1 2012-11-03 Jan Hubicka <jh@suse.cz>
3 * invoke.texi (profile-use): update documentation.
4 * opts.c (common_handle_option): Enable tree-vectorize
5 and tree-loop-distribute-patterns.
6 * tree-loop-distribution.c (tree_loop_distribution): Skip loops
8 * config/i386/i386.c (ix86_option_override_internal): Enabe
9 prefetch_lop_arrays for profile-use.
11 2012-11-03 Robert Mason <rbmj@verizon.net>
13 * gcov-io.c (gcov_open): Add file mode to open call (need for VxWorks)
15 2012-11-03 Sandra Loosemore <sandra@codesourcery.com>
17 * doc/extend.texi: Copy-edit to use present tense except when
18 explicitly describing future or past behavior.
20 2012-11-03 Oleg Endo <olegendo@gcc.gnu.org>
22 * config/sh/sh.c (output_movedouble, output_far_jump,
23 output_ieee_ccmpeq): Use multi-line strings for asm.
24 (find_regmode_weight): Wrap lines.
25 (sh_optimize_target_register_callee_saved): Remove commented out
27 (emit_load_ptr): Remove prototype.
29 2012-11-03 Oleg Endo <olegendo@gcc.gnu.org>
32 * config/sh/sh.md (*cbranch_t): Allow splitting after reload.
33 Allow going beyond current basic block before reload when looking for
35 * config/sh/sh.c (sh_find_set_of_reg): Don't stop at labels.
37 2012-11-02 Jan Hubicka <jh@suse.cz>
39 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk): Add
40 missing sign to unsigned.
42 2012-11-02 Andrew Pinski <apinski@cavium.com>
45 * simplify-rtx.c (simplify_relational_operation_1): Don't simplify
46 (LTU/GEU (PLUS a 0) 0) into (GEU/LTU a 0) since they are not
49 2012-11-02 Jan Hubicka <jh@suse.cz>
51 * tree-ssa-loop-niter.c (double_int_cmp, bound_index,
52 discover_iteration_bound_by_body_walk): New functions.
53 (discover_iteration_bound_by_body_walk): Use it.
55 2012-11-02 Jan Hubicka <jh@suse.cz>
57 * predict.c (predict_loops): Predict also exits not dominating latch.
59 2012-11-02 Jan Hubicka <jh@suse.cz>
61 * predict.c (predict_loops): Do not predict infinite loops.
63 2012-11-02 Jan Hubicka <jh@suse.cz>
66 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
67 MAX field if NITER was folded to contant.
68 (record_estimate): Sanity check.
69 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): New
71 (remove_redundant_iv_test): New function.
72 (loops_to_unloop, loops_to_unloop_nunroll): New static vars.
73 (unloop_loops): Break out from ...
74 (try_unroll_loop_completely): ... here; Pass in MAXITER; use
75 remove_exits_and_undefined_stmts; do not unloop.
76 (canonicalize_loop_induction_variables): Compute MAXITER;
77 use remove_redundant_iv_test; remove loop_close_ssa_invalidated
78 and irred_invalidated arguments.
79 (canonicalize_induction_variables): Compute fresh bound estimates;
80 unloop; walk from innermost.
81 (tree_unroll_loops_completely): Likewise.
83 2012-11-02 Vladimir Makarov <vmakarov@redhat.com>
86 * lra-constraints.c (debug_loc_equivalence_change_p): Rename to
87 loc_equivalence_change_p.
88 (lra_constraints): Check equiv_insn_bitmap for debug insn. Call
89 loc_equivalence_change_p for non-transformed insn.
91 2012-11-02 Eric Botcazou <ebotcazou@adacore.com>
93 * cfg-flags.def (ABNORMAL_CALL): Fix comment.
96 * cfgrtl.c (rtl_verify_flow_info_1): Adjust error messages.
97 Deal with EDGE_SIBCALL and fix the EDGE_ABNORMAL check.
99 2012-11-02 Jakub Jelinek <jakub@redhat.com>
102 * config/i386/i386.md (bswapdi2): Limit to TARGET_64BIT.
103 (*bswapdi2_doubleword): Removed.
105 2012-11-02 Gerald Pfeifer <gerald@pfeifer.com>
107 * doc/install.texi (Specific): Remove moxie web reference.
109 2012-11-01 Marc Glisse <marc.glisse@inria.fr>
112 * tree-vect-generic.c (expand_vector_condition): New function.
113 (expand_vector_operations_1): Call it.
115 2012-11-01 Steve Ellcey <sellcey@mips.com>
117 * target-globals.c (save_target_globals): Save lra_int struct.
119 2012-11-01 Gerald Pfeifer <gerald@pfeifer.com>
121 * doc/standards.texi (Standards): Adjust reference to Go specification.
123 2012-11-01 Lawrence Crowl <crowl@google.com>
125 * ebitmap.h: Remove unused.
126 * ebitmap.c: Remove unused.
127 * Makefile.in: Remove ebitmap.h and ebitmap.c.
128 * sbitmap.h (SBITMAP_SIZE_BYTES): Move to source file.
129 (SET_BIT_WITH_POPCOUNT): Remove unused.
130 (RESET_BIT_WITH_POPCOUNT): Remove unused.
131 (bitmap_copy_n): Remove unused.
132 (bitmap_range_empty_p): Remove unused.
133 (sbitmap_popcount): Remove unused.
134 (sbitmap_verify_popcount): Make private to source file.
135 * sbitmap.c (SBITMAP_SIZE_BYTES): Move here from header.
136 (bitmap_copy_n): Remove unused.
137 (bitmap_range_empty_p): Remove unused.
138 (sbitmap_popcount): Remove unused.
139 (sbitmap_verify_popcount): Make private to source file.
141 2012-11-01 Lawrence Crowl <crowl@google.com>
143 * sbitmap.h (sbitmap_iter_init): Rename bmp_iter_set_init and add
144 unused parameter to match bitmap iterator. Update callers.
145 (sbitmap_iter_cond): Rename bmp_iter_set. Update callers.
146 (sbitmap_iter_next): Rename bmp_iter_next and add unused parameter to
147 match bitmap iterator. Update callers.
148 (EXECUTE_IF_SET_IN_SBITMAP_REV): Remove unused.
149 (EXECUTE_IF_SET_IN_SBITMAP): Rename EXECUTE_IF_SET_IN_BITMAP and
150 adjust to be identical to the definition in bitmap.h. Conditionalize
151 the definition based on not having been defined. Update callers.
152 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP): Conditionalize the definition
153 based on not having been defined. (To match the above.)
155 2012-11-01 Lawrence Crowl <crowl@google.com>
157 * sbitmap.h (TEST_BIT): Rename bitmap_bit_p, normalizing parameter
158 type. Update callers to match.
159 (SET_BIT): Rename bitmap_set_bit, normalizing parameter type. Update
161 (SET_BIT_WITH_POPCOUNT): Rename bitmap_set_bit_with_popcount,
162 normalizing parameter type. Update callers to match.
163 (RESET_BIT): Rename bitmap_clear_bit, normalizing parameter type.
164 Update callers to match.
165 (RESET_BIT_WITH_POPCOUNT): Rename bitmap_clear_bit_with_popcount,
166 normalizing parameter type. Update callers to match.
167 * basic-block.h (sbitmap_intersection_of_succs): Rename
168 bitmap_intersection_of_succs. Update callers to match.
169 * basic-block.h (sbitmap_intersection_of_preds): Rename
170 bitmap_intersection_of_preds. Update callers to match.
171 * basic-block.h (sbitmap_union_of_succs): Rename
172 bitmap_union_of_succs. Update callers to match.
173 * basic-block.h (sbitmap_union_of_preds): Rename
174 bitmap_union_of_preds. Update callers to match.
176 2012-11-01 Vladimir Makarov <vmakarov@redhat.com>
179 * lra-constraints.c (lra_constraints): Check only pseudos with
180 equivalences. Add insns with equivalence pseudos.
182 2012-11-01 Sharad Singhai <singhai@google.com>
185 * dumpfile.h (struct dump_file_info): Fix order of flags.
187 2012-11-01 Jan Hubicka <jh@suse.cz>
190 * ipa-inline-transform.c (inline_call): Silence an sanity check until
191 ipa-cp issue if fixed.
193 2012-11-01 Sharad Singhai <singhai@google.com>
195 * doc/invoke.texi: Update -fopt-info documentation.
196 * dumpfile.c: Move dump_flags here from passes.c.
197 Rename opt_info_options to optinfo_verbosity_options.
198 Add optgroup_options.
199 (dump_files): Add field for optinfo_flags in the static initializer.
200 (dump_register): Handle additional parameter for optgroup_flags.
201 (opt_info_enable_passes): Renamed opt_info_enable_all. Handle
202 optgroup_flags. Fix documentation.
203 (opt_info_switch_p_1): Handle optgroup options.
204 (opt_info_switch_p): Handle optgroup_flags. Warn on multiple files.
205 * dumpfile.h (dump_register): Additional argument for optgroup_flags.
207 (struct dump_file_info): Add field for optgroup_flags.
208 Define OPTGROUP_* flags.
209 * tree-pass.h (struct opt_pass): Add addtional field for optinfo_flags.
210 All opt_pass static initializers updated.
211 * opts-global.c (dump_remap_tree_vectorizer_verbose): Use 'all'
213 (handle_common_deferred_options): Fix typo in error message.
214 * passes.c (register_one_dump_file): Add argument for optgroup_flags.
215 Turn on OPTGROUP_IPA for IPA passes.
216 Move dump_flags from here to dumpfile.c.
217 * statistics.c (statistics_early_init): Use OPTGROUP_NONE in call to
220 2012-11-01 Joern Rennecke <joern.rennecke@embecosm.com>
223 * config/sh/sh.md (doloop_end): Use emit_jump_insn.
225 2012-10-31 Jakub Jelinek <jakub@redhat.com>
227 PR tree-optimization/53708
228 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
229 user-supplied alignment when used with an explicit section name.
231 2012-10-31 Dehao Chen <dehao@google.com>
233 * tree-eh.c (do_return_redirection): Set location for jump statement.
234 (do_goto_redirection): Likewise.
235 (frob_into_branch_around): Likewise.
236 (lower_try_finally_nofallthru): Likewise.
237 (lower_try_finally_copy): Likewise.
238 (lower_try_finally_switch): Likewise.
239 * expr.c (store_expr): Use current insn location instead of expr
241 (expand_expr_real): Likewise.
242 (expand_expr_real_1): Likewise.
244 2012-10-31 Easwaran Raman <eraman@google.com>
248 * optabs.c (emit_cmp_and_jump_insn_1): Add REG_BR_PROB note
249 only if it doesn't already exist.
250 * stmt.c (get_outgoing_edge_probs): Return 0 if BB is NULL.
251 (emit_case_dispatch_table): Handle the case where STMT_BB is NULL.
252 (expand_sjlj_dispatch_table): Pass BB containing before_case
253 to emit_case_dispatch_table.
255 2012-10-31 Lawrence Crowl <crowl@google.com>
258 (is_a <T> (U*)): New. Test for is-a relationship.
259 (as_a <T> (U*)): New. Treat as a derived type.
260 (dyn_cast <T> (U*)): New. Conditionally cast based on is_a.
261 * cgraph.h (varpool_node): Rename to varpool_node_for_decl.
262 Adjust callers to match.
263 (is_a_helper <cgraph_node>::test (symtab_node_def *)): New.
264 (is_a_helper <varpool_node>::test (symtab_node_def *)): New.
265 (symtab_node_def::try_function): New. Change most calls to
266 symtab_function_p with calls to dyn_cast <cgraph_node> (p).
267 (symtab_node_def::try_variable): New. Change most calls to
268 symtab_variable_p with calls to dyn_cast <varpool_node> (p).
269 (symtab_function_p): Remove. Change callers to use
270 is_a <cgraph_node> (p) instead.
271 (symtab_variable_p): Remove. Change callers to use
272 is_a <varpool_node> (p) instead.
273 * cgraph.c (cgraph_node_for_asm): Remove redundant call to
275 * cgraphunit.c (symbol_finalized_and_needed): New.
276 (symbol_finalized): New.
277 (cgraph_analyze_functions): Split complicated conditionals out into
279 * Makefile.in (CGRAPH_H): Add is-a.h as used by cgraph.h.
281 2012-10-31 Steven Bosscher <steven@gcc.gnu.org>
282 Jakub Jelinek <jakub@redhat.com>
284 PR tree-optimization/55018
285 * basic-block.h (dfs_find_deadend): New prototype.
286 * cfganal.c (dfs_find_deadend): No longer static. Use bitmap
287 instead of sbitmap for visited.
288 (flow_dfs_compute_reverse_execute): Use dfs_find_deadend here, too.
289 * dominance.c (calc_dfs_tree): If saw_unconnected, traverse from
290 dfs_find_deadend of unconnected b instead of b directly.
292 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
294 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
295 special register pushes before frame probing and allocation.
297 2012-10-31 Vladimir Makarov <vmakarov@redhat.com>
300 * lra-constraints.c (lra_constraints): Update debug insn info
301 after equivalence change.
303 2012-10-31 Jan Hubicka <jh@suse.cz>
305 * ipa-inline.c (ipa_inline): Avoid infinite loop on inlining
306 empty virtual functions calling themselves.
308 2012-10-31 Tom Tromey <tromey@redhat.com>
311 * doc/gcc.texi: Add @direntry for gcov.
313 2012-10-31 Joern Rennecke <joern.rennecke@embecosm.com>
315 * expr.c (can_move_by_pieces): Apply ATTRIBUTE_UNUSED to len.
317 2012-10-31 Jakub Jelinek <jakub@redhat.com>
319 PR tree-optimization/19105
320 PR tree-optimization/21643
321 PR tree-optimization/46309
322 * tree-ssa-reassoc.c (init_range_entry): Add STMT argument
323 and use it if EXP is NULL.
324 (update_range_test): Handle OPCODE equal to ERROR_MARK and oe->op NULL.
325 (optimize_range_tests): Likewise.
326 (final_range_test_p, suitable_cond_bb, no_side_effect_bb, get_ops,
327 maybe_optimize_range_tests): New functions.
328 (reassociate_bb): Call maybe_optimize_range_tests if last
329 stmt of bb is GIMPLE_COND that hasn't been visited yet.
331 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
333 * config/rs6000/rs6000.md (insvsi, insvdi, extvsi, extvdi): Rename
335 (insvsi_internal, insvdi_internal, extvsi_internal)
336 (extvdi_internal): ...this.
337 (insv, extv): Update accordingly.
339 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
341 * combine.c (simplify_comparison): If BITS_BIG_ENDIAN, always assume
342 that zero_extracts of const_ints are doing word-sized extractions.
344 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
346 * combine.c (make_extraction): Remove dead wanted_inner_mode-
347 and pos_rtx-related code.
349 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
351 * expmed.c (store_bit_field_1): Move generation of MEM insvs
353 (extract_bit_field_1): Likewise extvs and extzvs.
355 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
357 * expmed.c (store_bit_field_using_insv): New function,
359 (store_bit_field_1): ...here.
360 (extract_bit_field_using_extv): New function, split out from...
361 (extract_bit_field_1): ...here.
363 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
365 * expmed.c (store_bit_field_1): Use OP_MODE to check whether an
366 insv pattern is available. Remove redundant checks for OP_MODE
367 being MAX_MACHINE_MODE.
368 (extract_bit_field_1): Remove redundant checks for EXT_MODE being
371 2012-10-31 Richard Sandiford <rdsandiford@googlemail.com>
373 * expmed.c (store_bit_field_1): Remove test for BLKmode values.
375 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
376 Joel Sherrill <joel.sherrill@oarcorp.com>
378 * config/sparc/t-rtems: New (Custom multilibs).
379 * config/sparc/t-rtems-64: New (Custom multilibs).
380 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
381 (sparc-*-rtems*): Add sparc/t-rtems.
383 2012-10-31 Alan Modra <amodra@gmail.com>
385 * config/rs6000/rs6000.c (legitimize_reload_address): Remove code
386 handling non-aligned ld/std.
387 * config/rs6000/paired.md (movv2sf_paired): Use 'Y' instead of 'o'.
388 * config/rs6000/vsx.md (vsx_mov, vsx_movti): Likewise.
389 * config/rs6000/altivec.md (altivec_mov, altivec_movti): Likewise.
390 * config/rs6000/dfp.md (movtd_internal): Use 'm' instead of 'o'.
392 2012-10-31 Alan Modra <amodra@gmail.com>
394 * config/rs6000/linux64.h (TARGET_OS_CPP_BUILTINS): Define _CALL_LINUX.
396 2012-10-31 Joern Rennecke <joern.rennecke@embecosm.com>
398 * lra-constraints.c (choose_split_class): Add ATTRIBUTE_UNUSED to
402 * vmsdbgout.c (vmsdbgout_write_source_line): Comment out names of
405 2012-10-30 Alexandre Oliva <aoliva@redhat.com>
409 * valtrack.c (dead_debug_promote_uses): Assert-check that
410 global used bit was clear and initialize entry unconditionally.
412 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
414 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
416 (hash_rtx): Likewise.
418 2012-10-30 H.J. Lu <hongjiu.lu@intel.com>
420 PR rtl-optimization/55093
421 * rtlanal.c (simplify_subreg_regno): Remove lra_in_progress
422 check for ARG_POINTER_REGNUM.
424 2012-10-30 Steve Ellcey <sellcey@mips.com>
426 * config/mips/mti-linux.h (SYSROOT_SUFFIX_SPEC): Change order
428 (DRIVER_SELF_SPECS): Make -n32 the default on mips64* archs.
429 * config/mips/t-mti-linux (MULTILIB_OPTIONS): Change order.
430 (MULTILIB_DIRNAMES): Ditto.
431 (MULTILIB_EXCEPTIONS): New.
433 2012-10-30 Joern Rennecke <joern.rennecke@embecosm.com>
435 * lra-constraints.c (check_secondary_memory_needed_p):
436 Add ATTRIBUTE_UNUSED to parameters.
438 2012-10-30 Richard Sandiford <rdsandiford@googlemail.com>
440 * defaults.h (SLOW_UNALIGNED_ACCESS): Provide default definition.
441 * expmed.c (SLOW_UNALIGNED_ACCESS): Remove default definition.
442 * expr.c (SLOW_UNALIGNED_ACCESS): Likewise.
443 * lra-constraints.c (SLOW_UNALIGNED_ACCESS): Likewise.
444 (simplify_operand_subreg): Don't check STRICT_ALIGNMENT here.
446 2012-10-30 Jan Hubicka <jh@suse.cz>
448 * ipa-inline-analysis.c (eliminated_by_inlining_prob): Cleanup.
450 2012-10-30 Jan Hubicka <jh@suse.cz>
452 * tree-ssa-loop-niter.c (number_of_iterations_exit): New parameter
453 EVERY_ITERATION with implicit value of true.
454 (record_estimate): Check dominance relationship of the basic block
455 we are estimating on instead of relying on UPPER to be false.
456 (struct ilb_data): Drop RELIABLE.
457 (idx_infer_loop_bounds): Update.
458 (infer_loop_bounds_from_ref): Drop parameter RELIABLE.
459 (infer_loop_bounds_from_array): Drop parameter RELIABLE.
460 (infer_loop_bounds_from_undefined): Update comments and handling
462 (estimate_numbers_of_iterations_loop): Record all bounds.
464 2012-10-30 Richard Sandiford <r.sandiford@uk.ibm.com>
466 * lra-eliminations.c (lra_eliminate_regs_1): Use simplify_gen_subreg
467 rather than gen_rtx_SUBREG.
469 2012-10-30 Richard Biener <rguenther@suse.de>
471 * gimple.h (gimple_store_p): New predicate.
472 (gimple_assign_load_p): Likewise.
473 * tree-inline.c (estimate_num_insns): Use it.
475 2012-10-30 Marc Glisse <marc.glisse@inria.fr>
477 * fold-const.c (fold_binary_op_with_conditional_arg): Handle vectors.
478 (fold_binary_loc): Call it for VEC_COND_EXPR.
480 2012-10-30 James Greenhalgh <james.greenhalgh@arm.com>
481 Tejas Belagod <tejas.belagod@arm.com>
483 * config/aarch64/aarch64-simd.md
484 (aarch64_simd_bsl<mode>_internal): New pattern.
485 (aarch64_simd_bsl<mode>): Likewise.
486 (aarch64_vcond_internal<mode>): Likewise.
487 (vcondu<mode><mode>): Likewise.
488 (vcond<mode><mode>): Likewise.
489 * config/aarch64/iterators.md (UNSPEC_BSL): Add to define_constants.
491 2012-10-30 Richard Biener <rguenther@suse.de>
493 PR tree-optimization/55111
494 * tree-ssa-pre.c (eliminate_insert): Properly fold the built stmt.
496 2012-10-30 Oleg Endo <olegendo@gcc.gnu.org>
499 * config/sh/iterators.md (SIDI): New mode iterator.
500 * config/sh/sh.md (negdi2): Use parallel around operation and T_REG
502 (*negdi2): Mark output operand as early clobbered. Add T_REG clobber.
503 Split after reload. Simplify split code.
504 (abssi2, absdi2): Fold expanders into abs<mode>2.
505 (*abssi2, *absdi2): Fold into *abs<mode>2 insn_and_split. Split insns
507 (*negabssi2, *negabsdi2): Fold into *negabs<mode>2. Add T_REG clobber.
508 Split insns before reload.
509 (negsi_cond): Reformat. Use emit_move_insn instead of gen_movesi.
510 (negdi_cond): Reformat. Use emit_move_insn instead of a pair
511 of gen_movsi. Split insn before reload.
513 2012-10-30 Oleg Endo <olegendo@gcc.gnu.org>
516 * config/sh/sh.md (tstqi_t_zero): Rename to *tstqi_t_zero.
517 (*tst<mode>_t_zero): New insns.
518 * config/sh/iterators.md (lowpart_be, lowpart_le): New mode attributes.
520 2012-10-30 H.J. Lu <hongjiu.lu@intel.com>
522 * gimple-pretty-print.c (dump_gimple_bb_header): Avoid alloca.
524 2012-10-30 Jakub Jelinek <jakub@redhat.com>
527 * valtrack.h (DEBUG_TEMP_AFTER_WITH_REG_FORCE): New.
528 * valtrack.c (dead_debug_insert_temp): Use emit_debug_insn_after
529 even for where == DEBUG_TEMP_AFTER_WITH_REG_FORCE.
530 * dce.c (word_dce_process_block, dce_process_block): Pass
531 DEBUG_TEMP_AFTER_WITH_REG_FORCE if insn is needed and therefore
532 not going to be eliminated.
534 2012-10-29 Lawrence Crowl <crowl@google.com>
536 * sbitmap.h (sbitmap_copy): Rename bitmap_copy.
537 (sbitmap_copy_n): Rename bitmap_copy_n.
538 (sbitmap_equal): Rename bitmap_equal_p.
539 (sbitmap_empty_p): Rename bitmap_empty_p.
540 (sbitmap_range_empty_p): Rename bitmap_range_empty_p.
541 (sbitmap_zero): Rename bitmap_clear.
542 (sbitmap_ones): Rename bitmap_ones.
543 (sbitmap_vector_zero): Rename bitmap_vector_clear.
544 (sbitmap_vector_ones): Rename bitmap_vector_ones.
545 (sbitmap_not): Rename bitmap_not.
546 (sbitmap_a_and_b_cg): Commented out.
547 (sbitmap_a_and_b): Rename bitmap_and. Add bool return.
548 (sbitmap_difference): Rename bitmap_and_compl.
549 (sbitmap_a_or_b_cg): Commented out.
550 (sbitmap_a_or_b): Rename bitmap_xor. Add bool return.
551 (sbitmap_a_xor_b_cg): Commented out.
552 (sbitmap_a_xor_b): Rename bitmap_xor. Add bool return.
553 (sbitmap_a_and_b_or_c_cg): Rename bitmap_and_or.
554 (sbitmap_a_and_b_or_c): Commented out.
555 (sbitmap_a_or_b_and_c_cg): Rename bitmap_or_and.
556 (sbitmap_a_or_b_and_c): Commented out.
557 (sbitmap_union_of_diff_cg): Rename bitmap_ior_and_compl.
558 (sbitmap_union_of_diff): Commented out.
559 (dump_sbitmap): Rename dump_bitmap.
560 (dump_sbitmap_file): Rename dump_bitmap_file.
561 (debug_sbitmap): Rename debug_bitmap.
562 (dump_sbitmap_vector): Rename dump_bitmap_vector.
563 (sbitmap_first_set_bit): Rename bitmap_first_set_bit.
564 (sbitmap_last_set_bit): Rename bitmap_last_set_bit.
565 (sbitmap_a_subset_b_p): Rename bitmap_subset_p.
566 (sbitmap_any_common_bits): Rename bitmap_intersect_p.
567 (#define sbitmap_free): Reimplement as inline function.
568 (#define sbitmap_vector_free): Reimplement as inline function.
569 * bitmap.h (#define bitmap_zero): Remove as redundant.
570 (#define bitmap_empty_p): Reimplement as inline function.
571 (#define dump_bitmap): Reimplement as inline function.
573 2012-10-29 Jonathan Wakely <jwakely.gcc@gmail.com>
576 * doc/invoke.texi (Warning Options): Document -Wno-return-local-addr.
578 2012-10-29 H.J. Lu <hongjiu.lu@intel.com>
580 * lra-assigns.c: Remove trailing white spaces.
581 * lra-coalesce.c: Likewise.
582 * lra-constraints.c: Likewise.
583 * lra-eliminations.c: Likewise.
584 * lra-int.h: Likewise.
585 * lra-spills.c: Likewise.
588 2012-10-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
591 * tree.h (FUNCTION_POINTER_TYPE_P): New.
593 2012-10-29 Alexandre Oliva <aoliva@redhat.com>
596 * valtrack.c (dead_debug_insert_temp): Defer rescan of
597 newly-emitted debug insn.
599 2012-10-29 Alexandre Oliva <aoliva@redhat.com>
602 * tree-ssa-threadedge.c (thread_around_empty_block): Copy
603 debug temps from predecessor before threading.
605 2012-10-29 Alexandre Oliva <aoliva@redhat.com>
609 * valtrack.c (dead_debug_global_find): Accept NULL dtemp.
610 (dead_debug_global_insert): Return new entry.
611 (dead_debug_global_replace_temp): Return early if REG is no
612 longer in place, or if dtemp was already substituted.
613 (dead_debug_promote_uses): Insert for all defs and replace all
615 (dead_debug_local_finish): Release used after promotion.
616 (dead_debug_insert_temp): Stop if dtemp is NULL.
618 2012-10-29 Alexandre Oliva <aoliva@redhat.com>
621 * loop-unroll.c (loop_exit_at_end_p): Skip debug insns.
623 2012-10-29 Alexandre Oliva <aoliva@redhat.com>
626 * config/i386/i386.c (add_parameter_dependencies): Stop
627 backward scan at the insn before the incoming head.
628 (ix86_dependencies_evaluation_hook): Skip debug insns. Stop
629 if first_arg is head.
631 2012-10-29 Andrew Pinski <apinski@cavium.com>
633 * config/aarch64/aarch64-protos.h (aarch64_load_tp): New proto.
634 * config/aarch64/aarch64.c (aarch64_load_tp): Export.
635 (aarch64_init_builtins): Don't add __builtin_thread_pointer builtin.
636 * config/aarch64/aarch64.h (aarch64_builtins): Delete
637 AARCH64_BUILTIN_THREAD_POINTER.
638 * config/aarch64/aarch64.md (get_thread_pointerdi): New pattern.
640 2012-10-29 Marc Glisse <marc.glisse@inria.fr>
643 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
646 2012-10-29 Vladimir Makarov <vmakarov@redhat.com>
648 * rtlanal.c (strip_address_mutation): Use SUBREG_REG instead of XEXP.
650 2012-10-29 Uros Bizjak <ubizjak@gmail.com>
652 * config/i386/i386.c (ix86_decompose_address): Use simplify_gen_subreg
653 for all addresses, zero-extended with AND.
655 2012-10-29 Vladimir Makarov <vmakarov@redhat.com>
658 * rtlanal.c (strip_address_mutation): Add SUBREG case.
660 2012-10-29 Jan Hubicka <jh@suse.cz>
662 * ipa-inline.c (want_inline_function_called_once_p): Rename to ...
663 (want_inline_function_to_all_callers_p): check also functions with
665 (ipa_inline): Handle inlining for size into multiple callers.
667 2012-10-29 Richard Guenther <rguenther@suse.de>
670 * tracer.c (tracer): Fixup loop structure.
671 * cfgloopmanip.c (force_single_succ_latches): Add assert.
672 (fix_loop_structure): Re-compute loop latches and disambiguate
673 loops with multiple latches if required.
675 2012-10-29 Uros Bizjak <ubizjak@gmail.com>
677 * config/i386/i386.c (ix86_decompose_address): Use simplify_gen_subreg
678 to check SImode equivalent of address, zero-extended with AND RTX.
679 * config/i386/i386.md (ashift to lea splitter): Split to SImode mult.
680 (simple lea to add/shift peephole2s): Remove peephole2s that operate
681 on subregs of DImode operations.
683 2012-10-28 Vladimir Makarov <vmakarov@redhat.com>
685 PR rtl-optimization/55106
686 * lra-constraints.c (skip_usage_debug_insns): New function.
687 (check_secondary_memory_needed_p): Ditto.
688 (inherit_reload_reg): Use the new functions. Improve debug output.
690 2012-10-29 Jonathan Wakely <jwakely.gcc@gmail.com>
692 * doc/cpp.texi (Search Path): Fix outdated C++ path.
694 2012-10-28 Jan Hubicka <jh@suse.cz>
696 * ipa-inline-analysis.c (eliminated_by_inlining_prob): Handle
697 &this->field expressions.
699 2012-10-28 Vladimir Makarov <vmakarov@redhat.com>
701 * rtl.h (struct rtx_def): Add a comment for member unchanging.
702 * lra-int.h (LRA_TEMP_CLOBBER_P): New macro.
703 (lra_hard_reg_substitution): Rename to lra_final_code_change.
704 * lra-constraints.c (match_reload): Mark temporary clobbers.
705 * lra-spill.c (lra_hard_reg_substitution): Rename to
706 lra_final_code_change. Remove temporary clobbers.
707 * lra.c (lra): Rename to lra_final_code_change.
709 2012-10-28 Jan Hubicka <jh@suse.cz>
711 * ipa-inline.c (edge_badness): Fix overflow.
712 (inline_small_functions): Initialize SCCs correctly.
713 (do_estimate_edge_time, do_estimate_edge_hints): Skip self
714 recursive functions in SCC hints.
716 2012-10-28 Steven Bosscher <steven@gcc.gnu.org>
718 PR rtl-optimization/38711
719 * ira.c (ira): Remove DF_LIVE if the problem is in the stack.
720 (do_reload): Add it back at the end for -O2 and higher.
722 * function.c (thread_prologue_and_epilogue_insns): Use
723 REG_SET_TO_HARD_REG_SET instead of CLEAR_HARD_REG_SET and
724 reg_set_to_hard_reg_set.
726 2012-10-28 Jan Hubicka <jh@suse.cz>
728 * ipa-inline.c (edge_badness): Reduce precision; use scc hints.
729 (inline_small_functions): Fix dumps; update all callees after inlining.
730 * ipa-inline.h (INLINE_HINT_in_scc, INLINE_HINT_same_scc): New
732 (inline summary): Add SCC_NO.
733 * ipa-inline-analysis.c (dump_inline_hints): Dump SCC hints.
734 (reset_inline_summary): Reset scc_no.
735 (estimate_node_size_and_time): Set in_scc hint.
736 (do_estimate_edge_time): Add same_scc hint.
737 (do_estimate_edge_hints): Likewise.
739 2012-10-28 Andreas Schwab <schwab@linux-m68k.org>
741 * doc/cppopts.texi: Fix use of @item vs. @itemx inside @table.
742 * doc/extend.texi: Likewise.
743 * doc/generic.texi: Likewise.
744 * doc/invoke.texi: Likewise.
745 * doc/md.texi: Likewise.
746 * doc/sourcebuild.texi: Likewise.
748 * doc/tm.texi.in (Misc): Add newline before @end.
749 * doc/tm.texi: Update.
751 2012-10-27 Joern Rennecke <joern.rennecke@embecosm.com>
753 * lra-assigns.c (find_hard_regno_for): Fix use of WORDS_BIG_ENDIAN.
755 2012-10-27 Georg-Johann Lay <avr@gjlay.de>
758 * config/avr/avr.c (avr_out_lpm): Remove unused regno_dest.
760 2012-10-27 Oleg Endo <olegendo@gcc.gnu.org>
763 * config/sh/sh.c (sh1_builtin_p): Comment out unused function.
765 2012-10-27 Uros Bizjak <ubizjak@gmail.com>
767 * config/i386/i386.md (*lea<mode>): Remove unneeded temporary.
769 2012-10-26 David S. Miller <davem@davemloft.net>
771 * config/sparc/constraints.md: Update unused letter list, move
772 "w" near other memory constraints. Remove no longer relevant
774 * doc/md.texi: Sync sparc constraint documentation with reality.
776 2012-10-26 DJ Delorie <dj@redhat.com>
778 * config/rl78/rl78.c (rl78_as_legitimate_address): Do not allow
779 reg+addend addresses for the _far namespace.
781 2012-10-26 Segher Boessenkool <segher@kernel.crashing.org>
783 * config/rs6000/sync.md (ATOMIC): Correct DI condition.
785 2012-10-26 Jakub Jelinek <jakub@redhat.com>
788 * cfgexpand.c (expand_debug_expr): Expand &MEM_REF[&var, n]
789 as DEBUG_IMPLICIT_PTR + n if &var expands to DEBUG_IMPLICIT_PTR.
790 * tree-sra.c (create_access_replacement): Allow also MEM_REFs
791 with ADDR_EXPR first operand in DECL_DEBUG_EXPR expressions.
792 * var-tracking.c (track_expr_p): Handle MEM_REFs in DECL_DEBUG_EXPR
794 * dwarf2out.c (add_var_loc_to_decl): Likewise.
796 2012-10-26 Jeff Law <law@redhat.com>
798 * tree-ssa-threadedge.c (cond_arg_set_in_bb): Use last stmt.
800 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
802 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
803 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
805 2012-10-26 Teresa Johnson <tejohnson@google.com>
807 * ree.c (add_removable_extension): Remove unnecessary
808 mode check with other extension.
809 * testsuite/gcc.c-torture/execute/20111227-2.c: New test.
810 * testsuite/gcc.c-torture/execute/20111227-3.c: Ditto.
812 2012-10-26 Jan Hubicka <jh@suse.cz>
814 * ipa-inline-transform.c (inline_call): Only account size changes
817 2012-10-26 Martin Jambor <mjambor@suse.cz>
820 * tree-sra.c (struct access): New flag grp_to_be_debug_replaced.
821 (dump_access): Dump the new flag.
822 (analyze_access_subtree): Set the new flag when appropriate.
823 (create_access_replacement): Handle debug replacements differently.
824 (generate_subtree_copies): Handle the grp_to_be_debug_replaced flag.
825 (init_subtree_with_zero): Likewise.
826 (sra_modify_expr): Likewise.
827 (load_assign_lhs_subreplacements): Likewise.
828 (sra_modify_assign): Likewise.
830 2012-10-23 Yuri Rumyantsev <ysrumyan@gmail.com>
832 * config/i386/i386.c (insn_is_function_arg) : Add check on CALL
834 (ix86_dependencies_evaluation_hook): Insert dependencies in all
835 predecessors of call block for non-trivial region avoiding creation
836 of loop-carried dependency to avoid cross-block motion of HW registers.
838 2012-10-26 Richard Biener <rguenther@suse.de>
841 * tree-optimize.c (execute_fixup_cfg): Insert __builtin_unreachable
842 at the end of blocks with no successors.
844 2012-10-26 Alexander Ivchenko <alexander.ivchenko@intel.com>
845 Uros Bizjak <ubizjak@gmail.com>
847 * common/config/i386/i386-common.c
848 (OPTION_MASK_ISA_FXSR_SET): New.
849 (OPTION_MASK_ISA_XSAVE_SET): Likewise.
850 (OPTION_MASK_ISA_XSAVEOPT_SET): Likewise.
851 (ix86_handle_option): Handle mfxsr, mxsave, mxsaveopt options.
852 * config.gcc (i[34567]86-*-*): Add fxsrintrin.h,
853 xsaveintrin.h, xsaveoptintrin.h.
854 (x86_64-*-*): Likewise.
855 * config/i386/fxsrintrin.h: New header.
856 * config/i386/xsaveintrin.h: Likewise.
857 * config/i386/xsaveoptintrin.h: Likewise.
858 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
859 FXSR/XSAVE/XSAVEOPT support.
860 * config/i386/i386-builtin-types.def
861 (VOID_FTYPE_PVOID_INT64): New function type.
862 * config/i386/i386-c.c: Define __FXSR__, __XSAVE__
863 and __XSAVEOPT__ if needed.
864 * config/i386/i386.c (ix86_target_string): Define -mfxsr,
865 -mxsave and -mxsaveopt options.
867 (PTA_XSAVE): Likewise.
868 (PTA_XSAVEOPT): Likewise.
869 (ix86_option_override_internal): Handle new option.
870 (processor_alias_table): Added PTA_FXSR, PTA_XSAVE, PTA_XSAVEOPT.
871 (ix86_valid_target_attribute_inner_p): Add OPT_mfxsr,
872 OPT_mxsave, OPT_mxsaveopt.
873 (ix86_builtins): Add IX86_BUILTIN_FXSAVE, IX86_BUILTIN_FXRSTOR,
874 IX86_BUILTIN_FXSAVE64, IX86_BUILTIN_XSAVE, IX86_BUILTIN_XSAVE64,
875 IX86_BUILTIN_XRSTOR, IX86_BUILTIN_XRSTOR64, IX86_BUILTIN_XSAVEOPT,
876 IX86_BUILTIN_XSAVEOPT64.
877 (ix86_expand_builtin): Handle these built-ins.
878 * config/i386/i386.h (TARGET_FXSR): New.
879 (TARGET_XSAVE): Likewise.
880 (TARGET_XSAVEOPT): Likewise.
881 * config/i386/i386.md (ANY_XSAVE): New int iterator.
882 (ANY_XSAVE64): Likewise.
883 (xsave): New int attribute.
884 (fxsave): New instruction.
885 (fxsave64): Likewise.
887 (fxrstor64): Likewise.
889 (<xsave>_rex64): Likewise.
891 (xrstor_rex64): Likewise.
892 (xrstor64): Likewise.
893 * config/i386/i386.opt (mfxsr): New.
895 (mxsaveopt): Likewise.
896 * config/i386/x86intrin.h: Include
897 xsaveintrin.h, fxsrintrin.h, xsaveoptintrin.h.
899 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
901 * config/avr/t-rtems: Revert previous commit.
903 2012-10-26 Richard Sandiford <rdsandiford@googlemail.com>
906 * Makefile.in (rtlanal.o): Add dependency on addresses.h.
907 * rtl.h (address_info): New structure.
908 (strip_address_mutations, decompose_address, decompose_lea_address)
909 (decompose_mem_address, update_address, get_index_scale)
910 (get_index_code): Declare.
911 * rtlanal.c: Include addresses.h.
912 (strip_address_mutations, must_be_base_p, must_be_index_p)
913 (set_address_segment, set_address_base, set_address_index)
914 (set_address_disp, decompose_incdec_address, decompose_automod_address)
915 (extract_plus_operands, baseness, decompose_normal_address)
916 (decompose_address, decompose_lea_address, decompose_mem_address)
917 (update_address, get_index_scale, get_index_code): New functions.
918 * lra-constraints.c (strip_subreg): New function.
919 (address, extract_loc_address_regs, extract_address_regs)
920 (get_index_scale): Delete.
921 (process_addr_reg): Apply strip_subreg to the location.
922 (uses_hard_regs_p): Use decompose_mem_address.
923 (valid_address_p, base_plus_disp_to_reg, can_add_disp_p)
924 (equiv_address_substitution): Take an address_info rather
925 than an address. Remove other arguments. Avoid using Pmode.
926 (process_address): Use decompose_mem_address and decompose_lea_address.
927 Update calls to above functions.
929 2012-10-26 Richard Sandiford <rdsandiford@googlemail.com>
931 * lra-constraints.c (process_address): Tighten arguments to
932 base_reg_class. Use simplify_gen_binary to generate PLUS rtxes.
934 2012-10-26 Richard Sandiford <rdsandiford@googlemail.com>
936 * lra-constraints.c (get_index_scale, can_add_disp_p): New functions.
937 (equiv_address_substitution): Use them.
939 2012-10-26 Richard Sandiford <rdsandiford@googlemail.com>
941 * lra-constraints.c (valid_address_p): New function, split out from...
942 (process_address): ...here.
944 2012-10-26 Richard Sandiford <rdsandiford@googlemail.com>
946 * lra-constraints.c (process_address): Describe the kinds of address
949 2012-10-25 Vladimir Makarov <vmakarov@redhat.com>
951 * lra-int.h (lra_assert): Redefine it gcc_checking_assert.
952 * lra-constraints.c (check_and_process_move): Remove #if
953 ENABLE_ASSERT_CHECKING.
955 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
957 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
959 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
961 2012-10-25 David S. Miller <davem@davemloft.net>
963 * config/sparc/constraints.md ("U"): Delete.
964 * config/sparc/sparc.md: Use 'r' constraint instead of 'U'.
965 * config/sparc/sync.md: Likewise.
967 2012-10-25 Lawrence Crowl <crowl@google.com>
969 * hash-table.h: Add usage documentation.
970 (template struct typed_free_remove): Clarify documentation.
971 Rename template parameter.
972 (struct typed_noop_remove): Likewise.
973 (descriptor concept): Change typedef T to value_type.
974 Add typedef compare_type. Use more precise template parameter name,
975 Descriptor instead of Descr. Update users to match.
976 (struct hash_table): Change 'find' parameters to use compare_type
977 instead of the value type.
979 2012-10-25 Jan Hubicka <jh@suse.cz>
981 * ipa-cp.c (ipcp_discover_new_direct_edges): If something was turned
982 to direct call update the summary.
983 * ipa-inline-transform.c (inline_call): Sanity check that summaries
984 match the predicted effect; fix updating of summary after edge
986 * ipa-inline-analysis.c (inline_node_duplication_hook): Do not try
987 to update the summary and recompute it instead.
988 (estimate_function_body_sizes): Fix self size estimation; double
989 check that it agrees with inline_update_overall_summary.
990 (estimate_edge_size_and_time): Handle devirtualizaiton costs.
991 (estimate_edge_devirt_benefit): Update to be called from
992 estimate_edge_size_and_time.
993 (estimate_calls_size_and_time): Update.
994 (estimate_node_size_and_time): Watch overflows.
995 (inline_merge_summary): Likewise.
996 * ipa-prob.c: Include ipa-inline.h
997 (ipa_make_edge_direct_to_target): After redirection update the summary.
999 2012-10-25 Cary Coutant <ccoutant@google.com>
1002 * dwarf2out.c (prune_unused_types_prune): Check whether DIE is
1003 already a declaration.
1005 2012-10-25 Vladimir Makarov <vmakarov@redhat.com>
1007 * lra-assigns.c (assign_by_spills): Add non-reload pseudos
1008 assigned to hard register to changed_pseudo_bitmap.
1010 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1012 * config.gcc (microblaze*-*-rtems*): New target.
1013 * config/microblaze/rtems.h: New.
1014 * config/microblaze/t-rtems: New.
1016 2012-10-25 Jan Hubicka <jh@suse.cz>
1018 PR tree-optimize/54980
1019 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Fix obvious typo.
1020 (loop_edge_to_cancel): Be sure that the edge is from an conditional
1021 so we can cancel it.
1023 2012-10-25 Marc Glisse <marc.glisse@inria.fr>
1026 * tree.c (signed_or_unsigned_type_for): Handle vectors.
1028 2012-10-25 Jan Hubicka <jh@suse.cz>
1030 * ipa-inline.c (recursive_inlining): Redirect to master
1031 clone before testing profitability.
1033 2012-10-25 Richard Biener <rguenther@suse.de>
1035 PR tree-optimization/54902
1036 * tree-ssa-pre.c (fini_eliminate): Return TODO.
1038 (execute_fre): Likewise.
1039 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1040 blocks before computing dominators.
1042 2012-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1044 * expr.c (emit_block_move_via_loop): Use simplify_gen_binary
1045 rather than gen_rtx_PLUS.
1047 2012-10-24 Vladimir Makarov <vmakarov@redhat.com>
1051 * ira.c (setup_reg_renumber): Fix assert.
1052 * ira-emit.c (emit_move_list): Update equivalences only for LRA.
1054 2012-10-24 Vladimir Makarov <vmakarov@redhat.com>
1057 * lra.c: Rename loc to sloc and loc_t to sloc_t.
1059 2012-10-24 Sharad Singhai <singhai@google.com>
1061 * config/rs6000/rs6000.c (rs6000_density_test): Use dump_enabled_p
1062 instead of dump_kind_p.
1064 2012-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1067 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc):
1068 Use diagnostic_append_note.
1069 * diagnostic.c (diagnostic_build_prefix): Make diagnostic const.
1070 (default_diagnostic_finalizer): Do not destroy prefix here.
1071 (diagnostic_report_diagnostic): Destroy it here.
1072 (diagnostic_append_note): New.
1073 * diagnostic.h (diagnostic_append_note): Declare.
1075 2012-10-24 Vladimir Makarov <vmakarov@redhat.com>
1077 PR rtl-optimization/55055
1078 * lra-spills.c (alter_subregs): New function.
1079 (lra_hard_reg_substitution): Use it.
1081 2012-10-24 Sharad Singhai <singhai@google.com>
1083 * dumpfile.c (dump_enabled_p): Make it inline and move the definition
1085 (dump_kind_p): Deleted. Functionality replaced by dump_enabled_p.
1086 Make alt_dump_file extern.
1087 * dumpfile.h (dump_enabled_p): Move inline definition here.
1088 (dump_kind_p): Delete declaration.
1089 Add extern declaration of alt_dump_file.
1090 * toplev.c: Move dump_file and dump_file_name to dumpfile.c.
1091 * tree-vect-loop-manip.c: Replace all uses of dump_kind_p with
1093 * tree-vectorizer.c: Likewise.
1094 * tree-vect-loop.c: Likewise.
1095 * tree-vect-data-refs.c: Likewise.
1096 * tree-vect-patterns.c: Likewise.
1097 * tree-vect-stmts.c: Likewise.
1098 * tree-vect-slp.c: Likewise.
1100 2012-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1102 * expmed.c (lowpart_bit_field_p): Add missing == 0 check.
1104 2012-10-24 Vladimir Makarov <vmakarov@redhat.com>
1107 * lra-constraints.c (extract_loc_address_regs): Pass top_p for
1108 ZERO_EXTEND operand.
1110 2012-10-24 Vladimir Makarov <vmakarov@redhat.com>
1113 * lra-constraints.c (update_ebb_live_info): Skip
1114 non-NOTE_INSN_BASIC_BLOCK notes.
1116 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1118 PR rtl-optimization/55010
1119 * cse.c (fold_rtx) <RTX_COMPARE>: Call copy_rtx on folded_arg{0,1}
1120 before passing it to simplify_relational_operation.
1123 * gimple.h (is_gimple_sizepos): New inline function.
1124 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1125 final assignment to expr variable.
1126 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1127 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1128 into a local temporary.
1130 2012-10-23 David S. Miller <davem@davemloft.net>
1132 * config/sparc/constraints.md ("T", "W"): Change
1133 definitions to use define_memory_constraint. Do not match 'reg'.
1134 * config/sparc/sparc.c (memory_ok_for_ldd): Remove all non-MEM
1135 handling code, update comment.
1137 2012-10-23 Ian Lance Taylor <iant@google.com>
1139 * doc/extend.texi (Extended Asm): The '+' constraint does not
1142 2012-10-23 Jeff Law <law@redhat.com>
1144 * tree-ssa-threadedge.c (thread_across_edge): Remove unused
1145 parameter in call to cond_arg_set_in_bb.
1147 * tree-ssa-threadedge.c (cond_arg_set_in_bb): Remove unused
1150 PR tree-optimization/54985
1151 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1152 from thread_across_edge.
1153 (thread_across_edge): Use it in all cases where we might thread
1156 2012-10-23 Vladimir Makarov <vmakarov@redhat.com>
1158 * lra-constraints.c (update_ebb_live_info): Process empty blocks.
1160 2012-10-23 Richard Sandiford <rdsandiford@googlemail.com>
1162 * expmed.c (store_split_bit_field): Update the calls to
1163 extract_fixed_bit_field. In the big-endian case, always
1164 use the mode of OP0 to count the number of significant bits.
1165 (extract_bit_field_1): Remove unit, offset, bitpos and
1166 byte_offset from the outermost scope. Express conditions in terms
1167 of bitnum rather than offset, bitpos and byte_offset. Move the
1168 computation of MODE1 to the block that needs it. Use MODE unless
1169 the TMODE-based mode_for_size calculation succeeds. Split the
1170 plain move cases into two, one for memory accesses and one for
1171 register accesses. Generalize the memory case, freeing it from
1172 the old register-based endian checks. Move the INT_MODE calculation
1173 above the code that needs it. Use simplify_gen_subreg to handle
1174 multiword OP0s. If the field still spans several words, pass it
1175 directly to extract_split_bit_field. Assume after that point
1176 that both targets and register sources fit within a word.
1177 Replace x-prefixed variables with non-prefixed forms.
1178 Compute the bitpos for ext(z)v register operands directly in the
1179 chosen unit size, rather than going through an intermediate
1180 BITS_PER_WORD unit size. Simplify the containment check
1181 used when forcing OP0 into a register. Update the call to
1182 extract_fixed_bit_field.
1183 (extract_fixed_bit_field): Replace the bitpos and offset parameters
1184 with a single bitnum parameter, of the same form as extract_bit_field.
1185 Assume that OP0 contains the full field. Simplify the memory offset
1186 calculation and containment check for volatile bitfields. Make the
1187 offset explicit when volatile bitfields force a misaligned access.
1188 Remove WARNED and fix long lines. Assert that the processed OP0
1189 has an integral mode.
1190 (store_split_bit_field): Update the call to store_fixed_bit_field.
1192 2012-10-23 Richard Sandiford <rdsandiford@googlemail.com>
1194 * expmed.c (lowpart_bit_field_p): New function.
1195 (store_bit_field_1): Remove unit, offset, bitpos and byte_offset
1196 from the outermost scope. Express conditions in terms of bitnum
1197 rather than offset, bitpos and byte_offset. Split the plain move
1198 cases into two, one for memory accesses and one for register accesses.
1199 Allow simplify_gen_subreg to fail rather than calling validate_subreg.
1200 Move the handling of multiword OP0s after the code that coerces VALUE
1201 to an integer mode. Use simplify_gen_subreg for this case and assert
1202 that it succeeds. If the field still spans several words, pass it
1203 directly to store_split_bit_field. Assume after that point that
1204 both sources and register targets fit within a word. Replace
1205 x-prefixed variables with non-prefixed forms. Compute the bitpos
1206 for insv register operands directly in the chosen unit size, rather
1207 than going through an intermediate BITS_PER_WORD unit size.
1208 Update the call to store_fixed_bit_field.
1209 (store_fixed_bit_field): Replace the bitpos and offset parameters
1210 with a single bitnum parameter, of the same form as store_bit_field.
1211 Assume that OP0 contains the full field. Simplify the memory offset
1212 calculation. Assert that the processed OP0 has an integral mode.
1213 (store_split_bit_field): Update the call to store_fixed_bit_field.
1215 2012-10-23 Paul Koning <ni1d@arrl.net>
1218 * dwarf2out.c (prune_unused_types_prune): If pruning a class and
1219 not all its children were marked, add DW_AT_declaration flag.
1221 2012-10-23 Ian Bolton <ian.bolton@arm.com>
1222 James Greenhalgh <james.greenhalgh@arm.com>
1223 Jim MacArthur <jim.macarthur@arm.com>
1224 Marcus Shawcroft <marcus.shawcroft@arm.com>
1225 Nigel Stephens <nigel.stephens@arm.com>
1226 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1227 Richard Earnshaw <rearnsha@arm.com>
1228 Sofiane Naci <sofiane.naci@arm.com>
1229 Stephen Thomas <stephen.thomas@arm.com>
1230 Tejas Belagod <tejas.belagod@arm.com>
1231 Yufeng Zhang <yufeng.zhang@arm.com>
1233 * config.gcc: Add AArch64.
1234 * configure.ac: Add AArch64 TLS support detection.
1235 * configure: Regenerate.
1237 2012-10-23 Ian Bolton <ian.bolton@arm.com>
1238 James Greenhalgh <james.greenhalgh@arm.com>
1239 Jim MacArthur <jim.macarthur@arm.com>
1240 Chris Schlumberger-Socha <chris.schlumberger-socha@arm.com>
1241 Marcus Shawcroft <marcus.shawcroft@arm.com>
1242 Nigel Stephens <nigel.stephens@arm.com>
1243 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1244 Richard Earnshaw <rearnsha@arm.com>
1245 Sofiane Naci <sofiane.naci@arm.com>
1246 Stephen Thomas <stephen.thomas@arm.com>
1247 Tejas Belagod <tejas.belagod@arm.com>
1248 Yufeng Zhang <yufeng.zhang@arm.com>
1250 * doc/invoke.texi (AArch64 Options): New.
1251 * doc/md.texi (Machine Constraints): Add AArch64.
1253 2012-10-23 Ian Bolton <ian.bolton@arm.com>
1254 James Greenhalgh <james.greenhalgh@arm.com>
1255 Jim MacArthur <jim.macarthur@arm.com>
1256 Chris Schlumberger-Socha <chris.schlumberger-socha@arm.com>
1257 Marcus Shawcroft <marcus.shawcroft@arm.com>
1258 Nigel Stephens <nigel.stephens@arm.com>
1259 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1260 Richard Earnshaw <rearnsha@arm.com>
1261 Sofiane Naci <sofiane.naci@arm.com>
1262 Stephen Thomas <stephen.thomas@arm.com>
1263 Tejas Belagod <tejas.belagod@arm.com>
1264 Yufeng Zhang <yufeng.zhang@arm.com>
1266 * common/config/aarch64/aarch64-common.c: New file.
1267 * config/aarch64/aarch64-arches.def: New file.
1268 * config/aarch64/aarch64-builtins.c: New file.
1269 * config/aarch64/aarch64-cores.def: New file.
1270 * config/aarch64/aarch64-elf-raw.h: New file.
1271 * config/aarch64/aarch64-elf.h: New file.
1272 * config/aarch64/aarch64-generic.md: New file.
1273 * config/aarch64/aarch64-linux.h: New file.
1274 * config/aarch64/aarch64-modes.def: New file.
1275 * config/aarch64/aarch64-option-extensions.def: New file.
1276 * config/aarch64/aarch64-opts.h: New file.
1277 * config/aarch64/aarch64-protos.h: New file.
1278 * config/aarch64/aarch64-simd.md: New file.
1279 * config/aarch64/aarch64-tune.md: New file.
1280 * config/aarch64/aarch64.c: New file.
1281 * config/aarch64/aarch64.h: New file.
1282 * config/aarch64/aarch64.md: New file.
1283 * config/aarch64/aarch64.opt: New file.
1284 * config/aarch64/arm_neon.h: New file.
1285 * config/aarch64/constraints.md: New file.
1286 * config/aarch64/gentune.sh: New file.
1287 * config/aarch64/iterators.md: New file.
1288 * config/aarch64/large.md: New file.
1289 * config/aarch64/predicates.md: New file.
1290 * config/aarch64/small.md: New file.
1291 * config/aarch64/sync.md: New file.
1292 * config/aarch64/t-aarch64-linux: New file.
1293 * config/aarch64/t-aarch64: New file.
1295 2012-10-23 Michael Matz <matz@suse.de>
1297 * tree-ssa-operands.h (struct def_optype_d, def_optype_p): Remove.
1298 (ssa_operands.free_defs): Remove.
1299 (DEF_OP_PTR, DEF_OP): Remove.
1300 (struct ssa_operand_iterator_d): Remove 'defs', add 'flags' members,
1301 rename 'phi_stmt' to 'stmt', 'phi_i' to 'i' and 'num_phi' to 'numops'.
1302 * gimple.h (gimple_statement_with_ops.def_ops): Remove.
1303 (gimple_def_ops, gimple_set_def_ops): Remove.
1304 (gimple_vdef_op): Don't take const gimple, adjust.
1305 (gimple_asm_input_op, gimple_asm_input_op_ptr,
1306 gimple_asm_set_input_op, gimple_asm_output_op,
1307 gimple_asm_output_op_ptr, gimple_asm_set_output_op): Adjust asserts,
1308 and rewrite to move def operands to front.
1309 (gimple_asm_clobber_op, gimple_asm_set_clobber_op,
1310 gimple_asm_label_op, gimple_asm_set_label_op): Correct asserts.
1311 * tree-ssa-operands.c (build_defs): Remove.
1312 (init_ssa_operands): Don't initialize it.
1313 (fini_ssa_operands): Don't free it.
1314 (cleanup_build_arrays): Don't truncate it.
1315 (finalize_ssa_stmt_operands): Don't assert on it.
1316 (alloc_def, add_def_op, append_def): Remove.
1317 (finalize_ssa_defs): Remove building of def_ops list.
1318 (finalize_ssa_uses): Don't mark for SSA renaming here, ...
1319 (add_stmt_operand): ... but here, don't call append_def.
1320 (get_indirect_ref_operands): Remove recurse_on_base argument.
1321 (get_expr_operands): Adjust call to get_indirect_ref_operands.
1322 (verify_ssa_operands): Don't check def operands.
1323 (free_stmt_operands): Don't free def operands.
1324 * gimple.c (gimple_copy): Don't clear def operands.
1325 * tree-flow-inline.h (op_iter_next_use): Adjust to explicitely
1327 (op_iter_next_tree, op_iter_next_def): Ditto.
1328 (clear_and_done_ssa_iter): Clear new fields.
1329 (op_iter_init): Adjust to setup new iterator structure.
1330 (op_iter_init_phiuse): Adjust.
1332 2012-10-23 Greta Yorsh <Greta.Yorsh@arm.com>
1334 * config/arm/arm.c (offset_ok_for_ldrd_strd): Return false for Thumb1.
1336 2012-10-23 Vladimir Makarov <vmakarov@redhat.com>
1338 * dbxout.c (dbxout_symbol_location): Pass new argument to alter_subreg.
1339 * dwarf2out.c: Include ira.h and lra.h.
1340 (based_loc_descr, compute_frame_pointer_to_fb_displacement): Use
1341 lra_eliminate_regs for LRA instead of eliminate_regs.
1342 * expr.c (emit_move_insn_1): Pass an additional argument to
1343 emit_move_via_integer. Use emit_move_via_integer for LRA only if
1344 the insn is recognized.
1345 * emit-rtl.c (gen_rtx_REG): Add lra_in_progress.
1346 (validate_subreg): Don't check offset for LRA and floating point modes.
1347 * final.c (final_scan_insn, cleanup_subreg_operands): Pass new
1348 argument to alter_subreg.
1349 (walk_alter_subreg, output_operand): Ditto.
1350 (alter_subreg): Add new argument.
1351 * gcse.c (calculate_bb_reg_pressure): Add parameter to
1352 ira_setup_eliminable_regset call.
1353 * ira.c: Include lra.h.
1354 (ira_init_once, ira_init, ira_finish_once): Call lra_start_once,
1355 lra_init, lra_finish_once in anyway.
1356 (ira_setup_eliminable_regset): Add parameter. Remove need_fp.
1357 Call lra_init_elimination and mark HARD_FRAME_POINTER_REGNUM as
1358 living forever if frame_pointer_needed.
1359 (setup_reg_class_relations): Set up ira_reg_class_subset.
1360 (ira_reg_equiv_invariant_p, ira_reg_equiv_const): Remove.
1361 (find_reg_equiv_invariant_const): Ditto.
1362 (setup_reg_renumber): Use ira_equiv_no_lvalue_p instead of
1363 ira_reg_equiv_invariant_p. Skip caps for LRA.
1364 (setup_reg_equiv_init, ira_update_equiv_info_by_shuffle_insn): New
1366 (ira_reg_equiv_len, ira_reg_equiv): New externals.
1367 (ira_reg_equiv): New.
1368 (ira_expand_reg_equiv, init_reg_equiv, finish_reg_equiv): New
1370 (no_equiv, update_equiv_regs): Use ira_reg_equiv instead of
1372 (setup_reg_equiv): New function.
1373 (ira_use_lra_p): New global.
1374 (ira): Set up lra_simple_p and ira_conflicts_p. Set up and
1375 restore flag_caller_saves and flag_ira_region. Move
1376 initialization of ira_obstack and ira_bitmap_obstack upper. Call
1377 init_reg_equiv, setup_reg_equiv, and setup_reg_equiv_init instead
1378 of initialization of ira_reg_equiv_len, ira_reg_equiv_invariant_p,
1379 and ira_reg_equiv_const. Call ira_setup_eliminable_regset with a
1380 new argument. Don't flatten IRA IRA for LRA. Don't reassign
1381 conflict allocnos for LRA. Call finish_reg_equiv.
1382 (do_reload): Prepare code for LRA call. Call LRA.
1383 * ira.h (ira_use_lra_p): New external.
1384 (struct target_ira): Add members x_ira_class_subset_p
1385 x_ira_reg_class_subset, and x_ira_reg_classes_intersect_p.
1386 (ira_class_subset_p, ira_reg_class_subset): New macros.
1387 (ira_reg_classes_intersect_p): New macro.
1388 (struct ira_reg_equiv): New.
1389 (ira_setup_eliminable_regset): Add an argument.
1390 (ira_expand_reg_equiv, ira_update_equiv_info_by_shuffle_insn): New
1392 * ira-color.c (color_pass, move_spill_restore, coalesce_allocnos):
1393 Use ira_equiv_no_lvalue_p.
1394 (coalesce_spill_slots, ira_sort_regnos_for_alter_reg): Ditto.
1395 * ira-emit.c (ira_create_new_reg): Call ira_expand_reg_equiv.
1396 (generate_edge_moves, change_loop) Use ira_equiv_no_lvalue_p.
1397 (emit_move_list): Simplify code. Call
1398 ira_update_equiv_info_by_shuffle_insn. Use ira_reg_equiv instead
1399 of ira_reg_equiv_invariant_p and ira_reg_equiv_const. Change assert.
1400 * ira-int.h (struct target_ira_int): Remove x_ira_class_subset_p
1401 and x_ira_reg_classes_intersect_p.
1402 (ira_class_subset_p, ira_reg_classes_intersect_p): Remove.
1403 (ira_reg_equiv_len, ira_reg_equiv_invariant_p): Ditto.
1404 (ira_reg_equiv_const): Ditto.
1405 (ira_equiv_no_lvalue_p): New function.
1406 * jump.c (true_regnum): Always use hard_regno for subreg_get_info
1407 when lra is in progress.
1408 * haifa-sched.c (sched_init): Pass new argument to
1409 ira_setup_eliminable_regset.
1410 * loop-invariant.c (calculate_loop_reg_pressure): Pass new
1411 argument to ira_setup_eliminable_regset.
1415 * lra-assigns.c: Ditto.
1416 * lra-constraints.c: Ditto.
1417 * lra-coalesce.c: Ditto.
1418 * lra-eliminations.c: Ditto.
1419 * lra-lives.c: Ditto.
1420 * lra-spills.c: Ditto.
1421 * Makefile.in (LRA_INT_H): New.
1422 (OBJS): Add lra.o, lra-assigns.o, lra-coalesce.o, lra-constraints.o,
1423 lra-eliminations.o, lra-lives.o, and lra-spills.o.
1424 (dwarf2out.o): Add dependence on ira.h and lra.h.
1425 (ira.o): Add dependence on lra.h.
1426 (lra.o, lra-assigns.o, lra-coalesce.o, lra-constraints.o): New entries.
1427 (lra-eliminations.o, lra-lives.o, lra-spills.o): Ditto.
1428 * output.h (alter_subreg): Add new argument.
1429 * rtlanal.c (simplify_subreg_regno): Permit mode changes for LRA.
1430 Permit ARG_POINTER_REGNUM and STACK_POINTER_REGNUM for LRA.
1431 * recog.c (general_operand, register_operand): Accept paradoxical
1432 FLOAT_MODE subregs for LRA.
1433 (scratch_operand): Accept pseudos for LRA.
1434 * rtl.h (lra_in_progress): New external.
1435 (debug_bb_n_slim, debug_bb_slim, print_value_slim): New prototypes.
1436 (debug_rtl_slim, debug_insn_slim): Ditto.
1437 * sdbout.c (sdbout_symbol): Pass new argument to alter_subreg.
1438 * sched-vis.c (print_value_slim): New.
1439 * target.def (lra_p): New hook.
1440 (register_priority): Ditto.
1441 (different_addr_displacement_p): Ditto.
1442 (spill_class): Ditto.
1443 * target-globals.h (this_target_lra_int): New external.
1444 (target_globals): New member lra_int.
1445 (restore_target_globals): Restore this_target_lra_int.
1446 * target-globals.c: Include lra-int.h.
1447 (default_target_globals): Add &default_target_lra_int.
1448 * targhooks.c (default_lra_p): New function.
1449 (default_register_priority): Ditto.
1450 (default_different_addr_displacement_p): Ditto.
1451 * targhooks.h (default_lra_p): Declare.
1452 (default_register_priority): Ditto.
1453 (default_different_addr_displacement_p): Ditto.
1454 * timevar.def (TV_LRA, TV_LRA_ELIMINATE, TV_LRA_INHERITANCE): New.
1455 (TV_LRA_CREATE_LIVE_RANGES, TV_LRA_ASSIGN, TV_LRA_COALESCE): New.
1456 * config/arm/arm.c (load_multiple_sequence): Pass new argument to
1458 (store_multiple_sequence): Ditto.
1459 * config/i386/i386.h (enum ix86_tune_indices): Add
1460 X86_TUNE_GENERAL_REGS_SSE_SPILL.
1461 (TARGET_GENERAL_REGS_SSE_SPILL): New macro.
1462 * config/i386/i386.c (initial_ix86_tune_features): Set up
1463 X86_TUNE_GENERAL_REGS_SSE_SPILL for m_COREI7 and m_CORE2I7.
1464 (ix86_lra_p, ix86_register_priority): New functions.
1465 (ix86_secondary_reload): Add NON_Q_REGS, SIREG, DIREG.
1466 (inline_secondary_memory_needed): Change assert.
1467 (ix86_spill_class): New function.
1468 (TARGET_LRA_P, TARGET_REGISTER_BANK, TARGET_SPILL_CLASS): New macros.
1469 * config/m68k/m68k.c (emit_move_sequence): Pass new argument to
1471 * config/m32r/m32r.c (gen_split_move_double): Ditto.
1472 * config/pa/pa.c (pa_emit_move_sequence): Ditto.
1473 * config/sh/sh.md: Ditto.
1474 * config/v850/v850.c (v850_reorg): Ditto.
1475 * config/xtensa/xtensa.c (fixup_subreg_mem): Ditto.
1476 * doc/md.texi: Add new interpretation of hint * for LRA.
1477 * doc/passes.texi: Describe LRA pass.
1478 * doc/tm.texi.in: Add TARGET_LRA_P, TARGET_REGISTER_PRIORITY,
1479 TARGET_DIFFERENT_ADDR_DISPLACEMENT_P, and TARGET_SPILL_CLASS.
1480 * doc/tm.texi: Update.
1482 2012-10-23 Jan Hubicka <jh@suse.cz>
1484 * loop-unroll.c (decide_peel_simple): Simple peeling makes sense even
1485 with simple loops; bound number of branches only when FDO is not
1487 (decide_unroll_stupid): Mention that num_loop_branches heuristics
1490 2012-10-23 Nick Clifton <nickc@redhat.com>
1493 * config/iq2000/iq2000.c (iq2000_function_arg_advance): Suppress
1494 compile time warning about pointer printing.
1496 2012-10-23 Joseph Myers <joseph@codesourcery.com>
1498 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
1499 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu): Use
1500 glibc-c.o in c_target_objs and cxx_target_objs. Use t-glibc in
1501 tmake_file. Set target_has_targetcm.
1502 (tilegx-*-linux*, tilepro-*-linux*): Append to c_target_objs and
1503 cxx_target_objs rather than overriding previous value.
1504 * config/glibc-c.c, config/t-glibc: New.
1505 * doc/tm.texi.in (TARGET_C_PREINCLUDE): New @hook.
1506 * doc/tm.texi: Regenerate.
1507 * hooks.c (hook_constcharptr_void_null): New.
1508 * hooks.h (hook_constcharptr_void_null): Declare.
1510 2012-10-23 Eric Botcazou <ebotcazou@adacore.com>
1512 * config/mips/linux-common.h (STACK_CHECK_STATIC_BUILTIN): Define.
1513 (STACK_CHECK_PROTECT): Likewise.
1514 * config/mips/mips.h (MIPS_PROLOGUE_TEMP2_REGNUM): Likewise.
1515 (MIPS_PROLOGUE_TEMP2): Likewise.
1516 * config/mips/mips-protos.h (mips_output_probe_stack_range): Declare.
1517 * config/mips/mips.c: Include common/common-target.h.
1518 (mips_emit_probe_stack_range): New function.
1519 (mips_output_probe_stack_range): Likewise.
1520 (mips_expand_prologue): Invoke mips_emit_probe_stack_range if static
1521 builtin stack checking is enabled.
1522 * config/mips/mips.md (UNSPEC_PROBE_STACK_RANGE): New constant.
1523 (probe_stack_range_<P:mode>): New insn.
1525 2012-10-23 Marc Glisse <marc.glisse@inria.fr>
1527 * tree-ssa-forwprop.c (forward_propagate_into_cond): Handle vectors.
1528 * fold-const.c (fold_relational_const): Handle VECTOR_CST.
1529 * doc/generic.texi (VEC_COND_EXPR): Document current policy.
1531 2012-10-23 Jan Hubicka <jh@suse.cz>
1534 * tree-ssa-loop-niter.c (record_estimate): Do not try to lower
1535 the bound of non-is_exit statements.
1536 (maybe_lower_iteration_bound): Do it here.
1537 (estimate_numbers_of_iterations_loop): Call it.
1539 2012-10-23 Jan Hubicka <jh@suse.cz>
1542 * cfgloopmanip.c (fix_bb_placements): Add loop_closed_ssa_invalidated;
1543 track basic blocks that moved out of their loops.
1545 (remove_path): Update.
1546 (fix_loop_placements): Update.
1547 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Add
1548 loop_closed_ssa_invalidated parameter; pass it around.
1549 (canonicalize_loop_induction_variables): Update loop closed
1551 (tree_unroll_loops_completely): Likewise; do irred update out of
1552 the outer loop; verify that SSA form is closed.
1553 * cfgloop.h (unrloop): Update.
1555 2012-10-23 Terry Guo <terry.guo@arm.com>
1558 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1561 2012-10-23 Hans-Peter Nilsson <hp@bitrange.com>
1565 * stmt.c (expand_nl_goto_receiver): Remove almost-copy of
1566 expand_builtin_setjmp_receiver.
1567 (expand_label): Adjust, call expand_builtin_setjmp_receiver
1568 with NULL for the label parameter.
1569 * builtins.c (expand_builtin_setjmp_receiver): Don't clobber
1570 the frame-pointer. Adjust comments.
1571 [HAVE_builtin_setjmp_receiver]: Emit builtin_setjmp_receiver
1572 only if LABEL is non-NULL.
1574 2012-10-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1576 PR tree-optimization/55008
1577 * gimple-ssa-strength-reduction.c (find_basis_for_candidate):
1578 Don't allow a candidate to be a basis for itself under another
1581 2012-10-22 Sharad Singhai <singhai@google.com>
1583 * dumpfile.c (dump_phase_enabled_p): Renamed dump_enabled_p. Update
1585 (dump_enabled_p): A new function to check if any of the dump files
1587 (dump_kind_p): Remove check for current_function_decl. Add check for
1588 dumpfile and alt_dump_file.
1589 * dumpfile.h: Add declaration of dump_enabled_p.
1591 2012-10-22 Richard Biener <rguenther@suse.de>
1594 * tree-streamer-in.c (unpack_ts_int_cst_value_fields): Remove
1597 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1599 * config/i386/i386.c (memory_address_length): Assert that non-null
1600 base or index RTXes are registers. Do not check for REG RTXes.
1601 Determine addr32 prefix using SImode_address_operand or
1602 from original base and index RTXes. Simplify code.
1604 2012-10-22 Richard Biener <rguenther@suse.de>
1606 PR tree-optimization/55011
1607 * tree-vrp.c (update_value_range): For invalid lattice transitions
1610 2012-10-22 Julian Brown <julian@codesourcery.com>
1612 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
1613 VFP D registers in big-endian mode.
1615 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1617 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1618 Note __AVR_<device>__ is not defined for cores.
1619 Don't point to --help=target.
1621 2012-10-22 Sameera Deshpande <sameera.deshpande@arm.com>
1622 Greta Yorsh <Greta.Yorsh@arm.com>
1624 * config/arm/arm.c (thumb2_emit_ldrd_pop): New function.
1625 (arm_expand_epilogue): Use the new function.
1627 2012-10-22 Sameera Deshpande <sameera.deshpande@arm.com>
1628 Greta Yorsh <Greta.Yorsh@arm.com>
1630 * config/arm/arm.c (thumb2_emit_strd_push): New function.
1631 (arm_expand_prologue): Use the new function.
1633 2012-10-22 Sameera Deshpande <sameera.deshpande@arm.com>
1634 Greta Yorsh <Greta.Yorsh@arm.com>
1636 * config/arm/arm-protos.h (offset_ok_for_ldrd_strd): New declaration.
1637 (operands_ok_ldrd_strd): Likewise.
1638 * config/arm/arm.c (offset_ok_for_ldrd_strd): New function.
1639 (operands_ok_ldrd_strd): Likewise.
1640 * config/arm/arm.md (thumb2_ldrd, thumb2_ldrd_base): New patterns.
1641 (thumb2_ldrd_base_neg): Likewise.
1642 (thumb2_strd, thumb2_strd_base, thumb_strd_base_neg): Likewise.
1643 * predicates.md (ldrd_strd_offset_operand): New predicate.
1644 * config/arm/constraints.md (Do): New constraint.
1646 2012-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1648 * config/mmix/mmix.md ("nonlocal_goto_receiver"): Refer to the
1649 frame-pointer as an operand.
1650 ("*nonlocal_goto_receiver_expanded"): Ditto. Use
1651 mmix_output_register_setting instead of naked output_asm_insn for
1652 the offset from the frame-pointer to the saved rO.
1653 * config/mmix/mmix.c (mmix_output_register_setting): Emit NEGU for
1655 * config/mmix/predicates.md ("frame_pointer_operand"): New.
1656 * config/mmix/constraints.md ("Yf"): New.
1658 * stmt.c (expand_nl_goto_receiver): Remove almost-copy of
1659 expand_builtin_setjmp_receiver.
1660 (expand_label): Adjust, call expand_builtin_setjmp_receiver
1661 with NULL for the label parameter.
1662 * builtins.c (expand_builtin_setjmp_receiver): Don't clobber
1663 the frame-pointer. Adjust comments.
1664 [HAVE_builtin_setjmp_receiver]: Emit builtin_setjmp_receiver
1665 only if LABEL is non-NULL.
1667 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1669 * config/i386/i386-protos.h (memory_address_length): Add new bool
1670 argument. Update all uses.
1671 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1672 add length of addr32 prefix based on mode of base or index register.
1673 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1674 addresses here. Update call to memory_address_length.
1675 (ix86_print_address_operand): Use SImode_address_operand predicate.
1676 * config/i386/predicates.md (SImode_address_operand): New.
1677 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1678 to calculate "mode" attribute. Use SImode_address_operand predicate
1679 instead of open-coding accepted RTX codes.
1681 2012-10-21 Joern Rennecke <joern.rennecke@embecosm.com>
1683 * rtl.def (ADDR_DIFF_VEC): Fix comment typo.
1685 2012-10-21 Eric Botcazou <ebotcazou@adacore.com>
1687 PR rtl-optimization/44194
1688 * calls.c (expand_call): Allow sibling calls in the PARALLEL case.
1690 2012-10-21 Tobias Burnus <burnus@net-b.de>
1693 * Makefile.in (TARGET_SYSTEM_ROOT_DEFINE): New.
1695 2012-10-21 Chung-Lin Tang <cltang@codesourcery.com>
1697 * config/xtensa/xtensa.c (xtensa_expand_builtin): Remove unused 'arg'
1700 2012-10-20 Eric Botcazou <ebotcazou@adacore.com>
1702 PR rtl-optimization/54315
1703 * calls.c (expand_call): Don't deal specifically with BLKmode values
1704 returned in naked registers.
1705 * expr.h (copy_blkmode_from_reg): Adjust prototype.
1706 * expr.c (copy_blkmode_from_reg): Rename first parameter into
1707 TARGET and make it required. Assert that SRCREG hasn't BLKmode.
1708 Add a couple of short-circuits for common cases and be prepared
1709 for sub-word registers.
1710 (expand_assignment): Call copy_blkmode_from_reg for BLKmode values
1711 returned in naked registers.
1712 (store_expr): Likewise.
1713 (store_field): Likewise.
1715 2012-10-20 Jan Hubicka <jh@suse.cz>
1717 * loop-unroll.c (decide_unroll_constant_iterations): Don't
1718 perform unrolling for loops with low iterations bounds or estimates.
1720 2012-10-20 Jan Hubicka <jh@suse.cz>
1722 * loop-iv.c (iv_number_of_iterations): Record the upper bound
1723 only if there are no further conditions on it.
1725 2012-10-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1729 * opts.c (finish_options): Remove explicit handling from here.
1731 2012-10-20 Joern Rennecke <joern.rennecke@embecosm.com>
1732 Richard Sandiford <rdsandiford@googlemail.com>
1734 * emit-rtl.c (copy_delay_slot_insn): New function.
1735 * emit-rtl.h (copy_delay_slot_insn): Declare.
1736 * reorg.c: Include "emit-rtl.h".
1737 (steal_delay_list_from_target): Use copy_delay_slot_insn.
1738 (fill_slots_from_thread, fill_simple_delay_slots): Likewise.
1740 * final.c (shorten_branches): When optimizing, start with small
1741 length and increase from there, and don't decrease lengths.
1743 2012-10-19 Jan Hubicka <jh@suse.cz>
1745 * builtins.def (BUILT_IN_UNREACHABLE): Make
1746 ATTR_CONST_NORETURN_NOTHROW_LEAF_LIST.
1747 * builtin-attrs.def (ATTR_CONST_NORETURN_NOTHROW_LEAF_LIST): Define.
1749 2012-10-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1750 Dominique Dhumieres <dominiq@lps.ens.fr>
1752 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Don't assume
1753 OPTION_MASK_STRICT_ALIGN is defined.
1754 (MASK_STRICT_ALIGN): If OPTION_MASK_STRICT_ALIGN is not defined,
1755 define this to 0 for the 3 ports that use it.
1757 * config/rs6000/rs6000.c (OPTION_MASK_STRICT_ALIGN): Don't do
1758 check for ports not having -mstrict-align here, move test to
1760 (MASK_STRICT_ALIGN): Likewise.
1761 (rs6000_debug_reg_global): Print out correct target flag words if
1764 2012-10-19 Marek Polacek <polacek@redhat.com>
1767 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1768 pointer/non-pointer comparison.
1770 2012-10-19 Greta Yorsh <Greta.Yorsh@arm.com>
1772 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1773 new effective target keyword arm_prefer_ldrd_strd.
1775 2012-10-19 Richard Guenther <rguenther@suse.de>
1777 PR tree-optimization/54981
1778 * tree-loop-distribution.c (ssa_name_has_uses_outside_loop_p):
1779 Do not consider debug stmts as uses.
1781 2012-10-19 Richard Biener <rguenther@suse.de>
1783 PR tree-optimization/54976
1784 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1785 Robustify against odd inner_mode inputs.
1787 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1790 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1791 sure the mode is correct when falling through from above cases.
1793 2012-10-19 Bin Cheng <bin.cheng@arm.com>
1795 * common.opt (flag_ira_hoist_pressure): New.
1796 * doc/invoke.texi (-fira-hoist-pressure): Describe.
1797 * ira-costs.c (ira_set_pseudo_classes): New parameter.
1798 * ira.h: Update copyright dates.
1799 (ira_set_pseudo_classes): Update prototype.
1800 * haifa-sched.c (sched_init): Update call.
1801 * ira.c (ira): Update call.
1802 * regmove.c: Update copyright dates.
1803 (regmove_optimize): Update call.
1804 * loop-invariant.c: Update copyright dates.
1805 (move_loop_invariants): Update call.
1806 * gcse.c: (struct bb_data): New structure.
1807 (BB_DATA): New macro.
1808 (curr_bb, curr_reg_pressure): New static variables.
1809 (should_hoist_expr_to_dom): Rename from hoist_expr_reaches_here_p.
1810 Change parameter expr_index to expr.
1811 New parameters pressure_class, nregs and hoisted_bbs.
1812 Use reg pressure to determine the distance expr can be hoisted.
1813 (hoist_code): Use reg pressure to direct the hoist process.
1814 (get_regno_pressure_class, get_pressure_class_and_nregs)
1815 (change_pressure, calculate_bb_reg_pressure): New.
1816 (one_code_hoisting_pass): Calculate register pressure. Allocate
1819 2012-10-19 Bin Cheng <bin.cheng@arm.com>
1821 * gcse.c: Update copyright dates.
1822 (hoist_expr_reaches_here_p): Change parameter type from char *
1825 2012-10-19 Sebastian Huber <sebastian.huber@embedded-brains.de>
1828 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
1829 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
1831 2012-10-19 Alan Modra <amodra@gmail.com>
1833 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1834 (HAVE_LD_LARGE_TOC): Likewise.
1835 * configure: Regenerate.
1837 2012-10-19 Alan Modra <amodra@gmail.com>
1839 * config/rs6000/predicates.md (splat_input_operand): Don't call
1840 input_operand for MEMs. Instead check for volatile and call
1841 memory_address_addr_space_p with modified mode.
1843 2012-10-18 Uros Bizjak <ubizjak@gmail.com>
1845 * config/i386/i386.md (rdpmc): Remove expander.
1848 (rdpmc): Rename from *rdpmc.
1849 (rdpmc_rex64): Rename from *rdpmc_rex64.
1850 (rdtsc): Rename from *rdtsc.
1851 (rdtsc_rex64): Rename from *rdtsc_rex64.
1852 (rdtscp): Rename from *rdtscp.
1853 (rdtscp_rex64): Rename from *rdtscp_rex64.
1855 * config/i386/i386.c (struct builtin_description bdesc_special_args)
1856 <IX86_BUILTIN_RDTSC>: Use CODE_FOR_NOTHING.
1857 <IX86_BUILTIN_RDTSCP>: Ditto.
1858 (struct builtin_description bdesc__args) <IX86_BUILTIN_RDPMC>: Ditto.
1859 (ix86_expand_builtin) <IX86_BUILTIN_{RDPMC,RDTSC,RDTSCP}>: Handle here.
1861 2012-10-18 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1863 * config/sh/sh.c: Fix comment to silence warning.
1865 2012-10-18 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1866 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1867 Sameera Deshpande <sameera.deshpande@arm.com>
1869 * config/arm/cortex-a15-neon.md: New file.
1870 * config/arm/cortex-a15.md (cortex_a15_call): Adjust reservation.
1871 (cortex_a15_load1): Likewise.
1872 (cortex_a15_load3): Likewise.
1873 (cortex_a15_store1): Likewise.
1874 (cortex_a15_store3): Likewise.
1875 (cortex-a15-neon.md): Include.
1877 2012-10-18 Segher Boessenkool <segher@kernel.crashing.org>
1879 * config/rs6000/altivec.md (altivec_lvsl, altivec_lvsr): Add mode.
1880 (altivec_vsumsws_nomode): Delete.
1881 (reduc_splus_<mode>, reduc_uplus_<mode>): Call gen_altivec_vsumsws
1882 instead of gen_altivec_vsumsws_nomode.
1883 (altivec_lvlx, altivec_lvlxl, altivec_lvrx, altivec_lvrxl): Add mode.
1884 * config/rs6000/rs6000.md (probe_stack): Rename to...
1885 (probe_stack_<mode>): ... this. Add mode. Change pattern to
1886 use std instead of stw when appropriate.
1887 (probe_stack): New expander.
1888 (move_from_CR_ov_bit): Add mode.
1889 (splitter for compare_plus_ne0_<mode>, splitter for
1890 compare_plus_ne0_<mode>_1): Remove constraints.
1891 * config/rs6000/sync.md (loadsync): Rename to...
1892 (loadsync_<mode>): ... this. Add mode.
1893 (atomic_load<mode>): Adjust.
1895 2012-10-18 Eric Botcazou <ebotcazou@adacore.com>
1897 * loop-invariant.c: Include target.h.
1898 (check_dependency): Return false for an uninitialized argument register
1899 that is likely to be spilled.
1900 * Makefile.in (loop-invariant.o): Add $(TARGET_H).
1902 2012-10-18 Eric Botcazou <ebotcazou@adacore.com>
1904 * except.c (sjlj_emit_function_enter): Remove unused variable.
1906 2012-10-18 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1907 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1909 * config/arm/arm.c (neon_builtin_data): Add vfma and vfms builtins.
1910 * config/arm/neon-docgen.ml (intrinsic_groups): Add
1911 fused-multiply-* groups.
1912 * config/neon-gen.ml (print_feature_test_start): New function.
1913 (print_feature_test_end): Likewise.
1914 (print_variant): Print feature test macros.
1915 * config/arm/neon-testgen.ml (emit_prologue): Allow different
1916 tests to require different effective targets.
1917 (effective_target): New function.
1918 (test_intrinsic): Specify correct effective targets.
1919 * config/arm/neon.md (fma<VCVTF:mode>4_intrinsic): New pattern.
1920 (fmsub<VCVTF:mode>4_intrinsic): Likewise.
1921 (neon_vfma<VCVFT:mode>): New expand.
1922 (neon_vfms<VCVFT:mode>): Likewise.
1923 * config/neon.ml (opcode): Add Vfma and Vfms.
1924 (features): Add Requires_feature.
1925 (ops): Add VFMA and VFMS intrinsics.
1926 * config/arm/arm_neon.h: Regenerate.
1927 * doc/arm-neon-intrinsics.texi: Likewise.
1929 2012-10-18 Richard Guenther <rguenther@suse.de>
1931 * lto-streamer.h (enum LTO_tags): Add LTO_integer_cst.
1932 * lto-streamer-in.c (lto_input_tree): Use it.
1933 * lto-streamer-out.c (lto_output_tree): Likewise, for
1934 !TREE_OVERFLOW integer constants only.
1935 * tree-streamer-in.c (unpack_ts_int_cst_value_fields): New function.
1936 (unpack_value_fields): Call it.
1937 (streamer_read_integer_cst): Simplify.
1938 * tree-streamer-out.c (pack_ts_int_cst_value_fields): New function.
1939 (streamer_pack_tree_bitfields): Call it.
1940 (streamer_write_integer_cst): Adjust.
1942 2012-10-18 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1943 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1945 * config.gcc: Add support for ARMv8 for arm*-*-* targets.
1946 * config/arm/arm-arches.def: Add armv8-a
1947 * config/arm/arm-fpus.def: Add fp-armv8, neon-fp-armv8,
1948 crypto-neon-fp-armv8. Add crypto field.
1949 * config/arm/arm-tables.opt: Regenerate.
1950 * config/arm/arm.c (FL_FOR_ARCH8A): Likewise.
1951 (arm_arch8): New global variable.
1952 (ARM_FPU): Add crypto parameter.
1953 (arm_option_override): Set arm_arch8, update comments.
1954 * config/arm/arm.h (TARGET_CRYPTO): New macro.
1955 (arm_fpu_desc): Add crypto field.
1956 (base_architecture): Add ARMv8 entry.
1957 (arm_arch8): New variable declaration.
1958 * config/arm/bpabi.h: ARMv8 supports BE8.
1959 * doc/invoke.texi: Document ARMv8 options.
1961 2012-10-17 Aldy Hernandez <aldyh@redhat.com>
1964 * trans-mem.c (diagnose_tm_1_op): Allow volatiles inside relaxed
1967 2012-10-17 Aldy Hernandez <aldyh@redhat.com>
1969 PR rtl-optimization/54900
1970 * ifcvt.c (noce_can_store_speculate_p): Call
1971 memory_must_be_modified_in_insn_p.
1972 * alias.c (memory_must_be_modified_in_insn_p): New.
1973 (set_dest_equal_p): New.
1974 * rtl.h (memory_must_be_modified_in_p): Protoize.
1976 2012-10-17 Michael Meissner <meissner@linux.vnet.ibm.com>
1978 * config/rs6000/rs6000.opt (rs6000_isa_flags): New flag word to
1979 replace target_flags that gives us 63 possible switches.
1980 (x_rs6000_isa_flags): Save area for rs6000_isa_flags.
1981 (x_rs6000_isa_flags_explicit): Save area for rs6000_isa_flags_explicit.
1982 (rs6000_target_flags_explicit): Delete in favor of
1983 x_rs6000_isa_flags_explicit.
1984 (-mpowerpc64): Change all switches that used to be in target_flags
1985 to now be in rs6000_isa_flags. In using rs6000_isa_flags, the
1986 options machinary will generate names of the form OPITON_<xxx>
1987 instead of TARGET_<xxx> and OPTION_MASK_<xxx> instead of MASK_<xxx>.
1988 (-mpowerpc-gpopt): Likewise.
1989 (-mpowerpc-gfxopt): Likewise.
1990 (-mmfcrf): Likewise.
1991 (-mpopcntb): Likewise.
1992 (-mfprnd): Likewise.
1994 (-mmfpgpr): Likewise.
1995 (-maltivec): Likewise.
1996 (-mhard-dfp): Likewise.
1997 (-mmulhw): Likewise.
1998 (-mdlmzb): Likewise.
1999 (-mmultiple): Likewise.
2000 (-mstring): Likewise.
2001 (-msoft-float): Likewise.
2002 (-mhard-float): Likewise.
2003 (-mpopcntd): Likewise.
2005 (-mno-update): Likewise.
2006 (-mupdate): Likewise.
2007 (-mrecip-precision): Likewise.
2008 (-mminimal-toc): Likewise.
2010 * config/rs6000/aix64.opt (-maix64): Likewise.
2011 (-maix32): Likewise.
2012 * config/rs6000/sysv4.opt (-mstrict-align): Likewise.
2013 (-mrelocatable): Likewise.
2014 (-mlittle-endian): Likewise.
2015 (-mlittle): Likewise.
2016 (-mbig-endian): LIkewise.
2021 * config/rs6000/darwin.opt (-m64): Likewise.
2024 * config/rs6000/rs6000-cpus.def (ISA_2_1_MASKS): Move the various
2025 masks used in rs6000.c here, since they are more logically in this
2026 file. Convert from being enums to just #defines, since the types
2027 of these masks is now HOST_WIDE_INT instead of int. For
2028 POWERPC_MASKS, add MASK_SOFT_FLOAT, since the only use case or'ed
2029 in the mask. Change the use in rs6000.c not to do the OR of
2031 (ISA_2_1_MASKS): Likewise.
2032 (ISA_2_2_MASKS): Likewise.
2033 (ISA_2_4_MASKS): Likewise.
2034 (ISA_2_5_MASKS_EMBEDDED): Likewise.
2035 (ISA_2_5_MASKS_SERVER): Likewise.
2036 (POWERPC_7400_MASK): Likewise.
2037 (POWERPC_MASKS): Likewise.
2038 * config/rs6000/rs6000.c (ISA_2_1_MASKS): Likewise.
2039 (ISA_2_1_MASKS): Likewise.
2040 (ISA_2_2_MASKS): Likewise.
2041 (ISA_2_4_MASKS): Likewise.
2042 (ISA_2_5_MASKS_EMBEDDED): Likewise.
2043 (ISA_2_5_MASKS_SERVER): Likewise.
2044 (POWERPC_7400_MASK): Likewise.
2045 (POWERPC_MASKS): Likewise.
2046 (rs6000_option_override_internal): Likewise.
2048 * config/rs6000/rs6000.c (darwin_rs6000_override_options): Change
2049 all uses of target_flags to rs6000_isa_flags. Change all uses of
2050 target_flags_explicit to rs6000_isa_flags_explicit. Change the
2051 use of MASK_<xxx> to OPTION_MASK_<xxx> that options.h defines when
2052 we use a secondary flags word. Save/restore/print the new flags
2053 word when switching contexts with different target attributes.
2054 (rs6000_option_override_internal): Likewise.
2055 (rs6000_darwin_file_start): Likewise.
2056 (rs6000_opt_masks): Likewise.
2057 (rs6000_inner_target_options): Likewise.
2058 (rs6000_pragma_target_parse): Likewise.
2059 (rs6000_set_current_function): Likewise.
2060 (rs6000_function_specific_save): Likewise.
2061 (rs6000_function_specific_restore): Likewise.
2062 (rs6000_function_specific_print): Likewise.
2063 (rs6000_can_inline_p): Likewise.
2064 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Likewise.
2065 (rs6000_cpu_cpp_builtins): Likewise.
2066 * common/config/rs6000/rs6000-driver.c (rs6000_handle_option):
2069 * config/rs6000/rs6000.h (MASK_ALTIVEC): In moving to using
2070 Var(...) for all of the isa switches, the options machinery now
2071 uses OPTION_MASK_<xxx> instead of MASK_<xxx> for the mask name.
2072 Use #define to map the old name into the new name. For switches
2073 that are defined in aix64.opt, sysv4.opt, and darwin.opt, only do
2074 the definition if those switches were defined.
2075 (MASK_ALTIVEC): Likewise.
2076 (MASK_CMPB): Likewise.
2077 (MASK_DFP): Likewise.
2078 (MASK_DLMZB): Likewise.
2079 (MASK_EABI): Likewise.
2080 (MASK_FPRND): Likewise.
2081 (MASK_HARD_FLOAT): Likewise.
2082 (MASK_ISEL): Likewise.
2083 (MASK_MFCRF): Likewise.
2084 (MASK_MFPGPR): Likewise.
2085 (MASK_MULHW): Likewise.
2086 (MASK_MULTIPLE): Likewise.
2087 (MASK_NO_UPDATE): Likewise.
2088 (MASK_POPCNTB): Likewise.
2089 (MASK_POPCNTD): Likewise.
2090 (MASK_PPC_GFXOPT): Likewise.
2091 (MASK_PPC_GPOPT): Likewise.
2092 (MASK_RECIP_PRECISION): Likewise.
2093 (MASK_SOFT_FLOAT): Likewise.
2094 (MASK_STRICT_ALIGN): Likewise.
2095 (MASK_STRING): Likewise.
2096 (MASK_UPDATE): Likewise.
2097 (MASK_VSX): Likewise.
2098 (MASK_POWERPC64): Likewise.
2099 (MASK_64BIT): Likewise.
2100 (MASK_RELOCATABLE): Likewise.
2101 (MASK_LITTLE_ENDIAN): Likewise.
2102 (MASK_MINIMAL_TOC): Likewise.
2103 (MASK_REGNAMES): Likewise.
2104 (MASK_PROTOTYPE): Likewise.
2105 (rs6000_isa_flags_explicit): Define in terms of the
2106 global_options_set structure.
2108 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS):
2109 Change use of target_flags to rs6000_isa_flags, target_flags_explicit
2110 to rs6000_isa_flags_explicit, and MASK_<xxx> to OPTION_MASK_<xxx>.
2111 * config/rs6000/aix51.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
2112 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
2113 * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
2114 * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
2115 * config/rs6000/freebsd64.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
2116 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2117 * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
2118 * config/rs6000/linux64.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
2119 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2120 (OPTION_LITTLE_ENDIAN): Likewise.
2121 (OPTION_RELOCATABLE): Likewise.
2122 (OPTION_EABI): Likewise.
2123 (OPTION_PROTOTYPE): Likewise.
2124 * config/rs6000/linux.h (RELOCATABLE_NEEDS_FIXUP): Likewise.
2125 * config/rs6000/option-defaults.h (OPTION_MASK_64BIT): Likewise.
2126 (OPT_ARCH32): Likewise.
2127 (OPT_ARCH64): Likewise.
2128 * config/rs6000/sysv4.h (TARGET_TOC): Likewise.
2129 (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
2130 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2131 (TARGET_OS_SYSV_CPP_BUILTINS): Likewise.
2133 * config/rs6000/t-rs6000 (rs6000.o): Add rs6000-cpus.def as a
2136 2012-10-17 Jan Hubicka <jh@suse.cz>
2138 * cfgloopmanip.c (copy_loop_info): New function.
2139 (duplicate_loop): Use it.
2140 (loop_version): Use it.
2141 * loop-unswitch.c (unswitch_loop): Use it.
2142 * cfgloop.h (copy_loop_info): Declare.
2144 2012-10-17 Jan Hubicka <jh@suse.cz>
2146 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Add edge_to_cancel
2147 parameter and use it to estimate code optimized out in the final
2149 (loop_edge_to_cancel): New function.
2150 (try_unroll_loop_completely): New IRRED_IVALIDATED parameter;
2151 handle unrolling loops with bounds given via max_loop_iteratins;
2152 handle unrolling non-inner loops when code size shrinks;
2153 tidy dump output; when the last iteration loop still stays
2154 as loop in the CFG forcongly redirect the latch to
2155 __builtin_unreachable.
2156 (canonicalize_loop_induction_variables): Add irred_invlaidated
2157 parameter; record niter bound derrived; dump
2158 max_loop_iterations bounds; call try_unroll_loop_completely
2159 even if no niter bound is given.
2160 (canonicalize_induction_variables): Handle irred_invalidated.
2161 (tree_unroll_loops_completely): Handle non-innermost loops;
2162 handle irred_invalidated.
2163 * cfgloop.h (unlop): Declare.
2164 * cfgloopmanip.c (unloop): Export.
2165 * tree.c (build_common_builtin_nodes): Build BULTIN_UNREACHABLE.
2167 2012-10-17 Michael Meissner <meissner@linux.vnet.ibm.com>
2169 * opth-gen.awk (TARGET_* generation): Always generate TARGET_<xxx>
2170 for Mask options, whether they use Var(...) or not.
2172 * config/linux-android.h (ANDROID_TARGET_OS_CPP_BUILTINS): Use
2173 TARGET_<xxx> instead of OPTION_<xxx>.
2174 * config/i386/i386.h (TARGET_64BIT): Likewise.
2175 (TARGET_MMX): Likewise.
2176 (TARGET_3DNOW): Likewise.
2177 (TARGET_3DNOW_A): Likewise.
2178 (TARGET_SSE): Likewise.
2179 (TARGET_SSE2): Likewise.
2180 (TARGET_SSE3): Likewise.
2181 (TARGET_SSSE3): Likewise.
2182 (TARGET_SSE4_1): Likewise.
2183 (TARGET_SSE4_2): Likewise.
2184 (TARGET_AVX): Likewise.
2185 (TARGET_AVX2): Likewise.
2186 (TARGET_FMA): Likewise.
2187 (TARGET_SSE4A): Likewise.
2188 (TARGET_FMA4): Likewise.
2189 (TARGET_XOP): Likewise.
2190 (TARGET_LWP): Likewise.
2191 (TARGET_ROUND): Likewise.
2192 (TARGET_ABM): Likewise.
2193 (TARGET_BMI): Likewise.
2194 (TARGET_BMI2): Likewise.
2195 (TARGET_LZCNT): Likewise.
2196 (TARGET_TBM): Likewise.
2197 (TARGET_POPCNT): Likewise.
2198 (TARGET_SAHF): Likewise.
2199 (TARGET_MOVBE): Likewise.
2200 (TARGET_CRC32): Likewise.
2201 (TARGET_AES): Likewise.
2202 (TARGET_PCLMUL): Likewise.
2203 (TARGET_CMPXCHG16B): Likewise.
2204 (TARGET_FSGSBASE): Likewise.
2205 (TARGET_RDRND): Likewise.
2206 (TARGET_F16C): Likewise.
2207 (TARGET_RTM ): Likewise.
2208 (TARGET_HLE): Likewise.
2209 (TARGET_RDSEED): Likewise.
2210 (TARGET_PRFCHW): Likewise.
2211 (TARGET_ADX): Likewise.
2212 (TARGET_64BIT): Likewise.
2213 (TARGET_MMX): Likewise.
2214 (TARGET_3DNOW): Likewise.
2215 (TARGET_3DNOW_A): Likewise.
2216 (TARGET_SSE): Likewise.
2217 (TARGET_SSE2): Likewise.
2218 (TARGET_SSE3): Likewise.
2219 (TARGET_SSSE3): Likewise.
2220 (TARGET_SSE4_1): Likewise.
2221 (TARGET_SSE4_2): Likewise.
2222 (TARGET_AVX): Likewise.
2223 (TARGET_AVX2): Likewise.
2224 (TARGET_FMA): Likewise.
2225 (TARGET_SSE4A): Likewise.
2226 (TARGET_FMA4): Likewise.
2227 (TARGET_XOP): Likewise.
2228 (TARGET_LWP): Likewise.
2229 (TARGET_ROUND): Likewise.
2230 (TARGET_ABM): Likewise.
2231 (TARGET_BMI): Likewise.
2232 (TARGET_BMI2): Likewise.
2233 (TARGET_LZCNT): Likewise.
2234 (TARGET_TBM): Likewise.
2235 (TARGET_POPCNT): Likewise.
2236 (TARGET_SAHF): Likewise.
2237 (TARGET_MOVBE): Likewise.
2238 (TARGET_CRC32): Likewise.
2239 (TARGET_AES): Likewise.
2240 (TARGET_PCLMUL): Likewise.
2241 (TARGET_CMPXCHG16B): Likewise.
2242 (TARGET_FSGSBASE): Likewise.
2243 (TARGET_RDRND): Likewise.
2244 (TARGET_F16C): Likewise.
2245 (TARGET_RTM): Likewise.
2246 (TARGET_HLE): Likewise.
2247 (TARGET_RDSEED): Likewise.
2248 (TARGET_PRFCHW): Likewise.
2249 (TARGET_ADX): Likewise.
2250 (TARGET_LP64): Likewise.
2251 (TARGET_X32): Likewise.
2252 (TARGET_ISA_ROUND): Likewise.
2253 * config/i386/darwin.h (TARGET_64BIT): Likewise.
2255 * doc/options.texi (Mask): Update documentation to specify only
2256 TARGET_<xxx> is generated.
2258 2012-10-17 Greta Yorsh <Greta.Yorsh@arm.com>
2260 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): Rename this...
2261 (UNSPEC_REGISTER_USE): ... to this.
2262 (prologue_use): Rename this...
2263 (force_register_use): ... to this and update output assembly.
2264 (epilogue) Rename gen_prologue_use to gen_force_register_use.
2265 * config/arm/arm.c (arm_expand_prologue): Likewise.
2266 (thumb1_expand_epilogue): Likewise.
2267 (arm_expand_epilogue): Likewise.
2268 (arm_expand_epilogue): Likewise.
2270 2012-10-17 Georg-Johann Lay <avr@gjlay.de>
2272 * config/avr/avr-arch.h (avr_extra_arch_macro): Remove prototype.
2273 * config/avr/avr.c (avr_extra_arch_macro): Remove variable.
2274 (avr_option_override): Remove setting of avr_extra_arch_macro.
2275 * config/avr/avr-c.c (avr_extra_arch_macro): Replace with
2276 avr_current_device->macro.
2278 2012-10-17 Richard Biener <rguenther@suse.de>
2280 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
2281 Do not write TREE_CHAIN of PARM_DECLs.
2282 (write_ts_decl_non_common_tree_pointers): Instead stream
2283 the DECL_ARGUMENTS chain.
2284 * tree-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
2285 Do not read TREE_CHAIN of PARM_DECLs.
2286 (lto_input_ts_decl_non_common_tree_pointes): Instead read
2287 the DECL_ARGUMENTS as chain.
2289 2012-10-17 Steven Bosscher <steven@gcc.gnu.org>
2291 * config/iq2000/iq2000.h (call_used_regs): Remove definition.
2293 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
2295 PR rtl-optimization/54870
2296 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
2297 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
2298 SSA_NAME pointer that points to a partition if there is at least
2299 one variable with it set in the partition.
2300 * dse.c (local_variable_can_escape): New predicate.
2301 (can_escape): Call it.
2302 * gimplify.c (mark_addressable): If this is a partitioned decl, also
2303 mark the SSA_NAME pointer that points to a partition.
2305 2012-10-16 Steven Bosscher <steven@gcc.gnu.org>
2307 * df-problems.c (df_kill_notes): Split up in two functions.
2308 (df_remove_dead_and_unused_notes): New function, first half of
2309 df_kill notes to remove all REG_DEAD and REG_UNUSED notes.
2310 (df_remove_dead_eq_notes): New function, second half of df_kill_notes
2311 to remove REG_EQUAL and REG_EQUIV notes referring to dead registers.
2312 (df_note_bb_compute): Call df_remove_dead_and_unused_notes instead
2313 of df_kill_notes. Call df_remove_dead_eq_notes after processing insn.
2315 * web.c (web): Re-add DF_RD_PRUNE_DEAD_DEFS;
2317 2012-10-16 Ian Lance Taylor <iant@google.com>
2319 * doc/extend.texi (Return Address): Change
2320 __builtin_extract_return_address to
2321 __builtin_extract_return_addr.
2323 2012-10-16 Steven Bosscher <steven@gcc.gnu.org>
2325 * rtl.h (get_call_rtx_from): New prototype.
2326 * rtlanal.c (get_call_rtx_from): New function.
2327 * calls.c (emit_call_1): Use it.
2328 * dse.c (scan_insn): Likewise
2329 * dwarf2out.c (dwarf2out_var_location): Likewise.
2330 * sched-deps.c (call_may_noreturn_p): Likewise.
2331 * var-tracking.c (prepare_call_arguments): Likewise.
2332 * config/sh/sh.c (sh_adjust_cost): Likewise.
2334 2012-10-16 Tom de Vries <tom@codesourcery.com>
2336 * expr.c (move_by_pieces, move_by_pieces_ninsns, can_store_by_pieces)
2337 (store_by_pieces_1): Don't enter loop when no more data is left.
2339 2012-10-16 Joern Rennecke <joern.rennecke@embecosm.com>
2341 * loop-doloop.c (doloop_modify): Pass doloop_end pattern to
2343 (doloop_optimize): Pass flag to indicate if loop is entered at top
2345 * config/arm/thumb2.md (doloop_end): Accept extra operand.
2346 * config/bfin/bfin.md (doloop_end): Likewise.
2347 * config/c6x/c6x.md (doloop_end): Likewise.
2348 * config/ia64/ia64.md (doloop_end): Likewise.
2349 * config/mep/mep.md (doloop_begin, doloop_end): Likewise.
2350 * config/rs6000/rs6000.md (doloop_end): Likewise.
2351 * config/s390/s390.md (doloop_end): Likewise.
2352 * config/sh/sh.md (doloop_end): Likewise.
2353 * config/spu/spu.md (doloop_end): Likewise.
2354 * config/tilegx/tilegx.md (doloop_end): Likewise.
2355 * config/tilepro/tilepro.md (doloop_end): Likewise.
2356 * doc/md.texi (doloop_end): Document new operand.
2357 * basic-block.h (contains_no_active_insn_p): Declare.
2358 * cfgrtl.c (contains_no_active_insn_p): New function, factored
2360 (forwarder_block_p): ... here.
2362 2012-10-16 Manuel López-Ibáñez <manu@gcc.gnu.org>
2366 * doc/options.texi (EnabledBy): Document new form.
2367 * optc-gen.awk: Handle new form of EnabledBy.
2368 * common.opt (Wunused-but-set-parameter): Use EnabledBy.
2369 (Wunused-parameter): Likewise.
2370 * opts.c (finish_options): Do not handle them explicitly.
2371 * opt-functions.awk (search_var_name): New.
2373 2012-10-16 Manuel López-Ibáñez <manu@gcc.gnu.org>
2377 * optc-gen.awk: Handle new form of LangEnabledBy.
2378 * opts.c (set_Wstrict_aliasing): Declare here. Make static.
2379 * common.opt (Wstrict-aliasing=,Wstrict-overflow=): Do not use Init.
2380 * doc/options.texi (LangEnabledBy): Document new form.
2381 * flags.h (set_Wstrict_aliasing): Do not declare.
2383 2012-10-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2385 * reload.c (find_reloads_subreg_address): Remove FORCE_REPLACE
2386 parameter. Always replace normal subreg with memory reference
2387 whenever possible. Return NULL otherwise.
2388 (find_reloads_toplev): Always call find_reloads_subreg_address
2389 for subregs of registers equivalent to a memory location.
2390 Only recurse further if find_reloads_subreg_address fails.
2391 (find_reloads_address_1): Only call find_reloads_subreg_address
2392 for subregs of registers equivalent to a memory location.
2393 Properly handle failure of find_reloads_subreg_address.
2395 2012-10-16 Jakub Jelinek <jakub@redhat.com>
2398 * rtl.h: Document jump flag on VALUE.
2399 * cselib.h (cselib_set_value_sp_based,
2400 cselib_sp_based_value_p): New prototypes.
2401 * alias.c (find_base_term): For cselib_sp_based_value_p
2402 return static_reg_base_value[STACK_POINTER_REGNUM].
2403 * cselib.c (SP_BASED_VALUE_P): Define.
2404 (cselib_set_value_sp_based, cselib_sp_based_value_p): New functions.
2405 * var-tracking.c (add_stores): Call cselib_set_value_sp_based
2406 for not yet preserved VALUEs of sp on sp assignments if
2407 hard_frame_pointer_adjustment != -1.
2408 (vt_initialize): When setting hard_frame_pointer_adjustment,
2409 disassociate sp from its previous value and call
2410 cselib_set_value_sp_based on a new VALUE created for sp.
2412 PR tree-optimization/54889
2413 * tree-vect-stmts.c (vectorizable_load): Add VIEW_CONVERT_EXPR if
2414 ARRAY_REF newref doesn't have compatible type with vectype element
2415 type, use vectype element type for MEM_REF.
2417 2012-10-16 Steven Bosscher <steven@gcc.gnu.org>
2419 * combine.c (record_dead_and_set_regs): Iterate over hard register set
2420 with a hard_reg_set_iterator.
2421 * cse.c (invalidate_for_call): Likewise.
2422 * gcse.c (compute_hash_table_work): Likewise.
2423 * loop-iv.c (simplify_using_initial_values): Likewise.
2424 * postreload-gcse.c (record_opr_changes): Likewise.
2425 * regcprop.c (copyprop_hardreg_forward_1): Likewise.
2426 * var-tracking.c (dataflow_set_clear_at_call): Likewise.
2428 2012-10-15 Easwaran Raman <eraman@google.com>
2430 * optabs.c (emit_cmp_and_jump_insn_1): Add a new parameter to
2431 specificy the probability of taking the jump.
2432 (emit_cmp_and_jump_insns): Likewise.
2433 (expand_compare_and_swap_loop): Make the jump predicted not taken.
2434 * dojump.c (do_compare_rtx_and_jump): Remove the code attaching
2435 REG_BR_PROB note and pass probability to emit_cmp_and_jump_insns.
2436 * cfgbuild.c (compute_outgoing_frequencies): Do not guess outgoing
2437 probabilities for branches with more than two successors.
2438 * expr.c (emit_block_move_via_loop): Predict the loop backedge loop
2440 (try_casesi): Pass the probability of jumping to the default label.
2441 (try_tablejump): Likewise.
2442 (do_tablejump): Likewise.
2443 * expr.h (try_tablejump): Add a new parameter.
2444 (try_casesi): Likewise.
2445 (emit_cmp_and_jump_insns): Add probability as default parameter with a
2446 default value of -1.
2447 * except.c (sjlj_emit_function_enter): Pass probability to
2448 emit_cmp_and_jump_insns.
2449 * stmt.c (case_node): Add new fields PROB and SUBTREE_PROB.
2450 (do_jump_if_equal): Pass probability for REG_BR_PROB note.
2451 (add_case_node): Pass estimated probability of jumping to the case
2453 (emit_case_decision_tree): Pass default_prob to emit_case_nodes.
2454 (get_outgoing_edge_probs): New function.
2455 (conditional_probability): Likewise.
2456 (reset_out_edges_aux): Likewise.
2457 (compute_cases_per_edge): Likewise.
2458 (emit_case_dispatch_table): Update probabilities of edges coming out
2459 of the switch statement.
2460 (expand_case): Compute and propagate default edge probability to
2461 emit_case_dispatch_table.
2462 (expand_sjlj_dispatch_table): Update calls to add_case_node and
2463 emit_case_dispatch_table.
2464 (balance_case_nodes): Update subtree_prob values.
2465 (emit_case_nodes): Compute edge probabilities and add pass them to
2466 emit_cmp_and_jump_insns.
2468 2012-10-15 Oleg Endo <olegendo@gcc.gnu.org>
2471 * config/sh/sh-protos.h (set_of_reg): New struct.
2472 (sh_find_set_of_reg, sh_is_logical_t_store_expr,
2473 sh_try_omit_signzero_extend): Declare...
2474 * config/sh/sh.c (sh_find_set_of_reg, sh_is_logical_t_store_expr,
2475 sh_try_omit_signzero_extend): ...these new functions.
2476 * config/sh/sh.md (*logical_op_t): New insn_and_split.
2477 (*zero_extend<mode>si2_compact): Use sh_try_omit_signzero_extend
2479 (*extend<mode>si2_compact_reg): Convert to insn_and_split.
2480 Use sh_try_omit_signzero_extend in splitter.
2481 (*mov<mode>_reg_reg): Disallow t_reg_operand as operand 1.
2482 (*cbranch_t): Rewrite combine part in splitter using new
2483 sh_find_set_of_reg function.
2485 2012-10-15 Oleg Endo <olegendo@gcc.gnu.org>
2488 * config/sh/sh.c (sh_find_base_reg_disp): Stop searching insns when
2489 hitting a call insn if GBR is marked as call used.
2490 * config/sh/iterators.md (QIHISIDI): New mode iterator.
2491 * config/sh/predicates.md (gbr_address_mem): New predicate.
2492 * config/sh/sh.md (*movdi_gbr_load, *movdi_gbr_store): New
2493 insn_and_split. Use QIHISIDI instead of QIHISI in unnamed GBR
2496 2012-10-15 Oleg Endo <olegendo@gcc.gnu.org>
2498 * config/sh/sh.c: Update function attribute comments.
2499 * doc/extend.texi (function_vector): Rephrase SH2A specific part.
2500 (nosave_low_regs, renesas, trapa_handler): Document SH specific
2502 (sp_switch, trap_exit): Add to index.
2504 2012-10-15 Matthias Klose <doko@ubuntu.com>
2506 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
2507 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
2509 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2511 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2512 (UNSPEC_LOADU): New.
2513 (UNSPEC_STOREU): Ditto.
2514 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2515 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2516 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2517 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2518 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2519 (<sse2>_storedqu<avxsizesuffix>): ... this.
2520 (*sse4_2_pcmpestr_unaligned): Update.
2521 (*sse4_2_pcmpistr_unaligned): Ditto.
2523 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2524 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2525 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2526 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2527 gen_sse2_load{dqu,upd} to load from unaligned memory and
2528 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2530 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2531 Use CODE_FOR_sse_loadups.
2532 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2533 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2534 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2535 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2536 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2537 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2538 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2539 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2540 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2541 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2542 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2544 2012-10-15 Dodji Seketeli <dodji@redhat.com>
2546 * alias.c: Cleanup comments.
2548 2012-10-15 Marc Glisse <marc.glisse@inria.fr>
2550 PR tree-optimization/54915
2551 * tree-ssa-forwprop.c (simplify_vector_constructor): Check
2554 2012-10-15 Richard Biener <rguenther@suse.de>
2556 * data-streamer.h (bp_pack_string_with_length): New function.
2557 (bp_pack_string): Likewise.
2558 (bp_unpack_indexed_string): Likewise.
2559 (bp_unpack_string): Likewise.
2560 * data-streamer-out.c (bp_pack_string_with_length): Likewise.
2561 (bp_pack_string): Likewise.
2562 * data-streamer-in.c (bp_unpack_indexed_string): Likewise.
2563 (bp_unpack_string): Likewise.
2564 * tree-streamer-out.c (pack_ts_translation_unit_decl_value_fields):
2565 Pack TRANSLATION_UNIT_LANGUAGE here, not ...
2566 (write_ts_translation_unit_decl_tree_pointers): ... here. Remove.
2567 (streamer_pack_tree_bitfields): Adjust.
2568 (streamer_write_tree_body): Likewise.
2569 * tree-streamer-in.c (unpack_ts_translation_unit_decl_value_fields):
2570 Unpack TRANSLATION_UNIT_LANGUAGE here, not ...
2571 (lto_input_ts_translation_unit_decl_tree_pointers): ... here. Remove.
2572 (unpack_value_fields): Adjust.
2573 (streamer_read_tree_body): Likewise.
2575 2012-10-15 J"orn Rennecke <joern.rennecke@arc.com>
2577 * genoutput.c (process_template): Process '*' in '@' alternatives.
2578 * doc/md.texi (node Output Statement): Provide example for the above.
2580 2012-10-15 Richard Guenther <rguenther@suse.de>
2582 PR tree-optimization/54920
2583 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2584 allocate temporary storage for all NARY elements.
2586 2012-10-15 Joern Rennecke <joern.rennecke@embecosm.com>
2588 * web.c (union_match_dups): Properly handle OP_INOUT match_dups.
2590 2012-10-15 Eric Botcazou <ebotcazou@adacore.com>
2592 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Do not unnecessarily
2593 copy the object in the MEM_P case.
2595 2012-10-15 Richard Guenther <rguenther@suse.de>
2597 * tree-streamer-out.c (streamer_pack_tree_bitfields): Back
2598 BINFO_BASE_ACCESSES and CONSTRUCTOR lengths here.
2599 (streamer_write_chain): Write TREE_CHAIN as null-terminated list.
2600 (write_ts_exp_tree_pointers): Adjust.
2601 (write_ts_binfo_tree_pointers): Likewise.
2602 (write_ts_constructor_tree_pointers): Likewise.
2603 * tree-streamer-in.c (streamer_read_chain): Read TREE_CHAIN as
2604 null-terminated list.
2605 (unpack_value_fields): Unpack BINFO_BASE_ACCESSES and
2606 CONSTRUCTOR lengths and materialize the arrays.
2607 (lto_input_ts_exp_tree_pointers): Adjust.
2608 (lto_input_ts_binfo_tree_pointers): Likewise.
2609 (lto_input_ts_constructor_tree_pointers): Likewise.
2611 2012-10-14 Hans-Peter Nilsson <hp@bitrange.com>
2613 * config/mmix/mmix.c (mmix_opposite_regno): Handle the
2614 return-value register too.
2616 2012-10-14 Steven Bosscher <steven@gcc.gnu.org>
2618 PR rtl-optimization/38711
2619 * df.h (df_get_live_out, df_get_live_in): Make static inline functions.
2620 * df-problems.c (df_get_live_out, df_get_live_in): Moved to df.h.
2621 * ira-lives.c (process_bb_node_lives): Use df_get_live_out instead of
2623 * ira-build.c (create_bb_allocnos): Likewise.
2624 (create_loop_allocnos): Likewise, and use df_get_live_in instead of
2626 * ira-emit.c (generate_edge_moves): Likewise.
2627 (add_ranges_and_copies): Likewise.
2628 * ira-color.c (ira_loop_edge_freq): Use df_get_live_out instead of
2629 DF_LR_OUT, and df_get_live_in instead of DF_LR_IN.
2630 * ira.c (mark_elimination): Update DF_LR and DF_LIVE.
2631 (build_insn_chain): Use df_get_live_out instead of DF_LR_OUT.
2632 (do_reload): Remove the DF_LIVE problem for -O1.
2634 2012-10-14 Steven Bosscher <steven@gcc.gnu.org>
2636 PR rtl-optimization/54919
2637 * loop-unroll.c (struct var_to_expand): Remove accum_pos field.
2638 (analyze_insn_to_expand_var): Do not record accum_pos.
2639 (expand_var_during_unrolling): Use validate_replace_rtx_group to
2640 perform replacement of all references to SET_DEST (set) with the
2641 new register, including references in REG_EQUAL notes.
2642 (insert_var_expansion_initialization): Insert initializatio insns
2643 at the bottom of the pre-header of the loop.
2645 2012-10-14 Jan Hubicka <jh@suse.cz>
2647 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
2648 predict loops with multiple exits realistically.
2649 * cfgloopanal.c (single_likely_exit): New function.
2651 2012-10-14 Uros Bizjak <ubizjak@gmail.com>
2653 * config/alpha/alpha.md: Remove empty predicates and/or constraints.
2654 * config/alpha/sync.md: Ditto.
2656 2012-10-13 Uros Bizjak <ubizjak@gmail.com>
2658 * config/alpha/alpha.md (I24MODE): New mode iterator.
2659 (any_divmod): New code iterator.
2660 (<code>si3): Macroize expander from {div,mod,udiv,umod}si3 using
2661 any_divmod code iterator.
2662 (<code>si3): Macroize expander from {div,mod,udiv,umod}di3 using
2663 any_divmod code iterator.
2664 (extendqi<mode>2): Macroize insn from extendqi{hi,si}2 using
2665 I24MODE mode iterator.
2666 (unaligned_store<mode>): Macroize expander from unaligned_store{qi,hi}
2667 using I12MODE mode iterator.
2668 (mov<mode>): Macroize expander from mov{qi,hi} using
2669 I12MODE mode iterator.
2671 2012-10-13 Eric Botcazou <ebotcazou@adacore.com>
2673 PR rtl-optimization/54871
2674 * loop-iv.c (simplify_using_initial_values): When scanning previous
2675 basic blocks, prune the recorded conditions if the current insn was
2676 not used to make a replacement.
2678 * loop-unroll.c (decide_unroll_constant_iterations): Clean up message.
2679 (unroll_loop_constant_iterations): Clarify head comment.
2680 (decide_unroll_runtime_iterations): Clean up message.
2681 (unroll_loop_runtime_iterations): Clarify head comment.
2682 (decide_peel_simple): Clean up message.
2683 (peel_loop_simple): Clarify head comment.
2684 (decide_unroll_stupid): Clean up message.
2685 (unroll_loop_stupid): Clarify head comment.
2687 2012-10-13 Andreas Schwab <schwab@linux-m68k.org>
2689 PR gcov-profile/44728
2690 * gcov.c (create_file_names): When stripping extension only look
2693 2012-10-13 Jan Hubicka <jh@suse.cz>
2695 * loop-iv.c (determine_max_iter): Fix handling of AND.
2696 (iv_number_of_iterations): Record upper bounds as unsigned
2699 2012-10-13 Steven Bosscher <steven@gcc.gnu.org>
2701 * ira.c (ira): Set current_loops to &ira_loops before recording
2702 loop exits. Release recorded exits and loops early.
2704 2012-10-13 Chung-Lin Tang <cltang@codesourcery.com>
2706 * builtins.c (expand_builtin_set_thread_pointer): Use
2707 create_input_operand() instead of create_fixed_operand().
2709 2012-10-13 Uros Bizjak <ubizjak@gmail.com>
2711 * config/alpha/alpha.md (FMODE): New mode iterator.
2712 (modesuffix): Handle SF and DF modes.
2713 (opmode): New mode attribute.
2714 (abs<mode>2): Macroize insn from abs{sf,df}2 using FMODE mode iterator.
2715 (*nabs<mode>2): Macroize insn from *nabs{sf,df}2 using
2716 FMODE mode iterator.
2717 (neg<mode>2): Macroize insn from neg{sf,df}2 using FMODE mode iterator.
2718 (copysign<mode>3): Macroize insn from copysign{sf,df}3 using
2719 FMODE mode iterator.
2720 (*ncopysign<mode>3): Macroize insn from *ncopysign{sf,df}3 using
2721 FMODE mode iterator.
2722 (*add<mode>3_ieee): Macroize insn from *add{sf,df}_ieee using
2723 FMODE mode iterator.
2724 (add<mode>3): Macroize insn from add{sf,df}3 using FMODE mode iterator.
2725 (*sub<mode>3_ieee): Macroize insn from *sub{sf,df}3_ieee using
2726 FMODE mode iterator.
2727 (sub<mode>3): Macroize insn from sub{sf,df}3 using FMODE mode iterator.
2728 (*mul<mode>3_ieee): Macroize insn from *mul{sf,df}3_ieee using
2729 FMODE mode iterator.
2730 (mul<mode>3): Macroize insn from mul{sf,df}3 using FMODE mode iterator.
2731 (*div<mode>3_ieee): Macroize insn from *div{sf,df}3_ieee using
2732 FMODE mode iterator.
2733 (div<mode>3): Macroize insn from div{sf,df}3 using FMODE mode iterator.
2734 (*sqrt<mode>2_ieee): Macroize insn from *sqrt{sf,df}2_ieee using
2735 FMODE mode iterator.
2736 (sqrt<mode>2): Macroize insn from sqrt{sf,df}2
2737 using FMODE mode iterator.
2738 (*mov<mode>cc_internal): Macroize insn from *mov{sf,df}cc_internal
2739 using FMODE mode iterator.
2740 (mov<mode>cc): Macroize expander from mov{sf,df}cc
2741 using FMODE mode iterator.
2743 2012-10-12 Oleg Endo <olegendo@gcc.gnu.org>
2746 * config/sh/sh.md: Correct define_delay for return insns.
2747 (*movsi_pop): Delete.
2749 2012-10-12 Oleg Endo <olegendo@gcc.gnu.org>
2752 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_int2sf): Fix swapped
2754 * config/sh/predicates.md (fpul_operand): Add comment.
2755 (fpul_fsca_operand, fsca_scale_factor): New predicates.
2756 * config/sh/sh.md (fsca): Move below sincossf3 expander. Convert to
2757 insn_and_split. Use fpul_fsca_operand and fsca_scale_factor
2758 predicates. Simplify fpul operand in splitter.
2760 2012-10-12 Jan Hubicka <jh@suse.cz>
2762 * tree-ssa-threadupdate.c (def_split_header_continue_p): Do not
2765 2012-10-12 Jan Hubicka <jh@suse.cz>
2767 * web.c (web_main): Do not set DF_RD_PRUNE_DEAD_DEFS flag.
2769 2012-10-12 Aaron Gray <aaronngray.lists@gmail.com>
2770 Diego Novillo <dnovillo@google.com>
2772 * gengtype-lex.l: Support for C++ single line comments.
2773 Support for classes.
2774 (CXX_KEYWORD): New. Support C++ keywords inline, public,
2775 protected, private, template, operator, friend, &, ~.
2776 (TYPEDEF): New. Support typedef.
2777 * gengtype-parser.c: updated 'token_names[]'
2778 (direct_declarator): Add support for parsing functions and ctors.
2780 2012-10-12 Diego Novillo <dnovillo@google.com>
2782 * doc/gty.texi: Document C++ limitations in gengtype.
2783 * gengtype-lex.l (CID): Rename from ID.
2784 (ID): Include scoping '::' as part of the identifier name.
2785 * gengtype-parse.c (token_names): Update.
2786 (token_value_format): Update.
2787 (consume_until_eos): Rename from consume_until_semi.
2788 Remove unused argument IMMEDIATE. Update all callers.
2789 Also consider '}' as a finalizer.
2790 (consume_until_comma_or_eos): Rename from
2791 consume_until_comma_or_semi.
2792 Remove unused argument IMMEDIATE. Update all callers.
2793 Also consider '}' as a finalizer.
2794 (direct_declarator): Add documentation on ctor support.
2795 Add argument IN_STRUCT.
2796 If the token following ID is a '(', consider ID a
2797 function and return NULL.
2798 If the token following '(' is not a '*', and IN_STRUCT is true,
2799 conclude that this is a ctor and return NULL.
2800 If the token is IGNORABLE_CXX_KEYWORD, return NULL.
2801 (inner_declarator): Add argument IN_STRUCT.
2803 (declarator): Add argument IN_STRUCT with default value false.
2805 (type): Document argument NESTED.
2806 Skip over C++ inheritance specifiers.
2807 If a token TYPEDEF is found, emit an error.
2808 If an enum is found inside a class/structure, emit an error.
2809 (typedefs, structures, param_structs, variables): Initialize.
2810 (new_structure): Do not complain about duplicate
2811 structures if S has a line location set.
2812 * gengtype-state.c (write_state_type): Remove default handler.
2813 Add handler for TYPE_NONE.
2814 (read_state_scalar_char_type):
2815 * gengtype.c: Fix spacing.
2816 * gengtype.h (enum gty_token): Add name. Add token
2817 IGNORABLE_CXX_KEYWORD.
2819 2012-10-12 Chung-Lin Tang <cltang@codesourcery.com>
2821 * config/arm/arm.md (get_thread_pointersi): Moved to place with
2822 other TLS related patterns.
2824 2012-10-12 Richard Biener <rguenther@suse.de>
2826 * tree-streamer-out.c (pack_ts_target_option): Rename from ...
2827 (write_ts_target_option): ... this.
2828 (pack_ts_optimization): Rename from ...
2829 (write_ts_optimization): ... this.
2830 (streamer_pack_tree_bitfields): Pack them in the bitfield section ...
2831 (streamer_write_tree_body): ... not here.
2832 * tree-streamer-in.c (unpack_ts_target_option): Rename from ...
2833 (lto_input_ts_target_option): ... this.
2834 (unpack_ts_optimization): Rename from ...
2835 (lto_input_ts_optimization): ... this.
2836 (unpack_value_fields): Unpack them from the bitfield section ...
2837 (streamer_read_tree_body): ... not from here.
2839 2012-10-12 Uros Bizjak <ubizjak@gmail.com>
2841 * config/alpha/alpha.md (vecmodesuffix): New mode attribute.
2842 (modesuffix): Handle V8QI and V4HI modes.
2843 (any_maxmin): New code iterator.
2844 (maxmin): New code attribute.
2845 (<code><mode>3): Macroize insn from {smax,smin,umax,umin}{qi,hi}3
2846 using any_maxmin code iterator and I12MODE mode iterator.
2847 (<code><mode>3): Macroize insn from {smax,smin,umax,umin}{v8qi,v4hi}3
2848 using any_maxmin code iterator and VEC12 mode iterator.
2850 2012-10-12 Marc Glisse <marc.glisse@inria.fr>
2852 * optabs.c (vector_compare_rtx): Change prototype.
2853 (expand_vec_cond_expr): Handle VEC_COND_EXPR whose first operand
2854 is not a comparison.
2855 * gimplify.c (gimplify_expr): Handle VEC_COND_EXPR.
2857 2012-10-12 Richard Biener <rguenther@suse.de>
2859 PR tree-optimization/54894
2860 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
2861 Handle over-aligned scalar types properly.
2863 2012-10-12 Oleg Endo <olegendo@gcc.gnu.org>
2866 * config/sh/sh.c (bdesc): Remove thread pointer built-ins.
2867 * config/sh/sh.md (get_thread_pointer, set_thread_pointer): Append mode
2870 2012-10-12 Oleg Endo <olegendo@gcc.gnu.org>
2873 * config/sh/sh.md (negsi_cond, negdi_cond, stack_protect_test): Remove
2874 get_t_reg_rtx when invoking gen_branch_true or gen_branch_false.
2875 (*zero_extend<mode>si2_compact): Convert to insn_and_split. Convert
2876 zero extensions of T bit stores to reg moves in splitter. Remove
2877 obsolete unnamed peephole2 that caught zero extensions after negc T bit
2879 (*branch_true_eq, *branch_false_ne): Delete.
2880 (branch_true, branch_false): Convert insn to expander. Move actual
2882 (*cbranch_t): ...this new insn_and_split. Try to find preceding
2883 redundant T bit stores and tests and combine them with the conditional
2884 branch if possible in the splitter.
2885 (movrt_xor, *movt_movrt): New insn_and_split.
2886 * config/sh/predicates.md (cbranch_treg_value): New predicate.
2887 * config/sh/sh-protos.h (sh_eval_treg_value): Forward declare...
2888 * config/sh/sh.c (sh_eval_treg_value): ...this new function.
2889 (expand_cbranchsi4, expand_cbranchdi4): Remove get_t_reg_rtx
2890 when invoking gen_branch_true or gen_branch_false.
2892 2012-10-11 Uros Bizjak <ubizjak@gmail.com>
2894 * config/alpha/alpha.md (IMODE): New mode iterator.
2897 (modesuffix): Handle QI and HI modes.
2898 (zero_extendqi<mode>2): Macroize insn from zero_extendqi{hi,si,di}2
2899 using I248MODE mode iterator.
2900 (zero_extendhi<mode>2): Macroize insn from zero_extendhi{si,di}2
2901 using I48MODE mode iterator.
2902 (andnot<mode>3): Macroize insn from andnot{si,di}3 using
2903 I48MODE mode iterator.
2904 (ins<modesuffix>l_const): Macroize insn from ins{b,w,l}l_const
2905 using I248MODE mode iterator.
2906 (ins<modesuffix>l): Macroize insn from ins{b,w,l}l
2907 using I248MODE mode iterator.
2908 (*mov<mode>cc_internal): Macroize insn from
2909 *mov{qi,hi,si,di}cc_internal using IMODE mode iterator.
2910 (*mov<mode>cc_lbc): Macroize insn from
2911 *mov{qi,hi,si,di}cc_lbc using IMODE mode iterator.
2912 (*mov<mode>cc_lbs): Macroize insn from
2913 *mov{qi,hi,si,di}cc_lbs using IMODE mode iterator.
2914 (mov<mode>cc): Macroize expander from mov{si,di}cc
2915 using I48MODE mode iterator.
2917 2012-10-11 Steven Bosscher <steven@gcc.gnu.org>
2919 * ira-build.c (ira_loop_tree_body_rev_postorder): New function.
2920 (ira_traverse_loop_tree): Traverse a loop's basic blocks in
2921 reverse post-order of the reversed control-flow direction.
2922 * ira-conflicts.c (ira_build_conflicts): Pass add_copies as
2923 the pre-order function to ira_traverse_loop_tree to preserve
2924 the existing semantics.
2926 * ira-lives.c (remove_some_program_points_and_update_live_ranges):
2927 Squeeze out live range chain elements if their program points are
2930 2012-10-11 Jakub Jelinek <jakub@redhat.com>
2932 * tree.def (REDUC_PLUS_EXPR): Fix up comment.
2934 * fold-const.c (fold_unary_loc): Handle REDUC_MIN_EXPR,
2935 REDUC_MAX_EXPR and REDUC_PLUS_EXPR.
2937 2012-10-11 James Lemke <jwlemke@codesourcery.com>
2939 * config/rs6000/predicates.md (zero_fp_constant): Fix comment.
2940 * config/rs6000/rs6000.md (return_pred): Fix null return.
2941 * config/rs6000/rs6000.c (rs6000_emit_set_const): Fix indentation.
2942 (print_operand): Make FALLTHRU obvious.
2943 (output_cbranch): Correct comment.
2945 2012-10-11 Uros Bizjak <ubizjak@gmail.com>
2947 * config/alpha/alpha.md (DWI): New mode attribute.
2948 (*sadd<modesuffix>): Macroize insn from *saddl and *saddq using
2949 I48MODE mode iterator.
2950 (addv<mode>3): Macroize insn from addvsi3 and addvdi3 using
2951 I48MODE mode iterator.
2952 (neg<mode>2): Macroize insn from negsi2 and negdi2 using
2953 I48MODE mode iterator.
2954 (negv<mode>2): Macroize insn from negvsi2 and negvdi2 using
2955 I48MODE mode iterator.
2956 (sub<mode>3): Macroize insn from subsi3 and subdi3 using
2957 I48MODE mode iterator.
2958 (*ssub<modesuffix>): Macroize insn from *ssubl and *ssubq using
2959 I48MODE mode iterator.
2960 (subv<mode>3): Macroize insn from subvsi3 and subvdi3 using
2961 I48MODE mode iterator.
2962 (mul<mode>3): Macroize insn from mulsi3 and muldi3 using
2963 I48MODE mode iterator.
2964 (mulv<mode>3): Macroize insn from mulvsi3 and mulvdi3 using
2965 I48MODE mode iterator.
2966 (*iornot<mode>3): Macroize insn from *iornotsi3 and *iornotdi3 using
2967 I48MODE mode iterator.
2968 (*xornot<mode>3): Macroize insn from *xornotsi3 and *xornotdi3 using
2969 I48MODE mode iterator.
2971 2012-10-11 Jason Merrill <jason@redhat.com>
2973 * configure.ac (gcc_cv_as_aix_ref): Fix typo.
2974 * configure: Regenerate.
2976 2012-10-11 Chung-Lin Tang <cltang@codesourcery.com>
2978 * builtins.c (expand_builtin_thread_pointer): New.
2979 (expand_builtin_set_thread_pointer): New.
2980 (expand_builtin): Add BUILT_IN_THREAD_POINTER,
2981 BUILT_IN_SET_THREAD_POINTER expand cases.
2982 * builtins.def (BUILT_IN_THREAD_POINTER):
2983 New __builtin_thread_pointer builtin.
2984 (BUILT_IN_SET_THREAD_POINTER):
2985 New __builtin_set_thread_pointer builtin.
2986 * optabs.def (get_thread_pointer,set_thread_pointer):
2988 * doc/md.texi (Standard Names): Document get_thread_pointer and
2989 set_thread_pointer patterns.
2990 * config/alpha/alpha.md (get_thread_pointerdi): Rename from load_tp.
2991 (set_thread_pointerdi): Rename from set_tp.
2992 * config/alpha/alpha.c (alpha_legitimize_address_1): Change
2993 gen_load_tp calls to gen_get_thread_pointerdi.
2994 (alpha_builtin): Remove ALPHA_BUILTIN_THREAD_POINTER,
2995 ALPHA_BUILTIN_SET_THREAD_POINTER.
2996 (code_for_builtin): Remove CODE_FOR_load_tp, CODE_FOR_set_tp.
2997 (alpha_init_builtins): Remove __builtin_thread_pointer,
2998 __builtin_set_thread_pointer machine-specific builtins.
2999 (alpha_expand_builtin_thread_pointer): Add hook function for
3000 TARGET_EXPAND_BUILTIN_THREAD_POINTER.
3001 (alpha_expand_builtin_set_thread_pointer): Add hook function for
3002 TARGET_EXPAND_BUILTIN_SET_THREAD_POINTER.
3003 (alpha_fold_builtin): Remove ALPHA_BUILTIN_THREAD_POINTER,
3004 ALPHA_BUILTIN_SET_THREAD_POINTER cases.
3005 * config/arm/arm.md (get_thread_pointersi): New pattern.
3006 * config/arm/arm-protos.h (arm_load_tp): Add extern declaration.
3007 * config/arm/arm.c (arm_load_tp): Remove static.
3008 (arm_builtins): Remove ARM_BUILTIN_THREAD_POINTER.
3009 (arm_init_tls_builtins): Remove function.
3010 (arm_init_builtins): Remove call to arm_init_tls_builtins().
3011 (arm_expand_builtin): Remove ARM_BUILTIN_THREAD_POINTER case.
3012 * config/mips/mips.md (get_thread_pointer<mode>): New pattern.
3013 * config/mips/mips-protos.h (mips_expand_thread_pointer):
3014 Add extern declaration.
3015 * config/mips/mips.c (mips_expand_thread_pointer):
3016 Renamed from mips_get_tp.
3017 (mips_get_tp): New stub calling mips_expand_thread_pointer.
3018 * config/s390/s390.c (s390_builtin,code_for_builtin_64,
3019 code_for_builtin_31,s390_init_builtins,s390_expand_builtin): Remove.
3020 * config/s390/s390.md (get_tp_64,get_tp_31,set_tp_64,set_tp_31):
3022 (get_thread_pointer<mode>,set_thread_pointer<mode>):
3023 New, adapted from removed patterns.
3024 * config/xtensa/xtensa.md (get_thread_pointersi):
3025 Renamed from load_tp.
3026 (set_thread_pointersi): Renamed from set_tp.
3027 * config/xtensa/xtensa.c (xtensa_legitimize_tls_address):
3028 Change gen_load_tp calls to gen_get_thread_pointersi.
3029 (xtensa_builtin): Remove XTENSA_BUILTIN_THREAD_POINTER and
3030 XTENSA_BUILTIN_SET_THREAD_POINTER.
3031 (xtensa_init_builtins): Remove __builtin_thread_pointer,
3032 __builtin_set_thread_pointer machine-specific builtins.
3033 (xtensa_fold_builtin): Remove XTENSA_BUILTIN_THREAD_POINTER,
3034 XTENSA_BUILTIN_SET_THREAD_POINTER cases.
3035 (xtensa_expand_builtin): Remove XTENSA_BUILTIN_THREAD_POINTER,
3036 XTENSA_BUILTIN_SET_THREAD_POINTER cases.
3038 2012-10-11 Marc Glisse <marc.glisse@inria.fr>
3040 * doc/extend.texi (Vector Extensions): C++ improvements.
3041 * doc/generic.texi (LSHIFT_EXPR, RSHIFT_EXPR): Mixed vector-scalar.
3042 (LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR, NE_EXPR): Specify
3044 (VEC_COND_EXPR): Document it.
3046 2012-10-11 Terry Guo <terry.guo@arm.com>
3048 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
3050 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
3053 2012-10-11 Hans-Peter Nilsson <hp@bitrange.com>
3056 * configure.ac (out-of-tree linker .hidden support) Set to "no"
3057 for mmix-knuth-mmixware.
3058 * configure: Regenerate.
3060 * configure.ac (gcc_cv_as_comdat_group_group): Default to no.
3061 * configure: Regenerate.
3063 * acinclude.m4 (_gcc_COMPUTE_GAS_VERSION): Allow a single
3064 character to quote the VERSION= contents. Sanity-check contents.
3065 * configure.ac ("what linker to use" ld version extraction): Ditto.
3066 * configure: Regenerate.
3068 2012-10-10 Segher Boessenkool <segher@kernel.crashing.org>
3070 * config/rs6000/rs6000.h (PRINT_OPERAND_PUNCT_VALID_P): Delete '.'.
3072 2012-10-10 Jakub Jelinek <jakub@redhat.com>
3074 PR tree-optimization/54877
3075 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
3076 use make_ssa_name instead of copy_ssa_name.
3078 2012-10-10 Richard Biener <rguenther@suse.de>
3080 * lto-streamer-in.c (lto_input_location_bitpack): Rename to ...
3081 (lto_input_location): ... this. Kill original.
3082 (input_eh_region): Adjust.
3083 (input_struct_function_base): Likewise.
3084 (lto_read_tree): Likewise.
3085 * lto-streamer-out.c (lto_output_location_bitpack): Rename to ...
3086 (lto_output_location): ... this. Kill original.
3087 (lto_write_tree): Adjust.
3088 (output_eh_region): Likewise.
3089 (output_struct_function_base): Likewise.
3090 * lto-streamer.c (lto_streamer_hooks_init): Initialize location hooks.
3091 * lto-streamer.h (lto_input_location): Adjust prototype.
3092 (lto_output_location): Likewise.
3093 * streamer-hooks.h (struct streamer_hooks): Adjust prototype
3094 of input_location and output_location hooks.
3095 (stream_input_location): New define.
3096 (stream_output_location): Likewise.
3097 * tree-streamer-in.c (unpack_ts_block_value_fields): Adjust.
3098 (unpack_value_fields): Likewise.
3099 (streamer_read_tree_bitfields): Likewise.
3100 (lto_input_ts_decl_minimal_tree_pointers): Likewise.
3101 (lto_input_ts_exp_tree_pointers): Likewise.
3102 (lto_input_ts_block_tree_pointers): Likewise.
3103 * tree-streamer-out.c (pack_ts_block_value_fields): Adjust.
3104 (streamer_pack_tree_bitfields): Likewise.
3105 (write_ts_decl_minimal_tree_pointers): Likewise.
3106 (write_ts_exp_tree_pointers): Likewise.
3107 (write_ts_block_tree_pointers): Likewise.
3108 * gimple-streamer-in.c (input_phi): Adjust.
3109 (input_gimple_stmt): Likewise.
3110 * gimple-streamer-out.c (output_phi): Adjust.
3111 (output_gimple_stmt): Likewise.
3112 * tree-streamer.h (streamer_read_tree_bitfields): Adjust prototype.
3113 (streamer_pack_tree_bitfields): Likewise.
3115 2012-10-10 Michael Meissner <meissner@linux.vnet.ibm.com>
3117 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Fix signed
3118 vs. unsigned warnings by using enum type for function code.
3119 (paired_expand_builtin): Likewise.
3120 (spe_expand_builtin): Likewise.
3122 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Change
3123 builtin mask, target flags masks type to HOST_WIDE_INT in
3124 preparation for growing the number of ISA switches from 31 to 63.
3126 * config/rs6000/rs6000.opt (rs6000_builtin_mask): Make mask type
3129 * config/rs6000/rs6000.c (struct builtin_description): Make
3130 builtin mask field HOST_WIDE_INT. Make target flags field
3131 HOST_WIDE_INT in preparation for growing the # of ISA switches.
3132 (struct rs6000_builtin_info_type): Likewise.
3133 (struct rs6000_ptt): Likewise.
3134 (rs6000_builtin_mask_calculate): Likewise.
3135 (rs6000_invalid_builtin): Likewise.
3136 (rs6000_builtin_decl): Likewise.
3137 (rs6000_common_init_builtins): Likewise.
3138 (rs6000_darwin_file_start): Likewise.
3139 (rs6000_final_prescan_insn): Likewise.
3140 (rs6000_inner_target_options): Likewise.
3141 (build_target_option_node): Likewise.
3142 (rs6000_function_specific_print): Likewise.
3143 (DEBUG_FMT_W): New format for printing HOST_WIDE_INT in hex.
3145 * config/rs6000/rs6000-protos.h (rs6000_builtin_mask_calculate):
3146 Make target flags, builtin masks arguments/return values
3147 HOST_WIDE_INT in preparation for growing the number of ISA from 31
3149 (rs6000_target_modify_macros): Likewise.
3150 (rs6000_target_modify_macros_ptr): Likewise.
3152 * config/rs6000/rs6000.c (DEBUG_FMT_ID): Move "-32s" to a separate
3153 define and change DEBUG_FMT_<x> to use it.
3154 (DEBUG_FMT_D): Likewise.
3155 (DEBUG_FMT_S): Likewise.
3156 (DEBUG_FMT_X): Delete, no longer used.
3157 (DEBUG_FMT_W): Likewise.
3158 (DEBUG_FMT_WX): New debug format for printing options in a
3160 (rs6000_debug_reg_global): If -mdebug=reg, print all of the
3161 options in target_flags and target_flags_explicit. Print the
3162 default options for -mcpu=<xxx>, -mtune=<xxx>, and the default
3163 options. Adjust printing out the builtin options.
3164 (rs6000_option_override_internal): Change printing the builtin
3165 options to use rs6000_print_builtin_options.
3166 (rs6000_function_specific_print): Change to use
3167 rs6000_print_isa_options to print ISA flags.
3168 (rs6000_print_options_internal): New function for expanded
3169 -mdebug=reg option printing to print both the ISA options, and the
3170 builtins that are enabled.
3171 (rs6000_print_isa_options): New function to print the ISA options.
3172 (rs6000_print_builtin_options): New function to print the builtin
3175 2012-10-10 Jakub Jelinek <jakub@redhat.com>
3178 * config/i386/bdver1.md (bdver1-mult): Remove.
3181 * combine.c (count_rtxs): Use RTX_BIN_ARITH resp. RTX_COMM_ARITH
3182 instead of '2' resp. 'c' for GET_RTX_CLASS comparisons.
3185 * simplify-rtx.c (simplify_truncation): Compare UINTVAL instead of
3186 INTVAL of second argument with precision resp. op_precision.
3188 2012-10-10 Dodji Seketeli <dodji@redhat.com>
3190 PR middle-end/54860 - Make sure attributes hash table is created
3191 * attribs.c (register_scoped_attributes): Ensure the attribute
3192 hash table is created.
3194 2012-10-10 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3197 * config/i386/bdver1.md (bdver1_int): Automaton has been
3198 split to reduce state transitions.
