb_flags): Update using BB_FLAGS_TO_PRESERVE.
13053 (check_bb_profile): Make static. Take indent and flags arguments.
13054 (dump_bb_info): Always dump loop depth. With TDF_DETAILS, call
13055 check_bb_profile. Print one edge per line.
13056 (brief_dump_cfg): Take a flags argument, and filter out
13057 TDF_COMMENT and TDF_DETAILS.
13058 * pretty-print.c (pp_base_newline): Set pp_needs_newline to false.
13059 * gimple-pretty-print.c (dump_gimple_bb_header): Do not use
13060 dump_bb_info here, it is already called from dump_bb. Idem for
13062 (dump_gimple_bb_footer): Likewise.
13063 (gimple_dump_bb_buff): Call pp_flush after dump_gimple_stmt to
13064 avoid broken dumps for statement histograms.
13065 (gimple_dump_bb): Handle ENTRY_BLOCK and EXIT_BLOCK. Do
13066 not call pp_flush here, the buffer should be empty.
13067 * sched-rgn.c (debug_region): Pass TDF_BLOCKS to dump_bb.
13068 * sched-vis.c (debug_bb_slim): Likewise.
13069 * tree-cfg.c (remove_bb): Pass dump_flags to dump_bb.
13070 (gimple_debug_bb): Pass TDF_BLOCKS to dump_bb.
13071 (gimple_dump_cfg): Do brief_dump_cfg with TDF_COMMENT.
13072 (dump_function_to_file): Do not call check_bb_profile on
13073 ENTRY_BLOCK and EXIT_BLOCK, check_bb_profile doesn't handle them.
13074 Use dump_bb instead of gimple_dump_bb.
13075 (print_loops_bb): Use dump_bb instead of gimple_dump_bb.
13076 * passes.c (execute_function_dump): Always call print_rtl_with_bb
13078 * cfgrtl.c (print_rtl_with_bb): Handle printing without an up-to-date
13079 CFG. With TDF_BLOCKS and TDF_DETAILS, do DF dumps at the top and
13080 bottom of each basic block.
13082 2012-07-20 Richard Guenther <rguenther@suse.de>
13084 PR tree-optimization/54031
13085 * tree-ssa-ccp.c (get_value_from_alignment): Use
13086 get_pointer_alignment_1.
13088 2012-07-20 Richard Guenther <rguenther@suse.de>
13090 * tree-inline.c (add_local_variables): Remove check_var_ann
13091 parameter and dead code.
13092 (expand_call_inline): Adjust.
13093 (tree_function_versioning): Likewise.
13095 2012-07-20 Jakub Jelinek <jakub@redhat.com>
13098 * tree-vrp.c (nonnull_arg_p): Handle all nonnull attributes instead
13099 of just the first one.
13101 2012-07-20 Richard Guenther <rguenther@suse.de>
13103 * builtins.c (get_object_alignment_2): Correct offset handling
13104 when using type alignment of a MEM_REF kind base.
13106 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
13109 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
13110 (_lzcnt_u64): Ditto.
13112 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
13114 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
13116 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
13118 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
13119 defining statement is a SSA name that occurs in abnormal PHIs.
13121 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
13123 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
13126 2012-07-19 Jakub Jelinek <jakub@redhat.com>
13128 PR rtl-optimization/53942
13129 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
13130 directly from likely spilled non-fixed hard registers, move them
13133 2012-07-19 Steve Ellcey <sellcey@mips.com>
13135 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
13138 2012-07-19 Jason Merrill <jason@redhat.com>
13141 * dwarf2out.c (get_die_parent): New.
13142 (generate_type_signature): Use it.
13144 2012-07-19 Richard Henderson <rth@redhat.com>
13146 * config/ia64/vect.md (smulv4hi3_highpart): New.
13147 (umulv4hi3_highpart): New.
13148 (vec_widen_smult_even_v4hi): Rename from pmpy2_even.
13149 (vec_widen_smult_odd_v4hi): Rename from pmpy2_odd.
13150 (udot_prodv8qi, sdot_prodv8qi): Remove.
13151 (sdot_prodv4hi, udot_prodv4hi): Remove.
13152 * config/ia64/ia64.c (ia64_expand_dot_prod_v8qi): Remove.
13153 * config/ia64/ia64-protos.h: Update.
13155 * tree-vect-patterns.c (vect_recog_divmod_pattern): Do not require
13156 vectors larger than UNITS_PER_WORD.
13158 * expr.c (store_constructor): Initialize icode with CODE_FOR_nothing.
13159 * tree-vect-stmts.c (vectorizable_operation): Use LAST_INSN_CODE for
13160 dummy != CODE_FOR_nothing value.
13162 2012-07-19 Uros Bizjak <ubizjak@gmail.com>
13164 * doc/tm.texi.in (MODE_AFTER): Add entity as the first macro argument.
13165 * doc/tm.texi: Regenerate.
13166 * mode-switching.c (optimize_mode_switching): Update MODE_AFTER call.
13167 * config/sh/sh.h (MODE_AFTER): Update.
13168 * config/epiphany/epiphany.h (MODE_AFTER): Update.
13170 2012-07-19 Jakub Jelinek <jakub@redhat.com>
13172 PR middle-end/54017
13173 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
13174 (cleanup_tree_cfg_bb): Don't call it.
13175 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
13178 2012-07-19 Christian Bruel <christian.bruel@st.com>
13181 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
13183 2012-07-19 Richard Guenther <rguenther@suse.de>
13184 Eric Botcazou <ebotcazou@adacore.com>
13186 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
13187 about transition from invariant to known bits.
13188 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
13190 2012-07-19 Richard Guenther <rguenther@suse.de>
13192 PR tree-optimization/53970
13193 * tree-vect-data-refs.c (not_size_aligned): Avoid sign-compare warning.
13195 2012-07-19 Tristan Gingold <gingold@adacore.com>
13196 Richard Henderson <rth@redhat.com>
13198 * opts.c (finish_options): Handle UI_SEH.
13199 * expr.c (build_personality_function): Handle UI_SEH.
13200 * dwarf2out.c (dwarf2out_begin_prologue): Handle UI_SEH.
13201 * coretypes.h (unwind_info_type): Add UI_SEH.
13202 * config/i386/winnt.c (i386_pe_seh_emit_except_personality):
13204 (i386_pe_seh_init_sections): Likewise.
13205 * config/i386/cygming.h (TARGET_ASM_EMIT_EXCEPT_PERSONALITY): Define.
13206 (TARGET_ASM_INIT_SECTIONS): Define.
13207 * common/config/i386/i386-common.c (TARGET_EXCEPT_UNWIND_INFO): Define.
13208 (i386_except_unwind_info): New function.
13210 2012-07-18 Maciej W. Rozycki <macro@codesourcery.com>
13211 Chao-ying Fu <fu@mips.com>
13213 * config/mips/mips.opt (mmcu): New option.
13214 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
13215 _mips_mcu when TARGET_MCU.
13216 (ASM_SPEC): Pass mcu options to the assembler.
13217 * doc/invoke.texi (MIPS Options): Document -mmcu and -mno-mcu.
13219 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
13221 * config.gcc (v850-*-rtems*): New target.
13222 * config/v850/rtems.h: New.
13223 * config/v850/t-rtems: New.
13225 2012-07-18 Bill Schmidt <wschmidt@linux.ibm.com>
13227 * doc/invoke.texi: Add -fhoist-adjacent-loads and -ftree-slsr to list
13228 of flags controlling optimization; add -ftree-slsr to list of flags
13229 enabled by default at -O; add -fhoist-adjacent-loads to list of flags
13230 enabled by default at -O2; add -fvect-cost-model to list of flags
13231 enabled by default at -O3; document -fhoist-adjacent-loads and
13233 * opts.c (default_option): Make -ftree-slsr default at -O1 and above.
13234 * gimple-ssa-strength-reduction.c (gate_strength_reduction): Use
13236 * common.opt: Add -ftree-slsr with flag_tree_slsr.
13238 2012-07-18 Jie Zhang <jzhang918@gmail.com>
13239 Julian Brown <julian@codesourcery.com>
13241 * config/arm/arm.c (arm_rtx_costs_1): Adjust cost for CONST_VECTOR.
13242 (arm_size_rtx_costs): Likewise.
13243 (neon_valid_immediate): Add a case for double 0.0.
13245 2012-07-18 Andrew Stubbs <ams@codesourcery.com>
13246 Mark Shinwell <shinwell@codesourcery.com>
13247 Julian Brown <julian@codesourcery.com>
13249 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp)
13250 (*movdi_vfp_cortexa8, *movsf_vfp, *thumb2_movsf_vfp)
13251 (*movdf_vfp, *thumb2_movdf_vfp, *movsfcc_vfp)
13252 (*thumb2_movsfcc_vfp, *movdfcc_vfp, *thumb2_movdfcc_vfp): Add
13254 * config/arm/arm.md (neon_type): Update comment.
13256 2012-07-18 Richard Guenther <rguenther@suse.de>
13258 PR tree-optimization/53970
13259 * tree.h (contains_packed_reference): Remove.
13260 * expr.c (contains_packed_reference): Likewise.
13261 * tree-vect-data-refs.c (not_size_aligned): New function.
13262 (vector_alignment_reachable_p): Use it.
13263 (vect_supportable_dr_alignment): Likewise.
13265 2012-07-18 Richard Guenther <rguenther@suse.de>
13267 * tree.h (get_object_or_type_alignment): Remove.
13268 * builtins.c (get_object_alignment_2): New function copied from
13269 get_object_alignment_1. Take extra argument to indicate whether
13270 we take the address of EXP. Rework to use type alignment information
13271 if not, and return whether the result is an approximation or not.
13272 (get_object_alignment_1): Wrap around get_object_alignment_2.
13273 (get_pointer_alignment_1): Call get_object_alignment_2 indicating
13274 we take the address.
13275 (get_object_or_type_alignment): Remove.
13276 * expr.c (expand_assignment): Call get_object_alignment.
13277 (expand_expr_real_1): Likewise.
13279 2012-07-18 Nick Clifton <nickc@redhat.com>
13281 * doc/invoke.texi (ARM Options): Document -munaligned-access.
13283 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
13285 * config/sh/sh.md (mulsidi3, umulsidi3): Remove constraints in
13286 expander. Use arith_reg_dest predicate.
13287 (rotldi3, rotrdi3): Remove constraints in expander.
13288 (adddi3_compact, subdi3_compact, mulsidi3_compact, umulsidi3_compact,
13289 ashlsi3_n, *ashlhi3_n, ashrsi2_16, ashrsi2_31, lshrsi3_n): Convert to
13292 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
13295 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
13297 * config/sh/sh.c (sh_option_override): Do not change
13298 flag_finite_math_only. Set TARGET_IEEE to complement of
13299 flag_finite_math_only.
13300 * doc/invoke.texi (SH options): Add mno-ieee. Correct description
13301 of mieee and mno-ieee behavior.
13303 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
13305 * graphite-poly.c (print_pbb_body): Fixup dump_bb call.
13307 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
13309 * dumpfile.h (TDF_COMMENT): New define.
13310 * basic-block.h (EDGE_FALLTHRU, EDGE_ABNORMAL, EDGE_ABNORMAL_CALL,
13311 EDGE_EH, EDGE_FAKE, EDGE_DFS_BACK, EDGE_CAN_FALLTHRU,
13312 EDGE_IRREDUCIBLE_LOOP, EDGE_SIBCALL, EDGE_LOOP_EXIT, EDGE_TRUE_VALUE,
13313 EDGE_FALSE_VALUE, EDGE_EXECUTABLE, EDGE_CROSSING, EDGE_PRESERVE):
13314 Move to new file cfg-flags.h.
13315 (enum cfg_edge_flags): New enum, using cfg-flags.h.
13316 (EDGE_ALL_FLAGS): Compute value automatically.
13317 (BB_NEW, BB_REACHABLE, BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK,
13318 BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION,
13319 BB_DUPLICATED, BB_NON_LOCAL_GOTO_TARGET, BB_RTL,
13320 BB_FORWARDER_BLOCK, BB_NONTHREADABLE_BLOCK, BB_MODIFIED, BB_VISITED,
13321 BB_IN_TRANSACTION): Move to new file cfg-flags.h.
13322 (enum bb_flags): Rename to cfg_bb_flags. Use cfg-flags.h.
13323 (BB_ALL_FLAGS): New, compute value automatically.
13324 (dump_bb_info): Update prototype.
13325 (dump_edge_info): Update prototype.
13326 * cfg-flags.h: New file.
13327 * cfg.c (dump_edge_info): Take flags argument. Be verbose only if
13328 TDF_DETAILS and not TDF_SLIM. Include cfg-flags.h for bitnames.
13329 Check that the edge flags are within the range of EDGE_ALL_FLAGS.
13330 (debug_bb): Update dump_bb call.
13331 (dump_cfg_bb_info): Remove.
13332 (dump_bb_info): New function. Use cfg-flags.h for bitnames.
13333 Adjust verbosity using TDF_* flags. Check that the basic block flags
13334 are within the range of BB_ALL_FLAGS.
13335 (brief_dump_cfg): Use dump_bb_info instead of dump_cfg_bb_info.
13336 * cfghooks.h (struct cfghooks): Update dump_bb hook, take a FILE
13337 first for consistency with other dump functions.
13338 (dump_bb): Update prototype accordingly.
13339 * cfghooks.c: Include dumpfile.h.
13340 (verify_flow_info): Update dump_edge_info calls.
13341 (dump_bb): Take a flags argument and pass it around.
13342 Use dump_bb_info to dump common information about a basic block.
13343 (dump_flow_info): Moved here from cfgrtl.c. Make IL agnostic.
13344 (debug_flow_info): Moved here from cfgrtl.c.
13345 * profile.c (is_edge_inconsistent): Update dump_bb calls.
13346 * loop-invariant.c (find_defs): Update print_rtl_with_bb call.
13347 * rtl.h (debug_bb_n_slim, debug_bb_slim, print_rtl_slim,
13348 print_rtl_slim_with_bb): Remove prototypes.
13349 (dump_insn_slim): Adjust prototype to take a const_rtx.
13350 (print_rtl_with_bb): Adjust prototype.
13351 * sched-rgn.c (debug_region): Use dump_bb instead of debug_bb_n_slim.
13352 * sched-vis.c (dump_insn_slim): Take a const_rtx.
13353 (debug_insn_slim): Prototype here near DEBUG_FUNCTION marker.
13354 (print_rtl_slim_with_bb): Remove.
13355 (print_rtl_slim): Rename to debug_rtl_slim. Print only insn info,
13356 not basic block info (print_rtl_with_bb with TDF_SLIM should be used
13357 for that. Prototype here near DEBUG_FUNCTION marker.
13358 (debug_bb_slim): Prototype here near DEBUG_FUNCTION marker.
13360 (debug_bb_n_slim): Prototype here near DEBUG_FUNCTION marker.
13361 * tree-cfg.c (gimple_can_merge_blocks_p): Use EDGE_COMPLEX.
13362 (remove_bb): Update dump_bb call.
13363 (gimple_debug_bb): Use dump_bb.
13364 (dump_function_to_file): Update gimple_dump_bb call.
13365 (print_loops_bb): Likewise.
13366 * tree-flow.h (gimple_dump_bb): Update prototype.
13367 * gimple-pretty-print.c (dump_bb_header): Rename to
13368 dump_gimple_bb_header. Write to a stream instead of a pretty
13369 printer. Use dump_bb_info to dump basic block info.
13370 (dump_bb_end): Rename to dump_gimple_bb_footer. Write to a
13371 stream instead of a pretty printer. Use dump_bb_info.
13372 (gimple_dump_bb_buff): Do not call dump_bb_header and dump_bb_end.
13373 (gimple_dump_bb): Do it here with dump_gimple_bb_header and
13374 dump_gimple_bb_footer.
13375 * cfgrtl.c (rtl_dump_bb): Update prototype. Only dump DF if the
13376 dump flags have TDF_DETAILS. Use dump_insn_slim if TDF_SLIM.
13377 (print_rtl_with_bb): Take a flags argument and pass it around.
13378 Use dump_insn_slim if TDF_SLIM.
13379 (dump_bb_info): Removed and re-incarnated in cfg.c.
13380 (dump_flow_info): Moved to cfghooks.c.
13381 (debug_flow_info): Moved to cfghooks.c.
13382 * passes.c (execute_function_dump): Unconditionally use
13383 print_rtl_with_bb for RTL dumps, now that it understands TDF_SLIM.
13384 * final.c (dump_basic_block_info): Update dump_edge_info calls.
13385 * tree-vrp.c (dump_asserts_for): Likewise.
13386 * ifcvt.c (if_convert): Unconditionally use print_rtl_with_bb.
13387 * tree-if-conv.c (if_convertible_bb_p): Don't look at
13388 EDGE_ABNORMAL_CALL, it has no meaning in the GIMPLE world.
13389 * trans-mem.c (make_tm_edge): Don't set EDGE_ABNORMAL_CALL,
13390 for the same reason.
13391 * config/rl78/rl78.c (rl78_reorg): Update print_rtl_with_bb calls.
13393 2012-07-17 Richard Guenther <rguenther@suse.de>
13395 * tree-vect-data-refs.c (vect_get_new_vect_var): Add referenced
13396 vars here, use create_tmp_reg where appropriate.
13397 (vect_create_addr_base_for_vector_ref): Do not add referenced
13398 vars here, use create_tmp_reg where appropriate.
13399 (vect_create_data_ref_ptr): Likewise.
13400 (vect_create_destination_var): Likewise.
13401 (vect_permute_store_chain): Likewise.
13402 (vect_permute_load_chain): Likewise.
13403 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks):
13405 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
13406 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
13407 (vect_handle_widen_op_by_const): Likewise.
13408 * tree-vect-stmts.c (vect_init_vector): Likewise.
13409 (vectorizable_load): Likewise.
13411 2012-07-17 Tom de Vries <tom@codesourcery.com>
13413 * hwint.c: Fix loop range.
13415 2012-07-17 Tom de Vries <tom@codesourcery.com>
13417 * double-int.h (double_int_popcount): New inline function.
13418 * hwint.c (popcount_hwi): New function.
13419 * hwint.h (popcount_hwi): Declare function. New inline function.
13421 2012-07-17 Richard Henderson <rth@redhat.com>
13423 * tree-vect-stmts.c (supportable_widening_operation): Remove decl
13425 (vectorizable_conversion): Update supportable_widening_operation call.
13426 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
13427 (vect_recog_widen_shift_pattern): Likewise.
13428 * tree-vectorizer.h: Update decl.
13430 2012-07-17 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13431 Ulrich Weigand <ulrich.weigand@linaro.org>
13433 * common/config/arm/arm-common.c (arm_option_optimization_table):
13434 Enable -fsched-pressure by default while optimizing.
13435 * config/arm/arm.c (arm_option_override): Use the alternate scheduler
13436 pressure algorithm by default.
13438 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
13440 * config/sh/sh.h (CONST_OK_FOR_I06): Delete.
13441 (CONST_OK_FOR_I10): Move macro to ...
13442 * config/sh/sh.c: ... here.
13443 (sh_legitimate_index_p): Use satisfies_constraint_I06 instead of
13446 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
13448 * config/sh/sh.md: Delete mov related define_peephole patterns.
13450 2012-07-16 Jonathan Wakely <jwakely.gcc@gmail.com>
13453 * doc/install.texi (Installing GCC): Refer to instructions for
13454 released versions. Fix hyphenation.
13456 2012-07-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13458 * config/spu/spu.c (targetm): Move to bottom of file.
13459 (spu_attribute_table): Likewise.
13460 (spu_option_override, spu_init_builtins, spu_builtin_decl,
13461 spu_scalar_mode_supported_p, spu_vector_mode_supported_p,
13462 spu_legitimate_address_p, spu_addr_space_legitimate_address_p,
13463 adjust_operand, get_pic_reg, need_to_save_reg, frame_emit_store,
13464 frame_emit_load, frame_emit_add_imm, emit_nop_for_insn,
13465 insn_clobbers_hbr, spu_emit_branch_hint, spu_emit_vector_compare,
13466 get_branch_target, spu_machine_dependent_reorg, spu_sched_issue_rate,
13467 spu_sched_variable_issue, spu_sched_adjust_cost, spu_sched_init_global,
13468 spu_sched_init, spu_sched_reorder, spu_handle_fndecl_attribute,
13469 spu_handle_vector_attribute, spu_pass_by_reference, spu_function_arg,
13470 spu_function_arg_advance, spu_build_builtin_va_list, spu_va_start,
13471 spu_gimplify_va_arg_expr, store_with_one_insn_p, reg_aligned_for_addr,
13472 spu_assemble_integer, spu_asm_globalize_label, spu_rtx_costs,
13473 spu_function_ok_for_sibcall, spu_init_libfuncs, spu_return_in_memory,
13474 spu_encode_section_info, spu_legitimize_address,
13475 spu_addr_space_legitimize_address, spu_builtin_mask_for_load,
13476 spu_builtin_vectorization_cost, spu_vector_alignment_reachable,
13477 spu_addr_space_pointer_mode, spu_addr_space_address_mode,
13478 spu_addr_space_subset_p, spu_addr_space_convert, spu_sms_res_mii,
13479 spu_section_type_flags, spu_select_section, spu_unique_section,
13480 spu_trampoline_init, spu_conditional_register_usage,
13481 spu_ref_may_alias_errno, spu_output_mi_thunk, spu_unwind_word_mode,
13482 spu_libgcc_cmp_return_mode, spu_libgcc_shift_count_mode,
13483 spu_setup_incoming_varargs): Remove prototypes.
13484 (spu_legitimize_address): Add "static" to definition.
13486 2012-07-16 Jakub Jelinek <jakub@redhat.com>
13488 * config/i386/rtmintrin.h (_xabort): Remove trailing semicolon.
13490 2012-07-16 Ulrich Weigand <ulrich.weigand@linaro.org>
13492 * tree-ssa-ccp.c (optimize_unreachable): Check gsi_end_p
13493 before calling gsi_stmt.
13495 2012-07-16 Kirill Yukhin <kirill.yukhin@intel.com>
13498 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
13500 * config/i386/i386.md (stack_protect_set): Disable the pattern
13501 for Android since Android libc (bionic) does not provide random
13502 value for stack protection guard at gs:0x14. Guard value
13503 will be provided from external symbol (default implementation).
13504 (stack_protect_set_<mode>): Likewise.
13505 (stack_protect_test): Likewise.
13506 (stack_protect_test_<mode>): Likewise.
13508 2012-07-16 H.J. Lu <hongjiu.lu@intel.com>
13510 PR middle-end/53959
13512 * gimple.c (gimple_types_compatible_p_1): Restore type attribute
13515 2012-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
13517 * opts.c (default_option): Add -fvect-cost-model to default options
13520 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
13522 * graphite-clast-to-gimple.c, graphite-dependences.c,
13523 graphite-sese-to-poly.c: Include tree-pass.h instead of dumpfile.h
13524 for pass TODO flags.
13525 * Makefile.in: Fix dependencies.
13527 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
13529 * haifa-sched.c (init_before_recovery): Do not set EDGE_CAN_FALLTHRU.
13530 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13532 * function.c (stack_protect_epilogue): Use expand_call to expand
13533 targetm.stack_protect_fail.
13534 * stmt.c (expand_expr_stmt): Remove now-unused function.
13535 * tree.h (expand_expr_stmt): Remove prototype.
13536 * doc/tm.texi.in (TARGET_STACK_PROTECT_FAIL): Document that this
13537 hook must return a CALL_EXPR.
13538 * doc/tm.texi: Regenerate.
13540 * emit-rtl.c (emit_label_before): Do not allow the same label
13541 to be emitted twice.
13542 (emit_label_after): Likewise.
13543 (emit_label): Likewise.
13545 * flags.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
13546 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): Move to tree.h.
13547 * tree.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
13548 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): New home.
13550 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
13552 * system.h (dump_file): Do not define.
13553 * tree-pass.h: Include dumpfile.h, which is a new file containing...
13554 (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p,
13555 dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p,
13556 dump_flag_name, dump_file, dump_flags, dump_file_name,
13557 get_dump_file_info, struct dump_file_info): all of this, moved to...
13558 * dumpfile.h: Here, new file.
13559 * tree-dump.h: Include dumpfile.h, but not tree-pass.h.
13560 (dump_stmt): Remove prototype for C++ specific function.
13561 (dump_enumerated_decls): Move prototype from here...
13562 * tree-flow.h (dump_enumerated_decls): ... to here.
13563 (get_ref_base_and_extent) Move prototype from here ...
13564 * tree.h (get_ref_base_and_extent) ... to here.
13565 * tree-ssa-live.c: Do not inclde tree-pretty-print.h, because
13566 gimple-pretty-print.h is enough. Do not include tree-dump.h,
13567 include timevar.h and dumpfile.h instead.
13568 (struct numbered_tree_d, compare_decls_by_uid,
13569 dump_enumerated_decls_push, dump_enumerated_decls): Move from here ...
13570 * tree-dfa.c:(struct numbered_tree_d, compare_decls_by_uid,
13571 dump_enumerated_decls_push, dump_enumerated_decls):... to here.
13572 Do not include timevar.h.
13573 * tree.c: Do not include timevar.h.
13574 * tree-cfg.c: Do not include langhooks.h, tree-pretty-print.h, and
13576 (dump_cfg_stats): Use current_function_name.
13577 (gimple_cfg2vcg): Likewise.
13578 (dump_function_to_file): Likewise.
13579 * df-scan.c: Do not include tree-pass.h and timevar.h.
13580 Include dumpfile.h.
13581 (df_entry_block_bitmap_verify, df_exit_block_bitmap_verify): Do not
13582 use print_current_pass.
13583 * df-problems.c: Include dumpfile.h.
13584 Always define REG_DEAD_DEBUGGING, avoid #ifdef code, because it
13585 leads to errors in the code not selected.
13586 (df_note_compute): Do not print_rtl_with_bb here. Fix compilation
13587 bug if REG_DEAD_DEBUGGING is not 0, get_insns is not available here.
13588 * lcm.c: Include dumpfile.h.
13589 Remove obsolete include of insn-attr.h.
13590 * dojump.c (do_compare_rtx_and_jump): Remove failure printing for
13591 missing probability notes.
13592 * stmt.c: Include dumpfile.h.
13593 (emit_case_decision_tree): Re-enable printing expand details only
13595 * alias.c, auto-inc-dec.c, bb-reorder.c, caller-save.c, cfg.c,
13596 cfgcleanup.c, cfgexpand.c, cfgloop.c, cfgloopmanip.c, cgraph.c,
13597 cgraphclones.c, cgraphunit.c, combine.c, combine-stack-adj.c,
13598 coverage.c, cprop.c, cse.c, cselib.c, dbgcnt.c, dce.c, df-core.c,
13599 dse.c, dwarf2out.c, emit-rtl.c, except.c, expr.c, final.c,
13600 function.c, fwprop.c, gcse.c, gimple-fold.c,
13601 gimple-pretty-print.c, gimple-ssa-strength-reduction.c,
13602 gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c,
13603 graphite-dependences.c, graphite-interchange.c,
13604 graphite-optimize-isl.c, graphite-poly.c,
13605 graphite-sese-to-poly.c, haifa-sched.c, hw-doloop.c, ifcvt.c,
13606 ipa.c, ipa-cp.c, ipa-inline-analysis.c, ipa-inline.c,
13607 ipa-inline-transform.c, ipa-prop.c, ipa-pure-const.c,
13608 ipa-reference.c, ipa-split.c, ipa-utils.c, ira.c, ira-emit.c,
13609 jump.c, loop-doloop.c, loop-init.c, loop-invariant.c, loop-iv.c,
13610 loop-unroll.c, loop-unswitch.c, lower-subreg.c,
13611 lto-section-out.c, lto-streamer-in.c, matrix-reorg.c, mcf.c,
13612 mode-switching.c, modulo-sched.c, omega.c, omp-low.c, passes.c,
13613 plugin.c, postreload.c, postreload-gcse.c, predict.c, print-rtl.c,
13614 print-tree.c, profile.c, recog.c, ree.c, regcprop.c, reginfo.c,
13615 regmove.c, regrename.c, reg-stack.c, reload1.c, reorg.c,
13616 sched-rgn.c, sched-vis.c, sel-sched.c, sel-sched-ir.c,
13617 store-motion.c, tracer.c, trans-mem.c, tree-affine.c,
13618 tree-call-cdce.c, tree-cfgcleanup.c, tree-chrec.c,
13619 tree-data-ref.c, tree-diagnostic.c, tree-dump.c,
13620 tree-eh.c, tree-flow-inline.h, tree-if-conv.c, tree-into-ssa.c,
13621 tree-mudflap.c, tree-nrv.c, tree-object-size.c,
13622 tree-optimize.c, tree-outof-ssa.c, tree-predcom.c,
13623 tree-pretty-print.c, tree-profile.c, tree-scalar-evolution.c,
13624 tree-sra.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa.c,
13625 tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-copy.c,
13626 tree-ssa-copyrename.c,, tree-ssa-dce.c, tree-ssa-dom.c,
13627 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-ifcombine.c,
13628 tree-ssa-loop.c, tree-ssa-loop-ch.c, tree-ssa-loop-im.c,
13629 tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
13630 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
13631 tree-ssa-loop-prefetch.c, tree-ssa-loop-unswitch.c,
13632 tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-phiopt.c,
13633 tree-ssa-phiprop.c, tree-ssa-pre.c, tree-ssa-propagate.c,
13634 tree-ssa-reassoc.c, tree-ssa-sccvn.c, tree-ssa-sink.c,
13635 tree-ssa-structalias.c, tree-ssa-tail-merge.c, tree-ssa-ter.c,
13636 tree-ssa-threadedge.c, tree-ssa-threadupdate.c,
13637 tree-ssa-uncprop.c, tree-ssa-uninit.c,
13638 tree-switch-conversion.c, tree-tailcall.c,
13639 tree-vect-data-refs.c, tree-vect-loop.c,
13640 tree-vect-loop-manip.c, tree-vectorizer.c,
13641 tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c,
13642 tree-vrp.c, value-prof.c, var-tracking.c, web.c: Include tree-pass.h
13643 only if needed. If tree-pass.h is included, do not include timevar.h
13644 and dumpfile.h. If tree-pass.h is not included but dump_file, or
13645 dump_flags, or the TDF_* flags are used, include dumpfile.h.
13646 If gimple-pretty-print.h is included, don't include
13647 tree-pretty-print.h. Remove assorted unnecessary includes.
13649 * config/mn10300/mn10300.c, config/c6x/c6x.c, config/ia64/ia64.c,
13650 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
13651 config/spu/spu.c, config/mep/mep.c, config/i386/i386.c:
13652 Include dumpfile.h.
13653 * config/rl78/rl78.c: Include dumpfile.h instead of tree-pass.h.
13654 * arm/t-arm, avr/t-avr, i386/t-i386, ia64/t-ia64, mep/t-mep,
13655 spu/t-spu-elf: Fix dependencies.
13657 2012-07-16 Dehao Chen <dehao@google.com>
13660 2012-07-10 Dehao Chen <dehao@google.com>
13662 * tree.h (phi_arg_d): New field.
13663 * tree-flow-inline.h (gimple_phi_arg_block): New function.
13664 (gimple_phi_arg_block_from_edge): New function.
13665 (gimple_phi_arg_set_block): New function.
13666 (gimple_phi_arg_has_block): New function.
13667 (redirect_edge_var_map_block): New function.
13668 * tree-flow.h (_edge_var_map): New field.
13669 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
13670 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
13671 redirect_edge_var_map_add.
13672 * tree-outof-ssa.c (_elim_graph): New field.
13673 (insert_partition_copy_on_edge): New parameter.
13674 (insert_value_copy_on_edge): New parameter.
13675 (insert_rtx_to_part_on_edge): New parameter.
13676 (insert_part_to_rtx_on_edge): New parameter.
13677 (elim_graph_add_edge): New parameter.
13678 (elim_graph_remove_succ_edge): New parameter.
13679 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
13680 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
13681 (new_elim_graph): Add block debug info.
13682 (clear_elim_graph): Likewise.
13683 (delete_elim_graph): Likewise.
13684 (elim_graph_add_node): Likewise.
13685 (elim_graph_add_edge): Likewise.
13686 (elim_graph_remove_succ_edge): Likewise.
13687 (eliminate_build): Likewise.
13688 (elim_forward): Likewise.
13689 (elim_unvisited_predecessor): Likewise.
13690 (elim_backward): Likewise.
13691 (elim_create): Likewise.
13692 (eliminate_phi): Likewise.
13693 (insert_backedge_copies): Likewise.
13694 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
13696 (rewrite_add_phi_arguments): Likewise.
13697 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
13698 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
13699 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
13700 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
13701 * tree-ssa-loop-manip.c (create_iv): Likewise.
13702 (add_exit_phis_edge): Likewise.
13703 (split_loop_exit_edge): Likewise.
13704 (copy_phi_node_args): Likewise.
13705 (tree_transform_and_unroll_loop): Likewise.
13706 * value-prof.c (gimple_ic): Likewise.
13707 (gimple_stringop_fixed_value): Likewise.
13708 * tree-tailcall.c (add_successor_phi_arg): Likewise.
13709 (eliminate_tail_call): Likewise.
13710 (create_tailcall_accumulator): Likewise.
13711 (tree_optimize_tail_calls_1): Likewise.
13712 * tree-phinodes.c (add_phi_arg): Likewise.
13713 (make_phi_node): Likewise.
13714 (resize_phi_node): Likewise.
13715 (remove_phi_arg_num): Likewise.
13716 * omp-low.c (expand_parallel_call): Likewise.
13717 (expand_omp_for_static_chunk): Likewise.
13718 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
13720 (slpeel_update_phi_nodes_for_guard1): Likewise.
13721 (slpeel_update_phi_nodes_for_guard2): Likewise.
13722 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13723 (set_prologue_iterations): Likewise.
13724 (slpeel_tree_peel_loop_to_edge): Likewise.
13725 (vect_loop_versioning): Likewise.
13726 * tree-parloops.c (create_phi_for_local_result): Likewise.
13727 (transform_to_exit_first_loop): Likewise.
13728 (create_parallel_loop): Likewise.
13729 * ipa-split.c (split_function): Likewise.
13730 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
13731 (vect_create_epilog_for_reduction): Likewise.
13732 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
13733 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
13734 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
13735 (cond_if_else_store_replacement_1): Likewise.
13736 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
13737 (remove_forwarder_block_with_phi): Likewise.
13738 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
13739 * tree-predcom.c (initialize_root_vars): Likewise.
13740 (initialize_root_vars_lm): Likewise.
13741 * sese.c (sese_add_exit_phis_edge): Likewise.
13742 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
13743 * tree-ssa.c (flush_pending_stmts): Likewise.
13744 (redirect_edge_var_map_add): Likewise.
13745 (ssa_redirect_edge): Likewise.
13746 * gimple-streamer-in.c (input_phi): Likewise.
13747 * tree-vect-stmts.c (vectorizable_load): Likewise.
13748 * tree-inline.c (copy_phis_for_bb): Likewise.
13749 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
13750 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
13751 * tree-cfg.c (reinstall_phi_args): Likewise.
13752 (gimple_make_forwarder_block): Likewise.
13753 (add_phi_args_after_copy_edge): Likewise.
13754 (gimple_duplicate_sese_tail): Likewise.
13756 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
13758 * config/i386/i386.md (stack_protect_set): Disable the pattern
13759 for Android since Android libc (bionic) does not provide random
13760 value for stack protection guard at gs:0x14. Guard value
13761 will be provided from external symbol (default implementation).
13762 (stack_protect_set_<mode>): Likewise.
13763 (stack_protect_test): Likewise.
13764 (stack_protect_test_<mode>): Likewise.
13766 2012-07-16 Hans-Peter Nilsson <hp@axis.com>
13768 * config/cris/cris-protos.h (cris_legitimate_address_p): Declare.
13769 * config/cris/cris.h (CONSTANT_ADDRESS_P): Define in terms of
13770 CONSTANT_P and cris_legitimate_address_p.
13771 * config/cris/cris.c (cris_legitimate_address_p): Make non-static.
13772 (cris_preferred_reload_class): Don't return GENERAL_REGS as
13773 preferred to MOF_SRP_REGS.
13775 * config/cris/cris.c (cris_init_libfuncs): Handle initialization
13776 of library functions for basic atomic compare-and-swap.
13777 * config/cris/cris.h (TARGET_ATOMICS_MAY_CALL_LIBFUNCS): New macro.
13778 * config/cris/cris.opt (munaligned-atomic-may-use-library): New option.
13779 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>")
13780 ("cris_atomic_fetch_<atomic_op_name><mode>_1")
13781 ("atomic_compare_and_swap<mode>")
13782 ("cris_atomic_compare_and_swap<mode>_1"): Make conditional on
13783 TARGET_ATOMICS_MAY_CALL_LIBFUNCS for sizes larger than byte.
13784 * config/cris/cris.c (cris_print_operand) <case 'P', 'q'>: New cases.
13785 * config/cris/sync.md (atomic_op_op_cnstr): New code_attr.
13786 (atomic_op_op_pred): Ditto.
13787 (atomic_op_mnem_pre_op2): Renamed from atomic_op_mnem_pre; to
13788 reflect the change to include %2 in expansion. All callers changed.
13789 (qm3): New mode_attr.
13790 ("atomic_fetch_<atomic_op_name><mode>"): Use <atomic_op_op_pred>
13791 as predicate for operand 2.
13792 ("cris_atomic_fetch_<atomic_op_name><mode>_1"): Update FIXME. Use
13793 "<atomic_op_op_pred>" "<atomic_op_op_cnstr>" for predicate and
13794 constraint for operand 2.
13795 ("atomic_compare_and_swap<mode>"): Add FIXME. Change predicate to
13796 nonmemory_operand for operand 3.
13797 ("cris_atomic_compare_and_swap<mode>_1"): Change operand 3 to
13798 exclude memory. Improve emitted sync code for v10 and v32. Use
13799 <qm3> instead of <m> for size designator for cmp.
13800 ("atomic_compare_and_swap<mode>"): Change predicate to
13801 nonmemory_operand for operand 3. Add FIXME.
13802 ("cris_atomic_compare_and_swap<mode>_1"): Change predicates and
13803 constraints for operand 3 to exclude memory.
13804 ("atomic_fetch_<atomic_op_name><mode>")
13805 ("atomic_compare_and_swap<mode>"): Gate expand_mem_thread_fence
13806 calls on result of call to need_atomic_barrier_p.
13808 2012-07-15 Richard Sandiford <rdsandiford@googlemail.com>
13810 * config/mips/mips.md (move_type): Replace mfhilo and mthilo
13811 with mflo and mtlo.
13812 (type): Split mfhilo into mfhi and mflo. Split mthilo into mthi
13813 and mtlo. Adjust move_type->type mapping.
13814 (may_clobber_hilo): Split mthilo into mthi and mtlo.
13815 (*movdi_32bit, *movdi_32bit_mips16, *movdi_64bit, *movdi_64bit_mips16)
13816 (*mov<mode>_internal, *mov<mode>_mips16, *movhi_internal)
13817 (*movhi_mips16, *movqi_internal, *movqi_mips16): Use mtlo and mflo
13818 instead of mthilo and mfhilo.
13819 (mfhi<GPR:mode>_<HILO:mode>): Use mfhi instead of mfhilo.
13820 (mthi<GPR:mode>_<HILO:mode>): Use mthi instead of mthilo.
13821 * config/mips/mips-dsp.md (mips_extr_w, mips_extr_r_w, mips_extr_rs_w)
13822 (mips_extr_s_h, mips_extp, mips_extpdp, mips_shilo, mips_mthlip):
13823 Use mflo instead of mfhilo.
13824 * config/mips/10000.md (r10k_arith): Split mthilo.
13825 (r10k_mfhi, r10k_mflo): Use mfhi and mflo directly.
13826 * config/mips/sb1.md (ir_sb1_mfhi, ir_sb1_mflo): Likewise.
13827 (ir_sb1_mthilo): Split mthilo into mthi and mtlo.
13828 * config/mips/20kc.md (r20kc_imthilo, r20kc_imfhilo): Split
13830 * config/mips/24k.md (r24k_int_mfhilo, r24k_int_mthilo): Likewise.
13831 * config/mips/4130.md (vr4130_class, vr4130_mfhilo, vr4130_mthilo):
13833 * config/mips/4k.md (r4k_int_mthilo, r4k_int_mfhilo): Likewise.
13834 * config/mips/5400.md (ir_vr54_hilo): Likewise.
13835 * config/mips/5500.md (ir_vr55_mthilo, ir_vr55_mfhilo): Likewise.
13836 * config/mips/5k.md (r5k_int_mthilo, r5k_int_mfhilo): Likewise.
13837 * config/mips/7000.md (rm7_mthilo, rm7_mfhilo): Likewise.
13838 * config/mips/74k.md (r74k_int_mfhilo, r74k_int_mthilo): Likewise.
13839 * config/mips/9000.md (rm9k_mfhilo, rm9k_mthilo): Likewise.
13840 * config/mips/generic.md (generic_hilo): Likewise.
13841 * config/mips/loongson2ef.md (ls2_alu): Likewise.
13842 * config/mips/loongson3a.md (ls3a_mfhilo): Likewise.
13843 * config/mips/octeon.md (octeon_imul_o1, octeon_imul_o2)
13844 (octeon_mfhilo_o1, octeon_mfhilo_o2): Likewise.
13845 * config/mips/sr71k.md (ir_sr70_hilo): Likewise.
13846 * config/mips/xlr.md (xlr_hilo): Likewise.
13848 2012-07-14 Andrew Stubbs <ams@codesourcery.com>
13849 Sandra Loosemore <sandra@codesourcery.com>
13851 * config/sh/sh.h (SH_ASM_SPEC): Add spaces between options.
13853 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
13855 * config/i386/i386.c (ix86_set_reg_reg_cost): Enable TFmode/TCmode
13858 2012-07-14 Steven Bosscher <steven@gcc.gnu.org>
13860 * toplev.c (init_asm_output): Open asm_out_file in 'w' mode.
13862 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
13865 * config/spu/spu.c (spu_init_cost): Mark static.
13866 (spu_add_stmt_cost): Likewise.
13867 (spu_finish_cost): Likewise.
13868 (spu_destroy_cost_data): Likewise.
13869 * config/i386/i386.c (ix86_init_cost): Mark static.
13870 (ix86_add_stmt_cost): Likewise.
13871 (ix86_finish_cost): Likewise.
13872 (ix86_destroy_cost_data): Likewise.
13873 * config/rs6000/rs6000.c (rs6000_init_cost): Mark static.
13874 (rs6000_add_stmt_cost): Likewise.
13875 (rs6000_finish_cost): Likewise.
13876 (rs6000_destroy_cost_data): Likewise.
13878 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
13880 * ggc.h (ggc_internal_alloc_stat, ggc_alloc_typed_stat,
13881 ggc_internal_cleared_alloc_stat, ggc_cleared_alloc_htab_ignore_args,
13882 ggc_cleared_alloc_ptr_array_two_args, ggc_splay_alloc): Add
13884 * alloc-pool.h (pool_alloc): Likewise.
13886 * final.c (final): Do not loop to find max_uid.
13888 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
13890 * emit-rtl.c (make_debug_insn_raw, make_jump_insn_raw): Make static.
13891 * rtl.h (make_debug_insn_raw, make_jump_insn_raw): Remove prototypes.
13893 2012-07-13 Richard Guenther <rguenther@suse.de>
13895 PR tree-optimization/53907
13896 * tree-ssa-forwprop.c (associate_pointerplus): New function.
13897 (ssa_forward_propagate_and_combine): Call it.
13899 2012-07-13 Richard Guenther <rguenther@suse.de>
13901 PR tree-optimization/53922
13902 * tree-vrp.c (value_inside_range): Change prototype to take
13903 min/max instead of value-range.
13904 (range_includes_zero_p): Likewise. Return the result from
13905 value_inside_range.
13906 (extract_range_from_binary_expr_1): Adjust to handle dont-know
13907 return value from range_includes_zero_p.
13908 (extract_range_from_unary_expr_1): Likewise.
13909 (compare_range_with_value): Likewise.
13910 (vrp_meet_1): Likewise.
13912 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
13914 * doc/tm.texi: Regenerate.
13915 * doc/tm.texi.in (TARGET_VECTORIZE_INIT_COST): New hook.
13916 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
13917 (TARGET_VECTORIZE_FINISH_COST): Likewise.
13918 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
13919 * targhooks.c (default_init_cost): New function.
13920 (default_add_stmt_cost): Likewise.
13921 (default_finish_cost): Likewise.
13922 (default_destroy_cost_data): Likewise.
13923 * targhooks.h (default_init_cost): New decl.
13924 (default_add_stmt_cost): Likewise.
13925 (default_finish_cost): Likewise.
13926 (default_destroy_cost_data): Likewise.
13927 * target.def (init_cost): New DEFHOOK.
13928 (add_stmt_cost): Likewise.
13929 (finish_cost): Likewise.
13930 (destroy_cost_data): Likewise.
13931 * target.h (struct _stmt_vec_info): New extern decl.
13932 (stmt_vectype): Likewise.
13933 (stmt_in_inner_loop_p): Likewise.
13934 * tree-vectorizer.h (stmt_info_for_cost): New struct/typedef.
13935 (stmt_vector_for_cost): New VEC/typedef.
13936 (add_stmt_info_to_vec): New function.
13937 (struct _slp_tree): Remove cost.inside_of_loop field.
13938 (struct _slp_instance): Remove cost.inside_of_loop field; add
13939 stmt_cost_vec field.
13940 (SLP_INSTANCE_INSIDE_OF_LOOP_COST): Remove macro.
13941 (SLP_INSTANCE_STMT_COST_VEC): New accessor macro.
13942 (SLP_TREE_INSIDE_OF_LOOP_COST): Remove macro.
13943 (struct _vect_peel_extended_info): Add stmt_cost_vec field.
13944 (struct _loop_vec_info): Add target_cost_data field.
13945 (LOOP_VINFO_TARGET_COST_DATA): New accessor macro.
13946 (struct _bb_vec_info): Add target_cost_data field.
13947 (BB_VINFO_TARGET_COST_DATA): New accessor macro.
13948 (struct _stmt_vec_info): Remove cost.inside_of_loop field.
13949 (STMT_VINFO_INSIDE_OF_LOOP_COST): Remove macro.
13950 (stmt_vinfo_set_inside_of_loop_cost): Remove function.
13951 (init_cost): New function.
13952 (add_stmt_cost): Likewise.
13953 (finish_cost): Likewise.
13954 (destroy_cost_data): Likewise.
13955 (vect_model_simple_cost): Change parameter list.
13956 (vect_model_store_cost): Likewise.
13957 (vect_model_load_cost): Likewise.
13958 (record_stmt_cost): New extern decl.
13959 (vect_get_load_cost): Change parameter list.
13960 (vect_get_store_cost): Likewise.
13961 * tree-vect-loop.c (new_loop_vec_info): Call init_cost.
13962 (destroy_loop_vec_info): Call destroy_cost_data.
13963 (vect_estimate_min_profitable_iters): Remove old calculation of
13964 inside costs; call finish_cost instead.
13965 (vect_model_reduction_cost): Call add_stmt_cost instead of old
13966 inside-costs calculation.
13967 (vect_model_induction_cost): Likewise.
13968 * tree-vect-data-refs.c (vect_get_data_access_cost): Change to
13969 return a stmt_vector_for_cost; modify calls to vect_get_load_cost
13970 and vect_get_store_cost to obtain the value to return.
13971 (vect_peeling_hash_get_lowest_cost): Obtain a stmt_cost_vec from
13972 vect_get_data_access_cost and store it in the minimum peeling
13974 (vect_peeling_hash_choose_best_peeling): Change the parameter list
13975 to add a (stmt_vector_for_cost *) output parameter, and set its value.
13976 (vect_enhance_data_refs_alignment): Ignore the new return value from
13977 calls to vect_get_data_access_cost; obtain stmt_cost_vec from
13978 vect_peeling_hash_choose_best_peeling and pass its contents to the
13980 * tree-vect-stmts.c (stmt_vectype): New function.
13981 (stmt_in_inner_loop_p): Likewise.
13982 (record_stmt_cost): Likewise.
13983 (vect_model_simple_cost): Add stmt_cost_vec parameter; call
13984 record_stmt_cost instead of old calculation; don't call
13985 stmt_vinfo_set_inside_of_loop_cost.
13986 (vect_model_promotion_demotion_cost): Call add_stmt_cost instead of
13987 old calculation; don't call stmt_vinfo_set_inside_of_loop_cost.
13988 (vect_model_store_cost): Add stmt_cost_vec parameter; call
13989 record_stmt_cost instead of old calculation; add stmt_cost_vec
13990 parameter to vect_get_store_cost call; don't call
13991 stmt_vinfo_set_inside_of_loop_cost.
13992 (vect_get_store_cost): Add stmt_cost_vec parameter; call
13993 record_stmt_cost instead of old calculation.
13994 (vect_model_load_cost): Add stmt_cost_vec parameter; call
13995 record_stmt_cost instead of old calculation; add stmt_cost_vec
13996 parameter to vect_get_load_cost call; don't call
13997 stmt_vinfo_set_inside_of_loop_cost.
13998 (vect_get_load_cost): Add stmt_cost_vec parameter; call
13999 record_stmt_cost instead of old calculation.
14000 (vectorizable_call): Add NULL parameter to vect_model_simple_cost call.
14001 (vectorizable_conversion): Likewise.
14002 (vectorizable_assignment): Likewise.
14003 (vectorizable_shift): Likewise.
14004 (vectorizable_operation): Likewise.
14005 (vectorizable_store): Add NULL parameter to vect_model_store_cost call.
14006 (vectorizable_load): Add NULL parameter to vect_model_load_cost call.
14007 (new_stmt_vec_info): Don't set STMT_VINFO_INSIDE_OF_LOOP_COST.
14008 * config/spu/spu.c (TARGET_VECTORIZE_INIT_COST): New macro def.
14009 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
14010 (TARGET_VECTORIZE_FINISH_COST): Likewise.
14011 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
14012 (spu_init_cost): New function.
14013 (spu_add_stmt_cost): Likewise.
14014 (spu_finish_cost): Likewise.
14015 (spu_destroy_cost_data): Likewise.
14016 * config/i386/i386.c (ix86_init_cost): New function.
14017 (ix86_add_stmt_cost): Likewise.
14018 (ix86_finish_cost): Likewise.
14019 (ix86_destroy_cost_data): Likewise.
14020 (TARGET_VECTORIZE_INIT_COST): New macro def.
14021 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
14022 (TARGET_VECTORIZE_FINISH_COST): Likewise.
14023 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
14024 * config/rs6000/rs6000.c (TARGET_VECTORIZE_INIT_COST): New macro def.
14025 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
14026 (TARGET_VECTORIZE_FINISH_COST): Likewise.
14027 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
14028 (rs6000_init_cost): New function.
14029 (rs6000_add_stmt_cost): Likewise.
14030 (rs6000_finish_cost): Likewise.
14031 (rs6000_destroy_cost_data): Likewise.
14032 * tree-vect-slp.c (vect_free_slp_instance): Free stmt_cost_vec.
14033 (vect_create_new_slp_node): Don't set SLP_TREE_INSIDE_OF_LOOP_COST.
14034 (vect_get_and_check_slp_defs): Add stmt_cost_vec parameter; add
14035 stmt_cost_vec parameter to vect_model_store_cost and
14036 vect_model_simple_cost calls.
14037 (vect_build_slp_tree): Remove inside_cost parameter; add stmt_cost_vec
14038 parameter; add stmt_cost_vec parameter to vect_get_and_check_slp_defs,
14039 vect_model_load_cost, and recursive vect_build_slp_tree calls; prevent
14040 calculating cost more than once for loads; remove inside_cost
14041 parameter from recursive vect_build_slp_tree calls; call
14042 record_stmt_cost instead of old calculation.
14043 (vect_analyze_slp_instance): Allocate stmt_cost_vec and save it with
14044 the instance; free it on premature exit; remove inside_cost parameter
14045 from vect_build_slp_tree call; add stmt_cost_vec parameter to
14046 vect_build_slp_tree call; don't set SLP_INSTANCE_INSIDE_OF_LOOP_COST.
14047 (new_bb_vec_info): Call init_cost.
14048 (destroy_bb_vec_info): Call destroy_cost_data.
14049 (vect_bb_vectorization_profitable_p): Call add_stmt_cost for each
14050 statement recorded with an SLP instance; call finish_cost instead of
14051 the old calculation.
14052 (vect_update_slp_costs_according_to_vf): Record statement costs from
14053 SLP instances, multiplying by the appropriate number of copies; don't
14054 update SLP_INSTANCE_INSIDE_OF_LOOP_COST.
14056 2012-07-13 Richard Guenther <rguenther@suse.de>
14058 PR middle-end/53937
14059 * builtins.c (get_pointer_alignment_1): Handle constant
14062 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
14063 Steven Bosscher <steven@gcc.gnu.org>
14064 Bernd Schmidt <bernds@codesourcery.com>
14066 PR rtl-optimization/53908
14067 * df-problems.c (can_move_insns_across): When doing
14068 memory-reference book-keeping, handle call insns.
14070 2012-07-13 Richard Guenther <rguenther@suse.de>
14072 * gimple.c (gimple_types_compatible_p_1): Remove redundant
14073 type attribute comparisons.
14074 (gimple_canonical_types_compatible_p): Likewise.
14076 2012-07-12 Hans-Peter Nilsson <hp@axis.com>
14078 PR rtl-optimization/53176
14079 * rtlanal.c (rtx_cost): Adjust default cost for X with a
14080 UNITS_PER_WORD factor for all X according to the size of
14081 its mode, not just for SUBREGs with untieable modes.
14082 Handle SET. Use factor * factor for MULT, DIV, UDIV,
14085 2012-07-12 Uros Bizjak <ubizjak@gmail.com>
14087 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
14088 QImode and HImode splitters. Use ix86_comparison_operator.
14089 Explicitly match FLAGS_REG.
14090 (DFmode cmove splitter): Explicitly match FLAGS_REG.
14092 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
14094 * expr.h (can_move_by_pieces): Move prototype from here ...
14095 * tree.h (can_move_by_pieces): ... to here.
14096 * optabs.h (set_widening_optab_handler): Use XCNEW.
14097 * gimplify.c: Do not include expr.h.
14099 * toplev.c: Do not include dwarf2out.h.
14100 * config/ia64/ia64.c: Likewise.
14101 * config/sparc/sparc.c: Likewise.
14102 * config/sparc/t-sparc (sparc.o): Fix dependencies.
14104 * Makefile.in (toplev.o): Fix dependencies
14105 (c-family/c-gimplify.o): Likewise.
14106 (c-family/c-common.o): Likewise.
14108 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
14110 * basic-block.h (struct edge_def): Use basic_block instead of
14112 * cfgloop.h (struct loop_exit, struct loop): Likewise.
14113 * gengenrtl.c (type_from_format): Likewise. Also for 'tree'
14114 instead of union tree_node *.
14115 * rtl.h (union rtunion_def, emit_insn_before_noloc,
14116 emit_insn_after_noloc, add_insn_before, add_insn_after,
14117 debug_bb_slim): Likewise.
14118 * tree-inline.h (struct copy_body_data): Likewise.
14119 * sched-rgn.c (dump_region_dot): Likewise.
14120 * gimple.h (struct gimple_statement_base, gimple_set_bb,
14121 gsi_move_to_bb_end): Likewise.
14122 * sched-vis.c (debug_bb_slim): Likewise.
14123 (debug_bb_n_slim): Likewise.
14124 * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Likewise.
14125 (mn10300_block_contains_call):
14127 2012-07-11 Greta Yorsh <Greta.Yorsh@arm.com>
14130 * config/arm/arm.c (arm_early_load_addr_dep): Handle new
14133 2012-07-11 Jonathan Wakely <jwakely.gcc@gmail.com>
14135 * doc/extend.texi (Namespace Association): Alter cautionary text.
14137 2012-07-10 Oleg Endo <olegendo@gcc.gnu.org>
14140 * config/sh/sh.md: Remove displacement addresssing related splits.
14142 2012-07-10 Xinliang David Li <davidxl@google.com>
14144 * doc/invoke.texi: New option documented.
14145 * flag-types.h: New enum type.
14146 * gimplify.c (gimplify_bind_expr): Control
14147 clobber generation with new option.
14148 (gimplify_target_expr): Ditto.
14149 * common.opt: New option.
14151 2012-07-10 Julian Brown <julian@codesourcery.com>
14153 * config/arm/arm.md (movsi): Don't split symbol refs here.
14154 (define_split): New.
14156 2012-07-10 Andreas Schwab <schwab@linux-m68k.org>
14159 * config/m68k/m68k.c (m68k_epilogue_uses): New.
14160 * config/m68k/m68k.h (EPILOGUE_USES): Use it.
14161 * config/m68k/m68k-protos.h (m68k_epilogue_uses): Add prototype.
14163 2012-07-10 Richard Henderson <rth@redhat.com>
14165 * target.def (builtin_mul_widen_even, builtin_mul_widen_odd): Remove.
14166 * system.h (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Poison.
14167 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Poison.
14168 * config/i386/i386.c (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): Remove.
14169 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): Remove.
14170 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): Remove.
14171 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): Remove.
14172 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): Remove.
14173 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): Remove.
14174 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): Remove.
14175 (bdesc_args): Remove entries to match.
14176 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): Remove.
14177 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
14178 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
14179 * config/rs6000/rs6000.c (rs6000_builtin_mul_widen_even): Remove.
14180 (rs6000_builtin_mul_widen_odd): Remove.
14181 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
14182 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
14183 * config/spu/spu.c (spu_builtin_mul_widen_even): Remove.
14184 (spu_builtin_mul_widen_odd): Remove.
14185 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
14186 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
14187 * doc/tm.texi.in: Don't document the removed hooks.
14189 * tree-vect-stmts.c (supportable_widening_operation): Expand
14190 WIDEN_MULT_EXPR via VEC_WIDEN_MULT_EVEN/ODD_EXPR if possible.
14192 * expmed.c (expmed_mult_highpart): Rename from expand_mult_highpart.
14193 (expmed_mult_highpart_optab): Rename from expand_mult_highpart_optab.
14194 * optabs.c (can_mult_highpart_p): New.
14195 (expand_mult_highpart): New.
14196 * expr.c (expand_expr_real_2) [MULT_HIGHPART_EXPR): Use it.
14197 * tree-vect-generic.c (expand_vector_operations_1): Don't expand
14198 by pieces if can_mult_highpart_p.
14199 (expand_vector_divmod): Use can_mult_highpart_p and always
14200 generate MULT_HIGHPART_EXPR.
14201 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
14202 * tree-vect-stmts.c (vectorizable_operation): Likewise.
14204 * config/spu/spu-builtins.md (spu_mpy): Move to spu.md.
14205 (spu_mpyu, spu_mpyhhu, spu_mpyhh): Likewise.
14206 * config/spu/spu.md (vec_widen_smult_odd_v8hi): Rename from spu_mpy.
14207 (vec_widen_umult_odd_v8hi): Rename from spu_mpyu.
14208 (vec_widen_smult_even_v8hi): Rename from spu_mpyhh.
14209 (vec_widen_umult_even_v8hi): Rename from spu_mpyhhu.
14210 * config/spu/spu-builtins.def: Update pattern names to match.
14212 * config/rs6000/altivec.md (vec_widen_umult_even_v16qi): Rename
14213 from altivec_vmuleub.
14214 (vec_widen_smult_even_v16qi): Rename from altivec_vmulesb.
14215 (vec_widen_umult_even_v8hi): Rename from altivec_vmuleuh.
14216 (vec_widen_smult_even_v8hi): Rename from altivec_vmulesh.
14217 (vec_widen_umult_odd_v16qi): Rename from altivec_vmuloub.
14218 (vec_widen_smult_odd_v16qi): Rename from altivec_vmulosb.
14219 (vec_widen_umult_odd_v8hi): Rename from altivec_vmulouh.
14220 (vec_widen_smult_odd_v8hi): Rename from altivec_vmulosh.
14221 * config/rs6000/rs6000-builtin.def: Update pattern names to match.
14223 * config/i386/sse.md (vec_widen_umult_even_v8si): Rename from
14224 avx2_umulv4siv4di3.
14225 (vec_widen_umult_even_v4si): Rename from sse2_umulv2siv2di3.
14226 (vec_widen_smult_even_v8si): Rename from avx2_mulv4siv4di3.
14227 (mulv4si3): Remove XOP test shadowed by SSE4 test.
14228 * config/i386/i386.c (bdesc_args): Update pattern names.
14229 (ix86_expand_sse2_mulvxdi3): Likewise.
14230 (ix86_expand_mul_widen_evenodd): Likewise. Remove XOP test
14231 shadowed by SSE4 test.
14233 * tree.def (VEC_WIDEN_MULT_EVEN_EXPR, VEC_WIDEN_MULT_ODD_EXPR): New.
14234 * cfgexpand.c (expand_debug_expr): Handle them.
14235 * expr.c (expand_expr_real_2): Likewise.
14236 * fold-const.c (fold_binary_loc): Likewise.
14237 * gimple-pretty-print.c (dump_binary_rhs): Likewise.
14238 * optabs.c (optab_for_tree_code): Likewise.
14239 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
14240 * tree-inline.c (estimate_operator_cost): Likewise.
14241 * tree-pretty-print.c (dump_generic_node): Likewise.
14242 * tree.c (commutative_tree_code): Likewise.
14243 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
14244 Handle type change before looking up optab.
14245 * optabs.h (OTI_vec_widen_umult_even, OTI_vec_widen_umult_odd): New.
14246 (OTI_vec_widen_smult_even, OTI_vec_widen_smult_odd): New.
14247 (vec_widen_umult_even_optab, vec_widen_umult_odd_optab): New.
14248 (vec_widen_smult_even_optab, vec_widen_smult_odd_optab): New.
14249 * genopinit.c (optabs): Initialize them.
14250 * doc/md.texi: Document them.
14252 2012-07-10 Dehao Chen <dehao@google.com>
14254 * tree.h (phi_arg_d): New field.
14255 * tree-flow-inline.h (gimple_phi_arg_block): New function.
14256 (gimple_phi_arg_block_from_edge): New function.
14257 (gimple_phi_arg_set_block): New function.
14258 (gimple_phi_arg_has_block): New function.
14259 (redirect_edge_var_map_block): New function.
14260 * tree-flow.h (_edge_var_map): New field.
14261 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
14262 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
14263 redirect_edge_var_map_add.
14264 * tree-outof-ssa.c (_elim_graph): New field.
14265 (insert_partition_copy_on_edge): New parameter.
14266 (insert_value_copy_on_edge): New parameter.
14267 (insert_rtx_to_part_on_edge): New parameter.
14268 (insert_part_to_rtx_on_edge): New parameter.
14269 (elim_graph_add_edge): New parameter.
14270 (elim_graph_remove_succ_edge): New parameter.
14271 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
14272 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
14273 (new_elim_graph): Add block debug info.
14274 (clear_elim_graph): Likewise.
14275 (delete_elim_graph): Likewise.
14276 (elim_graph_add_node): Likewise.
14277 (elim_graph_add_edge): Likewise.
14278 (elim_graph_remove_succ_edge): Likewise.
14279 (eliminate_build): Likewise.
14280 (elim_forward): Likewise.
14281 (elim_unvisited_predecessor): Likewise.
14282 (elim_backward): Likewise.
14283 (elim_create): Likewise.
14284 (eliminate_phi): Likewise.
14285 (insert_backedge_copies): Likewise.
14286 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
14288 (rewrite_add_phi_arguments): Likewise.
14289 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
14290 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
14291 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
14292 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
14293 * tree-ssa-loop-manip.c (create_iv): Likewise.
14294 (add_exit_phis_edge): Likewise.
14295 (split_loop_exit_edge): Likewise.
14296 (copy_phi_node_args): Likewise.
14297 (tree_transform_and_unroll_loop): Likewise.
14298 * value-prof.c (gimple_ic): Likewise.
14299 (gimple_stringop_fixed_value): Likewise.
14300 * tree-tailcall.c (add_successor_phi_arg): Likewise.
14301 (eliminate_tail_call): Likewise.
14302 (create_tailcall_accumulator): Likewise.
14303 (tree_optimize_tail_calls_1): Likewise.
14304 * tree-phinodes.c (add_phi_arg): Likewise.
14305 (make_phi_node): Likewise.
14306 (resize_phi_node): Likewise.
14307 (remove_phi_arg_num): Likewise.
14308 * omp-low.c (expand_parallel_call): Likewise.
14309 (expand_omp_for_static_chunk): Likewise.
14310 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
14312 (slpeel_update_phi_nodes_for_guard1): Likewise.
14313 (slpeel_update_phi_nodes_for_guard2): Likewise.
14314 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
14315 (set_prologue_iterations): Likewise.
14316 (slpeel_tree_peel_loop_to_edge): Likewise.
14317 (vect_loop_versioning): Likewise.
14318 * tree-parloops.c (create_phi_for_local_result): Likewise.
14319 (transform_to_exit_first_loop): Likewise.
14320 (create_parallel_loop): Likewise.
14321 * ipa-split.c (split_function): Likewise.
14322 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
14323 (vect_create_epilog_for_reduction): Likewise.
14324 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
14325 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
14326 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
14327 (cond_if_else_store_replacement_1): Likewise.
14328 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
14329 (remove_forwarder_block_with_phi): Likewise.
14330 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
14331 * tree-predcom.c (initialize_root_vars): Likewise.
14332 (initialize_root_vars_lm): Likewise.
14333 * sese.c (sese_add_exit_phis_edge): Likewise.
14334 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
14335 * tree-ssa.c (flush_pending_stmts): Likewise.
14336 (redirect_edge_var_map_add): Likewise.
14337 (ssa_redirect_edge): Likewise.
14338 * gimple-streamer-in.c (input_phi): Likewise.
14339 * tree-vect-stmts.c (vectorizable_load): Likewise.
14340 * tree-inline.c (copy_phis_for_bb): Likewise.
14341 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
14342 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
14343 * tree-cfg.c (reinstall_phi_args): Likewise.
14344 (gimple_make_forwarder_block): Likewise.
14345 (add_phi_args_after_copy_edge): Likewise.
14346 (gimple_duplicate_sese_tail): Likewise.
14348 2012-07-09 Oleg Endo <olegendo@gcc.gnu.org>
14351 * config/sh/sh.c (sequence_insn_p): New function.
14352 (find_barrier, sh_insn_length_adjustment): Use it.
14354 2012-07-09 Iain Sandoe <iain@codesourcery.com>
14357 * config/i386/i386.c (ix86_fold_builtin): Call SUBTARGET_FOLD_BUILTIN
14359 * config/darwin.h: Rename TARGET_FOLD_BUILTIN to
14360 SUBTARGET_FOLD_BUILTIN.
14361 * config/rs6000/darwin.h: Map TARGET_FOLD_BUILTIN onto
14362 SUBTARGET_FOLD_BUILTIN.
14364 2012-07-09 Iain Sandoe <iain@codesourcery.com>
14366 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Move NeXT
14367 runtime exceptions model setting from here ...
14368 * config/darwin.c (darwin_override_options): ... to here.
14370 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
14372 PR tree-optimization/53887
14373 * tree-cfg.c (group_case_labels_stmt): Make non-static.
14374 * tree-flow.h (group_case_labels_stmt): Add prototype.
14375 * tree-switch-conversion.c (process_switch): Use group_case_labels_stmt
14376 to pre-process every switch.
14378 2012-07-09 Jason Merrill <jason@redhat.com>
14381 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
14382 (type_hash_eq): Likewise.
14384 2012-07-09 Tom de Vries <tom@codesourcery.com>
14385 Richard Guenther <rguenther@suse.de>
14387 * tree-ssa-ccp.c (optimize_unreachable): New function.
14388 (execute_fold_all_builtins): Use optimize_unreachable to optimize
14389 BUILT_IN_UNREACHABLE. Don't optimize after BUILT_IN_UNREACHABLE.
14391 2012-07-09 Richard Guenther <rguenther@suse.de>
14394 * graphite-optimize-isl.c: Make sure CU is not empty.
14396 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
14398 * gensupport.c (init_rtx_reader_args_cb): Start counting code
14399 generating patterns from 1 to free up 0 for CODE_FOR_nothing.
14400 * gencodes.c (main): Give CODE_FOR_nothing the value 0. Add
14401 the LAST_INSN_CODE marker at the end.
14402 * genoutput.c (nothing): New static struct data.
14403 (idata): Initialize to ¬hing.
14404 (idata_end): Initialize to ¬hing.next.
14405 (init_insn_for_nothing): New function to create dummy 'nothing' insn.
14407 * genpeep.c (insn_code_number): Remove global variable.
14408 (gen_peephole): Take it as an argument instead.
14409 (main): Take insn_code_number from read_md_rtx.
14410 * optabs.h: Revert r161809:
14411 (optab_handlers): Change type of insn_code back to insn_code.
14412 (optab_handler, widening_optab_handler, set_optab_handler,
14413 set_widening_optab_handler, convert_optab_handler,
14414 set_convert_optab_handler, direct_optab_handler,
14415 set_direct_optab_handler): Remove int casts.
14416 Revert to treating the insn_code field as "insn_code".
14418 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
14420 * config/sh/sh.md (*return_i): Move trap_exit attribute check to ...
14421 * config/sh/sh.c (sh_cfun_trap_exit_p): ... this new function.
14422 * config/sh/sh-protos.h: Declare it.
14424 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
14426 * mcf.c: Do not include tm.h, tree.h, and langhooks.h.
14427 (dump_fixup_graph): Use current_function_name.
14428 (adjust_cfg_counts): Likewise.
14429 * ira-conflicts.c: Do not include tree.h.
14430 (ira_build_conflicts): Use REG_USERVAR_P instead of DECL_ARTIFICIAL.
14432 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
14435 * config/sh/sh.md (*branch_true_eq, *branch_false_ne, nott): New insns.
14437 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
14439 * basic-block.h: Re-group most prototypes per file.
14440 (struct edge_list): Remove num_blocks field.
14441 (dump_bb_info): Adjust prototypes.
14442 (dump_reg_info): Move prototype to regs.h.
14443 * function.h: Do not include tree.h.
14444 Include vec.h, vecir.h, input.h and machmode.h to compensate.
14445 (function_name): New prototype.
14446 * gimple.h: Include tree.h to compensate for basic-block.h change.
14447 * langhooks.h: Note that tree.h is only necessary for enum tree_code.
14448 * regs.h (dump_reg_info): Prototype here.
14449 * regset.h: Adjust file reference in comment.
14450 (debug_regset): Remove prototype.
14451 * rtl.h: Include flags.h for flag_var_tracking_assignments.
14452 (MAY_HAVE_DEBUG_INSNS): Define as flag_var_tracking_assignments
14453 instead of no-longer-available tree.h's MAY_HAVE_DEBUG_STMTS.
14454 (dump_reg_info, dump_flow_info): Remove prototypes.
14455 * bb-reorder.c (set_edge_can_fallthru_flag): Move from cfganal.c
14456 to here, the only user. Make static.
14457 (reorder_basic_blocks): Call dump_reg_info before dump_flow_info.
14458 * cfg.c: Do not include tm.h, tree.h, rtl.h, hard-reg-set.h, regs.h,
14459 flags.h, function.h, except.h, diagnostic-core.h, tm_p.h, timevar.h,
14460 tree-pass.h, cfgloop.h, and tree-flow.h.
14461 Include basic-block.h, the first header I'd expect to be included.
14462 (reg_obstack): Move to df-core.c.
14463 (free_edge): Remove bogus ATTRIBUTE_UNUSED.
14464 (remove_edge_raw): Do not call tree-ssa's redirect_edge_var_map_clear.
14465 (redirect_edge_succ_nodup): Move to cfghooks.c.
14466 (dump_regset, debug_regset): Move to df-core.c.
14467 (dump_bb_info): Move to cfgrtl.c.
14468 (dump_reg_info): Move to regstat.c.
14469 (dump_flow_info): Move to cfgrtl.c.
14470 (debug_flow_info): Likewise.
14471 (dump_edge_info): Do not look at cfun, a CFG without cfun is nonsense.
14472 * cfganal.c: Do not include tm.h, rtl.h, obstack.h, hard-reg-set.h,
14473 insn-config.h, recog.h, diagnostic-core.h, tm_p.h, and cfgloop.h.
14474 (flow_active_insn_p, forwarder_block_p, can_fallthru,
14475 could_fall_through): Move to cfgrtl.c.
14476 (set_edge_can_fallthru_flag): Moved to bb-reorder.c.
14477 (create_edge_list): Do not set edge_list's removed num_blocks.
14478 (print_edge_list): Look at n_basic_blocks instead of num_blocks.
14479 (flow_nodes_print): Remove.
14480 (flow_edge_list_print): Remove.
14481 (inverted_post_order_compute): Use FOR_ALL_BB.
14482 * cfgrtl.c (dump_flow_info): Moved from cfg.c.
14483 Do not call dump_reg_info.
14484 (debug_flow_info): Moved from cfg.c
14485 (dump_bb_info): Moved from cfg.c. Take 'verbose' argument
14486 to avoid looking at TDF_* flags from tree-pass.h.
14487 (flow_active_insn_p, forwarder_block_p, can_fallthru,
14488 could_fall_through): Moved from cfganal.c.
14489 (print_rtl_with_bb): Adjust dump_bb_info calls.
14490 * cfghooks.c (redirect_edge_succ_nodup): Moved from cfg.c.
14491 (remove_edge): Call redirect_edge_var_map_clear if IR_GIMPLE.
14492 (cfgcleanup.c): Look at MAY_HAVE_DEBUG_INSNS, not MAY_HAVE_DEBUG_STMTS.
14493 * cselib.c: Include tree.h with a FIXME.
14494 * df-core.c (reg_obstack): Moved from cfg.c.
14495 (dump_regset): Likewise.
14496 (debug_regset): Likewise. Make a DEBUG_FUNCTION.
14497 * final.c (compute_alignments): Call dump_reg_info before
14499 * function.c (function_name): New function.
14500 (current_function_name): Use it.
14501 * ifcvt.c (rest_of_handle_if_conversion): Call dump_reg_info before
14503 * ira-conflicts.c: Include tree.h with a note.
14504 * regstat.c (dump_reg_info): Moved here from cfg.c.
14505 * loop-init.c: Include regs.h instead of hard-reg-set.h.
14506 (rtl_loop_init): Call dump_reg_info before dump_flow_info.
14507 (rtl_loop_done): Likewise.
14508 * mcf.c: Include tree.h before langhooks.h.
14509 * predict.c (maybe_hot_count_p): Assert we have cfun.
14510 (probably_never_executed_bb_p): Likewise.
14511 * profile.c (compute_branch_probabilities): Use gimple_dump_cfg
14512 instead of dump_flow_info.
14513 * sched-deps.c: Include tree.h with a FIXME.
14514 (call_may_noreturn_p): Add FIXME note why this function has to
14515 look at function decls instead of function decl flags.
14516 * sched-vis.c: Include tree.h with a FIXME.
14517 (print_rtl_slim): Adjust dump_bb_info uses.
14518 * statistics.c (statistics_fini_pass_2): Use current_function_name
14519 to avoid including tree.h.
14520 (statistics_counter_event): Use function_name for the same reason.
14521 (statistics_histogram_event): Likewise.
14522 * tracer.c (tracer): Remove bogus gcc_assert. Use brief_dump_cfg
14523 instead of dump_flow_info.
14524 * var-tracking.c (variable_tracking_main_1): Call dump_reg_info
14525 before dump_flow_info.
14526 * doc/cfg.texi: Update CFG documentation.
14527 * Makefile.in (RTL_H): Depend on FLAGS_H.
14528 (GIMPLE_H): Depend on TREE_H.
14529 (FUNCTION_H): Depend on VEC_H, vecir.h, INPUT_H and MACHMODE_H,
14530 but no longer on TREE_H.
14531 (C_COMMON_H): Depend on TREE_H.
14532 (cselib.o, cse.o, cfganal.o, loop-init.o, ira-conflicts.o,
14533 sched-deps.o, sched-vis.o): Fixup dependencies.
14535 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
14537 * alias.h: Do not include coretypes.h in header files.
14538 * cppbuiltin.h: Likewise.
14539 * double-int.h: Likewise.
14540 * gimple-fold.h: Likewise.
14541 * flags.h: Likewise.
14542 * tree-ssa-alias.h: Likewise.
14543 * gengtype.h (obstack_chunk_alloc, obstack_chunk_free,
14544 OBSTACK_CHUNK_SIZE): Define here to avoid dependency on coretypes.h.
14545 * Makefile.in (RTL_BASE_H): Depend on coretypes.h.
14546 (TREE_H): Likewise.
14547 (ALIAS_H): Do not depend on coretypes.h.
14548 (FLAGS_H): Likewise.
14549 (realmpfr.o): Depend on coretypes.h.
14551 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
14553 * Makefile.in (gengtype-lex.o, gengtype-parse.o, gengtype-state.o,
14554 gengtype.o): Add -DGENERATOR_FILE manually for host gengtype objects.
14556 2012-07-07 Richard Earnshaw <rearnsha@arm.com>
14558 * arm.h (TARGET_CPU_CPP_BUILTINS): Remove Maverick support.
14559 (TARGET_FPA): Delete definition.
14560 (TARGET_MAVERICK): Likewise.
14561 (TARGET_FPA_EMU2): Likewise.
14562 (arm_fp_model): Remove FPA and Maverick models.
14563 (arm_arch_cirrus): Delete declaration.
14564 (FLOAT_WORDS_BIG_ENDIAN): Delete definition.
14565 (FIXED_REGISTERS): Remove FPA and Maverick support. Reorganize.
14566 (CALL_USED_REGISTERS): Likewise.
14567 (FIRST_FPA_REGNUM, LAST_FPA_REGNUM): Delete definition.
14568 (FIRST_VFP_REGNUM): Renumbered.
14569 (D7_VFP_REGNUM): Chain definition.
14570 (LAST_LO_VFP_REGNUM): Likewise.
14571 (FIRST_HI_VFP_REGNUM): Likewise.
14572 (LAST_HI_VFP_REGNUM): Likewise.
14573 (FIRST_IWMMXT_GR_REGNUM): Likewise.
14574 (LAST_IWMMXT_GR_REGNUM): Likewise.
14575 (FIRST_IWMMXT_REGNUM): Likewise.
14576 (LAST_IWMMXT_REGNUM): Likewise.
14577 (FRAME_POINTER_REGNUM): Renumbered.
14578 (ARG_POINTER_REGNUM): Renumbered.
14579 (FIRST_PSEUDO_REGISTER): Remove FPA and Maverick registers.
14580 (FIRST_CIRRUS_FP_REGNUM, LAST_CIRRUS_FP_REGNUM): Delete definitions.
14581 (HARD_REGNO_REGNUM): Remove FPA support.
14582 (REG_ALLOC_ORDER): Remove FPA and Maverick registers. Reorganize.
14583 (reg_class): Likewise.
14584 (REG_CLASS_NAMES): Likewise.
14585 (REG_CLASS_CONTENTS): Likewise.
14586 (CANNOT_CHANGE_MODE_CLASS): Never true. Update comment.
14587 (SECONDARY_INPUT_RELOAD_CLASS): Remove Maverick support.
14588 (CLASS_MAX_NREGS): Remove FPA and Maverick support.
14589 * aout.h (REGISTER_NAMES): Remove FPA and Maverick registers.
14590 Reorganize. Use AAPCS preferred names.
14591 (ADDITIONAL_REGISTER_NAMES): Remove aliases for Maverick. Update
14593 (OVERLAPPING_REGISTER_NAMES): Update register numbering.
14594 * arm.c (FL_CIRRUS): Delete definition.
14595 (arm_arch_cirrus): Delete variable.
14596 (arm_float_words_big_endian): Delete function.
14597 (cirrus_memory_offset): Delete function.
14598 (output_mov_long_double_fpa_from_arm): Delete function.
14599 (output_mov_long_double_arm_from_fpa): Delete function.
14600 (output_mov_double_fpa_from_arm): Delete function.
14601 (output_mov_double_arm_from_fpa): Delete function.
14602 (emit_sfm): Delete function.
14603 (maybe_get_arm_condition_code): Update comment.
14604 (arm_file_start): Always use softvfp for softfloat systems.
14605 (thumb_core_reg_alloc_order): Adjust for updated register allocation.
14606 (arm_option_override): Remove FPA and Maverick support. Always
14607 default to vfp as the fallback FPU format.
14608 (use_return_insn): Remove FPA support.
14609 (arm_get_frame_offsets): Likewise.
14610 (arm_save_coproc_regs): Likewise.
14611 (arm_canonicalize_comparison): Remove Maverick support.
14612 (arm_select_cc_mode): Likewise.
14613 (arm_gen_compare_reg): Likewise.
14614 (arm_print_operand): Likewise.
14615 (arm_libcall_value_1): Remove FPA and Maverick support.
14616 (arm_function_value_regno_p): Likewise.
14617 (arm_apply_result_size): Likewise.
14618 (arm_legitimate_index_p): Likewise.
14619 (thumb2_legitimate_index_p): Likewise.
14620 (legitimize_reload_address): Likewise.
14621 (arm_register_move_cost): Likewise.
14622 (arm_hard_regno_mode_ok): Likewise.
14623 (arm_regno_class): Likewise.
14624 (arm_dbx_register_number): Likewise.
14625 (arm_emit_unwind_sequence): Likewise.
14626 (arm_conditional_register_usage): Likewise.
14627 * arm-protos.h (neg_const_double_rtx_ok_for_fpa): Remove declaration.
14628 (cirrus_memory_offset): Likewise.
14629 (output_move_long_double_fpa_from_arm): Likewise.
14630 (output_move_long_double_arm_from_fpa): Likewise.
14631 (output_move_double_fpa_from_arm): Likewise.
14632 (output_move_double_arm_from_fpa): Likewise.
14633 (arm_float_words_big_endian): Likewise.
14634 * arm.md (CC_REGNUM): Renumbered.
14635 (VFPCC_REGNUM): Moved here. Renumbered.
14636 (FPA_F0_REGNUM, FPA_F7_REGNUM): Delete.
14637 (attr fpu): Remove FPA and Maverick support.
14638 * vfp.md (VFPCC_REGNUM): Delete. Moved to arm.md.
14639 * arm-cores.def (ep9312): Remove Maverick support.
14640 * arm-arches.def (ep9312): Delete architecture.
14641 * arm-tables.opt: Regenerated.
14643 * arm/linux-elf.h (FPUTYPE_DEFAULT): Set to vfp.
14645 2012-07-07 Steven Bosscher <steven@gcc.gnu.org>
14647 PR tree-optimization/53881
14648 * tree-switch-conversion.c (emit_case_bit_tests): Do not rely on
14649 comparing labels to establish uniqueness of a switch case target,
14650 use the CFG instead.
14652 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
14654 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
14655 due to negative shift amount.
14657 2012-07-07 Hans-Peter Nilsson <hp@axis.com>
14659 Fix configure test for "stack protector support in target C library".
14660 * configure.ac (test_prefix, test_exec_prefix): Move setting from
14661 inside sysroot handling to before and outside it.
14662 * configure: Regenerate.
14664 2012-07-06 Kai Tietz <ktietz@redhat.com>
14667 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
14668 as "/mingw/include".
14670 2012-07-06 Alexandre Oliva <aoliva@redhat.com>
14673 * var-tracking.c (vt_add_function_parameter): Convert
14674 internal_arg_pointer into arg_pointer-based address even
14677 2012-07-06 Alexandre Oilva <aoliva@redhat.com>
14679 PR rtl-optimization/53827
14682 * alias.c (memrefs_conflict_p): Adjust offset and size by the
14683 same amount for alignment ANDs.
14685 2012-07-06 Tom de Vries <tom@codesourcery.com>
14687 PR tree-optimization/51879
14688 * tree-ssa-sccvn.c (copy_reference_ops_from_call)
14689 (visit_reference_op_call): Handle case that lhs is not an SSA_NAME.
14690 (visit_use): Also call visit_reference_op_call for calls with a vdef.
14692 2012-07-06 Tom de Vries <tom@codesourcery.com>
14694 PR tree-optimization/52009
14695 * tree-ssa-tail-merge.c (gimple_equal_p): For GIMPLE_ASSIGN, compare
14696 value numbers of gimple_vdef.
14697 * tree-ssa-sccvn.h (vn_reference_insert): Add vdef parameter to
14699 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MODIFY_EXPR.
14700 (vn_reference_insert): Add and handle vdef parameter.
14701 (visit_reference_op_load): Add argument to vn_reference_insert call.
14702 (visit_reference_op_store): Find value number of vdef of store. Insert
14703 value number of vdef of store.
14705 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
14707 * config/i386/i386.md (simple lea to add peephole): Also transform
14708 RTXes where second PLUS operand matches output.
14710 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
14712 * config/i386/i386.c (construct_plt_address): Make static.
14713 * config/i386/i386-protos.h (construct_plt_address): Remove.
14715 2012-07-06 Nick Clifton <nickc@redhat.com>
14717 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
14718 default_encode_section_info.
14720 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
14723 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
14724 emit PIC sequence for fnaddr symbol reference in advance.
14726 2012-07-06 Eric Botcazou <ebotcazou@adacore.com>
14729 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
14731 * dwarf2out.c (function_possibly_abstracted_p): New static function.
14732 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
14733 cgraph_function_possibly_inlined_p.
14734 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
14735 (process_scope_var): Do not emit concrete instances of abstracted
14736 nested functions from here.
14737 (gen_decl_die): Emit the abstract instance if the function is possibly
14738 abstracted and not only possibly inlined.
14739 (dwarf2out_finish): Find the first non-abstract parent instance and
14740 attach concrete instances on the limbo list to it.
14742 2012-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14743 Julian Brown <julian@codesourcery.com>
14747 * config/arm/neon-gen.ml (return_by_ptr): Delete.
14748 (print_function): Handle empty strings.
14749 (return): Delete use of return_by_ptr.
14750 (mask_shape_for_shuffle): New function.
14751 (mask_elems): Likewise.
14752 (shuffle_fn): Likewise.
14753 (params): Simplify and remove use of return_by_ptr.
14754 (get_shuffle): New function.
14755 (print_variant): Update.
14756 * config/arm/neon.ml (rev_elems): New function.
14757 (permute_range): Likewise.
14758 (zip_range): Likewise.
14759 (uzip_range): Likewise.
14760 (trn_range): Likewise.
14761 (zip_elems): Likewise.
14762 (uzip_elems): Likewise.
14763 (trn_elems): Likewise.
14764 (features): New enumeration Use_shuffle. Delete ReturnPtr.
14767 (ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
14768 * config/arm/arm_neon.h: Regenerate.
14770 2012-07-05 Richard Guenther <rguenther@suse.de>
14772 * tree-pretty-print.c (dump_generic_node): Properly test
14773 the result of exact_log2.
14775 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14777 * config/s390/s390-protos.h (s390_expand_movmem)
14778 (s390_expand_cmpmem): Add return value.
14779 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
14780 Return FALSE to use the library function in some cases.
14781 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
14784 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14786 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
14788 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
14790 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
14791 * stmt.c (dump_case_nodes): New.
14792 (expand_case): Split out code generation parts into new functions.
14793 (expand_switch_as_decision_tree_p): Split out from expand_case.
14794 (emit_case_decision_tree): Likewise.
14795 (emit_case_dispatch_table): Likewise.
14797 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14799 * config/arm/iterators.md (SDF): New mode iterator.
14800 (V_if_elem): Add support for SF and DF modes.
14802 (F_constraint): New mode iterator attribute.
14803 (F_fma_type): Likewise.
14804 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
14805 (*fmsub<SDF:mode>4): Likewise.
14806 (*fmnsub<SDF:mode>4): Likewise.
14807 (*fmnadd<SDF:mode>4): Likewise.
14809 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
14811 * expmed.c (expand_mult): Initialize coeff and is_neg.
14813 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
14815 * config/sh/predicates.md (zero_extend_operand): New predicate.
14816 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
14817 zero_extend_operand predicate.
14818 (zero_extendqisi2): Likewise.
14820 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
14822 PR middle-end/53321
14823 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
14824 to not call cgraph_propagate_frequency if something was changed.
14826 2012-07-04 Richard Guenther <rguenther@suse.de>
14828 PR middle-end/53433
14829 * gimple-fold.c (get_base_constructor): Do not return an
14830 error_mark_node DECL_INITIAL.
14832 2012-07-04 Richard Guenther <rguenther@suse.de>
14834 PR tree-optimization/53844
14835 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
14836 the loop virtual PHI.
14838 2012-07-04 Richard Guenther <rguenther@suse.de>
14840 PR tree-optimization/53849
14841 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
14842 for duplicated locals. Use add_referenced_var_1 to avoid
14843 pushing/popping cfun.
14845 2012-07-04 Kai Tietz <ktietz@redhat.com>
14847 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
14848 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
14850 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
14851 as i386_pe_reloc_rw_mask.
14853 2012-07-04 Richard Guenther <rguenther@suse.de>
14855 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
14856 as in free_lang_data_in_type.
14858 2012-07-04 Tobias Grosser <tobias@grosser.es>
14859 Michael Matz <matz@suse.de>
14861 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
14862 (graphite-optimize-isl.o): Add dependencies.
14863 * common.opt (floop-nest-optimize): New flag.
14864 * doc/invoke.texi (floop-nest-optimize): Document.
14865 * graphite-dependences.c (compute_deps): Export.
14866 * graphite-poly.h (compute_deps): Declare.
14867 * graphite-optimize-isl.c: New file.
14868 * graphite-poly.c (apply_poly_transforms): Run the loop
14870 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
14871 if -floop-nest-optimize is enabled.
14873 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
14875 * config/sh/predicates.md (logical_and_operand): New predicate.
14876 * config/sh/constraints.md (Jmb, Jmw): New constraints.
14877 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
14878 of 0xFFFF constant. Use logical_and_operand predicate and
14879 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
14880 (*andsi3_compact): Make it an insn_and_split. Use
14881 logical_and_operand predicate. Add Jmb,Jmw alternatives.
14883 2012-07-03 Jason Merrill <jason@redhat.com>
14886 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
14888 2012-07-03 Nick Clifton <nickc@redhat.com>
14890 * config/mep/mep.c (mep_reorg_regmove): Use
14891 next_nonnote_non_debug_insn to advance to the next insn. Do not
14892 expect delete_insn to return an rtx.
14894 2012-07-03 Richard Guenther <rguenther@suse.de>
14896 * doc/install.texi (CLooG): Clarify how CLooG needs to be
14897 configured and that it needs to be built against ISL 0.10.
14899 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
14901 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
14902 code model string in the error message.
14904 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
14907 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
14908 sibcall_insn_operand. Move it to a temporary register if not.
14910 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
14913 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
14916 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
14918 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
14920 2012-07-03 Roland McGrath <mcgrathr@google.com>
14922 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
14923 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
14924 * configure: Regenerated.
14925 * config/i386/i386.md (simple_return_internal_long): Use %;
14926 (ctz<mode>2): Likewise.
14927 (*pause): Likewise.
14929 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
14932 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
14934 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
14935 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
14936 gen_branch_true and gen_branch_false.
14937 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
14939 (branch_true, branch_false): Use t_reg_operand predicate.
14940 (*branch_true, *branch_false): Delete.
14941 (movt): Use t_reg_operand predicate.
14942 (*negnegt): Use negt_reg_operand predicate and fold little and big
14944 (*movtt): Use t_reg_operand and fold little and big endian variants.
14945 (*movt_qi): Delete.
14947 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
14949 * stmt.c (emit_case_bit_tests): Remove.
14950 (expand_case): Remove expand_switch_using_bit_tests_p code.
14951 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
14952 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
14953 (lshift_cheap_p): Likewise.
14954 (expand_switch_using_bit_tests_p): Likewise.
14955 (struct case_bit_test): Likewise.
14956 (case_bit_test_cmp): Likewise.
14957 (emit_case_bit_tests): New implementation for GIMPLE.
14958 (gen_inbound_check): Do not release post-dominator info here.
14959 (process_switch): Reorder code. Expand as bit tests if it
14961 (do_switchconv): Release post-dominator info here if something changed.
14962 (struct gimple_opt_pass): Verify more.
14963 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
14965 2012-07-02 Martin Jambor <mjambor@suse.cz>
14967 PR middle-end/38474
14968 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
14969 dynamic type change check.
14971 2012-07-02 Richard Guenther <rguenther@suse.de>
14972 Michael Matz <matz@suse.de>
14973 Tobias Grosser <tobias@grosser.es>
14974 Sebastian Pop <sebpop@gmail.com>
14976 * Makefile.in: Remove PPL flags in favor of ISL ones.
14977 (BACKENDLIBS): Remove PPL libs.
14978 (INCLUDES): Remove PPL includes in favor of ISL ones.
14979 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
14980 graphite-cloog-compat.h dependencies.
14981 (graphite-dependences.o): Likewise.
14982 (graphite-poly.o): Likewise.
14983 * configure.ac: Declare ISL vars instead of PPL ones.
14984 * configure: Regenerated.
14985 * doc/install.texi: Replace PPL requirement documentation with ISL one.
14986 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
14987 * graphite-clast-to-gimple.c: Likewise.
14988 * graphite-dependences.c: Likewise.
14989 * graphite-interchange.c: Likewise.
14990 * graphite-poly.h: Likewise.
14991 * graphite-poly.c: Likewise.
14992 * graphite-sese-to-poly.c: Likewise.
14993 * graphite.c: Likewise.
14994 * graphite-scop-detection.c: Re-arrange includes.
14995 * graphite-cloog-util.c: Remove.
14996 * graphite-cloog-util.h: Likewise.
14997 * graphite-ppl.h: Likewise.
14998 * graphite-ppl.c: Likewise.
14999 * graphite-dependences.h: Likewise.
15001 2012-07-02 Richard Guenther <rguenther@suse.de>
15003 Merge from graphite branch
15004 2011-07-21 Tobias Grosser <tobias@grosser.es>
15006 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
15007 Remove graphite-cloog-util.h.
15008 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
15009 build_iv_mapping, translate_clast_user, translate_clast,
15010 free_scattering, initialize_cloog_names, build_cloog_prog,
15011 create_params_index): Do not use old compatibility functions.
15012 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
15013 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
15014 compatibility functions.
15015 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
15017 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
15018 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
15020 * graphite-cloog-compat.h: Remove.
15022 2011-08-09 Tobias Grosser <tobias@grosser.es>
15024 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
15025 of the string, no just a reference.
15026 (clast_name_index): Add a new field, that specifies if we need to free
15028 (free_clast_name_index): If necessary, free the name string.
15029 (clast_name_index_elt_info): Calculate the hash based on the string
15030 content, not the memory location it is stored in.
15031 (clast_name_to_level): Specify that we do not need to free the name.
15032 (clast_name_to_index): Dito.
15033 (clast_name_to_lb_ub): Dito.
15034 (eq_clast_name_indexes): Compare the strings, not their base pointers.
15035 (free_scattering): Removed.
15036 (initialize_cloog_names): Renamed to add_names_to_union_domain().
15037 (add_names_to_union_domain): Changed to work on a union_domain,
15038 instead of a CloogNames structure.
15039 (build_cloog_prog): Removed.
15040 (build_cloog_union_domain): New.
15041 (generate_cloog_input): New.
15042 (scop_to_clast): Use CloogInput instead of CloogProgram.
15043 (print_generated_program): Adapt to new scop_to_clast() and do not
15044 print the CloogProgram any more.
15045 (create_params_index): Removed, functionality integrated in
15046 add_names_to_union_domain().
15047 (gloog): Adapt to new scop_to_clast().
15048 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
15050 2012-01-11 Tobias Grosser <tobias@grosser.es>
15052 * graphite-clast-to-gimple.c (clast_name_to_index,
15053 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
15054 (clast_to_gcc_expression): Add clast_expr_name as a new
15055 case. Do not assume a clast_expr_term points always to a
15057 (type_for_clast_term): Do not assume a clast_expr_term points always to
15059 (type_for_clast_name): New.
15060 (type_for_clast_expr): Add clast_expr_name as a new case.
15062 2011-08-03 Sebastian Pop <sebpop@gmail.com>
15064 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
15065 new_Cloog_Scattering_from_ppl_Polyhedron,
15066 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
15068 2012-07-02 Jakub Jelinek <jakub@redhat.com>
15070 PR tree-optimization/53645
15071 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
15072 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
15074 2012-07-01 Wei Guozhi <carrot@google.com>
15077 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
15078 * config/arm/arm.c (const_ok_for_dimode_op): New function.
15079 * config/arm/constraints.md (Dd): New constraint.
15080 * config/arm/predicates.md (arm_adddi_operand): New predicate.
15081 * config/arm/arm.md (adddi3): Extend it to handle constants.
15082 (arm_adddi3): Likewise.
15083 (addsi3_carryin_<optab>): Extend it to handle sbc case.
15084 (addsi3_carryin_alt2_<optab>): Likewise.
15085 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
15087 2012-06-30 Nathan Sidwell <nathan@acm.org>
15089 * coverage.c (bbg_file_stamp): New.
15090 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
15091 (build_info): Write bbg_file_stamp.
15092 (coverage_init): Initialize bbg_file_stamp. Read counts file
15093 before writing graph header.
15094 (coverage_finish): Don't unlink the data file if we can generate a
15096 * tree.h (crc32_unsigned): Declare.
15097 * tree.c (crc32_unsigned_bits): New, broken out of ...
15098 (crc32_byte): ... here. Use it.
15099 (crc32_unsigned): New.
15101 2012-06-29 Cary Coutant <ccoutant@google.com>
15103 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
15104 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
15105 (gen_variable_die): Likewise.
15106 (gen_namespace_die): Likewise.
15108 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
15110 * tree-eh.c (lower_try_finally_switch): Really put the location of the
15111 last statement of the finally block onto the switch.
15113 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
15116 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
15119 2012-06-29 Sterling Augustine <saugustine@google.com>
15121 * dwarf2out.c (add_pubname): Add comment.
15122 (add_pubtype): Fix indentation.
15123 (gen_enumeration_type_die): Likewise.
15125 2012-06-29 Jakub Jelinek <jakub@redhat.com>
15127 * tree-vect-generic.c (expand_vector_divmod): For even/odd
15128 widening multiply, put even always as first argument to VEC_PERM_EXPR.
15130 2012-06-29 Richard Henderson <rth@redhat.com>
15132 * tree-vect-generic.c: Include target.h.
15133 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
15134 * Makefile.in (tree-vect-generic.o): Update.
15136 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
15138 * configure.ac: Remove special gtfiles case for C.
15139 * configure: Regenerate.
15140 * Makefile.in: Remove C front-end hooks and build hooks that
15141 will be picked up from c/Make-lang.in now.
15142 Add tree-mudflap to C_COMMON_OBJS.
15143 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
15144 * config/vms/vms.c: Look for c-tree.h in c/.
15145 * doc/gty.texi: Remove reference to c-config-lang.in.
15146 * doc/sourcebuild.texi: Document the c/ subdirectory.
15148 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
15150 * system.h (CASE_USE_BIT_TESTS): Poison.
15151 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
15152 (expand_switch_using_bit_tests_p): ...here.
15153 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
15154 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
15156 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
15158 * system.h (IFCVT_EXTRA_FIELDS): Poison.
15159 (IFCVT_INIT_EXTRA_FIELDS): Poison.
15160 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
15161 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
15162 IFCVT_INIT_EXTRA_FIELDS.
15163 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
15164 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
15165 IFCVT_MACHDEP_INIT.
15166 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
15167 frv_ifcvt_machdep_init.
15168 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
15169 Remove documentation.
15170 (IFCVT_MACHDEP_INIT): Document.
15171 * doc/tm.texi: Regenerate.
15173 2012-06-29 Nick Clifton <nickc@redhat.com>
15175 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
15177 2012-06-29 Jakub Jelinek <jakub@redhat.com>
15179 * tree-vect-stmts.c (vectorizable_operation): Check both
15180 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
15181 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
15183 2012-06-28 Richard Henderson <rth@redhat.com>
15185 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
15187 2012-06-28 Jakub Jelinek <jakub@redhat.com>
15189 PR tree-optimization/51581
15190 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
15191 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
15192 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
15193 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
15194 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
15195 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
15197 PR tree-optimization/53645
15198 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
15199 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
15202 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
15205 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
15206 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
15207 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
15208 avr_hard_regno_call_part_clobbered.
15210 2012-06-28 Richard Guenther <rguenther@suse.de>
15212 PR middle-end/53790
15213 * expr.c (expand_expr_real_1): Verify if the type is complete
15214 before inspecting its size.
15216 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
15218 * doc/include/gpl.texi: Remove.
15219 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
15221 2012-06-28 Jakub Jelinek <jakub@redhat.com>
15223 PR tree-optimization/53645
15224 * tree-vect-generic.c (add_rshift): New function.
15225 (expand_vector_divmod): New function.
15226 (expand_vector_operation): Use it for vector integer
15227 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
15228 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
15229 unused lguup variable with dummy_int.
15231 2012-06-28 OLivier Hainque <hainque@adacore.com>
15233 * expr.c (convert_move): Latch mem integer inputs into a
15234 register before expanding a multi-instructions sequence.
15236 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
15237 Uros Bizjak <ubizjak@gmail.com>
15238 Jakub Jelinek <jakub@redhat.com>
15242 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
15243 (vt_finalize): ... here instead, if needed.
15245 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
15250 * dce.c (word_dce_process_block): Check whether inserting debug
15251 temps are needed even for needed insns.
15252 (dce_process_block): Likewise.
15253 * df-problems.c (dead_debug_add): Add comment about multi-regs.
15254 (dead_debug_insert_temp): Likewise. Don't subreg when we're
15255 setting fewer regs than a multi-reg requires.
15257 2012-06-27 Richard Henderson <rth@redhat.com>
15259 * config/alpha/alpha.c (alpha_dimode_u): New.
15260 (alpha_init_builtins): Initialize it, and use it.
15261 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
15262 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
15263 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
15264 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
15265 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
15266 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
15267 (alpha_fold_builtin_ctpop): Likewise.
15268 (alpha_fold_builtin_umulh): Remove.
15269 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
15270 typo in MAX_ARGS check.
15272 2012-06-27 Richard Henderson <rth@redhat.com>
15274 * tree.def (MULT_HIGHPART_EXPR): New.
15275 * cfgexpand.c (expand_debug_expr): Ignore it.
15276 * expr.c (expand_expr_real_2): Handle it.
15277 * fold-const.c (int_const_binop_1): Likewise.
15278 * optabs.c (optab_for_tree_code): Likewise.
15279 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
15280 * tree-inline.c (estimate_operator_cost): Likewise.
15281 * tree-pretty-print.c (dump_generic_node): Likewise.
15282 (op_code_prio, op_symbol_code): Likewise.
15283 * tree.c (commutative_tree_code): Likewise. Also handle
15284 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
15286 2012-06-27 Richard Henderson <rth@redhat.com>
15289 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
15290 in 2012-06-23 change. Adjust two other DImode tests as well.
15292 2012-06-27 Nick Clifton <nickc@redhat.com>
15294 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
15297 2012-06-27 Richard Guenther <rguenther@suse.de>
15299 PR middle-end/53676
15300 * tree-chrec.c (chrec_convert_1): Represent truncation to
15301 a type with undefined overflow as truncation to an unsigned
15302 type converted to the type with undefined overflow.
15303 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
15304 the scalar evolution of a truncated widened operation avoid
15305 looking at the non-existing evolution of the widened operation
15308 2012-06-27 Richard Guenther <rguenther@suse.de>
15310 PR tree-optimization/53774
15311 * tree-ssa-reassoc.c (get_rank): All default defs have
15313 (init_reassoc): Precompute rank for all SSA default defs.
15315 2012-06-27 Nick Clifton <nickc@redhat.com>
15317 * config/rx/rx.md (simple_return): Use the simple_return rtx.
15319 2012-06-26 Richard Henderson <rth@redhat.com>
15321 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
15322 and don't fall thru from standard_80387_constant_p to the memory
15325 2012-06-26 Richard Henderson <rth@redhat.com>
15327 * config/i386/i386.c (bdesc_args): Update. Change
15328 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
15329 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
15330 (ix86_builtin_mul_widen_even): Use it.
15331 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
15332 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
15333 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
15335 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
15336 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
15337 (vec_widen_smult_even_v4si): New.
15339 2012-06-26 Richard Henderson <rth@redhat.com>
15341 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
15342 to expander; move guts to ...
15343 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
15344 highparts before shifting up.
15345 * config/i386/i386-protos.h: Update.
15347 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
15349 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
15350 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
15351 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
15353 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
15355 * var-tracking.c (vt_add_function_parameter): Use a preserved
15356 VALUE for the MEM address of an incoming parameter.
15358 2012-06-26 Sterling Augustine <saugustine@google.com>
15360 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
15361 (prune_unused_types): Likewise.
15363 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
15365 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
15366 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
15367 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
15368 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
15369 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
15370 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
15371 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
15372 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
15373 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
15375 * doc/tm.texi: Regenerate.
15376 * doc/cpp.texi: Make example for #error generic.
15377 * config/frv/frv.h: Fix example text to match tm.texi.
15379 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
15381 * tree-pass.h (pass_strength_reduction): New decl.
15382 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
15383 (finalize_costs): Likewise.
15384 * timevar.def (TV_TREE_SLSR): New timevar.
15385 * gimple-ssa-strength-reduction.c: New.
15386 * tree-flow.h (initialize_costs): New decl.
15387 (finalize_costs): Likewise.
15388 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
15389 * passes.c (init_optimization_passes): Add pass_strength_reduction.
15391 2012-06-26 Matt Turner <mattst88@gmail.com>
15393 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
15394 (__builtin_arm_tinsrh): Likewise.
15395 (__builtin_arm_tinsrw): Likewise.
15396 (__builtin_arm_wsadb): Add missing v2si parameter.
15397 (__builtin_arm_wsadh): Likewise.
15398 (__builtin_arm_getwcx): Delete.
15399 (__builtin_arm_setwcx): Delete.
15400 (__builtin_arm_getwcgr0): Add.
15401 (__builtin_arm_getwcgr1): Add.
15402 (__builtin_arm_getwcgr2): Add.
15403 (__builtin_arm_getwcgr3): Add.
15404 (__builtin_arm_setwcgr0): Add.
15405 (__builtin_arm_setwcgr1): Add.
15406 (__builtin_arm_setwcgr2): Add.
15407 (__builtin_arm_setwcgr3): Add.
15409 2012-06-26 Richard Guenther <rguenther@suse.de>
15412 2012-06-21 Richard Guenther <rguenther@suse.de>
15414 * tree-inline.c (estimate_num_insns): Estimate call cost for
15415 tailcalls properly.
15417 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
15420 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
15421 * doc/tm.texi: Regenerate.
15423 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
15426 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
15427 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
15428 * doc/tm.texi.in: Remove documentation for unused target macros
15429 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
15430 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
15431 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
15432 TARGET_NARROW_VOLATILE_BITFIELDS.
15433 Document that MD_HANDLE_UNWABI is a macro in libgcc.
15434 * doc/tm.texi: Regenerate.
15435 * system.h: Poison target macros
15436 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
15437 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
15438 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
15439 TARGET_NARROW_VOLATILE_BITFIELDS
15441 2012-06-26 Jan Hubicka <jh@suse.cz>
15444 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
15447 2012-06-26 Dehao Chen <dehao@google.com>
15449 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
15450 source location is consistant with the call stmt.
15452 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
15454 PR tree-optimization/53729
15455 PR tree-optimization/53636
15456 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
15457 vect_verify_datarefs_alignment until after statements have
15458 been marked as relevant/irrelevant.
15459 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
15460 Skip irrelevant statements.
15461 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
15462 instead of STMT_VINFO_RELEVANT.
15463 (vect_get_data_access_cost): Do not check for supportable
15464 alignment before calling vect_get_load_cost/vect_get_store_cost.
15465 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
15466 handling unsupported alignment.
15467 (vect_get_load_cost): Likewise.
15469 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
15471 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
15472 Do not define JMP_BUF_SIZE.
15474 2012-06-26 Jakub Jelinek <jakub@redhat.com>
15476 PR tree-optimization/53748
15477 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
15478 if arg0/arg1 have integral or pointer types.
15480 2012-06-25 Richard Henderson <rth@redhat.com>
15482 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
15483 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
15484 (sdot_prodv4si): New; handle only XOP.
15486 2012-06-25 Richard Henderson <rth@redhat.com>
15488 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
15489 (V2UDI_FUNC_V4USI_V4USI): New.
15490 (V4UDI_FUNC_V8USI_V8USI): New.
15491 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
15492 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
15493 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
15494 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
15495 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
15496 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
15497 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
15498 (bdesc_args): Add them.
15499 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
15500 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
15501 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
15502 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
15503 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
15505 2012-06-25 Richard Henderson <rth@redhat.com>
15507 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
15509 2012-06-25 Richard Henderson <rth@redhat.com>
15511 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
15513 (ix86_expand_vec_interleave): New.
15514 (ix86_expand_mul_widen_evenodd): New.
15515 (ix86_expand_mul_widen_hilo): New.
15516 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
15517 * config/i386/i386.md (u_bool) New code attr.
15518 * config/i386/predicates.md
15519 (nonimmediate_or_const_vector_operand): Remove.
15520 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
15521 both AVX and SSE4_1.
15522 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
15523 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
15524 (vec_widen<s>mult_hi_v8si): Remove.
15525 (vec_widen<s>mult_lo_v8si): Remove.
15526 (vec_widen_smult_hi_v4si): Remove.
15527 (vec_widen_smult_lo_v4si): Remove.
15528 (vec_widen_umult_hi_v4si): Remove.
15529 (vec_widen_umult_lo_v4si): Remove.
15530 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
15531 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
15532 * config/i386/i386-protos.h: Update.
15534 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
15536 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
15537 (neon_vld1_dup): Restrict to VQ operands.
15538 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
15540 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
15541 James Greenhalgh <james.greenhalgh@arm.com>
15543 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
15544 (TARGET_FMA): New macro.
15545 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
15546 (TARGET_ARM_ARCH): Likewise.
15547 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
15548 (TARGET_V6M, TARGET_V7M): Likewise.
15549 (TARGET_ARM_ARCH_PROFILE): Likewise.
15550 (TARGET_ARM_FEATURE_LDREX): Likewise.
15551 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
15552 (ARM_MIN_ENUM_SIZE): Likewise.
15553 * config/arm/arm.c (arm_file_start): Refactor appropriately.
15554 (base_architecture): New enumeration.
15555 (arm_base_arch): New global variable.
15556 (processors): Add field base_arch.
15557 (ARM_ARCH, ARM_CORE): Adjust accordingly.
15558 (arm_option_override): Add initialization of arm_base_arch.
15559 * doc/cpp.texi (system-specific predefined macros.): Change.
15561 2012-06-25 Jakub Jelinek <jakub@redhat.com>
15564 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
15565 of x x x in the vmovlps load alternative.
15567 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
15570 * df.h (dead_debug_add): Remove third argument.
15571 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
15572 REG that we want to replace instead.
15573 (dead_debug_insert_temp): Use the REGNO of the reg that we want
15574 to replace instead of DF_REF_REGNO. Require there to always be
15575 at least one such use. Check for cases where the same location
15576 has more than df_ref associated with it.
15577 (df_note_bb_compute): Remove third dead_debug_add argument.
15578 * dce.c (word_dce_process_block): Likewise.
15580 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
15582 * config/v850/v850.c: Remove redundant extern declarations for
15583 last_assemble_variable_decl and size_directive_output.
15585 * doc/tm.texi.in: Document JMP_BUF_SIZE.
15586 * doc/tm.texi: Regenerate.
15587 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
15588 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
15589 * config/stormy16/stormy16.h: Likewise.
15591 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
15593 * doc/sourcebuild.texi: Add missing subdirectories.
15595 2012-06-25 Tristan Gingold <gingold@adacore.com>
15597 * config/i386/i386.h: Fix typo.
15599 2012-06-25 Tristan Gingold <gingold@adacore.com>
15601 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
15602 (seh_cfa_adjust_cfa): ... that function.
15603 (seh_emit_stackalloc): Do not emit out of range values.
15604 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
15605 UNSPEC_DEF_CFA constants.
15606 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
15607 * config/i386/i386.c (ix86_frame_pointer_required): Required
15608 for very large frames on SEH target.
15609 (ix86_compute_frame_layout): Save area is before frame pointer
15610 on SEH target. Handle very large frames.
15611 (ix86_expand_prologue): Likewise.
15613 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
15615 * output.h: (current_function_is_leaf,
15616 current_function_sp_is_unchanging,
15617 current_function_uses_only_leaf_regs): Remove.
15618 * function.c (current_function_is_leaf,
15619 current_function_sp_is_unchanging,
15620 current_function_uses_only_leaf_regs): Remove.
15621 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
15622 instead of current_function_uses_only_leaf_regs.
15623 * function.h (struct rtl_data): New fields sp_is_unchanging,
15624 is_leaf, uses_only_leaf_regs.
15625 * resource.c (init_resource_info): Replace current_function_is_leaf,
15626 current_function_sp_is_unchanging, and
15627 current_function_uses_only_leaf_regs with new crtl fields.
15628 * sdbout.c (sdbout_symbol): Likewise.
15629 * df-core.c (rest_of_handle_df_initialize): Likewise.
15630 * ira.c (ira): Likewise.
15631 * final.c (final_start_function): Likewise.
15632 * reorg.c (fill_simple_delay_slots): Likewise.
15633 * regrename.c (check_new_reg_p): Likewise.
15634 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
15635 (notice_stack_pointer_modification): Likewise.
15636 * dbxout.c (dbxout_symbol): Likewise.
15637 (dbxout_parms): Likewise.
15638 * sel-sched.c (init_regs_for_mode): Likewise.
15639 * dwarf2out.c (dbx_reg_number): Likewise.
15640 (multiple_reg_loc_descriptor): Likewise.
15641 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
15642 (gen_pop): Likewise.
15643 (ix86_select_alt_pic_regnum): Likewise.
15644 (ix86_compute_frame_layout): Likewise.
15645 (ix86_finalize_stack_realign_flags): Likewise.
15646 (ix86_expand_epilogue): Likewise.
15647 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
15648 * config/h8300/h8300.c (byte_reg): Likewise.
15649 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
15650 (c6x_save_reg): Likewise.
15651 (c6x_compute_frame_layout): Likewise.
15652 * config/pa/pa.c (pa_compute_frame_size): Likewise.
15653 (pa_output_function_prologue): Likewise.
15654 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
15655 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
15656 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
15657 (sparc_expand_prologue): Likewise.
15658 (sparc_flat_expand_prologue): Likewise.
15659 (sparc_asm_function_prologue): Likewise.
15660 (sparc_output_mi_thunk): Likewise.
15661 (sparc_frame_pointer_required): Likewise.
15662 * config/epiphany/epiphany.c (epiphany_compute_function_type):
15664 (epiphany_compute_frame_size): Likewise.
15665 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
15666 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
15667 (cris_frame_pointer_required): Likewise.
15668 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
15669 (tilepro_current_function_is_leaf): Likewise.
15670 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
15671 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
15672 * config/ia64/ia64.c (find_gr_spill): Likewise.
15673 (ia64_compute_frame_size): Likewise.
15674 (ia64_can_eliminate): Likewise.
15675 (ia64_initial_elimination_offset): Likewise.
15676 * config/m68k/m68k.c (m68k_save_reg): Likewise.
15677 (m68k_expand_epilogue): Likewise.
15678 * config/rx/rx.c (rx_get_stack_layout): Likewise.
15679 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
15680 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
15682 (picochip_output_frame_debug): Likewise.
15683 * config/sh/sh.c (sh_media_register_for_return): Likewise.
15684 (sh_allocate_initial_value): Likewise.
15685 (sh_output_mi_thunk): Likewise.
15686 * config/microblaze/microblaze.c (microblaze_must_save_register):
15688 (compute_frame_size): Likewise.
15689 (microblaze_initial_elimination_offset): Likewise.
15690 (microblaze_expand_prologue): Likewise.
15691 (microblaze_expand_epilogue): Likewise.
15692 * config/frv/frv.c (frv_expand_epilogue): Likewise.
15693 (frv_frame_pointer_required): Likewise.
15694 * config/spu/spu.c (get_pic_reg): Likewise.
15695 (direct_return): Likewise.
15696 (spu_expand_prologue): Likewise.
15697 (spu_expand_epilogue): Likewise.
15698 (spu_initial_elimination_offset): Likewise.
15699 * config/mips/mips.c (mips_global_pointer): Likewise.
15700 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
15701 (mips_compute_frame_info): Likewise.
15702 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
15703 (mep_reload_pointer): Likewise.
15704 * config/rl78/rl78.c (need_to_save): Likewise.
15705 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
15706 * config/score/score.c (score_compute_frame_size): Likewise.
15707 (score_function_prologue): Likewise.
15708 * config/bfin/bfin.c (must_save_p): Likewise.
15709 (expand_prologue_reg_save): Likewise.
15710 (expand_epilogue_reg_restore): Likewise.
15711 (bfin_frame_pointer_required): Likewise.
15712 (n_regs_saved_by_prologue): Likewise.
15713 (add_to_reg): Likewise.
15714 (expand_interrupt_handler_prologue): Likewise.
15715 (expand_interrupt_handler_epilogue): Likewise.
15716 (bfin_expand_prologue): Likewise.
15717 * config/avr/avr.c (avr_regs_to_save): Likewise.
15718 (avr_prologue_setup_frame): Likewise.
15719 (expand_epilogue): Likewise.
15720 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
15721 (s390_register_info): Likewise.
15722 (s390_frame_info): Likewise.
15723 (s390_init_frame_layout): Likewise.
15724 (s390_emit_prologue): Likewise.
15727 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
15729 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
15730 * vmsdbgout: Do not undefine it if defined.
15731 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
15732 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
15733 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
15735 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
15737 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
15739 2012-06-23 Richard Henderson <rth@redhat.com>
15742 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
15743 V*QImode shifts and multiply.
15744 (ix86_expand_vecop_qihi): Support shifts.
15745 * config/i386/i386.md (any_shift): New code iterator.
15746 * config/i386/sse.md (ashlv16qi3): Merge ...
15747 (<any_shiftrt>v16qi3): ... into ...
15748 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
15749 to support SSE and AVX.
15751 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
15752 parameter into src and dest.
15753 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
15754 (vec_unpacks_hi_<V124_AVX2>): Likewise.
15755 (vec_unpacku_lo_<V124_AVX2>): Likewise.
15756 (vec_unpacks_lo_<V124_AVX2>): Likewise.
15757 * config/i386/i386-protos.h: Update.
15759 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
15760 pure expander; move expansion code ...
15761 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
15762 * config/i386/i386-protos.h: Update.
15764 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
15766 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
15767 (popcntb<mode>2): Add attribute type popcnt.
15768 (popcntd<mode>2): Ditto.
15769 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
15770 * config/rs6000/power5.md (define_insn_reservation): Ditto.
15771 * config/rs6000/power7.md (define_insn_reservation): Ditto.
15772 * config/rs6000/476.md (define_insn_reservation): Ditto.
15773 * config/rs6000/power6.md (define_insn_reservation): New
15774 reservation for popcnt instructions.
15776 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
15778 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
15780 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
15783 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
15785 * config/i386/i386.c (ix86_option_override_internal): Allow
15786 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
15788 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
15789 if SSE is disabled.
15791 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
15793 * double-int.c (double_int_multiple_of): New function.
15794 * double-int.h (double_int_multiple_of): New decl.
15795 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
15796 (mbc_entry_hash): New forward decl.
15797 (mbc_entry_eq): Likewise.
15798 (zero_cost): Change to no_cost.
15799 (mult_costs): New static var.
15800 (cost_tables_exist): Likewise.
15801 (initialize_costs): New function.
15802 (finalize_costs): Likewise.
15803 (tree_ssa_iv_optimize_init): Call initialize_costs.
15804 (add_cost): Change to add_regs_cost; distinguish costs by speed.
15805 (multiply_regs_cost): New function.
15806 (add_const_cost): Likewise.
15807 (extend_or_trunc_reg_cost): Likewise.
15808 (negate_reg_cost): Likewise.
15809 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
15811 (get_address_cost): Change add_cost to add_regs_cost; change
15812 multiply_by_cost to multiply_by_const_cost.
15813 (force_expr_to_var_cost): Change zero_cost to no_cost; change
15814 add_cost to add_regs_cost; change multiply_by_cost to
15815 multiply_by_const_cost.
15816 (split_cost): Change zero_cost to no_cost.
15817 (ptr_difference_cost): Likewise.
15818 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
15819 to multiply_by_const_cost.
15820 (get_computation_cost_at): Change add_cost to add_regs_cost; change
15821 multiply_by_cost to multiply_by_const_cost.
15822 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
15823 (determine_iv_cost): Change add_cost to add_regs_cost.
15824 (iv_ca_new): Change zero_cost to no_cost.
15825 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
15826 * tree-ssa-address.c (most_expensive_mult_to_index): Change
15827 multiply_by_cost to multiply_by_const_cost.
15828 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
15829 (add_regs_cost): New decl.
15830 (multiply_regs_cost): Likewise.
15831 (add_const_cost): Likewise.
15832 (extend_or_trunc_reg_cost): Likewise.
15833 (negate_reg_cost): Likewise.
15835 2012-06-22 Richard Guenther <rguenther@suse.de>
15837 Merge from graphite branch
15838 2011-08-10 Sebastian Pop <sebpop@gmail.com>
15840 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
15842 2012-01-13 Tobias Grosser <tobias@grosser.es>
15844 * tree-flow.h (parallelized_function_p): Declare.
15845 * tree-parloops.c (parallelized_function_p): Export.
15846 * graphite.c (graphite_transform_loops): Do not run graphite on
15847 already parallel functions.
15849 2012-06-22 Alan Modra <amodra@gmail.com>
15851 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
15852 return mem. Convert to indirect addressing if not indirect or
15853 indexed. Adjust all callers.
15855 2012-06-22 Richard Guenther <rguenther@suse.de>
15857 * gcov-iov.c: Include bconfig.h and system.h.
15859 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
15861 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
15863 2012-06-22 Richard Guenther <rguenther@suse.de>
15865 PR gcov-profile/53744
15866 * gcov-iov.c (main): Treat "" and "prerelease" the same.
15868 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
15871 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
15872 for GNU Fortran if in strict DWARF2 mode.
15874 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
15876 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
15877 DECL_IGNORED_P non-reg vars even if they are used.
15879 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
15883 * var-tracking.c (vt_get_canonicalize_base): New.
15884 (vt_canonicalize_addr, vt_stack_offset_p): New.
15885 (vt_canon_true_dep): New.
15886 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
15887 (clobber_overlaping_mems): Use vt_canonicalize_addr.
15889 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
15893 * var-tracking.c (vt_initialize): Record initial offset between
15894 arg pointer and stack pointer.
15896 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
15900 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
15903 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
15907 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
15909 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
15911 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
15913 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
15916 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
15918 2012-06-21 Meador Inge <meadori@codesourcery.com>
15921 * c-decl.c (c_push_function_context): Restore the behavior to reuse
15922 the language function allocated for -Wunused-local-typedefs.
15923 (c_pop_function_context): If necessary, clear the language function
15924 created in c_push_function_context. Always clear out the
15925 x_cur_stmt_list field of the restored language function.
15927 2012-06-21 Sterling Augustine <saugustine@google.com>
15928 Cary Coutant <ccoutant@google.com>
15930 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
15931 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
15932 (comdat_type_struct): New field 'skeleton_die'.
15933 (breakout_comdat_types): Update it.
15934 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
15935 is_namespace_die. Fix minor style violation. Call want_pubnames.
15936 (add_pubname_string): Call want_pubnames.
15937 (add_pubtype): Rework logic for calculating type name. Call
15938 is_namespace_die. Call want_pubnames.
15939 (output_pubnames): Move conditional logic deciding when to produce the
15940 section from dwarf2out_finish. Use new skeleton_die field.
15941 (base_type_die): Call add_pubtype.
15942 (gen_enumeration_type_die): Unconditionally call add_pubtype.
15943 (gen_subprogram_die): Adjust calls to add_pubname.
15944 (gen_namespace_die): Call add_pubname_string.
15945 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
15946 produce pubnames and pubtypes sections to output_pubnames.
15947 * common.opt (-gpubnames): New option.
15948 * doc/invoke.texi: Document it.
15950 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
15952 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
15954 2012-06-21 Michael Matz <matz@suse.de>
15956 PR middle-end/53688
15957 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
15960 2012-06-21 Richard Guenther <rguenther@suse.de>
15962 * tree-inline.c (estimate_num_insns): Estimate call cost for
15963 tailcalls properly.
15965 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
15967 * tree.h (DECL_SOURCE_COLUMN): New accessor.
15969 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
15971 * config/i386/i386.md (SINCOS): New int iterator.
15972 (sincos): New int attribute.
15973 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
15974 SINCOS int iterator.
15975 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
15976 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
15978 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
15980 * config/i386/i386.md (RDFSGSBASE): New int iterator.
15981 (WRFSGSBASE): Ditto.
15982 (fsgs): New int attribute.
15983 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
15984 RDFSGSBASE int iterator.
15985 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
15986 WRFSGSBASE int iterator.
15988 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
15990 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
15991 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
15992 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
15993 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
15996 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
15998 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
16000 2012-06-20 Richard Guenther <rguenther@suse.de>
16002 PR tree-optimization/30318
16003 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
16005 (range_int_cst_singleton_p): But explicitely here.
16006 (zero_nonzero_bits_from_vr): And here.
16007 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
16008 to cover all cases we can perform arbitrary precision
16009 arithmetic with double-ints.
16010 (intersect_ranges): Handle adjacent anti-ranges.
16012 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
16014 * config/i386/i386.md (rounding_insn): New int attribute.
16015 (<rounding_insn>xf2): Macroize insn from
16016 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
16017 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
16019 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
16021 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
16022 (ieee_maxmin): New int attribute.
16023 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
16024 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
16026 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
16028 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
16029 * config/arm/arm.c: Do not include c-pragma.h.
16030 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
16031 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
16032 to arm_emit_eabi_attribute.
16033 * arm-c.c: Do not include output.h.
16034 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
16035 call to arm_emit_eabi_attribute.
16036 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
16038 2012-06-20 Richard Guenther <rguenther@suse.de>
16040 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
16041 Allow adjusting alignment of user-aligned decls again.
16043 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
16045 * config/rl78/rl78-c.c: Remove unnecessary includes.
16047 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
16049 * config/cris/cris.c: Include cgraph.h.
16050 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
16052 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
16054 * emit-rtl.c (need_atomic_barrier_p): New function.
16055 * emit-rtl.h (need_atomic_barrier_p): Declare it.
16056 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
16057 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
16058 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
16059 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
16060 (mips_process_sync_loop): Use generic version instead.
16062 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
16064 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
16067 2012-06-19 Tom de Vries <vries@codesourcery.com>
16068 Maxim Kuvyrkov <maxim@codesourcery.com>
16070 * config/mips/constraints.md (ZR): New constraint.
16071 * config/mips/predicates.md (mem_noofs_operand): New predicate.
16072 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
16073 * config/mips/mips.h (TARGET_XLP): Define.
16074 (TARGET_SYNC_AFTER_SC): Update.
16075 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
16076 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
16077 XLP-specific swap and ldadd patterns.
16078 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
16080 2012-06-19 Tom de Vries <vries@codesourcery.com>
16081 Maxim Kuvyrkov <maxim@codesourcery.com>
16083 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
16084 (mips_emit_post_atomic_barrier_p): New static functions.
16085 (mips_process_sync_loop): Use them. Emit sync memory barriers in
16086 accordance with memory model semantics. Add return of CMP result for
16088 * config/mips/mips.md: Update comment.
16089 (sync_cmp): New attribute.
16090 (sync_memmodel): New attribute replacing sync_release_barrier.
16091 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
16092 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
16093 (sync_lock_test_and_set, test_and_set_12): Update.
16094 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
16095 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
16097 2012-06-19 Joseph Myers <joseph@codesourcery.com>
16099 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
16100 mov_si<mode>_e500_subreg0.
16101 (*mov_si<mode>_e500_subreg0_elf_low)
16102 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
16104 2012-06-19 Richard Henderson <rth@redhat.com>
16106 * config/alpha/alpha.c: Include params.h.
16107 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
16108 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
16110 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
16112 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
16113 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
16114 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
16116 * doc/tm.texi: Regenerate.
16117 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
16118 .objc_class_name_*.
16119 * config/darwin-c.c: Include target.h.
16120 (darwin_objc_declare_unresolved_class_reference): New function.
16121 (darwin_objc_declare_class_definition): New function.
16122 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
16123 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
16125 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
16127 * target.def (output_ident): New hook.
16128 * targhooks.h (default_asm_output_ident_directive): Add prototype.
16129 * varasm.c (assemble_asm): Only prefix a tab if the string does not
16130 already start with one.
16131 (default_asm_output_ident_directive): New function to emit
16132 .ident as a top-level asm node while parsing, or directly to
16133 asm_out_file after parsing.
16134 * toplev.c (compile_file): Print a GCC .ident with
16135 targetm.asm_out.output_ident.
16136 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
16137 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
16138 * doc/tm.texi: Update.
16140 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
16141 (TARGET_ASM_OUTPUT_IDENT): Define.
16142 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
16143 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
16144 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
16145 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
16146 (TARGET_ASM_OUTPUT_IDENT): Define.
16147 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
16148 (TARGET_ASM_OUTPUT_IDENT): Define.
16150 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
16151 * config/cris/cris.c (cris_asm_output_ident): New function.
16152 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
16154 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
16156 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
16157 (microblaze_asm_output_ident): Rewrite to work similar to
16158 default_asm_output_ident_directive for front-end .idents.
16159 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
16160 (TARGET_ASM_OUTPUT_IDENT): Define.
16162 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
16163 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
16165 * config/rx/rx.c: Include cgraph.h for add_asm_node.
16166 (rx_asm_output_ident): New function, similar to
16167 default_asm_output_ident_directive, but handle AS100 syntax also, so
16168 that #ident also works for rx in AS100 syntax.
16169 (TARGET_ASM_OUTPUT_IDENT): Define.
16170 * config/rx/rx.h (IDENT_ASM_OP): Remove.
16172 * Makefile.in: Fix dependencies for c-family/c-lex.o.
16174 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
16176 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
16177 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
16179 (*fist<mode>2_<rounding>_1): Macroize insn from
16180 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
16181 (fistdi2_<rounding>): Macroize insn from
16182 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
16183 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
16184 corresponding splitters from fistdi2_{floor,ceil} and corresponding
16185 splitters using FIST_ROUNDING int iterator.
16186 (fist<mode>2_<rounding>): Macroize insn from
16187 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
16188 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
16189 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
16190 splitters using FIST_ROUNDING int iterator.
16191 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
16192 using FIST_ROUNDING int iterator.
16194 2012-06-19 Richard Henderson <rth@redhat.com>
16196 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
16197 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
16198 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
16199 * config/i386/sse.md (sse2_mulv4si3): Delete.
16200 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
16201 nonimmediate_or_const_vector_operand.
16203 2012-06-19 Richard Henderson <rth@redhat.com>
16205 * expmed.c (struct init_expmed_rtl): Split ...
16206 (init_expmed_one_mode): ... out of ...
16207 (init_expmed): ... here. Initialize integer vector modes also.
16208 (synth_mult): Handle integer vector modes.
16209 (choose_mult_variant): Likewise.
16210 (expand_mult_const): Likewise.
16211 (expand_mult): Likewise.
16212 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
16214 2012-06-19 Richard Henderson <rth@redhat.com>
16216 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
16217 integral vector modes.
16219 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
16221 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
16222 (rounding): New int attribute.
16224 (frndintxf2_<rounding>): Macroize insn from
16225 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
16226 (frndintxf2_<rounding>_i387): Macroize insn from
16227 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
16229 2012-06-19 Richard Guenther <rguenther@suse.de>
16231 * tree-vrp.c (union_ranges): New function.
16232 (vrp_meet_1): Use union_ranges.
16233 (vrp_meet): Dump what we union and call vrp_meet_1.
16235 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
16237 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
16238 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
16239 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
16240 (attr write_conflict, attr core_cycles): Update.
16241 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
16243 2012-06-19 Richard Guenther <rguenther@suse.de>
16245 * tree-vrp.c (intersect_ranges): Handle more cases.
16246 (vrp_intersect_ranges): Dump what we intersect and call ...
16247 (vrp_intersect_ranges_1): ... this.
16249 2012-06-19 Richard Guenther <rguenther@suse.de>
16251 PR tree-optimization/53708
16252 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
16253 user-supplied alignment and alignment of decls with the used
16256 2012-06-18 Lawrence Crowl <crowl@google.com>
16258 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
16259 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
16260 (TV_PHASE_STREAM_IN): New.
16261 (TV_PHASE_STREAM_OUT): New.
16262 * timevar.c (validate_phases): New.
16263 (timevar_print): Call validate_phases.
16264 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
16265 to TV_PHASE_OPT_GEN.
16266 * langhooks.c (write_global_declarations): Rename use of
16267 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
16268 TV_PHASE_CHECK_DBGINFO.
16269 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
16270 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
16271 lang_hooks.decls.final_write_globals.
16273 2012-06-18 David Edelshn <dje.gcc@gmail.com>
16275 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
16277 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
16280 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
16281 (*sse4_2_pcmpistr_unaligned): New.
16283 2012-06-18 Ian Bolton <ian.bolton@arm.com>
16284 Sameera Deshpande <sameera.deshpande@arm.com>
16285 Greta Yorsh <greta.yorsh@arm.com>
16287 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
16288 * config/arm/arm.c (print_multi_reg): Remove.
16289 (vfp_output_fldmd): Likewise.
16290 (arm_output_epilogue): Likewise.
16291 * config/arm/arm.md (epilogue_insns): Update condition and code.
16293 2012-06-18 Ian Bolton <ian.bolton@arm.com>
16294 Sameera Deshpande <sameera.deshpande@arm.com>
16295 Greta Yorsh <greta.yorsh@arm.com>
16297 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
16298 * config/arm/arm.c (thumb2_expand_return): New function.
16299 * config/arm/arm.md (return): Update condition and code.
16301 2012-06-18 Ian Bolton <ian.bolton@arm.com>
16302 Sameera Deshpande <sameera.deshpande@arm.com>
16303 Greta Yorsh <greta.yorsh@arm.com>
16305 * config/arm/arm-protos.h (output_return_instruction): New parameter
16306 and int to bool change of parameter types.
16307 * config/arm/arm.c (output_return_instruction): Likewise.
16308 * config/arm/arm.md (arm_simple_return): New pattern.
16309 (arm_return, cond_return, cond_return_inverted): Add new arguments.
16310 * config/arm/thumb2.md (thumb2_return): Update condition and code.
16312 2012-06-18 Ian Bolton <ian.bolton@arm.com>
16313 Sameera Deshpande <sameera.deshpande@arm.com>
16314 Greta Yorsh <greta.yorsh@arm.com>
16316 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
16317 * config/arm/arm.c (arm_expand_epilogue): New function.
16318 * config/arm/arm.md (epilogue): Update condition and code.
16319 (sibcall_epilogue): Likewise.
16321 2012-06-18 Ian Bolton <ian.bolton@arm.com>
16322 Sameera Deshpande <sameera.deshpande@arm.com>
16323 Greta Yorsh <greta.yorsh@arm.com>
16325 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
16326 * config/arm/arm.md (arm_addsi3) Add an alternative.
16328 2012-06-18 Ian Bolton <ian.bolton@arm.com>
16329 Sameera Deshpande <sameera.deshpande@arm.com>
16330 Greta Yorsh <greta.yorsh@arm.com>
16332 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
16333 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
16334 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
16336 2012-06-18 Ian Bolton <ian.bolton@arm.com>
16337 Sameera Deshpande <sameera.deshpande@arm.com>
16338 Greta Yorsh <greta.yorsh@arm.com>
16340 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
16341 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
16342 (pop_multiple_with_return, ldr_with_return) Likewise.
16343 * config/arm/predicates.md (pop_multiple_return) New special predicate.
16344 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
16345 * config/arm/arm.c (arm_output_multireg_pop) New function.
16346 (arm_emit_multi_reg_pop): New function.
16348 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
16350 * config/arm/arm.c (ldm_stm_operation_p): Require SP
16351 as base register for loads if SP is in the register list.
16353 2012-06-18 Richard Guenther <rguenther@suse.de>
16355 PR tree-optimization/53693
16356 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
16357 Reject operands with more than one use.
16359 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
16361 PR tree-optimization/53703
16362 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
16363 correctly set bb_for_def[12].
16365 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
16367 * config/vax/vax.h (VMS_TARGET): Remove.
16369 2012-06-18 Richard Guenther <rguenther@suse.de>
16371 * tree-vrp.c (extract_range_from_assert): Split out range
16373 (intersect_ranges): New function.
16374 (vrp_intersect_ranges): Likewise.
16376 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16378 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
16381 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
16383 * doc/md.texi: Document int iterators.
16384 * read-rtl.c (ints): New iterator group.
16385 (find_int): Int iterator group callback.
16386 (apply_int_iterator): Likewise.
16387 (apply_iterators): Traverse int iterator table and add all the used
16389 (initialize_iterators): Initialize data structures and callbacks for
16391 (read_rtx): Parse and read mappings for int iterators.
16392 (read_rtx_code): Record int iterator usage.
16394 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
16396 PR middle-end/53698
16397 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
16398 performing an addition.
16400 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
16402 * output.h (split_double): Move prototype to rtl.h.
16403 (constructor_static_from_elts_p): Move prototype to tree.c.
16404 * rtl.h (split_double): Moved here from output.h.
16405 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
16406 * final.c (split_double): Move from here ...
16407 * rtlanal.c (split_double): ... to here.
16408 * expr.c: Do not include output.h.
16410 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
16412 * cfglayout.h: Remove.
16413 * cfglayout.c: Remove.
16414 * function.h (struct function): Remove x_last_location field.
16415 * function.c: Do not include cfglayout.h.
16416 (expand_function_start): Do not call no-op force_next_line_note.
16417 (expand_function_end): Likewise.
16418 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
16419 (unlink_insn_chain): Moved here from cfglayout.c.
16420 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
16421 into_cfg_layout_mode, outof_cfg_layout_mode,
16422 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
16423 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
16424 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
16425 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
16426 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
16427 cfg_layout_finalize): Likewise.
16428 (rtl_can_remove_branch_p): Likewise.
16429 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
16430 (duplicate_insn_chain): Likewise.
16431 (force_next_line_note): Remove prototype.
16432 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
16433 (last_location): Remove #define to emit.x_last_location.
16434 (force_next_line_note): Remove no-op function.
16435 (init_emit): Don't set x_last_location.
16436 (block_locators_locs, block_locators_blocks, locations_locators_locs,
16437 locations_locators_vals, prologue_locator, epilogue_locator,
16438 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16439 Move POD to here from cfglayout.c.
16440 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
16441 set_curr_insn_source_location, get_curr_insn_source_location,
16442 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
16443 locator_scope, insn_scope, locator_location, locator_line, insn_line,
16444 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
16445 * cfghooks.h: Remove double-include protection.
16446 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
16447 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
16448 * final.c: Do not include cfglayout.h.
16449 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
16450 (reemit_insn_block_notes): Likewise. Make static.
16451 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
16452 operation_could_trap_p, tree_could_throw_p): Move from here...
16453 * tree.h: ... to here.
16454 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
16455 * profile.c: Do not include cfghooks.h.
16456 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
16457 * modulo-sched.c: Likewise.
16458 * loop-unswitch.c: Do not include cfglayout.h.
16459 * sched-ebb.c: Likewise.
16460 * tracer.c: Likewise.
16462 * tree-vect-loop-manip.c: Likewise.
16463 * loop-init.c: Likewise.
16464 * dwarf2out.c: Likewise.
16465 * hw-doloop.c: Likewise.
16466 * loop-unroll.c: Likewise.
16467 * cfgcleanup.c: Likewise.
16468 * bb-reorder.c: Likewise.
16469 * sched-rgn.c: Likewise.
16470 * tree-cfg.c: Likewise.
16471 * config/alpha/alpha.c: Likewise.
16472 * config/spu/spu.c: Likewise.
16473 * config/sparc/sparc.c: Likewise.
16474 * config/sh/sh.c: Likewise.
16475 * config/c6x/c6x.c: Likewise.
16476 * config/ia64/ia64.c: Likewise.
16477 * config/rs6000/rs6000.c: Likewise.
16478 * config/score/score.c: Likewise.
16479 * config/mips/mips.c: Likewise.
16480 * config/bfin/bfin.c: Likewise.
16481 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
16482 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
16483 * config/spu/t-spu-elf (spu.o: $): Likewise.
16484 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
16486 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
16488 * cfgloop.h: Do not include rtl.h.
16489 (enum iv_extend_code): New.
16490 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
16491 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
16492 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
16493 an IV_EXTEND_CODE to an RTX_CODE.
16494 (dump_iv_info): Update for rtx_iv field type change.
16495 (iv_constant): Likewise.
16496 (iv_subreg): Likewise.
16497 (iv_extend): Likewise.
16498 (iv_neg): Likewise.
16499 (iv_add): Likewise.
16500 (iv_mult): Likewise.
16501 (iv_shift): Likewise.
16502 (get_biv_step_1): Likewise.
16503 (get_biv_step): Likewise.
16504 (iv_analyze_biv): Likewise.
16505 (get_iv_value): Likewise.
16506 (shorten_into_mode): Likewise.
16507 (canonicalize_iv_subregs): Likewise.
16508 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
16509 of MAY_HAVE_DEBUG_INSNS.
16510 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
16511 * tree-ssa-loop-prefetch.c: Likewise.
16513 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
16515 * expmed.c (ceil_log2): Move from here...
16516 * hwint.c: ... to here for older GCCs...
16517 * hwint.h: ... and here for newer GCCs.
16518 * rtl.h (ceil_log2): Remove prototype.
16520 * tree-phinodes.c: Do not include rtl.h.
16521 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
16523 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
16525 * config/cris/cris.h (TARGET_ELF): Remove.
16526 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
16527 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
16528 (LOCAL_LABEL_PREFIX): Likewise.
16529 * config/cris/cris.c (cris_target_asm_named_section): Remove.
16530 (cris_option_override): Simpify using TARGET_ELF==1.
16531 (cris_file_start): Likewise.