3200 2012-10-10 Richard Biener <rguenther@suse.de>
3203 * ipa-prop.c (prune_expression_for_jf_1): New function.
3204 (prune_expression_for_jf): Clear EXPR_LOCATION for all
3205 sub-expressions as well.
3207 2012-10-10 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3209 * config.gcc: Enable zEC12 for with-arch and with-tune
3211 * common/config/s390/s390-common.c (processor_flags_table): Add
3213 * config/s390/2827.md: New file.
3214 * config/s390/s390-opts.h (enum processor_type): Add
3215 PROCESSOR_2827_ZEC12.
3216 * config/s390/s390.h (enum processor_flags): Add PF_ZEC12.
3217 (TARGET_CPU_ZEC12, TARGET_ZEC12): New macro definitions.
3218 * config/s390/s390.c (zEC12_cost): New definition.
3219 (s390_option_override): Set costs for zEC12.
3220 Set parameter defaults for zEC12.
3221 (legitimate_reload_fp_constant_p): Adjust comment.
3222 (preferred_la_operand_p): Adjust comment.
3223 (s390_expand_insv): Generate insv pattern without CC clobber for zEC12.
3224 (s390_adjust_priority): Add zEC12 check.
3225 (s390_issue_rate): Return 2 for zEC12.
3226 (s390_reorg): Enable code optimizations for zEC12.
3227 (s390_sched_reorder): Reorder insns according to OOO attributes.
3228 (s390_get_sched_attrmask): New function.
3229 (s390_sched_score): New function.
3230 (s390_sched_variable_issue): Update s390_sched_state.
3231 (s390_sched_init): Reset s390_sched_state.
3232 (s390_loop_unroll_adjust): Enable for zEC12.
3233 * config/s390/s390.opt: Add zEC12 processor type value.
3234 * config/s390/s390.md: Enable mnemonic attribute.
3235 (attr cpu, cpu_facility): Add zEC12.
3237 ("*insv<mode>_zEC12", "*insv<mode>_zEC12_noshift")
3238 ("*load_and_trap<mode>"): New insn definition.
3239 ("*cmp_and_trap_unsigned_int<mode>"): Add clt and clgt.
3241 2012-10-09 David S. Miller <davem@davemloft.net>
3243 * config/sparc/sparc.md (type attribute): Add new types 'visl'
3244 (VIS logical operation), 'vismv' (VIS move), and 'pdistn'. Rename
3245 'fgm_pdist' to 'pdist'.
3246 (*movsi_insn): Use vismv and visl.
3247 (*movdi_insn_sp64): Likewise.
3248 (*movsf_insn): Likewise.
3249 (*movdf_insn_sp64): Likewise.
3250 (*mov<VM32:mode>_insn): Likewise, use 'fsrc2s' instead of 'fsrc1s'.
3251 (*mov<VM64:mode>_insn_sp64): Likewise, use 'fsrc2s'
3252 instead of 'fsrc1s'.
3253 (*mov<VM64:mode>_insn_sp32): Likewise, use 'fsrc2s'
3254 instead of 'fsrc1s'.
3255 (VIS logical instructions): Mark as visl.
3256 (pdist_vis): Use 'pdist'.
3257 (pditsn<mode>_vis): Use 'pdistn'.
3258 * config/sparc/ultra1_2.md: Adjust for new VIS attribute types.
3259 * config/sparc/ultra3.md: Likewise.
3260 * config/sparc/niagara.md: Likewise.
3261 * config/sparc/niagara2.md: Likewise.
3262 * config/sparc/niagara4.md: Add cpu units "n4_slot2" and
3263 "n4_load_store" for special store scheduling. Use them in load
3264 and store reservations. Integer divide and multiply can only
3265 issue in slot-1. Represent 1-cycle VIS moves and 3-cycle VIS
3268 2012-10-10 Dehao Chen <dehao@google.com>
3270 * tree-eh.c (lower_try_finally_onedest): Set correct location for
3272 * gimplify.c (gimplify_expr): Set correct location for TRY stmt.
3274 2012-10-10 Oleg Endo <olegendo@gcc.gnu.org>
3277 * config/sh/sh.md (extv, extzv): Check that operands[3] is zero,
3278 regardless of the endianness.
3280 2012-10-09 Lawrence Crowl <crowl@google.com>
3282 * Makefile.in (fold-const.o): Add depencence on hash-table.h.
3285 * fold-const.c (fold_checksum_tree): Change to new
3286 type-safe hash table.
3287 * (print_fold_checksum): Likewise.
3288 * cfg.c (var bb_original): Likewise.
3289 * (var bb_copy): Likewise.
3290 * (var loop_copy): Likewise.
3291 * hash-table.h (template hash_table): Constify parameters for find...
3292 and remove_elt... member functions.
3293 (hash_table::empty) Correct size expression.
3294 (hash_table::clear_slot) Correct deleted entry assignment.
3295 * dse.c (var rtx_group_table): Change to new type-safe hash table.
3297 2012-10-09 Steven Bosscher <steven@gcc.gnu.org>
3299 * basic-block. (profile_record): New struct, moved from passes.c.
3300 * cfghooks.h (struct cfg_hooks) <account_profile_record>: New hook.
3301 (account_profile_record): New prototype.
3302 * cfghooks.c (account_profile_record): New function.
3303 * tree-cfg.c (gimple_account_profile_record): New function
3304 (gimple_cfg_hooks): Add it.
3305 * cfgrtl.c (rtl_account_profile_record): New function
3306 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Add it.
3307 * passes.c (check_profile_consistency): Simplify. Move IR-dependent
3308 code around using cfghooks machinery.
3310 2012-10-09 Oleg Endo <olegendo@gcc.gnu.org>
3313 * doc/extend.texi (Target Builtins): Add SH built-in section.
3314 Document __builtin_thread_pointer and __builtin_set_thread_pointer.
3316 2012-10-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3319 * tree-ssa-loop-prefetch.c (gather_memory_references_ref):
3320 Perform non constant step prefetching in inner loop, only
3321 when it is invariant in the entire loop nest.
3322 * tree-ssa-loop-prefetch.c (dump_mem_details): New function to dump
3323 base, step and delta values of memeory reference analysed for
3325 * tree-ssa-loop-prefetch.c (dump_mem_ref): Call dump_mem_details
3326 to print base, step and delta values of memory reference.
3327 * cfgloop.h (loop_outermost): New function that returns outermost
3328 loop for a given loop in a loop nest.
3330 2012-10-09 Richard Guenther <rguenther@suse.de>
3333 * cfgexpand.c (expand_debug_source_expr): Move checking
3334 code conditional on a found decl_debug_args vector.
3336 2012-10-09 Richard Guenther <rguenther@suse.de>
3338 * tree-streamer.c (streamer_tree_cache_get): Move ...
3339 * tree-streamer.h (streamer_tree_cache_get): ... here as inline.
3341 2012-10-09 Jan Hubicka <jh@suse.cz>
3343 * loop-unroll.c (unroll_loop_constant_iterations): Add
3344 update of loop->nb_iterations_upper_bound I missed in my previous
3345 commit; use TRUNC_DIV_EXPR instead of FLOOR_DIV_EXPR to divide
3347 (decide_unroll_runtime_iterations): Avoid overflow.
3348 (unroll_loop_runtime_iterations): Use TRUNC_DIV_EXPR instead of
3349 FLOOR_DIV_EXPR to update iteration bounds.
3350 (decide_peel_simple): Avoid integer overflow when deciding
3351 on number of peelings.
3352 (decide_unroll_stupid): Likewise.
3354 2012-10-09 Tobias Burnus <burnus@net-b.de>
3356 * lto-cgraph.c (input_node_opt_summary): Remove unused code.
3357 * lto-opts.c (append_to_collect_gcc_options): Fix condition.
3358 * lto-symtab.c (lto_cgraph_replace_node): Don't xstrdup string
3359 which is passed to fprintf.
3361 2012-10-09 Paolo Carlini <paolo.carlini@oracle.com>
3364 * tree.h: Add EXPR_LOC_OR_LOC.
3366 2012-10-09 Nick Clifton <nickc@redhat.com>
3368 PR rtl-optimization/54739
3369 * config/mcore/mcore.md: (anddi3, iordi3, xordi3): Delete patterns.
3372 * config/mcore/mcore.c (mcore_output_movedouble): Fix typo.
3374 2012-10-09 Marc Glisse <marc.glisse@inria.fr>
3377 * fold-const.c (fold_binary_loc): Use build_zero_cst instead of
3378 build_int_cst for a potential vector.
3380 2012-10-08 Uros Bizjak <ubizjak@gmail.com>
3382 * config/i386/atom.md (atom_sse_4): Merge atom_sse_attr attibutes.
3383 (atom_sse_5): Ditto.
3385 2012-10-08 Marc Glisse <marc.glisse@inria.fr>
3388 * config/i386/i386.md (type attribute): Add sseadd1.
3389 (unit attribute): Add support for sseadd1.
3390 (memory attribute): Likewise.
3391 * config/i386/athlon.md: Likewise.
3392 * config/i386/core2.md: Likewise.
3393 * config/i386/atom.md: Likewise.
3394 * config/i386/ppro.md: Likewise.
3395 * config/i386/bdver1.md: Likewise.
3396 * config/i386/sse.md (sse3_h<plusminus_insn>v2df3): Split into...
3397 (sse3_haddv2df3): ... expander.
3398 (*sse3_haddv2df3): ... define_insn. Accept permuted operands.
3399 (sse3_hsubv2df3): ... define_insn.
3400 (*sse3_haddv2df3_low): New define_insn.
3401 (*sse3_hsubv2df3_low): New define_insn.
3403 2012-10-08 Jan Hubicka <jh@suse.cz>
3405 * loop-unswitch.c (unswitch_single_loop): Use
3406 estimated_loop_iterations_int to prevent unswitching when loop
3407 is known to not roll.
3408 * tree-ssa-loop-niter.c (estimated_loop_iterations): Do not segfault
3409 when SCEV is not initialized.
3410 (max_loop_iterations): Likewise.
3411 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Use
3412 estimated_loop_iterations_int to prevent unswithcing when
3413 loop is known to not roll.
3414 * tree-scalar-evolution.c (scev_initialized_p): New function.
3415 * tree-scalar-evolution.h (scev_initialized_p): Likewise.
3416 * loop-unroll.c (decide_peel_once_rolling): Use
3417 max_loop_iterations_int.
3418 (unroll_loop_constant_iterations): Update
3419 nb_iterations_upper_bound and nb_iterations_estimate.
3420 (decide_unroll_runtime_iterations): Use
3421 estimated_loop_iterations or max_loop_iterations;
3422 (unroll_loop_runtime_iterations): fix profile updating.
3423 (decide_peel_simple): Use estimated_loop_iterations
3424 and max_loop_iterations.
3425 (decide_unroll_stupid): Use estimated_loop_iterations
3426 ad max_loop_iterations.
3427 * loop-doloop.c (doloop_modify): Use max_loop_iterations_int.
3428 (doloop_optimize): Likewise.
3429 * loop-iv.c (iv_number_of_iterations): Use record_niter_bound.
3430 (find_simple_exit): Likewise.
3431 * cfgloop.h (struct niter_desc): Remove niter_max.
3433 2012-10-08 Marek Polacek <polacek@redhat.com>
3436 * var-tracking.c (vt_add_function_parameter): Use condition instead
3439 2012-10-08 Dehao Chen <dehao@google.com>
3441 * predict.c (predict_loops): Predict for short-circuit conditions.
3442 (predict_extra_loop_exits): New Function.
3444 2012-10-08 Steven Bosscher <steven@gcc.gnu.org>
3446 * bitmap.h (bitmap_and_into): Update prototype.
3447 * bitmap.c (bitmap_and_into): Return true if the target bitmap
3448 changed, false otherwise.
3450 * df.h (df_dump_insn_problem_function): New function type.
3451 (struct df_problem): Add two functions, to dump just before and
3453 (DF_RD_PRUNE_DEAD_DEFS): New changable flag.
3454 (df_dump_insn_top, df_dump_insn_bottom): New prototypes.
3455 * df-core (df_dump_region): Use dump_bb.
3456 (df_dump_bb_problem_data): New function.
3457 (df_dump_top, df_dump_bottom): Rewrite using df_dump_bb_problem_data.
3458 (df_dump_insn_problem_data): New function.
3459 (df_dump_insn_top, df_dump_insn_bottom): New functions.
3460 * df-scan.c (problem_SCAN): Add NULL fields for new members.
3461 * df-problems.c (df_rd_local_compute): Ignore hard registers if
3462 DF_NO_HARD_REGS is in effect.
3463 (df_rd_transfer_function): If DF_RD_PRUNE_DEAD_DEFS is in effect,
3464 prune reaching defs using the LR problem.
3465 (df_rd_start_dump): Fix dumping of DEFs map.
3466 (df_rd_dump_defs_set): New function.
3467 (df_rd_top_dump, df_rd_bottom_dump): Use it.
3468 (problem_RD): Add NULL fields for new members.
3469 (problem_LR, problem_LIVE): Likewise.
3470 (df_chain_bb_dump): New function.
3471 (df_chain_top_dump): Dump only for artificial DEFs and USEs,
3472 using df_chain_bb_dump.
3473 (df_chain_bottom_dump): Likewise.
3474 (df_chain_insn_top_dump, df_chain_insn_bottom_dump): New functions.
3475 (problem_CHAIN): Add them as new members.
3476 (problem_WORD_LR, problem_NOTE): Add NULL fields for new members.
3477 (problem_MD): Likewise.
3478 * cfgrtl.c (rtl_dump_bb): Use df_dump_insn_top and df_dump_insn_bottom.
3479 (print_rtl_with_bb): Likewise.
3481 * dce.c (init_dce): Use DF_RD_PRUNE_DEAD_DEFS.
3482 * loop-invariant.c (find_defs): Likewise.
3483 * loop-iv.c (iv_analysis_loop_init): Likewise.
3484 * ree.c (find_and_remove_re): Likewise.
3485 * web.c (web_main): Likewise.
3487 2012-10-08 Jason Merrill <jason@redhat.com>
3489 * config/rs6000/rs6000.c (rs6000_code_end): Protect the use of
3490 ASM_WEAKEN_DECL with #if RS6000_WEAK.
3492 2012-10-08 Richard Guenther <rguenther@suse.de>
3494 PR tree-optimization/54825
3495 * tree-ssa-sccvn.c (vn_nary_length_from_stmt): Handle BIT_FIELD_REF.
3496 (init_vn_nary_op_from_stmt): Likewise.
3497 * tree-ssa-pre.c (compute_avail): Use vn_nary_op_lookup_stmt.
3498 * tree-ssa-sccvn.h (sizeof_vn_nary_op): Avoid overflow.
3500 2012-10-08 Richard Guenther <rguenther@suse.de>
3502 * tree-ssa-pre.c (postorder_num): New global.
3503 (compute_antic): Initialize all blocks and adjust for
3505 (my_rev_post_order_compute): Remove.
3506 (init_pre): Use inverted_post_order_compute.
3508 2012-10-08 Bernd Schmidt <bernds@codesourcery.com>
3510 * sched-int.h (schedule_block): Adjust declaration.
3511 * sched-rgn.c (bb_state_array, bb_state): New static variables.
3512 (sched_rgn_init): Initialize them.
3513 (sched_rgn_free): Free them.
3514 (schedule_region): Save scheduling state for future blocks, and
3515 pass such state to schedule_block.
3516 * params.def (PARAM_SCHED_STATE_EDGE_PROB_CUTOFF): New.
3517 * doc/invoke.texi (--param): Document it.
3518 * haifa-sched.c (schedule_block): New arg init_state. Use it to
3519 initialize state if nonnull. All callers changed.
3520 Call advance_one_cycle after scheduling.
3522 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
3525 * doc/invoke.texi (AVR Options): Remove -mshort-calls.
3526 * config/avr/avr.opt (-mshort-calls): Remove option.
3527 * config/avr/avr.h (AVR_HAVE_JMP_CALL): Don't depend on
3530 2012-10-08 Oleg Endo <olegendo@gcc.gnu.org>
3533 * config/sh/sh.md (one_cmplsi2): Make insn_and_split. Add manual
3534 combine matching for an insn sequence where a ge:SI pattern
3537 2012-10-08 Dodji Seketeli <dodji@redhat.com>
3539 PR c++/53528 C++11 attribute support
3540 * plugin.h (register_scoped_attributes): Declare new function.
3541 * tree.h (enu attribute_flags::ATTR_FLAG_CXX_11): New flag.
3542 (lookup_scoped_attribute_spec, cxx_11_attribute_p)
3543 (get_attribute_name, get_attribute_namespace): Declare new functions.
3544 (struct attribute_spec): Remove const qualifier from the members.
3545 * tree.c (comp_type_attributes, private_lookup_attribute)
3546 (lookup_ident_attribute, remove_attribute, merge_attribute)
3547 (attribute_hash_list, attribute_list_contained): Use
3549 * attribs.c (decl_attributes): Don't crash on error_mark_node.
3550 Forbid c++11 attributes appertaining to type-specifiers.
3551 (attribute_hash): Remove global variable.
3552 (attributes_table): New global variable.
3553 (find_attribute_namespace, register_scoped_attribute): New static
3555 (register_scoped_attributes, lookup_scoped_attribute_spec)
3556 (cxx11_attribute_p, get_attribute_name, get_attribute_namespace):
3557 New public functions.
3558 (init_attributes): Register all the GNU attributes into the "gnu"
3560 (register_attribute): Use register_scoped_attribute to register
3561 the attribute into the "gnu" namespace.
3562 (lookup_attribute_spec): Use lookup_scoped_attribute_spec to
3563 lookup the attribute in the "gnu" namespace.
3564 (decl_attributes): Use new get_attribute_namespace and
3565 lookup_scoped_attribute_spec to consider attribute namespaces when
3566 looking up attributes. When operating in c++-11 mode, pass flag
3567 ATTR_FLAG_CXX11 to the spec handler.
3569 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
3572 * config/avr/avr.md (*add<mode>3, add<mode>3, addpsi3): Make
3573 constraint alternative "r,0,r" slighly more expensive.
3574 (sub<mode>3, andqi3, andhi3, andpsi3, andsi3): Ditto.
3575 (iorqi3, iorhi3, iorpsi3, iorsi3): Ditto.
3576 (xorhi3, xorpsi3, xorsi3): Ditto.
3578 2012-10-08 Oleg Endo <olegendo@gcc.gnu.org>
3581 * config/sh/sh.md (*mov<mode>_gbr_load, *mov<mode>_gbr_store): New
3582 insns and accompanying unnamed splits.
3583 * config/sh/predicates.md (general_movsrc_operand,
3584 general_movdst_operand): Reject GBR addresses.
3585 * config/sh/sh-protos.h (sh_find_equiv_gbr_addr): New declaration.
3586 * config/sh/sh.c (sh_address_cost, sh_legitimate_address_p,
3587 sh_secondary_reload): Handle GBR addresses.
3588 (base_reg_disp): New class.
3589 (sh_find_base_reg_disp, sh_find_equiv_gbr_addr): New functions.
3591 2012-10-08 Hans-Peter Nilsson <hp@bitrange.com>
3593 * config/mmix/mmix.c (mmix_output_octa): Don't assume
3594 HOST_WIDEST_INT_PRINT_HEX starts with "0x". Instead use
3595 HOST_WIDE_INT_PRINT_HEX_PURE, falling back to
3596 HOST_WIDEST_INT_PRINT_UNSIGNED.
3598 2012-10-07 Richard Sandiford <rdsandiford@googlemail.com>
3600 * machmode.h (GET_MODE_UNIT_PRECISION): New macro.
3601 * simplify-rtx.c (simplify_truncation): New function,
3602 extracted from simplify_subreg and (in small part) from
3603 simplify_unary_operation_1.
3604 (simplify_unary_operation_1) <TRUNCATE>: Use it. Remove sign bit
3605 test for !TRULY_NOOP_TRUNCATION_MODES_P.
3606 (simplify_subreg): Use simplify_truncate for lowpart subregs
3607 where both the inner and outer modes are scalar integers.
3608 * config/mips/mips.c (mips_truncated_op_cost): New function.
3609 (mips_rtx_costs): Adjust test for BADDU.
3610 * config/mips/mips.md (*baddu_di<mode>): Push truncates to operands.
3612 2012-10-07 Jan Hubicka <jh@suse.cz>
3614 * ipa-inline-analysis.c (do_estimate_edge_time): Return actual
3615 time spent by the inlined sequence.
3616 (do_estimate_edge_growth): Rename to ...
3617 (do_estimate_edge_time): ... this one; return size of inlined sequence.
3618 * ipa-inline.h (do_estimate_edge_size): New.
3619 (do_estimate_edge_growth): Remove.
3620 (estimate_edge_size): New function.
3621 (estimate_edge_growth): Use it.
3623 2012-10-07 Jan Hubicka <jh@suse.cz>
3625 * lto-cgraph.c (lto_symtab_encoder_new): New parameter FOR_INPUT.
3626 (lto_symtab_encoder_delete): Update.
3627 (lto_symtab_encoder_encode): Update.
3628 (compute_ltrans_boundary): Update.
3629 (input_symtab): Update.
3630 * lto-streamer.h (lto_symtab_encoder_new): Update.
3632 2012-10-07 Richard Sandiford <rdsandiford@googlemail.com>
3634 * config/mips/mips-protos.h (mips_split_type): New enum.
3635 (mips_split_64bit_move_p, mips_split_doubleword_move): Delete.
3636 (mips_split_move_p, mips_split_move, mips_split_move_insn_p)
3637 (mips_split_move_insn): Declare.
3638 * config/mips/mips.c (mips_tuning_info): New variable.
3639 (mips_load_store_insns): Use mips_split_move_insn_p instead of
3640 mips_split_64bit_move_p.
3641 (mips_emit_move_or_split, mips_mult_move_p): New functions.
3642 (mips_split_64bit_move_p): Rename to...
3643 (mips_split_move_p): ...this and take a mips_split_type argument.
3644 Generalize to all moves. Call mips_mult_move_p.
3645 (mips_split_doubleword_move): Rename to...
3646 (mips_split_move): ...this and take a mips_split_type argument.
3647 Assert that mips_split_move_p holds.
3648 (mips_insn_split_type, mips_split_move_insn_p, mips_split_move_insn):
3650 (mips_output_move): Use mips_split_move_p instead of
3651 mips_split_64bit_move_p. Handle MULT $0, $0 moves.
3652 (mips_save_reg): Use mips_emit_move_or_split.
3653 (mips_sim_reset): Assign to curr_state. Call targetm.sched.init
3655 (mips_sim_init): Call targetm.sched.init_dfa_pre_cycle_insn and
3656 targetm.sched.init_dfa_post_cycle_insn, if defined.
3657 (mips_sim_next_cycle): Assign to curr_state. Use advance_state
3658 instead of state_transition.
3659 (mips_sim_issue_insn): Assign to curr_state. Use
3660 targetm.sched.variable_issue to see how many more insns can be issued.
3661 (mips_seq_time, mips_mult_zero_zero_cost)
3662 (mips_set_fast_mult_zero_zero_p, mips_set_tuning_info)
3663 (mips_expand_to_rtl_hook): New functions.
3664 (TARGET_EXPAND_TO_RTL_HOOK): Define.
3665 * config/mips/mips.md (move_type): Add imul.
3666 (type): Map imul move_types to imul.
3667 (*movdi_32bit, *movti): Add imul alternatives.
3668 Use mips_split_move_insn_p and mips_split_move_insn instead of
3669 mips_split_64bit_move_p and mips_split_doubleword_move in move
3672 2012-10-06 Segher Boessenkool <segher@kernel.crashing.org>
3674 * config/rs6000/rs6000.c (print_operand) ['A']: Delete.
3676 2012-10-06 Paolo Carlini <paolo.carlini@oracle.com>
3679 * ginclude/stdint-wrap.h: In C++11 if __STDC_HOSTED__ define
3680 __STDC_LIMIT_MACROS and __STDC_CONSTANT_MACROS.
3681 * ginclude/stdint-gcc.h: In C++11 unconditionally define
3682 limit and constant macros.
3684 2012-10-06 Paolo Carlini <paolo.carlini@oracle.com>
3687 * ginclude/stddef.h: In C++11 mode declare nullptr_t in the global
3690 2012-10-06 Jan Hubicka <jh@suse.cz>
3694 * lto-streamer-out.c (produce_symtab): Cleanup; drop v1 API hack.
3696 2012-10-06 Dehao Chen <dehao@google.com>
3699 * gimple-low.c (lower_stmt): Set the block for call args.
3701 2012-10-06 Jan Hubicka <jh@suse.cz>
3703 * doc/invoke.texi (-fprofile-report): Document.
3704 * common.opt (-fprofile-report): New option.
3705 * toplev.c (finalize): Call dump_profile_report.
3706 * toplev.h (profile_report): Declare.
3707 * passes.c (profile_record): New static var.
3708 (check_profile_consistency): New function.
3709 (dump_profile_record): New function.
3710 (execute_one_ipa_transform_pass): Call check_profile_consistency.
3711 (execute_one_pass): Likewise.
3713 2012-10-06 Jan Hubicka <jh@suse.cz>
3716 * lto-streamer.h (lto_symtab_register_decl, lto_symtab_get_resolution,
3717 lto_mark_nothrow_fndecl, lto_fixup_nothrow_decls): Remove.
3718 * lto-symtab.c (lto_symtab_register_decl): Remove.
3720 2012-10-06 Andreas Schwab <schwab@linux-m68k.org>
3722 PR rtl-optimization/54739
3723 * config/m68k/m68k.md (anddi3, iordi3, xordi3, one_cmpldi2): Remove.
3725 2012-10-06 Oleg Endo <olegendo@gcc.gnu.org>
3728 * config/sh/sh.md (define_constants): Add UNSPECV_GBR.
3729 (get_thread_pointer, set_thread_pointer): New expanders.
3730 (load_gbr): Rename to store_gbr. Remove GBR_REG use.
3731 (store_gbr): New insn.
3732 * config/sh/sh.c (prepare_move_operands): Use gen_store_gbr instead of
3733 gen_load_gbr in TLS_MODEL_LOCAL_EXEC case.
3734 (sh1_builtin_p): New function.
3735 (signature_args): Add SH_BLTIN_VP.
3736 (bdesc): Add __builtin_thread_pointer and __builtin_set_thread_pointer.
3738 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3740 PR rtl-optimization/54739
3741 * config/pa/pa.md: Remove DImode and, not and, ior and xor patterns
3742 for 32-bit targets. Adjust expanders.
3744 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
3746 2012-10-05 Oleg Endo <olegendo@gcc.gnu.org>
3748 * config/sh/sh.c (builtin_description): Add is_enabled member.
3749 (shmedia_builtin_p): New function.
3750 (bdesc): Use shmedia_builtin_p for existing built-ins.
3751 (sh_media_init_builtins, sh_init_builtins): Merge into single function
3752 sh_init_builtins. Add is_enabled checking. Move variable declarations
3753 to where they are actually used.
3754 (sh_media_builtin_decl, sh_builtin_decl): Merge into single function
3755 sh_builtin_decl. Add is_enabled checking.
3756 (sh_expand_builtin): Move variable declarations to where they are
3759 2012-10-05 Jakub Jelinek <jakub@redhat.com>
3761 * tree-inline.c (expand_call_inline): Move VAR_DECLs with
3762 PARM_DECL origins from remapped DECL_INITIAL's BLOCK_VARS
3763 into id->block's BLOCK_VARS.
3766 * ipa-split.c (split_function): Add debug args and debug source
3767 and normal stmts for args_to_skip which are gimple regs.
3768 * tree-inline.c (copy_debug_stmt): When inlining, adjust source
3769 debug bind stmts to debug binds of corresponding DEBUG_EXPR_DECL.
3771 2012-10-05 Georg-Johann Lay <avr@gjlay.de>
3773 * config/avr/avr.md: Fix indentations of insn C snippets.
3775 2012-10-05 Richard Guenther <rguenther@suse.de>
3778 * tree-ssa-live.c (clear_unused_block_pointer_1): Look at
3779 DECL_DEBUG_EXPR again.
3781 2012-10-05 Jan Hubicka <jh@suse.cz>
3782 Jakub Jelinek <jakub@redhat.com>
3784 PR tree-optimization/33763
3785 * tree-inline.c (expand_call_inline): Silently ignore always_inline
3786 attribute for redefined extern inline functions.
3788 2012-10-04 Jan Hubicka <jh@suse.cz>
3790 * tree-vectorizer.h (vect_estimate_min_profitable_iters): Remove.
3791 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Declare here.
3792 (vect_analyze_loop_operations): Use loop count estimate to rule out
3793 unprofitable vectorization.
3794 (vect_estimate_min_profitable_iters): Return
3795 ret_min_profitable_estimate.
3797 2012-10-05 Jakub Jelinek <jakub@redhat.com>
3799 PR tree-optimization/54810
3800 * tree-vrp.c (register_edge_assert_for_2): Handle
3801 NAME = (unsigned) NAME2; if (NAME cmp CST) for
3802 narrowing casts to unsigned integral type like
3803 NAME = NAME2 & CST2; if (NAME cmp CST) where CST2
3804 is the max value of the unsigned integral type.
3806 2012-10-04 Jeff Law <law@redhat.com>
3809 * config/h8300/h8300.c (h8300_rtx_costs): Fix typo in CONST_INT case.
3811 2012-10-04 Jason Merrill <jason@redhat.com>
3813 * config/rs6000/rs6000.c (rs6000_code_end): Protect the use of
3814 ASM_WEAKEN_DECL with #if RS6000_WEAK.
3816 2012-10-04 Basile Starynkevitch <basile@starynkevitch.net>
3818 * gengtype.c (walk_type): Emit mark_hook when inside a
3819 struct of a union member.
3821 2012-10-04 Georg-Johann Lay <avr@gjlay.de>
3823 * config/avr/predicates.md (flash_operand): New predicate.
3824 * config/avr/avr.md (reload_in<mode>): Use it in operand 1 instead
3827 2012-10-04 Tobias Burnus <burnus@net-b.de>
3829 * gcc.c (record_temp_file, add_sysrooted_prefix, process_command,
3830 do_self_spec, compare_debug_dump_opt_spec_function): Plug memleaks.
3831 (do_spec_1): Ditto, fix out-of-bound access.
3832 * opts.c (common_handle_option): Plug memleak.
3834 2012-10-04 Jason Merrill <jason@redhat.com>
3836 * config/darwin.c (darwin_assemble_visibility): Treat
3837 VISIBILITY_INTERNAL as hidden.
3839 * config/darwin-c.c (find_subframework_file): Add missing const.
3840 (framework_construct_pathname): Likewise.
3842 2012-10-04 Florian Weimer <fweimer@redhat.com>
3844 * doc/cpp.texi (Pragmas): Document #pragma GCC warning, #pragma
3847 2012-10-04 Richard Guenther <rguenther@suse.de>
3850 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
3851 cleaning up the CFG.
3853 2012-10-04 Richard Guenther <rguenther@suse.de>
3856 * tree-streamer-out.c (write_ts_block_tree_pointers): For
3857 inlined functions outer scopes write the ultimate origin
3858 as BLOCK_ABSTRACT_ORIGIN and BLOCK_SOURCE_LOCATION.
3859 Do not stream the fragment chains.
3860 * tree-streamer-in.c (lto_input_ts_block_tree_pointers): Likewise.
3861 * dwarf2out.c (gen_subprogram_die): Handle NULL DECL_INITIAL.
3862 (dwarf2out_decl): Always output DECL_ABSTRACT function decls.
3864 2012-10-04 Arnaud Charlet <charlet@adacore.com>
3866 * dumpfile.h, dumpfile.c: Remove TDI_ada.
3868 2012-10-04 Yuri Rumyantsev <ysrumyan@gmail.com>
3870 * config/i386/i386.c (ix86_dep_by_shift_count_body) : Add
3871 check on reload_completed since it can be invoked before
3872 register allocation phase in pre-reload schedule.
3873 (ia32_multipass_dfa_lookahead) : Do not use dfa_lookahead for
3874 pre-reload schedule to save compile time.
3875 (ix86_sched_reorder) : Do not perform ready list reordering for
3876 pre-reload schedule to save compile time.
3877 (insn_is_function_arg) : New function. Returns true if lhs of insn is
3878 HW function argument register.
3879 (add_parameter_dependencies) : New function. Add output dependencies
3880 for chain of function adjacent arguments if only there is a move to
3881 likely spilled HW registers. Return first argument if at least one
3882 dependence was added or NULL otherwise.
3883 (avoid_func_arg_motion) : New function. Add output or anti dependency
3884 from insn to first_arg to restrict code motion.
3885 (add_dependee_for_func_arg) : New function. Avoid cross block motion of
3886 function argument through adding dependency from the first non-jump
3888 (ix86_dependencies_evaluation_hook) : New function. Hook for
3889 pre-reload schedule: avoid motion of function arguments passed in
3890 likely spilled HW registers.
3891 (ix86_adjust_priority) : New function. Hook for pre-reload schedule:
3892 set priority of moves from likely spilled HW registers to maximum to
3893 schedule them as soon as possible.
3894 (ix86_sched_init_global): Do not perform multipass scheduling for
3895 pre-reload schedule to save compile time.
3897 2012-10-04 Uros Bizjak <ubizjak@gmail.com>
3899 * configure.ac (noexception_flags): Add -fasynchronous-unwind-tables.
3900 * configure: Regenerate.
3902 2012-10-04 Kaz Kojima <kkojima@gcc.gnu.org>
3904 * config/sh/sh.c (sh_can_use_simple_return_p): Return false for
3905 SHmedia and SHcompact using call cookie.
3906 * config/sh/sh.md (epilogue): Emit non-inlined return insns for
3907 SHmedia and SHcompact using call cookie.
3909 2012-10-03 Oleg Endo <olegendo@gcc.gnu.org>
3912 * config/sh/sh.md (*mov_t_msb_neg): New insn and two accompanying
3913 unnamed split patterns.
3915 2012-10-03 Oleg Endo <olegendo@gcc.gnu.org>
3918 * config/sh/sh.c (parse_validate_atomic_model_option): Handle name
3919 strings in sh_atomic_model.
3920 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Move macro implementation
3922 * config/sh/sh-c.c (sh_cpu_cpp_builtins): ... this new function.
3923 Add __SH1__ and __SH2__ defines. Add __SH_ATOMIC_MODEL_*__ define.
3924 * config/sh/sh-protos.h (sh_atomic_model): Add name and cdef_name
3926 (sh_cpu_cpp_builtins): Declare new function.
3928 2012-10-03 Dehao Chen <dehao@google.com>
3931 * tree-cfg.c (move_block_to_fn): Update lexical block for phi_args.
3933 2012-10-03 Vladimir Makarov <vmakarov@redhat.com>
3935 * reginfo.c (max_regno_since_last_resize): New.
3936 (reg_preferred_class, reg_alternate_class): Add assert.
3937 (allocate_reg_info): Initialize allocated reg info.
3938 (resize_reg_info): Make bigger reg_info and initialize new memory.
3939 (reginfo_init): Initialize max_regno_since_last_resize.
3940 (setup_reg_classes): Change assert.
3942 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
3944 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
3945 in SSE and YMM state support check for -march=native.
3947 2012-10-03 Nick Clifton <nickc@redhat.com>
3949 * config/rx/rx.c (struct decl_chain): New local structure.
3950 (warned_decls): New local variable. Contains a stack of decls for
3951 which warnings have been issued.
3952 (add_warned_decl): Adds a decl to the stack.
3953 (already_warned): Returns true if a given decl is on the stack.
3954 (rx_set_current_function): Issue a warning if multiple fast
3955 interrupt handlers are defined.
3956 * config/rx/rx.opt (mwarn-multiple-fast-interrupts): New option.
3957 * doc/invoke.texi: Document the option.
3959 2012-10-03 Mark Kettenis <kettenis@openbsd.org>
3961 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
3962 default_use_cxa_atexit to yes.
3964 2012-10-03 Jakub Jelinek <jakub@redhat.com>
3966 PR rtl-optimization/54792
3967 * sched-deps.c (find_modifiable_mems): Scan also TAIL insn.
3969 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
3972 * doc/invoke.texi: Document -mprefer-avx128.
3974 2012-10-02 Andrew Pinski <apinski@cavium.com>
3976 * simplify-rtx.c (simplify_unary_operation_1 <case TRUNCATE>):
3977 Don't optimize a truncate of a mem if it is a vector mode.
3979 2012-10-02 Alexandre Oliva <aoliva@redhat.com>
3982 * Makefile.in (VALTRACK_H): Add hash-table.h.
3983 * valtrack.h: Include hash-table.h.
3984 (struct dead_debug_global_entry): New.
3985 (struct dead_debug_hash_descr): New.
3986 (struct dead_debug_global): New.
3987 (struct dead_debug): Rename to...
3988 (struct dead_debug_local): ... this. Adjust all uses.
3989 (dead_debug_global_init, dead_debug_global_finish): New.
3990 (dead_debug_init): Rename to...
3991 (dead_debug_local_init): ... this. Adjust all callers.
3992 (dead_debug_finish): Rename to...
3993 (dead_debug_local_finish): ... this. Adjust all callers.
3994 * valtrack.c (dead_debug_global_init): New.
3995 (dead_debug_init): Rename to...
3996 (dead_debug_local_init): ... this. Take global parameter.
3997 Save it and initialize used bitmap from it.
3998 (dead_debug_global_find, dead_debug_global_insert): New.
3999 (dead_debug_global_replace_temp): New.
4000 (dead_debug_promote_uses): New.
4001 (dead_debug_finish): Rename to...
4002 (dead_debug_local_finish): ... this. Promote remaining uses.
4003 (dead_debug_global_finish): New.
4004 (dead_debug_add): Try to replace global temps first.
4005 (dead_debug_insert_temp): Support global replacements.
4006 * dce.c (word_dce_process_block, dce_process_block): Add
4007 global_debug parameter. Pass it on.
4008 (fast_dce): Initialize, pass on and finalize global_debug.
4009 * df-problems.c (df_set_unused_notes_for_mw): Adjusted.
4010 (df_create_unused_notes, df_note_bb_compute): Likewise.
4011 (df_note_compute): Justify local-only dead debug analysis.
4013 2012-10-02 Alexandre Oliva <aoliva@redhat.com>
4016 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
4019 2012-10-02 Alexandre Oliva <aoliva@redhat.com>
4022 * var-tracking.c (vt_add_function_parameter): Bail if
4025 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
4028 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
4029 (XSTATE_FP): Likewise.
4030 (XSTATE_SSE): Likewise.
4031 (XSTATE_YMM): Likewise.
4032 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
4033 SSE and YMM states aren't supported.
4035 2012-10-02 Richard Sandiford <rdsandiford@googlemail.com>
4037 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el): Merge into...
4038 (*baddu_si): ...this new pattern.
4040 2012-10-02 Richard Sandiford <rdsandiford@googlemail.com>
4042 * ira-int.h (target_ira_int): Add x_ira_useful_class_mode_regs.
4043 (ira_useful_class_mode_regs): New macro.
4044 * ira.c (clarify_prohibited_class_mode_regs): Set up
4045 ira_useful_class_mode_regs.
4046 * ira-color.c (setup_profitable_hard_regs): Use it to initialise
4047 profitable_hard_regs.
4049 2012-10-02 Richard Sandiford <rdsandiford@googlemail.com>
4051 * ira.h (target_ira): Add x_ira_class_singleton.
4052 (ira_class_singleton): New macro.
4053 * ira.c (setup_prohibited_class_mode_regs): Set up ira_class_singleton.
4054 * ira-build.c (update_conflict_hard_reg_costs): Use
4055 ira_class_singleton to check for classes with a single
4056 allocatable register.
4057 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Likewise.
4058 (single_reg_class): Likewise. When more than one class is specified,
4059 check whether they have the same singleton register.
4060 (process_single_reg_class_operands): Require single_reg_class
4061 to return NO_REGS or a class with a single allocatable register.
4062 Obtain that register from ira_class_singleton.
4064 2012-10-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4066 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
4067 -mcpu=<xxx> is not specified and the compiler is not configured
4068 using --with-cpu=<xxx>, use the bits from the TARGET_DEFAULT to
4069 set the initial options.
4071 2012-10-02 Sharad Singhai <singhai@google.com>
4074 * tree-vect-stmts.c (vectorizable_operation): Add missing return.
4076 2012-10-02 David Edelsohn <dje.gcc@gmail.com>
4078 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
4079 set TARGET_ALTIVEC_VRSAVE for TARGET_ELF.
4080 (rs6000_stack_info): Only set vrsave_mask if TARGET_ALTIVEC_VRSAVE.
4082 2012-10-02 Jakub Jelinek <jakub@redhat.com>
4084 PR tree-optimization/54713
4085 * expr.c (categorize_ctor_elements_1): Don't assume purpose is
4087 * tree-cfg.c (verify_gimple_assign_single): Add verification of
4088 vector CONSTRUCTORs.
4089 * tree-ssa-sccvn.c (vn_reference_lookup_3): For VECTOR_TYPE
4090 CONSTRUCTORs, don't do anything if element type is VECTOR_TYPE,
4091 and don't check index.
4092 * tree-vect-slp.c (vect_get_constant_vectors): VIEW_CONVERT_EXPR ctor
4093 elements first if their type isn't compatible with vector element type.
4095 2012-10-02 Eric Botcazou <ebotcazou@adacore.com>
4097 * tree.h (DECL_NONLOCAL_FRAME): New macro.
4098 * tree-nested.c (get_frame_type): Set DECL_NONLOCAL_FRAME.
4099 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Stream in
4100 DECL_NONLOCAL_FRAME flag.
4101 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Stream out
4102 DECL_NONLOCAL_FRAME flag.
4104 2012-10-02 Marc Glisse <marc.glisse@inria.fr>
4106 * tree-ssa-forwprop.c (forward_propagate_into_cond): Don't use
4107 boolean_type_node for vectors.
4109 2012-10-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4111 * config/rs6000/rs6000.c (toplevel): Include dumpfile.h.
4112 (rs6000_density_test): Rework to accommodate 09-30 change by
4115 * config/rs6000/t-rs6000 (rs6000.o): Add dumpfile.h dependency.
4117 2012-10-01 Dehao Chen <dehao@google.com>
4120 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Use
4121 LOCATION_LOCUS to compare with UNKNOWN_LOCATION.
4122 (slpeel_tree_peel_loop_to_edge): Likewise.
4123 * tree-vectorizer.c (vectorize_loops): Likewise.
4125 2012-10-01 Andrew MacLeod <amacleod@redhat.com>
4128 * optabs.c (expand_atomic_fetch_op_no_fallback): New. Factored code
4129 from expand_atomic_fetch_op.
4130 (expand_atomic_fetch_op): Try atomic_{add|sub} operations in terms of
4131 the other one if direct opcode fails.
4133 2012-10-01 Uros Bizjak <ubizjak@gmail.com>
4135 PR rtl-optimization/54457
4136 * simplify-rtx.c (simplify_subreg):
4137 Simplify (subreg:M (op:N ((x:N) (y:N)), 0)
4138 to (op:M (subreg:M (x:N) 0) (subreg:M (x:N) 0)), where
4139 the outer subreg is effectively a truncation to the original mode M.
4141 2012-10-01 Richard Guenther <rguenther@suse.de>
4143 * builtins.def (ATTR_MATHFN_FPROUNDING): Do not use no-vops
4144 with -frounding-math.
4145 * builtin-attrs.def (ATTR_PURE_NOTHROW_NOVOPS_LIST): Remove.
4146 (ATTR_PURE_NOTHROW_NOVOPS_LEAF_LIST): Likewise.
4148 2012-10-01 Eric Botcazou <ebotcazou@adacore.com>
4150 * tree.h (copy_mem_ref_info): Delete.
4151 * tree-ssa-address.c (copy_mem_ref_info): Likewise.
4152 (maybe_fold_tmr): Copy flags manually.
4153 * tree-ssa-loop-im.c (simple_mem_ref_in_stmt): Rewrite.
4155 2012-10-01 Marc Glisse <marc.glisse@inria.fr>
4157 * simplify-rtx.c (simplify_binary_operation_1) <VEC_SELECT>:
4158 Detect the identity.
4159 <VEC_CONCAT>: Handle VEC_SELECTs from the same vector.
4161 2012-10-01 Oleg Endo <olegendo@gcc.gnu.org>
4164 * config/sh/sh.opt (matomic-model): New option.
4165 (msoft-atomic): Mark as deprecated and alias to
4166 matomic-model=soft-gusa.
4167 (mhard-atomic): Delete.
4168 * config/sh/predicates.md (gbr_displacement): New predicate.
4169 * config/sh/sh-protos.h (sh_atomic_model): New struct.
4170 (selected_atomic_model): New declaration.
4171 (TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT, TARGET_ATOMIC_SOFT_GUSA,
4172 TARGET_ATOMIC_HARD_LLCS, TARGET_ATOMIC_SOFT_TCB,
4173 TARGET_ATOMIC_SOFT_TCB_GBR_OFFSET_RTX, TARGET_ATOMIC_SOFT_IMASK):
4175 * config/sh/linux.h (SUBTARGET_OVERRIDE_OPTIONS): Adapt setting to
4176 default atomic model.
4177 * config/sh/sh.c (selected_atomic_model_): New global variable.
4178 (selected_atomic_model, parse_validate_atomic_model_option): New
4180 (sh_option_override): Replace atomic selection checks with call to
4181 parse_validate_atomic_model_option.
4182 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
4183 UNSUPPORTED_HARD_ATOMIC_CPU): Delete.
4184 (DRIVER_SELF_SPECS): Remove atomic checks.
4185 config/sh/sync.md: Update documentation comments.
4186 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
4187 atomic_fetch_<fetchop_name><mode>, atomic_fetch_nand<mode>,
4188 atomic_<fetchop_name>_fetch<mode>, atomic_nand_fetch<mode>): Use
4189 TARGET_ATOMIC_ANY as condition. Add TARGET_ATOMIC_STRICT check for
4190 SH4A case. Handle new TARGET_ATOMIC_SOFT_TCB and
4191 TARGET_ATOMIC_SOFT_IMASK cases.
4192 (atomic_test_and_set): Handle new TARGET_ATOMIC_SOFT_TCB and
4193 TARGET_ATOMIC_SOFT_IMASK cases.
4194 (atomic_compare_and_swapsi_hard, atomic_exchangesi_hard,
4195 atomic_fetch_<fetchop_name>si_hard, atomic_fetch_nandsi_hard,
4196 atomic_<fetchop_name>_fetchsi_hard, atomic_nand_fetchsi_hard):
4197 Add TARGET_ATOMIC_STRICT check.
4198 (atomic_compare_and_swap<mode>_hard, atomic_exchange<mode>_hard,
4199 atomic_fetch_<fetchop_name><mode>_hard, atomic_fetch_nand<mode>_hard,
4200 atomic_<fetchop_name>_fetch<mode>_hard, atomic_nand_fetch<mode>_hard,
4201 atomic_test_and_set_hard): Use TARGET_ATOMIC_HARD_LLCS condition.
4202 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
4203 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
4204 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
4205 atomic_test_and_set_soft): Append _gusa to the insn names and use
4206 TARGET_ATOMIC_SOFT_GUSA as condition.
4207 (atomic_compare_and_swap<mode>_soft_tcb,
4208 atomic_exchange<mode>_soft_tcb,
4209 atomic_fetch_<fetchop_name><mode>_soft_tcb,
4210 atomic_fetch_nand<mode>_soft_tcb,
4211 atomic_<fetchop_name>_fetch<mode>_soft_tcb,
4212 atomic_nand_fetch<mode>_soft_tcb, atomic_test_and_set_soft_tcb):
4214 (atomic_compare_and_swap<mode>_soft_imask,
4215 atomic_exchange<mode>_soft_imask,
4216 atomic_fetch_<fetchop_name><mode>_soft_imask,
4217 atomic_fetch_nand<mode>_soft_imask,
4218 atomic_<fetchop_name>_fetch<mode>_soft_imask,
4219 atomic_nand_fetch<mode>_soft_imask, atomic_test_and_set_soft_imask):
4221 * doc/invoke.texi (SH Options): Document new matomic-model option.
4222 Remove msoft-atomic and mhard-atomic options.
4224 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4227 * config/s390/s390.c (s390_option_override): Add missing break.
4229 2012-09-30 Sharad Singhai <singhai@google.com>
4231 * dumpfile.c: New file with parts moved from tree-dump.c.
4232 (pflags): New variable.
4234 (alt_dump_file): Ditto.
4235 (dump_files): Update to include additional fields.
4236 (struct dump_option_value_info): Add additional entries.
4237 (get_dump_file_name): Use command line filename if available.
4238 (dump_open_alternate_stream): New function.
4240 (dump_gimple_stmt): Ditto.
4241 (dump_gimple_stmt_loc): Ditto.
4242 (dump_generic_expr): Ditto.
4243 (dump_generic_expr_loc): Ditto.
4244 (dump_printf): Ditto.
4245 (dump_printf_loc): Ditto.
4246 (dump_start): Ditto.
4247 (dump_finish): Ditto.
4248 (dump_begin): Ditto.
4249 (dump_enabled_p): Return true if either of the dump types is enabled.
4250 (dump_initialized_p): Return true if either type of dump is
4252 (dump_end): Do not close standard streams.
4253 (dump_enable_all): Handle filenames for regular dumps.
4254 (dump_switch_p_1): Handle command-line dump filenames.
4255 (opt_info_enable_all): New function.
4256 (opt_info_switch_p_1): Ditto.
4257 (opt_info_switch_p): Ditto.
4258 (dump_kind_p): Ditto.
4259 (dump_basic_block): Ditto.
4260 (dump_combine_total_stats): Ditto.
4261 (dump_remap_tree_vectorizer_verbose): Ditto.
4262 * gimple-pretty-print.h: Rename dump_gimple_stmt to
4263 pp_gimple_stmt_1. All callers updated.
4265 2012-09-30 Sharad Singhai <singhai@google.com>
4267 * doc/invoke.texi: Add documentation for the new -fopt-info option.
4268 * tree-dump.c: Move general dump file related functionality into
4269 dumpfile.c. Remove unneeded headers.
4270 * tree-dump.h: Move function declarations into dumpfile.h.
4271 * dumpfile.h: Include "line-map.h". Add defines for MSG flags.
4272 (struct dump_file_info): Move here from tree-dump.c. Rename flags
4273 to pflags, state to pstate, stream to pstream, filename to
4274 pfilename. All callers updated. Add alt_flags, alt_state,
4275 alt_filenmae, alt_stream.
4276 * tree-vectorizer.c: Include "dumpfile.h". Remove vect_dump.
4277 (vect_set_dump_settings): Remove.
4278 (vect_print_dump_info): Ditto.
4279 * tree-vectorizer.h: Remove declaration of vect_dump and
4280 vect_print_dump_info.
4281 * tree-vect-loop.c: Include "dumpfile.h". Use new dump style.
4282 * tree-vect-data-refs.c: Ditto.
4283 * tree-vect-stmts.c: Ditto.
4284 * tree-vect-slp.c: Ditto.
4285 * tree-vect-patterns.c: Ditto.
4286 * tree-vect-loop-manip.c: Ditto.
4287 * opts.c (vect_set_verbosity_level): Remove.
4288 (common_handle_option): Handle -fopt-info flag. Deprecate
4289 -ftree-vectorizer-verbose.
4290 * tree-parloops.c (gather_scalar_reductions): Remove reference to
4292 * flag-types.h: Remove vect_verbosity_levels.
4293 * common.opt: Add -fopt-info. Deprecate -ftree-vectorizer-verbose.
4294 * opts-global.c (dump_remap_tree_vectorizer_verbose): New function.
4295 (handle_common_deferred_options): Handle -fopt-info and
4296 -ftree-vectorizer-verbose.
4297 * Makefile.in: Add dumpfile.o.
4298 (tree-dump.o): Update dependencies.
4299 (tree-vect-loop.o): Ditto.
4300 (tree-vect-loop-manip.o): Ditto.
4301 (tree-vect-slp.o): Ditto.
4302 (tree-vect-stmts.o): Ditto.
4303 (tree-vectorizer.o): Ditto.
4305 * passes.c (finish_optimization_passes): Instead of using
4306 dump_begin/dump_end, use dump_start/dump_finish. Do not use dump_file.
4307 (pass_init_dump_file): Ditto.
4309 2012-09-30 Joern Rennecke <joern.rennecke@embecosm.com>
4311 PR rtl-optimization/38449:
4312 * hooks.c (hook_bool_const_rtx_const_rtx_true): New function.
4313 * hooks.h (hook_bool_const_rtx_const_rtx_true): Declare.
4314 * target.def: Merge in definitions and documentation for
4315 TARGET_CAN_FOLLOW_JUMP.
4316 * doc/tm.texi.in: Add documentation locations for the above.
4317 * doc/tm.texi: Regenerate.
4318 * reorg.c (follow_jumps): New parameters jump and crossing.
4319 Changed all callers.
4321 2012-09-30 Eric Botcazou <ebotcazou@adacore.com>
4323 * reorg.c (relax_delay_slots): Use delay_insn consistently.
4325 * config/sparc/sparc.c (gen_stack_pointer_dec): Delete.
4326 (sparc_expand_epilogue): Use gen_stack_pointer_inc and adjust.
4327 (sparc_flat_expand_epilogue): Likewise.
4328 (emit_and_preserve): Likewise.
4329 (sparc_fold_builtin): Fix thinko in latest change.
4331 2012-09-30 Andreas Schwab <schwab@linux-m68k.org>
4333 * config/m68k/m68k.md: Add names to bitfield insert and extract
4335 (*insv_8_16_reg): Remove constraints and conditions that assume
4336 that operand 0 could be a MEM.
4337 (*extzv_8_16_reg, *extv_8_16_reg): Likewise, for operand 1.
4339 2012-09-30 Jan Hubicka <jh@suse.cz>
4341 * cfgloop.c (scale_loop_profile): Move to...
4342 * cfgloopmanip.c (scale_loop_profile): .. here; use
4343 scale_loop_frequencies.
4344 (loopify): Use RDIV.
4346 2012-09-28 Jan Hubicka <jh@suse.cz>
4348 * tree-call-cdce.c (shrink_wrap_one_built_in_call): Update profile.
4350 2012-09-28 Jan Hubicka <jh@suse.cz>
4352 * function.c (dup_block_and_redirect): Update profile.
4354 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
4356 * config.gcc: Replace 'host' with 'target' when configuring for
4357 powerpc64*-*-freebsd.
4359 2012-09-29 Marc Glisse <marc.glisse@inria.fr>
4361 * tree.c (truth_type_for): New function.
4362 * tree.h (truth_type_for): Declare.
4363 * gimple-fold.c (and_comparisons_1): Call it.
4364 (or_comparisons_1): Likewise.
4365 * tree-ssa-forwprop.c (forward_propagate_into_cond): Don't use
4366 boolean_type_node for vectors.
4368 2012-09-28 Jan Hubicka <jh@suse.cz>
4370 * basic-block.h (RDIV): Define.
4371 (EDGE_FREQUENCY): Simplify.
4372 (check_probability, combine_probabilities, apply_probability,
4373 inverse_probability): New.
4374 * cfgloop.c (scale_loop_profile): New function.
4375 * cfgloop.h (scale_loop_profile): Declare.
4376 (slpeel_add_loop_guard): Add probability parameter.
4377 (set_prologue_iterations): Add probability parameter.
4378 (slpeel_tree_peel_loop_to_edge): Add bound1 and bound2 parameters;
4379 update probabilities correctly.
4380 (vect_do_peeling_for_alignment, vect_gen_niters_for_prolog_loop): New.
4382 2012-09-20 Bernd Schmidt <bernds@codesourcery.com>
4385 * sched-deps.c (parse_add_or_inc): Remove MINUS handling. Take
4386 STACK_GROWS_DOWNWARD into account.
4388 2012-09-28 Jakub Jelinek <jakub@redhat.com>
4391 * config/i386/predicates.md (nonimmediate_or_const_vector_operand):
4393 * config/i386/i386.c (ix86_expand_vector_logical_operator): New
4395 * config/i386/i386-protos.h (ix86_expand_vector_logical_operator): New
4397 * config/i386/sse.md (<code><mode>3 VI logic): Use it.
4399 PR tree-optimization/54713
4400 * fold-const.c (vec_cst_ctor_to_array): Give up if vector CONSTRUCTOR
4401 has vector elements.
4402 (fold_ternary_loc) <case BIT_FIELD_REF>: Likewise.
4403 * tree-vect-generic.c (vector_element): Don't rely on CONSTRUCTOR elts
4404 indexes. Use BIT_FIELD_REF if CONSTRUCTOR has vector elements.
4405 (lower_vec_perm): Use NULL_TREE CONSTRUCTOR indexes.
4407 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
4409 * config/avr/avr.md (adjust_len): Add lpm.
4410 (reload_in<mode>): Use avr_out_lpm for output. Use "lpm" for
4412 * config/avr/avr-protos.h (avr_out_lpm): New prototype.
4413 * config/avr/avr.c (avr_out_lpm): Make global.
4414 (adjust_insn_length): Handle ADJUST_LEN_LPM.
4416 2012-09-28 Richard Guenther <rguenther@suse.de>
4419 * lto-streamer-out.c (tree_is_indexable): Make PARM_DECLs global.
4420 (lto_output_tree_ref): Handle references to them.
4421 (output_function): Do not output function arguments again.
4422 * lto-streamer-in.c (input_function): Do not input arguments
4423 again, nor overwrite them.
4425 2012-09-28 Richard Guenther <rguenther@suse.de>
4427 * cgraph.h (symtab_node_base): Re-order and pack fields.
4429 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
4431 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
4433 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
4435 PR rtl-optimization/52543
4436 * config/avr/avr.c (avr_mode_dependent_address_p): Return true for
4437 all non-generic address spaces.
4438 (TARGET_SECONDARY_RELOAD): New hook define to...
4439 (avr_secondary_reload): ...this new static function.
4440 * config/avr/avr.md (reload_in<mode>): New insns.
4442 Undo r185605 (mostly):
4443 * config/avr/avr-protos.h (avr_load_lpm): Remove.
4444 * config/avr/avr.c (avr_load_libgcc_p): Don't restrict to __flash
4446 (avr_out_lpm): Also handle loads > 1 byte.
4447 (avr_load_lpm): Remove.
4448 (avr_find_unused_d_reg): New static function.
4449 (avr_out_lpm_no_lpmx): New static function.
4450 (adjust_insn_length): Remove ADJUST_LEN_LOAD_LPM.
4451 * config/avr/avr.md (unspec): Remove UNSPEC_LPM.
4452 (load_<mode>_libgcc): Use MEM instead of UNSPEC_LPM.
4453 (load_<mode>, load_<mode>_clobber): Remove.
4454 (mov<mode>): For multi-byte move from non-generic
4455 16-bit address spaces: Expand to *mov<mode> again.
4456 (load<mode>_libgcc): New expander.
4457 (split-lpmx): Remove split.
4459 2012-09-27 Dehao Chen <dehao@google.com>
4461 * tree.h (tree_constructor): Remove IS_UNKNOWN_LOCATION.
4462 (extern void protected_set_expr_location): Likewise.
4463 (function_args_iter_next): Likewise.
4464 (inlined_function_outer_scope_p): Likewise.
4465 * input.h (IS_UNKNOWN_LOCATION): Likewise.
4466 * fold-const.c (expr_location_or): Likewise.
4467 * lto-cgraph.c (output_node_opt_summary): Likewise.
4468 * dwarf2out.c (add_src_coords_attributes): Likewise.
4469 * tree-eh.c (lower_try_finally_dup_block): Likewise.
4470 * profile.c (branch_prob):
4471 * cfgexpand.c (expand_gimple_cond): Likewise.
4472 (expand_gimple_basic_block): Likewise.
4473 (construct_exit_block): Likewise.
4474 (gimple_expand_cfg): Likewise.
4475 * cfgcleanup.c (try_forward_edges): Likewise.
4476 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
4477 (dump_scope_block): Likewise.
4478 * ipa-prop.c (ipa_write_jump_function): Likewise.
4479 * rtl.h (extern void rtl_check_failed_flag): Likewise.
4480 * gimple.h (gimple_set_location): Likewise.
4481 (gimple_has_location): Likewise.
4482 * cfgrtl.c (unique_locus_on_edge_between_p): Likewise.
4483 (force_nonfallthru_and_redirect): Likewise.
4484 (fixup_reorder_chain): Likewise.
4485 (cfg_layout_merge_blocks): Likewise.
4487 2012-09-27 Meador Inge <meadori@codesourcery.com>
4489 * gcc-ar.c (main): Handle the returning of the sub-process error
4492 2012-09-27 Ulrich Weigand <ulrich.weigand@linaro.org>
4494 * lower-subreg.c (enum classify_move_insn): Rename
4495 SIMPLE_PSEUDO_REG_MOVE to DECOMPOSABLE_SIMPLE_MOVE.
4496 (find_decomposable_subregs): Update.
4497 (decompose_multiword_subregs): Add DECOMPOSE_COPIES parameter.
4498 Only mark pseudo-to-pseudo copies as DECOMPOSABLE_SIMPLE_MOVE
4499 if that parameter is true.
4500 (rest_of_handle_lower_subreg): Call decompose_multiword_subregs
4501 with DECOMPOSE_COPIES false.
4502 (rest_of_handle_lower_subreg2): Call decompose_multiword_subregs
4503 with DECOMPOSE_COPIES true.
4505 2012-09-27 Marek Polacek <polacek@redhat.com>
4507 * doc/gcov.texi (Gcov Data Files): Fix a typo.
4509 2012-09-27 Jakub Jelinek <jakub@redhat.com>
4512 * simplify-rtx.c (simplify_binary_operation_1): Perform
4513 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
4515 2012-09-27 Marc Glisse <marc.glisse@inria.fr>
4519 * doc/extend.texi (Vector Extensions): C++ improvements.
4520 Power of 2 size requirement.
4522 2012-09-27 Richard Guenther <rguenther@suse.de>
4525 * lto-symtab.c (resolution_guessed_p): Remove.
4526 (set_resolution_guessed): Likewise.
4527 (lto_symtab_register_decl): Remove assert.
4528 (lto_symtab_resolve_symbols): Do not alter symbol resolutions
4529 and return the prevailing symbol, checking for multiple prevailing
4531 (lto_symtab_merge_decls_1): Use the result from
4532 lto_symtab_resolve_symbols. Do not alter symbol resolutions.
4534 2012-09-26 Steve Ellcey <sellcey@mips.com>
4537 * doc/install.texi: Fix example.
4539 2012-09-26 Dehao Chen <dehao@google.com>
4541 * tree-ssa-live.c (clear_unused_block_pointer): Use explicitit (void)
4542 for function parameter.
4543 (remove_unused_locals): Don't use LOCATION_BLOCK if it is NULL.
4545 2012-09-26 Oleg Endo <olegendo@gcc.gnu.org>
4547 * doc/extend.texi (bswap Builtins): Change signed types to unsigned
4550 2012-09-26 Ian Lance Taylor <iant@google.com>
4552 * diagnostic.c (bt_callback): Cast pc when calling fprintf.
4554 2012-09-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4556 PR tree-optimization/54674
4557 * gimple-ssa-strength-reduction.c (analyze_increments): Don't
4558 introduce a multiplication with a pointer operand.
4560 2012-09-26 Georg-Johann Lay <avr@gjlay.de>
4563 * doc/tm.texi.in (TARGET_MODE_DEPENDENT_ADDRESS_P): Document new
4564 parameter addrspace.
4565 * doc/tm.texi: Regenerate.
4566 * target.def (mode_dependent_address_p): Add addr_space_t parameter.
4567 * targhooks.h (default_mode_dependent_address_p): Ditto.
4568 * targhooks.c (default_mode_dependent_address_p): Ditto.
4569 * expr.c (convert_move): Pass address space to
4570 mode_dependent_address_p.
4571 * combine.c (combine_simplify_rtx): Ditto.
4572 (make_extraction): Ditto.
4573 (simplify_shift_const_1): Ditto.
4574 (gen_lowpart_for_combine): Ditto.
4575 * lower-subreg.c (simple_move_operand): Ditto.
4576 * recog.c (simplify_while_replacing): Ditto.
4577 (offsettable_address_addr_space_p): Ditto.
4578 (mode_dependent_address_p): Ditto.
4579 * simplify-rtx.c (simplify_unary_operation_1): Ditto.
4580 (simplify_subreg): Ditto.
4581 * config/m68k/m68k.md: Ditto.
4582 * config/vax/vax.md: Ditto.
4583 * config/vax/constraints.md (Q): Ditto.
4584 * config/vax/predicates.md (indexed_memory_operand): Ditto.
4585 * config/alpha/alpha.c (alpha_mode_dependent_address_p): Add
4586 unused addr_space_t parameter.
4587 * config/avr/avr.c (avr_mode_dependent_address_p): Ditto.
4588 * config/h8300/h8300.c (h8300_mode_dependent_address_p): Ditto.
4589 * config/m32r/m32r.c (m32r_mode_dependent_address_p): Ditto.
4590 * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): Ditto.
4591 * config/rx/rx.c (rx_mode_dependent_address_p): Ditto.
4592 * config/sparc/sparc.c (sparc_mode_dependent_address_p): Ditto.
4593 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
4595 * config/vax/vax.c (vax_mode_dependent_address_p): Ditto.
4596 * config/xtensa/xtensa.c (xtensa_mode_dependent_address_p): Ditto.
4598 2012-09-26 Christophe Lyon <christophe.lyon@linaro.org>
4600 * tree-ssa-math-opts.c (bswap_stats): Add found_16bit field.
4601 (execute_optimize_bswap): Add support for builtin_bswap16.
4603 2012-09-26 Richard Guenther <rguenther@suse.de>
4605 * tree.h (DECL_IS_BUILTIN): Compare LOCATION_LOCUS.
4607 2012-09-26 Ian Lance Taylor <iant@google.com>
4609 * diagnostic.c: Include "demangle.h" and "backtrace.h".
4610 (bt_stop): New static array.
4611 (bt_callback, bt_err_callback): New static functions.
4612 (diagnostic_action_after_output): Call backtrace_full for DK_ICE.
4613 * Makefile.in (BACKTRACE): New variable.
4614 (BACKTRACEINC, LIBBACKTRACE): New variables.
4615 (BACKTRACE_H): New variable.
4616 (LIBDEPS, LIBS): Add $(LIBBACKTRACE).
4617 (INCLUDES): Add $(BACKTRACEINC).
4618 (diagnostic.o): Depend upon $(DEMANGLE_H) and $(BACKTRACE_H).
4620 2012-09-25 Segher Boessenkool <segher@kernel.crashing.org>
4624 * config/rs6000/rs6000.md (ne0si): Remove unnecessary
4625 earlyclobber. Merge with...
4628 (plus_ne0si): Merge with...
4629 (plus_ne0di): ... to...
4630 (plus_ne0_<mode>): New.
4631 (compare_plus_ne0si): Merge with...
4632 (compare_plus_ne0di)... to...
4633 (compare_plus_ne0_<mode>): New.
4634 (compare_plus_ne0_<mode>_1): New.
4635 (plus_ne0si_compare): Merge with...
4636 (plus_ne0di_compare)... to...
4637 (plus_ne0_<mode>_compare): New.
4639 2012-09-25 Oleg Endo <olegendo@gcc.gnu.org>
4642 * config/sh/constraints.md (Jhb): New constraint.
4643 * config/sh/predicates.md (negt_reg_shl31_operand): New predicate.
4644 * config/sh/sh.md (rotrsi3): New expander.
4645 (rotrsi3_1, *rotrsi3_1, *rotlsi3_1): New insns.
4646 (rotlsi3, rotlhi3): Use const_int_operand predicate instead of
4647 immediate_operand and remove CONST_INT_P checks in expansion code.
4648 (*rotcr): Cleanup variable usage. Handle preceding nott insn. Add
4649 split with swapped operands.
4650 (*rotcr_neg_t, *movt_msb, *negt_msb): New insns and splits.
4652 2012-09-25 Aldy Hernandez <aldyh@redhat.com>
4655 * trans-mem.c (expand_call_tm): Handle late built built-ins.
4657 2012-09-25 Georg-Johann Lay <avr@gjlay.de>
4660 * config/avr/avr-log.c (avr_double_int_pop_digit): Rewrite using
4661 double_int::udivmod.
4663 2012-09-25 Georg-Johann Lay <avr@gjlay.de>
4665 * config/avr/avr.c (avr_set_current_function): Check cfun->machine
4668 2012-09-25 Georg-Johann Lay <avr@gjlay.de>
4671 * config/avr/t-avr: Use ALL_COMPILERFLAGS instead of ALL_CFLAGS
4672 for sources compiled with COMPILER.
4674 2012-09-25 Richard Guenther <rguenther@suse.de>
4677 * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Do not merge
4678 cgraph nodes for builtins.
4680 2012-09-25 Jakub Jelinek <jakub@redhat.com>
4682 PR tree-optimization/54676
4683 * tree-vrp.c (set_and_canonicalize_value_range): Handle
4684 one bit precision properly.
4687 * configure.ac (CFLAGS, CXXFLAGS): Remove -Ofast or -Og properly.
4688 * configure: Regenerated.
4690 2012-09-25 Georg-Johann Lay <avr@gjlay.de>
4693 * config/avr/avr.c (avr_map_decompose): Use double_int::from_uhwi
4694 instead of uhwi_to_double_int.
4696 2012-09-25 Richard Guenther <rguenther@suse.de>
4698 * lto-symtab.c (lto_symtab_merge_decls_1): Properly merge
4701 2012-09-25 Richard Guenther <rguenther@suse.de>
4703 PR tree-optimization/53663
4704 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
4705 native encode/interpret translation on VN_WALKREWRITE.
4707 2012-09-24 Dehao Chen <dehao@google.com>
4709 * tree-cfg.c (move_stmt_op): Reset the expr block only when necessary.
4710 (move_block_to_fn): Reset the edge's goto block even
4711 when the goto locus is unknown.
4713 2012-09-24 Lawrence Crowl <crowl@google.com>
4715 * double-int.h (double_int::from_pair): New.
4716 (double_int::wide_mul_with_sign): New.
4717 (double_int::sub_with_overflow): New.
4718 (double_int::neg_with_overflow): New.
4719 (double_int::divmod_with_overflow): New.
4720 (shwi_to_double_int): Remove.
4721 (uhwi_to_double_int): Remove.
4722 (double_int_to_shwi): Remove.
4723 (double_int_to_uhwi): Remove.
4724 (double_int_fits_in_uhwi_p): Remove.
4725 (double_int_fits_in_shwi_p): Remove.
4726 (double_int_fits_in_hwi_p): Remove.
4727 (double_int_mul): Remove.
4728 (double_int_mul_with_sign): Remove.
4729 (double_int_add): Remove.
4730 (double_int_sub): Remove.
4731 (double_int_neg): Remove.
4732 (double_int_div): Remove.
4733 (double_int_sdiv): Remove.
4734 (double_int_udiv): Remove.
4735 (double_int_mod): Remove.
4736 (double_int_smod): Remove.
4737 (double_int_umod): Remove.
4738 (double_int_divmod): Remove.
4739 (double_int_sdivmod): Remove.
4740 (double_int_udivmod): Remove.
4741 (double_int_multiple_of): Remove.
4742 (double_int_setbit): Remove.
4743 (double_int_ctz): Remove.
4744 (double_int_not): Remove.
4745 (double_int_ior): Remove.
4746 (double_int_and): Remove.
4747 (double_int_and_not): Remove.
4748 (double_int_xor): Remove.
4749 (double_int_lshift): Remove.
4750 (double_int_rshift): Remove.
4751 (double_int_lrotate): Remove.
4752 (double_int_rrotate): Remove.
4753 (double_int_negative_p): Remove.
4754 (double_int_cmp): Remove.
4755 (double_int_scmp): Remove.
4756 (double_int_ucmp): Remove.
4757 (double_int_max): Remove.
4758 (double_int_smax): Remove.
4759 (double_int_umax): Remove.
4760 (double_int_min): Remove.
4761 (double_int_smin): Remove.
4762 (double_int_umin): Remove.
4763 (double_int_ext): Remove.
4764 (double_int_sext): Remove.
4765 (double_int_zext): Remove.
4766 (double_int_mask): Remove.
4767 (double_int_max_value): Remove.
4768 (double_int_min_value): Remove.
4769 (double_int_zero_p): Remove.
4770 (double_int_one_p): Remove.
4771 (double_int_minus_one_p): Remove.
4772 (double_int_equal_p): Remove.
4773 (double_int_popcount): Remove.
4774 (extern add_double_with_sign): Remove.
4775 (#define add_double): Remove.
4776 (extern neg_double): Remove.
4777 (extern mul_double_with_sign): Remove.
4778 (extern mul_double_wide_with_sign): Remove.
4779 (#define mul_double): Remove.
4780 (extern lshift_double): Remove.
4781 (extern div_and_round_double): Remove.
4782 * double-int.c (add_double_with_sign): Make static.
4783 (#defined add_double): Localized from header.
4784 (neg_double): Make static.
4785 (mul_double_with_sign): Make static.
4786 (mul_double_wide_with_sign): Make static.
4787 (#defined mul_double): Localized from header.
4788 (lshift_double): Make static.
4789 (div_and_round_double): Make static.
4790 (double_int::wide_mul_with_sign): New.
4791 (double_int::sub_with_overflow): New.
4792 (double_int::neg_with_overflow): New.
4793 (double_int::divmod_with_overflow): New.
4794 * emit-rtl.c (init_emit_once): Change to new double_int API.
4795 * explow.c (plus_constant): Likewise.
4796 * expmed.c (choose_multiplier): Likewise.
4797 * fold-const.c (#define OVERFLOW_SUM_SIGN): Remove.
4798 (int_const_binop_1): Change to new double_int API.
4799 (fold_div_compare): Likewise.
4800 (maybe_canonicalize_comparison): Likewise.
4801 (pointer_may_wrap_p): Likewise.
4802 (fold_negate_const): Likewise.
4803 (fold_abs_const): Likewise.
4804 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
4805 (simplify_const_binary_operation): Likewise.
4806 * tree-chrec.c (tree_fold_binomial): Likewise.
4807 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
4808 * config/sparc/sparc.c (sparc_fold_builtin): Likewise.
4809 * config/avr/avr.c (avr_double_int_push_digit): Likewise.
4810 (avr_map): Likewise.
4811 (avr_map_decompose): Likewise.
4812 (avr_out_insert_bits): Likewise.
4814 2012-09-24 Janis Johnson <janisjo@codesourcery.com>
4816 * doc/sourcebuild.texi (Selectors): Document the use of target
4817 and xfail used together.
4819 2012-09-24 Richard Guenther <rguenther@suse.de>
4822 * tree-ssa-live.c (clear_unused_block_pointer_1): Do not
4823 handle DECL_DEBUG_EXPR_IS_FROM here...
4824 (clear_unused_block_pointer): ... but here when walking all
4827 2012-09-24 Richard Guenther <rguenther@suse.de>
4829 PR tree-optimization/54684
4830 * tree-ssa-ccp.c (optimize_unreachable): Properly update stmts.
4832 2012-09-24 Marc Glisse <marc.glisse@inria.fr>
4834 * tree-ssa-forwprop.c: Include tree-ssa-propagate.h.
4835 (simplify_bitfield_ref): Handle constructors.
4836 * Makefile.in (tree-ssa-forwprop.o): Depend on tree-ssa-propagate.h.
4838 2012-09-24 Richard Guenther <rguenther@suse.de>
4840 * tree-ssa-pre.c (bitmap_find_leader, create_expression_by_pieces,
4841 find_or_generate_expression): Remove dominating stmt argument.
4842 (find_leader_in_sets, phi_translate_1, bitmap_find_leader,
4843 create_component_ref_by_pieces_1, create_component_ref_by_pieces,
4844 do_regular_insertion, do_partial_partial_insertion): Adjust.
4845 (compute_avail): Do not set uids.
4847 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
4849 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
4850 TYPE_NONALIASED_COMPONENT flag.
4851 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
4852 TYPE_NONALIASED_COMPONENT flag.
4854 2012-09-24 Jia Liu <proljc@gmail.com>
4856 * doc/lto.texi: Separate sections.
4857 * doc/plugins.texi: Likewise.
4859 2012-09-24 Richard Guenther <rguenther@suse.de>
4862 * gimple.c (gimple_copy): Properly mark the copy modified
4863 if SSA operands are present.
4865 2012-09-23 Eric Botcazou <ebotcazou@adacore.com>
4867 PR tree-optimization/54669
4868 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Invoke
4869 maybe_clean_or_replace_eh_stmt on the modified use statements.
4871 2012-09-23 Marc Glisse <marc.glisse@inria.fr>
4873 * expr.c (do_store_flag): Remove duplicated code.
4875 2012-09-22 Segher Boessenkool <segher@kernel.crashing.org>
4877 * config/rs6000/predicates.md (altivec_register_operand,
4878 vsx_register_operand, vfloat_operand, vint_operand,
4879 vlogical_operand, gpc_reg_operand, cc_reg_operand,
4880 cc_reg_not_cr0_operand, cc_reg_not_micro_cr0_operand):
4881 If op is a SUBREG, consider its SUBREG_REG instead.
4883 2012-09-22 Uros Bizjak <ubizjak@gmail.com>
4885 * optabs.c (prepare_cmp_insn): Expand comparison of the result
4886 of memcmp through generic comparison expansion code.
4888 2012-09-21 Anthony Green <green@moxielogic.com>
4890 * config/moxie/moxie.opt: Add -mno-crt0 option.
4891 * config/moxie/moxie.h (STARTFILE_SPEC): Handle -mno-crt0 option.
4892 * doc/invoke.texi (Option Summary): Document -mno-crt0 option.
4894 2012-09-21 Jack Howarth <howarth@bromo.med.uc.edu>
4897 * Makefile.in (lto-symtab.o): Remove gt-lto-symtab.h dependency.
4899 2012-09-21 Dehao Chen <dehao@google.com>
4902 * tree-eh.c (lower_try_finally_dup_block): Set the correct block for
4903 stmts in the duplicated EH block.
4905 2012-09-21 Richard Guenther <rguenther@suse.de>
4907 PR tree-optimization/54647
4908 * tree-ssa-pre.c (compute_avail): Do not put COND_EXPR
4909 or VEC_COND_EXPR into EXP_GEN again.
4911 2012-09-21 Jakub Jelinek <jakub@redhat.com>
4913 PR tree-optimization/54629
4914 * tree-loop-distribution.c (classify_partition): Free loop nest only
4915 after freeing ddr. Free ddr and loop nest also if successful.
4917 2012-09-21 Matthias Klose <doko@ubuntu.com>
4919 * config/arm/arm.c (arm_mangle_type): Don't warn anymore that
4920 4.4 has changed the `va_list' mangling.
4922 2012-09-21 Eric Botcazou <ebotcazou@adacore.com>
4924 PR rtl-optimization/54290
4925 PR rtl-optimization/54644
4926 * reload1.c (choose_reload_regs): Fix thinko in previous change.
4928 2012-09-20 Segher Boessenkool <segher@kernel.crashing.org>
4930 * config/rs6000/rs6000.md (define_split for plus_eqsi):
4933 2012-09-20 Eric Botcazou <ebotcazou@adacore.com>
4935 * reload1.c (choose_reload_regs): Add missing #ifdef/#endif pair.
4937 2012-09-20 Bernd Schmidt <bernds@codesourcery.com>
4940 * haifa-sched.c (schedule_block): Skip find_modifiable_mems if using
4941 SCHED_PRESSURE_MODEL.
4943 2012-09-20 Joern Rennecke <joern.rennecke@embecosm.com>
4945 * rtlanal.c (dead_or_set_regno_p): Fix COND_EXEC handling.
4947 2012-09-20 Marek Polacek <polacek@redhat.com>
4949 * tree-ssa-operands.c (get_expr_operands): Merge identical cases.
4951 2012-09-20 Marek Polacek <polacek@redhat.com>
4953 * tree-ssa-threadupdate.c (mark_threaded_blocks): Don't cast XNEWVEC's
4955 (create_edge_and_update_destination_phis): Likewise.
4957 2012-09-20 Martin Jambor <mjambor@suse.cz>
4959 * function.c (push_cfun): Check old current_function_decl matches
4960 old cfun, set new current_function_decl to the decl of the new cfun.
4961 (push_struct_function): Likewise.
4962 (pop_cfun): Likewise.
4963 (allocate_struct_function): Move call to
4964 invoke_set_current_function_hook to the end of the function.
4965 * cfgexpand.c (estimated_stack_frame_size): Do not set and restore
4966 current_function_decl.
4967 * cgraph.c (cgraph_release_function_body): Likewise.
4968 * cgraphunit.c (cgraph_process_new_functions): Likewise.
4969 (cgraph_add_new_function): Likewise.
4970 (cgraph_analyze_function): Likewise.
4971 (assemble_thunk): Set cfun to NULL at the end.
4972 (expand_function): Move call to set_cfun downwards.
4973 * gimple-low.c (record_vars_into): Only check current_function_decl
4974 before possibly doing push_cfun.
4975 * gimplify.c (gimplify_function_tree): Do not set and restore
4976 current_function_decl.
4977 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
4978 (inline_analyze_function): Likewise.
4979 * ipa-prop.c (ipa_analyze_node): Likewise.
4980 * ipa-pure-const.c (analyze_function): Likewise.
4981 * lto-streamer-in.c (lto_input_function_body): Do not set
4982 current_function_decl.
4983 * lto-streamer-out.c (output_function): Do not set and restore
4984 current_function_decl.
4985 * omp-low.c (finalize_task_copyfn): Likewise.
4986 (expand_omp_taskreg): Likewise.
4987 (create_task_copyfn): Likewise, move push_cfun up quite a bit.
4988 * passes.c (dump_passes): Do not set and restore current_function_decl.
4989 (do_per_function): Likewise.
4990 (do_per_function_toporder): Likewise.
4991 * trans-mem.c (ipa_tm_scan_irr_function): Likewise.
4992 (ipa_tm_transform_transaction): Likewise.
4993 (ipa_tm_transform_clone): Likewise.
4994 (ipa_tm_execute): Likewise.
4995 * tree-emutls.c (lower_emutls_function_body): Likewise.
4996 * tree-inline.c (initialize_cfun): Do not call pop_cfun.
4997 (tree_function_versioning): Do not call push_cfun, do not set and
4998 restore current_function_decl. Remove assert checking consistency of
4999 cfun and current_function_decl.
5000 * tree-profile.c (tree_profiling): Do not set and restore
5001 current_function_decl.
5002 * tree-sra.c (convert_callers_for_node): Do not set
5003 current_function_decl.
5004 (convert_callers): Do not restore current_function_decl.
5005 (modify_function): Do not set current_function_decl.
5006 * tree-ssa-structalias.c (ipa_pta_execute): Do not set and restore
5007 current_function_decl.
5009 2012-09-20 Diego Novillo <dnovillo@google.com>
5012 * config/vxworks.c (vxworks_emutls_var_init): Update for new
5013 VEC_quick_push interface.
5015 2012-09-20 Richard Guenther <rguenther@suse.de>
5017 PR tree-optimization/54634
5018 * tree-data-ref.c (get_references_in_stmt): For now give
5019 up for pure functions.
5021 2012-09-20 Chen Wei-Ren <chenwj@iis.sinica.edu.tw>
5023 * doc/lto.texi: Correct typo.
5025 2012-09-19 Dehao Chen <dehao@google.com>
5027 * config/s390/s390.c (s390_chunkify_start): Replacing INSN_LOCATOR.
5028 * config/spu/spu.c (emit_nop_for_insn): Likewise.
5030 (spu_emit_branch_hint): Likewise.
5031 (insert_hbrp_for_ilb_runout): Likewise.
5032 * config/mep/mep.c (mep_make_bundle): Likewise.
5033 (mep_bundle_insns): Likewise.
5034 * config/sh/sh.c (gen_block_redirect): Likewise.
5035 * config/c6x/c6x.c (gen_one_bundle): Likewise.
5036 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Likewise.
5037 * config/picochip/picochip.c (picochip_reorg): Likewise.
5038 * config/arm/arm.c (require_pic_register): Likewise.
5039 * config/mips/mips.c (mips16_gp_pseudo_reg): Likewise.
5040 * config/bfin/bfin.c (gen_one_bundle): Likewise.
5042 2012-09-19 Mark Kettenis <kettenis@openbsd.org>
5044 * config.gcc (hppa*-*-openbsd*): New target.
5045 * config/pa/pa-openbsd.h: New file.
5046 * config/pa/pa32-openbsd.h: New file.
5047 * config/host-openbsd.c: Update copyright year.
5048 (TRY_EXCEPT_VM_SPACE): Define for OpenBSD/hppa.
5050 2012-09-19 Martin Jambor <mjambor@suse.cz>
5052 * ipa-prop.c (prune_expression_for_jf): New function.
5053 (ipa_set_jf_constant): Use it.
5054 (ipa_set_jf_arith_pass_through): Likewise.
5055 (determine_known_aggregate_parts): Likewise.
5057 2012-09-19 Steve Ellcey <sellcey@mips.com>
5059 * config.gcc (mips*-mti-elf*): New target.
5060 * config/mips/mti-elf.h: New file.
5061 * config/mips/t-mti-elf: New file.
5063 2012-09-19 Dehao Chen <dehao@google.com>
5065 * toplev.c (general_init): Init block_locations.
5066 * tree.c (tree_set_block): New.
5067 (tree_block): Change to use LOCATION_BLOCK.
5068 * tree.h (TREE_SET_BLOCK): New.
5069 * final.c (reemit_insn_block_notes): Change to use LOCATION_BLOCK.
5070 (final_start_function): Likewise.
5071 * input.c (expand_location_1): Likewise.
5072 * input.h (LOCATION_LOCUS): New.
5073 (LOCATION_BLOCK): New.
5074 (IS_UNKNOWN_LOCATION): New.
5075 * fold-const.c (expr_location_or): Change to use new location.
5076 * reorg.c (emit_delay_sequence): Likewise.
5077 (try_merge_delay_insns): Likewise.
5078 * modulo-sched.c (dump_insn_location): Likewise.
5079 * lto-streamer-out.c (lto_output_location_bitpack): Likewise.
5080 * lto-cgraph.c (output_node_opt_summary): Likewise.
5081 * jump.c (rtx_renumbered_equal_p): Likewise.
5082 * ifcvt.c (noce_try_move): Likewise.
5083 (noce_try_store_flag): Likewise.
5084 (noce_try_store_flag_constants): Likewise.
5085 (noce_try_addcc): Likewise.
5086 (noce_try_store_flag_mask): Likewise.
5087 (noce_try_cmove): Likewise.
5088 (noce_try_cmove_arith): Likewise.
5089 (noce_try_minmax): Likewise.
5090 (noce_try_abs): Likewise.
5091 (noce_try_sign_mask): Likewise.
5092 (noce_try_bitop): Likewise.
5093 (noce_process_if_block): Likewise.
5094 (cond_move_process_if_block): Likewise.
5095 (find_cond_trap): Likewise.
5096 * ipa-prop.c (ipa_set_jf_constant): Likewise.
5097 (ipa_write_jump_function): Likewise.
5098 * dwarf2out.c (add_src_coords_attributes): Likewise.
5099 * expr.c (expand_expr_real): Likewise.
5100 * tree-parloops.c (create_loop_fn): Likewise.
5101 * recog.c (peep2_attempt): Likewise.
5102 * function.c (free_after_compilation): Likewise.
5103 (expand_function_end): Likewise.
5104 (set_insn_locations): Likewise.
5105 (thread_prologue_and_epilogue_insns): Likewise.
5106 * print-rtl.c (print_rtx): Likewise.
5107 * profile.c (branch_prob): Likewise.
5108 * trans-mem.c (ipa_tm_scan_irr_block): Likewise.
5109 * gimplify.c (gimplify_call_expr): Likewise.
5110 * except.c (duplicate_eh_regions_1): Likewise.
5111 * emit-rtl.c (try_split): Likewise.
5112 (make_insn_raw): Likewise.
5113 (make_debug_insn_raw): Likewise.
5114 (make_jump_insn_raw): Likewise.
5115 (make_call_insn_raw): Likewise.
5116 (emit_pattern_after_setloc): Likewise.
5117 (emit_pattern_after): Likewise.
5118 (emit_debug_insn_after): Likewise.
5119 (emit_pattern_before): Likewise.
5120 (emit_insn_before_setloc): Likewise.
5121 (emit_jump_insn_before): Likewise.
5122 (emit_call_insn_before_setloc): Likewise.
5123 (emit_call_insn_before): Likeise.
5124 (emit_debug_insn_before_setloc): Likewise.
5125 (emit_copy_of_insn_after): Likewise.
5126 (insn_locators_alloc): Remove.
5127 (insn_locators_finalize): Remove.
5128 (insn_locators_free): Remove.
5129 (set_curr_insn_source_location): Remove.
5130 (get_curr_insn_source_location): Remove.
5131 (set_curr_insn_block): Remove.
5132 (get_curr_insn_block): Remove.
5133 (locator_scope): Remove.
5134 (insn_scope): Change to use new location.
5135 (locator_location): Remove.
5136 (insn_line): Change to use new location.
5137 (locator_file): Remove.
5138 (insn_file): Change to use new location.
5139 (locator_eq): Remove.
5140 (insn_locations_init): New.
5141 (insn_locations_finalize): New.
5142 (set_curr_insn_location): New.
5143 (curr_insn_location): New.
5144 * cfgexpand.c (gimple_assign_rhs_to_tree): Change to use new location.
5145 (expand_gimple_cond): Likewise.
5146 (expand_call_stmt): Likewise.
5147 (expand_gimple_stmt_1): Likewise.
5148 (expand_gimple_basic_block): Likewise.
5149 (construct_exit_block): Likewise.
5150 (gimple_expand_cfg): Likewise.
5151 * cfgcleanup.c (try_forward_edges): Likewise.
5152 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
5153 (dump_scope_block): Likewise.
5154 (remove_unused_locals): Likewise.
5155 * rtl.c (rtx_equal_p_cb): Likewise.
5156 (rtx_equal_p): Likewise.
5157 * rtl.h (XUINT): New.
5158 (INSN_LOCATOR): Remove.
5159 (CURR_INSN_LOCATION): Remove.
5160 (INSN_LOCATION): New.
5161 (INSN_HAS_LOCATION): New.
5162 * tree-inline.c (remap_gimple_op_r): Change to use new location.
5163 (copy_tree_body_r): Likewise.
5164 (copy_phis_for_bb): Likewise.
5165 (expand_call_inline): Likewise.
5166 * tree-streamer-in.c (lto_input_ts_exp_tree_pointers): Likewise.
5167 * tree-streamer-out.c (write_ts_decl_minimal_tree_pointers): Likewise.
5168 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
5169 * combine.c (try_combine): Likewise.
5170 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5171 (insert_partition_copy_on_edge): Likewise.
5172 (insert_value_copy_on_edge): Likewise.
5173 (insert_rtx_to_part_on_edge): Likewise.
5174 (insert_part_to_rtx_on_edge): Likewise.
5175 * basic-block.h (edge_def): Remove field.
5176 * gimple.h (gimple_statement_base): Remove field.
5177 (gimple_bb): Change to use new location.
5178 (gimple_set_block): Likewise.
5179 (gimple_has_location): Likewise.
5180 * tree-cfg.c (make_cond_expr_edges): Likewise.
5181 (make_goto_expr_edges): Likewise.
5182 (gimple_can_merge_blocks_p): Likewise.
5183 (move_stmt_op): Likewise.
5184 (move_block_to_fn): Likewise.
5185 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Likewise.
5186 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5187 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
5188 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
5189 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5190 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5191 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5192 * config/score/score.c (score_output_mi_thunk): Likewise.
5193 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
5194 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5195 * cfgrtl.c (unique_locus_on_edge_between_p): Likewise.
5196 (unique_locus_on_edge_between_p): Likewise.
5197 (emit_nop_for_unique_locus_between): Likewise.
5198 (force_nonfallthru_and_redirect): Likewise.
5199 (fixup_reorder_chain): Likewise.
5200 (cfg_layout_merge_blocks): Likewise.
5201 * stmt.c (emit_case_nodes): Likewise.
5203 2012-09-19 Bernd Schmidt <bernds@codesourcery.com>
5205 * dbgcnt.def (sched_breakdep): New counter.
5206 * haifa-sched.c (update_insn_after_change): New static function,
5207 broken out of haifa_change_pattern.
5208 (haifa_change_pattern): Call it.
5209 (dep_t heap vecs): Declare.
5210 (INSN_COST): Define earlier.
5211 (next_cycle_replace_deps, next_cycle_apply): New static variables.
5212 (apply_replacement): New static function.
5213 (recompute_todo_spec): New argument FOR_BACKTRACK. All callers
5214 changed. Handle DEP_REPLACE deps.
5215 (contributes_to_priority_p): False for replaceable deps.
5216 (must_restore_pattern_p, restore_pattern): New static functions.
5217 (schedule_insn): Use them. Apply replacements for broken deps.
5218 (struct haifa_saved_data): Add new fields to keep track of
5220 (save_backtrack_point): Initialize them.
5221 (undo_replacements_for_backtrack): New static function.
5222 (restore_last_backtrack_point, free_topmost_backtrack_point):
5223 Use it and keep track of replacements.
5224 (perform_replacements_new_cycle, undo_all_replacements): New static
5226 (schedule_block): Call these two as necessary. Call
5227 find_modifiable_mems.
5228 (try_ready): Tweak the assert. Check for DEP_POSTPONED.
5229 * sched-deps.c: Include "emit-rtl.h".
5230 (init_dep_1): Initialize DEP_NONREG, DEP_MULTIPLE and DEP_REPLACE.
5231 (dep_spec_p): True for DEP_REPLACE deps.
5232 (mark_as_hard): New static variable.
5233 (update_dep): Update DEP_NONREG and DEP_MULTIPLE.
5234 (add_dependence_list): New argument hard. All callers changed. Set
5235 and clear mark_as_hard around function body.
5236 (add_dependence_list_and_free): Likewise.
5237 (haifa_note_mem_dep): Set DEP_NONREG.
5238 (haifa_note_dep): Likewise if mark_as_hard is true.
5239 (sched_analyze_insn): Switch loop with if statement testing for
5241 (struct mem_inc_info): New.
5242 (attempt_change, parse_add_or_inc, find_inc, find_mem): New static
5244 (find_modifiable_mems): New function.
5245 * sched-int.h (struct dep_replacement): New.
5246 (struct _dep): Add replace, nonreg and multiple fields. Make type and
5248 (UNKNOWN_DEP_COST): Change to match the bitfield.
5249 (DEP_NONREG, DEP_MULTIPLE, DEP_REPLACE): New macros.
5250 (DEP_POSTPONED): New macro.
5251 (DEP_CANCELLED): Renumber.
5252 (find_modifiable_mems): Declare.
5253 (enum SCHED_FLAGS): Add DONT_BREAK_DEPENDENCIES.
5254 * sched-rgn.c (init_ready_list): Set TODO_SPEC here.
5255 (new_ready): Don't set HARD_DEP, use DEP_POSTPONED.
5256 (debug_dependencies): Dump DEP_NONREG and DEP_MULTIPLE.
5257 * Makefile.in (sched-deps.o): Update dependencies.
5258 * config/c6x/c6x.c (in_hwloop): New static variable.
5259 (c6x_set_sched_flags): If it is true, add DONT_BREAK_DEPENDENCIES.
5260 (hwloop_optimize): Set and clear it around preliminary scheduling pass.
5262 2012-09-19 Tulio Magno Quites Machado Filho <tuliom@linux.vnet.ibm.com>
5264 * config/rs6000/rs6000-builtin.def: Add __builtin_ppc_get_timebase
5265 and __builtin_ppc_mftb.
5266 * config/rs6000/rs6000.c (rs6000_expand_zeroop_builtin): New function
5267 to expand an expression that calls a built-in without arguments.
5268 (rs6000_expand_builtin): Add __builtin_ppc_get_timebase and
5270 (rs6000_init_builtins): Likewise.
5271 * config/rs6000/rs6000.md (rs6000_get_timebase): New pattern.
5272 (rs6000_get_timebase_ppc32): New pattern.
5273 (rs6000_mftb_<mode>): New pattern.
5275 * doc/extend.texi (PowerPC Built-in Functions): New section.
5276 (PowerPC AltiVec/VSX Built-in Functions): Move some built-ins
5277 unrelated to Altivec/VSX to the new section.
5279 2012-09-19 David Edelsohn <dje.gcc@gmail.com>
5281 * rs6000.md (mac*): Remove extra spaces.
5284 2012-09-19 Oleg Endo <olegendo@gcc.gnu.org>
5287 * config/sh/predicates.md (arith_reg_or_t_reg_operand): New predicate.
5288 * config/sh/sh.md (*rotcr): Use arith_reg_or_t_reg_operand predicate.
5289 Handle the case where one of the operands is T_REG.
5290 Add new pattern to handle MSB extraction.
5292 2012-09-19 Oleg Endo <olegendo@gcc.gnu.org>
5295 * config/sh/sh.md (*addc): Add pattern to handle one bit left shifts.
5297 2012-09-19 Oleg Endo <olegendo@gcc.gnu.org>
5299 * config/sh/sh.md (prologue, epilogue): Use braced strings.
5301 2012-09-19 Eric Botcazou <ebotcazou@adacore.com>
5303 PR rtl-optimization/54290
5304 * reload1.c (choose_reload_regs): Also take into account secondary MEMs
5305 to remove address replacements for inherited reloads.
5306 (replaced_subreg): Move around.
5308 2012-09-19 David Edelsohn <dje.gcc@gmail.com>
5310 * config/rs6000/aix61.h (TARGET_DEFAULT): Add MASK_PPC_GPOPT,
5311 MASK_PPC_GFXOPT, and MASK_MFCRF.
5313 2012-09-19 Richard Guenther <rguenther@suse.de>
5315 * passes.c (init_optimization_passes): For -Og move
5316 pass_object_sizes inbetween CCP and copyprop.
5318 2012-09-19 Richard Guenther <rguenther@suse.de>
5320 * tree-ssa-forwprop.c (get_prop_source_stmt): Simplify.
5322 2012-09-19 Jan Hubicka <jh@suse.cz>
5324 * symtab.c (insert_to_assembler_name_hash): Do not insert
5326 (unlink_from_assembler_name_hash): NULL out pointers of unlinked var.
5327 (symtab_prevail_in_asm_name_hash): New.
5328 (symtab_initialize_asm_name_hash): Break out from ...
5329 (symtab_node_for_asm): ... here.
5330 (dump_symtab_base): Dump LTO file data.
5331 (verify_symtab_base): Register vars are not in symtab.
5332 * cgraph.h (symtab_initialize_asm_name_hash,
5333 symtab_prevail_in_asm_name_hash): New functions.
5334 (symtab_real_symbol_p): New inline.
5335 * lto-symtab.c: Do not include gt-lto-symtab.h.
5336 (lto_symtab_entry_def): Remove.
5337 (lto_symtab_entry_t): Remove.
5338 (lto_symtab_identifiers): Remove.
5339 (lto_symtab_free): Remove.
5340 (lto_symtab_entry_hash): Remove.
5341 (lto_symtab_entry_eq): Remove.
5342 (lto_symtab_entry_marked_p): Remove.
5343 (lto_symtab_maybe_init_hash_table): Remove.
5344 (resolution_guessed_p, set_resolution_guessed): New functions.
5345 (lto_symtab_register_decl): Only set resolution info.
5346 (lto_symtab_get, lto_symtab_get_resolution): Remove.
5347 (lto_symtab_merge): Reorg to work across symtab; do nothing if decls
5349 (lto_symtab_resolve_replaceable_p): Reorg to work on symtab.
5350 (lto_symtab_resolve_can_prevail_p): Likewise; only real symbols can
5352 (lto_symtab_resolve_symbols): Reorg to work on symtab.
5353 (lto_symtab_merge_decls_2): Likewise.
5354 (lto_symtab_merge_decls_1): Likewise; add debug dumps.
5355 (lto_symtab_merge_decls): Likewise; do not merge at ltrans stage.
5356 (lto_symtab_merge_cgraph_nodes_1): Reorg to work on symtab.
5357 (lto_symtab_merge_cgraph_nodes): Likewise; do not merge at ltrans
5359 (lto_symtab_prevailing_decl): Rewrite to lookup into symtab.
5360 * lto-streaer.h (lto_symtab_free): Remove.
5361 * lto-cgraph.c (add_references): Cleanup.
5362 * varpool.c (varpool_assemble_decl): Skip hard regs.
5364 2012-09-19 Richard Guenther <rguenther@suse.de>
5367 * common/common-target.h (OPT_LEVELS_1_PLUS_NOT_DEBUG): Add.
5369 2012-09-19 Richard Guenther <rguenther@suse.de>
5372 * common.opt (optimize_debug): New variable.
5373 (Og): New optimization level.
5374 * doc/invoke.texi (Og): Document.
5375 * opts.c (maybe_default_option): Add debug parameter.
5376 (maybe_default_options): Likewise.
5377 (default_options_optimization): Handle -Og.
5378 (common_handle_option): Likewise.
5379 * passes.c (gate_all_optimizations): Do not run with -Og.
5380 (gate_all_optimizations_g): New gate, run with -Og.
5381 (pass_all_optimizations_g): New container pass, run with -Og.
5382 (init_optimization_passes): Schedule pass_all_optimizations_g
5383 alongside pass_all_optimizations.
5385 2012-09-19 Richard Guenther <rguenther@suse.de>
5387 PR tree-optimization/54132
5388 * tree-loop-distribution.c (classify_partition): Properly
5389 check dependences for memmove.
5390 * tree-data-ref.h (compute_affine_dependence): Declare.
5391 * tree-data-ref.c (compute_affine_dependence): Export.
5393 2012-09-19 Zhenqiang Chen <zhenqiang.chen@arm.com>
5396 * bb-reorder.c (connect_better_edge_p): New added.
5397 (find_traces_1_round): When optimizing for size, ignore edge frequency
5398 and probability, and handle all in one round.
5399 (bb_to_key): Use bb->index as key when optimizing for size.
5400 (better_edge_p): The bb with smaller index is better when optimizing
5402 (connect_traces): When optimizing for size, connect block n with
5403 block n + 1; connect trace m with trace m + 1 if falling through.
5404 (gate_handle_reorder_blocks): Enable bbro when optimizing for -Os.
5406 2012-09-19 Bin Cheng <bin.cheng@arm.com>
5408 * fold-const.c (fold_truth_andor): Remove duplicated check on
5411 2012-09-18 Eric Botcazou <ebotcazou@adacore.com>
5414 * expr.c (store_field): Handle a PARALLEL in more cases.
5416 2012-09-18 Segher Boessenkool <segher@kernel.crashing.org>
5418 * config/rs6000/rs6000.md (sminsi3, smaxsi3, uminsi3, umaxsi3): Delete.
5419 (abssi2, abs<mode>2_isel, nabs<mode>2_isel, abssi2_nopower,
5420 nabs_nopower): Delete.
5421 (absdi2, absdi2_internal, nabsdi2): Delete.
5422 (smindi3, smaxdi3, umindi3, umaxdi3): Delete.
5424 2012-09-18 Georg-Johann Lay <avr@gjlay.de>
5426 * config/avr/avr.md: Tidy up empty "". Fix C code indentation.
5427 * config/avr/avr-fixed.md: Ditto.
5429 2012-09-18 Maciej W. Rozycki <macro@codesourcery.com>
5431 * config/rs6000/rs6000.c (print_operand) <'c'>: Remove.
5432 * config/rs6000/spe.md: Remove a leftover comment.
5434 2012-09-18 Jakub Jelinek <jakub@redhat.com>
5437 * config/i386/i386.c (ix86_rtx_costs): Limit > UNITS_PER_WORD
5438 AND/IOR/XOR cost calculation to MODE_INT class modes.
5440 2012-09-18 Thomas Quinot <quinot@adacore.com>
5442 * doc/invoke.texi: Document -fada-spec-parent.
5444 2012-09-18 Jakub Jelinek <jakub@redhat.com>
5446 PR tree-optimization/54610
5447 * tree-ssa-forwprop.c: Include optabs.h. Don't include
5449 (simplify_vector_constructor): Don't use vect_gen_perm_mask,
5450 instead create the mask constant here.
5451 * Makefile.in (tree-ssa-forwprop.o): Depend on $(OPTABS_H).
5452 Don't depend on $(TREE_VECTORIZER_H).
5454 2012-09-18 Florian Weimer <fweimer@redhat.com>
5456 * Makefile.in (BASIC_BLOCK_H): Add cfg-flags.def.
5458 2012-09-18 Richard Guenther <rguenther@suse.de>
5460 * statistics.h (CXX_MEM_STAT_INFO): New define.
5461 * gimple.h (gimple_build_assign_with_ops_stat,
5462 gimple_build_assign_with_ops, gimple_build_assign_with_ops3):
5463 Turn into an overload of the function gimple_build_assign_with_ops.
5464 * gimple.c (gimple_build_assign_with_ops_stat): Rename to ...
5465 (gimple_build_assign_with_ops): ... this.
5466 * tree-ssa-loop-im.c (move_computations_stmt): Adjust.
5467 * tree-ssa-math-opts.c (convert_mult_to_fma): Likewise.
5468 * tree-vect-data-refs.c (vect_permute_store_chain): Likewise.
5469 (vect_permute_load_chain): Likewise.
5470 * tree-vect-generic.c (expand_vector_divmod): Likewise.
5471 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Likewise.
5472 (vect_recog_divmod_pattern): Likewise.
5473 (vect_recog_mixed_size_cond_pattern): Likewise.
5474 (adjust_bool_pattern): Likewise.
5475 * tree-vect-slp.c (vect_create_mask_and_perm): Likewise.
5476 * tree-vect-stmts.c (vectorizable_operation): Likewise.
5477 (permute_vec_elements): Likewise.
5478 (vectorizable_load): Likewise.
5480 2012-09-17 Paul Koning <ni1d@arrl.net>
5482 * doc/invoke.text (-feliminate-unused-debug-types): Update to
5483 reflect that this is enabled by default.
5485 2012-09-17 Ben Cheng <bccheng@google.com
5487 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Suppress the
5488 dynamic linker commands for statically linked programs.
5490 2012-09-17 Ulrich Weigand <ulrich.weigand@linaro.org>
5492 * config/arm/arm.c (arm_rtx_costs_1): Handle vec_extract and vec_set
5494 * config/arm/arm.md ("vec_set<mode>_internal"): Support memory source
5495 operands, implemented via vld1 instruction.
5496 ("vec_extract<mode>"): Support memory destination operands, implemented
5497 via vst1 instruction.
5498 ("neon_vst1_lane<mode>"): Use UNSPEC_VST1_LANE instead of vec_select.
5499 * config/arm/predicates.md ("neon_lane_number"): Remove.
5501 2012-09-17 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5502 Ulrich Weigand <ulrich.weigand@linaro.org>
5504 * config/arm/arm.c (output_move_neon): Update comment.
5505 Use vld1.64/vst1.64 instead of vldm/vstm where possible.
5506 (neon_vector_mem_operand): Support double-word modes.
5507 * config/arm/neon.md (*neon_mov VD): Call output_move_neon
5508 instead of output_move_vfp. Change constraint from Uv to Un.
5510 2012-09-17 Richard Guenther <rguenther@suse.de>
5513 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
5514 FIXED_VALUE_TYPE instead of struct fixed_value.
5516 2012-09-17 Georg-Johann Lay <avr@gjlay.de>
5518 * config/avr/avr.c (CONST_FIXED_P): Remove define.
5519 * config/avr/avr.md (add<mode>3): Use CONST_FIXED_P.
5521 2012-09-17 Georg-Johann Lay <avr@gjlay.de>
5524 * config.gcc (tm_file,avr): Add avr/avr-arch.h.
5525 * config/avr/t-avr (gen-avr-mmcu-texi): Use CC_FOR_BUILD to
5526 compile. Don't depend on TM_H. Use CFLAGS_FOR_BUILD.
5527 * config/avr/avr.h (avr_arch, base_arch_s, mcu_type_s): Source out
5529 * config/avr/avr-arch.h: ...this new file.
5530 * config/avr/gen-avr-mmcu-texi.c: Include avr-arch.h, stdio.h,
5532 * comparator: Make letters smaller than digits.
5533 * config/avr/avr-devices.c: Don't include headers if used in
5534 gen-avr-mmcu-texi.c.
5535 * doc/avr-mmcu.texi: Regenerate.
5537 2012-09-17 Georg-Johann Lay <avr@gjlay.de>
5539 * rtl.h (CONST_FIXED_P): New predicate macro.
5541 2012-09-17 Eric Botcazou <ebotcazou@adacore.com>
5543 * tree-cfgcleanup. (cleanup_control_expr_graph) <GIMPLE_COND>: Remove
5544 code doing propagation from degenerate PHI nodes.
5545 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): New function.
5546 (propagate_constants_for_unrolling): Likewise.
5547 (tree_unroll_loops_completely): If the current loop has been unrolled
5548 and its father isn't the entire function, propagate constants within
5549 the new basic blocks by means of propagate_constants_for_unrolling.
5551 2012-09-17 Jakub Jelinek <jakub@redhat.com>
5553 PR tree-optimization/54563
5554 * tree-ssa-math-opts.c (execute_cse_sincos): Call
5555 gimple_purge_dead_eh_edges if last call has been changed.
5557 2012-09-17 Georg-Johann Lay <avr@gjlay.de>
5560 * config/avr/avr.c (avr_out_plus_symbol): Fix typo if PLUS and PSImode.
5561 (avr_out_plus_1): Remove log comments from assembler output.
5563 2012-09-17 Ruben Buchatskiy <ruben@ispras.ru>
5565 * config/arm/vfp.md (*thumb2_movdf_vfp): Require one of the operands
5568 2012-09-16 Richard Sandiford <rdsandiford@googlemail.com>
5570 * calls.c (expand_call): Use emit_group_move for PARALLEL->PARALLEL
5573 2012-09-15 Tom de Vries <tom@codesourcery.com>
5575 * tree-vrp.c (extract_range_from_binary_expr_1): Fix bug in handling of
5576 LSHIFT_EXPR with shift range. Handle more LSHIFT_EXPR cases with shift
5579 2012-09-15 Georg-Johann Lay <avr@gjlay.de>
5582 * config/avr/avr-fixed.md (ALL2S, ALL4S, ALL24S, ALL124S,
5583 ALL124U): New mode iterators.
5584 (<code_stdname><mode>3): New insns for SS_PLUS, SS_MINUS.
5585 (<code_stdname><mode>3): New insns for US_PLUS, US_MINUS.
5586 (usneg<mode>2): New insns.
5587 (<code_stdname><mode>2): New expanders for SS_NEG, SS_ABS.
5588 (*<code_stdname><mode>2): New insns for SS_NEG, SS_ABS.
5589 * config/avr/avr-dimode.md (ALL8U, ALL8S): New mode iterators.
5590 (avr_out_plus64, avr_out_minus64): Use avr_out_plus instead.
5591 (<code_stdname><mode>3): New expanders for SS_PLUS, SS_MINUS.
5592 (<code_stdname><mode>3): New expanders for US_PLUS, US_MINUS.
5593 (<code_stdname><mode>3_insn): New insns.
5594 (<code_stdname><mode>3_const_insn): New insns.
5595 * config/avr/avr.md (cc): Add: plus. Remove: out_plus,
5596 out_plus_noclobber, minus.
5597 (length): Add: plus. Remove: out_plus, out_plus_noclobber,
5598 plus64, minus, minus64.
5599 (abelian): New code_attr.
5600 (code_stdname): Handle: ss_plus, ss_minus, ss_neg, ss_abs,
5601 us_plus, us_minus, us_neg.
5602 (*add<mode>3, add<mode>3_clobber, add<mode>3, addpsi3, sub<mode>3):
5603 Use avr_out_plus to output.
5604 * config/avr/avr-protos.h (avr_out_plus): Change prototype.
5605 (avr_out_plus_noclobber, avr_out_minus): Remove.
5606 (avr_out_plus64, avr_out_minus64): Remove.
5607 * config/avr/avr.c (avr_out_plus_1): Add new default arguments
5608 code_sat, sign. Saturate after operation if code_sat != UNKNOWN.
5609 (avr_out_plus_symbol): New static function.
5610 (avr_out_plus): Rewrite.
5611 (adjust_insn_length): Handle: ADJUST_LEN_PLUS. Remove handling
5612 of: ADJUST_LEN_OUT_PLUS, ADJUST_LEN_PLUS64, ADJUST_LEN_MINUS,
5613 ADJUST_LEN_MINUS64, ADJUST_LEN_OUT_PLUS_NOCLOBBER.
5614 (notice_update_cc): Handle: CC_PLUS. Remove handling of: CC_MINUS,
5615 CC_OUT_PLUS, CC_OUT_PLUS_NOCLOBBER
5616 (avr_out_plus_noclobber, avr_out_minus): Remove.
5617 (avr_out_plus64, avr_out_minus64): Remove.
5618 (avr_print_operand): Print raw REGNO if 'r' is used with REG.
5620 2012-09-15 Oleg Endo <olegendo@gcc.gnu.org>
5622 * config/sh/sh.c (sh_rtx_costs): Add handling of MEM, SIGN_EXTEND,
5623 ZERO_EXTEND and PARALLEL cases.
5624 (sh_address_cost): Correct rtx parsing and tweak cost estimations.
5626 2012-09-14 Sandra Loosemore <sandra@codesourcery.com>
5628 * doc/tm.texi.in (Stack Arguments): Update obsolete references
5629 to current_function_outgoing_args_size.
5630 (Function Entry): Likewise for current_function_pops_args,
5631 current_function_pretend_args_size,
5632 current_function_outgoing_args_size, and
5633 current_function_epilogue_delay_list.
5634 (Misc): Fix garbled sentence referencing nonexistent
5635 current_function_leaf_function.
5636 * doc/tm.texi: Regenerated.
5638 2012-09-14 Dehao Chen <dehao@google.com>
5640 * tree-eh.c (goto_queue_node): New field.
5641 (record_in_goto_queue): New parameter.
5642 (record_in_goto_queue_label): New parameter.
5643 (lower_try_finally_dup_block): New parameter.
5644 (maybe_record_in_goto_queue): Update source location.
5645 (lower_try_finally_copy): Likewise.
5646 (honor_protect_cleanup_actions): Likewise.
5647 * gimplify.c (gimplify_expr): Reset the location to unknown.
5649 2012-09-14 David Edelsohn <dje.gcc@gmail.com>
5651 * configure: Regenerated.
5653 2012-09-14 Walter Lee <walt@tilera.com>
5655 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
5656 option for TILEPro and TILE-Gx.
5657 (TILE-Gx Options): Fix grammar and spellings in documentation for
5660 2012-09-14 Marc Glisse <marc.glisse@inria.fr>
5663 * fold-const.c (fold_unary_loc): Disable for VECTOR_TYPE.
5664 (fold_binary_loc): Likewise.
5665 * gimple-fold.c (and_comparisons_1): Handle VECTOR_TYPE.
5666 (or_comparisons_1): Likewise.
5668 2012-09-14 Richard Earnshaw <rearnsha@arm.com>
5671 PR rtl-optimization/54540
5672 * reload.c (find_dummy_reload): Don't use OUT as a reload reg
5673 for IN if it overlaps a fixed register.
5675 2012-09-14 Eric Botcazou <ebotcazou@adacore.com>
5677 PR rtl-optimization/44194
5678 * calls.c (expand_call): In the PARALLEL case, copy the return value
5679 into pseudos instead of spilling it onto the stack.
5680 * emit-rtl.c (adjust_address_1): Rename ADJUST into ADJUST_ADDRESS and
5681 add new ADJUST_OBJECT parameter.
5682 If ADJUST_OBJECT is set, drop the underlying object if it cannot be
5683 proved that the adjusted memory access is still within its bounds.
5684 (adjust_automodify_address_1): Adjust call to adjust_address_1.
5685 (widen_memory_access): Likewise.
5686 * expmed.c (store_bit_field_1): Call adjust_bitfield_address instead
5687 of adjust_address. Do not drop the underlying object of a MEM.
5688 (store_fixed_bit_field): Likewise.
5689 (extract_bit_field_1): Likewise. Fix oversight in recursion.
5690 (extract_fixed_bit_field): Likewise.
5691 * expr.h (adjust_address_1): Adjust prototype.
5692 (adjust_address): Adjust call to adjust_address_1.
5693 (adjust_address_nv): Likewise.
5694 (adjust_bitfield_address): New macro.
5695 (adjust_bitfield_address_nv): Likewise.
5696 * expr.c (expand_assignment): Handle a PARALLEL in more cases.
5697 (store_expr): Likewise.
5698 (store_field): Likewise.
5700 * dse.c: Fix typos in the head comment.
5702 2012-09-14 Christian Bruel <christian.bruel@st.com>
5705 * config/sh/sh-protos.h (sh_need_epilogue): Delete.
5706 (sh_can_use_simple_return_p): Declare.
5707 * config/sh/sh.c (sh_can_use_simple_return_p): Define.
5708 (sh_need_epilogue, sh_need_epilogue_known): Delete.
5709 (sh_output_function_epilogue): Remove sh_need_epilogue_known.
5710 * config/sh/sh.md (simple_return, return): Define.
5711 (epilogue): Use inline return rtl.
5712 (sh_expand_epilogue): Cleanup parameters boolean type.
5713 * config/sh/iterators.md (any_return): New iterator.
5715 2012-09-14 Christian Bruel <christian.bruel@st.com>
5717 * config/sh/predicates.md (t_reg_operand): Check REG_P for SUBREG.
5718 * config/sh/sh.c (sequence_insn_p): Check INSNP_P for SEQUENCE.
5720 2012-09-14 Jakub Jelinek <jakub@redhat.com>
5723 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
5724 instead of (match_dup 0) as second argument to vec_merge.
5725 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
5726 Remove third alternative.
5727 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
5728 operand 2 instead of operand 1, but put it as first argument of fma.
5729 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
5730 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
5733 2012-09-14 Richard Guenther <rguenther@suse.de>
5735 PR tree-optimization/54565
5736 * passes.c (init_optimization_passes): Adjust comments.
5737 (execute_function_todo): Do not execute execute_update_addresses_taken
5738 before processing TODO_rebuild_alias.
5739 * tree-ssa-ccp.c (do_ssa_ccp): Schedule TODO_update_address_taken.
5741 2012-09-14 Richard Guenther <rguenther@suse.de>
5743 * tree-vrp.c (register_new_assert_for): Simplify for backward walk.
5744 (find_assert_locations_1): Walk the basic-block backwards, properly
5745 add/prune from live. Use live for asserts derived from stmts.
5747 2012-09-14 Marc Glisse <marc.glisse@inria.fr>
5749 * tree-ssa-forwprop.c (simplify_bitfield_ref): Call
5750 get_prop_source_stmt.
5751 (simplify_permutation): Likewise.
5752 (simplify_vector_constructor): Likewise.
5754 2012-09-14 Richard Guenther <rguenther@suse.de>
5756 * builtin-types.def (BT_FN_CONST_STRING): Add.
5757 * builtins.def (BUILT_IN_FILE, BUILT_IN_FUNCTION,
5758 BUILT_IN_LINE): New builtins.
5759 * gimplify.c (gimplify_call_expr): Expand them.
5760 * doc/extend.texi (__builtin_LINE, __builtin_FUNCTION,
5761 __builtin_FILE): Document.
5763 2012-09-13 Anthony Green <green@moxielogic.com>
5765 * config/moxie/moxie.h (LINK_SPEC): Add bi-endian support.
5766 (MULTILIB_DEFAULTS): Define.
5768 (BYTES_BIG_ENDIAN, WORDS_BIG_ENDIAN): Add bi-endian support.
5769 (TARGET_CPU_CPP_BUILTINS): Add __MOXIE_LITTLE_ENDIAN__ and
5770 __MOXIE_BIG_ENDIAN__.
5771 * config/moxie/t-moxie (MULTILIB_DIRNAMES, MULTILIB_OPTIONS): Define.
5772 * config/moxie/moxie.opt: New file.
5773 * doc/invoke.texi (Moxie Options): Add section documenting -mel
5776 2012-09-13 Paolo Carlini <paolo.carlini@oracle.com>
5777 Manuel López-Ibáñez <manu@gcc.gnu.org>
5780 * doc/invoke.texi ([Winit-self]): Document as enabled by -Wall in C++.
5782 2012-09-13 Eric Botcazou <ebotcazou@adacore.com>
5784 * config/sparc/predicates.md (input_operand): Do not consider TImode
5785 constants as 1-instruction integer constants.
5786 Use register_or_zero_operand instead of register_operand and tidy up.
5787 * config/sparc/sparc.md (movti): New expander.
5788 (movti_insn_sp64): New instruction.
5789 (movti_insn_sp64_hq): Likewise.
5790 (TImode splitters): New splitters.
5791 * config/sparc/sparc.c (sparc_expand_move) <TImode>: New case.
5792 (sparc_legitimate_address_p): Return 0 for REG+REG in TImode.
5794 * config/sparc/sparc-protos.h (arith_double_4096_operand): Delete.
5795 (arith_4096_operand): Likewise.
5796 (zero_operand): Likewise.
5797 (fp_zero_operand): Likewise.
5798 (reg_or_0_operand): Likewise.
5800 2012-09-13 Jakub Jelinek <jakub@redhat.com>
5802 * configure.ac (CXXFLAGS): Remove -O2 when not bootstrapping.
5803 * configure: Regenerated.
5805 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
5807 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
5808 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
5810 (*prefetch_sse): ... this.
5811 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
5813 (*prefetch_3dnow): ... this.
5815 2012-09-13 Steven Bosscher <steven@gcc.gnu.org>
5817 * ipa-pure-const.c (state_from_flags, local_pure_const): Use
5818 current_function_name instead of lang_hooks.decl_printable_name.
5820 * function.h (fndecl_name): New prototype.
5821 * function.c (fndecl_name): New function.
5822 * vecir.h (cgraph_node_p): New standard IR VEC type.
5823 * trans-mem.c (cgraph_node_p): No need anymore to define it here.
5824 * ipa-utils.h (ipa_get_nodes_in_cycle): New prototype.
5825 * ipa-utils.c (ipa_get_nodes_in_cycle): New function.
5826 * ipa-reference.c: Don't include langhooks.h, and certainly not twice.
5827 Fix many formatting issues (long lines, short lines, spacing, etc.).
5828 (get_static_name): Use fndecl_name.
5829 (dump_static_vars_set_to_file): New function split out from propagate.
5830 (union_static_var_sets): New function, union two sets and collapse
5831 to all_module_statics as quickly as possible.
5832 (intersect_static_var_sets): New function, similar to above.
5833 (copy_static_var_set): Renamed from copy_global_bitmap and rewritten
5834 to allocate a copy on the same bitmap_obstack as the source set.
5835 (propagate_bits): Simplify, and clarify by using union_static_var_sets.
5836 (generate_summary): Remove bm_temp. Print UID of promotable globals.
5837 (read_write_all_from_decl): Use pass-by-reference, bless C++.
5838 (get_read_write_all_from_node): New function, split out from propagate.
5839 (propagate): Simplify and clarify with helper functions. Use
5840 ipa_get_nodes_in_cycle to walk all nodes in a reduced node.
5841 (ipa_reference_read_optimization_summary): Use fndecl_name instead of
5842 lang_hooks.decl_printable_name.
5844 * rtl.h (print_rtl_single_with_indent): New prototype.
5845 * print-rtl.c (print_rtl_single_with_indent): New function.
5846 * cfghooks.h (empty_block_p, split_block_before_cond_jump): New hooks.
5847 * cfghooks.c (empty_block_p, split_block_before_cond_jump): Implement.
5848 * cfgrtl.c (rtl_block_empty_p, rtl_split_block_before_cond_jump):
5849 Implement RTL specific hooks.
5850 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Register the new hooks.
5851 * tree-cfg.c (gimple_empty_block_p,
5852 gimple_split_block_before_cond_jump): Implement GIMPLE specific hooks.
5853 (gimple_cfg_hooks): Register the new hooks.
5854 * tree-ssa-phiopt.c (empty_block_p): Remove in favor of new hook.
5856 2012-09-13 Richard Guenther <rguenther@suse.de>
5858 * tree-ssa-sccvn.h (enum vn_kind): New.
5859 (vn_get_stmt_kind): Likewise.
5860 * tree-ssa-sccvn.c (vn_get_stmt_kind): New function, adjust
5862 (visit_use): Use it.
5863 * tree-ssa-pre.c (compute_avail): Likewise, simplify further.
5865 2012-09-13 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5867 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
5868 for targets bdver1, bdver2, btver1 and btver2.
5870 2012-09-13 Christophe Lyon <christophe.lyon@linaro.org>
5871 Richard Earnshaw <rearnsha@arm.com>
5873 * config/arm/arm.md (arm_rev): Factorize thumb1, thumb2 and arm
5874 variants for rev instruction..
5875 (thumb1_rev): Delete pattern.
5876 (arm_revsh): New pattern to support builtin_bswap16.
5877 (arm_rev16, bswaphi2): Likewise.
5879 2012-09-12 Teresa Johnson <tejohnson@google.com>
5881 PR gcov-profile/54487
5882 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
5883 test using F_SETLKW with fcntl.
5884 * configure, config.in: Regenerate.
5886 2012-09-12 Jan Hubicka <jh@suse.cz>
5889 * ipa-inline-analysis.c (dump_inline_hints): Dump loop stride.
5890 (set_hint_predicate): New function.
5891 (reset_inline_summary): Reset loop stride.
5892 (remap_predicate_after_duplication): New function.
5893 (remap_hint_predicate_after_duplication): New function.
5894 (inline_node_duplication_hook): Update.
5895 (dump_inline_summary): Dump stride summaries.
5896 (estimate_function_body_sizes): Compute strides.
5897 (remap_hint_predicate): New function.
5898 (inline_merge_summary): Use it.
5899 (inline_read_section): Read stride.
5900 (inline_write_summary): Write stride.
5901 * ipa-inline.c (want_inline_small_function_p): Handle strides.
5902 (edge_badness): Likewise.
5903 * ipa-inline.h (inline_hints_vals): Add stride hint.
5904 (inline_summary): Update stride.
5906 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
5908 * config/i386/i386.c (x86_prefetch_sse): Change to unsigned char.
5909 * config/i386/i386.h (x86_prefetch_sse): Ditto.
5911 2012-09-12 H.J. Lu <hongjiu.lu@intel.com>
5914 * config/i386/predicates.md (x86_64_immediate_operand): Allow
5915 negative offset for UNSPEC_DTPOFF/UNSPEC_NTPOFF.
5917 2012-09-12 Jan Hubicka <jh@suse.cz>
5919 * common.opt (flto-partition): Add "max".
5920 * invoke.texi (flto-partition): Document "max"
5922 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
5924 * config/i386/i386.md : Comments on fma4 instruction selection
5925 reflect requirement on register pressure based cost model.
5927 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
5928 flag is set-reset as informed by the cpuid flag.
5930 * config/i386/i386.c (processor_alias_table): fma4
5931 flag is enabled for bdver2.
5933 2012-09-12 Richard Guenther <rguenther@suse.de>
5935 PR tree-optimization/54489
5936 * tree-ssa-pre.c: Include domwalk.h.
5938 (sccvn_valnum_from_value_id): New function.
5939 (debug_bitmap_sets_for): Simplify.
5940 (get_representative_for): Properly initialize the SCCVN valnum.
5941 (create_expression_by_pieces): Likewise.
5942 (insert_into_preds_of_block): Likewise.
5943 (can_PRE_operation): Remove.
5944 (make_values_for_phi): Simplify.
5945 (compute_avail): Likewise.
5946 (do_SCCVN_insertion): Remove.
5947 (eliminate_avail, eliminate_push_avail, eliminate_insert):
5949 (eliminate): Split and perform a domwalk.
5950 (eliminate_bb): Former eliminate part that is now dom-enter.
5951 (eliminate_leave_block): New function.
5952 (fini_eliminate): Likewise.
5953 (init_pre): Simplify.
5954 (fini_pre): Likewise.
5955 (execute_pre): Fold into do_pre and do_fre.
5956 (do_pre): Consume execute_pre.
5958 * Makefile.in (tree-ssa-pre.o): Add domwalk.h dependency.
5960 2012-09-12 Diego Novillo <dnovillo@google.com>
5962 * vec.h: Remove compatibility notes for previous distinction
5963 between vectors of objects and vectors of pointers.
5965 2012-09-12 Christian Bruel <christian.bruel@st.com>
5967 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
5969 2012-09-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5971 * rtl.h (FFS, FLOAT, ABS, PC): Don't undef.
5972 * system.h (FFS, FLOAT, ABS, PC): Undef.
5974 2012-09-12 Richard Guenther <rguenther@suse.de>
5977 * common.opt (finline): Mark with Optimization.
5979 2012-09-12 Jakub Jelinek <jakub@redhat.com>
5981 * config.gcc: Obsolete picochip-*.
5983 2012-09-12 Nathan Froyd <froydnj@gcc.gnu.org>
5984 Hans-Peter Nilsson <hp@bitrange.com>
5986 * config/mmix/mmix.h (MMIX_REG_OK_STRICT): Delete.
5987 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P): Delete.
5988 (CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
5989 * config/mmix/mmix-protos.h (mmix_intval): Declare.
5990 (mmix_const_ok_for_letter_p, mmix_extra_constraint): Delete.
5991 (mmix_const_double_ok_for_letter_p): Delete.
5992 * config/mmix/constraints.md: New file.
5993 * config/mmix/mmix.md: Include it.
5994 (iordi3): Fix typo; use "I" instead of undefined "H" constraint.
5995 ("*call_real"): Update comment about not using the "p" constraint.
5996 * config/mmix/predicates.md (mmix_reg_or_8bit_operand): Use
5997 satisfies_constraint_I.
5998 (mmix_address_operand): New predicate.
5999 (mmix_symbolic_or_address_operand): Use it instead of address_operand.
6000 * config/mmix/mmix.c: #include tm-constrs.h.
6001 (mmix_intval): Delete declaration. Make non-static.
6002 (mmix_const_ok_for_letter_p, mmix_extra_constraint): Delete.
6003 (mmix_const_double_ok_for_letter_p): Delete.
6004 (mmix_legitimate_address_p): Use satisfies_constraint_I.
6005 (mmix_print_operand_address): Likewise.
6006 (mmix_emit_sp_add): Adjust to use insn_const_int_ok_for_constraint
6007 when matching "L" constraint.
6009 2012-09-11 Steven Bosscher <steven@gcc.gnu.org>
6011 * tree.h (expand_case): Move prototype ...
6012 * expr.h (expand_case): ...here.
6013 (expand_sjlj_dispatch_table): New prototype.
6014 * stmt.c: Include pointer-set.h instead of bitmap.h.
6015 (expand_case): Use a pointer set instead of a bitmap for
6016 already-seen labels. Fold label values here.
6017 (add_case_node): Don't fold label values here.
6018 (expand_sjlj_dispatch_table): New function.
6019 * except.c (sjlj_emit_dispatch_table): Use it.
6021 2012-09-11 Marc Glisse <marc.glisse@inria.fr>
6023 * tree-ssa-forwprop.c (simplify_vector_constructor): New function.
6024 (ssa_forward_propagate_and_combine): Call it.
6026 2012-09-11 Diego Novillo <dnovillo@google.com>
6028 * var-tracking.c (vt_add_function_parameter): Adjust for VEC changes.
6030 2012-09-11 Dominique Dhumieres <dominiq@lps.ens.fr>
6032 * config/darwin.c (darwin_asm_named_section): Adjust for VEC changes.
6033 (darwin_asm_dwarf_section): Likewise.
6035 2012-09-11 Martin Jambor <mjambor@suse.cz>
6037 * dwarf2out.c (dwarf2out_abstract_function): Do not change cfun.
6038 (premark_used_types): New parameter fun, use it instead of cfun.
6039 (gen_subprogram_die): Use DECL_STRUCT_FUNCTION (decl) instead of cfun,
6040 also pass it to premark_used_types.
6042 2012-09-11 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6044 * doc/sourcebuild.texi (arm_neon_v2_ok): Adjust command line.
6046 2012-09-11 Tobias Burnus <burnus@net-b.de>
6048 * doc/sourcebuild.texi (arm_neon_v2_ok): Fix @anchor.
6050 2012-09-11 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6051 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6053 * config/arm/neon.md (fma<VCVTF:mode>4): New pattern.
6054 (*fmsub<VCVTF:mode>4): Likewise.
6055 * doc/sourcebuild.texi (arm_neon_v2_ok, arm_neon_v2_hw): Document it.
6057 2012-09-11 Aldy Hernandez <aldyh@redhat.com>
6060 * tree-ssa-loop-im.c (execute_sm_if_changed_flag_set): Only set
6063 2012-09-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6065 PR tree-optimization/55492
6066 * doc/invoke.texi (max-slsr-cand-scan): New description.
6067 * gimple-ssa-strength-reduction.c (find_basis_for_candidate): Limit
6068 the time spent searching for a basis.
6069 * params.def (PARAM_MAX_SLSR_CANDIDATE_SCAN): New param.
6071 2012-09-11 Richard Guenther <rguenther@suse.de>
6073 * gimple.h (gimple_register_type): Remove.
6074 (print_gimple_types_stats): Adjust prototype.
6075 * lto-streamer.h (print_lto_report): Likewise.
6076 * lto-streamer.c (print_lto_report): Adjust.
6077 * gimple.c (gimple_types, type_hash_cache, enum gtc_mode,
6078 struct type_pair_d, lookup_type_pair, struct sccs,
6079 next_dfs_num, gtc_next_dfs_num, struct gimple_type_leader_entry_s,
6080 gimple_type_leader, gimple_lookup_type_leader, compare_type_names_p,
6081 gtc_visit, gimple_types_compatible_p_1, gimple_types_compatible_p,
6082 visit, iterative_hash_name, struct type_hash_pair,
6083 type_hash_pair_compare, iterative_hash_gimple_type, gimple_type_hash,
6084 gimple_type_eq, gimple_register_type_1, gimple_register_type):
6086 (print_gimple_types_stats): Adjust.
6087 (free_gimple_type_tables): Likewise.
6089 2012-09-11 Richard Guenther <rguenther@suse.de>
6091 * graphite-scop-detection.c (move_sd_regions): Adjust for VEC changes.
6092 (scopdet_basic_block_info): Likewise.
6093 (build_scops_1): Likewise.
6094 (limit_scops): Likewise.
6096 2012-09-11 Richard Guenther <rguenther@suse.de>
6099 * gimple.c (get_base_address): Do not return NULL_TREE apart
6100 from for WITH_SIZE_EXPR.
6101 * gimple-fold.c (canonicalize_constructor_val): Do not call
6102 get_base_address when not necessary.
6104 2012-09-10 Andrew Pinski <apinski@cavium.com>
6107 * trans-mem.c (thread_private_new_memory): Handle COND_EXPR also.
6109 2012-09-10 Maxim Kuvyrkov <maxim@codesourcery.com>
6111 * config/m68k/m68k.c (m68k_sched_dfa_post_advance_cycle): Support
6112 starting scheduling from a pre-existing state.
6114 2012-09-10 Diego Novillo <dnovillo@google.com>
6116 * vec.h (vec_t::quick_push): Remove overload that accepts 'T *'.
6118 (vec_t::safe_push): Likewise.
6119 (vec_t::quick_insert): Likewise.
6120 (vec_t::lower_bound): Likewise.
6121 (vec_t::safe_insert): Likewise.
6122 (vec_t::replace): Change second argument to 'T &'.
6124 2012-09-10 Maciej W. Rozycki <macro@codesourcery.com>
6126 * config/rs6000/rs6000.md: Move a splitter next to its insn.
6128 2012-09-10 Oleg Endo <olegendo@gcc.gnu.org>
6131 * config/sh/sh.h (SH_DYNAMIC_SHIFT_COST): Set always to 1 if
6132 dynamic shifts are available.
6133 (SHIFT_COUNT_TRUNCATED): Always define to 0. Correct comment.
6134 * config/sh/sh.c (ashl_lshr_seq, ext_ashl_lshr_seq): Add comments.
6135 * config/sh/predicates.md (shift_count_operand): Allow
6136 arith_reg_operand even if TARGET_DYNSHIFT is false.
6137 * config/sh/sh.md (ashlsi3, lshrsi3): Expand library call patterns
6139 (ashlsi3_d_call, lshrsi3_d_call): New insns.
6141 2012-09-10 Richard Sandiford <rdsandiford@googlemail.com>
6143 * ira.c (setup_pressure_classes): Handle synonymous classes.
6145 2012-09-10 Marc Glisse <marc.glisse@inria.fr>
6147 * tree-ssa-forwprop.c (simplify_bitfield_ref): New function.
6148 (ssa_forward_propagate_and_combine): Call it.
6150 2012-09-10 Steve Ellcey <sellcey@mips.com>
6152 * config.gcc: Add mips*-mti-linux* target
6153 Handle with_synci like other options.
6154 * config/mips/gnu-user64.h (LINUX64_DRIVER_SELF_SPECS): New.
6155 (DRIVER_SELF_SPECS): Define in terms of LINUX64_DRIVER_SELF_SPECS.
6156 * config/mips/mips.h (MIPS_ISA_SYNCI_SPEC): New.
6157 * config/mips/mti-linux.h: New file.
6158 * config/mips/t-mti-linux: New file.
6160 2012-09-10 Marc Glisse <marc.glisse@inria.fr>
6162 * tree-ssa-forwprop.c (simplify_permutation): Handle CONSTRUCTOR.
6164 2012-09-10 Martin Jambor <mjambor@suse.cz>
6166 * params.def (PARAM_IPA_MAX_AGG_ITEMS): New parameter.
6167 * ipa-prop.c: Include params.h.
6168 (IPA_MAX_AFF_JF_ITEMS): Removed.
6169 (determine_known_aggregate_parts): Use param value of
6170 PARAM_IPA_MAX_AGG_ITEMS instead of IPA_MAX_AFF_JF_ITEMS.
6171 * Makefile.in (ipa-prop.o): Add PARAMS_H dependency.
6173 2012-09-10 Richard Guenther <rguenther@suse.de>
6175 PR tree-optimization/54520
6176 * tree-ssa-threadupdate.c (def_split_header_continue_p):
6177 Properly consider sub-loops.
6179 2012-09-10 Richard Henderson <rth@redhat.com>
6181 * config/alpha/predicates.md (small_symbolic_operand): Disallow
6184 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
6187 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
6189 2012-09-10 Jan Hubicka <jh@suse.cz>
6191 * lto-cgraph.c (compute_ltrans_boundary): Do not care about aliases.
6192 * symtab.c (symtab_make_decl_local): Remove user defined visibility
6193 when making symbol local.
6195 2012-09-09 Mark Kettenis <kettenis@gnu.org>
6197 * config/openbsd-stdint.h (INTMAX_TYPE, UINTMAX_TYPE): Define.
6199 2012-09-09 Jan Hubicka <jh@suse.cz>
6201 * passes.c (ipa_write_summaries_1): Set state;
6202 do not call compute_ltrans_boundary.
6203 (ipa_write_optimization_summaries): Likewise.
6204 (ipa_write_summaries): compute_ltrans_boundary here.
6205 * lto-streamer.h (lto_symtab_encoder_d): NODES are allocated in heap.
6206 (compute_ltrans_boundary): Update prototype.
6208 2012-09-09 Ulrich Drepper <drepper@gmail.com>
6210 * config/i386/cpuid.h: Define signature_*_e[bcd]x macros for
6211 matching results of level 0 calls to __cpuid to processor
6213 * config/i386/driver-i386.c (vendor_signatures): Removed.
6214 (processor_signatures): Removed.
6215 (host_detect_local_cpu): Replace uses of now-removed SIG_*
6216 constants with the new signature_*_ebx constants.
6218 2012-09-08 Jan Hubicka <jh@suse.cz>
6220 Replace cgraph_node_set and varpool_node_set by symtab_node_encoder
6222 * tree-pass.h (cgraph_node_set_def, varpool_node_set_def): Remove
6223 forward declaration.
6224 (lto_symtab_encoder_d): Forward declare.
6225 (ipa_write_optimization_summaries): Update.
6226 * lto-cgraph.c (lto_symtab_encoder_new): Do not initialize
6227 body, initializer and in_partition.
6228 (lto_symtab_encoder_delete): Update.
6229 (lto_symtab_encoder_encode): Update.
6230 (lto_symtab_encoder_lookup): Move inline.
6231 (lto_symtab_encoder_delete_node): New function.
6232 (lto_symtab_encoder_encode_body_p, lto_set_symtab_encoder_encode_body,
6233 lto_symtab_encoder_encode_initializer_p,
6234 lto_set_symtab_encoder_encode_initializer,
6235 lto_symtab_encoder_in_partition_p,
6236 lto_symtab_encoder_in_partition_p): Update.
6237 (compute_ltrans_boundary): Take encoder as an input.
6238 * passes.c (ipa_write_summaries_1): Update.
6239 (ipa_write_summaries_1): Update.
6240 (ipa_write_summaries): Update.
6241 (ipa_write_optimization_summaries): Update.
6242 * lto-streamer.c (print_lto_report): Report number of cgraph nodes.
6243 * lto-streamer.h (lto_stats_d): Replace num_output_cgraph_nodes by
6244 num_output_symtab_nodes.
6245 (lto_encoder_entry): New structure.
6246 (struct lto_symtab_encoder_d): Reorg.
6247 (lto_symtab_encoder_delete_node): Declare.
6248 (lto_symtab_encoder_lookup): Bring inline.
6249 (compute_ltrans_boundary): Update.
6250 (lto_symtab_encoder_size): Update.
6251 (lsei_node, lsei_cgraph_node, lsei_varpool_node): Update.
6252 (lto_symtab_encoder_deref): Update.
6254 2012-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6256 * config/pa/pa.c (hppa_rtx_costs): Update costs for large
6259 2012-09-08 Andi Kleen <ak@linux.intel.com>
6261 * lto/lto.c (do_whole_program_analysis): Fix last broken patch.
6263 2012-09-08 Andi Kleen <ak@linux.intel.com>
6265 * common.opt (-fmem-report-wpa): Add
6266 * doc/invoke.texi (-fmem-report-wpa): Document.
6267 * lto/lto.c (do_whole_program_analysis): Run mem_report
6268 when mem_report_wpa is set.
6270 2012-09-07 Anthony Green <green@moxielogic.com>
6272 * config/moxie/moxie.c (moxie_expand_prologue): Optimize prologue
6273 for functions with large static stack requirements.
6274 (moxie_expand_epilogue): Use $r12 instead of $r5 for pulling saved
6275 values off of the stack.
6277 2012-09-07 Nick Clifton <nickc@redhat.com>
6279 * config/v850/v850.h (DBX_DEBUGGING_INFO): Define.
6280 (ASM_GENERATE_INTERNAL_LABEL): Define if not already provided.
6281 * config/v850/v850.c (compute_register_save_size): Always include
6283 (increment_stack): New function - emits insns to increment or
6284 decrement the stack pointer.
6285 (expand_prologue, expand_epilogue): Use it.
6286 (expand_prologue): Set the function stack size, if requested.
6287 (v850_debug_unwind_info): New function.
6288 (TARGET_DEBUG_UNWIND_INFO): Define.
6290 2012-09-07 Richard Earnshaw <rearnsha@arm.com>
6293 * tree-ssa-math-opts.c (widening_mult_conversion_strippable_p):
6294 Sign-extension of a zero-extended value can be simplified to
6295 just zero-extension.
6297 2012-09-07 Richard Guenther <rguenther@suse.de>
6300 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
6301 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
6302 arguments separately.
6304 2012-09-07 Steven Bosscher <steven@gcc.gnu.org>
6306 * bitmap.c (bitmap_last_set_bit): Rewrite to return the correct bit.
6308 * graphite.c (print_global_statistics): Use EDGE_COUNT instead
6310 (print_graphite_scop_statistics): Likewise.
6311 * graphite-scop-detection.c (get_bb_type): Use single_succ_p.
6312 (print_graphite_scop_statistics): Use EDGE_COUNT, not VEC_length.
6313 (canonicalize_loop_closed_ssa): Use single_pred_p.
6315 * alias.c (reg_seen): Make this an sbitmap.
6316 (record_set, init_alias_analysis): Update.
6318 * tree-ssa-coalesce.c (ssa_conflicts_dump): Fix dumping.
6320 2012-09-07 Tom de Vries <tom@codesourcery.com>
6322 PR tree-optimization/53986
6323 * tree-vrp.c (extract_range_from_multiplicative_op_1): Allow
6325 (extract_range_from_binary_expr_1): Handle LSHIFT with constant
6326 range as shift amount.
6328 2012-09-07 Segher Boessenkool <segher@kernel.crashing.org>
6330 * config/rs6000/aix43.h (RS6000_CALL_GLUE): Delete.
6331 * config/rs6000/aix51.h (RS6000_CALL_GLUE): Delete.
6332 * config/rs6000/aix52.h (RS6000_CALL_GLUE): Delete.
6333 * config/rs6000/aix53.h (RS6000_CALL_GLUE): Delete.
6334 * config/rs6000/aix61.h (RS6000_CALL_GLUE): Delete.
6335 * config/rs6000/freebsd64.h (RS6000_CALL_GLUE): Delete.
6336 * config/rs6000/linux64.h (RS6000_CALL_GLUE): Delete.
6337 * config/rs6000/rs6000.c (print_operand) ['.']: Delete.
6338 * config/rs6000/rs6000.h (RS6000_CALL_GLUE): Delete.
6339 * config/rs6000/rs6000.md (tls_gd_aix<TLSmode:tls_abi_suffix>):
6340 Replace %. with nop.
6341 (tls_gd_call_aix<TLSmode:tls_abi_suffix>): Ditto.
6342 (tls_ld_aix<TLSmode:tls_abi_suffix>): Ditto.
6343 (tls_ld_call_aix<TLSmode:tls_abi_suffix>): Ditto.
6344 (call_nonlocal_aix32): Ditto.
6345 (call_nonlocal_aix64): Ditto.
6346 (call_value_nonlocal_aix32): Ditto.
6347 (call_value_nonlocal_aix64): Ditto.
6349 2012-09-06 Andi Kleen <ak@linux.intel.com>
6351 * doc/invoke.texi (-ffat-lto-objects): Clarify that gcc-ar
6352 et.al. should be used.
6354 2012-09-06 Andi Kleen <ak@linux.intel.com>
6356 * lto-streamer.h (res_pair): Add.
6357 (lto_file_decl_data): Replace resolutions with respairs.
6359 * lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
6360 Initialize respairs.
6361 (lto_file_finalize): Set up resolutions vector lazily from respairs.
6363 2012-09-06 Lawrence Crowl <crowl@google.com>
6365 * double-int.h (double_int::operator &=): New.
6366 (double_int::operator ^=): New.
6367 (double_int::operator |=): New.
6368 (double_int::mul_with_sign): Modify overflow parameter to bool*.
6369 (double_int::add_with_sign): New.
6370 (double_int::ule): New.
6371 (double_int::sle): New.
6372 (binary double_int::operator *): Remove parameter name.
6373 (binary double_int::operator +): Likewise.
6374 (binary double_int::operator -): Likewise.
6375 (binary double_int::operator &): Likewise.
6376 (double_int::operator |): Likewise.
6377 (double_int::operator ^): Likewise.
6378 (double_int::and_not): Likewise.
6379 (double_int::from_shwi): Tidy formatting.
6380 (double_int::from_uhwi): Likewise.
6381 (double_int::from_uhwi): Likewise.
6382 * double-int.c (double_int::mul_with_sign): Modify overflow parameter
6384 (double_int::add_with_sign): New.
6385 (double_int::ule): New.
6386 (double_int::sle): New.
6387 * builtins.c: Modify to use the new double_int interface.
6388 * cgraph.c: Likewise.
6389 * combine.c: Likewise.
6390 * dwarf2out.c: Likewise.
6391 * emit-rtl.c: Likewise.
6392 * expmed.c: Likewise.
6394 * fixed-value.c: Likewise.
6395 * fold-const.c: Likewise.
6396 * gimple-fold.c: Likewise.
6397 * gimple-ssa-strength-reduction.c: Likewise.
6398 * gimplify-rtx.c: Likewise.
6399 * ipa-prop.c: Likewise.