16532 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
16534 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
16536 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
16538 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
16540 PR middle-end/53590
16541 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
16543 2012-06-15 Easwaran Raman <eraman@google.com>
16545 * passes.c (init_optimization_passes): Remove pass_call_cdce
16546 from its current position and insert after pass_dce.
16548 2012-06-15 Walter Lee <walt@tilera.com>
16550 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
16552 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
16554 * arm.c (note_invalid_constants): Don't return a result.
16555 (arm_memory_load_p): Delete function.
16556 (arm_const_double_rtx): Delete iterator variable i;
16557 (fp_immediate_constant): Likewise.
16558 (fp_const_from_val): Likewise.
16560 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
16562 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
16565 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
16566 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
16568 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
16570 * config/avr/avr.c (avr_default_expand_builtin): New function.
16571 (avr_expand_builtin): Use it.
16572 (avr_expand_unop_builtin): Remove.
16573 (avr_expand_binop_builtin): Remove.
16574 (avr_expand_triop_builtin): Remove.
16576 2012-06-15 Michael Matz <matz@suse.de>
16578 PR middle-end/38474
16579 * cfgexpand.c (add_alias_set_conflicts): Remove.
16580 (expand_used_vars): Don't call it.
16581 (aggregate_contains_union_type): Remove.
16582 * function.c (n_temp_slots_in_use): New static data.
16583 (make_slot_available, assign_stack_temp_for_type): Update it.
16584 (init_temp_slots): Zero it.
16585 (remove_unused_temp_slot_addresses): Use it for quicker removal.
16586 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
16588 2012-06-15 Michael Matz <matz@suse.de>
16590 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
16591 argument, don't emit assign statement if value is directly usable.
16592 (gimplify_expr): Adjust.
16594 2012-06-15 Michael Matz <matz@suse.de>
16596 * gimplify.c (gimplify_modify_expr): Fold generated statements.
16597 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
16599 2012-06-15 Richard Guenther <rguenther@suse.de>
16601 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
16602 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
16603 we assert for in set_value_range to VR_VARYING.
16605 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
16607 * arm.md (addsf3, adddf3): Use s_register_operand.
16608 (subsf3, subdf3): Likewise.
16609 (mulsf3, muldf3): Likewise.
16610 (difsf3, divdf3): Likewise.
16611 (movsfcc, movdfcc): Likewise.
16612 * predicates.md (f_register_operand): Delete.
16613 (arm_float_rhs_operand): Delete.
16614 (arm_float_add_operand): Delete.
16615 (arm_float_compare_operand): Use s_register_operand when
16617 (cirrus_register_operand): Delete.
16618 (cirrus_fp_register): Delete.
16619 (cirrus_shift_const): Delete.
16620 (cmpdi_operand): Remove Maverick support.
16621 * constraints.md (f, v, H): Delete constraints.
16622 (G): Update documentation.
16623 * arm.c (fp_consts_inited): Convert to bool.
16624 (strings_fp): Delete.
16625 (values_fp): Delete.
16626 (value_fp0): New variable.
16627 (init_fp_table): Simplify logic.
16628 (arm_const_double_rtx): Likewise.
16629 (fp_immediate_constant): Likewise.
16630 (fp_const_from_val): Likewise.
16631 (neg_const_double_rtx_ok_for_fpa): Delete.
16632 * doc/md.texi (ARM constraints): Update documentation.
16634 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
16636 PR tree-optimization/53636
16637 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
16638 stride when doing basic-block vectorization.
16640 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
16642 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
16643 into VEC_PERM_EXPR.
16645 2012-06-15 Jakub Jelinek <jakub@redhat.com>
16647 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
16648 allocate and free bbs array for the SLP case.
16650 PR tree-optimization/51581
16651 * expr.h (choose_multiplier): New prototype.
16652 * expmed.c (choose_multiplier): No longer static.
16653 Change multiplier_ptr from rtx * to UHWI *.
16654 (expand_divmod): Adjust callers.
16655 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
16656 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
16657 argument to new_stmt_vec_info. Attempt to optimize also divisions
16658 by non-pow2 constants if integer vector division isn't supported.
16659 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
16660 don't look at pattern stmts and sequences.
16662 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
16664 PR middle-end/53590
16665 * common.opt (-fdelete-dead-exceptions): New switch.
16666 * doc/invoke.texi (Code Gen Options): Document it.
16667 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
16668 insn_could_throw_p predicate. Do not skip an insn that could throw
16669 if dead exceptions can be deleted.
16670 (insn_live_p): Likewise, do not return true in that case.
16671 * dce.c (can_alter_cfg): New flag.
16672 (deletable_insn_p): Do not return false for an insn that can throw if
16673 the CFG can be altered and dead exceptions can be deleted.
16674 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
16675 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
16676 predicate. Do not preserve an insn that could throw if dead exceptions
16678 * function.h (struct function): Add can_delete_dead_exceptions flag.
16679 * function.c (allocate_struct_function): Set it.
16680 * lto-streamer-in.c (input_struct_function_base): Stream it.
16681 * lto-streamer-out.c (input_struct_function_base): Likewise.
16682 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
16683 statement that could throw as necessary if dead exceptions can be
16686 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
16688 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
16690 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
16693 * config/sh/sh.md: Add peephole for swapbsi2.
16694 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
16696 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
16698 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
16699 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
16701 2012-06-14 Jakub Jelinek <jakub@redhat.com>
16704 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
16706 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
16708 * arm.c (arm_cirrus_insn_p): Delete.
16709 (cirrus_reorg): Delete.
16710 (arm_reorg): Don't call cirrus_reorg.
16711 (arm_final_prescan_insn_p): Don't check for cirrus insns.
16712 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
16713 (adddi3, subdi3): Remove Maverick support.
16714 (arm_adddi3): Likewise.
16715 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
16716 (addsf3, adddf3): Likewise.
16717 (subsf3, subdf3): Likewise.
16718 (mulsf3, muldf3): Likewise.
16719 (ashldi3, ashrdi3, lshrdi3): Likewise.
16720 (floatsisf2, floatsidf2): Likewise.
16721 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
16722 (arm_movdi, thumb1_movdi_insn): Likewise.
16723 (arm_cmpdi_insn): Likewise.
16724 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
16725 (cirrus.md): Don't include.
16726 * cirrus.md: Delete file.
16727 * t-arm (MD_INCLUDES): Remove cirrus.md.
16729 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
16731 * dwarf2out.c (function_possibly_abstracted_p): New static function.
16732 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
16733 cgraph_function_possibly_inlined_p.
16734 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
16735 (process_scope_var): Do not emit concrete instances of abstracted
16736 nested functions from here.
16737 (gen_decl_die): Emit the abstract instance if the function is possibly
16738 abstracted and not only possibly inlined.
16739 (dwarf2out_finish): Find the first non-abstract parent instance and
16740 attach concrete instances on the limbo list to it.
16742 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
16744 * arm.md (divsf3, divdf3): Remove FPA support.
16745 (negsf2, negdf2): Likewise.
16746 (sqrtsf2, sqrtdf2): Likewise.
16747 (movdfcc): Likewise.
16748 (modsf3, moddf3, movxf): Delete.
16749 (push_fp_multi): Delete.
16750 (fpa.md): Don't include it.
16751 * fpa.md: Delete file.
16752 * t-arm (MD_INCLUDES): Remove fpa.md.
16754 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
16756 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
16757 (cost_for_stmt): Remove decl.
16758 (vect_get_single_scalar_iteration_cost): Correct typo in name.
16759 * tree-vect-loop.c (vect_get_cost): Remove.
16760 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
16761 vect_get_stmt_cost rather than vect_get_cost.
16762 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
16764 (vect_estimate_min_profitable_iters): Correct typo in call to
16765 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
16766 than vect_get_cost.
16767 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
16769 (vect_model_induction_cost): Likewise.
16770 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
16771 typo in call to vect_get_single_scalar_iteration_cost.
16772 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
16773 (cost_for_stmt): Remove unnecessary function.
16774 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
16776 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
16778 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
16779 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
16780 * arm-tables.opt: Regenerated.
16781 * doc/invoke.texi: Remove references to deleted options.
16783 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
16785 * config/h8300/genmova.sh: Modified to add offset bits of
16786 mova/Sz assembly instruction for memory access.
16787 * config/h8300/h8300.c: Likewise.
16788 * config/h8300/mova.md: Likewise.
16790 2012-06-12 Christian Bruel <christian.bruel@st.com>
16793 * config/sh/sh.c (sh_option_override): Don't force
16794 flag_omit_frame_pointer and maccumulate_outgoing_args.
16795 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
16797 2012-06-14 Richard Guenther <rguenther@suse.de>
16799 * tree-vrp.c (VR_INITIALIZER): New define.
16800 (ranges_from_anti_range): New function.
16801 (extract_range_from_binary_expr_1): Decompose operations on
16802 VR_ANTI_RANGEs to operations on VR_RANGE.
16803 (extract_range_from_unary_expr_1): Likewise.
16804 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
16805 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
16806 extract_range_from_cond_expr, adjust_range_with_scev,
16807 vrp_visit_assignment_or_call, vrp_visit_phi_node,
16808 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
16810 2012-06-13 Richard Henderson <rth@redhat.com>
16812 * hwint.h (HOST_WIDEST_INT_C): New.
16813 (HOST_WIDE_INT_C): New.
16814 (HOST_WIDE_INT_1): Use it.
16815 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
16817 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
16820 * var-tracking.c: Include alias.h.
16821 (overlapping_mems): New struct.
16822 (drop_overlapping_mem_locs): New.
16823 (clobber_overlapping_mems): New.
16824 (var_mem_delete_and_set, var_mem_delete): Call it.
16825 (val_bind): Likewise, but only if modified.
16826 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
16827 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
16829 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
16832 * var-tracking.c (loc_exp_dep_pool): New.
16833 (vt_emit_notes): Create and release the pool.
16834 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
16835 (emit_notes_in_bb): Likewise.
16836 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
16837 (notify_dependents_of_changed_value): Likewise.
16838 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
16839 variables don't have a VAR_LOC_DEP_LST.
16840 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
16841 VALUEs or MEMs of VALUEs.
16843 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
16847 * dce.c (word_dce_process_block): Insert debug temps only if the
16848 insn is not marked.
16849 (dce_process_block): Likewise, and if debug.used is not empty,
16850 and only after iterating over all DEFs that might mark the insn.
16852 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
16854 * common.opt (ftree-coalesce-inlined-vars): New.
16855 (ftree-coalesce-vars): New.
16856 * doc/invoke.texi: Document them.
16857 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
16860 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16862 * read-rtl.c (mapping): Remove index field. Add current_value field.
16863 Define heap vectors.
16864 (iterator_group): Fix long line. Remove num_builtins field and
16865 uses_iterator fields. Make apply_iterator take a void * parameter.
16866 (iterator_use, atttribute_use): New structures.
16867 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
16868 (current_iterators, iterator_uses, attribute_uses): New variables.
16869 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
16870 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
16871 (map_attr_string, apply_iterator_to_string): Remove iterator
16872 and value parameters. Look through all current iterator values
16873 for a matching attribute.
16874 (mode_attr_index, apply_mode_maps): Delete.
16875 (apply_iterator_to_rtx): Replace with...
16876 (copy_rtx_for_iterators): ...this new function.
16877 (uses_iterator_p, apply_iterator_traverse): Delete.
16878 (apply_attribute_uses, add_current_iterators, apply_iterators): New
16880 (add_mapping): Remove index field. Set current_value field.
16881 (initialize_iterators): Don't set num_builtins and uses_iterator_p
16883 (find_iterator): Delete.
16884 (record_iterator_use, record_attribute_use): New functions.
16885 (record_potential_iterator_use): New function.
16886 (check_code_iterator): Remove handling of bellwether codes.
16887 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
16888 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
16889 parameter. Use the first code iterator value instead of the
16890 bellwether_codes array. Use record_potential_iterator_use for modes.
16892 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
16895 * config/sh/sh.md (bswapsi2): New expander.
16896 (swapbsi2): New insn.
16898 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
16901 * config/i386/i386.c (ix86_tune_cost): New variable.
16902 (ix86_option_override_internal): Set ix86_tune_cost. Use
16903 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
16904 l1_cache_size and l2_cache_size.
16906 2012-06-13 Richard Guenther <rguenther@suse.de>
16908 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
16909 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
16910 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
16911 VR_ANTI_RANGE with VR_ANTI_RANGE.
16913 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
16915 * config.gcc (unsupported): Move obsoleted FPA-based configurations
16917 (obsolete): ... here.
16918 (arm*-*-freebsd*): Remove.
16919 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
16920 (arm*-*-uclinux*): Likewise.
16921 (arm*-*-ecos-elf): Remove.
16922 (arm*-*-rtems*): Remove.
16923 (arm*-*-elf): Remove.
16924 (arm*-wince-pe*): Remove.
16925 (arm, --with-fpu): Remove support for fpa and Maverick variants.
16926 * arm/ecos-elf.h: Delete.
16927 * arm/t-strongarm-elf: Delete.
16928 * arm/rtems-elf.h: Delete.
16929 * arm/wince-pe.h: Delete.
16930 * arm/pe.c: Delete.
16931 * arm/pe.h: Delete.
16932 * arm/t-wince-pe: Delete.
16934 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
16936 PR tree-optimization/53647
16937 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
16938 targets with no defined cache line size.
16940 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
16942 * targhooks.c (default_builtin_vectorized_conversion): Handle
16943 vec_construct, using vectype to base cost on subparts.
16944 * target.h (enum vect_cost_for_stmt): Add vec_construct.
16945 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
16946 instead of scalar_to-vec.
16947 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
16948 vec_construct in same way as default for now.
16949 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
16950 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
16951 Handle vec_construct, including special case for 32-bit loads.
16953 2012-06-13 Xinyu Qi <xyqi@marvell.com>
16955 * config/arm/arm.c (FL_IWMMXT2): New define.
16956 (arm_arch_iwmmxt2): New variable.
16957 (arm_option_override): Enable use of iWMMXt with VFP.
16958 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
16959 Thumb mode. Set arm_arch_iwmmxt2.
16960 (arm_expand_binop_builtin): Accept VOIDmode op.
16961 (enum arm_builtins): Revise built-in fcode.
16962 (IWMMXT2_BUILTIN): New define.
16963 (IWMMXT2_BUILTIN2): Likewise.
16964 (iwmmx2_mbuiltin): Likewise.
16965 (builtin_description bdesc_2arg): Revise built in declaration.
16966 (builtin_description bdesc_1arg): Likewise.
16967 (arm_init_iwmmxt_builtins): Revise built in initialization.
16968 (arm_expand_builtin): Revise built in expansion.
16969 (arm_output_iwmmxt_shift_immediate): New function.
16970 (arm_output_iwmmxt_tinsr): Likewise.
16971 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
16972 (arm_output_iwmmxt_tinsr): Likewise.
16973 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
16974 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
16975 (rorv4hi3, rorv2si3, rordi3): Likewise.
16976 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
16977 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
16978 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
16979 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
16980 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
16981 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
16982 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
16983 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
16984 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
16985 (ror<mode>3, ror<mode>3_di): Likewise.
16986 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
16987 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
16988 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
16989 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
16990 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
16991 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
16992 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
16993 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
16994 (All instruction patterns): Add wtype attribute.
16995 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
16996 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
16997 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
16998 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
16999 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
17000 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
17001 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
17002 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
17003 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
17004 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
17005 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
17006 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
17007 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
17008 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
17009 (iwmmxt2.md): Include.
17010 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
17011 (TARGET_IWMMXT2): New define.
17012 (TARGET_REALLY_IWMMXT2): Likewise.
17013 (arm_arch_iwmmxt2): Declare.
17014 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
17015 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
17016 Use C name-mangling for intrinsics.
17017 (__v8qi): Redefine.
17018 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
17019 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
17020 (_m_from_int): Likewise.
17021 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
17022 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
17023 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
17024 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
17025 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
17026 (_mm_tbcst_pi32): Likewise.
17027 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
17028 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
17029 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
17030 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
17031 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
17032 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
17033 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
17034 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
17035 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
17036 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
17037 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
17038 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
17039 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
17040 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
17041 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
17042 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
17043 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
17044 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
17045 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
17046 (_m_to_int): New define.
17047 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
17048 * config/arm/arm-arches.def (iwmmxt2): Likewise.
17049 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
17051 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
17052 (arch): Add "iwmmxt2".
17053 (arch_enabled): Handle "iwmmxt2".
17054 (wtype): New attribute.
17055 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
17056 (UNSPEC_WALIGNI): New unspec.
17057 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
17058 * config/arm/iterators.md (VMMX2): New mode_iterator.
17059 * config/arm/marvell-f-iwmmxt.md: New file.
17060 * config/arm/iwmmxt2.md: New file.
17062 2012-06-12 Jakub Jelinek <jakub@redhat.com>
17067 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
17068 if type isn't complete.
17070 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
17072 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
17074 2012-06-12 Richard Henderson <rth@redhat.com>
17076 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
17077 iterator instead of INT.
17079 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
17081 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
17082 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
17084 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
17085 (tree_ssa_phiopt): Call gate_hoist_loads.
17086 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
17087 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
17088 hoist_adjacent_loads.
17089 (local_mem_dependence): New function.
17090 (hoist_adjacent_loads): Likewise.
17091 (gate_hoist_loads): Likewise.
17092 * common.opt (fhoist-adjacent-loads): New switch.
17093 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
17095 2012-06-12 Michael Matz <matz@suse.de>
17097 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
17098 (nonoverlapping_memrefs_p): Don't call it here ...
17099 (true_dependence_1): ... but here.
17101 2012-06-12 Richard Guenther <rguenther@suse.de>
17103 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
17104 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
17105 and MEM_SIZE only refines it. Reflect that and be less conservative
17106 if either of the latter is not known.
17108 2012-06-12 Jakub Jelinek <jakub@redhat.com>
17110 PR rtl-optimization/53589
17111 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
17112 discovery even when e->dest != target. If any LABEL_REF points
17113 to e->dest label, redirect it to target's label.
17115 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
17117 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
17118 condition for generating REG_FRAME_RELATED_EXPR note.
17119 (pop): Add code for generating REG_CFA_RESTORE,
17120 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
17121 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
17122 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
17124 2012-06-11 Richard Henderson <rth@redhat.com>
17126 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
17127 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
17129 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
17131 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
17133 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
17134 Mention that this hook needs to be defined for native TLS.
17135 * doc/tm.texi: Regenerate.
17137 2012-06-11 Mike Stump <mikestump@comcast.net>
17139 * emit-rtl.c (init_emit_once): Iterate through the
17140 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
17141 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
17142 all the MIN_MODE_PARTIAL_INT modes anymore.
17144 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
17146 * config/mips/mips-tables.opt (xlp): Fix merge typo.
17148 2012-06-11 Roland McGrath <mcgrathr@google.com>
17150 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
17151 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
17152 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
17155 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
17158 * config/sh/sh.md (fmasf4): New expander.
17159 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
17160 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
17161 * config/sh/sh.opt (mfused-madd): Remove.
17162 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
17163 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
17164 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
17166 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
17169 2012-06-11 Richard Henderson <rth@redhat.com>
17171 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
17173 2012-06-11 Richard Guenther <rguenther@suse.de>
17175 PR middle-end/53470
17176 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
17177 replace it with the first non-BLOCK context.
17179 2012-06-11 Richard Guenther <rguenther@suse.de>
17181 * alias.c (aliases_everything_p): Remove.
17182 (DIFFERENT_ALIAS_SETS_P): Likewise.
17183 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
17184 Do not use aliases_everything_p or special-case ANDs. Do not
17185 special-case BLKmode moves.
17186 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
17189 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
17191 Fix CRIS build errors with --enable-build-with-cxx.
17192 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
17193 variable "and" to "andop".
17194 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
17195 temporary variable for memory model, passing C++-type-correct
17196 parameter type to expand_mem_thread_fence.
17197 ("atomic_compare_and_swap<mode>"): Ditto.
17199 2012-06-09 Richard Henderson <rth@redhat.com>
17202 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
17203 (pass_jump): Rename from pass_jump2.
17204 (execute_jump2, pass_jump2): New.
17205 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
17206 perform cfg cleanup here. Move the test of PUSH_ROUNDING
17207 and ACCUMULATE_OUTGOING_ARGS test...
17208 (gate_handle_stack_adjustments): ... here.
17209 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
17210 Place new pass_jump2 after pass_stack_adjustments.
17211 * tree-pass.h (pass_jump): Declare.
17213 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
17215 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
17218 2012-06-08 Richard Henderson <rth@redhat.com>
17221 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
17222 note to a clobber insn when no other insn is available.
17224 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
17226 * config/avr/avr.c (avr_case_values_threshold): Return 7.
17228 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
17230 * genhooks.c (main): Set progname.
17231 (emit_documentation): Remove variable found_start, always bail out
17232 when a place is missing.
17233 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
17235 2012-06-07 Jakub Jelinek <jakub@redhat.com>
17237 PR middle-end/53580
17238 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
17239 call walk_gimple_seq_mod instead of walk_gimple_seq.
17240 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
17241 scan_omp_for, scan_omp_sections, scan_omp_single,
17242 execute_lower_omp): Adjust callers.
17243 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
17244 returns false, replace stmt with GIMPLE_NOP.
17245 (check_omp_nesting_restrictions): Instead of issuing warnings,
17246 issue errors and return false if any errors were reported.
17248 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
17250 * doc/invoke.texi (fconserve-space): Remove documentation.
17252 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
17254 * config/rs6000/rs6000-tables.opt: Regenerated.
17256 2012-06-06 Richard Guenther <rguenther@suse.de>
17258 PR tree-optimization/53081
17259 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
17260 (adjacent_dr_p): ... this and make it work for reads, too.
17261 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
17262 (struct partition_s): Change main_stmt to main_dr, add
17263 secondary_dr member.
17264 (build_size_arg_loc): Change to date data-reference and not
17266 (build_addr_arg_loc): New function split out from ...
17267 (generate_memset_builtin): ... here. Use it and simplify.
17268 (generate_memcpy_builtin): New function.
17269 (generate_code_for_partition): Adjust.
17270 (classify_partition): Streamline pattern detection. Detect memcpy.
17271 (ldist_gen): Adjust.
17272 (tree_loop_distribution): Adjust seed statements for memcpy
17275 2012-06-06 Matt Turner <mattst88@gmail.com>
17277 * config/arm/mmintrin.h (_mm_empty): New.
17280 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
17282 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
17283 * common.opt (fsched-pressure-algorithm=): Remove.
17284 * flag-types.h (sched_pressure_algorithm): Move to...
17285 * sched-int.h (sched_pressure_algorithm): ...here.
17286 * params.def (sched-pressure-algorithm): New param.
17287 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
17288 * common/config/s390/s390-common.c (s390_option_optimization_table):
17289 Remove OPT_fsched_pressure_algorithm_ entry.
17290 * config/s390/s390.c (s390_option_override): Set a default value for
17291 PARAM_SCHED_PRESSURE_ALGORITHM.
17293 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
17296 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
17297 doing an unsigned compare, make sure the second argument is not a
17299 (rs6000_emit_cmove): Don't allow floating point comparisons when
17300 generating ISEL moves.
17302 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
17304 * config/rs6000/e5500.md: New file.
17305 * config/rs6000/e6500.md: New file.
17306 * config/rs6000/rs6000.c (processor_costs): Add new costs for
17308 (rs6000_option_override_internal): Altivec and Spe options not
17309 allowed with e5500. Spe options not allowed with e6500. Increase
17310 move inline limit for e5500 and e6500. Disable string instructions
17311 for e5500 and e6500. Enable branch targets alignment for e5500 and
17312 e6500. Initialize rs6000_cost for e5500 and e6500.
17313 (rs6000_adjust_cost): Add extra scheduling cycles between compare
17314 and brnach for e5500 and e6500.
17315 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
17316 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
17318 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
17319 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
17321 Include e5500.md and e6500.md.
17322 * config/rs6000/rs6000-opt.h (processor_type): Add
17323 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
17324 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
17325 (powerpc*-*-*): Add new cores e5500, e6500.
17326 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
17328 2012-06-05 Richard Guenther <rguenther@suse.de>
17330 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
17332 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
17335 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
17336 is used for x86_64-*-*.
17338 2012-06-05 Richard Guenther <rguenther@suse.de>
17340 PR tree-optimization/30442
17341 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
17342 vectorization stop analysis at the first stmt we cannot compute
17343 a data-reference for instead of giving up completely.
17345 2012-06-05 Richard Guenther <rguenther@suse.de>
17347 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
17348 (partition_alloc): Initialize it.
17349 (partition_has_writes): New function.
17350 (rdg_flag_uses): Adjust.
17351 (rdg_flag_vertex): Likewise.
17352 (rdg_flag_vertex_and_dependent): Likewise.
17353 (rdg_flag_loop_exits): Likewise.
17354 (build_rdg_partition_for_component): Likewise.
17355 (rdg_build_partitions): Likewise.
17357 2012-06-05 Richard Guenther <rguenther@suse.de>
17359 PR tree-optimization/53081
17360 * tree-loop-distribution.c (generate_memset_builtin): Handle all
17361 kinds of byte-sized stores.
17362 (classify_partition): Likewise.
17363 (tree_loop_distribution): Adjust seed statements used for
17364 !flag_tree_loop_distribution.
17366 2012-06-05 Alan Modra <amodra@gmail.com>
17368 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
17369 (rs6000_emit_prologue): Ensure register used for inline saves
17370 of vector regs is not the static chain register. Revise comment.
17372 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
17374 * doc/md.texi (Standard Pattern Names For Generation): Document
17377 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
17380 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
17382 2012-06-04 Jason Merrill <jason@redhat.com>
17384 * dwarf2out.c (is_unit_die): New.
17385 (copy_declaration_context, copy_ancestor_tree): Use it.
17386 (copy_decls_walk): Likewise.
17388 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
17391 * doc/invoke.texi (Wenum-compare): Update documentation.
17393 2012-06-04 Dodji Seketeli <dodji@redhat.com>
17395 PR preprocessor/53463
17396 * parser.c (cp_parser_assignment_expression): Use the location
17397 for the '=' as the default location for the expression.
17399 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
17402 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
17404 (altivec_stvlxl): Ditto.
17405 (altivec_stvrx): Ditto.
17406 (altivec_stvrxl): Ditto.
17408 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
17410 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
17411 (ira_uniform_class_p): New macro.
17413 * ira.c (setup_uniform_class_p): New function.
17414 (setup_allocno_and_important_classes): Call the function.
17415 (print_unform_and_important_classes): New function.
17416 (print_classes): Rename to print_translated_classes.
17417 (ira_debug_allocno_classes): Add call of
17418 print_unform_and_important_classes.
17420 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
17421 classes instead of pressure classes.
17423 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
17425 PR middle-end/47530
17426 * trans-mem.c (expand_block_edges): Do not skip the first
17427 statement when resetting the BB.
17429 2012-06-04 Richard Guenther <rguenther@suse.de>
17431 * tree-data-ref.c (stores_from_loop): Remove.
17432 (stmt_with_adjacent_zero_store_dr_p): Likewise.
17433 (stores_zero_from_loop): Likewise.
17434 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
17435 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
17436 (adjacent_store_dr_p): New function.
17437 * tree-loop-distribution.c (generate_memset_builtin): Pass
17438 the RDG, use the already available data-reference.
17439 (generate_code_for_partition): Pass down RDG.
17440 (classify_partition): Inline parts of the former
17441 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
17442 (ldist_gen): Remember if there was any detected builtin and
17443 do less work if not and flag_tree_loop_distribution is not set.
17444 (tree_loop_distribution): Inline and fuse stores_from_loop
17445 and stores_zero_from_loop here.
17447 2012-06-04 Richard Guenther <rguenther@suse.de>
17449 PR middle-end/53471
17450 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
17451 create new assembler names.
17453 2012-06-04 Richard Guenther <rguenther@suse.de>
17455 * tree-data-ref.c (struct rdg_vertex_info): Remove.
17456 (rdg_vertex_for_stmt): Simplify using gimple_uid.
17457 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
17458 hashtable. Record stmt data-references.
17459 (hash_stmt_vertex_info): Remove.
17460 (eq_stmt_vertex_info): Likewise.
17461 (hash_stmt_vertex_del): Likewise.
17462 (build_empty_rdg): Simplify.
17463 (build_rdg): Adjust.
17464 (free_rdg): Likewise.
17465 (ref_base_address): Remove.
17466 (have_similar_memory_accesses): Likewise.
17467 * tree-data-ref.h (create_rdg_vertices): Remove.
17468 (struct rdg_vertex): Add datarefs member.
17469 (RDGV_DATAREFS): New define.
17470 (RDG_DATAREFS): Likewise.
17471 (have_similar_memory_accesses): Remove.
17472 (rdg_has_similar_memory_accesses): Likewise.
17473 * tree-loop-distribution.c (ref_base_address): Re-implement here.
17474 (similar_memory_accesses): Re-implement using existing data-references.
17475 (tree_loop_distribution): Initialize stmt uids for the stmt to
17477 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
17478 access stmt vinfo for stmts in loop.
17480 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
17483 * config/m68k/m68k.md ("tablejump"): Fix check for
17484 CASE_VECTOR_PC_RELATIVE.
17486 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
17488 * output.h (merge_weak, assemble_alias,
17489 initializer_constant_valid_p,
17490 initializer_constant_valid_for_bitfield_p): Move protos from here...
17491 * tree.h: ... to here.
17492 * cgraphclones.c: Do not include output.h.
17493 * gimplify.c: Likewise.
17494 * reload.c: Likewise.
17495 * recog.c: Likewise.
17496 * tree-ssa-loop-ivopts.c: Likewise.
17497 * tree-switch-conversion.c: Likewise.
17498 * c-parser.c: Likewise.
17499 * c-typeck.c: Likewise.
17500 * Makefile.in: Fix dependencies.
17502 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
17505 * config/avr/avr-stdint.h: New file.
17506 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
17509 2012-06-04 Jakub Jelinek <jakub@redhat.com>
17511 PR tree-optimization/53550
17512 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
17513 is POINTER_TYPE_P, use sizetype as step type instead of type.
17515 2012-06-04 Richard Guenther <rguenther@suse.de>
17517 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
17518 (ref_base_address_1): Likewise.
17519 (remove_similar_memory_refs): Likewise.
17520 * tree-data-ref.h (remove_similar_memory_refs): Remove.
17521 * tree-loop-distribution.c (classify_partition): Do not classify
17522 as builtin if -ftree-loop-distribute-patterns is not enabled.
17523 (fuse_partitions_with_similar_memory_accesses): Inline ...
17524 (ldist_gen): ... here. Fuse all non-builtin partitions if
17525 -ftree-loop-distribution is not enabled. Properly return
17526 the number of created partitions. Do not update SSA form here but ...
17527 (tree_loop_distribution): ... once here for the whole function.
17528 Only walk innermost loops, constrain loops we consider here
17529 further. Do not call remove_similar_memory_refs.
17530 (distribute_loop): Do not check number of loop nodes here.
17532 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
17534 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
17536 2012-06-03 Martin Jambor <mjambor@suse.cz>
17538 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
17539 (ipa_get_jf_known_type_base_type): Likewise.
17540 (ipa_get_jf_known_type_component_type): Likewise.
17541 (ipa_get_jf_constant): Likewise.
17542 (ipa_get_jf_pass_through_formal_id): Likewise.
17543 (ipa_get_jf_pass_through_operation): Likewise.
17544 (ipa_get_jf_ancestor_offset): Likewise.
17545 (ipa_get_jf_ancestor_type): Likewise.
17546 (ipa_get_jf_ancestor_formal_id): Likewise.
17547 (ipa_get_jf_member_ptr_pfn): Likewise.
17548 * ipa-prop.c (ipa_set_jf_known_type): New function.
17549 (ipa_set_jf_constant): Likewise.
17550 (ipa_set_jf_simple_pass_through): Likewise.
17551 (ipa_set_jf_arith_pass_through): Likewise.
17552 (ipa_set_ancestor_jf): Likewise.
17553 (fill_member_ptr_cst_jump_function): Moved up and renamed to
17554 ipa_set_jf_member_ptr_cst.
17555 (detect_type_change_1): Use the new jump function creation functions.
17556 (compute_complex_assign_jump_func): Likewise.
17557 (compute_complex_ancestor_jump_func): Likewise.
17558 (compute_known_type_jump_func): Likewise.
17559 (compute_scalar_jump_functions): Likewise.
17560 (compute_pass_through_member_ptrs): Likewise.
17561 (determine_cst_member_ptr): Likewise.
17562 (combine_known_type_and_ancestor_jfs): Likewise.
17563 (try_make_edge_direct_simple_call): Likewise.
17564 (try_make_edge_direct_virtual_call): Likewise.
17565 (update_indirect_edges_after_inlining): Likewise.
17566 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
17567 access functions. Incorporat NOP_EXPR and BINFO handling from its
17569 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
17570 which was in its callers.
17571 (ipa_value_from_jfunc): Use jump function access functions. Some
17572 functionality moved to functions above.
17573 (propagate_vals_accross_ancestor): Likewise.
17574 (propagate_vals_accross_pass_through): Use jump function access
17576 (propagate_accross_jump_function): Likewise.
17577 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
17579 (inline_merge_summary): Likewise.
17581 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17583 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
17584 * config/pa/pa.c (pa_attr_length_millicode_call): Use
17585 MAX_PCREL17F_OFFSET instead of fixed offset.
17586 (pa_attr_length_call): Likewise.
17587 (pa_attr_length_indirect_call): Likewise.
17589 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
17592 * config/sh/sh.opt (mfsca, mfsrra): New options.
17593 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
17595 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
17596 (sinssf2, cossf2): Fold expanders to ...
17597 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
17598 TARGET_FSCA condition.
17599 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
17601 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
17602 -mno-fsca, -mfsrra, -mno-fsrra.
17604 2012-06-03 Matt Turner <mattst88@gmail.com>
17606 * config/mips/4600.md (r4700_imul_si): New.
17607 (r4700_imul_di): New.
17608 (r4700_fmul_single): New.
17609 (r4700_fmul_double): New.
17610 * config/mips/mips-cpus.def: Add r4700.
17611 * config/mips/mips.c: Likewise.
17612 * config/mips/mips.md: Likewise.
17613 * config/mips/mips-tables.opt: Regenerate.
17615 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
17617 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
17618 new function sparc_initial_elimination_offset.
17619 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
17621 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
17624 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
17626 * expmed.c (expand_mult, choose_multiplier): Change
17627 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
17628 * expr.c (convert_modes): Likewise.
17629 * explow.c (plus_constant): Likewise.
17630 * fixed-value.c (fixed_saturate1, fixed_saturate2)
17631 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
17632 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
17633 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
17634 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
17635 (do_fixed_shift, fixed_convert, fixed_convert)
17636 (fixed_convert_from_int, fixed_convert_from_int)
17637 (fixed_convert_from_real): Likewise.
17638 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
17639 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
17640 * varasm.c (output_constructor_bitfield): Likewise.
17641 * tree-vrp.c (register_edge_assert_for_2): Likewise.
17642 * double-int.c (rshift_double, lshift_double): Likewise.
17643 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
17645 * simplify-rtx.c (mode_signbit_p)
17646 (simplify_const_unary_operation, simplify_binary_operation_1)
17647 (simplify_immed_subreg): Likewise.
17648 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
17649 * tree-vect-generic.c (build_replicated_const): Likewise.
17650 * dbxout.c (stabstr_O): Likewise.
17651 * emit-rtl.c (immed_double_int_const, immed_double_const)
17652 (gen_lowpart_common, init_emit_once): Likewise.
17653 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
17654 (widest_int_cst_value, upper_bound_in_type): Likewise.
17655 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
17656 (fixup_unsigned_type): Likewise.
17657 * real.c (real_to_integer2, real_from_integer): Likewise.
17658 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
17659 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
17661 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
17663 PR middle-end/53501
17664 * fold-const.c (fold_binary_loc): Refine previous change.
17666 2012-06-01 Olivier Hainque <hainque@adacore.com>
17668 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
17669 the "do {" part of the do-while(0) loop.
17671 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
17673 * config/i386/i386.c (x86_sched_reorder): New function.
17674 Added new function x86_sched_reorder.
17676 2012-06-01 Richard Guenther <rguenther@suse.de>
17678 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
17680 (classify_partition): Likewise.
17682 2012-06-01 Richard Guenther <rguenther@suse.de>
17684 * tree-loop-distribution.c (enum partition_kind): New enum.
17685 (struct partition_s): Add kind and main_stmt members.
17686 (partition_alloc): Initialize kind to PKIND_NORMAL.
17687 (partition_builtin_p): New function.
17688 (copy_loop_before): Remove failure path and assert instead.
17689 (generate_loops_for_partition): Likewise.
17690 (generate_memset_zero): Fold into ...
17691 (generate_memset_builtin): ... this.
17692 (classify_partition): New function with code from
17693 can_generate_builtin and generate_builtin.
17694 (generate_builtin): Remove.
17695 (can_generate_builtin): Likewise.
17696 (fuse_partitions_with_similar_memory_accesses): Call
17697 partition_builtin_p instead of can_generate_builtin.
17698 (rdg_build_partitions): Do not call
17699 fuse_partitions_with_similar_memory_accesses here...
17700 (ldist_gen): ... but here after classifying all partitions.
17701 Remove failure path of generate_code_for_partition.
17702 (generate_code_for_partition): Generate code according
17703 to partition classification.
17705 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
17706 Jonathan Wakely <jwakely.gcc@gmail.com>
17709 * doc/invoke.texi (Warning Options): Explain purpose and differences
17710 between -Wmissing-prototypes and -Wmissing-declarations.
17712 2012-06-01 Christian Bruel <christian.bruel@st.com>
17714 * gcc.c (save_switch): Add user_p parameter.
17715 (read_specs): Likewise.
17716 (set_specs): Likewise.
17717 (validate_switches): Likewise.
17718 (validate_switches_from_spec): Likewise.
17719 (validate_all_switches): Pass on user_p parameter.
17720 (struct spec_list): Add user_p field.
17721 (struct switchstr): Add known field.
17722 (save_switch): Add known parameter.
17723 (INIT_STATIC_SPEC): Initialize user_p;
17724 (driver_unknown_option_callbac): call save_switch if
17725 OPT_SPECIAL_unknown.
17726 (driver_handle_option): Propagate OPT_specs.
17727 (do_spec_1): Set validated only if known.
17728 (check_live_switch): Likewise.
17729 (validate_switches): Set validated if known or user_spec.
17731 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
17733 Add CRIS atomic patterns for 1, 2, and 4 bytes.
17734 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
17735 * config/cris/cris-protos.h: Declare it.
17736 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
17737 (TARGET_DEFAULT): Add alignment by 32.
17738 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
17739 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
17740 TARGET_CPU_DEFAULT == 32.
17741 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
17742 * config/cris/cris.md: Include sync.md. Avoid allocating specific
17743 numbers by replacing the define_constants for all UNSPECs with the
17744 equivalent define_c_enum construct.
17745 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
17746 * config/cris/sync.md: New file.
17748 2012-05-31 Matt Turner <mattst88@gmail.com>
17750 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
17751 (r4600_imul_di): New.
17752 (r4600_idiv_si): Rename from r4600_idiv.
17753 (r4600_idiv_di): New.
17755 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
17757 * output.h (__gcc_host_wide_int__): Move to hwint.h.
17758 (decl_default_tls_model): Move to tree.h
17759 (dump_file): Move to system.h.
17760 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
17761 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
17762 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
17763 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
17764 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
17765 dbxout_stab_value_internal_label,
17766 dbxout_stab_value_internal_label_diff): Move from here ...
17767 * dbxout.h: ... to here.
17768 * system.h (dump_file): Moved here from output.h.
17769 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
17770 * tree.h (decl_default_tls_model): Moved here from output.h.
17771 * varasm.c (default_stabs_asm_out_destructor,
17772 default_stabs_asm_out_constructor): Move from here ...
17773 * dbxout.c: ... to here.
17775 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
17777 * collect2.h (dump_file): Rename to dump_ld_file.
17778 * collect2.c: Likewise.
17779 * tlink.c: Likewise.
17781 * alias.c: Do not include output.h.
17782 * auto-inc-dec.c: Likewise.
17783 * bt-load.c: Likewise.
17784 * caller-save.c: Likewise.
17786 * cfgbuild.c: Likewise.
17787 * cfgcleanup.c: Likewise.
17788 * cfglayout.c: Likewise.
17789 * cfgloop.c: Likewise.
17790 * cfgloopanal.c: Likewise.
17791 * cfgloopmanip.c: Likewise.
17792 * cfgrtl.c: Likewise.
17793 * cgraph.c: Likewise.
17794 * cgraphclones.c: Likewise.
17795 * combine-stack-adj.c: Likewise.
17796 * combine.c: Likewise.
17797 * cprop.c: Likewise.
17799 * cselib.c: Likewise.
17800 * dbgcnt.c: Likewise.
17801 * df-problems.c: Likewise.
17802 * df-scan.c: Likewise.
17803 * dojump.c: Likewise.
17804 * fwprop.c: Likewise.
17805 * gcse.c: Likewise.
17806 * graph.c: Likewise.
17807 * haifa-sched.c: Likewise.
17808 * hw-doloop.c: Likewise.
17809 * ipa-inline-transform.c: Likewise.
17810 * ipa-pure-const.c: Likewise.
17811 * ipa-reference.c: Likewise.
17812 * ipa-utils.c: Likewise.
17813 * ira-build.c: Likewise.
17814 * ira-emit.c: Likewise.
17816 * loop-doloop.c: Likewise.
17817 * loop-invariant.c: Likewise.
17818 * loop-iv.c: Likewise.
17819 * loop-unroll.c: Likewise.
17820 * loop-unswitch.c: Likewise.
17821 * lto-cgraph.c: Likewise.
17822 * lto-section-in.c: Likewise.
17823 * lto-streamer-in.c: Likewise.
17825 * mode-switching.c: Likewise.
17826 * postreload-gcse.c: Likewise.
17827 * postreload.c: Likewise.
17828 * predict.c: Likewise.
17829 * profile.c: Likewise.
17831 * reg-stack.c: Likewise.
17832 * regcprop.c: Likewise.
17833 * regmove.c: Likewise.
17834 * regstat.c: Likewise.
17835 * reload1.c: Likewise.
17836 * sched-ebb.c: Likewise.
17837 * sel-sched-dump.c: Likewise.
17838 * simplify-rtx.c: Likewise.
17839 * stor-layout.c: Likewise.
17840 * store-motion.c: Likewise.
17841 * tracer.c: Likewise.
17842 * tree-affine.c: Likewise.
17843 * tree-cfg.c: Likewise.
17844 * tree-cfgcleanup.c: Likewise.
17845 * tree-dfa.c: Likewise.
17846 * tree-into-ssa.c: Likewise.
17847 * tree-nomudflap.c: Likewise.
17848 * tree-optimize.c: Likewise.
17849 * tree-pretty-print.c: Likewise.
17850 * tree-profile.c: Likewise.
17851 * tree-ssa-address.c: Likewise.
17852 * tree-ssa-ccp.c: Likewise.
17853 * tree-ssa-copy.c: Likewise.
17854 * tree-ssa-dom.c: Likewise.
17855 * tree-ssa-loop-ch.c: Likewise.
17856 * tree-ssa-loop-im.c: Likewise.
17857 * tree-ssa-loop-manip.c: Likewise.
17858 * tree-ssa-loop-niter.c: Likewise.
17859 * tree-ssa-loop-prefetch.c: Likewise.
17860 * tree-ssa-loop-unswitch.c: Likewise.
17861 * tree-ssa-loop.c: Likewise.
17862 * tree-ssa-propagate.c: Likewise.
17863 * tree-ssa-structalias.c: Likewise.
17864 * tree-ssa-tail-merge.c: Likewise.
17865 * tree-ssa-threadedge.c: Likewise.
17866 * tree-ssa-threadupdate.c: Likewise.
17867 * tree-ssa-uncprop.c: Likewise.
17868 * tree-ssa-uninit.c: Likewise.
17869 * tree-ssa.c: Likewise.
17870 * value-prof.c: Likewise.
17871 * var-tracking.c: Likewise.
17874 * config/m32r/m32r.c: Include dbxout.h.
17875 * config/pa/pa.c: Likewise.
17876 * config/rs6000/rs6000.c: Likewise.
17878 * Makefile.in: Fix dependencies.
17879 * config/rs6000/t-rs5000: Likewise.
17881 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
17883 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
17884 * gimple.h (block_in_transaction): Check for flag_tm.
17886 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
17888 PR tree-optimization/52558
17889 * cfg.c (alloc_aux_for_edge): Fix comment.
17890 (alloc_aux_for_edge): Remove static.
17891 * basic-block.h (alloc_aux_for_edge): Protoize.
17892 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
17893 (execute_sm_if_changed_flag): New.
17894 (execute_sm_if_changed_flag_set): New.
17895 (execute_sm): Do not generate data races unless requested.
17896 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
17897 (tree_ssa_lim_finalize): Call free_aux_for_edges.
17898 * gimple.h (block_in_transaction): New.
17899 (gimple_in_transaction): Use block_in_transaction.
17901 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
17904 * config/avr/avr.opt (-msp8): Document it.
17905 * doc/invoke.texi (AVR Options): Ditto. And document related
17908 2012-05-31 Diego Novillo <dnovillo@google.com>
17910 * configure.ac (CXX_FOR_BUILD): Define and substitute.
17911 (BUILD_CXXFLAGS): Define and substitute.
17912 * Makefile.in (BUILD_CXXFLAGS): Define.
17913 (CXX_FOR_BUILD): Define.
17914 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
17915 (LINKER_FOR_BUILD): Likewise.
17916 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
17917 (BUILD_LINKERFLAGS): Likewise.
17918 * configure: Regenerate.
17920 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
17922 * Makefile.in: Fix many dependencies.
17923 * tree-profile.c: Don't include regs.h.
17924 * tree-vectorizer.c: Don't include cfglayout.h.
17925 * tree-vect-stmts.c: Likewise.
17926 * tree-vect-slp.c: Likewise.
17927 * tree-vect-loop.c: Likewise.
17928 * reg-stack.c: Likewise.
17929 * tree-ssa-loop-manip.c: Likewise.
17930 * toplev.c: Likewise.
17931 * varasm.c: Don't include cfglayout.h, basic-block.h,
17932 and tree-iterator.h.
17933 * tree-cfgcleanup.c: Don't include cfglayout.h.
17934 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
17935 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
17936 * cgraphclones.c: Don't include plugin.h.
17938 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
17940 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
17941 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
17942 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
17944 2012-05-31 Richard Guenther <rguenther@suse.de>
17946 * tree-loop-distribution.c (struct partition_s): New struct,
17947 typedef and vector type.
17948 (partition_alloc, partition_free): New functions.
17949 (generate_loops_for_partition, generate_builtin,
17950 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
17951 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
17952 build_rdg_partition_for_component, can_generate_builtin,
17953 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
17954 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
17955 number_of_rw_in_partition, partition_contains_all_rw,
17956 ldist_gen): Use partition_t instead of bitmap.
17958 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
17960 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
17961 * doc/avr-mmcu.texi: Regenerate.
17963 2012-05-31 Richard Guenther <rguenther@suse.de>
17965 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
17966 Use FOR_EACH_SSA_DEF_OPERAND.
17967 (generate_builtin): Adjust.
17968 (stmt_generated_in_another_partition): Remove.
17969 (add_scalar_computations_to_partition): Likewise.
17970 (rdg_build_partitions): Do not call
17971 add_scalar_computations_to_partition.
17973 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
17975 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
17976 double ints throughout.
17977 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
17978 Check that the position of the field is representable as an integer.
17980 2012-05-31 Richard Guenther <rguenther@suse.de>
17982 * tree-data-ref.c (dr_analyze_innermost): Properly convert
17983 the MEM_REF offset to sizetype.
17985 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
17987 * doc/invoke.texi (AVR Options): Fix typos.
17989 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
17991 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
17992 and -mcpu= options.
17993 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
17994 non-v32 into --march=v0_v10.
17996 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
17998 * ira-int.h (target_ira_int): Rename x_move_cost to
17999 x_ira_register_move_cost, x_may_move_in_cost to
18000 x_ira_may_move_in_cost and x_may_move_out_cost to
18001 x_ira_may_move_out_cost. Delete the old fields with
18002 those names and also x_ira_max_register_move_cost,
18003 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
18004 (move_cost, may_move_in_cost, may_move_out_cost)
18005 (ira_max_register_move_cost, ira_max_may_move_in_cost)
18006 (ira_max_may_move_out_cost): Delete.
18007 * ira.c (init_move_cost): Rename to...
18008 (ira_init_register_move_cost): ...this, deleting the old
18009 function with that name. Apply above variable renamings.
18010 Retain asserts for null fields.
18011 (ira_init_once): Don't initialize register move costs here.
18012 (free_register_move_costs): Apply above variable renamings.
18013 Remove code for deleted fields.
18015 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
18017 * ira.c (init_move_cost): Adjust choice of subclasses to match
18018 the current ira_init_register_move_cost choice. Use
18019 ira_class_subset_p instead of reg_class_subset_p.
18020 (ira_init_register_move_cost): Assert that move_cost,
18021 may_move_in_cost and may_move_out_cost already hold the desired
18022 values for their ira_* equivalents. For the latter two,
18023 ignore classes that can't store a register of the given mode.
18025 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
18027 * ira.c (setup_allocno_and_important_classes): Use
18028 ira_class_hard_regs_num to check whether a class has any
18029 allocatable registers.
18030 (ira_init_register_move_cost): Likewise.
18032 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
18034 * ira.c (init_move_cost): Adjust local variable names to match
18035 file conventions. Use ira_assert instead of gcc_assert.
18037 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
18039 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
18040 Move these definitions and associated target_globals fields to...
18041 * ira-int.h: ...here.
18042 * rtl.h (init_move_cost): Delete.
18043 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
18044 * ira.c: ...here, making the latter static.
18046 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
18048 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
18049 and ira_register_move_cost instead of init_move_cost and move_cost.
18051 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
18053 * ira.h (target_ira): Delete x_ira_available_class_regs.
18054 (ira_available_class_regs): Delete.
18055 * ira.c (setup_available_class_regs): Delete.
18056 (setup_alloc_classes): Don't call it.
18057 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
18058 ira_available_class_regs.
18059 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
18060 (model_spill_cost): Likewise.
18061 * ira-build.c (low_pressure_loop_node_p): Likewise.
18062 * ira-color.c (color_pass): Likewise.
18063 * ira-emit.c (change_loop): Likewise.
18064 * ira-lives.c (inc_register_pressure, dec_register_pressure)
18065 (single_reg_class, ira_implicitly_set_insn_hard_regs)
18066 (process_bb_node_lives): Likewise.
18067 * loop-invariant.c (gain_for_invariant): Likewise.
18069 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18072 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
18073 (pa_section_type_flags): New.
18074 (pa_legitimate_constant_p): Revert previous change.
18076 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
18078 * ira.c (allocate_initial_values): Make static.
18080 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
18082 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
18083 Generate tls_initial_exec_64_sun only when !TARGET_X32.
18085 2012-05-30 Richard Guenther <rguenther@suse.de>
18087 PR middle-end/53501
18088 * fold-const.c (fold_binary_loc): Make sure to call
18089 fold_plusminus_mult_expr with the original sign of operands.
18091 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
18093 * Makefile.in: Fix many dependencies.
18094 (DWARF2_H): Depend on dwarf2.def.
18095 (RTL_ERROR_H): Depend on rtl-error.h.
18096 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
18097 all gimple-pretty-print.h and tree-pretty-print.h references.
18099 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
18101 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
18104 2012-05-30 Richard Guenther <rguenther@suse.de>
18106 PR middle-end/53522
18107 * tree-emutls.c (gen_emutls_addr): Do not add globals to
18110 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
18112 * explow.c (probe_stack_range): Restore simple control flow and stop
18113 again when the probe cannot be generated if HAVE_check_stack.
18115 2012-05-30 Jakub Jelinek <jakub@redhat.com>
18117 PR rtl-optimization/53519
18118 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
18119 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
18121 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
18123 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
18125 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
18128 * doc/tm.texi: Update.
18129 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
18130 * target.def (force_at_comp_dir): New hook.
18131 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
18132 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
18134 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
18136 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
18138 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
18139 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
18141 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
18144 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
18145 flag_unsafe_math_optimizations is set.
18146 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
18147 Update description of -mfused-madd.
18149 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
18152 * config/sh/predicates.md (atomic_arith_operand,
18153 atomic_logical_operand): New predicates.
18154 * config/sh/sh.c (sh_option_override): Check atomic options.
18155 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
18156 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
18157 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
18158 UNSUPPORTED_HARD_ATOMIC_CPU.
18159 * config/sh/sync.md: Update description comments.
18160 (I12): New mode iterator.
18161 (fetchop_predicate, fetchop_constraint): New code attributes.
18162 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
18163 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
18164 atomic_fetch_<fetchop_name>si_hard,
18165 atomic_fetch_<fetchop_name><mode>_hard,
18166 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
18167 atomic_<fetchop_name>_fetchsi_hard,
18168 atomic_<fetchop_name>_fetch<mode>_hard,
18169 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
18170 atomic_test_and_set_hard): New insns.
18171 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
18172 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
18173 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
18174 atomic_test_and_set_soft): Use same formatting for the first line of
18175 the asm block as in new insns above.
18176 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
18177 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
18178 atomic_test_and_set): Integrate new *_hard insns into expanders.
18179 * config/sh/sh.opt (mhard-atomic): New option.
18180 * doc/invoke.texi (SH Options): Document it.
18182 2012-05-29 Meador Inge <meadori@codesourcery.com>
18184 * c-decl.c (c_push_function_context): Always create a new language
18186 (c_pop_function_context): Clear the language function created in
18187 c_push_function_context.
18189 2012-05-29 Matt Turner <mattst88@gmail.com>
18191 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
18192 (define_bypass "ev6_fcmov"): New.
18194 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
18196 * integrate.c: Remove.
18197 * integrate.h: Remove.
18198 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
18199 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
18200 * config/rs6000/t-rs6000: Likewise
18201 * config/spu/t-spu-elf: Likewise.
18202 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
18203 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
18204 from integrate.h to here.
18205 (initial_value_entry): New prototype.
18206 * reload.h (allocate_initial_values): Remove prototype.
18207 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
18208 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
18210 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
18211 set_decl_abstract_flags, set_block_abstract_flags): Move from
18212 integrate.c to here, the only user.
18213 * expmed.c (extract_fixed_bit_field): Remove outdated comment
18215 * function.c: Don't include integrate.h.
18216 (struct initial_value_pair, struct initial_value_struct,
18217 get_hard_reg_initial_val, has_hard_reg_initial_val,
18218 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
18219 integrate.c to here.
18220 (initial_value_entry): New function.
18221 * genemit.c (main): Don't print integrate.h include line.
18222 * ira.c: Don't include integrate.h.
18223 (allocate_initial_values): Move from integrate.c to here.
18224 (ira): Update allocate_initial_values call.
18225 * tree-inline.c: Don't include integrate.h.
18226 (function_attribute_inlinable_p): Moved from integrate.c to here.
18227 * cfgexpand.c: Don't include integrate.h.
18228 * except.c: Likewise.
18229 * langhooks.c: Likewise.
18230 * passes.c: Likewise.
18231 * toplev.c: Likewise.
18232 * config/frv/frv.c: Likewise.
18233 * config/pa/pa.c: Likewise.
18234 * config/spu/spu.c: Likewise.
18235 * config/epiphany/epiphany.c: Likewise.
18236 * config/mep/mep.c: Likewise.
18237 * config/score/score.c: Likewise.
18238 * config/picochip/picochip.c: Likewise.
18239 * config/sh/sh.c: Likewise.
18240 * config/alpha/alpha.c: Likewise.
18241 * config/microblaze/microblaze.c: Likewise.
18242 * config/mips/mips.c: Likewise.
18243 * config/v850/v850.c: Likewise.
18244 * config/mmix/mmix.c: Likewise.
18245 * config/bfin/bfin.c: Likewise.
18246 * config/arm/arm.c: Likewise.
18247 * config/s390/s390.c: Likewise.
18248 * config/m32r/m32r.c: Likewise.
18249 * config/rs6000/rs6000.c: Likewise.
18250 * config/c6x/c6x.c: Include function.h instead of integrate.h.
18251 * config/tilegx/tilegx.c: Likewise.
18252 * config/tilepro/tilepro.c: Likewise.
18254 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
18256 * config/avr/t-avr (s-avr-mmcu-texi): Call
18257 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
18259 2012-05-29 Michael Matz <matz@suse.de>
18261 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
18262 assign_temp): Remove 'keep' argument.
18263 (mark_temp_addr_taken): Remove prototype.
18264 * tree.h (expand_decl): Remove prototype.
18265 * function.c (struct temp_slot): Remove addr_taken and keep member.
18266 (assign_stack_temp_for_type) Don't initialize above, remove
18268 (assign_stack_temp, assign_temp): Remove keep argument.
18269 (mark_temp_addr_taken): Remove.
18270 (preserve_temp_slots): Remove handling of addr_taken and keep members.
18271 (free_temp_slots): Ditto.
18272 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
18274 * stmt.c (expand_asm_operands): Remove dead code.
18275 (expand_decl): Remove.
18276 * c-decl.c (finish_struct): Don't call expand_decl.
18277 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
18278 and assign_stack_temp.
18279 * calls.c (save_fixed_argument_area, initialize_argument_information,
18280 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
18281 * expmed.c (extract_bit_field_1): Ditto.
18282 * expr.c (emit_group_load_1, emit_group_store,
18283 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
18284 store_field, expand_constructor, expand_cond_expr_using_cmove,
18285 expand_expr_real_2, expand_expr_real_1): Ditto.
18286 * stmt.c (expand_asm_operands, expand_return): Ditto.
18288 * function.c (pop_temp_slots): Call free_temp_slots.
18289 * calls.c (store_one_arg): Don't call preserve_temp_slots or
18291 * expr.c (expand_assignment): Don't call free_temp_slots.
18293 * config/arm/arm.c (neon_expand_vector_init): Ditto.
18294 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
18295 (ix86_expand_vector_extract): Ditto.
18296 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
18297 ia64_expand_movxf_movrf): Ditto.
18298 * config/mips/mips.c (mips_expand_vi_general): Ditto.
18299 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
18300 extendsfdf2): Ditto.
18301 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
18302 rs6000_expand_vector_set, rs6000_expand_vector_extract,
18303 rs6000_allocate_stack_temp): Ditto.
18304 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
18305 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
18306 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
18307 sparc_expand_vector_init): Ditto.
18309 2012-05-29 Michael Matz <matz@suse.de>
18311 * c-tree.h (c_expand_decl): Remove prototype.
18313 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
18315 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
18316 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
18317 COMPOUND_LITERAL_EXPR.
18318 * function.c (expand_function_start): Don't call expand_decl,
18319 instead assert that we have RTL assigned.
18320 * tree-ssa-live.c (remove_unused_locals): Clear
18321 nonlocal_goto_save_area if its backing variable is removed.
18322 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
18324 (expand_decl): Assert that this does nothing.
18325 * calls.c (expand_call): Don't call mark_temp_addr_taken.
18327 2012-05-29 Richard Guenther <rguenther@suse.de>
18329 PR tree-optimization/53516
18330 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
18332 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
18334 2012-05-29 Joseph Myers <joseph@codesourcery.com>
18336 * LANGUAGES: Fix typos.
18337 * Makefile.in: Fix typos.
18338 * alias.c: Fix typos.
18339 * auto-inc-dec.c: Fix typos.
18340 * bb-reorder.c: Fix typos.
18341 * cfgcleanup.c: Fix typos.
18342 * cgraph.c: Fix typos.
18343 * cgraph.h: Fix typos.
18344 * cgraphunit.c: Fix typos.
18345 * collect2-aix.h: Fix typos.
18346 * collect2.c: Fix typos.
18347 * compare-elim.c: Fix typos.
18348 * config/alpha/vms.h: Fix typos.
18349 * config/arm/README-interworking: Fix typos.
18350 * config/arm/arm.c: Fix typos.
18351 * config/arm/iterators.md: Fix typos.
18352 * config/arm/vxworks.h: Fix typos.
18353 * config/avr/avr.c: Fix typos.
18354 * config/avr/avr.h: Fix typos.
18355 * config/avr/avr.md: Fix typos.
18356 * config/avr/builtins.def: Fix typos.
18357 * config/c6x/c6x.c: Fix typos.
18358 * config/cr16/cr16.c: Fix typos.
18359 * config/cr16/cr16.md: Fix typos.
18360 * config/cris/cris.md: Fix typos.
18361 * config/darwin.c: Fix typos.
18362 * config/darwin.opt: Fix typos.
18363 * config/i386/i386-c.c: Fix typos.
18364 * config/i386/i386.c: Fix typos.
18365 * config/ia64/ia64.c: Fix typos.
18366 * config/m68k/cf.md: Fix typos.
18367 * config/mep/mep.c: Fix typos.
18368 * config/microblaze/microblaze.c: Fix typos.
18369 * config/microblaze/microblaze.h: Fix typos.
18370 * config/mn10300/mn10300.c: Fix typos.
18371 * config/mn10300/mn10300.md: Fix typos.
18372 * config/pa/pa.c: Fix typos.
18373 * config/picochip/picochip.h: Fix typos.
18374 * config/rs6000/a2.md: Fix typos.
18375 * config/rs6000/rs6000.c: Fix typos.
18376 * config/rs6000/vector.md: Fix typos.
18377 * config/rx/rx.md: Fix typos.
18378 * config/rx/rx.opt: Fix typos.
18379 * config/s390/2097.md: Fix typos.
18380 * config/s390/s390.c: Fix typos.
18381 * config/s390/s390.h: Fix typos.
18382 * config/sh/sh.c: Fix typos.
18383 * config/sh/sh.md: Fix typos.
18384 * config/sparc/sync.md: Fix typos.
18385 * config/spu/spu.c: Fix typos.
18386 * config/spu/spu.md: Fix typos.
18387 * config/vms/vms.c: Fix typos.
18388 * config/vxworks-dummy.h: Fix typos.
18389 * config/vxworks.h: Fix typos.
18390 * cselib.c: Fix typos.
18391 * df-scan.c: Fix typos.
18393 * doc/extend.texi: Fix typos.
18394 * doc/install.texi: Fix typos.
18395 * doc/invoke.texi: Fix typos.
18396 * doc/md.texi: Fix typos.
18397 * doc/plugins.texi: Fix typos.
18398 * doc/rtl.texi: Fix typos.
18399 * dse.c: Fix typos.
18400 * dwarf2asm.c: Fix typos.
18401 * dwarf2out.c: Fix typos.
18402 * except.h: Fix typos.
18403 * expr.c: Fix typos.
18404 * fold-const.c: Fix typos.
18405 * gcc.c: Fix typos.
18406 * gcse.c: Fix typos.
18407 * genautomata.c: Fix typos.
18408 * gengtype-state.c: Fix typos.
18409 * gengtype.c: Fix typos.
18410 * genhooks.c: Fix typos.
18411 * gimple-fold.c: Fix typos.
18412 * gimple-pretty-print.c: Fix typos.
18413 * gimple.c: Fix typos.
18414 * gimple.h: Fix typos.
18415 * gimplify.c: Fix typos.
18416 * graphite-interchange.c: Fix typos.
18417 * graphite-sese-to-poly.c: Fix typos.
18418 * ifcvt.c: Fix typos.
18419 * input.c: Fix typos.
18420 * ipa-cp.c: Fix typos.
18421 * ipa-inline-analysis.c: Fix typos.
18422 * ipa-inline-transform.c: Fix typos.
18423 * ipa-inline.c: Fix typos.
18424 * ipa-pure-const.c: Fix typos.
18425 * ipa-ref.h: Fix typos.
18426 * ipa-reference.c: Fix typos.
18427 * ipa-utils.c: Fix typos.
18428 * ipa.c: Fix typos.
18429 * ira-emit.c: Fix typos.
18430 * ira-lives.c: Fix typos.
18431 * lto-streamer.c: Fix typos.
18432 * lto-streamer.h: Fix typos.
18433 * lto-wrapper.c: Fix typos.
18434 * mcf.c: Fix typos.
18435 * mode-switching.c: Fix typos.
18436 * modulo-sched.c: Fix typos.
18437 * plugin.c: Fix typos.
18438 * postreload.c: Fix typos.
18439 * sched-deps.c: Fix typos.
18440 * sel-sched-ir.c: Fix typos.
18441 * sel-sched-ir.h: Fix typos.
18442 * sel-sched.c: Fix typos.
18443 * sese.c: Fix typos.
18444 * stor-layout.c: Fix typos.
18445 * target-hooks-macros.h: Fix typos.
18446 * target.def: Fix typos.
18447 * trans-mem.c: Fix typos.
18448 * tree-eh.c: Fix typos.
18449 * tree-predcom.c: Fix typos.
18450 * tree-sra.c: Fix typos.
18451 * tree-ssa-address.c: Fix typos.
18452 * tree-ssa-loop-ivopts.c: Fix typos.
18453 * tree-ssa-loop-niter.c: Fix typos.
18454 * tree-ssa-math-opts.c: Fix typos.
18455 * tree-ssa-pre.c: Fix typos.
18456 * tree-ssa-propagate.c: Fix typos.
18457 * tree-ssa-reassoc.c: Fix typos.
18458 * tree-ssa-sccvn.c: Fix typos.
18459 * tree-ssa-ter.c: Fix typos.
18460 * tree-ssa-uninit.c: Fix typos.
18461 * tree-ssanames.c: Fix typos.
18462 * tree-vect-generic.c: Fix typos.
18463 * tree-vect-slp.c: Fix typos.
18464 * tree.c: Fix typos.
18465 * tree.h: Fix typos.
18466 * varasm.c: Fix typos.
18467 * varpool.c: Fix typos.
18469 2012-05-29 Joseph Myers <joseph@codesourcery.com>
18471 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
18473 2012-05-29 Richard Guenther <rguenther@suse.de>
18475 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
18477 (add_referenced_var_1): Re-organize. Assert we are not
18478 called for globals.
18479 (remove_referenced_var): Likewise.
18480 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
18481 * tree-mudflap.c (execute_mudflap_function_ops): Do not
18482 call add_referenced_var on globals.
18483 * matrix-reorg.c (transform_access_sites): Likewise.
18485 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
18487 * alias.c (reg_known_value): Make this a VEC.
18488 (reg_known_equiv_p): Make this an sbitmap.
18489 (reg_known_value_size): Remove.
18490 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
18491 set_reg_known_equiv_p): Update for reg_known_value and
18492 reg_known_value_size data structure change.
18493 (init_alias_analysis, end_alias_analysis): Likewise.
18495 2012-05-29 Jakub Jelinek <jakub@redhat.com>
18497 PR middle-end/53510
18498 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
18499 to avoid leaking memory. No need to handle memory allocation
18500 failure. Double string_len on each reallocation instead of adding 2.
18501 * gcov.c (read_line): Likewise.
18503 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
18505 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
18507 * config/cris/cris.md ("trap"): Define, enabled for
18508 TARGET_TRAP_USING_BREAK8.
18509 * config/cris/cris.opt (mtrap-using-break8): New option.
18511 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
18514 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
18517 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
18519 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
18520 (Standard Names): Fix typos in documentation of atomic patterns.
18522 2012-05-27 Nathan Sidwell <nathan@acm.org>
18524 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
18526 2012-05-26 Jason Merrill <jason@redhat.com>
18529 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
18530 about array compound literals.
18532 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
18534 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
18535 if CLEANUP_NO_INSN_DEL.
18536 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
18537 from cfg_layout_merge_blocks.
18538 (emit_nop_for_unique_locus_between): New function.
18539 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
18540 (cfg_layout_merge_blocks): Likewise.
18542 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
18543 Paolo Bonzini <bonzini@gnu.org>
18545 * df-scan.c (df_def_record_1): Assert a parallel must contain an
18546 EXPR_LIST at this point. Receive the LOC and move its extraction...
18547 (df_defs_record): ... here. Change if-else to a switch statement.
18548 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
18549 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
18550 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
18551 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
18552 regs_invalidated_by_call.
18553 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
18554 df_get_call_refs().
18556 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
18559 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
18560 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
18562 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
18564 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
18565 software floating point emulation. No longer build the multilibs
18566 with -mstrict-align.
18568 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
18570 PR middle-end/53008
18571 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
18572 accessed indirectly.
18573 (ipa_tm_create_version): Same.
18575 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
18578 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
18579 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
18581 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
18584 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
18585 (ix86_expand_vec_perm): Use int mode instead of float.
18586 (expand_vec_perm_pshufb): Remove handling of useseless type
18589 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
18592 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
18593 gnu_ld variables to yes.
18594 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
18595 (HAVE_GNU_AS): Likewise.
18596 * config.in: Regenerate.
18597 * configure: Likewise.
18599 2012-05-25 Tristan Gingold <gingold@adacore.com>
18601 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
18602 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
18603 and preferred_alignment.
18605 2012-05-25 Tristan Gingold <gingold@adacore.com>
18607 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
18609 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
18611 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
18612 volatile bitfields case.
18614 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
18616 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
18617 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
18618 (adjacent_mem_locations): Move some code to and call...
18619 (get_memref_parts): ...new function.
18620 (mem_locations_overlap): New function.
18621 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
18622 (is_mem_ref): Rename to...
18623 (find_mem_ref): ...this. Return MEM rtx.
18624 (get_store_dest): Remove function.
18625 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
18626 new parameter and adjust calls.
18627 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
18628 mem refs overlap for true_store_to_load_dep_costly.
18629 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
18630 passed to adjacent_mem_locations.
18631 (is_costly_group): Walk resolved dependency list.
18632 (force_new_group): Emit group ending nop for Power6/Power7.
18633 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
18634 (group_ending_nop): New define_insn.
18636 2012-05-24 Dodji Seketeli <dodji@redhat.com>
18638 Make unwound macro expansion trace less redundant
18639 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
18640 context of macro definition in the trace, when it's redundant.
18643 2012-05-24 Richard Guenther <rguenther@suse.de>
18645 PR middle-end/53460
18646 * tree-profile.c (tree_profiling): Cleanup the CFG if
18647 execute_fixup_cfg requests it.
18649 2012-05-24 Richard Guenther <rguenther@suse.de>
18651 * tree-flow.h (create_var_ann): Remove.
18652 * tree-dfa.c (create_var_ann): Remove and inline into its
18654 (add_referenced_var_1): ... here.
18655 * varpool.c (add_new_static_var): Do not call add_referenced_var
18657 * gimple-fold.c (canonicalize_constructor_val): Likewise.
18658 * tree-switch-conversion.c (build_one_array): Likewise.
18659 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
18660 * tree-flow-inline.h (gimple_referenced_vars): Guard against
18662 * tree-inline.c (remap_gimple_op_r): Likewise. Check
18663 gimple_referenced_vars instead of gimple_in_ssa_p.
18664 (copy_tree_body_r): Likewise.
18665 (setup_one_parameter): Likewise.
18666 (declare_return_variable): Likewise.
18667 (tree_function_versioning): Likewise.
18669 2012-05-24 Jakub Jelinek <jakub@redhat.com>
18671 PR tree-optimization/53465
18672 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
18673 vr0 into *vr, then vrp_meet that.
18674 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
18675 have any equivalences.
18676 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
18679 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
18681 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
18683 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
18684 check end_regno - 1 is a hard register.
18686 2012-05-24 Richard Guenther <rguenther@suse.de>
18688 * varpool.c (add_new_static_var): Remove call to create_var_ann.
18689 * tree-ssa-operands.c (create_vop_var): Likewise.
18691 2012-05-24 Richard Guenther <rguenther@suse.de>
18694 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
18696 (remove_unused_locals): Pass global_unused_vars to
18697 remove_unused_scope_block_p. Restore code walking all
18698 referenced vars and pruning them.
18700 2012-05-23 Jan Hubicka <jh@suse.cz>
18702 * tree.h (alias_diag_flags): Remove.
18703 (alias_pair): Remove emitted_diags.
18704 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
18705 symbol_alias_set_t, symbol_alias_set_destroy,
18706 symbol_alias_set_contains, propagate_aliases_backward): Remove.
18707 * toplev.c (compile_file): Do not call finish_aliases_2
18708 * cgraphunit.c (cgraph_process_new_functions): Do not call
18710 (handle_alias_pairs): Output diagnostics about aliases to externals.
18711 (assemble_thunks_and_aliases): Use do_assemble_alias.
18712 (output_weakrefs): Likewise.
18713 (finalize_compilation_unit): Do not call finish_aliases_1.
18714 * ipa.c (symtab_remove_unreachable_nodes): De not call
18715 remove_unreachable_alias_pairs.
18716 * varasm.c (do_assemble_alias): Export.
18717 (symbol_alias_set_create, symbol_alias_set_destroy,
18718 symbol_alias_set_contains, symbol_alias_set_insert,
18719 propagate_aliases_forward, propagate_aliases_backward,
18720 propagate_aliases_backward, trivially_visible_alias,
18721 trivially_defined_alias, remove_unreachable_alias_pairs,
18722 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
18723 * output.h (do_assemble_alias): Declare.
18724 * varpool.c (varpool_remove_unreferenced_decls): Do not call
18727 2012-05-23 Martin Jambor <mjambor@suse.cz>
18729 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
18731 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
18733 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
18735 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
18736 (iterative_hash_gimple_type): Adjust comment.
18737 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
18738 domain for an array type instead of the domain type itself.
18740 2012-05-23 Richard Guenther <rguenther@suse.de>
18742 PR tree-optimization/53438
18743 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
18745 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
18748 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
18749 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
18752 2012-05-23 Richard Guenther <rguenther@suse.de>
18754 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
18755 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
18756 via the global_unused_vars bitmap.
18757 (remove_unused_locals): Handle global vars in local-decls via
18758 a global_unused_vars bitmap instead of the used flag in the
18759 var annotation. Simplify global variable handling and removal.
18761 2012-05-22 Jan Hubicka <jh@suse.cz>
18763 PR middle-end/53426
18764 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
18765 from other partitions.
18767 2012-05-22 Jan Hubicka <jh@suse.cz>
18769 PR middle-end/53161
18770 * symtab.c (symtab_register_node): Fix ordering issue.
18772 2012-05-22 Steven Drake <sbd@NetBSD.org>
18774 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
18776 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
18778 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
18779 Use strip_name_encoding target hook.
18781 2012-05-22 Richard Guenther <rguenther@suse.de>
18783 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
18784 (init_function_for_compilation): Remove.
18785 * tree-dfa.c (find_vars_r): Take struct function argument.
18786 (find_referenced_vars_in): Adjust.
18787 * tree-ssa-operands.c (clobber_stats): Remove.
18788 (create_vop_var): Take struct function argument. Mark
18789 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
18790 (init_ssa_operands): Take struct function argument.
18791 (fini_ssa_operands): Do not dump dead stats.
18792 * tree-ssa-operands.h (init_ssa_operands): Take struct function
18794 * cgraphunit.c (init_lowered_empty_function): Adjust.
18795 * lto-streamer-in.c (input_cfg): Likewise.
18796 * tree-inline.c (initialize_cfun): Likewise.
18797 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
18798 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
18799 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
18800 virtual operands are not registers.
18802 2012-05-22 Richard Guenther <rguenther@suse.de>
18804 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
18806 2012-05-22 Richard Guenther <rguenther@suse.de>
18808 PR middle-end/53437
18809 * tree-inline.c (setup_one_parameter): Create a dummy init
18810 statement for unused parameters when not optimizing.
18812 2012-05-22 Richard Guenther <rguenther@suse.de>
18814 * tree-flow.h (add_referenced_var_1): Declare.
18815 (add_referenced_var): Define.
18816 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
18817 (add_referenced_var): Rename to ...
18818 (add_referenced_var_1): ... this. Take struct function argument.
18820 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
18823 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
18824 * config/arm/arm.c (arm_validize_comparison): Define.
18825 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
18826 arm_validize_comparison.
18827 ("cbranchdi4"): Likewise.
18828 ("cstoredi4"): Likewise.
18829 ("movsicc"): Likewise.
18830 ("movsfcc"): Likewise.
18831 ("movdfcc"): Likewise.
18833 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
18835 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
18836 the mw_reg_pool size.
18838 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
18840 PR tree-optimization/53336
18841 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
18842 non-integer integral types to offset type and vice versa.
18844 2012-05-22 Alan Modra <amodra@gmail.com>
18846 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
18847 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
18848 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
18849 V_SAVE_INLINE): Delete.
18850 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
18851 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
18852 For ELF targets, use out-of-line restores for -Os and any number
18853 of regs if the restore exits, and out-of-line gp save for two or
18854 more regs. Use save_reg_p to test for holes in reg restore set.
18855 Replace "#if" with "if".
18857 2012-05-22 Alan Modra <amodra@gmail.com>
18859 * config/rs6000/rs6000.c (save_reg_p): New function.
18860 (first_reg_to_save, first_fp_reg_to_save): Use it here.
18861 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
18862 (emit_frame_save): Use gen_frame_store.
18863 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
18864 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
18866 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
18867 vrsave, toc, gp and fp restores.
18869 2012-05-22 Alan Modra <amodra@gmail.com>
18871 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
18872 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
18873 Move function pointer variables after forward declarations.
18874 (rs6000_builtin_support_vector_misalignment): Make static.
18875 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
18876 (rs6000_function_value, rs6000_can_eliminate): Likewise.
18878 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
18880 PR rtl-optimization/53373
18881 * caller-save.c (save_call_clobbered_regs): Look into a possible
18882 PARALLEL manually rather than using single_set on a call insn.
18884 2012-05-21 Jakub Jelinek <jakub@redhat.com>
18886 PR tree-optimization/53436
18887 * omp-low.c (omp_build_component_ref): New function.
18888 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
18890 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
18892 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
18894 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
18895 Do not print '.' here. Output operand lossage error for unhandled
18900 <case 'z'>: Hardcode "code" argument into error strings.
18902 <case 'D'>: Merge AVX and non-AVX codes.
18903 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
18904 Update call to put_condition_code.
18906 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
18908 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
18910 (clzsi2): New expander.
18911 (*clzsi2_68k): New insn.
18912 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
18914 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
18916 * gimple.h (gimple_set_in_transaction): Remove.
18917 (gimple_in_transaction): Look in BB instead.
18918 (gimple_statement_base): Remove in_transaction field.
18919 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
18920 * trans-mem.c (compute_transaction_bits): Place transaction bit
18921 information into basic blocks.
18923 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
18925 * expr.c (get_def_for_expr_class): Define only if
18926 HAVE_conditional_move.
18927 (convert_tree_comp_to_rtx): Likewise.
18929 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
18932 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
18934 (ffssi2_no_cmove): Ditto.
18935 (*ffs<mode>_1): Remove insn pattern.
18936 (*tzcnt<mode>_1): New insn pattern.
18937 (*bsf<mode>1): Ditto.
18939 2012-05-21 Richard Guenther <rguenther@suse.de>
18941 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
18942 more referenced vars.
18943 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
18944 flag on variables that have a var-annotation.
18946 2012-05-21 Joseph Myers <joseph@codesourcery.com>
18949 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
18950 from folded operands before wrapping another around the
18951 conditional expression.
18953 2012-05-21 Jakub Jelinek <jakub@redhat.com>
18955 PR tree-optimization/53366
18956 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
18957 tests if complex_numbers == 2, but there are non-complex number loads
18960 PR tree-optimization/53409
18961 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
18962 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
18964 PR tree-optimization/53410
18965 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
18966 instead of build_int_cst (type, 0) where vector types might be
18967 involved. Instead of build_int_cst (type, 1) convert the original
18968 integer_onep argument to the desired type.
18970 2012-05-21 Michael Matz <matz@suse.de>
18972 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
18973 (simplify_test_exp): Handle one more case of distributive law,
18974 decrease cost threshold.
18975 (tests_attr_p, get_attr_order): New functions.
18976 (optimize_attrs): Use topological order, inline only cheap values.
18977 (write_attr_set): Reset our_known_true after some time.
18979 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
18982 * config/i386/i386.c (type_natural_mode): Warn passing SSE
18983 vector argument without SSE enabled changes the ABI.
18985 2012-05-21 Richard Guenther <rguenther@suse.de>
18987 PR tree-optimization/53408
18988 * tree-vect-loop.c (vectorizable_induction): Properly check
18989 the restriction that we cannot handle induction results from
18990 the inner loop outside of the outer loop.
18992 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
18995 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
18996 (UNSPECV_RDRAND): This.
18997 (rdrand<mode>_1): Updated.
18999 2012-05-21 Richard Guenther <rguenther@suse.de>
19001 * tree-loop-distribution.c (can_generate_builtin): Reject
19004 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
19006 * Makefile.in (options.c): Add options.h to included header
19007 files, before tm.h.
19009 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
19011 * tree-parloops.c : Add myself to contributors, update
19012 TODO list, add link to wiki.
19014 2012-05-21 Alan Modra <amodra@gmail.com>
19016 * config/rs6000/predicates.md (input_operand): Don't match
19017 constant pool addresses. Remove label_ref, high and plus from
19018 match_code list. Remove redundant CONSTANT_P test.
19019 (splat_input_operand): Similarly update match_code list.
19020 (small_toc_ref): New predicate.
19021 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
19022 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
19023 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
19024 register checks to..
19025 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
19026 generated by create_TOC_reference.
19027 (rs6000_legitimize_address): Update cerate_TOC_reference call.
19028 (rs6000_delegitimize_address): Handle new rtl for toc refs.
19029 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
19030 (use_toc_relative_ref): New function, split out from..
19031 (rs6000_emit_move): ..here. Remove redundant tests. Update
19032 create_TOC_reference calls.
19033 (rs6000_legitimize_reload_address): Formatting. Handle splitting
19034 of medium/large model toc addresses. Use use_toc_relative_ref.
19035 (print_operand): Formatting, style. Adjust for toc changes.
19036 (print_operand_address): Likewise.
19037 (rs6000_output_addr_const_extra): Likewise.
19038 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
19039 than a PLUS. Use this formulation for both high and low part
19040 of -mcmodel=medium/large toc reference too. Before reload,
19041 always use the small model formulation.
19042 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
19043 a PLUS in high part of addresses here.
19044 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
19045 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
19046 (largetoc_high, largetoc_low): Move earlier. Cope when no
19047 base reg available.
19048 (largetoc_high_plus): New insn.
19049 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
19050 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
19051 (tocref): ..instead do so here, new insn and split.
19053 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
19055 * config/i386/driver-i386.c (host_detect_local_cpu): Support
19056 RDRND, F16C and FSGSBASE.
19058 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19060 PR rtl-optimzation/53373
19061 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
19062 call pattern. Update split patterns.
19063 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
19064 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
19066 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
19068 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
19071 2012-05-18 Jan Hubicka <jh@suse.cz>
19073 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
19074 (cgraph_process_new_functions): Process also aliases.
19075 * lto-streamer-out.c (struct sets): Remove.
19076 (trivally_defined_alias): Remove.
19077 (output_alias_pair_p): Remove.
19078 (output_unreferenced_globals): Remove.
19079 (produce_symtab); Do not handle alias pairs.
19080 (produce_asm_for_decls): Likewise.
19081 * lto-streamer-in.c (input_alias_pairs): Remove.
19082 (lto_read_body): Do not input alias pairs.
19083 (lto_input_constructors_and_inits): Remove.
19085 2012-05-18 Jan Hubicka <jh@suse.cz>
19087 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
19090 2012-05-18 Jan Hubicka <jh@suse.cz>
19092 * cgraphbuild.c (record_reference): Update.
19093 * lto-cgraph.c (lto_output_varpool_node): External vars
19094 are not in other partition even if they are not output
19095 in current partition.
19096 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
19098 (canonicalize_constructor_val): Take FROM_DECL argument.
19099 (fold_ctor_reference, fold_string_cst_ctor_reference,
19100 fold_array_ctor_reference, fold_nonarray_ctor_reference,
19101 fold_ctor_reference): Likewise.
19102 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
19103 * gimple.h (gimple_fold_builtin): Likewise.
19105 2012-05-18 Olivier Hainque <hainque@adacore.com>
19107 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
19108 $(libsubdir) as libexecsubdir.
19110 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19112 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
19113 relied on signed overflow behavior.
19115 2012-05-18 Richard Guenther <rguenther@suse.de>
19117 PR tree-optimization/53346
19118 * tree-loop-distribution.c (ldist_gen): Make sure to apply
19119 builtin transform even when only a single partition with
19120 all reads/writes exists.
19122 2012-05-18 Richard Guenther <rguenther@suse.de>
19124 PR tree-optimization/53390
19125 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
19128 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19130 * tree-ssa-reassoc.c (bip_map): Remove decl.
19131 (completely_remove_stmt): Remove function.
19132 (remove_def_if_absorbed_call): Remove function.
19133 (remove_visited_stmt_chain): Remove __builtin_powi handling.
19134 (possibly_move_powi): Remove function.
19135 (rewrite_expr_tree): Remove calls to possibly_move_powi.
19136 (rewrite_expr_tree_parallel): Likewise.
19137 (attempt_builtin_powi): Build multiplies explicitly rather than
19138 relying on the ops vector and rank system.
19139 (transform_stmt_to_copy): New function.
19140 (transform_stmt_to_multiply): Likewise.
19141 (reassociate_bb): Handle leftover operations after __builtin_powi
19142 optimization; build a final multiply if necessary.
19144 2012-05-18 Jan Hubicka <jh@suse.cz>
19146 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
19147 (mark_functions_to_output): Fix sanity check.
19148 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
19150 2012-05-18 Richard Guenther <rguenther@suse.de>
19152 * tree-flow.h (mark_symbols_for_renaming): Remove.
19153 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
19154 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
19155 (copy_debug_stmt): Likewise.
19156 (expand_call_inline): Likewise.
19157 (declare_return_variable): Mark the return variable for renaming
19160 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
19162 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
19164 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
19165 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
19166 (ashrdi3,lshrdi3): Likewise.
19167 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
19169 2012-05-18 Meador Inge <meadori@codesourcery.com>
19171 PR rtl-optimization/53352
19172 * cse.c (equiv_constant): Ignore paradoxical subregs.
19174 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
19176 PR rtl-optimization/53125
19177 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
19178 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
19179 die in the basic block. Correctly top off REG_FREQ and
19180 REG_FREQ_CALLS_CROSSED.
19182 (regstat_compute_ri): Allocate and free local_live_last_luid.
19184 (regstat_bb_compute_calls_crossed): Correctly top off
19185 REG_FREQ_CALLS_CROSSED.
19187 2012-05-17 Jan Hubicka <jh@suse.cz>
19189 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
19190 constructor over decl without.
19191 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
19192 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
19193 * cgraphunit.c (process_function_and_variable_attributes): Finalize
19195 (mark_functions_to_output): Also accept bodies for functions with
19197 (output_in_order): Skip external vars.
19198 * lto-cgraph.c (lto_output_node): External functions are never in other
19200 (lto_output_varpool_node): Likewise.
19201 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
19202 forgotten initializers.
19203 * ipa.c (process_references): Handle external vars.
19204 (symtab_remove_unreachable_nodes): Update to handle external vars.
19205 (varpool_externally_visible_p): External vars are externally visible.
19206 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
19207 * varpool.c (varpool_remove_node): Remove constructor.
19208 (decide_is_variable_needed): Handle externals.
19209 (varpool_remove_unreferenced_decls): Likewise.
19211 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
19213 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
19214 (enable_warning_as_error): Do not special case Wuninitialized.
19215 * optc-gen.awk: Add sanity checks.
19217 2012-05-17 Jan Hubicka <jh@suse.cz>
19219 * ipa-reference.c (is_proper_for_analysis): Do not check flags
19220 that might change as result of global optimization.
19221 (analyze_function): Do not check analyzed and externally_visible
19222 flags; be happy about address dereferences.
19223 (propagate): Prune all_module_statics so it really contains just
19224 statics; prune all the local summaries.
19225 (ipa_reference_write_optimization_summary): Simplify.
19227 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
19229 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
19230 * config/m68k/m68k-tables.opt: Regenerated.
19231 * doc/invoke.texi (M680x0 Options): Document.
19233 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
19234 Patrick Marlier <patrick.marlier@gmail.com>
19236 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
19239 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
19241 * configure: Regenerated.
19243 2012-05-16 Andrew Pinski <apinski@cavium.com>
19245 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
19248 2012-05-16 David S. Miller <davem@davemloft.net>
19250 * jump.c (delete_related_insns): If we remove a CALL, make sure
19251 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
19253 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19255 PR tree-optimization/53217
19256 * tree-ssa-reassoc.c (bip_map): New static variable.
19257 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
19258 (attempt_builtin_powi): Save feeding multiplies on a stack.
19259 (reassociate_bb): Create and destroy bip_map.
19261 2012-05-16 Olivier Hainque <hainque@adacore.com>
19263 * Makefile.in (install-no-fixedincludes): New target, former toplevel
19264 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
19265 Add comments and improve stamp preservation across the whole sequence.
19266 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
19268 2012-05-16 Richard Guenther <rguenther@suse.de>
19270 * tree-inline.c (insert_init_stmt): Do not call
19271 mark_symbols_for_renaming.
19272 (setup_one_parameter): Avoid initializing unused parameters.
19273 (declare_return_variable): Properly handle DECL_BY_REFERENCE
19274 return vars in SSA form.
19276 2012-05-16 Richard Guenther <rguenther@suse.de>
19278 * tree-flow.h (get_virtual_var): Remove.
19279 * tree-dfa.c (get_virtual_var): Likewise.
19281 2012-05-16 Richard Guenther <rguenther@suse.de>
19283 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
19284 Remove set-only bitmap of new names.
19285 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
19287 * tree-flow.h (ssa_names_to_replace): Remove.
19288 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
19290 2012-05-16 Richard Guenther <rguenther@suse.de>
19292 PR tree-optimization/53364
19293 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
19294 detect a view-conversion of the decl.
19296 2012-05-16 Dodji Seketeli <dodji@redhat.com>
19298 PR preprocessor/7263
19299 * c-tree.h (enum c_declspec_word): Declare new enum.
19300 (struct c_declspecs::locations): New member.
19301 (declspecs_add_qual, declspecs_add_scspec)
19302 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
19303 location parameter.
19304 * c-decl.c (build_null_declspecs): Initialize the new struct
19305 c_declspecs::locations member.
19306 (declspecs_add_addrspace): Take a location parameter for the
19307 address space. Store it onto declaration specifiers.
19308 (declspecs_add_qual): Likewise, take a location parameter for the
19310 (declspecs_add_type): Likewise, take a location parameter for the
19312 (declspecs_add_scspec): Likewise, take a location parameter for
19313 the storage class specifier.
19314 (declspecs_add_attrs): Likewise, take a location parameter for the
19316 (declspecs_add_alignas): Likewise, take a location parameter for
19318 (finish_declspecs): For diagnostics, use the location of the
19319 relevant declspec, instead of the global input_location.
19320 * c-parser.c (c_parser_parameter_declaration): Pass the precise
19321 virtual location of the declspec to the declspecs-setters.
19322 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
19325 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
19327 * configure.ac: Stack protector enabling for Android targets.
19328 * configure: Regenerate.
19330 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
19332 * ira.c (pseudo_move_insn): Delete.
19333 (find_moveable_pseudos): Don't set it.
19334 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
19335 the definitions of the original pseudo. Delete all of them.
19337 2012-05-16 Olivier Hainque <hainque@adacore.com>
19339 * config/rs6000/rs6000-opts.h (enum processor_type): Add
19341 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
19342 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
19343 * config/rs6000/8540.md: indicate that the units/patterns apply to
19346 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
19347 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
19348 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
19349 related flags, check that what is queried is supported by the selected
19350 configuration. Rework the single/double_float and MASK_STRING resets to
19351 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
19352 costs for PROCESSOR_PPC8548 as well.
19353 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
19354 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
19355 statement instead of a sequence of ifs.
19357 * config/rs6000/rs6000.h (TARGET_E500): Remove.
19358 (TARGET_NO_LWSYNC): Adjust accordingly.
19359 * config/rs6000/e500.h (TARGET_E500): Remove.
19360 (CHECK_E500_OPTIONS): Adjust accordingly.
19361 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
19362 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
19363 * config/rs6000/linuxspe.h: Likewise.
19364 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
19365 superfluous comments.
19366 * config/rs6000/e500-double.h: Remove.
19368 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
19369 default to with_cpu=8548 if --enable-e500-double, and to 8540
19371 (set misc flags section): For powerpc*|rs6000*, remove inclusion
19372 of e500-double.h for --enable-e500-double.
19374 2012-05-16 Olivier Hainque <hainque@adacore.com>
19376 * Makefile.in (s-header-vars): Resort to -n instead of trailing
19377 -e d in sed invocation.
19379 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
19381 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
19383 * doc/tm.texi: Regenerate.
19385 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
19387 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
19389 2012-05-15 Jakub Jelinek <jakub@redhat.com>
19392 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
19393 that operands[2] is either immediate, or q_regs_operand.
19395 2012-05-15 Richard Guenther <rguenther@suse.de>
19397 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
19398 (assemble_thunk): Likewise. Manually rename and register
19399 function arguments.
19401 2012-05-15 Richard Guenther <rguenther@suse.de>
19403 PR tree-optimization/53355
19404 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
19407 2012-05-15 Tristan Gingold <gingold@adacore.com>
19409 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
19411 2012-05-15 Richard Guenther <rguenther@suse.de>
19413 * gimple.c (gimple_set_modified): Move ...
19414 * gimple.h (gimple_set_modified): ... here.
19416 2012-05-15 Tristan Gingold <gingold@adacore.com>
19418 * ira-color.c (move_spill_restore): Add a guard.
19420 2012-05-15 Tristan Gingold <gingold@adacore.com>
19422 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
19425 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
19427 * gimplify.c (gimplify_init_constructor): Do a block move for very
19428 small objects as well.
19430 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
19432 * ira.c (find_moveable_pseudos): Skip registers whose
19433 DF_REG_EQ_USE_COUNT is nonzero.
19435 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19437 * doc/md.texi (fma): Define to only be applicable for single rounding.
19439 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
19442 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
19443 generate target register for "load" class builtins.
19446 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
19449 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
19450 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
19451 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
19452 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
19453 (<sse>_movu<ssemodesuffix>): New expander.
19454 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
19455 (avx_movdqu<avxmodesuffix>): New expander.
19456 (*sse2_movdqu): Rename from sse2_movdqu.
19457 (sse2_movdqu): New expander.
19459 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
19462 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
19463 (canonicalize_perm): ... new function.
19464 (expand_vec_perm_2vperm2f128_vshuf): New function.
19465 (ix86_expand_vec_perm_const_1): Call it.
19467 2012-05-14 Andrew Pinski <apinski@cavium.com>
19468 H.J. Lu <hongjiu.lu@intel.com>
19469 Jakub Jelinek <jakub@redhat.com>
19472 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
19475 2012-05-14 Jakub Jelinek <jakub@redhat.com>
19477 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
19478 lineno 1 the same as lineno 0 before first start file directive.
19479 (optimize_macinfo_range): Likewise.
19481 * dwarf2out.c (have_macinfo): Define.
19482 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
19483 attribute, don't force empty compilation unit and don't emit any
19484 .debug_macinfo/.debug_macro section if macinfo_table is empty.
19486 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
19489 * config/avr/avr.c (avr_const_address_lo16): Remove.
19490 (avr_assemble_integer): Print ".byte lo8(x)",
19491 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
19492 .warning if 3-byte address is assembled.
19493 * doc/extend.texi (AVR Named Address Spaces): Document that
19494 binutils 2.23 is needed to assemble 3-byte addresses.
19496 2012-05-14 Richard Guenther <rguenther@suse.de>
19498 * tree-vect-data-refs.c (vect_setup_realignment): Remove
19499 call to mark_symbols_for_renaming.
19500 (vect_permute_load_chain): Likewise.
19501 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
19502 instead of calling mark_symbols_for_renaming.
19503 * tree-vect-stmts.c (read_vector_array): Remove call to
19504 mark_symbols_for_renaming.
19505 (write_vector_array): Likewise.
19506 (vectorizable_call): Likewise.
19507 (vectorizable_store): Likewise.
19508 (vectorizable_load): Likewise.
19509 * matrix-reorg.c (transform_allocation_sites): Likewise.
19510 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
19511 (create_expression_by_pieces): Likewise.
19513 2012-05-14 Richard Guenther <rguenther@suse.de>
19515 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
19516 of statements for renaming.
19517 (force_gimple_operand_1): Likewise, consistently for both
19518 calls to force_gimple_operand and force_gimple_operand_gsi.
19520 2012-05-14 Richard Guenther <rguenther@suse.de>
19522 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
19523 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
19525 (expand_omp_for): Likewise.
19526 (expand_omp_for_generic): Adjust conditional add to referenced vars.
19527 Use make_rename_temp for temporaries that should be rewritten into
19529 (expand_omp_for_static_nochunk): Likewise.
19530 (expand_omp_atomic_pipeline): Likewise.
19532 2012-05-14 Richard Guenther <rguenther@suse.de>
19534 PR tree-optimization/53331
19535 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
19537 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
19539 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
19542 * doc/options.texi: (LangEnabledBy): Document it.
19543 * optc-gen.awk: Handle LangEnabledBy.
19544 * opth-gen.awk: Generate declaration for lang-specific functions.
19545 * opt-read.awk: Record lang numbers.
19546 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
19547 (lang_sanitized_name): New.
19549 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
19551 * attribs.c (decl_attributes): Avoid emitting a warning if
19552 ATTR_FLAG_BUILT_IN.
19553 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
19554 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
19555 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
19556 define a string "1".
19557 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
19558 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
19559 BUILT_IN_STRCPY): Use it for these functions.
19560 * postreload.c (reload_combine): Deal with SETs inside
19561 CALL_INSN_FUNCTION_USAGE.
19562 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
19563 Look for REG_RETURNED notes and use a cheap restore if possible.
19564 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
19565 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
19566 * ira-build.c (ira_create_allocno, create_cap_allocno,
19567 propagate_allocno_info, propagate_some_info_from_allocno,
19568 copy_info_to_removed_store_destination, ira_flattening): Handle it.
19569 * ira-lives.c (pseudo_regno_single_word_and_live_p,
19570 find_call_crossed_cheap_reg): New static functions.
19571 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
19572 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
19573 a REG_RETURNED note in that case.
19574 * ira.c (setup_reg_renumber): Change assert to allow cases where
19575 allocnos only cross calls for which they are cheap to restore.
19576 * ira-costs.c (ira_tune_allocno_costs): Compare
19577 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
19579 * reg-notes.def (REG_RETURNED): New note.
19580 * cse.c (cse_insn): Likewise.
19581 * sched-deps.c (sched_analyze_insn): Likewise.
19582 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
19583 * calls.c (decl_return_flags): New static function.
19584 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
19585 functions that return one of their arguments.
19586 * regcprop.c (struct kill_set_value_data): New.
19587 (kill_set_value): Interpret data as a pointer to such a struct.
19588 Do nothing if the caller wants the register to be ignored.
19589 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
19591 2012-05-14 Richard Guenther <rguenther@suse.de>
19593 PR tree-optimization/53340
19594 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
19596 2012-05-14 Richard Guenther <rguenther@suse.de>
19598 * gimplify.c (gimplify_expr): Remove odd code.
19600 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
19602 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
19603 into a PLUS_EXPR byte offset.
19605 * tree-ssa-pre.c (can_value_number_call): Delete.
19606 (compute_avail): Skip all statements with side effects.
19607 <GIMPLE_CALL>: Skip calls to internal functions.
19609 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
19611 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
19613 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
19615 * common.opt (Wtype-limits): Use EnabledBy.
19617 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
19619 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
19620 (pushtf splitter): Ditto.
19622 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
19623 (<code>tf2): Enable for TARGET_SSE.
19624 (*absnegtf2_sse): Ditto.
19625 (copysign<mode>3): Enable TFmode for TARGET_SSE.
19626 (copysign<mode>3_const): Ditto.
19627 (copysign<mode>3_var): Ditto.
19628 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
19629 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
19630 (*<code>tf3): Ditto.
19631 * config/i386/i386.c (struct builtin_description bdesc_args)
19632 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
19633 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
19634 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
19635 Emit a normal call if SSE isn't available.
19637 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
19639 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
19640 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
19641 (<code><mode>3): Ditto.
19642 (*andnot<mode>3): Ditto.
19643 (*andnottf3): Ditto.
19644 (*<code><mode>3): Ditto.
19645 (<code>tf3): Ditto.
19647 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
19649 * optc-gen.awk: Error instead of warning for conflicting help.
19651 2012-05-12 Jason Merrill <jason@redhat.com>
19654 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
19657 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
19659 * function.c (requires_stack_frame_p): If the function can throw
19660 non-call exceptions, return true if the insn can throw internally.
19662 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
19664 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
19666 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
19668 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
19669 ORDERED and UNORDERED conditions.
19671 2012-05-11 Richard Guenther <rguenther@suse.de>
19673 * tree-flow.h (referenced_var_check_and_insert): Remove.
19674 (find_new_referenced_vars): Likewise.
19675 * tree-dfa.c (referenced_var_check_and_insert): Make static.
19676 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
19677 * tree-inline.c (copy_bb): Use find_referenced_vars_in
19678 instead of find_new_referenced_vars.
19679 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
19681 2012-05-11 Richard Guenther <rguenther@suse.de>
19683 * tree-pass.h (pass_rest_of_compilation,
19684 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
19686 * passes.c (pass_all_optimizations, pass_postreload,
19687 pass_all_early_optimizations): Make static.
19688 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
19689 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
19690 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
19691 (delete_tree_ssa): Do not call fini_phinodes.
19692 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
19694 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
19697 * doc/options.texi (EnabledBy): Document
19698 * opts.c: Include opts.h and options.h before tm.h.
19699 (finish_options): Do not handle some sub-options here...
19700 (common_handle_option): ... instead call common_handle_option_auto
19702 * optc-gen.awk: Handle EnabledBy.
19703 * opth-gen.awk: Declare common_handle_option_auto.
19704 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
19705 (Wmaybe-uninitialized): Likewise.
19706 (Wunused-but-set-variable): Likewise.
19707 (Wunused-function): Likewise.
19708 (Wunused-label): Likewise.
19709 (Wunused-value): Likewise.
19710 (Wunused-variable): Likewise.
19711 * opt-read.awk: Create opt_numbers array.
19713 2012-05-11 Richard Guenther <rguenther@suse.de>
19715 PR tree-optimization/53295
19716 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
19718 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
19719 strides when analyzing data-references in a loop context.
19720 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
19721 non-constant strides for now.
19722 (vect_enhance_data_refs_alignment): Ignore data references
19723 that are strided loads.
19724 (vect_analyze_data_ref_access): Handle non-constant strides.
19725 (vect_check_strided_load): Verify the data-reference is a load.
19726 (vect_analyze_data_refs): Restructure to make strided load
19727 support not dependent on gather support.
19728 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
19729 when doing strided or gather loads.
19730 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
19731 integer_zerop to compare stride with zero.
19733 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
19735 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
19737 2012-05-11 Jan Hubicka <jh@suse.cz>
19740 * varpool.c (varpool_assemble_decl): Also output constat pool entries
19741 that output_constant_pool missed.
19743 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
19745 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
19746 MULTILIB_EXTRA_OPTS.
19748 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
19751 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
19753 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
19755 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
19756 optimization for TARGET_AVX.
19757 (*movti_internal_sse): Ditto.
19758 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
19759 (*movdi_internal): Ditto.
19760 (*movsi_internal): Ditto.
19761 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
19762 (*movdf_internal_rex64): Ditto.
19763 (*movfd_internal): Ditto.
19764 (*movsf_internal): Ditto.
19765 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
19767 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
19769 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
19770 reference as size attribute.
19772 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
19773 Tristan Gingold <gingold@adacore.com>
19775 * doc/md.texi (Standard Names): Document probe_stack_address.
19776 * explow.c (emit_stack_probe): Handle probe_stack_address.
19777 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
19778 (UNSPECV_PROBE_STACK_RANGE): Likewise.
19779 (probe_stack_address): New insn.
19780 (probe_stack_range): Likewise.
19781 * config/ia64/ia64.c: Include common/common-target.h.
19782 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
19783 checking is enabled.
19784 (ia64_emit_probe_stack_range): New function.
19785 (output_probe_stack_range): Likewise.
19786 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
19787 builtin stack checking is enabled.
19788 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
19789 and UNSPECV_PROBE_STACK_ADDRESS.
19790 (unknown_for_bundling_p): New predicate.
19791 (group_barrier_needed): Use important_for_bundling_p.
19792 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
19793 (issue_nops_and_insn): Likewise.
19794 (bundling): Likewise.
19795 (final_emit_insn_group_barriers): Likewise.
19796 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
19797 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
19798 (STACK_CHECK_PROTECT): Likewise.
19799 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
19801 2012-05-10 Jan Hubicka <jh@suse.cz>
19803 * ipa-inline.c (update_all_callee_keys): Remove.
19804 (inline_small_functions): Simplify priority updating.
19806 2012-05-10 Jan Hubicka <jh@suse.cz>
19808 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
19810 2012-05-10 Jan Hubicka <jh@suse.cz>
19812 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
19813 (symtab_remove_unreachable_nodes): ... this one.
19814 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
19815 * cgraphunit.c (ipa_passes): Update.
19816 * cgraphclones.c (cgraph_materialize_all_clones): Update.
19817 * cgraph.c (cgraph_release_function_body): Only turn initial
19818 into error mark when initial was previously set.
19819 * ipa-inline.c (ipa_inline): Update.
19820 * ipa.c: Include ipa-inline.h
19821 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
19822 (enqueue_node): New function.
19823 (process_references): Update.
19824 (symtab_remove_unreachable_nodes): Cleanup.
19825 * passes.c (execute_todo, execute_one_pass): Update.
19827 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
19829 PR rtl-optimization/53125
19830 * ira.c (ira): Call find_moveable_pseudos and
19831 move_unallocated_pseudos if only ira_conflicts_p is true.
19833 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
19835 * config/i386/i386.md (*movoi_internal_avx): Handle
19836 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
19837 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
19838 (*movti_internal_sse): Ditto.
19839 (*movtf_internal): Ditto.
19840 * config/i386/sse.md (ssePSmode): New mode attribute.
19841 (*move<mode>_internal): Use ssePSmode.
19842 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
19843 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
19844 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
19845 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
19847 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
19849 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
19850 DECL_ORIGINAL_TYPE if it is present.
19852 2012-05-10 Nick Clifton <nickc@redhat.com>
19855 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
19856 a "0" constraint to being a (match_dup 0).
19858 2012-05-10 Richard Guenther <rguenther@suse.de>
19860 * stor-layout.c (byte_from_pos): Amend comment.
19862 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19864 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
19865 Document requirement to call in constructors.
19867 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
19869 2012-05-10 Richard Guenther <rguenther@suse.de>
19871 * tree.h (TYPE_IS_SIZETYPE): Remove.
19872 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
19873 (extract_muldiv_1): Likewise.
19874 * gimple.c (gtc_visit): Likewise.
19875 (gimple_types_compatible_p): Likewise.
19876 (iterative_hash_canonical_type): Likewise.
19877 (gimple_canonical_types_compatible_p): Likewise.
19878 * gimplify.c (gimplify_one_sizepos): Likewise.
19879 * print-tree.c (print_node): Likewise.
19880 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
19882 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
19885 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
19886 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
19887 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
19888 instead of xop_mulv2div2di3_low.
19889 (xop_p<macs>dql): Fix vec_select selector.
19890 (xop_p<macs>dqh): Ditto.
19891 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
19892 (xop_mulv2div2di3_high): Ditto.
19894 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
19897 * diagnostic.h (diagnostic_context): Add last_location.
19898 * diagnostic.c (diagnostic_initialize): Initialize it.
19899 (diagnostic_show_locus): Use it.
19901 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
19903 * doc/extend.texi (Function Attributes): Point xref to section
19906 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
19908 * config/i386/i386.c (*movdf_internal_rex64): Remove
19909 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
19910 Calculate "mode" attribute according to
19911 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
19912 (*movdf_internal): Ditto.
19914 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
19917 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
19918 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
19919 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
19920 or when optimizing for size.
19921 * config/i386/sse.md (*mov<mode>_internal): Remove
19922 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
19923 Calculate "mode" attribute according to optimize_function_for_size_p
19924 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
19925 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
19926 depending on the mode of the instruction. Calculate "mode" attribute
19927 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
19928 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
19929 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
19931 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
19934 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
19935 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
19936 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
19937 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
19938 (expand_prologue): Move initialization of cfun->machine->is_naked,
19939 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
19940 (avr_set_current_function): ...this new static function.
19941 (TARGET_SET_CURRENT_FUNCTION): New define.
19942 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
19943 checking attributes of current_function_decl.
19944 (avr_regs_to_save): Ditto.
19945 (signal_function_p): Rename to avr_signal_function_p.
19946 (interrupt_function_p): Rename to avr_interrupt_function_p.
19948 * doc/extend.texi (Function Attributes): Better explanation of
19949 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
19950 alphabetical order.
19952 2012-05-09 Michael Matz <matz@suse.de>
19954 PR tree-optimization/53185
19955 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
19956 peeling when we see strided loads.
19958 2012-05-09 Matthias Klose <doko@ubuntu.com>
19960 * gcc-ar.c (main): Don't check for execute bits for the plugin.
19962 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
19964 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
19965 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
19966 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
19967 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
19968 (USE_LOAD_POST_INCREMENT): Define.
19969 (USE_LOAD_PRE_INCREMENT): Define.
19970 (USE_LOAD_POST_DECREMENT): Define.
19971 (USE_LOAD_PRE_DECREMENT): Define.
19972 (USE_STORE_PRE_DECREMENT): Define.
19973 (USE_STORE_PRE_INCREMENT): Define.
19974 (USE_STORE_POST_DECREMENT): Define.
19975 (USE_STORE_POST_INCREMENT): Define.
19976 (arm_auto_incmodes): Add enumeration.
19977 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
19978 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
19980 2012-05-09 Jakub Jelinek <jakub@redhat.com>
19982 PR tree-optimization/53226
19983 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
19984 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
19985 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
19986 doesn't need to be revisited, look for earliest stmt with
19987 !gimple_plf (stmt, GF_PLF_1) if something changed.
19989 2012-05-09 Terry Guo <terry.guo@arm.com>
19991 * genmultilib: Update copyright dates.
19992 * doc/fragments.texi: Ditto.
19994 2012-05-09 Terry Guo <terry.guo@arm.com>
19996 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
19997 * genmultilib (MULTILIB_REQUIRED): New.
19998 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
20000 2012-05-09 Richard Guenther <rguenther@suse.de>
20002 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
20003 (vect_do_peeling_for_loop_bound): Likewise.
20004 (vect_do_peeling_for_alignment): Likewise.
20005 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
20006 (vect_do_peeling_for_loop_bound): Get check_profitability and
20007 threshold as parameters.
20008 (vect_do_peeling_for_alignment): Likewise.
20009 (vect_loop_versioning): Likewise.
20010 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
20011 and threshold here. Control where to put the check here.
20013 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
20015 PR middle-end/53249
20016 * dwarf2out.h (get_address_mode): Move declaration to...
20018 * dwarf2out.c (get_address_mode): Move definition to...
20019 * rtlanal.c: ...here.
20020 * var-tracking.c (get_address_mode): Delete.
20021 * combine.c (find_split_point): Use get_address_mode instead of
20022 targetm.addr_space.address_mode.
20023 * cselib.c (cselib_record_sets): Likewise.
20024 * dse.c (canon_address, record_store): Likewise.
20025 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
20026 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
20027 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
20028 (expand_expr_real_1): Likewise.
20029 * ifcvt.c (noce_try_cmove_arith): Likewise.
20030 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
20031 * reload.c (find_reloads): Likewise.
20032 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
20033 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
20035 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
20037 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
20038 information from the instruction produced.
20040 2012-05-09 Richard Guenther <rguenther@suse.de>
20042 * stor-layout.c (bit_from_pos): Document.
20043 (byte_from_pos): Likewise. Optimize.
20044 (pos_from_bit): Likewise.
20045 (normalize_offset): Use pos_from_bit instead of replicating it.
20047 2012-05-09 Alan Modra <amodra@gmail.com>
20050 * config/rs6000/rs6000.c (gen_frame_set): New function.
20051 (gen_frame_load, gen_frame_store): New functions.
20052 (rs6000_savres_rtx): Use the above.
20053 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
20054 Correct mode used for CR2 in save/restore_world patterns.
20055 Don't emit instructions for eh_return frame unwind reg info.
20057 2012-05-08 Jan Hubicka <jh@suse.cz>
20059 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
20061 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
20063 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
20065 (compile_file): Do not output variables.
20066 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
20068 * langhooks.c: Include timevar.h
20069 (write_global_declarations): Finalize compilation unit after wrapup;
20070 set timevars correctly.
20071 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
20072 not to be added to varpool.
20073 * varpool.c (varpool_assemble_decl): Sanity check that we are called
20074 only on cases where it makes sense; skip constant pool and value expr
20077 2012-05-08 David S. Miller <davem@davemloft.net>
20079 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
20080 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
20081 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
20083 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
20085 PR rtl-optimization/53278
20086 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
20087 speed_p code from earlier patch.
20089 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
20092 * config/sh/sh.md (*branch_true, *branch_false): New insns.
20094 2012-05-08 Teresa Johnson <tejohnson@google.com>
20096 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
20097 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
20099 2012-05-08 Jan Hubicka <jh@suse.cz>
20101 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
20102 (cgraph_create_node_1): Rename to ...
20103 (cgraph_create_empty_node): ... this one; export.
20104 (cgraph_create_node): Update.
20105 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
20106 (cgraph_create_edge_including_clones): Likewise.
20107 (cgraph_find_replacement_node): Likewise.
20108 (cgraph_clone_edge): Likewise.
20109 (cgraph_clone_node): Likewise.
20110 (clone_function_name): Likewise.
20111 (cgraph_create_virtual_clone): Likewise.
20112 (cgraph_remove_node_and_inline_clones): Likewise.
20113 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
20114 * cgraph.h: Reorder declarations so they match file of origin.
20115 (cgraph_create_empty_node): Declare.
20116 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
20117 (cgraph_copy_node_for_versioning): Likewise.
20118 (cgraph_function_versioning): Likewise.
20119 (cgraph_materialize_clone): Likewise.
20120 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
20121 (cgraph_materialize_all_clones): Likewise.
20122 * cgraphclones.c: New file.
20123 * Makefile.in: Update for cgraphclones.
20125 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
20128 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
20129 (ix86_rtx_costs): Handle SET.
20131 2012-05-08 Michael Matz <matz@suse.de>
20133 * basic-block.h (struct rtl_bb_info): Remove visited member and
20134 move head_ member to ...
20135 (struct basic_block_def.basic_block_il_dependent): ... the new
20136 member x, replacing but containing old member rtl.
20137 (enum bb_flags): New BB_VISITED flag.
20138 (BB_HEADER, BB_FOOTER): New macros.
20140 * jump.c (mark_all_labels): Adjust.
20141 * cfgcleanup.c (try_optimize_cfg): Adjust.
20142 * cfglayout.c (record_effective_endpoints): Adjust.
20143 (relink_block_chain): Ditto (and don't fiddle with visited).
20144 (fixup_reorder_chain): Adjust.
20145 (fixup_fallthru_exit_predecessor): Ditto.
20146 (cfg_layout_duplicate_bb): Ditto.
20147 * combine.c (update_cfg_for_uncondjump): Adjust.
20148 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
20149 (bb_visited_trace): New accessor.
20150 (mark_bb_visited): Move in front.
20151 (rotate_loop): Use bb_visited_trace.
20152 (find_traces_1_round): Ditto.
20153 (emit_barrier_after): Ditto.
20154 (copy_bb): Ditto, and initialize visited on resize.
20155 (reorder_basic_blocks): Initize visited member.
20156 (duplicate_computed_gotos): Clear bb flags at start, use
20159 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
20160 (rtl_verify_flow_info_1): Ditto.
20161 (cfg_layout_split_block): Ditto.
20162 (cfg_layout_delete_block): Ditto.
20163 (cfg_layout_merge_blocks): Ditto.
20164 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
20166 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
20169 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
20170 when a constant source operand matches an "I" constraint, the "no
20171 CC0 change" applies to a register-destination only, not a
20172 strict_low_part-destination.
20174 2012-05-08 Richard Guenther <rguenther@suse.de>
20176 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
20177 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
20179 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
20181 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
20183 * doc/avr-mmcu.texi: New auto-generated file.
20184 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
20185 to document all valid -mmcu= arguments.
20187 * config/avr/avr.h (arch_info_s): New struct definition.
20188 * config/avr/avr-devices.c (avr_texinfo): New variable.
20189 * config/avr/gen-avr-mmcu-texi.c: New file.
20190 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
20192 2012-05-08 Dehao Chen <dehao@google.com>
20194 * predict.c (find_qualified_ssa_name): New.
20195 (find_ssa_name_in_expr): New.
20196 (find_ssa_name_in_assign_stmt): New.
20197 (is_comparison_with_loop_invariant_p): New.
20198 (is_bound_expr_similar): New.
20199 (predict_iv_comparison): New.
20200 (predict_loops): Add heuristic for loop-nested branches that compare an
20201 induction variable to a loop bound variable.
20202 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
20204 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
20206 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
20207 TARGET_BDVER2 defines where appropriate.
20209 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
20211 * configure.ac (PLUGIN_LD): Rename into...
20212 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
20213 * config.in: Regenerate.
20214 * configure: Likewise.
20215 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
20217 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
20219 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
20220 computation using the precision of the index type.
20221 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
20222 (fold_array_ctor_reference): Do index computations in the index type.
20224 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
20226 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
20227 down to plus_constant.
20228 (expand_epilogue): Ditto.
20230 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
20232 * postreload.c (reload_cse_regs): Make static.
20233 * reload.h (reload_cse_regs): Remove prototype.
20235 2012-05-07 Richard Henderson <rth@redhat.com>
20237 * config/alpha/alpha.md (clear_cache): New pattern.
20239 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
20241 PR middle-end/53245
20242 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
20243 is folded to a type boundary value, verify that the resulting case
20244 label is still a care range.
20246 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
20248 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
20249 only for TARGET_GENERIC, when not optimizing for size.
20250 (*ffs<mode>_1): Ditto.
20252 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
20254 * tree-cfg.c (verify_gimple_switch): Tighten checks.
20256 2012-05-07 Jakub Jelinek <jakub@redhat.com>
20258 PR tree-optimization/53239
20259 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
20260 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
20262 2012-05-07 Richard Guenther <rguenther@suse.de>
20264 PR tree-optimization/53195
20265 * tree-inline.c (setup_one_parameter): Properly add referenced
20266 vars from the parameters new known value.
20268 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
20270 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
20271 (sched_branch_type): Remove.
20272 (m68k_sched_md_init_global): Don't allocate it.
20273 (m68k_sched_md_finish_global): Don't free it.
20274 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
20275 * config/m68k/m68k.md: Set the type of insns using
20276 m68k_sched_branch_type to bcc directly.
20278 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20280 * config/sol2.c (solaris_override_options): New function.
20281 * config/sol2-protos.h (solaris_override_options): Declare.
20282 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
20284 2012-05-07 Richard Guenther <rguenther@suse.de>
20286 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
20287 whether we failed to compute data dependences.
20288 (loop_prefetch_arrays): Fail if we failed.
20290 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
20291 Paolo Bonzini <bonzini@gnu.org>
20293 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
20294 Emit bsf when optimizing for size.
20295 (*ffs<mode>_1): Ditto.
20297 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
20300 * config/sh/sh.c (sh_rtx_costs): Handle SET.
20302 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
20305 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
20306 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
20307 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
20309 (*bswapdi2_doubleword): New insn pattern.
20310 (*bswap<mode>2): Rename from *bswap<mode>2_1.
20312 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
20314 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
20315 (mips_set_reg_reg_cost): Likewise.
20316 (mips_rtx_costs): Handle SET.
20318 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
20320 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
20321 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
20322 to compute the cost of moves. Set the mode of the target register.
20324 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
20326 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
20327 plus_constant function.
20328 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
20329 that the mode is sensible.
20330 (use_anchored_address, round_push, allocate_dynamic_stack_space)
20331 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
20334 * alias.c (canon_rtx): Likewise.
20335 (init_alias_analysis): Likewise.
20336 * builtins.c (expand_builtin_return_addr)
20337 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
20338 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
20339 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
20340 (expand_builtin_stpcpy): Likewise.
20341 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
20342 (compute_argument_addresses, internal_arg_pointer_based_exp)
20343 (expand_call, emit_library_call_value_1): Likewise.
20344 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
20345 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
20346 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
20347 * cse.c (insert_const_anchor, find_reg_offset_for_const)
20348 (use_related_value, fold_rtx): Likewise.
20349 * cselib.c (cselib_subst_to_values): Likewise.
20350 * dse.c (record_store, check_mem_read_rtx): Likewise.
20351 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
20352 * emit-rtl.c (adjust_address_1): Likewise.
20353 * except.c (sjlj_emit_function_enter)
20354 (expand_builtin_extract_return_addr)
20355 (expand_builtin_frob_return_addr): Likewise.
20356 * expmed.c (expand_divmod): Likewise.
20357 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
20358 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
20359 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
20360 * function.c (assign_stack_local_1)
20361 (instantiate_virtual_regs_in_rtx): Likewise.
20362 * optabs.c (prepare_cmp_insn): Likewise.
20363 * recog.c (offsettable_address_addr_space_p): Likewise.
20364 * reload.c (find_reloads_address, form_sum)
20365 (find_reloads_subreg_address): Likewise.
20366 * reload1.c (init_reload, eliminate_regs_1)
20367 (eliminate_regs_in_insn): Likewise.
20368 * simplify-rtx.c (simplify_unary_operation_1)
20369 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
20370 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
20371 (vt_add_function_parameter): Likewise.
20373 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
20374 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
20375 * config/alpha/alpha.c (alpha_legitimize_address_1)
20376 (get_unaligned_address, alpha_expand_unaligned_load)
20377 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
20378 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
20379 (alpha_expand_builtin_establish_vms_condition_handler)
20380 (alpha_setup_incoming_varargs, emit_frame_store_1)
20381 (alpha_expand_prologue, alpha_expand_epilogue)
20382 (alpha_use_linkage): Likewise.
20383 * config/alpha/alpha.md: Likewise.
20385 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
20386 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
20387 (thumb_legitimize_address, arm_gen_load_multiple_1)
20388 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
20389 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
20390 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
20391 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
20392 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
20393 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
20394 (thumb_expand_movmemqi, arm_set_return_address)
20395 (thumb_set_return_address): Likewise.
20396 * config/arm/arm.md: Likewise.
20398 * config/avr/avr.c (avr_incoming_return_addr_rtx)
20399 (avr_prologue_setup_frame, expand_epilogue)
20400 (avr_const_address_lo16): Likewise.
20402 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
20403 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
20404 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
20405 (bfin_output_mi_thunk): Likewise.
20407 * config/c6x/c6x.c (c6x_initialize_trampoline)
20408 (c6x_output_mi_thunk): Likewise.
20410 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
20411 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
20413 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
20414 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
20415 (cris_emit_movem_store, cris_trampoline_init): Likewise.
20416 * config/cris/cris.md: Likewise.
20418 * config/darwin.c (machopic_indirect_data_reference)
20419 (machopic_legitimize_pic_address): Likewise.
20421 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
20422 (epiphany_expand_prologue, epiphany_expand_epilogue)
20423 (epiphany_trampoline_init): Likewise.
20424 * config/epiphany/epiphany.md: Likewise.
20426 * config/fr30/fr30.c (fr30_move_double): Likewise.
20428 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
20429 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
20430 (frv_index_memory, unspec_got_name, frv_find_base_term)
20431 (frv_output_dwarf_dtprel): Likewise.
20433 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
20434 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
20436 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
20437 * config/i386/i386.c (setup_incoming_varargs_64)
20438 (setup_incoming_varargs_ms_64, choose_baseaddr)
20439 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
20440 (ix86_emit_probe_stack_range, ix86_expand_prologue)
20441 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
20442 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
20443 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
20444 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
20445 (x86_output_mi_thunk): Likewise.
20446 * config/i386/i386.md: Likewise.
20448 * config/ia64/ia64.c (ia64_expand_load_address)
20449 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
20450 (do_spill, ia64_trampoline_init): Likewise.
20452 * config/iq2000/iq2000.c (iq2000_va_start)
20453 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
20454 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
20455 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
20457 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
20459 * config/m32c/m32c.c (m32c_return_addr_rtx)
20460 (m32c_expand_insv): Likewise.
20462 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
20463 (m32r_legitimize_pic_address, m32r_print_operand)
20464 (m32r_print_operand_address): Likewise.
20466 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
20467 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
20468 (EH_RETURN_HANDLER_RTX): Likewise.
20469 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
20470 (m68k_expand_epilogue, legitimize_pic_address)
20471 (m68k_output_mi_thunk): Likewise.
20472 * config/m68k/m68k.md: Likewise.
20474 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
20475 (mcore_expand_epilog): Likewise.
20476 * config/mcore/mcore.md: Likewise.
20478 * config/mep/mep.c (mep_allocate_initial_value)
20479 (mep_expand_prologue, mep_expand_epilogue): Likewise.
20481 * config/microblaze/microblaze.c (double_memory_operand)
20482 (microblaze_block_move_loop): Likewise.
20484 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
20485 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
20486 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
20487 (mips_expand_prologue, mips_epilogue_set_cfa)
20488 (mips_expand_epilogue): Likewise.
20489 * config/mips/mips.md: Likewise.
20491 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
20492 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
20494 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
20495 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
20497 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
20498 (EH_RETURN_HANDLER_RTX): Likewise.
20499 * config/moxie/moxie.c (moxie_static_chain): Likewise.
20501 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
20502 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
20503 (pa_return_addr_rtx, hppa_builtin_saveregs)
20504 (pa_trampoline_init): Likewise.
20505 * config/pa/pa.md: Likewise.
20507 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
20509 * config/picochip/picochip.c (picochip_static_chain): Likewise.
20511 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
20512 * config/rs6000/rs6000.c (rs6000_legitimize_address)
20513 (setup_incoming_varargs, print_operand, rs6000_return_addr)
20514 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
20515 (rs6000_emit_epilogue)
20516 (rs6000_machopic_legitimize_pic_address): Likewise.
20518 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
20520 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
20521 (DYNAMIC_CHAIN_ADDRESS): Likewise.
20522 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
20523 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
20524 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
20525 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
20526 (s390_emit_epilogue, s390_function_profiler): Likewise.
20527 * config/s390/s390.md: Likewise.
20529 * config/score/score.c (score_add_offset, score_prologue): Likewise.
20531 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
20532 (sh_output_mi_thunk): Likewise.
20533 * config/sh/sh.md: Likewise.
20535 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
20536 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
20537 * config/sparc/sparc.c (sparc_legitimize_pic_address)
20538 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
20539 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
20540 (emit_and_preserve): Likewise.
20541 * config/sparc/sparc.md: Likewise.
20543 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
20544 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
20545 (spu_setup_incoming_varargs, ea_load_store_inline)
20546 (spu_expand_load): Likewise.
20548 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
20549 (combine_bnp): Likewise.
20551 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
20552 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
20553 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
20555 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
20556 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
20557 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
20559 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
20560 * config/v850/v850.md: Likewise.
20562 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
20563 (EH_RETURN_HANDLER_RTX): Likewise.
20564 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
20565 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
20566 (print_operand_address, vax_trampoline_init): Likewise.
20568 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
20569 (xtensa_function_value_regno_p): Likewise.
20571 2012-05-04 Andrew Pinski <apinski@cavium.com>
20573 * expr.c (get_def_for_expr_class): New function.
20574 (convert_tree_comp_to_rtx): New function.
20575 (expand_cond_expr_using_cmove): New function.
20576 (expand_expr_real_2 <case COND_EXPR>): Call
20577 expand_cond_expr_using_cmove first and return if it succeeds.
20578 Remove the check for HAVE_conditional_move since we should have
20579 already converted it to a conditional move.
20580 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
20581 modes of DImode for 32bits and TImode.
20583 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
20586 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
20587 (print_md_ptr_loc, print_c_condition): Use them.
20588 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
20589 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
20590 attr_file, dfa_file, latency_file): New global variables.
20591 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
20592 write_upcase, write_indent, write_length_unit_log, write_test_expr,
20593 write_attr_get, write_insn_cases, write_eligible_delay,
20594 write_const_num_delay_slots): Accept FILE pointer and toss it around.
20595 Update all callers.
20596 (write_header, open_outfile, handle_arg): New funcions.
20597 (make_automaton_attrs): Write prototypes as extern to the output
20599 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
20600 names from the command line. Open the output files and write out
20601 internal functions for DFA functions to dfa_file_name, insn latency
20602 functions to latency_file_name, and everything else to attr_file.
20603 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
20604 (BACKEND): Build libbackend first.
20605 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
20606 (.PRECIOUS): Likewise.
20607 (insn-dfatab.o): New rule.
20608 (insn-latencytab.o): New rule.
20609 (simple_rtl_generated_c): Do not include insn-attrtab.c.
20610 (s-attrtab): New rule.
20612 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
20614 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
20615 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
20616 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
20617 * reorg.c (get_jump_flags): Do not set the removed flags.
20619 * doc/md.texi (attr_flag): Update for abovementioned changes.
20621 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
20624 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
20625 (TARGET_CMOV): Rename from TARGET_CMOVE.
20626 (TARGET_CMOVE): New define.
20627 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
20628 Do not set TARGET_CMOVE here.
20630 2012-05-04 Dodji Seketeli <dodji@redhat.com>
20632 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
20633 * opts.c (finish_options): Activate -Wunused-local-typedefs if
20634 -Wunused is activated.
20635 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
20637 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
20639 * config/s390/s390.md (*movmem_short, *clrmem_short)
20640 (*cmpmem_short): Move the mode check from the insn condition to
20643 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
20645 PR tree-optimization/52633
20646 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
20647 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
20648 (vect_recog_over_widening_pattern): Remove handling of code that was
20649 already detected as over-widening pattern. Remove special handling
20650 of "unsigned" cases. Instead, support general case of conversion
20651 of the shift result to another type.
20653 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
20655 * tree-vect-patterns.c (vect_single_imm_use): New function.
20656 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
20657 (vect_recog_over_widening_pattern): Likewise.
20658 (vect_recog_widen_shift_pattern): Likewise.
20660 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
20662 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
20663 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
20664 (vect_recog_widen_mult_pattern): Likewise.
20665 (vect_operation_fits_smaller_type): Likewise.
20666 (vect_recog_over_widening_pattern): Likewise.
20667 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
20669 2012-05-04 Richard Guenther <rguenther@suse.de>
20672 * lto-wrapper.c (merge_and_complain): Complain about mismatches
20673 of -freg-struct-return and -fpcc-struct-return.
20674 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
20675 from the input file options and ignore those from the link
20678 2012-05-04 Richard Guenther <rguenther@suse.de>
20680 PR tree-optimization/53168
20681 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
20682 memory reads when the result is a constant we can pun.
20684 2012-05-04 Richard Guenther <rguenther@suse.de>
20686 * common.opt (flto-report): Do not mark as Optimization.
20688 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
20691 * recog.c (constrain_operands): If extra constraints are present, also
20692 accept pseudo-registers with equivalent memory locations during reload.
20694 2012-05-04 Olivier Hainque <hainque@adacore.com>
20696 * collect2.c (may_unlink_output_file): New global.
20697 (maybe_unlink): Honor it.
20698 * collect2.h: Add extern for it.
20699 * tlink.c (do_tlink): Set it to true if the link succeeded.
20701 2012-05-04 Olivier Hainque <hainque@adacore.com>
20703 * gcc.c (eval_spec_function): Finalize/restore the current string
20704 obstack state as part of the context push/pop operations.
20706 2012-05-04 Bin Cheng <bin.cheng@arm.com>
20708 PR rtl-optimization/52804
20709 * reload1.c (reload_reg_reaches_end_p): Check whether successor
20710 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
20711 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
20712 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
20713 RELOAD_FOR_OUTADDR_ADDRESS.
20715 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
20718 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
20719 for macro expansion.
20721 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
20723 * flags.h (flag_permissive): Do not declare.
20724 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
20726 * toplev.c (flag_permissive): Do not define.
20727 * c-tree.h (system_header_p): Delete unused.
20729 2012-05-03 David S. Miller <davem@davemloft.net>
20732 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
20733 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
20734 (sparc_emit_float_lib_cmp): Likewise.
20736 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
20739 * config/rs6000/rs6000.md (bswapdi splitters): If
20740 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
20741 default) is used, generate an alternate sequence that does not
20742 depend on using indexed addressing.
20744 2012-05-03 Jason Merrill <jason@redhat.com>
20746 * gengtype.c (write_types): Fix warning message.
20747 (write_local): Likewise.
20749 2012-05-02 Jason Merrill <jason@redhat.com>
20751 * dwarf2out.c (struct external_ref, build_local_stub): New.
20752 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
20753 (optimize_external_refs, optimize_external_refs_1): New.
20754 (change_AT_die_ref): New.
20755 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
20756 (build_abbrev_table): Take the external refs hashtable.
20757 (output_comp_unit): Get it from optimize_external_refs and pass it in.
20759 2012-05-03 Jan Hubicka <jh@suse.cz>
20761 PR middle-end/53093
20762 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
20764 2012-05-03 Jan Hubicka <jh@suse.cz>
20766 PR middle-end/53106
20767 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
20769 2012-05-03 Jason Merrill <jason@redhat.com>
20771 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
20772 use_debug_types to discriminate the die_id union.
20773 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
20774 (build_abbrev_table, output_die): Likewise.
20775 (prune_unused_types_walk_attribs): Likewise.
20776 (generate_type_signature, copy_declaration_context): Set it.
20777 (remove_child_or_replace_with_skeleton): Set it.
20778 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
20779 check use_debug_types.
20780 (dwarf2out_finish): Do break_out_includes after .debug_types.
20782 2012-05-03 Jason Merrill <jason@redhat.com>
20784 * dwarf2out.c (modified_type_die): Use scope_die_for.
20785 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
20786 (uses_local_type_r, uses_local_type): New.
20787 (scope_die_for): Keep a type that uses a local type in local scope.
20788 Use get_context_die for namespace and type scope.
20790 2012-05-03 Jason Merrill <jason@redhat.com>
20792 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
20794 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
20795 (dwarf2out_finish): Likewise.
20797 2012-05-03 Martin Jambor <mjambor@suse.cz>
20799 * builtins.c (get_object_alignment_1): Return whether we can determine
20800 the alignment or conservatively assume byte alignment. Return the
20801 alignment by reference. Use get_pointer_alignment_1 for dereference
20803 (get_pointer_alignment_1): Return whether we can determine the
20804 alignment or conservatively assume byte alignment. Return the
20805 alignment by reference. Use get_ptr_info_alignment to get SSA name
20807 (get_object_alignment): Update call to get_object_alignment_1.
20808 (get_object_or_type_alignment): Likewise, fall back to type alignment
20809 only when it returned false.
20810 (get_pointer_alignment): Update call to get_pointer_alignment_1.
20811 * fold-const.c (get_pointer_modulus_and_residue): Update call to
20812 get_object_alignment_1.
20813 * ipa-prop.c (ipa_modify_call_arguments): Update call to
20814 get_pointer_alignment_1.
20815 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
20816 of MEM_REF or TARGET_MEM_REF only when it returns false.
20817 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
20818 get_object_alignment_1.
20819 (ccp_finalize): Use set_ptr_info_alignment.
20820 * tree.h (get_object_alignment_1): Update declaration.
20821 (get_pointer_alignment_1): Likewise.
20822 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
20823 (dump_gimple_stmt): Likewise.
20824 * tree-flow.h (ptr_info_def): Updated comments of fields align and
20826 (get_ptr_info_alignment): Declared.
20827 (mark_ptr_info_alignment_unknown): Likewise.
20828 (set_ptr_info_alignment): Likewise.
20829 (adjust_ptr_info_misalignment): Likewise.
20830 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
20831 and set alignment of SSA names.
20832 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
20833 mark_ptr_info_alignment_unknown.
20834 * tree-ssanames.c (get_ptr_info_alignment): New function.
20835 (mark_ptr_info_alignment_unknown): Likewise.
20836 (set_ptr_info_alignment): Likewise.
20837 (adjust_ptr_info_misalignment): Likewise.
20838 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
20839 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
20841 (bump_vector_ptr): Likewise.
20842 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
20843 (vectorizable_store): Likewise.
20844 (vectorizable_load): Likewise.
20846 2012-05-03 Michael Matz <matz@suse.de>
20848 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
20849 in front of basic_block_def.
20850 (struct basic_block_def): Make il.gimple the full struct, not a
20852 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
20854 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
20855 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
20856 NULL il.gimple, which can't happen anymore.
20857 * gimple.h (bb_seq): il.gimple can't be NULL.
20858 (bb_seq_add): Ditto.
20859 (set_bb_seq): Adjust.
20860 (gsi_start_bb, gsi_last_bb): Tidy.
20861 * lto-streamer-in.c (make_new_block): Don't zero members that
20862 are zeroed already, don't allocate a gimple_bb_info.
20863 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
20864 (remove_bb): Clear all il.gimple members.
20865 (gimple_verify_flow_info): Adjust for flat il.gimple.
20866 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
20868 * coretypes.h (const_gimple_seq): Remove typedef.
20869 * gimple.h (gimple_seq_first): Take gimple_seq.
20870 (gimple_seq_first_stmt): Ditto.
20871 (gimple_seq_last): Ditto.
20872 (gimple_seq_last_stmt): Ditto.
20873 (gimple_seq_empty_p): Ditto.
20875 2012-05-03 Richard Guenther <rguenther@suse.de>
20877 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
20879 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
20880 (compute_avail): Do not add possibly trapping operations to
20881 EXP_GEN if they might not be executed in the block.
20883 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
20885 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
20887 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
20889 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
20890 information as early as possible. Update dominance info instead of
20893 2012-05-03 Richard Guenther <rguenther@suse.de>
20895 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
20896 (union_contains_value): Remove.
20897 (vro_valid_in_sets): Likewise.
20898 (op_valid_in_sets): New function.
20899 (valid_in_sets): Use op_valid_in_sets.
20900 (insert_into_preds_of_block): Move dumping ...
20901 (do_regular_insertion): ... here.
20902 (do_partial_partial_insertion): ... and here. Dump that
20903 we've found a partial partial redundancy.
20904 (insert): Dump the current insert iteration.
20906 2012-05-03 Jakub Jelinek <jakub@redhat.com>
20909 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
20910 append program name to it and pass that as first argument
20911 to make_relative_prefix. Always pass standard_libexec_prefix
20912 as last argument to make_relative_prefix. If
20913 make_relative_prefix returns NULL, fall back to
20914 standard_libexec_prefix.
20917 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
20921 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
20922 mode, return that mode.
20925 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
20926 define __ATOMIC_HLE_* macros here.
20927 (ix86_target_macros): But here, using cpp_define_formatted.
20929 2012-05-03 Richard Guenther <rguenther@suse.de>
20931 PR tree-optimization/53144
20932 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
20934 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
20935 with SSA name values.
20936 (vn_reference_lookup_3): Adjust callers.
20938 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
20940 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
20941 has_fma4 for AMD processors with both fma3 and fma4 support.
20943 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
20946 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
20949 2012-05-03 Michael Matz <matz@suse.de>
20952 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
20953 (dse_enter_block): Properly iterate the whole sequence even
20954 if the last statement was removed.
20956 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
20958 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
20959 unset flag_jump_tables.
20960 * stmt.c (expand_case): Remove special flag_pic case conditional
20961 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
20963 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
20965 * common/config/s390/s390-common.c (s390_option_optimization_table):
20966 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
20967 default when optimizing.
20969 2012-05-02 Martin Jambor <mjambor@suse.cz>
20972 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
20973 of a variable when the contect is a function.
20975 2012-05-02 Michael Matz <matz@suse.de>
20977 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
20978 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
20979 (const_gimple_seq_node): Remove.
20980 (gimple_seq_node): Typedef as gimple.
20981 (struct gimple_statement_base): Add next and prev members,
20982 adjust all WORD markers in using structs.
20983 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
20984 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
20985 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
20986 gimple are the same.
20987 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
20988 gimple_seq, adjust.
20989 (gimple_init_singleton): New function.
20990 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
20991 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
20992 (gsi_stmt): Adjust.
20993 (gsi_stmt_ptr): Remove.
20994 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
20996 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
20997 again, adjust for above changes.
20998 (update_call_edge_frequencies): Adjust for above changes.
20999 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
21000 (gsi_insert_seq_nodes_after): Ditto.
21001 (gsi_split_seq_after): Ditto.
21002 (gsi_set_stmt): Ditto.
21003 (gsi_split_seq_before): Ditto.
21004 (gsi_remove): Ditto.
21005 (gsi_insert_seq_before_without_update): Don't free sequence.
21006 (gsi_insert_seq_after_without_update): Ditto.
21007 (gsi_replace): Assert some more invariants.
21008 (gsi_insert_before_without_update, gsi_insert_after_without_update):
21010 (gsi_for_stmt): Don't search for stmt.
21011 (gsi_insert_on_edge_immediate): Tidy.
21013 * gimple.c (gimple_alloc_k): Remove "sequences".
21014 (gimple_seq_cache): Remove.
21015 (gimple_alloc_stat): Make stmt a singleton sequence.
21016 (gimple_seq_alloc, gimple_seq_free): Remove.
21017 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
21018 (gimple_copy): Ditto.
21019 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
21020 create iterator from correct sequence.
21021 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
21023 2012-05-02 Michael Matz <matz@suse.de>
21025 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
21027 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
21028 sequence, lazily allocate it.
21029 (bb_seq_addr): New function.
21030 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
21031 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
21032 (gsi_none): New function.
21033 (gsi_start_bb): Adjust.
21034 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
21035 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
21036 (gsi_last_bb): Adjust.
21038 * tree-flow-inline.h (phi_nodes_ptr): New function.
21040 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
21041 datastructure and interface change.
21042 (gsi_insert_seq_before_without_update): Ditto.
21043 (gsi_insert_seq_nodes_after): Ditto.
21044 (gsi_insert_seq_after_without_update): Ditto.
21045 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
21046 (gsi_split_seq_before): Ditto.
21047 (gsi_start_phis): Adjust.