6400 * loop-iv.c: Likewise.
6401 * optabs.c: Likewise.
6402 * stor-layout.c: Likewise.
6403 * tree-affine.c: Likewise.
6404 * tree-cfg.c: Likewise.
6405 * tree-dfa.c: Likewise.
6406 * tree-flow-inline.h: Likewise.
6407 * tree-object-size.c: Likewise.
6408 * tree-predcom.c: Likewise.
6409 * tree-pretty-print.c: Likewise.
6410 * tree-sra.c: Likewise.
6411 * tree-ssa-address.c: Likewise.
6412 * tree-ssa-alias.c: Likewise.
6413 * tree-ssa-ccp.c: Likewise.
6414 * tree-ssa-forwprop.c: Likewise.
6415 * tree-ssa-loop-ivopts.c: Likewise.
6416 * tree-ssa-loop-niter.c: Likewise.
6417 * tree-ssa-phiopt.c: Likewise.
6418 * tree-ssa-pre.c: Likewise.
6419 * tree-ssa-sccvn: Likewise.
6420 * tree-ssa-structalias.c: Likewise.
6421 * tree-ssa.c: Likewise.
6422 * tree-switch-conversion.c: Likewise.
6423 * tree-vect-loop-manip.c: Likewise.
6424 * tree-vrp.c: Likewise.
6427 * varasm.c: Likewise.
6429 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
6431 * configure.ac (hle prefixes): Remove .code64 directive.
6432 * configure: Regenerated.
6434 2012-09-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6436 * config/arm/arm.c: Use CONST_INT_P, CONST_DOUBLE_P, REG_P, MEM_P,
6437 LABEL_P, JUMP_P, CALL_P, NOTE_P, BARRIER_P consistently.
6438 * config/arm/arm.h: Use REG_P, MEM_P consistently.
6439 * config/arm/arm.md: Use CONST_INT_P, REG_P, MEM_P, CONST_DOUBLE_P
6441 * config/arm/neon.md: Use REG_P consistently.
6442 * config/arm/predicates.md: Use CONST_INT_P, REG_P, MEM_P consistently.
6443 * config/arm/thumb2.md: Use CONST_INT_P, REG_P consistently.
6444 * config/arm/vec-common.md: Use REG_P consistently.
6446 2012-09-06 Richard Guenther <rguenther@suse.de>
6448 PR tree-optimization/54498
6449 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
6450 abort when reaching an already visited region.
6451 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
6452 (get_continuation_for_phi_1): Likewise.
6453 (walk_non_aliased_vuses): When we translated the reference,
6454 abort when we re-visit a region.
6455 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
6457 2012-09-06 David Edelsohn <dje.gcc@gmail.com>
6459 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Add TLS
6461 * config/rs6000/rs6000.c (rs6000_debug_address_cost): Add new
6462 arguments to TARGET_ADDRESS_COST call.
6464 2012-09-06 Richard Guenther <rguenther@suse.de>
6466 * tree.h (MOVE_NONTEMPORAL): Remove.
6467 * tree-pretty-print.c (dump_generic_node): Remove
6468 MOVE_NONTEMPORAL handling.
6469 * expr.c (expand_expr_real_1): Likewise.
6471 2012-09-06 Richard Guenther <rguenther@suse.de>
6473 * passes.c (execute_function_todo): Call compute_may_aliases
6474 only if flag_tree_pta is set.
6476 2012-09-06 Andrew Pinski <apinski@cavium.com>
6479 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
6481 2012-09-06 Jakub Jelinek <jakub@redhat.com>
6483 PR rtl-optimization/54455
6484 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
6485 bb ends up with asm goto referencing bb's label.
6487 2012-09-06 Chen Liqin <liqin.gcc@gmail.com>
6489 * config/score/score.c: Remove TARGET_LEGITIMIZE_ADDRESS define and
6490 score_legitimize_address function, use compiler default code instead.
6492 2012-09-05 Jan Hubicka <jh@suse.cz>
6494 * ipa-inline.c (want_inline_small_function_p): Use
6495 INLINE_HINT_loop_iterations hint.
6497 2012-09-05 Andrew Pinski <apinski@cavium.com>
6499 * optabs.c (emit_conditional_add): Correct comment about the arguments.
6500 Remove code which might swap op2 and op3 since they cannot be swapped.
6501 * doc/md.texi (add@var{mode}cc): Fix document about how the arguments
6504 2012-09-05 Oleg Endo <olegendo@gcc.gnu.org>
6506 * hooks.c (hook_int_rtx_mode_as_bool_0): New function.
6507 * hooks.h (hook_int_rtx_mode_as_bool_0): Declare it.
6508 * output.h (default_address_cost): Add machine_mode and address space
6510 * target.def (address_cost): Likewise.
6511 * rtlanal.c (address_cost): Pass mode and address space to target hook.
6512 (default_address_cost): Add unnamed machine_mode and address space
6514 * doc/tm.texi: Regenerate.
6515 * config/alpha/alpha.c (TARGET_ADDRESS_COST): Use
6516 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6517 * config/arm/arm.c (arm_address_cost): Add machine_mode and address
6519 * config/avr/avr.c (avr_address_cost): Likewise.
6520 * config/bfin/bfin.c (bfin_address_cost): Likewise.
6521 * config/cr16/cr16.c (cr16_address_cost): Likewise.
6522 * config/cris/cris.c (cris_address_cost): Likewise.
6523 * config/epiphany/epiphany.c (epiphany_address_cost): Likewise.
6524 * config/i386/i386.c (ix86_address_cost): Likewise.
6525 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Use
6526 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6527 * config/iq2000/iq2000.c (iq2000_address_cost): Add machine_mode and
6528 address space arguments. Pass them on in recursive invocation.
6529 * config/lm32/lm32.c (TARGET_ADDRESS_COST): Use
6530 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6531 * config/m32c/m32c.c (m32c_address_cost): Add machine_mode and address
6533 * config/m32r/m32r.c (TARGET_ADDRESS_COST): Use
6534 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6535 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Likewise.
6536 * config/mep/mep.c (mep_address_cost): Add machine_mode and address
6538 * config/microblaze/microblaze.c (microblaze_address_cost): Likewise.
6539 * config/mips/mips.c (mips_address_cost): Likewise.
6540 * config/mmix/mmix.c (TARGET_ADDRESS_COST): Use
6541 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6542 * config/mn10300/mn10300.c (mn10300_address_cost): Add machine_mode and
6543 address space arguments.
6544 (mn10300_rtx_costs): Pass GET_MODE (x) and MEM_ADDR_SPACE (x) to
6545 mn10300_address_cost.
6546 * config/pa/pa.c (hppa_address_cost): Add machine_mode and address
6548 * config/rs6000/rs6000.c (rs6000_debug_address_cost): Likewise.
6549 (TARGET_ADDRESS_COST): Use hook_int_rtx_mode_as_bool_0 instead of
6550 hook_int_rtx_bool_0.
6551 * config/rx/rx.c (rx_address_cost): Add machine_mode and address
6553 * config/s390/s390.c (s390_address_cost): Likewise.
6554 * config/score/score-protos.h (score_address_cost): Likewise.
6555 * config/score/score.c (score_address_cost): Likewise.
6556 * config/sh/sh.c (sh_address_cost): Likewise.
6557 * config/sparc/sparc.c (TARGET_ADDRESS_COST): Use
6558 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6559 * config/spu/spu.c (TARGET_ADDRESS_COST): Likewise.
6560 * config/stormy16/stormy16.c (xstormy16_address_cost): Add machine_mode
6561 and address space arguments.
6562 * config/v850/v850.c (TARGET_ADDRESS_COST): Use
6563 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6564 * config/vax/vax.c (vax_address_cost): Add machine_mode and address
6566 * config/xtensa/xtensa (TARGET_ADDRESS_COST): Use
6567 hook_int_rtx_mode_as_bool_0 instead of hook_int_rtx_bool_0.
6569 2012-09-05 Diego Novillo <dnovillo@google.com>
6572 * vec.h (vec_t::lower_bound): Fix spelling of LESSTHAN argument.
6574 2012-09-05 Jakub Jelinek <jakub@redhat.com>
6577 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
6578 build_int_cst with size_type_node instead of size_int.
6580 2012-09-05 Uros Bizjak <ubizjak@gmail.com>
6582 * config/i386/sse.md (<sse4_1>_blendv<ssemodesuffix><avxsizesuffix>):
6583 Use register_operand instead of reg_not_xmm0_operand{,_maybe_avx}.
6584 Use nonimmediate_operand instead of
6585 nonimm_not_xmm0_operand{,_maybe_avx}.
6586 (<sse4_1_avx2>_pblendvb): Ditto.
6587 (sse4_2_pcmpestr): Ditto.
6588 (*sse4_2_pcmpestr_unaligned): Ditto.
6589 (sse4_2_pcmpistr): Ditto.
6590 (*sse4_2_pcmpistr_unaligned): Ditto.
6591 * config/i386/predicates.md (reg_not_xmm0_operand): Remove predicate.
6592 (nonimm_not_xmm0_operand): Ditto.
6593 (nonimm_not_xmm0_operand_maybe_avx): Ditto.
6594 (nonimm_not_xmm0_operand_maybe_avx): Ditto.
6595 * config/i386/i386.md (rdpmc): Do not force operand 1 into ecx.
6597 2012-09-05 Eric Botcazou <ebotcazou@adacore.com>
6599 * bb-reorder.c: Clarify a few points in the head comment and fix
6600 long lines in other comments.
6601 (find_traces): Fix long line.
6602 (find_traces_1_round): Likewise.
6603 (better_edge_p): Likewise.
6604 (connect_traces): Likewise.
6605 (duplicate_computed_gotos): Likewise.
6606 (find_rarely_executed_basic_blocks_and_cr): Remove trailing spaces.
6607 (fix_up_fall_thru_edges): Fix formatting.
6609 2012-09-05 Richard Guenther <rguenther@suse.de>
6611 PR tree-optimization/46590
6612 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Do not
6613 update SSA form here.
6614 (canonicalize_induction_variables): Assert we do not need to
6616 (tree_unroll_loops_completely): Update SSA form here.
6617 * tree-ssa-loop-manip.c (gimple_duplicate_loop_to_header_edge):
6618 Do not verify loop-closed SSA form if SSA form is not up-to-date.
6620 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
6623 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
6624 not configured --with-avrlibc=no.
6625 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if not configured
6627 * config/avr/avrlibc.h: New file.
6628 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
6629 not configured --with-avrlibc=no.
6630 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
6632 2012-09-04 Teresa Johnson <tejohnson@google.com>
6634 * gcov-io.c (gcov_write_summary): Write out non-zero histogram
6635 entries to function summary along with an occupancy bit vector.
6636 (gcov_read_summary): Read in the histogram entries.
6637 (gcov_histo_index): New function.
6638 (void gcov_histogram_merge): Ditto.
6639 * gcov-io.h (gcov_type_unsigned): New type.
6640 (struct gcov_bucket_type): Ditto.
6641 (struct gcov_ctr_summary): Include histogram.
6642 (GCOV_TAG_SUMMARY_LENGTH): Update to include histogram entries.
6643 (GCOV_HISTOGRAM_SIZE): New macro.
6644 (GCOV_HISTOGRAM_BITVECTOR_SIZE): Ditto.
6645 * profile.c (NUM_GCOV_WORKING_SETS): Ditto.
6646 (gcov_working_sets): New global variable.
6647 (compute_working_sets): New function.
6648 (find_working_set): Ditto.
6649 (get_exec_counts): Invoke compute_working_sets.
6650 * coverage.c (read_counts_file): Merge histograms, and
6651 fix bug with accessing summary info for non-summable counters.
6652 * basic-block.h (gcov_type_unsigned): New type.
6653 (struct gcov_working_set_info): Ditto.
6654 (find_working_set): Declare.
6655 * gcov-dump.c (tag_summary): Dump out histogram.
6657 2012-09-04 Diego Novillo <dnovillo@google.com>
6660 * vec.h (vec_t::embedded_init): Move default argument value
6661 to function declaration.
6663 2012-09-04 Eric Botcazou <ebotcazou@adacore.com>
6665 * bb-reorder.c (gate_handle_reorder_blocks): Move around.
6666 (rest_of_handle_reorder_blocks): Likewise.
6667 (pass_reorder_blocks): Likewise.
6668 (gate_handle_partition_blocks): Likewise.
6670 2012-09-04 Eric Botcazou <ebotcazou@adacore.com>
6672 PR rtl-optimization/54456
6673 * sched-rgn.c (gate_handle_sched): Return 1 only if optimize > 0.
6675 2012-09-04 Diego Novillo <dnovillo@google.com>
6678 * vec.h (vec_t::alloc): Remove explicit type specification
6680 (vec_t::copy): Likewise.
6681 (vec_t::reserve): Likewise.
6682 (vec_t::reserve_exact): Likewise.
6683 (vec_t::safe_splice): Likewise.
6684 (vec_t::safe_push): Likewise.
6685 (vec_t::safe_grow): Likewise.
6686 (vec_t::safe_grow_cleared): Likewise.
6687 (vec_t::safe_insert): Likewise.
6689 2012-09-04 Richard Henderson <rth@redhat.com>
6691 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
6693 2012-09-04 Richard Guenther <rguenther@suse.de>
6695 * tree-ssa-pre.c (value_expressions): Make it a vector of
6696 bitmaps containing expression IDs.
6697 (add_to_value): Adjust.
6698 (sorted_array_from_bitmap_set): Likewise.
6699 (bitmap_set_replace_value): Likewise.
6700 (print_value_expressions): Likewise.
6701 (get_constant_for_value_id): Likewise.
6702 (get_representative_for): Likewise.
6703 (phi_translate_1): Likewise.
6704 (bitmap_find_leader): Likewise.
6705 (find_or_generate_expression): Likewise.
6706 (do_regular_insertion): Likewise.
6707 (init_pre): Likewise.
6708 (fini_pre): Likewise.
6710 2012-09-04 Diego Novillo <dnovillo@google.com>
6713 * vec.h (vec_t::copy): Add cast in call to reserve_exact.
6715 2012-09-04 Richard Guenther <rguenther@suse.de>
6717 * tree-ssa-pre.c (add_to_exp_gen): Adjust.
6718 (make_values_for_phi): Do not add to PHI_GEN for FRE.
6719 (compute_avail): Stop processing after adding all defs to
6721 (init_pre): Do not allocate not needed bitmap sets for FRE.
6723 2012-09-04 Diego Novillo <dnovillo@google.com>
6725 Rewrite VEC_* functions as member functions of vec_t.
6727 * vec.h: Update documentation.
6728 (ALONE_VEC_CHECK_INFO): Define.
6729 (ALONE_VEC_CHECK_DECL): Define.
6730 (ALONE_VEC_CHECK_PASS): Define.
6731 (struct vec_prefix): Rename field NUM to NUM_.
6732 Rename field ALLOC to ALLOC_.
6734 (struct vec_t): Rename field PREFIX to PREFIX_.
6735 Rename field VEC to VEC_.
6737 (vec_t::length): Rename from VEC_length_1. Update all users.
6738 (vec_t::empty): Rename from VEC_empty_1. Update all users.
6739 (vec_t::address): Rename from VEC_address_1. Update all users.
6741 (vec_t::last): Rename from VEC_last_1. Update all users.
6742 (vec_t::operator[]): Rename from VEC_index_1. Update all users.
6743 (vec_t::iterate): Rename from VEC_iterate_1. Update all users.
6744 (vec_t::embedded_size): Rename from VEC_embedded_size_1.
6746 (vec_t::embedded_init): Rename from VEC_embedded_init_1.
6748 (vec_t::alloc): Rename from VEC_alloc_1. Update all users.
6749 (vec_t::free): Rename from VEC_free_1. Update all users.
6750 (vec_t::copy): Rename from VEC_copy_1. Update all users.
6751 (vec_t::space): Rename from VEC_space_1. Update all users.
6752 (vec_t::reserve): Rename from VEC_reserve_1. Update all users.
6753 (vec_t::reserve_exact): Rename from VEC_reserve_exact_1.
6755 (vec_t::splice): Rename from VEC_splice_1. Update all users.
6756 (vec_t::safe_splice): Rename from VEC_safe_splice_1. Update all users.
6757 (vec_t::quick_push): Rename from VEC_quick_push_1. Update all users.
6758 (vec_t::safe_push): Rename from VEC_safe_push_1. Update all users.
6759 (vec_t::pop): Rename from VEC_pop_1. Update all users.
6760 (vec_t::truncate): Rename from VEC_truncate_1. Update all users.
6761 (vec_t::safe_grow): Rename from VEC_safe_grow_1. Update all users.
6762 (vec_t::safe_grow_cleared): Rename from VEC_safe_grow_cleared_1.
6764 (vec_t::replace): Rename from VEC_replace_1. Update all users.
6765 (vec_t::quick_insert): Rename from VEC_quick_insert_1.
6767 (vec_t::safe_insert): Rename from VEC_safe_insert_1. Update all users.
6768 (vec_t::ordered_remove): Rename from VEC_ordered_remove_1.
6770 (vec_t::unordered_remove): Rename from VEC_unordered_remove_1.
6772 (vec_t::block_remove): Rename from VEC_block_remove_1. Update all users.
6773 (vec_t::lower_bound): Rename from VEC_lower_bound_1. Update all users.
6775 2012-09-04 Steven Bosscher <steven@gcc.gnu.org>
6777 * gimple.h (gimple_build_switch): Remove.
6778 (gimple_build_switch_vec): Promote to the new gimple_build_switch.
6779 (gimple_switch_default_label): Assert the default case label is
6780 really a default case label.
6781 (gimple_switch_set_default_label): Likewise.
6782 * gimple.c (gimple_build_switch_nlabels): Make sure a default label
6783 is passed in, and simplify accordingly.
6784 (gimple_build_switch): Removed.
6785 (gimple_build_switch_vec): Rename to gimple_build_switch.
6786 * gimplify.c (gimplify_switch_expr): Update gimple_build_switch use.
6787 * gimple-pretty-print.c (dump_gimple_switch): Do not accept a NULL
6789 * stmt.c (expand_case): Simplify using the fact that every GIMPLE
6790 switch must have a default case.
6791 * tree-cfg.c (group_case_labels_stmt): Likewise.
6792 (verify_gimple_switch): Use gimple_switch_label in verifier to get
6793 the label at index 0, and verify that it is a valid default case.
6794 * except.c (sjlj_emit_dispatch_table): Rewrite construction of the
6795 switch for dispatching.
6796 * tree-eh.c (lower_try_finally_switch): Update gimple_build_switch use.
6797 (lower_eh_dispatch): Likewise.
6798 * tree-vrp.c (execute_vrp): Use gimple_switch_label to get the case
6799 label at index 0 before turning it into a default case label.
6800 * omp-low.c (expand_omp_sections): Update gimple_build_switch use.
6801 * tree-switch-conversion.c (emit_case_bit_tests): Get the default case
6802 label using gimple_switch_default_label.
6803 (collect_switch_conv_info): Likewise.
6804 (process_switch): Likewise.
6805 * doc/gimple.texi: Update documentation of gimple_build_switch.
6807 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
6810 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with
6813 2012-09-04 Bin Cheng <bin.cheng@arm.com>
6816 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
6817 of size less than 4 bytes by using macro ARM_NUM_INTS.
6818 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
6820 2012-09-04 Richard Guenther <rguenther@suse.de>
6822 PR tree-optimization/54458
6823 * tree-ssa-threadupdate.c (thread_through_loop_header): If we
6824 turn the loop into one with multiple latches mark it so.
6826 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6829 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
6831 (avr_allocate_stack_slots_for_args): ...this new static function.
6833 2012-09-04 Christophe Lyon <christophe.lyon@linaro.org>
6835 * config/arm/arm.c (arm_expand_builtin): Replace gen_rtx_CONST_INT
6837 (arm_emit_coreregs_64bit_shift): Likewise.
6839 2012-09-04 Christophe Lyon <christophe.lyon@linaro.org>
6841 * config/arm/arm.c (arm_evpc_neon_vext): New function.
6842 (arm_expand_vec_perm_const_1): Add call to arm_evpc_neon_vext.
6844 2012-09-04 Oleg Endo <olegendo@gcc.gnu.org>
6847 * config/sh/sh.c (prepare_cbranch_operands): Pull out comparison
6848 canonicalization code into...
6849 * (sh_canonicalize_comparison): This new function.
6850 * config/sh/sh-protos.h: Declare it.
6851 * config/sh/sh.h: Use it in new macro CANONICALIZE_COMPARISON.
6852 * config/sh/sh.md (cbranchsi4): Remove TARGET_CBRANCHDI4 check and
6853 always invoke expand_cbranchsi4.
6855 2012-09-03 Andi Kleen <ak@linux.intel.com>
6857 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Initialize
6860 2012-09-03 Andrew Pinski <apinski@cavium.com>
6863 * tree-if-conv.c (constant_or_ssa_name): New function.
6864 (fold_build_cond_expr): New function.
6865 (predicate_scalar_phi): Use fold_build_cond_expr instead of build3.
6866 (predicate_mem_writes): Likewise.
6868 2012-09-03 Marc Glisse <marc.glisse@inria.fr>
6870 * fold-const.c (fold_ternary_loc): Constant-propagate after
6871 removing dead operands.
6873 2012-09-03 Michael Matz <matz@suse.de>
6875 PR tree-optimization/46590
6876 * tree-cfg.c (gimple_duplicate_sese_region): Don't update
6878 * tree-ssa-loop-ch.c (copy_loop_headers): ... but here.
6880 2012-09-03 Sandra Loosemore <sandra@codesourcery.com>
6882 * doc/invoke.texi: Fix numerous typos and punctuation/grammatical
6883 errors throughout the file. Re-word some awkward sentences and
6886 2012-09-03 Richard Guenther <rguenther@suse.de>
6888 PR tree-optimization/54362
6889 * tree-ssa-structalias.c (find_func_aliases): Handle COND_EXPR.
6891 2012-09-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6893 * config/s390/s390.c (s390_loadrelative_operand_p): New function.
6894 (s390_check_qrst_address, print_operand_address): Use
6895 s390_loadrelative_operand_p instead of s390_symref_operand_p.
6896 (s390_check_symref_alignment): Accept pointer size alignment for
6898 (legitimize_pic_address): Use load relative on z10 or later.
6900 2012-09-03 Jakub Jelinek <jakub@redhat.com>
6903 * valtrack.c (dead_debug_insert_temp): Drop non-reg uses
6906 2012-09-03 Joseph Myers <joseph@codesourcery.com>
6908 * common.opt (--no-sysroot-suffix): New driver option.
6909 * doc/invoke.texi (--no-sysroot-suffix): Document.
6910 * gcc.c (driver_handle_option): Handle --no-sysroot-suffix as not
6911 needing spec processing.
6912 (main): Do not process sysroot suffixes if no_sysroot_suffix.
6914 2012-09-02 Oleg Endo <olegendo@gcc.gnu.org>
6917 * common/config/sh/sh-common.c: Update copyright years.
6918 (sh_option_init_struct): Delete.
6919 (TARGET_OPTION_INIT_STRUCT): Likewise.
6921 2012-09-02 Oleg Endo <olegendo@gcc.gnu.org>
6924 * config/sh/sh.md (cmpgeusi_t): Remove N alternative.
6925 Check operands[1] in split condition instead of operands[0].
6928 2012-09-02 Mark Kettenis <kettenis@openbsd.org>
6930 * config.gcc (x86_64-*-openbsd*): New target.
6931 * config.host (*-*-openbsd*): New target.
6932 * config/openbsd.h (TARGET_C99_FUNCTIONS): Define.
6933 * config/i386/openbsdelf.h: Remove some superfluous defines and
6934 group things together in a more logical fashion.
6935 (DBX_REGISTER_NUMBER): Provide a
6936 definition that works on both 32-bit and 64-bit targets.
6937 (WCHAR_TYPE_SIZE): Hardcode as 32.
6938 (NO_DOLLAR_IN_LABEL): Remove undef.
6939 (TARGET_DEFAULT): Remove.
6940 (SET_ASM_OP): Remove.
6941 (DEFAULT_PCC_STRUCT_RETURN): Undef first to prevent warning.
6942 (ASM_OUTPUT_MAX_SKIP_ALIGN): Synch with x86-64.h
6943 (DWARF2_UNWIND_INFO): Remove define.
6944 (HAVE_ENABLE_EXECUTE_STACK): Define.
6945 * config/host-openbsd.c: New file.
6946 * config/t-openbsd (USER_H): Add EXTRA_HEADERS.
6947 * config/x-openbsd: New file.
6949 2012-09-02 Oleg Endo <olegendo@gcc.gnu.org>
6951 * config/sh/sh.md (*extend<mode>si2_compact_mem_disp): Pass iterated
6952 mode to sh_legitimate_index_p instead of QImode.
6954 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
6956 PR rtl-optimization/54369
6957 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
6958 calling dbr_schedule.
6959 * config/sparc/sparc.c (sparc_reorg): Likewise.
6961 2012-09-01 Jakub Jelinek <jakub@redhat.com>
6964 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
6965 operands[1] is CONST_INT_P, convert it to QImode before printing.
6967 2012-09-01 Andrew Pinski <apinski@cavium.com>
6969 * simplify-rtx.c (simplify_unary_operation_1 <case TRUNCATE>):
6970 A truncate of a memory is just loading the low part of the memory.
6972 2012-09-01 Uros Bizjak <ubizjak@gmail.com>
6976 * config/i386/i386.c (ix86_legitimate_combined_insn): New function.
6977 (TARGET_LEGITIMATE_COMBINED_INSN): New macro.
6979 2012-09-01 Uros Bizjak <ubizjak@gmail.com>
6981 * target.def (legitimate_combined_insn): New target hook.
6982 * doc/tm.texi.in (TARGET_LEGITIMATE_COMBINED_INSN): New hook.
6983 * doc/tm.texi: Regenerated.
6984 * combine.c (recog_for_combine): Call targetm.legitimate_combined_insn
6985 to allow targets to reject combined insn.
6986 * hooks.h (hook_bool_rtx_true): New.
6987 * hooks.c (hook_bool_rtx_true): Ditto.
6989 2012-08-31 Martin Jambor <mjambor@suse.cz>
6991 * ipa-inline-analysis.c (estimate_function_body_sizes): Allocate
6992 nonconstant_names after calculate_dominance_info and
6993 loop_optimizer_init.
6995 2012-08-31 Greta Yorsh <Greta.Yorsh@arm.com>
6997 * config/arm/arm.c (arm_expand_epilogue): Remove unused variable
7000 2012-08-31 Martin Jambor <mjambor@suse.cz>
7003 * ipa-inline-analysis.c (remap_predicate): Fix the offset_map
7006 2012-08-31 Martin Jambor <mjambor@suse.cz>
7008 * ipa-inline-analysis.c (phi_result_unknown_predicate): New function.
7009 (predicate_for_phi_result): Likewise.
7010 (estimate_function_body_sizes): Use the above two functions.
7012 2012-08-31 Martin Jambor <mjambor@suse.cz>
7015 * ipa-inline-analysis.c (estimate_function_body_sizes): Compute
7016 dominance info and loops whenever optimizing.
7018 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7019 Richard Earnshaw <richard.earnshaw@arm.com>
7022 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
7023 element size. Use elem_type from the formal parameter. New parameter
7025 (neon_expand_args): Adjust call to neon_dereference_pointer.
7027 2012-08-29 Steven Bosscher <steven@gcc.gnu.org>
7029 * cfg.c (dump_bb_info): Print a newline if there were no edges to dump.
7031 2012-08-29 Chung-Lin Tang <cltang@codesourcery.com>
7034 * config/mips/t-linux64 (MULTILIB_OSDIRNAMES): Change to use
7035 mapping style, add ../lib/mips16.
7036 (MULTILIB_OPTIONS,MULTILIB_DIRNAMES): Add mips16.
7037 (MULTILIB_EXCLUSIONS): Exclude mips16 when not -mabi=32.
7039 2012-08-29 Richard Sandiford <rdsandiford@googlemail.com>
7041 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_synci
7044 2012-08-29 Oleg Endo <olegendo@gcc.gnu.org>
7046 * config/sh/sh.opt (menable-tas): Rename to mtas.
7047 * doc/invoke.texi (SH options): Likewise.
7048 * config/sh/sync.md: Update comments.
7050 2012-08-29 Oleg Endo <olegendo@gcc.gnu.org>
7052 * config/sh/iterators.md: New file.
7053 * config/sh/sync.md (I124, I12, i124suffix): Delete. Replace usage
7054 with new iterators QIHISI, QIHI, bw, bwl respectively throughout
7056 * config/sh/sh.md: Include new file iterators.md.
7057 (zero_extendhisi2, zero_extendqisi2): Fold into zero_extend<mode>si2.
7058 (*zero_extendhisi2_compact, *zero_extendqisi2_compact): Fold into
7059 *zero_extend<mode>si2_compact.
7060 (*zero_extendqisi2_disp_mem, zero_extendhisi2_disp_mem): Fold into
7061 *zero_extend<mode>si2_disp_mem.
7062 (extendhisi2, extendqisi2): Fold into extend<mode>si2.
7063 (*extendqisi2_compact_reg, *extendhisi2_compact_reg): Fold into
7064 *extend<mode>si2_compact_reg.
7065 (*extendqisi2_compact_mem_disp, *extendhisi2_compact_mem_disp): Fold
7066 into *extend<mode>si2_compact_mem_disp.
7067 (*extendqisi2_compact_snd, *extendhisi2_compact_snd): Fold into
7068 *extend<mode>si2_compact_snd.
7069 (*movsi_index_disp, *movhi_index_disp): Fold with iterators and rename
7070 to *movsi_index_disp_load, *movhi_index_disp_load,
7071 *mov<mode>_index_disp_store.
7072 (*movqi_reg_reg, *movhi_reg_reg): Fold into *mov<mode>_reg_reg.
7073 (*movqi_store_mem_disp04, *movhi_store_mem_disp05): Fold into
7074 *mov<mode>_store_mem_disp04.
7075 (*movqi_store_mem_disp12, *movhi_store_mem_disp13): Fold into
7076 *mov<mode>_store_mem_disp12.
7077 (*movqi_load_mem_disp, *movhi_load_mem_disp): Fold into
7078 *mov<mode>_load_mem_disp04 and *mov<mode>_load_mem_disp12.
7080 2012-08-29 Martin Jambor <mjambor@suse.cz>
7082 * ipa-inline.h (estimate_edge_hints): Call do_estimate_edge_hints, not
7083 do_estimate_edge_time.
7085 2012-08-29 Chung-Lin Tang <cltang@codesourcery.com>
7087 * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Add nomips16 asm
7088 directives, remove #ifndef __mips16 guards.
7089 * config/mips/t-linux64 (MULTILIB_OSDIRNAMES): Change to use
7090 mapping style, add ../lib/mips16.
7091 (MULTILIB_OPTIONS,MULTILIB_DIRNAMES): Add mips16.
7092 (MULTILIB_EXCLUSIONS): Exclude mips16 when not -mabi=32.
7094 2012-08-28 Walter Lee <walt@tilera.com>
7095 * confg/tilegx/tilegx.md: Fix code style.
7096 (*zero_extendsidi_truncdisi): Fix typo.
7097 * config/tilegx/tilegx.c: Fix code style.
7098 (tilegx_function_profiler): Fix typo.
7100 2012-08-28 Walter Lee <walt@tilera.com>
7102 * doc/invoke.texi: Document -mcmodel=small, -mcmodel=large.
7103 * config/tilegx/tilegx.h: Include config/tilegx/tilegx-opts.h.
7104 (CRT_CALL_STATIC_FUNCTION): Define.
7105 * config/tilegx/predicates.md (const_last_symbolic_operand):
7106 Handle UNSPEC_HW2_LAST_PCREL, UNSPEC_HW1_LAST_PLT_PCREL, and
7107 UNSPEC_HW2_LAST_PLT_PCREL.
7108 (const_symbolic_operand): Handle UNSPEC_HW1_PCREL,
7109 UNSPEC_HW0_PLT_PCREL, and UNSPEC_HW1_PLT_PCREL.
7110 * config/tilegx/tilegx.md (UNSPEC_MOV_LARGE_PCREL_STEP4): Define,
7111 and renumber the constants that follow.
7112 (UNSPEC_HW1_PCREL): Ditto.
7113 (UNSPEC_HW2_LAST_PCREL): Ditto.
7114 (UNSPEC_HW0_PLT_PCREL): Define.
7115 (UNSPEC_HW1_PLT_PCREL): Define.
7116 (UNSPEC_HW1_LAST_PLT_PCREL): Define.
7117 (UNSPEC_HW2_LAST_PLT_PCREL): Define.
7118 (mov_large_pcrel_step1): Define.
7119 (mov_large_pcrel_step2): Define.
7120 (mov_large_pcrel_step3): Define.
7121 (mov_large_pcrel_step4): Define.
7122 (mov_plt_pcrel_step1): Define.
7123 (mov_plt_pcrel_step2): Define.
7124 (mov_plt_pcrel_step3): Define.
7125 (mov_plt_pcrel_step1_32bit): Define.
7126 (mov_plt_pcrel_step2_32bit): Define.
7127 (call): Handle tilegx_cmodel == CM_LARGE, CM_LARGE_PIC.
7128 (call_value): Ditto.
7129 * config/tilegx/tilegx.opt: Include config/tilegx/tilegx-opts.h.
7130 (mcmodel): New option.
7131 (enum cmodel): Define.
7134 * config/tilegx/tilegx-opts.h: New file.
7135 * config/tilegx/tilegx-protos.h (tilegx_compute_pcrel_address):
7137 (tilegx_compute_pcrel_plt_address): Declare.
7138 * config/tilegx/tilegx.c (tilegx_option_override): Handle
7140 (tilegx_function_ok_for_sibcall): Ditto.
7141 (compute_pcrel_address): Rename to tilegx_compute_pcrel_address,
7142 and don't declare static. Handle tilegx_cmodel.
7143 (tilegx_compute_pcrel_plt_address): Define.
7144 (tilegx_legitimize_pic_address): Rename calls to
7145 compute_pcrel_address.
7146 (tilegx_delegitimize_address): Handle UNSPEC_HW1_PCREL,
7147 UNSPEC_HW2_LAST_PCREL, UNSPEC_HW0_PLT_PCREL, UNSPEC_HW1_PLT_PCREL,
7148 UNSPEC_HW1_LAST_PLT_PCREL, UNSPEC_HW2_LAST_PLT_PCREL.
7149 (load_pic_register): Rename call to compute_pcrel_address.
7150 (tilegx_print_operand): Handle UNSPEC_HW1_PCREL,
7151 UNSPEC_HW2_LAST_PCREL, UNSPEC_HW0_PLT_PCREL, UNSPEC_HW1_PLT_PCREL,
7152 UNSPEC_HW1_LAST_PLT_PCREL, UNSPEC_HW2_LAST_PLT_PCREL.
7154 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
7156 * sched-deps.c (add_dependence_list_and_free): Simplify.
7157 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
7158 lists when add_dependence_list_and_free doesn't free them.
7160 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
7163 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
7164 true for TARGET_64BIT or !flag_pic.
7165 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
7166 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
7167 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
7168 Add insn constraint. Conditionally emit xchg asm insns.
7169 (atomic_compare_and_swap<mode>): Update calls. Check only
7170 cmpxchg8b_pic_memory_operand in memory address fixup.
7172 (CASHMODE): Rename from DCASHMODE.
7173 (doublemodesuffix): Update modes.
7174 (regprefix): New mode attribute.
7176 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
7177 <UNSPECV_CMPXCHG>: New constant.
7178 (atomic_compare_and_swap<mode>_1): Rename from
7179 atomic_compare_and_swap_single<mode>. Update calls and
7180 unspec_volatile constants.
7181 (atomic_compare_and_swap<mode>_doubleword): Rename from
7182 atomic_compare_and_swap_double<mode>. Update calls and
7183 unspec_volatile constants.
7185 2012-08-27 Walter Lee <walt@tilera.com>
7187 * doc/md.texi (TILE-Gx): Fix typo.
7189 2012-08-27 Walter Lee <walt@tilera.com>
7191 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
7192 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
7194 2012-08-27 Walter Lee <walt@tilera.com>
7196 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
7197 (insn_bfins): Delete.
7199 2012-08-27 Walter Lee <walt@tilera.com>
7201 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
7202 atomic_exchange_bare<mode>,
7203 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
7204 * config/tilegx/tilegx-generic.md (X1_remote): New
7206 * config/tilegx/tilegx.md (type): Add X1_remove.
7207 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
7208 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
7209 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
7212 2012-08-27 Andreas Schwab <schwab@linux-m68k.org>
7214 * gdbinit.in: Fix syntax of skip command.
7216 2012-08-27 Richard Sandiford <rdsandiford@googlemail.com>
7218 * config/mips/mips.c (mips_pic_call_symbol_from_set): Check for
7219 SYMBOL_REF SET_SRCs.
7221 2012-08-27 Richard Sandiford <rdsandiford@googlemail.com>
7223 * config/mips/mips.c (vr4130_align_insns): Don't simulate
7224 ghost instructions. Assert that the required instructions exist.
7226 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7228 * config/mips/mips.h (AVOID_CCMODE_COPIES): Update rationale for
7230 * config/mips/mips.c (machine_function): Add next_fcc.
7231 (mips_output_move): Remove handling of fcc moves.
7232 (mips_allocate_fcc): New function.
7233 (mips_emit_compare, mips_expand_vcondv2sf): Use it.
7234 (mips_hard_regno_mode_ok_p): Restrict CCmode to ST registers.
7235 Remove special case for CCmode reloads.
7236 (mips_expand_builtin_compare_1): Use mips_allocate_fcc and treat
7237 the result a fixed operand.
7238 * config/mips/mips.md (move_type): Remove lui_movf.
7239 (type, length): Remove references to it.
7240 (movcc, reload_incc, reload_outcc): Delete.
7242 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7244 * config/mips/mips.c (mips_has_long_branch_p): New function,
7246 (mips_expand_ghost_gp_insns): ...here. Look inside sequences.
7248 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7250 * config/mips/mips.c (r10k_safe_mem_expr_p): Use get_inner_reference.
7252 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7254 * config/mips/mips.c (mips_rtx_costs): Add costs for CINS.
7256 2012-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7258 * config/mips/mips.c (mips_rtx_costs): Add missing COSTS_N_INSNS
7259 to the size cost of multiplication.
7261 2012-08-26 Gerald Pfeifer <gerald@pfeifer.com>
7263 * doc/install.texi (Specific): Clarify what needs to be added to
7266 2012-08-26 Gerald Pfeifer <gerald@pfeifer.com>
7268 * doc/tm.texi.in (Misc): Move descriptions of NO_DOLLAR_IN_LABEL
7269 and NO_DOT_IN_LABEL from here...
7270 (Label Output): ...to here.
7271 * doc/tm.texi: Regenerate.
7273 2012-08-26 Gerald Pfeifer <gerald@pfeifer.com>
7275 * doc/invoke.texi (C++ Dialect Options): Add missing space.
7277 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
7279 PR rtl-optimization/54088
7280 * jump.c (delete_related_insns): Robustify latest change.
7282 2012-08-25 Ricardo Catalinas Jiménez <jimenezrick@gmail.com>
7284 * doc/extend.texi (__atomic Builtins): Remove space before comma.
7286 2012-08-25 Richard Sandiford <rdsandiford@googlemail.com>
7287 Andrew Pinski <apinski@cavium.com>
7289 * config/mips/mips.h (CASE_VECTOR_MODE): For not
7290 TARGET_MIPS16_SHORT_JUMP_TABLES use ptr_mode.
7291 (CASE_VECTOR_SHORTEN_MODE): Likewise.
7293 2012-08-25 Uros Bizjak <ubizjak@gmail.com>
7295 * config/i386/i386.h (FP_REG_P): Remove macro.
7296 (FP_REGNO_P): Ditto.
7297 (HARD_REGNO_NREGS): Use STACK_REGNO_P instead of FP_REGNO_P.
7298 (HARD_REGNO_NREGS_HAS_PADDING): Ditto.
7299 (ANY_FP_REGNO_P): Ditto.
7300 (HARD_REGNO_RENAME_OK): Use STACK_REGNO_P.
7301 * config/i386/i386.c (output_387_ffreep): Use STACK_REGNO_P
7302 instead of FP_REGNO_P.
7303 (ix86_hard_regno_mode_ok): Ditto.
7304 * config/i386/predicates.md (fp_register_operand): Ditto.
7305 (register_and_not_fp_reg_operand): Ditto.
7306 * config/i386/sync.md (atomic_loaddi_fpu): Use STACK_REG_P instead
7309 * reg-stack.c (get_true_reg): Use STACK_REG_P instead of FP_REG_P.
7311 2012-08-24 Jason Merrill <jason@redhat.com>
7313 * print-tree.c (print_node): Don't check TREE_LANG_FLAG_*
7314 on TREE_VEC or SSA_NAME.
7316 2012-08-24 Jakub Jelinek <jakub@redhat.com>
7319 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
7320 if init is a CONSTRUCTOR.
7322 2012-08-24 Steven Bosscher <steven@gcc.gnu.org>
7324 * tree-ssa-live.c (dump_var_map): Do not dump the partition
7325 map of virtual operands.
7327 2012-08-24 Yuri Rumyantsev <ysrumyan@gmail.com>
7329 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
7330 case for Atom processor.
7332 2012-08-24 Simon Baldwin <simonb@google.com>
7334 * dwarf2out.c (gen_producer_string): Omit command line switch if
7335 CL_NO_DWARF_RECORD flag set.
7336 * opts.h (CL_NO_DWARF_RECORD): New.
7337 * opt-functions.awk (switch_flags): Add NoDWARFRecord.
7338 * doc/options.texi: Document NoDWARFRecord option flag.
7340 2012-08-24 H.J. Lu <hongjiu.lu@intel.com>
7343 * dwarf2out.c (mem_loc_descriptor): Allow arg_pointer_rtx and
7344 frame_pointer_rtx for based_loc_descr.
7346 2012-08-24 Martin Jambor <mjambor@suse.cz>
7348 * predict.c (maybe_hot_frequency_p): New parameter fun. Use its decl
7349 instead of current_function_decl, use profile_status_for_function and
7350 ENTRY_BLOCK_PTR_FOR_FUNCTION with fun instead of their cfun variants.
7351 (maybe_hot_count_p): New parameter fun, use
7352 profile_status_for_function instead of its cfun_variant.
7353 (maybe_hot_bb_p): New parameter fun, checking-assert it, pass it to
7355 (maybe_hot_edge_p): Pass cfun to maybe_hot_count_p and
7356 maybe_hot_frequency_p.
7357 (probably_never_executed_bb_p): New parameter fun, use its decl
7358 instead of current_function_decl.
7359 (optimize_bb_for_size_p): Pass cfun to maybe_hot_bb_p.
7360 (rtl_profile_for_bb): Likewise.
7361 (compute_function_frequency): Pass cfun to maybe_hot_bb_p and
7362 probably_never_executed_bb_p.
7363 * tree-ssa-operands.c (ssa_operands_active): New operator fun. Use it
7365 (update_stmt_operands): Pass cfun as an argument of
7366 ssa_operands_active.
7367 (swap_tree_operands): Likewise.
7368 * gimple-iterator.c (update_modified_stmt): Likewise.
7369 (update_modified_stmts): Likewise.
7370 * tree-flow-inline.h (delink_stmt_imm_use): Likewise.
7371 * tree-ssa.c (delete_tree_ssa): Likewise.
7372 * bb-reorder.c (bb_to_key): Pass cfun to probably_never_executed_bb_p.
7373 (push_to_next_round_p): Likewise.
7374 (find_rarely_executed_basic_blocks_and_crossing_edges ): Likewise.
7375 * cfg.c: Inlude tree.h.
7376 (check_bb_profile): Use profile_status_for_function,
7377 EXIT_BLOCK_PTR_FOR_FUNCTION and ENTRY_BLOCK_PTR_FOR_FUNCTION with
7378 DECL_STRUCT_FUNCTION (current_function_decl) instead of their cfun
7380 (dump_bb_info): Pass DECL_STRUCT_FUNCTION (current_function_decl) to
7381 maybe_hot_bb_p and probably_never_executed_bb_p.
7382 * gimple-pretty-print.c (gimple_dump_bb_buff): Checking-assert that
7383 DECL_STRUCT_FUNCTION (current_function_decl) is not NULL. Pass it to
7384 dump_histograms_for_stmt.
7385 (dump_gimple_mem_ops): Pass
7386 DECL_STRUCT_FUNCTION (current_function_decl)
7387 as an argument to dump_gimple_mem_ops.
7388 * tree-cfg.c (dump_function_to_file): Rename parameter fn to fndecl.
7389 Do not change cfun. Change and restore current_function_decl.
7390 * Makefile.in (cfg.o): Include TREE_H in dependencies.
7392 2012-08-24 Georg-Johann Lay <avr@gjlay.de>
7395 * avr-modes.def (HA, SA, DA, TA, UTA): Adjust modes.
7396 * avr/avr-fixed.md: New file.
7397 * avr/avr.md: Include it.
7399 (adjust_len): Add: minus, minus64, ufract, sfract.
7400 (ALL1, ALL2, ALL4, ORDERED234): New mode iterators.
7401 (MOVMODE): Add: QQ, UQQ, HQ, UHQ, HA, UHA, SQ, USQ, SA, USA.
7402 (MPUSH): Add: HQ, UHQ, HA, UHA, SQ, USQ, SA, USA.
7403 (pushqi1, xload8_A, xload_8, movqi_insn, *reload_inqi, addqi3,
7404 subqi3, ashlqi3, *ashlqi3, ashrqi3, lshrqi3, *lshrqi3, *cmpqi,
7405 cbranchqi4, *cpse.eq): Generalize to handle all 8-bit modes in ALL1.
7406 (*movhi, reload_inhi, addhi3, *addhi3, addhi3_clobber, subhi3,
7407 ashlhi3, *ashlhi3_const, ashrhi3, *ashirhi3_const, lshrhi3,
7408 *lshrhi3_const, *cmphi, cbranchhi4): Generalize to handle all
7409 16-bit modes in ALL2.
7410 (subhi3, casesi, strlenhi): Add clobber when expanding minus:HI.
7411 (*movsi, *reload_insi, addsi3, subsi3, ashlsi3, *ashlsi3_const,
7412 ashrsi3, *ashrhi3_const, *ashrsi3_const, lshrsi3, *lshrsi3_const,
7413 *reversed_tstsi, *cmpsi, cbranchsi4): Generalize to handle all
7414 32-bit modes in ALL4.
7415 * avr-dimode.md (ALL8): New mode iterator.
7416 (adddi3, adddi3_insn, adddi3_const_insn, subdi3, subdi3_insn,
7417 subdi3_const_insn, cbranchdi4, compare_di2,
7418 compare_const_di2, ashrdi3, lshrdi3, rotldi3, ashldi3_insn,
7419 ashrdi3_insn, lshrdi3_insn, rotldi3_insn): Generalize to handle
7420 all 64-bit modes in ALL8.
7421 * config/avr/avr-protos.h (avr_to_int_mode): New prototype.
7422 (avr_out_fract, avr_out_minus, avr_out_minus64): New prototypes.
7423 * config/avr/avr.c (TARGET_FIXED_POINT_SUPPORTED_P): Define to...
7424 (avr_fixed_point_supported_p): ...this new static function.
7425 (TARGET_BUILD_BUILTIN_VA_LIST): Define to...
7426 (avr_build_builtin_va_list): ...this new static function.
7427 (avr_adjust_type_node): New static function.
7428 (avr_scalar_mode_supported_p): Allow if ALL_FIXED_POINT_MODE_P.
7429 (avr_builtin_setjmp_frame_value): Use gen_subhi3 and return new
7430 pseudo instead of gen_rtx_MINUS.
7431 (avr_print_operand, avr_operand_rtx_cost): Handle: CONST_FIXED.
7432 (notice_update_cc): Handle: CC_MINUS.
7433 (output_movqi): Generalize to handle respective fixed-point modes.
7434 (output_movhi, output_movsisf, avr_2word_insn_p): Ditto.
7435 (avr_out_compare, avr_out_plus_1): Also handle fixed-point modes.
7436 (avr_assemble_integer): Ditto.
7437 (output_reload_in_const, output_reload_insisf): Ditto.
7438 (avr_compare_pattern): Skip all modes > 4 bytes.
7439 (avr_2word_insn_p): Skip movuqq_insn, movqq_insn.
7440 (avr_out_fract, avr_out_minus, avr_out_minus64): New functions.
7441 (avr_to_int_mode): New function.
7442 (adjust_insn_length): Handle: ADJUST_LEN_SFRACT,
7443 ADJUST_LEN_UFRACT, ADJUST_LEN_MINUS, ADJUST_LEN_MINUS64.
7444 * config/avr/predicates.md (const0_operand): Allow const_fixed.
7445 (const_operand, const_or_immediate_operand): New.
7446 (nonmemory_or_const_operand): New.
7447 * config/avr/constraints.md (Ynn, Y00, Y01, Y02, Ym1, Ym2, YIJ):
7449 * config/avr/avr.h (LONG_LONG_ACCUM_TYPE_SIZE): Define.
7451 2012-08-23 Kenneth Zadeck <zadeck@naturalbridge.com>
7453 * alias.c (rtx_equal_for_memref_p): Convert constant cases.
7454 * combine.c (find_single_use_1, mark_used_regs_combine): Convert
7456 * cse.c (exp_equiv_p, canon_reg, fold_rtx, cse_process_notes_1,
7457 count_reg_usage): Convert constant cases.
7458 * cselib.c (cselib_expand_value_rtx_1): Convert to CASE_CONST_ANY.
7459 (cselib_subst_to_values): Convert constant cases.
7460 * df-scan.c (df_uses_record): Ditto.
7461 * dse.c (const_or_frame_p): Convert case statements to explicit
7462 if-then-else using mode classes.
7463 * emit-rtl.c (verify_rtx_sharing, copy_insn_1): Convert constant cases.
7464 * explow.c (convert_memory_address_addr_space): Ditto.
7465 * gcse.c (want_to_gcse_p, oprs_unchanged_p, compute_transp): Ditto.
7466 * genattrtab.c (attr_copy_rtx, clear_struct_flag): Ditto.
7467 * ira.c (equiv_init_varies_p, contains_replace_regs,
7468 memref_referenced_p, rtx_moveable_p): Ditto.
7469 * jump.c (mark_jump_label_1): Remove constant cases.
7470 (rtx_renumbered_equal_p): Convert to CASE_CONST_UNIQUE.
7471 * loop-invariant.c (check_maybe_invariant, hash_invariant_expr_1,
7472 invariant_expr_equal_p): Convert to CASE_CONST_ANY.
7473 * postreload-gcse.c (oprs_unchanged_p): Convert constant cases.
7474 * reginfo.c (reg_scan_mark_refs): Ditto.
7475 * regrename.c (scan_rtx): Ditto.
7476 * reload1.c (eliminate_regs_1, elimination_effects,
7477 scan_paradoxical_subregs): Ditto.
7478 * reload.c (operands_match_p, subst_reg_equivs): Ditto.
7479 * resource.c (mark_referenced_resources, mark_set_resources): Ditto.
7480 * rtlanal.c (rtx_unstable_p, rtx_varies_p, count_occurrences)
7481 (reg_mentioned_p, modified_between_p, modified_in_p)
7482 (volatile_insn_p, volatile_refs_p, side_effects_p, may_trap_p_1,
7483 inequality_comparisons_p, computed_jump_p_1): Ditto.
7484 * rtl.c (copy_rtx, rtx_equal_p_cb, rtx_equal_p): Ditto.
7485 * sched-deps.c (sched_analyze_2): Ditto.
7486 * valtrack.c (cleanup_auto_inc_dec): Ditto.
7487 * rtl.h: (CASE_CONST_SCALAR_INT, CASE_CONST_UNIQUE,
7488 CASE_CONST_ANY): New macros.
7490 2012-08-23 Julian Brown <julian@codesourcery.com>
7491 Sandra Loosemore <sandra@codesourcery.com>
7493 * config/mips/mips.md
7494 (UNSPEC_CASESI_DISPATCH): New.
7495 (MIPS16_T_REGNUM): New constant.
7496 (tablejump): Don't use for MIPS16_SHORT_JUMP_TABLES.
7498 (casesi_internal_mips16_<mode>): New.
7499 * config/mips/mips.c (mips16_split_long_branches): Adjust test
7500 to ignore casesi jump tables.
7501 * config/mips/mips.h (TARGET_MIPS16_SHORT_JUMP_TABLES): Update
7503 (CASE_VECTOR_MODE): Use SImode unconditionally.
7504 (CASE_VECTOR_SHORTEN_MODE): Define.
7505 (ASM_OUTPUT_ADDR_DIFF_ELT): Output word-sized addr_diff_elts
7506 when necessary for MIPS16_SHORT_JUMP_TABLES.
7508 2012-08-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7510 * config/rs6000/rs6000.c (rs6000_density_test): Free loop body.
7512 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
7515 * doc/invoke.texi: Add -da and remove -dm.
7517 2012-08-23 Richard Guenther <rguenther@suse.de>
7519 * tree-vect-stmts.c (vect_finish_stmt_generation): Update
7522 2012-08-23 Jakub Jelinek <jakub@redhat.com>
7524 * tree.c (copy_node_stat): Clear DECL_STRUCT_FUNCTION.
7526 2012-08-23 Mingjie Xing <mingjie.xing@gmail.com>
7528 * doc/gty.texi: Fix typo.
7530 2012-08-23 Richard Guenther <rguenther@suse.de>
7532 * tree-ssa-loop-manip.c (add_exit_phis_var): Allow virtual operands.
7533 (find_uses_to_rename_use): Likewise.
7534 (find_uses_to_rename_bb): Likewise.
7535 (find_uses_to_rename_stmt): Walk over all operands.
7537 2012-08-22 Oleg Endo <olegendo@gcc.gnu.org>
7540 * config/sh/predicates (p27_rshift_count_operand,
7541 not_p27_rshift_count_operand): New predicates.
7542 * config/sh/sh.c (sh_ashlsi_clobbers_t_reg_p,
7543 sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p): Handle special
7544 case when shift amount is 31.
7545 (gen_ashift): Emit gen_shlr instead of gen_lshrsi3_m.
7546 * config/sh/sh.md (ashlsi3_d): Set type to 'dyn_shift' instead
7548 (ashlsi_c): Rename to shll. Adapt calls to gen_ashlsi_c throughout
7550 (lshrsi3): Remove clobber from expander. Use shift_count_operand
7551 instead of nonmemory_operand predicate for second operand. Add
7552 handling of case lshrsi3_n_clobbers_t.
7553 (lshrsi3_k): Use p27_rshift_count_operand for second operand.
7554 (lshrsi3_d): Make insn_and_split. Split dynamic shift to constant
7555 shift sequences if beneficial.
7556 (lshrsi3_n): Make insn_and_split. Split constant shift sequence to
7557 dynamic shift if beneficial.
7558 (lshrsi3_n_clobbers_t): New insn_and_split.
7559 (lshrsi3_m): Delete.
7561 2012-08-22 Steven Bosscher <steven@gcc.gnu.org>
7563 * tracer.c (mark_bb_seen): Use SBITMAP_SIZE.
7565 * alias.c (MAX_ALIAS_LOOP_PASSES): Update comment with rationale,
7566 or rather a lack thereof.
7567 (init_alias_analysis): Propagate the latest information across
7568 the CFG in topological order to propagate as far as possible in
7569 each iteration. Ignore debug insns.
7571 2012-08-22 H.J. Lu <hongjiu.lu@intel.com>
7573 * doc/invoke.texi: Document -mlong-double-64/-mlong-double-80.
7575 * config/i386/i386.c (flag_opts): Add -mlong-double-64.
7576 (TARGET_HAS_BIONIC): Default long double to 64-bit for Bionic.
7578 * config/i386/i386.h (LONG_DOUBLE_TYPE_SIZE): Use 64 if
7579 TARGET_LONG_DOUBLE_64 is true.
7580 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): New macro.
7581 (WIDEST_HARDWARE_FP_SIZE): Defined to 80.
7583 * config/i386/i386.opt (mlong-double-80): New option.
7584 (mlong-double-64): Likewise.
7586 * config/i386/i386-c.c (ix86_target_macros): Define
7587 __LONG_DOUBLE_64__ for TARGET_LONG_DOUBLE_64.
7589 2012-08-22 H.J. Lu <hongjiu.lu@intel.com>
7592 * config/i386/i386.c (ix86_split_to_parts): Replace
7593 REAL_VALUE_TO_TARGET_LONG_DOUBLE with real_to_target.
7595 2012-08-22 Richard Guenther <rguenther@suse.de>
7597 * tree-vectorizer.c (vectorize_loops): Do not call
7598 mark_virtual_operands_for_renaming.
7599 * tree-vect-slp.c (vect_slp_transform_bb): Likewise.
7600 Do not update SSA form here.
7602 2012-08-22 Dodji Seketeli <dodji@redhat.com>
7604 * tree.h (TREE_NOTHROW): Use the base.nothrow_flag.
7606 2012-08-22 Richard Guenther <rguenther@suse.de>
7608 PR tree-optimization/46590
7609 * tree-ssa-alias.h (get_continuation_for_phi): Add alias query
7610 counter output argument.
7611 (walk_non_aliased_vuses): Add alias query counter argument
7612 to the walker callback.
7613 * tree-ssa-alias.c (maybe_skip_until): Add alias query counter
7614 output argument and count alias queries.
7615 (get_continuation_for_phi_1): Likewise.
7616 (get_continuation_for_phi): Likewise.
7617 (walk_non_aliased_vuses): Add alias query counter argument
7618 to the walker callback and allow it to abort the walk by
7620 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
7621 * tree-ssa-sccvn.c (vn_reference_lookup_2): Add alias query
7622 counter parmeter, abort walk if that is bigger than
7623 --param sccvn-max-alias-queries-per-access.
7624 * params.def (sccvn-max-alias-queries-per-access): New param.
7625 * doc/invoke.texi (sccvn-max-alias-queries-per-access): Document.
7627 2012-08-22 Richard Guenther <rguenther@suse.de>
7629 * tree-ssa-loop-ch.c (copy_loop_headers): Remove redundant checking.
7630 * tree-into-ssa.c (initialize_flags_in_bb): Use gcc_checking_assert
7631 instead of gcc_assert.
7632 (mark_block_for_update): Likewise.
7633 (add_new_name_mapping): Likewise.
7634 (mark_def_sites): Likewise.
7635 (insert_phi_nodes_for): Likewise.
7636 (rewrite_debug_stmt_uses): Likewise.
7637 (rewrite_stmt): Likewise.
7638 (maybe_register_def): Likewise.
7639 (rewrite_update_phi_arguments): Likewise.
7640 (rewrite_update_enter_block): Likewise.
7641 (mark_def_interesting): Likewise.
7642 (prepare_def_site_for): Likewise.
7643 (insert_updated_phi_nodes_for): Likewise.
7645 2012-08-22 Jakub Jelinek <jakub@redhat.com>
7647 * tree-vect-loop.c (vect_transform_loop): Initialize
7648 check_profitability to false.
7650 * tree-predcom.c (try_combine_chains): Free the worklist vector
7653 2012-08-22 Marc Glisse <marc.glisse@inria.fr>
7655 PR tree-optimization/54317
7656 * tree-vrp.c (extract_range_from_binary_expr_1): Test for
7657 double_int overflow.
7660 2012-08-22 Jakub Jelinek <jakub@redhat.com>
7662 * tree-vrp.c (find_assert_locations): Skip also edges
7663 from the entry block.
7665 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Call
7666 free_stmt_vec_info on orig_cond after gsi_removing it.
7667 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Always
7668 free body_cost_vec vector.
7669 (vect_analyze_data_refs): If gather is unsuccessful,
7671 * tree-inline.c (tree_function_versioning): Free
7672 old_transforms_to_apply vector.
7674 2012-08-22 Steven Bosscher <steven@gcc.gnu.org>
7676 * tree-ssa-coalesce.c (struct ssa_conflicts_d): Make contents
7677 of this a VEC and add a bitmap obstack.
7678 (ssa_conflicts_new): Allocate the obstack and grow the VEC cleared
7680 (ssa_conflicts_delete): Free the VEC and release the obstack.
7681 (ssa_conflicts_test_p, ssa_conflicts_test_p, ssa_conflicts_add_one,
7682 ssa_conflicts_merge, ssa_conflicts_dump): Update for above changes.
7683 (truct live_track_d): Add another bitmap obstack here.
7684 (new_live_track): Initialize it and use it for all bitmaps.
7685 (delete_live_track): Don't free the bitmaps one at a time, just
7686 release the obstack.
7687 (create_outofssa_var_map): Fix to conform to GCC code style rules.
7689 2012-08-21 Nathan Froyd <froydnj@gcc.gnu.org>
7691 * config/m32c/constraints.md: New file.
7692 * config/m32c/t-m32c (MD_FILES): Add constraints.
7693 * config/m32c/m32c-protos.h (m32c_const_ok_for_constraint_p): Delete.
7694 (m32c_extra_address_constraint, m32c_extra_memory_constraint): Delete.
7695 (m32c_reg_class_from_constraint): Delete.
7696 (m32c_extra_constraint_p, m32c_extra_constraint_p2): Delete.
7697 (m32c_matches_constraint_p): Declare.
7698 * config/m32c/m32c.h (CONSTRAINT_LEN): Delete.
7699 (REG_CLASS_FROM_CONSTRAINT): Delete.
7700 (CONST_OK_FOR_CONSTRAINT_P): Delete.
7701 (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Delete.
7702 (EXTRA_CONSTRAINT_STR): Delete.
7703 (EXTRA_MEMORY_CONSTRAINT, EXTRA_ADDRESS_CONSTRAINT): Delete.
7704 * config/m32c/m32c.c: Include tm-constrs.h
7705 (m32c_reg_class_from_constraint): Delete.
7706 (m32c_const_ok_for_constraint_p): Delete.
7707 (m32c_extra_constraint_p2): Rename to...
7708 (m32c_matches_constraint_p): ...this. Make it return bool. Tweak
7710 (m32c_extra_constraint_p): Delete.
7711 (m32c_extra_address_constraint, m32c_extra_memory_constraint): Delete.
7712 (m32c_split_move): Use satisfies_constraint_Ss.
7713 * config/m32c/predicates.md (memsym_operand): Use
7714 satisfies_constraint_Si.
7715 (memimmed_operand): Use satisfies_constraint_Sp.
7716 (m32c_psi_scale, m32c_1bit8_operand): Use satisfies_constraint_Ilb.
7717 (m32c_1bit16_operand): Use satisfies_constraint_Ilw.
7718 (m32c_1mask8_operand): Use satisfies_constraint_ImB.
7719 (m32c_1mask16_operand): Use satisfies_constraint_Imw.
7721 2012-08-21 Nathan Froyd <froydnj@gcc.gnu.org>
7723 * config/mep/mep.h (REG_CLASS_FROM_CONSTRAINT): Delete.
7724 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
7725 (CONSTRAINT_LEN, EXTRA_CONSTRAINT): Delete.
7726 * config/mep/mep.c (mep_reg_class_from_constraint): Delete.
7727 (mep_const_ok_for_letter_p, mep_extra_constraint): Delete.
7728 * config/mep/mep-protos.h (mep_reg_class_from_constraint): Delete.
7729 (mep_const_ok_for_letter_p, mep_extra_constraint): Delete.
7731 2012-08-21 Oleg Endo <olegendo@gcc.gnu.org>
7733 * config/sh/sh.md (cmpeqdi_t, cmpgtdi_t, cmpgedi_t, cmpgeudi_t,
7734 cmpgtudi_t, *movsicc_t_false, *movsicc_t_true, divsi_inv20, negsi_cond,
7735 truncdihi2, ic_invalidate_line_i, ic_invalidate_line_sh4a,
7736 ic_invalidate_line_media, movdf_i4, calli_pcrel, call_valuei,
7737 call_valuei_pcrel, sibcalli_pcrel, sibcall_compact,
7738 sibcall_valuei_pcrel, sibcall_value_compact, casesi_worker_1,
7739 casesi_worker_2, bandreg_m2a, borreg_m2a, bxorreg_m2a, sp_switch_1,
7740 sp_switch_2, stack_protect_set_si, stack_protect_set_si_media,
7741 stack_protect_set_di_media, stack_protect_test_si,
7742 stack_protect_test_si_media, stack_protect_test_di_media): Convert to
7743 multi-line asm output strings.
7744 (divsi_inv_qitable, divsi_inv_hitable): Use single-alternative asm
7746 (*andsi3_bclr, rotldi3_mextr, rotrdi3_mextr, calli,
7747 call_valuei_tbr_rel, movml_push_banked, movml_pop_banked, bclr_m2a,
7748 bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a, bldsign_m2a,
7749 bld_reg, *bld_regqi, band_m2a, bor_m2a, bxor_m2a, mextr_rl, *mextr_lr):
7750 Use tab char instead of '\\t'.
7751 (iordi3): Use braced string.
7752 (*movsi_pop): Use tab chars instead of spaces.
7754 2012-08-21 Oleg Endo <olegendo@gcc.gnu.org>
7757 * config/sh/sh.md (*movhi_index_disp): Add support for SH2A
7760 2012-08-21 H.J. Lu <hongjiu.lu@intel.com>
7763 * df-scan.c (df_bb_verify): Restore df_free_collection_rec call
7764 inside the insn traversal loop.
7766 * vec.h (vec_reserve): Remove the stack allocation check.
7768 2012-08-21 Marc Glisse <marc.glisse@inria.fr>
7770 * fold-const.c (fold_ternary_loc): Detect identity permutations.
7771 Canonicalize permutations more.
7772 * tree-ssa-forwprop.c (is_combined_permutation_identity): New function.
7773 (simplify_permutation): Likewise.
7774 (ssa_forward_propagate_and_combine): Call it.
7776 2012-08-21 Richard Guenther <rguenther@suse.de>
7778 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
7779 the affine expansion cache.
7780 * tree-ssa-dom.c (free_expr_hash_elt_contents): New function,
7782 (free_expr_hash_elt): ... this one.
7783 (record_cond): Properly free a not needed hashtable element.
7784 (lookup_avail_expr): Likewise.
7785 * tree-into-ssa.c (init_ssa_renamer): Specify a free function
7786 for the var_infos hashtable.
7787 (update_ssa): Likewise.
7789 2012-08-21 Richard Guenther <rguenther@suse.de>
7791 * alloc-pool.c (pool_alloc): Fix valgrind annotation.
7792 * tree.h: Fix typo and complete flags documentation.
7794 2012-08-21 Richard Guenther <rguenther@suse.de>
7796 * tree.h (struct tree_base): Add union to make it possible to
7797 re-use the upper 4 bytes for tree codes that do not need as
7798 many flags as others. Move visited and default_def_flag to
7799 common bits section in exchange for saturating_flag and
7800 unsigned_flag. Add SSA name version and tree vec length
7802 (struct tree_vec): Remove length field here.
7803 (struct tree_ssa_name): Remove version field here.
7805 2012-08-20 Jan Hubicka <jh@suse.cz>
7808 * ipa-inline.c (want_inline_small_function_p): Take loop_iterations
7810 (edge_badness): Likewise.
7811 * ipa-inline.h (inline_hints_vals): Add INLINE_HINT_loop_iterations.
7812 (inline_summary): Add loop_iterations.
7813 * ipa-inline-analysis.c: Include tree-scalar-evolution.h.
7814 (dump_inline_hints): Dump loop_iterations.
7815 (reset_inline_summary): Free loop_iterations.
7816 (inline_node_duplication_hook): Update loop_iterations.
7817 (dump_inline_summary): Dump loop_iterations.
7818 (will_be_nonconstant_expr_predicate): New function.
7819 (estimate_function_body_sizes): Analyze loops.
7820 (estimate_node_size_and_time): Set hint loop_iterations.
7821 (inline_merge_summary): Merge loop iterations.
7822 (inline_read_section): Stream in loop_iterations.
7823 (inline_write_summary): Stream out loop_iterations.
7825 2012-08-20 Oleg Endo <olegendo@gcc.gnu.org>
7828 * config/sh/sh.md (rotcr, *rotcr, shar, shlr): New insns and splits.
7829 (ashrdi3_k, lshrdi3_k): Rewrite as insn_and_split.
7830 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p): New function.
7831 * config/sh/sh-protos.h (sh_lshrsi_clobbers_t_reg_p): Declare it.
7833 2012-08-20 Oleg Endo <olegendo@gcc.gnu.org>
7836 * config/sh/sh.md (*cset_zero): New insns.
7838 2012-08-20 Mark Wielaard <mjw@redhat.com>
7840 * dwarf2out.h (enum dw_val_class): Add dw_val_class_high_pc.
7841 * dwarf2out.c (dw_val_equal_p): Handle dw_val_class_high_pc.
7842 (add_AT_low_high_pc): New function.
7843 (AT_lbl): Handle dw_val_class_high_pc.
7844 (print_die): Likewise.
7845 (attr_checksum): Likewise.
7846 (attr_checksum_ordered): Likewise.
7847 (same_dw_val_p): Likewise.
7848 (size_of_die): Likewise.
7849 (value_format): Likewise.
7850 (output_die): Likewise.
7851 (gen_subprogram_die): Use add_AT_low_high_pc.
7852 (add_high_low_attributes): Likewise.
7853 (dwarf2out_finish): Likewise.
7855 2012-08-20 Jakub Jelinek <jakub@redhat.com>
7857 PR rtl-optimization/54294
7858 * fwprop.c (all_uses_available_at): Ignore debug insns in between
7859 def_insn and target_insn when checking whether the shortcut is
7862 2012-08-20 Eric Botcazou <ebotcazou@adacore.com>
7864 * config/sparc/sparc.h (MAX_FIXED_MODE_SIZE): Define.
7866 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
7869 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
7871 2012-08-20 Richard Earnshaw <rearnsha@arm.com>
7874 * tree-ssa-math-opts.c (is_widening_mult_rhs_p): Delete rhs_code
7875 declaration and setter.
7877 2012-08-20 Richard Earnshaw <rearnsha@arm.com>
7880 * tree-ssa-math-opts.c (widening_mult_conversion_strippable_p):
7882 (is_widening_mult_rhs_p): Use it.
7884 2012-08-20 Joseph Myers <joseph@codesourcery.com>
7886 * configure.ac (ffs): Check for declaration.
7887 * configure, config.in: Regenerate.
7889 2012-08-20 Richard Guenther <rguenther@suse.de>
7891 * tree-flow.h (register_new_name_mapping): Remove.
7892 * tree-into-ssa.c (register_new_name_mapping): Likewise.
7893 (add_new_name_mapping): Do not push/pop timevar here.
7894 (create_new_def_for): Instead do it here. Initialize
7895 update-ssa here, handle a NULL def.
7896 * tree-vrp.c (build_assert_expr_for): Use create_new_def_for.
7898 2012-08-20 Richard Guenther <rguenther@suse.de>
7900 PR tree-optimization/54327
7901 * gimple-fold.c (get_maxval_strlen): Do not walk use-def chains
7902 if the use is registered for SSA update.
7904 2012-08-20 Jakub Jelinek <jakub@redhat.com>
7906 PR tree-optimization/54321
7907 * tree-ssa-forwprop.c (simplify_builtin_call): Pass 0 instead of 1
7908 as second argument to tree_low_cst call on val2.
7910 2012-08-20 Richard Guenther <rguenther@suse.de>
7912 * gimple.h (gimple_statement_base): Annotate with GTY chain_next.
7914 2012-08-20 Richard Guenther <rguenther@suse.de>
7917 * genoutput.c (note_constraint): Properly use CONST_CAST.
7919 2012-08-19 Nick Clifton <nickc@redhat.com>
7922 * config/arm/mmintrin.h: Remove spurious #endif.
7924 2012-08-18 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7926 * config/avr/avr-log.c (avr_log_vadump): Properly use
7927 int-promoted enum values.
7928 * config/avr/avr.h (struct mcu_type_s): Change `arch' from
7929 int to enum avr_arch.
7930 * config/avr/gen-avr-mmcu-texi.c (main): Use correct initializer.
7932 2012-08-18 Jan Hubicka <jh@suse.cz>
7935 * ipa-inline.c (want_inline_small_function_p): Bypass
7936 inline limits for hinted functions.
7937 (edge_badness): Dump hints; decrease badness for hinted funcitons.
7938 * ipa-inline.h (enum inline_hints_vals): New enum.
7939 (inline_hints): New type.
7940 (edge_growth_cache_entry): Add hints.
7941 (dump_inline_summary): Update.
7942 (dump_inline_hints): Declare.
7943 (do_estimate_edge_hints): Declare.
7944 (estimate_edge_hints): New inline function.
7945 (reset_edge_growth_cache): Update.
7946 * predict.c (cgraph_maybe_hot_edge_p): Do not ice on indirect edges.
7947 * ipa-inline-analysis.c (dump_inline_hints): New function.
7948 (estimate_edge_devirt_benefit): Return true when function should be
7950 (estimate_calls_size_and_time): New hints argument; set it when
7951 devritualization happens.
7952 (estimate_node_size_and_time): New hints argument.
7953 (do_estimate_edge_time): Cache hints.
7954 (do_estimate_edge_growth): Update.
7955 (do_estimate_edge_hints): New function
7957 2012-08-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7960 * expmed.c (expand_mult): Skip synth_mult for negative coefficients
7961 if the mode is larger than a wide int and it is too costly to multiply
7962 by a positive multiplier and negate the result.
7964 2012-08-18 Steven Bosscher <steven@gcc.gnu.org>
7966 * sparseset.c (sparseset_alloc): Use non-clearing allocation. Tell
7967 valgrind not to worry about reading from unitialized memory.
7969 2012-08-18 Steven Bosscher <steven@gcc.gnu.org>
7972 * dse.c (dse_step7): Don't free kill_on_calls bitmap, it is
7973 freed when its obstack is release.
7975 2012-08-18 Andrew Pinski <pinskia@gmail.com>
7977 * alloc-pool.c (pool_alloc): Add valgrind markers.
7978 (pool_free): Likewise.
7980 2012-08-17 Walter Lee <walt@tilera.com>
7982 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
7983 (FEEDBACK_ENTER): Define.
7984 (FEEDBACK_REENTER): Define.
7985 (FEEDBACK_ENTRY): Define.
7986 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
7987 (FEEDBACK_ENTER): Define.
7988 (FEEDBACK_REENTER): Define.
7989 (FEEDBACK_ENTRY): Define.
7991 2012-08-17 H.J. Lu <hongjiu.lu@intel.com>
7992 Gary Funck <gary@intrepid.com>
7995 * config/i386/i386.c (ix86_member_type_forces_blk): New function.
7996 (TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
7998 * config/i386/i386.h (MAX_FIXED_MODE_SIZE): New macro.
8000 2012-08-17 Marc Glisse <marc.glisse@inria.fr>
8002 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
8005 2012-08-17 H.J. Lu <hongjiu.lu@intel.com>
8007 * stor-layout.c (compute_record_mode): Replace
8008 MEMBER_TYPE_FORCES_BLK with targetm.member_type_forces_blk.
8009 (layout_type): Likewise.
8011 * system.h: Poison MEMBER_TYPE_FORCES_BLK.
8013 * target.def (member_type_forces_blk): New target hook.
8015 * targhooks.c (default_member_type_forces_blk): New.
8016 * targhooks.h (default_member_type_forces_blk): Likewise.
8018 * doc/tm.texi.in (MEMBER_TYPE_FORCES_BLK): Removed.
8019 (TARGET_MEMBER_TYPE_FORCES_BLK): New hook.
8020 * doc/tm.texi: Regenerated.
8022 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Removed.
8024 * config/ia64/ia64.c (ia64_member_type_forces_blk): New function.
8025 (TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
8027 * config/rs6000/rs6000.c (TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
8028 (rs6000_member_type_forces_blk): New function.
8030 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Removed.
8032 * config/xtensa/xtensa.c (xtensa_member_type_forces_blk): New function.
8033 (TARGET_MEMBER_TYPE_FORCES_BLK): New macro.
8035 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Removed.
8037 2012-08-17 Diego Novillo <dnovillo@google.com>
8040 * configure.ac: Add libintl.h to AC_CHECK_HEADERS list.
8041 * config.in: Regenerate.
8042 * configure: Regenerate.
8043 * intl.h: Always include libintl.h if HAVE_LIBINTL_H is set.
8045 2012-08-17 Richard Guenther <rguenther@suse.de>
8047 * bitmap.h (struct bitmap_element_def): GTY annotate next/prev.
8048 (struct bitmap_head_def): GTY skip current field.
8050 2012-08-17 Steven Bosscher <steven@gcc.gnu.org>
8053 * tree-ssa-loop-im.c (lim_bitmap_obstack): New bitmap_obstack.
8054 (memref_free): Don't free the bitmaps individually here.
8055 (mem_ref_alloc): Allocate the bitmaps on the new bitmap obstack.
8056 (analyze_memory_references): Likewise.
8057 (tree_ssa_lim_initialize): Initialize the new bitmap obstack.
8058 (tree_ssa_lim_finalize): Release it.
8059 * dse.c (dse_bitmap_obstack): New bitmap obstack.
8060 (dse_obstack): New obstack.
8061 (get_group_info): Allocate the bitmaps on the new bitmap obstack.
8062 (dse_step0): Allocate the scratch bitmap on reg_obstack. Initialize
8063 the new bitmap obstack and normal obstack. Use XNEWVEC for bb_table.
8064 (record_store): Allocate regs_set on reg_obstack.
8065 (dse_step1): Allocate regs_live on reg_obstack.
8066 (dse_step2_init): Allocate offset_map_n and offset_map_p on the new
8068 (dse_step3_scan): Allocate bitmaps on the new bitmap obstack.
8069 (dse_step3): Likewise.
8070 (dse_confluence_0): Likewise.
8071 (dse_confluence_n): Likewise.
8072 (dse_transfer_function): Likewise.
8073 (dse_step7): Destroy the new obstacks, and everything allocated on
8074 them, in one big sweep.
8075 (rest_of_handle_dse): Update.
8076 * cfgexpand.c (stack_var_bitmap_obstack): New bitmap obstack.
8077 (add_stack_var_conflict): Allocate bitmaps on it.
8078 (add_scope_conflicts_1): Likewise.
8079 (add_scope_conflicts): Likewise.
8080 (update_alias_info_with_stack_vars): Likewise.
8081 (init_vars_expansion): Move TREE_USED fiddling expand_used_vars.
8082 Initialize the new bitmap obstack.
8083 (fini_vars_expansion): Release it.
8084 (estimated_stack_frame_size): Use init_vars_expansion to set things up
8085 and always clean up at the end.
8086 (expand_used_vars): Do the TREE_USED trickery here. Always call
8087 fini_vars_expansion.
8088 * tree-ssa-live.h (struct tree_live_info_d): Make livein and liveout
8089 arrays of bitmap_head to avoid one indirection per bitmap access.
8090 (live_on_entry, live_on_exit, live_var_map, live_merge_and_clear,
8091 make_live_on_entry): Update.
8092 * tree-ssa-live.c (partition_view_bitmap): Don't double-free 'used'.
8093 (liveness_bitmap_obstack): New bitmap obstack.
8094 (remove_unused_locals): Use it to allocate all bitmaps on. Update
8095 for livein/liveout changes in tree-ssa-live.h.
8096 (delete_tree_live_info): Release the bitmap obstack.
8097 (loe_visit_block, live_worklist, set_var_live_on_entry,
8098 calculate_live_on_exit, dump_live_info): Update.
8099 (calculate_live_ranges): Initialize the bitmap.
8100 * tree-ssa-ter.c (ter_bitmap_obstack): New bitmap obstack.
8101 (new_temp_expr_table): Allocate bitmap on it.
8102 (make_dependent_on_partition, add_to_partition_kill_list,
8103 add_dependence, process_replaceable): Likewise.
8104 (find_replaceable_exprs): Initialize and release the new obstack here.
8105 * df-problems.c (df_lr_add_problem): Allocate persistent bitmap
8106 for out_of_date_transfer_functions on df_bitmap_obstack.
8107 (df_live_add_problem): Likewise.
8108 (df_chain_add_problem): Likewise.
8109 (df_word_lr_add_problem): Likewise.
8111 2012-08-17 Nick Clifton <nickc@redhat.com>
8113 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
8114 (branch_true): Likewise.
8115 (branch_false): Likewise.
8117 * config/mcore/mcore.md (cbranchsi4): Remove mode from comparison.
8119 * config/iq2000/iq2000.md (cbranchsi4): Remove mode from
8120 comparison and label.
8121 (branch_zero): Likewise.
8122 (branch_zero_inverted): Likewise.
8123 (branch_equality): Likewise.
8124 (branch_equality_inverted): Likewise.
8125 (extend-and-compare): Disable until reload issues can be resolved.
8126 * config/iq2000/iq2000.c (gen_conditional_branch): Use VOIDmode
8128 (iq2000_function_arg_advance): Remove CONST_CAST2.
8130 * config/mep/t-mep (mep-pragma.o): Use $(COMPILER) to compile
8133 2012-08-17 Georg-Johann Lay <avr@gjlay.de>
8135 * config/avr/t-avr (gen-avr-mmcu-texi): Use $(CC) to compile
8136 gen-avr-mmcu-texi.c.
8138 2012-08-17 Richard Earnshaw <rearnsha@arm.com>
8140 * arm.md (arm_addsi3): New variant for Thumb2 16-bit ADD instruction.
8141 * arm.c (thumb2_reorg): Don't convert an ADD instruction that's
8144 2012-08-17 Richard Guenther <rguenther@suse.de>
8146 * hash-table.h (class hash_table): Use a descriptor template
8147 argument instead of decomposed element type and support functions.
8148 (struct pointer_hash): New generic typed pointer-hash.
8149 (struct typed_free_remove, struct typed_noop_remove): Generic
8150 hash_table support pieces.
8151 * coverage.c (struct counts_entry): Add hash_table support members.
8152 * tree-ssa-ccp.c (gimple_htab): Use pointer_hash.
8153 * tree-ssa-coalesce.c (struct ssa_name_var_hash): New generic
8154 SSA name by SSA_NAME_VAR hash.
8155 (coalesce_ssa_name): Use it.
8156 * tree-ssa-pre.c (struct pre_expr_d): Add hash_table support.
8157 (expression_to_id): Adjust.
8158 (struct expr_pred_trans_d): Add hash_table support.
8159 (phi_translate_table): Adjust.
8160 (phi_trans_lookup): Likewise.
8161 (phi_trans_add): Likewise.
8162 (do_regular_insertion): Likewise.
8163 * tree-ssa-tail-merge.c (struct same_succ_def): Add hash_table support.
8164 (same_succ_htab): Adjust.
8165 (find_same_succ_bb): Likewise.
8166 (find_same_succ): Likewise.
8167 (update_worklist): Likewise.
8168 * tree-ssa-threadupdate.c (struct redirection_data): Add hash_table
8170 (redirection_data): Adjust.
8172 2012-08-17 Richard Guenther <rguenther@suse.de>
8174 * params.def (integer-share-limit): Decrease from 256 to 251,
8177 2012-08-17 Richard Guenther <rguenther@suse.de>
8179 * tree-sra.c (modify_function): Free redirect_callers vector.
8180 * ipa-split.c (split_function): Free args_to_pass vector.
8181 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Free
8182 body_cost_vec properly.
8183 (vect_enhance_data_refs_alignment): Likewise.
8184 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
8186 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
8187 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
8188 (vect_analyze_slp_instance): Free everything.
8189 (destroy_bb_vec_info): Free the SLP instances.
8191 2012-08-17 Iain Sandoe <iain@codesourcery.com>
8193 * config/rs6000/rs6000.c (macho_branch_islands): Adjust for changes
8196 2012-08-17 Jakub Jelinek <jakub@redhat.com>
8198 * doc/invoke.texi (-Wsizeof-pointer-memaccess): Document.
8200 2012-08-16 Sandra Loosemore <sandra@codesourcery.com>
8202 * config/mips/mips-dsp.md (mips_dpau_h_qbl, mips_dpau_h_qbr)
8203 (mips_dpsu_h_qbl, mips_dpsu_h_qbr, mips_dpaq_s_w_ph)
8204 (mips_dpsq_s_w_ph, mips_mulsaq_s_w_ph, mips_dpaq_sa_l_w)
8205 (mips_dpsq_sa_l_w, mips_maq_s_w_phl, mips_maq_s_w_phr)
8206 (mips_maq_sa_w_phl, mips_maq_sa_w_phr): Add accum_in attribute.
8208 2012-08-16 Oleg Endo <olegendo@gcc.gnu.org>
8211 * config/sh/sh.md (addc): Add commutative modifier.
8212 (*addc, *minus_plus_one, *subc, *negc): New insns and splits.
8214 2012-08-16 Oleg Endo <olegendo@gcc.gnu.org>
8217 * config/sh/sh.md (*movsi_index_disp, *movhi_index_disp): Handle
8218 potential T_REG clobber. Convert zero extending split to
8221 2012-08-16 Oleg Endo <olegendo@gcc.gnu.org>
8224 * config/sh/sh.md (ashlsi3_d): Do not split if it would result
8225 in a T_REG clobber. Correct comment.
8226 (ashlsi3_n): Correct comment.
8228 2012-08-16 Hans-Peter Nilsson <hp@axis.com>
8231 * optabs.c (expand_atomic_fetch_op): Save and restore code when
8232 retrying after failed attempt.
8234 2012-08-16 Yuri Rumyantsev <ysrumyan@gmail.com>
8236 * config/i386/i386-protos.h (ix86_split_lea_for_addr) : Add
8237 additional argument.
8238 * config/i386/i386.md (ix86_split_lea_for_addr) : Add
8239 additional argument curr_insn.
8240 * config/i386/i386.c (ix86_split_lea_for_addr): Load base or index
8241 register first, depending on their defintion distances.
8242 (ix86_lea_outperforms): Prefer LEA only if split cost exceeds
8244 (find_nearest_reg-def): New function. Find register with
8247 2012-08-16 Walter Lee <walt@tilera.com>
8249 * config.gcc (tilegx-*-linux*): Add feedback.h.
8250 (tilepro-*-linux*): Likewise.
8251 * config/tilegx/feedback.h: New file.
8252 * config/tilepro/feedback.h: New file.
8254 2012-08-16 Diego Novillo <dnovillo@google.com>
8259 * double-int.h: Move including of gmp.h ...
8260 * system.h: ... here.
8261 * realmpfr.h: Do not include gmp.h.
8262 * tree-ssa-loop-niter.c: Do not include gmp.h.
8264 2012-08-16 Segher Boessenkool <segher@kernel.crashing.org>
8266 * config/rs6000/darwin.h (TARGET_IEEE_QUAD): Fix comment.
8268 2012-08-16 Richard Guenther <rguenther@suse.de>
8271 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
8273 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
8274 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
8275 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
8276 * tree-into-ssa.c (get_ssa_name_ann): Allocate info only when needed.
8277 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
8278 (tree_ssa_lim_finalize): Free all mem_refs.
8279 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
8280 scc when bailing out.
8281 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
8282 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
8283 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
8284 FOR_EACH_LOOP_BREAK.
8286 2012-08-16 Diego Novillo <dnovillo@google.com>
8289 * double-int.h: Move including of gmp.h ...
8290 * system.h: ... here.
8291 * realmpfr.h: Do not include gmp.h.
8292 * tree-ssa-loop-niter.c: Do not include gmp.h.
8294 2012-08-16 Steven Bosscher <steven@gcc.gnu.org>
8297 * tree-flow.h (compute_global_livein): Remove prototype.
8298 * tree-into-ssa.c (compute_global_livein): Remove function.
8299 * tree-ssa-loop-manip.c: Include gimple-pretty-print.h.
8300 (find_sibling_superloop): New function.
8301 (compute_live_loop_exits): New function.
8302 (add_exit_phis_edge): Rename to add_exit_phi. Do not allow
8303 inserting a PHI in a block that is not a loop exit for VAR.
8304 Add dumping if TDF_DETAILS.
8305 (add_exit_phis_var): Rewrite.
8306 (add_exit_phis): Update.
8307 (get_loops_exits): Rewrite to return an array of per-loop exits
8308 rather than one bitmap with all loop exits.
8309 (find_uses_to_rename_bb): Ignore virtual PHI nodes.
8310 (rewrite_into_loop_closed_ssa): Update.
8312 2012-08-16 Nick Clifton <nickc@redhat.com>
8314 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Cast _ascii_bytes
8315 before passing it to ASM_OUTPUT_LIMITED_STRING.
8317 * config/bfin/bfin.c (hwloop_optimize): Fix use of VEC_last macro.
8319 * config/avr/t-avr: Replace occurrences of $(CC) with $(COMPILER).
8320 * config/avr/avr.c (avr_legitimize_reload_address): Add casts
8321 for reload_type enums.
8322 (DEF_BUILTIN): Cast the icode to enum insn_code.
8324 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8326 * config/rs6000/aix43.h (ASM_CPU_SPEC): Use %(asm_default)
8328 * config/rs6000/aix51.h (ASM_CPU_SPEC): Ditto.
8330 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8332 * config/rs6000/aix43.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
8333 (RS6000_CALL_GLUE): Adjust for single assembler syntax.
8334 * config/rs6000/aix51.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
8335 * config/rs6000/aix52.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
8336 * config/rs6000/aix53.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
8337 * config/rs6000/aix61.h (TARGET_DEFAULT, RS6000_CALL_GLUE): Ditto.
8338 * config/rs6000/darwin.h (TARGET_DEFAULT): Ditto.
8339 * config/rs6000/darwin.md (whole file): Adjust to single
8341 * config/rs6000/darwin64.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
8342 * config/rs6000/default64.h (TARGET_DEFAULT): Ditto.
8343 * config/rs6000/dfp.md: (whole file): Adjust to single
8345 * config/rs6000/eabi.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
8346 * config/rs6000/eabialtivec.h (TARGET_DEFAULT): Ditto.
8347 * config/rs6000/eabispe.h (TARGET_DEFAULT): Ditto.
8348 * config/rs6000/linuxaltivec.h (TARGET_DEFAULT): Ditto.
8349 * config/rs6000/linuxspe.h (TARGET_DEFAULT): Ditto.
8350 * config/rs6000/rs6000-cpus.def (whole file): Delete POWERPC_BASE_MASK.
8351 * config/rs6000/rs6000-tables.opt: Regenerate.
8352 * config/rs6000/rs6000.c (POWERPC_BASE_MASK): Delete.
8353 (num_insns_constant_wide): Adjust comments.
8354 (whole file): Adjust to single assembler syntax.
8355 (output_cbranch): Adjust comment.
8356 * config/rs6000/rs6000.h (ASSEMBLER_DIALECT): Delete.
8357 * config/rs6000/rs6000.md: (whole file): Adjust to single
8359 * config/rs6000/rs6000.opt (mnew-mnemonics): Delete.
8360 (mold-mnemonics): Delete.
8361 * config/rs6000/spe.md: (whole file): Adjust to single
8363 * config/rs6000/sync.md: (whole file): Adjust to single
8365 * config/rs6000/sysv4.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
8366 (ASM_OUTPUT_REG_PUSH): Adjust.
8367 (ASM_OUTPUT_REG_POP): Adjust.
8368 * config/rs6000/sysv4le.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
8369 * config/rs6000/vsx.md: (whole file): Adjust to single
8371 * config/rs6000/vxworks.h (TARGET_DEFAULT): Delete MASK_NEW_MNEMONICS.
8372 * doc/invoke.texi: Adjust documentation to reflect the
8373 removal of -mnew-mnemonics and -mold-mnemonics.
8375 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8377 * common/config/rs6000/rs6000-common.c (rs6000_handle_option):
8378 Delete handling for -mno-powerpc and -mpowerpc.
8379 * config/rs6000/aix43.h (ASM_CPU_SPEC): Similar.
8380 (ASM_DEFAULT_SPEC): Use -mppc instead of -mcom.
8381 * config/rs6000/aix51.h (ASM_CPU_SPEC, ASM_DEFAULT_SPEC): Ditto.
8382 * config/rs6000/aix52.h (TARGET_DEFAULT): Delete MASK_POWERPC.
8383 * config/rs6000/aix53.h (TARGET_DEFAULT): Ditto.
8384 * config/rs6000/aix61.h (TARGET_DEFAULT): Ditto.
8385 * config/rs6000/darwin.h (TARGET_DEFAULT): Ditto.
8386 * config/rs6000/darwin64.h (TARGET_DEFAULT): Ditto.
8387 * config/rs6000/default64.h (TARGET_DEFAULT): Ditto.
8388 * config/rs6000/driver-rs6000.c (asm_names): Delete handling
8389 for -mcpu=common and -mpowerpc.
8390 * config/rs6000/eabi.h (TARGET_DEFAULT): Delete MASK_POWERPC.
8391 * config/rs6000/eabialtivec.h (TARGET_DEFAULT): Ditto.
8392 * config/rs6000/eabispe.h (TARGET_DEFAULT): Ditto.
8393 * config/rs6000/linuxaltivec.h (TARGET_DEFAULT): Ditto.
8394 * config/rs6000/linuxspe.h (TARGET_DEFAULT): Ditto.
8395 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING):
8396 Use RS6000_BTM_ALWAYS instead of RS6000_BTM_POWERPC.
8397 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
8398 (rs6000_cpu_cpp_builtins): Adjust.
8399 * config/rs6000/rs6000.c (POWERPC_BASE_MASK): Delete MASK_POWERPC.
8400 (rs6000_builtin_mask_calculate): Adjust.
8401 (rs6000_emit_move): Delete code for ! TARGET_POWERPC.
8402 (rs6000_init_libfuncs): Ditto.
8403 (rs6000_output_function_prologue): Ditto.
8404 (rs6000_opt_masks): Delete MASK_POWERPC.
8405 (rs6000_builtin_mask_names): Delete RS6000_BTM_POWERPC.
8406 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete handling for -mpowerpc.
8407 (RS6000_BTM_POWERPC): Delete.
8408 (RS6000_BTM_COMMON): Delete RS6000_BTM_POWERPC.
8409 * config/rs6000/rs6000.md (extendqisi2 patterns): Adjust for
8410 TARGET_POWERPC always on.
8411 (extendqihi2 patterns): Similar.
8412 (various unnamed subtract patterns): Similar.
8413 (bswaphi2 patterns): Similar.
8414 (divmodsi4): Similar.
8415 (udiv<GPR:mode>3): Similar.
8416 (div<GPR:mode>3 patterns): Similar.
8417 (udivmodsi4): Similar.
8420 (divss_call): Delete.
8421 (divus_call): Delete.
8422 (quoss_call): Delete.
8423 (quous_call): Delete.
8424 (insvsi patterns): Adjust.
8425 (addsf3 patterns): Adjust.
8426 (subsf3 patterns): Adjust.
8427 (mulsf3 patterns): Adjust.
8428 (divsf3 patterns): Adjust.
8429 (*fmasf4_fpr): Adjust.
8430 (*fmssf4_fpr): Adjust.
8431 (*nfmasf4_fpr): Adjust.
8432 (*nfmssf4_fpr): Adjust.
8433 (*floatunssidf2_internal): Adjust.
8434 (fix_trunc<SFDF:mode>si2_internal): Adjust.
8435 (fctiwz_<SFDF:mode>): Adjust.
8436 (mulsidi3 patterns): Adjust.
8437 (smulsi3_highpart patterns): Adjust.
8438 (umulsi3_highpart patterns): Adjust.
8439 (fix_trunctfsi2 patterns): Adjust.
8441 * config/rs6000/rs6000.opt (mpowerpc): Replace by stub option.
8442 (mno-powerpc): Delete.
8443 * config/rs6000/sync.md (load_locked<ATOMIC:mode>): Adjust.
8444 (store_conditional<ATOMIC:mode>): Adjust.
8445 (atomic_compare_and_swap<ATOMIC:mode>): Adjust.
8446 (atomic_exchange<ATOMIC:mode>): Adjust.
8447 (atomic_<fetchop_name><ATOMIC:mode>): Adjust.
8448 (atomic_nand<ATOMIC:mode>): Adjust.
8449 (atomic_fetch_<fetchop_name><ATOMIC:mode>): Adjust.
8450 (atomic_fetch_nand<ATOMIC:mode>): Adjust.
8451 (atomic_<fetchop_name>_fetch<ATOMIC:mode>): Adjust.
8452 (atomic_nand_fetch<ATOMIC:mode>): Adjust.
8453 * config/rs6000/sysv4.h (TARGET_DEFAULT): Delete MASK_POWERPC.
8454 * config/rs6000/sysv4le.h (TARGET_DEFAULT): Ditto.
8455 * config/rs6000/vxworks.h (TARGET_DEFAULT): Ditto.
8456 * doc/invoke.texi: Adjust documentation.
8458 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8460 * config/rs6000/rs6000.h (RS6000_BTM_ALWAYS): New.
8462 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8464 * config/rs6000/aix52.h (ASM_CPU_SPEC): Fix typo.
8465 * config/rs6000/aix53.h (ASM_CPU_SPEC): Ditto.
8466 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
8467 * config/rs6000/driver-rs6000.c (asm_names): Ditto.
8469 2012-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8472 * config/rs6000/driver-rs6000.c (asm_names): Use %(asm_default)
8474 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Ditto.
8476 2012-08-15 Sandra Loosemore <sandra@codesourcery.com>
8477 Maxim Kuvyrkov <maxim@codesourcery.com>
8478 Julian Brown <julian@codesourcery.com>
8479 MIPS Technologies, Inc.
8481 * config/mips/mips.md (dspmac, dspmacsat, accext, accmod, dspalu)
8482 (dspalusat): Add insn types.
8483 * config/mips/mips-dsp.md (add<DSPV:mode>3)
8484 (mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>)
8485 (sub<DSPV:mode>3, mips_sub<DSP:dspfmt1>_s_<DSP:dspfmt2>, mips_addsc)
8486 (mips_addwc, mips_modsub, mips_raddu_w_qb, mips_absq_s_<DSPQ:dspfmt2>)
8487 (mips_precrq_qb_ph, mips_precrq_ph_w, mips_precrq_rs_ph_w)
8488 (mips_precrqu_s_qb_ph, mips_preceq_w_phl, mips_preceq_w_phr)
8489 (mips_precequ_ph_qbl, mips_precequ_ph_qbr, mips_precequ_ph_qbla)
8490 (mips_precequ_ph_qbra, mips_preceu_ph_qbl, mips_preceu_ph_qbr)
8491 (mips_preceu_ph_qbla, mips_preceu_ph_qbra, mips_shll_<DSPV:dspfmt2>)
8492 (mips_shll_s_<DSPQ:dspfmt2>, mips_shll_s_<DSPQ:dspfmt2>, mips_shrl_qb)
8493 (mips_shra_ph, mips_shra_r_<DSPQ:dspfmt2>, mips_bitrev, mips_insv)
8494 (mips_repl_qb, mips_repl_ph)
8495 (mips_cmp<DSPV:dspfmt1_1>_eq_<DSPV:dspfmt2>)
8496 (mips_cmp<DSPV:dspfmt1_1>_lt_<DSPV:dspfmt2>)
8497 (mips_cmp<DSPV:dspfmt1_1>_le_<DSPV:dspfmt2>, mips_cmpgu_eq_qb)
8498 (mips_cmpgu_lt_qb, mips_cmpgu_le_qb, mips_pick_<DSPV:dspfmt2>)
8499 (mips_packrl_ph, mips_wrdsp, mips_rddsp): Change type to dspalu.
8500 (mips_dpau_h_qbl, mips_dpau_h_qbr, mips_dpsu_h_qbl, mips_dpsu_h_qbr)
8501 (mips_dpaq_s_w_ph, mips_dpsq_s_w_ph, mips_mulsaq_s_w_ph)
8502 (mips_maq_s_w_phl, mips_maq_s_w_phr, mips_maq_sa_w_phr): Set type to
8504 (mips_dpaq_sa_l_w, mips_dpsq_sa_l_w, mips_maq_sa_w_phl): Set type to
8506 (mips_extr_w, mips_extr_r_w, mips_extr_rs_w, mips_extp, mips_extpdp):
8508 (mips_shilo, mips_mthlip): Set type to accmod.
8509 * config/mips/mips-dspr2.md (mips_absq_s_qb, mips_addu_s_ph)
8510 (mips_adduh_r_qb): Set type to dspalusat.
8511 (mips_addu_ph, mips_adduh_qb, mips_append, mips_balign)
8512 (mips_cmpgdu_eq_qb, mips_cmpgdu_lt_qb, mips_cmpgdu_le_qb)
8513 (mips_precr_qb_ph, mips_precr_sra_ph_w, mips_precr_sra_r_ph_w)
8514 (mips_prepend, mips_shra_qb, mips_shra_r_qb, mips_shrl_ph)
8515 (mips_subu_ph, mips_subuh_qb, mips_subuh_r_qb, mips_addqh_ph)
8516 (mips_addqh_r_ph, mips_addqh_w, mips_addqh_r_w, mips_subqh_ph)
8517 (mips_subqh_r_ph, mips_subqh_w, mips_subqh_r_w): Set type to dspalu.
8518 (mips_dpa_w_ph, mips_dps_w_ph, mips_mulsa_w_ph, mips_dpax_w_ph)
8519 (mips_dpsx_w_ph, mips_dpaqx_s_w_ph, mips_dpsqx_s_w_ph): Set type to
8520 dspmac. Set accum_in attribute.
8521 (mips_subu_s_ph): Set type to dspalusat.
8522 (mips_dpaqx_sa_w_ph, mips_dpsqx_sa_w_ph): Set type to dspmacsat.
8523 Set accum_in attribute.
8524 * config/mips/mips-protos.h (mips_dspalu_bypass_p): Add prototype.
8525 * config/mips/mips.c (dspalu_bypass_table): New.
8526 (mips_dspalu_bypass_p): New.
8527 * config/mips/24k.md (r24k_dsp_alu, r24k_dsp_mac, r24k_dsp_mac_sat)
8528 (r24k_dsp_acc_ext, r24k_dsp_acc_mod): New insn reservations.
8529 (r24k_int_mult, r24k_int_mthilo, r24k_dsp_mac, r24k_dsp_mac_sat)
8530 (r24k_dsp_acc_ext, r24k_dsp_acc_mod, r24k_dsp_alu): New bypasses.
8531 * config/mips/74k.md (r74k_dsp_alu, r74k_dsp_alu_sat, r74k_dsp_mac)
8532 (r74k_dsp_mac_sat, r74k_dsp_acc_ext, r74k_dsp_acc_mod): New insn
8534 (r74k_dsp_mac, r74k_dsp_mac_sat, r74k_int_mult, r74k_int_mul3)
8535 (r74k_dsp_mac, r74k_dsp_mac_sat): New bypasses.
8537 2012-08-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8539 * config/spu/spu.c: Include "cfgloop.h".
8540 (spu_machine_dependent_reorg): Call loop_optimizer_init and
8541 loop_optimizer_finalize. Use bb_loop_depth instead of loop_depth.
8542 Directly compare loop_father values where appropriate.
8543 * config/spu/t-spu-elf (spu.o): Update dependencies.
8545 2012-08-15 H.J. Lu <hongjiu.lu@intel.com>
8547 * Makefile.in (tree-cfg.o): Also depend on $(TARGET_H).
8549 2012-08-15 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8551 PR tree-optimization/54245
8552 * gimple-ssa-strength-reduction.c (legal_cast_p_1): New function.
8553 (legal_cast_p): Split out logic to legal_cast_p_1.
8554 (analyze_increments): Avoid introducing multiplies in smaller types.
8556 2012-08-15 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8558 PR tree-optimization/54240
8559 * tree-ssa-phiopt.c (hoist_adjacent_loads): Correct test for
8560 existence of conditional move with given mode.
8562 2012-08-15 Richard Guenther <rguenther@suse.de>
8564 * double-int.h (double_int::from_unsigned): Rename to ...
8565 (double_int::from_uhwi): ... this.
8566 (double_int::from_signed): Rename to ...
8567 (double_int::from_shwi): ... this.
8568 (double_int::to_signed): Rename to ...
8569 (double_int::to_shwi): ... this.
8570 (double_int::to_unsigned): Rename to ...
8571 (double_int::to_uhwi): ... this.
8572 (double_int::fits_unsigned): Rename to ...
8573 (double_int::fits_uhwi): ... this.
8574 (double_int::fits_signed): Rename to ...
8575 (double_int::fits_shwi): ... this.
8576 (double_int::fits): Rename to ...
8577 (double_int::fits_hwi): ... this.
8578 * double-int.c: Likewise.
8580 2012-08-15 Steven Bosscher <steven@gcc.gnu.org>
8582 * timevar.def (TV_VARPOOL, TV_WHOPR_WPA_LTRANS_EXEC, TV_LIFE,
8583 TV_LIFE_UPDATE, TV_DF_UREC, TV_INLINE_HEURISTICS,
8584 TV_TREE_LINEAR_TRANSFORM, TV_TREE_LOOP_INIT, TV_TREE_LOOP_FINI,
8585 TV_VPT, TV_LOCAL_ALLOC, TV_GLOBAL_ALLOC, TV_SEQABSTR): Remove.
8586 (TV_IPA_INLINING, TV_FLATTEN_INLINING, TV_EARLY_INLINING,
8587 TV_INLINE_PARAMETERS, TV_LOOP_INIT, TV_LOOP_FINI): New.
8588 * timevar.c (timevar_print): Make printing width of timevar names
8589 more flexible, but enforce maximum length.
8590 * ipa-inline.c (pass_early_inline): Use TV_EARLY_INLINING.
8591 (pass_ipa_inline): Use TV_IPA_INLINING.
8592 * ipa-inline-analysis.c (pass_inline_parameters): Use
8593 TV_INLINE_HEURISTICS.
8594 * tree-ssa-loop.c (pass_tree_loop_init): No timevar for wrapper pass.
8595 (pass_tree_loop_done): Likewise.
8596 * final.c (pass_shorten_branches): Use TV_SHORTEN_BRANCH.
8597 * loop-init.c (loop_optimizer_init): Push/pop TV_LOOP_INIT.
8598 (loop_optimizer_finalize): Push/pop TV_LOOP_FINI.
8600 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8602 * config/arm/neon.md (neon_vaba<mode> VDQIW): Canonicalize operands.
8603 (neon_vabal<mode> VDQIW): Likewise.
8605 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8608 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
8609 mark as predicable. Adjust asm template.
8610 (vec_setv2di_internal): Likewise.
8611 (vec_extract<mode> VD, VQ): Likewise.
8612 (vec_extractv2di): Likewise.
8613 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
8614 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
8615 (neon_vdup_n<mode> VX, V32): Likewise.
8616 (neon_vdup_nv2di): Likewise.
8618 2012-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
8620 * config/mips/mips.md (define_attr accum_in): New instruction
8621 attribute. Set it for imadd and fmadd patterns.
8622 * config/mips/mips.c (mips_linked_madd_p): Use accum_in to extract
8623 accumulator register.
8625 2012-08-14 Diego Novillo <dnovillo@google.com>
8627 Merge from cxx-conversion branch. Configury.
8629 * configure.ac (CXX_FOR_BUILD): Define and substitute.
8630 (BUILD_CXXFLAGS): Define.
8631 Remove all handlers of ENABLE_BUILD_WITH_CXX.
8632 Force all build to be with C++.
8633 * Makefile.in (BUILD_CXXFLAGS): Use it.
8634 Remove all handlers of ENABLE_BUILD_WITH_CXX.
8635 * configure: Regenerate.
8636 * config.in: Regenerate.
8637 * doc/install.texi: Remove documentation for --enable-build-with-cxx
8638 and --enable-build-poststage1-with-cxx.
8640 2012-08-14 Diego Novillo <dnovillo@google.com>
8642 Merge from cxx-conversion branch. Re-implement VEC in C++.
8644 * vec.c (vec_heap_free): Convert into a template function.
8645 (vec_gc_o_reserve_1): Make extern.
8646 (vec_gc_p_reserve): Remove.
8647 (vec_gc_p_reserve_exact): Remove.
8648 (vec_gc_o_reserve): Remove.
8649 (vec_gc_o_reserve_exact): Remove.
8650 (vec_heap_o_reserve_1): Make extern.
8651 (vec_heap_p_reserve): Remove.
8652 (vec_heap_p_reserve_exact): Remove.
8653 (vec_heap_o_reserve): Remove.
8654 (vec_heap_o_reserve_exact): Remove.
8655 (vec_stack_p_reserve): Remove.
8656 (vec_stack_p_reserve_exact): Remove.
8657 * vec.h (VEC_CHECK_INFO, VEC_CHECK_DECL, VEC_CHECK_PASS, VEC_ASSERT,
8658 VEC_ASSERT_FAIL, vec_assert_fail): Move earlier in the file.
8659 (VEC): Define to vec_t<T>.
8660 (vec_allocation_t): Define.
8661 (struct vec_prefix): Move earlier in the file.
8662 (vec_t<T>): New template.
8663 (DEF_VEC_I, DEF_VECL_ALLOC_I, DEF_VEC_P, DEF_VEC_ALLOC_P,
8664 DEF_VEC_O, DEF_VEC_ALLOC_P, DEF_VEC_O, DEF_VEC_ALLOC_O,
8665 DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_O_STACK,
8666 DEF_VEC_ALLOC_I_STACK): Expand to 'struct vec_swallow_trailing_semi'.
8667 (DEF_VEC_A): Provide template instantiations for
8668 GC/PCH markers that do not traverse the vector.
8669 (vec_stack_p_reserve): Remove.
8670 (vec_stack_p_reserve_exact): Remove.
8671 (vec_stack_p_reserve_exact_1): Remove.
8672 (vec_stack_o_reserve): Remove.
8673 (vec_stack_o_reserve_exact): Remove.
8674 (vec_stack_free): Re-write as a template function.
8675 (vec_reserve): New template function.
8676 (vec_reserve_exact): New template function.
8677 (vec_heap_free): New template function if GATHER_STATISTICS is
8678 defined. Otherwise, macro that expands to free().
8679 (VEC_length_1): New template function.
8680 (VEC_length): Call it.
8681 (VEC_empty_1): New template function.
8682 (VEC_empty): Call it.
8683 (VEC_address_1): New template function.
8684 (VEC_address): Call it.
8685 (VEC_last_1): New template function.
8686 (VEC_last): Call it. Change return type to T&.
8687 Change all users that used VEC_Os.
8688 (VEC_index_1): New template function.
8689 (VEC_index): Call it. Return a T& instead of a T*.
8690 Update all callers that were using VEC_O before.
8691 (VEC_iterate_1): New template function.
8692 (VEC_iterate): Call it.
8693 (VEC_embedded_size_1): New template function.
8694 (VEC_embedded_size): Call it.
8695 (VEC_embedded_init_1): New template function.
8696 (VEC_embedded_init): Call it.
8697 (VEC_alloc_1): New template function.
8698 (VEC_alloc): Call it. If A is 'stack', call XALLOCAVAR to
8700 (VEC_free_1): New template function.
8701 (VEC_free): Call it.
8702 (VEC_copy_1): New template function.
8703 (VEC_copy): Call it.
8704 (VEC_space_1): New template function
8705 (VEC_space): Call it.
8706 (VEC_reserve_1): New template function.
8707 (VEC_reserve): Call it.
8708 (VEC_reserve_exact_1): New template function.
8709 (VEC_reserve_exact): Call it.
8710 (VEC_splice_1): New template function.
8711 (VEC_splice): Call it.
8712 (VEC_safe_splice_1): New template function.
8713 (VEC_safe_splice): Call it.
8714 (VEC_quick_push_1): New template function. Create two overloads, one
8715 accepting T, the other accepting T *. Update all callers
8716 where T and T * are ambiguous.
8717 (VEC_quick_push): Call it.
8718 (VEC_safe_push_1): New template function. Create two overloads, one
8719 accepting T, the other accepting T *. Update all callers
8720 where T and T * are ambiguous.
8721 (VEC_safe_push): Call it.
8722 (VEC_pop_1): New template function.
8724 (VEC_truncate_1): New template function.
8725 (VEC_truncate): Call it.
8726 (VEC_safe_grow_1): New template function.
8727 (VEC_safe_grow): Call it.
8728 (VEC_safe_grow_cleared_1): New template function.
8729 (VEC_safe_grow_cleared): Call it.
8730 (VEC_replace_1): New template function.
8731 (VEC_replace): Call it. Always accept T instead of T*.
8732 Update all callers that used VEC_Os.
8733 (VEC_quick_insert_1): New template function.
8734 (VEC_quick_insert): Call it.
8735 (VEC_safe_insert_1): New template function.
8736 (VEC_safe_insert): Call it.
8737 (VEC_ordered_remove_1): New template function.
8738 (VEC_ordered_remove): Call it.
8739 (VEC_unordered_remove_1): New template function.
8740 (VEC_unordered_remove): Call it.
8741 (VEC_block_remove_1): New template function.
8742 (VEC_block_remove): Call it.
8743 (VEC_lower_bound_1): New template function.
8744 (VEC_lower_bound): Call it.
8746 (DEF_VEC_FUNC_P): Remove.
8747 (DEF_VEC_ALLOC_FUNC_P): Remove.
8748 (DEF_VEC_NONALLOC_FUNCS_P): Remove.
8749 (DEF_VEC_FUNC_O): Remove.
8750 (DEF_VEC_ALLOC_FUNC_O): Remove.
8751 (DEF_VEC_NONALLOC_FUNCS_O): Remove.
8752 (DEF_VEC_ALLOC_FUNC_I): Remove.
8753 (DEF_VEC_NONALLOC_FUNCS_I): Remove.
8754 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove.
8755 (DEF_VEC_ALLOC_FUNC_O_STACK): Remove.
8756 (DEF_VEC_ALLOC_FUNC_I_STACK): Remove.
8757 (vec_reserve_exact): New template function.
8759 * gengtype-lex.l (DEF_VEC_ALLOC_[IOP]/{EOID}): Remove.
8760 * gengtype-parse.c (token_names): Remove DEF_VEC_ALLOC_[IOP].
8761 (typedef_name): Emit vec_t<C1> instead of VEC_C1_C2.
8762 (def_vec_alloc): Remove. Update all callers.
8763 * gengtype.c (filter_type_name): New.
8764 (output_mangled_typename): Call it.
8765 (write_func_for_structure): Likewise.
8766 (write_types): Likewise.
8767 (write_root): Likewise.
8768 (write_typed_alloc_def): Likewise.
8769 (note_def_vec): Emit vec_t<TYPE_NAME> instead of VEC_TYPE_NAME_base.
8770 (note_def_vec_alloc): Remove.
8771 * gengtype.h (note_def_vec_alloc): Remove.
8772 (DEFVEC_ALLOC): Remove token code.
8774 * df-scan.c (df_bb_verify): Remove call to df_free_collection_rec
8775 inside the insn traversal loop.
8776 * gimplify.c (gimplify_compound_lval): Rename STACK to EXPR_STACK.
8777 * ipa-inline.c (inline_small_functions): Rename HEAP to EDGE_HEAP.
8778 * reg-stack.c (stack): Rename to STACK_PTR. Update all users.
8779 * tree-vrp.c (stack): Rename to EQUIV_STACK. Update all users.
8781 * config/bfin/bfin.c (hwloop_optimize): Update some calls to
8782 VEC_* for vectors of non-pointers.
8783 * config/c6x/c6x.c (try_rename_operands): Likewise.
8784 (reshuffle_units): Likewise.
8785 * config/mips/mips.c (mips_multi_start): Likewise.
8786 (mips_multi_add): Likewise.
8787 (mips_multi_copy_insn): Likewise.
8788 (mips_multi_set_operand): Likewise.
8789 * hw-doloop.c (discover_loop): Likewise.
8790 (discover_loops): Likewise.
8791 (reorg_loops): Likewise.
8793 2012-08-14 Diego Novillo <dnovillo@google.com>
8795 Merge from cxx-conversion branch. C++ support in gengtype.
8797 * coretypes.h (gt_pointer_operator): Move from ...
8799 * doc/gty.texi: Document support for C++ templates and
8800 user-provided markers.
8801 * gengtype-lex.l: Update copyright year.
8802 Remove support for recognizing DEF_VEC_O, DEF_VEC_P and DEFVEC_I.
8803 * gengtype-parse.c: Update copyright year.
8804 (token_names): Remove DEF_VEC_O, DEF_VEC_P and DEF_VEC_I.
8805 (require_template_declaration): New.
8806 (typedef_name): Call it.
8807 (type): Replace IS_UNION with KIND. Replace all users.
8808 (def_vec): Remove. Update all users.
8809 * gengtype-state.c (type_lineloc): Handle TYPE_USER_STRUCT.
8810 (write_state_user_struct_type): New.
8811 (write_state_type): Call it.
8812 (read_state_user_struct_type): New.
8813 (read_state_type): Call it.
8814 * gengtype.c: Update copyright year.
8815 (dump_pair): Move declaration to the top.
8816 (dump_type): Likewise.
8817 (dump_type_list): Likewise.
8818 (dbgprint_count_type_at): Handle TYPE_USER_STRUCT.
8819 (create_user_defined_type): New.
8820 (resolve_typedef): Call it.
8821 (new_structure): Replace argument ISUNION with KIND.
8822 Change users to refer to KIND directly.
8824 (find_structure): Likewise.
8825 (set_gc_used_type): Handle TYPE_USER_STRUCT.
8826 (create_file): Update HDR to include new copyright year.
8827 (struct walk_type_data): Add field IN_PTR_FIELD.
8828 (output_mangled_typename): Handle TYPE_USER_STRUCT.
8829 (walk_type): Set D->IN_PTR_FIELD when walking a TYPE_POINTER.
8830 Clear it afterwards.
8831 Handle TYPE_USER_STRUCT.
8832 (write_types_process_field): Handle TYPE_USER_STRUCT.
8833 (get_type_specifier): Move earlier in the file.
8834 (write_type_decl): New.
8835 (write_marker_function_name): New.
8836 (write_user_func_for_structure_ptr): New.
8837 (write_user_func_for_structure_body): New.
8838 (write_user_marking_functions): New.
8839 (write_func_for_structure): Call write_marker_function_name
8840 and write_type_decl.
8841 Do not call walk_type for TYPE_USER_STRUCT. Emit a call to the user
8843 Call write_user_marking_functions on TYPE_USER_STRUCTs.
8844 (write_types_local_user_process_field): New.
8845 (write_pch_user_walking_for_structure_body): New.
8846 (write_pch_user_walking_functions): New.
8847 (write_types_local_process_field): Handle TYPE_USER_STRUCT.
8848 (write_local_func_for_structure): Do not call walk_type for
8849 TYPE_USER_STRUCT. Instead, emit the call to gt_pch_nx directly.
8850 Call write_pch_user_walking_functions for TYPE_USER_STRUCTs.
8851 (write_root): Handle TYPE_USER_STRUCT.
8852 (vec_prefix_type): Remove. Update all users.
8853 (note_def_vec): Remove. Update all users.
8854 (dump_typekind): Handle TYPE_USER_STRUCT.
8855 (dump_type): Initialize SEEN_TYPES, if needed.
8856 Handle TYPE_USER_STRUCT.
8857 (dump_everything): Do not initialize SEEN_TYPES.
8858 * gengtype.h: Update copyright year.
8859 (enum typekind): Add TYPE_USER_STRUCT.
8860 (union_or_struct_p): Rename from UNION_OR_STRUCT_P.
8861 Convert into function.
8862 Add an overload taking const_type_p.
8864 (new_structure): Change second field to type enum typekind.
8866 (find_structure): Likewise.
8867 (note_def_vec): Remove.
8868 (DEFVEC_OP): Remove.
8870 * ggc-page.c (gt_ggc_mx): Add entry points for marking
8871 'const char *&', 'unsigned char *&' and 'unsigned char&'.
8872 * ggc-zone.c (gt_ggc_mx): Add entry points for marking
8873 'const char *&' and 'unsigned char *&'.
8874 * stringpool.c (gt_pch_nx): Add entry points for marking
8875 'const char *&', 'unsigned char *&' and 'unsigned char&'.
8876 Add an entry point for the overload taking arguments 'unsigned char
8877 *', 'gt_pointer_operator' and 'void *'.
8878 * vec.h (struct vec_prefix): Remove GTY marker.
8879 (struct vec_t): Remove GTY((length)) attribute from field 'vec'.
8880 (gt_ggc_mx (vec_t<T> *)): New template function.
8881 (gt_pch_nx (vec_t<T> *)): New template function.
8882 (gt_pch_nx (vec_t<T *> *, gt_pointer_operator, void *)): New template
8884 (gt_pch_nx (vec_t<T> *, gt_pointer_operator, void *)): New template
8887 * basic-block.h (struct edge_def): Mark GTY((user)).
8888 Remove all GTY markers from fields.
8889 (gt_ggc_mx): Declare.
8890 (gt_pch_nx): Declare.
8891 * tree-cfg.c (gt_ggc_mx): New.
8894 * gengtype-lex.l (USER_GTY): Add pattern for "user".
8895 * gengtype-parse.c (option): Handle USER_GTY.
8898 If the keyword 'user' is used, do not walk the fields
8900 * gengtype.h (USER_GTY): Add.
8901 * doc/gty.texi: Update.
8903 2012-08-14 Lawrence Crowl <crowl@google.com>
8905 Merge cxx-conversion branch. Implement C++ hash table.
8907 * hash-table.h: New. Implementation borrowed from libiberty/hashtab.c.
8908 * hash-table.c: Likewise.
8909 * tree-ssa-tail-merge.c: Include hash-table.h instead of hashtab.h.
8910 (static htab_t same_succ_htab): Change type to hash_table;
8911 move specification of helper functions from create call to declaration.
8912 Change users to invoke member functions.
8913 (same_succ_print_traverse): Make extern ssa_.... Change callers.
8914 Remove void* casting.
8915 (same_succ_hash): Likewise.
8916 (same_succ_equal): Likewise.
8917 (same_succ_delete): Likewise.
8918 * tree-ssa-threadupdate.c: Include hash-table.h.
8919 (struct local_info): Rename to ssa_local_info_t to avoid overloading
8920 the type name local_info with the variable name local_info.
8921 (static htab_t redirection_data): Change type to hash_table.
8922 Move specification of helper functions from create call to declaration.
8923 Change users to invoke member functions.
8924 (redirection_data_hash): Make extern ssa_.... Change callers.
8925 Remove void* casting.
8926 (redirection_data_eq): Likewise.
8927 (fix_duplicate_block_edges): Likewise.
8928 (create_duplicates): Likewise.
8929 (fixup_template_block): Likewise.
8930 (redirect_edges): Likewise.
8931 (lookup_redirection_data): Change types associated with the hash table
8932 from void* to their actual type. Remove unnecessary casts.
8933 * tree-ssa-ccp.c: Include hash-table.h.
8934 (typedef gimple_htab): New. Uses hash_table. Replace specific uses
8935 of htab_t with gimple_htab. Change users to invoke member functions.
8936 Move specification of helper functions from create call to declaration.
8937 * tree-ssa-coalesce.c: Include hash-table.h instead of hashtab.h.
8938 (hash_ssa_name_by_var): Make extern. Remove void* casting.
8939 (eq_ssa_name_by_var): Likewise.
8940 (coalesce_ssa_name): Change type of local static htab_t ssa_name_hash
8941 to hash_table. Change users to invoke member functions.
8942 Move specification of helper functions from create call to declaration.
8943 * coverage.c: Include hash-table.h instead of hashtab.h.
8944 (static htab_t counts_hash): Change type to hash_table;
8945 move specification of helper functions from create call to declaration.
8946 Change users to invoke member functions.
8947 (htab_counts_entry_hash): Make extern. Rename with coverage_... instead
8948 of htab_... Remove void* casting.
8949 (htab_counts_entry_eq): Likewise.
8950 (htab_counts_entry_del): Likewise.
8951 * tree-ssa-pre.c: Include hash-table.h instead of hashtab.h.
8952 (static htab_t expression_to_id): Change type to hash_table.
8953 Move specification of helper functions from create call to declaration.
8954 Change users to invoke member functions.
8955 (static htab_t phi_translate_table): Likewise.
8956 (pre_expr_eq): Make extern ssa_.... Change callers.
8957 Remove void* casting.
8958 (pre_expr_hash): Likewise.
8959 (expr_pred_trans_hash): Likewise.
8960 (expr_pred_trans_eq): Likewise.
8961 (alloc_expression_id): Change types associated with the hash table
8962 from void* to their actual type. Remove unnecessary casts.
8963 (lookup_expression_id): Likewise.
8964 (phi_trans_lookup): Likewise.
8965 (phi_trans_add): Likewise.
8966 * stringpool.c: Rename uses of libcpp typedef hash_table to
8968 * Makefile.in: Add hash-table.o to OBJS-libcommon-target.
8969 Add $(HASH_TABLE_H). Add new dependences on $(HASH_TABLE_H).
8971 2012-08-14 Lawrence Crowl <crowl@google.com>
8973 Merge from cxx-conversion branch. Re-write double_int in C++.
8976 (typedef double_int): Change to struct (POD).
8977 (double_int::make): New overloads for int to double-int conversion.
8978 (double_int::mask): New.
8979 (double_int::max_value): New.
8980 (double_int::min_value): New.
8981 (double_int::operator ++): New.
8982 (double_int::operator --): New.
8983 (double_int::operator *=): New.
8984 (double_int::operator +=): New.
8985 (double_int::operator -=): New.
8986 (double_int::to_signed): New.
8987 (double_int::to_unsigned): New.
8988 (double_int::fits_unsigned): New.
8989 (double_int::fits_signed): New.
8990 (double_int::fits): New.
8991 (double_int::trailing_zeros): New.
8992 (double_int::popcount): New.
8993 (double_int::multiple_of): New.
8994 (double_int::set_bit): New.
8995 (double_int::mul_with_sign): New.
8996 (double_int::operator * (binary)): New.
8997 (double_int::operator + (binary)): New.
8998 (double_int::operator - (binary)): New.
8999 (double_int::operator - (unary)): New.
9000 (double_int::operator ~ (unary)): New.
9001 (double_int::operator & (binary)): New.
9002 (double_int::operator | (binary)): New.
9003 (double_int::operator ^ (binary)): New.
9004 (double_int::and_not): New.
9005 (double_int::lshift): New.
9006 (double_int::rshift): New.
9007 (double_int::alshift): New.
9008 (double_int::arshift): New.
9009 (double_int::llshift): New.
9010 (double_int::lrshift): New.
9011 (double_int::lrotate): New.
9012 (double_int::rrotate): New.
9013 (double_int::div): New.
9014 (double_int::sdiv): New.
9015 (double_int::udiv): New.
9016 (double_int::mod): New.
9017 (double_int::smod): New.
9018 (double_int::umod): New.
9019 (double_int::divmod): New.
9020 (double_int::sdivmod): New.
9021 (double_int::udivmod): New.
9022 (double_int::ext): New.
9023 (double_int::zext): New.
9024 (double_int::sext): New.
9025 (double_int::is_zero): New.
9026 (double_int::is_one): New.
9027 (double_int::is_minus_one): New.
9028 (double_int::is_negative): New.
9029 (double_int::cmp): New.
9030 (double_int::ucmp): New.
9031 (double_int::scmp): New.
9032 (double_int::ult): New.
9033 (double_int::ugt): New.
9034 (double_int::slt): New.
9035 (double_int::sgt): New.
9036 (double_int::max): New.
9037 (double_int::smax): New.
9038 (double_int::umax): New.
9039 (double_int::min): New.
9040 (double_int::smin): New.
9041 (double_int::umin): New.
9042 (double_int::operator ==): New.
9043 (double_int::operator !=): New.
9044 (shwi_to_double_int): Change implementation to use member function.
9045 (double_int_minus_one): Likewise.
9046 (double_int_zero): Likewise.
9047 (double_int_one): Likewise.
9048 (double_int_two): Likewise.
9049 (double_int_ten): Likewise.
9050 (uhwi_to_double_int): Likewise.
9051 (double_int_to_shwi): Likewise.
9052 (double_int_to_uhwi): Likewise.
9053 (double_int_fits_in_uhwi_p): Likewise.
9054 (double_int_fits_in_shwi_p): Likewise.
9055 (double_int_fits_in_hwi_p): Likewise.
9056 (double_int_mul): Likewise.
9057 (double_int_mul_with_sign): Likewise.
9058 (double_int_add): Likewise.
9059 (double_int_sub): Likewise.
9060 (double_int_neg): Likewise.
9061 (double_int_div): Likewise.
9062 (double_int_sdiv): Likewise.
9063 (double_int_udiv): Likewise.
9064 (double_int_mod): Likewise.
9065 (double_int_smod): Likewise.
9066 (double_int_umod): Likewise.
9067 (double_int_divmod): Likewise.
9068 (double_int_sdivmod): Likewise.
9069 (double_int_udivmod): Likewise.
9070 (double_int_multiple_of): Likewise.
9071 (double_int_setbit): Likewise.
9072 (double_int_ctz): Likewise.
9073 (double_int_not): Likewise.
9074 (double_int_ior): Likewise.
9075 (double_int_and): Likewise.
9076 (double_int_and_not): Likewise.
9077 (double_int_xor): Likewise.
9078 (double_int_lshift): Likewise.
9079 (double_int_rshift): Likewise.
9080 (double_int_lrotate): Likewise.
9081 (double_int_rrotate): Likewise.
9082 (double_int_cmp): Likewise.
9083 (double_int_scmp): Likewise.
9084 (double_int_ucmp): Likewise.
9085 (double_int_max): Likewise.
9086 (double_int_smax): Likewise.
9087 (double_int_umax): Likewise.
9088 (double_int_min): Likewise.
9089 (double_int_smin): Likewise.
9090 (double_int_umin): Likewise.
9091 (double_int_ext): Likewise.
9092 (double_int_sext): Likewise.
9093 (double_int_zext): Likewise.
9094 (double_int_mask): Likewise.
9095 (double_int_max_value): Likewise.
9096 (double_int_min_value): Likewise.
9097 (double_int_zero_p): Likewise.
9098 (double_int_one_p): Likewise.
9099 (double_int_minus_one_p): Likewise.
9100 (double_int_equal_p): Likewise.
9101 (double_int_popcount): Likewise.
9103 (double_int_mask): Reuse implementation for double_int::mask.
9104 (double_int_max_value): Likewise.
9105 (double_int_min_value): Likewise.
9106 (double_int_ext): Likewise.
9107 (double_int_zext): Likewise.
9108 (double_int_sext): Likewise.
9109 (double_int_mul_with_sign): Likewise.
9110 (double_int_divmod): Likewise.
9111 (double_int_sdivmod): Likewise.
9112 (double_int_udivmod): Likewise.
9113 (double_int_div): Likewise.
9114 (double_int_sdiv): Likewise.
9115 (double_int_udiv): Likewise.
9116 (double_int_mod): Likewise.
9117 (double_int_smod): Likewise.
9118 (double_int_umod): Likewise.
9119 (double_int_multiple_of): Likewise.
9120 (double_int_lshift): Likewise.
9121 (double_int_rshift): Likewise.
9122 (double_int_lrotate): Likewise.
9123 (double_int_rrotate): Likewise.
9124 (double_int_cmp): Likewise.
9125 (double_int_ucmp): Likewise.
9126 (double_int_scmp): Likewise.
9127 (double_int_max): Likewise.
9128 (double_int_smax): Likewise.
9129 (double_int_umax): Likewise.
9130 (double_int_min): Likewise.
9131 (double_int_smin): Likewise.
9132 (double_int_umin): Likewise.
9133 (double_int_min): Likewise.
9134 (double_int_min): Likewise.
9135 (double_int_min): Likewise.
9136 (double_int_min): Likewise.
9137 (double_int_min): Likewise.
9138 (double_int_min): Likewise.
9139 (double_int::alshift): New.
9140 (double_int::arshift): New.
9141 (double_int::llshift): New.
9142 (double_int::lrshift): New.
9143 (double_int::ult): New.
9144 (double_int::ugt): New.
9145 (double_int::slt): New.
9146 (double_int::sgt): New.
9147 (double_int_setbit): Reuse implementation for double_int::set_bit,
9148 which avoids a name conflict with a macro.
9149 (double_int_double_int_ctz): Reuse implementation for
9150 double_int::trailing_zeros.
9151 (double_int_fits_in_shwi_p): Reuse implementation for
9152 double_int::fits_signed.
9153 (double_int_fits_in_hwi_p): Reuse implementation for double_int::fits.
9154 (double_int_mul): Reuse implementation for binary
9155 double_int::operator *.
9156 (double_int_add): Likewise.
9157 (double_int_sub): Likewise.
9158 (double_int_neg): Reuse implementation for unary
9159 double_int::operator -.
9160 (double_int_max_value): Likewise.
9161 * fixed-value.c: Change to use member functions introduced above.
9163 2012-08-14 Lawrence Crowl <crowl@google.com>
9165 Merge cxx-conversion branch. Support tree macro calling from gdb.
9167 * tree.h (tree_check): New.
9168 (TREE_CHECK): Use inline function above instead of __extension__.
9169 (tree_not_check): New.
9170 (TREE_NOT_CHECK): Use inline function above instead of __extension__.
9172 (TREE_CHECK2): Use inline function above instead of __extension__.
9173 (tree_not_check2): New.
9174 (TREE_NOT_CHECK2): Use inline function above instead of __extension__.
9176 (TREE_CHECK3): Use inline function above instead of __extension__.
9177 (tree_not_check3): New.
9178 (TREE_NOT_CHECK3): Use inline function above instead of __extension__.
9180 (TREE_CHECK4): Use inline function above instead of __extension__.
9181 (tree_not_check4): New.
9182 (TREE_NOT_CHECK4): Use inline function above instead of __extension__.
9184 (TREE_CHECK5): Use inline function above instead of __extension__.
9185 (tree_not_check5): New.
9186 (TREE_NOT_CHECK5): Use inline function above instead of __extension__.
9187 (contains_struct_check): New.
9188 (CONTAINS_STRUCT_CHECK): Use inline function above instead of
9190 (tree_class_check): New.
9191 (TREE_CLASS_CHECK): Use inline function above instead of __extension__.
9192 (tree_range_check): New.
9193 (TREE_RANGE_CHECK): Use inline function above instead of __extension__.
9194 (omp_clause_subcode_check): New.
9195 (OMP_CLAUSE_SUBCODE_CHECK): Use inline function above instead of
9197 (omp_clause_range_check): New.
9198 (OMP_CLAUSE_RANGE_CHECK): Use inline function above instead of
9201 (EXPR_CHECK): Use inline function above instead of __extension__.
9202 (non_type_check): New.
9203 (NON_TYPE_CHECK): Use inline function above instead of __extension__.
9204 (tree_vec_elt_check): New.
9205 (TREE_VEC_ELT_CHECK): Use inline function above instead of
9207 (omp_clause_elt_check): New.
9208 (OMP_CLAUSE_ELT_CHECK): Use inline function above instead of
9210 (tree_operand_check): New.
9211 (TREE_OPERAND_CHECK): Use inline function above instead of
9213 (tree_operand_check_code): New.
9214 (TREE_OPERAND_CHECK_CODE): Use inline function above instead of
9216 (TREE_CHAIN): Simplify implementation.
9217 (TREE_TYPE): Simplify implementation.
9218 (tree_operand_length): Move for compilation dependences.
9219 * gdbinit.in: (macro define __FILE__): New.
9220 (macro define __LINE__): New.
9221 (skip "tree.h"): New.
9223 2012-08-14 Oleg Endo <olegendo@gcc.gnu.org>
9226 * config/sh/sh.md (cmp_div0s_0, cmp_div0s_1, *cmp_div0s_0,
9227 *cmp_div0s_1, *cbranch_div0s, *movsicc_div0s): New insns.
9228 * config/sh/sh.c (sh_rtx_costs): Handle div0s patterns.
9230 2012-08-14 Oleg Endo <olegendo@gcc.gnu.org>
9233 * config/sh/constraints.md (Sra): New constraint.
9234 * config/sh/predicates.md (simple_mem_operand,
9235 displacement_mem_operand, zero_extend_movu_operand): New predicates.
9236 (zero_extend_operand): Check zero_extend_movu_operand for SH2A.
9237 * config/sh/sh.md (*zero_extendqisi2_disp_mem,
9238 *zero_extendhisi2_disp_mem): Add new insns and two new related
9241 2012-08-14 Steven Bosscher <steven@gcc.gnu.org>
9243 * graphite-scop-detection.c (create_sese_edges): Compute dominance
9244 info before trying to fix loop structure.
9245 * cfgloopmanip.c (fix_loop_structure): Require fast DOM queries.
9246 * tree-cfgcleanup.c (repair_loop_structures): Likewise.
9247 * cfgloop.c (verify_loop_structure): Verify loop fathers.
9249 * dominance.c (init_dom_info): Use gcc_checking_assert, not gcc_assert.
9250 (dom_convert_dir_to_idx, compute_dom_fast_query,
9251 get_immediate_dominator, set_immediate_dominator, get_dominated_by,
9252 redirect_immediate_dominators, nearest_common_dominator,
9253 (dominated_by_p, bb_dom_dfs_in, bb_dom_dfs_out, recompute_dominator,
9254 iterate_fix_dominators, add_to_dominance_info,
9255 delete_from_dominance_info): Likewise.
9257 2012-08-14 Richard Guenther <rguenther@suse.de>
9259 * cfgexpand.c (expand_used_vars): Use virtual_operand_p.
9260 * gimple-pretty-print.c (dump_phi_nodes): Likewise.
9261 * gimple-streamer-out.c (output_bb): Likewise.
9262 * graphite-sese-to-poly.c (scalar_close_phi_node_p): Likewise.
9263 (rewrite_reductions_out_of_ssa): Likewise.
9264 (rewrite_commutative_reductions_out_of_ss): Likewise.
9265 * ipa-split.c (verify_non_ssa_vars): Likewise.
9266 (consider_split): Likewise.
9267 (visit_bb): Likewise.
9268 (split_function): Likewise.
9269 * lto-streamer-out.c (output_ssa_names): Likewise.
9270 * sese.c (rename_uses): Likewise.
9271 * tree-cfg.c (replace_uses_by): Likewise.
9272 (gimple_merge_blocks): Likewise.
9273 (gimple_cfg2dot): Likewise.
9274 (verify_gimple_phi): Likewise.
9275 (replace_ssa_name): Likewise.
9276 (move_block_to_fn): Likewise.
9277 * tree-eh.c (cleanup_empty_eh_merge_phis): Likewise.
9278 * tree-if-conv.c (if_convertible_phi_p): Likewise.
9279 (predicate_scalar_phi): Likewise.
9280 * tree-inline.c (update_ssa_across_abnormal_edges): Likewise.
9281 (copy_phis_for_bb): Likewise.
9282 * tree-loop-distribution.c (generate_loops_for_partition): Likewise.
9283 (destroy_loop): Likewise.
9284 * tree-outof-ssa.c (eliminate_useless_phis): Likewise.
9285 (insert_backedge_copies): Likewise.
9286 * tree-parloops.c (transform_to_exit_first_loop): Likewise.
9287 (gather_scalar_reductions): Likewise.
9288 (try_create_reduction_list): Likewise.
9289 * tree-scalar-evolution.c (analyze_scalar_evolution_for_all_loop_ph):
9291 (scev_const_prop): Likewise.
9292 * tree-ssa-ccp.c (debug_lattice_value): Likewise.
9293 (get_default_value): Likewise.
9294 (ccp_initialize): Likewise.
9295 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
9296 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9297 (init_copy_prop): Likewise.
9298 * tree-ssa-dce.c (propagate_necessity): Likewise.
9299 (remove_dead_phis): Likewise.
9300 (forward_edge_to_pdom): Likewise.
9301 (eliminate_unnecessary_stmts): Likewise.
9302 * tree-ssa-live.c (partition_view_init): Likewise.
9303 (remove_unused_locals): Likewise.
9304 (register_ssa_partition_check): Likewise.
9305 * tree-ssa-loop-im.c (movement_possibility): Likewise.
9306 (move_computations_stmt): Likewise.
9307 * tree-ssa-loop-ivopts.c (determine_biv_step): Likewise.
9308 (record_invariant): Likewise.
9309 (find_interesting_uses_outside): Likewise.
9310 (determine_set_costs): Likewise.
9311 * tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
9312 (find_uses_to_rename_use): Likewise.
9313 (check_loop_closed_ssa_use): Likewise.
9314 (rewrite_phi_with_iv): Likewise.
9315 (canonicalize_loop_ivs): Likewise.
9316 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9317 * tree-ssa-phiopt.c (hoist_adjacent_loads): Likewise.
9318 * tree-ssa-pre.c (make_values_for_phi): Likewise.
9319 (compute_avail): Likewise.
9320 (eliminate): Likewise.
9321 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
9322 * tree-ssa-reassoc.c (phi_rank): Likewise.
9323 * tree-ssa-strlen.c (strlen_enter_block): Likewise.
9324 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
9325 (ipa_pta_execute): Likewise.
9326 * tree-ssa-tail-merge.c (same_succ_hash): Likewise.
9327 (release_last_vdef): Likewise.
9328 (same_phi_alternatives_1): Likewise.
9329 (bb_has_non_vop_phi): Likewise.
9330 (vop_phi): Likewise.
9331 * tree-ssa-threadedge.c (record_temporary_equivalences_from_phis):
9333 * tree-ssa-uninit.c (warn_uninitialized_phi): Likewise.
9334 (execute_late_warn_uninitialized): Likewise.
9335 * tree-ssa.c (verify_ssa_name): Likewise.
9336 (verify_phi_args): Likewise.
9337 (verify_ssa): Likewise.
9338 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9339 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
9341 (slpeel_tree_peel_loop_to_edge): Likewise.
9342 (vect_can_advance_ivs_p): Likewise.
9343 (vect_update_ivs_after_vectorizer): Likewise.
9344 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Likewise.
9345 * tree-vrp.c (remove_range_assertions): Likewise.
9346 * value-prof.c (gimple_divmod_values_to_profile): Likewise.
9348 2012-08-14 Richard Guenther <rguenther@suse.de>
9350 PR tree-optimization/54146
9351 * tree-ssa-pre.c (do_regular_insertion): Use a VEC
9352 indexed by pred edge index for avail.
9353 (do_partial_partial_insertion): Likewise.
9354 (insert_into_preds_of_block): Adjust.
9356 2012-08-14 Richard Guenther <rguenther@suse.de>
9358 * gimplify.c (create_tmp_from_val): Mark temporary with
9359 DECL_GIMPLE_REG_P here ...
9360 (internal_get_tmp_var): ... instead of here. If we go into
9361 SSA create an SSA name instead of a VAR_DECL.
9362 (gimplify_modify_expr): Do not create SSA names here, assert
9363 we already got them.
9364 (force_gimple_operand_1): Create an SSA name if we go into SSA.
9365 * sese.c (rename_uses): Simplify.
9367 2012-08-14 Richard Guenther <rguenther@suse.de>
9369 * tree-into-ssa.c: Include diagnostic-core.h.
9370 * Makefile.in (tree-into-ssa.o): Adjust.
9372 2012-08-14 Richard Guenther <rguenther@suse.de>
9374 * tree-into-ssa.c (update_ssa): Verify we do not rename
9375 symbols that are already partly in SSA form.
9377 2012-08-14 Jakub Jelinek <jakub@redhat.com>
9380 PR rtl-optimization/53495
9381 * ira.c (ira): Move delete_trivially_dead_insns call before
9382 find_moveable_pseudos call.
9384 2012-08-13 Steven Bosscher <steven@gcc.gnu.org>
9386 * tree-ssa-pre.c (do_regular_insertion): Add FIXME markers at points
9387 of potentially huge memset overhead.
9388 (do_partial_partial_insertion): Likewise.
9389 * cfgexpand.c (gimple_expand_cfg): Use XCNEWVEC instead of xcalloc.
9390 * tree-vrp.c (find_assert_locations): Use XNEWVEC instead of XCNEWVEC
9391 for arrays to be filled by pre_and_rev_post_order_compute. Allocate
9392 the right number of slots, not that number plus NUM_FIXED_BLOCKS.
9393 * tree-ssa-reassoc.c (init_reassoc): Likewise.
9394 * cfganal.c (dfs_enumerate_from): Use XNEWVEC instead of XCNEWVEC for
9395 array used as stack.
9396 * tree-ssa-sccvn.c (init_scc_vn): Use XNEWVEC instead of XCNEWVEC for
9397 arrays to be filled by pre_and_rev_post_order_compute.
9398 * cfgloopmanip.c (find_path): Use XNEWVEC instead of XCNEWVEC for
9399 array to be filled by dfs_enumerate_from.
9400 (remove_path): Likewise.
9401 (duplicate_loop_to_header_edge): Use XNEWVEC instead of XCNEWVEC for
9402 array of loops that is filled on the next lines.
9403 * cfgloop.c (get_loop_body): Use XNEWVEC instead of XCNEWVEC for
9404 array of basic blocks to be returned.
9405 (get_loop_body_in_dom_order): Likewise.
9406 (get_loop_body_in_bfs_order): Likewise.
9407 * tree-ssa-loop-manip.c (loop_renamer_obstack): New static obstack
9408 for all bitmaps used for rewriting into loop-closed SSA form.
9409 (add_exit_phis_var): Allocate the def bitmap on it. Clear the livein
9410 bitmap at the end to release a lot of memory.
9411 (add_exit_phis): Allocate the exits bitmap on the new obstack.
9412 (get_loops_exits): Allocate the exits bitmap on the new obstack.
9413 (find_uses_to_rename_use): Allocate a use_blocks bitmap if ver is
9414 seen for the first time.
9415 (find_uses_to_rename): Add "???" for why the whole function must
9416 be re-scanned if changed_bbs is empty.
9417 (rewrite_into_loop_closed_ssa): Allocate bitmaps on the new obstack.
9418 Use XNEWVEC to allocate the use_blocks array. Initialize the new
9419 obstack, and free it at the end. Remove loop over all SSA names.
9420 (check_loop_closed_ssa_stmt): Look only at SSA_OP_USE operands.
9421 * tree-cfg.c (move_sese_region_to_fn): Use XNEWVEC instead of
9422 xcalloc to allocate edge_pred and edge_flag arrays.
9424 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
9426 * config/i386/i386.h (FIXED_REGISTERS): Do not mark REX registers here.
9427 (CALL_USED_REGISTERS): Use bitmaps to mark call-used registers
9429 (enum reg_class): Move CLOBBERED_REGS just before GENERAL_REGS.
9430 (REG_CLASS_NAMES): Update.
9431 (REG_CLASS_CONTENTS): Update. Clear CLOBBERED_REGS members.
9432 * config/i386/i386.c (ix86_conditional_register_usage): Disable
9433 REX registers on 32bit targets. Handle bitmaps from
9434 CALL_USED_REGISTERS initializer. Calculate CLOBBERED_REGS register
9435 set from GENERAL_REGS also for 32bit targets. Do not change call
9436 used register set for TARGET_64BIT_MS_ABI separately.
9438 2012-08-13 Richard Guenther <rguenther@suse.de>
9440 * basic-block.h (struct basic_block): Remove loop_depth
9441 member, move flags and index members next to each other.
9442 * cfgloop.h (bb_loop_depth): New inline function.
9443 * cfghooks.c (split_block): Do not set loop_depth.
9444 (duplicate_block): Likewise.
9445 * cfgloop.c (flow_loop_nodes_find): Likewise.
9446 (flow_loops_find): Likewise.
9447 (add_bb_to_loop): Likewise.
9448 (remove_bb_from_loops): Likewise.
9449 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
9450 * gimple-streamer-in.c (input_bb): Do not stream loop_depth.
9451 * gimple-streamer-out.c (output_bb): Likewise.
9452 * bt-load.c: Include cfgloop.h.
9453 (migrate_btr_defs): Use bb_loop_depth.
9454 * cfg.c (dump_bb_info): Likewise.
9455 * final.c (compute_alignments): Likewise.
9456 * ira.c (update_equiv_regs): Likewise.
9457 * tree-ssa-copy.c (init_copy_prop): Likewise.
9458 * tree-ssa-dom.c (loop_depth_of_name): Likewise.
9459 * tree-ssa-forwprop.c: Include cfgloop.h.
9460 (forward_propagate_addr_expr): Use bb_loop_depth.
9461 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
9462 * tree-ssa-sink.c (select_best_block): Likewise.
9463 * ipa-inline-analysis.c: Include cfgloop.h.