21048 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
21049 (vect_transform_loop): Ditto.
21050 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
21051 gimple_seq_copy): Don't use gimple_seq_alloc.
21052 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
21053 (gimplify_seq_add_seq): Ditto.
21054 * lto-streamer-in.c (make_new_block): Ditto.
21055 * tree-cfg.c (create_bb): Ditto.
21056 * tree-sra.c (initialize_parameter_reductions): Ditto.
21058 2012-05-02 Michael Matz <matz@suse.de>
21060 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
21061 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
21062 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
21063 set_bb_seq): Move down to after gimple_statement_d definition.
21065 2012-05-02 Michael Matz <matz@suse.de>
21067 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
21068 gsi_replace_with_seq, instead of inserting itself.
21069 * gimple-iterator.c (gsi_replace_with_seq): New function.
21070 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
21071 iterator instead of statement, advance it.
21072 (ssa_forward_propagate_and_combine): Adjust call to above.
21074 2012-05-02 Michael Matz <matz@suse.de>
21076 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
21078 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
21079 * tree-nested.c (walk_gimple_omp_for): Ditto.
21080 * trans-mem.c (lower_transaction): Ditto.
21081 * tree-eh.c (do_return_redirection): Ditto.
21082 (do_goto_redirection): Ditto.
21083 (lower_try_finally_switch): Ditto.
21084 * gimplify.c (gimplify_stmt): Ditto.
21085 (gimplify_scan_omp_clauses): Ditto.
21086 (gimplify_omp_for): Ditto.
21087 (gimplify_function_tree): Ditto.
21088 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
21089 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
21090 (mf_build_check_statement_for): Ditto.
21091 (mx_register_decls): Ditto.
21092 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
21093 and don't use itertors to append.
21094 (insert_stmts): Ditto.
21095 (insert_out_of_ssa_copy): Ditto.
21096 (insert_out_of_ssa_copy_on_edge): Ditto.
21098 2012-05-02 Michael Matz <matz@suse.de>
21100 * gimple.h (gimple_bind_body_ptr): New function.
21101 (gimple_bind_body): Use it.
21102 (gimple_catch_handler): Use gimple_catch_handler_ptr.
21103 (gimple_eh_filter_failure_ptr): New function.
21104 (gimple_eh_filter_failure): Use it.
21105 (gimple_eh_else_n_body_ptr): New function.
21106 (gimple_eh_else_n_body): Use it.
21107 (gimple_eh_else_e_body_ptr): New function.
21108 (gimple_eh_else_e_body): Use it.
21109 (gimple_try_eval_ptr): New function.
21110 (gimple_try_eval): Use it.
21111 (gimple_try_cleanup_ptr): New function.
21112 (gimple_try_cleanup): Use it.
21113 (gimple_wce_cleanup_ptr): New function.
21114 (gimple_wce_cleanup): Use it.
21115 (gimple_omp_body_ptr): New function.
21116 (gimple_omp_body): Use it.
21117 (gimple_omp_for_pre_body_ptr): New function.
21118 (gimple_omp_for_pre_body): Use it.
21119 (gimple_transaction_body_ptr): New function.
21120 (gimple_transaction_body): Use it.
21121 (gsi_split_seq_before): Adjust to return nothing and take pointer
21123 (gsi_set_stmt): Declare.
21124 (gsi_replace_with_seq): Declare.
21125 (walk_gimple_seq_mod): Declare.
21126 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
21128 * gimple-iterator.c (gsi_set_stmt): New function.
21129 (gsi_split_seq_before): Return new sequence via pointer argument.
21130 (gsi_replace): Use gsi_set_stmt.
21132 * tree-ssa-loop-im.c (move_computations_stmt): First remove
21134 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
21135 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
21137 (reserve_phi_args_for_new_edge): Change call to above,
21140 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
21141 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
21142 iterators. Adjust call to lower_omp.
21143 (lower_lastprivate_clauses): Adjust call to lower_omp.
21144 (lower_reduction_clauses): Ditto.
21145 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
21146 (lower_omp_sections): Don't explicitely count sequence length,
21147 nullify lowered bodies earlier, ensure stmts are part of only
21148 one sequence, adjust call to lower_omp.
21149 (lower_omp_single): Ensure stmts are part of only one sequence,
21150 adjust call to lower_omp.
21151 (lower_omp_master): Ditto.
21152 (lower_omp_ordered): Ditto.
21153 (lower_omp_critical): Ditto.
21154 (lower_omp_for): Ditto.
21155 (lower_omp_taskreg): Ditto, tidy.
21156 (lower_omp_1): Adjust calls to lower_omp.
21157 (execute_lower_omp): Ditto.
21158 (lower_omp): Adjust to take pointer to sequence.
21159 (diagnose_sb_2): Use walk_gimple_seq_mod.
21160 (diagnose_omp_structured_block_errors): Ditto and set possibly
21161 changed function body.
21162 * gimple-low.c (lower_function_body): Set function body after
21164 (lower_sequence): Adjust to take pointer to sequence.
21165 (lower_omp_directive): Ensure stmt isn't put twice into the
21166 sequence, adjust call to lower_sequence.
21167 (lower_stmt): Adjust calls to lower_sequence.
21168 (lower_gimple_bind): Ditto.
21169 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
21170 * tree-nested.c (walk_body): Take pointer to sequence, use
21171 walk_gimple_seq_mod.
21172 (walk_function): Adjust call to walk_body, set possibly changed body.
21173 (walk_gimple_omp_for): Adjust calls to walk_body.
21174 (convert_nonlocal_omp_clauses): Ditto.
21175 (convert_nonlocal_reference_stmt): Ditto.
21176 (convert_local_omp_clauses): Ditto.
21177 (convert_local_reference_stmt): Ditto.
21178 (convert_tramp_reference_stmt): Ditto.
21179 (convert_gimple_call): Ditto.
21180 (convert_nl_goto_reference): Use local iterator copy.
21181 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
21182 but taking pointer to sequence, ensure gsi_start is called with
21184 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
21185 asserting that the sequence head didn't change.
21186 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
21187 walk_gimple_seq_mod.
21188 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
21189 (execute_lower_tm): Ditto, and set possibly changed body.
21190 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
21191 call gsi_start with that lvalue.
21192 (replace_goto_queue_stmt_list): Ditto.
21193 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
21194 (replace_goto_queue): Ditto.
21195 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
21196 (lower_try_finally_onedest): Ditto.
21197 (lower_try_finally_copy): Ditto.
21198 (lower_try_finally_switch): Ditto.
21199 (lower_try_finally): Ditto.
21200 (lower_eh_filter): Ditto.
21201 (lower_eh_must_not_throw): Ditto.
21202 (lower_cleanup): Ditto.
21203 (lower_eh_constructs_2): Ditto.
21204 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
21205 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
21206 set possibly changed body.
21207 (optimize_double_finally): Call gsi_start with lvalue.
21209 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
21210 (gimple_split_block): Ditto.
21211 (gimple_merge_blocks): Use gsi_start_phis.
21212 (move_stmt_r): Use walk_gimple_seq_mod.
21213 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
21214 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
21215 (rebuild_cgraph_edges): Ditto.
21216 (cgraph_rebuild_references): Ditto.
21217 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
21218 * tree-inline.c (copy_phis_for_bb): Ditto.
21219 * tree-ssa-dce.c: Ditto.
21221 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
21223 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
21224 Andi Kleen <ak@linux.intel.com>
21226 * coretypes.h (MEMMODEL_MASK): New.
21227 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
21228 and return new variable.
21229 (expand_builtin_atomic_exchange): Mask memmodel values.
21230 (expand_builtin_atomic_compare_exchange): Ditto.
21231 (expand_builtin_atomic_load): Ditto.
21232 (expand_builtin_atomic_store): Ditto.
21233 (expand_builtin_atomic_clear): Ditto.
21234 * doc/extend.texi: Mention port-dependent memory model flags.
21235 * config/i386/cpuid.h (bit_HLE): New.
21236 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
21238 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
21239 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
21240 (ix86_target_string)<-mhle>: New.
21241 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
21242 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
21243 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
21244 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
21245 enabled for generic, generic64 and core-avx2.
21246 (ix86_print_operand): Generate HLE lock prefixes.
21247 (ix86_memmodel_check): New.
21248 (TARGET_MEMMODEL_CHECK): Ditto.
21249 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
21250 (IX86_HLE_ACQUIRE): Ditto.
21251 (IX86_HLE_RELEASE): Ditto.
21252 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
21253 * config/i386/i386.opt (mhle): Ditto.
21254 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
21255 success model to instruction emitter.
21256 (atomic_fetch_add<mode>): Ditto.
21257 (atomic_exchange<mode>): Ditto.
21258 (atomic_add<mode>): Ditto.
21259 (atomic_sub<mode>): Ditto.
21260 (atomic_<code><mode>): Ditto.
21261 (*atomic_compare_and_swap_doubledi_pic): Ditto.
21262 (atomic_compare_and_swap_single<mode>): Define and use argument
21264 (atomic_compare_and_swap_double<mode>): Ditto.
21265 * configure.ac: Check if assembler support HLE prefixes.
21266 * configure: Regenerate.
21267 * config.in: Ditto.
21269 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
21271 PR middle-end/53153
21272 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
21274 (gimplify_switch_expr): ... here.
21275 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
21276 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
21277 to clean up case labels with values outside the index type range.
21278 (simplify_gimple_switch): Call it if something changed.
21279 Remove strange and unnecessary assert.
21281 2012-05-02 Richard Guenther <rguenther@suse.de>
21283 * fold-const.c (div_if_zero_remainder): sizetypes no longer
21285 (int_const_binop_1): New worker for int_const_binop with
21286 overflowable parameter. Pass it through to force_fit_type_double.
21287 (int_const_binop): Wrap around int_const_binop_1 with overflowable
21289 (size_binop_loc): Call int_const_binop_1 with overflowable equal
21290 to minus one, forcing overflow detection for even unsigned types.
21291 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
21292 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
21293 * stor-layout.c (initialize_sizetypes): sizetypes no longer
21295 (layout_type): For zero-sized arrays ignore overflow on the
21297 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
21298 (bit_value_binop_1): Likewise.
21299 * tree.c (double_int_to_tree): Likewise.
21300 (double_int_fits_to_tree_p): Likewise.
21301 (force_fit_type_double): Likewise.
21302 (host_integerp): Likewise.
21303 (int_fits_type_p): Likewise.
21304 * varasm.c (output_constructor_regular_field): Sign-extend the
21305 field-offset to cater for negative offsets produced by the Ada
21307 * omp-low.c (extract_omp_for_data): Convert the loop step to
21308 signed for pointer adjustments.
21310 2012-05-02 Richard Guenther <rguenther@suse.de>
21312 * tree.c (valid_constant_size_p): New function.
21313 * tree.h (valid_constant_size_p): Declare.
21314 * cfgexpand.c (expand_one_var): Adjust check for too large
21315 variables by using valid_constant_size_p.
21316 * varasm.c (assemble_variable): Likewise.
21318 * c-decl.c (grokdeclarator): Properly check for sizes that
21319 cover more than half of the address-space.
21321 2012-05-02 Jakub Jelinek <jakub@redhat.com>
21323 PR tree-optimization/53163
21324 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
21325 return value from compute_all_dependences.
21327 PR rtl-optimization/53160
21328 * ree.c (combine_reaching_defs): Handle the case where cand->insn
21329 has been modified by ree pass already.
21331 2012-05-01 Ian Lance Taylor <iant@google.com>
21334 * c-decl.c (build_compound_literal): Make the decl readonly if it
21335 an array of a readonly type.
21336 * gimplify.c (gimplify_compound_literal_expr): Add fallback
21337 parameter. Change all callers. If the decl is not addressable
21338 and is not an l-value, make it readonly.
21340 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
21342 * ira.c (allocated_reg_info_size): New static variable.
21343 (expand_reg_info): Manage it. Call
21344 setup_preferred_alternate_classes_for_new_pseudos.
21345 (ira): Don't do it here. Remove local allocated_reg_info_size,
21346 set the global before calling find_moveable_pseudos.
21347 (find_moveable_pseudos): Call expand_reg_info rather than
21350 2012-05-01 Richard Henderson <rth@redhat.com>
21352 * common.opt (fsync-libcalls): New.
21353 * doc/invoke.texi: Document it.
21354 * optabs.c (init_sync_libfuncs): Honor it.
21356 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
21357 Richard Sandiford <r.sandiford@uk.ibm.com>
21359 PR rtl-optimization/52543
21360 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
21362 * lower-subreg.h: New file.
21363 * target-globals.h (this_target_lower_subreg): Declare.
21364 (target_globals): Add lower_subreg;
21365 (restore_target_globals): Restore this_target_lower_subreg.
21366 * target-globals.c: Include it.
21367 (default_target_globals): Add default_target_lower_subreg.
21368 (save_target_globals): Initialize target_lower_subreg.
21369 * rtl.h (init_lower_subreg): Added declaration.
21370 * toplev.c (backend_init_target): Call initializer for lower-subreg
21372 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
21373 (default_target_lower_subreg): New variable.
21374 (this_target_lower_subreg): Likewise.
21375 (twice_word_mode, choices): New macros.
21376 (shift_cost, compute_splitting_shift, compute_costs)
21377 (init_lower_subreg): New functions.
21378 (resolve_simple_move): Add speed_p argument. Check choices.
21379 (find_pseudo_copy): Don't check the mode size here.
21380 (resolve_simple_move): Assert the mode size.
21381 (find_decomposable_shift_zext): Add speed_p argument and return
21382 a bool. Check choices.
21383 (resolve_shift_zext): Add comment.
21384 (dump_shift_choices, dump_choices): New functions.
21385 (decompose_multiword_subregs): Dump list of profitable
21386 transformations. Add code to skip non profitable transformations.
21387 Update calls to simple_move and find_decomposable_shift_zext.
21389 2012-05-01 Ian Bolton <ian.bolton@arm.com>
21390 Sameera Deshpande <sameera.deshpande@arm.com>
21391 Greta Yorsh <greta.yorsh@arm.com>
21393 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
21394 (thumb1_unexpanded_epilogue): ...this.
21395 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
21396 (thumb1_unexpanded_epilogue): ...this.
21397 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
21398 (thumb1_unexpanded_epilogue): ...this.
21400 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
21402 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
21403 comparing enumeration values. Update comments.
21405 2012-05-01 Alan Modra <amodra@gmail.com>
21408 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
21409 load_cr_save, add_crlr_cfa_restore): New functions.
21410 (rs6000_restore_saved_cr): Rename to..
21411 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
21412 (rs6000_emit_epilogue): Use new functions. Adjust condition
21413 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
21414 regs when using out-of-line restore only when shrink wrapping.
21416 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
21418 PR middle-end/53136
21419 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
21420 calls to cgraph_node_name in xstrdup.
21421 (ipa_make_edge_direct_to_target): Ditto.
21422 * cgraph.c (dump_cgraph_node): Ditto.
21423 * tree-sra.c (convert_callers_for_node): Ditto.
21424 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
21425 * ipa-cp.c (perhaps_add_new_callers): Ditto.
21426 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
21427 (cgraph_materialize_all_clones): Ditto.
21428 * ipa-inline.c (report_inline_failed_reason): Ditto.
21429 (want_early_inline_function_p): Ditto.
21430 (edge_badness): Ditto.
21431 (update_edge_key): Ditto.
21432 (flatten_function): Ditto.
21433 (ipa_inline): Ditto.
21434 (inline_always_inline_functions): Ditto.
21435 (early_inline_small_functions): Ditto.
21437 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
21440 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
21441 constraints 0 and 1.
21443 012-04-30 Jan Hubicka <jh@suse.cz>
21445 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
21446 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
21447 (cgraph_add_to_same_comdat_group): Remove.
21448 (cgraph_add_asm_node): Move to cgraphunit.c.
21449 (cgraph_make_decl_local): Move to symtab.c
21450 (cgraph_make_node_local_1): Update.
21451 (cgraph_can_remove_if_no_direct_calls_and): Update.
21452 (used_from_object_file_p): Update.
21453 (resolution_used_from_other_file_p): Move to symtab.c
21454 (cgraph_used_from_object_file_p): move to symtab.c
21455 (verify_cgraph_node): Verify same comdat groups.
21456 * cgraph.h (cgraph_asm_node): Rename to ...
21457 (asm_node): ... this one.
21458 (cgraph_asm_nodes): Rename to ...
21459 (asm_nodes): ... this one.
21460 (symtab_add_to_same_comdat_group): New function.
21461 (symtab_dissolve_same_comdat_group_list): New function.
21462 (symtab_used_from_object_file_p): Declare.
21463 (symtab_make_decl_local): Declare.
21464 (cgraph_add_to_same_comdat_group): Remove.
21465 (cgraph_add_asm_node): Remove.
21466 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
21468 (cgraph_finalize_compilation_unit): Rename to ...
21469 (finalize_compilation_unit): ... this one.
21470 (cgraph_optimize): Rename to ....
21471 (compile): ... this one.
21472 (add_asm_node): Declare.
21473 (fixup_same_cpp_alias_visibility): Declare.
21474 (cgraph_make_decl_local): Remove.
21475 (varpool_assemble_pending_decls): Rename to ...
21476 (varpool_output_variables): ... this one.
21477 (varpool_remove_unreferenced_decls): Remove.
21478 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
21479 (preserve_function_body_p): Make static.
21480 * toplev.c (compile_file): Update comments; update.
21481 * cgraphunit.c: Update comments.
21482 (cgraph_expand_all_functions): Rename to ...
21483 (expand_all_functions): ... this one; update.
21484 (cgraph_mark_functions_to_output): Rename to ...
21485 (mark_functions_to_output): ... this one; cleanup.
21486 (cgraph_output_pending_asms): Remove prototype.
21487 (asm_nodes, asm_last_node): New static vars.
21488 (cgraph_process_new_functions): Update.
21489 (cgraph_reset_node): Cleanup; add comment.
21490 (cgraph_add_new_function): Update.
21491 (cgraph_output_pending_asms): Rename to ...
21492 (output_asm_statements): ... this one.
21493 (add_asm_node): New function.
21494 (fixup_same_cpp_alias_visibility): New function based on code
21495 in cgraph_analyze_function.
21496 (cgraph_analyze_function): Use it.
21497 (cgraph_order_sort): Update.
21498 (cgraph_output_in_order): Update.
21499 (cgraph_function_versioning): Update.
21500 (cgraph_optimize): Rename to ...
21501 (compile): ... this one; initialize streamer hooks here.
21502 (cgraph_finalize_compilation_unit): Rename to ...
21503 (finalize_compilation_unit): ... this one; do not initialize streamer
21505 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
21506 * dwarf2out.c: Update ocmment.
21507 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
21508 * method.c (use_thunk): Likewise.
21509 * semantics.c (maybe_add_lambda_conv_op): Likewise.
21510 * decl2.c (maybe_emit_vtables): Likewise.
21511 (cp_write_global_declarations): Use finalize_compilation_unit.
21512 * parser.c (cp_parser_asm_definition): Use add_asm_node.
21513 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
21514 * c-decl.c (c_write_global_declarations): Use
21515 finalize_compilation_unit.
21516 * langhooks.c (write_global_declarations): Update.
21517 * ipa.c (cgraph_externally_visible_p): Update.
21518 (dissolve_same_comdat_group_list): Remove.
21519 (function_and_variable_visibility): Update.
21520 * symtab.c: Inlcude lto-streamer.h and rtl.h
21521 (ld_plugin_symbol_resolution_names): New.
21522 (symtab_add_to_same_comdat_group): New.
21523 (symtab_dissolve_same_comdat_group_list): New.
21524 (resolution_used_from_other_file_p): Move here from cgraph.c
21525 (symtab_used_from_object_file_p): New.
21526 (symtab_make_decl_local): New.
21527 * passes.c (register_pass): Update comments.
21528 * c-parser.c (c_parser_asm_definition): Update.
21529 * varpool.c (varpool_analyze_node): Use
21530 fixup_same_cpp_alias_visibility.
21531 (varpool_remove_unreferenced_decls): Make static.
21532 (varpool_assemble_pending_decls): Rename to ...
21533 (varpool_output_variables): ... this one; call
21534 varpool_remove_unreferenced_decls.
21535 (varpool_used_from_object_file_p): Remove.
21537 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
21540 * c-typeck.c (build_array_ref): Call
21541 convert_vector_to_pointer_for_subscript.
21542 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
21544 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
21546 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
21547 to compile-time "mode == <MODE>mode" checks.
21548 (and splitter): Ditto.
21550 2012-04-30 Richard Henderson <rth@redhat.com>
21552 * config/arm/arm.md (UNSPEC_LL): New.
21553 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
21554 (arm_load_exclusivedi): Use %H0.
21556 2012-04-30 Jason Merrill <jason@redhat.com>
21558 * dwarf2out.c (comdat_symbol_id): Add const.
21559 (union die_symbol_or_type_node): Add const to die_symbol.
21560 (output_die_symbol, output_die, output_comp_unit): Adjust.
21562 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
21564 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
21565 * config/arm/neon.md (negdi2_neon): New insn.
21566 Also add splitters for core and NEON registers.
21568 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
21570 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
21571 (arm_print_operand): Add 'x' format.
21572 * config/arm/constraints.md (Dn): Allow const_int.
21573 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
21574 Use 'x' format to print constants.
21575 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
21576 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
21578 (movdi_vfp_cortexa8): Likewise.
21580 2012-04-30 Ian Bolton <ian.bolton@arm.com>
21581 Sameera Deshpande <sameera.deshpande@arm.com>
21582 Greta Yorsh <greta.yorsh@arm.com>
21584 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
21585 * config/arm/arm.c (ldm_stm_operation_p): New function.
21586 * config/arm/predicates.md (load_multiple_operation): Update predicate.
21587 (store_multiple_operation): Likewise.
21589 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
21590 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
21591 * config/arm/predicates.md (load_multiple_operation): Add arguments.
21592 (store_multiple_operation): Likewise.
21594 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
21596 * config/i386/i386.md (and<mode>3): Expand masking operations with
21597 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
21598 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
21600 2012-04-30 Dodji Seketeli <dodji@redhat.com>
21602 Add -Wvarargs option
21603 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
21604 argument for the various warning_at calls.
21605 * docs/invoke.texi: Update the documentation.
21607 2012-04-30 Dodji Seketeli <dodji@redhat.com>
21609 Switch -ftrack-macro-expansion=2 on by default.
21610 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
21613 Fix va_start related location
21614 * builtins.c (fold_builtin_next_arg): Unwinds to the first
21615 location in real source code.
21617 Make conversion warnings work on NULL with -ftrack-macro-expansion
21618 * input.h (expansion_point_location_if_in_system_header): Declare
21620 * input.c (expansion_point_location_if_in_system_header): Define it.
21622 Fix -Wuninitialized for -ftrack-macro-expansion
21623 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
21624 declaration. Use linemap_location_before_p for source locations.
21626 Strip "<built-in>" loc from displayed expansion context
21627 * input.c (expand_location_1): When expanding to spelling location
21628 in a context of a macro expansion, skip reserved system header
21629 locations. Update comments. * tree-diagnostic.c
21630 (maybe_unwind_expanded_macro_loc): Likewise.
21632 Make expand_location resolve to locus in main source file
21633 * input.c (expand_location_1): New. Takes a parameter to choose
21634 whether to resolve the location to spelling or expansion point.
21635 Was factorized from ...
21636 (expand_location): ... here.
21637 (expand_location_to_spelling_point): New. Implemented in terms of
21639 * diagnostic.c (diagnostic_build_prefix): Use the new
21640 expand_location_to_spelling_point instead of expand_location.
21642 Fix PCH crash on GTYed pointer-to-scalar field of a struct
21643 * gengtype.c (write_types_process_field): Force second argument of
21644 the call to the PCH object hierarchy walker to be 'x'.
21646 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
21648 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
21649 predicate to discriminate types.
21651 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
21653 * doc/invoke.texi (Wmissing-format-attribute): Document as an
21654 alias of Wsuggest-attribute=format.
21655 * c-typeck.c (convert_for_assignment): Replace
21656 Wmissing-format-attribute with Wsuggest-attribute=format.
21657 (digest_init): Likewise.
21659 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
21661 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
21662 * common.opt (Wmissing-noreturn): Alias of
21663 -Wsuggest-attribute=noreturn.
21665 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
21668 * config/cris/cris.md (andqu): New peephole2.
21669 (andu): Tweak head comment.
21671 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21672 Steven Bosscher <steven@gcc.gnu.org>
21673 Maxim Kuvyrkov <maxim@codesourcery.com>
21675 PR tree-optimization/38785
21676 * common.opt (ftree-partial-pre): New option.
21677 * doc/invoke.texi: Document it.
21678 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
21679 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
21680 benefit speed path.
21681 (execute_pre): Use flag_tree_partial_pre.
21683 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21686 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
21689 2012-04-27 Ollie Wild <aaw@google.com>
21691 * doc/invoke.texi (Wliteral-suffix): Document new option.
21693 2012-04-27 Tom Tromey <tromey@redhat.com>
21695 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
21696 (dwarf_tag_name): Use get_DW_TAG_name.
21697 (dwarf_attr_name): Use get_DW_AT_name.
21698 (dwarf_form_name): Use get_DW_FORM_name.
21699 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
21701 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
21703 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
21704 arguments are -1 and 0, by negating the result of the conditional.
21706 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
21709 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
21711 2012-04-27 Richard Guenther <rguenther@suse.de>
21713 * tree-flow.h (is_hidden_global_store): Remove.
21714 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
21715 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
21716 (stmt_may_clobber_global_p): Likewise.
21717 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
21718 (stmt_may_clobber_global_p): Likewise.
21719 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
21720 stmt_may_clobber_global_p.
21721 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
21723 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
21725 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
21728 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
21729 reorganize some fields and update comments. Rename bit_test_uniq
21730 and bit_test_count to uniq resp. count. Remove bit_test_bb.
21731 (collect_switch_conv_info): New function, collects info about a
21732 GIMPLE_SWITCH into a struct switch_conv_info.
21733 (check_range): Simplify to use pre-recorded info. Fix think-o in
21734 range-branch ratio check.
21735 (check_process_case): Remove function.
21736 (check_all_empty_except_final): New function, verifies that all
21737 non-final basic blocks are empty.
21738 (process_switch): Simplify to use pre-recorded info. Call
21739 collect_switch_conv_info to do that. Assert that degenerate switch
21740 statements have been cleaned up.
21742 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
21744 PR middle-end/27139
21745 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
21747 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
21750 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
21752 2012-04-27 Tom de Vries <tom@codesourcery.com>
21754 PR tree-optimization/51879
21755 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
21756 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
21758 (defs_to_varying): ... here. Don't set use_processed.
21759 (visit_reference_op_call): Handle gimple_vdef.
21760 Handle case that lhs is NULL_TREE.
21761 (visit_use): Use mark_use_processed. Handle calls with side-effect
21762 using visit_reference_op_call.
21764 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
21766 * sched-deps.c (fixup_sched_groups): Rename to...
21767 (chain_to_prev_insn): ...this.
21768 (chain_to_prev_insn_p): New function.
21769 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
21771 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
21773 * sched-int.h (_haifa_insn_data): Move priority_status.
21775 (INSN_MODEL_INDEX): New macro.
21776 * haifa-sched.c (insn_delay): New function.
21777 (sched_regno_pressure_class): Update commentary.
21778 (mark_regno_birth_or_death): Pass the liveness bitmap and
21779 pressure array as arguments, instead of using curr_reg_live and
21780 curr_reg_pressure. Only update the pressure if the bit in the
21781 liveness set has changed.
21782 (initiate_reg_pressure_info): Always trust the live-in set for
21783 SCHED_PRESSURE_MODEL.
21784 (initiate_bb_reg_pressure_info): Update call to
21785 mark_regno_birth_or_death.
21786 (dep_list_size): Take the list as argument.
21787 (calculate_reg_deaths): New function, extracted from...
21788 (setup_insn_reg_pressure_info): ...here.
21789 (MODEL_BAR): New macro.
21790 (model_pressure_data, model_insn_info, model_pressure_limit)
21791 (model_pressure_group): New structures.
21792 (model_schedule, model_worklist, model_insns, model_num_insns)
21793 (model_curr_point, model_before_pressure, model_next_priority):
21795 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
21796 (MODEL_INSN_INFO, MODEL_INSN): New macros.
21797 (model_index, model_update_limit_points_in_group): New functions.
21798 (model_update_limit_points, model_last_use_except): Likewise.
21799 (model_start_update_pressure, model_update_pressure): Likewise.
21800 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
21801 (model_excess_cost, model_dump_pressure_points): Likewise.
21802 (model_set_excess_costs): Likewise.
21803 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
21804 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
21805 schedule as an alternative tie-breaker. Update the call to
21807 (ready_sort): Call model_set_excess_costs.
21808 (update_register_pressure): Update call to mark_regno_birth_or_death.
21809 Rely on that function to check liveness rather than doing it here.
21810 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
21811 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
21812 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
21813 (model_record_pressure, model_record_pressures): New functions.
21814 (model_record_final_pressures, model_add_successors_to_worklist)
21815 (model_promote_predecessors, model_choose_insn): Likewise.
21816 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
21817 (model_start_schedule, model_finalize_pressure_group): Likewise.
21818 (model_end_schedule): Likewise.
21819 (schedule_insn): Say when we're scheduling the next instruction
21820 in the model schedule.
21821 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
21822 (queue_to_ready): Do not add instructions that are
21823 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
21824 Always allow the next instruction in the model schedule to be added.
21825 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
21826 and delay for SCHED_PRESSURE_MODEL too.
21827 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
21828 SCHED_PRIORITY_MODEL, but also take the DFA into account.
21829 (schedule_block): Call model_start_schedule and model_end_schedule.
21830 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
21831 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
21832 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
21834 (sched_finish): Update accordingly.
21835 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
21836 to SCHED_PRESSURE_MODEL.
21837 (add_jump_dependencies): Update call to dep_list_size.
21838 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
21839 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
21840 to SCHED_PRESSURE_MODEL.
21841 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
21842 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
21843 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
21844 handling to SCHED_PRESSURE_MODEL.
21846 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
21848 * common.opt (fsched-pressure-algorithm=): New option.
21849 * flag-types.h (sched_pressure_algorithm): New enum.
21850 * sched-int.h (sched_pressure_p): Replace with...
21851 (sched_pressure): ...this new variable.
21852 * haifa-sched.c (sched_pressure_p): Replace with...
21853 (sched_pressure): ...this new variable.
21854 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
21855 (update_reg_and_insn_max_reg_pressure, schedule_insn)
21856 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
21857 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
21858 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
21859 (sched_analyze_insn): Likewise.
21860 * sched-rgn.c (schedule_region): Likewise.
21861 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
21863 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
21865 PR middle-end/52997
21866 * ira.c (find_moveable_pseudos): Call resize_reg_info.
21868 PR middle-end/52940
21869 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
21870 * expr.c (convert_move): Honor unsignedp when extending partial int
21872 * genmodes.c (complete_mode): Don't clear component field of partial
21874 (emit_mode_inner): Don't emit it however.
21875 (calc_wider_mode): Partial int modes widen to their component.
21877 2012-04-26 David S. Miller <davem@davemloft.net>
21879 * config/sparc/niagara4.md: New file.
21880 * config/sparc/sparc.md: Include it.
21881 * config/sparc/sparc.c (niagara4_costs): New processor costs.
21882 (sparc_option_override): Use it.
21883 (sparc_use_sched_lookahead): Return 2 for niagara4.
21884 (sparc_issue_rate): Likewise.
21886 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
21887 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
21888 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
21889 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
21890 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
21891 alignaddrldi_vis): Set type to gsr.
21892 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
21893 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
21894 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
21895 v<vis3_shift_patname><mode>3, fmean16_vis,
21896 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
21897 fucmp<code>8<P:mode>_vis): Set type to fga.
21898 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
21899 * config/sparc/niagara.md: Likewise.
21900 * config/sparc/niagara2.md: Likewise.
21901 * config/sparc/ultra3.md: Likewise, and fix type matching for
21902 us3_ialuX reservation.
21904 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21906 * reload.c (find_reloads): Change the loop nesting when trying an
21907 alternative with swapped operands.
21909 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
21911 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
21912 comment. Delete unused parameter first_exp_point_map.
21913 (virt_loc_aware_diagnostic_finalizer): Update call.
21915 2012-04-26 Michael Hope <michael.hope@linaro.org>
21916 Richard Earnshaw <rearnsha@arm.com>
21918 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
21919 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
21920 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
21921 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
21923 2012-04-25 Sriraman Tallam <tmsriram@google.com>
21925 * doc/extend.texi: Document avx2 support.
21926 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
21928 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
21931 * config/cris/cris.md ("*andhi_lowpart_v32")
21932 ("*andqi_lowpart_v32"): Change first input-only operand from
21933 a (match_operand ...) to (match_dup 0). Drop alternatives with
21934 const_int-matching constraints for redundancy.
21935 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
21936 three-operand alternative.
21938 2012-04-25 Jakub Jelinek <jakub@redhat.com>
21941 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
21942 instead expand it as zero extension.
21944 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
21947 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
21949 2012-04-25 Jakub Jelinek <jakub@redhat.com>
21951 * common.opt (flag_debug_types_section): Default to 0.
21952 (dwarf_version): Default to 4.
21953 (dwarf_record_gcc_switches): Default to 1.
21954 (dwarf_strict): Default to 0.
21955 * toplev.c (process_options): Don't handle dwarf_strict
21956 or dwarf_version here.
21957 * config/vxworks.c (vxworks_override_options): Don't
21958 test whether dwarf_strict or dwarf_version are negative,
21959 instead test !global_options_set.x_dwarf_*.
21960 * config/darwin.c (darwin_override_options): Default to
21962 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
21963 and -fno-debug-types-section are now the default.
21965 2012-04-25 Jan Hubicka <jh@suse.cz>
21967 * cgraphunit.c: Update toplevel comment.
21968 (tree_rest_of_compilation): Merge into cgraph_expand_function.
21969 (cgraph_analyze_function): Make static.
21970 (cgraph_decide_is_function_needed): Make static.
21971 (cgraph_add_new_function): Use expand_function instead of
21972 rest_of_compilation.
21973 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
21974 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
21976 (cgraph_inline_p): Remove.
21977 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
21978 (init_cgraph): Add comment.
21979 * cgraphbuild.c (record_reference, mark_address, mark_load,
21980 mark_store): Do not call analyze_expr hook.
21981 * cgraph.c: Update toplevel comment.
21982 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
21983 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
21984 Move fere from cgraphunit.c
21985 (cgraph_mark_force_output_node): Move to cgraph.h
21986 * cgraph.h: Reorder so the comments match the function placement.
21987 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
21988 (cgraph_mark_force_output_node): Move here from cgraph.c
21989 * tree.c (free_lang_data): Do not clear analyze_expr hook.
21990 * ipa-inline-transform.c (preserve_function_body_p): New function.
21991 (inline_transform): Update.
21992 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
21993 * langhooks.h (lang_hooks_for_callgraph): Remove.
21994 (lang_hooks): Remove callgraph.
21995 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
21996 * varpool.c: Remove out of date comment.
21997 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
21998 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
22000 2012-04-25 Jan Hubicka <jh@suse.cz>
22002 PR middle-end/53089
22003 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
22004 forward declaration.
22005 (cgraph_finalize_function): Finalize them here.
22006 * symtab.c (dump_symtab): Dump ctors and dtors.
22008 2012-04-25 Jakub Jelinek <jakub@redhat.com>
22010 PR middle-end/52979
22011 * stor-layout.c (get_best_mode): Don't return mode with bitsize
22012 larger than maxbits. Don't compute maxbits modulo align.
22013 Also check that unit bytes long store at bitpos / unit * unit
22014 doesn't affect bits beyond bitregion_end.
22015 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
22016 would not fit into bitregion_start ... bitregion_end + 1 bit region.
22017 (store_split_bit_field): Decrease unit close to end of bitregion_end
22018 if access is restricted in order to avoid mutual recursion.
22020 PR tree-optimization/53058
22021 * double-int.h (double_int_max_value, double_int_min_value): New
22023 * double-int.c (double_int_max_value, double_int_min_value): New
22025 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
22026 or GT_EXPR with double_int_max_value instead of double_int_mask.
22028 2012-04-25 Richard Guenther <rguenther@suse.de>
22030 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
22031 * tree-vect-loop.c (vect_transform_loop): Adjust.
22032 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
22033 the maximum number of iterations for the epilogue loop.
22034 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
22036 2012-04-25 Jakub Jelinek <jakub@redhat.com>
22039 * c-typeck.c (set_nonincremental_init,
22040 set_nonincremental_init_from_string): Pass true instead of false
22041 as IMPLICIT to add_pending_init.
22043 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
22045 * c-typeck.c (pop_init_level): Improve diagnostics.
22047 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
22049 * compare-elim.c (try_eliminate_compare): Also handle operands with
22050 implicit extensions.
22052 2012-04-25 Alan Modra <amodra@gmail.com>
22054 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
22055 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
22056 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
22057 (no_global_regs_above): Delete.
22058 (no_global_regs): New function.
22059 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
22060 value for load multiple test.
22061 (savres_routine_syms): Increase size.
22062 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
22063 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
22064 rather than a number of boolean flags. Update all callers.
22065 (rs6000_savres_routine_name): Generate vector save/restore names.
22066 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
22067 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
22068 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
22069 and using_store_multiple. Expand uses. Don't always use r11 as
22070 frame reg when needed for out-of-line saves. Set up initial offset
22071 for out-of-line vector saves when buying stack frame. Handle pointer
22072 reg setup for out-of-line fp save. Emit call to out-of-line vector
22073 save function. Choose r11 or r12 for vrsave reg when available for
22075 (rs6000_output_function_prologue): Don't emit .extern for ELF.
22076 (rs6000_emit_epilogue): Choose a better frame reg when restoring
22077 from back-chain to suit out-of-line vector restore functions. Emit
22078 call to out-of-line vector restore function. Adjust register used
22079 for cr restore. Tweak pointer register setup for gpr restore.
22080 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
22082 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
22083 (V_SAVE_INLINE): Define.
22084 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
22086 2012-04-25 Alan Modra <amodra@gmail.com>
22088 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
22089 out-of-line save/restore for large frames. Don't disable
22090 out-of-line saves on ABI_AIX when using static chain reg.
22091 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
22092 clobber static chain reg, and tweak for out-of-line gpr saves
22095 2012-04-25 Alan Modra <amodra@gmail.com>
22097 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
22098 (rs6000_emit_prologue): Use the above to catch register overlap.
22100 2012-04-25 Alan Modra <amodra@gmail.com>
22102 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
22103 decl. Move logic selecting update reg to callers. Update all callers.
22104 (rs6000_emit_allocate_stack): Add copy_off param.
22105 (emit_frame_save): Don't handle reg+reg addressing.
22106 (ptr_regno_for_savres): New function, extracted from..
22107 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
22108 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
22109 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
22110 frame offset adjustment for out-of-line save with copy from sp.
22111 Simplify condition controlling whether cr is saved early or
22112 late. Use ptr_regno_for_savres to verify correct reg is set
22113 up for out-of-line saves. Pass the actual pointer reg used to
22114 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
22115 function. Rearrange spe vars so code is similar to that
22116 elsewhere in this function. Don't update frame_off when spe
22117 save code will restore r11. Use emit_frame_save for spe and
22118 gpr saves. Consolidate darwin out-of-line gpr setup with that
22119 for other abis. Don't assume frame_offset is zero and frame
22120 reg is sp when setting up altivec reg saves, and calculate
22121 exact offset requirement.
22122 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
22123 spe restore code. Consolidate darwin out-of-line gpr setup
22124 with that for other abis.
22126 2012-04-25 Alan Modra <amodra@gmail.com>
22128 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
22129 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
22131 (emit_frame_save): Delete frame_ptr param. Rename total_size to
22133 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
22134 and emit_frame_save calls. Cope with possibly missing note.
22136 2012-04-24 Sriraman Tallam <tmsriram@google.com>
22138 * config/i386/i386.c (build_processor_model_struct): New function.
22139 (make_var_decl): New function.
22140 (fold_builtin_cpu): New function.
22141 (ix86_fold_builtin): New function.
22142 (make_cpu_type_builtin): New function.
22143 (ix86_init_platform_type_builtins): New function.
22144 (ix86_expand_builtin): Expand new builtins by folding them.
22145 (ix86_init_builtins): Make new builtins to detect CPU type.
22146 (TARGET_FOLD_BUILTIN): New macro.
22147 (IX86_BUILTIN_CPU_INIT): New enum value.
22148 (IX86_BUILTIN_CPU_IS): New enum value.
22149 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
22150 * config/i386/i386-builtin-types.def: New function type.
22151 * doc/extend.texi: Document builtins.
22153 2012-04-24 Olivier Hainque <hainque@adacore.com>
22155 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
22156 * toplev.c (process_options): Default to dwarf_version 2.
22157 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
22158 and dwarf_version 2.
22160 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
22162 * tree-pretty-print.h (default_tree_printer): Do not declare.
22163 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
22165 (default_tree_diagnostic_starter): Make static.
22166 (default_tree_printer): Move to here. Make static.
22167 (tree_diagnostics_defaults): New.
22168 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
22169 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
22170 * toplev.c: Do not include tree-pass.h.
22171 (default_tree_printer): Move from here.
22172 (general_init): Use tree_diagnostics_defaults.
22174 2012-04-24 Chao-ying Fu <fu@mips.com>
22176 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
22177 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
22178 * config/mips/gnu-user.h
22179 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
22180 (GNU_USER_TARGET_LINK_SPEC): New define.
22181 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
22182 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
22183 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
22184 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
22185 GNU_USER_TARGET_ENDFILE_SPEC.
22186 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
22187 (GNU_USER_TARGET_LINK_SPEC): New define.
22188 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
22189 * config/mips/linux-common.h: New file.
22191 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22194 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
22195 (altivec_build_resolved_builtin): Call fully_fold_convert.
22197 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
22200 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
22202 2012-04-24 Richard Guenther <rguenther@suse.de>
22204 PR tree-optimization/53085
22205 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
22208 2012-04-24 Richard Guenther <rguenther@suse.de>
22210 * tree-if-conv.c (main_tree_if_conversion): Move bb under
22213 2012-04-24 Jim Meyering <meyering@redhat.com>
22215 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
22216 absence of an define_enum call.
22218 2012-04-24 Richard Guenther <rguenther@suse.de>
22220 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
22221 the epilogue loop is not re-used as unvectorized version
22222 record the its maximum number of iterations.
22224 2012-04-24 Andrew Pinski <apinski@cavium.com>
22226 * tree-ssa-forwprop.c (simplify_bitwise_binary):
22227 Don't directly use def1/def2.
22229 2012-04-24 Richard Guenther <rguenther@suse.de>
22231 PR tree-optimization/53098
22232 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
22235 2012-04-24 Andrew Pinski <apinski@cavium.com>
22238 * tree-ssa-forwprop.c (defcodefor_name): New function.
22239 (simplify_bitwise_binary): Use defcodefor_name instead of manually
22240 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
22241 Simplify "(~X | Y) & X" to "X & Y" and
22242 "(~X & Y) | X" to "X | Y".
22244 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22246 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
22247 validate_change to add clobbers if IN_GROUP is nonzero.
22248 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
22249 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
22251 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
22253 * config/s390/s390.c (insn_invalid_p): Likewise.
22255 2012-04-24 Jakub Jelinek <jakub@redhat.com>
22257 PR middle-end/53084
22258 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
22259 (output_addressed_constants): Likewise.
22261 PR middle-end/52999
22262 * varasm.c (get_section): Don't ICE for section conflicts with
22263 built-in section kinds.
22265 2012-04-23 DJ Delorie <dj@redhat.com>
22267 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
22268 (LIBSTDCXX): Change to CPP2.
22270 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
22273 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
22276 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
22278 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
22279 (*addsi_2_zext): Ditto.
22280 (*add<mode>_3): Ditto.
22281 (*addsi_3_zext): Ditto.
22282 (*add<mode>_5): Ditto.
22284 2012-04-23 Andrew Pinski <apinski@cavium.com>
22286 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
22287 (C & B) to (A OP0) & B.
22289 2012-04-23 Martin Jambor <mjambor@suse.cz>
22291 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
22292 temporaries created for a bitfield (reverting revision 122014).
22294 2012-04-23 Richard Guenther <rguenther@suse.de>
22296 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
22297 the condition using is_gimple_condexpr and avoid the not necessary
22299 (set_prologue_iterations): Likewise.
22300 (vect_loop_versioning): Likewise.
22302 2012-04-23 Richard Guenther <rguenther@suse.de>
22304 PR tree-optimization/53070
22305 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
22306 (main_tree_if_conversion): Verify we succeeded in that.
22308 2012-04-23 Jan Hubicka <jh@suse.cz>
22310 * lto-symtab.c (lto_cgraph_replace_node): Do not call
22311 mark_reahcable_node.
22312 * cgraph.c (cgraph_remove_node): Do not clear reachable.
22313 (cgraph_mark_reachable_node): Remove.
22314 (cgraph_mark_force_output_node): Do not set reachable.
22315 (dump_cgraph_node): Do not dump reachable.
22316 (cgraph_create_virtual_clone): Do not set reachable.
22317 * cgraph.h (cgraph_node): Remove reachable flag.
22318 (varpool_node): Remove reachable flag.
22319 (cgraph_mark_if_needed): Remove.
22320 (cgraph_mark_reachable_node): Remove.
22321 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
22322 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
22324 (cgraph_add_new_function): Likewise.
22325 (cgraph_mark_if_needed): Remove.
22326 (cgraph_analyze_function): Do not set target as reachable.
22327 (process_function_and_variable_attributes): Do not care about
22329 (cgraph_analyze_functions): Do not set reachable flags.
22330 (cgraph_mark_functions_to_output): Do not check reachability.
22331 (cgraph_copy_node_for_versioning): Do not set reachable flag.
22332 (dbxout_expand_expr): Update.
22333 * c-decl.c (merge_decls): Do not track changed externs.
22334 * ipa.c: Include pointer-set.h
22335 (enqueue_cgraph_node): Use reachable pointer set.
22336 (process_references): Likewise.
22337 (cgraph_remove_unreachable_nodes): Likewise.
22338 (whole_program_function_and_variable_visibility): Do not recompute
22340 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
22342 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
22344 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
22346 2012-04-23 Richard Guenther <rguenther@suse.de>
22349 * c-typeck.c (build_binary_op): Fix typo.
22351 2012-04-23 Jakub Jelinek <jakub@redhat.com>
22353 PR tree-optimizations/52891
22354 * tree-vect-patterns.c (adjust_bool_pattern): Use
22355 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
22356 but with non-standard precision.
22358 2012-04-22 Jan Hubicka <jh@suse.cz>
22360 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
22363 2012-04-22 Jan Hubicka <jh@suse.cz>
22365 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
22366 * cgraphbuild.c (record_reference, record_type_list, mark_address,
22367 mark_load, mark_store): Do not mark varpool nodes as needed.
22368 * cgraph.c (cgraph_new_nodes): Remove.
22369 (cgraph_create_function_alias): Do not mark nodes as reachable.
22370 (cgraph_add_thunk): Likewise.
22371 (cgraph_mark_reachable_node): Do not manage the queue.
22372 * cgraph.h (cgraph_node): Remove next_needed.
22373 (varpool_nodes_queue): Remove next_needed and prev_needed.
22374 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
22375 (cgraph_new_nodes): Declare.
22376 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
22377 (varpool_analyze_pending_decls): Remove.
22378 (varpool_analyze_node): New.
22379 (varpool_mark_needed_node): Remove.
22380 (varpool_first_variable, varpool_next_variable): New inlines.
22381 (varpool_first_static_initializer, varpool_next_static_initializer):
22383 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
22384 (varpool_first_defined_variable): New inline.
22385 (varpool_next_defined_variable): New inline
22386 (FOR_EACH_VARIABLE): Reimplement.
22387 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
22388 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
22390 * cgraphunit.c (cgraph_new_nodes): Declare here.
22391 (enqueue_node): New function.
22392 (cgraph_process_new_functions): update for new
22393 node set; when constructing cgraph enqueue node for processing.
22394 (cgraph_add_new_function): Use new node set.
22395 (process_function_and_variable_attributes): Do not set varpool needed
22397 (referred_to_p): New function.
22398 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
22399 when varpool is in construction.
22400 (cgraph_analyze_functions): Rewrite.
22401 (cgraph_expand_all_functions): Update.
22402 (cgraph_output_in_order): Do not analyze pending decls; do not set
22404 (cgraph_optimize): Do not analyze pending decls.
22405 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
22406 in other partition; do not mark node as needed.
22407 * dwarf2out.c (reference_to_unused): Use analyzed flag.
22408 (premark_types_used_by_global_vars_helper): Likewise.
22409 * ipa.c (process_references): Do not call varpool_mark_needed_node.
22410 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
22412 (function_and_variable_visibility): Do not mark node as needed.
22413 (whole_program_function_and_variable_visibility): Likewise.
22414 * Makefile.in (gt-varpool.h): No longer needed.
22415 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
22416 (ipa_write_summaries): Do not use needed flag.
22417 * varpool.c: Do not include gt-varpool.h
22418 (x_varpool_nodes_queue, x_varpool_last_needed_node,
22419 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
22420 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
22422 (varpool_remove_node): Do not update the lists.
22423 (dump_varpool_node): Do not dump needed flag.
22424 (varpool_enqueue_needed_node): Remove.
22425 (varpool_mark_needed_node): Remove.
22426 (varpool_reset_queue): Remove.
22427 (varpool_finalize_decl): Move to cgraphunit.c
22428 (varpool_analyze_node): New functions based on former
22429 varpool_analyze_pending_decls.
22430 (varpool_analyze_pending_decls): Remove.
22431 (varpool_assemble_decl): Do not update the lists.
22432 (enqueue_node): New function.
22433 (varpool_remove_unreferenced_decls): Rewrite.
22434 (varpool_empty_needed_queue): Remove.
22435 (add_new_static_var): Do not mark node as needed.
22436 (varpool_create_variable_alias): Handle expansion state
22438 * except.c (output_ttype): Do not mark node as needed.
22439 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
22440 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
22442 * tree-switch-conversion.c (build_one_array): Likewise.
22444 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
22447 * doc/invoke.texi (pedantic): Rename to Wpedantic.
22448 * common.opt (Wpedantic): New.
22449 (pedantic): Alias Wpedantic.
22450 * diagnostic.c (warning_at): Likewise.
22451 * c-decl.c (diagnose_mismatched_decls): Likewise.
22452 (build_array_declarator): Likewise.
22453 (mark_forward_parm_decls):
22454 (check_bitfield_type_and_width): Likewise.
22455 (grokdeclarator): Likewise.
22456 (grokfield): Likewise.
22457 (finish_struct): Likewise.
22458 (build_enumerator): Likewise.
22459 (store_parm_decls_oldstyle): Likewise.
22460 (declspecs_add_qual): Likewise.
22461 (declspecs_add_type): Likewise.
22462 (finish_declspecs): Likewise.
22463 * c-typeck.c (composite_type): Likewise.
22464 (comp_target_types): Likewise.
22465 (build_array_ref): Likewise.
22466 (pointer_diff): Likewise.
22467 (build_unary_op): Likewise.
22468 (build_conditional_expr): Likewise.
22469 (build_c_cast): Likewise.
22470 (convert_for_assignment): Likewise.
22471 (maybe_warn_string_init): Likewise.
22472 (digest_init): Likewise.
22473 (pop_init_level): Likewise.
22474 (set_init_index): Likewise.
22475 (c_finish_goto_label): Likewise.
22476 (c_finish_return): Likewise.
22477 (do_case): Likewise.
22478 (build_binary_op): Likewise.
22479 * c-parser.c (static): Likewise.
22480 (c_parser_external_declaration): Likewise.
22481 (c_parser_declaration_or_fndef): Likewise.
22482 (c_parser_static_assert_declaration_no_se): Likewise.
22483 (c_parser_enum_specifier): Likewise.
22484 (c_parser_struct_or_union_specifier): Likewise.
22485 (c_parser_struct_declaration): Likewise.
22486 (c_parser_alignas_specifier): Likewise.
22487 (c_parser_braced_init): Likewise.
22488 (c_parser_initelt): Likewise.
22489 (c_parser_compound_statement_nostart): Likewise.
22490 (c_parser_conditional_expression): Likewise.
22491 (c_parser_alignof_expression): Likewise.
22492 (c_parser_postfix_expression): Likewise.
22493 (c_parser_postfix_expression_after_paren_): Likewise.
22494 (c_parser_objc_class_instance_variables): Likewise.
22495 (c_parser_objc_method_definition): Likewise.
22496 (c_parser_objc_methodprotolist): Likewise.
22498 2012-04-22 Ian Lance Taylor <iant@google.com>
22500 * godump.c (go_output_typedef): Dump size of structs.
22502 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
22504 Correcting transform_to_exit_first_loop + fix to PR46886
22505 * tree-parloops.c (transform_to_exit_first_loop): Remove
22506 setting of number of iterations according to the loop pattern.
22507 Duplicate from entry to exit->src instead of loop->latch.
22508 (pallelize_loops): Remove the condition preventing do-while loops.
22509 * tree-cfg.c (bool bb_in_region_p): New.
22510 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
22511 Adjust redirection of the duplicated iteration.
22513 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
22516 * rtl.def (ADDRESS): Use "i" rather than "w".
22517 * rtl.h (find_base_term): Delete.
22518 (may_be_sp_based_p): Declare.
22519 * rtl.c (rtx_code_size): Remove ADDRESS special case.
22520 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
22521 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
22522 * alias.c: ...here.
22523 (find_base_term): Make static.
22524 (may_be_sp_based_p): New function.
22525 * dse.c (record_store): Use it.
22526 * store-motion.c (store_killed_in_insn): Likewise.
22528 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
22530 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
22532 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
22535 * c-typeck.c (inform_declaration): New.
22536 (build_function_call_vec): Do not pretty-print
22537 expressions when caret is enabled.
22538 (convert_arguments): Use inform_declaration.
22540 2012-04-20 Jim Meyering <meyering@redhat.com>
22542 * genmodes.c (make_complex_modes): Don't truncate a mode name of
22543 length 7 or more when prepending a "C". Suggested by Richard Guenther.
22545 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22547 PR rtl-optimization/44214
22548 * fold-const.c (exact_inverse): New function.
22549 (fold_binary_loc): Fold vector and complex division by constant into
22550 multiply by recripocal with flag_reciprocal_math; fold vector division
22551 by constant into multiply by reciprocal with exact inverse.
22553 2012-04-20 Jan Hubicka <jh@suse.cz>
22555 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
22557 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
22558 (cgraph_remove_node): Update.
22559 (cgraph_mark_needed_node): Remove.
22560 (cgraph_mark_force_output_node): New.
22561 (dump_cgraph_node): Do not dump needed flag.
22562 (cgraph_node_cannot_be_local_p_1): Update.
22563 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
22564 * cgraph.h (symtab_node_base): Add force_output flag.
22565 (cgraph_node): Remove needed flag.
22566 (varpool_node): Remove force_output flag.
22567 (cgraph_mark_needed_node): Remove.
22568 (cgraph_mark_force_output_node): New.
22569 (cgraph_only_called_directly_or_aliased_p,
22570 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
22571 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
22572 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
22573 (cgraph_add_new_function): Update.
22574 (cgraph_mark_if_needed): Update.
22575 (verify_cgraph_node): Update.
22576 (cgraph_analyze_function): Alias target is reachable.
22577 (process_function_and_variable_attributes): Update: externally_visible
22578 flag makes function reachable.
22579 (cgraph_analyze_functions): Update dumping.
22580 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
22581 input_overwrite_node, input_varpool_node): Update streaming.
22582 * lto-streamer-out.c (produce_symtab): Use force_output.
22583 * ipa.c (process_references): Weakrefs must be processed.
22584 (cgraph_remove_unreachable_nodes): Likewise; update for new
22586 (varpool_externally_visible_p): Weakrefs are externally visible
22587 even if they are not.
22588 (function_and_variable_visibility): Update; when processing alias
22589 pair force the targets to be output.
22590 (whole_program_function_and_variable_visility): Use
22591 mark_reachable_node.
22592 * trans-mem.c (ipa_tm_mark_needed_node): Remove
22593 (ipa_tm_mark_force_output_node): New function.
22594 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
22595 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
22597 * varasm.c (mark_decl_referenced): Update.
22598 (find_decl_and_mark_needed): Remove.
22599 (find_decl): New function.
22600 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
22601 alias targets as needed.
22602 (dump_tm_clone_pairs): Update.
22603 * tree-inline.c (copy_bb): Update check.
22604 * symtab.c (dump_symtab_base): Dump force_output.
22605 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
22606 * passes.c (execute_todo): Fix dumping.
22607 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
22608 (varpool_analyze_pending_decls): Alias target is reachable.
22609 (varpool_create_variable_alias): Finalize weakrefs.
22611 2012-04-20 Jakub Jelinek <jakub@redhat.com>
22614 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
22615 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
22616 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
22617 macros instead of constants.
22618 * dse.c (record_store): Check for SP ADDRESS by comparing
22619 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
22620 XEXP to be stack_pointer_rtx.
22622 2012-04-20 Richard Guenther <rguenther@suse.de>
22624 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
22625 update_call_from_tree when propagating into a call.
22627 2012-04-20 Alan Modra <amodra@gmail.com>
22629 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
22630 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
22631 sp_offset to frame_off. Move world save code earlier.
22633 2012-04-20 Richard Guenther <rguenther@suse.de>
22635 PR tree-optimization/53050
22636 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
22637 Do only one transform on COND_EXPRs at the same time.
22639 2012-04-19 Jan Hubicka <jh@suse.cz>
22641 * symtab.c (dump_symtab_base): Revert accidental checkin.
22643 2012-04-20 Alan Modra <amodra@gmail.com>
22646 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
22647 static chain, set REST_INLINE_FPRS too.
22649 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
22651 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
22654 2012-04-20 Richard Guenther <rguenther@suse.de>
22656 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
22657 loops that can never run more often than the vectorization factor.
22659 2012-04-19 Jan Hubicka <jh@suse.cz>
22661 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
22663 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
22665 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
22667 2012-04-19 Jim Meyering <meyering@redhat.com>
22669 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
22670 We verified above that the string(including trailing NUL) fits in buf,
22671 so just use memcpy.
22673 2012-04-19 Richard Guenther <rguenther@suse.de>
22675 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
22676 for dumping DECL_SECTION_NAME.
22678 2012-04-19 Michael Matz <matz@suse.de>
22680 PR middle-end/52977
22681 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
22682 (struct tree_vector): Adjust GTY length.
22683 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
22685 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
22687 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
22688 caller emitted the length calulation already.
22689 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
22690 before handling any of the fields for structs.
22692 2012-04-19 Richard Guenther <rguenther@suse.de>
22694 PR tree-optimization/53031
22695 * tree-vrp.c (adjust_range_with_scev): Revert back to
22696 using max_loop_iterations.
22698 2012-04-19 Michael Matz <matz@suse.de>
22700 * diagnostic.c (emit_diagnostic): Move va_end call after user
22702 (warning, warning_at, pedwarn, permerror): Ditto.
22704 2012-04-19 Richard Guenther <rguenther@suse.de>
22706 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
22709 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
22712 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
22713 the case *(X+const).
22715 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
22717 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
22719 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
22722 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
22723 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
22725 2012-04-19 Richard Guenther <rguenther@suse.de>
22727 PR rtl-optimization/44688
22728 * loop-iv.c (determine_max_iter): Only return max_iter.
22729 (iv_number_of_iterations): Also use the recorded loop bound
22730 on the maximum number of iterations.
22731 * loop-unroll.c (decide_unroll_runtime_iterations): Use
22732 max_iter to avoid unrolling loops that do not roll.
22733 (decide_unroll_stupid): Likewise.
22735 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
22737 * targhooks.c (default_case_values_threshold): Fix code style nit.
22739 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
22740 case range and type folding from here...
22741 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
22742 type, as documented in tree.def.
22744 2012-04-18 Jan Hubicka <jh@suse.cz>
22746 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
22748 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
22749 cgraph hash and same comdat groups.
22750 (cgraph_optimize): Verify symbol table.
22751 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
22752 (dissolve_same_comdat_group_list): Work on symtab nodes.
22753 (function_and_variable_visibility): Dissolve variable same comdat group
22755 * symtab.c: Include timevar.h
22756 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
22758 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
22760 * tree-switch-conversion.c (info): Remove global pass info.
22761 (check_range, check_process_case, check_final_bb, create_temp_arrays,
22762 free_temp_arrays, gather_default_values, build_constructors,
22763 array_value_type, build_one_array, build_arrays, gen_def_assigns,
22764 fix_phi_nodes, gen_inbound_check): Pass info around from ...
22765 (process_switch): ... here. Unify message format. Return a const
22766 char pointer to the failure reason message.
22767 (do_switchconv): Unify message format. Update process_switch usage.
22769 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
22770 * tree-cfg.c (edge_to_cases): Fix documentation.
22772 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
22774 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
22776 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22778 PR tree-optimization/52976
22779 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
22780 (possibly_move_powi): New function.
22781 (rewrite_expr_tree): Call possibly_move_powi.
22782 (rewrite_expr_tree_parallel): Likewise.
22783 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
22784 call add_to_ops_vec instead.
22786 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22788 PR tree-optimization/52976
22789 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
22790 (decrement_power): Likewise.
22791 (propagate_op_to_single_use): Likewise.
22792 (zero_one_operation): Handle __builtin_pow* calls in linearized
22793 expression trees; factor logic into propagate_op_to_single_use.
22794 (undistribute_ops_list): Allow operands with repeat counts > 1.
22796 2012-04-18 Richard Guenther <rguenther@suse.de>
22798 PR tree-optimization/44688
22799 * cfgloop.h (record_niter_bound): Declare.
22800 * tree-ssa-loop-niter.c (record_niter_bound): Export.
22801 Update the estimation with the upper bound here...
22802 (estimate_numbers_of_iterations_loop): ... instead of here.
22803 Do not forcefully reset a recorded upper bound.
22804 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
22805 Record the maximum number of loop iterations of the prologue loop.
22807 2012-04-18 Jan Hubicka <jh@suse.cz>
22809 * lto-symtab.c (lto_cgraph_replace_node): Update.
22810 * cgraphbuild.c (record_reference, record_type_list,
22811 record_eh_tables, mark_address, mark_load, mark_store): Update.
22812 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
22813 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
22815 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
22816 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
22817 * reload.c: Fix typo in comment.
22818 * rtlanal.c: Likewise.
22819 * tree-emultls.c (gen_emutls_addr): Update.
22820 * ipa-reference.c (analyze_function): Update.
22821 * cgraphunit.c (cgraph_analyze_function,
22822 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
22824 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
22825 (ipa_remove_reference): Likewise.
22826 (ipa_remove_all_refering): Rename to ...
22827 (ipa_remove_all_referring): ... this one; update.
22828 (ipa_dump_references): Update.
22829 (ipa_dump_referring): Update.
22830 (ipa_clone_references): Update.
22831 (ipa_clone_refering): Rename to ...
22832 (ipa_clone_referring): ... this one; update.
22833 (ipa_ref_cannot_lead_to_return): Update.
22834 (ipa_ref_has_aliases_p): Update.
22835 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
22837 (ipa_ref_type): Remove.
22838 (ipa_ref_ptr_u): Remove.
22839 (ipa_ref): Remove referencing, refered, refered_index, refering_type
22840 and refered_type; add referring, referred and referred_index.
22841 (ipa_ref_list): Rename refering to referring.
22842 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
22843 ipa_clone_references, ipa_clone_referring): Update prototypes.
22844 * lto-cgraph.c (referenced_from_other_partition_p): Update.
22845 (lto_output_ref): Update.
22846 (add_references): Update.
22847 (input_varpool_node): Update.
22848 (input_refs): Update.
22849 * ipa-ref-inline.h (ipa_ref_node): Update.
22850 (ipa_ref_varpool_node): Update.
22851 (ipa_ref_referring_node): Update.
22852 (ipa_ref_referring_varpool_node): Update.
22853 (ipa_ref_referring_ref_list): Update.
22854 (ipa_ref_referred_ref_list): Update.
22855 (ipa_ref_list_first_referring): Update.
22856 (ipa_empty_ref_list): Update.
22857 (ipa_ref_list_refering_iterate): Rename to ...
22858 (ipa_ref_list_referring_iterate): ... this one.
22859 * cse.c: Update comment.
22860 * ipa-utils.c (ipa_reverse_postorder): Update.
22861 * tree-ssa-alias.c: Update.
22862 * ipa-inline.c (reset_edge_caches): Update.
22863 (update_caller_keys): Update.
22864 * ipa-inline.h: Update comments.
22865 * jump.c: Update comment.
22866 * alias.c: Likewise.
22867 * ipa.c (process_references): Update.
22868 (cgraph_remove_unreachable_nodes): Likewise.
22869 (ipa_discover_readonly_nonaddressable_var): Likewise.
22870 (cgraph_address_taken_from_non_vtable_p): Likewise.
22871 * trans-mem.c (ipa_tm_execute): Update.
22872 * simplify-rtx.c: Fix comment.
22873 * rtl.c: Fix comment.
22874 * symtab.c (symtab_unregister_node): Update.
22875 * varpool.c (dump_varpool_node): Update.
22876 (varpool_analyze_pending_decls): Update.
22877 (assemble_aliases): Update.
22878 (varpool_for_node_and_aliases): Update.
22880 2012-04-18 Richard Guenther <rguenther@suse.de>
22882 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
22883 use_undefined_p parameter.
22884 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
22885 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
22887 (estimate_numbers_of_iterations): Likewise.
22888 (estimated_loop_iterations): Adjust.
22889 (max_loop_iterations): Likewise.
22890 (scev_probably_wraps_p): Likewise.
22891 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
22892 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
22893 not max_loop_iterations.
22894 (execute_vrp): Remove explicit number of iterations estimation.
22896 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
22898 * config/i386/linux-common.h: New.
22900 * config.gcc: Add i386/linux-common.h before
22901 all i386/linux.h and i386/linux64.h usages.
22903 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
22904 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
22905 * config/i386/gnu-user64.h: Likewise.
22907 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
22908 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
22909 (GNU_USER_TARGET_MATHFILE_SPEC): New.
22910 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
22912 2012-04-18 Jan Hubicka <jh@suse.cz>
22914 * cgraph.c (cgraph_node_name): Remove.
22915 (dump_cgraph_node): Use dump_symtab_base; reformat.
22916 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
22917 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
22919 (cgraph_node_name, varpool_node_name): Remove.
22920 (cgraph_node_asm_name, varpool_node_asm_name,
22921 cgraph_node_name, varpool_node_name): New.
22922 * tree-pass.h (TODO_dump_cgraph): Rename to ...
22923 (TODO_dump_symtab): ... this one.
22924 * ipa-cp (pass_ipa_cp): Update.
22925 * ia-reference.c (generate_summary, read_write_all_from_decl,
22926 propagate, ipa_reference_read_optimization_summary): Update.
22927 * cgraphunit.c (cgraph_analyze_functions): Update.
22928 (cgraph_optimize): Update.
22929 * ipa-ref.c (ipa_dump_references): Update.
22930 (ipa_dump_refering): Update.
22931 * ipa-inline.c (pass_ipa_inline): Update.
22932 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
22933 * ipa.c (pass_ipa_function_visibility,
22934 pass_ipa_whole_program_visibility): Update.
22935 * tree-sra.c (pass_early_ipa_sra): Update.
22936 * symtab.c: Include langhooks.h
22937 (symtab_node_asm_name): New.
22938 (symtab_node_name): New.
22939 (symtab_type_names): New static var.
22940 (dump_symtab_base): New.
22941 (dump_symtab_node, dump_symtab): New.
22942 (debug_symtab_node, debug_symtab): New.
22943 * tree-ssa-structalias.c: Dump symbol table.
22944 * pases.c (execute_todo): Handle TODO_dump_symtab instead
22945 of TODO_dump_cgraph.
22946 * varpoo.c (varpool_node_name): Remove.
22947 (dump_varpool_node): Use dump_symtab_base; reformat.
22949 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
22951 * doc/invoke.texi (Language Independent Options): @item should be
22954 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
22957 * rtl.c (rtx_code_size): Handle ADDRESS.
22959 2012-04-17 Tom de Vries <tom@codesourcery.com>
22961 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
22962 is not a STMT_LIST.
22964 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
22967 * config/i386/sync.md (atomic_<code><mode>): Rename to
22968 atomic_<logic><mode>.
22970 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
22972 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
22973 * alias.c (reg_base_value): Expand and update comment.
22974 (arg_base_value): New variable.
22975 (unique_id): Move up file.
22976 (unique_base_value, unique_base_value_p, known_base_value_p): New.
22977 (find_base_value): Use arg_base_value and known_base_value_p.
22978 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
22979 (find_base_term): Use known_base_value_p.
22980 (base_alias_check): Use unique_base_value_p.
22981 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
22982 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
22984 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
22986 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
22988 2012-04-17 Michael Matz <matz@suse.de>
22990 PR tree-optimization/18437
22991 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
22992 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
22993 (vect_check_strided_load): Declare.
22994 * tree-vect-data-refs.c (vect_check_strided_load): New function.
22995 (vect_analyze_data_refs): Use it to accept strided loads.
22996 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
22998 2012-04-17 Richard Guenther <rguenther@suse.de>
23000 PR middle-end/53011
23001 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
23002 loops when redirecting an entry or latch edge.
23004 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
23006 * sel-sched.c (sel_global_init): Revert previous change.
23008 2012-04-17 Richard Guenther <rguenther@suse.de>
23010 * tree-flow.h (array_at_struct_end_p): Move declaration ...
23011 * tree.h (array_at_struct_end_p): ... here.
23012 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
23013 * expr.c (array_at_struct_end_p): ... here. Rewrite.
23015 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
23017 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
23018 COST_TABLE): Remove.
23019 (estimate_case_costs): Remove.
23020 (expand_case): Do not call estimate_case_costs
23021 to set use_cost_table.
23022 (balance_case_nodes): Do not use use_cost_table.
23024 2012-04-16 Jan Hubicka <jh@suse.cz>
23026 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
23027 (hash_node, eq_node): Remove.
23028 (cgraph_create_node): Do not handle hashtable.
23029 (cgraph_get_node): Remove.
23030 (cgraph_insert_node_to_hashtable): Remove.
23031 (hash_node_by_assembler_name): Remove.
23032 (eq_assembler_name): Remove.
23033 (cgraph_node_for_asm): Rewrite.
23034 (cgraph_find_replacement_node): Break out from ...
23035 (cgraph_remove_node): ... here; do not maintain hashtables.
23036 (change_decl_assembler_name): Remove.
23037 (cgraph_clone_node): Do not maintain hashtables.
23038 * cgraph.h (const_symtab_node): New typedef.
23039 (cgraph_insert_node_to_hashtable): Remove.
23040 (symtab_get_node, symtab_node_for_asm,
23041 symtab_insert_node_to_hashtable): Declare.
23042 (cgraph_find_replacement_node): Declare.
23043 (cgraph_get_node, varpool_get_node): Turn into inlines.
23044 (cgraph, varpool): Work sanely on NULL pointers.
23045 (FOR_EACH_SYMBOL): New walker.
23046 * ipa-inline-transform.c (save_inline_function_body): Use
23047 symtab_insert_node_to_hashtable.
23048 * symtab.c: Include ggc.h and diagnostics.h
23049 (symtab_hash, assembler_name_hash): New static vars;
23050 (hash_node, eq_node, hash_node_by_assembler_name,
23051 eq_assembler_name, insert_to_assembler_name_hash,
23052 unlink_from_assembler_name_hash): New.
23053 (symtab_register_node): Update hashtables.
23054 (symtab_insert_node_to_hashtable): New.
23055 (symtab_unregister_node): Update hashtables.
23056 (symtab_get_node): New.
23057 (symtab_node_for_asm): New.
23058 (change_decl_assembler_name): New.
23059 * Makefile.in (symtab.o): Needs GTY.
23060 * varpool.c (varpool_hash): Remove.
23061 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
23062 (varpool_node): Rewrite using varpool_get_node.
23063 (varpool_remove_node): DO not maintain hashtables.
23064 (varpool_node_for_asm): Rewrite.
23066 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
23068 * doc/invoke.texi: Copy-edit to put verbs in the present tense
23069 when describing the current behavior of GCC.
23071 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
23073 * genemit.c (gen_exp): Remove ADDRESS handling.
23074 * genoutput.c (scan_operands): Likewise.
23075 * genpeep.c (match_rtx): Likewise.
23076 * genrecog.c (add_to_sequence): Likewise.
23078 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
23080 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
23082 2012-04-16 Martin Jambor <mjambor@suse.cz>
23084 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
23087 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
23090 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
23091 hints for 'A' operand types.
23093 2012-04-16 Jan Hubicka <jh@suse.cz>
23095 * cgraph.h (symtab_node_base): Add next and previous pointers.
23096 (cgraph_node): Remove next and preivous pointers.
23097 (varpool_node): Likewise; remove next/previous GTY marker;
23098 it is not type safe.
23099 (symtab_node_def): Update GTY marker
23100 (x_cgraph_nodes, cgraph_nodes): Remove.
23101 (symtab_nodes): New function.
23102 (cgraph_order): Rename to ...
23103 (symtab_order): ... this one.
23104 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
23106 (x_varpool_nodes, varpool_nodes): Remove.
23107 (FOR_EACH_STATIC_VARIABLE): Update.
23108 (symtab_function_p, symtab_variable_p): New function.
23109 (FOR_EACH_VARIABLE): Update.
23110 (varpool_first_variable, varpool_next_variable): New functions.
23111 (FOR_EACH_VARIABLE): Update.
23112 (cgraph_first_defined_function): Update.
23113 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
23114 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
23115 (cgraph_first_function, cgraph_next_function): New.
23116 (FOR_EACH_FUNCTION): Update.
23117 (cgraph_first_function_with_gimple_body,
23118 cgraph_next_function_with_gimple_body): Update.
23119 * symtab.c: New file.
23120 * cgraph.c: Update copyright dates.
23121 (x_cgraph_nodes, cgraph_order): Remove.
23122 (NEXT_FREE_NODE): Update.
23123 (SET_NEXT_FREE_NODE): New.
23124 (cgraph_create_node_1): Remove common code.
23125 (cgraph_create_node): Remove common code; call symtab_register_node.
23126 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
23127 (cgraph_add_asm_node): Update.
23128 (cgraph_clone_node): Register new node.
23129 * cgraphunit.c (process_function_and_variable_attributes): Update.
23130 (cgraph_analyze_functions): Update.
23131 (cgraph_analyze_functions): Update.
23132 (cgraph_output_in_order): Update.
23133 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
23135 * ipa-inline.c (recursive_inlining): Update.
23136 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
23137 * ipa.c (cgraph_remove_unreachable_nodes): Update.
23138 * Makefile.in: Add symtab.o
23139 * varpool.c (x_varpool_nodes): Remove
23140 (varpool_node): Remove common code; call symtab_register_node.
23141 (varpool_remove_node): Remove common code; call symtab_unregister_node.
23143 2012-04-16 Richard Guenther <rguenther@suse.de>
23145 PR middle-end/52977
23146 * tree.h (VECTOR_CST_NELTS): Adjust.
23147 (struct tree_vector): Add explicit length field.
23148 (make_vector_stat): Declare.
23149 (make_vector): Define.
23150 * tree.c (make_vector_stat): New function.
23151 (build_vector_stat): Use it.
23152 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
23154 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23156 PR tree-optimization/52976
23157 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
23158 (undistribute_ops_list): Ops with repeat counts aren't eligible for
23160 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
23162 2012-04-16 Jan Hubicka <jh@suse.cz>
23164 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
23166 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
23167 walkers to walk cgraph and varpool.
23168 * cgraph.c (cgraph_node_for_asm): Likewise.
23169 (dump_cgraph): Likewise.
23170 * value-prof.c (init_node_map): Likewise.
23171 * tree.c (free_lang_data_in_cgraph): Likewise.
23172 * tree-emutls.c: (ipa_lower_emutls): Likewise.
23173 * ipa-reference.c (generate_summary, propagate): Likewise.
23174 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
23175 cgraph_mark_functions_to_output, cgraph_output_in_order,
23176 output_weakrefs, cgraph_materialize_all_clones,
23177 cgraph_optimize): Likewise.
23178 * lto-cgraph.c (merge_profile_summaries): Likewise.
23179 (input_cgraph): Likewise.
23180 * ipa-pure-const.c (generate_summary): Likewise.
23181 (propagate): Likwise.
23182 * ipa-utils.c (ipa_reduced_postorder): Likewise.
23183 (ipa_free_postorder_info): Likewise.
23184 (ipa_reverse_postorder): Likewise.
23185 * ipa-inline.c (ipa_inline): Likewise.
23186 * matrix-reorg.c (find_matrices_decl): Likewise.
23187 (matrix_reorg): Likewise.
23188 * tree-vectorizer.c (increase_alignment): Likewise.
23189 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
23190 (function_and_variable_visibility): Likewise.
23191 (whole_program_function_and_variable_visibility): Likewise.
23192 (ipa_cdtor_merge): Likewise.
23193 * trans-mem.c (ipa_tm_execute): Likewise.
23194 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
23195 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
23196 (ipa_print_all_params): Likewise.
23197 (ipa_update_after_lto_read): Likewise.
23198 * tree-profie.c (tree_profiling): Likewise.
23199 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
23200 * passes.c (dump_passes): Likewise.
23201 (do_per_function): Likewise.
23202 (ipa_write_summaries): Likewise.
23203 * varpool.c (dump_varpool): Likewise.
23204 (varpool_node_for_asm): Likewise.
23205 (varpool_assemble_pending_decls): Likewise.
23207 2012-04-16 Richard Guenther <rguenther@suse.de>
23209 PR tree-optimization/52975
23210 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
23211 condition but always mark it with TRUTH_NOT_EXPR.
23213 2012-04-16 Richard Guenther <rguenther@suse.de>
23215 PR tree-optimization/52975
23216 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
23217 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
23218 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
23219 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
23221 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
23223 * config/i386/sse.md (ssse3_plusminus): New code iterator.
23224 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
23225 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
23226 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
23227 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
23228 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
23229 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
23231 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
23232 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
23233 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
23234 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
23235 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
23236 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
23238 (xop_plus): New code iterator.
23239 (macs): New code attribute.
23241 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
23242 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
23244 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
23245 xop_plus code iterator.
23246 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
23247 xop_plus code iterator.
23248 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
23249 xop_plus code iterator.
23250 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
23251 xop_plus code iterator.
23253 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
23254 any_extend code iterator.
23255 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
23256 any_extend code iterator.
23257 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
23258 any_extend code iterator.
23259 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
23260 any_extend code iterator.
23261 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
23262 any_extend code iterator.
23263 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
23264 any_extend code iterator.
23266 2012-04-14 Tom de Vries <tom@codesourcery.com>
23268 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
23269 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
23270 DELETED_LABEL note, and move it to ...
23271 * cfgrtl.c (delete_insn): ... here. Change return type to void.
23272 (delete_insn_and_edges): Likewise.
23273 (delete_insn_chain): Handle new return type of delete_insn. Delete
23274 chain backwards rather than forwards.
23275 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
23277 * cfglayout.c (fixup_reorder_chain): Delete unused label.
23279 2012-04-14 Jan Hubicka <jh@suse.cz>
23281 * cgraph.h: Update copyrights;
23282 (symtab_node): Turn to union typedef.
23283 (symtab_node_base): New structure.
23284 (symtab_type): Add SYMTAB_SYMBOL tag.
23285 (cgraph_node): Annotate some pinters with nested_ptr.
23286 (varpool_node): Likewise.
23287 (cgraph_local_info): Remove lto_file_data
23288 and externally_visible.
23289 (cgraph_node): Remove decl; same_comdat_group list;
23290 aux; ref_list; order; address_taken; reachable_from_other_parittion,
23291 in_other_partition; resolution.
23292 (varpool_node): Remove decl; same_comdat_group;
23293 ref_list; lto_file_data; aux; order; resolution; externally_visible;
23294 used_from_other_partition; in_other_partition.
23295 (symtab_node_def): New union.
23296 (cgraph, varpool): Update.
23297 (varpool_first_static_initializer, varpool_next_static_initializer,
23298 cgraph_only_called_directly_or_aliased_p,
23299 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
23300 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
23301 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
23303 * cgraph.c: Likewise.
23304 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
23305 * cgraphbuild.c: Likewise.
23306 * lto-symtab.c: Likewise.
23307 * c-gimplify.c: Likewise.
23308 * value-prof.c: Likewise.
23309 * tree.c: Likewise.
23310 * ipa-cp.c: Likewise.
23311 * tree-emutls.c: Likewise.
23312 * ipa-inline-transform.c: Likwise.
23313 * ipa-reference.c: Likewise.
23314 * cgraphunit.c: Likewise.
23315 * ipa-ref.c: Likewise.
23316 * lto-cgraph.c: Likewise.
23317 * ipa-ref-inline.h: Likewise.
23318 * ipa-pure-const.c: Likewise.
23319 * lto-streamer-out.c: Likewise.
23320 * ipa-utils.c: Likewise.
23321 * ipa-inline.c: Likewise.
23322 * matrix-reorg.c: Likewise.
23323 * tree-eh.c: Likewise.
23324 * tree-vectorizer.c: Likewise.
23325 * ipa-split.c: Likewise.
23327 * trans-mem.c: Likewise.
23328 * ipa-inline-analysis.c: Likewise.
23329 * gimplify.c: Likewise.
23330 * cfgexpand.c: Likewise.
23331 * tree-sra.c: Likewise.
23332 * ipa-prop.c: Likewise.
23333 * varasm.c: Likewise.
23334 * tree-nested.c: Likewise.
23335 * tree-inline.c: Likewise.
23336 * tree-profile.c: Likewise.
23337 * tree-ssa-structalias.c: Likewise.
23338 * passes.c: Likewise.
23339 * varpool.c: Likewise.
23341 2012-04-14 Tom de Vries <tom@codesourcery.com>
23343 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
23344 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
23345 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
23347 (gsi_advance_fw_nondebug_nonlocal): New function.
23348 (local_def): Removed function.
23349 (same_succ_hash): Use stmt_local_def.
23350 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
23351 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
23353 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
23355 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
23356 and __ILP32__ for x32.
23358 2012-04-13 Martin Jambor <mjambor@suse.cz>
23360 PR middle-end/52939
23361 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
23362 fold_ctor_reference returns a zero constant.
23364 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
23366 * config.gcc: Add i386/gnu-user-common.h before all
23367 i386/gnu-user.h and i386/gnu-user64.h usages.
23369 * config/i386/gnu-user-common.h: New.
23371 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
23372 (CC1_SPEC): Likewise.
23373 (ENDFILE_SPEC): Likewise.
23374 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
23375 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
23376 (TARGET_OS_CPP_BUILTINS): Likewise.
23377 (LIBGCC2_HAS_TF_MODE): Likewise.
23378 (LIBGCC2_TF_CEXT): Likewise.
23379 (TF_SIZE): Likewise.
23380 (TARGET_ASM_FILE_END): Likewise.
23381 (STACK_CHECK_MOVING_SP): Likewise.
23382 (STACK_CHECK_STATIC_BUILTIN): Likewise.
23383 * config/i386/gnu-user64.h: Likewise.
23385 2012-04-13 Martin Jambor <mjambor@suse.cz>
23387 * expr.c (expand_expr_real_1): Pass type, not the expression, to
23388 set_mem_attributes for a memory temporary. Do not call the function
23389 for the memory temporary created for a bitfield.
23391 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
23394 * df.h (enum debug_temp_where): New.
23395 (dead_debug_init, dead_debug_finish) Declare.
23396 (dead_debug_add, dead_debug_insert_temp): Declare.
23397 (struct dead_debug_use, struct dead_debug): Moved from...
23398 * df-problems.c: ... here.
23399 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
23401 (df_create_unused_note): Likewise.
23402 (df_set_dead_notes_for_mw): Move comment where it belongs.
23403 (dead_debug_init): Export.
23404 (dead_debug_reset_uses): New, factored out of...
23405 (dead_debug_finish): ...this. Export.
23406 (dead_debug_reset): Remove.
23407 (dead_debug_add): Export.
23408 (dead_debug_insert_before): Rename to...
23409 (dead_debug_insert_temp): ... this. Add where argument. Export.
23410 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
23411 Return insertion count.
23412 (df_note_bb_compute): Adjust.
23413 * dce.c (word_dce_process_block): Adjust dead debug uses.
23414 (dce_process_block): Likewise.
23416 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
23418 * df-problems.c (df_note_bb_compute): Do not take note of
23419 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
23421 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
23424 * var-tracking.c (expand_depth): New type.
23425 (onepart_aux, expand_loc_callback_data): Change depth type to it.
23426 (loc_exp_dep_alloc): Adjust initializer.
23427 (update_depth): Use new type. Add entryvals.
23428 (vt_expand_var_loc_chain): Take note of expansions with
23429 ENTRY_VALUEs, but don't accept them right away. Run an optional
23430 second pass accepting the minimum ENTRY_VALUE count found in the
23432 (vt_expand_loc_callback, INIT_ELCD): Adjust.
23434 2012-04-13 Tom de Vries <tom@codesourcery.com>
23436 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
23437 parameters vuse and vuse_escaped.
23438 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
23439 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
23442 2012-04-13 Richard Guenther <rguenther@suse.de>
23444 PR tree-optimization/52969
23445 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
23446 the condition for the COND_EXPR and handle predicate negation
23447 by swapping the COND_EXPR arms.
23449 2012-04-13 Nick Clifton <nickc@redhat.com>
23451 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
23452 TODO_dump_func flag.
23454 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
23456 PR rtl-optimization/52203
23457 PR rtl-optimization/52715
23459 Revert the 2012-03-07 fix for PR 52203.
23460 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
23461 the insn does not modify DFA right before issuing, adjust
23462 issue_rate accordingly.
23464 2012-04-13 Richard Guenther <rguenther@suse.de>
23467 * c-typeck.c (pointer_diff): Remove bogus assert.
23469 2012-04-13 Richard Guenther <rguenther@suse.de>
23472 * convert.c (convert_to_pointer): Remove special-casing of zero.
23474 2012-04-13 Joey Ye <joey.ye@arm.com>
23476 * config/arm/constraints.md (Pe): New constraint.
23477 * config/arm/arm.md: New split for imm 256-510.
23479 2012-04-13 Terry Guo <terry.guo@arm.com>
23481 * config/arm/arm-cores.def: Added core cortex-m0plus.
23482 * config/arm/arm-tune.md: Regenerated.
23483 * config/arm/arm-tables.opt: Regenerated.
23484 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
23486 2012-04-13 Alan Modra <amodra@gmail.com>
23489 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
23490 tie regs on destination of sets. Delete forward declaration.
23491 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
23492 (rs6000_emit_prologue): Likewise.
23493 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
23495 (is_mem_ref): Use tie_operand to recognise stack ties.
23496 * config/rs6000/predicates.md (tie_operand): New.
23497 * config/rs6000/rs6000.md (restore_stack_block): Generate new
23499 (restore_stack_nonlocal): Likewise.
23500 (stack_tie): Update.
23501 (frame_tie): Delete.
23503 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23505 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
23506 HOST_WIDE_INT_PRINT_DEC in format strings.
23508 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
23511 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
23512 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
23513 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
23514 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
23515 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
23516 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
23517 avx2_permvarv8si using VI4F_256 mode iterator.
23518 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
23519 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
23520 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
23521 gen_avx2_permvarv8sf.
23522 (expand_vec_perm_pshufb): Ditto.
23524 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
23527 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
23528 the list of options to enable the FCFID instruction.
23529 (TARGET_EXTRA_BUILTINS): Adjust comment.
23531 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23533 PR tree-optimization/18589
23534 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
23535 (operand_entry): Add count field.
23536 (add_repeat_to_ops_vec): New function.
23537 (completely_remove_stmt): Likewise.
23538 (remove_def_if_absorbed_call): Likewise.
23539 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
23540 (acceptable_pow_call): New function.
23541 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
23542 entries with repeat counts when found.
23543 (repeat_factor_d): New struct and associated typedefs.
23544 (repeat_factor_vec): New static vector variable.
23545 (compare_repeat_factors): New function.
23546 (get_reassoc_pow_ssa_name): Likewise.
23547 (attempt_builtin_powi): Likewise.
23548 (reassociate_bb): Call attempt_builtin_powi.
23549 (fini_reassoc): Two new calls to statistics_counter_event.
23551 2012-04-12 Richard Guenther <rguenther@suse.de>
23553 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
23554 * cgraph.h (tree_rest_of_compilation): Remove.
23555 * cgraph.c (cgraph_add_new_function): Move ...
23556 * cgraphunit.c (cgraph_add_new_function): ... here.
23557 (tree_rest_of_compilation): Make static.
23558 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
23559 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
23560 gate_all_early_local_passes, execute_all_early_local_passes,
23561 pass_early_local_passes, gate_all_early_optimizations,
23562 pass_all_early_optimizations): Move ...
23563 * passes.c (gate_all_optimizations, pass_all_optimizations,
23564 gate_all_early_local_passes, execute_all_early_local_passes,
23565 pass_early_local_passes, gate_all_early_optimizations,
23566 pass_all_early_optimizations): ... here.
23567 * tree-optimize.c (execute_free_datastructures): Remove.
23568 * tree-flow.h (execute_free_datastructures): Remove.
23569 * tree-optimize.c (execute_init_datastructures,
23570 pass_init_datastructures): Move ...
23571 * tree-ssa.c (execute_init_datastructures,
23572 pass_init_datastructures): ... here.
23573 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
23574 execute_free_datastructures.
23576 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
23578 * dbgcnt.def (ira_move): New counter.
23579 * ira-int.h (ira_create_new_reg): Declare function.
23580 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
23581 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
23582 no longer static. All callers changed.
23583 * ira.c: Include "dbgcnt.h".
23584 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
23585 move_unallocated_pseudos): New static functions.
23586 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
23587 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
23588 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
23589 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
23590 to the pseudos generated in find_moveable_pseudos.
23591 * Makefile.in (ira.o): Add $(DBGCNT_H).
23593 2012-04-12 Richard Guenther <rguenther@suse.de>
23595 PR tree-optimization/52943
23596 * tree-chrec.h (chrec_is_positive): Remove.
23597 * tree-scalar-evolution.c (chrec_is_positive): Move ...
23598 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
23599 Return false for a constant zero instead of negative.
23600 (analyze_siv_subscript_cst_affine): Handle zero difference
23601 in the initial condition explicitely.
23603 2012-04-12 Richard Guenther <rguenther@suse.de>
23605 * tree-parloops.c (parallelize_loops): Also consult the upper
23606 bound for the number of iterations.
23607 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
23608 (loop_prefetch_arrays): Likewise.
23610 2012-04-12 Richard Guenther <rguenther@suse.de>
23612 * cfgloop.h (estimated_loop_iterations_int): Ditch
23613 'conservative' parameter.
23614 (max_stmt_executions_int): Likewise.
23615 (estimated_loop_iterations): Likewise.
23616 (max_stmt_executions): Likewise.
23617 (max_loop_iterations): Declare.
23618 (max_loop_iterations_int): Likewise.
23619 (estimated_stmt_executions): Likewise.
23620 (estimated_stmt_executions_int): Likewise.
23621 * tree-ssa-loop-niter.c (estimated_loop_iterations):
23623 (max_loop_iterations): ... this.
23624 (estimated_loop_iterations_int): Split parts to ...
23625 (max_loop_iterations_int): ... this.
23626 (max_stmt_executions_int): Split parts to ...
23627 (estimated_stmt_executions_int): ... this.
23628 (max_stmt_executions): Split parts to ...
23629 (estimated_stmt_executions): ... this.
23630 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
23631 * predict.c (predict_loops): Likewise.
23632 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
23633 (analyze_siv_subscript_cst_affine): Likewise.
23634 (compute_overlap_steps_for_affine_1_2): Likewise.
23635 (analyze_subscript_affine_affine): Likewise.
23636 (init_omega_for_ddr_1): Likewise.
23637 * tree-parloops.c (parallelize_loops): Likewise.
23638 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
23639 (may_eliminate_iv): Likewise.
23640 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
23641 (loop_prefetch_arrays): Likewise.
23642 * tree-vrp.c (adjust_range_with_scev): Likewise.
23644 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
23646 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
23647 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
23649 (dump_table): Use bool type for need_align and have_df variables.
23650 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
23651 (regs_used): Remove register modifier.
23652 (barrier_align): Move variables slot, credit, jump_to_next
23653 into if block above for loop. Use bool type for jump_to_next.
23654 (sh_function_arg): Use NULL_RTX instead of 0.
23656 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
23658 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
23659 (bswapsi2): New expander.
23661 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
23663 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
23664 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
23666 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
23668 PR rtl-optimization/52876
23669 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
23670 Don't call mark_reg_pointer for incompatible pointer sign extension.
23672 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
23675 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
23677 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
23678 comparisons against TYPE_PRECISION.
23679 * tree-ssa-forwprop.c (combine_conversions): Likewise.
23681 2012-04-11 Xinliang David Li <davidxl@google.com>
23683 * tree-passes.h: Remove TODO_dump_func.
23684 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
23685 * trans-mem.c: Remove TODO_dump_func.
23686 * ira.c: Remove TODO_dump_func.
23688 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
23690 * config/i386/i386.c (ix86_option_override_internal): Check
23691 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
23692 after TARGET_64BIT is updated.
23694 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
23696 * config/sh/sh.h: Remove old secondary reload code.
23698 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
23700 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
23701 (ready_reorder): ... this function.
23703 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
23705 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
23708 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
23709 insns so that no other insn is queued for a time before them.
23711 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
23714 2012-04-11 Richard Guenther <rguenther@suse.de>
23716 PR middle-end/52621
23717 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
23718 consider loop nesting.
23719 (evolution_function_is_univariate_p): Properly check the remainder
23722 2012-04-11 Richard Guenther <rguenther@suse.de>
23724 PR middle-end/52918
23725 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
23727 2012-04-11 Nick Clifton <nickc@redhat.com>
23729 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
23730 information, if requested.
23732 * config/rx/rx.c (rx_expand_prologue): Likewise.
23734 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
23735 Michael Matz <matz@suse.de>
23738 * rtlanal.c (unsigned_reg_p): New function.
23739 Update copyright notice dates.
23740 * rtl.h (unsigned_reg_p): Prototype it.
23741 Update copyright notice dates.
23742 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
23744 * expr.c (expand_expr_real_1): Set register attributes.
23745 * stmt.c (expand_case): Likewise.
23747 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
23750 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
23751 consider_sh2a and allow_zero.
23752 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
23753 (disp_addr_displacement): New function.
23754 (sh_address_cost): Use disp_addr_displacement function instead
23755 of DISP_ADDR_OFFSET.
23756 (sh_legitimate_address_p): Adapt to changed
23757 sh_legitimate_index_p declaration.
23758 (sh_find_mov_disp_adjust): Remove HImode check.
23759 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
23760 disp_addr_displacement and max_mov_insn_displacement.
23761 (max_mov_insn_displacement): Remove HImode check.
23762 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
23763 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
23764 * config/sh/constraints.md (K05, K13): New constraints.
23765 (K12): Correct comment.
23766 (Sdd): Do not use DISP_ADDR_P macro.
23767 (Snd, Sbw): Use satisfies_constraint_Sdd.
23768 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
23769 (*extendhisi2_compact, movhi_i): Remove.
23770 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
23771 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
23772 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
23773 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
23774 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
23775 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
23776 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
23778 Add new peepholes for HImode displacement addressing.
23780 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
23782 * config/sh/sh.h (SIDI_OFF): Remove.
23783 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
23784 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
23785 or operand_subword.
23787 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
23790 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
23791 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
23792 * doc/md.texi (Standard Names): Add bswap.
23793 * builtin-types.def (BT_UINT16): New primitive type.
23794 (BT_FN_UINT16_UINT16): New function type.
23795 * builtins.def (BUILT_IN_BSWAP16): New.
23796 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
23797 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
23798 expand_builtin_bswap.
23799 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
23800 (fold_builtin_1): Likewise.
23801 (is_inexpensive_builtin): Likewise.
23802 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
23803 missing bits for bswap to libcall code.
23804 * tree.c (build_common_tree_nodes): Build uint16_type_node.
23805 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
23806 (uint16_type_node): New define.
23807 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
23808 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
23810 (rs6000_init_builtins): Likewise.
23811 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
23813 2012-04-11 Tristan Gingold <gingold@adacore.com>
23815 * doc/extend.texi (Type Attributes): Move paragraph.
23817 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
23820 * diagnostic.h (show_caret): Declare.
23821 (caret_max_width): Declare.
23822 (diagnostic_show_locus): Declare.
23823 * diagnostic.c (diagnostic_initialize): Initialize to false.
23824 (diagnostic_show_locus): New.
23825 (diagnostic_report_diagnostic): Call it.
23826 (getenv_columns): New.
23827 (adjust_line): New.
23828 (diagnostic_set_caret_max_width): New.
23829 * input.c (read_line): New.
23830 (location_get_source_line): New.
23831 * input.h (location_get_source_line): Declare.
23832 * toplev.c (general_init): Initialize show_caret from options.
23833 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
23834 * opts.c (common_handle_option): Likewise.
23835 * pretty-print.h (pp_get_prefix): New.
23836 (pp_base_get_prefix): New.
23837 * common.opt (fdiagnostics-show-caret): New option.
23838 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
23840 2012-04-11 Richard Guenther <rguenther@suse.de>
23842 PR rtl-optimization/52881
23843 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
23845 2012-04-11 Richard Guenther <rguenther@suse.de>
23847 PR tree-optimization/52912
23848 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
23849 manipulation code we are threading through a loop header
23850 to an exit destination.
23852 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
23854 * tree.h (warn_if_unused_value): Move declaration from here.
23855 * stmt.c (warn_if_unused_value): Move definition from here.
23857 2012-04-10 Michael Matz <matz@suse.de>
23859 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
23861 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
23862 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
23863 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
23864 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
23865 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
23866 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
23867 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
23868 (vect_record_strided_load_vectors): Rename to
23869 vect_record_grouped_load_vectors.
23870 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
23871 Rename use of above macros.
23872 (vect_verify_datarefs_alignment): Ditto.
23873 (vector_alignment_reachable_p): Ditto.
23874 (vect_peeling_hash_get_lowest_cost): Ditto.
23875 (vect_enhance_data_refs_alignment): Ditto.
23876 (vect_analyze_group_access): Ditto and rename stride to groupsize.
23877 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
23878 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
23879 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
23880 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
23881 (vect_record_strided_load_vectors): Rename to
23882 vect_record_grouped_load_vectors.
23883 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
23884 (destroy_loop_vec_info): Ditto.
23885 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
23886 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
23887 (vect_analyze_slp): Ditto.
23888 (new_bb_vec_info): Ditto.
23889 (destroy_bb_vec_info): Ditto.
23890 (vect_schedule_slp_instance): Ditto and rename strided_store to
23892 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
23893 vect_cost_group_size.
23894 (vect_model_store_cost): Rename use of above macros and call
23895 to vect_cost_strided_group_size.
23896 (vect_model_load_cost): Ditto.
23897 (vectorizable_store): Ditto, rename strided_store to grouped_store
23898 and calls to renamed tree-vectorizer.h functions.
23899 (vectorizable_load): Ditto.
23900 (vect_transform_stmt): Rename use of above macros and strided_store
23903 2012-04-10 Jan Hubicka <jh@suse.cz>
23905 * cgraph.h: Remove misledaing comment on ipa-ref.h.
23906 (symtab_type): New enum.
23907 (symtab_node): New structure.
23908 (cgraph_node, varpool_node): Add symbol base type.
23909 (cgraph, varpool): New accestor functions.
23910 * cgraph.c (cgraph_create_node_1): Set symbol type.
23911 * varpool.c (varpool_node): Set symbol type.
23913 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
23914 Richard Sandiford <rdsandiford@googlemail.com>
23916 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
23918 2012-04-10 Richard Guenther <rguenther@suse.de>
23920 PR middle-end/52888
23921 * gimple-low.c (gimple_check_call_args): Properly account for
23922 compatible aggregate types.
23924 2012-04-10 Richard Guenther <rguenther@suse.de>
23926 * toplev.h (tree_rest_of_compilation): Remove.
23927 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23928 * cgraph.h (tree_rest_of_compilation): Declare.
23929 * tree-optimize.c (tree_rest_of_compilation): Move ...
23930 * cgraphunit.c (tree_rest_of_compilation): ... here.
23931 * cgraph.c (cgraph_add_new_function): Adjust.
23932 * Makefile.in (tree-optimize.o): Adjust.
23933 (cgraphunit.o): Likewise.
23935 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
23937 PR tree-optimization/52870
23938 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
23939 presumed pattern statement is within the same loop or basic block.
23941 2012-04-10 Tristan Gingold <gingold@adacore.com>
23943 * gengtype.c (main): Make uintptr_t a known type.
23945 2012-04-10 Richard Guenther <rguenther@suse.de>
23947 * tree-pass.h (tree_lowering_passes): Remove.
23948 * tree-optimize.c (tree_lowering_passes): Remove.
23949 * cgraph.c (cgraph_add_new_function): Inline relevant parts
23950 of tree_lowering_passes, avoid redundant call of early local passes.
23951 * cgraphunit.c (cgraph_lower_function): Fold into ...
23952 (cgraph_analyze_function): ... its single caller. Inline
23953 relevant parts of tree_lowering_passes.
23955 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
23958 * config/pa/pa.opt: Remove SIO and GNU_LD.
23960 2012-04-09 Jan Hubicka <jh@suse.cz>
23965 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
23966 boundary, add its target too.
23967 * lto.c (add_references_to_partition): Add also aliased nodes.
23968 (add_cgraph_node_to_partition,
23969 add_varpool_node_to_partition): Work on nodes, not functions/variables;
23970 when adding alias, add also the aliased object.
23972 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
23975 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
23976 VOIDmode immediate operands.
23977 * config/i386/constraints.md (Wz): New constraint.
23978 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
23980 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
23983 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
23984 the DECL generated for the special GOT helper.
23986 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
23988 * config/sh/constraints.md: Update list of constraints in
23990 (Sr0): Remove unused memory constraint.
23992 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
23994 * tree-pretty-print.h: Update comment.
23996 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
23998 * config/sh/sh.md: Use braced string notation where applicable.
23999 (*prefetch_i4, prefetch_m2a): Merge into ...
24000 (*prefetch): ... this new insn.
24002 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
24004 * config/sh/sh.h (high_life_started): Remove
24005 * config/sh/predicates.md (general_movdst_operand): Use
24006 'reload_in_progress' instead of 'high_life_started'.
24007 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
24008 divsi_inv_fp): Likewise.
24010 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
24012 * config/sh/sh-protos.h (prepare_move_operands): Return void
24014 * config/sh/sh.c (prepare_move_operands): Likewise.
24015 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
24017 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
24019 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
24020 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
24021 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
24022 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
24023 commutative_float_operator, noncommutative_float_operator,
24024 sh_handle_pragma): Remove.
24026 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
24028 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
24029 Use @option markup on command-line options. Use @samp markup on
24030 literal keywords to options. Use @code markup on code fragments.
24031 Use other markup in preference to quotation marks in the text.
24032 Add markup to some passages without any.
24034 2012-04-06 Mike Stump <mikestump@comcast.net>
24036 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
24038 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
24040 * config/sh/sh.c (hi_const): Remove.
24041 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
24044 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
24046 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
24048 * config/sh/sh.c (sh_expand_t_scc): Likewise.
24049 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
24050 calling sh_expand_t_scc.
24052 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
24054 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
24055 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
24056 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
24057 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
24058 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
24059 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
24060 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
24061 sh2a_is_function_vector_call): Use bool as return type.
24062 (sh_pass_in_reg_p): Remove.
24063 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
24064 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
24065 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
24066 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
24067 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
24068 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
24069 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
24070 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
24071 sh_loads_bankedreg_p): Use bool as return type.
24072 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
24073 'register' modifier.
24075 2012-04-06 Matt Turner <mattst88@gmail.com>
24077 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
24079 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
24081 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
24082 of the destination isn't also a FP_REGS register.
24084 2012-04-05 Teresa Johnson <tejohnson@google.com>
24085 H.J. Lu <hongjiu.lu@intel.com>
24087 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
24088 * config/i386/i386.md (move immediate to memory peephole2):
24089 Add cases for HImode move when LCP stall avoidance is needed.
24090 * config/i386/i386.c (initial_ix86_tune_features): Initialize
24091 X86_TUNE_LCP_STALL entry.
24093 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
24096 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
24097 CONST_INT operands, zero-extended with AND.
24099 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
24102 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
24103 first argument instead of mode size. Move displacement calculations
24105 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
24106 ... these new functions.
24107 (disp_adjust): Remove max_mov_disp field.
24108 (sh_legitimate_index_p): Use max_mov_insn_displacement and
24109 mov_insn_alignment_mask.
24110 (sh_address_cost): Use max_mov_insn_displacement.
24112 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
24114 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
24115 (arch_enabled): Handle new arch types.
24116 (one_cmpldi2): Add NEON support.
24118 2012-04-05 Richard Guenther <rguenther@suse.de>
24120 * gimple.c (walk_gimple_op): Compute val_only for the LHS
24121 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
24122 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
24123 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
24124 ... here and make static.
24125 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
24128 2012-04-05 Richard Guenther <rguenther@suse.de>
24130 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
24131 basic-block before removing it.
24133 2012-04-05 Richard Guenther <rguenther@suse.de>
24135 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
24136 version namespace as we release the freelist.
24138 2012-04-05 Richard Guenther <rguenther@suse.de>
24140 * tree-nrv.c (tree_nrv): Release VDEFs.
24141 * tree-sra.c (sra_modify_constructor_assign): Likewise.
24142 (sra_modify_assign): Likewise.
24143 * tree-vect-stmts.c (vect_remove_stores): Likewise.
24144 * tree-vect-loop.c (vect_transform_loop): Likewise.
24145 * tree-ssa-dom.c (optimize_stmt): Likewise.
24146 * tree-vect-slp.c (vect_schedule_slp): Likewise.
24147 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
24149 2012-04-05 Richard Guenther <rguenther@suse.de>
24151 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
24153 * gimple.h (gsi_remove): Adjust.
24154 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
24155 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
24156 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
24157 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
24158 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
24159 * tree-ssa-pre.c (eliminate): Likewise.
24161 2012-04-04 Mike Stump <mikestump@comcast.net>
24163 * doc/rtl.texi (const_double): Document as sign-extending.
24164 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
24165 * emit-rtl.c (immed_double_int_const): Refine to state the
24167 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
24168 CONST_DOUBLE integers.
24169 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
24170 negative values are converted. Fix conversions bigger than
24171 HOST_BITS_PER_WIDE_INT.
24172 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
24173 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
24174 * explow.c (plus_constant_mode): Add.
24175 (plus_constant): Implement with plus_constant_mode.
24176 * rtl.h (plus_constant_mode): Add.
24178 2012-04-04 Richard Guenther <rguenther@suse.de>
24180 PR tree-optimization/52808
24181 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
24182 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
24184 2012-04-04 Tristan Gingold <gingold@adacore.com>
24186 * expr.c (expand_expr_real_2): Handle larger sizetype in
24189 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
24191 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
24192 to m2a-single instead of m2e.
24194 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
24196 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
24197 Change type of BITOFFSET to signed. Make sure the lower bound of
24198 the computed range is non-negative by adjusting OFFSET and BITPOS.
24199 (expand_assignment): Adjust call to get_bit_range.
24201 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
24203 * h8300/h8300.c (h8300_current_function_monitor_function_p):
24204 New function. Added to check monitor functions.
24205 (h8300_option_override): Modified to generate error/warning
24206 messages for invalid combinations of different command line
24208 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
24209 save EXR on stack for monitor function in case of H8S target
24210 when "-mno-exr" is passed.
24211 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
24213 * doc/invoke.texi: Document H8S options.
24215 2012-04-03 Tristan Gingold <gingold@adacore.com>
24217 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
24218 of gcc_AC_FUNC_MMAP_BLACKLIST.
24219 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
24220 * Makefile.in (aclocal_deps): Add mmap.m4.
24221 * configure: Regenerate.
24222 * aclocal.m4: Regenerate.
24224 2012-04-03 Richard Guenther <rguenther@suse.de>
24226 PR tree-optimization/52808
24227 * tracer.c (tail_duplicate): Return whether we have duplicated
24229 (tracer): If we have duplicated any block, cleanup the CFG.
24230 * cfghooks.c (duplicate_block): If we duplicated a loop
24231 header but not its loop, destroy the loop because it now has
24233 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
24234 the cfg manipulation routines we are not creating a multiple
24237 2012-04-03 Tristan Gingold <gingold@adacore.com>
24239 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
24241 (vms_c_common_override_options): Allow parameterless variadic
24244 2012-04-03 Jakub Jelinek <jakub@redhat.com>
24246 PR tree-optimization/52835
24247 * tree-data-ref.c (build_rdg): Return NULL if
24248 compute_data_dependences_for_loop failed.
24250 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
24252 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
24253 for REAL_CST as well.
24254 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
24255 In the bitfield case, if the value is a REAL_CST, convert it first to
24258 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
24260 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
24261 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
24262 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
24264 * config/i386/biarchx32.h: New.
24266 2012-04-02 Anatoly Sokolov <aesok@post.ru>
24268 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
24269 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
24270 (arm_preferred_reload_class): New function.
24272 2012-04-02 Richard Guenther <rguenther@suse.de>
24274 PR tree-optimization/52756
24275 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
24276 (thread_through_loop_header): After threading through the loop latch
24277 remove the split part from the loop and clear further threading
24278 opportunities that would create a multiple entry loop.
24280 2012-04-02 Richard Guenther <rguenther@suse.de>
24282 PR rtl-optimization/52800
24283 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
24284 CLEANUP_CFG_CHANGED.
24286 2012-04-02 Richard Guenther <rguenther@suse.de>
24288 PR middle-end/52803
24289 * loop-init.c (gate_handle_loop2): Destroy loops here if
24290 we don't enter RTL loop optimizers.
24292 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
24295 2012-03-29 Richard Guenther <rguenther@suse.de>
24297 * rtl.h (extended_count): Remove.
24298 * combine.c (extended_count): Remove.
24300 2012-04-02 Dodji Seketeli <dodji@redhat.com>
24303 * pt.c (more_specialized_fn): Don't apply decay conversion to
24304 types of function parameters.
24306 2012-04-02 Tristan Gingold <gingold@adacore.com>
24308 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
24309 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
24310 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
24311 (ggc_pch_this_base): Use uintptr_t instead of size_t.
24313 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
24316 * config/i386/i386.c (ix86_option_override_internal): Don't
24317 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
24319 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
24321 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
24322 (stmt_can_make_abnormal_goto): Use it.
24323 (is_ctrl_altering_stmt): Likewise.
24325 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
24326 Kaz Kojima <kkojima@gcc.gnu.org>
24328 * config/sh/sh.c (push_regs): Skip banked registers when
24329 resbank attribute is specified.
24330 (sh_expand_epilogue): Likewise.
24332 2012-03-30 Richard Henderson <rth@redhat.com>
24335 * combine-stack-adj.c (prev_active_insn_bb): New.
24336 (next_active_insn_bb): New.
24337 (force_move_args_size_note): New.
24338 (combine_stack_adjustments_for_block): Use it.
24340 2012-03-30 Richard Henderson <rth@redhat.com>
24342 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
24343 (ix86_expand_vector_init_duplicate): Initialize it.
24344 (expand_vec_perm_palignr): Likewise.
24345 (ix86_expand_vec_perm_const): Likewise.
24346 (ix86_vectorize_vec_perm_const_ok): Likewise.
24347 (expand_vec_perm_blend): Use it.
24348 (expand_vec_perm_vpermil): Likewise.
24349 (expand_vec_perm_pshufb): Likewise.
24350 (expand_vec_perm_1): Likewise.
24351 (expand_vec_perm_pshuflw_pshufhw): Likewise.
24352 (expand_vec_perm_interleave2): Likewise.
24353 (expand_vec_perm_vpermq_perm_1): Likewise.
24354 (expand_vec_perm_vperm2f128): Likewise.
24355 (expand_vec_perm_interleave3): Likewise.
24356 (expand_vec_perm_vperm2f128_vblend): Likewise.
24357 (expand_vec_perm_vpshufb2_vpermq): Likewise.
24358 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
24359 (expand_vec_perm_broadcast): Likewise.
24360 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
24362 2012-03-30 Richard Henderson <rth@redhat.com>
24364 * dwarf2out.c (gen_variable_die): Initialize off.
24366 2012-03-30 Tristan Gingold <gingold@adacore.com>
24368 * config/vms/vms-f.c: New file.
24369 * config/vms/t-vms (vms-f.o): New rule.
24370 * config.gcc (*-*-*vms*): Define fortran_target_objs.
24372 2012-03-30 Richard Guenther <rguenther@suse.de>
24374 PR tree-optimization/52754
24375 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
24376 propagate arbitrary addresses into really plain dereferences.
24378 2012-03-30 Richard Guenther <rguenther@suse.de>
24380 PR middle-end/52772
24381 * except.c (emit_to_new_bb_before): Move loop updating ...
24382 (dw2_build_landing_pads): ... here. Use a proper block for
24383 querying the loop father.
24385 2012-03-30 Tristan Gingold <gingold@adacore.com>
24387 * config/ia64/ia64.c (ia64_section_type_flags): Remove
24388 common_object attribute handling.
24389 (SECTION_VMS_OVERLAY): Remove
24390 (ia64_vms_common_object_attribute): Replace abort with an assert.
24391 Do not set DECL_SECTION_NAME.
24392 (ia64_vms_output_aligned_decl_common): Handle common_object
24394 (ia64_vms_elf_asm_named_section): Remove.
24395 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
24397 2012-03-30 Richard Guenther <rguenther@suse.de>
24399 PR middle-end/52786
24400 * double-int.c (rshift_double): Remove not needed cast.
24402 2012-03-30 Richard Guenther <rguenther@suse.de>
24404 * tree-affine.h (print_aff): Remove.
24405 * tree-affine.c (print_aff): Make static.
24406 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
24407 (get_references_in_stmt): Likewise.
24408 (print_direction_vector): Likewise.
24409 (print_dir_vectors): Likewise.
24410 (print_dist_vectors): Likewise.
24411 (dump_subscript): Likewise.
24412 (dump_ddrs): Likewise.
24413 (dump_dist_dir_vectors): Likewise.
24414 (dump_data_references): Likewise.
24415 (dump_data_dependence_relation): Likewise.
24416 (dump_data_dependence_direction): Likewise.
24417 (dump_rdg_vertex): Likewise.
24418 (dump_rdg_component): Likewise.
24419 (debug_ddrs): Declare.
24420 (struct data_ref_loc_d): Move ...
24421 * tree-data-ref.c (struct data_ref_loc_d): ... here.
24422 (get_references_in_stmt): Make static.
24423 (dump_data_references): Likewise.
24424 (dump_subscript): Likewise.
24425 (print_direction_vector): Likewise.
24426 (print_dir_vectors): Likewise.
24427 (print_dist_vectors): Likewise.
24428 (dump_data_dependence_relation): Likewise.
24429 (dump_dist_dir_vectors): Likewise.
24430 (dump_ddrs): Likewise.
24431 (dump_rdg_vertex): Likewise.
24432 (dump_rdg_component): Likewise.
24433 (debug_ddrs): New function.
24434 (access_matrix_get_index_for_parameter): Remove.
24436 2012-03-30 Tristan Gingold <gingold@adacore.com>
24438 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
24439 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
24440 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
24441 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
24442 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
24443 (vms_patch_builtins): Handle new flags
24444 * config/vms/vms-crtlmap.map: Completed using nm on
24445 c and math system libraries.
24446 * config/vms/make-crtlmap.awk: Handle any number of flags.
24448 2012-03-30 Martin Jambor <mjambor@suse.cz>
24450 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
24451 is a builtin_stack_save in a dominating BB.
24453 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
24455 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
24456 crossing 128bit lane boundary.
24458 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
24460 * ira-color.c (setup_left_conflict_sizes_p): Process all
24461 conflicting objects.
24463 2012-03-29 Jakub Jelinek <jakub@redhat.com>
24465 PR tree-optimization/52760
24466 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
24467 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
24469 2012-03-29 Richard Guenther <rguenther@suse.de>
24471 * cgraph.h (cgraph_materialize_all_clones): Remove.
24472 (reset_inline_failed): Likewise.
24473 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
24474 * cgraphbuild.c (reset_inline_failed): Remove.
24475 * rtl.h (cse_main): Remove.
24476 (extended_count): Likewise.
24477 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
24478 (cse_main): Make static.
24479 * combine.c (extended_count): Remove.
24480 (dump_combine_stats): Mark as DEBUG_FUNCTION.
24481 * basic-block.h (reorder_basic_blocks): Remove.
24482 * bb-reorder.c (reorder_basic_blocks): Make static.
24483 * Makefile.in (dse.o): Remove dse.h dependency.
24485 * dse.c (gate_dse): Remove.
24486 (clear_alias_mode_eq): Likewise.
24487 (clear_alias_mode_hash): Likewise.
24488 (dse_record_singleton_alias_set): Likewise.
24489 (dse_invalidate_singleton_alias_set): Likewise.
24491 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
24493 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
24494 crtbegin_so%O%s for -shared.
24495 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
24497 2012-03-29 Richard Guenther <rguenther@suse.de>
24499 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
24500 (add_to_value): Remove.
24501 (print_value_expressions): Likewise.
24502 * tree-ssa-pre.c (add_to_value): Make static.
24503 (print_value_expressions): Likewise.
24504 * gimple.h (gimple_adjust_this_by_delta): Remove.
24505 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
24507 2012-03-29 Richard Guenther <rguenther@suse.de>
24509 PR middle-end/50708
24510 * double-int.h (rshift_double): Remove.
24511 * double-int.c (lshift_double): Use absu_hwi to make count positive.
24512 (rshift_double): Make static, take unsigned count argument,
24513 remove handling of negative count argument.
24514 (double_int_rshift): Dispatch to lshift_double.
24516 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
24518 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
24519 OPTION_MASK_ABI_64.
24521 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
24522 (SPEC_X32): Likewise.
24523 (MULTILIB_DEFAULTS): Likewise.
24525 * config/i386/i386.c (isa_opts): Remove -m64.
24526 (ix86_target_string): Properly handle -m32/-m64/-mx32.
24527 (ix86_option_override_internal): Properly
24528 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
24529 handle -m32, -m64 and -mx32.
24531 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
24532 with OPTION_ABI_X32. Moved after TARGET_LP64.
24533 (TARGET_LP64): Changed to OPTION_ABI_64.
24535 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
24536 (mx32): Replace ISA_X32 with ABI_X32.
24538 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
24540 * tree.c (tree_size) <VECTOR_CST>: New case.
24542 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
24544 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
24545 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
24547 2012-03-28 Jakub Jelinek <jakub@redhat.com>
24549 PR middle-end/52691
24550 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
24551 __builtin_va_start to __builtin_next_arg if the latter is
24552 builtin_decl_explicit_p rather than when it is not.
24554 PR middle-end/52750
24555 * tree-vect-generic.c (vector_element): Perform multiplication
24556 for pos in bitsizetype type instead of idx type.
24558 2012-03-28 Richard Guenther <rguenther@suse.de>
24560 * loop-init.c (loop_optimizer_init): If loops are preserved
24561 perform incremental initialization of required loop features.
24562 (loop_optimizer_finalize): If loops are to be preserved only
24563 clean up optional loop features.
24564 (rtl_loop_done): Forcefully free loops here.
24565 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
24566 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
24568 (construct_init_block): Likewise.
24569 (construct_exit_block): Likewise.
24570 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
24571 the CFG after expanding.
24572 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
24573 If we needed to calculate them, free them afterwards.
24574 * tree-pass.h (PROP_loops): New define.
24575 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
24576 * basic-block.h (CLEANUP_CFG_CHANGED): New.
24577 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
24578 (cleanup_cfg): If we did something and have loops around, fix them up.
24579 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
24580 with CLEANUP_CFG_CHANGED.
24581 * cfghooks.c (merge_blocks): If we merge a loop header into
24582 its predecessor, update the loop structure.
24583 (duplicate_block): If we copy a loop latch, adjust loop state
24584 to note we may have multiple latches.
24585 (delete_basic_block): Mark loops for fixup if we remove a loop.
24586 * cfganal.c (forwarder_block_p): Protect loop latches, headers
24588 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
24589 (cfg_layout_can_merge_blocks_p): Likewise.
24590 * cprop.c (bypass_block): If we create a loop with multiple
24591 entries, mark it for removal.
24592 * except.c (emit_to_new_bb_before): Add the new basic-block
24594 * tree-eh.c (lower_resx): Likewise.
24595 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
24596 (expand_omp_taskreg): Likewise.
24597 * tree-inline.c (initialize_cfun): Likewise.
24598 * tree-mudflap.c (add_bb_to_loop): Prototype.
24599 (mf_build_check_statement_for): Properly add new basic-blocks
24601 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
24602 if we remove a loop.
24603 (thread_through_loop_header): Likewise.
24604 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
24605 new basic-blocks to existing loops.
24606 (expand_transaction): Likewise.
24607 * Makefile.in (except.o): Add $(CFGLOOP_H).
24608 (expr.o): Likewise.
24609 (cgraph.o): Likewise.
24610 (cprop.o): Likewise.
24611 (cfgexpand.o): Likewise.
24612 (cfganal.o): Likewise.
24613 (trans-mem.o): Likewise.
24614 (tree-eh.o): Likewise.
24616 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
24619 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
24620 (avr_builtin_decl): New static function.
24621 (struct avr_builtin_description, avr_bdesc): Move up.
24622 Add GTY marker. Add field fndecl. Remove redundant field id.
24623 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
24624 (avr_expand_builtin): Code cleanup because .id is removed.
24626 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
24629 * config.gcc (tm_file): Remove avr/multilib.h.
24631 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
24633 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
24634 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
24635 * config/avr/t-avr: Remove generation of multilib.h.
24636 * config/avr/t-multilib: Regenerate.
24637 * config/avr/multilib.h: Remove.
24638 * config/avr/avr.opt (-msp8): New option.
24639 (avr_sp8): New variable.
24640 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
24641 * config/avr/avr.h (AVR_HAVE_SPH): New define.
24642 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
24643 (avr_device_to_sp8): New prototype.
24644 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
24645 (DRIVER_SELF_SPECS): New define.
24646 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
24647 __AVR_SP8__, __AVR_HAVE_SPH__.
24648 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
24649 AVR_HAVE_8BIT_SP to decide if SP_H is present.
24650 (avr_file_start): Ditto.
24652 2012-03-28 Jakub Jelinek <jakub@redhat.com>
24655 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
24656 instead of 8 in adjust_address.
24658 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
24660 PR middle-end/51893
24661 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
24664 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
24667 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
24668 Rearrange conditional logic. Move displacement address calculations
24670 (sh_find_mov_disp_adjust): ... this new function.
24672 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
24674 * config/arm/arm.opt (mapcs): Remove MaskExists.
24675 * config/cris/linux.opt (mno-gotplt): Likewise.
24676 * config/i386/i386.opt (mhard-float): Likewise.
24678 (mno-sse4): Likewise.
24679 * config/m68k/m68k.opt (mhard-float): Likewise.
24680 * config/mep/mep.op (mcop32): Likewise.
24681 * config/pa/pa-hpux.opt (msio): Likewise.
24682 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
24683 * config/picochip/picochip.opt (mlittle): Likewise.
24684 * config/sh/sh.opt (mrenesas): Likewise.
24685 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
24686 * config/sparc/sparc.opt (mhard-float): Likewise.
24687 * config/v850/v850.opt (mv850es): Likewise.
24688 * config/vax/vax.opt (mg-float): Likewise.
24690 2012-03-27 Martin Jambor <mjambor@suse.cz>
24692 PR middle-end/52693
24693 * tree-sra.c (sra_modify_assign): Do not call
24694 load_assign_lhs_subreplacements when working with an unscalarizable
24697 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
24700 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
24702 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
24703 * config/i386/i386.c: Include reload.h.
24704 (ix86_legitimize_reload_address): New function.
24706 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
24708 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
24709 hasn't been allocated. Define a target macro for Mask and
24710 InverseMask if it hasn't been defined. Remove MaskExists handling.
24712 * doc/options.texi: Remove MaskExists.
24714 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
24717 * config/sh/sh.c (find_barrier): Add equality check of last_got
24718 to avoid going above orig insn. Update comments.
24720 2012-03-27 Richard Guenther <rguenther@suse.de>
24722 PR middle-end/52720
24723 * fold-const.c (try_move_mult_to_index): Handle &x.array more
24726 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
24728 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
24729 of a unit before computing the offset in units.
24730 * expr.c (get_bit_range): Return the null range if the enclosing record
24731 is part of a larger bit field.
24733 2012-03-27 Tristan Gingold <gingold@adacore.com>
24735 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
24736 * config/ia64/ia64.md: Remove mode in template.
24737 Sign extend operand in expand_simple_binop.
24738 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
24739 CASE_VECTOR_MODE instead of TARGET_ILP32.
24740 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
24742 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
24744 * varasm.c (assemble_external): #if 0 out the new assert from the
24745 previous commit, it breaks the Java and Go front ends.
24747 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
24749 * toplev.c (check_global_declaration_1): Do not call assemble_external.
24750 * expr.c (emit_block_move_libcall_fn): Likewise.
24751 (clear_storage_libcall_fn): Likewise.
24752 (expand_expr_addr_expr_1): Likewise.
24753 (expand_expr_real_1): Likewise.
24754 * calls.c (rtx_for_function_call): Likewise.
24756 * varasm.c (assemble_external): Assert this function is only called
24757 during or after expanding to RTL.
24759 2012-03-26 Martin Jambor <mjambor@suse.cz>
24761 PR tree-optimization/50052
24762 * tree-sra.c (tree_non_aligned_mem_p): Removed.
24763 (tree_non_aligned_mem_for_access_p): Likewise.
24764 (build_accesses_from_assign): Removed strict alignment requirements
24766 (access_precludes_ipa_sra_p): Likewise.
24768 2012-03-26 Richard Guenther <rguenther@suse.de>
24770 PR tree-optimization/52701
24771 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
24772 compute and set the evolution part of PHI nodes.
24774 2012-03-26 Richard Guenther <rguenther@suse.de>
24776 PR tree-optimization/52721
24777 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
24779 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
24781 PR tree-optimization/52686
24782 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
24785 2012-03-26 Tristan Gingold <gingold@adacore.com>
24787 * config/alpha/vms.h (LINK_SPEC): Simplify.
24788 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
24789 (NAME__MAIN, SYMBOL__MAIN): Remove.
24790 (VMS_DEBUG_MAIN_POINTER): Remove.
24791 * config/ia64/vms.h: Likewise.
24792 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
24793 code to vms.c. Call vms_start_function.
24794 * config/ia64/ia64.c (ia64_start_function): Likewise.
24795 * config/vms/vms-protos.h (vms_start_function): Declare.
24796 * config/vms/vms.c (vms_start_function): New function.
24797 * config/vms/vms.h (MATH_LIBRARY): Define.
24798 (VMS_DEBUG_MAIN_POINTER): Define.
24800 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
24802 PR rtl-optimization/52629
24803 * reload1.c (count_pseudo): Short-circuit common case.
24804 (count_spilled_pseudo): Return early for pseudos without hard regs.
24805 Assert that the pseudo has got a hard reg before manipulating it.
24807 2012-03-24 Jan Hubicka <jh@suse.cz>
24810 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
24811 (decide_is_variable_needed): Do not handle toplevel reorder here.
24812 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
24813 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
24816 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
24818 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
24819 and str_bitsize instead of more convoluted expressions.
24821 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
24824 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
24826 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
24829 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
24831 2012-03-23 Martin Jambor <mjambor@suse.cz>
24833 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
24835 2012-03-23 Richard Guenther <rguenther@suse.de>
24837 PR tree-optimization/52678
24838 * tree-vectorizer.h (struct _stmt_vec_info): Add
24839 loop_phi_evolution_part member.
24840 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
24841 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
24842 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
24843 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24844 Use the cached evolution part and the PHI nodes value from
24845 the loop preheader edge instead of re-analyzing the evolution.
24847 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
24849 * config/mips/mips-tables.opt: Update.
24850 * config/mips/mips.md (processor): Add xlp.
24851 * config/mips/mips-cpus.def: Add xlp.
24852 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
24854 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
24855 * doc/invoke.texi: Mention XLP.
24857 2012-03-22 Jakub Jelinek <jakub@redhat.com>
24859 PR middle-end/52547
24860 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
24861 on any new_local_var_chain vars declared during recursing on
24862 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
24864 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
24866 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
24867 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
24868 (ASM_OUTPUT_LOCAL): Ditto.
24869 (ASM_OUTPUT_COMMON): Remove.
24870 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
24871 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
24873 2012-03-22 Jan Hubicka <jh@suse.cz>
24875 PR middle-end/51737
24876 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
24878 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
24879 * ipa-inline-transform.c (save_inline_function_body): Remove
24880 copied clone if needed.
24881 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
24883 2012-03-22 Richard Guenther <rguenther@suse.de>
24885 PR middle-end/52666
24886 * fold-const.c (fold_ternary_loc): Fix typo.
24888 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
24891 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
24892 (unspecv): Add UNSPECV_MEMORY_BARRIER.
24893 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
24894 (delay_cycles_1, delay_cycles_2): Ditto.
24895 (delay_cycles_3, delay_cycles_4): Ditto.
24896 (nopv, *nopv): Ditto.
24897 (sleep, *sleep): Ditto.
24898 (wdr, *wdr): Ditto.
24900 2012-03-22 Richard Guenther <rguenther@suse.de>
24902 PR tree-optimization/52548
24903 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
24904 because of clobbers.
24905 (prune_clobbered_mems): New function.
24906 (compute_antic_aux): Use it to prune ANTIC_OUT.
24907 (compute_partial_antic_aux): Use it to prune PA_IN.
24908 (compute_avail): Only insert expressions into EXP_GEN that are not
24909 invalidated when translated up to the beginning of the block.
24911 2012-03-22 Richard Guenther <rguenther@suse.de>
24913 PR tree-optimization/52638
24914 * tree-vect-stmts.c (vect_init_vector_1): New function, split
24916 (vect_init_vector): ... here. Handle scalar vector inits.
24917 (vect_get_vec_def_for_operand): Adjust.
24918 (vectorizable_load): Likewise.
24920 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
24922 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
24923 (alpha*-*-freebsd*): Ditto.
24924 (alpha*-*-netbsd*): Ditto.
24925 (alpha*-*-openbsd*): Ditto.
24926 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
24927 (DWARF2_DEBUGGING_INFO): Remove.
24928 (PREFERRED_DEBUGGING_TYPE): Remove.
24929 (ASM_FINAL_SPEC): Remove.
24930 (IDENT_ASM_OP): Remove.
24931 (ASM_OUTPUT_IDENT): Remove.
24932 (SKIP_ASM_OP): Remove.
24933 (ASM_OUTPUT_SKIP): Remove.
24934 (ALIGN_ASM_OP): Remove.
24935 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
24936 (ASM_OUTPUT_CASE_LABEL): Remove.
24937 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
24938 (COMMON_ASM_OP): Remove.
24939 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
24940 (ASCII_DATA_ASM_OP): Remove.
24941 (READONLY_DATA_SECTION_ASM_OP): Remove.
24942 (INIT_SECTION_ASM_OP): Remove.
24943 (FINI_SECTION_ASM_OP): Remove.
24944 (ASM_SECTION_START_OP): Remove.
24945 (ASM_OUTPUT_SECTION_START_FILE): Remove.
24946 (TARGET_ASM_NAMED_SECTION): Remove.
24947 (TARGET_ASM_SELECT_SECTION): Remove.
24948 (MAKE_DECL_ONE_ONLY): Remove.
24949 (TYPE_ASM_OP): Remove.
24950 (SIZE_ASM_OP): Remove.
24951 (ASM_WEAKEN_LABEL): Remove.
24952 (TYPE_OPERAND_FMT): Remove.
24953 (ASM_DECLARE_RESULT): Remove.
24954 (ASM_DECLARE_OBJECT_NAME): Remove.
24955 (ASM_FINISH_DECLARE_OBJECT): Remove.
24956 (ELF_ASCII_ESCAPES): Remove.
24957 (ELF_STRING_LIMIT): Remove.
24958 (STRING_ASM_OP): Remove.
24959 (ASM_OUTPUT_EXTERNAL): Remove.
24960 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
24961 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
24963 (ASM_DECLARE_FUNCTION_NAME): Ditto.
24964 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
24965 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
24966 (ASM_OUTPUT_SKIP): Ditto.
24967 (READONLY_DATA_SECTION_ASM_OP): Remove.
24968 (USER_LABEL_PREFIX): Remove.
24969 (ASM_OUTPUT_ASCII): Remove.
24970 (ASM_OUTPUT_CASE_LABEL): Remove.
24971 (NO_DOLLAR_IN_LABEL): Undefine.
24973 2012-03-22 Richard Guenther <rguenther@suse.de>
24975 PR tree-optimization/52459
24976 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
24977 PHI insertion for calls.
24979 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
24981 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
24982 find_sets_in_insn, canonicalize_insn): Split out from ...
24983 (cse_insn): ... here.
24984 (invalidate_from_clobbers): Take an insn instead of the pattern.
24986 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
24989 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
24990 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
24991 * config/sh/sh.md (sindf2, cosdf2): Remove.
24993 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
24996 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
24997 prologue for unwinder and profiler.
24999 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
25001 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
25002 Introduce emul_name to select the right linker emulation for
25003 powerpc64-*-freebsd*.
25004 * configure: Regenerate.
25005 * config.gcc: Add bits to support powerpc64-*-freebsd*.
25006 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
25007 * config/rs6000/freebsd64.h: New file.
25008 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
25010 (rs6000_savres_strategy): Likewise.
25011 (rs6000_savres_routine_name): Likewise.
25012 (rs6000_elf_file_end): Likewise.
25013 * config/rs6000/t-freebsd64: New file.
25014 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
25015 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
25017 * config/rs6000/freebsd64.h: Remove duplicated entries from last
25019 * config/rs6000/t-freebsd64: Likewise.
25021 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
25023 PR rtl-optimization/52543
25025 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
25026 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
25027 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
25028 (avr_load_libgcc_p): Restrict to __flash loads.
25029 (avr_out_lpm): Only handle 1-byte loads from __flash.
25030 (avr_load_lpm): New function.
25031 (avr_find_unused_d_reg): Remove.
25032 (avr_out_lpm_no_lpmx): Remove.
25033 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
25034 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
25035 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
25036 (load_<mode>, load_<mode>_clobber): New insns.
25037 (mov<mode>): For multi-byte move from non-generic
25038 16-bit address spaces: Expand to load_<mode> resp.
25039 load_<mode>_clobber.
25040 (load<mode>_libgcc): Remove expander.
25041 (split-lpmx): Remove split.
25043 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
25045 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
25046 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
25047 All callers changed.
25048 (Fixed_core_reg): New feature.
25049 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
25051 * neon-testgen.ml: Handle Fixed_core_reg.
25053 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
25055 * config/arm/arm.c (thumb2_reorg): Add complete support
25056 for 16-bit instructions.
25057 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
25059 2012-03-21 Richard Guenther <rguenther@suse.de>
25061 PR tree-optimizer/52636
25062 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
25063 to the appropriate type.
25065 2012-03-21 Richard Guenther <rguenther@suse.de>
25067 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
25069 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
25070 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
25071 * passes.c (init_optimization_passes): Remove pass_init_function,
25072 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
25073 * tree-pass.h (pass_init_function): Remove.
25074 (pass_jump): Remove.
25075 (pass_initial_value_sets): Remove.
25076 (pass_unshare_all_rtl): Remove.
25077 * integrate.c (pass_initial_value_sets): Remove.
25078 * emit-rtl.c (pass_unshare_all_rtl): Remove.
25079 * tree.h (init_function_for_compilation): Remove.
25080 * function.c (init_function_for_compilation): Remove.
25081 (pass_init_function): Remove.
25082 * cfgcleanup.c (rest_of_handle_jump): Remove.
25083 (pass_jump): Remove.
25085 2012-03-20 Jason Merrill <jason@redhat.com>
25087 * tree-streamer-in.c (streamer_alloc_tree): Call
25088 ggc_alloc_zone_cleared_tree_node instead of
25089 ggc_alloc_zone_cleared_tree_node_stat.
25091 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
25093 * doc/extend.texi (Template Instantiation): Remove anachronisms.
25095 2012-03-20 Jakub Jelinek <jakub@redhat.com>
25098 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
25099 (ix86_expand_vec_perm_const_1): Call it.
25101 * config/i386/i386.c (vselect_insn): New variable.
25102 (init_vselect_insn): New function.
25103 (expand_vselect, expand_vselect_insn): Add testing_p argument.
25104 Call init_vselect_insn if vselect_insn is NULL. Adjust
25105 PATTERN (vselect_insn), instead of creating a new insn each time,
25106 only emit a copy of it if not testing and recog has been successful.
25107 (expand_vec_perm_pshufb, expand_vec_perm_1,
25108 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
25112 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
25113 ("enabled" attribute): Handle avx2 and noavx2 isas.
25114 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
25116 (vec_dup<mode>): Add avx2 =x,x alternative.
25117 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
25118 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
25119 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
25120 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
25122 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
25123 if possible, handle also V8SFmode.
25125 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
25127 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
25128 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
25129 reg_or_zero_operand predicate.
25130 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
25132 2012-03-20 Jakub Jelinek <jakub@redhat.com>
25134 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
25135 If operand isn't UNSPEC, return 0.
25137 2012-03-20 Richard Guenther <rguenther@suse.de>
25139 * tree-pass.h (pass_rtl_eh): Remove.
25140 * except.c (gate_handle_eh): Likewise.
25141 (rest_of_handle_eh): Likewise.
25142 (pass_rtl_eh): Likewise.
25143 (finish_eh_generation): Export.
25144 * except.h (finish_eh_generation): Declare.
25145 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
25146 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
25147 after expanding stack alignment. Instead of compacting blocks
25150 2012-03-20 Richard Guenther <rguenther@suse.de>
25152 * stor-layout.c (finish_bitfield_representative): Fallback
25153 to conservative maximum size if the padding up to the next
25154 field cannot be computed as a constant.
25155 (finish_bitfield_layout): If we cannot compute the distance
25156 between the start of the bitfield representative and the
25157 bitfield member start a new representative.
25158 * expr.c (get_bit_range): The distance between the start of
25159 the bitfield representative and the bitfield member is zero
25160 if the field offsets are not constants.
25162 2012-03-20 Tristan Gingold <gingold@adacore.com>
25164 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
25165 convert in lowercase.
25166 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
25167 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
25168 * stor-layout.c (sizetype_tab): Adjust.
25169 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
25170 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
25171 instead of type_kind_last.
25172 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
25173 instead of size_int_kind.
25174 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
25175 * doc/tm.texi: Regenerate.
25176 * defaults.h (SIZETYPE): Provide a default value.
25177 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
25178 (SIZETYPE): Define.
25180 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
25182 * config/sh/sh.md: Use braced string notation where applicable.
25184 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
25186 * config/i386/i386.md (allocate_stack): Simplify.
25188 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
25190 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
25191 copy_to_mode_reg (Pmode, ...).
25192 (expand_builtin_frame_address): Ditto.
25193 * expr.c (emit_block_move_via_libcall): Ditto.
25194 (set_storage_via_libcall): Ditto.
25196 * config/i386/i386.c (ix86_expand_movmem): Ditto.
25197 (ix86_expand_setmem): Ditto.
25198 (ix86_trampoline_init): DItto.
25199 * config/i386/i386.md (cmpstrnsi): Ditto.
25201 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
25203 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
25204 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
25205 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
25206 (SH Options): Likewise.
25208 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
25210 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
25211 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
25212 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
25213 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
25214 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
25217 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
25219 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
25220 * config/i386/i386.c (ix86_decompose_address): Use
25221 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
25222 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
25223 thread pointer to a register.
25226 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
25228 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
25229 if Pmode != word_mode.
25230 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
25231 Pmode == SImode for TARGET_X32.
25233 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
25234 (tls_initial_exec_x32): Likewise.
25236 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
25239 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
25240 DISP_ADDR_OFFSET): New macros.
25241 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
25242 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
25243 (sh_legitimize_address): Add QImode displacement handling.
25244 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
25246 (sh_secondary_reload): Add QImode displacement handling.
25247 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
25248 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
25249 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
25250 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
25251 to register operands only.
25252 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
25253 (extendqihi2): Change insn to expander.
25254 (*extendqihi2_compact_reg): New insn.
25255 (movqi_i, movqi): Replace with ...
25256 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
25257 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
25258 Add new peepholes for QImode displacement addressing.
25260 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
25263 * doc/invoke.texi: Document -Wuseless-cast.
25265 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
25267 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
25268 * tree.h (handled_component_p): Reorder cases.
25269 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
25270 not initialize unsignedp.
25271 (loc_list_from_tree): Likewise.
25272 (fortran_common): Likewise.
25273 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
25275 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
25277 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
25278 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
25279 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
25280 (ix86_split_long_move): Ditto.
25281 (legitimize_tls_address): Use ix86_gen_sub3.
25282 (construct_plt_address): Assert that Pmode == DImode.
25284 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
25286 * config/i386/i386.md: Remove empty predicates and/or constraints.
25287 * config/i386/sync.md: Ditto.
25288 * config/i386/sse.md: Ditto.
25289 * config/i386/mmx.md: Ditto.
25290 * config/i386/pentium.md: Ditto.
25291 * config/i386/athlon.md: Ditto.
25293 2012-03-16 Richard Guenther <rguenther@suse.de>
25295 PR tree-optimization/52603
25296 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
25300 2012-03-14 Richard Guenther <rguenther@suse.de>
25302 PR tree-optimization/52571
25303 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
25304 flag_section_anchors check ...
25305 (vect_can_force_dr_alignment_p): ... here.
25307 2012-03-16 Martin Jambor <mjambor@suse.cz>
25309 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
25310 memory through MEM_REFs by calling extract_bit_field.
25312 2012-03-16 Richard Guenther <rguenther@suse.de>
25314 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
25315 and REFERENCE_TYPE interpretations.