9464 (estimate_function_body_sizes): Use bb_loop_depth.
9465 * Makefile.in (tree-ssa-forwprop.o): Depend on $(CFGLOOP_H).
9466 (ipa-inline-analysis.o): Likewise.
9467 (bt-load.o): Likewise.
9469 2012-08-13 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
9470 Jakub Jelinek <jakub@redhat.com>
9473 * config/i386/driver-i386.c (host_detect_local_cpu): Test bit_PRFCHW
9474 bit of CPUID 0x80000001 %ecx instead of CPUID 7 %ecx.
9475 * config/i386/cpuid.h (bits_PRFCHW): Move definition to CPUID
9476 0x80000001 %ecx flags.
9478 2012-08-13 Richard Guenther <rguenther@suse.de>
9480 * tree-cfg.c (print_loop): Avoid ICEing for loops marked for
9481 removal and loops with multiple latches.
9483 2012-08-13 Jakub Jelinek <jakub@redhat.com>
9486 * tree.c (integer_pow2p): Avoid undefined signed overflows.
9487 * simplify-rtx.c (neg_const_int): Likewise.
9488 * expr.c (fixup_args_size_notes): Likewise.
9489 * stor-layout.c (set_min_and_max_values_for_integral_type): Likewise.
9490 * double-int.c (mul_double_wide_with_sign): Likewise.
9491 (double_int_mask): Likewise.
9492 * tree-ssa-loop-ivopts.c (get_address_cost): Likewise.
9494 2012-08-13 Richard Guenther <rguenther@suse.de>
9496 PR tree-optimization/54200
9497 * tree-ssa-copyrename.c (rename_ssa_copies): Do not add
9498 PHI results to another partition if not all PHI arguments
9499 have the same partition.
9501 2012-08-12 Jan Hubicka <jh@suse.cz>
9503 * tree-pass.h (write_summary, write_optimization_summary): Remove
9504 set and vset arguments.
9505 * ipa-cp.c (ipcp_write_summary): Remove set and vset arugments.
9506 (write_node_summary_p): Likewise; use the encoder.
9507 (ipa_reference_write_optimization_summary): Likewise.
9508 * lto-cgraph.c (output_cgraph_opt_summary): Use encoder.
9509 (lto_symtab_encoder_new): Initialize in_partition field.
9510 (lto_symtab_encoder_delete): Destroy in_partition field.
9511 (LCC_NOT_FOUND): Move to lto-streamer.h
9512 (lto_symtab_encoder_deref): Likewise.
9513 (lto_symtab_encoder_in_partition_p,
9514 lto_set_symtab_encoder_in_partition): New functions.
9515 (referenced_from_other_partition_p): Rewrite to use encoder.
9516 (reachable_from_other_partition_p): Likewise.
9517 (referenced_from_this_partition_p): Likewise.
9518 (reachable_from_this_partition_p): Likewise.
9519 (lto_output_node): Likewise.
9520 (lto_output_varpool_node): Likewise.
9521 (output_refs): Likewise.
9522 (compute_ltrans_boundary): Initialize in_partition fileds of
9524 (output_symtab): Likewise.
9525 (input_refs): Match the changes in output_refs.
9526 (output_cgraph_opt_summary_p): Remove set argument.
9527 (output_node_opt_summary): Replace set by encoder.
9528 (output_cgraph_opt_summary): Remove set argument; use
9530 * ipa-pure-const.c (pure_const_write_summary): Remove set and vset
9531 arguments; use the encoder.
9532 * lto-streamer-out.c (lto_output): Remove set and vset argument; use
9534 (produce_symtab): Likewise.
9535 * ipa-inline.h (inline_write_summary): Remove set and vset arguments.
9536 * ipa-inline-analysis.c (inline_write_summary): Likewise.
9537 * ipa-prop.c (ipa_prop_write_jump_functions): Remove set argument;
9539 * ipa-prop.h (ipa_prop_write_jump_functions): Likewise.
9540 * passes.c (ipa_write_summaries_2): Remove set and vset arguments.
9541 (ipa_write_summaries_1): Update.
9542 (ipa_write_optimization_summaries_1): Likewise.
9543 (ipa_write_optimization_summaries): Likewise.
9544 * lto-streamer.h (lto_symtab_encoder_t): Add in_partition.
9545 (lto_symtab_encoder_iterator): New type.
9546 (lto_symtab_encoder_deref): Make inline.
9547 (output_symtab, referenced_from_other_partition_p,
9548 reachable_from_other_partition_p, referenced_from_this_partition_p,
9549 reachable_from_this_partition_p): Update.
9550 (lsei_end_p, lsei_next, lsei_node, lsei_cgraph_node,
9551 lsei_varpool_node): New inline functions.
9552 (LCC_NOT_FOUND): New macro.
9553 (lto_symtab_encoder_deref, lsei_start, lsei_next_in_partition,
9554 lsei_start_in_partition, lsei_next_function_in_partition,
9555 lsei_start_function_in_partition, lsei_next_variable_in_partition,
9556 lsei_start_variable_in_partition): New inline functions.
9558 2012-08-12 Oleg Endo <olegendo@gcc.gnu.org>
9560 * config/sh/sh.md (prefetch): Simplify expander. Fix condition to
9562 (*prefetch_media): Move insn below expander.
9563 (*prefetch): Fix condition to allow SH3.
9565 2012-08-12 Oleg Endo <olegendo@gcc.gnu.org>
9568 * config/sh/sh.md: Add splits for inverted compare and branch
9570 (*cmpeqsi_t): New insn.
9571 (cmpgtsi_t, cmpgesi_t): Swap r and N alternatives.
9572 (cmpgeusi_t): Use satisfies_constraint_Z. Emit sett insn in
9573 replacement insn list and not in the preparation statements.
9574 (clrt, sett): Add mt_group attribute.
9576 2012-08-12 Marc Glisse <marc.glisse@inria.fr>
9579 * gimple-pretty-print.c (dump_ternary_rhs): Handle 4 arguments.
9581 2012-08-12 Oleg Endo <olegendo@gcc.gnu.org>
9584 * config/sh/predicates.md (mem_index_disp_operand): Check for
9585 arith_reg_operand instead of REG_P.
9587 2012-08-11 Bernd Schmidt <bernds@codesourcery.com>
9589 * reload1.c (replaced_subreg, gen_reload): Add
9590 SECONDARY_MEMORY_NEEDED ifdefs as necessary.
9592 2012-08-11 Jan Hubicka <jh@suse.cz>
9594 * lto-section-in.c (lto_section_name): Do not use "symtab" as part of
9595 symtab_node sectoin name; it confuses plugin.
9597 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
9599 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Shift DECL_UID
9600 index in the va_list_vars bitmap by num_ssa_names.
9602 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
9604 * config/i386/sse.md (xop integer multiply/add insns): Use
9605 register_operand for operand 3 predicate.
9606 (xop_phadd<u>bq): Fix vec_select selectors.
9608 2012-08-11 Martin Jambor <mjambor@suse.cz>
9611 * ipa-inline.h (condition): New fields offset, agg_contents and by_ref.
9612 * ipa-inline-analysis.c (agg_position_info): New type.
9613 (add_condition): New parameter aggpos, also store agg_contents, by_ref
9615 (dump_condition): Also dump aggregate conditions.
9616 (evaluate_conditions_for_known_args): Also handle aggregate
9617 conditions. New parameter known_aggs.
9618 (evaluate_properties_for_edge): Gather known aggregate contents.
9619 (inline_node_duplication_hook): Pass NULL known_aggs to
9620 evaluate_conditions_for_known_args.
9621 (unmodified_parm): Split into unmodified_parm and unmodified_parm_1.
9622 (unmodified_parm_or_parm_agg_item): New function.
9623 (set_cond_stmt_execution_predicate): Handle values passed in
9625 (set_switch_stmt_execution_predicate): Likewise.
9626 (will_be_nonconstant_predicate): Likewise.
9627 (estimate_edge_devirt_benefit): Pass new parameter known_aggs to
9628 ipa_get_indirect_edge_target.
9629 (estimate_calls_size_and_time): New parameter known_aggs, pass it
9630 recrsively to itself and to estimate_edge_devirt_benefit.
9631 (estimate_node_size_and_time): New vector known_aggs, pass it o
9632 functions which need it.
9633 (remap_predicate): New parameter offset_map, use it to remap aggregate
9635 (remap_edge_summaries): New parameter offset_map, pass it recursively
9636 to itself and to remap_predicate.
9637 (inline_merge_summary): Also create and populate vector offset_map.
9638 (do_estimate_edge_time): New vector of known aggregate contents,
9639 passed to functions which need it.
9640 (inline_read_section): Stream new fields of condition.
9641 (inline_write_summary): Likewise.
9642 * ipa-cp.c (ipa_get_indirect_edge_target): Also examine the aggregate
9643 contents. Let all local callers pass NULL for known_aggs.
9645 2012-08-11 Jan Hubicka <jh@suse.cz>
9647 * lto-cgraph.c (output_cgraph): Rename to ...
9648 (output_symtab): ... this one. Update for LTO_section_symtab_nodes.
9649 (input_cgraph): Rename to ...
9650 (input_symtab): ... this one. Update for LTO_section_symtab_nodes.
9651 * lto-streamer-out.c (create_output_block): Do not set
9653 (produce_asm): Likewise.
9654 (lto_output_toplevel_asms): Likewise.
9655 (produce_asm_for_decls): Likewise.
9656 (lto_output): Use output_symtab.
9657 * lto-section-in.c (lto_section_name): Update.
9658 * lto-section-out.c (lto_destroy_simple_output_block): Remove
9660 * lto-streamer.h (enum lto_section_type): Remove LTO_section_varpool;
9661 rename LTO_section_cgraph to LTO_section_symtab_nodes.
9662 (struct lto_header): Remove section_type.
9664 2012-08-11 Jan Hubicka <jh@suse.cz>
9666 * cgraph.h (vector types for symtab_node): Add.
9667 * ipa-reference.c (ipa_reference_write_optimization_summary): Update
9668 for new symtab encoder.
9669 (ipa_reference_read_optimization_summary): Likewise.
9670 * lto-cgraph.c (output_varpool): Remove.
9671 (input_cgraph_opt_summary): Take symtab nodes vector as argument.
9672 (LTO_cgraph_tags): Rename to ...
9673 (LTO_symtab_tags): ... this one; add LTO_symtab_variable.
9674 (lto_cgraph_encoder_new): Rename to ...
9675 (lto_symtab_encoder_new): ... this on.
9676 (lto_cgraph_encoder_encode): Rename to ...
9677 (lto_symtab_encoder_encode): ... this one.
9678 (lto_cgraph_encoder_delete): Rename to ...
9679 (lto_symtab_encoder_delete): ... this one.
9680 (lto_cgraph_encoder_deref): Rename to ...
9681 (lto_symtab_encoder_deref): ... this one.
9682 (lto_cgraph_encoder_encode_body_p): Rename to ...
9683 (lto_symtab_encoder_encode_body_p): ... this one.
9684 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
9685 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
9686 lto_varpool_encoder_deref): Remove.
9687 (lto_varpool_encoder_encode_initializer_p): Rename to ...
9688 (lto_symtab_encoder_encode_initializer_p): ... this one.
9689 (lto_set_varpool_encoder_encode_initializer): Rename to ...
9690 (lto_set_symtab_encoder_encode_initializer): ... this one.
9691 (lto_output_edge): Update.
9692 (lto_output_node): Update.
9693 (lto_output_varpool_node): Update; stream out LTO_symtab_variable tag.
9694 (lto_output_ref): Drop varpool_encoder; update.
9695 (add_node_to): Update.
9696 (add_references): Update.
9697 (output_outgoing_cgraph_edges): Update.
9698 (output_refs): Update.
9699 (compute_ltrans_boundary): Update.
9700 (output_cgraph): Update; output varpools too.
9701 (input_overwrite_node): Update.
9702 (output_varpool): Remove.
9703 (input_node): Update.
9704 (input_ref): Update.
9705 (input_edge): Update.
9706 (input_cgraph_1): Update; input varpool too; unify fixup code.
9707 (input_varpool_1): Remove.
9708 (input_refs): Update.
9709 (input_cgraph): Update.
9710 (output_node_opt_summary): Update.
9711 (input_cgraph_opt_section): Update.
9712 (input_cgraph_opt_summary): Update.
9713 * ipa-pure-const.c (pure_const_write_summary): Update.
9714 (pure_const_read_summary): Update.
9715 * lto-streamer-out.c (lto_write_tree): Update.
9716 (lto_output): Likewise.
9717 (produce_symtab): Update.
9718 (produce_asm_for_decls): Update.
9719 * ipa-inline-analysis.c (inline_read_section): Update.
9720 (inline_write_summary): Update.
9721 * ipa-prop.c (ipa_write_node_info): Update.
9722 (ipa_prop_read_section): Update.
9723 * lto-streamer.h (lto_cgraph_encoder_d): Rename to ...
9724 (lto_symtab_encoder_d): ... this one; add initializer.
9725 (lto_cgraph_encoder_t): Rename to ...
9726 (lto_symtab_encoder_t): ... this one.
9727 (lto_cgraph_encoder_size): Rename to ...
9728 (lto_symtab_encoder_size): ... this one.
9729 (lto_varpool_encoder_d): ... remove.
9730 (lto_varpool_encoder_t): Remove.
9731 (lto_out_decl_state): Remove cgraph_node_encoder, varpool_node_encoder
9732 add symtab_node_encoder.
9733 (lto_file_decl_data): Likewise.
9734 (lto_cgraph_encoder_deref, lto_cgraph_encoder_lookup,
9735 lto_cgraph_encoder_new, lto_cgraph_encoder_encode,
9736 lto_cgraph_encoder_delete, lto_cgraph_encoder_encode_body_p,
9737 lto_varpool_encoder_encode_body_p, lto_varpool_encoder_deref,
9738 lto_varpool_encoder_lookup, lto_varpool_encoder_new,
9739 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
9740 lto_varpool_encoder_encode_initializer_p): Remove.
9741 (lto_symtab_encoder_deref, lto_symtab_encoder_lookup,
9742 lto_symtab_encoder_t, lto_symtab_encoder_encode,
9743 lto_symtab_encoder_delete, lto_symtab_encoder_encode_body_p,
9744 lto_symtab_encoder_encode_initializer_p): New.
9746 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
9748 * config/i386/i386.md (isa): Add fma and fma4.
9749 (enabled): Handle fma and fma4.
9750 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
9751 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
9752 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
9753 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
9754 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
9755 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
9757 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
9759 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
9760 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
9761 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
9763 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
9765 * config/i386/i386.md (simple LEA peephole2s): Add zero-extend
9766 variants of PLUS and MULT simple LEA patterns. Disable PLUS
9767 patterns for TARGET_OPT_AGU.
9769 2012-08-10 Richard Guenther <rguenther@suse.de>
9771 * Makefile.in (OBJS): Remove matrix-reorg.o.
9772 (matrix-reorg.o): Remove dependence rule.
9773 (GTFILES): Remove matrix-reorg.c.
9774 * matrix-reorg.c: Remove.
9775 * passes.c (init_optimization_passes): Do not schedule
9776 pass_ipa_matrix_reorg.
9777 * tree-pass.h (pass_ipa_matrix_reorg): Remove.
9778 * common.opt (fipa-matrix-reorg): Stub out.
9779 * doc/invoke.texi (fipa-matrix-reorg): Remove documentation.
9781 2012-08-10 Richard Guenther <rguenther@suse.de>
9784 * fold-const.c (fold_ternary_loc): Do not reverse the mask
9785 when canonicalizing it when folding VEC_PERM_EXPR.
9787 2012-08-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9790 * gimple-ssa-strength-reduction.c (analyze_candidates_and_replace):
9791 Use cand_type to determine whether pointer arithmetic will be generated.
9793 2012-08-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9795 * doc/sourcebuild.texi: Document long_neq_int effective target.
9797 2012-08-10 Richard Guenther <rguenther@suse.de>
9799 PR tree-optimization/54109
9800 * tree-ssa-forwprop.c
9801 (forward_propagate_addr_into_variable_array_index): Remove.
9802 (forward_propagate_addr_expr_1): Adjust.
9804 2012-08-10 Richard Guenther <rguenther@suse.de>
9806 * tree-cfg.c (dump_function_to_file): Make sure to dump
9807 anonymous SSA names when there are no local decls.
9809 2012-08-10 Steven Bosscher <steven@gcc.gnu.org>
9811 * tree-ssa-pre.c (alloc_expression_id): Fix use of VEC_reserve.
9812 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
9813 (mark_phi_for_rewrite): Likewise.
9814 (compute_global_livein): Use VEC_reserve outside the innermost
9815 loop and VEC_quick_push instead of VEC_safe_push in that loop.
9816 (update_ssa): Re-organize to avoid unnecessary sbitmap_zero'ing
9817 of new_ssa_names and old_ssa_names. Allocate phis_to_rewrite to
9818 the correct initial size.
9820 2012-08-10 Richard Guenther <rguenther@suse.de>
9822 * tree-ssa-pre.c (pretemp, storetemp, prephitemp): Remove.
9823 (need_creation): Remove.
9824 (get_representative_for): Use anonymous named SSA names.
9825 (create_expression_by_pieces): Likewise.
9826 (insert_into_preds_of_block): Likewise.
9827 (init_pre): Do not init removed vars.
9828 (fini_pre): Do not free need_creation.
9829 * tree-ssa-forwprop.c (simplify_bitwise_binary): Use anonymous
9831 * tree-ssa-loop-manip.c (create_iv): Likewise.
9832 * value-prof.c (gimple_divmod_fixed_value): Likewise.
9833 (gimple_mod_pow2): Likewise.
9834 (gimple_mod_subtract): Likewise.
9835 (gimple_ic): Likewise.
9836 (gimple_stringop_fixed_value): Likewise.
9837 * tree-ssa-phiopt.c (condstoretemp): Remove.
9838 (tree_ssa_phiopt_worker): Use anonymous named SSA names.
9839 (conditional_replacement): Likewise.
9840 (abs_replacement): Likewise.
9841 (cond_store_replacement): Likewise.
9842 (cond_if_else_store_replacement_1): Likewise.
9843 * tree-ssa-loop-im.c (rewrite_reciprocal): Likewise.
9844 (rewrite_bittest): Likewise.
9845 * tree-ssa-reassoc.c (build_and_add_sum): Get type from callers
9846 and build anonymous SSA names.
9847 (undistribute_ops_list): Adjust.
9848 (eliminate_redundant_comparison): Use anonymous SSA names.
9849 (rewrite_expr_tree_parallel): Likewise.
9850 (get_reassoc_pow_ssa_name): Remove.
9851 (attempt_builtin_powi): Adjust.
9852 (reassociate_bb): Likewise.
9853 * tree-ssa-strlen.c (get_string_length): Use anonymous SSA names.
9854 * tree-switch-conversion.c (emit_case_bit_tests): Likewise.
9855 (build_arrays): Likewise.
9856 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
9857 (create_tailcall_accumulator): Likewise.
9858 * tree-vect-generic.c (expand_vector_divmod): Likewise.
9859 * tree-profile.c (gcov_type_tmp_var): Remove.
9860 (gimple_init_edge_profiler): Do not initialize it and use anonymous
9862 (gimple_gen_ic_profiler): Likewise.
9863 (tree_profiling): Adjust.
9864 * tree-sra.c (build_ref_for_offset): Use anonymous SSA names.
9865 * tree-ssa-math-opts.c (execute_cse_sincos_1): Likewise.
9866 (powi_as_mults_1): Likewise.
9867 (powi_as_mults): Likewise.
9868 (build_and_insert_call): Adjust.
9869 (build_and_insert_binop): Likewise.
9870 (build_and_insert_ref): Likewise.
9871 (build_and_insert_cast): Likewise.
9872 (gimple_expand_builtin_pow): Likewise.
9873 (gimple_expand_builtin_cabs): Likewise.
9874 (execute_optimize_bswap): Use anonymous SSA names.
9875 (convert_mult_to_widen): Likewise.
9876 (convert_plusminus_to_widen): Likewise.
9877 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
9878 * tree-ssa-propagate.c (update_call_from_tree): Likewise.
9879 * tree-if-conv.c (ifc_temp_var): Likewise.
9880 * tree-loop-distribution.c (generate_memset_builtin): Likewise.
9881 * tree-parloops.c (take_address_of): Likewise.
9882 * tree-vect-data-refs.c (vect_permute_store_chain): Likewise.
9883 (vect_permute_load_chain): Likewise.
9884 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks): Likewise.
9885 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
9886 (vect_handle_widen_op_by_const): Likewise.
9887 (vect_operation_fits_smaller_type): Likewise.
9888 (vect_recog_over_widening_pattern): Likewise.
9889 * tree-vect-stmts.c (vect_init_vector): Likewise.
9890 * tree-vrp.c (simplify_truth_ops_using_ranges): Likewise.
9891 (simplify_float_conversion_using_ranges): Likewise.
9893 2012-08-10 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
9895 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Fix
9896 target mask of __builtin_ia32_rdseed_di_step builtin.
9898 2012-08-10 Richard Guenther <rguenther@suse.de>
9900 PR tree-optimization/54027
9901 * tree-vrp.c (extract_range_from_binary_expr_1): Merge RSHIFT_EXPR
9902 and LSHIFT_EXPR handling, force -fwrapv for the multiplication used
9903 to handle LSHIFT_EXPR with a constant.
9905 2012-08-10 Richard Guenther <rguenther@suse.de>
9907 * tree.h (SSA_NAME_VAR): Return NULL_TREE if an IDENTIFIER_NODE
9909 (SSA_NAME_IDENTIFIER): Return the IDENTIFIER_NODE of the SSA_NAME
9910 or its SSA_NAME_VAR.
9911 (SET_SSA_NAME_VAR_OR_IDENTIFIER): New setter.
9912 * tree-ssanames.c (make_ssa_name_fn): Handle creating anonymous
9913 SSA names by passing a type instead of a variable decl.
9914 (release_ssa_name): Use SET_SSA_NAME_VAR_OR_IDENTIFIER.
9915 (copy_ssa_name_fn): Handle anonymous SSA names.
9916 (replace_ssa_name_symbol): Use SET_SSA_NAME_VAR_OR_IDENTIFIER.
9917 * tree-flow-inline.h (make_temp_ssa_name): New inline function.
9918 * tree-pretty-print.c (dump_generic_node): Use SSA_NAME_IDENTIFIER,
9919 dump SSA names without a name as <anon>.
9920 * cfgexpand.c (expand_used_vars): Assing anonymous SSA names we are
9921 going to expand a decl.
9922 (gimple_expand_cfg): Assign all SSA names of a partition the
9923 decl we created for its leader.
9924 * tree-ssa.c (target_for_debug_bind): Handle SSA_NAMEs.
9925 (verify_ssa_name): Handle anonymous SSA names.
9926 (verify_def): Likewise.
9927 * tree-predcom.c (eliminate_temp_copies): Likewise.
9928 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
9929 * tree-ssa-live.c (var_map_base_init): Compute conflicts for
9930 anonymous SSA names with the same type.
9931 (mark_all_vars_used_1): Handle anonymous SSA names.
9932 (verify_live_on_entry): Likewise.
9933 * tree-ssa-coalesce.c (abnormal_corrupt): Remove.
9934 (create_outofssa_var_map): Adjust with respect to conflicts we
9935 compute for anonymous SSA names. Do not restrict abnormal
9937 (coalesce_partitions): Do not restrict abnormal coalescing.
9938 Assert we only ever coalesce variables we computed conflicts for.
9939 * tree-ssa-ter.c (process_replaceable): Do not restrict TER
9941 * expr.c (expand_expr_real_1): Handle anonymous SSA names
9942 expanded from IVOPTs by creating a raw REG here.
9943 * tree-cfg.c (replace_ssa_name): Handle anonymous SSA names.
9944 (dump_function_to_file): Dump anonymous SSA names alongside
9945 with their types in the variable list.
9946 (verify_gimple_return): Guard use of SSA_NAME_VAR.
9947 * tree-into-ssa.c (mark_for_renaming): Handle a NULL symbol.
9948 (rewrite_into_ssa): Make SSA names anonymous.
9949 * tree-ssa-structalias.c (alias_get_name): Rewrite.
9950 * tree-ssa-uninit.c (ssa_undefined_value_p): Handle anonymous
9952 (warn_uninitialized_phi): Likewise.
9953 * tree-ssa-loop-ivopts.c (prepare_decl_rtl): Defer expanding
9954 anonymous SSA names to the expander.
9955 (determine_iv_cost): Anonymous SSA names are artificial.
9956 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
9957 Handle anonymous SSA names.
9958 * lto-streamer-out.c (output_ssa_names): Stream SSA_NAME_VAR
9959 or if NULL, the type of the SSA name.
9960 * tree-inline.c (remap_ssa_name): Handle anonymous SSA names,
9961 remap names as anonymous where appropriate.
9962 (insert_init_stmt): Pass SSA names down to insert_init_debug_bind.
9963 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Adjust
9964 according to what we create conflicts for in out-of-SSA
9966 * tree-parloops.c (separate_decls_in_region_name): Handle
9967 anonymous SSA names.
9968 (add_field_for_name): Likewise.
9969 * tree.c (get_name): Handle SSA names.
9970 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Defer to get_name for
9972 * tree-vect-loop-manip.c (adjust_debug_stmts): Use
9974 * tree-sra.c (create_access_replacement): Give up generating
9975 a DECL_DEBUG_EXPR for SSA names in the memory reference.
9976 (replace_removed_params_ssa_names): Guard use of SSA_NAME_VAR.
9977 * tree-complex.c (get_component_ssa_name): Handle anonymous
9979 (set_component_ssa_name): Likewise.
9980 * tree-ssa-sccvn.c (visit_reference_op_load): Likewise.
9981 * tree-object-size.c (collect_object_sizes_for): Handle
9982 uninitialized SSA names properly.
9983 * ipa-inline-analysis.c (eliminated_by_inlining_prob): Guard use of
9985 * ipa-split.c (test_nonssa_use): Likewise.
9986 (consider_split): Likewise.
9987 (mark_nonssa_use): Likewise.
9989 2012-08-09 Jan Hubicka <jh@suse.cz>
9992 * ipa-inline-transform.c (inline_call): Add UPDATE_OVERALL_SUMMARY
9993 parameter; honnor it.
9994 * ipa-inline.c (recursive_inlining): Update call
9996 (inline_small_functions): Likewise.
9997 (ipa_inline): Likewise.
9998 (inline_always_inline_functions): Likewise.
9999 (early_inline_small_functions): Likewise.
10000 (flatten_function): Do separate update of summary info.
10001 * ipa-inline.h (inline_update_overall_summary): Declare.
10002 (inline_call): Update.
10003 * ipa-inline-analysis.c (inline_merge_summary): Break out
10004 updating code to ...
10005 (inline_update_overall_summary): Likewise.
10007 2012-08-09 Richard Henderson <rth@redhat.com>
10009 * config/s390/s390.c (s390_expand_insv): Use VOIDmode in gen_rtx_SET.
10011 * config/s390/s390.c (s390_expand_cs_hqi): Copy val to a temp before
10012 performing the compare for the restart loop.
10014 2012-08-09 DJ Delorie <dj@redhat.com>
10016 * config/rl78/rl78.c (rl78_alloc_physical_registers): Check for
10017 SET before extracting SET_SRC.
10018 (rl78_remove_unused_sets): Check for REG before extractnig REGNO.
10020 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
10023 * config/sh/sh-protos (shift_insns_rtx): Delete.
10024 (sh_ashlsi_clobbers_t_reg_p): Add.
10025 * config/sh/sh.c (shift_insns, shift_amounts, ext_shift_insns,
10026 ext_shift_amounts): Merge arrays of ints to array of structs.
10027 Adapt usage of arrays throughout the file.
10028 (shift_insns_rtx): Delete unused function.
10029 (sh_ashlsi_clobbers_t_reg_p): New function.
10030 * config/sh/sh.md (ashlsi3): Emit ashlsi3_n_clobbers_t insn if the
10031 final shift sequence will clobber T_REG.
10032 (ashlsi3_n): Split only if the final shift sequence will not
10034 (ashlsi3_n_clobbers_t): New insn_and_split.
10036 2012-08-09 Steven Bosscher <steven@gcc.gnu.org>
10038 * calls.c (mem_overlaps_already_clobbered_arg_p): Use SBITMAP_SIZE
10039 instead of looking at sbitmap n_bits member directly.
10040 * gcse.c (hoist_code): Likewise.
10041 * sched-rgn.c (split_edges): Likewise.
10042 * tree-into-ssa.c (is_old_name, is_new_name, add_new_name_mapping,
10043 update_ssa): Likewise.
10045 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
10047 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Return preferred
10048 single unit register class for classes that contain registers form
10050 (REG_CLASS_CONTENTS): Add missing "frame" register to FLOAT_INT_REGS,
10051 INT_SSE_REGS and FLOAT_INT_SSE_REGS register classes.
10053 2012-08-09 Martin Jambor <mjambor@suse.cz>
10055 * cgraph.h (cgraph_indirect_call_info): Field anc_offse renamd to
10056 offset, updated all users. New field agg_contents.
10057 * ipa-prop.h (jump_func_type): Removed IPA_JF_CONST_MEMBER_PTR.
10058 (ipa_pass_through_data): New field agg_preserved.
10059 (ipa_ancestor_jf_data): Likewise.
10060 (ipa_member_ptr_cst): Removed.
10061 (ipa_agg_jf_item): New type.
10062 (ipa_agg_jump_function): Likewise.
10063 (ipa_jump_func): New field agg. Removed field member_cst.
10064 (ipa_get_jf_pass_through_agg_preserved): New function.
10065 (ipa_get_jf_ancestor_agg_preserved): Likewise.
10066 (ipa_get_jf_member_ptr_pfn): Removed.
10067 (ipa_find_agg_cst_for_param): Declare.
10068 (ipa_load_from_parm_agg): Likewise.
10069 * ipa-prop.c (param_analysis_info): Fields modified and
10070 visited_statements rename to parm_modified and parm_visited_statements
10071 respectively, added fields ref_modified, ref_visited_statements,
10072 pt_modified and pt_visited_statements.
10073 (ipa_print_node_jump_functions_for_edge): Do not dump const member
10074 functions. Dump agg_preserved flags and aggregate jump functions.
10075 (ipa_set_jf_simple_pass_through): Set also agg_preserved.
10076 (ipa_set_ancestor_jf): Likewise.
10077 (ipa_set_jf_arith_pass_through): Clear agg_preserved.
10078 (ipa_set_jf_member_ptr_cst): Removed.
10079 (is_parm_modified_before_stmt): Logic reversed, renamed to
10080 parm_preserved_before_stmt_p. Cache visited bitmap only for
10081 naked DECL parameters. All callers updated.
10082 (load_from_unmodified_param): Allow NULL parms_ainfo.
10083 (parm_ref_data_preserved_p): New function.
10084 (parm_ref_data_pass_through_p): Likewise.
10085 (ipa_load_from_parm_agg_1): Likewise.
10086 (ipa_load_from_parm_agg): Likewise.
10087 (compute_complex_assign_jump_func): Check if aggregate contents are
10089 (compute_complex_ancestor_jump_func): Likewise.
10090 (compute_scalar_jump_functions): Removed.
10091 (type_like_member_ptr_p): Also check field position are known and sane.
10092 (compute_pass_through_member_ptrs): Removed.
10093 (determine_cst_member_ptr): Likewise.
10094 (ipa_known_agg_contents_list): New type.
10095 (determine_known_aggregate_parts): New function.
10096 (compute_cst_member_ptr_arguments): Removed.
10097 (ipa_compute_jump_functions_for_edge): Compute all kinds of jump
10098 functions (scalar, aggregate and member pointer).
10099 (ipa_get_member_ptr_load_param): Incorporate into
10100 ipa_get_stmt_member_ptr_load_param, also pass back an offset.
10101 (ipa_note_param_call): Clear agg_contents.
10102 (ipa_analyze_indirect_call_uses): Also look for simple pointers loaded
10103 from aggregates. In such cases, store offset of the called field.
10104 (ipa_analyze_node): Initialize new fields of param_analysis_info.
10105 (update_jump_functions_after_inlining): Handle aggregate contents.
10106 (ipa_find_agg_cst_for_param): New function.
10107 (try_make_edge_direct_simple_call): Handle called aggregate values.
10108 (update_indirect_edges_after_inlining): Make sure aggregate preserving
10109 jump functions comply with type compatibility requirements.
10110 (ipa_edge_duplication_hook): Copy also aggregate jump functions.
10111 (ipa_write_jump_function): Stream agg_preserved flags and aggregate
10112 jump functions. Do not stream member pointer constant jump functions.
10113 (ipa_read_jump_function): Likewise.
10114 (ipa_write_indirect_edge_info): Stream new cgraph_indirect_call_info
10116 (ipa_read_indirect_edge_info): Likewise.
10118 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
10121 * config/sh/predicates.md (mem_index_disp_operand): New predicate.
10122 * config/sh/sh.md (*movsi_index_disp): Rewrite insns to use the new
10123 mem_index_disp_operand predicate.
10125 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
10128 * config/sh/sh.md: Add negc extu sequence peephole.
10129 (movrt, movnegt, movrt_negc, nott): Use t_reg_operand predicate.
10130 (*movrt_negc): New insn.
10131 * config/sh/sync.md (atomic_test_and_set): Pass gen_t_reg_rtx to
10133 * config/sh/sh.c (expand_cbranchsi4, sh_emit_scc_to_t,
10134 sh_emit_compare_and_branch, sh_emit_compare_and_set): Use
10136 (sh_expand_t_scc): Pass gen_t_reg_rtx to gen_movnegt.
10138 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
10141 * config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg):
10142 Use arith_reg_operand predicate instead of register_operand.
10143 * config/sh/predicates.md (movsrc_no_disp_mem_operand): Accept
10144 only mem, simplify.
10146 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
10148 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
10149 (alpha_pad_function_end): ... this. Also insert NOP between
10150 sibling call and GP load.
10151 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
10153 2012-08-09 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
10155 * config/i386/adxintrin.h: Remove guarding __ADX__ check.
10156 * config/i386/x86intrin.h: Likewise.
10157 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove
10158 OPTION_MASK_ISA_ADX from needed options for
10159 __builtin_ia32_addcarryx_u32 and __builtin_ia32_addcarryx_u64.
10160 (ix86_expand_builtin): Use add<mode>3_carry in expanding of
10161 IX86_BUILTIN_ADDCARRYX32 and IX86_BUILTIN_ADDCARRYX64.
10163 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
10165 PR rtl-optimization/53701
10166 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
10167 Process not only expr's vinsns but all old vinsns from expr's
10168 history of changes.
10169 (update_and_record_unavailable_insns): Clarify comment.
10171 2012-08-09 Bernd Schmidt <bernds@codesourcery.com>
10173 * reload.c (find_valid_class_1): New static function.
10174 (push_reload): Use it when reloading a SYMBOL_REG as the inner
10175 of a subreg. Keep better track of needed classes for the
10176 secondary memory case.
10177 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Limit INT_SSE_REGS to
10179 * reload1.c (replaced_subreg): New static function.
10180 (gen_reload): Use it when deciding whether to use secondary
10183 2012-08-09 Richard Guenther <rguenther@suse.de>
10185 * tree.h (SSA_VAR_P): Simplify.
10186 * tree-ssanames.c (make_ssa_name_fn): Strengthen assert.
10187 * fold-const.c (fold_comparison): Check for default def first
10188 before checking for PARM_DECL.
10189 * tree-complex.c (get_component_ssa_name): Likewise.
10190 * tree-inline.c (remap_ssa_name): Likewise.
10191 * tree-ssa-loop-ivopts.c (parm_decl_cost): Likewise.
10192 * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
10193 (find_what_p_points_to): Likewise.
10194 * tree-ssa-operands.c (add_stmt_operand): Simplify.
10196 2012-08-08 Joseph Myers <joseph@codesourcery.com>
10198 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
10199 IOR to a constant if one operand has side effects.
10201 2012-08-08 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10203 * builtins.c (expand_builtin_atomic_compare_exchange): Pass old
10204 value operand as MEM to expand_atomic_compare_and_swap.
10206 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Accept
10207 nonimmediate_operand for old value; generate load and store if
10209 * config/s390/s390.c (s390_expand_cs_hqi): Accept any operand
10212 2012-08-08 Steven Bosscher <steven@gcc.gnu.org>
10214 PR middle-end/54146
10215 * gimpify.c (gimplify_body): Only verify_gimple_in_seq with
10217 * tree-ssa-loop-manip.c (add_exit_phis_var): Assert that var is
10218 a gimple_reg if checking is enabled.
10219 (find_uses_to_rename_stmt): Only look at non-virtual USE operands.
10220 * tree-into-ssa (compute_global_livein): Change the worklist
10221 type from an array to a VEC.
10223 2012-08-08 Richard Guenther <rguenther@suse.de>
10225 * tree-ssa-operands.h (virtual_operand_p): Declare.
10226 * tree-ssa-operands.c (virtual_operand_p): New predicate.
10227 * gimple.c (is_gimple_reg): Use virtual_operand_p.
10228 * tree-into-ssa.c (prepare_block_for_update): Likewise.
10229 * tree-vect-loop-manip.c (adjust_debug_stmts): Likewise.
10231 2012-08-08 Richard Guenther <rguenther@suse.de>
10233 * tree-call-cdce.c (check_pow): Simplify.
10234 (gen_conditions_for_pow_int_base): Likewise.
10235 * tree-ssa-dom.c (propagate_rhs_into_lhs): Do not handle
10236 virtual operands here.
10237 * tree-ssa-operands.c (get_name_decl): Remove unused function.
10238 * gimplify.c (gimple_regimplify_operands): Remove dead code.
10239 * tree-vrp.c (get_value_range): Move SSA_NAME_VAR access.
10240 * tree-parloops.c (create_phi_for_local_result): Use copy_ssa_name.
10241 * value-prof.c (gimple_ic): Use duplicate_ssa_name.
10242 (gimple_stringop_fixed_value): Likewise.
10243 * tree.c (needs_to_live_in_memory): Remove SSA name handling.
10244 * tree-stdarg.c (find_va_list_reference): Store SSA_NAME_VERSIONs
10245 in the bitmap alongside shifted DECL_UIDs.
10246 (va_list_counter_struct_op): Likewise.
10247 (va_list_ptr_read): Likewise.
10248 (va_list_ptr_write): Likewise.
10249 (check_va_list_escapes): Likewise.
10250 (check_all_va_list_escapes): Likewise.
10251 (execute_optimize_stdarg): Likewise.
10252 * tree-outof-ssa.c (insert_backedge_copies): Use copy_ssa_name.
10254 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
10255 H.J. Lu <hongjiu.lu@intel.com>
10257 PR rtl-optimization/54157
10258 * combine.c (gen_lowpart_for_combine): Don't return identity
10259 for CONST or symbolic reference.
10261 2012-08-08 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
10263 * common/config/i386/i386-common.c (OPTION_MASK_ISA_ADX_SET): New.
10264 (OPTION_MASK_ISA_ADX_UNSET): Likewise.
10265 (ix86_handle_option): Handle madx option.
10266 * config.gcc (i[34567]86-*-*): Add adxintrin.h.
10267 (x86_64-*-*): Likewise.
10268 * config/i386/adxintrin.h: New header.
10269 * config/i386/driver-i386.c (host_detect_local_cpu): Detect ADCX/ADOX
10271 * config/i386/i386-builtin-types.def
10272 (UCHAR_FTYPE_UCHAR_UINT_UINT_PUNSIGNED): New function type.
10273 (UCHAR_FTYPE_UCHAR_ULONGLONG_ULONGLONG_PULONGLONG): Likewise.
10274 * config/i386/i386-c.c: Define __ADX__ if needed.
10275 * config/i386/i386.c (ix86_target_string): Define -madx option.
10277 (ix86_option_override_internal): Handle new option.
10278 (ix86_valid_target_attribute_inner_p): Add OPT_madx.
10279 (ix86_builtins): Add IX86_BUILTIN_ADDCARRYX32,
10280 IX86_BUILTIN_ADDCARRYX64.
10281 (ix86_init_mmx_sse_builtins): Define corresponding built-ins.
10282 (ix86_expand_builtin): Handle these built-ins.
10283 (ix86_expand_args_builtin): Handle new function types.
10284 * config/i386/i386.h (TARGET_ADX): New.
10285 * config/i386/i386.md (adcx<mode>3): New define_insn.
10286 * config/i386/i386.opt (madx): New.
10287 * config/i386/x86intrin.h: Include adxintrin.h.
10289 2012-08-08 Nick Clifton <nickc@redhat.com>
10291 * config/rl78/rl78.c: Include tree-pass.h.
10293 2012-08-08 Steven Bosscher <steven@gcc.gnu.org>
10295 PR middle-end/54146
10296 * ira.c (init_live_subregs): Take live_subregs_used as a bitmap.
10297 (build_insn_chain): Make live_subregs_used a bitmap.
10298 Use SBITMAP_SIZE to ignore the paradoxical bytes of subregs.
10299 Use sbitmap_free to free the live_subreg sbitmaps.
10301 PR middle-end/54146
10302 * ifcvt.c: Include pointer-set.h.
10303 (cond_move_process_if_block): Change type of then_regs and
10304 else_regs from alloca'd array to pointer_sets.
10305 (check_cond_move_block): Update for this change.
10306 (cond_move_convert_if_block): Likewise.
10307 * Makefile.in: Fix dependencies for ifcvt.o.
10309 2012-08-07 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10311 * gimple-ssa-strength-reduction.c (struct incr_info_d): New struct.
10312 (incr_vec): New static var.
10313 (incr_vec_len): Likewise.
10314 (address_arithmetic_p): Likewise.
10315 (stmt_cost): Remove dead assignment.
10316 (dump_incr_vec): New function.
10317 (cand_abs_increment): Likewise.
10318 (lazy_create_slsr_reg): Likewise.
10319 (incr_vec_index): Likewise.
10320 (count_candidates): Likewise.
10321 (record_increment): Likewise.
10322 (record_increments): Likewise.
10323 (unreplaced_cand_in_tree): Likewise.
10324 (optimize_cands_for_speed_p): Likewise.
10325 (lowest_cost_path): Likewise.
10326 (total_savings): Likewise.
10327 (analyze_increments): Likewise.
10328 (ncd_for_two_cands): Likewise.
10329 (nearest_common_dominator_for_cands): Likewise.
10330 (profitable_increment_p): Likewise.
10331 (insert_initializers): Likewise.
10332 (introduce_cast_before_cand): Likewise.
10333 (replace_rhs_if_not_dup): Likewise.
10334 (replace_one_candidate): Likewise.
10335 (replace_profitable_candidates): Likewise.
10336 (analyze_candidates_and_replace): Handle candidates with SSA-name
10339 2012-08-07 Steven Bosscher <steven@gcc.gnu.org>
10341 * cfg.c (debug_bb): Do not set TDF_BLOCKS.
10342 * cfghooks.c (dump_bb): Honor ~TDF_BLOCKS.
10343 * pretty-print.c (pp_base_flush): Do not add a newline, and do not
10344 clear pp_needs_newline.
10345 * pretty-print.h (pp_newline_and_flush): New macro with the behavior
10346 of pp_base_flush before the above change.
10347 * langhooks.c (lhd_print_error_function): Use pp_newline_and_flush
10348 instead of pp_flush.
10349 * diagnostic.c (diagnostic_finish): Likewise.
10350 (diagnostic_report_diagnostic): Likewise.
10351 (verbatim): Likewise.
10352 (error_recursion): Likewise.
10353 * tree-pretty-print.c (print_generic_stmt): Likewise.
10354 (print_generic_stmt_indented): LIkewise.
10355 * gimple-pretty-print.c (print_gimple_stmt): Likewise.
10356 (print_gimple_seq): Likewise.
10357 (gimple_dump_bb_buff): Likewise.
10359 2012-08-07 Uros Bizjak <ubizjak@gmail.com>
10362 * var-tracking.c (var_lowpart): Exit early for matched modes.
10364 2012-08-07 Richard Henderson <rth@redhat.com>
10366 * config/s390/s390.c (s390_emit_compare_and_swap): Update for
10367 atomic_compare_and_swapsi_internal name change.
10368 (s390_expand_insv): Try RISBG last, not requiring operands in
10369 registers but forcing them there. Try a limited form of ICM.
10370 (s390_two_part_insv): New.
10371 (s390_expand_cs_hqi): Use it. Update for atomic optabs.
10372 * config/s390/s390.md (UNSPEC_MOVA): New.
10373 (TDSI): Remove mode iterator.
10374 (DGPR, DINT, TDI): New mode iterators.
10375 (td): New mode attribute.
10376 (mem_signal_fence): New.
10377 (mem_thread_fence): Rename from memory_barrier; update for model arg.
10378 (mem_thread_fence_1): Rename from *memory_barrier.
10379 (atomic_load<DINT>, atomic_store<DINT>): New expanders.
10380 (atomic_loaddi_1, atomic_loadti_1): New.
10381 (atomic_storedi_1, atomic_storeti_1): New.
10382 (sync_compare_and_swap<TDSI>, sync_compare_and_swap<HQI>): Remove.
10383 (atomic_compare_and_swap<DGPR>, atomic_compare_and_swap<HQI>): New.
10384 (atomic_compare_and_swap<DGPR>_internal): New.
10385 (*sync_compare_and_swap<DW>, *sync_compare_and_swap<GPR>): Remove.
10386 (*atomic_compare_and_swap<TDI>_1): New.
10387 (*atomic_compare_and_swapdi_2, *atomic_compare_and_swapsi_3): New.
10388 (sync_<ATOMIC_Z196><GPR>, sync_old_<ATOMIC_Z196><GPR>): Remove.
10389 (atomic_fetch_<ATOMIC_Z196><GPR>): New.
10390 (atomic_fetch_<ATOMC_Z196><GPR>_iaf): New.
10391 (sync_<ATOMIC><HQI>, sync_old_<ATOMIC><HQI>): Remove.
10392 (sync_new_<ATOMIC><HQI>): Remove.
10393 (atomic_<ATOMIC><HQI>, atomic_fetch_<ATOMIC><HQI>): New.
10394 (atomic_<ATOMIC>_fetch<HQI>): New.
10395 (sync_lock_test_and_set<HQI>): Remove.
10396 (atomic_exchange<HQI>): New.
10398 2012-08-07 Paul Brook <paul@codesourcery.com>
10399 Sandra Loosemore <sandra@codesourcery.com>
10401 * except.c (switch_to_exception_section): Place tables for
10402 DECL_ONE_ONLY functions in comdat groups.
10404 2012-08-07 Richard Guenther <rguenther@suse.de>
10406 * tree-flow.h (copy_ssa_name_fn): New function.
10407 (duplicate_ssa_name_fn): Likewise.
10408 * tree-flow-inline.h (copy_ssa_name): New function.
10409 (duplicate_ssa_name): Likewise.
10410 * tree-ssanames.c (copy_ssa_name_fn): New function.
10411 (duplicate_ssa_name): Rename to ...
10412 (duplicate_ssa_name_fn): ... this and adjust.
10413 * tree-tailcall.c (update_accumulator_with_ops): Use copy_ssa_name.
10414 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
10416 (slpeel_update_phi_nodes_for_guard2): Likewise.
10417 (slpeel_tree_peel_loop_to_edge): Likewise.
10418 (vect_loop_versioning): Likewise.
10419 * tree-parloops.c (transform_to_exit_first_loop): Likewise.
10420 (create_parallel_loop): Likewise.
10421 * ipa-split.c (split_function): Likewise.
10422 * tree-vect-loop.c (vect_is_simple_reduction_1): Likewise.
10423 (vect_create_epilog_for_reduction): Likewise.
10424 * tree-vect-data-refs.c (bump_vector_ptr): Likewise.
10425 (vect_setup_realignment): Likewise.
10426 * tree-vect-stmts.c (vectorizable_load): Likewise.
10427 * tree-switch-conversion.c (build_one_array): Likewise.
10428 (gen_def_assigns): Likewise.
10429 * tree-cfg.c (gimple_make_forwarder_block): Likewise.
10430 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
10431 create_zero_dim_array with the SSA name.
10432 (rewrite_phi_out_of_ssa): Likewise.
10433 (rewrite_cross_bb_scalar_dependence): Likewise. Use copy_ssa_name.
10435 2012-08-07 Richard Guenther <rguenther@suse.de>
10437 * tree-dfa.c (set_ssa_default_def): Clear the SSA_NAME_DEFAULT_DEF
10438 bit of the old name when we clear the slot.
10439 * tree-ssa-live.c (remove_unused_locals): Release any default
10440 def associated with an unused var.
10441 * tree-ssa-copy.c (may_propagate_copy_into_asm): Always return true.
10443 2012-08-07 Richard Guenther <rguenther@suse.de>
10445 * tree-into-ssa.c (rewrite_stmt): Remove clobbers for variables
10446 we rewrite into SSA form.
10447 (rewrite_enter_block): Adjust.
10448 * gimple-iterator.c (gsi_replace): Also allow replacement with
10449 a stmt without a lhs.
10450 * tree-ssa-live.c (remove_unused_locals): Remove code handling
10451 clobbers of SSA names.
10452 * tree-nested.c (convert_local_reference_stmt): Remove clobbers
10453 for variables we access through the local chain.
10454 * tree-cfg.c (verify_gimple_assign_single): Verify clobbers
10455 clobber full decls only.
10457 2012-08-07 Richard Guenther <rguenther@suse.de>
10459 * gimple.h (gimple_phi_set_result): Adjust SSA_NAME_DEF_STMT.
10460 * tree-phinodes.c (make_phi_node): Allow a NULL var.
10461 * tree-into-ssa.c (insert_phi_nodes_for): Simplify.
10462 * tree-complex.c (update_phi_components): Likewise.
10463 * tree-ssa-loop-manip.c (create_iv): Likewise.
10464 (add_exit_phis_edge): Likewise.
10465 (split_loop_exit_edge): Likewise.
10466 (tree_transform_and_unroll_loop): Likewise.
10467 * value-prof.c (gimple_ic): Likewise.
10468 (gimple_stringop_fixed_value): Likewise.
10469 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
10470 * omp-low.c (expand_parallel_call): Likewise.
10471 (expand_omp_for_static_chunk): Likewise.
10472 (expand_omp_atomic_pipeline): Likewise.
10473 * tree-parloops.c (create_phi_for_local_result): Likewise.
10474 (transform_to_exit_first_loop): Likewise.
10475 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
10476 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
10477 * tree-predcom.c (initialize_root_vars): Likewise.
10478 (initialize_root_vars_lm): Likewise.
10479 * sese.c (sese_add_exit_phis_edge): Likewise.
10480 * gimple-streamer-in.c (input_phi): Likewise.
10481 * tree-inline.c (copy_phis_for_bb): Likewise.
10482 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
10483 * tree-cfg.c (gimple_make_forwarder_block): Likewise.
10484 (gimple_duplicate_bb): Likewise.
10486 2012-08-07 Nick Clifton <nickc@redhat.com>
10488 * config/mn10300/mn10300.c (mn10300_expand_prologue): Report
10489 stack usage if requested.
10491 2012-08-06 Cary Coutant <ccoutant@google.com>
10493 * cgraphunit.c (assemble_thunk): Add source line info.
10494 * final.c (final): Check for non-null cfg pointer.
10496 2012-08-06 Sandra Loosemore <sandra@codesourcery.com>
10497 Maxim Kuvyrkov <maxim@codesourcery.com>
10498 Julian Brown <julian@codesourcery.com>
10500 * config/mips/24k.md (r24k_unknown_store): Delete special handling
10502 (r24k_int_load, r24k_int_arith, r24k_int_mul3, r24k_int_mfhilo)
10503 (r24k_int_cop, r24k_int_multi)
10504 (r24kf2_1_fcvt_f2i, r24kf2_1_fxfer)
10505 (r24kf1_1_fcvt_f2i, r24kf1_1_fxfer): Use mips_store_data_bypass_p
10506 instead of store_data_bypass_p.
10507 * config/mips/74k.md (r74k_int_store): Delete special handling for
10509 (r74k_int_load, r74k_int_logical, r74k_int_arith, r74k_int_cmove):
10510 Use mips_store_data_bypass_p instead of store_data_bypass_p.
10512 2012-08-06 Marc Glisse <marc.glisse@inria.fr>
10514 PR tree-optimization/51938
10515 PR tree-optimization/52005
10516 * tree-ssa-ifcombine.c (ifcombine_ifandif): New parameters for
10517 inverted conditions.
10518 (ifcombine_iforif): Remove, merge code into ifcombine_ifandif.
10519 (tree_ssa_ifcombine_bb): Update calls to the above. Detect !a&&b
10520 and !a||b patterns.
10522 2012-08-06 Olivier Hainque <hainque@adacore.com>
10524 * tree-emutls.c (new_emutls_decl): When a var_section is requested by
10525 the target, attach the new decl to that, not to the template section.
10527 2012-08-06 Tom de Vries <tom@codesourcery.com>
10529 * tree-switch-conversion.c (emit_case_bit_tests): Generate MINUS_EXPR in
10532 2012-08-05 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10534 * doc/invoke.texi: Document AMD btver2.
10535 * doc/extend.texi: Document AMD btver1 and btver2.
10537 2012-08-04 Sandra Loosemore <sandra@codesourcery.com>
10538 Richard Sandiford <rdsandiford@googlemail.com>
10540 * config/mips/mips.c (mips_option_override): Check -fpic
10541 for compatibility with -mabicalls and ABI.
10543 2012-08-04 Catherine Moore <clm@codesourcery.com>
10544 Sandra Loosemore <sandra@codesourcery.com>
10546 * config/mips/xlr.md (ir_xlr_alu_clz): New insn_reservation.
10547 (ir_xlr_alu): Remove clz.
10548 * config/mips/mips-cpus.def (xlr): Set PTF_AVOID_BRANCHLIKELY.
10550 2012-08-04 Richard Earnshaw <rearnsha@arm.com>
10552 * arm.c (arm_gen_constant): Use SImode when preparing operands for
10555 2012-08-04 Uros Bizjak <ubizjak@gmail.com>
10557 * config/i386/i386.h (QI_REGNO_P): New define.
10558 (ANY_QI_REGNO_P): Ditto.
10559 (GENERAL_REGNO_P): Use IN_RANGE macro.
10560 (QI_REG_P): Use QI_REGNO_P.
10561 (ANY_QI_REG_P): Use GENERAL_REGNO_P and QI_REGNO_P.
10562 (HARD_REGNO_CALLER_SAVE_MODE): Use QI_REGNO_P.
10563 * config/i386/i386.c (ix86_hard_regno_mode_ok): Ditto.
10564 (x86_extended_QIreg_mentioned_p): Ditto. Also check if
10565 register is a general register.
10567 2012-08-03 Uros Bizjak <ubizjak@gmail.com>
10569 * config/i386/sync.md (*atomic_fetch_add_cmp<mode>): Use
10570 incdec_operand predicate to return INC or DEC insn mnemonic.
10571 Add %K operand modifier.
10572 (atomic_add<mode>): Use incdec_operand predicate to
10573 return INC or DEC insn mnemonic.
10574 (atomic_dec<mode>): Ditto.
10576 2012-08-03 Michael Matz <matz@suse.de>
10578 PR tree-optimization/54146
10579 * cfgexpand.c (add_scope_conflicts_1): Use bitmap_ior_into.
10580 (add_scope_conflicts): Iterate in RPO order.
10581 (add_stack_protection_conflicts): Iterate over the other triangle.
10582 (fini_vars_expansion): Clear stack_vars_sorted.
10584 2012-08-03 Marc Glisse <marc.glisse@inria.fr>
10586 PR tree-optimization/30318
10587 * double-int.c (mul_double_wide_with_sign): New function.
10588 (mul_double_with_sign): Call the new function.
10589 * double-int.h (mul_double_wide_with_sign): Declare the new function.
10590 * tree-vrp.c (extract_range_from_binary_expr_1) [MULT_EXPR]:
10591 Handle integer types that wrap on overflow.
10592 (quad_int_cmp): New helper function.
10593 (quad_int_pair_sort): Likewise.
10595 2012-08-03 Richard Guenther <rguenther@suse.de>
10597 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Query
10598 is_gimple_reg on the SSA name, not its variable.
10599 (vect_update_ivs_after_vectorizer): Likewise.
10600 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
10601 * tree-if-conv.c (if_convertible_phi_p): Likewise.
10602 (predicate_scalar_phi): Likewise.
10603 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Likewise.
10604 (vect_analyze_scalar_cycles_1): Likewise.
10605 * tree-ssa-live.c (register_ssa_partition_check): Likewise.
10606 * tree-outof-ssa.c (eliminate_useless_phis): Likewise.
10607 * tree-ssa-reassoc.c (phi_rank): Likewise.
10608 * tree-parloops.c (separate_decls_in_region_name): Use
10609 replace_ssa_name_symbol.
10610 * tree-predcom.c (base_names_in_chain_on): Likewise.
10611 * matrix-reorg.c (update_type_size): Query the type of the SSA name,
10613 * gimple-ssa-strength-reduction.c (create_mul_ssa_cand): Likewise.
10614 (create_mul_imm_cand): Likewise.
10615 (create_add_ssa_cand): Likewise.
10616 (create_add_imm_cand): Likewise.
10617 (slsr_process_add): Likewise.
10618 * tree-inline.c (remap_ssa_name): Do not set the type of the
10620 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Clarify assert.
10621 Check for default def first.
10623 2012-08-04 Steven Bosscher <steven@gcc.gnu.org>
10625 * cfgrtl.c (print_rtl_with_bb): Do not print a newline between insns.
10627 * sched-vis.c (print_pattern): Handle SEQUENCE also.
10629 2012-08-02 Richard Henderson <rth@redhat.com>
10633 * function.h (struct rtl_data): Add max_dynamic_stack_alignment.
10634 * cfgexpand.c (gimple_expand_cfg): Initialise it.
10635 * explow.c (allocate_dynamic_stack_space): Set it. Simplify
10636 alignment requirements given the known alignment of dynamic_offset.
10637 * function.c (instantiate_virtual_regs): Align dtnamic_offset.
10639 2012-08-02 Kenneth Zadeck <zadeck@naturalbridge.com>
10641 * cfgexpand.c (expand_debug_locations): Encapsulate test for
10642 CONST_DOUBLE in macro.
10643 * combine.c (try_combine, gen_lowpart_for_combine): Ditto.
10644 * cprop.c (implicit_set_cond_p): Ditto.
10645 * cselib.c (rtx_equal_for_cselib_1): Ditto.
10646 * expmed.c (expand_mult): Ditto.
10647 * expr.c (convert_modes): Ditto.
10648 * ira-costs.c (record_reg_classes): Ditto.
10649 * ira-lives.c (single_reg_class): Ditto.
10650 * optabs.c (expand_copysign_absneg, expand_copysign): Ditto.
10651 * print-rtl.c (print_rtx): Ditto.
10652 * recog.c (simplify_while_replacing, const_double_operand)
10653 (asm_operand_ok, constrain_operands): Ditto.
10654 * reg-stack.c (subst_stack_regs_pat): Ditto.
10655 * reload.c (find_reloads, find_equiv_reg): Ditto.
10656 * rtlanal.c (replace_rtx): Remove test.
10657 * rtlanal.c (constant_pool_constant_p, split_double): Encapsulate
10658 test for CONST_DOUBLE in macro.
10659 * simplify-rtx.c (mode_signbit_p, avoid_constant_pool_reference)
10660 (simplify_unary_operation_1, simplify_const_unary_operation)
10661 (simplify_binary_operation_1, simplify_const_binary_operation)
10662 (simplify_relational_operation_1)
10663 (simplify_const_relational_operations)
10664 (implify_subreg): Ditto.
10665 * varasm.c (output_constant_pool_2): Ditto.
10666 * rtl.h (CONST_DOUBLE_AS_INT_P, CONST_DOUBLE_AS_FLOAT_P): New macros.
10667 * rtl.def (CONST_DOUBLE): Updated comments.
10669 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
10672 * config/mips/mips-protos.h (mips_strip_unspec_address): Declare.
10673 * config/mips/mips.c (mips_strip_unspec_address): Make extern.
10674 (mips16_rewrite_pool_constant): Make a copy of the pool constant
10675 before adding to a PC-relative table.
10676 (mips16_lay_out_constants): Add a SPLIT_P parameter.
10677 (mips16_load_branch_target, mips16_split_long_branches): New functions.
10678 (mips_reorg): Update call to mips16_lay_out_constants.
10679 Call mips16_split_long_branches.
10680 * config/mips/predicates.md (pc_or_label_operand): Delete.
10681 * config/mips/mips.md (length): Add a calculation for MIPS16 branches.
10682 Move the extended_mips16 handling further down.
10683 (*branch_equality<mode>_mips16): Replace use pc_or_label_operand
10684 with explicit label_ref and pc. Follow the usual operand numbering.
10685 (*branch_equality<mode>_mips16_inverted): New pattern.
10686 (*jump_mips16): Add length attribute.
10687 (indirect_jump_and_restore_<mode>): New pattern.
10688 (consttable_int): Call mips_strip_unspec_address on the operand.
10690 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
10692 * recog.c (split_insn): Copy the original SET_SRC before using
10695 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
10697 * reorg.c (dbr_schedule): Delete REG_BR_PRED loop.
10699 2012-08-02 Marc Glisse <marc.glisse@inria.fr>
10701 PR tree-optimization/53805
10702 * fold-const.c (invert_tree_comparison): Invert ORDERED_EXPR and
10703 UNORDERED_EXPR even for trapping floating point.
10705 2012-08-02 H.J. Lu <hongjiu.lu@intel.com>
10707 PR middle-end/53321
10708 PR middle-end/53865
10709 * ipa-inline-analysis.c (inline_free_summary): Return if
10710 inline_edge_summary_vec is NULL.
10712 * ipa-split.c (execute_split_functions): Check if a function
10713 is inlinable only if inline_edge_summary_vec != NULL.
10715 * ipa.c (symtab_remove_unreachable_nodes): Restore
10716 cgraph_propagate_frequency call when something was changed.
10717 (free_inline_summary): New function.
10718 (pass_ipa_free_inline_summary): New pass.
10720 * passes.c (init_optimization_passes): Add
10721 pass_ipa_free_inline_summary before pass_ipa_tree_profile.
10723 * timevar.def (TV_IPA_FREE_INLINE_SUMMARY): New.
10725 * tree-pass.h (pass_ipa_free_inline_summary): New.
10727 2012-08-02 Richard Earnshaw <rearnsha@arm.com>
10729 * arm.c (arm_gen_constant): Use UBFX for some AND operations when
10732 2012-08-02 Richard Guenther <rguenther@suse.de>
10734 * tree-into-ssa.c (struct common_info_d): New struct.
10735 (struct var_info_d, struct ssa_name_info): Use it.
10736 (get_ssa_name_ann): Adjust.
10737 (get_phi_state, set_phi_state): Remove.
10738 (get_common_info): New function.
10739 (get_current_def, set_current_def): Adjust.
10740 (get_def_blocks_for): Take a common info as param.
10741 (set_def_block): Call get_common_info once.
10742 (set_livein_block): Likewise.
10743 (find_def_blocks_for): Adjust.
10744 (insert_phi_nodes): Likewise.
10745 (register_new_def): Call get_common_info once.
10746 (get_reaching_def): Likewise.
10747 (rewrite_debug_stmt_uses): Likewise.
10748 (rewrite_leave_block): Likewise.
10749 (dump_currdefs): Likewise.
10750 (debug_var_infos_r): Adjust.
10751 (register_new_update_single): Call get_common_info once.
10752 (maybe_replace_use_in_debug_stmt): Likewise.
10753 (rewrite_update_leave_block): Likewise.
10754 (mark_use_interesting): Adjust.
10755 (create_new_def_for): Likewise.
10756 (update_ssa): Likewise.
10758 2012-08-02 Michael Matz <matz@suse.de>
10760 * tree-ssa-live.c (set_is_used): Return a bool.
10761 (mark_all_vars_used): Don't take data argument.
10762 (mark_all_vars_used_1): Adjust calls to above, merge handling
10763 of local and global vars.
10764 (remove_unused_scope_block_p): Don't take global_unused_vars,
10765 merge handling of local and global vars.
10766 (remove_unused_locals): Don't allocate/fill/pass global_unused_vars,
10767 use is_used_p for local and global vars.
10769 2012-08-02 Richard Guenther <rguenther@suse.de>
10771 * tree-flow.h (make_rename_temp): Remove.
10772 * tree-dfa.c (make_rename_temp): Likewise.
10773 * cgraphunit.c (thunk_adjust, assemble_thunk): Use create_tmp_reg
10774 instead of make_rename_temp.
10775 * omp-low.c (expand_omp_for_generic, expand_omp_for_static_nochunk,
10776 expand_omp_atomic_pipeline): Likewise.
10777 * trans-mem.c (tm_log_emit_save_or_restores, build_tm_load,
10778 build_tm_store, expand_call_tm, expand_transaction,
10779 ipa_tm_insert_gettmclone_call): Likewise.
10780 * tree-complex.c (expand_complex_div_wide): Likewise.
10781 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10783 * tree-ssa-loop-im.c (execute_sm_if_changed_flag_set, execute_sm):
10785 * tree-ssa-math-opts.c (insert_reciprocals): Likewise.
10786 * value-prof.c (gimple_divmod_fixed_value, gimple_mod_pow2,
10787 gimple_mod_subtract): Likewise.
10789 2012-08-02 Richard Guenther <rguenther@suse.de>
10791 * tree-flow.h (set_default_def): Rename to ...
10792 (set_ssa_default_def): ... this. Take a struct function argument.
10793 (gimple_default_def): Rename to ...
10794 (ssa_default_def): ... this.
10795 (get_or_create_ssa_default_def): New function.
10796 * tree-dfa.c: Likewise.
10797 (dump_variable): Adjust.
10798 * ipa-prop.c (ipa_analyze_params_uses): Adjust, properly check
10799 for used parameters.
10800 * ipa-split.c (consider_split): Adjust, avoid repeated default-def
10802 (split_function): Likewise.
10803 * lto-streamer-in.c (input_ssa_names): Adjust.
10804 * omp-low.c (expand_omp_taskreg): Likewise.
10805 * tree-cfg.c (replace_ssa_name): Adjust, no need to push/pop cfun.
10806 * tree-complex.c (init_parameter_lattice_values): Adjust.
10807 (get_component_ssa_name): Likewise.
10808 (update_parameter_components): Likewise.
10809 * tree-inline.c (remap_ssa_name): Likewise.
10810 (setup_one_parameter): Likewise.
10811 (initialize_inlined_parameters): Likewise.
10812 (declare_return_variable): Likewise.
10813 (expand_call_inline): Likewise.
10814 (tree_function_versioning): Likewise.
10815 * tree-into-ssa.c (get_default_def_for): Remove.
10816 (get_reaching_def): Use get_or_create_ssa_default_def instead.
10817 * tree-predcom.c (replace_ref_with): Adjust.
10818 * tree-sra.c (get_repl_default_def_ssa_name): Likewise.
10819 (is_unused_scalar_param): Likewise.
10820 (ptr_parm_has_direct_uses): Likewise.
10821 (sra_ipa_reset_debug_stmts): Likewise.
10822 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust.
10823 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
10824 * tree-ssa-live.c (verify_live_on_entry): Likewise.
10825 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise,
10826 avoid repeated default def lookups.
10827 * tree-ssa-sccvn.c (run_scc_vn): Likewise.
10828 * tree-tailcall.c (arg_needs_copy_p): Adjust.
10829 (tree_optimize_tail_calls_1): Likewise.
10831 2012-08-02 Richard Guenther <rguenther@suse.de>
10833 PR tree-optimization/50672
10835 2012-08-01 Richard Guenther <rguenther@suse.de>
10837 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
10838 (replace_block_by): Adjust.
10840 2012-08-02 Richard Guenther <rguenther@suse.de>
10842 * tree-dfa.c (referenced_var_lookup): Remove.
10843 (find_referenced_vars): Remove.
10844 (pass_referenced_vars): Likewise.
10845 (make_rename_temp): Do not add referenced vars.
10846 (dump_referenced_vars): Remove.
10847 (debug_referenced_vars): Likewise.
10848 (dump_dfa_stats): Do not dump referenced var stats.
10849 (find_vars_r): Remove.
10850 (find_referenced_vars_in): Likewise.
10851 (referenced_var_check_and_insert): Likewise.
10852 (add_referenced_var_1): Likewise.
10853 (remove_referenced_var): Likewise.
10854 * tree-flow.h (referenced_var_lookup): Likewise.
10855 (struct gimple_df): Remove referenced_vars member.
10856 (typedef referenced_var_iterator): Remove.
10857 (FOR_EACH_REFERENCED_VAR): Likewise.
10858 (num_referenced_vars): Likewise.
10859 (debug_referenced_vars, dump_referenced_vars): Likewise.
10860 (add_referenced_var_1, add_referenced_var): Likewise.
10861 (remove_referenced_var): Likewise.
10862 (find_referenced_vars_in): Likewise.
10863 * tree-flow-inline.h (gimple_referenced_vars): Remove.
10864 (first_referenced_var): Likewise.
10865 (end_referenced_vars_p): Likewise.
10866 (next_referenced_var): Likewise.
10867 * cfgexpand.c (update_alias_info_with_stack_vars): Remove assert.
10868 * gimple-pretty-print.c (pp_points_to_solution): Dump UIDs
10870 * tree-into-ssa.c (dump_decl_set): Likewise.
10871 (pass_build_ssa): Do not require PROP_referenced_vars.
10872 * tree-ssa.c (target_for_debug_bind): Virtual operands are
10873 not suitable, but all register type vars are.
10874 (init_tree_ssa): Do not allocate referenced vars.
10875 (delete_tree_ssa): Do not free referenced vars.
10876 * cgraphunit.c (init_lowered_empty_function): Do not set
10877 PROP_referenced_vars.
10878 (assemble_thunk): Do not add referenced vars.
10879 * gimple-fold.c (canonicalize_constructor_val): Likewise.
10880 (gimplify_and_update_call_from_tree): Likewise.
10881 * gimple-streamer-in.c (input_bb): Likewise.
10882 * passes.c (init_optimization_passes): Do not run
10883 pass_referenced_vars.
10884 (dump_properties): Do not dump PROP_referenced_vars.
10885 * tree-inline.c (remap_decl): Do not add referenced vars.
10886 (remap_gimple_op_r): Likewise.
10887 (copy_tree_body_r): Likewise.
10888 (copy_bb): Likewise.
10889 (setup_one_parameter): Likewise.
10890 (declare_return_variable): Likewise.
10891 (copy_decl_for_dup_finish): Likewise.
10892 (copy_arguments_for_versioning): Likewise.
10893 (tree_function_versioning): Likewise.
10894 * tree-pass.h (PROP_referenced_vars): Remove.
10895 (pass_referenced_vars): Likewise.
10896 * tree-profile.c (gimple_gen_edge_profiler): Do not add
10898 (gimple_gen_interval_profiler): Likewise.
10899 (gimple_gen_pow2_profiler): Likewise.
10900 (gimple_gen_one_value_profiler): Likewise.
10901 (gimple_gen_ic_profiler): Likewise.
10902 (gimple_gen_average_profiler): Likewise.
10903 (gimple_gen_ior_profiler): Likewise.
10904 * tree-ssa-live.c (remove_unused_locals): Do not touch referenced vars.
10905 * tree-cfg.c (replace_ssa_name): Do not add referenced vars.
10906 (move_stmt_op): Likewise.
10907 * tree-ssa-operands.c (create_vop_var): Likewise.
10908 * gimple-low.c (record_vars_into): Likewise.
10909 * gimplify.c (gimple_regimplify_operands): Likewise.
10910 (force_gimple_operand_1): Likewise.
10911 * omp-low.c (expand_omp_for_generic): Likewise.
10912 (expand_omp_for_static_chunk): Likewise.
10913 (expand_omp_atomic_pipeline): Likewise.
10914 * graphite-clast-to-gimple.c (graphite_create_new_loop): Likewise.
10915 (translate_clast_assignment): Likewise.
10916 * graphite-sese-to-poly.c (create_zero_dim_array): Likewise.
10917 (handle_scalar_deps_crossing_scop_limits): Likewise.
10918 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
10919 * ipa-split.c (split_function): Likewise.
10920 * matrix-reorg.c (transform_access_sites): Likewise.
10921 * trans-mem.c (tm_log_add): Likewise.
10922 (ipa_tm_insert_gettmclone_call): Likewise.
10923 * tree-complex.c (create_one_component_var): Likewise.
10924 * tree-if-conv.c (ifc_temp_var): Likewise.
10925 * tree-parloops.c (take_address_of): Likewise.
10926 (initialize_reductions): Likewise.
10927 (separate_decls_in_region_name): Likewise.
10928 (create_call_for_reduction_1): Likewise.
10929 (separate_decls_in_region): Likewise.
10930 * tree-predcom.c (predcom_tmp_var): Likewise.
10931 (reassociate_to_the_same_stmt): Likewise.
10932 * tree-sra.c (build_ref_for_offset): Likewise.
10933 (create_access_replacement): Likewise.
10934 (get_replaced_param_substitute): Likewise.
10935 (sra_ipa_reset_debug_stmts): Likewise.
10936 * tree-ssa-loop-im.c (rewrite_reciprocal): Likewise.
10937 (rewrite_bittest): Likewise.
10938 * tree-ssa-loop-ivopts.c (create_new_iv): Likewise.
10939 * tree-ssa-loop-manip.c (create_iv): Likewise.
10940 (tree_transform_and_unroll_loop): Likewise.
10941 * tree-ssa-math-opts.c (powi_as_mults): Likewise.
10942 (build_and_insert_call): Likewise.
10943 (gimple_expand_builtin_cabs): Likewise.
10944 (execute_optimize_bswap): Likewise.
10945 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
10946 (abs_replacement): Likewise.
10947 (cond_store_replacement): Likewise.
10948 (cond_if_else_store_replacement_1): Likewise.
10949 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
10950 * tree-ssa-pre.c (get_representative_for): Likewise.
10951 (create_expression_by_pieces): Likewise.
10952 (insert_into_preds_of_block): Likewise.
10953 * tree-ssa-propagate.c (update_call_from_tree): Likewise.
10954 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
10955 (eliminate_redundant_comparison): Likewise.
10956 (rewrite_expr_tree_parallel): Likewise.
10957 (get_reassoc_pow_ssa_name): Likewise.
10958 * tree-ssa-strlen.c (get_string_length): Likewise.
10959 * tree-switch-conversion.c (emit_case_bit_tests): Likewise.
10960 (build_arrays): Likewise.
10961 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
10962 (create_tailcall_accumulator): Likewise.
10963 * tree-vect-data-refs.c (vect_get_new_vect_var): Likewise.
10964 (vect_create_addr_base_for_vector_ref): Likewise.
10965 (vect_permute_store_chain): Likewise.
10966 (vect_permute_load_chain): Likewise.
10967 * tree-vect-generic.c (expand_vector_divmod): Likewise.
10968 * tree-vect-loop-manip.c (set_prologue_iterations): Likewise.
10969 (vect_build_loop_niters): Likewise.
10970 (vect_generate_tmps_on_preheader): Likewise.
10971 (vect_update_ivs_after_vectorizer): Likewise.
10972 (vect_gen_niters_for_prolog_loop): Likewise.
10973 (vect_do_peeling_for_alignment): Likewise.
10974 (vect_create_cond_for_align_checks): Likewise.
10975 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
10976 (vect_handle_widen_op_by_const): Likewise.
10977 (vect_operation_fits_smaller_type): Likewise.
10978 (vect_recog_over_widening_pattern): Likewise.
10979 * tree-vect-stmts.c (vect_init_vector): Likewise.
10981 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
10984 * valtrack.c (dead_debug_insert_temp): Use cleanup_auto_inc_dec.
10986 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
10989 * valtrack.c (cleanup_auto_inc_dec): Implement unconditionally,
10990 falling back to copy_rtx on non-autoinc machines.
10991 (propagate_for_debug_subst): Always use cleanup_auto_inc_dec.
10993 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
10996 * valtrack.h, valtrack.c: New.
10997 * Makefile.in (VALTRACK_H): New.
10998 (OBJS): Add valtrack.o.
11000 (cselib.o, dce.o, df-problems.o, combine.o): Add VALTRACK_H.
11001 * combine.c: Include valtrack.h.
11002 (make_compound_operation): Publish.
11003 (cleanup_auto_inc_dec): Move to valtrack.c.
11004 (struct rtx_subst_pair, propagate_for_debug_subst): Likewise.
11005 (propagate_for_debug): Likewise. Add this_basic_block parameter.
11006 Adjust all callers.
11007 * cselib.c: Include valtrack.h.
11009 * df-problems.c: Likewise.
11010 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.c.
11011 (dead_debug_finish, dead_debug_add): Likewise.
11012 (dead_debug_insert_temp): Likewise.
11013 * df.h (struct dead_debug_use): Move to valtrack.h.
11014 (struct dead_debug, enum debug_temp_where): Likewise.
11015 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.h.
11016 (dead_debug_finish, dead_debug_add): Likewise.
11017 (dead_debug_insert_temp): Likewise.
11018 * rtl.h (make_compound_operation): Declare.
11020 2012-08-01 Catherine Moore <clm@codesourcery.com>
11021 Sandra Loosemore <sandra@codesourcery.com>
11023 * config/mips/mips-cpus.def (34kn): New.
11024 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Add 34kn.
11025 (BASE_DRIVER_SELF_SPECS): Do not imply -mdsp for the 34kn.
11026 * config/mips/mips-tables.opt: Regenerate.
11027 * doc/invoke.texi (MIPS Options): Document -march=34kn.
11029 2012-08-01 Richard Henderson <rth@redhat.com>
11031 * expmed.h (NUM_MODE_PARTIAL_INT): New.
11032 (NUM_MODE_VECTOR_INT, NUM_MODE_IP_INT, NUM_MODE_IPV_INT): New.
11033 (struct expmed_op_cheap): Size one array on NUM_MODE_IPV_INT.
11034 (struct expmed_op_costs): Likewise.
11035 (struct target_expmed): Size x_convert_cost on NUM_MODE_IP_INT.
11036 (expmed_mode_index): New.
11037 (expmed_op_cheap_ptr, expmed_op_cost_ptr): Use expmed_mode_index.
11038 (convert_cost_ptr): Likewise.
11039 * expmed.c (struct init_expmed_rtl): Rename convert to trunc.
11040 (init_expmed_one_conv): Split out from ...
11041 (init_expmed_one_mode): ... here. Iterate conversions over
11042 partial integer modes too.
11043 (init_expmed): Iterate over partial integer modes too.
11045 2012-08-01 Richard Henderson <rth@redhat.com>
11047 * config/m32c/m32c.c (TARGET_INIT_LIBFUNCS): Remove.
11048 (m32c_init_libfuncs): Remove.
11049 * config/m32c/cond.md (cstore<QHPSI>4_16): Rename from cstore<QHPSI>4.
11050 (cstore<QHPSI>4): New expander.
11052 2012-08-01 Richard Guenther <rguenther@suse.de>
11054 * tree-flow-inline.h (referenced_var): Remove.
11055 * tree-ssa-coalesce.c (create_outofssa_var_map): Remove duplicate
11057 * tree-sra.c (candidates): New global hashtable.
11058 (candidate): New function.
11059 (sra_initialize): Initialize candidates.
11060 (sra_deinitialize): Free candidates.
11061 (disqualify_candidate): Remove candidate from candidates.
11062 (maybe_add_sra_candidate): New function.
11063 (find_var_candidates): Walk over all local decls and parameters,
11064 add candidates to candidates hashtable.
11065 (find_param_candidates): Add candidates to candidates hashtable.
11066 (analyze_all_variable_accesses): Use candidate instead of
11069 2012-08-01 Tom de Vries <tom@codesourcery.com>
11071 * tree-vrp.c (find_case_label_ranges): New function.
11072 (vrp_visit_switch_stmt, simplify_switch_using_ranges): Use
11073 find_case_label_ranges instead of find_case_label_range. Handle second
11076 2012-08-01 Michael Matz <matz@suse.de>
11078 * tree-complex.c (init_parameter_lattice_values): Don't call var_ann.
11079 * tree-dfa.c (struct dfa_stats_d): Remove num_var_anns member.
11080 (dump_dfa_stats): Don't dump stats about var anns.
11081 (collect_dfa_stats): Don't collect them.
11082 (add_referenced_var_1): Don't set var annotation pointers.
11083 (remove_referenced_var): Ditto, and only remove it it's in the
11086 * tree-flow-inline.h (var_ann): Remove.
11087 * tree-flow.h (struct var_ann_d, var_ann_t): Remove.
11089 * tree-inline.c (remapped_type): Remove.
11090 (can_be_nonlocal): Most variable will be considered live here,
11091 return false earlier.
11092 (remap_decls): Don't call var_ann, all variables will be considered
11094 (copy_debug_stmt): Ditto, and use is_global_var.
11096 * tree-into-ssa.c (rewrite_debug_stmt_uses): Use get_current_def to
11097 determine if a variable was referred to, not var_ann.
11098 * tree-ssa-live.c (remove_unused_scope_block_p): Don't check var_ann.
11099 (remove_unused_locals): Ditto.
11100 * tree-ssa.c (delete_tree_ssa): Don't free/clear var ann pointers.
11101 * tree-tailcall.c (arg_needs_copy_p): Don't check var_ann.
11102 * tree.c (copy_node_stat): Don't clear var ann pointer.
11103 * tree.h (tree_result_decl, tree_parm_decl, tree_var_decl): Remove
11105 (DECL_VAR_ANN_PTR): Remove.
11107 2012-08-01 Michael Matz <matz@suse.de>
11109 * tree-flow.h (struct var_ann_d): Rename used member.
11110 (set_is_used): Don't declare.
11111 * tree-flow-inline.h (clear_is_used): Remove.
11112 (set_is_used, is_used_p): Move to ...
11113 * tree-ssa-live.c (set_is_used, is_used_p): ... here, and use
11114 on the side bitmap.
11115 (usedvars): New bitmap.
11116 (dump_scope_block): Don't dump unusedness.
11117 (remove_unused_locals): Allocate and free usedvars.
11118 * tree-nrv.c (tree_nrv): Don't clear used flags here.
11120 2012-08-01 Michael Matz <matz@suse.de>
11122 * tree-flow.h (struct var_ann_d): Remove base_var_processed and
11123 base_index members.
11124 * tree-ssa-live.h (struct _var_map): Remove basevars member.
11125 (VAR_ANN_BASE_INDEX): Remove.
11126 * tree-ssa-live.c (var_map_base_init): Use a hash table instead
11127 of var annotation to compress index space. Don't deal with above
11129 (var_map_base_fini): Don't free basevars.
11130 (init_var_map): Don't clear basevars.
11132 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
11134 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Change
11135 base_name to base_expr.
11136 (struct cand_chain_d): Likewise.
11137 (base_cand_hash): Likewise.
11138 (base_cand_eq): Likewise.
11139 (record_potential_basis): Likewise.
11140 (alloc_cand_and_find_basis): Likewise.
11141 (create_mul_ssa_cand): Likewise.
11142 (create_mul_imm_cand): Likewise.
11143 (create_add_ssa_cand): Likewise.
11144 (create_add_imm_cand): Likewise.
11145 (slsr_process_cast): Likewise.
11146 (slsr_process_copy): Likewise.
11147 (dump_candidate): Likewise.
11148 (base_cand_dump_callback): Likewise.
11149 (unconditional_cands_with_known_stride_p): Likewise.
11150 (cand_increment): Likewise.
11152 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
11154 PR tree-optimization/46556
11155 * gimple-ssa-strength-reduction.c (enum cand_kind): Add CAND_REF.
11156 (base_cand_map): Change to hash table.
11157 (base_cand_hash): New function.
11158 (base_cand_free): Likewise.
11159 (base_cand_eq): Likewise.
11160 (lookup_cand): Change base_cand_map to hash table.
11161 (find_basis_for_candidate): Likewise.
11162 (base_cand_from_table): Exclude CAND_REF.
11163 (restructure_reference): New function.
11164 (slsr_process_ref): Likewise.
11165 (find_candidates_in_block): Call slsr_process_ref.
11166 (dump_candidate): Handle CAND_REF.
11167 (base_cand_dump_callback): New function.
11168 (dump_cand_chains): Change base_cand_map to hash table.
11169 (replace_ref): New function.
11170 (replace_refs): Likewise.
11171 (analyze_candidates_and_replace): Call replace_refs.
11172 (execute_strength_reduction): Change base_cand_map to hash table.
11174 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
11176 * config/i386/i386.c (ix86_address_subreg_operand): Reject
11178 (ix86_print_operand_address): Assert that parts.base and parts.index
11179 are non-NULL after call to simplify_subreg.
11181 2012-08-01 Richard Guenther <rguenther@suse.de>
11183 * doc/tree-ssa.texi: Remove pieces mentioning mark_sym_for_renaming.
11185 2012-08-01 Richard Guenther <rguenther@suse.de>
11187 * graphite-clast-to-gimple.c (translate_clast_user): Rename
11189 * sese.c (graphite_copy_stmts_from_block): Do not rename virtual
11191 * tree-call-cdce.c (tree_call_cdce): Use
11192 mark_virtual_operands_for_renaming.
11193 * tree-eh.c (sink_clobbers): Simplify.
11194 * tree-flow.h (mark_sym_for_renaming): Remove.
11195 (mark_virtual_operands_for_renaming): New function.
11196 * tree-if-conv.c (tree_if_conversion): Use
11197 mark_virtual_operands_for_renaming.
11198 * tree-inline.c (update_ssa_across_abnormal_edges): Likewise.
11199 * tree-into-ssa.c (mark_sym_for_renaming): Remove.
11200 (mark_virtual_operands_for_renaming): New function.
11201 * tree-loop-distribution.c (tree_loop_distribution): Use
11202 mark_virtual_operands_for_renaming.
11203 * tree-ssa-dce.c (mark_virtual_operand_for_renaming): Do not
11204 update stmts, use mark_virtual_operands_for_renaming.
11205 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
11206 (replace_block_by): Adjust.
11207 (tail_merge_optimize): Use mark_virtual_operands_for_renaming.
11208 * tree-tailcall.c (tree_optimize_tail_calls_1): Use
11209 mark_virtual_operands_for_renaming.
11210 * tree-vect-slp.c (vect_slp_transform_bb): Likewise.
11211 * tree-vectorizer.c (vectorize_loops): Likewise.
11213 2012-08-01 Richard Guenther <rguenther@suse.de>
11215 * tree-flow.h (struct gimple_df): Remove syms_to_rename member,
11216 add ssa_renaming_needed and rename_vops flags.
11217 (SYMS_TO_RENAME): Remove.
11218 (symbol_marked_for_renaming): Likewise.
11219 (mark_virtual_ops_for_renaming): Likewise.
11220 * tree-into-ssa.c (symbols_to_rename_set, symbols_to_rename):
11222 (mark_for_renaming, marked_for_renaming): New functions.
11223 (symbol_marked_for_renaming): Remove.
11224 (dump_currdefs): Adjust.
11225 (maybe_replace_use): Likewise.
11226 (maybe_replace_use_in_debug_stmt): Likewise.
11227 (maybe_register_def): Likewise.
11228 (rewrite_update_phi_arguments): Likewise.
11229 (rewrite_update_enter_block): Likewise.
11230 (fini_ssa_renamer): Clear update SSA status here ...
11231 (delete_update_ssa): ... not here. Free rename set.
11232 (prepare_block_for_update): Compute which decls need renaming.
11233 (dump_update_ssa): Adjust.
11234 (mark_sym_for_renaming): Adjust update SSA status for virtuals.
11235 (need_ssa_update_p): Adjust.
11236 (insert_updated_phi_nodes_for): Likewise.
11237 (update_ssa): Likewise.
11238 * tree-ssa-operands.c (finalize_ssa_defs): Adjust update SSA status
11239 for virtual and real operands.
11240 (finalize_ssa_uses): Likewise.
11241 * tree-ssanames.c (init_ssanames): Adjust.
11242 * tree-ssa.c (maybe_rewrite_mem_ref_base, maybe_optimize_var,
11243 execute_update_addresses_taken): Add bitmap to keep track of which
11244 candidates are suitable for rewriting and later renaming by SSA update.
11245 * matrix-reorg.c (transform_access_sites): Do not rename all defs.
11246 * tree-dfa.c (make_rename_temp): Do not mark real operands for
11248 * cgraphunit.c (assemble_thunk): Likewise.
11249 * gimplify.c (gimple_regimplify_operands): Likewise.
11250 (force_gimple_operand_1): Likewise.
11251 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
11252 * tree-inline.c (declare_return_variable): Likewise.
11253 * tree-parloops.c (separate_decls_in_region_stmt): Do not call
11254 mark_virtual_ops_for_renaming.
11255 (create_stores_for_reduction): Likewise.
11256 (create_loads_and_stores_for_name): Likewise.
11257 * tree-predcom.c (mark_virtual_ops_for_renaming): Remove.
11258 (initialize_root_vars_lm): Do not call mark_virtual_ops_for_renaming.
11259 (execute_load_motion): Likewise.
11260 (remove_stmt): Likewise.
11261 (execute_pred_commoning_chain): Likewise.
11262 * tree-sra.c (create_access_replacement): Do not rename real operands.
11263 (get_unrenamed_access_replacement): Unify with ...
11264 (get_access_replacement): ... this.
11265 (get_repl_default_def_ssa_name): Adjust.
11266 * tree-ssa-loop-im.c (move_computations_stmt): Manually update
11268 (rewrite_mem_ref_loc): Do not call mark_virtual_ops_for_renaming.
11269 * tree-ssa-loop-prefetch.c (emit_mfence_after_loop): Likewise.
11271 2012-07-31 DJ Delorie <dj@redhat.com>
11273 * config/s390/s390.c (s390_option_override): Disable DWARF 3/4
11274 extensions for TPF, unless specifically selected.
11276 2012-08-01 Alan Modra <amodra@gmail.com>
11279 * config/rs6000/rs6000.c (mem_operand_gpr): Don't limit range
11280 of lo_sum offsets. Comment. Assert mode at least word size
11281 rather than bypassing powerpc64 word offset check.
11283 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
11285 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
11286 costs for vec_perm and vec_promote_demote down to more natural values.
11287 (struct _rs6000_cost_data): New data structure.
11288 (rs6000_density_test): New function.
11289 (rs6000_init_cost): Change to use rs6000_cost_data.
11290 (rs6000_add_stmt_cost): Likewise.
11291 (rs6000_finish_cost): Perform density test when vectorizing a loop.
11293 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
11295 * sched-vis.c (print_exp): Handle FMA explicitly. Simplify handling
11296 of RTX_UNARY function-like operations. Print unknown expression
11297 RTX classes as pseudo-functions.
11298 (print_pattern): Simplify return pattern printing.
11299 (dump_insn_slim): Print the value of notes as a pattern for proper
11300 printing of CFA notes.
11302 2012-07-31 Dehao Chen <dehao@google.com>
11304 * predict.c (tree_estimate_probability_driver): Normalize the
11305 loop when initializing the loop optimizer.
11307 2012-07-31 Richard Guenther <rguenther@suse.de>
11309 * tree-flow.h (struct var_ann_d): Remove need_phi_state
11310 and current_def members.
11311 * tree-into-ssa.c (struct def_blocks_d): Remove var member.
11312 (def_blocks): Remove.
11313 (struct var_info_d): New.
11314 (var_infos): New hashtable.
11315 (struct ssa_name_info): Add def_blocks member.
11316 (get_ssa_name_ann): Adjust.
11317 (get_var_info): New function.
11318 (get_phi_state, set_phi_state, get_current_def,
11319 set_current_def, get_def_blocks_for, find_def_blocks_for): Adjust.
11320 (insert_phi_nodes_compare_def_blocks): Rename to ...
11321 (insert_phi_nodes_compare_var_infos): ... this and adjust.
11322 (insert_phi_nodes): Adjust.
11323 (dump_tree_ssa, dump_tree_ssa_stats): Adjust.
11324 (def_blocks_hash, def_blocks_eq, def_blocks_free): Remove.
11325 (debug_def_blocks_r): Rename to ...
11326 (debug_var_infos_r): ... this and adjust.
11327 (var_info_hash): New function.
11328 (var_info_eq): Likewise.
11329 (rewrite_blocks): Adjust.
11330 (init_ssa_renamer): Likewise.
11331 (fini_ssa_renamer): Likewise.
11332 (delete_update_ssa): Likewise.
11333 (update_ssa): Likewise.
11334 * tree-ssanames.c (release_dead_ssa_names): Do not clear current defs.
11336 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
11338 PR tree-optimization/53773
11339 * tree-vectorizer.h (struct _loop_vec_info): Add operands_swapped.
11340 (LOOP_VINFO_OPERANDS_SWAPPED): New macro.
11341 * tree-vect-loop.c (new_loop_vec_info): Initialize
11342 LOOP_VINFO_OPERANDS_SWAPPED field.
11343 (destroy_loop_vec_info): Restore canonical form.
11344 (vect_is_slp_reduction): Set LOOP_VINFO_OPERANDS_SWAPPED field.
11345 (vect_is_simple_reduction_1): Likewise.
11347 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
11349 * sched-vis.c (dump_insn_slim): Print print_rtx_head at the
11350 start of each new line.
11351 * final.c (final_scan_insn): If the final dump is requested as
11352 slim RTL, dump slim RTL to the assembly file also.
11354 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
11358 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
11361 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
11363 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
11364 only if producer writes to the register given by regno.
11366 2012-07-31 Nick Clifton <nickc@redhat.com>
11368 * config/stormy16/stormy16.c (xstormy16_expand_prologue): Add
11369 support for reporting stack usage.
11371 * config/frv/frv.c (QUAD): Fix typo.
11372 (frv_expand_prologue): Report stack usage.
11374 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
11377 * gengtype.c (struct walk_type_data): Add have_this_obj field.
11378 (walk_type): For functions that take a this_obj argument and
11379 that process fields with a GTY((length)) argument, write the
11380 test that write_types_local_process_field will write also at the
11381 head of the loop, effectively unswitching the loop.
11382 (write_func_for_structure, write_local_func_for_structure): Clear
11383 have_this_obj before calling walk_type.
11384 (write_local_func_for_structure): Set have_this_obj before walk_type.
11385 (write_array): Set have_this_obj for output of local pointer walking
11386 functions but not for marker functions.
11387 (write_types_local_process_field): Assert have_this_obj is set.
11389 * rtl.h (simplify_using_condition): Adjust prototype using bitmap
11392 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
11395 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11396 * targhooks.c (default_mode_dependent_address_p): Delete code
11397 for GO_IF_MODE_DEPENDENT_ADDRESS.
11398 * system.h (GO_IF_MODE_DEPENDENT_ADDRESS): Poison.
11399 * doc/tm.texi.in (GO_IF_MODE_DEPENDENT_ADDRESS): Delete documention.
11400 * doc/tm.texi: Regenerate.
11401 * config/alpha.h (GO_IF_MODE_DEPENDENT_ADDRESS): Move code to...
11402 * config/alpha.c (alpha_mode_dependent_address_p): ...here. New
11404 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
11405 * config/cr16/cr16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11406 * config/mep/mep.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11407 * config/vax/vax-protos.h (vax_mode_dependent_address_p): Delete.
11408 * config/vax/vax.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11409 * config/vax/vax.c (vax_mode_dependent_address_p): Make static.
11411 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
11413 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
11415 * expmed.h (NUM_MODE_VECTOR_INT): Define.
11416 (struct expmed_op_cheap, struct expmed_op_costs): New structures.
11417 (struct target_expmed): Convert x_mul_highpart_cost and
11418 x_mul_widen_cost fields to be indexed by integer modes.
11419 Convert x_sdiv_pow2_cheap and x_smod_pow2_cheap fields to be
11420 of type struct expmed_op_cheap. Convert other cost fields to be
11421 of type struct_expmed_op_costs.
11422 (mul_widen_cost_ptr, mul_highpart_cost_ptr): Adjust for new
11423 indexing of respective fields.
11424 (expmed_op_cheap_ptr): New function.
11425 (sdiv_pow2_cheap_ptr, smod_pow2_cheap_ptr): Call it.
11426 (expmed_op_cost_ptr): New function.
11427 (add_cost_ptr, neg_cost_ptr, shift_cost_ptr, shiftadd_cost_ptr,
11428 shiftsub0_cost_ptr, shiftsub1_cost_ptr, mul_cost_ptr,
11429 sdiv_cost_ptr, udiv_cost_ptr): Call it.
11431 2012-07-30 Sandra Loosemore <sandra@codesourcery.com>
11432 Julian Brown <julian@codesourcery.com>
11434 * doc/invoke.texi (MIPS Options): Document -mno-float.
11435 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Make it know
11438 2012-07-30 Joseph Myers <joseph@codesourcery.com>
11440 * doc/sourcebuild.texi (Subdirectories): Document common subdirectory.
11442 2012-07-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11444 PR middle-end/53823
11445 * expmed.c (expand_mult): Skip synth_mult for constant double op1 except
11446 for special cases. Don't initialize coeff and is_neg.
11448 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
11449 Richard Earnshaw <rearnsha@arm.com>
11451 * target.def (vector_alignment): New target hook.
11452 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
11453 * doc/tm.texi: Regenerate.
11454 * targhooks.c (default_vector_alignment): New function.
11455 * targhooks.h (default_vector_alignment): Add prototype.
11456 * stor-layout.c (layout_type): Use targetm.vector_alignment.
11457 * config/arm/arm.c (arm_vector_alignment): New function.
11458 (TARGET_VECTOR_ALIGNMENT): Define.
11460 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
11461 vector type alignment instead of size.
11462 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
11463 element type size directly instead of computing it from alignment.
11464 Fix variable naming and comment.
11466 2012-07-30 Kirill Yukhin <kirill.yukhin@intel.com>
11467 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
11469 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDSEED_SET): New.
11470 (OPTION_MASK_ISA_RDSEED_UNSET): Likewise.
11471 (ix86_handle_option): Handle mrdseed option.
11472 * config.gcc (i[34567]86-*-*): Add rdseedintrin.h.
11473 (x86_64-*-*): Likewise.
11474 * config/i386/prfchwintrin.h: New header.
11475 * config/i386/cpuid.h (bit_RDSEED): New.
11476 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
11478 * config/i386/i386-c.c: Define __RDSEED__ if needed.
11479 * config/i386/i386.c (ix86_target_string): Define -mrdseed option.
11481 (ix86_option_override_internal): Handle new option.
11482 (ix86_valid_target_attribute_inner_p): Add OPT_mrdseed.
11483 (ix86_builtins): Add enum entries for RDSEED* builtins.
11484 (ix86_init_mmx_sse_builtins): Define new builtins.
11485 (ix86_expand_builtin): Expand RDSEED* builtins.
11486 * config/i386/i386.h (TARGET_RDSEED): New.
11487 * config/i386/i386.md (rdseed<mode>_1): New.
11488 * config/i386/i386.opt (mrdseed): New.
11489 * config/i386/x86intrin.h: Include rdseedintrin.h.
11491 2012-07-30 Richard Guenther <rguenther@suse.de>
11493 * tree-into-ssa.c (mark_def_sites): Also process virtual operands.
11494 (rewrite_stmt): Likewise.
11495 (rewrite_enter_block): Likewise.
11496 (pass_build_ssa): Do not update virtual SSA form during TODO.
11497 (mark_symbol_for_renaming): Do nothing if we are not in SSA form.
11498 * lto-streamer-in.c (lto_read_body): Set in_ssa_p earlier.
11500 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
11503 * config/sh/sh.md (*movsi_index_disp, *movhi_index_disp): New
11506 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
11509 * config/sh/sh.md (mov_neg_si_t): Move to Scc instructions section.
11510 Use t_reg_operand predicate. Add split for negated case.
11511 (ashrsi2_31): Pass get_t_reg_rtx to gen_mov_neg_si_t.
11512 * config/sh/sh.c (expand_ashiftrt): Likewise.
11514 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
11517 * config/sh/sh.md (ashlsi3_d): Invoke gen_shifty_op directly instead
11518 of trying to emit ashlsi3_n.
11520 2012-07-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11521 Steven Bosscher <steven@gcc.gnu.org>
11523 * gengtype.c (adjust_field_type): Diagnose duplicate "length"
11524 option applications and option being applied to arrays of atomic types.
11525 (walk_type): Allow "atomic" option on strings too.
11526 * dwarf2out.h (struct dw_vec_struct): Use the "atomic" GTY option
11527 for the array field.
11528 * vec.h: Describe the atomic object "A" type of the macros in
11529 the header comment.
11530 (VEC_T_GTY_ATOMIC, DEF_VEC_A, DEF_VEC_ALLOC_A): Define.
11531 * emit-rtl.c (locations_locators_vals): use the atomic object vector.
11532 * doc/gty.texi: Clarify that GTY option "length" is only for
11533 arrays of non-atomic objects. Fix typo in the description of the
11536 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
11538 * config/i386/i386.c (ix86_avoid_lea_for_addr): Handle
11539 zero-extended addresses. Return false if the address has less
11540 than two components.
11541 (ix86_split_lea_for_addr): Unconditionally convert target and
11542 all address operands to requested mode.
11543 * config/i386/i386.md (*lea<mode>): Recover operands from curr_insn.
11544 Pass SImode to ix86_split_lea_for_addr when splitting zero-extended
11546 (zero-extended add splitter): New splitter to conditionally split
11547 non-destructive adds.
11548 (*zero_extendsidi2_rex64): Conditionally emit leal instead of movl.
11550 2012-07-28 Alan Modra <amodra@gmail.com>
11553 * config/rs6000/rs6000.c (rs6000_secondary_reload): Limit 32-bit
11554 multi-gpr reload to cases where predicate passes. Do the same for
11555 64-bit multi-gpr reload.
11557 2012-07-27 Nathan Froyd <froydnj@gcc.gnu.org>
11559 * expmed.h (alg_hash, alg_hash_used_p, sdiv_pow2_cheap,
11560 smod_pow2_cheap, zero_cost, add_cost, neg_cost, shift_cost)
11561 shiftadd_cost, shiftsub0_cost, shiftsub1_cost, mul_cost,
11562 sdiv_cost, udiv_cost, mul_widen_cost, mul_highpart_cost): Delete
11563 macro definitions and re-purpose as inline functions.
11564 (alg_hash_entry_ptr, set_alg_hash_used_p, sdiv_pow2_cheap_ptr,
11565 set_sdiv_pow2_cheap, smod_pow2_cheap_ptr, set_smod_pow2_cheap,
11566 zero_cost_ptr, set_zero_cost, add_cost_ptr, set_add_cost,
11567 neg_cost_ptr, set_neg_cost, shift_cost_ptr, set_shift_cost,
11568 shiftadd_cost_ptr, set_shiftadd_cost, shiftsub0_cost_ptr,
11569 set_shiftsub0_cost, shiftsub1_cost_ptr, set_shiftsub1_cost,
11570 mul_cost_ptr, set_mul_cost, sdiv_cost_ptr, set_sdiv_cost,
11571 udiv_cost_ptr, set_udiv_cost, mul_widen_cost_ptr,
11572 set_mul_widen_cost, mul_highpart_cost_ptr, set_mul_highpart_cost):
11574 (convert_cost_ptr): New function, split out from...
11575 (set_convert_cost, convert_cost): ...here.
11576 * expmed.c, tree-ssa-loop-ivopts.c: Update for new functions.
11577 * gimple-ssa-strength-reduction.c: Likewise.
11579 2012-07-20 Ryan Mansfield <rmansfield@qnx.com>
11581 * gcc.c (main): Move GCC_DRIVER_HOST_INITIALIZATION after
11582 diagnostic_initialize.
11584 2012-07-27 Oleg Endo <olegendo@gcc.gnu.org>
11587 * config/sh/sh.c (shiftcosts): Remove case where first operand
11588 is a const_int. Move COSTS_N_INSNS usage into caller ...
11589 (sh_rtx_costs) ... here. Return false when shiftcosts cannot be
11590 calculated instead of MAX_COST.
11592 2012-07-27 Richard Guenther <rguenther@suse.de>
11594 * tree-cfg.c (gimple_can_merge_blocks_p): Do more fine-grained
11595 check whether SSA form is not up-to-date.
11596 * tree-flow.h (name_mappings_registered_p): Remove.
11597 * tree-into-ssa.c (struct repl_map_d): Remove.
11598 (repl_tbl): Likewise.
11599 (struct ssa_name_info): Add repl_set member.
11600 (update_ssa_obstack): New static global.
11601 (get_ssa_name_ann): Initialize repl_set.
11602 (clear_ssa_name_info): Assert age did not wrap.
11603 (repl_map_hash, repl_map_eq, repl_map_free): Remove.
11604 (names_replaced_by): Adjust.
11605 (add_to_repl_tbl): Likewise.
11606 (dump_tree_ssa_stats): Likewise.
11607 (init_update_ssa): Initialize update_ssa_obstack.
11608 (delete_update_ssa): Free update_ssa_obstack.
11609 (name_mappings_registered_p): Remove.
11610 (update_ssa): Adjust.
11612 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
11614 * config/rs6000/constraints.md: Delete "q" constraint.
11615 * config/rs6000/dfp.md (movsd_hardfloat, movsd_softfloat):
11616 Delete the "q" alternative.
11617 * config/rs6000/predicates.md (gpc_reg_operand): Adjust.
11618 * config/rs6000/rs6000.c (rs6000_debug_reg_global)
11619 (rs6000_init_hard_regno_mode_ok, rs6000_dbx_register_number):
11620 adjust to MQ_REGNO removal.
11621 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust
11623 (REG_ALLOC_ORDER): Adjust comment. Remove MQ from alloc order.
11624 (enum reg_class): Adjust comment. Delete MQ_REGS.
11625 (REG_CLASS_CONTENTS): Adjust.
11626 (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Adjust comment.
11627 * config/rs6000/rs6000.md: Delete MQ_REGNO.
11628 (movsi_internal1, movsi_internal1_single, movhi_internal,
11629 movqi_internal, movcc_internal1, movsf_hardfloat,
11630 movsf_softfloat): Delete the "q" alternative.
11631 (ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
11632 ctr<mode>_internal6): Delete "q" constraint.
11634 2012-07-27 Richard Guenther <rguenther@suse.de>
11636 * tree-into-ssa.c (def_blocks_p): New typedef.
11637 (insert_phi_nodes_compare_def_blocks): New function.
11638 (insert_phi_nodes): Do not walk over referenced vars, instead
11639 walk over recorded def_blocks, record relevant ones and sort
11640 them to avoid repeated hashtable lookups.
11642 2012-07-27 Richard Guenther <rguenther@suse.de>
11644 * doc/invoke.texi (min-virtual-mappings, virtual-mappings-ratio):
11645 Remove param documentation.
11646 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS,
11647 PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Remove.
11648 * tree-flow.h (mark_set_for_renaming): Remove.
11649 * tree-into-ssa.c (struct update_ssa_stats_d): Remove.
11650 (add_new_name_mapping): Remove bookkeeping code.
11651 (dump_update_ssa): Remove stats dumping code.
11652 (init_update_ssa): Remove stats allocation code.
11653 (delete_update_ssa): Remove stats freeing code.
11654 (mark_set_for_renaming): Remove.
11655 (switch_virtuals_to_full_rewrite_p): Likewise.
11656 (switch_virtuals_to_full_rewrite): Likewise.
11657 (update_ssa): Do not call switch_virtuals_to_full_rewrite.
11659 2012-07-27 Marek Polacek <polacek@redhat.com>
11661 * cgraphunit.c: Rename varpool_finalize_variable to
11662 varpool_finalize_decl in a comment.
11664 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
11666 * common/config/rs6000/rs6000-common.c (rs6000_handle_option):
11667 Delete code for -mno-power, -mpower, and -mpower2.
11668 * config/rs6000/aix43.h (NON_POWERPC_MASKS): Delete.
11669 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
11671 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
11672 * config/rs6000/aix51.h (NON_POWERPC_MASKS): Delete.
11673 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
11675 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
11676 * config/rs6000/aix52.h (NON_POWERPC_MASKS): Delete.
11677 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
11679 (TARGET_POWER): Delete.
11680 * config/rs6000/aix53.h (NON_POWERPC_MASKS): Delete.
11681 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
11683 (TARGET_POWER): Delete.
11684 * config/rs6000/aix61.h (NON_POWERPC_MASKS): Delete.
11685 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
11687 (TARGET_POWER): Delete.
11688 * config/rs6000/darwin.h (TARGET_POWER): Delete.
11689 * config/rs6000/driver-rs6000.c (struct asm_names): Delete
11690 support for -mpower, -mpower2, and -mno-power.
11691 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros):
11693 (rs6000_cpu_cpp_builtins): Likewise.
11694 * config/rs6000/rs6000-cpus.def: Likewise.
11695 * config/rs6000/rs6000-tables.opt: Regenerate.
11696 * config/rs6000/rs6000.c (POWER_MASKS): Delete.
11697 (rs6000_option_override_internal): Adjust.
11698 (rs6000_conditional_register_usage): Adjust.
11699 (rs6000_emit_move): Adjust.
11700 (rs6000_common_init_builtins): Adjust.
11701 (rs6000_init_libfuncs): Adjust.
11702 (rs6000_output_function_prologue): Adjust.
11703 (rs6000_adjust_cost): Adjust.
11704 (struct rs6000_opt_masks): Delete MASK_POWER and MASK_POWER2.
11705 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
11707 (TARGET_DEFAULT): Adjust.
11708 (PROCESSOR_POWER): Delete.
11709 (SHIFT_COUNT_TRUNCATED): Adjust.
11710 * config/rs6000/rs6000.md (extendqisi2): Delete POWER support.
11711 (extendqisi2_power): Delete.
11712 (extendqisi2_no_power): Adjust.
11713 (extendqihi2, extendqihi2_power, extendqihi2_no_power):
11715 (sminsi3, smaxsi3, uminsi3, umaxsi3): Adjust.
11716 (anonymous doz insn patterns): Delete.
11718 (abssi2_power): Delete.
11719 (abssi2_nopower): Adjust.
11720 (nabs_power, nabs_nopower): Likewise.
11721 (mulsi3, mulsi3_mq, mulsi3_no_mq, mulsi3_mq_internal1):
11722 Likewise. Delete anonymous post-reload splitter.
11723 (mulsi3_no_mq_internal1): rename to...
11724 (mulsi3_internal1): New define_insn.
11725 (mulsi3_mq_internal2, mulsi3_no_mq_internal2, mulsi3_internal2):
11727 (divmodsi4, divmodsi4_internal, udiv<mode>3, udivsi3_mq,
11728 udivsi3_no_mq, udivsi3, div<mode>3, divsi3_mq, div<mode>3_no_mq,
11729 udivmodsi4_normal, udivmodsi4_tests, udivmodsi4): Likewise.
11730 (mulh_call, mull_call, divss_call, divus_call, quoss_call,
11731 quous_call): Likewise.
11732 (maskir_internal1, maskir_internal2, maskir_internal3,
11733 maskir_internal4, maskir_internal5, maskir_internal6,
11734 maskir_internal7, maskir_internal8): Delete.
11735 (ashlsi3, ashlsi3_power, ashlsi3_no_power): Adjust.
11736 (anonymous sl insn patterns): Delete.
11737 (lshrsi3, lshrsi3_power, lshrsi3_no_power): Adjust.
11738 (lshrsi3_64): Adjust.
11739 (anonymous sr insn patterns): Delete.
11740 (anonymous rrib insn patterns): Delete.
11741 (ashrsi3, ashrsi3_power, ashrsi3_no_power): Adjust.
11742 (anonymous sra insn patterns): Delete.
11743 (sqrtsf2, sqrtdf2, sqrtdf2_fpr): Adjust.
11744 (fix_trunc<mode>si2, fix_trunc<mode>si2_internal,
11745 fctiwz_<mode>): Adjust.
11746 (mulsidi3, mulsidi3_mq, mulsidi3_no_mq, umulsidi3, umulsidi3_mq,
11747 umulsidi3_no_mq, smulsi3_highpart, smulsi3_highpart_mq,
11748 smulsi3_highpart_no_mq, umulsi3_highpart, umulsi3_highpart_mq,
11749 umulsi3_highpart_no_mq): Adjust.
11750 (ashldi3_power, lshrdi3_power, ashrdi3_power): Delete.
11751 (ashrdi3_no_power, ashldi3, ashldi3_internal1,
11752 lshrdi3_internal1): Adjust.
11753 (fix_trunctfsi2, fix_trunctfsi2_fprs): Adjust.
11754 (movti_power): Delete.
11755 (movti_string): Adjust.
11756 (stmsi8, stmsi7, stmsi6, stmsi5, stmsi4, stmsi3): Adjust.
11757 (stmsi8_power, stmsi7_power, stmsi6_power, stmsi5_power,
11758 stmsi4_power, stmsi3_power): Delete.
11759 (anonymous movmemsi insn patterns): Adjust.
11760 (lfq_power2, stfq_power2): Delete.
11761 (eq<mode>, eq<mode>_compare): Adjust.
11762 (eqsi_power): Delete.
11764 (anonymous le, lt, ge, gt insn patterns): Delete.
11765 * config/rs6000/rs6000.opt (mpower, mno-power, mpower2): Delete.
11766 * config/rs6000/sysv4.h (TARGET_POWER): Delete.
11767 * config/rs6000/t-aix43 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11768 MULTILIB_MATCHES): Adjust.
11769 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
11770 -mpower, -mno-power, -mpower2, -mno-power2 documentation.
11771 Delete -mcpu=power and -mcpu=power2 documentation.
11773 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
11775 * config/rs6000/601.md: New file.
11776 * config/rs6000/aix43.h (ASM_CPU_SPEC): Delete support for
11778 * config/rs6000/aix51.h (ASM_CPU_SPEC): Likewise.
11779 * config/rs6000/driver-rs6000.c (detect_processor_aix,
11780 struct asm_names): Likewise.
11781 * config/rs6000/rios1.md: Delete file.
11782 * config/rs6000/rios2.md: Delete file.
11783 * config/rs6000/rs6000-cpus.def: Delete definitions for RIOS
11785 * config/rs6000/rs6000-opts.h (enum processor_type): Delete
11786 PROCESSOR_RIOS1 and PROCESSOR_RIOS2.
11787 * config/rs6000/rs6000-tables.opt: Regenerated.
11788 * config/rs6000/rs6000.c (struct rios1_cost, struct rios2_cost):
11790 (rs6000_option_override_internal): Delete support for RIOS CPUs.
11791 (rs6000_conditional_register_usage): Adjust comment.
11792 (rs6000_issue_rate):Delete support for RIOS CPUs.
11793 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
11795 (PROCESSOR_POWER): Change to PROCESSOR_PPC601.
11796 (PROCESSOR_DEFAULT): Change to PROCESSOR_PPC603.
11797 * config/rs6000/rs6000.md (define_attr "cpu"): Delete rios1
11799 (include "rios1.md", include "rios2.md"): Delete.
11800 (include "601.md"): New.
11801 * config/rs6000/rs6000.opt (enum rs6000_cpu): Default to
11803 * config/rs6000/t-aix43 (MULTILIB_MATCHES): Delete support
11805 * config/rs6000/t-rs6000 (MD_INCLUDES): Delete rios1.md and
11806 rios2.md . Add 601.md .
11808 2012-07-26 Richard Henderson <rth@redhat.com>
11810 * doc/extend.texi (attribute): Document hot/cold for labels.
11811 * predict.c (tree_estimate_probability_bb): Handle hot/cold
11812 attributes on user labels.
11813 * predict.def (PRED_HOT_LABEL, PRED_COLD_LABEL): New.
11815 2012-07-26 Andrew Jenner <andrew@codesourcery.com>
11816 Sandra Loosemore <sandra@codesourcery.com>
11818 * cse.c (find_comparison_args): Check for cycles of any length.
11820 2012-07-26 Nick Clifton <nickc@redhat.com>
11822 * config/mn10300/mn10300.c (REG_SAVE_BYTES): Delete.
11823 (mn10300_get_live_callee_saved_regs): If requested return a count
11824 of the number of bytes in the mask.
11825 (mn10300_expand_prologue): Add argument to invocation of
11826 mn10300_get_live_callee_regs.
11827 (mn10300_expand_epilogue): Compute reg_save_bytes by calling
11828 mn10300_get_live_callee_saved_regs.
11829 (mn10300_initial_offset): Likewise.
11830 * config/mn10300/mn10300-protos.h (mn10300_get_live_callee_saved_regs):
11832 * config/mn10300/mn10300.md (return_ret): Add argument to
11833 invocation of mn10300_get_live_callee_saved_regs.
11835 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
11837 PR regression/54084
11838 * sel-sched-ir.c (cmp_v_in_regset_pool): Clarify logic, fix
11839 pointer difference check.
11841 2012-07-26 Bill Schmidt <wschmidt@linux.ibm.com>
11843 * tree-ssa-loop-ivopts.c (mbc_entry_hash): Remove.
11844 (mbc_entry_eq): Likewise.
11845 (mult_costs): Likewise.
11846 (cost_tables_exist): Likewise.
11847 (initialize_costs): Likewise.
11848 (finalize_costs): Likewise.
11849 (tree_ssa_iv_optimize_init): Remove call to initialize_costs.
11850 (add_regs_cost): Remove.
11851 (multiply_regs_cost): Likewise.
11852 (add_const_cost): Likewise.
11853 (extend_or_trunc_reg_cost): Likewise.
11854 (negate_reg_cost): Likewise.
11855 (struct mbc_entry): Likewise.
11856 (multiply_by_const_cost): Likewise.
11857 (get_address_cost): Change add_regs_cost calls to add_cost lookups;
11858 change multiply_by_const_cost to mult_by_coeff_cost.
11859 (force_expr_to_var_cost): Likewise.
11860 (difference_cost): Change multiply_by_const_cost to mult_by_coeff_cost.
11861 (get_computation_cost_at): Change add_regs_cost calls to add_cost
11862 lookups; change multiply_by_const_cost to mult_by_coeff_cost.
11863 (determine_iv_cost): Change add_regs_cost calls to add_cost lookups.
11864 (tree_ssa_iv_optimize_finalize): Remove call to finalize_costs.
11865 * tree-ssa-address.c (expmed.h): New #include.
11866 (most_expensive_mult_to_index): Change multiply_by_const_cost to
11867 mult_by_coeff_cost.
11868 * gimple-ssa-strength-reduction.c (expmed.h): New #include.
11869 (stmt_cost): Change to use mult_by_coeff_cost, mul_cost, add_cost,
11870 neg_cost, and convert_cost instead of IVOPTS interfaces.
11871 (execute_strength_reduction): Remove calls to initialize_costs and
11873 * expmed.c (struct init_expmed_rtl): Add convert rtx_def.
11874 (init_expmed_one_mode): Initialize convert rtx_def; initialize
11875 x_convert_cost for related modes.
11876 (mult_by_coeff_cost): New function.
11877 * expmed.h (NUM_MODE_INT): New #define.
11878 (struct target_expmed): Add x_convert_cost matrix.
11879 (set_convert_cost): New inline function.
11880 (convert_cost): Likewise.
11881 (mult_by_coeff_cost): New extern decl.
11882 * tree-flow.h (initialize_costs): Remove decl.
11883 (finalize_costs): Likewise.
11884 (multiply_by_const_cost): Likewise.
11885 (add_regs_cost): Likewise.
11886 (multiply_regs_cost): Likewise.
11887 (add_const_cost): Likewise.
11888 (extend_or_trunc_reg_cost): Likewise.
11889 (negate_reg_cost): Likewise.
11890 * Makefile.in (gimple-ssa-strength-reduction.o): Update dependencies.
11891 (tree-ssa-address.o): Update dependencies.
11893 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
11895 * bitmap.h: Add explanation of sparse set as linked-list bitmap.
11896 * sbitmap.h: Add explanation about non-sparse sets as simple bitmap.
11897 (TEST_BIT): Make a static inline function for stronger type checking.
11898 (SET_BIT): Don't handle sbitmaps with popcount.
11899 (RESET_BIT): Likewise.
11900 (SET_BIT_WITH_POPCOUNT): New, like SET_BIT but with popcount.
11901 (RESET_BIT_WITH_POPCOUNT): New, like RESET_BIT but with popcount.
11902 * ebitmap.c (ebitmap_clear_bit): Use SET_BIT_WITH_POPCOUNT and
11903 RESET_BIT_WITH_POPCOUNT on wordmask bitmaps.
11904 (ebitmap_set_bit, ebitmap_and_into, ebitmap_and, ebitmap_ior_into,
11905 ebitmap_and_compl_into, ebitmap_and_compl): Likewise.
11906 * sparseset.h: Add explanation of sparse set representation.
11908 2012-07-26 Richard Guenther <rguenther@suse.de>
11910 PR tree-optimization/54098
11911 * tree-vrp.c (vrp_visit_phi_node): Iterate once more if the
11912 original range was UNDEFINED.
11914 2012-07-26 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
11916 * config/arm/neon.ml (ops): Fix regexp for vld1Q_dups64 and
11917 vld1Q_dupu64 tests.
11919 2012-07-26 Oleg Endo <olegendo@gcc.gnu.org>
11922 * config/sh/sh.opt (mzdcbranch): New option.
11923 * doc/invoke.texi: Document it.
11924 * config/sh/sh.md (negsi_cond): Use TARGET_ZDCBRANCH as condition
11925 instead of TARGET_HARD_SH4.
11926 * config/sh/sh.c (sh_option_override): Set TARGET_ZDCBRANCH as default
11927 for TARGET_HARD_SH4.
11929 2012-07-25 Oleg Endo <olegendo@gcc.gnu.org>
11932 * config/sh/predicates.md (shift_count_operand): Handle not-SHMEDIA
11934 (p27_shift_count_operand, not_p27_shift_count_operand): New predicates.
11935 * config/sh/sh.md (ashlsi3): Remove parallel and T_REG clobber
11936 from expander. Do not emit shift insn for not-SHMEDIA case.
11937 (ashlsi3_std): Replace with ...
11938 (ashlsi3_k, ashlsi3_d): ... these new insns.
11939 * config/sh/sh.c (gen_ashift): Make static. Add sanity checks.
11940 Emit ashlsi3_k insn instead of ashlsi3_std in ASHIFT case.
11941 (gen_ashift_hi): Make static.
11942 * config/sh/sh-protos.h (gen_ashift, gen_ashift_hi): Remove forward
11945 2012-07-25 Bharathi Seshadri <bseshadr@cisco.com>
11946 Jim Wilson <jimwilso@cisco.com>
11948 * config/arm/bpabi.h (BE8_LINK_SPEC): Set according to
11949 TARGET_BIG_ENDIAN_DEFAULT.
11951 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
11953 * gimple-low.c (lower_try_catch): New function.
11954 (lower_stmt) <GIMPLE_TRY>: Use it to lower GIMPLE_TRY_CATCH.
11955 <GIMPLE_CATCH>: Delete.
11956 <GIMPLE_EH_FILTER>: Likewise.
11958 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
11960 * expr.c (expand_expr_real_1): Do not expand operand #1 and #2
11961 of BIT_FIELD_REF for ignored results.
11962 * fold-const.c (fold_ternary_loc) <BIT_FIELD_REF>: Check that the
11963 CONSTRUCTOR has vector type before using vector accessors on it.
11964 * gimplify.c (gimplify_compound_lval): Do not gimplify operand #1 and
11965 #2 of BIT_FIELD_REF.
11966 (gimplify_expr) <BIT_FIELD_REF>: Likewise.
11967 * tree-nested.c (convert_nonlocal_reference_op) <BIT_FIELD_REF>: Do
11968 not process operand #1 and #2.
11969 (convert_local_reference_op): Likewise.
11970 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Remove superfluous
11972 <BIT_FIELD_REF>: Reuse operand #1 and #2 directly.
11973 * tree.c (stabilize_reference) <BIT_FIELD_REF>: Do not stabilize
11975 (UPDATE_FLAGS): Do not consider operand #2 of BIT_FIELD_REF.
11976 (build6_stat): Delete.
11977 * tree.h (build6_stat, build6, build6_stat_loc, build6_loc): Likewise.
11979 2012-07-25 Marc Glisse <marc.glisse@inria.fr>
11981 PR tree-optimization/30318
11982 * tree-vrp.c (extract_range_from_binary_expr_1) [PLUS_EXPR]:
11984 [MINUS_EXPR]: Merge with PLUS_EXPR.
11986 2012-07-25 Sandra Loosemore <sandra@codesourcery.com>
11987 Paul Brook <paul@codesourcery.com>
11990 * target.def (warn_func_return): New hook.
11991 * doc/tm.texi.in (TARGET_WARN_FUNC_RETURN): New hook.
11992 * doc/tm.texi: Regenerate.
11993 * doc/sourcebuild.texi (Effective-Target Keywords): Document
11995 * ipa-pure-const.c (warn_function_noreturn): Check
11996 targetm.warn_func_return.
11997 * tree-cfg.c (execute_warn_function_return): Likewise.
11998 * config/spu/spu.c (spu_warn_func_return): New.
11999 (TARGET_WARN_FUNC_RETURN): Define.
12000 * config/rx/rx.c (rx_warn_func_return): New.
12001 (TARGET_WARN_FUNC_RETURN): Define.
12002 * config/avr/avr.c (avr_warn_func_return): New.
12003 (TARGET_WARN_FUNC_RETURN): Define.
12004 * config/arm/arm.c (arm_warn_func_return): New.
12005 (TARGET_WARN_FUNC_RETURN): Define.
12006 * config/mcore/mcore.c (mcore_warn_func_return): New.
12007 (TARGET_WARN_FUNC_RETURN): Define.
12008 (saved_warn_return_type, saved_warn_return_type_count): Remove.
12009 (mcore_reorg, mcore_handle_naked_attribute): Remove warn_return hack.
12011 2012-07-25 Siddhesh Poyarekar <siddhesh@redhat.com>
12013 * final.c [ASSEMBLER_DIALECT](do_assembler_dialects): New
12014 function to implement assembler dialects.
12015 (output_asm_insn): Use do_assembler_dialects.
12016 (asm_fprintf): Likewise.
12018 2012-07-25 Richard Henderson <rth@redhat.com>
12021 * libfuncs.h: Don't include optabs.h.
12022 (struct libfunc_entry): Use "int" for op, mode1, mode2 members.
12023 * optabs.c (hash_libfunc): Don't cast members to int.
12024 * Makefile.in (LIBFUNCS_H): Don't include OPTABS_H.
12026 2012-07-25 Dodji Seketeli <dodji@redhat.com>
12028 * basic-block.c: Fix typo in comment.
12030 2012-07-25 Kirill Yukhin <kirill.yukhin@intel.com>
12031 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
12033 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PRFCHW_SET): New.
12034 (OPTION_MASK_ISA_PRFCHW_UNSET): Likewise.
12035 (ix86_handle_option): Handle mprfchw option.
12036 * config.gcc (i[34567]86-*-*): Add prfchwintrin.h.
12037 (x86_64-*-*): Likewise.
12038 * config/i386/prfchwintrin.h: New header.
12039 * config/i386/cpuid.h (bit_PRFCHW): New.
12040 (bit_BMI): Formatting fix.
12041 (bit_HLE): Likewise.
12042 (bit_RTM): Likewise.
12043 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
12045 * config/i386/i386-c.c: Define __PRFCHW__ if needed.
12046 * config/i386/i386.c (ix86_target_string): Define
12047 -mprfchw option. Formatting fixes.
12048 (PTA_HLE): Formatting fix.
12050 (ix86_option_override_internal): Handle new option.
12051 (ix86_valid_target_attribute_inner_p): Add OPT_mprfchw.
12052 * config/i386/i386.h (TARGET_PRFCHW): New.
12053 * config/i386/i386.md (prefetch): Enable for TARGET_PRFCHW.
12054 * config/i386/i386.opt (mprfchw): New.
12055 * config/i386/mm3dnow.h: Move _m_prefetchw from here to prfchwintrin.h.
12056 * config/i386/x86intrin.h: Include prfchwintrin.h.
12058 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
12060 * config/i386/i386.md (stack_protect_set): Disable the pattern
12061 for Android since Android libc (bionic) does not provide random
12062 value for stack protection guard at gs:0x14. Guard value
12063 will be provided from external symbol (default implementation).
12064 (stack_protect_set_<mode>): Likewise.
12065 (stack_protect_test): Likewise.
12066 (stack_protect_test_<mode>): Likewise.
12067 * defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
12068 not have Bionic by default
12069 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
12070 Macro OPTION_BIONIC is defined in this file and provides Bionic
12071 accessibility status
12073 2012-07-25 Steven Bosscher <steven@gcc.gnu.org>
12075 * gimple-pretty-print.c (gimple_dump_bb_buff): Call pp_flush.
12077 2012-07-25 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12080 * config.gcc (i[34567]86-*-linux* | ...): Add btver2.
12081 (case ${target}): Add btver2.
12082 * config/i386/driver-i386.c (host_detect_local_cpu): Let
12083 -march=native recognize btver2 processors.
12084 * config/i386/i386-c.c (ix86_target_macros_internal): Add
12085 btver2 def_and_undef
12086 * config/i386/i386.c (struct processor_costs btver2_cost): New
12088 (m_BTVER2): New definition.
12089 (m_AMD_MULTIPLE): Includes m_BTVER2.
12090 (initial_ix86_tune_features): Add btver2 tune.
12091 (processor_target_table): Add btver2 entry.
12092 (static const char *const cpu_names): Add btver2 entry.
12093 (software_prefetching_beneficial_p): Add btver2.
12094 (ix86_option_override_internal): Add btver2 instruction sets.
12095 (ix86_issue_rate): Add btver2.
12096 (ix86_adjust_cost): Add btver2.
12097 * config/i386/i386.h (TARGET_BTVER2): New definition.
12098 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver2.
12099 (enum processor_type): Add PROCESSOR_BTVER2.
12100 * config/i386/i386.md (define_attr "cpu"): Add btver2.
12102 2012-07-24 Bill Schmidt <wschmidt@linux.ibm.com>
12104 * doc/tm.texi: Regenerate.
12105 * targhooks.c (default_init_cost): Add prologue and epilogue costs.
12106 (default_add_stmt_cost): Likewise; also handle NULL stmt_info.
12107 (default_finish_cost): Add prologue and epilogue costs.
12108 * targhooks.h (default_add_stmt_cost): Change parameter list.
12109 (default_finish_cost): Likewise.
12110 * target.def (init_cost): Change documentation string.
12111 (add_stmt_cost): Change documentation string and parameter list.
12112 (finish_cost): Likewise.
12113 * target.h (vect_cost_model_location): New enum.
12114 * tree-vectorizer.h (struct _slp_tree): Remove cost substruct.
12115 (struct _slp_instance): Remove cost substruct; rename stmt_cost_vec
12117 (SLP_INSTANCE_OUTSIDE_OF_LOOP_COST): Remove.
12118 (SLP_INSTANCE_STMT_COST_VEC): Rename to SLP_INSTANCE_BODY_COST_VEC.
12119 (SLP_TREE_OUTSIDE_OF_LOOP_COST): Remove.
12120 (struct _vect_peel_extended_info): Rename stmt_cost_vec to
12122 (struct _stmt_vec_info): Remove cost substruct.
12123 (STMT_VINFO_OUTSIDE_OF_LOOP_COST): Remove.
12124 (stmt_vinfo_set_outside_of_loop_cost): Remove.
12125 (builtin_vectorization_cost): New function.
12126 (vect_get_stmt_cost): Change to use builtin_vectorization_cost.
12127 (add_stmt_cost): Change parameter list.
12128 (finish_cost): Likewise.
12129 (vect_model_simple_cost): Likewise.
12130 (vect_model_store_cost): Likewise.
12131 (vect_model_load_cost): Likewise.
12132 (record_stmt_cost): Likewise.
12133 (vect_get_load_cost): Likewise.
12134 (vect_get_known_peeling_cost): Likewise.
12135 * tree-vect-loop.c (vect_get_known_peeling_cost): Change parameter
12136 list; call record_stmt_cost for prologue and epilogue costs.
12137 (vect_estimate_min_profitable_iters): Call add_stmt_cost for
12138 prologue and epilogue costs; remove computation of vec_outside_cost;
12139 return vec_prologue_cost and vec_epilogue_cost from finish_cost.
12140 (vect_model_reduction_cost): Revise call to add_stmt_cost for body
12141 costs; call add_stmt_cost for prologue and epilogue costs.
12142 (vect_model_induction_cost): Revise call to add_stmt_cost for body
12143 costs; call add_stmt_cost for prologue costs.
12144 * tree-vect-data-refs.c (vect_get_data_access_cost): Change parameter
12145 list for function and arguments for calls to vect_get_load_cost and
12146 vect_get_store_cost.
12147 (vect_peeling_hash_get_lowest_cost): Change argument list for calls to
12148 vect_get_data_access_cost and vect_get_known_peeling_cost; use
12149 temporary vectors prologue_cost_vec and epilogue_cost_vec for the
12150 latter call and discard their results; rename stmt_cost_vec to
12151 body_cost_vec; correct possible storage leak for body_cost_vec.
12152 (vect_peeling_hash_choose_best_peeling): Rename stmt_cost_vec to
12154 (vect_enhance_data_refs_alignment): Rename stmt_cost_vec to
12155 body_cost_vec; add extra dummy parameter on calls to
12156 vect_get_data_access_cost; tolerate null si->stmt; add vect_body to
12157 argument list on call to add_stmt_cost.
12158 * tree-vect-stmts.c (record_stmt_cost): Change parameter list;
12159 rename stmt_cost_vec to body_cost_vec; tolerate null stmt_info; call
12160 builtin_vectorization_cost; add "where" parameter on call to
12162 (vect_model_simple_cost): Change parameter list; call record_stmt_cost
12163 for prologue costs; remove call to stmt_vinfo_set_outside_of_loop_cost;
12164 rename stmt_cost_vec to body_cost_vec.
12165 (vect_model_promotion_demotion_cost): Add vect_body argument to call
12166 to add_stmt_cost; call add_stmt_cost for prologue costs; remove call
12167 to stmt_vinfo_set_outside_of_loop_cost.
12168 (vect_model_store_cost): Change parameter list; call record_stmt_cost
12169 for prologue costs; add vect_body argument to call to record_stmt_cost;
12170 rename stmt_cost_vec to body_cost_vec; remove call to
12171 stmt_vinfo_set_outside_of_loop_cost.
12172 (vect_get_store_cost): Rename stmt_cost_vec to body_cost_vec; add
12173 vect_body argument to calls to record_stmt_cost.
12174 (vect_model_load_cost): Change parameter list; rename stmt_cost_vec to
12175 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
12176 remove call to stmt_vinfo_set_outside_of_loop_cost.
12177 (vect_get_load_cost): Change parameter list; rename stmt_cost_vec to
12178 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
12179 call record_stmt_cost for prologue costs.
12180 (vectorizable_store): Change argument list for call to
12181 vect_model_store_cost.
12182 (vectorizable_load): Change argument list for call to
12183 vect_model_load_cost.
12184 (new_stmt_vec_info): Remove assignment to
12185 STMT_VINFO_OUTSIDE_OF_LOOP_COST.
12186 * config/spu/spu.c (spu_init_cost): Add prologue and epilogue costs.
12187 (spu_add_stmt_cost): Likewise; also handle NULL stmt_info.
12188 (spu_finish_cost): Add prologue and epilogue costs.
12189 * config/i386/i386.c (i386_init_cost): Add prologue and epilogue costs.
12190 (i386_add_stmt_cost): Likewise; also handle NULL stmt_info.
12191 (i386_finish_cost): Add prologue and epilogue costs.
12192 * config/rs6000/rs6000.c (rs6000_init_cost): Add prologue and epilogue
12194 (rs6000_add_stmt_cost): Likewise; also handle NULL stmt_info.
12195 (rs6000_finish_cost): Add prologue and epilogue costs.
12196 * tree-vect-slp.c (vect_free_slp_instance): Rename
12197 SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC.
12198 (vect_create_new_slp_node): Remove assignment to
12199 SLP_TREE_OUTSIDE_OF_LOOP_COST.
12200 (vect_get_and_check_slp_defs): Change parameter list; change argument
12201 lists to calls to vect_model_store_cost and vect_model_simple_cost.
12202 (vect_build_slp_tree): Change parameter list; change argument lists
12203 to calls to vect_model_load_cost, vect_get_and_check_slp_defs, and
12204 recursive self-calls; remove setting of outside_cost from
12205 SLP_TREE_OUTSIDE_OF_LOOP_COST; add vect_body argument to call to
12207 (vect_analyze_slp_instance): Rename stmt_cost_vec to body_cost_vec;
12208 rename SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC;
12209 remove assignment to SLP_INSTANCE_OUTSIDE_OF_LOOP_COST; record SLP
12211 (vect_bb_vectorization_profitable_p): Rename stmt_cost_vec to
12212 body_cost_vec; handle null ci->stmt; add vect_body argument to call
12213 to add_stmt_cost; simplify calls to targetm.vectorize.
12214 builtin_vectorization_cost; return vec_prologue_cost and
12215 vec_epilogue_cost from finish_cost.
12216 (vect_update_slp_costs_according_to_vf): Rename stmt_cost_vec to
12217 body_cost_vec; add vect_body argument to call to add_stmt_cost.
12219 2012-07-24 Richard Henderson <rth@redhat.com>
12221 * system.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Poison.
12222 * config/cris/cris.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
12223 * config/h8300/h8300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
12224 * config/mn10300/mn10300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
12225 * config/rs6000/rs6000.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove
12227 * config/v850/v850.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
12228 * config/v850/v850.md (fixuns_truncsfsi2, fixuns_truncdfsi2): New.
12229 (fix_truncsfsi2, fix_truncdfsi2): Avoid double FIX.
12230 * config/vax/vax.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
12231 * config/vax/vax.md (fixuns_trunc<VAXfp><VAXint>): New.
12232 * doc/tm.texi.in (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
12233 * doc/tm.texi: Rebuild.
12235 2012-07-24 Richard Henderson <rth@redhat.com>
12237 * optabs.def: New file.
12238 * Makefile.in (OPTABS_H): Add insn-opinit.h.
12239 (MOSTLYCLEANFILES): Likewise.
12240 (insn-opinit.o): Remove reload.h
12241 (simple_rtl_generated_c): Remove insn-opinit.c.
12242 (s-opinit): New rule.
12243 (build/genopinit.o): Add optabs.def.
12244 * genopinit.c (rtx_upname): New.
12245 (optabs): Extract to optabs.def
12246 (enum optab_tag, struct optab_def_d, optabs): New.
12247 (struct pattern_d, patterns): New.
12248 (match_pattern): Split out from ...
12249 (gen_insn): ... here. Push matches on patterns vec.
12250 (pattern_cmp, optab_kind_cmp, optab_rcode_cmp): New.
12251 (header_file_name, source_file_name, handle_arg): New.
12252 (open_outfile): New.
12253 (main): Sort and emit new tables. Generate lookup_handler,
12254 raw_optab_handler, swap_optab_enable.
12255 * libfuncs.h (libfunc_entry): Change "size_t optab" to "optab op".
12256 * optabs.c (code_to_optab_): Remove.
12257 (hash_libfunc): Update for optab name change.
12258 (eq_libfunc): Likewise.
12259 (convert_optab_libfunc): Update computation of optab member;
12260 use the new convlib_def table.
12261 (optab_libfunc): Similarly.
12262 (set_optab_libfunc, set_conv_libfunc): Likewise.
12263 (sign_expand_binop): Use swap_optab_enable instead of fake optabs.
12264 (init_insn_codes, init_optab, init_optabv, init_convert_optab): Remove.
12265 (init_optabs): Don't call them; export the data to optabs.def.
12266 (gen_int_libfunc, gen_fp_libfunc): Export non-static.
12267 (gen_fixed_libfunc, gen_signed_fixed_libfunc): Likewise.
12268 (gen_unsigned_fixed_libfunc, gen_int_fp_libfunc): Likewise.
12269 (gen_intv_fp_libfunc, gen_int_fp_fixed_libfunc): Likewise.
12270 (gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc): Likewise.
12271 (gen_int_signed_fixed_libfunc): Likewise.
12272 (gen_int_unsigned_fixed_libfunc): Likewise.
12273 (gen_interclass_conv_libfunc, gen_int_to_fp_conv_libfunc): Likewise.
12274 (gen_ufloat_conv_libfunc): Likewise.
12275 (gen_int_to_fp_nondecimal_conv_libfunc): Likewise.
12276 (gen_fp_to_int_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
12277 (gen_trunc_conv_libfunc, gen_extend_conv_libfunc): Likewise.
12278 (gen_fract_conv_libfunc, gen_fractuns_conv_libfunc): Likewise.
12279 (gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): Likewise.
12280 (debug_optab_libfuncs): Update for optab representation change.
12281 * optabs.h: Include insn-opinit.h.
12282 (optab, convert_optab, direct_optab): New typedefs.
12283 (struct optab_handlers, struct widening_optab_handlers): Remove.
12284 (struct optab_libcall_d): Rename from optab_d; remove code_,
12285 handlers, widening members.
12286 (struct convert_optab_libcall_d): Rename from convert_optab_d;
12287 remove code_ and handlers members.
12288 (enum optab_index, enum convert_optab_index): Remove.
12289 (enum direct_optab_index): Remove.
12290 (code_to_optab_): Fix array range.
12291 (optab_to_code): Covert to inline function.
12292 (optab_to_code_, convlib_def, normlib_def): Declare.
12293 (raw_optab_handler, swap_optab_enable): Declare.
12294 (unknown_optab): Remove; export to optabs.def
12295 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
12296 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
12297 ssashl_optab, usashl_optab, add_optab, sub_optab, smul_optab,
12298 addv_optab, subv_optab, smul_highpart_optab, umul_highpart_optab,
12299 smul_widen_optab, umul_widen_optab, usmul_widen_optab,
12300 smadd_widen_optab, umadd_widen_optab, ssmadd_widen_optab,
12301 usmadd_widen_optab, smsub_widen_optab, umsub_widen_optab,
12302 ssmsub_widen_optab, usmsub_widen_optab, sdiv_optab, smulv_optab,
12303 sdivv_optab, sdivmod_optab, udiv_optab, udivmod_optab, smod_optab,
12304 umod_optab, fmod_optab, remainder_optab, ftrunc_optab, and_optab,
12305 ior_optab, xor_optab, ashl_optab, lshr_optab, ashr_optab, rotl_optab,
12306 rotr_optab, vashl_optab, vlshr_optab, vashr_optab, vrotl_optab,
12307 vrotr_optab, smin_optab, smax_optab, umin_optab, umax_optab, pow_optab,
12308 atan2_optab, fma_optab, fms_optab, fnma_optab, fnms_optab, mov_optab,
12309 movstrict_optab, movmisalign_optab, storent_optab, neg_optab,
12310 negv_optab, abs_optab, absv_optab, one_cmpl_optab, bswap_optab,
12311 ffs_optab, clz_optab, ctz_optab, clrsb_optab, popcount_optab,
12312 parity_optab, sqrt_optab, sincos_optab, sin_optab, asin_optab,
12313 cos_optab, acos_optab, exp_optab, exp10_optab, exp2_optab, expm1_optab,
12314 ldexp_optab, scalb_optab, significand_optab, logb_optab, ilogb_optab,
12315 log_optab, log10_optab, log2_optab, log1p_optab, floor_optab,
12316 ceil_optab, btrunc_optab, round_optab, nearbyint_optab, rint_optab,
12317 tan_optab, atan_optab, copysign_optab, signbit_optab, isinf_optab,
12318 cmp_optab, ucmp_optab, eq_optab, ne_optab, gt_optab, ge_optab,
12319 lt_optab, le_optab, unord_optab, strlen_optab, cbranch_optab,
12320 cmov_optab, cstore_optab, ctrap_optab, push_optab, addcc_optab,
12321 reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
12322 reduc_splus_optab, reduc_uplus_optab, ssum_widen_optab,
12323 usum_widen_optab, sdot_prod_optab, udot_prod_optab, vec_set_optab,
12324 vec_extract_optab, vec_init_optab, vec_shl_optab, vec_shr_optab,
12325 vec_realign_load_optab, vec_widen_umult_hi_optab,
12326 vec_widen_umult_lo_optab, vec_widen_smult_hi_optab,
12327 vec_widen_smult_lo_optab, vec_widen_umult_even_optab,
12328 vec_widen_umult_odd_optab, vec_widen_smult_even_optab,
12329 vec_widen_smult_odd_optab, vec_widen_ushiftl_hi_optab,
12330 vec_widen_ushiftl_lo_optab, vec_widen_sshiftl_hi_optab,
12331 vec_widen_sshiftl_lo_optab, vec_unpacks_hi_optab, vec_unpacks_lo_optab,
12332 vec_unpacku_hi_optab, vec_unpacku_lo_optab, vec_unpacks_float_hi_optab,
12333 vec_unpacks_float_lo_optab, vec_unpacku_float_hi_optab,
12334 vec_unpacku_float_lo_optab, vec_pack_trunc_optab, vec_pack_ssat_optab,
12335 vec_pack_usat_optab, vec_pack_sfix_trunc_optab,
12336 vec_pack_ufix_trunc_optab, powi_optab, sync_compare_and_swap_optab,
12337 sync_lock_test_and_set_optab, sync_old_add_optab, sync_old_sub_optab,
12338 sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab,
12339 sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab,
12340 sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab,
12341 sync_new_nand_optab, sext_optab, zext_optab, trunc_optab, sfix_optab,
12342 ufix_optab, sfixtrunc_optab, ufixtrunc_optab, sfloat_optab,
12343 ufloat_optab, lrint_optab, lround_optab, lfloor_optab, lceil_optab,
12344 fract_optab, fractuns_optab, satfract_optab, satfractuns_optab,
12345 vec_load_lanes_optab, vec_store_lanes_optab, vcond_optab, vcondu_optab,
12346 movcc_optab, reload_in_optab, reload_out_optab, movmem_optab,
12347 setmem_optab, cmpstr_optab, cmpstrn_optab, cmpmem_optab,
12348 sync_lock_release_optab, sync_add_optab, sync_sub_optab,
12349 sync_ior_optab, sync_and_optab, sync_xor_optab, sync_nand_optab,
12350 atomic_exchange_optab, atomic_compare_and_swap_optab,
12351 atomic_load_optab, atomic_store_optab, atomic_add_fetch_optab,
12352 atomic_sub_fetch_optab, atomic_and_fetch_optab,
12353 atomic_nand_fetch_optab, atomic_xor_fetch_optab, atomic_or_fetch_optab,
12354 atomic_fetch_add_optab, atomic_fetch_sub_optab, atomic_fetch_and_optab,
12355 atomic_fetch_nand_optab, atomic_fetch_xor_optab, atomic_fetch_or_optab,
12356 atomic_add_optab, atomic_sub_optab, atomic_and_optab,
12357 atomic_nand_optab, atomic_xor_optab, atomic_or_optab,
12358 atomic_always_lock_free_optab, atomic_is_lock_free_optab,
12359 atomic_thread_fence_optab, atomic_signal_fence_optab,
12360 vec_perm_optab, vec_perm_const_optab): Likewise.
12361 (struct target_optabs): Remove x_optab_table, x_convert_optab_table,
12362 and x_direct_optab_table members; add pat_enable.
12363 (optab_table, convert_optab_table, direct_optab_table): Remove.
12364 (optab_handler): Use raw_optab_handler.
12365 (widening_optab_handler, convert_optab_handler): Likewise.
12366 (set_optab_handler, set_widening_optab_handler): Remove.
12367 (set_convert_optab_handler, set_direct_optab_handler): Remove.
12368 (direct_optab_handler): Defer to optab_handler.
12369 * rtl.h (NON_GENERATOR_NUM_RTX_CODE): New.
12371 2012-07-24 Jason Merrill <jason@redhat.com>
12373 * bitmap.c (bitmap_descriptor): Adjust order of parameters to
12374 match MEM_STAT_DECL.
12375 * statistics.h (ALONE_FINAL_MEM_STAT_DECL): Correct typo.
12377 2012-07-24 Richard Henderson <rth@redhat.com>
12379 * optabs.h (struct optab_d): Rename code member to code_.
12380 (struct convert_optab_h): Likewise.
12381 (code_to_optab_): Rename from code_to_optab.
12382 (code_to_optab, optab_to_code): New.
12383 * dojump.c (do_compare_rtx_and_jump): Use code_to_optab.