25316 (can_native_interpret_type_p): New function.
25317 (fold_ternary_loc): Use native encode/interpret to fold
25318 BIT_FIELD_REFs of constants.
25320 2012-03-16 Richard Guenther <rguenther@suse.de>
25322 PR middle-end/52584
25323 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
25324 of vector constants and constructors.
25326 2012-03-16 Richard Guenther <rguenther@suse.de>
25328 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
25329 VIEW_CONVERT_EXPR to convert constants.
25330 (vect_is_simple_use): Treat all constants as vec_constant_def.
25332 2012-03-16 Richard Guenther <rguenther@suse.de>
25333 Kai Tietz <ktietz@redhat.com>
25335 PR middle-end/48814
25336 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
25337 side-effects completely in the pre-queue and use a temporary
25340 2012-03-16 Richard Guenther <rguenther@suse.de>
25342 * stor-layout.c (finish_bitfield_representative): Fall back
25343 to the conservative maximum size if we cannot compute the
25344 size of the tail padding.
25346 2012-03-16 Tristan Gingold <gingold@adacore.com>
25348 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
25349 __CRTL_VER and __VMS_VER.
25350 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
25351 and vms_c_get_vms_ver.
25352 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
25354 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
25355 (VMS_DEFAULT_VMS_VER): Define.
25356 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
25357 (VMS_DEFAULT_VMS_VER): Define.
25359 2012-03-16 Richard Guenther <rguenther@suse.de>
25361 * tree-vect-loop.c (get_initial_def_for_induction): Use
25362 build_constructor directly.
25363 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
25364 build_vector_from_val.
25365 * tree.c (build_vector_from_val): Avoid creating a constructor
25366 first when we want a constant vector.
25368 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25370 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
25372 2012-03-16 Richard Guenther <rguenther@suse.de>
25374 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
25375 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
25376 (struct tree_vector): Remove elements member, add variable size
25378 (build_vector_stat): Declare.
25379 (build_vector): Define in terms of build_vector_stat.
25380 * tree.c (build_vector): Rename to ...
25381 (build_vector_stat): ... this. Take array of trees as parameter.
25382 (build_vector_from_ctor): Adjust.
25383 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
25384 initializer_zerop): Adjust.
25385 * cfgexpand.c (expand_debug_expr): Likewise.
25386 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
25387 const_vector_from_tree): Likewise.
25388 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
25389 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
25390 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
25391 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
25392 (lto_input_ts_vector_tree_pointers): Adjust.
25393 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
25394 (write_ts_vector_tree_pointers): Adjust.
25395 * varasm.c (const_hash_1, compare_constant, copy_constant,
25396 output_constant): Adjust.
25397 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
25398 * print-tree.c (print_node): Adjust.
25399 * tree-pretty-print.c (dump_generic_node): Adjust.
25400 * tree-vect-generic.c (uniform_vector_p, vector_element,
25401 lower_vec_perm): Adjust.
25402 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
25403 * tree-vect-slp.c (vect_get_constant_vectors,
25404 vect_transform_slp_perm_load): Adjust.
25405 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
25406 * expmed.c (make_tree): Adjust.
25407 * config/i386/i386.c (ix86_expand_builtin): Adjust.
25408 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
25409 and implementation.
25410 (sparc_fold_builtin): Adjust.
25412 2012-03-16 Tristan Gingold <gingold@adacore.com>
25414 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
25415 * config/vms/vms-stdint.h: New file.
25417 2012-03-16 Tristan Gingold <gingold@adacore.com>
25419 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
25420 (ia64-hp-*vms*): Replaced by ...
25421 (*-*-*vms*): ... This new entry.
25423 2012-03-15 Jakub Jelinek <jakub@redhat.com>
25426 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
25427 (ix86_expand_vec_perm_const_1): Use it.
25430 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
25431 (avx2_permv4df): Remove.
25432 (avx2_permv4di): Macroize into...
25433 (avx2_perm<mode>): ... this using VI8F_256 iterator.
25434 (avx2_permv4di_1): Macroize into...
25435 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
25437 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
25439 * combine.c (apply_distributive_law): Do not distribute SUBREG.
25441 2012-03-15 Ira Rosen <irar@il.ibm.com>
25442 Ulrich Weigand <ulrich.weigand@linaro.org>
25444 * tree-vect-patterns.c (widened_name_p): Rename to ...
25445 (type_conversion_p): ... this. Add new argument to determine
25446 if it's a promotion or demotion operation. Check for
25447 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
25448 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
25450 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
25451 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
25453 (vect_recog_mixed_size_cond_pattern): Likewise and allow
25454 non-constant then and else clauses.
25456 2012-03-15 Ira Rosen <irar@il.ibm.com>
25457 Ulrich Weigand <ulrich.weigand@linaro.org>
25459 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
25460 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
25461 vect_pattern_recog.
25462 * tree-vect-patterns.c (widened_name_p): Pass basic block
25463 info to vect_is_simple_use.
25464 (vect_recog_dot_prod_pattern): Fail for basic blocks.
25465 (vect_recog_widen_sum_pattern): Likewise.
25466 (vect_handle_widen_op_by_const): Support basic blocks.
25467 (vect_operation_fits_smaller_type,
25468 vect_recog_over_widening_pattern): Likewise.
25469 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
25470 Update call to vect_is_simple_use.
25471 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
25473 (check_bool_pattern): Add an argument, update call to
25474 vect_is_simple_use and the recursive calls.
25475 (vect_recog_bool_pattern): Update relevant function calls.
25477 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
25478 (vect_pattern_recog_1): Check for reduction only in loops.
25479 (vect_pattern_recog): Add new argument. Support basic blocks.
25480 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
25481 info to vect_is_simple_use_1.
25482 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
25483 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
25485 2012-03-15 Jakub Jelinek <jakub@redhat.com>
25486 Andrew Pinski <apinski@cavium.com>
25488 PR middle-end/52592
25489 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
25490 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
25491 calls instead of __builtin_ir{int,ound}*.
25493 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
25495 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
25498 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
25500 * config.gcc (target_type_format_char): New. Document it. Set it for
25502 * configure.ac (gnu_unique_option): Use target_type_format_char
25503 in test. Comment rationale.
25504 * configure: Regenerate .
25506 2012-03-15 Jakub Jelinek <jakub@redhat.com>
25508 PR tree-optimization/52267
25509 * tree-vrp.c (masked_increment): New function.
25510 (register_edge_assert_for_2): Derive ASSERT_EXPRs
25511 from (X & CST1) cmp CST2 tests.
25513 2012-03-15 Richard Guenther <rguenther@suse.de>
25515 PR middle-end/52580
25516 * tree-data-ref.c (subscript_dependence_tester_1): Check
25517 all dimensions for non-conflicting access functions.
25519 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
25522 * doc/invoke.texi [C++ Language Options]: Document
25523 -ftemplate-backtrace-limit.
25525 2012-03-15 Tristan Gingold <gingold@adacore.com>
25527 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
25528 before a parameter.
25530 2012-03-15 Tristan Gingold <gingold@adacore.com>
25532 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
25533 use DW_OP_call_frame_cfa.
25535 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
25538 * config/i386/i386-opts.h (pmode): New.
25540 * config/i386/i386.c (ix86_option_override_internal): Properly
25541 check and set ix86_pmode.
25543 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
25545 * config/i386/i386.opt (maddress-mode=): New.
25547 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
25549 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25551 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
25552 (dwarf2out_do_cfi_asm): Likewise.
25553 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
25555 (add_data_member_location_attribute): Likewise.
25556 (gen_array_type_die): Likewise.
25557 (gen_subprogram_die): Likewise.
25558 (gen_producer_string): Likewise.
25559 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
25560 Remove MIPS_DEBUGGING_INFO handling.
25561 (sdb_debug_hooks): Likewise.
25562 (sdbout_begin_block): Likewise.
25563 (sdbout_end_block): Likewise.
25564 (sdbout_begin_prologue): Likewise.
25565 (sdbout_start_source_file): Likewise.
25566 (sdbout_end_source_file): Likewise.
25567 (sdbout_init): Likewise.
25568 * system.h (MIPS_DEBUGGING_INFO): Poison.
25570 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25572 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
25573 (alpha_file_start) [MS_STAMP]: Remove.
25575 * config/alpha/elf.h (TARGET_GAS): Remove.
25576 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
25577 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
25578 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
25579 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
25580 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
25581 (alpha*-*-freebsd*): Likewise.
25582 (alpha*-*-netbsd*): Likewise.
25583 (alpha*-*-openbsd*): Likewise.
25584 (alpha*-*-*): Remove target_cpu_default2.
25585 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
25587 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
25588 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
25589 * config/alpha/alpha.c (print_operand): Always assume
25590 TARGET_AS_SLASH_BEFORE_SUFFIX.
25591 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
25592 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
25593 ("*builtin_setjmp_receiver_er_1"): Remove.
25594 * config/alpha/alpha.opt (malpha-as): Remove.
25596 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
25598 Remove DEC Unix reference.
25600 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
25601 (EXTENDED_COFF): Remove.
25602 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
25603 (EXTENDED_COFF): Don't undef.
25604 * config/alpha/alpha.c (alpha_file_start): Always assume
25606 Don't set targetm.asm_file_start_file_directive.
25607 [!OBJECT_FORMAT_ELF]: Remove.
25608 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
25610 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
25611 (DBX_DEBUGGING_INFO): Remove.
25612 (MIPS_DEBUGGING_INFO): Remove.
25613 (PREFERRED_DEBUGGING_TYPE): Remove.
25614 (DBX_OUTPUT_SOURCE_LINE): Remove.
25615 (SDB_OUTPUT_SOURCE_LINE): Remove.
25616 (DBX_CONTIN_LENGTH): Remove.
25617 (NO_DBX_FUNCTION_END): Remove.
25618 (ASM_STABS_OP): Remove.
25619 (ASM_STABN_OP): Remove.
25620 (ASM_STABD_OP): Remove.
25621 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
25622 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
25623 (PUT_SDB_DEF): Remove.
25624 (PUT_SDB_PLAIN_DEF): Remove.
25625 (PUT_SDB_TYPE): Remove.
25626 (sdb_label_count): Remove.
25627 (PUT_SDB_BLOCK_START): Remove.
25628 (PUT_SDB_BLOCK_END): Remove.
25629 (PUT_SDB_FUNCTION_START): Remove.
25630 (PUT_SDB_FUNCTION_END): Remove.
25631 (PUT_SDB_EPILOGUE_END): Remove.
25632 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
25633 (MIPS_DEBUGGING_INFO): Don't undef.
25634 (DBX_DEBUGGING_INFO): Don't undef.
25635 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
25636 (MIPS_DEBUGGING_INFO): Don't undef.
25637 (DBX_DEBUGGING_INFO): Don't undef.
25638 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
25639 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
25641 (alpha_start_function): Likewise.
25642 (sdb_label_count): Remove.
25643 (alpha_output_filename): Remove DBX_DEBUG handling.
25644 (alpha_file_start): Likewise.
25646 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25648 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
25649 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
25650 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
25652 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
25653 (ld_tls_support): Remove Solaris 8 references.
25654 (lwp_dir, lwp_spec): Remove support for alternate thread library.
25655 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
25656 * configure: Regenerate.
25657 * config.in: Regenerate.
25659 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
25660 * config/i386/sol2.h: Remove Solaris 8 references.
25662 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
25663 (i?86-*-solaris2.9): ... this.
25664 Remove Solaris 8 references.
25665 (Specific, *-*-solaris2*): Document Solaris 8 removal.
25666 Remove Solaris 8 references.
25668 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25670 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
25671 (mips-sgi-irix6.5*): Remove.
25672 * config.host (mips-sgi-irix*): Remove.
25673 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
25674 (set_have_as_tls): Remove *-*-irix6*.
25675 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
25676 * configure: Regenerate.
25678 * config/mips/iris6.h: Remove.
25679 * config/mips/iris6.opt: Remove.
25680 * config/mips/t-irix6: Remove.
25682 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
25683 (TARGET_IRIX6): Remove.
25684 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
25685 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
25686 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
25688 (mips_file_start): Likewise.
25689 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
25691 * config/mips/driver-native.c [__sgi__]: Remove.
25692 (host_detect_local_cpu) [__sgi__]: Remove.
25694 * config/mips/gnu-user.h: Remove iris5.h reference.
25696 * config/mips/mips-modes.def: Remove IRIX 6 reference.
25697 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
25698 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
25701 * gcc.c (main): Move asm_debug initialization ...
25702 (asm_debug): ... here.
25704 * ginclude/stddef.h (__STDDEF_H__): Don't define.
25706 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
25707 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
25708 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
25709 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
25710 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
25711 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
25713 * doc/tm.texi: Regenerate.
25715 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
25717 (MIPS Options, -march): Remove IRIX reference.
25718 * doc/install.texi (Binaries, SGI IRIX): Remove.
25719 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
25721 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
25723 2012-03-14 Martin Jambor <mjambor@suse.cz>
25725 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
25726 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
25727 (expand_expr_real_1): Do not handle misalignment if modifier is
25730 2012-03-14 Richard Guenther <rguenther@suse.de>
25732 PR middle-end/52584
25733 * tree-vect-generic.c (type_for_widest_vector_mode): Take
25734 element type instead of mode, use build_vector_type_for_mode
25735 instead of the langhook, build a vector of proper signedness.
25736 (expand_vector_operations_1): Adjust.
25738 2012-03-14 Richard Guenther <rguenther@suse.de>
25740 PR middle-end/52582
25741 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
25742 a cgraph node for a FUNCTION_DECL that comes from a constructor.
25743 (gimple_get_virt_method_for_binfo): Likewise.
25745 2012-03-14 Richard Guenther <rguenther@suse.de>
25747 PR tree-optimization/52571
25748 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
25749 flag_section_anchors check ...
25750 (vect_can_force_dr_alignment_p): ... here. Do not re-align
25751 DECL_COMMON variables.
25753 2012-03-14 Richard Guenther <rguenther@suse.de>
25755 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
25756 * stor-layout.c (start_bitfield_representative): New function.
25757 (finish_bitfield_representative): Likewise.
25758 (finish_bitfield_layout): Likewise.
25759 (finish_record_layout): Call finish_bitfield_layout.
25760 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
25761 for QUAL_UNION_TYPE fields.
25762 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
25763 Stream DECL_BIT_FIELD_REPRESENTATIVE.
25764 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
25766 PR middle-end/52080
25767 PR middle-end/52097
25768 PR middle-end/48124
25769 * expr.c (get_bit_range): Unconditionally extract bitrange
25770 from DECL_BIT_FIELD_REPRESENTATIVE.
25771 (expand_assignment): Adjust call to get_bit_range.
25773 2012-03-14 Richard Guenther <rguenther@suse.de>
25775 PR middle-end/52578
25776 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
25777 the outermost conversion is a sign-change only.
25778 (fold_binary_loc): Disregard widening and sign-changing
25779 conversions when we determine if two variables are equal
25781 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
25782 (T1)x if the outermost conversion is a sign-change only.
25784 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
25787 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
25789 * config/i386/predicates.md (constant_call_address_operand): Declare
25790 as special predicate. Update all uses.
25792 2012-03-13 Jakub Jelinek <jakub@redhat.com>
25795 * c-parser.c (c_parser_postfix_expression)
25796 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
25798 * config/i386/smmintrin.h: Avoid /* within a comment.
25799 * config/i386/nmmintrin.h: Likewise.
25801 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
25803 * config/i386/i386.md (xbegin): Remove constraint from expander.
25805 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
25807 * config/i386/predicates.md (constant_call_address_operand): Declare
25808 as special predicate. Update all uses.
25809 * config/i386/i386.md: Remove mode from constant_call_address_operand
25811 * config/i386/i386.c (ix86_output_call_insn): Call
25812 constant_call_address_operand with VOIDmode.
25814 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
25816 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
25817 AND zero extended address correctly.
25819 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
25821 * config/i386/predicates.md (tls_symbolic_operand): Declare as
25823 (tls_modbase_operand): Ditto.
25824 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
25825 tls_modbase_operand predicates.
25827 2012-03-13 Martin Jambor <mjambor@suse.cz>
25829 * expr.c (expand_assignment): Handle misaligned scalar writes to
25830 memory through top-level MEM_REFs by calling store_bit_field.
25832 2012-03-13 Richard Guenther <rguenther@suse.de>
25834 PR middle-end/52134
25835 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
25836 if Y is a constant multiple of 1 << CST.
25838 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
25841 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
25842 offset (size) to a value the insns can deal with.
25843 (expand_epilogue): Ditto.
25845 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
25847 * config/arm/neon.ml (ops): Fixup expected instructions for
25848 unsigned vector compares.
25850 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
25852 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
25853 addresses only when %reg is not in word mode.
25855 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25857 * config/microblaze/microblaze.md: Fix typo.
25858 * tree-if-conv.c: Likewise.
25859 * tree-vect-patterns.c: Likewise.
25861 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25863 * config.gcc (extra_passes): Remove.
25864 * configure.ac (extra_passes): Don't substitute.
25865 * configure: Regenerate.
25866 * Makefile.in (EXTRA_PASSES): Remove.
25867 (GCC_PASSES): Remove $(EXTRA_PASSES).
25868 (MOSTLYCLEANFILES): Likewise.
25869 (native): Likewise.
25870 (install-common): Likewise.
25872 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
25874 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
25875 * config/i386/i386.c (ix86_decompose_address): Use
25876 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
25877 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
25878 thread pointer to a register.
25880 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
25882 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
25883 on tls_symbolic_operand.
25884 (tls_global_dynamic_64_<mode>): Likewise.
25886 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
25889 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
25890 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
25892 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
25895 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
25896 type from reg_class_t to enum reg_class.
25897 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
25899 2012-03-12 Andrew Pinski <apinski@cavium.com>
25901 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
25902 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
25903 (value_replacement): Likewise.
25904 (empty_block_p): Check also if the PHIs for the block are empty.
25906 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
25909 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
25910 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
25911 r184615 from 2012-02-28.
25913 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
25915 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
25916 (ix86_gen_tls_local_dynamic_base_64): Likewise.
25917 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
25918 and ix86_gen_tls_local_dynamic_base_64.
25919 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
25920 ix86_gen_tls_local_dynamic_base_64.
25922 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
25923 (*tls_global_dynamic_64_<mode>): This.
25924 (tls_global_dynamic_64): Renamed to ...
25925 (tls_global_dynamic_64_<mode>): This.
25926 (*tls_local_dynamic_base_64): Renamed to ...
25927 (*tls_local_dynamic_base_64_<mode>): This.
25928 (tls_local_dynamic_base_64): Renamed to ...
25929 (tls_local_dynamic_base_64_<mode>): This.
25931 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
25933 * config/i386/i386.c (ix86_option_override_internal): Properly
25934 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
25935 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
25936 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
25937 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
25939 * config/i386/sse.md (sse3_monitor64): Renamed to ...
25940 (sse3_monitor64_<mode>): This.
25942 2012-03-12 Tristan Gingold <gingold@adacore.com>
25944 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
25945 (ia64_function_arg_advance): Ditto.
25947 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25949 * config.gcc (mips*-*-openbsd*): Remove.
25950 * config/mips/openbsd.h: Remove.
25951 * config/mips/sdb.h: Remove.
25953 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
25954 * config/mips/mips.c (sdb_label_count): Remove.
25955 (mips_debugger_offset): Remove #if 0 code.
25956 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
25957 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
25959 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25961 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
25962 binutils reference.
25963 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
25964 Update binutils references.
25965 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
25966 Update binutils reference.
25967 Update Sun as/GNU ld caveat.
25968 Document binutils largefile requirement for LTO plugin.
25969 Remove reference to alternate libpthread.
25971 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25973 * config.gcc (alpha*-dec-osf5.1*): Remove.
25974 * config.host (alpha*-dec-osf*): Remove.
25975 * configure.ac (*-*-osf*): Remove.
25976 (alpha*-dec-osf*): Remove.
25977 * configure: Regenerate.
25979 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
25980 config/alpha/va_list.h, config/alpha/x-osf: Remove.
25982 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
25983 * config/alpha/alpha.c (struct machine_function): Update comment.
25984 (alpha_start_function): Remove Tru64 UNIX as handling for
25986 * config/alpha/alpha.md ("exception_receiver"): Remove
25987 TARGET_LD_BUGGY_LDGP.
25988 ("*exception_receiver_2"): Likewise.
25989 * except.c (finish_eh_generation): Remove Tru64 reference.
25990 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
25991 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
25992 * target.def (handle_pragma_extern_prefix): Remove.
25994 * Makefile.in (mips-tfile.o-warn): Remove.
25995 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
25996 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
25997 * mips-tdump.c, mips-tfile.c: Remove.
25999 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
26001 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
26002 (Specific, alpha*-dec-osf5.1): Note removal.
26003 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
26005 * doc/tm.texi: Regenerate.
26006 * doc/trouble.texi (Cross-Compiler Problems): Remove.
26008 2012-03-12 Richard Guenther <rguenther@suse.de>
26010 * config/arm/arm.c (neon_dereference_pointer): Do not call
26011 covert during RTL expansion.
26013 2012-03-12 Tristan Gingold <gingold@adacore.com>
26015 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
26016 Options. Mention -mpointer-size.
26018 2012-03-12 Richard Guenther <rguenther@suse.de>
26020 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
26021 build_nonstandard_integer_type.
26023 2012-03-12 Richard Guenther <rguenther@suse.de>
26025 * tree.c (signed_or_unsigned_type_for): Use
26026 build_nonstandard_integer_type.
26027 (signed_type_for): Adjust documentation.
26028 (unsigned_type_for): Likewise.
26029 * tree-pretty-print.c (dump_generic_node): Use standard names
26030 for non-standard integer types if available.
26032 2012-03-12 Tristan Gingold <gingold@adacore.com>
26034 * config/vms/vms.opt: Add vms-opts.h header.
26035 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
26037 (-mvms-return-codes): Document.
26038 (-mpointer-size): New option.
26039 (vms_pointer_size): Add enumeration.
26040 * config/vms/vms-opts.h: New file.
26041 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
26042 __INITIAL_POINTER_SIZE.
26043 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
26044 (C_COMMON_OVERRIDE_OPTIONS): Define.
26045 (DWARF2_ADDR_SIZE): Define.
26046 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
26047 * config/vms/vms-protos.h (vms_c_common_override_options):
26049 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
26050 if -mno-pointer-size.
26051 (vms_c_common_override_options): New function.
26052 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
26053 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
26054 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
26055 and flag_vms_pointer_size.
26056 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
26057 * config.gcc (*-*-*vms*): Define xm_file.
26058 (alpha*-dec-*vms*): Do not define xm_file.
26059 (alpha64-dec-*vms*): Remove.
26060 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
26063 2012-03-12 Jakub Jelinek <jakub@redhat.com>
26065 PR tree-optimization/51721
26066 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
26067 if (int) unsvar cmp CST.
26069 2012-03-12 Richard Guenther <rguenther@suse.de>
26071 * tree-sra.c (create_access_replacement): Only rename the replacement
26072 if we can rewrite it into SSA form. Properly mark register typed
26073 replacements that we cannot rewrite with TREE_ADDRESSABLE.
26074 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
26075 for aggregate or BLKmode results.
26077 2012-03-12 Jakub Jelinek <jakub@redhat.com>
26079 PR tree-optimization/52533
26080 * tree-vrp.c (register_edge_assert_for_2): Use double_int
26081 type for mask, only handle shifts by non-zero in-range
26082 shift count, for LE_EXPR and GT_EXPR if new_val is
26083 maximum, don't add the assertion.
26085 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
26087 * doc/invoke.texi: Document -mrtm option.
26088 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
26089 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
26090 (ix86_handle_option): Handle OPT_mrtm.
26091 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
26093 (x86_64-*-*): Ditto.
26094 * i386-builtin-types.def (INT_FTYPE_VOID): New.
26095 * config/i386/i386-c.c (ix86_target_macros_internal): Define
26097 (ix86_target_string): Define -mrtm option.
26099 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
26101 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
26102 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
26103 IX86_BUILTIN_XTEST.
26104 (bdesc_special_args): Ditto.
26105 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
26106 (ix86_expand_special_args_builtin): Handle new built-in type.
26107 (ix86_expand_builtin): Handle XABORT instruction.
26108 * config/i386/i386.h (TARGET_RTM): New.
26109 * config/i386/i386.md (UNSPECV_XBEGIN): New.
26110 (UNSPECV_XEND): Ditto.
26111 (UNSPECV_XABORT): Ditto.
26112 (UNSPECV_XTEST): Ditto.
26119 * config/i386/i386.opt (mrtm): New.
26120 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
26121 * config/i386/rtmintrin.h: New header.
26122 * config/i386/xtestintrin.h: Ditto.
26124 2012-03-12 Tristan Gingold <gingold@adacore.com>
26126 * ginclude/stddef.h: Adjust previous patch.
26127 Use __VMS__ instead of VMS.
26129 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
26131 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
26132 Also convert sequences with CC setting arithmetic instruction.
26134 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
26136 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
26137 from C Language Options to Preprocessor Options.
26138 (C Dialect Options): Move -no-integrated-cpp documentation
26140 (Preprocessor Options): ...to here. Rewrite the description
26141 so it makes more sense, and remove discussion of merging front ends.
26143 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
26145 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
26147 (ix86_expand_setmem): Likewise.
26149 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
26151 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
26154 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
26156 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
26157 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
26159 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
26161 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
26163 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
26165 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
26168 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
26169 Uros Bizjak <ubizjak@gmail.com>
26171 * config/i386/predicates.md (call_insn_operand): Allow
26172 constant_call_address_operand in Pmode only.
26173 (sibcall_insn_operand): Ditto.
26174 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
26175 (*call_vzeroupper): Ditto.
26177 (*sibcall_vzeroupper): Ditto.
26178 (*call_value): Ditto.
26179 (*call_value_vzeroupper): Ditto.
26180 (*sibcall_value): Ditto.
26181 (*sibcall_value_vzeroupper): Ditto.
26182 (*indirect_jump): Ditto.
26183 (*tablejump_1): Ditto.
26184 (indirect_jump): Convert memory address to word mode for TARGET_X32.
26185 (tablejump): Ditto.
26186 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
26189 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
26192 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
26193 Use movrt_negc instead of negc pattern for non-SH2A.
26194 (*movnegt): Remove.
26195 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
26197 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
26199 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
26200 if Pmode != word_mode.
26201 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
26202 Pmode == SImode for TARGET_X32.
26204 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
26205 (tls_initial_exec_x32): Likewise.
26207 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
26209 PR rtl-optimization/52528
26210 * combine.c (can_combine_p): Add setting of subst_low_luid
26211 before call to expand_field_assignment().
26213 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
26215 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
26216 and related program names.
26218 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
26220 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
26222 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
26225 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
26226 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
26227 to set code to 'q'.
26228 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
26229 (*movdi_internal_rex64): Use %E operand modifier for lea.
26230 (*movsi_internal): Ditto.
26232 (*lea<mode>_2): Ditto.
26233 (*lea_{3,4,5,6}_zext): Ditto.
26234 (*tls_global_dynamic_32_gnu): Ditto.
26235 (*tls_global_dynamic_64): Ditto.
26236 (*tls_dynamic_gnu2_lea_32): Ditto.
26237 (*tls_dynamic_gnu2_lea_64): Ditto.
26238 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
26240 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
26242 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
26243 redefine to be NULL if the current bit-size is different from the
26244 configured bit-size.
26246 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
26247 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
26248 set the default tuning. Add asserts to make sure the cpu and tune
26249 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
26250 test whether the index is set, instead of > 0.
26251 (rs6000_file_start): Do not reset the default cpu if the current
26252 bit-size is different from the configured bit-size.
26254 2012-03-09 Tristan Gingold <gingold@adacore.com>
26256 * config/vms/vms-crtlmap.map: Add comments.
26257 Add entries needed to build Ada RTS.
26259 2012-03-09 Tristan Gingold <gingold@adacore.com>
26261 * ginclude/stddef.h: Do not define __size_t on VMS.
26263 2012-03-09 Tristan Gingold <gingold@adacore.com>
26265 * c-tree.h (c_default_pointer_mode): New variable.
26266 * c-decl.c (c_default_pointer_mode): New variable.
26267 (c_build_pointer_type): New function.
26268 (grokdeclarator): Call c_build_pointer_type instead
26269 of build_pointer_type.
26271 * config/vms/vms-c.c: Include c-tree.h
26272 (saved_pointer_mode): New variable.
26273 (handle_pragma_pointer_size): New function.
26274 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
26275 (vms_c_register_pragma): Register __pointer_size and
26276 __required_pointer_size pragmas.
26278 2012-03-09 Tristan Gingold <gingold@adacore.com>
26280 * config/vms/vms-c.c (vms_construct_include_filename): New function.
26281 (vms_c_register_includes): Reference it.
26283 2012-03-09 Andrew Pinski <apinski@cavium.com>
26285 PR middle-end/51988
26286 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
26287 print_generic_expr.
26288 (tree_ssa_phiopt_worker): Go through all the PHIs for
26289 value_replacement instead of just the singleton one.
26290 (value_replacement): Change return type to int. Return 0 instead of
26292 Allow the middle basic block to contain more than just the defining
26294 Handle non empty middle basic blocks.
26295 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
26297 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
26299 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
26300 array reference and component reference.
26301 (analyze_scalar_evolution_for_address_of): New.
26303 2012-03-08 Jie Zhang <jzhang918@gmail.com>
26306 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
26307 (hwloop_pattern_reg): Fix set but not used warning.
26308 (bfin_reorg_loops): Remove unused parameter.
26309 (bfin_reorg): Update use of bfin_reorg_loops.
26311 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
26313 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
26314 with integer parameters in registers.
26315 (gen_push): Push register in word_mode instead of Pmode.
26316 (ix86_emit_save_regs): Likewise.
26317 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
26318 (gen_pop): Pop register in word_mode instead of Pmode.
26319 (ix86_emit_restore_regs_using_pop): Likewise.
26320 (ix86_expand_prologue): Replace Pmode with word_mode for push
26321 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
26322 restore RAX and R10 in word_mode.
26323 (ix86_emit_restore_regs_using_mov): Restore integer registers
26325 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
26327 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
26328 (ix86_split_long_move): Likewise.
26330 * config/i386/i386.md (W): New.
26331 (*push<mode>2_prologue): Replace :P with :W.
26332 (*pop<mode>1): Likewise.
26333 (*pop<mode>1_epilogue): Likewise.
26334 (push/pop peephole2): Use word_mode scratch registers.
26336 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
26338 * config/i386/predicates.md (indirect_branch_operand): Simplify.
26340 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
26342 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
26343 for constants in [-63,63].
26345 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
26349 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
26351 * config/i386/i386.c (ix86_print_operand_address): Only handle
26352 zero-extended DImode addresses.
26354 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26356 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
26357 * configure: Regenerate.
26359 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
26362 * config/avr/avr.c (avr_mem_clobber): New static function.
26363 (avr_expand_delay_cycles): Add memory clobber operand to
26364 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
26365 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
26366 (enable_interrupt, disable_interrupt): New expander.
26367 (nopv, sleep, wdr): New expanders.
26368 (delay_cycles_1): Add memory clobber.
26369 (delay_cycles_2): Add memory clobber.
26370 (delay_cycles_3): Add memory clobber.
26371 (delay_cycles_4): Add memory clobber.
26372 (cli_sei): New insn from former "enable_interrupt",
26373 "disable_interrupt" with memory clobber.
26374 (*wdt): New insn from former "wdt" with memory clobber.
26375 (*nopv): Similar, but for "nopv".
26376 (*sleep): Similar, but for "sleep".
26378 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
26379 Kaz Kojima <kkojima@gcc.gnu.org>
26382 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
26383 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
26384 (SUBTARGET_OVERRIDE_OPTIONS): Define.
26386 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
26388 * config/i386/predicates.md (x86_64_zext_general_operand): New.
26389 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
26390 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
26392 2012-03-07 Walter Lee <walt@tilera.com>
26394 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
26395 REG_CFA_* notes for the stack pointer.
26396 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
26397 EH_RETURN_STACKADJ_RTX.
26398 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
26399 generate REG_CFA_* notes for the stack pointer.
26400 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
26401 by EH_RETURN_STACKADJ_RTX.
26403 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
26405 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
26406 when __AVR_3_BYTE_PC__ is defined.
26408 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
26410 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
26411 (ix86_print_operand): Handle '^'.
26412 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
26413 using P mode iterator. Add %^ to asm template to conditionally emit
26415 (*rep_movdi_rex64): Ditto.
26416 (*strsetdi_rex_1): Ditto.
26417 (*rep_stosdi_rex64): Ditto.
26418 (*strmov{si,hi,qi}_1): Add %^ to asm template to
26419 conditionally emit addr32 prefix.
26420 (*rep_mov{si,qi}): Ditto.
26421 (*strset{si,hi,qi}): Ditto.
26422 (*rep_stos{si,qi}): Ditto.
26423 (*cmpstrnqi_nz_1): Ditto.
26424 (*cmpstrnqi_1): Ditto.
26425 (*strlenqi_1): Ditto.
26427 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
26429 * config/i386/i386.c (function_value_64): Return pointers in
26430 word_mode instead of Pmode.
26431 (ix86_promote_function_mode): Likewise.
26433 2012-03-07 Richard Guenther <rguenther@suse.de>
26435 * coverage.c (get_gcov_type): Use type_for_mode.
26436 (get_gcov_unsigned_t): Likewise.
26437 * expr.c (store_constructor): Use type_for_mode.
26438 (try_casesi): Likewise.
26439 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
26440 (add_standard_iv_candidates): Use standard type trees.
26441 * dojump.c (do_jump): Remove dead code.
26443 2012-03-07 Richard Guenther <rguenther@suse.de>
26445 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
26447 2012-03-07 Richard Guenther <rguenther@suse.de>
26449 * convert.c (strip_float_extensions): Move ...
26450 * tree.c (strip_float_extensions): ... here.
26452 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
26455 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
26457 2012-03-07 Richard Guenther <rguenther@suse.de>
26459 * omp-low.c (extract_omp_for_data): Use signed_type_for.
26460 (expand_omp_for_generic): Likewise.
26461 (expand_omp_for_static_nochunk): Likewise.
26462 (expand_omp_for_static_chunk): Likewise.
26463 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
26464 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
26465 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
26466 Use unsigned_type_for.
26467 (vect_create_cond_for_align_checks): Use signed_type_for.
26469 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
26471 PR rtl-optimization/52203
26472 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
26473 all callers to pass NULL except ...
26474 (reset_sched_cycles_in_current_ebb): ... here, save the value
26475 in new variable 'empty'. Increase issue_rate only for
26478 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
26481 * Makefile.in: Let install-gcc-ar depend on installdirs,
26482 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
26483 Don't double canonicalize if cross-compiling.
26485 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
26488 * config/avr/avr.c (expand_epilogue): Fix order of restoration
26489 to: RAMPZ, RAMPY, RAMPX, RAMPD.
26490 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
26492 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
26495 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
26497 * config/avr/avr.md (xload_8): Adjust insn length.
26499 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
26502 * config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
26503 if RAMPZ affects reading from RAM.
26505 2012-03-07 Richard Guenther <rguenther@suse.de>
26509 * doc/invoke.texi (Precompiled Headers): Remove sentence that
26510 suggests you can include PCHs from inside another header.
26512 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
26514 PR middle-end/52515
26515 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
26517 2012-03-07 Kai Tietz <ktietz@redhat.com>
26519 * doc/invoke.texi (fwritable-relocated-rdata): Document
26520 new Cygwin/MinGW target option.
26521 * config/i386/winnt.c (i386_pe_unique_section): Ignore
26522 reloc if flag -fwritable-relocated-rdata is not set.
26523 (i386_pe_section_type_flags): Likewise.
26524 * config/i386/cygming.opt (fwritable-relocated-rdata):
26525 Add new flag variable flag_writable_rel_rdata.
26527 2012-03-07 Richard Guenther <rguenther@suse.de>
26529 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
26530 precision against gimple constraints.
26532 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
26534 PR middle-end/52372
26535 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
26537 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
26538 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
26540 (init_emit_regs): Move associated initialization to...
26541 (init_emit_once): ...here.
26543 2012-03-06 Richard Henderson <rth@redhat.com>
26545 * config/m68k/m68k.h (ISA_HAS_TAS): New.
26546 * config/m68k/sync.md (atomic_test_and_set): Use it.
26547 (atomic_test_and_set_1): Likewise.
26549 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
26552 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
26553 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
26554 (vector_ltgt<mode>): Likewise.
26555 (vector_ordered<mode>): Likewise.
26556 (vector_unordered<mode>): Likewise.
26557 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
26559 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
26561 * trans-mem.c: New typedef for tm_region_p.
26562 Define vector types for tm_region_p.
26563 (tm_region_init): Replace region_worklist to a vector called
26566 2012-03-06 Richard Guenther <rguenther@suse.de>
26568 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
26569 MEM_REF with constant pointer operand.
26571 2012-03-06 Richard Guenther <rguenther@suse.de>
26573 PR middle-end/52493
26574 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
26576 2012-03-06 Tristan Gingold <gingold@adacore.com>
26578 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
26579 (external_model_kind): Improve documentation.
26580 (vms_pragma_extern_model): Handle relaxed_redef.
26581 (vms_c_register_pragma): Allow expansion for nomember_alignment.
26583 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
26585 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
26586 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
26587 Some more notes on EIND usage and reorder EIND subsection.
26589 2012-03-06 Tristan Gingold <gingold@adacore.com>
26591 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
26592 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
26594 2012-03-06 Tristan Gingold <gingold@adacore.com>
26596 * config/vms/t-vmsnative (version): Define.
26597 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
26599 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
26601 PR rtl-optimization/52250
26602 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
26603 to put note list into. Unconditionally call move_bb_info.
26604 (move_bb_info): Do not assert the blocks being in the same region,
26605 just drop the note list if they are not.
26607 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
26610 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
26611 and use unified expansion logic.
26612 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
26613 closer to the existing movt insn.
26614 (negc): Rename insn to *negc. Add new expander.
26615 (movnegt): Use xor pattern for T bit negation. Reserve helper
26616 constant for negc pattern.
26617 (*movnegt): New insn and splitter.
26619 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
26621 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
26624 2012-03-05 Richard Henderson <rth@redhat.com>
26626 * genemit.c (main): Include "target.h" in insn-emit.c.
26627 * Makefile.in (insn-emit.o): Depend on TARGET_H.
26628 * config/sh/sync.md (atomic_test_and_set): Reference
26629 targetm.atomic_test_and_set_trueval instead of
26630 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
26632 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
26634 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
26637 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
26639 * langhooks.c (add_builtin_type): New function.
26640 * langhooks.h (add_builtin_type): Export it.
26641 * config/mep/mep.c (mep_init_builtins): Use it.
26642 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
26644 2012-03-05 Jakub Jelinek <jakub@redhat.com>
26647 * tree.h (BLOCK_SAME_RANGE): Define.
26648 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
26649 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
26650 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
26651 isn't equal to supercontext fragment's fragment chain.
26652 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
26654 (blocks_nreverse_all): Likewise.
26655 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
26656 BLOCK_SUPERCONTEXT to supercontext fragment instead of
26657 supercontext fragment's fragment origin.
26658 * dwarf2out.c (add_high_low_attributes): If stmt has the same
26659 range as its parent (or parents thereof etc.), use the parent's
26660 DW_AT_ranges value instead of creating a new .debug_ranges range.
26662 2012-03-05 Richard Henderson <rth@redhat.com>
26665 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
26666 * omp-low.c (expand_omp_atomic): Assume anything aligned to
26667 BIGGEST_ALIGNMENT is aligned.
26669 2012-03-05 Richard Henderson <rth@redhat.com>
26671 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
26672 * config/sh/sh.c: ... here.
26674 2012-03-05 Richard Henderson <rth@redhat.com>
26677 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
26678 instead of calling negqi2 directly.
26680 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
26682 PR middle-end/52463
26683 * trans-mem.c (tm_region_init): Use last_basic_block.
26685 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
26687 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
26688 * config/sh/sync.md (atomic_test_and_set): New expander.
26689 (tasb, atomic_test_and_set_soft): New insns.
26690 * config/sh/sh.opt (menable-tas): New option.
26691 * doc/invoke.texi (SH Options): Document it.
26693 2012-03-05 Richard Guenther <rguenther@suse.de>
26695 * cfgloop.c (verify_loop_structure): Verify dominators before
26697 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
26698 dominators from here.
26699 * graphite-scop-detection.c (create_sese_edges): Likewise.
26700 * loop-doloop.c (doloop_optimize_loops): Likewise.
26701 * loop-init.c (loop_optimizer_init): Likewise.
26702 * loop-unroll.c (unroll_and_peel_loops): Likewise.
26703 * loop-unswitch.c (unswitch_loops): Likewise.
26704 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
26705 * tree-parloops.c (parallelize_loops): Likewise. Verify
26706 only when checking is enabled.
26707 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
26709 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
26711 * genautomata.c (parse_automata_opt): New static function.
26712 (initiate_automaton_gen): Remove all option handling code. Remove
26713 argc argument. All callers changed.
26714 (main): Call init_rtx_reader_args_cb with the new function as argument.
26716 2012-03-05 Richard Guenther <rguenther@suse.de>
26718 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
26719 * tree-if-conv.c (combine_blocks): Free post-dominator info
26721 * tree-parloops.c (create_parallel_loop): Free and re-compute
26722 dominator info after breaking it.
26724 2012-03-05 Richard Guenther <rguenther@suse.de>
26726 PR middle-end/52353
26727 * optabs.h (trapv_unoptab_p): New function.
26728 (trapv_binoptab_p): Likewise.
26729 * optabs.c (expand_binop): Use emit_libcall_block_1 with
26730 a proper equiv_may_trap argument.
26731 (expand_unop): Likewise.
26732 (emit_libcall_block_1): Take extra argument whether the
26733 instruction may trap. Renamed from ...
26734 (emit_libcall_block): ... this. New wrapper.
26736 2012-03-05 Jakub Jelinek <jakub@redhat.com>
26738 PR tree-optimization/51721
26739 * tree-vrp.c (register_edge_assert_for_2): If comparing
26740 lhs of right shift by constant with an integer constant,
26741 add ASSERT_EXPRs for the rhs1 of the right shift.
26743 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
26745 2012-03-05 Richard Guenther <rguenther@suse.de>
26747 * tree.c (integer_zerop): Handle VECTOR_CSTs.
26748 (integer_onep): Likewise.
26749 (integer_all_onesp): Likewise.
26751 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
26753 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
26755 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
26757 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
26758 instead of TARGET_64BIT.
26760 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
26762 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
26765 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
26767 * config/i386/i386.c (ix86_print_operand_address): Only handle
26768 zero-extended DImode addresses.
26770 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
26772 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
26773 taken and cputaken as bool.
26775 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
26777 * config/i386/constraints.md (Ya): New internal constraint.
26778 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
26779 (*zero_extendsidi2_rex64): Add x,x alternative.
26780 (*zero_extendsidi2): Ditto. Add o,0 alternative.
26781 Remove flags reg clobber. Adjust corresponding splits.
26782 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
26783 zero_extendqisi2 expanders using SWI12 mode iterator.
26784 (zero_extend<mode>si2_and): Macroize insn from
26785 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
26787 (*zero_extend<mode>si2): Macroize insn from
26788 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
26789 (*zero_extend*2_movzbl_and): Remove insn patterns.
26790 (zero_extendqihi2_and): Merge corresponding splitter.
26791 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
26792 (*zero_extend*2_movzbl_and): Remove insn patterns.
26793 (*anddi_1): Split TYPE_IMOVX instructions.
26794 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
26796 (and->zext splitter): Add splitter pattern.
26797 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
26799 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
26801 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
26803 (Debugging Options): Likewise.
26804 (Optimize Options): Likewise.
26805 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
26806 with other architectures. Use official processor names with correct
26807 spelling/capitalization. Fix formatting and grammar issues.
26808 (i386 and x86-64 Windows Options): Similar cleanup here.
26810 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
26812 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
26814 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
26816 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
26817 DBX_REGISTER_NUMBER.
26819 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
26821 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
26822 operand is CONST_INT. Take COSTS_N_INSNS into account.
26823 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
26826 2012-03-02 Richard Henderson <rth@redhat.com>
26828 * optabs.c (expand_atomic_test_and_set): Honor
26829 atomic_test_and_set_trueval even when atomic_test_and_set
26830 optab is not in use.
26832 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
26836 * config/sh/sh.c (sh_register_move_cost): Increase cost between
26837 GENERAL_REGS and FP_REGS for SImode.
26839 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
26842 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
26843 (absdi2): New expander.
26844 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
26846 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
26848 * config/sh/sync.md (atomic_exchange<mode>): New expander.
26849 (atomic_exchange<mode>_soft): New insn.
26851 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
26853 * config/sh/sync.md: Update copyright notice dates.
26854 (atomic_compare_and_swap<mode>): Use SImode for return value instead
26856 (atomic_compare_and_swap<mode>_soft): Likewise.
26858 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
26861 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
26862 * config/sh/sh.c: Update copyright notice dates.
26863 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
26864 alignment for TARGET_HARD_SH4.
26865 (sh_option_override): Reduce default function alignment. Set
26866 loop alignment to 4 bytes when not optimizing for size.
26868 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
26870 PR middle-end/50335
26871 * doc/invoke.texi (floop-flatten): Remove.
26872 * toplev.c (process_options): Remove references to flag_loop_flatten.
26873 * tree-ssa-loop.c (gate_graphite_transform): Same.
26874 * common.opt (floop-flatten): Obsolete.
26875 * graphite-poly.c (apply_poly_transforms): Remove reference to
26877 * Makefile.in (graphite-flattening.o): Remove.
26878 * graphite-flattening.c: Remove.
26880 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
26882 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
26883 having mode compatible with the mode of previous compare. Substitute
26884 compare mode of previous compare with the mode, compatible
26885 with eliminated and previous compare.
26887 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
26889 * config/rs6000/dfp.md (floatdidd2): New define_insn.
26891 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
26893 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
26894 compatible with CCGOCmode and CCGCmode.
26896 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
26898 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
26900 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
26902 * config/arm/arm.c (arm_sat_operator_match): New function.
26903 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
26904 * config/arm/arm.md ("insn" attribute): Add "sat" value.
26905 ("SAT", "SATrev"): New code iterators.
26906 ("SATlo", "SAThi"): New code iterator attributes.
26907 ("*satsi_<SAT:code>"): New pattern.
26908 ("*satsi_<SAT:code>_shift"): Likewise.
26909 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
26910 and "shift" attributes.
26911 ("arm_usatsihi"): Add "insn" attribute.
26912 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
26913 by powers of two. Do not allow shift by 32.
26915 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
26918 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
26919 to pass the argument in the register of "natural" mode.
26921 2012-03-02 Richard Guenther <rguenther@suse.de>
26923 PR tree-optimization/52406
26924 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
26925 (struct indices): Add unconstrained_base member.
26926 (struct dr_alias): Remove unused vops member.
26927 (DR_UNCONSTRAINED_BASE): New define.
26928 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
26929 add indices to allow their disambiguation. Make DR_BASE_OBJECT
26930 be an artificial access that covers the whole indexed object,
26931 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
26932 plain decl base-objects to their MEM_REF variant.
26933 (dr_may_alias_p): When the base-object of either data reference
26934 has unknown size use only points-to information.
26935 (compute_affine_dependence): Make dumps easier to read and
26937 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
26938 DR_REF when looking for packed references.
26939 (vect_supportable_dr_alignment): Likewise.
26941 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
26943 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
26944 Improve conditions for peepholes of loads followed by commutative
26946 * config/arm/ldmstm.md: Regenerated.
26948 2012-03-02 Richard Guenther <rguenther@suse.de>
26950 * BASE-VER: Set to 4.8.0.
26952 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
26954 * config.gcc (obsolete): Add all ARM targets using the FPA.
26955 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
26956 * doc/install.texi: Avoid references to obsolete ARM ports.
26958 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
26960 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
26962 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
26963 Joern Rennecke <joern.rennecke@embecosm.com>
26965 * doc/extend.texi: Expand and update information on interrupt
26966 attribute for Epiphany.
26968 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
26970 * config/sh/sh-protos.h: Update copyright notice dates.
26971 * config/sh/sh.h: Likewise.
26972 * config/sh/sh.md: Likewise.
26973 * config/sh/constraints.md: Likewise.
26974 * config/sh/predicates.md: Likewise.
26976 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
26978 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
26979 * config/sh/sh.c (tertiary_reload_operand): Likewise.
26981 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
26983 * config/sh/constraints.md: Fix comment typo.
26985 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26988 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
26989 unsigned HOST_WIDE_INT.
26990 (zvdep_imm64): Likewise.
26991 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
26992 (vdepi_and): Likewise.
26993 Likewise for unamed 64-bit patterns.
26994 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
26996 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
26999 PR rtl-optimization/52417
27000 * cselib.c (cselib_any_perm_equivs): New variable.
27001 (cselib_reset_table): Check that it's not set when not
27002 preserving constants.
27003 (cselib_add_permanent_equiv): Set it.
27004 (cselib_have_permanent_equivalences): New.
27005 (cselib_init, cselib_finish): Reset it.
27006 * cselib.h (cselib_have_permanent_equivalences): Declare.
27007 * alias.c (get_addr): Restore earlier behavior when there
27008 aren't permanent equivalences.
27010 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
27012 * config/mn10300/mn10300-modes.def: Fix copyright notice.
27013 * config/v850/v850-modes.def: Fix copyright notice.
27015 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
27017 * doc/extend.texi (AVR Built-in Functions): Document
27018 __builtin_avr_flash_segment.
27020 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
27021 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
27022 (*split.flash_segment): New insn-and-split.
27023 * config/avr/avr.c (avr_init_builtins): Add local variables:
27024 const_memx_void_node, const_memx_ptr_type_node,
27025 char_ftype_const_memx_ptr.
27027 2012-03-01 Jakub Jelinek <jakub@redhat.com>
27029 PR tree-optimization/52445
27030 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
27031 add ssa_name_ver, offset and size fields and change store field
27033 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
27034 (add_or_mark_expr): Likewise. Only consider previous stores
27035 with the same size and offset.
27036 (nt_init_block): Only look at gimple_assign_single_p stmts,
27037 doesn't look at rhs2.
27039 2012-03-01 Richard Guenther <rguenther@suse.de>
27041 PR middle-end/52443
27042 * tree-cfg.c (verify_gimple_assign_unary): Allow any
27043 conversions from integral types to pointer types.
27045 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
27047 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
27048 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
27049 unintentionally removed in r184616.
27051 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27053 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
27056 2012-02-29 Jakub Jelinek <jakub@redhat.com>
27057 Uros Bizjak <ubizjak@gmail.com>
27060 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
27061 alternatives, add "e" constraint to the new last alternative
27062 and ! to last 3 alternatives.
27064 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
27066 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
27067 DW_AT_artificial attributes at the end of the processing.
27068 (gen_array_type_die): Likewise.
27069 (gen_enumeration_type_die): Likewise.
27070 (gen_struct_or_union_type_die): Likewise.
27071 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
27074 2012-02-29 Jakub Jelinek <jakub@redhat.com>
27076 PR middle-end/52419
27077 * expr.c (expand_assignment): If doing misaligned store that doesn't
27078 cover all mode bits, perform a RMW cycle.
27080 PR tree-optimization/52429
27081 * tree-parloops.c (separate_decls_in_region_debug): Return early
27082 if var is LABEL_DECL.
27084 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27086 PR tree-optimization/52424
27087 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
27088 calling dom_thread_across_edge.
27090 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
27092 * config/avr/avr.c: Move definition of TARGET macros to end of file.
27094 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
27096 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
27097 * config/avr/avr.c (avr_output_bld): Remove unused function.
27098 (avr_out_sbxx_branch): Use "%T" to print bit position.
27100 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
27102 * config/avr/avr.md: Untabify.
27104 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
27106 * config/avr/avr.md (eqne): New code iterator.
27107 (*dec-and-branchsi): Use it in text peephole's condition.
27108 (*dec-and-branchhi): Ditto.
27109 (*dec-and-branchqi): Ditto.
27111 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
27114 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
27115 the device does not have the skip-bug.
27117 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
27119 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
27120 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
27121 -mpretend-cmove): New.
27123 2012-02-29 Jakub Jelinek <jakub@redhat.com>
27126 * df.h (struct df_d): Adjust comment that hard_regs_live_count
27127 doesn't count DEBUG_INSN refs.
27128 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
27129 for DEBUG_INSN refs.
27131 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27135 2012-02-20 Richard Guenther <rguenther@suse.de>
27136 PR tree-optimization/52298
27137 * tree-vect-stmts.c (vectorizable_load): Properly use
27138 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
27140 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
27142 PR middle-end/51752
27143 * gimple.h (gimple_in_transaction): New.
27144 (gimple_set_in_transaction): New.
27145 (struct gimple_statement_base): Add in_transaction field.
27146 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
27148 (tree_ssa_lim_initialize): Compute transaction bits.
27149 * tree.h (compute_transaction_bits): Protoize.
27150 * trans-mem.c (tm_region_init): Use the heap to store BB
27152 (compute_transaction_bits): New.
27154 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
27156 * gcc.c (display_help): Document --help=common and sort entries
27159 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
27161 * doc/install.texi: Document check-$LANG specific shortcuts
27163 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
27166 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
27168 * config/arm/arm_neon.h: Regenerate.
27169 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
27170 (neon_vcgeu): New insn.
27171 (neon_vcgtu): Likewise.
27172 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
27173 (ops): Unsigned comparison intrinsics call a different builtin.
27175 2012-02-28 Richard Guenther <rguenther@suse.de>
27178 * config/i386/i386.c (ix86_expand_vector_set): Fix element
27179 ordering for the VEC_CONCAT for two element vectors for
27180 V2SFmode, V2SImode and V2DImode.
27182 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
27185 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
27186 detecting big-endian triplets.
27188 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
27190 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
27191 mode if there is no type information available.
27193 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
27195 PR tree-optimization/53207
27196 * doc/invoke.texi: Document as experimental and relying on graphite.
27198 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
27200 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
27201 of initializer to changes from r184614.
27203 2012-02-28 Richard Guenther <rguenther@suse.de>
27205 PR tree-optimization/52395
27206 * tree-sra.c (build_ref_for_offset): Also look at the base
27207 TYPE_ALIGN when figuring out the alignment of the replacement.
27209 2012-02-28 Richard Guenther <rguenther@suse.de>
27211 PR tree-optimization/52402
27212 * ipa-prop.c (ipa_modify_call_arguments): Properly use
27213 mis-aligned types when creating the accesses at the call site.
27215 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
27217 * config/avr/builtins.def: New file.
27218 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
27219 * config/avr/avr.c (enum avr_builtin_id): Use it.
27220 (avr_init_builtins): Use it. And use avr_bdesc.
27221 (bdesc_1arg): Remove.
27222 (bdesc_2arg): Remove.
27223 (bdesc_3arg): Remove.
27224 (struct avr_builtin_description): Add field n_args.
27225 (avr_bdesc): New static variable using builtins.def.
27226 (avr_expand_builtin): Use it.
27227 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
27228 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
27229 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
27231 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
27234 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
27235 match only one single hard register with respective hard reg rtx.
27236 (movmemx_<mode>): Ditto.
27237 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
27238 insn anatomy of movmem[x]_<mode>.
27239 (avr_out_movmem): Same for printing assembler and operand usage.
27241 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
27245 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
27246 address spaces located outside of device flash.
27248 * config/avr/avr.h (base_arch_s): Remove field n_segments.
27249 (mcu_type_s): Add field n_flash.
27250 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
27251 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
27252 (AVR_MCU): Add N_FLASH argument.
27253 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
27254 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
27255 macro __FLASH<n> if that address space makes sense for the device.
27256 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
27257 outside of target flash.
27258 (avr_asm_named_section): Ditto.
27259 (avr_asm_select_section): Ditto.
27260 (avr_addr_space_convert): Ditto.
27261 (avr_emit_movmemhi): Ditto.
27262 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
27263 address space is outside of device flash.
27264 (avr_insert_attributes): Ditto.
27265 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
27266 avr_current_arch->n_segments.
27268 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
27271 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
27272 (*movabs<mode>_2): Likewise.
27274 2012-02-27 Jakub Jelinek <jakub@redhat.com>
27277 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
27278 s_register_operand in the test instead of REG_P. Don't call
27279 gen_reg_rtx if it won't be used.
27281 PR tree-optimization/52376
27282 * ipa-split.c (split_function): Ignore CLOBBER stmts.
27284 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
27286 * ifcvt.c (noce_get_condition): Check condition variable is not
27287 small_register_classes_for_mode_p before accepting.
27289 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
27291 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
27293 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
27296 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
27297 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
27299 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
27301 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
27303 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
27305 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
27307 * config/sh/predicates.md: Remove blank lines.
27308 * config/sh/sh.c: Fix typos in comments.
27309 * config/sh/constraints.md: Likewise.
27310 * config/sh/sh.md: Remove blank lines.
27311 Fix typos in comments. Use ;; as comment characters.
27313 2012-02-26 Walter Lee <walt@tilera.com>
27315 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
27316 (replace_mov_pcrel_step2): Ditto.
27318 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
27321 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
27322 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
27323 and locs that reference values newer than the non-canonical value
27324 at hand. Return the canonical value as a worst case.
27325 (memrefs_conflict_p): Walk canonical value's locs.
27328 * cselib.c (preserve_only_constants): Rename to...
27329 (preserve_constants_and_equivs): ... this. Split out...
27330 (invariant_or_equiv_p): ... this. Preserve plus expressions
27331 of other preserved expressions too.
27332 (cselib_reset_table): Adjust.
27333 * var-tracking.c (reverse_op): Use canonical value to build
27336 2012-02-23 Kai Tietz <ktietz@redhat.com>
27338 * config/i386/i386.c (ix86_delegitimize_address): Handle
27339 UNSPEC_PCREL plus displacement.
27341 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
27344 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
27345 to test for unusedness in st X addressing.
27347 2012-02-24 Richard Guenther <rguenther@suse.de>
27349 PR middle-end/52361
27350 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
27351 (is_gimple_reg_type): Move inline ...
27352 * gimple.h (is_gimple_reg_type): ... here.
27354 2012-02-24 Richard Guenther <rguenther@suse.de>
27356 PR middle-end/52361
27357 * passes.c (execute_function_todo): When verifying SSA form
27358 verify gimple form first.
27359 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
27361 2012-02-24 Richard Guenther <rguenther@suse.de>
27363 PR middle-end/52355
27364 * fold-const.c (fold_addr_of_array_ref_difference): New function.
27365 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
27367 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
27369 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
27371 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
27373 * tree-phinodes.c (make_phi_node): Mark static.
27374 * tree-flow.h (make_phi_node): Remove extern decl.
27375 * doc/gimple.texi (make_phi_node): Remove documentation.
27377 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
27379 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
27380 * tree-ssa-sccvn.c (print_scc): Ditto.
27382 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
27384 * doc/passes.texi (Full redundancy elimination): Fix typo.
27386 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
27388 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
27390 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
27393 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
27395 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
27398 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
27400 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
27402 * config/avr/avr.md (code_stdname): Add ior, xor.
27403 (xior): New code iterator.
27404 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
27405 (*<code_stdname><mode>qi.byte1-3): Ditto.
27407 2012-02-23 Jakub Jelinek <jakub@redhat.com>
27409 PR tree-optimization/52019
27410 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
27413 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27415 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
27416 HAVE_INITFINI_ARRAY to work around namespace pollution in
27417 certain versions of newlib system headers.
27418 * config.in: Regenerate.
27419 * configure: Regenerate.
27420 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
27421 instead of HAVE_INITFINI_ARRAY.
27423 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
27426 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
27427 is not offsettable memory reference.
27429 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
27432 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
27433 setting avr_need_clear_bss_p for __gnu_lto* symbols.
27435 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
27437 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
27438 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
27440 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27442 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
27443 library on Solaris 8 even without TLS support.
27444 * configure: Regenerate.
27446 2012-02-22 Richard Guenther <rguenther@suse.de>
27448 PR middle-end/52329
27449 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
27450 for GIMPLE_DEBUG stmts.
27452 2012-02-22 Martin Jambor <mjambor@suse.cz>
27454 PR middle-end/51782
27455 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
27456 according to the base object.
27458 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
27460 PR rtl-optimization/50063
27461 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
27462 and 2 (8-bit SP) in operand 2.
27463 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
27464 setup to use movhi_sp_r instead of vanilla move to write SP.
27465 Adjust REG_CFA notes to superseed unspec.
27466 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
27468 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
27469 known to be off) only with TARGET_NO_INTERRUPTS. Never use
27470 irq_state 1 (IRQ known to be on) here.
27472 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
27474 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
27476 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
27477 assign_hard_reg): Likewise.
27479 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
27481 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
27483 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
27485 * config/avr/avr.md
27486 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
27487 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
27489 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
27491 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
27492 prototype from here to...
27493 * config/avr/avr.h: ...here.
27495 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
27498 * thumb2.md (thumb2_shiftsi3_short): Split register and
27499 immediate shifts. For register shifts tie operands 0 and 1.
27500 (peephole2 for above): Check that register-controlled shifts
27501 have suitably tied operands.
27503 2012-02-21 Quentin Neill <quentin.neill@amd.com>
27506 * config/i386/bdver1.md (bdver1_call, bdver1_push,
27507 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
27508 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
27509 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
27510 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
27511 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
27512 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
27513 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
27514 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
27515 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
27516 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
27517 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
27518 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
27519 bdver1_ssevector_avx256_unaligned_load,
27520 bdver1_ssevector_sse128_unaligned_load,
27521 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
27522 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
27523 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
27524 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
27525 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
27526 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
27527 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
27528 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
27529 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
27530 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
27531 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
27532 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
27533 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
27534 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
27535 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
27536 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
27537 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
27538 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
27539 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
27540 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
27541 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
27542 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
27543 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
27544 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
27545 bdver1_ssediv_double_load, bdver1_ssediv_double,
27546 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
27547 Add "bdver2" attribute.
27549 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27551 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
27552 default if possible and not specified otherwise.
27554 2012-02-21 Richard Guenther <rguenther@suse.de>
27556 PR middle-end/52314
27557 * gimplify.c (create_tmp_from_val): Use the main variant type
27558 for the type of the temporary we create.
27560 2012-02-21 Richard Guenther <rguenther@suse.de>
27562 PR tree-optimization/52324
27563 * gimplify.c (gimplify_expr): When re-gimplifying expressions
27564 do not gimplify a MEM_REF address operand if it is already
27567 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27569 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
27570 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
27572 2012-02-21 Richard Guenther <rguenther@suse.de>
27574 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
27575 nested_in_vect_loop.
27577 2012-02-21 Jakub Jelinek <jakub@redhat.com>
27579 PR tree-optimization/52318
27580 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
27581 vdef also to non-pure/const call stmts in the sequence.
27583 2012-02-21 Tristan Gingold <gingold@adacore.com>
27585 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
27587 2012-02-20 David S. Miller <davem@davemloft.net>
27589 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
27590 don't use the "rd %pc" instruction on v9 for PIC register loads.
27592 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
27594 PR middle-end/52141
27595 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
27596 in a transaction safe function.
27598 2012-02-20 Kai Tietz <ktietz@redhat.com>
27601 * stor-layout.c (place_field): Handle desired_align for
27604 2012-02-20 Richard Guenther <rguenther@suse.de>
27606 PR tree-optimization/52298
27607 * tree-vect-stmts.c (vectorizable_store): Properly use
27608 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
27610 (vectorizable_load): Likewise.
27611 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
27612 Access DR_STEP after ensuring it is not NULL.
27614 2012-02-20 Jakub Jelinek <jakub@redhat.com>
27616 PR tree-optimization/52286
27617 * fold-const.c (fold_binary_loc): For (X & C1) | C2
27618 optimization use double_int_to_tree instead of build_int_cst_wide,
27619 rewrite to use double_int vars.
27621 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27624 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
27626 Remove -e 0 from $gcc_cv_ld invocation.
27627 Only use __GLIBC_PREREQ if defined.
27628 Enable on Solaris since Solaris 8 patch.
27629 (gcc_SUN_LD_VERSION): New macro.
27630 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
27631 gcc_SUN_LD_VERSION for version number format.
27632 * configure: Regenerate.
27633 * varasm.c (get_elf_initfini_array_priority_section): Set
27634 SECTION_NOTYPE for non-default priority.
27635 Use get_section instead of get_unnamed_section to emit
27636 .init_array/.fini_array with default priority.
27638 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
27640 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
27641 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
27642 (mips_start_unique_function, mips_output_mips16_rdhwr)
27643 (mips_code_end): New functions.
27644 (TARGET_ASM_CODE_END): Define.
27646 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
27648 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
27649 to stubs with non-sibling calls.
27651 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
27653 * doc/invoke.texi (-fira-* options): Copy-edit.
27654 (ira-* parameters): Copy-edit.
27656 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
27658 * doc/invoke.texi: Minor copy-edits to bring into conformance with
27659 GCC coding conventions.
27661 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
27663 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
27664 when used as adjectives.
27666 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
27668 * doc/invoke.texi: Clean up "that"/"which" confusion.
27670 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
27672 * system.h: Poison SMALL_REGISTER_CLASSES
27673 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
27674 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
27676 2012-02-16 Jakub Jelinek <jakub@redhat.com>
27678 PR tree-optimization/52285
27679 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
27680 when deciding if a call is a tail call or tail recursion.
27682 2012-02-16 Kai Tietz <ktietz@redhat.com>
27684 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
27685 interger-constant displacement for UNSPEC_PCREL.
27687 2012-02-16 Jakub Jelinek <jakub@redhat.com>
27689 PR rtl-optimization/52208
27690 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
27691 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
27693 PR tree-optimization/52255
27694 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
27695 loop->header has virtual PHI, but exit_e->dest doesn't, add
27696 virtual PHI to exit_e->dest and adjust all uses after the loop.
27699 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
27700 children with clone_tree_hash, not after it.
27702 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
27704 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
27705 extended identifiers.
27707 2012-02-16 Jakub Jelinek <jakub@redhat.com>
27709 PR middle-end/51929
27710 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
27711 a same_body_alias, also test whether e->callee isn't a former
27712 or current clone of the decl this is a same body alias of.
27714 PR translation/52264
27715 * cgraphunit.c (verify_cgraph_node): Fix a typo.
27717 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
27719 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
27721 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
27724 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
27725 force_reg instead of copy_to_reg for better optimization. Force
27726 non-register or memory operands into a register.
27728 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
27730 * extend.texi: Reserve upper bits of memory model for future use.
27732 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
27733 Anatoly Sokolov <aesok@post.ru>
27734 Eric Weddington <eric.weddington@atmel.com>
27737 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
27738 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
27739 Rewrite initializers for .macro.
27740 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
27741 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
27742 atxmega32d4, atxmega32x1.
27743 avrxmega4: atxmega64a3, atxmega64d3.
27744 avrxmega5: atxmega64a1, atxmega64a1u.
27745 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
27746 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
27747 avrxmega7: atxmega128a1, atxmega128a1u.
27748 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
27749 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
27750 (struct base_arch_s): Rename reserved to xmega_p.
27751 Rename reserved2 to have_rampd.
27752 (AVR_XMEGA): New define.
27753 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
27754 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
27755 * config/avr/predicates.md (io_address_operand): Take into
27756 account SFR offset.
27757 (low_io_address_operand): Ditto.
27758 (high_io_address_operand): Ditto.
27759 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
27760 (enabled, movhi_sp_r): Use them.
27761 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
27762 cpp_define_formatted to built-in define __AVR_ARCH__.
27763 (__AVR_XMEGA__): New built-in define.
27764 (__AVR_HAVE_RAMPD__): New built-in define.
27765 (__AVR_HAVE_RAMPX__): New built-in define.
27766 (__AVR_HAVE_RAMPY__): New built-in define.
27767 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
27769 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
27770 (avr_option_override): Initialize them.
27771 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
27772 (avr_init_expanders): Initialize them. No more block several calls.
27773 (emit_push_sfr): New static function.
27774 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
27776 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
27777 (avr_print_operand): Print addreeses as symbols for
27778 RAMPX, RAMPY, RAMPD, CCP.
27779 (output_movhi): Handle AVR_XMEGA when writing to SP.
27780 (avr_out_movhi_mr_r_xmega): New static function.
27781 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
27782 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
27783 __RAMPD__, __CCP__ as needed.
27785 * config/avr/multilib.h: Regenerate.
27786 * config/avr/t-multilib: Regenerate.
27787 * config/avr/avr-tables.opt: Regenerate.
27789 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
27791 PR tree-optimization/50561
27792 * graphite-flattening.c (lst_project_loop): Do not
27793 remove old scattering dimensions after flattening.
27794 (lst_do_flatten): Likewise.
27796 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
27798 * doc/extend.texi (AVR Built-in Functions): Remove doc for
27799 __builtin_avr_map8, __builtin_avr_map16.
27800 Document __builtin_avr_insert_bits.
27802 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
27803 (insert_bits): New insn.
27804 (adjust_len.map_bits): Rename to insert_bits.
27805 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
27806 * avr-protos.h (avr_out_map_bits): Remove.
27807 (avr_out_insert_bits, avr_has_nibble_0xf): New.
27808 * config/avr/constraints.md (Cxf,C0f): New.
27809 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
27810 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
27811 New built-in define __BUILTIN_AVR_INSERT_BITS.
27812 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
27813 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
27814 (avr_move_bits): Rewrite.
27815 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
27817 (avr_map_op_t): New typedef.
27818 (avr_map_op): New static variable.
27819 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
27820 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
27821 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
27822 (bdesc_3arg, avr_expand_triop_builtin): New.
27823 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
27824 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
27825 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
27826 (avr_map_equal_p, avr_map_sig_p): Remove.
27827 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
27828 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
27829 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
27830 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
27831 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
27832 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
27834 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
27836 * config/c6x/c6x.md (reserve_cycles): New attribute.
27837 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
27838 don't reserve functional units after the branch occurs.
27840 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
27842 PR middle-end/52142
27843 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
27844 functions into non-tm_pure functions.
27846 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
27849 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
27850 (iterative_hash_canonical_type): Likewise.
27851 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
27854 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
27856 * haifa-sched.c (prune_ready_list): Ensure that if there is a
27857 sched-group insn, it either remains alone or the entire list is pruned.
27859 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
27861 * doc/install.texi (Prerequisites): Fix grammar.
27862 (Configuration): Likewise.
27864 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
27866 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
27867 MPC as part of GCC before describing configuring with --with-gmp etc.
27868 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
27869 sources are present.
27871 2012-02-14 Jakub Jelinek <jakub@redhat.com>
27874 * dwarf2out.c (clone_tree_hash): New function.
27875 (copy_decls_walk): Use it instead of clone_tree.
27877 2012-02-14 Richard Guenther <rguenther@suse.de>
27879 PR tree-optimization/52244
27880 PR tree-optimization/51528
27881 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
27882 replacements for integral types.
27884 2012-02-14 Walter Lee <walt@tilera.com>
27886 * config.gcc: Handle tilegx and tilepro.
27887 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
27888 tilegx and tilepro.
27889 Add HAVE_AS_TLS check for tilegx and tilepro.
27890 * configure: Regenerate.
27891 * doc/contrib.texi: Add Mat Hostetter and self.