12384 * ifcvt.c (noce_emit_move_insn): Likewise.
12385 * optabs.c (simplify_expand_binop): Use optab_to_code.
12386 (expand_simple_binop, shift_optab_p, commutative_optab_p): Likewise.
12387 (avoid_expensive_constant, expand_binop_directly): Likewise.
12388 (expand_binop, expand_simple_unop, expand_unop_direct): Likewise.
12389 (expand_unop, prepare_float_lib_cmp, expand_fixed_convert): Likewise.
12390 (have_insn_for, debug_optab_libfuncs): Likewise.
12391 (init_optab, init_optabv, init_convert_optab): Update for optab
12392 member name change.
12394 * libfuncs.h: Include optabs.h.
12395 * dwarf2out.c, lto-streamer.in.c: Don't include libfuncs.h.
12396 * Makefile.in (LIBFUNCS_H): Add OPTABS_H.
12397 (lto-streamer-in.o, dwarf2out.o): Update deps.
12399 * optabs.h (unknown_optab): New.
12400 * builtins.c (interclass_mathfn_icode): Use it.
12401 * dojump.c (do_compare_rtx_and_jump): Likewise.
12402 * optabs.c (optab_for_tree_code, expand_binop): Likewise.
12403 * tree-vect-generic.c (add_rshift, expand_vector_divmod): Likewise.
12404 (expand_vector_operations_1): Likewise.
12405 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
12406 * tree-vect-stmts.c (supportable_narrowing_operation): Likewise.
12408 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
12410 * alloc-pool.c (create_alloc_pool): Fix ENABLE_CHECKING check.
12412 2012-07-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
12415 * config/arm/arm.c (arm_print_operand_address): Remove superfluous
12417 * config/arm/neon.md ("neon_vld3_lane<mode>":VD): Remove alignment
12419 ("neon_vld3_lane<mode>":VMQ): Likewise.
12420 ("neon_vld3_dup<mode>":VDX): Likewise.
12421 ("neon_vst3_lane<mode>":VD): Likewise.
12422 ("neon_vst3_lane<mode>":VMQ): Likewise.
12424 2012-07-24 Roland McGrath <mcgrathr@google.com>
12426 * arm.c (arm_get_frame_offsets): Don't use fixed regs for
12427 stack alignment padding.
12429 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
12432 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
12433 negative constant address for TARGET_X32 ...
12434 (ix86_decompose_address): ... here. Reject constant addresses
12435 that don't satisfy x86_64_immediate_operand predicate.
12437 2012-07-24 Julian Brown <julian@codesourcery.com>
12439 * doc/sourcebuild.texi (arm_hf_eabi): Document effective-target check.
12441 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
12443 * sbitmap.h (SBITMAP_ELT_BITS): Use "1u" trick as for BITMAP_WORD_BITS.
12444 Move test to check that there is a popcount function for the the number
12445 of bits in SBITMAP_ELT_BITS to sbitmap.c.
12446 * sbitmap.c: Test SBITMAP_ELT_BITS, not HOST_BITS_PER_WIDEST_FAST_INT.
12447 MEM_STAT_INFO): Define in terms of their ALONE counterparts.
12449 * configure.ac (GATHER_STATISTICS): Always define, non-zero if enabled.
12450 * configure: Regenerate.
12451 * statistics.h (GATHER_STATISTICS): Error out if it is not defined.
12452 (GCC_MEM_STAT_ARGUMENTS): New define.
12453 (ALONE_MEM_STAT_DECL): Define in terms of GCC_MEM_STAT_ARGUMENTS.
12454 (ALONE_FINAL_MEM_STAT_DECL, ALONE_FINAL_PASS_MEM_STAT): New defines.
12455 (MEM_STAT_DECL, FINAL_MEM_STAT_DECL, PASS_MEM_STAT,
12456 FINAL_PASS_MEM_STAT): Define.
12457 * ggc-internal.h (ggc_record_overhead): Use FINAL_MEM_STAT_DECL.
12458 * ggc.h (ggc_record_overhead, ggc_free_overhead,
12459 ggc_prune_overhead_list): Remove internal prototypes, they are defined
12460 already in ggc-internal.h.
12461 * ggc-common.c (struct loc_descriptor): Remove #ifdef GATHER_STATISTICS
12463 (add_statistics): Likewise.
12464 (dump_ggc_loc_statistics): Likewise. Return if GATHER_STATISTICS is 0.
12465 * ggc-zone.c (struct page_entry): Remove #ifdef GATHER_STATISTICS
12466 wrappers around "survived" and "stats" members.
12467 (alloc_large_page): Always initialize survived.
12468 (ggc_internal_alloc_zone_stat): Likewise.
12469 Remove #ifdef GATHER_STATISTICS wrappers. Record overhead if
12470 GATHER_STATISTICS is non-0.
12471 (ggc_free): Convert #ifdef GATHER_STATISTICS to if-code.
12472 (sweep_pages): Always increase survived.
12473 (ggc_collect_1): Convert #ifdef GATHER_STATISTICS to if-code.
12474 (calculate_average_page_survival): Always define.
12475 (ggc_collect): Convert #ifdef GATHER_STATISTICS to if-code.
12476 (ggc_print_statistics): Likewise.
12477 (ggc_pch_read): Likewise.
12478 * ggc-page.c (struct globals): Always define "stats" member.
12479 (ggc_internal_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
12480 (ggc_free): Likewise.
12481 (ggc_collec): Likewise.
12482 (ggc_print_statistics): Likewise.
12483 * bitmap.h (struct bitmap_head_def): Always define "desc" member.
12484 (bitmap_initialize_stat): Convert #ifdef GATHER_STATISTICS to if-code.
12485 * gimple.h (enum gimple_alloc_kind): Always define.
12486 (gimple_alloc_kind): Likewise.
12487 * tree-flow.h (phinodes_print_statistics): Always define.
12488 (ssanames_print_statistics): Likewise.
12489 * vec.h (vec_heap_free): Always define.
12490 (VEC_stack_alloc): Define if GATHER_STATISTICS is non-0.
12491 * alloc-pool.c (alloc_pool_descriptor): Always define.
12492 (create_alloc_pool): Convert #ifdef GATHER_STATISTICS to if-code.
12493 (empty_alloc_pool): Likewise.
12494 (pool_alloc): Likewise.
12495 (pool_free): Likewise.
12496 (dump_alloc_pool_statistics): Likewise.
12497 (print_statistics): Always define.
12498 * bitmap.c (struct bitmap_descriptor): Always define.
12499 (bitmap_register): Pass ALONE_FINAL_PASS_MEM_STAT.
12500 (register_overhead): Always define.
12501 (bitmap_element_free): Convert #ifdef GATHER_STATISTICS to if-code.
12502 (bitmap_element_allocate): Likewise.
12503 (bitmap_elt_clear_from): Likewise.
12504 (bitmap_obstack_alloc_stat): Likewise.
12505 (bitmap_gc_alloc_stat): Likewise.
12506 (bitmap_obstack_free): Likewise.
12507 (bitmap_find_bit): Likewise.
12508 (bitmap_ior_and_into): Likewise.
12509 (bitmap_print): Likewise.
12510 (dump_bitmap_statistics): Likewise. Return if GATHER_STATISTICS is 0.
12511 * gimple.c (gimple_alloc_counts, gimple_alloc_sizes): Always define.
12512 (gimple_alloc_kind_names): Likewise.
12513 (gimple_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
12514 (dump_gimple_statistics): Likewise. Return if GATHER_STATISTICS is 0.
12515 * rtl.c (rtx_alloc_counts, rtx_alloc_sizes, rtvec_alloc_counts,
12516 rtvec_alloc_sizes): Always define.
12517 (rvec_alloc): Convert #ifdef GATHER_STATISTICS to if-code.
12518 (rtx_alloc_stat): Likewise.
12519 (dump_rtx_statistics): Likewise. Return if GATHER_STATISTICS is 0.
12520 * tree.c (_obstack_allocated_p, tree_code_counts, tree_node_counts,
12521 tree_node_sizes, tree_node_kind_names): Always define.
12522 (record_node_allocation_statistics): Convert #ifdef GATHER_STATISTICS
12524 (type_hash_canon): Likewise.
12525 (dump_tree_statistics): Likewise.
12526 * tree-ssanames.c (ssa_name_nodes_reused, ssa_name_nodes_created):
12528 (ssanames_print_statistics): Likewise.
12529 (make_ssa_name_fn): Convert #ifdef GATHER_STATISTICS to if-code.
12530 * tree-phinodes.c (phi_nodes_reused, phi_nodes_created): Always define.
12531 (phinodes_print_statistics): Likewise.
12532 (allocate_phi_node): Convert #ifdef GATHER_STATISTICS to if-code.
12533 * vec.c (struct vec_descriptor): Always define.
12534 (hash_descriptor, eq_descriptor, ptr_hash_entry, hash_ptr, eq_ptr,
12535 vec_descriptor, rester_overhead, free_overhead): Likewise.
12536 (cmp_statistic): Likewise.
12537 (vec_heap_free): Convert #ifdef GATHER_STATISTICS to if-code.
12538 (vec_heap_o_reserve_1): Likewise.
12539 (dump_vec_loc_statistics): Likewise.
12541 2012-07-24 Richard Guenther <rguenther@suse.de>
12543 PR tree-optimization/53616
12544 * tree-loop-distribution.c (ldist_gen): Do not change
12545 partition ordering when merging partitions.
12547 2012-07-24 Alan Modra <amodra@gmail.com>
12551 * config/rs6000/constraints.md (Y): Use mem_operand_gpr.
12552 * config/rs6000/predicates.md (word_offset_memref_operand): Delete.
12553 Adjust all rs6000_legitimate_offset_address_p calls.
12554 * config/rs6000/rs6000-protos.h (mem_operand_gpr): Declare.
12555 (rs6000_secondary_reload_gpr): Declare.
12556 (rs6000_legitimate_offset_address_p): Update prototype.
12557 (rs6000_offsettable_memref_p): Delete.
12558 (rs6000_secondary_reload_ppc64): Delete.
12559 * config/rs6000/rs6000.c (address_offset): New function.
12560 (mem_operand_gpr): Likewise.
12561 (rs6000_legitimate_offset_address_p): Add worst_case param. When
12562 not worst_case assume class of regs with least restrictive offsets.
12564 (legitimate_lo_sum_address_p): Simplify register mode tests.
12565 (rs6000_legitimize_address): Likewise. Assume best case offset
12566 addressing. Combine ELF and MACHO lo_sum code.
12567 (rs6000_mode_dependent_address): Correct offset addressing limits.
12568 (rs6000_offsettable_memref_p): Make static, add reg_mode param.
12569 Use reg_mode to help rs6000_legitimate_offset_address_p.
12570 (rs6000_secondary_reload): Use address_offset. Handle 32-bit multi
12571 gpr load/store when offset too large.
12572 (rs6000_secondary_reload_gpr): Renamed rs6000_secondary_reload_ppc64.
12573 (rs6000_split_multireg_move): Adjust rs6000_offsettable_memref_p calls.
12574 * config/rs6000/rs6000.md (movdf_hardfloat32): Use 'Y' constraint
12575 for gpr load/store. Order alternatives as r->Y,Y->r,r->r and
12576 d->m,m->d,d->d. Correct size of gpr load/store.
12577 (movdf_softfloat32): Use 'Y' constraint for gpr load/store. Order
12579 (movti_ppc64): Likewise.
12580 (movdi_internal32): Likewise. Also disparage fprs.
12581 (movdi_mfpgpr, movdi_internal64): Likewise.
12582 (movtf_internal): Use 'm' for fpr load/store. Order alternatives.
12583 (movtf_softfloat): Order alternatives.
12584 (extenddftf2_internal): Use 'm' and 'Y' for store.
12585 (movti_power, movti_string): Use 'Y' for gpr load/store. Order.
12586 (stack_protect_setdi, stack_protect_testdi): Likewise.
12587 (movdf_hardfloat64_mfpgpr, movdf_hardfloat64): Order alternatives.
12588 (movdf_softfloat64): Likewise.
12589 (reload_<mode>_store): Adjust reload_di_store to provide
12590 reload_si_store as well.
12591 (reload_<mode>_load): Likewise.
12593 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
12596 * config/sh/predicates.md (general_movsrc_operand,
12597 general_movdst_operand): Reject T_REG.
12598 * config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg,
12599 movsi_i, movsi_ie, movsi_i_lowpart, *movqi_reg_reg, *movhi_reg_reg):
12600 Remove T_REG alternatives.
12601 (*negtstsi): New insn.
12603 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
12606 * config/sh/sh.md (mulsf3_ie): Delete.
12607 (mulsf3_i4): Rename to mulsf3_i.
12608 (mulsf3): Emit mulsf3_i insn.
12610 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
12612 * config/sh/sh.md (addc1, subc1): Delete.
12613 (adddi3_compact): Use addc instead of addc1.
12614 (subdi3_compact): Use subc instead of subc1.
12616 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
12618 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
12619 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
12620 split_cost argument signed.
12621 (ix86_avoid_lea_for_add): Cleanup.
12622 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
12623 (ix86_avoid_lea_for_addr): Ditto. Make split_cost signed.
12624 Use gen_lowpart instead of gen_rtx_SUBREG. Cleanup.
12626 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
12628 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
12630 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
12633 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
12634 * config/i386/i386.c (ix86_print_operand_address): Ditto.
12635 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
12636 addresses. Prevent zero extensions of CONST_INT operands.
12638 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
12640 * sbitmap.h (struct int_list): Remove.
12641 (sbitmap_intersect_of_predsucc, sbitmap_union_of_predsucc):
12642 Remove prototypes of non-existing function.
12643 (sbitmap_intersect_of_predecessors, sbitmap_intersect_of_successors,
12644 sbitmap_union_of_predecessors, sbitmap_union_of_successors): Remove
12646 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
12647 sbitmap_union_of_succs, sbitmap_union_of_preds): Move prototypes to...
12648 * basic-block.h: ... here.
12649 * sbitmap.c: Do not include basic-block.h.
12650 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
12651 sbitmap_union_of_succs, sbitmap_union_of_preds): Move functions to...
12652 * cfganal.c: ... here.
12653 * bt-load.c (compute_out, link_btr_uses): Update for above changes.
12654 * gcse.c (compute_code_hoist_vbeinout): Likewise.
12655 * lcm.c (compute_antinout_edge, compute_available): Likewise.
12656 * Makefile.in: Fix sbitmap.o dependencies.
12658 2012-07-23 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12659 Nick Clifton <nickc@redhat.com>
12661 * config/frv/frv-protos.h (frv_ifcvt_machdep_init): Prototype.
12662 * config/frv/frv.c (frv_ifcvt_machdep_init): Change type of
12663 (unused) parameter to void *.
12665 2012-07-23 Richard Guenther <rguenther@suse.de>
12667 * tree-ssa-alias.c (dump_alias_info): Walk over local decls
12668 instead of referenced vars.
12670 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
12672 * coverage.c: Refer to "notes file" instead of "graph file"
12673 in all comments. Explain history of bbg prefix.
12674 * gcov-io.h: Likewise.
12675 * gcov.c: Likewise.
12676 (find_source): Likewise in fnotice.
12677 (read_graph_file): Likewise.
12678 (read_count_file): Likewise.
12679 * doc/gcov.texi: Document -fprofile-dir flag. Add "notes file"
12680 and "data file" explicitly in the explanation of the files.
12682 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
12684 PR tree-optimization/53881
12685 * tree-cfg.c (group_case_labels_stmt): Look up the basic block
12686 for each label and compare them instead of labels.
12688 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
12690 * opts.c (common_handle_option): Do not set
12691 flag_value_profile_transformations for -fprofile-generate.
12692 * profile.c (instrument_values): Use COUNTER_FOR_HIST_TYPE.
12693 (BB_TO_GCOV_INDEX): Remove.
12694 (output_location): Don't use it.
12695 (branch_prob): Likewise. Don't fiddle with the index of
12696 ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR. Use clear_aux_for_blocks.
12697 (find_spanning_tree):
12698 * gcov.c (struct function_info): Document that blocks 0 and 1
12699 are the entry resp. exit blocks in gcov, too, like in GCC itself.
12700 (solve_flow_graph): Use ENTRY_BLOCK and EXIT_BLOCK for special
12701 blocks identification.
12702 (output_lines): Likewise.
12703 * value-prof.c (gimple_value_profile_transformations): Do not
12704 test flag_value_profile_transformations again.
12705 (gimple_ic_transform): Take a gimple_stmt_iterator like all other
12706 transformation functions.
12707 (gimple_values_to_profile):
12708 Don't test flag_value_profile_transformations
12709 * tree-profile.c (tree_profiling): Assert that the cgraph is in
12710 the CGRAPH_STATE_IPA_SSA state.
12711 Do not set, or look at, after_tree_profile.
12712 * function.h (struct function): Remove after_tree_profile bit.
12713 * omp-low.c (expand_omp_taskreg): Don't set after_tree_profile.
12714 * tree-inline.c (initialize_cfun): Don't copy it.
12715 * lto-streamer-out.c (output_struct_function_base): Don't stream it.
12716 * lto-streamer-in.c (input_struct_function_base): Likewise.
12718 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
12720 * config/sh/sh.h (TARGET_DYNSHIFT): New macro.
12721 (SH_DYNAMIC_SHIFT_COST): Use it.
12722 * config/sh/sh.c (expand_ashiftrt, shl_sext_kind): Likewise.
12723 (sh_dynamicalize_shift_p): Add TARGET_DYNSHIFT condition.
12724 Add sanity check for input value. Add function description.
12725 * config/sh/sh.md (ashlsi3, ashlsi3_std, ashrsi3_d, lshrsi3,
12726 lshrsi3_d): Use TARGET_DYNSHIFT.
12728 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
12730 * config/sh/sh.md (negc): Delete expander.
12731 (*negc): Rename insn to negc.
12733 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
12736 * config/i386/i386.md (*lea): New insn pattern.
12738 (*lea<mode>_2): Ditto.
12739 (*lea_{3,4,5,6}_zext): Ditto.
12740 * config/i386/predicates.md (lea_address_operand): Do not reject
12741 zero-extended address operands.
12742 * config/i386/constraints.md (j): Remove address constraint.
12743 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
12745 (ix86_print_operand_address): Handle SImode subreg of an address.
12746 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
12748 2012-07-22 Hans-Peter Nilsson <hp@axis.com>
12750 Emit executable-stack note correctly for CRIS targets.
12751 * config/cris/cris.c (cris_file_end): New function.
12752 (TARGET_ASM_FILE_END): Define.
12754 2012-07-22 Chung-Lin Tang <cltang@codesourcery.com>
12755 Maxim Kuvyrkov <maxim@codesourcery.com>
12756 NetLogic Microsystems Inc.
12758 * config/mips/mips.c (mips_issue_rate): Handle XLP.
12759 * config/mips/mips.md: Include xlp.md.
12760 * config/mips/xlp.md: New file.
12762 2012-07-21 Steven Bosscher <steven@gcc.gnu.org>
12764 PR gcov-profile/32543
12765 * profile.c (branch_prob): Update total_num_edges_instrumented and
12766 report the number of edges to instrument.
12768 2012-07-21 Oleg Endo <olegendo@gcc.gnu.org>
12770 * config/sh/sh.md: Correct comment regarding clrt and sett insns.
12772 2012-07-21 Andrew Pinski <apinski@cavium.com>
12774 * config/mips/mips.md (*popcountdi2_trunc): New pattern
12775 to handle popcount of a truncation.
12777 2012-07-21 Andrew Pinski <apinski@cavium.com>
12779 * config/mips/mips-protos.h (mips_expand_ext_as_unaligned_load):
12780 Add a bool argument.
12781 * config/mips/mips.c (mips_block_move_straight): Update call to
12782 mips_expand_ext_as_unaligned_load.
12783 (mips_expand_ext_as_unaligned_load): Add unsigned_p argument.
12784 Accept DImode dest when the width is that of SImode.
12785 * config/mips/mips.md (extv): Update call to
12786 mips_expand_ext_as_unaligned_load.
12789 2012-07-21 Andrew Pinski <apinski@cavium.com>
12791 * config/mips/mips.c (mips_get_unaligned_mem): Copy *op after calling
12794 2012-07-20 Maxim Kuvyrkov <maxim@codesourcery.com>
12796 * config/mips/mips.md (define_attr sync_*): Move before "type".
12797 (define_attr "type"): New values "atomic" and "syncloop".
12798 * config/mips/sync.md (atomic_exchange<mode>, atomic_fetch_add<mode>):
12799 Set "type" attribute.
12800 * config/mips/generic.md (generic_atomic, generic_syncloop):
12802 * config/mips/10000.md, config/mips/20kc.md,
12803 * config/mips/24k.md, config/mips/4130.md,
12804 * config/mips/4k.md, config/mips/5400.md,
12805 * config/mips/5500.md, config/mips/5k.md,
12806 * config/mips/7000.md, config/mips/74k.md,
12807 * config/mips/9000.md, config/mips/loongson2ef.md,
12808 * config/mips/loongson3a.md, config/mips/octeon.md,
12809 * config/mips/sb1.md, config/mips/sr71k.md,
12810 * config/mips/xlr.md: Handle "atomic" and "syncloop" types.
12812 2012-07-20 Oleg Endo <olegendo@gcc.gnu.org>
12814 * config/sh/sh.md: Group and sort shift related patterns.
12815 (ashlsi3_n, *ashlhi3_n, lshrsi3_n): Remove length attributes.
12817 2012-07-20 Hans-Peter Nilsson <hp@axis.com>
12819 * config/cris/cris.c (cris_asm_output_ident): Remove unused
12820 local variables section_asm_op, size, buf.
12822 2012-07-20 Pat Haugen <pthaugen@us.ibm.com>
12823 Steven Bosscher <steven@gcc.gnu.org>
12825 * config/rs6000/power4.md (power4-store-update): Fix reservation.
12826 (power4-three): Likewise.
12828 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
12829 Greta Yorsh <Greta.Yorsh@arm.com>
12831 * config/arm/arm.c (arm_cortex_a15_tune): New tune.
12832 * config/arm/arm-cores.def (cortex-a15): Use it.
12834 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
12835 Greta Yorsh <Greta.Yorsh@arm.com>
12837 * config/arm/arm-protos.h (tune_params): Add prefer_ldrd_strd.
12838 * config/arm/arm.c (arm_slowmul_tune): Initialize it.
12839 (arm_fastmul_tune, arm_strongarm_tune): Likewise.
12840 (arm_xscale_tune, arm_9e_tune, arm_v6t2_tune): Likewise.
12841 (arm_cortex_tune, arm_cortex_a5_tune, arm_cortex_a9_tune): Likewise.
12842 (arm_fa726te_tune): Likewise.
12844 2012-07-20 Richard Guenther <rguenther@suse.de>
12846 * tree-dfa.c (collect_dfa_stats): Simplify.
12847 * tree-ssa-structalias.c (compute_may_aliases): Do not dump
12849 * cfgexpand.c (estimated_stack_frame_size): Walk over local
12850 decls instead of referenced vars.
12851 * tree-ssa.c (delete_tree_ssa): Simplify.
12852 * tree-tailcall.c (find_tail_calls): Walk over local decls
12853 instead of referenced vars.
12854 (add_virtual_phis): Remove.
12855 (tree_optimize_tail_calls_1): Instead mark the virtual operand
12858 2012-07-20 Steven Bosscher <steven@gcc.gnu.org>
12860 * basic-block.h (BB_FLAGS_TO_PRESERVE): New define.
12861 (brief_dump_cfg): Update prototype to take flags argument.
12862 (check_bb_profile): Remove prototype.
12863 * tracer.c (tracer): Update brief_dump_cfg calls.
12864 * cfghooks.c (dump_bb): Do not pass TDF_COMMENT to dump_bb_info.
12865 Call dump_bb_info before and after the cfghook dump_bb. Terminate
12866 the dump with a newline.
12867 (dump_flow_info): Do not call check_bb_profile.
12868 * cfg.c (clear_bb_flags): Update using BB_FLAGS_TO_PRESERVE.
12869 (check_bb_profile): Make static. Take indent and flags arguments.
12870 (dump_bb_info): Always dump loop depth. With TDF_DETAILS, call
12871 check_bb_profile. Print one edge per line.
12872 (brief_dump_cfg): Take a flags argument, and filter out
12873 TDF_COMMENT and TDF_DETAILS.
12874 * pretty-print.c (pp_base_newline): Set pp_needs_newline to false.
12875 * gimple-pretty-print.c (dump_gimple_bb_header): Do not use
12876 dump_bb_info here, it is already called from dump_bb. Idem for
12878 (dump_gimple_bb_footer): Likewise.
12879 (gimple_dump_bb_buff): Call pp_flush after dump_gimple_stmt to
12880 avoid broken dumps for statement histograms.
12881 (gimple_dump_bb): Handle ENTRY_BLOCK and EXIT_BLOCK. Do
12882 not call pp_flush here, the buffer should be empty.
12883 * sched-rgn.c (debug_region): Pass TDF_BLOCKS to dump_bb.
12884 * sched-vis.c (debug_bb_slim): Likewise.
12885 * tree-cfg.c (remove_bb): Pass dump_flags to dump_bb.
12886 (gimple_debug_bb): Pass TDF_BLOCKS to dump_bb.
12887 (gimple_dump_cfg): Do brief_dump_cfg with TDF_COMMENT.
12888 (dump_function_to_file): Do not call check_bb_profile on
12889 ENTRY_BLOCK and EXIT_BLOCK, check_bb_profile doesn't handle them.
12890 Use dump_bb instead of gimple_dump_bb.
12891 (print_loops_bb): Use dump_bb instead of gimple_dump_bb.
12892 * passes.c (execute_function_dump): Always call print_rtl_with_bb
12894 * cfgrtl.c (print_rtl_with_bb): Handle printing without an up-to-date
12895 CFG. With TDF_BLOCKS and TDF_DETAILS, do DF dumps at the top and
12896 bottom of each basic block.
12898 2012-07-20 Richard Guenther <rguenther@suse.de>
12900 PR tree-optimization/54031
12901 * tree-ssa-ccp.c (get_value_from_alignment): Use
12902 get_pointer_alignment_1.
12904 2012-07-20 Richard Guenther <rguenther@suse.de>
12906 * tree-inline.c (add_local_variables): Remove check_var_ann
12907 parameter and dead code.
12908 (expand_call_inline): Adjust.
12909 (tree_function_versioning): Likewise.
12911 2012-07-20 Jakub Jelinek <jakub@redhat.com>
12914 * tree-vrp.c (nonnull_arg_p): Handle all nonnull attributes instead
12915 of just the first one.
12917 2012-07-20 Richard Guenther <rguenther@suse.de>
12919 * builtins.c (get_object_alignment_2): Correct offset handling
12920 when using type alignment of a MEM_REF kind base.
12922 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
12925 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
12926 (_lzcnt_u64): Ditto.
12928 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
12930 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
12932 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
12934 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
12935 defining statement is a SSA name that occurs in abnormal PHIs.
12937 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
12939 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
12942 2012-07-19 Jakub Jelinek <jakub@redhat.com>
12944 PR rtl-optimization/53942
12945 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
12946 directly from likely spilled non-fixed hard registers, move them
12949 2012-07-19 Steve Ellcey <sellcey@mips.com>
12951 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
12954 2012-07-19 Jason Merrill <jason@redhat.com>
12957 * dwarf2out.c (get_die_parent): New.
12958 (generate_type_signature): Use it.
12960 2012-07-19 Richard Henderson <rth@redhat.com>
12962 * config/ia64/vect.md (smulv4hi3_highpart): New.
12963 (umulv4hi3_highpart): New.
12964 (vec_widen_smult_even_v4hi): Rename from pmpy2_even.
12965 (vec_widen_smult_odd_v4hi): Rename from pmpy2_odd.
12966 (udot_prodv8qi, sdot_prodv8qi): Remove.
12967 (sdot_prodv4hi, udot_prodv4hi): Remove.
12968 * config/ia64/ia64.c (ia64_expand_dot_prod_v8qi): Remove.
12969 * config/ia64/ia64-protos.h: Update.
12971 * tree-vect-patterns.c (vect_recog_divmod_pattern): Do not require
12972 vectors larger than UNITS_PER_WORD.
12974 * expr.c (store_constructor): Initialize icode with CODE_FOR_nothing.
12975 * tree-vect-stmts.c (vectorizable_operation): Use LAST_INSN_CODE for
12976 dummy != CODE_FOR_nothing value.
12978 2012-07-19 Uros Bizjak <ubizjak@gmail.com>
12980 * doc/tm.texi.in (MODE_AFTER): Add entity as the first macro argument.
12981 * doc/tm.texi: Regenerate.
12982 * mode-switching.c (optimize_mode_switching): Update MODE_AFTER call.
12983 * config/sh/sh.h (MODE_AFTER): Update.
12984 * config/epiphany/epiphany.h (MODE_AFTER): Update.
12986 2012-07-19 Jakub Jelinek <jakub@redhat.com>
12988 PR middle-end/54017
12989 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
12990 (cleanup_tree_cfg_bb): Don't call it.
12991 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
12994 2012-07-19 Christian Bruel <christian.bruel@st.com>
12997 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
12999 2012-07-19 Richard Guenther <rguenther@suse.de>
13000 Eric Botcazou <ebotcazou@adacore.com>
13002 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
13003 about transition from invariant to known bits.
13004 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
13006 2012-07-19 Richard Guenther <rguenther@suse.de>
13008 PR tree-optimization/53970
13009 * tree-vect-data-refs.c (not_size_aligned): Avoid sign-compare warning.
13011 2012-07-19 Tristan Gingold <gingold@adacore.com>
13012 Richard Henderson <rth@redhat.com>
13014 * opts.c (finish_options): Handle UI_SEH.
13015 * expr.c (build_personality_function): Handle UI_SEH.
13016 * dwarf2out.c (dwarf2out_begin_prologue): Handle UI_SEH.
13017 * coretypes.h (unwind_info_type): Add UI_SEH.
13018 * config/i386/winnt.c (i386_pe_seh_emit_except_personality):
13020 (i386_pe_seh_init_sections): Likewise.
13021 * config/i386/cygming.h (TARGET_ASM_EMIT_EXCEPT_PERSONALITY): Define.
13022 (TARGET_ASM_INIT_SECTIONS): Define.
13023 * common/config/i386/i386-common.c (TARGET_EXCEPT_UNWIND_INFO): Define.
13024 (i386_except_unwind_info): New function.
13026 2012-07-18 Maciej W. Rozycki <macro@codesourcery.com>
13027 Chao-ying Fu <fu@mips.com>
13029 * config/mips/mips.opt (mmcu): New option.
13030 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
13031 _mips_mcu when TARGET_MCU.
13032 (ASM_SPEC): Pass mcu options to the assembler.
13033 * doc/invoke.texi (MIPS Options): Document -mmcu and -mno-mcu.
13035 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
13037 * config.gcc (v850-*-rtems*): New target.
13038 * config/v850/rtems.h: New.
13039 * config/v850/t-rtems: New.
13041 2012-07-18 Bill Schmidt <wschmidt@linux.ibm.com>
13043 * doc/invoke.texi: Add -fhoist-adjacent-loads and -ftree-slsr to list
13044 of flags controlling optimization; add -ftree-slsr to list of flags
13045 enabled by default at -O; add -fhoist-adjacent-loads to list of flags
13046 enabled by default at -O2; add -fvect-cost-model to list of flags
13047 enabled by default at -O3; document -fhoist-adjacent-loads and
13049 * opts.c (default_option): Make -ftree-slsr default at -O1 and above.
13050 * gimple-ssa-strength-reduction.c (gate_strength_reduction): Use
13052 * common.opt: Add -ftree-slsr with flag_tree_slsr.
13054 2012-07-18 Jie Zhang <jzhang918@gmail.com>
13055 Julian Brown <julian@codesourcery.com>
13057 * config/arm/arm.c (arm_rtx_costs_1): Adjust cost for CONST_VECTOR.
13058 (arm_size_rtx_costs): Likewise.
13059 (neon_valid_immediate): Add a case for double 0.0.
13061 2012-07-18 Andrew Stubbs <ams@codesourcery.com>
13062 Mark Shinwell <shinwell@codesourcery.com>
13063 Julian Brown <julian@codesourcery.com>
13065 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp)
13066 (*movdi_vfp_cortexa8, *movsf_vfp, *thumb2_movsf_vfp)
13067 (*movdf_vfp, *thumb2_movdf_vfp, *movsfcc_vfp)
13068 (*thumb2_movsfcc_vfp, *movdfcc_vfp, *thumb2_movdfcc_vfp): Add
13070 * config/arm/arm.md (neon_type): Update comment.
13072 2012-07-18 Richard Guenther <rguenther@suse.de>
13074 PR tree-optimization/53970
13075 * tree.h (contains_packed_reference): Remove.
13076 * expr.c (contains_packed_reference): Likewise.
13077 * tree-vect-data-refs.c (not_size_aligned): New function.
13078 (vector_alignment_reachable_p): Use it.
13079 (vect_supportable_dr_alignment): Likewise.
13081 2012-07-18 Richard Guenther <rguenther@suse.de>
13083 * tree.h (get_object_or_type_alignment): Remove.
13084 * builtins.c (get_object_alignment_2): New function copied from
13085 get_object_alignment_1. Take extra argument to indicate whether
13086 we take the address of EXP. Rework to use type alignment information
13087 if not, and return whether the result is an approximation or not.
13088 (get_object_alignment_1): Wrap around get_object_alignment_2.
13089 (get_pointer_alignment_1): Call get_object_alignment_2 indicating
13090 we take the address.
13091 (get_object_or_type_alignment): Remove.
13092 * expr.c (expand_assignment): Call get_object_alignment.
13093 (expand_expr_real_1): Likewise.
13095 2012-07-18 Nick Clifton <nickc@redhat.com>
13097 * doc/invoke.texi (ARM Options): Document -munaligned-access.
13099 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
13101 * config/sh/sh.md (mulsidi3, umulsidi3): Remove constraints in
13102 expander. Use arith_reg_dest predicate.
13103 (rotldi3, rotrdi3): Remove constraints in expander.
13104 (adddi3_compact, subdi3_compact, mulsidi3_compact, umulsidi3_compact,
13105 ashlsi3_n, *ashlhi3_n, ashrsi2_16, ashrsi2_31, lshrsi3_n): Convert to
13108 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
13111 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
13113 * config/sh/sh.c (sh_option_override): Do not change
13114 flag_finite_math_only. Set TARGET_IEEE to complement of
13115 flag_finite_math_only.
13116 * doc/invoke.texi (SH options): Add mno-ieee. Correct description
13117 of mieee and mno-ieee behavior.
13119 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
13121 * graphite-poly.c (print_pbb_body): Fixup dump_bb call.
13123 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
13125 * dumpfile.h (TDF_COMMENT): New define.
13126 * basic-block.h (EDGE_FALLTHRU, EDGE_ABNORMAL, EDGE_ABNORMAL_CALL,
13127 EDGE_EH, EDGE_FAKE, EDGE_DFS_BACK, EDGE_CAN_FALLTHRU,
13128 EDGE_IRREDUCIBLE_LOOP, EDGE_SIBCALL, EDGE_LOOP_EXIT, EDGE_TRUE_VALUE,
13129 EDGE_FALSE_VALUE, EDGE_EXECUTABLE, EDGE_CROSSING, EDGE_PRESERVE):
13130 Move to new file cfg-flags.h.
13131 (enum cfg_edge_flags): New enum, using cfg-flags.h.
13132 (EDGE_ALL_FLAGS): Compute value automatically.
13133 (BB_NEW, BB_REACHABLE, BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK,
13134 BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION,
13135 BB_DUPLICATED, BB_NON_LOCAL_GOTO_TARGET, BB_RTL,
13136 BB_FORWARDER_BLOCK, BB_NONTHREADABLE_BLOCK, BB_MODIFIED, BB_VISITED,
13137 BB_IN_TRANSACTION): Move to new file cfg-flags.h.
13138 (enum bb_flags): Rename to cfg_bb_flags. Use cfg-flags.h.
13139 (BB_ALL_FLAGS): New, compute value automatically.
13140 (dump_bb_info): Update prototype.
13141 (dump_edge_info): Update prototype.
13142 * cfg-flags.h: New file.
13143 * cfg.c (dump_edge_info): Take flags argument. Be verbose only if
13144 TDF_DETAILS and not TDF_SLIM. Include cfg-flags.h for bitnames.
13145 Check that the edge flags are within the range of EDGE_ALL_FLAGS.
13146 (debug_bb): Update dump_bb call.
13147 (dump_cfg_bb_info): Remove.
13148 (dump_bb_info): New function. Use cfg-flags.h for bitnames.
13149 Adjust verbosity using TDF_* flags. Check that the basic block flags
13150 are within the range of BB_ALL_FLAGS.
13151 (brief_dump_cfg): Use dump_bb_info instead of dump_cfg_bb_info.
13152 * cfghooks.h (struct cfghooks): Update dump_bb hook, take a FILE
13153 first for consistency with other dump functions.
13154 (dump_bb): Update prototype accordingly.
13155 * cfghooks.c: Include dumpfile.h.
13156 (verify_flow_info): Update dump_edge_info calls.
13157 (dump_bb): Take a flags argument and pass it around.
13158 Use dump_bb_info to dump common information about a basic block.
13159 (dump_flow_info): Moved here from cfgrtl.c. Make IL agnostic.
13160 (debug_flow_info): Moved here from cfgrtl.c.
13161 * profile.c (is_edge_inconsistent): Update dump_bb calls.
13162 * loop-invariant.c (find_defs): Update print_rtl_with_bb call.
13163 * rtl.h (debug_bb_n_slim, debug_bb_slim, print_rtl_slim,
13164 print_rtl_slim_with_bb): Remove prototypes.
13165 (dump_insn_slim): Adjust prototype to take a const_rtx.
13166 (print_rtl_with_bb): Adjust prototype.
13167 * sched-rgn.c (debug_region): Use dump_bb instead of debug_bb_n_slim.
13168 * sched-vis.c (dump_insn_slim): Take a const_rtx.
13169 (debug_insn_slim): Prototype here near DEBUG_FUNCTION marker.
13170 (print_rtl_slim_with_bb): Remove.
13171 (print_rtl_slim): Rename to debug_rtl_slim. Print only insn info,
13172 not basic block info (print_rtl_with_bb with TDF_SLIM should be used
13173 for that. Prototype here near DEBUG_FUNCTION marker.
13174 (debug_bb_slim): Prototype here near DEBUG_FUNCTION marker.
13176 (debug_bb_n_slim): Prototype here near DEBUG_FUNCTION marker.
13177 * tree-cfg.c (gimple_can_merge_blocks_p): Use EDGE_COMPLEX.
13178 (remove_bb): Update dump_bb call.
13179 (gimple_debug_bb): Use dump_bb.
13180 (dump_function_to_file): Update gimple_dump_bb call.
13181 (print_loops_bb): Likewise.
13182 * tree-flow.h (gimple_dump_bb): Update prototype.
13183 * gimple-pretty-print.c (dump_bb_header): Rename to
13184 dump_gimple_bb_header. Write to a stream instead of a pretty
13185 printer. Use dump_bb_info to dump basic block info.
13186 (dump_bb_end): Rename to dump_gimple_bb_footer. Write to a
13187 stream instead of a pretty printer. Use dump_bb_info.
13188 (gimple_dump_bb_buff): Do not call dump_bb_header and dump_bb_end.
13189 (gimple_dump_bb): Do it here with dump_gimple_bb_header and
13190 dump_gimple_bb_footer.
13191 * cfgrtl.c (rtl_dump_bb): Update prototype. Only dump DF if the
13192 dump flags have TDF_DETAILS. Use dump_insn_slim if TDF_SLIM.
13193 (print_rtl_with_bb): Take a flags argument and pass it around.
13194 Use dump_insn_slim if TDF_SLIM.
13195 (dump_bb_info): Removed and re-incarnated in cfg.c.
13196 (dump_flow_info): Moved to cfghooks.c.
13197 (debug_flow_info): Moved to cfghooks.c.
13198 * passes.c (execute_function_dump): Unconditionally use
13199 print_rtl_with_bb for RTL dumps, now that it understands TDF_SLIM.
13200 * final.c (dump_basic_block_info): Update dump_edge_info calls.
13201 * tree-vrp.c (dump_asserts_for): Likewise.
13202 * ifcvt.c (if_convert): Unconditionally use print_rtl_with_bb.
13203 * tree-if-conv.c (if_convertible_bb_p): Don't look at
13204 EDGE_ABNORMAL_CALL, it has no meaning in the GIMPLE world.
13205 * trans-mem.c (make_tm_edge): Don't set EDGE_ABNORMAL_CALL,
13206 for the same reason.
13207 * config/rl78/rl78.c (rl78_reorg): Update print_rtl_with_bb calls.
13209 2012-07-17 Richard Guenther <rguenther@suse.de>
13211 * tree-vect-data-refs.c (vect_get_new_vect_var): Add referenced
13212 vars here, use create_tmp_reg where appropriate.
13213 (vect_create_addr_base_for_vector_ref): Do not add referenced
13214 vars here, use create_tmp_reg where appropriate.
13215 (vect_create_data_ref_ptr): Likewise.
13216 (vect_create_destination_var): Likewise.
13217 (vect_permute_store_chain): Likewise.
13218 (vect_permute_load_chain): Likewise.
13219 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks):
13221 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
13222 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
13223 (vect_handle_widen_op_by_const): Likewise.
13224 * tree-vect-stmts.c (vect_init_vector): Likewise.
13225 (vectorizable_load): Likewise.
13227 2012-07-17 Tom de Vries <tom@codesourcery.com>
13229 * hwint.c: Fix loop range.
13231 2012-07-17 Tom de Vries <tom@codesourcery.com>
13233 * double-int.h (double_int_popcount): New inline function.
13234 * hwint.c (popcount_hwi): New function.
13235 * hwint.h (popcount_hwi): Declare function. New inline function.
13237 2012-07-17 Richard Henderson <rth@redhat.com>
13239 * tree-vect-stmts.c (supportable_widening_operation): Remove decl
13241 (vectorizable_conversion): Update supportable_widening_operation call.
13242 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
13243 (vect_recog_widen_shift_pattern): Likewise.
13244 * tree-vectorizer.h: Update decl.
13246 2012-07-17 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13247 Ulrich Weigand <ulrich.weigand@linaro.org>
13249 * common/config/arm/arm-common.c (arm_option_optimization_table):
13250 Enable -fsched-pressure by default while optimizing.
13251 * config/arm/arm.c (arm_option_override): Use the alternate scheduler
13252 pressure algorithm by default.
13254 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
13256 * config/sh/sh.h (CONST_OK_FOR_I06): Delete.
13257 (CONST_OK_FOR_I10): Move macro to ...
13258 * config/sh/sh.c: ... here.
13259 (sh_legitimate_index_p): Use satisfies_constraint_I06 instead of
13262 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
13264 * config/sh/sh.md: Delete mov related define_peephole patterns.
13266 2012-07-16 Jonathan Wakely <jwakely.gcc@gmail.com>
13269 * doc/install.texi (Installing GCC): Refer to instructions for
13270 released versions. Fix hyphenation.
13272 2012-07-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13274 * config/spu/spu.c (targetm): Move to bottom of file.
13275 (spu_attribute_table): Likewise.
13276 (spu_option_override, spu_init_builtins, spu_builtin_decl,
13277 spu_scalar_mode_supported_p, spu_vector_mode_supported_p,
13278 spu_legitimate_address_p, spu_addr_space_legitimate_address_p,
13279 adjust_operand, get_pic_reg, need_to_save_reg, frame_emit_store,
13280 frame_emit_load, frame_emit_add_imm, emit_nop_for_insn,
13281 insn_clobbers_hbr, spu_emit_branch_hint, spu_emit_vector_compare,
13282 get_branch_target, spu_machine_dependent_reorg, spu_sched_issue_rate,
13283 spu_sched_variable_issue, spu_sched_adjust_cost, spu_sched_init_global,
13284 spu_sched_init, spu_sched_reorder, spu_handle_fndecl_attribute,
13285 spu_handle_vector_attribute, spu_pass_by_reference, spu_function_arg,
13286 spu_function_arg_advance, spu_build_builtin_va_list, spu_va_start,
13287 spu_gimplify_va_arg_expr, store_with_one_insn_p, reg_aligned_for_addr,
13288 spu_assemble_integer, spu_asm_globalize_label, spu_rtx_costs,
13289 spu_function_ok_for_sibcall, spu_init_libfuncs, spu_return_in_memory,
13290 spu_encode_section_info, spu_legitimize_address,
13291 spu_addr_space_legitimize_address, spu_builtin_mask_for_load,
13292 spu_builtin_vectorization_cost, spu_vector_alignment_reachable,
13293 spu_addr_space_pointer_mode, spu_addr_space_address_mode,
13294 spu_addr_space_subset_p, spu_addr_space_convert, spu_sms_res_mii,
13295 spu_section_type_flags, spu_select_section, spu_unique_section,
13296 spu_trampoline_init, spu_conditional_register_usage,
13297 spu_ref_may_alias_errno, spu_output_mi_thunk, spu_unwind_word_mode,
13298 spu_libgcc_cmp_return_mode, spu_libgcc_shift_count_mode,
13299 spu_setup_incoming_varargs): Remove prototypes.
13300 (spu_legitimize_address): Add "static" to definition.
13302 2012-07-16 Jakub Jelinek <jakub@redhat.com>
13304 * config/i386/rtmintrin.h (_xabort): Remove trailing semicolon.
13306 2012-07-16 Ulrich Weigand <ulrich.weigand@linaro.org>
13308 * tree-ssa-ccp.c (optimize_unreachable): Check gsi_end_p
13309 before calling gsi_stmt.
13311 2012-07-16 Kirill Yukhin <kirill.yukhin@intel.com>
13314 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
13316 * config/i386/i386.md (stack_protect_set): Disable the pattern
13317 for Android since Android libc (bionic) does not provide random
13318 value for stack protection guard at gs:0x14. Guard value
13319 will be provided from external symbol (default implementation).
13320 (stack_protect_set_<mode>): Likewise.
13321 (stack_protect_test): Likewise.
13322 (stack_protect_test_<mode>): Likewise.
13324 2012-07-16 H.J. Lu <hongjiu.lu@intel.com>
13326 PR middle-end/53959
13328 * gimple.c (gimple_types_compatible_p_1): Restore type attribute
13331 2012-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
13333 * opts.c (default_option): Add -fvect-cost-model to default options
13336 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
13338 * graphite-clast-to-gimple.c, graphite-dependences.c,
13339 graphite-sese-to-poly.c: Include tree-pass.h instead of dumpfile.h
13340 for pass TODO flags.
13341 * Makefile.in: Fix dependencies.
13343 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
13345 * haifa-sched.c (init_before_recovery): Do not set EDGE_CAN_FALLTHRU.
13346 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13348 * function.c (stack_protect_epilogue): Use expand_call to expand
13349 targetm.stack_protect_fail.
13350 * stmt.c (expand_expr_stmt): Remove now-unused function.
13351 * tree.h (expand_expr_stmt): Remove prototype.
13352 * doc/tm.texi.in (TARGET_STACK_PROTECT_FAIL): Document that this
13353 hook must return a CALL_EXPR.
13354 * doc/tm.texi: Regenerate.
13356 * emit-rtl.c (emit_label_before): Do not allow the same label
13357 to be emitted twice.
13358 (emit_label_after): Likewise.
13359 (emit_label): Likewise.
13361 * flags.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
13362 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): Move to tree.h.
13363 * tree.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
13364 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): New home.
13366 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
13368 * system.h (dump_file): Do not define.
13369 * tree-pass.h: Include dumpfile.h, which is a new file containing...
13370 (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p,
13371 dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p,
13372 dump_flag_name, dump_file, dump_flags, dump_file_name,
13373 get_dump_file_info, struct dump_file_info): all of this, moved to...
13374 * dumpfile.h: Here, new file.
13375 * tree-dump.h: Include dumpfile.h, but not tree-pass.h.
13376 (dump_stmt): Remove prototype for C++ specific function.
13377 (dump_enumerated_decls): Move prototype from here...
13378 * tree-flow.h (dump_enumerated_decls): ... to here.
13379 (get_ref_base_and_extent) Move prototype from here ...
13380 * tree.h (get_ref_base_and_extent) ... to here.
13381 * tree-ssa-live.c: Do not inclde tree-pretty-print.h, because
13382 gimple-pretty-print.h is enough. Do not include tree-dump.h,
13383 include timevar.h and dumpfile.h instead.
13384 (struct numbered_tree_d, compare_decls_by_uid,
13385 dump_enumerated_decls_push, dump_enumerated_decls): Move from here ...
13386 * tree-dfa.c:(struct numbered_tree_d, compare_decls_by_uid,
13387 dump_enumerated_decls_push, dump_enumerated_decls):... to here.
13388 Do not include timevar.h.
13389 * tree.c: Do not include timevar.h.
13390 * tree-cfg.c: Do not include langhooks.h, tree-pretty-print.h, and
13392 (dump_cfg_stats): Use current_function_name.
13393 (gimple_cfg2vcg): Likewise.
13394 (dump_function_to_file): Likewise.
13395 * df-scan.c: Do not include tree-pass.h and timevar.h.
13396 Include dumpfile.h.
13397 (df_entry_block_bitmap_verify, df_exit_block_bitmap_verify): Do not
13398 use print_current_pass.
13399 * df-problems.c: Include dumpfile.h.
13400 Always define REG_DEAD_DEBUGGING, avoid #ifdef code, because it
13401 leads to errors in the code not selected.
13402 (df_note_compute): Do not print_rtl_with_bb here. Fix compilation
13403 bug if REG_DEAD_DEBUGGING is not 0, get_insns is not available here.
13404 * lcm.c: Include dumpfile.h.
13405 Remove obsolete include of insn-attr.h.
13406 * dojump.c (do_compare_rtx_and_jump): Remove failure printing for
13407 missing probability notes.
13408 * stmt.c: Include dumpfile.h.
13409 (emit_case_decision_tree): Re-enable printing expand details only
13411 * alias.c, auto-inc-dec.c, bb-reorder.c, caller-save.c, cfg.c,
13412 cfgcleanup.c, cfgexpand.c, cfgloop.c, cfgloopmanip.c, cgraph.c,
13413 cgraphclones.c, cgraphunit.c, combine.c, combine-stack-adj.c,
13414 coverage.c, cprop.c, cse.c, cselib.c, dbgcnt.c, dce.c, df-core.c,
13415 dse.c, dwarf2out.c, emit-rtl.c, except.c, expr.c, final.c,
13416 function.c, fwprop.c, gcse.c, gimple-fold.c,
13417 gimple-pretty-print.c, gimple-ssa-strength-reduction.c,
13418 gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c,
13419 graphite-dependences.c, graphite-interchange.c,
13420 graphite-optimize-isl.c, graphite-poly.c,
13421 graphite-sese-to-poly.c, haifa-sched.c, hw-doloop.c, ifcvt.c,
13422 ipa.c, ipa-cp.c, ipa-inline-analysis.c, ipa-inline.c,
13423 ipa-inline-transform.c, ipa-prop.c, ipa-pure-const.c,
13424 ipa-reference.c, ipa-split.c, ipa-utils.c, ira.c, ira-emit.c,
13425 jump.c, loop-doloop.c, loop-init.c, loop-invariant.c, loop-iv.c,
13426 loop-unroll.c, loop-unswitch.c, lower-subreg.c,
13427 lto-section-out.c, lto-streamer-in.c, matrix-reorg.c, mcf.c,
13428 mode-switching.c, modulo-sched.c, omega.c, omp-low.c, passes.c,
13429 plugin.c, postreload.c, postreload-gcse.c, predict.c, print-rtl.c,
13430 print-tree.c, profile.c, recog.c, ree.c, regcprop.c, reginfo.c,
13431 regmove.c, regrename.c, reg-stack.c, reload1.c, reorg.c,
13432 sched-rgn.c, sched-vis.c, sel-sched.c, sel-sched-ir.c,
13433 store-motion.c, tracer.c, trans-mem.c, tree-affine.c,
13434 tree-call-cdce.c, tree-cfgcleanup.c, tree-chrec.c,
13435 tree-data-ref.c, tree-diagnostic.c, tree-dump.c,
13436 tree-eh.c, tree-flow-inline.h, tree-if-conv.c, tree-into-ssa.c,
13437 tree-mudflap.c, tree-nrv.c, tree-object-size.c,
13438 tree-optimize.c, tree-outof-ssa.c, tree-predcom.c,
13439 tree-pretty-print.c, tree-profile.c, tree-scalar-evolution.c,
13440 tree-sra.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa.c,
13441 tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-copy.c,
13442 tree-ssa-copyrename.c,, tree-ssa-dce.c, tree-ssa-dom.c,
13443 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-ifcombine.c,
13444 tree-ssa-loop.c, tree-ssa-loop-ch.c, tree-ssa-loop-im.c,
13445 tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
13446 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
13447 tree-ssa-loop-prefetch.c, tree-ssa-loop-unswitch.c,
13448 tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-phiopt.c,
13449 tree-ssa-phiprop.c, tree-ssa-pre.c, tree-ssa-propagate.c,
13450 tree-ssa-reassoc.c, tree-ssa-sccvn.c, tree-ssa-sink.c,
13451 tree-ssa-structalias.c, tree-ssa-tail-merge.c, tree-ssa-ter.c,
13452 tree-ssa-threadedge.c, tree-ssa-threadupdate.c,
13453 tree-ssa-uncprop.c, tree-ssa-uninit.c,
13454 tree-switch-conversion.c, tree-tailcall.c,
13455 tree-vect-data-refs.c, tree-vect-loop.c,
13456 tree-vect-loop-manip.c, tree-vectorizer.c,
13457 tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c,
13458 tree-vrp.c, value-prof.c, var-tracking.c, web.c: Include tree-pass.h
13459 only if needed. If tree-pass.h is included, do not include timevar.h
13460 and dumpfile.h. If tree-pass.h is not included but dump_file, or
13461 dump_flags, or the TDF_* flags are used, include dumpfile.h.
13462 If gimple-pretty-print.h is included, don't include
13463 tree-pretty-print.h. Remove assorted unnecessary includes.
13465 * config/mn10300/mn10300.c, config/c6x/c6x.c, config/ia64/ia64.c,
13466 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
13467 config/spu/spu.c, config/mep/mep.c, config/i386/i386.c:
13468 Include dumpfile.h.
13469 * config/rl78/rl78.c: Include dumpfile.h instead of tree-pass.h.
13470 * arm/t-arm, avr/t-avr, i386/t-i386, ia64/t-ia64, mep/t-mep,
13471 spu/t-spu-elf: Fix dependencies.
13473 2012-07-16 Dehao Chen <dehao@google.com>
13476 2012-07-10 Dehao Chen <dehao@google.com>
13478 * tree.h (phi_arg_d): New field.
13479 * tree-flow-inline.h (gimple_phi_arg_block): New function.
13480 (gimple_phi_arg_block_from_edge): New function.
13481 (gimple_phi_arg_set_block): New function.
13482 (gimple_phi_arg_has_block): New function.
13483 (redirect_edge_var_map_block): New function.
13484 * tree-flow.h (_edge_var_map): New field.
13485 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
13486 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
13487 redirect_edge_var_map_add.
13488 * tree-outof-ssa.c (_elim_graph): New field.
13489 (insert_partition_copy_on_edge): New parameter.
13490 (insert_value_copy_on_edge): New parameter.
13491 (insert_rtx_to_part_on_edge): New parameter.
13492 (insert_part_to_rtx_on_edge): New parameter.
13493 (elim_graph_add_edge): New parameter.
13494 (elim_graph_remove_succ_edge): New parameter.
13495 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
13496 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
13497 (new_elim_graph): Add block debug info.
13498 (clear_elim_graph): Likewise.
13499 (delete_elim_graph): Likewise.
13500 (elim_graph_add_node): Likewise.
13501 (elim_graph_add_edge): Likewise.
13502 (elim_graph_remove_succ_edge): Likewise.
13503 (eliminate_build): Likewise.
13504 (elim_forward): Likewise.
13505 (elim_unvisited_predecessor): Likewise.
13506 (elim_backward): Likewise.
13507 (elim_create): Likewise.
13508 (eliminate_phi): Likewise.
13509 (insert_backedge_copies): Likewise.
13510 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
13512 (rewrite_add_phi_arguments): Likewise.
13513 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
13514 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
13515 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
13516 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
13517 * tree-ssa-loop-manip.c (create_iv): Likewise.
13518 (add_exit_phis_edge): Likewise.
13519 (split_loop_exit_edge): Likewise.
13520 (copy_phi_node_args): Likewise.
13521 (tree_transform_and_unroll_loop): Likewise.
13522 * value-prof.c (gimple_ic): Likewise.
13523 (gimple_stringop_fixed_value): Likewise.
13524 * tree-tailcall.c (add_successor_phi_arg): Likewise.
13525 (eliminate_tail_call): Likewise.
13526 (create_tailcall_accumulator): Likewise.
13527 (tree_optimize_tail_calls_1): Likewise.
13528 * tree-phinodes.c (add_phi_arg): Likewise.
13529 (make_phi_node): Likewise.
13530 (resize_phi_node): Likewise.
13531 (remove_phi_arg_num): Likewise.
13532 * omp-low.c (expand_parallel_call): Likewise.
13533 (expand_omp_for_static_chunk): Likewise.
13534 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
13536 (slpeel_update_phi_nodes_for_guard1): Likewise.
13537 (slpeel_update_phi_nodes_for_guard2): Likewise.
13538 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13539 (set_prologue_iterations): Likewise.
13540 (slpeel_tree_peel_loop_to_edge): Likewise.
13541 (vect_loop_versioning): Likewise.
13542 * tree-parloops.c (create_phi_for_local_result): Likewise.
13543 (transform_to_exit_first_loop): Likewise.
13544 (create_parallel_loop): Likewise.
13545 * ipa-split.c (split_function): Likewise.
13546 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
13547 (vect_create_epilog_for_reduction): Likewise.
13548 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
13549 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
13550 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
13551 (cond_if_else_store_replacement_1): Likewise.
13552 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
13553 (remove_forwarder_block_with_phi): Likewise.
13554 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
13555 * tree-predcom.c (initialize_root_vars): Likewise.
13556 (initialize_root_vars_lm): Likewise.
13557 * sese.c (sese_add_exit_phis_edge): Likewise.
13558 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
13559 * tree-ssa.c (flush_pending_stmts): Likewise.
13560 (redirect_edge_var_map_add): Likewise.
13561 (ssa_redirect_edge): Likewise.
13562 * gimple-streamer-in.c (input_phi): Likewise.
13563 * tree-vect-stmts.c (vectorizable_load): Likewise.
13564 * tree-inline.c (copy_phis_for_bb): Likewise.
13565 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
13566 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
13567 * tree-cfg.c (reinstall_phi_args): Likewise.
13568 (gimple_make_forwarder_block): Likewise.
13569 (add_phi_args_after_copy_edge): Likewise.
13570 (gimple_duplicate_sese_tail): Likewise.
13572 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
13574 * config/i386/i386.md (stack_protect_set): Disable the pattern
13575 for Android since Android libc (bionic) does not provide random
13576 value for stack protection guard at gs:0x14. Guard value
13577 will be provided from external symbol (default implementation).
13578 (stack_protect_set_<mode>): Likewise.
13579 (stack_protect_test): Likewise.
13580 (stack_protect_test_<mode>): Likewise.
13582 2012-07-16 Hans-Peter Nilsson <hp@axis.com>
13584 * config/cris/cris-protos.h (cris_legitimate_address_p): Declare.
13585 * config/cris/cris.h (CONSTANT_ADDRESS_P): Define in terms of
13586 CONSTANT_P and cris_legitimate_address_p.
13587 * config/cris/cris.c (cris_legitimate_address_p): Make non-static.
13588 (cris_preferred_reload_class): Don't return GENERAL_REGS as
13589 preferred to MOF_SRP_REGS.
13591 * config/cris/cris.c (cris_init_libfuncs): Handle initialization
13592 of library functions for basic atomic compare-and-swap.
13593 * config/cris/cris.h (TARGET_ATOMICS_MAY_CALL_LIBFUNCS): New macro.
13594 * config/cris/cris.opt (munaligned-atomic-may-use-library): New option.
13595 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>")
13596 ("cris_atomic_fetch_<atomic_op_name><mode>_1")
13597 ("atomic_compare_and_swap<mode>")
13598 ("cris_atomic_compare_and_swap<mode>_1"): Make conditional on
13599 TARGET_ATOMICS_MAY_CALL_LIBFUNCS for sizes larger than byte.
13600 * config/cris/cris.c (cris_print_operand) <case 'P', 'q'>: New cases.
13601 * config/cris/sync.md (atomic_op_op_cnstr): New code_attr.
13602 (atomic_op_op_pred): Ditto.
13603 (atomic_op_mnem_pre_op2): Renamed from atomic_op_mnem_pre; to
13604 reflect the change to include %2 in expansion. All callers changed.
13605 (qm3): New mode_attr.
13606 ("atomic_fetch_<atomic_op_name><mode>"): Use <atomic_op_op_pred>
13607 as predicate for operand 2.
13608 ("cris_atomic_fetch_<atomic_op_name><mode>_1"): Update FIXME. Use
13609 "<atomic_op_op_pred>" "<atomic_op_op_cnstr>" for predicate and
13610 constraint for operand 2.
13611 ("atomic_compare_and_swap<mode>"): Add FIXME. Change predicate to
13612 nonmemory_operand for operand 3.
13613 ("cris_atomic_compare_and_swap<mode>_1"): Change operand 3 to
13614 exclude memory. Improve emitted sync code for v10 and v32. Use
13615 <qm3> instead of <m> for size designator for cmp.
13616 ("atomic_compare_and_swap<mode>"): Change predicate to
13617 nonmemory_operand for operand 3. Add FIXME.
13618 ("cris_atomic_compare_and_swap<mode>_1"): Change predicates and
13619 constraints for operand 3 to exclude memory.
13620 ("atomic_fetch_<atomic_op_name><mode>")
13621 ("atomic_compare_and_swap<mode>"): Gate expand_mem_thread_fence
13622 calls on result of call to need_atomic_barrier_p.
13624 2012-07-15 Richard Sandiford <rdsandiford@googlemail.com>
13626 * config/mips/mips.md (move_type): Replace mfhilo and mthilo
13627 with mflo and mtlo.
13628 (type): Split mfhilo into mfhi and mflo. Split mthilo into mthi
13629 and mtlo. Adjust move_type->type mapping.
13630 (may_clobber_hilo): Split mthilo into mthi and mtlo.
13631 (*movdi_32bit, *movdi_32bit_mips16, *movdi_64bit, *movdi_64bit_mips16)
13632 (*mov<mode>_internal, *mov<mode>_mips16, *movhi_internal)
13633 (*movhi_mips16, *movqi_internal, *movqi_mips16): Use mtlo and mflo
13634 instead of mthilo and mfhilo.
13635 (mfhi<GPR:mode>_<HILO:mode>): Use mfhi instead of mfhilo.
13636 (mthi<GPR:mode>_<HILO:mode>): Use mthi instead of mthilo.
13637 * config/mips/mips-dsp.md (mips_extr_w, mips_extr_r_w, mips_extr_rs_w)
13638 (mips_extr_s_h, mips_extp, mips_extpdp, mips_shilo, mips_mthlip):
13639 Use mflo instead of mfhilo.
13640 * config/mips/10000.md (r10k_arith): Split mthilo.
13641 (r10k_mfhi, r10k_mflo): Use mfhi and mflo directly.
13642 * config/mips/sb1.md (ir_sb1_mfhi, ir_sb1_mflo): Likewise.
13643 (ir_sb1_mthilo): Split mthilo into mthi and mtlo.
13644 * config/mips/20kc.md (r20kc_imthilo, r20kc_imfhilo): Split
13646 * config/mips/24k.md (r24k_int_mfhilo, r24k_int_mthilo): Likewise.
13647 * config/mips/4130.md (vr4130_class, vr4130_mfhilo, vr4130_mthilo):
13649 * config/mips/4k.md (r4k_int_mthilo, r4k_int_mfhilo): Likewise.
13650 * config/mips/5400.md (ir_vr54_hilo): Likewise.
13651 * config/mips/5500.md (ir_vr55_mthilo, ir_vr55_mfhilo): Likewise.
13652 * config/mips/5k.md (r5k_int_mthilo, r5k_int_mfhilo): Likewise.
13653 * config/mips/7000.md (rm7_mthilo, rm7_mfhilo): Likewise.
13654 * config/mips/74k.md (r74k_int_mfhilo, r74k_int_mthilo): Likewise.
13655 * config/mips/9000.md (rm9k_mfhilo, rm9k_mthilo): Likewise.
13656 * config/mips/generic.md (generic_hilo): Likewise.
13657 * config/mips/loongson2ef.md (ls2_alu): Likewise.
13658 * config/mips/loongson3a.md (ls3a_mfhilo): Likewise.
13659 * config/mips/octeon.md (octeon_imul_o1, octeon_imul_o2)
13660 (octeon_mfhilo_o1, octeon_mfhilo_o2): Likewise.
13661 * config/mips/sr71k.md (ir_sr70_hilo): Likewise.
13662 * config/mips/xlr.md (xlr_hilo): Likewise.
13664 2012-07-14 Andrew Stubbs <ams@codesourcery.com>
13665 Sandra Loosemore <sandra@codesourcery.com>
13667 * config/sh/sh.h (SH_ASM_SPEC): Add spaces between options.
13669 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
13671 * config/i386/i386.c (ix86_set_reg_reg_cost): Enable TFmode/TCmode
13674 2012-07-14 Steven Bosscher <steven@gcc.gnu.org>
13676 * toplev.c (init_asm_output): Open asm_out_file in 'w' mode.
13678 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
13681 * config/spu/spu.c (spu_init_cost): Mark static.
13682 (spu_add_stmt_cost): Likewise.
13683 (spu_finish_cost): Likewise.
13684 (spu_destroy_cost_data): Likewise.
13685 * config/i386/i386.c (ix86_init_cost): Mark static.
13686 (ix86_add_stmt_cost): Likewise.
13687 (ix86_finish_cost): Likewise.
13688 (ix86_destroy_cost_data): Likewise.
13689 * config/rs6000/rs6000.c (rs6000_init_cost): Mark static.
13690 (rs6000_add_stmt_cost): Likewise.
13691 (rs6000_finish_cost): Likewise.
13692 (rs6000_destroy_cost_data): Likewise.
13694 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
13696 * ggc.h (ggc_internal_alloc_stat, ggc_alloc_typed_stat,
13697 ggc_internal_cleared_alloc_stat, ggc_cleared_alloc_htab_ignore_args,
13698 ggc_cleared_alloc_ptr_array_two_args, ggc_splay_alloc): Add
13700 * alloc-pool.h (pool_alloc): Likewise.
13702 * final.c (final): Do not loop to find max_uid.
13704 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
13706 * emit-rtl.c (make_debug_insn_raw, make_jump_insn_raw): Make static.
13707 * rtl.h (make_debug_insn_raw, make_jump_insn_raw): Remove prototypes.
13709 2012-07-13 Richard Guenther <rguenther@suse.de>
13711 PR tree-optimization/53907
13712 * tree-ssa-forwprop.c (associate_pointerplus): New function.
13713 (ssa_forward_propagate_and_combine): Call it.
13715 2012-07-13 Richard Guenther <rguenther@suse.de>
13717 PR tree-optimization/53922
13718 * tree-vrp.c (value_inside_range): Change prototype to take
13719 min/max instead of value-range.
13720 (range_includes_zero_p): Likewise. Return the result from
13721 value_inside_range.
13722 (extract_range_from_binary_expr_1): Adjust to handle dont-know
13723 return value from range_includes_zero_p.
13724 (extract_range_from_unary_expr_1): Likewise.
13725 (compare_range_with_value): Likewise.
13726 (vrp_meet_1): Likewise.
13728 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
13730 * doc/tm.texi: Regenerate.
13731 * doc/tm.texi.in (TARGET_VECTORIZE_INIT_COST): New hook.
13732 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
13733 (TARGET_VECTORIZE_FINISH_COST): Likewise.
13734 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
13735 * targhooks.c (default_init_cost): New function.
13736 (default_add_stmt_cost): Likewise.
13737 (default_finish_cost): Likewise.
13738 (default_destroy_cost_data): Likewise.
13739 * targhooks.h (default_init_cost): New decl.
13740 (default_add_stmt_cost): Likewise.
13741 (default_finish_cost): Likewise.
13742 (default_destroy_cost_data): Likewise.
13743 * target.def (init_cost): New DEFHOOK.
13744 (add_stmt_cost): Likewise.
13745 (finish_cost): Likewise.
13746 (destroy_cost_data): Likewise.
13747 * target.h (struct _stmt_vec_info): New extern decl.
13748 (stmt_vectype): Likewise.
13749 (stmt_in_inner_loop_p): Likewise.
13750 * tree-vectorizer.h (stmt_info_for_cost): New struct/typedef.
13751 (stmt_vector_for_cost): New VEC/typedef.
13752 (add_stmt_info_to_vec): New function.
13753 (struct _slp_tree): Remove cost.inside_of_loop field.
13754 (struct _slp_instance): Remove cost.inside_of_loop field; add
13755 stmt_cost_vec field.
13756 (SLP_INSTANCE_INSIDE_OF_LOOP_COST): Remove macro.
13757 (SLP_INSTANCE_STMT_COST_VEC): New accessor macro.
13758 (SLP_TREE_INSIDE_OF_LOOP_COST): Remove macro.
13759 (struct _vect_peel_extended_info): Add stmt_cost_vec field.
13760 (struct _loop_vec_info): Add target_cost_data field.
13761 (LOOP_VINFO_TARGET_COST_DATA): New accessor macro.
13762 (struct _bb_vec_info): Add target_cost_data field.
13763 (BB_VINFO_TARGET_COST_DATA): New accessor macro.
13764 (struct _stmt_vec_info): Remove cost.inside_of_loop field.
13765 (STMT_VINFO_INSIDE_OF_LOOP_COST): Remove macro.
13766 (stmt_vinfo_set_inside_of_loop_cost): Remove function.
13767 (init_cost): New function.
13768 (add_stmt_cost): Likewise.
13769 (finish_cost): Likewise.
13770 (destroy_cost_data): Likewise.
13771 (vect_model_simple_cost): Change parameter list.
13772 (vect_model_store_cost): Likewise.
13773 (vect_model_load_cost): Likewise.
13774 (record_stmt_cost): New extern decl.
13775 (vect_get_load_cost): Change parameter list.
13776 (vect_get_store_cost): Likewise.
13777 * tree-vect-loop.c (new_loop_vec_info): Call init_cost.
13778 (destroy_loop_vec_info): Call destroy_cost_data.
13779 (vect_estimate_min_profitable_iters): Remove old calculation of
13780 inside costs; call finish_cost instead.
13781 (vect_model_reduction_cost): Call add_stmt_cost instead of old
13782 inside-costs calculation.
13783 (vect_model_induction_cost): Likewise.
13784 * tree-vect-data-refs.c (vect_get_data_access_cost): Change to
13785 return a stmt_vector_for_cost; modify calls to vect_get_load_cost
13786 and vect_get_store_cost to obtain the value to return.
13787 (vect_peeling_hash_get_lowest_cost): Obtain a stmt_cost_vec from
13788 vect_get_data_access_cost and store it in the minimum peeling
13790 (vect_peeling_hash_choose_best_peeling): Change the parameter list
13791 to add a (stmt_vector_for_cost *) output parameter, and set its value.
13792 (vect_enhance_data_refs_alignment): Ignore the new return value from
13793 calls to vect_get_data_access_cost; obtain stmt_cost_vec from
13794 vect_peeling_hash_choose_best_peeling and pass its contents to the
13796 * tree-vect-stmts.c (stmt_vectype): New function.
13797 (stmt_in_inner_loop_p): Likewise.
13798 (record_stmt_cost): Likewise.
13799 (vect_model_simple_cost): Add stmt_cost_vec parameter; call
13800 record_stmt_cost instead of old calculation; don't call
13801 stmt_vinfo_set_inside_of_loop_cost.
13802 (vect_model_promotion_demotion_cost): Call add_stmt_cost instead of
13803 old calculation; don't call stmt_vinfo_set_inside_of_loop_cost.
13804 (vect_model_store_cost): Add stmt_cost_vec parameter; call
13805 record_stmt_cost instead of old calculation; add stmt_cost_vec
13806 parameter to vect_get_store_cost call; don't call
13807 stmt_vinfo_set_inside_of_loop_cost.
13808 (vect_get_store_cost): Add stmt_cost_vec parameter; call
13809 record_stmt_cost instead of old calculation.
13810 (vect_model_load_cost): Add stmt_cost_vec parameter; call
13811 record_stmt_cost instead of old calculation; add stmt_cost_vec
13812 parameter to vect_get_load_cost call; don't call
13813 stmt_vinfo_set_inside_of_loop_cost.
13814 (vect_get_load_cost): Add stmt_cost_vec parameter; call
13815 record_stmt_cost instead of old calculation.
13816 (vectorizable_call): Add NULL parameter to vect_model_simple_cost call.
13817 (vectorizable_conversion): Likewise.
13818 (vectorizable_assignment): Likewise.
13819 (vectorizable_shift): Likewise.
13820 (vectorizable_operation): Likewise.
13821 (vectorizable_store): Add NULL parameter to vect_model_store_cost call.
13822 (vectorizable_load): Add NULL parameter to vect_model_load_cost call.
13823 (new_stmt_vec_info): Don't set STMT_VINFO_INSIDE_OF_LOOP_COST.
13824 * config/spu/spu.c (TARGET_VECTORIZE_INIT_COST): New macro def.
13825 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
13826 (TARGET_VECTORIZE_FINISH_COST): Likewise.
13827 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
13828 (spu_init_cost): New function.
13829 (spu_add_stmt_cost): Likewise.
13830 (spu_finish_cost): Likewise.
13831 (spu_destroy_cost_data): Likewise.
13832 * config/i386/i386.c (ix86_init_cost): New function.
13833 (ix86_add_stmt_cost): Likewise.
13834 (ix86_finish_cost): Likewise.
13835 (ix86_destroy_cost_data): Likewise.
13836 (TARGET_VECTORIZE_INIT_COST): New macro def.
13837 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
13838 (TARGET_VECTORIZE_FINISH_COST): Likewise.
13839 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
13840 * config/rs6000/rs6000.c (TARGET_VECTORIZE_INIT_COST): New macro def.
13841 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
13842 (TARGET_VECTORIZE_FINISH_COST): Likewise.
13843 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
13844 (rs6000_init_cost): New function.
13845 (rs6000_add_stmt_cost): Likewise.
13846 (rs6000_finish_cost): Likewise.
13847 (rs6000_destroy_cost_data): Likewise.
13848 * tree-vect-slp.c (vect_free_slp_instance): Free stmt_cost_vec.
13849 (vect_create_new_slp_node): Don't set SLP_TREE_INSIDE_OF_LOOP_COST.
13850 (vect_get_and_check_slp_defs): Add stmt_cost_vec parameter; add
13851 stmt_cost_vec parameter to vect_model_store_cost and
13852 vect_model_simple_cost calls.
13853 (vect_build_slp_tree): Remove inside_cost parameter; add stmt_cost_vec
13854 parameter; add stmt_cost_vec parameter to vect_get_and_check_slp_defs,
13855 vect_model_load_cost, and recursive vect_build_slp_tree calls; prevent
13856 calculating cost more than once for loads; remove inside_cost
13857 parameter from recursive vect_build_slp_tree calls; call
13858 record_stmt_cost instead of old calculation.
13859 (vect_analyze_slp_instance): Allocate stmt_cost_vec and save it with
13860 the instance; free it on premature exit; remove inside_cost parameter
13861 from vect_build_slp_tree call; add stmt_cost_vec parameter to
13862 vect_build_slp_tree call; don't set SLP_INSTANCE_INSIDE_OF_LOOP_COST.
13863 (new_bb_vec_info): Call init_cost.
13864 (destroy_bb_vec_info): Call destroy_cost_data.
13865 (vect_bb_vectorization_profitable_p): Call add_stmt_cost for each
13866 statement recorded with an SLP instance; call finish_cost instead of
13867 the old calculation.
13868 (vect_update_slp_costs_according_to_vf): Record statement costs from
13869 SLP instances, multiplying by the appropriate number of copies; don't
13870 update SLP_INSTANCE_INSIDE_OF_LOOP_COST.
13872 2012-07-13 Richard Guenther <rguenther@suse.de>
13874 PR middle-end/53937
13875 * builtins.c (get_pointer_alignment_1): Handle constant
13878 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
13879 Steven Bosscher <steven@gcc.gnu.org>
13880 Bernd Schmidt <bernds@codesourcery.com>
13882 PR rtl-optimization/53908
13883 * df-problems.c (can_move_insns_across): When doing
13884 memory-reference book-keeping, handle call insns.
13886 2012-07-13 Richard Guenther <rguenther@suse.de>
13888 * gimple.c (gimple_types_compatible_p_1): Remove redundant
13889 type attribute comparisons.
13890 (gimple_canonical_types_compatible_p): Likewise.
13892 2012-07-12 Hans-Peter Nilsson <hp@axis.com>
13894 PR rtl-optimization/53176
13895 * rtlanal.c (rtx_cost): Adjust default cost for X with a
13896 UNITS_PER_WORD factor for all X according to the size of
13897 its mode, not just for SUBREGs with untieable modes.
13898 Handle SET. Use factor * factor for MULT, DIV, UDIV,
13901 2012-07-12 Uros Bizjak <ubizjak@gmail.com>
13903 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
13904 QImode and HImode splitters. Use ix86_comparison_operator.
13905 Explicitly match FLAGS_REG.
13906 (DFmode cmove splitter): Explicitly match FLAGS_REG.
13908 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
13910 * expr.h (can_move_by_pieces): Move prototype from here ...
13911 * tree.h (can_move_by_pieces): ... to here.
13912 * optabs.h (set_widening_optab_handler): Use XCNEW.
13913 * gimplify.c: Do not include expr.h.
13915 * toplev.c: Do not include dwarf2out.h.
13916 * config/ia64/ia64.c: Likewise.
13917 * config/sparc/sparc.c: Likewise.
13918 * config/sparc/t-sparc (sparc.o): Fix dependencies.
13920 * Makefile.in (toplev.o): Fix dependencies
13921 (c-family/c-gimplify.o): Likewise.
13922 (c-family/c-common.o): Likewise.
13924 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
13926 * basic-block.h (struct edge_def): Use basic_block instead of
13928 * cfgloop.h (struct loop_exit, struct loop): Likewise.
13929 * gengenrtl.c (type_from_format): Likewise. Also for 'tree'
13930 instead of union tree_node *.
13931 * rtl.h (union rtunion_def, emit_insn_before_noloc,
13932 emit_insn_after_noloc, add_insn_before, add_insn_after,
13933 debug_bb_slim): Likewise.
13934 * tree-inline.h (struct copy_body_data): Likewise.
13935 * sched-rgn.c (dump_region_dot): Likewise.
13936 * gimple.h (struct gimple_statement_base, gimple_set_bb,
13937 gsi_move_to_bb_end): Likewise.
13938 * sched-vis.c (debug_bb_slim): Likewise.
13939 (debug_bb_n_slim): Likewise.
13940 * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Likewise.
13941 (mn10300_block_contains_call):
13943 2012-07-11 Greta Yorsh <Greta.Yorsh@arm.com>
13946 * config/arm/arm.c (arm_early_load_addr_dep): Handle new
13949 2012-07-11 Jonathan Wakely <jwakely.gcc@gmail.com>
13951 * doc/extend.texi (Namespace Association): Alter cautionary text.
13953 2012-07-10 Oleg Endo <olegendo@gcc.gnu.org>
13956 * config/sh/sh.md: Remove displacement addresssing related splits.
13958 2012-07-10 Xinliang David Li <davidxl@google.com>
13960 * doc/invoke.texi: New option documented.
13961 * flag-types.h: New enum type.
13962 * gimplify.c (gimplify_bind_expr): Control
13963 clobber generation with new option.
13964 (gimplify_target_expr): Ditto.
13965 * common.opt: New option.
13967 2012-07-10 Julian Brown <julian@codesourcery.com>
13969 * config/arm/arm.md (movsi): Don't split symbol refs here.
13970 (define_split): New.
13972 2012-07-10 Andreas Schwab <schwab@linux-m68k.org>
13975 * config/m68k/m68k.c (m68k_epilogue_uses): New.
13976 * config/m68k/m68k.h (EPILOGUE_USES): Use it.
13977 * config/m68k/m68k-protos.h (m68k_epilogue_uses): Add prototype.
13979 2012-07-10 Richard Henderson <rth@redhat.com>
13981 * target.def (builtin_mul_widen_even, builtin_mul_widen_odd): Remove.
13982 * system.h (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Poison.
13983 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Poison.
13984 * config/i386/i386.c (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): Remove.
13985 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): Remove.
13986 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): Remove.
13987 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): Remove.
13988 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): Remove.
13989 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): Remove.
13990 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): Remove.
13991 (bdesc_args): Remove entries to match.
13992 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): Remove.
13993 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
13994 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
13995 * config/rs6000/rs6000.c (rs6000_builtin_mul_widen_even): Remove.
13996 (rs6000_builtin_mul_widen_odd): Remove.
13997 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
13998 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
13999 * config/spu/spu.c (spu_builtin_mul_widen_even): Remove.
14000 (spu_builtin_mul_widen_odd): Remove.
14001 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
14002 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
14003 * doc/tm.texi.in: Don't document the removed hooks.
14005 * tree-vect-stmts.c (supportable_widening_operation): Expand
14006 WIDEN_MULT_EXPR via VEC_WIDEN_MULT_EVEN/ODD_EXPR if possible.
14008 * expmed.c (expmed_mult_highpart): Rename from expand_mult_highpart.
14009 (expmed_mult_highpart_optab): Rename from expand_mult_highpart_optab.
14010 * optabs.c (can_mult_highpart_p): New.
14011 (expand_mult_highpart): New.
14012 * expr.c (expand_expr_real_2) [MULT_HIGHPART_EXPR): Use it.
14013 * tree-vect-generic.c (expand_vector_operations_1): Don't expand
14014 by pieces if can_mult_highpart_p.
14015 (expand_vector_divmod): Use can_mult_highpart_p and always
14016 generate MULT_HIGHPART_EXPR.
14017 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
14018 * tree-vect-stmts.c (vectorizable_operation): Likewise.
14020 * config/spu/spu-builtins.md (spu_mpy): Move to spu.md.
14021 (spu_mpyu, spu_mpyhhu, spu_mpyhh): Likewise.
14022 * config/spu/spu.md (vec_widen_smult_odd_v8hi): Rename from spu_mpy.
14023 (vec_widen_umult_odd_v8hi): Rename from spu_mpyu.
14024 (vec_widen_smult_even_v8hi): Rename from spu_mpyhh.
14025 (vec_widen_umult_even_v8hi): Rename from spu_mpyhhu.
14026 * config/spu/spu-builtins.def: Update pattern names to match.
14028 * config/rs6000/altivec.md (vec_widen_umult_even_v16qi): Rename
14029 from altivec_vmuleub.
14030 (vec_widen_smult_even_v16qi): Rename from altivec_vmulesb.
14031 (vec_widen_umult_even_v8hi): Rename from altivec_vmuleuh.
14032 (vec_widen_smult_even_v8hi): Rename from altivec_vmulesh.
14033 (vec_widen_umult_odd_v16qi): Rename from altivec_vmuloub.
14034 (vec_widen_smult_odd_v16qi): Rename from altivec_vmulosb.
14035 (vec_widen_umult_odd_v8hi): Rename from altivec_vmulouh.
14036 (vec_widen_smult_odd_v8hi): Rename from altivec_vmulosh.
14037 * config/rs6000/rs6000-builtin.def: Update pattern names to match.
14039 * config/i386/sse.md (vec_widen_umult_even_v8si): Rename from
14040 avx2_umulv4siv4di3.
14041 (vec_widen_umult_even_v4si): Rename from sse2_umulv2siv2di3.
14042 (vec_widen_smult_even_v8si): Rename from avx2_mulv4siv4di3.
14043 (mulv4si3): Remove XOP test shadowed by SSE4 test.
14044 * config/i386/i386.c (bdesc_args): Update pattern names.
14045 (ix86_expand_sse2_mulvxdi3): Likewise.
14046 (ix86_expand_mul_widen_evenodd): Likewise. Remove XOP test
14047 shadowed by SSE4 test.
14049 * tree.def (VEC_WIDEN_MULT_EVEN_EXPR, VEC_WIDEN_MULT_ODD_EXPR): New.
14050 * cfgexpand.c (expand_debug_expr): Handle them.
14051 * expr.c (expand_expr_real_2): Likewise.
14052 * fold-const.c (fold_binary_loc): Likewise.
14053 * gimple-pretty-print.c (dump_binary_rhs): Likewise.
14054 * optabs.c (optab_for_tree_code): Likewise.
14055 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
14056 * tree-inline.c (estimate_operator_cost): Likewise.
14057 * tree-pretty-print.c (dump_generic_node): Likewise.
14058 * tree.c (commutative_tree_code): Likewise.
14059 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
14060 Handle type change before looking up optab.
14061 * optabs.h (OTI_vec_widen_umult_even, OTI_vec_widen_umult_odd): New.
14062 (OTI_vec_widen_smult_even, OTI_vec_widen_smult_odd): New.
14063 (vec_widen_umult_even_optab, vec_widen_umult_odd_optab): New.
14064 (vec_widen_smult_even_optab, vec_widen_smult_odd_optab): New.
14065 * genopinit.c (optabs): Initialize them.
14066 * doc/md.texi: Document them.
14068 2012-07-10 Dehao Chen <dehao@google.com>
14070 * tree.h (phi_arg_d): New field.
14071 * tree-flow-inline.h (gimple_phi_arg_block): New function.
14072 (gimple_phi_arg_block_from_edge): New function.
14073 (gimple_phi_arg_set_block): New function.
14074 (gimple_phi_arg_has_block): New function.
14075 (redirect_edge_var_map_block): New function.
14076 * tree-flow.h (_edge_var_map): New field.
14077 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
14078 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
14079 redirect_edge_var_map_add.
14080 * tree-outof-ssa.c (_elim_graph): New field.
14081 (insert_partition_copy_on_edge): New parameter.
14082 (insert_value_copy_on_edge): New parameter.
14083 (insert_rtx_to_part_on_edge): New parameter.
14084 (insert_part_to_rtx_on_edge): New parameter.
14085 (elim_graph_add_edge): New parameter.
14086 (elim_graph_remove_succ_edge): New parameter.
14087 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
14088 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
14089 (new_elim_graph): Add block debug info.
14090 (clear_elim_graph): Likewise.
14091 (delete_elim_graph): Likewise.
14092 (elim_graph_add_node): Likewise.
14093 (elim_graph_add_edge): Likewise.
14094 (elim_graph_remove_succ_edge): Likewise.
14095 (eliminate_build): Likewise.
14096 (elim_forward): Likewise.
14097 (elim_unvisited_predecessor): Likewise.
14098 (elim_backward): Likewise.
14099 (elim_create): Likewise.
14100 (eliminate_phi): Likewise.
14101 (insert_backedge_copies): Likewise.
14102 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
14104 (rewrite_add_phi_arguments): Likewise.
14105 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
14106 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
14107 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
14108 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
14109 * tree-ssa-loop-manip.c (create_iv): Likewise.
14110 (add_exit_phis_edge): Likewise.
14111 (split_loop_exit_edge): Likewise.
14112 (copy_phi_node_args): Likewise.
14113 (tree_transform_and_unroll_loop): Likewise.
14114 * value-prof.c (gimple_ic): Likewise.
14115 (gimple_stringop_fixed_value): Likewise.
14116 * tree-tailcall.c (add_successor_phi_arg): Likewise.
14117 (eliminate_tail_call): Likewise.
14118 (create_tailcall_accumulator): Likewise.
14119 (tree_optimize_tail_calls_1): Likewise.
14120 * tree-phinodes.c (add_phi_arg): Likewise.
14121 (make_phi_node): Likewise.
14122 (resize_phi_node): Likewise.
14123 (remove_phi_arg_num): Likewise.
14124 * omp-low.c (expand_parallel_call): Likewise.
14125 (expand_omp_for_static_chunk): Likewise.
14126 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
14128 (slpeel_update_phi_nodes_for_guard1): Likewise.
14129 (slpeel_update_phi_nodes_for_guard2): Likewise.
14130 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
14131 (set_prologue_iterations): Likewise.
14132 (slpeel_tree_peel_loop_to_edge): Likewise.
14133 (vect_loop_versioning): Likewise.
14134 * tree-parloops.c (create_phi_for_local_result): Likewise.
14135 (transform_to_exit_first_loop): Likewise.
14136 (create_parallel_loop): Likewise.
14137 * ipa-split.c (split_function): Likewise.
14138 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
14139 (vect_create_epilog_for_reduction): Likewise.
14140 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
14141 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
14142 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
14143 (cond_if_else_store_replacement_1): Likewise.
14144 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
14145 (remove_forwarder_block_with_phi): Likewise.
14146 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
14147 * tree-predcom.c (initialize_root_vars): Likewise.
14148 (initialize_root_vars_lm): Likewise.
14149 * sese.c (sese_add_exit_phis_edge): Likewise.
14150 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
14151 * tree-ssa.c (flush_pending_stmts): Likewise.
14152 (redirect_edge_var_map_add): Likewise.
14153 (ssa_redirect_edge): Likewise.
14154 * gimple-streamer-in.c (input_phi): Likewise.
14155 * tree-vect-stmts.c (vectorizable_load): Likewise.
14156 * tree-inline.c (copy_phis_for_bb): Likewise.
14157 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
14158 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
14159 * tree-cfg.c (reinstall_phi_args): Likewise.
14160 (gimple_make_forwarder_block): Likewise.
14161 (add_phi_args_after_copy_edge): Likewise.
14162 (gimple_duplicate_sese_tail): Likewise.
14164 2012-07-09 Oleg Endo <olegendo@gcc.gnu.org>
14167 * config/sh/sh.c (sequence_insn_p): New function.
14168 (find_barrier, sh_insn_length_adjustment): Use it.
14170 2012-07-09 Iain Sandoe <iain@codesourcery.com>
14173 * config/i386/i386.c (ix86_fold_builtin): Call SUBTARGET_FOLD_BUILTIN
14175 * config/darwin.h: Rename TARGET_FOLD_BUILTIN to
14176 SUBTARGET_FOLD_BUILTIN.
14177 * config/rs6000/darwin.h: Map TARGET_FOLD_BUILTIN onto
14178 SUBTARGET_FOLD_BUILTIN.
14180 2012-07-09 Iain Sandoe <iain@codesourcery.com>
14182 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Move NeXT
14183 runtime exceptions model setting from here ...
14184 * config/darwin.c (darwin_override_options): ... to here.
14186 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
14188 PR tree-optimization/53887
14189 * tree-cfg.c (group_case_labels_stmt): Make non-static.
14190 * tree-flow.h (group_case_labels_stmt): Add prototype.
14191 * tree-switch-conversion.c (process_switch): Use group_case_labels_stmt
14192 to pre-process every switch.
14194 2012-07-09 Jason Merrill <jason@redhat.com>
14197 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
14198 (type_hash_eq): Likewise.
14200 2012-07-09 Tom de Vries <tom@codesourcery.com>
14201 Richard Guenther <rguenther@suse.de>
14203 * tree-ssa-ccp.c (optimize_unreachable): New function.
14204 (execute_fold_all_builtins): Use optimize_unreachable to optimize
14205 BUILT_IN_UNREACHABLE. Don't optimize after BUILT_IN_UNREACHABLE.
14207 2012-07-09 Richard Guenther <rguenther@suse.de>
14210 * graphite-optimize-isl.c: Make sure CU is not empty.
14212 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
14214 * gensupport.c (init_rtx_reader_args_cb): Start counting code
14215 generating patterns from 1 to free up 0 for CODE_FOR_nothing.
14216 * gencodes.c (main): Give CODE_FOR_nothing the value 0. Add
14217 the LAST_INSN_CODE marker at the end.
14218 * genoutput.c (nothing): New static struct data.
14219 (idata): Initialize to ¬hing.
14220 (idata_end): Initialize to ¬hing.next.
14221 (init_insn_for_nothing): New function to create dummy 'nothing' insn.
14223 * genpeep.c (insn_code_number): Remove global variable.
14224 (gen_peephole): Take it as an argument instead.
14225 (main): Take insn_code_number from read_md_rtx.
14226 * optabs.h: Revert r161809:
14227 (optab_handlers): Change type of insn_code back to insn_code.
14228 (optab_handler, widening_optab_handler, set_optab_handler,
14229 set_widening_optab_handler, convert_optab_handler,
14230 set_convert_optab_handler, direct_optab_handler,
14231 set_direct_optab_handler): Remove int casts.
14232 Revert to treating the insn_code field as "insn_code".
14234 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
14236 * config/sh/sh.md (*return_i): Move trap_exit attribute check to ...
14237 * config/sh/sh.c (sh_cfun_trap_exit_p): ... this new function.
14238 * config/sh/sh-protos.h: Declare it.
14240 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
14242 * mcf.c: Do not include tm.h, tree.h, and langhooks.h.
14243 (dump_fixup_graph): Use current_function_name.
14244 (adjust_cfg_counts): Likewise.
14245 * ira-conflicts.c: Do not include tree.h.
14246 (ira_build_conflicts): Use REG_USERVAR_P instead of DECL_ARTIFICIAL.
14248 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
14251 * config/sh/sh.md (*branch_true_eq, *branch_false_ne, nott): New insns.
14253 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
14255 * basic-block.h: Re-group most prototypes per file.
14256 (struct edge_list): Remove num_blocks field.
14257 (dump_bb_info): Adjust prototypes.
14258 (dump_reg_info): Move prototype to regs.h.
14259 * function.h: Do not include tree.h.
14260 Include vec.h, vecir.h, input.h and machmode.h to compensate.
14261 (function_name): New prototype.
14262 * gimple.h: Include tree.h to compensate for basic-block.h change.
14263 * langhooks.h: Note that tree.h is only necessary for enum tree_code.
14264 * regs.h (dump_reg_info): Prototype here.
14265 * regset.h: Adjust file reference in comment.
14266 (debug_regset): Remove prototype.
14267 * rtl.h: Include flags.h for flag_var_tracking_assignments.
14268 (MAY_HAVE_DEBUG_INSNS): Define as flag_var_tracking_assignments
14269 instead of no-longer-available tree.h's MAY_HAVE_DEBUG_STMTS.
14270 (dump_reg_info, dump_flow_info): Remove prototypes.
14271 * bb-reorder.c (set_edge_can_fallthru_flag): Move from cfganal.c
14272 to here, the only user. Make static.
14273 (reorder_basic_blocks): Call dump_reg_info before dump_flow_info.
14274 * cfg.c: Do not include tm.h, tree.h, rtl.h, hard-reg-set.h, regs.h,
14275 flags.h, function.h, except.h, diagnostic-core.h, tm_p.h, timevar.h,
14276 tree-pass.h, cfgloop.h, and tree-flow.h.
14277 Include basic-block.h, the first header I'd expect to be included.
14278 (reg_obstack): Move to df-core.c.
14279 (free_edge): Remove bogus ATTRIBUTE_UNUSED.
14280 (remove_edge_raw): Do not call tree-ssa's redirect_edge_var_map_clear.
14281 (redirect_edge_succ_nodup): Move to cfghooks.c.
14282 (dump_regset, debug_regset): Move to df-core.c.
14283 (dump_bb_info): Move to cfgrtl.c.
14284 (dump_reg_info): Move to regstat.c.
14285 (dump_flow_info): Move to cfgrtl.c.
14286 (debug_flow_info): Likewise.
14287 (dump_edge_info): Do not look at cfun, a CFG without cfun is nonsense.
14288 * cfganal.c: Do not include tm.h, rtl.h, obstack.h, hard-reg-set.h,
14289 insn-config.h, recog.h, diagnostic-core.h, tm_p.h, and cfgloop.h.
14290 (flow_active_insn_p, forwarder_block_p, can_fallthru,
14291 could_fall_through): Move to cfgrtl.c.
14292 (set_edge_can_fallthru_flag): Moved to bb-reorder.c.
14293 (create_edge_list): Do not set edge_list's removed num_blocks.
14294 (print_edge_list): Look at n_basic_blocks instead of num_blocks.
14295 (flow_nodes_print): Remove.
14296 (flow_edge_list_print): Remove.
14297 (inverted_post_order_compute): Use FOR_ALL_BB.
14298 * cfgrtl.c (dump_flow_info): Moved from cfg.c.
14299 Do not call dump_reg_info.
14300 (debug_flow_info): Moved from cfg.c
14301 (dump_bb_info): Moved from cfg.c. Take 'verbose' argument
14302 to avoid looking at TDF_* flags from tree-pass.h.
14303 (flow_active_insn_p, forwarder_block_p, can_fallthru,
14304 could_fall_through): Moved from cfganal.c.
14305 (print_rtl_with_bb): Adjust dump_bb_info calls.
14306 * cfghooks.c (redirect_edge_succ_nodup): Moved from cfg.c.
14307 (remove_edge): Call redirect_edge_var_map_clear if IR_GIMPLE.
14308 (cfgcleanup.c): Look at MAY_HAVE_DEBUG_INSNS, not MAY_HAVE_DEBUG_STMTS.
14309 * cselib.c: Include tree.h with a FIXME.
14310 * df-core.c (reg_obstack): Moved from cfg.c.
14311 (dump_regset): Likewise.
14312 (debug_regset): Likewise. Make a DEBUG_FUNCTION.
14313 * final.c (compute_alignments): Call dump_reg_info before
14315 * function.c (function_name): New function.
14316 (current_function_name): Use it.
14317 * ifcvt.c (rest_of_handle_if_conversion): Call dump_reg_info before
14319 * ira-conflicts.c: Include tree.h with a note.
14320 * regstat.c (dump_reg_info): Moved here from cfg.c.
14321 * loop-init.c: Include regs.h instead of hard-reg-set.h.
14322 (rtl_loop_init): Call dump_reg_info before dump_flow_info.
14323 (rtl_loop_done): Likewise.
14324 * mcf.c: Include tree.h before langhooks.h.
14325 * predict.c (maybe_hot_count_p): Assert we have cfun.
14326 (probably_never_executed_bb_p): Likewise.
14327 * profile.c (compute_branch_probabilities): Use gimple_dump_cfg
14328 instead of dump_flow_info.
14329 * sched-deps.c: Include tree.h with a FIXME.
14330 (call_may_noreturn_p): Add FIXME note why this function has to
14331 look at function decls instead of function decl flags.
14332 * sched-vis.c: Include tree.h with a FIXME.
14333 (print_rtl_slim): Adjust dump_bb_info uses.
14334 * statistics.c (statistics_fini_pass_2): Use current_function_name
14335 to avoid including tree.h.
14336 (statistics_counter_event): Use function_name for the same reason.
14337 (statistics_histogram_event): Likewise.
14338 * tracer.c (tracer): Remove bogus gcc_assert. Use brief_dump_cfg
14339 instead of dump_flow_info.
14340 * var-tracking.c (variable_tracking_main_1): Call dump_reg_info
14341 before dump_flow_info.
14342 * doc/cfg.texi: Update CFG documentation.
14343 * Makefile.in (RTL_H): Depend on FLAGS_H.
14344 (GIMPLE_H): Depend on TREE_H.
14345 (FUNCTION_H): Depend on VEC_H, vecir.h, INPUT_H and MACHMODE_H,
14346 but no longer on TREE_H.
14347 (C_COMMON_H): Depend on TREE_H.
14348 (cselib.o, cse.o, cfganal.o, loop-init.o, ira-conflicts.o,
14349 sched-deps.o, sched-vis.o): Fixup dependencies.
14351 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
14353 * alias.h: Do not include coretypes.h in header files.
14354 * cppbuiltin.h: Likewise.
14355 * double-int.h: Likewise.
14356 * gimple-fold.h: Likewise.
14357 * flags.h: Likewise.
14358 * tree-ssa-alias.h: Likewise.
14359 * gengtype.h (obstack_chunk_alloc, obstack_chunk_free,
14360 OBSTACK_CHUNK_SIZE): Define here to avoid dependency on coretypes.h.
14361 * Makefile.in (RTL_BASE_H): Depend on coretypes.h.
14362 (TREE_H): Likewise.
14363 (ALIAS_H): Do not depend on coretypes.h.
14364 (FLAGS_H): Likewise.
14365 (realmpfr.o): Depend on coretypes.h.
14367 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
14369 * Makefile.in (gengtype-lex.o, gengtype-parse.o, gengtype-state.o,
14370 gengtype.o): Add -DGENERATOR_FILE manually for host gengtype objects.
14372 2012-07-07 Richard Earnshaw <rearnsha@arm.com>
14374 * arm.h (TARGET_CPU_CPP_BUILTINS): Remove Maverick support.
14375 (TARGET_FPA): Delete definition.
14376 (TARGET_MAVERICK): Likewise.
14377 (TARGET_FPA_EMU2): Likewise.
14378 (arm_fp_model): Remove FPA and Maverick models.
14379 (arm_arch_cirrus): Delete declaration.
14380 (FLOAT_WORDS_BIG_ENDIAN): Delete definition.
14381 (FIXED_REGISTERS): Remove FPA and Maverick support. Reorganize.
14382 (CALL_USED_REGISTERS): Likewise.
14383 (FIRST_FPA_REGNUM, LAST_FPA_REGNUM): Delete definition.
14384 (FIRST_VFP_REGNUM): Renumbered.
14385 (D7_VFP_REGNUM): Chain definition.
14386 (LAST_LO_VFP_REGNUM): Likewise.
14387 (FIRST_HI_VFP_REGNUM): Likewise.
14388 (LAST_HI_VFP_REGNUM): Likewise.
14389 (FIRST_IWMMXT_GR_REGNUM): Likewise.
14390 (LAST_IWMMXT_GR_REGNUM): Likewise.
14391 (FIRST_IWMMXT_REGNUM): Likewise.
14392 (LAST_IWMMXT_REGNUM): Likewise.
14393 (FRAME_POINTER_REGNUM): Renumbered.
14394 (ARG_POINTER_REGNUM): Renumbered.
14395 (FIRST_PSEUDO_REGISTER): Remove FPA and Maverick registers.
14396 (FIRST_CIRRUS_FP_REGNUM, LAST_CIRRUS_FP_REGNUM): Delete definitions.
14397 (HARD_REGNO_REGNUM): Remove FPA support.
14398 (REG_ALLOC_ORDER): Remove FPA and Maverick registers. Reorganize.
14399 (reg_class): Likewise.
14400 (REG_CLASS_NAMES): Likewise.
14401 (REG_CLASS_CONTENTS): Likewise.
14402 (CANNOT_CHANGE_MODE_CLASS): Never true. Update comment.
14403 (SECONDARY_INPUT_RELOAD_CLASS): Remove Maverick support.
14404 (CLASS_MAX_NREGS): Remove FPA and Maverick support.
14405 * aout.h (REGISTER_NAMES): Remove FPA and Maverick registers.
14406 Reorganize. Use AAPCS preferred names.
14407 (ADDITIONAL_REGISTER_NAMES): Remove aliases for Maverick. Update
14409 (OVERLAPPING_REGISTER_NAMES): Update register numbering.
14410 * arm.c (FL_CIRRUS): Delete definition.
14411 (arm_arch_cirrus): Delete variable.
14412 (arm_float_words_big_endian): Delete function.
14413 (cirrus_memory_offset): Delete function.
14414 (output_mov_long_double_fpa_from_arm): Delete function.
14415 (output_mov_long_double_arm_from_fpa): Delete function.
14416 (output_mov_double_fpa_from_arm): Delete function.
14417 (output_mov_double_arm_from_fpa): Delete function.
14418 (emit_sfm): Delete function.
14419 (maybe_get_arm_condition_code): Update comment.
14420 (arm_file_start): Always use softvfp for softfloat systems.
14421 (thumb_core_reg_alloc_order): Adjust for updated register allocation.
14422 (arm_option_override): Remove FPA and Maverick support. Always
14423 default to vfp as the fallback FPU format.
14424 (use_return_insn): Remove FPA support.
14425 (arm_get_frame_offsets): Likewise.
14426 (arm_save_coproc_regs): Likewise.
14427 (arm_canonicalize_comparison): Remove Maverick support.
14428 (arm_select_cc_mode): Likewise.
14429 (arm_gen_compare_reg): Likewise.
14430 (arm_print_operand): Likewise.
14431 (arm_libcall_value_1): Remove FPA and Maverick support.
14432 (arm_function_value_regno_p): Likewise.
14433 (arm_apply_result_size): Likewise.
14434 (arm_legitimate_index_p): Likewise.
14435 (thumb2_legitimate_index_p): Likewise.
14436 (legitimize_reload_address): Likewise.
14437 (arm_register_move_cost): Likewise.
14438 (arm_hard_regno_mode_ok): Likewise.
14439 (arm_regno_class): Likewise.
14440 (arm_dbx_register_number): Likewise.
14441 (arm_emit_unwind_sequence): Likewise.
14442 (arm_conditional_register_usage): Likewise.
14443 * arm-protos.h (neg_const_double_rtx_ok_for_fpa): Remove declaration.
14444 (cirrus_memory_offset): Likewise.
14445 (output_move_long_double_fpa_from_arm): Likewise.
14446 (output_move_long_double_arm_from_fpa): Likewise.
14447 (output_move_double_fpa_from_arm): Likewise.
14448 (output_move_double_arm_from_fpa): Likewise.
14449 (arm_float_words_big_endian): Likewise.
14450 * arm.md (CC_REGNUM): Renumbered.
14451 (VFPCC_REGNUM): Moved here. Renumbered.
14452 (FPA_F0_REGNUM, FPA_F7_REGNUM): Delete.
14453 (attr fpu): Remove FPA and Maverick support.
14454 * vfp.md (VFPCC_REGNUM): Delete. Moved to arm.md.
14455 * arm-cores.def (ep9312): Remove Maverick support.
14456 * arm-arches.def (ep9312): Delete architecture.
14457 * arm-tables.opt: Regenerated.
14459 * arm/linux-elf.h (FPUTYPE_DEFAULT): Set to vfp.
14461 2012-07-07 Steven Bosscher <steven@gcc.gnu.org>
14463 PR tree-optimization/53881
14464 * tree-switch-conversion.c (emit_case_bit_tests): Do not rely on
14465 comparing labels to establish uniqueness of a switch case target,
14466 use the CFG instead.
14468 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
14470 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
14471 due to negative shift amount.
14473 2012-07-07 Hans-Peter Nilsson <hp@axis.com>
14475 Fix configure test for "stack protector support in target C library".
14476 * configure.ac (test_prefix, test_exec_prefix): Move setting from
14477 inside sysroot handling to before and outside it.
14478 * configure: Regenerate.
14480 2012-07-06 Kai Tietz <ktietz@redhat.com>
14483 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
14484 as "/mingw/include".
14486 2012-07-06 Alexandre Oliva <aoliva@redhat.com>
14489 * var-tracking.c (vt_add_function_parameter): Convert
14490 internal_arg_pointer into arg_pointer-based address even
14493 2012-07-06 Alexandre Oilva <aoliva@redhat.com>
14495 PR rtl-optimization/53827
14498 * alias.c (memrefs_conflict_p): Adjust offset and size by the
14499 same amount for alignment ANDs.
14501 2012-07-06 Tom de Vries <tom@codesourcery.com>
14503 PR tree-optimization/51879
14504 * tree-ssa-sccvn.c (copy_reference_ops_from_call)
14505 (visit_reference_op_call): Handle case that lhs is not an SSA_NAME.
14506 (visit_use): Also call visit_reference_op_call for calls with a vdef.
14508 2012-07-06 Tom de Vries <tom@codesourcery.com>
14510 PR tree-optimization/52009
14511 * tree-ssa-tail-merge.c (gimple_equal_p): For GIMPLE_ASSIGN, compare
14512 value numbers of gimple_vdef.
14513 * tree-ssa-sccvn.h (vn_reference_insert): Add vdef parameter to
14515 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MODIFY_EXPR.
14516 (vn_reference_insert): Add and handle vdef parameter.
14517 (visit_reference_op_load): Add argument to vn_reference_insert call.
14518 (visit_reference_op_store): Find value number of vdef of store. Insert
14519 value number of vdef of store.
14521 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
14523 * config/i386/i386.md (simple lea to add peephole): Also transform
14524 RTXes where second PLUS operand matches output.
14526 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
14528 * config/i386/i386.c (construct_plt_address): Make static.
14529 * config/i386/i386-protos.h (construct_plt_address): Remove.
14531 2012-07-06 Nick Clifton <nickc@redhat.com>
14533 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
14534 default_encode_section_info.
14536 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
14539 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
14540 emit PIC sequence for fnaddr symbol reference in advance.
14542 2012-07-06 Eric Botcazou <ebotcazou@adacore.com>
14545 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
14547 * dwarf2out.c (function_possibly_abstracted_p): New static function.
14548 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
14549 cgraph_function_possibly_inlined_p.
14550 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
14551 (process_scope_var): Do not emit concrete instances of abstracted
14552 nested functions from here.
14553 (gen_decl_die): Emit the abstract instance if the function is possibly
14554 abstracted and not only possibly inlined.
14555 (dwarf2out_finish): Find the first non-abstract parent instance and
14556 attach concrete instances on the limbo list to it.
14558 2012-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14559 Julian Brown <julian@codesourcery.com>
14563 * config/arm/neon-gen.ml (return_by_ptr): Delete.
14564 (print_function): Handle empty strings.
14565 (return): Delete use of return_by_ptr.
14566 (mask_shape_for_shuffle): New function.
14567 (mask_elems): Likewise.
14568 (shuffle_fn): Likewise.
14569 (params): Simplify and remove use of return_by_ptr.
14570 (get_shuffle): New function.
14571 (print_variant): Update.
14572 * config/arm/neon.ml (rev_elems): New function.
14573 (permute_range): Likewise.
14574 (zip_range): Likewise.
14575 (uzip_range): Likewise.
14576 (trn_range): Likewise.
14577 (zip_elems): Likewise.
14578 (uzip_elems): Likewise.
14579 (trn_elems): Likewise.
14580 (features): New enumeration Use_shuffle. Delete ReturnPtr.
14583 (ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
14584 * config/arm/arm_neon.h: Regenerate.
14586 2012-07-05 Richard Guenther <rguenther@suse.de>
14588 * tree-pretty-print.c (dump_generic_node): Properly test
14589 the result of exact_log2.
14591 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14593 * config/s390/s390-protos.h (s390_expand_movmem)
14594 (s390_expand_cmpmem): Add return value.
14595 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
14596 Return FALSE to use the library function in some cases.
14597 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
14600 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14602 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
14604 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
14606 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
14607 * stmt.c (dump_case_nodes): New.
14608 (expand_case): Split out code generation parts into new functions.
14609 (expand_switch_as_decision_tree_p): Split out from expand_case.
14610 (emit_case_decision_tree): Likewise.
14611 (emit_case_dispatch_table): Likewise.
14613 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14615 * config/arm/iterators.md (SDF): New mode iterator.
14616 (V_if_elem): Add support for SF and DF modes.
14618 (F_constraint): New mode iterator attribute.
14619 (F_fma_type): Likewise.
14620 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
14621 (*fmsub<SDF:mode>4): Likewise.
14622 (*fmnsub<SDF:mode>4): Likewise.
14623 (*fmnadd<SDF:mode>4): Likewise.
14625 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
14627 * expmed.c (expand_mult): Initialize coeff and is_neg.
14629 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
14631 * config/sh/predicates.md (zero_extend_operand): New predicate.
14632 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
14633 zero_extend_operand predicate.
14634 (zero_extendqisi2): Likewise.
14636 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
14638 PR middle-end/53321
14639 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
14640 to not call cgraph_propagate_frequency if something was changed.
14642 2012-07-04 Richard Guenther <rguenther@suse.de>
14644 PR middle-end/53433
14645 * gimple-fold.c (get_base_constructor): Do not return an
14646 error_mark_node DECL_INITIAL.
14648 2012-07-04 Richard Guenther <rguenther@suse.de>
14650 PR tree-optimization/53844
14651 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
14652 the loop virtual PHI.
14654 2012-07-04 Richard Guenther <rguenther@suse.de>
14656 PR tree-optimization/53849
14657 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
14658 for duplicated locals. Use add_referenced_var_1 to avoid
14659 pushing/popping cfun.
14661 2012-07-04 Kai Tietz <ktietz@redhat.com>
14663 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
14664 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
14666 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
14667 as i386_pe_reloc_rw_mask.
14669 2012-07-04 Richard Guenther <rguenther@suse.de>
14671 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
14672 as in free_lang_data_in_type.
14674 2012-07-04 Tobias Grosser <tobias@grosser.es>
14675 Michael Matz <matz@suse.de>
14677 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
14678 (graphite-optimize-isl.o): Add dependencies.
14679 * common.opt (floop-nest-optimize): New flag.
14680 * doc/invoke.texi (floop-nest-optimize): Document.
14681 * graphite-dependences.c (compute_deps): Export.
14682 * graphite-poly.h (compute_deps): Declare.
14683 * graphite-optimize-isl.c: New file.
14684 * graphite-poly.c (apply_poly_transforms): Run the loop
14686 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
14687 if -floop-nest-optimize is enabled.
14689 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
14691 * config/sh/predicates.md (logical_and_operand): New predicate.
14692 * config/sh/constraints.md (Jmb, Jmw): New constraints.
14693 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
14694 of 0xFFFF constant. Use logical_and_operand predicate and
14695 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
14696 (*andsi3_compact): Make it an insn_and_split. Use
14697 logical_and_operand predicate. Add Jmb,Jmw alternatives.
14699 2012-07-03 Jason Merrill <jason@redhat.com>
14702 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
14704 2012-07-03 Nick Clifton <nickc@redhat.com>
14706 * config/mep/mep.c (mep_reorg_regmove): Use
14707 next_nonnote_non_debug_insn to advance to the next insn. Do not
14708 expect delete_insn to return an rtx.
14710 2012-07-03 Richard Guenther <rguenther@suse.de>
14712 * doc/install.texi (CLooG): Clarify how CLooG needs to be
14713 configured and that it needs to be built against ISL 0.10.
14715 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
14717 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
14718 code model string in the error message.
14720 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
14723 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
14724 sibcall_insn_operand. Move it to a temporary register if not.
14726 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
14729 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
14732 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
14734 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
14736 2012-07-03 Roland McGrath <mcgrathr@google.com>
14738 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
14739 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
14740 * configure: Regenerated.
14741 * config/i386/i386.md (simple_return_internal_long): Use %;
14742 (ctz<mode>2): Likewise.
14743 (*pause): Likewise.
14745 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
14748 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
14750 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
14751 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
14752 gen_branch_true and gen_branch_false.
14753 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
14755 (branch_true, branch_false): Use t_reg_operand predicate.
14756 (*branch_true, *branch_false): Delete.
14757 (movt): Use t_reg_operand predicate.
14758 (*negnegt): Use negt_reg_operand predicate and fold little and big
14760 (*movtt): Use t_reg_operand and fold little and big endian variants.
14761 (*movt_qi): Delete.
14763 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
14765 * stmt.c (emit_case_bit_tests): Remove.
14766 (expand_case): Remove expand_switch_using_bit_tests_p code.
14767 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
14768 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
14769 (lshift_cheap_p): Likewise.
14770 (expand_switch_using_bit_tests_p): Likewise.
14771 (struct case_bit_test): Likewise.
14772 (case_bit_test_cmp): Likewise.
14773 (emit_case_bit_tests): New implementation for GIMPLE.
14774 (gen_inbound_check): Do not release post-dominator info here.
14775 (process_switch): Reorder code. Expand as bit tests if it
14777 (do_switchconv): Release post-dominator info here if something changed.
14778 (struct gimple_opt_pass): Verify more.
14779 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
14781 2012-07-02 Martin Jambor <mjambor@suse.cz>
14783 PR middle-end/38474
14784 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
14785 dynamic type change check.
14787 2012-07-02 Richard Guenther <rguenther@suse.de>
14788 Michael Matz <matz@suse.de>
14789 Tobias Grosser <tobias@grosser.es>
14790 Sebastian Pop <sebpop@gmail.com>
14792 * Makefile.in: Remove PPL flags in favor of ISL ones.
14793 (BACKENDLIBS): Remove PPL libs.
14794 (INCLUDES): Remove PPL includes in favor of ISL ones.
14795 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
14796 graphite-cloog-compat.h dependencies.
14797 (graphite-dependences.o): Likewise.
14798 (graphite-poly.o): Likewise.
14799 * configure.ac: Declare ISL vars instead of PPL ones.
14800 * configure: Regenerated.
14801 * doc/install.texi: Replace PPL requirement documentation with ISL one.
14802 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
14803 * graphite-clast-to-gimple.c: Likewise.
14804 * graphite-dependences.c: Likewise.
14805 * graphite-interchange.c: Likewise.
14806 * graphite-poly.h: Likewise.
14807 * graphite-poly.c: Likewise.
14808 * graphite-sese-to-poly.c: Likewise.
14809 * graphite.c: Likewise.
14810 * graphite-scop-detection.c: Re-arrange includes.
14811 * graphite-cloog-util.c: Remove.
14812 * graphite-cloog-util.h: Likewise.
14813 * graphite-ppl.h: Likewise.
14814 * graphite-ppl.c: Likewise.
14815 * graphite-dependences.h: Likewise.
14817 2012-07-02 Richard Guenther <rguenther@suse.de>
14819 Merge from graphite branch
14820 2011-07-21 Tobias Grosser <tobias@grosser.es>
14822 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
14823 Remove graphite-cloog-util.h.
14824 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
14825 build_iv_mapping, translate_clast_user, translate_clast,
14826 free_scattering, initialize_cloog_names, build_cloog_prog,
14827 create_params_index): Do not use old compatibility functions.
14828 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
14829 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
14830 compatibility functions.
14831 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
14833 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
14834 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
14836 * graphite-cloog-compat.h: Remove.
14838 2011-08-09 Tobias Grosser <tobias@grosser.es>
14840 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
14841 of the string, no just a reference.
14842 (clast_name_index): Add a new field, that specifies if we need to free
14844 (free_clast_name_index): If necessary, free the name string.
14845 (clast_name_index_elt_info): Calculate the hash based on the string
14846 content, not the memory location it is stored in.
14847 (clast_name_to_level): Specify that we do not need to free the name.
14848 (clast_name_to_index): Dito.
14849 (clast_name_to_lb_ub): Dito.
14850 (eq_clast_name_indexes): Compare the strings, not their base pointers.
14851 (free_scattering): Removed.
14852 (initialize_cloog_names): Renamed to add_names_to_union_domain().
14853 (add_names_to_union_domain): Changed to work on a union_domain,
14854 instead of a CloogNames structure.
14855 (build_cloog_prog): Removed.
14856 (build_cloog_union_domain): New.
14857 (generate_cloog_input): New.
14858 (scop_to_clast): Use CloogInput instead of CloogProgram.
14859 (print_generated_program): Adapt to new scop_to_clast() and do not
14860 print the CloogProgram any more.
14861 (create_params_index): Removed, functionality integrated in
14862 add_names_to_union_domain().
14863 (gloog): Adapt to new scop_to_clast().
14864 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
14866 2012-01-11 Tobias Grosser <tobias@grosser.es>
14868 * graphite-clast-to-gimple.c (clast_name_to_index,
14869 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
14870 (clast_to_gcc_expression): Add clast_expr_name as a new
14871 case. Do not assume a clast_expr_term points always to a
14873 (type_for_clast_term): Do not assume a clast_expr_term points always to
14875 (type_for_clast_name): New.
14876 (type_for_clast_expr): Add clast_expr_name as a new case.
14878 2011-08-03 Sebastian Pop <sebpop@gmail.com>
14880 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
14881 new_Cloog_Scattering_from_ppl_Polyhedron,
14882 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
14884 2012-07-02 Jakub Jelinek <jakub@redhat.com>
14886 PR tree-optimization/53645
14887 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
14888 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
14890 2012-07-01 Wei Guozhi <carrot@google.com>
14893 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
14894 * config/arm/arm.c (const_ok_for_dimode_op): New function.
14895 * config/arm/constraints.md (Dd): New constraint.
14896 * config/arm/predicates.md (arm_adddi_operand): New predicate.
14897 * config/arm/arm.md (adddi3): Extend it to handle constants.
14898 (arm_adddi3): Likewise.
14899 (addsi3_carryin_<optab>): Extend it to handle sbc case.
14900 (addsi3_carryin_alt2_<optab>): Likewise.
14901 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
14903 2012-06-30 Nathan Sidwell <nathan@acm.org>
14905 * coverage.c (bbg_file_stamp): New.
14906 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
14907 (build_info): Write bbg_file_stamp.
14908 (coverage_init): Initialize bbg_file_stamp. Read counts file
14909 before writing graph header.
14910 (coverage_finish): Don't unlink the data file if we can generate a
14912 * tree.h (crc32_unsigned): Declare.
14913 * tree.c (crc32_unsigned_bits): New, broken out of ...
14914 (crc32_byte): ... here. Use it.
14915 (crc32_unsigned): New.
14917 2012-06-29 Cary Coutant <ccoutant@google.com>
14919 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
14920 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
14921 (gen_variable_die): Likewise.
14922 (gen_namespace_die): Likewise.
14924 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
14926 * tree-eh.c (lower_try_finally_switch): Really put the location of the
14927 last statement of the finally block onto the switch.
14929 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
14932 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
14935 2012-06-29 Sterling Augustine <saugustine@google.com>
14937 * dwarf2out.c (add_pubname): Add comment.
14938 (add_pubtype): Fix indentation.
14939 (gen_enumeration_type_die): Likewise.
14941 2012-06-29 Jakub Jelinek <jakub@redhat.com>
14943 * tree-vect-generic.c (expand_vector_divmod): For even/odd
14944 widening multiply, put even always as first argument to VEC_PERM_EXPR.
14946 2012-06-29 Richard Henderson <rth@redhat.com>
14948 * tree-vect-generic.c: Include target.h.
14949 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
14950 * Makefile.in (tree-vect-generic.o): Update.
14952 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
14954 * configure.ac: Remove special gtfiles case for C.
14955 * configure: Regenerate.
14956 * Makefile.in: Remove C front-end hooks and build hooks that
14957 will be picked up from c/Make-lang.in now.
14958 Add tree-mudflap to C_COMMON_OBJS.
14959 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
14960 * config/vms/vms.c: Look for c-tree.h in c/.
14961 * doc/gty.texi: Remove reference to c-config-lang.in.
14962 * doc/sourcebuild.texi: Document the c/ subdirectory.
14964 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
14966 * system.h (CASE_USE_BIT_TESTS): Poison.
14967 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
14968 (expand_switch_using_bit_tests_p): ...here.
14969 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
14970 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
14972 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
14974 * system.h (IFCVT_EXTRA_FIELDS): Poison.
14975 (IFCVT_INIT_EXTRA_FIELDS): Poison.
14976 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
14977 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
14978 IFCVT_INIT_EXTRA_FIELDS.
14979 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
14980 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
14981 IFCVT_MACHDEP_INIT.
14982 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
14983 frv_ifcvt_machdep_init.
14984 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
14985 Remove documentation.
14986 (IFCVT_MACHDEP_INIT): Document.
14987 * doc/tm.texi: Regenerate.
14989 2012-06-29 Nick Clifton <nickc@redhat.com>
14991 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
14993 2012-06-29 Jakub Jelinek <jakub@redhat.com>
14995 * tree-vect-stmts.c (vectorizable_operation): Check both
14996 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
14997 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
14999 2012-06-28 Richard Henderson <rth@redhat.com>
15001 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
15003 2012-06-28 Jakub Jelinek <jakub@redhat.com>
15005 PR tree-optimization/51581
15006 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
15007 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
15008 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
15009 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
15010 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
15011 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
15013 PR tree-optimization/53645
15014 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
15015 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
15018 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
15021 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
15022 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
15023 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
15024 avr_hard_regno_call_part_clobbered.
15026 2012-06-28 Richard Guenther <rguenther@suse.de>
15028 PR middle-end/53790
15029 * expr.c (expand_expr_real_1): Verify if the type is complete
15030 before inspecting its size.
15032 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
15034 * doc/include/gpl.texi: Remove.
15035 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
15037 2012-06-28 Jakub Jelinek <jakub@redhat.com>
15039 PR tree-optimization/53645
15040 * tree-vect-generic.c (add_rshift): New function.
15041 (expand_vector_divmod): New function.
15042 (expand_vector_operation): Use it for vector integer
15043 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
15044 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
15045 unused lguup variable with dummy_int.
15047 2012-06-28 OLivier Hainque <hainque@adacore.com>
15049 * expr.c (convert_move): Latch mem integer inputs into a
15050 register before expanding a multi-instructions sequence.
15052 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
15053 Uros Bizjak <ubizjak@gmail.com>
15054 Jakub Jelinek <jakub@redhat.com>
15058 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
15059 (vt_finalize): ... here instead, if needed.
15061 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
15066 * dce.c (word_dce_process_block): Check whether inserting debug
15067 temps are needed even for needed insns.
15068 (dce_process_block): Likewise.
15069 * df-problems.c (dead_debug_add): Add comment about multi-regs.
15070 (dead_debug_insert_temp): Likewise. Don't subreg when we're
15071 setting fewer regs than a multi-reg requires.
15073 2012-06-27 Richard Henderson <rth@redhat.com>
15075 * config/alpha/alpha.c (alpha_dimode_u): New.
15076 (alpha_init_builtins): Initialize it, and use it.
15077 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
15078 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
15079 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
15080 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
15081 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
15082 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
15083 (alpha_fold_builtin_ctpop): Likewise.
15084 (alpha_fold_builtin_umulh): Remove.
15085 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
15086 typo in MAX_ARGS check.
15088 2012-06-27 Richard Henderson <rth@redhat.com>
15090 * tree.def (MULT_HIGHPART_EXPR): New.
15091 * cfgexpand.c (expand_debug_expr): Ignore it.
15092 * expr.c (expand_expr_real_2): Handle it.
15093 * fold-const.c (int_const_binop_1): Likewise.
15094 * optabs.c (optab_for_tree_code): Likewise.
15095 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
15096 * tree-inline.c (estimate_operator_cost): Likewise.
15097 * tree-pretty-print.c (dump_generic_node): Likewise.
15098 (op_code_prio, op_symbol_code): Likewise.
15099 * tree.c (commutative_tree_code): Likewise. Also handle
15100 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
15102 2012-06-27 Richard Henderson <rth@redhat.com>
15105 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
15106 in 2012-06-23 change. Adjust two other DImode tests as well.
15108 2012-06-27 Nick Clifton <nickc@redhat.com>
15110 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
15113 2012-06-27 Richard Guenther <rguenther@suse.de>
15115 PR middle-end/53676
15116 * tree-chrec.c (chrec_convert_1): Represent truncation to
15117 a type with undefined overflow as truncation to an unsigned
15118 type converted to the type with undefined overflow.
15119 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
15120 the scalar evolution of a truncated widened operation avoid
15121 looking at the non-existing evolution of the widened operation
15124 2012-06-27 Richard Guenther <rguenther@suse.de>
15126 PR tree-optimization/53774
15127 * tree-ssa-reassoc.c (get_rank): All default defs have
15129 (init_reassoc): Precompute rank for all SSA default defs.
15131 2012-06-27 Nick Clifton <nickc@redhat.com>
15133 * config/rx/rx.md (simple_return): Use the simple_return rtx.
15135 2012-06-26 Richard Henderson <rth@redhat.com>
15137 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
15138 and don't fall thru from standard_80387_constant_p to the memory
15141 2012-06-26 Richard Henderson <rth@redhat.com>
15143 * config/i386/i386.c (bdesc_args): Update. Change
15144 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
15145 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
15146 (ix86_builtin_mul_widen_even): Use it.
15147 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
15148 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
15149 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
15151 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
15152 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
15153 (vec_widen_smult_even_v4si): New.
15155 2012-06-26 Richard Henderson <rth@redhat.com>
15157 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
15158 to expander; move guts to ...
15159 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
15160 highparts before shifting up.
15161 * config/i386/i386-protos.h: Update.
15163 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
15165 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
15166 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
15167 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
15169 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
15171 * var-tracking.c (vt_add_function_parameter): Use a preserved
15172 VALUE for the MEM address of an incoming parameter.
15174 2012-06-26 Sterling Augustine <saugustine@google.com>
15176 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
15177 (prune_unused_types): Likewise.
15179 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
15181 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
15182 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
15183 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
15184 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
15185 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
15186 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
15187 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
15188 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
15189 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
15191 * doc/tm.texi: Regenerate.
15192 * doc/cpp.texi: Make example for #error generic.
15193 * config/frv/frv.h: Fix example text to match tm.texi.
15195 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
15197 * tree-pass.h (pass_strength_reduction): New decl.
15198 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
15199 (finalize_costs): Likewise.
15200 * timevar.def (TV_TREE_SLSR): New timevar.
15201 * gimple-ssa-strength-reduction.c: New.
15202 * tree-flow.h (initialize_costs): New decl.
15203 (finalize_costs): Likewise.
15204 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
15205 * passes.c (init_optimization_passes): Add pass_strength_reduction.
15207 2012-06-26 Matt Turner <mattst88@gmail.com>
15209 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
15210 (__builtin_arm_tinsrh): Likewise.
15211 (__builtin_arm_tinsrw): Likewise.
15212 (__builtin_arm_wsadb): Add missing v2si parameter.
15213 (__builtin_arm_wsadh): Likewise.
15214 (__builtin_arm_getwcx): Delete.
15215 (__builtin_arm_setwcx): Delete.
15216 (__builtin_arm_getwcgr0): Add.
15217 (__builtin_arm_getwcgr1): Add.
15218 (__builtin_arm_getwcgr2): Add.
15219 (__builtin_arm_getwcgr3): Add.
15220 (__builtin_arm_setwcgr0): Add.
15221 (__builtin_arm_setwcgr1): Add.
15222 (__builtin_arm_setwcgr2): Add.
15223 (__builtin_arm_setwcgr3): Add.
15225 2012-06-26 Richard Guenther <rguenther@suse.de>
15228 2012-06-21 Richard Guenther <rguenther@suse.de>
15230 * tree-inline.c (estimate_num_insns): Estimate call cost for
15231 tailcalls properly.
15233 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
15236 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
15237 * doc/tm.texi: Regenerate.
15239 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
15242 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
15243 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
15244 * doc/tm.texi.in: Remove documentation for unused target macros
15245 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
15246 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
15247 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
15248 TARGET_NARROW_VOLATILE_BITFIELDS.
15249 Document that MD_HANDLE_UNWABI is a macro in libgcc.
15250 * doc/tm.texi: Regenerate.
15251 * system.h: Poison target macros
15252 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
15253 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
15254 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
15255 TARGET_NARROW_VOLATILE_BITFIELDS
15257 2012-06-26 Jan Hubicka <jh@suse.cz>
15260 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
15263 2012-06-26 Dehao Chen <dehao@google.com>
15265 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
15266 source location is consistant with the call stmt.
15268 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
15270 PR tree-optimization/53729
15271 PR tree-optimization/53636
15272 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
15273 vect_verify_datarefs_alignment until after statements have
15274 been marked as relevant/irrelevant.
15275 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
15276 Skip irrelevant statements.
15277 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
15278 instead of STMT_VINFO_RELEVANT.
15279 (vect_get_data_access_cost): Do not check for supportable
15280 alignment before calling vect_get_load_cost/vect_get_store_cost.
15281 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
15282 handling unsupported alignment.
15283 (vect_get_load_cost): Likewise.
15285 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
15287 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
15288 Do not define JMP_BUF_SIZE.
15290 2012-06-26 Jakub Jelinek <jakub@redhat.com>
15292 PR tree-optimization/53748
15293 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
15294 if arg0/arg1 have integral or pointer types.
15296 2012-06-25 Richard Henderson <rth@redhat.com>
15298 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
15299 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
15300 (sdot_prodv4si): New; handle only XOP.
15302 2012-06-25 Richard Henderson <rth@redhat.com>
15304 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
15305 (V2UDI_FUNC_V4USI_V4USI): New.
15306 (V4UDI_FUNC_V8USI_V8USI): New.
15307 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
15308 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
15309 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
15310 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
15311 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
15312 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
15313 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
15314 (bdesc_args): Add them.
15315 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
15316 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
15317 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
15318 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
15319 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
15321 2012-06-25 Richard Henderson <rth@redhat.com>
15323 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
15325 2012-06-25 Richard Henderson <rth@redhat.com>
15327 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
15329 (ix86_expand_vec_interleave): New.
15330 (ix86_expand_mul_widen_evenodd): New.
15331 (ix86_expand_mul_widen_hilo): New.
15332 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
15333 * config/i386/i386.md (u_bool) New code attr.
15334 * config/i386/predicates.md
15335 (nonimmediate_or_const_vector_operand): Remove.
15336 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
15337 both AVX and SSE4_1.
15338 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
15339 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
15340 (vec_widen<s>mult_hi_v8si): Remove.
15341 (vec_widen<s>mult_lo_v8si): Remove.
15342 (vec_widen_smult_hi_v4si): Remove.
15343 (vec_widen_smult_lo_v4si): Remove.
15344 (vec_widen_umult_hi_v4si): Remove.
15345 (vec_widen_umult_lo_v4si): Remove.
15346 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
15347 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
15348 * config/i386/i386-protos.h: Update.
15350 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
15352 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
15353 (neon_vld1_dup): Restrict to VQ operands.
15354 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
15356 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
15357 James Greenhalgh <james.greenhalgh@arm.com>
15359 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
15360 (TARGET_FMA): New macro.
15361 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
15362 (TARGET_ARM_ARCH): Likewise.
15363 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
15364 (TARGET_V6M, TARGET_V7M): Likewise.
15365 (TARGET_ARM_ARCH_PROFILE): Likewise.
15366 (TARGET_ARM_FEATURE_LDREX): Likewise.
15367 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
15368 (ARM_MIN_ENUM_SIZE): Likewise.
15369 * config/arm/arm.c (arm_file_start): Refactor appropriately.
15370 (base_architecture): New enumeration.
15371 (arm_base_arch): New global variable.
15372 (processors): Add field base_arch.
15373 (ARM_ARCH, ARM_CORE): Adjust accordingly.
15374 (arm_option_override): Add initialization of arm_base_arch.
15375 * doc/cpp.texi (system-specific predefined macros.): Change.
15377 2012-06-25 Jakub Jelinek <jakub@redhat.com>
15380 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
15381 of x x x in the vmovlps load alternative.
15383 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
15386 * df.h (dead_debug_add): Remove third argument.
15387 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
15388 REG that we want to replace instead.
15389 (dead_debug_insert_temp): Use the REGNO of the reg that we want
15390 to replace instead of DF_REF_REGNO. Require there to always be
15391 at least one such use. Check for cases where the same location
15392 has more than df_ref associated with it.
15393 (df_note_bb_compute): Remove third dead_debug_add argument.
15394 * dce.c (word_dce_process_block): Likewise.
15396 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
15398 * config/v850/v850.c: Remove redundant extern declarations for
15399 last_assemble_variable_decl and size_directive_output.
15401 * doc/tm.texi.in: Document JMP_BUF_SIZE.
15402 * doc/tm.texi: Regenerate.
15403 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
15404 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
15405 * config/stormy16/stormy16.h: Likewise.
15407 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
15409 * doc/sourcebuild.texi: Add missing subdirectories.
15411 2012-06-25 Tristan Gingold <gingold@adacore.com>
15413 * config/i386/i386.h: Fix typo.
15415 2012-06-25 Tristan Gingold <gingold@adacore.com>
15417 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
15418 (seh_cfa_adjust_cfa): ... that function.
15419 (seh_emit_stackalloc): Do not emit out of range values.
15420 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
15421 UNSPEC_DEF_CFA constants.
15422 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
15423 * config/i386/i386.c (ix86_frame_pointer_required): Required
15424 for very large frames on SEH target.
15425 (ix86_compute_frame_layout): Save area is before frame pointer
15426 on SEH target. Handle very large frames.
15427 (ix86_expand_prologue): Likewise.
15429 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
15431 * output.h: (current_function_is_leaf,
15432 current_function_sp_is_unchanging,
15433 current_function_uses_only_leaf_regs): Remove.
15434 * function.c (current_function_is_leaf,
15435 current_function_sp_is_unchanging,
15436 current_function_uses_only_leaf_regs): Remove.
15437 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
15438 instead of current_function_uses_only_leaf_regs.
15439 * function.h (struct rtl_data): New fields sp_is_unchanging,
15440 is_leaf, uses_only_leaf_regs.
15441 * resource.c (init_resource_info): Replace current_function_is_leaf,
15442 current_function_sp_is_unchanging, and
15443 current_function_uses_only_leaf_regs with new crtl fields.
15444 * sdbout.c (sdbout_symbol): Likewise.
15445 * df-core.c (rest_of_handle_df_initialize): Likewise.
15446 * ira.c (ira): Likewise.
15447 * final.c (final_start_function): Likewise.
15448 * reorg.c (fill_simple_delay_slots): Likewise.
15449 * regrename.c (check_new_reg_p): Likewise.
15450 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
15451 (notice_stack_pointer_modification): Likewise.
15452 * dbxout.c (dbxout_symbol): Likewise.
15453 (dbxout_parms): Likewise.
15454 * sel-sched.c (init_regs_for_mode): Likewise.
15455 * dwarf2out.c (dbx_reg_number): Likewise.
15456 (multiple_reg_loc_descriptor): Likewise.
15457 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
15458 (gen_pop): Likewise.
15459 (ix86_select_alt_pic_regnum): Likewise.
15460 (ix86_compute_frame_layout): Likewise.
15461 (ix86_finalize_stack_realign_flags): Likewise.
15462 (ix86_expand_epilogue): Likewise.
15463 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
15464 * config/h8300/h8300.c (byte_reg): Likewise.
15465 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
15466 (c6x_save_reg): Likewise.
15467 (c6x_compute_frame_layout): Likewise.
15468 * config/pa/pa.c (pa_compute_frame_size): Likewise.
15469 (pa_output_function_prologue): Likewise.
15470 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
15471 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
15472 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
15473 (sparc_expand_prologue): Likewise.
15474 (sparc_flat_expand_prologue): Likewise.
15475 (sparc_asm_function_prologue): Likewise.
15476 (sparc_output_mi_thunk): Likewise.
15477 (sparc_frame_pointer_required): Likewise.
15478 * config/epiphany/epiphany.c (epiphany_compute_function_type):
15480 (epiphany_compute_frame_size): Likewise.
15481 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
15482 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
15483 (cris_frame_pointer_required): Likewise.
15484 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
15485 (tilepro_current_function_is_leaf): Likewise.
15486 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
15487 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
15488 * config/ia64/ia64.c (find_gr_spill): Likewise.
15489 (ia64_compute_frame_size): Likewise.
15490 (ia64_can_eliminate): Likewise.
15491 (ia64_initial_elimination_offset): Likewise.
15492 * config/m68k/m68k.c (m68k_save_reg): Likewise.
15493 (m68k_expand_epilogue): Likewise.
15494 * config/rx/rx.c (rx_get_stack_layout): Likewise.
15495 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
15496 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
15498 (picochip_output_frame_debug): Likewise.
15499 * config/sh/sh.c (sh_media_register_for_return): Likewise.
15500 (sh_allocate_initial_value): Likewise.
15501 (sh_output_mi_thunk): Likewise.
15502 * config/microblaze/microblaze.c (microblaze_must_save_register):
15504 (compute_frame_size): Likewise.
15505 (microblaze_initial_elimination_offset): Likewise.
15506 (microblaze_expand_prologue): Likewise.
15507 (microblaze_expand_epilogue): Likewise.
15508 * config/frv/frv.c (frv_expand_epilogue): Likewise.
15509 (frv_frame_pointer_required): Likewise.
15510 * config/spu/spu.c (get_pic_reg): Likewise.
15511 (direct_return): Likewise.
15512 (spu_expand_prologue): Likewise.
15513 (spu_expand_epilogue): Likewise.
15514 (spu_initial_elimination_offset): Likewise.
15515 * config/mips/mips.c (mips_global_pointer): Likewise.
15516 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
15517 (mips_compute_frame_info): Likewise.
15518 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
15519 (mep_reload_pointer): Likewise.
15520 * config/rl78/rl78.c (need_to_save): Likewise.
15521 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
15522 * config/score/score.c (score_compute_frame_size): Likewise.
15523 (score_function_prologue): Likewise.
15524 * config/bfin/bfin.c (must_save_p): Likewise.
15525 (expand_prologue_reg_save): Likewise.
15526 (expand_epilogue_reg_restore): Likewise.
15527 (bfin_frame_pointer_required): Likewise.
15528 (n_regs_saved_by_prologue): Likewise.
15529 (add_to_reg): Likewise.
15530 (expand_interrupt_handler_prologue): Likewise.
15531 (expand_interrupt_handler_epilogue): Likewise.
15532 (bfin_expand_prologue): Likewise.
15533 * config/avr/avr.c (avr_regs_to_save): Likewise.
15534 (avr_prologue_setup_frame): Likewise.
15535 (expand_epilogue): Likewise.
15536 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
15537 (s390_register_info): Likewise.
15538 (s390_frame_info): Likewise.
15539 (s390_init_frame_layout): Likewise.
15540 (s390_emit_prologue): Likewise.
15543 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
15545 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
15546 * vmsdbgout: Do not undefine it if defined.
15547 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
15548 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
15549 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
15551 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
15553 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
15555 2012-06-23 Richard Henderson <rth@redhat.com>
15558 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
15559 V*QImode shifts and multiply.
15560 (ix86_expand_vecop_qihi): Support shifts.
15561 * config/i386/i386.md (any_shift): New code iterator.
15562 * config/i386/sse.md (ashlv16qi3): Merge ...
15563 (<any_shiftrt>v16qi3): ... into ...
15564 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
15565 to support SSE and AVX.
15567 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
15568 parameter into src and dest.
15569 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
15570 (vec_unpacks_hi_<V124_AVX2>): Likewise.
15571 (vec_unpacku_lo_<V124_AVX2>): Likewise.
15572 (vec_unpacks_lo_<V124_AVX2>): Likewise.
15573 * config/i386/i386-protos.h: Update.
15575 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
15576 pure expander; move expansion code ...
15577 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
15578 * config/i386/i386-protos.h: Update.
15580 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
15582 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
15583 (popcntb<mode>2): Add attribute type popcnt.
15584 (popcntd<mode>2): Ditto.
15585 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
15586 * config/rs6000/power5.md (define_insn_reservation): Ditto.
15587 * config/rs6000/power7.md (define_insn_reservation): Ditto.
15588 * config/rs6000/476.md (define_insn_reservation): Ditto.
15589 * config/rs6000/power6.md (define_insn_reservation): New
15590 reservation for popcnt instructions.
15592 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
15594 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
15596 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
15599 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
15601 * config/i386/i386.c (ix86_option_override_internal): Allow
15602 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
15604 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
15605 if SSE is disabled.
15607 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
15609 * double-int.c (double_int_multiple_of): New function.
15610 * double-int.h (double_int_multiple_of): New decl.
15611 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
15612 (mbc_entry_hash): New forward decl.
15613 (mbc_entry_eq): Likewise.
15614 (zero_cost): Change to no_cost.
15615 (mult_costs): New static var.
15616 (cost_tables_exist): Likewise.
15617 (initialize_costs): New function.
15618 (finalize_costs): Likewise.
15619 (tree_ssa_iv_optimize_init): Call initialize_costs.
15620 (add_cost): Change to add_regs_cost; distinguish costs by speed.
15621 (multiply_regs_cost): New function.
15622 (add_const_cost): Likewise.
15623 (extend_or_trunc_reg_cost): Likewise.
15624 (negate_reg_cost): Likewise.
15625 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
15627 (get_address_cost): Change add_cost to add_regs_cost; change
15628 multiply_by_cost to multiply_by_const_cost.
15629 (force_expr_to_var_cost): Change zero_cost to no_cost; change
15630 add_cost to add_regs_cost; change multiply_by_cost to
15631 multiply_by_const_cost.
15632 (split_cost): Change zero_cost to no_cost.
15633 (ptr_difference_cost): Likewise.
15634 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
15635 to multiply_by_const_cost.
15636 (get_computation_cost_at): Change add_cost to add_regs_cost; change
15637 multiply_by_cost to multiply_by_const_cost.
15638 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
15639 (determine_iv_cost): Change add_cost to add_regs_cost.
15640 (iv_ca_new): Change zero_cost to no_cost.
15641 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
15642 * tree-ssa-address.c (most_expensive_mult_to_index): Change
15643 multiply_by_cost to multiply_by_const_cost.
15644 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
15645 (add_regs_cost): New decl.
15646 (multiply_regs_cost): Likewise.
15647 (add_const_cost): Likewise.
15648 (extend_or_trunc_reg_cost): Likewise.
15649 (negate_reg_cost): Likewise.
15651 2012-06-22 Richard Guenther <rguenther@suse.de>
15653 Merge from graphite branch
15654 2011-08-10 Sebastian Pop <sebpop@gmail.com>
15656 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
15658 2012-01-13 Tobias Grosser <tobias@grosser.es>
15660 * tree-flow.h (parallelized_function_p): Declare.
15661 * tree-parloops.c (parallelized_function_p): Export.
15662 * graphite.c (graphite_transform_loops): Do not run graphite on
15663 already parallel functions.
15665 2012-06-22 Alan Modra <amodra@gmail.com>
15667 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
15668 return mem. Convert to indirect addressing if not indirect or
15669 indexed. Adjust all callers.
15671 2012-06-22 Richard Guenther <rguenther@suse.de>
15673 * gcov-iov.c: Include bconfig.h and system.h.
15675 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
15677 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
15679 2012-06-22 Richard Guenther <rguenther@suse.de>
15681 PR gcov-profile/53744
15682 * gcov-iov.c (main): Treat "" and "prerelease" the same.
15684 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
15687 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
15688 for GNU Fortran if in strict DWARF2 mode.
15690 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
15692 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
15693 DECL_IGNORED_P non-reg vars even if they are used.
15695 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
15699 * var-tracking.c (vt_get_canonicalize_base): New.
15700 (vt_canonicalize_addr, vt_stack_offset_p): New.
15701 (vt_canon_true_dep): New.
15702 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
15703 (clobber_overlaping_mems): Use vt_canonicalize_addr.
15705 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
15709 * var-tracking.c (vt_initialize): Record initial offset between
15710 arg pointer and stack pointer.
15712 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
15716 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
15719 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
15723 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
15725 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
15727 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
15729 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
15732 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
15734 2012-06-21 Meador Inge <meadori@codesourcery.com>
15737 * c-decl.c (c_push_function_context): Restore the behavior to reuse
15738 the language function allocated for -Wunused-local-typedefs.
15739 (c_pop_function_context): If necessary, clear the language function
15740 created in c_push_function_context. Always clear out the
15741 x_cur_stmt_list field of the restored language function.
15743 2012-06-21 Sterling Augustine <saugustine@google.com>
15744 Cary Coutant <ccoutant@google.com>
15746 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
15747 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
15748 (comdat_type_struct): New field 'skeleton_die'.
15749 (breakout_comdat_types): Update it.
15750 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
15751 is_namespace_die. Fix minor style violation. Call want_pubnames.
15752 (add_pubname_string): Call want_pubnames.
15753 (add_pubtype): Rework logic for calculating type name. Call
15754 is_namespace_die. Call want_pubnames.
15755 (output_pubnames): Move conditional logic deciding when to produce the
15756 section from dwarf2out_finish. Use new skeleton_die field.
15757 (base_type_die): Call add_pubtype.
15758 (gen_enumeration_type_die): Unconditionally call add_pubtype.
15759 (gen_subprogram_die): Adjust calls to add_pubname.
15760 (gen_namespace_die): Call add_pubname_string.
15761 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
15762 produce pubnames and pubtypes sections to output_pubnames.
15763 * common.opt (-gpubnames): New option.
15764 * doc/invoke.texi: Document it.
15766 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
15768 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
15770 2012-06-21 Michael Matz <matz@suse.de>
15772 PR middle-end/53688
15773 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
15776 2012-06-21 Richard Guenther <rguenther@suse.de>
15778 * tree-inline.c (estimate_num_insns): Estimate call cost for
15779 tailcalls properly.
15781 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
15783 * tree.h (DECL_SOURCE_COLUMN): New accessor.
15785 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
15787 * config/i386/i386.md (SINCOS): New int iterator.
15788 (sincos): New int attribute.
15789 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
15790 SINCOS int iterator.
15791 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
15792 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
15794 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
15796 * config/i386/i386.md (RDFSGSBASE): New int iterator.
15797 (WRFSGSBASE): Ditto.
15798 (fsgs): New int attribute.
15799 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
15800 RDFSGSBASE int iterator.
15801 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
15802 WRFSGSBASE int iterator.
15804 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
15806 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
15807 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
15808 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
15809 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
15812 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
15814 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
15816 2012-06-20 Richard Guenther <rguenther@suse.de>
15818 PR tree-optimization/30318
15819 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
15821 (range_int_cst_singleton_p): But explicitely here.
15822 (zero_nonzero_bits_from_vr): And here.
15823 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
15824 to cover all cases we can perform arbitrary precision
15825 arithmetic with double-ints.
15826 (intersect_ranges): Handle adjacent anti-ranges.
15828 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
15830 * config/i386/i386.md (rounding_insn): New int attribute.
15831 (<rounding_insn>xf2): Macroize insn from
15832 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
15833 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
15835 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
15837 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
15838 (ieee_maxmin): New int attribute.
15839 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
15840 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
15842 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
15844 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
15845 * config/arm/arm.c: Do not include c-pragma.h.
15846 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
15847 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
15848 to arm_emit_eabi_attribute.
15849 * arm-c.c: Do not include output.h.
15850 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
15851 call to arm_emit_eabi_attribute.
15852 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
15854 2012-06-20 Richard Guenther <rguenther@suse.de>
15856 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
15857 Allow adjusting alignment of user-aligned decls again.
15859 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
15861 * config/rl78/rl78-c.c: Remove unnecessary includes.
15863 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
15865 * config/cris/cris.c: Include cgraph.h.
15866 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
15868 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
15870 * emit-rtl.c (need_atomic_barrier_p): New function.
15871 * emit-rtl.h (need_atomic_barrier_p): Declare it.
15872 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
15873 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
15874 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
15875 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
15876 (mips_process_sync_loop): Use generic version instead.
15878 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
15880 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
15883 2012-06-19 Tom de Vries <vries@codesourcery.com>
15884 Maxim Kuvyrkov <maxim@codesourcery.com>
15886 * config/mips/constraints.md (ZR): New constraint.
15887 * config/mips/predicates.md (mem_noofs_operand): New predicate.
15888 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
15889 * config/mips/mips.h (TARGET_XLP): Define.
15890 (TARGET_SYNC_AFTER_SC): Update.
15891 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
15892 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
15893 XLP-specific swap and ldadd patterns.
15894 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
15896 2012-06-19 Tom de Vries <vries@codesourcery.com>
15897 Maxim Kuvyrkov <maxim@codesourcery.com>
15899 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
15900 (mips_emit_post_atomic_barrier_p): New static functions.
15901 (mips_process_sync_loop): Use them. Emit sync memory barriers in
15902 accordance with memory model semantics. Add return of CMP result for
15904 * config/mips/mips.md: Update comment.
15905 (sync_cmp): New attribute.
15906 (sync_memmodel): New attribute replacing sync_release_barrier.
15907 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
15908 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
15909 (sync_lock_test_and_set, test_and_set_12): Update.
15910 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
15911 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
15913 2012-06-19 Joseph Myers <joseph@codesourcery.com>
15915 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
15916 mov_si<mode>_e500_subreg0.
15917 (*mov_si<mode>_e500_subreg0_elf_low)
15918 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
15920 2012-06-19 Richard Henderson <rth@redhat.com>
15922 * config/alpha/alpha.c: Include params.h.
15923 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
15924 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
15926 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
15928 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
15929 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
15930 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
15932 * doc/tm.texi: Regenerate.
15933 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
15934 .objc_class_name_*.
15935 * config/darwin-c.c: Include target.h.
15936 (darwin_objc_declare_unresolved_class_reference): New function.
15937 (darwin_objc_declare_class_definition): New function.
15938 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
15939 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
15941 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
15943 * target.def (output_ident): New hook.
15944 * targhooks.h (default_asm_output_ident_directive): Add prototype.
15945 * varasm.c (assemble_asm): Only prefix a tab if the string does not
15946 already start with one.
15947 (default_asm_output_ident_directive): New function to emit
15948 .ident as a top-level asm node while parsing, or directly to
15949 asm_out_file after parsing.
15950 * toplev.c (compile_file): Print a GCC .ident with
15951 targetm.asm_out.output_ident.
15952 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
15953 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
15954 * doc/tm.texi: Update.
15956 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
15957 (TARGET_ASM_OUTPUT_IDENT): Define.
15958 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
15959 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
15960 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
15961 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
15962 (TARGET_ASM_OUTPUT_IDENT): Define.
15963 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
15964 (TARGET_ASM_OUTPUT_IDENT): Define.
15966 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
15967 * config/cris/cris.c (cris_asm_output_ident): New function.
15968 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
15970 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
15972 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
15973 (microblaze_asm_output_ident): Rewrite to work similar to
15974 default_asm_output_ident_directive for front-end .idents.
15975 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
15976 (TARGET_ASM_OUTPUT_IDENT): Define.
15978 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
15979 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
15981 * config/rx/rx.c: Include cgraph.h for add_asm_node.
15982 (rx_asm_output_ident): New function, similar to
15983 default_asm_output_ident_directive, but handle AS100 syntax also, so
15984 that #ident also works for rx in AS100 syntax.
15985 (TARGET_ASM_OUTPUT_IDENT): Define.
15986 * config/rx/rx.h (IDENT_ASM_OP): Remove.
15988 * Makefile.in: Fix dependencies for c-family/c-lex.o.
15990 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
15992 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
15993 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
15995 (*fist<mode>2_<rounding>_1): Macroize insn from
15996 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
15997 (fistdi2_<rounding>): Macroize insn from
15998 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
15999 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
16000 corresponding splitters from fistdi2_{floor,ceil} and corresponding
16001 splitters using FIST_ROUNDING int iterator.
16002 (fist<mode>2_<rounding>): Macroize insn from
16003 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
16004 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
16005 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
16006 splitters using FIST_ROUNDING int iterator.
16007 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
16008 using FIST_ROUNDING int iterator.
16010 2012-06-19 Richard Henderson <rth@redhat.com>
16012 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
16013 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
16014 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
16015 * config/i386/sse.md (sse2_mulv4si3): Delete.
16016 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
16017 nonimmediate_or_const_vector_operand.
16019 2012-06-19 Richard Henderson <rth@redhat.com>
16021 * expmed.c (struct init_expmed_rtl): Split ...
16022 (init_expmed_one_mode): ... out of ...
16023 (init_expmed): ... here. Initialize integer vector modes also.
16024 (synth_mult): Handle integer vector modes.
16025 (choose_mult_variant): Likewise.
16026 (expand_mult_const): Likewise.
16027 (expand_mult): Likewise.
16028 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
16030 2012-06-19 Richard Henderson <rth@redhat.com>
16032 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
16033 integral vector modes.
16035 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
16037 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
16038 (rounding): New int attribute.
16040 (frndintxf2_<rounding>): Macroize insn from
16041 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
16042 (frndintxf2_<rounding>_i387): Macroize insn from
16043 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
16045 2012-06-19 Richard Guenther <rguenther@suse.de>
16047 * tree-vrp.c (union_ranges): New function.
16048 (vrp_meet_1): Use union_ranges.
16049 (vrp_meet): Dump what we union and call vrp_meet_1.
16051 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
16053 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
16054 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
16055 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
16056 (attr write_conflict, attr core_cycles): Update.
16057 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
16059 2012-06-19 Richard Guenther <rguenther@suse.de>
16061 * tree-vrp.c (intersect_ranges): Handle more cases.
16062 (vrp_intersect_ranges): Dump what we intersect and call ...
16063 (vrp_intersect_ranges_1): ... this.
16065 2012-06-19 Richard Guenther <rguenther@suse.de>
16067 PR tree-optimization/53708
16068 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
16069 user-supplied alignment and alignment of decls with the used
16072 2012-06-18 Lawrence Crowl <crowl@google.com>
16074 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
16075 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
16076 (TV_PHASE_STREAM_IN): New.
16077 (TV_PHASE_STREAM_OUT): New.
16078 * timevar.c (validate_phases): New.
16079 (timevar_print): Call validate_phases.
16080 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
16081 to TV_PHASE_OPT_GEN.
16082 * langhooks.c (write_global_declarations): Rename use of
16083 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
16084 TV_PHASE_CHECK_DBGINFO.
16085 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
16086 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
16087 lang_hooks.decls.final_write_globals.
16089 2012-06-18 David Edelshn <dje.gcc@gmail.com>
16091 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
16093 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
16096 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
16097 (*sse4_2_pcmpistr_unaligned): New.
16099 2012-06-18 Ian Bolton <ian.bolton@arm.com>
16100 Sameera Deshpande <sameera.deshpande@arm.com>
16101 Greta Yorsh <greta.yorsh@arm.com>
16103 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
16104 * config/arm/arm.c (print_multi_reg): Remove.
16105 (vfp_output_fldmd): Likewise.
16106 (arm_output_epilogue): Likewise.
16107 * config/arm/arm.md (epilogue_insns): Update condition and code.
16109 2012-06-18 Ian Bolton <ian.bolton@arm.com>
16110 Sameera Deshpande <sameera.deshpande@arm.com>
16111 Greta Yorsh <greta.yorsh@arm.com>
16113 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
16114 * config/arm/arm.c (thumb2_expand_return): New function.
16115 * config/arm/arm.md (return): Update condition and code.
16117 2012-06-18 Ian Bolton <ian.bolton@arm.com>
16118 Sameera Deshpande <sameera.deshpande@arm.com>
16119 Greta Yorsh <greta.yorsh@arm.com>
16121 * config/arm/arm-protos.h (output_return_instruction): New parameter
16122 and int to bool change of parameter types.
16123 * config/arm/arm.c (output_return_instruction): Likewise.
16124 * config/arm/arm.md (arm_simple_return): New pattern.
16125 (arm_return, cond_return, cond_return_inverted): Add new arguments.
16126 * config/arm/thumb2.md (thumb2_return): Update condition and code.
16128 2012-06-18 Ian Bolton <ian.bolton@arm.com>
16129 Sameera Deshpande <sameera.deshpande@arm.com>
16130 Greta Yorsh <greta.yorsh@arm.com>
16132 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
16133 * config/arm/arm.c (arm_expand_epilogue): New function.
16134 * config/arm/arm.md (epilogue): Update condition and code.
16135 (sibcall_epilogue): Likewise.
16137 2012-06-18 Ian Bolton <ian.bolton@arm.com>
16138 Sameera Deshpande <sameera.deshpande@arm.com>
16139 Greta Yorsh <greta.yorsh@arm.com>
16141 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
16142 * config/arm/arm.md (arm_addsi3) Add an alternative.
16144 2012-06-18 Ian Bolton <ian.bolton@arm.com>
16145 Sameera Deshpande <sameera.deshpande@arm.com>
16146 Greta Yorsh <greta.yorsh@arm.com>
16148 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
16149 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
16150 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
16152 2012-06-18 Ian Bolton <ian.bolton@arm.com>
16153 Sameera Deshpande <sameera.deshpande@arm.com>
16154 Greta Yorsh <greta.yorsh@arm.com>
16156 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
16157 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
16158 (pop_multiple_with_return, ldr_with_return) Likewise.
16159 * config/arm/predicates.md (pop_multiple_return) New special predicate.
16160 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
16161 * config/arm/arm.c (arm_output_multireg_pop) New function.
16162 (arm_emit_multi_reg_pop): New function.
16164 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
16166 * config/arm/arm.c (ldm_stm_operation_p): Require SP
16167 as base register for loads if SP is in the register list.
16169 2012-06-18 Richard Guenther <rguenther@suse.de>
16171 PR tree-optimization/53693
16172 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
16173 Reject operands with more than one use.
16175 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
16177 PR tree-optimization/53703
16178 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
16179 correctly set bb_for_def[12].
16181 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
16183 * config/vax/vax.h (VMS_TARGET): Remove.
16185 2012-06-18 Richard Guenther <rguenther@suse.de>
16187 * tree-vrp.c (extract_range_from_assert): Split out range
16189 (intersect_ranges): New function.
16190 (vrp_intersect_ranges): Likewise.
16192 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16194 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
16197 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
16199 * doc/md.texi: Document int iterators.
16200 * read-rtl.c (ints): New iterator group.
16201 (find_int): Int iterator group callback.
16202 (apply_int_iterator): Likewise.
16203 (apply_iterators): Traverse int iterator table and add all the used
16205 (initialize_iterators): Initialize data structures and callbacks for
16207 (read_rtx): Parse and read mappings for int iterators.
16208 (read_rtx_code): Record int iterator usage.
16210 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
16212 PR middle-end/53698
16213 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
16214 performing an addition.
16216 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
16218 * output.h (split_double): Move prototype to rtl.h.
16219 (constructor_static_from_elts_p): Move prototype to tree.c.
16220 * rtl.h (split_double): Moved here from output.h.
16221 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
16222 * final.c (split_double): Move from here ...
16223 * rtlanal.c (split_double): ... to here.
16224 * expr.c: Do not include output.h.
16226 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
16228 * cfglayout.h: Remove.
16229 * cfglayout.c: Remove.
16230 * function.h (struct function): Remove x_last_location field.
16231 * function.c: Do not include cfglayout.h.
16232 (expand_function_start): Do not call no-op force_next_line_note.
16233 (expand_function_end): Likewise.
16234 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
16235 (unlink_insn_chain): Moved here from cfglayout.c.
16236 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
16237 into_cfg_layout_mode, outof_cfg_layout_mode,
16238 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
16239 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
16240 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
16241 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
16242 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
16243 cfg_layout_finalize): Likewise.
16244 (rtl_can_remove_branch_p): Likewise.
16245 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
16246 (duplicate_insn_chain): Likewise.
16247 (force_next_line_note): Remove prototype.
16248 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
16249 (last_location): Remove #define to emit.x_last_location.
16250 (force_next_line_note): Remove no-op function.
16251 (init_emit): Don't set x_last_location.
16252 (block_locators_locs, block_locators_blocks, locations_locators_locs,
16253 locations_locators_vals, prologue_locator, epilogue_locator,
16254 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16255 Move POD to here from cfglayout.c.
16256 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
16257 set_curr_insn_source_location, get_curr_insn_source_location,
16258 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
16259 locator_scope, insn_scope, locator_location, locator_line, insn_line,
16260 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
16261 * cfghooks.h: Remove double-include protection.
16262 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
16263 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
16264 * final.c: Do not include cfglayout.h.
16265 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
16266 (reemit_insn_block_notes): Likewise. Make static.
16267 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
16268 operation_could_trap_p, tree_could_throw_p): Move from here...
16269 * tree.h: ... to here.
16270 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
16271 * profile.c: Do not include cfghooks.h.
16272 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
16273 * modulo-sched.c: Likewise.
16274 * loop-unswitch.c: Do not include cfglayout.h.
16275 * sched-ebb.c: Likewise.
16276 * tracer.c: Likewise.
16278 * tree-vect-loop-manip.c: Likewise.
16279 * loop-init.c: Likewise.
16280 * dwarf2out.c: Likewise.
16281 * hw-doloop.c: Likewise.
16282 * loop-unroll.c: Likewise.
16283 * cfgcleanup.c: Likewise.
16284 * bb-reorder.c: Likewise.
16285 * sched-rgn.c: Likewise.
16286 * tree-cfg.c: Likewise.
16287 * config/alpha/alpha.c: Likewise.
16288 * config/spu/spu.c: Likewise.
16289 * config/sparc/sparc.c: Likewise.
16290 * config/sh/sh.c: Likewise.
16291 * config/c6x/c6x.c: Likewise.
16292 * config/ia64/ia64.c: Likewise.
16293 * config/rs6000/rs6000.c: Likewise.
16294 * config/score/score.c: Likewise.
16295 * config/mips/mips.c: Likewise.
16296 * config/bfin/bfin.c: Likewise.
16297 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
16298 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
16299 * config/spu/t-spu-elf (spu.o: $): Likewise.
16300 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
16302 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
16304 * cfgloop.h: Do not include rtl.h.
16305 (enum iv_extend_code): New.
16306 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
16307 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
16308 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
16309 an IV_EXTEND_CODE to an RTX_CODE.
16310 (dump_iv_info): Update for rtx_iv field type change.
16311 (iv_constant): Likewise.
16312 (iv_subreg): Likewise.
16313 (iv_extend): Likewise.
16314 (iv_neg): Likewise.
16315 (iv_add): Likewise.
16316 (iv_mult): Likewise.
16317 (iv_shift): Likewise.
16318 (get_biv_step_1): Likewise.
16319 (get_biv_step): Likewise.
16320 (iv_analyze_biv): Likewise.
16321 (get_iv_value): Likewise.
16322 (shorten_into_mode): Likewise.
16323 (canonicalize_iv_subregs): Likewise.
16324 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
16325 of MAY_HAVE_DEBUG_INSNS.
16326 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
16327 * tree-ssa-loop-prefetch.c: Likewise.
16329 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
16331 * expmed.c (ceil_log2): Move from here...
16332 * hwint.c: ... to here for older GCCs...
16333 * hwint.h: ... and here for newer GCCs.
16334 * rtl.h (ceil_log2): Remove prototype.
16336 * tree-phinodes.c: Do not include rtl.h.
16337 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
16339 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
16341 * config/cris/cris.h (TARGET_ELF): Remove.
16342 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
16343 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
16344 (LOCAL_LABEL_PREFIX): Likewise.
16345 * config/cris/cris.c (cris_target_asm_named_section): Remove.
16346 (cris_option_override): Simpify using TARGET_ELF==1.
16347 (cris_file_start): Likewise.
16348 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
16350 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
16352 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
16354 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
16356 PR middle-end/53590
16357 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
16359 2012-06-15 Easwaran Raman <eraman@google.com>
16361 * passes.c (init_optimization_passes): Remove pass_call_cdce
16362 from its current position and insert after pass_dce.
16364 2012-06-15 Walter Lee <walt@tilera.com>
16366 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
16368 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
16370 * arm.c (note_invalid_constants): Don't return a result.
16371 (arm_memory_load_p): Delete function.
16372 (arm_const_double_rtx): Delete iterator variable i;
16373 (fp_immediate_constant): Likewise.
16374 (fp_const_from_val): Likewise.
16376 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
16378 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
16381 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
16382 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
16384 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
16386 * config/avr/avr.c (avr_default_expand_builtin): New function.
16387 (avr_expand_builtin): Use it.
16388 (avr_expand_unop_builtin): Remove.
16389 (avr_expand_binop_builtin): Remove.
16390 (avr_expand_triop_builtin): Remove.
16392 2012-06-15 Michael Matz <matz@suse.de>
16394 PR middle-end/38474
16395 * cfgexpand.c (add_alias_set_conflicts): Remove.
16396 (expand_used_vars): Don't call it.
16397 (aggregate_contains_union_type): Remove.
16398 * function.c (n_temp_slots_in_use): New static data.
16399 (make_slot_available, assign_stack_temp_for_type): Update it.
16400 (init_temp_slots): Zero it.
16401 (remove_unused_temp_slot_addresses): Use it for quicker removal.
16402 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
16404 2012-06-15 Michael Matz <matz@suse.de>
16406 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
16407 argument, don't emit assign statement if value is directly usable.
16408 (gimplify_expr): Adjust.
16410 2012-06-15 Michael Matz <matz@suse.de>
16412 * gimplify.c (gimplify_modify_expr): Fold generated statements.
16413 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
16415 2012-06-15 Richard Guenther <rguenther@suse.de>
16417 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
16418 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
16419 we assert for in set_value_range to VR_VARYING.
16421 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
16423 * arm.md (addsf3, adddf3): Use s_register_operand.
16424 (subsf3, subdf3): Likewise.
16425 (mulsf3, muldf3): Likewise.
16426 (difsf3, divdf3): Likewise.
16427 (movsfcc, movdfcc): Likewise.
16428 * predicates.md (f_register_operand): Delete.
16429 (arm_float_rhs_operand): Delete.
16430 (arm_float_add_operand): Delete.
16431 (arm_float_compare_operand): Use s_register_operand when
16433 (cirrus_register_operand): Delete.
16434 (cirrus_fp_register): Delete.
16435 (cirrus_shift_const): Delete.
16436 (cmpdi_operand): Remove Maverick support.
16437 * constraints.md (f, v, H): Delete constraints.
16438 (G): Update documentation.
16439 * arm.c (fp_consts_inited): Convert to bool.
16440 (strings_fp): Delete.
16441 (values_fp): Delete.
16442 (value_fp0): New variable.
16443 (init_fp_table): Simplify logic.
16444 (arm_const_double_rtx): Likewise.
16445 (fp_immediate_constant): Likewise.
16446 (fp_const_from_val): Likewise.
16447 (neg_const_double_rtx_ok_for_fpa): Delete.
16448 * doc/md.texi (ARM constraints): Update documentation.
16450 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
16452 PR tree-optimization/53636
16453 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
16454 stride when doing basic-block vectorization.
16456 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
16458 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
16459 into VEC_PERM_EXPR.
16461 2012-06-15 Jakub Jelinek <jakub@redhat.com>
16463 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
16464 allocate and free bbs array for the SLP case.
16466 PR tree-optimization/51581
16467 * expr.h (choose_multiplier): New prototype.
16468 * expmed.c (choose_multiplier): No longer static.
16469 Change multiplier_ptr from rtx * to UHWI *.
16470 (expand_divmod): Adjust callers.
16471 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
16472 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
16473 argument to new_stmt_vec_info. Attempt to optimize also divisions
16474 by non-pow2 constants if integer vector division isn't supported.
16475 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
16476 don't look at pattern stmts and sequences.
16478 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
16480 PR middle-end/53590
16481 * common.opt (-fdelete-dead-exceptions): New switch.
16482 * doc/invoke.texi (Code Gen Options): Document it.
16483 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
16484 insn_could_throw_p predicate. Do not skip an insn that could throw
16485 if dead exceptions can be deleted.
16486 (insn_live_p): Likewise, do not return true in that case.
16487 * dce.c (can_alter_cfg): New flag.
16488 (deletable_insn_p): Do not return false for an insn that can throw if
16489 the CFG can be altered and dead exceptions can be deleted.
16490 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
16491 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
16492 predicate. Do not preserve an insn that could throw if dead exceptions
16494 * function.h (struct function): Add can_delete_dead_exceptions flag.
16495 * function.c (allocate_struct_function): Set it.
16496 * lto-streamer-in.c (input_struct_function_base): Stream it.
16497 * lto-streamer-out.c (input_struct_function_base): Likewise.
16498 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
16499 statement that could throw as necessary if dead exceptions can be
16502 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
16504 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
16506 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
16509 * config/sh/sh.md: Add peephole for swapbsi2.
16510 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
16512 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
16514 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
16515 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
16517 2012-06-14 Jakub Jelinek <jakub@redhat.com>
16520 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
16522 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
16524 * arm.c (arm_cirrus_insn_p): Delete.
16525 (cirrus_reorg): Delete.
16526 (arm_reorg): Don't call cirrus_reorg.
16527 (arm_final_prescan_insn_p): Don't check for cirrus insns.
16528 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
16529 (adddi3, subdi3): Remove Maverick support.
16530 (arm_adddi3): Likewise.
16531 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
16532 (addsf3, adddf3): Likewise.
16533 (subsf3, subdf3): Likewise.
16534 (mulsf3, muldf3): Likewise.
16535 (ashldi3, ashrdi3, lshrdi3): Likewise.
16536 (floatsisf2, floatsidf2): Likewise.
16537 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
16538 (arm_movdi, thumb1_movdi_insn): Likewise.
16539 (arm_cmpdi_insn): Likewise.
16540 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
16541 (cirrus.md): Don't include.
16542 * cirrus.md: Delete file.
16543 * t-arm (MD_INCLUDES): Remove cirrus.md.
16545 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
16547 * dwarf2out.c (function_possibly_abstracted_p): New static function.
16548 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
16549 cgraph_function_possibly_inlined_p.
16550 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
16551 (process_scope_var): Do not emit concrete instances of abstracted
16552 nested functions from here.
16553 (gen_decl_die): Emit the abstract instance if the function is possibly
16554 abstracted and not only possibly inlined.
16555 (dwarf2out_finish): Find the first non-abstract parent instance and
16556 attach concrete instances on the limbo list to it.
16558 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
16560 * arm.md (divsf3, divdf3): Remove FPA support.
16561 (negsf2, negdf2): Likewise.
16562 (sqrtsf2, sqrtdf2): Likewise.
16563 (movdfcc): Likewise.
16564 (modsf3, moddf3, movxf): Delete.
16565 (push_fp_multi): Delete.
16566 (fpa.md): Don't include it.
16567 * fpa.md: Delete file.
16568 * t-arm (MD_INCLUDES): Remove fpa.md.
16570 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
16572 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
16573 (cost_for_stmt): Remove decl.
16574 (vect_get_single_scalar_iteration_cost): Correct typo in name.
16575 * tree-vect-loop.c (vect_get_cost): Remove.
16576 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
16577 vect_get_stmt_cost rather than vect_get_cost.
16578 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
16580 (vect_estimate_min_profitable_iters): Correct typo in call to
16581 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
16582 than vect_get_cost.
16583 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
16585 (vect_model_induction_cost): Likewise.
16586 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
16587 typo in call to vect_get_single_scalar_iteration_cost.
16588 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
16589 (cost_for_stmt): Remove unnecessary function.
16590 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
16592 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
16594 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
16595 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
16596 * arm-tables.opt: Regenerated.
16597 * doc/invoke.texi: Remove references to deleted options.
16599 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
16601 * config/h8300/genmova.sh: Modified to add offset bits of
16602 mova/Sz assembly instruction for memory access.
16603 * config/h8300/h8300.c: Likewise.
16604 * config/h8300/mova.md: Likewise.
16606 2012-06-12 Christian Bruel <christian.bruel@st.com>
16609 * config/sh/sh.c (sh_option_override): Don't force
16610 flag_omit_frame_pointer and maccumulate_outgoing_args.
16611 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
16613 2012-06-14 Richard Guenther <rguenther@suse.de>
16615 * tree-vrp.c (VR_INITIALIZER): New define.
16616 (ranges_from_anti_range): New function.
16617 (extract_range_from_binary_expr_1): Decompose operations on
16618 VR_ANTI_RANGEs to operations on VR_RANGE.
16619 (extract_range_from_unary_expr_1): Likewise.
16620 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
16621 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
16622 extract_range_from_cond_expr, adjust_range_with_scev,
16623 vrp_visit_assignment_or_call, vrp_visit_phi_node,
16624 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
16626 2012-06-13 Richard Henderson <rth@redhat.com>
16628 * hwint.h (HOST_WIDEST_INT_C): New.
16629 (HOST_WIDE_INT_C): New.
16630 (HOST_WIDE_INT_1): Use it.
16631 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
16633 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
16636 * var-tracking.c: Include alias.h.
16637 (overlapping_mems): New struct.
16638 (drop_overlapping_mem_locs): New.
16639 (clobber_overlapping_mems): New.
16640 (var_mem_delete_and_set, var_mem_delete): Call it.
16641 (val_bind): Likewise, but only if modified.
16642 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
16643 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
16645 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
16648 * var-tracking.c (loc_exp_dep_pool): New.
16649 (vt_emit_notes): Create and release the pool.
16650 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
16651 (emit_notes_in_bb): Likewise.
16652 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
16653 (notify_dependents_of_changed_value): Likewise.
16654 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
16655 variables don't have a VAR_LOC_DEP_LST.
16656 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
16657 VALUEs or MEMs of VALUEs.
16659 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
16663 * dce.c (word_dce_process_block): Insert debug temps only if the
16664 insn is not marked.
16665 (dce_process_block): Likewise, and if debug.used is not empty,
16666 and only after iterating over all DEFs that might mark the insn.
16668 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
16670 * common.opt (ftree-coalesce-inlined-vars): New.
16671 (ftree-coalesce-vars): New.
16672 * doc/invoke.texi: Document them.
16673 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
16676 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16678 * read-rtl.c (mapping): Remove index field. Add current_value field.
16679 Define heap vectors.
16680 (iterator_group): Fix long line. Remove num_builtins field and
16681 uses_iterator fields. Make apply_iterator take a void * parameter.
16682 (iterator_use, atttribute_use): New structures.
16683 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
16684 (current_iterators, iterator_uses, attribute_uses): New variables.
16685 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
16686 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
16687 (map_attr_string, apply_iterator_to_string): Remove iterator
16688 and value parameters. Look through all current iterator values
16689 for a matching attribute.
16690 (mode_attr_index, apply_mode_maps): Delete.
16691 (apply_iterator_to_rtx): Replace with...
16692 (copy_rtx_for_iterators): ...this new function.
16693 (uses_iterator_p, apply_iterator_traverse): Delete.
16694 (apply_attribute_uses, add_current_iterators, apply_iterators): New
16696 (add_mapping): Remove index field. Set current_value field.
16697 (initialize_iterators): Don't set num_builtins and uses_iterator_p
16699 (find_iterator): Delete.
16700 (record_iterator_use, record_attribute_use): New functions.
16701 (record_potential_iterator_use): New function.
16702 (check_code_iterator): Remove handling of bellwether codes.
16703 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
16704 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
16705 parameter. Use the first code iterator value instead of the
16706 bellwether_codes array. Use record_potential_iterator_use for modes.
16708 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
16711 * config/sh/sh.md (bswapsi2): New expander.
16712 (swapbsi2): New insn.
16714 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
16717 * config/i386/i386.c (ix86_tune_cost): New variable.
16718 (ix86_option_override_internal): Set ix86_tune_cost. Use
16719 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
16720 l1_cache_size and l2_cache_size.
16722 2012-06-13 Richard Guenther <rguenther@suse.de>
16724 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
16725 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
16726 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
16727 VR_ANTI_RANGE with VR_ANTI_RANGE.
16729 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
16731 * config.gcc (unsupported): Move obsoleted FPA-based configurations
16733 (obsolete): ... here.
16734 (arm*-*-freebsd*): Remove.
16735 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
16736 (arm*-*-uclinux*): Likewise.
16737 (arm*-*-ecos-elf): Remove.
16738 (arm*-*-rtems*): Remove.
16739 (arm*-*-elf): Remove.
16740 (arm*-wince-pe*): Remove.
16741 (arm, --with-fpu): Remove support for fpa and Maverick variants.
16742 * arm/ecos-elf.h: Delete.
16743 * arm/t-strongarm-elf: Delete.
16744 * arm/rtems-elf.h: Delete.
16745 * arm/wince-pe.h: Delete.
16746 * arm/pe.c: Delete.
16747 * arm/pe.h: Delete.
16748 * arm/t-wince-pe: Delete.
16750 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
16752 PR tree-optimization/53647
16753 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
16754 targets with no defined cache line size.
16756 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
16758 * targhooks.c (default_builtin_vectorized_conversion): Handle
16759 vec_construct, using vectype to base cost on subparts.
16760 * target.h (enum vect_cost_for_stmt): Add vec_construct.
16761 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
16762 instead of scalar_to-vec.
16763 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
16764 vec_construct in same way as default for now.
16765 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
16766 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
16767 Handle vec_construct, including special case for 32-bit loads.
16769 2012-06-13 Xinyu Qi <xyqi@marvell.com>
16771 * config/arm/arm.c (FL_IWMMXT2): New define.
16772 (arm_arch_iwmmxt2): New variable.
16773 (arm_option_override): Enable use of iWMMXt with VFP.
16774 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
16775 Thumb mode. Set arm_arch_iwmmxt2.
16776 (arm_expand_binop_builtin): Accept VOIDmode op.
16777 (enum arm_builtins): Revise built-in fcode.
16778 (IWMMXT2_BUILTIN): New define.
16779 (IWMMXT2_BUILTIN2): Likewise.
16780 (iwmmx2_mbuiltin): Likewise.
16781 (builtin_description bdesc_2arg): Revise built in declaration.
16782 (builtin_description bdesc_1arg): Likewise.
16783 (arm_init_iwmmxt_builtins): Revise built in initialization.
16784 (arm_expand_builtin): Revise built in expansion.
16785 (arm_output_iwmmxt_shift_immediate): New function.
16786 (arm_output_iwmmxt_tinsr): Likewise.
16787 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
16788 (arm_output_iwmmxt_tinsr): Likewise.
16789 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
16790 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
16791 (rorv4hi3, rorv2si3, rordi3): Likewise.
16792 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
16793 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
16794 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
16795 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
16796 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
16797 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
16798 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
16799 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
16800 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
16801 (ror<mode>3, ror<mode>3_di): Likewise.
16802 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
16803 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
16804 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
16805 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
16806 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
16807 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
16808 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
16809 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
16810 (All instruction patterns): Add wtype attribute.
16811 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
16812 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
16813 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
16814 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
16815 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
16816 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
16817 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
16818 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
16819 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
16820 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
16821 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
16822 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
16823 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
16824 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
16825 (iwmmxt2.md): Include.
16826 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
16827 (TARGET_IWMMXT2): New define.
16828 (TARGET_REALLY_IWMMXT2): Likewise.
16829 (arm_arch_iwmmxt2): Declare.
16830 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
16831 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
16832 Use C name-mangling for intrinsics.
16833 (__v8qi): Redefine.
16834 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
16835 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
16836 (_m_from_int): Likewise.
16837 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
16838 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
16839 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
16840 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
16841 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
16842 (_mm_tbcst_pi32): Likewise.
16843 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
16844 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
16845 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
16846 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
16847 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
16848 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
16849 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
16850 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
16851 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
16852 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
16853 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
16854 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
16855 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
16856 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
16857 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
16858 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
16859 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
16860 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
16861 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
16862 (_m_to_int): New define.
16863 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
16864 * config/arm/arm-arches.def (iwmmxt2): Likewise.
16865 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
16867 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
16868 (arch): Add "iwmmxt2".
16869 (arch_enabled): Handle "iwmmxt2".
16870 (wtype): New attribute.
16871 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
16872 (UNSPEC_WALIGNI): New unspec.
16873 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
16874 * config/arm/iterators.md (VMMX2): New mode_iterator.
16875 * config/arm/marvell-f-iwmmxt.md: New file.
16876 * config/arm/iwmmxt2.md: New file.
16878 2012-06-12 Jakub Jelinek <jakub@redhat.com>
16883 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
16884 if type isn't complete.
16886 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
16888 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
16890 2012-06-12 Richard Henderson <rth@redhat.com>
16892 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
16893 iterator instead of INT.
16895 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
16897 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
16898 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
16900 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
16901 (tree_ssa_phiopt): Call gate_hoist_loads.
16902 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
16903 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
16904 hoist_adjacent_loads.
16905 (local_mem_dependence): New function.
16906 (hoist_adjacent_loads): Likewise.
16907 (gate_hoist_loads): Likewise.
16908 * common.opt (fhoist-adjacent-loads): New switch.
16909 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
16911 2012-06-12 Michael Matz <matz@suse.de>
16913 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
16914 (nonoverlapping_memrefs_p): Don't call it here ...
16915 (true_dependence_1): ... but here.
16917 2012-06-12 Richard Guenther <rguenther@suse.de>
16919 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
16920 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
16921 and MEM_SIZE only refines it. Reflect that and be less conservative
16922 if either of the latter is not known.
16924 2012-06-12 Jakub Jelinek <jakub@redhat.com>
16926 PR rtl-optimization/53589
16927 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
16928 discovery even when e->dest != target. If any LABEL_REF points
16929 to e->dest label, redirect it to target's label.
16931 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
16933 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
16934 condition for generating REG_FRAME_RELATED_EXPR note.
16935 (pop): Add code for generating REG_CFA_RESTORE,
16936 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
16937 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
16938 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
16940 2012-06-11 Richard Henderson <rth@redhat.com>
16942 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
16943 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
16945 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
16947 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
16949 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
16950 Mention that this hook needs to be defined for native TLS.
16951 * doc/tm.texi: Regenerate.
16953 2012-06-11 Mike Stump <mikestump@comcast.net>
16955 * emit-rtl.c (init_emit_once): Iterate through the
16956 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
16957 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
16958 all the MIN_MODE_PARTIAL_INT modes anymore.
16960 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
16962 * config/mips/mips-tables.opt (xlp): Fix merge typo.
16964 2012-06-11 Roland McGrath <mcgrathr@google.com>
16966 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
16967 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
16968 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
16971 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
16974 * config/sh/sh.md (fmasf4): New expander.
16975 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
16976 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
16977 * config/sh/sh.opt (mfused-madd): Remove.
16978 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
16979 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
16980 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
16982 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
16985 2012-06-11 Richard Henderson <rth@redhat.com>
16987 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
16989 2012-06-11 Richard Guenther <rguenther@suse.de>
16991 PR middle-end/53470
16992 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
16993 replace it with the first non-BLOCK context.
16995 2012-06-11 Richard Guenther <rguenther@suse.de>
16997 * alias.c (aliases_everything_p): Remove.
16998 (DIFFERENT_ALIAS_SETS_P): Likewise.
16999 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
17000 Do not use aliases_everything_p or special-case ANDs. Do not
17001 special-case BLKmode moves.
17002 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
17005 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
17007 Fix CRIS build errors with --enable-build-with-cxx.
17008 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
17009 variable "and" to "andop".
17010 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
17011 temporary variable for memory model, passing C++-type-correct
17012 parameter type to expand_mem_thread_fence.
17013 ("atomic_compare_and_swap<mode>"): Ditto.
17015 2012-06-09 Richard Henderson <rth@redhat.com>
17018 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
17019 (pass_jump): Rename from pass_jump2.
17020 (execute_jump2, pass_jump2): New.
17021 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
17022 perform cfg cleanup here. Move the test of PUSH_ROUNDING
17023 and ACCUMULATE_OUTGOING_ARGS test...
17024 (gate_handle_stack_adjustments): ... here.
17025 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
17026 Place new pass_jump2 after pass_stack_adjustments.
17027 * tree-pass.h (pass_jump): Declare.
17029 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
17031 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
17034 2012-06-08 Richard Henderson <rth@redhat.com>
17037 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
17038 note to a clobber insn when no other insn is available.
17040 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
17042 * config/avr/avr.c (avr_case_values_threshold): Return 7.
17044 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
17046 * genhooks.c (main): Set progname.
17047 (emit_documentation): Remove variable found_start, always bail out
17048 when a place is missing.
17049 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
17051 2012-06-07 Jakub Jelinek <jakub@redhat.com>
17053 PR middle-end/53580
17054 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
17055 call walk_gimple_seq_mod instead of walk_gimple_seq.
17056 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
17057 scan_omp_for, scan_omp_sections, scan_omp_single,
17058 execute_lower_omp): Adjust callers.
17059 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
17060 returns false, replace stmt with GIMPLE_NOP.
17061 (check_omp_nesting_restrictions): Instead of issuing warnings,
17062 issue errors and return false if any errors were reported.
17064 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
17066 * doc/invoke.texi (fconserve-space): Remove documentation.
17068 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
17070 * config/rs6000/rs6000-tables.opt: Regenerated.
17072 2012-06-06 Richard Guenther <rguenther@suse.de>
17074 PR tree-optimization/53081
17075 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
17076 (adjacent_dr_p): ... this and make it work for reads, too.
17077 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
17078 (struct partition_s): Change main_stmt to main_dr, add
17079 secondary_dr member.
17080 (build_size_arg_loc): Change to date data-reference and not
17082 (build_addr_arg_loc): New function split out from ...
17083 (generate_memset_builtin): ... here. Use it and simplify.
17084 (generate_memcpy_builtin): New function.
17085 (generate_code_for_partition): Adjust.
17086 (classify_partition): Streamline pattern detection. Detect memcpy.
17087 (ldist_gen): Adjust.
17088 (tree_loop_distribution): Adjust seed statements for memcpy
17091 2012-06-06 Matt Turner <mattst88@gmail.com>
17093 * config/arm/mmintrin.h (_mm_empty): New.
17096 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
17098 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
17099 * common.opt (fsched-pressure-algorithm=): Remove.
17100 * flag-types.h (sched_pressure_algorithm): Move to...
17101 * sched-int.h (sched_pressure_algorithm): ...here.
17102 * params.def (sched-pressure-algorithm): New param.
17103 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
17104 * common/config/s390/s390-common.c (s390_option_optimization_table):
17105 Remove OPT_fsched_pressure_algorithm_ entry.
17106 * config/s390/s390.c (s390_option_override): Set a default value for
17107 PARAM_SCHED_PRESSURE_ALGORITHM.
17109 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
17112 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
17113 doing an unsigned compare, make sure the second argument is not a
17115 (rs6000_emit_cmove): Don't allow floating point comparisons when
17116 generating ISEL moves.
17118 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
17120 * config/rs6000/e5500.md: New file.
17121 * config/rs6000/e6500.md: New file.
17122 * config/rs6000/rs6000.c (processor_costs): Add new costs for
17124 (rs6000_option_override_internal): Altivec and Spe options not
17125 allowed with e5500. Spe options not allowed with e6500. Increase
17126 move inline limit for e5500 and e6500. Disable string instructions
17127 for e5500 and e6500. Enable branch targets alignment for e5500 and
17128 e6500. Initialize rs6000_cost for e5500 and e6500.
17129 (rs6000_adjust_cost): Add extra scheduling cycles between compare
17130 and brnach for e5500 and e6500.
17131 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
17132 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
17134 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
17135 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
17137 Include e5500.md and e6500.md.
17138 * config/rs6000/rs6000-opt.h (processor_type): Add
17139 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
17140 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
17141 (powerpc*-*-*): Add new cores e5500, e6500.
17142 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
17144 2012-06-05 Richard Guenther <rguenther@suse.de>
17146 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
17148 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
17151 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
17152 is used for x86_64-*-*.
17154 2012-06-05 Richard Guenther <rguenther@suse.de>
17156 PR tree-optimization/30442
17157 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
17158 vectorization stop analysis at the first stmt we cannot compute
17159 a data-reference for instead of giving up completely.
17161 2012-06-05 Richard Guenther <rguenther@suse.de>
17163 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
17164 (partition_alloc): Initialize it.
17165 (partition_has_writes): New function.
17166 (rdg_flag_uses): Adjust.
17167 (rdg_flag_vertex): Likewise.
17168 (rdg_flag_vertex_and_dependent): Likewise.
17169 (rdg_flag_loop_exits): Likewise.
17170 (build_rdg_partition_for_component): Likewise.
17171 (rdg_build_partitions): Likewise.
17173 2012-06-05 Richard Guenther <rguenther@suse.de>
17175 PR tree-optimization/53081
17176 * tree-loop-distribution.c (generate_memset_builtin): Handle all
17177 kinds of byte-sized stores.
17178 (classify_partition): Likewise.
17179 (tree_loop_distribution): Adjust seed statements used for
17180 !flag_tree_loop_distribution.
17182 2012-06-05 Alan Modra <amodra@gmail.com>
17184 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
17185 (rs6000_emit_prologue): Ensure register used for inline saves
17186 of vector regs is not the static chain register. Revise comment.
17188 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
17190 * doc/md.texi (Standard Pattern Names For Generation): Document
17193 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
17196 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
17198 2012-06-04 Jason Merrill <jason@redhat.com>
17200 * dwarf2out.c (is_unit_die): New.
17201 (copy_declaration_context, copy_ancestor_tree): Use it.
17202 (copy_decls_walk): Likewise.
17204 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
17207 * doc/invoke.texi (Wenum-compare): Update documentation.
17209 2012-06-04 Dodji Seketeli <dodji@redhat.com>
17211 PR preprocessor/53463
17212 * parser.c (cp_parser_assignment_expression): Use the location
17213 for the '=' as the default location for the expression.
17215 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
17218 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
17220 (altivec_stvlxl): Ditto.
17221 (altivec_stvrx): Ditto.
17222 (altivec_stvrxl): Ditto.
17224 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
17226 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
17227 (ira_uniform_class_p): New macro.
17229 * ira.c (setup_uniform_class_p): New function.
17230 (setup_allocno_and_important_classes): Call the function.
17231 (print_unform_and_important_classes): New function.
17232 (print_classes): Rename to print_translated_classes.
17233 (ira_debug_allocno_classes): Add call of
17234 print_unform_and_important_classes.
17236 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
17237 classes instead of pressure classes.
17239 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
17241 PR middle-end/47530
17242 * trans-mem.c (expand_block_edges): Do not skip the first
17243 statement when resetting the BB.
17245 2012-06-04 Richard Guenther <rguenther@suse.de>
17247 * tree-data-ref.c (stores_from_loop): Remove.
17248 (stmt_with_adjacent_zero_store_dr_p): Likewise.
17249 (stores_zero_from_loop): Likewise.
17250 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
17251 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
17252 (adjacent_store_dr_p): New function.
17253 * tree-loop-distribution.c (generate_memset_builtin): Pass
17254 the RDG, use the already available data-reference.
17255 (generate_code_for_partition): Pass down RDG.
17256 (classify_partition): Inline parts of the former
17257 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
17258 (ldist_gen): Remember if there was any detected builtin and
17259 do less work if not and flag_tree_loop_distribution is not set.
17260 (tree_loop_distribution): Inline and fuse stores_from_loop
17261 and stores_zero_from_loop here.
17263 2012-06-04 Richard Guenther <rguenther@suse.de>
17265 PR middle-end/53471
17266 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
17267 create new assembler names.
17269 2012-06-04 Richard Guenther <rguenther@suse.de>
17271 * tree-data-ref.c (struct rdg_vertex_info): Remove.
17272 (rdg_vertex_for_stmt): Simplify using gimple_uid.
17273 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
17274 hashtable. Record stmt data-references.
17275 (hash_stmt_vertex_info): Remove.
17276 (eq_stmt_vertex_info): Likewise.
17277 (hash_stmt_vertex_del): Likewise.
17278 (build_empty_rdg): Simplify.
17279 (build_rdg): Adjust.
17280 (free_rdg): Likewise.
17281 (ref_base_address): Remove.
17282 (have_similar_memory_accesses): Likewise.
17283 * tree-data-ref.h (create_rdg_vertices): Remove.
17284 (struct rdg_vertex): Add datarefs member.
17285 (RDGV_DATAREFS): New define.
17286 (RDG_DATAREFS): Likewise.
17287 (have_similar_memory_accesses): Remove.
17288 (rdg_has_similar_memory_accesses): Likewise.
17289 * tree-loop-distribution.c (ref_base_address): Re-implement here.
17290 (similar_memory_accesses): Re-implement using existing data-references.
17291 (tree_loop_distribution): Initialize stmt uids for the stmt to
17293 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
17294 access stmt vinfo for stmts in loop.
17296 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
17299 * config/m68k/m68k.md ("tablejump"): Fix check for
17300 CASE_VECTOR_PC_RELATIVE.
17302 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
17304 * output.h (merge_weak, assemble_alias,
17305 initializer_constant_valid_p,
17306 initializer_constant_valid_for_bitfield_p): Move protos from here...
17307 * tree.h: ... to here.
17308 * cgraphclones.c: Do not include output.h.
17309 * gimplify.c: Likewise.
17310 * reload.c: Likewise.
17311 * recog.c: Likewise.
17312 * tree-ssa-loop-ivopts.c: Likewise.
17313 * tree-switch-conversion.c: Likewise.
17314 * c-parser.c: Likewise.
17315 * c-typeck.c: Likewise.
17316 * Makefile.in: Fix dependencies.
17318 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
17321 * config/avr/avr-stdint.h: New file.
17322 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
17325 2012-06-04 Jakub Jelinek <jakub@redhat.com>
17327 PR tree-optimization/53550
17328 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
17329 is POINTER_TYPE_P, use sizetype as step type instead of type.
17331 2012-06-04 Richard Guenther <rguenther@suse.de>
17333 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
17334 (ref_base_address_1): Likewise.
17335 (remove_similar_memory_refs): Likewise.
17336 * tree-data-ref.h (remove_similar_memory_refs): Remove.
17337 * tree-loop-distribution.c (classify_partition): Do not classify
17338 as builtin if -ftree-loop-distribute-patterns is not enabled.
17339 (fuse_partitions_with_similar_memory_accesses): Inline ...
17340 (ldist_gen): ... here. Fuse all non-builtin partitions if
17341 -ftree-loop-distribution is not enabled. Properly return
17342 the number of created partitions. Do not update SSA form here but ...
17343 (tree_loop_distribution): ... once here for the whole function.
17344 Only walk innermost loops, constrain loops we consider here
17345 further. Do not call remove_similar_memory_refs.
17346 (distribute_loop): Do not check number of loop nodes here.
17348 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
17350 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
17352 2012-06-03 Martin Jambor <mjambor@suse.cz>
17354 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
17355 (ipa_get_jf_known_type_base_type): Likewise.
17356 (ipa_get_jf_known_type_component_type): Likewise.
17357 (ipa_get_jf_constant): Likewise.
17358 (ipa_get_jf_pass_through_formal_id): Likewise.
17359 (ipa_get_jf_pass_through_operation): Likewise.
17360 (ipa_get_jf_ancestor_offset): Likewise.
17361 (ipa_get_jf_ancestor_type): Likewise.
17362 (ipa_get_jf_ancestor_formal_id): Likewise.
17363 (ipa_get_jf_member_ptr_pfn): Likewise.
17364 * ipa-prop.c (ipa_set_jf_known_type): New function.
17365 (ipa_set_jf_constant): Likewise.
17366 (ipa_set_jf_simple_pass_through): Likewise.
17367 (ipa_set_jf_arith_pass_through): Likewise.
17368 (ipa_set_ancestor_jf): Likewise.
17369 (fill_member_ptr_cst_jump_function): Moved up and renamed to
17370 ipa_set_jf_member_ptr_cst.
17371 (detect_type_change_1): Use the new jump function creation functions.
17372 (compute_complex_assign_jump_func): Likewise.
17373 (compute_complex_ancestor_jump_func): Likewise.
17374 (compute_known_type_jump_func): Likewise.
17375 (compute_scalar_jump_functions): Likewise.
17376 (compute_pass_through_member_ptrs): Likewise.
17377 (determine_cst_member_ptr): Likewise.
17378 (combine_known_type_and_ancestor_jfs): Likewise.
17379 (try_make_edge_direct_simple_call): Likewise.
17380 (try_make_edge_direct_virtual_call): Likewise.
17381 (update_indirect_edges_after_inlining): Likewise.
17382 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
17383 access functions. Incorporat NOP_EXPR and BINFO handling from its
17385 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
17386 which was in its callers.
17387 (ipa_value_from_jfunc): Use jump function access functions. Some
17388 functionality moved to functions above.
17389 (propagate_vals_accross_ancestor): Likewise.
17390 (propagate_vals_accross_pass_through): Use jump function access
17392 (propagate_accross_jump_function): Likewise.
17393 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
17395 (inline_merge_summary): Likewise.
17397 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17399 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
17400 * config/pa/pa.c (pa_attr_length_millicode_call): Use
17401 MAX_PCREL17F_OFFSET instead of fixed offset.
17402 (pa_attr_length_call): Likewise.
17403 (pa_attr_length_indirect_call): Likewise.
17405 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
17408 * config/sh/sh.opt (mfsca, mfsrra): New options.
17409 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
17411 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
17412 (sinssf2, cossf2): Fold expanders to ...
17413 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
17414 TARGET_FSCA condition.
17415 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
17417 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
17418 -mno-fsca, -mfsrra, -mno-fsrra.
17420 2012-06-03 Matt Turner <mattst88@gmail.com>
17422 * config/mips/4600.md (r4700_imul_si): New.
17423 (r4700_imul_di): New.
17424 (r4700_fmul_single): New.
17425 (r4700_fmul_double): New.
17426 * config/mips/mips-cpus.def: Add r4700.
17427 * config/mips/mips.c: Likewise.
17428 * config/mips/mips.md: Likewise.
17429 * config/mips/mips-tables.opt: Regenerate.
17431 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
17433 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
17434 new function sparc_initial_elimination_offset.
17435 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
17437 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
17440 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
17442 * expmed.c (expand_mult, choose_multiplier): Change
17443 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
17444 * expr.c (convert_modes): Likewise.
17445 * explow.c (plus_constant): Likewise.
17446 * fixed-value.c (fixed_saturate1, fixed_saturate2)
17447 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
17448 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
17449 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
17450 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
17451 (do_fixed_shift, fixed_convert, fixed_convert)
17452 (fixed_convert_from_int, fixed_convert_from_int)
17453 (fixed_convert_from_real): Likewise.
17454 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
17455 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
17456 * varasm.c (output_constructor_bitfield): Likewise.
17457 * tree-vrp.c (register_edge_assert_for_2): Likewise.
17458 * double-int.c (rshift_double, lshift_double): Likewise.
17459 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
17461 * simplify-rtx.c (mode_signbit_p)
17462 (simplify_const_unary_operation, simplify_binary_operation_1)
17463 (simplify_immed_subreg): Likewise.
17464 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
17465 * tree-vect-generic.c (build_replicated_const): Likewise.
17466 * dbxout.c (stabstr_O): Likewise.
17467 * emit-rtl.c (immed_double_int_const, immed_double_const)
17468 (gen_lowpart_common, init_emit_once): Likewise.
17469 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
17470 (widest_int_cst_value, upper_bound_in_type): Likewise.
17471 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
17472 (fixup_unsigned_type): Likewise.
17473 * real.c (real_to_integer2, real_from_integer): Likewise.
17474 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
17475 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
17477 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
17479 PR middle-end/53501
17480 * fold-const.c (fold_binary_loc): Refine previous change.
17482 2012-06-01 Olivier Hainque <hainque@adacore.com>
17484 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
17485 the "do {" part of the do-while(0) loop.
17487 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
17489 * config/i386/i386.c (x86_sched_reorder): New function.
17490 Added new function x86_sched_reorder.
17492 2012-06-01 Richard Guenther <rguenther@suse.de>
17494 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
17496 (classify_partition): Likewise.
17498 2012-06-01 Richard Guenther <rguenther@suse.de>
17500 * tree-loop-distribution.c (enum partition_kind): New enum.
17501 (struct partition_s): Add kind and main_stmt members.
17502 (partition_alloc): Initialize kind to PKIND_NORMAL.
17503 (partition_builtin_p): New function.
17504 (copy_loop_before): Remove failure path and assert instead.
17505 (generate_loops_for_partition): Likewise.
17506 (generate_memset_zero): Fold into ...
17507 (generate_memset_builtin): ... this.
17508 (classify_partition): New function with code from
17509 can_generate_builtin and generate_builtin.
17510 (generate_builtin): Remove.
17511 (can_generate_builtin): Likewise.
17512 (fuse_partitions_with_similar_memory_accesses): Call
17513 partition_builtin_p instead of can_generate_builtin.
17514 (rdg_build_partitions): Do not call
17515 fuse_partitions_with_similar_memory_accesses here...
17516 (ldist_gen): ... but here after classifying all partitions.
17517 Remove failure path of generate_code_for_partition.
17518 (generate_code_for_partition): Generate code according
17519 to partition classification.
17521 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
17522 Jonathan Wakely <jwakely.gcc@gmail.com>
17525 * doc/invoke.texi (Warning Options): Explain purpose and differences
17526 between -Wmissing-prototypes and -Wmissing-declarations.
17528 2012-06-01 Christian Bruel <christian.bruel@st.com>
17530 * gcc.c (save_switch): Add user_p parameter.
17531 (read_specs): Likewise.
17532 (set_specs): Likewise.
17533 (validate_switches): Likewise.
17534 (validate_switches_from_spec): Likewise.
17535 (validate_all_switches): Pass on user_p parameter.
17536 (struct spec_list): Add user_p field.
17537 (struct switchstr): Add known field.
17538 (save_switch): Add known parameter.
17539 (INIT_STATIC_SPEC): Initialize user_p;
17540 (driver_unknown_option_callbac): call save_switch if
17541 OPT_SPECIAL_unknown.
17542 (driver_handle_option): Propagate OPT_specs.
17543 (do_spec_1): Set validated only if known.
17544 (check_live_switch): Likewise.
17545 (validate_switches): Set validated if known or user_spec.
17547 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
17549 Add CRIS atomic patterns for 1, 2, and 4 bytes.
17550 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
17551 * config/cris/cris-protos.h: Declare it.
17552 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
17553 (TARGET_DEFAULT): Add alignment by 32.
17554 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
17555 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
17556 TARGET_CPU_DEFAULT == 32.
17557 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
17558 * config/cris/cris.md: Include sync.md. Avoid allocating specific
17559 numbers by replacing the define_constants for all UNSPECs with the
17560 equivalent define_c_enum construct.
17561 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
17562 * config/cris/sync.md: New file.
17564 2012-05-31 Matt Turner <mattst88@gmail.com>
17566 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
17567 (r4600_imul_di): New.
17568 (r4600_idiv_si): Rename from r4600_idiv.
17569 (r4600_idiv_di): New.
17571 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
17573 * output.h (__gcc_host_wide_int__): Move to hwint.h.
17574 (decl_default_tls_model): Move to tree.h
17575 (dump_file): Move to system.h.
17576 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
17577 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
17578 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
17579 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
17580 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
17581 dbxout_stab_value_internal_label,
17582 dbxout_stab_value_internal_label_diff): Move from here ...
17583 * dbxout.h: ... to here.
17584 * system.h (dump_file): Moved here from output.h.
17585 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
17586 * tree.h (decl_default_tls_model): Moved here from output.h.
17587 * varasm.c (default_stabs_asm_out_destructor,
17588 default_stabs_asm_out_constructor): Move from here ...
17589 * dbxout.c: ... to here.
17591 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
17593 * collect2.h (dump_file): Rename to dump_ld_file.
17594 * collect2.c: Likewise.
17595 * tlink.c: Likewise.
17597 * alias.c: Do not include output.h.
17598 * auto-inc-dec.c: Likewise.
17599 * bt-load.c: Likewise.
17600 * caller-save.c: Likewise.
17602 * cfgbuild.c: Likewise.
17603 * cfgcleanup.c: Likewise.
17604 * cfglayout.c: Likewise.
17605 * cfgloop.c: Likewise.
17606 * cfgloopanal.c: Likewise.
17607 * cfgloopmanip.c: Likewise.
17608 * cfgrtl.c: Likewise.
17609 * cgraph.c: Likewise.
17610 * cgraphclones.c: Likewise.
17611 * combine-stack-adj.c: Likewise.
17612 * combine.c: Likewise.
17613 * cprop.c: Likewise.
17615 * cselib.c: Likewise.
17616 * dbgcnt.c: Likewise.
17617 * df-problems.c: Likewise.
17618 * df-scan.c: Likewise.
17619 * dojump.c: Likewise.
17620 * fwprop.c: Likewise.
17621 * gcse.c: Likewise.
17622 * graph.c: Likewise.
17623 * haifa-sched.c: Likewise.
17624 * hw-doloop.c: Likewise.
17625 * ipa-inline-transform.c: Likewise.
17626 * ipa-pure-const.c: Likewise.
17627 * ipa-reference.c: Likewise.
17628 * ipa-utils.c: Likewise.
17629 * ira-build.c: Likewise.
17630 * ira-emit.c: Likewise.
17632 * loop-doloop.c: Likewise.
17633 * loop-invariant.c: Likewise.
17634 * loop-iv.c: Likewise.
17635 * loop-unroll.c: Likewise.
17636 * loop-unswitch.c: Likewise.
17637 * lto-cgraph.c: Likewise.
17638 * lto-section-in.c: Likewise.
17639 * lto-streamer-in.c: Likewise.
17641 * mode-switching.c: Likewise.
17642 * postreload-gcse.c: Likewise.
17643 * postreload.c: Likewise.
17644 * predict.c: Likewise.
17645 * profile.c: Likewise.
17647 * reg-stack.c: Likewise.
17648 * regcprop.c: Likewise.
17649 * regmove.c: Likewise.
17650 * regstat.c: Likewise.
17651 * reload1.c: Likewise.
17652 * sched-ebb.c: Likewise.
17653 * sel-sched-dump.c: Likewise.
17654 * simplify-rtx.c: Likewise.
17655 * stor-layout.c: Likewise.
17656 * store-motion.c: Likewise.
17657 * tracer.c: Likewise.
17658 * tree-affine.c: Likewise.
17659 * tree-cfg.c: Likewise.
17660 * tree-cfgcleanup.c: Likewise.
17661 * tree-dfa.c: Likewise.
17662 * tree-into-ssa.c: Likewise.
17663 * tree-nomudflap.c: Likewise.
17664 * tree-optimize.c: Likewise.
17665 * tree-pretty-print.c: Likewise.
17666 * tree-profile.c: Likewise.
17667 * tree-ssa-address.c: Likewise.
17668 * tree-ssa-ccp.c: Likewise.
17669 * tree-ssa-copy.c: Likewise.
17670 * tree-ssa-dom.c: Likewise.
17671 * tree-ssa-loop-ch.c: Likewise.
17672 * tree-ssa-loop-im.c: Likewise.
17673 * tree-ssa-loop-manip.c: Likewise.
17674 * tree-ssa-loop-niter.c: Likewise.
17675 * tree-ssa-loop-prefetch.c: Likewise.
17676 * tree-ssa-loop-unswitch.c: Likewise.
17677 * tree-ssa-loop.c: Likewise.
17678 * tree-ssa-propagate.c: Likewise.
17679 * tree-ssa-structalias.c: Likewise.
17680 * tree-ssa-tail-merge.c: Likewise.
17681 * tree-ssa-threadedge.c: Likewise.
17682 * tree-ssa-threadupdate.c: Likewise.
17683 * tree-ssa-uncprop.c: Likewise.
17684 * tree-ssa-uninit.c: Likewise.
17685 * tree-ssa.c: Likewise.
17686 * value-prof.c: Likewise.
17687 * var-tracking.c: Likewise.
17690 * config/m32r/m32r.c: Include dbxout.h.
17691 * config/pa/pa.c: Likewise.
17692 * config/rs6000/rs6000.c: Likewise.
17694 * Makefile.in: Fix dependencies.
17695 * config/rs6000/t-rs5000: Likewise.
17697 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
17699 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
17700 * gimple.h (block_in_transaction): Check for flag_tm.
17702 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
17704 PR tree-optimization/52558
17705 * cfg.c (alloc_aux_for_edge): Fix comment.
17706 (alloc_aux_for_edge): Remove static.
17707 * basic-block.h (alloc_aux_for_edge): Protoize.
17708 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
17709 (execute_sm_if_changed_flag): New.
17710 (execute_sm_if_changed_flag_set): New.
17711 (execute_sm): Do not generate data races unless requested.
17712 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
17713 (tree_ssa_lim_finalize): Call free_aux_for_edges.
17714 * gimple.h (block_in_transaction): New.
17715 (gimple_in_transaction): Use block_in_transaction.
17717 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
17720 * config/avr/avr.opt (-msp8): Document it.
17721 * doc/invoke.texi (AVR Options): Ditto. And document related
17724 2012-05-31 Diego Novillo <dnovillo@google.com>
17726 * configure.ac (CXX_FOR_BUILD): Define and substitute.
17727 (BUILD_CXXFLAGS): Define and substitute.
17728 * Makefile.in (BUILD_CXXFLAGS): Define.
17729 (CXX_FOR_BUILD): Define.
17730 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
17731 (LINKER_FOR_BUILD): Likewise.
17732 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
17733 (BUILD_LINKERFLAGS): Likewise.
17734 * configure: Regenerate.
17736 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
17738 * Makefile.in: Fix many dependencies.
17739 * tree-profile.c: Don't include regs.h.
17740 * tree-vectorizer.c: Don't include cfglayout.h.
17741 * tree-vect-stmts.c: Likewise.
17742 * tree-vect-slp.c: Likewise.
17743 * tree-vect-loop.c: Likewise.
17744 * reg-stack.c: Likewise.
17745 * tree-ssa-loop-manip.c: Likewise.
17746 * toplev.c: Likewise.
17747 * varasm.c: Don't include cfglayout.h, basic-block.h,
17748 and tree-iterator.h.
17749 * tree-cfgcleanup.c: Don't include cfglayout.h.
17750 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
17751 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
17752 * cgraphclones.c: Don't include plugin.h.
17754 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
17756 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
17757 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
17758 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
17760 2012-05-31 Richard Guenther <rguenther@suse.de>
17762 * tree-loop-distribution.c (struct partition_s): New struct,
17763 typedef and vector type.
17764 (partition_alloc, partition_free): New functions.
17765 (generate_loops_for_partition, generate_builtin,
17766 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
17767 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
17768 build_rdg_partition_for_component, can_generate_builtin,
17769 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
17770 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
17771 number_of_rw_in_partition, partition_contains_all_rw,
17772 ldist_gen): Use partition_t instead of bitmap.
17774 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
17776 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
17777 * doc/avr-mmcu.texi: Regenerate.
17779 2012-05-31 Richard Guenther <rguenther@suse.de>
17781 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
17782 Use FOR_EACH_SSA_DEF_OPERAND.
17783 (generate_builtin): Adjust.
17784 (stmt_generated_in_another_partition): Remove.
17785 (add_scalar_computations_to_partition): Likewise.
17786 (rdg_build_partitions): Do not call
17787 add_scalar_computations_to_partition.
17789 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
17791 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
17792 double ints throughout.
17793 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
17794 Check that the position of the field is representable as an integer.
17796 2012-05-31 Richard Guenther <rguenther@suse.de>
17798 * tree-data-ref.c (dr_analyze_innermost): Properly convert
17799 the MEM_REF offset to sizetype.
17801 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
17803 * doc/invoke.texi (AVR Options): Fix typos.
17805 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
17807 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
17808 and -mcpu= options.
17809 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
17810 non-v32 into --march=v0_v10.
17812 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
17814 * ira-int.h (target_ira_int): Rename x_move_cost to
17815 x_ira_register_move_cost, x_may_move_in_cost to
17816 x_ira_may_move_in_cost and x_may_move_out_cost to
17817 x_ira_may_move_out_cost. Delete the old fields with
17818 those names and also x_ira_max_register_move_cost,
17819 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
17820 (move_cost, may_move_in_cost, may_move_out_cost)
17821 (ira_max_register_move_cost, ira_max_may_move_in_cost)
17822 (ira_max_may_move_out_cost): Delete.
17823 * ira.c (init_move_cost): Rename to...
17824 (ira_init_register_move_cost): ...this, deleting the old
17825 function with that name. Apply above variable renamings.
17826 Retain asserts for null fields.
17827 (ira_init_once): Don't initialize register move costs here.
17828 (free_register_move_costs): Apply above variable renamings.
17829 Remove code for deleted fields.
17831 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
17833 * ira.c (init_move_cost): Adjust choice of subclasses to match
17834 the current ira_init_register_move_cost choice. Use
17835 ira_class_subset_p instead of reg_class_subset_p.
17836 (ira_init_register_move_cost): Assert that move_cost,
17837 may_move_in_cost and may_move_out_cost already hold the desired
17838 values for their ira_* equivalents. For the latter two,
17839 ignore classes that can't store a register of the given mode.
17841 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
17843 * ira.c (setup_allocno_and_important_classes): Use
17844 ira_class_hard_regs_num to check whether a class has any
17845 allocatable registers.
17846 (ira_init_register_move_cost): Likewise.
17848 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
17850 * ira.c (init_move_cost): Adjust local variable names to match
17851 file conventions. Use ira_assert instead of gcc_assert.
17853 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
17855 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
17856 Move these definitions and associated target_globals fields to...
17857 * ira-int.h: ...here.
17858 * rtl.h (init_move_cost): Delete.
17859 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
17860 * ira.c: ...here, making the latter static.
17862 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
17864 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
17865 and ira_register_move_cost instead of init_move_cost and move_cost.
17867 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
17869 * ira.h (target_ira): Delete x_ira_available_class_regs.
17870 (ira_available_class_regs): Delete.
17871 * ira.c (setup_available_class_regs): Delete.
17872 (setup_alloc_classes): Don't call it.
17873 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
17874 ira_available_class_regs.
17875 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
17876 (model_spill_cost): Likewise.
17877 * ira-build.c (low_pressure_loop_node_p): Likewise.
17878 * ira-color.c (color_pass): Likewise.
17879 * ira-emit.c (change_loop): Likewise.
17880 * ira-lives.c (inc_register_pressure, dec_register_pressure)
17881 (single_reg_class, ira_implicitly_set_insn_hard_regs)
17882 (process_bb_node_lives): Likewise.
17883 * loop-invariant.c (gain_for_invariant): Likewise.
17885 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17888 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
17889 (pa_section_type_flags): New.
17890 (pa_legitimate_constant_p): Revert previous change.
17892 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
17894 * ira.c (allocate_initial_values): Make static.
17896 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
17898 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
17899 Generate tls_initial_exec_64_sun only when !TARGET_X32.
17901 2012-05-30 Richard Guenther <rguenther@suse.de>
17903 PR middle-end/53501
17904 * fold-const.c (fold_binary_loc): Make sure to call
17905 fold_plusminus_mult_expr with the original sign of operands.
17907 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
17909 * Makefile.in: Fix many dependencies.
17910 (DWARF2_H): Depend on dwarf2.def.
17911 (RTL_ERROR_H): Depend on rtl-error.h.
17912 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
17913 all gimple-pretty-print.h and tree-pretty-print.h references.
17915 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
17917 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
17920 2012-05-30 Richard Guenther <rguenther@suse.de>
17922 PR middle-end/53522
17923 * tree-emutls.c (gen_emutls_addr): Do not add globals to
17926 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
17928 * explow.c (probe_stack_range): Restore simple control flow and stop
17929 again when the probe cannot be generated if HAVE_check_stack.
17931 2012-05-30 Jakub Jelinek <jakub@redhat.com>
17933 PR rtl-optimization/53519
17934 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
17935 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
17937 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
17939 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
17941 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
17944 * doc/tm.texi: Update.
17945 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
17946 * target.def (force_at_comp_dir): New hook.
17947 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
17948 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
17950 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
17952 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
17954 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
17955 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
17957 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
17960 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
17961 flag_unsafe_math_optimizations is set.
17962 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
17963 Update description of -mfused-madd.
17965 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
17968 * config/sh/predicates.md (atomic_arith_operand,
17969 atomic_logical_operand): New predicates.
17970 * config/sh/sh.c (sh_option_override): Check atomic options.
17971 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
17972 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
17973 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
17974 UNSUPPORTED_HARD_ATOMIC_CPU.
17975 * config/sh/sync.md: Update description comments.
17976 (I12): New mode iterator.
17977 (fetchop_predicate, fetchop_constraint): New code attributes.
17978 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
17979 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
17980 atomic_fetch_<fetchop_name>si_hard,
17981 atomic_fetch_<fetchop_name><mode>_hard,
17982 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
17983 atomic_<fetchop_name>_fetchsi_hard,
17984 atomic_<fetchop_name>_fetch<mode>_hard,
17985 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
17986 atomic_test_and_set_hard): New insns.
17987 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
17988 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
17989 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
17990 atomic_test_and_set_soft): Use same formatting for the first line of
17991 the asm block as in new insns above.
17992 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
17993 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
17994 atomic_test_and_set): Integrate new *_hard insns into expanders.
17995 * config/sh/sh.opt (mhard-atomic): New option.
17996 * doc/invoke.texi (SH Options): Document it.
17998 2012-05-29 Meador Inge <meadori@codesourcery.com>
18000 * c-decl.c (c_push_function_context): Always create a new language
18002 (c_pop_function_context): Clear the language function created in
18003 c_push_function_context.
18005 2012-05-29 Matt Turner <mattst88@gmail.com>
18007 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
18008 (define_bypass "ev6_fcmov"): New.
18010 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
18012 * integrate.c: Remove.
18013 * integrate.h: Remove.
18014 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
18015 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
18016 * config/rs6000/t-rs6000: Likewise
18017 * config/spu/t-spu-elf: Likewise.
18018 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
18019 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
18020 from integrate.h to here.
18021 (initial_value_entry): New prototype.
18022 * reload.h (allocate_initial_values): Remove prototype.
18023 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
18024 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
18026 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
18027 set_decl_abstract_flags, set_block_abstract_flags): Move from
18028 integrate.c to here, the only user.
18029 * expmed.c (extract_fixed_bit_field): Remove outdated comment
18031 * function.c: Don't include integrate.h.
18032 (struct initial_value_pair, struct initial_value_struct,
18033 get_hard_reg_initial_val, has_hard_reg_initial_val,
18034 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
18035 integrate.c to here.
18036 (initial_value_entry): New function.
18037 * genemit.c (main): Don't print integrate.h include line.
18038 * ira.c: Don't include integrate.h.
18039 (allocate_initial_values): Move from integrate.c to here.
18040 (ira): Update allocate_initial_values call.
18041 * tree-inline.c: Don't include integrate.h.
18042 (function_attribute_inlinable_p): Moved from integrate.c to here.
18043 * cfgexpand.c: Don't include integrate.h.
18044 * except.c: Likewise.
18045 * langhooks.c: Likewise.
18046 * passes.c: Likewise.
18047 * toplev.c: Likewise.
18048 * config/frv/frv.c: Likewise.
18049 * config/pa/pa.c: Likewise.
18050 * config/spu/spu.c: Likewise.
18051 * config/epiphany/epiphany.c: Likewise.
18052 * config/mep/mep.c: Likewise.
18053 * config/score/score.c: Likewise.
18054 * config/picochip/picochip.c: Likewise.
18055 * config/sh/sh.c: Likewise.
18056 * config/alpha/alpha.c: Likewise.
18057 * config/microblaze/microblaze.c: Likewise.
18058 * config/mips/mips.c: Likewise.
18059 * config/v850/v850.c: Likewise.
18060 * config/mmix/mmix.c: Likewise.
18061 * config/bfin/bfin.c: Likewise.
18062 * config/arm/arm.c: Likewise.
18063 * config/s390/s390.c: Likewise.
18064 * config/m32r/m32r.c: Likewise.
18065 * config/rs6000/rs6000.c: Likewise.
18066 * config/c6x/c6x.c: Include function.h instead of integrate.h.
18067 * config/tilegx/tilegx.c: Likewise.
18068 * config/tilepro/tilepro.c: Likewise.
18070 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
18072 * config/avr/t-avr (s-avr-mmcu-texi): Call
18073 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
18075 2012-05-29 Michael Matz <matz@suse.de>
18077 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
18078 assign_temp): Remove 'keep' argument.
18079 (mark_temp_addr_taken): Remove prototype.
18080 * tree.h (expand_decl): Remove prototype.
18081 * function.c (struct temp_slot): Remove addr_taken and keep member.
18082 (assign_stack_temp_for_type) Don't initialize above, remove
18084 (assign_stack_temp, assign_temp): Remove keep argument.
18085 (mark_temp_addr_taken): Remove.
18086 (preserve_temp_slots): Remove handling of addr_taken and keep members.
18087 (free_temp_slots): Ditto.
18088 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
18090 * stmt.c (expand_asm_operands): Remove dead code.
18091 (expand_decl): Remove.
18092 * c-decl.c (finish_struct): Don't call expand_decl.
18093 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
18094 and assign_stack_temp.
18095 * calls.c (save_fixed_argument_area, initialize_argument_information,
18096 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
18097 * expmed.c (extract_bit_field_1): Ditto.
18098 * expr.c (emit_group_load_1, emit_group_store,
18099 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
18100 store_field, expand_constructor, expand_cond_expr_using_cmove,
18101 expand_expr_real_2, expand_expr_real_1): Ditto.
18102 * stmt.c (expand_asm_operands, expand_return): Ditto.
18104 * function.c (pop_temp_slots): Call free_temp_slots.
18105 * calls.c (store_one_arg): Don't call preserve_temp_slots or
18107 * expr.c (expand_assignment): Don't call free_temp_slots.
18109 * config/arm/arm.c (neon_expand_vector_init): Ditto.
18110 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
18111 (ix86_expand_vector_extract): Ditto.
18112 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
18113 ia64_expand_movxf_movrf): Ditto.
18114 * config/mips/mips.c (mips_expand_vi_general): Ditto.
18115 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
18116 extendsfdf2): Ditto.
18117 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
18118 rs6000_expand_vector_set, rs6000_expand_vector_extract,
18119 rs6000_allocate_stack_temp): Ditto.
18120 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
18121 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
18122 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
18123 sparc_expand_vector_init): Ditto.
18125 2012-05-29 Michael Matz <matz@suse.de>
18127 * c-tree.h (c_expand_decl): Remove prototype.
18129 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
18131 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
18132 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
18133 COMPOUND_LITERAL_EXPR.
18134 * function.c (expand_function_start): Don't call expand_decl,
18135 instead assert that we have RTL assigned.
18136 * tree-ssa-live.c (remove_unused_locals): Clear
18137 nonlocal_goto_save_area if its backing variable is removed.
18138 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
18140 (expand_decl): Assert that this does nothing.
18141 * calls.c (expand_call): Don't call mark_temp_addr_taken.
18143 2012-05-29 Richard Guenther <rguenther@suse.de>
18145 PR tree-optimization/53516
18146 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
18148 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
18150 2012-05-29 Joseph Myers <joseph@codesourcery.com>
18152 * LANGUAGES: Fix typos.
18153 * Makefile.in: Fix typos.
18154 * alias.c: Fix typos.
18155 * auto-inc-dec.c: Fix typos.
18156 * bb-reorder.c: Fix typos.
18157 * cfgcleanup.c: Fix typos.
18158 * cgraph.c: Fix typos.
18159 * cgraph.h: Fix typos.
18160 * cgraphunit.c: Fix typos.
18161 * collect2-aix.h: Fix typos.
18162 * collect2.c: Fix typos.
18163 * compare-elim.c: Fix typos.
18164 * config/alpha/vms.h: Fix typos.
18165 * config/arm/README-interworking: Fix typos.
18166 * config/arm/arm.c: Fix typos.
18167 * config/arm/iterators.md: Fix typos.
18168 * config/arm/vxworks.h: Fix typos.
18169 * config/avr/avr.c: Fix typos.
18170 * config/avr/avr.h: Fix typos.
18171 * config/avr/avr.md: Fix typos.
18172 * config/avr/builtins.def: Fix typos.
18173 * config/c6x/c6x.c: Fix typos.
18174 * config/cr16/cr16.c: Fix typos.
18175 * config/cr16/cr16.md: Fix typos.
18176 * config/cris/cris.md: Fix typos.
18177 * config/darwin.c: Fix typos.
18178 * config/darwin.opt: Fix typos.
18179 * config/i386/i386-c.c: Fix typos.
18180 * config/i386/i386.c: Fix typos.
18181 * config/ia64/ia64.c: Fix typos.
18182 * config/m68k/cf.md: Fix typos.
18183 * config/mep/mep.c: Fix typos.
18184 * config/microblaze/microblaze.c: Fix typos.
18185 * config/microblaze/microblaze.h: Fix typos.
18186 * config/mn10300/mn10300.c: Fix typos.
18187 * config/mn10300/mn10300.md: Fix typos.
18188 * config/pa/pa.c: Fix typos.
18189 * config/picochip/picochip.h: Fix typos.
18190 * config/rs6000/a2.md: Fix typos.
18191 * config/rs6000/rs6000.c: Fix typos.
18192 * config/rs6000/vector.md: Fix typos.
18193 * config/rx/rx.md: Fix typos.
18194 * config/rx/rx.opt: Fix typos.
18195 * config/s390/2097.md: Fix typos.
18196 * config/s390/s390.c: Fix typos.
18197 * config/s390/s390.h: Fix typos.
18198 * config/sh/sh.c: Fix typos.
18199 * config/sh/sh.md: Fix typos.
18200 * config/sparc/sync.md: Fix typos.
18201 * config/spu/spu.c: Fix typos.
18202 * config/spu/spu.md: Fix typos.
18203 * config/vms/vms.c: Fix typos.
18204 * config/vxworks-dummy.h: Fix typos.
18205 * config/vxworks.h: Fix typos.
18206 * cselib.c: Fix typos.
18207 * df-scan.c: Fix typos.
18209 * doc/extend.texi: Fix typos.
18210 * doc/install.texi: Fix typos.
18211 * doc/invoke.texi: Fix typos.
18212 * doc/md.texi: Fix typos.
18213 * doc/plugins.texi: Fix typos.
18214 * doc/rtl.texi: Fix typos.
18215 * dse.c: Fix typos.
18216 * dwarf2asm.c: Fix typos.
18217 * dwarf2out.c: Fix typos.
18218 * except.h: Fix typos.
18219 * expr.c: Fix typos.
18220 * fold-const.c: Fix typos.
18221 * gcc.c: Fix typos.
18222 * gcse.c: Fix typos.
18223 * genautomata.c: Fix typos.
18224 * gengtype-state.c: Fix typos.
18225 * gengtype.c: Fix typos.
18226 * genhooks.c: Fix typos.
18227 * gimple-fold.c: Fix typos.
18228 * gimple-pretty-print.c: Fix typos.
18229 * gimple.c: Fix typos.
18230 * gimple.h: Fix typos.
18231 * gimplify.c: Fix typos.
18232 * graphite-interchange.c: Fix typos.
18233 * graphite-sese-to-poly.c: Fix typos.
18234 * ifcvt.c: Fix typos.
18235 * input.c: Fix typos.
18236 * ipa-cp.c: Fix typos.
18237 * ipa-inline-analysis.c: Fix typos.
18238 * ipa-inline-transform.c: Fix typos.
18239 * ipa-inline.c: Fix typos.
18240 * ipa-pure-const.c: Fix typos.
18241 * ipa-ref.h: Fix typos.
18242 * ipa-reference.c: Fix typos.
18243 * ipa-utils.c: Fix typos.
18244 * ipa.c: Fix typos.
18245 * ira-emit.c: Fix typos.
18246 * ira-lives.c: Fix typos.
18247 * lto-streamer.c: Fix typos.
18248 * lto-streamer.h: Fix typos.
18249 * lto-wrapper.c: Fix typos.
18250 * mcf.c: Fix typos.
18251 * mode-switching.c: Fix typos.
18252 * modulo-sched.c: Fix typos.
18253 * plugin.c: Fix typos.
18254 * postreload.c: Fix typos.
18255 * sched-deps.c: Fix typos.
18256 * sel-sched-ir.c: Fix typos.
18257 * sel-sched-ir.h: Fix typos.
18258 * sel-sched.c: Fix typos.
18259 * sese.c: Fix typos.
18260 * stor-layout.c: Fix typos.
18261 * target-hooks-macros.h: Fix typos.
18262 * target.def: Fix typos.
18263 * trans-mem.c: Fix typos.
18264 * tree-eh.c: Fix typos.
18265 * tree-predcom.c: Fix typos.
18266 * tree-sra.c: Fix typos.
18267 * tree-ssa-address.c: Fix typos.
18268 * tree-ssa-loop-ivopts.c: Fix typos.
18269 * tree-ssa-loop-niter.c: Fix typos.
18270 * tree-ssa-math-opts.c: Fix typos.
18271 * tree-ssa-pre.c: Fix typos.
18272 * tree-ssa-propagate.c: Fix typos.
18273 * tree-ssa-reassoc.c: Fix typos.
18274 * tree-ssa-sccvn.c: Fix typos.
18275 * tree-ssa-ter.c: Fix typos.
18276 * tree-ssa-uninit.c: Fix typos.
18277 * tree-ssanames.c: Fix typos.
18278 * tree-vect-generic.c: Fix typos.
18279 * tree-vect-slp.c: Fix typos.
18280 * tree.c: Fix typos.
18281 * tree.h: Fix typos.
18282 * varasm.c: Fix typos.
18283 * varpool.c: Fix typos.
18285 2012-05-29 Joseph Myers <joseph@codesourcery.com>
18287 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
18289 2012-05-29 Richard Guenther <rguenther@suse.de>
18291 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
18293 (add_referenced_var_1): Re-organize. Assert we are not
18294 called for globals.
18295 (remove_referenced_var): Likewise.
18296 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
18297 * tree-mudflap.c (execute_mudflap_function_ops): Do not
18298 call add_referenced_var on globals.
18299 * matrix-reorg.c (transform_access_sites): Likewise.
18301 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
18303 * alias.c (reg_known_value): Make this a VEC.
18304 (reg_known_equiv_p): Make this an sbitmap.
18305 (reg_known_value_size): Remove.
18306 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
18307 set_reg_known_equiv_p): Update for reg_known_value and
18308 reg_known_value_size data structure change.
18309 (init_alias_analysis, end_alias_analysis): Likewise.
18311 2012-05-29 Jakub Jelinek <jakub@redhat.com>
18313 PR middle-end/53510
18314 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
18315 to avoid leaking memory. No need to handle memory allocation
18316 failure. Double string_len on each reallocation instead of adding 2.
18317 * gcov.c (read_line): Likewise.
18319 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
18321 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
18323 * config/cris/cris.md ("trap"): Define, enabled for
18324 TARGET_TRAP_USING_BREAK8.
18325 * config/cris/cris.opt (mtrap-using-break8): New option.
18327 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
18330 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
18333 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
18335 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
18336 (Standard Names): Fix typos in documentation of atomic patterns.
18338 2012-05-27 Nathan Sidwell <nathan@acm.org>
18340 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
18342 2012-05-26 Jason Merrill <jason@redhat.com>
18345 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
18346 about array compound literals.
18348 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
18350 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
18351 if CLEANUP_NO_INSN_DEL.
18352 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
18353 from cfg_layout_merge_blocks.
18354 (emit_nop_for_unique_locus_between): New function.
18355 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
18356 (cfg_layout_merge_blocks): Likewise.
18358 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
18359 Paolo Bonzini <bonzini@gnu.org>
18361 * df-scan.c (df_def_record_1): Assert a parallel must contain an
18362 EXPR_LIST at this point. Receive the LOC and move its extraction...
18363 (df_defs_record): ... here. Change if-else to a switch statement.
18364 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
18365 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
18366 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
18367 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
18368 regs_invalidated_by_call.
18369 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
18370 df_get_call_refs().
18372 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
18375 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
18376 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
18378 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
18380 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
18381 software floating point emulation. No longer build the multilibs
18382 with -mstrict-align.
18384 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
18386 PR middle-end/53008
18387 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
18388 accessed indirectly.
18389 (ipa_tm_create_version): Same.
18391 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
18394 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
18395 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
18397 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
18400 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
18401 (ix86_expand_vec_perm): Use int mode instead of float.
18402 (expand_vec_perm_pshufb): Remove handling of useseless type
18405 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
18408 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
18409 gnu_ld variables to yes.
18410 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
18411 (HAVE_GNU_AS): Likewise.
18412 * config.in: Regenerate.
18413 * configure: Likewise.
18415 2012-05-25 Tristan Gingold <gingold@adacore.com>
18417 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
18418 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
18419 and preferred_alignment.
18421 2012-05-25 Tristan Gingold <gingold@adacore.com>
18423 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
18425 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
18427 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
18428 volatile bitfields case.
18430 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
18432 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
18433 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
18434 (adjacent_mem_locations): Move some code to and call...
18435 (get_memref_parts): ...new function.
18436 (mem_locations_overlap): New function.
18437 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
18438 (is_mem_ref): Rename to...
18439 (find_mem_ref): ...this. Return MEM rtx.
18440 (get_store_dest): Remove function.
18441 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
18442 new parameter and adjust calls.
18443 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
18444 mem refs overlap for true_store_to_load_dep_costly.
18445 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
18446 passed to adjacent_mem_locations.
18447 (is_costly_group): Walk resolved dependency list.
18448 (force_new_group): Emit group ending nop for Power6/Power7.
18449 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
18450 (group_ending_nop): New define_insn.
18452 2012-05-24 Dodji Seketeli <dodji@redhat.com>
18454 Make unwound macro expansion trace less redundant
18455 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
18456 context of macro definition in the trace, when it's redundant.
18459 2012-05-24 Richard Guenther <rguenther@suse.de>
18461 PR middle-end/53460
18462 * tree-profile.c (tree_profiling): Cleanup the CFG if
18463 execute_fixup_cfg requests it.
18465 2012-05-24 Richard Guenther <rguenther@suse.de>
18467 * tree-flow.h (create_var_ann): Remove.
18468 * tree-dfa.c (create_var_ann): Remove and inline into its
18470 (add_referenced_var_1): ... here.
18471 * varpool.c (add_new_static_var): Do not call add_referenced_var
18473 * gimple-fold.c (canonicalize_constructor_val): Likewise.
18474 * tree-switch-conversion.c (build_one_array): Likewise.
18475 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
18476 * tree-flow-inline.h (gimple_referenced_vars): Guard against
18478 * tree-inline.c (remap_gimple_op_r): Likewise. Check
18479 gimple_referenced_vars instead of gimple_in_ssa_p.
18480 (copy_tree_body_r): Likewise.
18481 (setup_one_parameter): Likewise.
18482 (declare_return_variable): Likewise.
18483 (tree_function_versioning): Likewise.
18485 2012-05-24 Jakub Jelinek <jakub@redhat.com>
18487 PR tree-optimization/53465
18488 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
18489 vr0 into *vr, then vrp_meet that.
18490 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
18491 have any equivalences.
18492 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
18495 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
18497 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
18499 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
18500 check end_regno - 1 is a hard register.
18502 2012-05-24 Richard Guenther <rguenther@suse.de>
18504 * varpool.c (add_new_static_var): Remove call to create_var_ann.
18505 * tree-ssa-operands.c (create_vop_var): Likewise.
18507 2012-05-24 Richard Guenther <rguenther@suse.de>
18510 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
18512 (remove_unused_locals): Pass global_unused_vars to
18513 remove_unused_scope_block_p. Restore code walking all
18514 referenced vars and pruning them.
18516 2012-05-23 Jan Hubicka <jh@suse.cz>
18518 * tree.h (alias_diag_flags): Remove.
18519 (alias_pair): Remove emitted_diags.
18520 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
18521 symbol_alias_set_t, symbol_alias_set_destroy,
18522 symbol_alias_set_contains, propagate_aliases_backward): Remove.
18523 * toplev.c (compile_file): Do not call finish_aliases_2
18524 * cgraphunit.c (cgraph_process_new_functions): Do not call
18526 (handle_alias_pairs): Output diagnostics about aliases to externals.
18527 (assemble_thunks_and_aliases): Use do_assemble_alias.
18528 (output_weakrefs): Likewise.
18529 (finalize_compilation_unit): Do not call finish_aliases_1.
18530 * ipa.c (symtab_remove_unreachable_nodes): De not call
18531 remove_unreachable_alias_pairs.
18532 * varasm.c (do_assemble_alias): Export.
18533 (symbol_alias_set_create, symbol_alias_set_destroy,
18534 symbol_alias_set_contains, symbol_alias_set_insert,
18535 propagate_aliases_forward, propagate_aliases_backward,
18536 propagate_aliases_backward, trivially_visible_alias,
18537 trivially_defined_alias, remove_unreachable_alias_pairs,
18538 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
18539 * output.h (do_assemble_alias): Declare.
18540 * varpool.c (varpool_remove_unreferenced_decls): Do not call
18543 2012-05-23 Martin Jambor <mjambor@suse.cz>
18545 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
18547 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
18549 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
18551 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
18552 (iterative_hash_gimple_type): Adjust comment.
18553 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
18554 domain for an array type instead of the domain type itself.
18556 2012-05-23 Richard Guenther <rguenther@suse.de>
18558 PR tree-optimization/53438
18559 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
18561 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
18564 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
18565 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
18568 2012-05-23 Richard Guenther <rguenther@suse.de>
18570 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
18571 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
18572 via the global_unused_vars bitmap.
18573 (remove_unused_locals): Handle global vars in local-decls via
18574 a global_unused_vars bitmap instead of the used flag in the
18575 var annotation. Simplify global variable handling and removal.
18577 2012-05-22 Jan Hubicka <jh@suse.cz>
18579 PR middle-end/53426
18580 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
18581 from other partitions.
18583 2012-05-22 Jan Hubicka <jh@suse.cz>
18585 PR middle-end/53161
18586 * symtab.c (symtab_register_node): Fix ordering issue.
18588 2012-05-22 Steven Drake <sbd@NetBSD.org>
18590 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
18592 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
18594 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
18595 Use strip_name_encoding target hook.
18597 2012-05-22 Richard Guenther <rguenther@suse.de>
18599 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
18600 (init_function_for_compilation): Remove.
18601 * tree-dfa.c (find_vars_r): Take struct function argument.
18602 (find_referenced_vars_in): Adjust.
18603 * tree-ssa-operands.c (clobber_stats): Remove.
18604 (create_vop_var): Take struct function argument. Mark
18605 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
18606 (init_ssa_operands): Take struct function argument.
18607 (fini_ssa_operands): Do not dump dead stats.
18608 * tree-ssa-operands.h (init_ssa_operands): Take struct function
18610 * cgraphunit.c (init_lowered_empty_function): Adjust.
18611 * lto-streamer-in.c (input_cfg): Likewise.
18612 * tree-inline.c (initialize_cfun): Likewise.
18613 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
18614 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
18615 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
18616 virtual operands are not registers.
18618 2012-05-22 Richard Guenther <rguenther@suse.de>
18620 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
18622 2012-05-22 Richard Guenther <rguenther@suse.de>
18624 PR middle-end/53437
18625 * tree-inline.c (setup_one_parameter): Create a dummy init
18626 statement for unused parameters when not optimizing.
18628 2012-05-22 Richard Guenther <rguenther@suse.de>
18630 * tree-flow.h (add_referenced_var_1): Declare.
18631 (add_referenced_var): Define.
18632 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
18633 (add_referenced_var): Rename to ...
18634 (add_referenced_var_1): ... this. Take struct function argument.
18636 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
18639 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
18640 * config/arm/arm.c (arm_validize_comparison): Define.
18641 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
18642 arm_validize_comparison.
18643 ("cbranchdi4"): Likewise.
18644 ("cstoredi4"): Likewise.
18645 ("movsicc"): Likewise.
18646 ("movsfcc"): Likewise.
18647 ("movdfcc"): Likewise.
18649 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
18651 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
18652 the mw_reg_pool size.
18654 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
18656 PR tree-optimization/53336
18657 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
18658 non-integer integral types to offset type and vice versa.
18660 2012-05-22 Alan Modra <amodra@gmail.com>
18662 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
18663 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
18664 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
18665 V_SAVE_INLINE): Delete.
18666 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
18667 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
18668 For ELF targets, use out-of-line restores for -Os and any number
18669 of regs if the restore exits, and out-of-line gp save for two or
18670 more regs. Use save_reg_p to test for holes in reg restore set.
18671 Replace "#if" with "if".
18673 2012-05-22 Alan Modra <amodra@gmail.com>
18675 * config/rs6000/rs6000.c (save_reg_p): New function.
18676 (first_reg_to_save, first_fp_reg_to_save): Use it here.
18677 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
18678 (emit_frame_save): Use gen_frame_store.
18679 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
18680 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
18682 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
18683 vrsave, toc, gp and fp restores.
18685 2012-05-22 Alan Modra <amodra@gmail.com>
18687 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
18688 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
18689 Move function pointer variables after forward declarations.
18690 (rs6000_builtin_support_vector_misalignment): Make static.
18691 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
18692 (rs6000_function_value, rs6000_can_eliminate): Likewise.
18694 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
18696 PR rtl-optimization/53373
18697 * caller-save.c (save_call_clobbered_regs): Look into a possible
18698 PARALLEL manually rather than using single_set on a call insn.
18700 2012-05-21 Jakub Jelinek <jakub@redhat.com>
18702 PR tree-optimization/53436
18703 * omp-low.c (omp_build_component_ref): New function.
18704 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
18706 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
18708 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
18710 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
18711 Do not print '.' here. Output operand lossage error for unhandled
18716 <case 'z'>: Hardcode "code" argument into error strings.
18718 <case 'D'>: Merge AVX and non-AVX codes.
18719 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
18720 Update call to put_condition_code.
18722 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
18724 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
18726 (clzsi2): New expander.
18727 (*clzsi2_68k): New insn.
18728 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
18730 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
18732 * gimple.h (gimple_set_in_transaction): Remove.
18733 (gimple_in_transaction): Look in BB instead.
18734 (gimple_statement_base): Remove in_transaction field.
18735 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
18736 * trans-mem.c (compute_transaction_bits): Place transaction bit
18737 information into basic blocks.
18739 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
18741 * expr.c (get_def_for_expr_class): Define only if
18742 HAVE_conditional_move.
18743 (convert_tree_comp_to_rtx): Likewise.
18745 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
18748 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
18750 (ffssi2_no_cmove): Ditto.
18751 (*ffs<mode>_1): Remove insn pattern.
18752 (*tzcnt<mode>_1): New insn pattern.
18753 (*bsf<mode>1): Ditto.
18755 2012-05-21 Richard Guenther <rguenther@suse.de>
18757 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
18758 more referenced vars.
18759 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
18760 flag on variables that have a var-annotation.
18762 2012-05-21 Joseph Myers <joseph@codesourcery.com>
18765 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
18766 from folded operands before wrapping another around the
18767 conditional expression.
18769 2012-05-21 Jakub Jelinek <jakub@redhat.com>
18771 PR tree-optimization/53366
18772 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
18773 tests if complex_numbers == 2, but there are non-complex number loads
18776 PR tree-optimization/53409
18777 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
18778 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
18780 PR tree-optimization/53410
18781 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
18782 instead of build_int_cst (type, 0) where vector types might be
18783 involved. Instead of build_int_cst (type, 1) convert the original
18784 integer_onep argument to the desired type.
18786 2012-05-21 Michael Matz <matz@suse.de>
18788 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
18789 (simplify_test_exp): Handle one more case of distributive law,
18790 decrease cost threshold.
18791 (tests_attr_p, get_attr_order): New functions.
18792 (optimize_attrs): Use topological order, inline only cheap values.
18793 (write_attr_set): Reset our_known_true after some time.
18795 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
18798 * config/i386/i386.c (type_natural_mode): Warn passing SSE
18799 vector argument without SSE enabled changes the ABI.
18801 2012-05-21 Richard Guenther <rguenther@suse.de>
18803 PR tree-optimization/53408
18804 * tree-vect-loop.c (vectorizable_induction): Properly check
18805 the restriction that we cannot handle induction results from
18806 the inner loop outside of the outer loop.
18808 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
18811 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
18812 (UNSPECV_RDRAND): This.
18813 (rdrand<mode>_1): Updated.
18815 2012-05-21 Richard Guenther <rguenther@suse.de>
18817 * tree-loop-distribution.c (can_generate_builtin): Reject
18820 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
18822 * Makefile.in (options.c): Add options.h to included header
18823 files, before tm.h.
18825 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
18827 * tree-parloops.c : Add myself to contributors, update
18828 TODO list, add link to wiki.
18830 2012-05-21 Alan Modra <amodra@gmail.com>
18832 * config/rs6000/predicates.md (input_operand): Don't match
18833 constant pool addresses. Remove label_ref, high and plus from
18834 match_code list. Remove redundant CONSTANT_P test.
18835 (splat_input_operand): Similarly update match_code list.
18836 (small_toc_ref): New predicate.
18837 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
18838 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
18839 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
18840 register checks to..
18841 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
18842 generated by create_TOC_reference.
18843 (rs6000_legitimize_address): Update cerate_TOC_reference call.
18844 (rs6000_delegitimize_address): Handle new rtl for toc refs.
18845 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
18846 (use_toc_relative_ref): New function, split out from..
18847 (rs6000_emit_move): ..here. Remove redundant tests. Update
18848 create_TOC_reference calls.
18849 (rs6000_legitimize_reload_address): Formatting. Handle splitting
18850 of medium/large model toc addresses. Use use_toc_relative_ref.
18851 (print_operand): Formatting, style. Adjust for toc changes.
18852 (print_operand_address): Likewise.
18853 (rs6000_output_addr_const_extra): Likewise.
18854 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
18855 than a PLUS. Use this formulation for both high and low part
18856 of -mcmodel=medium/large toc reference too. Before reload,
18857 always use the small model formulation.
18858 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
18859 a PLUS in high part of addresses here.
18860 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
18861 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
18862 (largetoc_high, largetoc_low): Move earlier. Cope when no
18863 base reg available.
18864 (largetoc_high_plus): New insn.
18865 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
18866 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
18867 (tocref): ..instead do so here, new insn and split.
18869 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
18871 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18872 RDRND, F16C and FSGSBASE.
18874 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18876 PR rtl-optimzation/53373
18877 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
18878 call pattern. Update split patterns.
18879 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
18880 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
18882 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
18884 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
18887 2012-05-18 Jan Hubicka <jh@suse.cz>
18889 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
18890 (cgraph_process_new_functions): Process also aliases.
18891 * lto-streamer-out.c (struct sets): Remove.
18892 (trivally_defined_alias): Remove.
18893 (output_alias_pair_p): Remove.
18894 (output_unreferenced_globals): Remove.
18895 (produce_symtab); Do not handle alias pairs.
18896 (produce_asm_for_decls): Likewise.
18897 * lto-streamer-in.c (input_alias_pairs): Remove.
18898 (lto_read_body): Do not input alias pairs.
18899 (lto_input_constructors_and_inits): Remove.
18901 2012-05-18 Jan Hubicka <jh@suse.cz>
18903 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
18906 2012-05-18 Jan Hubicka <jh@suse.cz>
18908 * cgraphbuild.c (record_reference): Update.
18909 * lto-cgraph.c (lto_output_varpool_node): External vars
18910 are not in other partition even if they are not output
18911 in current partition.
18912 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
18914 (canonicalize_constructor_val): Take FROM_DECL argument.
18915 (fold_ctor_reference, fold_string_cst_ctor_reference,
18916 fold_array_ctor_reference, fold_nonarray_ctor_reference,
18917 fold_ctor_reference): Likewise.
18918 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
18919 * gimple.h (gimple_fold_builtin): Likewise.
18921 2012-05-18 Olivier Hainque <hainque@adacore.com>
18923 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
18924 $(libsubdir) as libexecsubdir.
18926 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18928 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
18929 relied on signed overflow behavior.
18931 2012-05-18 Richard Guenther <rguenther@suse.de>
18933 PR tree-optimization/53346
18934 * tree-loop-distribution.c (ldist_gen): Make sure to apply
18935 builtin transform even when only a single partition with
18936 all reads/writes exists.
18938 2012-05-18 Richard Guenther <rguenther@suse.de>
18940 PR tree-optimization/53390
18941 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
18944 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18946 * tree-ssa-reassoc.c (bip_map): Remove decl.
18947 (completely_remove_stmt): Remove function.
18948 (remove_def_if_absorbed_call): Remove function.
18949 (remove_visited_stmt_chain): Remove __builtin_powi handling.
18950 (possibly_move_powi): Remove function.
18951 (rewrite_expr_tree): Remove calls to possibly_move_powi.
18952 (rewrite_expr_tree_parallel): Likewise.
18953 (attempt_builtin_powi): Build multiplies explicitly rather than
18954 relying on the ops vector and rank system.
18955 (transform_stmt_to_copy): New function.
18956 (transform_stmt_to_multiply): Likewise.
18957 (reassociate_bb): Handle leftover operations after __builtin_powi
18958 optimization; build a final multiply if necessary.
18960 2012-05-18 Jan Hubicka <jh@suse.cz>
18962 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
18963 (mark_functions_to_output): Fix sanity check.
18964 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
18966 2012-05-18 Richard Guenther <rguenther@suse.de>
18968 * tree-flow.h (mark_symbols_for_renaming): Remove.
18969 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
18970 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
18971 (copy_debug_stmt): Likewise.
18972 (expand_call_inline): Likewise.
18973 (declare_return_variable): Mark the return variable for renaming
18976 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
18978 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
18980 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
18981 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
18982 (ashrdi3,lshrdi3): Likewise.
18983 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
18985 2012-05-18 Meador Inge <meadori@codesourcery.com>
18987 PR rtl-optimization/53352
18988 * cse.c (equiv_constant): Ignore paradoxical subregs.
18990 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
18992 PR rtl-optimization/53125
18993 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
18994 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
18995 die in the basic block. Correctly top off REG_FREQ and
18996 REG_FREQ_CALLS_CROSSED.
18998 (regstat_compute_ri): Allocate and free local_live_last_luid.
19000 (regstat_bb_compute_calls_crossed): Correctly top off
19001 REG_FREQ_CALLS_CROSSED.
19003 2012-05-17 Jan Hubicka <jh@suse.cz>
19005 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
19006 constructor over decl without.
19007 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
19008 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
19009 * cgraphunit.c (process_function_and_variable_attributes): Finalize
19011 (mark_functions_to_output): Also accept bodies for functions with
19013 (output_in_order): Skip external vars.
19014 * lto-cgraph.c (lto_output_node): External functions are never in other
19016 (lto_output_varpool_node): Likewise.
19017 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
19018 forgotten initializers.
19019 * ipa.c (process_references): Handle external vars.
19020 (symtab_remove_unreachable_nodes): Update to handle external vars.
19021 (varpool_externally_visible_p): External vars are externally visible.
19022 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
19023 * varpool.c (varpool_remove_node): Remove constructor.
19024 (decide_is_variable_needed): Handle externals.
19025 (varpool_remove_unreferenced_decls): Likewise.
19027 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
19029 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
19030 (enable_warning_as_error): Do not special case Wuninitialized.
19031 * optc-gen.awk: Add sanity checks.
19033 2012-05-17 Jan Hubicka <jh@suse.cz>
19035 * ipa-reference.c (is_proper_for_analysis): Do not check flags
19036 that might change as result of global optimization.
19037 (analyze_function): Do not check analyzed and externally_visible
19038 flags; be happy about address dereferences.
19039 (propagate): Prune all_module_statics so it really contains just
19040 statics; prune all the local summaries.
19041 (ipa_reference_write_optimization_summary): Simplify.
19043 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
19045 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
19046 * config/m68k/m68k-tables.opt: Regenerated.
19047 * doc/invoke.texi (M680x0 Options): Document.
19049 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
19050 Patrick Marlier <patrick.marlier@gmail.com>
19052 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
19055 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
19057 * configure: Regenerated.
19059 2012-05-16 Andrew Pinski <apinski@cavium.com>
19061 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
19064 2012-05-16 David S. Miller <davem@davemloft.net>
19066 * jump.c (delete_related_insns): If we remove a CALL, make sure
19067 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
19069 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19071 PR tree-optimization/53217
19072 * tree-ssa-reassoc.c (bip_map): New static variable.
19073 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
19074 (attempt_builtin_powi): Save feeding multiplies on a stack.
19075 (reassociate_bb): Create and destroy bip_map.
19077 2012-05-16 Olivier Hainque <hainque@adacore.com>
19079 * Makefile.in (install-no-fixedincludes): New target, former toplevel
19080 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
19081 Add comments and improve stamp preservation across the whole sequence.
19082 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
19084 2012-05-16 Richard Guenther <rguenther@suse.de>
19086 * tree-inline.c (insert_init_stmt): Do not call
19087 mark_symbols_for_renaming.
19088 (setup_one_parameter): Avoid initializing unused parameters.
19089 (declare_return_variable): Properly handle DECL_BY_REFERENCE
19090 return vars in SSA form.
19092 2012-05-16 Richard Guenther <rguenther@suse.de>
19094 * tree-flow.h (get_virtual_var): Remove.
19095 * tree-dfa.c (get_virtual_var): Likewise.
19097 2012-05-16 Richard Guenther <rguenther@suse.de>
19099 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
19100 Remove set-only bitmap of new names.
19101 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
19103 * tree-flow.h (ssa_names_to_replace): Remove.
19104 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
19106 2012-05-16 Richard Guenther <rguenther@suse.de>
19108 PR tree-optimization/53364
19109 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
19110 detect a view-conversion of the decl.
19112 2012-05-16 Dodji Seketeli <dodji@redhat.com>
19114 PR preprocessor/7263
19115 * c-tree.h (enum c_declspec_word): Declare new enum.
19116 (struct c_declspecs::locations): New member.
19117 (declspecs_add_qual, declspecs_add_scspec)
19118 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
19119 location parameter.
19120 * c-decl.c (build_null_declspecs): Initialize the new struct
19121 c_declspecs::locations member.
19122 (declspecs_add_addrspace): Take a location parameter for the
19123 address space. Store it onto declaration specifiers.
19124 (declspecs_add_qual): Likewise, take a location parameter for the
19126 (declspecs_add_type): Likewise, take a location parameter for the
19128 (declspecs_add_scspec): Likewise, take a location parameter for
19129 the storage class specifier.
19130 (declspecs_add_attrs): Likewise, take a location parameter for the
19132 (declspecs_add_alignas): Likewise, take a location parameter for
19134 (finish_declspecs): For diagnostics, use the location of the
19135 relevant declspec, instead of the global input_location.
19136 * c-parser.c (c_parser_parameter_declaration): Pass the precise
19137 virtual location of the declspec to the declspecs-setters.
19138 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
19141 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
19143 * configure.ac: Stack protector enabling for Android targets.
19144 * configure: Regenerate.
19146 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
19148 * ira.c (pseudo_move_insn): Delete.
19149 (find_moveable_pseudos): Don't set it.
19150 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
19151 the definitions of the original pseudo. Delete all of them.
19153 2012-05-16 Olivier Hainque <hainque@adacore.com>
19155 * config/rs6000/rs6000-opts.h (enum processor_type): Add
19157 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
19158 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
19159 * config/rs6000/8540.md: indicate that the units/patterns apply to
19162 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
19163 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
19164 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
19165 related flags, check that what is queried is supported by the selected
19166 configuration. Rework the single/double_float and MASK_STRING resets to
19167 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
19168 costs for PROCESSOR_PPC8548 as well.
19169 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
19170 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
19171 statement instead of a sequence of ifs.
19173 * config/rs6000/rs6000.h (TARGET_E500): Remove.
19174 (TARGET_NO_LWSYNC): Adjust accordingly.
19175 * config/rs6000/e500.h (TARGET_E500): Remove.
19176 (CHECK_E500_OPTIONS): Adjust accordingly.
19177 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
19178 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
19179 * config/rs6000/linuxspe.h: Likewise.
19180 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
19181 superfluous comments.
19182 * config/rs6000/e500-double.h: Remove.
19184 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
19185 default to with_cpu=8548 if --enable-e500-double, and to 8540
19187 (set misc flags section): For powerpc*|rs6000*, remove inclusion
19188 of e500-double.h for --enable-e500-double.
19190 2012-05-16 Olivier Hainque <hainque@adacore.com>
19192 * Makefile.in (s-header-vars): Resort to -n instead of trailing
19193 -e d in sed invocation.
19195 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
19197 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
19199 * doc/tm.texi: Regenerate.
19201 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
19203 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
19205 2012-05-15 Jakub Jelinek <jakub@redhat.com>
19208 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
19209 that operands[2] is either immediate, or q_regs_operand.
19211 2012-05-15 Richard Guenther <rguenther@suse.de>
19213 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
19214 (assemble_thunk): Likewise. Manually rename and register
19215 function arguments.
19217 2012-05-15 Richard Guenther <rguenther@suse.de>
19219 PR tree-optimization/53355
19220 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
19223 2012-05-15 Tristan Gingold <gingold@adacore.com>
19225 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
19227 2012-05-15 Richard Guenther <rguenther@suse.de>
19229 * gimple.c (gimple_set_modified): Move ...
19230 * gimple.h (gimple_set_modified): ... here.
19232 2012-05-15 Tristan Gingold <gingold@adacore.com>
19234 * ira-color.c (move_spill_restore): Add a guard.
19236 2012-05-15 Tristan Gingold <gingold@adacore.com>
19238 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
19241 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
19243 * gimplify.c (gimplify_init_constructor): Do a block move for very
19244 small objects as well.
19246 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
19248 * ira.c (find_moveable_pseudos): Skip registers whose
19249 DF_REG_EQ_USE_COUNT is nonzero.
19251 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19253 * doc/md.texi (fma): Define to only be applicable for single rounding.
19255 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
19258 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
19259 generate target register for "load" class builtins.
19262 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
19265 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
19266 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
19267 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
19268 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
19269 (<sse>_movu<ssemodesuffix>): New expander.
19270 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
19271 (avx_movdqu<avxmodesuffix>): New expander.
19272 (*sse2_movdqu): Rename from sse2_movdqu.
19273 (sse2_movdqu): New expander.
19275 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
19278 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
19279 (canonicalize_perm): ... new function.
19280 (expand_vec_perm_2vperm2f128_vshuf): New function.
19281 (ix86_expand_vec_perm_const_1): Call it.
19283 2012-05-14 Andrew Pinski <apinski@cavium.com>
19284 H.J. Lu <hongjiu.lu@intel.com>
19285 Jakub Jelinek <jakub@redhat.com>
19288 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
19291 2012-05-14 Jakub Jelinek <jakub@redhat.com>
19293 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
19294 lineno 1 the same as lineno 0 before first start file directive.
19295 (optimize_macinfo_range): Likewise.
19297 * dwarf2out.c (have_macinfo): Define.
19298 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
19299 attribute, don't force empty compilation unit and don't emit any
19300 .debug_macinfo/.debug_macro section if macinfo_table is empty.
19302 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
19305 * config/avr/avr.c (avr_const_address_lo16): Remove.
19306 (avr_assemble_integer): Print ".byte lo8(x)",
19307 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
19308 .warning if 3-byte address is assembled.
19309 * doc/extend.texi (AVR Named Address Spaces): Document that
19310 binutils 2.23 is needed to assemble 3-byte addresses.
19312 2012-05-14 Richard Guenther <rguenther@suse.de>
19314 * tree-vect-data-refs.c (vect_setup_realignment): Remove
19315 call to mark_symbols_for_renaming.
19316 (vect_permute_load_chain): Likewise.
19317 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
19318 instead of calling mark_symbols_for_renaming.
19319 * tree-vect-stmts.c (read_vector_array): Remove call to
19320 mark_symbols_for_renaming.
19321 (write_vector_array): Likewise.
19322 (vectorizable_call): Likewise.
19323 (vectorizable_store): Likewise.
19324 (vectorizable_load): Likewise.
19325 * matrix-reorg.c (transform_allocation_sites): Likewise.
19326 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
19327 (create_expression_by_pieces): Likewise.
19329 2012-05-14 Richard Guenther <rguenther@suse.de>
19331 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
19332 of statements for renaming.
19333 (force_gimple_operand_1): Likewise, consistently for both
19334 calls to force_gimple_operand and force_gimple_operand_gsi.
19336 2012-05-14 Richard Guenther <rguenther@suse.de>
19338 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
19339 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
19341 (expand_omp_for): Likewise.
19342 (expand_omp_for_generic): Adjust conditional add to referenced vars.
19343 Use make_rename_temp for temporaries that should be rewritten into
19345 (expand_omp_for_static_nochunk): Likewise.
19346 (expand_omp_atomic_pipeline): Likewise.
19348 2012-05-14 Richard Guenther <rguenther@suse.de>
19350 PR tree-optimization/53331
19351 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
19353 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
19355 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
19358 * doc/options.texi: (LangEnabledBy): Document it.
19359 * optc-gen.awk: Handle LangEnabledBy.
19360 * opth-gen.awk: Generate declaration for lang-specific functions.
19361 * opt-read.awk: Record lang numbers.
19362 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
19363 (lang_sanitized_name): New.
19365 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
19367 * attribs.c (decl_attributes): Avoid emitting a warning if
19368 ATTR_FLAG_BUILT_IN.
19369 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
19370 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
19371 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
19372 define a string "1".
19373 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
19374 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
19375 BUILT_IN_STRCPY): Use it for these functions.
19376 * postreload.c (reload_combine): Deal with SETs inside
19377 CALL_INSN_FUNCTION_USAGE.
19378 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
19379 Look for REG_RETURNED notes and use a cheap restore if possible.
19380 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
19381 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
19382 * ira-build.c (ira_create_allocno, create_cap_allocno,
19383 propagate_allocno_info, propagate_some_info_from_allocno,
19384 copy_info_to_removed_store_destination, ira_flattening): Handle it.
19385 * ira-lives.c (pseudo_regno_single_word_and_live_p,
19386 find_call_crossed_cheap_reg): New static functions.
19387 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
19388 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
19389 a REG_RETURNED note in that case.
19390 * ira.c (setup_reg_renumber): Change assert to allow cases where
19391 allocnos only cross calls for which they are cheap to restore.
19392 * ira-costs.c (ira_tune_allocno_costs): Compare
19393 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
19395 * reg-notes.def (REG_RETURNED): New note.
19396 * cse.c (cse_insn): Likewise.
19397 * sched-deps.c (sched_analyze_insn): Likewise.
19398 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
19399 * calls.c (decl_return_flags): New static function.
19400 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
19401 functions that return one of their arguments.
19402 * regcprop.c (struct kill_set_value_data): New.
19403 (kill_set_value): Interpret data as a pointer to such a struct.
19404 Do nothing if the caller wants the register to be ignored.
19405 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
19407 2012-05-14 Richard Guenther <rguenther@suse.de>
19409 PR tree-optimization/53340
19410 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
19412 2012-05-14 Richard Guenther <rguenther@suse.de>
19414 * gimplify.c (gimplify_expr): Remove odd code.
19416 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
19418 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
19419 into a PLUS_EXPR byte offset.
19421 * tree-ssa-pre.c (can_value_number_call): Delete.
19422 (compute_avail): Skip all statements with side effects.
19423 <GIMPLE_CALL>: Skip calls to internal functions.
19425 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
19427 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
19429 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
19431 * common.opt (Wtype-limits): Use EnabledBy.
19433 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
19435 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
19436 (pushtf splitter): Ditto.
19438 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
19439 (<code>tf2): Enable for TARGET_SSE.
19440 (*absnegtf2_sse): Ditto.
19441 (copysign<mode>3): Enable TFmode for TARGET_SSE.
19442 (copysign<mode>3_const): Ditto.
19443 (copysign<mode>3_var): Ditto.
19444 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
19445 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
19446 (*<code>tf3): Ditto.
19447 * config/i386/i386.c (struct builtin_description bdesc_args)
19448 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
19449 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
19450 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
19451 Emit a normal call if SSE isn't available.
19453 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
19455 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
19456 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
19457 (<code><mode>3): Ditto.
19458 (*andnot<mode>3): Ditto.
19459 (*andnottf3): Ditto.
19460 (*<code><mode>3): Ditto.
19461 (<code>tf3): Ditto.
19463 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
19465 * optc-gen.awk: Error instead of warning for conflicting help.
19467 2012-05-12 Jason Merrill <jason@redhat.com>
19470 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
19473 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
19475 * function.c (requires_stack_frame_p): If the function can throw
19476 non-call exceptions, return true if the insn can throw internally.
19478 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
19480 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
19482 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
19484 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
19485 ORDERED and UNORDERED conditions.
19487 2012-05-11 Richard Guenther <rguenther@suse.de>
19489 * tree-flow.h (referenced_var_check_and_insert): Remove.
19490 (find_new_referenced_vars): Likewise.
19491 * tree-dfa.c (referenced_var_check_and_insert): Make static.
19492 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
19493 * tree-inline.c (copy_bb): Use find_referenced_vars_in
19494 instead of find_new_referenced_vars.
19495 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
19497 2012-05-11 Richard Guenther <rguenther@suse.de>
19499 * tree-pass.h (pass_rest_of_compilation,
19500 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
19502 * passes.c (pass_all_optimizations, pass_postreload,
19503 pass_all_early_optimizations): Make static.
19504 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
19505 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
19506 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
19507 (delete_tree_ssa): Do not call fini_phinodes.
19508 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
19510 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
19513 * doc/options.texi (EnabledBy): Document
19514 * opts.c: Include opts.h and options.h before tm.h.
19515 (finish_options): Do not handle some sub-options here...
19516 (common_handle_option): ... instead call common_handle_option_auto
19518 * optc-gen.awk: Handle EnabledBy.
19519 * opth-gen.awk: Declare common_handle_option_auto.
19520 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
19521 (Wmaybe-uninitialized): Likewise.
19522 (Wunused-but-set-variable): Likewise.
19523 (Wunused-function): Likewise.
19524 (Wunused-label): Likewise.
19525 (Wunused-value): Likewise.
19526 (Wunused-variable): Likewise.
19527 * opt-read.awk: Create opt_numbers array.
19529 2012-05-11 Richard Guenther <rguenther@suse.de>
19531 PR tree-optimization/53295
19532 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
19534 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
19535 strides when analyzing data-references in a loop context.
19536 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
19537 non-constant strides for now.
19538 (vect_enhance_data_refs_alignment): Ignore data references
19539 that are strided loads.
19540 (vect_analyze_data_ref_access): Handle non-constant strides.
19541 (vect_check_strided_load): Verify the data-reference is a load.
19542 (vect_analyze_data_refs): Restructure to make strided load
19543 support not dependent on gather support.
19544 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
19545 when doing strided or gather loads.
19546 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
19547 integer_zerop to compare stride with zero.
19549 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
19551 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
19553 2012-05-11 Jan Hubicka <jh@suse.cz>
19556 * varpool.c (varpool_assemble_decl): Also output constat pool entries
19557 that output_constant_pool missed.
19559 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
19561 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
19562 MULTILIB_EXTRA_OPTS.
19564 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
19567 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
19569 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
19571 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
19572 optimization for TARGET_AVX.
19573 (*movti_internal_sse): Ditto.
19574 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
19575 (*movdi_internal): Ditto.
19576 (*movsi_internal): Ditto.
19577 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
19578 (*movdf_internal_rex64): Ditto.
19579 (*movfd_internal): Ditto.
19580 (*movsf_internal): Ditto.
19581 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
19583 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
19585 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
19586 reference as size attribute.
19588 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
19589 Tristan Gingold <gingold@adacore.com>
19591 * doc/md.texi (Standard Names): Document probe_stack_address.
19592 * explow.c (emit_stack_probe): Handle probe_stack_address.
19593 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
19594 (UNSPECV_PROBE_STACK_RANGE): Likewise.
19595 (probe_stack_address): New insn.
19596 (probe_stack_range): Likewise.
19597 * config/ia64/ia64.c: Include common/common-target.h.
19598 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
19599 checking is enabled.
19600 (ia64_emit_probe_stack_range): New function.
19601 (output_probe_stack_range): Likewise.
19602 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
19603 builtin stack checking is enabled.
19604 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
19605 and UNSPECV_PROBE_STACK_ADDRESS.
19606 (unknown_for_bundling_p): New predicate.
19607 (group_barrier_needed): Use important_for_bundling_p.
19608 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
19609 (issue_nops_and_insn): Likewise.
19610 (bundling): Likewise.
19611 (final_emit_insn_group_barriers): Likewise.
19612 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
19613 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
19614 (STACK_CHECK_PROTECT): Likewise.
19615 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
19617 2012-05-10 Jan Hubicka <jh@suse.cz>
19619 * ipa-inline.c (update_all_callee_keys): Remove.
19620 (inline_small_functions): Simplify priority updating.
19622 2012-05-10 Jan Hubicka <jh@suse.cz>
19624 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
19626 2012-05-10 Jan Hubicka <jh@suse.cz>
19628 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
19629 (symtab_remove_unreachable_nodes): ... this one.
19630 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
19631 * cgraphunit.c (ipa_passes): Update.
19632 * cgraphclones.c (cgraph_materialize_all_clones): Update.
19633 * cgraph.c (cgraph_release_function_body): Only turn initial
19634 into error mark when initial was previously set.
19635 * ipa-inline.c (ipa_inline): Update.
19636 * ipa.c: Include ipa-inline.h
19637 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
19638 (enqueue_node): New function.
19639 (process_references): Update.
19640 (symtab_remove_unreachable_nodes): Cleanup.
19641 * passes.c (execute_todo, execute_one_pass): Update.
19643 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
19645 PR rtl-optimization/53125
19646 * ira.c (ira): Call find_moveable_pseudos and
19647 move_unallocated_pseudos if only ira_conflicts_p is true.
19649 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
19651 * config/i386/i386.md (*movoi_internal_avx): Handle
19652 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
19653 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
19654 (*movti_internal_sse): Ditto.
19655 (*movtf_internal): Ditto.
19656 * config/i386/sse.md (ssePSmode): New mode attribute.
19657 (*move<mode>_internal): Use ssePSmode.
19658 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
19659 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
19660 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
19661 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
19663 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
19665 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
19666 DECL_ORIGINAL_TYPE if it is present.
19668 2012-05-10 Nick Clifton <nickc@redhat.com>
19671 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
19672 a "0" constraint to being a (match_dup 0).
19674 2012-05-10 Richard Guenther <rguenther@suse.de>
19676 * stor-layout.c (byte_from_pos): Amend comment.
19678 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19680 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
19681 Document requirement to call in constructors.
19683 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
19685 2012-05-10 Richard Guenther <rguenther@suse.de>
19687 * tree.h (TYPE_IS_SIZETYPE): Remove.
19688 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
19689 (extract_muldiv_1): Likewise.
19690 * gimple.c (gtc_visit): Likewise.
19691 (gimple_types_compatible_p): Likewise.
19692 (iterative_hash_canonical_type): Likewise.
19693 (gimple_canonical_types_compatible_p): Likewise.
19694 * gimplify.c (gimplify_one_sizepos): Likewise.
19695 * print-tree.c (print_node): Likewise.
19696 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
19698 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
19701 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
19702 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
19703 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
19704 instead of xop_mulv2div2di3_low.
19705 (xop_p<macs>dql): Fix vec_select selector.
19706 (xop_p<macs>dqh): Ditto.
19707 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
19708 (xop_mulv2div2di3_high): Ditto.
19710 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
19713 * diagnostic.h (diagnostic_context): Add last_location.
19714 * diagnostic.c (diagnostic_initialize): Initialize it.
19715 (diagnostic_show_locus): Use it.
19717 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
19719 * doc/extend.texi (Function Attributes): Point xref to section
19722 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
19724 * config/i386/i386.c (*movdf_internal_rex64): Remove
19725 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
19726 Calculate "mode" attribute according to
19727 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
19728 (*movdf_internal): Ditto.
19730 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
19733 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
19734 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
19735 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
19736 or when optimizing for size.
19737 * config/i386/sse.md (*mov<mode>_internal): Remove
19738 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
19739 Calculate "mode" attribute according to optimize_function_for_size_p
19740 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
19741 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
19742 depending on the mode of the instruction. Calculate "mode" attribute
19743 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
19744 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
19745 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
19747 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
19750 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
19751 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
19752 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
19753 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
19754 (expand_prologue): Move initialization of cfun->machine->is_naked,
19755 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
19756 (avr_set_current_function): ...this new static function.
19757 (TARGET_SET_CURRENT_FUNCTION): New define.
19758 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
19759 checking attributes of current_function_decl.
19760 (avr_regs_to_save): Ditto.
19761 (signal_function_p): Rename to avr_signal_function_p.
19762 (interrupt_function_p): Rename to avr_interrupt_function_p.
19764 * doc/extend.texi (Function Attributes): Better explanation of
19765 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
19766 alphabetical order.
19768 2012-05-09 Michael Matz <matz@suse.de>
19770 PR tree-optimization/53185
19771 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
19772 peeling when we see strided loads.
19774 2012-05-09 Matthias Klose <doko@ubuntu.com>
19776 * gcc-ar.c (main): Don't check for execute bits for the plugin.
19778 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
19780 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
19781 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
19782 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
19783 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
19784 (USE_LOAD_POST_INCREMENT): Define.
19785 (USE_LOAD_PRE_INCREMENT): Define.
19786 (USE_LOAD_POST_DECREMENT): Define.
19787 (USE_LOAD_PRE_DECREMENT): Define.
19788 (USE_STORE_PRE_DECREMENT): Define.
19789 (USE_STORE_PRE_INCREMENT): Define.
19790 (USE_STORE_POST_DECREMENT): Define.
19791 (USE_STORE_POST_INCREMENT): Define.
19792 (arm_auto_incmodes): Add enumeration.
19793 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
19794 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
19796 2012-05-09 Jakub Jelinek <jakub@redhat.com>
19798 PR tree-optimization/53226
19799 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
19800 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
19801 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
19802 doesn't need to be revisited, look for earliest stmt with
19803 !gimple_plf (stmt, GF_PLF_1) if something changed.
19805 2012-05-09 Terry Guo <terry.guo@arm.com>
19807 * genmultilib: Update copyright dates.
19808 * doc/fragments.texi: Ditto.
19810 2012-05-09 Terry Guo <terry.guo@arm.com>
19812 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
19813 * genmultilib (MULTILIB_REQUIRED): New.
19814 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
19816 2012-05-09 Richard Guenther <rguenther@suse.de>
19818 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
19819 (vect_do_peeling_for_loop_bound): Likewise.
19820 (vect_do_peeling_for_alignment): Likewise.
19821 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
19822 (vect_do_peeling_for_loop_bound): Get check_profitability and
19823 threshold as parameters.
19824 (vect_do_peeling_for_alignment): Likewise.
19825 (vect_loop_versioning): Likewise.
19826 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
19827 and threshold here. Control where to put the check here.
19829 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
19831 PR middle-end/53249
19832 * dwarf2out.h (get_address_mode): Move declaration to...
19834 * dwarf2out.c (get_address_mode): Move definition to...
19835 * rtlanal.c: ...here.
19836 * var-tracking.c (get_address_mode): Delete.
19837 * combine.c (find_split_point): Use get_address_mode instead of
19838 targetm.addr_space.address_mode.
19839 * cselib.c (cselib_record_sets): Likewise.
19840 * dse.c (canon_address, record_store): Likewise.
19841 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
19842 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
19843 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
19844 (expand_expr_real_1): Likewise.
19845 * ifcvt.c (noce_try_cmove_arith): Likewise.
19846 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
19847 * reload.c (find_reloads): Likewise.
19848 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
19849 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
19851 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
19853 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
19854 information from the instruction produced.
19856 2012-05-09 Richard Guenther <rguenther@suse.de>
19858 * stor-layout.c (bit_from_pos): Document.
19859 (byte_from_pos): Likewise. Optimize.
19860 (pos_from_bit): Likewise.
19861 (normalize_offset): Use pos_from_bit instead of replicating it.
19863 2012-05-09 Alan Modra <amodra@gmail.com>
19866 * config/rs6000/rs6000.c (gen_frame_set): New function.
19867 (gen_frame_load, gen_frame_store): New functions.
19868 (rs6000_savres_rtx): Use the above.
19869 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
19870 Correct mode used for CR2 in save/restore_world patterns.
19871 Don't emit instructions for eh_return frame unwind reg info.
19873 2012-05-08 Jan Hubicka <jh@suse.cz>
19875 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
19877 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
19879 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
19881 (compile_file): Do not output variables.
19882 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
19884 * langhooks.c: Include timevar.h
19885 (write_global_declarations): Finalize compilation unit after wrapup;
19886 set timevars correctly.
19887 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
19888 not to be added to varpool.
19889 * varpool.c (varpool_assemble_decl): Sanity check that we are called
19890 only on cases where it makes sense; skip constant pool and value expr
19893 2012-05-08 David S. Miller <davem@davemloft.net>
19895 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
19896 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
19897 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
19899 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
19901 PR rtl-optimization/53278
19902 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
19903 speed_p code from earlier patch.
19905 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
19908 * config/sh/sh.md (*branch_true, *branch_false): New insns.
19910 2012-05-08 Teresa Johnson <tejohnson@google.com>
19912 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
19913 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
19915 2012-05-08 Jan Hubicka <jh@suse.cz>
19917 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
19918 (cgraph_create_node_1): Rename to ...
19919 (cgraph_create_empty_node): ... this one; export.
19920 (cgraph_create_node): Update.
19921 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
19922 (cgraph_create_edge_including_clones): Likewise.
19923 (cgraph_find_replacement_node): Likewise.
19924 (cgraph_clone_edge): Likewise.
19925 (cgraph_clone_node): Likewise.
19926 (clone_function_name): Likewise.
19927 (cgraph_create_virtual_clone): Likewise.
19928 (cgraph_remove_node_and_inline_clones): Likewise.
19929 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
19930 * cgraph.h: Reorder declarations so they match file of origin.
19931 (cgraph_create_empty_node): Declare.
19932 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
19933 (cgraph_copy_node_for_versioning): Likewise.
19934 (cgraph_function_versioning): Likewise.
19935 (cgraph_materialize_clone): Likewise.
19936 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
19937 (cgraph_materialize_all_clones): Likewise.
19938 * cgraphclones.c: New file.
19939 * Makefile.in: Update for cgraphclones.
19941 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
19944 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
19945 (ix86_rtx_costs): Handle SET.
19947 2012-05-08 Michael Matz <matz@suse.de>
19949 * basic-block.h (struct rtl_bb_info): Remove visited member and
19950 move head_ member to ...
19951 (struct basic_block_def.basic_block_il_dependent): ... the new
19952 member x, replacing but containing old member rtl.
19953 (enum bb_flags): New BB_VISITED flag.
19954 (BB_HEADER, BB_FOOTER): New macros.
19956 * jump.c (mark_all_labels): Adjust.
19957 * cfgcleanup.c (try_optimize_cfg): Adjust.
19958 * cfglayout.c (record_effective_endpoints): Adjust.
19959 (relink_block_chain): Ditto (and don't fiddle with visited).
19960 (fixup_reorder_chain): Adjust.
19961 (fixup_fallthru_exit_predecessor): Ditto.
19962 (cfg_layout_duplicate_bb): Ditto.
19963 * combine.c (update_cfg_for_uncondjump): Adjust.
19964 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
19965 (bb_visited_trace): New accessor.
19966 (mark_bb_visited): Move in front.
19967 (rotate_loop): Use bb_visited_trace.
19968 (find_traces_1_round): Ditto.
19969 (emit_barrier_after): Ditto.
19970 (copy_bb): Ditto, and initialize visited on resize.
19971 (reorder_basic_blocks): Initize visited member.
19972 (duplicate_computed_gotos): Clear bb flags at start, use
19975 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
19976 (rtl_verify_flow_info_1): Ditto.
19977 (cfg_layout_split_block): Ditto.
19978 (cfg_layout_delete_block): Ditto.
19979 (cfg_layout_merge_blocks): Ditto.
19980 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
19982 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
19985 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
19986 when a constant source operand matches an "I" constraint, the "no
19987 CC0 change" applies to a register-destination only, not a
19988 strict_low_part-destination.
19990 2012-05-08 Richard Guenther <rguenther@suse.de>
19992 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
19993 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
19995 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
19997 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
19999 * doc/avr-mmcu.texi: New auto-generated file.
20000 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
20001 to document all valid -mmcu= arguments.
20003 * config/avr/avr.h (arch_info_s): New struct definition.
20004 * config/avr/avr-devices.c (avr_texinfo): New variable.
20005 * config/avr/gen-avr-mmcu-texi.c: New file.
20006 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
20008 2012-05-08 Dehao Chen <dehao@google.com>
20010 * predict.c (find_qualified_ssa_name): New.
20011 (find_ssa_name_in_expr): New.
20012 (find_ssa_name_in_assign_stmt): New.
20013 (is_comparison_with_loop_invariant_p): New.
20014 (is_bound_expr_similar): New.
20015 (predict_iv_comparison): New.
20016 (predict_loops): Add heuristic for loop-nested branches that compare an
20017 induction variable to a loop bound variable.
20018 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
20020 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
20022 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
20023 TARGET_BDVER2 defines where appropriate.
20025 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
20027 * configure.ac (PLUGIN_LD): Rename into...
20028 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
20029 * config.in: Regenerate.
20030 * configure: Likewise.
20031 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
20033 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
20035 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
20036 computation using the precision of the index type.
20037 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
20038 (fold_array_ctor_reference): Do index computations in the index type.
20040 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
20042 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
20043 down to plus_constant.
20044 (expand_epilogue): Ditto.
20046 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
20048 * postreload.c (reload_cse_regs): Make static.
20049 * reload.h (reload_cse_regs): Remove prototype.
20051 2012-05-07 Richard Henderson <rth@redhat.com>
20053 * config/alpha/alpha.md (clear_cache): New pattern.
20055 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
20057 PR middle-end/53245
20058 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
20059 is folded to a type boundary value, verify that the resulting case
20060 label is still a care range.
20062 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
20064 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
20065 only for TARGET_GENERIC, when not optimizing for size.
20066 (*ffs<mode>_1): Ditto.
20068 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
20070 * tree-cfg.c (verify_gimple_switch): Tighten checks.
20072 2012-05-07 Jakub Jelinek <jakub@redhat.com>
20074 PR tree-optimization/53239
20075 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
20076 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
20078 2012-05-07 Richard Guenther <rguenther@suse.de>
20080 PR tree-optimization/53195
20081 * tree-inline.c (setup_one_parameter): Properly add referenced
20082 vars from the parameters new known value.
20084 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
20086 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
20087 (sched_branch_type): Remove.
20088 (m68k_sched_md_init_global): Don't allocate it.
20089 (m68k_sched_md_finish_global): Don't free it.
20090 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
20091 * config/m68k/m68k.md: Set the type of insns using
20092 m68k_sched_branch_type to bcc directly.
20094 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20096 * config/sol2.c (solaris_override_options): New function.
20097 * config/sol2-protos.h (solaris_override_options): Declare.
20098 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
20100 2012-05-07 Richard Guenther <rguenther@suse.de>
20102 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
20103 whether we failed to compute data dependences.
20104 (loop_prefetch_arrays): Fail if we failed.
20106 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
20107 Paolo Bonzini <bonzini@gnu.org>
20109 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
20110 Emit bsf when optimizing for size.
20111 (*ffs<mode>_1): Ditto.
20113 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
20116 * config/sh/sh.c (sh_rtx_costs): Handle SET.
20118 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
20121 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
20122 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
20123 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
20125 (*bswapdi2_doubleword): New insn pattern.
20126 (*bswap<mode>2): Rename from *bswap<mode>2_1.
20128 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
20130 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
20131 (mips_set_reg_reg_cost): Likewise.
20132 (mips_rtx_costs): Handle SET.
20134 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
20136 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
20137 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
20138 to compute the cost of moves. Set the mode of the target register.
20140 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
20142 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
20143 plus_constant function.
20144 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
20145 that the mode is sensible.
20146 (use_anchored_address, round_push, allocate_dynamic_stack_space)
20147 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
20150 * alias.c (canon_rtx): Likewise.
20151 (init_alias_analysis): Likewise.
20152 * builtins.c (expand_builtin_return_addr)
20153 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
20154 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
20155 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
20156 (expand_builtin_stpcpy): Likewise.
20157 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
20158 (compute_argument_addresses, internal_arg_pointer_based_exp)
20159 (expand_call, emit_library_call_value_1): Likewise.
20160 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
20161 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
20162 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
20163 * cse.c (insert_const_anchor, find_reg_offset_for_const)
20164 (use_related_value, fold_rtx): Likewise.
20165 * cselib.c (cselib_subst_to_values): Likewise.
20166 * dse.c (record_store, check_mem_read_rtx): Likewise.
20167 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
20168 * emit-rtl.c (adjust_address_1): Likewise.
20169 * except.c (sjlj_emit_function_enter)
20170 (expand_builtin_extract_return_addr)
20171 (expand_builtin_frob_return_addr): Likewise.
20172 * expmed.c (expand_divmod): Likewise.
20173 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
20174 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
20175 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
20176 * function.c (assign_stack_local_1)
20177 (instantiate_virtual_regs_in_rtx): Likewise.
20178 * optabs.c (prepare_cmp_insn): Likewise.
20179 * recog.c (offsettable_address_addr_space_p): Likewise.
20180 * reload.c (find_reloads_address, form_sum)
20181 (find_reloads_subreg_address): Likewise.
20182 * reload1.c (init_reload, eliminate_regs_1)
20183 (eliminate_regs_in_insn): Likewise.
20184 * simplify-rtx.c (simplify_unary_operation_1)
20185 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
20186 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
20187 (vt_add_function_parameter): Likewise.
20189 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
20190 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
20191 * config/alpha/alpha.c (alpha_legitimize_address_1)
20192 (get_unaligned_address, alpha_expand_unaligned_load)
20193 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
20194 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
20195 (alpha_expand_builtin_establish_vms_condition_handler)
20196 (alpha_setup_incoming_varargs, emit_frame_store_1)
20197 (alpha_expand_prologue, alpha_expand_epilogue)
20198 (alpha_use_linkage): Likewise.
20199 * config/alpha/alpha.md: Likewise.
20201 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
20202 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
20203 (thumb_legitimize_address, arm_gen_load_multiple_1)
20204 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
20205 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
20206 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
20207 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
20208 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
20209 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
20210 (thumb_expand_movmemqi, arm_set_return_address)
20211 (thumb_set_return_address): Likewise.
20212 * config/arm/arm.md: Likewise.
20214 * config/avr/avr.c (avr_incoming_return_addr_rtx)
20215 (avr_prologue_setup_frame, expand_epilogue)
20216 (avr_const_address_lo16): Likewise.
20218 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
20219 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
20220 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
20221 (bfin_output_mi_thunk): Likewise.
20223 * config/c6x/c6x.c (c6x_initialize_trampoline)
20224 (c6x_output_mi_thunk): Likewise.
20226 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
20227 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
20229 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
20230 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
20231 (cris_emit_movem_store, cris_trampoline_init): Likewise.
20232 * config/cris/cris.md: Likewise.
20234 * config/darwin.c (machopic_indirect_data_reference)
20235 (machopic_legitimize_pic_address): Likewise.
20237 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
20238 (epiphany_expand_prologue, epiphany_expand_epilogue)
20239 (epiphany_trampoline_init): Likewise.
20240 * config/epiphany/epiphany.md: Likewise.
20242 * config/fr30/fr30.c (fr30_move_double): Likewise.
20244 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
20245 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
20246 (frv_index_memory, unspec_got_name, frv_find_base_term)
20247 (frv_output_dwarf_dtprel): Likewise.
20249 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
20250 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
20252 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
20253 * config/i386/i386.c (setup_incoming_varargs_64)
20254 (setup_incoming_varargs_ms_64, choose_baseaddr)
20255 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
20256 (ix86_emit_probe_stack_range, ix86_expand_prologue)
20257 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
20258 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
20259 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
20260 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
20261 (x86_output_mi_thunk): Likewise.
20262 * config/i386/i386.md: Likewise.
20264 * config/ia64/ia64.c (ia64_expand_load_address)
20265 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
20266 (do_spill, ia64_trampoline_init): Likewise.
20268 * config/iq2000/iq2000.c (iq2000_va_start)
20269 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
20270 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
20271 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
20273 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
20275 * config/m32c/m32c.c (m32c_return_addr_rtx)
20276 (m32c_expand_insv): Likewise.
20278 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
20279 (m32r_legitimize_pic_address, m32r_print_operand)
20280 (m32r_print_operand_address): Likewise.
20282 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
20283 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
20284 (EH_RETURN_HANDLER_RTX): Likewise.
20285 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
20286 (m68k_expand_epilogue, legitimize_pic_address)
20287 (m68k_output_mi_thunk): Likewise.
20288 * config/m68k/m68k.md: Likewise.
20290 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
20291 (mcore_expand_epilog): Likewise.
20292 * config/mcore/mcore.md: Likewise.
20294 * config/mep/mep.c (mep_allocate_initial_value)
20295 (mep_expand_prologue, mep_expand_epilogue): Likewise.
20297 * config/microblaze/microblaze.c (double_memory_operand)
20298 (microblaze_block_move_loop): Likewise.
20300 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
20301 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
20302 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
20303 (mips_expand_prologue, mips_epilogue_set_cfa)
20304 (mips_expand_epilogue): Likewise.
20305 * config/mips/mips.md: Likewise.
20307 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
20308 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
20310 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
20311 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
20313 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
20314 (EH_RETURN_HANDLER_RTX): Likewise.
20315 * config/moxie/moxie.c (moxie_static_chain): Likewise.
20317 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
20318 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
20319 (pa_return_addr_rtx, hppa_builtin_saveregs)
20320 (pa_trampoline_init): Likewise.
20321 * config/pa/pa.md: Likewise.
20323 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
20325 * config/picochip/picochip.c (picochip_static_chain): Likewise.
20327 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
20328 * config/rs6000/rs6000.c (rs6000_legitimize_address)
20329 (setup_incoming_varargs, print_operand, rs6000_return_addr)
20330 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
20331 (rs6000_emit_epilogue)
20332 (rs6000_machopic_legitimize_pic_address): Likewise.
20334 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
20336 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
20337 (DYNAMIC_CHAIN_ADDRESS): Likewise.
20338 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
20339 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
20340 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
20341 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
20342 (s390_emit_epilogue, s390_function_profiler): Likewise.
20343 * config/s390/s390.md: Likewise.
20345 * config/score/score.c (score_add_offset, score_prologue): Likewise.
20347 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
20348 (sh_output_mi_thunk): Likewise.
20349 * config/sh/sh.md: Likewise.
20351 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
20352 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
20353 * config/sparc/sparc.c (sparc_legitimize_pic_address)
20354 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
20355 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
20356 (emit_and_preserve): Likewise.
20357 * config/sparc/sparc.md: Likewise.
20359 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
20360 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
20361 (spu_setup_incoming_varargs, ea_load_store_inline)
20362 (spu_expand_load): Likewise.
20364 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
20365 (combine_bnp): Likewise.
20367 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
20368 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
20369 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
20371 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
20372 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
20373 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
20375 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
20376 * config/v850/v850.md: Likewise.
20378 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
20379 (EH_RETURN_HANDLER_RTX): Likewise.
20380 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
20381 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
20382 (print_operand_address, vax_trampoline_init): Likewise.
20384 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
20385 (xtensa_function_value_regno_p): Likewise.
20387 2012-05-04 Andrew Pinski <apinski@cavium.com>
20389 * expr.c (get_def_for_expr_class): New function.
20390 (convert_tree_comp_to_rtx): New function.
20391 (expand_cond_expr_using_cmove): New function.
20392 (expand_expr_real_2 <case COND_EXPR>): Call
20393 expand_cond_expr_using_cmove first and return if it succeeds.
20394 Remove the check for HAVE_conditional_move since we should have
20395 already converted it to a conditional move.
20396 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
20397 modes of DImode for 32bits and TImode.
20399 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
20402 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
20403 (print_md_ptr_loc, print_c_condition): Use them.
20404 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
20405 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
20406 attr_file, dfa_file, latency_file): New global variables.
20407 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
20408 write_upcase, write_indent, write_length_unit_log, write_test_expr,
20409 write_attr_get, write_insn_cases, write_eligible_delay,
20410 write_const_num_delay_slots): Accept FILE pointer and toss it around.
20411 Update all callers.
20412 (write_header, open_outfile, handle_arg): New funcions.
20413 (make_automaton_attrs): Write prototypes as extern to the output
20415 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
20416 names from the command line. Open the output files and write out
20417 internal functions for DFA functions to dfa_file_name, insn latency
20418 functions to latency_file_name, and everything else to attr_file.
20419 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
20420 (BACKEND): Build libbackend first.
20421 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
20422 (.PRECIOUS): Likewise.
20423 (insn-dfatab.o): New rule.
20424 (insn-latencytab.o): New rule.
20425 (simple_rtl_generated_c): Do not include insn-attrtab.c.
20426 (s-attrtab): New rule.
20428 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
20430 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
20431 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
20432 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
20433 * reorg.c (get_jump_flags): Do not set the removed flags.
20435 * doc/md.texi (attr_flag): Update for abovementioned changes.
20437 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
20440 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
20441 (TARGET_CMOV): Rename from TARGET_CMOVE.
20442 (TARGET_CMOVE): New define.
20443 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
20444 Do not set TARGET_CMOVE here.
20446 2012-05-04 Dodji Seketeli <dodji@redhat.com>
20448 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
20449 * opts.c (finish_options): Activate -Wunused-local-typedefs if
20450 -Wunused is activated.
20451 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
20453 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
20455 * config/s390/s390.md (*movmem_short, *clrmem_short)
20456 (*cmpmem_short): Move the mode check from the insn condition to
20459 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
20461 PR tree-optimization/52633
20462 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
20463 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
20464 (vect_recog_over_widening_pattern): Remove handling of code that was
20465 already detected as over-widening pattern. Remove special handling
20466 of "unsigned" cases. Instead, support general case of conversion
20467 of the shift result to another type.
20469 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
20471 * tree-vect-patterns.c (vect_single_imm_use): New function.
20472 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
20473 (vect_recog_over_widening_pattern): Likewise.
20474 (vect_recog_widen_shift_pattern): Likewise.
20476 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
20478 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
20479 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
20480 (vect_recog_widen_mult_pattern): Likewise.