27892 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
27893 Document instruction intrinsics and network accessing intrinsics.
27894 (TILEPro Built-in Functions): New node. Document instruction
27895 intrinsics and network accessing intrinsics.
27896 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
27897 (Specific, tilepro-*-linux*): Likewise.
27898 * doc/invoke.texi (TILE-Gx Options): New section.
27899 (TILEPro Options): New section.
27900 * doc/md.texi (TILE-Gx): New section.
27901 (TILEPro): New section.
27902 * common/config/tilegx/tilegx-common.c: New file.
27903 * common/config/tilepro/tilepro-common.c: New file.
27904 * config/tilegx/constraints.md: New file.
27905 * config/tilegx/linux.h: New file.
27906 * config/tilegx/mul-tables.c: New file.
27907 * config/tilegx/predicates.md: New file.
27908 * config/tilegx/sync.md: New file.
27909 * config/tilegx/t-tilegx: New file.
27910 * config/tilegx/tilegx-builtins.h: New file.
27911 * config/tilegx/tilegx-c.c: New file.
27912 * config/tilegx/tilegx-generic.md: New file.
27913 * config/tilegx/tilegx-modes.def: New file.
27914 * config/tilegx/tilegx-multiply.h: New file.
27915 * config/tilegx/tilegx-protos.h: New file.
27916 * config/tilegx/tilegx.c: New file.
27917 * config/tilegx/tilegx.h: New file.
27918 * config/tilegx/tilegx.md: New file.
27919 * config/tilegx/tilegx.opt: New file.
27920 * config/tilepro/constraints.md: New file.
27921 * config/tilepro/gen-mul-tables.cc: New file.
27922 * config/tilepro/linux.h: New file.
27923 * config/tilepro/mul-tables.c: New file.
27924 * config/tilepro/predicates.md: New file.
27925 * config/tilepro/t-tilepro: New file.
27926 * config/tilepro/tilepro-builtins.h: New file.
27927 * config/tilepro/tilepro-c.c: New file.
27928 * config/tilepro/tilepro-generic.md: New file.
27929 * config/tilepro/tilepro-modes.def: New file.
27930 * config/tilepro/tilepro-multiply.h: New file.
27931 * config/tilepro/tilepro-protos.h: New file.
27932 * config/tilepro/tilepro.c: New file.
27933 * config/tilepro/tilepro.h: New file.
27934 * config/tilepro/tilepro.md: New file.
27935 * config/tilepro/tilepro.opt: New file.
27937 2012-02-14 Jakub Jelinek <jakub@redhat.com>
27939 PR tree-optimization/52210
27940 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
27941 vect_model_simple_cost with two entry vect_def_type array instead
27942 of an address of dt.
27944 2012-02-14 Richard Guenther <rguenther@suse.de>
27947 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
27948 Do not stream DECL_QUALIFIER.
27949 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
27950 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
27951 (find_decls_types_r): Do not walk DECL_QUALIFIER.
27953 2012-02-14 Jakub Jelinek <jakub@redhat.com>
27956 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
27959 2012-02-13 Jakub Jelinek <jakub@redhat.com>
27962 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
27963 * cselib.c (cselib_subst_to_values_from_insn): New function.
27964 * sched-deps.c (add_insn_mem_dependence,
27965 sched_analyze_1, sched_analyze_2): Use it.
27967 2012-02-13 Jan Hubicka <jh@suse.cz>
27969 PR middle-end/52214
27970 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
27972 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
27974 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
27975 (GTM_SELF_SPECS): Define if not already defined.
27976 (driver_self_specs): Add GTM_SELF_SPECS.
27977 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
27978 (GTM_SELF_SPECS): Define.
27979 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
27980 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
27982 2012-02-13 Jakub Jelinek <jakub@redhat.com>
27984 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
27987 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
27989 PR middle-end/52230
27990 * omp-low.c (expand_omp_for): If a static schedule without chunk size
27991 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
27993 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
27996 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
27998 2012-02-13 Richard Guenther <rguenther@suse.de>
28000 PR translation/52211
28001 * passes.c (enable_disable_pass): Fix typo.
28003 2012-02-13 Jakub Jelinek <jakub@redhat.com>
28005 PR middle-end/52209
28006 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
28007 XOR for reduce_bit_field if type is unsigned.
28009 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
28011 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
28012 disallow changes from SFmode to mode with different size in FP regs.
28014 2012-02-12 Robert Millan <rmh@gnu.org>
28015 Gerald Pfeifer <gerald@pfeifer.com>
28017 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
28020 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
28022 PR rtl-optimization/52175
28023 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
28024 to frame-related instructions.
28026 2012-02-10 Jason Merrill <jason@redhat.com>
28029 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
28030 (demangle_new_symbols): Fill it.
28031 (scan_linker_output): Walk it.
28032 (start_tweaking): Split out from scan_linker_output.
28033 (maybe_tweak): Update sym->chosen.
28034 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
28036 2012-02-11 Jakub Jelinek <jakub@redhat.com>
28039 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
28041 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
28043 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
28044 having the same mode as previous compare.
28046 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
28048 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
28049 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
28050 (nonlocal_goto_internal): Likewise.
28051 (nonlocal_goto): Emit a use and an indirect jump directly.
28053 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
28056 * doc/extend.texi : Update comments for __atomic_compare_exchange and
28057 __atomic_{is,always}_lock_free.
28059 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
28062 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
28063 negative constant address for TARGET_X32.
28065 2012-02-10 Richard Henderson <rth@redhat.com>
28067 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
28068 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
28069 for GIMPLE_TRANSACTION. Tidy if's into a switch.
28071 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28072 Ira Rosen <irar@il.ibm.com>
28074 PR tree-optimization/50031
28075 * targhooks.c (default_builtin_vectorization_cost): Handle
28076 vec_promote_demote.
28077 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
28078 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
28079 all types of reduction and pattern statements.
28080 (vect_estimate_min_profitable_iters): Likewise.
28081 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
28082 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
28083 for explicit realigns.
28084 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
28085 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
28086 vec_promote_demote.
28087 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
28088 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
28089 vec_perm for VSX and handle vec_promote_demote.
28091 2012-02-10 Jakub Jelinek <jakub@redhat.com>
28093 PR middle-end/52177
28094 * builtins.c (fold_builtin_atomic_always_lock_free,
28095 expand_builtin_atomic_always_lock_free,
28096 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
28097 Return and/or test boolean_true_node/boolean_false_node instead of
28098 integer_one_node/integer_zero_node.
28100 2012-02-10 Jan Hubicka <jh@suse.cz>
28102 PR middle-end/48600
28103 * predict.c (predict_paths_for_bb): Prevent looping.
28104 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
28106 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
28108 * config/arm/arm.c (output_move_double): In one case properly
28109 count number of instructions that will be emitted.
28111 2012-02-10 Richard Guenther <rguenther@suse.de>
28113 PR translation/52193
28114 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
28116 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
28118 PR middle-end/52140
28119 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
28121 2012-02-09 Jakub Jelinek <jakub@redhat.com>
28124 * var-tracking.c (emit_note_insn_var_location): If
28125 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
28126 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
28127 non-NOTE_DURING_CALL_P insn.
28129 2012-02-09 Bin Cheng <bin.cheng@arm.com>
28131 PR middle-end/51867
28132 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
28134 2012-02-08 Magnus Granberg <zorry@gentoo.org>
28137 * gcc.c (switch_matches) Support switches with separated form,
28140 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
28142 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
28144 (RAMPZ_ADDR): Ditto.
28145 * config/avr/avr.c (avr_addr_t): New typedef.
28146 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
28147 (avr_init_expanders): Initialize it.
28148 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
28150 (expand_epilogue): Ditto.
28151 (avr_print_operand): Ditto.
28152 (avr_file_start): Ditto.
28153 (avr_emit_movmemhi): Ditto.
28155 2012-02-08 Richard Guenther <rguenther@suse.de>
28157 PR tree-optimization/46886
28158 * tree-flow.h (do_while_loop_p): Declare.
28159 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
28160 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
28162 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
28164 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
28165 always succeed for integers larger than a native word.
28167 2012-02-08 Richard Guenther <rguenther@suse.de>
28169 PR rtl-optimization/52170
28170 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
28171 properly handle integer vector modes.
28173 2012-02-08 Jakub Jelinek <jakub@redhat.com>
28175 PR gcov-profile/52150
28176 * coverage.c: Include target.h.
28177 (build_var): Call targetm.strip_name_encoding on the assembler name.
28178 Change one _ into . or $ if the target allows it.
28179 * Makefile.in (coverage.o): Depend on $(TARGET_H).
28181 PR rtl-optimization/52139
28182 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
28183 is a BARRIER after emit_insn_after_noloc, move BB_END
28184 to the last non-BARRIER insn before it.
28186 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
28188 PR middle-end/24306
28189 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
28190 (mips_gimplify_va_arg_expr): Call it instead of
28191 std_gimplify_va_arg_expr.
28193 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
28195 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
28196 message for -mno-pointers-to-nested-function.
28198 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
28200 PR middle-end/51994
28201 * expr.c (get_inner_reference): If there is an offset, add a negative
28202 bit position to it (if any).
28204 2012-02-07 Jakub Jelinek <jakub@redhat.com>
28206 PR rtl-optimization/52060
28207 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
28208 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
28209 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
28210 and/or i0src_copy2 when needed.
28212 2012-02-07 Jakub Jelinek <jakub@redhat.com>
28214 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
28215 or LTOPLUGINSONAME if have_c.
28217 * config/freebsd-spec.h: Add comment about what macros can be defined
28219 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
28220 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
28223 2012-02-07 Richard Guenther <rguenther@suse.de>
28225 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
28226 newline in -alias dumps.
28228 2012-02-07 Kai Tietz <ktietz@redhat.com>
28229 Dave Korn <dave.korn.cygwin@gmail.com>
28232 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
28233 Take care that typinfo gets dllexport-attribute.
28235 2012-02-07 Jakub Jelinek <jakub@redhat.com>
28237 PR middle-end/52074
28238 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
28239 if modifier < EXPAND_SUM call force_operand on the result.
28241 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
28243 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
28244 adding __forwarder_dst__ prefix if a forwarder_section attribute is
28246 (epiphany_function_type): Replace types for specific interrupts with
28247 EPIPHANY_FUNCTION_INTERRUPT.
28248 (EPIPHANY_INTERRUPT_P): Update.
28249 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
28250 New static function.
28251 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
28252 <disinterrupt>: Affects type identity.
28253 (epiphany_handle_interrupt_attribute): Handle variable number of
28255 (epiphany_compute_function_type): Update for new
28256 epiphany_function_type definition.
28257 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
28258 handlers with a longcall forwarder.
28259 (epiphany_start_function): Handle multiple interrupt arguments and/or
28260 forwarder_section attribute.
28262 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
28265 2012-02-07 Alan Modra <amodra@gmail.com>
28268 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
28271 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28273 PR tree-optimization/50969
28274 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
28275 use vec_perm rather than vector_stmt.
28276 (vect_model_load_cost): Likewise.
28277 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
28278 vec_perm to be the same as other vector statements.
28279 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
28280 cost of vec_perm for TARGET_VSX.
28282 2012-02-06 Richard Guenther <rguenther@suse.de>
28284 PR tree-optimization/52115
28285 * tree-sra.c (access_has_replacements_p): New function.
28286 (sra_modify_assign): Use it to decide whether a use is uninitialized.
28288 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
28290 PR middle-end/52047
28291 * trans-mem.c (expand_call_tm): Add an assertion.
28292 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
28295 2012-02-06 Richard Guenther <rguenther@suse.de>
28297 PR tree-optimization/50955
28298 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
28299 raise cost of expressions that replace an address with an
28300 expression based on a different pointer.
28302 2012-02-06 Jakub Jelinek <jakub@redhat.com>
28305 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
28306 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
28308 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
28311 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
28312 -Weffc++ and specify guidelines come from second edition.
28314 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
28316 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
28317 (sibcall_value_multiple_internal, call_split, call_internal_direct)
28318 (call_direct_split, call_value_split, call_value_internal_direct)
28319 (call_value_direct_split, call_value_multiple_split): Use jal and
28320 jal_macro attributes.
28322 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
28324 * reload1.c (reload_regs_reach_end_p): Replace with...
28325 (reload_reg_rtx_reaches_end_p): ...this function.
28326 (new_spill_reg_store): Update commentary.
28327 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
28328 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
28329 before setting new_spill_reg_store.
28330 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
28331 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
28332 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
28333 for non-spill reload registers.
28335 2012-02-05 Ira Rosen <irar@il.ibm.com>
28337 PR tree-optimization/52091
28338 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
28339 (vect_is_simple_use_1): Likewise.
28340 * tree-vect-loop.c (vectorizable_reduction): Update calls
28341 to vect_is_simple_use_1 and vect_is_simple_use.
28342 (vectorizable_live_operation): Likewise.
28343 * tree-vect-patterns.c (widened_name_p,
28344 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
28345 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
28346 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
28347 vectorizable_shift,vectorizable_operation, vectorizable_store,
28348 vectorizable_load): Likewise.
28349 (vect_is_simple_cond): Add an argument, pass it to
28350 vect_is_simple_use_1.
28351 (vectorizable_condition): Update calls to vect_is_simple_cond,
28352 vect_is_simple_use.
28353 (vect_is_simple_use): Add an argument, the statement in which
28354 OPERAND is used. Check that if OPERAND's def stmt is a double
28355 reduction phi node, the use is a phi node too.
28356 (vect_is_simple_use_1): Add an argument, pass it to
28357 vect_is_simple_use.
28358 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
28359 to vect_is_simple_use.
28361 2012-02-04 Jakub Jelinek <jakub@redhat.com>
28363 PR rtl-optimization/52095
28364 * modulo-sched.c (dump_insn_locator): New function.
28365 (loop_canon_p, sms_schedule): Use it.
28367 PR rtl-optimization/52113
28368 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
28369 even for decomposable shift/zext insns.
28371 2012-02-03 Jakub Jelinek <jakub@redhat.com>
28372 Zdenek Dvorak <ook@ucw.cz>
28374 PR rtl-optimization/52092
28375 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
28376 on get_iv_value result.
28378 2012-02-02 Andrew Pinski <apinski@cavium.com>
28380 PR middle-end/47982
28381 PR middle-end/43967
28382 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
28384 2012-02-02 Jakub Jelinek <jakub@redhat.com>
28386 PR middle-end/48071
28387 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
28389 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
28391 PR rtl-optimization/49800
28392 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
28393 (sched_finish): Call regstat_free_n_sets_and_refs.
28395 2012-02-02 Jia Liu <proljc@gmail.com>
28397 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
28400 2012-02-02 Jan Hubicka <jh@suse.cz>
28401 Tom de Vries <tom@codesourcery.com>
28403 PR middle-end/51998
28404 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
28405 * varpool.c (varpool_analyze_pending_decls): Likewise.
28407 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
28408 Jayant R Sonar <jayant.sonar@kpitcummins.com>
28410 * config.gcc: Add cr16-* support.
28412 * doc/extend.texi: Document cr16 extensions.
28413 * doc/install.texi: Document cr16 install.
28414 * doc/invoke.texi: Document cr16 options.
28415 * doc/md.texi: Document cr16 constraints.
28417 * common/config/cr16/cr16-common.c: New file.
28418 * config/cr16/cr16.c: New file.
28419 * config/cr16/cr16.h: New file.
28420 * config/cr16/cr16.md: New file.
28421 * config/cr16/cr16.opt: New file.
28422 * config/cr16/cr16-protos.h: New file.
28423 * config/cr16/predicates.md: New file.
28424 * config/cr16/constraints.md: New file.
28425 * config/cr16/t-cr16: New file.
28427 2012-02-02 Jakub Jelinek <jakub@redhat.com>
28430 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
28431 that operands[2] is either immediate, or q_regs_operand.
28433 PR tree-optimization/52073
28434 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
28435 a pattern stmt for pattern uses, ignore uses outside of the loop.
28437 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
28439 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
28440 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
28441 (OUT_AS1, OUT_AS2): Remove.
28443 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
28445 PR rtl-optimization/51374
28446 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
28447 to cross other volatile_refs_p insns.
28449 2012-02-01 Richard Guenther <rguenther@suse.de>
28451 * doc/invoke.texi (fno-inline): Clarify documentation.
28452 (finline-small-functions): Likewise.
28453 (finline-functions): Likewise.
28454 * common.opt (finline): Adjust comment and documentation.
28455 (finline-small-functions): Clarify documentation.
28456 (finline-functions): Likewise.
28457 (finline-functions-called-once): Likewise.
28459 2012-02-01 Tristan Gingold <gingold@adacore.com>
28461 * c-typeck.c (composite_type): Keep mode for pointers.
28463 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
28465 * function.h (regno_reg_rtx): Adjust comment.
28466 * reginfo.c (init_reg_modes_target): Only use the previous mode
28467 if it fits within one register. Remove MIPS comment.
28469 2012-01-31 Jakub Jelinek <jakub@redhat.com>
28472 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
28474 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28476 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
28477 to srak instruction.
28479 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
28481 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
28483 2012-01-31 Jakub Jelinek <jakub@redhat.com>
28488 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
28490 2012-01-31 Richard Guenther <rguenther@suse.de>
28492 PR tree-optimization/51528
28493 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
28496 2012-01-31 Jakub Jelinek <jakub@redhat.com>
28501 * ree.c (add_removable_extension): Change def_map argument
28502 to unsigned *, store in def_map 1 + offset into *insn_list vector
28503 instead of pointers into the vector.
28504 (find_removable_extensions): Adjust caller.
28506 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
28508 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
28509 Transform all "* quoted-c-code" to { c-code }.
28510 Remove redundant test for "optimize" in combine patterns.
28511 Move (include "avr-dimode.md") to end of file.
28513 2012-01-30 Bin Cheng <bin.cheng@arm.com>
28516 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
28517 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
28519 2012-01-30 Richard Guenther <rguenther@suse.de>
28521 PR tree-optimization/52028
28522 * tree-loop-distribution.c (ldist_gen): Properly update
28525 2012-01-30 Jakub Jelinek <jakub@redhat.com>
28528 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
28529 set_cur_line_info_table if not emitting debug info.
28531 PR tree-optimization/52046
28532 * tree-vect-patterns.c (check_bool_pattern): Give up if
28533 a comparison could throw.
28536 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
28538 2012-01-30 Richard Guenther <rguenther@suse.de>
28540 PR tree-optimization/52045
28541 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
28542 SSA form if cfgcleanup did anything.
28544 2012-01-30 Richard Guenther <rguenther@suse.de>
28546 PR tree-optimization/52045
28547 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
28548 before computing final todo.
28550 2012-01-30 Richard Guenther <rguenther@suse.de>
28552 PR tree-optimization/51528
28553 * tree-sra.c (sra_modify_assign): Re-factor in preparation
28556 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
28558 * df-problems.c (df_kill_notes): Check that the use refers
28559 to the note under examination.
28561 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
28564 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
28565 parameter and use short-lived pseudos.
28566 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
28567 (sparc_expand_vector_init): Const-ify local variables and adjust
28568 calls to above functions.
28570 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
28572 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
28574 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
28576 * doc/invoke.texi: Make usage of "compile time" and
28577 "run time"/"runtime" consistent throughout the file.
28579 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
28581 * config/alpha/alpha.c (alpha_option_override): Default to
28582 full IEEE compliance mode for Go language.
28584 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
28586 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
28587 (LINK_SSP_SPEC): Define.
28589 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28592 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
28595 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
28597 * doc/invoke.texi: Correct hyphenation of "floating point",
28598 "double precision", and related terminology throughout the file.
28600 2012-01-28 Jakub Jelinek <jakub@redhat.com>
28603 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
28604 arm_general_register_operand predicate for operand 2 instead of
28607 2012-01-27 Ian Lance Taylor <iant@google.com>
28610 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
28611 * builtins.c (expand_builtin_init_trampoline): Add onstack
28612 parameter. Change caller.
28613 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
28614 * tree.c (build_common_builtin_nodes): Declare
28615 __builtin_init_heap_trampoline.
28617 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
28619 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
28620 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
28621 * config/avr/avr.c: Ditto.
28622 (avr_regnames): Remove because unused.
28623 * config/avr/avr.md (*cpse.ne): New peephole.
28624 (*cpse.eq): New peephole from former cpse peepholes.
28626 2012-01-27 Michael Eager <eager@eagercon.com>
28628 * config/microblaze.c (microblaze_emit_compare): Correct
28629 test after pcmp instruction.
28631 2012-01-27 Richard Guenther <rguenther@suse.de>
28633 PR tree-optimization/52020
28634 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
28636 2012-01-27 Richard Guenther <rguenther@suse.de>
28638 * ipa-pure-const.c (check_stmt): Clobbers do not make a
28639 function non-const/pure.
28641 2012-01-27 Richard Guenther <rguenther@suse.de>
28643 PR tree-optimization/50444
28644 * tree-sra.c (build_ref_for_offset): Properly adjust the
28645 MEM_REF type for unaligned accesses.
28647 2012-01-27 Richard Guenther <rguenther@suse.de>
28649 PR tree-optimization/50444
28650 * expr.c (mem_ref_refers_to_non_mem_p): New function.
28651 (expand_assignment): Use it. Properly handle misaligned
28652 bases when expanding stores to component references.
28653 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
28654 refactor that case.
28656 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
28658 PR middle-end/51389
28659 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
28660 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
28661 * tree-data-ref.c (find_data_references_in_loop): Make static.
28662 (compute_all_dependences): Change return type to bool. Bail out
28663 for too many datarefs in a loop. Move the hunk resetting the data
28664 dependences vector from ...
28665 (compute_data_dependences_for_loop): ... here. Account for
28666 compute_all_dependences returning false.
28667 (compute_data_dependences_for_bb): Likewise.
28668 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
28669 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
28671 2012-01-27 Richard Guenther <rguenther@suse.de>
28673 PR middle-end/51959
28674 * expr.c (store_field): Use the alias-set of the scratch memory
28677 2012-01-27 Tom de Vries <tom@codesourcery.com>
28679 PR tree-optimization/51990
28680 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
28682 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
28684 2012-01-27 Jakub Jelinek <jakub@redhat.com>
28687 * var-tracking.c (reverse_op): Don't add any reverse operation
28688 if V already has any constant locations.
28690 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
28692 * doc/invoke.texi: Correct usage of "command line" (noun)
28693 vs "command-line" (adjective) throughout.
28695 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
28697 * doc/invoke.texi (Language Independent Options): Move
28698 -Wcoverage-mismatch blurb from here....
28699 (Warning Options): ...to here.
28701 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
28703 * config/rs6000/rs6000.c (rs6000_option_override_internal):
28704 Set rs6000_always_hint to false for 476.
28706 2012-01-27 Matthias Klose <doko@ubuntu.com>
28708 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
28710 * incpath.c (add_standard_paths): Likewise.
28712 2012-01-27 Richard Henderson <rth@redhat.com>
28714 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
28715 * config/m68k/sync.md (atomic_test_and_set): Rename from
28716 sync_test_and_setqi and adjust the operands.
28717 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
28718 and unconditionally enable.
28720 2012-01-27 Richard Henderson <rth@redhat.com>
28722 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
28723 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
28724 (ldstub): Rename from ldstubqi.
28725 (ldstub<I24MODE>): Remove.
28727 2012-01-27 Richard Henderson <rth@redhat.com>
28729 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
28730 * c-cppbuiltin.c (cpp_atomic_builtins): Define
28731 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
28732 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
28733 * doc/tm.texi: Rebuild.
28735 2012-01-27 Richard Henderson <rth@redhat.com>
28737 * optabs.c (gen_atomic_test_and_set): Remove default.
28738 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
28740 2012-01-26 Jakub Jelinek <jakub@redhat.com>
28742 PR rtl-optimization/51978
28743 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
28744 (combine_reaching_defs): Likewise.
28745 (struct re_info): Remove.
28746 (add_removable_extension): Remove x and data arguments,
28747 add insn, insn_list and def_map. Use the arguments directly
28748 instead of using struct re_info.
28749 (find_removable_extensions): Don't call add_removable_extension
28750 through note_stores, instead just call it with single_set
28751 result if non-NULL.
28752 (find_and_remove_re): Pass curr_cand->expr instead of
28753 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
28755 2012-01-26 Michael Matz <matz@suse.de>
28757 PR tree-optimization/46590
28758 * cfgexpand.c: Revert last change (r183305).
28759 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
28761 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
28762 checking for emptiness.
28764 2012-01-26 Jakub Jelinek <jakub@redhat.com>
28766 PR middle-end/51895
28767 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
28768 non-addressable non-BLKmode base correctly.
28770 2012-01-26 Michael Matz <matz@suse.de>
28772 PR tree-optimization/48794
28773 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
28774 regions referenced from RESX/EH_DISPATCH.
28776 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28778 * config/s390/s390.h: Make BRANCH_COST an option.
28779 * config/s390/s390.opt: New option -mbranch-cost.
28781 2012-01-26 Richard Henderson <rth@redhat.com>
28783 Revert 2012-01-24 change:
28784 * trans-mem.c (requires_barrier): Do not instrument thread local
28785 variables and emit save/restore for them.
28787 2012-01-25 Jakub Jelinek <jakub@redhat.com>
28789 PR middle-end/51986
28790 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
28793 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
28795 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
28798 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
28801 Rename __pgm to __flash.
28802 Rename __pgm1 to __flash1.
28803 Rename __pgm2 to __flash2.
28804 Rename __pgm3 to __flash3.
28805 Rename __pgm4 to __flash4.
28806 Rename __pgm5 to __flash5.
28807 Rename __pgmx to __memx.
28808 * doc/extend.texi (AVR Named Address Spaces)
28809 Rename address space names as indicated above.
28810 * config/avr/avr.c (avr_addrspace): Ditto.
28812 * config/avr/avr-protos.h
28813 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
28814 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
28815 * config/avr/predicates.md: Ditto.
28816 * config/avr/avr.c Ditto, and
28817 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
28818 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
28820 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
28821 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
28822 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
28823 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
28824 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
28825 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
28826 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
28827 * config/avr/avr.c: Ditto.
28828 * config/avr/avr.md: Ditto.
28830 2012-01-25 Jason Merrill <jason@redhat.com>
28833 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
28835 2012-01-25 Jakub Jelinek <jakub@redhat.com>
28837 PR tree-optimization/51987
28838 * tree-data-ref.c (get_references_in_stmt): Handle references in
28839 non-volatile GIMPLE_ASM.
28841 2012-01-25 Richard Guenther <rguenther@suse.de>
28843 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
28844 bases are dereferenced.
28846 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
28848 PR rtl-optimization/48374
28849 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
28851 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
28853 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
28854 compute_data_dependences_for_loop returns false.
28855 * tree-parloops.c (loop_parallel_p): Likewise.
28857 2012-01-25 Richard Guenther <rguenther@suse.de>
28859 * tree.h (get_pointer_alignment_1): Declare.
28860 * builtins.c (get_pointer_alignment_1): New function.
28861 (get_pointer_alignment): Use it.
28863 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
28865 PR rtl-optimization/48308
28866 * combine.c (enum undo_kind): Add UNDO_LINKS.
28867 (struct undo): Add member l to other_contents and where.
28868 (do_SUBST_LINK): New.
28870 (try_combine): Handle LOG_LINKS for the dummy i1 case.
28871 (undo_all): Handle UNDO_LINKS.
28873 2012-01-25 Richard Henderson <rth@redhat.com>
28875 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
28878 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
28880 * optabs.c (gen_atomic_test_and_set): Use each argument.
28882 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
28884 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
28885 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
28886 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
28887 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
28888 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
28889 TARGET_PAIRED_SINGLE_FLOAT.
28891 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
28893 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
28894 (in_struct, return_val): Remove MEM documentation.
28895 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
28896 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
28897 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
28899 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
28900 * cfgexpand.c (add_alias_set_conflicts): Likewise.
28901 * expr.c (store_field): Likewise.
28902 * function.c (assign_stack_temp_for_type): Likewise.
28903 * ifcvt.c (noce_try_cmove_arith): Likewise.
28904 * reload1.c (reload): Likewise.
28905 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
28906 (alpha_set_memflags): Likewise.
28907 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
28909 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
28911 * rtl.h (true_dependence, canon_true_dependence): Remove varies
28913 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
28914 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
28915 (true_dependence_1, true_dependence, canon_true_dependence): Remove
28917 * cselib.c (cselib_rtx_varies_p): Delete.
28918 (cselib_invalidate_mem): Update call to canon_true_dependence.
28919 * dse.c (record_store, check_mem_read_rtx): Likewise.
28920 (scan_reads_nospill): Likewise.
28921 * cse.c (check_dependence): Likewise.
28922 (cse_rtx_varies_p): Delete.
28923 * expr.c (safe_from_p): Update call to true_dependence.
28924 * ira.c (validate_equiv_mem_from_store): Likewise.
28925 (memref_referenced_p): Likewise.
28926 * postreload-gcse.c (find_mem_conflicts): Likewise.
28927 * sched-deps.c (sched_analyze_2): Likewise.
28928 * store-motion.c (load_kills_store): Likewise.
28929 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
28930 * gcse.c (mems_conflict_for_gcse_p): Likewise.
28931 (compute_transp): Update call to canon_true_dependence.
28933 2012-01-25 Richard Henderson <rth@redhat.com>
28935 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
28936 (maybe_emit_atomic_test_and_set): New.
28937 (expand_sync_lock_test_and_set): Use it.
28938 (expand_atomic_test_and_set): Likewise.
28939 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
28940 the implementation; clarify implementation defined details.
28941 * doc/md.texi (atomic_test_and_set): Document.
28943 2012-01-25 Richard Henderson <rth@redhat.com>
28945 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
28947 2012-01-25 Richard Henderson <rth@redhat.com>
28950 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
28951 to effect no-op split.
28953 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
28956 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
28957 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
28958 (BT_FN_VOID_PTR_INT_SIZE): New.
28959 (BT_FN_UINT_UINT_VAR): Remove.
28960 (BT_FN_UINT32_UINT32_VAR): New.
28961 (BT_FN_DOUBLE_VPTR): Remove.
28962 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
28964 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
28965 (_ITM_changeTransactionMode): Same.
28966 (_ITM_memmoveRtWt): Change return type to void.
28967 (_ITM_memcpyRtWt): Same.
28968 (_ITM_memsetW): Same.
28969 (_ITM_RaRD): Change types to double.
28974 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
28976 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
28977 Patrick Marlier <patrick.marlier@gmail.com>
28979 * trans-mem.c (requires_barrier): Do not instrument thread local
28980 variables and emit save/restore for them.
28982 2012-01-24 Jason Merrill <jason@redhat.com>
28985 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
28986 output static aliases.
28988 2012-01-24 Jakub Jelinek <jakub@redhat.com>
28991 * common.opt (-pie, -shared, pie, shared): Change from Common to
28993 * gcc.c (display_help): Display help for -pie and -shared.
28995 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
28998 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
28999 Remove note on size/offset limitation.
29000 (AVR Variable Attributes): Add example how to read data located
29001 with progmem. Refer to named address spaces.
29002 * doc/invoke.texi (AVR Options): Fix typo.
29004 2012-01-24 Richard Guenther <rguenther@suse.de>
29006 Forward-port to trunk
29007 2010-09-21 Jakub Jelinek <jakub@redhat.com>
29009 PR middle-end/45678
29010 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
29011 op0 isn't sufficiently aligned and there is movmisalignM
29012 insn for mode, use it to load op0 into a temporary register.
29014 2012-01-24 Jakub Jelinek <jakub@redhat.com>
29017 * target.def (const_not_ok_for_debug_p): New hook.
29018 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
29020 * doc/tm.texi: Regenerated.
29021 * dwarf2out.c (const_ok_for_output_1): If
29022 targetm.const_not_ok_for_debug_p returns true, fail.
29023 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
29025 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
29027 2012-01-23 Kai Tietz <ktietz@redhat.com>
29030 * config/i386/predicates.md (symbolic_operand): Allow
29031 UNSPEC_PCREL as PIC expression for lea.
29032 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
29033 * config/i386/i386.c (ix86_delegitimize_address): Handle
29034 UNSPEC_PCREL for none-MEM, too.
29036 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
29038 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
29039 (ipa_tm_create_version_alias): Same.
29041 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
29044 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
29045 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
29047 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
29048 Patrick Marlier <patrick.marlier@gmail.com>
29049 Iain Sandoe <developer@sandoe-acoustics.co.uk>
29052 * lto-wrapper.c (run_gcc): Pass the LTO section name to
29053 simple_object_start_read.
29055 2012-01-23 Richard Guenther <rguenther@suse.de>
29058 PR tree-optimization/51895
29059 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
29060 parameter decomposition into BLKmode components.
29062 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
29064 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
29065 fake variables for restrict-qualified pointers whose pointed-to type
29066 contains a placeholder.
29068 2012-01-23 Richard Guenther <rguenther@suse.de>
29070 PR tree-optimization/51949
29071 * ipa-split.c (execute_split_functions): Do not split malloc functions.
29073 2012-01-23 Jakub Jelinek <jakub@redhat.com>
29075 PR rtl-optimization/51933
29076 * ree.c (transform_ifelse): Return true right away if dstreg is
29077 already wider or equal to cand->mode.
29078 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
29079 (make_defs_and_copies_lists): Remove defs_list and copies_list
29080 arguments, add state argument, just truncate state->work_list
29081 instead of always allocating and freeing the vector. Assert that
29082 get_defs succeeds instead of returning 2. Changed return type to bool.
29083 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
29084 have ext_src_mode, see if it has been modified already with the
29085 right kind of extension and has been extended before from the
29086 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
29087 just return true. Remember the original mode in state->modified array.
29088 (combine_reaching_defs): Add state argument. Don't allocate and
29089 free here def_list, copied_list and vec vectors, instead just
29090 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
29091 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
29092 Add state variable, clear vectors in it, initialize state.modified
29093 if needed. Free all the vectors at the end and state.modified too.
29094 Don't skip a candidate if the extension expression has been modified.
29096 2012-01-22 Douglas B Rupp <rupp@gnat.com>
29099 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
29100 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
29101 (extra_options) interix.opt -> i386/interix.opt"
29102 (extra_objs):Add winnt-stubs.o
29103 * configure.ac: Add interix to target_os .comm on PE check.
29104 * configure: Regenerate.
29105 * config/interix3.h: Delete and move bits to..
29106 * config/interix.h: Delete and move bits to..
29107 * config/i386/i386-interix3.h: Delete and move bits to..
29108 * config/i386/i386-interix.h: ..here.
29109 (TARGET_CPU_DEFAULT): Remove redefinition.
29110 (TARGET_ASM_CONSTRUCTOR): Undefine.
29111 (SUBTARGET_SWITCHES): Define for ms-bitfields.
29112 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
29113 (PTRDIFF_TYPE): Define.
29114 (LONG_DOUBLE_TYPE_SIZE): Define.
29115 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
29116 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
29117 (TARGET_SECTION_TYPE_FLAGS): Define.
29118 (ASM_DECLARE_FUNCTION_NAME): Define.
29119 (ASM_OUTPUT_EXTERNAL): Define.
29120 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
29121 (ASM_OUTPUT_ALIGNED_BSS): Define.
29122 (PCC_BITFIELD_TYPE_MATTERS): Define.
29123 (USE_CONST_SECTION): Define.
29124 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
29125 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
29126 (SUPPORTS_ONE_ONLY): Remove.
29127 (I386_PE_STRIP_ENCODING): Define.
29128 * config/interix.opt: Delete and move bits to..
29129 * config/i386/interix.opt: ..here. New.
29130 (mpe-aligned-commons): Add.
29131 * config/i386/t-interix: Add copyright header.
29132 (winnt-stubs.o): Add rule.
29134 2012-01-22 Jason Merrill <jason@redhat.com>
29137 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
29138 for extra name aliases.
29140 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
29142 PR rtl-optimization/51924
29143 * ree.c (combine_set_extension): Improve debugging message.
29144 (combine_reaching_defs): Likewise.
29145 (get_defs): Rename confusingly named variable.
29146 (find_and_remove_re): Skip a candidate if the extension expression has
29149 2012-01-21 Robert Millan <rmh@gnu.org>
29150 Gerald Pfeifer <gerald@pfeifer.com>
29152 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
29153 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
29155 2012-01-20 Jakub Jelinek <jakub@redhat.com>
29157 PR tree-optimization/51914
29158 * tree-vect-stmts.c (vectorizable_conversion): For
29159 cvt_type && modifier == WIDEN, put temporary with cvt_type
29160 at the beginning of vec_dsts and set vec_dest to temporary
29163 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
29165 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
29167 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
29169 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
29170 * config/rs6000/rs6000.c: Likewise.
29172 2012-01-20 Jakub Jelinek <jakub@redhat.com>
29175 * config/arm/arm.c (arm_count_output_move_double_insns): Call
29176 output_move_double on a copy of operands array.
29178 2012-01-20 Cary Coutant <ccoutant@google.com>
29179 Dodji Seketeli <dodji@redhat.com>
29182 * dwarf2out.c (copy_declaration_context): Return ref to parent
29183 of declaration DIE, if necessary.
29184 (remove_child_or_replace_with_skeleton): Add new parameter; update
29185 caller. Place skeleton DIE under parent DIE of original declaration.
29186 Move call to copy_declaration_context to here ...
29187 (break_out_comdat_types): ... from here.
29189 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29191 PR rtl-optimization/51856
29192 * reload.c (find_reloads_subreg_address): Set the address_reloaded
29195 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
29198 * config/arm/arm.c (arm_print_operand): Correct output of alignment
29199 hints for neon loads and stores.
29201 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
29205 * doc/extend.texi (Named Address Spaces): Split into subsections.
29206 (AVR Named Address Spaces): New subsection.
29207 (M32C Named Address Spaces): New subsection.
29208 (RL78 Named Address Spaces): New subsection.
29209 (SPU Named Address Spaces): New subsection.
29210 (Variable Attributes): New anchor "AVR Variable Attributes".
29211 (AVR Variable Attributes): Rewrite and avoid wording
29212 "address space" in this context.
29213 * doc/invoke.texi (AVR Options): Rewrite and add documentation
29214 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
29215 (AVR Built-in Macros): New subsubsection therein.
29216 * doc/md.texi (AVR constraints): Remove "C04", "R".
29218 2012-01-20 Richard Guenther <rguenther@suse.de>
29220 PR tree-optimization/51903
29221 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
29222 when removing stmts.
29224 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
29227 * config/arm/arm.c (arm_load_pic_register): Use
29228 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
29229 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
29230 (arm_pic_static_addr): Likewise.
29231 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
29232 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
29233 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
29234 (pic_load_addr_unified): New.
29236 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
29239 * function.c (instantiate_virtual_regs_in_insn): Use
29240 delete_insn_and_edges when removing a wrong asm insn.
29242 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
29244 PR rtl-optimization/40761
29245 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
29246 Add new member loop_num.
29247 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
29248 (ira_build): Remove the parameter.
29250 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
29251 (ira.c): Do not build CFG loops for one region allocation. Remove
29252 argument from ira_build call.
29254 * ira-build.c (init_loop_tree_node): New function.
29255 (create_loop_tree_nodes): Use it. Separate the case when CFG
29256 loops are not built.
29257 (more_one_region_p): Check current_loops.
29258 (finish_loop_tree_nodes): Separate the case when CFG loops are not
29260 (add_loop_to_tree): Process loop equal to NULL too.
29261 (form_loop_tree): Separate the case when CFG loops are not built.
29262 Use explicitly number for the root.
29263 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
29265 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
29266 instead of loop->num.
29267 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
29268 (mark_all_loops_for_removal): Ditto.
29269 (remove_unnecessary_regions): Separate the case when CFG loops
29271 (ira_build): Remove the parameter. Use explicit number of regions
29272 when CFG loops are not built.
29274 * ira-color.c (print_loop_title): Separate the case for the root node.
29275 Use loop_num instead of loop->num.
29276 (move_spill_restore): Use loop_num instead of loop->num.
29278 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
29279 (change_loop): Ditto.
29280 (change_loop): Use loop_num instead of loop->num.
29282 * ira-lives.c (process_bb_node_lives): Ditto.
29284 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
29286 * ira-conflicts.c (print_allocno_conflicts): Ditto.
29288 2012-01-19 Jakub Jelinek <jakub@redhat.com>
29290 PR libmudflap/40778
29291 * tree-mudflap.c (mf_artificial): New function.
29292 (execute_mudflap_function_ops, execute_mudflap_function_decls,
29293 mx_register_decls, mudflap_enqueue_decl): Use it.
29296 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
29297 numbers in the insn pattern.
29299 2012-01-19 Michael Matz <matz@suse.de>
29301 PR tree-optimization/46590
29302 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
29303 use it in remembering which conflicts we already created.
29304 (add_scope_conflicts): Adjust call to above, (de)allocate helper
29307 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
29310 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
29311 (merge_and_complain): Same.
29313 2012-01-19 Jakub Jelinek <jakub@redhat.com>
29316 * config/initfini-array.h: Guard content of the header
29317 with #ifdef HAVE_INITFINI_ARRAY.
29318 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
29319 Add initfini-array.h to tm_file here.
29320 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
29321 * config.gcc: Don't add initfini-array.h to tm_file here.
29322 * configure: Regenerated.
29324 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
29326 PR rtl-optimization/51505
29327 * df-problems.c (df_kill_notes): New parameter live. Update comment.
29328 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
29329 (df_note_bb_compute): Update the call to df_kill_notes.
29331 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
29333 * trans-mem.c (requires_barrier): Remove call to is_global_var.
29335 2012-01-18 Richard Guenther <rguenther@suse.de>
29337 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
29338 of conversions to void *.
29340 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29341 Richard Sandiford <rdsandiford@googlemail.com>
29343 PR middle-end/50325
29344 PR middle-end/51192
29345 * optabs.h (simplify_expand_binop): Declare.
29346 * optabs.c (simplify_expand_binop): Make global.
29347 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
29348 endian targets if the source cannot be exactly covered by word
29351 2012-01-17 Jakub Jelinek <jakub@redhat.com>
29354 * hard-reg-set.h (struct hard_reg_set_container): New type.
29355 * target.h (struct hard_reg_set_container): Forward declare.
29356 * target.def (set_up_by_prologue): New target hook.
29357 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
29358 * doc/tm.texi: Regenerated.
29359 * function.c (thread_prologue_and_epilogue_insns): Change
29360 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
29361 Call targetm.set_up_by_prologue on it.
29362 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
29363 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
29365 2012-01-17 Nick Clifton <nickc@redhat.com>
29367 * config/rx/rx.c (rx_can_use_simple_return): New function.
29368 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
29369 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
29371 2012-01-17 Richard Guenther <rguenther@suse.de>
29373 PR middle-end/51782
29374 * expr.c (expand_assignment): Take address-space information
29375 from the address operand of MEM_REF and TARGET_MEM_REF.
29376 (expand_expr_real_1): Likewise.
29378 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29380 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
29381 reload dump is requested.
29383 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
29386 * trans-mem.c (requires_barrier): Call may_be_aliased.
29388 2012-01-17 Jakub Jelinek <jakub@redhat.com>
29390 PR tree-optimization/51877
29391 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
29392 call arguments and fndecls compare equal, instead return false if they
29393 don't. Return true only if lhs1 and lhs2 are either both NULL, or
29394 both SSA_NAMEs that are valueized the same, or they satisfy
29397 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29399 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
29401 * configure: Regenerate.
29403 2012-01-16 Jan Hubicka <jh@suse.cz>
29407 * convert.c (convert_to_integer): Use fold_convert for
29408 converting an INTEGER_CST to integer type.
29410 2012-01-16 Jason Merrill <jason@redhat.com>
29413 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
29415 2012-01-16 Jakub Jelinek <jakub@redhat.com>
29418 * config/s390/s390.c (s390_chunkify_start): Don't skip
29419 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
29420 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
29421 If insn is followed by NOTE_INSN_VAR_LOCATION or
29422 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
29423 Don't use location of note insns.
29425 PR tree-optimization/51865
29426 * tree-inline.c (tree_function_versioning): Call remap_decl
29427 on DECL_RESULT whenever it has VOID_TYPE_P type.
29429 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
29431 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
29432 for calls to locally-binding MIPS16 functions if only the return
29433 type uses float regs.
29435 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
29436 Richard Sandiford <rdsandiford@googlemail.com>
29438 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
29439 (SYMBOL_32_HIGH): Likewise.
29440 (mips_output_tls_reloc_directive): Declare.
29441 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
29442 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
29443 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
29444 (mips_lo_relocs, mips_hi_relocs): Make extern.
29445 (mips16_stub_function): Move up file.
29446 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
29447 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
29448 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
29449 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
29450 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
29451 (mips_get_tp): Add MIPS16 support.
29452 (mips_legitimize_tls_address): Remove MIPS16 sorry().
29453 Generalize DTPREL and TPREL handling.
29454 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
29455 Add MIPS16 TLS support.
29456 (mips_output_tls_reloc_directive): New function.
29457 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
29458 * config/mips/predicates.md (symbolic_operand_with_high)
29459 (tls_reloc_operand): New predicates.
29460 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
29461 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
29462 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
29463 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
29464 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
29465 (*tls_get_tp_mips16_call_<mode>): Likewise.
29467 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
29469 PR rtl-optimization/51821
29470 * recog.c (peep2_find_free_register): Determine clobbered registers
29473 2012-01-14 Denis Chertykov <chertykov@gmail.com>
29476 * config/avr/avr-protos.h: Revert change of 2012-01-09.
29477 * config/avr/avr.c: Likewise.
29478 * config/avr/avr.h: Likewise.
29480 2012-01-13 Ian Lance Taylor <iant@google.com>
29483 * tree.h (TYPE_QUALS): Add cast to int.
29484 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
29486 2012-01-13 Ian Lance Taylor <iant@google.com>
29488 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
29489 comparing param_index to VEC_length result.
29491 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
29493 * c-decl.c: Do not include tree-mudflap.h
29494 * tree-optimize.c: Likewise.
29495 * Makefile.in: Update dependencies.
29497 2012-01-13 Richard Guenther <rguenther@suse.de>
29500 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
29501 variable-sized result always use RSO.
29503 2012-01-12 DJ Delorie <dj@redhat.com>
29505 * cfgexpand.c (convert_debug_memory_address): Allow any valid
29506 pointer type, not just the default pointer type.
29508 2012-01-09 Richard Henderson <rth@redhat.com>
29509 Denis Chertykov <chertykov@gmail.com>
29512 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
29513 * config/avr/avr.c (avr_can_eliminate): Simplify.
29514 (avr_initial_elimination_offset): Likewise.
29515 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
29516 (expand_epilogue): Likewise.
29517 (avr_legitimize_address): Gut.
29518 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
29519 (avr_hard_regno_nregs): New.
29520 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
29521 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
29522 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
29523 add soft frame pointer.
29524 (CALL_USED_REGISTERS): Likewise.
29525 (REG_CLASS_CONTENTS): Likewise.
29526 (REGISTER_NAMES): Likewise.
29527 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
29528 (HARD_FRAME_POINTER_REGNUM): New.
29529 (FRAME_POINTER_REGNUM): Use soft frame pointer.
29530 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
29531 remove the HARD_FRAME_POINTER self-elimination.
29533 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
29536 * config/avr/avr.c (avr_encode_section_info): Test for absence of
29537 DECL_EXTERNAL when checking for initializers of progmem variables.
29539 2012-01-12 Ira Rosen <irar@il.ibm.com>
29541 PR tree-optimization/51799
29542 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
29543 that the last operation is a type demotion.
29545 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
29547 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
29548 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
29550 2012-01-11 Jakub Jelinek <jakub@redhat.com>
29553 * combine.c (distribute_notes): If i3 is a noreturn call,
29554 allow old_size to be equal to args_size and make sure the
29555 noreturn call gets REG_ARGS_SIZE note.
29556 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
29557 on noreturn calls even when the delta is 0.
29559 2012-01-11 Nathan Sidwell <nathan@acm.org>
29561 * gcov.c (STRING_SIZE): Remove.
29562 (generate_results): Erase annotations for source files with no
29563 coverage information.
29565 (output_lines): Use it.
29567 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
29569 * gimple.h (gimplify_body): Remove first argument.
29570 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
29571 pointer set here, instead just pass DATA to walk_tree.
29572 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
29573 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
29574 (unvisit_body): Likewise, but with unmark_visited.
29575 (gimplify_body): Remove BODY_P argument and adjust.
29576 (gimplify_function_tree): Adjust call to gimplify_body.
29577 * omp-low.c (finalize_task_copyfn): Likewise.
29579 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
29581 * tree.h (build_function_decl_skip_args): Add boolean parameter.
29582 (build_function_type_skip_args): Delete.
29583 * tree.c (build_function_type_skip_args): Make static and add
29584 SKIP_RETURN parameter. Fix thinko in the handling of variants.
29585 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
29586 pass it to build_function_type_skip_args.
29587 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
29588 (tree_function_versioning): Likewise.
29589 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
29590 build_function_decl_skip_args.
29591 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
29592 and pass it to build_function_decl_skip_args/tree_function_versioning.
29593 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
29594 * ipa-inline-transform.c (save_inline_function_body): Likewise.
29595 * trans-mem.c (ipa_tm_create_version): Likewise.
29596 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
29597 * tree-inline.c (declare_return_variable): Remove always-true test.
29598 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
29599 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
29600 * ipa-split.c (split_function): Skip the return value for the split
29601 part if it doesn't return.
29603 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29605 PR tree-optimization/49642
29606 * ipa-split.c (forbidden_dominators): New variable.
29607 (check_forbidden_calls): New function.
29608 (dominated_by_forbidden): Likewise.
29609 (consider_split): Check for forbidden dominators.
29610 (execute_split_functions): Initialize and free forbidden
29611 dominators info; call check_forbidden_calls.
29613 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
29615 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
29617 2012-01-11 Nick Clifton <nickc@redhat.com>
29619 * config/rx/rx.md (return): Define pattern.
29621 2012-01-11 Richard Guenther <rguenther@suse.de>
29623 * doc/extend.texi (malloc attribute): Adjust according to
29626 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
29627 Patrick Marlier <patrick.marlier@gmail.com>
29629 PR middle-end/51516
29630 * trans-mem.c (get_cg_data): Traverse aliases if requested.
29631 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
29632 (ipa_tm_note_irrevocable): Same.
29633 (ipa_tm_scan_irr_block): Same.
29634 (ipa_tm_decrement_clone_counts): Same.
29635 (ipa_tm_scan_irr_function): Same.
29636 (ipa_tm_create_version_alias): Same.
29637 (ipa_tm_create_version): Same.
29638 (ipa_tm_transform_calls_redirect): Same.
29639 (ipa_tm_transform_calls): Same.
29640 (ipa_tm_transform_transaction): Same.
29641 (ipa_tm_execute): Same.
29643 2012-01-10 Richard Guenther <rguenther@suse.de>
29645 PR middle-end/51806
29646 * opts.c (common_handle_option): Handle -Werror.
29648 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
29650 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
29653 2012-01-10 Jason Merrill <jason@redhat.com>
29655 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
29658 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29660 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
29661 supports R_386_TLS_GD_PLT reloc.
29662 (gcc_cv_as_ix86_tlsldmplt): Check if linker
29663 supports R_386_TLS_LDM_PLT reloc.
29664 * configure: Regenerate.
29665 * config.in: Regenerate.
29667 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
29670 Extend __pgmx semantics to linearize memory.
29671 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
29672 determine if code comes inline or from libgcc.
29673 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
29674 (movmem_qi, movmem_qi): Set constraint #2 to "n".
29675 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
29676 (movmemx_qi, movmemx_hi): New insns.
29677 (xload_<mode>_libgcc): Rewrite to new insn condition.
29678 (xload_<mode>): Remove insns.
29679 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
29680 cases that don't satisfy avr_xload_libgcc_p().
29681 (avr_addr_space_convert): Allow converting in any direction.
29682 (avr_addr_space_subset_p): Return always true.
29683 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
29684 (avr_emit_movmemhi): Ditto.
29685 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
29686 (avr_out_movmem): Ditto.
29687 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
29688 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
29689 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
29690 (avr_encode_section_info): Encode 'progmem' in symbol flags.
29691 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
29693 2012-01-10 Richard Guenther <rguenther@suse.de>
29695 PR tree-optimization/50913
29696 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
29697 Require data-refs to be representable by Graphite with respect
29700 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
29702 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
29703 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
29705 2012-01-10 Tom de Vries <tom@codesourcery.com>
29707 PR rtl-optimization/51271
29708 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
29709 handling annulled branch.
29711 2012-01-10 Richard Henderson <rth@redhat.com>
29713 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
29714 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
29715 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
29716 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
29717 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
29718 arm_expand_vec_perm_const): New.
29719 * config/arm/arm-protos.h: Update.
29720 * config/arm/neon.md (UNSPEC_VCONCAT): New.
29721 (*neon_vswp<VDQX>): New.
29722 (neon_vcombine<VDX>): Use neon_split_vcombine.
29723 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
29724 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
29725 (vec_perm<VE>): New.
29727 2012-01-10 Richard Henderson <rth@redhat.com>
29729 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
29730 use it if reload_completed.
29731 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
29732 arm_output_asm_insn, arm_process_output_memory_barrier,
29733 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
29734 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
29735 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
29736 arm_process_output_sync_insn, arm_output_sync_insn,
29737 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
29738 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
29739 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
29740 (emit_unlikely_jump): New.
29741 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
29742 (arm_split_atomic_op): New.
29743 * config/arm/arm-protos.h: Update.
29744 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
29745 (struct arm_sync_generator): Remove.
29746 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
29747 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
29748 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
29749 (VUNSPEC_LL, VUNSPEC_SC): New.
29750 (sync_result, sync_memory, sync_required_value, sync_new_value,
29751 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
29752 (attr length): Don't use arm_sync_loop_insns.
29753 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
29754 (movsfcc, movdfcc): Likewise.
29755 * config/arm/constraints.md (Ua): New.
29756 * config/arm/prediates.md (mem_noofs_operand): New.
29757 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
29758 (sync_clobber, sync_t2_reqd): Remove.
29759 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
29760 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
29761 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
29762 (arm_sync_compare_and_swap<SIDI>): Remove.
29763 (arm_sync_compare_and_swap<NARROW>): Remove.
29764 (arm_sync_lock_test_and_set<SIDI>): Remove.
29765 (arm_sync_lock_test_and_set<NARROW>): Remove.
29766 (arm_sync_new_<syncop><SIDI>): Remove.
29767 (arm_sync_new_<syncop><NARROW>): Remove.
29768 (arm_sync_new_nand<SIDI>): Remove.
29769 (arm_sync_new_nand<NARROW>): Remove.
29770 (arm_sync_old_<syncop><SIDI>): Remove.
29771 (arm_sync_old_<syncop><NARROW>): Remove.
29772 (arm_sync_old_nand<SIDI>): Remove.
29773 (arm_sync_old_nand<NARROW>): Remove.
29774 (*memory_barrier): Merge arm_output_memory_barrier.
29775 (atomic_compare_and_swap<QHSD>): New.
29776 (atomic_compare_and_swap<NARROW>_1): New.
29777 (atomic_compare_and_swap<SIDI>_1): New.
29778 (atomic_exchange<QHSD>): New.
29779 (cas_cmp_operand, cas_cmp_str): New.
29780 (atomic_op_operand, atomic_op_str): New.
29781 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
29782 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
29783 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
29784 (arm_load_exclusive<NARROW>): New.
29785 (arm_load_exclusivesi, arm_load_exclusivedi): New.
29786 (arm_store_exclusive<QHSD>): New.
29788 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
29790 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
29791 reload patterns if -mvsx-scalar-memory.
29793 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
29794 generated, even -mno-vsx-scalar-double was used.
29795 (vsx_xscvdpsp_scalar): Likewise.
29796 (vsx_xscvspdp_scalar2): Likewise.
29798 2012-01-09 Tom de Vries <tom@codesourcery.com>
29799 Andrew Pinski <apinski@cavium.com>
29802 * reorg.c (fill_slots_from_thread): Don't speculate
29803 frame-related insns.
29805 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
29807 * sched-int.h (bb_note): Move to...
29808 * basic-block.h: ...here.
29809 * haifa-sched.c (bb_note): Move to...
29810 * cfgrtl.c: ...here.
29811 * function.c (next_block_for_reg): New function.
29812 (move_insn_for_shrink_wrap): Likewise.
29813 (prepare_shrink_wrap): Rewrite to use the above.
29815 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
29817 * gimple.c (is_gimple_non_addressable): Remove.
29818 * gimple.h: Remove is_gimple_non_addressable.
29819 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
29820 is_gimple_non_addressable.
29821 * trans-mem.c (expand_assign_tm): Same.
29823 2012-01-09 Richard Guenther <rguenther@suse.de>
29825 PR tree-optimization/51775
29826 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
29827 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
29829 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
29831 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
29833 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
29835 2012-01-09 Richard Guenther <rguenther@suse.de>
29837 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
29839 2012-01-08 Jan Hubicka <jh@suse.cz>
29841 PR tree-optimize/51680
29842 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
29843 on when known_vals needs to be computed; cleanup.
29845 2012-01-08 Jan Hubicka <jh@suse.cz>
29847 PR tree-optimize/51694
29848 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
29850 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
29852 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
29853 for -std=c++98 and -std=c++11 too.
29855 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
29857 * cfgloop.c (cancel_loop): Add free() of bbs array.
29859 2012-01-07 Jan Hubicka <jh@suse.cz>
29861 PR tree-optimization/51600
29862 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
29863 that benefits small functions.
29865 2012-01-07 Jan Hubicka <jh@suse.cz>
29867 * ipa-inline.c (want_inline_small_function_p): Fix formating.
29869 2012-01-07 Jan Hubicka <jh@suse.cz>
29871 PR tree-optimization/51680
29872 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
29873 whose inlining reduce unit size.
29875 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
29878 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
29879 Add canonical node to containing_mem chain after the non-canonical
29880 one, even if there weren't any locs to propagate.
29881 (remove_useless_values): Keep only canonical values.
29882 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
29883 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
29884 canonicalize mem_chain elements that are not discarded.
29886 2012-01-06 Jakub Jelinek <jakub@redhat.com>
29889 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
29890 before emitting functions.
29892 PR gcov-profile/50127
29893 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
29894 clear_aux_for_blocks.
29896 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
29899 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
29901 2012-01-06 Arnaud Charlet <charlet@adacore.com>
29903 * c-decl.c (ext_block): Moved up.
29904 (collect_all_refs, for_each_global_decl): Take ext_block into account.
29906 2012-01-06 Han Shen <shenhan@google.com>
29908 Translate built-in include paths for sysroot.
29909 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
29910 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
29912 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
29913 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
29915 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
29916 control whether sysroot should be prepended to gxx include dir.
29918 * configure: Regenerate.
29920 2012-01-06 Torvald Riegel <triegel@redhat.com>
29922 PR rtl-optimization/51771
29923 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
29924 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
29926 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
29928 PR tree-optimization/51315
29929 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
29930 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
29932 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
29935 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
29936 for shrp pattern. Correctly handle and fixup shift variable.
29937 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
29939 2012-01-05 Jakub Jelinek <jakub@redhat.com>
29942 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
29943 note when !ACCUMULATE_OUTGOING_ARGS.
29945 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
29947 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
29949 (extract_range_from_unary_expr_1): Avoid useless computations.
29951 2012-01-05 Jakub Jelinek <jakub@redhat.com>
29953 PR rtl-optimization/51767
29954 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
29955 of jump_block and add an extra edge for degenerated asm gotos.
29957 PR middle-end/51768
29958 * stmt.c (check_unique_operand_names): Don't ICE during error
29959 reporting if i is from labels chain.
29961 PR middle-end/44777
29962 * profile.c (branch_prob): Split bbs that have exit edge
29963 and need a fake entry edge too.
29965 2012-01-05 Jan Hubicka <jh@suse.cz>
29967 PR middle-end/49710
29968 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
29971 2012-01-05 Richard Guenther <rguenther@suse.de>
29974 * tree-streamer-out.c (write_ts_optimization): New function.
29975 (streamer_write_tree_body): Call it.
29976 * tree-streamer-in.c (lto_input_ts_optimization): New function.
29977 (streamer_read_tree_body): Call it.
29978 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
29980 2012-01-05 Jakub Jelinek <jakub@redhat.com>
29982 PR middle-end/51761
29983 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
29984 * gimplify.c (gimplify_cleanup_point_expr): Save and set
29985 in_cleanup_point_expr before gimplify_stmt call and restore it
29987 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
29988 in_cleanup_point_expr is false.
29990 2012-01-05 Richard Guenther <rguenther@suse.de>
29992 PR middle-end/51764
29993 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
29995 * toplev.c (process_options): Reject combining mudflap and LTO.
29996 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
29998 2012-01-05 Richard Guenther <rguenther@suse.de>
30000 PR tree-optimization/51760
30001 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
30003 (bit_value_unop): Handle UNDEFINED operands.
30004 (bit_value_binop): Likewise.
30006 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
30008 * config/avr/avr.c (avr_replace_prefix): Remove.
30009 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
30010 (avr_asm_function_rodata_section): Ditto.
30011 (avr_asm_select_section): Ditto.
30013 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
30015 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
30018 2012-01-05 Jakub Jelinek <jakub@redhat.com>
30021 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
30022 calls that have any non-fake successor edges.
30025 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
30027 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
30029 PR tree-optimization/51624
30030 * tree-sra.c (build_ref_for_model): When replicating a chain of
30031 COMPONENT_REFs, stop as soon as the offset would become negative.
30033 2012-01-04 Jakub Jelinek <jakub@redhat.com>
30036 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
30037 in .debug_loc on the floor.
30039 2012-01-04 Andrew Pinski <apinski@cavium.com>
30041 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
30043 2012-01-04 Andrew Pinski <apinski@cavium.com>
30044 Adam Nemet <anemet@caviumnetworks.com>
30046 * config/mips/mips.md (size): Add SI and DI.
30047 (SIZE): New mode attribute.
30048 (U): New code attribute.
30049 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
30050 (mips_lbux_<mode>): Delete.
30051 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
30052 (mips_lhx): Use gen_mips_lhx_extsi.
30053 (mips_lhx_<mode>): Delete.
30054 (mips_lwx): Delete.
30055 (mips_l<size>x): New expand.
30056 (mips_lwx_<mode>): Delete.
30057 (mips_l<GPR:size>x_<P:mode>): New pattern.
30058 (*mips_lw<u>x_<P:mode>_ext): Likewise.
30059 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
30060 * config/mips/mips.c (mips_lx_address_p): New function.
30061 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
30062 (dsp64): New availability predicate.
30063 (mips_builtins): Add an entry for __builtin_mips_ldx.
30064 * config/mips/mips.h (ISA_HAS_LBX): New define.
30065 (ISA_HAS_LBUX): Likewise.
30066 (ISA_HAS_LHX): Likewise.
30067 (ISA_HAS_LHUX): Likewise.
30068 (ISA_HAS_LWX): Likewise.
30069 (ISA_HAS_LWUX): Likewise.
30070 (ISA_HAS_LDX): Likewise.
30071 * doc/extend.texi (__builtin_mips_ldx): Document.
30073 2012-01-04 Tristan Gingold <gingold@adacore.com>
30075 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
30076 when long pointers are used.
30077 * config.build (*-*-*vms*): Handle all OpenVMS targets.
30078 (alpha64-dec-*vms*, alpha*-dec-*vms*)
30079 (ia64-hp-*vms*): Remove.
30080 * config/vms/xm-vms64.h: Delete.
30082 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
30084 PR middle-end/51472
30085 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
30087 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
30089 * opts.c (finish_options): Remove duplicate sorry.
30091 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
30093 PR middle-end/51696
30094 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
30097 2012-01-04 Richard Guenther <rguenther@suse.de>
30099 PR middle-end/51750
30100 * tree.c (size_low_cst): New function.
30101 * tree.h (size_low_cst): Declare.
30102 * fold-const.c (fold_comparison): Use it to extract the low
30103 part of the POINTER_PLUS_EXPR offset.
30105 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
30107 Fix clearing ZERO_REG
30108 * config/avr/avr.md (cc): Add alternative "ldi".
30109 (movqi_insn): Use it in cc attribute.
30110 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
30111 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
30112 (output_reload_insisf): Use ZERO_REG to pre-clear register.
30114 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30116 * configure: Regenerate.
30118 2012-01-04 Richard Guenther <rguenther@suse.de>
30120 PR tree-optimization/49651
30121 * tree-ssa-structalias.c (type_can_have_subvars): New function.
30122 (var_can_have_subvars): Use it.
30123 (get_constraint_for_1): Only consider subfields if there can be any.
30125 2012-01-03 Jakub Jelinek <jakub@redhat.com>
30128 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
30129 to its new canonical_cselib_val and the cselib_val was in
30130 first_containing_mem chain, but the canonical_cselib_val was not,
30131 add the latter into the chain.
30132 (cselib_invalidate_mem): Compare canonical_cselib_val of
30133 addr_list chain elt with v.
30136 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
30137 dwarf2out_undef): Allocate e.info using ggc_strdup instead
30139 (output_macinfo_op): Don't ggc_strdup fd->filename.
30140 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
30141 then ggc_strdup it. Don't free inc->info or cur->info.
30142 (output_macinfo): Don't free ref->info or file->info.
30144 2012-01-03 Ira Rosen <irar@il.ibm.com>
30146 PR tree-optimization/51269
30147 * tree-vect-loop-manip.c (set_prologue_iterations): Make
30148 first_niters a pointer.
30149 (slpeel_tree_peel_loop_to_edge): Likewise.
30150 (vect_do_peeling_for_loop_bound): Update call to
30151 slpeel_tree_peel_loop_to_edge.
30152 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
30153 here. Remove it from the parameters list.
30154 (vect_do_peeling_for_alignment): Update calls and compute
30155 wide_prolog_niters.
30157 2012-01-03 Richard Guenther <rguenther@suse.de>
30159 PR tree-optimization/51070
30160 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
30161 Properly handle calls.
30163 2012-01-03 Richard Guenther <rguenther@suse.de>
30165 PR tree-optimization/51692
30166 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
30167 the LHS of allocation stmts.
30169 2012-01-03 Olivier Hainque <hainque@adacore.com>
30171 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
30173 2012-01-03 Olivier Hainque <hainque@adacore.com>
30175 * collect2.c (main): In AIX specific computations for vector
30176 insertions, use CONST_CAST2 to cast from char ** to const char **.
30178 2012-01-03 Richard Guenther <rguenther@suse.de>
30181 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
30182 the context of a limbo DIE when it does not already exist.
30184 2012-01-03 Jakub Jelinek <jakub@redhat.com>
30186 PR tree-optimization/51719
30187 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
30188 but direct call is, clear direct call's lhs and don't add fallthrough
30189 edge from dcall_bb to join_bb and PHIs.
30191 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30193 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
30194 the instructions emitted by the pattern.
30195 ("*TDC_insn_<mode>"): Add comment.
30197 2012-01-03 Richard Guenther <rguenther@suse.de>
30199 PR middle-end/51730
30200 * fold-const.c (fold_comparison): Properly canonicalize
30201 tree offset and HOST_WIDE_INT bit position.
30203 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
30205 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
30206 operands for extzv pattern.
30208 2012-01-02 Jakub Jelinek <jakub@redhat.com>
30211 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
30214 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
30216 * doc/invoke.texi (-flto and related options): Copy-edit.
30218 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
30220 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
30222 2012-01-02 Jakub Jelinek <jakub@redhat.com>
30224 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
30227 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
30229 * expr.h (move_by_pieces_ninsns): Declare.
30230 * expr.c (move_by_pieces_ninsns): Make external.
30231 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
30232 (mips_store_by_pieces_p): Likewise.
30233 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
30234 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
30235 * config/mips/mips.c (mips_move_by_pieces_p): New function.
30236 (mips_store_by_pieces_p): Likewise.
30238 2012-01-02 Jakub Jelinek <jakub@redhat.com>
30240 * passes.c (register_one_dump_file): Free full_name.
30242 * reload1.c (reload): Don't allocate reg_max_ref_width here.
30243 (calculate_elim_costs_all_insns): Free offsets_at and
30244 offsets_known_at at the end and clear the pointers.
30246 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
30248 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
30249 this option introduced in r180739.
30251 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
30254 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
30255 (tmake_file target=avr): Add avr/t-multilib.
30257 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
30258 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
30259 * config/avr/genmultilib.awk: New file.
30260 * config/avr/t-multilib: New auto-generated file.
30261 * config/avr/multilib.h: New auto-generated file.
30262 * config/avr/t-avr (AVR_MCUS): New variable.
30263 (genopt.sh): Use it.
30264 (s-mlib): Depend on t-multilib.
30265 (t-multilib, multilib.h): New dependencies.
30266 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
30267 (MULTILIB_OPTIONS): Remove.
30268 (MULTILIB_MATCHES): Remove.
30269 (MULTILIB_DIRNAMES): Remove.
30270 (MULTILIB_EXCEPTIONS): Remove:
30271 * config/avr/genopt.sh: Don't use hard coded file name;
30272 pass AVR_MCUS from t-avr instead.
30274 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
30276 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
30278 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
30280 Implement light-weight DImode support.
30281 * config/avr/avr-dimode.md: New file.
30282 * config/avr/avr.md: Include it.
30283 (adjust_len): Add plus64, compare64.
30284 (HIDI): Remove code iterator.
30285 (code_stdname): New code attribute.
30286 (rotx, rotsmode): Remove DI.
30287 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
30289 * config/avr/avr-protos.h (avr_have_dimode): New.
30290 (avr_out_plus64, avr_out_compare64): New.
30291 * config/avr/avr.c (avr_out_compare): Handle DImode.
30292 (avr_have_dimode): New variable definition and initialization.
30293 (avr_out_compare64, avr_out_plus64): New functions.
30294 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
30295 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
30296 (avr_compare_pattern): Skip DImode comparisons.
30298 2012-01-02 Revital Eres <revital.eres@linaro.org>
30300 * ddg.c (def_has_ccmode_p): New function.
30301 (add_cross_iteration_register_deps,
30302 create_ddg_dep_from_intra_loop_link): Call it.
30304 2012-01-02 Richard Guenther <rguenther@suse.de>
30307 * invoke.texi (fassociative-math): Remove spurious paranthesis.
30309 2012-01-01 Jakub Jelinek <jakub@redhat.com>
30311 * gcc.c (process_command): Update copyright notice dates.
30312 * gcov.c (print_version): Likewise.
30313 * gcov-dump.c (print_version): Likewise.
30314 * mips-tfile.c (main): Likewise.
30315 * mips-tdump.c (main): Likewise.
30317 2012-01-01 Ira Rosen <irar@il.ibm.com>
30319 PR tree-optimization/51704
30320 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
30321 a use is inside the basic block or loop before accessing its vect info.
30323 2012-01-01 Jan Hubicka <jhjh@suse.cz>
30325 PR rtl-optimization/51069
30326 * cfgloopmanip.c (remove_path): Removing path making irreducible
30327 region unconditional makes BB part of the region.
30329 2012-01-01 Jakub Jelinek <jakub@redhat.com>
30331 PR tree-optimization/51683
30332 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
30333 calls with side-effects.
30334 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
30336 Copyright (C) 2012 Free Software Foundation, Inc.
30338 Copying and distribution of this file, with or without modification,
30339 are permitted in any medium without royalty provided the copyright
30340 notice and this notice are preserved.