20481 (vect_operation_fits_smaller_type): Likewise.
20482 (vect_recog_over_widening_pattern): Likewise.
20483 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
20485 2012-05-04 Richard Guenther <rguenther@suse.de>
20488 * lto-wrapper.c (merge_and_complain): Complain about mismatches
20489 of -freg-struct-return and -fpcc-struct-return.
20490 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
20491 from the input file options and ignore those from the link
20494 2012-05-04 Richard Guenther <rguenther@suse.de>
20496 PR tree-optimization/53168
20497 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
20498 memory reads when the result is a constant we can pun.
20500 2012-05-04 Richard Guenther <rguenther@suse.de>
20502 * common.opt (flto-report): Do not mark as Optimization.
20504 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
20507 * recog.c (constrain_operands): If extra constraints are present, also
20508 accept pseudo-registers with equivalent memory locations during reload.
20510 2012-05-04 Olivier Hainque <hainque@adacore.com>
20512 * collect2.c (may_unlink_output_file): New global.
20513 (maybe_unlink): Honor it.
20514 * collect2.h: Add extern for it.
20515 * tlink.c (do_tlink): Set it to true if the link succeeded.
20517 2012-05-04 Olivier Hainque <hainque@adacore.com>
20519 * gcc.c (eval_spec_function): Finalize/restore the current string
20520 obstack state as part of the context push/pop operations.
20522 2012-05-04 Bin Cheng <bin.cheng@arm.com>
20524 PR rtl-optimization/52804
20525 * reload1.c (reload_reg_reaches_end_p): Check whether successor
20526 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
20527 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
20528 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
20529 RELOAD_FOR_OUTADDR_ADDRESS.
20531 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
20534 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
20535 for macro expansion.
20537 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
20539 * flags.h (flag_permissive): Do not declare.
20540 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
20542 * toplev.c (flag_permissive): Do not define.
20543 * c-tree.h (system_header_p): Delete unused.
20545 2012-05-03 David S. Miller <davem@davemloft.net>
20548 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
20549 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
20550 (sparc_emit_float_lib_cmp): Likewise.
20552 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
20555 * config/rs6000/rs6000.md (bswapdi splitters): If
20556 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
20557 default) is used, generate an alternate sequence that does not
20558 depend on using indexed addressing.
20560 2012-05-03 Jason Merrill <jason@redhat.com>
20562 * gengtype.c (write_types): Fix warning message.
20563 (write_local): Likewise.
20565 2012-05-02 Jason Merrill <jason@redhat.com>
20567 * dwarf2out.c (struct external_ref, build_local_stub): New.
20568 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
20569 (optimize_external_refs, optimize_external_refs_1): New.
20570 (change_AT_die_ref): New.
20571 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
20572 (build_abbrev_table): Take the external refs hashtable.
20573 (output_comp_unit): Get it from optimize_external_refs and pass it in.
20575 2012-05-03 Jan Hubicka <jh@suse.cz>
20577 PR middle-end/53093
20578 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
20580 2012-05-03 Jan Hubicka <jh@suse.cz>
20582 PR middle-end/53106
20583 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
20585 2012-05-03 Jason Merrill <jason@redhat.com>
20587 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
20588 use_debug_types to discriminate the die_id union.
20589 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
20590 (build_abbrev_table, output_die): Likewise.
20591 (prune_unused_types_walk_attribs): Likewise.
20592 (generate_type_signature, copy_declaration_context): Set it.
20593 (remove_child_or_replace_with_skeleton): Set it.
20594 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
20595 check use_debug_types.
20596 (dwarf2out_finish): Do break_out_includes after .debug_types.
20598 2012-05-03 Jason Merrill <jason@redhat.com>
20600 * dwarf2out.c (modified_type_die): Use scope_die_for.
20601 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
20602 (uses_local_type_r, uses_local_type): New.
20603 (scope_die_for): Keep a type that uses a local type in local scope.
20604 Use get_context_die for namespace and type scope.
20606 2012-05-03 Jason Merrill <jason@redhat.com>
20608 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
20610 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
20611 (dwarf2out_finish): Likewise.
20613 2012-05-03 Martin Jambor <mjambor@suse.cz>
20615 * builtins.c (get_object_alignment_1): Return whether we can determine
20616 the alignment or conservatively assume byte alignment. Return the
20617 alignment by reference. Use get_pointer_alignment_1 for dereference
20619 (get_pointer_alignment_1): Return whether we can determine the
20620 alignment or conservatively assume byte alignment. Return the
20621 alignment by reference. Use get_ptr_info_alignment to get SSA name
20623 (get_object_alignment): Update call to get_object_alignment_1.
20624 (get_object_or_type_alignment): Likewise, fall back to type alignment
20625 only when it returned false.
20626 (get_pointer_alignment): Update call to get_pointer_alignment_1.
20627 * fold-const.c (get_pointer_modulus_and_residue): Update call to
20628 get_object_alignment_1.
20629 * ipa-prop.c (ipa_modify_call_arguments): Update call to
20630 get_pointer_alignment_1.
20631 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
20632 of MEM_REF or TARGET_MEM_REF only when it returns false.
20633 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
20634 get_object_alignment_1.
20635 (ccp_finalize): Use set_ptr_info_alignment.
20636 * tree.h (get_object_alignment_1): Update declaration.
20637 (get_pointer_alignment_1): Likewise.
20638 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
20639 (dump_gimple_stmt): Likewise.
20640 * tree-flow.h (ptr_info_def): Updated comments of fields align and
20642 (get_ptr_info_alignment): Declared.
20643 (mark_ptr_info_alignment_unknown): Likewise.
20644 (set_ptr_info_alignment): Likewise.
20645 (adjust_ptr_info_misalignment): Likewise.
20646 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
20647 and set alignment of SSA names.
20648 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
20649 mark_ptr_info_alignment_unknown.
20650 * tree-ssanames.c (get_ptr_info_alignment): New function.
20651 (mark_ptr_info_alignment_unknown): Likewise.
20652 (set_ptr_info_alignment): Likewise.
20653 (adjust_ptr_info_misalignment): Likewise.
20654 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
20655 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
20657 (bump_vector_ptr): Likewise.
20658 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
20659 (vectorizable_store): Likewise.
20660 (vectorizable_load): Likewise.
20662 2012-05-03 Michael Matz <matz@suse.de>
20664 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
20665 in front of basic_block_def.
20666 (struct basic_block_def): Make il.gimple the full struct, not a
20668 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
20670 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
20671 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
20672 NULL il.gimple, which can't happen anymore.
20673 * gimple.h (bb_seq): il.gimple can't be NULL.
20674 (bb_seq_add): Ditto.
20675 (set_bb_seq): Adjust.
20676 (gsi_start_bb, gsi_last_bb): Tidy.
20677 * lto-streamer-in.c (make_new_block): Don't zero members that
20678 are zeroed already, don't allocate a gimple_bb_info.
20679 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
20680 (remove_bb): Clear all il.gimple members.
20681 (gimple_verify_flow_info): Adjust for flat il.gimple.
20682 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
20684 * coretypes.h (const_gimple_seq): Remove typedef.
20685 * gimple.h (gimple_seq_first): Take gimple_seq.
20686 (gimple_seq_first_stmt): Ditto.
20687 (gimple_seq_last): Ditto.
20688 (gimple_seq_last_stmt): Ditto.
20689 (gimple_seq_empty_p): Ditto.
20691 2012-05-03 Richard Guenther <rguenther@suse.de>
20693 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
20695 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
20696 (compute_avail): Do not add possibly trapping operations to
20697 EXP_GEN if they might not be executed in the block.
20699 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
20701 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
20703 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
20705 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
20706 information as early as possible. Update dominance info instead of
20709 2012-05-03 Richard Guenther <rguenther@suse.de>
20711 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
20712 (union_contains_value): Remove.
20713 (vro_valid_in_sets): Likewise.
20714 (op_valid_in_sets): New function.
20715 (valid_in_sets): Use op_valid_in_sets.
20716 (insert_into_preds_of_block): Move dumping ...
20717 (do_regular_insertion): ... here.
20718 (do_partial_partial_insertion): ... and here. Dump that
20719 we've found a partial partial redundancy.
20720 (insert): Dump the current insert iteration.
20722 2012-05-03 Jakub Jelinek <jakub@redhat.com>
20725 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
20726 append program name to it and pass that as first argument
20727 to make_relative_prefix. Always pass standard_libexec_prefix
20728 as last argument to make_relative_prefix. If
20729 make_relative_prefix returns NULL, fall back to
20730 standard_libexec_prefix.
20733 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
20737 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
20738 mode, return that mode.
20741 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
20742 define __ATOMIC_HLE_* macros here.
20743 (ix86_target_macros): But here, using cpp_define_formatted.
20745 2012-05-03 Richard Guenther <rguenther@suse.de>
20747 PR tree-optimization/53144
20748 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
20750 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
20751 with SSA name values.
20752 (vn_reference_lookup_3): Adjust callers.
20754 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
20756 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
20757 has_fma4 for AMD processors with both fma3 and fma4 support.
20759 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
20762 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
20765 2012-05-03 Michael Matz <matz@suse.de>
20768 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
20769 (dse_enter_block): Properly iterate the whole sequence even
20770 if the last statement was removed.
20772 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
20774 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
20775 unset flag_jump_tables.
20776 * stmt.c (expand_case): Remove special flag_pic case conditional
20777 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
20779 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
20781 * common/config/s390/s390-common.c (s390_option_optimization_table):
20782 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
20783 default when optimizing.
20785 2012-05-02 Martin Jambor <mjambor@suse.cz>
20788 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
20789 of a variable when the contect is a function.
20791 2012-05-02 Michael Matz <matz@suse.de>
20793 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
20794 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
20795 (const_gimple_seq_node): Remove.
20796 (gimple_seq_node): Typedef as gimple.
20797 (struct gimple_statement_base): Add next and prev members,
20798 adjust all WORD markers in using structs.
20799 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
20800 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
20801 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
20802 gimple are the same.
20803 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
20804 gimple_seq, adjust.
20805 (gimple_init_singleton): New function.
20806 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
20807 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
20808 (gsi_stmt): Adjust.
20809 (gsi_stmt_ptr): Remove.
20810 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
20812 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
20813 again, adjust for above changes.
20814 (update_call_edge_frequencies): Adjust for above changes.
20815 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
20816 (gsi_insert_seq_nodes_after): Ditto.
20817 (gsi_split_seq_after): Ditto.
20818 (gsi_set_stmt): Ditto.
20819 (gsi_split_seq_before): Ditto.
20820 (gsi_remove): Ditto.
20821 (gsi_insert_seq_before_without_update): Don't free sequence.
20822 (gsi_insert_seq_after_without_update): Ditto.
20823 (gsi_replace): Assert some more invariants.
20824 (gsi_insert_before_without_update, gsi_insert_after_without_update):
20826 (gsi_for_stmt): Don't search for stmt.
20827 (gsi_insert_on_edge_immediate): Tidy.
20829 * gimple.c (gimple_alloc_k): Remove "sequences".
20830 (gimple_seq_cache): Remove.
20831 (gimple_alloc_stat): Make stmt a singleton sequence.
20832 (gimple_seq_alloc, gimple_seq_free): Remove.
20833 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
20834 (gimple_copy): Ditto.
20835 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
20836 create iterator from correct sequence.
20837 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
20839 2012-05-02 Michael Matz <matz@suse.de>
20841 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
20843 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
20844 sequence, lazily allocate it.
20845 (bb_seq_addr): New function.
20846 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
20847 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
20848 (gsi_none): New function.
20849 (gsi_start_bb): Adjust.
20850 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
20851 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
20852 (gsi_last_bb): Adjust.
20854 * tree-flow-inline.h (phi_nodes_ptr): New function.
20856 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
20857 datastructure and interface change.
20858 (gsi_insert_seq_before_without_update): Ditto.
20859 (gsi_insert_seq_nodes_after): Ditto.
20860 (gsi_insert_seq_after_without_update): Ditto.
20861 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
20862 (gsi_split_seq_before): Ditto.
20863 (gsi_start_phis): Adjust.
20864 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
20865 (vect_transform_loop): Ditto.
20866 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
20867 gimple_seq_copy): Don't use gimple_seq_alloc.
20868 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
20869 (gimplify_seq_add_seq): Ditto.
20870 * lto-streamer-in.c (make_new_block): Ditto.
20871 * tree-cfg.c (create_bb): Ditto.
20872 * tree-sra.c (initialize_parameter_reductions): Ditto.
20874 2012-05-02 Michael Matz <matz@suse.de>
20876 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
20877 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
20878 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
20879 set_bb_seq): Move down to after gimple_statement_d definition.
20881 2012-05-02 Michael Matz <matz@suse.de>
20883 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
20884 gsi_replace_with_seq, instead of inserting itself.
20885 * gimple-iterator.c (gsi_replace_with_seq): New function.
20886 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
20887 iterator instead of statement, advance it.
20888 (ssa_forward_propagate_and_combine): Adjust call to above.
20890 2012-05-02 Michael Matz <matz@suse.de>
20892 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
20894 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
20895 * tree-nested.c (walk_gimple_omp_for): Ditto.
20896 * trans-mem.c (lower_transaction): Ditto.
20897 * tree-eh.c (do_return_redirection): Ditto.
20898 (do_goto_redirection): Ditto.
20899 (lower_try_finally_switch): Ditto.
20900 * gimplify.c (gimplify_stmt): Ditto.
20901 (gimplify_scan_omp_clauses): Ditto.
20902 (gimplify_omp_for): Ditto.
20903 (gimplify_function_tree): Ditto.
20904 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
20905 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
20906 (mf_build_check_statement_for): Ditto.
20907 (mx_register_decls): Ditto.
20908 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
20909 and don't use itertors to append.
20910 (insert_stmts): Ditto.
20911 (insert_out_of_ssa_copy): Ditto.
20912 (insert_out_of_ssa_copy_on_edge): Ditto.
20914 2012-05-02 Michael Matz <matz@suse.de>
20916 * gimple.h (gimple_bind_body_ptr): New function.
20917 (gimple_bind_body): Use it.
20918 (gimple_catch_handler): Use gimple_catch_handler_ptr.
20919 (gimple_eh_filter_failure_ptr): New function.
20920 (gimple_eh_filter_failure): Use it.
20921 (gimple_eh_else_n_body_ptr): New function.
20922 (gimple_eh_else_n_body): Use it.
20923 (gimple_eh_else_e_body_ptr): New function.
20924 (gimple_eh_else_e_body): Use it.
20925 (gimple_try_eval_ptr): New function.
20926 (gimple_try_eval): Use it.
20927 (gimple_try_cleanup_ptr): New function.
20928 (gimple_try_cleanup): Use it.
20929 (gimple_wce_cleanup_ptr): New function.
20930 (gimple_wce_cleanup): Use it.
20931 (gimple_omp_body_ptr): New function.
20932 (gimple_omp_body): Use it.
20933 (gimple_omp_for_pre_body_ptr): New function.
20934 (gimple_omp_for_pre_body): Use it.
20935 (gimple_transaction_body_ptr): New function.
20936 (gimple_transaction_body): Use it.
20937 (gsi_split_seq_before): Adjust to return nothing and take pointer
20939 (gsi_set_stmt): Declare.
20940 (gsi_replace_with_seq): Declare.
20941 (walk_gimple_seq_mod): Declare.
20942 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
20944 * gimple-iterator.c (gsi_set_stmt): New function.
20945 (gsi_split_seq_before): Return new sequence via pointer argument.
20946 (gsi_replace): Use gsi_set_stmt.
20948 * tree-ssa-loop-im.c (move_computations_stmt): First remove
20950 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
20951 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
20953 (reserve_phi_args_for_new_edge): Change call to above,
20956 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
20957 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
20958 iterators. Adjust call to lower_omp.
20959 (lower_lastprivate_clauses): Adjust call to lower_omp.
20960 (lower_reduction_clauses): Ditto.
20961 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
20962 (lower_omp_sections): Don't explicitely count sequence length,
20963 nullify lowered bodies earlier, ensure stmts are part of only
20964 one sequence, adjust call to lower_omp.
20965 (lower_omp_single): Ensure stmts are part of only one sequence,
20966 adjust call to lower_omp.
20967 (lower_omp_master): Ditto.
20968 (lower_omp_ordered): Ditto.
20969 (lower_omp_critical): Ditto.
20970 (lower_omp_for): Ditto.
20971 (lower_omp_taskreg): Ditto, tidy.
20972 (lower_omp_1): Adjust calls to lower_omp.
20973 (execute_lower_omp): Ditto.
20974 (lower_omp): Adjust to take pointer to sequence.
20975 (diagnose_sb_2): Use walk_gimple_seq_mod.
20976 (diagnose_omp_structured_block_errors): Ditto and set possibly
20977 changed function body.
20978 * gimple-low.c (lower_function_body): Set function body after
20980 (lower_sequence): Adjust to take pointer to sequence.
20981 (lower_omp_directive): Ensure stmt isn't put twice into the
20982 sequence, adjust call to lower_sequence.
20983 (lower_stmt): Adjust calls to lower_sequence.
20984 (lower_gimple_bind): Ditto.
20985 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
20986 * tree-nested.c (walk_body): Take pointer to sequence, use
20987 walk_gimple_seq_mod.
20988 (walk_function): Adjust call to walk_body, set possibly changed body.
20989 (walk_gimple_omp_for): Adjust calls to walk_body.
20990 (convert_nonlocal_omp_clauses): Ditto.
20991 (convert_nonlocal_reference_stmt): Ditto.
20992 (convert_local_omp_clauses): Ditto.
20993 (convert_local_reference_stmt): Ditto.
20994 (convert_tramp_reference_stmt): Ditto.
20995 (convert_gimple_call): Ditto.
20996 (convert_nl_goto_reference): Use local iterator copy.
20997 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
20998 but taking pointer to sequence, ensure gsi_start is called with
21000 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
21001 asserting that the sequence head didn't change.
21002 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
21003 walk_gimple_seq_mod.
21004 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
21005 (execute_lower_tm): Ditto, and set possibly changed body.
21006 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
21007 call gsi_start with that lvalue.
21008 (replace_goto_queue_stmt_list): Ditto.
21009 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
21010 (replace_goto_queue): Ditto.
21011 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
21012 (lower_try_finally_onedest): Ditto.
21013 (lower_try_finally_copy): Ditto.
21014 (lower_try_finally_switch): Ditto.
21015 (lower_try_finally): Ditto.
21016 (lower_eh_filter): Ditto.
21017 (lower_eh_must_not_throw): Ditto.
21018 (lower_cleanup): Ditto.
21019 (lower_eh_constructs_2): Ditto.
21020 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
21021 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
21022 set possibly changed body.
21023 (optimize_double_finally): Call gsi_start with lvalue.
21025 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
21026 (gimple_split_block): Ditto.
21027 (gimple_merge_blocks): Use gsi_start_phis.
21028 (move_stmt_r): Use walk_gimple_seq_mod.
21029 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
21030 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
21031 (rebuild_cgraph_edges): Ditto.
21032 (cgraph_rebuild_references): Ditto.
21033 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
21034 * tree-inline.c (copy_phis_for_bb): Ditto.
21035 * tree-ssa-dce.c: Ditto.
21037 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
21039 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
21040 Andi Kleen <ak@linux.intel.com>
21042 * coretypes.h (MEMMODEL_MASK): New.
21043 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
21044 and return new variable.
21045 (expand_builtin_atomic_exchange): Mask memmodel values.
21046 (expand_builtin_atomic_compare_exchange): Ditto.
21047 (expand_builtin_atomic_load): Ditto.
21048 (expand_builtin_atomic_store): Ditto.
21049 (expand_builtin_atomic_clear): Ditto.
21050 * doc/extend.texi: Mention port-dependent memory model flags.
21051 * config/i386/cpuid.h (bit_HLE): New.
21052 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
21054 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
21055 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
21056 (ix86_target_string)<-mhle>: New.
21057 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
21058 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
21059 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
21060 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
21061 enabled for generic, generic64 and core-avx2.
21062 (ix86_print_operand): Generate HLE lock prefixes.
21063 (ix86_memmodel_check): New.
21064 (TARGET_MEMMODEL_CHECK): Ditto.
21065 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
21066 (IX86_HLE_ACQUIRE): Ditto.
21067 (IX86_HLE_RELEASE): Ditto.
21068 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
21069 * config/i386/i386.opt (mhle): Ditto.
21070 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
21071 success model to instruction emitter.
21072 (atomic_fetch_add<mode>): Ditto.
21073 (atomic_exchange<mode>): Ditto.
21074 (atomic_add<mode>): Ditto.
21075 (atomic_sub<mode>): Ditto.
21076 (atomic_<code><mode>): Ditto.
21077 (*atomic_compare_and_swap_doubledi_pic): Ditto.
21078 (atomic_compare_and_swap_single<mode>): Define and use argument
21080 (atomic_compare_and_swap_double<mode>): Ditto.
21081 * configure.ac: Check if assembler support HLE prefixes.
21082 * configure: Regenerate.
21083 * config.in: Ditto.
21085 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
21087 PR middle-end/53153
21088 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
21090 (gimplify_switch_expr): ... here.
21091 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
21092 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
21093 to clean up case labels with values outside the index type range.
21094 (simplify_gimple_switch): Call it if something changed.
21095 Remove strange and unnecessary assert.
21097 2012-05-02 Richard Guenther <rguenther@suse.de>
21099 * fold-const.c (div_if_zero_remainder): sizetypes no longer
21101 (int_const_binop_1): New worker for int_const_binop with
21102 overflowable parameter. Pass it through to force_fit_type_double.
21103 (int_const_binop): Wrap around int_const_binop_1 with overflowable
21105 (size_binop_loc): Call int_const_binop_1 with overflowable equal
21106 to minus one, forcing overflow detection for even unsigned types.
21107 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
21108 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
21109 * stor-layout.c (initialize_sizetypes): sizetypes no longer
21111 (layout_type): For zero-sized arrays ignore overflow on the
21113 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
21114 (bit_value_binop_1): Likewise.
21115 * tree.c (double_int_to_tree): Likewise.
21116 (double_int_fits_to_tree_p): Likewise.
21117 (force_fit_type_double): Likewise.
21118 (host_integerp): Likewise.
21119 (int_fits_type_p): Likewise.
21120 * varasm.c (output_constructor_regular_field): Sign-extend the
21121 field-offset to cater for negative offsets produced by the Ada
21123 * omp-low.c (extract_omp_for_data): Convert the loop step to
21124 signed for pointer adjustments.
21126 2012-05-02 Richard Guenther <rguenther@suse.de>
21128 * tree.c (valid_constant_size_p): New function.
21129 * tree.h (valid_constant_size_p): Declare.
21130 * cfgexpand.c (expand_one_var): Adjust check for too large
21131 variables by using valid_constant_size_p.
21132 * varasm.c (assemble_variable): Likewise.
21134 * c-decl.c (grokdeclarator): Properly check for sizes that
21135 cover more than half of the address-space.
21137 2012-05-02 Jakub Jelinek <jakub@redhat.com>
21139 PR tree-optimization/53163
21140 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
21141 return value from compute_all_dependences.
21143 PR rtl-optimization/53160
21144 * ree.c (combine_reaching_defs): Handle the case where cand->insn
21145 has been modified by ree pass already.
21147 2012-05-01 Ian Lance Taylor <iant@google.com>
21150 * c-decl.c (build_compound_literal): Make the decl readonly if it
21151 an array of a readonly type.
21152 * gimplify.c (gimplify_compound_literal_expr): Add fallback
21153 parameter. Change all callers. If the decl is not addressable
21154 and is not an l-value, make it readonly.
21156 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
21158 * ira.c (allocated_reg_info_size): New static variable.
21159 (expand_reg_info): Manage it. Call
21160 setup_preferred_alternate_classes_for_new_pseudos.
21161 (ira): Don't do it here. Remove local allocated_reg_info_size,
21162 set the global before calling find_moveable_pseudos.
21163 (find_moveable_pseudos): Call expand_reg_info rather than
21166 2012-05-01 Richard Henderson <rth@redhat.com>
21168 * common.opt (fsync-libcalls): New.
21169 * doc/invoke.texi: Document it.
21170 * optabs.c (init_sync_libfuncs): Honor it.
21172 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
21173 Richard Sandiford <r.sandiford@uk.ibm.com>
21175 PR rtl-optimization/52543
21176 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
21178 * lower-subreg.h: New file.
21179 * target-globals.h (this_target_lower_subreg): Declare.
21180 (target_globals): Add lower_subreg;
21181 (restore_target_globals): Restore this_target_lower_subreg.
21182 * target-globals.c: Include it.
21183 (default_target_globals): Add default_target_lower_subreg.
21184 (save_target_globals): Initialize target_lower_subreg.
21185 * rtl.h (init_lower_subreg): Added declaration.
21186 * toplev.c (backend_init_target): Call initializer for lower-subreg
21188 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
21189 (default_target_lower_subreg): New variable.
21190 (this_target_lower_subreg): Likewise.
21191 (twice_word_mode, choices): New macros.
21192 (shift_cost, compute_splitting_shift, compute_costs)
21193 (init_lower_subreg): New functions.
21194 (resolve_simple_move): Add speed_p argument. Check choices.
21195 (find_pseudo_copy): Don't check the mode size here.
21196 (resolve_simple_move): Assert the mode size.
21197 (find_decomposable_shift_zext): Add speed_p argument and return
21198 a bool. Check choices.
21199 (resolve_shift_zext): Add comment.
21200 (dump_shift_choices, dump_choices): New functions.
21201 (decompose_multiword_subregs): Dump list of profitable
21202 transformations. Add code to skip non profitable transformations.
21203 Update calls to simple_move and find_decomposable_shift_zext.
21205 2012-05-01 Ian Bolton <ian.bolton@arm.com>
21206 Sameera Deshpande <sameera.deshpande@arm.com>
21207 Greta Yorsh <greta.yorsh@arm.com>
21209 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
21210 (thumb1_unexpanded_epilogue): ...this.
21211 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
21212 (thumb1_unexpanded_epilogue): ...this.
21213 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
21214 (thumb1_unexpanded_epilogue): ...this.
21216 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
21218 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
21219 comparing enumeration values. Update comments.
21221 2012-05-01 Alan Modra <amodra@gmail.com>
21224 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
21225 load_cr_save, add_crlr_cfa_restore): New functions.
21226 (rs6000_restore_saved_cr): Rename to..
21227 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
21228 (rs6000_emit_epilogue): Use new functions. Adjust condition
21229 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
21230 regs when using out-of-line restore only when shrink wrapping.
21232 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
21234 PR middle-end/53136
21235 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
21236 calls to cgraph_node_name in xstrdup.
21237 (ipa_make_edge_direct_to_target): Ditto.
21238 * cgraph.c (dump_cgraph_node): Ditto.
21239 * tree-sra.c (convert_callers_for_node): Ditto.
21240 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
21241 * ipa-cp.c (perhaps_add_new_callers): Ditto.
21242 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
21243 (cgraph_materialize_all_clones): Ditto.
21244 * ipa-inline.c (report_inline_failed_reason): Ditto.
21245 (want_early_inline_function_p): Ditto.
21246 (edge_badness): Ditto.
21247 (update_edge_key): Ditto.
21248 (flatten_function): Ditto.
21249 (ipa_inline): Ditto.
21250 (inline_always_inline_functions): Ditto.
21251 (early_inline_small_functions): Ditto.
21253 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
21256 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
21257 constraints 0 and 1.
21259 012-04-30 Jan Hubicka <jh@suse.cz>
21261 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
21262 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
21263 (cgraph_add_to_same_comdat_group): Remove.
21264 (cgraph_add_asm_node): Move to cgraphunit.c.
21265 (cgraph_make_decl_local): Move to symtab.c
21266 (cgraph_make_node_local_1): Update.
21267 (cgraph_can_remove_if_no_direct_calls_and): Update.
21268 (used_from_object_file_p): Update.
21269 (resolution_used_from_other_file_p): Move to symtab.c
21270 (cgraph_used_from_object_file_p): move to symtab.c
21271 (verify_cgraph_node): Verify same comdat groups.
21272 * cgraph.h (cgraph_asm_node): Rename to ...
21273 (asm_node): ... this one.
21274 (cgraph_asm_nodes): Rename to ...
21275 (asm_nodes): ... this one.
21276 (symtab_add_to_same_comdat_group): New function.
21277 (symtab_dissolve_same_comdat_group_list): New function.
21278 (symtab_used_from_object_file_p): Declare.
21279 (symtab_make_decl_local): Declare.
21280 (cgraph_add_to_same_comdat_group): Remove.
21281 (cgraph_add_asm_node): Remove.
21282 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
21284 (cgraph_finalize_compilation_unit): Rename to ...
21285 (finalize_compilation_unit): ... this one.
21286 (cgraph_optimize): Rename to ....
21287 (compile): ... this one.
21288 (add_asm_node): Declare.
21289 (fixup_same_cpp_alias_visibility): Declare.
21290 (cgraph_make_decl_local): Remove.
21291 (varpool_assemble_pending_decls): Rename to ...
21292 (varpool_output_variables): ... this one.
21293 (varpool_remove_unreferenced_decls): Remove.
21294 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
21295 (preserve_function_body_p): Make static.
21296 * toplev.c (compile_file): Update comments; update.
21297 * cgraphunit.c: Update comments.
21298 (cgraph_expand_all_functions): Rename to ...
21299 (expand_all_functions): ... this one; update.
21300 (cgraph_mark_functions_to_output): Rename to ...
21301 (mark_functions_to_output): ... this one; cleanup.
21302 (cgraph_output_pending_asms): Remove prototype.
21303 (asm_nodes, asm_last_node): New static vars.
21304 (cgraph_process_new_functions): Update.
21305 (cgraph_reset_node): Cleanup; add comment.
21306 (cgraph_add_new_function): Update.
21307 (cgraph_output_pending_asms): Rename to ...
21308 (output_asm_statements): ... this one.
21309 (add_asm_node): New function.
21310 (fixup_same_cpp_alias_visibility): New function based on code
21311 in cgraph_analyze_function.
21312 (cgraph_analyze_function): Use it.
21313 (cgraph_order_sort): Update.
21314 (cgraph_output_in_order): Update.
21315 (cgraph_function_versioning): Update.
21316 (cgraph_optimize): Rename to ...
21317 (compile): ... this one; initialize streamer hooks here.
21318 (cgraph_finalize_compilation_unit): Rename to ...
21319 (finalize_compilation_unit): ... this one; do not initialize streamer
21321 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
21322 * dwarf2out.c: Update ocmment.
21323 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
21324 * method.c (use_thunk): Likewise.
21325 * semantics.c (maybe_add_lambda_conv_op): Likewise.
21326 * decl2.c (maybe_emit_vtables): Likewise.
21327 (cp_write_global_declarations): Use finalize_compilation_unit.
21328 * parser.c (cp_parser_asm_definition): Use add_asm_node.
21329 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
21330 * c-decl.c (c_write_global_declarations): Use
21331 finalize_compilation_unit.
21332 * langhooks.c (write_global_declarations): Update.
21333 * ipa.c (cgraph_externally_visible_p): Update.
21334 (dissolve_same_comdat_group_list): Remove.
21335 (function_and_variable_visibility): Update.
21336 * symtab.c: Inlcude lto-streamer.h and rtl.h
21337 (ld_plugin_symbol_resolution_names): New.
21338 (symtab_add_to_same_comdat_group): New.
21339 (symtab_dissolve_same_comdat_group_list): New.
21340 (resolution_used_from_other_file_p): Move here from cgraph.c
21341 (symtab_used_from_object_file_p): New.
21342 (symtab_make_decl_local): New.
21343 * passes.c (register_pass): Update comments.
21344 * c-parser.c (c_parser_asm_definition): Update.
21345 * varpool.c (varpool_analyze_node): Use
21346 fixup_same_cpp_alias_visibility.
21347 (varpool_remove_unreferenced_decls): Make static.
21348 (varpool_assemble_pending_decls): Rename to ...
21349 (varpool_output_variables): ... this one; call
21350 varpool_remove_unreferenced_decls.
21351 (varpool_used_from_object_file_p): Remove.
21353 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
21356 * c-typeck.c (build_array_ref): Call
21357 convert_vector_to_pointer_for_subscript.
21358 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
21360 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
21362 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
21363 to compile-time "mode == <MODE>mode" checks.
21364 (and splitter): Ditto.
21366 2012-04-30 Richard Henderson <rth@redhat.com>
21368 * config/arm/arm.md (UNSPEC_LL): New.
21369 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
21370 (arm_load_exclusivedi): Use %H0.
21372 2012-04-30 Jason Merrill <jason@redhat.com>
21374 * dwarf2out.c (comdat_symbol_id): Add const.
21375 (union die_symbol_or_type_node): Add const to die_symbol.
21376 (output_die_symbol, output_die, output_comp_unit): Adjust.
21378 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
21380 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
21381 * config/arm/neon.md (negdi2_neon): New insn.
21382 Also add splitters for core and NEON registers.
21384 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
21386 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
21387 (arm_print_operand): Add 'x' format.
21388 * config/arm/constraints.md (Dn): Allow const_int.
21389 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
21390 Use 'x' format to print constants.
21391 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
21392 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
21394 (movdi_vfp_cortexa8): Likewise.
21396 2012-04-30 Ian Bolton <ian.bolton@arm.com>
21397 Sameera Deshpande <sameera.deshpande@arm.com>
21398 Greta Yorsh <greta.yorsh@arm.com>
21400 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
21401 * config/arm/arm.c (ldm_stm_operation_p): New function.
21402 * config/arm/predicates.md (load_multiple_operation): Update predicate.
21403 (store_multiple_operation): Likewise.
21405 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
21406 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
21407 * config/arm/predicates.md (load_multiple_operation): Add arguments.
21408 (store_multiple_operation): Likewise.
21410 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
21412 * config/i386/i386.md (and<mode>3): Expand masking operations with
21413 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
21414 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
21416 2012-04-30 Dodji Seketeli <dodji@redhat.com>
21418 Add -Wvarargs option
21419 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
21420 argument for the various warning_at calls.
21421 * docs/invoke.texi: Update the documentation.
21423 2012-04-30 Dodji Seketeli <dodji@redhat.com>
21425 Switch -ftrack-macro-expansion=2 on by default.
21426 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
21429 Fix va_start related location
21430 * builtins.c (fold_builtin_next_arg): Unwinds to the first
21431 location in real source code.
21433 Make conversion warnings work on NULL with -ftrack-macro-expansion
21434 * input.h (expansion_point_location_if_in_system_header): Declare
21436 * input.c (expansion_point_location_if_in_system_header): Define it.
21438 Fix -Wuninitialized for -ftrack-macro-expansion
21439 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
21440 declaration. Use linemap_location_before_p for source locations.
21442 Strip "<built-in>" loc from displayed expansion context
21443 * input.c (expand_location_1): When expanding to spelling location
21444 in a context of a macro expansion, skip reserved system header
21445 locations. Update comments. * tree-diagnostic.c
21446 (maybe_unwind_expanded_macro_loc): Likewise.
21448 Make expand_location resolve to locus in main source file
21449 * input.c (expand_location_1): New. Takes a parameter to choose
21450 whether to resolve the location to spelling or expansion point.
21451 Was factorized from ...
21452 (expand_location): ... here.
21453 (expand_location_to_spelling_point): New. Implemented in terms of
21455 * diagnostic.c (diagnostic_build_prefix): Use the new
21456 expand_location_to_spelling_point instead of expand_location.
21458 Fix PCH crash on GTYed pointer-to-scalar field of a struct
21459 * gengtype.c (write_types_process_field): Force second argument of
21460 the call to the PCH object hierarchy walker to be 'x'.
21462 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
21464 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
21465 predicate to discriminate types.
21467 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
21469 * doc/invoke.texi (Wmissing-format-attribute): Document as an
21470 alias of Wsuggest-attribute=format.
21471 * c-typeck.c (convert_for_assignment): Replace
21472 Wmissing-format-attribute with Wsuggest-attribute=format.
21473 (digest_init): Likewise.
21475 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
21477 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
21478 * common.opt (Wmissing-noreturn): Alias of
21479 -Wsuggest-attribute=noreturn.
21481 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
21484 * config/cris/cris.md (andqu): New peephole2.
21485 (andu): Tweak head comment.
21487 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21488 Steven Bosscher <steven@gcc.gnu.org>
21489 Maxim Kuvyrkov <maxim@codesourcery.com>
21491 PR tree-optimization/38785
21492 * common.opt (ftree-partial-pre): New option.
21493 * doc/invoke.texi: Document it.
21494 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
21495 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
21496 benefit speed path.
21497 (execute_pre): Use flag_tree_partial_pre.
21499 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21502 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
21505 2012-04-27 Ollie Wild <aaw@google.com>
21507 * doc/invoke.texi (Wliteral-suffix): Document new option.
21509 2012-04-27 Tom Tromey <tromey@redhat.com>
21511 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
21512 (dwarf_tag_name): Use get_DW_TAG_name.
21513 (dwarf_attr_name): Use get_DW_AT_name.
21514 (dwarf_form_name): Use get_DW_FORM_name.
21515 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
21517 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
21519 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
21520 arguments are -1 and 0, by negating the result of the conditional.
21522 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
21525 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
21527 2012-04-27 Richard Guenther <rguenther@suse.de>
21529 * tree-flow.h (is_hidden_global_store): Remove.
21530 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
21531 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
21532 (stmt_may_clobber_global_p): Likewise.
21533 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
21534 (stmt_may_clobber_global_p): Likewise.
21535 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
21536 stmt_may_clobber_global_p.
21537 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
21539 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
21541 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
21544 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
21545 reorganize some fields and update comments. Rename bit_test_uniq
21546 and bit_test_count to uniq resp. count. Remove bit_test_bb.
21547 (collect_switch_conv_info): New function, collects info about a
21548 GIMPLE_SWITCH into a struct switch_conv_info.
21549 (check_range): Simplify to use pre-recorded info. Fix think-o in
21550 range-branch ratio check.
21551 (check_process_case): Remove function.
21552 (check_all_empty_except_final): New function, verifies that all
21553 non-final basic blocks are empty.
21554 (process_switch): Simplify to use pre-recorded info. Call
21555 collect_switch_conv_info to do that. Assert that degenerate switch
21556 statements have been cleaned up.
21558 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
21560 PR middle-end/27139
21561 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
21563 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
21566 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
21568 2012-04-27 Tom de Vries <tom@codesourcery.com>
21570 PR tree-optimization/51879
21571 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
21572 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
21574 (defs_to_varying): ... here. Don't set use_processed.
21575 (visit_reference_op_call): Handle gimple_vdef.
21576 Handle case that lhs is NULL_TREE.
21577 (visit_use): Use mark_use_processed. Handle calls with side-effect
21578 using visit_reference_op_call.
21580 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
21582 * sched-deps.c (fixup_sched_groups): Rename to...
21583 (chain_to_prev_insn): ...this.
21584 (chain_to_prev_insn_p): New function.
21585 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
21587 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
21589 * sched-int.h (_haifa_insn_data): Move priority_status.
21591 (INSN_MODEL_INDEX): New macro.
21592 * haifa-sched.c (insn_delay): New function.
21593 (sched_regno_pressure_class): Update commentary.
21594 (mark_regno_birth_or_death): Pass the liveness bitmap and
21595 pressure array as arguments, instead of using curr_reg_live and
21596 curr_reg_pressure. Only update the pressure if the bit in the
21597 liveness set has changed.
21598 (initiate_reg_pressure_info): Always trust the live-in set for
21599 SCHED_PRESSURE_MODEL.
21600 (initiate_bb_reg_pressure_info): Update call to
21601 mark_regno_birth_or_death.
21602 (dep_list_size): Take the list as argument.
21603 (calculate_reg_deaths): New function, extracted from...
21604 (setup_insn_reg_pressure_info): ...here.
21605 (MODEL_BAR): New macro.
21606 (model_pressure_data, model_insn_info, model_pressure_limit)
21607 (model_pressure_group): New structures.
21608 (model_schedule, model_worklist, model_insns, model_num_insns)
21609 (model_curr_point, model_before_pressure, model_next_priority):
21611 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
21612 (MODEL_INSN_INFO, MODEL_INSN): New macros.
21613 (model_index, model_update_limit_points_in_group): New functions.
21614 (model_update_limit_points, model_last_use_except): Likewise.
21615 (model_start_update_pressure, model_update_pressure): Likewise.
21616 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
21617 (model_excess_cost, model_dump_pressure_points): Likewise.
21618 (model_set_excess_costs): Likewise.
21619 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
21620 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
21621 schedule as an alternative tie-breaker. Update the call to
21623 (ready_sort): Call model_set_excess_costs.
21624 (update_register_pressure): Update call to mark_regno_birth_or_death.
21625 Rely on that function to check liveness rather than doing it here.
21626 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
21627 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
21628 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
21629 (model_record_pressure, model_record_pressures): New functions.
21630 (model_record_final_pressures, model_add_successors_to_worklist)
21631 (model_promote_predecessors, model_choose_insn): Likewise.
21632 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
21633 (model_start_schedule, model_finalize_pressure_group): Likewise.
21634 (model_end_schedule): Likewise.
21635 (schedule_insn): Say when we're scheduling the next instruction
21636 in the model schedule.
21637 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
21638 (queue_to_ready): Do not add instructions that are
21639 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
21640 Always allow the next instruction in the model schedule to be added.
21641 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
21642 and delay for SCHED_PRESSURE_MODEL too.
21643 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
21644 SCHED_PRIORITY_MODEL, but also take the DFA into account.
21645 (schedule_block): Call model_start_schedule and model_end_schedule.
21646 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
21647 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
21648 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
21650 (sched_finish): Update accordingly.
21651 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
21652 to SCHED_PRESSURE_MODEL.
21653 (add_jump_dependencies): Update call to dep_list_size.
21654 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
21655 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
21656 to SCHED_PRESSURE_MODEL.
21657 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
21658 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
21659 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
21660 handling to SCHED_PRESSURE_MODEL.
21662 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
21664 * common.opt (fsched-pressure-algorithm=): New option.
21665 * flag-types.h (sched_pressure_algorithm): New enum.
21666 * sched-int.h (sched_pressure_p): Replace with...
21667 (sched_pressure): ...this new variable.
21668 * haifa-sched.c (sched_pressure_p): Replace with...
21669 (sched_pressure): ...this new variable.
21670 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
21671 (update_reg_and_insn_max_reg_pressure, schedule_insn)
21672 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
21673 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
21674 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
21675 (sched_analyze_insn): Likewise.
21676 * sched-rgn.c (schedule_region): Likewise.
21677 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
21679 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
21681 PR middle-end/52997
21682 * ira.c (find_moveable_pseudos): Call resize_reg_info.
21684 PR middle-end/52940
21685 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
21686 * expr.c (convert_move): Honor unsignedp when extending partial int
21688 * genmodes.c (complete_mode): Don't clear component field of partial
21690 (emit_mode_inner): Don't emit it however.
21691 (calc_wider_mode): Partial int modes widen to their component.
21693 2012-04-26 David S. Miller <davem@davemloft.net>
21695 * config/sparc/niagara4.md: New file.
21696 * config/sparc/sparc.md: Include it.
21697 * config/sparc/sparc.c (niagara4_costs): New processor costs.
21698 (sparc_option_override): Use it.
21699 (sparc_use_sched_lookahead): Return 2 for niagara4.
21700 (sparc_issue_rate): Likewise.
21702 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
21703 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
21704 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
21705 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
21706 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
21707 alignaddrldi_vis): Set type to gsr.
21708 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
21709 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
21710 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
21711 v<vis3_shift_patname><mode>3, fmean16_vis,
21712 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
21713 fucmp<code>8<P:mode>_vis): Set type to fga.
21714 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
21715 * config/sparc/niagara.md: Likewise.
21716 * config/sparc/niagara2.md: Likewise.
21717 * config/sparc/ultra3.md: Likewise, and fix type matching for
21718 us3_ialuX reservation.
21720 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21722 * reload.c (find_reloads): Change the loop nesting when trying an
21723 alternative with swapped operands.
21725 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
21727 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
21728 comment. Delete unused parameter first_exp_point_map.
21729 (virt_loc_aware_diagnostic_finalizer): Update call.
21731 2012-04-26 Michael Hope <michael.hope@linaro.org>
21732 Richard Earnshaw <rearnsha@arm.com>
21734 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
21735 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
21736 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
21737 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
21739 2012-04-25 Sriraman Tallam <tmsriram@google.com>
21741 * doc/extend.texi: Document avx2 support.
21742 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
21744 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
21747 * config/cris/cris.md ("*andhi_lowpart_v32")
21748 ("*andqi_lowpart_v32"): Change first input-only operand from
21749 a (match_operand ...) to (match_dup 0). Drop alternatives with
21750 const_int-matching constraints for redundancy.
21751 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
21752 three-operand alternative.
21754 2012-04-25 Jakub Jelinek <jakub@redhat.com>
21757 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
21758 instead expand it as zero extension.
21760 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
21763 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
21765 2012-04-25 Jakub Jelinek <jakub@redhat.com>
21767 * common.opt (flag_debug_types_section): Default to 0.
21768 (dwarf_version): Default to 4.
21769 (dwarf_record_gcc_switches): Default to 1.
21770 (dwarf_strict): Default to 0.
21771 * toplev.c (process_options): Don't handle dwarf_strict
21772 or dwarf_version here.
21773 * config/vxworks.c (vxworks_override_options): Don't
21774 test whether dwarf_strict or dwarf_version are negative,
21775 instead test !global_options_set.x_dwarf_*.
21776 * config/darwin.c (darwin_override_options): Default to
21778 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
21779 and -fno-debug-types-section are now the default.
21781 2012-04-25 Jan Hubicka <jh@suse.cz>
21783 * cgraphunit.c: Update toplevel comment.
21784 (tree_rest_of_compilation): Merge into cgraph_expand_function.
21785 (cgraph_analyze_function): Make static.
21786 (cgraph_decide_is_function_needed): Make static.
21787 (cgraph_add_new_function): Use expand_function instead of
21788 rest_of_compilation.
21789 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
21790 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
21792 (cgraph_inline_p): Remove.
21793 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
21794 (init_cgraph): Add comment.
21795 * cgraphbuild.c (record_reference, mark_address, mark_load,
21796 mark_store): Do not call analyze_expr hook.
21797 * cgraph.c: Update toplevel comment.
21798 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
21799 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
21800 Move fere from cgraphunit.c
21801 (cgraph_mark_force_output_node): Move to cgraph.h
21802 * cgraph.h: Reorder so the comments match the function placement.
21803 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
21804 (cgraph_mark_force_output_node): Move here from cgraph.c
21805 * tree.c (free_lang_data): Do not clear analyze_expr hook.
21806 * ipa-inline-transform.c (preserve_function_body_p): New function.
21807 (inline_transform): Update.
21808 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
21809 * langhooks.h (lang_hooks_for_callgraph): Remove.
21810 (lang_hooks): Remove callgraph.
21811 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
21812 * varpool.c: Remove out of date comment.
21813 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
21814 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
21816 2012-04-25 Jan Hubicka <jh@suse.cz>
21818 PR middle-end/53089
21819 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
21820 forward declaration.
21821 (cgraph_finalize_function): Finalize them here.
21822 * symtab.c (dump_symtab): Dump ctors and dtors.
21824 2012-04-25 Jakub Jelinek <jakub@redhat.com>
21826 PR middle-end/52979
21827 * stor-layout.c (get_best_mode): Don't return mode with bitsize
21828 larger than maxbits. Don't compute maxbits modulo align.
21829 Also check that unit bytes long store at bitpos / unit * unit
21830 doesn't affect bits beyond bitregion_end.
21831 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
21832 would not fit into bitregion_start ... bitregion_end + 1 bit region.
21833 (store_split_bit_field): Decrease unit close to end of bitregion_end
21834 if access is restricted in order to avoid mutual recursion.
21836 PR tree-optimization/53058
21837 * double-int.h (double_int_max_value, double_int_min_value): New
21839 * double-int.c (double_int_max_value, double_int_min_value): New
21841 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
21842 or GT_EXPR with double_int_max_value instead of double_int_mask.
21844 2012-04-25 Richard Guenther <rguenther@suse.de>
21846 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
21847 * tree-vect-loop.c (vect_transform_loop): Adjust.
21848 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
21849 the maximum number of iterations for the epilogue loop.
21850 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
21852 2012-04-25 Jakub Jelinek <jakub@redhat.com>
21855 * c-typeck.c (set_nonincremental_init,
21856 set_nonincremental_init_from_string): Pass true instead of false
21857 as IMPLICIT to add_pending_init.
21859 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
21861 * c-typeck.c (pop_init_level): Improve diagnostics.
21863 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
21865 * compare-elim.c (try_eliminate_compare): Also handle operands with
21866 implicit extensions.
21868 2012-04-25 Alan Modra <amodra@gmail.com>
21870 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
21871 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
21872 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
21873 (no_global_regs_above): Delete.
21874 (no_global_regs): New function.
21875 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
21876 value for load multiple test.
21877 (savres_routine_syms): Increase size.
21878 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
21879 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
21880 rather than a number of boolean flags. Update all callers.
21881 (rs6000_savres_routine_name): Generate vector save/restore names.
21882 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
21883 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
21884 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
21885 and using_store_multiple. Expand uses. Don't always use r11 as
21886 frame reg when needed for out-of-line saves. Set up initial offset
21887 for out-of-line vector saves when buying stack frame. Handle pointer
21888 reg setup for out-of-line fp save. Emit call to out-of-line vector
21889 save function. Choose r11 or r12 for vrsave reg when available for
21891 (rs6000_output_function_prologue): Don't emit .extern for ELF.
21892 (rs6000_emit_epilogue): Choose a better frame reg when restoring
21893 from back-chain to suit out-of-line vector restore functions. Emit
21894 call to out-of-line vector restore function. Adjust register used
21895 for cr restore. Tweak pointer register setup for gpr restore.
21896 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
21898 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
21899 (V_SAVE_INLINE): Define.
21900 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
21902 2012-04-25 Alan Modra <amodra@gmail.com>
21904 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
21905 out-of-line save/restore for large frames. Don't disable
21906 out-of-line saves on ABI_AIX when using static chain reg.
21907 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
21908 clobber static chain reg, and tweak for out-of-line gpr saves
21911 2012-04-25 Alan Modra <amodra@gmail.com>
21913 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
21914 (rs6000_emit_prologue): Use the above to catch register overlap.
21916 2012-04-25 Alan Modra <amodra@gmail.com>
21918 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
21919 decl. Move logic selecting update reg to callers. Update all callers.
21920 (rs6000_emit_allocate_stack): Add copy_off param.
21921 (emit_frame_save): Don't handle reg+reg addressing.
21922 (ptr_regno_for_savres): New function, extracted from..
21923 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
21924 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
21925 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
21926 frame offset adjustment for out-of-line save with copy from sp.
21927 Simplify condition controlling whether cr is saved early or
21928 late. Use ptr_regno_for_savres to verify correct reg is set
21929 up for out-of-line saves. Pass the actual pointer reg used to
21930 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
21931 function. Rearrange spe vars so code is similar to that
21932 elsewhere in this function. Don't update frame_off when spe
21933 save code will restore r11. Use emit_frame_save for spe and
21934 gpr saves. Consolidate darwin out-of-line gpr setup with that
21935 for other abis. Don't assume frame_offset is zero and frame
21936 reg is sp when setting up altivec reg saves, and calculate
21937 exact offset requirement.
21938 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
21939 spe restore code. Consolidate darwin out-of-line gpr setup
21940 with that for other abis.
21942 2012-04-25 Alan Modra <amodra@gmail.com>
21944 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
21945 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
21947 (emit_frame_save): Delete frame_ptr param. Rename total_size to
21949 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
21950 and emit_frame_save calls. Cope with possibly missing note.
21952 2012-04-24 Sriraman Tallam <tmsriram@google.com>
21954 * config/i386/i386.c (build_processor_model_struct): New function.
21955 (make_var_decl): New function.
21956 (fold_builtin_cpu): New function.
21957 (ix86_fold_builtin): New function.
21958 (make_cpu_type_builtin): New function.
21959 (ix86_init_platform_type_builtins): New function.
21960 (ix86_expand_builtin): Expand new builtins by folding them.
21961 (ix86_init_builtins): Make new builtins to detect CPU type.
21962 (TARGET_FOLD_BUILTIN): New macro.
21963 (IX86_BUILTIN_CPU_INIT): New enum value.
21964 (IX86_BUILTIN_CPU_IS): New enum value.
21965 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
21966 * config/i386/i386-builtin-types.def: New function type.
21967 * doc/extend.texi: Document builtins.
21969 2012-04-24 Olivier Hainque <hainque@adacore.com>
21971 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
21972 * toplev.c (process_options): Default to dwarf_version 2.
21973 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
21974 and dwarf_version 2.
21976 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
21978 * tree-pretty-print.h (default_tree_printer): Do not declare.
21979 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
21981 (default_tree_diagnostic_starter): Make static.
21982 (default_tree_printer): Move to here. Make static.
21983 (tree_diagnostics_defaults): New.
21984 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
21985 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
21986 * toplev.c: Do not include tree-pass.h.
21987 (default_tree_printer): Move from here.
21988 (general_init): Use tree_diagnostics_defaults.
21990 2012-04-24 Chao-ying Fu <fu@mips.com>
21992 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
21993 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
21994 * config/mips/gnu-user.h
21995 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
21996 (GNU_USER_TARGET_LINK_SPEC): New define.
21997 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
21998 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
21999 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
22000 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
22001 GNU_USER_TARGET_ENDFILE_SPEC.
22002 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
22003 (GNU_USER_TARGET_LINK_SPEC): New define.
22004 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
22005 * config/mips/linux-common.h: New file.
22007 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22010 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
22011 (altivec_build_resolved_builtin): Call fully_fold_convert.
22013 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
22016 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
22018 2012-04-24 Richard Guenther <rguenther@suse.de>
22020 PR tree-optimization/53085
22021 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
22024 2012-04-24 Richard Guenther <rguenther@suse.de>
22026 * tree-if-conv.c (main_tree_if_conversion): Move bb under
22029 2012-04-24 Jim Meyering <meyering@redhat.com>
22031 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
22032 absence of an define_enum call.
22034 2012-04-24 Richard Guenther <rguenther@suse.de>
22036 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
22037 the epilogue loop is not re-used as unvectorized version
22038 record the its maximum number of iterations.
22040 2012-04-24 Andrew Pinski <apinski@cavium.com>
22042 * tree-ssa-forwprop.c (simplify_bitwise_binary):
22043 Don't directly use def1/def2.
22045 2012-04-24 Richard Guenther <rguenther@suse.de>
22047 PR tree-optimization/53098
22048 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
22051 2012-04-24 Andrew Pinski <apinski@cavium.com>
22054 * tree-ssa-forwprop.c (defcodefor_name): New function.
22055 (simplify_bitwise_binary): Use defcodefor_name instead of manually
22056 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
22057 Simplify "(~X | Y) & X" to "X & Y" and
22058 "(~X & Y) | X" to "X | Y".
22060 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22062 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
22063 validate_change to add clobbers if IN_GROUP is nonzero.
22064 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
22065 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
22067 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
22069 * config/s390/s390.c (insn_invalid_p): Likewise.
22071 2012-04-24 Jakub Jelinek <jakub@redhat.com>
22073 PR middle-end/53084
22074 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
22075 (output_addressed_constants): Likewise.
22077 PR middle-end/52999
22078 * varasm.c (get_section): Don't ICE for section conflicts with
22079 built-in section kinds.
22081 2012-04-23 DJ Delorie <dj@redhat.com>
22083 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
22084 (LIBSTDCXX): Change to CPP2.
22086 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
22089 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
22092 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
22094 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
22095 (*addsi_2_zext): Ditto.
22096 (*add<mode>_3): Ditto.
22097 (*addsi_3_zext): Ditto.
22098 (*add<mode>_5): Ditto.
22100 2012-04-23 Andrew Pinski <apinski@cavium.com>
22102 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
22103 (C & B) to (A OP0) & B.
22105 2012-04-23 Martin Jambor <mjambor@suse.cz>
22107 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
22108 temporaries created for a bitfield (reverting revision 122014).
22110 2012-04-23 Richard Guenther <rguenther@suse.de>
22112 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
22113 the condition using is_gimple_condexpr and avoid the not necessary
22115 (set_prologue_iterations): Likewise.
22116 (vect_loop_versioning): Likewise.
22118 2012-04-23 Richard Guenther <rguenther@suse.de>
22120 PR tree-optimization/53070
22121 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
22122 (main_tree_if_conversion): Verify we succeeded in that.
22124 2012-04-23 Jan Hubicka <jh@suse.cz>
22126 * lto-symtab.c (lto_cgraph_replace_node): Do not call
22127 mark_reahcable_node.
22128 * cgraph.c (cgraph_remove_node): Do not clear reachable.
22129 (cgraph_mark_reachable_node): Remove.
22130 (cgraph_mark_force_output_node): Do not set reachable.
22131 (dump_cgraph_node): Do not dump reachable.
22132 (cgraph_create_virtual_clone): Do not set reachable.
22133 * cgraph.h (cgraph_node): Remove reachable flag.
22134 (varpool_node): Remove reachable flag.
22135 (cgraph_mark_if_needed): Remove.
22136 (cgraph_mark_reachable_node): Remove.
22137 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
22138 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
22140 (cgraph_add_new_function): Likewise.
22141 (cgraph_mark_if_needed): Remove.
22142 (cgraph_analyze_function): Do not set target as reachable.
22143 (process_function_and_variable_attributes): Do not care about
22145 (cgraph_analyze_functions): Do not set reachable flags.
22146 (cgraph_mark_functions_to_output): Do not check reachability.
22147 (cgraph_copy_node_for_versioning): Do not set reachable flag.
22148 (dbxout_expand_expr): Update.
22149 * c-decl.c (merge_decls): Do not track changed externs.
22150 * ipa.c: Include pointer-set.h
22151 (enqueue_cgraph_node): Use reachable pointer set.
22152 (process_references): Likewise.
22153 (cgraph_remove_unreachable_nodes): Likewise.
22154 (whole_program_function_and_variable_visibility): Do not recompute
22156 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
22158 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
22160 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
22162 2012-04-23 Richard Guenther <rguenther@suse.de>
22165 * c-typeck.c (build_binary_op): Fix typo.
22167 2012-04-23 Jakub Jelinek <jakub@redhat.com>
22169 PR tree-optimizations/52891
22170 * tree-vect-patterns.c (adjust_bool_pattern): Use
22171 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
22172 but with non-standard precision.
22174 2012-04-22 Jan Hubicka <jh@suse.cz>
22176 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
22179 2012-04-22 Jan Hubicka <jh@suse.cz>
22181 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
22182 * cgraphbuild.c (record_reference, record_type_list, mark_address,
22183 mark_load, mark_store): Do not mark varpool nodes as needed.
22184 * cgraph.c (cgraph_new_nodes): Remove.
22185 (cgraph_create_function_alias): Do not mark nodes as reachable.
22186 (cgraph_add_thunk): Likewise.
22187 (cgraph_mark_reachable_node): Do not manage the queue.
22188 * cgraph.h (cgraph_node): Remove next_needed.
22189 (varpool_nodes_queue): Remove next_needed and prev_needed.
22190 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
22191 (cgraph_new_nodes): Declare.
22192 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
22193 (varpool_analyze_pending_decls): Remove.
22194 (varpool_analyze_node): New.
22195 (varpool_mark_needed_node): Remove.
22196 (varpool_first_variable, varpool_next_variable): New inlines.
22197 (varpool_first_static_initializer, varpool_next_static_initializer):
22199 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
22200 (varpool_first_defined_variable): New inline.
22201 (varpool_next_defined_variable): New inline
22202 (FOR_EACH_VARIABLE): Reimplement.
22203 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
22204 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
22206 * cgraphunit.c (cgraph_new_nodes): Declare here.
22207 (enqueue_node): New function.
22208 (cgraph_process_new_functions): update for new
22209 node set; when constructing cgraph enqueue node for processing.
22210 (cgraph_add_new_function): Use new node set.
22211 (process_function_and_variable_attributes): Do not set varpool needed
22213 (referred_to_p): New function.
22214 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
22215 when varpool is in construction.
22216 (cgraph_analyze_functions): Rewrite.
22217 (cgraph_expand_all_functions): Update.
22218 (cgraph_output_in_order): Do not analyze pending decls; do not set
22220 (cgraph_optimize): Do not analyze pending decls.
22221 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
22222 in other partition; do not mark node as needed.
22223 * dwarf2out.c (reference_to_unused): Use analyzed flag.
22224 (premark_types_used_by_global_vars_helper): Likewise.
22225 * ipa.c (process_references): Do not call varpool_mark_needed_node.
22226 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
22228 (function_and_variable_visibility): Do not mark node as needed.
22229 (whole_program_function_and_variable_visibility): Likewise.
22230 * Makefile.in (gt-varpool.h): No longer needed.
22231 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
22232 (ipa_write_summaries): Do not use needed flag.
22233 * varpool.c: Do not include gt-varpool.h
22234 (x_varpool_nodes_queue, x_varpool_last_needed_node,
22235 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
22236 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
22238 (varpool_remove_node): Do not update the lists.
22239 (dump_varpool_node): Do not dump needed flag.
22240 (varpool_enqueue_needed_node): Remove.
22241 (varpool_mark_needed_node): Remove.
22242 (varpool_reset_queue): Remove.
22243 (varpool_finalize_decl): Move to cgraphunit.c
22244 (varpool_analyze_node): New functions based on former
22245 varpool_analyze_pending_decls.
22246 (varpool_analyze_pending_decls): Remove.
22247 (varpool_assemble_decl): Do not update the lists.
22248 (enqueue_node): New function.
22249 (varpool_remove_unreferenced_decls): Rewrite.
22250 (varpool_empty_needed_queue): Remove.
22251 (add_new_static_var): Do not mark node as needed.
22252 (varpool_create_variable_alias): Handle expansion state
22254 * except.c (output_ttype): Do not mark node as needed.
22255 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
22256 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
22258 * tree-switch-conversion.c (build_one_array): Likewise.
22260 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
22263 * doc/invoke.texi (pedantic): Rename to Wpedantic.
22264 * common.opt (Wpedantic): New.
22265 (pedantic): Alias Wpedantic.
22266 * diagnostic.c (warning_at): Likewise.
22267 * c-decl.c (diagnose_mismatched_decls): Likewise.
22268 (build_array_declarator): Likewise.
22269 (mark_forward_parm_decls):
22270 (check_bitfield_type_and_width): Likewise.
22271 (grokdeclarator): Likewise.
22272 (grokfield): Likewise.
22273 (finish_struct): Likewise.
22274 (build_enumerator): Likewise.
22275 (store_parm_decls_oldstyle): Likewise.
22276 (declspecs_add_qual): Likewise.
22277 (declspecs_add_type): Likewise.
22278 (finish_declspecs): Likewise.
22279 * c-typeck.c (composite_type): Likewise.
22280 (comp_target_types): Likewise.
22281 (build_array_ref): Likewise.
22282 (pointer_diff): Likewise.
22283 (build_unary_op): Likewise.
22284 (build_conditional_expr): Likewise.
22285 (build_c_cast): Likewise.
22286 (convert_for_assignment): Likewise.
22287 (maybe_warn_string_init): Likewise.
22288 (digest_init): Likewise.
22289 (pop_init_level): Likewise.
22290 (set_init_index): Likewise.
22291 (c_finish_goto_label): Likewise.
22292 (c_finish_return): Likewise.
22293 (do_case): Likewise.
22294 (build_binary_op): Likewise.
22295 * c-parser.c (static): Likewise.
22296 (c_parser_external_declaration): Likewise.
22297 (c_parser_declaration_or_fndef): Likewise.
22298 (c_parser_static_assert_declaration_no_se): Likewise.
22299 (c_parser_enum_specifier): Likewise.
22300 (c_parser_struct_or_union_specifier): Likewise.
22301 (c_parser_struct_declaration): Likewise.
22302 (c_parser_alignas_specifier): Likewise.
22303 (c_parser_braced_init): Likewise.
22304 (c_parser_initelt): Likewise.
22305 (c_parser_compound_statement_nostart): Likewise.
22306 (c_parser_conditional_expression): Likewise.
22307 (c_parser_alignof_expression): Likewise.
22308 (c_parser_postfix_expression): Likewise.
22309 (c_parser_postfix_expression_after_paren_): Likewise.
22310 (c_parser_objc_class_instance_variables): Likewise.
22311 (c_parser_objc_method_definition): Likewise.
22312 (c_parser_objc_methodprotolist): Likewise.
22314 2012-04-22 Ian Lance Taylor <iant@google.com>
22316 * godump.c (go_output_typedef): Dump size of structs.
22318 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
22320 Correcting transform_to_exit_first_loop + fix to PR46886
22321 * tree-parloops.c (transform_to_exit_first_loop): Remove
22322 setting of number of iterations according to the loop pattern.
22323 Duplicate from entry to exit->src instead of loop->latch.
22324 (pallelize_loops): Remove the condition preventing do-while loops.
22325 * tree-cfg.c (bool bb_in_region_p): New.
22326 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
22327 Adjust redirection of the duplicated iteration.
22329 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
22332 * rtl.def (ADDRESS): Use "i" rather than "w".
22333 * rtl.h (find_base_term): Delete.
22334 (may_be_sp_based_p): Declare.
22335 * rtl.c (rtx_code_size): Remove ADDRESS special case.
22336 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
22337 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
22338 * alias.c: ...here.
22339 (find_base_term): Make static.
22340 (may_be_sp_based_p): New function.
22341 * dse.c (record_store): Use it.
22342 * store-motion.c (store_killed_in_insn): Likewise.
22344 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
22346 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
22348 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
22351 * c-typeck.c (inform_declaration): New.
22352 (build_function_call_vec): Do not pretty-print
22353 expressions when caret is enabled.
22354 (convert_arguments): Use inform_declaration.
22356 2012-04-20 Jim Meyering <meyering@redhat.com>
22358 * genmodes.c (make_complex_modes): Don't truncate a mode name of
22359 length 7 or more when prepending a "C". Suggested by Richard Guenther.
22361 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22363 PR rtl-optimization/44214
22364 * fold-const.c (exact_inverse): New function.
22365 (fold_binary_loc): Fold vector and complex division by constant into
22366 multiply by recripocal with flag_reciprocal_math; fold vector division
22367 by constant into multiply by reciprocal with exact inverse.
22369 2012-04-20 Jan Hubicka <jh@suse.cz>
22371 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
22373 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
22374 (cgraph_remove_node): Update.
22375 (cgraph_mark_needed_node): Remove.
22376 (cgraph_mark_force_output_node): New.
22377 (dump_cgraph_node): Do not dump needed flag.
22378 (cgraph_node_cannot_be_local_p_1): Update.
22379 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
22380 * cgraph.h (symtab_node_base): Add force_output flag.
22381 (cgraph_node): Remove needed flag.
22382 (varpool_node): Remove force_output flag.
22383 (cgraph_mark_needed_node): Remove.
22384 (cgraph_mark_force_output_node): New.
22385 (cgraph_only_called_directly_or_aliased_p,
22386 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
22387 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
22388 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
22389 (cgraph_add_new_function): Update.
22390 (cgraph_mark_if_needed): Update.
22391 (verify_cgraph_node): Update.
22392 (cgraph_analyze_function): Alias target is reachable.
22393 (process_function_and_variable_attributes): Update: externally_visible
22394 flag makes function reachable.
22395 (cgraph_analyze_functions): Update dumping.
22396 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
22397 input_overwrite_node, input_varpool_node): Update streaming.
22398 * lto-streamer-out.c (produce_symtab): Use force_output.
22399 * ipa.c (process_references): Weakrefs must be processed.
22400 (cgraph_remove_unreachable_nodes): Likewise; update for new
22402 (varpool_externally_visible_p): Weakrefs are externally visible
22403 even if they are not.
22404 (function_and_variable_visibility): Update; when processing alias
22405 pair force the targets to be output.
22406 (whole_program_function_and_variable_visility): Use
22407 mark_reachable_node.
22408 * trans-mem.c (ipa_tm_mark_needed_node): Remove
22409 (ipa_tm_mark_force_output_node): New function.
22410 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
22411 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
22413 * varasm.c (mark_decl_referenced): Update.
22414 (find_decl_and_mark_needed): Remove.
22415 (find_decl): New function.
22416 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
22417 alias targets as needed.
22418 (dump_tm_clone_pairs): Update.
22419 * tree-inline.c (copy_bb): Update check.
22420 * symtab.c (dump_symtab_base): Dump force_output.
22421 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
22422 * passes.c (execute_todo): Fix dumping.
22423 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
22424 (varpool_analyze_pending_decls): Alias target is reachable.
22425 (varpool_create_variable_alias): Finalize weakrefs.
22427 2012-04-20 Jakub Jelinek <jakub@redhat.com>
22430 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
22431 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
22432 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
22433 macros instead of constants.
22434 * dse.c (record_store): Check for SP ADDRESS by comparing
22435 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
22436 XEXP to be stack_pointer_rtx.
22438 2012-04-20 Richard Guenther <rguenther@suse.de>
22440 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
22441 update_call_from_tree when propagating into a call.
22443 2012-04-20 Alan Modra <amodra@gmail.com>
22445 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
22446 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
22447 sp_offset to frame_off. Move world save code earlier.
22449 2012-04-20 Richard Guenther <rguenther@suse.de>
22451 PR tree-optimization/53050
22452 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
22453 Do only one transform on COND_EXPRs at the same time.
22455 2012-04-19 Jan Hubicka <jh@suse.cz>
22457 * symtab.c (dump_symtab_base): Revert accidental checkin.
22459 2012-04-20 Alan Modra <amodra@gmail.com>
22462 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
22463 static chain, set REST_INLINE_FPRS too.
22465 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
22467 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
22470 2012-04-20 Richard Guenther <rguenther@suse.de>
22472 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
22473 loops that can never run more often than the vectorization factor.
22475 2012-04-19 Jan Hubicka <jh@suse.cz>
22477 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
22479 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
22481 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
22483 2012-04-19 Jim Meyering <meyering@redhat.com>
22485 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
22486 We verified above that the string(including trailing NUL) fits in buf,
22487 so just use memcpy.
22489 2012-04-19 Richard Guenther <rguenther@suse.de>
22491 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
22492 for dumping DECL_SECTION_NAME.
22494 2012-04-19 Michael Matz <matz@suse.de>
22496 PR middle-end/52977
22497 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
22498 (struct tree_vector): Adjust GTY length.
22499 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
22501 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
22503 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
22504 caller emitted the length calulation already.
22505 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
22506 before handling any of the fields for structs.
22508 2012-04-19 Richard Guenther <rguenther@suse.de>
22510 PR tree-optimization/53031
22511 * tree-vrp.c (adjust_range_with_scev): Revert back to
22512 using max_loop_iterations.
22514 2012-04-19 Michael Matz <matz@suse.de>
22516 * diagnostic.c (emit_diagnostic): Move va_end call after user
22518 (warning, warning_at, pedwarn, permerror): Ditto.
22520 2012-04-19 Richard Guenther <rguenther@suse.de>
22522 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
22525 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
22528 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
22529 the case *(X+const).
22531 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
22533 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
22535 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
22538 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
22539 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
22541 2012-04-19 Richard Guenther <rguenther@suse.de>
22543 PR rtl-optimization/44688
22544 * loop-iv.c (determine_max_iter): Only return max_iter.
22545 (iv_number_of_iterations): Also use the recorded loop bound
22546 on the maximum number of iterations.
22547 * loop-unroll.c (decide_unroll_runtime_iterations): Use
22548 max_iter to avoid unrolling loops that do not roll.
22549 (decide_unroll_stupid): Likewise.
22551 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
22553 * targhooks.c (default_case_values_threshold): Fix code style nit.
22555 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
22556 case range and type folding from here...
22557 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
22558 type, as documented in tree.def.
22560 2012-04-18 Jan Hubicka <jh@suse.cz>
22562 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
22564 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
22565 cgraph hash and same comdat groups.
22566 (cgraph_optimize): Verify symbol table.
22567 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
22568 (dissolve_same_comdat_group_list): Work on symtab nodes.
22569 (function_and_variable_visibility): Dissolve variable same comdat group
22571 * symtab.c: Include timevar.h
22572 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
22574 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
22576 * tree-switch-conversion.c (info): Remove global pass info.
22577 (check_range, check_process_case, check_final_bb, create_temp_arrays,
22578 free_temp_arrays, gather_default_values, build_constructors,
22579 array_value_type, build_one_array, build_arrays, gen_def_assigns,
22580 fix_phi_nodes, gen_inbound_check): Pass info around from ...
22581 (process_switch): ... here. Unify message format. Return a const
22582 char pointer to the failure reason message.
22583 (do_switchconv): Unify message format. Update process_switch usage.
22585 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
22586 * tree-cfg.c (edge_to_cases): Fix documentation.
22588 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
22590 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
22592 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22594 PR tree-optimization/52976
22595 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
22596 (possibly_move_powi): New function.
22597 (rewrite_expr_tree): Call possibly_move_powi.
22598 (rewrite_expr_tree_parallel): Likewise.
22599 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
22600 call add_to_ops_vec instead.
22602 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22604 PR tree-optimization/52976
22605 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
22606 (decrement_power): Likewise.
22607 (propagate_op_to_single_use): Likewise.
22608 (zero_one_operation): Handle __builtin_pow* calls in linearized
22609 expression trees; factor logic into propagate_op_to_single_use.
22610 (undistribute_ops_list): Allow operands with repeat counts > 1.
22612 2012-04-18 Richard Guenther <rguenther@suse.de>
22614 PR tree-optimization/44688
22615 * cfgloop.h (record_niter_bound): Declare.
22616 * tree-ssa-loop-niter.c (record_niter_bound): Export.
22617 Update the estimation with the upper bound here...
22618 (estimate_numbers_of_iterations_loop): ... instead of here.
22619 Do not forcefully reset a recorded upper bound.
22620 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
22621 Record the maximum number of loop iterations of the prologue loop.
22623 2012-04-18 Jan Hubicka <jh@suse.cz>
22625 * lto-symtab.c (lto_cgraph_replace_node): Update.
22626 * cgraphbuild.c (record_reference, record_type_list,
22627 record_eh_tables, mark_address, mark_load, mark_store): Update.
22628 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
22629 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
22631 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
22632 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
22633 * reload.c: Fix typo in comment.
22634 * rtlanal.c: Likewise.
22635 * tree-emultls.c (gen_emutls_addr): Update.
22636 * ipa-reference.c (analyze_function): Update.
22637 * cgraphunit.c (cgraph_analyze_function,
22638 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
22640 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
22641 (ipa_remove_reference): Likewise.
22642 (ipa_remove_all_refering): Rename to ...
22643 (ipa_remove_all_referring): ... this one; update.
22644 (ipa_dump_references): Update.
22645 (ipa_dump_referring): Update.
22646 (ipa_clone_references): Update.
22647 (ipa_clone_refering): Rename to ...
22648 (ipa_clone_referring): ... this one; update.
22649 (ipa_ref_cannot_lead_to_return): Update.
22650 (ipa_ref_has_aliases_p): Update.
22651 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
22653 (ipa_ref_type): Remove.
22654 (ipa_ref_ptr_u): Remove.
22655 (ipa_ref): Remove referencing, refered, refered_index, refering_type
22656 and refered_type; add referring, referred and referred_index.
22657 (ipa_ref_list): Rename refering to referring.
22658 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
22659 ipa_clone_references, ipa_clone_referring): Update prototypes.
22660 * lto-cgraph.c (referenced_from_other_partition_p): Update.
22661 (lto_output_ref): Update.
22662 (add_references): Update.
22663 (input_varpool_node): Update.
22664 (input_refs): Update.
22665 * ipa-ref-inline.h (ipa_ref_node): Update.
22666 (ipa_ref_varpool_node): Update.
22667 (ipa_ref_referring_node): Update.
22668 (ipa_ref_referring_varpool_node): Update.
22669 (ipa_ref_referring_ref_list): Update.
22670 (ipa_ref_referred_ref_list): Update.
22671 (ipa_ref_list_first_referring): Update.
22672 (ipa_empty_ref_list): Update.
22673 (ipa_ref_list_refering_iterate): Rename to ...
22674 (ipa_ref_list_referring_iterate): ... this one.
22675 * cse.c: Update comment.
22676 * ipa-utils.c (ipa_reverse_postorder): Update.
22677 * tree-ssa-alias.c: Update.
22678 * ipa-inline.c (reset_edge_caches): Update.
22679 (update_caller_keys): Update.
22680 * ipa-inline.h: Update comments.
22681 * jump.c: Update comment.
22682 * alias.c: Likewise.
22683 * ipa.c (process_references): Update.
22684 (cgraph_remove_unreachable_nodes): Likewise.
22685 (ipa_discover_readonly_nonaddressable_var): Likewise.
22686 (cgraph_address_taken_from_non_vtable_p): Likewise.
22687 * trans-mem.c (ipa_tm_execute): Update.
22688 * simplify-rtx.c: Fix comment.
22689 * rtl.c: Fix comment.
22690 * symtab.c (symtab_unregister_node): Update.
22691 * varpool.c (dump_varpool_node): Update.
22692 (varpool_analyze_pending_decls): Update.
22693 (assemble_aliases): Update.
22694 (varpool_for_node_and_aliases): Update.
22696 2012-04-18 Richard Guenther <rguenther@suse.de>
22698 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
22699 use_undefined_p parameter.
22700 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
22701 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
22703 (estimate_numbers_of_iterations): Likewise.
22704 (estimated_loop_iterations): Adjust.
22705 (max_loop_iterations): Likewise.
22706 (scev_probably_wraps_p): Likewise.
22707 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
22708 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
22709 not max_loop_iterations.
22710 (execute_vrp): Remove explicit number of iterations estimation.
22712 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
22714 * config/i386/linux-common.h: New.
22716 * config.gcc: Add i386/linux-common.h before
22717 all i386/linux.h and i386/linux64.h usages.
22719 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
22720 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
22721 * config/i386/gnu-user64.h: Likewise.
22723 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
22724 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
22725 (GNU_USER_TARGET_MATHFILE_SPEC): New.
22726 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
22728 2012-04-18 Jan Hubicka <jh@suse.cz>
22730 * cgraph.c (cgraph_node_name): Remove.
22731 (dump_cgraph_node): Use dump_symtab_base; reformat.
22732 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
22733 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
22735 (cgraph_node_name, varpool_node_name): Remove.
22736 (cgraph_node_asm_name, varpool_node_asm_name,
22737 cgraph_node_name, varpool_node_name): New.
22738 * tree-pass.h (TODO_dump_cgraph): Rename to ...
22739 (TODO_dump_symtab): ... this one.
22740 * ipa-cp (pass_ipa_cp): Update.
22741 * ia-reference.c (generate_summary, read_write_all_from_decl,
22742 propagate, ipa_reference_read_optimization_summary): Update.
22743 * cgraphunit.c (cgraph_analyze_functions): Update.
22744 (cgraph_optimize): Update.
22745 * ipa-ref.c (ipa_dump_references): Update.
22746 (ipa_dump_refering): Update.
22747 * ipa-inline.c (pass_ipa_inline): Update.
22748 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
22749 * ipa.c (pass_ipa_function_visibility,
22750 pass_ipa_whole_program_visibility): Update.
22751 * tree-sra.c (pass_early_ipa_sra): Update.
22752 * symtab.c: Include langhooks.h
22753 (symtab_node_asm_name): New.
22754 (symtab_node_name): New.
22755 (symtab_type_names): New static var.
22756 (dump_symtab_base): New.
22757 (dump_symtab_node, dump_symtab): New.
22758 (debug_symtab_node, debug_symtab): New.
22759 * tree-ssa-structalias.c: Dump symbol table.
22760 * pases.c (execute_todo): Handle TODO_dump_symtab instead
22761 of TODO_dump_cgraph.
22762 * varpoo.c (varpool_node_name): Remove.
22763 (dump_varpool_node): Use dump_symtab_base; reformat.
22765 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
22767 * doc/invoke.texi (Language Independent Options): @item should be
22770 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
22773 * rtl.c (rtx_code_size): Handle ADDRESS.
22775 2012-04-17 Tom de Vries <tom@codesourcery.com>
22777 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
22778 is not a STMT_LIST.
22780 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
22783 * config/i386/sync.md (atomic_<code><mode>): Rename to
22784 atomic_<logic><mode>.
22786 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
22788 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
22789 * alias.c (reg_base_value): Expand and update comment.
22790 (arg_base_value): New variable.
22791 (unique_id): Move up file.
22792 (unique_base_value, unique_base_value_p, known_base_value_p): New.
22793 (find_base_value): Use arg_base_value and known_base_value_p.
22794 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
22795 (find_base_term): Use known_base_value_p.
22796 (base_alias_check): Use unique_base_value_p.
22797 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
22798 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
22800 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
22802 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
22804 2012-04-17 Michael Matz <matz@suse.de>
22806 PR tree-optimization/18437
22807 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
22808 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
22809 (vect_check_strided_load): Declare.
22810 * tree-vect-data-refs.c (vect_check_strided_load): New function.
22811 (vect_analyze_data_refs): Use it to accept strided loads.
22812 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
22814 2012-04-17 Richard Guenther <rguenther@suse.de>
22816 PR middle-end/53011
22817 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
22818 loops when redirecting an entry or latch edge.
22820 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
22822 * sel-sched.c (sel_global_init): Revert previous change.
22824 2012-04-17 Richard Guenther <rguenther@suse.de>
22826 * tree-flow.h (array_at_struct_end_p): Move declaration ...
22827 * tree.h (array_at_struct_end_p): ... here.
22828 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
22829 * expr.c (array_at_struct_end_p): ... here. Rewrite.
22831 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
22833 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
22834 COST_TABLE): Remove.
22835 (estimate_case_costs): Remove.
22836 (expand_case): Do not call estimate_case_costs
22837 to set use_cost_table.
22838 (balance_case_nodes): Do not use use_cost_table.
22840 2012-04-16 Jan Hubicka <jh@suse.cz>
22842 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
22843 (hash_node, eq_node): Remove.
22844 (cgraph_create_node): Do not handle hashtable.
22845 (cgraph_get_node): Remove.
22846 (cgraph_insert_node_to_hashtable): Remove.
22847 (hash_node_by_assembler_name): Remove.
22848 (eq_assembler_name): Remove.
22849 (cgraph_node_for_asm): Rewrite.
22850 (cgraph_find_replacement_node): Break out from ...
22851 (cgraph_remove_node): ... here; do not maintain hashtables.
22852 (change_decl_assembler_name): Remove.
22853 (cgraph_clone_node): Do not maintain hashtables.
22854 * cgraph.h (const_symtab_node): New typedef.
22855 (cgraph_insert_node_to_hashtable): Remove.
22856 (symtab_get_node, symtab_node_for_asm,
22857 symtab_insert_node_to_hashtable): Declare.
22858 (cgraph_find_replacement_node): Declare.
22859 (cgraph_get_node, varpool_get_node): Turn into inlines.
22860 (cgraph, varpool): Work sanely on NULL pointers.
22861 (FOR_EACH_SYMBOL): New walker.
22862 * ipa-inline-transform.c (save_inline_function_body): Use
22863 symtab_insert_node_to_hashtable.
22864 * symtab.c: Include ggc.h and diagnostics.h
22865 (symtab_hash, assembler_name_hash): New static vars;
22866 (hash_node, eq_node, hash_node_by_assembler_name,
22867 eq_assembler_name, insert_to_assembler_name_hash,
22868 unlink_from_assembler_name_hash): New.
22869 (symtab_register_node): Update hashtables.
22870 (symtab_insert_node_to_hashtable): New.
22871 (symtab_unregister_node): Update hashtables.
22872 (symtab_get_node): New.
22873 (symtab_node_for_asm): New.
22874 (change_decl_assembler_name): New.
22875 * Makefile.in (symtab.o): Needs GTY.
22876 * varpool.c (varpool_hash): Remove.
22877 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
22878 (varpool_node): Rewrite using varpool_get_node.
22879 (varpool_remove_node): DO not maintain hashtables.
22880 (varpool_node_for_asm): Rewrite.
22882 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
22884 * doc/invoke.texi: Copy-edit to put verbs in the present tense
22885 when describing the current behavior of GCC.
22887 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
22889 * genemit.c (gen_exp): Remove ADDRESS handling.
22890 * genoutput.c (scan_operands): Likewise.
22891 * genpeep.c (match_rtx): Likewise.
22892 * genrecog.c (add_to_sequence): Likewise.
22894 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
22896 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
22898 2012-04-16 Martin Jambor <mjambor@suse.cz>
22900 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
22903 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
22906 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
22907 hints for 'A' operand types.
22909 2012-04-16 Jan Hubicka <jh@suse.cz>
22911 * cgraph.h (symtab_node_base): Add next and previous pointers.
22912 (cgraph_node): Remove next and preivous pointers.
22913 (varpool_node): Likewise; remove next/previous GTY marker;
22914 it is not type safe.
22915 (symtab_node_def): Update GTY marker
22916 (x_cgraph_nodes, cgraph_nodes): Remove.
22917 (symtab_nodes): New function.
22918 (cgraph_order): Rename to ...
22919 (symtab_order): ... this one.
22920 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
22922 (x_varpool_nodes, varpool_nodes): Remove.
22923 (FOR_EACH_STATIC_VARIABLE): Update.
22924 (symtab_function_p, symtab_variable_p): New function.
22925 (FOR_EACH_VARIABLE): Update.
22926 (varpool_first_variable, varpool_next_variable): New functions.
22927 (FOR_EACH_VARIABLE): Update.
22928 (cgraph_first_defined_function): Update.
22929 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
22930 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
22931 (cgraph_first_function, cgraph_next_function): New.
22932 (FOR_EACH_FUNCTION): Update.
22933 (cgraph_first_function_with_gimple_body,
22934 cgraph_next_function_with_gimple_body): Update.
22935 * symtab.c: New file.
22936 * cgraph.c: Update copyright dates.
22937 (x_cgraph_nodes, cgraph_order): Remove.
22938 (NEXT_FREE_NODE): Update.
22939 (SET_NEXT_FREE_NODE): New.
22940 (cgraph_create_node_1): Remove common code.
22941 (cgraph_create_node): Remove common code; call symtab_register_node.
22942 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
22943 (cgraph_add_asm_node): Update.
22944 (cgraph_clone_node): Register new node.
22945 * cgraphunit.c (process_function_and_variable_attributes): Update.
22946 (cgraph_analyze_functions): Update.
22947 (cgraph_analyze_functions): Update.
22948 (cgraph_output_in_order): Update.
22949 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
22951 * ipa-inline.c (recursive_inlining): Update.
22952 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
22953 * ipa.c (cgraph_remove_unreachable_nodes): Update.
22954 * Makefile.in: Add symtab.o
22955 * varpool.c (x_varpool_nodes): Remove
22956 (varpool_node): Remove common code; call symtab_register_node.
22957 (varpool_remove_node): Remove common code; call symtab_unregister_node.
22959 2012-04-16 Richard Guenther <rguenther@suse.de>
22961 PR middle-end/52977
22962 * tree.h (VECTOR_CST_NELTS): Adjust.
22963 (struct tree_vector): Add explicit length field.
22964 (make_vector_stat): Declare.
22965 (make_vector): Define.
22966 * tree.c (make_vector_stat): New function.
22967 (build_vector_stat): Use it.
22968 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
22970 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22972 PR tree-optimization/52976
22973 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
22974 (undistribute_ops_list): Ops with repeat counts aren't eligible for
22976 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
22978 2012-04-16 Jan Hubicka <jh@suse.cz>
22980 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
22982 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
22983 walkers to walk cgraph and varpool.
22984 * cgraph.c (cgraph_node_for_asm): Likewise.
22985 (dump_cgraph): Likewise.
22986 * value-prof.c (init_node_map): Likewise.
22987 * tree.c (free_lang_data_in_cgraph): Likewise.
22988 * tree-emutls.c: (ipa_lower_emutls): Likewise.
22989 * ipa-reference.c (generate_summary, propagate): Likewise.
22990 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
22991 cgraph_mark_functions_to_output, cgraph_output_in_order,
22992 output_weakrefs, cgraph_materialize_all_clones,
22993 cgraph_optimize): Likewise.
22994 * lto-cgraph.c (merge_profile_summaries): Likewise.
22995 (input_cgraph): Likewise.
22996 * ipa-pure-const.c (generate_summary): Likewise.
22997 (propagate): Likwise.
22998 * ipa-utils.c (ipa_reduced_postorder): Likewise.
22999 (ipa_free_postorder_info): Likewise.
23000 (ipa_reverse_postorder): Likewise.
23001 * ipa-inline.c (ipa_inline): Likewise.
23002 * matrix-reorg.c (find_matrices_decl): Likewise.
23003 (matrix_reorg): Likewise.
23004 * tree-vectorizer.c (increase_alignment): Likewise.
23005 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
23006 (function_and_variable_visibility): Likewise.
23007 (whole_program_function_and_variable_visibility): Likewise.
23008 (ipa_cdtor_merge): Likewise.
23009 * trans-mem.c (ipa_tm_execute): Likewise.
23010 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
23011 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
23012 (ipa_print_all_params): Likewise.
23013 (ipa_update_after_lto_read): Likewise.
23014 * tree-profie.c (tree_profiling): Likewise.
23015 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
23016 * passes.c (dump_passes): Likewise.
23017 (do_per_function): Likewise.
23018 (ipa_write_summaries): Likewise.
23019 * varpool.c (dump_varpool): Likewise.
23020 (varpool_node_for_asm): Likewise.
23021 (varpool_assemble_pending_decls): Likewise.
23023 2012-04-16 Richard Guenther <rguenther@suse.de>
23025 PR tree-optimization/52975
23026 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
23027 condition but always mark it with TRUTH_NOT_EXPR.
23029 2012-04-16 Richard Guenther <rguenther@suse.de>
23031 PR tree-optimization/52975
23032 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
23033 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
23034 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
23035 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
23037 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
23039 * config/i386/sse.md (ssse3_plusminus): New code iterator.
23040 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
23041 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
23042 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
23043 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
23044 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
23045 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
23047 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
23048 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
23049 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
23050 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
23051 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
23052 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
23054 (xop_plus): New code iterator.
23055 (macs): New code attribute.
23057 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
23058 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
23060 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
23061 xop_plus code iterator.
23062 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
23063 xop_plus code iterator.
23064 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
23065 xop_plus code iterator.
23066 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
23067 xop_plus code iterator.
23069 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
23070 any_extend code iterator.
23071 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
23072 any_extend code iterator.
23073 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
23074 any_extend code iterator.
23075 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
23076 any_extend code iterator.
23077 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
23078 any_extend code iterator.
23079 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
23080 any_extend code iterator.
23082 2012-04-14 Tom de Vries <tom@codesourcery.com>
23084 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
23085 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
23086 DELETED_LABEL note, and move it to ...
23087 * cfgrtl.c (delete_insn): ... here. Change return type to void.
23088 (delete_insn_and_edges): Likewise.
23089 (delete_insn_chain): Handle new return type of delete_insn. Delete
23090 chain backwards rather than forwards.
23091 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
23093 * cfglayout.c (fixup_reorder_chain): Delete unused label.
23095 2012-04-14 Jan Hubicka <jh@suse.cz>
23097 * cgraph.h: Update copyrights;
23098 (symtab_node): Turn to union typedef.
23099 (symtab_node_base): New structure.
23100 (symtab_type): Add SYMTAB_SYMBOL tag.
23101 (cgraph_node): Annotate some pinters with nested_ptr.
23102 (varpool_node): Likewise.
23103 (cgraph_local_info): Remove lto_file_data
23104 and externally_visible.
23105 (cgraph_node): Remove decl; same_comdat_group list;
23106 aux; ref_list; order; address_taken; reachable_from_other_parittion,
23107 in_other_partition; resolution.
23108 (varpool_node): Remove decl; same_comdat_group;
23109 ref_list; lto_file_data; aux; order; resolution; externally_visible;
23110 used_from_other_partition; in_other_partition.
23111 (symtab_node_def): New union.
23112 (cgraph, varpool): Update.
23113 (varpool_first_static_initializer, varpool_next_static_initializer,
23114 cgraph_only_called_directly_or_aliased_p,
23115 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
23116 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
23117 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
23119 * cgraph.c: Likewise.
23120 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
23121 * cgraphbuild.c: Likewise.
23122 * lto-symtab.c: Likewise.
23123 * c-gimplify.c: Likewise.
23124 * value-prof.c: Likewise.
23125 * tree.c: Likewise.
23126 * ipa-cp.c: Likewise.
23127 * tree-emutls.c: Likewise.
23128 * ipa-inline-transform.c: Likwise.
23129 * ipa-reference.c: Likewise.
23130 * cgraphunit.c: Likewise.
23131 * ipa-ref.c: Likewise.
23132 * lto-cgraph.c: Likewise.
23133 * ipa-ref-inline.h: Likewise.
23134 * ipa-pure-const.c: Likewise.
23135 * lto-streamer-out.c: Likewise.
23136 * ipa-utils.c: Likewise.
23137 * ipa-inline.c: Likewise.
23138 * matrix-reorg.c: Likewise.
23139 * tree-eh.c: Likewise.
23140 * tree-vectorizer.c: Likewise.
23141 * ipa-split.c: Likewise.
23143 * trans-mem.c: Likewise.
23144 * ipa-inline-analysis.c: Likewise.
23145 * gimplify.c: Likewise.
23146 * cfgexpand.c: Likewise.
23147 * tree-sra.c: Likewise.
23148 * ipa-prop.c: Likewise.
23149 * varasm.c: Likewise.
23150 * tree-nested.c: Likewise.
23151 * tree-inline.c: Likewise.
23152 * tree-profile.c: Likewise.
23153 * tree-ssa-structalias.c: Likewise.
23154 * passes.c: Likewise.
23155 * varpool.c: Likewise.
23157 2012-04-14 Tom de Vries <tom@codesourcery.com>
23159 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
23160 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
23161 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
23163 (gsi_advance_fw_nondebug_nonlocal): New function.
23164 (local_def): Removed function.
23165 (same_succ_hash): Use stmt_local_def.
23166 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
23167 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
23169 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
23171 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
23172 and __ILP32__ for x32.
23174 2012-04-13 Martin Jambor <mjambor@suse.cz>
23176 PR middle-end/52939
23177 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
23178 fold_ctor_reference returns a zero constant.
23180 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
23182 * config.gcc: Add i386/gnu-user-common.h before all
23183 i386/gnu-user.h and i386/gnu-user64.h usages.
23185 * config/i386/gnu-user-common.h: New.
23187 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
23188 (CC1_SPEC): Likewise.
23189 (ENDFILE_SPEC): Likewise.
23190 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
23191 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
23192 (TARGET_OS_CPP_BUILTINS): Likewise.
23193 (LIBGCC2_HAS_TF_MODE): Likewise.
23194 (LIBGCC2_TF_CEXT): Likewise.
23195 (TF_SIZE): Likewise.
23196 (TARGET_ASM_FILE_END): Likewise.
23197 (STACK_CHECK_MOVING_SP): Likewise.
23198 (STACK_CHECK_STATIC_BUILTIN): Likewise.
23199 * config/i386/gnu-user64.h: Likewise.
23201 2012-04-13 Martin Jambor <mjambor@suse.cz>
23203 * expr.c (expand_expr_real_1): Pass type, not the expression, to
23204 set_mem_attributes for a memory temporary. Do not call the function
23205 for the memory temporary created for a bitfield.
23207 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
23210 * df.h (enum debug_temp_where): New.
23211 (dead_debug_init, dead_debug_finish) Declare.
23212 (dead_debug_add, dead_debug_insert_temp): Declare.
23213 (struct dead_debug_use, struct dead_debug): Moved from...
23214 * df-problems.c: ... here.
23215 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
23217 (df_create_unused_note): Likewise.
23218 (df_set_dead_notes_for_mw): Move comment where it belongs.
23219 (dead_debug_init): Export.
23220 (dead_debug_reset_uses): New, factored out of...
23221 (dead_debug_finish): ...this. Export.
23222 (dead_debug_reset): Remove.
23223 (dead_debug_add): Export.
23224 (dead_debug_insert_before): Rename to...
23225 (dead_debug_insert_temp): ... this. Add where argument. Export.
23226 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
23227 Return insertion count.
23228 (df_note_bb_compute): Adjust.
23229 * dce.c (word_dce_process_block): Adjust dead debug uses.
23230 (dce_process_block): Likewise.
23232 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
23234 * df-problems.c (df_note_bb_compute): Do not take note of
23235 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
23237 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
23240 * var-tracking.c (expand_depth): New type.
23241 (onepart_aux, expand_loc_callback_data): Change depth type to it.
23242 (loc_exp_dep_alloc): Adjust initializer.
23243 (update_depth): Use new type. Add entryvals.
23244 (vt_expand_var_loc_chain): Take note of expansions with
23245 ENTRY_VALUEs, but don't accept them right away. Run an optional
23246 second pass accepting the minimum ENTRY_VALUE count found in the
23248 (vt_expand_loc_callback, INIT_ELCD): Adjust.
23250 2012-04-13 Tom de Vries <tom@codesourcery.com>
23252 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
23253 parameters vuse and vuse_escaped.
23254 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
23255 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
23258 2012-04-13 Richard Guenther <rguenther@suse.de>
23260 PR tree-optimization/52969
23261 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
23262 the condition for the COND_EXPR and handle predicate negation
23263 by swapping the COND_EXPR arms.
23265 2012-04-13 Nick Clifton <nickc@redhat.com>
23267 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
23268 TODO_dump_func flag.
23270 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
23272 PR rtl-optimization/52203
23273 PR rtl-optimization/52715
23275 Revert the 2012-03-07 fix for PR 52203.
23276 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
23277 the insn does not modify DFA right before issuing, adjust
23278 issue_rate accordingly.
23280 2012-04-13 Richard Guenther <rguenther@suse.de>
23283 * c-typeck.c (pointer_diff): Remove bogus assert.
23285 2012-04-13 Richard Guenther <rguenther@suse.de>
23288 * convert.c (convert_to_pointer): Remove special-casing of zero.
23290 2012-04-13 Joey Ye <joey.ye@arm.com>
23292 * config/arm/constraints.md (Pe): New constraint.
23293 * config/arm/arm.md: New split for imm 256-510.
23295 2012-04-13 Terry Guo <terry.guo@arm.com>
23297 * config/arm/arm-cores.def: Added core cortex-m0plus.
23298 * config/arm/arm-tune.md: Regenerated.
23299 * config/arm/arm-tables.opt: Regenerated.
23300 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
23302 2012-04-13 Alan Modra <amodra@gmail.com>
23305 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
23306 tie regs on destination of sets. Delete forward declaration.
23307 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
23308 (rs6000_emit_prologue): Likewise.
23309 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
23311 (is_mem_ref): Use tie_operand to recognise stack ties.
23312 * config/rs6000/predicates.md (tie_operand): New.
23313 * config/rs6000/rs6000.md (restore_stack_block): Generate new
23315 (restore_stack_nonlocal): Likewise.
23316 (stack_tie): Update.
23317 (frame_tie): Delete.
23319 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23321 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
23322 HOST_WIDE_INT_PRINT_DEC in format strings.
23324 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
23327 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
23328 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
23329 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
23330 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
23331 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
23332 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
23333 avx2_permvarv8si using VI4F_256 mode iterator.
23334 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
23335 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
23336 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
23337 gen_avx2_permvarv8sf.
23338 (expand_vec_perm_pshufb): Ditto.
23340 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
23343 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
23344 the list of options to enable the FCFID instruction.
23345 (TARGET_EXTRA_BUILTINS): Adjust comment.
23347 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23349 PR tree-optimization/18589
23350 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
23351 (operand_entry): Add count field.
23352 (add_repeat_to_ops_vec): New function.
23353 (completely_remove_stmt): Likewise.
23354 (remove_def_if_absorbed_call): Likewise.
23355 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
23356 (acceptable_pow_call): New function.
23357 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
23358 entries with repeat counts when found.
23359 (repeat_factor_d): New struct and associated typedefs.
23360 (repeat_factor_vec): New static vector variable.
23361 (compare_repeat_factors): New function.
23362 (get_reassoc_pow_ssa_name): Likewise.
23363 (attempt_builtin_powi): Likewise.
23364 (reassociate_bb): Call attempt_builtin_powi.
23365 (fini_reassoc): Two new calls to statistics_counter_event.
23367 2012-04-12 Richard Guenther <rguenther@suse.de>
23369 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
23370 * cgraph.h (tree_rest_of_compilation): Remove.
23371 * cgraph.c (cgraph_add_new_function): Move ...
23372 * cgraphunit.c (cgraph_add_new_function): ... here.
23373 (tree_rest_of_compilation): Make static.
23374 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
23375 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
23376 gate_all_early_local_passes, execute_all_early_local_passes,
23377 pass_early_local_passes, gate_all_early_optimizations,
23378 pass_all_early_optimizations): Move ...
23379 * passes.c (gate_all_optimizations, pass_all_optimizations,
23380 gate_all_early_local_passes, execute_all_early_local_passes,
23381 pass_early_local_passes, gate_all_early_optimizations,
23382 pass_all_early_optimizations): ... here.
23383 * tree-optimize.c (execute_free_datastructures): Remove.
23384 * tree-flow.h (execute_free_datastructures): Remove.
23385 * tree-optimize.c (execute_init_datastructures,
23386 pass_init_datastructures): Move ...
23387 * tree-ssa.c (execute_init_datastructures,
23388 pass_init_datastructures): ... here.
23389 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
23390 execute_free_datastructures.
23392 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
23394 * dbgcnt.def (ira_move): New counter.
23395 * ira-int.h (ira_create_new_reg): Declare function.
23396 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
23397 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
23398 no longer static. All callers changed.
23399 * ira.c: Include "dbgcnt.h".
23400 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
23401 move_unallocated_pseudos): New static functions.
23402 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
23403 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
23404 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
23405 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
23406 to the pseudos generated in find_moveable_pseudos.
23407 * Makefile.in (ira.o): Add $(DBGCNT_H).
23409 2012-04-12 Richard Guenther <rguenther@suse.de>
23411 PR tree-optimization/52943
23412 * tree-chrec.h (chrec_is_positive): Remove.
23413 * tree-scalar-evolution.c (chrec_is_positive): Move ...
23414 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
23415 Return false for a constant zero instead of negative.
23416 (analyze_siv_subscript_cst_affine): Handle zero difference
23417 in the initial condition explicitely.
23419 2012-04-12 Richard Guenther <rguenther@suse.de>
23421 * tree-parloops.c (parallelize_loops): Also consult the upper
23422 bound for the number of iterations.
23423 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
23424 (loop_prefetch_arrays): Likewise.
23426 2012-04-12 Richard Guenther <rguenther@suse.de>
23428 * cfgloop.h (estimated_loop_iterations_int): Ditch
23429 'conservative' parameter.
23430 (max_stmt_executions_int): Likewise.
23431 (estimated_loop_iterations): Likewise.
23432 (max_stmt_executions): Likewise.
23433 (max_loop_iterations): Declare.
23434 (max_loop_iterations_int): Likewise.
23435 (estimated_stmt_executions): Likewise.
23436 (estimated_stmt_executions_int): Likewise.
23437 * tree-ssa-loop-niter.c (estimated_loop_iterations):
23439 (max_loop_iterations): ... this.
23440 (estimated_loop_iterations_int): Split parts to ...
23441 (max_loop_iterations_int): ... this.
23442 (max_stmt_executions_int): Split parts to ...
23443 (estimated_stmt_executions_int): ... this.
23444 (max_stmt_executions): Split parts to ...
23445 (estimated_stmt_executions): ... this.
23446 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
23447 * predict.c (predict_loops): Likewise.
23448 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
23449 (analyze_siv_subscript_cst_affine): Likewise.
23450 (compute_overlap_steps_for_affine_1_2): Likewise.
23451 (analyze_subscript_affine_affine): Likewise.
23452 (init_omega_for_ddr_1): Likewise.
23453 * tree-parloops.c (parallelize_loops): Likewise.
23454 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
23455 (may_eliminate_iv): Likewise.
23456 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
23457 (loop_prefetch_arrays): Likewise.
23458 * tree-vrp.c (adjust_range_with_scev): Likewise.
23460 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
23462 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
23463 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
23465 (dump_table): Use bool type for need_align and have_df variables.
23466 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
23467 (regs_used): Remove register modifier.
23468 (barrier_align): Move variables slot, credit, jump_to_next
23469 into if block above for loop. Use bool type for jump_to_next.
23470 (sh_function_arg): Use NULL_RTX instead of 0.
23472 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
23474 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
23475 (bswapsi2): New expander.
23477 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
23479 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
23480 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
23482 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
23484 PR rtl-optimization/52876
23485 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
23486 Don't call mark_reg_pointer for incompatible pointer sign extension.
23488 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
23491 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
23493 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
23494 comparisons against TYPE_PRECISION.
23495 * tree-ssa-forwprop.c (combine_conversions): Likewise.
23497 2012-04-11 Xinliang David Li <davidxl@google.com>
23499 * tree-passes.h: Remove TODO_dump_func.
23500 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
23501 * trans-mem.c: Remove TODO_dump_func.
23502 * ira.c: Remove TODO_dump_func.
23504 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
23506 * config/i386/i386.c (ix86_option_override_internal): Check
23507 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
23508 after TARGET_64BIT is updated.
23510 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
23512 * config/sh/sh.h: Remove old secondary reload code.
23514 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
23516 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
23517 (ready_reorder): ... this function.
23519 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
23521 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
23524 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
23525 insns so that no other insn is queued for a time before them.
23527 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
23530 2012-04-11 Richard Guenther <rguenther@suse.de>
23532 PR middle-end/52621
23533 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
23534 consider loop nesting.
23535 (evolution_function_is_univariate_p): Properly check the remainder
23538 2012-04-11 Richard Guenther <rguenther@suse.de>
23540 PR middle-end/52918
23541 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
23543 2012-04-11 Nick Clifton <nickc@redhat.com>
23545 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
23546 information, if requested.
23548 * config/rx/rx.c (rx_expand_prologue): Likewise.
23550 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
23551 Michael Matz <matz@suse.de>
23554 * rtlanal.c (unsigned_reg_p): New function.
23555 Update copyright notice dates.
23556 * rtl.h (unsigned_reg_p): Prototype it.
23557 Update copyright notice dates.
23558 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
23560 * expr.c (expand_expr_real_1): Set register attributes.
23561 * stmt.c (expand_case): Likewise.
23563 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
23566 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
23567 consider_sh2a and allow_zero.
23568 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
23569 (disp_addr_displacement): New function.
23570 (sh_address_cost): Use disp_addr_displacement function instead
23571 of DISP_ADDR_OFFSET.
23572 (sh_legitimate_address_p): Adapt to changed
23573 sh_legitimate_index_p declaration.
23574 (sh_find_mov_disp_adjust): Remove HImode check.
23575 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
23576 disp_addr_displacement and max_mov_insn_displacement.
23577 (max_mov_insn_displacement): Remove HImode check.
23578 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
23579 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
23580 * config/sh/constraints.md (K05, K13): New constraints.
23581 (K12): Correct comment.
23582 (Sdd): Do not use DISP_ADDR_P macro.
23583 (Snd, Sbw): Use satisfies_constraint_Sdd.
23584 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
23585 (*extendhisi2_compact, movhi_i): Remove.
23586 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
23587 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
23588 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
23589 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
23590 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
23591 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
23592 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
23594 Add new peepholes for HImode displacement addressing.
23596 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
23598 * config/sh/sh.h (SIDI_OFF): Remove.
23599 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
23600 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
23601 or operand_subword.
23603 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
23606 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
23607 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
23608 * doc/md.texi (Standard Names): Add bswap.
23609 * builtin-types.def (BT_UINT16): New primitive type.
23610 (BT_FN_UINT16_UINT16): New function type.
23611 * builtins.def (BUILT_IN_BSWAP16): New.
23612 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
23613 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
23614 expand_builtin_bswap.
23615 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
23616 (fold_builtin_1): Likewise.
23617 (is_inexpensive_builtin): Likewise.
23618 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
23619 missing bits for bswap to libcall code.
23620 * tree.c (build_common_tree_nodes): Build uint16_type_node.
23621 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
23622 (uint16_type_node): New define.
23623 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
23624 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
23626 (rs6000_init_builtins): Likewise.
23627 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
23629 2012-04-11 Tristan Gingold <gingold@adacore.com>
23631 * doc/extend.texi (Type Attributes): Move paragraph.
23633 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
23636 * diagnostic.h (show_caret): Declare.
23637 (caret_max_width): Declare.
23638 (diagnostic_show_locus): Declare.
23639 * diagnostic.c (diagnostic_initialize): Initialize to false.
23640 (diagnostic_show_locus): New.
23641 (diagnostic_report_diagnostic): Call it.
23642 (getenv_columns): New.
23643 (adjust_line): New.
23644 (diagnostic_set_caret_max_width): New.
23645 * input.c (read_line): New.
23646 (location_get_source_line): New.
23647 * input.h (location_get_source_line): Declare.
23648 * toplev.c (general_init): Initialize show_caret from options.
23649 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
23650 * opts.c (common_handle_option): Likewise.
23651 * pretty-print.h (pp_get_prefix): New.
23652 (pp_base_get_prefix): New.
23653 * common.opt (fdiagnostics-show-caret): New option.
23654 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
23656 2012-04-11 Richard Guenther <rguenther@suse.de>
23658 PR rtl-optimization/52881
23659 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
23661 2012-04-11 Richard Guenther <rguenther@suse.de>
23663 PR tree-optimization/52912
23664 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
23665 manipulation code we are threading through a loop header
23666 to an exit destination.
23668 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
23670 * tree.h (warn_if_unused_value): Move declaration from here.
23671 * stmt.c (warn_if_unused_value): Move definition from here.
23673 2012-04-10 Michael Matz <matz@suse.de>
23675 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
23677 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
23678 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
23679 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
23680 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
23681 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
23682 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
23683 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
23684 (vect_record_strided_load_vectors): Rename to
23685 vect_record_grouped_load_vectors.
23686 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
23687 Rename use of above macros.
23688 (vect_verify_datarefs_alignment): Ditto.
23689 (vector_alignment_reachable_p): Ditto.
23690 (vect_peeling_hash_get_lowest_cost): Ditto.
23691 (vect_enhance_data_refs_alignment): Ditto.
23692 (vect_analyze_group_access): Ditto and rename stride to groupsize.
23693 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
23694 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
23695 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
23696 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
23697 (vect_record_strided_load_vectors): Rename to
23698 vect_record_grouped_load_vectors.
23699 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
23700 (destroy_loop_vec_info): Ditto.
23701 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
23702 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
23703 (vect_analyze_slp): Ditto.
23704 (new_bb_vec_info): Ditto.
23705 (destroy_bb_vec_info): Ditto.
23706 (vect_schedule_slp_instance): Ditto and rename strided_store to
23708 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
23709 vect_cost_group_size.
23710 (vect_model_store_cost): Rename use of above macros and call
23711 to vect_cost_strided_group_size.
23712 (vect_model_load_cost): Ditto.
23713 (vectorizable_store): Ditto, rename strided_store to grouped_store
23714 and calls to renamed tree-vectorizer.h functions.
23715 (vectorizable_load): Ditto.
23716 (vect_transform_stmt): Rename use of above macros and strided_store
23719 2012-04-10 Jan Hubicka <jh@suse.cz>
23721 * cgraph.h: Remove misledaing comment on ipa-ref.h.
23722 (symtab_type): New enum.
23723 (symtab_node): New structure.
23724 (cgraph_node, varpool_node): Add symbol base type.
23725 (cgraph, varpool): New accestor functions.
23726 * cgraph.c (cgraph_create_node_1): Set symbol type.
23727 * varpool.c (varpool_node): Set symbol type.
23729 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
23730 Richard Sandiford <rdsandiford@googlemail.com>
23732 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
23734 2012-04-10 Richard Guenther <rguenther@suse.de>
23736 PR middle-end/52888
23737 * gimple-low.c (gimple_check_call_args): Properly account for
23738 compatible aggregate types.
23740 2012-04-10 Richard Guenther <rguenther@suse.de>
23742 * toplev.h (tree_rest_of_compilation): Remove.
23743 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23744 * cgraph.h (tree_rest_of_compilation): Declare.
23745 * tree-optimize.c (tree_rest_of_compilation): Move ...
23746 * cgraphunit.c (tree_rest_of_compilation): ... here.
23747 * cgraph.c (cgraph_add_new_function): Adjust.
23748 * Makefile.in (tree-optimize.o): Adjust.
23749 (cgraphunit.o): Likewise.
23751 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
23753 PR tree-optimization/52870
23754 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
23755 presumed pattern statement is within the same loop or basic block.
23757 2012-04-10 Tristan Gingold <gingold@adacore.com>
23759 * gengtype.c (main): Make uintptr_t a known type.
23761 2012-04-10 Richard Guenther <rguenther@suse.de>
23763 * tree-pass.h (tree_lowering_passes): Remove.
23764 * tree-optimize.c (tree_lowering_passes): Remove.
23765 * cgraph.c (cgraph_add_new_function): Inline relevant parts
23766 of tree_lowering_passes, avoid redundant call of early local passes.
23767 * cgraphunit.c (cgraph_lower_function): Fold into ...
23768 (cgraph_analyze_function): ... its single caller. Inline
23769 relevant parts of tree_lowering_passes.
23771 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
23774 * config/pa/pa.opt: Remove SIO and GNU_LD.
23776 2012-04-09 Jan Hubicka <jh@suse.cz>
23781 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
23782 boundary, add its target too.
23783 * lto.c (add_references_to_partition): Add also aliased nodes.
23784 (add_cgraph_node_to_partition,
23785 add_varpool_node_to_partition): Work on nodes, not functions/variables;
23786 when adding alias, add also the aliased object.
23788 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
23791 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
23792 VOIDmode immediate operands.
23793 * config/i386/constraints.md (Wz): New constraint.
23794 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
23796 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
23799 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
23800 the DECL generated for the special GOT helper.
23802 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
23804 * config/sh/constraints.md: Update list of constraints in
23806 (Sr0): Remove unused memory constraint.
23808 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
23810 * tree-pretty-print.h: Update comment.
23812 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
23814 * config/sh/sh.md: Use braced string notation where applicable.
23815 (*prefetch_i4, prefetch_m2a): Merge into ...
23816 (*prefetch): ... this new insn.
23818 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
23820 * config/sh/sh.h (high_life_started): Remove
23821 * config/sh/predicates.md (general_movdst_operand): Use
23822 'reload_in_progress' instead of 'high_life_started'.
23823 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
23824 divsi_inv_fp): Likewise.
23826 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
23828 * config/sh/sh-protos.h (prepare_move_operands): Return void
23830 * config/sh/sh.c (prepare_move_operands): Likewise.
23831 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
23833 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
23835 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
23836 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
23837 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
23838 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
23839 commutative_float_operator, noncommutative_float_operator,
23840 sh_handle_pragma): Remove.
23842 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
23844 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
23845 Use @option markup on command-line options. Use @samp markup on
23846 literal keywords to options. Use @code markup on code fragments.
23847 Use other markup in preference to quotation marks in the text.
23848 Add markup to some passages without any.
23850 2012-04-06 Mike Stump <mikestump@comcast.net>
23852 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
23854 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
23856 * config/sh/sh.c (hi_const): Remove.
23857 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
23860 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
23862 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
23864 * config/sh/sh.c (sh_expand_t_scc): Likewise.
23865 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
23866 calling sh_expand_t_scc.
23868 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
23870 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
23871 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
23872 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
23873 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
23874 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
23875 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
23876 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
23877 sh2a_is_function_vector_call): Use bool as return type.
23878 (sh_pass_in_reg_p): Remove.
23879 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
23880 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
23881 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
23882 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
23883 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
23884 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
23885 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
23886 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
23887 sh_loads_bankedreg_p): Use bool as return type.
23888 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
23889 'register' modifier.
23891 2012-04-06 Matt Turner <mattst88@gmail.com>
23893 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
23895 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
23897 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
23898 of the destination isn't also a FP_REGS register.
23900 2012-04-05 Teresa Johnson <tejohnson@google.com>
23901 H.J. Lu <hongjiu.lu@intel.com>
23903 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
23904 * config/i386/i386.md (move immediate to memory peephole2):
23905 Add cases for HImode move when LCP stall avoidance is needed.
23906 * config/i386/i386.c (initial_ix86_tune_features): Initialize
23907 X86_TUNE_LCP_STALL entry.
23909 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
23912 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
23913 CONST_INT operands, zero-extended with AND.
23915 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
23918 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
23919 first argument instead of mode size. Move displacement calculations
23921 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
23922 ... these new functions.
23923 (disp_adjust): Remove max_mov_disp field.
23924 (sh_legitimate_index_p): Use max_mov_insn_displacement and
23925 mov_insn_alignment_mask.
23926 (sh_address_cost): Use max_mov_insn_displacement.
23928 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
23930 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
23931 (arch_enabled): Handle new arch types.
23932 (one_cmpldi2): Add NEON support.
23934 2012-04-05 Richard Guenther <rguenther@suse.de>
23936 * gimple.c (walk_gimple_op): Compute val_only for the LHS
23937 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
23938 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
23939 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
23940 ... here and make static.
23941 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
23944 2012-04-05 Richard Guenther <rguenther@suse.de>
23946 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
23947 basic-block before removing it.
23949 2012-04-05 Richard Guenther <rguenther@suse.de>
23951 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
23952 version namespace as we release the freelist.
23954 2012-04-05 Richard Guenther <rguenther@suse.de>
23956 * tree-nrv.c (tree_nrv): Release VDEFs.
23957 * tree-sra.c (sra_modify_constructor_assign): Likewise.
23958 (sra_modify_assign): Likewise.
23959 * tree-vect-stmts.c (vect_remove_stores): Likewise.
23960 * tree-vect-loop.c (vect_transform_loop): Likewise.
23961 * tree-ssa-dom.c (optimize_stmt): Likewise.
23962 * tree-vect-slp.c (vect_schedule_slp): Likewise.
23963 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
23965 2012-04-05 Richard Guenther <rguenther@suse.de>
23967 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
23969 * gimple.h (gsi_remove): Adjust.
23970 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
23971 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
23972 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
23973 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
23974 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
23975 * tree-ssa-pre.c (eliminate): Likewise.
23977 2012-04-04 Mike Stump <mikestump@comcast.net>
23979 * doc/rtl.texi (const_double): Document as sign-extending.
23980 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
23981 * emit-rtl.c (immed_double_int_const): Refine to state the
23983 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
23984 CONST_DOUBLE integers.
23985 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
23986 negative values are converted. Fix conversions bigger than
23987 HOST_BITS_PER_WIDE_INT.
23988 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
23989 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
23990 * explow.c (plus_constant_mode): Add.
23991 (plus_constant): Implement with plus_constant_mode.
23992 * rtl.h (plus_constant_mode): Add.
23994 2012-04-04 Richard Guenther <rguenther@suse.de>
23996 PR tree-optimization/52808
23997 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
23998 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
24000 2012-04-04 Tristan Gingold <gingold@adacore.com>
24002 * expr.c (expand_expr_real_2): Handle larger sizetype in
24005 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
24007 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
24008 to m2a-single instead of m2e.
24010 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
24012 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
24013 Change type of BITOFFSET to signed. Make sure the lower bound of
24014 the computed range is non-negative by adjusting OFFSET and BITPOS.
24015 (expand_assignment): Adjust call to get_bit_range.
24017 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
24019 * h8300/h8300.c (h8300_current_function_monitor_function_p):
24020 New function. Added to check monitor functions.
24021 (h8300_option_override): Modified to generate error/warning
24022 messages for invalid combinations of different command line
24024 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
24025 save EXR on stack for monitor function in case of H8S target
24026 when "-mno-exr" is passed.
24027 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
24029 * doc/invoke.texi: Document H8S options.
24031 2012-04-03 Tristan Gingold <gingold@adacore.com>
24033 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
24034 of gcc_AC_FUNC_MMAP_BLACKLIST.
24035 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
24036 * Makefile.in (aclocal_deps): Add mmap.m4.
24037 * configure: Regenerate.
24038 * aclocal.m4: Regenerate.
24040 2012-04-03 Richard Guenther <rguenther@suse.de>
24042 PR tree-optimization/52808
24043 * tracer.c (tail_duplicate): Return whether we have duplicated
24045 (tracer): If we have duplicated any block, cleanup the CFG.
24046 * cfghooks.c (duplicate_block): If we duplicated a loop
24047 header but not its loop, destroy the loop because it now has
24049 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
24050 the cfg manipulation routines we are not creating a multiple
24053 2012-04-03 Tristan Gingold <gingold@adacore.com>
24055 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
24057 (vms_c_common_override_options): Allow parameterless variadic
24060 2012-04-03 Jakub Jelinek <jakub@redhat.com>
24062 PR tree-optimization/52835
24063 * tree-data-ref.c (build_rdg): Return NULL if
24064 compute_data_dependences_for_loop failed.
24066 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
24068 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
24069 for REAL_CST as well.
24070 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
24071 In the bitfield case, if the value is a REAL_CST, convert it first to
24074 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
24076 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
24077 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
24078 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
24080 * config/i386/biarchx32.h: New.
24082 2012-04-02 Anatoly Sokolov <aesok@post.ru>
24084 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
24085 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
24086 (arm_preferred_reload_class): New function.
24088 2012-04-02 Richard Guenther <rguenther@suse.de>
24090 PR tree-optimization/52756
24091 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
24092 (thread_through_loop_header): After threading through the loop latch
24093 remove the split part from the loop and clear further threading
24094 opportunities that would create a multiple entry loop.
24096 2012-04-02 Richard Guenther <rguenther@suse.de>
24098 PR rtl-optimization/52800
24099 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
24100 CLEANUP_CFG_CHANGED.
24102 2012-04-02 Richard Guenther <rguenther@suse.de>
24104 PR middle-end/52803
24105 * loop-init.c (gate_handle_loop2): Destroy loops here if
24106 we don't enter RTL loop optimizers.
24108 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
24111 2012-03-29 Richard Guenther <rguenther@suse.de>
24113 * rtl.h (extended_count): Remove.
24114 * combine.c (extended_count): Remove.
24116 2012-04-02 Dodji Seketeli <dodji@redhat.com>
24119 * pt.c (more_specialized_fn): Don't apply decay conversion to
24120 types of function parameters.
24122 2012-04-02 Tristan Gingold <gingold@adacore.com>
24124 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
24125 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
24126 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
24127 (ggc_pch_this_base): Use uintptr_t instead of size_t.
24129 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
24132 * config/i386/i386.c (ix86_option_override_internal): Don't
24133 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
24135 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
24137 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
24138 (stmt_can_make_abnormal_goto): Use it.
24139 (is_ctrl_altering_stmt): Likewise.
24141 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
24142 Kaz Kojima <kkojima@gcc.gnu.org>
24144 * config/sh/sh.c (push_regs): Skip banked registers when
24145 resbank attribute is specified.
24146 (sh_expand_epilogue): Likewise.
24148 2012-03-30 Richard Henderson <rth@redhat.com>
24151 * combine-stack-adj.c (prev_active_insn_bb): New.
24152 (next_active_insn_bb): New.
24153 (force_move_args_size_note): New.
24154 (combine_stack_adjustments_for_block): Use it.
24156 2012-03-30 Richard Henderson <rth@redhat.com>
24158 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
24159 (ix86_expand_vector_init_duplicate): Initialize it.
24160 (expand_vec_perm_palignr): Likewise.
24161 (ix86_expand_vec_perm_const): Likewise.
24162 (ix86_vectorize_vec_perm_const_ok): Likewise.
24163 (expand_vec_perm_blend): Use it.
24164 (expand_vec_perm_vpermil): Likewise.
24165 (expand_vec_perm_pshufb): Likewise.
24166 (expand_vec_perm_1): Likewise.
24167 (expand_vec_perm_pshuflw_pshufhw): Likewise.
24168 (expand_vec_perm_interleave2): Likewise.
24169 (expand_vec_perm_vpermq_perm_1): Likewise.
24170 (expand_vec_perm_vperm2f128): Likewise.
24171 (expand_vec_perm_interleave3): Likewise.
24172 (expand_vec_perm_vperm2f128_vblend): Likewise.
24173 (expand_vec_perm_vpshufb2_vpermq): Likewise.
24174 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
24175 (expand_vec_perm_broadcast): Likewise.
24176 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
24178 2012-03-30 Richard Henderson <rth@redhat.com>
24180 * dwarf2out.c (gen_variable_die): Initialize off.
24182 2012-03-30 Tristan Gingold <gingold@adacore.com>
24184 * config/vms/vms-f.c: New file.
24185 * config/vms/t-vms (vms-f.o): New rule.
24186 * config.gcc (*-*-*vms*): Define fortran_target_objs.
24188 2012-03-30 Richard Guenther <rguenther@suse.de>
24190 PR tree-optimization/52754
24191 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
24192 propagate arbitrary addresses into really plain dereferences.
24194 2012-03-30 Richard Guenther <rguenther@suse.de>
24196 PR middle-end/52772
24197 * except.c (emit_to_new_bb_before): Move loop updating ...
24198 (dw2_build_landing_pads): ... here. Use a proper block for
24199 querying the loop father.
24201 2012-03-30 Tristan Gingold <gingold@adacore.com>
24203 * config/ia64/ia64.c (ia64_section_type_flags): Remove
24204 common_object attribute handling.
24205 (SECTION_VMS_OVERLAY): Remove
24206 (ia64_vms_common_object_attribute): Replace abort with an assert.
24207 Do not set DECL_SECTION_NAME.
24208 (ia64_vms_output_aligned_decl_common): Handle common_object
24210 (ia64_vms_elf_asm_named_section): Remove.
24211 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
24213 2012-03-30 Richard Guenther <rguenther@suse.de>
24215 PR middle-end/52786
24216 * double-int.c (rshift_double): Remove not needed cast.
24218 2012-03-30 Richard Guenther <rguenther@suse.de>
24220 * tree-affine.h (print_aff): Remove.
24221 * tree-affine.c (print_aff): Make static.
24222 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
24223 (get_references_in_stmt): Likewise.
24224 (print_direction_vector): Likewise.
24225 (print_dir_vectors): Likewise.
24226 (print_dist_vectors): Likewise.
24227 (dump_subscript): Likewise.
24228 (dump_ddrs): Likewise.
24229 (dump_dist_dir_vectors): Likewise.
24230 (dump_data_references): Likewise.
24231 (dump_data_dependence_relation): Likewise.
24232 (dump_data_dependence_direction): Likewise.
24233 (dump_rdg_vertex): Likewise.
24234 (dump_rdg_component): Likewise.
24235 (debug_ddrs): Declare.
24236 (struct data_ref_loc_d): Move ...
24237 * tree-data-ref.c (struct data_ref_loc_d): ... here.
24238 (get_references_in_stmt): Make static.
24239 (dump_data_references): Likewise.
24240 (dump_subscript): Likewise.
24241 (print_direction_vector): Likewise.
24242 (print_dir_vectors): Likewise.
24243 (print_dist_vectors): Likewise.
24244 (dump_data_dependence_relation): Likewise.
24245 (dump_dist_dir_vectors): Likewise.
24246 (dump_ddrs): Likewise.
24247 (dump_rdg_vertex): Likewise.
24248 (dump_rdg_component): Likewise.
24249 (debug_ddrs): New function.
24250 (access_matrix_get_index_for_parameter): Remove.
24252 2012-03-30 Tristan Gingold <gingold@adacore.com>
24254 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
24255 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
24256 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
24257 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
24258 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
24259 (vms_patch_builtins): Handle new flags
24260 * config/vms/vms-crtlmap.map: Completed using nm on
24261 c and math system libraries.
24262 * config/vms/make-crtlmap.awk: Handle any number of flags.
24264 2012-03-30 Martin Jambor <mjambor@suse.cz>
24266 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
24267 is a builtin_stack_save in a dominating BB.
24269 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
24271 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
24272 crossing 128bit lane boundary.
24274 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
24276 * ira-color.c (setup_left_conflict_sizes_p): Process all
24277 conflicting objects.
24279 2012-03-29 Jakub Jelinek <jakub@redhat.com>
24281 PR tree-optimization/52760
24282 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
24283 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
24285 2012-03-29 Richard Guenther <rguenther@suse.de>
24287 * cgraph.h (cgraph_materialize_all_clones): Remove.
24288 (reset_inline_failed): Likewise.
24289 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
24290 * cgraphbuild.c (reset_inline_failed): Remove.
24291 * rtl.h (cse_main): Remove.
24292 (extended_count): Likewise.
24293 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
24294 (cse_main): Make static.
24295 * combine.c (extended_count): Remove.
24296 (dump_combine_stats): Mark as DEBUG_FUNCTION.
24297 * basic-block.h (reorder_basic_blocks): Remove.
24298 * bb-reorder.c (reorder_basic_blocks): Make static.
24299 * Makefile.in (dse.o): Remove dse.h dependency.
24301 * dse.c (gate_dse): Remove.
24302 (clear_alias_mode_eq): Likewise.
24303 (clear_alias_mode_hash): Likewise.
24304 (dse_record_singleton_alias_set): Likewise.
24305 (dse_invalidate_singleton_alias_set): Likewise.
24307 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
24309 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
24310 crtbegin_so%O%s for -shared.
24311 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
24313 2012-03-29 Richard Guenther <rguenther@suse.de>
24315 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
24316 (add_to_value): Remove.
24317 (print_value_expressions): Likewise.
24318 * tree-ssa-pre.c (add_to_value): Make static.
24319 (print_value_expressions): Likewise.
24320 * gimple.h (gimple_adjust_this_by_delta): Remove.
24321 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
24323 2012-03-29 Richard Guenther <rguenther@suse.de>
24325 PR middle-end/50708
24326 * double-int.h (rshift_double): Remove.
24327 * double-int.c (lshift_double): Use absu_hwi to make count positive.
24328 (rshift_double): Make static, take unsigned count argument,
24329 remove handling of negative count argument.
24330 (double_int_rshift): Dispatch to lshift_double.
24332 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
24334 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
24335 OPTION_MASK_ABI_64.
24337 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
24338 (SPEC_X32): Likewise.
24339 (MULTILIB_DEFAULTS): Likewise.
24341 * config/i386/i386.c (isa_opts): Remove -m64.
24342 (ix86_target_string): Properly handle -m32/-m64/-mx32.
24343 (ix86_option_override_internal): Properly
24344 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
24345 handle -m32, -m64 and -mx32.
24347 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
24348 with OPTION_ABI_X32. Moved after TARGET_LP64.
24349 (TARGET_LP64): Changed to OPTION_ABI_64.
24351 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
24352 (mx32): Replace ISA_X32 with ABI_X32.
24354 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
24356 * tree.c (tree_size) <VECTOR_CST>: New case.
24358 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
24360 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
24361 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
24363 2012-03-28 Jakub Jelinek <jakub@redhat.com>
24365 PR middle-end/52691
24366 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
24367 __builtin_va_start to __builtin_next_arg if the latter is
24368 builtin_decl_explicit_p rather than when it is not.
24370 PR middle-end/52750
24371 * tree-vect-generic.c (vector_element): Perform multiplication
24372 for pos in bitsizetype type instead of idx type.
24374 2012-03-28 Richard Guenther <rguenther@suse.de>
24376 * loop-init.c (loop_optimizer_init): If loops are preserved
24377 perform incremental initialization of required loop features.
24378 (loop_optimizer_finalize): If loops are to be preserved only
24379 clean up optional loop features.
24380 (rtl_loop_done): Forcefully free loops here.
24381 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
24382 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
24384 (construct_init_block): Likewise.
24385 (construct_exit_block): Likewise.
24386 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
24387 the CFG after expanding.
24388 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
24389 If we needed to calculate them, free them afterwards.
24390 * tree-pass.h (PROP_loops): New define.
24391 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
24392 * basic-block.h (CLEANUP_CFG_CHANGED): New.
24393 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
24394 (cleanup_cfg): If we did something and have loops around, fix them up.
24395 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
24396 with CLEANUP_CFG_CHANGED.
24397 * cfghooks.c (merge_blocks): If we merge a loop header into
24398 its predecessor, update the loop structure.
24399 (duplicate_block): If we copy a loop latch, adjust loop state
24400 to note we may have multiple latches.
24401 (delete_basic_block): Mark loops for fixup if we remove a loop.
24402 * cfganal.c (forwarder_block_p): Protect loop latches, headers
24404 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
24405 (cfg_layout_can_merge_blocks_p): Likewise.
24406 * cprop.c (bypass_block): If we create a loop with multiple
24407 entries, mark it for removal.
24408 * except.c (emit_to_new_bb_before): Add the new basic-block
24410 * tree-eh.c (lower_resx): Likewise.
24411 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
24412 (expand_omp_taskreg): Likewise.
24413 * tree-inline.c (initialize_cfun): Likewise.
24414 * tree-mudflap.c (add_bb_to_loop): Prototype.
24415 (mf_build_check_statement_for): Properly add new basic-blocks
24417 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
24418 if we remove a loop.
24419 (thread_through_loop_header): Likewise.
24420 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
24421 new basic-blocks to existing loops.
24422 (expand_transaction): Likewise.
24423 * Makefile.in (except.o): Add $(CFGLOOP_H).
24424 (expr.o): Likewise.
24425 (cgraph.o): Likewise.
24426 (cprop.o): Likewise.
24427 (cfgexpand.o): Likewise.
24428 (cfganal.o): Likewise.
24429 (trans-mem.o): Likewise.
24430 (tree-eh.o): Likewise.
24432 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
24435 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
24436 (avr_builtin_decl): New static function.
24437 (struct avr_builtin_description, avr_bdesc): Move up.
24438 Add GTY marker. Add field fndecl. Remove redundant field id.
24439 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
24440 (avr_expand_builtin): Code cleanup because .id is removed.
24442 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
24445 * config.gcc (tm_file): Remove avr/multilib.h.
24447 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
24449 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
24450 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
24451 * config/avr/t-avr: Remove generation of multilib.h.
24452 * config/avr/t-multilib: Regenerate.
24453 * config/avr/multilib.h: Remove.
24454 * config/avr/avr.opt (-msp8): New option.
24455 (avr_sp8): New variable.
24456 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
24457 * config/avr/avr.h (AVR_HAVE_SPH): New define.
24458 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
24459 (avr_device_to_sp8): New prototype.
24460 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
24461 (DRIVER_SELF_SPECS): New define.
24462 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
24463 __AVR_SP8__, __AVR_HAVE_SPH__.
24464 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
24465 AVR_HAVE_8BIT_SP to decide if SP_H is present.
24466 (avr_file_start): Ditto.
24468 2012-03-28 Jakub Jelinek <jakub@redhat.com>
24471 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
24472 instead of 8 in adjust_address.
24474 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
24476 PR middle-end/51893
24477 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
24480 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
24483 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
24484 Rearrange conditional logic. Move displacement address calculations
24486 (sh_find_mov_disp_adjust): ... this new function.
24488 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
24490 * config/arm/arm.opt (mapcs): Remove MaskExists.
24491 * config/cris/linux.opt (mno-gotplt): Likewise.
24492 * config/i386/i386.opt (mhard-float): Likewise.
24494 (mno-sse4): Likewise.
24495 * config/m68k/m68k.opt (mhard-float): Likewise.
24496 * config/mep/mep.op (mcop32): Likewise.
24497 * config/pa/pa-hpux.opt (msio): Likewise.
24498 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
24499 * config/picochip/picochip.opt (mlittle): Likewise.
24500 * config/sh/sh.opt (mrenesas): Likewise.
24501 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
24502 * config/sparc/sparc.opt (mhard-float): Likewise.
24503 * config/v850/v850.opt (mv850es): Likewise.
24504 * config/vax/vax.opt (mg-float): Likewise.
24506 2012-03-27 Martin Jambor <mjambor@suse.cz>
24508 PR middle-end/52693
24509 * tree-sra.c (sra_modify_assign): Do not call
24510 load_assign_lhs_subreplacements when working with an unscalarizable
24513 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
24516 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
24518 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
24519 * config/i386/i386.c: Include reload.h.
24520 (ix86_legitimize_reload_address): New function.
24522 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
24524 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
24525 hasn't been allocated. Define a target macro for Mask and
24526 InverseMask if it hasn't been defined. Remove MaskExists handling.
24528 * doc/options.texi: Remove MaskExists.
24530 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
24533 * config/sh/sh.c (find_barrier): Add equality check of last_got
24534 to avoid going above orig insn. Update comments.
24536 2012-03-27 Richard Guenther <rguenther@suse.de>
24538 PR middle-end/52720
24539 * fold-const.c (try_move_mult_to_index): Handle &x.array more
24542 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
24544 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
24545 of a unit before computing the offset in units.
24546 * expr.c (get_bit_range): Return the null range if the enclosing record
24547 is part of a larger bit field.
24549 2012-03-27 Tristan Gingold <gingold@adacore.com>
24551 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
24552 * config/ia64/ia64.md: Remove mode in template.
24553 Sign extend operand in expand_simple_binop.
24554 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
24555 CASE_VECTOR_MODE instead of TARGET_ILP32.
24556 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
24558 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
24560 * varasm.c (assemble_external): #if 0 out the new assert from the
24561 previous commit, it breaks the Java and Go front ends.
24563 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
24565 * toplev.c (check_global_declaration_1): Do not call assemble_external.
24566 * expr.c (emit_block_move_libcall_fn): Likewise.
24567 (clear_storage_libcall_fn): Likewise.
24568 (expand_expr_addr_expr_1): Likewise.
24569 (expand_expr_real_1): Likewise.
24570 * calls.c (rtx_for_function_call): Likewise.
24572 * varasm.c (assemble_external): Assert this function is only called
24573 during or after expanding to RTL.
24575 2012-03-26 Martin Jambor <mjambor@suse.cz>
24577 PR tree-optimization/50052
24578 * tree-sra.c (tree_non_aligned_mem_p): Removed.
24579 (tree_non_aligned_mem_for_access_p): Likewise.
24580 (build_accesses_from_assign): Removed strict alignment requirements
24582 (access_precludes_ipa_sra_p): Likewise.
24584 2012-03-26 Richard Guenther <rguenther@suse.de>
24586 PR tree-optimization/52701
24587 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
24588 compute and set the evolution part of PHI nodes.
24590 2012-03-26 Richard Guenther <rguenther@suse.de>
24592 PR tree-optimization/52721
24593 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
24595 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
24597 PR tree-optimization/52686
24598 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
24601 2012-03-26 Tristan Gingold <gingold@adacore.com>
24603 * config/alpha/vms.h (LINK_SPEC): Simplify.
24604 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
24605 (NAME__MAIN, SYMBOL__MAIN): Remove.
24606 (VMS_DEBUG_MAIN_POINTER): Remove.
24607 * config/ia64/vms.h: Likewise.
24608 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
24609 code to vms.c. Call vms_start_function.
24610 * config/ia64/ia64.c (ia64_start_function): Likewise.
24611 * config/vms/vms-protos.h (vms_start_function): Declare.
24612 * config/vms/vms.c (vms_start_function): New function.
24613 * config/vms/vms.h (MATH_LIBRARY): Define.
24614 (VMS_DEBUG_MAIN_POINTER): Define.
24616 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
24618 PR rtl-optimization/52629
24619 * reload1.c (count_pseudo): Short-circuit common case.
24620 (count_spilled_pseudo): Return early for pseudos without hard regs.
24621 Assert that the pseudo has got a hard reg before manipulating it.
24623 2012-03-24 Jan Hubicka <jh@suse.cz>
24626 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
24627 (decide_is_variable_needed): Do not handle toplevel reorder here.
24628 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
24629 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
24632 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
24634 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
24635 and str_bitsize instead of more convoluted expressions.
24637 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
24640 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
24642 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
24645 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
24647 2012-03-23 Martin Jambor <mjambor@suse.cz>
24649 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
24651 2012-03-23 Richard Guenther <rguenther@suse.de>
24653 PR tree-optimization/52678
24654 * tree-vectorizer.h (struct _stmt_vec_info): Add
24655 loop_phi_evolution_part member.
24656 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
24657 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
24658 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
24659 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24660 Use the cached evolution part and the PHI nodes value from
24661 the loop preheader edge instead of re-analyzing the evolution.
24663 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
24665 * config/mips/mips-tables.opt: Update.
24666 * config/mips/mips.md (processor): Add xlp.
24667 * config/mips/mips-cpus.def: Add xlp.
24668 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
24670 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
24671 * doc/invoke.texi: Mention XLP.
24673 2012-03-22 Jakub Jelinek <jakub@redhat.com>
24675 PR middle-end/52547
24676 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
24677 on any new_local_var_chain vars declared during recursing on
24678 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
24680 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
24682 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
24683 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
24684 (ASM_OUTPUT_LOCAL): Ditto.
24685 (ASM_OUTPUT_COMMON): Remove.
24686 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
24687 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
24689 2012-03-22 Jan Hubicka <jh@suse.cz>
24691 PR middle-end/51737
24692 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
24694 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
24695 * ipa-inline-transform.c (save_inline_function_body): Remove
24696 copied clone if needed.
24697 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
24699 2012-03-22 Richard Guenther <rguenther@suse.de>
24701 PR middle-end/52666
24702 * fold-const.c (fold_ternary_loc): Fix typo.
24704 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
24707 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
24708 (unspecv): Add UNSPECV_MEMORY_BARRIER.
24709 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
24710 (delay_cycles_1, delay_cycles_2): Ditto.
24711 (delay_cycles_3, delay_cycles_4): Ditto.
24712 (nopv, *nopv): Ditto.
24713 (sleep, *sleep): Ditto.
24714 (wdr, *wdr): Ditto.
24716 2012-03-22 Richard Guenther <rguenther@suse.de>
24718 PR tree-optimization/52548
24719 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
24720 because of clobbers.
24721 (prune_clobbered_mems): New function.
24722 (compute_antic_aux): Use it to prune ANTIC_OUT.
24723 (compute_partial_antic_aux): Use it to prune PA_IN.
24724 (compute_avail): Only insert expressions into EXP_GEN that are not
24725 invalidated when translated up to the beginning of the block.
24727 2012-03-22 Richard Guenther <rguenther@suse.de>
24729 PR tree-optimization/52638
24730 * tree-vect-stmts.c (vect_init_vector_1): New function, split
24732 (vect_init_vector): ... here. Handle scalar vector inits.
24733 (vect_get_vec_def_for_operand): Adjust.
24734 (vectorizable_load): Likewise.
24736 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
24738 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
24739 (alpha*-*-freebsd*): Ditto.
24740 (alpha*-*-netbsd*): Ditto.
24741 (alpha*-*-openbsd*): Ditto.
24742 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
24743 (DWARF2_DEBUGGING_INFO): Remove.
24744 (PREFERRED_DEBUGGING_TYPE): Remove.
24745 (ASM_FINAL_SPEC): Remove.
24746 (IDENT_ASM_OP): Remove.
24747 (ASM_OUTPUT_IDENT): Remove.
24748 (SKIP_ASM_OP): Remove.
24749 (ASM_OUTPUT_SKIP): Remove.
24750 (ALIGN_ASM_OP): Remove.
24751 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
24752 (ASM_OUTPUT_CASE_LABEL): Remove.
24753 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
24754 (COMMON_ASM_OP): Remove.
24755 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
24756 (ASCII_DATA_ASM_OP): Remove.
24757 (READONLY_DATA_SECTION_ASM_OP): Remove.
24758 (INIT_SECTION_ASM_OP): Remove.
24759 (FINI_SECTION_ASM_OP): Remove.
24760 (ASM_SECTION_START_OP): Remove.
24761 (ASM_OUTPUT_SECTION_START_FILE): Remove.
24762 (TARGET_ASM_NAMED_SECTION): Remove.
24763 (TARGET_ASM_SELECT_SECTION): Remove.
24764 (MAKE_DECL_ONE_ONLY): Remove.
24765 (TYPE_ASM_OP): Remove.
24766 (SIZE_ASM_OP): Remove.
24767 (ASM_WEAKEN_LABEL): Remove.
24768 (TYPE_OPERAND_FMT): Remove.
24769 (ASM_DECLARE_RESULT): Remove.
24770 (ASM_DECLARE_OBJECT_NAME): Remove.
24771 (ASM_FINISH_DECLARE_OBJECT): Remove.
24772 (ELF_ASCII_ESCAPES): Remove.
24773 (ELF_STRING_LIMIT): Remove.
24774 (STRING_ASM_OP): Remove.
24775 (ASM_OUTPUT_EXTERNAL): Remove.
24776 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
24777 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
24779 (ASM_DECLARE_FUNCTION_NAME): Ditto.
24780 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
24781 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
24782 (ASM_OUTPUT_SKIP): Ditto.
24783 (READONLY_DATA_SECTION_ASM_OP): Remove.
24784 (USER_LABEL_PREFIX): Remove.
24785 (ASM_OUTPUT_ASCII): Remove.
24786 (ASM_OUTPUT_CASE_LABEL): Remove.
24787 (NO_DOLLAR_IN_LABEL): Undefine.
24789 2012-03-22 Richard Guenther <rguenther@suse.de>
24791 PR tree-optimization/52459
24792 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
24793 PHI insertion for calls.
24795 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
24797 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
24798 find_sets_in_insn, canonicalize_insn): Split out from ...
24799 (cse_insn): ... here.
24800 (invalidate_from_clobbers): Take an insn instead of the pattern.
24802 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
24805 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
24806 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
24807 * config/sh/sh.md (sindf2, cosdf2): Remove.
24809 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
24812 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
24813 prologue for unwinder and profiler.
24815 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
24817 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
24818 Introduce emul_name to select the right linker emulation for
24819 powerpc64-*-freebsd*.
24820 * configure: Regenerate.
24821 * config.gcc: Add bits to support powerpc64-*-freebsd*.
24822 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
24823 * config/rs6000/freebsd64.h: New file.
24824 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
24826 (rs6000_savres_strategy): Likewise.
24827 (rs6000_savres_routine_name): Likewise.
24828 (rs6000_elf_file_end): Likewise.
24829 * config/rs6000/t-freebsd64: New file.
24830 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
24831 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
24833 * config/rs6000/freebsd64.h: Remove duplicated entries from last
24835 * config/rs6000/t-freebsd64: Likewise.
24837 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
24839 PR rtl-optimization/52543
24841 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
24842 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
24843 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
24844 (avr_load_libgcc_p): Restrict to __flash loads.
24845 (avr_out_lpm): Only handle 1-byte loads from __flash.
24846 (avr_load_lpm): New function.
24847 (avr_find_unused_d_reg): Remove.
24848 (avr_out_lpm_no_lpmx): Remove.
24849 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
24850 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
24851 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
24852 (load_<mode>, load_<mode>_clobber): New insns.
24853 (mov<mode>): For multi-byte move from non-generic
24854 16-bit address spaces: Expand to load_<mode> resp.
24855 load_<mode>_clobber.
24856 (load<mode>_libgcc): Remove expander.
24857 (split-lpmx): Remove split.
24859 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
24861 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
24862 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
24863 All callers changed.
24864 (Fixed_core_reg): New feature.
24865 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
24867 * neon-testgen.ml: Handle Fixed_core_reg.
24869 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
24871 * config/arm/arm.c (thumb2_reorg): Add complete support
24872 for 16-bit instructions.
24873 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
24875 2012-03-21 Richard Guenther <rguenther@suse.de>
24877 PR tree-optimizer/52636
24878 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
24879 to the appropriate type.
24881 2012-03-21 Richard Guenther <rguenther@suse.de>
24883 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
24885 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
24886 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
24887 * passes.c (init_optimization_passes): Remove pass_init_function,
24888 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
24889 * tree-pass.h (pass_init_function): Remove.
24890 (pass_jump): Remove.
24891 (pass_initial_value_sets): Remove.
24892 (pass_unshare_all_rtl): Remove.
24893 * integrate.c (pass_initial_value_sets): Remove.
24894 * emit-rtl.c (pass_unshare_all_rtl): Remove.
24895 * tree.h (init_function_for_compilation): Remove.
24896 * function.c (init_function_for_compilation): Remove.
24897 (pass_init_function): Remove.
24898 * cfgcleanup.c (rest_of_handle_jump): Remove.
24899 (pass_jump): Remove.
24901 2012-03-20 Jason Merrill <jason@redhat.com>
24903 * tree-streamer-in.c (streamer_alloc_tree): Call
24904 ggc_alloc_zone_cleared_tree_node instead of
24905 ggc_alloc_zone_cleared_tree_node_stat.
24907 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
24909 * doc/extend.texi (Template Instantiation): Remove anachronisms.
24911 2012-03-20 Jakub Jelinek <jakub@redhat.com>
24914 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
24915 (ix86_expand_vec_perm_const_1): Call it.
24917 * config/i386/i386.c (vselect_insn): New variable.
24918 (init_vselect_insn): New function.
24919 (expand_vselect, expand_vselect_insn): Add testing_p argument.
24920 Call init_vselect_insn if vselect_insn is NULL. Adjust
24921 PATTERN (vselect_insn), instead of creating a new insn each time,
24922 only emit a copy of it if not testing and recog has been successful.
24923 (expand_vec_perm_pshufb, expand_vec_perm_1,
24924 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
24928 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
24929 ("enabled" attribute): Handle avx2 and noavx2 isas.
24930 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
24932 (vec_dup<mode>): Add avx2 =x,x alternative.
24933 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
24934 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
24935 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
24936 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
24938 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
24939 if possible, handle also V8SFmode.
24941 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
24943 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
24944 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
24945 reg_or_zero_operand predicate.
24946 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
24948 2012-03-20 Jakub Jelinek <jakub@redhat.com>
24950 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
24951 If operand isn't UNSPEC, return 0.
24953 2012-03-20 Richard Guenther <rguenther@suse.de>
24955 * tree-pass.h (pass_rtl_eh): Remove.
24956 * except.c (gate_handle_eh): Likewise.
24957 (rest_of_handle_eh): Likewise.
24958 (pass_rtl_eh): Likewise.
24959 (finish_eh_generation): Export.
24960 * except.h (finish_eh_generation): Declare.
24961 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
24962 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
24963 after expanding stack alignment. Instead of compacting blocks
24966 2012-03-20 Richard Guenther <rguenther@suse.de>
24968 * stor-layout.c (finish_bitfield_representative): Fallback
24969 to conservative maximum size if the padding up to the next
24970 field cannot be computed as a constant.
24971 (finish_bitfield_layout): If we cannot compute the distance
24972 between the start of the bitfield representative and the
24973 bitfield member start a new representative.
24974 * expr.c (get_bit_range): The distance between the start of
24975 the bitfield representative and the bitfield member is zero
24976 if the field offsets are not constants.
24978 2012-03-20 Tristan Gingold <gingold@adacore.com>
24980 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
24981 convert in lowercase.
24982 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
24983 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
24984 * stor-layout.c (sizetype_tab): Adjust.
24985 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
24986 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
24987 instead of type_kind_last.
24988 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
24989 instead of size_int_kind.
24990 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
24991 * doc/tm.texi: Regenerate.
24992 * defaults.h (SIZETYPE): Provide a default value.
24993 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
24994 (SIZETYPE): Define.
24996 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
24998 * config/sh/sh.md: Use braced string notation where applicable.
25000 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
25002 * config/i386/i386.md (allocate_stack): Simplify.
25004 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
25006 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
25007 copy_to_mode_reg (Pmode, ...).
25008 (expand_builtin_frame_address): Ditto.
25009 * expr.c (emit_block_move_via_libcall): Ditto.
25010 (set_storage_via_libcall): Ditto.
25012 * config/i386/i386.c (ix86_expand_movmem): Ditto.
25013 (ix86_expand_setmem): Ditto.
25014 (ix86_trampoline_init): DItto.
25015 * config/i386/i386.md (cmpstrnsi): Ditto.
25017 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
25019 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
25020 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
25021 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
25022 (SH Options): Likewise.
25024 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
25026 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
25027 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
25028 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
25029 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
25030 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
25033 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
25035 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
25036 * config/i386/i386.c (ix86_decompose_address): Use
25037 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
25038 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
25039 thread pointer to a register.
25042 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
25044 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
25045 if Pmode != word_mode.
25046 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
25047 Pmode == SImode for TARGET_X32.
25049 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
25050 (tls_initial_exec_x32): Likewise.
25052 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
25055 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
25056 DISP_ADDR_OFFSET): New macros.
25057 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
25058 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
25059 (sh_legitimize_address): Add QImode displacement handling.
25060 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
25062 (sh_secondary_reload): Add QImode displacement handling.
25063 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
25064 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
25065 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
25066 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
25067 to register operands only.
25068 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
25069 (extendqihi2): Change insn to expander.
25070 (*extendqihi2_compact_reg): New insn.
25071 (movqi_i, movqi): Replace with ...
25072 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
25073 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
25074 Add new peepholes for QImode displacement addressing.
25076 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
25079 * doc/invoke.texi: Document -Wuseless-cast.
25081 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
25083 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
25084 * tree.h (handled_component_p): Reorder cases.
25085 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
25086 not initialize unsignedp.
25087 (loc_list_from_tree): Likewise.
25088 (fortran_common): Likewise.
25089 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
25091 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
25093 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
25094 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
25095 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
25096 (ix86_split_long_move): Ditto.
25097 (legitimize_tls_address): Use ix86_gen_sub3.
25098 (construct_plt_address): Assert that Pmode == DImode.
25100 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
25102 * config/i386/i386.md: Remove empty predicates and/or constraints.
25103 * config/i386/sync.md: Ditto.
25104 * config/i386/sse.md: Ditto.
25105 * config/i386/mmx.md: Ditto.
25106 * config/i386/pentium.md: Ditto.
25107 * config/i386/athlon.md: Ditto.
25109 2012-03-16 Richard Guenther <rguenther@suse.de>
25111 PR tree-optimization/52603
25112 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
25116 2012-03-14 Richard Guenther <rguenther@suse.de>
25118 PR tree-optimization/52571
25119 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
25120 flag_section_anchors check ...
25121 (vect_can_force_dr_alignment_p): ... here.
25123 2012-03-16 Martin Jambor <mjambor@suse.cz>
25125 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
25126 memory through MEM_REFs by calling extract_bit_field.
25128 2012-03-16 Richard Guenther <rguenther@suse.de>
25130 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
25131 and REFERENCE_TYPE interpretations.
25132 (can_native_interpret_type_p): New function.
25133 (fold_ternary_loc): Use native encode/interpret to fold
25134 BIT_FIELD_REFs of constants.
25136 2012-03-16 Richard Guenther <rguenther@suse.de>
25138 PR middle-end/52584
25139 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
25140 of vector constants and constructors.
25142 2012-03-16 Richard Guenther <rguenther@suse.de>
25144 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
25145 VIEW_CONVERT_EXPR to convert constants.
25146 (vect_is_simple_use): Treat all constants as vec_constant_def.
25148 2012-03-16 Richard Guenther <rguenther@suse.de>
25149 Kai Tietz <ktietz@redhat.com>
25151 PR middle-end/48814
25152 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
25153 side-effects completely in the pre-queue and use a temporary
25156 2012-03-16 Richard Guenther <rguenther@suse.de>
25158 * stor-layout.c (finish_bitfield_representative): Fall back
25159 to the conservative maximum size if we cannot compute the
25160 size of the tail padding.
25162 2012-03-16 Tristan Gingold <gingold@adacore.com>
25164 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
25165 __CRTL_VER and __VMS_VER.
25166 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
25167 and vms_c_get_vms_ver.
25168 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
25170 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
25171 (VMS_DEFAULT_VMS_VER): Define.
25172 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
25173 (VMS_DEFAULT_VMS_VER): Define.
25175 2012-03-16 Richard Guenther <rguenther@suse.de>
25177 * tree-vect-loop.c (get_initial_def_for_induction): Use
25178 build_constructor directly.
25179 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
25180 build_vector_from_val.
25181 * tree.c (build_vector_from_val): Avoid creating a constructor
25182 first when we want a constant vector.
25184 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25186 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
25188 2012-03-16 Richard Guenther <rguenther@suse.de>
25190 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
25191 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
25192 (struct tree_vector): Remove elements member, add variable size
25194 (build_vector_stat): Declare.
25195 (build_vector): Define in terms of build_vector_stat.
25196 * tree.c (build_vector): Rename to ...
25197 (build_vector_stat): ... this. Take array of trees as parameter.
25198 (build_vector_from_ctor): Adjust.
25199 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
25200 initializer_zerop): Adjust.
25201 * cfgexpand.c (expand_debug_expr): Likewise.
25202 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
25203 const_vector_from_tree): Likewise.
25204 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
25205 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
25206 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
25207 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
25208 (lto_input_ts_vector_tree_pointers): Adjust.
25209 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
25210 (write_ts_vector_tree_pointers): Adjust.
25211 * varasm.c (const_hash_1, compare_constant, copy_constant,
25212 output_constant): Adjust.
25213 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
25214 * print-tree.c (print_node): Adjust.
25215 * tree-pretty-print.c (dump_generic_node): Adjust.
25216 * tree-vect-generic.c (uniform_vector_p, vector_element,
25217 lower_vec_perm): Adjust.
25218 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
25219 * tree-vect-slp.c (vect_get_constant_vectors,
25220 vect_transform_slp_perm_load): Adjust.
25221 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
25222 * expmed.c (make_tree): Adjust.
25223 * config/i386/i386.c (ix86_expand_builtin): Adjust.
25224 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
25225 and implementation.
25226 (sparc_fold_builtin): Adjust.
25228 2012-03-16 Tristan Gingold <gingold@adacore.com>
25230 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
25231 * config/vms/vms-stdint.h: New file.
25233 2012-03-16 Tristan Gingold <gingold@adacore.com>
25235 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
25236 (ia64-hp-*vms*): Replaced by ...
25237 (*-*-*vms*): ... This new entry.
25239 2012-03-15 Jakub Jelinek <jakub@redhat.com>
25242 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
25243 (ix86_expand_vec_perm_const_1): Use it.
25246 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
25247 (avx2_permv4df): Remove.
25248 (avx2_permv4di): Macroize into...
25249 (avx2_perm<mode>): ... this using VI8F_256 iterator.
25250 (avx2_permv4di_1): Macroize into...
25251 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
25253 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
25255 * combine.c (apply_distributive_law): Do not distribute SUBREG.
25257 2012-03-15 Ira Rosen <irar@il.ibm.com>
25258 Ulrich Weigand <ulrich.weigand@linaro.org>
25260 * tree-vect-patterns.c (widened_name_p): Rename to ...
25261 (type_conversion_p): ... this. Add new argument to determine
25262 if it's a promotion or demotion operation. Check for
25263 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
25264 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
25266 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
25267 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
25269 (vect_recog_mixed_size_cond_pattern): Likewise and allow
25270 non-constant then and else clauses.
25272 2012-03-15 Ira Rosen <irar@il.ibm.com>
25273 Ulrich Weigand <ulrich.weigand@linaro.org>
25275 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
25276 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
25277 vect_pattern_recog.
25278 * tree-vect-patterns.c (widened_name_p): Pass basic block
25279 info to vect_is_simple_use.
25280 (vect_recog_dot_prod_pattern): Fail for basic blocks.
25281 (vect_recog_widen_sum_pattern): Likewise.
25282 (vect_handle_widen_op_by_const): Support basic blocks.
25283 (vect_operation_fits_smaller_type,
25284 vect_recog_over_widening_pattern): Likewise.
25285 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
25286 Update call to vect_is_simple_use.
25287 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
25289 (check_bool_pattern): Add an argument, update call to
25290 vect_is_simple_use and the recursive calls.
25291 (vect_recog_bool_pattern): Update relevant function calls.
25293 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
25294 (vect_pattern_recog_1): Check for reduction only in loops.
25295 (vect_pattern_recog): Add new argument. Support basic blocks.
25296 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
25297 info to vect_is_simple_use_1.
25298 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
25299 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
25301 2012-03-15 Jakub Jelinek <jakub@redhat.com>
25302 Andrew Pinski <apinski@cavium.com>
25304 PR middle-end/52592
25305 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
25306 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
25307 calls instead of __builtin_ir{int,ound}*.
25309 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
25311 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
25314 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
25316 * config.gcc (target_type_format_char): New. Document it. Set it for
25318 * configure.ac (gnu_unique_option): Use target_type_format_char
25319 in test. Comment rationale.
25320 * configure: Regenerate .
25322 2012-03-15 Jakub Jelinek <jakub@redhat.com>
25324 PR tree-optimization/52267
25325 * tree-vrp.c (masked_increment): New function.
25326 (register_edge_assert_for_2): Derive ASSERT_EXPRs
25327 from (X & CST1) cmp CST2 tests.
25329 2012-03-15 Richard Guenther <rguenther@suse.de>
25331 PR middle-end/52580
25332 * tree-data-ref.c (subscript_dependence_tester_1): Check
25333 all dimensions for non-conflicting access functions.
25335 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
25338 * doc/invoke.texi [C++ Language Options]: Document
25339 -ftemplate-backtrace-limit.
25341 2012-03-15 Tristan Gingold <gingold@adacore.com>
25343 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
25344 before a parameter.
25346 2012-03-15 Tristan Gingold <gingold@adacore.com>
25348 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
25349 use DW_OP_call_frame_cfa.
25351 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
25354 * config/i386/i386-opts.h (pmode): New.
25356 * config/i386/i386.c (ix86_option_override_internal): Properly
25357 check and set ix86_pmode.
25359 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
25361 * config/i386/i386.opt (maddress-mode=): New.
25363 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
25365 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25367 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
25368 (dwarf2out_do_cfi_asm): Likewise.
25369 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
25371 (add_data_member_location_attribute): Likewise.
25372 (gen_array_type_die): Likewise.
25373 (gen_subprogram_die): Likewise.
25374 (gen_producer_string): Likewise.
25375 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
25376 Remove MIPS_DEBUGGING_INFO handling.
25377 (sdb_debug_hooks): Likewise.
25378 (sdbout_begin_block): Likewise.
25379 (sdbout_end_block): Likewise.
25380 (sdbout_begin_prologue): Likewise.
25381 (sdbout_start_source_file): Likewise.
25382 (sdbout_end_source_file): Likewise.
25383 (sdbout_init): Likewise.
25384 * system.h (MIPS_DEBUGGING_INFO): Poison.
25386 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25388 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
25389 (alpha_file_start) [MS_STAMP]: Remove.
25391 * config/alpha/elf.h (TARGET_GAS): Remove.
25392 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
25393 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
25394 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
25395 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
25396 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
25397 (alpha*-*-freebsd*): Likewise.
25398 (alpha*-*-netbsd*): Likewise.
25399 (alpha*-*-openbsd*): Likewise.
25400 (alpha*-*-*): Remove target_cpu_default2.
25401 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
25403 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
25404 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
25405 * config/alpha/alpha.c (print_operand): Always assume
25406 TARGET_AS_SLASH_BEFORE_SUFFIX.
25407 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
25408 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
25409 ("*builtin_setjmp_receiver_er_1"): Remove.
25410 * config/alpha/alpha.opt (malpha-as): Remove.
25412 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
25414 Remove DEC Unix reference.
25416 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
25417 (EXTENDED_COFF): Remove.
25418 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
25419 (EXTENDED_COFF): Don't undef.
25420 * config/alpha/alpha.c (alpha_file_start): Always assume
25422 Don't set targetm.asm_file_start_file_directive.
25423 [!OBJECT_FORMAT_ELF]: Remove.
25424 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
25426 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
25427 (DBX_DEBUGGING_INFO): Remove.
25428 (MIPS_DEBUGGING_INFO): Remove.
25429 (PREFERRED_DEBUGGING_TYPE): Remove.
25430 (DBX_OUTPUT_SOURCE_LINE): Remove.
25431 (SDB_OUTPUT_SOURCE_LINE): Remove.
25432 (DBX_CONTIN_LENGTH): Remove.
25433 (NO_DBX_FUNCTION_END): Remove.
25434 (ASM_STABS_OP): Remove.
25435 (ASM_STABN_OP): Remove.
25436 (ASM_STABD_OP): Remove.
25437 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
25438 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
25439 (PUT_SDB_DEF): Remove.
25440 (PUT_SDB_PLAIN_DEF): Remove.
25441 (PUT_SDB_TYPE): Remove.
25442 (sdb_label_count): Remove.
25443 (PUT_SDB_BLOCK_START): Remove.
25444 (PUT_SDB_BLOCK_END): Remove.
25445 (PUT_SDB_FUNCTION_START): Remove.
25446 (PUT_SDB_FUNCTION_END): Remove.
25447 (PUT_SDB_EPILOGUE_END): Remove.
25448 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
25449 (MIPS_DEBUGGING_INFO): Don't undef.
25450 (DBX_DEBUGGING_INFO): Don't undef.
25451 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
25452 (MIPS_DEBUGGING_INFO): Don't undef.
25453 (DBX_DEBUGGING_INFO): Don't undef.
25454 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
25455 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
25457 (alpha_start_function): Likewise.
25458 (sdb_label_count): Remove.
25459 (alpha_output_filename): Remove DBX_DEBUG handling.
25460 (alpha_file_start): Likewise.
25462 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25464 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
25465 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
25466 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
25468 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
25469 (ld_tls_support): Remove Solaris 8 references.
25470 (lwp_dir, lwp_spec): Remove support for alternate thread library.
25471 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
25472 * configure: Regenerate.
25473 * config.in: Regenerate.
25475 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
25476 * config/i386/sol2.h: Remove Solaris 8 references.
25478 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
25479 (i?86-*-solaris2.9): ... this.
25480 Remove Solaris 8 references.
25481 (Specific, *-*-solaris2*): Document Solaris 8 removal.
25482 Remove Solaris 8 references.
25484 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25486 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
25487 (mips-sgi-irix6.5*): Remove.
25488 * config.host (mips-sgi-irix*): Remove.
25489 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
25490 (set_have_as_tls): Remove *-*-irix6*.
25491 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
25492 * configure: Regenerate.
25494 * config/mips/iris6.h: Remove.
25495 * config/mips/iris6.opt: Remove.
25496 * config/mips/t-irix6: Remove.
25498 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
25499 (TARGET_IRIX6): Remove.
25500 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
25501 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
25502 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
25504 (mips_file_start): Likewise.
25505 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
25507 * config/mips/driver-native.c [__sgi__]: Remove.
25508 (host_detect_local_cpu) [__sgi__]: Remove.
25510 * config/mips/gnu-user.h: Remove iris5.h reference.
25512 * config/mips/mips-modes.def: Remove IRIX 6 reference.
25513 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
25514 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
25517 * gcc.c (main): Move asm_debug initialization ...
25518 (asm_debug): ... here.
25520 * ginclude/stddef.h (__STDDEF_H__): Don't define.
25522 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
25523 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
25524 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
25525 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
25526 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
25527 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
25529 * doc/tm.texi: Regenerate.
25531 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
25533 (MIPS Options, -march): Remove IRIX reference.
25534 * doc/install.texi (Binaries, SGI IRIX): Remove.
25535 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
25537 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
25539 2012-03-14 Martin Jambor <mjambor@suse.cz>
25541 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
25542 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
25543 (expand_expr_real_1): Do not handle misalignment if modifier is
25546 2012-03-14 Richard Guenther <rguenther@suse.de>
25548 PR middle-end/52584
25549 * tree-vect-generic.c (type_for_widest_vector_mode): Take
25550 element type instead of mode, use build_vector_type_for_mode
25551 instead of the langhook, build a vector of proper signedness.
25552 (expand_vector_operations_1): Adjust.
25554 2012-03-14 Richard Guenther <rguenther@suse.de>
25556 PR middle-end/52582
25557 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
25558 a cgraph node for a FUNCTION_DECL that comes from a constructor.
25559 (gimple_get_virt_method_for_binfo): Likewise.
25561 2012-03-14 Richard Guenther <rguenther@suse.de>
25563 PR tree-optimization/52571
25564 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
25565 flag_section_anchors check ...
25566 (vect_can_force_dr_alignment_p): ... here. Do not re-align
25567 DECL_COMMON variables.
25569 2012-03-14 Richard Guenther <rguenther@suse.de>
25571 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
25572 * stor-layout.c (start_bitfield_representative): New function.
25573 (finish_bitfield_representative): Likewise.
25574 (finish_bitfield_layout): Likewise.
25575 (finish_record_layout): Call finish_bitfield_layout.
25576 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
25577 for QUAL_UNION_TYPE fields.
25578 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
25579 Stream DECL_BIT_FIELD_REPRESENTATIVE.
25580 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
25582 PR middle-end/52080
25583 PR middle-end/52097
25584 PR middle-end/48124
25585 * expr.c (get_bit_range): Unconditionally extract bitrange
25586 from DECL_BIT_FIELD_REPRESENTATIVE.
25587 (expand_assignment): Adjust call to get_bit_range.
25589 2012-03-14 Richard Guenther <rguenther@suse.de>
25591 PR middle-end/52578
25592 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
25593 the outermost conversion is a sign-change only.
25594 (fold_binary_loc): Disregard widening and sign-changing
25595 conversions when we determine if two variables are equal
25597 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
25598 (T1)x if the outermost conversion is a sign-change only.
25600 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
25603 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
25605 * config/i386/predicates.md (constant_call_address_operand): Declare
25606 as special predicate. Update all uses.
25608 2012-03-13 Jakub Jelinek <jakub@redhat.com>
25611 * c-parser.c (c_parser_postfix_expression)
25612 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
25614 * config/i386/smmintrin.h: Avoid /* within a comment.
25615 * config/i386/nmmintrin.h: Likewise.
25617 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
25619 * config/i386/i386.md (xbegin): Remove constraint from expander.
25621 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
25623 * config/i386/predicates.md (constant_call_address_operand): Declare
25624 as special predicate. Update all uses.
25625 * config/i386/i386.md: Remove mode from constant_call_address_operand
25627 * config/i386/i386.c (ix86_output_call_insn): Call
25628 constant_call_address_operand with VOIDmode.
25630 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
25632 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
25633 AND zero extended address correctly.
25635 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
25637 * config/i386/predicates.md (tls_symbolic_operand): Declare as
25639 (tls_modbase_operand): Ditto.
25640 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
25641 tls_modbase_operand predicates.
25643 2012-03-13 Martin Jambor <mjambor@suse.cz>
25645 * expr.c (expand_assignment): Handle misaligned scalar writes to
25646 memory through top-level MEM_REFs by calling store_bit_field.
25648 2012-03-13 Richard Guenther <rguenther@suse.de>
25650 PR middle-end/52134
25651 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
25652 if Y is a constant multiple of 1 << CST.
25654 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
25657 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
25658 offset (size) to a value the insns can deal with.
25659 (expand_epilogue): Ditto.
25661 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
25663 * config/arm/neon.ml (ops): Fixup expected instructions for
25664 unsigned vector compares.
25666 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
25668 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
25669 addresses only when %reg is not in word mode.
25671 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25673 * config/microblaze/microblaze.md: Fix typo.
25674 * tree-if-conv.c: Likewise.
25675 * tree-vect-patterns.c: Likewise.
25677 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25679 * config.gcc (extra_passes): Remove.
25680 * configure.ac (extra_passes): Don't substitute.
25681 * configure: Regenerate.
25682 * Makefile.in (EXTRA_PASSES): Remove.
25683 (GCC_PASSES): Remove $(EXTRA_PASSES).
25684 (MOSTLYCLEANFILES): Likewise.
25685 (native): Likewise.
25686 (install-common): Likewise.
25688 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
25690 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
25691 * config/i386/i386.c (ix86_decompose_address): Use
25692 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
25693 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
25694 thread pointer to a register.
25696 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
25698 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
25699 on tls_symbolic_operand.
25700 (tls_global_dynamic_64_<mode>): Likewise.
25702 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
25705 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
25706 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
25708 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
25711 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
25712 type from reg_class_t to enum reg_class.
25713 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
25715 2012-03-12 Andrew Pinski <apinski@cavium.com>
25717 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
25718 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
25719 (value_replacement): Likewise.
25720 (empty_block_p): Check also if the PHIs for the block are empty.
25722 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
25725 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
25726 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
25727 r184615 from 2012-02-28.
25729 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
25731 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
25732 (ix86_gen_tls_local_dynamic_base_64): Likewise.
25733 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
25734 and ix86_gen_tls_local_dynamic_base_64.
25735 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
25736 ix86_gen_tls_local_dynamic_base_64.
25738 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
25739 (*tls_global_dynamic_64_<mode>): This.
25740 (tls_global_dynamic_64): Renamed to ...
25741 (tls_global_dynamic_64_<mode>): This.
25742 (*tls_local_dynamic_base_64): Renamed to ...
25743 (*tls_local_dynamic_base_64_<mode>): This.
25744 (tls_local_dynamic_base_64): Renamed to ...
25745 (tls_local_dynamic_base_64_<mode>): This.
25747 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
25749 * config/i386/i386.c (ix86_option_override_internal): Properly
25750 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
25751 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
25752 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
25753 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
25755 * config/i386/sse.md (sse3_monitor64): Renamed to ...
25756 (sse3_monitor64_<mode>): This.
25758 2012-03-12 Tristan Gingold <gingold@adacore.com>
25760 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
25761 (ia64_function_arg_advance): Ditto.
25763 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25765 * config.gcc (mips*-*-openbsd*): Remove.
25766 * config/mips/openbsd.h: Remove.
25767 * config/mips/sdb.h: Remove.
25769 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
25770 * config/mips/mips.c (sdb_label_count): Remove.
25771 (mips_debugger_offset): Remove #if 0 code.
25772 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
25773 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
25775 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25777 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
25778 binutils reference.
25779 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
25780 Update binutils references.
25781 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
25782 Update binutils reference.
25783 Update Sun as/GNU ld caveat.
25784 Document binutils largefile requirement for LTO plugin.
25785 Remove reference to alternate libpthread.
25787 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25789 * config.gcc (alpha*-dec-osf5.1*): Remove.
25790 * config.host (alpha*-dec-osf*): Remove.
25791 * configure.ac (*-*-osf*): Remove.
25792 (alpha*-dec-osf*): Remove.
25793 * configure: Regenerate.
25795 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
25796 config/alpha/va_list.h, config/alpha/x-osf: Remove.
25798 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
25799 * config/alpha/alpha.c (struct machine_function): Update comment.
25800 (alpha_start_function): Remove Tru64 UNIX as handling for
25802 * config/alpha/alpha.md ("exception_receiver"): Remove
25803 TARGET_LD_BUGGY_LDGP.
25804 ("*exception_receiver_2"): Likewise.
25805 * except.c (finish_eh_generation): Remove Tru64 reference.
25806 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
25807 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
25808 * target.def (handle_pragma_extern_prefix): Remove.
25810 * Makefile.in (mips-tfile.o-warn): Remove.
25811 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
25812 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
25813 * mips-tdump.c, mips-tfile.c: Remove.
25815 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
25817 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
25818 (Specific, alpha*-dec-osf5.1): Note removal.
25819 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
25821 * doc/tm.texi: Regenerate.
25822 * doc/trouble.texi (Cross-Compiler Problems): Remove.
25824 2012-03-12 Richard Guenther <rguenther@suse.de>
25826 * config/arm/arm.c (neon_dereference_pointer): Do not call
25827 covert during RTL expansion.
25829 2012-03-12 Tristan Gingold <gingold@adacore.com>
25831 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
25832 Options. Mention -mpointer-size.
25834 2012-03-12 Richard Guenther <rguenther@suse.de>
25836 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
25837 build_nonstandard_integer_type.
25839 2012-03-12 Richard Guenther <rguenther@suse.de>
25841 * tree.c (signed_or_unsigned_type_for): Use
25842 build_nonstandard_integer_type.
25843 (signed_type_for): Adjust documentation.
25844 (unsigned_type_for): Likewise.
25845 * tree-pretty-print.c (dump_generic_node): Use standard names
25846 for non-standard integer types if available.
25848 2012-03-12 Tristan Gingold <gingold@adacore.com>
25850 * config/vms/vms.opt: Add vms-opts.h header.
25851 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
25853 (-mvms-return-codes): Document.
25854 (-mpointer-size): New option.
25855 (vms_pointer_size): Add enumeration.
25856 * config/vms/vms-opts.h: New file.
25857 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
25858 __INITIAL_POINTER_SIZE.
25859 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
25860 (C_COMMON_OVERRIDE_OPTIONS): Define.
25861 (DWARF2_ADDR_SIZE): Define.
25862 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
25863 * config/vms/vms-protos.h (vms_c_common_override_options):
25865 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
25866 if -mno-pointer-size.
25867 (vms_c_common_override_options): New function.
25868 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
25869 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
25870 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
25871 and flag_vms_pointer_size.
25872 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
25873 * config.gcc (*-*-*vms*): Define xm_file.
25874 (alpha*-dec-*vms*): Do not define xm_file.
25875 (alpha64-dec-*vms*): Remove.
25876 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
25879 2012-03-12 Jakub Jelinek <jakub@redhat.com>
25881 PR tree-optimization/51721
25882 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
25883 if (int) unsvar cmp CST.
25885 2012-03-12 Richard Guenther <rguenther@suse.de>
25887 * tree-sra.c (create_access_replacement): Only rename the replacement
25888 if we can rewrite it into SSA form. Properly mark register typed
25889 replacements that we cannot rewrite with TREE_ADDRESSABLE.
25890 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
25891 for aggregate or BLKmode results.
25893 2012-03-12 Jakub Jelinek <jakub@redhat.com>
25895 PR tree-optimization/52533
25896 * tree-vrp.c (register_edge_assert_for_2): Use double_int
25897 type for mask, only handle shifts by non-zero in-range
25898 shift count, for LE_EXPR and GT_EXPR if new_val is
25899 maximum, don't add the assertion.
25901 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
25903 * doc/invoke.texi: Document -mrtm option.
25904 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
25905 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
25906 (ix86_handle_option): Handle OPT_mrtm.
25907 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
25909 (x86_64-*-*): Ditto.
25910 * i386-builtin-types.def (INT_FTYPE_VOID): New.
25911 * config/i386/i386-c.c (ix86_target_macros_internal): Define
25913 (ix86_target_string): Define -mrtm option.
25915 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
25917 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
25918 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
25919 IX86_BUILTIN_XTEST.
25920 (bdesc_special_args): Ditto.
25921 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
25922 (ix86_expand_special_args_builtin): Handle new built-in type.
25923 (ix86_expand_builtin): Handle XABORT instruction.
25924 * config/i386/i386.h (TARGET_RTM): New.
25925 * config/i386/i386.md (UNSPECV_XBEGIN): New.
25926 (UNSPECV_XEND): Ditto.
25927 (UNSPECV_XABORT): Ditto.
25928 (UNSPECV_XTEST): Ditto.
25935 * config/i386/i386.opt (mrtm): New.
25936 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
25937 * config/i386/rtmintrin.h: New header.
25938 * config/i386/xtestintrin.h: Ditto.
25940 2012-03-12 Tristan Gingold <gingold@adacore.com>
25942 * ginclude/stddef.h: Adjust previous patch.
25943 Use __VMS__ instead of VMS.
25945 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
25947 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
25948 Also convert sequences with CC setting arithmetic instruction.
25950 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
25952 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
25953 from C Language Options to Preprocessor Options.
25954 (C Dialect Options): Move -no-integrated-cpp documentation
25956 (Preprocessor Options): ...to here. Rewrite the description
25957 so it makes more sense, and remove discussion of merging front ends.
25959 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
25961 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
25963 (ix86_expand_setmem): Likewise.
25965 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
25967 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
25970 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
25972 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
25973 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
25975 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
25977 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
25979 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
25981 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
25984 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
25985 Uros Bizjak <ubizjak@gmail.com>
25987 * config/i386/predicates.md (call_insn_operand): Allow
25988 constant_call_address_operand in Pmode only.
25989 (sibcall_insn_operand): Ditto.
25990 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
25991 (*call_vzeroupper): Ditto.
25993 (*sibcall_vzeroupper): Ditto.
25994 (*call_value): Ditto.
25995 (*call_value_vzeroupper): Ditto.
25996 (*sibcall_value): Ditto.
25997 (*sibcall_value_vzeroupper): Ditto.
25998 (*indirect_jump): Ditto.
25999 (*tablejump_1): Ditto.
26000 (indirect_jump): Convert memory address to word mode for TARGET_X32.
26001 (tablejump): Ditto.
26002 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
26005 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
26008 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
26009 Use movrt_negc instead of negc pattern for non-SH2A.
26010 (*movnegt): Remove.
26011 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
26013 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
26015 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
26016 if Pmode != word_mode.
26017 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
26018 Pmode == SImode for TARGET_X32.
26020 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
26021 (tls_initial_exec_x32): Likewise.
26023 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
26025 PR rtl-optimization/52528
26026 * combine.c (can_combine_p): Add setting of subst_low_luid
26027 before call to expand_field_assignment().
26029 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
26031 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
26032 and related program names.
26034 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
26036 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
26038 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
26041 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
26042 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
26043 to set code to 'q'.
26044 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
26045 (*movdi_internal_rex64): Use %E operand modifier for lea.
26046 (*movsi_internal): Ditto.
26048 (*lea<mode>_2): Ditto.
26049 (*lea_{3,4,5,6}_zext): Ditto.
26050 (*tls_global_dynamic_32_gnu): Ditto.
26051 (*tls_global_dynamic_64): Ditto.
26052 (*tls_dynamic_gnu2_lea_32): Ditto.
26053 (*tls_dynamic_gnu2_lea_64): Ditto.
26054 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
26056 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
26058 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
26059 redefine to be NULL if the current bit-size is different from the
26060 configured bit-size.
26062 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
26063 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
26064 set the default tuning. Add asserts to make sure the cpu and tune
26065 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
26066 test whether the index is set, instead of > 0.
26067 (rs6000_file_start): Do not reset the default cpu if the current
26068 bit-size is different from the configured bit-size.
26070 2012-03-09 Tristan Gingold <gingold@adacore.com>
26072 * config/vms/vms-crtlmap.map: Add comments.
26073 Add entries needed to build Ada RTS.
26075 2012-03-09 Tristan Gingold <gingold@adacore.com>
26077 * ginclude/stddef.h: Do not define __size_t on VMS.
26079 2012-03-09 Tristan Gingold <gingold@adacore.com>
26081 * c-tree.h (c_default_pointer_mode): New variable.
26082 * c-decl.c (c_default_pointer_mode): New variable.
26083 (c_build_pointer_type): New function.
26084 (grokdeclarator): Call c_build_pointer_type instead
26085 of build_pointer_type.
26087 * config/vms/vms-c.c: Include c-tree.h
26088 (saved_pointer_mode): New variable.
26089 (handle_pragma_pointer_size): New function.
26090 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
26091 (vms_c_register_pragma): Register __pointer_size and
26092 __required_pointer_size pragmas.
26094 2012-03-09 Tristan Gingold <gingold@adacore.com>
26096 * config/vms/vms-c.c (vms_construct_include_filename): New function.
26097 (vms_c_register_includes): Reference it.
26099 2012-03-09 Andrew Pinski <apinski@cavium.com>
26101 PR middle-end/51988
26102 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
26103 print_generic_expr.
26104 (tree_ssa_phiopt_worker): Go through all the PHIs for
26105 value_replacement instead of just the singleton one.
26106 (value_replacement): Change return type to int. Return 0 instead of
26108 Allow the middle basic block to contain more than just the defining
26110 Handle non empty middle basic blocks.
26111 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
26113 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
26115 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
26116 array reference and component reference.
26117 (analyze_scalar_evolution_for_address_of): New.
26119 2012-03-08 Jie Zhang <jzhang918@gmail.com>
26122 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
26123 (hwloop_pattern_reg): Fix set but not used warning.
26124 (bfin_reorg_loops): Remove unused parameter.
26125 (bfin_reorg): Update use of bfin_reorg_loops.
26127 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
26129 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
26130 with integer parameters in registers.
26131 (gen_push): Push register in word_mode instead of Pmode.
26132 (ix86_emit_save_regs): Likewise.
26133 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
26134 (gen_pop): Pop register in word_mode instead of Pmode.
26135 (ix86_emit_restore_regs_using_pop): Likewise.
26136 (ix86_expand_prologue): Replace Pmode with word_mode for push
26137 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
26138 restore RAX and R10 in word_mode.
26139 (ix86_emit_restore_regs_using_mov): Restore integer registers
26141 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
26143 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
26144 (ix86_split_long_move): Likewise.
26146 * config/i386/i386.md (W): New.
26147 (*push<mode>2_prologue): Replace :P with :W.
26148 (*pop<mode>1): Likewise.
26149 (*pop<mode>1_epilogue): Likewise.
26150 (push/pop peephole2): Use word_mode scratch registers.
26152 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
26154 * config/i386/predicates.md (indirect_branch_operand): Simplify.
26156 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
26158 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
26159 for constants in [-63,63].
26161 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
26165 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
26167 * config/i386/i386.c (ix86_print_operand_address): Only handle
26168 zero-extended DImode addresses.
26170 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26172 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
26173 * configure: Regenerate.
26175 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
26178 * config/avr/avr.c (avr_mem_clobber): New static function.
26179 (avr_expand_delay_cycles): Add memory clobber operand to
26180 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
26181 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
26182 (enable_interrupt, disable_interrupt): New expander.
26183 (nopv, sleep, wdr): New expanders.
26184 (delay_cycles_1): Add memory clobber.
26185 (delay_cycles_2): Add memory clobber.
26186 (delay_cycles_3): Add memory clobber.
26187 (delay_cycles_4): Add memory clobber.
26188 (cli_sei): New insn from former "enable_interrupt",
26189 "disable_interrupt" with memory clobber.
26190 (*wdt): New insn from former "wdt" with memory clobber.
26191 (*nopv): Similar, but for "nopv".
26192 (*sleep): Similar, but for "sleep".
26194 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
26195 Kaz Kojima <kkojima@gcc.gnu.org>
26198 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
26199 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
26200 (SUBTARGET_OVERRIDE_OPTIONS): Define.
26202 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
26204 * config/i386/predicates.md (x86_64_zext_general_operand): New.
26205 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
26206 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
26208 2012-03-07 Walter Lee <walt@tilera.com>
26210 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
26211 REG_CFA_* notes for the stack pointer.
26212 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
26213 EH_RETURN_STACKADJ_RTX.
26214 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
26215 generate REG_CFA_* notes for the stack pointer.
26216 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
26217 by EH_RETURN_STACKADJ_RTX.
26219 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
26221 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
26222 when __AVR_3_BYTE_PC__ is defined.
26224 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
26226 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
26227 (ix86_print_operand): Handle '^'.
26228 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
26229 using P mode iterator. Add %^ to asm template to conditionally emit
26231 (*rep_movdi_rex64): Ditto.
26232 (*strsetdi_rex_1): Ditto.
26233 (*rep_stosdi_rex64): Ditto.
26234 (*strmov{si,hi,qi}_1): Add %^ to asm template to
26235 conditionally emit addr32 prefix.
26236 (*rep_mov{si,qi}): Ditto.
26237 (*strset{si,hi,qi}): Ditto.
26238 (*rep_stos{si,qi}): Ditto.
26239 (*cmpstrnqi_nz_1): Ditto.
26240 (*cmpstrnqi_1): Ditto.
26241 (*strlenqi_1): Ditto.
26243 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
26245 * config/i386/i386.c (function_value_64): Return pointers in
26246 word_mode instead of Pmode.
26247 (ix86_promote_function_mode): Likewise.
26249 2012-03-07 Richard Guenther <rguenther@suse.de>
26251 * coverage.c (get_gcov_type): Use type_for_mode.
26252 (get_gcov_unsigned_t): Likewise.
26253 * expr.c (store_constructor): Use type_for_mode.
26254 (try_casesi): Likewise.
26255 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
26256 (add_standard_iv_candidates): Use standard type trees.
26257 * dojump.c (do_jump): Remove dead code.
26259 2012-03-07 Richard Guenther <rguenther@suse.de>
26261 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
26263 2012-03-07 Richard Guenther <rguenther@suse.de>
26265 * convert.c (strip_float_extensions): Move ...
26266 * tree.c (strip_float_extensions): ... here.
26268 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
26271 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
26273 2012-03-07 Richard Guenther <rguenther@suse.de>
26275 * omp-low.c (extract_omp_for_data): Use signed_type_for.
26276 (expand_omp_for_generic): Likewise.
26277 (expand_omp_for_static_nochunk): Likewise.
26278 (expand_omp_for_static_chunk): Likewise.
26279 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
26280 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
26281 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
26282 Use unsigned_type_for.
26283 (vect_create_cond_for_align_checks): Use signed_type_for.
26285 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
26287 PR rtl-optimization/52203
26288 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
26289 all callers to pass NULL except ...
26290 (reset_sched_cycles_in_current_ebb): ... here, save the value
26291 in new variable 'empty'. Increase issue_rate only for
26294 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
26297 * Makefile.in: Let install-gcc-ar depend on installdirs,
26298 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
26299 Don't double canonicalize if cross-compiling.
26301 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
26304 * config/avr/avr.c (expand_epilogue): Fix order of restoration
26305 to: RAMPZ, RAMPY, RAMPX, RAMPD.
26306 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
26308 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
26311 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
26313 * config/avr/avr.md (xload_8): Adjust insn length.
26315 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
26318 * config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
26319 if RAMPZ affects reading from RAM.
26321 2012-03-07 Richard Guenther <rguenther@suse.de>
26325 * doc/invoke.texi (Precompiled Headers): Remove sentence that
26326 suggests you can include PCHs from inside another header.
26328 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
26330 PR middle-end/52515
26331 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
26333 2012-03-07 Kai Tietz <ktietz@redhat.com>
26335 * doc/invoke.texi (fwritable-relocated-rdata): Document
26336 new Cygwin/MinGW target option.
26337 * config/i386/winnt.c (i386_pe_unique_section): Ignore
26338 reloc if flag -fwritable-relocated-rdata is not set.
26339 (i386_pe_section_type_flags): Likewise.
26340 * config/i386/cygming.opt (fwritable-relocated-rdata):
26341 Add new flag variable flag_writable_rel_rdata.
26343 2012-03-07 Richard Guenther <rguenther@suse.de>
26345 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
26346 precision against gimple constraints.
26348 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
26350 PR middle-end/52372
26351 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
26353 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
26354 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
26356 (init_emit_regs): Move associated initialization to...
26357 (init_emit_once): ...here.
26359 2012-03-06 Richard Henderson <rth@redhat.com>
26361 * config/m68k/m68k.h (ISA_HAS_TAS): New.
26362 * config/m68k/sync.md (atomic_test_and_set): Use it.
26363 (atomic_test_and_set_1): Likewise.
26365 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
26368 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
26369 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
26370 (vector_ltgt<mode>): Likewise.
26371 (vector_ordered<mode>): Likewise.
26372 (vector_unordered<mode>): Likewise.
26373 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
26375 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
26377 * trans-mem.c: New typedef for tm_region_p.
26378 Define vector types for tm_region_p.
26379 (tm_region_init): Replace region_worklist to a vector called
26382 2012-03-06 Richard Guenther <rguenther@suse.de>
26384 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
26385 MEM_REF with constant pointer operand.
26387 2012-03-06 Richard Guenther <rguenther@suse.de>
26389 PR middle-end/52493
26390 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
26392 2012-03-06 Tristan Gingold <gingold@adacore.com>
26394 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
26395 (external_model_kind): Improve documentation.
26396 (vms_pragma_extern_model): Handle relaxed_redef.
26397 (vms_c_register_pragma): Allow expansion for nomember_alignment.
26399 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
26401 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
26402 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
26403 Some more notes on EIND usage and reorder EIND subsection.
26405 2012-03-06 Tristan Gingold <gingold@adacore.com>
26407 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
26408 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
26410 2012-03-06 Tristan Gingold <gingold@adacore.com>
26412 * config/vms/t-vmsnative (version): Define.
26413 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
26415 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
26417 PR rtl-optimization/52250
26418 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
26419 to put note list into. Unconditionally call move_bb_info.
26420 (move_bb_info): Do not assert the blocks being in the same region,
26421 just drop the note list if they are not.
26423 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
26426 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
26427 and use unified expansion logic.
26428 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
26429 closer to the existing movt insn.
26430 (negc): Rename insn to *negc. Add new expander.
26431 (movnegt): Use xor pattern for T bit negation. Reserve helper
26432 constant for negc pattern.
26433 (*movnegt): New insn and splitter.
26435 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
26437 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
26440 2012-03-05 Richard Henderson <rth@redhat.com>
26442 * genemit.c (main): Include "target.h" in insn-emit.c.
26443 * Makefile.in (insn-emit.o): Depend on TARGET_H.
26444 * config/sh/sync.md (atomic_test_and_set): Reference
26445 targetm.atomic_test_and_set_trueval instead of
26446 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
26448 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
26450 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
26453 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
26455 * langhooks.c (add_builtin_type): New function.
26456 * langhooks.h (add_builtin_type): Export it.
26457 * config/mep/mep.c (mep_init_builtins): Use it.
26458 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
26460 2012-03-05 Jakub Jelinek <jakub@redhat.com>
26463 * tree.h (BLOCK_SAME_RANGE): Define.
26464 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
26465 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
26466 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
26467 isn't equal to supercontext fragment's fragment chain.
26468 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
26470 (blocks_nreverse_all): Likewise.
26471 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
26472 BLOCK_SUPERCONTEXT to supercontext fragment instead of
26473 supercontext fragment's fragment origin.
26474 * dwarf2out.c (add_high_low_attributes): If stmt has the same
26475 range as its parent (or parents thereof etc.), use the parent's
26476 DW_AT_ranges value instead of creating a new .debug_ranges range.
26478 2012-03-05 Richard Henderson <rth@redhat.com>
26481 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
26482 * omp-low.c (expand_omp_atomic): Assume anything aligned to
26483 BIGGEST_ALIGNMENT is aligned.
26485 2012-03-05 Richard Henderson <rth@redhat.com>
26487 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
26488 * config/sh/sh.c: ... here.
26490 2012-03-05 Richard Henderson <rth@redhat.com>
26493 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
26494 instead of calling negqi2 directly.
26496 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
26498 PR middle-end/52463
26499 * trans-mem.c (tm_region_init): Use last_basic_block.
26501 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
26503 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
26504 * config/sh/sync.md (atomic_test_and_set): New expander.
26505 (tasb, atomic_test_and_set_soft): New insns.
26506 * config/sh/sh.opt (menable-tas): New option.
26507 * doc/invoke.texi (SH Options): Document it.
26509 2012-03-05 Richard Guenther <rguenther@suse.de>
26511 * cfgloop.c (verify_loop_structure): Verify dominators before
26513 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
26514 dominators from here.
26515 * graphite-scop-detection.c (create_sese_edges): Likewise.
26516 * loop-doloop.c (doloop_optimize_loops): Likewise.
26517 * loop-init.c (loop_optimizer_init): Likewise.
26518 * loop-unroll.c (unroll_and_peel_loops): Likewise.
26519 * loop-unswitch.c (unswitch_loops): Likewise.
26520 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
26521 * tree-parloops.c (parallelize_loops): Likewise. Verify
26522 only when checking is enabled.
26523 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
26525 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
26527 * genautomata.c (parse_automata_opt): New static function.
26528 (initiate_automaton_gen): Remove all option handling code. Remove
26529 argc argument. All callers changed.
26530 (main): Call init_rtx_reader_args_cb with the new function as argument.
26532 2012-03-05 Richard Guenther <rguenther@suse.de>
26534 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
26535 * tree-if-conv.c (combine_blocks): Free post-dominator info
26537 * tree-parloops.c (create_parallel_loop): Free and re-compute
26538 dominator info after breaking it.
26540 2012-03-05 Richard Guenther <rguenther@suse.de>
26542 PR middle-end/52353
26543 * optabs.h (trapv_unoptab_p): New function.
26544 (trapv_binoptab_p): Likewise.
26545 * optabs.c (expand_binop): Use emit_libcall_block_1 with
26546 a proper equiv_may_trap argument.
26547 (expand_unop): Likewise.
26548 (emit_libcall_block_1): Take extra argument whether the
26549 instruction may trap. Renamed from ...
26550 (emit_libcall_block): ... this. New wrapper.
26552 2012-03-05 Jakub Jelinek <jakub@redhat.com>
26554 PR tree-optimization/51721
26555 * tree-vrp.c (register_edge_assert_for_2): If comparing
26556 lhs of right shift by constant with an integer constant,
26557 add ASSERT_EXPRs for the rhs1 of the right shift.
26559 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
26561 2012-03-05 Richard Guenther <rguenther@suse.de>
26563 * tree.c (integer_zerop): Handle VECTOR_CSTs.
26564 (integer_onep): Likewise.
26565 (integer_all_onesp): Likewise.
26567 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
26569 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
26571 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
26573 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
26574 instead of TARGET_64BIT.
26576 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
26578 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
26581 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
26583 * config/i386/i386.c (ix86_print_operand_address): Only handle
26584 zero-extended DImode addresses.
26586 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
26588 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
26589 taken and cputaken as bool.
26591 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
26593 * config/i386/constraints.md (Ya): New internal constraint.
26594 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
26595 (*zero_extendsidi2_rex64): Add x,x alternative.
26596 (*zero_extendsidi2): Ditto. Add o,0 alternative.
26597 Remove flags reg clobber. Adjust corresponding splits.
26598 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
26599 zero_extendqisi2 expanders using SWI12 mode iterator.
26600 (zero_extend<mode>si2_and): Macroize insn from
26601 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
26603 (*zero_extend<mode>si2): Macroize insn from
26604 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
26605 (*zero_extend*2_movzbl_and): Remove insn patterns.
26606 (zero_extendqihi2_and): Merge corresponding splitter.
26607 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
26608 (*zero_extend*2_movzbl_and): Remove insn patterns.
26609 (*anddi_1): Split TYPE_IMOVX instructions.
26610 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
26612 (and->zext splitter): Add splitter pattern.
26613 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
26615 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
26617 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
26619 (Debugging Options): Likewise.
26620 (Optimize Options): Likewise.
26621 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
26622 with other architectures. Use official processor names with correct
26623 spelling/capitalization. Fix formatting and grammar issues.
26624 (i386 and x86-64 Windows Options): Similar cleanup here.
26626 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
26628 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
26630 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
26632 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
26633 DBX_REGISTER_NUMBER.
26635 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
26637 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
26638 operand is CONST_INT. Take COSTS_N_INSNS into account.
26639 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
26642 2012-03-02 Richard Henderson <rth@redhat.com>
26644 * optabs.c (expand_atomic_test_and_set): Honor
26645 atomic_test_and_set_trueval even when atomic_test_and_set
26646 optab is not in use.
26648 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
26652 * config/sh/sh.c (sh_register_move_cost): Increase cost between
26653 GENERAL_REGS and FP_REGS for SImode.
26655 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
26658 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
26659 (absdi2): New expander.
26660 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
26662 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
26664 * config/sh/sync.md (atomic_exchange<mode>): New expander.
26665 (atomic_exchange<mode>_soft): New insn.
26667 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
26669 * config/sh/sync.md: Update copyright notice dates.
26670 (atomic_compare_and_swap<mode>): Use SImode for return value instead
26672 (atomic_compare_and_swap<mode>_soft): Likewise.
26674 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
26677 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
26678 * config/sh/sh.c: Update copyright notice dates.
26679 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
26680 alignment for TARGET_HARD_SH4.
26681 (sh_option_override): Reduce default function alignment. Set
26682 loop alignment to 4 bytes when not optimizing for size.
26684 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
26686 PR middle-end/50335
26687 * doc/invoke.texi (floop-flatten): Remove.
26688 * toplev.c (process_options): Remove references to flag_loop_flatten.
26689 * tree-ssa-loop.c (gate_graphite_transform): Same.
26690 * common.opt (floop-flatten): Obsolete.
26691 * graphite-poly.c (apply_poly_transforms): Remove reference to
26693 * Makefile.in (graphite-flattening.o): Remove.
26694 * graphite-flattening.c: Remove.
26696 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
26698 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
26699 having mode compatible with the mode of previous compare. Substitute
26700 compare mode of previous compare with the mode, compatible
26701 with eliminated and previous compare.
26703 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
26705 * config/rs6000/dfp.md (floatdidd2): New define_insn.
26707 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
26709 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
26710 compatible with CCGOCmode and CCGCmode.
26712 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
26714 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
26716 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
26718 * config/arm/arm.c (arm_sat_operator_match): New function.
26719 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
26720 * config/arm/arm.md ("insn" attribute): Add "sat" value.
26721 ("SAT", "SATrev"): New code iterators.
26722 ("SATlo", "SAThi"): New code iterator attributes.
26723 ("*satsi_<SAT:code>"): New pattern.
26724 ("*satsi_<SAT:code>_shift"): Likewise.
26725 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
26726 and "shift" attributes.
26727 ("arm_usatsihi"): Add "insn" attribute.
26728 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
26729 by powers of two. Do not allow shift by 32.
26731 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
26734 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
26735 to pass the argument in the register of "natural" mode.
26737 2012-03-02 Richard Guenther <rguenther@suse.de>
26739 PR tree-optimization/52406
26740 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
26741 (struct indices): Add unconstrained_base member.
26742 (struct dr_alias): Remove unused vops member.
26743 (DR_UNCONSTRAINED_BASE): New define.
26744 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
26745 add indices to allow their disambiguation. Make DR_BASE_OBJECT
26746 be an artificial access that covers the whole indexed object,
26747 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
26748 plain decl base-objects to their MEM_REF variant.
26749 (dr_may_alias_p): When the base-object of either data reference
26750 has unknown size use only points-to information.
26751 (compute_affine_dependence): Make dumps easier to read and
26753 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
26754 DR_REF when looking for packed references.
26755 (vect_supportable_dr_alignment): Likewise.
26757 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
26759 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
26760 Improve conditions for peepholes of loads followed by commutative
26762 * config/arm/ldmstm.md: Regenerated.
26764 2012-03-02 Richard Guenther <rguenther@suse.de>
26766 * BASE-VER: Set to 4.8.0.
26768 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
26770 * config.gcc (obsolete): Add all ARM targets using the FPA.
26771 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
26772 * doc/install.texi: Avoid references to obsolete ARM ports.
26774 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
26776 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
26778 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
26779 Joern Rennecke <joern.rennecke@embecosm.com>
26781 * doc/extend.texi: Expand and update information on interrupt
26782 attribute for Epiphany.
26784 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
26786 * config/sh/sh-protos.h: Update copyright notice dates.
26787 * config/sh/sh.h: Likewise.
26788 * config/sh/sh.md: Likewise.
26789 * config/sh/constraints.md: Likewise.
26790 * config/sh/predicates.md: Likewise.
26792 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
26794 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
26795 * config/sh/sh.c (tertiary_reload_operand): Likewise.
26797 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
26799 * config/sh/constraints.md: Fix comment typo.
26801 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26804 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
26805 unsigned HOST_WIDE_INT.
26806 (zvdep_imm64): Likewise.
26807 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
26808 (vdepi_and): Likewise.
26809 Likewise for unamed 64-bit patterns.
26810 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
26812 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
26815 PR rtl-optimization/52417
26816 * cselib.c (cselib_any_perm_equivs): New variable.
26817 (cselib_reset_table): Check that it's not set when not
26818 preserving constants.
26819 (cselib_add_permanent_equiv): Set it.
26820 (cselib_have_permanent_equivalences): New.
26821 (cselib_init, cselib_finish): Reset it.
26822 * cselib.h (cselib_have_permanent_equivalences): Declare.
26823 * alias.c (get_addr): Restore earlier behavior when there
26824 aren't permanent equivalences.
26826 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
26828 * config/mn10300/mn10300-modes.def: Fix copyright notice.
26829 * config/v850/v850-modes.def: Fix copyright notice.
26831 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
26833 * doc/extend.texi (AVR Built-in Functions): Document
26834 __builtin_avr_flash_segment.
26836 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
26837 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
26838 (*split.flash_segment): New insn-and-split.
26839 * config/avr/avr.c (avr_init_builtins): Add local variables:
26840 const_memx_void_node, const_memx_ptr_type_node,
26841 char_ftype_const_memx_ptr.
26843 2012-03-01 Jakub Jelinek <jakub@redhat.com>
26845 PR tree-optimization/52445
26846 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
26847 add ssa_name_ver, offset and size fields and change store field
26849 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
26850 (add_or_mark_expr): Likewise. Only consider previous stores
26851 with the same size and offset.
26852 (nt_init_block): Only look at gimple_assign_single_p stmts,
26853 doesn't look at rhs2.
26855 2012-03-01 Richard Guenther <rguenther@suse.de>
26857 PR middle-end/52443
26858 * tree-cfg.c (verify_gimple_assign_unary): Allow any
26859 conversions from integral types to pointer types.
26861 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
26863 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
26864 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
26865 unintentionally removed in r184616.
26867 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
26869 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
26872 2012-02-29 Jakub Jelinek <jakub@redhat.com>
26873 Uros Bizjak <ubizjak@gmail.com>
26876 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
26877 alternatives, add "e" constraint to the new last alternative
26878 and ! to last 3 alternatives.
26880 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
26882 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
26883 DW_AT_artificial attributes at the end of the processing.
26884 (gen_array_type_die): Likewise.
26885 (gen_enumeration_type_die): Likewise.
26886 (gen_struct_or_union_type_die): Likewise.
26887 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
26890 2012-02-29 Jakub Jelinek <jakub@redhat.com>
26892 PR middle-end/52419
26893 * expr.c (expand_assignment): If doing misaligned store that doesn't
26894 cover all mode bits, perform a RMW cycle.
26896 PR tree-optimization/52429
26897 * tree-parloops.c (separate_decls_in_region_debug): Return early
26898 if var is LABEL_DECL.
26900 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26902 PR tree-optimization/52424
26903 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
26904 calling dom_thread_across_edge.
26906 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
26908 * config/avr/avr.c: Move definition of TARGET macros to end of file.
26910 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
26912 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
26913 * config/avr/avr.c (avr_output_bld): Remove unused function.
26914 (avr_out_sbxx_branch): Use "%T" to print bit position.
26916 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
26918 * config/avr/avr.md: Untabify.
26920 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
26922 * config/avr/avr.md (eqne): New code iterator.
26923 (*dec-and-branchsi): Use it in text peephole's condition.
26924 (*dec-and-branchhi): Ditto.
26925 (*dec-and-branchqi): Ditto.
26927 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
26930 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
26931 the device does not have the skip-bug.
26933 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
26935 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
26936 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
26937 -mpretend-cmove): New.
26939 2012-02-29 Jakub Jelinek <jakub@redhat.com>
26942 * df.h (struct df_d): Adjust comment that hard_regs_live_count
26943 doesn't count DEBUG_INSN refs.
26944 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
26945 for DEBUG_INSN refs.
26947 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26951 2012-02-20 Richard Guenther <rguenther@suse.de>
26952 PR tree-optimization/52298
26953 * tree-vect-stmts.c (vectorizable_load): Properly use
26954 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
26956 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
26958 PR middle-end/51752
26959 * gimple.h (gimple_in_transaction): New.
26960 (gimple_set_in_transaction): New.
26961 (struct gimple_statement_base): Add in_transaction field.
26962 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
26964 (tree_ssa_lim_initialize): Compute transaction bits.
26965 * tree.h (compute_transaction_bits): Protoize.
26966 * trans-mem.c (tm_region_init): Use the heap to store BB
26968 (compute_transaction_bits): New.
26970 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
26972 * gcc.c (display_help): Document --help=common and sort entries
26975 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
26977 * doc/install.texi: Document check-$LANG specific shortcuts
26979 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
26982 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
26984 * config/arm/arm_neon.h: Regenerate.
26985 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
26986 (neon_vcgeu): New insn.
26987 (neon_vcgtu): Likewise.
26988 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
26989 (ops): Unsigned comparison intrinsics call a different builtin.
26991 2012-02-28 Richard Guenther <rguenther@suse.de>
26994 * config/i386/i386.c (ix86_expand_vector_set): Fix element
26995 ordering for the VEC_CONCAT for two element vectors for
26996 V2SFmode, V2SImode and V2DImode.
26998 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
27001 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
27002 detecting big-endian triplets.
27004 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
27006 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
27007 mode if there is no type information available.
27009 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
27011 PR tree-optimization/53207
27012 * doc/invoke.texi: Document as experimental and relying on graphite.
27014 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
27016 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
27017 of initializer to changes from r184614.
27019 2012-02-28 Richard Guenther <rguenther@suse.de>
27021 PR tree-optimization/52395
27022 * tree-sra.c (build_ref_for_offset): Also look at the base
27023 TYPE_ALIGN when figuring out the alignment of the replacement.
27025 2012-02-28 Richard Guenther <rguenther@suse.de>
27027 PR tree-optimization/52402
27028 * ipa-prop.c (ipa_modify_call_arguments): Properly use
27029 mis-aligned types when creating the accesses at the call site.
27031 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
27033 * config/avr/builtins.def: New file.
27034 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
27035 * config/avr/avr.c (enum avr_builtin_id): Use it.
27036 (avr_init_builtins): Use it. And use avr_bdesc.
27037 (bdesc_1arg): Remove.
27038 (bdesc_2arg): Remove.
27039 (bdesc_3arg): Remove.
27040 (struct avr_builtin_description): Add field n_args.
27041 (avr_bdesc): New static variable using builtins.def.
27042 (avr_expand_builtin): Use it.
27043 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
27044 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
27045 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
27047 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
27050 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
27051 match only one single hard register with respective hard reg rtx.
27052 (movmemx_<mode>): Ditto.
27053 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
27054 insn anatomy of movmem[x]_<mode>.
27055 (avr_out_movmem): Same for printing assembler and operand usage.
27057 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
27061 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
27062 address spaces located outside of device flash.
27064 * config/avr/avr.h (base_arch_s): Remove field n_segments.
27065 (mcu_type_s): Add field n_flash.
27066 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
27067 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
27068 (AVR_MCU): Add N_FLASH argument.
27069 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
27070 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
27071 macro __FLASH<n> if that address space makes sense for the device.
27072 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
27073 outside of target flash.
27074 (avr_asm_named_section): Ditto.
27075 (avr_asm_select_section): Ditto.
27076 (avr_addr_space_convert): Ditto.
27077 (avr_emit_movmemhi): Ditto.
27078 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
27079 address space is outside of device flash.
27080 (avr_insert_attributes): Ditto.
27081 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
27082 avr_current_arch->n_segments.
27084 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
27087 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
27088 (*movabs<mode>_2): Likewise.
27090 2012-02-27 Jakub Jelinek <jakub@redhat.com>
27093 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
27094 s_register_operand in the test instead of REG_P. Don't call
27095 gen_reg_rtx if it won't be used.
27097 PR tree-optimization/52376
27098 * ipa-split.c (split_function): Ignore CLOBBER stmts.
27100 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
27102 * ifcvt.c (noce_get_condition): Check condition variable is not
27103 small_register_classes_for_mode_p before accepting.
27105 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
27107 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
27109 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
27112 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
27113 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
27115 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
27117 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
27119 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
27121 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
27123 * config/sh/predicates.md: Remove blank lines.
27124 * config/sh/sh.c: Fix typos in comments.
27125 * config/sh/constraints.md: Likewise.
27126 * config/sh/sh.md: Remove blank lines.
27127 Fix typos in comments. Use ;; as comment characters.
27129 2012-02-26 Walter Lee <walt@tilera.com>
27131 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
27132 (replace_mov_pcrel_step2): Ditto.
27134 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
27137 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
27138 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
27139 and locs that reference values newer than the non-canonical value
27140 at hand. Return the canonical value as a worst case.
27141 (memrefs_conflict_p): Walk canonical value's locs.
27144 * cselib.c (preserve_only_constants): Rename to...
27145 (preserve_constants_and_equivs): ... this. Split out...
27146 (invariant_or_equiv_p): ... this. Preserve plus expressions
27147 of other preserved expressions too.
27148 (cselib_reset_table): Adjust.
27149 * var-tracking.c (reverse_op): Use canonical value to build
27152 2012-02-23 Kai Tietz <ktietz@redhat.com>
27154 * config/i386/i386.c (ix86_delegitimize_address): Handle
27155 UNSPEC_PCREL plus displacement.
27157 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
27160 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
27161 to test for unusedness in st X addressing.
27163 2012-02-24 Richard Guenther <rguenther@suse.de>
27165 PR middle-end/52361
27166 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
27167 (is_gimple_reg_type): Move inline ...
27168 * gimple.h (is_gimple_reg_type): ... here.
27170 2012-02-24 Richard Guenther <rguenther@suse.de>
27172 PR middle-end/52361
27173 * passes.c (execute_function_todo): When verifying SSA form
27174 verify gimple form first.
27175 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
27177 2012-02-24 Richard Guenther <rguenther@suse.de>
27179 PR middle-end/52355
27180 * fold-const.c (fold_addr_of_array_ref_difference): New function.
27181 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
27183 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
27185 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
27187 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
27189 * tree-phinodes.c (make_phi_node): Mark static.
27190 * tree-flow.h (make_phi_node): Remove extern decl.
27191 * doc/gimple.texi (make_phi_node): Remove documentation.
27193 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
27195 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
27196 * tree-ssa-sccvn.c (print_scc): Ditto.
27198 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
27200 * doc/passes.texi (Full redundancy elimination): Fix typo.
27202 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
27204 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
27206 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
27209 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
27211 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
27214 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
27216 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
27218 * config/avr/avr.md (code_stdname): Add ior, xor.
27219 (xior): New code iterator.
27220 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
27221 (*<code_stdname><mode>qi.byte1-3): Ditto.
27223 2012-02-23 Jakub Jelinek <jakub@redhat.com>
27225 PR tree-optimization/52019
27226 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
27229 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27231 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
27232 HAVE_INITFINI_ARRAY to work around namespace pollution in
27233 certain versions of newlib system headers.
27234 * config.in: Regenerate.
27235 * configure: Regenerate.
27236 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
27237 instead of HAVE_INITFINI_ARRAY.
27239 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
27242 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
27243 is not offsettable memory reference.
27245 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
27248 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
27249 setting avr_need_clear_bss_p for __gnu_lto* symbols.
27251 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
27253 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
27254 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
27256 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27258 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
27259 library on Solaris 8 even without TLS support.
27260 * configure: Regenerate.
27262 2012-02-22 Richard Guenther <rguenther@suse.de>
27264 PR middle-end/52329
27265 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
27266 for GIMPLE_DEBUG stmts.
27268 2012-02-22 Martin Jambor <mjambor@suse.cz>
27270 PR middle-end/51782
27271 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
27272 according to the base object.
27274 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
27276 PR rtl-optimization/50063
27277 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
27278 and 2 (8-bit SP) in operand 2.
27279 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
27280 setup to use movhi_sp_r instead of vanilla move to write SP.
27281 Adjust REG_CFA notes to superseed unspec.
27282 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
27284 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
27285 known to be off) only with TARGET_NO_INTERRUPTS. Never use
27286 irq_state 1 (IRQ known to be on) here.
27288 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
27290 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
27292 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
27293 assign_hard_reg): Likewise.
27295 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
27297 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
27299 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
27301 * config/avr/avr.md
27302 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
27303 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
27305 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
27307 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
27308 prototype from here to...
27309 * config/avr/avr.h: ...here.
27311 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
27314 * thumb2.md (thumb2_shiftsi3_short): Split register and
27315 immediate shifts. For register shifts tie operands 0 and 1.
27316 (peephole2 for above): Check that register-controlled shifts
27317 have suitably tied operands.
27319 2012-02-21 Quentin Neill <quentin.neill@amd.com>
27322 * config/i386/bdver1.md (bdver1_call, bdver1_push,
27323 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
27324 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
27325 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
27326 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
27327 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
27328 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
27329 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
27330 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
27331 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
27332 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
27333 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
27334 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
27335 bdver1_ssevector_avx256_unaligned_load,
27336 bdver1_ssevector_sse128_unaligned_load,
27337 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
27338 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
27339 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
27340 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
27341 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
27342 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
27343 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
27344 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
27345 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
27346 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
27347 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
27348 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
27349 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
27350 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
27351 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
27352 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
27353 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
27354 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
27355 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
27356 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
27357 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
27358 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
27359 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
27360 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
27361 bdver1_ssediv_double_load, bdver1_ssediv_double,
27362 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
27363 Add "bdver2" attribute.
27365 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27367 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
27368 default if possible and not specified otherwise.
27370 2012-02-21 Richard Guenther <rguenther@suse.de>
27372 PR middle-end/52314
27373 * gimplify.c (create_tmp_from_val): Use the main variant type
27374 for the type of the temporary we create.
27376 2012-02-21 Richard Guenther <rguenther@suse.de>
27378 PR tree-optimization/52324
27379 * gimplify.c (gimplify_expr): When re-gimplifying expressions
27380 do not gimplify a MEM_REF address operand if it is already
27383 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27385 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
27386 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
27388 2012-02-21 Richard Guenther <rguenther@suse.de>
27390 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
27391 nested_in_vect_loop.
27393 2012-02-21 Jakub Jelinek <jakub@redhat.com>
27395 PR tree-optimization/52318
27396 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
27397 vdef also to non-pure/const call stmts in the sequence.
27399 2012-02-21 Tristan Gingold <gingold@adacore.com>
27401 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
27403 2012-02-20 David S. Miller <davem@davemloft.net>
27405 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
27406 don't use the "rd %pc" instruction on v9 for PIC register loads.
27408 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
27410 PR middle-end/52141
27411 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
27412 in a transaction safe function.
27414 2012-02-20 Kai Tietz <ktietz@redhat.com>
27417 * stor-layout.c (place_field): Handle desired_align for
27420 2012-02-20 Richard Guenther <rguenther@suse.de>
27422 PR tree-optimization/52298
27423 * tree-vect-stmts.c (vectorizable_store): Properly use
27424 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
27426 (vectorizable_load): Likewise.
27427 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
27428 Access DR_STEP after ensuring it is not NULL.
27430 2012-02-20 Jakub Jelinek <jakub@redhat.com>
27432 PR tree-optimization/52286
27433 * fold-const.c (fold_binary_loc): For (X & C1) | C2
27434 optimization use double_int_to_tree instead of build_int_cst_wide,
27435 rewrite to use double_int vars.
27437 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27440 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
27442 Remove -e 0 from $gcc_cv_ld invocation.
27443 Only use __GLIBC_PREREQ if defined.
27444 Enable on Solaris since Solaris 8 patch.
27445 (gcc_SUN_LD_VERSION): New macro.
27446 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
27447 gcc_SUN_LD_VERSION for version number format.
27448 * configure: Regenerate.
27449 * varasm.c (get_elf_initfini_array_priority_section): Set
27450 SECTION_NOTYPE for non-default priority.
27451 Use get_section instead of get_unnamed_section to emit
27452 .init_array/.fini_array with default priority.
27454 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
27456 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
27457 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
27458 (mips_start_unique_function, mips_output_mips16_rdhwr)
27459 (mips_code_end): New functions.
27460 (TARGET_ASM_CODE_END): Define.
27462 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
27464 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
27465 to stubs with non-sibling calls.
27467 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
27469 * doc/invoke.texi (-fira-* options): Copy-edit.
27470 (ira-* parameters): Copy-edit.
27472 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
27474 * doc/invoke.texi: Minor copy-edits to bring into conformance with
27475 GCC coding conventions.
27477 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
27479 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
27480 when used as adjectives.
27482 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
27484 * doc/invoke.texi: Clean up "that"/"which" confusion.
27486 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
27488 * system.h: Poison SMALL_REGISTER_CLASSES
27489 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
27490 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
27492 2012-02-16 Jakub Jelinek <jakub@redhat.com>
27494 PR tree-optimization/52285
27495 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
27496 when deciding if a call is a tail call or tail recursion.
27498 2012-02-16 Kai Tietz <ktietz@redhat.com>
27500 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
27501 interger-constant displacement for UNSPEC_PCREL.
27503 2012-02-16 Jakub Jelinek <jakub@redhat.com>
27505 PR rtl-optimization/52208
27506 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
27507 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
27509 PR tree-optimization/52255
27510 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
27511 loop->header has virtual PHI, but exit_e->dest doesn't, add
27512 virtual PHI to exit_e->dest and adjust all uses after the loop.
27515 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
27516 children with clone_tree_hash, not after it.
27518 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
27520 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
27521 extended identifiers.
27523 2012-02-16 Jakub Jelinek <jakub@redhat.com>
27525 PR middle-end/51929
27526 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
27527 a same_body_alias, also test whether e->callee isn't a former
27528 or current clone of the decl this is a same body alias of.
27530 PR translation/52264
27531 * cgraphunit.c (verify_cgraph_node): Fix a typo.
27533 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
27535 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
27537 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
27540 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
27541 force_reg instead of copy_to_reg for better optimization. Force
27542 non-register or memory operands into a register.
27544 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
27546 * extend.texi: Reserve upper bits of memory model for future use.
27548 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
27549 Anatoly Sokolov <aesok@post.ru>
27550 Eric Weddington <eric.weddington@atmel.com>
27553 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
27554 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
27555 Rewrite initializers for .macro.
27556 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
27557 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
27558 atxmega32d4, atxmega32x1.
27559 avrxmega4: atxmega64a3, atxmega64d3.
27560 avrxmega5: atxmega64a1, atxmega64a1u.
27561 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
27562 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
27563 avrxmega7: atxmega128a1, atxmega128a1u.
27564 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
27565 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
27566 (struct base_arch_s): Rename reserved to xmega_p.
27567 Rename reserved2 to have_rampd.
27568 (AVR_XMEGA): New define.
27569 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
27570 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
27571 * config/avr/predicates.md (io_address_operand): Take into
27572 account SFR offset.
27573 (low_io_address_operand): Ditto.
27574 (high_io_address_operand): Ditto.
27575 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
27576 (enabled, movhi_sp_r): Use them.
27577 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
27578 cpp_define_formatted to built-in define __AVR_ARCH__.
27579 (__AVR_XMEGA__): New built-in define.
27580 (__AVR_HAVE_RAMPD__): New built-in define.
27581 (__AVR_HAVE_RAMPX__): New built-in define.
27582 (__AVR_HAVE_RAMPY__): New built-in define.
27583 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
27585 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
27586 (avr_option_override): Initialize them.
27587 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
27588 (avr_init_expanders): Initialize them. No more block several calls.
27589 (emit_push_sfr): New static function.
27590 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
27592 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
27593 (avr_print_operand): Print addreeses as symbols for
27594 RAMPX, RAMPY, RAMPD, CCP.
27595 (output_movhi): Handle AVR_XMEGA when writing to SP.
27596 (avr_out_movhi_mr_r_xmega): New static function.
27597 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
27598 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
27599 __RAMPD__, __CCP__ as needed.
27601 * config/avr/multilib.h: Regenerate.
27602 * config/avr/t-multilib: Regenerate.
27603 * config/avr/avr-tables.opt: Regenerate.
27605 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
27607 PR tree-optimization/50561
27608 * graphite-flattening.c (lst_project_loop): Do not
27609 remove old scattering dimensions after flattening.
27610 (lst_do_flatten): Likewise.
27612 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
27614 * doc/extend.texi (AVR Built-in Functions): Remove doc for
27615 __builtin_avr_map8, __builtin_avr_map16.
27616 Document __builtin_avr_insert_bits.
27618 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
27619 (insert_bits): New insn.
27620 (adjust_len.map_bits): Rename to insert_bits.
27621 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
27622 * avr-protos.h (avr_out_map_bits): Remove.
27623 (avr_out_insert_bits, avr_has_nibble_0xf): New.
27624 * config/avr/constraints.md (Cxf,C0f): New.
27625 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
27626 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
27627 New built-in define __BUILTIN_AVR_INSERT_BITS.
27628 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
27629 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
27630 (avr_move_bits): Rewrite.
27631 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
27633 (avr_map_op_t): New typedef.
27634 (avr_map_op): New static variable.
27635 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
27636 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
27637 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
27638 (bdesc_3arg, avr_expand_triop_builtin): New.
27639 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
27640 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
27641 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
27642 (avr_map_equal_p, avr_map_sig_p): Remove.
27643 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
27644 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
27645 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
27646 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
27647 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
27648 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
27650 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
27652 * config/c6x/c6x.md (reserve_cycles): New attribute.
27653 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
27654 don't reserve functional units after the branch occurs.
27656 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
27658 PR middle-end/52142
27659 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
27660 functions into non-tm_pure functions.
27662 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
27665 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
27666 (iterative_hash_canonical_type): Likewise.
27667 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
27670 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
27672 * haifa-sched.c (prune_ready_list): Ensure that if there is a
27673 sched-group insn, it either remains alone or the entire list is pruned.
27675 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
27677 * doc/install.texi (Prerequisites): Fix grammar.
27678 (Configuration): Likewise.
27680 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
27682 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
27683 MPC as part of GCC before describing configuring with --with-gmp etc.
27684 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
27685 sources are present.
27687 2012-02-14 Jakub Jelinek <jakub@redhat.com>
27690 * dwarf2out.c (clone_tree_hash): New function.
27691 (copy_decls_walk): Use it instead of clone_tree.
27693 2012-02-14 Richard Guenther <rguenther@suse.de>
27695 PR tree-optimization/52244
27696 PR tree-optimization/51528
27697 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
27698 replacements for integral types.
27700 2012-02-14 Walter Lee <walt@tilera.com>
27702 * config.gcc: Handle tilegx and tilepro.
27703 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
27704 tilegx and tilepro.
27705 Add HAVE_AS_TLS check for tilegx and tilepro.
27706 * configure: Regenerate.
27707 * doc/contrib.texi: Add Mat Hostetter and self.
27708 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
27709 Document instruction intrinsics and network accessing intrinsics.
27710 (TILEPro Built-in Functions): New node. Document instruction
27711 intrinsics and network accessing intrinsics.
27712 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
27713 (Specific, tilepro-*-linux*): Likewise.
27714 * doc/invoke.texi (TILE-Gx Options): New section.
27715 (TILEPro Options): New section.
27716 * doc/md.texi (TILE-Gx): New section.
27717 (TILEPro): New section.
27718 * common/config/tilegx/tilegx-common.c: New file.
27719 * common/config/tilepro/tilepro-common.c: New file.
27720 * config/tilegx/constraints.md: New file.
27721 * config/tilegx/linux.h: New file.
27722 * config/tilegx/mul-tables.c: New file.
27723 * config/tilegx/predicates.md: New file.
27724 * config/tilegx/sync.md: New file.
27725 * config/tilegx/t-tilegx: New file.
27726 * config/tilegx/tilegx-builtins.h: New file.
27727 * config/tilegx/tilegx-c.c: New file.
27728 * config/tilegx/tilegx-generic.md: New file.
27729 * config/tilegx/tilegx-modes.def: New file.
27730 * config/tilegx/tilegx-multiply.h: New file.
27731 * config/tilegx/tilegx-protos.h: New file.
27732 * config/tilegx/tilegx.c: New file.
27733 * config/tilegx/tilegx.h: New file.
27734 * config/tilegx/tilegx.md: New file.
27735 * config/tilegx/tilegx.opt: New file.
27736 * config/tilepro/constraints.md: New file.
27737 * config/tilepro/gen-mul-tables.cc: New file.
27738 * config/tilepro/linux.h: New file.
27739 * config/tilepro/mul-tables.c: New file.
27740 * config/tilepro/predicates.md: New file.
27741 * config/tilepro/t-tilepro: New file.
27742 * config/tilepro/tilepro-builtins.h: New file.
27743 * config/tilepro/tilepro-c.c: New file.
27744 * config/tilepro/tilepro-generic.md: New file.
27745 * config/tilepro/tilepro-modes.def: New file.
27746 * config/tilepro/tilepro-multiply.h: New file.
27747 * config/tilepro/tilepro-protos.h: New file.
27748 * config/tilepro/tilepro.c: New file.
27749 * config/tilepro/tilepro.h: New file.
27750 * config/tilepro/tilepro.md: New file.
27751 * config/tilepro/tilepro.opt: New file.
27753 2012-02-14 Jakub Jelinek <jakub@redhat.com>
27755 PR tree-optimization/52210
27756 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
27757 vect_model_simple_cost with two entry vect_def_type array instead
27758 of an address of dt.
27760 2012-02-14 Richard Guenther <rguenther@suse.de>
27763 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
27764 Do not stream DECL_QUALIFIER.
27765 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
27766 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
27767 (find_decls_types_r): Do not walk DECL_QUALIFIER.
27769 2012-02-14 Jakub Jelinek <jakub@redhat.com>
27772 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
27775 2012-02-13 Jakub Jelinek <jakub@redhat.com>
27778 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
27779 * cselib.c (cselib_subst_to_values_from_insn): New function.
27780 * sched-deps.c (add_insn_mem_dependence,
27781 sched_analyze_1, sched_analyze_2): Use it.
27783 2012-02-13 Jan Hubicka <jh@suse.cz>
27785 PR middle-end/52214
27786 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
27788 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
27790 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
27791 (GTM_SELF_SPECS): Define if not already defined.
27792 (driver_self_specs): Add GTM_SELF_SPECS.
27793 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
27794 (GTM_SELF_SPECS): Define.
27795 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
27796 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
27798 2012-02-13 Jakub Jelinek <jakub@redhat.com>
27800 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
27803 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
27805 PR middle-end/52230
27806 * omp-low.c (expand_omp_for): If a static schedule without chunk size
27807 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
27809 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
27812 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
27814 2012-02-13 Richard Guenther <rguenther@suse.de>
27816 PR translation/52211
27817 * passes.c (enable_disable_pass): Fix typo.
27819 2012-02-13 Jakub Jelinek <jakub@redhat.com>
27821 PR middle-end/52209
27822 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
27823 XOR for reduce_bit_field if type is unsigned.
27825 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
27827 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
27828 disallow changes from SFmode to mode with different size in FP regs.
27830 2012-02-12 Robert Millan <rmh@gnu.org>
27831 Gerald Pfeifer <gerald@pfeifer.com>
27833 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
27836 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
27838 PR rtl-optimization/52175
27839 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
27840 to frame-related instructions.
27842 2012-02-10 Jason Merrill <jason@redhat.com>
27845 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
27846 (demangle_new_symbols): Fill it.
27847 (scan_linker_output): Walk it.
27848 (start_tweaking): Split out from scan_linker_output.
27849 (maybe_tweak): Update sym->chosen.
27850 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
27852 2012-02-11 Jakub Jelinek <jakub@redhat.com>
27855 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
27857 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
27859 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
27860 having the same mode as previous compare.
27862 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
27864 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
27865 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
27866 (nonlocal_goto_internal): Likewise.
27867 (nonlocal_goto): Emit a use and an indirect jump directly.
27869 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
27872 * doc/extend.texi : Update comments for __atomic_compare_exchange and
27873 __atomic_{is,always}_lock_free.
27875 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
27878 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
27879 negative constant address for TARGET_X32.
27881 2012-02-10 Richard Henderson <rth@redhat.com>
27883 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
27884 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
27885 for GIMPLE_TRANSACTION. Tidy if's into a switch.
27887 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27888 Ira Rosen <irar@il.ibm.com>
27890 PR tree-optimization/50031
27891 * targhooks.c (default_builtin_vectorization_cost): Handle
27892 vec_promote_demote.
27893 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
27894 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
27895 all types of reduction and pattern statements.
27896 (vect_estimate_min_profitable_iters): Likewise.
27897 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
27898 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
27899 for explicit realigns.
27900 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
27901 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
27902 vec_promote_demote.
27903 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
27904 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
27905 vec_perm for VSX and handle vec_promote_demote.
27907 2012-02-10 Jakub Jelinek <jakub@redhat.com>
27909 PR middle-end/52177
27910 * builtins.c (fold_builtin_atomic_always_lock_free,
27911 expand_builtin_atomic_always_lock_free,
27912 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
27913 Return and/or test boolean_true_node/boolean_false_node instead of
27914 integer_one_node/integer_zero_node.
27916 2012-02-10 Jan Hubicka <jh@suse.cz>
27918 PR middle-end/48600
27919 * predict.c (predict_paths_for_bb): Prevent looping.
27920 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
27922 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
27924 * config/arm/arm.c (output_move_double): In one case properly
27925 count number of instructions that will be emitted.
27927 2012-02-10 Richard Guenther <rguenther@suse.de>
27929 PR translation/52193
27930 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
27932 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
27934 PR middle-end/52140
27935 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
27937 2012-02-09 Jakub Jelinek <jakub@redhat.com>
27940 * var-tracking.c (emit_note_insn_var_location): If
27941 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
27942 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
27943 non-NOTE_DURING_CALL_P insn.
27945 2012-02-09 Bin Cheng <bin.cheng@arm.com>
27947 PR middle-end/51867
27948 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
27950 2012-02-08 Magnus Granberg <zorry@gentoo.org>
27953 * gcc.c (switch_matches) Support switches with separated form,
27956 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
27958 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
27960 (RAMPZ_ADDR): Ditto.
27961 * config/avr/avr.c (avr_addr_t): New typedef.
27962 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
27963 (avr_init_expanders): Initialize it.
27964 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
27966 (expand_epilogue): Ditto.
27967 (avr_print_operand): Ditto.
27968 (avr_file_start): Ditto.
27969 (avr_emit_movmemhi): Ditto.
27971 2012-02-08 Richard Guenther <rguenther@suse.de>
27973 PR tree-optimization/46886
27974 * tree-flow.h (do_while_loop_p): Declare.
27975 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
27976 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
27978 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
27980 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
27981 always succeed for integers larger than a native word.
27983 2012-02-08 Richard Guenther <rguenther@suse.de>
27985 PR rtl-optimization/52170
27986 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
27987 properly handle integer vector modes.
27989 2012-02-08 Jakub Jelinek <jakub@redhat.com>
27991 PR gcov-profile/52150
27992 * coverage.c: Include target.h.
27993 (build_var): Call targetm.strip_name_encoding on the assembler name.
27994 Change one _ into . or $ if the target allows it.
27995 * Makefile.in (coverage.o): Depend on $(TARGET_H).
27997 PR rtl-optimization/52139
27998 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
27999 is a BARRIER after emit_insn_after_noloc, move BB_END
28000 to the last non-BARRIER insn before it.
28002 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
28004 PR middle-end/24306
28005 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
28006 (mips_gimplify_va_arg_expr): Call it instead of
28007 std_gimplify_va_arg_expr.
28009 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
28011 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
28012 message for -mno-pointers-to-nested-function.
28014 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
28016 PR middle-end/51994
28017 * expr.c (get_inner_reference): If there is an offset, add a negative
28018 bit position to it (if any).
28020 2012-02-07 Jakub Jelinek <jakub@redhat.com>
28022 PR rtl-optimization/52060
28023 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
28024 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
28025 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
28026 and/or i0src_copy2 when needed.
28028 2012-02-07 Jakub Jelinek <jakub@redhat.com>
28030 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
28031 or LTOPLUGINSONAME if have_c.
28033 * config/freebsd-spec.h: Add comment about what macros can be defined
28035 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
28036 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
28039 2012-02-07 Richard Guenther <rguenther@suse.de>
28041 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
28042 newline in -alias dumps.
28044 2012-02-07 Kai Tietz <ktietz@redhat.com>
28045 Dave Korn <dave.korn.cygwin@gmail.com>
28048 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
28049 Take care that typinfo gets dllexport-attribute.
28051 2012-02-07 Jakub Jelinek <jakub@redhat.com>
28053 PR middle-end/52074
28054 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
28055 if modifier < EXPAND_SUM call force_operand on the result.
28057 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
28059 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
28060 adding __forwarder_dst__ prefix if a forwarder_section attribute is
28062 (epiphany_function_type): Replace types for specific interrupts with
28063 EPIPHANY_FUNCTION_INTERRUPT.
28064 (EPIPHANY_INTERRUPT_P): Update.
28065 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
28066 New static function.
28067 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
28068 <disinterrupt>: Affects type identity.
28069 (epiphany_handle_interrupt_attribute): Handle variable number of
28071 (epiphany_compute_function_type): Update for new
28072 epiphany_function_type definition.
28073 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
28074 handlers with a longcall forwarder.
28075 (epiphany_start_function): Handle multiple interrupt arguments and/or
28076 forwarder_section attribute.
28078 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
28081 2012-02-07 Alan Modra <amodra@gmail.com>
28084 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
28087 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28089 PR tree-optimization/50969
28090 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
28091 use vec_perm rather than vector_stmt.
28092 (vect_model_load_cost): Likewise.
28093 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
28094 vec_perm to be the same as other vector statements.
28095 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
28096 cost of vec_perm for TARGET_VSX.
28098 2012-02-06 Richard Guenther <rguenther@suse.de>
28100 PR tree-optimization/52115
28101 * tree-sra.c (access_has_replacements_p): New function.
28102 (sra_modify_assign): Use it to decide whether a use is uninitialized.
28104 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
28106 PR middle-end/52047
28107 * trans-mem.c (expand_call_tm): Add an assertion.
28108 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
28111 2012-02-06 Richard Guenther <rguenther@suse.de>
28113 PR tree-optimization/50955
28114 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
28115 raise cost of expressions that replace an address with an
28116 expression based on a different pointer.
28118 2012-02-06 Jakub Jelinek <jakub@redhat.com>
28121 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
28122 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
28124 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
28127 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
28128 -Weffc++ and specify guidelines come from second edition.
28130 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
28132 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
28133 (sibcall_value_multiple_internal, call_split, call_internal_direct)
28134 (call_direct_split, call_value_split, call_value_internal_direct)
28135 (call_value_direct_split, call_value_multiple_split): Use jal and
28136 jal_macro attributes.
28138 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
28140 * reload1.c (reload_regs_reach_end_p): Replace with...
28141 (reload_reg_rtx_reaches_end_p): ...this function.
28142 (new_spill_reg_store): Update commentary.
28143 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
28144 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
28145 before setting new_spill_reg_store.
28146 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
28147 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
28148 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
28149 for non-spill reload registers.
28151 2012-02-05 Ira Rosen <irar@il.ibm.com>
28153 PR tree-optimization/52091
28154 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
28155 (vect_is_simple_use_1): Likewise.
28156 * tree-vect-loop.c (vectorizable_reduction): Update calls
28157 to vect_is_simple_use_1 and vect_is_simple_use.
28158 (vectorizable_live_operation): Likewise.
28159 * tree-vect-patterns.c (widened_name_p,
28160 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
28161 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
28162 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
28163 vectorizable_shift,vectorizable_operation, vectorizable_store,
28164 vectorizable_load): Likewise.
28165 (vect_is_simple_cond): Add an argument, pass it to
28166 vect_is_simple_use_1.
28167 (vectorizable_condition): Update calls to vect_is_simple_cond,
28168 vect_is_simple_use.
28169 (vect_is_simple_use): Add an argument, the statement in which
28170 OPERAND is used. Check that if OPERAND's def stmt is a double
28171 reduction phi node, the use is a phi node too.
28172 (vect_is_simple_use_1): Add an argument, pass it to
28173 vect_is_simple_use.
28174 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
28175 to vect_is_simple_use.
28177 2012-02-04 Jakub Jelinek <jakub@redhat.com>
28179 PR rtl-optimization/52095
28180 * modulo-sched.c (dump_insn_locator): New function.
28181 (loop_canon_p, sms_schedule): Use it.
28183 PR rtl-optimization/52113
28184 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
28185 even for decomposable shift/zext insns.
28187 2012-02-03 Jakub Jelinek <jakub@redhat.com>
28188 Zdenek Dvorak <ook@ucw.cz>
28190 PR rtl-optimization/52092
28191 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
28192 on get_iv_value result.
28194 2012-02-02 Andrew Pinski <apinski@cavium.com>
28196 PR middle-end/47982
28197 PR middle-end/43967
28198 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
28200 2012-02-02 Jakub Jelinek <jakub@redhat.com>
28202 PR middle-end/48071
28203 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
28205 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
28207 PR rtl-optimization/49800
28208 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
28209 (sched_finish): Call regstat_free_n_sets_and_refs.
28211 2012-02-02 Jia Liu <proljc@gmail.com>
28213 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
28216 2012-02-02 Jan Hubicka <jh@suse.cz>
28217 Tom de Vries <tom@codesourcery.com>
28219 PR middle-end/51998
28220 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
28221 * varpool.c (varpool_analyze_pending_decls): Likewise.
28223 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
28224 Jayant R Sonar <jayant.sonar@kpitcummins.com>
28226 * config.gcc: Add cr16-* support.
28228 * doc/extend.texi: Document cr16 extensions.
28229 * doc/install.texi: Document cr16 install.
28230 * doc/invoke.texi: Document cr16 options.
28231 * doc/md.texi: Document cr16 constraints.
28233 * common/config/cr16/cr16-common.c: New file.
28234 * config/cr16/cr16.c: New file.
28235 * config/cr16/cr16.h: New file.
28236 * config/cr16/cr16.md: New file.
28237 * config/cr16/cr16.opt: New file.
28238 * config/cr16/cr16-protos.h: New file.
28239 * config/cr16/predicates.md: New file.
28240 * config/cr16/constraints.md: New file.
28241 * config/cr16/t-cr16: New file.
28243 2012-02-02 Jakub Jelinek <jakub@redhat.com>
28246 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
28247 that operands[2] is either immediate, or q_regs_operand.
28249 PR tree-optimization/52073
28250 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
28251 a pattern stmt for pattern uses, ignore uses outside of the loop.
28253 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
28255 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
28256 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
28257 (OUT_AS1, OUT_AS2): Remove.
28259 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
28261 PR rtl-optimization/51374
28262 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
28263 to cross other volatile_refs_p insns.
28265 2012-02-01 Richard Guenther <rguenther@suse.de>
28267 * doc/invoke.texi (fno-inline): Clarify documentation.
28268 (finline-small-functions): Likewise.
28269 (finline-functions): Likewise.
28270 * common.opt (finline): Adjust comment and documentation.
28271 (finline-small-functions): Clarify documentation.
28272 (finline-functions): Likewise.
28273 (finline-functions-called-once): Likewise.
28275 2012-02-01 Tristan Gingold <gingold@adacore.com>
28277 * c-typeck.c (composite_type): Keep mode for pointers.
28279 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
28281 * function.h (regno_reg_rtx): Adjust comment.
28282 * reginfo.c (init_reg_modes_target): Only use the previous mode
28283 if it fits within one register. Remove MIPS comment.
28285 2012-01-31 Jakub Jelinek <jakub@redhat.com>
28288 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
28290 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28292 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
28293 to srak instruction.
28295 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
28297 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
28299 2012-01-31 Jakub Jelinek <jakub@redhat.com>
28304 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
28306 2012-01-31 Richard Guenther <rguenther@suse.de>
28308 PR tree-optimization/51528
28309 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
28312 2012-01-31 Jakub Jelinek <jakub@redhat.com>
28317 * ree.c (add_removable_extension): Change def_map argument
28318 to unsigned *, store in def_map 1 + offset into *insn_list vector
28319 instead of pointers into the vector.
28320 (find_removable_extensions): Adjust caller.
28322 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
28324 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
28325 Transform all "* quoted-c-code" to { c-code }.
28326 Remove redundant test for "optimize" in combine patterns.
28327 Move (include "avr-dimode.md") to end of file.
28329 2012-01-30 Bin Cheng <bin.cheng@arm.com>
28332 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
28333 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
28335 2012-01-30 Richard Guenther <rguenther@suse.de>
28337 PR tree-optimization/52028
28338 * tree-loop-distribution.c (ldist_gen): Properly update
28341 2012-01-30 Jakub Jelinek <jakub@redhat.com>
28344 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
28345 set_cur_line_info_table if not emitting debug info.
28347 PR tree-optimization/52046
28348 * tree-vect-patterns.c (check_bool_pattern): Give up if
28349 a comparison could throw.
28352 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
28354 2012-01-30 Richard Guenther <rguenther@suse.de>
28356 PR tree-optimization/52045
28357 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
28358 SSA form if cfgcleanup did anything.
28360 2012-01-30 Richard Guenther <rguenther@suse.de>
28362 PR tree-optimization/52045
28363 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
28364 before computing final todo.
28366 2012-01-30 Richard Guenther <rguenther@suse.de>
28368 PR tree-optimization/51528
28369 * tree-sra.c (sra_modify_assign): Re-factor in preparation
28372 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
28374 * df-problems.c (df_kill_notes): Check that the use refers
28375 to the note under examination.
28377 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
28380 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
28381 parameter and use short-lived pseudos.
28382 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
28383 (sparc_expand_vector_init): Const-ify local variables and adjust
28384 calls to above functions.
28386 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
28388 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
28390 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
28392 * doc/invoke.texi: Make usage of "compile time" and
28393 "run time"/"runtime" consistent throughout the file.
28395 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
28397 * config/alpha/alpha.c (alpha_option_override): Default to
28398 full IEEE compliance mode for Go language.
28400 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
28402 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
28403 (LINK_SSP_SPEC): Define.
28405 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28408 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
28411 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
28413 * doc/invoke.texi: Correct hyphenation of "floating point",
28414 "double precision", and related terminology throughout the file.
28416 2012-01-28 Jakub Jelinek <jakub@redhat.com>
28419 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
28420 arm_general_register_operand predicate for operand 2 instead of
28423 2012-01-27 Ian Lance Taylor <iant@google.com>
28426 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
28427 * builtins.c (expand_builtin_init_trampoline): Add onstack
28428 parameter. Change caller.
28429 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
28430 * tree.c (build_common_builtin_nodes): Declare
28431 __builtin_init_heap_trampoline.
28433 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
28435 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
28436 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
28437 * config/avr/avr.c: Ditto.
28438 (avr_regnames): Remove because unused.
28439 * config/avr/avr.md (*cpse.ne): New peephole.
28440 (*cpse.eq): New peephole from former cpse peepholes.
28442 2012-01-27 Michael Eager <eager@eagercon.com>
28444 * config/microblaze.c (microblaze_emit_compare): Correct
28445 test after pcmp instruction.
28447 2012-01-27 Richard Guenther <rguenther@suse.de>
28449 PR tree-optimization/52020
28450 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
28452 2012-01-27 Richard Guenther <rguenther@suse.de>
28454 * ipa-pure-const.c (check_stmt): Clobbers do not make a
28455 function non-const/pure.
28457 2012-01-27 Richard Guenther <rguenther@suse.de>
28459 PR tree-optimization/50444
28460 * tree-sra.c (build_ref_for_offset): Properly adjust the
28461 MEM_REF type for unaligned accesses.
28463 2012-01-27 Richard Guenther <rguenther@suse.de>
28465 PR tree-optimization/50444
28466 * expr.c (mem_ref_refers_to_non_mem_p): New function.
28467 (expand_assignment): Use it. Properly handle misaligned
28468 bases when expanding stores to component references.
28469 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
28470 refactor that case.
28472 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
28474 PR middle-end/51389
28475 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
28476 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
28477 * tree-data-ref.c (find_data_references_in_loop): Make static.
28478 (compute_all_dependences): Change return type to bool. Bail out
28479 for too many datarefs in a loop. Move the hunk resetting the data
28480 dependences vector from ...
28481 (compute_data_dependences_for_loop): ... here. Account for
28482 compute_all_dependences returning false.
28483 (compute_data_dependences_for_bb): Likewise.
28484 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
28485 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
28487 2012-01-27 Richard Guenther <rguenther@suse.de>
28489 PR middle-end/51959
28490 * expr.c (store_field): Use the alias-set of the scratch memory
28493 2012-01-27 Tom de Vries <tom@codesourcery.com>
28495 PR tree-optimization/51990
28496 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
28498 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
28500 2012-01-27 Jakub Jelinek <jakub@redhat.com>
28503 * var-tracking.c (reverse_op): Don't add any reverse operation
28504 if V already has any constant locations.
28506 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
28508 * doc/invoke.texi: Correct usage of "command line" (noun)
28509 vs "command-line" (adjective) throughout.
28511 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
28513 * doc/invoke.texi (Language Independent Options): Move
28514 -Wcoverage-mismatch blurb from here....
28515 (Warning Options): ...to here.
28517 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
28519 * config/rs6000/rs6000.c (rs6000_option_override_internal):
28520 Set rs6000_always_hint to false for 476.
28522 2012-01-27 Matthias Klose <doko@ubuntu.com>
28524 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
28526 * incpath.c (add_standard_paths): Likewise.
28528 2012-01-27 Richard Henderson <rth@redhat.com>
28530 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
28531 * config/m68k/sync.md (atomic_test_and_set): Rename from
28532 sync_test_and_setqi and adjust the operands.
28533 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
28534 and unconditionally enable.
28536 2012-01-27 Richard Henderson <rth@redhat.com>
28538 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
28539 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
28540 (ldstub): Rename from ldstubqi.
28541 (ldstub<I24MODE>): Remove.
28543 2012-01-27 Richard Henderson <rth@redhat.com>
28545 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
28546 * c-cppbuiltin.c (cpp_atomic_builtins): Define
28547 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
28548 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
28549 * doc/tm.texi: Rebuild.
28551 2012-01-27 Richard Henderson <rth@redhat.com>
28553 * optabs.c (gen_atomic_test_and_set): Remove default.
28554 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
28556 2012-01-26 Jakub Jelinek <jakub@redhat.com>
28558 PR rtl-optimization/51978
28559 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
28560 (combine_reaching_defs): Likewise.
28561 (struct re_info): Remove.
28562 (add_removable_extension): Remove x and data arguments,
28563 add insn, insn_list and def_map. Use the arguments directly
28564 instead of using struct re_info.
28565 (find_removable_extensions): Don't call add_removable_extension
28566 through note_stores, instead just call it with single_set
28567 result if non-NULL.
28568 (find_and_remove_re): Pass curr_cand->expr instead of
28569 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
28571 2012-01-26 Michael Matz <matz@suse.de>
28573 PR tree-optimization/46590
28574 * cfgexpand.c: Revert last change (r183305).
28575 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
28577 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
28578 checking for emptiness.
28580 2012-01-26 Jakub Jelinek <jakub@redhat.com>
28582 PR middle-end/51895
28583 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
28584 non-addressable non-BLKmode base correctly.
28586 2012-01-26 Michael Matz <matz@suse.de>
28588 PR tree-optimization/48794
28589 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
28590 regions referenced from RESX/EH_DISPATCH.
28592 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28594 * config/s390/s390.h: Make BRANCH_COST an option.
28595 * config/s390/s390.opt: New option -mbranch-cost.
28597 2012-01-26 Richard Henderson <rth@redhat.com>
28599 Revert 2012-01-24 change:
28600 * trans-mem.c (requires_barrier): Do not instrument thread local
28601 variables and emit save/restore for them.
28603 2012-01-25 Jakub Jelinek <jakub@redhat.com>
28605 PR middle-end/51986
28606 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
28609 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
28611 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
28614 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
28617 Rename __pgm to __flash.
28618 Rename __pgm1 to __flash1.
28619 Rename __pgm2 to __flash2.
28620 Rename __pgm3 to __flash3.
28621 Rename __pgm4 to __flash4.
28622 Rename __pgm5 to __flash5.
28623 Rename __pgmx to __memx.
28624 * doc/extend.texi (AVR Named Address Spaces)
28625 Rename address space names as indicated above.
28626 * config/avr/avr.c (avr_addrspace): Ditto.
28628 * config/avr/avr-protos.h
28629 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
28630 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
28631 * config/avr/predicates.md: Ditto.
28632 * config/avr/avr.c Ditto, and
28633 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
28634 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
28636 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
28637 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
28638 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
28639 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
28640 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
28641 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
28642 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
28643 * config/avr/avr.c: Ditto.
28644 * config/avr/avr.md: Ditto.
28646 2012-01-25 Jason Merrill <jason@redhat.com>
28649 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
28651 2012-01-25 Jakub Jelinek <jakub@redhat.com>
28653 PR tree-optimization/51987
28654 * tree-data-ref.c (get_references_in_stmt): Handle references in
28655 non-volatile GIMPLE_ASM.
28657 2012-01-25 Richard Guenther <rguenther@suse.de>
28659 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
28660 bases are dereferenced.
28662 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
28664 PR rtl-optimization/48374
28665 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
28667 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
28669 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
28670 compute_data_dependences_for_loop returns false.
28671 * tree-parloops.c (loop_parallel_p): Likewise.
28673 2012-01-25 Richard Guenther <rguenther@suse.de>
28675 * tree.h (get_pointer_alignment_1): Declare.
28676 * builtins.c (get_pointer_alignment_1): New function.
28677 (get_pointer_alignment): Use it.
28679 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
28681 PR rtl-optimization/48308
28682 * combine.c (enum undo_kind): Add UNDO_LINKS.
28683 (struct undo): Add member l to other_contents and where.
28684 (do_SUBST_LINK): New.
28686 (try_combine): Handle LOG_LINKS for the dummy i1 case.
28687 (undo_all): Handle UNDO_LINKS.
28689 2012-01-25 Richard Henderson <rth@redhat.com>
28691 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
28694 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
28696 * optabs.c (gen_atomic_test_and_set): Use each argument.
28698 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
28700 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
28701 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
28702 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
28703 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
28704 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
28705 TARGET_PAIRED_SINGLE_FLOAT.
28707 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
28709 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
28710 (in_struct, return_val): Remove MEM documentation.
28711 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
28712 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
28713 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
28715 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
28716 * cfgexpand.c (add_alias_set_conflicts): Likewise.
28717 * expr.c (store_field): Likewise.
28718 * function.c (assign_stack_temp_for_type): Likewise.
28719 * ifcvt.c (noce_try_cmove_arith): Likewise.
28720 * reload1.c (reload): Likewise.
28721 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
28722 (alpha_set_memflags): Likewise.
28723 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
28725 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
28727 * rtl.h (true_dependence, canon_true_dependence): Remove varies
28729 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
28730 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
28731 (true_dependence_1, true_dependence, canon_true_dependence): Remove
28733 * cselib.c (cselib_rtx_varies_p): Delete.
28734 (cselib_invalidate_mem): Update call to canon_true_dependence.
28735 * dse.c (record_store, check_mem_read_rtx): Likewise.
28736 (scan_reads_nospill): Likewise.
28737 * cse.c (check_dependence): Likewise.
28738 (cse_rtx_varies_p): Delete.
28739 * expr.c (safe_from_p): Update call to true_dependence.
28740 * ira.c (validate_equiv_mem_from_store): Likewise.
28741 (memref_referenced_p): Likewise.
28742 * postreload-gcse.c (find_mem_conflicts): Likewise.
28743 * sched-deps.c (sched_analyze_2): Likewise.
28744 * store-motion.c (load_kills_store): Likewise.
28745 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
28746 * gcse.c (mems_conflict_for_gcse_p): Likewise.
28747 (compute_transp): Update call to canon_true_dependence.
28749 2012-01-25 Richard Henderson <rth@redhat.com>
28751 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
28752 (maybe_emit_atomic_test_and_set): New.
28753 (expand_sync_lock_test_and_set): Use it.
28754 (expand_atomic_test_and_set): Likewise.
28755 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
28756 the implementation; clarify implementation defined details.
28757 * doc/md.texi (atomic_test_and_set): Document.
28759 2012-01-25 Richard Henderson <rth@redhat.com>
28761 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
28763 2012-01-25 Richard Henderson <rth@redhat.com>
28766 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
28767 to effect no-op split.
28769 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
28772 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
28773 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
28774 (BT_FN_VOID_PTR_INT_SIZE): New.
28775 (BT_FN_UINT_UINT_VAR): Remove.
28776 (BT_FN_UINT32_UINT32_VAR): New.
28777 (BT_FN_DOUBLE_VPTR): Remove.
28778 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
28780 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
28781 (_ITM_changeTransactionMode): Same.
28782 (_ITM_memmoveRtWt): Change return type to void.
28783 (_ITM_memcpyRtWt): Same.
28784 (_ITM_memsetW): Same.
28785 (_ITM_RaRD): Change types to double.
28790 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
28792 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
28793 Patrick Marlier <patrick.marlier@gmail.com>
28795 * trans-mem.c (requires_barrier): Do not instrument thread local
28796 variables and emit save/restore for them.
28798 2012-01-24 Jason Merrill <jason@redhat.com>
28801 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
28802 output static aliases.
28804 2012-01-24 Jakub Jelinek <jakub@redhat.com>
28807 * common.opt (-pie, -shared, pie, shared): Change from Common to
28809 * gcc.c (display_help): Display help for -pie and -shared.
28811 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
28814 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
28815 Remove note on size/offset limitation.
28816 (AVR Variable Attributes): Add example how to read data located
28817 with progmem. Refer to named address spaces.
28818 * doc/invoke.texi (AVR Options): Fix typo.
28820 2012-01-24 Richard Guenther <rguenther@suse.de>
28822 Forward-port to trunk
28823 2010-09-21 Jakub Jelinek <jakub@redhat.com>
28825 PR middle-end/45678
28826 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
28827 op0 isn't sufficiently aligned and there is movmisalignM
28828 insn for mode, use it to load op0 into a temporary register.
28830 2012-01-24 Jakub Jelinek <jakub@redhat.com>
28833 * target.def (const_not_ok_for_debug_p): New hook.
28834 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
28836 * doc/tm.texi: Regenerated.
28837 * dwarf2out.c (const_ok_for_output_1): If
28838 targetm.const_not_ok_for_debug_p returns true, fail.
28839 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
28841 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
28843 2012-01-23 Kai Tietz <ktietz@redhat.com>
28846 * config/i386/predicates.md (symbolic_operand): Allow
28847 UNSPEC_PCREL as PIC expression for lea.
28848 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
28849 * config/i386/i386.c (ix86_delegitimize_address): Handle
28850 UNSPEC_PCREL for none-MEM, too.
28852 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
28854 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
28855 (ipa_tm_create_version_alias): Same.
28857 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
28860 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
28861 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
28863 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
28864 Patrick Marlier <patrick.marlier@gmail.com>
28865 Iain Sandoe <developer@sandoe-acoustics.co.uk>
28868 * lto-wrapper.c (run_gcc): Pass the LTO section name to
28869 simple_object_start_read.
28871 2012-01-23 Richard Guenther <rguenther@suse.de>
28874 PR tree-optimization/51895
28875 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
28876 parameter decomposition into BLKmode components.
28878 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
28880 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
28881 fake variables for restrict-qualified pointers whose pointed-to type
28882 contains a placeholder.
28884 2012-01-23 Richard Guenther <rguenther@suse.de>
28886 PR tree-optimization/51949
28887 * ipa-split.c (execute_split_functions): Do not split malloc functions.
28889 2012-01-23 Jakub Jelinek <jakub@redhat.com>
28891 PR rtl-optimization/51933
28892 * ree.c (transform_ifelse): Return true right away if dstreg is
28893 already wider or equal to cand->mode.
28894 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
28895 (make_defs_and_copies_lists): Remove defs_list and copies_list
28896 arguments, add state argument, just truncate state->work_list
28897 instead of always allocating and freeing the vector. Assert that
28898 get_defs succeeds instead of returning 2. Changed return type to bool.
28899 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
28900 have ext_src_mode, see if it has been modified already with the
28901 right kind of extension and has been extended before from the
28902 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
28903 just return true. Remember the original mode in state->modified array.
28904 (combine_reaching_defs): Add state argument. Don't allocate and
28905 free here def_list, copied_list and vec vectors, instead just
28906 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
28907 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
28908 Add state variable, clear vectors in it, initialize state.modified
28909 if needed. Free all the vectors at the end and state.modified too.
28910 Don't skip a candidate if the extension expression has been modified.
28912 2012-01-22 Douglas B Rupp <rupp@gnat.com>
28915 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
28916 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
28917 (extra_options) interix.opt -> i386/interix.opt"
28918 (extra_objs):Add winnt-stubs.o
28919 * configure.ac: Add interix to target_os .comm on PE check.
28920 * configure: Regenerate.
28921 * config/interix3.h: Delete and move bits to..
28922 * config/interix.h: Delete and move bits to..
28923 * config/i386/i386-interix3.h: Delete and move bits to..
28924 * config/i386/i386-interix.h: ..here.
28925 (TARGET_CPU_DEFAULT): Remove redefinition.
28926 (TARGET_ASM_CONSTRUCTOR): Undefine.
28927 (SUBTARGET_SWITCHES): Define for ms-bitfields.
28928 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
28929 (PTRDIFF_TYPE): Define.
28930 (LONG_DOUBLE_TYPE_SIZE): Define.
28931 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
28932 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
28933 (TARGET_SECTION_TYPE_FLAGS): Define.
28934 (ASM_DECLARE_FUNCTION_NAME): Define.
28935 (ASM_OUTPUT_EXTERNAL): Define.
28936 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
28937 (ASM_OUTPUT_ALIGNED_BSS): Define.
28938 (PCC_BITFIELD_TYPE_MATTERS): Define.
28939 (USE_CONST_SECTION): Define.
28940 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
28941 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
28942 (SUPPORTS_ONE_ONLY): Remove.
28943 (I386_PE_STRIP_ENCODING): Define.
28944 * config/interix.opt: Delete and move bits to..
28945 * config/i386/interix.opt: ..here. New.
28946 (mpe-aligned-commons): Add.
28947 * config/i386/t-interix: Add copyright header.
28948 (winnt-stubs.o): Add rule.
28950 2012-01-22 Jason Merrill <jason@redhat.com>
28953 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
28954 for extra name aliases.
28956 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
28958 PR rtl-optimization/51924
28959 * ree.c (combine_set_extension): Improve debugging message.
28960 (combine_reaching_defs): Likewise.
28961 (get_defs): Rename confusingly named variable.
28962 (find_and_remove_re): Skip a candidate if the extension expression has
28965 2012-01-21 Robert Millan <rmh@gnu.org>
28966 Gerald Pfeifer <gerald@pfeifer.com>
28968 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
28969 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
28971 2012-01-20 Jakub Jelinek <jakub@redhat.com>
28973 PR tree-optimization/51914
28974 * tree-vect-stmts.c (vectorizable_conversion): For
28975 cvt_type && modifier == WIDEN, put temporary with cvt_type
28976 at the beginning of vec_dsts and set vec_dest to temporary
28979 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
28981 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
28983 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
28985 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
28986 * config/rs6000/rs6000.c: Likewise.
28988 2012-01-20 Jakub Jelinek <jakub@redhat.com>
28991 * config/arm/arm.c (arm_count_output_move_double_insns): Call
28992 output_move_double on a copy of operands array.
28994 2012-01-20 Cary Coutant <ccoutant@google.com>
28995 Dodji Seketeli <dodji@redhat.com>
28998 * dwarf2out.c (copy_declaration_context): Return ref to parent
28999 of declaration DIE, if necessary.
29000 (remove_child_or_replace_with_skeleton): Add new parameter; update
29001 caller. Place skeleton DIE under parent DIE of original declaration.
29002 Move call to copy_declaration_context to here ...
29003 (break_out_comdat_types): ... from here.
29005 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29007 PR rtl-optimization/51856
29008 * reload.c (find_reloads_subreg_address): Set the address_reloaded
29011 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
29014 * config/arm/arm.c (arm_print_operand): Correct output of alignment
29015 hints for neon loads and stores.
29017 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
29021 * doc/extend.texi (Named Address Spaces): Split into subsections.
29022 (AVR Named Address Spaces): New subsection.
29023 (M32C Named Address Spaces): New subsection.
29024 (RL78 Named Address Spaces): New subsection.
29025 (SPU Named Address Spaces): New subsection.
29026 (Variable Attributes): New anchor "AVR Variable Attributes".
29027 (AVR Variable Attributes): Rewrite and avoid wording
29028 "address space" in this context.
29029 * doc/invoke.texi (AVR Options): Rewrite and add documentation
29030 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
29031 (AVR Built-in Macros): New subsubsection therein.
29032 * doc/md.texi (AVR constraints): Remove "C04", "R".
29034 2012-01-20 Richard Guenther <rguenther@suse.de>
29036 PR tree-optimization/51903
29037 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
29038 when removing stmts.
29040 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
29043 * config/arm/arm.c (arm_load_pic_register): Use
29044 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
29045 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
29046 (arm_pic_static_addr): Likewise.
29047 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
29048 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
29049 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
29050 (pic_load_addr_unified): New.
29052 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
29055 * function.c (instantiate_virtual_regs_in_insn): Use
29056 delete_insn_and_edges when removing a wrong asm insn.
29058 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
29060 PR rtl-optimization/40761
29061 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
29062 Add new member loop_num.
29063 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
29064 (ira_build): Remove the parameter.
29066 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
29067 (ira.c): Do not build CFG loops for one region allocation. Remove
29068 argument from ira_build call.
29070 * ira-build.c (init_loop_tree_node): New function.
29071 (create_loop_tree_nodes): Use it. Separate the case when CFG
29072 loops are not built.
29073 (more_one_region_p): Check current_loops.
29074 (finish_loop_tree_nodes): Separate the case when CFG loops are not
29076 (add_loop_to_tree): Process loop equal to NULL too.
29077 (form_loop_tree): Separate the case when CFG loops are not built.
29078 Use explicitly number for the root.
29079 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
29081 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
29082 instead of loop->num.
29083 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
29084 (mark_all_loops_for_removal): Ditto.
29085 (remove_unnecessary_regions): Separate the case when CFG loops
29087 (ira_build): Remove the parameter. Use explicit number of regions
29088 when CFG loops are not built.
29090 * ira-color.c (print_loop_title): Separate the case for the root node.
29091 Use loop_num instead of loop->num.
29092 (move_spill_restore): Use loop_num instead of loop->num.
29094 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
29095 (change_loop): Ditto.
29096 (change_loop): Use loop_num instead of loop->num.
29098 * ira-lives.c (process_bb_node_lives): Ditto.
29100 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
29102 * ira-conflicts.c (print_allocno_conflicts): Ditto.
29104 2012-01-19 Jakub Jelinek <jakub@redhat.com>
29106 PR libmudflap/40778
29107 * tree-mudflap.c (mf_artificial): New function.
29108 (execute_mudflap_function_ops, execute_mudflap_function_decls,
29109 mx_register_decls, mudflap_enqueue_decl): Use it.
29112 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
29113 numbers in the insn pattern.
29115 2012-01-19 Michael Matz <matz@suse.de>
29117 PR tree-optimization/46590
29118 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
29119 use it in remembering which conflicts we already created.
29120 (add_scope_conflicts): Adjust call to above, (de)allocate helper
29123 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
29126 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
29127 (merge_and_complain): Same.
29129 2012-01-19 Jakub Jelinek <jakub@redhat.com>
29132 * config/initfini-array.h: Guard content of the header
29133 with #ifdef HAVE_INITFINI_ARRAY.
29134 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
29135 Add initfini-array.h to tm_file here.
29136 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
29137 * config.gcc: Don't add initfini-array.h to tm_file here.
29138 * configure: Regenerated.
29140 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
29142 PR rtl-optimization/51505
29143 * df-problems.c (df_kill_notes): New parameter live. Update comment.
29144 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
29145 (df_note_bb_compute): Update the call to df_kill_notes.
29147 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
29149 * trans-mem.c (requires_barrier): Remove call to is_global_var.
29151 2012-01-18 Richard Guenther <rguenther@suse.de>
29153 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
29154 of conversions to void *.
29156 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29157 Richard Sandiford <rdsandiford@googlemail.com>
29159 PR middle-end/50325
29160 PR middle-end/51192
29161 * optabs.h (simplify_expand_binop): Declare.
29162 * optabs.c (simplify_expand_binop): Make global.
29163 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
29164 endian targets if the source cannot be exactly covered by word
29167 2012-01-17 Jakub Jelinek <jakub@redhat.com>
29170 * hard-reg-set.h (struct hard_reg_set_container): New type.
29171 * target.h (struct hard_reg_set_container): Forward declare.
29172 * target.def (set_up_by_prologue): New target hook.
29173 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
29174 * doc/tm.texi: Regenerated.
29175 * function.c (thread_prologue_and_epilogue_insns): Change
29176 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
29177 Call targetm.set_up_by_prologue on it.
29178 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
29179 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
29181 2012-01-17 Nick Clifton <nickc@redhat.com>
29183 * config/rx/rx.c (rx_can_use_simple_return): New function.
29184 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
29185 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
29187 2012-01-17 Richard Guenther <rguenther@suse.de>
29189 PR middle-end/51782
29190 * expr.c (expand_assignment): Take address-space information
29191 from the address operand of MEM_REF and TARGET_MEM_REF.
29192 (expand_expr_real_1): Likewise.
29194 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29196 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
29197 reload dump is requested.
29199 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
29202 * trans-mem.c (requires_barrier): Call may_be_aliased.
29204 2012-01-17 Jakub Jelinek <jakub@redhat.com>
29206 PR tree-optimization/51877
29207 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
29208 call arguments and fndecls compare equal, instead return false if they
29209 don't. Return true only if lhs1 and lhs2 are either both NULL, or
29210 both SSA_NAMEs that are valueized the same, or they satisfy
29213 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29215 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
29217 * configure: Regenerate.
29219 2012-01-16 Jan Hubicka <jh@suse.cz>
29223 * convert.c (convert_to_integer): Use fold_convert for
29224 converting an INTEGER_CST to integer type.
29226 2012-01-16 Jason Merrill <jason@redhat.com>
29229 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
29231 2012-01-16 Jakub Jelinek <jakub@redhat.com>
29234 * config/s390/s390.c (s390_chunkify_start): Don't skip
29235 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
29236 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
29237 If insn is followed by NOTE_INSN_VAR_LOCATION or
29238 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
29239 Don't use location of note insns.
29241 PR tree-optimization/51865
29242 * tree-inline.c (tree_function_versioning): Call remap_decl
29243 on DECL_RESULT whenever it has VOID_TYPE_P type.
29245 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
29247 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
29248 for calls to locally-binding MIPS16 functions if only the return
29249 type uses float regs.
29251 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
29252 Richard Sandiford <rdsandiford@googlemail.com>
29254 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
29255 (SYMBOL_32_HIGH): Likewise.
29256 (mips_output_tls_reloc_directive): Declare.
29257 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
29258 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
29259 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
29260 (mips_lo_relocs, mips_hi_relocs): Make extern.
29261 (mips16_stub_function): Move up file.
29262 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
29263 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
29264 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
29265 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
29266 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
29267 (mips_get_tp): Add MIPS16 support.
29268 (mips_legitimize_tls_address): Remove MIPS16 sorry().
29269 Generalize DTPREL and TPREL handling.
29270 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
29271 Add MIPS16 TLS support.
29272 (mips_output_tls_reloc_directive): New function.
29273 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
29274 * config/mips/predicates.md (symbolic_operand_with_high)
29275 (tls_reloc_operand): New predicates.
29276 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
29277 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
29278 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
29279 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
29280 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
29281 (*tls_get_tp_mips16_call_<mode>): Likewise.
29283 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
29285 PR rtl-optimization/51821
29286 * recog.c (peep2_find_free_register): Determine clobbered registers
29289 2012-01-14 Denis Chertykov <chertykov@gmail.com>
29292 * config/avr/avr-protos.h: Revert change of 2012-01-09.
29293 * config/avr/avr.c: Likewise.
29294 * config/avr/avr.h: Likewise.
29296 2012-01-13 Ian Lance Taylor <iant@google.com>
29299 * tree.h (TYPE_QUALS): Add cast to int.
29300 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
29302 2012-01-13 Ian Lance Taylor <iant@google.com>
29304 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
29305 comparing param_index to VEC_length result.
29307 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
29309 * c-decl.c: Do not include tree-mudflap.h
29310 * tree-optimize.c: Likewise.
29311 * Makefile.in: Update dependencies.
29313 2012-01-13 Richard Guenther <rguenther@suse.de>
29316 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
29317 variable-sized result always use RSO.
29319 2012-01-12 DJ Delorie <dj@redhat.com>
29321 * cfgexpand.c (convert_debug_memory_address): Allow any valid
29322 pointer type, not just the default pointer type.
29324 2012-01-09 Richard Henderson <rth@redhat.com>
29325 Denis Chertykov <chertykov@gmail.com>
29328 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
29329 * config/avr/avr.c (avr_can_eliminate): Simplify.
29330 (avr_initial_elimination_offset): Likewise.
29331 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
29332 (expand_epilogue): Likewise.
29333 (avr_legitimize_address): Gut.
29334 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
29335 (avr_hard_regno_nregs): New.
29336 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
29337 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
29338 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
29339 add soft frame pointer.
29340 (CALL_USED_REGISTERS): Likewise.
29341 (REG_CLASS_CONTENTS): Likewise.
29342 (REGISTER_NAMES): Likewise.
29343 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
29344 (HARD_FRAME_POINTER_REGNUM): New.
29345 (FRAME_POINTER_REGNUM): Use soft frame pointer.
29346 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
29347 remove the HARD_FRAME_POINTER self-elimination.
29349 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
29352 * config/avr/avr.c (avr_encode_section_info): Test for absence of
29353 DECL_EXTERNAL when checking for initializers of progmem variables.
29355 2012-01-12 Ira Rosen <irar@il.ibm.com>
29357 PR tree-optimization/51799
29358 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
29359 that the last operation is a type demotion.
29361 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
29363 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
29364 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
29366 2012-01-11 Jakub Jelinek <jakub@redhat.com>
29369 * combine.c (distribute_notes): If i3 is a noreturn call,
29370 allow old_size to be equal to args_size and make sure the
29371 noreturn call gets REG_ARGS_SIZE note.
29372 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
29373 on noreturn calls even when the delta is 0.
29375 2012-01-11 Nathan Sidwell <nathan@acm.org>
29377 * gcov.c (STRING_SIZE): Remove.
29378 (generate_results): Erase annotations for source files with no
29379 coverage information.
29381 (output_lines): Use it.
29383 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
29385 * gimple.h (gimplify_body): Remove first argument.
29386 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
29387 pointer set here, instead just pass DATA to walk_tree.
29388 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
29389 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
29390 (unvisit_body): Likewise, but with unmark_visited.
29391 (gimplify_body): Remove BODY_P argument and adjust.
29392 (gimplify_function_tree): Adjust call to gimplify_body.
29393 * omp-low.c (finalize_task_copyfn): Likewise.
29395 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
29397 * tree.h (build_function_decl_skip_args): Add boolean parameter.
29398 (build_function_type_skip_args): Delete.
29399 * tree.c (build_function_type_skip_args): Make static and add
29400 SKIP_RETURN parameter. Fix thinko in the handling of variants.
29401 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
29402 pass it to build_function_type_skip_args.
29403 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
29404 (tree_function_versioning): Likewise.
29405 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
29406 build_function_decl_skip_args.
29407 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
29408 and pass it to build_function_decl_skip_args/tree_function_versioning.
29409 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
29410 * ipa-inline-transform.c (save_inline_function_body): Likewise.
29411 * trans-mem.c (ipa_tm_create_version): Likewise.
29412 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
29413 * tree-inline.c (declare_return_variable): Remove always-true test.
29414 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
29415 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
29416 * ipa-split.c (split_function): Skip the return value for the split
29417 part if it doesn't return.
29419 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29421 PR tree-optimization/49642
29422 * ipa-split.c (forbidden_dominators): New variable.
29423 (check_forbidden_calls): New function.
29424 (dominated_by_forbidden): Likewise.
29425 (consider_split): Check for forbidden dominators.
29426 (execute_split_functions): Initialize and free forbidden
29427 dominators info; call check_forbidden_calls.
29429 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
29431 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
29433 2012-01-11 Nick Clifton <nickc@redhat.com>
29435 * config/rx/rx.md (return): Define pattern.
29437 2012-01-11 Richard Guenther <rguenther@suse.de>
29439 * doc/extend.texi (malloc attribute): Adjust according to
29442 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
29443 Patrick Marlier <patrick.marlier@gmail.com>
29445 PR middle-end/51516
29446 * trans-mem.c (get_cg_data): Traverse aliases if requested.
29447 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
29448 (ipa_tm_note_irrevocable): Same.
29449 (ipa_tm_scan_irr_block): Same.
29450 (ipa_tm_decrement_clone_counts): Same.
29451 (ipa_tm_scan_irr_function): Same.
29452 (ipa_tm_create_version_alias): Same.
29453 (ipa_tm_create_version): Same.
29454 (ipa_tm_transform_calls_redirect): Same.
29455 (ipa_tm_transform_calls): Same.
29456 (ipa_tm_transform_transaction): Same.
29457 (ipa_tm_execute): Same.
29459 2012-01-10 Richard Guenther <rguenther@suse.de>
29461 PR middle-end/51806
29462 * opts.c (common_handle_option): Handle -Werror.
29464 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
29466 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
29469 2012-01-10 Jason Merrill <jason@redhat.com>
29471 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
29474 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29476 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
29477 supports R_386_TLS_GD_PLT reloc.
29478 (gcc_cv_as_ix86_tlsldmplt): Check if linker
29479 supports R_386_TLS_LDM_PLT reloc.
29480 * configure: Regenerate.
29481 * config.in: Regenerate.
29483 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
29486 Extend __pgmx semantics to linearize memory.
29487 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
29488 determine if code comes inline or from libgcc.
29489 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
29490 (movmem_qi, movmem_qi): Set constraint #2 to "n".
29491 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
29492 (movmemx_qi, movmemx_hi): New insns.
29493 (xload_<mode>_libgcc): Rewrite to new insn condition.
29494 (xload_<mode>): Remove insns.
29495 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
29496 cases that don't satisfy avr_xload_libgcc_p().
29497 (avr_addr_space_convert): Allow converting in any direction.
29498 (avr_addr_space_subset_p): Return always true.
29499 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
29500 (avr_emit_movmemhi): Ditto.
29501 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
29502 (avr_out_movmem): Ditto.
29503 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
29504 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
29505 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
29506 (avr_encode_section_info): Encode 'progmem' in symbol flags.
29507 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
29509 2012-01-10 Richard Guenther <rguenther@suse.de>
29511 PR tree-optimization/50913
29512 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
29513 Require data-refs to be representable by Graphite with respect
29516 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
29518 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
29519 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
29521 2012-01-10 Tom de Vries <tom@codesourcery.com>
29523 PR rtl-optimization/51271
29524 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
29525 handling annulled branch.
29527 2012-01-10 Richard Henderson <rth@redhat.com>
29529 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
29530 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
29531 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
29532 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
29533 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
29534 arm_expand_vec_perm_const): New.
29535 * config/arm/arm-protos.h: Update.
29536 * config/arm/neon.md (UNSPEC_VCONCAT): New.
29537 (*neon_vswp<VDQX>): New.
29538 (neon_vcombine<VDX>): Use neon_split_vcombine.
29539 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
29540 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
29541 (vec_perm<VE>): New.
29543 2012-01-10 Richard Henderson <rth@redhat.com>
29545 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
29546 use it if reload_completed.
29547 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
29548 arm_output_asm_insn, arm_process_output_memory_barrier,
29549 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
29550 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
29551 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
29552 arm_process_output_sync_insn, arm_output_sync_insn,
29553 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
29554 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
29555 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
29556 (emit_unlikely_jump): New.
29557 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
29558 (arm_split_atomic_op): New.
29559 * config/arm/arm-protos.h: Update.
29560 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
29561 (struct arm_sync_generator): Remove.
29562 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
29563 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
29564 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
29565 (VUNSPEC_LL, VUNSPEC_SC): New.
29566 (sync_result, sync_memory, sync_required_value, sync_new_value,
29567 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
29568 (attr length): Don't use arm_sync_loop_insns.
29569 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
29570 (movsfcc, movdfcc): Likewise.
29571 * config/arm/constraints.md (Ua): New.
29572 * config/arm/prediates.md (mem_noofs_operand): New.
29573 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
29574 (sync_clobber, sync_t2_reqd): Remove.
29575 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
29576 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
29577 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
29578 (arm_sync_compare_and_swap<SIDI>): Remove.
29579 (arm_sync_compare_and_swap<NARROW>): Remove.
29580 (arm_sync_lock_test_and_set<SIDI>): Remove.
29581 (arm_sync_lock_test_and_set<NARROW>): Remove.
29582 (arm_sync_new_<syncop><SIDI>): Remove.
29583 (arm_sync_new_<syncop><NARROW>): Remove.
29584 (arm_sync_new_nand<SIDI>): Remove.
29585 (arm_sync_new_nand<NARROW>): Remove.
29586 (arm_sync_old_<syncop><SIDI>): Remove.
29587 (arm_sync_old_<syncop><NARROW>): Remove.
29588 (arm_sync_old_nand<SIDI>): Remove.
29589 (arm_sync_old_nand<NARROW>): Remove.
29590 (*memory_barrier): Merge arm_output_memory_barrier.
29591 (atomic_compare_and_swap<QHSD>): New.
29592 (atomic_compare_and_swap<NARROW>_1): New.
29593 (atomic_compare_and_swap<SIDI>_1): New.
29594 (atomic_exchange<QHSD>): New.
29595 (cas_cmp_operand, cas_cmp_str): New.
29596 (atomic_op_operand, atomic_op_str): New.
29597 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
29598 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
29599 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
29600 (arm_load_exclusive<NARROW>): New.
29601 (arm_load_exclusivesi, arm_load_exclusivedi): New.
29602 (arm_store_exclusive<QHSD>): New.
29604 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
29606 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
29607 reload patterns if -mvsx-scalar-memory.
29609 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
29610 generated, even -mno-vsx-scalar-double was used.
29611 (vsx_xscvdpsp_scalar): Likewise.
29612 (vsx_xscvspdp_scalar2): Likewise.
29614 2012-01-09 Tom de Vries <tom@codesourcery.com>
29615 Andrew Pinski <apinski@cavium.com>
29618 * reorg.c (fill_slots_from_thread): Don't speculate
29619 frame-related insns.
29621 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
29623 * sched-int.h (bb_note): Move to...
29624 * basic-block.h: ...here.
29625 * haifa-sched.c (bb_note): Move to...
29626 * cfgrtl.c: ...here.
29627 * function.c (next_block_for_reg): New function.
29628 (move_insn_for_shrink_wrap): Likewise.
29629 (prepare_shrink_wrap): Rewrite to use the above.
29631 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
29633 * gimple.c (is_gimple_non_addressable): Remove.
29634 * gimple.h: Remove is_gimple_non_addressable.
29635 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
29636 is_gimple_non_addressable.
29637 * trans-mem.c (expand_assign_tm): Same.
29639 2012-01-09 Richard Guenther <rguenther@suse.de>
29641 PR tree-optimization/51775
29642 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
29643 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
29645 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
29647 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
29649 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
29651 2012-01-09 Richard Guenther <rguenther@suse.de>
29653 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
29655 2012-01-08 Jan Hubicka <jh@suse.cz>
29657 PR tree-optimize/51680
29658 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
29659 on when known_vals needs to be computed; cleanup.
29661 2012-01-08 Jan Hubicka <jh@suse.cz>
29663 PR tree-optimize/51694
29664 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
29666 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
29668 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
29669 for -std=c++98 and -std=c++11 too.
29671 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
29673 * cfgloop.c (cancel_loop): Add free() of bbs array.
29675 2012-01-07 Jan Hubicka <jh@suse.cz>
29677 PR tree-optimization/51600
29678 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
29679 that benefits small functions.
29681 2012-01-07 Jan Hubicka <jh@suse.cz>
29683 * ipa-inline.c (want_inline_small_function_p): Fix formating.
29685 2012-01-07 Jan Hubicka <jh@suse.cz>
29687 PR tree-optimization/51680
29688 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
29689 whose inlining reduce unit size.
29691 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
29694 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
29695 Add canonical node to containing_mem chain after the non-canonical
29696 one, even if there weren't any locs to propagate.
29697 (remove_useless_values): Keep only canonical values.
29698 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
29699 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
29700 canonicalize mem_chain elements that are not discarded.
29702 2012-01-06 Jakub Jelinek <jakub@redhat.com>
29705 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
29706 before emitting functions.
29708 PR gcov-profile/50127
29709 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
29710 clear_aux_for_blocks.
29712 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
29715 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
29717 2012-01-06 Arnaud Charlet <charlet@adacore.com>
29719 * c-decl.c (ext_block): Moved up.
29720 (collect_all_refs, for_each_global_decl): Take ext_block into account.
29722 2012-01-06 Han Shen <shenhan@google.com>
29724 Translate built-in include paths for sysroot.
29725 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
29726 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
29728 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
29729 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
29731 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
29732 control whether sysroot should be prepended to gxx include dir.
29734 * configure: Regenerate.
29736 2012-01-06 Torvald Riegel <triegel@redhat.com>
29738 PR rtl-optimization/51771
29739 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
29740 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
29742 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
29744 PR tree-optimization/51315
29745 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
29746 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
29748 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
29751 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
29752 for shrp pattern. Correctly handle and fixup shift variable.
29753 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
29755 2012-01-05 Jakub Jelinek <jakub@redhat.com>
29758 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
29759 note when !ACCUMULATE_OUTGOING_ARGS.
29761 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
29763 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
29765 (extract_range_from_unary_expr_1): Avoid useless computations.
29767 2012-01-05 Jakub Jelinek <jakub@redhat.com>
29769 PR rtl-optimization/51767
29770 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
29771 of jump_block and add an extra edge for degenerated asm gotos.
29773 PR middle-end/51768
29774 * stmt.c (check_unique_operand_names): Don't ICE during error
29775 reporting if i is from labels chain.
29777 PR middle-end/44777
29778 * profile.c (branch_prob): Split bbs that have exit edge
29779 and need a fake entry edge too.
29781 2012-01-05 Jan Hubicka <jh@suse.cz>
29783 PR middle-end/49710
29784 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
29787 2012-01-05 Richard Guenther <rguenther@suse.de>
29790 * tree-streamer-out.c (write_ts_optimization): New function.
29791 (streamer_write_tree_body): Call it.
29792 * tree-streamer-in.c (lto_input_ts_optimization): New function.
29793 (streamer_read_tree_body): Call it.
29794 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
29796 2012-01-05 Jakub Jelinek <jakub@redhat.com>
29798 PR middle-end/51761
29799 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
29800 * gimplify.c (gimplify_cleanup_point_expr): Save and set
29801 in_cleanup_point_expr before gimplify_stmt call and restore it
29803 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
29804 in_cleanup_point_expr is false.
29806 2012-01-05 Richard Guenther <rguenther@suse.de>
29808 PR middle-end/51764
29809 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
29811 * toplev.c (process_options): Reject combining mudflap and LTO.
29812 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
29814 2012-01-05 Richard Guenther <rguenther@suse.de>
29816 PR tree-optimization/51760
29817 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
29819 (bit_value_unop): Handle UNDEFINED operands.
29820 (bit_value_binop): Likewise.
29822 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
29824 * config/avr/avr.c (avr_replace_prefix): Remove.
29825 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
29826 (avr_asm_function_rodata_section): Ditto.
29827 (avr_asm_select_section): Ditto.
29829 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
29831 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
29834 2012-01-05 Jakub Jelinek <jakub@redhat.com>
29837 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
29838 calls that have any non-fake successor edges.
29841 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
29843 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
29845 PR tree-optimization/51624
29846 * tree-sra.c (build_ref_for_model): When replicating a chain of
29847 COMPONENT_REFs, stop as soon as the offset would become negative.
29849 2012-01-04 Jakub Jelinek <jakub@redhat.com>
29852 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
29853 in .debug_loc on the floor.
29855 2012-01-04 Andrew Pinski <apinski@cavium.com>
29857 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
29859 2012-01-04 Andrew Pinski <apinski@cavium.com>
29860 Adam Nemet <anemet@caviumnetworks.com>
29862 * config/mips/mips.md (size): Add SI and DI.
29863 (SIZE): New mode attribute.
29864 (U): New code attribute.
29865 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
29866 (mips_lbux_<mode>): Delete.
29867 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
29868 (mips_lhx): Use gen_mips_lhx_extsi.
29869 (mips_lhx_<mode>): Delete.
29870 (mips_lwx): Delete.
29871 (mips_l<size>x): New expand.
29872 (mips_lwx_<mode>): Delete.
29873 (mips_l<GPR:size>x_<P:mode>): New pattern.
29874 (*mips_lw<u>x_<P:mode>_ext): Likewise.
29875 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
29876 * config/mips/mips.c (mips_lx_address_p): New function.
29877 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
29878 (dsp64): New availability predicate.
29879 (mips_builtins): Add an entry for __builtin_mips_ldx.
29880 * config/mips/mips.h (ISA_HAS_LBX): New define.
29881 (ISA_HAS_LBUX): Likewise.
29882 (ISA_HAS_LHX): Likewise.
29883 (ISA_HAS_LHUX): Likewise.
29884 (ISA_HAS_LWX): Likewise.
29885 (ISA_HAS_LWUX): Likewise.
29886 (ISA_HAS_LDX): Likewise.
29887 * doc/extend.texi (__builtin_mips_ldx): Document.
29889 2012-01-04 Tristan Gingold <gingold@adacore.com>
29891 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
29892 when long pointers are used.
29893 * config.build (*-*-*vms*): Handle all OpenVMS targets.
29894 (alpha64-dec-*vms*, alpha*-dec-*vms*)
29895 (ia64-hp-*vms*): Remove.
29896 * config/vms/xm-vms64.h: Delete.
29898 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
29900 PR middle-end/51472
29901 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
29903 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
29905 * opts.c (finish_options): Remove duplicate sorry.
29907 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
29909 PR middle-end/51696
29910 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
29913 2012-01-04 Richard Guenther <rguenther@suse.de>
29915 PR middle-end/51750
29916 * tree.c (size_low_cst): New function.
29917 * tree.h (size_low_cst): Declare.
29918 * fold-const.c (fold_comparison): Use it to extract the low
29919 part of the POINTER_PLUS_EXPR offset.
29921 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
29923 Fix clearing ZERO_REG
29924 * config/avr/avr.md (cc): Add alternative "ldi".
29925 (movqi_insn): Use it in cc attribute.
29926 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
29927 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
29928 (output_reload_insisf): Use ZERO_REG to pre-clear register.
29930 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29932 * configure: Regenerate.
29934 2012-01-04 Richard Guenther <rguenther@suse.de>
29936 PR tree-optimization/49651
29937 * tree-ssa-structalias.c (type_can_have_subvars): New function.
29938 (var_can_have_subvars): Use it.
29939 (get_constraint_for_1): Only consider subfields if there can be any.
29941 2012-01-03 Jakub Jelinek <jakub@redhat.com>
29944 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
29945 to its new canonical_cselib_val and the cselib_val was in
29946 first_containing_mem chain, but the canonical_cselib_val was not,
29947 add the latter into the chain.
29948 (cselib_invalidate_mem): Compare canonical_cselib_val of
29949 addr_list chain elt with v.
29952 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
29953 dwarf2out_undef): Allocate e.info using ggc_strdup instead
29955 (output_macinfo_op): Don't ggc_strdup fd->filename.
29956 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
29957 then ggc_strdup it. Don't free inc->info or cur->info.
29958 (output_macinfo): Don't free ref->info or file->info.
29960 2012-01-03 Ira Rosen <irar@il.ibm.com>
29962 PR tree-optimization/51269
29963 * tree-vect-loop-manip.c (set_prologue_iterations): Make
29964 first_niters a pointer.
29965 (slpeel_tree_peel_loop_to_edge): Likewise.
29966 (vect_do_peeling_for_loop_bound): Update call to
29967 slpeel_tree_peel_loop_to_edge.
29968 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
29969 here. Remove it from the parameters list.
29970 (vect_do_peeling_for_alignment): Update calls and compute
29971 wide_prolog_niters.
29973 2012-01-03 Richard Guenther <rguenther@suse.de>
29975 PR tree-optimization/51070
29976 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
29977 Properly handle calls.
29979 2012-01-03 Richard Guenther <rguenther@suse.de>
29981 PR tree-optimization/51692
29982 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
29983 the LHS of allocation stmts.
29985 2012-01-03 Olivier Hainque <hainque@adacore.com>
29987 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
29989 2012-01-03 Olivier Hainque <hainque@adacore.com>
29991 * collect2.c (main): In AIX specific computations for vector
29992 insertions, use CONST_CAST2 to cast from char ** to const char **.
29994 2012-01-03 Richard Guenther <rguenther@suse.de>
29997 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
29998 the context of a limbo DIE when it does not already exist.
30000 2012-01-03 Jakub Jelinek <jakub@redhat.com>
30002 PR tree-optimization/51719
30003 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
30004 but direct call is, clear direct call's lhs and don't add fallthrough
30005 edge from dcall_bb to join_bb and PHIs.
30007 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30009 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
30010 the instructions emitted by the pattern.
30011 ("*TDC_insn_<mode>"): Add comment.
30013 2012-01-03 Richard Guenther <rguenther@suse.de>
30015 PR middle-end/51730
30016 * fold-const.c (fold_comparison): Properly canonicalize
30017 tree offset and HOST_WIDE_INT bit position.
30019 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
30021 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
30022 operands for extzv pattern.
30024 2012-01-02 Jakub Jelinek <jakub@redhat.com>
30027 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
30030 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
30032 * doc/invoke.texi (-flto and related options): Copy-edit.
30034 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
30036 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
30038 2012-01-02 Jakub Jelinek <jakub@redhat.com>
30040 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
30043 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
30045 * expr.h (move_by_pieces_ninsns): Declare.
30046 * expr.c (move_by_pieces_ninsns): Make external.
30047 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
30048 (mips_store_by_pieces_p): Likewise.
30049 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
30050 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
30051 * config/mips/mips.c (mips_move_by_pieces_p): New function.
30052 (mips_store_by_pieces_p): Likewise.
30054 2012-01-02 Jakub Jelinek <jakub@redhat.com>
30056 * passes.c (register_one_dump_file): Free full_name.
30058 * reload1.c (reload): Don't allocate reg_max_ref_width here.
30059 (calculate_elim_costs_all_insns): Free offsets_at and
30060 offsets_known_at at the end and clear the pointers.
30062 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
30064 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
30065 this option introduced in r180739.
30067 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
30070 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
30071 (tmake_file target=avr): Add avr/t-multilib.
30073 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
30074 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
30075 * config/avr/genmultilib.awk: New file.
30076 * config/avr/t-multilib: New auto-generated file.
30077 * config/avr/multilib.h: New auto-generated file.
30078 * config/avr/t-avr (AVR_MCUS): New variable.
30079 (genopt.sh): Use it.
30080 (s-mlib): Depend on t-multilib.
30081 (t-multilib, multilib.h): New dependencies.
30082 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
30083 (MULTILIB_OPTIONS): Remove.
30084 (MULTILIB_MATCHES): Remove.
30085 (MULTILIB_DIRNAMES): Remove.
30086 (MULTILIB_EXCEPTIONS): Remove:
30087 * config/avr/genopt.sh: Don't use hard coded file name;
30088 pass AVR_MCUS from t-avr instead.
30090 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
30092 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
30094 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
30096 Implement light-weight DImode support.
30097 * config/avr/avr-dimode.md: New file.
30098 * config/avr/avr.md: Include it.
30099 (adjust_len): Add plus64, compare64.
30100 (HIDI): Remove code iterator.
30101 (code_stdname): New code attribute.
30102 (rotx, rotsmode): Remove DI.
30103 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
30105 * config/avr/avr-protos.h (avr_have_dimode): New.
30106 (avr_out_plus64, avr_out_compare64): New.
30107 * config/avr/avr.c (avr_out_compare): Handle DImode.
30108 (avr_have_dimode): New variable definition and initialization.
30109 (avr_out_compare64, avr_out_plus64): New functions.
30110 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
30111 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
30112 (avr_compare_pattern): Skip DImode comparisons.
30114 2012-01-02 Revital Eres <revital.eres@linaro.org>
30116 * ddg.c (def_has_ccmode_p): New function.
30117 (add_cross_iteration_register_deps,
30118 create_ddg_dep_from_intra_loop_link): Call it.
30120 2012-01-02 Richard Guenther <rguenther@suse.de>
30123 * invoke.texi (fassociative-math): Remove spurious paranthesis.
30125 2012-01-01 Jakub Jelinek <jakub@redhat.com>
30127 * gcc.c (process_command): Update copyright notice dates.
30128 * gcov.c (print_version): Likewise.
30129 * gcov-dump.c (print_version): Likewise.
30130 * mips-tfile.c (main): Likewise.
30131 * mips-tdump.c (main): Likewise.
30133 2012-01-01 Ira Rosen <irar@il.ibm.com>
30135 PR tree-optimization/51704
30136 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
30137 a use is inside the basic block or loop before accessing its vect info.
30139 2012-01-01 Jan Hubicka <jhjh@suse.cz>
30141 PR rtl-optimization/51069
30142 * cfgloopmanip.c (remove_path): Removing path making irreducible
30143 region unconditional makes BB part of the region.
30145 2012-01-01 Jakub Jelinek <jakub@redhat.com>
30147 PR tree-optimization/51683
30148 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
30149 calls with side-effects.
30150 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
30152 Copyright (C) 2012 Free Software Foundation, Inc.
30154 Copying and distribution of this file, with or without modification,
30155 are permitted in any medium without royalty provided the copyright
30156 notice and this notice are preserved.